CN215752866U

CN215752866U - Gear shifting assistor

Info

Publication number: CN215752866U
Application number: CN202122206556.4U
Authority: CN
Inventors: 张利强; 廖强
Original assignee: Chongqing Shenlun Machinery Manufacturing Co ltd
Current assignee: Chongqing Shenlun Machinery Manufacturing Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-02-08
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a gear-shifting booster, which comprises a shell, a moving piece and a spring, wherein the shell is provided with a strip-shaped sliding hole, and one side wall of the shell is movably connected with a limiting head; one end of the movable part is connected with the limiting head through a spring, a shaft lever is connected in the shell in a sliding manner, the other end of the movable part is hinged with the shaft lever, and the shaft lever is fixedly connected with a pull wire; the operating rod is rotated to drive the movable piece to rotate, so that the action is transferred to the pull wire to finish the gear shifting operation; the position of the spring is changed while gear shifting is completed, so that the spring is propped against the moving part, the situation that the pull wire pulls the shaft lever in an emergency is avoided, and the gear shifting stability is ensured; because the moving part is of an integral structure, the gear-off condition can not occur even if the vehicle is in a bumpy environment, and the moving part is always in a stable state under the action of the spring; and the spring and the moving part are combined for use, so that the structure is simple, the effect is obvious, and the manufacturing cost is low.

Description

Gear shifting assistor

Technical Field

The utility model relates to the technical field of motorcycle and tricycle accessories, in particular to a gear shifting assistor of a tricycle.

Background

The gear-shifting assistor is widely applied to motorcycles and tricycles and used for providing amplification of force for gear shifting so as to enable operation to be easy. The existing gear shifting assistor generally consists of an operating rod and a shell, wherein the operating rod is hinged on the shell, and a pull wire of a gear of a vehicle is fixed in the middle of the operating rod; when the gear shifting assistor is used, the operating rod is rotated, and the pull wire is pulled through the operating rod to realize the gear shifting function, so that the gear is changed due to the pulling of the pull wire caused by an emergency in the driving process, and the engine is damaged or even accidents are caused; to address this situation, chinese patent application No. 201420329057.1 proposes a gear shifting assistor with another structure, which mainly includes a box body, a driving part and a driven part arranged in the box body, the driving part is hinged with the driven part, and a pull wire is connected to the driven part. Due to the hinged arrangement of the driving part and the driven part, the driving part and the driven part are easy to shift when a road jolts in the driving and using process, and the engine is damaged or even accidents are caused.

SUMMERY OF THE UTILITY MODEL

In view of the defects in the prior art, the present invention provides a shift assistor to improve the stability of the shift assistor and solve the above problems.

In order to achieve the purpose, the utility model provides a gear shifting assistor, which comprises a shell, wherein a strip-shaped sliding hole is formed in the shell, a shaft rod is connected in the strip-shaped sliding hole in a sliding manner, and a limiting head is movably connected to one side wall of the shell; a movable part is rotatably connected in the shell, the movable part is provided with a first protruding end and a second protruding end, the first protruding end is hinged with one end of a spring, and the other end of the spring is connected with the limiting head; the second protruding end is provided with a strip-shaped hole, and the shaft rod extends into the strip-shaped hole so as to drive the shaft rod to slide in the strip-shaped sliding hole through the rotation of the movable piece.

In order to further reduce the production cost, the movable part comprises a master L-shaped structure, a rotating hole is processed in the middle of the movable part, and the rotating hole is rotatably connected through a pin shaft; the L-shaped structure is easy to obtain and low in manufacturing cost.

Further for more convenience, an operating rod is fixedly connected to the moving part and extends out of the shell, and operation is more labor-saving through the operating rod.

The utility model has the beneficial effects that:

1. the pull wire is fixedly connected with the shaft rod, and when the pull wire is used, the operating rod is rotated to drive the movable piece to rotate, so that the action is transferred to the pull wire, and the gear shifting operation is completed; and the position of the spring changes when the gear shifting is completed, so that the spring is propped against the moving part, the condition that the pull wire pulls the shaft lever in an emergency is avoided, and the gear shifting stability is ensured.

2. Because the moving part is of an integral structure, the gear-off condition can not occur even if the vehicle is in a bumpy environment, and the moving part is always in a stable state under the action of the spring; and the spring and the moving part are combined for use, so that the structure is simple, the effect is obvious, and the manufacturing cost is low.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a diagram illustrating an exemplary embodiment of a shift assistor;

FIG. 2 is a block diagram of the initial state of the shift booster shown in FIG. 1;

fig. 3 is a diagram illustrating a shift completion state of the shift assistor shown in fig. 1.

In the drawing, a shell 1, a strip-shaped sliding hole 11, a movable piece 2, a first protruding end 21, a second protruding end 22, a strip-shaped hole 221, a spring 3, a limiting head 4, a wire passing part 5, a pull wire 6, a shaft lever 7, an operating lever 8 and a shaft pin 9.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains.

As shown in fig. 1-3, one embodiment of the present invention is: a gear shifting assistor comprises a shell 1, wherein the bottom of the shell 1 is provided with a strip-shaped sliding hole 11, a shaft rod 7 is connected in the strip-shaped sliding hole 11 in a sliding mode, the upper portion of one side wall of the shell 1 is movably connected with a limiting head 4, and the limiting head 4 can move in a mounting hole in the side wall at a certain angle; a movable part 2 is rotatably connected in a shell 1, wherein the movable part 2 is in a master L-shaped structure, so that the movable part 2 is provided with a first protruding end 21 and a second protruding end 22, a limiting hole is processed on the first protruding end 21, the limiting hole is hinged with one end of a spring 3, the movable part 2 can be ensured to smoothly rotate, and the other end of the spring 3 is connected with a limiting head 4; a strip-shaped hole 221 is formed in the second protruding end 22, the shaft rod 7 extends into the strip-shaped hole 221, so that the shaft rod 7 is driven to slide in the strip-shaped sliding hole 11 by the rotation of the movable element 2, and the arrangement of the strip-shaped hole 221 enables the shaft rod 7 to slide in the whole strip-shaped sliding hole 11; a rotating hole is processed at the corner section (namely the middle part) of the moving part 2, a shaft pin 9 is correspondingly and fixedly connected to the shell 1, and the rotating hole is matched with the shaft pin 9 to rotate; a line passing part 5 for a stay wire 6 to pass through is arranged below the limiting head 4, the line passing part 5 is connected to the side wall of the shell 1, the line passing part 5 and the strip-shaped sliding hole 11 are on the same straight line, and the stay wire 6 extends into the shell 1 through the line passing part 5 and is fixedly connected with the shaft rod 7.

In the above embodiment, the operating lever 8 is rotated to rotate the operating lever 8 to drive the movable member 2 to rotate, so that the movement is transferred to the pull wire 6 to complete the shift operation; and the position of the spring 3 changes when gear shifting is completed, so that the spring 3 props against the moving part 2, the situation that the pull wire 6 pulls the shaft lever 7 in an emergency is avoided, and the stability of gear shifting is ensured. Because the moving part 2 is of an integral structure, the gear-off condition can not occur even if the vehicle is in a bumpy environment, and the moving part 2 is always in a stable state under the action of the spring 3; and the spring 3 and the moving part 2 are combined for use, so that the structure is simple, the effect is obvious, and the manufacturing cost is low.

Further for more convenience, an operating rod 8 is fixedly connected to the middle of the movable piece 2, the operating rod 8 extends out of the shell 1, and operation is more labor-saving through the mode of the operating rod 8.

The movable member 2 in the above embodiments is in a master L-type structure, a master L-type structure is easy to obtain, and the manufacturing cost is low.

As shown in fig. 1, the initial position of the operating lever 8 is position a, when a gear shift is required, the operating lever 8 is rotated to the left by toggling the operating lever 8 to make the operating lever 8 reach position C, and during the operation, the pull wire 6 is pulled and makes the spring 3 move from the initial horizontal position to the inclined position to abut against the first protruding end 21 of the movable member 2, so as to ensure the stability of the gear shift booster.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A shift assistor, characterized by comprising:

the device comprises a shell, a positioning device and a positioning device, wherein a strip-shaped sliding hole is formed in the shell, a shaft lever is connected in the strip-shaped sliding hole in a sliding mode, and a limiting head is movably connected to one side wall of the shell;

the movable piece is rotatably connected in the shell and provided with a first protruding end and a second protruding end, the first protruding end is hinged with one end of the spring, and the other end of the spring is connected with the limiting head; the second protruding end is provided with a strip-shaped hole, and the shaft rod extends into the strip-shaped hole so as to drive the shaft rod to slide in the strip-shaped sliding hole through the rotation of the movable piece.

2. A shift booster as set forth in claim 1, wherein: the moving part comprises a L-shaped structure, a rotating hole is processed in the middle of the moving part and is rotatably connected through a pin shaft.

3. A shift booster as set forth in claim 2, wherein: an operating rod is fixedly connected to the moving piece and extends out of the shell.