CN202987426U - Double dual-purpose folding bicycle - Google Patents
Double dual-purpose folding bicycle Download PDFInfo
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- CN202987426U CN202987426U CN 201220748366 CN201220748366U CN202987426U CN 202987426 U CN202987426 U CN 202987426U CN 201220748366 CN201220748366 CN 201220748366 CN 201220748366 U CN201220748366 U CN 201220748366U CN 202987426 U CN202987426 U CN 202987426U
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- body assembly
- connecting rod
- fork
- pipe
- bicycle
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- 240000000233 Melia azedarach Species 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 235000000383 Juglans ailantifolia var cordiformis Nutrition 0.000 description 2
- 244000049364 Juglans ailantifolia var. cordiformis Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
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Abstract
The utility model relates to the technical field of telescopic or folding bicycles in trackless land vehicles. A bicycle body assembly is composed of two folding tricyclic bent pipes and a detachable quick release connecting rod. The two bent pipes are arc-shaped, circular arc radiuses of center lines of the bent pipes are equal, the headmost in the two folding tricyclic bent pipes is a first bent pipe, the front end of a bicycle body assembly tricyclic part is connected with one end of a front quick release connecting rod, the rear end of the bicycle body assembly tricyclic part is connected with one end of a rear quick release connecting rod, the other end of the front quick release connecting rod is connected with a front wheel fork vertical pipe, the other end of the rear quick release connecting rod is connected with a second bent pipe at the rear of the bicycle body assembly, quick release pipe combining devices are respectively installed on three parts at the center of frames on two sides of the bicycle body assembly tricyclic part, and the front end of the second bent pipe at the rear of the bicycle body assembly is connected with a backseat vertical pipe. A frame structure is novel, folding operation is simple and fast, the size is small after folding, occupied space is small, and family outdoor carrying and using are facilitated. The bicycle length conforms to the ergonomics principle after the bicycle is unfolded, and the riding process is comfortable and safe.
Description
[technical field]
The utility model relates to scalable in trackless terrestrial vehicle or the Foldable bicycle technical field, specifically a kind of double dual-purpose folding bicycle.
[background technology]
Tandem bicycle be a kind of in the European and American areas popular converter tools, nowadays also comparatively common in the vehicle in market at home.It more and more is subject to people's favor as a kind of day by day universal converter tools.But tandem bicycle can't fold mostly, and when depositing, area occupied is excessive, when going out outing or when going to the park to play, in its general home vehicle of can't packing into, just can't load, transport, and is not easy to go out to carry.And set out with regard to its amusement function, this has just limited the use of tandem bicycle greatly.
A kind of Foldable bicycle for two-rider is arranged in prior art, comprise wheel, vehicle frame, vehicle frame is comprised of in the chain connection mode eight four-bar mechanisms; Be fixed with attaching parts and attaching parts on pipe in wherein, slide block set is on front middle pipe; Be fixed with two attaching partss on rear middle tube, slide block set is on rear middle tube; Eight four-bar mechanisms are comprised of four groups of double rocker mechanisms and four groups of linkage rod slide block mechanisms; Four groups of double rocker mechanisms are comprised of a plurality of attaching partss, connecting rod, front middle pipe, connecting rod, attaching parts and rear middle tube etc. respectively; Four groups of linkage rod slide block mechanisms are comprised of a plurality of connecting rods, slide block, front middle pipe, rear middle tube etc. respectively, thereby realize the folding of tandem bicycle.But its structure very complicated of this tandem bicycle has caused the problems such as difficulty is larger in manufacturing process and maintenance in the future.
[utility model content]
The purpose of this utility model is exactly in order to solve deficiency of the prior art and defective, a kind of novel structure is provided, is easy to carry, folds two-player foldable bicycle easy to use.
for achieving the above object, a kind of double dual-purpose folding bicycle is provided, comprise body assembly, front-wheel, trailing wheel, front-fork, handlebar, cushion, seatpost, vehicle frame, fluted disc, surmount Lian Heqi, folding crank, stretcher, chain and basket, it is characterized in that described body assembly is comprised of two sections bend pipes of collapsible three rings and detouchable quick detach connecting rod, described two sections bend pipes are arc, and the arc radius of bend pipe line of centers all equates, top in two sections bend pipes of described collapsible three rings is the first paragraph bend pipe, first paragraph bend pipe front end is connected with the front-fork standpipe, first paragraph bend pipe rear end and one can laterally folded device the one side welding of hinge, this hinge can movable lock, quick detach connecting rod one end before body assembly three loop section front ends connect, quick detach connecting rod one end after body assembly three loop section rear end connections, the front quick detach connecting rod other end connects the front-fork standpipe, rear quick detach connecting rod other end connection body assembly rear portion second segment bend pipe, be fixed and link by bicycle frame connector in the middle part of a ring circular arc in the middle of body assembly three loop sections, three parts, body assembly three loop section two frame of side ring centers etc. are installed respectively the quick detach pipe and are closed device, the second segment bend pipe front end at body assembly rear portion is connected with the back seat pipe is vertical, second segment bend pipe circular arc inboard is welded with rotatable wheel.
The arc radius of described two sections bend pipe line of centerss is tire radius and adds one less than the value of 50mm.
Bearing and the front-fork that front-wheel steering is used is installed in described front-fork standpipe, and the whole handlebar of vehicle body place links the formation usable rotational direction by foldable bar vertical pipe and front-fork, and front-fork links to flower-drum.
Described quick detach connecting rod front and back end can be taken apart in activity, a notch is opened at quick detach connecting rod two ends, be connected with nut by lead screw, front quick detach connecting rod front is contained in an end of front-fork standpipe, the bent internal diameter of lower block is pressed on the folding device lower end of front-fork standpipe lower end without screw thread, and the internal diameter of upper gear is provided with screw thread, it can be screwed in the upper end of front-fork standpipe, its periphery has rolled decorative pattern.
The trisection arc structure is installed in described vehicle frame ring, and circular arc is welded in the vehicle frame ring, in the vehicle frame ring, chain wheel is installed, and surmounts Lian Heqi, crank and stretcher.
The vertical tube socket of cushion assembly can be installed in the outside of circular arc welding one in described second segment bend pipe rear end, and vertical tube socket connects the vehicle seat cushion, and basket connects on the back seat standpipe.
Described front-fork is the parts that cycle frame is connected with front-wheel, handlebar, it is comprised of front-fork standpipe, left and right leg, ball-collecting rack, upper lower block, metal (upper, the endoporus of front-fork standpipe coordinates with stem, outer wall coordinates front-fork to rely on the upper and lower bearing that is contained in vertical front frame pipe two with vertical front frame pipe by bearing, upper and lower gear, bearing and front-fork locknut are fixed in the front standpipe of vehicle frame, are controlled its rotation direction by handlebar.
Described two-player foldable bicycle car load length is 2100mm, and folding rear thickness is 320mm, and folding rear length is 540mm.
Build ring in described body assembly and be provided with motor.
The utility model is compared with prior art, and its body frame structure for automotive is novel, the folding operation simple and fast, and volume after folding is little, and floor area is little, is convenient to family and goes out to carry and use.After it launches, the vehicle commander meets Human Engineering Principle, the comfortable safety of the process of riding.
[description of drawings]
Fig. 1 is the keystone configuration schematic diagram of the utility model two-player foldable bicycle;
Fig. 2 (a) is the wheeling disk structure schematic diagram of the utility model two-player foldable bicycle;
Fig. 2 (b) is the lateral plan of the utility model Fig. 2 (a);
Fig. 3 is the skeleton structure schematic diagram of the utility model two-player foldable bicycle;
Fig. 4 is the facade structures schematic diagram after the utility model two-player foldable bicycle folds;
Fig. 5 is the perspective view after the utility model two-player foldable bicycle folds;
As shown in the figure, in figure: 1. 11. rear vehicle frame 13. rear quick detach connecting rod 15. recoil pad 16. basket 17. go-cart revolving wheel 18. folder 19. of fluted disc 14. of pipe quick detach 12. of the body assembly 2. folding device 3. front-fork 4. quick detach connecting rod 5. front vehicle frame 6. quick detach pipe box device 7. bicycle frame connector 8. front cushion 10. quick detach handlebar of seatpost 9. surmount commissural organ 20. quick detach brake 21. bicycle frame connector 22. folding crank 23. go-cart revolving wheels;
Specifying Fig. 1 is Figure of abstract of the present utility model.
[specific embodiment]
The utility model is described in further detail below in conjunction with accompanying drawing, and the structure of this device and principle are very clearly concerning this professional people.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Two-player foldable bicycle of the present utility model has body assembly, front-wheel, trailing wheel, front-fork, handlebar, cushion, seatpost, vehicle frame, fluted disc surmounts Lian Heqi, folding crank, stretcher, chain, basket is formed by combining, but described body assembly is comprised of the quick detach connecting rod of twofold.Handlebar is the bearing circle of bicycle, by transverse tube, handle riser, joint, the parts such as heart nut are formed.A notch is opened in the handle riser lower end, by heart screw mandrel with heart nut is connected with front-fork.Front-fork is the parts that cycle frame is connected with front-wheel, handlebar, is comprised of parts such as front-fork standpipe, left and right leg, ball-collecting rack, upper lower block, metal (uppers.The endoporus of front-fork standpipe coordinates with stem, outer wall coordinates front-fork to rely on the upper and lower bearing that is contained in vertical front frame pipe two with vertical front frame pipe by bearing, upper and lower gear, bearing and front-fork locknut are fixed in the front standpipe of vehicle frame, are controlled its rotation direction by handlebar.The whole handlebar of vehicle body place links by foldable bar vertical pipe and front-fork and forms usable rotational direction, and front-fork links to flower-drum.The complete described body portion of car is the main innovation parts of this car, and this body assembly is comprised of two sections bend pipes of collapsible three rings and detouchable quick detach connecting rod.Described two sections bend pipes are arc, and the arc radius of pipe line of centers is all equal, is tire radius and adds one less than the value of 50mm, and the folding architectural feature of the link of vehicle body and every section bend pipe is described below respectively:
(1) top is the first paragraph bend pipe, the front end of this section bend pipe and the welding of front-fork standpipe, bearing and front-fork that front-wheel steering is used can be installed in this standpipe, a slice welding of the hinge that the rear end of this section bend pipe and can laterally folded devices, this hinge can movable lock.
(2) the quick detach connecting rod of body structure, the front and back end can be taken apart in activity, and quick detach connecting rod two ends are opened a notch, are connected with nut by lead screw.Front is contained in an end of front-fork standpipe.The bent internal diameter of lower block is pressed on the folding device lower end of front-fork standpipe lower end without screw thread; The internal diameter of upper gear has the screw thread of M26X1, it can be screwed in the upper end of front-fork standpipe, and for the ease of turning upper gear, its periphery has rolled decorative pattern.
(3) vehicle frame three loop sections are one of car load important component parts, be fixed and link by bicycle frame connector in three ring central frame beam one ring circular arcs, for convenience detach and assembling, three parts, vehicle frame ring center are installed the quick detach pipe and are closed device, split at vehicle frame and fix fast and assemble later.In the vehicle frame annulus, the trisection arc structure can be installed, circular arc is welded in the vehicle frame ring, in the vehicle frame ring, chain wheel can be installed, and surmounts Lian Heqi, crank and stretcher.In chain wheel, crank can be movable flexibly.
(4) after vehicle frame, body is also installed the quick detach connecting rod, and the front and back end can activity be taken quick detach connecting rod two ends apart and opened a notch, is connected with nut by lead screw.Front is contained in an end of front-fork standpipe.The bent internal diameter of lower block is pressed on the folding device lower end of front-fork standpipe lower end without screw thread; The internal diameter of upper gear has the screw thread of M26X1, it can be screwed in the upper end of front-fork standpipe, and for the ease of turning upper gear, its periphery has rolled decorative pattern.
(5) the vehicle body back seat is the second segment bend pipe, and the front end of bend pipe and back seat pipe are vertical to be connected, and second segment bend pipe circular arc inboard is welded with rotatable wheel, convenient folding later keeping flat, the rear end of bend pipe and weld a vertical tube socket that cushion assembly can be installed in the outside of circular arc.Vertical tube socket forms and connects vehicle seat cushion one, and basket connects on the back seat standpipe.
In use, can realize once folding by unclamping bicycle frame connector 7, then carry out twice-folded by the folder 18 of both sides, front and back, thereby be transformed into folded state as shown in Figure 4.
Claims (9)
1. double dual-purpose folding bicycle, comprise body assembly, front-wheel, trailing wheel, front-fork, handlebar, cushion, seatpost, vehicle frame, fluted disc, surmount Lian Heqi, folding crank, stretcher, chain and basket, it is characterized in that described body assembly is comprised of two sections bend pipes of collapsible three rings and detouchable quick detach connecting rod, described two sections bend pipes are arc, and the arc radius of bend pipe line of centers all equates, top in two sections bend pipes of described collapsible three rings is the first paragraph bend pipe, first paragraph bend pipe front end is connected with vertical tube of front fork, first paragraph bend pipe rear end and one can laterally folded device the one side welding of hinge, this hinge can movable lock, quick detach connecting rod one end before body assembly three loop section front ends connect, quick detach connecting rod one end after body assembly three loop section rear end connections, the front quick detach connecting rod other end connects vertical tube of front fork, rear quick detach connecting rod other end connection body assembly rear portion second segment bend pipe, be fixed and link by bicycle frame connector in the middle part of a ring circular arc in the middle of body assembly three loop sections, three parts, body assembly three loop section two frame of side ring centers etc. are installed respectively the quick detach pipe and are closed device, the second segment bend pipe front end at body assembly rear portion is connected with the back seat pipe is vertical, second segment bend pipe circular arc inboard is welded with rotatable wheel.
2. a kind of double dual-purpose folding bicycle as claimed in claim 1, the arc radius that it is characterized in that described two sections bend pipe line of centerss is tire radius and adds one less than the value of 50mm.
3. a kind of double dual-purpose folding bicycle as claimed in claim 1, it is characterized in that installing in described vertical tube of front fork bearing and the front-fork that front-wheel steering is used, the whole handlebar of vehicle body place links by foldable bar vertical pipe and front-fork and forms usable rotational direction, and front-fork links to flower-drum.
4. a kind of double dual-purpose folding bicycle as claimed in claim 1, it is characterized in that described quick detach connecting rod front and back end can take apart in activity, a notch is opened at quick detach connecting rod two ends, be connected with nut by lead screw, front quick detach connecting rod front is contained in an end of vertical tube of front fork, and the bent internal diameter of lower block is without screw thread, be pressed on the folding device lower end of vertical tube of front fork lower end, the internal diameter of upper gear is provided with screw thread, it can be screwed in the upper end of vertical tube of front fork, and its periphery has rolled decorative pattern.
5. a kind of double dual-purpose folding bicycle as claimed in claim 1, is characterized in that the trisection arc structure is installed in described vehicle frame ring, and circular arc is welded in the vehicle frame ring, in the vehicle frame ring, chain wheel is installed, and surmounts Lian Heqi, crank and stretcher.
6. a kind of double dual-purpose folding bicycle as claimed in claim 1 is characterized in that described second segment bend pipe rear end can install the vertical tube socket of cushion assembly in the outside of circular arc welding one, and vertical tube socket connects the vehicle seat cushion, and basket connects on the back seat standpipe.
7. a kind of double dual-purpose folding bicycle as claimed in claim 3, it is characterized in that described front-fork is the parts that cycle frame is connected with front-wheel, handlebar, it is comprised of vertical tube of front fork, left and right leg, ball-collecting rack, upper lower block, metal (upper, the endoporus of vertical tube of front fork coordinates with stem, outer wall coordinates front fork to rely on the upper and lower bearing that is contained in vertical front frame pipe two with vertical front frame pipe by bearing, upper and lower gear, bearing and front fork locknut are fixed in the front standpipe of vehicle frame, are controlled its rotation direction by handlebar.
8. a kind of double dual-purpose folding bicycle as claimed in claim 1, is characterized in that described two-player foldable bicycle car load length is 2100mm, and folding rear thickness is 320mm, and folding rear length is 540mm.
9. a kind of double dual-purpose folding bicycle as claimed in claim 1, is characterized in that building ring in described body assembly is provided with motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220748366 CN202987426U (en) | 2012-12-31 | 2012-12-31 | Double dual-purpose folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220748366 CN202987426U (en) | 2012-12-31 | 2012-12-31 | Double dual-purpose folding bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202987426U true CN202987426U (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220748366 Expired - Fee Related CN202987426U (en) | 2012-12-31 | 2012-12-31 | Double dual-purpose folding bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202987426U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359223A (en) * | 2013-07-17 | 2013-10-23 | 常福全 | Subminiature fully-foldable two-person self-driving bicycle and optimal design new method thereof |
| CN104709415A (en) * | 2015-02-13 | 2015-06-17 | 无锡科乐威尔智能科技有限公司 | Foldable electric bicycle |
-
2012
- 2012-12-31 CN CN 201220748366 patent/CN202987426U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359223A (en) * | 2013-07-17 | 2013-10-23 | 常福全 | Subminiature fully-foldable two-person self-driving bicycle and optimal design new method thereof |
| CN104709415A (en) * | 2015-02-13 | 2015-06-17 | 无锡科乐威尔智能科技有限公司 | Foldable electric bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHANG LINGHUA FENG HAIDONG HUANG WEIBO DING ZHIHAO Effective date: 20140113 Owner name: WANG XIANBO Free format text: FORMER OWNER: SHANGHAI CHUJIE DIGITAL TECHNOLOGY CO., LTD. Effective date: 20140113 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201799 QINGPU, SHANGHAI TO: 201808 JIADING, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140113 Address after: 201808 Shanghai City, Jiading District new area, Jiaxing Road No. 851 Patentee after: Wang Xianbo Patentee after: Zhang Linghua Patentee after: Feng Haidong Patentee after: Huang Weibo Patentee after: Ding Zhihao Address before: Qingpu District of Shanghai city green road 201799 No. 1097 Building 8 B zone 1 room 191 Patentee before: Shanghai Chujie Digital Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20141231 |
|
| EXPY | Termination of patent right or utility model |