Floating oil seal ring for sealing walking mechanism of large engineering machinery
By introducing heat dissipation components and reinforcement components into the floating oil seal ring, the problem of high temperature damage is solved, the practicality and service life are improved, and the lubricating performance is enhanced.
Patent Information
- Application Number
- CN202421293519.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-06
- Publication Date
- 2025-02-18
- Estimated Expiration
- 2034-06-06
AI Technical Summary
During use, the existing floating oil seal rings rotate each other and cause the temperature of the contact surface to rise rapidly, causing damage to the oil seal and affecting the normal use of the machine.
A floating oil seal ring for sealing of large-scale construction machinery walking mechanisms is designed, and the main body of the oil seal ring is heat-dissipated by heat dissipation components, and the strength and lubricating performance of the oil seal ring are improved through structures such as grooves, convex strips, reinforcement components and oil inlet grooves.
Effectively prevent damage to the main body of the oil seal ring due to high temperature, improve overall practicality, extend service life, and improve the lubricating performance of the floating oil seal ring.
Smart Images
Figure CN222502656U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of floating oil seal rings, in particular to a floating oil seal ring for sealing a traveling mechanism of a large-scale engineering machinery. Background Art
[0002] Large-scale engineering machinery, such as bulldozers, coal mining machines, excavators and other travel mechanism seals use floating oil seal rings to play a sealing role. The current installation structure is to install two floating oil seal rings in two oil seal seats respectively. During use, one oil seal ring rotates and the other is stationary. The floating oil seal ring achieves sealing through the sealing ring belt on one end face.
[0003] In the current existing technology, the two floating seal rings will rotate relative to each other, which will cause a large amount of heat to be generated on the contact side of the two floating seal rings, resulting in a rapid increase in the temperature of the contact surface, which will further cause the floating oil seal to be damaged, thereby affecting the normal use of the machine. Therefore, it is particularly important to improve the existing floating oil seal ring and design a new floating oil seal ring for sealing the walking mechanism of large-scale engineering machinery to solve the above-mentioned technical defects and improve the practicability of the overall floating oil seal ring. Utility Model Content
[0004] The purpose of the utility model is to provide a floating oil seal ring for sealing the walking mechanism of large-scale engineering machinery. When the main body of the oil seal ring is in use, the heat dissipation component can be used to dissipate heat for the main body of the oil seal ring to prevent the main body of the oil seal ring from being damaged, which would affect the overall use, thereby improving the overall practicality of the floating oil seal ring and solving the problems raised in the above-mentioned background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A floating oil seal ring for sealing a walking mechanism of a large engineering machinery comprises an oil seal ring body, a groove is provided inside the oil seal ring body, a convex strip is provided inside the groove, a reinforcing component is provided outside the convex strip, a heat dissipation component is provided inside the oil seal ring body, and an oil inlet groove is provided at one end of the oil seal ring body away from the heat dissipation component, and the oil inlet groove extends to an oil outlet groove provided inside the oil seal ring body;
[0007] The heat dissipation component is used to perform heat dissipation treatment on the oil seal ring body;
[0008] The reinforcement component is used to increase the strength of the oil seal ring body.
[0009] As a preferred solution of the utility model, the heat dissipation assembly consists of a heat dissipation cavity, a connecting ring, a heat dissipation block and a cavity, the heat dissipation cavity is opened inside the oil seal ring body, the connecting ring is located inside the heat dissipation cavity, multiple groups of heat dissipation blocks are located inside the connecting ring, and the cavity is opened inside the heat dissipation block.
[0010] As a preferred solution of the utility model, a plurality of groups of heat dissipation blocks are distributed at equal intervals inside the connecting ring, and the heat dissipation blocks and the connecting ring are both made of metal.
[0011] As a preferred solution of the utility model, a through groove is formed at one end of the heat dissipation cavity away from the connecting ring, the through groove extends to the outside of the oil seal ring body at one end away from the heat dissipation cavity, and a first rubber limit block is provided inside the through groove.
[0012] As a preferred solution of the utility model, the reinforcement assembly consists of a fixing ring and a reinforcement ring, the fixing ring is located outside the convex strip and inside the groove, and multiple groups of reinforcement rings are all located outside the fixing ring.
[0013] As a preferred solution of the utility model, a second rubber limit block is provided at one end of the oil inlet groove away from the oil outlet groove, and a limit groove is provided at one end of the oil inlet groove close to the second rubber limit block. The internal structure size of the limit groove is designed to correspond to the external structure size of the second rubber limit block, and an oil inlet is provided inside the second rubber limit block.
[0014] As a preferred solution of the utility model, a wear-resistant ring is provided at the bottom of the oil seal ring body, and a wear-resistant layer is provided at one end of the wear-resistant ring away from the oil seal ring body.
[0015] Compared with the prior art, the beneficial effects of the utility model are:
[0016] In the utility model, through the design of the heat dissipation component, when the oil seal ring body generates a higher temperature, the temperature can be conducted to the inside of the heat dissipation cavity through the connecting ring, and the coolant is introduced into the inside of the through groove, so that the coolant can be introduced into the inside of the heat dissipation cavity, and the heat dissipation block cooperates with the cavity to dissipate heat for the oil seal ring body, thereby preventing the oil seal ring body from being damaged and affecting the overall use. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0018] Figure 2 This is a schematic diagram of the internal structure of the main body of the oil seal ring of the utility model;
[0019] Figure 3 This is a schematic diagram of the connecting ring structure of the utility model.
[0020] In the figure: 1. oil seal ring body; 2. groove; 3. convex strip; 4. reinforcement assembly; 5. heat dissipation assembly; 6. oil inlet groove; 7. oil outlet groove; 8. heat dissipation cavity; 9. connecting ring; 10. heat dissipation block; 11. cavity; 12. through groove; 13. first rubber limit block; 14. fixing ring; 15. reinforcement ring; 16. second rubber limit block; 17. oil inlet; 18. wear-resistant ring; 19. wear-resistant layer. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0022] Example:
[0023] See also Figure 1-Figure 3 , the utility model provides a technical solution:
[0024] A floating oil seal ring for sealing a traveling mechanism of a large engineering machinery comprises an oil seal ring body 1, a groove 2 is provided inside the oil seal ring body 1, a convex strip 3 is provided inside the groove 2, a reinforcing component 4 is provided outside the convex strip 3, a heat dissipation component 5 is provided inside the oil seal ring body 1, and an oil inlet groove 6 is provided at one end of the oil seal ring body 1 away from the heat dissipation component 5, and the oil inlet groove 6 extends to the inside of the oil seal ring body 1 to form an oil outlet groove 7;
[0025] The heat dissipation component 5 is used to dissipate heat for the oil seal ring body 1;
[0026] Furthermore, the heat dissipation assembly 5 is composed of a heat dissipation cavity 8, a connecting ring 9, a heat dissipation block 10 and a cavity 11. The heat dissipation cavity 8 is opened inside the oil seal ring body 1, the connecting ring 9 is located inside the heat dissipation cavity 8, multiple groups of heat dissipation blocks 10 are all located inside the connecting ring 9, and the cavity 11 is opened inside the heat dissipation block 10. When the oil seal ring body 1 is in use, the heat dissipation assembly 5 can be used to dissipate heat for the oil seal ring body 1 to prevent the oil seal ring body 1 from being damaged, which would affect the overall use.
[0027] Among them, multiple groups of heat dissipation blocks 10 are distributed at equal intervals inside the connecting ring 9, and the heat dissipation blocks 10 and the connecting ring 9 are both made of metal. When the oil seal ring body 1 generates a higher temperature, the temperature can be conducted to the inside of the heat dissipation cavity 8 through the connecting ring 9, and the heat dissipation can be processed by cooperating with the multiple groups of heat dissipation blocks 10 and the cavity 11.
[0028] Secondly, a through groove 12 is provided at one end of the heat dissipation cavity 8 away from the connecting ring 9, and the through groove 12 extends to the outside of the oil seal ring body 1 at the end away from the heat dissipation cavity 8, and a first rubber limit block 13 is provided inside the through groove 12 to guide the coolant into the inside of the through groove 12, so that the coolant can be introduced into the heat dissipation cavity 8, and the oil seal ring body 1 can be cooled by the heat dissipation block 10 and the cavity 11.
[0029] The reinforcement component 4 is used to increase the strength of the oil seal ring body 1;
[0030] Furthermore, the reinforcing assembly 4 is composed of a fixing ring 14 and a reinforcing ring 15. The fixing ring 14 is located on the outside of the convex strip 3 and inside the groove 2. The multiple sets of reinforcing rings 15 are all located on the outside of the fixing ring 14. When the oil seal ring body 1 is in use, the reinforcing assembly 4 can increase the strength of the oil seal ring body 1. The design of the fixing ring 14 and the multiple sets of reinforcing rings 15 prevents the oil seal ring body 1 from being damaged during use, resulting in inability to use.
[0031] Furthermore, a second rubber limit block 16 is provided at one end of the oil inlet groove 6 away from the oil outlet groove 7, and a limit groove is provided at one end of the oil inlet groove 6 close to the second rubber limit block 16. The internal structure size of the limit groove is designed to correspond to the external structure size of the second rubber limit block 16. An oil inlet 17 is provided inside the second rubber limit block 16. After the lubricating oil is injected into the oil inlet groove 6 through the oil inlet 17, the lubricating oil is not easy to overflow. The lubricating oil reaches the oil outlet groove 7 through the oil inlet groove 6 and finally reaches the bottom end of the floating oil seal ring body 1, which can improve the lubrication performance between the floating oil seal ring body 1 and another floating oil seal ring body 1.
[0032] Furthermore, a wear-resistant ring 18 is provided at the bottom of the oil seal ring body 1, and a wear-resistant layer 19 is provided at one end of the wear-resistant ring 18 away from the oil seal ring body 1. The wear-resistant ring 18 and the wear-resistant layer 19 provided at the bottom of the oil seal ring body 1 can increase the wear resistance of the oil seal ring body 1, thereby increasing its service life.
[0033] In this embodiment, the implementation scenario is specifically as follows: when the oil seal ring body 1 generates a high temperature, the temperature can be conducted to the inside of the heat dissipation cavity 8 through the connecting ring 9, and the coolant is introduced into the inside of the through groove 12, so that the coolant can be introduced into the inside of the heat dissipation cavity 8, and the heat dissipation block 10 cooperates with the cavity 11 to perform heat dissipation treatment on the oil seal ring body 1, so as to prevent the oil seal ring body 1 from being damaged and affecting the overall use. When the oil seal ring body 1 is in use, the strength of the oil seal ring body 1 can be increased by the reinforcing component 4, and the design of the fixing ring 14 and the multiple groups of reinforcing rings 15 prevents the oil seal ring body 1 from being damaged when in use. , is damaged, resulting in it being unable to be used. After the lubricating oil is injected into the oil inlet groove 6 through the oil inlet port 17, the lubricating oil is not easy to overflow. The lubricating oil reaches the oil outlet groove 7 through the oil inlet groove 6 and finally reaches the bottom end of the floating oil seal ring body 1, which can improve the lubrication performance between the floating oil seal ring body 1 and another floating oil seal ring body 1. The wear-resistant ring 18 and the wear-resistant layer 19 are arranged at the bottom of the oil seal ring body 1 to increase the wear resistance of the oil seal ring body 1, thereby increasing its service life. Compared with the existing floating oil seal ring, the utility model can improve the overall practicality of the floating oil seal ring through design.
[0034] 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 floating oil seal ring for sealing a traveling mechanism of a large-scale engineering machinery, comprising an oil seal ring body (1), characterized in that: The oil seal ring body (1) is provided with a groove (2) inside, a convex strip (3) inside the groove (2), a reinforcing component (4) is provided on the outer side of the convex strip (3), a heat dissipation component (5) is provided inside the oil seal ring body (1), and an oil inlet groove (6) is provided at one end of the oil seal ring body (1) away from the heat dissipation component (5), and the oil inlet groove (6) extends to the inside of the oil seal ring body (1) to provide an oil outlet groove (7); The heat dissipation component (5) is used to dissipate heat for the oil seal ring body (1). The heat dissipation component (5) is composed of a heat dissipation cavity (8), a connecting ring (9), a heat dissipation block (10) and a cavity (11). The heat dissipation cavity (8) is opened inside the oil seal ring body (1), the connecting ring (9) is located inside the heat dissipation cavity (8), a plurality of groups of heat dissipation blocks (10) are all located inside the connecting ring (9), and the cavity (11) is opened inside the heat dissipation block (10); The reinforcement component (4) is used to increase the strength of the oil seal ring body (1).
2. A floating oil seal ring for sealing a traveling mechanism of a large-scale engineering machinery according to claim 1, characterized in that: A plurality of groups of heat dissipation blocks (10) are distributed at equal intervals inside the connecting ring (9), and both the heat dissipation blocks (10) and the connecting ring (9) are made of metal.
3. The floating oil seal ring for sealing the traveling mechanism of large-scale engineering machinery according to claim 1, characterized in that: A through groove (12) is formed at one end of the heat dissipation cavity (8) away from the connecting ring (9); the through groove (12) extends to the outside of the oil seal ring body (1) at the end away from the heat dissipation cavity (8); and a first rubber limit block (13) is formed inside the through groove (12).
4. A floating oil seal ring for sealing a traveling mechanism of a large-scale engineering machinery according to claim 1, characterized in that: The reinforcement assembly (4) is composed of a fixing ring (14) and a reinforcement ring (15); the fixing ring (14) is located outside the convex strip (3) and inside the groove (2); and a plurality of groups of reinforcement rings (15) are located outside the fixing ring (14).
5. The floating oil seal ring for sealing the traveling mechanism of large-scale engineering machinery according to claim 1, characterized in that: A second rubber limit block (16) is provided at one end of the oil inlet groove (6) away from the oil outlet groove (7), and a limit groove is provided at one end of the oil inlet groove (6) close to the second rubber limit block (16). The internal structure size of the limit groove is designed to correspond to the external structure size of the second rubber limit block (16), and an oil inlet port (17) is provided inside the second rubber limit block (16).
6. The floating oil seal ring for sealing the traveling mechanism of a large-scale engineering machinery according to claim 1, characterized in that: A wear-resistant ring (18) is provided at the bottom of the oil seal ring body (1), and a wear-resistant layer (19) is provided at one end of the wear-resistant ring (18) away from the oil seal ring body (1).