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33results about How to "Smooth sewage" patented technology

Cultivation water filtration method and device thereof

The invention discloses a cultivation water filtration method, including a cultivation water filtration step. The cultivation water filtration step includes that: cultivation water to be filtered passes through a filter screen in surge water flow state from the filter screen down-up under the driving of a power source. The invention also discloses a filtration device for realizing the cultivationwater filtration method, comprising a tank body and a filter screen arranged in the tank body; wherein the tank body is opened with a water inlet and a water outlet, the filter screen is arranged toward the water inlet direction in an inclined way and is arranged above the water inlet, the lower end of the filter screen is connected with a vertical clapboard, the filter screen and the clap board divide the space in the tank body into a sewage region and a clear water region, and the water inlet is communicated with the sewage region while the water outlet is communicated with the clear water region. The invention can cause masses of sewage to strike the filter screen under the driving of surge water flow and deposit downward, filtration time is increased, reverse washing frequency is reduced, and better filtration effect can be realized.
Owner:SOUTH CHINA SEA FISHERIES RES INST CHINESE ACAD OF FISHERY SCI +1

Seat-pressing type double valve plate pedestal pan

InactiveCN101638911AReduce usageProliferation preventionWater closetsWater channelSewage
The invention relates to a seat-pressing type double valve plate pedestal pan, comprising a pedestal pan. The seat-pressing type double valve plate pedestal pan is characterized in that a seat cushionsupport is arranged above the pedestal pan; the surface of the pedestal pan is provided with four guide columns which are inserted into return spring holes of a main body bracket; the main body bracket is provided with cross rails for reinforcing; a protective ring at an upper opening of the pedestal pan is provided with a water channel, and the bottom part of the water channel is evenly distributed with flushing holes (twenty); a water outlet at the lower part of the pedestal pan is connected with one end of a storing pipeline by a flange; the water outlet and the storign pipeline are provided with an upper valve plate; the other end of the storing pipeline and a sewage draining port are connected by a flange; a lower valve plate is arranged between the storing pipeline and the sewage draining port; and the upper valve plate and the lower valve plate are driven by a transmission device. The seat-pressing type double valve plate pedestal pan adopts staggered opening and closing for the upper valve plate and the lower valve plate, can drain sewage smoothly under the condition of little water, and can save water by 90 percent compared with the old pedestal pan; the rest water afterflushing forms water seal which can effectively prevent smelt from dispersing by the pedestal pan and also can prevent the sewage from pouring inversely.
Owner:王彤

Efficient backwashing filtering device and multilayered filter provided with device

The invention relates to an efficient backwashing filtering device and a multilayered filter provided with the device. The efficient backwashing filtering device is provided with a filtering unit, so that high-turbidity circulating water can be filtered and backwashing can be carried out on a fiber filtering material, and therefore, regeneration of the fiber filtering material is realized and the filtering effect is enhanced; in a backwashing process of the fiber filtering material, high-pressure air in a high-pressure airflow pipeline is sprayed out from a nozzle on an outer sleeve, and suspension matters and oil, which are intercepted by the fiber filtering material, can be completely removed, so that the fiber filtering material is completely regenerated; the backwashing time can be greatly shortened and the water use amount of backwashing is saved; the backwashing and pollutant removing effects are relatively good; and the multilayered filter provided with the device comprises a plurality of stacked filtering units, so that the occupied areas of a filter is reduced, the utilization rate of a land is increased and the filtering efficiency is improved.
Owner:秦皇岛德创节能环保科技有限公司

Water-saving deodorizing closestool

A water-saving deodorizing closestool comprises a closestool body, a closestool basin, a closestool cover and a straight-through anti-reflux device. The straight-through anti-reflux device comprises a spherical straight-through pipe, two seal baffles and a link mechanism; the upper end of the spherical straight-through pipe is communicated with a sewage-discharge basin neck on the lower portion of the closestool basin, and the lower end of the spherical straight-through pipe is communicated with a sewage-discharge elbow pipe; the seal baffles are hinged to fulcrums on the two sides of the sewage-discharge basin neck through rotating shafts; connecting rods at the tails of the seal baffles are provided with long sliding chutes; the connecting rods at the tails of the seal baffles penetrate through baffle grooves in the two sides of the spherical straight-through pipe and are connected with the link mechanism through the long sliding chutes; when the closestool cover is closed or opened, a push rod at the tail of the closestool cover drives the link mechanism to descend or ascend so as to drive the seal baffles to be opened or closed so that the opening of the sewage-discharge basin neck can be closed or opened. The water-saving deodorizing closestool is scientific and reasonable in design, low in cost, convenient to use, good in water-saving effect, good in deodorizing effect and capable of discharging sewage quickly.
Owner:嘉兴市朗盛机械有限公司

Parent fish culture pond

ActiveCN106614225ANot easy to scareAffect reproductionPisciculture and aquariaBroodstockFishery
The invention discloses a parent fish culture pond, and aims at solving the problems that the parent fish culture pond is troubled by unsmooth waste drainage, and being prone to blocking, the impurities suspending in the water of the parent fish culture pond cannot be cleaned easily, the cleaning process can frighten the parent fish easily, and the affected parent fish cannot reproduce adequately. The pond comprises a pond body. The bottom of the pond body is provided with a waste drainage hole. The waste drainage hole is communicated with a waste drainage pipe. The outer wall of the pond body is provided with several rings of water inlet pipes in regular intervals. All the rings of water inlet pipes are distributed uniformly. All the water inlet pipes tilt to a same direction, and are connected to the pond body. The center of the pond body is provided with a fixing rod. The lower end of the fixing rod is coupled with a scraping rod. The scraping rod is arranged in close proximity to the pond body bottom. A push blade is arranged on the connection rod. The location of the pond body, which is adjacent to the highest two water inlet pipes, is provided with an upper push rod and a lower push rod. The upper push rod is connected with an upper push piece. The lower push rod is connected with a lower push piece. The end parts of the upper push piece and the lower push piece are all close to the pond body inner wall. Both the upper push rod and the lower push rod can be rotationally connected with the fixing rod.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG

Sewage pump with crushing function

The invention discloses a sewage pump with a crushing function. The sewage pump is composed of a sewage pump body, a crushing device, a sewage outlet, a flange, a water inlet pipe, a circular pipe, a vertical pipe, an inclined pipe and a straight pipe. The crushing device is arranged below the sewage pump body. The sewage outlet is formed in the lower portion of the crushing device. The side edge of the sewage pump body is provided with the water inlet pipe. The circular pipe is connected to the water inlet pipe through the flange. The crushing device is parallel to the sewage outlet in the horizontal direction. By means of the sewage pump with the crushing function, garbage and large blocks of sewage which are difficult to discharge are broken up and crushed through the drainage pressure and ponding water to form small matter capable of being discharged in the sewage discharge process, and the blocking prevention and smooth sewage discharge functions are achieved. The sewage pump is easy to manufacture, convenient to mount, low in cost and capable of avoiding the problem that the sewer garbage and large blocks of sewage block a water inlet of a sewage pump effectively and reducing the loss caused by when the sewage pump is overburned due to blocking.
Owner:WUXI ZHONGQIANG ELECTRIC CARBON CO LTD

Special large-power submersible sewage pump filter structure

The invention relates to the technical field of sewage pumps, in particular to a special large-power submersible sewage pump filter structure. According to the adopted technical scheme, the special large-power submersible sewage pump filter structure comprises a cylindrical filter body connecting column, a cylindrical hollow structure is formed in the filter body connecting column, and the upper end of the filter body connecting column is provided with a cylindrical assembling fastening connecting column, wherein the diameter of the assembling fastening connecting column is larger than that ofthe filter body connecting column. A cylindrical sealing assembling connecting hole is formed in the center position of the upper end of the assembling fastening connecting column. The upper end faceof the filter body connecting column is provided with four cylindrical waste water input ports which are evenly distributed along the circumference, and the waste water input ports are completely located in a sealing assembling connecting hole. The special large-power submersible sewage pump filter structure has the beneficial effects that the usage cost of a large-power submersible sewage pump is integrally and effectively reduced, usage of the large-power submersible sewage pump is more convenient, the integral service life is longer, the later maintaining cost is lower, and the integral usage effect is better.
Owner:JIANGSU BEST PUMP MAKING

Efficient water suction pump applied to sewage or clean water

The invention belongs to the technical field of water pump application, and particularly discloses an efficient water suction pump applied to sewage or clean water. The pump comprises an M-shaped upper pump shell, a main body and a base which are matched with each other, a float switch, a power supply plug, first screws, a first cable guard sleeve, a second cable guard sleeve and a set of cable clamps which are arranged on the M-shaped upper pump shell and matched with each other, and a capacitor, a capacitor buckle, second screws, a back cover, a wave-shaped washer, a first bearing, a first clamping spring, a rotor, a second clamping spring, a second bearing, a stator, a front cover, a set of framework oil seals, a second O-shaped seal ring, a steel ball, a spacer, impellers, a lock nut, a third O-shaped seal ring, third screws, the back cover, fourth screws, an elbow pipe, a first O-shaped seal ring and a straight pipe which are matched with each other. The efficient water suction pump applied to sewage or clean water has the advantages that the pump is reasonable in design and structure, large in lift and power, low in noise, smooth in pollution discharge without blocking phenomenon at the same time, and is suitable for being used in production operation of the clean water or the sewage in an assembled mode.
Owner:XINGHUA ZHONGXING ELECTRIC APPLIANCE MFG CO LTD

Pipeline type filter material collection device

The invention relates to the field of water supply and drainage, in particular to a pipeline type filter material collection device. The pipeline type filter material collection device comprises an outer sleeve and a plurality of filter plates. Each filter plate is provided with a plurality of filter holes, the filter plates are coaxially arranged in the outer sleeve in a stacked mode, and a gap is formed between every two adjacent filter plates. A water outlet is formed in the upper end of the outer sleeve, a filter material collection opening is formed in the lower end of the outer sleeve, a water inlet is formed in the side wall of the outer sleeve, and the filter plates are arranged between the water inlet and the water outlet. The pipeline type filter material collection device guarantees smooth sewage discharge and reduces or even avoids the situation that a filter material is washed away, so that a better backwashing effect is achieved for a filter pool or a filter tank, filter material consumption is reduced, the operation cost is lowered, and long-term stable operation of filter equipment is facilitated.
Owner:胡小弟 +1

Flat hose drain trap

The invention discloses a trap of a flat hose for sealing a closestool, comprising a hose, a holding plate, a rotating shaft and a hose sealing capsule, wherein, the holding plate rotates around the rotating shaft up and down to stave the hose so as to ensure that the hose clings to an exit of a bedpan and that the exit moves up and down; only very small amount water can seal the bedpan and the water for flushing can flush most filth in the bedpan to the exit of the bedpan before getting to the bedpan; in addition, the exit of the bedpan can be directly communicated with a downcomer faucet, thereby greatly saving water. (The water consumption is as follows: stool needs less than three liters of water and urine needs only one liter of water.
Owner:段鳗珊

Waste percolate collector

The invention discloses a waste percolate collector. The waste percolate collector comprises a pipe shaft, a manhole and an overflow pipeline, wherein the upper end of the pipe shaft is suitable for being connected with a waste hopper and is used for collecting the waste percolate from the waste hopper; the manhole is arranged at the lower part of the pipe shaft and is adjacent to the lower end of the pipe shaft; and the upper end of the overflow pipeline is connected with the pipe shaft and is positioned above the manhole, and the lower end of the overflow pipeline is suitable for being communicated with a ground pool. The waste percolate collector provided by the invention can clean impurities deposited on the bottom part of the pipe shaft at a regular time through the manhole; and in addition, after the impurities in the percolate is deposited on the middle bottom part of the pipe shaft, clear liquor floats to the upper part of the pipe shaft, and when the liquor level of the clear liquor reaches the height of the overflow pipeline, the clear liquor can overflow into the overflow pipeline so as to enter into the ground pool through the lower end of the overflow pipeline, thus facilitating smooth pollution discharge.
Owner:CHINA ENFI ENGINEERING CORPORATION

Device for treating pollutants in penaeus vannamei aquaculture pond

PendingCN106007036AEffective Adsorption and DepositionKeep the water freshClimate change adaptationTreatment involving filtrationActivated carbonWater flow
The invention discloses a device for treating pollutants in a penaeus vannamei aquaculture pond. The device comprises a pollutant collecting channel and the aquaculture pond, wherein the pollutant collecting channel is arranged inside the aquaculture pond, a plurality of water flow guiding pumps for guiding water flow into the pollutant collecting channel are arranged in the aquaculture pond; a water inlet and a water outlet are formed in the pollutant collecting channel; air-blowing equipment for directional flow guiding is arranged at the water inlet of the pollutant collecting channel; activated carbon is arranged at the water inlet and the water outlet of the pollutant collecting channel; a settling chamber is arranged at the tail end of the pollutant collecting channel, and is arranged at the water outlet; the bottom surface of the settling chamber is lower than the bottom surface of the front end of the pollutant collecting channel; a pollutant sucking mechanism is arranged in the settling chamber. The device for treating pollutants in the penaeus vannamei aquaculture pond can effectively solve the problem of accumulation of penaeus vannamei excreta or other impurities in the aquaculture pond.
Owner:ZHEJIANG MARICULTURE RES INST

Double-stirring double-cutting sewage pump

The invention discloses a double-stirring double-cutting sewage pump. The double-stirring double-cutting sewage pump comprises a pump body, a motor, an impeller, a connecting pipe, a first stirring and cutting part and a second stirring and cutting part, wherein the motor is fixed on the left end surface of the pump body, a motor shaft of the motor runs through the pump body and is exposed from awater inlet of the pump body, the impeller is arranged in the pump body and is sheathed and fixed on the motor shaft, the first stirring and cutting part is arranged on the right end surface of the pump body, the first stirring and cutting part comprises a first movable knife and a first static knife, the first movable knife and the first static knife cooperate to cut sundries, the second stirringand cutting part is arranged at the water inlet and comprises a second movable knife and a second static knife, and the second movable knife and the second static knife cooperate to cut the sundries.The double-stirring double-cutting sewage pump provided by the invention has the advantages that by two-stage cutting, the sundries in sewage can be cut and crushed, a sewage pump is prevented from being blocked, and two stages of movable knifes are driven by the motor to stir sediments at the bottom of a pool, so that pollution discharge capability is strong.
Owner:喻安东

Prefilter

The invention discloses a prefilter. The prefilter comprises a shell, a filtering assembly, a water inlet, a first sewage discharging valve and a second sewage discharging valve, wherein the filteringassembly is arranged in the shell, the water inlet is used for allowing a washing liquid to flow into the filtering assembly to flush dirt, and the first sewage discharging valve and the second sewage discharging valve are respectively arranged at two ends of the shell and communicate with the filtering assembly. According to the prefilter provided by the invention, the first sewage discharging valve or the second sewage discharging valve can be selectively opened, so that the dirt is discharged from the first sewage discharging valve or the second sewage discharging valve. Due to the fact that the first sewage discharging valve and the second sewage discharging valve are respectively arranged at two ends of the shell, bidirectional sewage discharge is realized, and the risk that sewage discharge cannot be realized due to damage of a single sewage discharging valve is reduced, so that the failure rate is low, sewage discharge is smooth, and therefore sewage discharge reliability of the prefilter provided by the invention is relatively high.
Owner:HAINING SHUIXIANG WATER PURIFICATION EQUIP

Control device for discharge pipe of water saving closet

The present invention relates to a device for controlling drainage pipe of water-saving type toilet seat, which comprises a drainage pipe, a restore spring and a level-limiting mechanism. One end of the restore spring connects with the restore spring, while the other end is fixed. Said level-limiting mechanism consists of a level-limiting plate, a lifting plate, a pulling string and a floating block. The level-limiting plate is rotatably arranged under the drainage pipe, one end of the pulling string connects with the lifting plate, while the other end connects with the floating block, said level-limiting plate can determine whether limiting the level of drainage pipe or not automatically according to the water-level in water tank, so as to ensure unblocking when flushing, and keep enough deodorizing water seal when not flushing. The elasticity parameter of the restore spring can be conveniently regulated through pulley or pulley block.
Owner:袁祥生

Dual-mode double-sided automatic scraping and washing pre-filter and washing method thereof

The invention discloses a dual-mode double-sided automatic scraping and washing pre-filter and a washing method thereof, and relates to the technical field of filters. The dual-mode double-sided automatic scraping and washing pre-filter comprises an upper valve body and a lower valve body, wherein a filter core is arranged in the middle of the upper valve body, a filter cup is arranged outside thefilter core, a rotating seat is arranged at the bottom of the inner cavity of the filter cup, a rotating shaft is arranged in the center of the rotating seat, the lower end of the rotating shaft penetrates through a stainless steel bearing and the filter cup and then is fixedly provided with an impeller through a stainless steel nut, a pair of lugs are oppositely arranged on the side surface of the rotating seat, brush rods are arranged on the lugs through brush rod fixing holes, a brush strip is arranged on the brush rod, the lower valve body is arranged at the bottom of the filter cup, andthe lower valve body is provided with a main water outlet and an auxiliary water outlet. According to the dual-mode double-sided automatic scraping and washing pre-filter, cleaning of the filter screen can be completed through impact force of water while a rechargeable battery can be charged, cleaning can also be driven by a motor, the two modes of automatic sewage discharging and manual sewage discharging are achieved at the same time, and the dual-mode double-sided automatic scraping and washing pre-filter is simple in structure, low in cost, convenient to operate, safe and reliable.
Owner:洛阳传智科技有限公司 +1

Municipal sewage pipeline

The invention discloses a municipal sewage pipeline, which comprises a main flow pipe, a connecting flange and a branch flow pipe, the connecting flange is arranged at the end of the main flow pipe, the branch flow pipe is fixed and communicated to the surface of the main flow pipe and is close to the end, and a flow inlet, a flow outlet, a horn-shaped flow guider and a backflow prevention device are arranged in the main flow pipe. The flow inlet is formed in the end of the main flow pipe and close to the branch flow pipe, the flow outlet is formed in the end, away from the flow inlet, of the main flow pipe, and the horn-shaped flow guider is fixed in the main flow pipe and located at the flow inlet. And the backflow prevention device is arranged in the main flow pipe, is close to the horn-shaped fluid director and is connected with the branch flow pipe in a matched manner. The invention relates to the technical field of municipal sewage disposal equipment. According to the municipal sewage pipeline, the purpose of backflow prevention is achieved, sewage backflow can be effectively prevented, the influence caused by sewage backflow is reduced, the service life of equipment is prolonged, the sewage discharge efficiency is high, and the use performance is improved.
Owner:JIANGSU YIAN CONSTR

A toilet sewage pipe and a toilet

ActiveCN105863017BRealize the effect of siphon sewage dischargeBest sewage statusWater closetsContinuationSewage
The invention discloses a discharge conduit of a toilet, comprising an incoming segment, a buffer segment obliquely extending to the upper right, a turning segment, a water-gathering segment obliquely extending to the lower left, and a discharge segment that are arranged in sequence; the inner diameters of inlets of the segments are respectively 59-61 mm, 55-57 mm, 49-51 mm, 52-54 mm and 53-55 mm, axes of the segments are in a same plane, the section of the discharge conduit along this plane is an axial section, a midpoint line of an inlet and outlet of the buffer segment at the axial section is 45-48 degrees angled to a horizontal line, a midpoint line of the inner wall of the turning segment at inner and outer curves of the axial segment is 35-38 degrees angled to the horizontal line, a midpoint line of an inlet and outlet of the water-gathering segment at the axial segment is 43-46 degrees angled to the horizontal line, and G3 continuation is provided between every two of the incoming segment, the buffer segment, the turning segment, the water-gathering segment and the discharge segment. The invention also discloses a toilet using the discharge conduit. The discharge conduit and the toilet have greatly decreased kinetic energy loss and smoother discharging during discharging and can save water for flushing.
Owner:GUANGDONG LEHUA HOME FURNISHING CO LTD

A high-efficiency backwash filter device and a multi-layer filter with the device

The invention relates to an efficient backwashing filtering device and a multilayered filter provided with the device. The efficient backwashing filtering device is provided with a filtering unit, so that high-turbidity circulating water can be filtered and backwashing can be carried out on a fiber filtering material, and therefore, regeneration of the fiber filtering material is realized and the filtering effect is enhanced; in a backwashing process of the fiber filtering material, high-pressure air in a high-pressure airflow pipeline is sprayed out from a nozzle on an outer sleeve, and suspension matters and oil, which are intercepted by the fiber filtering material, can be completely removed, so that the fiber filtering material is completely regenerated; the backwashing time can be greatly shortened and the water use amount of backwashing is saved; the backwashing and pollutant removing effects are relatively good; and the multilayered filter provided with the device comprises a plurality of stacked filtering units, so that the occupied areas of a filter is reduced, the utilization rate of a land is increased and the filtering efficiency is improved.
Owner:秦皇岛德创节能环保科技有限公司

Blower equipment for cable processing

The invention belongs to the field of cable processing equipment, and particularly relates to air blasting equipment for cable processing. The air blasting equipment for cable processing is characterized in that the air blasting equipment comprises a tank, a piston, an air cylinder, a first external filter screen slideway, a first cleaning sprayer fixing plate, a first cleaning sprayer, a second external filter screen slideway, a second cleaning sprayer fixing plate, a second cleaning sprayer, an air inlet pipe, a sewage collecting hopper, a metal filter screen, a sponge pad, a sewage drainage pipe and a sewage tank; the sewage collecting hopper is arranged outside the first external filter screen slideway, the second external filter screen slideway, the first cleaning sprayer and the second cleaning sprayer in a covering mode; a sewage drainage hole is formed in the bottom of the sewage collecting hopper; the metal filter screen and the sponge pad are sequentially installed inside the sewage collecting hopper from top to bottom; the metal filter screen is located below the first external filter screen slideway and the second external filter screen slideway; the sponge pad is located above the sewage drainage hole; and the sewage drainage pipe enables the bottom of the sewage collecting hopper to communicate with the sewage tank.
Owner:桐乡市桑美纺织有限公司

Water-saving deodorizing closestool

A water-saving deodorizing closestool comprises a closestool body, a closestool basin, a closestool cover and a straight-through anti-reflux device. The straight-through anti-reflux device comprises a spherical straight-through pipe, two seal baffles and a link mechanism; the upper end of the spherical straight-through pipe is communicated with a sewage-discharge basin neck on the lower portion of the closestool basin, and the lower end of the spherical straight-through pipe is communicated with a sewage-discharge elbow pipe; the seal baffles are hinged to fulcrums on the two sides of the sewage-discharge basin neck through rotating shafts; connecting rods at the tails of the seal baffles are provided with long sliding chutes; the connecting rods at the tails of the seal baffles penetrate through baffle grooves in the two sides of the spherical straight-through pipe and are connected with the link mechanism through the long sliding chutes; when the closestool cover is closed or opened, a push rod at the tail of the closestool cover drives the link mechanism to descend or ascend so as to drive the seal baffles to be opened or closed so that the opening of the sewage-discharge basin neck can be closed or opened. The water-saving deodorizing closestool is scientific and reasonable in design, low in cost, convenient to use, good in water-saving effect, good in deodorizing effect and capable of discharging sewage quickly.
Owner:嘉兴市朗盛机械有限公司

Waste percolate collector

The invention discloses a waste percolate collector. The waste percolate collector comprises a pipe shaft, a manhole and an overflow pipeline, wherein the upper end of the pipe shaft is suitable for being connected with a waste hopper and is used for collecting the waste percolate from the waste hopper; the manhole is arranged at the lower part of the pipe shaft and is adjacent to the lower end of the pipe shaft; and the upper end of the overflow pipeline is connected with the pipe shaft and is positioned above the manhole, and the lower end of the overflow pipeline is suitable for being communicated with a ground pool. The waste percolate collector provided by the invention can clean impurities deposited on the bottom part of the pipe shaft at a regular time through the manhole; and in addition, after the impurities in the percolate is deposited on the middle bottom part of the pipe shaft, clear liquor floats to the upper part of the pipe shaft, and when the liquor level of the clearliquor reaches the height of the overflow pipeline, the clear liquor can overflow into the overflow pipeline so as to enter into the ground pool through the lower end of the overflow pipeline, thus facilitating smooth pollution discharge.
Owner:CHINA ENFI ENGINEERING CORPORATION

Sewage pump with cutting device

The invention discloses a sewage pump with a cutting device. The pump mainly comprises a pump body, a pump shaft, a motor, an impeller, a mechanical seal and a suction cover and is characterized in that the cutting device is disposed on the bottom of the suction cover; the cutting device comprises a cutter base, a cutter, a fastening nut and a positioning key; both the cutter base and the cutter are plane-shaped cuboids; the cutter base movably sleeves the lower end of the pump shaft via an installation through hole; two ends are firmly connected to the suction cover respectively; and the center of the cutter passes through a fixation hole and a positioning key groove via the fastening nut and the positioning key to be firmly connected with the lower end of the pump shaft, so that a movable cutting blade of the cutter is contacted with a fixed cutter blade of the cutter base in an oppositely staggered manner to form a cutting edge like a pair of scissors. By the structure, the sewage pump disclosed by the invention has the advantages of a simple structure, good cutting performance, smooth sewage discharging, high working efficiency, stable running, high safety and reliability, and a long service life, etc.
Owner:山东名流实业集团有限公司

Broodstock breeding pond

ActiveCN106614225BNot easy to scareAffect reproductionPisciculture and aquariaBroodstockFishery
The invention discloses a parent fish culture pond, and aims at solving the problems that the parent fish culture pond is troubled by unsmooth waste drainage, and being prone to blocking, the impurities suspending in the water of the parent fish culture pond cannot be cleaned easily, the cleaning process can frighten the parent fish easily, and the affected parent fish cannot reproduce adequately. The pond comprises a pond body. The bottom of the pond body is provided with a waste drainage hole. The waste drainage hole is communicated with a waste drainage pipe. The outer wall of the pond body is provided with several rings of water inlet pipes in regular intervals. All the rings of water inlet pipes are distributed uniformly. All the water inlet pipes tilt to a same direction, and are connected to the pond body. The center of the pond body is provided with a fixing rod. The lower end of the fixing rod is coupled with a scraping rod. The scraping rod is arranged in close proximity to the pond body bottom. A push blade is arranged on the connection rod. The location of the pond body, which is adjacent to the highest two water inlet pipes, is provided with an upper push rod and a lower push rod. The upper push rod is connected with an upper push piece. The lower push rod is connected with a lower push piece. The end parts of the upper push piece and the lower push piece are all close to the pond body inner wall. Both the upper push rod and the lower push rod can be rotationally connected with the fixing rod.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG

Specific pump body accelerated filtration unit

The invention relates to the technical field of sewage pumps and particularly relates to a specific pump body accelerated filtration unit. The specific pump body accelerated filtration unit comprisesa cylindrical main body supporting and connecting column; the left side of the main body supporting and connecting column is provided with a conical main input connecting and assembling column; the right side of the main body supporting and connecting column is provided with a cylindrical output connecting and assembling groove; the center position of the cylindrical output connecting and assembling groove is provided with an output center positioning and connecting column; the center position of the left side of the main body supporting and connecting column is provided with a main input hole; the right side of the main input hole is provided with a first outer side filtration connecting column; and the first outer side filtration connecting column is provided with cylindrical first outerside filter holes which are circumferentially distributed. The specific pump body accelerated filtration unit provided by the invention has the advantages that the sewage pump gets better safety in ausing process and can discharge sewage more fluently; the stability of the overall sewage pump is also better in the using process; the service life of the overall sewage pump is longer; the sewage emission effect is better; and the overall using cost is lower.
Owner:江苏东方泵业有限公司

A kind of breeding water filtration method and its device

The invention discloses a method for filtering aquaculture water, which includes a step of filtering aquaculture water. The step of filtering aquaculture water is as follows: the aquaculture water to be filtered is driven by a power source and passes through the filter mesh from the bottom of the filter mesh in a state of surging water flow The present invention also discloses a filtering device for realizing the above-mentioned aquaculture water filtering method, comprising a box body and a filter screen set in the box body, the box body is provided with a water inlet and a water outlet, and the filter screen faces the water inlet The direction is inclined, the filter screen is located above the water inlet, and the lower end of the filter screen is connected with an upright partition. The two together divide the space in the box into a sewage area and a clean water area. The water inlet and the sewage area are communicated, and the water outlet is communicated with the clean water area. The invention makes most of the dirt in the aquaculture water collide with the filter screen under the drive of the surging water flow and settle down, which prolongs the filtering time, reduces the number of times of backwashing, and can achieve a better filtering effect.
Owner:SOUTH CHINA SEA FISHERIES RES INST CHINESE ACAD OF FISHERY SCI +1

Air blasting equipment for cable processing

The invention belongs to the field of cable processing equipment, and particularly relates to air blasting equipment for cable processing. The air blasting equipment for cable processing is characterized in that the air blasting equipment comprises a tank, a piston, an air cylinder, a first external filter screen slideway, a first cleaning sprayer fixing plate, a first cleaning sprayer, a second external filter screen slideway, a second cleaning sprayer fixing plate, a second cleaning sprayer, an air inlet pipe, a sewage collecting hopper, a metal filter screen, a sponge pad, a sewage drainage pipe and a sewage tank; the sewage collecting hopper is arranged outside the first external filter screen slideway, the second external filter screen slideway, the first cleaning sprayer and the second cleaning sprayer in a covering mode; a sewage drainage hole is formed in the bottom of the sewage collecting hopper; the metal filter screen and the sponge pad are sequentially installed inside the sewage collecting hopper from top to bottom; the metal filter screen is located below the first external filter screen slideway and the second external filter screen slideway; the sponge pad is located above the sewage drainage hole; and the sewage drainage pipe enables the bottom of the sewage collecting hopper to communicate with the sewage tank.
Owner:桐乡市桑美纺织有限公司

A safe and anti-clogging sewage pump based on Bernoulli's principle

The invention belongs to the technical field of water pumps, and in particular relates to a safe and anti-blocking sewage pump based on Bernoulli's principle, which includes a pump body on which two water inlet pipes arranged in parallel are installed. Filter screens are installed at the water inlet ends, and a sealed box is fixedly connected between the two water inlet pipes, and a gear rotates in the sealed box, and wings parallel to the axial direction of the water inlet pipes are provided in the two water inlet pipes. The two wing plates are arranged symmetrically with respect to the central axis of the sealed box, and the two wing plates are fixed by a connecting rod, and the connecting rod runs through the water inlet pipe and the sealed box and is sealed and slidably connected with the water inlet pipe. The connecting rod is provided with a tooth groove and meshed with a gear, and a rotating shaft is coaxially and fixedly connected inside the gear. The invention can change the pressure of the water flow through the wing plate to drive the cutting blade to rotate and cut the accumulated and clogged fibrous matter on the surface of the filter screen, so as to play a good role in dredging and preventing clogging, without the need for staff to check and clean up frequently.
Owner:SHANDONG DAYANG MINING EQUIP

Pollution discharge method for rotational flow automatic backwashing water filter

The invention discloses a pollution discharge method for a rotational flow automatic backwashing water filter. An adopted device comprises a back-flushing driving motor, a filter inner cylinder, a filter outer cylinder, a cylindrical filter element, a driving main shaft, a filter element cover plate, a rotating arm type blow-off pipe, a filtered water discharge pipe, a sewage inlet pipe, a floating object discharge pipe, a back-flushing blow-off pipe, a sand discharge pipe, a floating object discharge electromagnetic valve, a back-flushing electromagnetic valve and a sand discharge electromagnetic valve, the method is characterized by comprising a drifting method, a back flushing method and a desilting method. Compared with the prior art, smooth pollution discharge of the water filter is realized, shutdown maintenance is not needed during operation, floating objects, filter cartridge adhesion objects and sediments are discharged out of the water filter through different pollution discharge channels, a single filter cartridge backwashing structure of the water filter is adopted, the backwashing effect is improved, branches can be cut into small sections by arranging a rotating plate and an edge notch of a pollution discharge pipe, dirt can be conveniently discharged out of the water filter through the sewage discharging channel, blocking is prevented, the filtering efficiency is improved, and application and popularization value is achieved.
Owner:SICHUAN HUANENG BAOXINGHE HYDROPOWER CO LTD +1

Adjustable internal and external twin-cutter cutting pump

The invention provides an adjustable internal and external twin-cutter cutting pump and belongs to the technical field of sewage pumps. The adjustable internal and external twin-cutter cutting pump comprises a pump body, a first cutting component, a second cutting component and a power piece; a water inlet and a water outlet are formed in the pump body; the first cutting component is arranged at the water inlet of the pump body and is used for cutting sundries for the first time; the second cutting component is arranged in the pump body and is used for cutting sundries entering the pump body for the second time and discharging the sundries; and the power piece is connected with the pump body and is used for providing power for the first cutting component and the second cutting component separately. Dual cutting of the adjustable internal and external twin-cutter cutting pump effectively ensures smooth pollution discharge of the adjustable internal and external twin-cutter cutting pumpand avoids blockage caused by the sundries; and the adjustable internal and external twin-cutter cutting pump further has the characteristics of being high in working efficiency and pollution discharge capacity.
Owner:喻安东
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