CN216102612U

CN216102612U - Telescopic handlebar for bicycle

Info

Publication number: CN216102612U
Application number: CN202122780654.9U
Authority: CN
Inventors: 周柏军
Original assignee: Zhejiang Zifeng Bicycle Co ltd
Current assignee: Zhejiang Zifeng Bicycle Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-03-22
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses a telescopic handlebar for a bicycle, which has the technical scheme that: the handlebar is characterized by comprising a middle handle, wherein two ends of the middle handle are connected with a handlebar holding rod in a sliding mode through sliding rods, one side, far away from the middle handle, of the handlebar holding rod is rotatably connected with a rotating handle, a clamping groove matched with the rotating handle is formed in the handlebar holding rod, the rotating handle is provided with a limiting mechanism, and a limiting hole corresponding to the limiting mechanism is formed in the handlebar holding rod; an extension spring is arranged between the handlebar holding rod and the rotating handle, one end of the extension spring is rotatably connected in the handlebar holding rod, and the other end of the extension spring is rotatably connected in the rotating handle; the rotating handle can rotate to a vertical position or a horizontal position, and a rider can adjust the mode of holding the handle bar, so that the practicability of the device is improved.

Description

Telescopic handlebar for bicycle

Technical Field

The utility model relates to the technical field of bicycle parts, in particular to a telescopic handlebar for a bicycle.

Background

The front wheel of the bicycle is connected with a handle through a front fork, the top end of the front fork is provided with a fork head, bicycle handles are fixed on the left side and the right side of the fork head, and the front fork is driven by the handles to rotate to control the steering of the bicycle when the bicycle is steered.

According to the current Chinese patent with the publication number of CN214001941U, the bicycle handlebar with the telescopic function is disclosed, the bicycle handlebar comprises an outer sleeve, a locking sliding block, an inner adjusting screw rod, an adjusting rotary block and a handle, the outer sleeve is arranged on the left side and the right side of a fork head, the inner adjusting screw rod is transversely arranged inside the outer sleeve, the outer wall, far away from one end of the fork head, of the outer sleeve is provided with the adjusting rotary block and the locking sliding block, the locking sliding block is located on the inner side of the adjusting rotary block, an annular outer tooth block is arranged on the side, close to one end of the fork head, of the adjusting rotary block, the center of the side, far away from one end of the fork head, of the adjusting rotary block is transversely provided with a threaded hole, the threaded hole is meshed with the inner adjusting screw rod, and the threaded hole, provided with a circular inner tooth socket adjusting rotary block, on the side, far away from one end of the fork head, of the locking sliding in the outer sleeve.

The device can realize fine adjustment of the length of the handle, only the locking sliding block needs to be pulled out when the handle is adjusted at every time through the locking sliding block, the adjusting rotating block is screwed to be inserted into the locking sliding block again, the adjustment work of the length of the handle can be completed without tools, and the operation is convenient. However, the above devices still have some disadvantages, such as: the device can not change the mode of holding the handle by the rider, and is not beneficial to the rider to adjust the riding rhythm.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a telescopic handlebar for a bicycle, aiming at solving the problems that the conventional bicycle handlebar cannot change the way of holding the handlebar by a rider and is not beneficial to the rider to adjust the riding rhythm in the background technology.

The technical purpose of the utility model is realized by the following technical scheme:

a telescopic handlebar for a bicycle comprises a middle handle, wherein two ends of the middle handle are connected with a handlebar holding rod in a sliding mode through sliding rods, one side, far away from the middle handle, of the handlebar holding rod is connected with a rotating handle in a rotating mode, a clamping groove matched with the rotating handle is formed in the handlebar holding rod, the rotating handle is provided with a limiting mechanism, and a limiting hole corresponding to the limiting mechanism is formed in the handlebar holding rod; the handlebar is characterized in that an extension spring is arranged between the handlebar holding rod and the rotating handle, one end of the extension spring is rotatably connected into the handlebar holding rod, and the other end of the extension spring is rotatably connected into the rotating handle.

Furthermore, one end of the sliding rod is fixedly connected inside the middle handle head, the other end of the sliding rod is connected inside the handle bar holding rod in a sliding mode, and a sliding groove is formed in the sliding rod; and a fastening screw is in threaded connection with the handlebar holding rod at a position corresponding to the sliding groove.

By adopting the technical scheme, the distance between the handlebar holding rod and the middle handlebar head can be changed by sliding, so that the handlebar can be stretched; the fastening screw plays a limiting role in the sliding groove, and the sliding groove can be compressed by rotating the fastening screw, so that the handlebar holding rod and the middle handlebar head are kept fixed.

Furthermore, the outer side face of one end, connected with the handlebar holding rod, of the rotating handle is provided with a U-shaped groove, the center line of the U-shaped groove and the axis of the extension spring are located on the same plane, and the width of the U-shaped groove is larger than the outer diameter of the extension spring.

Through adopting above-mentioned technical scheme, rotating the handle and rotating to the position department with handlebar holding rod coincidence, extension spring can flare-out and accomodate into the inside in U type groove.

Furthermore, stop gear includes spacing fixture block, reset spring and spacing groove, spacing fixture block passes through reset spring swing joint be in the spacing inslot.

Through adopting above-mentioned technical scheme, spacing fixture block can stretch out and draw back in spacing inslot under reset spring's elasticity effect, and spacing fixture block cooperation spacing hole is fixed the position of turning handle and handlebar holding rod coincidence.

Furthermore, the longitudinal section of the clamping groove is semicircular, and the diameter of the clamping groove is larger than the outer diameter of the rotating handle.

Through adopting above-mentioned technical scheme, rotate the handle and can block in the draw-in groove of handlebar holding rod, and then guarantee the structure planarization of whole handlebar assembly.

Furthermore, a handle sleeve is fixedly arranged at one end of the rotating handle, which is different from the end connected with the handle bar holding rod, the handle sleeve is made of rubber materials, and the surface of the handle sleeve is provided with anti-skid grains.

Through adopting above-mentioned technical scheme, the gloves make things convenient for the passerby of riding to hold and rotate the handle, and rubber materials has good wearability, and anti-skidding line has further strengthened the anti-skidding effect of gloves.

In summary, the utility model mainly has the following beneficial effects:

1. the two ends of the middle handle of the utility model are connected with the handle holding rod through the sliding rod in a sliding way, thereby realizing the telescopic function of the handle assembly; the handlebar holding rod is kept away from one side of middle handle is rotated and is connected with the rotation handle, rotates the handle and can rotate vertical position department, rides passerby and grips both hands on vertical rotation handle, has changed and has ridden passerby and hold the mode of handle, is favorable to riding passerby and adjusts the rhythm of riding, has increased the practicality of this device.

Drawings

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

FIG. 1 is a schematic top view of an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of the intermediate handle, the handlebar grip and the twist grip in an embodiment of the present invention;

fig. 3 is an enlarged view of a point a in fig. 1.

In the figure: 1. a middle handle head; 2. a handlebar grip; 3. rotating the handle; 301. a U-shaped groove; 4. a limiting mechanism; 401. a limiting clamping block; 402. a return spring; 403. a limiting groove; 5. a handle sleeve; 6. an extension spring; 7. fastening screws; 8. a slide bar; 9. a chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 3, a telescopic handlebar for a bicycle comprises a middle handlebar 1, wherein two ends of the middle handlebar 1 are slidably connected with a handlebar holding rod 2 through a sliding rod 8, and the handlebar holding rod 2 can slide through the sliding rod 8, so that the distance from the handlebar holding rod 2 to the middle handlebar 1 is changed, and the telescopic function of a handlebar assembly is realized; one side of the handlebar holding rod 2, which is far away from the middle handlebar head 1, is rotatably connected with a rotating handle 3, the rotating handle 3 can rotate on the handlebar holding rod 2, a clamping groove matched with the rotating handle 3 is formed in the handlebar holding rod 2, and the rotating handle 3 can be clamped in the clamping groove when rotating to a position overlapped with the handlebar holding rod 2; the rotating handle 3 is provided with a limiting mechanism 4, a limiting hole corresponding to the limiting mechanism 4 is formed in the handlebar holding rod 2, and the rotating handle 3 and the handlebar holding rod 2 are kept fixed at a superposed position through the matching of the limiting mechanism 4 and the limiting hole; an extension spring 6 is arranged between the handlebar holding rod 2 and the rotating handle 3, one end of the extension spring 6 is rotatably connected in the handlebar holding rod 2, and the other end of the extension spring is rotatably connected in the rotating handle 3; the extension spring 6 can contract and tighten the swing handle 3 when the swing handle 3 is rotated to a position perpendicular to the handle grip 2, so that the swing handle 3 remains fixed.

Specifically, referring to fig. 1 and 2, one end of the sliding rod 8 is fixedly connected to the inside of the middle handle 1, and the other end is slidably connected to the inside of the handle bar holding rod 2, so that the handle bar holding rod 2 can change the distance from the middle handle 1 through sliding, and the handle bar assembly can be extended and retracted; the slide bar 8 is provided with a sliding groove 9, the handlebar holding rod 2 is provided with a fastening screw 7 corresponding to the sliding groove 9 in threaded connection, the fastening screw 7 plays a role in limiting the sliding groove 9, and the sliding groove 9 can be compressed by rotating the fastening screw 7, so that the handlebar holding rod 2 and the middle handlebar head 1 are kept fixed.

Specifically, referring to fig. 1, a U-shaped groove 301 is formed in the outer side surface of one end of the rotating handle 3 connected with the handlebar holding rod 2, the center line of the U-shaped groove 301 and the axis of the extension spring 6 are located on the same plane, and the width of the U-shaped groove 301 is greater than the outer diameter of the extension spring 6; at the position that the rotating handle 3 rotates to coincide with the handlebar holding rod 2, the extension spring 6 can be straightened and stored in the U-shaped groove 301, and the space of the handlebar assembly is saved.

Specifically, referring to fig. 3, the limiting mechanism 4 includes a limiting latch 401, a return spring 402 and a limiting groove 403, and the limiting latch 401 is movably connected in the limiting groove 403 through the return spring 402; the limiting fixture block 401 can extend and retract in the limiting groove 403 under the elastic force of the return spring 402, and the limiting fixture block 401 is matched with the limiting hole to fix the position of the rotating handle 3, where the rotating handle coincides with the handlebar holding rod 2.

Specifically, referring to fig. 1, the longitudinal section of the clamping groove is semicircular, the diameter of the clamping groove is larger than the outer diameter of the rotating handle 3, the rotating handle 3 can be clamped in the clamping groove of the handlebar holding rod 2, the structural smoothness of the whole handlebar assembly is further guaranteed, and the surface space of the handlebar assembly is saved.

Specifically, referring to fig. 1 and 2, a handle sleeve 5 is fixedly arranged at one end of the rotating handle 3 different from the end connected with the handle bar 2, the handle sleeve 5 is made of rubber material, and the surface of the handle sleeve 5 is provided with anti-skid grains; the handle sleeve 5 is convenient for a rider to hold the rotating handle 3, the rubber material has good wear resistance, and the anti-skid effect of the handle sleeve 5 is further enhanced by the anti-skid lines.

During the working process, when the length of the handlebar assembly needs to be changed, the fastening screw 7 is unscrewed, so that the fastening screw 7 is separated from the sliding groove 9 of the sliding rod 8, then the handlebar holding rod 2 is pulled towards the direction far away from the middle handlebar head 1, and the fastening screw 7 is screwed when the handlebar holding rod is pulled to a proper position, so that the length of the handlebar assembly can be adjusted; when the grip mode of a rider needs to be changed, the limiting fixture block 401 of the limiting mechanism 4 is pressed, so that the limiting fixture block 401 contracts towards the limiting groove 403, meanwhile, the rotating handle 3 is rotated to the vertical direction, and the rotating handle 3 is kept fixed under the contraction action of the extension spring 6; if need will rotate handle 3 and resume horizontal position, rotatory rotation handle 3 can, the spacing fixture block 401 on the rotation handle 3 can with the spacing hole block on handlebar grip 2 under the effect of reset spring 402, play the fixed action to rotation handle 3.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a telescopic handlebar for bicycle, includes middle handle (1), its characterized in that: the two ends of the middle handle (1) are connected with a handle holding rod (2) in a sliding mode through a sliding rod (8), one side, far away from the middle handle (1), of the handle holding rod (2) is connected with a rotating handle (3) in a rotating mode, a clamping groove matched with the rotating handle (3) is formed in the handle holding rod (2), the rotating handle (3) is provided with a limiting mechanism (4), and a limiting hole corresponding to the limiting mechanism (4) is formed in the handle holding rod (2); handlebar holding rod (2) with be provided with extension spring (6) between rotation handle (3), the one end of extension spring (6) is rotated and is connected in handlebar holding rod (2), and the other end is rotated and is connected the inside of rotation handle (3).

2. The telescopic handlebar for bicycles of claim 1, wherein: one end of the sliding rod (8) is fixedly connected inside the middle handle head (1), the other end of the sliding rod is connected inside the handle bar holding rod (2) in a sliding mode, and a sliding groove (9) is formed in the sliding rod (8); and a fastening screw (7) is in threaded connection with the position of the handlebar holding rod (2) corresponding to the sliding groove (9).

3. The telescopic handlebar for bicycles of claim 1, wherein: rotate handle (3) with U type groove (301) have been seted up to the lateral surface of the one end that handlebar holding rod (2) are connected, the central line in U type groove (301) with the axis of extension spring (6) is located the coplanar, the width in U type groove (301) is greater than the external diameter of extension spring (6).

4. The telescopic handlebar for bicycles of claim 1, wherein: the limiting mechanism (4) comprises a limiting clamping block (401), a return spring (402) and a limiting groove (403), and the limiting clamping block (401) is movably connected in the limiting groove (403) through the return spring (402).

5. The telescopic handlebar for bicycles of claim 1, wherein: the longitudinal section of the clamping groove is semicircular, and the diameter of the clamping groove is larger than the outer diameter of the rotating handle (3).

6. The telescopic handlebar for bicycles of claim 1, wherein: the handle sleeve (5) is fixedly arranged at one end of the rotating handle (3) different from the end connected with the handle bar holding rod (2), the handle sleeve (5) is made of rubber materials, and anti-skid lines are arranged on the surface of the handle sleeve (5).