57results about How to "It has the effect of dustproof" patented technology

The invention discloses a desk with a dustproof function and an extending function. The desk comprises a tabletop and a support plate, wherein one side of the tabletop is rotatably provided with an extension plate; a telescopic structure is arranged between the extension plate and the support plate; the telescopic structure is a cylinder which is fixed on the support plate; an output shaft of the cylinder is fixedly connected with the extension plate; the back part of the tabletop is provided with a back plate; two sides of the tabletop are provided with baffles; the baffles are provided with guide grooves; a sponge structure comprises a wooden plate; the lower end of the wooden plate is provided with a sponge layer; the left and right sides of the wooden plate are provided with sliding rails; the parts, which are positioned in a rectangular groove, of the tabletop is provided with sliding chutes matched with the sliding rails. The extendable desk is beneficial to work of employees.

The invention discloses a fireproof suspended type automatic charging mechanism and a work process thereof. The fireproof suspended type automatic charging mechanism comprises a charging fixed device, a charging movable device, a monitoring device, an orbital machine, a rail and rail supports. The fireproof suspended type automatic charging mechanism is characterized in that the charging fixed device is composed of a charging waterproof shell, a fixed device horizontal sliding plate, a fixed device side plate, a fixed charging seat, an inclined sliding plate, a waterproof sponge, a charger assembly, a button, a waterproof connector, a fixed conductive sheet, a contact piece locating seat and a connecting plate, the charging movable device is composed of a probe locating seat, a movable device side plate, a horizontal sliding plate, an inclined sliding plate, a guide plate, a waterproof connector, a probe, a fastening pin, a movable device connecting plate and a rechargeable battery. The automatic charging mechanism is mainly used for specialized robots.

The invention discloses an automatic abnormal-sound-free wear-resistant shock absorber for a dust-proof device. The automatic abnormal-sound-free wear-resistant shock absorber comprises a shock absorption bottom plate, a shock absorption top plate, a shock absorption column and a piston, wherein guide structures are mounted on the two sides of the top end of the shock absorption bottom plate correspondingly, and a lubricating structure is mounted at one end of a shock absorption cylinder. Pressure resistance of the shock absorber is improved through the guide structures, the shock absorption column and a second telescopic spring are pressed downwards through the shock absorption top plate, the shock absorption column drives the piston to slide in the shock absorption cylinder; and meanwhile, the shock absorption top plate can drive a slide rod to slide in a slide hole, the slide rod can drive a connecting block to extrude the spring and move downwards, and a connecting block can drivepulleys on the two sides to slide on a slide rail; guide performance of the connecting block can be enhanced when the pulleys slide on the slide rail, then the guide performance of the piston in the shock absorption cylinder can be enhanced, the two sets of first telescopic springs work at the same time, pressure resistance of the shock absorber is improved, and then the service life of the shockabsorber is prolonged.

The invention discloses a constant temperature anti-theft computer case, comprising a box body and a top cover, one side of the box body is provided with a rectangular hole, a rail plate is fixedly installed on the top wall and the bottom inner wall of the rectangular hole, a movable block is slidably mounted between the two rail plates, one side of the movable block is fixedly connected with a cover plate, an electric telescopic rod is fixedly installed on the inner wall of one side of the box body. The output shaft of the electric telescopic rod is fixedly connected with an L-shaped rod, oneend of the L-shaped rod is welded with a side of the movable block far away from the cover plate, a surrounding pipe is arranged in the box, a plurality of uniformly distributed splitting holes are arranged on the surrounding pipe, and a rectangular groove is arranged on a side of the movable block far away from the cover plate. The constant temperature anti-theft computer case realizes the functions of heat dissipation and temperature rise of the computer case, can maintain the temperature at a normal temperature, and ensure the normal movement of the computer, has strong environmental adaptability, has good dust-proof effect, is convenient to use and is easy to popularize.

The invention provides a stamp anti-theft device, and belongs to the technical field of stamp management. According to the technical scheme, the device comprises a shell, a lifting mechanism is arranged inside the shell, a stamp is arranged on the lifting mechanism, a front door is arranged at the front end of the shell, a stamp outlet is formed in the front door, an opening and closing mechanismis arranged on the inner side of the front door, the opening and closing mechanism is arranged right opposite to the stamp outlet position, and the opening and closing mechanism controls opening and closing of the stamp outlet. The stamp anti-theft device has the beneficial effects that the stamp can be effectively stored, the use of the stamp can be effectively controlled, and the immeasurable economic loss and unnecessary legal liability due to stealing of the stamp can be effectively prevented.

The invention discloses a dustproof office table. The dustproof office table comprises a table top and support plates. An extension plate is rotationally arranged on one side of the table top. A retractable structure, namely an air cylinder, is arranged between the extension plate and one of the support plates, the air cylinder is fixed to the support plate, and an output shaft of the air cylinder is fixedly connected with the extension plate. A back plate is arranged on the back of the table top. The table top is provided with a rectangular groove. A sponge structure flush with the surface of the table top is arranged in the rectangular groove slidably, and comprises a wooden board. A sponge layer is arranged at the lower end of the wooden board. A sliding rail is arranged on each of the left side and the right side of the wooden board. Sliding grooves matched with the sliding rails are formed in the rectangular groove of the table top. The extensible office table is beneficial to work of staff.

The invention discloses a dustproof office table. The dustproof office table comprises a table top and a supporting plate, wherein one side of the table top is rotatably provided with an extension plate; a retractable structure is arranged between the extension plate and the supporting plate and is a cylinder; the cylinder is fixed on the supporting plate; an outputting shaft of the cylinder is fixedly connected with the extension plate; a back plate is arranged on the back of the table top; baffles are respectively arranged on two sides of the table top; each baffle is provided with a guiding groove; a mounting block is arranged on a portion, which is close to the back plate, of each baffle; each mounting block is provided with a through hole; a drum is mounted in each through hole in a matched mode; two ends of each drum respectively penetrate in the through holes of the two mounting blocks; a plurality of layers of cloth are wound on each drum; and a guiding strip which is matched with the guiding groove of each baffle is arranged on the surface of the corresponding layers of cloth. The dustproof office table facilitates work of workers.

The invention discloses a fixing piece for furniture, which comprises a back fork strip, wherein the back fork strip comprises a hollow pipe, and the cross section of the hollow pipe is triangular; a groove is composed of the first face of the hollow pipe and a structure of which the cross section is L-shaped; and a bulge is fixed on the second face of the hollow pipe. According to the invention, the fixing piece is used as the fixing piece of the furniture such as a connecting and fixing piece between cabinet body furniture board materials like a cabinet and the like; two current boards are connected, which basically means two boards are fixed together directly; a gap can be existent between the boards and is cleaned hardly; according to the fixing piece of the invention, two boards are jointed through the fixing piece and can be used independently or used in a whole set; taking the back fork strip for example, a back board and a lateral board can be fixed by structural configuration, so that two boards are connected more firmly; a middle part between two connected boards is an easily-cleaned fixing piece; therefore, a gap is not arranged between the two boards; and the fixing piece has dust proof action and is cleaned and cared easily.

The invention discloses a dust-proof desk, which comprises a desktop and a support plate; a backboard is provided on the back of the desktop; baffles are provided on both sides of the desktop, and guide grooves are provided on the baffle; the baffle A mounting block is provided near the back plate, and a through hole is opened in the mounting block, and a roller is fitted in the through hole, and the two ends of the roller respectively pass through the through holes of the two mounting blocks; the roller is wound with multi-layer cloth, and the surface of the multi-layer cloth is provided There is a guide bar matching the guide groove of the baffle; a cabinet is arranged under the table top, a negative ion sterilizer is installed at the bottom of the cabinet, and a multi-layer partition is arranged in the cabinet from top to bottom, and the partition is full of through holes; The tabletop is rotatable and provided with a rotating plate, and a cylinder is fixedly connected to the rotating plate, and a plurality of sorting plates are evenly distributed on the cylinder. The desk is beneficial to the work of the staff.

The invention discloses a novel desk special for students. The novel desk comprises a desk top, wherein support rods are fixedly arranged at four corners of the lower end of the desk top; telescopic support legs are arranged at the lower ends of the support rods; each telescopic support leg comprises a mounting box arranged at the lower end of the corresponding support rod, a guide barrel is arranged at the lower end of each mounting box, a hollow fixing column in sliding match with each guide barrel is arranged in each guide barrel, and internal threads are arranged on the inner round face ofeach hollow fixing column; multiple layers of cloth winds a roller, and guide bars matched with guide grooves of baffle plates are arranged on the surface of the multiple layers of cloth; a handle isarranged on the multiple layers of cloth; and the guide bars are made of flexible plastic. The novel desk is suitable for popularization and application.

The invention discloses an office table with a dustproof function. The table comprises a table surface and a supporting plate. One side of the table surface is rotatably provided with an extension plate. A telescoping structure is arranged between the extension plate and the supporting plate. The telescoping structure is a cylinder. The cylinder is fixed on the supporting plate. The output shaft of the cylinder is fixedly connected with the extension plate. The back part of the table surface is provided with a back board. Two sides of the table surface are provided with baffle plates. The baffle plates are provided with guide grooves. The baffle plate is provided with an installing block on the position close to the back board. The installing block is provided with a hole, and the hole is internally provided with a roller in a cooperation manner. Two ends of the roller respectively pass through the holes of the two installing blocks. The roller is wrapped by a plurality of layers of cloth. The surfaces of the plurality of layers of cloth are provided with guiding strips cooperated with the guide grooves of the baffle plates. The table surface is rotatably provided with a rotating plate. The rotating plate is fixedly connected with a drum, and the drum is uniformly provided with a plurality of classifying plates. The prolongable office table is beneficial for work of staff.

The invention relates to a safety isolation device for protecting a coal mine electromechanical device, and solves the problem of potential safety hazards caused by the poor heat dissipation effect ofa high-voltage switch cabinet of an existing coal mine electromechanical device. The safety isolation device is characterized in that a cabinet door is arranged at an opening at the front side of a cabinet body, supporting legs are arranged under the cabinet body, and the cabinet body is formed by thebutt joint of an upper trapezoidal shell and a lower rectangular shell; a fan is arranged on theside face where the waist of a trapezoidal shell is located, a first dustproof device is arranged at the position, right opposite to the fan, of the inner wall of the trapezoidal shell, and a second dustproof device is arranged above the inner bottom face of the rectangular shell; the left side and the right side of the second dustproof device are slidably installed in the sliding rails in a penetrating manner, the sliding rails are installed at the lower portions of the inner walls of the two sides of a rectangular shell, and a porous partition plate is arranged above the sliding rails; cooling fins are arranged on the inner walls of the two sides of the rectangular shell and the inner top face of the trapezoidal shell located at the outer side of the first dustproof device, and a ventilation pipe is arranged at the bottom of the rectangular shell. The safety isolation device has the beneficial effects that the dustproof effect is achieved while the heat dissipation efficiency can beimproved, cleaning is convenient, and operation is easy.

The invention discloses a switch cabinet comprising a protective shell, exhaust windows, a handle, a base, first fixation blocks, second fixation blocks, folding sheets, a fixed plate, a protective shell door, supporting columns, exhaust boxes, exhaust fans, a first dust filter mesh plate, a first limiting clamp slot and a second limiting clamp slot. The protective shell is fixedly connected withthe base by the first fixation blocks. The exhaust windows are arranged at the two side wall of the protective shell respectively; the protective shell is fixedly connected with the protective shell door by the folding sheets; and a handle is arranged on the protective shell door. The switch cabinet has the following effects of high safety and efficiency, good dustproof effect, great convenience in use, and great convenient in dismounting.

The invention discloses a uniformly heated anti-atomizing mirror. The mirror comprises a mirror body, a mirror frame and an illumination device. The mirror body is composed of a glass mirror surface,an asbestosed wire gauze layer, a heating layer and an elastic cushion layer, the glass mirror surface is arranged on the outer side face of the mirror, the elastic cushion layer is arranged on the inner side face of the mirror, the heating layer is arranged between the glass mirror surface and the elastic cushion layer, the asbestosed wire gauze layer is arranged between the glass mirror surfaceand the heating layer, and the distance between the asbestosed wire gauze layer and the rear side of the glass mirror surface is 0.4-0.6 cm; electric heating wires are arranged in the heating layer, and the electric heating wires are uniformly distributed in the heating layer in multiple rows; a humidity sensor is arranged at the corner of one side of the mirror body, a controller is arranged at the corner of the other side corresponding to the mirror body, and the humidity sensor and the controller are connected with a humidity data comparison module. The mirror has the advantages that the design is reasonable, and an anti-atomizing function can be intelligently controlled by adopting the controller, so that the mirror surface of the mirror is uniformly heated to prevent the mirror surface from being locally overheated resulting in the occurrence of the phenomenon of mirror surface fracture.

The invention discloses a novel desk beneficial for study. The desk comprises a desk top board, a rectangular groove is formed in the front of the desk top board, and a sponge structure level with a desk top of the desk top board is arranged in the rectangular groove in a sliding manner; baffle plates are arranged on two sides of the desk top board, and guide grooves are arranged in the baffle plates; mounting blocks are arranged at the positions, close to a back board, of the baffle plates, through holes are formed in the mounting blocks, a roller is mounted in the through holes in a matchingmanner, and two ends of the roller pass through the through holes of the two mounting blocks; a plurality of layers of cloth wind the roller, and guide strips matched with the guide grooves of the baffle plates are arranged on the surfaces of the plurality of layers of cloth; a handle is arranged on the plurality of layers of cloth; and the guide strips are made of flexible plastic. The novel desk is suitable for popularization and application.

The invention discloses a method and device for crushing a neodymium iron boron magnetic powder aggregate. The device comprises a vibromill mechanism, a noise enclosure and a material collecting mechanism, wherein the vibromill mechanism is provided with a driven vibration cavity at the middle part, the vibration cavity is internally provided with a vibromill medium, a feed port communicated withthe vibration cavity is formed in the top end of the vibration cavity, a discharge port communicated with the vibration cavity is formed in the bottom end of the vibration cavity, the noise enclosureis arranged at the outer part of a vibromill, a discharge opening communicated with the discharge port is formed in the side wall of the noise enclosure, and the material collecting mechanism comprises a material barrel and a flexible connection cloth bag used for transferring the material to the material barrel from the discharge opening. The device has the advantages of high crushing efficiency,noise reduction and dust prevention.

The invention discloses a desk beneficial for study. The desk comprises a desk panel, wherein upper drum bodies are fixed to four corners of the lower end of the desk panel; lower drum bodies are fixedly arranged at the lower ends of the upper drum bodies; mounting plates are fixed to the upper sides of the interiors of the lower drum bodies; screw rods are arranged in the upper drum bodies; the upper ends of the screw rods are rotatably connected to the desk panel; the lower ends of the screw rods run through the mounting plates and are connected to motors; mounting blocks are arranged at theparts, close to a back panel, of baffle plates; through holes are formed in the mounting blocks; rollers are arranged in the through holes in a matched mode; two ends of the rollers run through two mounting block through holes; a piece of multi-layer cloth winds each roller; guide strips, which are matched with guide grooves of the baffle plates, are arranged on the surface of the multi-layer cloth; pull handles are arranged on the multi-layer cloth; and the guide strips are made from flexible plastic. The desk provided by the invention is conducive to promotion and application.

The invention discloses an intelligent combination cabinet with an air purifying function. The intelligent combination cabinet with the air purifying function comprises a cabinet body, a combination cabinet body and an operating plate; the operating plate is arranged in the centre of the cabinet body; the combination cabinet body is arranged at the lower end of the operating plate; an upper left cabinet is arranged on the left side of the upper end of the cabinet body; an intermediate cabinet is arranged on the right side of the upper left cabinet; an upper right cabinet is arranged on the right side of the intermediate cabinet; a carbon monoxide alarm device is arranged on the right side of the upper right cabinet; an air purifying device is arranged at the lower end of the carbon monoxide alarm device; a dust preventing device is arranged at the upper end of the cabinet body. The intelligent combination cabinet with the air purifying function is simple and reasonable in structural design; the carbon monoxide alarm device can sense the content of carbon monoxide in a kitchen; when the content of the carbon monoxide in the kitchen reaches a certain value, an alarm sound can be made to remind a cooking man, so that the safety guarantee in use is increased; the air purifying device can purify the air in the kitchen, which is beneficial to the health of the cooking man; the dust preventing device can prevent the dust from gathering on the upper part of the cabinet, and has a dust preventing effect.

The invention belongs to the technical field of photoelectric modules, and particularly relates to a photoelectric module and method with a dustproof assembly. The photoelectric module comprises a base, a dustproof ventilation device and a top cover, wherein the dustproof ventilation device is fixedly arranged at the top of the left side of the base, and the top cover is arranged at the top of the dustproof ventilation device; the base comprises a bottom plate, the bottom of the bottom plate is rectangular, and stand column grooves are formed in four corners of the top of the bottom plate; side plate grooves are formed in the top of the bottom plate, the three side plate grooves are arranged, and the side plate grooves are located in the tops of the front end, the rear end and the right side end of the bottom plate; and meteorological silica gel gaskets are arranged on the inner walls of the side plate grooves, and the meteorological silica gel gaskets are symmetrically arranged on the two sides of the inner walls of the side plate grooves. The photoelectric module and method with the dustproof assembly have the beneficial effects that by arranging the dustproof ventilation device, under the action of dustproof cloth, external dust is filtered, meanwhile, heat exchange between the photoelectric module and the outside can be achieved through ventilation, and the dustproof effect can be achieved while heat dissipation of the photoelectric module can be achieved.