CN202879708U - Folding bicycle with self-fastening hinges - Google Patents
Folding bicycle with self-fastening hinges Download PDFInfo
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- CN202879708U CN202879708U CN 201220448330 CN201220448330U CN202879708U CN 202879708 U CN202879708 U CN 202879708U CN 201220448330 CN201220448330 CN 201220448330 CN 201220448330 U CN201220448330 U CN 201220448330U CN 202879708 U CN202879708 U CN 202879708U
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- hinge
- bicycle
- flange
- self
- outer ring
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Abstract
The utility model provides a folding bicycle with self-fastening hinges. The folding bicycle can be folded by one motion and also unfolded by one motion. Flanges are arranged at two ends of a central spindle of each hinge. Outer rings of the hinges are attached outside the flanges. A clamping block and the outer rings clamp the flanges together. When the bicycle is completely unfolded, the axial dimensions of the flanges enable the axial contact circular conical surfaces of the outer rings and the flanges to be mutually attached along increase of rising angles of inner surfaces of the flanges and each hinge can be fastened enough. As the longitudinal folding way is adopted, all parts of the bicycle are mutually connected through the hinges. Folding and unfolding are finished in a mode that each part rotates around the axes of the hinges along the longitudinal surface of the bicycle.
Description
Technical field
The utility model belongs to folding bicycle.
Background technology
Present folding bicycle, the folding and expansion of full car all need several steps actions just can finish, and all need just can ride behind the manual locking.
Summary of the invention
As long as technical problem to be solved in the utility model is for above-mentioned prior art present situation, provides a kind of collapsible once step action, also as long as deployable once the step action, and the bicycle of locking voluntarily launching riding condition.
For this reason, the present invention takes longitudinal folding, (vertically being working direction and the above-below direction of bicycle). and full car minute forward wheel components, rear wheel part, saddle parts and mobile jib parts, tie component, each parts interconnects by hinge respectively.Folding and when launching each parts be to rotate to finish along the longitudinal surface of bicycle and around the hinge axle center, the hinge axle center then is perpendicular to the longitudinal surface of bicycle.
In order to lock voluntarily the expansion riding condition of bicycle, there is flange at the two ends of the mandrel of described hinge, and the outside of flange is pressed close in the outer ring of hinge, and the contact surface of the two is circular conical surface.In the outer ring clamp is housed, clamp is pressed close to again the inner face of flange simultaneously, with the outer ring clamped flanges.There is lift angle the residing position of clamp when launching approaching on the circumferencial direction of the inner face of flange, at the relative proper motion car, and the axial dimension of flange is increased gradually with lift angle.Clamp is fixing by filling in the outer ring, the increase of axial dimension can make the axial circular conical surface that contacts of outer ring and flange draw close mutually, when launching fully to bicycle, the flange axial dimension has increased to is enough to make the axial circular conical surface that contacts of outer ring and flange to be close to mutually, each hinge is obtained enough fastening.
For obtaining enough structural strengths, the two ends of each hinge respectively arrange a flange and outer ring, clamp, and certainly, the flange of hinge and outer ring, clamp also can only respectively arrange one, can lock hinge equally.
Bicycle is when launching to ride, and each parts is at grade, then needs to make it dislocation when folding on Different Plane.For this reason, when two adjacent components are connected with the mandrel of hinge or outer ring respectively, a suitable angle will be arranged all, two angular dimension equidirectionals are opposite. and like this, two angles are cancelled each other during expansion, and two parts remain on same plane.When folding, two angle sums are exactly two parts needed angles that misplace.Certainly, for different parts, this angle is different, will provide these angles in the specific embodiment below.
In addition, the junction when rear wheel part and the expansion of saddle parts is provided with tapered pin and taper hole, is provided with the lateral pin hole in the side of tapered pin and taper hole, also is provided with lateral pin and spring.When bicycle launches fully, the tapered pin taper hole is carved and is closed, make rear wheel part and saddle parts in this combination, when taking saddle, the people makes more close and firm of this combination, the lateral pin hole that this moment, tapered pin and taper hole side arranged just in time overlaps, and lateral pin is ejected to be inserted in the lateral pin hole, pins the combination of tapered pin and taper hole, the deployed condition of car is locked and fastening, and the cyclist gets off or collides the locking of the deployed condition that can not affect car and fastening.
Tie component has a bending, and when bicycle launched fully, bending is seizing hinge just in time, thereby together forward wheel components is formed firmly support with the mobile jib parts.
Description of drawings:
Fig. 1 be bicycle launch fully can be when riding schematic diagram, Fig. 2 is the schematic diagram of bicycle when collapsing, Fig. 3 is the schematic diagram of car hinge when collapsing, Fig. 4 is the schematic diagram of car exhibition hinge when opening.
Specific embodiment:
Such as Fig. 1 Fig. 2: full car divides forward wheel components (12), rear wheel part (21), saddle parts (13) and mobile jib parts (15), tie component (25), and each parts interconnects by hinge (14) (16) (17) (23) (26) respectively.Folding and when launching each parts be to rotate to finish along the longitudinal surface of bicycle and around the hinge axle center, the hinge axle center then is perpendicular to the longitudinal surface of bicycle.
In order to lock voluntarily the expansion riding condition of bicycle, there is flange (4) at the mandrel of described hinge (3) two ends, and the outer ring of hinge (1) presses close to the outside of flange (4), and the contact surface of the two is circular conical surface.(1) is equipped with clamp (6) in the outer ring, clamp (6) is pressed close to again the inner face of flange (4) simultaneously, with outer ring (1) clamped flanges (4), on the circumferencial direction of the inner face of flange (4), there is lift angle (11) the residing position of clamp (6) when the relative proper motion car approaches expansion, the axial dimension of flange (4) is increased gradually with lift angle (11), (1) is fixing by filling to clamp (6) in the outer ring, the increase of axial dimension can make the axial circular conical surface that contacts of outer ring (1) and flange (4) draw close mutually, when launching fully to bicycle, flange (4) axial dimension has increased to is enough to make the axial circular conical surface that contacts of outer ring (1) and flange (4) to be close to mutually, each hinge is obtained enough fastening.
For obtaining enough structural strengths, the two ends of each hinge respectively arrange a flange (4) and outer ring (1), clamp (6), certainly, the flange of hinge (4) and outer ring (1), clamp (6) also can only respectively arrange one, can lock hinge equally.
Bicycle is when launching to ride, and each parts is at grade, then needs to make it dislocation when folding on Different Plane.For this reason, such as Fig. 3 Fig. 4: two adjacent components (7) be connected 10) respectively with the mandrel (3) of hinge or outer ring (1) when being connected, a suitable angle (8) and (9) all will be arranged, two angular dimension equidirectionals are opposite. like this, two angles are cancelled each other during expansion, and two parts remain on same plane.When folding, two angle sums are exactly two parts needed angles that misplace. certainly, and for different parts, this angle is different, for hinge (14), should not need this two angles, for hinge (16), these two angle sums are about 10 °, and for hinge (17), these two angle sums are about 5 °, for hinge (23), these two angle sums are about 12 °, and for hinge (26), these two angle sums are about 2 °.
In addition, junction when rear wheel part and the expansion of saddle parts, be provided with tapered pin (24) and taper hole (20), be provided with the lateral pin hole in the side of tapered pin (24) and taper hole (20), also be provided with lateral pin (18) and spring (19).When bicycle launches fully, tapered pin (24) taper hole (20) is carved and is closed, make rear wheel part and saddle parts in this combination, when taking saddle, the people makes more close and firm of this combination, the lateral pin hole that this moment, tapered pin (24) and taper hole (20) side arranged just in time overlaps, lateral pin (18) is ejected to be inserted in the lateral pin hole, pin the combination of tapered pin and taper hole, the deployed condition of car is locked and fastening, and the cyclist gets off or collides the locking of the deployed condition that can not affect car and fastening.
Tie component (25) has a bending (22), and when bicycle launched fully, crooked (22) are seizing hinge (16) just in time, thereby together forward wheel components is formed firmly support with the mobile jib parts.
The below is used as an explanation to of the present utility model making: such as Fig. 1: bicycle is in deployed condition, begin to fold, the right hand is held the rear end of hinge (17) and lateral pin (18), lateral pin (18) is when being pulled out, the right hand is mentioned, rear wheel part (21) is sagging, the while left hand is held handlebar and is drawn close towards the right hand, forward wheel components (12) clockwise rotates around hinge (14), clockwise rotate around hinge (16) by pull bar (25) and hinge (23) pulling rear wheel part (21) simultaneously, then at the same time by rotating counterclockwise from recoiling hinge (17), full car collapses into Fig. 2 state to the saddle parts.
During expansion, the right-hand man is intersected, left hand is held handlebar, the right hand is held saddle, separates both hands when mentioning, and each parts is done rotation opposite when folding, vehicle is namely deployable, the people takes saddle, and each hinge makes the axial circular conical surface that contacts of outer ring (1) and flange (4) be close to mutually under the effect of clamp (6) and lift angle (11), and each hinge all is locked.At this moment, tapered pin (24) and taper hole (20) are carved and are closed, make rear wheel part and saddle parts in this combination, when taking saddle, the people make this in conjunction with more firm, at this moment, the lateral pin hole that tapered pin (24) taper hole (21) side arranges just in time overlaps, and lateral pin (18) is ejected to be inserted in the lateral pin hole, pin the combination of tapered pin and taper hole, the deployed condition of car is locked.
Claims (7)
1. folding bicycle with the self-locking hinge, it is characterized by: there is flange (4) at the mandrel of described hinge (3) two ends, the outside of flange (4) is pressed close in the outer ring of hinge (1), (1) is equipped with clamp (6) in the outer ring, clamp (6) is pressed close to again the inner face of flange (4) simultaneously, with outer ring (1) clamped flanges (4), on the circumferencial direction of the inner face of flange (4), there is lift angle (11) position that the relative proper motion car approaches clamp (6) place when launching, and the axial dimension of flange (4) is increased gradually with lift angle (11).
2. the folding bicycle with the self-locking hinge according to claim 1, it is characterized by: full car minute forward wheel components (12), rear wheel part (21), saddle parts (13) and mobile jib parts (15), tie component (25), interconnect and fold and launch by hinge (14) (16) (17) (23) (26) respectively, each parts is to rotate to finish along the longitudinal surface of bicycle and around the hinge axle center when folding and launching, the hinge axle center then is perpendicular to the longitudinal surface of bicycle, two adjacent components are respectively with the mandrel (3) of hinge or outer ring (1) when being connected, a suitable angle (8) and (9) are arranged, and two angular dimension equidirectionals are opposite.
3. the folding bicycle with the self-locking hinge according to claim 1, it is characterized by: the axial contact surface of the flange of described hinge (4) and outer ring (1) is circular conical surface.
4. the folding bicycle with the self-locking hinge according to claim 1, it is characterized by: there are tapered pin (24) and taper hole (20) in the junction of described saddle parts (13) and rear wheel part (21).
5. the folding bicycle with the self-locking hinge according to claim 1, it is characterized by: there are lateral pin hole and lateral pin (18) in the side of described tapered pin (24) and taper hole (20), and spring (19) is arranged on the lateral pin (18).
6. the folding bicycle with the self-locking hinge according to claim 1, it is characterized by: described suitable angle (8) and (9), for different parts, set different angles, for hinge (14), do not need this two angles, for hinge (16), these two angle sums are about 10 °, and for hinge (17), these two angle sums are about 5 °, for hinge (23), these two angle sums are about 12 °, and for hinge (26), these two angle sums are about 2 °.
7. the folding bicycle with the self-locking hinge according to claim 1, it is characterized by: the two ends of each hinge respectively arrange a flange (4) and outer ring (1), clamp (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220448330 CN202879708U (en) | 2012-09-05 | 2012-09-05 | Folding bicycle with self-fastening hinges |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220448330 CN202879708U (en) | 2012-09-05 | 2012-09-05 | Folding bicycle with self-fastening hinges |
Publications (1)
Publication Number | Publication Date |
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CN202879708U true CN202879708U (en) | 2013-04-17 |
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Application Number | Title | Priority Date | Filing Date |
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CN 201220448330 Expired - Fee Related CN202879708U (en) | 2012-09-05 | 2012-09-05 | Folding bicycle with self-fastening hinges |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102862636A (en) * | 2012-09-05 | 2013-01-09 | 郑永如 | Folding bicycle |
CN102862637A (en) * | 2012-09-05 | 2013-01-09 | 孙银花 | Folding bicycle and self-locking hinge thereof |
-
2012
- 2012-09-05 CN CN 201220448330 patent/CN202879708U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102862636A (en) * | 2012-09-05 | 2013-01-09 | 郑永如 | Folding bicycle |
CN102862637A (en) * | 2012-09-05 | 2013-01-09 | 孙银花 | Folding bicycle and self-locking hinge thereof |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20140905 |
|
EXPY | Termination of patent right or utility model |