Anti-pricking liner for inner tube

Abstract

The utility model relates to the technical field of tires, in particular to an inner tube anti-pricking liner which comprises a liner body, the liner body comprises a base layer, an anti-pricking layer is arranged on the inner side of the base layer, an anti-pricking layer is arranged on the inner side of the anti-pricking layer, a buffer layer is arranged on the inner side of the anti-pricking layer, the anti-pricking layer is made of soaking modified epoxy resin and aramid fiber cloth, and the buffer layer is made of aluminum alloy. Aramid is a high-strength cellulose material and is high in strength and corrosion resistance, the whole anti-stabbing effect of the liner is greatly improved, modified epoxy resin has good toughness and wear resistance, the strength of aramid cloth is further improved, the anti-stabbing effect is good, a honeycomb-shaped framework is arranged in the buffer layer and is made of a polyurethane material, and the service life of the honeycomb-shaped framework is prolonged. The buffer layer can deform and buffer when stressed, impact force is greatly weakened, the buffer effect on the inner tube is improved, the inner tube is prevented from being punctured, many troubles caused by tire replacement and tire repair can be eliminated, the service life of the tire is prolonged, and safe and normal running of a bicycle and a motorcycle is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of tires, in particular to an inner tube puncture-proof liner. Background Art

[0002] Bicycle and motorcycle tires are equipped with liner inside. The tire liner is a ring-shaped belt made of rubber and used to protect the inner tube. It is placed between the outer tire and the inner tube.

[0003] Existing tire pads are usually made of rubber raw materials with low basic strength and poor puncture and puncture protection. When encountering nails or glass and other sharp objects during driving, it is easy to puncture the inflatable inner tube, which will pose a great safety threat to the rider. Utility Model Content

[0004] The utility model aims to provide an inner tube anti-puncture pad, which has the characteristics of high strength, good anti-puncture and anti-stab effects, prolonging the service life of the tire, and ensuring the safe and normal driving of bicycles and motorcycles.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an inner tube puncture-proof liner, comprising a liner body, the liner body comprising a base layer, an anti-puncture layer is arranged on the inner side of the base layer, an anti-puncture layer is arranged on the inner side of the anti-puncture layer, a buffer layer is arranged on the inner side of the anti-puncture layer, and the outer walls of the base layer, the anti-puncture layer, the anti-puncture layer and the buffer layer are covered with an outer sheath.

[0006] In order to improve the foundation strength, as a preferred inner tube puncture-proof liner of the utility model, the base layer is butyl rubber.

[0007] In order to improve the anti-puncture performance of the liner, as a preferred inner tube anti-puncture liner of the utility model, the anti-puncture layer is a steel wire braided layer.

[0008] In order to improve the puncture-proof performance of the liner, as a preferred inner tube puncture-proof liner of the utility model, the puncture-proof layer is soaked in modified epoxy resin and aramid cloth.

[0009] In order to improve the cushioning performance of the liner, as a preferred inner tube puncture protection liner of the utility model, a honeycomb skeleton is arranged inside the cushion layer, and the honeycomb skeleton is made of polyurethane material.

[0010] In order to protect the various layers of the structure, as a preferred inner tube puncture-proof liner of the utility model, the outer sheath is made of silicone rubber.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The base layer is butyl rubber, which has high strength and good wear resistance, ensuring the basic strength of the liner. The anti-puncture layer is a steel wire braided layer with high hardness and high mechanical strength. It can effectively resist puncture and puncture, and has strong tensile strength, thereby protecting the inner tube. The anti-puncture layer is soaked in modified epoxy resin and aramid cloth. Aramid is a high-strength cellulose material with high strength and strong corrosion resistance, which greatly increases the overall anti-puncture and anti-puncture effect of the liner. The modified epoxy resin has good toughness and wear resistance, which further improves the strength of the aramid cloth itself, has good anti-puncture effect, and a buffer layer A honeycomb skeleton is arranged inside, which is made of polyurethane material, so that the buffer layer can deform and buffer when subjected to force, thereby greatly weakening the impact force and improving the buffering effect on the inner tube. The base layer, anti-puncture layer, anti-puncture layer and buffer layer are bonded together by adhesive, and the outer wall is covered with an outer sheath, which is made of silicone rubber, which is resistant to high and low temperatures and has strong stability. It has a good protective effect on the inner tube and prevents the inner tube from being punctured, can eliminate many troubles caused by tire changing and repairing, extend the service life of the tire, and ensure the safe and normal driving of bicycles and motorcycles. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is the overall structure diagram of the utility model;

[0014] Figure 2 This is a cross-sectional structural diagram of the liner of the utility model.

[0015] In the figure: 1. Pad body; 2. Base layer; 3. Anti-puncture layer; 4. Anti-stab layer; 5. Buffer layer; 6. Outer sheath; 7. Honeycomb skeleton. DETAILED DESCRIPTION

[0016] See also Figure 1 to Figure 2 A puncture-proof liner for an inner tube comprises a liner body 1, the liner body 1 comprises a base layer 2, an anti-puncture layer 3 is arranged on the inner side of the base layer 2, an anti-puncture layer 4 is arranged on the inner side of the anti-puncture layer 3, a buffer layer 5 is arranged on the inner side of the anti-puncture layer 4, and the outer walls of the base layer 2, the anti-puncture layer 3, the anti-puncture layer 4 and the buffer layer 5 are covered with an outer sheath 6.

[0017] In this embodiment: the base layer 2 is butyl rubber, which has high strength and good wear resistance, and ensures the basic strength of the liner. The anti-puncture layer 3 is a steel wire braided layer, which has high hardness and high mechanical strength, can effectively play the role of anti-puncture and anti-stab, and has strong tensile strength, so as to protect the inner tube. The anti-puncture layer 4 is soaked in modified epoxy resin and aramid cloth. Aramid is a high-strength cellulose material with high strength and strong corrosion resistance, which greatly increases the overall anti-puncture and anti-puncture effect of the liner. The modified epoxy resin has good toughness and wear resistance, which further improves the strength of the aramid cloth itself, and has a good anti-puncture effect. The buffer layer 5 A honeycomb skeleton 7 is arranged inside, and the honeycomb skeleton 7 is made of polyurethane material, so that the buffer layer 5 can deform and buffer when subjected to force, which greatly weakens the impact force and improves the buffering effect on the inner tube. The base layer 2, the anti-puncture layer 3, the anti-puncture layer 4 and the buffer layer 5 are bonded in pairs by an adhesive, and the outer wall is covered with an outer sheath 6, and the outer sheath 6 is made of silicone rubber, which is resistant to high and low temperatures and has strong stability. It has a good protective effect on the inner tube and prevents the inner tube from being punctured, can eliminate many troubles caused by tire changing and tire repairing, extend the service life of the tire, and ensure the safe and normal driving of bicycles and motorcycles.

[0018] As a technical optimization solution of the utility model, the base layer 2 is butyl rubber.

[0019] In this embodiment: the base layer 2 is butyl rubber, which has high strength and good wear resistance, and ensures the basic strength of the liner.

[0020] As a technical optimization solution of the utility model, the anti-puncture layer 3 is a steel wire braided layer.

[0021] In this embodiment, the anti-puncture layer 3 is a steel wire braided layer with high hardness and high mechanical strength, which can effectively resist punctures and punctures, and has strong tensile strength, thereby protecting the inner tube.

[0022] As a technical optimization solution of the utility model, the stab-proof layer 4 is soaked in modified epoxy resin and aramid cloth.

[0023] In this embodiment: the anti-stab layer 4 is soaked in modified epoxy resin and aramid cloth. Aramid is a high-strength cellulose material with high strength and strong corrosion resistance, which greatly increases the overall anti-stab and anti-puncture effect of the liner. The modified epoxy resin has good toughness and wear resistance, further improving the strength of the aramid cloth itself, and has a good anti-stab effect.

[0024] As a technical optimization solution of the present invention, a honeycomb skeleton 7 is arranged inside the buffer layer 5, and the honeycomb skeleton 7 is made of polyurethane material.

[0025] In this embodiment, a honeycomb skeleton 7 is arranged inside the buffer layer 5. The honeycomb skeleton 7 is made of polyurethane material, so that the buffer layer 5 can deform and buffer when subjected to force, greatly weakening the impact force and improving the buffering effect on the inner tube.

[0026] As a technical optimization solution of the present utility model, the outer sheath 6 is made of silicone rubber.

[0027] In this embodiment, the outer sheath 6 is made of silicone rubber, which is resistant to high and low temperatures, has strong stability, and has a good protective effect on the inner tube.

[0028] Working principle: The base layer 2 is butyl rubber, which has high strength and good wear resistance, ensuring the basic strength of the liner. The anti-puncture layer 3 is a steel wire braided layer with high hardness and high mechanical strength, which can effectively resist puncture and puncture, and has strong tensile strength, thereby protecting the inner tube. The anti-puncture layer 4 is soaked in modified epoxy resin and aramid cloth. Aramid is a high-strength cellulose material with high strength and strong corrosion resistance, which greatly increases the overall anti-puncture and anti-puncture effect of the liner. The modified epoxy resin has good toughness and wear resistance, which further improves the strength of the aramid cloth itself and has a good anti-puncture effect. The buffer layer 5 A honeycomb skeleton 7 is arranged inside, and the honeycomb skeleton 7 is made of polyurethane material, so that the buffer layer 5 can deform and buffer when subjected to force, which greatly weakens the impact force and improves the buffering effect on the inner tube. The base layer 2, the anti-puncture layer 3, the anti-puncture layer 4 and the buffer layer 5 are bonded in pairs by an adhesive, and the outer wall is covered with an outer sheath 6, and the outer sheath 6 is made of silicone rubber, which is resistant to high and low temperatures and has strong stability. It has a good protective effect on the inner tube and prevents the inner tube from being punctured, can eliminate many troubles caused by tire changing and tire repairing, extend the service life of the tire, and ensure the safe and normal driving of bicycles and motorcycles.

[0029] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An inner tube puncture protection pad, comprising a pad body (1), characterized in that: The pad body (1) comprises a base layer (2), an anti-puncture layer (3) is arranged on the inner side of the base layer (2), an anti-stab layer (4) is arranged on the inner side of the anti-puncture layer (3), a buffer layer (5) is arranged on the inner side of the anti-puncture layer (4), and the outer walls of the base layer (2), the anti-puncture layer (3), the anti-stab layer (4) and the buffer layer (5) are covered with an outer sheath (6).

2. The inner tube puncture protection pad according to claim 1, characterized in that: The base layer (2) is butyl rubber.

3. The inner tube puncture protection pad according to claim 1, characterized in that: The anti-puncture layer (3) is a steel wire braided layer.

4. The inner tube puncture protection pad according to claim 1, characterized in that: The stab-proof layer (4) is made of cloth soaked in modified epoxy resin and aramid fiber.

5. The inner tube puncture protection pad according to claim 1, characterized in that: A honeycomb frame (7) is arranged inside the buffer layer (5), and the honeycomb frame (7) is made of polyurethane material.

6. The inner tube puncture protection pad according to claim 1, characterized in that: The outer sheath (6) is made of silicone rubber.

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