WO2015007004A1 - Folding electric bicycle or bicycle frame - Google Patents
Folding electric bicycle or bicycle frame Download PDFInfo
- Publication number
- WO2015007004A1 WO2015007004A1 PCT/CN2013/081442 CN2013081442W WO2015007004A1 WO 2015007004 A1 WO2015007004 A1 WO 2015007004A1 CN 2013081442 W CN2013081442 W CN 2013081442W WO 2015007004 A1 WO2015007004 A1 WO 2015007004A1
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- WIPO (PCT)
- Prior art keywords
- frame
- saddle tube
- hinged
- bicycle
- folding electric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
Definitions
- the invention relates to a folding electric vehicle or bicycle frame.
- the folding electric vehicle or bicycle disclosed in the prior art includes a front frame, a middle body, and a rear frame.
- the connecting rod for connecting the front frame and the middle body has insufficient fixing strength
- the front frame is easy to shake during riding, which affects the riding comfort of the folding electric vehicle or the bicycle, and also has greater safety. Hidden dangers.
- the folding electric vehicle disclosed in the prior art does not have a shock absorbing mechanism, and the riding comfort is insufficient.
- the present invention provides a folding electric vehicle or a bicycle frame to achieve a significant enhanced riding comfort of a folding electric vehicle or a bicycle, and to eliminate the safety hazard caused by the shaking of the front frame.
- a folding electric vehicle or bicycle frame comprising a front frame, a middle body and a rear frame, the front frame comprising a front fork riser; the middle body comprising a large saddle tube sliding up and down and the large saddle a tube locking the locking bushing connected to the middle body, and a large saddle tube base disposed at the bottom of the large saddle tube; the hinge between the large saddle tube base and the bottom of the rear frame is hinged a shock spring; two connecting rods disposed at an intersection between the front frame and the middle body, the front end of the connecting rod is hinged with the front fork riser, the rear end of the connecting rod and the middle The front end of the main body is hinged, the connecting rod is hinged at the intersection; the rear end of the middle main body is hinged to the front end of the rear frame.
- the longer one of the two connecting rods is divided into two sections, and the two sections are hinged.
- the front end of the middle body is provided with a lifting handle for lifting the main body.
- the large saddle tube is also sleeved with a middle saddle tube sliding up and down along the inner wall thereof, and the top end of the middle saddle tube is connected with a saddle.
- the top end of the front fork riser is connected with a folding handle.
- the present invention provides a folding electric vehicle or a bicycle frame, wherein two connecting rods for connecting the front frame and the middle body are arranged in a cross structure, and the fixing strength is higher than that of the existing folding electric vehicle or bicycle.
- the structure of the connecting rods is set up in parallel, and the front frame does not sway during the riding process, eliminating the safety hazard caused by the shaking of the front frame. With the shock absorbing spring, the riding comfort is significantly higher than the existing products. improve.
- FIG. 1 is a schematic view showing a riding state of a folding electric vehicle or a bicycle frame according to an embodiment of the present invention
- FIG. 2 is a schematic view showing a folded state of a folding electric vehicle or a bicycle frame according to an embodiment of the present invention.
- the invention provides A folding electric vehicle or bicycle frame, comprising a front frame (1), a middle body (2) and a rear frame (3), the front frame comprises a front fork riser (11); the middle body comprises a large sliding up and down The saddle tube (21) and the locking bushing (22) for locking the large saddle tube to the middle body, and the large saddle tube base (23) disposed at the bottom of the large saddle tube; the large saddle tube base and the rear frame A shock absorbing spring (4) is hinged between the bottom of the bottom; a connecting rod (51) and a connecting rod two (52) are disposed between the front frame and the middle body, and the connecting rod is disposed at a cross between the connecting rod and the connecting rod; wherein, the connecting The rod is horizontally arranged, the front end is hinged to the bottom end of the front fork riser, and the rear end is hinged to the front end of the large saddle tube guide tube below the locking bushing; the connecting rod is disposed obliquely downward, and the front end is hinged to the middle
- the front end of the middle body is provided with a lifting handle (24) for pulling the main body.
- the lifting handle is lifted up to raise the middle body, and the front frame and the rear frame on both sides of the middle body are folded inward under the weight, and the connecting rod 1 and the connecting rod 2 are also Fold and fold, fold the saddle down after folding into position, and fold the folding handle; when you need to open the electric car or bicycle, just push the front or rear wheel to expand the car body and reach the riding state.
- the utility model provides a folding electric vehicle or a bicycle frame for connecting two connecting rods of a front frame and a middle body with a cross structure, and the fixing strength is parallel to the structure of the existing folding electric vehicle or the bicycle. It has a significant improvement. During the riding process, the front frame will not shake, eliminating the safety hazard caused by the shaking of the front frame. With the shock absorbing spring, the riding comfort is significantly improved compared with the existing products.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Automatic Cycles, And Cycles In General (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
Disclosed is a quickly folding electric bicycle or a bicycle frame, which comprises a front frame (1), a middle main body (2) and a rear frame (3), wherein the front frame comprises a front fork stem (11) and a support arm of which the front end is hinged to the front fork stem; the middle main body is provided with a large saddle tube (21) which is slidable in the up and down direction, and a locking bushing (22) for the large saddle tube which connects the large saddle tube to the middle main body in a locked manner; the front end of the middle main body is hinged to the rear end of the support arm; the rear end of the middle main body is hinged to the front end of the rear frame, and a front pull rod is hinged between the bottom of the support arm and a base (23) of the saddle tube; and a rear pull rod is hinged between the base of the saddle tube and the bottom of the rear frame. The folding electric bicycle and bicycle frame can make shock absorption more gentle.
Description
本发明涉及一种折叠电动车或自行车车架。 The invention relates to a folding electric vehicle or bicycle frame.
传统的电动车或自行车不能折叠，在存储时要占用较大空间，现有技术所公开的折叠电动车或自行车，包括前车架、中主体以及后车架。其中，因为用于连接前车架与中主体的连接杆固定强度不足，前车架在骑行过程中容易晃动，影响折叠电动车或自行车的骑行舒适感，同时也存在着较大的安全隐患。
Conventional electric vehicles or bicycles cannot be folded, and occupy a large space when stored. The folding electric vehicle or bicycle disclosed in the prior art includes a front frame, a middle body, and a rear frame. Among them, because the connecting rod for connecting the front frame and the middle body has insufficient fixing strength, the front frame is easy to shake during riding, which affects the riding comfort of the folding electric vehicle or the bicycle, and also has greater safety. Hidden dangers.
此外，现有技术所公开的折叠电动车未设有减震机构，骑行舒适感不足。 In addition, the folding electric vehicle disclosed in the prior art does not have a shock absorbing mechanism, and the riding comfort is insufficient.
为解决上述技术问题，本发明提供了一种折叠电动车或自行车车架，以达到显著增强折叠电动车或自行车的骑行舒适感，消除因前车架晃动所造成的安全隐患的目的。
In order to solve the above technical problem, the present invention provides a folding electric vehicle or a bicycle frame to achieve a significant enhanced riding comfort of a folding electric vehicle or a bicycle, and to eliminate the safety hazard caused by the shaking of the front frame.
为达到上述目的，本发明的技术方案如下： In order to achieve the above object, the technical solution of the present invention is as follows:
一种折叠电动车或自行车车架，包括前车架、中主体以及后车架，所述前车架包括前叉立管；所述中主体包括上下滑动的大鞍管和使所述大鞍管锁紧连接在所述中主体上的锁紧衬套，以及设置在所述大鞍管底部的大鞍管底座；所述大鞍管底座与所述后车架的底部之间铰接有减震弹簧；所述前车架与所述中主体之间设有两根相互交叉设置的连接杆，所述连接杆前端与所述前叉立管铰接，所述连接杆后端与所述中主体的前端铰接，所述连接杆交叉处铰接；所述中主体的后端铰接所述后车架的前端。
A folding electric vehicle or bicycle frame comprising a front frame, a middle body and a rear frame, the front frame comprising a front fork riser; the middle body comprising a large saddle tube sliding up and down and the large saddle a tube locking the locking bushing connected to the middle body, and a large saddle tube base disposed at the bottom of the large saddle tube; the hinge between the large saddle tube base and the bottom of the rear frame is hinged a shock spring; two connecting rods disposed at an intersection between the front frame and the middle body, the front end of the connecting rod is hinged with the front fork riser, the rear end of the connecting rod and the middle The front end of the main body is hinged, the connecting rod is hinged at the intersection; the rear end of the middle main body is hinged to the front end of the rear frame.
优选 的，两根所述连接杆中较长的一根分为两段，两段之间铰接。 Preferably, the longer one of the two connecting rods is divided into two sections, and the two sections are hinged.
优选的，所述中主体的前端设有用于提拉中主体的提拉把手。 Preferably, the front end of the middle body is provided with a lifting handle for lifting the main body.
优选的，所述大鞍管中还套设有沿其内壁上下滑动的中鞍管，所述中鞍管顶端连接有鞍座。 Preferably, the large saddle tube is also sleeved with a middle saddle tube sliding up and down along the inner wall thereof, and the top end of the middle saddle tube is connected with a saddle.
优选的，所述前叉立管顶端连接有折叠把手。 Preferably, the top end of the front fork riser is connected with a folding handle.
通过上述技术方案，本发明提供的一种折叠电动车或自行车车架，用于连接前车架和中主体的两根连接杆采用交叉结构设置，其固定强度较之现有折叠电动车或自行车平行设置连接杆的结构具有显著提升，在骑行过程中前车架不会晃动，消除了因前车架晃动所造成的安全隐患，配合减震弹簧，骑行舒适感较现有产品有显著提高。
According to the above technical solution, the present invention provides a folding electric vehicle or a bicycle frame, wherein two connecting rods for connecting the front frame and the middle body are arranged in a cross structure, and the fixing strength is higher than that of the existing folding electric vehicle or bicycle. The structure of the connecting rods is set up in parallel, and the front frame does not sway during the riding process, eliminating the safety hazard caused by the shaking of the front frame. With the shock absorbing spring, the riding comfort is significantly higher than the existing products. improve.
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍。
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 prior art description will be briefly described below.
图1为本发明实施例所公开的 一种折叠电动车或自行车车架骑行状态示意图； 1 is a schematic view showing a riding state of a folding electric vehicle or a bicycle frame according to an embodiment of the present invention;
图2为本发明实施例所公开的一种折叠电动车或自行车车架折叠状态示意图 。 2 is a schematic view showing a folded state of a folding electric vehicle or a bicycle frame according to an embodiment of the present invention.
图中数字所表示的相应部件名称： The corresponding part name represented by the number in the figure:
1 、前车架 2、中主体 3、后车架 11、前叉立管 12、 折叠把手 21、 大鞍管 22、锁紧衬套
23、大鞍管底座 24、提拉 把手 25、中鞍管 26、鞍座 4 、减震弹簧 51、连接杆一 52、连接杆二 1, front frame 2, middle body 3, rear frame 11, front fork riser 12, folding handle 21, large saddle tube 22, locking bushing
23, large saddle tube base 24, lifting handle 25, middle saddle tube 26, saddle 4, shock absorbing spring 51, connecting rod a 52, connecting rod two
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述。 The technical solutions in the embodiments of the present invention will be clearly and completely described in the following with reference to the accompanying drawings.
根据图1至2，本发明提供了
一种折叠电动车或自行车车架，包括前车架（1）、中主体（2）以及后车架（3），前车架包括前叉立管（11）；中主体包括上下滑动的大鞍管（21）和使大鞍管锁紧连接在中主体上的锁紧衬套（22），以及设置在大鞍管底部的大鞍管底座（23）；大鞍管底座与后车架的底部之间铰接有减震弹簧（4）；前车架与中主体之间设有连接杆一（51）和连接杆二（52），连接杆一与连接杆二交叉设置；其中，连接杆一水平设置，前端与前叉立管的底端铰接，后端与锁紧衬套下方大鞍管导向管的前端铰接；连接杆二斜向下设置，前端与前叉立管的中部铰接，后端与大鞍管底座的前端铰接；连接杆一与连接杆二的交叉处铰接；为了尽可能减小折叠体积，连接杆二分为两段，两段之间铰接；中主体的后端铰接后车架的前端。 According to Figures 1 to 2, the invention provides
A folding electric vehicle or bicycle frame, comprising a front frame (1), a middle body (2) and a rear frame (3), the front frame comprises a front fork riser (11); the middle body comprises a large sliding up and down The saddle tube (21) and the locking bushing (22) for locking the large saddle tube to the middle body, and the large saddle tube base (23) disposed at the bottom of the large saddle tube; the large saddle tube base and the rear frame A shock absorbing spring (4) is hinged between the bottom of the bottom; a connecting rod (51) and a connecting rod two (52) are disposed between the front frame and the middle body, and the connecting rod is disposed at a cross between the connecting rod and the connecting rod; wherein, the connecting The rod is horizontally arranged, the front end is hinged to the bottom end of the front fork riser, and the rear end is hinged to the front end of the large saddle tube guide tube below the locking bushing; the connecting rod is disposed obliquely downward, and the front end is hinged to the middle of the front fork riser The rear end is hinged to the front end of the base of the large saddle tube; the connecting rod is hinged at the intersection of the connecting rod and the connecting rod 2; in order to reduce the folding volume as much as possible, the connecting rod is divided into two sections, and the two sections are hinged; the rear end of the middle body The front end of the rear frame is hinged.
中主体的前端设有用于提拉中主体的提拉把手（24）。 The front end of the middle body is provided with a lifting handle (24) for pulling the main body.
大鞍管中还套设有沿其内壁上下滑动的中鞍管（25），中鞍管顶端连接有鞍座（26）。
- 前叉立管顶端连接有折叠把手（12）。
- A folding handle (12) is attached to the top end of the front fork riser.
本发明的工作原理： The working principle of the invention:
当需要将电动车或自行车折叠起来时，向上提起提拉把手，将中主体抬高，中主体两侧的前车架和后车架在自重下向内折叠，连接杆一和连接杆二也折叠收拢，折叠到位后将鞍座压下，并收拢折叠把手即可；当需要打开电动车或自行车时，只需轻推前轮或后轮就能将车体展开，到达骑行状态。
When the electric vehicle or the bicycle needs to be folded up, the lifting handle is lifted up to raise the middle body, and the front frame and the rear frame on both sides of the middle body are folded inward under the weight, and the connecting rod 1 and the connecting rod 2 are also Fold and fold, fold the saddle down after folding into position, and fold the folding handle; when you need to open the electric car or bicycle, just push the front or rear wheel to expand the car body and reach the riding state.
在骑行状态下，不想使用减震机构时，可以用锁紧衬套锁紧大鞍管，这时减震弹簧不受力，想使用减震机构时，只需松开锁紧衬套即可。
In the riding state, when you do not want to use the shock absorbing mechanism, you can lock the large saddle tube with the locking bushing. When the shock absorbing spring is not stressed, you only need to loosen the locking bush when you want to use the shock absorbing mechanism. can.
本发明提供的一种折叠电动车或自行车车架用于连接前车架和中主体的两根连接杆采用交叉结构设置，其固定强度较之现有折叠电动车或自行车平行设置连接杆的结构具有显著提升，在骑行过程中前车架不会晃动，消除了因前车架晃动所造成的安全隐患，配合减震弹簧，骑行舒适感较现有产品有显著提高。
The utility model provides a folding electric vehicle or a bicycle frame for connecting two connecting rods of a front frame and a middle body with a cross structure, and the fixing strength is parallel to the structure of the existing folding electric vehicle or the bicycle. It has a significant improvement. During the riding process, the front frame will not shake, eliminating the safety hazard caused by the shaking of the front frame. With the shock absorbing spring, the riding comfort is significantly improved compared with the existing products.
对所公开的一种折叠电动车或自行车车架实施例的上述说明，使本领域专业技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的，本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下，在其它实施例中实现。因此，本发明将不会被限制于本文所示的这些实施例，而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。
The above description of one disclosed embodiment of a folding electric vehicle or bicycle frame enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments are obvious to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention is not to be limited to the embodiments shown herein, but the scope of the invention is to be accorded
Claims (1)
- 1、 一种折叠电动车或自行车车架，包括前车架、中主体以及后车架，其特征在于，所述前车架包括前叉立管；所述中主体包括上下滑动的大鞍管和使所述大鞍管锁紧连接在所述中主体上的锁紧衬套，以及设置在所述大鞍管底部的大鞍管底座；所述大鞍管底座与所述后车架的底部之间铰接有减震弹簧；所述前车架与所述中主体之间设有两根相互交叉设置的连接杆，所述连接杆前端与所述前叉立管铰接，所述连接杆后端与所述中主体的前端铰接，所述连接杆交叉处铰接；所述中主体的后端铰接所述后车架的前端。1, A folding electric vehicle or bicycle frame, comprising a front frame, a middle body and a rear frame, wherein the front frame comprises a front fork riser; the middle body comprises a large saddle tube sliding up and down and The large saddle tube locks a locking bushing connected to the middle body, and a large saddle tube base disposed at a bottom of the large saddle tube; the large saddle tube base and the bottom of the rear frame A shock absorbing spring is hingedly disposed; two connecting rods are disposed between the front frame and the middle body, and the front end of the connecting rod is hinged with the front fork riser, and the connecting rod rear end Hinged with the front end of the middle body, the connecting rod is hinged at the intersection; the rear end of the middle body hinges the front end of the rear frame.2 、根据权利要求1所述的一种折叠电动车或自行车车架，其特征在于，两根所述连接杆中较长的一根分为两段，两段之间铰接。2 A folding electric vehicle or bicycle frame according to claim 1, wherein the longer one of the two connecting rods is divided into two sections, and the two sections are hinged.3 、根据权利要求1所述的一种折叠电动车或自行车车架，其特征在于，所述中主体的前端设有用于提拉中主体的提拉把手。3 A folding electric vehicle or bicycle frame according to claim 1, wherein the front end of the middle body is provided with a lifting handle for lifting the main body.4 、根据权利要求1所述的一种折叠电动车或自行车车架，其特征在于，所述大鞍管中还套设有沿其内壁上下滑动的中鞍管，所述中鞍管顶端连接有鞍座。4 A folding electric vehicle or bicycle frame according to claim 1, wherein the large saddle tube is further provided with a middle saddle tube that slides up and down along an inner wall thereof, and the top end of the middle saddle tube is connected Saddle.5 、根据权利要求1所述的一种折叠电动车或自行车车架，其特征在于，所述前叉立管顶端连接有折叠把手。 5. A folding electric vehicle or bicycle frame according to claim 1 wherein a folding handle is attached to the top end of the front fork riser.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103021984A CN103395463A (en) | 2013-07-18 | 2013-07-18 | Frame of folding electric vehicle or bicycle |
| CN201310302198.4 | 2013-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2015007004A1 true WO2015007004A1 (en) | 2015-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2013/081442 WO2015007004A1 (en) | 2013-07-18 | 2013-08-14 | Folding electric bicycle or bicycle frame |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103395463A (en) |
| WO (1) | WO2015007004A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926956B (en) * | 2017-03-29 | 2023-01-20 | 天津市施乐医疗器械有限公司 | Folding bicycle frame and folding bicycle |
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2013
- 2013-07-18 CN CN2013103021984A patent/CN103395463A/en active Pending
- 2013-08-14 WO PCT/CN2013/081442 patent/WO2015007004A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070158928A1 (en) * | 2006-01-12 | 2007-07-12 | King-Chang Wu | Structural improvement for a foldaway bicycle |
| CN201390343Y (en) * | 2009-02-13 | 2010-01-27 | 章仁满 | Potable folding bicycle |
| CN201580491U (en) * | 2009-04-19 | 2010-09-15 | 姚其迪 | Double-folding sliding sleeve type interlocking bicycle rack |
| CN202703802U (en) * | 2012-08-03 | 2013-01-30 | 苏州杰翔电动车有限公司 | Electromobile or bicycle frame capable of being rapidly folded |
| CN203020486U (en) * | 2012-12-27 | 2013-06-26 | 常州海豹车业有限公司 | Folding vehicle frame |
| CN203402338U (en) * | 2013-07-18 | 2014-01-22 | 苏州杰翔电动车有限公司 | Frame of folded electric motorcycle or bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103395463A (en) | 2013-11-20 |
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