CN202807031U - Six-speed changing operating device used for bicycle - Google Patents
Six-speed changing operating device used for bicycle Download PDFInfo
- Publication number
- CN202807031U CN202807031U CN 201220414311 CN201220414311U CN202807031U CN 202807031 U CN202807031 U CN 202807031U CN 201220414311 CN201220414311 CN 201220414311 CN 201220414311 U CN201220414311 U CN 201220414311U CN 202807031 U CN202807031 U CN 202807031U
- Authority
- CN
- China
- Prior art keywords
- gear
- gears
- overcoat
- changing operation
- fast speed
- 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
Links
Images
Abstract
The utility model provides a six-speed changing operating device used for a bicycle. The device comprises six gears, an inner core and an outer sleeve, the six gears are arranged in parallel, the number of gears is sequentially increased, the outer sleeve is connected with the inner core by a lead screw, holes are respectively formed in the six gears, and the gears are arranged on the outer sleeve in a sleeved mode by the holes. A thread is formed in a hole of a first gear with the minimum teeth, and the first gear is connected on the outer sleeve by the thread. The six gears are arranged on the outer sleeve in a sleeved mode, and a first gear which is arranged at the outermost end of the outer sleeve is connected on the outer sleeve by the thread, so that soundness of fixing of the gears is good. Compared with connection of the combined cap in the prior art, threaded connection of the first gear is better in strength. Due to the fact the complicated parts are not used in the connection of the combined cap, the device is lighter in weight than a similar product in the market. Meanwhile, the device has the advantages of being simple in structure, free of maintenance, and convenient to operate.
Description
Technical field
The utility model belongs to technical field of bicycles, particularly relates to a kind of bicycle use six fast speed-changing operation devices.
Background technology
Along with popularizing of bicycle, people require more and more higher to the traveling comfort of bicycle, progressively pursue the function of speed change, and the person that satisfies the different operating is to the demand in the different speed changes in different road surfaces.
Because of the otherness of individual difference XOR zone crowd's health body weight feature, for example the common male individual of the otherness of areal masculinity and femininity individuality is taller and bigger than the women, is more comfortable riding, and the gear of required speed change is also different.Existing speed-changing operation device all is fixed on the wheel by a plurality of gears, realizes speed change by the switching of chain on gear.This gear generally be by and emit and be locked on the wheel because and emit the fastness of locking relatively poor, cause the loosening situation of gear.In addition, existing gear all is integral structure, and the weight of gear is heavier, thereby has increased manufacturing cost.
Summary of the invention
The technical matters that (one) will solve
The technical problems to be solved in the utility model is: the wheel gear locking fastness of existing speed-changing operation device is poor, and gear weight is heavier, complex structure.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of bicycle use six fast speed-changing operation devices.
Wherein, described device comprises six gears, inner core and overcoat, described six gears are arranged side by side, the quantity of its tooth increases successively, described overcoat is connected with inner core by screw mandrel, has hole on six gears, and described gear by described hole suit on the coat, wherein have screw thread in the hole of the first gear of the minimum number of tooth, described the first gear is threaded on the coat by described.
Preferably, captive joint between the 6th gear of the quantity maximum of tooth and adjacent the 5th gear and the 4th gear adjacent with the 5th gear.
Preferably, connect by rivet between described the 4th gear, the 5th gear and the 6th gear.
Preferably, be respectively equipped with groove on described the 4th gear, the 5th gear and the 6th gear, in groove, be provided with rivet hole.
Preferably, be provided with buffer unit between described the first gear and adjacent the second gear, also be provided with buffer unit between described the second gear and adjacent the 3rd gear.
Preferably, be respectively equipped with sags and crests in the hole of the surface of described overcoat and gear.
Preferably, described gear is provided with engraved structure.
Preferably, described inner core is provided with thousand Rooms, is provided with tooth bar in the endoporus of described overcoat, the very heavy engagement on described overcoat and the inner core.
Preferably, also be provided with steel ball and pad between described inner core and the overcoat.
Preferably, the number of teeth of described six gears is respectively 14 teeth, 16 teeth, 18 teeth, 20 teeth, 24 teeth, 28 teeth.
(3) beneficial effect
Technique scheme has following advantage: six gear sets of the present utility model on the coat, the first gear that is positioned at the overcoat outermost end is threaded connection on the coat, so that the fastness that gear is fixed is better, with respect to prior art and emit connect for, being threaded of the first gear of the present utility model has better intensity, owing to do not use and emit the complex component of connection, also so that this device is lighter than market like product weight, also have simple in structure, need not safeguard easy to operate characteristics.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the exploded drawings of a kind of embodiment of the utility model.
Wherein, 1: the silk gear; 2: the first gears; 3: the second gears; 4: the three gears; 5: the four gears; 6: the five gears; 7: the six gears; 8: inner core; 9: steel ball; 10: very heavy; 11: rivet; 12: cushion rubber; 13: overcoat; 14: jump ring; 15: pad.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As illustrated in fig. 1 and 2, structural representation for a kind of embodiment of the present utility model, these bicycle use six fast speed-changing operation devices comprise six gears, inner core 8 and overcoat 13, the first gear 2, the second gear 3, the 3rd gear 4, the 4th gear 5, the 5th gear 6, the 6th gear 7 are arranged side by side, the quantity of its tooth increases successively, described overcoat is connected with inner core 8 by screw mandrel 1, has hole on six gears, and six gears are sleeved on the overcoat 13 by the hole on it respectively.Wherein have screw thread in the hole of the first gear 2 of the minimum number of tooth, the first gear 2 is threaded on the overcoat 13 by described.Six gear sets of the present utility model on the coat, the first gear that is positioned at the overcoat outermost end is threaded connection on the coat, so that the fastness that gear is fixed is better, with respect to prior art and emit connect for, the first gear of the present utility model is threaded connection, owing to do not use and emit the complex component of connection, and also so that this device is lighter than market like product weight, advantage simple in structure, easy to operate.
Be threaded between the first gear 2 of the present utility model and the overcoat 13, the middle part of the first gear 2 of this embodiment has hole, be with a tooth line in the endoporus of the first gear 2, preferably on overcoat 13, also be provided with screw thread, fix and be locked on the overcoat 13 by this tooth line.Captive joint between the 6th gear 7 of the quantity maximum of described tooth of the present utility model and the 5th adjacent gear 6 and the 4th gear 5 adjacent with the 5th gear, thereby so that three more gears of the number of teeth connect as one.Preferably, connect by rivet 11 between described the 4th gear 5, the 5th gear 6 and the 6th gear 7.More preferably, be respectively equipped with groove on the 4th gear 5, the 5th gear 6 and the 6th gear 7, in groove, be provided with rivet hole, by rivet hole the 4th gear 5, the 5th gear 6 and the 6th gear 7 are linked together.The utility model is to be the position of keeping away after the closing-up in the main purpose that gear arranges groove, and rivet is arranged in the groove just can not protrude gear surface, so that distance is nearer between the gear, connects tightr.
The utility model in the hole of gear and the surface of overcoat all be provided with sags and crests, by the interlock of two sags and crests, so that gear is connected connection with overcoat more firm.Be provided with buffer unit between the first gear 2 of this embodiment and the second adjacent gear 3, also be provided with buffer unit between described the second gear 3 and adjacent the 3rd gear 4, by between three less gears of the number of teeth, buffer unit being set, reduce the bump between three gears, had the effect of damping.More preferably, be cushion rubber 12 between buffering, illustrated among Fig. 1 between three gears of overcoat outermost end and be provided with cushion rubber 12.In order to reduce the weight of gear, preferably, described gear is provided with engraved structure, namely is provided with a plurality of through holes or blind hole at gear.More preferably, be provided with engraved structure at the 4th more gear 5 of the number of teeth, the 5th gear 6 and the 6th gear 7, so that overall weight alleviates.
As can be seen from the above embodiments, six gear sets of the present utility model on the coat, the first gear that is positioned at the overcoat outermost end is threaded connection on the coat, so that the fastness that gear is fixed is better, with respect to prior art and emit connect for, being threaded of the first gear of the present utility model has better intensity, owing to do not use and emit the complex component of connection, also so that this device is lighter than market like product weight, also have simple in structure, need not safeguard easy to operate characteristics.
The above only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and replacement, these improvement and replacement also should be considered as protection domain of the present utility model.
Claims (10)
1. bicycle use six fast speed-changing operation devices, it is characterized in that, described device comprises six gears, inner core and overcoat, described six gears are arranged side by side, and the quantity of its tooth increases successively, and described overcoat is connected with inner core by screw mandrel, have hole on six gears, described gear wherein has screw thread in the hole of the first gear of the minimum number of tooth by described hole suit on the coat, and described the first gear is threaded on the coat by described.
2. bicycle use six fast speed-changing operation devices as claimed in claim 1 is characterized in that, captive joint between the 6th gear of the quantity maximum of tooth and the 5th adjacent gear and the 4th gear adjacent with the 5th gear.
3. bicycle use six fast speed-changing operation devices as claimed in claim 2 is characterized in that, connect by rivet between described the 4th gear, the 5th gear and the 6th gear.
4. bicycle use six fast speed-changing operation devices as claimed in claim 3 is characterized in that, are respectively equipped with groove on described the 4th gear, the 5th gear and the 6th gear, are provided with rivet hole in groove.
5. bicycle use six fast speed-changing operation devices as claimed in claim 1 is characterized in that, are provided with buffer unit between described the first gear and adjacent the second gear, also are provided with buffer unit between described the second gear and adjacent the 3rd gear.
6. bicycle use six fast speed-changing operation devices as claimed in claim 1 is characterized in that, are respectively equipped with sags and crests in the surface of described overcoat and the hole of gear.
7. such as any one described bicycle use six fast speed-changing operation device among the claim 1-6, it is characterized in that described gear is provided with engraved structure.
8. such as any one described bicycle use six fast speed-changing operation device among the claim 1-6, it is characterized in that described inner core is provided with very heavy, is provided with tooth bar in the endoporus of described overcoat, the very heavy engagement on described overcoat and the inner core.
9. such as any one described bicycle use six fast speed-changing operation device among the claim 1-6, it is characterized in that, also be provided with steel ball and pad between described inner core and the overcoat.
10. such as any one described bicycle use six fast speed-changing operation device among the claim 1-6, it is characterized in that the number of teeth of described six gears is respectively 14 teeth, 16 teeth, 18 teeth, 20 teeth, 24 teeth, 28 teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220414311 CN202807031U (en) | 2012-08-21 | 2012-08-21 | Six-speed changing operating device used for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220414311 CN202807031U (en) | 2012-08-21 | 2012-08-21 | Six-speed changing operating device used for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202807031U true CN202807031U (en) | 2013-03-20 |
Family
ID=47865958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220414311 Expired - Fee Related CN202807031U (en) | 2012-08-21 | 2012-08-21 | Six-speed changing operating device used for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202807031U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587644A (en) * | 2012-08-21 | 2014-02-19 | 宁波力盟工业有限公司 | Six-gear speed change operation device for bicycle |
| CN106414228A (en) * | 2013-11-25 | 2017-02-15 | 马蒂努森·布赖尔斯 | Gear shift arrangement |
-
2012
- 2012-08-21 CN CN 201220414311 patent/CN202807031U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587644A (en) * | 2012-08-21 | 2014-02-19 | 宁波力盟工业有限公司 | Six-gear speed change operation device for bicycle |
| CN106414228A (en) * | 2013-11-25 | 2017-02-15 | 马蒂努森·布赖尔斯 | Gear shift arrangement |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202807031U (en) | Six-speed changing operating device used for bicycle | |
| CN204164208U (en) | A kind of novel lock ring type third hand tap synchronizing ring and soldered tooth assembly | |
| CN201779229U (en) | Inter-wheel differential assembly using anti-rotation washers | |
| CN202807014U (en) | Six-speed location flywheel | |
| CN202807013U (en) | Eight-speed clamp type flywheel | |
| CN202914580U (en) | One-way transmission device with buffering function | |
| CN103587644A (en) | Six-gear speed change operation device for bicycle | |
| CN202807030U (en) | Clamp type eight-speed changing operating device used for bicycle | |
| CN203727581U (en) | Steering limiting device for front fork of bicycle | |
| CN202670049U (en) | Forward and reverse driving component for bicycle | |
| CN206054679U (en) | A kind of gear | |
| CN205297105U (en) | Door hinge and car | |
| CN103587645A (en) | Fastened eight-gear speed change operation device for bicycle | |
| CN202251326U (en) | Bolt with gasket | |
| CN205937712U (en) | Split type pair roller gear | |
| CN202242848U (en) | Rubber torsional spring device of traveling system of crawler-type special vehicle | |
| CN202579905U (en) | Driving gear | |
| CN204387096U (en) | There is the bearing strengthening load-carrying ability parts | |
| CN204344866U (en) | A kind of novel large speed ratio hypoid gear | |
| CN201836350U (en) | High-strength differential right casing | |
| CN204403125U (en) | Roller group | |
| CN202574521U (en) | Vehicle frame specification transformational structure | |
| CN107701667A (en) | A kind of composite speed reducer | |
| CN207554742U (en) | The worm gear of split structure | |
| CN201646249U (en) | Shockproof integral bicycle hub assembly |
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: 20150914 Address after: 315336, No. six, 299 Chee Chee Road, Hangzhou Bay New District, Zhejiang, Ningbo Patentee after: NINGBO HANGZHOU BAY NEW AREA DINGJIE VEHICLES CO., LTD. Address before: 315300 north side of hardware Road, Hangzhou Bay New District, Cixi Economic Development Zone, Zhejiang Patentee before: Ningbo Limeng Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20180821 |