CN212199937U

CN212199937U - Novel elastic plastic track

Info

Publication number: CN212199937U
Application number: CN202020644633.7U
Authority: CN
Inventors: 冷新兰; 王敏
Original assignee: Hubei Shenghong New Material Co ltd
Current assignee: Hubei Shenghong New Material Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-12-22
Anticipated expiration: 2030-04-24

Abstract

The utility model relates to a stadium facility field discloses a novel elasticity plastic course, including the bed, set up in the articulamentum of bed top, set up in the elastic layer of articulamentum top, set up in the runway layer of elastic layer top, the elastic layer includes a plurality of parallel arrangement's damping rings, fixed connection is in the elasticity net of damping rings top, and the inboard packing of damping rings has polyurethane hard foam. The utility model has the advantages of it is following and effect: the elastic net and the damping ring are arranged at the bottom of the runway layer, so that the elasticity of the runway is improved, the deformation of the runway during high-temperature and low-temperature staggering is limited, and the generation of runway layer cracks is reduced; secondly, the spiral elastic part is arranged between two adjacent damping rings, so that the overall tensile property of the damping rings is further improved; and thirdly, the connecting part is arranged at the bottom of the damping ring and embedded into the connecting groove on the connecting layer, so that the stability of the connecting layer connected with the elastic layer is improved.

Description

Novel elastic plastic track

Technical Field

The utility model relates to a stadium facility field, in particular to novel elasticity plastic course.

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 course has the characteristics of good flatness, high compressive strength, proper hardness and elasticity and stable physical performance, is favorable for the exertion of the speed and the technology of athletes, but the conventional course can be frequently heated to expand and drenched with rain to cool and contract under the condition of high temperature and heavy rain in summer, so that the course is easy to crack, the service life of the course is shortened, and meanwhile, the elasticity of the course at high temperature can be greatly influenced, thereby increasing the risk of injury of ankles of sportsmen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel elasticity plastic course has improvement runway elasticity, reduces the effect that high temperature influences runway elasticity.

The above technical purpose of the present invention can be achieved by the following technical solutions: a novel elastic plastic track is characterized in that: including the basic unit, set up in the articulamentum of basic unit top, set up in the elastic layer of articulamentum top, set up in the runway layer of elastic layer top, the elastic layer include a plurality of parallel arrangement's damping ring, fixed connection in the elasticity net of damping ring top, the inboard packing of damping ring has the rigid foam of polyurethane.

Through adopting above-mentioned technical scheme, set up the elastic layer below the runway layer, and set up the damping ring in the elastic layer, the domes of damping ring have improved runway layer elasticity in vertical side, simultaneously shock attenuation is carried out to the ascending impact in vertical side, simultaneously at damping ring top fixed connection elastic network, and set up elastic network and damping ring as the rubber materials that coefficient of expansion is less than runway layer, the elastic network is in the ascending elasticity of increase runway layer vertical side, when the runway layer receives thermal energy, the deformation on runway layer has been restricted with damping ring fixed connection's elastic network, reduce the production of runway layer fracture, when the runway layer receives cold contraction, exert extruded shrink power to the damping ring, the reaction force that the damping ring produced the runway layer has restricted the shrink on runway layer, further restricted the fracture on runway layer.

The utility model discloses a further set up to: a spiral elastic part is fixedly arranged between two adjacent damping rings.

The utility model discloses a further set up to: be provided with a plurality of connecting holes on the damping ring lateral wall, it has connecting portion to peg graft in the connecting hole, connecting portion stretch out damping ring one end sets up the restriction connecting portion get into spacing portion in the damping ring, connecting portion stretch into polyurethane rigid foam one end is provided with fixed convex part.

The utility model discloses a further set up to: the surface of the runway layer is provided with a heat-resistant layer, and the heat-resistant layer is made of thermoplastic acrylic resin.

The utility model discloses a further set up to: a plurality of water drainage channels are arranged in the connecting layer.

The utility model discloses a further set up to: the waterproof layer is arranged between the connecting layer and the base layer and is set to be waterproof coiled material.

The utility model discloses a further set up to: the damping ring bottom is provided with a plurality of connecting portion, be provided with a plurality of confessions on the articulamentum the spread groove of connecting portion embedding.

The utility model has the advantages that:

1. through set up the elasticity net and at elasticity net below fixed connection damping ring in runway layer bottom, improved the elasticity of runway, restricted the deformation that the runway produced when high low temperature is crisscross simultaneously, reduced the production of runway layer crack, improved the life of runway.

2. The spiral elastic part is arranged between the two adjacent damping rings, so that the overall tensile property of the damping rings is further improved, and the generation of track layer cracks is reduced.

3. The fixing part is inserted in the connecting hole in the damping ring, so that the stability of connection of polyurethane rigid foam in the damping ring and the damping ring is improved.

4. Set up connecting portion and with connecting portion embedding the spread groove on the articulamentum in damping ring bottom, improved the stability that articulamentum and elastic layer are connected.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is an enlarged view of the embodiment a.

In the figure, 1, a base layer; 2. a waterproof layer; 3. a connecting layer; 31. a water drain; 4. an elastic layer; 41. a damping ring; 42. an elastic net; 43. a fixed part; 431. a limiting part; 432. a fixed protrusion; 44. rigid polyurethane foam; 45. a connecting portion; 46. An elastic part; 5. a runway layer; 51. and a heat-resistant layer.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In an embodiment, as shown in fig. 1 and fig. 2, the novel elastic plastic track comprises a base layer 1, a connection layer 3 disposed above the base layer 1, an elastic layer 4 disposed above the connection layer 3, and a track layer 5 disposed above the elastic layer 4, wherein a heat-resistant layer 51 is disposed on a surface of the track layer 5, the heat-resistant layer 51 is made of thermoplastic acrylic resin, the elastic layer 4 includes a plurality of shock-absorbing rings 41 arranged in rows and an elastic net 42 fixedly connected above the shock-absorbing rings 41, the inner sides of the shock-absorbing rings 41 are filled with polyurethane rigid foam 44, the shock-absorbing rings 41 and the elastic net 42 are made of rubber materials with expansion coefficients smaller than that of the track layer 5, and a spiral elastic portion 46 is fixedly disposed between two adjacent shock-absorbing rings 41, so that the overall tensile performance of the shock-absorbing rings 41 is improved, and the generation of cracks when the track layer 5. Damping ring 41 bottom is provided with a plurality of connecting portion 45, is provided with a plurality of spread grooves on the articulamentum 3, has improved the stability that articulamentum 3 connects when laying in elastic layer 4 through embedding connecting portion 45 in the spread groove. Be provided with a plurality of drain 31 in the articulamentum 3 and discharge from the water that oozes, reduce the production of runway surface ponding, concrete structure is chooseed for use to foundation layer 1, lays waterproofing membrane as waterproof layer 2 between articulamentum 3 and the foundation layer 1, thereby improves foundation layer 1's waterproof performance and reduces the erosion of rainwater to foundation layer 1.

As shown in fig. 1 and 2, a plurality of connection holes are formed in the side wall of the damping ring 41, a fixing portion 43 is inserted into the connection holes, a limiting portion 431 is disposed at one end of the fixing portion 43, which extends out of the damping ring 41, so as to limit the fixing portion 43 from entering the damping ring 41, a fixing protrusion 432 is disposed at one end of the fixing portion 43, which extends into the rigid polyurethane foam 44, so as to limit the fixing portion 43 from separating from the rigid polyurethane foam 44, and the tightness of the connection between the rigid polyurethane foam 44 and the damping ring 41 is improved due to the interaction between the limiting portion 431 and the fixing protrusion 432.

When using novel elasticity plastic course, the domes of damping ring 41 have improved runway layer 5 at the ascending elasticity of vertical side, shock attenuation is carried out to the ascending impact of vertical side simultaneously, when runway layer 5 is heated the thermal expansion, the deformation of runway layer 5 has been restricted with damping ring 41 fixed connection's elasticity net 42, reduce the production of runway layer 5 fracture, when runway layer 5 receives the cold shrink, exert extruded shrink power to damping ring 41, damping ring 41 has restricted runway layer 5's shrink to the reaction force that runway layer 5 produced, runway layer 5's fracture has further been restricted.

Claims

1. A novel elastic plastic track is characterized in that: including basic unit (1), set up in articulamentum (3) of basic unit (1) top, set up in elastic layer (4) of articulamentum (3) top, set up in runway layer (5) of elastic layer (4) top, elastic layer (4) including a plurality of parallel arrangement damping ring (41), fixed connection in elasticity net (42) of damping ring (41) top, damping ring (41) inboard packing has polyurethane rigid foam (44).

2. A novel elastic plastic track as defined in claim 1, wherein: a spiral elastic part (46) is fixedly arranged between two adjacent damping rings (41).

3. A novel elastic plastic track as defined in claim 1, wherein: be provided with a plurality of connecting holes on damping ring (41) lateral wall, it has fixed part (43) to peg graft in the connecting hole, fixed part (43) stretch out damping ring (41) one end sets up the restriction fixed part (43) get into spacing portion (431) in damping ring (41), fixed part (43) stretch into polyurethane rigid foam (44) one end is provided with fixed convex part (432).

4. A novel elastic plastic track as defined in claim 1, wherein: the surface of the runway layer (5) is provided with a heat-resistant layer (51), and the heat-resistant layer (51) is made of thermoplastic acrylic resin.

5. A novel elastic plastic track as defined in claim 1, wherein: a plurality of drainage channels (31) are arranged in the connecting layer (3).

6. A novel elastic plastic track as defined in claim 1, wherein: the waterproof layer (2) is arranged between the connecting layer (3) and the base layer (1), and the waterproof layer (2) is set to be waterproof coiled material.

7. A novel elastic plastic track as defined in claim 1, wherein: the shock attenuation circle (41) bottom is provided with a plurality of connecting portion (45), be provided with a plurality of confessions on articulamentum (3) the spread groove of connecting portion (45) embedding.