CN211893494U

CN211893494U - Quick release device

Info

Publication number: CN211893494U
Application number: CN202020579636.7U
Authority: CN
Inventors: 吕群
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-11-10
Anticipated expiration: 2030-04-17

Abstract

A quick release device is characterized by comprising a first hoop, a second hoop, a handle assembly and a linkage rod, wherein the first hoop is annular and adjustable in size, and the handle assembly is movably arranged on the first hoop; the linkage rod is connected with the handle assembly and connected between the first hoop and the second hoop; when the handle assembly is operated, the second hoop is linked by the linkage rod and synchronously clamped or loosened with the first hoop. For the utility model discloses a quick-release device, first staple bolt and second staple bolt can be used for respectively the card on column or shaft-like thing, and the gangbar can link the second staple bolt, and when operating handle subassembly, first staple bolt receives handle assembly and chucking or when lax, the gangbar can link the synchronous chucking of second staple bolt or lax to can realize the dismouting fast. The utility model discloses a quick-release device, its simple structure, convenient operation, it have very strong practicality, should widely popularize.

Description

Quick release device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a mechanical device, in particular to make things convenient for quick-release device of dismouting.

[ background of the invention ]

In modern life, bicycles are increasingly popular as green travel vehicles and body-building sports. When people go out to ride, some equipment is needed to meet the requirements, for example, some people need to additionally install a lamp on a bicycle to improve the safety; for another example, some people need to install a stopwatch on the bicycle to measure the speed. For most applications requiring additional attachment, it is generally cylindrical and, therefore, is typically secured to the bicycle handlebar in the form of a hoop. To this kind of staple bolt fixed knot structure of current, its installation is comparatively troublesome with the dismantlement, can't quick dismouting.

[ Utility model ] content

The utility model aims at solving the above problems and providing a quick release device which is convenient to disassemble and assemble.

In order to solve the problems, the utility model provides a quick-release device, which is characterized in that the quick-release device comprises a first hoop, a second hoop, a handle assembly and a linkage rod, wherein the first hoop is annular and adjustable in size, and the handle assembly is movably arranged on the first hoop; the linkage rod is connected with the handle assembly and connected between the first hoop and the second hoop; when the handle assembly is operated, the second hoop is linked by the linkage rod and synchronously clamped or loosened with the first hoop.

Furthermore, the first hoop is provided with a first notch and is elastic, a first connecting part and a second connecting part which are oppositely arranged are respectively arranged at two ends of the first hoop, the first connecting part and the second connecting part are mutually spaced, and a first through hole and a second through hole which are opposite in position are respectively arranged on the first connecting part and the second connecting part; the second hoop is provided with a second gap and has elasticity, a third connecting part and a fourth connecting part which are oppositely arranged are respectively arranged at two ends of the second hoop, the third connecting part and the fourth connecting part are mutually spaced, and a third through hole and a first fastening hole which are oppositely arranged are respectively arranged on the third connecting part and the fourth connecting part; one end of the linkage rod is fixedly connected with the handle assembly, and the other end of the linkage rod sequentially and movably penetrates through the first through hole, the second through hole and the third through hole to be fixedly connected with the first fastening hole.

Further, the first fastening hole is an internal threaded hole, and the end part of the linkage rod is in threaded connection with the first fastening hole and is fixedly connected with the fourth connecting part.

Furthermore, a first reinforcing part is arranged between the first hoop and the second hoop, and the first reinforcing part is fixedly connected with the first hoop and the second hoop or integrally formed with the first hoop and the second hoop.

Further, one end of the first reinforcing part is connected with the second connecting part, and the other end of the first reinforcing part is connected with the third connecting part.

Further, the handle assembly comprises a rotating shaft and an operating handle, and the rotating shaft is fixedly connected with the end part of the linkage rod; the operating handle is provided with a handle part and a cam part, the cam part is provided with a shaft hole, and the operating handle is sleeved on the rotating shaft through the shaft hole and can rotate around the rotating shaft.

Furthermore, a second fastening hole is formed in the rotating shaft, and the end part of the linkage rod is connected in the second fastening hole in a threaded mode and fixedly connected with the rotating shaft.

Further, the handle assembly further comprises a supporting seat, the supporting seat is provided with a curved acting surface and a fourth through hole, the supporting seat is sleeved on the linkage rod and is located between the operating handle and the first hoop, and the acting surface is attached to the surface of the cam portion.

Further, the axial direction of the second fastening hole is perpendicular to the axial direction of the rotating shaft.

The beneficial contributions of the utility model reside in that, it has effectively solved above-mentioned problem. The utility model discloses a quick-release device includes first staple bolt, second staple bolt, handle components and gangbar, and wherein, first staple bolt and second staple bolt can be used for the card respectively on column or shaft-like thing, and the gangbar can link the second staple bolt, and when operating handle components, first staple bolt receives handle components and chucking or when lax, the gangbar can link the synchronous chucking of second staple bolt or lax to can realize the dismouting fast. The utility model discloses a quick-release device, its simple structure, convenient operation, it have very strong practicality, should widely popularize.

[ description of the drawings ]

Fig. 1 is a schematic view of the overall structure of the present invention.

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

The attached drawings are as follows: the handle assembly comprises a first hoop 1, a first notch 11, a first connecting part 12, a first through hole 121, a positioning groove 122, a second connecting part 13, a second hoop 2, a second notch 21, a third connecting part 22, a third through hole 221, a fourth connecting part 23, a first fastening hole 231, a handle assembly 3, a rotating shaft 31, a second fastening hole 311, an operating handle 32, a handle part 321, a cam part 322, a shaft hole 3221, a supporting seat 33, an acting surface 331, a fourth through hole 332, a linkage rod 4, a first reinforcing part 5 and a second reinforcing part 6.

[ detailed description ] embodiments

The following examples are further to explain and supplement the present invention, and do not constitute any limitation to the present invention.

As shown in fig. 1 and 2, the utility model discloses a quick-release device includes first staple bolt 1, second staple bolt 2, handle components 3 and gangbar 4, and its main points lie in, and gangbar 4 can link second staple bolt 2, and when operating handle components 3, first staple bolt 1 receives handle components 3 and chucking or when lax, and gangbar 4 can link the synchronous chucking of second staple bolt 2 or lax to facilitate the use.

As shown in fig. 1 and 2, the first hoop 1 is annular, and a first notch 11 is formed in the first hoop, so that the first hoop has certain elasticity and can adjust the size of the annular shape. The first anchor ear 1 can be put on a rod-shaped object, such as a handlebar. The first hoop 1 is connected with the handle component 3, and when the handle component 3 is operated, the size of the first hoop 1 can be changed so as to be suitable for the rod-shaped objects with different thicknesses.

As shown in fig. 1 and 2, in order to conveniently arrange the linkage rod 4, a first connecting portion 12 and a second connecting portion 13 are respectively arranged at two ends of the first hoop 1, and are oppositely arranged. The first connecting portion 12, the second connecting portion 13 and the first hoop 1 are integrally formed. The first connecting portion 12 and the second connecting portion 13 may be shaped as required, and in this embodiment, they are flat plates, spaced apart from each other, and can be attached together by an external force. A first through hole 121 is formed in the first connection portion 12, and a second through hole is formed in the second connection portion 13. The first through hole 121 and the second through hole are opposite in position and are used for penetrating the linkage rod 4. In this embodiment, the axial directions of the first through hole 121 and the second through hole are perpendicular to the axial direction of the first hoop 1.

As shown in fig. 1 and 2, for the convenience of disposing the handle assembly 3, a positioning groove 122 is provided on the surface of the first connecting portion 12. The positioning groove 122 is located on a side surface of the first connecting portion 12 facing away from the second connecting portion 13. The transverse area of the positioning groove 122 is greater than the transverse area of the first through hole 121, and the first through hole 121 is located within the range of the positioning groove 122.

As shown in fig. 1 and 2, the second hoop 2 is annular, and a second notch 21 is formed in the second hoop, so that the second hoop has certain elasticity and can adjust the size of the annular shape. The second hoop 2 can be sleeved on a rod-shaped object or can be used for installing columnar objects such as car lamps and the like.

As shown in fig. 1 and 2, in order to conveniently arrange the linkage rod 4, a third connecting portion 22 and a fourth connecting portion 23 are respectively arranged at two ends of the second hoop 2, and are oppositely arranged. The third connecting portion 22 and the fourth connecting portion 23 are integrally formed with the second hoop 2. The third connecting portion 22 and the fourth connecting portion 23 may be shaped as required, and in this embodiment, they are flat plates, spaced apart from each other, and can be attached to each other by an external force. A third through hole 221 is formed in the third connection portion 22, and a first fastening hole 231 is formed in the fourth connection portion 23. The third through hole 221 and the first fastening hole 231 are located opposite to each other. The third through hole 221 is used for movably penetrating the linkage rod 4, and the first fastening hole 231 is used for fixedly connecting with the linkage rod 4. In this embodiment, the axial directions of the third through hole 221 and the first fastening hole 231 are perpendicular to the axial direction of the second hoop 2, and the axial direction of the second hoop 2 is parallel to the axial direction of the first hoop 1. The first fastening hole 231 is preferably an internally threaded hole.

As shown in fig. 1 and 2, a first reinforcing portion 5 is disposed between the first hoop 1 and the second hoop 2 to enhance the stability of the structure. The first reinforcing part 5 is fixedly connected with the first hoop 1 and the second hoop 2 or integrally formed. In this embodiment, one end of the first reinforcing portion 5 is integrally formed with the second connecting portion 13, and the other end thereof is integrally formed with the third connecting portion 22. The shape of the first reinforcing part 5 may be set as needed, and in the present embodiment, the first reinforcing part 5 has a long plate shape. In addition, a second reinforcing part 6 may be further provided as necessary to form a stable triangular structure. In this embodiment, one end of the second reinforcing portion 6 is integrally formed with the second connecting portion 13, and the other end thereof is integrally formed with the circumferential outer surface of the second hoop 2.

As shown in fig. 1 and 2, the first reinforcement part 5 and the second reinforcement part 6 are made of hard materials, have certain strength, and are supported and connected between the first hoop 1 and the second hoop 2.

As shown in fig. 1 and 2, the handle assembly 3 includes a rotating shaft 31, an operating handle 32, and further, it may further include a supporting seat 33.

As shown in fig. 1 and 2, the operation handle 32 includes a handle portion 321 and a cam portion 322. The handle 321 is fixedly connected to or integrally formed with the cam 322. In this embodiment, the handle 321 and the cam 322 are integrally formed. The handle portion 321 is used for operation, and may be provided in a shape that is easily broken. The cam portion 322 is cylindrical, and a shaft hole 3221 is formed in the cam portion, and the shaft hole 3221 is eccentrically arranged, so that distances between different surfaces of the cam portion 322 and the shaft hole 3221 are different, and the first hoop 1 is conveniently compressed or loosened.

As shown in fig. 1 and 2, the rotating shaft 31 has a cylindrical shape, and both ends thereof are engaged in the shaft holes 3221 of the cam portions 322, and the rotating shaft is rotatably connected to the operating handle 32, so that the operating handle 32 can rotate around the rotating shaft 31. A second fastening hole 311 is provided in the rotation shaft 31. The axial direction of the second fastening hole 311 is perpendicular to the axial direction of the rotating shaft 31, and is used for fixedly connecting the linkage rod 4. In this embodiment, the second fastening hole 311 is an internal threaded hole, and can be connected to the linkage rod 4 through a thread.

As shown in fig. 1 and 2, the support seat 33 is disposed between the first connecting portion 12 and the operating handle 32. The support seat 33 is provided with a curved surface-shaped action surface 331 and a fourth through hole 332. The active surface 331 faces the cam portion 322 and is in engagement with a surface of the cam portion 322, which facilitates rotation of the cam portion 322. The fourth shaft hole 3221 penetrates the supporting seat 33, is axially parallel to the second fastening hole 311, and is located corresponding to the second fastening hole 311. The shape of the end of the support seat 33 opposite to the action surface 331 matches the shape of the positioning slot 122, and the end can be positioned and embedded in the positioning slot 122 of the first connection portion 12. When the supporting seat 33 is embedded in the positioning groove 122, the fourth through hole 332 is coaxial with the first through hole 121.

As shown in fig. 1 and 2, the linkage rod 4 is a long rod, one end of which is fixedly connected to the second fastening hole 311 of the rotation shaft 31, and the other end of which passes through the fourth through hole 332, the first through hole 121, the second through hole, and the third through hole 221 in sequence and is fixedly connected to the first fastening hole 231. In this embodiment, two ends of the linkage rod 4 are respectively provided with an external thread, one end of the linkage rod is connected in the second fastening hole 311 in a threaded manner, and the other end of the linkage rod is connected in the first fastening hole 231 in a threaded manner.

As shown in fig. 1 and 2, the linkage rod 4 is fixedly connected to the rotating shaft 31 and the fourth connecting portion 23, and movably connected to the supporting seat 33, the first connecting portion 12, the second connecting portion 13 and the third connecting portion 22, in other words, the supporting seat 33, the first connecting portion 12, the second connecting portion 13 and the third connecting portion 22 can displace relative to the linkage rod 4.

As shown in fig. 1 and fig. 2, the first anchor ear 1 and the second anchor ear 2 may be formed by a known anchor ear structure, which may be an integrally formed ring or a ring structure formed by two half rings hinged together. In this embodiment, the first hoop 1 is an integrally formed ring, and the second hoop 2 is an annular structure formed by two half rings hinged together, and can be opened.

Therefore, the quick release device of the utility model is formed. When the operating handle 32 is pulled, the cam part 322 rotates around the rotating shaft 31, and because the surface of the cam part 322 is at different distances from the axis thereof, the rotation of the cam part 322 can drive the linkage rod 4 to move. When the operating handle 32 is rotated to make the thicker part of the cam part 322 fit with the action surface 331, the cam part 322 extrudes the supporting seat 33, the supporting seat 33 extrudes the first connecting part 12, so that the distance between the first connecting part 12 and the second connecting part 13 becomes smaller to clamp the first anchor ear 1, correspondingly, the linkage rod 4 drives the fourth connecting part 23 to approach the third connecting part 22, so that the distance between the third connecting part 22 and the fourth connecting part 23 becomes smaller to clamp the second anchor ear 2, so that the first anchor ear 1 and the second anchor ear 2 are simultaneously clamped; when the operating handle 32 is rotated to make the thinner portion of the cam portion 322 fit with the action surface 331, under the elastic action of the first and second hoops 1 and 2, the first connecting portion 12 is loosened toward a direction away from the second connecting portion 13, and the fourth connecting portion 23 is loosened toward a direction away from the third connecting portion 22, so that the first and second hoops 1 and 2 are loosened synchronously.

To the utility model discloses a quick-release device, through breaking the operating handle 32 off with the fingers and thumb, alright realize chucking or lax in the time of first staple bolt 1 and second staple bolt 2 fast, it is very convenient that it uses. The utility model discloses a quick-release device, its using-way is various, and it can use as required. For example, the first hoop 1 can be clamped on a bicycle handle, and the second hoop 2 can be used for installing other devices such as a lamp, a sound box, a stopwatch and the like.

While the invention has been described with reference to the above embodiments, the scope of the invention is not limited thereto, and the above components may be replaced with similar or equivalent elements known to those skilled in the art without departing from the concept of the invention.

Claims

1. A quick release device, characterized in that it comprises:

the first hoop (1) is annular and adjustable in size;

the second hoop (2) is annular and adjustable in size;

the handle assembly (3) is movably arranged on the first hoop (1);

the linkage rod (4) is connected with the handle assembly (3) and connected between the first hoop (1) and the second hoop (2);

when the handle assembly (3) is operated, the second hoop (2) is interlocked by the interlocking rod (4) and synchronously clamped or loosened with the first hoop (1).

2. The quick release device of claim 1,

the first hoop (1) is provided with a first notch (11) and is elastic, two ends of the first hoop (1) are respectively provided with a first connecting part (12) and a second connecting part (13) which are oppositely arranged, the first connecting part (12) and the second connecting part (13) are mutually spaced, and the first connecting part (12) and the second connecting part (13) are respectively provided with a first through hole (121) and a second through hole which are oppositely arranged;

the second hoop (2) is provided with a second gap (21) and is elastic, two ends of the second hoop (2) are respectively provided with a third connecting part (22) and a fourth connecting part (23) which are oppositely arranged, the third connecting part (22) and the fourth connecting part (23) are mutually spaced, and the third connecting part (22) and the fourth connecting part (23) are respectively provided with a third through hole (221) and a first fastening hole (231) which are oppositely arranged;

one end of the linkage rod (4) is fixedly connected with the handle assembly (3), and the other end of the linkage rod (4) sequentially and movably penetrates through the first through hole (121), the second through hole and the third through hole (221) to be fixedly connected with the first fastening hole (231).

3. The quick release device according to claim 2, wherein the first fastening hole (231) is an internally threaded hole, and the end of the linkage rod (4) is screwed into the first fastening hole (231) and fixedly connected with the fourth connecting part (23).

4. The quick release device according to claim 2, wherein a first reinforcing part (5) is arranged between the first hoop (1) and the second hoop (2), and the first reinforcing part (5) is fixedly connected with or integrally formed with the first hoop (1) and the second hoop (2).

5. A quick release device according to claim 4, wherein one end of the first reinforcement (5) is connected to the second connection portion (13) and the other end of the first reinforcement (5) is connected to the third connection portion (22).

6. A quick-release device according to claim 1, characterised in that said handle assembly (3) comprises:

the rotating shaft (31) is fixedly connected with the end part of the linkage rod (4);

the operating handle (32) is provided with a handle part (321) and a cam part (322), the cam part (322) is provided with a shaft hole (3221), and the operating handle (32) is sleeved on the rotating shaft (31) through the shaft hole (3221) and can rotate around the rotating shaft (31).

7. The quick release device according to claim 6, wherein a second fastening hole (311) is formed in the rotating shaft (31), and the end of the linkage rod (4) is screwed into the second fastening hole (311) and is fixedly connected with the rotating shaft (31).

8. The quick release device according to claim 6, wherein the handle assembly (3) further comprises a support seat (33), the support seat (33) is provided with a curved surface-shaped action surface (331) and a fourth through hole (332), the support seat (33) is sleeved on the linkage rod (4) and is located between the operating handle (32) and the first hoop (1), and the action surface (331) is attached to the surface of the cam portion (322).

9. A quick release device according to claim 7, wherein the axial direction of the second fastening hole (311) is perpendicular to the axial direction of the rotation shaft (31).