CN220842065U - Self-locking bicycle hub - Google Patents
Self-locking bicycle hub Download PDFInfo
- Publication number
- CN220842065U CN220842065U CN202322676184.0U CN202322676184U CN220842065U CN 220842065 U CN220842065 U CN 220842065U CN 202322676184 U CN202322676184 U CN 202322676184U CN 220842065 U CN220842065 U CN 220842065U
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- Prior art keywords
- hub
- shaft
- self
- flower
- drum
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- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 35
- 230000001681 protective effect Effects 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Steering Devices For Bicycles And Motorcycles (AREA)
Abstract
The utility model relates to the technical field of bicycle hubs and discloses a self-locking bicycle hub, which comprises a hub outer shaft, wherein a hub inner shaft is arranged in the hub outer shaft, an outer box is sleeved on one side of the outer wall of the hub inner shaft, electric telescopic rods are arranged at the upper end and the lower end of the outer box and positioned at the two sides of the outer box, friction plates are fixedly connected to the lower ends of the corresponding two electric telescopic rods, bearing threads are fixedly arranged at the two ends of the hub inner shaft, an oil storage cavity is formed in the upper end of the hub outer shaft, a plurality of oil outlets are formed in the hub outer shaft and positioned at the lower end of the oil storage cavity, and oil conveying pipes are fixedly arranged at the upper end and the front end of the hub outer shaft and on one side of the oil storage cavity. According to the self-locking bicycle hub, the self-locking function is achieved, the safety of the bicycle hub is improved, the self-lubricating effect is achieved, and the functionality of the hub is improved.
Description
Technical Field
The utility model relates to the technical field of bicycle hubs, in particular to a self-locking bicycle hub.
Background
The bicycle hub is commonly called as a 'hub barrel', and the hub comprises an iron hub and an aluminum hub. The iron drum is a bicycle drum which is ridden in a common home, and the aluminum drum is a relatively high-grade drum which is used as a mountain climbing vehicle, a performance vehicle, a road vehicle and the like. The bicycle hub plays a role of connecting spokes and axles, is an important part on a bicycle, and the average speed of riding the bicycle is directly influenced by the quality of the hub. The name is given because the whole looks like a knocked-down drum. The bicycle hub has two structures, namely a bearing with a bead structure and an industrial bearing assembly.
However, most of the existing bicycle hubs have poor self-locking function effect, and have high operation difficulty, and when in use, the traction steel wire needs to be stretched, so that the two clamping pieces are fixed to the hub main body, the operation is difficult, and the use safety of the bicycle hubs is reduced.
Accordingly, a self-locking bicycle hub is provided by those skilled in the art to solve the above-mentioned problems.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides a self-locking type bicycle hub which has a self-locking function, so that the safety of the bicycle hub is improved, and meanwhile, the self-lubricating effect is achieved, and the functionality of the bicycle hub is improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The self-locking type bicycle hub comprises a hub outer shaft, a hub inner shaft is arranged in the hub outer shaft, an outer box is sleeved on one side of the outer wall of the hub inner shaft, electric telescopic rods are arranged at the upper end and the lower end of the outer box and positioned at the two sides of the outer box, friction plates are fixedly connected to the lower ends of the corresponding two electric telescopic rods, and bearing threads are fixedly arranged at the two ends of the hub inner shaft;
The oil storage cavity is formed in the upper end of the inner part of the outer shaft of the flower drum, a plurality of oil outlet holes are formed in the inner part of the outer shaft of the flower drum and located at the lower end of the oil storage cavity, and oil delivery pipes are fixedly arranged at the upper end and the front end of the outer shaft of the flower drum and located at one side of the oil storage cavity;
Through above-mentioned technical scheme, through the work of control chip control electric telescopic handle, electric telescopic handle drives the friction disc and goes up and down, and the friction disc contradicts the flower-drum interior axle, realizes the self-locking function of this bicycle flower-drum, increases its security.
Further, the outer hub shaft is rotatably sleeved on the outer wall of the inner hub shaft, and bearings are arranged on the two sides of the inner hub shaft and on the outer wall of the inner hub shaft;
Through above-mentioned technical scheme, through the effect of bearing, make the outer axle of flower-drum rotate.
Further, first locking nuts are arranged on two sides of the outer wall of the inner shaft of the flower drum and at the joint of the outer shaft of the flower drum in a threaded manner;
Through the technical scheme, the inner shaft of the hub is locked through the first locking nut.
Further, a protective shell is fixedly arranged at the upper end of the outer box, a control chip is fixedly arranged on one side inside the protective shell, and a storage battery is fixedly arranged on one side, away from the control chip, inside the protective shell;
Through above-mentioned technical scheme, work is carried out through control chip control electric telescopic handle, makes its power supply through the battery.
Further, gaskets are sleeved on one sides of the outer walls of the two bearing heads, which are close to the inner shaft of the hub, and second nuts are arranged on the outer walls of the two bearing heads in a threaded manner;
Through the technical scheme, the hub shaft is installed through the second nut, the gasket and the bearing wire head.
Further, springs are sleeved on the outer walls of the four electric telescopic rods;
Through above-mentioned technical scheme, make telescopic link quick return through the spring.
Further, an oil inlet pipe blocking head is detachably arranged at the upper end of the oil conveying pipe, and an oil outlet pipe blocking head is detachably arranged at the front end of the oil conveying pipe at the lower end;
Through the technical scheme, the oil conveying pipe is opened and closed through the oil inlet pipe blocking head or the oil outlet pipe blocking head.
Further, spoke discs are fixedly arranged on two sides of the outer wall of the hub outer shaft;
through above-mentioned technical scheme, connect the billet of rim through the spoke dish.
The utility model has the following beneficial effects:
1. According to the self-locking type bicycle hub, the electric telescopic rod is controlled to work through the control chip, the electric telescopic rod drives the friction plate to lift, the friction plate abuts against the inner shaft of the hub, the self-locking function of the bicycle hub is achieved, and the safety of the bicycle hub is improved.
2. The self-locking type bicycle hub provided by the utility model has the advantages that the lubricating oil is added into the oil storage cavity through the oil delivery pipe at the upper end, and flows into the outer shaft of the hub through the oil outlet, so that the inner shaft of the hub is lubricated, and the self-lubricating effect of the device is realized.
Drawings
FIG. 1 is a front elevational view of a self-locking bicycle hub in accordance with the present utility model;
FIG. 2 is a front cross-sectional view of a self-locking bicycle hub in accordance with the present utility model;
FIG. 3 is a schematic view of a self-locking friction plate of a bicycle hub according to the present utility model;
FIG. 4 is a cross-sectional view of the outer shaft of a self-locking bicycle hub according to the present utility model;
FIG. 5 is an enlarged view of FIG. 2 at A;
fig. 6 is an enlarged view at B in fig. 2.
Legend description:
1. A hub outer shaft; 2. a hub inner shaft; 3. a bearing; 4. a first lock nut; 5. an outer case; 6. an electric telescopic rod; 7. a spring; 8. a friction plate; 9. a protective shell; 10. a control chip; 11. a storage battery; 12. a force bearing thread head; 13. a gasket; 14. a second nut; 15. an oil storage chamber; 16. an oil outlet hole; 17. an oil delivery pipe; 18. an oil inlet pipe blocking head; 19. an oil outlet pipe plug; 20. a spoke plate.
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. 1-6, one embodiment provided by the present utility model is: the self-locking type bicycle hub comprises a hub outer shaft 1, wherein a hub inner shaft 2 is arranged in the hub outer shaft 1, an outer box 5 is sleeved on one side of the outer wall of the hub inner shaft 2, electric telescopic rods 6 are arranged at the upper end and the lower end of the inner part of the outer box 5 and positioned at the two sides of the inner box, friction plates 8 are fixedly connected to the lower ends of the corresponding two electric telescopic rods 6, and bearing threads 12 are fixedly arranged at the two ends of the hub inner shaft 2;
The upper end of the inner part of the outer hub shaft 1 is provided with an oil storage cavity 15, a plurality of oil outlet holes 16 are formed in the inner part of the outer hub shaft 1 and positioned at the lower end of the oil storage cavity 15, and oil delivery pipes 17 are fixedly arranged at the upper end and the front end of the outer hub shaft 1 and positioned at one side of the oil storage cavity 15;
the electric telescopic rod 6 is controlled to work through the control chip 10, the electric telescopic rod 6 drives the friction plate 8 to lift, and the friction plate 8 abuts against the hub inner shaft 2, so that the self-locking function of the bicycle hub is realized.
The outer hub 1 is rotationally sleeved on the outer wall of the inner hub 2, bearings 3 are arranged on two sides of the inner hub 1 and on the outer wall of the inner hub 2, the outer hub 1 is rotated under the action of the bearings 3, first locking nuts 4 are arranged on two sides of the outer wall of the inner hub 2 and on the joint of the outer hub 1 in a threaded manner, the inner hub 2 is locked by the first locking nuts 4, a protective shell 9 is fixedly arranged at the upper end of the outer box 5, a control chip 10 is fixedly arranged on one side of the inner portion of the protective shell 9, a storage battery 11 is fixedly arranged on one side of the inner portion of the protective shell 9 away from the control chip 10, the electric telescopic rod 6 is controlled to work through the control chip 10, power is supplied to the electric telescopic rod through the storage battery 11, the outer walls of the two bearing heads 12 and one side close to the hub inner shaft 2 are sleeved with gaskets 13, the outer walls of the two bearing heads 12 are provided with second nuts 14 in a threaded mode, the hub shafts are installed through the second nuts 14, the gaskets 13 and the bearing heads 12, springs 7 are sleeved on the outer walls of the four electric telescopic rods 6, the telescopic rods 6 are quickly returned through the springs 7, oil pipe plugs 18 are detachably arranged at the upper ends of oil pipe 17 at the upper ends, oil pipe plugs 19 are detachably arranged at the front ends of the oil pipe 17 at the lower ends, the oil pipe 17 is switched through the oil pipe plugs 18 or the oil pipe plugs 19, spoke discs 20 are fixedly arranged on two sides of the outer wall of the hub outer shaft 1, and steel bars of the rim are connected through the spoke discs 20.
Working principle: when the self-locking type bicycle hub is used, the hub is arranged on a bicycle through the bearing thread head 12, the gasket 13 and the second nut 14, the electric telescopic rod 6 is controlled to work through the control chip 10, the electric telescopic rod 6 drives the friction plate 8 to lift, the friction plate 8 abuts against the hub inner shaft 2, the self-locking function of the bicycle hub is achieved, lubricating oil is added into the oil storage cavity 15 through the oil delivery pipe 17 at the upper end, the lubricating oil flows into the hub outer shaft 1 through the oil outlet 16, the hub inner shaft 2 is lubricated, and the self-lubricating effect of the device is achieved.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a self-locking type bicycle flower-drum, includes flower-drum outer axle (1), its characterized in that: the novel flower-drum outer shaft (1) is internally provided with a flower-drum inner shaft (2), one side of the outer wall of the flower-drum inner shaft (2) is sleeved with an outer box (5), the upper end and the lower end of the inner part of the outer box (5) are respectively provided with an electric telescopic rod (6) at the two sides of the outer box, the lower ends of the corresponding two electric telescopic rods (6) are respectively fixedly connected with a friction plate (8), and the two ends of the flower-drum inner shaft (2) are respectively fixedly provided with a bearing wire head (12);
The oil storage cavity (15) is formed in the upper end of the inner part of the outer hub shaft (1), a plurality of oil outlet holes (16) are formed in the inner part of the outer hub shaft (1) and located at the lower end of the oil storage cavity (15), and oil delivery pipes (17) are fixedly arranged at the upper end and the front end of the outer hub shaft (1) and located at one side of the oil storage cavity (15).
2. A self-locking bicycle hub according to claim 1, wherein: the flower-drum outer shaft (1) is rotatably sleeved on the outer wall of the flower-drum inner shaft (2), and bearings (3) are arranged on two sides of the interior of the flower-drum outer shaft (1) and on the outer wall of the flower-drum inner shaft (2).
3. A self-locking bicycle hub according to claim 1, wherein: the first locking nuts (4) are arranged on two sides of the outer wall of the inner hub shaft (2) and are positioned at the joint of the outer hub shaft (1) in a threaded manner.
4. A self-locking bicycle hub according to claim 1, wherein: the protection casing (9) is fixedly arranged at the upper end of the outer box (5), a control chip (10) is fixedly arranged on one side inside the protection casing (9), and a storage battery (11) is fixedly arranged on one side, away from the control chip (10), inside the protection casing (9).
5. A self-locking bicycle hub according to claim 1, wherein: one side of the outer walls of the two bearing heads (12) close to the hub inner shaft (2) is sleeved with a gasket (13), and the outer walls of the two bearing heads (12) are provided with second nuts (14) in a threaded manner.
6. A self-locking bicycle hub according to claim 1, wherein: the outer walls of the four electric telescopic rods (6) are sleeved with springs (7).
7. A self-locking bicycle hub according to claim 1, wherein: the upper end of the oil conveying pipe (17) at the upper end is detachably provided with an oil inlet pipe blocking head (18), and the front end of the oil conveying pipe (17) at the lower end is detachably provided with an oil outlet pipe blocking head (19).
8. A self-locking bicycle hub according to claim 1, wherein: spoke discs (20) are fixedly arranged on two sides of the outer wall of the hub outer shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322676184.0U CN220842065U (en) | 2023-10-07 | 2023-10-07 | Self-locking bicycle hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322676184.0U CN220842065U (en) | 2023-10-07 | 2023-10-07 | Self-locking bicycle hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220842065U true CN220842065U (en) | 2024-04-26 |
Family
ID=90773882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322676184.0U Active CN220842065U (en) | 2023-10-07 | 2023-10-07 | Self-locking bicycle hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220842065U (en) |
-
2023
- 2023-10-07 CN CN202322676184.0U patent/CN220842065U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |