CN208585369U - Folding bicycle - Google Patents
Folding bicycle Download PDFInfo
- Publication number
- CN208585369U CN208585369U CN201820880205.7U CN201820880205U CN208585369U CN 208585369 U CN208585369 U CN 208585369U CN 201820880205 U CN201820880205 U CN 201820880205U CN 208585369 U CN208585369 U CN 208585369U
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- frame
- wheel
- main car
- car frame
- saddle
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- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000005549 size reduction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model discloses a kind of folding bicycles, including front frame, front-wheel, front is connected to the Rear frame in front frame, rear-wheel set on Rear frame bottom rear portion, and the seat mechanism in Rear frame, front frame has the turning-bar vertically extended, Rear frame includes the connection frame extended along the longitudinal direction, the main car frame that updip extends from back to front, the connection of the front of turning-bar and connection frame, seat mechanism is set on main car frame, rear-wheel is set to the bottom rear portion of main car frame, bicycle has unfolded state and folded state, when bicycle is in folded state, main car frame collapses along the longitudinal direction with front frame, and front-wheel is mutually drawn close with rear-wheel.The folding bicycle of the utility model is when being in folded state, bicycle is in size reduction in the front-back direction, front-wheel and rear-wheel can be supported in ground simultaneously, user only need to pull the handlebar above front frame just can drawing bicycle advance, also provide great convenience for the daily carrying of user.
Description
Technical field
The utility model relates to bicycle, especially a kind of folding bicycle.
Background technique
Occupied space is reduced the folding bicycle of the prior art after folding, but still greatly too than ideal volume
It is more, and inconvenient dilatory carrying, especially when taking the public transport such as subway, folded folding bicycle seems very stupid
My, usage experience is very poor.
Summary of the invention
The purpose of the utility model is to provide a kind of folding bicycles, to reduce its folded size and be convenient for carrying.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of folding bicycle, including front frame,
It is connected to Rear frame in the front frame set on the front-wheel of the front frame bottom, front, is set to Rear frame bottom rear portion
Rear-wheel, and the seat mechanism in the Rear frame, the front frame at least have the steering vertically extended
Bar, the Rear frame includes the connection frame extended along the longitudinal direction, extends from back to front to updip and upper pivot is connected to institute
The main car frame on connection frame is stated, the turning-bar is rotatably connect with the front of the connection frame around self-axis line, the seat
Position mechanism is set on the main car frame, and the rear-wheel is set to the bottom rear portion of the main car frame, and the bicycle has expansion shape
State and folded state, when the bicycle is in folded state, the main car frame collapses along the longitudinal direction with the front frame,
And the front-wheel is mutually drawn close with the rear-wheel.
Preferably, the seat mechanism includes saddle support rod and the saddle set on saddle support rod top, described
The lower pivot of saddle support rod is connected on the main car frame, the company of being additionally provided between the saddle support rod and the main car frame
Connected components, the relatively described main car frame of the seat mechanism have opening state and rounding state, beat when the seat mechanism is in
When open state, the saddle support rod is vertically extended；When the seat mechanism is in rounding state, the saddle branch
Strut is mutually collapsed with the main car frame.
It is further preferred that the connection component includes upper connecting rod and lower link, the lower part of the upper connecting rod and it is described under
The upper pivot of connecting rod connects, and the top of the upper connecting rod is connect with the upper pivot of the saddle support rod, the lower link
Lower pivot be connected on the main car frame.
It is further preferred that working as the seat mechanism in the open state, the upper connecting rod and lower link are along same
Length extends and supports and stand between the saddle support rod and the main car frame；When the seat mechanism is in rounding state,
The upper connecting rod and the lower link, which relatively rotate, to be collapsed between the saddle support rod and the main car frame.
It is further preferred that the main car frame is equipped with holding tank, it is described when the seat mechanism is in rounding state
Upper connecting rod and the lower link are mutually drawn close and are housed in the holding tank.
It is further preferred that the saddle can front and back be turningly connected to the top of the saddle support rod.
Preferably, the front-wheel has two groups be divided at left and right sides of the front frame bottom, when the bicycle is in
When folded state, the rear-wheel be located at two groups in left-right direction described between front-wheel.
It is further preferred that the seat mechanism includes at least saddle, it is described when the bicycle is in folded state
Bicycle stands on ground by front-wheel described in the saddle and two groups certainly.
It is further preferred that the front frame further includes front fork, the lower part of the top of the front fork and the turning-bar is solid
Fixed connection, the front fork have two front fork stems for being divided into the left and right sides, and the lower part of each front fork stem is equipped with one group
The front-wheel, when the bicycle is in folded state, the rear portion of the main car frame is at least partially penetrated described in two sides
Between front fork stem, and the wheel shaft of the front-wheel and the rear-wheel is total to axial line extension.
Preferably, the folding bicycle further includes foot-operated on the main car frame, the foot-operated and rear-wheel
Wheel shaft between be equipped with transmission mechanism, there is accommodating chamber, the transmission mechanism is set in the accommodating chamber on the main car frame.
It is further preferred that the main car frame includes the vehicle frame body of rod and the shell that is located at outside the vehicle frame body of rod, it is described
The accommodating chamber is formed between the vehicle frame body of rod and the shell, the transmission mechanism is link chain mechanism, the link chain mechanism
It is housed in the accommodating chamber.
Due to the application of the above technical scheme, the utility model has the advantage that this is practical new compared with prior art
The folding bicycle of type only needs to draw close the main car frame with seat mechanism with respect to front frame overturning when being folded, just
Enable to bicycle in size reduction in the front-back direction, meanwhile, front-wheel and rear-wheel can be supported in ground simultaneously, and user only needs
Pull front frame above handlebar just can drawing bicycle advance, folding operation is very convenient, and be user daily carrying
Also provide great convenience.
Detailed description of the invention
Attached drawing 1 is in axis surveys view when unfolded state for the folding bicycle of the utility model；
Attached drawing 2 is in side view when unfolded state for the folding bicycle of the utility model；
Attached drawing 3 is in axis surveys view when semi-collapsed condition for the folding bicycle of the utility model；
Attached drawing 4 is in side view when semi-collapsed condition for the folding bicycle of the utility model；
Attached drawing 5 is in axis surveys view when folded state for the folding bicycle of the utility model；
Attached drawing 6 is in side view when folded state for the folding bicycle of the utility model；
Attached drawing 7 is the schematic diagram for using the folding bicycle folding dragging of the utility model；
Wherein: 1, front frame；11, turning-bar；12, front fork；121, front fork stem；13, handlebar；2, Rear frame；21, it connects
Frame；22, main car frame；23, holding tank；3, front-wheel；4, rear-wheel；5, saddle；6, saddle support rod；7, connection component；71, upper company
Bar；72, lower link；8, it rides.
Specific embodiment
The technical solution of the utility model is further elaborated in the following with reference to the drawings and specific embodiments.
It show the folding bicycle of the utility model referring to Fig. 1 to Fig. 7, including front frame 1, is set to 1 bottom of front frame
Front-wheel 3, front is connected to the Rear frame 2 in front frame 1, the rear-wheel 4 set on 2 bottom rear portion of Rear frame, and is set to Rear frame 2
On seat mechanism, wherein front frame 1 at least has the turning-bar 11 that vertically extends.
Referring to figure 1 and figure 2, Rear frame 2 includes the connection frame 21 extended along the longitudinal direction, updip extends from back to front
And upper pivot is connected to the main car frame 22 on connection frame 21, turning-bar 11 is around self-axis line rotatably and before connection frame 21
Portion's connection, meanwhile, turning-bar 11 is kept fixed with connection frame 21 in its axial direction；Rear-wheel 4 is set to the bottom rear portion of main car frame 22.It should
Bicycle has unfolded state and folded state, and when bicycle is in folded state, main car frame 22 and front frame 1 are along front and back
To gathering, and front-wheel 3 is mutually drawn close with rear-wheel 4, this reduces bicycle in size in the front-back direction, convenient for user carrying and
Storage.
Referring to shown in each attached drawing, front frame 1 further includes front fork 12 and handlebar 13, and handlebar 13 is fixedly arranged on the top of turning-bar 11
And extend along horizontal left and right directions, 13 left and right ends of handlebar are equipped with the rubber grips held for user's hand；Front fork 12 it is upper
Portion is fixedly connected with the lower part of turning-bar 11, and front fork 12 has two front fork stems 121 for being divided into the left and right sides, each front fork stem
121 lower part is equipped with one group of front-wheel 3.When main car frame 22, which is forwardly toward the rotation of front frame 1, to be collapsed, the rear portion of main car frame 22 is extremely
Rare part penetrates between two sides front fork stem 121, and rear-wheel 2 is located between two groups of front-wheels 3 in left-right direction.It is preceding in the present embodiment
The wheel shaft of wheel 3 and rear-wheel 4 is total to axial line extension, so that two front wheels 3 and rear-wheel 4 are supported in ground jointly.User pulls handlebar 13
Just folded bicycle can be towed.
Referring to shown in each attached drawing, seat mechanism is set on main car frame 22 comprising saddle 5 and is fixedly arranged on 5 lower section of saddle
Saddle support rod 6, the lower pivot of saddle support rod 6 are connected on main car frame 22, between saddle support rod 6 and main car frame 22 also
Equipped with connection component 7, seat mechanism has opening state and rounding state with respect to main car frame 22, when seat mechanism is in open shape
When state, saddle support rod 6 is vertically extended；When seat mechanism is in rounding state, saddle support rod 6 and main car frame 22
It mutually collapses, so that seat mechanism further decreases the folded volume of bicycle with respect to 22 folding of main car frame.
In the present embodiment, connection component 7 includes upper connecting rod 71 and lower link 72, lower part and the lower link 72 of upper connecting rod 71
Upper pivot connection, the top of upper connecting rod 71 are connect with the upper pivot of saddle support rod 6, the lower pivot connection of lower link 72
On main car frame 22, above-mentioned main car frame 22, upper connecting rod 71, constitutes four-bar mechanism between lower link 72 at saddle support rod 6.When
Seat mechanism in the open state, as shown in Fig. 2, upper connecting rod 71 and lower link 72 extend along same length and support and stand in saddle
Between support rod 6 and main car frame 22, above-mentioned four-bar mechanism forms triangle, realizes the support stable to saddle 5；When seat machine
When structure is in rounding state, as shown in fig. 6, upper connecting rod 71 and lower link 72 are relatively rotated and are collapsed in saddle support rod 6 and main vehicle
Between frame 22, so that saddle support rod 6 and saddle 5 collapse the rear side in main car frame 22 jointly.
Referring to shown in Fig. 1, Fig. 3 and Fig. 5, main car frame 22 is equipped with holding tank 23, when seat mechanism is in rounding state, on
Connecting rod 71 is drawn close with the mutual folding of lower link 72 and is housed in above-mentioned holding tank 23 together, so that seat mechanism is in gathering
Structure when state is more compact.
In the present embodiment, saddle 5 can front and back be turningly connected to the top of saddle support rod 6, referring to Fig. 6, Fig. 7 institute
Show, when bicycle is in folded state, when saddle 5 being capable of the overturning of saddle support rod 6 gathering, and the rear portion energy of saddle 5 relatively
Enough and front-wheel 3 is supported in ground jointly and folded bicycle is made to stand on ground certainly.
The folding bicycle further includes foot-operated 8 on main car frame 22, rides and is equipped with biography between 8 and the wheel shaft of rear-wheel 4
Motivation structure, has accommodating chamber (not shown) on main car frame 22, and transmission mechanism is set in the accommodating chamber.Specifically, main car frame
22 include the vehicle frame body of rod and the shell being located at outside the vehicle frame body of rod, and above-mentioned accommodating chamber is formed between the vehicle frame body of rod and shell,
Transmission mechanism is link chain mechanism, which is housed in accommodating chamber.
To sum up, the folding bicycle of the utility model, modern design, folding operation is convenient, and the bicycle is through folding
Afterwards, user can be advanced with the handlebar 13 on 1 top of direct pull front frame to drag bicycle, may also rely on front-wheel 3 and saddle 5
From ground is stood on, so that user is very convenient in the daily carrying bicycle.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of folding bicycle is connected to the front frame including front frame, the front-wheel set on the front frame bottom, front
On Rear frame, the rear-wheel set on Rear frame bottom rear portion, and the seat mechanism in the Rear frame, the front truck
Frame at least has the turning-bar vertically extended, it is characterised in that: the Rear frame includes the company extended along the longitudinal direction
Frame is connect, is extended from back to front to updip and upper pivot is connected to main car frame on the connection frame, the turning-bar is around itself
Axial line is rotatably connect with the front of the connection frame, and the seat mechanism is set on the main car frame, and the rear-wheel is set
In the bottom rear portion of the main car frame, the bicycle has unfolded state and folded state, when the bicycle is in rugosity
When state, the main car frame collapses along the longitudinal direction with the front frame, and the front-wheel is mutually drawn close with the rear-wheel.
2. folding bicycle according to claim 1, it is characterised in that: the seat mechanism includes saddle support rod and sets
The lower pivot of saddle in saddle support rod top, the saddle support rod is connected on the main car frame, the saddle
Connection component is additionally provided between seat supports bar and the main car frame, the relatively described main car frame of the seat mechanism has opening state
With rounding state, when the seat mechanism in the open state, the saddle support rod vertically extends；When the seat
When position mechanism is in rounding state, the saddle support rod is mutually collapsed with the main car frame.
3. folding bicycle according to claim 2, it is characterised in that: the connection component includes upper connecting rod and lower company
Bar, the lower part of the upper connecting rod are connect with the upper pivot of the lower link, and the top of the upper connecting rod and the saddle support
The upper pivot of bar connects, and the lower pivot of the lower link is connected on the main car frame, beats when the seat mechanism is in
When open state, the upper connecting rod and lower link along same length extend and support stand the saddle support rod and the main car frame it
Between；When the seat mechanism is in rounding state, the upper connecting rod and the lower link are relatively rotated and are collapsed in the saddle
Between support rod and the main car frame.
4. folding bicycle according to claim 3, it is characterised in that: the main car frame is equipped with holding tank, when the seat
When position mechanism is in rounding state, the upper connecting rod and the lower link are mutually drawn close and are housed in the holding tank.
5. folding bicycle according to claim 2, it is characterised in that: the saddle can front and back be turningly connected to institute
State the top of saddle support rod.
6. folding bicycle according to claim 1, it is characterised in that: the front-wheel is divided into the front frame bottom
Two groups of the left and right sides, when the bicycle is in folded state, the rear-wheel be located at two groups in left-right direction described in front-wheel
Between.
7. folding bicycle according to claim 6, it is characterised in that: the seat mechanism includes at least saddle, works as institute
When stating bicycle and being in folded state, by the saddle and front-wheel described in two groups, oneself stands on ground to the bicycle.
8. folding bicycle according to claim 6, it is characterised in that: the front frame further includes front fork, the front fork
Top be fixedly connected with the lower part of the turning-bar, the front fork have be divided into the left and right sides two front fork stems, each
The lower part of the front fork stem be equipped with one group described in front-wheel, when the bicycle is in folded state, the main car frame
Rear portion at least partially penetrates between front fork stem described in two sides, and the wheel shaft of the front-wheel and the rear-wheel is total to axial line extension.
9. folding bicycle according to claim 1, it is characterised in that: the folding bicycle further includes being set to the master
It is foot-operated on vehicle frame, it is equipped with transmission mechanism between the wheel shaft of the foot-operated and described rear-wheel, there is accommodating chamber on the main car frame,
The transmission mechanism is set in the accommodating chamber.
10. folding bicycle according to claim 9, it is characterised in that: the main car frame includes the vehicle frame body of rod and is provide with
Shell outside the vehicle frame body of rod forms the accommodating chamber, the driver between the vehicle frame body of rod and the shell
Structure is link chain mechanism, and the link chain mechanism is housed in the accommodating chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820880205.7U CN208585369U (en) | 2018-06-07 | 2018-06-07 | Folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820880205.7U CN208585369U (en) | 2018-06-07 | 2018-06-07 | Folding bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208585369U true CN208585369U (en) | 2019-03-08 |
Family
ID=65536718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820880205.7U Active CN208585369U (en) | 2018-06-07 | 2018-06-07 | Folding bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208585369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001845A (en) * | 2019-03-14 | 2019-07-12 | 好孩子儿童用品有限公司 | Foldable tricycle |
-
2018
- 2018-06-07 CN CN201820880205.7U patent/CN208585369U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001845A (en) * | 2019-03-14 | 2019-07-12 | 好孩子儿童用品有限公司 | Foldable tricycle |
| CN110001845B (en) * | 2019-03-14 | 2024-05-10 | 好孩子儿童用品有限公司 | Folding tricycle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |