CN100569456C - Ratchet batch - Google Patents
Ratchet batch Download PDFInfo
- Publication number
- CN100569456C CN100569456C CNB2007100229218A CN200710022921A CN100569456C CN 100569456 C CN100569456 C CN 100569456C CN B2007100229218 A CNB2007100229218 A CN B2007100229218A CN 200710022921 A CN200710022921 A CN 200710022921A CN 100569456 C CN100569456 C CN 100569456C
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- batch
- gear
- ratchet
- bar
- ring gear
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- Expired - Fee Related
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Abstract
The invention discloses a kind of ratchet batch, aim to provide a kind of nothing along contrary adjusting knob, loosening screw also can normally use, and the angle of circling round is little, and one hand just can be arbitrarily along the contrary ratchet batch that tightly unloads screw.And have that torsion is big, volume is little, simple in structure, be easy to advantages such as processing and manufacturing.It comprises batch bar, gear, ring gear, spring etc.Its operation principle is: with the gear and the internal gear that equate the number of teeth, each the tooth engagement of two gears and the mode of axial separation are applied on the ratchet batch, the service behaviour of ratchet batch is improved, and the present invention is fit to the usefulness of tightly unloading screw fast on various machineries, electronic equipment, the utensil.
Description
Technical field
The present invention relates to big, the quick operating ratchet batch of a kind of hand-operated tools that tightly unloads screw, especially moment.
Background technology
At present, known ratchet batch structure is made up of batch bar, little ratchet, ratchet, commutation button, handle etc.Because of ratchet is little, ratchet is thin.Thereby when firmly big slightly, often produce and jump tooth, even hook tooth and ratchet damaged and influence work.As a kind of ratchet screw of Chinese patent ratchet screwdriver (200520015369.6) (00259415.3) etc.As for want the hand adjustment joint along contrary commutation, becoming flexible screw can't ratchet, the minimum angle of circling round is big.And defectives such as part is many, mechanism is complicated, cost height, be provided with obstacle also for the extensive use of ratchet batch.
Summary of the invention
For solve existing ratchet batch along contrary commutation want the hand adjustment joint, becoming flexible screw can't ratchet, the minimum big defective of angle of circling round the invention provides a kind of ratchet batch, has overcome the deficiencies in the prior art effectively.
Technical scheme of the present invention is: on batch bar, be provided with the gear that one or more thickness and the number of teeth equate, when gear is two when above, the spacing between the two adjacent teeth wheel is identical; End at handle is provided with circular hole, on the circular-hole internal-wall, from the position of distance aperture greater than a gear thickness, be provided with annular protrude with batch bar cog number, the number of teeth, at interval all identical and with batch bar intermeshing ring gear that cogs; Be spaced apart cylindrical cavity between the interval in ring gear and aperture and ring gear, gear is arranged in circular hole, and can move back and forth between the ring gear of circular hole and cylindrical cavity; One end of batch bar is inserted in the round guide hole that the ring gear inner end is provided with, the bottom of circle guide hole and criticize between the rod end surface and being provided with spring; Mouth at circular hole is provided with capping, batch bar between capping and the gear is provided with packing ring, batch bar other end is provided with tenon or flat blade screwdriver, crosspoint tip screwdriver revolves tool, and the center of circles such as batch bar, gear, ring gear, circle guide hole, circular hole, capping, cylindrical cavity is same round center.
Said spring can separate gear with the ring gear engagement, the gear bullet is placed the cylindrical cavity of the other idle running of ring gear.
Described tenon is square or hexagon.Described tenon one plane is provided with the card pearl.Described gear can be as a whole with batch bar, also can be to join with batch bar to being one.Circular hole can be an integral body on described ring gear and the handle, and also can join is one.Be provided with steel ball between described spring and batch rod end surface.
The invention has the beneficial effects as follows that moment can increase several times, and do not have along contrary changement that part is few, cost is low.No matter also screw is loosening, one-handed grip just can tightly be unloaded screw by suitable fast arbitrarily, contrary ratchet.And the ratchet angle of circling round is little.
Description of drawings
Fig. 1 is that the present invention meshes the generalized section that pushes away in cylindrical cavity by spring with single gear and ring gear.
Fig. 2 is that the present invention compresses the generalized section that spring makes the whole engagements of each tooth of single gear and ring gear.
Fig. 3 is that the present invention compresses the generalized section that spring makes the whole engagements of each tooth of a plurality of gears and ring gear.
Fig. 4 is that the present invention meshes the generalized section that pushes away in cylindrical cavity by spring with a plurality of gears and ring gear.
Among the figure: 1, criticize bar; 2, capping; 3, packing ring; 4, circular hole; 5, gear; 6, ring gear; 7, steel ball; 8, spring; 9, justify guide hole; 10, handle; 11, cylindrical cavity.
The specific embodiment
The present invention is further illustrated below in conjunction with accompanying drawing.
Embodiment 1:
As shown in Figure 1 and Figure 2, criticize bar 1 and be provided with a gear 5, gear 5 joins with batch bar 1 and is one, end face at handle 10 is provided with circular hole 4, be provided with on circular hole 4 inwalls of distance aperture that an annular protrudes greater than a gear thickness, and with the whole intermeshing ring gears 6 of gear 5 each tooth, between ring gear 6 and circular orifices, form cylindrical cavity 11, gear 5 is arranged in circular hole 4, and can be in ring gear 6 and 11 reciprocating motions of cylindrical cavity of circular hole 4; One end of batch bar 1 is inserted in the round guide hole 9 that ring gear 6 inner ends are provided with, the bottom of circle guide hole 9 and criticize between bar 1 end face and being provided with spring 8 and steel ball 7; Be provided with capping 2 for 4 mouthfuls at circular hole, be provided with packing ring 3 between capping 2 and the gear 5; The other end of batch bar 1 extends outside the handle 10, and its termination is provided with tenon or flat blade screwdriver, crosspoint tip screwdriver and other revolves tool, and the center of circles such as batch bar, gear, ring gear, circle guide hole, circular hole, capping, cylindrical cavity is same round center.
When off working state, as Fig. 1, gear 5 is arranged in cylindrical cavity 11, and handle can arbitrarily rotate.
During use, as Fig. 2, as need up time holding screw, one-handed grip, in the up time rotation firmly simultaneously, power is decomposed a slight screw axial force makes spring compression, the tooth of ring gear 6 just with the tooth engagement of gear 5, the up time rotary handle of exerting oneself immediately, the rotation of screw up time, power is ended criticizing and is stopped, and spring just separates ring gear 6 with gear 5 engagements, and handle can reverse.Because of screw thread frictional force greater than the gear shaft motoring friction, thereby batch bar do not follow handle and rotates, screw does not just turn round.Need be fastening again, repeat said method.Inverse time rotates, and one-handed grip is not shifted, and oppositely firmly gets final product as previously mentioned.
Embodiment 2:
As shown in Figure 3, Figure 4, batch bar 1 is provided with three identical gears 5, and the interval between adjacent gear equates that gear joins with batch bar 1 and is one.End face at handle 10 is provided with circular hole 4; From the position of distance aperture greater than a gear thickness, be provided with on circular hole 4 inwalls that three annulars protrude, and with the whole intermeshing ring gears 6 of gear 5 each tooth, the interval of adjacent ring gear 6 is identical at interval with gear, three cylindrical cavities 11 between 6 of adjacent ring gears and ring gear 6 and circular orifices, have just been formed, three gears 5 are arranged in circular hole 4, and can be in ring gear 6 and 11 reciprocating motions of cylindrical cavity of circular hole 4; One end of batch bar 1 is inserted in the round guide hole 9 that ring gear 6 inner ends are provided with, the bottom of circle guide hole 9 and criticize between bar 1 end face and being provided with spring 8; Be provided with capping 2 for 4 mouthfuls at circular hole, be provided with packing ring 3 between capping 2 and the gear 5; The other end of criticizing bar 1 extends outside the handle 10, and its termination is provided with tenon or flat blade screwdriver, crosspoint tip screwdriver etc. revolve tool, and the center of circles such as batch bar, gear, ring gear, circle guide hole, circular hole, capping, cylindrical cavity is same round center.
When off working state, as Fig. 4, gear 5 is arranged in cylindrical cavity 11, and handle can arbitrarily rotate.
During use, as Fig. 3, as need up time holding screw, one-handed grip, in the up time rotation firmly simultaneously, power is decomposed a slight screw axial force makes spring compression, the tooth of ring gear 6 just with the tooth engagement of gear 5, the up time rotary handle of exerting oneself immediately, the rotation of screw up time, power is ended criticizing and is stopped, and spring just separates ring gear 6 with gear 5 engagements, and handle can reverse.Because of screw thread frictional force greater than the gear shaft motoring friction, thereby batch bar do not follow handle and rotates, screw does not just turn round.Need be fastening again, repeat said method.Inverse time rotates, and one-handed grip is not shifted, and oppositely firmly gets final product as previously mentioned.
Claims (9)
1, a kind of ratchet batch comprises it is characterized in that batch bar (1) and handle (10), on batch bar (1), is provided with gear (5) that one or more thickness and the number of teeth equate, when gear is two when above, and the spacing between two adjacent teeth is taken turns is identical; End at handle (10) is provided with circular hole (4), on circular hole (4) inwall, from the position of distance aperture greater than a gear thickness, be provided with annular protrude with batch bar (1) cog number, the number of teeth, at interval all identical and with batch bar (1) (5) the intermeshing ring gear (6) that cogs; Be spaced apart cylindrical cavity (11) between the interval in ring gear (6) and aperture and ring gear (6), gear (5) is arranged in circular hole (4), and can move back and forth between the ring gear (6) of circular hole (4) and cylindrical cavity (11); One end of batch bar (1) is inserted in the round guide hole (9) that ring gear (6) inner end is provided with, the bottom of circle guide hole (9) and criticize between bar (1) end face and being provided with spring (8); Mouth at circular hole (4) is provided with capping (2), and batch bar (1) between capping (2) and the gear (5) is provided with packing ring (3), criticizes that bar (1) other end is provided with tenon or flat blade screwdriver, crosspoint tip screwdriver revolves tool; The round center of said batch of bar (1), gear (5), ring gear (6), circle guide hole (9), circular hole (4), capping (2), cylindrical cavity (11) is identical.
2, ratchet batch according to claim 1 is characterized in that, wherein said tenon is square.
3, ratchet batch according to claim 1 is characterized in that, wherein said tenon is a hexagon.
According to claim 2 or 3 described ratchet batch, it is characterized in that 4, described tenon one plane is provided with the card pearl.
5, ratchet batch according to claim 1 is characterized in that, described gear (5) is as a whole with batch bar (1).
6, ratchet batch according to claim 1 is characterized in that, described gear (5) joins with batch bar (1) and is one.
7, ratchet batch according to claim 1 is characterized in that, the circular hole (4) on described ring gear (6) and the handle (10) is an integral body.
8, ratchet batch according to claim 1 is characterized in that, the circular hole (4) on described ring gear (6) and the handle (10) joins and is one.
9, ratchet batch according to claim 1 is characterized in that, is provided with steel ball (7) between described spring (8) and batch bar (1) end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100229218A CN100569456C (en) | 2007-05-25 | 2007-05-25 | Ratchet batch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100229218A CN100569456C (en) | 2007-05-25 | 2007-05-25 | Ratchet batch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101104260A CN101104260A (en) | 2008-01-16 |
| CN100569456C true CN100569456C (en) | 2009-12-16 |
Family
ID=38998447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100229218A Expired - Fee Related CN100569456C (en) | 2007-05-25 | 2007-05-25 | Ratchet batch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100569456C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737533A (en) * | 2013-11-26 | 2014-04-23 | 苏州道众机械制造有限公司 | Manual and rapid screwdriver |
| AU2014397458A1 (en) * | 2014-06-13 | 2017-02-02 | Hangzhou Great Star Industrial Co., Ltd. | Ratchet tool |
-
2007
- 2007-05-25 CN CNB2007100229218A patent/CN100569456C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101104260A (en) | 2008-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20091216 Termination date: 20130525 |