CN218141952U

CN218141952U - Handle-hidden quick-release structure for bicycle

Info

Publication number: CN218141952U
Application number: CN202221860941.9U
Authority: CN
Inventors: 刘卫庭
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-12-27
Anticipated expiration: 2032-07-19

Abstract

The utility model relates to a bicycle hides handle formula rapid disassembly structure, it includes that the quick detach connects one and pulls the group, the quick detach is that a lock screw combines in the axostylus axostyle of bicycle, pulls the group and includes wrench, pull axle, joint ball, the axostylus axostyle axially wears to establish a through-hole, the head of axostylus axostyle one end is cut open radially and is established a directional groove and concave ball rolling groove, utilize wrench at ordinary times to block in directional groove, the wrench is in the through-hole within range connection with the joint ball together; the wrench shaft and the joint ball are usually hidden in the through hole of the shaft rod, during implementation, the wrench shaft is axially pulled out until the joint ball contacts the ball rolling groove to form a fulcrum effect, the wrench shaft is vertically transferred outwards to form the wrench shaft clamped in the orientation groove, so that the rotary wrench head synchronously drives the shaft rod to rotate, the quick release is smoothly loosened or screwed, and the quick release connection related elements are conveniently combined and disassembled.

Description

Handle-hidden type quick-release structure for bicycle

Technical Field

The utility model relates to a traffic apparatus technical field indicates the quick detach who is applicable to the bicycle especially, hides in the quick detach and establishes one and pull the group, hides at ordinary times in the quick detach, when wanting to dismantle, pulls out and pulls the group and control the rotation, makes quick detach dismantle fast and make up in the bicycle suitable department.

Background

At present, the bicycle has the advantages of body building, environmental protection, leisure and the like, is popular with people all over the world and has a plurality of varieties. The structure of the bicycle is convenient for dismounting, replacing or adjusting elements, the quick dismounting is often realized between the combination of a hub and a wheel shaft and at the position where a seat tube is connected with a seat cushion tube.

In order to avoid the need of carrying a manual tool to drive the operating shaft lever, the through shaft type quick release mainly comprises a quick release lever, a shaft lever and a pin, as described in patent document of bicycle handle-hidden quick release structure (hereinafter referred to as citation document) of certificate number I728299, wherein the quick release lever comprises a lever body and an end cap, the lever body is provided with a shaft hole along the axial direction, the end cap is provided with a groove and a through hole which is radially arranged and penetrates through the groove, and the groove can be communicated with the shaft hole; the shaft handle is provided with a handle body and a long slotted hole arranged along the axial direction of the handle body, and the handle body can penetrate through the cutting groove and be contained in the shaft body, so that the long slotted hole can correspond to the through hole; after the through hole is penetrated through by the pin, the shaft handle is pulled out from the shaft body, the shaft handle can be abutted against the long slotted hole through the pin without falling out of the shaft body and can be abutted against the sectional groove, and the shaft handle can be pulled to drive the shaft body to rotate so as to achieve the purpose that the wheel can be quickly detached or fixed on a structure of a fork.

The handle body of the shaft handle can be pulled out by reference citation documents, and then the rod body is driven to rotate, so that the wheel set can be taken out after the rod body is driven to be loosened, and a manual tool is not required to be prepared for pulling the rotating rod body. However, the processing and manufacturing are complicated by referring to the configuration of the components of the cited structure; for example, the plate head of the shaft handle needs to be provided with a positioning structure, the handle body of the shaft handle needs to be dug to form a sectional groove, and in addition, an end cover separated from the quick-release rod body needs to be manufactured, and besides the sectional groove, the end cover needs to be provided with a pin, such as a screw-head-shaped clamping piece, a screw hole and the like, so that the component is complicated, and the manufacturing cost is increased.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above problems, and it is therefore an object of the present invention to provide a handle-hidden quick release structure for a bicycle, which is mainly used to pull a pulling assembly structure with a shaft lever rotating, and utilizes the contact between a joint ball and a ball rolling groove to form a universal rotation effect, so that the pulling assembly structure can be hidden in a quick release structure with simple structure, low cost, and smooth operation.

The utility model provides a handle formula rapid disassembly structure is hidden to bicycle, it is that a quick detach is connected one and is pulled the group, but this quick detach includes that a screw lock combines in the axostylus axostyle of bicycle, wherein:

one end of the shaft lever is a head part, and the tail end of the other end of the shaft lever is provided with an external thread end; and

the pulling group comprises a through hole arranged on the whole body in the shaft lever, and a directional groove radially recessed on the whole body at the head of the shaft lever, wherein the directional groove forms a concave arc-shaped ball rolling groove corresponding to two opposite sides of the through hole; the wrench group comprises a wrench head and a wrench shaft;

the wrench head comprises a first side and a second side opposite to the first side, the first side can be correspondingly matched with the orientation groove in a concave-convex mode, the center of the first side of the wrench head is communicated with the ball rolling groove and is provided with an inner connecting groove, the outer diameter of the wrench shaft can be contained in the orientation groove, the wrench shaft can axially move along the through hole, one end of the wrench shaft is provided with a joint end used for being connected with the inner connecting groove of the wrench head, the other end of the wrench shaft is provided with a joint ball with the ball diameter larger than the outer diameter of the wrench shaft, the joint ball is suitable for freely sliding in the ball rolling groove, and the tail end of the joint ball is inwards provided with a non-circular clamping groove; the wrench shaft is pulled out to allow the joint ball to use the ball rolling groove as a fulcrum, so that the wrench shaft moves outwards transversely to be clamped in the directional groove, and the shaft lever is driven to rotate to have the effects of assembly and disassembly.

Furthermore, an internal thread is formed on the inner peripheral side of the inscribed groove of the wrench head, and the joint end of the wrench shaft is an external thread surface correspondingly screwed to the inscribed groove.

The utility model provides another handle formula rapid disassembly structure is hidden to bicycle, it is that a quick detach is connected one and is pulled the group, but this quick detach includes that a lock screw combines in the axostylus axostyle of bicycle, wherein:

the pulling group comprises a through hole arranged on the inner through body of the shaft lever and a directional groove radially recessed on the inner through body of the head part of the shaft lever, and the directional groove forms a ball rolling groove in an inwards concave arc shape corresponding to two opposite sides of the through hole; and the wrenching group comprises a wrench head and a joint ball, wherein:

the wrench head comprises a first side and a second side opposite to the first side, the first side can be correspondingly matched with the orientation groove in a concave-convex mode, the wrench shaft is vertically and directly extended from the first side to form a T shape, an inner connecting groove is concavely arranged at the tail end of the wrench shaft, one end of the joint ball is correspondingly connected with the inner connecting groove to form a connecting end, and a non-circular clamping groove is concavely arranged at the tail end of the joint ball; when the wrench shaft is pulled out, the joint ball takes the ball rolling groove as a fulcrum to form that the wrench shaft moves outwards and transversely to be clamped in the directional groove to drive the shaft lever to rotate so as to have the effects of assembly and disassembly.

Furthermore, an internal thread is formed on the inner circumference side of the inner connecting groove of the wrench shaft, and the joint end of the joint ball is correspondingly screwed on an external thread surface of the inner connecting groove.

Therefore, the utility model can provide the following functions:

1. the utility model discloses a pull group hide in at ordinary times and arrange in the hiding nature of quick detach good, and the operation uses to pull the group and controls the effect of quick detach quick and smooth. The utility model discloses be equipped with a radial orientation groove in the head of axostylus axostyle one end, and be equipped with the ball slot rolling in orientation groove central authorities, and pull the pulling shaft of group hide at ordinary times in the axostylus axostyle of quick detach, the pulling shaft end is established to a joint ball, when wanting to implement, as long as pull out the pulling shaft, until joint ball and ball slot rolling form the sphere contact, the outer pulling shaft of pulling out the axostylus axostyle is provided, universal pivoted function has, make the pulling shaft turn to perpendicularly and the card is made in the orientation groove, make the pulling shaft combine the axostylus axostyle, so pull the pulling shaft and form rotatoryly, just can drive the rotation of axostylus axostyle, make the axostylus axostyle produce the pine and move back or the fastening, make the quick detach pine move back, the state of fastening, accomplish fast and dismantle, the purpose of the relevant position subassembly of combination bicycle.

2. The components of the utility model are simple and uncomplicated, and the shape is simple, thus effectively reducing the cost; and moreover, the device does not have small elements such as pins and the like, is quick to assemble and is not easy to lose the elements.

Drawings

FIG. 1 is a perspective view of the rear fork of the preferred embodiment of the present invention;

FIG. 2 is a perspective view of the present invention;

fig. 3 is an exploded view of a three-dimensional component of the preferred embodiment of the present invention;

FIG. 4 is a sectional view of the preferred embodiment of the present invention;

fig. 5 is a partially enlarged sectional view of the preferred embodiment of the present invention;

fig. 6 is a first diagram illustrating the operation of the preferred embodiment of the present invention;

FIG. 7 is a perspective view of a second embodiment of the present invention;

FIG. 8 is a three-dimensional schematic view illustrating the operation of the preferred embodiment of the present invention;

fig. 9 is an exploded view of a perspective component of another preferred embodiment of the present invention.

Description of reference numerals:

100: quick disassembling; 10: a shaft lever; 11: a head portion; 12: an externally threaded end; 13: a gasket; 20. 201: pulling the group; 21: a through hole; 22: an orientation groove; 24: rolling a ball into a groove; 30. 301: a wrench head; 31: a first side; 32: a second side; 33. 43: an interconnecting slot; 40. 401: a wrench shaft; 41. 451: a joint end; 42. 45: a joint ball; 60: a rear lower fork; 61. 611: hooking claws; 62: through holes; 63: a lock hole; 70: and a rear wheel set.

Detailed Description

The present invention relates to a handle-hidden quick release structure for a bicycle, and more particularly, to a handle-hidden quick release structure for a bicycle, which is a preferred embodiment of the present invention with reference to fig. 1 to 8, and fig. 9 is another preferred embodiment of the present invention; referring to fig. 1, 2 and 3, two rear bottom forks 60 of a bicycle are respectively formed with a hook 61 at the end, one hook 61 transversely penetrates a through hole 62, and the other hook 611 is provided with an internal threaded locking hole 63, so that a rear wheel set 70 including a hub is installed between the through hole 62 and the locking hole 63, and the rear wheel set 70 is rotatably installed between the rear bottom forks 60 by a quick release 100 through the middle of the rear wheel set 70. The utility model discloses the key feature lies in the structure of quick detach 100.

The utility model discloses a quick detach 100 includes an axostylus axostyle 10, a wrench group 20, and wherein axostylus axostyle 10 one end forms a head 11, and the other end is terminal to be established to an external screw thread end 12, wears to overlap one on the axostylus axostyle 10 and can support and lean on the gasket 13 between colluding claw 61 and head 11, should pull group 20 movably and connect in axostylus axostyle 10, when needs use, but the pull out wrench group 20 can rotate to control the rotation of axostylus axostyle 10.

As shown in fig. 2, 3 and 4, the pulling group 20 includes a through hole 21 formed through the shaft 10, a guide groove 22 radially recessed through the head 11 of the shaft 10, and a concave arc-shaped ball rolling groove 24 formed at the center of the guide groove 22 and corresponding to two opposite sides of the through hole 21; the wrench group 20 comprises a wrench head 30 and a wrench shaft 40;

the wrench head 30 is a nearly rectangular block and comprises a first side 31 and a second side 32, the first side 31 can be inserted into the directional groove 22 correspondingly and transversely to form concave-convex fit, the second side 32 is partially and vertically exposed out of the directional groove 22, the outline of the outer periphery of the wrench head 30 corresponds to the shape of the head 11 and is not exposed, the wrench head 30 is communicated with the through hole 21 and the hollow part of the ball rolling groove 24 at the center of the first side 31, and an internal connecting groove 33 with an internal thread is concavely arranged; and

the wrench shaft 40 is in the shape of a shaft lever, the outer diameter of the wrench shaft can be allowed to be placed in the orientation groove 22, the wrench shaft 40 can move axially along the through hole 21 of the shaft lever 10, one end of the wrench shaft is provided with a joint end 41 with an external thread, the other end of the wrench shaft is provided with a joint ball 42 with a spherical diameter larger than the outer diameter of the wrench shaft 40, the joint ball 42 can slide and rotate corresponding to the inner radian of the ball rolling groove 24, the tail end of the joint ball 42 is inwards concavely provided with a hexagonal or polygonal inner connecting groove 43 for clamping the inner connecting groove 43 by a manual tool, and the wrench shaft 40 is screwed on the wrench head 30;

when the assembly is carried out, the shaft lever 10 and the rear wheel set 70 are installed between the two

hooks

61, 611 of the two rear forks 60, and the external thread end 12 of the shaft lever 10 is screwed and fixed in the lock hole 63, so that the quick release 100 of the utility model can be installed; the wrench shaft 40 is inserted into the through hole 21 at the external thread end 12 with the engaging end 41 facing the head 11, the first side 31 of the wrench head 30 is inserted into the orientation groove 22, the internal groove 33 is aligned with the through hole 21, and then, as shown in fig. 4 and 5, the internal groove 43 is connected by a hand tool, the hand tool is driven to rotate and screw-lock the engaging end 41 of the wrench shaft 40 in the internal groove 33 of the wrench head 30, so that the wrench shaft 40 and the wrench head 30 form a fixed connection state, at this time, the wrench shaft 40 is completely hidden in the shaft rod 10, only the second side 32 of the wrench set 20 is exposed outside the head 11, and the appearance is as shown in fig. 1.

When the wrench set 20 is used, as shown in fig. 6, 7 and 8, the second side 32 of the wrench set 20 is grasped, so that the wrench set 20 is pulled out of the through hole 21 toward the head 11, and the wrench head 30 and the wrench shaft 40 are pulled out until the joint ball 42 of the wrench shaft 40 is abutted by the inner arc surface of the ball rolling groove 24, so that the wrench shaft 40 is not pulled out completely and separated from the shaft rod 10; secondly, the joint ball 42 of the wrench shaft 40 rotates ninety degrees towards one side by taking the ball rolling groove 24 as a fulcrum, so that the wrench shaft 40 is in concave-convex fit into the orientation groove 22 to form part of the axial volume of the wrench shaft 40 and expose the wrench head 30, and the direction is the same as that of the orientation groove 22, so that the wrench shaft 40 is connected with the shaft rod 10; then, the wrench head 30 is grasped to rotate counterclockwise, so that the wrench shaft 40 located in the orientation slot 22 synchronously drives the shaft lever 10 to rotate counterclockwise, the external thread end 12 of the shaft lever 10 is completely loosened along the lock hole 63 of the hook 611 until the thread engagement state is released, and the rear wheel set 70 can be disassembled.

In addition, another preferred embodiment shown in fig. 9 is another embodiment of the wrench set 201, wherein the wrench head 301 is vertically connected with a wrench shaft 401 at the first side 31 to form a T-shaped element body, the extending end of the wrench shaft 401 is concavely provided with an internal threaded inner connecting groove 43, the wrench head 301 is connected with a joint ball 45 through the wrench shaft 401, the joint ball 45 is spherical, one end of the joint ball extends to a joint end 451 of a section of external thread, and the joint ball 45 is still concavely provided at the end as the inner connecting groove 43 of fig. 4;

therefore, the wrench head 301 extends into the through hole 21 of the head 11 by one end of the wrench shaft 401 until the first side 31 of the wrench head 301 is engaged with the orientation groove 22, the joint ball 45 enters the through hole 21, the joint ball 45 is driven by a hand tool, and the joint end 451 is screwed and fixed on the inner connecting groove 43 of the wrench shaft 401; therefore, when the wrench head 301 is pulled out, the joint ball 45 still enters the ball rolling groove 24, the wrench shaft 401 is vertically pulled out to be matched with the orientation groove 22 in a concave-convex manner, and the wrench head 301 and the wrench shaft 401 are pulled to drive the shaft lever 10 to be loosened, so that the rear wheel set 70 shown in fig. 4 is disassembled.

The foregoing is a description of the embodiments of the present invention and the technical principles applied thereto, and it should be understood that the functional effects produced by the modifications made in the conception of the present invention are not beyond the spirit of the present invention.

Claims

1. The utility model provides a handle formula rapid disassembly structure is hidden to bicycle which characterized in that, connects one including a quick detach and pulls the group, but this quick detach includes that a lock by screw combines in the axostylus axostyle of bicycle, wherein:

the pulling group comprises a through hole arranged on the inner through body of the shaft lever and a directional groove radially recessed on the inner through body of the head part of the shaft lever, and the directional groove forms a ball rolling groove in an inwards concave arc shape corresponding to two opposite sides of the through hole; the wrench group comprises a wrench head and a wrench shaft;

the wrench head comprises a first side and a second side opposite to the first side, the first side is correspondingly matched with the orientation groove in a concave-convex mode, an inner connection groove is formed in the center of the first side of the wrench head and communicated with the ball rolling groove, the outer diameter of the wrench shaft is contained in the orientation groove, the wrench shaft moves axially along the through hole, one end of the wrench shaft is provided with a joint end used for being connected with the inner connection groove of the wrench head, the other end of the wrench shaft is provided with a joint ball, the diameter of the joint ball is larger than the outer diameter of the wrench shaft, the joint ball is suitable for freely sliding in the ball rolling groove, and the tail end of the joint ball is internally concave into a non-circular clamping groove.

2. The quick release structure of a hidden handle for a bicycle as claimed in claim 1, wherein the wrench head has an inner thread formed on an inner peripheral side of the inner slot, and the engagement end of the wrench shaft is an outer thread surface correspondingly threadedly engaged with the inner slot.

3. The utility model provides a handle formula rapid disassembly structure is hidden to bicycle which characterized in that, connects one including a quick detach and pulls the group, but this quick detach includes that a lock by screw combines in the axostylus axostyle of bicycle, wherein:

the wrench head comprises a first side and a second side opposite to the first side, the first side is correspondingly matched with the orientation groove in a concave-convex mode, the first side is vertically and directly connected with the wrench shaft to form a T shape, an inner connecting groove is formed in the tail end of the wrench shaft in a concave mode, one end of the joint ball is connected with the inner connecting groove in a corresponding mode to form a joint end, and a non-circular clamping groove is formed in the tail end of the joint ball in a concave mode.

4. The quick release structure of a hidden handle for a bicycle as claimed in claim 3, wherein the wrench shaft has an inner thread formed on an inner peripheral side of the inner groove, and the joint ball has an outer thread surface correspondingly threadedly engaged with the inner groove.