Stab-resistant fabric structure with comfort and stab-resistant performance and stab-resistant gloves
The lug connection design of the inner, outer and puncture-resistant layers solves the problems of protective performance and comfort caused by the slippage and curling of the puncture-resistant layer, achieving high flexibility and good puncture resistance at the joints.
Patent Information
- Application Number
- CN202423224569.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Priority Date
- 2024-09-14
- Filing Date
- 2024-12-25
- Publication Date
- 2025-12-09
- Estimated Expiration
- 2034-12-25
AI Technical Summary
Existing stab-resistant gloves and vests have limited elasticity in the stab-resistant layer at the joints, which hinders joint movement and reduces comfort. At the same time, the slippage or curling of the stab-resistant layer poses a risk to the protective performance.
It adopts a structural design of inner layer, outer layer and anti-stab layer. The anti-stab layer is connected to the inner layer and outer layer through lugs, fixed in a predetermined position to prevent slippage, and the lugs can be stretched at the joints to not hinder movement. At the same time, a functional layer is set between the anti-stab layer and the inner and outer layers to improve fixation and comfort.
It achieves the goal of improving flexibility and comfort at joints while maintaining good puncture resistance, reducing the risk of slippage and curling of the puncture-resistant layer, and is suitable for positions with high human mobility, such as the back of the hand and finger joints of gloves and the elbow joint of puncture-resistant vests.
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Figure CN223640199U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to a stab-resistant fabric structure that combines comfort and stab resistance, and also to stab-resistant gloves made using the stab-resistant fabric structure. Background Technology
[0002] For protective equipment such as stab-resistant gloves and vests, the ability to prevent punctures by sharp objects is crucial. Existing stab-resistant materials used in protective equipment often have very limited elasticity. This is because excessive elasticity causes the pores in the material to deform and expand, allowing sharp objects such as needles to easily penetrate. However, applying stab-resistant materials with very limited elasticity to human joints hinders joint movement, thereby reducing joint flexibility and significantly decreasing human comfort.
[0003] The stab-resistant fabric structure used in existing protective equipment consists of an inner layer, a stab-resistant layer, and an outer layer sewn together along their edges. When joints move, they will inevitably pull on the stab-resistant layer, and the stab-resistant layer, due to its limited elasticity, will hinder the pulling, thus restricting the movement of the joints.
[0004] To address the aforementioned issues, existing methods involve sewing the outer and inner layers together and then reducing the size of the intermediate puncture-resistant layer, sandwiching it between the outer and inner layers. Since there is no fixing between the puncture-resistant layer and either the outer or inner layer, it can slide between the two layers, thus not hindering joint movement and improving comfort. However, this method has the following drawbacks:
[0005] (1) The puncture-resistant layer may slide during use, posing a risk to its protective performance.
[0006] (2) The puncture-resistant layer may curl, posing a risk to its protective performance and reducing human comfort. Utility Model Content
[0007] The first objective of this invention is to provide a puncture-resistant fabric structure that is simple in structure, low in cost, and improves the flexibility of human joint movements and thus enhances human comfort while having good puncture resistance.
[0008] The first objective of this utility model is achieved through the following technical measures: a stab-resistant fabric structure that combines comfort and stab resistance, comprising an inner layer, an outer layer, and a stab-resistant layer between the two, wherein the edges of the inner layer and the outer layer are connected together, characterized in that the stab-resistant layer comprises a body and a plurality of lugs provided on at least a portion of the edge of the body, the portion being referred to as a connecting area, wherein the lugs are fixed together with the 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.
[0009] This invention's stab-resistant layer is locally fixed by connecting the inner and outer layers with lugs. During use, the stab-resistant layer remains in a predetermined position without slipping, preventing it from rolling inward and ensuring reliable needle-proof protection. Furthermore, when applied to human joints, the lugs allow for stretching without hindering joint movement. Therefore, any inelastic or very inelastic stab-resistant material can be used in areas requiring high flexibility, such as the back of the hand and knuckles of gloves, and the elbow joint of stab-resistant vests, meeting the requirements for joint flexibility, including flexion. For example, in the production of 360-degree all-around cut and stab-resistant gloves, it is necessary to use non-elastic or very limited elastic stab-resistant materials on the entire palm and back of the hand. In addition, when this utility model is applied to protective equipment, two pieces of stab-resistant fabric are sewn together. Since the stab-resistant layer of each piece of stab-resistant fabric is sewn together with the inner and outer layers through lugs, the main body of the stab-resistant layers of the two pieces of stab-resistant fabric are spliced together. Compared with the existing stab-resistant fabrics where the inner layer, stab-resistant layer and outer layer are sewn together along the three edges, the thickness of the two pieces of stab-resistant fabrics after being spliced together is reduced, thus improving comfort.
[0010] When this utility model connects and sews two identical stab-resistant fabric structures together, the two stab-resistant fabric structures are connected in the connection area by sewing the inner layer, outer layer and lug together. In the connection area, the body edge of the stab-resistant layer is not connected to the inner and outer layers. Outside the connection area, all the body edges of the stab-resistant layer are sewn together with the inner and outer layers, or part of the body edge is sewn together with the inner and outer layers, or the body edge is not sewn together with the inner and outer layers.
[0011] The puncture-resistant layer of this invention consists of two or more layers, with the tabs of each puncture-resistant layer overlapping or staggered.
[0012] This invention provides at least one first functional layer between the stab-resistant layer and the outer layer, wherein the edge of the first functional layer is fixed together with the connection parts of the outer layer, the inner layer, and the stab-resistant layer lugs.
[0013] This invention provides at least one second functional layer between the stab-resistant layer and the inner layer. The edge of the second functional layer is fixed together with the connection points of the outer layer, the inner layer, the edge of the first functional layer, the outer layer, the inner layer, the stab-resistant layer lugs, and the edge of the first functional layer.
[0014] This invention provides at least one second functional layer between the stab-resistant layer and the inner layer. The second functional layer includes a body and a plurality of lugs on the edge of the body. The lugs of the second functional layer are fixed together with the connecting parts of the inner layer, the outer layer, and the edge of the first functional layer. The lugs of the second functional layer overlap or are offset from the lugs of the stab-resistant layer. There is no connection between the body of the second functional layer and the inner layer, the outer layer, the lugs of the stab-resistant layer, and the edge of the first functional layer.
[0015] This invention provides at least one first functional layer between the stab-resistant layer and the outer layer. The first functional layer includes a body and a plurality of lugs on the edge of the body. The lugs of the first functional layer are fixed together with the connecting parts of the inner layer and the outer layer. The lugs of the first functional layer overlap or are offset from the lugs of the stab-resistant layer. There is no connection between the body of the first functional layer and the lugs of the inner layer, the outer layer, and the stab-resistant layer.
[0016] This invention provides at least one second functional layer between the stab-resistant layer and the inner layer, and the edge of the second functional layer is fixed together with the connection part of the outer layer and the inner layer.
[0017] This invention provides at least one second functional layer between the stab-resistant layer and the inner layer. The second functional layer includes a body and a plurality of lugs on the edge of the body. The lugs of the second functional layer are fixed together with the connecting parts of the inner layer and the outer layer. The lugs of the second functional layer overlap or are offset from the lugs of the stab-resistant layer and the lugs of the first functional layer. There is no connection between the body of the second functional layer and the inner layer, the outer layer, the lugs of the stab-resistant layer, and the lugs of the first functional layer.
[0018] The layers of this invention are connected by sewing, specifically using a computerized pattern sewing machine. The presser foot of the machine is a hollow circle with a diameter of 2.5–3 mm, and the needle is positioned at the center of the circle. The distance between the edge of each layer and the seam is 2–2.5 mm. When the distance is 3–3.5 mm, it ensures that the seam is not exposed when the piece is turned inside out. If the distance exceeds 3.5 mm, the excess material after turning inside out will cause the material to feel rough and uncomfortable to the touch.
[0019] The length of the lug described in this utility model is 4-5 mm, and the width is 5-10 mm.
[0020] The main body and the lugs of this invention are made of the same puncture-resistant material in one piece.
[0021] The stab-resistant layer of this invention uses a stab-resistant material with a Young's modulus of 5 to 1000 MPa.
[0022] The second objective of this invention is to provide a stab-resistant glove made using the aforementioned stab-resistant fabric structure.
[0023] The second objective of this utility model is achieved through the following technical measures: a stab-resistant glove made using the above-mentioned stab-resistant fabric structure, comprising a back of the hand and a palm, wherein the front part of the back of the hand and the palm is the finger part and the back part is the palm part, and the rear end of the palm part is the wrist part, characterized in that the back of the hand and the palm both adopt the stab-resistant fabric structure, and the finger part and the palm part of the back of the hand and the palm are respectively joined together at the edge position and sewn together to obtain the stab-resistant glove.
[0024] This invention adds a fingertip extension surface between the back of the hand and the fingers on the palm side. The fingertip extension surface adopts the puncture-resistant fabric structure. The front and rear edges of the fingertip extension surface are sewn together with the edges of the fingers on the back of the hand and the palm side, respectively. One end of the fingertip extension surface extends from the inside of the index finger to the inside of the little finger and then to the other end.
[0025] This invention features a fingertip extension surface, providing greater space for finger movement. Furthermore, because the anti-puncture layer is connected to the inner and outer layers via lugs, the anti-puncture layer body of the fingertip extension surface can be combined with the anti-puncture layer body of the back and palm of the hand, preventing the two anti-puncture layers from overlapping, reducing the thickness after being flipped over, and improving comfort. Moreover, the fingertip extension surface can cover the fingertip, reducing the risk to the protective performance.
[0026] The wrist portion of the back and palm of the hand described in this utility model uses a wrist extension surface, which adopts the puncture-resistant fabric structure. The front edge of the wrist extension surface is sewn together with the rear edge of the palm portion of the back and palm of the hand.
[0027] The edges of the two puncture-resistant fabric structures of this invention are sewn together, and the lugs located at the sewn edges of the two puncture-resistant fabric structures are staggered.
[0028] Compared with the prior art, the present invention has the following significant advantages:
[0029] (1) The stab-proof layer of this utility model is locally fixed by connecting the lugs with the inner and outer layers. During use, the stab-proof layer can be kept in a predetermined position without slipping, and it also prevents the stab-proof layer from rolling inward, which can ensure the reliability of needle puncture prevention. At the same time, this utility model is applied to the joint area of the human body. When the human joint moves, it can be stretched by the lugs without hindering the joint movement. Therefore, any non-elastic or very limited elastic stab-proof material can be used in positions where the human body's mobility is required, such as the back of the hand and finger joints of gloves and the elbow joint of stab-proof vests, which can meet the requirements of joint bending and other flexibility.
[0030] (2) When this utility model is applied to protective equipment, two pieces of stab-proof fabric are sewn together. Since the stab-proof layer of each piece of stab-proof fabric is sewn together with the inner and outer layers through the lugs, the main body of the stab-proof layer of the two pieces of stab-proof fabric is spliced together. Compared with the existing stab-proof fabric where the inner layer, stab-proof layer and outer layer are sewn together along the edges of the three, the thickness of the two pieces of stab-proof fabric after being spliced together is reduced, thus improving comfort.
[0031] (3) The stab-proof glove of this utility model is provided with a fingertip extension surface, which can provide more space for finger movement. Moreover, since the stab-proof layer is connected to the inner and outer layers through lugs, the stab-proof layer body of the fingertip extension surface can be spliced with the stab-proof layer body of the back and palm of the hand, so that the two stab-proof layers do not overlap, reducing the thickness after splicing and improving comfort. In addition, the fingertip extension surface can cover the fingertip, reducing the risk of damage to the protective performance.
[0032] (4) This utility model has a simple structure and low cost. While having good anti-puncture performance, it can improve the flexibility of human joint movements, thereby improving human comfort.
[0033] (5) This utility model can be applied partially or fully to any protective equipment. It is highly practical and suitable for widespread promotion and use. Attached Figure Description
[0034] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.
[0035] Figure 1 This is a schematic diagram of the structure of the stab-proof glove of this utility model;
[0036] Figure 2 This is a cross-sectional view of the finger portion on the back or palm side of the hand of the stab-proof glove of this utility model (showing one finger portion);
[0037] Figure 3 This is a cross-sectional view of the extended surface of the fingertip of the stab-proof glove of this utility model;
[0038] Figure 4 This is a schematic diagram of the exploded structure of the back or palm of the hand of the stab-proof glove of this utility model;
[0039] Figure 5 This is one of the structural diagrams of two stab-resistant fabric structures sewn together in this utility model of stab-resistant gloves;
[0040] Figure 6 This is a schematic diagram of the structure of two pieces of stab-resistant fabric sewn together (sewn together via seam A) of an existing stab-resistant glove;
[0041] Figure 7 This is the second schematic diagram of the structure of the two stab-resistant fabric structures of this utility model glove sewn together (sewn together by seam A);
[0042] Figure 8 This is a cross-sectional view of a piece of the stab-resistant fabric structure of the stab-resistant glove of this utility model.
[0043] In the diagram: 1-back of hand, 2-palm, 3-finger area, 4-palm area, 5-inner layer, 6-puncture-resistant layer, 61-body, 62-ear, 7-outer layer, 8-interlayer, 9-finger tip extension surface, 10-wrist extension surface. Detailed Implementation
[0044] The present invention will be further described below through specific embodiments, but this is not a limitation of the present invention. Those skilled in the art can make various modifications or improvements based on the basic idea of the present invention, but as long as they do not depart from the basic idea of the present invention, they are all within the protection scope of the present invention.
[0045] like Figures 1 to 8 As shown, this utility model discloses a stab-proof glove, which includes a back of the hand 1 and a palm side 2. The front part of the back of the hand 1 and the palm side 2 is the finger part 3, and the back part is the palm part 4. The rear end of the palm part 4 is the wrist part. Both the back of the hand 1 and the palm side 2 are made of a stab-proof fabric structure that combines comfort and stab-proof performance. The finger part 3 and the palm part 4 of the back of the hand 1 and the palm side 2 are respectively joined together at the edge to form a stab-proof glove.
[0046] The stab-resistant gloves of this invention utilize a stab-resistant fabric structure that combines comfort and stab resistance. It comprises an inner layer 5, an outer layer 7, and a stab-resistant layer 6 located between them. The edges of the inner layer 5 and the outer layer 7 are connected together. The stab-resistant layer 6 primarily provides cut and stab resistance (the stab-resistant fabric also has cut resistance). It can be made of a stab-resistant material with a Young's modulus of 5–1000 MPa, such as plain weave fabric, double-sided cotton knit fabric, or cut- and stab-resistant fabric with internal steel or tungsten wire reinforcement. In this embodiment, the stab-resistant layer 6 is a single layer. The outer layer 7 primarily functions as abrasion-resistant, slip-resistant, flame-retardant, fire-resistant, and protects the stab-resistant layer. The inner layer 5 mainly functions as a skin-friendly absorbent material. The stab-resistant layer 6 consists of a body 61 and several lugs 62 disposed on the edge of the body 61. In this embodiment, the lugs 62 are 4mm long and 5mm wide. The distance between adjacent lugs 62 can be determined according to actual conditions. In this embodiment of the stab-resistant glove, the lugs are distributed across the entire palm surface. In a top view of the palm surface, the lug structures are distributed not only on both sides of each finger, but also at the center of each finger and along the contour edge of the entire palm surface. The body 61 and the lugs 62 are integrally made of the same stab-resistant material. In other embodiments, the body and the lugs can be made of different materials. In this embodiment, the inner layer 5 and the outer layer 7 are the same size, and the size of the body 61 is smaller than the size of the inner layer 5 and the outer layer 7. The lugs 62 are fixed together with the inner layer 5 and the outer layer 7, and there is no direct connection between the body 61 and the inner layer 5 and the outer layer 7.
[0047] In this embodiment, the inner layer 5, the puncture-resistant layer 6, and the outer layer 7 are connected by sewing, specifically using a computerized pattern sewing machine. The presser foot of the computerized pattern sewing machine is a hollow circle with a diameter of 2.5–3 mm, and the sewing needle is located at the center of the circle. The distance between the edge of each layer and the seam is 2–2.5 mm; when the distance between the edge of each layer and the seam is 3–3.5 mm, it can be ensured that the stitching is not exposed after the piece is turned over; if the distance between the edge of each layer and the seam exceeds 3.5 mm, because there is too much material excess after turning over, it will cause the material to be rough and uncomfortable to hold.
[0048] A fingertip extension surface 9 is added between the back of the hand 1 and the finger portion 3 of the palm 2, such as... Figure 3 As shown, the fingertip extension surface 9 adopts the aforementioned puncture-resistant fabric structure, and the front and rear edges of the fingertip extension surface 9 are sewn together with the edges of the finger portion 3 on the back of the hand 1 and the palm side 2, respectively. Figure 3 The middle position of the fingertip extension surface 9 corresponds to the fingertip, and the two sides correspond to the sides of the fingers. One end of the fingertip extension surface 9 extends from the inside of the index finger to the inside of the little finger and then to the other end. The fingertip extension surface 9 provides greater range of motion for the fingers, such as... Figure 5As shown, since the anti-stab layer 6 is connected to the inner layer 5 and the outer layer 7 through the lug 62, not only can the anti-stab layer 6 body 61 of the fingertip extension surface 9 be combined with the anti-stab layer 6 body 61 of the back of the hand 1 and the palm surface 2, so that the two anti-stab layers do not overlap, reducing the thickness after being flipped over and improving comfort, but the fingertip extension surface 9 can also cover the fingertip, reducing the risk in terms of protective performance.
[0049] The wrist of the back of the hand 1 and the palm of the hand 2 uses a wrist extension surface 10. The wrist extension surface 10 adopts the above-mentioned anti-puncture fabric structure. The front edge of the wrist extension surface 10 is sewn together with the rear edge of the palm of the back of the hand 1 and the palm of the hand 2, which can improve the flexibility of wrist joint movement while providing good anti-puncture effect.
[0050] In this utility model of stab-proof gloves, the edges of two stab-proof fabric structures are sewn together (such as the back of the hand and the palm side of the hand being sewn together, the finger part and the fingertip extension surface being sewn together, and the wrist extension surface and the palm part being sewn together), and the lugs located at the sewn edges of the two stab-proof fabric structures are staggered, that is, the lugs of the stab-proof layers of the two stab-proof fabric structures are not sewn together correspondingly.
[0051] The "operational dexterity" (also referred to as "dexterity," "flexibility," or "agility") of this utility model's stab-resistant glove was tested according to Section 6.2 of European Standard EN420:2003, and the level of dexterity was assessed according to Section 5.2 of EN420:2003. First, five solid stainless steel nails, each 40mm in length and with diameters of 5mm, 6.5mm, 8mm, 9.5mm, and 11mm respectively, were placed flat on a table. A trained operator, wearing the test glove, was required to smoothly and effortlessly pick up three stainless steel nails consecutively with their gloved index finger and thumb within 30 seconds, without any other assistance. The smaller the diameter of the nail that could be picked up, the higher the dexterity of the glove; conversely, the larger the diameter, the lower the dexterity. The test results are shown in the table below:
[0052] Table 1: Minimum diameter of stainless steel nails that can be picked up from different samples and corresponding dexterity level determination
[0053]
[0054] Test instructions:
[0055] Glove A is a 360-degree all-around stab-proof glove. Its entire palm and back of the hand are constructed by stitching the inner layer, stab-proof layer and outer layer along the edges. The gloves are made by stitching the palm and back of the hand materials together and then turning them inside out.
[0056] Glove B is a needle-resistant glove from Mechanix Wear. Only the entire palm surface uses an inner layer, a puncture-resistant layer, and an outer layer that are stitched together along the edges, or glued together in pairs. The back of the hand does not use puncture-resistant material.
[0057] Glove C is a HexArmor needle-resistant glove. Its entire palm surface is made by stitching and gluing together an inner layer, a puncture-resistant layer, and an outer layer along the edge, while the back of the hand does not use puncture-resistant material.
[0058] Glove D is a HexArmor PointGuard 6044 puncture-resistant glove. The entire palm is made by stitching the inner layer, puncture-resistant layer and outer layer along the edge. The back of the hand is not made of puncture-resistant material.
[0059] Glove E is a 360-degree all-around stab-proof glove made with the "lug" structure of this utility model. The palm and back of the hand are made by stitching an inner layer, a stab-proof layer and an outer layer together. The stitching method of the stab-proof layer and the inner and outer layers adopts the lug structure disclosed in this application.
[0060] The test results above show that the gloves made with the lug structure of this invention can ensure the flexibility of the gloves very well. At the same time, the anti-puncture layer will not slip or lose its position during use because of the lug positioning, and the protection is also more guaranteed.
[0061] The distribution of lugs on gloves is not affected by glove size. Considering that glove size greatly affects finger length (for example, each finger of an XL glove is significantly longer than that of an XS glove), we will now use the L size (the most common size) in Chinese sizing as an example to introduce the distribution density of lugs. The distribution density of lugs in other sizes of gloves can be adjusted slightly according to the actual situation. In size L gloves, for the middle and ring fingers, the lugs are distributed at a density of 3-5 on each side. For the index finger, the lugs on the side between the index and middle fingers are distributed at a density of 3-5, while the density on the other side can be slightly higher, reaching 3-8. The lugs on the side between the little and ring fingers are distributed at a density of 2-3, while the other side, connecting to the entire contour of the palm, can have 4-8 lugs. The outer side of the thumb, connecting to the outer contour of the palm, can have 3-6 lugs. Each fingertip only needs one lug. The side of the thumb connecting to the web of the thumb has 2-3 lugs. The bottom contour of the palm has 1-2 lugs for slight fixation. The distribution of lugs is exactly the same for the left and right palms. For very small gloves, such as size XS, 1-2 lugs can be reduced as needed to avoid overcrowding and reduced glove flexibility. In addition, relevant technicians can adjust the density of the lugs according to the actual product. For example, when making a pair of stab-proof gloves with a 5-layer stab-proof material, the distribution density of the lugs in each layer of stab-proof material can be appropriately reduced, and the lugs in each layer can be staggered slightly when sewing. This avoids the situation where each layer is too densely packed with lugs, causing the 5 layers to be sewn together in the same way as the traditional "sewing around the edge", which would reduce the flexibility of the product.
[0062] When this utility model connects and sews two identical stab-resistant fabric structures together, the two stab-resistant fabric structures are connected in the connection area by sewing the inner layer, outer layer and lug together. In the connection area, the body edge of the stab-resistant layer is not connected to the inner layer and outer layer. Outside the connection area, all the body edges of the stab-resistant layer are sewn together with the inner layer and outer layer, or part of the body edge is sewn together with the inner layer and outer layer, or the body edge is not sewn together with the inner layer and outer layer.
[0063] In other embodiments, the puncture-resistant layer can be two or more layers. When stacked, the lugs of each puncture-resistant layer can overlap or be staggered. For all layers, the lugs of each layer can be staggered, staggered by one layer, staggered by two layers, or all overlapping. There are various sewing methods that can be selected according to the sewing worker's habits.
[0064] In other embodiments, at least one first functional layer is provided between the stab-resistant layer and the outer layer. The first functional layer may be a heat-insulating or radiation-resistant functional layer. The edge of the first functional layer is fixed together with the connection parts of the outer and inner layers (and simultaneously connected to the lugs of the stab-resistant layer). When the elasticity of the first functional layer is limited, the first functional layer may adopt a lug structure. The first functional layer includes a body and a plurality of lugs provided on the edge of the body. The lugs of the first functional layer are fixed together with the connection parts of the inner and outer layers. The lugs of the first functional layer and the lugs of the stab-resistant layer overlap or are staggered, and there is no connection between the body of the first functional layer and the lugs of the inner, outer, and stab-resistant layers.
[0065] In other embodiments, at least one second functional layer is provided between the puncture-resistant layer and the inner layer. This functional layer is typically a special material whose function is affected when punctured or cut. For example, a wearable, flexible, pulse-sensing functional fabric layer. This fabric, if punctured or cut, may be unable to accurately sense the pulse and function properly, therefore it must be placed below the puncture-resistant layer. If the function is not significantly and measurably affected by puncture or cut, then the functional layer can be placed between the outer layer and the puncture-resistant layer. The edge of the second functional layer is fixed together with the connection point of the outer layer and the edge of the first functional layer (or the lug of the first functional layer) (and simultaneously connected to the lug of the puncture-resistant layer). When the elasticity of the second functional layer is limited, the second functional layer may adopt a lug structure. The second functional layer includes a body and several lugs provided on the edge of the body. The lugs of the second functional layer are fixed together with the connecting parts of the inner layer, the outer layer, and the edge of the first functional layer. The lugs of the second functional layer overlap or are offset from the lugs of the anti-stab layer, and there is no connection between the body of the second functional layer and the lugs of the inner layer, the outer layer, the anti-stab layer, and the edge of the first functional layer; or the lugs of the second functional layer are fixed together with the connecting parts of the inner layer and the outer layer, the lugs of the second functional layer overlap or are offset from the lugs of the first functional layer and the anti-stab layer, and there is no connection between the body of the second functional layer and the lugs of the inner layer, the outer layer, the anti-stab layer, and the lugs of the first functional layer.
[0066] In other embodiments, the length of the lug is 4-5 mm and the width is 5-10 mm. We define the lug as follows: with the finger contour as the reference plane, the side protruding horizontally perpendicular to the finger contour is the length of the lug, and the side parallel to the finger plane is called the width of the lug. According to this definition, the length of the lug is 4-5 mm and the width is 5-10 mm for the following reasons: 1) The lug and the inner and outer layers are sewn by hand. Considering the processing precision during sewing, the length of the lug cannot be too small, otherwise there may be gaps in the sewing. However, the length of the lug cannot be too large, otherwise the protective coverage area will be lost. 2) The width of the lug cannot be too small, otherwise, due to the short stitch length, it is easy to cause "stitch breakage", that is, the stitch is too short to withstand the tension during use. The width cannot be too large either, otherwise the feel will be close to the hard and stiff feeling of traditional "sewing around the edge".
[0067] The development process of this application's technical solution is briefly described as follows: Initially, the applicant used a traditional sewing method, which involved sewing the inner layer, puncture-resistant layer, and outer layer together along the edges. However, because the puncture-resistant layer has virtually no elasticity, after all three layers were sewn together along the edges, the hand could not bend and clench its fist when wearing the glove, resulting in a loss of flexibility. Therefore, the traditional sewing process was ruled out. Secondly, the applicant wanted to produce a 360-degree all-around puncture- and cut-resistant glove, meaning that the puncture resistance not only covered the entire palm but also the entire back of the hand. Therefore, in many cases, the material structure of the back of the hand and the palm is a "three-layer" structure of the outer layer, the puncture-resistant layer, and the inner layer. When sewing the palm and back of the hand materials together to make a glove, if the traditional "sewing together along the edges" processing method is followed, the total number of sewn layers would be 6, which would make the seams very thick, greatly reducing the comfort of wearing the glove (the seams would be very scratchy and uncomfortable on the hand). If other functional layers are used between the outer and puncture-resistant layers, or between the puncture-resistant and inner layers, then when the palm and back of the hand are sewn together, following the traditional "sewing around the edge" method, the number of layers will exceed six, inevitably causing significant discomfort during subsequent use of the glove. Furthermore, since the material used is puncture-resistant, processing the puncture-resistant layer with the outer and inner layers by sewing around the edge results in the needle being unable to penetrate the puncture-resistant layer in some areas, or causing significant needle wear, greatly hindering mass production of the glove. The applicant then sewn the outer and inner layers together, leaving the middle puncture-resistant layer unsewn, merely sandwiched between the outer and inner layers. However, it was found that while this method allows the hand to clench, the puncture-resistant layer, being sandwiched without fixation, will slip and shift during use, resulting in a loss of protective performance. In addition, the applicant found that the smaller the middle puncture-resistant layer, the greater the overall flexibility, but the larger the area of lost protection, and the more dangerous it becomes. Therefore, traditional sewing techniques cannot meet the requirements of both "high flexibility" and "large protective area coverage". To solve this technical problem, the applicant first started with the goal of local connection and fixation between the puncture-resistant layer and the inner and outer layers. In order to achieve local connection and fixation of the puncture-resistant layer, various connection forms were designed during the research and development period. After comparing and verifying various schemes, it was finally determined that the puncture-resistant layer adopts a lug structure for connection and fixation, which can well meet the requirements of "high flexibility" and "large protective area coverage". Moreover, when the palm material and the back of the hand material are spliced and sewn into gloves, the actual total number of layers sewn together is 4, which makes the thickness of the seam smaller and will not affect the comfort of wearing the gloves. In addition, sewing is easy, can ensure sewing quality, reduce needle wear, and realize the mass production of gloves.
[0068] The above embodiments are merely illustrative of the principles and effects of this utility model and are not intended to limit this utility model. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of this utility model. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in this utility model should still be covered by the claims of this utility model.
Claims
1. A stab-resistant fabric structure that combines comfort and stab resistance, comprising an inner layer, an outer layer, and a stab-resistant layer between the two, wherein the edges of the inner layer and the outer layer are joined together, characterized in that: The puncture-resistant layer includes a body and a plurality of lugs located on at least a portion of the edge of the body, which is called the connection area. The lugs are fixed together with the connection parts of the inner and outer layers, and there is no connection between the edge of the body in the connection area and the inner and outer layers.
2. The stab-resistant fabric structure combining comfort and stab resistance according to claim 1, characterized in that: When two identical stab-resistant fabric structures are joined and sewn together, the two stab-resistant fabric structures are joined together in the joining area by sewing the inner layer, outer layer and lug together. In the joining area, the body edge of the stab-resistant layer is not joined to the inner and outer layers. Outside the joining area, all the body edges of the stab-resistant layer are sewn together to the inner and outer layers, or part of the body edge is sewn together to the inner and outer layers, or the body edge is not sewn together to the inner and outer layers.
3. The stab-resistant fabric structure combining comfort and stab resistance according to claim 2, characterized in that: The puncture-resistant layer consists of two or more layers, with the tabs of each layer overlapping or staggered.
4. The stab-resistant fabric structure combining comfort and stab resistance according to claim 1, characterized in that: At least one first functional layer is provided between the stab-resistant layer and the outer layer, and the edge of the first functional layer is fixed together with the connection parts of the outer layer, the inner layer, and the stab-resistant layer lugs.
5. The stab-resistant fabric structure combining comfort and stab resistance according to claim 4, characterized in that: At least one second functional layer is provided between the stab-resistant layer and the inner layer. The edge of the second functional layer is fixed together with the connection parts of the outer layer, the inner layer, the edge of the first functional layer, the outer layer, the inner layer, the stab-resistant layer lugs, and the edge of the first functional layer.
6. The stab-resistant fabric structure combining comfort and stab resistance according to claim 4, characterized in that: At least one second functional layer is provided between the stab-resistant layer and the inner layer. The second functional layer includes a body and a plurality of lugs on the edge of the body. The lugs of the second functional layer are fixed together with the connecting parts of the inner layer, the outer layer, and the edge of the first functional layer. The lugs of the second functional layer overlap or are offset from the lugs of the stab-resistant layer. There is no connection between the body of the second functional layer and the inner layer, the outer layer, the lugs of the stab-resistant layer, and the edge of the first functional layer.
7. The stab-resistant fabric structure combining comfort and stab resistance according to claim 1, characterized in that: At least one first functional layer is provided between the anti-stab layer and the outer layer. The first functional layer includes a body and a plurality of lugs provided on the edge of the body. The lugs of the first functional layer are fixed together with the connection parts of the inner layer and the outer layer. The lugs of the first functional layer overlap or are offset from the lugs of the anti-stab layer. There is no connection between the body of the first functional layer and the lugs of the inner layer, the outer layer, and the anti-stab layer.
8. The stab-resistant fabric structure combining comfort and stab resistance according to claim 7, characterized in that: At least one second functional layer is provided between the puncture-resistant layer and the inner layer, and the edge of the second functional layer is fixed together with the connection part of the outer layer and the inner layer.
9. The stab-resistant fabric structure combining comfort and stab resistance according to claim 7, characterized in that: At least one second functional layer is provided between the stab-resistant layer and the inner layer. The second functional layer includes a body and a plurality of lugs on the edge of the body. The lugs of the second functional layer are fixed together with the connection parts of the inner layer and the outer layer. The lugs of the second functional layer overlap or are offset from the lugs of the stab-resistant layer and the lugs of the first functional layer. There is no connection between the body of the second functional layer and the inner layer, the outer layer, the lugs of the stab-resistant layer, and the lugs of the first functional layer.
10. The stab-resistant fabric structure combining comfort and stab resistance according to any one of claims 1 to 9, characterized in that: The layers are connected by sewing, and the distance between the edge of each layer and the seam is 2 to 2.5 mm, or the distance between the edge of each layer and the seam is 3 to 3.5 mm.
11. The stab-resistant fabric structure combining comfort and stab resistance according to claim 10, characterized in that: The length of the lug is 4-5 mm and the width is 5-10 mm.
12. The stab-resistant fabric structure combining comfort and stab resistance according to claim 11, characterized in that: The stab-resistant layer and the lug are made of the same stab-resistant material in one piece.
13. The stab-resistant fabric structure combining comfort and stab resistance according to claim 12, characterized in that: The stab-resistant layer is made of a stab-resistant material with a Young's modulus of 5 to 1000 MPa.
14. A stab-resistant glove made using the stab-resistant fabric structure according to any one of claims 1 to 13, package 2 The back of the hand and the palm side are included, wherein the front part of the back of the hand and the palm side is the fingers and the back part is the palm, and the rear end of the palm side is the wrist, characterized in that: The back and palm of the hand are both made of the stab-resistant fabric structure, and the fingers and palm of the back and palm are respectively joined together at the edge to make a stab-resistant glove.
15. The stab-resistant glove according to claim 14, characterized in that: A fingertip extension surface is added between the back of the hand and the fingers on the palm side. The fingertip extension surface adopts the puncture-resistant fabric structure. The front and rear edges of the fingertip extension surface are sewn together with the edges of the fingers on the back of the hand and the palm side, respectively. One end of the fingertip extension surface extends from the inside of the index finger to the inside of the little finger and then to the other end.
16. The stab-resistant glove according to claim 15, characterized in that: The wrist portion of the back and palm of the hand uses a wrist extension surface, which adopts the puncture-resistant fabric structure. The front edge of the wrist extension surface is sewn together with the rear edge of the palm portion of the back and palm of the hand.
17. The stab-resistant glove according to claim 16, characterized in that: The edges of the two puncture-resistant fabric structures are sewn together, and the lugs located at the sewn edges of the two puncture-resistant fabric structures are staggered.