CN2623585Y - Fastening device of bicycle handle-bar stem - Google Patents
Fastening device of bicycle handle-bar stem Download PDFInfo
- Publication number
- CN2623585Y CN2623585Y CN 03251285 CN03251285U CN2623585Y CN 2623585 Y CN2623585 Y CN 2623585Y CN 03251285 CN03251285 CN 03251285 CN 03251285 U CN03251285 U CN 03251285U CN 2623585 Y CN2623585 Y CN 2623585Y
- Authority
- CN
- China
- Prior art keywords
- top cover
- fastening device
- elastic body
- bicycle handle
- location division
- 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 relates to a fastening device of bicycle handle-bar stem, comprising a top cover, wherein an elastic body with a limitedly positioned on the bottom surface of the top cover, the elastic body is provided with two claw-shaped elastic pieces extending from the two opposite sides of the elastic body, a bolt travels through the top cover and the elastic body, a movable piece is locked on the tail end of the bolt, and the movable piece can be used for positioning of the two elastic pieces on the end far away from the top cover. As the fastening device can be contained by a front pipe which is enwrapped by the bicycle handle-bar stem and the bolt is locked accordingly, the two elastic pieces of the elastic body can deform to stretch out toward two sides and be fastened in the front pipe, thereby enabling the top cover to press tightly on the top end face of the bicycle handle-bar stem to prevent the stem from pulling out of the front pipe.
Description
Technical field
The utility model relates to bicycle assembly parts, refers in particular to the Fastening device of bicycle handle standpipe.
Background technology
The Fastening device of general known bicycle handle standpipe, as Fig. 5 and shown in Figure 6, it is to be provided with a standpipe 50, this standpipe 50 is made as a horizontal middle pipe 51, and one perpendicular to pipe 51 C shape beam tube 52 in this, and penetrate and be made as a preceding pipe 60 in this beam tube 52, should before pipe 60 be equipped with a flange 61 that support to end for these beam tube 52 bottoms, wherein, this Fastening device 70 comprises and is provided with one and supports the top cover 71 be affixed on pipe 60 and beam tube 52 end faces before this, and before this, be arranged with a C shape sleeve pipe 72 in the pipe 60, other is provided with a bolt 73, to run through this top cover 71 and sleeve pipe 72, and being provided with a forcing piece 74 in end lock, this forcing piece 74 is established towards these sleeve pipe 72 directions and is the coniform of convergent; And lock this forcing piece 74 relatively by this bolt 73 of rotation, this forcing piece 74 is moved towards these sleeve pipe 72 directions, and compel this sleeve pipe 72 of support, fix to push against before this pipe 60 internal faces, and this beam tube 52 is positioned between this top cover 71 and this preceding pipe 60, cooperate the locking of this beam tube 52C shape opening direction again, with combining of pipe 60 before finishing this standpipe 50 and being somebody's turn to do.
But, still have its shortcoming on the Fastening device of its known bicycle handle standpipe, using enforcement because this Fastening device is to utilize this this sleeve pipe of forcing piece packing, before being somebody's turn to do, this sleeve pipe packing manages in the pipe again, and the packing effect of formation indirect type, in case this sleeve pipe rigidity is really up to the mark, the elasticity deficiency, therefore need bigger external force to screw togather this forcing piece, cause trouble and effort in the assembling, and because this forcing piece utilizes taper this sleeve pipe of wire packing in the form of a ring, and following in the bicycle long-term vibration, make this casing deformation easily or get loose, cause combination built on the sand, and the safety that influence is used.
The utility model content
Main purpose of the present utility model provides a kind of Fastening device of bicycle handle standpipe, and it is that a kind of direct packing effect can be provided, and effectively increases the stability of packing, promotes the effect that combines between this standpipe and preceding pipe, and simultaneously can ease of assembly.
In order to reach aforesaid utility model purpose, the Fastening device of a kind of bicycle handle standpipe that the utility model provides, it comprises:
One top cover, these top cover central authorities run through and are provided with a perforation, and this top cover is provided with a pressure section, and the one side that this top cover differs from this pressure section is provided with a joint portion;
One elastic body, this elastic body is located at the joint portion, and this elastic body is provided with a location division that is positioned this joint portion, and this location division uniformly-spaced is provided with plural flexure strip, and each flexure strip stage casing supports out respectively outwardly, and each flexure strip forms a stop section respectively in end;
One movable part, this movable part are located at the end of this elastic body towards each stop section, and these movable part central authorities run through and be provided with an inner bolt hole, and are provided with a limiting stopper for each location, stop section towards this elastic body;
One bolt, this bolt run through perforation, and the elastomeric location division of this top cover in regular turn respectively, and are locked in the inner bolt hole of this movable part.
The Fastening device of described bicycle handle standpipe, wherein said flexure strip are formed with the clamping part of a flat respectively respectively at the stage casing.
The Fastening device of described bicycle handle standpipe, wherein said limiting stopper is standing shape, and is respectively equipped with the face of replacing for each stop section end face more than two that scabbles in all sides.
The Fastening device of described bicycle handle standpipe, wherein said elastomeric each stop section are level respectively and connect its corresponding face that scabbles that extends.
Vertical this perforation is provided with a position-limited trough in this joint portion for the Fastening device of described bicycle handle standpipe, wherein said top cover, and this location division each periphery of being different from each flexure strip is resisted against the peripheral wall surfaces of this position-limited trough respectively.
The Fastening device of described bicycle handle standpipe, wherein said position-limited trough is established and is microscler, this location division be placed in establish in this position-limited trough rectangular, and uniformly-spaced be provided with two flexure strips, hold with two length that are piercing in this position-limited trough respectively, and this location division is different from the peripheral wall surfaces that the both sides of two flexure strips are resisted against this position-limited trough respectively.
The utility model utilizes above-mentioned technological means, rotate this bolt and after implementing, can utilize, and this movable part is moved towards this elastic body direction, make this elastomeric each flexure strip be subjected to the distortion that compresses of this top cover and movable part, to support out towards both sides, and can effectively compel to be butted on this preceding inside pipe wall, form the packing effect of direct-type, and this elastic body is elasticity easily and supports out, to reach ease of assembly, and compare well known device and have and install laborsaving and reduce the puzzlement that gets loose, and cooperate the single-piece structure design, can have the effect of lightweight Fastening device.
Description of drawings
Fig. 1 is a stereo appearance figure of the present utility model;
Fig. 2 is an element three-dimensional exploded view of the present utility model;
Fig. 3 is the assembled sectional view that the utility model is not finished assembled state;
Fig. 4 is the assembled sectional view that the utility model is finished assembled state;
Fig. 5 is the known elements three-dimensional exploded view;
Fig. 6 is the known assembled sectional view of finishing assembled state.
The specific embodiment
As shown in Figure 1 to Figure 3, the Fastening device of the utility model bicycle handle standpipe, it is to comprise a top cover 10, these top cover 10 central authorities run through be provided with one the perforation 11, and this top cover 10 is provided with a pressure section 12, and being provided with a joint portion 13 in the one side that this top cover 10 differs from this pressure section 12, these joint portion 13 vertical these perforation 11 are provided with a microscler position-limited trough 14;
One elastic body 20, this elastic body 20 is positioned this joint portion 13, and these elastic body 20 central authorities are provided with a rectangle location division 21 that is embedded in this position-limited trough 14, the two long ends that this location division 21 is piercing in this position-limited trough 14 are respectively equipped with a flexure strip 22, and this location division 21 is different from the peripheral wall surfaces that the two ends of two flexure strips 22 are resisted against this position-limited trough 14 respectively, and this flexure strip 22 is established the claw-like that is symmetrical respectively, and be formed with the clamping part 23 of a flat respectively in the stage casing, and two flexure strips 22 form one day corresponding direction respectively in end and connect the stop section 24 of stretching;
One movable part 30, this movable part 30 is located at the end of this elastic body 20 towards two stop sections 24, and these movable part 30 central authorities run through and are provided with an inner bolt hole 31, and are equipped with a limiting stopper 32 towards this elastic body 20, and this limiting stopper 32 is respectively equipped with a face of replacing for two stop sections, 24 end faces that scabbles 33 in both sides;
One bolt 40, this bolt 40 run through perforation 11, and the location division 21 of elastic body 20 of this top cover 10 in regular turn respectively, and are locked in the inner bolt hole 31 of this movable part 30; By above-mentioned structure, to finish the Fastening device of bicycle handle standpipe of the present utility model.
When before the standpipe 50 that is installed on bicycle reaches, managing 60, as shown in Figures 3 and 4, be inserted in before this in pipe 60 by beam tube 52 this standpipe 50, and these beam tube 52 bottoms are resisted against on this flange 61, and fix this top cover 10, make this top cover 10 by spacing firmly this elastic body 20 of these position-limited trough 14 energy, the rotation of this movable part 30 can be limited in two stop sections 24 of this elastic body 20 simultaneously, this movable part 30 can only be presented, under linearity move, and rotate this bolt 40, this movable part 30 of interlock moves towards these elastic body 20 directions, to be urged to two flexure strips 22, two flexure strips 22 can be supported outwardly to be held, and being respectively, two clamping parts 23 manage 60 inwalls before the face contact compels to be butted on this, continue this bolt 40 of rotation again, because this clamping part 23 is managed 60 inwalls before being packed in this fully, this movable part 30 can not rise again, and this pressure section 12 can be moved down towards these elastic body 20 directions, these pressure section 12 peripheries can effectively be pushed against in this beam tube 52 end faces, with effectively this beam tube 52 is positioned this pressure section 12 and should before 61 of pipe 60 flanges, can not deviate from.
Claims (6)
1, a kind of Fastening device of bicycle handle standpipe is characterized in that, it comprises:
One top cover, these top cover central authorities run through and are provided with a perforation, and this top cover is provided with a pressure section, and the one side that this top cover differs from this pressure section is provided with a joint portion;
One elastic body, this elastic body is located at the joint portion, and this elastic body is provided with a location division that is positioned this joint portion, and this location division uniformly-spaced is provided with plural flexure strip, and each flexure strip stage casing supports out respectively outwardly, and each flexure strip forms a stop section respectively in end;
One movable part, this movable part are located at the end of this elastic body towards each stop section, and these movable part central authorities run through and be provided with an inner bolt hole, and are provided with a limiting stopper for each location, stop section towards this elastic body;
One bolt, this bolt run through perforation, and the elastomeric location division of this top cover in regular turn respectively, and are locked in the inner bolt hole of this movable part.
2, the Fastening device of bicycle handle standpipe according to claim 1 is characterized in that, wherein said flexure strip is formed with the clamping part of a flat respectively respectively at the stage casing.
3, the Fastening device of bicycle handle standpipe according to claim 1 and 2 is characterized in that, wherein said limiting stopper is standing shape, and is respectively equipped with the face of replacing for each stop section end face more than two that scabbles in all sides.
4, the Fastening device of bicycle handle standpipe according to claim 3 is characterized in that, wherein said elastomeric each stop section is level respectively and connects its corresponding face that scabbles that extends.
5, the Fastening device of bicycle handle standpipe according to claim 1, it is characterized in that, vertical this perforation is provided with a position-limited trough to wherein said top cover in this joint portion, and this location division each periphery of being different from each flexure strip is resisted against the peripheral wall surfaces of this position-limited trough respectively.
6, the Fastening device of bicycle handle standpipe according to claim 5, it is characterized in that, wherein said position-limited trough is established and is microscler, this location division be placed in establish in this position-limited trough rectangular, and uniformly-spaced be provided with two flexure strips, hold with two length that are piercing in this position-limited trough respectively, and this location division is different from the peripheral wall surfaces that the both sides of two flexure strips are resisted against this position-limited trough respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03251285 CN2623585Y (en) | 2003-05-27 | 2003-05-27 | Fastening device of bicycle handle-bar stem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03251285 CN2623585Y (en) | 2003-05-27 | 2003-05-27 | Fastening device of bicycle handle-bar stem |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2623585Y true CN2623585Y (en) | 2004-07-07 |
Family
ID=34253105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03251285 Expired - Fee Related CN2623585Y (en) | 2003-05-27 | 2003-05-27 | Fastening device of bicycle handle-bar stem |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2623585Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103770880A (en) * | 2013-12-28 | 2014-05-07 | 陈宁飞 | Top cover of bicycle handle beam tube |
-
2003
- 2003-05-27 CN CN 03251285 patent/CN2623585Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103770880A (en) * | 2013-12-28 | 2014-05-07 | 陈宁飞 | Top cover of bicycle handle beam tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040707 |