Silicone tube with good wear resistance

Abstract

The utility model discloses a silicone tube with good wear resistance, which comprises a silicone tube body, the silicone tube body comprises a silicone rubber substrate layer, the inner side of the silicone rubber substrate layer is provided with a first wear-resistant layer, the first wear-resistant layer comprises a tungsten carbide coating and a ceramic coating, the outer side of the silicone rubber substrate layer is provided with a second wear-resistant layer, and the second wear-resistant layer comprises a tungsten carbide coating and a ceramic coating. The first wear-resistant layer comprises a ceramic coating and a tungsten carbide coating, the second wear-resistant layer comprises a polyurethane coating and a nano chromium oxide coating, the ceramic coating is coated on the inner side of the silicone rubber substrate layer, the tungsten carbide coating is coated on the inner side of the ceramic coating, the polyurethane coating is coated on the outer side of the silicone rubber substrate layer, and the nano chromium oxide coating is coated on the outer side of the polyurethane coating. The thickness of the polyurethane coating is the same as that of the nano chromium oxide coating, and the thickness of the nano chromium oxide coating is 200-400 microns. By means of the first wear-resistant layer, the tungsten carbide coating and the ceramic coating, the inner side of the silicone tube body can be protected in a two-layer wear-resistant mode.

Description

Technical Field

[0001] The utility model relates to the technical field of silicone tubes, in particular to a silicone tube with good wear resistance. Background Art

[0002] Silicone tubes are carriers for the circulation and coating of liquids, gases and other materials. In the industry, silicone rubber tubes can be divided into "extruded tubes" and "special-shaped tubes". They are widely used in modern industry, national defense industry and daily necessities. However, the existing silicone tubes lack wear-resistant protection mechanisms, resulting in poor overall wear resistance, thereby reducing their scope of use and service life. For this reason, we propose a silicone tube with good wear resistance. Utility Model Content

[0003] The utility model aims to provide a silicone tube with good wear resistance to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a silicone tube with good wear resistance, comprising a silicone tube body, the silicone tube body comprising a silicone rubber base layer, a first wear-resistant layer is arranged on the inner side of the silicone rubber base layer, and the first wear-resistant layer comprises a tungsten carbide coating and a ceramic coating, a second wear-resistant layer is arranged on the outer side of the silicone rubber base layer, and the second wear-resistant layer comprises a polyurethane coating and a nano-chromium oxide coating.

[0005] Preferably, the ceramic coating is coated on the inner side of the silicone rubber base layer, and the tungsten carbide coating is coated on the inner side of the ceramic coating.

[0006] Preferably, the thickness of the tungsten carbide coating and the ceramic coating are the same, and the thickness of the tungsten carbide coating is one hundred and fifty to three hundred microns.

[0007] Preferably, the polyurethane coating is coated on the outside of the silicone rubber base layer, and the nano chromium oxide coating is coated on the outside of the polyurethane coating.

[0008] Preferably, the polyurethane coating and the nano-chromium oxide coating have the same thickness, and the thickness of the nano-chromium oxide coating is 200 to 400 microns.

[0009] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0010] 1. The utility model can provide two layers of wear-resistant protection for the inner side of the silicone tube body through the first wear-resistant layer, the tungsten carbide coating and the ceramic coating.

[0011] 2. The utility model can provide two layers of wear-resistant protection for the outer side of the silicone tube body through the second wear-resistant layer, the polyurethane coating and the nano-chromium oxide coating. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the first wear-resistant layer of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the second wear-resistant layer of the utility model.

[0015] In the figure: a silicone tube body 1, a silicone rubber base layer 11, a first wear-resistant layer 12, a tungsten carbide coating 121, a ceramic coating 122, a second wear-resistant layer 13, a polyurethane coating 131, and a nano chromium oxide coating 132. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] The silicone tube body 1, silicone rubber base layer 11, first wear-resistant layer 12, tungsten carbide coating 121, ceramic coating 122, second wear-resistant layer 13, polyurethane coating 131 and nano chromium oxide coating 132 components of the present application are all universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods.

[0018] Embodiment 1:

[0019] See also Figure 1 and Figure 2 In order to achieve the purpose of providing two layers of wear-resistant protection for the inner side of the silicone tube body 1, the present embodiment provides the following technical solutions, which specifically disclose: comprising a silicone tube body 1, the silicone tube body 1 comprising a silicone rubber base layer 11, a first wear-resistant layer 12 being arranged on the inner side of the silicone rubber base layer 11, and the first wear-resistant layer 12 comprising a tungsten carbide coating 121 and a ceramic coating 122, the ceramic coating 122 being coated on the inner side of the silicone rubber base layer 11, and the tungsten carbide coating 121 being coated on the inner side of the ceramic coating 122, the tungsten carbide coating 121 and the ceramic coating 122 having the same thickness, and the thickness of the tungsten carbide coating 121 being between one hundred and fifty and three hundred microns, the tungsten carbide coating 121 can provide a first layer of wear-resistant protection for the inner side of the silicone tube body 1, and the ceramic coating 122 can provide a second layer of wear-resistant protection for the inner side of the silicone tube body 1 after the tungsten carbide coating 121 is damaged.

[0020] Embodiment 2:

[0021] See also Figure 1 and Figure 3 In order to achieve the purpose of providing two layers of wear-resistant protection for the outer side of the silicone tube body 1, the present embodiment provides the following technical solutions, which specifically disclose: a second wear-resistant layer 13 is provided on the outer side of the silicone rubber base layer 11, and the second wear-resistant layer 13 includes a polyurethane coating 131 and a nano-chromium oxide coating 132, the polyurethane coating 131 is coated on the outer side of the silicone rubber base layer 11, and the nano-chromium oxide coating 132 is coated on the outer side of the polyurethane coating 131, the thickness of the polyurethane coating 131 and the nano-chromium oxide coating 132 are the same, and the thickness of the nano-chromium oxide coating 132 is two hundred to four hundred microns, the nano-chromium oxide coating 132 can provide the first layer of wear-resistant protection for the outer side of the silicone tube body 1, and the polyurethane coating 131 can provide the second layer of wear-resistant protection for the outer side of the silicone tube body 1 after the nano-chromium oxide coating 132 is damaged.

[0022] The working principle of the present application is: the tungsten carbide coating 121 can provide the first layer of wear-resistant protection for the inner side of the silicone tube body 1, the ceramic coating 122 can provide the second layer of wear-resistant protection for the inner side of the silicone tube body 1 after the tungsten carbide coating 121 is damaged, the nano-chromium oxide coating 132 can provide the first layer of wear-resistant protection for the outer side of the silicone tube body 1, and the polyurethane coating 131 can provide the second layer of wear-resistant protection for the outer side of the silicone tube body 1 after the nano-chromium oxide coating 132 is damaged.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A silicone tube with good wear resistance, comprising a silicone tube body (1), characterized in that: The silicone tube body (1) comprises a silicone rubber base layer (11), a first wear-resistant layer (12) is arranged on the inner side of the silicone rubber base layer (11), and the first wear-resistant layer (12) comprises a tungsten carbide coating (121) and a ceramic coating (122), and a second wear-resistant layer (13) is arranged on the outer side of the silicone rubber base layer (11), and the second wear-resistant layer (13) comprises a polyurethane coating (131) and a nano-chromium oxide coating (132).

2. A silicone tube with good wear resistance according to claim 1, characterized in that: The ceramic coating (122) is coated on the inner side of the silicone rubber base layer (11), and the tungsten carbide coating (121) is coated on the inner side of the ceramic coating (122).

3. The silicone tube with good wear resistance according to claim 1, characterized in that: The thickness of the tungsten carbide coating (121) and the ceramic coating (122) are the same, and the thickness of the tungsten carbide coating (121) is 150 to 300 microns.

4. The silicone tube with good wear resistance according to claim 1, characterized in that: The polyurethane coating (131) is coated on the outer side of the silicone rubber base layer (11), and the nano chromium oxide coating (132) is coated on the outer side of the polyurethane coating (131).

5. The silicone tube with good wear resistance according to claim 1, characterized in that: The thickness of the polyurethane coating (131) and the nano chromium oxide coating (132) are the same, and the thickness of the nano chromium oxide coating (132) is 200 to 400 micrometers.

Images