Silicone rubber sealing ring with good wear resistance

Abstract

The utility model discloses a silicone rubber sealing ring with good wear resistance, which comprises a sealing ring, a supporting ring is arranged in the sealing ring, a connecting ring is fixedly connected to the side surface of the supporting ring, a clamping ring is fixedly connected to the side surface of the connecting ring, a wear-resistant ring is arranged on the outer side of the clamping ring, and the wear-resistant ring is in a discontinuous ring shape. By means of the structure, wear-resistant rings can be conveniently added to the edges of the sealing rings of different sizes, so that the sealing rings are prevented from being damaged due to abrasion and affecting use, meanwhile, when the wear-resistant rings and the sealing rings are damaged, the wear-resistant rings and the sealing rings can be replaced, overall replacement is avoided, and the service life of the wear-resistant rings and the sealing rings is prolonged. And the replacement cost is reduced.

Description

Technical Field

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

[0002] The existing silicone rubber sealing ring is easy to seal when in use through structural design. However, due to the variety of models and sizes of the sealing rings, it is impossible to add a wear-resistant ring to the edge of the sealing ring according to the size of the sealing ring to improve its wear resistance. For example, a Chinese patent discloses a "multi-performance silicone rubber sealing ring" with an application number of "CN201821050084.X". It includes a supporting cylinder and a ring body fixedly arranged in the middle of the outer wall of the supporting cylinder. The edge of the ring body is provided with a flange, and a clamping portion is formed between the flange, the side wall of the supporting cylinder and the end face of the ring body; the outer wall of the supporting cylinder is provided with an annular soft colloid, and the soft A groove is provided in the colloid, and a clamping block that is adapted to the shape of the clamping part is provided at the notch of the groove; a shielding piece is also convexly provided at the upper and lower ports of the soft colloid, and two clamping grooves are also provided on the inner wall of the soft colloid ring. A pressure ring is also attached to the upper and lower end faces of the supporting cylinder, and the pressure ring is connected to the supporting cylinder by screws. The outer diameter of the pressure ring is equal to the outer diameter of the clamping groove, and the end face of the pressure ring facing away from the supporting cylinder is attached to the shielding piece. The above structure makes it easy to use, but when it is used, due to the various models and sizes of the sealing ring, it is impossible to add a wear-resistant ring to the edge of the sealing ring according to the size of the sealing ring to improve its wear resistance, and there are limitations in its use. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a silicone rubber sealing ring with good wear resistance. By providing a sealing ring, a support ring, a connecting ring, a snap ring, a discontinuous annular wear-resistant ring, a connecting end, and a sealant, it is convenient to add wear-resistant rings to the edges of sealing rings of different sizes, thereby avoiding damage to the sealing ring due to wear, which affects its use. At the same time, when the wear-resistant ring and the sealing ring are damaged, they can be replaced, avoiding overall replacement and reducing replacement costs.

[0004] The utility model also provides the above-mentioned silicone rubber sealing ring with good wear resistance, including: a sealing ring, a support ring is arranged inside the sealing ring, a connecting ring is fixedly connected to the side surface of the support ring, a clamping ring is fixedly connected to the side surface of the connecting ring, a wear-resistant ring is arranged on the outside of the clamping ring, the wear-resistant ring is a discontinuous ring, a connecting end is arranged on it, and the connecting end is coated with sealant. Through the above structure, it is convenient to add wear-resistant rings to the edges of sealing rings of different sizes, thereby avoiding damage to the sealing ring due to wear, which affects the use. At the same time, when the wear-resistant ring and the sealing ring are damaged, they can be replaced to avoid overall replacement.

[0005] According to the silicone rubber sealing ring with good wear resistance described in the utility model, a fixing block and a fixing groove are respectively provided at the left and right ends of the wear-resistant ring, and the fixing block is engaged with the fixing groove. Through the above structure, the wear-resistant ring is easily fixed.

[0006] According to the silicone rubber sealing ring with good wear resistance described in the utility model, a second card slot is provided on the fixed block, a fixing column is engaged in the second card slot, and the fixing column is fixedly connected in the fixing slot. Through the above structure, it is easy to fix the fixing column.

[0007] According to the silicone rubber sealing ring with good wear resistance described in the utility model, a clamping groove 1 is provided on the wear-resistant ring, and the clamping ring is clamped and connected with the clamping groove 1. Through the above structure, the clamping ring 1 is conveniently clamped.

[0008] According to the silicone rubber sealing ring with good wear resistance described in the utility model, connecting blocks and connecting grooves are respectively provided at the left and right ends of the wear-resistant ring. The connecting blocks are engaged and connected with the connecting grooves. Through the above structure, connection is facilitated, thereby facilitating sealing.

[0009] According to the silicone rubber sealing ring with good wear resistance described in the utility model, the connecting block and the connecting groove are respectively located on the upper and lower surfaces of the wear-resistant ring and are the same size. The positions of the connecting block and the connecting groove are determined through the above structure.

[0010] According to the silicone rubber sealing ring with good wear resistance described in the utility model, a through groove is provided on the sealing ring, and the above structure facilitates use.

[0011] According to the silicone rubber sealing ring with good wear resistance described in the utility model, the cross section of the clamping ring is trapezoidal, and the cross-sectional shape of the clamping ring is determined to facilitate clamping.

[0012] Beneficial effects:

[0013] Compared with the existing technology, this silicone rubber sealing ring with good wear resistance is convenient for adding wear-resistant rings to the edges of sealing rings of different sizes by providing a sealing ring, a support ring, a connecting ring, a clamping ring, a discontinuous ring-shaped wear-resistant ring, a connecting end, and a sealant, thereby avoiding damage to the sealing ring due to wear, which affects its use. At the same time, when the wear-resistant ring and the sealing ring are damaged, they can be replaced to avoid replacement of the entire ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0015] Figure 1 This is the overall structure diagram of a silicone rubber sealing ring with good wear resistance in the utility model;

[0016] Figure 2 This is a planar cross-sectional structural diagram of a silicone rubber sealing ring with good wear resistance according to the present invention;

[0017] Figure 3 This is a transverse cross-sectional structural diagram of a silicone rubber sealing ring with good wear resistance according to the present invention;

[0018] Figure 4 This is a longitudinal sectional structural diagram of a silicone rubber sealing ring with good wear resistance according to the present invention.

[0019] Legend:

[0020] 1. Wear-resistant ring; 2. Sealing ring; 3. Connecting block; 4. Connecting groove; 5. Fixing block; 6. Fixing groove; 7. Connecting end; 8. Support ring; 9. Connecting ring; 10. Slot 1; 11. Snap ring; 12. Through groove; 13. Slot 2; 14. Fixing column. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0022] Reference Figure 1-4 , The utility model embodiment of a silicone rubber sealing ring with good wear resistance, which includes: a sealing ring 2, a through groove 12 is provided on the sealing ring 2 for easy use, a support ring 8 is provided in the sealing ring 2, the position of the support ring 8 is determined, the side surface of the support ring 8 is fixedly connected with a connecting ring 9, the side surface of the connecting ring 9 is fixedly connected with a clamping ring 11, the clamping ring 11 is fixed, the cross-section of the clamping ring 11 is trapezoidal, the shape of the clamping ring 11 is determined, a wear-resistant ring 1 is provided on the outside of the clamping ring 11, the wear-resistant ring 1 is a discontinuous ring for easy connection, a connecting end 7 is provided on it, the connecting end 7 is coated with sealant for easy sealing and fixing, the left and right ends of the wear-resistant ring 1 are respectively provided with There are fixed blocks 5 and fixed grooves 6, which are engaged with the fixed grooves 6 for easy engagement. The fixed block 5 is provided with a second groove 13, and a fixed column 14 is engaged in the second groove 13. The fixed column 14 is fixedly connected in the fixed groove 6 to determine the position of the fixed column 14. The wear-resistant ring 1 is provided with a first groove 10, and the snap ring 11 is engaged with the first groove 10 for easy engagement and fixation. The left and right ends of the wear-resistant ring 1 are respectively provided with connecting blocks 3 and connecting grooves 4, which are engaged with the connecting grooves 4 for easy connection. The connecting block 3 and the connecting groove 4 are respectively located on the upper and lower surfaces of the wear-resistant ring 1 and are the same size to determine the position of the connecting block 3 and the connecting groove 4.

[0023] Working principle: When in use, according to the circumference of the sealing ring 2, make the wear-resistant ring 1 of the corresponding length, then insert the snap ring 11 on the sealing ring 2 into the card groove 10, and make the two ends of the wear-resistant ring 1 fit together, so that the connecting block 3 is attached to the connecting groove 4, and the card groove 2 13 on the fixing block 5 is engaged with the fixing column 14 in the fixing groove 6, and is pasted with sealant. When replacement is required, use glue remover to remove the sealant, and use the same principle to separate the sealing ring 2 and the wear-resistant ring 1 for replacement. Then, after the replacement is completed, use sealant to tightly fix and seal.

[0024] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A silicone rubber sealing ring with good wear resistance, characterized in that: include: A sealing ring (2) is provided inside the sealing ring (2), a supporting ring (8) is fixedly connected to a connecting ring (9) on a side surface of the supporting ring (8), a clamping ring (11) is fixedly connected to a side surface of the connecting ring (9), a wear-resistant ring (1) is provided on the outside of the clamping ring (11), the wear-resistant ring (1) is a discontinuous ring, a connecting end (7) is provided on it, and a sealing glue is applied to the connecting end (7).

2. The wear-resistant silicone rubber sealing ring according to claim 1, characterized in that: The left and right ends of the wear-resistant ring (1) are respectively provided with a fixing block (5) and a fixing groove (6), and the fixing block (5) is engaged with the fixing groove (6).

3. The wear-resistant silicone rubber sealing ring according to claim 2, characterized in that: The fixing block (5) is provided with a second card slot (13), a fixing column (14) is engaged in the second card slot (13), and the fixing column (14) is fixedly connected in the fixing slot (6).

4. The wear-resistant silicone rubber sealing ring according to claim 1, characterized in that: The wear-resistant ring (1) is provided with a clamping groove (10), and the clamping ring (11) is clamped and connected with the clamping groove (10).

5. The wear-resistant silicone rubber sealing ring according to claim 1, characterized in that: The left and right ends of the wear-resistant ring (1) are respectively provided with a connecting block (3) and a connecting groove (4), and the connecting block (3) and the connecting groove (4) are snap-fitted and connected.

6. The wear-resistant silicone rubber sealing ring according to claim 5, characterized in that: The connecting block (3) and the connecting groove (4) are respectively located on the upper and lower surfaces of the wear-resistant ring (1) and have the same size.

7. The wear-resistant silicone rubber sealing ring according to claim 1, characterized in that: A through groove (12) is provided on the sealing ring (2).

8. The wear-resistant silicone rubber sealing ring according to claim 1, characterized in that: The cross section of the clamping ring (11) is trapezoidal.

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