CN203450282U - Vertical pipe folding joint - Google Patents
Vertical pipe folding joint Download PDFInfo
- Publication number
- CN203450282U CN203450282U CN201320466887.4U CN201320466887U CN203450282U CN 203450282 U CN203450282 U CN 203450282U CN 201320466887 U CN201320466887 U CN 201320466887U CN 203450282 U CN203450282 U CN 203450282U
- Authority
- CN
- China
- Prior art keywords
- adjust bar
- vertical tube
- folding joint
- connection blocks
- regulating rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a vertical pipe folding joint which comprises two connecting bases, wherein one side of one connecting base is hinged to one side of the other connecting base, one end of each of butt-joint surfaces of the two connecting bases is provided with a boss, the bosses are provided with corresponding clamping grooves, one connecting base is provided with a base cover and a clamping block provided with a regulating rod in a sleeved mode, the regulating rod is in threaded connection with the base cover, and when the two connecting bases are folded together, the regulating rod is screwed tightly to control the clamping block to be clamped into the clamping grooves to lock the two connecting bases. The regulating rod is in threaded connection with the base cover, the regulating rod is tightly screwed to control the clamping block to be clamped into the clamping grooves of the two bosses to lock the two connecting bases when the two connecting bases are folded together, and when a vertical pipe is disassembled, disassembling can be completed just by unscrewing the regulating rod. The regulating rod replaces a handle and a safety buckle for folding and disassembling the vertical pipe joint, the regulating rod is arranged inside the two connecting bases in a penetrated mode, the structure is simple and reasonable, and invisibility is good; the regulating rod is in threaded connection for locking, replaces sliding abutting, and is high in locking precision and good in stability and safety.
Description
Technical field
The utility model relates to folding joint, particularly a kind of vertical tube folding joint.
Background technology
At present, all use vertical tube folding joint on folding bicycle market, two Connection Blocks of vertical tube folding joint are controlled two Connection Blocks of latch segment locking by the eccentric wheel of quick-release handle, thereby complete amounting to of vertical tube folding joint; In order to prevent can making quick-release handle hand external force flick or shake and hold when cycling shakes and rocks, at upper vertical tube, be provided with the safety buckle that hooks quick-release handle, quick-release handle and safety buckle are all located at vertical tube outside, have increased the volume of vertical tube, complex structure, disguised bad; And easily bumping to quick-release handle or safety buckle when using bicycle, safety is not high.At quick-release handle, move when controlling vertical tube folding joint and constantly amounting to disassemble, the eccentric wheel of quick-release handle connects with the rod member that is connected latch segment and mutually slides, easily cause the wearing and tearing of rod member, rod member can shorten when wearing and tearing, grip block is got loose, the locking of vertical tube folding joint is not firm, and safety is not high.
Utility model content
The utility model aims to provide a kind of simple and reasonable for structure, and hiding is good, safe vertical tube folding joint.
The utility model is achieved in that a kind of vertical tube folding joint, be included in two hinged Connection Blocks of a side, one end of two described Connection Block involutory surfaces is respectively provided with boss and described boss is equipped with corresponding draw-in groove, wherein a connecting seat is provided with cover for seat and the grip block that is arranged with adjust bar, described adjust bar is threaded with described cover for seat, when two described Connection Blocks close up, by screwing described adjust bar, control described grip block and snap in two described Connection Blocks of described draw-in groove locking.
Two hinged sides of described Connection Block are equipped with hinge axis hole and described hinge axis hole is equipped with hinge; Described cover for seat is connector, and one end of described connector is provided with axis hole, and the other end is provided with screw; Described hinge is arranged in described axis hole and is articulated and connected; Described screw screws and is connected with described adjust bar.
Described two boss are respectively provided with the shrinkage pool matching, when two described Connection Blocks close up, described adjust bar is arranged in closed mutually described shrinkage pool, and described adjust bar is arranged with jump ring and is provided with between one end of described screw at sidewall and described connector that wherein described in one, boss is provided with.
Described cover for seat comprises fastener head and facing, described fastener head is provided with tapped through hole and described tapped through hole is arranged with described facing, described adjust bar is threaded with described facing and stretches out described fastener head, and one end that described adjust bar stretches out described fastener head is arranged with snap ring.
Described snap ring fixed card terminates in described adjust bar, and described snap ring is provided with breach.
Described grip block is v-shaped structure.
The beneficial effects of the utility model are: wherein a connecting seat is provided with cover for seat and the grip block that is arranged with adjust bar, adjust bar is threaded with cover for seat, when two Connection Blocks close up, the draw-in groove that snaps in two boss by screwing adjust bar control grip block is locked two Connection Blocks, when disassemble vertical tube, only need to unscrew adjust bar can complete disassemble.Adjust bar has replaced to be controlled vertical pipe joint and amounts to quick-release handle and the safety buckle with disassemble, and adjust bar to be arranged in two Connection Blocks inner, simple and reasonable for structure, good concealment; Adjust bar is the locking that is threaded, and has replaced slip butt, and locking precision is high, and stability and safety are good.
Accompanying drawing explanation
Fig. 1 is the exploded drawings of vertical tube folding joint of the present utility model;
Fig. 2 is the structural representation of vertical tube folding joint of the present utility model;
Fig. 3 is the exploded drawings of the another kind of structure of vertical tube folding joint of the present utility model;
Fig. 4 is the structural representation of the connection of Fig. 3 of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, a kind of vertical tube folding joint of the utility model is described in further details.
The first embodiment: please refer to shown in Fig. 1 and Fig. 2, vertical tube folding joint comprises two Connection Blocks 2, a side at two Connection Blocks 2 is articulated and connected, a hinged side is equipped with hinge axis hole 7 and hinge axis hole 7 and is equipped with hinge 6 and is articulated and connected, and wherein a connecting seat 2 is provided with cover for seat and is arranged with the grip block 5 of adjust bar 4; In the present embodiment, cover for seat is connector 8, and one end is provided with axis hole 81, and connector 8 other ends are provided with screw 82; Hinge 6 is arranged in axis hole 81 and is articulated and connected; Screw 82 screws and is connected with adjust bar 4.One side of two Connection Blocks 2 also can be articulated and connected by another kind of articulated structure, and articulated structure comprises internal lobes 22 and outer lug 21 and the hinge 6 that two Connection Blocks 2 are respectively equipped with; Internal lobes 22 is sheathed in outer lug 21; Internal lobes 22 and outer lug 21 are equipped with hinge axis hole 7, and hinge 6 is arranged in hinge axis hole 7 two Connection Blocks 2 are articulated and connected in a side.Axis hole 81 centre and hinge 6 sheathed and that be positioned at internal lobes 22 are arranged in axis hole 81, and screw 82 is threaded with adjust bar 4; Grip block 5 is v-shaped structure.One end of two Connection Block 2 involutory surfaces is respectively provided with boss 3, and boss 3 is equipped with corresponding draw-in groove 31 and the shrinkage pool 32 matching; Boss 3 is also provided with a sidewall 33 and is provided with screw 82 vis-a-vis with connector 8, and when amounting to vertical tube folding joint, two Connection Blocks 2 close up, when adjust bar 4 screws in screw 82 and screws, tension grip block 5 snaps in draw-in groove 31 locking two Connection Blocks 2, and now, adjust bar 4 is arranged in closed mutually shrinkage pool 32; Adjust bar 4 is arranged with jump ring 9 and wherein sidewall 33 and the connector 8 of a boss 3 are provided with between screw 82 one end, at adjust bar 4 whiz screws 82, grip block 5 leaves draw-in groove 31 and does not lock two boss 3, in the time of can disassemble vertical pipe joint, the sidewall 33 of jump ring 9 and a boss 3 offsets, make adjust bar 4 can not continue to screw out, guarantee the incomplete whiz screw 82 of adjust bar 4, regulating two Connection Blocks 2 can disassemble time, keep adjust bar 4 to be connected with connector 8, grip block 5 is not dropped, facilitate the folding of vertical tube.Two Connection Blocks 2 are respectively equipped with vertical tube 1 and sleeve pipe 14; Upper vertical tube 1 one end is fixedly connected with Connection Block 2, and the other end is connected with barre 13, and sleeve pipe 14 connects through vehicle frame head pipe front fork 16, completes being connected of vertical tube and vehicle frame.
The second embodiment: please refer to shown in Fig. 3 and Fig. 4, the another kind of cover for seat that wherein a connecting seat 2 is provided with, it comprises fastener head 10 and facing 11, is provided with the tapped bore matching with adjust bar 4 in the middle of facing 11.Together with the Connection Block 2 that in the present embodiment, fastener head 10 is fixed on it is cast in, or use other parts to link together, as bolt etc.Fastener head 10 is provided with tapped through hole 101 and is threaded with facing 11, and the tooth line direction of tapped through hole 101 is contrary with the tooth line of facing 11.Increasing facing 11 is for can be relevant with the material stiffness index of adjust bar 4, reaches mating reaction.Because the requirement of strength of the rigidity of attaching parts is very high, the material of vertical tube can not reach in part the intensity that attaching parts requires, so facing 11 has the effect of alleviating and making up.Adjust bar 4 is threaded with facing 11 and stretches out fastener head 10, and adjust bar 4 stretches out fixing locking the in one end of fastener head 10 to be had snap ring 12, snap ring 12 to be provided with the deformation that is easy to that breach is conducive to snap ring 12 to snap in adjust bar 4; The external diameter of snap ring 12 is more bigger or more bigger than the tapped through hole of fastener head 10 101 external diameters than the tapped bore external diameter of facing 11.When amounting to vertical tube folding joint, two Connection Blocks 2 close up, and adjust bar 4 screws in facing 11 and screws, and when adjust bar 4 screws with fastener head 10, adjust bar 4 tension grip blocks 5 snap in draw-in groove 31 locking two Connection Blocks 2, complete vertical tube folding joint and amount to.When needs disassemble vertical tube folding joint, adjust bar 4 screws out facing 11, and adjust bar 4 back-out fastener heads 10 screw, and grip block 5 leaves draw-in groove 31 and do not lock two boss 3, in the time of can disassemble vertical pipe joint, snap ring 12 offsets with fastener head 10 1 sides 102, makes adjust bar 4 can not continue to screw out, and guarantees the incomplete whiz facing 11 of adjust bar 4, regulating two Connection Blocks 2 can disassemble time, keep adjust bar 4 to be connected with facing 11, grip block 5 is not dropped, facilitate the folding of vertical tube.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a vertical tube folding joint, be included in hinged two Connection Blocks (2) of a side, it is characterized in that, one end of two described Connection Blocks (2) involutory surface is respectively provided with boss (3) and described boss (3) is equipped with corresponding draw-in groove (31), wherein a connecting seat (2) is provided with cover for seat and the grip block (5) that is arranged with adjust bar (4), described adjust bar (4) is threaded with described cover for seat, when two described Connection Blocks (2) close up, by screwing described adjust bar (4), control described grip block (5) and snap in described draw-in groove (31) and lock two described Connection Blocks (2).
2. vertical tube folding joint according to claim 1, is characterized in that, the hinged side of two described Connection Blocks (2) is equipped with hinge axis hole (7) and described hinge axis hole (7) is equipped with hinge (6); Described cover for seat is connector (8), and one end of described connector (8) is provided with axis hole (81), and the other end is provided with screw (82); Described hinge (6) is arranged in described axis hole (81) and is articulated and connected; Described screw (82) screws and is connected with described adjust bar (4).
3. vertical tube folding joint according to claim 2, it is characterized in that, described two boss (3) are respectively provided with the shrinkage pool (32) matching, when two described Connection Blocks (2) close up, described adjust bar (4) is arranged in closed mutually described shrinkage pool (32), and described adjust bar (4) is arranged with jump ring (9) and is positioned at sidewall (33) and the described connector (8) that wherein described in, boss (3) is provided with and is provided with between one end of described screw (82).
4. vertical tube folding joint according to claim 1, it is characterized in that, described cover for seat comprises fastener head (10) and facing (11), described fastener head (10) is provided with tapped through hole (101) and described tapped through hole (101) is arranged with described facing (11), described adjust bar (4) is threaded with described facing (11) and stretches out described fastener head (10), and one end that described adjust bar (4) stretches out described fastener head (10) is arranged with snap ring (12).
5. vertical tube folding joint according to claim 4, is characterized in that, described snap ring (12) fixed card terminates in described adjust bar (4), and described snap ring (12) is provided with breach.
6. according to the vertical tube folding joint described in claim 1-5 any one, it is characterized in that, described grip block (5) is v-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320466887.4U CN203450282U (en) | 2013-08-01 | 2013-08-01 | Vertical pipe folding joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320466887.4U CN203450282U (en) | 2013-08-01 | 2013-08-01 | Vertical pipe folding joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203450282U true CN203450282U (en) | 2014-02-26 |
Family
ID=50130181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320466887.4U Expired - Fee Related CN203450282U (en) | 2013-08-01 | 2013-08-01 | Vertical pipe folding joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203450282U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016015294A1 (en) * | 2014-07-31 | 2016-02-04 | 广州市锦宏机电科技发展有限公司 | Folding and locking mechanism for handlebars of foldable bicycle |
| CN105711720A (en) * | 2016-04-18 | 2016-06-29 | 广州凯路仕自行车运动时尚产业股份有限公司 | Foldable bicycle |
| TWI775630B (en) * | 2021-10-01 | 2022-08-21 | 達方電子股份有限公司 | Tube fixing device and related bicycle |
-
2013
- 2013-08-01 CN CN201320466887.4U patent/CN203450282U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016015294A1 (en) * | 2014-07-31 | 2016-02-04 | 广州市锦宏机电科技发展有限公司 | Folding and locking mechanism for handlebars of foldable bicycle |
| CN105711720A (en) * | 2016-04-18 | 2016-06-29 | 广州凯路仕自行车运动时尚产业股份有限公司 | Foldable bicycle |
| CN105711720B (en) * | 2016-04-18 | 2018-02-23 | 广州凯路仕自行车运动时尚产业股份有限公司 | Folding bicycle |
| TWI775630B (en) * | 2021-10-01 | 2022-08-21 | 達方電子股份有限公司 | Tube fixing device and related bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151228 Address after: Samoa baodeli credibility communication room 1225 Apia mailbox Patentee after: DAHON INTELLIGENCE PROPERTY CO., LTD. Address before: 518125, Shenzhen, Guangdong province Baoan District manhole Street Furong Industrial Zone, Xin Miao District 1-5 Patentee before: DAHON Technologies (Shenzhen) Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Samoa baodeli reputation through Apia room 1225 mailbox Patentee after: DAHON INTELLIGENCE PROPERTY CO., LTD. Address before: Samoa baodeli credibility communication room 1225 Apia mailbox Patentee before: DAHON INTELLIGENCE PROPERTY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20200801 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |