CN215153611U

CN215153611U - Bicycle rim with speed regulation function

Info

Publication number: CN215153611U
Application number: CN202120690592.XU
Authority: CN
Inventors: 孟召海
Original assignee: Tianjin Guanjin Bicycle Accessories Co ltd
Current assignee: Tianjin Guanjin Bicycle Accessories Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-12-14
Anticipated expiration: 2031-04-06

Abstract

The utility model discloses a bicycle rim with speed regulation function, which comprises a rim, a plurality of spokes are fixedly connected at the inner side of the rim by spoke caps, the other ends of the spokes are arranged on a hub, a connecting shaft cylinder is fixedly connected at one side of the hub, a speed regulation flywheel is fixedly connected at one side of the connecting shaft cylinder, a chain clamping groove is formed between a flywheel fluted disc and a fixed disc, the utility model can play a warning role when riding at night through a arranged fluorescent ring, is safer, reduces the weight of the rim through the arranged annular cavity, thereby reducing the dead weight of the bicycle, preliminarily fixing the spoke cap through the arranged rubber pad and the columnar bulge, facilitating the installation of the spoke, but also can prevent the rim from scratching the tire, the chain can be prevented from falling off when the speed is regulated through the chain clamping groove between the fixed disc and the flywheel fluted disc, and the speed regulation is more stable, and the relative rotation between the flywheel fluted disc and the outer cylinder is avoided through the limit bulge.

Description

Bicycle rim with speed regulation function

Technical Field

The utility model relates to a bicycle part technical field specifically is a bicycle rim with speed governing function.

Background

Along with the change of life concept of people, green trip becomes the preferred trip mode of everybody because it has advantages such as energy saving, pollution abatement, be good for health, compromise efficiency, and wherein the bicycle is with its light, comfortable, easy operation, advantage such as fast, becomes one of everybody's trend green trip instrument more, therefore the security performance of bicycle also receives great attention from everybody thereupon, and the rim is as the important component part in the bicycle, and the quality of its quality directly determines the performance of whole car.

Traditional rim selects iron material or steel material often on the selection material, because the limitation of material, make the surface of rim rust easily and damage, and it has heavy, the poor defect of toughness, so reduced the quality of rim, the flywheel of the speed governing bicycle rim among the prior art adopts simple fluted disc and column foot combination mostly moreover, the speed governing flywheel of this kind of structure is simple to operate conveniently, but the chain drops easily during the speed governing, bring a lot of inconveniences for riding passerby.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bicycle rim with speed governing function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a bicycle rim with speed governing function, including the rim, the rim adopts the aluminum alloy material, a plurality of spokes of rim inboard by spoke cap fixedly connected with, the spoke adopts stainless steel material, the spoke other end is installed on the flower-drum, the flower-drum internal rotation is connected with the pivot, be provided with the tire mounting groove on the rim, be provided with a plurality of spoke fixed orificess in the rim, flower-drum one side fixedly connected with connecting shaft section of thick bamboo, connecting shaft section of thick bamboo one side fixedly connected with speed governing flywheel, the speed governing flywheel includes inner tube and urceolus, connecting shaft section of thick bamboo and inner tube fixed connection, threaded connection has a plurality of fixed disks on the urceolus, install the flywheel fluted disc between two adjacent fixed disks.

As a further aspect of the present invention: the car rim is characterized in that fluorescent rings are fixedly arranged on two sides of the car rim, and clamping grooves corresponding to the thickness of the fluorescent rings are formed in the car rim.

As a further aspect of the present invention: a plurality of annular cavities are arranged in the rim.

As a further aspect of the present invention: a rubber gasket is arranged in the tire mounting groove, and a plurality of columnar protrusions corresponding to the spoke fixing holes are fixedly arranged on one side of the rubber gasket.

As a further aspect of the present invention: the inner cylinder and the outer cylinder are rotationally connected through a ratchet wheel.

As a further aspect of the present invention: the diameter of the flywheel fluted disc is gradually reduced from the direction close to the hub to the direction far away from the hub.

As a further aspect of the present invention: and a chain clamping groove is formed between the flywheel fluted disc and the fixed disc.

As a further aspect of the present invention: the inner side of the flywheel fluted disc is provided with a limiting bulge, and the outer barrel is provided with a limiting groove corresponding to the limiting bulge.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a fluorescence ring that sets up can play the warning effect when riding at night, it is safer, the annular cavity through the setting has reduced the weight of rim, thereby make the bicycle dead weight reduce, rubber pad and the column arch through the setting can tentatively fix the spoke cap, the installation of the spoke of being convenient for more, and can also prevent rim scratch tire, the chain drops when the speed governing can be avoided through the chain draw-in groove between the fixed disk that sets up and the flywheel fluted disc, make the speed governing more stable, avoid taking place relative rotation between flywheel fluted disc and the urceolus through the spacing arch that sets up.

Drawings

Fig. 1 is a schematic front view of a bicycle rim with a speed adjusting function.

Fig. 2 is an enlarged structural schematic diagram of a speed regulating flywheel in a bicycle rim with a speed regulating function.

Fig. 3 is a rear view of a bicycle rim with a speed adjusting function.

FIG. 4 is a side view of a bicycle rim with speed adjusting function.

FIG. 5 is an enlarged cross-sectional view of a rim with a speed adjusting function.

In the figure: the bicycle rim comprises a rim 1, spoke caps 2, spokes 3, a hub 4, a rotating shaft 5, a fluorescent ring 6, a tire mounting groove 7, an annular cavity 8, spoke fixing holes 9, a connecting shaft barrel 10, a speed regulating flywheel 11, an inner barrel 12, an outer barrel 13, a fixed disk 14, a flywheel fluted disc 15, a chain clamping groove 16, a rubber gasket 17, columnar protrusions 18 and limiting protrusions 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in the embodiment of the present invention, a bicycle rim with a speed adjusting function comprises a rim 1, the rim 1 is made of an aluminum alloy material, a plurality of spokes 3 are fixedly connected to the inner side of the rim 1 by spoke caps 2, the spokes 3 are made of a stainless steel material, the other ends of the spokes 3 are mounted on a hub 4, a rotating shaft 5 is rotatably connected to the hub 4, fluorescent rings 6 are fixedly arranged on both sides of the rim 1, and can play a warning role during night riding, so that the bicycle rim is safer, a clamping groove corresponding to the thickness of the fluorescent rings 6 is arranged on the rim 1, a tire mounting groove 7 is arranged on the rim 1, a plurality of annular cavities 8 are arranged in the rim 1, the weight of the rim 1 is reduced, the self weight of the bicycle is reduced, a plurality of spoke fixing holes 9 are arranged in the rim 1, a rubber gasket 17 is arranged in the tire mounting groove 7, and the rim 1 can be prevented from being scratched, a plurality of columnar bulges 18 corresponding to the spoke fixing holes 9 are fixedly arranged on one side of a rubber gasket 17, the spoke cap 2 can be preliminarily fixed, and the installation of spokes 3 is more convenient, a connecting shaft barrel 10 is fixedly connected on one side of a hub 4, a speed regulating flywheel 11 is fixedly connected on one side of the connecting shaft barrel 10, the speed regulating flywheel 11 comprises an inner barrel 12 and an outer barrel 13, the inner barrel 12 and the outer barrel 13 are rotatably connected through a ratchet wheel, the connecting shaft barrel 10 is fixedly connected with the inner barrel 12, a plurality of fixing disks 14 are in threaded connection with the outer barrel 13, a flywheel fluted disc 15 is arranged between every two adjacent fixing disks 14, the diameter of the flywheel fluted disc 15 is gradually reduced from the direction close to the hub 4 to the direction far away from the hub 4, a chain clamping groove 16 is formed between the flywheel fluted disc 15 and the fixing disks 14, the chain can be prevented from falling off during the speed regulation, the speed regulation is more stable, limiting bulges 19 are arranged on the inner side of the flywheel fluted disc 15, limiting grooves corresponding to the limiting bulges 19 are arranged on the outer barrel 13, the flywheel fluted disc 5 and the outer cylinder 13 are prevented from rotating relatively.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the present invention 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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A bicycle rim with a speed regulation function comprises a rim (1) and is characterized in that the rim (1) is made of aluminum alloy, a plurality of spokes (3) are fixedly connected to the inner side of the rim (1) through spoke caps (2), the spokes (3) are made of stainless steel, the other ends of the spokes (3) are mounted on a hub (4), a rotating shaft (5) is connected to the hub (4) in a rotating manner, a tire mounting groove (7) is formed in the rim (1), a plurality of spoke fixing holes (9) are formed in the rim (1), a connecting shaft cylinder (10) is fixedly connected to one side of the hub (4), a speed regulation flywheel (11) is fixedly connected to one side of the connecting shaft cylinder (10), the speed regulation flywheel (11) comprises an inner cylinder (12) and an outer cylinder (13), the connecting shaft cylinder (10) is fixedly connected with the inner cylinder (12), a plurality of fixing discs (14) are connected to the outer cylinder (13) through threads, a flywheel fluted disc (15) is arranged between two adjacent fixed discs (14).

2. The bicycle rim with the speed regulation function according to claim 1, characterized in that fluorescent rings (6) are fixedly arranged on two sides of the rim (1), and a clamping groove corresponding to the thickness of the fluorescent rings (6) is arranged on the rim (1).

3. A cycle rim with speed regulation function according to claim 1, characterized in that a plurality of annular cavities (8) are provided in the rim (1).

4. The bicycle rim with the speed regulating function according to claim 1, wherein a rubber gasket (17) is arranged in the tire mounting groove (7), and a plurality of columnar protrusions (18) corresponding to the spoke fixing holes (9) are fixedly arranged on one side of the rubber gasket (17).

5. A cycle rim with speed regulation function according to claim 1, characterized in that the inner (12) and outer (13) cylinders are connected in rotation by a ratchet.

6. The bicycle rim with speed regulation function of claim 1, characterized in that the diameter of the flywheel fluted disc (15) is gradually reduced from the direction close to the hub (4) to the direction far away from the hub (4).

7. The bicycle rim with the speed regulation function according to claim 1, wherein a chain slot (16) is formed between the flywheel fluted disc (15) and the fixed disc (14).

8. The bicycle rim with the speed regulating function as claimed in claim 1, wherein the inner side of the flywheel fluted disc (15) is provided with a limiting protrusion (19), and the outer cylinder (13) is provided with a limiting groove corresponding to the limiting protrusion (19).