CN210027756U

CN210027756U - Rear support connecting structure of folding bicycle

Info

Publication number: CN210027756U
Application number: CN201920316466.0U
Authority: CN
Inventors: 张海静
Original assignee: Tianjin Shengmeida Sports Equipment Co Ltd
Current assignee: Tianjin Shengmeida Sports Equipment Co Ltd
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-02-07
Anticipated expiration: 2029-03-13

Abstract

A folding bicycle rear support connection structure comprising: bicycle frame, preceding connecting piece, first fastening bolt, seat connection standpipe, standpipe connecting seat, clamp, back linking bridge, bicycle rear wheel, back strutting arrangement, bicycle rear wheel dish, support frame, fixing bolt, bicycle sprocket, chain, first connection pivot, second connection pivot, dwang, connecting seat, stuck bolt, fixture block, handle standpipe, bicycle handle, bicycle front wheel, brake equipment and bicycle saddle, its characterized in that: preceding connecting piece sets up in one side of bicycle frame, fixes each other through first fastening bolt between preceding connecting piece and the bicycle frame, and the bicycle frame sets up the opposite side at the standpipe connecting seat, and the bicycle frame is mutually for dismantling with the standpipe connecting seat and is connected. The utility model discloses strutting arrangement after installing in the upper end of support frame, the utility model discloses can play the supporting role to folding bicycle through back strutting arrangement, it is very convenient.

Description

Rear support connecting structure of folding bicycle

Technical Field

The utility model relates to the technical field of bicycles, especially, relate to a support connection structure behind folding bicycle.

Background

At present, clothes, food, live and walk are four problems which need to be solved in daily life of people, wherein the walking is more and more critical. With the improvement of living standard of people, the car seems to become a necessary product for families, but the car brings great diseases to social traffic: traffic jams, the problem that arises, make bicycles a pet in transportation. The bicycle, also known as a bicycle or a bicycle, is a two-wheeled small land vehicle, and after a person rides on the bicycle, the person steps on pedals as power, so that the bicycle is a green and environment-friendly vehicle, can be used as an environment-friendly vehicle for riding instead of walking and going out, and more people use the bicycle as fitness equipment for riding exercise and bicycle travel. The bicycle can be used as an environment-friendly vehicle for riding instead of walking and going out; more and more people use bicycles as fitness equipment for riding exercise and bicycle travel; the bicycle itself is also a sport event, including road bike racing, mountain bike racing, field bike racing, stunt bike racing, and the like. People ride the bicycle in the time of day hot at present, because the road surface insolate for a long time, if insolate the time overlength, the child produces very high temperature with road surface friction, at this moment the child internal gas pressure will increase, if we do not in time discover, the condition of blowing out appears very easily, the bicycle that can fold that has now moreover, the frame beta structure of bicycle is its main component part, current folding bicycle does not have back bearing structure usually, it is very inconvenient to the people who rides the bicycle to study for the first time.

There is therefore a need for a rear support connection structure for a foldable bicycle that solves the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the utility model aims at providing a support connection structure behind folding bicycle, the utility model discloses install back strutting arrangement in the upper end of support frame, back strutting arrangement and support frame, the rotation is connected between back strutting arrangement and the support frame, the utility model discloses can play the supporting role to folding bicycle through back strutting arrangement, it is very convenient.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a folding bicycle rear support connection structure comprising: bicycle frame, preceding connecting piece, first fastening bolt, seat connection standpipe, standpipe connecting seat, clamp, back linking bridge, bicycle rear wheel, back strutting arrangement, bicycle rear wheel dish, support frame, fixing bolt, bicycle sprocket, chain, first connection pivot, second connection pivot, dwang, connecting seat, stuck bolt, fixture block, handle standpipe, bicycle handle, bicycle front wheel, brake equipment and bicycle saddle, its characterized in that: the front connecting piece is arranged on one side of the bicycle frame, the front connecting piece and the bicycle frame are mutually fixed through a first fastening bolt, the bicycle frame is arranged on the other side of the vertical pipe connecting seat, the bicycle frame and the vertical pipe connecting seat are mutually detachably connected, the seat connecting vertical pipe is arranged at the upper end of the vertical pipe connecting seat, the bicycle seat is arranged at the upper end of the seat connecting vertical pipe, the bicycle seat and the seat connecting vertical pipe are mutually detachably connected, the rear connecting support is arranged on the other side of the vertical pipe connecting seat, the rear connecting support and the vertical pipe connecting seat are mutually detachably connected, the bicycle rear wheel is arranged on the rear connecting support, the bicycle rear wheel disc is fixedly connected to the middle part of the bicycle rear wheel, the support frames are fixedly connected to the two sides of the bicycle rear wheel, and the rear support device is arranged on the support frames, the utility model discloses a bicycle chain wheel, including back strutting arrangement, bicycle chain wheel, dwang, connecting piece, brake equipment, clamping block, back strutting arrangement and support frame, rotation is connected between back strutting arrangement and the support frame, bicycle chain wheel fixed connection is at the lower extreme of standpipe connecting seat, the dwang sets up the one side of connecting piece in the front, the dwang is with the mutual fixed connection of preceding connecting piece, the bicycle front wheel is installed the lower extreme of dwang, brake equipment sets up the both sides at the bicycle front wheel, brake equipment and the mutual fixed connection of dwang, the upper end at the dwang is connected to the connecting seat, the connecting seat is articulated each other with the dwang, one side at the connecting seat is connected to the fixture block, the clamping block articulates the one side of.

Furthermore, back strutting arrangement is including back support frame, supporting wheel, pivot and fixed sleeving, and the supporting wheel is provided with two, and two supporting wheels set up the both sides at the back support frame respectively, connect through the pivot between two supporting wheels.

Furthermore, two sliding grooves which are parallel to each other are formed in the rear support frame, a telescopic support rod and a fixed sleeve are arranged inside the sliding grooves, the upper end of the telescopic support rod and the fixed sleeve are fixed to each other through a second fastening bolt, and the lower end of the telescopic support rod is fixedly connected with the support wheels.

Furthermore, the standpipe connecting seat is a hollow steel pipe, internal threads are arranged inside the standpipe connecting seat, external threads are arranged at the lower end of the seat connecting standpipe, and the seat connecting standpipe and the standpipe connecting seat are connected in a screwed mode through the threads.

Furthermore, a clamp is arranged between the vertical pipe connecting seat and the seat connecting vertical pipe, and the seat connecting vertical pipe and the vertical pipe connecting seat are connected with each other through the clamp.

Further, the both sides of bicycle sprocket are provided with the linking arm, through first connecting pivot interconnect between linking arm and the bicycle sprocket, pedal the setting in one side of bicycle sprocket, pedal the second connecting pivot and linking arm interconnect rotation connection of passing through.

Furthermore, the inner sides of the front wheel and the rear wheel of the bicycle are both connected with a valve inside, and one side of the valve inside is connected with a sounding alarm.

The utility model has the advantages that: the utility model provides a supporting connection structure behind folding bicycle, the utility model discloses all be provided with the valve inside on bicycle front wheel and bicycle rear wheel, install the sound production alarm in one side of valve inside, be provided with the sensor in the inside that takes place the alarm, when the built-in sensor detects the atmospheric pressure of tire and rises, will automatic sound production report to the police, can in time discover to handle, avoid taking place the condition of blowing out, the utility model discloses supporting device after installing in the upper end of support frame, back supporting device and support frame, after rotate each other between supporting device and the support frame and be connected, the utility model discloses can play the supporting role of fifty percent discount folding bicycle through back supporting device, it is very convenient.

Drawings

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

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the middle and rear supporting devices of the present invention.

Wherein:

1-a bicycle frame; 2-front connecting piece; 3-a first fastening bolt;

4-seat connecting standpipe; 5-a vertical pipe connecting seat; 6, clamping a hoop;

7-rear connecting bracket; 8-the rear wheel of the bicycle; 9-valve inside;

10-sounding alarm; 11-rear support means; 12-a bicycle rear wheel disc;

13-a support frame; 14-a fixing bolt; 15-a bicycle sprocket;

16-a chain; 17-a linker arm; 18-a first connecting shaft;

19-pedaling; 20-a second connecting shaft; 21-rotating rod;

22-a connecting seat; 23-a bolt; 24-a fixture block;

25-handle standpipe; 26-bicycle handlebars; 27-rear support frame;

28-a support wheel; 29-a rotating shaft; 30-a chute;

31-a telescopic support bar; 32-a fixed sleeve; 33-a second fastening bolt;

34-the front wheel of the bicycle; 35-a brake device; 36-bicycle seat

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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 the description of the present invention, it should be noted that unless otherwise explicitly specified or limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

fig. 1 is the utility model discloses a structural schematic diagram, fig. 2 is the utility model discloses well back strutting arrangement's structural schematic diagram, support connection structure behind a folding bicycle as shown in fig. 1 and fig. 2, include: bicycle frame 1, preceding connecting piece 2, first fastening bolt 3, seat connection standpipe 4, standpipe connecting seat 5, clamp 6, back linking bridge 7, bicycle rear wheel 8, the valve inside 9, audible alarm 10, back strutting arrangement 11, bicycle rear wheel dish 12, support frame 13, fixing bolt 14, bicycle sprocket 15, chain 16, connecting arm 17, first connecting shaft 18, pedal 19, second connecting shaft 20, dwang 21, connecting seat 22, the bayonet 23, fixture block 24, handle standpipe 25, bicycle handle 26, back support frame 27, supporting wheel 28, pivot 29, spout 30, flexible bracing piece 31, fixed sleeve 32, second fastening bolt 33, bicycle front wheel 34, brake equipment 35 and saddle 36, its characterized in that: the front connecting piece 2 is arranged on one side of the bicycle frame 1, the front connecting piece 2 and the bicycle frame 1 are mutually fixed through a first fastening bolt 3, the bicycle frame 1 is arranged on the other side of the vertical pipe connecting seat 5, the bicycle frame 1 and the vertical pipe connecting seat 5 are mutually detachably connected, the seat connecting vertical pipe 4 is arranged at the upper end of the vertical pipe connecting seat 5, the bicycle seat 36 is arranged at the upper end of the seat connecting vertical pipe 5, the bicycle seat 36 and the seat connecting vertical pipe 5 are mutually detachably connected, the rear connecting bracket 7 is arranged on the other side of the vertical pipe connecting seat 5, the rear connecting bracket 7 and the vertical pipe connecting seat 5 are mutually detachably connected, the bicycle rear wheel 8 is arranged on the rear connecting bracket 7, and the bicycle rear wheel disc 12 is fixedly connected at the middle part of the bicycle rear wheel 8, support frame 13 fixed connection is in the both sides of bicycle rear wheel 8, back strutting arrangement 11 sets up on support frame 13, after strutting arrangement 11 and support frame 13 between the rotation be connected, bicycle sprocket 15 fixed connection is at the lower extreme of standpipe connecting seat 5, dwang 21 sets up the one side of preceding connecting piece 2, dwang 21 and the mutual fixed connection of preceding connecting piece 2, bicycle front wheel 34 is installed the lower extreme of dwang 21, brake equipment 35 sets up the both sides at bicycle front wheel 34, brake equipment 35 and the mutual fixed connection of dwang 21, connecting seat 22 is connected in the upper end of dwang 21, connecting seat 22 and dwang 21 are articulated each other, fixture block 24 is connected in one side of connecting seat 22, the bayonet 23 articulates in one side of rotating seat 22, but bayonet 23 buckle locking fixture block 24, the handle stem 25 is hinged to the upper end of the connecting base 22, and the bicycle handle bars 26 are fixedly connected to both sides of the handle stem 25.

The working mode is as follows: the utility model provides a supporting connection structure behind folding bicycle, the utility model discloses all be provided with the valve inside on bicycle front wheel and bicycle rear wheel, install the sound production alarm in one side of valve inside, be provided with the sensor in the inside that takes place the alarm, when the built-in sensor detects the atmospheric pressure of tire and rises, will automatic sound production report to the police, can in time discover to handle, avoid taking place the condition of blowing out, the utility model discloses supporting device after installing in the upper end of support frame, back supporting device and support frame, after rotate each other between supporting device and the support frame and be connected, the utility model discloses can play the supporting role of fifty percent discount folding bicycle through back supporting device, it is very convenient.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A folding bicycle rear support connection structure comprising: bicycle frame, preceding connecting piece, first fastening bolt, seat connection standpipe, standpipe connecting seat, clamp, back linking bridge, bicycle rear wheel, back strutting arrangement, bicycle rear wheel dish, support frame, fixing bolt, bicycle sprocket, chain, first connection pivot, second connection pivot, dwang, connecting seat, stuck bolt, fixture block, handle standpipe, bicycle handle, bicycle front wheel, brake equipment and bicycle saddle, its characterized in that: the front connecting piece is arranged on one side of the bicycle frame, the front connecting piece and the bicycle frame are mutually fixed through a first fastening bolt, the bicycle frame is arranged on the other side of the vertical pipe connecting seat, the bicycle frame and the vertical pipe connecting seat are mutually detachably connected, the seat connecting vertical pipe is arranged at the upper end of the vertical pipe connecting seat, the bicycle seat is arranged at the upper end of the seat connecting vertical pipe, the bicycle seat and the seat connecting vertical pipe are mutually detachably connected, the rear connecting support is arranged on the other side of the vertical pipe connecting seat, the rear connecting support and the vertical pipe connecting seat are mutually detachably connected, the bicycle rear wheel is arranged on the rear connecting support, the bicycle rear wheel disc is fixedly connected to the middle part of the bicycle rear wheel, the support frames are fixedly connected to the two sides of the bicycle rear wheel, and the rear support device is arranged on the support frames, the utility model discloses a bicycle chain wheel, including back strutting arrangement, bicycle chain wheel, dwang, connecting piece, brake equipment, clamping block, back strutting arrangement and support frame, rotation is connected between back strutting arrangement and the support frame, bicycle chain wheel fixed connection is at the lower extreme of standpipe connecting seat, the dwang sets up the one side of connecting piece in the front, the dwang is with the mutual fixed connection of preceding connecting piece, the bicycle front wheel is installed the lower extreme of dwang, brake equipment sets up the both sides at the bicycle front wheel, brake equipment and the mutual fixed connection of dwang, the upper end at the dwang is connected to the connecting seat, the connecting seat is articulated each other with the dwang, one side at the connecting seat is connected to the fixture block, the clamping block articulates the one side of.

2. The rear support connection structure of the folding bicycle as claimed in claim 1, wherein: the rear supporting device comprises a rear supporting frame, two supporting wheels, a rotating shaft and a fixed sleeve, wherein the two supporting wheels are respectively arranged on two sides of the rear supporting frame and are connected through the rotating shaft.

3. The rear support connection structure of the folding bicycle as claimed in claim 2, wherein: two parallel chutes are formed in the rear support frame, a telescopic support rod and a fixed sleeve are arranged in the chutes, the upper end of the telescopic support rod and the fixed sleeve are fixed with each other through a second fastening bolt, and the lower end of the telescopic support rod is fixedly connected with the support wheels.

4. The rear support connection structure of the folding bicycle as claimed in claim 1, wherein: the seat connection vertical pipe is characterized in that the vertical pipe connection base is a hollow steel pipe, internal threads are arranged inside the vertical pipe connection base, external threads are arranged at the lower end of the seat connection vertical pipe, and the seat connection vertical pipe is screwed with the vertical pipe connection base through threads.

5. The rear support connection structure of the folding bicycle as claimed in claim 4, wherein: and a clamp is arranged between the vertical pipe connecting seat and the seat connecting vertical pipe, and the seat connecting vertical pipe and the vertical pipe connecting seat are mutually connected through the clamp.

6. The rear support connection structure of the folding bicycle as claimed in claim 1, wherein: the both sides of bicycle sprocket are provided with the linking arm, through first connecting shaft interconnect between linking arm and the bicycle sprocket, pedal the setting in one side of bicycle sprocket, pedal the second connecting shaft and linking arm interconnect rotation of passing through and be connected.

7. The rear support connection structure of the folding bicycle as claimed in claim 1, wherein: the inner sides of the front wheel and the rear wheel of the bicycle are both connected with a valve inside, and one side of the valve inside is connected with a sounding alarm.