180 results about "Fabric structure" patented technology

The utility model provides a warm-keeping weft knitting fabric with a three-dimensional effect, which is a fabric which is knitted on a circular knitting machine and has a rib air layer tissue structure. The fabric is formed by alternately weaving a fabric structure air layer composed of tight and stiff single-face weft plain stitch coil transverse rows and loose and soft single-face weft plain stitch coil transverse rows and loose and soft double-face rib stitch transverse rows, and the fabric structure air layer obviously protrudes out of the surface of the fabric; the tight and stiff single-side weft plain stitch transverse columns are woven by paper composite yarns, the loose and soft single-side weft plain stitch transverse columns are woven by fine modified polyester Monenz yarn blended yarns, and the loose and soft single-side weft plain stitch transverse columns are woven by the fine modified polyester Monenz yarn blended yarns, so that a transverse stripe effect is formed between the loose and soft single-side weft plain stitch transverse columns and the flat loose and soft double-side rib stitch transverse columns. The loose and soft double-faced rib coil row is formed by weaving fine-count modified polyester Monenz yarn blended yarn, the paper composite yarn is composed of paper yarn, first modified polyester supercool multifilament and second modified polyester supercool multifilament, and the outer surface of the paper yarn is sequentially wrapped with the first modified polyester supercool multifilament and the second modified polyester supercool multifilament from inside to outside.

To provide a lightweight, three-dimensional warp-knitted fabric that offers cushioning and flexibility when folded, similar to soft polyurethane foam. [Solution] The three-dimensional warp knitted fabric according to this embodiment is a three-dimensional warp knitted fabric knitted with a three-reed. The three-dimensional warp knitted fabric consists of a face fabric structure, a backing fabric structure, and a connecting structure that connects the face fabric structure and the backing fabric structure. The connecting yarn constituting the connecting structure is a multifilament crimped yarn with a total fineness of 80 to 170 dtex and a single fiber fineness of 2 to 5 dtex. The connecting structure is a diagonal connecting structure or a truss connecting structure. The weight of the three-dimensional warp knitted fabric is 550 g / m 2 The following applies:

This invention relates to the field of fabric printing simulation optimization technology, specifically a method and system for nylon fabric printing simulation design optimization based on finite element analysis. The method includes: acquiring microscopic images and physical property parameters of the nylon fabric; constructing a three-dimensional microscopic finite element model reflecting the yarn interweaving structure; selecting a printing area on the model surface and defining ink droplet ejection and ink fluid property parameters; using these parameters as initial conditions, employing a fluid-structure coupling algorithm to simulate the dynamic process of ink droplet impact, wetting, and penetration, acquiring three-dimensional ink distribution data and fabric stress-strain response data; extracting printing quality characteristic indicators, comparing stress-strain data with fabric deformation thresholds, and evaluating the impact of printing on fabric structural integrity; and generating an optimization and adjustment scheme for printing process parameters based on the evaluation results. This method improves simulation accuracy, achieves simultaneous evaluation of printing quality and fabric structural integrity, and optimizes printing process design.

This utility model discloses an elastic quick-drying athletic trousers, comprising a trouser body with four parts: waistband, crotch, hips, and legs. The trouser body uses a composite fabric structure, including an outer layer, a middle layer, and an inner layer. The outer layer is a high-count worsted wool and nylon blend fabric; the middle layer is a microporous breathable membrane made of polytetrafluoroethylene (PTFE); and the inner layer is a quick-drying fabric made of a polyester and spandex blend. A breathable mesh fabric, also made of polyester fiber, is sewn and stitched into the crotch area. This utility model utilizes a composite fabric, with the spandex in the inner layer providing excellent elasticity. The elastic waistband and three-dimensional tailoring design allow for free movement and a comfortable fit. The breathable mesh in the crotch and the quick-drying inner layer quickly wick away sweat, keeping the wearer dry and comfortable, effectively enhancing the wearing experience.

The invention discloses a non-woven fabric processing technology control method, and particularly relates to the field of non-woven fabric processing. Acquiring an environment humidity change rate function in a set time period; extracting a humidity impact factor and calculating a fiber distribution sensitivity coefficient; in combination with the fiber deposition real-time image data, generating a structure abnormity early warning factor; dynamically adjusting a fiber arrangement path according to an early warning result, so that fiber deposition tends to be uniform; hot-pressing time and temperature distribution are synchronously adjusted, and hot-pressing compensation is achieved; the cooling wind speed is further adjusted according to the cooling section outlet dry-wet ratio; and finally, the quality of the finished fabric structure is calculated and evaluated through image similarity. The full-process closed-loop control of humidity disturbance, structural response and process adjustment is realized, the fiber uniformity and interlayer bonding stability of a non-woven fabric product in a complex environment are effectively improved, and the method is suitable for an intelligent manufacturing scene of high-performance non-woven fabrics.

Disclosed in the present invention are a puncture-resistant fabric structure having both comfort and puncture-resistant performance, and a puncture-resistant glove. The puncture-resistant fabric structure comprises an inner layer, an outer layer, and a puncture-resistant layer located between the inner layer and the outer layer; the edges of the inner layer and the outer layer are connected together; the puncture-resistant layer comprises a body and a plurality of lugs provided on at least a partial area of the edge of the body, and the area is referred to as a connecting area; the lugs are fixed to connecting portions of the inner layer and the outer layer; and the edge of the body located in the connecting area is not connected to the inner layer and the outer layer. The puncture-resistant layer of the present invention is connected to the inner layer and the outer layer by means of the lugs, so that the puncture-resistant layer is locally fixed. During use, the puncture-resistant layer can remain in a predetermined position without slipping, and inward curling of the puncture-resistant layer is also prevented, thereby ensuring the reliability of puncture resistance. In addition, the present invention is applied to a human body joint part, and stretching by means of the lugs can be achieved during movement of the human body joint without hindering the joint movement, so that any puncture-resistant material having no elasticity or very limited elasticity can be used at a position having a high flexibility requirement for human body movement.

The utility model relates to ultra-thin glove fabric which comprises a fabric body, the fabric body is of a single-face plain stitch structure formed by weft knitting of two paths of yarn every cycle, the two paths of yarn are 5-10D / 1-24F fine denier nylon filaments and 10-15D fine denier spandex filaments, the thickness of the fabric body is 0.05 mm-0. 12mm, the fabric is of the single-face plain stitch structure, and the thickness of the fabric body is 0.5 mm-0. 12mm. The fabric is formed by weaving the superfine denier nylon filaments and the superfine denier spandex filaments, so that the fabric is ultrathin and elastic; a needle cylinder adopts AB knitting needle arrangement, the two paths of yarns are knitted in a looping weave structure, the uniform and stable fabric structure is realized by controlling the yarn feeding amount, and the fabric is ultrathin and durable due to the gram weight design.

The invention relates to the technical field of waterproof material quality detection, in particular to a waterproof roll process state measuring device and method. A surface height sequence measured through laser and contact is synchronously collected, and a surface fabric texture signal and a fabric structure compression fluctuation signal are determined; firstly, the relative displacement of the melt fabric is quantified by utilizing delay correlation between the two, so that the macroscopic process deviation caused by speed mismatch is directly identified; a nonlinear morphology residual error signal is stripped through translation correction and linear gain modeling, and the physical form of the defect is identified according to an amplitude distribution form characteristic value, so that local mutation caused by unplasticized particles and system smooth defects caused by excessive casting are effectively distinguished; the high-frequency texture attenuation rate and the linear correlation degree determined by the frequency domain transfer function are combined, and the microscopic reproduction capability of the melt is quantified to reflect the rheological state characteristics of the melt, so that single thickness detection is expanded into multi-dimensional feature decoupling diagnosis, and the accuracy of waterproof roll process state determination is improved.

This invention discloses an electric patient transfer device and control method with human body transfer and position change capabilities, belonging to the field of medical and nursing transport equipment technology. The device includes a movable base, a bed lifting column, a base frame, a bed surface that slides along its width, a bed surface sliding center of gravity transfer support module, a sliding fabric structure, and a center of gravity stability control system. The bed surface is formed by hinged legboards, hipboards, and backboards, and can switch between a lying position and a wheelchair position. When the bed surface moves outward, the auxiliary feet sink to the ground along with the sliding seat through guide grooves, lifting wheels, and vertical constraints; when the bed surface returns to the center, it rises off the ground. The control method performs effective support confirmation, support domain switching, stability margin judgment, and abnormal retreat control based on the bed surface side sliding, auxiliary foot grounding and support force, vehicle posture, bed height, bed surface locking, and patient off-center loading status, thereby improving the center of gravity stability during patient transfer, position change, and short-distance transport.

The invention discloses an outdoor tent fabric which comprises a base material fabric, a functional coating arranged on the surface of the base material fabric, and a functional film compounded with the base material fabric, the functional coating is composed of a polyurethane emulsion, a waterproof emulsion, a pigment, a thickening agent and a photoinitiator. The preparation method comprises the following steps: slowly adding the waterproof emulsion, the pigment, the photoinitiator and the thickening agent into the polyurethane emulsion to adjust the viscosity so as to prepare the coating agent; the surface of the fabric is coated with the coating agent through a coating machine, and a coating is formed on the surface of the base material fabric through drying and ultraviolet curing; polyurethane hot melt adhesive bonding layers are arranged on the surface of the base material fabric and the surface of the functional film, the fabric and the functional film are flatly stacked together and then moved into a pressing machine, then the hot pressing time and the hot pressing temperature are set, after the temperature is reached, pressing is conducted, hot pressing and film laminating are completed, and the outdoor tent fabric is prepared. According to the outdoor tent fabric, the functions of flame retardance, water resistance and the like are integrated in the mode of combining the coating and the laminating, and the fabric is simple in structure and coordinated in function.

A moisture-absorbing and deformable composite fiber is provided that is produced by melt-mixing and spinning a highly moisture-absorbing polymer with a nylon substrate, and utilizing the difference in moisture-absorbing expansion between the two materials, causes the fiber to undergo crimping deformation when it comes into contact with moisture, significantly increases the gaps between the fibers, improves the breathability of the fabric, and recovers to its original shape in a dry environment, stably maintaining the fabric structure, thereby achieving dynamic and intelligent adaptation of "humidity response-ventilation adjustment." [Solution] The moisture-absorbing and deformable composite fiber includes a fiber body formed by melt blending spinning, the fiber body including a nylon substrate and a highly moisture-absorbing polymer, the highly moisture-absorbing polymer being uniformly dispersed in the nylon substrate, the highly moisture-absorbing polymer accounting for 10 to 30% of the total mass of the fiber body, and a fabric being woven from the moisture-absorbing and deformable composite fiber.

This invention relates to a partially elastic fabric and its weaving method, comprising a mesh fabric body. The mesh fabric body includes an embroidery layer, a textured layer, a functional yarn layer, and an elastic and reinforcing structural layer. It is woven using a warp knitting machine. The embroidery layer is formed on the uppermost layer of the fabric through a lateral shifting and pressing mechanism of the patterned yarn guide bars. The textured layer is formed through a double Jacquard guide bar loop-forming mechanism. The functional yarn layer is formed through a double ground guide bar loop-forming mechanism. The elastic and reinforcing structural layer is formed by a regular mesh structure woven through the ground guide bar weft insertion mechanism in conjunction with the loop-forming ground guide bar of the functional yarn layer. The weaving method of this invention produces a fabric with a strong structure and excellent physical properties such as wash fastness and rubbing fastness.

The utility model discloses a clothing three-dimensional pattern embroidery-imitating structure, which comprises a fabric main body and an embroidery-imitating braid, the width of the embroidery-imitating braid is A, and the embroidery-imitating braid is connected with the fabric main body through a sewing part; at the sewing part, the embroidery-imitating braid is located between the sewing line and the fabric main body, the width of the sewing part is B, and B is smaller than A. Based on the three-dimensional pattern embroidery-imitating structure of the clothing, the embroidery-imitating braid is connected with the fabric main body in a sewing manner, the three-dimensional embroidery-imitating effect is realized by utilizing the embroidery-imitating braid and the width difference between the sewing points and the embroidery-imitating braid, concave-convex textures can be shown, and the three-dimensional pattern embroidery-imitating structure of the clothing is simpler than the traditional embroidery fabric structure and is more attractive in appearance. And the fabric main body also has good skin-friendly and antibacterial properties, so that the fabric is suitable for making summer skirts.

According to the three-dimensional fabric with the wedge-shaped structure and the preparation method of the three-dimensional fabric, integrated preparation of the fabric with a gradient pore structure is achieved, and the purpose that a filtering material achieves efficient and low-resistance filtering performance is achieved. The three-dimensional fabric with the wedge-shaped structure is compact in fabric structure and good in integrity, and integrated and continuous porosity gradient change can be achieved. The wedge-shaped structure three-dimensional fabric obtained by the invention has excellent designability, has a greatly adjustable pore gradient structure in thickness, can realize high-efficiency low-resistance filtration of smoke, particles and the like, and has wide application prospects in the fields of filtration, protection and the like.

The invention relates to the technical field of garment structure design, in particular to a warm-keeping and antibacterial scene-based garment structure design suitable for old people, which comprises a jacket main body, a trousers main body, a scene-based modular component, an intelligent sensing system and a convenient closing system, the jacket body is of a six-layer composite fabric structure, and the six-layer composite fabric structure sequentially comprises an antistatic coating agent layer, an antifouling layer, a protective breathable layer, a dynamic warm-keeping layer and a skin-friendly antibacterial layer from outside to inside. The antistatic coating agent layer is a nano conductive coating, and the surface resistance is less than or equal to 108 omega; the antifouling layer is a polytetrafluoroethylene coating, and the surface contact angle is greater than or equal to 110 degrees; according to the multi-layer composite fabric system, the antistatic, antifouling, protective, warm-keeping, antibacterial and skin-friendly functions are integrated, the antibacterial rate is larger than or equal to 99%, the warm-keeping performance is improved by 30%, the clothing is adaptive to multiple scenes such as home, outdoor and rehabilitation training due to the magnetic attraction type modular design, the fitting assembly / disassembly time is shorter than or equal to 30 seconds, multiple sets of clothing do not need to be replaced, and the use cost is reduced.

The application discloses a novel convection heat dissipation radiation refrigeration fabric, and realizes efficient radiation refrigeration from inside to outside through integration of a unique fabric structure design, various heat dissipation principles and a targeted manufacturing process, and air convection heat dissipation is generated by virtue of the concave-convex shape of the fabric, the human body heat dissipation efficiency of the fabric is effectively improved, and then the comfort of wearing or using is improved.

An article of footwear includes a sole structure and an upper coupled to the sole structure. The upper includes a dynamic textile structure capable of expansion and contraction, the textile structure including a first textile layer, a second textile layer, and a support framework including a plurality of anchor strands possessing stretch and recovery, where each of the first textile layer and the second textile layer is coupled to an anchor strand of the plurality of anchor strands at an anchor point.

The invention relates to the technical field of bulletproof helmets, in particular to a synergetic energy-absorbing bulletproof helmet which comprises a helmet shell, the helmet shell comprises an anti-invasion hard outer layer, a synergetic energy-absorbing layer and a lining buffer layer, and the anti-invasion hard outer layer, the synergetic energy-absorbing layer and the lining buffer layer are sequentially arranged from outside to inside; the anti-invasion hard outer layer, the synergetic energy absorption layer and the lining buffer layer are cured and formed after temperature and pressure change of an autoclave, the synergetic energy absorption layer comprises two packaging layers and a fabric structure clamped between the two packaging layers, and the exterior of the fabric structure is dipped with a synergetic layer of shear thickening liquid and used for synergetic energy absorption of the structure and materials. And the anti-invasion hard outer layer is made of a high-strength and high-modulus fiber reinforced resin-based composite material. According to the bulletproof helmet, the fabric structure of the negative Poisson's ratio structure and collaborative energy absorption of the collaborative layer can be utilized, the material density of an impact point is increased, the overall weight of the helmet is reduced, and the elasticity resistance and blunt trauma resistance are improved.

A fabric construction (34) comprising a skin facing skin facing hydrophobic surface (16), a non-skin facing hydrophilic fabric (14), and a hybrid fabric comprising interlocked hydrophobic yarn (218) and hydrophilic yarn (217), the hybrid fabric positioned between the skin facing hydrophobic surface (16) and the hydrophilic fabric (14), is described. Articles of clothing comprising the fabric construction, methods of manufacturing, and methods of moisture management are also described.

The present application belongs to the technical field of medical textile material forming, and relates to a bone filling bag, which comprises a bag body. The bag body is integrally formed by a yarn warp knitting process to obtain a bag-shaped bag with a closed end. The surface of the bag body is distributed with through holes. The yarn is a multifilament. The through holes are not naturally formed by the warp knitting process, but are formed by punching after the warp knitting process. The present application optimizes the bag fabric structure, can inhibit yarn slippage, guarantee the structural stability of the bag under high pressure, and can customize the through hole structure as needed to realize controllable targeted dispersion of bone cement, adapt to various complex clinical scenarios, and has a simple preparation process, effectively solving the technical problems of poor structural stability of the existing bone filling bag, uncontrollable dispersion of bone cement, and complicated preparation.

The utility model discloses a double-jacquard multilayer composite breathable screen cloth structure, and relates to the technical field of jacquard screen cloth. The jacquard mesh cloth comprises a middle supporting layer, a skin-attaching bottom layer arranged below the middle supporting layer, a second jacquard mesh cloth surface layer arranged above the middle supporting layer, a first jacquard mesh cloth surface layer arranged above the second jacquard mesh cloth surface layer, and a second jacquard mesh cloth surface layer arranged above the first jacquard mesh cloth surface layer, and air holes are formed in the first jacquard screen cloth surface layer and the second jacquard screen cloth surface layer. Due to the fact that the first jacquard mesh cloth surface layer and the second jacquard mesh cloth surface layer which are woven in the perpendicular direction are arranged, the thickness and the strength of the mesh cloth structure are improved, the abrasion resistance is improved, and the service life is prolonged. The middle supporting layer, the skin-attaching bottom layer and the second jacquard mesh cloth surface layer are bonded through hot melt adhesive points, then composite connection is conducted, the influence of a traditional adhesive film on air permeability is avoided, the temperature adjusting function is achieved through phase change microcapsules, and the antibacterial effect of the skin-attaching bottom layer is improved through a silver ion antibacterial coating.

The application discloses a degradable fiber electrode fabric for three-dimensional electrogastrography monitoring and a preparation method thereof. The preparation method comprises the following steps: subjecting degradable polyglycolide fibers to plasma treatment, and evaporating a gold layer on the polyglycolide fibers; in-situ polymerizing a polypyrrole conversion layer on the surface of the gold layer; in-situ reducing gold nanoparticles on the surface of the polypyrrole conversion layer; coating a poly(1,8-octyleneglycol citrate) solution on the surface of the gold nanoparticle layer to form an insulation layer, and obtaining a degradable flexible fiber electrode; using a knitting technology to synchronously knit the flexible fiber electrode and the polyglycolide fibers to form a three-dimensional flexible fabric structure, removing the insulation layer on a target area of the flexible fabric structure to expose a conductive layer, and obtaining the degradable fiber electrode fabric. The fiber electrode fabric prepared by the application can realize full-curve fitting of a gastric serosal surface, does not need external fixation, and can be used for long-term, stable and real-time multi-dimensional gastric electrophysiological signal acquisition.

The present disclosure relates to an extruded industrial fabric. A method of manufacture of the industrial fabric is crosshead extruding a first layer polymeric matrix material with linear components. The linear components crosshead extruded with the polymeric matrix material may be continuous systems oriented in the machine direction. A nonwoven layer of material is provided on a surface of the first layer of polymeric matrix material and a second layer of polymeric matrix material is extruded onto the nonwoven layer of material. The first layer of polymeric matrix material at least partially encompasses the linear components. A faceside of the industrial fabric may be smooth or may include a texture or pattern. A backside may be smooth (planar), have a variable roughness, or include needled fibers that are incorporated into the structure of the fabric.

The utility model discloses a kind of anti-hooking silk super-transparency high-density silk stockings, including a silk pantyhose, the silk pantyhose is by one single yarn warp-weft integrated weaving, and the single yarn is the spandex cover yarn of a double-layer twisting structure.The utility model is closely high twist structure to make yarn surface more smooth, fiber holds more closely, the fabric structure gap distribution formed is more uniform, with visual high permeability, good ventilation and moisture permeation effect on wearing;With the toughness of double-layer twisting, the probability of silk hooking and silk extraction can be greatly reduced, and the anti-hooking and wear resistance are improved;High twist makes yarn more crisp, silk stocking fabric woven is not easy to pill, touch more delicate smooth;Double-layer covering balances the slight stiffness feeling brought by high twist, maintains moderate softness, is both in shape and comfortable when wearing.In addition, the adsorption of tight yarn structure to dye is more stable, can let silk stocking dyeing more uniform, reduce the local color difference caused by yarn loose, make color more full and lasting.

The utility model discloses a cord fabric structure which comprises a plurality of flexible parts, a fabric body and a bonding layer, the fabric body is provided with a plurality of bending parts corresponding to the flexible parts, and the bending parts are connected with the flexible parts through the bonding layer. The plurality of flexible parts are connected with the plurality of bent parts and the plurality of flexible parts on the cloth body, so that the vertical degree of a curtain made of the curtain cloth is increased, and the bending resistance and the deformation resistance of the curtain cloth are improved.

The application discloses a double-layer micro-nano fiber fabric with a daytime cooling function and a preparation method thereof. Micro-nano fiber yarn is prepared through micro-nano fiber spinning technology, and then the micro-nano fiber yarn is knitted into a double-layer micro-nano fiber fabric. In the double-layer micro-nano fiber fabric, the warp yarns of the lower fabric correspond to the gaps between two adjacent warp yarns in the upper fabric, and the weft yarns of the lower fabric correspond to the gaps between two adjacent weft yarns in the upper fabric. The upper fabric has hydrophilicity, high mid-infrared emission and high thermal conductivity, and the lower fabric has hydrophobicity, high mid-infrared emission and high thermal conductivity. The lower fabric contains hydrophilic contact points. The special double-layer fabric structure design, micro-nano fiber size structure distribution and material-specific radiation cooling performance make the fabric integrate multiple cooling paths such as daytime radiation cooling, evaporation heat absorption and heat conduction, which not only helps to improve the cooling performance, but also is soft and wearable, and can be applied to human body cooling under outdoor strong sunlight irradiation conditions.

The present application relates to the technical field of functional woven fabric, in particular to a face-slimming beauty headgear and a weaving process for weaving the face-slimming beauty headgear. The face-slimming beauty headgear is an elastic fabric structure woven by an integrated weaving process. The face-slimming beauty headgear comprises a body matched with the head, the bottom of the body has a neck opening for wearing, the face of the body has a mouth and nose opening and two eye openings, the back of the body has a back opening, and the two sides of the body are provided with elastic stretch parts extending to the back of the brain. The face-slimming beauty headgear can form a covering effect on the whole head and face, prevent the irradiation of sunlight, protect the facial skin from external interference, and achieve the purpose of face slimming. The face-slimming beauty headgear utilizes the elastic stretch parts to stretch the facial muscles backward, so that the facial muscles can be relaxed and contracted backward at the same time, thereby achieving the purpose of face slimming. The face-slimming beauty headgear is convenient to wear and can be adjusted after being worn, and is suitable for different head shapes.

The utility model discloses a knitted fabric rolling self-adaptive bundling machine, and belongs to the technical field of knitted fabric processing. By arranging the adjusting mechanism and the winding roller set, when the tensioning degree becomes too large, the fabric can pull a pressing roller in the adjusting mechanism to move downwards, a roller shaft frame drives a spring to compress the spring, and therefore the tensioning degree of the fabric is reduced, and the situation that the fabric structure is affected due to the fact that the fabric is wound too tightly in the winding process is avoided; when the pressing roller moves downwards too much, the touch switch can make contact with the lifting plate to be closed, the rotating speed of the swing shaft is reduced by controlling the rotating speed of the driving motor, and therefore self-adaptive adjustment of the tensioning degree in the fabric rolling process is achieved.

The present disclosure relates to a biodegradable geotextile structure (1) for soil rehabilitation comprising a woven fabric structure of filament yarns of a natural fiber, at least a plant nutrient (6) and plant seeds (5), wherein the nutrient and the plant seeds are trapped in the apertures of the woven mesh of the woven fabric structure. Furthermore, the present disclosure relates to a method for producing said biodegradable geotextile structure.

The utility model discloses breathable mattress fabric which comprises first areas arranged in a crossed mode and second areas defined by the first areas, a second channel is formed between the second area located on the front face and the second area located on the back face, and a first channel is formed between the first area located on the front face and the first area located on the back face. The first area located on the front face comprises air holes, the first channel is communicated with the air holes, and the second channel is communicated with the first channel. The whole air permeability of the fabric is improved through the single-layer fabric structure formed by weaving, meanwhile, the first channel is communicated with the second channel, and the second channel is communicated with the air holes, so that air circulation in the fabric is increased, moisture accumulation in the fabric is reduced, and the air permeability of the fabric is improved.