32results about How to "Good dust removal function" patented technology

The invention relates to the technical field of textiles, and discloses a cloth winding device having a dust removal function and used for textiles. The cloth winding device comprises a supporting base. The top of the supporting base is fixedly connected with a supporting frame. Bearings are connected to the supporting frame in a clamping manner. A rotating shaft is connected in the bearings in a sleeving manner. The surface of the rotating shaft is fixedly connected with a first gear. The first gear is engaged with a second gear. The second gear is fixedly connected to an output shaft of a motor. The motor is fixedly connected to one side of the supporting frame. According to the cloth winding device having the dust removal function and used for the textiles, by arranging a supporting rod, a brush plate, an empty groove, air blowers and bristles, dust removal can be better conducted when cloth is wound, the problem that an existing cloth winding device does not have the dust removal function when the cloth is wound is solved, and therefore the situation that dust is attached to the back face of the cloth after the cloth is wound is avoided, and appearance of the cloth can be better when the cloth is sold in the later period.

The present invention discloses a power distribution cabinet with functions of heat dissipation and dust removal. A heat dissipation port is arranged on the cabinet body, and the heat dissipation port is composed of a plurality of parallel strip-type heat dissipation holes or a plurality of uniformly-distributed hole-type heat dissipation holes. An exhaust fan is arranged in the cabinet body corresponding to the heat dissipation port. In the cabinet, four air ejector pipes are evenly fixed on the periphery of the exhaust fan and are communicated with the help of an air duct. The air duct communicates with an air pump. The air duct still communicates with a spring pressure boost airbag. The air duct is provided with an electromagnetic switch valve behind the spring pressure boost airbag. The electromagnetic switch valve, the air pump and the exhaust fan electrically connect in series and are connected with a power supply loop of the power distribution cabinet through a dust removal switch. Compared to the prior art, the power distribution cabinet has the better functions of heat dissipation and dust removal.

The invention relates to a spray drying tower, which comprises a drying air-tube, a material pipe, a drying tower body, a spray nozzle, a drying gas inlet, a tower wall, an inner chamber and a discharge hole. The drying gas inlet, the drying air-tube and the material pipe are all arranged on the top of the drying tower body. The tail end of the material pipe is provided with the spray nozzle. The discharge hole is slantly arranged below the drying tower body. The spray drying tower is also equipped with a water atomization pipe, which is provided with a sucker port. A deduster is arranged between the water atomization pipe and the sucker port. The tower wall of the drying tower body is provided with magnetrons, which are uniformly distributed along the circumference of the drying tower body. The tail end of the discharge hole is provided with a movable baffle plate. By additionally arranging the movable baffle plate at the discharge hole, external air is prevented from entering the drying tower, air pressure inside the drying tower body is reduced, and cyclone separation speed of materials is raised. By additionally arranging the deduster, dedusting function of the spray drying tower is improved. And furthermore, the drying effect and drying efficiency of materials are enhanced.

The invention discloses a multifunctional sand making machine convenient to use, and belongs to the technical field of sand making machines. The multifunctional sand making machine comprises a machinebody. A feeding hopper is arranged on the upper surface of the machine body. Discharging pipes are arranged on the two sides of the machine body. A rotor is arranged at the top end of the machine body. A crushing part is arranged on the outer side of the rotor. First crushing teeth are arranged on the two sides of the crushing part. A crushing plate corresponding to the crushing part is arrangedon the inner wall of the machine body. A protective plate is arranged below the feeding hopper. Spray heads are arranged on two sides of the feeding hopper. Water pumps corresponding to the spray heads are arranged at one end of the upper surface of the machine body. The multifunctional sand making machine is simple in structure and convenient to use. Materials can be crushed by a plurality of times during use, so that the crushing effect of the sand making machine on the materials is better. Moreover, the multifunctional sand making machine has a good dust removing function, and can effectively prevent a large amount of dust from flying out during use of the sand making machine, and therefore a better sand making machine use experience is brought to a user.

The invention discloses an agricultural mechanical dust removing device. The device comprises a mounting box of which the top part is provided with an opening, wherein a first feeding bucket is weldedto the opening of the mounting box; a first discharging bucket which is welded to the top inner wall of the mounting box is arranged below the first feeding bucket; a separating plate which is weldedinto the mounting box is arranged below the first discharging bucket; a fixing frame which is connected to the top part of the separating plate is arranged at one side of the first discharging bucket; a driving motor which is provided with a downward output shaft is mounted in the fixing frame; a fixing plate which is welded to the top part of the fixing frame is arranged above the driving motor;one end, extending out of the mounting box, of the fixing plate is connected to a first vertical air guide pipe. The device is simple in structure, and novel in design; soil blocks and small stones on rice can be prevented from entering a huller and the rice; and meanwhile, the device is high in dust removing function and capable of preventing dust from flying to air or preventing dust from beingsucked into the motor; and moreover, the dust is also prevented from being inhaled by people; the device is suitable for market popularization.

The invention discloses a dust removal device for coke production and processing. The invention belongs to the technical field of dust removal devices. The device comprises a tank body, wherein a partition plate is arranged in the tank body; a top cover is arranged at the top end of the tank; a negative pressure fan is arranged above the top cover; an air inlet cover is arranged at the top end ofthe negative pressure fan; an air inlet pipe is arranged at the output end of the negative pressure fan; first exhaust holes are formed in two ends of the upper surface of the tank body; a screening mechanism is arranged at the bottom end of the tank body and comprises a flow guide base; a second driving motor is arranged at the top end of the flow guide base, a filtering plate is arranged at theoutput end of the second driving motor, an electric telescopic rod is arranged at the bottom end of the second driving motor, and screening through holes are formed in the two ends of the filtering plate. The dust removal device is simple in structure and convenient to use, has a good dust removal function, can effectively prevent a large amount of dust from drifting away in a coke production workshop, and improves the use experience of a user for the dust removal device.

The invention relates to safety lighting equipment with a dust removal function for marine navigation. The safety lighting equipment comprises a floating plate, a base and a floodlight and further comprises a safety mechanism and a dust removal mechanism. The safety mechanism comprises an airbag and a safety assembly. The safety assembly comprises a connecting pipe, an air barrel, a piston, a movable rod, a pressing plate, a contact switch and two springs. The dust removal mechanism comprises a driving assembly, a rotary disc, an air cylinder, a nozzle, a supporting assembly and an air exhausting assembly. The safety lighting equipment with the dust removal function for marine navigation achieves a damping and buffering function through the safety mechanism, it is avoided that a ship collides with a lighted buoy to damage the lighted buoy, a dust removal function is achieved through the dust removal mechanism, and it is avoided that dust covers the floodlight to influence the lightingand navigation effect.

The invention discloses an office and living supplies disinfection cabinet. The disinfection cabinet comprises a disinfection cabinet main body; the lower end of the disinfection cabinet main body isprovided with a supporting disk; the middle of the upper end surface of the supporting disk is fixedly provided with a rotating shaft; the front end of the disinfection cabinet main body is provided with a movable door; the part, close to the right side, of the front end surface of the movable door is fixedly provided with a handle; the part, close to the bottom end, of the right end surface of the disinfection cabinet main body is fixedly provided with a control panel; the middle of the bottom end of the interior of the disinfection cabinet main body is provided with a storage battery; the two inner side walls of the disinfection cabinet main body are provided with lampshades; the multiple groups of lampshades are provided with ultraviolet lamps; the parts, close to the middle, of the twoinner side walls of the disinfection cabinet main body are fixedly provided with bearing plates; the upper ends of the bearing plates are provided with a middle plate; and the middle of the middle plate is provided with a heater. The disinfection cabinet has the good energy saving effect, plays a role in convenient disassembly and maintenance, and meanwhile has the good dust removal function.

The invention discloses a dry quenching production device with an internal circulation cooling function. A dry quenching furnace is communicated with a first gas inlet pipe and a first gas outlet pipe; the first gas outlet pipe stretches into a sewage tank and is connected with a shunt three-way valve; the shunt three-way valve is connected with a second gas inlet and is connected with a third gasinlet pipe through a filter element flange; the second gas inlet pipe stretches into a cooling tank; the cooling tank is communicated with the second gas outlet pipe; the third gas inlet pipe and thesecond gas outlet pipe are connected with a combined flow three-way valve; the combined flow three-way valve and the first gas inlet pipe are connected with a first air blower; the sewage tank is communicated with a fourth gas outlet pipe; a condensation pipe section is formed on the middle part of the fourth gas outlet pipe and is communicated with a water storage tank; the water storage tank isconnected with the first water outlet pipe; the first water outlet pipe stretches into the cooling tank; a pump body is arranged at the bottom of the cooling tank; the pump body is connected with thesecond water outlet pipe; the second water outlet pipe stretches into the sewage water tank; and a sealing door is arranged on one side of the sewage tank. In the technical scheme, an internal circulation type inert gas cooling system is formed, the function of circulating cooling water for heat exchange is realized, the dust-removing function can be realized, and environmental friendliness and energy saving are achieved.

The invention discloses novel energy-saving environmentally friendly dry coke quenching equipment. A dry coke quenching furnace communicates with a first air inlet tube and a first air outlet tube, the first air outlet tube extends into a sewage tank and is connected with a flow distribution three-way valve, the flow distribution three-way valve is connected with a second air inlet tube and is connected with a third air inlet tube through a filter element flange, the second air inlet tube extends into a cooling tank, the cooling tank communicates with a second air outlet tube, a third air inlet tube and the second air outlet tube are connected with a flow combination three-way valve, and the flow combination three-way valve and the first air inlet tube are connected with a first air blower; the sewage tank communicates with a fourth air outlet tube, the middle of the fourth air outlet tube is a condensation tube section and communicates with a water storage tank, the water storage tankis connected with a first water outlet tube, and the first water outlet tube extends into the cooling tank; a pump is mounted at the bottom of the cooling tank and is connected with a second water outlet tube,, and the second water outlet tube extends into the sewage tank; and liquid-level meters are further arranged in the sewage tank and the cooling tank. In the technical scheme, an internal circulation type inert gas cooling system is formed, a function of circulating cooling water for heat exchange is fulfilled, a dust removal function can be fulfilled, and the novel energy-saving environmentally friendly dry coke quenching equipment is environmentally friendly and energy-saving.

The invention discloses a medicinal material screening device with a good dedusting effect for biotechnology research and development, and belongs to the field of biotechnology. The device comprises ascreening box, a protective top plate is arranged at the top end of the screening box, a feed hopper is arranged in the middle of the upper surface of the protective top plate, purification water tanks are arranged at the two ends of the screening box, a negative pressure fan is arranged at the top end of each purification water tank, limiting plates are arranged at the two ends of the upper surface of the protective top plate, the top ends of the limiting plates are movably connected with dust collection covers corresponding to the feed hopper, the top ends of the negative pressure fans areprovided with exhaust pipes corresponding to the dust collection covers, the bottom end of the screening box is provided with an impurity removing mechanism, the impurity removing mechanism comprisesa driving motor, the output end of the driving motor is provided with a transmission shaft, and a screening plate is arranged above the transmission shaft. The device is simple in structure, convenient to use, good in dust removing function and capable of effectively preventing a large amount of dust from flying out during use, so that use experience of a user on the screening device is improved.

The invention discloses a using method of an electrostatic dust collection device for a construction site. The method comprises the following steps of: S1, injecting cleaning water, i.e. injecting a certain volume of clear water into a water storage position of the dust collection device; S2, mounting the dust collection device, i.e. fixedly hanging the dust collection device at a high position ofa construction site; S3, removing dust, i.e. taking down the dust collection device hung for a period of time from the high position, and pouring out the dust in the air filtered and collected in thedust collection device; and S4, cleaning the dust collection device, i.e. cleaning a dust collection part of the dust collection device. By arranging dust removal pipes, springs and a driving mechanism, wind power can be used as a driving force to enable the dust removal pipes to generate static electricity to adsorb dust in the air, meanwhile, water can be pumped to clean the surface of the dustremoval pipes, and good dust suction capacity can be guaranteed to the dust removal pipes all the time, therefore the automatic dust removal function of a construction site is achieved.

The invention provides a silencing structure for an air compressor. The silencing structure comprises a vacuum cover, a cover internal cavity, a fixed base and a silencing structure; the vacuum coveris internally provided with the cover internal cavity; the middle part in the cover internal cavity is provided with a dust suction structure through the surface of the fixed cover; the cover internalcavity is internally provided with a water storage tank above a compressor main body; the interior, on one side of the water storage tank, of the cover internal cavity is provided with a storage battery through a mounting plate; the cover internal cavity, on the lower side of the storage battery, is internally provided with a temperature sensor; the interior, on one side of the temperature sensor, of the cover internal cavity is provided with an illumination lamp; the lower end of the vacuum cover is provided with the fixed base through a vacuum cover fixed frame; and the fixed base is internally provided with a condensation pipe. By arranging a series of structure, the silencing structure provided by the invention has the characteristics of convenience in use, good silencing effect and good heat dissipation performance.

The invention discloses an automatic assembling machine for zipper pullers and belongs to the field of assembling machines. The automatic assembling machine comprises a box body A, a zipper puller assembling unit is detachably connected to the top of the box body A, inclined columns are fixedly connected to the two sides of the interior of the box body A, one end of each inclined column is movablyconnected with a hub, the surfaces of the hubs are slidably connected with a belt, bearings are in embedded connection with the interiors of the hubs, and the input end of each bearing is connected with the output end of a motor; when the zipper pullers need to be quickly recovered, the motor works to drive the input ends of the bearings connected with the output end of the motor to rotate, and the bearings drive the hubs in embedded connection with the surfaces of the bearings to rotate, so that the hubs drive the belt slidably connected with the surfaces of the hubs to rotate; and when thezipper puller assembling unit detachably connected at the top of the box A operates, the zipper pullers with poor quality are dropped through a plurality of concave grooves formed in the top of the box A, so that the zipper pullers fall to the surface of the belt, the belt conveys the zipper pullers into a box B fixedly connected to one side of the box A.

The invention provides a construction method of a photocatalyst. The method comprises the following steps: (1) cleaning a construction surface with overhead steam; and (2) spraying a photocatalyst liquid to the cleaned construction surface in the step (1) with saturated steam. The construction method of the photocatalyst provided by the invention does not bright secondary pollution with overheatedsteam and saturated steam.

The invention discloses a guide device with cooling and dedusting functions. The guide device with the cooling and dedusting functions comprises a guide cavity body, a detachable water pipe, a water pipeline, and a detachable dedusting nozzle. The upper part of the back end of the guide cavity body extends out to form a stretching installing part. The detachable water pipe is installed on the stretching installing part. The water receiving end of the water pipeline communicates with the detachable water pipe, and a front water pipeline is formed in an annular body part of the guide cavity body. A plurality of guide cooling water holes communicating with the front water pipeline are formed in the inner wall of the annular body part, and the guide cavity body is cooled by cooling water flowing out of the guide cooling water holes. The detachable dedusting nozzle is installed below a back water pipeline and used for spraying water to remove dust. According to the guide device with the cooling and dedusting functions, the guide cavity body and the stretching installing part are regarded as an installation basis, dedusting is conducted through the detachable dedusting nozzle, and cooling is conducted through the sprayed water of the guide cooling water holes; and the guide device with the cooling and dedusting functions has the good cooling effect and the good dedusting effect at a steel billet blooming outlet.

The invention discloses a loudspeaker protective cover of an automobile door panel, Including a bottom plate, the top of the bottom plate is fixedly connected with a cover body, The invention relatesto the technical field of automobile parts. The top of the cover body is penetrated with a net plate, the two sides of the cover body cavity are fixedly connected with a partition plate, the net plateextends to the two sides of the cover body cavity and is fixedly connected with a baffle plate, the bottom of the baffle plate is fixedly connected with the top of the partition plate, and the two baffle plates are fixedly connected with a fixation plate. The horn shield of the door panel of the vehicle, water stains are prevented from entering the horn, the service life of the horn is prolonged,The utility model avoids the loss of the user, has good waterproof effect, is safe and reliable, makes the device have good waterproof function, avoids dust accumulation affecting the use effect of the horn, improves the dust removing effect of the device, makes the device have good dust removing function, is convenient for the user to operate, and makes the device have good convenience.

The invention discloses a plastic particle suction machine which comprises a box body, a cavity is formed in the box body, the top of the box body is fixedly connected with a machine body, a treatment box is arranged in the box body, a cavity is formed in the treatment box, and a cavity is formed in the treatment box. A motor is fixedly connected to the position, close to the middle, of the bottom in the box body, a partition plate is fixedly connected to the position, close to the bottom, in the treatment box, and a stirring rod is fixedly connected to the output end, located at the top, of the motor. According to the plastic particle suction machine, through the design of a dust collection bag, a through hole, a fan cover, a stirring rod and a treatment box, the device has a good dust removal function, dust and floating objects adsorbed by the machine body can be separated, impurities contained in plastic particles are reduced, the plastic production quality is greatly improved, and the practicability of the device is improved; and the use requirements of users are met.

The invention relates to environment-friendly high-voltage electrostatic dust collection equipment. The equipment comprises a dust removal equipment frame, an inlet end filter screen, a plurality of high-voltage dust removal cylinder assemblies and an outlet end filter screen; the surface of one end of the dust removal equipment frame is buckled and connected with the inlet end filter screen, andthe surface of one end of the dust removal equipment frame is buckled with the outlet end filter screen; the high-voltage dust removal cylinder assembly is fixedly connected to the inner surface of the dust removal equipment frame; high-voltage power distribution equipment is in threaded connection with the outer surface of the dust removal equipment frame; cable connecting holes are formed in thesurface of the dust removal equipment frame, the high-voltage power distribution equipment penetrates through the cable connecting holes through cables to be connected with the high-voltage dust removal cylinder assembly, the high-voltage dust removal cylinder assembly comprises four high-voltage dust removal cylinders, and each high-voltage dust removal cylinder is provided with a dust removal inlet end, a dust removal outlet end, a positive electrode dust removal plate and a negative electrode dust removal plate.

The invention discloses a dust removal device for coke production and processing, which belongs to the technical field of dust removal devices and comprises a box body, a partition plate is arranged inside the box body, a top cover is arranged at the top of the box body, and a negative pressure is arranged above the top cover Fan, the top of the negative pressure fan is provided with an air intake cover, the output end of the negative pressure fan is provided with an air intake pipe, the two ends of the upper surface of the box are provided with first exhaust holes, and the bottom of the box is provided with a screening mechanism , the screening mechanism includes a diversion base, the top of the diversion base is provided with a second drive motor, the output end of the second drive motor is provided with a filter plate, the bottom end of the second drive motor is provided with an electric telescopic rod, the two ends of the filter plate There is a screening through hole; the invention has a simple structure, is easy to use, and has a good dust removal function, which can effectively prevent a large amount of dust from floating in the coke production workshop, and improve the user experience of the dust removal device.

The invention discloses a guide device with cooling and dedusting functions. The guide device with the cooling and dedusting functions comprises a guide cavity body, a detachable water pipe, a water pipeline, and a detachable dedusting nozzle. The upper part of the back end of the guide cavity body extends out to form a stretching installing part. The detachable water pipe is installed on the stretching installing part. The water receiving end of the water pipeline communicates with the detachable water pipe, and a front water pipeline is formed in an annular body part of the guide cavity body. A plurality of guide cooling water holes communicating with the front water pipeline are formed in the inner wall of the annular body part, and the guide cavity body is cooled by cooling water flowing out of the guide cooling water holes. The detachable dedusting nozzle is installed below a back water pipeline and used for spraying water to remove dust. According to the guide device with the cooling and dedusting functions, the guide cavity body and the stretching installing part are regarded as an installation basis, dedusting is conducted through the detachable dedusting nozzle, and cooling is conducted through the sprayed water of the guide cooling water holes; and the guide device with the cooling and dedusting functions has the good cooling effect and the good dedusting effect at a steel billet blooming outlet.

The invention discloses a silver phosphate and carbon nitride composite photocatalytic filter material and a preparation method thereof.The silver phosphate and carbon nitride composite photocatalytic filter material comprises a bottom layer, a surface layer and a base cloth layer, the bottom layer and the surface layer are PTFE needling filter materials, the base cloth layer is PTFE base cloth, and an Ag3PO4 / g-C3N4 composite photocatalyst is evenly loaded in PTFE fibers. The silver phosphate and carbon nitride composite photocatalytic filter material comprises the following production raw materials in parts by weight: 2-6 parts of silver nitrate, 2-6 parts of melamine, 1-2 parts of sodium dihydrogen phosphate, 1-1.5 parts of an adhesive, 6-8 parts of a PTFE emulsion and 10-20 parts of PTFE short fibers. According to the silver phosphate and carbon nitride composite photocatalytic filter material disclosed by the invention, an Ag3PO4 / g-C3N4 composite photocatalyst is prepared, so that a Z-type heterostructure is formed, and the phenomenon that Ag < + > captures e <-> and is reduced into an Ag elementary substance is effectively reduced; the photocatalyst is combined with the dust removal filter bag to prepare the dust removal and dioxin removal integrated functional filter bag, and the Ag3PO4 / g-C3N4 composite photocatalyst loaded in the filter material can effectively remove dioxin in flue gas besides having a good dust removal function.

The invention relates to a putty polisher, and belongs to the technical field of building construction equipment. The putty polisher comprises a power output device, a main shaft, a floating shaft, a polishing execution end, a dustproof cover and a rotating blade; the floating shaft, the rotating blade and the polishing execution end are all positioned in the dustproof cover; the main shaft is in transmission connection with the power output device; one end of the main shaft extends into the dustproof cover, and is in floating connection with one end of the floating shaft; the polishing execution end is mounted at the other end of the floating shaft; and the rotating blade is mounted on the floating shaft, and can generate radial spiral air currents when rotating along with the floating shaft. The putty polisher prevents dust from accumulating on the floating shaft, guarantees excellent usability of the floating shaft, improves the performance, and improves the polishing quality.

The invention provides a gas transmission device and a gas transmission system. The gas transmission device comprises a front plate and a back plate arranged at the bottom of the front plate, whereinthe front plate is of a concave-convex alternating structure, first grooves are formed in the concave-convex alternating structure, and the bottoms of the first grooves are adjacent to the back plate;at least one side faces of at least a part of the first grooves are provided with second grooves bent in a direction close to the back plate; the second grooves are provided with a plurality of frontplate holes; the back plate is provided with back plate holes corresponding to the front plate holes; and the front plate holes and the corresponding back plate holes form fluid channels. The gas transmission device disclosed by the invention is simple in structure and easy to engineer, good in uniform mixing and flow equalizing effects, strong in rotational flow effect, and good in dust removaland dehumidification functions.

The invention discloses a stone crushing device for exploiting rare earth efficiently and relates to the technical field of rare earth exploiting. The stone crushing device comprises a first support plate. A crushing box is arranged on the upper surface of the first support plate. A second support plate is arranged above the first support plate. The two ends of the upper surface of the first support plate are provided with side plates matched with the second support plate. A crushing mechanism is arranged below the second support plate. The crushing mechanism comprises a third support plate. Asecond limiting plate is arranged at the connection position of the third support plate and the second support plate. A driving motor is arranged below the third support plate. A driving toothed discis arranged at the output end of the driving motor. A crushing plate is arranged below the driving motor. The stone crushing device is simple in structure and convenient to use; when the stone crushing device is used, stone is crushed through impact of the crushing plate; and in addition, the crushing plate is accelerated in the descending process, and thus, the stone crushing effect of the crushing plate can be better.

The invention relates to a good-stability insulation board cutting device with a dust removal function. The good-stability insulation board cutting device with the dust removal function comprises a base, a supporting rod, a push plate, a moving mechanism, a cutting mechanism and a cleaning mechanism, the push plate is arranged on the base, the moving mechanism is arranged on the push plate, and the cleaning mechanism is arranged on the moving mechanism. According to the good-stability insulation board cutting device with the dust removal function, movement of a workpiece is achieved through the moving mechanism, the workpiece is cut through the cutting mechanism, dust in a sliding groove is removed through the cleaning mechanism, so that the workpiece moves more stably, the cutting effectis improved, meanwhile an operator is prevented from inhaling too much dust, and the operator is protected; and compared with an existing cleaning mechanism, the cleaning mechanism does not need to bedriven by electricity, energy is saved, the cleaning mechanism and the moving mechanism are in linkage, online cleaning of dust is achieved, meanwhile, a pure mechanical structure is adopted in linkage, the stability of the device is improved, and the service life of the device is prolonged.

The equipment is externally connected to an automatic dust removal component, including a cover (1), which is made of soft material and can hang down naturally. Four fixing modules (2) are evenly arranged in the middle of the inside of the cover to fix the cover on the outside of the equipment, and set heavy objects on the four sides of the cover (3), when the outer cover is fixed on the equipment, the four sides are not blown up; the four sides of the outer cover are provided with air blowing components (4), and in the outer cover inside the heavy object, the air is sprayed inside when starting; the outer cover is evenly equipped with multiple Vent holes (5) discharge the internal gas and dust outward; a control center (6) is set on the side of the blowing component to automatically start the dust removal component; an external terminal (7) is set on the outer cover to connect to the power supply to provide the power used by the component ; It can isolate the equipment from the outside and automatically remove dust, which is convenient to use and optimizes the dust removal function, effectively preventing excessive dust accumulation on the equipment.