96results about How to "Prevent reattachment" patented technology

The utility model discloses a winding device for fabric production, and relates to the technical field of fabric winding, the winding device comprises a supporting base, one end of the supporting base is provided with a winding column, the winding device further comprises a dust removal conduction box, a dust collection assembly, a rotary driving rod, a first flapping assembly and a second flapping assembly, and the dust removal conduction box is connected to the supporting base; the number of the dust collection assemblies is two, and the rotary driving rods are rotationally arranged on the inner wall of the dust removal conduction box. The driving motor drives the rotating driving rod to rotate anticlockwise, the two ends of the rotating rotating driving rod act on the linkage transverse plates in the first beating assembly and the second beating assembly respectively, the linkage transverse plates drive the impact plates to be away from the textile cloth through the elastic sliding connecting pieces and then impact the textile cloth through resilience force, and the operation is repeated in this way, so that the textile cloth is flapped. And the textile cloth can be conveniently flapped, so that dust and impurities in deep layers of gaps of weaving lines of the textile cloth can be conveniently flapped and shaken out.

The invention discloses energy-saving high-pressure cleaning equipment for square and rectangular pipes, and relates to the technical field of high-pressure cleaning, the energy-saving high-pressure cleaning equipment comprises a main body frame, a cleaning module is mounted above the main body frame, a rotational flow collaborative cleaning mechanism is arranged in the cleaning module, and the rotational flow collaborative cleaning mechanism is used for changing a water flow mode to ensure internal and external water flow collaborative high-pressure cleaning; the introduced air conveying bin only surrounds the outmost periphery of the nozzle, air flow flows along spiral water flow on the outmost periphery of the nozzle after being discharged in a vertical flowing mode, through the design, the peripheral water flow obtains additional momentum under the action of wind power, and then the momentum is transmitted to the internal water flow through collision among fluid molecules; according to the process, redistribution of energy is achieved, energy of internal water flow is supplemented, and water flow impact force borne by the peripheral square and rectangular pipes and the internal square and rectangular pipes is more balanced through the effect of wind power on the peripheral water flow and transmission of the energy to the internal water flow.

The invention belongs to the technical field of calcium silicate board production, and particularly relates to a plate-making forming device for improving the quality of a calcium silicate board blank, which comprises a rack, and a headbox, a felt belt, a breast roll, a forming roll and a cleaning box are mounted on the rack; a passing opening is formed in the cleaning box, the felt belt penetrates through the cleaning box from the passing opening, a guide roller is installed in the cleaning box, and the felt belt is in a U shape in the cleaning box; a water spraying plate is mounted in the cleaning box, and the felt belt is immersed below the liquid level in the cleaning box; a cleaning roller is installed in the cleaning box and makes contact with the lower surface of the felt belt, and the rotating direction of the cleaning roller is opposite to the moving direction of the felt belt. The cleaning device is simple in structure, the felt belt can be cleaned in an immersed mode in the cleaning box, the cleaning box is divided into a plurality of cleaning grids, the cleaning effect of the felt belt is improved, and slurry after cleaning is prevented from being attached to the felt belt again.

The invention relates to the technical field of water quality monitoring, in particular to a water quality monitoring device with an automatic cleaning function, which comprises a floating main body, the floating main body is provided with a sampling device main body and a lifting mechanism for driving the sampling device main body to lift, and the sampling device main body comprises a sampling cylinder. A water quality sensor and a sample collecting assembly are arranged in the sampling barrel, the sample collecting assembly is used for collecting a water sample, and a cleaning assembly used for automatically cleaning the surface of the sampling barrel is arranged on the sampling barrel. The water quality monitoring device has the advantages that the accuracy of the water quality monitoring device during water sample collection is improved, and therefore the reliability of monitoring data of the water quality monitoring device is improved.

The invention discloses a cable pay-off device, and belongs to the technical field of cable laying. The cleaning mechanism comprises a mounting frame fixedly mounted on the upper top wall of the bottom plate, a mounting plate is fixedly mounted at the top end of the mounting frame, a first mounting ring is fixedly mounted on the bottom wall of the mounting plate, a cleaning ring is arranged on the first mounting ring, and bristles are uniformly and fixedly mounted on the inner wall of the cleaning ring. According to the scheme, through cooperation of a worm and a worm gear, a cable is driven to move and gradually penetrate through a cleaning ring to enter a wire pipe in the rotating process of a roller, a second gear is driven to rotate through the worm gear, the worm and a first gear in the rotating process of the roller, and then the cleaning ring is driven to rotate through a linkage rod in the rotating process of the second gear; and in the rotating process of the cleaning ring, bristles are driven to rotate and sand on the surface of the cable is cleaned, so that the abrasion degree of the cable during laying and paying-off is reduced, and the effect of prolonging the service life of the cable is achieved.

The utility model provides a fish processing, cleaning and lifting device, which belongs to the technical field of aquatic product processing and comprises a mesh belt, a cleaning tank, a bubble generating mechanism and an impurity removing mechanism, the mesh belt is arranged in the cleaning tank in a transmission manner and comprises a horizontal section and an inclined section, and the impurity removing mechanism is fixed on the cleaning tank. The impurity removing mechanism comprises an impurity removing brush, a fixed shell, a water pump and a driving mechanism, the two ends of the fixed shell are connected with the cleaning tank, the impurity removing brush is rotationally connected with the cleaning tank, the driving mechanism is used for driving the impurity removing brush to rotate, an impurity discharging tank is formed in the fixed shell, a tooth row is arranged on the side edge of the impurity discharging tank, and the input end of the water pump communicates with the impurity discharging tank; and the bubble generating mechanism is mounted in the cleaning tank. Impurities on fishes are flushed and removed through bubble surging, the impurities are impacted to the liquid level, the impurity removal brush rotates to clean the impurities on the liquid level at the joint of the horizontal section net belt and the inclined section net belt, and the impurities on the liquid level are effectively prevented from being attached to the surfaces of the fishes again when the fishes are lifted by the inclined section.

The filtering device comprises a heating ventilation air conditioner air supply shell, a driving assembly is arranged at the top of the heating ventilation air conditioner air supply shell, a rotating shaft is arranged in the heating ventilation air conditioner air supply shell through the driving assembly, and a mounting frame is mounted on the surface of the rotating shaft through a bearing; and the mounting frame is mounted in the heating ventilation air conditioner air supply shell. The connecting shaft drives the positions of the filter screens on the upper side and the lower side to be exchanged through the rotating plate, so that the blocked filter screen rotates to the lower portion, the unused filter screen is located on the upper portion, the blocked filter screen can be replaced, and meanwhile when the filter screens are replaced, the heating ventilation air conditioner can still be used; the situation that the air inlet amount is smaller than the air outlet amount due to blockage of the filter screen is avoided, and therefore the situation that external air enters a room through gaps due to the pressure difference between the indoor space and the outdoor space is avoided, and the situation that the heating ventilation air conditioner needs to be stopped to replace the filter screen is avoided.

The auxiliary device comprises a conveying belt, an L-shaped plate is fixedly mounted on the left side of the upper end of the conveying belt, a spraying mechanism is arranged on the L-shaped plate, a cleaning roller is arranged on the left side of the spraying mechanism, a support is arranged at the upper end of the cleaning roller, a telescopic rod is fixedly mounted at the upper end of the support, and the L-shaped plate is fixedly connected to the upper end of the telescopic rod; a first spring sleeves the telescopic rod, the upper end and the lower end of the first spring are fixedly connected with the L-shaped plate and the support respectively, a collecting box is arranged on the lower right side of the cleaning roller, the right end of the collecting box is fixedly connected with the support, a baffle is fixedly installed at the left end in the collecting box, a spray pipe is fixedly installed at the lower end of the collecting box in a penetrating mode, and an air bag is arranged at the upper end of the spray pipe. The spraying mechanism is started to spray water in the water tank to the surface of the glass film in a water mist shape, then the motor is started to drive the cleaning roller to rotate, the cleaning roller is convenient for cleaning impurities on the surface of the glass film, and the processing quality of the glass film is ensured.

The utility model discloses waste gas dust removal and desulfurization equipment, and belongs to the field of waste gas treatment. The utility model relates to waste gas dust removal and desulfurization equipment, which comprises a treatment tank and a partition plate fixed in the treatment tank, the first cavity is formed in the upper side of the partition plate; the second cavity is arranged on the lower side of the partition plate; the electronic barometer is fixed on the lower side of the partition plate; the limiting sliding cavity is formed in the partition plate; the connecting pipe is arranged in the partition plate, and the connecting pipe is matched with the limiting sliding cavity; the electromagnetic valve is arranged in the connecting pipe; the net plate slides in the limiting sliding cavity; the elastic filter cloth is arranged in the second cavity; the pull rope is arranged between the elastic filter cloth and the screen plate; according to the utility model, the elastic filter cloth is effectively prevented from being blocked, the device can continuously work for a long time, the contact area of gas and lime solution is effectively increased, and the dust removal and desulfurization effects on waste gas are further effectively improved.

The utility model relates to the technical field of chemical engineering, in particular to a decoking mechanism for coal acetylene plasma reaction. According to the technical scheme, a supporting column is arranged on the outer side of a base, a first sealing ring is arranged on the inner side of the base, a first sewage discharging groove is formed in the bottom end of the base in a penetrating mode, a fixing frame is arranged on the base, an ultrasonic transducer is embedded in the fixing frame, a flushing pipe is arranged on the fixing frame, and a water inlet pipe is arranged on the flushing pipe. A reaction container is arranged on the base and located on the outer side of the fixing frame in a covering mode, a connecting pipe is connected to the bottom end of the flushing pipe, a supporting plate is arranged on the outer side of the end, close to the connecting pipe, of the flushing pipe, a sealing plate is arranged at the bottom end of the base through the supporting plate in a supporting mode, and the first sewage discharging groove of the base is blocked through the sealing plate. The coal acetylene plasma reactor cleaning device is simple in structure, provides a reliable solution for cleaning a coal acetylene plasma reactor, and provides a safer and more environment-friendly cleaning technology for industrial production.

This invention discloses an easy-to-clean release film dust removal device, belonging to the technical field of release film dust removal equipment. A first adsorption mechanism and a second adsorption mechanism are respectively provided on the support frame. The first and second adsorption mechanisms are each equipped with a cleaning mechanism and a dust removal component, respectively. The cleaning mechanism is connected to the dust removal component. A flattening mechanism is provided on the first plate of the base, and the flattening mechanism is rotatably connected to the support frame. A film winding mechanism is provided on the support frame, and the film winding mechanism is connected to the second adsorption mechanism. This invention simultaneously removes dust from the upper and lower surfaces of the release film through the first and second adsorption mechanisms. Dust on the release film accumulates in the grooves between the rubber belt and the electrostatic adsorption belt. The stirring rod and fixing rod in the cleaning mechanism can knead the gel, which can better clean the dust in the grooves. The brush on the first sliding plate can better clean the dust in the grooves between the rubber belt and the electrostatic adsorption belt during sliding, improving the dust removal efficiency of the release film.

This utility model relates to the field of imaging consumable testing and reliability assessment technology, and discloses a toner drum for measuring the fatigue resistance of a photosensitive drum. The drum includes a housing, an exposure lamp inside the housing, a photosensitive drum on the inner wall of the housing, and a charging roller on the inner wall of the housing. The system repeats four processes: charging, exposure, development, and cleaning. After n cycles, the system stops for testing. When the parameters exceed a standard threshold, the test stops. The number of cycles at this point is the fatigue limit of the photosensitive drum. During the movement of the scraper, insufficient pressure may prevent the scraping of excess toner, while excessive pressure may wear down the sleeve surface. Rotating the knob moves the threaded rod. Upward movement of the threaded rod compresses the first spring, while downward movement stretches it. This allows the pressure between the scraper and the developing roller to be adjusted via the first spring. Pulling out the toner cartridge allows for timely replenishment of toner.

The utility model provides an air filter element purification device capable of automatically cleaning, belongs to the technical field of air filter elements, and aims to solve the problem that the cleaning effect on the air filter elements is affected due to the fact that dust in an existing mounting box is easily attached to the surfaces of the air filter elements again. Comprising a filter mounting box body, an air filter element main body, a collection connecting piece, a cleaning driving box, a pulse connecting pipe, a pulse cleaning mechanism and a cleaning collection mechanism, the air filter element main body is fixedly connected to the interior of the filter mounting box body; the cleaning driving box is fixedly connected to the left side of the filtering mounting box body; the pulse connecting pipe is fixedly connected to the lower portion of the cleaning driving box and externally connected with a compressed air tank. The pulse cleaning mechanism is arranged on the outer side of the filtering mounting box body; and the cleaning and collecting mechanism is arranged below the filter mounting box body, so that dust is prevented from being attached again, and the cleaning effect on the air filter element main body is improved.

The invention discloses an adjustable reciprocating positive displacement pump, which belongs to the field of reciprocating pumps and comprises a base, a pump body is fixedly mounted on the base, a pump cavity is arranged on the pump body, and a piston is slidably mounted in the pump cavity. According to the scheme, through cooperation of the threaded rod and the threaded cylinder, the position of the push plate can be changed, the position of the adjusting plate can be changed when liquid is discharged, then the communication volume of the adjusting cavity and the pump cavity is changed, the adjusting plate can be driven to get close to the piston direction when the pump cavity sucks the liquid under negative pressure, and then the pump cavity and the adjusting cavity are not communicated any more; when the liquid is discharged from the pump cavity, the adjusting plate is driven to reset and is attached to the push plate, that is, the discharge amount of the pump cavity is the volume obtained after the volume of the adjusting cavity communicated with the pump cavity is subtracted from the liquid amount sucked by the pump cavity at the moment, and that is, the flow can be adjusted by rotating the threaded cylinder; therefore, the displacement pump does not need to be closed for adjustment, and the effect of improving the working efficiency of the displacement pump is achieved.

A semiconductor cleaning method comprises the steps that S1, a semiconductor substrate is provided, and the surface of the semiconductor substrate is provided with first pollutants left after film removal; s2, an electret device is adopted to preprocess the semiconductor substrate, and first pollutants are removed; s3, performing wet cleaning on the semiconductor substrate through an RCA standard cleaning method; and S4, drying the semiconductor substrate. The electrostatic adsorption principle that the electrets store charges for a long time is utilized, pollutants left after film removal of the surface of the semiconductor substrate are removed, then wet cleaning is carried out through the RCA standard cleaning method, the cleanliness of the surface of the wafer is improved, use of chemicals is reduced, the production cost is reduced, and the product yield is improved.

The invention relates to a solar street lamp with a solar panel convenient to clean, and relates to the technical field of photovoltaic equipment, the solar street lamp comprises a lamp holder, the solar panel and a lamp module, the lamp holder is provided with a photovoltaic box for placing the solar panel, the photovoltaic box is provided with a light-transmitting plate above the light receiving side of the solar panel, and the light-transmitting plate and the photovoltaic box can form a closed space; a processing control module, a cleaning unit and two groups of photoresistors are arranged on the photovoltaic box, one group of photoresistors is arranged inside the photovoltaic box, and the other group of photoresistors is arranged outside the photovoltaic box; the two photoresistors are electrically connected with the processing control module, and the processing control module is used for calculating the difference value of the two photoresistors and outputting a control signal to the cleaning unit to control the cleaning unit to clean the light-transmitting plate when the difference value exceeds an allowable value. The solar lamp has the effects that the light-transmitting plate is cleaned in time according to blocking of dust on light, and the use convenience of the solar lamp is improved.

The present application relates to the technical field of pipeline cleaning, in particular to a kind of roller grinder grinding fluid pool pipeline sludge cleaning robot, comprising: robot with mobile body, the rear end surface of mobile body is fixedly arranged with connecting shaft, the rear end of connecting shaft is sequentially provided with agitating round plate, cleaning round plate and flushing round plate from back to front, the agitating round plate and cleaning round plate are provided with cleaning mechanism for cleaning sludge in pipeline, flushing mechanism is provided on the flushing round plate for flushing sludge and pipeline cleaned down.The agitating round plate, cleaning round plate and flushing round plate carrying cleaning mechanism and flushing mechanism are driven into pipeline by the mobile body to carry out cleaning operation, wherein the agitating round plate, cleaning round plate and flushing round plate are connected to each other by deformable connecting piece, to realize adaptive deformation adjustment in curved section of pipeline, ensure that the same cleaning operation can be carried out on curved section of pipeline.

The present invention discloses a dust removal device for a composite board cutting workshop, which relates to the field of dust removal equipment, including a dust removal box, a negative pressure mechanism for generating negative pressure fixedly installed on the top of the dust removal box, a dust outlet hopper fixedly installed on the bottom of the dust removal box, a plurality of air inlet ducts fixedly installed at the lower front end of the dust removal box, a plurality of self-cleaning dust filter mechanisms arranged inside the dust removal box, a plurality of the self-cleaning dust filter mechanisms are installed with the same auxiliary driving mechanism at the bottom, an interception plate fixedly installed on the inner wall of the front end of the dust removal box and located at the rear of the air inlet duct and on one side, and the self-cleaning dust filter mechanism includes a filter cartridge for filtering dust in the air. The present invention can clean the dust outside the filter cartridge without consuming extra energy, avoid dust blocking the filter cartridge, and prevent dust from returning to the workshop during the cleaning process.

The invention discloses a blast-type condenser with intelligent real-time adaptive control and a method for using the condenser, and belongs to the technical field of condensers. The blast-type condenser with intelligent real-time adaptive control comprises a condenser body arranged on a mounting frame, an axial flow fan is arranged on the top of the condenser body, and further comprises: a filter screen, which is mounted on the side wall of the condenser body by bolts; a cleaning mechanism, which is arranged on the outside of the filter screen and is used to clean impurities on the filter screen; and a displacement mechanism, which is arranged on the mounting frame and is used to drive the cleaning mechanism to move; wherein the cleaning mechanism comprises a dust collecting shell, a cleaning component arranged in the dust collecting shell and used to sweep impurities on the outside of the filter screen, and a dust reduction component arranged in the dust collecting shell and used to reduce dust; the invention can clean the filter screen on the outside of the condenser without stopping the machine, so that the filter screen always maintains a good filtering and ventilation effect, thereby ensuring the condensation effect and condensation efficiency of the condenser.

The utility model relates to the technical field of compressor component processing equipment, and discloses impurity removal equipment for processing gas compressor components, which comprises a support frame, a cleaning box, a sweeping component, a cleaning component and a cleaning box arranged at the top of the support frame, the cleaning assembly is arranged in the cleaning box and comprises a control part, the control part is arranged in the cleaning box, a driving part is arranged at one end of the control part, and a suction part is arranged at the top of the supporting frame; the cleaning device solves the problems that a large amount of manpower and time need to be consumed and the impurity removal efficiency is limited when some existing parts are subjected to impurity removal manually, meanwhile, the impurity removal quality is affected by uncertainty of manual impurity removal operation, and the cleanliness of the parts is prone to being inconsistent.

The utility model relates to the technical field of fabric processing, specifically relates to two -color warp knitting fabric raising device, including workbench main part, the middle place of workbench main part top is equipped with tension assembly, the front of workbench main part is equipped with cleaning assembly, the rear of workbench main part is equipped with raising assembly, the tension assembly is used for adjusting the tension of fabric surface, compares with the raising device of existing, and tension assembly can accurately adjust the tension of fabric, ensure that fabric keeps straight state in the processing, improve processing accuracy and fabric quality, and the surface of fabric can be effectively cleaned simultaneously by cleaning assembly, prevent dust from affecting raising effect, improve fabric quality, the cooperation of dust absorption cover and dust absorption pipe can ensure that the dust produced in the cleaning process is collected in time, prevents dust from adhering again on the surface of fabric or polluting the working environment.

The utility model relates to the technical field of food processing equipment, in particular to a cleaning device for mushroom processing. According to the technical scheme, the device comprises a fixing frame, a cleaning box, a transferring frame, a conveying mechanism, a flushing frame, a disturbance mechanism and a control cabinet, the cleaning box is fixedly connected to one side of the fixing frame, the transferring frame is fixedly connected to the side, located on the cleaning box, of the fixing frame, the conveying mechanism is arranged between the transferring frame and the cleaning box, and the flushing frame is fixedly connected to the transferring frame; a plurality of nozzles are arranged on the flushing frame at equal intervals, a cleaning net is arranged in the cleaning box, and a disturbance mechanism is arranged on the cleaning net of the cleaning box; when the mushroom cleaning device works, the driving motor drives the conveying belt to operate, meanwhile, the turbulent flow frame is driven by the synchronous wheel and the synchronous belt to rotate in the cleaning box, stable conveying of mushrooms from the cleaning box to the transfer frame is achieved, the mushrooms can be turned over through the turbulent flow frame, and the cleaning effect is enhanced; and the washing frame on the transfer frame is used for carrying out secondary washing on the conveyed mushrooms through the spray heads, so that the cleanliness is further improved.

The invention provides an advertisement display device combining art and technology, and belongs to the field of advertisement display. And the sweeping assembly comprises a mounting box, a first shaft rod, a brush roller, a rolling wheel, a large gear and a first small gear. Rapid reverse rotation of the brush roller and the cleaning roller is achieved through the driving assembly and the sweeping assembly, dust and stains on the surface of the electronic display screen are effectively cleaned away, and impressions are prevented from being affected; dust collection is conducted through the dust removal assembly, secondary attachment of dust is avoided, and the cleaning effect is ensured; water or cleaning liquid is sprayed to the surface of the electronic display screen through the water spraying assembly, and the cleaning effect of the cleaning roller is enhanced; finally, moisture on the surface of the electronic display screen is dried through a drying assembly, no water stain residues are ensured, the cleaning quality is guaranteed, and the display effect is improved.

The utility model relates to the technical field of sand washing devices, and discloses an efficient sand washing device which comprises a cleaning box, a water spraying head is arranged at the top of the cleaning box, an impeller is arranged in the cleaning box, one end of the impeller is fixedly connected with a first motor, and supporting legs are fixedly connected to the bottom of the cleaning box. A water tank is arranged at the bottom of the cleaning box, one end of the water tank is fixedly connected with a second conveying pipe, one end of the second conveying pipe is fixedly connected with the cleaning box, a stirring mechanism is arranged at the top of the water tank, the stirring mechanism comprises a second motor, and sewage and a flocculating agent are evenly mixed through rotation of a clamping plate rod. The stirring rod is provided with the strip-shaped hole, so that the resistance borne by the stirring rod in the rotating process can be reduced, meanwhile, sewage penetrates through the strip-shaped hole, so that surrounding sewage can be subjected to stronger shearing force and impact force, a flocculating agent can be fully mixed and reacted with the sewage, and impurities can be precipitated.

The invention discloses an auxiliary device for welding a steel drum, which comprises a support part provided with two electrode tips, and the two electrode tips are used for welding a curled steel plate; the cleaning part is arranged on the supporting part, the cleaning part comprises two cleaning pieces, the two cleaning pieces are fixedly connected, each cleaning piece comprises two elastic sponges, the two elastic sponges are used for cleaning a welding area of the open end of the curled-edge-shaped steel plate, the supporting part comprises a supporting frame, two mounting plates are fixedly connected to the two sides of the supporting frame, the mounting plates are provided with mounting holes, and the two mounting holes are formed in the supporting frame. And mounting bolts are arranged on the mounting holes. The cleaning part is arranged to wipe and remove dust in the welding areas of the two open ends of the curled steel plate, so that the curled steel plate can be better welded by the two electrode tips later, manual cleaning is not needed, the welding areas of the steel plate are kept clean and tidy, the steel plate is welded more firmly, and the welding efficiency is improved. And the quality of the steel drum is reduced.

The present invention relates to the technical field of water treatment, and specifically discloses a water treatment equipment device, comprising: a water guide part, a folded tube and a screw rod, the screw rod is rotatably connected in a shell, the water guide part is threadedly connected to the screw rod, the screw rod is rotated to drive the water guide part to extend into a filter element from below and move upward, a water guide port is arranged on the outer side of the water guide part, the folded tube is connected to the bottom of the water guide part, and the folded tube can guide the high-pressure water entering into the shell when the filter element is backwashed, so that the high-pressure water enters the water guide part, and the high-pressure water is transported to the filter element from the water guide port, and as the water guide part moves upward, the filter element is gradually cleaned from bottom to top; the water treatment equipment device of the present invention guides the high-pressure water to the water guide part that moves gradually upward through the folded tube, and transports the high-pressure water to the filter element through the water guide port on the water guide part, so that the filter element is gradually cleaned from bottom to top, so as to avoid wasting water resources.

The utility model relates to the technical field of polyester film production, in particular to a dust removal device for producing polyester films, which comprises a box component, a dust removal component is arranged on one side of the box component, and a cooling component is arranged on the other side of the box component. And the dust removal assembly comprises a first rod, the outer wall of the first rod is connected with a first dust removal rolling brush, one end of the first rod is provided with a first gear, and the periphery of the first gear is provided with a shell. According to the dust removal device, dust and impurities on the surface of a polyester film can be swept away through the dust removal assembly, the first dust removal rolling brush and the second dust removal rolling brush, the influence on the quality of the polyester film is avoided, the polyester film can be cooled through the cooling assembly, the situation that the polyester film is rolled up before heat of the polyester film is released is avoided, and the production efficiency is improved. And the lower filter element and the upper filter element are installed, air is filtered, and dust is prevented from being attached to the surface of the polyester film again.

The invention relates to the technical field of tank cleaning, and in particular to a cleaning device for dairy product processing equipment, comprising a lifting seat, a rotating platform and a scraping and washing assembly, wherein a mounting seat is fixedly arranged on the rotating platform, the scraping and washing assembly comprises a telescopic mechanism, two groups of grinding and scraping mechanisms and two groups of liquid spraying mechanisms, the telescopic mechanism comprises two groups of telescopic arms, each group of grinding and scraping mechanisms comprises a transmission member and two strip scraping rods, the liquid spraying mechanism comprises a liquid spraying pipe, and each telescopic arm is provided with a scraping rod cleaning mechanism, the scraping rod cleaning mechanism comprises a strip slide, a delay member and two spray heads, the delay member comprises a support plate and a limit pin, and a strip limit groove is arranged on the strip slide, during scraping, the two strip scraping rods in the grinding and scraping mechanism will fit the inner wall of the milk tank and slide up and down reciprocatingly, the contact area between the strip scraping rod and the inner wall of the milk tank is large, so that the milk residue on the inner wall of the milk tank can be scraped off, and the milk residue that has solidified and become scale can also be scraped off by sliding the strip scraping rod up and down, thereby greatly improving the cleaning efficiency of the milk tank.

The utility model relates to the technical field of chemical reaction equipment, and provides a backwashing filter which comprises a filter shell, a filter part and a motor, and in the backflushing mode, the switching valves of the liquid inlet pipe and the liquid outlet pipe are both in a closed state, and the backflushing pipe and the first blow-off pipe are both in an open state. Liquid enters the filter shell from the back-flushing pipe, enters the filter cartridge from the outside of the filter cartridge, and is finally discharged from the first blow-off pipe. Meanwhile, the motor is in a starting state and drives the filter cartridge to rotate around the axis of the liquid inlet pipe, so that the periphery of the filter cartridge passes through the back-flushing pipe by 360 degrees and is effectively flushed, filter residues in the filter cartridge are ensured to turn up and down along with rotation, the flushed filter residues are prevented from depositing at the bottom, and the back-flushing effect is improved. Besides, the backwashing effect is improved by rotating the filter cartridge, structures such as a sweeping rod do not need to be added in the filter cartridge, the occupied space in the filter cartridge is reduced, the abrasion of the filter cartridge is reduced, and the space utilization rate and the service life of the equipment are improved.

This utility model relates to the field of air filter outlet cleaning technology, and discloses an air filter outlet cleaning device, including a mounting plate with mounting holes inside. A cleaning and dust collection mechanism is provided on the front of the mounting plate, and a dust collection mechanism is provided outside the cleaning and dust collection mechanism. The cleaning and dust collection mechanism includes a cleaning component and a dust collection component. The cleaning and dust collection mechanism starts a motor, which synchronously drives the cleaning brush to move, thus cleaning the air outlet grille. During this cleaning process, a negative pressure fan is simultaneously activated, drawing the dust into the dust collection box through the corresponding hole of the dust collection pipe connected to the corrugated telescopic pipe. The dust is then intercepted by the filter plate, quickly completing the dust collection during the cleaning process. This prevents the cleaned dust from scattering in the air and avoids dust re-adhering to the air outlet after cleaning, thereby improving the cleaning effect.