CN213109669U

CN213109669U - But angle of rapid adjustment's stem

Info

Publication number: CN213109669U
Application number: CN202021836198.4U
Authority: CN
Inventors: 曹长伟; 张成伟; 曹书朋; 覃宏祥; 杨再林
Original assignee: Shenzhen Changweixin Hardware Technology Co ltd
Current assignee: Shenzhen Changweixin Hardware Technology Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-04
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a but angle of rapid adjustment's is upright, including front connection, back connector, bolt, compression spring, eccentric handle and pivot, front connection and back connector pass through bolted connection, be provided with first stopper piece and second stopper piece on the looks proximal surface of front connection and back connector respectively, first stopper piece can mutually support the locking with the second stopper piece to prevent front connection and back connector relative rotation, first recess has been seted up on the front connection, the second recess has been seted up on the back connector, compression spring's both ends are located first recess and second recess respectively, and the cover is established on the bolt, eccentric handle passes through the pivot and links to each other with the bolt, is used for adjusting the tightness of the adjacent surface laminating of front connection and back connector. The utility model provides a pair of but quick adjustment angle's handle is found, can adjust the angle of front connector and rear joint through the handle, has reduced user's trouble, so convenient operation.

Description

But angle of rapid adjustment's stem

Technical Field

The utility model relates to a bicycle field, but a quick adjustment angle's stem is related to specifically saying so.

Background

At present, the bicycle is not a simple walking tool any more, and becomes a body-building tool for people to exercise. In the bicycle field, the height of a vertical pipe handlebar is often required to be adjusted according to the height and the arm length of a rider when the rider rides the bicycle, so that the rider can ride the bicycle more comfortably. The problem that has solved above for the current patent of application number CN200520055161.7, but angle modulation riser structure uses screw locking's structure in this patent, rides passerby and only can utilize appurtenance such as spanner to loosen the screw after, just can adjust the angle of riser, still will utilize appurtenance such as spanner to lock the demand that just can realize angular adjustment at last. Such a design brings about a lot of trouble to the rider, thereby causing inconvenience in operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but quick adjustment angle's is upright, can realize the demand to front connector and rear connector angular adjustment, convenient operation through partial to the handle.

The utility model discloses a but quick angle regulation's the technical scheme who adopts immediately is:

a handle capable of adjusting an angle rapidly comprises a front joint, a rear joint, a bolt, a compression spring, an eccentric handle and a shaft pin, wherein the front joint is connected with the rear joint through the bolt, a first stopping piece and a second stopping piece are arranged on adjacent surfaces of the front joint and the rear joint respectively, the first stopping piece and the second stopping piece can be matched and locked with each other to prevent the front joint and the rear joint from rotating relatively, a first groove is formed in the front joint, a second groove is formed in the rear joint, two ends of the compression spring are located in the first groove and the second groove respectively and sleeved on the bolt, and the eccentric handle is connected with the bolt through the shaft pin and used for adjusting the tightness of the fit of the adjacent surfaces of the front joint and the rear joint.

Preferably, the first stopping member is a third groove, the second stopping member is a protrusion, and the protrusion can be embedded in the third groove to stop each other.

Preferably, the cross section of the third groove is parabolic, and the cross section of the protrusion is parabolic and is arranged corresponding to the third groove.

Preferably, the number of the third grooves is multiple, and the number of the protrusions is multiple and is arranged corresponding to the third grooves.

According to the preferable scheme, a fourth groove is formed in the front connector, a first through hole is formed between the fourth groove and the first groove, the central axes of the first groove, the first through hole and the fourth groove are consistent, a second through hole is formed in the bottom of the second groove, the central axes of the second groove and the second through hole are consistent, the bolt sequentially penetrates through the fourth groove, the first through hole, the first groove, the second groove and the second through hole and then is in threaded connection with the shaft pin, and the head of the bolt is located in the fourth groove.

Preferably, the bolt further comprises a gasket, a third through hole is formed in the gasket, and the gasket is located between the eccentric handle and the rear joint and sleeved on the bolt.

Preferably, two sides of the gasket are spherical and planar respectively, the two sides of the gasket which are spherical and planar are attached to the rear joint and the eccentric handle respectively, a fifth groove matched with the gasket is formed in the rear joint, and a sixth groove matched with the eccentric handle is formed in one side of the gasket which is planar.

Preferably, the locking device further comprises a locking knob, and the locking knob is used for locking the eccentric handle on the front joint.

The utility model discloses a but angle of rapid adjustment's the upright beneficial effect is: the front joint and the rear joint are connected through the bolt, the eccentric handle is connected with the bolt through the shaft pin, when the angle of the front joint and the angle of the rear joint need to be adjusted, the eccentric handle is rotated towards the direction far away from the front joint and the rear joint, the extrusion force of the eccentric handle on the front joint and the rear joint is relieved, the front joint and the rear joint are far away from each other along the axis direction of the bolt under the elastic force of the compression spring, and the locking between the first stopping piece and the second stopping piece is relieved, so that the front joint and the rear joint can rotate around the bolt to adjust the angle. After the angle adjustment of the front joint and the rear joint is finished, the eccentric handle is rotated towards the direction close to the front joint and the rear joint, the front joint and the rear joint are close to each other and are attached together along the axis direction of the bolt under the extrusion force of the heads of the eccentric handle and the bolt, the front joint and the rear joint are mutually matched and locked through the first stopping piece and the second stopping piece on the adjacent surfaces of the front joint and the rear joint, the front joint and the rear joint cannot rotate around the bolt, the adjusted angle of the front joint and the rear joint cannot be changed due to other acting force, and meanwhile, the compression spring contracts under the extrusion force of the front joint and the rear joint. Therefore, the angle of the front joint and the rear joint can be quickly adjusted without using auxiliary tools such as a spanner and the like, the trouble of a user is reduced, and the operation is convenient.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a handle of the present invention with a rapidly adjustable angle;

FIG. 2 is an exploded view of a handle of the present invention with a quick angle adjustment;

FIG. 3 is a schematic view of a front joint of the present invention with a handle capable of adjusting the angle rapidly;

FIG. 4 is a schematic view of a rear joint of the present invention with a handle capable of adjusting the angle rapidly;

fig. 5 is a schematic view of a vertical gasket of the present invention with a fast angle adjustment.

Detailed Description

The invention will be further elucidated and described with reference to the following embodiments and drawings in which:

referring to fig. 1 to 4, a grip stand capable of adjusting an angle rapidly includes a front joint 10, a rear joint 20, a bolt 30, a compression spring 40, an eccentric handle 50, a shaft pin 60, a washer 70 and a locking knob 80. A first groove 11 and a fourth groove 12 are formed in the front connector 10, the first groove 11 is communicated with the fourth groove 12 through a first through hole 13, and the central axes of the first groove 11, the first through hole 13 and the fourth groove 12 are consistent; the rear joint 20 is provided with a second groove 21 and a fifth groove 22, the second groove 21 and the fifth groove 22 are communicated through a second through hole 23, and the central axes of the second groove 21 and the second through hole 23 are consistent; the two sides of the gasket 70 are spherical and planar respectively, a sixth groove 71 is formed in one planar side of the gasket 70, a third through hole 72 is formed in the bottom of the sixth groove 71, the bolt 30 sequentially penetrates through the fourth groove 12, the first through hole 13, the first groove 11, the second groove 21, the second through hole 23, the fifth groove 22 and the third through hole 72 and then is in threaded connection with the shaft pin 60, the head of the bolt 30 is located in the fourth groove 12, the shaft pin 60 is fixedly connected with the eccentric handle 50, the gasket 70 is located between the rear joint 20 and the eccentric handle 50, one spherical side of the gasket 70 is attached to the bottom of the fifth groove 22, and the eccentric handle 50 is attached to the bottom of the sixth groove 71; the two ends of the compression spring 40 are respectively positioned in the first groove 11 and the second groove 21 and are sleeved on the bolt 30.

The front joint 10 and the rear joint 20 are connected together through bolts 30, a plurality of third grooves 14 are formed in the surfaces of the front joint 10 adjacent to the rear joint 20, a plurality of protrusions 24 corresponding to the third grooves 14 are formed in the surfaces of the rear joint 20 adjacent to the front joint 10, the cross sections of the third grooves 14 are parabolic, and the cross sections of the protrusions 24 are parabolic and correspond to the third grooves 14. When the front joint 10 and the rear joint 20 are attached to each other, the protrusions 24 are respectively located in the third grooves 14, and the front joint 10 and the rear joint 20 are prevented from rotating around the bolt 30 by the mutual engagement of the protrusions 24 and the third grooves 14.

When the eccentric handle 50 is rotated in a direction to approach the rear joint 20, the front joint 10 and the rear joint 20 approach and are attached to each other in the axial direction of the bolt 30 under the pressing force of the eccentric handle 50 and the head of the bolt 30, the plurality of protrusions 24 are respectively located in the plurality of third grooves 14, and the compression spring 40 is in a contracted state. Under the stopping action of the protrusion 24 and the third groove 14, the front joint 10 and the rear joint 20 cannot rotate around the bolt 30, so that the eccentric handle 50 can be quickly locked on the front joint 10 and the rear joint 20, and the eccentric handle 50 is also locked on the front joint 10 through the locking knob 80 to prevent the eccentric handle 50 from being rotated by mistake.

When the locking knob 80 is unlocked from the eccentric handle 50 and the eccentric handle 50 is rotated in a direction away from the rear joint 20, the pressing force of the heads of the eccentric handle 50 and the bolt 30 on the front joint 10 and the rear joint 20 disappears, the front joint 10 and the rear joint 20 are separated from each other in the axial direction of the bolt 30 under the action of the resilient force of the compression spring 40, when the protrusion 24 leaves the third groove 14, the stop between the front joint 10 and the rear joint 20 disappears, and the front joint 10 and the rear joint 20 can rotate around the bolt 30, so that the angle between the front joint 10 and the rear joint 20 can be adjusted, and at this time, the eccentric handle 50 can be quickly opened to the front joint 10 and the rear joint 20, so that the angle adjustment between the front joint 10 and the rear joint 20 can be required without using an auxiliary tool such as a wrench, and the operation is convenient.

The gasket 70 is additionally arranged between the rear joint 20 and the eccentric handle 50, so that the tightness degree between the eccentric handle 50 and the rear joint 20 can be adjusted, and the front joint 10 and the rear joint 20 can be locked better.

One side of the spacer 70 is spherical, and the rear joint 20 is provided with a spherical surface with the spacer 70

The laterally mating fifth groove 22 facilitates a snug fit between the gasket 70 and the rear tab 20.

The plane side of the spacer 70 is provided with a sixth groove 71 matched with the eccentric handle 50, which is beneficial to the close fit between the eccentric handle 50 and the spacer 70.

The front joint 10 is provided with a fourth groove 12, and the head of the bolt 30 is located in the fourth groove 12, which is beneficial to the close fit between the head of the bolt 30 and the front joint 10.

To sum up, the front joint 10 and the rear joint 20 are connected through the bolt 30, the head of the bolt 30 is located in the fourth groove 12 on the front joint 10, the bolt 30 is connected with the eccentric handle 50 through the shaft pin 60, and the locking and unlocking of the front joint 10 and the rear joint 20 are realized through the eccentric handle 50, so that the adjustment of the angle between the front joint 10 and the rear joint 20 is facilitated; meanwhile, in order to ensure the locking firmness of the front connector 10 and the rear connector 20, a plurality of third grooves 14 are formed in the adjacent surfaces of the front connector 10 and the rear connector 20, a plurality of protrusions 24 are formed in the adjacent surfaces of the rear connector 20 and the front connector 10, and the locking firmness of the front connector 10 and the rear connector 20 is realized through the mutual locking between the third grooves 14 and the protrusions 24.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The handle capable of quickly adjusting the angle comprises a front joint, a rear joint, a bolt and a compression spring, and is characterized by further comprising an eccentric handle and a shaft pin, wherein the front joint and the rear joint are connected through the bolt, a first stopping piece and a second stopping piece are respectively arranged on the adjacent surfaces of the front joint and the rear joint, the first stopping piece and the second stopping piece can be mutually matched and locked to prevent the front joint and the rear joint from rotating relatively, a first groove is formed in the front joint, a second groove is formed in the rear joint, two ends of the compression spring are respectively located in the first groove and the second groove and sleeved on the bolt, and the eccentric handle is connected with the bolt through the shaft pin and used for adjusting the tightness of the adjacent surfaces of the front joint and the rear joint.

2. The handle stand capable of adjusting angle rapidly as claimed in claim 1, wherein the first stopping member is a third groove, the second stopping member is a protrusion, and the protrusion is capable of being embedded in the third groove to stop each other.

3. The grip capable of rapidly adjusting the angle as set forth in claim 2, wherein the third groove has a parabolic cross-section, and the protrusion has a parabolic cross-section and is disposed corresponding to the third groove.

4. The grip of claim 2, wherein the number of the third grooves is plural, and the number of the protrusions is plural and is corresponding to the third grooves.

5. The handle capable of rapidly adjusting the angle as claimed in claim 1, wherein a fourth groove is formed on the front joint, a first through hole is formed between the fourth groove and the first groove, the central axes of the first groove, the first through hole and the fourth groove are identical, a second through hole is formed at the bottom of the second groove, the central axes of the second groove and the second through hole are identical, the bolt sequentially passes through the fourth groove, the first through hole, the first groove, the second groove and the second through hole and then is in threaded connection with the shaft pin, and the head of the bolt is located in the fourth groove.

6. The handle stand capable of quickly adjusting the angle as claimed in claim 1, further comprising a spacer, wherein a third through hole is formed in the spacer, and the spacer is located between the eccentric handle and the rear joint and sleeved on the bolt.

7. The handle stand capable of quickly adjusting the angle as claimed in claim 6, wherein the two sides of the gasket are respectively spherical and planar, the two sides of the gasket are respectively attached to the rear joint and the eccentric handle, the rear joint is provided with a fifth groove matched with the gasket, and the planar side of the gasket is provided with a sixth groove matched with the eccentric handle.

8. The grip of any one of claims 1 to 7, further comprising a locking knob for locking the over-center handle to the front adapter.