130results about How to "Reduce slip" patented technology

The invention provides an anti-pilling wool fabric and a treatment method thereof, and belongs to the technical field of wool fabric processing. According to the treatment method for improving the anti-pilling performance of the wool fabric, the wool fabric with the anti-pilling performance is obtained, and the problems that in the prior art, in order to prevent pilling of the wool fabric, protease is used for treating the wool fabric, the efficiency is too low, and industrialization cannot be achieved are solved. Through the synergistic effect of the bacterial cellulose and the sericin, the anti-pilling performance of the wool fabric is improved, and the method is easy and convenient to operate, high in efficiency and suitable for industrial production.

The utility model relates to the technical field of chicken bone scissors, and discloses a pair of chicken bone scissors, which comprises a right scissor handle and a left scissor handle, a dismounting locking plate is locked and fixed in an open slot on the right scissor handle through a dismounting locking plate nail, and a dismounting locking plate spring is connected between the dismounting locking plate and the open slot; when the right scissor handle and the left scissor handle are matched to be used as scissors, the left scissor handle is limited by disassembling and assembling the locking plate to prevent the left scissor handle from falling off from the right scissor handle; limiting on the left shear handle is relieved by pressing the dismounting locking plate, and the left shear handle is dismounted from the right shear handle to be used as a cutter. The left scissor handle can be firmly fixed on the right scissor handle through the disassembly and assembly locking plate to be used as the scissors, the design of the disassembly and assembly locking plate can ensure that the left scissor handle cannot fall off in the using process, safety is improved, a user can relieve limiting by shifting the disassembly and assembly locking plate, the left scissor handle is disassembled to be used as a cutter, and the safety is improved. And the use flexibility and efficiency are improved.

The invention discloses a low-creep PP composite material for a buckle and a preparation method of the low-creep PP composite material, the composite material is prepared from the following raw materials in parts by weight: 100-120 parts of PP master batch, 5-10 parts of modified additive, 5-8 parts of modified carbon nano tube, 0.5-0.8 part of dicumyl peroxide and 0.1-0.3 part of tetraisopropyl titanate, when the PP master batch, the modified additive and the dicumyl peroxide are melted and blended, the low-creep PP composite material is prepared from the following raw materials in parts by weight: 100-120 parts of PP master batch, 5-10 parts of modified additive, 5-8 parts of modified carbon nano tube, 0.5-0.8 part of dicumyl peroxide and 0.1-0.3 part of tetraisopropyl titanate. Polypropylene molecular chains can be recombined with unsaturated double bonds on modified additive molecules to form a cross-linked grid structure, so that slippage of the molecular chains is reduced, and the modified additive molecules contain benzene ring structures, so that rigidity can be increased, and creep resistance of the composite material is improved; the modified carbon nanotubes and tetraisopropyl titanate are added for continuous melt blending, aldehyde groups on the modified carbon nanotubes can react with amino groups on side chains of the modified additives to form imine bonds, then a reversible cross-linked network of the imine bonds is formed in the composite material, and the impact resistance is improved.

The invention relates to the field of concrete materials, in particular to a high-strength impermeable concrete and a cement pole, which comprises, by weight, 500-600 parts of gel material, 1400-1600 parts of aggregate, 100-120 parts of epoxy resin emulsion, 20-30 parts of hydroxy acrylate emulsion, 5-10 parts of aliphatic organic amine, 50-80 parts of epoxy basalt fiber, 5-10 parts of calcium sulfoaluminate, 10-20 parts of ethanolamine-modified metakaolin, 1-5 parts of polycarboxylate water reducer and 100-120 parts of mixing water. The high-strength impermeable concrete prepared by the invention has excellent mechanical strength and excellent waterproof and impermeability performance.

The invention relates to the technical field of forming machines, and provides a thick profile machining forming machine which comprises a feeding workbench used for conveying a profile needing to be bent, a forming main machine used for conducting cold roll forming on the profile and a workbench used for bearing the profile subjected to cold roll forming. The feeding workbench comprises a first support, a guide rail arranged on the first support and a driven feeding trolley connected to the guide rail in a sliding mode, a clamp used for abutting against a profile is arranged on the driven feeding trolley, and a guide structure is arranged on the first support. The guide structure is used for driving the clamp to rotate in the direction away from the sectional material so as to relieve abutting against the sectional material. The forming main machine comprises a machine frame, a conventional rolling module, an acute-angle rolling module and a driving mechanism, wherein the conventional rolling module and the acute-angle rolling module are arranged on the machine frame, and the driving mechanism is arranged on one side of the machine frame. The acute-angle rolling module has the beneficial effect that the stability of the acute-angle rolling module in the bending process of the sectional material is improved, so that the bending effect of the sectional material is improved.

The invention discloses a metal sheet carrying device and belongs to the technical field of sheet carrying, the metal sheet carrying device comprises a cross beam, the top of the cross beam is fixedly connected with two pieces of supporting steel, the tops of the two pieces of supporting steel are fixedly connected with hanging steel, the tops of the hanging steel are fixedly connected with hanging rings, and the front end and the rear end of the cross beam are provided with adjusting mechanisms. An adsorption mechanism is installed on the top of the cross beam, and a rotating mechanism is installed on one side of the adjusting mechanism. By designing the adjusting mechanism, the adsorption mechanism and the rotating mechanism, a metal sheet can be adjusted according to the width of the sheet during carrying work, the edge of the sheet can be better attached by adjusting the distance between suction cups, the suction force is increased, the risk of slipping or falling in the carrying process is reduced, and the safety is improved; the metal iron plate side-standing carrying device can carry metal iron plates in a side-standing mode, effectively utilizes the vertical space, can carry the metal iron plates more flexibly especially in a narrow working environment, and improves the use efficiency of the space.

The invention relates to the field of batteries, and provides a battery clamp and a preparation method thereof. The battery clamp comprises a first clamping plate, and a first clamping groove is formed in the first clamping plate; a second clamping groove is formed in the second clamping plate, and under the condition that the first clamping plate is installed on the second clamping plate, the first clamping groove and the second clamping groove form a clamping space used for clamping the outer circle face of the battery; the telescopic supporting rod is connected to the first clamping plate or the second clamping plate. The battery clamp can effectively clamp the outer circular surface of the battery and prevent the battery from moving or sliding off in the operation process, so that the stability and the safety of operation are ensured. And the design of the clamping groove fully considers the protection of the battery, so that the damage to the battery caused by too large clamping force of a traditional clamp is avoided, the service life of the battery is prolonged, and the maintenance cost is reduced.

The invention relates to the field of photovoltaic adhesive films, and particularly discloses an adhesive film, and a composition and a method for reducing relative displacement of the adhesive film and glass in a humid environment. A composition for reducing relative displacement of an adhesive film and glass in a humid environment comprises silane contained in the adhesive film and a silane hydrolysis catalyst, and the silane hydrolysis catalyst promotes hydrolysis of the silane, so that the adhesive film is bonded with the glass; the adhesive film comprises polyolefin matrix resin, a cross-linking agent, an assistant cross-linking agent, a silane hydrolysis catalyst and silane. The adhesive film disclosed by the invention has the advantages that in a humid environment, water vapor is attached to the surface of the glass, and under the action of the silane hydrolysis catalyst, silane accelerates hydrolysis, and is subjected to a dehydration reaction with hydroxyl of the glass to form chemical bonds, so that the adhesive force is enhanced, an anti-slip effect is achieved, and the adhesive film is unlikely to relatively slip.

The invention relates to the field of anti-seismic building structures, in particular to a self-resetting inorganic glue composite bamboo-profile steel combined section anti-seismic column and a manufacturing method thereof.The self-resetting inorganic glue composite bamboo-profile steel combined section anti-seismic column comprises inorganic glue composite bamboos, profile steel, anchor bolts, sticky steel glue, steel strands and anchorage devices; the inorganic glue composite bamboos are symmetrically cut along the centroid of the column section, and slots and composite bamboo round holes are formed in the side surfaces of the inorganic glue composite bamboos in the length direction of the inorganic glue composite bamboos; the anchor bolts are uniformly welded on a web plate of the profile steel at set intervals; the web is inserted into the inserting groove, the anchor bolt is inserted into the composite bamboo round hole, and the contact face of the profile steel and the inorganic glue composite bamboo and the contact face of the anchor bolt and the inorganic glue composite bamboo are both pasted through steel pasting glue. The steel strand penetrates through a hole in the middle of the profile steel and is anchored through an anchorage device after pretension force is applied to the steel strand.

The utility model belongs to the technical field of mechanical engineering processing, and particularly relates to a low-voltage switch cabinet welding positioning device which comprises a workbench. A supporting frame is fixedly connected to the top of the workbench, a supporting rod is slidably connected to the top of the supporting frame, a welding machine is slidably connected to the middle of the supporting rod, two first sliding grooves are formed in the top of the workbench, the two first sliding grooves are oppositely arranged, and first sliding rods are slidably connected to the middles of the first sliding grooves. First springs are fixedly connected between the side walls of the first sliding rods and the first sliding grooves, second sliding grooves are formed in the side walls of the first sliding rods, second sliding rods are slidably connected to the middles of the second sliding grooves, first clamping plates are fixedly connected to the ends of the second sliding rods, and the position of the cabinet body is fixed through the first clamping plates on the two sides when the cabinet body is welded. Wobbling and deviation of the cabinet body caused by welding force in the welding process can be effectively reduced, and the problems that the welding position is inaccurate or welding seams are not uniform due to deviation and shaking of the cabinet body are reduced.

The present invention relates to the field of spraying technology, and specifically discloses a high-efficiency spraying device for fabric production, comprising a frame and fabric arranged at the upper end of the frame, a spraying mechanism being arranged at one end of the top of the frame, the spraying mechanism comprising a spraying frame fixedly arranged at the upper end of the frame, the upper end of the spraying frame being hollow, and a spray pipe being movably connected to the inner side of the upper end of the spraying frame along the width direction of the frame, and nozzles being evenly arranged at the bottom of the spray pipe; and also comprising a traction assembly for traction of fabric displacement. The high-efficiency spraying device for fabric production can improve the uniformity of spraying through the mutual cooperation of the spraying mechanism, the traction assembly and the driving mechanism, and can also be pulled by negative pressure adsorption at the bottom of the fabric, so that the fabric and the traction roller are more tightly combined, thereby providing a stable traction force and reducing the slippage and displacement of the fabric during movement.

The utility model discloses a flatbed trailer convenient to butt joint installation, including device body, be equipped with the supporting plate in the device body, the supporting plate front end is connected supporting plate frame and is equipped with the protection frame on the supporting plate, be equipped with the mounting buckle and the connector on the supporting plate frame, be equipped with the lifting rod in the mounting buckle, the lifting rod below is connected the pressing plate, be equipped with the fixed base on the connector, be equipped with the support plate on the fixed base and open the screw hole in the fixed base, be equipped with the clamping plate on the support plate, screw the thread rod in the screw hole, the thread rod one end is connected the ring, open the clamping slot in the protection frame, insert the baffle in the clamping slot, be equipped with the connecting hole in the baffle, be equipped with the locking rod in the connecting hole, be equipped with the clamping rod in the locking rod, the mobile wheel is installed below the supporting plate, can guarantee that flatbed trailer and traction equipment, flatbed trailer each component connection is stable, guarantees in transportation not easy to loosen, reduces the potential safety hazard, promotes transportation security.

The invention belongs to the technical field of plastic particle production and processing, and particularly relates to an intelligent industrial manipulator for plastic particle production and processing, which comprises a mechanical arm, a mounting plate and the like, and a mounting plate is mounted on the mechanical arm. According to the plastic particle packaging machine, all the inserting needles pierce an outer packaging bag of plastic particles, all the inserting needles are inserted into the packaging bag, all the inserting needles rotate upwards, and all the inserting needles move upwards to abut against the upper portion of the inner side of the packaging bag through cooperation of the mechanical arm; a plastic particle packaging bag is hooked through all the inserting needles, then the whole bag of plastic particles is transferred to the feeding opening through operation of the mechanical arm, the plastic particle packaging bag is scratched through the cutter at the feeding opening, so that the plastic particles flow out, and four corners of the rectangular four corners of the packaging bag are hooked through the four barbs correspondingly; therefore, the four rectangular corners of the packaging bag are hooked from the side face through all the barbs, and the risk that goods fall off from the mechanical arm is reduced.

The utility model discloses an exhaust pipe gasket structure capable of improving slippage, which relates to the technical field of gaskets and comprises a gasket connected between an exhaust pipe and a cylinder cover. Wherein the gasket comprises an inner gasket with a convex rib, the two sides of the inner gasket are respectively connected with an outer gasket, and the inner gasket is respectively attached to the exhaust pipe and the cylinder cover through the two outer gaskets. According to the exhaust pipe gasket structure capable of improving slippage, the outer gaskets are arranged on the two sides of an existing exhaust pipe gasket respectively and wrap the protruding ribs, so that the protruding ribs are located inside and attached to an exhaust pipe flange and a cylinder cover through the outer gaskets respectively, and therefore the sliding performance of the exhaust pipe gasket structure is improved. The technical problem that an existing exhaust pipe gasket is prone to deformation in the temperature changing process, and consequently air leakage of an exhaust pipe is caused is effectively solved, then effective sealing of an exhaust pipe flange and a cylinder cover is achieved, the phenomenon that the gasket slides due to back-and-forth deformation of the flange is reduced, and therefore the stability of the gasket in the using process is guaranteed.

The utility model provides a transporting device robot which comprises a self-walking trolley, a plurality of supporting vertical rods are evenly installed on the top of the self-walking trolley, the tops of the supporting vertical rods are jointly connected with a bearing plate, a first sliding groove is formed in one side of the top of the bearing plate, and a moving groove is formed in the other side of the top of the bearing plate. A mounting block is mounted at the bottom of the self-propelled trolley and below the moving groove, a movable groove is formed in the top of the mounting block, a movable block is slidably mounted in the movable groove, a moving block is fixedly connected to the top of the movable block, and the moving block penetrates into the moving groove; through the arrangement of the threaded rod and the push plate, the threaded rod drives the push plate to be close to the first fixing plate, the first fixing plate is extruded to pull the two second connecting frames at the same time, so that the two second fixing blocks are close to each other, and finally the push plate and the first fixing plate fix goods in the front-back direction; and the two second fixing plates are used for fixing the goods in the left-right direction, so that the probability that the goods slide down in the transportation process is reduced.

The utility model discloses a novel constructional engineering supporting device. The novel constructional engineering supporting device comprises a mounting stand column and a sliding inserting groove in the mounting stand column. An adjusting supporting assembly is inserted into the sliding inserting groove, and the right side edge of the sliding inserting groove is of an opening structure. Adjusting holes are formed in the two side edges of the mounting stand column, and fixing studs are inserted into the adjusting holes. The adjusting supporting assembly is inserted into the adjusting hole through a fixing stud to be connected. An adjusting supporting assembly in the device can freely move up and down in a sliding inserting groove, accurate adjustment of the supporting height is achieved through cooperation of an adjusting hole of a long hole structure and a fixing stud, and the device can meet the supporting requirements of various different heights and angles due to the flexibility. And through the arrangement of the classification limiting plates and the limiting blocks, the device can place different cables in different areas in order in a classified mode, disorder of the cables is avoided, the installation efficiency is improved, and later maintenance and recognition work are facilitated.

The utility model relates to a handheld device for small mirror surface sand blasting parts, and belongs to the technical field of mirror surface sand blasting clamping. The handheld device for the small mirror surface sand blasting part comprises a grip and a fixing plate, and the fixing plate is fixedly connected to one end of the grip. The clamping mechanism comprises two fixing blocks fixedly connected to the upper end and the lower end of the fixing plate, and a threaded rod is arranged on the inner wall of the fixing block located on the upper portion. The handheld clamp is arranged and matched with the clamping mechanism to clamp a part and then conduct sand blasting, the probability that the part slides off from the hand due to sand blasting counter-acting force is reduced, meanwhile, in the sand blasting process, the part can be driven to rotate through a rotating rod by rotating a second rotary knob, and tiny angle adjustment can be conducted on the part; and the surface sand blasting of the part is more uniform. The part is clamped through the clamping mechanism, the contact time of the glove and the abrasive can be shortened, and the probability that glove fibers fall off to pollute the surface of the part, and consequently micro scratches are caused is effectively reduced.

The invention discloses a wear-resistant tensile composite material for rubber gloves and a preparation method thereof, and belongs to the technical field of new materials, the wear-resistant tensile composite material comprises the following raw materials by weight: 80-100 parts of modified rubber, 10-15 parts of a filler, 3-5 parts of a plasticizer, 1-2 parts of an antioxidant, 2-3 parts of a heat stabilizer, 2-3 parts of a lubricant and 5-8 parts of a vulcanizing agent; the prepared expanded particles serve as polymerization base points of modified polyborosilicate rubber, promote fracture of disulfide bonds in modified ternary rubber and serve as radiation absorption centers to promote crosslinking of the expanded particles and the modified ternary rubber, the mechanical performance of the material is improved, a glassy protective layer is generated by a silicon-boron structure of the expanded particles in the combustion process and covers the surface of the material, and the service life of the material is prolonged. And carbonization of organic matters is promoted, so that the material forms a heat-insulating carbon layer, and the flame retardant property of the material is improved.

The utility model relates to the technical field of ceramic tiles, in particular to a super wear-resistant ceramic tile, which comprises a ceramic tile main body and is characterized in that a plurality of first fixing blocks are fixedly connected to the top end of the ceramic tile main body, second fixing blocks are arranged in clamping grooves formed among the first fixing blocks, and a plurality of grooves are formed in the tops of the first fixing blocks. A rotating block is arranged at the bottom end of the first tile body, a round through hole is formed in the top end of the rotating block, a rotating rod is fixedly connected to the bottom end of the tile body, and the rotating block is rotationally connected with the rotating rod in the round through hole formed in the top end of the rotating block; in this way, when a user treads the tile, the first fixing block and the second fixing block arranged at the top end of the tile body are firstly treaded, the abrasion degree of the tile body is reduced to a certain degree, the friction force can be increased through the groove formed in the first fixing block, and the possibility that people slip is reduced to a certain degree.

The invention provides a sliding rail type theodolite maintenance supporting device and a using method thereof. The technical problem that when an existing side-down-placed support or a cushion block support is used for maintaining a medium-sized theodolite or a large-sized theodolite, the damage risk or the sliding risk exists is solved. Through cooperation of the bottom plate and the inclined clamping mechanism, the theodolite to be maintained can be reliably and firmly supported, and the risk that the theodolite to be maintained slides off or rolls to be damaged during maintenance is effectively reduced; the adjustable-width design mode can meet the supporting requirements of theodolites to be maintained of different models, the adjustable inclination angle can meet the maintenance requirements of different parts, the blank of the theodolite bottom maintenance system supporting device is filled, and the adjustable-width theodolite bottom maintenance system supporting device is high in universality and suitable for medium and large theodolites and also can be applied to small theodolites.

This invention belongs to the field of photovoltaic automation technology and discloses a robotic pre-static curing warehouse. It includes several stationary positioning racks evenly distributed around the circumference, with a transport robot positioned at the center. The circular warehouse area formed by the stationary positioning racks has four directional channels for crystal tray / adhesive plate input rollers, crystal rod input rollers, cured material output rollers, and a maintenance channel. The transport robot has a multi-functional gripper at its end. The robotic pre-static curing warehouse solves the problems of long adhesive curing time, the need for material transfer after alignment, and low precision after bonding in existing technologies, while also improving space utilization and accelerating production cycle time.

The present invention relates to the technical field, specifically to a conveying device and method for producing biodegradable paper cake trays, comprising an inner frame and a frame well fixedly connected to the outer surface thereof, a plurality of conveying rollers for conveying materials being rotatably connected inside the inner frame, a counterweight block being arranged above the inner frame, a clamping plate for clamping materials being arranged below the counterweight block, a driving assembly for driving the counterweight block to rise and fall being arranged at the top of the frame well, a plurality of air holes being arranged inside the plurality of conveying rollers, both ends of the plurality of conveying rollers being connected to the inner frame, a vacuum pump being fixedly connected to both sides of the inner frame, a ventilation assembly for connecting the inner frame with the plurality of conveying rollers being arranged inside the inner frame, and a metering assembly for weighing materials being arranged at the bottom of the counterweight block. The stability of the paper tray during the conveying process is ensured, and the slippage or deviation caused by vibration or external force is reduced.

The present disclosure relates to a composite separator, a battery assembly and a method for preventing the slippage of an electrode tab, comprising a main separator layer, at least one side edge of the main separator layer being provided with an edge functional area; the edge functional area comprises a guide inclined surface part and an adsorption unit, the adsorption unit has an adsorption surface with an adsorption force not lower than a preset adsorption force, the adsorption unit is integrated on at least part of the surface of the guide inclined surface part and extends towards the surface of the main separator layer; along the direction from inside to outside of the main separator layer, the thickness of the guide inclined surface part gradually increases; wherein the guide inclined surface part guides and laterally limits the position of the electrode tab, and the adsorption unit actively adsorbs the electrode tab, so as to jointly limit the slippage of the electrode tab relative to the main separator layer; after the electrode tab enters a predetermined position, the electrode tab is actively adsorbed and anchored, so that the relative position between the electrode tab and the composite separator is no longer maintained only by the winding tension, the lamination pressure or the electrolyte wetting force, and the edge positioning stability between the electrode tab and the separator is improved.

A supporting assembly for cable laying comprises a stand column capable of being connected with an external supporting piece, and the stand column is provided with a plurality of installation bases at intervals from top to bottom; supporting arms are fixedly mounted on the sides, away from the stand column, of the multiple mounting bases, cables can be supported, the supporting arms extend in the direction away from the stand column, pressing arms are detachably mounted on the same sides of the mounting bases, and the pressing arms are located above the supporting arms; the pressing arm and the supporting arm are connected through a fastener, and the fastener can push the pressing arm to move towards the direction close to the supporting arm, so that the cable on the supporting arm can be pressed. The movable pressing arm is mounted on the mounting seat and can be detached, and the pressing arm and the supporting arm can be fixed through the fastener, so that laying of the cable is not affected, the pressing arm can be detached when the cable is laid, the cable can be conveniently placed on the supporting arm, and the cable and the supporting arm can be clamped through the fastener after laying is completed; and the stability of cable laying is ensured, and the occurrence of cable slipping is reduced.

The invention discloses an auxiliary laying device and method for a concrete slope protection plate for channel construction, and relates to the auxiliary laying device and method for the concrete slope protection plate. The problems that the labor intensity of workers is high and the safety risk is large in the channel protection building construction process are solved. On the premise that the laying quality of the concrete slope protection plate is guaranteed, damage to a slope surface sand cushion layer is reduced, safety of workers in the slope surface construction process is improved, and potential safety hazards such as slipping, falling injury, clamping injury and bumping of the workers in the construction process are reduced; and the hoisting unit greatly reduces the labor intensity of manual carrying while ensuring the safety. When the slope surface of the channel is laid, an included angle beta is formed between the crossing truss and the axis of the channel, a worker lays the concrete slope protection plate in the direction from the channel bottom to the channel top, and the problem that butt joint cannot be achieved due to staggered stubbles in a segmented construction method is solved; and meanwhile, the problem that butt joints are filled through cast-in-place or precast slab cutting is avoided. The invention belongs to the technical field of concrete slope protection plate laying.

The application relates to the technical field of food packaging materials, and discloses an antibacterial taro silk cake food packaging bag and a preparation method thereof. The antibacterial taro silk cake food packaging bag comprises an inner laminating layer and an outer functional layer. The preparation method of the antibacterial taro silk cake food packaging bag is as follows: prepared inner laminating layer material and outer functional layer material are respectively added into two hoppers of a two-layer co-extrusion blow molding machine, the extrusion temperature of the inner laminating layer is set to 160-180 DEG C, the extrusion temperature of the outer functional layer is set to 180-200 DEG C, the composite film is obtained by blow molding after head compounding, the composite film is cut into the required size, and then heat sealing is carried out under the conditions that the heat sealing temperature is 140-150 DEG C and the heat sealing time is 2-3 seconds to obtain the antibacterial taro silk cake food packaging bag. The antibacterial taro silk cake food packaging bag has good mechanical, barrier and antibacterial properties.

The present application relates to a kind of light and thin embroidery fabric and its preparation method, belong to fabric technical field, the preparation method includes: S1, preparation modified polyurethane emulsion, cotton fiber and polyester fiber are immersed in modified polyurethane emulsion, dry, the cotton fiber and polyester fiber after treatment are obtained, for standby;S2, take the cotton fiber and polyester fiber after treatment, prepare light and thin yarn using the way of Siro compact spinning, plain weave, obtain light and thin base cloth;S3, preparation finishing liquor;S4, light and thin base cloth is soaked in finishing liquor according to bath ratio, take out, lay on the calender roll, roll liquid, take out the fabric, dry, obtain light and thin embroidery fabric.The sulfonic acid group and polyethylene glycol segment introduced in modified polyurethane, cotton fiber and polyester fiber are immersed in modified polyurethane emulsion, microcrystalline cellulose and chitosan are added in finishing liquor, improve the tensile resistance, hydrophilicity and dyeing rate of light and thin embroidery fabric.

The invention provides a negative current collector, a negative pole piece and a lithium ion battery, and particularly relates to the technical field of lithium ion batteries. The negative current collector comprises a current collector substrate and a conductive layer, wherein the conductive layer is arranged on the current collector substrate; wherein based on the total weight of the conductive layer being 100%, the conductive layer comprises the following components: 55-60% of a conductive agent, 35-37% of a binder and 3-10% of inorganic particles; the inorganic particles partially protrude out of the surface of the conductive layer, and the size of the inorganic particles protruding out of the surface of the conductive layer is 0.1-0.2 [mu] m. According to the negative electrode current collector, the stripping force between the negative electrode active material layer and the negative electrode current collector can be improved, and the risk that the active material falls off in the negative electrode circulation process is reduced.

The utility model discloses a car-mounted air purifier, which relates to the field of air purifiers, solves the problems that inertia is easy to generate in the braking or starting process of a car, the air purifier is easy to shake when being directly placed to cause position deviation, and certain danger exists, and comprises a main board and a wearing structure arranged on the side wall of the bottom, the wearing structure comprises long strips, long grooves are formed in the two side walls of the bottom of the main board, the long strips are installed on the embedded surfaces of the long grooves, the outer end of one long strip is fixedly connected with a buckle box, and the outer end of the other long strip is fixedly connected with an elastic inserting buckle; according to the vehicle-mounted air purifier, the main board is provided with the purification structure, the purifier is used in a fixed mode, the situation that due to inertia generated during braking or starting of a car, the position of the purifier slides or deviates is effectively reduced, the using process is more convenient, the whole wearing structure is ingenious in design and easy and convenient to operate, and the practicability and convenience of the vehicle-mounted air purifier are improved.

The invention relates to the technical field of elastic floor tile materials, in particular to an elastic floor tile material prepared based on silicone rubber modification and a preparation method of the elastic floor tile material. Maleic anhydride grafted polypropylene and ethylene propylene rubber serve as main raw materials to prepare an elastomer base material, and a compact cross-linked network structure can be formed in the material; the high-strength elastic base material can effectively resist the impact of external force; in the preparation process of the floor tile material, raw materials and processes which are harmless to human bodies are adopted, so that the floor tile material is soft and comfortable in surface touch feeling, does not cause irritation or harm to skin, and is particularly suitable for places needing to frequently contact with the human bodies; therefore, the elastic floor tile material prepared based on silicone rubber modification has excellent physical and mechanical properties, excellent weather resistance, environmental protection, safety, diversified application scenes and personalized customization capability.