CN219312957U

CN219312957U - Reinforced electric bicycle front fork shock absorber

Info

Publication number: CN219312957U
Application number: CN202320392731.XU
Authority: CN
Inventors: 张晓光
Original assignee: Tangshan Hengxing Metal Products Co ltd
Current assignee: Tangshan Hengxing Metal Products Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-07-07
Anticipated expiration: 2033-03-06

Abstract

The utility model relates to the technical field of electric bicycles, in particular to a reinforced electric bicycle front fork shock absorber which comprises a front fork sleeve, wherein the middle of the inner wall of the front fork sleeve is in sliding connection with a circular plate, the top of the circular plate is fixedly connected with one end of a shock absorbing spring, the bottom of the front fork sleeve is provided with a mounting screw hole, and a pressing device is arranged below the inner part of the front fork sleeve. Through the cooperation between handle, small-size bevel gear group, threaded rod, nut and the connecting rod, the handle drives small-size bevel gear group and rotates, and small-size bevel gear group drives the threaded rod and rotates, and the threaded rod can make the nut upwards move, and the nut drives the connecting rod and removes, and the connecting rod promotes the plectane upwards to make the plectane to shock absorber spring's applied pressure, make shock absorber spring's elasticity concentrate, realize exerting pressure to shock absorber spring's elasticity, thereby resume partial elasticity, can continue to use, make shock absorber spring's elasticity make full use of, the resource has been saved.

Description

Reinforced electric bicycle front fork shock absorber

Technical Field

The utility model relates to the technical field of electric bicycles, in particular to a reinforced electric bicycle front fork shock absorber.

Background

The shock absorber of the front fork of the electric bicycle is basically assembled in bare, namely the shock absorbing spring is exposed, in order to reduce jolt of the electric bicycle, and the shock absorber of the front fork of the reinforced electric bicycle refers to the front fork which is made of high-strength steel.

However, when the existing electric bicycle front fork shock absorber is used, the elasticity of the shock absorbing spring is mostly utilized to absorb shock, the elasticity of the shock absorbing spring can gradually drop when the shock absorbing spring is under overload gravity for a long time, the front fork shock absorber needs to be replaced to ensure the normal running of the electric bicycle, but the part of the elasticity of the shock absorbing spring is wasted, the elasticity of the shock absorbing spring cannot be pressed by the existing electric bicycle front fork shock absorber, and therefore the elasticity of the shock absorbing spring cannot be fully utilized, and the resource waste is caused.

Disclosure of Invention

The utility model aims to solve the problem that the elasticity of a shock absorbing spring cannot be fully utilized due to the fact that the elasticity of the shock absorbing spring cannot be pressed by the existing electric bicycle front fork shock absorber, so that resource waste is caused.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a reinforced electric bicycle front fork shock absorber, includes the front fork sleeve, with plectane sliding connection in the middle of the telescopic inner wall of front fork, the top of plectane and the one end looks rigid coupling of shock absorber spring, the telescopic bottom of front fork has seted up the installation screw, the telescopic inside below of front fork is provided with pressure applying device.

Preferably, the pressing device comprises a handle, the outer wall of the handle is rotationally connected with the front fork sleeve through a bearing, one end of the handle is fixedly connected with a small bevel gear set, the top of the small bevel gear set is fixedly connected with a threaded rod, the outer wall of the threaded rod is in threaded connection with a nut, the outer wall of the nut is in sliding connection with the front fork sleeve, and the top of the nut is fixedly connected with a connecting rod.

Preferably, the top of the connecting rod is fixedly connected with the circular plate.

Preferably, the other end of the shock absorbing spring is fixedly connected with a front fork supporting cylinder, and the top of the front fork supporting cylinder is fixedly connected with a front fork seat.

Preferably, the top of the front fork seat is rotatably connected with the steering support rod.

The utility model provides a reinforced electric bicycle front fork shock absorber, which has the beneficial effects that: through the cooperation between handle, small-size bevel gear group, threaded rod, nut and the connecting rod, the handle drives small-size bevel gear group and rotates, and small-size bevel gear group drives the threaded rod and rotates, and the threaded rod can make the nut upwards move, and the nut drives the connecting rod and removes, and the connecting rod promotes the plectane upwards to make the plectane to shock absorber spring's applied pressure, make shock absorber spring's elasticity concentrate, realize exerting pressure to shock absorber spring's elasticity, thereby resume partial elasticity, can continue to use, make shock absorber spring's elasticity make full use of, the resource has been saved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic front cross-sectional view of the interconnect structure of FIG. 1;

FIG. 3 is a schematic view of the connection structure at A in FIG. 2;

fig. 4 is a schematic diagram of a connection structure at B in fig. 2.

In the figure: 1. front fork sleeve, 2, circular plate, 3, pressing device, 301, handle, 302, small bevel gear set, 303, threaded rod, 304, nut, 305, connecting rod, 4, auxiliary device, 401, roller, 402, rolling groove, 5, shock-absorbing spring, 6, front fork support, 7, front fork seat, 8, steering support, 9, and mounting screw.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example 1:

referring to fig. 1-4, in this embodiment: the utility model provides a reinforcement type electric bicycle front fork shock absorber, includes front fork sleeve 1, and the middle and the plectane 2 sliding connection of inner wall of front fork sleeve 1, the top of plectane 2 and the one end looks rigid coupling of shock absorber spring 5, and the plectane 2 can exert pressure to shock absorber spring 5 when upwards moving, and installation screw 9 has been seted up to the bottom of front fork sleeve 1, and installation screw 9 is used for being connected with the wheel, and the inside below of front fork sleeve 1 is provided with pressure applying device 3.

Referring to fig. 2 and 3, the pressing device 3 includes a handle 301, a small bevel gear set 302, a threaded rod 303, a nut 304 and a connecting rod 305, wherein the outer wall of the handle 301 is rotatably connected with the front fork sleeve 1 through a bearing, one end of the handle 301 is fixedly connected with the small bevel gear set 302, the handle 301 drives the small bevel gear set 302 to rotate, the small bevel gear set 302 is formed by meshing two identical small bevel gears, the top of the small bevel gear set 302 is fixedly connected with the threaded rod 303, the small bevel gear set 302 drives the threaded rod 303 to rotate, the outer wall of the threaded rod 303 is in threaded connection with the nut 304, the nut 304 moves up and down when the threaded rod 303 rotates, the nut 304 is square, the outer wall of the nut 304 is in sliding connection with the front fork sleeve 1, the front fork sleeve 1 can only move up and down through a chute limiting nut 304, a connecting rod 305 is fixedly connected to the top of the nut 304, the nut 304 drives the connecting rod 305 to move up and down, the top of the connecting rod 305 is fixedly connected with a circular plate 2, the connecting rod 305 drives the circular plate 2 to move, the other end of the shock absorbing spring 5 is fixedly connected with a front fork support tube 6, the shock absorbing spring 5 is compressed when the front fork support tube 6 moves downwards, the elastic coefficient of the shock absorbing spring 5 is 10-20N/cm, a front fork seat 7 is fixedly connected to the top of the front fork support tube 6, the front fork seat 7 is used for connecting the two front fork support tubes 6 together, the top of the front fork seat 7 is rotationally connected with a steering support rod 8, and the front fork seat 7 is used for rotationally supporting the steering support rod 8;

the handle 301 drives the small bevel gear set 302 to rotate, the small bevel gear set 302 drives the threaded rod 303 to rotate, the threaded rod 303 can enable the nut 304 to move upwards, the nut 304 drives the connecting rod 305 to move, and the connecting rod 305 pushes the circular plate 2 to move upwards, so that the circular plate 2 applies pressure to the shock-absorbing spring 5, the elasticity of the shock-absorbing spring 5 is concentrated, the elasticity of the shock-absorbing spring 5 is pressurized, partial elasticity is restored, the device can be used continuously, the elasticity of the shock-absorbing spring 5 is fully utilized, and resources are saved.

Working principle:

when the reinforced electric bicycle front fork shock absorber is used, firstly, the whole device is mounted on wheels through the mounting screw holes 9, when an electric bicycle vibrates, the front fork support tube 6 can move downwards, the shock absorbing spring 5 can elastically support the front fork support tube 6, after the electric bicycle front fork shock absorber is used for a long time, a user rotates the handle 301, the handle 301 drives the small bevel gear set 302 to rotate, the small bevel gear set 302 drives the threaded rod 303 to rotate, the threaded rod 303 can enable the nut 304 to move upwards, the nut 304 drives the connecting rod 305 to move, the connecting rod 305 pushes the circular plate 2 to move upwards, so that the circular plate 2 applies pressure to the shock absorbing spring 5, the elasticity of the shock absorbing spring 5 is concentrated, the pressure is applied to the shock absorbing spring 5, and therefore partial elasticity is recovered, the electric bicycle front fork shock absorber can be used continuously, the elasticity of the shock absorbing spring 5 is fully utilized, resources are saved, and the electric bicycle shock absorber is used.

Example 2:

referring to fig. 2 and 4, in this embodiment: the outer wall of the front fork supporting cylinder 6 is provided with an auxiliary device 4, the auxiliary device 4 comprises rollers 401 and a rolling groove 402, the outer walls of the rollers 401 are fixedly connected with the front fork supporting cylinder 6 through pin shafts, the rollers 401 are driven to move downwards when the front fork supporting cylinder 6 moves downwards, the edges of the rollers 401 are attached to the rolling groove 402, the rollers 401 roll downwards along the rolling groove 402, and the rolling groove 402 is formed in the inner wall of the front fork sleeve 1;

when the front fork supporting cylinder 6 moves downwards, the rollers 401 are driven to synchronously move, the rollers 401 roll downwards along the rolling grooves 402, so that sliding friction between the front fork supporting cylinder 6 and the front fork supporting cylinder 1 is switched into rolling friction, the service lives of the front fork supporting cylinder 1 and the front fork supporting cylinder 6 are prolonged, and the strength of the front fork supporting cylinder 1 and the front fork supporting cylinder 6 is further improved.

Working principle:

when the auxiliary device 4 is used, the rollers 401 are driven to synchronously move when the front fork supporting cylinder 6 moves downwards, the rollers 401 roll downwards along the rolling grooves 402, so that sliding friction between the front fork supporting cylinder 6 and the front fork supporting cylinder 1 is switched to rolling friction, the service lives of the front fork supporting cylinder 1 and the front fork supporting cylinder 6 are prolonged, the strength of the front fork supporting cylinder 1 and the strength of the front fork supporting cylinder 6 are further improved, and the device is used.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a reinforcement type electric bicycle front fork shock absorber, includes front fork sleeve (1), its characterized in that: the middle of the inner wall of the front fork sleeve (1) is in sliding connection with a circular plate (2), the top of the circular plate (2) is fixedly connected with one end of a shock-absorbing spring (5), a mounting screw hole (9) is formed in the bottom of the front fork sleeve (1), and a pressing device (3) is arranged below the front fork sleeve (1).

2. The reinforced electric bicycle front fork shock absorber of claim 1, wherein: the pressing device (3) comprises a handle (301), the outer wall of the handle (301) is rotationally connected with a front fork sleeve (1) through a bearing, one end of the handle (301) is fixedly connected with a small bevel gear set (302), the top of the small bevel gear set (302) is fixedly connected with a threaded rod (303), the outer wall of the threaded rod (303) is in threaded connection with a nut (304), the outer wall of the nut (304) is in sliding connection with the front fork sleeve (1), and the top of the nut (304) is fixedly connected with a connecting rod (305).

3. The reinforced electric bicycle front fork shock absorber of claim 2, wherein: the top of the connecting rod (305) is fixedly connected with the circular plate (2).

4. The reinforced electric bicycle front fork shock absorber of claim 1, wherein: the other end of the shock absorbing spring (5) is fixedly connected with a front fork supporting cylinder (6), and a front fork seat (7) is fixedly connected at the top of the front fork supporting cylinder (6).

5. The reinforced bicycle front fork shock absorber of claim 4, wherein: the top of the front fork seat (7) is rotationally connected with the steering support rod (8).