CN215792252U

CN215792252U - Anti-cracking NCD (non-volatile memory) sealing composite plastic track

Info

Publication number: CN215792252U
Application number: CN202121260784.3U
Authority: CN
Inventors: 杨敏
Original assignee: Guizhou Guoti Sports Material Co ltd
Current assignee: Guizhou Guoti Sports Material Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2022-02-11
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses an anti-cracking NCD (non-conductive chemical) sealing composite plastic track, which comprises a cement stratum, wherein the top of the cement stratum is adhered with an elastic rubber granular layer, the bottom of the elastic rubber granular layer is provided with splicing bulges at equal intervals, the cement stratum is provided with splicing grooves, the bottom of the elastic rubber granular layer is provided with the splicing bulges and clamped into the splicing grooves, then an adhesive is used to ensure that the elastic rubber granular layer is more stably connected with the cement stratum and avoid the separation, a plurality of connecting strips with mounting sleeves and a plurality of tensile ropes are designed in the elastic rubber granular layer, the tensile ropes penetrate through the mounting sleeves to ensure that the tensile ropes and the connecting strips form a net structure in the elastic rubber granular layer, so that the elastic rubber granular layer has good tensile property and can prevent cracking, and a plastic fiber net layer is designed in the EPDM granular layer, the tensile strength of the EPDM granular layer is ensured, and cracking can be prevented.

Description

Anti-cracking NCD (non-volatile memory) sealing composite plastic track

Technical Field

The utility model belongs to the technical field of plastic runways, and particularly relates to an anti-cracking NCD (non-conductive) sealing composite plastic runway.

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 a well-known best all-weather outdoor playground floor material. The existing plastic track is easy to crack and fall off after being used outdoors for a long time, and has limited durability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-cracking NCD (non-conductive) sealing composite plastic track to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the anti-cracking NCD sealing composite plastic track comprises a cement stratum, wherein the top of the cement stratum is adhered with an elastic rubber granular layer, splicing protrusions are arranged at the bottom of the elastic rubber granular layer at equal intervals, splicing grooves are formed in the positions, corresponding to the splicing protrusions, of the top surface of the cement stratum, the splicing protrusions extend into the splicing grooves, a plurality of connecting strips are arranged at equal intervals in the elastic rubber granular layer, a plurality of mounting sleeves are arranged at equal intervals in each connecting strip, a plurality of anti-tensile ropes are further arranged in the elastic rubber granular layer, each anti-tensile rope penetrates through the corresponding mounting sleeve, an EPDM granular layer is adhered to the top of the elastic rubber granular layer, a plastic fiber net layer is arranged in the EPDM granular layer, and a connecting frame is arranged between the elastic rubber granular layer and the plastic fiber net layer, one end of the connecting frame is embedded into the EPDM granular layer and fixedly connected with the EPDM granular layer, the other end of the connecting frame is embedded into the elastic rubber granular layer and fixedly connected with the elastic rubber granular layer, and a plurality of through holes are formed in the connecting frame at equal intervals.

Preferably, the connecting strips and the tensile ropes are vertically staggered to form a net structure.

Preferably, a honeycomb-shaped mesh structure is arranged on the plastic fiber net layer, and the connecting frame is in an integrated structure formed by connecting a plurality of I-shaped connecting frames.

Preferably, the inner side surface of the splicing groove is provided with a latticed anti-skid fine groove.

Preferably, the connecting strip and the mounting sleeve are of an integrated structure, and the inner diameter of the mounting sleeve is consistent with the diameter of the tensile rope.

Compared with the prior art, the utility model has the beneficial effects that: the cement stratum in the utility model is provided with splicing grooves, the bottom of the elastic rubber granular layer is provided with splicing bulges and clamped into the splicing grooves, then an adhesive is used to ensure that the elastic rubber granular layer is more stably connected with the cement stratum and avoid the separation, a plurality of connecting strips with mounting sleeves and a plurality of tensile ropes are designed in the elastic rubber granular layer, the tensile ropes pass through the mounting sleeves, so that the tensile ropes and the connecting strips form a net structure in the elastic rubber granular layer, the elastic rubber granular layer has good tensile property and can prevent cracking, a plastic fiber net layer is designed in the EPDM granular layer to ensure the tensile property of the EPDM granular layer and can prevent cracking, a connecting frame is designed between the EPDM granular layer and the elastic rubber granular layer, and two ends of the connecting frame respectively extend into the EPDM granular layer and the elastic rubber granular layer, so that the integrity of the EPDM granular layer and the elastic rubber granular layer is improved, thereby make the tensile resistance of whole plastic course improve, avoid appearing the condition that takes place fracture after long-time the use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic illustration of a tensile cord mounting arrangement of the present invention;

in the figure: 1. a cement formation; 2. splicing grooves; 3. splicing the bulges; 4. a layer of elastic rubber particles; 5. a particulate layer of EPDM; 6. a plastic fiber web layer; 7. a connecting frame; 8. a connecting strip; 9. installing a sleeve; 10. a tensile strand; 11. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: a crack-resistant NCD sealing composite plastic track comprises a cement stratum 1, wherein the top of the cement stratum 1 is bonded with an elastic rubber particle layer 4, splicing protrusions 3 are arranged at equal intervals at the bottom of the elastic rubber particle layer 4, splicing grooves 2 are arranged at the positions, corresponding to the splicing protrusions 3, of the top surface of the cement stratum 1, the splicing protrusions 3 extend into the splicing grooves 2, a plurality of connecting strips 8 are arranged at equal intervals in the elastic rubber particle layer 4, a plurality of mounting sleeves 9 are arranged at equal intervals on each connecting strip 8, a plurality of anti-tensile ropes 10 are further arranged in the elastic rubber particle layer 4, each anti-tensile rope 10 penetrates through the corresponding mounting sleeve 9, an EPDM particle layer 5 is bonded at the top of the elastic rubber particle layer 4, a plastic fiber net layer 6 is arranged in the EPDM particle layer 5, and a connecting frame 7 is arranged between the elastic rubber particle layer 4 and the plastic fiber net layer 6, one end of the connecting frame 7 is embedded into the EPDM granular layer 5 to be fixedly connected, the other end of the connecting frame 7 is embedded into the elastic rubber granular layer 4 to be fixedly connected, and a plurality of through holes 11 are formed in the connecting frame 7 at equal distances.

In this embodiment, preferably, the connecting strips 8 and the tensile cords 10 are vertically and horizontally staggered to form a net structure, so as to achieve tensile property.

In this embodiment, preferably, the plastic fiber net layer 6 is provided with a honeycomb mesh structure, and the connecting frame 7 is in an integral structure formed by connecting a plurality of i-shaped connecting frames, so as to ensure stable connection.

In this embodiment, preferably, the inner side surface of the splicing groove 2 is provided with a latticed anti-slip fine groove for increasing the friction force.

In this embodiment, preferably, the connecting bar 8 and the mounting sleeve 9 are of an integral structure, and the inner diameter of the mounting sleeve 9 is consistent with the diameter of the tensile cord 10, so as to achieve stable installation.

The working principle and the using process of the utility model are as follows: a splicing groove 2 is designed on a cement stratum 1, a splicing bulge 3 is designed at the bottom of an elastic rubber particle layer 4 and is clamped into the splicing groove 2, an adhesive is used again, so that the elastic rubber particle layer 4 is more stably connected with the cement stratum 1, the situation of separation is avoided, a plurality of connecting strips 8 with installation sleeves 9 and a plurality of tensile ropes 10 are designed in the elastic rubber particle layer 4, the tensile ropes 10 penetrate through the installation sleeves 9, the tensile ropes 10 and the connecting strips 8 form a net-shaped structure in the elastic rubber particle layer 4, the elastic rubber particle layer 4 has good tensile property and can prevent cracking, a plastic fiber net layer 6 is designed in the EPDM particle layer 5, the tensile property of the EPDM particle layer 5 is ensured, the cracking can be prevented, a connecting frame 7 is designed between the EPDM particle layer 5 and the elastic rubber particle layer 4, two ends of the connecting frame 7 respectively extend into the EPDM particle layer 5 and the elastic rubber particle layer 4, make EPDM grained layer 5 and elastic rubber grained layer 4's wholeness improve to make whole plastic course's tensile resistance improve, avoid appearing the condition of breaking after using for a long time.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a compound plastic course is sealed to NCD of preventing ftractureing, includes cement stratum (1), its characterized in that: the top of the cement stratum (1) is bonded with an elastic rubber particle layer (4), splicing protrusions (3) are arranged at the bottom of the elastic rubber particle layer (4) at equal intervals, splicing grooves (2) are formed in the positions, corresponding to the splicing protrusions (3), of the top surface of the cement stratum (1), the splicing protrusions (3) extend into the splicing grooves (2), a plurality of connecting strips (8) are arranged in the elastic rubber particle layer (4) at equal intervals, a plurality of installing sleeves (9) are arranged on each connecting strip (8) at equal intervals, a plurality of ropes (10) are further arranged in the elastic rubber particle layer (4), each tensile rope (10) penetrates through the corresponding installing sleeve (9), the top of the elastic rubber particle layer (4) is bonded with an EPDM particle layer (5), and a plastic fiber net layer (6) is arranged in the EPDM particle layer (5), a connecting frame (7) is arranged between the elastic rubber particle layer (4) and the plastic fiber net layer (6), one end of the connecting frame (7) is embedded into the EPDM particle layer (5) and fixedly connected with the EPDM particle layer, the other end of the connecting frame (7) is embedded into the elastic rubber particle layer (4) and fixedly connected with the EPDM particle layer, and a plurality of through holes (11) are formed in the connecting frame (7) at equal intervals.

2. The anti-cracking NCD sealing composite plastic runway according to claim 1, characterized in that: the connecting strips (8) and the tensile ropes (10) are vertically staggered in the transverse direction and the longitudinal direction to form a net structure.

3. The anti-cracking NCD sealing composite plastic runway according to claim 1, characterized in that: the plastic fiber net layer (6) is provided with a honeycomb mesh structure, and the connecting frame (7) is of an integrated structure formed by connecting a plurality of I-shaped connecting frames.

4. The anti-cracking NCD sealing composite plastic runway according to claim 1, characterized in that: the inner side surface of the splicing groove (2) is provided with latticed anti-skid fine grooves.

5. The anti-cracking NCD sealing composite plastic runway according to claim 1, characterized in that: the connecting strip (8) and the mounting sleeve (9) are of an integrated structure, and the inner diameter of the mounting sleeve (9) is consistent with the diameter of the tensile rope (10).