O-shaped sealing rubber ring convenient to position

Abstract

The utility model discloses an O-shaped sealing rubber ring convenient to position, which belongs to the technical field of sealing rubber rings and comprises a sealing rubber ring body, a groove is arranged on the sealing rubber ring body, a sealing retainer ring is arranged in the sealing rubber ring body, and positioning components are arranged at two ends of the sealing rubber ring body. The positioning assembly comprises arc-shaped outer plates, arc-shaped inner plates and arc-shaped edges, the arc-shaped outer plates are arranged at the two ends of the sealing rubber ring body, and the arc-shaped inner plates are arranged on one sides of the arc-shaped outer plates. And one end of the arc-shaped outer plate and one end of the arc-shaped inner plate are provided with the arc-shaped edges so that installation can be facilitated, the positioning and limiting effects on installation of the sealing rubber ring body can be achieved by arranging the positioning assembly, and displacement of the sealing rubber ring body in the using process is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of sealing rubber rings, and in particular relates to an O-type sealing rubber ring which is convenient for positioning. Background Art

[0002] The selection of sealing ring materials is of great significance to its sealing performance and service life. The performance of the material directly affects the performance of the sealing ring.

[0003] Chinese patent application No. 201920162515X discloses a sealing rubber ring for pipe connection, including a sealing rubber ring body, a plurality of sealing rings are integrally formed on the inner wall of the sealing rubber ring body, the sealing rings protrude from the inner wall of the sealing rubber ring body and extend circumferentially along the inner wall of the sealing rubber ring body; a groove is provided on the outer wall of the sealing rubber ring body, a sealing retaining ring is integrally formed on the inner wall of the sealing rubber ring body at a position corresponding to the groove, and the groove and the sealing retaining ring both extend circumferentially along the sealing rubber ring body; the sealing retaining ring is concentrically arranged with all the sealing rings, and the inner diameter of the sealing retaining ring is the same as the inner diameter of all the sealing rings. The secondary sealing between the sealing rubber ring body and the pipe body is realized, the sealing effect is greatly improved, and the extrusion deformation can be well dealt with. When there is negative pressure in the pipe body, the sealing retaining ring is blocked to avoid the problem of deformation of the sealing ring caused by suction, which causes water leakage accidents, effectively reduces the maintenance and replacement frequency of the sealing ring, and greatly improves the service life of the sealing ring.

[0004] The above-mentioned patented sealing rubber ring body does not have a positioning function. After installation, the sealing rubber ring body is prone to displacement between the two pipes. At the same time, the corrosion resistance and high temperature resistance of the original sealing rubber ring body of the original device are low, and the use effect of the sealing rubber ring body is poor. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides an O-shaped sealing rubber ring which is easy to position and has a positioning function, and the sealing rubber ring body is not easily displaced.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: an O-shaped sealing rubber ring that is easy to position, comprising a sealing rubber ring body, a groove is arranged on the sealing rubber ring body, a sealing retaining ring is arranged inside the sealing rubber ring body, and positioning components are arranged at both ends of the sealing rubber ring body;

[0007] The positioning component includes an arc-shaped outer plate, an arc-shaped inner plate and an arc-shaped edge, wherein a plurality of arc-shaped outer plates are arranged at both ends of the sealing rubber ring body, an arc-shaped inner plate is arranged on one side of the arc-shaped outer plate, and an arc-shaped edge is arranged on the side of one end of the arc-shaped inner plate and the arc-shaped outer plate.

[0008] Preferably, the positioning assembly further comprises release paper and an adhesive layer, wherein the adhesive layer is provided at one end of the sealing rubber ring body between the arc-shaped outer plate and the arc-shaped inner plate, and the release paper is provided at one end of the adhesive layer.

[0009] Preferably, a warped edge is provided at one end of the release paper, and the side edge of the arc-shaped outer plate is flush with the side edge of the sealing rubber ring body.

[0010] Preferably, an antifreeze layer is provided on the surface of the sealing rubber ring body, a high temperature resistant layer is provided on the other side of the antifreeze layer, a wear-resistant layer is provided on the other side of the high temperature resistant layer, and a corrosion-resistant layer is provided between the wear-resistant layer and the high temperature resistant layer.

[0011] Preferably, the antifreeze layer is configured as a silica gel structure, and the high temperature resistant layer is configured as a perfluoroether structure.

[0012] Preferably, the corrosion-resistant layer is configured as a polyethylene structure, and the wear-resistant layer is configured as a polyurethane structure.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model sets a positioning component. When the sealing rubber ring body is installed, the arc-shaped outer plate and the arc-shaped inner plate are respectively clamped on the outer wall and the inner wall of the pipe, so as to achieve the effect of limiting and fixing the sealing rubber ring body. The arc-shaped outer plate and the arc-shaped inner plate are provided with arc edges at one end for easy installation. The positioning component can play a role in positioning and limiting the installation of the sealing rubber ring body, so as to avoid displacement of the sealing rubber ring body during use.

[0015] 2. The utility model can improve the antifreeze and high temperature resistance of the sealing rubber ring body by arranging an antifreeze layer and a high temperature resistant layer on the surface of the sealing rubber ring body. At the same time, arranging a corrosion resistant layer can improve the corrosion resistance of the sealing rubber ring body and increase the service life of the sealing rubber ring body. Arranging a wear-resistant layer can improve the wear resistance of the sealing rubber ring body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 This is a three-dimensional diagram of the release paper of the utility model being torn off;

[0018] Figure 3 This is a schematic diagram of the structure of the sealing rubber ring body of the utility model;

[0019] In the figure: 1. Sealing rubber ring body; 2. Positioning assembly; 21. Arc-shaped outer plate; 22. Arc-shaped inner plate; 23. Arc-shaped edge; 24. Release paper; 25. Adhesive layer; 3. Groove; 4. Sealing retaining ring; 5. Antifreeze layer; 6. High temperature resistant layer; 7. Corrosion resistant layer; 8. Wear resistant layer. DETAILED DESCRIPTION

[0020] 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. Example 1

[0021] See also Figure 1-3 The utility model provides the following technical solutions: an O-type sealing rubber ring that is convenient for positioning, comprising a sealing rubber ring body 1, a groove 3 is arranged on the sealing rubber ring body 1, a sealing retaining ring 4 is arranged inside the sealing rubber ring body 1, and positioning components 2 are arranged at both ends of the sealing rubber ring body 1;

[0022] The positioning assembly 2 includes an arc-shaped outer plate 21, an arc-shaped inner plate 22 and an arc-shaped edge 23, wherein a plurality of arc-shaped outer plates 21 are arranged at both ends of the sealing rubber ring body 1, an arc-shaped inner plate 22 is arranged on one side of the arc-shaped outer plate 21, and an arc-shaped edge 23 is arranged on the side edges of the arc-shaped inner plate 22 and one end of the arc-shaped outer plate 21.

[0023] Specifically, the positioning assembly 2 further includes a release paper 24 and an adhesive layer 25 , wherein the adhesive layer 25 is disposed at one end of the sealing rubber ring body 1 between the arc-shaped outer plate 21 and the arc-shaped inner plate 22 , and the release paper 24 is disposed at one end of the adhesive layer 25 .

[0024] By adopting the above technical solution, when the sealing rubber ring body 1 is installed, the arcuate outer plate 21 and the arcuate inner plate 22 are respectively clamped on the outer wall and the inner wall of the pipe, so as to achieve the effect of limiting and fixing the sealing rubber ring body 1. The arcuate edge 23 is provided at one end of the arcuate outer plate 21 and the arcuate inner plate 22 for easy installation. By providing the positioning component 2, the sealing rubber ring body 1 can be installed to play a positioning and limiting role, so as to avoid displacement of the sealing rubber ring body 1 during use. When installing the sealing rubber ring body 1, the release paper 24 is torn off, and then the sealing rubber ring body 1 can be pasted to the pipe through the adhesive layer 25. The adhesive layer 25 is provided to improve the firmness of the connection between the sealing rubber ring body 1 and the pipe.

[0025] Specifically, one end of the release paper 24 is provided with a warped edge, and the side edge of the arc-shaped outer plate 21 is flush with the side edge of the sealing rubber ring body 1 .

[0026] By adopting the above technical solution, the warped edge is provided to facilitate tearing off the release paper 24 , and the side edge of the arc-shaped outer plate 21 will not protrude from the side edge of the sealing rubber ring body 1 .

[0027] When the present embodiment is used, the O-shaped sealing rubber ring which is convenient for positioning is used. When the device is installed in a suitable position, the positioning component 2 is set. When the sealing rubber ring body 1 is installed, the arcuate outer plate 21 and the arcuate inner plate 22 are respectively clamped on the outer wall and the inner wall of the pipe, so as to achieve the effect of limiting and fixing the sealing rubber ring body 1. An arcuate edge 23 is set at one end of the arcuate outer plate 21 and the arcuate inner plate 22 for easy installation. By setting the positioning component 2, the sealing rubber ring body 1 can be installed to play a positioning and limiting role, so as to avoid displacement of the sealing rubber ring body 1 during use. When the sealing rubber ring body 1 is installed, the release paper 24 is torn off, and then the sealing rubber ring body 1 can be pasted to the pipe through the adhesive layer 25. The adhesive layer 25 is set to improve the firmness of the connection between the sealing rubber ring body 1 and the pipe. Example 2

[0028] The difference between this embodiment and embodiment 1 is that an antifreeze layer 5 is provided on the surface of the sealing rubber ring body 1, a high temperature resistant layer 6 is provided on the other side of the antifreeze layer 5, a wear-resistant layer 8 is provided on the other side of the high temperature resistant layer 6, and a corrosion-resistant layer 7 is provided between the wear-resistant layer 8 and the high temperature resistant layer 6.

[0029] By adopting the above technical scheme, by setting an antifreeze layer 5 and a high temperature resistant layer 6 on the surface of the sealing rubber ring body 1, the antifreeze and high temperature resistance effects of the sealing rubber ring body 1 can be improved. At the same time, setting a corrosion-resistant layer 7 can improve the corrosion resistance of the sealing rubber ring body 1 and increase the service life of the sealing rubber ring body 1. Setting a wear-resistant layer 8 can improve the wear resistance of the sealing rubber ring body 1.

[0030] Specifically, the antifreeze layer 5 is configured as a silica gel structure, and the high temperature resistant layer 6 is configured as a perfluoroether structure.

[0031] By adopting the above technical solution, the antifreeze layer 5 is set to a silicone structure for better antifreeze effect, and the high temperature resistant layer 6 is set to a perfluoroether structure for better high temperature resistant effect.

[0032] Specifically, the corrosion-resistant layer 7 is configured as a polyethylene structure, and the wear-resistant layer 8 is configured as a polyurethane structure.

[0033] By adopting the above technical solution, the corrosion-resistant layer 7 is set as a polyethylene structure with better corrosion resistance, and the wear-resistant layer 8 is set as a polyurethane structure with better wear resistance.

[0034] When this embodiment is used, by setting an antifreeze layer 5 and a high temperature resistant layer 6 on the surface of the sealing rubber ring body 1, the antifreeze and high temperature resistance effects of the sealing rubber ring body 1 can be improved. At the same time, setting a corrosion-resistant layer 7 can improve the corrosion resistance of the sealing rubber ring body 1 and increase the service life of the sealing rubber ring body 1. Setting a wear-resistant layer 8 can improve the wear resistance of the sealing rubber ring body 1.

[0035] The structure and working principle of the sealing rubber ring body 1, the groove 3 and the sealing retaining ring 4 in the utility model have been disclosed in a sealing rubber ring for pipe connection disclosed in Chinese patent application No. 201920162515X.

[0036] The working principle and use process of the utility model: when the O-shaped sealing rubber ring that is convenient to position is used, the device is installed in a suitable position. By setting the positioning component 2, when the sealing rubber ring body 1 is installed, the arc-shaped outer plate 21 and the arc-shaped inner plate 22 are respectively clamped on the outer wall and the inner wall of the pipe, so as to achieve the effect of limiting and fixing the sealing rubber ring body 1. The arc-shaped outer plate 21 and the arc-shaped inner plate 22 are provided with arc edges 23 at one end for easy installation. By setting the positioning component 2, the sealing rubber ring body 1 can be installed to play a positioning and limiting role, so as to avoid the sealing rubber ring body 1 from being stuck when in use. In case of displacement, the release paper 24 is torn off when installing the sealing rubber ring body 1, and then the sealing rubber ring body 1 can be adhered to the pipe through the adhesive layer 25. The adhesive layer 25 is provided to improve the firmness of the connection between the sealing rubber ring body 1 and the pipe. By providing an antifreeze layer 5 and a high temperature resistant layer 6 on the surface of the sealing rubber ring body 1, the antifreeze and high temperature resistance effects of the sealing rubber ring body 1 can be improved. At the same time, the corrosion-resistant layer 7 can be provided to improve the corrosion resistance of the sealing rubber ring body 1 and increase the service life of the sealing rubber ring body 1. In addition, the wear-resistant layer 8 is provided to improve the wear resistance of the sealing rubber ring body 1.

[0037] 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. An O-shaped sealing rubber ring for convenient positioning, comprising a sealing rubber ring body (1), a groove (3) being arranged on the sealing rubber ring body (1), and a sealing retaining ring (4) being arranged inside the sealing rubber ring body (1), characterized in that: Positioning components (2) are provided at both ends of the sealing rubber ring body (1); The positioning assembly (2) comprises an arc-shaped outer plate (21), an arc-shaped inner plate (22) and an arc-shaped edge (23), wherein a plurality of arc-shaped outer plates (21) are arranged at both ends of the sealing rubber ring body (1), an arc-shaped inner plate (22) is arranged on one side of the arc-shaped outer plate (21), and an arc-shaped edge (23) is arranged on one side of the arc-shaped inner plate (22) and the arc-shaped outer plate (21).

2. The O-shaped sealing rubber ring for convenient positioning according to claim 1, characterized in that: The positioning assembly (2) further comprises a release paper (24) and an adhesive layer (25), wherein the adhesive layer (25) is provided at one end of the sealing rubber ring body (1) between the arc-shaped outer plate (21) and the arc-shaped inner plate (22), and the release paper (24) is provided at one end of the adhesive layer (25).

3. The O-shaped sealing rubber ring for convenient positioning according to claim 2, characterized in that: One end of the release paper (24) is provided with a warped edge, and the side edge of the arc-shaped outer plate (21) is flush with the side edge of the sealing rubber ring body (1).

4. The O-shaped sealing rubber ring for convenient positioning according to claim 1, characterized in that: An antifreeze layer (5) is provided on the surface of the sealing rubber ring body (1), a high temperature resistant layer (6) is provided on the other side of the antifreeze layer (5), a wear-resistant layer (8) is provided on the other side of the high temperature resistant layer (6), and a corrosion-resistant layer (7) is provided between the wear-resistant layer (8) and the high temperature resistant layer (6).

5. The O-shaped sealing rubber ring for convenient positioning according to claim 4, characterized in that: The antifreeze layer (5) is configured as a silica gel structure, and the high temperature resistant layer (6) is configured as a perfluoroether structure.

6. The O-shaped sealing rubber ring for convenient positioning according to claim 4, characterized in that: The corrosion-resistant layer (7) is configured as a polyethylene structure, and the wear-resistant layer (8) is configured as a polyurethane structure.

Images