19results about How to "Improve anti-static performance" patented technology

The application provides an anti-static antenna and a communication device. The anti-static antenna comprises a dielectric substrate, a coaxial line and a radiator. The radiator is arranged on the dielectric substrate. The radiator comprises a radiation part and a grounding part. The radiator is electrically connected with an inner conductor. The grounding part is electrically connected with a shielding layer. The radiator further comprises an anti-static part which is electrically connected between the radiator and the grounding part. The anti-static antenna provided by the application has the advantage of good anti-static effect.

The utility model relates to the technical field of filter material base cloth, and discloses alkali-free glass fiber grid anti-static filter material base cloth which comprises anti-static filter material base cloth, a plurality of reinforcing assemblies are arranged at the top end and the bottom end of the anti-static filter material base cloth, anti-static cloth is arranged at the top end and the bottom end of the anti-static filter material base cloth, and the reinforcing assemblies are arranged at the bottom end of the anti-static filter material base cloth. According to the alkali-free glass fiber grid anti-static filter material base cloth disclosed by the utility model, the supporting property of the alkali-free glass fiber grid anti-static filter material base cloth is improved through the arrangement of the plurality of reinforcing assemblies, so that the alkali-free glass fiber grid anti-static filter material base cloth is not easy to deform in the use process when being made into a filter bag; according to the alkali-free glass fiber grid anti-static filter material base cloth, the anti-static effect of the alkali-free glass fiber grid anti-static filter material base cloth is improved through the arrangement of the anti-static cloth, the side edges of the alkali-free glass fiber grid anti-static filter material base cloth are not prone to loosening through the arrangement of the edge sealing assemblies, and the influence on the quality of a filter bag made of the alkali-free glass fiber grid anti-static filter material base cloth is avoided.

The invention discloses a high-flame-retardant EVA (Ethylene Vinyl Acetate) foaming material and a preparation method thereof, and relates to the technical field of high polymer materials. The high-flame-retardant EVA foaming material is prepared from a coated functional filler, a nitrogen-doped graphene-like carbon / cobalt nano composite material, EVA, stearic acid, zinc stearate, zinc oxide, a foaming agent AC and dicumyl peroxide, a core-shell combined filler composed of a coated functional filler and a nitrogen-doped graphene-like carbon / cobalt nano composite material is uniformly distributed in an EVA three-dimensional network cross-linked matrix to form a porous material with a uniform closed cell structure, so that the flame retardant property is improved by virtue of a physical barrier effect and a catalytic carbon formation mechanism, and an efficient and stable conductive network is also constructed; the antistatic performance is optimized, and the application range of the EVA foaming material is widened.

The utility model relates to the technical field of fabrics, in particular to an antistatic polyester fiber fabric, which comprises a wear-resistant waterproof layer, and a flame-retardant thermal insulation layer, an antistatic layer, an antibacterial layer and a waterproof breathable layer which are sequentially arranged from top to bottom, the flame-retardant heat preservation layer is connected to the lower portion of the wear-resistant waterproof layer, the antistatic layer is connected to the lower portion of the flame-retardant heat preservation layer, the antibacterial layer is connected to the lower portion of the antistatic layer, and the waterproof breathable layer is connected to the lower portion of the antibacterial layer. The strength and the wear resistance of the fabric can be enhanced through the resin fibers and the ultra-high molecular weight polyethylene fibers, the abrasion of the fabric is reduced, the waterproof breathable film is used for blocking moisture and dust, water molecules can easily pass through the micropores in the film, the breathability is achieved, and the air pressure balance function is achieved; meanwhile, water can be prevented from permeating, the waterproof performance of the cloth can be improved, and the air permeability of the cloth can be kept.

The utility model discloses an anti-static cotton yarn belt matched with a steel coil breaking device, which relates to the technical field of anti-static cotton yarn belts and comprises a hanging belt, a plurality of arc-shaped grooves are arranged on the surface of the hanging belt at equal intervals, anti-static reinforcing ribs are arranged in the arc-shaped grooves, and the whole anti-static reinforcing ribs are made of carbon fiber materials. The anti-static reinforcing ribs are sewn and fixed to the surface of the hanging belt through high-strength sewing lines, hanging openings are formed in the two ends of the hanging belt, and the hanging belt is of a multi-layer structure. According to the anti-static cotton yarn tape, the liner and the silicon rubber case are matched with each other, the anti-static cotton yarn tape is conveniently prevented from being cut by sharp articles, the use safety of the anti-static cotton yarn tape is improved, the use stability of the anti-static cotton yarn tape is further achieved, the anti-static cotton yarn and the anti-static reinforcing ribs are matched with each other, static electricity is conveniently prevented, and the anti-static cotton yarn tape is convenient to use. The anti-static performance and the tear resistance of the whole structure are improved, the anti-static function is achieved, and finally the problem of the discharge phenomenon in the using process is solved.

This utility model provides an antistatic flattening roller for plastic film, comprising: a roller body, mounting frames at both ends of the roller body, and clamping mechanisms for fixing an external static eliminator ion generator module on the mounting frames. The roller body includes a spindle, a conductive rubber layer is fixedly sleeved on the outer side of the spindle, and conductive copper rings are fixedly sleeved at both ends of the spindle. Compared with the prior art, this utility model has the following advantages: by setting the contact discharge of the conductive rubber layer and the conductive copper rings, and cooperating with the non-contact pre-neutralization of static electricity by the ion wind generated by the external ion generator module, the load on the roller is reduced, thereby realizing a dual static elimination mechanism of contact discharge + ion neutralization, thus improving the antistatic effect of the roller. The clamping mechanism is used to fix the external static eliminator ion generator module.

The utility model discloses a kind of anti-static filter bag for flue gas treatment, it is related to filter device technical field.To solve the problem of explosion and fire problem caused by static discharge spark when collecting dust in prior art.A kind of anti-static filter bag for flue gas treatment, including activated carbon adsorption layer, the upper surface of the activated carbon adsorption layer is fixedly installed with connecting rod, the top of connecting rod is fixed with mounting assembly, mounting assembly is installed with clamping block, clamping block is fixed on mounting ring, the bottom of mounting ring is fixed with anti-static filter bag main body, and anti-static filter bag main body is fixed by positioning assembly.This anti-static filter bag for flue gas treatment, the antistatic layer set up can effectively dredge the static electricity of anti-static filter bag main body surface, avoid the security risk caused by static electricity accumulation, remove the dust adhered to the surface of anti-static filter bag main body by the anti-static needle felt set up, avoid dust to block anti-static filter bag main body, affect the filtering effect of anti-static filter bag main body.

This utility model relates to an antistatic PE composite film structure, comprising: a film body, with easy-tear grooves at both ends of the film body, the easy-tear grooves having a serrated structure design; multiple sets of circular grooves on the surface of the film body, with connecting grooves between the multiple sets of circular grooves, the interiors of the circular grooves and the connecting grooves being interconnected; a limiting frame fitted at the top and bottom of the film body, with multiple sets of protrusions fixedly connected to the top of the limiting frame, and a hydrophobic groove between two sets of protrusions; the inner sidewall of the limiting frame is coated with antistatic adhesive, and the limiting frame is bonded to the film body by the antistatic adhesive. The beneficial effect of this utility model is that, through the design of the circular grooves and connecting grooves, static electricity generated after friction with external objects during transportation can be reduced, greatly improving the overall practicality.

The utility model discloses a kind of metal grid shielding cases of anti-static interference's LCD display screen, it is related to LCD display screen technical field, and it includes: metal cover and the metal grid being set in the inside of metal cover, the rear surface of the metal cover is provided with shielding case, and the rear surface of the metal cover is provided with electromagnetic shielding film in the front of shielding case, the outside of the metal cover is also installed with ground plate, the front surface of the metal cover and the rear surface of shielding case are coated with antistatic coating. By installing shielding case on the rear surface of metal cover to increase its thickness, which can effectively improve the shielding ability of electromagnetic interference, and using ground plate can transmit static electricity to the ground through the conductor, avoid static electricity affecting the work of LCD display screen, by setting electromagnetic shielding film between metal cover and shielding case, which effectively suppresses electromagnetic interference and static interference, thereby improving display effect and the stability of equipment.

This invention discloses an antistatic, antibacterial, and formaldehyde-removing ceramic tile and its preparation method, belonging to the field of special ceramic tile technology. The antistatic, antibacterial, and formaldehyde-removing ceramic tile of this invention comprises, from bottom to top, a tile body, a surface glaze layer, and a protective glaze layer. The surface glaze layer is made from a surface glaze base material and nano-sized oxide materials, including any one or more combinations of nano-zinc oxide, nano-titanium dioxide, nano-alumina, and nano-magnesium oxide. The protective glaze layer is made from a protective glaze base material and an antistatic material. This invention, by adding nano-sized oxide materials to the surface glaze layer, allows the nano-sized oxide materials and the antistatic materials in the protective glaze layer to interact, giving the tile excellent antistatic effects and also enabling it to possess antibacterial and formaldehyde-removing functions. This broadens the functionality of the tile, allowing it to be used in diverse environments and solving the problems of poor antistatic effects and limited functionality in current antistatic ceramic tiles.

The invention discloses a circuit board chip maintenance anti-static operation table with a self-cleaning function, which comprises support frames connected for supporting, an inner table seat arranged in the middle of the upper sides of the support frames, and a fixed frame fixed on the rear upper sides of the two support frames, a power supply plate is arranged between the lower sides of the two fixing frames, a storage plate fixed in position is arranged between the lower sides of the two fixing frames, a hole plate fixed in position is arranged on the upper sides of the two fixing frames, and an inclined lighting plate is arranged on a top plate. And then the table pad is driven to stably rotate along a closed path formed by the inner table base, the filling base and the rotating rod, small maintenance tools, to-be-detected chips, components and other articles left on the surface of the table pad automatically slide into an embedded storage box below along an inclined plane under the action of gravity when the table pad rotates to an inclined filling base area, and orderly storage of the small articles is completed.

The utility model discloses a Flumeus filter bag with an anti-static structure, which comprises a filter bag body, the filter bag body is arranged in the middle of the inside of a supporting assembly, the supporting assembly comprises a base, supporting rods and a top frame, and the outer side of the upper end of the base is connected with the lower end of the top frame through a plurality of supporting rods arranged at equal intervals. Meanwhile, the upper end of the top frame is fixedly connected with the top of the filter bag body through a clamping positioning sleeve, a positioning frame is installed at the lower end of the middle of the clamping positioning sleeve, a bearing is arranged in the middle of the positioning frame, a vertical shaft is arranged in the middle of the bearing, cleaning frames are arranged on the two sides of the vertical shaft, and the two cleaning frames are arranged in a staggered mode; meanwhile, the outer sides of the two cleaning frames are attached to the inner wall of the filter bag body. According to the Flumeus filter bag with the anti-static structure, the positioning frame, the bearing, the vertical shaft, the limiting seat, the cleaning frame, the connecting disc and the transmission rod are matched for use, so that the vertical shaft is convenient to rotate, dust adhered to the inner wall of the filter bag body is cleaned by the cleaning frame, the anti-static effect is improved, and cleaning is convenient.

The utility model discloses a kind of anti-static vacuum feeding machine, it is related to feeding equipment technical field, including including feeding machine, vacuum pump, feed pipe, discharge assembly, antistatic coating, grounding assembly and ion wind generating component, vacuum pump is fixedly arranged on feeding machine by support.The utility model is prevented through the setting antistatic coating, grounding assembly and ion wind generating component multidimensional antistatic system, from preventing charge accumulation, leading away charge that has been generated, neutralize material charge carrying three aspects synergistic effect, antistatic effect is more comprehensive, more stable, effectively solve material adsorption, electrostatic discharge etc. Problem, production safety and material conveying efficiency are guaranteed;Through the setting material humidity detection unit and negative pressure adjusting component, according to material humidity, internal negative pressure etc. Actual working condition of feeding machine, dynamically adjust ion wind output intensity and internal negative pressure, so that anti-static measure can adapt to the demand of different material, different working condition, improve the applicability and reliability of equipment.

The utility model discloses a durable anti-static graphite heat dissipation adhesive tape which comprises a rolling sleeve, and an adhesive tape body is wound on the outer side of the rolling sleeve. The adhesive tape body is composed of a graphite temperature conducting layer, a first adhesive layer and a second adhesive layer, the graphite temperature conducting layer is located in the middle, the first adhesive layer is located on the upper side of the graphite temperature conducting layer, and the second adhesive layer is located on the inner side of the graphite temperature conducting layer; the transverse heat dissipation prevention mechanism is used for reducing the transverse heat dissipation performance of the adhesive tape and guaranteeing the overall heat dissipation effect, the graphite heat conduction layer is made of graphite sheets, the thickness of the first adhesive layer is the same as that of the second adhesive layer, and the first adhesive layer and the second adhesive layer are both made of silica gel containing carbon nanotubes. When the heat dissipation adhesive tape is used, the heat dissipation adhesive tape has good vertical heat dissipation performance, the heat dissipation effect is improved, and in addition, due to the special arrangement of the adhesive layer part, the overall heat dissipation performance is further improved.

The invention discloses a waterborne polyurethane anti-static mortar floor coating and a preparation method thereof, and belongs to the technical field of floor coatings. Mixing deionized water, a dispersing agent, water-based castor oil modified polyol resin and a defoaming agent to obtain a component A; mixing a curing agent and a diluent to obtain a component B; mixing cement, quartz sand, calcium hydroxide, a water reducing agent and a dry powder defoaming agent to obtain a component C; mixing the plasticizer, the conductive filler, the anti-static additive and the color paste to obtain a component D; sequentially mixing the component A, the component D, the component B and the component C to obtain the waterborne polyurethane anti-static mortar floor coating. The antistatic additive is prepared by the following steps: dispersing polydopamine coated halloysite powder in deionized water, adding sodium alginate and tin-doped zinc oxide coated titanium dioxide conductive particles, uniformly stirring, adding a cross-linking agent, carrying out a cross-linking reaction, and carrying out vacuum freeze drying. The antistatic property of the waterborne polyurethane mortar floor coating is improved by adding the antistatic auxiliary agent and the conductive filler in a synergistic manner.

The utility model relates to the technical field of PTFE needled felt manufacturing, and discloses an anti-static PTFE needled felt which comprises base cloth, static electricity elimination layers used for eliminating static electricity are arranged on the upper side and the lower side of the base cloth respectively, anti-static liquid treatment layers are arranged at the upper end of the static electricity elimination layer close to the upper portion and the lower end of the static electricity elimination layer close to the lower portion respectively, and a ground wire butt joint wire is arranged on one side of the base cloth. The needled felt is composed of base cloth, static elimination layers are arranged on the upper side and the lower side of the base cloth respectively and used for effectively reducing the static value, anti-static liquid treatment layers are arranged at the upper end of the static elimination layer close to the upper portion and the lower end of the static elimination layer close to the lower portion respectively so as to enhance the anti-static performance, and particularly, pure copper wire woven nets are embedded into the two static elimination layers so that the static elimination layers can be effectively prevented from being damaged. When static electricity is accumulated on the surface of the needled felt, the static electricity is guided into the pure copper wire woven net through the static electricity elimination layer and is safely guided into the ground through the ground wire butt joint wire, so that the static electricity is effectively eliminated, and the problem that the anti-static effect is reduced after a traditional anti-static PTFE needled felt is used for a long time is solved.

The utility model relates to the technical field of LED (light-emitting diode) display, in particular to a PCB (printed circuit board) for an LED display screen module, which comprises a substrate, the substrate is of a four-layer structure and sequentially comprises a first signal layer, a main power supply layer, a ground wire layer and a second signal layer from top to bottom, a plurality of LED lamp bead mounting positions are arranged on the upper surface of the first signal layer and used for mounting LED lamp beads, and the second signal layer is arranged on the lower surface of the main power supply layer. A high-speed signal line and a driving chip are further arranged on one side of the LED lamp bead mounting positions and located on the upper surface of the first signal layer, the main power supply layer is used for providing main power supply voltage, the ground wire layer is used for providing ground wires, a low-speed signal line is arranged on the surface of the second signal layer, and a heat dissipation structure is arranged at the bottom of the second signal layer. And a plurality of through holes are formed among the first signal layer, the main power supply layer, the ground wire layer and the second signal layer in a penetrating manner.

The utility model relates to the technical field of mechanical engineering, and discloses an automatic rubber sticking device which comprises a base, guide paper, a rolling shaft assembly, a pressing assembly and a telescopic assembly, the guide paper is fixedly arranged at the end of the base and arranged on the rolling shaft assembly, and the rolling shaft assembly is arranged on the base. A pressing assembly is arranged on the rolling shaft assembly, and the pressing assembly is arranged on the telescopic assembly; through cooperation of the rolling shaft assembly, the pressing assembly and the telescopic assembly, the paper guiding pressing effect and the anti-static effect are enhanced, the first rolling wheel and the second rolling wheel of the rolling shaft assembly are used for supporting paper guiding, and the pressing rolling wheel of the pressing assembly is used for supporting the paper guiding under the effect that the positive and negative rotation motor drives the lead screw to drive the clamping head so as to adjust the height of the telescopic assembly. The pressing force on the guide paper can be controlled, the sponge at the end of the telescopic assembly can wipe the surface of the guide paper in the rubberizing process, dust is removed, the possibility that static electricity is generated due to dust accumulation is reduced, and the overall performance and working efficiency of the automatic rubberizing device for the rubber are improved.

The utility model discloses a kind of double-sided anti-static structures of high-temperature-resistant polyimide adhesive tape, belong to high-temperature-resistant adhesive tape technical field, its technical scheme main point includes polyimide main layer, the outside of the polyimide main layer is equipped with nano metal oxide anti-static layer, the outside of the nano metal oxide anti-static layer is equipped with metal fiber braiding anti-static layer, the outside of the metal fiber braiding anti-static layer is equipped with high-temperature-resistant protective coating, by respectively constructing perfect anti-static system on the upper and lower surfaces of polyimide main layer, that is, the upper surface nano metal oxide anti-static layer is combined with metal fiber braiding anti-static layer, the lower surface conductive polymer anti-static layer, can effectively inhibit the generation and accumulation of static electricity on all use scenarios and contact surface of adhesive tape, provide all-round, dead-angle-free electrostatic protection for electronic components, precision equipment etc., completely solve the limitation of traditional single-sided anti-static adhesive tape.