75results about How to "Easy protection from dust" patented technology

The invention discloses an agricultural cotton sun-curing platform with a dustproof function. The agricultural cotton sun-curing platform comprises a base, stand columns, a supporting plate and a carrying platform. One end of the base is provided with rolling wheels. One end of each rolling wheel is provided with reset springs. Telescopic frames are arranged between the reset springs. A clamping block is fixedly mounted at one end of each telescopic frame. One end of an air blower is sleeved with an air outlet pipe. One side of the carrying platform is sleeved with a glass cover. One end of the glass cover is provided with a plastic molding spring. A clamping ring is perpendicularly arranged on one side of the corresponding telescopic springs. The end, far away from the corresponding telescopic spring, of each clamping spring penetrates into one side of a clamping groove. The agricultural cotton sun-curing platform with the dustproof function is provided with the air blower, the air outlet pipe and an air outlet and produces wind through the air blower. The wind is blown into the device from the air outlet through the air outlet pipe. Through the arrangement, the agricultural cotton sun-curing platform can turn over cotton on time, so that the cotton is air-cured more uniformly, and the using efficiency of the device is improved, and the cotton is air-cured more effectively.

The invention discloses a laying device capable of reducing a labor force and applied to building construction. The device comprises a movable base, a placement frame, a floor tile body and a water pump. The placement frame is fixedly installed at the upper end of the movable base, the floor tile body is installed in the placement frame, and a pushing plate is installed on the left side of the floor tile body; rollers are mounted at upper end of the pushing plate, an adjusting rod is installed on the rear side of the transverse plate, a scraping plate is fixedly installed on the side of the lower end of the transverse plate, a water tank is fixedly installed on the right side of the upper end of the raw material box, a water pump is installed on the right side of the water tank, and a connecting pipe is fixedly connected to the right side of the water pump; and the lower end of the connecting pipe is fixedly mounted at the left end of a sprinkler head. According to the laying device capable of reducing the labor force and applied to building construction, laying efficiency of floor tiles can be improved, meanwhile, concrete mortar can be evenly smeared to a to-be-laid area, and a good dust falling protection effect can be achieved when the floor tiles are laid.

The invention discloses textile cloth printing and dyeing equipment. The equipment comprises a printing and dyeing box. A bracket is fixedly connected to the right side of the top of the printing anddyeing box, an inner cavity of the bracket is provided with a cloth placing roller, a dust suction hood is fixedly connected to the left side of the top of the printing and dyeing box, dust suction pipes are communicated with the two sides of the dust suction hood, and the ends, away from the dust suction hood, of the dust suction pipes are connected with dust collectors; a first roller shaft is movably connected to the right side of the top of the dust suction hood through the bracket, second roller shafts are movably connected to the front and rear ends of both sides of an inner cavity of the printing and dyeing box respectively through bearings, and a third roller shaft is movably connected to the top of the right side of the inner cavity of the printing and dyeing box through a bearing. Through cooperative use of the printing and dyeing box, the cloth placing roller, the dust suction hood, the dust suction pipes, a drying box, a first motor, fan blades, a drying lamp, a second motor and a cloth collecting roller, fluff and sundries on the surface of cloth can be mechanically removed, time and labor are saved, the work efficiency is greatly improved, and the labor cost of enterprises is reduced.

The invention relates to the technical field of hydraulic oil cylinder application, in particular to a hydraulic oil cylinder assembly. The hydraulic oil cylinder assembly comprises a pipe body, a piston rod, a first connecting pipe, a first cushion, communicating pipes, joints, a piston, a first sealing ring, a second sealing ring, a fixing rod, a first nut, a fixing block, limiting rods, a second cushion, an end cover, a sealing gasket, a third sealing ring, a limiting plate, a dustproof pad, a fixing plate, screw rods, a second nut and a second connecting pipe. The hydraulic oil cylinder assembly is simple in structure and convenient to operate, the buffering capacity is effectively increased during movement of the piston through the design of the cushions, the problem that the piston is damaged due to collision with the pipe body when the piston moves rapidly is avoided, and long-time use of the hydraulic oil cylinder is facilitated; and through the design of the limiting plate, the dustproof pad can be limited and mounted conveniently, dust protection of the connecting position of the piston rod and the end cover is facilitated, dust entering is effectively avoided, and meanwhile fixing of the dustproof pad is facilitated.

The invention relates to moxibustion manufacture equipment, in particular to a high-quality high-yield dustproof moxa stick maker which is mainly characterized in that a driving connecting rod of a transmission mechanism drives three working branch connecting rods through a middle connecting rod, a distribution branch connecting rod drives a distribution push plate in a moxa hopper, a blank forming branch connecting rod drives a blank forming push plate in a die cavity, a paper cutting and glue spreading branch connecting rod synchronously drives a paper cutting tool and a glue spreading roll and also drives a glue spreading paper strip supporting plate, the middle connecting rod drives a die plate, a baffle plate and a press head in a linkage manner, a moxa blank column wraps a flexible tape, moxa sticks are oppositely glued and outputted, and a dustproof cap (cover) is arranged on the upper portion of the moxa hopper and a part. Compared with the prior art, the high-quality high-yield dustproof moxa stick maker has the remarkable advantages of compact structure, good dustproof protection property, capability of guaranteeing moxa stick quality and high moxa stick yield.

The invention provides a multifunctional communication signal filter. The multifunctional communication signal filter comprises an upper cover plate, a shell, a filter body, a damping block, an inputend line bank, an input end binding post, an input line pressing screw, an output end line bank, an output end binding post, an output line pressing screw and a copper core cable. A side folded plate,a movable bolt and nut, a U-shaped mounting base, an adjusting plate, a hollow dustproof plate and a wing-shaped screw are arranged, a good dustproof protection effect on the filter body is achieved.Through loosening wing-shaped screw, the telescopic position of the adjusting plate in the hollow dustproof plate can be pulled outwards. After the position is determined, the wing-shaped screw can be locked, the dustproof effect is guaranteed, the bending position of the side folding plate in the U-shaped mounting base through the movable bolt and nut can be adjusted by loosening the movable bolt and nut, the side protection effect is guaranteed, and finally the movable bolt and nut are locked, so that the dustproof protection effect is guaranteed.

The invention belongs to the technical field of e-commerce, and particularly relates to a cross-border e-commerce information transaction device, which comprises a touch display screen and a base, and suckers are fixed at four corners of the bottom surface of the base; the touch display screen is hinged to the top face of the base, a containing groove is formed in the top face of the base, and two supporting assemblies used for supporting the touch display screen are arranged on the inner bottom face of the containing groove. The top surface of the base is connected with a dustproof turning cover which can be turned over; the cross-border e-commerce information transaction device is convenient to use and stable to place, and the inclination angle of the touch display screen is adjustable, so that the cross-border e-commerce information transaction device is convenient to adapt to different transaction personnel; the touch display screen can be stored when not in use through the storage groove, safety protection of the touch display screen is achieved, meanwhile, the position of the device is convenient to move, and the device adapts to various different use scenes; due to the arrangement of the dustproof flip cover, better dustproof protection can be achieved on the touch display screen, the safety of the touch display screen is guaranteed, and the service life of the touch display screen is prolonged.

The invention relates to a remediation system for deep stirring and hot air injection of polluted soil. The remediation system comprises a crushing box, a feeding hopper, a discharging hopper, a conveying box and a pyrolysis cylinder, wherein the pyrolysis cylinder is provided with a waste gas outlet and a purified soil outlet, and a stirring assembly is arranged in the crushing box; a filter screen plate is arranged on the inner side wall of the crushing box, one end of the filter screen plate is rotationally connected with the crushing box through a first rotating shaft, a rotating part is arranged on the crushing box, a slag discharging opening is formed in the side wall of the crushing box in a penetrating manner, a containing groove is formed in the groove wall of the slag discharging opening in an extending manner, a sealing plate is arranged in the containing groove, and a cleaning brush is slidably connected to the filter screen plate; a driving mechanism for driving the cleaning brush to slide is arranged on the filter screen plate, and a linkage assembly for linking the cleaning brush with the sealing plate is arranged in the crushing box; and a plurality of rotating rollers are rotationally connected to the inner side wall of the crushing box, a plurality of crushing cutters are arranged on the peripheral side walls of the rotating rollers, and a rotating assembly is arranged on the crushing box. The remediation system has the effect of improving the remediation effect of the soil.

The invention relates to the technical field of high-voltage live display devices. The invention further discloses a high-definition extra-high voltage live display device which includes a panel, an annular groove is formed in the bottom of one side of the front face of the panel. A clamping mechanism is arranged on the other side of the front face of the panel, a fixing rod is arranged in the middle of one side of the panel, a movable sleeve is arranged in the middle of the outer surface of the fixing rod, a connecting block is arranged on one side of the movable sleeve, a protection plate isarranged on the other side of the connecting block, a limiting block is arranged at the top of one side of the protection plate, and a limiting sleeve is arranged at the bottom of one side of the limiting block. For the high-definition extra-high voltage live display device, through mutual cooperation of the protection plate, the limiting block and the limiting sleeve, the indicator lamp on the front face of the panel can be better protected against dust, so that the problem that observation of the indicator lamp is affected due to the fact that a large amount of dust is prone to being accumulated on the surface of the extra-high voltage live display device when the extra-high voltage live display device is not used for a long time is solved, and the dustproof performance of the indicatorlamp is improved.

The invention provides a stretchable electronic connector. The connector comprises a left wiring end and a right wiring end, the left wiring end comprises a first wiring cavity and a first connectioncavity, and the right wiring end comprises a second wiring cavity and a second connection cavity; wiring copper sheets are arranged in both the first wiring cavity and the second wiring cavity, the two wiring copper sheets at the left wiring end and the right wiring end are connected with spring wires through conductive screws, and electrical connection between the left wiring end and the right wiring end is achieved. The stretchable electronic connector is simple in structure, the left wiring end and the right wiring end are detachably connected and is stored and used conveniently, the stretchable electronic connector can be instantly used after being disassembled, and the effect of long-distance butt joint is achieved through the spring wires; meanwhile, a protection cover is arranged, conductor exposure is prevented, the dust-prevention protection effect is improved, and the use safety is improved.

The invention discloses a propaganda and reading device. The device comprises a placement middle plate, supporting side plates are correspondingly and fixedly connected to two ends of the placement middle plate, a control switch is embedded into one end of one supporting side plate, supporting pads are symmetrically installed at bottom ends of the supporting side plates, placement cavities are formed inside the supporting side plates, and bottom ends of the supporting side plates are symmetrically provided with adsorption holes. The device is scientific and reasonable in structure and safe and convenient to use, through an arranged stable supporting mechanism, the supporting side plates can be tightly adsorbed to the ground through adsorption discs, the stability of the art supplies after placement is guaranteed, the stability of propaganda and reading device for the art supplies in use is improved, the practicability of propaganda and reading device for the the art supplies is improved, through the arrangement of a movable disinfection mechanism, the surface of the placement middle plate can be disinfected, the cleanliness degree of the propaganda and reading device for the the art supplies after use is improved, and the phenomenon of cross infection of germs in the propaganda and reading device for the art supplies is avoided.

The invention discloses a resonance elimination compensation cabinet convenient to overhaul and dissipate heat. The cabinet comprises a cabinet body, a cabinet body frame, a component plate an a sideplate, wherein a pedestal box is arranged at the bottom end of the cabinet body, the cabinet body frame is installed on a pedestal plate, a cabinet door is installed on the cabinet body frame, and thecabinet body frame is mutually connected with the pedestal plate via a vertical rod, the component plate is mutually connected with the vertical rod via a connection plate, one side of the componentplate is installed on the inner wall of the cabinet body, one side of the side plate is mutually connected with the cabinet body frame via a hinge, the other side of the side plate is mutually connected with the cabinet body frame via a fixing piece, the side plate is provided with an exhaust outlet, a dust screen is arranged on the inner side of the exhaust outlet, and an observation window is installed on the side plate. The resonance elimination compensation cabinet convenient to overhaul and dissipate heat can rapidly dissipate heat of circuit elements in the compensation cabinet, is better in dust prevention performance, and meanwhile is convenient to disassemble and assemble components in the cabinet boy, more reasonable in design, and very convenient to use.

The invention discloses a convenient-to-adjust connection terminal power-on detection device with a safety protection structure, and relates to the technical field of connection terminal detection. The device comprises a machine body, a connection terminal mechanism, a first positioning mechanism and a second positioning mechanism, wherein moving wheels are arranged on the two sides of the lower part of the machine body; a hollow table is fixed above the machine body; a power connection box is arranged in the hollow table; a back plate is welded on the rear side of the upper part of the hollowtable; a top plate is fixed above the back plate; an air cylinder is arranged on the lower side of the front part of the top plate; a piston rod is arranged below the air cylinder; a lifting plate isfixed below the piston rod; and a mounting box is fixed on the lower side of the lifting plate. The device has the beneficial effects that the device can be arranged on the outer side of the upper part of a power-on test board through a protective outer frame of a transparent structure to carry out safety protection on the power-on test board, and meanwhile, the protective outer frame is made ofan insulating material, so that the risk of electric shock caused by the fact that an operator approaches the power-on test board can be avoided.

The invention discloses a dustproof polyurethane coating as well as a preparation method and an application thereof. The dustproof polyurethane coating is prepared from an ingredient A and an ingredient B, wherein the ingredient A is prepared from components in parts by weight as follows: 14.5-75 parts of isocyanate; the ingredient B is prepared from components in parts by weight as follows: 2-5 parts of heat-dissipating components, 500-800 parts of a solvent and 40-100 parts of polyols, and polyols and isocyanate account for 90-150 parts by weight totally; the heat-dissipating components comprise nano hexagonal boron nitride and nano tri-titanium tetranitride and have the average particle size ranging from 30 nm to 800 nm; polyols comprise fluorine-containing dihydric alcohol which accounts for 15wt%-30wt% of the total weight of polyols. According to the dustproof polyurethane coating as well as the preparation method and the application thereof, accumulation of dust is reduced, and the problems that the surface thermal resistance of a radiator and the like is larger, the heat conductivity coefficient is reduced and the heat transfer efficiency is reduced as a result of dust blocking are solved.

The invention provides an optical component carrier and optical measurement device. The optical component carrier and optical measurement device includes a handwheel, a connection shaft, a cloth roller, a sucker and a screwed hole, wherein the handwheel is arranged at the left side of the device body; the cloth roller is arranged at the back side in the device body; the cloth roller is connected with the device body through a rotating shaft; the rotating shaft is arranged at the right side in the device body.; and the design solves the problem that an original optical component carrier and optical measurement device has no dustproof function. As a fixed block is arranged on the upper end surface of a screw rod; the screw rod is arranged in a fixed base; the threaded hole is formed in the middle position of the fixed base; the screw rod is arranged in the threaded hole; the sucker is arranged at the lower end surface of the screw rod; the screw rod is rotatably connected with the fixedbase through the threaded hole; and the fixed base is arranged at the lower side of the outer surface of the device body, the design of the optical component carrier and optical measurement device solves the problem that the original optical component carrier and optical measurement device is not sufficient in stability. The optical component carrier and optical measurement device has the advantages of reasonable structure, preferable dustproof effect, and high protection property.

The debridement nursing device comprises a main body, a debridement adjusting mechanism, an auxiliary debridement mechanism, an auxiliary lifting mechanism and a cleaning and drying standby mechanism, the debridement adjusting mechanism is arranged in the middle of the front end of the main body, and the auxiliary debridement mechanism is arranged at the front end of the debridement adjusting mechanism; auxiliary lifting mechanisms are arranged on the two sides of the middle of the main body, a cleaning and drying standby mechanism is arranged below the auxiliary lifting mechanisms, and the debridement adjusting mechanism comprises a first mounting part. According to the debridement nursing device for operating room nursing, a medical worker can prepare two sets of surgical instruments, after the first set of surgical instruments is used up, a user can take out the other set of surgical instruments for use, and a nurse beside can slide and mount the used set of partitioned racking boxes into the assembly matching box; and then a threaded propelling structure among a threaded mounting rod, a third motor and a threaded mounting sleeve is used for effectively lifting the mounting supporting box, so that a series of cleaning and drying operations can be conveniently carried out on the medical instruments in the subarea mounting box in the follow-up process.

The invention relates to a photovoltaic panel chassis, in particular to a photovoltaic panel chassis capable of automatically calibrating a light source. A photovoltaic panel chassis capable of automatically calibrating a light source comprises a supporting bottom box, a fixed bottom plate, a rotating seat, a vertical rotating shaft, a first photoelectric sensor and the like, the fixed bottom plate is fixedly connected to the bottom of the supporting bottom box, the vertical rotating shaft is rotatably arranged in the middle of the supporting bottom box, and the rotating seat is fixedly connected to the lower portion of the vertical rotating shaft. A first photoelectric sensor is fixedly connected to the left of the front side of the rotating seat. The first photoelectric sensor and the second photoelectric sensor respectively detect that the intensity of two light sources is inconsistent, the first photoelectric sensor and the second photoelectric sensor simultaneously send signals, and the control module controls the servo motor to work after receiving the signals, so that the mounting bottom box rotates forwards to drive the photovoltaic panel to rotate forwards to calibrate the light sources. And the position of the photovoltaic panel is automatically adjusted without influencing the working efficiency.