CN220517905U - Large-slippage high-performance half shaft - Google Patents
Large-slippage high-performance half shaft Download PDFInfo
- Publication number
- CN220517905U CN220517905U CN202322199036.4U CN202322199036U CN220517905U CN 220517905 U CN220517905 U CN 220517905U CN 202322199036 U CN202322199036 U CN 202322199036U CN 220517905 U CN220517905 U CN 220517905U
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- Prior art keywords
- shaft
- shaft cylinder
- mounting groove
- cylinder
- universal joint
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- 239000000428 dust Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000002457 bidirectional effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
A large-slippage high-performance half shaft. The problem that the maintenance cost is high is mainly caused by difficult disassembly or incapability of disassembly of the prior automobile half shaft. The method is characterized in that: the device comprises a first shaft cylinder and a second shaft cylinder, wherein a first shaft in sliding fit is arranged in the axial direction of the first shaft cylinder, and a first universal joint is connected to the first shaft extending out of the first shaft cylinder; the second shaft cylinder is axially provided with a second shaft which is in sliding fit, and a second universal joint is connected to the second shaft which extends out of the second shaft cylinder; the first shaft cylinder is provided with a mounting groove on the axial outer wall, the axial outer wall of the second shaft cylinder is provided with an inserting block which is matched with the mounting groove and inserted into the mounting groove, and the second shaft cylinder further comprises a fastening piece which is used for installing the mounting groove and the inserting block together. The utility model provides a high-slip high-performance half shaft, wherein once a product fails, the middle shaft and the connecting ball cage at the other end can be replaced according to the position of the automobile layout, so that the maintenance cost is reduced, the service life of the product is prolonged, and the bidirectional shaft slip structure has larger slip quantity.
Description
Technical Field
The utility model relates to the field of automobile parts, in particular to a large-slippage high-performance half shaft.
Background
Considering the strong market competition, the products on the market are more and more abundant, the requirements of customers are higher and higher, according to market research, the customers feed back that a plurality of products are due to insufficient sliding travel, so that the products are invalid, and the problems that most of the products are difficult to detach or can not be detached, so that the maintenance cost is high are solved.
Disclosure of Invention
In order to overcome the defects of the background technology, the utility model provides a large-slippage high-performance half shaft, which mainly solves the problem that the existing automobile half shaft is difficult to disassemble or cannot be disassembled, so that the maintenance cost is high.
The technical scheme adopted by the utility model is as follows:
the large-slippage high-performance half shaft comprises a first shaft cylinder and a second shaft cylinder, wherein a first shaft in sliding fit is arranged on the first shaft cylinder in the axial direction, and a first universal joint is connected to the first shaft extending out of the first shaft cylinder;
the second shaft cylinder is axially provided with a second shaft in sliding fit, and a second universal joint is connected to a second shaft extending out of the second shaft cylinder;
the novel shaft sleeve comprises a first shaft sleeve and is characterized in that an installation groove is formed in the axial outer wall of the first shaft sleeve, an insertion block which is matched with the installation groove and inserted into the installation groove is arranged on the axial outer wall of the second shaft sleeve, and the novel shaft sleeve further comprises a fastener which is used for installing the installation groove and the insertion block together.
The first universal joint and the second universal joint are fixed universal joints.
The first universal joint comprises a bell-shaped shell, wherein the bell-shaped shell is internally provided with rolling balls, and the number of the rolling balls is 8.
The fastener is mounted in a radial direction of the first shaft cylinder.
The novel anti-dust device further comprises a dust cover, one end of the dust cover is connected with the bell-shaped shell, and the other end of the dust cover is connected with the first shaft cylinder.
The mounting groove is a sinking groove.
The inner wall of the first shaft cylinder is provided with a slide way, a retainer is arranged outside the first shaft cylinder, and a steel ball matched with the slide way is arranged on the retainer.
The beneficial effects of the utility model are as follows: the utility model provides a high-slip high-performance half shaft, wherein once a product fails, the middle shaft and the connecting ball cage at the other end can be replaced according to the position of the automobile layout, so that the maintenance cost is reduced, the service life of the product is prolonged, and the bidirectional shaft slip structure has larger slip quantity.
Drawings
FIG. 1 is a schematic cross-sectional view of one embodiment of the present utility model.
Fig. 2 is an enlarged schematic view at a in fig. 1.
Detailed Description
The utility model is further described below with reference to the accompanying drawings: as shown in the figure, the high-slip high-performance half shaft comprises a first shaft cylinder 1 and a second shaft cylinder 2, wherein a first shaft 11 which is in sliding fit is axially arranged on the first shaft cylinder, and a first universal joint 3 is connected to the first shaft which extends out of the first shaft cylinder; the second shaft cylinder is axially provided with a second shaft 21 in sliding fit, and a second universal joint 4 is connected to a second shaft extending out of the second shaft cylinder; the first shaft cylinder is provided with a mounting groove 12 on the axial outer wall, the axial outer wall of the second shaft cylinder is provided with an inserting block 22 which is matched with the mounting groove and is inserted into the mounting groove, and the first shaft cylinder further comprises a fastener 5 which is used for installing the mounting groove and the inserting block together. Adopt two-way axle slippage structure, possess super big slippage, one end slippage is 70mm, both ends are 140mm. The detachable intermediate shaft combination mode is adopted, so that maintenance economy is improved, and maintenance labor intensity is reduced. The detachable intermediate shaft (namely the first shaft cylinder and the second shaft cylinder) can enhance the universality of the assembly or the ball cage, and once the product fails, the intermediate shaft at the other end and the connecting ball cage can be replaced according to the position of the automobile layout, so that the maintenance cost is reduced, and the service life of the product is prolonged.
In this embodiment, as shown in the figure, the first universal joint and the second universal joint are both fixed universal joints. The swing angle of the fixed universal joint can reach 46 degrees, and the fixed universal joint has a larger swing angle than the sliding end universal joint, so that the fixed universal joint can cope with smaller turning radius. The structure that both ends are fixed universal joint has more reliable stability than traditional semi-axis, and the structure is inseparabler, the vibration is littleer, can competes the road conditions and the environment of various limits, has improved the life-span of product.
In the present embodiment, as shown in the drawing, the first universal joint includes a bell housing in which there are provided rolling balls 32, 8 of which are provided. 8. The total volume of the ball cage type universal joint of the steel balls is reduced by 12% compared with that of the ball cage type universal joint of the 6 steel balls, and the total mass is reduced by 16%. Through finite element analysis, the ball cage type universal joint of 8 steel balls is smaller in stress and longer in fatigue life than the ball cage type universal joint of 6 steel balls, and can bear the strong torque of the Ma Lixin energy automobile in the current electrical age.
In this embodiment, the fastener is mounted in the radial direction of the first shaft as shown. The fastener can be a bolt, and the fastener passes through the through holes on the first shaft barrel and the insert block and then is fixed through nuts and the like.
In this embodiment, as shown, a dust cover 51 is further included, one end of which is connected to the bell housing, and the other end of which is connected to the first shaft tube. Dust can be prevented from entering the shaft tube.
In this embodiment, as shown in the figure, the mounting groove is a sink groove.
In this embodiment, as shown in the figure, a slide way is provided on the inner wall of the first shaft barrel, a retainer 6 is provided outside the first shaft barrel, and a steel ball 61 matched with the slide way is provided on the retainer. Realize rolling fit to realize sliding, the structure is more stable.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The embodiments described with reference to the drawings are exemplary and intended to be illustrative of the utility model and should not be construed as limiting the utility model. The examples should not be construed as limiting the utility model, but any modifications based on the spirit of the utility model should be within the scope of the utility model.
Claims (7)
1. The utility model provides a high-performance semi-axis of big slip which characterized in that: the device comprises a first shaft cylinder (1) and a second shaft cylinder (2), wherein a first shaft (11) which is in sliding fit is axially arranged on the first shaft cylinder, and a first universal joint (3) is connected to the first shaft which extends out of the first shaft cylinder;
the second shaft cylinder is axially provided with a second shaft (21) in sliding fit, and a second universal joint (4) is connected to the second shaft extending out of the second shaft cylinder;
the novel shaft sleeve is characterized in that a mounting groove (12) is formed in the axial outer wall of the first shaft sleeve, an inserting block (22) which is matched with the mounting groove and inserted into the mounting groove is arranged on the axial outer wall of the second shaft sleeve, and the novel shaft sleeve further comprises a fastening piece (5) which is used for installing the mounting groove and the inserting block together.
2. The high slip high performance half shaft of claim 1, wherein: the first universal joint and the second universal joint are fixed universal joints.
3. The high slip high performance half shaft of claim 1, wherein: the first universal joint comprises a bell housing, wherein the bell housing is internally provided with rolling balls (32), and the number of the rolling balls is 8.
4. A high slip high performance half shaft as defined in claim 3, wherein: the fastener is mounted in a radial direction of the first shaft cylinder.
5. The high slip high performance half shaft of claim 4, wherein: the novel anti-dust device further comprises a dust cover (51), one end of the dust cover is connected with the bell housing, and the other end of the dust cover is connected with the first shaft cylinder.
6. The high slip high performance half shaft of claim 5, wherein: the mounting groove is a sinking groove.
7. The high slip high performance half shaft of claim 6, wherein: the inner wall of the first shaft cylinder is provided with a slide way, a retainer (6) is arranged outside the first shaft cylinder, and a steel ball (61) matched with the slide way is arranged on the retainer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322199036.4U CN220517905U (en) | 2023-08-16 | 2023-08-16 | Large-slippage high-performance half shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322199036.4U CN220517905U (en) | 2023-08-16 | 2023-08-16 | Large-slippage high-performance half shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220517905U true CN220517905U (en) | 2024-02-23 |
Family
ID=89939038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322199036.4U Active CN220517905U (en) | 2023-08-16 | 2023-08-16 | Large-slippage high-performance half shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220517905U (en) |
-
2023
- 2023-08-16 CN CN202322199036.4U patent/CN220517905U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |