287results about How to "With dustproof function" patented technology

The invention provides a self-cleaning hydrophilic composite material and a preparation method thereof, wherein the self-cleaning hydrophilic composite material comprises a transparent substrate and a composite film positioned on the transparent substrate surface; the composite film comprises hollow microspheres with cavities therein, a spherical shell material of the hollow microspheres is a composite particle; the composite particle is a core-shell coating structure, a core material is SiO2 nano particle, a shell material is TiO2, the particle size of the shell material TiO2 is less than that of the core material SiO2. By improving a film structure on the basis of a microscopic structure, the self-cleaning hydrophilic composite material simultaneously has ultra-hydrophilic antifogging, anti-microbial and dustproof effects, and the time of the ultra-hydrophilic effectiveness is prolonged.

The invention discloses a power distribution cabinet. The power distribution cabinet is reasonable and simple in structure, low in production cost and convenient to mount and also has dust removal and heat dissipation functions. During use, an upper cover and an end cover are opened, and a blowing fan is switched on to dissipate heat; meanwhile, a first valve plate and a second valve plate are opened, and an exhaust fan and a suction fan are switched on for further heat dissipation, so that the heat dissipation effect is greatly enhanced, and heat dissipation of internal elements is guaranteed; when the heat dissipation is not needed, the fans stop working, the first valve plate and the second valve plate are closed, the upper cover is closed, bolts are locked, and the end cover is closed, so that dust can be effectively prevented; furthermore, by arrangement of a filter net, an air guide plate and a blocking net, the dust can be prevented from entering a power distribution cabinet body.

The invention discloses an LED road lamp with a mounting interface support combined component. The LED road lamp comprises the mounting interface support combined component, an LED bulb (102) with waterproof and dustproof functions and a radiator is arranged on the mounting interface support combined component, a metal punched or plastic die-cast lamp shell (101) is arranged outside the mounting interface support combined component, the mounting interface support combined component is connected with a lamp post (116) through a lamp fixing flange (106) and comprises a tube support (108), the lamp fixing flange (106) and a lamp shell and bulb fixing support (110) which are connected with one another, and the tube support (108) is formed by cutting standard tubes in a sectioned manner. The LED road lamp is simple in structure, low in manufacturing cost and convenient to mount, use and maintain. The bulb (an independent light source) of the LED lamp, a lighting fixture and a lighting control product can be respectively independent in production and use, production links of LED lighting products are greatly decreased, batch production is improved, and standard large-scale production and industrialization of the energy-saving LED lighting products are facilitated.

The invention relates to a lunar rover release mechanism, in particular to a lunar rover release mechanism of a vertical elevating type, solving the problems that the prior lunar rover release mechanism has the defects of higher slideway processing precision, easy deformation, low release height, low rigidity, multiple degree of freedom and complicated structure, and a locking and unlocking mechanism needed between a lunar rover and a mechanical arm causes greater power consumption. An upper shell and a middle shell are sequentially sleeved on either screw, the lower end of a long plate is mounted on a rear shaft, a short plate limit folded plate is mounted on the outer side surface of the long plate, and two shaft end covers are mounted at the upper end of the long plate and respectively buckled at both ends of a front shaft; one end of one unlocking button and one end of the other unlocking button are respectively mounted on two end surfaces of the two shaft end covers, the other end of one unlocking button and the other end of the other unlocking button are respectively buckled on the two screws, and two short plate connecting sleeves are mounted at the upper end of the short plate and sleeved on the front shaft. The invention has the advantages of high release height, good rigidity, simple structure, little power consumption, and the like.

The invention provides an adjustable heat dissipation auxiliary device for a computer. The adjustable heat dissipation auxiliary device for the computer comprises a base, four telescopic rods and a first fixing block, wherein bottom ends of the four telescopic rods are fixed to a periphery of a top of the base, and a top plate is fixedly connected among the tops of the four telescopic rods; the bottom of the first fixing block is fixed to the top of the base. According to the adjustable heat dissipation auxiliary device for the computer, air is cooled into cold air through an air cooler, and the cold air is blown to the computer from an air outlet pipe to dissipate heat of the computer. Due to a fact that a filter plate is located at an air inlet pipe and is attached to the air inlet pipe,external dust can be blocked by the filter plate when the air cooler sucks air, the computer is effectively cooled, and a dustproof function is achieved. The device effectively drives the computer tocarry out height adjustment through a rotating handle, and a user can use the computer more comfortably.

The invention belongs to the technical field of agricultural film preparation, and particularly relates to a five-layer coextrusion greenhouse film with functions of high dustproofing and long-lastinglight conversion and a preparation method. The five-layer coextrusion greenhouse film with the with the functions of high dustproofing and long-lasting light conversion comprises an outer layer, a secondary outer layer, a middle layer, a secondary inner layer and an inner layer, wherein the outer layer and the secondary outer layer are dripping layers of the greenhouse film, the middle layer is an insulating layer of the greenhouse film, and the inner layer and the secondary inner layer are longevity layers of the greenhouse film; light conversion masterbatch is added to the secondary inner layer, and dustproof masterbatch is added to the inner layer. The five-layer coextrusion greenhouse film with functions of high dustproofing and long-lasting light conversion has a dripping function, alight conversion function and a dustproof function; the preparation method is scientific, reasonable, simple and feasible; Crops in a greenhouse covered with the five-layer coextrusion greenhouse film with the functions of high dustproofing and long-lasting light conversion have the advantages of fast growth, good fruit setting, multiple fruits, high stress resistance, early maturity, increased yield and good quality.

The invention provides a structural design proposal for a novel healthy energy-saving building. The structural design proposal ensures that the building has good ventilation effect and has functions of energy conservation, sun shading, insect prevention, dust prevention and noise reduction at the same time, and also ensures that the indoor temperature is not lower than 15 DEG C in winter and not higher than 24 DEG C in summer under the condition of no use of any energy and the relative humidity is between 40 and 50 percent and the indoor oxygen content is improved by more than two times, is favorable for the health of human bodies and the energy conservation, and greatly reduces the using amount of air conditioners, namely reduces the using amount of Freon, thereby having unneglectable effect on the protection of an ozone layer in the atmosphere. The design on a window abandons the design of the prior window, adopts a multifunctional window, does not need an opening sash, and also has a multilayer glass structure, so the structural design proposal has high sound insulation property, and can achieve no insects, no dust and high anti-theft performance indoors.

The invention discloses a double-row full-ball self-aligning ball bearing with a large self-aligning angle, and belongs to the technical field of bearings. The double-row full-ball self-aligning ball bearing with the large self-aligning angle solves the problems that an existing self-aligning ball bearing is small in self-aligning angle range, and cannot meet special working condition needs of low starting torque and a large operating angle. The double-row full-ball self-aligning ball bearing comprises an outer ring, an inner ring, two dustproof covers and a plurality of rolling bodies, wherein the middle cross section of the outer radial surface of the inner ring and the cross section of the inner radial surface of the outer ring are in the shape of circular arc; a curvature center of the inner radial surface of the outer ring is consistent with that of the middle of the outer radial surface of the inner ring; two ring-shaped roller paths which are arranged side by side are arranged in the circumferential direction on the outer radial surface of the inner ring; the two ring-shaped roller paths are symmetrically arranged with respect to the radial central line of the inner ring; the plurality of rolling bodies are tightly arranged in the two ring-shaped roller paths separately; the dustproof cover is a ring-shaped plate; and the two dustproof covers are fixedly arranged at the two ends of the outer ring symmetrically, and are positioned between the outer ring and the inner ring. According to the double-row full-ball self-aligning ball bearing disclosed by the invention, the self-aligning angle of the bearing is effectively increased.

The invention discloses a waterproof tensile insulator with a dustproof function. The waterproof tensile insulator comprises a mounting column. The front surface of the mounting column is fixedly connected with a mounting rack; a body box is fixedly connected to the right side of the top of the mounting rack; an insulating sleeve and a mounting frame are fixedly connected to the top and the bottomof the inner wall of the body box respectively; movable rods are fixedly connected between the two sides of the top of the inner wall and the bottom of the mounting frame; and supporting frames are movably connected to the surfaces of the movable rods. The invention relates to the technical field of insulator equipment. According to the waterproof tensile insulator with the dustproof function, amovable box is driven by the power of a first electric rod to move up and down, in the moving process, a water conveying pipe is used for driving a cleaning head to carry out micro cleaning on the surface of the insulator, and a second electric rod drives a cleaning brush to brush the surface of the insulator when the insulator is cleaned, so that the dustproof effect of an insulator body is achieved; and the whole device is reasonable in structural design, obvious in dustproof and dust removal effect and suitable for popularization and development.

The invention discloses a display screen with a dust prevention function for a medical facility. The display screen comprises a screen main body, rotating handles and traction lines, wherein two sidesof the screen main body are connected with rotation support rods through fixing shafts, sheltering cloth is arranged in the middle of the screen main body, a sliding block is clamped inside each rotation support rod, the part between the sliding blocks is connected with the sliding base through a first rotation shaft, and a brush head is fixed to the top end of the sliding base. For the display screen with the dust prevention function for the medical facility, the dust removal work can be well carried out at the upper part of the whole display screen under the effects of the sliding blocks, meanwhile, the upper part of the whole display screen can be well sheltered under the effect of the shielding cloth, thus the effect of preventing dust for the upper part of the liquid crystal screen is achieved, the data can be conveniently observed, and further, the service life of the whole display screen main body is prolonged.

The invention discloses a 60mm hand grenade bag. The 60mm hand grenade bag comprises a bag cover, a bag body, a bag bottom, a bag back and an inserting strip. The bag cover is arranged on the front face of the bag body which can carry a 60mm hand grenade, and a pulling strip is arranged on the bag cover. The bag cover, the bag body and the bag bottom are made of double-layer fabrics. The bag body and the bag bottom are connected by splicing joints and then hooking and pressing the joint. The bag back is arranged on the back face of the bag body, and a pulling belt is arranged on the inner face of the bag back. The inserting strip for being connected with a general connector on a tactical vest is arranged on the back face of the bag body. The 60mm hand grenade bag can protect the 60mm hand grenade, and has the functions of preventing water, sand and dust. The demands for carrying of airborne troop maneuvers, training and actual combats can be met, tactics movement is not affected, the 60mm hand grenade can be pocketed and taken out of the 60mm hand grenade bag fast and conveniently, and the comfort and convenience of carrying the 60mm hand grenade bag are improved. The 60mm hand grenade bag is suitable for being used when soldiers walk with the 60mm hand grenade.

The invention discloses membrane antistatic fluid. The membrane antistatic fluid is prepared from, by weight, 60-80% of ethyl alcohol, 1.6-10% of conductive liquid, 2.8-14% of n-hexane, 0.1-0.2% of essence and 7-30% of water. The invention further discloses a preparation method of the membrane antistatic fluid. The method includes the steps that firstly, ethyl alcohol, conductive liquid, n-hexane, essence and water are evenly mixed according to the ratio; secondly, the surface of a varicosity polytetrafluoroethylene membrane is evenly coated with the antistatic fluid; thirdly, the varicosity polytetrafluoroethylene membrane evenly absorbs the antistatic fluid; fourthly, the polytetrafluoroethylene membrane with the antistatic fluid absorbed is dried; fifthly, the dried polytetrafluoroethylene membrane is rolled. The antistatic membrane manufactured through the formula and the method is used for wrapping a towing chain, can effectively reduce the amount of static electricity generated by the towing chain in work, and meanwhile effectively achieves the dustproof effect.

The invention is applied to the technical field of production of a circuit connecting accessory, and provides a connecting structure of a charger. The connecting structure of the charger comprises a connector connected with a charger body and a connecting base connected with a charged device. The connector comprises a plastic body which is provided with two protruding magnetic electrode heads connected with anode and cathode of the charger body. The connecting base comprises a plastic shell and anode and cathode electrifying columns made of iron materials. The plastic shell is provided with two countersinks adaptive to the magnetic electrode heads in position. The two electrifying columns are respectively arranged in the two countersinks. The invention further provides the charger and a portable lamp provided with the charger, and the charger and the portable lamp also have the connecting structure of the charger. The connecting structure of the charger provided by the invention is durable in use, and more concise and quick to connect during charging. In addition, the connecting structure of the charger further has the dustproof and waterproof functions, and the using safety is ensured.

The invention provides an indoor unit of an air conditioner. The indoor unit comprises a shell and a door body assembly installed on an air outlet. The door body assembly and the outer surface of the shell are in smooth transition when the door body assembly seals the air outlet. The door body assembly further comprises two decorative blocks and a door sheet rotationally installed between the two decorative blocks. The indoor unit further comprises a telescoping mechanism and a rotating mechanism, wherein the telescoping mechanism is installed on the air outlet and used for pushing the decorative blocks to conduct opening and closing reciprocating motion, and the rotating mechanism is used for driving the door sheet to rotate relative to the two decorative blocks. The working process of the indoor unit includes the steps that the telescoping mechanism pushes the decorative blocks out, the rotating mechanism drives the door sheet to rotate by a preset angle, the telescoping mechanism retracts, and the rotating mechanism drives the door sheet to swing back and forth. Through opening, closing and swing of the whole door body assembly, the whole indoor unit of the air conditioner has the sense of science and technology and is fashionable in appearance; in addition, the door sheet has both the dustproof function and the swing function, and compared with an existing indoor unit of the air conditioner, the indoor unit is better in comfort and more obvious in differentiation.

The invention discloses hardware die machining drilling equipment with a dustproof function. The hardware die machining drilling equipment comprises a drilling equipment body, a sealing plate is fixedly hinged to the front face of the drilling equipment body through two hinges, a handle is fixedly connected to the front face, far away from the hinges, of the sealing plate, and a fixing plate matched with the drilling equipment body is fixedly connected to the interior of the drilling equipment body. According to the hardware die machining drilling equipment with the dustproof function, a groove and a through hole are formed inside the fixing plate, waste chippings generated in the drilling process can be effectively prevented from splashing inside the drilling equipment body, dust prevention of the drilling equipment body is facilitated, under the effect of a guide plate, the waste chippings generated in the drilling process can be guided into a containing box and can be conveniently collected, the dustproof effect of the drilling equipment body can be better, the drilling equipment body can be used more conveniently, and drilling on a hardware die through the drilling equipment body is facilitated.

The invention discloses a storage battery fixing device. The storage battery fixing device comprises a left side plate, a right side plate and a base, wherein the left side plate and the right side plate are welded and fixed at the left side edge and the right side edge of the base respectively; the storage battery fixing device further comprises a top cover and a front cover; the top cover is buckled at the tops of the left side plate and the right side plate and the tail part of the top cover is in clamping connection with the base; the other three edges except the bottom edge of the front cover have turning edges; the bottom edge of the front cover is in hinge connection with the base through a hinge; a bracket lock is mounted on an inner wall of the front cover; the bracket lock is provided with two locking rods; the inner wall of the front cover is further provided with a bracket for mounting the locking rods; locking rod baffle plates, which are matched with the locking rods, are arranged on the left side plate and the right side plate. The storage battery fixing device disclosed by the invention can be used for effectively protecting a storage battery and also has an anti-theft function.

The invention discloses a grinding device for production and processing of a stainless steel product. The grinding device comprises a damping base and a supporting base, wherein the supporting base isfixedly arranged on the damping base, a cavity structure is formed in the supporting base, a grinding unit, a clamping unit and a cooling and dust-removing unit are arranged on the supporting base, and the clamping unit is located right below the grinding unit. According to the grinding device, the stainless steel product can be mechanically and rapidly ground, time and labor are saved, a dust-proof function is achieved, the grinding device is beneficial to improve the production and processing efficiency of the stainless steel product and protect the health of workers, the operation is simple, the use is convenient, and the practicability is very high.

The invention discloses a nanometer material mould-proof formaldehyde-removing environment-friendly coating. The coating is prepared from the following raw materials in parts by weight: 4 to 6 parts of formaldehyde absorbing agent, 10 to 16 parts of formaldehyde-removing filler, 8 to 14 parts of effective adjuvant, 9 to 15 parts of nanometer material, 2 to 4 parts of silane coupling agent, 28 to 36 parts of high-molecular polymer, 0.2 to 0.8 part of petal extracting solution, 2 to 4 parts of lubrication-increasing water mist-proof wax powder and 7 to 9 parts of organic solvent. The coating disclosed by the invention has an excellent formaldehyde-removing and air-purifying performance, is relatively good in a mould-proof and sterilizing performance, and poisonless and harmless, has the fragrance of flower, and is relatively excellent in a caking property and surface flatness; meanwhile, raw material components of the coating are safe and reliable, healthy and harmless to human bodies, the raw materials are available, the cost is relatively low, and the process is simple. Therefore, the coating has relatively high practical value and a good application prospect.

The invention discloses a coating for a photovoltaic power generation solar panel and a preparation method thereof. The coating is prepared from the following raw materials in parts by weight: 50 to 60 parts of mixed resin, 15 to 25 parts of light reflecting additive, 8 to 14 parts of synergistic additive, 9 to 15 parts of nanometer material, 4 to 6 parts of silane coupling agent, 3 to 5 parts ofgraphene, 7 to 9 parts of enhancing fibers, 3 to 5 parts of anti-aging agent, 4 to 8 parts of stabilizer, 3 to 7 parts of film forming agent, and 20 to 30 parts of organic solvent. The coating has theadvantages that the light reflecting property is very good; the adhering property and surface flatness are excellent; the weather-resistant and aging-resistant properties are realized; the film surface is smooth and fine, and the anti-seepage property is good; the certain self-cleaning property is realized. The preparation method has the advantages that the raw materials are easy to obtain, the cost is lower, the technology is concise, and the higher practical value and good application prospect are realized.

The invention discloses a damp-proof and dust-proof communication cabinet capable of ascending and descending. The cabinet comprises a main box body. A cabinet cavity is formed in the main box body. Cabinet sliding cavities are communicated with the lower end wall of the cabinet cavity in a bilateral symmetry mode. The lower end wall of the cabinet cavity is communicated with a fan blade cavity. Acabinet of which one part is positioned in the right translation gear is arranged in the cabinet cavity. Four communication equipment cavities with the same size are arranged in the cabinet. A lifting rack cavity positioned on the lower side of the cabinet cavity is formed in the main box body. A sleeve bevel gear cavity is formed in the left side of the lifting rack cavity. The communication cabinet is arranged underground. The whole communication cabinet has moisture-proof and dust-proof functions, and can effectively avoid the influence of external natural disasters and man-made damage. The cabinet is provided with the automatic lifting and translation mechanism, enables the maintenance and replacement of communication equipment in the cabinet to be quicker and more convenient, and caneffectively discharge the heat generated by the communication equipment in the cabinet during work to the outside through the arrangement of the cooling fan and the cooling holes.

The invention discloses a shielded weak power cable bridge stand and relates to the technical field of a cable bridge stand. The shielded weak power cable bridge stand includes a U-shaped substrate, acover plate and a support frame, wherein a fixed block is fixedly connected with a top portion of a left side of the U-shaped substrate, a rear surface of the fixed block is rotatably connected witha left side of a bottom portion of the cover plate by a connecting rod, and a first sliding rail is fixedly connected with a bottom portion of an inner wall of the U-shaped substrate. The shielded weak electric cable bridge stand is advantaged in that the U-shaped substrate and a shielding layer disposed in the cover plate can prevent a weak electric cable from being interfered by an external magnetic field, smooth and normal operation is achieved, reliability of the cable bridge stand is improved, a movable frame can separate the space inside the U-shaped substrate, cables are classified andplaced and are not easy to be entangled, workers are convenient to distinguish and find, a baffle is pulled outwards to disengage a limiting rod from an arc groove, the position of the support frame can be moved, and thereby the purpose of adjusting the height of a support plate is achieved, a space utilization rate is improved, and practicality is improved.

The invention discloses a keypress, comprising a key cap and a contact piece, wherein, the key cap comprises a key cap cover, a key cap sidewall and a key cap base; the key cap base and the key cap cover are separately connected with the corresponding two sides of the key cap sidewall, a through-hole is arranged in the middle of the key cap base, the contact piece is connected with one side face of the key cap cover and arranged in a cavity which is formed by the key cap cover and the side face of the key cap, the contact piece is penetrated through the through-hole and the outer sidewall of the key cap base is inclined inwardly along the positive pressure direction of the keypress. When keypress undertakes a lateral pressure, the distance between the outer sidewall of the key cap base on the raised end and a lining board of the keyboard can not be reduced when the keypress declines, thus avoiding the problem that the keypress is blocked owning to the contact between the side wall of the key cap base and the lining board of the keyboard. The invention also provides a keyboard with the keypress.