Sealing ring assembly for automobile hub

Abstract

The utility model relates to the technical field of sealing ring assemblies, and discloses a sealing ring assembly for an automobile hub, which comprises a protective sleeve, the inner wall of the protective sleeve is in threaded connection with a bolt, the surface of the bolt is in threaded connection with a mounting ring, the inner wall of the mounting ring is in threaded connection with a sealing gasket, and the inner wall of the protective sleeve is fixedly connected with a positioning shaft. The inner wall of the sealing gasket is fixedly connected with a sealing shaft, and a limiting groove is formed in the surface of the sealing gasket. The sealing gasket and the protective sleeve are arranged, firstly, the sealing gasket is installed on the inner wall of the protective sleeve, the protective sleeve can effectively protect the hub and the sealing ring from being scratched and collided by external objects, the service life of the hub and the service life of the sealing ring are prolonged, the protective sleeve and the sealing gasket are fixed through the installation ring, and therefore the service life of the hub and the sealing ring is prolonged. And the inner wall of the mounting ring is fixed through a bolt, so that the effect of fixing the sealing gasket is achieved, displacement of the sealing gasket in the using process is prevented, and the fastening performance and the sealing performance of the assembly are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing ring components, in particular to a sealing ring component for an automobile wheel hub. Background Art

[0002] Sealing ring is a component in mechanical equipment. Its main function is to prevent the leakage of liquid or gas, and also to prevent external pollutants from entering the equipment. There are many types of sealing rings, including O-rings, Y-rings, V-rings, etc. They can be selected according to different working conditions and requirements. Suitable materials and specifications, in industrial production, the application of sealing rings is very extensive. With the continuous advancement of science and technology, the materials and manufacturing technologies of sealing rings are also constantly accumulating, and new sealing ring products are constantly emerging to meet higher standards of use.

[0003] In the prior art, the sealing ring assembly may not be perfect in terms of protection and sealing, and cannot effectively prevent the wheel hub and the sealing ring from being scratched and collided by external objects during operation, thereby affecting the life of the sealing ring, and the sealing ring may need to be replaced, resulting in increased costs. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a sealing ring assembly for an automobile wheel hub.

[0005] The utility model is implemented by the following technical scheme: a sealing ring assembly for an automobile wheel hub, comprising a protective sleeve, the inner wall of the protective sleeve is threadedly connected with a bolt, the surface of the bolt is threadedly connected with a mounting ring, the inner wall of the mounting ring is threadedly connected with a sealing gasket, the inner wall of the protective sleeve is fixedly connected with a positioning shaft, the inner wall of the sealing gasket is fixedly connected with a sealing shaft, and a limiting groove is provided on the surface of the sealing gasket.

[0006] As a further improvement of the above scheme, the number of the positioning shafts is set to four, and the four positioning shafts are distributed in a circular array around the protective sleeve; the number of the limiting grooves is set to four, and the four limiting grooves are distributed in a circular array around the sealing ring.

[0007] As a further improvement of the above solution, the protective sleeve and the sealing gasket are threadedly connected by bolts.

[0008] Through the above technical solution, by providing components such as a protective sleeve, a sealing gasket, a sealing shaft and a positioning shaft, effective sealing between the wheel hub and the external environment is achieved, preventing gas, liquid or dust from entering the interior of the wheel hub, thereby protecting the normal operation of the wheel hub and related components.

[0009] As a further improvement of the above solution, a positioning block is inserted into the surface of the positioning shaft, and a sealing ring is fixedly connected to the bottom of the positioning block.

[0010] As a further improvement of the above solution, the positioning block is matched with the limiting groove.

[0011] Through the above technical solution, by setting the sealing ring, the sealing ring assembly adopts multiple connection methods such as threaded connection, plug-in and fixation, which ensures the tight connection and stability between the components and improves the sealing performance and service life of the sealing ring.

[0012] As a further improvement of the above solution, a sealing shaft is fixedly connected to the inner wall of the sealing gasket, and a mounting frame is fixedly connected to the inner wall of the sealing gasket.

[0013] As a further improvement of the above solution, the sealing shaft is matched with the sealing groove, and the mounting frame is located on the inner side of the sealing shaft.

[0014] By setting up a mounting frame, the mounting frame is embedded inside the sealing ring to provide additional support and strength to prevent the sealing ring from deforming under high pressure and high temperature, and can be installed with the wheel hub to fix the whole.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model provides a sealing gasket and a protective sleeve. First, the sealing gasket is installed on the inner wall of the protective sleeve. The protective sleeve can effectively protect the wheel hub and the sealing ring from scratches and collisions by external objects, thereby extending the service life of the wheel hub and the sealing ring. A mounting ring is used to fix the protective sleeve and the sealing gasket. The inner wall of the mounting ring is fixed by bolts, thereby fixing the sealing gasket and preventing the sealing gasket from being displaced during use, thereby ensuring the tightness and sealing of the assembly. Next, the positioning shaft is inserted into the limiting groove of the sealing gasket to position the sealing gasket and the sealing ring to ensure that they are installed in the correct position. Then, the sealing ring is installed on the sealing gasket and fixed with a positioning block, which is matched with the limiting groove and can further fix the sealing ring so that it will not shake during use.

[0017] The utility model provides a sealing shaft and a sealing ring, and the sealing shaft can be inserted into the sealing groove provided by the sealing ring, and the protective sleeve, the sealing gasket and the sealing ring are first plugged in and then fixed, so as to further improve the sealing performance. The sealing ring can effectively prevent grease leakage and improve the sealing performance of the wheel hub. The sealing shaft is adapted to the sealing groove, and can further improve the sealing performance of the assembly. The entire assembly can be installed on the wheel hub through the installation frame, which is convenient for users to use. In actual use, when the wheel hub rotates, the sealing ring will be in close contact with the wheel hub to prevent grease leakage. At the same time, the protective sleeve can effectively protect the wheel hub and the internal sealing gasket from being scratched and collided with by external objects. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is an exploded schematic diagram of the sealing shaft structure of the utility model;

[0020] Figure 3 It is a schematic cross-sectional view of the overall structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the protective cover of the utility model;

[0022] Figure 5 This is a schematic diagram of the sealing gasket structure of the utility model;

[0023] Figure 6 This is a schematic diagram of the sealing ring structure of the utility model;

[0024] Figure 7 for Figure 3 Enlarged schematic diagram of the bolt structure at point A.

[0025] Description of main symbols:

[0026] 1. Protective sleeve; 2. Sealing gasket; 3. Sealing ring; 4. Mounting frame; 5. Mounting ring; 6. Bolt; 7. Positioning shaft; 8. Positioning block; 9. Sealing shaft; 10. Limiting groove; 11. Sealing groove. DETAILED DESCRIPTION

[0027] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0028] Example:

[0029] Please combine Figure 1-7 , a sealing ring assembly for an automobile wheel hub of the present embodiment comprises a protective sleeve 1, the inner wall of the protective sleeve 1 is threadedly connected with a bolt 6, the surface of the bolt 6 is threadedly connected with a mounting ring 5, the inner wall of the mounting ring 5 is threadedly connected with a sealing gasket 2, the inner wall of the protective sleeve 1 is fixedly connected with a positioning shaft 7, the inner wall of the sealing gasket 2 is fixedly connected with a sealing shaft 9, and a limiting groove 10 is provided on the surface of the sealing gasket 2. First, the sealing gasket 2 is installed on the inner wall of the protective sleeve 1. The protective sleeve 1 can effectively protect the wheel hub and the sealing ring from scratches and collisions by external objects, prolong the service life of the wheel hub and the sealing ring, and the mounting ring 5 is used to fix the protective sleeve 1 and the sealing gasket 2. The inner wall of the mounting ring 5 is fixed by bolts 6, thereby fixing the sealing gasket 2, preventing the sealing gasket 2 from displacement during use, and ensuring the tightness and sealing of the assembly.

[0030] There are four positioning shafts 7 , which are arranged in a circular array around the protective sleeve 1 . There are four limiting grooves 10 , which are arranged in a circular array around the sealing ring 3 .

[0031] The protective sleeve 1 and the sealing gasket 2 are threadedly connected via bolts 6 .

[0032] A positioning block 8 is inserted into the surface of the positioning shaft 7, and a sealing ring 3 is fixedly connected to the bottom of the positioning block 8. The positioning shaft 7 is inserted into the limiting groove 10 of the sealing gasket 2 to position the sealing gasket 2 and the sealing ring 3 to ensure that they are installed in the correct position. Then, the sealing ring 3 is installed on the sealing gasket 2 and fixed with the positioning block 8, which is adapted to the limiting groove 10 and can further fix the sealing ring 3 so that it will not shake during use.

[0033] The positioning block 8 is matched with the limiting groove 10 .

[0034] The inner wall of the sealing gasket 2 is fixedly connected with a sealing shaft 9, and the inner wall of the sealing gasket 2 is fixedly connected with a mounting frame 4. The sealing shaft 9 is adapted to the sealing groove 11, which can further improve the sealing performance of the component, and the entire component can be installed on the wheel hub through the mounting frame 4, which is convenient for users to use. In actual use, when the wheel hub rotates, the sealing ring 3 will be in close contact with the wheel hub to prevent grease leakage. At the same time, the protective sleeve 1 can effectively protect the wheel hub and the internal sealing gasket 2 from scratches and collisions by external objects.

[0035] The sealing shaft 9 is matched with the sealing groove 11 , and the mounting frame 4 is located on the inner side of the sealing shaft 9 .

[0036] The implementation principle of a sealing ring assembly for an automobile wheel hub in the embodiment of the present application is as follows: first, the sealing gasket 2 is installed on the inner wall of the protective sleeve 1. The protective sleeve 1 can effectively protect the wheel hub and the sealing ring from scratches and collisions by external objects, thereby extending the service life of the wheel hub and the sealing ring. The protective sleeve 1 and the sealing gasket 2 are fixed by a mounting ring 5. The inner wall of the mounting ring 5 is fixed by bolts 6, thereby fixing the sealing gasket 2 to prevent the sealing gasket 2 from being displaced during use, thereby ensuring the tightness and sealing of the assembly. Next, the positioning shaft 7 is inserted into the limiting groove 10 of the sealing gasket 2 to position the sealing gasket 2 and the sealing ring 3 to ensure that they are installed in the correct position. Then, the sealing ring 3 is installed on the sealing gasket 2 and fixed by the positioning block 8 to the limiting groove 10. The sealing ring 3 is adapted to each other and can further fix the sealing ring 3 so that it will not shake during use. At the same time, the sealing shaft 9 can be inserted into the sealing groove 11 opened by the sealing ring 3. The protective sleeve 1, the sealing gasket 2 and the sealing ring 3 are first plugged in and then fixed to further improve the sealing performance. The sealing ring 3 can effectively prevent grease leakage and improve the sealing performance of the wheel hub. The sealing shaft 9 is adapted to the sealing groove 11, which can further improve the sealing performance of the assembly. The entire assembly can be installed on the wheel hub through the installation frame 4, which is convenient for users to use. In actual use, when the wheel hub rotates, the sealing ring 3 will be in close contact with the wheel hub to prevent grease leakage. At the same time, the protective sleeve 1 can effectively protect the wheel hub and the internal sealing gasket 2 from scratches and collisions with external objects.

[0037] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A sealing ring assembly for an automobile wheel hub, characterized in that: The protective sleeve (1) comprises a bolt (6) threadedly connected to the inner wall of the protective sleeve (1), a mounting ring (5) threadedly connected to the surface of the bolt (6), a sealing gasket (2) threadedly connected to the inner wall of the mounting ring (5), a positioning shaft (7) fixedly connected to the inner wall of the protective sleeve (1), a sealing shaft (9) fixedly connected to the inner wall of the sealing gasket (2), and a limiting groove (10) provided on the surface of the sealing gasket (2).

2. A sealing ring assembly for an automobile wheel hub as claimed in claim 1, characterized in that: The number of the positioning shafts (7) is four, and the four positioning shafts (7) are distributed in a circular array around the protective sleeve (1); the number of the limiting grooves (10) is four, and the four limiting grooves (10) are distributed in a circular array around the sealing gasket (2).

3. The sealing ring assembly for an automobile wheel hub according to claim 1, characterized in that: The protective sleeve (1) and the sealing gasket (2) are threadedly connected via bolts (6).

4. The sealing ring assembly for an automobile wheel hub according to claim 1, characterized in that: A positioning block (8) is inserted into the surface of the positioning shaft (7), and a sealing ring (3) is fixedly connected to the bottom of the positioning block (8).

5. A sealing ring assembly for an automobile wheel hub as claimed in claim 4, characterized in that: The positioning block (8) is matched with the limiting groove (10).

6. The sealing ring assembly for an automobile wheel hub according to claim 1, characterized in that: The inner wall of the sealing gasket (2) is fixedly connected to a sealing shaft (9), and the inner wall of the sealing gasket (2) is fixedly connected to a mounting frame (4).

7. A sealing ring assembly for an automobile wheel hub as claimed in claim 6, characterized in that: The sealing shaft (9) is matched with the sealing groove (11), and the mounting frame (4) is located on the inner side of the sealing shaft (9).

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