CN212199935U - Plastic course with shock-absorbing structure - Google Patents
Plastic course with shock-absorbing structure Download PDFInfo
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- CN212199935U CN212199935U CN202020539829.XU CN202020539829U CN212199935U CN 212199935 U CN212199935 U CN 212199935U CN 202020539829 U CN202020539829 U CN 202020539829U CN 212199935 U CN212199935 U CN 212199935U
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Abstract
The utility model discloses a plastic course with shock-absorbing structure belongs to the plastic course field. It includes asphalt concrete layer, asphalt concrete layer's top is provided with second elasticity PU layer, the top on second elasticity PU layer is provided with the boss, the second recess has been seted up at the top of boss, install shock-absorbing structure in the second recess, shock-absorbing structure includes the bottom plate, the top on asphalt concrete layer is fixed to the bottom plate, the top of bottom plate is fixed with the backup pad, the backup pad runs through second elasticity PU layer and is fixed with the elastic plate, the elastic plate is located the second recess, the inside of elastic plate is fixed with the fixed column, the second spring has been cup jointed on the fixed column, the sleeve has been cup jointed in the slip on the fixed column, be connected with first spring between telescopic inside and the fixed column. The utility model discloses can follow side direction and top and carry out the shock attenuation, the shock attenuation is effectual.
Description
Technical Field
The utility model relates to a plastic course technical field especially relates to a plastic course with shock-absorbing structure.
Background
The plastic track is also named as all-weather track for track and field sports and consists of polyurethane prepolymer, mixed polyether, waste tyre rubber, EPDM rubber grain or PU grain, pigment, assistant and stuffing. The plastic 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 performance and reduces the tumble injury rate. The plastic track is made of materials such as polyurethane rubber, has certain elasticity and color, has certain ultraviolet resistance and aging resistance, and is the best all-weather outdoor sports ground floor material internationally recognized.
The existing plastic track mainly depends on the elasticity of the material to absorb shock, the shock absorption effect needs to be improved, meanwhile, the material is greatly damaged by impact, maintenance is frequently needed, and the plastic track with the shock absorption structure is provided aiming at the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a plastic track with a damping structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a plastic track with a damping structure comprises an asphalt concrete layer, wherein a second elastic PU layer is arranged at the top of the asphalt concrete layer, a boss is arranged at the top of the second elastic PU layer, a second groove is formed in the top of the boss, the damping structure is installed in the second groove and comprises a bottom plate, the bottom plate is fixed at the top of the asphalt concrete layer, a supporting plate is fixed at the top of the bottom plate, the supporting plate penetrates through the second elastic PU layer and is fixedly provided with an elastic plate, the elastic plate is positioned in the second groove, a fixed column is fixed in the elastic plate, a second spring is sleeved on the fixed column, a sleeve is sleeved on the fixed column in a sliding mode, a first spring is connected between the interior of the sleeve and the fixed column, a supporting block is fixed at the top of the sleeve, and a first elastic PU layer is arranged at the top of the second elastic PU layer, first recess has been seted up to the bottom on first elasticity PU layer, the boss is located first recess, the supporting shoe top is in the inside of first recess.
Preferably, the first elastic PU layer is internally provided with an air bag hole.
Preferably, the top of the first elastic PU layer is provided with a plastic track surface layer.
Preferably, a waterproof layer is arranged between the second elastic PU layer and the asphalt concrete layer.
Preferably, the cross sections of the boss and the first groove are both isosceles trapezoids.
Preferably, the cross section of the elastic plate is U-shaped, and the elastic plate is tightly attached to the inner wall of the second groove.
Preferably, a reinforcing rod is fixed to the side edge of the elastic plate and inserted into the boss.
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, the arranged air bag holes are used for increasing the elasticity of the runway and improving the comfort of use; the boss at the top of the first elastic PU layer is positioned in the first groove at the bottom of the second elastic PU layer, so that the first elastic PU layer and the second elastic PU layer can be prevented from being staggered, and the overall stability is improved; when the plastic course surface course receives pressure, can transmit the supporting shoe through first elasticity PU layer, thereby sleeve extrusion first spring and second spring carry out the shock attenuation like this, reduced the impact damage of pressure to the runway, simultaneously when receiving lateral pressure, pressure carries out the shock attenuation through the elastic plate of extrusion U-shaped, and the stiffener of setting is inserted and is used for avoiding the elastic plate to transmit in the second recess in the boss, guarantees the stability of using.
Drawings
Fig. 1 is a schematic structural view of a plastic track with a shock-absorbing structure according to the present invention;
fig. 2 is the utility model provides a damping mechanism's of plastic course with shock-absorbing structure structural schematic.
In the figure: 1 plastic course surface course, 2 first elasticity PU layer, 3 second elasticity PU layer, 4 waterproof layers, 5 asphalt concrete layer, 6 damper, 61 bottom plate, 62 backup pads, 63 elastic plate, 64 stiffener, 65 sleeve, 66 supporting shoe, 67 first spring, 68 second spring, 69 fixed column, 7 boss, 8 first recess, 9 second recess, 10 gasbag holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a plastic track with a shock-absorbing structure comprises an asphalt concrete layer 5, a second elastic PU layer 3 is arranged on the top of the asphalt concrete layer 5, a boss 7 is arranged on the top of the second elastic PU layer 3, a second groove 9 is formed in the top of the boss 7, the shock-absorbing structure 6 is installed in the second groove 9, the shock-absorbing structure 6 comprises a bottom plate 61, the bottom plate 61 is fixed on the top of the asphalt concrete layer 5, a supporting plate 62 is fixed on the top of the bottom plate 61, the supporting plate 62 penetrates through the second elastic PU layer 3 and is fixed with an elastic plate 63, the elastic plate 63 is located in the second groove 9, a fixed column 69 is fixed inside the elastic plate 63, a second spring 68 is sleeved on the fixed column 69, a sleeve 65 is sleeved on the fixed column 69 in a sliding manner, a first spring 67 is connected between the inside of the sleeve 65 and the fixed column 69, the top on second elasticity PU layer 3 is provided with first elasticity PU layer 2, and first recess 8 has been seted up to the bottom on first elasticity PU layer 2, and boss 7 is located first recess 8, and supporting shoe 66 pushes up in the inside of first recess 8.
Wherein, the inside of first elasticity PU layer 2 is provided with gasbag hole 10.
Wherein, the top of first elasticity PU layer 2 is provided with plastic course surface course 1.
Wherein, a waterproof layer 4 is arranged between the second elastic PU layer 3 and the asphalt concrete layer 5.
Wherein, the cross sections of the boss 7 and the first groove 8 are both isosceles trapezoids.
Wherein, the cross section of the elastic plate 63 is U-shaped, and the elastic plate 63 is clung to the inner wall of the second groove 9.
Wherein, a reinforcing rod 64 is fixed on the side edge of the elastic plate 63, and the reinforcing rod 64 is inserted into the boss 7.
The working principle is as follows: in the utility model, the arranged air bag holes 10 are used for increasing the elasticity of the runway and improving the comfort of use; the boss 7 at the top of the first elastic PU layer 2 is positioned in the first groove 8 at the bottom of the second elastic PU layer 2, so that the first elastic PU layer 2 and the second elastic PU layer 2 can be prevented from being dislocated, and the overall stability is improved; when plastic course surface course 1 receives pressure, can transmit supporting shoe 66 through first elasticity PU layer 2, thereby sleeve 65 extrudees first spring 67 and second spring 68 and subtracts shock attenuation like this, the impact damage of pressure to the runway has been reduced, simultaneously when receiving lateral pressure, pressure subtracts shock attenuation through the elastic plate 63 that extrudes the U-shaped, the stiffener 64 of setting inserts and is used for avoiding the elastic plate 63 to transmit in second recess 9 in boss 7, guarantee the stability of using.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The plastic track with the damping structure comprises an asphalt concrete layer (5) and is characterized in that a second elastic PU layer (3) is arranged at the top of the asphalt concrete layer (5), a boss (7) is arranged at the top of the second elastic PU layer (3), a second groove (9) is formed in the top of the boss (7), a damping structure (6) is installed in the second groove (9), the damping structure (6) comprises a bottom plate (61), the bottom plate (61) is fixed at the top of the asphalt concrete layer (5), a supporting plate (62) is fixed at the top of the bottom plate (61), the supporting plate (62) penetrates through the second elastic PU layer (3) and is fixed with an elastic plate (63), the elastic plate (63) is located in the second groove (9), a fixing column (69) is fixed inside the elastic plate (63), and a second spring (68) is sleeved on the fixing column (69), sleeve (65) have been cup jointed in the slip on fixed column (69), be connected with first spring (67) between the inside of sleeve (65) and fixed column (69), the top of sleeve (65) is fixed with supporting shoe (66), the top on second elasticity PU layer (3) is provided with first elasticity PU layer (2), first recess (8) have been seted up to the bottom on first elasticity PU layer (2), boss (7) are located first recess (8), supporting shoe (66) top is in the inside of first recess (8).
2. The plastic track with a shock-absorbing structure as claimed in claim 1, wherein the first elastic PU layer (2) is provided with air bag holes (10) inside.
3. A plastic track with shock-absorbing structure, according to claim 1, characterized in that the top of the first elastic PU layer (2) is provided with a plastic track surface layer (1).
4. The plastic track with shock-absorbing structure as claimed in claim 1, wherein a waterproof layer (4) is provided between the second elastic PU layer (3) and the asphalt concrete layer (5).
5. The plastic track with a shock absorption structure as claimed in claim 1, wherein the cross section of the boss (7) and the cross section of the first groove (8) are both isosceles trapezoids.
6. The plastic track with a shock-absorbing structure as claimed in claim 1, wherein the cross section of the elastic plate (63) is U-shaped, and the elastic plate (63) is closely attached to the inner wall of the second groove (9).
7. The plastic track with a shock-absorbing structure as claimed in claim 1, wherein a reinforcing bar (64) is fixed to the side of the elastic plate (63), and the reinforcing bar (64) is inserted into the boss (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539829.XU CN212199935U (en) | 2020-04-13 | 2020-04-13 | Plastic course with shock-absorbing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539829.XU CN212199935U (en) | 2020-04-13 | 2020-04-13 | Plastic course with shock-absorbing structure |
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| Publication Number | Publication Date |
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| CN212199935U true CN212199935U (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020539829.XU Active CN212199935U (en) | 2020-04-13 | 2020-04-13 | Plastic course with shock-absorbing structure |
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| CN (1) | CN212199935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197268A (en) * | 2021-12-20 | 2022-03-18 | 深圳市东深工程有限公司 | Waterproof leveling connection layer containing bituminous sand |
| CN114687267A (en) * | 2022-04-08 | 2022-07-01 | 中国水利水电第十一工程局有限公司 | Novel laying method of EPDM material |
-
2020
- 2020-04-13 CN CN202020539829.XU patent/CN212199935U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197268A (en) * | 2021-12-20 | 2022-03-18 | 深圳市东深工程有限公司 | Waterproof leveling connection layer containing bituminous sand |
| CN114197268B (en) * | 2021-12-20 | 2023-10-13 | 深圳市东深工程有限公司 | Waterproof leveling connecting layer containing tar sand |
| CN114687267A (en) * | 2022-04-08 | 2022-07-01 | 中国水利水电第十一工程局有限公司 | Novel laying method of EPDM material |
| CN114687267B (en) * | 2022-04-08 | 2023-10-17 | 中国水利水电第十一工程局有限公司 | Laying method of EPDM material |
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