CN220262980U - Finger-shifting speed variator for bicycle - Google Patents

Abstract

The utility model discloses a finger-shifting speed changer of a bicycle, which belongs to the technical field of bicycles and comprises a body, wherein a first clamping plate and a second clamping plate are fixedly connected to the bottom surface of the body, a mounting block is fixedly connected to the bottom surface of the second clamping plate, a threaded rod is arranged in the mounting block, a threaded block is fixedly connected to the bottom surface of the first clamping plate, and a sleeve is fixedly inlaid on the front surface of the second clamping plate. According to the utility model, the threaded rod is conveniently rotated and is in threaded connection with the threaded block by utilizing the cooperation of the threaded rod and the mounting block, the body is conveniently mounted, the movable ring is conveniently pushed by the resilience force provided by the spring to drive the sliding rod to slide in the sliding cylinder, and then the sliding rod is inserted into the handlebar, so that the cooperation is combined, the body is conveniently limited, the phenomenon of rotation of the body in the use process is avoided, and the current use is facilitated.

Description

Finger-shifting speed variator for bicycle

Technical Field

The utility model belongs to the technical field of bicycles, and particularly relates to a dial transmission of a bicycle.

Background

The bicycle is also called a bicycle or a bicycle, is usually a two-wheeled small land vehicle, is a green and environment-friendly transportation means by taking the pedal of feet as force after a person rides on the bicycle, has a plurality of types of bicycles, has a single bicycle, is also called a multi-person bicycle, can be used as an environment-friendly transportation means for riding instead of walk, and more people use the bicycle as a body-building device for riding exercise or bicycle for going out, and is also a sports athletic exercise, such as road bicycle racing, mountain bicycle racing, field bicycle racing, special-effect bicycle racing and the like.

In the prior art, a bicycle usually utilizes a dial transmission to regulate speed, the dial transmission is usually arranged on a handlebar, but the dial transmission is easy to rotate on the handlebar after long-term use, so that the use of the dial transmission is greatly influenced, and improvement is needed, therefore, in order to solve the problems, the dial transmission of the bicycle is provided.

Disclosure of Invention

The utility model provides a finger-shifting speed changer of a bicycle, aiming at the defects of the prior art, so as to solve the technical problems that the finger-shifting speed changer is usually arranged on a handlebar, but is easy to rotate on the handlebar after long-term use, thus greatly influencing the use of the finger-shifting speed changer and needing improvement.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a finger dial transmission of bicycle, includes the body, the bottom surface fixedly connected with first splint and second splint of body, the bottom surface fixedly connected with installation piece of second splint, the inside of installation piece is equipped with the threaded rod, the bottom surface fixedly connected with screw thread piece of first splint, the front fixed sleeve that inlays of second splint, telescopic front is fixed to inlay has a slide tube, the inner wall sliding connection of slide tube has the slide bar, the surface fixedly connected with expansion ring of slide bar, the surface cover of slide bar is equipped with the spring, the front end and the telescopic inside wall fixed connection of spring, the front fixed connection of rear end and expansion ring of spring.

As a preferable technical scheme of the utility model, a limiting plate is arranged in front of the body, and the back surface of the limiting plate is fixedly connected with the front end of the sliding rod.

As a preferable technical scheme of the utility model, a warning board is arranged above the body, and the bottom surface of the warning board is fixedly connected with the upper surface of the body.

As a preferable technical scheme of the utility model, the sliding rod is matched with the sliding cylinder.

As a preferable technical scheme of the utility model, a pull rope is arranged in front of the body, and the rear end of the pull rope is fixedly connected with the front surface of the limiting plate.

The utility model provides a dial transmission of a bicycle, which has the following beneficial effects:

according to the utility model, the threaded rod is conveniently rotated and is in threaded connection with the threaded block by utilizing the cooperation of the threaded rod and the mounting block, the body is conveniently mounted, the movable ring is conveniently pushed by the resilience force provided by the spring to drive the sliding rod to slide in the sliding cylinder, and then the sliding rod is inserted into the handlebar, so that the cooperation is combined, the body is conveniently limited, the phenomenon of rotation of the body in the use process is avoided, and the current use is facilitated.

Drawings

FIG. 1 is a perspective view of the entire dial transmission of a bicycle in accordance with the present utility model;

FIG. 2 is a schematic perspective view of a dial transmission body of a bicycle in accordance with the present utility model;

FIG. 3 is a cross-sectional view of a top view of the dial transmission sleeve of the bicycle in accordance with the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the dial transmission of the bicycle of FIG. 2 at A in accordance with the present utility model.

In the figure: 1. a threaded rod; 2. a first clamping plate; 3. a warning board; 4. a body; 5. a sleeve; 6. a pull rope; 7. a slide bar; 8. a limiting plate; 9. a movable ring; 10. a spring; 11. a slide cylinder; 12. a second clamping plate; 13. a screw block; 14. and (5) installing a block.

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.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a finger dial transmission of bicycle, including body 4, the bottom surface fixedly connected with first splint 2 and second splint 12 of body 4, the bottom surface fixedly connected with installation piece 14 of second splint 12, the inside of installation piece 14 is equipped with threaded rod 1, the bottom surface fixedly connected with screw thread piece 13 of first splint 2, the front fixed sleeve 5 that inlays of second splint 12, the front fixed slide 11 that inlays of sleeve 5, the inner wall sliding connection of slide 11 has slide bar 7, the surface fixedly connected with expansion ring 9 of slide bar 7, the surface cover of slide bar 7 is equipped with spring 10, the front end of spring 10 and the inside wall fixed connection of sleeve 5, the front fixed connection of the rear end and expansion ring 9 of spring 10.

Wherein, the place ahead of body 4 is equipped with limiting plate 8, and limiting plate 8's the back and the front end fixed connection of slide bar 7 utilize limiting plate 8 to carry out spacingly to slide bar 7.

As the preferable technical scheme of the utility model, the warning board 3 is arranged above the body 4, the bottom surface of the warning board 3 is fixedly connected with the upper surface of the body 4, and the warning board 3 is used for prompting the user to pay attention to matters conveniently.

As a preferred solution of the utility model, the slide bar 7 is adapted to the slide 11.

As the preferable technical scheme of the utility model, the pull rope 6 is arranged in front of the body 4, the rear end of the pull rope 6 is fixedly connected with the front surface of the limiting plate 8, and the pull rope 6 is used for conveniently driving the slide rod 7 to slide in the slide tube 11.

Specific use and action of the embodiment:

when the utility model is used, the first clamping plate 2 and the second clamping plate 12 are moved to two sides of a handlebar through the body 4, at the moment, the threaded rod 1 is rotated in the installation block 14, then one end of the threaded rod 1 extends into the threaded block 13 and is in threaded connection with the threaded block 13, after the installation of the body 4 is completed, the movable ring 9 can be pushed to move in the sleeve 5 by using the power provided by the spring 10, and according to the movement of the movable ring 9, the sliding rod 7 is driven to slide in the sliding cylinder 11, and meanwhile, one end of the sliding rod 7 is inserted into the handlebar, so that the body 4 can be limited.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

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. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. A finger-shifting transmission for a bicycle, characterized by: including body (4), the bottom surface fixedly connected with first splint (2) and second splint (12) of body (4), the bottom surface fixedly connected with installation piece (14) of second splint (12), the inside of installation piece (14) is equipped with threaded rod (1), the bottom surface fixedly connected with screw thread piece (13) of first splint (2), the front fixed sleeve (5) that has inlayed of second splint (12), the front fixed sleeve (11) that has inlayed of sleeve (5), the inner wall sliding connection of sleeve (11) has slide bar (7), the surface fixedly connected with expansion ring (9) of slide bar (7), the surface cover of slide bar (7) is equipped with spring (10), the front end of spring (10) and the inside wall fixed connection of sleeve (5), the front fixed connection of the rear end and expansion ring (9) of spring (10).

2. A dial transmission for a bicycle as defined in claim 1, wherein: the front of the body (4) is provided with a limiting plate (8), and the back of the limiting plate (8) is fixedly connected with the front end of the sliding rod (7).

3. A dial transmission for a bicycle as defined in claim 1, wherein: the warning board (3) is arranged above the body (4), and the bottom surface of the warning board (3) is fixedly connected with the upper surface of the body (4).

4. A dial transmission for a bicycle as defined in claim 1, wherein: the sliding rod (7) is matched with the sliding cylinder (11).

5. A dial transmission for a bicycle as defined in claim 1, wherein: the front of the body (4) is provided with a pull rope (6), and the rear end of the pull rope (6) is fixedly connected with the front of the limiting plate (8).