137results about How to "No manual cleaning required" patented technology

The invention discloses a mixing device for polymer gel raw material production. The device comprises a mixing barrel, wherein a fixed ring is fixed at the upper end of the mixing barrel; a turntableslides at the upper end of the fixed ring; first rotating shafts are mounted on two sides of the turntable; the upper ends of the first rotating shafts are in key connection with an outer gear; the outer side of the outer gear is engaged with an inner gear; the inner gear is embedded in the fixed ring; first stirring blades are welded on the first rotating shafts; a mounting base is fixed at the upper end of the fixed ring; a servo motor is fixedly connected to the upper end of the mounting base; a second rotating shaft is fixed to an output shaft of the servo motor; second stirring blades arewelded to the upper side and the lower side of the second rotating shaft; an inner wall wiping mechanism is fixedly connected to the middle part of the second rotating shaft; a feeding pipe communicates with the upper end of the mixing barrel; and discharging pipes symmetrically communicate with the lower end of the mixing barrel. The stirring directions of the stirring blades in the mixing barrel are different, so different vortexes are generated; and thus, the mixing speed of raw materials is increased, mixing quality is good, working efficiency is high, and the wall of the barrel can be automatically cleaned.

The invention discloses a basketball cleaning device for physical education. The device comprises a cleaning device body which is composed of a cleaning tank, a collecting mechanism, a transmission mechanism, a cleaning mechanism and a rotating mechanism; the cleaning tank is arranged on the top of the collecting mechanism, the rotating mechanism is fixedly connected to the bottom of the inner wall of the cleaning tank, and the transmission mechanism is fixedly connected to one side of the inner wall of the cleaning box; by arranging the transmission mechanism, a basketball can be automatically conveyed to the portion between a top support bracket and a bottom support bracket conveniently, fixing and rotating are facilitated, and automatic fixing and cleaning of the basketball are achieved; by arranging the cleaning mechanism, the cleaning position is automatically adjusted conveniently, omnibearing cleaning on the basketball is achieved, artificial cleaning is not needed, the labor intensity of workers is lowered, and the work efficiency of cleaning is improved; by arranging the collecting mechanism, the cleaned basketball can be collected conveniently, convenience and rapidness are achieved, automatic collecting is achieved, the basketball maintenance efficiency is improved, and the basketball service life is prolonged.

The invention discloses an ultra-wide bandwidth beam low profile back cavity antenna structure which comprises a mounting ring plate. An antenna base is arranged in the mounting ring plate. A cylindrical antenna casing is fixedly connected with the upper end of the antenna base. The mounting ring plate has a plurality of shock absorbing mounting units distributed circumferentially equiangularly around the antenna casing. The upper end of the antenna casing is provided with a pneumatic self-cleaning unit. Each shock absorbing mounting unit comprises a circular slot arranged on the antenna baseand a cavity formed in the mounting ring plate, and the slot corresponds to the cavity in position. An inserted rod is inserted in each slot. The outer wall of one end, which is located in the slot, of each inserted rod is fixedly connected with an expansion airbag. According to the invention, the pneumatic self-cleaning unit can automatically clean the antenna casing by using the wind power, which prevents manual cleaning and reduces energy consumption; and the shock absorbing mounting units are arranged, which can be used for shock absorption when the wind is large, so as to avoid damage.

The invention provides a 3D printer consumable spray head capable of achieving self-cleaning. The spray head comprises a guiding pipe, a spray nozzle and a material conveying pipe. The guiding pipe comprises a first pipeline for guiding-in of used consumables, a second pipeline for heating the consumables and a third pipeline for guiding-in of clean liquid or gas; the spray nozzle is provided with a circular-table-shaped cavity and a first spray port, and the spray nozzle is located at the lower end of the guiding pipe and provided with a first partition plate and two layers of pipe walls; a fourth pipeline for guiding-in of the clean liquid or gas is formed between the two layers of pipe walls and communicates with the third pipeline; the material conveying pipe is arranged below the first partition plate and communicates with the first pipeline through a via hole in the first partition plate; a consumable output port of the material conveying pipe is located above the spray port, and a second partition plate is arranged on the lower end face of the material conveying pipe and isolates the cavity into two partitioned cavity bodies; and a consumable output port is formed in the center of the second partition plate, a plurality of through holes surrounding the consumable output port are formed in the annular area of the edge of the second partition plate and communicate with the fourth pipeline.

The invention discloses an auto-cleaning exhaust gas filtering device. The device comprises a first filter cylinder, a second filter cylinder, a spray tube, a lower cylinder cover, an upper cylinder cover and a positioning plate, the first filter cylinder and the second filter cylinder are fixedly connected with a first rotating shaft through fixing rods, the spray tube is mutually connected with one side of the water pump through a water tube, the upper cylinder cover is fixedly connected with an upper cylinder cover fixing frame, the lower cylinder cover is fixedly connected with a lower cylinder cover fixing frame, the same sides of the lower cylinder cover and the upper cylinder cover are fixedly connected by a limiting rod, the positioning plate is mutually connected with a sleeve through a telescopic rod, the sleeve is fixed on a cross rod, and the positioning plate is provided with a guiding pillar. The auto-cleaning exhaust gas filtering device is designed to comprise the upper cylinder cover, the filter cylinders and the lower cylinder cover, and the filter cylinders are alternately exchanged to make the exchanged filter cartridges cyclically cleaned automatically without manual cleaning, so the device is very convenient to use, and does not affection of the filtration of the exhaust gas.

The invention relates to a disposable medical equipment treatment machine. The machine comprises a base plate, a mounting frame, a moving device, a cleaning device and a label removing device; the mounting frame is mounted on the base plate; the cleaning device is mounted at the lower end of the mounting frame; the moving device is arranged at the lower end of the cleaning device; the label removing device is arranged at the right end of the moving device; the moving device and the label removing device are mounted on the base plate; the cleaning device comprises an inner side cleaning mechanism and an auxiliary mechanism; and the label removing device comprises a grabbing mechanism and a label removing mechanism. The machine can solve the problems of high labor cost, low working efficiency, low potential safety hazards and working stability and the like in traditional waste infusion bottle cleaning process, can achieve the function of automatically cleaning waste infusion bottles, andhas the advantages of low labor cost, high working efficiency, high safety, high working stability and the like.

The invention relates to a dry-type slag conveying device, a slag removing apparatus and a slag removing method. The dry-type slag conveying device comprises a rigid brush device, wherein the rigid brush device is arranged on a slag receiving surface of a conveyor belt and is used for being matched a box-body bottom bearing surface of the slag removing apparatus; the fine dust on the box-body bottom bearing surface is driven by the back stroke movement of the conveyor belt to move towards a fine-dust outlet arranged on the bottom bearing surface, thereby taking the fine dust on the box-body bottom bearing surface arranged on the box-body conveying section away from the box-body bottom bearing surface of the box body conveying section. The dry-type slag conveying device is used in both the slag removing apparatus and the slag removing method. With the adoption of the slag removing apparatus and the slag removing method of the dry-type slag conveying device, the fine-dust removing efficiency can be improved.

The invention discloses a solar street lamp with a self-cleaning function, which comprises a fixing base, a lamp post is connected to the top of the fixing base through bolts, lamp poles are connectedto the tops of the outer walls of the two sides of the lamp post through bolts, and LED lamps are connected to the bottoms of the other ends of the two lamp poles through bolts; and the inner wall ofthe fixing base is connected with a storage battery through a bolt. The angle of the solar panel is convenient to adjust, the connecting rope can be unfolded through rotation of the winding motor andthe winding shaft, the lifting plate and the lifting ring move downwards under the action of gravity, the lifting ring is driven to rotate through the driving motor and the driving gear, and the lifting ring transversely rotates around the lamp post while ascending and descending; meanwhile, a spring pushes a cleaning brush to brush and clean the outer wall of the lamp post, a water inlet pipe injects water into a cavity, water flow is sprayed out of a water outlet hole to spray and clean the outer wall of the lamp post, a collecting mechanism pulls a lifting ring to the top of the lamp postafter cleaning is completed, the function of self-cleaning the lamp post is achieved, and use is convenient and efficient.

The invention discloses an offshore drilling platform shore rust removing device comprising a drilling platform and a plurality of shores. Electric telescopic rods are installed at the lower end of the drilling platform. Device blocks are fixed to the telescopic ends of the electric telescopic rods and are arranged on the shores in a sleeving mode. The side walls of the device blocks are providedwith device openings. Wave pushing plates are placed in the device openings. Abutting rods are fixed to the rear sides of the wave pushing plates. Cavities are formed in the two sides of the device blocks. The tail ends of the abutting rods extend into the cavities and are fixedly connected with pistons. The pistons divide the cavities into air cavities and paint cavities. The side walls of the pistons and the inner walls of the air cavities are elastically connected through first springs. Annular grooves are formed in the lower ends of the device blocks. Annular folding airbags are installedin the annular grooves. The offshore drilling platform shore rust removing device is reasonable in structure, rust removing operation can be conducted on the shores automatically through sea waves, safety is higher, and rustproof paint can be sprayed automatically.

The invention discloses a household garbage can with a pressing device and a solid-liquid separation function and a using method, and belongs to the technical field of living goods. The household garbage can comprises a can body, wherein a fixing cover is arranged at the bottom of the inner wall of the can body, a servo motor is arranged inside the fixing cover, a power rotating shaft of the servomotor penetrates the fixing cover to be connected to a mounting shell, a placing barrel is movably connected to the mounting shell, a power rotating shaft of the servo motor is in sleeve connection to a driving pulley, the driving pulley is connected to a driven pulley through a belt, the driven pulley is in sleeve connection to a lead screw, through arrangement of a liquid discharging box, small-particle garbage can be filtered out, so that solid-liquid separation of the garbage is thorough, a rotary disc rotates through a driving motor, then a hinge rod is driven to rotate around the centerof the rotary disc, through rotation of the hinge rod, a discharging rod can drive a discharging plate in a reciprocating mode to push the small-particle garbage on a filter plate to be discharged, manual cleaning is not needed, and time and labor are saved.

The invention discloses a descaling device using water kinetic energy and relates to the technical field of boilers. The descaling device comprises a water feed pipe, a turbine device and a cleaning device. A plurality of small water spray holes are formed in the water feed pipe. The turbine device is mounted on the water feed pipe and comprises turbine blades and a drive shaft. The turbine bladesare rotationally connected with the drive shaft and driven by water sprayed out of the water feed pipe to rotate. The cleaning device comprises a sleeve, a bristlebrush connector and a cleaning bristlebrush. The cleaning device is mounted on the drive shaft, the sleeve sleeves the drive shaft, the bristlebrush connector is fixed to the end of the sleeve, and the cleaning bristlebrush is mounted on the bristlebrush connector; or the cleaning device is mounted on a driven shaft, the driven shaft is connected with the drive shaft through a gear, the sleeve sleeves the driven shaft, the bristlebrush connector is fixed to the end of the sleeve, and the cleaning bristlebrush is mounted on the bristlebrush connector. According to the descaling device using water kinetic energy, kinetic energy ofthe water sprayed out of the water feed pipe in a boiler is used for removing water scale, no manual treatment is needed, and real-time descaling is achieved.

The present invention relates to the technical field of elevator-installed cleaning, in particular to an elevator-installed outdoor glass cleaning device, which includes an elevator-installed elevator, on which two pairs of strip bearing seats are welded, and the strip-shaped bearing seats are threaded A strip-shaped box, the interior of the strip-shaped box is a hollow mechanism, and a strip-shaped groove is opened on the side wall of the strip-shaped box, and a strip-shaped slide rail is installed in the strip-shaped groove, and the strip-shaped slide rail A moving wheel is assembled on the moving wheel, a support seat is fixed on the moving wheel, a motor mounting seat is fixed on the support seat, a swing motor is installed on the motor mounting seat, a pole is installed at the driving end of the swing motor, and a pole is installed at one end of the pole. The support frame has a No. 1 groove on the support frame. The invention has a novel structure and can effectively help people to clean the dust on the glass without manual cleaning, saving time and effort, and is convenient for people to use and install an elevator.

The invention discloses a wind motor with a blade cleaning function. The wind motor comprises a stand column, wherein a rotating cavity is formed in the right side of the stand column, a power generator is fixedly installed on the left end wall of the rotating cavity, a power generation shaft is in power connection with the right side of the power generator, a supporting rotating block connected with the side end wall of the rotating cavity through a bearing is fixedly installed on the right side of the power generation shaft, a box body is fixedly installed on the right side of the supportingrotating block, a transmission cavity is formed in the box body, a transmission assembly is arranged in the transmission cavity, and cleaning sliding cavities with the outer sides communicating withthe outside are symmetrically formed in the upper side, the lower side, the front side and the rear side of the left side of the transmission cavity correspondingly. According to the wind motor, the blade angle can be adjusted according to the magnitude of wind power, rotating power generation can be achieved when the wind power is small, when blades need to be cleaned, positions of the blades areadjusted to horizontal positions, a cleaning assembly sprays water to the blades to clean the surfaces of the blades, and manual cleaning is not needed.

The invention provides a sprayer for consumable items of a 3D printer. The sprayer for the consumable items of the 3D printer comprises guiding pipes, a spray nozzle, a material conveying pipe and a plurality of holes, wherein the guiding pipes comprise a first pipeline used for guiding in the consumable items for use, a second pipeline used for making low pressure or guiding in cleaning gas, and a third pipeline used for guiding in cleaning liquid; the spray nozzle is provided with a cavity in the shape of a circular truncated cone, and a spraying port, and the spray nozzle is located at the lower end of the guiding pipes and is provided with a dividing face; the material conveying pipe extends to the position below the dividing face from the guiding pipes, the pipe bottom face of the material conveying pipe is located above the spraying port, and the lower end face of the material conveying pipe is spaced from the wall face of the spray nozzle; the material conveying pipe is provided with an inner layer pipe wall and an outer layer pipe wall, the inner pipe wall forms an inner cavity, the outer pipe wall and the inner pipe wall form an outer cavity, the outer cavity is closed on the pipe bottom face to form an outer cavity bottom wall, and the inner cavity is provided with an opening in the pipe bottom face to form a consumable item outputting port; and the holes surround the periphery, close to the outer cavity bottom wall, of the outer pipe wall, and the cleaning gas or the cleaning liquid can be discharged out of the holes and is used for cleaning the spraying port or the sprayer.

The invention relates to the technical field of machining, in particular to a mechanical automatic part machining, taking and feeding device which comprises a base and further comprises a taking mechanism arranged on the base. The feeding mechanism is arranged on the base, the feeding mechanism can drive the material taking mechanism to place the workpieces on the feeding mechanism, and the feeding mechanism feeds the workpieces in an intermittent operation mode; the cleaning mechanism is arranged on the feeding mechanism, and the feeding mechanism drives the cleaning mechanism to clean the surfaces of the workpieces on the cleaning mechanism in the feeding process. According to the mechanical automatic part machining material taking and feeding device, the cyclic automatic working state of material taking, feeding and cleaning is achieved, continuous feeding of workpieces is achieved, meanwhile, the production efficiency is improved, the automation integration degree is high, the labor intensity of workers is reduced, the surfaces of the workpieces can be cleaned, the workpiece machining quality can be improved, and the production cost is reduced. And manual cleaning treatment is not needed.

The invention discloses a superhydrophobic self-cleaning alkyd protecting paint and belongs to the technical field of chemical industry. A formula comprises a gasoline solution of alkyd resin, cobalt manganese rare earth, iron oxide red, copper stearate, fine silica powder, ultrafine polytetrafluoroethylene wax powder, ethylene glycol monobutyl ether, diatomaceous earth, and sec-butyl acetate. The superhydrophobic self-cleaning alkyd protecting paint provided by the invention can be applied to surfaces of wood structures, steel structures, railway systems, ships, bridges, and various outdoor hardware equipment, is used as a coating for protection, has micro-scale and nano-scale double rough structure so as to have a superhydrophobic self-cleaning function of lotus effect, is used to protect surfaces of objects from erosion by wind and rain, to keep the surfaces bright as new, to have no need of manual cleaning and re-brushing for returning to new for long term, and to save a lot of manpower and material resources, has service life 3 times that of an ordinary alkyd protecting paint, and is indeed a superhydrophobic self-cleaning alkyd protecting paint with long service life and excellent performance.

The invention creatively provides a chemical reagent storing device. The chemical reagent storing device comprises a reagent tank, a top cover and a reagent tank bracket, wherein the upper surface of the top cover is provided with a water inlet pipe and a rotating motor, and the lower surface of the top cover is provided with a water outlet pipeline communicating with the water inlet pipe in the radial direction; water outlet holes are formed in the water outlet pipeline; the middle position of the lower surface of the top cover is further provided with a linear bearing; the outer side wall of the linear bearing is connected with a round cover plate which is coaxial with the linear bearing; the edge of the round cover plate is connected with a flow guiding pad; and an edge scraping cleaning brush capable of rotating, which is connected with the rotating motor, is arranged in the reagent tank. The chemical reagent storing device has the advantages of being great in cleaning effect, high in cleaning efficiency and low in labor and time consumption.

The invention discloses an integrated open channel ultraviolet disinfecting device which comprises a fixing frame, ultraviolet lamp tubes evenly arranged inside the fixing frame, a connecting device for being connected with the ultraviolet lamp tubes and the fixing frame, a fixing device and a cleaning device for cleaning the ultraviolet lamp tubes. The cleaning device comprises cleaning pieces sleeving the ultraviolet lamp tubes, a first drive mechanism for driving the cleaning pieces to slide relative to the outer walls of the ultraviolet lamp tubes, a fixing mechanism for fixing the cleaning pieces and a scraping mechanism for cleaning the front ends of the cleaning pieces; the fixing device comprises a frame arranged above an open channel, a plurality of installing frames detachably arranged on the frame, a first connecting mechanism for being connected with the installing frame and the frame and a second connecting mechanism for being connected with the fixing frame and the installing frame. When the device is installed, only the width of the open channel needs to be measured, the number of needed fixing frames is worked out, then, the corresponding installing frame can be installed, and devices can be installed conveniently for open channels of different widths.

The invention discloses a dryer suitable for high-viscosity fermented feed. The dryer structurally comprises a bottom frame, a box body, a feed cylinder and a hot air fan. The bottom frame is welded to the bottom of the box body, the feed cylinder and the hot air fan are mounted at the top of the box body, and supporting plates are disposed on the two sides of the feed cylinder. The box body is internally composed of an adjusting device, a vibrating device, a cleaning device, a pipe, a drying device, a conveying device, a scraping mechanism, a connecting device, a secondary drying device, an inclined plate, a first discharging port and a second discharging port. The adjusting device is mounted on the side of the box body and hinged to the left end of the secondary drying device. The dryerhas the advantages that materials can be scraped through a scraper to solve the problem of wall sticking; automatic cleaning is performed through the cleaning device without manual cleaning, the workefficiency is improved, the materials are dried by hot gas on the upper and lower sides, the drying area is large, the drying efficiency is improved, and the number of drying times can be adjusted toensure a drying effect.

The invention discloses a self-cleaning protection system for an industrial camera. The self-cleaning protection system comprises a supporting plate, a dustproof cover, a rotary structure, a power structure and a dust removal structure. The rotary structure comprises an outer support and an inner support, the outer support is fixed, the inner support can rotate on the inner side of the outer support, and the dustproof cover is fixedly connected with the inner support; the power structure comprises a rotating motor, a small gear and an inner gear, the inner gear is fixedly connected with the inner support, and the rotating motor drives the dustproof cover to rotate through meshing of the small gear and the inner gear; the dust removal structure comprises a fan and an air bellow, and the fanfills air into the air bellow and then rapidly sprays the air out of the air outlet to the dustproof cover. According to the invention, through cooperation of the rotating structure, the power structure and the dust removal structure, the power structure and the rotating structure enable the dustproof cover to rotate slowly, the dust removal structure sprays high-speed airflow to remove dust on the dust cover, and therefore automatic cleaning of the dust cover is achieved; the influence of dust on the industrial camera can be effectively solved only by periodically starting the rotating motorand the fan, and manual cleaning is not needed.

The invention discloses an excavator with a self-cleaning function. The excavator comprises a bucket. The excavator with the self-cleaning function is simple in structure. A first motor is used for driving a disk to rotate, and a sliding block can horizontally move back and forth through a first straight bar and a second straight bar. A swing rod can swing back and forth along the bucket under theeffect of a first spring and a pull rope, and a sponge brushing block is used for wiping dust and stains inside the bucket. Then, a second motor is used for driving a first sleeve, a rotating drum and a second sleeve to rotate, the rotating drum drives the sponge brushing block to rotate for wiping, and thus cleaning efficiency is improved. When the first sleeve and the second sleeve rotate, a second magnet can repel a first magnet upwards intermittently, the first magnet moves upwards to spray out cleaning fluid through a water hose, the dust is washed away, and wiping cleanliness of the sponge brushing block can be facilitated. When the rotating drum rotates, a swing plate can swing left and right, a third magnet can repel a fourth magnet intermittently, and the spraying range of the water hose is widened.

The invention discloses a multifunctional automobile headlamp which comprises a conical hood, a rear cover, an LED base plate and a glass lampshade. The glass lampshade is fixed to one side of the conical hood, and the rear cover is fixed to the other side of the conical hood. Light concentrating panels are symmetrically arranged on the upper side and the lower side in the conical hood, and one sides of the two light concentrating panels are welded to spiral bushings located in the rear cover correspondingly. A double-shaft motor is fixedly connected to the center in the rear cover, and the upper side and the lower side of the double-shaft motor are in transmission connection with lead screws correspondingly. The two lead screws are connected with the two spiral bushings in sleeved and one-to-one correspondence modes correspondingly. According to the multifunctional automobile headlamp, through arrangement of the lead screws and the spiral bushings, the distance between the two light concentrating panels can be adjusted freely, and thus the purpose that the lamplight irradiation range is changed is achieved; the horizontal position of the LED base plate is controlled through a first electric telescopic rod, and the lamplight irradiation distance can be changed; and the structure is simple, operation is convenient, the multifunctional automobile headlamp meets using demands of different users, and the practicability of the multifunctional automobile headlamp is greatly improved.

The invention creatively provides an easy-to-clean chemical raw material storage tank. The easy-to-clean chemical raw material storage tank comprises a storage tank body, an upper cover and a storage tank bracket, wherein a washing device is arranged in the storage tank body; the washing device comprises a rotating rod longitudinally arranged and a support rod of which one end is connected with the rotating rod; the support rod is horizontally arranged, and a foldable washing brush is hinged to the end, far from the rotating rod, of the support rod; the upper surface of the upper cover is provided with a water inlet pipe and a rotating motor, and the top end of the rotating rod is connected with the rotating motor; and a water outlet coiled pipe communicating with the water inlet pipe is arranged along the edge of the lower surface of the upper cover, and a plurality of water outlet holes are formed in the water outlet coiled pipe. The easy-to-clean chemical raw material storage tank has the advantages that the storage tank can be automatically cleaned, labor and time are saved, the cleaning effect is great, and the usage of a washing solution also can be saved.

The invention relates to an intelligent mowing robot with an adjusting function convenient to use. The robot comprises a car body, a motor, a rotating shaft, a first bearing, four movable wheels and aplurality of blades. The robot further comprises a collecting mechanism and an adjusting mechanism. The adjusting mechanism comprises a sliding way, a connecting block, a handle and a fixing assembly. The collecting mechanism comprises a drive assembly, two transmission assemblies and two collecting assemblies. Each collecting assembly comprises a reciprocating unit, a connecting box, a piston, aconnecting rod, a connecting pipe, a collecting box and a feeding pipe. According to the intelligent mowing robot with the adjusting function convenient to use, the height of the handle can be adjusted according to the height of a user, and the practicability of the intelligent mowing robot is improved; due to the collecting mechanism, the function of collecting turf grass clippings is achieved,no manual removal is needed, and burdens of workers are relieved.

The invention relates to the field of motors, in particular to a motor rotor cleaning device. The motor rotor cleaning device comprises a main body, wherein a cleaning cavity is formed in the main body, a cleaning assembly is arranged in the cleaning cavity and comprises first screws rotatably mounted on the left and right end walls of the cleaning cavity, a first slide block is arranged on each first screw in a screw fit manner, a transmission cavity communicating to the outer side is formed in the lower end wall of the first slide block, a first rotating shaft stretching backward to the outer side is rotatably mounted on the back end wall of the transmission cavity, a first gear fixedly connected to the first rotating shaft is arranged in the transmission cavity, and a cleaning brush isfixedly mounted at the back end of the first rotating shaft. After loading of the device, the motor controls a clamp to rotate to drive the motor rotor to rotate, and a hairbrush and a detergent slideleft and right and the hairbrush rotates. After cleaning, the clamp rotates while sliding rightward, the detergent left on the surface is thrown away by means of a centrifugal force, and meanwhile, afan rotates to accelerate surface drying of the motor rotor.

The invention relates to convenient boiler equipment, comprising a main body, a water box and a fan, and further comprising an ash removal mechanism and a descaling mechanism. The ash removal mechanism comprises a moving assembly, a connecting plate, a scraper and a water sprinkling assembly; the moving assembly comprises a motor, a lead screw, a sliding block, a limiting block and a first bearing; the water sprinkling assembly comprises a fixed box, a connecting pipe, a second bearing, a branch pipe, a connecting box, a transmission unit and two third bearings; the descaling mechanism comprises a connecting assembly, a support box, a power assembly, two rotating assemblies, two descaling assemblies and two crushing assemblies; each rotating assembly comprises a rotating shaft, a fourth bearing and a torsion spring; and each descaling assembly comprises a descaling plate and two support rods. The convenient boiler equipment achieves the ash removal function through the ash removal mechanism, needs no manual cleaning to improve the convenience of the equipment, achieves the descaling function through the descaling mechanism to prevent influence on the heat conduction performance bytoo much scale, and therefore improves the reliability of the equipment.

The invention discloses a hydrodynamic self-cleaning solar water heater. The hydrodynamic self-cleaning solar water heater comprises a water storage tank and a supporting base which are arranged up and down, wherein a plurality of heat collecting pipes are fixedly installed on the front side between the water storage tank and the supporting base at equal intervals, a support is connected to the rear side between the water storage tank and the supporting base jointly, and the supporting base is composed of a first step plate, a second step plate and a third step plate which are integrally formed from bottom to top. The hydrodynamic self-cleaning solar water heater has the advantages that rainwater accumulated in the water tank is used for generating water pressure on a pressure valve in rainy days, the rainwater automatically flows into a hydrodynamic cavity through a water outlet pipe to impact a waterwheel, a first bevel gear and a second bevel gear which are meshed with each other drive two synchronous belts to transmit in opposite directions, a lifting plate and a cleaning sleeve are driven to move upwards, therefore, the heat collecting pipes are cleaned, then a clockwork spring device is used for rotating reversely to drive the lifting plate and the cleaning sleeve to move downwards, the heat collecting pipes are cleaned again, furthermore, the cleaning effect is better inrainy days, manual cleaning is not needed, and the heat conversion efficiency of solar energy is high.

The invention relates to the technical field of water supply equipment, in particular to box type non-negative pressure water supply equipment with the internal dirt cleaning function. The box type non-negative pressure water supply equipment with the internal dirt cleaning function comprises a box type non-negative pressure water supply device. The inner upper wall of an airtight water tank of the box type non-negative pressure water supply device is provided with a groove I. A driving supporting frame I is mounted in the groove I. An electric push rod I is mounted on the lower wall of the driving supporting frame I. A rectangular block I is fixed to the lower wall of the electric push rod I. The two sidewalls of the rectangular block I are provided with rectangular notches I corresponding in position. Driving supporting frames II are fixed to the interiors of the rectangular notches I. Electric push rods II are mounted on the sidewalls of the driving supporting frames II. The box type non-negative pressure water supply equipment with the internal dirt cleaning function, provided by the invention, can effectively clean dirt in the water tank without manual cleaning with less timeand labor and improves the quality of water filled into the airtight water tank, and people can use the box type non-negative pressure water supply equipment at ease.

The invention provides an automatic dust removal goods shelf. A showing stand is arranged above a box. The box comprises a base plate and a top plate, wherein a goods outlet is formed in the top plate, four side plates are connected between the base plate and the top plate, a partition block is arranged on the inner side of each side plate, sliding cavities are formed by the partition blocks and the adjacent side plates, and a goods cavity is defined by the partition blocks. Supporting plates are arranged in the box and include a goods bearing plate and sliding plates, wherein the goods bearing plate is arranged in the goods cavity, and the sliding plates are arranged in the sliding cavities. A guide rod is arranged in each sliding cavity, a through hole is formed in each sliding plate, and each guide rod penetrates through the corresponding through hole. Each guide rod is sleeved with a spring, and the spring is located between the corresponding sliding plate and the base plate. Each guide rod is provided with a thread, an adjusting block is connected to each guide rod through threads, and each adjusting block is located under the corresponding spring. The showing stand comprises three vertical plates, wherein the vertical plate located on the back side of the box is a hollow plate, an air blower is arranged in the hollow plate, and multiple air outlets are formed in the side, facing forward, of the hollow plate. By the adoption of the automatic dust removal goods shelf, automatic replenishment can be achieved, goods containing capacity is high, disorder and damage of goods are avoided, and dust removal can be achieved automatically.

The invention discloses a convenient-to-use positioning device for aluminum machining. The positioning device comprises a supporting plate, wherein mounting plates are fixed on both sides of the top of the supporting plate; mounting grooves are arranged in the sides, close to each other, of the two mounting plates; racks are assembled on the inner walls of the mounting grooves; gears are meshed with the side surfaces of the racks; the gears are arranged in gear seats; driving motors are assembled on the inner walls of the gear seats; output shafts of the driving motors are fixed to the inner rings of the gears; side plates are fixed to the sides, close to each other, of the two gear seats; U-shaped plates are connected to the sides, close to each other, of the two side plates; first clamping plates are elastically connected to the two sides of the inner wall of each U-shaped plate; a containing groove is arranged in one side of the inner wall of each U-shaped plate; and a second clamping plate is arranged in each containing groove. According to the positioning device, the positioning range is widened, aluminum materials can be conveniently machined at different heights, meanwhile, the problem that an existing positioning device cannot conveniently clean the surfaces of the aluminum materials is solved, and the positioning device is reasonable in design and suitable for popularization.