CN104999401A - Spiral and rapid ratchet wrench - Google Patents
Spiral and rapid ratchet wrench Download PDFInfo
- Publication number
- CN104999401A CN104999401A CN201410153968.8A CN201410153968A CN104999401A CN 104999401 A CN104999401 A CN 104999401A CN 201410153968 A CN201410153968 A CN 201410153968A CN 104999401 A CN104999401 A CN 104999401A
- Authority
- CN
- China
- Prior art keywords
- outer sleeve
- rest position
- clamping piece
- clamping
- spacing ring
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
- B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
- B25B13/462—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in a direction radial to the tool operating axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0007—Connections or joints between tool parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/16—Handles
Abstract
The invention discloses a spiral and rapid ratchet wrench. The spiral and rapid ratchet wrench comprises a driving device, a grab handle and a clamping device. The driving device is provided with a driving rod, the grab handle comprises an outer lantern ring, and the driving rod is sleeved with the outer lantern ring; the clamping device comprises a first limiting ring and a second limiting ring; the driving rod is sleeved with the first limiting ring and the second limiting ring, and the first limiting ring and the second limiting ring are located between the driving rod and the outer lantern ring; and the clamping device is provided with an adjusting part, and the adjusting part selectively moves relative to the outer lantern ring at the first position, the second position or the third position; and a plurality of clamping parts are arranged at the positions, in the adjusting part, of the clamping device, and when the adjusting part moves, the clamping parts are driven to clamp or be separated from the outer side of the first limiting ring and the outer side of the second limiting ring; and through the motion of pushing the grab handle, the ratchet wrench is enabled to rotate a workpiece, and therefore a user can rapidly screw or unscrew the workpiece.
Description
Technical field
The present invention relates generally to a kind of ratchet spanner, particularly a kind of spiral rapid ratchet spanners.
Background technology
Please refer to TaiWan, China patent No. I350232 " ratchet wrench device " patent, it is a kind of ratchet wrench device, comprise there is U-shaped seat drive rod, with this U-shaped seat against ratchet head and be threaded onto the connecting piece of this U-shaped seat and this ratchet head; Wherein this U-shaped seat is equipped with a pair perforation, this ratchet head system is arranged with pressing piece, this pressing piece is equipped with and corresponds to this to the perforate of boring a hole, this ratchet head is equipped with a pair combined hole, each combined hole is arranged with cushion pad body respectively, each cushion pad body be equipped with respectively correspond to this to perforation pad hole, this connecting piece be threaded onto this to perforation, this perforate and this with this ratchet head, pivot joint state is formed to pad hole.
But above-mentioned ratchet spanner in use, promotes drive rod with switching workpiece after ratchet head is incorporated into workpiece, when user is for only accelerating the speed of mobile drive rod during rapid turning of work piece, inconvenience very and consuming one's strength.
Summary of the invention
Its main purpose of spiral rapid ratchet spanners of the present invention is, one is provided to include a drive unit, the ratchet spanner of a lever and a clamping and drawing device, drive unit has a drive rod, drive rod side face is arranged with at least one first chute and at least one the second chute, first chute and the second chute are all in the shape of a spiral, first chute and the second chute respectively around drive rod a few, the rotation direction of the first chute and the second chute is opposite each other, lever includes an outer sleeve, outer sleeve is sheathed on outside drive rod, outer sleeve optionally slides relative to drive rod and rotates, outer sleeve is equipped with one first perforation, one second perforation, one the 3rd perforation and one the 4th perforation, first perforation, second perforation, 3rd perforation and the 4th perforation run through the inner side and outside that are communicated with outer sleeve respectively, clamping and drawing device includes first spacing ring and second spacing ring, it is outer and between drive rod and outer sleeve that first spacing ring and the second spacing ring are sheathed on drive rod, at least one first defining flange is convexly equipped with inside first spacing ring, first defining flange is slidedly arranged in the first chute, first teeth portion is provided with outside first spacing ring, at least one second defining flange is convexly equipped with inside second spacing ring, second defining flange is slidedly arranged in the second chute, second teeth portion is provided with outside second spacing ring, clamping and drawing device has an adjustment part, adjustment part is located at the side of outer sleeve away from drive rod, adjustment part is optionally in primary importance, move relative to outer sleeve between the second place with the 3rd position, clamping and drawing device is also provided with first clamping piece in adjustment part, second clamping piece, 3rd clamping piece and the 4th clamping piece, first clamping piece has a clamping end and a sliding-end away from clamping end, the clamping end of the first clamping piece be inserted in the first perforation and optionally clip in the first teeth portion of the first spacing ring, the sliding-end of the first clamping piece is slidedly arranged on adjustment part, second clamping piece has a clamping end and a sliding-end away from clamping end, the clamping end of the second clamping piece be inserted in the second perforation and optionally clip in the first teeth portion of the first spacing ring, the sliding-end of the second clamping piece is slidedly arranged on adjustment part, 3rd clamping piece has a clamping end and a sliding-end away from clamping end, the clamping end of the 3rd clamping piece be inserted in the 3rd perforation and optionally clip in the second teeth portion of the second spacing ring, the sliding-end of the 3rd clamping piece is slidedly arranged on adjustment part, 4th clamping piece has a clamping end and a sliding-end away from clamping end, the clamping end of the 4th clamping piece be inserted in the 4th perforation and optionally clip in the second teeth portion of the second spacing ring, the sliding-end of the 4th clamping piece is slidedly arranged on adjustment part, when adjustment part is in primary importance, first clamping piece and the second clamping piece clip are in the first spacing ring, 3rd clamping piece and the 4th clamping piece clip are in the second spacing ring, when adjustment part is in the second place, first clamping piece departs from the first spacing ring, second clamping piece clip is in the first spacing ring, 3rd clamping piece and the 4th clamping piece depart from the second spacing ring, when adjustment part is in the 3rd position, first clamping piece and the second clamping piece depart from the first spacing ring, 3rd clamping piece clip is in the second spacing ring, 4th clamping piece departs from the second spacing ring, because of ratchet spanner only needs the action by pushing handle namely can turning of work piece, enable ratchet spanner for user changing of workpieces is tight or turn pine fast.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1: be the stereo appearance figure of spiral rapid ratchet spanners of the present invention;
Fig. 2: be the three-dimensional exploded view of spiral rapid ratchet spanners of the present invention;
Fig. 3: be the three-dimensional exploded view of spiral rapid ratchet spanners clamping and drawing device of the present invention;
Fig. 4: be the sectional structure chart of spiral rapid ratchet spanners of the present invention;
Fig. 5: be the sectional structure chart of spiral rapid ratchet spanners adjustment part of the present invention first spacing ring when the primary importance;
Fig. 6: be the sectional structure chart of spiral rapid ratchet spanners adjustment part of the present invention second spacing ring when the primary importance;
Fig. 7: be the sectional structure chart of spiral rapid ratchet spanners adjustment part of the present invention first spacing ring when the second place;
Fig. 8: be the sectional structure chart of spiral rapid ratchet spanners adjustment part of the present invention second spacing ring when the second place;
Fig. 9: be the operation chart of spiral rapid ratchet spanners pull-out drive rod of the present invention;
Figure 10: be the action diagram of spiral rapid ratchet spanners adjustment part of the present invention first spacing ring when the second place pulls out drive rod;
Figure 11: be the action diagram of spiral rapid ratchet spanners adjustment part of the present invention second spacing ring when the second place pulls out drive rod;
Figure 12: for spiral rapid ratchet spanners of the present invention turns the operation chart of loose workpiece;
Figure 13: be the action diagram of spiral rapid ratchet spanners adjustment part of the present invention first spacing ring when the second place promotes handle;
Figure 14: be the sectional structure chart of spiral rapid ratchet spanners adjustment part of the present invention first spacing ring when the 3rd position;
Figure 15: be the sectional structure chart of spiral rapid ratchet spanners adjustment part of the present invention second spacing ring when the 3rd position;
Figure 16: for spiral rapid ratchet spanners of the present invention turns the operation chart of clamping of workpieces;
Figure 17: for spiral rapid ratchet spanners adjustment part of the present invention in the 3rd position promote handle time the second spacing ring action diagram.
Wherein: 10 ratchet spanneres; 20 drive units; 21 drive rods; 211 first chutes; 212 second chutes; 213 drive ends; 214 abutment end; 22 driving heads; 23 rotating rings; 30 levers; 31 outer sleeves; 311 first perforation; 312 second perforation; 313 the 3rd perforation; 314 the 4th perforation; 315 jacks; 32 hold cover; 321 tanks; 322 positioning balls; 323 springs; 33 elastic components; 40 clamping and drawing device; 41 first spacing rings; 411 first defining flanges; 412 first teeth portion; 42 second spacing rings; 421 second defining flanges; 422 second teeth portion; 43 first locating rings; 431 first keepers; 44 second locating rings; 441 second keepers; 45 adjustment parts; 451 first chutes; 452 second chutes; 453 first tracks; 4531 first rest position; 4532 second rest position; 4533 the 3rd rest position; 4534 first clamping pieces; 4535 clamping ends; 4536 sliding-ends; 454 second tracks; 4541 first rest position; 4542 second rest position; 4543 the 3rd rest position; 4544 second clamping pieces; 4545 clamping ends; 4546 sliding-ends; 455 the 3rd tracks; 4551 first rest position; 4552 second rest position; 4553 the 3rd rest position; 4554 the 3rd clamping pieces; 4555 clamping ends; 4556 sliding-ends; 456 the 4th tracks; 4561 first rest position; 4562 second rest position; 4563 the 3rd rest position; 4564 the 4th clamping pieces; 4565 clamping ends; 4566 sliding-ends; 457 locating slots; 46 first slide blocks; 461 shell fragments; 462 locking parts; 47 second slide blocks; 471 shell fragments; 472 locking parts; 48 adjustment changes; 481 stopper slots; 482 locating parts; 49 distance pieces.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
With reference to shown in Fig. 1 and Fig. 2, be stereo appearance figure and the three-dimensional exploded view of spiral rapid ratchet spanners of the present invention.Ratchet spanner 10 of the present invention includes a drive unit 20, lever 30 and a clamping and drawing device 40; Wherein:
Shown in Fig. 3 and Fig. 4, be clamping and drawing device three-dimensional exploded view and the sectional structure chart of spiral rapid ratchet spanners of the present invention.This drive unit 20 has a drive rod 21, this drive rod 21 side face is arranged with at least one first chute 211 and at least one the second chute 212, this first chute 211 and this second chute 212 are all in the shape of a spiral, this first chute 211 and this second chute 212 respectively around this drive rod 21 a few, and this first chute 211 is opposite each other with the rotation direction of this second chute 212, described at least one the first chute 211 quantity is in the present embodiment two, and described at least one the second chute 212 quantity is in the present embodiment two.
One end of this drive rod 21 is formed with a drive end 213, this drive rod 21 forms an abutment end 214 with the one end away from this drive end 213, this drive rod 21 is pivoted with a driving head 22 in this drive end 213, this driving head 22 can optionally relative this drive rod 21 pivotable, and this driving head 22 is ratchet working head in the present embodiment.
This drive rod 21 is also arranged with a rotating ring 23 between two ends, and this rotating ring 23 can rotate relative to this drive rod 21 freely.
This lever 30 includes an outer sleeve 31, and this outer sleeve 31 is in elongated tubular, and this outer sleeve 31 is sheathed on outside this drive rod 21, and this outer sleeve 31 can optionally slide relative to this drive rod 21 and rotate.This outer sleeve 31 is equipped with one first perforation, 311, one second perforation, 312, one the 3rd perforation 313 and one the 4th perforation 314, and this first perforation 311, this second perforation the 312, the 3rd perforation 313 and the 4th perforation 314 run through the inner side and outside that are communicated with this outer sleeve 31 respectively.This outer sleeve 31 is also equipped with a jack 315, and this jack 315 runs through the inner side and outside that are communicated with this outer sleeve 31.
This lever 30 is also arranged with one and holds cover 32 outside this outer sleeve 31, this hold cover 32 by the abutment end 214 of this drive rod 21 and locking phase this drive rod 21 is slided or rotate be sheathed on this outer sleeve 31, and this is held in cover 32 and is provided with an elastic component 33, the two ends of this elastic component 33 are resisted against this abutment end 214 of holding cover 32 and this drive rod 21 respectively.
This is held cover 32 and is arranged with a tank 321 in the one end away from this drive rod 21 abutment end 214, sequentially be provided with a positioning ball 322 and a spring 323 in this tank 321 from outside to inside, the two ends of this spring 323 are resisted against this respectively and hold cover 32 and this positioning ball 322.
This clamping and drawing device 40 includes first spacing ring 41 and second spacing ring 42, this first spacing ring 41 and this second spacing ring 42 are in circular, it is outer and between this drive rod 21 and this outer sleeve 31 that this first spacing ring 41 and this second spacing ring 42 are sheathed on this drive rod 21, at least one first defining flange 411 is convexly equipped with inside this first spacing ring 41, described at least one the first defining flange 411 quantity is in the present embodiment two, two described the first defining flanges 411 are slidedly arranged in two described the first chutes 211 respectively, first teeth portion 412 is provided with outside this first spacing ring 41.At least one second defining flange 421 is convexly equipped with inside this second spacing ring 42, described at least one the second defining flange 421 quantity is in the present embodiment two, two described the second defining flanges 421 are slidedly arranged in two described the second chutes 212 respectively, are provided with second teeth portion 422 outside this second spacing ring 42.
This clamping and drawing device 40 includes first locating ring 43 and second locating ring 44, this first locating ring 43 and this second locating ring 44 are in circular, it is outer and between this drive rod 21 and this outer sleeve 31 that this first locating ring 43 and this second locating ring 44 are sheathed on this drive rod 21, this first locating ring 43 is resisted against the side of this first spacing ring 41 away from this second spacing ring 42, and this second locating ring 44 is resisted against the side of this second spacing ring 42 away from this first spacing ring 41.This first locating ring 43 is provided with first keeper 431, this first keeper 431 is inserted in this first locating ring 43 and this outer sleeve 31 simultaneously, this second locating ring 44 is provided with second keeper 441, and this second keeper 441 is inserted in this second locating ring 44 and this outer sleeve 31 simultaneously.
This clamping and drawing device 40 has an adjustment part 45, this adjustment part 45 is slidedly arranged on the side of this outer sleeve 31 away from this drive rod 21, this adjustment part 45 can optionally along the circumferencial direction of this outer sleeve 31 in primary importance, move relative to this outer sleeve 31 between the second place with the 3rd position.Be provided with first chute 451 and second chute 452 in this adjustment part 45, this first chute 451 is parallel to each other with this second chute 452.
There is in this first chute 451 first track 453 and second track 454, this first track 453 is formed with first rest position 4531 along the bearing of trend of this first chute 451, second rest position 4532 and the 3rd rest position 4533, first rest position 4531 of this first track 453 is between the second rest position 4532 and the 3rd rest position 4533, first rest position 4531 to the distance between this outer sleeve 31 of this first track 453 is less than the distance between the second rest position 4532 of this first track 453 or the 3rd rest position 4533 of this first track 453 to this outer sleeve 31.This second track 454 is formed with first rest position 4541 along the bearing of trend of this first chute 451, second rest position 4542 and the 3rd rest position 4543, first rest position 4541 of this second track 454 is between the second rest position 4542 and the 3rd rest position 4543, distance between first rest position 4541 of this second track 454 equals this second track 454 the second rest position 4542 to the distance between this outer sleeve 31 to this outer sleeve 31 and distance between the 3rd rest position 4543 being less than this second track 454 to this outer sleeve 31.
There is in this second chute 452 the 3rd track 455 and the 4th track 456, 3rd track 455 is formed with first rest position 4551 along the bearing of trend of this second chute 452, second rest position 4552 and the 3rd rest position 4553, first rest position 4551 of the 3rd track 455 is between the second rest position 4552 and the 3rd rest position 4553, distance between first rest position 4551 of the 3rd track 455 equals the 3rd track 455 the 3rd rest position 4553 to the distance between this outer sleeve 31 to this outer sleeve 31 and distance between the second rest position 4552 being less than the 3rd track 455 to this outer sleeve 31.4th track 456 is formed with first rest position 4561, second rest position 4562 and the 3rd rest position 4563 along the bearing of trend of this second chute 452, first rest position 4561 of the 4th track 456 is between the second rest position 4562 and the 3rd rest position 4563, and the first rest position 4561 to the distance between this outer sleeve 31 of the 4th track 456 is less than the distance between the second rest position 4562 of the 4th track 456 or the 3rd rest position 4563 of the 4th track 456 to this outer sleeve 31.
This clamping and drawing device 40 is also provided with first clamping piece 4534, second clamping piece 4544, the 3rd clamping piece 4554 and the 4th clamping piece 4564 in this adjustment part 45, this first clamping piece 4534 has a clamping end 4535 and a sliding-end 4536 away from this clamping end 4535, the clamping end 4535 of this first clamping piece 4534 is inserted in this first perforation 311 and optionally clip is in the first teeth portion 412 of this first spacing ring 41, and the sliding-end 4536 of this first clamping piece 4534 is slidedly arranged on the first track 453 of this first chute 451.
This second clamping piece 4544 has a clamping end 4545 and a sliding-end 4546 away from this clamping end 4545, the clamping end 4545 of this second clamping piece 4544 is inserted in this second perforation 312 and optionally clip is in the first teeth portion 412 of this first spacing ring 41, and the sliding-end 4546 of this second clamping piece 4544 is slidedly arranged on the second track 454 of this first chute 451.
3rd clamping piece 4554 has a clamping end 4555 and a sliding-end 4556 away from this clamping end 4555, the clamping end 4555 of the 3rd clamping piece 4554 is inserted in the 3rd perforation 313 and optionally clip is in the second teeth portion 422 of this second spacing ring 42, and the sliding-end 4556 of the 3rd clamping piece 4554 is slidedly arranged on the 3rd track 455 of this second chute 452.
4th clamping piece 4564 has a clamping end 4565 and a sliding-end 4566 away from this clamping end 4565, the clamping end 4565 of the 4th clamping piece 4564 is inserted in the 4th perforation 314 and optionally clip is in the second teeth portion 422 of this second spacing ring 42, and the sliding-end 4566 of the 4th clamping piece 4564 is slidedly arranged on the 4th track 456 of this second chute 452.
This clamping and drawing device 40 is also provided with first slide block 46 and second slide block 47 in this adjustment part 45, this first slide block 46 is located at the side of this outer sleeve 31 away from this drive rod 21, and this first slide block 46 is located in this first chute 451, this first slide block 46 is provided with a shell fragment 461 and a locking part 462 in the side away from this outer sleeve 31, one end of the shell fragment 461 of this first slide block 46 is resisted against the sliding-end 4536 of this first clamping piece 4534 and the other end is resisted against the sliding-end 4546 of this second clamping piece 4544, the locking part 462 of this first slide block 46 is connected to this outer sleeve 31 through this shell fragment 461 and this first slide block 46.This second slide block 47 is located at the side of this outer sleeve 31 away from this drive rod 21, and this second slide block 47 is located in this second chute 452, this second slide block 47 is provided with a shell fragment 471 and a locking part 472 in the side away from this outer sleeve 31, one end of the shell fragment 471 of this second slide block 47 is resisted against the sliding-end 4566 that the sliding-end 4556 of the 3rd clamping piece 4554 and the other end are resisted against the 4th clamping piece 4564, and the locking part 472 of this second slide block 47 is connected to this outer sleeve 31 through this shell fragment 471 and this second slide block 47.
This adjustment part 45 is arranged with three locating slots 457 near the side that this holds cover 32, and this locating slot 457 can this positioning ball 322 accommodating, make this positioning ball 322 can optionally be located in described three locating slots 457 one of them
This clamping and drawing device 40 also includes an adjustment change 48, outer and this adjustment part 45 sheathed simultaneously of what this adjustment change 48 can be rotated be sheathed on this outer sleeve 31, this adjustment change 48 is resisted against this adjustment part 45 and synchronously drives this adjustment part 45 to move relative to this outer sleeve 31 in primary importance, between the second place with the 3rd position, and to hold cover 32 adjacent one another are with this in this adjustment change 48.
This adjustment change 48 is also provided with a stopper slot 481 and a locating part 482, this locating part 482 is slidedly arranged in this stopper slot 481 and is connected to this outer sleeve 31, and this adjustment change 48 is limited in only can in primary importance, this outer sleeve 31 pivotable relative between the second place with the 3rd position.
This clamping and drawing device 40 also includes a distance piece 49, this distance piece 49 is inserted in the jack 315 of this outer sleeve 31, and this distance piece 49 is located between this first spacing ring 41 and this second spacing ring 42, this distance piece 49 is resisted against this adjustment change 48 away from the side of this drive rod 21.
Shown in Fig. 5 and Fig. 6, it is the sectional structure chart of spiral rapid ratchet spanners adjustment part of the present invention first spacing ring and second spacing ring when the primary importance.When this adjustment part 45 is in primary importance, this first clamping piece 4534 is resisted against the first rest position 4531 of this first track 453, and this first clamping piece 4534 clip is in the first teeth portion 412 of this first spacing ring 41, this second clamping piece 4544 is resisted against the first rest position 4541 of this second track 454, and this second clamping piece 4544 clip is in the first teeth portion 412 (as shown in Figure 5) of this first spacing ring 41, 3rd clamping piece 4554 is resisted against the first rest position 4551 of the 3rd track 455, and the 3rd clamping piece 4554 clip is in the second teeth portion 422 of this second spacing ring 42, 4th clamping piece 4564 is resisted against the first rest position 4561 of the 4th track 456, and the 4th clamping piece 4564 clip is in the second teeth portion 422 (as shown in Figure 6) of this second spacing ring 42, this first spacing ring 41 cannot rotate relative to this outer sleeve 31 with this second spacing ring 42.
Shown in Fig. 7 and Fig. 8, it is the sectional structure chart of spiral rapid ratchet spanners adjustment part of the present invention first spacing ring and second spacing ring when the second place.When this adjustment part 45 is in the second place, this first clamping piece 4534 is resisted against the second rest position 4532 of this first track 453, and this first clamping piece 4534 departs from the first teeth portion 412 of this first spacing ring 41, this second clamping piece 4544 is resisted against the second rest position 4542 of this second track 454, and this second clamping piece 4544 clip is in the first teeth portion 412 (as shown in Figure 7) of this first spacing ring 41, 3rd clamping piece 4554 is resisted against the second rest position 4552 of the 3rd track 455, and the 3rd clamping piece 4554 departs from the second teeth portion 422 of this second spacing ring 42, 4th clamping piece 4564 is resisted against the second rest position 4562 of the 4th track 456, and the 4th clamping piece 4564 departs from the second teeth portion 422 (as shown in Figure 8) in this second spacing ring 42, this first spacing ring 41 can rotate along first direction relative to this drive rod 21, this second spacing ring 42 can rotate along first direction and second direction relative to this outer sleeve 31.
When this adjustment part 45 is in the 3rd position, this first clamping piece 4534 is resisted against the 3rd rest position 4533 of this first track 453, and this first clamping piece 4534 departs from the first teeth portion 412 of this first spacing ring 41, this second clamping piece 4544 is resisted against the 3rd rest position 4543 of this second track 454, and this second clamping piece 4544 departs from the first teeth portion 412 (as shown in figure 14) of this first spacing ring 41, 3rd clamping piece 4554 is resisted against the 3rd rest position 4553 of the 3rd track 455, and the 3rd clamping piece 4554 clip is in the second teeth portion 422 of this second spacing ring 42, 4th clamping piece 4564 is resisted against the 3rd rest position 4563 of the 4th track 456, and the 4th clamping piece 4564 departs from the second teeth portion 422 (as shown in figure 15) of this second spacing ring 42, this first spacing ring 41 can rotate along first direction and second direction relative to this drive rod 21, this second spacing ring 42 can rotate along first direction relative to this outer sleeve 31.
Continue referring to shown in Fig. 9 to Figure 11, be operation chart and the action diagram of spiral rapid ratchet spanners pull-out drive rod of the present invention.When using this ratchet spanner 10, first need rotate this adjustment and save 48, this adjustment part 45 is made to move to the second place, and this drive rod 21 is pulled out, make the drive end 213 of this drive rod 21 away from this lever 30, now this drive rod 21 drives this first spacing ring 41 to rotate and this second spacing ring 42 rotates along second direction relative to this outer sleeve 31 along first direction relative to this drive rod 21.
Shown in Figure 12 and Figure 13, for spiral rapid ratchet spanners of the present invention turns operation chart and the action diagram of loose workpiece.After again this driving head 22 being connected to workpiece, pushed in the direction of this lever 30 toward workpiece, this first spacing ring 41 drives this drive rod 21 to rotate along first direction relative to this outer sleeve 31, makes this ratchet spanner 10 turns of loose workpiece.
Continue referring to shown in Figure 14 to Figure 17, for spiral rapid ratchet spanners of the present invention turns operation chart and the action diagram of clamping of workpieces.When this adjustment of rotation saves 48, this adjustment part 45 is made to move to the 3rd position, and this drive rod 21 is pulled out, make the drive end 213 of this drive rod 21 away from this lever 30, after again this driving head 22 being connected to workpiece, pushed in the direction of this lever 30 toward workpiece, this second spacing ring 42 drives this drive rod 21 to rotate along second direction relative to this outer sleeve 31, makes this ratchet spanner 10 turns of clamping of workpieces.
Because of this ratchet spanner 10 only needs action by pushing this handle 30 namely can turning of work piece, make this ratchet spanner 10 can be tight by changing of workpieces or turn pine fast for user.Because this ratchet spanner 10 is provided with this adjustment part 45, user can adjust turning to of this ratchet spanner 10 fast by this adjustment part 45.
The present invention can be summarized with regard to the above to have the following advantages:
1. be spiral rapid ratchet spanners of the present invention, wherein ratchet spanner includes a drive unit, a lever and a clamping and drawing device, drive unit has a drive rod, drive rod side face is arranged with at least one first chute and at least one the second chute, first chute and the second chute are all in the shape of a spiral, first chute and the second chute respectively around drive rod a few, the rotation direction of the first chute and the second chute is opposite each other, lever includes an outer sleeve, outer sleeve is sheathed on outside drive rod, outer sleeve optionally slides relative to drive rod and rotates, outer sleeve is equipped with one first perforation, one second perforation, one the 3rd perforation and one the 4th perforation, first perforation, second perforation, 3rd perforation and the 4th perforation run through the inner side and outside that are communicated with outer sleeve respectively, clamping and drawing device includes first spacing ring and second spacing ring, it is outer and between drive rod and outer sleeve that first spacing ring and the second spacing ring are sheathed on drive rod, at least one first defining flange is convexly equipped with inside first spacing ring, first defining flange is slidedly arranged in the first chute, first teeth portion is provided with outside first spacing ring, at least one second defining flange is convexly equipped with inside second spacing ring, second defining flange is slidedly arranged in the second chute, second teeth portion is provided with outside second spacing ring, clamping and drawing device has an adjustment part, adjustment part is located at the side of outer sleeve away from drive rod, adjustment part is optionally in primary importance, move relative to outer sleeve between the second place with the 3rd position, clamping and drawing device is also provided with first clamping piece in adjustment part, second clamping piece, 3rd clamping piece and the 4th clamping piece, first clamping piece has a clamping end and a sliding-end away from clamping end, the clamping end of the first clamping piece be inserted in the first perforation and optionally clip in the first teeth portion of the first spacing ring, the sliding-end of the first clamping piece is slidedly arranged on adjustment part, second clamping piece has a clamping end and a sliding-end away from clamping end, the clamping end of the second clamping piece be inserted in the second perforation and optionally clip in the first teeth portion of the first spacing ring, the sliding-end of the second clamping piece is slidedly arranged on adjustment part, 3rd clamping piece has a clamping end and a sliding-end away from clamping end, the clamping end of the 3rd clamping piece be inserted in the 3rd perforation and optionally clip in the second teeth portion of the second spacing ring, the sliding-end of the 3rd clamping piece is slidedly arranged on adjustment part, 4th clamping piece has a clamping end and a sliding-end away from clamping end, the clamping end of the 4th clamping piece be inserted in the 4th perforation and optionally clip in the second teeth portion of the second spacing ring, the sliding-end of the 4th clamping piece is slidedly arranged on adjustment part, when adjustment part is in primary importance, first clamping piece and the second clamping piece clip are in the first spacing ring, 3rd clamping piece and the 4th clamping piece clip are in the second spacing ring, when adjustment part is in the second place, first clamping piece departs from the first spacing ring, second clamping piece clip is in the first spacing ring, 3rd clamping piece and the 4th clamping piece depart from the second spacing ring, when adjustment part is in the 3rd position, first clamping piece and the second clamping piece depart from the first spacing ring, 3rd clamping piece clip is in the second spacing ring, 4th clamping piece departs from the second spacing ring, because of ratchet spanner only needs the action by pushing handle namely can turning of work piece, enable ratchet spanner for user changing of workpieces is tight or turn pine fast.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a spiral rapid ratchet spanners, is characterized in that, described spiral rapid ratchet spanners includes:
A drive unit, this drive unit has a drive rod, this drive rod side face is arranged with at least one first chute and at least one the second chute, this first chute and this second chute are all in the shape of a spiral, this first chute and this second chute respectively around this drive rod a few, the rotation direction of this first chute and this second chute is opposite each other;
A lever, this lever includes an outer sleeve, this outer sleeve is sheathed on outside this drive rod, this outer sleeve optionally slides relative to this drive rod and rotates, this outer sleeve is equipped with one first perforation, second perforation, the 3rd perforation and the 4th perforation, and this first perforation, this second perforation, the 3rd perforation and the 4th perforation run through the inner side and outside that are communicated with this outer sleeve respectively;
A clamping and drawing device, this clamping and drawing device includes first spacing ring and second spacing ring, it is outer and between this drive rod and this outer sleeve that this first spacing ring and this second spacing ring are sheathed on this drive rod, at least one first defining flange is convexly equipped with inside this first spacing ring, this first defining flange is slidedly arranged in this first chute, first teeth portion is provided with outside this first spacing ring, at least one second defining flange is convexly equipped with inside this second spacing ring, this second defining flange is slidedly arranged in this second chute, second teeth portion is provided with outside this second spacing ring, this clamping and drawing device has an adjustment part, this adjustment part is located at the side of this outer sleeve away from this drive rod, this adjustment part is optionally in primary importance, move relative to this outer sleeve between the second place with the 3rd position, this clamping and drawing device is also provided with first clamping piece in this adjustment part, second clamping piece, 3rd clamping piece and the 4th clamping piece, this first clamping piece has a clamping end and a sliding-end away from this clamping end, the clamping end of this first clamping piece be inserted in this first perforation and optionally clip in the first teeth portion of this first spacing ring, the sliding-end of this first clamping piece is slidedly arranged on this adjustment part, this second clamping piece has a clamping end and a sliding-end away from this clamping end, the clamping end of this second clamping piece be inserted in this second perforation and optionally clip in the first teeth portion of this first spacing ring, the sliding-end of this second clamping piece is slidedly arranged on this adjustment part, 3rd clamping piece has a clamping end and a sliding-end away from this clamping end, the clamping end of the 3rd clamping piece be inserted in the 3rd perforation and optionally clip in the second teeth portion of this second spacing ring, the sliding-end of the 3rd clamping piece is slidedly arranged on this adjustment part, 4th clamping piece has a clamping end and a sliding-end away from this clamping end, the clamping end of the 4th clamping piece be inserted in the 4th perforation and optionally clip in the second teeth portion of this second spacing ring, the sliding-end of the 4th clamping piece is slidedly arranged on this adjustment part,
When this adjustment part is in primary importance, this first clamping piece and this second clamping piece clip are in this first spacing ring, 3rd clamping piece and the 4th clamping piece clip are in this second spacing ring, when this adjustment part is in the second place, this first clamping piece departs from this first spacing ring, this the second clamping piece clip is in this first spacing ring, 3rd clamping piece and the 4th clamping piece depart from this second spacing ring, when this adjustment part is in the 3rd position, this first clamping piece and this second clamping piece depart from this first spacing ring, 3rd clamping piece clip is in this second spacing ring, 4th clamping piece departs from this second spacing ring.
2. spiral rapid ratchet spanners as claimed in claim 1, it is characterized in that, wherein be provided with first chute and second chute in this adjustment part, there is in this first chute first track and second track, this first track is formed with first rest position along the bearing of trend of this first chute, second rest position and the 3rd rest position, first rest position of this first track is between the second rest position and the 3rd rest position, first rest position to the distance between this outer sleeve of this first track is less than the distance between the second rest position of this first track or the 3rd rest position of this first track to this outer sleeve, this second track is formed with first rest position along the bearing of trend of this first chute, second rest position and the 3rd rest position, first rest position of this second track is between the second rest position and the 3rd rest position, distance between first rest position of this second track equals this second track the second rest position to the distance between this outer sleeve to this outer sleeve and distance between the 3rd rest position being less than this second track to this outer sleeve, there is in this second chute the 3rd track and the 4th track, 3rd track is formed with first rest position along the bearing of trend of this second chute, second rest position and the 3rd rest position, first rest position of the 3rd track is between the second rest position and the 3rd rest position, distance between the 3rd rest position that first rest position to the distance between this outer sleeve of the 3rd track equals the 3rd track to this outer sleeve and distance between the second rest position being less than the 3rd track to this outer sleeve, 4th track is formed with first rest position along the bearing of trend of this second chute, second rest position and the 3rd rest position, first rest position of the 4th track is between the second rest position and the 3rd rest position, first rest position to the distance between this outer sleeve of the 4th track is less than the distance between the second rest position of the 4th track or the 3rd rest position of the 4th track to this outer sleeve, the sliding-end of this first clamping piece is slidedly arranged on the first track of this first chute, the sliding-end of this second clamping piece is slidedly arranged on the second track of this first chute, the sliding-end of the 3rd clamping piece is slidedly arranged on the 3rd track of this second chute, the sliding-end of the 4th clamping piece is slidedly arranged on the 4th track of this second chute.
3. spiral rapid ratchet spanners as claimed in claim 2, it is characterized in that, wherein this clamping and drawing device is also provided with first slide block and second slide block in this adjustment part, this first slide block is located at the side of this outer sleeve away from this drive rod, and this first slide block is located in this first chute, this first slide block is provided with a shell fragment and a locking part in the side away from this outer sleeve, one end of the shell fragment of this first slide block is resisted against the sliding-end of this first clamping piece and the other end is resisted against the sliding-end of this second clamping piece, the locking part of this first slide block is connected to this outer sleeve through this shell fragment and this first slide block, this second slide block is located at the side of this outer sleeve away from this drive rod, and this second slide block is located in this second chute, this second slide block is provided with a shell fragment and a locking part in the side away from this outer sleeve, one end of the shell fragment of this second slide block is resisted against the sliding-end of the 3rd clamping piece and the other end is resisted against the sliding-end of the 4th clamping piece, the locking part of this second slide block is connected to this outer sleeve through this shell fragment and this second slide block.
4. spiral rapid ratchet spanners as claimed in claim 2, it is characterized in that, wherein this clamping and drawing device includes first locating ring and second locating ring, it is outer and between this drive rod and this outer sleeve that this first locating ring and this second locating ring are sheathed on this drive rod, this first locating ring is resisted against the side of this first spacing ring away from this second spacing ring, this second locating ring is resisted against the side of this second spacing ring away from this first spacing ring, this first locating ring is provided with first keeper, this first keeper is inserted in this first locating ring and this outer sleeve simultaneously, this second locating ring is provided with second keeper, this second keeper is inserted in this second locating ring and this outer sleeve simultaneously.
5. the spiral rapid ratchet spanners according to any one of claim 2 to 4, it is characterized in that, wherein this clamping and drawing device also includes an adjustment change, outer and this adjustment part sheathed simultaneously of what this adjustment change can be rotated be sheathed on this outer sleeve, this adjustment change is resisted against this adjustment part and synchronously drives this adjustment part in primary importance, moves relative to this outer sleeve between the second place with the 3rd position.
6. spiral rapid ratchet spanners as claimed in claim 5, it is characterized in that, wherein one end of this drive rod is formed with a drive end, this drive rod forms an abutment end with the one end away from this drive end, this lever is also arranged with one outward in this outer sleeve and holds cover, this is held in cover and is provided with an elastic component, and the two ends of this elastic component are resisted against the abutment end that this holds cover and this drive rod respectively.
7. spiral rapid ratchet spanners as claimed in claim 6, it is characterized in that, wherein this hold cover by the abutment end of this drive rod and locking phase this drive rod is slided or rotate be sheathed on this outer sleeve, this is held the one end be placed on away from this drive rod abutment end and is arranged with a tank, a positioning ball and a spring is sequentially provided with from outside to inside in this tank, the two ends of this spring are resisted against this respectively and hold cover and this positioning ball, this adjustment part is arranged with three locating slots near the side that this holds cover, this positioning ball is optionally located at one of them in described three locating slots.
8. spiral rapid ratchet spanners as claimed in claim 5, it is characterized in that, wherein this outer sleeve is also equipped with a jack, this jack runs through the inner side and outside that are communicated with this outer sleeve, this clamping and drawing device also includes a distance piece, this distance piece is inserted in the jack of this outer sleeve, and this distance piece is located between this first spacing ring and this second spacing ring, and this distance piece is resisted against this adjustment change away from the side of this drive rod.
9. spiral rapid ratchet spanners as claimed in claim 1, it is characterized in that, the quantity of at least one wherein said the first chute is two, the quantity of at least one described the second chute is two, the quantity of at least one described the first defining flange is two, two described the first defining flanges are slidedly arranged in two described the first chutes respectively, the quantity of at least one described the second defining flange is two, and two described the second defining flanges are slidedly arranged in two described the second chutes respectively.
10. spiral rapid ratchet spanners as claimed in claim 1, it is characterized in that, wherein this drive rod is pivoted with a driving head in this drive end, this driving head is this drive rod pivotable relative optionally, this driving head is ratchet working head, this drive rod is also arranged with a rotating ring between two ends, this rotating ring rotates relative to this drive rod freely, this first spacing ring and this second spacing ring are circular, this adjustment part along the circumferencial direction of this outer sleeve in primary importance, move relative to this outer sleeve between the second place with the 3rd position, this first chute and this second chute are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410153968.8A CN104999401B (en) | 2014-04-16 | 2014-04-16 | Spiral rapid ratchet spanners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410153968.8A CN104999401B (en) | 2014-04-16 | 2014-04-16 | Spiral rapid ratchet spanners |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104999401A true CN104999401A (en) | 2015-10-28 |
| CN104999401B CN104999401B (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410153968.8A Active CN104999401B (en) | 2014-04-16 | 2014-04-16 | Spiral rapid ratchet spanners |
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| Country | Link |
|---|---|
| CN (1) | CN104999401B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202807A (en) * | 2018-11-30 | 2019-01-15 | 佛山科学技术学院 | Nut rot |
| CN111032288A (en) * | 2017-08-29 | 2020-04-17 | 艾沛克斯品牌公司 | Rail type hand wrench |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2521816A (en) * | 1946-10-08 | 1950-09-12 | Raymond B Adams | Double spiral ratchet wrench |
| CN2280594Y (en) * | 1996-08-13 | 1998-05-06 | 江苏省送变电公司 | Quick-acting socket wrench |
| US6311584B1 (en) * | 2000-06-05 | 2001-11-06 | Te Chen Chu | Ratchet wrench having an additional driving device |
| CN2521816Y (en) * | 2001-09-18 | 2002-11-20 | 任新 | Hand microgenerator |
| CN2756392Y (en) * | 2004-12-04 | 2006-02-08 | 陈祖江 | Quick spanners |
| DE202007014032U1 (en) * | 2007-10-08 | 2007-12-13 | A-KRAFT Tools Manufacturing Co., Ltd., Wufong | Quick release device of a key |
-
2014
- 2014-04-16 CN CN201410153968.8A patent/CN104999401B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2521816A (en) * | 1946-10-08 | 1950-09-12 | Raymond B Adams | Double spiral ratchet wrench |
| CN2280594Y (en) * | 1996-08-13 | 1998-05-06 | 江苏省送变电公司 | Quick-acting socket wrench |
| US6311584B1 (en) * | 2000-06-05 | 2001-11-06 | Te Chen Chu | Ratchet wrench having an additional driving device |
| CN2521816Y (en) * | 2001-09-18 | 2002-11-20 | 任新 | Hand microgenerator |
| CN2756392Y (en) * | 2004-12-04 | 2006-02-08 | 陈祖江 | Quick spanners |
| DE202007014032U1 (en) * | 2007-10-08 | 2007-12-13 | A-KRAFT Tools Manufacturing Co., Ltd., Wufong | Quick release device of a key |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111032288A (en) * | 2017-08-29 | 2020-04-17 | 艾沛克斯品牌公司 | Rail type hand wrench |
| CN109202807A (en) * | 2018-11-30 | 2019-01-15 | 佛山科学技术学院 | Nut rot |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104999401B (en) | 2016-10-05 |
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