70results about How to "Avoid long-term accumulation" patented technology

The invention discloses a multipath circulating fluidized bed boiler, which comprises a main combustion chamber, an auxiliary combustion chamber and an ash chamber which are parallel to the main combustion chamber, a tail flue, and a coal economizer and a centrifugal separator arranged in the tail flue; the bottom of the auxiliary combustion chamber is inclined to the ash chamber and the inclination angle alpha is between 30 and 60 degrees; the bottom of the ash chamber is inclined to the auxiliary combustion chamber and the inclination angle beta is between 45 and 75 degrees; a material falling passage is reserved between the bottom surface of the ash chamber and the bottom surface of the auxiliary combustion chamber; an asymmetrical inertia separation circulating device is formed by the bottom surfaces of the mutually inclined auxiliary combustion chamber, an inclined plate I and an inclined plate II fixed on the two sides, and the material falling passage; a flow area of the bottom of the ash chamber A2 is no more than half of a flow area A1 of the bottom of the auxiliary combustion chamber; and the bottom surface of the ash chamber is provided with a loose blast cap. The multipath circulating fluidized bed boiler can ensure the smooth conveying of materials and the required material separating amount, prevent the materials from accumulating on the bottom of the combustion chambers for a long time, and ensure smooth circulating, so that a combustion device normally operates for a long term.

The invention provides an automatic output power control method of a burst mode laser driver and a specific implementation mode for realizing the method. The method comprises the following steps of: additionally arranging a peak value extraction circuit, a valley value extraction circuit and a mean value extraction circuit in a burst mode laser driver system; converting a burst-mode light power monitoring current signal into a voltage signal by utilizing a transconductance amplifier, respectively extracting the peak value, valley value and mean value of the voltage signal, maintaining, and periodically resetting and updating; converting the peak value, the valley value and the mean value of the voltage signal into corresponding numerical values by utilizing a low-cost analog-to-digital conversion circuit; subtracting the numerical value of the valley value from the numerical value of the peak value by utilizing a microcontroller and comparing an obtained difference value with a preset reference value; comparing the numerical value of the light power mean value with a preset reference value; and according to comparative results, respectively regulating the control voltages of the modulation circuit and bias circuit of the laser driver by utilizing a digital-to analog conversion circuit, so as to realize automatic power control and achieve the optimized extinction ratio.

The invention belongs to the technical field of animal raising and discloses a raising system. The raising system comprises a raising house, a fodder feeding device, a marking unit and a central processing module, wherein the raising house comprises a house fence; a weighing device is arranged at the bottom of a weighing channel and provided with an identifying device; the identifying device can identify information in the marking unit; the fodder feeding device comprises a recording unit which can record fodder formulae and send recorded data to the identifying device; the weighing device sends weighing information, information, identified by the identifying device, of the marking unit and data of the fodder formulae to the central processing module; and the central processing module performs comparative collection on the received information. According to the raising system, comparative collection of the data is carried out, the growth status and the expectant market slaughtering situation of livestock entering the raising system are learned about through big data analysis, meanwhile, the optimal feeding formulae and the optimal growth cycles under different conditions can be accurately judged, the feed-meat ratio of pig breeding can be maximally improved, and waste of fodders is reduced.

The invention relates to the technical field of treatment of domestic sewage, in particular to an application method of a sewage treatment device. The method includes the steps of firstly, dischargingsewage and performing anti-blocking treatment; secondly, purifying the sewage; thirdly, discharging impurities. By the method, reutilization of the sewage can be achieved.

The invention discloses a self-cleaning type conveying equipment drum which comprises a composite structure formed by a plurality of continuous front row drums and back row drums. A cleaning drum is arranged at equal intervals between the front row drums and the back row drums, the surface of the cleaning drum is provided with a sponge part identical to the cleaning drum in length, and a row of brushes is arranged in the middle of the sponge part. Compared to the prior art, the self-cleaning type conveying equipment drum enables the sponge part and the brush to flush the front row drums and the back row drums continuously through rotation of the cleaning drum, so that water can be absorbed and decontamination can be achieved.

The invention discloses a conveying pipeline for sewage treatment. The conveying pipeline comprises a sewage conveying pipeline body, a motor and an air pump, wherein an interception plate is mountedin the sewage conveying pipeline body, a crushing blade is arranged on the left side of the interception plate, an air suction pipe is mounted at the bottom end of the air pump, the right side of thepiston penetrates through an absorption box to extend to the right side of the absorption box and be welded and fixed with a push plate, a liquid outlet pipe is formed at the bottom end of the left side of a brine tank, and a water addition port is formed in the top end of the brine tank. Impurities in the sewage conveying pipeline body can be cleared, unsmooth drainage in the sewage conveying pipeline body due to blockage of the sewage conveying pipeline body by the impurities is avoided, the condition that a worker gets down into the sewage conveying pipeline body for clearing is avoided, and the condition that methane accumulates in the sewage conveying pipeline body for a long time and can cause potential risks after accumulating to a certain extent or encountering open fires is avoided.

The invention discloses a production line of sweet potato starch. The production line comprises a drum washing machine, a sweet potato crusher, a residue and pulp separator, a potato residue dehydrator, a potato residue storage depot, a vacuum suction filter, an air current drying tower and a starch storage depot; a water inlet of the drum washing machine is communicated with a water outlet end of a filtering basin through a guide pipe; a water outlet of the drum washing machine is communicated with a water inlet end of the filtering basin through another guide pipe; a discharging end of the drum washing machine is connected with the sweet potato crusher through a conveyor belt; the sweet potato crusher is connected with the residue and pulp separator through a conveying pipeline; a potato residue outlet of the residue and pulp separator is connected with a feed opening of the potato residue dehydrator through the conveying pipeline; a discharge opening of the potato residue dehydrator is connected with a dryer through the conveyor belt. According to the production line disclosed by the invention, wastewater generated in a production process of starch is filtered and purified by arranging the filtering basin and a purifying pond, and clear water generated after purification is continuously used for production, so that the water consumption in the production process of starch is greatly reduced, and the production cost of enterprises is reduced.

The invention relates to the technical field of domestic sewage treatment and in particular discloses a sewage treatment device. The sewage treatment device comprises a floor drain body and a treatment device body, wherein the treatment device body comprises a pool, a drainage plate, a sedimentation basin, a disinfecting tank, a fishing mechanism, a waste discharge pool and an air pump used for blowing air into the pool; a water outlet pipe is communicated with the lower part of the pool; a notch communicated with the waste discharge pool and a port communicated with the sedimentation basin are formed in side walls of the pool, and the notch is positioned above the port; the drainage plate is positioned in the port; a feeding hole, an upper liquor outlet pipe and a lower waste outlet pipeare arranged on side walls of the sedimentation basin; the upper liquor outlet pipe is communicated with the disinfecting tank; and the fishing mechanism is positioned above the pool and is used for fishing wastes in the pool into the waste discharge pool. According to the scheme, sewage can be subjected to secondary utilization.

The invention belongs to the field of animal breeding technology and discloses a breeding method based on Beidou satellite data transmission, and the method comprises the following steps: (1) a breeding house is established; (2) livestock identity information is written in; (3) livestock wearing marking unit is weighed once through a weighing channel; (4) data is transmitted and analyzed; (5) the information is fed back. According to the invention, the method can precisely manage pig growing state in a region and prospective market slaughtering condition through big data analysis, so that market supply and demand data is prepared to obtain an optimal proportion, supply and demand relation unbalance caused by blindly and excessively expanding breeding scale is avoided, the growth condition of individual livestock can be clearly known through monitoring the weight of the livestock and can be fed back to a user who feeds the livestock, selling the fattened stock is suggested, and the economic benefit of the user who feeds the livestock can be effectively improved.

The invention belongs to the technical field of animal breeding, and discloses a breeding method based on Beidou satellite data transmission. The breeding method comprises the following steps: (1) establishment of breeding houses; (2) read-in of a feed formula and livestock identity information; (3) weighing: performing primary on livestock wearing marking units while passing through a weighing channel; (4) transmission and analysis of data; and (5) feedback of information. According to the breeding method, through big data analysis, the growth states and expected marketing conditions of live pigs in a region can be precisely mastered, thereby obtaining an optimum ratio by comparing market supply and demand data; and meanwhile, the growth conditions of livestock individuals can be known in detail by monitoring the weights of the livestock individuals and fed back to a breeding user in time so as to suggest the marketing and selling time, thereby effectively increasing the economic benefits of the breeding user. Through information comparison by means of a central processing module, the optimal feeding formula and the optimal growth cycle under different conditions can be accurately judged, thereby maximally improving the feed conversion ratio of live pig breeding.

The invention discloses a breeding system. The breeding system comprises a breeding house, an environment monitoring module, a marking unit and a central processing module, wherein the breeding house comprises a breeding house body, a barrier divides the breeding house body into two house bodies, the two house bodies are communicated through a weighing channel, a weighing device is arranged at the bottom of the weighing channel, and an identification device is arranged on the weighing device and can identify information in the marking unit; the environment monitoring module can monitor the growth environment of the bred livestock and transmit detected data signals to the identification device; the weighing device matches and packages the weighing information, information, identified by the identification device, of the marking unit as well as the monitored growth environment data and then sends the information to the central processing module, and the central processing module performs comparison and collection. The breeding system performs data comparison and collection, and the growth state and the expected marketing condition of the livestock in an area in the system are mastered through big data analysis; additionally, the central processing module can analyze and judge the best growth environment of the livestock through information comparison.

The invention discloses a floor drain capable of preventing hair blockage. The floor drain comprises a conical drain body, wherein the conical drain body comprises a water leakage cavity; a drain pipeis inserted into the lower end of the conical drain body; the upper end of the drain pipe is higher than the inner bottom surface of the water leakage cavity; a support frame is mounted on the conical drain body; a filter cover covers the support frame; a rotating shaft is rotationally mounted in the center of the support frame; a shaft sleeve is mounted at the upper end of the rotating shaft; aplurality of cleaning rods are symmetrically mounted on the shaft sleeve; and the lower end of each cleaning rod is positioned between the outer wall of the upper end of the drain pipe and the inner side wall of the water leakage cavity. The cleaning rods are driven by water flow and swirl vanes to rotate to collect hair in the water leakage cavity, the hair is prevented from entering a sewer pipethrough the drain pipe, and the anti-blocking effect is improved; and by means of the design that the upper end of the drain pipe is higher than the bottom surface of the water leakage cavity, an undisturbed vortex is formed in the water leakage cavity, the drainage speed is increased, and the collected hair is conveniently cleaned out of the water leakage cavity by the aid of a first movable rodand a second movable rod.

The invention discloses an anti-sputtering wash device. The device comprises a wash table and a wash tank arranged on the upper portion of the wash table. A plurality of supporting rods are arranged at the bottom of the wash table. A water pipe is mounted on the side wall of the wash table. A faucet is mounted at a water outlet of the water pipe. A first limit bar and a second limit bar are arranged on the inner side of the water pipe from bottom to top in sequence. An annular magnetic patch is arranged between the first limit bar and the second limit bar. A U-shaped cavity is formed in the wash table. A first magnetic sliding plug and a second magnetic sliding plug are arranged inside the U-shaped cavity. Hydraulic oil is arranged between the first magnetic sliding plug and the second magnetic sliding plug. A plurality of springs are connected between the bottom of the second magnetic sliding plug and the inner bottom of the U-shaped cavity. The anti-sputtering wash device is reasonable in structural design, sputtering water drops can be prevented from influencing the wash table and clothes of a user during water receiving work, and accordingly, normal wash work of the user is guaranteed.

A nano-ceramic protective liquid, which is formed by mixing the following components by weight: 1-10 parts of nanoparticles, 0.1-5 parts of dispersant, 1-15 parts of surfactant, 0.1-5 parts of coupling agent, solvent 50‑90 parts, 0.1‑1 part of defoamer. The particle size of the nanoparticles is 1-30nm. The nano-particles are selected from one or more combinations of nano-scale aluminum oxide, nano-silicon dioxide, nano-zinc oxide, nano-tin antimony oxide, and nano-indium tin oxide. Based on the principle of self-cleaning effect of lotus leaf, the nano-ceramic protective liquid forms a coating similar to the surface of lotus leaf structure on the coated ceramic surface, endows the surface with waterproof and oil-proof effects, and makes the substrate resistant to pollution and easy to clean.

The invention discloses a water mist prevention instrument dial plate. The structure of the water mist prevention instrument dial plate comprises a dial plate, a fixed plate, a connecting pipe, and arotary valve, and the fixed plate is welded with the connecting pipe; the rotary valve is movably clamped with the connecting pipe; the dial plate is embedded and fixed at the upper end of the connecting pipe; when water mist is attached to the inner side of a glass sheet on the dial plate, a pointer is driven to rotate through a rotating shaft; a water absorption block on the pointer can absorb and erase water attached to the inner side of the glass sheet; and the water absorption block can be pushed to be tightly attached to the inner side of the glass sheet all the time through a supportingframe in the water absorption block. The condition of unclear reading caused by water mist attached to the inner side of the glass sheet is effectively avoided, two swing plates in a drainage mechanism are pushed from top to bottom by the drained water, so that the two swing plates can swing downwards in opposite directions, the long-term accumulation of the water absorbed by the pointer is effectively avoided, and the absorption effect of the pointer on the water mist on the inner side of the glass sheet is easily reduced.

The invention belongs to the technical field of access control devices and relates to an access control device based on face recognition. The access control device comprises an access control bottom box and an access control top cover; the access control top cover is detachably mounted on the access control bottom box; a central processing unit and a buzzer are fixedly mounted in the access control bottom box; a through hole is formed in the upper side of the access control top cover; a face recognition mechanism is arranged in the access control bottom box and comprises a face recognition box fixedly installed in the access control bottom box, a camera fixedly installed in the face recognition box and a recognition unit; one end of the face recognition box is matched with the through hole in the access control top cover; and the camera is electrically connected with the recognition unit. Image errors occur in the face recognition process of the camera due to the refraction phenomenon of rainwater, as a result, the comparison calculation amount of the recognition unit is increased,the whole face recognition time is prolonged. With the access control device based on face recognition of the invention adopted, the above problem can be solved, and the face recognition sensitivity of the whole device in rainy days is improved.

The invention discloses a textile cloth washing and drying integrated device. The device comprises a washing box and a mounting cover which are fixed to a movable base; a water pump is fixed in the mounting cover; a mounting box and a drying box are fixed to the top of the washing box; a vertical plate is fixed between the drying box and the mounting cover; a plurality of first cloth guide rollersare arranged in the washing box; a plurality of second cloth guide rollers are arranged in the drying box; a cloth extrusion press roller is arranged in a channel where the drying box is communicatedwith the washing box; cloth is conveyed among the drying box, the first cloth guide rollers, the cloth extrusion press roller and the second cloth guide rollers; and a cleaning mechanism is arrangedin the washing box. The whole textile cloth washing and drying integrated device integrates washing and drying of the cloth, so that the processing efficiency is greatly improved, the occupied area ofa production line is reduced, and the space utilization rate can be increased; and washing and drying actions in the whole device are carried out in a linkage mode, so that washing and drying are uniform.

The invention belongs to the technical field of water conservancy projects, and particularly relates to a slope protection reinforcing device for a water conservancy project. The slope protection reinforcing device comprises a slope body and a protection net, wherein the upper end of the slope body is fixedly connected with a passageway, and a supporting plate is arranged between the passageway and the slope body; the lower end of the slope body is fixedly connected with a horizontal protection dike; a plurality of trapezoidal fixing blocks are evenly distributed on the side wall, adjacent tothe protection dike, of the slope body; the lower ends of the trapezoidal fixing blocks are evenly connected with a plurality of first screws fixed to the slope body; the side wall of the slope body is provided with a rectangular frame corresponding to the trapezoidal fixing blocks, and the rectangular frame and the supporting plate are connected through an installing mechanism; and the side wallof the slope body on the inner side of the rectangular frame is fixedly connected with an inclined strip-shaped plate. The slope protection reinforcing device has the beneficial effects that the material guiding function can be achieved on falling stone, that is, the falling stone is prevented from being accumulated on the lower side of the slope body for a long time, the cleaning burden of sanitation personnel on the falling stone is relieved, the accumulated stone cannot provide a springboard for subsequent falling stone, and danger is reduced.

The invention belongs to the technical field of animal culturing and discloses a culturing system based on Beidou satellite data transmission. The culturing system comprises a forage feeding device, a marking unit, an information collection module, an information acquisition module and a central processing module. A weighing device is equipped with an identifying device; the identifying device can identify information of the marking unit; the forage feeding device at least comprises a recording unit; the recording unit can record a forage formula and sends the recorded data to the identifying device; and the weighing device matches the weighing information and the information identified by the identifying device, as well as the forage formula data, then packs and sends the same to the central processing module. Through big data analysis, pig growth states of an area of the system and expected marketing conditions can be well learnt; with information comparison of the central processing module, the optimal feeding formula and the optimal growth period on different conditions can be accurately determined; and the feed conversion ratio of pig culturing can be improved to the largest extent.

The invention discloses an operating room nursing tray fixing device, which comprises rollers and a third fixing plate. Supporting frames are arranged at upper ends of the rollers, a first fixing plate is mounted at the front bottom ends of the supporting frames, a second fixing plate is inlaid in back middle portions of the supporting frames, adjusting bolts are fixed to front middle portions ofthe supporting frames, and the third fixing plate is mounted at the back upper ends of the supporting frames. By rotation of the supporting frames on the rollers through rotating shafts, multi-angle adjustment of the rollers can be realized, a moving direction of the fixing device can be changed arbitrarily when the fixing device is pushed, and the device is capable of rotating on the rollers during tray placement, so that medical personnel can put trays into and take the trays out of the device; during device pushing and tray placement, influences caused by device shaking to the trays are reduced under the elastic action of springs, and falling or collision of medicines placed in the trays can be avoided.

The invention discloses an ABS alloy material easy to clean and a preparation method thereof. The ABS alloy material is characterized by being prepared from, by weight, 50-90 parts of ABS resin, 10-60parts of polycarbonate, 1-10 parts of filler, 2-10 parts of a surface modifier, 1-5 parts of a compatilizer, 0.3-1 part of an antioxidant, 0.5-2.5 parts of a lubricant, 0.2-1 part of an organic solvent and 0.2-1 part of a strong base weak acid salt. The prepared ABS alloy material is not likely to accumulate dust and is easy to wipe clean.

The invention proposes a wear-resistant ball cleaning device. The device comprises a dust removing box and a driving device, wherein spiral blades are mounted in the dust removing box; the driving device is connected with the dust removing box, and drives the dust removing box to rotate around the axis; brush layers are respectively arranged on the inner wall of the dust removing box and the spiral blades; a first ball inlet is formed in one end of the dust removing box; and a first ball outlet is formed in the other end of the dust removing box. The device improves the wear-resistant ball cleaning consistency degree, and reduces the damage possibility caused by mutual collision of wear-resistant balls.

The invention belongs to the technical field of animal breeding and discloses a breeding method based on Beidou satellite data transmission. The breeding method comprises the steps as follows: (1) construction of a breeding house; (2) feed formula and writing of livestock identity information; (3) weighing: primary weighing is finished when livestock wearing marking units pass through a weighing passage; (4) data transmission and analysis; (5) information feedback. With the adoption of the breeding method, the growth state of live pigs in an area and expected marketing condition can be precisely mastered through big data analysis, so that the best proportion can be obtained by comparing market supply and demand data, meanwhile, the growth state of the livestock can be known in detail by monitoring the weight of the individual livestock and timely fed back to a farmer, marketing sale is suggested, and the economic benefit of the farmer can be effectively increased. A central processing module can accurately judge optimal feeding formulas and optimal growth cycles under different conditions through information comparison, and the feed-meat ratio of live pig breeding is increased to the greatest extent.

The invention belongs to the technology field of animal breeding, and discloses a breeding system based on Beidou satellite data transmission. The breeding system comprises a marking unit, an information acquisition module, an information obtaining module and a central processing module. A weighing device is provided with a recognizing device, the recognizing device is used for recognizing information in the marking unit, the weighing device matches weighing information to the information recognized by the recognizing device and sending the packed information to the central processing module, and the central processing module compares and collects received information and sends the information to a database for storage. Through big data analysis, the growth state and the expected market slaughtering condition of live pigs entering into a region in the system can be accurately grasped, thereby making a comparison with market supply and demand data to obtain an optimal proportion, and preventing supply and demand relation imbalance due to excessive expansion of the breeding scale, and the growth condition of individual livestock can be known through monitoring the weights of the livestock, the growth condition can be given to a breeder user, slaughtering and marketing of the livestock are suggested, and economic benefit of the breeder can be effectively increased.

The invention discloses a horizontal drying device for lithium battery raw material particles. The horizontal drying device comprises a box body, a charging barrel, a feeding funnel, a discharging funnel, a fan and a heating resistance wire, wherein arc-shaped plates are symmetrically arranged in the box body, the arc-shaped plates are fixedly connected to the bottom of the box body through supporting plates, annular plates are rotationally connected to the arc-shaped plates, and the two ends of the charging barrel are fixedly connected to the opposite side walls of the two annular plates correspondingly, the feeding hopper is fixedly connected to the top of the box body, and the lower end part of the feeding hopper communicates with the charging barrel, the discharging hopper is located at the end, away from the feeding hopper, of the charging barrel and fixedly connected to the bottom of the box body, and the lower end of the discharging hopper penetrates through the bottom of the box body and extends to the lower side of the box body. According to the horizontal drying device, the drying speed of lithium battery raw material particles can be increased, the production cost of lithium batteries is reduced to a certain extent, meanwhile, the lithium battery particles can be conveniently loaded and taken out, and convenience is brought to workers.

The invention belongs to the technical field of animal breeding and discloses a breeding system based on Beidou satellite data transmission. The breeding system comprises a fodder feeding device, a marking unit, an information acquisition module, an information obtaining module and a central processing module, wherein a weighing device is provided with an identification device, the identification device is used for identifying information in the marking unit, the fodder feeding device comprises, at least, a recording unit, the recording unit is used for recording a fodder formula and sending recorded data to the identification device, and the weighing device conducts matching on weighing information, marking unit information identified by the identification device and fodder formula data and then packs and sends the information to a central processing module. The growth situations and expected marketing situations of live pigs entering a system zone are accurately mastered through big data analysis, the central processing module can accurately judge the optimum feeding formula and best growth period under different conditions through information comparison, and the fodder conversion ratio of bred live pigs is improved to the most degree.

The invention relates to the technical field of cold-rolling equipment, and discloses cold-rolling equipment for steel plate production. The cold-rolling equipment comprises a fixing plate; an adjusting frame is fixed on an upper surface of the fixing plate; a connecting roller and a working roller are movably sleeved in the adjusting frame, wherein the connecting roller is located above the working roller, and the connecting roller and the working roller are parallel to each other in a horizontal direction; a gap exists between the connecting roller and the working roller; a transverse blockis fixedly connected to a front surface of the adjusting frame; a regulating device is fixedly connected to the front surface of the adjusting frame; and the regulating device is positioned above theadjusting frame. According to the cold rolling equipment for steel plate production, through match of fixed seats, containing pipes and suction openings in an absorption device, an emulsion between the connecting roller and the working roller is conveniently sucked into the containing pipes, and the emulsion is prevented from dripping and adhering to a steel plate moved out between the connectingroller and the working roller, so that quality of the steel plate is prevented from being influenced, and quality of the steel plate produced by the cold-rolling equipment for steel plate production is improved.

The invention discloses an automatic control system of an automobile air conditioner. The automatic control system of the automobile air conditioner comprises a microcontroller, a sensor, a displayer, a button device and an actuator, wherein the sensor, the displayer, the button device and the actuator are respectively connected with the microcontroller, and the microcontroller is further connected with a fault storage and diagnosis device. According to the automatic control system of the automobile air conditioner, the fault storage and diagnosis device is added, problems generated in the automatic control system of the automobile air conditioner in the work process are diagnosed and stored, optimization and automatic control over system performance are achieved. A power supply device is added to guarantee normal work of the system. An automatic alarm device is added to give out automatic alarm reminding when the system breaks down, and therefore timely overhauling and good maintenance of the system are achieved.