CN220742598U

CN220742598U - Waterproof bicycle hub

Info

Publication number: CN220742598U
Application number: CN202322596438.8U
Authority: CN
Inventors: 廖本成
Original assignee: Cheng Cou Bicycle Component TC Co ltd
Current assignee: Cheng Cou Bicycle Component TC Co ltd
Priority date: 2023-09-25
Filing date: 2023-09-25
Publication date: 2024-04-09
Anticipated expiration: 2033-09-25

Abstract

The utility model provides a waterproof bicycle hub, which comprises a hub main body, wherein a disc is arranged on one side of the hub main body, a sealing mechanism is arranged at one end of the disc, which is far away from the hub main body, the sealing mechanism comprises a mounting seat, a strong spring is arranged on one side of the mounting seat, one end of the strong spring, which is far away from the mounting seat, is connected with a connecting piece, a pair of mounting grooves are formed in the side surface of one end of the connecting piece, which is far away from the strong spring, one end of the connecting piece is connected with a connecting seat, an L-shaped chute is formed in one side of the connecting seat, and a pair of clamping holes are formed in one side of the connecting seat; according to the utility model, the sealing groove in the shell is arranged to enable the connecting piece, the shell and the O-shaped sealing ring to form a sealing area, and the connecting piece is always moved towards the direction of the connecting seat by arranging the strong spring, so that the stability of the O-shaped sealing ring in the mounting groove and the sealing groove is improved when the bicycle is ridden, the sealing effect is improved, a certain blocking effect is achieved on liquid entering from the outside of the hub, and the possibility of liquid penetrating into the inside is effectively reduced.

Description

Waterproof bicycle hub

Technical Field

The utility model belongs to the technical field of hubs, and particularly relates to a waterproof bicycle hub.

Background

The bicycle hub is the name of a mountain bike part, and is obtained by the appearance of the bicycle hub like a musical instrument; 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 bicycle hub has two structures, namely a ball-gear structure and an industrial bearing assembly.

The existing bicycle hub is poor in waterproof performance, liquid is easy to enter the interior of the hub when the bicycle is driven in rainy and snowy weather or the bicycle is cleaned by using a high-pressure water column, so that the inner structure of the hub is at risk of being rusted, the service life of the hub is prolonged, and the use of the bicycle is further affected.

In summary, the present utility model provides a waterproof bicycle hub to solve the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a waterproof bicycle hub, which is achieved by the following specific technical means.

The utility model provides a waterproof type bicycle flower-drum, includes the flower-drum main part, the disc is installed to one side of flower-drum main part, the disc is kept away from sealing mechanism is installed to one end of flower-drum main part, sealing mechanism includes the mount pad, powerful spring is installed to one side of mount pad, powerful spring keeps away from the one end of mount pad is connected with the connecting piece, the connecting piece is kept away from a pair of mounting groove has been seted up to powerful spring's one end side, the one end of connecting piece is connected with the connecting seat, L shape spout has been seted up to one side of connecting seat, a pair of block hole has been seted up to one side of connecting seat.

As a technical scheme of the utility model, the sealing mechanism comprises a pair of O-shaped sealing rings, wherein the pair of O-shaped sealing rings are made of rubber materials, and the sizes of the pair of O-shaped sealing rings and the pair of mounting grooves are matched.

As a technical scheme of the utility model, the sealing mechanism comprises a spiral cover, a sliding column is arranged on the inner side of the spiral cover, a limiting piece is arranged at one end of the sliding column, and the size of the sliding column is matched with that of the L-shaped sliding groove.

As a technical scheme of the utility model, a pair of spring grooves are formed in the screw cap, springs are installed in the pair of spring grooves, one ends of the pair of springs are connected with limiting balls, and the sizes of the pair of limiting balls are matched with the sizes of the pair of clamping holes.

As a technical scheme of the utility model, the surface of the sealing mechanism is provided with a shell, the inside of the shell is provided with a pair of sealing grooves, and the outer sides of the pair of O-shaped sealing rings are fixedly connected with the pair of sealing grooves respectively.

As one technical scheme of the utility model, the sealing mechanisms are provided with a pair, and the internal structures of the sealing mechanisms are identical.

As a technical scheme of the utility model, a tower foundation is arranged at one end of the flower-drum main body far away from the disc, and the sealing mechanism is arranged at one end of the tower foundation far away from the flower-drum main body.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the pair of O-shaped sealing rings are arranged by arranging the pair of mounting grooves, the connecting piece, the outer shell and the O-shaped sealing rings form a sealing area by matching with the arrangement of the sealing grooves in the outer shell, and the connecting piece is always moved towards the direction of the connecting seat by arranging the strong spring, so that the stability of the O-shaped sealing rings in the mounting grooves and the sealing grooves is improved when a bicycle is ridden, the sealing effect is improved, a certain blocking effect is played on liquid entering from the outside of the hub, and the possibility of liquid infiltration is effectively reduced.

2. According to the utility model, the sliding column is arranged to move into the L-shaped sliding groove to play a role in positioning the spiral cover, the spiral cover is rotated to enable the limiting ball to enter the clamping hole, the sliding column is moved into the transverse path of the L-shaped sliding groove, and the spiral cover is matched with the clamping of the limiting ball to realize the connection of the spiral cover and the connecting seat, so that the foundation of the flower-drum main body is waterproof.

Drawings

Fig. 1 is a schematic view of the overall structure of a waterproof bicycle hub of the present utility model.

Fig. 2 is a schematic main view of a sealing structure in a waterproof bicycle hub according to the present utility model.

Fig. 3 is a schematic view of an O-ring seal in a waterproof bicycle hub of the present utility model.

Fig. 4 is a schematic view of the inner structure of the screw cap in the waterproof type bicycle hub of the present utility model.

Fig. 5 is an overall schematic view of a screw cap in a waterproof bicycle hub of the present utility model.

Fig. 6 is an overall schematic of a waterproof bicycle hub shell of the present utility model.

In the figure:

1. a flower-drum main body; 2. a disc; 3. a sealing mechanism; 301. a mounting base; 302. a strong spring; 303. a connecting piece; 304. a mounting groove; 305. a connecting seat; 306. an L-shaped chute; 307. a clamping hole; 308. an O-shaped sealing ring; 4. screwing the cover; 401. a spool; 402. a limiting piece; 5. a spring groove; 6. a spring; 7. a limit ball; 8. a housing; 801. sealing grooves; 9. and (3) a tower foundation.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 to 6, the utility model provides a waterproof bicycle hub, which comprises a hub main body 1, wherein a disc 2 is installed on one side of the hub main body 1, a sealing mechanism 3 is installed on one end of the disc 2 away from the hub main body 1, the sealing mechanism 3 comprises a mounting seat 301, a strong spring 302 is installed on one side of the mounting seat 301, a connecting piece 303 is connected to one end of the strong spring 302 away from the mounting seat 301, a pair of mounting grooves 304 are formed in one side surface of one end of the connecting piece 303 away from the strong spring 302, a connecting seat 305 is connected to one end of the connecting piece 303, an L-shaped sliding groove 306 is formed in one side of the connecting seat 305, and a pair of clamping holes 307 are formed in one side of the connecting seat 305, so that stability of the connecting piece 303 during running of a bicycle is improved by arranging the strong spring 303.

In one embodiment of the present utility model, the sealing mechanism 3 includes a pair of O-rings 308, the pair of O-rings 308 are made of rubber, the pair of O-rings 308 are matched with the pair of mounting grooves 304 in size, and the sealing performance is increased by providing the pair of O-rings 308 to mount in the pair of mounting grooves 304.

As an embodiment of the present utility model, the sealing mechanism 3 includes a screw cap 4, a sliding column 401 is mounted on the inner side of the screw cap 4, a limiting member 402 is mounted on one end of the sliding column 401, and the size of the sliding column 401 is matched with the size of the L-shaped chute 306. The connection of the screw cap 4 with the connection seat 305 is assisted by the provision of the spool 401 and the stopper 402.

As an embodiment of the present utility model, a pair of spring grooves 5 are formed in the screw cap 4, springs 6 are mounted in the pair of spring grooves 5, a limit ball 7 is connected to one end of the pair of springs 6, and the size of the pair of limit balls 7 is matched with the size of the pair of engagement holes 307.

In one embodiment of the present utility model, the surface of the sealing mechanism 3 is provided with a housing 8, a pair of sealing grooves 801 are formed in the housing 8, the outer sides of the pair of O-rings 308 are fixedly connected to the pair of sealing grooves 801, and the pair of sealing grooves 801 are provided to be matched with a pair of mounting grooves 304, so that the sealing performance of the connection between the housing 8 and the connector 303 is enhanced by the pair of O-rings 308.

As an embodiment of the present utility model, the sealing mechanism 3 has a pair, and the internal structures of the sealing mechanisms 3 are identical.

As an embodiment of the present utility model, a tower base 9 is mounted at an end of the hub main body 1 away from the disc 2, the sealing mechanism 3 is mounted at an end of the tower base 9 away from the hub main body 1, and a pair of sealing mechanisms 3 are respectively mounted on the tower base 9 and the disc 2, so that both sides of the hub main body 1 have a waterproof function.

The specific working principle is as follows:

when the waterproof bicycle hub is used, firstly, the mounting seats 301 in the pair of sealing mechanisms 3 are respectively arranged on one side of the disc 2 and one side of the tower foundation 9, the pair of sealing mechanisms 3 are respectively fixed at two ends of the hub main body 1, then the sealing mechanisms are inserted into the L-shaped sliding grooves 306 through the sliding columns in the screw caps 4, at the moment, the pair of limiting balls 7 are extruded by the outer walls of the connecting seats 305, so that the springs 6 are extruded into the spring grooves 5, the pair of limiting balls 7 are accommodated in the spring grooves 5, the sliding columns are moved into the transverse paths in the L-shaped sliding grooves 306 by rotating the screw caps 4, and at the moment, the pair of limiting balls 7 are moved into the pair of clamping holes 307 to finish the mounting; when the bicycle runs and encounters water or is cleaned, the connection of the rotary cover 4 and the connecting seat 305 plays a role in basic protection for externally sputtered liquid; through setting up a pair of O type sealing washer 308, the setting of seal groove 801 in cooperation shell 8 makes connecting piece 303 and shell 8, O type sealing washer 308 form the sealing area, makes connecting piece 303 to the connecting seat 305 direction remove all the time through setting up powerful spring 302 to improve the stability of O type sealing washer 308 in mounting groove 304 and seal groove 801 when making the bicycle ride, thereby promote sealed effect, play certain blocking effect to the liquid that the flower-drum main part 1 got into outward, effectively reduce the inside possibility of liquid infiltration.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. Waterproof type bicycle flower-drum, including flower-drum main part (1), its characterized in that: disc (2) are installed to one side of flower-drum main part (1), disc (2) are kept away from sealing mechanism (3) are installed to one end of flower-drum main part (1), sealing mechanism (3) are including mount pad (301), powerful spring (302) are installed to one side of mount pad (301), powerful spring (302) are kept away from one end of mount pad (301) is connected with connecting piece (303), a pair of mounting groove (304) have been seted up to one end side of powerful spring (302) are kept away from to connecting piece (303), one end of connecting piece (303) is connected with connecting seat (305), L shape spout (306) have been seted up to one side of connecting seat (305), a pair of block hole (307) have been seted up to one side of connecting seat (305).

2. A waterproof bicycle hub according to claim 1, wherein: the sealing mechanism (3) comprises a pair of O-shaped sealing rings (308), the O-shaped sealing rings (308) are made of rubber materials, and the O-shaped sealing rings (308) are matched with the mounting grooves (304) in size.

3. A waterproof bicycle hub according to claim 1, wherein: the sealing mechanism (3) comprises a spiral cover (4), a sliding column (401) is arranged on the inner side of the spiral cover (4), a limiting piece (402) is arranged at one end of the sliding column (401), and the size of the sliding column (401) is matched with that of the L-shaped sliding groove (306).

4. A waterproof bicycle hub according to claim 3, wherein: a pair of spring grooves (5) are formed in the spiral cover (4), springs (6) are mounted in the pair of spring grooves (5), one ends of the springs (6) are connected with limiting balls (7), and the sizes of the limiting balls (7) are matched with those of the clamping holes (307).

5. A waterproof bicycle hub according to claim 2, wherein: the surface mounting of sealing mechanism (3) has shell (8), a pair of seal groove (801) have been seted up to the inside of shell (8), a pair of the outside of O type sealing washer (308) respectively with a pair of seal groove (801) fixed connection.

6. A waterproof bicycle hub according to claim 1, wherein: the sealing mechanisms (3) are in a pair, and the inner structures of the sealing mechanisms (3) are identical.

7. A waterproof bicycle hub according to claim 6, wherein: the flower-drum main body (1) is kept away from the one end of video disc (2) and installs tower base (9), tower base (9) are kept away from one end of flower-drum main body (1) is installed sealing mechanism (3).