30results about How to "Reduce the hassle of cleaning" patented technology

A air cleaning filter 14 is provided with each filter medium 3 in such manner that they are free to be folded by connecting a plurality of unit filter frame members 22 with a hinge 23. Further a guiding part 32 which is inserted and guided at the guided groove 26 arranged at the installation site of the air cleaning filter 14 is provided. The guiding part 32 is constituted by having at least one boss part 25 protruded on the both sides of the unit filter 14.

The invention discloses a fresh air system with an indoor unit and an outdoor unit of a separated structure and a mounting method. The fresh air system with the indoor unit and the outdoor unit of theseparated structure comprises a filter and a fan, and is characterized in that the fresh air system further comprises the indoor unit, the outdoor unit and a connecting pipe; the indoor unit is arranged indoors, the filter is arranged in the indoor unit, and a filter screen is arranged in the filter; the outdoor unit is arranged outdoors, and the fan is arranged in the outdoor unit; and the indoor unit and the outdoor unit are connected through the connecting pipe penetrating through a wall. According to the fresh air system with the indoor unit and the outdoor unit of the separated structure, the indoor unit and the outdoor unit are designed independently and connected through the connecting pipe, a noise source can be isolated through the wall, and thus a high-power fan can be adopted;noise can be effectively lowered, the air purification effect is good, and the fresh air system can be mounted conveniently and safely and fully meets the requirement for domestic air purification; and the filter screen is arranged in the indoor unit and thus can be replaced easily.

A reaction unit for synthetic production of sebaconitrile comprises an ammoniating kettle, an ammonia cooler, a gas-liquid separator, a crude sebaconitrile receiving tank, a crude sebaconitrile conveying pump, a crude sebaconitrile distillation kettle, a crude sebaconitrile distillation column, a fine sebaconitrile cooler, a fine sebaconitrile receiving tank, a high-low boiling receiving tank and an evacuating system; the ammoniating kettle in the reaction unit allows full contact of reaction materials and allow reaction condition parameters, such as temperature and pressure, to be well adjusted, full ammoniating of the materials is guaranteed, the synthetic technique allows the materials to be fully and reasonably utilized in maximum extent, and the yield and purity of the finished sebaconitrile are guaranteed; the reaction unit for synthetic production of sebaconitrile is reasonable in layout, the technique is highly operable, the temperatures of the parts in the reaction unit, such as the ammoniating kettle and the crude sebaconitrile distillation kettle, are easy to adjust, the parts are convenient to operate, and the reaction unit has high overall recycling rate of materials, and has high production precision and quality.

The invention discloses a sedentariness device capable of cleaning buttocks before medicated bath, the sedentariness device comprises a shell and an inner cavity arranged in the shell, a medicated bath opening is formed in the upper end of the inner cavity, a power cavity is formed in the bottom end of the shell, the sedentariness device is used for assisting a patient in hemorrhoid medicated bath treatment, the patient can be treated in a sitting posture instead of a squatting posture,and the discomfort of treatment and increase the time of medicine bathis greatly reduced. In addition, the device can clean the buttocks of the patient before medicated bath every time, stains on the buttocks are removed, it is guaranteed that the stains cannot enter liquid medicine to cause pollution during medicated bath, and meanwhile it can be guaranteed that a container for containing the liquid medicine is clean and sanitary. the device can rotate during cleaning to ensure a good cleaning effect, the device is cleaned by disposable cleaning cloth, and a user only needs to add the cleaning cloth after the cleaning cloth is used up, so that the trouble of cleaning is reduced, and meanwhile, the sanitation is also ensured.

The invention discloses a cleaning device for cleaning a filtering net by up-down swinging on a solid-liquid separator. The cleaning device comprises a water tank and a high-pressure water gun, wherein a water outlet of the water tank is connected with an inlet of the high-pressure water gun through a water pump; a tank body is arranged on the water tank; the two ends of a horizontal rotary shaft are arranged on a left side plate and a right side plate of the tank body; a fixed shaft is fixed outside the lower part of the left side plate of the tank body and is positioned under the horizontal rotary shaft; a first connecting rod is connected at the left end of the horizontal rotary shaft and is connected with a first connecting rod; a rotary sleeve is arranged on the fixed shaft in a sleeving way; two vertical installation supporting plates are oppositely arranged at the upper side of the rotary sleeve; the lower end of the second connecting rod is connected between the two vertical installation supporting plates; and two horizontal installation supporting plates are arranged on the side surface, far away from the second connecting rod, of the rotary sleeve, a third connecting rod is connected between the two horizontal installation supporting plates, the other end of the third connecting rod is connected with a gun-rod fixing drum, and a gun rod of the high-pressure water gun is arranged in the gun-rod fixing drum. The cleaning device disclosed by the invention has the advantages that the cleaning for the filtering net by up-down swinging can be realized and the cleaning area is large.

The invention discloses a food antibacterial treatment machine, and relates to the technical field of food processing. The food antibacterial treatment machine comprises a treatment machine body and a barrel cover, the upper portion of the treatment machine body is fixedly connected with a smashing barrel, the right side wall of the smashing barrel is provided with a cleaning mechanism, the front side wall and the rear side wall of the smashing barrel are each provided with a sterilization mechanism, the upper end face of the smashing barrel is fixedly connected with a cross-shaped supporting disc, a driving motor is fixedly connected to the upper end face of the cross-shaped supporting disc, an output shaft of the driving motor penetrates through the lower end face of the cross-shaped supporting disc and is fixedly connected with a rotating shaft, smashing blades are evenly and fixedly connected to the outer portion of the rotating shaft, a transmission shaft is rotatably connected to the right cavity wall of the treatment machine body, the outer wall of the transmission shaft is fixedly connected with a spiral blade, and the left side wall of the treatment machine body is fixedly connected with a discharge port. According to the food antibacterial treatment machine, the problems that an existing food treatment machine needs to be manually disassembled to be cleaned, and the interior of the food treatment machine is inconvenient to sterilize and disinfect are solved.

The invention discloses an electromagnetic oven platform with a cleaning function. The electromagnetic oven platform comprises a machine body, wherein an arc-shaped plate is arranged in the machine body in a swinging mode, two lifting screws which are symmetrically arranged on the left and right are rotationally arranged in the arc-shaped plate, a lifting box is arranged at the top of the machinebody, the lifting box is in threaded fit connection with the lifting screws, and two left-right symmetrical cylindrical cavities are formed in the top surface of the machine body. According to the electromagnetic oven platform, an electromagnetic oven can extend upwards out of the cylindrical cavities when used, and the electromagnetic oven can be stored in the cylindrical cavities after being used, the lifting box can move up and down, and when the lifting box moves down, the electromagnetic oven can be cleaned by cleaning wheels, so that the trouble of manual cleaning of the electromagneticoven is omitted, and manpower is saved; and the electromagnetic oven platform is simple in structure, convenient to operate, and convenient to popularize.

The present invention relates to the technical field of medical care and discloses a clean and sanitary vomitus nursing frame for digestive system department. The clean and sanitary vomitus nursing frame for digestive system department comprises a moving frame, a top part of the moving frame is fixedly connected with a water tank, the water tank is internally fixedly connected with a water pumpingpipe, an outside of the water pumping pipe is fixedly connected with a water pump, an outside of the water pump is fixedly connected with a water outlet pipe, an outside of the water outlet pipe is fixedly connected with a cross arm, the top part of the moving frame is fixedly connected with a fixing frame, an inside of the fixing frame is movably connected with a box body, a top part of the boxbody is movably connected with a corrugated pipe, and a top part of the fixing frame is movably connected with a flat gear ring. Height of a basin body can be adjusted by matching the flat gear ring,an adjusting gear, an adjusting rod, inclined rods, an installing plate and telescopic rods, so that the device can meet uses in a variety of conditions, can adjust the appropriate height of the basinbody and increases use ranges.

The invention discloses a filtering-net cleaning system of a solid-liquid separator. The filtering-net cleaning system comprises a water tank, a water pump and a high-pressure water gun, wherein a vertical rotary shaft and a horizontal rotary shaft are arranged in a tank body by bearings; the tank body is arranged on a top plate of the water tank; a worm wheel fixedly sleeves the vertical rotary shaft; a worm wheel fixedly sleeves the horizontal rotary shaft; the worm wheel of the horizontal rotary shaft and the worm wheel on the vertical rotary shaft are meshed with each other; the lower end of the vertical rotary shaft is connected with a first connecting rod which is connected with one end of a second connecting rod; the other end of the second connecting rod is connected with a connecting shaft; the other end of the connecting shaft is connected with a gun-rod fixing drum; a third connecting rod is connected on the horizontal rotary shaft; the end part of the third connecting rod is connected with a fourth connecting rod; a rotary sleeve is arranged on the connecting shaft in a sleeving way; the lower end of the fourth connecting rod is connected on the rotary sleeve by a pin; the rotary sleeve is also connected with a fifth connecting rod by a pin; and one end of the fifth connecting rod is connected between the two horizontal installation supporting plates and the other end of the fifth connecting rod is connected between two connecting plates by a pin. The filtering-net cleaning system disclosed by the invention has the advantages that the structure is simple and the up-down and left-right movement can be realized.

The present invention relates to the technical field of medical care and discloses a clean and sanitary vomitus nursing frame for digestive system department. The clean and sanitary vomitus nursing frame for digestive system department comprises a moving frame, a top part of the moving frame is fixedly connected with a water tank, the water tank is internally fixedly connected with a water pumpingpipe, an outside of the water pumping pipe is fixedly connected with a water pump, an outside of the water pump is fixedly connected with a water outlet pipe, an outside of the water outlet pipe is fixedly connected with a cross arm, the top part of the moving frame is fixedly connected with a fixing frame, an inside of the fixing frame is movably connected with a box body, a top part of the boxbody is movably connected with a corrugated pipe, and a top part of the fixing frame is movably connected with a flat gear ring. Height of a basin body can be adjusted by matching the flat gear ring,an adjusting gear, an adjusting rod, inclined rods, an installing plate and telescopic rods, so that the device can meet uses in a variety of conditions, can adjust the appropriate height of the basinbody and increases use ranges.

The invention relates to a paint extractor which is used for extracting paint in a container. The paint extractor comprises a support seat, a mounting seat, a roller wheel and a hose pipe, wherein the support seat is provided with an arc-shaped guide part; the mounting seat is rotatably arranged on the support seat; the roller wheel is rotatably arranged on the mounting seat; the hose pipe is provided with an inlet and an outlet and is positioned between the arc-shaped guide part and the roller wheel; the hose pipe is extruded by the roller wheel; the inlet of the hose pipe is arranged in the container, and the outlet of the hose pipe is arranged outside the container; the paint extractor also comprises a power tool which is operationally disconnected with or in match connection with the mounting seat so as to drive the mounting seat to rotate; the roller wheel is driven to repeatedly extrude the hose pipe by the rotation of the mounting seat, so that the paint is extracted. The paint can be extracted without opening a cover of a paint bucket, so that the paint extractor is very convenient to operate. Furthermore, a mouth of the paint bucket is maintained to be clean, so that the trouble of cleaning is greatly eliminated.

The invention relates to a water absorbing device for core drilling sampling of a bituminous pavement. The device comprises a sleeve, an extrusion part, a water absorbing layer and a traction member;the extrusion part is installed in the sleeve and can stretch and contract in an elastic way, certain distance is set between the extrusion part and the inner wall of the sleeve to form an installation space, and a space that can be penetrated by a drill bit of a core drilling device is formed inside the extrusion part; the water absorbing layer is filled into the installation space, the bottom side of the water absorbing layer is leveled with that of the sleeve, and the water absorbing layer absorbs water generated when the drill bit drills a core for sampling; and the traction member is fixedly arranged in the extrusion part and stretches outside by penetrating the sidewall of the sleeve, the traction member is drawn outwards to pull the extrusion part to deform towards the inner wall ofthe sleeve and extrude the water absorbing layer, and thus, water in the water absorbing layer is extruded out. The problem that water of the drill bit splashes is solved effectively, water of the drill bit is avoided from polluting the pavement, the trouble of cleaning later is omitted, the construction safety is ensured, and the construction efficiency is enhanced.

The invention discloses a cleaning mechanism for cleaning a filtering net by left-right swinging on a solid-liquid separator. The cleaning mechanism comprises a water tank and a high-pressure water gun, wherein the water tank is provided with a water inlet and a water outlet; the water outlet is connected with the high-pressure water gun by a water pump; a top plate of the water tank is provided with at least one tank body; a horizontal plate is arranged at the middle part in the tank body; the two ends of a vertical rotary shaft are arranged on the top plate of the tank body and the horizontal plate by bearings; the upper end of the vertical rotary shaft extends out of the tank body; the lower end of the vertical rotary shaft extends to be under the horizontal plate; the lower part of the side wall of the tank body is provided with a connecting-shaft sleeve; and a first connecting rod is connected at the lower end of the vertical rotary shaft, the end part of the first connecting rod is connected with one end of a second connecting rod by a pin, the other end of the connecting rod is connected with one end of a connecting shaft by a pin, the other end of the connecting shaft penetrates out of the tank body from the connecting-shaft sleeve and is connected with a gun-rod fixing drum, and a gun rod of the water-pressure water gun is arranged in the gun-rod fixing drum. The cleaning mechanism disclosed by the invention has the advantages that the structure is simple, and the water-pressure water gun can swing left and right to clean the filtering net.

The invention discloses a gauze winding and collecting device for a textile factory. The gauze winding and collecting device comprises a load-bearing bottom plate, side supports are fixedly arranged at the positions, close to the edges on the two sides, of the top end of the load-bearing bottom plate, winding rollers are arranged on the upper portions and the lower portions of the inner sides of the two side supports, movable shafts are movably inserted into the inner walls of the two winding rollers in a penetrating mode, spiral discs are movably arranged at the two ends of the two movable shafts, one ends of the four spiral discs are fixedly connected with the two side supports, cutting supports are movably arranged at the positions, close to the upper portions and the lower portions, ofthe front portions of the two side supports, locking clamps are fixedly installed at the positions, close to the edges on the two sides, of one ends of the two cutting supports, and the inner sides of the four locking clamps are connected with the two side supports. According to the gauze winding and collecting device for the textile factory, the cutting supports and dustproof cover plates are arranged so that the use function can be increased, moreover, the practical effect of the device can be improved, and a better application prospect can be brought.

The present invention provides a sustained and controlled fertilizer releasing constant temperature quick nutrient extracting instrument. The present invention comprises a constant temperature water tank, a sample extracting cup, a stainless steel sample mesh bag, a silicon controlled rectifier temperature controller, a temperature patrol instrument, an electric heater, a shell body, heat insulating material and so on. Pure water is used as medium in the constant temperature tank. The silicon controlled rectifier temperature controller is used for realizing the accurate control of the temperature. The upper body of the extracting cup is a rotary squeezing lid with a silica gel mat, which can effectively avoid the evaporation loss of water extract. The present invention solves the technicalproblem of nutrient releasing ratio quick extracting of the sustained and controlled release fertilizer at high water temperature in particular to in the 100 DEG C situation. The operation is simpleand an accurate testing result can be obtained. The present invention is suitable for quickly testing the nutrient releasing ratio of the sustained and controlled release fertilizer and the online quality detection of sustained and controlled release fertilizer manufacturers.

The invention relates to a feeding bottle which is characterized by comprising a milk barrel consisting of a barrel bottom, a barrel body and a barrel opening. The barrel bottom is fixedly arranged onthe barrel body, and the barrel bottom is square in shape; the barrel opening is arranged on the barrel body, the barrel opening and the barrel bottom are not arranged on the same side of the barrelbody, and the barrel opening is circular in shape; a layer of heat-resistant material is laid on the barrel body, and the barrel body is a spirally irregular barrel body with edges; a plurality of protruding blocks are arranged on the inner wall of a nipple in a circular array mode; the nipple is installed on the milk barrel through a fixing device, and the upper portion of the nipple penetrates through the fixing device; the fixing device is screwed on the milk barrel through a thread. According to the feeding bottle, the inadaptability in the transition between feeding bottle feeding and breast feeding of an infant is reduced, a more reasonable gripping mode is achieved, and the health problems such as flatulence caused by air intake of milk fed by the feeding bottle and fire caused by uneven mixing of milk powder and the like are solved.

The invention discloses a pair of waterproofing and stain removing mountaineering shoes, aiming at solving a problem that shoes can get easily invaded by water and are not resistant to stains in a walking process of mountaineering and rainy days since pavement is full of accumulated water and sludge. Each mountaineering shoe comprises an upper and a sole, wherein the circumference edge of the bottom of the upper is stuck to the sole by virtue of waterproofing glue; an amphiphobic material is applied to the surface of the upper; the surface of the amphiphobic material is an uneven structure which is in the size of nano grade; a heel of the sole is 3cm high; an elastic supporting structure is arranged in the heel of the sole; the surface of the circumference edge of the sole is designed as awaterproofing nano-structure which is composed of convex structures which are adjacent to each other one by one; a plurality of convex points are uniformly arranged on the convex structures; pits ofthe convex structures are filled by air; and a layer of ultra-thin nano-grade air layer is formed on the waterproofing nano-structure. The pair of mountaineering shoes provided by the invention has functions of waterproofing and stain removing; and the pair of mountaineering shoes can achieve automatic cleaning and reduce trouble of cleaning.

The invention discloses a screening device for melting forming of a copper handicraft, and a melting forming process of the screening device, and belongs to the technical field of melting forming of copper handicrafts. The screening device for melting forming of the copper handicraft comprises two supporting columns; cross rods are fixedly connected to the outer walls of one sides of the supporting columns, and the ends, away from the supporting columns, of the cross rods are fixedly connected with supporting rings; the inner walls of the supporting rings are in threaded connection with receiving barrels; first supporting rods fixedly mounted on the outer walls of the supporting columns are arranged above the cross rods, and first bearings are fixedly mounted in the middles of the first supporting rods; and second supporting rods fixedly mounted on the outer walls of the supporting columns are arranged between the first supporting rods and the cross rods, and second bearings are fixedly mounted in the middles of the second supporting rods. As for the aspect of the device, the device can be simple in structure, convenient to operate, high in working efficiency, capable of avoiding resource waste and convenient to clean; and as for the aspect of the process, more flexibility is achieved than that of finished products formed by traditional molds such as a sand mold, a wax mold anda metal mold.

The invention discloses a kitchen waste anaerobic fermentation system. The system structurally comprises a machine body, and a feeding device, wherein the machine body is provided with a pipeline, andan escalator, and the feeding device is provided with a motor, a conveying chain, and a waste can driver. The system has the beneficial effects that through mutual cooperation between a rotator and adumping clamp, after a kitchen waste can is clamped through a clamping plate on a chuck, kitchen waste is lifted through the waste can driver, when the waste can is lifted to the highest position, the chuck is driven to rotate through the rotator, the kitchen waste is driven to rotate on the waste can driver, and the kitchen waste in the waste can is dumped into an anaerobic fermentation pool forfermentation, in this way, a feeding hopper can be removed, it is not needed to carry out the process that the kitchen waste is dumped into the feeding hopper firstly and then is dumped into the anaerobic fermentation pool, meanwhile, the trouble that the feeding hopper needs to be cleaned is also saved, and the time and the labor are saved.

The invention relates to the technical field of mortar processing and discloses a self-variable-speed type mortar mixing device capable of preventing adhering to the wall. The device comprises a support frame, wherein a cantilever is movably connected with the top of the support frame, a two-way screw rod is movably connected to inside of the cantilever, a driving wheel is fixedly connected to thetop of the two-way screw rod, a main gear is fixedly connected to outside of the two-way screw rod, a transmission gear is in engaged connection with the outside of the main gear, a steering block ishinged to the bottom of the transmission gear, and a speed-adjusting wheel is hinged to the bottom of the steering block. According to the device, by cooperative use of the two-way screw rod, the speed-adjusting wheel, a change wheel, a screw rod slider, a guide rod and a sprocket, a stirring rod and an anchor frame wheel are driven to rotate at a periodically changing rotating speed, the stirring effect is effectively improved, the stirring speed is increased, so that the processing efficiency of stirring processing of the mortar is guaranteed, uniform stirring of the mortar is effectively guaranteed, mortar quality is ensured, and the using effect of the mortar is ensured.

The invention discloses gelatin dye of a pattern type fabric for minority costumes. The gelatin dye is prepared from the following raw materials in parts by mass: 20 to 27 parts of acrylic elastic emulsion, 10 to 13 parts of dihydroxyethylsulfide, 15 to 20 parts of amino-terminated hyperbranched polymers, 1 to 2 parts of coalescing agent alcohol ester, 4 to 6 parts of benzyl sodium naphthalenesulfonate, 8 to 10 parts of glycerol, 3 to 4 parts of thickening agents, 1 to 2 parts of ethylene glycol, 2 to 4 parts of softeners, 0.2 to 0.6 part of defoamers, 1 to 2 parts of coloring agents and 50 to60 parts of solvents, wherein the solvent is water. The dyed fabric pattern is hard and cannot easily deform; a gelatin layer can be formed on the fabric surface through the gelatin dye, so that dustand mud on the fabric can be cleanly cleaned through scrubbing of a wet towel; then, a dry towel is used for wiping dry after the cleaning; the trouble of ordinary clothes cleaning is omitted; in addition, a softening agent is added, so that the fabric is very soft.

The invention relates to articles for daily use and particularly relates to a special device for boiling vinegar. The device comprises a vinegar containing drum, a small-size stove, and a rotating barrel and is characterized in that three supports are arranged at the bottom of the vinegar containing drum, a gas barrel is arranged above the vinegar containing drum, the rotating barrel is connected with the upper part of the gas barrel movably, a vinegar charging opening is formed in the vinegar containing drum, an opening cover is arranged on the vinegar charging opening, three spray barrels are arranged on the rotating barrel, three spray holes are formed in the right side of each spray barrel, and a fuel slot is formed in the small-size stove; the vinegar containing drum, the gas barrel and the rotating barrel are communicated with one another, and the spray barrels and the rotating barrels are also communicated; the vinegar containing drum, the gas barrel, the rotating barrel and the spray barrels are all made of corrosion-resistant stainless steel material, and the joints of the vinegar containing drum, the gas barrel, the rotating barrel and the spray barrels are all subjected to sealing treatment. The special device for boiling vinegar is simple in structure, easy to manufacture, and convenient to use; as special equipment, the special device for boiling vinegar is capable of reducing troublesome such as cleaning due to adoption of a common stove for boiling vinegar and also brings help for the health of people.

The invention discloses an eddy current high heat dissipation and energy-saving polymer aluminum composite radiator, including the invention of the bottom water seat, the invention of the bottom water seat and the invention of the upper surface fixedly connected with the heat dissipation pipe, the invention of the heat dissipation pipe with the upper end side wall fixedly connected with the upper water seat Invention, the invention of the heat dissipation pipe, the invention of the inner wall, the invention of the screw rod, the invention of the upper surface of the screw rod, the fixed installation of the connecting block, the invention of the transmission rod fixed on the upper surface of the connection block, the invention of the transmission rod, the fixed connection of the side wall with the iron chain, the invention of the upper surface of the transmission rod. The rod is invented, and the upper surface of the water seat is invented with a through hole on the upper surface, which realizes the purpose of cleaning the ash and impurities on the inner wall of the heat dissipation pipe of the radiator itself, adjusting the heat dissipation efficiency of the heat dissipation pipe, and conveniently rotating the heat sink for multi-faceted cleaning.

The invention discloses eddy current high-heat-dissipation energy-saving polymer aluminum composite radiator. The eddy current high-heat-dissipation energy-saving polymer aluminum composite radiator comprises a lower water passing seat, wherein heat dissipation pipes are fixedly connected to the upper surface of the lower water passing seat, an upper water passing seat is fixedly connected to theside walls of the upper ends of the heat dissipation pipes, a screw rod attached to the inner wall of each heat dissipation pipe, connecting blocks fixedly installed on the upper surface of each screwrod, and a transmission rod is fixedly installed on the upper surface of each connecting block. The side walls of the transmission rods are fixedly connected with iron chains, a connecting rod is fixedly installed on the upper surface of each transmission rod, and through holes are formed in the upper surface of the upper water passing seat, so that the purposes that dust and impurities attachedto the inner walls of the heat dissipation pipes of the radiator are removed, the heat dissipation efficiency of the heat dissipation pipes is adjustable, and cooling fins rotate conveniently for multi-face cleaning are achieved.

The invention discloses an ink storage box for a printer. The ink storage box comprises a storage box body. A rear cover is fixedly mounted on the outer surface of the rear end of the storage box body. A base is arranged on the outer surface of the lower end of the rear cover. A front cover is arranged on the outer surface of the front end of the storage box body. A bottom cover is fixedly mountedon the outer surface of the lower end of the storage box body. A supporting seat is fixedly mounted on the outer surface of the lower end of the bottom cover. A handle is fixedly mounted at the position, close to the outer surface of the upper end, of the outer surface of the front end of the front cover. A connecting column is fixedly mounted at the position, close to the outer surface of the lower end, of the outer surface of the front end of the front cover. A connecting plate is fixedly mounted at the position, close to the outer surface of the upper end, of the rear cover. The ink storage box for the printer is provided with a cleaning cover, sliding grooves and an antipollution box, the cleaning cover facilitates cleaning of a user, the sliding grooves facilitate mounting and demounting of the ink storage box, the antipollution box can prevent ink from being splashed out, certain practicality is achieved, and better application prospects are brought.

The invention relates to a clothes hanger and particularly relates to a dustproof clothes hanger convenient to fold and unfold. A technical problem to be solved by the invention is to provide the dustproof clothes hanger convenient to fold and unfold, which can adapt to people of various heights. The dustproof clothes hanger convenient to fold and unfold comprises a base, wherein sliding grooves are formed in the two sides of the base; supports which are installed on the two sides of the base, and the support on one side is in sliding fit with the sliding groove; a supporting assembly which ismounted on the bracket; a fixing assembly mounted on the base; a clothes hanging assembly installed on the supporting assembly. The clothes hanger is provided with the dustproof assembly, dust can beeffectively prevented from falling on clothes, and then the trouble of cleaning after storage is reduced; the clothes hanger is provided with the swing assembly, so the device can automatically foldthe dustproof cloth, a user does not need to manually control the dustproof cloth, and the trouble of the user is reduced; the clothes hanger is provided with the placing assembly, so a user can placesmall clothes conveniently, and the space of the clothes hanger can be fully utilized.