83results about How to "To clean up" patented technology

The invention relates to the technical field of mechanical equipment, and discloses a printing and dyeing raw material mixing apparatus. The apparatus comprises a casing, two sides of the top part of the casing are fixedly connected to bearers, the top parts of the bearers are fixedly connected to a supporting plate, and the top of the supporting plate is fixedly connected to a water tank; double sides of the water tank are fixedly connected to water pipes, and interface parts of the water tank and the water pipes are fixedly connected to sealing gaskets; one end of the two water pipes is respectively inserted with a buffering box, the buffering boxes are at double sides of the top part of a casing cavity, double sides of the bottom parts of the buffering boxes are fixedly connected to universal joints, and the bottom parts of the universal joints are movably connected to nozzles. The printing and dyeing raw material mixing apparatus employs a servo motor in the casing to drive connecting rods and stirring paddles at the bottom of the connecting rod, so that frame type mixing blades and mixing arms at double sides of the connecting rods run simultaneously, filled materials are comprehensively and uniformly stirred, stirring and mixing speed is improved, the servo motor can adjust the rotation speed and control speed of stirring, and the stirring effects are better.

The invention discloses an anti-blocking grating for water purification, relates to the technical field of filter devices for sewage treatment, and aims to solve the problem that sewage contains lotsof impurities, so that grating holes are always blocked, resulting in low water velocity and reduced sewage treatment efficiency. One side of a secondary filtering grating plate is provided with a primary filtering grating plate, and the primary filtering grating plate is fixedly connected with the secondary filtering grating plate through screws; both sides of the primary filtering grating plateare provided with water diversion plates, anti-blocking brush arms are arranged between the secondary filtering grating plate and the primary filtering grating plate, both sides of the anti-blocking brush arms are provided with anti-blocking brush arm fixing links, the middle part of each anti-blocking brush arm is provided with a rotating shaft, impellers are arranged outside each rotating shaft,brush plates are arranged both above and below each rotating shaft, one side of each brush plate is provided with anti-blocking brush hair, and a brush plate connecting rod is arranged between each brush plate and the corresponding rotating shaft.

The invention discloses a traditional Chinese medicine liquid drying device, which comprises a centrifugal spray dryer, a medicine liquid storage barrel and a material collection barrel connected with the centrifugal spray dryer. The centrifugal spray dryer includes a drying chamber and an outlet connected to the drying chamber. The silo and the discharge silo are conical, and the bottom of the discharge silo is provided with a rotating support plate driven by a motor, and a material cleaning device in contact with the inner wall of the drying chamber and the discharge silo is fixed on the rotation support plate. The invention uses a material cleaning device that can rotate along the inner wall of the drying chamber to clean the materials adhered to the inner wall of the drying chamber, and directly cleans the inner wall of the drying chamber during the drying process, which can save time and avoid waste caused by material deterioration. To a certain extent, the raw materials of traditional Chinese medicine are saved.

The invention relates to the technical field of pipeline cleaning for water conservancy construction, and discloses a pipeline inner wall cleaning device for water conservancy construction. The pipeline inner wall cleaning device comprises a base, wherein a handle is fixedly mounted on the back of the base, and a control panel is fixedly mounted beside the handle; and a rotating shaft rotationally connected with the output end of a motor through a coupler is arranged on the face, away from the base, of the motor, and a propeller is arranged at the end, away from the output end of the motor, of the rotating shaft. According to the pipeline inner wall cleaning device, by utilizing thermal expansion and cold contraction far away and friction heat generation far away of gas, when a drill bit drills sludge soil blocks, a large amount of heat can be generated by friction, heat can be transferred to expansion air bags by arranging heat conducting plates, the expansion air bags can expand when heated, and the size of rotating rods can be increased under the action of air bag expansion, so that shape teeth can be used for crushing the surrounding sludge soil blocks.

The invention discloses a floor mat cleaning device. The floor mat cleaning device comprises a conveying mechanism, an ultrasonic cleaning mechanism, a clean water cleaning mechanism, a vacuum water sucking mechanism, a drying mechanism and a winding mechanism, a conveying belt which is in rolling connection with a guide-in roller sequentially passes through the ultrasonic cleaning mechanism, theclean water cleaning mechanism, the vacuum water sucking mechanism and the drying mechanism and then is in rolling connection with a winding roller, and a circulation is formed. By setting the continuous operation steps, the whole process including feeding, cleaning, water absorbing, drying and winding can be achieved, and the working efficiency is obviously improved. The floor mat cleaning deviceis simple in structure, convenient to use, capable of saving energy, environmentally friendly, safe, long in service life, high in working efficiency and good in cleaning effect.

The invention provides a clearing device based on centrifugal cleaning and drying of a circular plastic chopping board, and relates to the field of chopping board cleaning devices. The problem that the plastic chopping board is not easy to clean is solved. According to the clearing device based on centrifugal cleaning and drying of the circular plastic chopping board, a box cover is arranged abovea bottom concave type washing box, a vertical rod is welded at the bottom of the box cover, and the bottom of the vertical rod is inserted into the side wall of the bottom concave type washing box; afixing sleeve ring is adhered to the interior of the bottom concave type washing box, and a fixed sleeve ring sleeves the outside of a rotary opposite clamping mechanism; the clearing device based oncentrifugal cleaning and drying of the circular plastic chopping board can be used for fixing round chopping boards with various sizes, force applied to a arc-shaped pressing sleeve to move towards the direction of the chopping board is generated by an arranged reset spring and an extrusion spring, so that the fixing is more stable, a motor controls the chopping board to rotate and is subjected to friction cleaning at the two faces at the same time; and an inclined fan plate rotates along with the fixed outer ring to drive water to rotate and shift, and is used for continuously scouring the chopping board fixed in the middle of the rotary opposite clamping mechanism, and the removal of stains on the surface of the chopping board is accelerated.

The invention discloses an animal skin hair removing device. The animal skin hair removing device comprises a machine body and a support which is arranged under the machine body and used for supporting the machine body, a skin hair fixing mechanism used for fixing animal skin hair is arranged in the machine body, and a hair removing mechanism used for removing the fixed skin hair on the skin hairfixing mechanism is arranged at the position, above the skin hair fixing mechanism, in the machine body; the skin hair fixing mechanism comprises a drum which is used for laying the animal skin hair and can rotate and a clamping mechanism which is arranged on the drum and used for clamping and fixing the ends of the animal skin hair; and the hair removing mechanism comprises a hair removing roll capable of rotating and a hair removing device arranged on the surface of the hair removing roll. The animal skin hair removing device is suitable for animal skin hair removing, the animal skin hair can be wrapped on the surface of the drum through the device and can be fixed through the clamping mechanism, when the device runs, the drum and the hair removing mechanism rotate, the animal hair can be scraped through the hair removing mechanism, therefore, animal hair removing is convenient, and the time and the manpower are saved.

The invention relates to the technical field of hydraulic engineering, and discloses a river channel dredging device for water conservancy project. The device comprises a protective cover, a sludge discharge pipe, a motor and a rotating shaft, the sludge discharge pipe is fixedly mounted at the upper end of the protective cover, the motor is fixedly mounted on one side of the protective cover, the rotating shaft is fixedly connected to an output end of the motor, the rotating shaft is inserted into the interior of the protective cover, a stirring mechanism is arranged on the rotating shaft, a beating mechanism is arranged on the inner wall of the protective cover, the stirring mechanism comprises a stirring rod, a compression spring, a compression rod and a silt fishing mechanism, the stirring rod is fixedly installed on the rotating shaft, a pressing groove is formed in the interior of the stirring rod, the compression rod is connected with the stirring rod through the pressing groove in a sliding mode, and the compression spring is fixedly installed in the pressing groove. According to the device, the purpose of rotating the stirring rod is achieved, so that sludge at the river bottom can also form slurry through rotation of the stirring rod, and the purpose of dredging is achieved by adsorbing the slurry through the sludge discharge pipe.

The invention discloses a casting processing sand mixer with a self-cleaning function and an application method and relates to the technical field of sand mixers. The casting processing sand mixer comprises a fine mixing tank and a coarse mixing tank. The fine mixing tank is internally provided with a coarse mixing cavity. The coarse mixing tank is internally provided with a fine mixing cavity. The bottom end of the coarse mixing cavity fixedly communicates with the fine mixing cavity. The top surface of the fine mixing cavity is fixedly connected with a set of damping and buffering parts distributed in a circular array mode. The top surface of the fine mixing tank is fixedly connected with the coarse mixing tank through connection of the damping and buffering parts. The bottom surface ofthe coarse mixing tank is fixedly connected with two vibration motors arranged symmetrically. Through the design of a turnover mechanism, the coarse mixing cavity and the fine mixing cavity, traditional single-stage crushing and mixing of sand is changed to double-stage crushing and mixing. During material processing, the casting processing sand mixer can conduct coarse mixing and fine mixing andcan effectively enhance the crushing and mixing effects through grade-by-grade crushing and mixing. Through the design of the turnover mechanism, traditional static single-time crushing is changed tocyclic multiple-time crushing.

The invention discloses a cutting device with a dust collection structure for PVC plate processing. The cutting device comprises a workbench, wherein a plurality of through holes are dug in the top end surface of the workbench, a cutting plate is arranged at the top of the workbench, the cutting plate and the workbench are fixedly connected through a connector, two slide mechanisms are symmetrically arranged on the cutting plate, and a cutting groove is dug in the top end surface of the cutting plate; a limiting mechanism is arranged in the cutting groove, fixed bins are fixedly connected to the two end surfaces of the workbench, movable doors are rotatably connected to the ends, away from the workbench, of the fixed bins, filter mechanisms are arranged in the fixed bins, and supporting bases are fixedly connected to the top end surfaces of the two fixed bins. The cutting device has the beneficial effects that the filter mechanisms can achieve the effects of adsorbing and filtering sucked dust, avoid the situation that the sucked dust is inconvenient to clean due to the fact that the sucked dust is not limited, and when the sucked dust needs to be cleaned, the purpose of cleaning and replacing can be achieved only by taking out a sponge layer and an activated carbon adsorption layer.

The invention discloses a park bench. The park bench comprises a bench surface and supporting legs, wherein a movable cleaning mechanism is arranged on the bench surface, an exercise mechanism for driving the movable cleaning mechanism to clean the bench surface is arranged on one side of the bench surface, and the movable cleaning mechanism comprises a through groove extending from the upper endface of the bench surface to the two sides of the bench surface, and a wiping mechanism which moves at the upper end of the bench surface in the setting direction of the through groove. The wiping mechanism comprises a wiping rod, a wiping strip at the lower end of the wiping rod and a sliding block which is integrally arranged with the wiping rod and embedded in the side wall of the through groove and slides, and the wiping strip is in interference abutting against the bench surface. The exercise mechanism comprises a traction rod, a first pressure spring and a cushion, wherein the traction rod is fixedly connected with the sliding block and penetrates through the end, away from the sliding block, of the through groove; the first pressure spring sleeves the traction rod, and the cushion is fixedly arranged at the end, away from the sliding block, of the traction rod; a handle for an exerciser to hold is further arranged at the front end of the cushion. The bench can be cleaned along with exercises while an exercise place is provided, the park bench achieves multiple proposes, and the functions of exercising, resting, helping and environment beautifying are achieved.

The invention provides a cleaning device for a computer memory bank, relates to the technical field of computer memory banks, and solves the problems that although a conventional memory bank cleaner can manually slide a tool back and forth to complete the cleaning operation of the memory bank, the situation of insufficient cleaning limited by the strength of an operator and the damage to the memory bank due to too large applied force occurs, and on the other hand, an eraser is purely used for cleaning the memory bank, slag after cleaning cannot be effectively collected, and environmental pollution is likely to be caused are solved. The device comprises two guide pre-cleaning mechanisms. According to the device, in an insertion process, a golden finger can be in contact with a cleaning brush firstly so that the effect of cleaning floating dust on the upper surface of the golden finger in advance is achieved, and the design can effectively prevent the golden finger from being damaged when the golden finger is directly wiped due to floating dust on the golden finger.

The invention belongs to the technical field of workshop air purifying device, and discloses an environmental-protection workshop air purifying device. The environmental-protection workshop air purifying device comprises a purification tank; the middle part of the purification tank are fixedly connected with a separating plate and a blocking plate; a permanent magnet is arranged between the separating plate and the blocking plate, and is slidingly connected with the separating plate and the blocking plate; the left end of the permanent magnet is designed to penetrate the left side plate of thepurification tank, and is fixedly connected with a connecting plate. The environmental-protection workshop air purifying device is capable of solving problems in the prior art that purification effect of conventional environmental-protection workshop air purifying devices on iron filings and dust in workshops is poor, and damage on the bodies of workers is caused by the iron filings and dust in the workshops. The environmental-protection workshop air purifying device is provided with the permanent magnet, a breather pipe, a first wind guide plate, a second wind guide plate, an exhaust chamber, a drawing fan, first wind conveying pipes, suckers, a second wind conveying pipe, a water storage tank, an exhaust pipe, and a wind inlet pipe; water in the water storage tank is used for cleaning dust in water, and iron filings and dust in the air are removed.

The invention discloses a conveniently-used fishing net for fish breeding. The conveniently-used fishing net comprises a fishing net main body, a telescopic rod and a catching net; the top of the fishing net main body is fixedly connected with the telescopic rod; the middle part inside the telescopic rod is movably connected with a telescopic inner rod; the top end of the fishing net main body ismovably connected with an adjustable reinforcing rod; the middle part of the adjustable reinforcing rod passes through and is connected with an adjuster; the top inside the adjuster is fixedly connected with a gear; the middle part of the gear is fixedly connected with a bearing; the middle part at one side of the fishing net main body is movably connected with detachable connecting rods; the detachable connecting rods can avoid the phenomenon that slip is caused due to sweat or water on a hand of an operator during working, so that the novelty and safety performance of the conveniently-used fishing net for fish breeding are embodied; and due to the adoption of the adjuster, more fishes can be fished, and the working time of the operator is shortened. The conveniently-used fishing net forfish breeding is suitable for fish breeding and has a wide development prospect in the future.

The invention relates to the technical field of wood processing, and discloses a plywood extrusion device uniform in stressing and capable of preventing deviation. The plywood extrusion device comprises a mounting frame, a compression rod is fixedly connected to the inner side of the bottom of the mounting frame, a movable gear is rotatably connected to the bottom of the compression rod, and sliding grooves are fixedly connected to the interiors of the two sides of the top of the mounting frame. And the bottom of the mounting frame is movably connected with a bottom plate. When the compression rod extrudes downwards, the movable gear is driven to move downwards, gear plates meshed with the movable gear drive the gear plates to move up and down in the sliding grooves, it is guaranteed that the gear plates on the two sides can extrude downwards and uniformly in an uneven mode, and meanwhile when the gear plates move downwards, an arc-shaped plate is driven to rotate along the midpoint of the arc-shaped plate. And a scraper is driven to scrape the surface of the plate, so that impurities or rubber blocks on the surface of the plate are cleaned up, and the effects of uniformly extruding the surface of the plate and preventing plate surface indentation from influencing quality and attractiveness are achieved.

The invention discloses rapid packaging equipment and method for a double-glass solar cell module, and belongs to the technical field of double-glass solar cell module equipment, and the equipment comprises a clamping assembly which is installed above a bottom plate and is used for clamping the double-glass solar cell module; the number of the object clamping blocks is two, the object clamping blocks are oppositely arranged in the horizontal direction, and when the two object clamping blocks move relatively, a frame needed for packaging the double-glass solar cell module is clamped; the glue containing box is fixedly connected with the object clamping block through a connecting plate, and the glue containing box is used for containing glue for packaging the double-glass solar cell module and the frame; the glue outlet head is communicated with the glue containing box; the rapid packaging device is used for solving the technical problem that redundant glue flows on the side wall of the solar cell module when the rapid packaging device of the double-glass solar cell module in the existing scheme coats the joint of the frame and the solar cell module with the glue.

The invention relates to the technical field of LED lamp strips, in particular to an LED lamp strip which comprises an LED lamp strip body, a storage bin and a control box, a guide rod is fixedly installed in the storage bin and sleeved with a winding spring, one end of the LED lamp strip body is fixedly connected to the winding spring, and the other end of the LED lamp strip body is fixedly connected to the control box. And a U-shaped discharging opening for controlling the LED lamp strip body to enter and exit is formed between the storage bin and the control box, a first rack is elastically connected to the interior of the control box, and one end of the first rack extends to the outer side of the control box. The LED lamp strip body can be wound and unwound by arranging the winding spring, the LED lamp strip body is fixed by arranging the fixing assembly, the LED lamp strip with the proper length can be conveniently selected by arranging the shearing and connecting assembly, therefore, the winding work of the LED lamp strip is achieved, the LED lamp strip can be cleaned, the service life of the LED lamp strip is prolonged, and the LED lamp strip is convenient to use. The required length can be selected for cutting, two sections of LED lamp strips can be connected, and circuits of the two sections of LED lamp strips can be connected.

The invention relates to the technical field of printing auxiliary equipment for packaging bags, in particular to printing auxiliary equipment for controlling the ink outlet amount through the rotating speed and based on the magnetic principle. The printing auxiliary equipment comprises a printing processing frame, a positioning frame is fixedly connected to the interior of the printing processing frame, an ink barrel is fixedly connected to the left side surface of the positioning frame, a driven rotating wheel is rotationally connected to the center of the interior of the ink barrel, a printing roller is rotationally connected to the interior of the right side surface of the positioning frame, a fixing rod is fixedly connected to the right side surface of the positioning frame, and a blowing fan is rotationally connected to the interior of the right side surface of the fixing rod. A first magnet ball gets closer to a magnet ball along with increase of the speed, so that the first magnet ball extends the attraction force to the magnet ball, the distance between the first magnet ball and the magnet ball is increased, meanwhile, the attraction time of the first magnet ball to the magnet ball is shortened, the ink outlet amount can be well controlled according to the printing speed, and the reasonable use effect is achieved.

The invention relates to a slurry filter press for kitchen garbage. The slurry filter press for kitchen garbage comprises a rack, a worktable is arranged on the rack, a feeding chamber and a separating chamber are arranged above the worktable, and a screening net barrel is arranged in the separating chamber; a hollow stirring shaft is further rotationally connected inside the feeding chamber and the screening net barrel, and a plurality of exhaust holes are formed in the side wall of the part, located in the screening net barrel, of the stirring shaft; a hot air device is arranged below the worktable and comprises an air inlet pipe, heat exchange equipment, a draught fan, air dehumidification equipment and an air extraction pipe which communicate in sequence; the air inlet pipe communicates with the end, near the feeding chamber, of the stirring shaft, and the end, far away from the draught fan, of the air extraction pipe communicates with a first air extraction branch pipe and a second air extraction branch pipe; and the first air extraction branch pipe communicates with a discharging chamber, and the second air extraction branch pipe communicates with the separating chamber. Theslurry filter press for kitchen garbage has the effect of better dewatering and dehumidifying the kitchen garbage.

The invention discloses a high-reliability adsorption type climbing robot and a control method thereof, and relates to the technical field of adsorption type climbing robots. The climbing effect is improved. The climbing robot comprises a robot body and driving wheels, the driving wheels are installed on the two sides of the robot body, crawler-type adsorption mechanisms are arranged on the two sides of the robot body, each crawler-type adsorption mechanism comprises a concentric shaft, and one end of each concentric shaft is fixed to the center of the outer wall of one side of the corresponding driving wheel; the method comprises the following steps that the climbing robot is preliminarily fixed to a climbing face through a climbing suction cup; by arranging the crawler-type adsorption mechanism, in the running process of the robot main body, rotation of the driving wheels can be controlled, so that the climbing crawler moves, an arc-shaped pressing piece extrudes an elastic bag, gas in the elastic bag is exhausted, and after the elastic bag is not in contact with the arc-shaped pressing piece, the resilience force of the elastic bag promotes a climbing suction cup to be firmly adsorbed to a climbing surface; and climbing is performed based on rotation of the driving wheels.

The invention relates to the technical field of quartz stone machining, and discloses a corner grinding device for quartz stone machining. The corner grinding device comprises an operating platform, wherein supporting legs are fixedly installed at four corners of the bottom of the operating platform, a communication opening is formed in the top of the operating platform, a threaded rod is arrangedin the communication opening, the two ends of the threaded rod are movably sleeved with the inner wall of the communication opening, and one end of the threaded rod is fixedly sleeved with a fixed gear. According to the corner grinding device and an operating method for quartz stone machining, variable speed motors are utilized to drive tools to rotate, the corners of quartz stones are ground bythe tools, air pressure push rods push protective covers in a cooperation manner, the grinding angles of the tools are changed, a transmission motor drives a transmission gear to rotate, the transmission gear is matched with the fixed gear to make the threaded rod rotate, and thus a moving block drives a moving plate on the moving block to move, the quartz stones on the moving plate pass through asupporting plate, and the purposes of automatic conveying and cutting are achieved.

The invention relates to the technical field of dust removal in plastic film production, and discloses a dust removal device in plastic film production. The dust removal device comprises a feeding mechanism, the feeding mechanism comprises two large rotating rollers, two limiting rollers and a discharging roller, and films are arranged on the outer walls of the two large rotating rollers, the two limiting rollers and the discharging roller; a vibration mechanism is arranged in the middle of each film, and a dust removal mechanism is arranged in the middle of each film; and the feeding mechanism further comprises a bottom plate, and supporting rods are arranged at the front ends and the rear ends of the two large rotating rollers, the discharging roller and the two limiting rollers correspondingly. By arranging a second motor, a rotating rod and a telescopic rod, when the rotating rod rotates, a crankshaft can be driven to rotate, so that the telescopic rod moves up and down, a vibration plate is further driven to move up and down, dust on the surfaces of the films can be vibrated down due to the vertical movement of a vibration plate, a certain cleaning effect is achieved;, and the problem that the films cannot be cleaned in the prior art is solved.

The invention relates to the technical field of solar cell panel production and processing equipment, and discloses a solar cell panel cutting device. The solar cell panel cutting device comprises a cutting box, wherein supporting legs are fixedly connected to the bottom wall of the inner cavity of the cutting box, one ends, far away from the bottom wall of the inner cavity of the cutting box, ofthe supporting legs are fixedly connected with a supporting table, the front face and the back face of the supporting table are fixedly connected with a first sliding groove plate, the inner portion of the first sliding groove plate is connected with a supporting rod in a sliding mode, and one end, far away from the first sliding groove plate, of the supporting rod is fixedly connected with an adjusting mechanism. According to the solar cell panel cutting device, the problem that dust will pollute air in the cutting process caused by poor cutting of the solar cell panel cutting device is solved; an adjusting mechanism, a cutting mechanism, a fixing mechanism and a dust removal mechanism are arranged, so that the height of a cutting tool can be controlled when a solar cell panel is cut, damage to the solar cell panel caused by the cutting tool is avoided, and meanwhile dust generated in the cutting process is removed.

The invention discloses an antiskid cylinder aluminum alloy clamping and stacking device which comprises a supporting frame, a second motor, a third motor and fan blades. A reinforcing rod is welded to the inner side of the supporting frame. A motor shaft is rotationally connected with one end of the first motor. A connecting column is movably connected with the bottom of a movable cylinder. The outer side of a movable shaft is sleeved with a movable block. The second motor is installed on the upper side of the supporting frame. A transmission rod penetrates through a cone gear. Limiting plates are fixed to the two ends of the transmission rod. The third motor penetrates through and is installed in a supporting block. One end of the motor shaft is sleeved with a second gear. The fan bladesare installed on the outer side of a connecting shaft. By means of the antiskid cylinder aluminum alloy clamping and stacking device, the inclination of aluminum alloy can be corrected before clamping, the stability of the cylinder aluminum alloy in the clamping process can be ensured, and metal debris and dust left on the surface of the aluminum alloy can be cleaned up in the clamping process.

The invention relates to the technical field of new material plate production and machining equipment, and discloses a novel material plate cutting device. The device comprises a cutting box, supporting legs are fixedly connected to the bottom wall of the inner cavity of the cutting box, one end, far away from the bottom wall of the inner cavity of the cutting box, of the supporting legs is fixedly connected with a supporting table, and the front face and the back face of the supporting table are fixedly connected with first sliding groove plates in a corresponding mode; and the inner portionsof the first sliding groove plates are connected with supporting rods in a sliding mode, one end, far away from the first sliding groove plates, of the supporting rods is fixedly connected with an adjusting mechanism. According to the device, the problem that air can be polluted due to the fact that the cutting is poor to be controlled and dust is generated in the cutting process of the novel material plate cutting device is solved, through the arrangement of the adjusting mechanism, a cutting mechanism, a fixing mechanism and a dust removal mechanism, the height of a cutting tool can be controlled when the new material plate is cut, damage to the new material plate by the cutting tool is avoided, and meanwhile the dust generated in the cutting process is removed.

The invention discloses a computer keyboard with a lateral lifting mechanism and a using method of the computer keyboard, and belongs to the technical field of computer input equipment. The computer keyboard with the lateral lifting mechanism comprises a shell, two supporting rod grooves are formed in the bottom face of the shell in a bilateral symmetry mode, lateral lifting assemblies are arranged in the supporting rod grooves, an electric push rod A is fixedly arranged on the inner wall of the lower end of the shell, a containing plate is connected to the end of the electric push rod A, and a keyboard body is hinged to the top face of the containing plate. A storage groove is formed in the inner wall of the rear side of the shell, a protection assembly is arranged in the storage groove, a moving plate is arranged in the upper end of the shell, a cleaning assembly is arranged in the moving plate, by arranging the cleaning assembly, after the keyboard is used, the keyboard is retracted into the shell, then a motor is used for driving fan blades to rotate, and dust brushed by a brush can be sucked into a collecting pipe; therefore, the cleaning effect is achieved, and the problem that dust in gaps between the keys is difficult to clean is solved.

The invention discloses a self-cleaning type particulate matter purification device for chemical waste gas treatment, which comprises a purification device body, a gas inlet pipe, a fan, a bottom groove, a cleaning pipe, a purification structure, an exhaust pipe and a screen plate; the lower part of one end of one side of the purification device body is provided with the gas inlet pipe, and the outer end of the gas inlet pipe is connected with the fan; a cleaning pipe is arranged on the lower portion of the lower end of the other side of the purification device body, an inclined bottom grooveis formed in the bottom of the purification device body, an adjusting groove is formed in the inner wall of the purification device body, a purification structure is arranged above a screen plate, a cleaning block is arranged below the screen plate; and an exhaust pipe is arranged at the top of the purification device body. According to the self-cleaning type particulate matter purification devicefor chemical waste gas treatment, after waste gas is filtered, the net plate at the bottom of the filtering structure can be cleaned, dust attached to the net plate can be brushed away, the situationthat the net plate is blocked by the dust is avoided, and purification treatment of the purification device on the waste gas is facilitated.

The invention relates to a fixable assembly height meter with a height adjusting function. The fixable assembly height meter comprises a body and a limiting rod. The interior of the body is connectedwith adjusting sliding grooves, the body is movably connected with the adjusting sliding grooves, adjusting plates are arranged at the top ends of the adjusting sliding grooves, and the outer wall ofthe outer portion of the body is tightly attached to the inner walls of the inner portions of the adjusting plates. The fixable assembly height meter has the beneficial effects that by manually pushing fixing supports and adjusting columns on the adjusting plates, the interiors of the adjusting plates are tightly attached to the portion between the adjusting sliding grooves in the body to rise andfall, the dust on the surface of the assembly height meter can be cleaned away, by manually pushing the fixing supports and the adjusting columns, the adjusting plates rise and fall on the surface ofthe fixable assembly height meter to clean away the dust, the situation that dust of one machine tool or between a group of machine tools is attached to the surface of the assembly height meter can be avoided, and therefore the stringency of the assembly height meter for some surfaces with dimensional requirements can be improved.

The invention provides a sand pear anti-haze health care drink and a preparation method thereof. According to the drink, three natural plants including sand pears, herba scutellariae barbatae and fructus rubi serve as the main raw materials, effective ingredients of the raw materials are extracted and reasonably compounded with auxiliaries such as citric acid, potassium sorbate and rock candy, and the health care drink is developed. The health care drink comprises, by weight, 200-320 parts of sand pears, 600-800 parts of water, 0.63-4.4 parts of fructus rubi fruid juice, 0.37-0.8 part of scutellaria barbata polysaccharides, 1.32-4.3 parts of rock candy, 0.1-1 part of citric acid and 0.1-0.3 part of potassium sorbate. The prepared sand pear anti-haze health care drink is rich in natural plant effective active ingredients and has the health care effects of clearing the lungs, preventing haze, resisting to oxidation and improving immunity of the organism, no chemical synthesis ingredient is added, the smell, cluster and mouthfeel are excellent, and high market development potential is achieved.