135 results about "Conductive yarn" patented technology

The invention belongs to the technical field of electric heating materials, and discloses a flexible electric heating weft knitting spacer fabric and a preparation method thereof.The product comprises a first planar knitted fabric layer, a second planar knitted fabric layer and a spacer layer, the first planar knitted fabric layer and the second planar knitted fabric layer are insulating layers, and the spacer layer is a conductive heating layer; the conductive heating layer comprises a first conductive electrode, a second conductive electrode and a plurality of heating areas which are not directly and electrically connected with one another and are all tuck stitches; the first conductive electrode, the second conductive electrode and the heating area are all woven by conductive yarns, and the resistance ratio of the conductive yarns used for weaving the first conductive electrode and the second conductive electrode to the conductive yarns used for weaving the heating area is not greater than 1 / 25000; the preparation method comprises the following steps of: weaving three kinds of yarns by using a flat knitting machine provided with two needle beds. The heating uniformity, the safety, the reliability and the durability of the product are greatly improved; the preparation method is simple.

The invention discloses a conductive yarn and a preparation method thereof, relates to the technical field of functional textile materials and composite conductive fiber preparation, and can solve the problems that an existing conductive yarn is poor in flexibility, insufficient in durability, prone to oxidation failure and difficult to integrate multiple functional performances. The preparation method comprises the following steps that S1, PBO yarn is soaked in a dopamine solution, a PDA modification layer is formed on the surface of the PBO yarn through a polydopamine self-polymerization reaction, and the PDA modification layer provides a chelation site and a bonding interface for metal deposition; s2, the PDA modified PBO yarn obtained in the step S1 is subjected to chemical silver plating, silver is deposited on a PDA modified layer to form a continuous conductive layer, and conductive PBO core yarn is prepared; s3, carrying out melt blending and granulation on the low-dielectric-constant flame-retardant filler and thermoplastic polymer resin to prepare flame-retardant composite particles; and S4, spinning by taking the conductive PBO core yarn prepared in the step S2 as a core layer and a melt formed by melting the flame-retardant composite particles prepared in the step S3 as a skin layer to prepare the conductive yarn.

The present invention discloses a fully knitted three-dimensional spacer piezoresistive sensor and its knitting method. The sensor includes: a first conductive yarn layer and a second conductive yarn layer arranged at intervals; a third conductive yarn layer knitted between the first conductive yarn layer and the second conductive yarn layer; the first conductive yarn layer and the second conductive yarn layer are both in contact with the third conductive yarn layer and electrically conduct; the resistances of the first conductive yarn layer and the second conductive yarn layer are both smaller than the resistance of the third conductive yarn layer. In the natural state, the three conductive yarn layers are in series, and the resistance of the sensor is mainly based on the resistance of the third conductive yarn layer. When the spacing is reduced or partial direct contact occurs, the first conductive yarn layer and the second conductive yarn layer are in contact and electrically conduct, and the three conductive yarn layers are connected in a mixed series and parallel manner, and the resistance of the sensor will decrease. The smaller the spacing or the larger the contact area, the greater the decrease. The sensor of the present application has high sensitivity and a large detection range, and realizes the accurate measurement of the resistance of the sensor.

The invention discloses a fabric-based compression sensor, a preparation method and a garment comprising the fabric-based compression sensor. The fabric-based compression sensor comprises an upper conductive layer, an isolation layer and a lower conductive layer which are sequentially stacked; yarns containing conductive yarns are woven into the upper conductive layer and the lower conductive layer; non-conductive yarns are woven into the isolation layer; in an unstressed initial state, the upper conductive layer and the lower conductive layer are separated by the isolation layer, are not in contact and are in an open circuit state; after the stress is compressed, the thickness of the isolating layer is reduced, and the upper conducting layer is in contact with the lower conducting layer to form a path; therefore, the overall resistance of the fabric-based compression sensor is greatly changed, and a qualitative change effect is realized. Therefore, the compression sensitivity of the fabric-based compression sensor is very high, the resistance change rate generated when the fabric-based compression sensor is pressed can reach 99% or above, and the fabric-based compression sensor is not prone to being affected by the external environment.

The present application belongs to the technical field of electric heating material, and discloses a flexible electric heating weft-knitted spacer fabric and a preparation method thereof. The product comprises a first planar knitted fabric layer, a second planar knitted fabric layer and a spacer layer. The first planar knitted fabric layer and the second planar knitted fabric layer are insulating layers, and the spacer layer is a conductive heating layer. The conductive heating layer comprises a first conductive electrode, a second conductive electrode and a plurality of heating areas which are not directly electrically connected to each other, and all of them are tuck stitches. The first conductive electrode, the second conductive electrode and the heating areas are all knitted by using conductive yarns. The resistance ratio of the conductive yarns used for knitting the first conductive electrode and the second conductive electrode to the conductive yarns used for knitting the heating areas is not greater than 1 / 25000. The preparation method is as follows: using a flat knitting machine provided with two needle beds, and using three kinds of yarns to weave and prepare. The product has greatly improved heating uniformity, safety, reliability and durability, and the preparation method is simple.

The invention discloses a production method for improving the conductivity of a staple fiber blended conductive yarn, and belongs to the technical field of textiles. According to the short fiber blended conductive yarn produced through the ring spinning siro spinning technology, the conductive fibers are in a continuous bundle shape in the yarn body, the fibers are in tight contact, and the contact resistance is small. Compared with the same fiber component, proportion and yarn count, the short fiber blended conductive yarn produced by directly mixing the fibers has the advantage that the conductivity is improved by more than 30%. Meanwhile, under the condition that the same conductivity index requirement is met, the using amount of the conductive fibers can be reduced by about 30%, and the purpose of reducing the production cost is achieved. In addition, different proportions of yarn components and adjustment of conductivity can be achieved through quantitative combination of the conductive fiber roving and the non-conductive fiber roving; the equipment transformation cost is not additionally increased during spinning, and the quality and efficiency of conductive yarn products can be improved.

The invention relates to the technical field of labor protection clothing manufacturing, and discloses novel labor protection clothing containing bamboo fibers and a preparation method of the novel labor protection clothing. 20%-23% of cotton fiber; 28%-32% of polyester fibers; 4%-6% of nanofiber felt; 2%-3% of antistatic conductive wires; 2%-3% of an acid-proof material; 2%-3% of an alkali-proof material; 5%-7% of a flame-retardant material and 1.2%-1.6% of a flame retardant; 0.5%-1% of an acid and alkali resistant finishing agent; 0.5%-1% of an anti-shrinking agent; the preparation method comprises the steps of material pretreatment, multi-component fiber precise premixing, embedded weaving conductive yarn spinning, high-density weaving, nano functional layer compounding and synergistic after-finishing, and the bamboo fiber, the functional polyester and the nano fibrofelt are compounded through a ternary synergistic system of the bamboo fiber, the functional polyester and the nano fibrofelt and a low-temperature hot melting point bonding and electrostatic electret integrated compounding process. Therefore, the beneficial effects that the air permeability is improved, the shrinkage rate is reduced and the color fastness to washing is improved on the premise that the safety protection levels of flame retardance, acid and alkali resistance and static resistance are not reduced are achieved.

Aspects of the present disclosure generally relate to electronic textiles and more specifically to self-sustaining, interactive electronic textiles, to systems incorporating such electronic textiles, and to uses thereof. In an embodiment, a system to assist with an intended motion of a user is provided. The system includes one or more processors, and an electronic textile. The electronic textile includes a textile substrate, an actuator coupled to the textile substrate, a sensor coupled to the textile substrate, and a battery coupled to the textile substrate, the battery electrically coupled to a conductive yarn, the conductive yarn further electrically coupled to the actuator and the sensor. Embodiments also include a system to assist with blood circulation of a user and a method of assisting blood circulation of a user.

The utility model discloses an anti-static warp knitting screen cloth, which relates to the technical field of screen cloth and comprises a cloth layer formed by weaving anti-static fibers. A rough layer is arranged on the outer side of the cloth layer, and an antistatic coating is fixedly attached to the outer side of the rough layer. The anti-static fibers are formed by twisting conductive yarns, soft yarns and wear-resistant yarns, and the conductive yarns, the soft yarns and the wear-resistant yarns are different in thickness; the conductive yarns are carbon fiber yarns, the soft yarns are wool fiber yarns, and the wear-resistant yarns are polyester fiber yarns; the utility model has the advantages that the rough layer is arranged on the cloth layer so as to improve the adhesive force and enhance the connection strength when the antistatic coating is arranged; the anti-static fiber integrates conductive, soft and wear-resistant characteristics, so that the yarn can meet more diversified requirements and is rich in multifunctionality.

The present invention discloses a flexible defibrillator electrode based on a three-dimensional fabric structure, relating to the fields of textiles and electronics. The electrode comprises a flexible electrode plate, a tightening strap buckle hole, a power interface, and a power cord. The tightening strap buckle holes are oppositely arranged on either side of the flexible electrode plate, and the power cord is connected to the flexible electrode plate via the power interface. The flexible electrode plate comprises a conductive layer and a base layer. The conductive layer comprises conductive yarns primarily composed of a continuous floating yarn structure, supplemented by hydrophilic modified yarns with a modified original structure for consolidation. The conductive yarns float above the hydrophilic modified yarns and are wavy on the surface of the conductive layer. The hydrophilic modified yarns are used to absorb liquid conductive media before use. The base layer comprises hydrophobic yarns interwoven in warp and weft. The hydrophobic yarns of the base layer and the hydrophilic modified yarns of the conductive layer are connected to form a three-dimensional fabric structure. The structure utilizes the properties of the conductive yarns tightly adhering to the conductive yarns and the modified yarns absorbing the conductive media to achieve the functions of overloading large currents and instantly releasing large amounts of energy.

To provide a tire which enables improvement of durability of a conductive member when the conductive member used for signal communication and power supply of an electronic device is installed on an inner surface rubber layer, and to provide a manufacturing method of the tire.SOLUTION: A tire includes: an inner surface rubber layer 10 forming a tire inner surface; and a conductive member 20 disposed on the inner surface rubber layer 10. The conductive member 20 is formed of a knitted fabric at least partially formed of a conductive yarn 23 and having elasticity. At least a part of a conductive part 21 formed of the conductive yarn 23 is filled with an elastomer 25 for filling spaces in the knitted fabric.SELECTED DRAWING: Figure 3

The invention relates to the field of fabrics, in particular to a super-strong wear-resistant, waterproof, moisture-permeable and antistatic fabric and a preparation process thereof.The super-strong wear-resistant, waterproof, moisture-permeable and antistatic fabric is characterized in that nylon yarns serve as warp yarns, the nylon yarns and conductive yarns are doubled to serve as weft yarns, the warp yarns and the weft yarns are interwoven to form surface cloth, a waterproof, moisture-permeable and breathable EVENT film serves as a middle layer, and base cloth is 20D warp-knitted kott mesh cloth; laminating the surface layer, the middle layer and the base cloth in sequence by adopting a composite waterborne polyurethane adhesive; the preparation method comprises the following steps: taking epoxy polyol, polytetramethylene ether glycol, hexamethylene diisocyanate and isophorone diisocyanate as raw materials, taking 1, 4-butanediol as a chain extender to obtain a prepolymer, then taking (5-amino-1, 3, 3-trimethylcyclohexyl)-methylamino propionic acid triethylamine salt as a hydrophilic monomer, taking modified tannic acid as an internal cross-linking agent, adding water for emulsification, and carrying out vacuum drying, so as to obtain the waterborne polyurethane resin. The composite waterborne polyurethane emulsion is obtained.

The invention discloses a continuous flexible conductive material preparation device and method.The device comprises a continuous flexible material, a guide roller and a conductive coating assembly, the assembly is sequentially provided with a tackifying unit, a powdering unit, a curing unit, a chemical plating unit and a post-processing unit in the material conveying direction, the center lines of conveying channels of all the units are collinear, and the interface gap is smaller than or equal to 2 mm. The micro-nano metal powder seed source is planted through the powdering device, rapid growth and closing of the micro-nano metal powder seed source are achieved through chemical plating after solidification, a compact conductive network is constructed, and a finished product is obtained.The short-process, rapid, efficient and environment-friendly preparation of the continuous flexible high-conductivity material can be achieved, the prepared material is low in cost, good in conductivity and high in durability, material transmission deviation is avoided, and the continuous flexible high-conductivity material can be obtained. The method improves the compactness of the coating and the consistency of products, recovers redundant adhesion liquid and catalyst particles, reduces the production cost, and is suitable for preparation of continuous flexible conductive materials such as conductive yarns, fabrics and films.

The invention relates to auxetic conductive yarn and a processing method and application thereof. The auxetic conductive yarn comprises an auxetic conductive core yarn layer and an outer wrapping layer. The inner layer of the auxetic conductive core yarn layer is made of high-stretch yarns, and the outer layer of the auxetic conductive core yarn layer is formed by spirally wrapping conductive yarns on the surfaces of the high-stretch yarns in a crossed manner; the outer wrapping layer is used for wrapping the auxetic conductive core yarn layer by adopting high-strength yarns, so that the auxetic conductive yarn is prepared. The auxetic conductive yarn is made into a functional fabric through a knitting or weaving process, can be widely applied to various clothes types, has high stretchability and stable conductivity, and meets diversified requirements in the fields of intelligent wearing, electromagnetic shielding, safety protection and medical health.

The utility model discloses an anti -static printed cloth relates to printed cloth technical field, the utility model discloses from inside to outside includes conductive layer and printed layer in proper order, the one side of conductive layer is away from printed layer and is densely covered with several convex network, the conductive layer and convex network are integrative forming structure, the conductive layer is through several conductive yarn warp -weft and is woven, the one side of conductive layer towards printed layer is densely covered with several conductive pile, printed layer is densely covered with several conductive holes, the conductive pile can extend into the conductive hole, and the setting of through the structure has guaranteed the anti -static effect of whole printed cloth.

The invention belongs to the technical field of fabrics, and provides a nylon conductive pearl point four-way stretch fabric and a processing technology thereof.The processing technology comprises the following steps that S1, raw material pretreatment is conducted, specifically, white conductive filaments serve as raw materials, after plasma treatment, the white conductive filaments are modified with a silane coupling agent, and surface modified conductive fibers are obtained; s2, yarn preparation, wherein the surface modified conductive fibers, chinlon and spandex serve as raw materials, and various kinds of yarn are prepared through a twisting machine; s3, warping, drawing and drafting and reed-making are carried out; s4, weaving; s5, carrying out preshrinking treatment and pre-shaping; s6, desizing and dyeing; and S7, softening and shaping to obtain the nylon conductive pearl point four-way stretch fabric. According to the fabric, efficient combination of the conductive fibers and the chinlon / spandex is achieved through the plasma activation and silane coupling agent modification technology, the four-side elastic comfort is kept, meanwhile, lasting and stable conductive performance and durability are achieved, and the comprehensive performance of the functional fabric is remarkably improved.

The application provides a portable electromagnetic wind power generation device, which comprises an electromagnetic wind power generation unit and an electricity storage unit electrically connected with the electromagnetic wind power generation unit; the electromagnetic wind power generation unit comprises a flexible magnetic field module and a flexible cutting module electrically connected with the electricity storage unit; the flexible cutting module cuts the magnetic field of the flexible magnetic field module to generate electromotive force under the action of wind power, and the electromotive force is stored and transmitted by the electricity storage unit. The application sets the electromagnetic wind power generation unit as the flexible magnetic field module and the flexible cutting module based on functional conductive yarn or fabric and magnetic yarn or fabric. The electromagnetic wind power generation unit is set as a flexible structure, which is convenient for folding, storage, transportation and assembly. The flexible cutting module is light and soft, and is easy to swing to realize cutting and power generation under the action of wind power. Therefore, the application has a wide application prospect and significant economic value.

The utility model relates to an anti-static hook-and-loop fastener component, which comprises a first hook-and-loop fastener and a second hook-and-loop fastener, the first hook-and-loop fastener and the second hook-and-loop fastener are respectively provided with a bearing layer and a sticking layer, the bearing layers are fixedly connected with the sticking layers, the sticking layers comprise hook surface layers and loop surface layers, and the hook surface layers and the loop surface layers are arranged on the hook surface layers. The hook face layer is arranged on the first hook and loop fastener or the second hook and loop fastener, the loop face layer is arranged on the first hook and loop fastener or the second hook and loop fastener, a conductive fiber layer is arranged on the hook face layer and embedded in the hook face layer, a conductive yarn layer is arranged on the loop face layer, and the conductive yarn layer is arranged on the loop face layer. The conductive yarn layers and the hair surface layers are woven alternately. According to the design of the utility model, the conductive fibers are alternately woven by embedding the hook surface layer, the conductive yarns and the hair surface layer, so that the conductive structure is more stable, the physical structure is conductive to replace a surface coating, and the service life is obviously prolonged.

The application relates to a flexible strain sensor based on a double-thread conductive yarn and a preparation method thereof. The flexible strain sensor based on the double-thread conductive yarn comprises a core layer elastic yarn, an intermediate layer conductive material and an outer layer packaging material; the core layer elastic yarn is a double-thread yarn, the intermediate layer conductive material comprises a strain sensitive layer and electrodes fixed at two ends of the strain sensitive layer; the double-thread yarn comprises a supporting core yarn and a double-thread structure, and the double-thread structure is two spiral continuous convex structures formed on the surface of the supporting core yarn; the preparation method comprises the following steps: S1, preparing the double-thread yarn; S2, preparing the double-thread conductive yarn; S3, forming two electrodes at two ends of the double-thread conductive yarn; and S4, preparing the flexible strain sensor based on the double-thread conductive yarn. The preparation method is simple and easy to implement, the prepared flexible strain sensor based on the double-thread conductive yarn has a large strain working range, excellent linearity, low hysteresis and good sensitivity.

A lower limb wearing device comprises an elastic fabric sleeve. The elastic fabric sleeve is formed by weaving elastic yarn and conductive yarn and comprises a knee positioning mark, a lower front side positioning mark and an upper front side positioning mark. The knee positioning mark is arranged on the outer surface of the middle section of the elastic fabric sleeve, the lower front side positioning mark is arranged on the outer surface of the lower section of the elastic fabric sleeve, and the upper front side positioning mark is arranged on the outer surface of the upper section of the elastic fabric sleeve. The elastic fabric sleeve further comprises a fabric electrode, a fabric contact and a fabric flat cable which are arranged on the inner surface of the elastic fabric sleeve, wherein the fabric flat cable is respectively connected with the fabric electrode and the fabric contact. A fabric electrode, a fabric contact and a fabric flat cable in the lower limb wearing device are integrally woven with an elastic fabric sleeve, so that when the elastic fabric sleeve is worn to a correct position, the fabric electrode can be positioned along with the elastic fabric sleeve.

This invention discloses a smart clothing design method based on multi-signal collaborative monitoring using flexible strain sensing yarn. The method includes a self-locking sewing technique integrating flexible sensing yarn into clothing, smart clothing design, and a sensor signal acquisition, transmission, and display system. This invention develops a self-locking sewing technique that efficiently transmits human movement through clothing fabric to flexible sensing yarn. A lining is sewn into the inner side of the garment to form a wiring channel, and an elastic band is embedded on the outer side, with an internal pocket. The flexible sensing yarn is sewn into the lining fabric at locations such as the elbows, abdomen, wrists, and chest using the aforementioned sewing technique. Flexible conductive yarn is threaded through the wiring channel to connect the flexible sensing yarn to the interface of a multi-channel signal collector in the pocket. The multi-channel signal collector simultaneously acquires and processes signals from multiple flexible sensing yarns and wirelessly transmits them to a smart terminal. This method realizes a smart clothing design that collaboratively monitors human movement and physiological data.

An aspect of the present invention is a glove including: a glove main body knitted with a yarn made of fiber, the glove main body including: a main body portion; five finger-receiving portions each having a bottomed cylindrical shape; and a cylindrical cuff portion, wherein in at least a part of a palm part, the main body portion has a repeating structure of: a strip-shaped electrically conductive part containing an electrically conductive yarn; and a strip-shaped electrically non-conductive part not containing the electrically conductive yarn, a ratio of the number of courses of the electrically conductive part to the number of courses of the electrically non-conductive part, the electrically conductive part and the electrically non-conductive part being adjacent to each other, is no less than 1:2 and no greater than 1:6, the electrically conductive part is constituted by plating knitting of the electrically conductive yarn and an electrically non-conductive plating yarn, a fineness ratio of the electrically conductive yarn to the plating yarn is no less than 1:0.5 and no greater than 1:2, and a fineness ratio of an electrically non-conductive yarn, which constitutes the electrically non-conductive part, to the electrically conductive yarn contained in the electrically conductive part is no less than 1:0.4 and no greater than 1:1.

The invention relates to a self-powered heat insulation fabric and a self-powered heating textile. The self-powered heat insulation fabric comprises a three-dimensional spacer fabric and heat insulation particles filled in a hollow structure. The three-dimensional fabric comprises a first-layer fabric, a second-layer fabric and a third-layer fabric which are arranged at intervals, and a plurality of spacing layers are arranged between the first-layer fabric and the second-layer fabric at intervals. A plurality of collision spaces are formed in the three-dimensional fabric, and the collision spaces are correspondingly filled with the heat insulation particles. The first fabric layer, the second fabric layer and the spacing layer are made of dielectric yarns. And the third-layer fabric adopts conductive yarns. During self power supply, under the action of external force, the heat insulation particles and the dielectric fabric make contact and separate continuously, so that electrons move continuously in an external circuit, electric signals are generated, and electric energy is output to the outside. The three-dimensional fabric has good electromechanical transformation capability, structural integrity and heat insulation performance. The self-powered heating textile comprises a self-powered heat insulation fabric and a heating fabric, and self-powered heating of the heating fabric can be achieved.

The invention discloses a sensing glove preparation method based on a flexible yarn sensor and a control system, and belongs to the field of flexible sensor preparation and application, the method comprises the following steps: preparing a first conductive solution based on a carbon material, and preparing a second conductive solution based on a high-molecular conductive polymer; dipping the yarns in a first conductive solution, taking out, and drying with hot air to obtain conductive yarns; dipping the conductive yarn in a second conductive solution, taking out the conductive yarn, and drying the conductive yarn by hot air to obtain the conductive yarn with a protective coating; electrodes are led out of the two ends of the conductive yarn with the protective coating through wires, and the flexible yarn sensor is obtained. Based on the flexible yarn sensor, the flexible wearable sensing glove is knitted through the knitting technology. The invention has the characteristics of low modulus, high flexibility, wide strain detection range and high stability, can capture finger bending and hand action in real time, and realizes the transmission of gesture signals and the control of the unmanned fire extinguishing vehicle.

The invention relates to a sensing garment for detecting human body posture actions and physiological information, which comprises a garment body, a plurality of sensing fibers are arranged in the garment body according to detection items, and electric signals collected by the sensing fibers are transmitted to a controller through conductive yarns arranged in the garment body. The controller is used for remotely transmitting the electric signals to the upper computer, the sensing fibers are strain sensing fibers which are based on carbon black nano-particles or polyurethane materials and are of core-sheath structures, and the sensing fibers are implanted into the garment body in a weft insertion mode. The conductive yarn comprises low-elasticity non-conductive yarn serving as an inner core and conductive metal wires or silver-plated yarn spirally wrapping the low-elasticity non-conductive yarn. The sensing fibers instead of hard sensors are used as sensing elements, inconvenience and activity limitation of a user are reduced, the wearing comfort is improved, the sensing garment has the real-time detection capacity of various signals, and the functionality and the use value of the sensing garment are improved.

According to the heterogeneous double-sided conductive knitted fabric and the preparation method thereof, graphene oxide, hydroxylated single-walled carbon nanotubes and a temperature-resistant auxiliary agent are adopted for compounding a conductive material, so that the conductive fabric has temperature resistance, and the weight of the conductive fabric is reduced. The preparation method of the cross-section hollow conductive yarn is simple and easy to operate, the conductive yarn is obtained by dipping the cross-section hollow yarn and then woven into the conductive fabric, the size carrying amount of the conductive fabric can be increased, and the size carrying uniformity of the conductive fabric is improved. According to the invention, the pure cotton hollow yarns are adopted to weave the heterogeneous double-sided knitted fabric, the hygroscopicity is good, the heat retention property is good, and the adhesion of a conductive solution can be increased by plasma etching. By means of the heterogeneous double-face structural design, one face is the temperature-resistant conductive face, the other face is the non-conductive face, the functional requirements of conductivity, temperature resistance and the like are met, the protection performance, the comfort performance and the like are provided, and the problem that a traditional conductive fabric is single in function is solved.

The utility model discloses a dustproof device based on chinlon conductive yarn, relates to the dustproof device technical field, including the cabinet body, the upper surface of cabinet body is fixedly connected with the blower, the input end of blower is fixedly connected with the exhaust tube, the output end of blower is fixedly connected with the conduit, and the conduit is fixedly connected with the exhaust tube. The other end of the guide pipe is fixedly connected with a drying box, the right side of the drying box is fixedly connected with a U-shaped pipe, the left side of the lower portion of the U-shaped pipe in the horizontal direction is fixedly connected with a connecting pipe, the front side of the cabinet body is slidably connected with a drawing cabinet in a penetrating mode, the upper side of the cabinet body is fixedly connected with the drying box, and the left side of the connecting pipe is fixedly connected with the cabinet body. Through mutual cooperation of the spring, the push block, the insertion block, the rotating handle and the guide column, the filter plate can be rapidly replaced and cleaned, the dust removal efficiency of the device is improved, the time for replacing the filter plate can be shortened, and a large amount of manpower and material resources are saved.

The utility model discloses a binding double-layer crossed and staggered conductive grid fabric, which comprises a surface layer conductive grid fabric formed by surface layer warp yarns and surface layer weft yarns, and an inner layer conductive grid fabric formed by inner layer warp yarns and inner layer weft yarns, and is formed by interweaving an integrated double-layer structure, and the fabric is not easy to crack. The surface layer texture and the inner layer texture are both formed by interweaving two groups of warp yarns and two groups of weft yarns, the first warp yarns and the first weft yarns adopt T / C single yarns, the second warp yarns and the second weft yarns adopt conductive yarns formed by doubling and twisting conductive fibers and T / C single yarns, and the surface layer and the inner layer are both formed by interweaving the second warp yarns and the second weft yarns to form conductive grids. And the conductive grids formed on the surface layer and the conductive grids formed on the inner layer are crossed and staggered up and down. According to the binding double-layer crossed and staggered conductive grid fabric, through the double-layer crossed and staggered structural design, the conductive grids formed on the surface layer and the conductive grids formed on the inner layer form more and smaller conductive grids in the interlayer of the fabric, and the anti-static performance of the fabric is further improved.

This utility model discloses antistatic stockings, belonging to the field of stocking technology. The stockings include a body comprising a waistband, hip / abdomen, legs, and feet. Several moisture-wicking strips are alternately arranged on the inner side of the stocking, extending along the hip / abdomen, legs, and feet. Conductive threads are also incorporated into the stocking, spirally distributed along the legs, with the pitch gradually increasing towards the feet. The alternately arranged moisture-wicking strips reduce the direct contact area between the stocking and the body, absorbing and dispersing sweat, keeping the stocking moisturized, and reducing the possibility of static electricity generated by dry friction. The spirally wound conductive threads further conduct and neutralize static electricity. The moisture-wicking strips are made of multi-strand modal fiber twisted into a moisture-wicking, skin-friendly yarn bundle, providing excellent moisture-wicking and breathability. The conductive threads are made of copper ion fiber and velvet yarn twisted into a conductive yarn bundle, providing excellent skin-friendliness and conductivity.

The utility model belongs to the technical field of camouflage, and relates to concave-convex cloth for preventing radar investigation. Comprising a plurality of first units which are connected with one another, each first unit comprises a plurality of mixed yarn sets in the longitude direction and the latitude direction, first conductive yarn sets and high-shrinkage yarn sets are arranged on the two sides of each mixed yarn set from near to far, and the high-shrinkage yarn sets are arranged at the ends of the outermost sides of the first units in each direction; the mixed yarn set comprises a second conductive yarn set, and common polyester yarn sets are arranged on the two sides of the second conductive yarn set. The undulation degree of the wrinkles of the cloth cover can be adjusted by controlling the arrangement distance of the high-shrinkage yarns, the larger the undulation degree of the wrinkles is, the better the anisotropy of the wrinkles is, the better the radar scattering effect is, and the better the anti-radar effect is. Compared with the prior art that a compact metal layer is coated on the surface of the camouflage cloth, the camouflage cloth is lighter and better in radar wave attenuation effect.