CN204397852U - With the electric tool of self-locking device - Google Patents
With the electric tool of self-locking device Download PDFInfo
- Publication number
- CN204397852U CN204397852U CN201520054853.3U CN201520054853U CN204397852U CN 204397852 U CN204397852 U CN 204397852U CN 201520054853 U CN201520054853 U CN 201520054853U CN 204397852 U CN204397852 U CN 204397852U
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- CN
- China
- Prior art keywords
- self
- locking body
- planetary frame
- output planetary
- housing
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Abstract
The utility model discloses a kind of electric tool with self-locking device, comprise housing (1) and be connected with reductor and the output planetary frame (2) of output shaft (3) for driving electric instrument; Described output planetary frame (2) is arranged in the front end of described housing (1); Described self-locking device comprises self-locking body (4), is located at the latch-up structure between described self-locking body (4) and output planetary frame (2) and drives self-locking body (4) that itself and output planetary frame (2) are locked and the driven unit unlocked by External Force Acting; Described self-locking body (4) is arranged in the front end of described housing (1); Described driven unit is arranged on the front end of described housing (1); Described driven unit is connected with described self-locking body (4).The self-locking device structure of the electric tool of this band self-locking device is simple, easy for installation and use also more convenient.
Description
Technical field
The utility model relates to electric tool, relates to a kind of electric tool with self-locking device or rather.
Background technology
Electric tool, as the instrument tightening or loosen screw, generally to use in family or industrial circle.Convenient for making electric tool use, current electric tool is generally wireless rechargeable power tool.Rechargeable power tool, after the electricity of battery is exhausted, will lose the function tightening or loosen screw, could normal work after needing again to charge.When charging is inconvenient, workman can be needed to carry hand-operated tools as assisting a ruler in governing a country.For this reason, current electric tool is often designed to when motor is idle, can by electric tool when hand-operated tools uses.But the self-locking device of current electric tool all more complicated, installation comparatively bothers and uses and comparatively bothers.
Utility model content
The technical problems to be solved in the utility model is, provides a kind of electric tool with self-locking device, and this self-locking device structure is simple, easy for installation and use also more convenient.
Technical solution of the present utility model is, provides a kind of electric tool with the band self-locking device of following structure, comprises housing and is connected with reductor and the output planetary frame of output shaft for driving electric instrument; Described output planetary frame is arranged in the front end of described housing; Described self-locking device comprises self-locking body, is located at the latch-up structure between described self-locking body and output planetary frame and drives self-locking body that itself and output planetary frame are locked and the driven unit unlocked by External Force Acting; Described self-locking body is arranged in the front end of described housing; Described driven unit is arranged on the front end of described housing; Described driven unit is connected with described self-locking body.
After adopting above structure, the electric tool of band self-locking device of the present utility model, compared with prior art, has the following advantages:
Because the electric tool of band self-locking device of the present utility model comprises self-locking body, latch-up structure is provided with between self-locking body and output planetary frame, described driven unit is for driving self-locking body, self-locking body and output planetary frame are locked and unlocks, thus reach self-locking and the object removing self-locking, structure is simple, easy for installation and use also more convenient.
Improve as one of the present utility model, described latch-up structure comprise be located at self-locking body on the side of described output planetary frame for being linked in lock tube outside described output planetary frame, the outer gear teeth being located at the gear teeth on described lock tube madial wall and being located on described output planetary frame lateral wall; The described interior gear teeth and the described outer gear teeth match.After adopting this kind of structure, the mode be meshed by the interior gear teeth and the outer gear teeth between self-locking body with output planetary frame is locked, simple and reliable for structure, and it is convenient to implement.
Improve as another kind of the present utility model, in the front end of described housing and the outside being positioned at described output planetary frame is provided with space, described self-locking body can be arranged in described space along housing axially and movably; The width in described space is greater than the width of the lock tube of described self-locking body.After adopting this kind of structure, the width in described space is greater than the width of described self-locking body, like this, when self-locking body is movable along housing axis in space, self-locking body can depart from output planetary frame, make the interior gear teeth of self-locking body can throw off the outer gear teeth of output planetary frame, thus reaching the object of unblock, structure is simple, easy to use.
Also have a kind of improvement as of the present utility model, described driven unit comprises head capsule; Outside the front end that described head capsule is linked in described housing and this head capsule be connected with described self-locking body; The positioner for positioning head capsule when the outer gear teeth meshing of the gear teeth in lock tube and output planetary frame is provided with between described head capsule and the front end of housing.After adopting this kind of structure, head capsule moves axially stretchy self-locking body along housing and moves axially along housing, thus reaches the function driving self-locking body and output planetary frame to lock and unlock, and structure is very simple, uses also very convenient.In lock tube after the outer gear teeth meshing of the gear teeth and output planetary frame, positioner can position head capsule, and user can be made stably to use electric tool.
Also have a kind of improvement as of the present utility model, described positioner comprise alignment pin, spring and be located at described housing front end lateral wall on the cotter way for accommodating alignment pin; Described alignment pin is located in described cotter way, and described spring is located between the bottom of described alignment pin and cotter way bottom land; The top of described alignment pin is hemispherical; On described head capsule madial wall, the position corresponding with alignment pin top is provided with the hemispherical groove for accommodating described alignment pin top.After adopting this kind of structure, in lock tube after the outer gear teeth meshing of the gear teeth and output planetary frame, the top of described alignment pin is contained in the hemispherical groove on output planetary frame, when needing to unlock, be pulled outwardly by head capsule, alignment pin can be pressed to cotter way bottom land direction and be moved, and then disengaging hemispherical groove, reach the object of unblock, structure is simple, easy to use.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the lock-out state of the electric tool of band self-locking device of the present utility model.
Fig. 2 is the sectional structure schematic diagram of another angle of the lock-out state of the electric tool of band self-locking device of the present utility model.
Fig. 3 is the sectional structure schematic diagram of the released state of the electric tool of band self-locking device of the present utility model.
Fig. 4 is the sectional structure schematic diagram of another angle of the released state of the electric tool of band self-locking device of the present utility model.Shown in figure: 1, housing, 1.1, space, 1.2, cotter way, 2, output planetary frame, 2.1, the outer gear teeth, 3, output shaft, 4, self-locking body, 4.1, lock tube, 4.2, the interior gear teeth, 5, head capsule, 5.1, hemispherical groove, 6, alignment pin, 7, spring.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Refer to shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the electric tool of band self-locking device of the present utility model comprises housing 1 and output planetary frame 2.Described output planetary frame 2 is arranged in the front end of described housing 1, and this output planetary frame 2 is connected with the reductor in electric tool, is connected with reductor.Described output planetary frame 2 is also connected with the output shaft 3 of electric tool, and the output shaft 3 described in this output planetary frame 2 can drive rotates.
Described self-locking device comprises self-locking body 4, is located at the latch-up structure between described self-locking body 4 and output planetary frame 2 and drives self-locking body 4 that itself and output planetary frame 2 are locked and the driven unit unlocked by External Force Acting.Described self-locking body 4 is arranged in the front end of described housing 1.Described driven unit is arranged on the front end of described housing 1.Described driven unit is connected with described self-locking body 4.
Described latch-up structure comprise be located at self-locking body 4 on the side of described output planetary frame 2 for being linked in lock tube 4.1 outside described output planetary frame 2, the outer gear teeth 2.1 being located at the gear teeth 4.2 on described lock tube 4.1 madial wall and being located on described output planetary frame 2 lateral wall.The described interior gear teeth 4.2 match with the described outer gear teeth 2.1.In the front end of described housing 1 and the outside being positioned at described output planetary frame 2 is provided with space 1.1, described self-locking body 4 can be arranged in described space 1.1 axially and movably along housing 1.The width in described space 1.1 is greater than the width of the lock tube 4.1 of described self-locking body 4.
Described driven unit comprises head capsule 5.Outside the front end that described head capsule 5 is linked in described housing 1 and this head capsule 5 be connected with described self-locking body 4.The positioner for positioning head capsule 5 when the gear teeth 4.2 in lock tube 4.1 engage with the outer gear teeth 2.1 of output planetary frame 2 is provided with between described head capsule 5 and the front end of housing 1.Described positioner comprise alignment pin 6, spring 7 and be located at described housing 1 front end lateral wall on the cotter way 1.2 for accommodating alignment pin 6.Described alignment pin 6 is located in described cotter way 1.2, and described spring 7 is located between the bottom of described alignment pin 6 and cotter way 1.2 bottom land.The top of described alignment pin 6 is hemispherical.On described head capsule 5 madial wall, the position corresponding with alignment pin 6 top is provided with the hemispherical groove 5.1 for accommodating described alignment pin 6 top.
During work, when needing locking output shaft 3, head capsule 5 is pushed away toward self-locking body 4 direction, head capsule 5 can drive self-locking body 4 to move to output planetary frame 2 direction, when head capsule 5 shifts certain position onto, the top of alignment pin 6 can spring in hemispherical groove 5.1, meanwhile, the interior gear teeth 4.2 on self-locking body 4 lock tube 4.1 can engage with the outer gear teeth 2.1 on output planetary frame 2, reach the object of self-locking.When needing to remove self-locking, head capsule 5 is pulled outward, head capsule 5 can drive self-locking body 4 to move to head capsule 5 direction, when head capsule 5 moves certain position to, alignment pin 6 can depart from hemispherical groove 5.1 by pressurized, meanwhile, the interior gear teeth 4.2 on self-locking body 4 lock tube 4.1 can depart from the outer gear teeth 2.1 on output planetary frame 2, reach the object of unblock.
Claims (5)
1. the electric tool with self-locking device, comprises housing (1) and is connected with reductor and the output planetary frame (2) of output shaft (3) for driving electric instrument; Described output planetary frame (2) is arranged in the front end of described housing (1); It is characterized in that: described self-locking device comprises self-locking body (4), is located at the latch-up structure between described self-locking body (4) and output planetary frame (2) and drives self-locking body (4) that itself and output planetary frame (2) are locked and the driven unit unlocked by External Force Acting; Described self-locking body (4) is arranged in the front end of described housing (1); Described driven unit is arranged on the front end of described housing (1); Described driven unit is connected with described self-locking body (4).
2. the electric tool of band self-locking device according to claim 1, is characterized in that: described latch-up structure comprise be located at self-locking body (4) on the side of described output planetary frame (2) for the lock tube (4.1) being linked in described output planetary frame outer (2), the outer gear teeth (2.1) being located at the interior gear teeth (4.2) on described lock tube (4.1) madial wall and being located on described output planetary frame (2) lateral wall; The described interior gear teeth (4.2) and the described outer gear teeth (2.1) match.
3. the electric tool of band self-locking device according to claim 2, it is characterized in that: in the front end of described housing (1) and the outside being positioned at described output planetary frame (2) is provided with space (1.1), described self-locking body (4) can be arranged in described space (1.1) along housing (1) axially and movably; The width in described space (1.1) is greater than the width of the lock tube (4.1) of described self-locking body (4).
4. the electric tool of band self-locking device according to claim 3, is characterized in that: described driven unit comprises head capsule (5); Outside the front end that described head capsule (5) is linked in described housing (1) and this head capsule (5) be connected with described self-locking body (4); The positioner for positioning head capsule (5) when the interior gear teeth (4.2) of lock tube (4.1) engage with the outer gear teeth (2.1) of output planetary frame (2) is provided with between described head capsule (5) and the front end of housing (1).
5. the electric tool of band self-locking device according to claim 4, is characterized in that: described positioner comprise alignment pin (6), spring (7) and be located at described housing (1) front end lateral wall on the cotter way for accommodating alignment pin (6) (1.2); Described alignment pin (6) is located in described cotter way (1.2), between the bottom that described alignment pin (6) is located at by described spring (7) and cotter way (1.2) bottom land; The top of described alignment pin (6) is hemispherical; On described head capsule (5) madial wall, the position corresponding with alignment pin (6) top is provided with the hemispherical groove (5.1) for accommodating described alignment pin (6) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520054853.3U CN204397852U (en) | 2015-01-27 | 2015-01-27 | With the electric tool of self-locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520054853.3U CN204397852U (en) | 2015-01-27 | 2015-01-27 | With the electric tool of self-locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204397852U true CN204397852U (en) | 2015-06-17 |
Family
ID=53421747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520054853.3U Expired - Fee Related CN204397852U (en) | 2015-01-27 | 2015-01-27 | With the electric tool of self-locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204397852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104708605A (en) * | 2015-01-27 | 2015-06-17 | 宁波汉浦工具有限公司 | Electric tool with self-locking device |
-
2015
- 2015-01-27 CN CN201520054853.3U patent/CN204397852U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104708605A (en) * | 2015-01-27 | 2015-06-17 | 宁波汉浦工具有限公司 | Electric tool with self-locking device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20170127 |