CN214776367U

CN214776367U - Bicycle with double handlebars

Info

Publication number: CN214776367U
Application number: CN202021427331.0U
Authority: CN
Inventors: 吴吉明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-11-19
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a bicycle with double handlebars, which relates to the technical field of bicycles and comprises an upper handlebar and a lower handlebar which are distributed from top to bottom, wherein a first vertical pipe is fixed on the upper handlebar, a second vertical pipe is fixed on the lower handlebar, the first vertical pipe and the second vertical pipe are sleeved and can slide relatively, and the first vertical pipe and the second vertical pipe are fixed by a fixing device; the bicycle is also provided with a stem for fixing the lower handle bar, and the stem is provided with a detachable clamping cover for fastening the lower handle bar; the upper handlebar can be rotated to change the position of the upper handlebar by loosening the clamping cover; from this through changing the fixed position of fixing device on first standpipe and second standpipe, realize the change of first standpipe and second standpipe relative position to the handlebar is gone up in the change and the distance of handlebar under with, and through loosening the clamp cover, the handlebar is gone up in the rotation, makes to go up the handlebar and keeps away from or be close to human trunk, thereby can satisfy different height personnel's the demand of riding of difference.

Description

Bicycle with double handlebars

Technical Field

The utility model relates to a bicycle technical field especially relates to a bicycle with two handlebars.

Background

With the continuous improvement of living standard of people, body health care becomes the focus of increasing attention of people, and most of the existing fitness equipment is fixed in one place, cannot be moved at will and cannot achieve the purpose of outdoor exercises. Therefore, more and more consumers tend to select bicycles integrating fitness, environmental protection, sports and the like. Most of the existing bicycles are bicycles with single handlebars, when the handlebars are low, the back of a human body tilts previously, arms can better support the body, legs can exert force better, and the riding speed can be improved; when the handlebar is higher, the human trunk keeps vertical basically, can the place ahead of observing naturally, and arm support effort is less, and the burden of shoulder, neck is all very little, but the shank is difficult to develop strength rapidly, leads to the speed of riding slow, is difficult to play the effect of body-building. In the prior art, bicycles with upper and lower double handlebars exist, such as the invention patent with the application number of 201710892668.5, so that a rider can change the riding posture, the riding posture is corrected according to the riding requirement, and the bicycle has strong applicability. However, the distance between the upper handlebar and the lower handlebar is fixed, so that the upper handlebar cannot be freely adjusted, and people with different heights cannot be adapted to ride in a more comfortable posture.

Therefore, a bicycle capable of freely adjusting a handlebar, particularly an upper handlebar and a position is needed to adapt to people with different heights and different riding requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a two handlebar bicycles to solve the problem that prior art exists, satisfy the different demands of riding of the personnel of different heights, guarantee the travelling comfort of the process of riding.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides a bicycle with double handlebars, which comprises an upper handlebar and a lower handlebar which are distributed from top to bottom, wherein the upper handlebar is fixed with a first vertical pipe, the lower handlebar is fixed with a second vertical pipe, the first vertical pipe is sleeved with the second vertical pipe, and the first vertical pipe and the second vertical pipe can slide relatively, and the first vertical pipe and the second vertical pipe are fixed by a fixing device; a compression spring is arranged in the second vertical pipe, and after the first vertical pipe and the second vertical pipe are installed, the upper end and the lower end of the compression spring are respectively abutted against the upper handlebar and the lower handlebar and are in a compression state under the action of the upper handlebar;

the bicycle is also provided with a stem for fixing the lower handle bar, and the stem is provided with a detachable clamping cover for fastening the lower handle bar; the upper handle bar can be rotated to change the position of the upper handle bar by releasing the clamping cover.

Preferably, the first vertical pipe is slidably sleeved outside the second vertical pipe, and the free length of the compression spring is greater than the length of the second vertical pipe and less than the sum of the lengths of the first vertical pipe and the second vertical pipe.

Preferably, the fixing device comprises a nut fixed on the side wall of the first vertical pipe and a threaded fixing piece matched with the nut, and the threaded fixing piece is matched with the nut and penetrates through the side wall of the first vertical pipe to press and fix the second vertical pipe.

Preferably, a plurality of pits are axially formed in the side wall of the second vertical pipe, and after the thread fixing piece is screwed down, the end portion of the thread fixing piece props against the pits.

Preferably, the number of the pits is 3-5.

Preferably, the first vertical pipe and the second vertical pipe are respectively and symmetrically arranged in parallel.

Preferably, the interval between the two first vertical pipes is 120 mm.

Preferably, the length of each of the first vertical pipe and the second vertical pipe is 150 mm.

Preferably, the length of the upper handle bar is smaller than the length of the lower handle bar.

Preferably, hand brakes are arranged on the upper handlebar and the lower handlebar.

The utility model discloses for prior art gain following technological effect:

1. the relative positions of the first vertical pipe and the second vertical pipe are changed by changing the fixed positions of the fixing devices on the first vertical pipe and the second vertical pipe, so that the distance between the upper handlebar and the lower handlebar is changed, and different riding requirements of people with different heights can be met;

2. the lower handlebar is fixed on the handlebar stand, and when a clamping cover on the handlebar stand is loosened, the upper handlebar and the lower handlebar can be rotated, so that the upper handlebar is far away from or close to the trunk of a human body, the riding device is further suitable for riding persons with different heights and different arm lengths, and the riding comfort is ensured;

3. the compression spring is arranged in the second vertical pipe, when the first vertical pipe and the second vertical pipe are installed, the compression spring is in a compression state under the force exerted by the upper handlebar, and when the height of the upper handlebar needs to be adjusted, the compression spring exerts an upward force on the upper handlebar, so that a riding person can conveniently adjust the upper handlebar upwards;

4. in the utility model, the first vertical pipe and the second vertical pipe are arranged in parallel, so that the upper handlebar is prevented from rotating relative to the lower handlebar, and the stability of the upper handlebar and the lower handlebar is ensured; and a certain idle area is formed at the middle part of the upper handlebar between the two first vertical pipes, so that accessories such as a mobile phone support, a compass and a car lamp can be placed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic structural view of a bicycle with two handlebars;

FIG. 2 is an exploded view of the upper and lower handlebars;

FIG. 3 is an assembled view of the upper and lower handlebars;

wherein, 1, the handlebar is arranged; 2. a handlebar is lowered; 3. a first vertical tube; 4. a second standpipe; 5. a compression spring; 6. standing; 7. a nut; 8. a threaded fastener; 9. and (4) pits.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1-3, the present embodiment provides a bicycle with two handlebars, which includes an upper handlebar 1 and a lower handlebar 2 distributed from top to bottom, wherein the upper handlebar 1 is fixed with a first vertical tube 3, the lower handlebar 2 is fixed with a second vertical tube 4, the first vertical tube 3 is sleeved with the second vertical tube 4, and the two can slide relative to each other, and the first vertical tube 3 and the second vertical tube 4 are fixed by a fixing device; a compression spring 5 is arranged in the second vertical pipe 4, after the first vertical pipe 3 and the second vertical pipe 4 are installed, the upper end and the lower end of the compression spring 5 are respectively abutted against the upper handlebar 1 and the lower handlebar 2, and are in a compression state under the action of the upper handlebar 1;

the bicycle is also provided with a stem 6 for fixing the lower handle bar 2, and the stem 6 is provided with a detachable clamping cover for fastening the lower handle bar 2; the upper handle bar 1 can be rotated to change the position of the upper handle bar 1 by releasing the clamping cover.

Therefore, a person skilled in the art can change the relative positions of the first vertical pipe 3 and the second vertical pipe 4 by changing the fixed positions of the fixing devices on the first vertical pipe 3 and the second vertical pipe 4, so that the distance between the upper handlebar 1 and the lower handlebar 2 is changed, and different riding requirements of people with different heights can be met; secondly, in the embodiment, the lower handlebar 2 is fixed by the handlebar stand 6, and when a clamping cover on the handlebar stand 6 is loosened, the upper handlebar 1 and the lower handlebar 2 can be rotated, so that the upper handlebar 1 is far away from or close to the trunk of a human body, the riding personnel with different heights are further adapted, and the comfort in the riding process is ensured; in addition, be provided with compression spring 5 in the second standpipe 4 of this embodiment, after first standpipe 3, the installation of second standpipe 4 were accomplished, compression spring 5 receives the handlebar 1 and exerts the power and be in compression state, and when the height of handlebar 1 was gone up in the needs adjustment, compression spring 5 exerted an ascending power to last handlebar 1, made things convenient for the personnel of riding to upwards adjust last handlebar 1.

It should be noted that, in the present embodiment, the compression spring 5 is disposed in the second vertical tube 4, the bottom end abuts against the lower handlebar 2, and the top end abuts against the upper handlebar 1; and first standpipe 3 cup joints with second standpipe 4 slidable, both can be that 3 covers of first standpipe establish in the second standpipe 4 outside, also can be that 4 covers of second standpipe establish in the first standpipe 3 outside, when the second standpipe 4 covers establishes in the first standpipe 3 outside, need guarantee that compression spring 5's diameter is less than the internal diameter of first standpipe 3 for compression spring 5 can get into in the first standpipe 3. Specifically, in this embodiment, the first vertical tube 3 is slidably sleeved outside the second vertical tube 4, and the free length of the compression spring 5 is greater than the length of the second vertical tube 4 and less than the sum of the lengths of the first vertical tube 3 and the second vertical tube 4, so that the compression spring 5 does not eject the first vertical tube 3 out of the second vertical tube 4.

In the present embodiment, fig. 1 to 3 mainly illustrate the connection structure and arrangement of the upper handlebar 1 and the lower handlebar 2, and those skilled in the art will understand that bicycle handles are arranged at both ends of the upper handlebar 1 and the lower handlebar 2.

It should also be noted that the stem 6 is a common component of a bicycle, typically one end is connected to a bicycle stem and the other end is connected to a handlebar, and the clamp cover is also a structure specific to the stem 6, so the structure of the stem 6 is not described in detail in this embodiment.

In this embodiment, the fixing device includes nut 7 fixed on the lateral wall of first standpipe 3, and screw thread mounting 8 matched with nut 7, and screw thread mounting 8 is matched with nut 7 and passes through the lateral wall of first standpipe 3 to compress tightly second standpipe 4 for fixing. Preferably, nut 7 is 1/3 ~ 1/2 for first standpipe 3 overall length apart from the orificial length of first standpipe 3, guarantees that there is the overlap portion of certain distance all the time when first standpipe 3 cooperates with second standpipe 4, guarantees the firm of the two connection, prevents to go up 1 atress and takes place to empty when great, leads to the emergence of incident.

When the second vertical pipe 4 is sleeved on the outer side of the first vertical pipe 3, the nut 7 is fixed on the side wall of the second vertical pipe 4. The threaded fastener 8 may in particular be chosen as a fastening screw.

In order to increase the acting force of the threaded fixing member 8 on the second vertical pipe 4, a plurality of concave pits 9 are axially arranged on the side wall of the second vertical pipe 4 in the embodiment, and after the threaded fixing member 8 is screwed down, the end of the threaded fixing member 8 is abutted against the concave pits 9. Pit 9 is provided with 3 ~ 5, and preferred top-down evenly sets up, and the pit 9 of bottommost is apart from the length more than or equal to foretell nut 7 of 2 bottoms of handlebar down apart from the orificial length of 3 first standpipes for when the pit 9 of bottommost corresponds the installation of nut 7, the bottom of first standpipe 3 just in time contacts or is in the top of handlebar 2 down with handlebar 2 down, in order to guarantee that each pit 9 homoenergetic cooperates with threaded fastener 8.

In order to ensure the stability of the upper handlebar 1 and the lower handlebar 2 and prevent the upper handlebar 1 from rotating relative to the lower handlebar 2, in this embodiment, two first vertical pipes 3 and two second vertical pipes 4 are arranged in parallel, and preferably, the two first vertical pipes 3 are arranged symmetrically. The interval between the two first vertical pipes 3 is 120mm, and the interval between the two second vertical pipes 4 is adaptively changed according to the first vertical pipes 3. In this embodiment, the two first vertical tubes 3 are arranged in parallel and have a certain distance, so that an idle area is formed in the middle of the upper handlebar 1, and accessories such as a mobile phone support, a compass and the like can be placed in the idle area. Although the existing bicycle handlebar can also be used for placing the accessories, the accessories are usually placed on one side of the handlebar due to the fact that the position of the bicycle handlebar is low and the middle part of the bicycle handlebar is required to be connected with the handlebar stand 6, and the brake cable on the handlebar can shield the accessories, so that riding personnel cannot conveniently watch the accessories. In the embodiment, an idle area is formed between the two first vertical pipes 1, so that a mobile phone support, a compass and the like can be fixed in the middle of the upper handlebar 1, the fixing position of the mobile phone support or the compass is improved, and the brake cable is prevented from shielding accessories; and can install the components such as car light, the battery to the car light power supply in the intermediate region that first standpipe 3, second standpipe 4 formed, and fix on upper handlebar 1, lower handlebar 2, first standpipe 3, second standpipe 4, it is more firm than only fixing on single handlebar.

Further, the lengths of the first vertical pipe 3 and the second vertical pipe 4 are both 150 mm.

In order to prevent the upper handlebar 1 from obstructing the arms during turning, in the present embodiment, the length of the upper handlebar 1 is smaller than the length of the lower handlebar 2.

In order to ensure the riding safety, hand brakes are arranged on the upper handlebar 1 and the lower handlebar 2, the hand brakes on the upper handlebar 1 act on brakes on a front wheel and a rear wheel through brake lines, and a riding person can also control the speed of the bicycle when using the upper handlebar 1; and the specific control structure is available to those skilled in the art according to conventional techniques, such as: a brake line is connected to bicycle mountain bike's brake usually, can set up a stationary blade that is used for fixed brake line tip more in this embodiment on the brake, guarantees that handlebar 1 brake line is fixed, then with the brake line winding of handlebar 1 and handlebar 2 down together, connects on the brake, realizes the purpose of a wheel brake of two hand brake control.

The adaptability that carries out according to actual demand all is in the protection scope of the utility model.

It should be noted that, as is obvious to a person skilled in the art, the invention is not limited to details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A bicycle with double handlebars is characterized by comprising an upper handlebar and a lower handlebar which are distributed from top to bottom, wherein a first vertical pipe is fixed on the upper handlebar, a second vertical pipe is fixed on the lower handlebar, the first vertical pipe and the second vertical pipe are sleeved and can slide relative to each other, and the first vertical pipe and the second vertical pipe are fixed through a fixing device; a compression spring is arranged in the second vertical pipe, and after the first vertical pipe and the second vertical pipe are installed, the upper end and the lower end of the compression spring are respectively abutted against the upper handlebar and the lower handlebar and are in a compression state under the action of the upper handlebar;

2. The bicycle with dual handlebars as claimed in claim 1, wherein said first vertical tube is slidably sleeved outside said second vertical tube, and the free length of said compression spring is greater than the length of said second vertical tube and less than the sum of the lengths of said first vertical tube and said second vertical tube.

3. The bicycle with two handlebars as claimed in claim 2, wherein said fixing means comprises a nut fixed to a side wall of said first stem, and a threaded fixing member engaged with said nut and pressing said second stem through a side wall of said first stem.

4. The bicycle with two handlebars as claimed in claim 3, wherein a plurality of recesses are axially formed in the side wall of the second stem, and the end of the threaded fastener abuts against the recesses when the threaded fastener is tightened.

5. The bicycle with two handlebars as claimed in claim 4, wherein there are 3-5 of said depressions.

6. The bicycle with two handlebars according to claim 1, wherein two of the first vertical tubes and two of the second vertical tubes are symmetrically arranged in parallel.

7. The bicycle with two handlebars as claimed in claim 6, wherein the spacing between the two first risers is 120 mm.

8. The bicycle with two handlebars as claimed in claim 7, wherein the length of each of said first vertical tube and said second vertical tube is 150 mm.

9. The dual handlebar bicycle of claim 1, wherein the upper handlebar has a length that is less than a length of the lower handlebar.

10. The bicycle of claim 1, wherein hand brakes are provided on both the upper and lower handlebars.