CN212375658U

CN212375658U - Ventilating plastic track

Info

Publication number: CN212375658U
Application number: CN202021622122.1U
Authority: CN
Inventors: 全洪晖; 吴会歌; 全家琦
Original assignee: Huizhou Tengwei New Material Co ltd
Current assignee: Huizhou Tengwei New Material Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-01-19
Anticipated expiration: 2030-08-07

Abstract

The utility model relates to a breathable plastic track, which comprises a bottom substrate layer, an EVA foam layer, a supporting layer and a top breathable layer; one side surface of the bottom base material layer is abutted against the foundation; one side surface of the EVA foam layer is connected with the other side surface of the bottom base material layer through an adhesive; one side surface of the supporting layer is connected with the other side surface of the EVA foam layer through an adhesive; one side surface of the top breathable layer is connected with the other side surface of the supporting layer through an adhesive. The utility model discloses a ventilative layer in top has strengthened ventilative formula plastic course's air permeability, and the cotton layer of EVA bubble, supporting layer and the ventilative layer in top can quick effectual exhaust and drainage, prevent that ventilative formula plastic course from producing the bubbling phenomenon to, the combination on the ventilative layer in bottom substrate layer, EVA bubble, supporting layer and top makes ventilative formula plastic course soft comfortable more, has reduced user's physical demands.

Description

Ventilating plastic track

Technical Field

The utility model relates to a plastic course technical field especially relates to a ventilative formula plastic course.

Background

The plastic track is also called as an all-weather track and field sports track, has the characteristics of good flatness, high compressive strength, proper hardness and elasticity and stable physical performance, is beneficial to the exertion of the speed and the technology of athletes, effectively improves the sports achievement and reduces the injury rate. The plastic track has certain elasticity and color, certain ultraviolet resistance and aging resistance, and is the best all-weather outdoor sports ground floor material internationally recognized. The plastic track is used for various schools, professional stadiums, track and field tracks, semicircular areas, auxiliary areas, all-people fitness paths, indoor gym training tracks, playground road pavement, indoor and outdoor tracks, tennis, basketball, volleyball, badminton, handball and other places, and activity places such as parks, residential quarters and the like. The plastic track is non-toxic and harmless to the environment and human body. And the plastic track has the characteristics of ultraviolet light resistance, abrasion resistance, burst resistance, ageing resistance, long service life, easiness in maintenance, low maintenance cost and the like. At present, although the existing compact type of the plastic track is airtight, the problem of air permeability cannot be thoroughly solved even though a layer of plastic can be sprayed on the surface particles of the plastic track to relieve the problem. Moreover, at high temperature, steam and water vapor generated by the foundation cannot be diffused rapidly, and the plastic track generates a bubbling phenomenon.

SUMMERY OF THE UTILITY MODEL

Accordingly, it is necessary to provide a breathable plastic track for solving the technical problems of the conventional plastic track.

A breathable plastic track comprises a bottom substrate layer, an EVA foam layer, a supporting layer and a top breathable layer; one side surface of the bottom base material layer is abutted against the foundation; one side surface of the EVA foam layer is connected with the other side surface of the bottom base material layer through an adhesive; one side surface of the supporting layer is connected with the other side surface of the EVA foam layer through an adhesive; one side surface of the top breathable layer is connected with the other side surface of the supporting layer through an adhesive.

In one embodiment, the thickness of the bottom substrate layer is between 10 mm and 15 mm.

In one embodiment, the bottom substrate layer is made of PU material or waste tire particles.

In one embodiment, the EVA foam layer has a honeycomb structure.

In one embodiment, the thickness of the EVA foam layer is 5 mm to 8 mm.

The plurality of supporting layers are a plurality of PU injection molding rubber elastic supporting columns; a plurality of PU moulds plastics and glues elastic support column's one end dislocation connection the honeycomb clearance on the cotton layer of EVA bubble.

In one embodiment, the heights of a plurality of PU injection molding rubber elastic supporting columns are between 3 and 5 millimeters.

In one embodiment, the other side of the top breathable layer is provided with a plurality of anti-skid plastic particles.

In one embodiment, the adhesive is an epoxy modified polyurethane adhesive.

The utility model discloses a ventilative layer in top has strengthened ventilative formula plastic course's air permeability, and the cotton layer of EVA bubble, supporting layer and the ventilative layer in top can quick effectual exhaust and drainage, prevent that ventilative formula plastic course from producing the bubbling phenomenon to, the combination on the ventilative layer in bottom substrate layer, EVA bubble, supporting layer and top makes ventilative formula plastic course soft comfortable more, has reduced user's physical demands.

Drawings

Fig. 1 is a schematic structural diagram of a breathable plastic track in one embodiment.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Please refer to fig. 1, which is a schematic structural diagram of an air-permeable plastic track 1 according to an embodiment. As shown in the figure, the utility model discloses a ventilative formula plastic course 1, it includes bottom substrate layer 10, the cotton layer 11 of EVA bubble, supporting layer 12 and the ventilative layer 13 in top. One side surface of the bottom base material layer 10 abuts against the foundation. One side surface of the EVA foam layer 11 is connected with the other side surface of the bottom base material layer 10 through an adhesive. One side surface of the supporting layer 12 is connected with the other side surface of the EVA foam layer 11 through an adhesive. One side of the top breathable layer 13 is connected with the other side of the supporting layer 12 by an adhesive. Ventilative layer 13 in top has strengthened ventilative formula plastic course 1's air permeability, the cotton layer 11 of EVA bubble, supporting layer 12 and the ventilative layer 13 in top combination can quick effectual exhaust and drainage, prevent that ventilative formula plastic course from producing the bubbling phenomenon, and, the combination of bottom substrate layer 10, the cotton layer 11 of EVA bubble, supporting layer 12 and the ventilative layer 13 in top makes ventilative formula plastic course 1 soft comfortable more, has reduced user's physical demands. The other side of the top breathable layer 13 is provided with a plurality of anti-skid plastic particles. The wear-resisting strength of the breathable plastic track 1 is enhanced by the plurality of anti-slip plastic particles, the top breathable layer 13 is prevented from being damaged, the friction force of the breathable plastic track 1 can be increased by the plurality of anti-slip plastic particles, a user is prevented from slipping, and the personal safety of the user is guaranteed.

The bottom substrate layer 10 is made of PU materials or waste tire particles, the PU materials are hard PU plastics, the hard PU plastics are light in weight, excellent in sound insulation performance and heat insulation performance, excellent in chemical resistance and electricity resistance, easy to process, low in water absorption, non-toxic and good in gas-proof performance, and the bottom substrate layer 10 is used for enabling the gas-permeable plastic track 1 to be non-toxic, and a user can mute the gas-permeable plastic track 1 by using the gas-permeable plastic track 1. In particular, the thickness of the bottom substrate layer 10 is between 10 mm and 15 mm. The thickness of the bottom base material layer 10 is too thick, so that the manufacturing cost of the breathable plastic track 1 is increased; the thickness of the bottom base material layer 10 is too thin, and the bottom base material layer 10 cannot play a role as a base material, so that the service life of the breathable plastic track 1 is shortened.

The EVA foam layer 11 has a honeycomb structure. The honeycomb structure is a basic structure of a honeycomb, and is a structure formed by symmetrically arranging and combining a regular hexagonal single room with a room opening facing downwards or towards one side and back to back, and the honeycomb structure has excellent geometric mechanical properties, so that the EVA foam layer 11 can perfectly complete the functions of a supporting layer 12 and a top breathable layer 13, and when a user steps on the breathable plastic runway 1, the EVA foam layer 11 can provide excellent supporting function. And, when raining or ventilative, the honeycomb structure can be fast effectual exhaust and drainage, prevents that ventilative formula plastic course 1 from producing the bubbling phenomenon. When the EVA foam layer is specifically applied, the thickness of the EVA foam layer 11 is 5 mm to 8 mm. Preferably, the EVA foam layer 11 has a thickness of 6 mm.

The supporting layer 12 is a plurality of PU injection molding rubber elastic supporting columns 12; one end of a plurality of PU injection molding rubber elastic support columns 12 is connected with the clearance of the EVA foam cotton layer 11 honeycomb structure in a staggered manner, and the other ends of the plurality of PU injection molding rubber elastic support columns 12 are connected with the top ventilation layer 13. A plurality of PU moulds plastics and glues elastic support column 12 and is used for strengthening ventilative formula plastic course 1's structural strength, a plurality of PU moulds plastics and glues elastic support column 12 and has good buffer nature, ductility and bonding force are strong, the connection stability between EVA bubble cotton layer 11 and the ventilative layer 13 in top has been increased, thereby increase ventilative formula plastic course 1's structural strength, and, a plurality of PU moulds plastics and glues elastic support column 12 and EVA bubble cotton layer 11 and the ventilative layer 13 in top and combine, make ventilative formula plastic course 1 can quick effectual exhaust drainage, prevent that ventilative formula plastic course 1 from producing the tympanic bulla phenomenon, a plurality of PU moulds plastics glues elastic support column 12 and bottom substrate layer 10, EVA bubble cotton layer 11 and the ventilative layer 13 in top combination make ventilative formula plastic course 1 more soft comfortable, user's physical demands have been reduced. The height of the PU injection molding rubber elastic support columns 12 is between 3 millimeters and 5 millimeters. Preferably, several PU injection-molded elastomeric support columns 12 have a height of 5 mm.

The top breathable layer 13 is made of PU injection molding glue, so that the breathable plastic track 1 has excellent elasticity, and a user can use the breathable plastic track 1 more easily; and, ventilative layer 13 in top provides soft ventilative structure for ventilative formula plastic course 1, runner makes ventilative formula plastic course 1 inside to have certain gas to ventilative formula plastic course 1's pressure, perhaps has water to ooze and can form vapor under the effect of temperature in the back of the rain and the ground, for the gas outgoing of convenient ventilative formula plastic course 1 inside, the inside gas of runway realizes quick effectual exhaust through the cellular structure of EVA bubble cotton layer 11 and a plurality of PU injection molding rubber elastic support post 12. In order to avoid the influence of the excessively thick and thin top ventilation layer 13 on the surface of the ventilation type plastic track 1, the ventilation type plastic track 1 can be used normally, and the thickness of the top ventilation layer 13 is most suitable to be 3 mm.

The utility model discloses a gluing agent is epoxy modified polyurethane adhesive. The adhesive is epoxy modified polyurethane adhesive, and epoxy modified polyurethane adhesive's intensity is high, the adhesion is good, environmental protection, safety more, can effectually bind bottom substrate layer 10, EVA bubble cotton layer 11, supporting layer 12 and the ventilative layer 13 in top, prolongs ventilative formula plastic course 1's life.

To sum up, in the utility model discloses in one or more embodiments, the utility model discloses a ventilative layer in top has strengthened ventilative formula plastic course's air permeability, and the cotton layer of EVA bubble, supporting layer and the ventilative layer in top can quick effectual exhaust and drainage, prevent that ventilative formula plastic course from producing the bubbling phenomenon to, the combination of the cotton layer of bottom substrate layer, EVA bubble, supporting layer and the ventilative layer in top makes ventilative formula plastic course soft comfortable more, has reduced user's physical demands.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A breathable plastic track is characterized by comprising a bottom base material layer, an EVA foam layer, a supporting layer and a top breathable layer; one side surface of the bottom base material layer is abutted against the foundation; one side surface of the EVA foam layer is connected with the other side surface of the bottom base material layer through an adhesive; one side surface of the supporting layer is connected with the other side surface of the EVA foam layer through an adhesive; one side surface of the top breathable layer is connected with the other side surface of the supporting layer through an adhesive.

2. The gas permeable plastic track of claim 1, wherein the thickness of the bottom substrate layer is between 10 mm and 15 mm.

3. The ventilated plastic track of claim 2, wherein the bottom substrate layer is a PU material or scrap tire particles.

4. The permeable plastic track of claim 1, wherein the EVA foam layer is a honeycomb structure.

5. The permeable plastic track of claim 4, wherein the EVA foam layer has a thickness of between 5 mm and 8 mm.

6. The permeable plastic track of claim 4, wherein the support layer is a plurality of PU injection molded elastomer support columns; a plurality of PU moulds plastics and glues elastic support column's one end dislocation connection the honeycomb clearance on the cotton layer of EVA bubble.

7. The permeable plastic track of claim 6, wherein the height of the plurality of PU injection molded elastomer support columns is between 3 mm and 5 mm.

8. A breathable plastic course according to any one of claims 1 to 7, wherein the other side of the top breathable layer is provided with a plurality of non-slip plastic granules.

9. The permeable plastic racetrack of claim 1, wherein the adhesive is an epoxy-modified polyurethane adhesive.