CN104443207B - Safety-protection front fork of bicycle - Google Patents
Safety-protection front fork of bicycle Download PDFInfo
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- CN104443207B CN104443207B CN201410702548.0A CN201410702548A CN104443207B CN 104443207 B CN104443207 B CN 104443207B CN 201410702548 A CN201410702548 A CN 201410702548A CN 104443207 B CN104443207 B CN 104443207B
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- bicycle
- slide block
- fixed part
- hinged
- connecting rod
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Abstract
The invention relates to the field of bicycles, in particular to a safety-protection front fork of a bicycle. The front fork comprises fixing parts, lifting parts, two first slide blocks, two second slide blocks, two first connecting rods, two second connecting rods and two rails. The fixing parts are each in a Z shape, the middles of the fixing parts are provided with square through holes, the lower portions of the fixing parts are each provided with a slide rail, the bottom ends of the fixing parts are fixed to a front axle of the bicycle, and the top ends of the fixing parts are welded to a steering shaft. The rails are installed in the square through holes. The first slide blocks are installed on the rails. The second slide blocks are installed on the slide rails. The lifting parts are variable in length, the lower ends of the lifting parts are hinged to the front axle of the bicycle, and the upper ends of the lifting parts are welded to handlebars of the bicycle. One end of each first connecting rod is hinged to the corresponding second slide block, and the other end of each first connecting rod is hinged to the lower end of the corresponding lifting part. One end of each second connecting rod is hinged to the corresponding second slide block, and the other end of each second connecting rod is hinged to the upper portion of the corresponding lifting part. The safety-protection front fork is simple in structure, high in safety coefficient and good in comfort and solves the problem that a bicycle is prone to overturn when suddenly braking or colliding with obstacles.
Description
Technical field
The present invention relates to bicycle art, specifically a kind of bicycle safe protection front fork.
Background technology
To meet needs of riding, many bicycle saddles are higher, and handlebar is relatively low, causes to bring to a halt or bumps against barrier
When cyclist easily overturn from bicycle and damage.The present invention passes through when bicycle is brought to a halt or bumps against barrier
The height for raising handlebar avoids cyclist that upset accident occurs；Meanwhile, the present invention also has cushioning effect, is bringing to a halt or is bumping against
During barrier, handlebar is moved forward, and while ensureing that cyclist is safe lifts comfortable riding degree.In addition, normally using process
In, bicycle keeps gross morphology, does not interfere with normal cycling and experiences.
The content of the invention
1. invention technical problem to be solved
Under overturning easily from bicycle when bicycle is brought to a halt or bumps against barrier for bicyclist of the prior art
The technical problems such as next, comfort level of riding difference, the invention provides a kind of bicycle safe protection front fork, its simple structure, safety
Coefficient is high, comfort level is good, solves the problems, such as that bicycle is easily overturn when bringing to a halt or bump against barrier, moreover it is possible to carry for cyclist
For certain buffer distance, so as to protecting cyclist to a certain extent and increasing cycling comfort.
2. technical scheme
To reach above-mentioned purpose, the technical scheme that the present invention is provided is：
A kind of bicycle safe protects front fork, including fixed part, lifting portion, slide block, No. two slide blocks, connecting rod,
No. two connecting rods, track, a spring and No. two springs；A described slide block, No. two slide blocks, a connecting rod, No. two connecting rods and
The quantity of track is two；Described fixed part be in " it " font, the side of being provided with the medium position of fixed part the right and left
Shape through hole, the lower position of fixed part the right and left are provided with slide rail, and fixed part bottom is fixed on bicycle by nut
On front axle, and it is connected using welding manner between fixed part top and the steering spindle of bicycle；Described track installation is solid
Determine in the square through hole in portion；Through hole is provided with a described slide block, a slide block installs in orbit；No. two described cunnings
Block is arranged on the slide rail of fixed part；Described lifting portion includes two down tubes, two upper pipes and pitches hat, two described down tubes
Lower end is hinged with bicycle front axle respectively；The upper pipe lower end of described two is respectively fitted in two down tubes, two upper pipes and two
Individual down tube forms two pairs of expansion links respectively, and upper pipe upper end is connected using welding manner with fork hat, and a cunning is passed through in the middle part of upper pipe
Through hole on block；Described fork hat is connected with bicycle handle bar using welding manner；Described connecting rod one end with No. two
Slide block is hinged, and a connecting rod other end is hinged with down tube；No. two described connecting rod one end are hinged with No. two slide blocks, No. two
The connecting rod other end is hinged with upper pipe；A described spring is arranged on described track, a spring one end and fixed part
It is fixedly connected, a spring other end is fixedly connected with a slide block；No. two described springs are arranged on slide rail, No. two springs
One end is fixedly connected with fixed part, and No. two spring other ends are fixedly connected with No. two slide blocks.
3. beneficial effect
The technical scheme provided using the present invention, compared with prior art, is had the advantages that：
(1) a kind of bicycle safe protection front fork of the invention, fixed part are fixed on bicycle front axle by nut, are lifted
Ascending part length is variable, and lower end is hinged with bicycle front axle, and middle part passes through fixed part, upper end to weld with bicycle handlebar.Work as bicycle
When bringing to a halt or bump against barrier, lifting portion highly increases and while forward movement, not only can prevent bicyclist from certainly
Overturn in driving, certain buffer distance can also be provided, improve comfort level.
(2) a kind of bicycle safe protection front fork of the invention, is mounted on spring on track and slide rail so that bicycle
During normally travel, front fork is in stable condition, does not affect the impression of riding of bicyclist.
(3) a kind of bicycle safe protection front fork of the invention, reasonable in design, principle are simple, are easy to promote the use of.
Description of the drawings
Fig. 1 is the structural representation under a kind of bicycle safe protection front fork normal condition of the present invention；
Fig. 2 is the structural representation under a kind of bicycle safe protection front fork elongation state of the present invention；
Fig. 3 is the structural representation that a kind of bicycle safe of the present invention protects front fork fixed part.
Label declaration in schematic diagram：1. fixed part；2. lifting portion；3. a slide block；4. No. two slide blocks；5. a company
Bar；6. No. two connecting rods；7. track；8. a spring；9. No. two springs；101. square through hole；102. slide rail；201. down tube；
Manage on 202.；203. fork hats；301. through hole.
Specific embodiment
To further appreciate that present disclosure, with reference to accompanying drawing, the present invention is described in detail.
As shown in Figure 1, Figure 2, Fig. 3, a kind of bicycle safe protection front fork of the present embodiment, including fixed part 1, lifting portion 2,
Number 5, No. two connecting rods 6 of connecting rod of slide block 4, of slide block 3, two, 7, spring 8 of track and No. two springs 9；A described cunning
The quantity of 5, No. two connecting rods 6 of the connecting rod of slide block 4, of block 3, two and track 7 is two；Described fixed part 1 is in " it " font,
Square through hole 101 is provided with the medium position of 1 the right and left of fixed part, the lower position of 1 the right and left of fixed part is equal
Slide rail 102 is provided with, 1 bottom of fixed part is fixed on bicycle front axle by nut, and 1 top of fixed part and bicycle turn
It is connected between axle using welding manner；Described track 7 is arranged in the square through hole 101 of fixed part 1；Described No. one
Through hole 301 is provided with slide block 3, a slide block 3 is arranged on track 7；No. two described slide blocks 4 are arranged on the cunning of fixed part 1
On rail 102；Described lifting portion 2 includes the upper pipe 202 of two down tubes 201, two and fork hat 203, under two described down tubes 201
End is hinged with bicycle front axle respectively；Upper 202 lower end of pipe of described two is respectively fitted in two down tubes 201, two upper pipes
202 and two down tubes 201 form two pairs of expansion links respectively, 202 upper end of upper pipe is connected using welding manner with fork hat 203, on
Through the through hole 301 on a slide block 3 in the middle part of pipe 202；Described fork hat 203 is connected with bicycle handle bar using welding manner
Connect；Described 5 one end of connecting rod is hinged with No. two slide blocks 4, and 5 other end of connecting rod is hinged with down tube 201；Described
No. two 6 one end of connecting rod are hinged with No. two slide blocks 4, and No. two 6 other ends of connecting rod are hinged with upper pipe 202；A described spring 8
On described track 7,8 one end of spring is fixedly connected with fixed part 1,8 other end of spring and a slide block 3
It is fixedly connected；No. two described springs 9 are arranged on slide rail 102, and No. two 9 one end of spring are fixedly connected with fixed part 1, No. two bullets
9 other end of spring is fixedly connected with No. two slide blocks 4.
Below schematically the present invention and embodiments thereof are described, the description does not have restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if the common skill of this area
Art personnel are enlightened by which, in the case of without departing from the invention objective, are designed and the technical scheme without creative
Similar frame mode and embodiment, all should belong to protection scope of the present invention.
Claims (4)
1. a kind of bicycle safe protects front fork, including fixed part (1), lifting portion (2), slide block (3), No. two slide blocks (4),
Number connecting rod (5), No. two connecting rods (6), track (7) and a springs (8)；It is characterized in that：A described slide block (3), two
Number slide block (4), connecting rod (5), No. two connecting rods (6), a springs（8）Two are with the quantity of track (7)；Described fixation
Portion (1) is provided with square through hole (101), fixed part (1) in " it " font at the medium position of fixed part (1) the right and left
The lower position of the right and left is provided with slide rail (102), and fixed part (1) bottom is fixed on bicycle front axle by nut
On, and be connected using welding manner between fixed part (1) top and the steering spindle of bicycle；Described track (7) is arranged on
In the square through hole (101) of fixed part (1)；Through hole (301) is provided with a described slide block (3), a slide block (3) is installed
On track (7)；No. two described slide blocks (4) are on the slide rail (102) of fixed part (1)；Described lifting portion (2) includes
Two down tubes (201), two upper pipes (202) and fork are preced with (203), described two down tube (201) lower ends respectively with bicycle before
Axle is hinged；Upper pipe (202) lower end of described two is respectively fitted on two down tubes (201), under two upper pipes (202) and two
Pipe (201) forms two pairs of expansion links respectively, and upper pipe (202) upper end is connected using welding manner with fork hat (203), upper pipe
(202) through the through hole (301) on a slide block (3) in the middle part of；Described fork hat (203) is using welding manner and bicycle handle bar
It is connected；Described connecting rod (5) one end is hinged with No. two slide blocks (4), connecting rod (5) other end and down tube (201)
It is hinged；No. two described connecting rod (6) one end are hinged with No. two slide blocks (4), No. two connecting rod (6) other ends and upper pipe (202)
It is hinged；Two described springs (8) are separately mounted on two described tracks (7), spring (8) one end with it is solid
Determine portion (1) to be fixedly connected, spring (8) other end is fixedly connected with a slide block (3).
2. a kind of bicycle safe according to claim 1 protects front fork, it is characterised in that：On described slide rail (102)
No. two springs (9) are installed, No. two spring (9) one end are fixedly connected with fixed part (1), No. two spring (9) other ends and No. two
Slide block (4) is fixedly connected.
3. a kind of bicycle safe according to claim 1 protects front fork, it is characterised in that：Described track (7) shape
For the movement locus of a slide block (3).
4. a kind of bicycle safe according to claim 1 protects front fork, it is characterised in that：A described slide block (3)
Through hole (301) edge be rounded down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410702548.0A CN104443207B (en) | 2014-11-29 | 2014-11-29 | Safety-protection front fork of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410702548.0A CN104443207B (en) | 2014-11-29 | 2014-11-29 | Safety-protection front fork of bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104443207A CN104443207A (en) | 2015-03-25 |
| CN104443207B true CN104443207B (en) | 2017-05-03 |
Family
ID=52890144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410702548.0A Active CN104443207B (en) | 2014-11-29 | 2014-11-29 | Safety-protection front fork of bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104443207B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4542910A (en) * | 1982-01-25 | 1985-09-24 | Yamaha Hatsudoki Kabushiki Kaisha | Motorcycle suspension system |
| CN2421235Y (en) * | 1999-12-24 | 2001-02-28 | 张学堂 | Buffer spring vibration-damping bicycle front wheel fork |
| CN1631710A (en) * | 2003-12-24 | 2005-06-29 | 彭国安 | Swinging along central shaft type double extension spring elastic flat fork for bicycle |
| CN1678490A (en) * | 2002-08-29 | 2005-10-05 | 宝马股份公司 | Displacement bearing and motorcycle fork having such a displacement bearing |
| CN204250270U (en) * | 2014-11-29 | 2015-04-08 | 赵雪虎 | A kind of bicycle safe protection front fork |
-
2014
- 2014-11-29 CN CN201410702548.0A patent/CN104443207B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4542910A (en) * | 1982-01-25 | 1985-09-24 | Yamaha Hatsudoki Kabushiki Kaisha | Motorcycle suspension system |
| CN2421235Y (en) * | 1999-12-24 | 2001-02-28 | 张学堂 | Buffer spring vibration-damping bicycle front wheel fork |
| CN1678490A (en) * | 2002-08-29 | 2005-10-05 | 宝马股份公司 | Displacement bearing and motorcycle fork having such a displacement bearing |
| CN1631710A (en) * | 2003-12-24 | 2005-06-29 | 彭国安 | Swinging along central shaft type double extension spring elastic flat fork for bicycle |
| CN204250270U (en) * | 2014-11-29 | 2015-04-08 | 赵雪虎 | A kind of bicycle safe protection front fork |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104443207A (en) | 2015-03-25 |
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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 | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ding Lin Inventor after: Sun Mei Inventor after: Zhang Ting Inventor before: Zhao Xuehu Inventor before: Wang Tao Inventor before: Zhu Lu Inventor before: Lin Ming Inventor before: Wu Yuxiang Inventor before: Yao Sen |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170406 Address after: Building 18, No. 206 Lane ahead of Ningguo village in Baohe District of Hefei city of Anhui province in 230002 Applicant after: Ding Lin Applicant after: Sun Mei Applicant after: Zhang Ting Address before: 232001 Anhui Province, Huainan city tianjia'an District Department of the Anhui University Of Science And Technology College of Mechanical Engineering Applicant before: Zhao Xuehu |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181129 Address after: 213000 No. 366 Pingzhong Road, Tianning District, Changzhou City, Jiangsu Province Patentee after: Changzhou Tongshi Zhongchuang Space Co., Ltd. Address before: 230002 No. 206, 18 blocks, Ningguoxincun, Qianjin Lane, Baohe District, Hefei City, Anhui Province Co-patentee before: Sun Mei Patentee before: Ding Lin Co-patentee before: Zhang Ting |
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| TR01 | Transfer of patent right |