CN202081359U - Mixed type plastic racetrack - Google Patents
Mixed type plastic racetrack Download PDFInfo
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- CN202081359U CN202081359U CN2011201263078U CN201120126307U CN202081359U CN 202081359 U CN202081359 U CN 202081359U CN 2011201263078 U CN2011201263078 U CN 2011201263078U CN 201120126307 U CN201120126307 U CN 201120126307U CN 202081359 U CN202081359 U CN 202081359U
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Abstract
The utility model belongs to the technical field of athletic sports appliances and specifically relates to a plastic racetrack which is laid on a track and field yard. The technical scheme of the utility model is as follows: the mixed type plastic racetrack comprises a bottom layer, a synthetic surface layer and a surface layer, which are sequentially laid and formed into a whole, and is characterized in that the bottom layer is formed by laying black rubber particles, and the synthetic surface layer is arranged on the upper surface of the bottom layer and formed by laying ethylene-propylene-diene rubber particles; and the surface layer is a mixed layer of polyurethane and black rubber particles. By adopting the mixed type plastic racetrack, various extreme climate conditions, such as long-term sunshine, rain season and frost climate, can be resisted and the mixed type plastic racetrack has better tensile strength; the surface layer is environment-friendly and nuisanceless, the high-level quality can be maintained in any season and at any temperature difference, the mixed type plastic racetrack can be used immediately after rain, the phenomena of fading, powdering or softening due to pollution caused by ultraviolet rays, ozone and acid rain can be avoided, and the wear resistance is less than 2.5%, so that the mixed type plastic racetrack can meet the long-term and high-using frequency needs of a school; furthermore, the maintenance is convenient and the management cost is saved.
Description
Technical field
The utility model belongs to sports articles for use technical field, specifically is the plastic cement race track that the confession under directions Track field is laid.
Background technology
Plastic cement race track is an indispensable critical facility in the modern track and field place, and it has better elastic, skid resistance, abrasion resistance, shock absorption, and place nursing easily, and is in bright gay color, advantage such as neat attractive in appearance.In view of above-mentioned advantage, plastic cement race track also is being extensive use of in some universities, middle school in recent years.
Existing plastic cement race track is divided into two kinds of mixed type plastic track and vapor-permeable type plastic cement race tracks, and its primary structure all is made up of basic unit and top layer, and the effect on top layer is wear-resisting, anti-skidding; The effect of basic unit provides better elastic and shock absorption.But the disadvantage of its existence is airtight.When surface temperature is higher, can't penetrate runway from the steam of underground evaporation, under runway, form bubble, thereby destroyed the adhesion stress on runway and ground.In addition, also there is impermeable shortcoming in mixed type plastic track, the rainy weather in south particularly, the easy ponding of runway.In addition, the particle on this mixed type plastic track surface comes off easily, has only 7-8 application life usually, needs afterwards manually to lay again; Waste time and energy and the processing cost height.
The basic unit of existing vapor-permeable type plastic cement race track is the mixture that is made of black rubber particle and adhesive for polyurethane, and the top layer is the color paste layer that is sprayed in the basic unit.Disclose a kind of athletic ground vapor-permeable type plastic cement race track coiled material [patent No.: ZL 200820071929.3] as Chinese patent literature, this coiled material is made of basic unit and surface layer, and wherein, basic unit mixes the back by black micelle to lay moulding with adhesive for polyurethane; The top layer is the mixture that sprays in basic unit, and this mixture is made up of Ethylene Propylene Terpolymer micelle, Ethylene Propylene Terpolymer powder and color and adhesive for polyurethane.This runway is because its basic unit adopts black micelle, and low, the anti-nail power of its intensity is poor; Can be subjected to the destruction of spikes or block and damage runway.Therefore, exist application life short, do not meet the requirement of professional sports ground; In addition, after this runway damaged, its material can not be recycled.
The utility model content
The purpose of this utility model is to have the problems referred to above at prior art, provides that a kind of cost of production is low, abrasion resistance is strong, good permeability, long service life and the plastic cement race track that can recycle.
The purpose of this utility model realizes by following technical proposal: a kind of mixed type plastic track, comprise and lay the bottom that is shaped to one, synthetic surface layer and top layer successively, it is characterized in that: described bottom is laid by the black rubber particle and is formed, synthetic surface layer is arranged on the bottom upper surface, is to be laid by the ethylene propylene diene rubber particle to form; Described top layer is polyurethanes and black micelle mixed layer.
This mixed type plastic track bottom that the utility model provides adopts the black rubber particle, because the black rubber particle is taken from junked tire, it is cheap not only to have a cost of material, and has solved junked tire effectively because of the reluctant problem of can not degrading automatically.Synthetic surface layer adopts the ethylene propylene diene rubber particle, because the ethylene propylene diene rubber particle has good heat resistanceheat resistant, antioxygenic property, and water absorption rate is low.
At above-mentioned plastic cement race track, the thickness of described bottom is 3～7mm.
At above-mentioned plastic cement race track, the granularity that constitutes the black rubber particle of bottom is 1～3mm.
At above-mentioned plastic cement race track, the thickness of described synthetic surface layer is 6～12mm.
At above-mentioned plastic cement race track, the granularity that constitutes the ethylene propylene diene rubber particle of synthetic surface layer is 0.5～1.5mm.
At above-mentioned plastic cement race track, the thickness on described top layer is 2～4mm.
At above-mentioned plastic cement race track, the polyurethanes on described top layer and the ratio of black micelle are 1: 1.
Compared with prior art, the utlity model has following advantage: the black rubber particle is flexible, and thicker, can play the effect of floor leveling; Synthetic surface layer has the anti-wear of high-octane physics resilience and height, and can resist all kinds of extreme climate situations: long sunshine, and Pluvial and eternal frost climate, and have hot strength preferably; Top layer environment-protecting asepsis, nuisanceless, the any season and the temperature difference, all can keep the quality of high level, can use immediately behind the rain, can be because of the pollution of ultraviolet ray, ozone, acid rain is not faded, efflorescence or softening, abrasion performance is less than 2.5%, and it is long-time to satisfy school and college, the needs of high frequency of utilization, and easy to maintenance, saving overhead cost.
Description of drawings
Fig. 1 is a sectional structure schematic diagram of the present utility model.
Specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, a kind of plastic cement race track 4 comprises and lays the bottom 1 that is shaped to one, synthetic surface layer 2 and top layer 3 successively that described bottom is laid by the black rubber particle and formed, and synthetic surface layer is arranged on the bottom upper surface, is to be laid by the ethylene propylene diene rubber particle to form; Described top layer is polyurethanes and black micelle mixed layer.
The standard of the professional athletics field of country, the thickness of bottom 1 is 3～7mm; The thickness of synthetic surface layer 2 is 6～12mm.In order to ensure the utlity model has stronger abrasion resistance, and long application life, the thickness on top layer 3 of the present utility model is 2～4mm.
As further improvement of the utility model, the granularity that constitutes the black rubber particle of bottom is 1～3mm, preferred 2mm; The granularity that constitutes the ethylene propylene diene rubber particle of synthetic surface layer is 0.5～1.5mm, preferred 1mm.
The utility model is laid by following steps, at first with laydown machine the black rubber particle is laid on the runway ground, and laying depth is 5mm; Then the ethylene propylene diene rubber particle is laid on the black rubber particle, laying depth is 7mm, spontaneous curing 8-15 hour; Evenly spray one deck polyurethanes and black micelle mixed layer then on the upper surface of ethylene propylene diene rubber particle, coating thickness is 2～4mm.
Claims (6)
1. mixed type plastic track, comprise and lay the bottom (1) that is shaped to one, synthetic surface layer (2) and top layer (3) successively, it is characterized in that: described bottom (1) is laid by the black rubber particle and is formed, synthetic surface layer (2) is arranged on bottom (1) upper surface, is to be laid by the ethylene propylene diene rubber particle to form.
2. plastic cement race track according to claim 1 is characterized in that: the thickness of described bottom (1) is 3～7mm.
3. plastic cement race track according to claim 1 is characterized in that: the granularity that constitutes the black rubber particle of bottom (1) is 1～3mm.
4. plastic cement race track according to claim 1 is characterized in that: the thickness of described synthetic surface layer (2) is 6～12mm.
5. plastic cement race track according to claim 1 is characterized in that: the granularity that constitutes the ethylene propylene diene rubber particle of synthetic surface layer (2) is 0.5～1.5mm.
6. plastic cement race track according to claim 1 is characterized in that: the thickness of described top layer (3) is 2～4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201263078U CN202081359U (en) | 2011-04-25 | 2011-04-25 | Mixed type plastic racetrack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201263078U CN202081359U (en) | 2011-04-25 | 2011-04-25 | Mixed type plastic racetrack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202081359U true CN202081359U (en) | 2011-12-21 |
Family
ID=45341997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201263078U Expired - Fee Related CN202081359U (en) | 2011-04-25 | 2011-04-25 | Mixed type plastic racetrack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202081359U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109082973A (en) * | 2018-09-18 | 2018-12-25 | 潘桢 | A kind of curly wire lawn plastic cement race track production method |
| CN109082971A (en) * | 2018-08-27 | 2018-12-25 | 湖北科蓝科技有限公司 | ETPU, EPDM mixed type athletic ground and its construction method |
-
2011
- 2011-04-25 CN CN2011201263078U patent/CN202081359U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109082971A (en) * | 2018-08-27 | 2018-12-25 | 湖北科蓝科技有限公司 | ETPU, EPDM mixed type athletic ground and its construction method |
| CN109082973A (en) * | 2018-09-18 | 2018-12-25 | 潘桢 | A kind of curly wire lawn plastic cement race track production method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20120425 |