CN220883964U - Built-in bearing hub balance shaft sliding sleeve structure - Google Patents
Built-in bearing hub balance shaft sliding sleeve structure Download PDFInfo
- Publication number
- CN220883964U CN220883964U CN202322573906.XU CN202322573906U CN220883964U CN 220883964 U CN220883964 U CN 220883964U CN 202322573906 U CN202322573906 U CN 202322573906U CN 220883964 U CN220883964 U CN 220883964U
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- Prior art keywords
- bearing hub
- balance shaft
- sleeve
- sliding sleeve
- balance
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- 239000004677 Nylon Substances 0.000 claims abstract description 25
- 229920001778 nylon Polymers 0.000 claims abstract description 25
- 239000000725 suspension Substances 0.000 claims abstract description 15
- 230000009286 beneficial effect Effects 0.000 description 2
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Abstract
The utility model discloses a built-in bearing hub balance shaft sliding sleeve structure, which relates to the technical field of automobile parts and comprises a balance suspension double-support assembly, wherein a step sleeve and a shaft sleeve are arranged at the lower end of the balance suspension double-support assembly, a balance shaft is inserted into the step sleeve and the shaft sleeve, a sliding sleeve is arranged between the shaft sleeve and the balance shaft, a bearing hub end cover is arranged at one end, far away from the shaft sleeve, of the step sleeve, the bearing hub end cover is fixedly bolted with the balance shaft, a bearing hub is sleeved on the side wall of the balance shaft between the step sleeve and the shaft sleeve, and a flange nylon bushing is arranged between the bearing hub and the balance shaft.
Description
Technical Field
The utility model relates to the technical field of automobile parts, in particular to a built-in bearing hub balance shaft sliding sleeve structure.
Background
The front double steering axle structure is mainly applied to heavy trucks and is beneficial to improving the carrying capacity of vehicles. At present, the domestic front double steering axle structure generally adopts two independent leaf spring suspension structures. The upper end of the leaf spring can be provided with a bearing hub for supporting the leaf spring, and a balance shaft is arranged in the bearing hub and used for connecting the balance suspension double-support assembly and the bearing hub.
However, in the use process, gaps are easy to appear between the bearing hubs and the balance shafts, so that the bearing hubs shake, the normal operation of the front double steering axle structure is affected, and the use by users is inconvenient.
In order to solve the problems, an improved built-in bearing hub balance shaft sliding sleeve structure is designed.
Disclosure of utility model
The utility model aims to provide a built-in bearing hub balance shaft sliding sleeve structure so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a built-in bearing hub balance shaft sliding sleeve structure, includes balanced suspension double support assembly, step cover and axle sleeve are installed to balanced suspension double support assembly's lower extreme, the inside of step cover and axle sleeve is inserted and is equipped with the balance shaft, the one end that the axle sleeve was kept away from to the step cover is provided with the bearing hub end cover, the mounting hole has been seted up on the bearing hub end cover, be provided with on the mounting hole and be used for fixing the bearing hub end cover fixing bolt on the balance shaft with the bearing hub end cover, the cover has the bearing hub on the balance shaft lateral wall between step cover and the axle sleeve.
As a further scheme of the utility model: a flange nylon bushing is arranged between the bearing hub and the balance shaft, the flange nylon bushing is sleeved on the side wall of the balance shaft, the flange nylon bushing is sleeved on the inner wall of the bearing hub, a balance shaft sliding sleeve used for extruding the flange nylon bushing is arranged between the shaft sleeve and the balance shaft, and the balance shaft sliding sleeve is sleeved on the side wall of the balance shaft.
As still further aspects of the utility model: and rib plates for improving the structural strength of the balanced suspension double-support assembly are arranged on the side walls of the balanced suspension double-support assembly.
As still further aspects of the utility model: and a gasket for preventing the looseness of the bearing hub end cover fixing bolt is arranged on the bearing hub end cover fixing bolt.
Compared with the prior art, the utility model has the beneficial effects that:
Compared with the prior art, the flange nylon bushing is extruded through the balance shaft sliding sleeve under the condition of limited assembly position, so that the flange nylon bushing is adjusted to the maximum size, gaps between the bearing hub and the balance shaft are filled by the flange nylon bushing, shaking of the bearing hub during use is avoided, stability of the bearing hub is improved, and the bearing hub is convenient for a user to use.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic left-view structure of the present utility model.
Fig. 3 is a right-side view of the present utility model.
Wherein: 1. balance suspension double-support assembly; 2. a balance shaft; 3. a balance shaft sliding sleeve; 4. a flanged nylon bushing; 5. a bearing hub; 6. a bearing hub end cap; 7. a bearing hub end cover fixing bolt; 8. a step sleeve; 9. a shaft sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, in an embodiment of the present utility model, a sliding sleeve structure of a balance shaft of a built-in bearing hub includes a balance suspension dual-support assembly 1, a step sleeve 8 and a shaft sleeve 9 are installed at the lower end of the balance suspension dual-support assembly 1, a balance shaft 2 is inserted into the step sleeve 8 and the shaft sleeve 9, a bearing hub end cover 6 is disposed at one end of the step sleeve 8 far from the shaft sleeve 9, a mounting hole is formed in the bearing hub end cover 6, a bearing hub end cover fixing bolt 7 for fixing the bearing hub end cover 6 on the balance shaft 2 is disposed on the mounting hole, and a bearing hub 5 is sleeved on a side wall of the balance shaft 2 between the step sleeve 8 and the shaft sleeve 9.
Be provided with flange nylon bush 4 between bearing hub 5 and the balance shaft 2, flange nylon bush 4 cover is on the lateral wall of balance shaft 2, flange nylon bush 4 cover is on the inner wall of bearing hub 5, be provided with between axle sleeve 9 and the balance shaft 2 and be used for extrudeing the balance shaft sliding sleeve 3 of flange nylon bush 4, balance shaft sliding sleeve 3 cover is on the lateral wall of balance shaft 2.
When the balance shaft is used, the bearing hub end cover fixing bolt 7 is screwed, the bearing hub end cover 6 is fixed at one end, close to the step sleeve 8, of the balance shaft 2, the balance shaft 2 moves towards one side of the step sleeve 8 under the action of threads in the screwing process, the balance shaft 2 pushes the balance shaft sliding sleeve 3 to move, the balance shaft sliding sleeve 3 presses the flange nylon bushing 4, and the flange nylon bushing 4 is pressed to a set size.
Compared with the prior art, under the condition that the assembly position is limited, the flange nylon bushing 4 is extruded through the balance shaft sliding sleeve 3, so that the flange nylon bushing 4 is adjusted to the maximum size, gaps between the bearing hub 5 and the balance shaft 2 are filled by the flange nylon bushing 4, the bearing hub 5 is prevented from shaking when in use, the stability of the bearing hub 5 is improved, and the bearing hub is convenient for a user to use.
The working principle of the built-in bearing hub balance shaft sliding sleeve structure is as follows:
When the bearing hub end cover fixing bolt 7 is screwed when the bearing hub is used, the bearing hub end cover 6 is fixed at one end, close to the step sleeve 8, of the balance shaft 2, the balance shaft 2 moves towards one side of the step sleeve 8 under the action of threads in the screwing process, the balance shaft 2 pushes the balance shaft sliding sleeve 3 to move, the balance shaft sliding sleeve 3 presses the flange nylon bushing 4, the flange nylon bushing 4 is pressed to a set size, and the flange nylon bushing 4 fills a gap between the bearing hub 5 and the balance shaft 2, so that shaking of the bearing hub 5 during use is avoided.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.
Claims (4)
1. The utility model provides a built-in bearing hub balance shaft sliding sleeve structure, includes balanced suspension double support assembly (1), step cover (8) and axle sleeve (9) are installed to the lower extreme of balanced suspension double support assembly (1), the inside of step cover (8) and axle sleeve (9) is inserted and is equipped with balance shaft (2), a serial communication port, the one end that axle sleeve (9) was kept away from to step cover (8) is provided with bearing hub end cover (6), the mounting hole has been seted up on bearing hub end cover (6), be provided with on the mounting hole and be used for fixing bearing hub end cover fixing bolt (7) on balance shaft (2) with bearing hub end cover (6), the cover has bearing hub (5) on balance shaft (2) lateral wall between step cover (8) and axle sleeve (9).
2. The balance shaft sliding sleeve structure of the built-in bearing hub according to claim 1, wherein a flange nylon bushing (4) is arranged between the bearing hub (5) and the balance shaft (2), the flange nylon bushing (4) is sleeved on the side wall of the balance shaft (2), the flange nylon bushing (4) is sleeved on the inner wall of the bearing hub (5), a balance shaft sliding sleeve (3) for extruding the flange nylon bushing (4) is arranged between the shaft sleeve (9) and the balance shaft (2), and the balance shaft sliding sleeve (3) is sleeved on the side wall of the balance shaft (2).
3. The sliding sleeve structure of the balance shaft of the built-in bearing hub according to claim 1, wherein a rib plate for improving the structural strength of the balance suspension double-support assembly (1) is arranged on the side wall of the balance suspension double-support assembly (1).
4. The sliding sleeve structure of the balance shaft of the built-in bearing hub according to claim 1, wherein a gasket for preventing the looseness of the fixing bolt (7) of the end cover of the bearing hub is arranged on the fixing bolt (7) of the end cover of the bearing hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322573906.XU CN220883964U (en) | 2023-09-21 | 2023-09-21 | Built-in bearing hub balance shaft sliding sleeve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322573906.XU CN220883964U (en) | 2023-09-21 | 2023-09-21 | Built-in bearing hub balance shaft sliding sleeve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220883964U true CN220883964U (en) | 2024-05-03 |
Family
ID=90840540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322573906.XU Active CN220883964U (en) | 2023-09-21 | 2023-09-21 | Built-in bearing hub balance shaft sliding sleeve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220883964U (en) |
-
2023
- 2023-09-21 CN CN202322573906.XU patent/CN220883964U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |