CN202115659U - Structure-improved bicycle folding connector - Google Patents
Structure-improved bicycle folding connector Download PDFInfo
- Publication number
- CN202115659U CN202115659U CN2011201816502U CN201120181650U CN202115659U CN 202115659 U CN202115659 U CN 202115659U CN 2011201816502 U CN2011201816502 U CN 2011201816502U CN 201120181650 U CN201120181650 U CN 201120181650U CN 202115659 U CN202115659 U CN 202115659U
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- Prior art keywords
- joint
- slide block
- groove
- drive
- piece
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Abstract
The utility model discloses a structure-improved bicycle folding connector, which comprises a first connector, a second connector and a handle. The first connector and the second connector are coaxially hinged with each other, the handle is fixedly connected to a hinge shaft of the first connector and the second connector, the first connector is provided with a first slider, and the second connector is provided with a first groove. The handle can drive the first slider on the first connector to slide along a direction perpendicular to the hinge shaft and extend into the first groove of the second connector. The second connector is further provided with a second groove, the first connector is further provided with a second slider and a drive block, and the drive block can synchronously move along with the first slider and drive the second slider to extend into the second groove of the second connector. By means of two clamping structures in pair arranged on the first connector and the second connector, strength and stability of connection of the first connector with the second connector are improved, and the folding structure cannot fail even one of the clamping structures is broken, so that using safety is guaranteed for users.
Description
Technical field
The utility model relates to a kind of bicycle folding joint, particularly a kind of structure improved bicycle folding joint.
Background technology
Folding bicycle makes things convenient for stored collapsed and carries the welcome that comes generally to receive everybody more because of it; Bicycle folding joint all is to have only a card to engage bonded assembly at present; Its Joint strenght and less stable exist the snap-in structure fracture to cause the risk of folding device inefficacy the user after folding.
The utility model content
In order to remedy above deficiency, the utility model provides a kind of structure improved bicycle folding joint, and this structure improved bicycle folding joint connection structure intensity is big, connects stable.
The utility model for the technical scheme that solves its technical matters and adopt is: a kind of structure improved bicycle folding joint, comprise first and second joint and handle, and first and second joint is coaxial hinged; Handle is fixed on the jointed shaft of first and second joint, and first joint is provided with one first slide block, and second joint is provided with one first groove; Handle can drive vertical its jointed shaft direction slip in first slide block edge on first joint and stretch in first groove of second joint; Also be provided with one second groove on second joint, first joint is provided with second slide block, also is provided with one and drives piece; Drive piece can with the same moved further of first slide block; Drive piece and can drive in second groove that second slide block stretches into second joint, realize that complete all many places are locked, make that locking is more stable behind the bicycle folding, locking intensity is bigger.
Further improvement as the utility model; Said drive piece can drive the structure that second slide block stretches in second groove of second joint: drive piece for along the trapezium structure of the first slide block movement direction, one end width greater than other end width; Second slide block can slide along the direction that vertical first slide block slides, and second slide block is close to the C type opening draw-in groove that a side that drives piece is provided with an edge first slide block direction of slip, drive piece vertically the sloped sidewall of its sense of motion be provided with the flange that extends out along its thickness direction; This flange just is placed in the interior also backstop of C type opening draw-in groove of second slide block in the madial wall of the C of second slide block type opening draw-in groove; When first slide block slides, drive piece also with its synchronous slip, the flange when driving piece and slide on it just slides along the type open card slot length direction on second slide block; Also just be with second slide block to slide along the vertical first slide block direction of slip; In the time of in first slide block stretches into first groove, second slide block is proper and drive the bigger side contacts of piece width, and it just just stretches in second groove on second joint; Realized that first and second joint is multidirectional locked; 360 degree that guarantee first and second joint are comprehensive locked, and driving piece and can be and sliding in the same way with first slide block also can be reverse slide, when driving the piece and the first slide block reverse slide; Second slide block can realize less than other end width that along direction of slip one end width this all is that those skilled in the art can be easy to expect according to this patent.
Further improvement as the utility model; Said drive piece can drive that second slide block slides and the structure that stretches in second groove of second joint is: second slide block can rotational positioning on first joint, second slide block along an end of the first slide block direction of slip to the distance that drives piece less than its other end to the distance that drives piece, drive piece and only peak on second slide block and its sidewall in opposite directions; Second slide block is with to drive a piece sidewall dorsad parallel with the second joint madial wall and be close to; Second groove is positioned on second joint and the madial wall that second slide block contacts, during use, drives piece and is synchronized with the movement with first slide block and just drives second slide block and rotate; Its lateral wall just changed in second groove of second joint and is fastened togather with it when second slide block rotated; This class formation is also a lot, is provided with rack structure as driving piece, and second slide block comprises a gear and a cam bit; The wheel and rack engagement; Gear is connected with a cam bit is coaxial, and second groove location coupling on the cam bit and second joint is when the gear on rack drives second slide block that drives on first joint on the piece rotates; Gear just drives the cam bit rotation and extend in second groove on second joint and is fastened togather with it, and these structures all are that those skilled in the art are easy to and can associate according to this patent.
Further improvement as the utility model; The quantity of said second slide block is two; Be symmetry status respectively and be positioned at the both sides that drive vertical its sense of motion of piece; On second joint quantity of second groove also cooresponding be two and corresponding one by one with second slide position on first joint, along driving piece Width stress balance, guarantee that locking state is more stable when guaranteeing the locking of first and second joint.
Further improvement as the utility model; Said handle can drive the structure that first slide block on first joint slides along vertical its jointed shaft direction: the jointed shaft of first and second joint be in the middle of one with the crank shaft that is symmetrical structure of the different axial lines in two ends; Be provided with one and can be displaced into the pull bar on first joint along its axial location; This pull bar one end activity is arranged on first joint and with first slide block and is connected, and the pull bar other end is movably set in the interlude of crank shaft, and handle one end fixed cover is located on the section of crank shaft two ends; The outer circumference surface of handle one end is a camming surface; This camming surface can press closer in first and second joint, and when handle grip the crank shaft rotation, first slide block produced under the drive of crank shaft through pull bar and endwisely slips on the one hand like this; And then first slide block on first joint is entered in first groove on second joint; The camming surface of handle one end presses closer a location of realizing handle in first and second joint simultaneously, prevents that first slide block breaks away from first groove voluntarily under situation about being given a shock, and removes this structure and also can realize as meshing through bevel-gear sett for also having a lot of structures; Finishing bevel gear cuter is connected with screw mandrel is coaxial; First slide block and screw mandrel are spirally connected, and this structure can realize that also handle rotates drive first slide block and slides, and this class formation all is that those skilled in the art can expect according to this patent much also.
The useful technique effect of the utility model is: the utility model is through being provided with two pairs of snap-in structures on first and second joint; The Joint strenght and the connective stability of first and second joint have been improved; Even the situation of fracture takes place in a snap-in structure; The situation that foldable structure also can not occur losing efficacy has been guaranteed user's safety in utilization.
Description of drawings
Fig. 1 is first kind of structural front view of the utility model;
Fig. 2 is first kind of structure birds-eye view of the utility model;
Fig. 3 is first kind of structural perspective of the utility model;
Fig. 4 is the block diagram of second kind of structure of the utility model;
Fig. 5 is the block diagram of the third structure of the utility model;
Fig. 6 is the block diagram of the 4th kind of structure of the utility model;
Fig. 7 is the block diagram of the 5th kind of structure of the utility model;
Fig. 8 is the block diagram of the 6th kind of structure of the utility model;
Fig. 9 stretches into second kind of structural principle scheme drawing in second groove for the drive piece drives second slide block.
The specific embodiment
Embodiment: a kind of structure improved bicycle folding joint, comprise first and second joint 1,2 and handle 3, first and second joint 1,2 is coaxial hinged; Handle 3 is fixed on the jointed shaft of first and second joint 1,2, and first joint 1 is provided with one first slide block, 11, the second joints 2 and is provided with one first groove 21; Handle 3 can drive vertical its jointed shaft direction slip in first slide block, 11 edges on first joint 1 and stretch in first groove 21 of second joint 2; Also be provided with one second groove, 22, the first joints 1 on second joint 2 and be provided with second slide block 12, also be provided with one and drive piece 13; Drive piece 13 can with first slide block, 11 same moved further; Drive piece 13 and can drive in second groove 22 that second slide block 12 stretches into second joint 2, realize that complete all many places are locked, make that locking is more stable behind the bicycle folding, locking intensity is bigger.
The structures that said drive piece 13 can drive in second groove 22 that second slide block 12 stretches into second joint 2 are: drive piece 13 for along the trapezium structure of first slide block, 11 sense of motions, one end width greater than other end width; Second slide block 12 can slide along the direction that vertical first slide block 11 slides; Second slide block 12 is close to the C type opening draw-in groove that a side that drives piece 13 is provided with an edge first slide block, 11 direction of slips; The sloped sidewall that drives piece 13 vertical its sense of motions is provided with the flange that extends out along its thickness direction; This flange just is placed in the interior also backstop of C type opening draw-in groove of second slide block 12 in the madial wall of the C type opening draw-in groove of second slide block 12; When first slide block 11 slides, drive piece 13 also with its synchronous slip, the flange when driving piece 13 and slide on it just slides along the type open card slot length direction on second slide block 12; Also just be with second slide block 12 to slide along vertical first slide block, 11 direction of slips; In the time of in first slide block 11 stretches into first groove 21, second slide block, the 12 proper and bigger side contacts of drive piece 13 width, it just just stretches in second groove 22 on second joint 2; Realized that first and second joint 1,2 is multidirectional locked, guaranteed that 360 degree of first and second joint 1,2 are comprehensive locked; Driving piece 13 and can be and sliding in the same way with first slide block 11 also can be reverse slide; When driving piece 13 and first slide block, 11 reverse slide; Second slide block 12 can realize less than other end width that along direction of slip one end width this all is that those skilled in the art can be easy to expect according to this patent.
Said drive piece 13 can drive that second slide block 12 slides and the structures that stretch in second groove 22 of second joint 2 are: second slide block 12 can rotational positioning on first joint 1; Second slide block 12 arrives the distance that drives piece 13 along an end of first slide block, 11 direction of slips to the distance that drives piece 13 less than its other end; Driving piece 13 only peaks on second slide block 12 and its sidewall in opposite directions; Second slide block 12 is with to drive piece 13 sidewall dorsad parallel with second joint, 2 madial walls and be close to; Second groove 22 is positioned on second joint 2 and the madial wall that second slide block 12 contacts, during use, drives piece 13 and is synchronized with the movement with first slide block 11 and just drives second slide block 12 and rotate; Its lateral wall just changed in second groove 22 of second joint 2 and is fastened togather with it when second slide block 12 rotated; This class formation is also a lot, is provided with rack structure as driving piece 13, and second slide block 12 comprises a gear and a cam bit; The wheel and rack engagement; Gear is connected with a cam bit is coaxial, and second groove, 22 location matches on the cam bit and second joint 2 are when the gear on rack drives second slide block 12 that drives on first joint 1 on the piece 13 rotates; Gear just drives the cam bit rotation and extend in second groove 22 on second joint 2 and is fastened togather with it, and these structures all are that those skilled in the art are easy to and can associate according to this patent.
The quantity of said second slide block 12 is two; Be symmetry status respectively and be positioned at the both sides that drive piece 13 vertical its sense of motions; On second joint 2 quantity of second groove 22 also cooresponding be two and corresponding one by one with second slide block, 12 positions on first joint 1; Along driving piece 13 Width stress balances, guarantee that locking state is more stable when guaranteeing first and second joint 1,2 lockings.
Said handle 3 can drive the structure that first slide block 11 on first joint 1 slides along vertical its jointed shaft direction: the jointed shaft of first and second joint 1,2 be in the middle of one with the crank shaft that is symmetrical structure of the different axial lines in two ends; Be provided with one and can be displaced into the pull bar 4 on first joint along its axial location; These pull bar 4 one end activities are arranged on first joint 1 and with first slide block 11 and are connected; Pull bar 4 other ends are movably set in the interlude of crank shaft; Handle 3 one end fixed covers are located on the section of crank shaft two ends; The outer circumference surface of handle 3 one ends is a camming surface, and this camming surface can press closer in first and second joint 1,2, like this when handle 3 is being with the crank shaft rotation; First slide block 11 produces under the drive of crank shaft through pull bar 4 and endwisely slips on the one hand; And then first slide block 11 on first joint 1 is entered in first groove 21 on second joint 2, the camming surface of handle 3 one ends presses closer a location of realizing handle 3 in first and second joint 1,2 simultaneously, prevents that first slide block 11 breaks away from first groove 21 voluntarily under situation about being given a shock; Removing this structure also can realize as meshing through bevel-gear sett for also having a lot of structures; Finishing bevel gear cuter is connected with screw mandrel is coaxial; First slide block 11 is spirally connected with screw mandrel; This structure can realize that also handle 3 rotates drive first slide block 11 and slides, and this class formation all is that those skilled in the art can expect according to this patent much also.
Claims (5)
1. structure improved bicycle folding joint; Comprise first and second joint (1,2) and handle (3), first and second joint (1,2) is coaxial hinged, and handle (3) is fixed on the jointed shaft of first and second joint (1,2); First joint (1) is provided with one first slide block (11); Second joint (2) is provided with one first groove (21), and handle (3) can drive vertical its jointed shaft direction slip in first slide block (11) edge on first joint (1) and stretch in first groove (21) of second joint (2), it is characterized by: also be provided with one second groove (22) on second joint (2); First joint (1) is provided with second slide block (12); Also be provided with one and drive piece (13), drive piece (13) can with the same moved further of first slide block (11), drive piece (13) and can drive in second groove (22) that second slide block (12) stretches into second joint (2).
2. structure improved bicycle folding joint as claimed in claim 1; It is characterized in that: said drive piece (13) can drive the structure that second slide block (12) stretches in second groove (22) of second joint (2) and be: drive piece (13) for along the trapezium structure of first slide block (11) sense of motion, one end width greater than other end width; Second slide block (12) can slide along the direction that vertical first slide block (11) slides; Second slide block (12) is close to the C type opening draw-in groove that a side that drives piece (13) is provided with edge first slide block (11) direction of slip; Drive piece (13) vertically the sloped sidewall of its sense of motion be provided with the flange that extends out along its thickness direction, this flange just be placed in the C type opening draw-in groove of second slide block (12) and backstop in the madial wall of the C type opening draw-in groove of second slide block (12).
3. structure improved bicycle folding joint as claimed in claim 1; It is characterized in that: said drive piece (13) can drive that second slide block (12) slides and the structure that stretches in second groove (22) of second joint (2) is: second slide block (12) can rotational positioning on first joint (1); Second slide block (12) arrives the distance that drives piece (13) along an end of first slide block (11) direction of slip to the distance that drives piece (13) less than its other end; Driving piece (13) only peaks on second slide block (12) and its sidewall in opposite directions; Second slide block (12) is with to drive piece (a 13) sidewall dorsad parallel with second joint (2) madial wall and be close to, and second groove (22) is positioned on second joint (2) and the madial wall that second slide block (12) contacts.
4. like claim 2 or 3 described structure improved bicycle folding joints; It is characterized in that: the quantity of said second slide block (12) is two; Be symmetry status respectively and be positioned at the vertically both sides of its sense of motion of drive piece (13), the quantity of last second groove of second joint (2) (22) is also cooresponding to be two and corresponding one by one with second slide block (12) position on first joint (1).
5. structure improved bicycle folding joint as claimed in claim 1; It is characterized in that: said handle (3) can drive the structure that first slide block (11) on first joint (1) slides along vertical its jointed shaft direction and be: the jointed shaft of first and second joint (1,2) be in the middle of one with the crank shaft that is symmetrical structure of the different axial lines in two ends; Be provided with one and can be displaced into the pull bar (4) on first joint (1) along its axial location; These pull bar (4) one end activities are arranged in first joint (1) and upward and with first slide block (11) are connected; Pull bar (4) other end is movably set in the interlude of crank shaft; Handle (3) one end fixed covers are located on the section of crank shaft two ends, and the outer circumference surface of handle (3) one ends is a camming surface, and this camming surface can press closer in first and second joint (1,2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201816502U CN202115659U (en) | 2011-06-01 | 2011-06-01 | Structure-improved bicycle folding connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201816502U CN202115659U (en) | 2011-06-01 | 2011-06-01 | Structure-improved bicycle folding connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202115659U true CN202115659U (en) | 2012-01-18 |
Family
ID=45456745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201816502U Expired - Lifetime CN202115659U (en) | 2011-06-01 | 2011-06-01 | Structure-improved bicycle folding connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202115659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806967A (en) * | 2011-06-01 | 2012-12-05 | 欧亚马自行车(太仓)有限公司 | Bicycle folding joint with improved structure |
-
2011
- 2011-06-01 CN CN2011201816502U patent/CN202115659U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806967A (en) * | 2011-06-01 | 2012-12-05 | 欧亚马自行车(太仓)有限公司 | Bicycle folding joint with improved structure |
| CN102806967B (en) * | 2011-06-01 | 2015-05-13 | 欧亚马自行车(太仓)有限公司 | Bicycle folding joint with improved structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120118 Effective date of abandoning: 20150513 |
|
| RGAV | Abandon patent right to avoid regrant |