CN215970523U - High-resilience ultralight insole and sports shoe - Google Patents
High-resilience ultralight insole and sports shoe Download PDFInfo
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- CN215970523U CN215970523U CN202122354709.XU CN202122354709U CN215970523U CN 215970523 U CN215970523 U CN 215970523U CN 202122354709 U CN202122354709 U CN 202122354709U CN 215970523 U CN215970523 U CN 215970523U
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Abstract
The utility model relates to the technical field of shoe materials, in particular to a high-resilience ultra-light insole and sports shoes, wherein the insole comprises a fabric layer and a polyurethane layer, the upper surface of the fabric layer is of a concave-convex strip-shaped structure and comprises strip-shaped convex parts and strip-shaped concave parts which are arranged at intervals in a circulating manner, the strip-shaped convex parts are formed by weaving antifouling yarns, the width of each strip-shaped convex part is 0.5-1.5mm, and the total area of the strip-shaped convex parts is not more than 30% of the area of the fabric layer; the strip-shaped concave parts are formed by weaving temperature-adjusting yarns, and the width range of each strip-shaped concave part is 0.8-2 mm; the polyurethane layer is prepared by a supercritical method, and the density of the polyurethane layer is 0.03-0.05g/m2(ii) a The fabric layer and the polyurethane layer are compounded by spot gluing, and the insole of the sports shoe adopts the insole. The insole has good antifouling effect and temperature adjusting effect, is prepared by a supercritical method, and has low density, light weight and good comfort.
Description
Technical Field
The utility model relates to the technical field of shoe materials, in particular to a high-resilience ultralight insole and a sports shoe.
Background
The shoe pad is used above the sole in a shoe and is in lower direct contact with a human body, the basic function of the shoe pad is the comfort level of the sole, common materials comprise silica gel, PU and EVA, some shoe pads can be made of multilayer fabrics, in order to improve the comfort level, the rebound resilience of the shoe pad is an important index, and the shoe pad with high rebound resilience can relieve the pressure of the foot to a certain extent and has the function of relieving the pressure; in addition, along with the continuous improvement of health importance of consumers, the health care performance of the insole is also considered by more and more consumers, the health care performance of the insole comprises the antibacterial property of the insole, as feet are wrapped in the shoes for a long time, the sweat on the feet cannot be volatilized in time and discharged out of the body, fungi can be bred, the problems of dermatophytosis, foot odor and the like are caused, the insole is in direct contact with the feet, and the good antibacterial property of the insole can effectively relieve the problems; on the other hand, the feet are wrapped in the shoes for a long time, when the weather is hot or the amount of exercise is large, the temperature in the shoes is high, and the feet are easy to feel stuffy; conversely, when the weather is cold and the sport is unavailable for a long time, the temperature in the shoe is low, the foot is easily cooled, and the comfort of the consumer is greatly reduced.
SUMMERY OF THE UTILITY MODEL
To solve at least one of the above problems, a high resilience ultra light insole is provided as a first aspect of the present invention.
A high-resilience ultra-light insole comprises a fabric layer and a polyurethane layer, wherein the upper surface of the fabric layer is of a concave-convex strip-shaped structure and comprises strip-shaped convex parts and strip-shaped concave parts which are circularly arranged at intervals, the strip-shaped convex parts are formed by weaving antifouling yarns, the width of each strip-shaped convex part is 0.5-1.5mm, and the total area of the strip-shaped convex parts is not more than 30% of the area of the fabric layer; the strip-shaped concave parts are formed by weaving temperature-adjusting yarns, and the width range of each strip-shaped concave part is 0.8-2 mm;
the polyurethane layer is prepared by a supercritical method, and the density of the polyurethane layer is 0.03-0.05g/m2The thickness of the polyurethane layer is 3-8 mm;
the fabric layer and the polyurethane layer are compounded through spot gluing.
Furthermore, the upper surface of the insole is provided with a circular bulge which is integrally formed with the polyurethane layer, the diameter of the circular bulge is 0.5-1cm, the height of the circular bulge is 0.5-0.8cm, and the position of the circular bulge corresponds to the position of the front sole so as to play a role of massage.
Furthermore, one side of the polyurethane layer, which is attached to the fabric layer, is provided with circular concave parts with the diameter of 0.5-1cm, grooves are arranged between every two adjacent circular concave parts, adjustable bulges which are matched with the diameters of the circular concave parts and have the height of 0.5-0.8cm are bonded above the circular concave parts, adjustable pipelines are arranged on the upper parts of the grooves and connected with the adjacent adjustable bulges, each adjustable bulge and each adjustable pipeline comprises an elastic shell and flowing liquid arranged in the elastic shell, the liquid of each adjacent adjustable bulge can flow through the adjustable pipelines, and the filling amount of the flowing liquid is one half to two thirds of the internal volume of the adjustable bulge and each adjustable pipeline.
Furthermore, the fabric layer is a knitting weaving layer, and a concave-convex strip-shaped structure is formed through tucking of coils or computer jacquard.
Furthermore, the fabric layer is a woven braid layer, and a concave-convex strip-shaped structure is formed through computer jacquard.
Furthermore, the yarn diameter of the strip-shaped convex part of the fabric layer is 2-3 times of that of the strip-shaped concave part.
Furthermore, the elastic shell is made of any one of silica gel, rubber and PVC, and a heat insulation fabric layer is arranged on the elastic shell.
Further, the flowing liquid is water.
Further, any one of the base material cotton yarn, viscose or terylene of the antifouling yarn is coated with an antifouling finishing agent on the surface.
Further, the antifouling finishing agent is an organic silicon finishing agent.
As a second aspect of the present invention, there is provided a method for preparing a high resilience ultra light insole as described above, comprising the steps of:
s1, preparing the antifouling yarn, finishing the antifouling finishing agent on the yarn by adopting a spraying, dipping or padding mode, and carrying out antifouling finishing on the yarn;
preparation of S2 thermoregulation yarn: selecting chitosan as a microcapsule capsule wall, n-eicosane as a microcapsule capsule core, and mixing the capsule core material and the capsule wall material according to a mass ratio of 1: (1-4), adding water for emulsification and dispersion to obtain an oil-in-water emulsion, carrying out complex coacervation reaction on the obtained oil-in-water emulsion, adding a curing agent, and stirring to obtain a microcapsule; dispersing the microcapsules in a dispersing agent, mixing the microcapsules with a spinning solution, and spinning to obtain temperature-regulating yarns;
weaving of the fabric layer S3: weaving yarns into a fabric layer with a concave-convex strip-shaped structure on the surface layer, wherein the strip-shaped bulge is woven by antifouling yarns, the width of the single strip-shaped bulge is 0.5-1.5mm, and the area of the strip-shaped bulge is not more than 30% of the area of the fabric layer; the strip-shaped concave parts are woven by temperature-adjusting yarns, and the width range of the single strip-shaped concave part is 0.8-2 mm;
preparation of the S4 polyurethane layer: adding the polyurethane resin material and the cross-linking agent into a reaction kettle according to the proportion of 1:2.5, stirring and blending, and stirring for 60-300 seconds at the temperature of 30-65 ℃; then adding a chain extender, a polyester catalyst, a foaming catalyst, a foam stabilizer and a foaming agent into the reaction kettle, and stirring for 0.5-4 hours at the temperature of 20-80 ℃; introducing the mixed solution into a supercritical foaming machine, foaming at 80-180 deg.C under 4-16MPa for 2-20 min, extruding to obtain polyurethane foam material, and placing the material in insole mold to obtain insole;
s5 compounding the fabric layer and the polyurethane layer: compounding the lower surface of the fabric layer with the polyurethane layer by spot gluing, wherein the area of a single glued spot is not more than 0.5mm2The total area of the total glue spots is not more than one third of the area of the insole.
Further, the polyurethane resin material can be one or more of blending of plant-based polyol and polyethylene glycol, blending of plant-based polyol and diethylene glycol, trimethylolpropane, blending of plant-based polyol and pentaerythritol, and blending of plant-based polyol and 1, 4-butanediol.
Further, the crosslinking agent includes one or more of liquid MDI, hydrogenated MDI, TDI, trimethylolethane, polypropylene glycol glycidyl ether, organic peroxides such as dicumyl peroxide (DCP), di-t-butyl peroxide (DTBP), 2, 5-dimethyl-2, 5-di-t-butyl hexane peroxide or 2-ethyl-4-methylimidazole, 2-phenylimidazole, 2-isopropylimidazole, hexahydrophthalic anhydride, triethylenetetramine, dimethylaminopropylamine, diethylaminopropylamine and the like.
Further, the chain extender includes bifunctional acid derivatives, isocyanates, acid anhydrides, epoxides and the like, which may be one or more of 1, 4-butanediol, 1, 6-hexanediol, diethylene glycol (DEG), glycerol, trimethylolpropane, triethylene glycol, neopentyl glycol (NPG), sorbitol.
Further, the polyester catalyst is an aluminum-based catalyst or an enzyme-like catalyst such as triethylaluminum or triisopropoxyaluminum, or a yarrowia enzyme;
further, the foam stabilizer is silicone oil.
As a third aspect of the present invention, there is provided a sports shoe whose insole is the insole described above.
Compared with the prior art, the utility model has the beneficial effects that:
the fabric layer adopts a concave-convex structure with concave-convex strips, and the strip-shaped convex parts are woven by antifouling yarns, so that the antifouling insole has a good antifouling effect, reduces the cleaning times of a wearer, provides convenience for the wearer, and prolongs the service life and the functional period of the insole; the strip-shaped concave part is woven by temperature-adjusting fibers, and has a good temperature-adjusting effect.
2 the polyurethane layer of the insole has good rebound resilience, is prepared by a supercritical method, has low density and light weight, can further reduce the whole weight of the shoe and improve the comfort level of the shoe.
3 in the wearing process, the strip-shaped convex parts of the fabric layer are contacted with the intersecting bottoms, the antifouling effect prolongs the service cycle of the insole, the cleaning difficulty and the cleaning times are reduced, the temperature-adjusting fiber is cellulose fiber, the temperature-adjusting and water-absorbing effects are achieved simultaneously, the overall stripe effect, the water absorption and the antifouling property of the fabric layer of the insole are compatible through the arrangement of the concave-convex strip-shaped structures, and the use comfort of the insole is improved;
4, the temperature-regulating yarn microcapsule wall material of the fabric layer adopts chitosan, so that the shoe pad has a certain antibacterial effect and the health care performance of the shoe pad is improved;
5 the adjustable bulges and the adjustable pipelines arranged on the upper surface of the insole can enable the built-in flowing liquid to continuously flow along with the walking of the human body, thereby playing a role of massaging the sole, and the massaging mode is a water flow rolling type and playing a role of relieving.
Drawings
FIG. 1 is a schematic view showing a construction of an insole according to an embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view of a shell fabric layer according to an embodiment of the utility model;
FIG. 3 is a schematic view of a polyurethane layer structure according to example 2 of the present invention;
FIG. 4 is a schematic structural view of a polyester layer according to example 3 of one embodiment of the present invention;
fig. 5 is a flow chart of a method for manufacturing a shoe pad according to a second embodiment of the utility model.
The fabric layer comprises a fabric layer 1, strip-shaped convex parts 10, strip-shaped concave parts 11, a polyurethane layer 2, circular bulges 20, circular concave parts 21, grooves 22, adjustable bulges 23 and adjustable pipelines 24.
Detailed Description
The present invention will be described in further detail below with reference to examples and the accompanying drawings.
Implementation mode one
Example 1
The embodiment provides a high-resilience ultra-light insole, which comprises a fabric layer 1 and a polyurethane layer 2, as shown in fig. 1 and fig. 2, wherein the upper surface of the fabric layer 1 is of a concave-convex strip-shaped structure and comprises strip-shaped convex parts 10 and strip-shaped concave parts 11 which are circularly arranged at intervals, the strip-shaped convex parts 10 are formed by weaving antifouling yarns, the width of each strip-shaped convex part 10 is 0.5-1.5mm, and the total area of the strip-shaped convex parts 10 is not more than 30% of the area of the fabric layer 1; the strip-shaped concave parts 11 are formed by weaving temperature-adjusting yarns, and the width range of each strip-shaped concave part 11 is 0.8-2 mm; the specifications of the strip-shaped convex parts 10 and the strip-shaped concave parts 11 are set to be in an optimal mode, so that the strip-shaped convex parts 10 can be ensured to be in contact with soles of human bodies to play a role in preventing fouling when the garment is worn, and the strip-shaped concave parts 11 account for more parts, so that the integral temperature regulation effect of the whole precoat 1 can be ensured; when the base material of the temperature-adjusting yarn is cellulose fiber, it also has good water absorbency, so that the water absorbency of the fabric layer 1 is good.
The polyurethane layer 2 is prepared by a supercritical method, and the density of the polyurethane layer is 0.03-0.05g/m2；
The fabric layer 1 and the polyurethane layer 2 are compounded by spot gluing; the distribution of the point-shaped viscose glue is divided into a peripheral area and a central area, wherein the peripheral area refers to an annular area 2cm away from the edge of the insole, the area in the ring is the central area, in order to reduce the comfort problem brought by the point-shaped viscose glue and prevent the point-shaped viscose glue from influencing the water absorbability, the distance between adjacent gluing points in the central area is not more than 2mm, and meanwhile, in order to ensure the gluing fastness, the distance between the adjacent gluing points in the area within 1cm of the peripheral width is 1-2 mm;
in order to ensure the air permeability of the whole insole, the polyurethane layer can be also provided with a plurality of air holes which are communicated up and down.
Example 2
In order to further increase the wearing comfort of the insole, the embodiment adds the massage function of the insole on the basis of embodiment 1, as shown in fig. 3, the upper surface of the insole is provided with a circular protrusion 20, the circular protrusion 20 and the polyurethane layer 2 are integrally formed, the diameter of the circular protrusion is 0.5-1cm, the height of the circular protrusion is 0.5-0.8cm, and the position of the circular protrusion 20 corresponds to the position of the forefoot or the position of the foot acupuncture point, so as to play a massage role; the fabric layer 10 can be provided with two types, one type is that the position of the fabric layer 10 corresponding to the circular bulges 20 is provided with holes for accommodating the circular bulges 20, and meanwhile, the surface of each circular bulge is separately covered with a layer of fabric which is made of the same material as the fabric layer 10 so as to ensure that the surface layer contacted with the sole is the fabric layer; another arrangement of the facestock layer 10 is: the fabric layer 10 is made of a textile fabric with good elasticity, such as weft knitting or a textile fabric with elastic yarns such as spandex added, and the surface of the polyurethane layer 2 is covered with the fabric layer in one piece.
Example 3
In this embodiment, as a variation of embodiment 2, another insole with a massage function is provided, the massage is performed by flowing liquid, and is used for performing a relaxing massage during foot exercise, the structure of the insole is shown in fig. 4, a circular concave portion 21 with a diameter of 0.5-1cm is disposed on one surface of the polyurethane layer 2, which is attached to the fabric layer 1, a groove 22 is disposed between each two adjacent circular concave portions 21, an adjustable protrusion 23 with a diameter matched with the diameter of the circular concave portion 21 and a height of 0.5-0.8cm is bonded above the circular concave portion 21, an adjustable pipeline 24 is disposed on the upper portion of the groove 22, the adjustable pipeline 24 connects the adjacent adjustable protrusions 23, each adjustable protrusion 23 and adjustable pipeline 24 includes an elastic shell and flowing liquid embedded in the elastic shell, the liquid of each adjacent adjustable protrusion 23 can flow through the adjustable pipeline 24, the present embodiment exemplarily provides an arrangement manner of the circular concave portions 21, namely, two rows of front and back are arranged, a plurality of front rows of circular recesses 21 are not arranged, the positions of the front rows of circular recesses 21 correspond to the positions of the front sole of the foot, the positions of the back rows of circular recesses 21 correspond to the positions of the centers of the foot, the grooves 22 are connected with the front and back adjacent circular recesses and the left and right adjacent circular recesses, the adjustable bulges 23 are arranged in the circular recesses 21, the adjustable pipelines 24 are arranged in the grooves 22, the filling amount of the flowing liquid is one half to two thirds of the internal volume of the adjustable bulges 23 and the adjustable pipelines 24, and the flowing liquid is not filled with air.
When walking, along with the bending of the sole, the flowing liquid flows back and forth in the adjustable bulges 23 in the front and back rows, thereby performing a relaxing massage on the sole, it should be noted here that, in order to ensure a better massage effect, when the adjustable bulges 23 are filled with liquid, the height of the liquid is greater than the depth of the circular concave 21, that is, the liquid is convexly presented on the surface of the insole, when the liquid in the adjustable bulges 23 is at a minimum, the liquid can be leveled with the depth of the circular concave 21 slightly higher, the arrangement of the grooves 22 and the adjustable pipelines 24 is the same as the arrangement of the circular concave 21 and the adjustable bulges 23, meanwhile, the depth of the circular concave 21 in the front and back rows can be consistent or not consistent, the effect is to ensure that the liquid in the adjustable bulges 23 in the front and back rows can flow back and forth along with the movement change of the lifting of the sole, the suspension of the foot, the landing of the heel and the like of the front and back rows, can massage sole. The number of the circular concave parts or the adjustable bulges can be set, and the specific positions can be set according to requirements.
In this embodiment, the flowing liquid may be water; the elastic shell is made of any one of silica gel, rubber and PVC, the fabric layer 1 can be hollowed at the positions 4 of the adjustable bulges 23 and the adjustable pipelines 2, and the heat-insulation fabric layer is arranged on the upper surfaces of the adjustable bulges 23 and the adjustable pipelines 2, so that the influence of the temperature of flowing liquid on the temperature of feet is prevented; the material of the thermal insulation fabric layer contacting the foot may be the same as that of the fabric layer 1.
In the above embodiment, the fabric layer 1 is a knitted layer, which forms a concavo-convex strip structure by tucking of a coil or computer jacquard; or the fabric layer 1 is a woven braid layer which forms a concave-convex strip-shaped structure through computer jacquard; or the yarn diameter of the strip-shaped convex part 10 of the fabric layer 1 is 2-3 times of the yarn diameter of the strip-shaped concave part 11, the concave-convex strip-shaped structure can be in a linear shape, a wavy shape, a folded line shape and the like, and the concave-convex strip-shaped structure can be arranged along the front and back directions of the insole and can also be arranged along the left and right directions of the insole.
In the above embodiments, the surface of any one of the cotton yarn, the viscose and the polyester, which are the substrates of the anti-fouling yarn, is sprayed or impregnated or coated with the anti-fouling finishing agent, and the anti-fouling finishing agent is an organic silicon finishing agent and can also be a fluorine finishing agent.
Second embodiment
As a second aspect of the present invention, there is provided a method for preparing a high resilience ultra light insole as described above, as shown in fig. 5, comprising the steps of:
s1 preparation of an anti-soil yarn: finishing the antifouling finishing agent on the yarn by adopting a spraying, dipping or padding mode, and carrying out antifouling finishing on the yarn;
preparation of S2 thermoregulation yarn: selecting chitosan as a microcapsule capsule wall, n-eicosane as a microcapsule capsule core, and mixing the capsule core material and the capsule wall material according to a mass ratio of 1: 1-4, adding water for emulsification and dispersion to obtain an oil-in-water emulsion, carrying out complex coacervation reaction on the obtained oil-in-water emulsion, adding a curing agent, and stirring to obtain microcapsules; dispersing the microcapsules in a dispersing agent, mixing the microcapsules with a spinning solution, and spinning to obtain temperature-regulating yarns;
weaving of the fabric layer 1 of S3: weaving yarns into a fabric layer with a concave-convex strip-shaped structure on the surface layer, wherein the strip-shaped convex parts 10 are woven by antifouling yarns, the width of each strip-shaped convex part 10 is 0.5-1.5mm, and the area of each strip-shaped convex part is not more than 30% of the area of the fabric layer; the strip-shaped concave part 11 is woven by temperature-adjusting yarns, and the width range of the single strip-shaped concave part 11 is 0.8-2 mm;
preparation of S4 polyurethane layer 2: adding the polyurethane resin material and the cross-linking agent into a reaction kettle according to the proportion of 1:2-3, stirring and blending, and stirring for 60-300 seconds at the temperature of 30-65 ℃; then adding a chain extender, a polyester catalyst, a foaming catalyst, a foam stabilizer and a foaming agent into the reaction kettle, and stirring for 0.5-4 hours at the temperature of 20-80 ℃; introducing the mixed solution into a supercritical foaming machine, foaming at 80-180 deg.C under 4-16MPa for 2-20 min, extruding to obtain polyurethane foam material, and placing the material in insole mold to obtain insole; density of the polyurethane foam material: 0.02-0.04g/m 2; the water absorption multiplying power is more than 7; the permanent compression set is < 7%.
S5 compounding the fabric layer 1 and the polyurethane layer 2: the lower surface of the shell layer 1 is compounded with the polyurethane layer 2 by spot gluing, wherein the area of the single glue spots does not exceed 0.5mm2, and the total area of the total glue spots does not exceed one third of the area of the insole.
In step S1 of the preparation method, the antifouling finish is a silicone type, and the formulation thereof includes: organic silicon oil, polyol, a cross-linking agent, a pH regulator and water, wherein the pH regulator is added into the water to weak acid, the polyol and the organic silicon oil are sequentially added, then the cross-linking agent is added, and the finishing agent is obtained by stirring. The finishing agent is added with a cross-linking agent, so that the finishing agent is sprayed on the surface of the yarn and can be cross-linked with the yarn to obtain the antifouling yarn, and the antifouling yarn can also be obtained by adopting a dipping or padding mode.
In step S2 of the preparation method, the microcapsule wall material of the temperature-adjusting yarn may also be made of natural polymer materials, such as gelatin, acacia, shellac, lac, starch, dextrin, wax, rosin, sodium alginate, zein, or a combination of the two or more natural polymer materials, which is non-toxic, has good stability and good molding; in addition, the wall material can also be fully synthetic high polymer materials such as polyethylene, polystyrene, polybutadiene, polypropylene, polyether, polyurea, polyethylene glycol, polyvinyl alcohol, polyamide, polyacrylamide, polyurethane, polymethyl methacrylate, polyvinylpyrrolidone, epoxy resin, polysiloxane and the like, and has good film forming property and chemical stability; chitosan in the present embodiment has a certain antibacterial property, and therefore is a preferable material for the wall material of the microcapsule in the present embodiment; the microcapsule core material can also be n-hexadecane to n-eicosane or paraffin and other phase-change materials, and the spinning solution can be acetate fiber, cellulose fiber and the like.
In step S3 of the preparation method, the fabric layer 1 may be woven in various manners, for example, it may be a knitted layer, which forms a concave-convex strip structure through tucking of stitches or computer jacquard; or the fabric layer 1 is a woven braid layer which forms a concave-convex strip-shaped structure through computer jacquard; or the yarn diameter of the strip-shaped convex part 10 of the fabric layer 1 is 2-3 times of that of the strip-shaped concave part 11.
In step S4 of the preparation method, the added mass ratio of each substance is as follows: 28-60 parts of a cross-linking agent, 0.5-4 parts of a chain extender, 0.1-0.5 part of a polyester catalyst, 0.5-1.5 parts of a foaming catalyst, 0.5-4 parts of a foam stabilizer, 2-6 parts of a foaming agent and the balance of a polyurethane resin material, wherein the polyurethane resin material is formed by one or more of blending of plant-based polyol and polyethylene glycol, blending of plant-based polyol and diethylene glycol, trimethylolpropane, blending of plant-based polyol and pentaerythritol and blending of plant-based polyol and 1, 4-butanediol; the crosslinking agent includes liquid MDI, hydrogenated MDI, TDI, trimethylolethane, polypropylene glycol glycidyl ether, organic peroxides such as one or more of dicumyl peroxide (DCP, di-t-butyl peroxide (DTBP, 2, 5-dimethyl-2, 5-di-t-butyl hexane peroxide or 2-ethyl-4-methylimidazole, 2-phenylimidazole, 2-isopropylimidazole, hexahydrophthalic anhydride, triethylenetetramine, dimethylaminopropylamine, diethylaminopropylamine and the like, the chain extender includes one or more of difunctional acid derivatives, isocyanates, anhydrides and epoxides and the like, which may be one or more of 1, 4-butanediol, 1, 6-hexanediol, diethylene glycol (DEG), glycerol, trimethylolpropane, triethylene glycol, neopentyl glycol (NPG), sorbitol, the polyester catalyst is an aluminum-based catalyst or an enzyme-based catalyst, for example, triethylaluminum or triisopropoxyaluminum, or a myceliophthora-like enzyme; the foam stabilizer is organic silicon oil.
In step S5 of the preparation method, the distribution of the dotted adhesive is divided into a peripheral area and a central area, wherein the peripheral area refers to an annular area 2cm away from the edge of the insole, the area in the ring is the central area, in order to reduce the comfort problem caused by the dotted adhesive and prevent the influence on the water absorption, the distance between adjacent adhesive dots in the central area is not more than 2mm, and simultaneously, in order to ensure the adhesive fastness, the distance between adjacent adhesive dots along the area within 1cm of the peripheral width is 1-2 mm.
It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience and simplicity of description of the present invention, but do not indicate or imply that the devices or elements shown must have specific orientations or positional relationships, and thus, the present invention should not be construed as being limited.
While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A high-resilience ultra-light insole is characterized in that: the antifouling fabric comprises a fabric layer (1) and a polyurethane layer (2), wherein the upper surface of the fabric layer (1) is of a concave-convex strip-shaped structure and comprises strip-shaped protruding parts (10) and strip-shaped concave parts (11) which are circularly arranged at intervals, the strip-shaped protruding parts (10) are formed by weaving antifouling yarns, the width of each single strip-shaped protruding part (10) is 0.5-1.5mm, and the total area of the strip-shaped protruding parts (10) is not more than 30% of the area of the fabric layer (1); the strip-shaped concave parts (11) are formed by weaving temperature-adjusting yarns, and the width range of each strip-shaped concave part (11) is 0.8-2 mm;
the polyurethane layer (2) is prepared by a supercritical method, and the density of the polyurethane layer is 0.03-0.05g/m2The thickness of the film is 3-8 mm;
the fabric layer (1) and the polyurethane layer (2) are compounded through spot gluing.
2. The high resilience ultra-light insole according to claim 1, wherein: the upper surface of the shoe pad is provided with a circular bulge (20), the circular bulge (20) and the polyurethane layer (2) are integrally formed, the diameter of the circular bulge (20) is 0.5-1cm, the height of the circular bulge (20) is 0.5-0.8cm, and the position of the circular bulge (20) corresponds to the position of the forefoot so as to play a role in massaging.
3. The high resilience ultra-light insole according to claim 1, wherein: one side of the polyurethane layer (2) attached to the fabric layer (1) is provided with circular concave parts (21) with the diameter of 0.5-1cm, grooves (22) are arranged between every two adjacent circular concave parts (21), adjustable bulges (23) which are matched with the diameters of the circular concave parts (21) and have the height of 0.5-0.8cm are bonded above the circular concave parts (21), adjustable pipelines (24) are arranged on the upper portions of the grooves (22), the adjustable pipelines (24) are connected with the adjacent adjustable bulges (23), each adjustable bulge (23) and each adjustable pipeline (24) comprise an elastic shell and flowing liquid arranged in the elastic shell, the liquid of each adjacent adjustable bulge (23) can flow through the adjustable pipeline (24), and the filling amount of the flowing liquid is one half to two thirds of the internal volume of the adjustable bulges (23) and the adjustable pipelines (24).
4. The high resilience ultra-light insole according to claim 1, wherein: the fabric layer (1) is a knitting weaving layer, and a concave-convex strip-shaped structure is formed through tucking of coils or computer jacquard.
5. The high resilience ultra-light insole according to claim 1, wherein: the fabric layer (1) is a woven braid layer, and a concave-convex strip-shaped structure is formed by computer jacquard.
6. The high resilience ultra-light insole according to claim 1, wherein: the yarn diameter of the strip-shaped convex part (10) of the fabric layer (1) is 2-3 times of that of the strip-shaped concave part (11).
7. The high resilience ultra-light insole according to claim 3, wherein: the elastic shell is made of any one of silica gel, rubber and PVC, and a heat insulation fabric layer is arranged on the elastic shell.
8. The high resilience ultra-light insole according to claim 3, wherein: the flowing liquid is water.
9. The high resilience ultra light insole according to any one of claims 1 to 8, wherein: the base material of the antifouling yarn is any one of cotton yarn, viscose or terylene, and the surface of the antifouling yarn is coated with an antifouling finishing agent.
10. An athletic shoe, characterized by: an insole for a sports shoe as claimed in any one of claims 1 to 9.
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| CN202122354709.XU CN215970523U (en) | 2021-09-27 | 2021-09-27 | High-resilience ultralight insole and sports shoe |
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| CN202122354709.XU CN215970523U (en) | 2021-09-27 | 2021-09-27 | High-resilience ultralight insole and sports shoe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023044944A1 (en) * | 2021-09-27 | 2023-03-30 | 福建鸿星尔克体育用品有限公司 | High-resilience ultra-light insole and preparation method therefor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023044944A1 (en) * | 2021-09-27 | 2023-03-30 | 福建鸿星尔克体育用品有限公司 | High-resilience ultra-light insole and preparation method therefor |
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