131results about How to "Realize self-cleaning" patented technology

This invention discloses a testing device and method for liquid crystal display modules, relating to the field of liquid crystal display module testing technology. The device includes a base, a flipping bracket, a housing, and a testing platform. The testing platform is equipped with a bidirectional clamping device driven by a first motor for automatically clamping the liquid crystal display module for bending resistance testing, and an auxiliary bending mechanism to ensure uniform force distribution. The housing also houses a click-resistance testing mechanism, including an electric hammer, a pressure sensor, and a displacement sensor, for testing the screen's resistance to click pressure. After testing, debris is automatically removed by a multi-stage cleaning mechanism including a scraper and a spray nozzle. When the testing platform flips, the spray nozzle moves closer to the testing platform to improve the cleaning effect. This invention features a high degree of automation, integrating bending resistance testing and click testing, providing accurate testing and thorough cleaning, effectively improving the efficiency and safety of liquid crystal display module mechanical performance testing.

This disclosure provides an exhaust gas purification and noise reduction device for a diesel engine, comprising: a housing having an air inlet and an exhaust outlet; a heating unit installed inside the housing near the air inlet and communicating with the air inlet, suitable for heating the exhaust gas flowing in from the air inlet; and a particulate decomposition unit installed inside the housing near the exhaust outlet and communicating with the exhaust outlet, configured to decompose carbon particulate matter in the exhaust gas flowing through the particulate decomposition unit; wherein the high-temperature exhaust gas formed by the heating unit enters the particulate decomposition unit, capable of heating and decomposing the carbon particulate matter remaining in the particulate decomposition unit. This disclosure also provides a rail vehicle including the exhaust gas purification and noise reduction device for a diesel engine described in the above embodiment.

The utility model discloses a diamond micro-powder cleaning device, and particularly relates to the technical field of diamond micro-powder production, the diamond micro-powder cleaning device comprises a cleaning box, a liftable material plate is arranged in the cleaning box, one side of the cleaning box is connected with a water inlet valve, the inner wall of the cleaning box is provided with a U-shaped channel communicated with the water inlet valve, and the U-shaped channel is communicated with the water inlet valve. The interior of the cleaning box is divided into a cleaning cavity and a water storage cavity through the material plate, the two ends of the U-shaped channel communicate with the cleaning cavity and the water storage cavity correspondingly, and a stirring mechanism, a flushing mechanism and a filtering structure are further arranged on the cleaning box. Through the arrangement of the stirring mechanism and the flushing mechanism, self-cleaning of the cleaning device can be achieved, manual cleaning is not needed, the cleaning difficulty of the cleaning device can be lowered, the labor intensity of workers can be relieved, the cleaning efficiency of the cleaning device can be improved, scale deposition in the cleaning device can be avoided, and then follow-up use of the cleaning device is facilitated; and efficient cleaning of the diamond micro-powder is facilitated.

This invention provides a crushing device and self-cleaning method for aluminum ash recycling, relating to the field of aluminum ash recycling technology. The crushing device includes a housing, a rotor rotatably disposed within the housing, hammers mounted on the rotor, and a grate screen disposed below the hammers' rotation path within the housing. The device includes a bracket, multiple grate bars mounted on the bracket, and multiple spacers positioned between adjacent grate bars. The side walls of the grate bars have slots for accommodating the ends of the spacers. Upper and lower chambers are located within the slots surrounding the ends of the spacers. Upper and lower pipelines, communicating with the upper and lower chambers, are located within the grate bars and are connected to different pressure control systems, which control the entry and exit of liquid media into and out of the pipelines and the pressure of the liquid media. The self-cleaning method includes: the liquid media circulating in the upper and lower pipelines heating the grate screen; the expansion and contraction of the upper and lower chambers causing the spacers to jump; and the expansion of the upper and lower chambers fixing the spacers. This invention can automatically heat the screen to dry materials clogging or adhering to it, shaking off the material to achieve self-cleaning.

This application discloses a self-cleaning electrolysis module and electrolysis equipment. The self-cleaning electrolysis module includes a shell and an electrolysis space within the shell. The electrolysis space is divided into a first chamber with a first electrode and a second chamber with a second electrode by a first separator. The first and second electrodes have opposite polarities and their polarities can be switched. The first separator is an ion channel for cations. The first chamber is provided with a first inlet pipe and a first outlet pipe, and the second chamber is provided with a second inlet pipe and a second outlet pipe. The first and second inlet pipes are arranged in parallel. When the electrode in any chamber is an anode, the inlet and outlet pipes of the current chamber are connected, and the inlet pipes of adjacent chambers are disconnected. The self-cleaning electrolysis module of this application can output electrolysis products with high redox potentials and can also achieve self-cleaning of scale in the chamber by switching electrode polarities.

The present application belongs to the technical field of water supply treatment and sewage treatment, and discloses a inclined plate sedimentation device with flexible self-cleaning and modular quick-release structure, which comprises a sedimentation tank for precipitating impurities in sewage and discharging the precipitated impurities by a discharge pipe; a support beam plate vertically installed inside the sedimentation tank; a rotating frame rotatably installed at the bottom of the support beam plate and fluctuating at the bottom of the support beam plate by an elastic component; and a flexible inclined plate installed at the bottom end of the rotating frame by a screw rod. The flexible inclined plate is caused to produce slight swing under the action of water flow by the elastic component, the particle adhesion condition is weakened, and the flexible inclined plate is self-cleaned. When the flexible inclined plate is damaged, the flexible inclined plate at the bottom of the side plate is replaced by loosening the screw rod, all the flexible inclined plates at the bottom of the support beam plate do not need to be replaced, and the flexible inclined plate can be selected according to the impurities in the sewage.

This invention belongs to the field of spandex filament production technology and discloses a spandex filament manufacturing stretching and forming device and its forming method. The device includes a frame with transverse guide rails installed on both the front and rear sides. A longitudinal guide rail is fixedly installed at the center of the bottom of each of the two transverse guide rails. A threading hole is opened in the center of the left side of the frame, and a thread outlet hole is opened in the center of the right side of the frame. This invention utilizes high-pressure airflow as power to bring two movable tubes closer together, thereby fixing the fiber. When the air is released, the two movable tubes automatically reset, allowing the fiber to be removed. The entire process only requires controlling the opening and closing of valves, eliminating the need for manual knotting and disassembly. This effectively simplifies the fixing and unfixing process and promotes improved overall stretching and forming efficiency.

The utility model discloses a bacteriostatic deoiling stainless steel core heater and an aerosol generating device, the bacteriostatic deoiling stainless steel core heater comprises a hollow stainless steel heating rod and a heating piece arranged in the stainless steel heating rod, the heating piece is connected with an electrode, the top end of the stainless steel heating rod is closed, and the top end of the stainless steel heating rod is connected with the aerosol generating device. An opening is formed in the bottom of the stainless steel heating rod; and the outer surface of the stainless steel heating rod is provided with a film coating layer with bacteriostasis and tar decomposition functions. According to the utility model, the heater is not easy to break, avoids peculiar smell, can inhibit bacteria and decompose accumulated oil, and is convenient to clean.

This utility model discloses a self-cleaning makeup brush, including a brush handle and a mounting sleeve. The inner wall of the mounting sleeve has a connecting ring, and the connecting ring has makeup brush bristles. A replaceable component is provided between the mounting sleeve and the connecting ring. The inner cavity of the brush handle houses a liquid reservoir, a micro-pump, a battery pack, and a high-pressure nozzle. The outer wall of the brush handle has a button and a charging interface. The replaceable component includes two sets of locking holes on the connecting ring, and a connecting hole on the mounting sleeve. Two sets of fixing seats connected to the connecting hole are fixed to the outer wall of the mounting sleeve, and the fixing seats have locking strips connected to the locking holes. This utility model uses a micro-pump to deliver cleaning liquid from the liquid reservoir to the high-pressure nozzle and makeup brush bristles, achieving self-cleaning of the makeup brush. This prevents makeup powder from accumulating at the base of the bristles and breeding bacteria, ensuring the safety of the makeup brush. The replaceable component facilitates quick assembly and disassembly of the mounting sleeve and the connecting ring, making it easy to replace the brush bristles.

This invention relates to the field of self-cleaning coating materials, and discloses the preparation and application of a nanofiber-confined Fe single-atom self-cleaning coating material. The invention uses wood nanofibers as a carbon-based carrier to obtain nanofiber-confined Fe single-atom materials. The three-dimensional network structure generated during the acidic hydrolysis of methyl orthosilicate enhances the bonding between the nanofiber-confined Fe single-atom materials, nano-silica, and nano-titanium dioxide nanoparticles. After hydrolysis, a diluent is added, and the reaction proceeds to obtain the nanofiber-confined Fe single-atom self-cleaning coating material. This self-cleaning coating material has a simple process, high operability, excellent antistatic properties, superhydrophilicity, and photocatalytic activity. It exhibits excellent anti-fouling potential in self-cleaning coating material applications and has broad application prospects.

This invention relates to the field of cement pole processing technology, and more particularly to a rapid concrete molding device for cement poles. The device includes a traveling crane and a central support fixed to it. A support plate is fixed to the central support, and two guide rails are symmetrically fixed to the support plate. Multiple coaxial arc-shaped slides are formed on the guide rails, and each arc-shaped slide contains a primary roller. A guide shaft is rotatably connected to the primary roller, and an active plate is fixed to the guide shafts on both sides. A scraper for smoothing the concrete surface is slidably mounted on the active plate. A drive mechanism is installed on the support plate. When smoothing the concrete surface is required, the drive mechanism drives the primary roller and the active plate to move upward along the arc-shaped path of the guide rails. This device achieves full automation of the concrete smoothing, pressing, and mold cleaning process, significantly improving the molding efficiency of cement pole concrete.

The utility model provides a tail gas treatment device of a waste gas system and relates to the technical field of waste gas treatment. The device comprises a waste gas absorption tower, a spraying mechanism is arranged in the waste gas absorption tower, an alkali liquor circulating mechanism is communicated with the spraying mechanism and the bottom of the waste gas absorption tower, a tail gas pipe is arranged at the top of the waste gas absorption tower, a fan is arranged on the tail gas pipe, and a wire mesh demister is arranged on the tail gas pipe between the fan and the waste gas absorption tower. Alkaline dropping liquid in tail gas is intercepted, so that frequent cleaning of a fan caused by the fact that the alkaline dropping liquid enters a volute of the fan is avoided.

This invention discloses a 750kV non-powered, wind-driven insulator cleaning device, including an insulator with an air inlet frame at its bottom. An impeller is rotatably mounted on the right side of the air inlet frame, a first gear is driven by the impeller, a cleaning brush is arranged around the outer periphery of the insulator and is driven by the first gear, an air jet frame is mounted on the side of the insulator, a second gear meshes with the first gear, and an air outlet pipe is located on the right side of the air jet frame. It also includes a dust collection component for adsorbing and scraping dust off the cleaning brush. This device utilizes natural wind power to drive the impeller to rotate, and the cleaning brush automatically cleans the surface of the insulator through gear transmission. Simultaneously, the dust generated during cleaning is collected and stored by the dust collection component, avoiding secondary pollution. This invention has a simple and compact structure, achieves automatic cleaning without an external power source, and is particularly suitable for the daily maintenance of power equipment in remote areas.

The invention discloses a claw type rotor structure. The claw type rotor structure comprises a first rotor and a second rotor, the molded line combination of the first rotor comprises a cycloid ab, a bottom arc bc, a cycloid cd, a top arc de, a straight line ef, a section arc fg, a straight line gh and a top arc ha which are sequentially connected end to end; wherein the cycloid cd and the cycloid ab, the top arc de and the top arc ha, and the straight line ef and the straight line gh are symmetrically arranged along the connecting line of the midpoint of the bottom arc bc and the midpoint of the section arc fg; the molded line combination of the second rotor comprises a cycloid AB, a top arc BC, a cycloid CD, a bottom arc DE, a cycloid EF, a straight line envelope line FG, a section arc GH, a straight line envelope line HI, a cycloid IJ and a bottom arc JA which are sequentially connected end to end; wherein the cycloid AB and the cycloid CD, the straight line envelope line HI and the straight line envelope line FG, and the cycloid IJ and the cycloid EF are symmetrically arranged along the connecting line of the midpoint of the top arc BC and the midpoint of the pitch arc GH respectively. Under the condition that the pump body is not disassembled, the particulate matter in the pump cavity can be efficiently and conveniently removed.

This invention relates to a filter assembly, fabric processing equipment, and control method in the field of fabric processing equipment technology. The filter assembly includes: a filter screen; and a flow guide, which is disposed on the filter screen and has a water inlet corresponding to the filter surface of the filter screen. Multiple flow guide ribs are arranged in the water inlet along a predetermined direction, with the tips of the ribs gradually decreasing and / or gradually increasing along the arrangement direction. When water flows onto the flow guide, the height difference between the multiple flow guide ribs creates a local water pressure gradient, directing part of the water flow to the surface of the filter screen. This increases the water flow velocity in the filter screen area, enhancing the impact force of the water flow on the lint on the filter screen. Through the multi-stage flow path formed by the multiple flow guide ribs, the entire area of ​​the filter screen is covered, achieving comprehensive self-cleaning of the filter screen.

The utility model discloses a waste salt filtering and collecting device, which relates to the technical field of waste salt treatment and comprises an evaporating furnace, the top of one side of the evaporating furnace is connected with a feed pipe, the bottom of the other side of the evaporating furnace is connected with a first discharge pipe, the top of the evaporating furnace is connected with a second discharge pipe, and the second discharge pipe is connected with a third discharge pipe. A first heating mechanism is arranged at the bottom of the evaporation furnace; the spiral shaft is rotationally installed in the evaporation furnace, the spiral shaft is designed to be hollow, and one end of the spiral shaft is connected with a second heating mechanism; the driving mechanism is used for driving the spiral shaft to rotate; the multiple blades are arranged on the spiral shaft in an array mode in the axial direction of the spiral shaft, the blades are designed to be hollow, and cavities of the blades are communicated with a cavity of the spiral shaft. The salt-containing solid impurities and the salt-free water body in the salt-containing wastewater are separated by an evaporation method, and the problem that the salt-free water body cannot be obtained by direct separation due to the fact that a filtration method is generally adopted for waste salt filtration and collection is solved.

The application discloses a dust removal device for electrical engineering and automation. The device comprises a dust suction box and a dust suction component, which are communicated through a dust suction pipe; the dust suction component comprises a shell, a center pipe is arranged in the shell, a second fan driven by a second motor and a center gear are arranged in the center pipe, the center gear is drivingly connected with a reciprocating screw rod through a transmission gear and a transmission component, a reciprocating block is engaged on the reciprocating screw rod, and the reciprocating block is connected with a sponge pad through a connecting rod. The dust suction effect is enhanced through the double-fan structure, the sponge pad is driven to reciprocate through the reciprocating screw rod mechanism, the sponge pad is deformed regularly in the wiping process through cooperation of the elastic arc-shaped plate and the inclined moving groove, effective removal of the adhesive dirt and self-cleaning of the sponge pad are realized; meanwhile, the device can be selected to open or close the wiping function, and can be selected to wipe in a dry or wet manner, so that the cleaning effect and applicability of the dust removal device are remarkably improved.

The invention relates to the technical field of polishing equipment, discloses a polishing machine tool for plastic wheels of toy cars, and aims to solve the problems that the polishing time is long, molten slag scratches hubs, and the polishing quality of the plastic hubs is affected. Through the arrangement of the grinding mechanism and the discharging mechanism, the basic shaping and deburring capacity is provided through a grinding wheel, grinding particles serve as free grinding materials and are continuously bitten into a contact grinding area by two wheel bodies rotating in the same direction at different speeds, the composite effect of rolling grinding, rolling polishing and micro cutting is formed, the grinding quality is greatly improved, and meanwhile, the grinding efficiency is improved. Partial sliding friction is replaced by rolling friction, the grinding heat is greatly reduced, the generation amount of plastic slag is reduced, the influence on the grinding quality of the plastic hub is reduced, in addition, the plastic slag attached to the surface of the grinding wheel is continuously scraped by the grinding particles, self-cleaning of the grinding wheel is achieved, and the common problems that the grinding wheel is prone to sticking, the surface is gelatinized and scratched during plastic grinding are solved.

The utility model belongs to the technical field of centrifugal drying machines, and particularly relates to a centrifugal drying machine with a self-cleaning structure, which comprises a base, the top of the base is fixedly connected with an outer cylinder, the bottom of the base is provided with a first motor, the output end of the first motor is connected with an inner cylinder, and the bottom of the base is connected with a drainage pipe. A connecting base is fixedly connected to the outer wall of the outer cylinder, a second motor is installed on the outer wall of the connecting base, and the output end of the second motor is connected with a lead screw. A second motor drives a lead screw to rotate clockwise, so that a threaded sleeve in threaded connection with the outer wall of the lead screw can drive a connecting rod to move along a guide rod, and meanwhile, a telescopic rod on the outer wall of the connecting rod can continuously extend towards the interior of an outer barrel till bristles of a brush plate at one end of the telescopic rod are attached to the outer wall of an inner barrel; and then the first motor drives the inner cylinder to rotate slowly, the brush plate can clean the outer wall of the inner cylinder, and therefore self-cleaning is achieved.

The invention relates to the field of ceramic materials, in particular to a ceramic material for a relay and a preparation method of the ceramic material. The super-hydrophobic coating is prepared from the following raw materials in percentage by weight: 4 to 6 percent of macromolecular resin, 0.5 to 1 percent of diphenylmethane bismaleimide, 0.1 to 0.5 percent of silane coupling agent, 1 to 2 percent of organic silicon polymer, 6 to 8 percent of inorganic nano filler, 2 to 4 percent of curing agent and the balance of diluent. The method has important technical significance and application value for improving the safety and reliability of the relay.

This invention relates to the field of low-voltage distribution cabinet technology and discloses a movable low-voltage distribution cabinet, including a square cabinet. A threaded rod is slidably connected inside the square cabinet, a connecting plate is mounted on the threaded rod, and pulleys are mounted on the connecting plate. An air intake plate is also connected inside the square cabinet, and a steel brush for cleaning the air intake plate is also installed inside the square cabinet. An internal threaded sleeve is rotatably connected inside the square cabinet, and a synchronous belt is connected to the internal threaded sleeve. The internal threaded sleeve drives the synchronous belt to rotate, and an L-shaped block is mounted on the synchronous belt to drive the steel brush to slide. This invention uses the threaded rod to drive the connecting plate and pulleys to slide inwards into the square cabinet, thereby supporting the bottom of the square cabinet on the ground and reducing pulley wear. The steel brush contacts the air intake plate, cleaning the dust on the air intake plate, thus achieving self-cleaning of the low-voltage distribution cabinet and facilitating cleaning and maintenance.

This utility model discloses a warning device for tunnel construction, relating to the field of construction safety warning technology. It includes a base housing and a warning light. An L-shaped bracket is welded to the top of the base housing. The end of the connecting rod away from the L-shaped bracket is rotatably connected to the warning sign support rod. A ring-shaped reflective strip is provided on the right side surface of the circular warning sign. A gear is connected to the bottom of the circular warning sign. The warning light is located at the top of the L-shaped bracket, and a transparent protective cover covers the outside of the warning light. This utility model uses a controller and power supply to control the motor's start. The motor's output shaft drives the gear to rotate. Because the teeth on the edge of the circular warning sign mesh with the gear, the circular warning sign rotates accordingly. A rubber scraper adheres to the surface of the circular warning sign. When the circular warning sign rotates, the fixed rubber scraper scrapes off dust from the surface of the circular warning sign, facilitating self-cleaning.

This utility model discloses an anti-clogging quartz sand purification and impurity separation device, including a box for separating and purifying quartz sand. A filter assembly for grading and purifying quartz sand is fixedly installed on the inner wall of the box. Self-cleaning components for blowing down quartz sand that is blocked on the filter assembly are fixedly installed at the left and right ends of the box, corresponding to the positions of the filter assembly. By setting the filter assembly in a stepped structure to perform graded filtration of quartz sand, the gradient screening can reduce the accumulation on the screen surface and greatly improve the target particle size capture rate. By setting the self-cleaning component that automatically cleans the inside of the box using air pressure, the quartz sand accumulated on the filter assembly can be drooped down by air pressure, thereby preventing clogging of quartz sand during the separation process and greatly improving work efficiency.

The invention discloses and provides a sludge mixing, feeding and treating system which can adjust the water content of fed materials of a sludge incinerator by adjusting the proportion of added raw materials, also has crushing and stirring functions, can fully guarantee the uniformity of the fed materials of the sludge incinerator, and has the advantages of simple structure and high efficiency. The problems of large temperature fluctuation in the furnace, coking in the furnace and the like can be greatly reduced or even avoided, and the incineration efficiency and the incineration effect can be guaranteed. The main structure of the device comprises a dry sludge storage tank, a wet sludge storage tank, a sludge premixing and conveying device, a homogeneous mixing device and a sludge incinerator, dry sludge stirring blades are arranged in the dry sludge storage tank, wet sludge stirring blades are arranged in the wet sludge storage tank, and the sludge premixing and conveying device comprises a sludge conveying belt, a distribution pipe and a furrow plough. A plurality of material injection nozzles are arranged on the distribution pipe, the homogenizing and mixing device comprises a mixing outer cylinder and a mixing and stirring shaft, and a mixing and conveying spiral auger blade, a first-stage crushing fork, a second-stage crushing fork and a third-stage crushing fork are arranged on the mixing and stirring shaft.

The utility model relates to the technical field of sewage treatment, in particular to multi-stage sewage filtering and recycling equipment which comprises a cylinder body, a first mesh cylinder, a second mesh cylinder, a third mesh cylinder and a third mesh cylinder, a cylinder cover is detachably and fixedly connected to the top of the cylinder body, a second mesh cylinder is fixedly connected to an inner cavity of the first mesh cylinder, and the top of the first mesh cylinder is rotatably connected with the cylinder cover; the rotating shaft is fixedly connected to the middle of the bottom of the first net cylinder; the number of the blades is multiple, and the multiple blades are evenly fixed to the outer wall of the rotating shaft; the sewage pipe is fixedly communicated with the lower side of the outer wall of the barrel. When sewage is guided into the inner cavity of the barrel through the sewage pipe, multi-stage filtering is achieved through the first net barrel and the second net barrel, and the sewage impacts the surfaces of the blades, so that the rotating shaft is driven to rotate, and the first net barrel and the second net barrel can be driven to rotate; therefore, impurities attached to the surfaces of the first net cylinder and the second net cylinder can be thrown out under the action of centrifugal force, and self-cleaning is achieved.

The utility model relates to cleaning tool technical field, specifically disclose a kind of cleaning equipment, base station and cleaning system, cleaning equipment has working mode and self-cleaning mode, cleaning equipment includes: main body, dust cup assembly and suction device, main body has for inlet air duct and for the backflow air duct of intercommunication base station;Dust cup assembly is configured to filter the airflow of inlet air duct, dust cup assembly has ash outlet, ash outlet is configured to be closed in working mode and intercommunication base station in self-cleaning mode;Suction device is configured to intercommunication dust cup assembly in working mode, and intercommunication backflow air duct in self-cleaning mode;Wherein, at least a portion of backflow air duct is set around inlet air duct. According to the cleaning equipment of the utility model embodiment, make full use of the space around inlet air duct, make the structure of cleaning equipment compact, and ensure that backflow air duct has enough large flow area, reduce the resistance of airflow in backflow process.

The invention relates to the technical field of membrane manufacturing, in particular to a corrosion-resistant hydrophobic PDMS (Polydimethylsiloxane)-HUSKT-1 membrane as well as a preparation method and application thereof. The PDMS / HKUST-1 composite hydrophobic membrane is constructed on the foamed nickel substrate by combining dopamine modification and a one-step impregnation technology, and the bottleneck of environmental tolerance of a traditional separation membrane is broken through. By means of the efficient separation mechanism and the self-cleaning characteristic under gravity driving, energy consumption and pollution risks are remarkably reduced, a solution with high selectivity, high durability and engineering potential is provided for industrial oil-containing wastewater treatment and marine oil spill recovery, and the key challenge that efficiency, stability and cost are difficult to collaboratively optimize in the prior art is solved.

The utility model discloses a kind of filling mechanism of self-cleaning filling machine, including fixed plate, the lower fixed plate is fixedly connected with fixed column, the inside fixed plate is fixedly connected with storage container, the upper storage container is provided with cover plate, the upper storage container is fixedly connected with box body, the lower storage container is fixedly connected with discharge cylinder, the right side of discharge cylinder is fixedly connected with shell. Through the above structure, the traditional filling machine can be solved when filling polyaluminum chloride, it can appear filling blockage situation, avoid the problem that working efficiency is greatly reduced, and avoid the problem that production time is affected, can solve part filling machine when filling polyaluminum chloride, due to not discharging, it needs to be blocked, and then possibly blocked object is impacted and appears deviation situation, avoid the problem that material can appear leakage, and avoid the problem that material can appear waste.

The invention relates to the technical field of air treatment, and discloses a dust removal device and air treatment equipment. A first opening is formed in the side wall of a dust collection shell; the dust collection pipe is arranged in the dust collection shell, a dust collection opening and a dust outlet are formed in the dust collection pipe, and the dust collection opening is provided with a dust collection position corresponding to the first opening; the negative pressure structure comprises an air pump, and the air pump is communicated with the dust outlet; the pressing plate is connected to the first opening, and a second opening is formed in the pressing plate; the cleaning brush is movably connected in the dust collection shell and comprises a first brush body, and the first brush body is provided with an extending position extending out of the dust collection shell through the second opening and a containing position contained in the dust collection shell; when the dust collection opening is located at the dust collection position and the first brush body is located at the extending position, the first brush body makes contact with the filter screen, and the pressing plate limits the cleaning brush; the driving structure is connected with the cleaning brush. According to the dust removal device, the mounting stability of the cleaning brush is guaranteed through the pressing plate, and the cleaning brush is prevented from being disengaged from the dust collection shell.