64 results about "Conductive yarn" patented technology

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 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.

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 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 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.

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.

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.

The invention relates to the cross technical field of radio frequency identification technology and textile engineering, and discloses a high-softness washing-resistant sewing type RFID fabric tag based on recycled PET and a preparation method. Comprising the following steps that the tag comprises a fabric base body formed by a special skin-core structure recycled PET composite fiber, a flexible conductive yarn woven into the base body to form an antenna, and an RFID chip module electrically connected with the antenna. The composite fiber is characterized in that the skin layer of the composite fiber is low-melting-point recycled PET, and the core layer of the composite fiber is standard-melting-point recycled PET. According to the preparation method, the fabric integrated with the antenna and the chip is subjected to accurate hot pressing treatment, so that the skin layer part of the fiber is selectively melted, and a three-dimensional physical anchoring network is formed in the fabric. The problems that in the prior art, due to the fact that an adhesive film is used, a label is stiff, air permeability is poor, and washing resistance is insufficient are fundamentally solved, and the finished product label has excellent softness, high reliability and excellent durability at the same time.

A fabric structure for electromyographic stimulation and electromyographic sensing electrodes comprises a fabric body, an electromyographic conductive portion, a first joint portion, a second joint portion and a surrounding yarn portion are formed on the fabric body, the electromyographic conductive portion comprises an electromyographic sensing area and an electromyographic stimulation area, and the electromyographic sensing area and the electromyographic stimulation area are located on the two opposite sides. The first joint part and the second joint part are respectively connected to two opposite side edges of the myoelectricity conductive part, and the surrounding yarn part is connected to other side edges of the fabric body except the myoelectricity conductive part; the first conductive yarn, the second conductive yarn and the surrounding yarn are all woven in the fabric body, and the first conductive yarn extends from the first joint part to the second joint part through the myoelectric sensing area; the second conductive yarn extends from the first joint part to the second joint part through the myoelectricity stimulation area; and the surrounding yarn extends from the first joint part to the second joint part through the myoelectric stimulation area.

A weft-knitted short-pile fabric comprising a single-sided pile fabric (1) and a double-sided pile fabric (2), characterized in that both the single-sided pile fabric (1) and the double-sided pile fabric (2) each have a pile yarn layer (3), conductive yarns (5) are incorporated into the base net layer (4), wherein the conductive yarns (5) are incorporated into the fabric in strip form, the pile yarns of the single-sided pile fabric (1) and the double-sided pile fabric (2) consist of single-component polyester threads, the single filament denier of the polyester threads is less than 0.33 dtex and the pile height is less than 2.5 mm.

The invention provides a dual-mode self-powered blind guiding sensing rope based on a pile loop structure and a preparation method thereof, and relates to the technical field of intelligent materials and structures. According to the preparation method, the spandex yarn wound with the conductive yarn is coated with the nylon fiber to obtain the nylon conductive yarn, the nylon conductive yarn is coated with the polyimide yarn to obtain the polyimide conductive yarn, then the two kinds of yarn are mixed and woven, and due to the fact that the nylon conductive yarn has good elasticity, and the polyimide yarn does not have elasticity, the nylon conductive yarn has good elasticity; the tension is removed after the polyimide fasciated yarns are discharged from the machine, so that the polyimide fasciated yarns are relatively overfed and raised to form pile loops, and the sensing rope with excellent elasticity and strength is obtained.

The present invention provides a method for continuously producing conductive yarn, which enables the imparting of conductivity to the yarn regardless of the fiber material, thickness, or twisting method, and maintains the conductivity of the yarn even when stress is applied to it. [Solution] An organic compound is mixed with an aggregate of fine crystals of a metal compound to create a first suspension in which the fine crystals are dispersed in the organic compound. Then, the fine crystals are thermally decomposed to create a second suspension in which metal nanoparticles of about 10 nm in size are surrounded by the organic compound. A thread is continuously drawn from a bobbin and continuously immersed in the second suspension. Furthermore, the thread is continuously wound around a spirally formed cylindrical groove, and the cylinder is moved into the chamber of a vacuum impregnation device, where the pressure inside the chamber is reduced to a pressure lower than the vapor pressure of the organic compound. As a result, a conductive thread is produced in which aggregates of metal nanoparticles are continuously bonded by friction pressure welding to the voids inside the thread and the surface irregularities and surface.

The utility model provides an anti-static bracelet for relay protection equipment inspection, the bracelet is an elastic wearable device composed of a watchband and a band buckle, the watchband is formed by weaving a conductive material and a common material, the inner layer is a conductive yarn which can effectively contact with skin and conduct static electricity, and the outer layer is a common yarn which can effectively conduct static electricity. And the wearing comfort and durability are improved. A conductive interface is arranged on the upper side of the belt buckle and is electrically connected with the wire yarn, so that a static electricity conduction path is smooth. The beneficial effects are that the watch is suitable for wrist sizes of different operators due to the comfortable watchband design and the adjustable belt buckle, wearing experience is improved, damage of static electricity to relay protection equipment is effectively prevented due to the stable conductive structure and the reliable grounding connection, the convenient connection and storage mode is adopted, and the safety of the relay protection equipment is improved. And the use convenience and the working efficiency are improved.

The invention discloses a 12-lead electrocardiogram monitoring garment based on bionic embroidery electrodes. The 12-lead electrocardiogram monitoring garment comprises a garment body, the bionic embroidery electrodes, a signal transmission assembly and an electrocardiogram recorder. The garment body is made of elastic knitted fabric and is of a round-collar sleeveless vest style, and a magic tape adjusting structure is arranged on the waist portion of the right side of the garment body. The bionic embroidery electrodes are sewn on the inner side face of the garment body through a bionic embroidery technology by adopting conductive yarns and make direct contact with the human body, and the bionic embroidery electrodes are designed according to differentiation of a hyposweat area, a middle sweat area and a hyperhidrosis area of the human body, and each signal transmission assembly comprises a metal electrode buckle and a detachable lead wire; the metal electrode buckles are detachably connected with the bionic embroidery electrodes in a one-to-one correspondence manner. The electrocardio garment is convenient to wear, comfortable, skin-friendly, high in signal acquisition quality, good in dynamic stability and suitable for dynamic long-range electrocardio monitoring.

The present application belongs to the field of functional textile preparation, and particularly relates to a tubular conductive heating fabric prepared by using carbon conductive yarn and a preparation method thereof. The tubular conductive heating fabric comprises a straight pipe area and / or a bent pipe area; the number of knitting needles of each course of the straight pipe area is consistent; the number of knitting needles of each course of the bent pipe area is different; the bent pipe area is locally knitted, the knitting needles of the needle-increasing area temporarily exit knitting, the loops on the needles do not fall off the needles, and the knitting needles re-enter knitting when the needles need to be decreased, so that the effect of upper and lower connection is achieved; the straight pipe area and the bent pipe area both comprise one or several of an electrode area, a heating area and a non-heating area. The tubular conductive heating fabric is knitted by using a local knitting method, different parts are heated by integrated design and full-forming technology, no additional sewing or splicing steps are needed in the manufacturing process, and material waste and labor cost in the production process are reduced; the tubular conductive heating fabric is driven by 24V voltage, can realize heating at different temperatures, and ensures the use safety of the fabric.

The application discloses a kind of flexible conductive yarn and its preparation method and application;The method comprises the following steps: S1, hexanediamine solution, conductive carbon material solution and alkali solution are mixed to obtain aqueous solution;Aqueous solution and oil phase monomer solution are mixed to carry out interfacial polymerization reaction to obtain film;S2, the film is stretched, and after removing organic solvent, twist, drying are obtained to obtain conductive yarn;The composition of the oil phase monomer solution includes adipoyl chloride.The conductive yarn prepared by the method has the effects of good elasticity, high strength and good conductivity.

The application provides a far-infrared light quantum flexible sensing fabric and a weaving method thereof, which comprises a far-infrared light quantum heating area and a flexible sensing area. The heating area is interwoven by warp yarn and weft yarn, the warp yarn comprises an electrode wire and common yarn, and the weft yarn comprises conductive heating yarn and common yarn I. The flexible sensing area is interwoven by warp yarn and weft yarn, the warp yarn of the flexible sensing area is consistent with that of the heating area, and the weft yarn comprises conductive sensing yarn and common yarn II. The flexible sensing area selects yarn with better conductivity and resilience, after pressure action, the conductive yarn is deformed, the conductive yarns in different layers are in contact, the corresponding resistance changes, after the pressure is removed, the sensing area fabric is easier to recover the deformation, the resistance returns to the value before the pressure action, the sensing strain and pressure are obvious, so that the flexible sensing fabric has the advantages of short effective response time, high sensitivity and good response stability.

One or more embodiments of the present specification relate to a signal acquisition device comprising a wearable body, the wearable body comprising: a plurality of electrodes in contact with the skin of a user, the plurality of electrodes comprising a first electrode and a second electrode, the first electrode and the second electrode being configured to acquire an electromyographic signal of a target muscle of the user, the first electrodes and the second electrodes are arranged at intervals in the muscle fiber direction of the target muscle; and a base body configured to carry the plurality of electrodes and enable the plurality of electrodes to be located at the target muscle; wherein the base body comprises base body yarns, the plurality of electrodes comprise conductive yarns, and the base body and the plurality of electrodes are integrally woven.

The invention discloses a preparation method of a polyester-viscose colored spun antistatic fabric. The preparation method comprises the following steps: step 1, using a polyester-viscose blended colored spun yarn of 5tex-50tex (the polyester content gt; the method comprises the following steps of: adopting 10-75D dark grey, black grey, dark grey and other colored spinning yarns), adopting a yarn covering process and applying a skin-core structure mode, adopting 10-75D dark grey, black grey and other colored spinning conductive yarns as the skin, and adopting polyester viscose blended yarns 5tex-50tex (the polyester content gt; 30%, black, gray, dark gray and other TR colored spun yarns); 2, the yarn of the skin-core structure is evenly twisted and wound at a high speed, the twist degree is 250-900 twists per meter, and the yarn is fully wrapped with the conductive filaments; 3, the yarn obtained in the step 2 and another polyester-viscose blended colored spun yarn are 5-50 tex (the polyester content gt; 30%), two strands are twisted through a short fiber two-for-one twister, the twist degree is 400-1600 twists per meter, the twisting direction is S twist, and the two strands are twisted through splicing. The conductive filaments of the fabric are increased through the yarn covering process of the skin-core structure, repeated experiments prove that the effect is obviously improved, the cloth cover can be permanently antistatic, the surface of the yarn is evenly covered with the conductive filaments, the conductive filaments can make full contact with the skin and the outside only after the conductive filaments are fully covered with the yarn, and the conductive performance is excellent.

The invention relates to the technical field of flexible electronic devices, in particular to a stretching device and a preparation method of a flexible stretchable magnetic electronic device.The preparation method comprises the following steps that firstly, an elastic substrate is prepared, a PI nanofiber substrate is generated according to the electrospinning technology, and then a PI middle layer is printed on the basis of the fused deposition 3D printing technology; step 2, preparing a connecting bridge, taking elastic fiber yarns as a middle core, and winding conductive yarns on the middle core; step 3, preparing a flexible electronic device template, and connecting conductive yarns with the PI intermediate layer; 4, tensile property testing, wherein the tensile property is measured through a tensile device; the method is used for guaranteeing the interface bonding stability in the bonding process of the flexible substrate and other substances, and the stretching requirement and measurement in the complex curved surface stretching process are met.

The invention discloses a gesture recognition sensing glove, a preparation method thereof and a distance typing system. The method comprises the following steps: taking an elastic insulating yarn as a core yarn, taking a conductive yarn as a wrapping yarn, and uniformly and spirally winding the conductive yarn on the surface of the elastic insulating yarn through a wrapping process to form an elastic strain sensing yarn; then, elastic strain sensing yarns are sewn on the hand back of each finger of the duck web structure glove to cover the whole finger to form on-finger strain sensing yarns so as to obtain longitudinal tensile strain resistance signals generated by bending or straightening the fingers; elastic strain sensing yarns are sewed on interfinger areas of the glove with the duck web structure to form interfinger strain sensing yarns so as to obtain transverse tensile strain information generated by opening or closing fingers. The gesture recognition sensing glove and the distance typing system provided by the invention have high sensitivity and high stability.

The invention provides a conductive fabric for a biaxial warp knitting vehicle and application of the conductive fabric, and relates to the technical field of textiles. The conductive fabric for the biaxial warp knitting vehicle is a full-width weft insertion warp insertion warp knitting conductive fabric composed of a full-width weft insertion conductive yarn layer, a warp insertion conductive yarn layer and fine denier chemical filaments connected with the full-width weft insertion conductive yarn layer and the warp insertion conductive yarn layer, wherein the full-width weft insertion conductive yarn layer and the warp insertion conductive yarn layer are arranged in a stacked mode. The full-width weft insertion conductive yarn layer and the warp insertion conductive yarn layer which are arranged in a two-layer stacking mode are connected with the full-width weft insertion conductive yarn layer which is transversely laid in parallel and the warp insertion conductive yarn layer which is longitudinally laid in parallel, yarn loops of the two conductive yarn layers are bundled into fine denier filaments, and the structure of the full-width weft insertion conductive yarn layer and the warp insertion conductive yarn layer is a two-needle tricot stitch or a chain stitch stitch. The defects in the prior art are overcome, the designed conductive fabric has efficient conductive yarn utilization efficiency, circuit design freedom degree and economical efficiency, and softer and smoother fabric appearance and better curved surface fitting degree can be obtained.

This invention discloses a magnetic microcracked textile composite sensor and its preparation method, belonging to the field of intelligent textile technology. The sensor includes a textile substrate layer, a magnetic coating, an induction coil layer, and a moisture-permeable and waterproof encapsulation film. The magnetic coating is applied to the textile substrate layer and contains a mesh-like microcrack pattern. The induction coil layer is disposed on the magnetic coating and is formed by liquid metal embroidery or conductive yarn weaving. The moisture-permeable and waterproof encapsulation film covers the induction coil layer. This invention forms a mesh-like microcrack pattern in the magnetic coating through a pre-stretching-drying process, uses liquid metal embroidery or conductive yarn weaving to form the induction coil, and encapsulates it with a moisture-permeable and waterproof encapsulation film. The resulting sensor has good bending sensitivity, water washing stability, and breathability, meeting the sensing requirements of wearable devices.