Quick detaching device for front wheel of electric bicycle

Abstract

The utility model discloses an electric bicycle front wheel quick release device which comprises a front fork body, a handle bar mounting structure is arranged at the upper end of the front fork body, and a wheel mounting position is arranged at the lower end of the front fork body. A locking thread is arranged at the lower end of the handlebar rod main body, and the handlebar rod main body is mounted on the front fork main body through the handlebar rod mounting structure and the locking thread; the wheel main body is arranged on the wheel mounting position, and the wheel main body and the wheel mounting position are connected through a quick release structure. According to the utility model, the front wheel can be quickly and conveniently mounted or dismounted, so that the use efficiency is improved, and the tire replacement is more obvious in emergency; due to the design of the locking nut structure, the locking force of the wheel is increased, the safety in the riding process is ensured, and potential risks caused by loosening of the wheel are avoided.

Description

Technical Field

[0001] The utility model relates to a quick-release device, in particular to a quick-release device for the front wheel of an electric bicycle. Background Art

[0002] The existing electric bicycles have the following problems:

[0003] When installing or removing a wheel, the user needs to spend a long time operating the tool, which is inconvenient in emergency situations (such as when a tire is damaged and needs to be replaced quickly).

[0004] Due to improper use of tools or failure to tighten the screws, the wheels may become loose during riding, causing safety accidents.

[0005] Traditional mounting structures may become loose after long-term use or impact, affecting riding experience and safety.

[0006] For users who are not familiar with the operation of the tool, installing and removing the wheel is a challenge, which increases the difficulty of use. Utility Model Content

[0007] The technical problem to be solved by the utility model is to provide a front wheel quick release device for an electric bicycle to solve the problems existing in the background technology.

[0008] The utility model electric bicycle front wheel quick release device is realized by the following technical scheme, including:

[0009] A front fork body, wherein the upper end of the front fork body is provided with a handlebar mounting structure, and the lower end of the front fork body is provided with a wheel mounting position;

[0010] A handlebar body, wherein a locking thread is provided at the lower end of the handlebar body, and the handlebar body is mounted on the front fork body through the handlebar mounting structure and the locking thread;

[0011] The wheel body is arranged on the wheel mounting position, and the wheel body and the wheel mounting position are connected via a quick release structure.

[0012] As a preferred technical solution, the handlebar rod mounting structure includes a rotation groove and a rotation block arranged on the front fork body;

[0013] The rotating block is rotatably arranged in the rotating groove, and a threaded barrel having a locking function is arranged above the rotating block, and an internal thread is arranged on the inner side of the threaded barrel; the threaded barrel is connected with the locking thread on the handlebar body through the internal thread.

[0014] As a preferred technical solution, a connecting groove is provided at the front end of the front fork body, and a connecting rod is provided at the lower end of the handlebar body;

[0015] The connecting rod is inserted into the connecting groove to position the front fork body and the handlebar body.

[0016] As a preferred technical solution, the wheel mounting position includes a connecting plate arranged at the lower end of the front fork body, and the lower end of the connecting plate is provided with a avoidance groove for installation on the wheel body; the threaded end of the wheel body passes through the avoidance groove and is placed in the mounting hole of the connecting plate.

[0017] As a preferred technical solution, the quick-release structure includes a limit block and a locking nut structure;

[0018] The limit block is provided with a connecting ring, the connecting ring passes through the threaded end of the wheel body, and the limit block is placed in the avoidance groove of the connecting piece, thereby limiting the wheel body;

[0019] A connecting column is provided at the front end of the connecting ring, and the connecting column is inserted into a connecting hole provided in the connecting piece, thereby realizing the installation of the connecting ring;

[0020] The locking nut structure is connected to the threaded end of the wheel body, and the extruded end of the locking nut structure is in contact with the connecting ring, thereby increasing its locking force.

[0021] As a preferred technical solution, the locking nut structure includes a locking nut body and a spring hole arranged inside the locking nut;

[0022] An extrusion block is provided at the end limit of the spring hole, and an extrusion spring is provided between the extrusion block and the spring hole. The extrusion spring is used to squeeze the extrusion block to squeeze the connecting ring, thereby increasing the locking force.

[0023] The beneficial effects of the utility model are:

[0024] 1. The utility model can quickly and conveniently install or remove the front wheel, which improves the use efficiency, especially when changing tires in emergency situations; the design of the locking nut structure increases the locking force of the wheel, ensures the safety during riding, and avoids potential dangers caused by loose wheels.

[0025] 2. The utility model makes the connection between the handlebar rod and the front fork body more secure by setting the rotating block and the threaded cylinder. At the same time, the use of the connecting rod and the connecting groove also enhances the stability of the overall structure. The user can install and disassemble the wheel without using complicated tools, which reduces the difficulty of operation and improves user-friendliness. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0028] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0029] Figure 3 This is a schematic diagram of the locking nut structure of the utility model.

[0030] Description of reference numerals:

[0031] 1. Front fork body; 2. Handlebar body; 3. Wheel body; 4. Rotation groove; 5. Rotation block; 6. Threaded cylinder; 7. Connecting groove; 8. Connecting rod; 9. Connecting piece; 10. Avoidance groove; 11. Limiting block; 12. Locking nut structure; 13. Locking nut body; 14. Spring hole; 15. Extrusion spring; 16. Extrusion block; 17. Connecting ring. DETAILED DESCRIPTION

[0032] All features disclosed in this specification, or steps in all methods or processes disclosed, except mutually exclusive features and / or steps, can be combined in any manner.

[0033] like Figure 1-Figure 3 As shown, the utility model is an electric bicycle front wheel quick release device, comprising:

[0034] A front fork body 1, wherein the upper end of the front fork body 1 is provided with a handlebar mounting structure, and the lower end of the front fork body 1 is provided with a wheel mounting position;

[0035] A handlebar body 2, wherein a locking thread is provided at the lower end of the handlebar body 2, and the handlebar body 2 is installed on the front fork body 1 through a handlebar mounting structure and the locking thread;

[0036] The wheel body 3 is arranged on the wheel mounting position, and the wheel body 3 is connected to the wheel mounting position via a quick release structure.

[0037] The handlebar mounting structure includes a rotation slot 4 and a rotation block 5 provided on the front fork body 1;

[0038] The rotating block 5 is rotatably arranged in the rotating groove 4, and a threaded barrel 6 for locking is arranged above the rotating block 5, and an internal thread is arranged on the inner side of the threaded barrel 6; the threaded barrel 6 is connected with the locking thread on the handlebar body 2 through the internal thread.

[0039] Among them, a connecting groove 7 is provided at the front end of the front fork body 1, and a connecting rod 8 is provided at the lower end of the handlebar body 2;

[0040] The connecting rod 8 is inserted into the connecting groove 7 to position the front fork body 1 and the handlebar body 2 .

[0041] In addition, the wheel mounting position includes a connecting plate 9 arranged at the lower end of the front fork body 1, and the lower end of the connecting plate 9 is provided with a avoidance groove 10 for mounting on the wheel body 3; the threaded end of the wheel body 3 passes through the avoidance groove 10 and is placed in the mounting hole of the connecting plate 9.

[0042] In addition, the quick-release structure includes a limit block 11 and a locking nut structure 12;

[0043] The limit block 11 is provided with a connecting ring 17, the connecting ring 17 passes through the threaded end of the wheel body 3, and the limit block 11 is placed in the avoidance groove 10 of the connecting piece 9 to limit the wheel body 3 at a certain position;

[0044] The front end of the connecting ring 17 is provided with a connecting column 18, and the connecting column is inserted into the connecting hole of the connecting piece 9, thereby realizing the installation of the connecting ring;

[0045] The locking nut structure 12 is connected to the threaded end of the wheel body 3, and the extruded end of the locking nut structure 12 is in contact with the connecting ring 17, thereby increasing the locking force and ensuring the stability of the wheel installation.

[0046] like Figure 3 As shown, the locking nut structure 12 includes a locking nut body 13 and a spring hole 14 disposed inside the locking nut;

[0047] The end of the spring hole 14 is limitedly provided with an extrusion block 16, and an extrusion spring 15 is provided between the extrusion block 16 and the spring hole 14. The extrusion spring 15 squeezes the extrusion block 16 to squeeze the connecting ring 17, thereby increasing the locking force and making the installation of the wheel body more stable.

[0048] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. A quick release device for the front wheel of an electric bicycle, characterized in that: include: A front fork body (1), wherein the upper end of the front fork body (1) is provided with a handlebar mounting structure, and the lower end of the front fork body (1) is provided with a wheel mounting position; A handlebar body (2), wherein a locking thread is provided at the lower end of the handlebar body (2), and the handlebar body (2) is mounted on the front fork body (1) via a handlebar mounting structure and the locking thread; A wheel body (3), wherein the wheel body (3) is arranged on a wheel mounting position, and the wheel body (3) and the wheel mounting position are connected via a quick-release structure.

2. The electric bicycle front wheel quick release device according to claim 1, characterized in that: The handlebar mounting structure comprises a rotation groove (4) and a rotation block (5) arranged on the front fork body (1); The rotating block (5) is rotatably arranged in the rotating groove (4), and a threaded barrel (6) having a locking function is arranged above the rotating block (5), and an internal thread is arranged on the inner side of the threaded barrel (6); the threaded barrel (6) is connected to the locking thread on the handlebar body (2) via the internal thread.

3. The electric bicycle front wheel quick release device according to claim 1, characterized in that: The front end of the front fork body (1) is provided with a connecting groove (7), and the lower end of the handlebar body (2) is provided with a connecting rod (8); The connecting rod (8) is inserted into the connecting groove (7), thereby positioning the front fork body (1) and the handlebar body (2).

4. The electric bicycle front wheel quick release device according to claim 1, characterized in that: The wheel mounting position comprises a connecting piece (9) arranged at the lower end of the front fork body (1), and the lower end of the connecting piece (9) is provided with a avoiding groove (10) for mounting on the wheel body (3); the threaded end of the wheel body (3) passes through the avoiding groove (10) and is placed in the mounting hole of the connecting piece (9).

5. The electric bicycle front wheel quick release device according to claim 1, characterized in that: The quick-release structure comprises a limit block (11) and a locking nut structure (12); The limiting block (11) is provided with a connecting ring (17), the connecting ring (17) passes through the threaded end of the wheel body (3), and the limiting block (11) is placed in the avoiding groove (10) of the connecting piece (9), thereby limiting the wheel body (3); The front end of the connecting ring (17) is provided with a connecting column (18), and the connecting column is inserted into a connecting hole provided in the connecting piece (9), thereby realizing the installation of the connecting ring; The locking nut structure (12) is connected to the threaded end of the wheel body (3), and the extruded end of the locking nut structure (12) is in contact with the connecting ring (17), thereby increasing its locking force.

6. The electric bicycle front wheel quick release device according to claim 5, characterized in that: The locking nut structure (12) comprises a locking nut body (13) and a spring hole (14) arranged inside the locking nut; an extrusion block (16) is arranged at the end limit of the spring hole (14), and an extrusion spring (15) is arranged between the extrusion block (16) and the spring hole (14); the extrusion spring (15) is used to squeeze the extrusion block (16) to squeeze the connecting ring (17), thereby increasing the locking force.

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