CN104760647A - Folding bicycle frame - Google Patents
Folding bicycle frame Download PDFInfo
- Publication number
- CN104760647A CN104760647A CN201510165972.0A CN201510165972A CN104760647A CN 104760647 A CN104760647 A CN 104760647A CN 201510165972 A CN201510165972 A CN 201510165972A CN 104760647 A CN104760647 A CN 104760647A
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- China
- Prior art keywords
- pipe
- rotating shaft
- bicycle frame
- folding bicycle
- folding
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Abstract
The invention provides a folding bicycle frame comprising a main force bearing seat. A vertical pipe is connected to the upper part of the main force bearing seat. A front frame is connected to the front part the main force bearing seat and a rear frame is connected to the rear part of the main force bearing seat. A clamping and locking control mechanism is arranged above the vertical pipe and a pipe casing mechanism is arranged below the vertical pipe. The front frame comprises an upper pipe, a head pipe and a lower pipe. The rear frame comprises an upper connection pipe, a vertical fork and a bottom fork. One end of the upper pipe is connected with the clamping and locking control mechanism and the other end of the upper pipe is connected with the lower pipe in a sliding manner. One end of the lower pipe is fixedly connected with the vertical pipe and the other end of the lower pipe is connected with the main force bearing seat. One end of the upper connection pipe is connected with the clamping and locking control mechanism and the other end of the upper connection pipe is connected with one end of the vertical fork. The vertical fork and the bottom fork are fixedly connected together. A folding rotation shaft is arranged on the bottom fork. The bottom fork is connected with the main force bearing seat through the rotation shaft. A first shock absorber is arranged between the lower pipe and the folding rotation shaft of the bottom fork. The pipe casing mechanism is connected with a support pipe fixedly connected to the joint of the upper connection pipe and the vertical fork. The folding bicycle frame is reasonable in structure and durable and convenient to use.
Description
Technical field
The invention relates to cycle frame field, is specifically related to a kind of folding bicycle frame.
Background technology
Bicycle is ridden instead of walk as short distance and recreation tool has the irreplaceable function of other vehicle.In order to make up the deficiency of existing bicycle, solve crowded traffic, car stowage place area deficiency that urban development causes, the situation that bicycle parking place lacks and stolen phenomenon is very serious, devises folding bicycle.The appearance of folding bicycle has parking and occupies little space, and grade easy to carry a little.
There is complex structure, folding and expansion process operational sequence trouble, loaded down with trivial details in folding bicycle frame of the prior art, after folding, moulding is coarse, and its corner angle are outstanding, muscles and bones exposes, and do not have folding locking device, can not the independent support defect of standing and easily falling.There is the defect lacking shock absorption device in folding stand; The folding mode of left and right doubling simultaneously, folding effect is more coarse, folding means imprecision, is not easy to carry out; The folding mode reclinated, many employings are articulated and connected folding, and fold before and after folding process, vehicle frame lacks certain shock-absorbing function simultaneously, can not ensure that stabilizing bicycle is qualitative.
Innovation and creation content
The problem that the invention will solve is for the problems referred to above, provides a kind of rational in infrastructure, durable, folding bicycle frame easy to use.
For solving the problems of the technologies described above, the technical scheme that the invention adopts is: a kind of folding bicycle frame, comprise primary load bearing seat, the top of described primary load bearing seat is connected with standpipe, and the front of described primary load bearing seat is connected with front vehicle frame, and rear is connected with Rear frame, kayser control mechanism is provided with above described standpipe, below is provided with sleeve pipe mechanism, and described front vehicle frame comprises pipe, head tube and lower pipe, and described Rear frame comprises connection pipe, vertical fork and chain stay;
One end of described upper pipe is connected with described kayser control mechanism by rotating shaft, the other end and described lower pipe sliding block joint, one end of described lower pipe is fixedly connected with described standpipe, the other end is connected with described primary load bearing seat by rotating shaft, one end of described upper connection pipe is connected with described kayser control mechanism by rotating shaft, the other end is connected by rotating shaft one end with described vertical fork, the other end of described vertical fork is fixedly connected with one end of described chain stay, described chain stay is provided with folding rotary shaft, the other end of described chain stay is connected with described primary load bearing seat by rotating shaft, the first bumper is provided with between described lower pipe and the folding rotary shaft of described chain stay, described sleeve pipe mechanism is connected with support tube, the other end of described support tube is fixedly connected with the junction of described upper connection pipe with described vertical fork.
Further, described kayser control mechanism comprises permanent seat, spring plate and hold down groove, described permanent seat is fixedly connected with described standpipe, the quantity of described spring plate and hold down groove is respectively two, one is flexibly connected with the front of described permanent seat, another is flexibly connected with the rear of described permanent seat, and described hold down groove is positioned at the below of described spring plate.
Further, the rotating shaft of described upper pipe is fixedly connected with the front hold down groove being positioned at described permanent seat inside, the rotating shaft of described upper pipe is flexibly connected with the spring plate in the front being positioned at described permanent seat inside, the rotating shaft of described upper connection pipe is fixedly connected with the hold down groove at the rear being positioned at described permanent seat inside, and the rotating shaft of described upper connection pipe is flexibly connected with the spring plate at the rear being positioned at described permanent seat inside.
Further, described sleeve pipe mechanism comprises sliding sleeve and pipe link, and described sliding sleeve and described standpipe sliding block joint, described pipe link is fixedly flexibly connected with the spring plate at the rear being positioned at described permanent seat inside.
Further, described first bumper is arc-shaped shock-absorbing connecting panel.
Further, described lower pipe is circular arc connection pipe, and described upper length of tube equals the arc radius of described lower pipe.
Further, the fixed connection place of described vertical fork and described chain stay is provided with dropout.
Further, described vertical fork is provided with the second bumper, and described support tube is provided with the second bumper.
Further, the junction of described rotating shaft is provided with elastic rubber fitting.
The advantage that the invention has and good effect are:
1, the invention front vehicle frame adopts circular arc and radius principle of confounding, has lightweight, stabilized structure and feature attractive in appearance, and the folding stand that Rear frame adopts simultaneously coordinates the assembling of bumper, has structural strength high, the feature that cushioning ability is strong; Front/rear frame adopts the mode folding to centre, greatly reduces length over ends of body, and folding operation is easy, quick simultaneously.
2, the kayser control mechanism in the invention adopts single stepping to control the fixing of the lower pipe of pipe disengaging simultaneously, complete sliding folding, control sleeve pipe mechanism simultaneously and make support tube no longer to Rear frame fixed pedestal power, upper connection pipe departs from the fixing of kayser control mechanism, complete the folding operation of front vehicle frame and Rear frame, have easy and simple to handle, the feature little to component wear degree.
3, be also provided with the first bumper in the invention, have and make front vehicle frame and the stable function of Rear frame holding structure, also add the shock resistance of vehicle frame entirety simultaneously; Cushion blocking in device increases the stability of device junction on the one hand, also add the abrasion test of junction on the other hand; The invention is a kind of rational in infrastructure, durable, folding bicycle frame easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the invention;
Fig. 2 is the folded state structural representation of the invention.
In figure:
1, standpipe 2, primary load bearing seat 3, head tube 4, upper pipe
5, lower pipe 6, upper connection pipe 7, vertical fork 8, dropout
9, chain stay 10, support tube 11, kayser control mechanism 12, sleeve pipe mechanism
13, the first bumper 14, second bumper 15, rotating shaft 16, folding rotary shaft
Detailed description of the invention
Be illustrated below in conjunction with the specific embodiment of accompanying drawing to the invention:
As depicted in figs. 1 and 2, a kind of folding bicycle frame, comprise primary load bearing seat 2, the top of described primary load bearing seat 2 is connected with standpipe 1, and the front of described primary load bearing seat 2 is connected with front vehicle frame, and rear is connected with Rear frame, kayser control mechanism 11 is provided with above described standpipe 1, below is provided with sleeve pipe mechanism 12, and described front vehicle frame comprises pipe 4, head tube 3 and lower pipe 5, and described Rear frame comprises connection pipe 6, vertical fork 7 and chain stay 9;
One end of described upper pipe 4 is connected with described kayser control mechanism 11 by rotating shaft 15, the other end and described lower pipe 5 sliding block joint, one end of described lower pipe 5 is fixedly connected with described standpipe 1, the other end is connected with described primary load bearing seat 2 by rotating shaft 15, one end of described upper connection pipe 6 is connected with described kayser control mechanism 11 by rotating shaft 15, the other end is connected with one end of described vertical fork 7 by rotating shaft 15, the other end of described vertical fork 7 is fixedly connected with one end of described chain stay 9, described chain stay 9 is provided with folding rotary shaft 16, the other end of described chain stay 9 is connected with described primary load bearing seat 2 by rotating shaft 15, the first bumper 13 is provided with between described lower pipe 5 and the folding rotary shaft 16 of described chain stay 9, described sleeve pipe mechanism 12 is connected with support tube 10, the other end of described support tube 10 is fixedly connected with the junction of described upper connection pipe 6 with described vertical fork 7.
Described kayser control mechanism 11 comprises permanent seat, spring plate and hold down groove, described permanent seat is fixedly connected with described standpipe 1, the quantity of described spring plate and hold down groove is respectively two, one is flexibly connected with the front of described permanent seat, another is flexibly connected with the rear of described permanent seat, and described hold down groove is positioned at the below of described spring plate.
The rotating shaft 15 of described upper pipe 4 is fixedly connected with the front hold down groove being positioned at described permanent seat inside, the rotating shaft 15 of described upper pipe 4 is flexibly connected with the spring plate in the front being positioned at described permanent seat inside, the rotating shaft 15 of described upper connection pipe 6 is fixedly connected with the hold down groove at the rear being positioned at described permanent seat inside, and the rotating shaft 15 of described upper connection pipe 6 is flexibly connected with the spring plate at the rear being positioned at described permanent seat inside.
Described sleeve pipe mechanism 12 comprises sliding sleeve and pipe link, and described sliding sleeve and described standpipe 1 sliding block joint, described pipe link is fixedly flexibly connected with the spring plate at the rear being positioned at described permanent seat inside.
Described first bumper 13 is arc-shaped shock-absorbing connecting panel.
Described lower pipe 5 is circular arc connection pipe, and described upper pipe 4 length equals the arc radius of described lower pipe 5.
Described vertical fork 7 is provided with dropout 8 with the fixed connection place of described chain stay 9.
Described vertical fork 7 is provided with the second bumper 14, and described support tube 10 is provided with the second bumper 14.
The junction of described rotating shaft 15 is provided with elastic rubber fitting.
The use procedure of the invention: when cycle frame is carried out folding, first the spring plate of kayser control mechanism 11 is pressed, in control, pipe 4 departs from the fixing of lower pipe 5, complete the front being fixed on primary load bearing seat 2 at lower pipe 5 sliding folding, upper pipe 4 completes upwards folding lower end and upper pipe 4 and fixes, control sleeve pipe mechanism 12 simultaneously and make support tube 10 no longer to Rear frame fixed pedestal power, upper connection pipe 6 departs from the fixing of kayser control mechanism 11, Rear frame collapsed forward, folding rotary shaft 16 arrives folding angles and the first bumper 13 plays fixation, complete the folding operation of front vehicle frame and Rear frame, the expansion of vehicle frame only need press spring plate,
Above the embodiment of the invention has been described in detail, but described content being only the preferred embodiment of the invention, the practical range for limiting the invention can not being considered to.All equalizations done according to the invention scope change and improve, and all should still belong within this patent covering scope.
Claims (9)
1. a folding bicycle frame, comprise primary load bearing seat, the top of described primary load bearing seat is connected with standpipe, the front of described primary load bearing seat is connected with front vehicle frame, rear is connected with Rear frame, it is characterized in that: be provided with kayser control mechanism above described standpipe, and below is provided with sleeve pipe mechanism, described front vehicle frame comprises pipe, head tube and lower pipe, and described Rear frame comprises connection pipe, vertical fork and chain stay;
One end of described upper pipe is connected with described kayser control mechanism by rotating shaft, the other end and described lower pipe sliding block joint, one end of described lower pipe is fixedly connected with described standpipe, the other end is connected with described primary load bearing seat by rotating shaft, one end of described upper connection pipe is connected with described kayser control mechanism by rotating shaft, the other end is connected by rotating shaft one end with described vertical fork, the other end of described vertical fork is fixedly connected with one end of described chain stay, described chain stay is provided with folding rotary shaft, the other end of described chain stay is connected with described primary load bearing seat by rotating shaft, the first bumper is provided with between described lower pipe and the folding rotary shaft of described chain stay, described sleeve pipe mechanism is connected with support tube, the other end of described support tube is fixedly connected with the junction of described upper connection pipe with described vertical fork.
2. a kind of folding bicycle frame according to claim 1, it is characterized in that: described kayser control mechanism comprises permanent seat, spring plate and hold down groove, described permanent seat is fixedly connected with described standpipe, the quantity of described spring plate and hold down groove is respectively two, one is flexibly connected with the front of described permanent seat, another is flexibly connected with the rear of described permanent seat, and described hold down groove is positioned at the below of described spring plate.
3. a kind of folding bicycle frame according to claim 2, it is characterized in that: the rotating shaft of described upper pipe is fixedly connected with the front hold down groove being positioned at described permanent seat inside, the rotating shaft of described upper pipe is flexibly connected with the spring plate in the front being positioned at described permanent seat inside, the rotating shaft of described upper connection pipe is fixedly connected with the hold down groove at the rear being positioned at described permanent seat inside, and the rotating shaft of described upper connection pipe is flexibly connected with the spring plate at the rear being positioned at described permanent seat inside.
4. a kind of folding bicycle frame according to claim 2, it is characterized in that: described sleeve pipe mechanism comprises sliding sleeve and pipe link, described sliding sleeve and described standpipe sliding block joint, described pipe link is fixedly flexibly connected with the spring plate at the rear being positioned at described permanent seat inside.
5. a kind of folding bicycle frame according to claim 1, is characterized in that: described first bumper is arc-shaped shock-absorbing connecting panel.
6. a kind of folding bicycle frame according to claim 1, is characterized in that: described lower pipe is circular arc connection pipe, and described upper length of tube equals the arc radius of described lower pipe.
7. a kind of folding bicycle frame according to claim 1, is characterized in that: the fixed connection place of described vertical fork and described chain stay is provided with dropout.
8. a kind of folding bicycle frame according to claim 1, is characterized in that: described vertical fork is provided with the second bumper, and described support tube is provided with the second bumper.
9. a kind of folding bicycle frame according to claim 1, is characterized in that: the junction of described rotating shaft is provided with elastic rubber fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510165972.0A CN104760647A (en) | 2015-04-09 | 2015-04-09 | Folding bicycle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510165972.0A CN104760647A (en) | 2015-04-09 | 2015-04-09 | Folding bicycle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104760647A true CN104760647A (en) | 2015-07-08 |
Family
ID=53642832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510165972.0A Pending CN104760647A (en) | 2015-04-09 | 2015-04-09 | Folding bicycle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104760647A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1419085A1 (en) * | 2001-08-20 | 2004-05-19 | Albert Hofbauer | Folding bicycle |
| CN201065166Y (en) * | 2007-03-24 | 2008-05-28 | 燕山大学 | Foldable bicycle |
| CN101224774A (en) * | 2007-04-11 | 2008-07-23 | 张俊 | Foldaway bicycle |
| CN201151448Y (en) * | 2007-11-21 | 2008-11-19 | 好孩子儿童用品有限公司 | Foldable bicycle |
| CN101804839A (en) * | 2010-04-14 | 2010-08-18 | 无锡东南车辆科技有限公司 | Semi-automatic folding moped |
| CN101890998A (en) * | 2010-06-24 | 2010-11-24 | 张建民 | Portable bicycle with small-diameter wheel capable of being vertically folded |
| WO2011161335A1 (en) * | 2010-06-25 | 2011-12-29 | Henri Bigot | Foldable bicycle |
-
2015
- 2015-04-09 CN CN201510165972.0A patent/CN104760647A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1419085A1 (en) * | 2001-08-20 | 2004-05-19 | Albert Hofbauer | Folding bicycle |
| CN201065166Y (en) * | 2007-03-24 | 2008-05-28 | 燕山大学 | Foldable bicycle |
| CN101224774A (en) * | 2007-04-11 | 2008-07-23 | 张俊 | Foldaway bicycle |
| CN201151448Y (en) * | 2007-11-21 | 2008-11-19 | 好孩子儿童用品有限公司 | Foldable bicycle |
| CN101804839A (en) * | 2010-04-14 | 2010-08-18 | 无锡东南车辆科技有限公司 | Semi-automatic folding moped |
| CN101890998A (en) * | 2010-06-24 | 2010-11-24 | 张建民 | Portable bicycle with small-diameter wheel capable of being vertically folded |
| WO2011161335A1 (en) * | 2010-06-25 | 2011-12-29 | Henri Bigot | Foldable bicycle |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150708 |