CN109665032B

CN109665032B - Quick-release structure and clamping method thereof

Info

Publication number: CN109665032B
Application number: CN201710954270.XA
Authority: CN
Inventors: 赖尚桦
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-10-13
Filing date: 2017-10-13
Publication date: 2020-07-31
Anticipated expiration: 2037-10-13
Also published as: CN109665032A

Abstract

The invention provides a quick-release structure and a clamping method thereof, which comprises the steps that a plurality of stop blocks are built in an outer pipe and can be vertically exposed out of through holes formed in one end of the outer pipe, a positioning ring is built to be positioned at the bottom of each stop block to form annular configuration, and an inner inclined surface is arranged at the bottom of each stop block; establishing a cam handle and a pull rod, and linking the pull rod to move axially by holding and pressing the cam handle; and establishing a triangular conical block, connecting the triangular conical block to one end of the pull rod, driving each stop block to vertically move by means of the linkage of the pull rod and the triangular conical block to abut against the inner conical surface of each stop block, and achieving the effect of quick clamping/loosening by using the head bearing and each stop block.

Description

Quick-release structure and clamping method thereof

Technical Field

The present invention relates to a quick release structure for a bicycle, and more particularly, to a quick release structure without a nut.

Background

The quick-release structure for bicycle is mainly used for quickly combining and detaching the wheel and the frame.

However, the conventional quick release 9 structure for a bicycle, as shown in fig. 10, mainly comprises a shaft 91 penetrating through the wheel axle 8, a nut 92 screwed to one end of the shaft 91, a lever 93 fixed to the other end of the shaft 91 and capable of being rotated, and a lever seat 94 penetrating through the shaft.

Accordingly, the distance between the nut 92 and the wrench seat 94 can be reduced by turning the wrench 93, so that the wrench 93 presses the wrench seat 94 to combine the frame 7 with the wheel axle 8, or the distance between the nut 92 and the wrench seat 94 can be increased by turning the wrench 93 in the opposite direction to separate the frame 7 from the wheel axle 8.

However, the nut 92 of the above-mentioned conventional quick release 9 is easy to lose, and if the nut 92 is lost, the whole conventional quick release 9 cannot be used and is discarded, and a new nut must be bought, so the clamping/loosening manner of the nut 92 used in the conventional quick release 9 needs to be improved.

Disclosure of Invention

In view of the above, the main object of the present invention is to provide a quick release: a nut-free quick release structure and a clamping method thereof are provided. The secondary objects of the invention are: a quick release structure and a clamping method thereof are provided.

In order to achieve the purpose, the invention adopts the following technical means:

the invention relates to a clamping method of a quick-release structure, which comprises the following steps: a step of establishing a plurality of stop blocks, wherein the stop blocks are arranged in the outer tube and can be vertically (X-axis) exposed out of the through holes arranged at one end of the outer tube, a positioning ring is established to be positioned at the bottom of each stop block to present annular configuration, and an inner inclined plane is arranged at the bottom of each stop block; a step of establishing a cam handle and a pull rod, wherein the cam handle and the pull rod are established, and the pull rod arranged in the outer tube is driven to move axially (Y axis) by holding and pressing the cam handle; a step of driving the stopping blocks to move vertically, wherein a triangular conical block is established and connected to one end of the pull rod, and the pull rod is used for driving the triangular conical block to abut against the inner conical surface of each stopping block so as to drive each stopping block to move vertically (X axial direction); and a clamping/loosening step, namely, a head bearing seat is arranged at the other end of the outer pipe, the pull rod and the triangular conical block are linked to move towards the head bearing seat by holding and pressing the cam handle, so that each stop block is exposed out of the outer pipe, and the effect of quick clamping/loosening is achieved by the head bearing seat and each stop block.

The clamping/releasing step further comprises: in the recovery step, a spring is arranged between the head bearing seat and the positioning ring, the spring needs to be sleeved in the pull rod, and the spring can assist in releasing the quick release so as to improve the operation convenience of the quick release.

The invention relates to a quick-release structure, comprising: an outer tube, wherein one end of the outer tube is provided with a plurality of through holes, and the other end of the outer tube is provided with a head bearing seat; the inner side of the outer pipe is provided with a positioning ring, each positioning block is annularly arranged and positioned in each through hole of the outer pipe, and the bottom of each blocking block is provided with an inner inclined plane; a handle, further comprising a cam and a pull rod, wherein the cam and the pull rod are mutually pivoted, namely the cam is placed in the handle body; the triangular conical block is connected to one end of the pull rod, and the pull rod and the triangular conical block are connected to move axially (Y axis) by means of holding and pressing of the handle so as to drive each stop block to move vertically (X axis); by holding and pressing the handle, the pull rod and the triangular conical block are linked to move towards or away from the head bearing seat, so that each stop block is exposed out of the outer tube, and the effect of quick clamping/loosening is achieved according to the inner side surfaces between the head bearing seat and each stop block.

The quick-release structure is further provided with a spring, the spring is positioned between the head bearing seat and the positioning ring, and the spring needs to be sleeved in the pull rod to assist in releasing the quick release, so that the operation convenience of the quick release is improved.

The stopper is formed in L shape.

The positioning ring is provided with a plurality of positioning slots, and each positioning slot can be used for positioning each stopping block.

In the quick release structure, an elastic retaining ring is further provided, and each retaining block is embedded in the positioning groove of the positioning ring.

The triangular cone block is provided with a plurality of driving grooves, and each driving groove can drive each stopping block to move vertically (X axial direction).

By applying the technical means, the invention can achieve the following effects:

1. according to the invention, by holding and pressing the handle, the pull rod and the triangular conical block are linked to move towards or away from the head bearing, so that each stop block is exposed out of the outer tube, and the effect of quick clamping/loosening is achieved by the inner side surface between the head bearing and each stop block.

2. The spring is sleeved on the pull rod, so that the quick release can be released in an auxiliary manner, and the operation convenience of the quick release is improved.

Drawings

Fig. 1 is a perspective view of the quick release structure of the present invention.

Fig. 2 is an exploded view of the quick release structure of the present invention.

Fig. 3 is an enlarged view of a portion of fig. 2 of the present invention.

Fig. 4 is an exploded view of the stop of the present invention.

FIG. 5 is a cross-sectional view of the quick release structure and the clamping operation of the present invention.

FIG. 6 is a cross-sectional view of the quick release structure and the operation of releasing the same.

FIG. 7 is a view showing an embodiment of the quick release device ready to be nested in a bicycle.

FIG. 8 is a view showing an embodiment of the quick release of the present invention being nested in a bicycle.

FIG. 9 is a flowchart illustrating the steps of the method for clamping the quick release structure according to the present invention.

Fig. 10 is a schematic structural view of a conventional quick release 9.

Description of reference numerals: [ invention ] A-quick release; 1-an outer tube; 11-a head support; 12-a through hole; 2-a stop block; 20-inner inclined plane; 201-grooves; 21-a positioning ring; 211-positioning grooves; 22-an elastic collar; 3-a handle; 31-a cam; 32-a pull rod; 4-triangular conical block; 41-driving groove; 5-a spring; b-a clamping method of a quick release structure; (a) (b), (c) and (d); [ Prior Art ]7 vehicle frame; 8 wheel axles; 9, the existing quick release is realized; 91 shaft lever; 92 a nut; 93 a lever; 94 trigger lever bearing.

Detailed Description

Referring to fig. 1 to 5, the present invention relates to a quick release structure and a clamping method thereof, which is suitable for a frame and a wheel combination situation, wherein the quick release structure a comprises:

an outer tube 1, as shown in fig. 1 and 2, having a plurality of through holes 12 at one end of the outer tube 1, and a head support 11 at the other end of the outer tube 1;

a set of stoppers 2, as shown in fig. 3 and 4, each of which is formed by a plurality of stoppers 2, each of which is L-shaped, a positioning ring 21 is disposed inside the outer tube 1, and a plurality of positioning slots 211 formed in the positioning ring 21 are positioned on each stopper 2, so that each stopper 2 is disposed in a ring shape and located in each through hole 12 of the outer tube 1, and an inner inclined surface 20 is disposed at the bottom of each stopper 2, wherein the inner inclined surface 20 is used for actuating the triangular pyramid 4;

a handle 3, as shown in fig. 2 and 5, further comprising a cam 31 and a pull rod 32, wherein the cam 31 and the pull rod 32 are mutually pivoted, that is, the cam is placed in the handle body;

a triangular cone block 4, as shown in fig. 3 and 5, the triangular cone block 4 is connected to one end of the pull rod 32, and the pull rod 32 and the triangular cone block 4 are linked to move axially (i.e. Y axis) by means of the holding and pressing of the handle 3, so as to drive each stop block 2 to move vertically (i.e. X axis); furthermore, the triangular cone block 4 is provided with a plurality of driving grooves 41, and each driving groove 41 can drive the inner inclined surface 20 of each stop block 2 to move vertically (X-axis direction); and

a spring 5, as shown in fig. 2 and 5, the spring 5 is installed between the head support 11 and the positioning ring 21, and the spring 5 needs to be sleeved on the pull rod 32, so that the spring 5 can assist in releasing the quick release a by virtue of the return elasticity thereof, thereby improving the operation convenience of the quick release a of the present invention.

Referring to fig. 5, the above components are used to form a quick release structure a according to the present invention, and the head bearing 11 is connected to one end of the outer tube 1, and then the triangular cone 4 is disposed at the other end of the outer tube 1, and after each stop block 2 is mounted on the plurality of positioning slots 211 of the positioning ring 21, the front end of the pull rod 32 is extended through the spring 5 and the positioning ring 21, and then extended through the outer tube 1, and then is connected to the triangular cone 4. At this time, the quick release A of the present invention is in a relaxed state, and each stopper 2 is still sunk into the through hole 12 of the outer tube 1.

When the quick release device is used, as shown in fig. 7, the quick release device a can be inserted into the frame 7 and the wheel axle 8, and when the handle 3 is held and pressed, as shown in fig. 6, the cam 31 will drive the pull rod 32 and the triangular conical block 4 to move towards the head holder 11, and the driving groove 41 of the triangular conical block 4 will abut against the inner inclined surface 20 of each stop block 2 to move vertically (X-axis direction), so that each stop block 2 is exposed out of the outer tube 1, and the inner side surface between the head holder 11 and each stop block 2 can achieve the effect of quick clamping/releasing, as shown in fig. 8.

Therefore, based on the above-mentioned quick release structure a of the present invention, a clamping method B of the quick release structure of the present invention can be summarized as shown in fig. 9, which includes: a stop block establishing step (a) of establishing a plurality of stop blocks 2 inside the outer tube 1 to be vertically (X-axis) exposed out of the through holes 12 formed at one end of the outer tube 1, and establishing a positioning ring 21 to be positioned at the bottom of each stop block 2 to present an annular configuration, and further, providing an inner inclined surface 20 at the bottom of each stop block 2; a cam handle and pull rod establishing step (b), establishing a cam handle 3 and a pull rod 32, and linking the pull rod 32 arranged in the outer tube 1 to move axially (Y axis) by holding and pressing the cam handle 3; a step (c) of driving the stoppers to move vertically, wherein a triangular cone block 4 is established, the triangular cone block 4 is connected to one end of the pull rod 32, the pull rod 32 is used for driving the triangular cone block 4 to prop against the inner conical surface 20 of each stopper 2, and accordingly each stopper 2 is driven to move vertically (X-axis direction); a clamping/releasing step (d) is to arrange a head bearing 11 at the other end of the outer tube 1, by holding and pressing the cam handle 3, the linkage pull rod 32 and the triangular cone 4 move towards the head bearing 11, so that each stop block 4 is exposed out of the outer tube 1, and the effect of quick clamping/releasing is achieved by the head bearing 11 and each stop block 2.

Therefore, by means of the above steps, the cam handle 3 can be held and pressed to drive the pull rod 32 and the triangular conical block 4 to move towards or away from the head bearing 11, so that each stop block 2 is exposed out of the outer tube 1, and the effect of fast clamping/releasing can be achieved by the inner side surface between the head bearing 11 and each stop block 2.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A clamping method of a quick-release structure is characterized by comprising the following steps:

a stop block establishing step, namely establishing a plurality of stop blocks in the outer pipe, wherein the plurality of stop blocks can be vertically exposed out of a plurality of through holes which are arranged at one end of the outer pipe and are arranged in an annular arrangement manner, a positioning ring is established to be positioned at the bottom of each stop block, so that the plurality of stop blocks are arranged in an annular configuration manner, an inner inclined plane is arranged at the bottom of each stop block, a groove is arranged at the top of each stop block, and an elastic binding ring is arranged to be matched with the groove so as to embed each stop block in a positioning groove arranged on the positioning ring;

a step of establishing a cam handle and a pull rod, wherein the cam handle and the pull rod are established, and the pull rod arranged in the outer tube is driven to move axially by holding and pressing the cam handle;

a step of driving the stopping blocks to move vertically, wherein a triangular conical block is established and connected to one end of the pull rod, and the pull rod is used for driving the triangular conical block to abut against the inner conical surface of each stopping block so as to drive each stopping block to move vertically;

a clamping/loosening step, namely, a head bearing seat is arranged at the other end of the outer pipe, and the cam handle is held and pressed, so that the pull rod and the triangular conical block are linked to move towards the head bearing seat, each stop block is exposed out of the outer pipe, and the effect of quick clamping/loosening is achieved according to the head bearing seat and each stop block;

by means of the steps, when the cam handle is held and pressed, the pull rod and the triangular conical block are linked to move towards or away from the head bearing seat, so that each stop block is exposed out of the outer tube, and the effect of fast clamping/loosening is achieved according to the inner side surface between the head bearing seat and each stop block.

2. The method of clamping a quick release structure of claim 1, further comprising: the clamping/unclamping step further comprises: in the recovery step, a spring is arranged between the head bearing seat and the positioning ring, and the spring needs to be sleeved in the pull rod and can assist in releasing the quick release.

3. A kind of quick-release structure, its characteristic includes:

an outer tube, wherein one end of the outer tube is provided with a plurality of through holes which are annularly arranged, and the other end of the outer tube is provided with a head bearing seat;

the inner side of the outer pipe is provided with a positioning ring, each positioning block is positioned in an annular configuration and is positioned in each through hole of the outer pipe, the bottom of each blocking block is provided with an inner inclined plane, the top of each blocking block is provided with a groove, and an elastic binding ring is also arranged to be matched with the groove so as to embed each blocking block in the positioning groove arranged on the positioning ring;

a handle, which comprises a cam and a pull rod, wherein the cam and the pull rod are mutually pivoted, and the cam is arranged in the handle body; and

the triangular conical block is connected to one end of the pull rod, and the pull rod and the triangular conical block are linked to move axially by means of holding and pressing of the handle so as to drive each stop block to move vertically;

by holding and pressing the handle, the pull rod and the triangular conical block are linked to move towards or away from the head bearing seat, so that each stop block is exposed out of the outer tube, and the effect of quick clamping/loosening is achieved according to the inner side surfaces between the head bearing seat and each stop block.

4. The quick release structure of claim 3, wherein: a spring is arranged between the head bearing seat and the positioning ring, and the spring needs to be sleeved in the pull rod to assist in loosening and quick detaching.

5. The quick release structure of claim 3 wherein the stop block is L shaped.

6. The quick release structure of claim 3, wherein: the triangular cone block is provided with a plurality of driving grooves, and each driving groove can drive each stopping block to vertically move.