CN203343983U - Electric bicycle flywheel disassembly tool - Google Patents
Electric bicycle flywheel disassembly tool Download PDFInfo
- Publication number
- CN203343983U CN203343983U CN 201320429289 CN201320429289U CN203343983U CN 203343983 U CN203343983 U CN 203343983U CN 201320429289 CN201320429289 CN 201320429289 CN 201320429289 U CN201320429289 U CN 201320429289U CN 203343983 U CN203343983 U CN 203343983U
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- China
- Prior art keywords
- pretension
- rotating shaft
- hollow rotating
- bar
- fixed head
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- Expired - Fee Related
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Abstract
The utility model relates to an electric bicycle flywheel disassembly tool, which comprises a screen device, a fixed plate, a preloading device and an electric device, wherein the screen device comprises a screen rod, a small gear, a big gear, a hollow rotating shaft and a chuck, wherein a through hole is arranged on the left of the fixed plate, a bearing I is arranged below the bottom right of the fixed plate, the fixed plate and the hollow rotating shaft are connected through the bearing I, the screen rod passes through the through hole which is arranged on the left of the fixed plate, and is used to fix a bicycle flywheel retaining ring plate, the preloading device comprises a preloading handle, a preloading rod, a preloading round table, a sleeve and a preloading sleeve cup, and is used to fix a bicycle flywheel inner spline, the electric device is arranged above the fixed plate, and comprises a mounting frame, a battery, a motor and wires, the mounting frame is arranged above the fixed plate, the battery is arranged below the mounting frame, the motor is arranged above the mounting frame, the battery and the motor are connected through the wires. The electric bicycle flywheel disassembly tool is used to supply direct power for the screen device.
Description
Technical field
The utility model relates to a kind of electrodynamic type bicycle flywheel withdrawl tool.
Background technology
Along with people increase gradually to the demand of bicycle, nowadays, bicycle is visible everywhere.But, also brought the problems such as bicycle repairing simultaneously, at present, for the dismounting of bicycle freewheel, the mode that people adopt usually is with hammer, to strike to beat with punching pin, time and effort consuming so not only, and also large especially to the infringement of flywheel.Therefore, existing in the urgent need to a kind of simple in structure, easy to operate and bicycle flywheel withdrawl tool that cost of manufacture is low, i.e. a kind of electrodynamic type bicycle flywheel withdrawl tool.
Summary of the invention
In order to make up the deficiencies in the prior art, the utility model provides a kind of electrodynamic type bicycle flywheel withdrawl tool.
The utility model solves the technical scheme that its technical problem adopts: a kind of electrodynamic type bicycle flywheel withdrawl tool, comprise positioner, fixed head, pre-tightening apparatus and electric device, described positioner comprises screens bar, pinion, gear wheel, hollow rotating shaft and chuck, screens bar lower end is connected by key with pinion, gear wheel is connected by key with hollow rotating shaft, gear wheel left side and the engagement of pinion right side, chuck is connected by key with hollow rotating shaft, hollow rotating shaft inside is provided with through hole, and both sides, chuck below are symmetrically arranged with two bails, described fixed head left is provided with through hole, and its lower right is equipped with bearing I, and fixed head is connected by bearing I with hollow rotating shaft, and the screens bar is through the through hole of fixed head left, and this device is for stationary bicycle flywheel baffle ring sheet, described pre-tightening apparatus comprises the pretension handle, the pretension bar, the pretension round platform, sleeve and pretension a set of cups, the pretension handle is fixed on pretension bar upper end, the pretension round platform is fixed on pretension bar lower end, pretension bar arranged outside has external screw thread, sleeve inner is provided with internal thread, pretension bar and sleeve are threaded connection, the sleeve outside is connected by interference with the hollow rotating shaft through hole, the pretension a set of cups is symmetrically arranged with three pretension hooks along central axis, pretension a set of cups top is equipped with bearing I I, the pretension a set of cups is connected by bearing I I with hollow rotating shaft, this device is for the spline of stationary bicycle flywheel inside, described electric device is positioned at the fixed head top, described electric device comprises installing rack, battery, motor and wire, installing rack is arranged on the fixed head top, battery is arranged on the installing rack below, motor is arranged on the installing rack top, battery is connected by wire with motor, and this device is for providing direct driving force to positioner.
The beneficial effects of the utility model are: a kind of electrodynamic type bicycle flywheel withdrawl tool has the characteristics such as simple in structure, easy to operate and cost of manufacture is low, and it can realize dismantling the function of bicycle freewheel.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is perspective view of the present utility model;
Fig. 2 is full sectional view of the present utility model;
Fig. 3 is the perspective view of the utility model pretension a set of cups.
The specific embodiment
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of electrodynamic type bicycle flywheel withdrawl tool described in the utility model, comprise positioner 1, fixed head 2, pre-tightening apparatus 3 and electric device 4, described positioner 1 comprises screens bar 101, pinion 102, gear wheel 103, hollow rotating shaft 104 and chuck 105, screens bar 101 lower ends are connected by key with pinion 102, gear wheel 103 is connected by key with hollow rotating shaft 104, gear wheel 103 left sides and pinion 102 right side engagements, chuck 105 is connected by key with hollow rotating shaft 104, hollow rotating shaft 104 inside are provided with through hole, chuck 105 both sides, below are symmetrically arranged with two bails, described fixed head 2 lefts are provided with through hole, and its lower right is equipped with bearing I 1011, and fixed head 2 is connected by bearing I 1011 with hollow rotating shaft 104, and screens bar 101 is through the through hole of fixed head 2 lefts, and this device is for stationary bicycle flywheel baffle ring sheet, described pre-tightening apparatus 3 comprises pretension handle 301, pretension bar 302, pretension round platform 303, sleeve 304 and pretension a set of cups 305, pretension handle 301 is fixed on pretension bar 302 upper ends, pretension round platform 303 is fixed on pretension bar 302 lower ends, pretension bar 302 arranged outside have external screw thread, sleeve 304 inside are provided with internal thread, pretension bar 302 is threaded connection with sleeve 304, sleeve 304 outsides are connected by interference with hollow rotating shaft 104 through holes, pretension a set of cups 305 is symmetrically arranged with three pretension hooks 3051 along central axis, pretension a set of cups 305 tops are equipped with bearing I I3011, pretension a set of cups 305 is connected by bearing I I3011 with hollow rotating shaft 104, this device is for the spline of stationary bicycle flywheel inside, described electric device 4 is positioned at fixed head 2 tops, described electric device 4 comprises installing rack 401, battery 402, motor 403 and wire 404, installing rack 401 is arranged on fixed head 2 tops, battery 402 is arranged on installing rack 401 belows, motor 403 is arranged on installing rack 401 tops, battery 402 is connected by wire 404 with motor 403, and this device is for providing direct driving force to positioner 1.
During work, at first by battery 402 drive motors 403, rotate, motor 403 rotates and drives screens bar 101 and rotates, driving pinion 102 rotates, mesh and drive gear wheel 103 rotations by gear, gear wheel 103 drives hollow rotating shaft 104 and rotates, and then drive chuck 105 rotates, treat that chuck 105 turns to suitable angle, rotate pretension handle 301, pretension bar 302 and sleeve 304 are by relatively rotating, make pretension round platform 303 move upward, three pretension hooks 3051 of pretension round platform 303 extruding pretension a set of cups 305 belows, the outside, make three pretension hooks 3051 expand laterally, and then the spline of chucking flywheel inside, again by the rotation of motor 403, and then make chuck 105 rotate, finally reach the purpose of dismounting flywheel.
Above demonstration and described basic principle of the present utility model, principal character and advantage.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; description in above-described embodiment and specification principle of the present utility model just is described; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (1)
1. an electrodynamic type bicycle flywheel withdrawl tool, comprise positioner, fixed head, pre-tightening apparatus and electric device, described positioner comprises screens bar, pinion, gear wheel, hollow rotating shaft and chuck, screens bar lower end is connected by key with pinion, gear wheel is connected by key with hollow rotating shaft, gear wheel left side and the engagement of pinion right side, and chuck is connected by key with hollow rotating shaft, hollow rotating shaft inside is provided with through hole, and both sides, chuck below are symmetrically arranged with two bails, described fixed head left is provided with through hole, and its lower right is equipped with bearing I, and fixed head is connected by bearing I with hollow rotating shaft, and the screens bar is through the through hole of fixed head left, described pre-tightening apparatus comprises the pretension handle, the pretension bar, the pretension round platform, sleeve and pretension a set of cups, the pretension handle is fixed on pretension bar upper end, the pretension round platform is fixed on pretension bar lower end, pretension bar arranged outside has external screw thread, sleeve inner is provided with internal thread, pretension bar and sleeve are threaded connection, the sleeve outside is connected by interference with the hollow rotating shaft through hole, described pretension a set of cups is symmetrically arranged with three pretension hooks along central axis, pretension a set of cups top is equipped with bearing I I, the pretension a set of cups is connected by bearing I I with hollow rotating shaft, it is characterized in that: described electric device is positioned at the fixed head top, described electric device comprises installing rack, battery, motor and wire, installing rack is arranged on the fixed head top, battery is arranged on the installing rack below, motor is arranged on the installing rack top, battery is connected by wire with motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320429289 CN203343983U (en) | 2013-07-18 | 2013-07-18 | Electric bicycle flywheel disassembly tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320429289 CN203343983U (en) | 2013-07-18 | 2013-07-18 | Electric bicycle flywheel disassembly tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203343983U true CN203343983U (en) | 2013-12-18 |
Family
ID=49743916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320429289 Expired - Fee Related CN203343983U (en) | 2013-07-18 | 2013-07-18 | Electric bicycle flywheel disassembly tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203343983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107756330A (en) * | 2017-11-02 | 2018-03-06 | 深圳市龙供供电服务有限公司 | The automatic attaching/detaching apparatus of ring main unit end |
-
2013
- 2013-07-18 CN CN 201320429289 patent/CN203343983U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107756330A (en) * | 2017-11-02 | 2018-03-06 | 深圳市龙供供电服务有限公司 | The automatic attaching/detaching apparatus of ring main unit end |
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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: 20131218 Termination date: 20140718 |
|
| EXPY | Termination of patent right or utility model |