CN212287419U - Universal wrench - Google Patents
Universal wrench Download PDFInfo
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- CN212287419U CN212287419U CN202020656562.2U CN202020656562U CN212287419U CN 212287419 U CN212287419 U CN 212287419U CN 202020656562 U CN202020656562 U CN 202020656562U CN 212287419 U CN212287419 U CN 212287419U
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- handle
- rotation stopping
- spring
- cavity
- passage
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- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an universal wrench, which comprises a handle and a locking chain, wherein the top end of the handle is provided with a top fastening piece, a through passage is arranged in the handle along the length direction, a chute is arranged on the handle and is communicated with the through passage, a slide block is connected in the chute in a matching way, one end of the locking chain is hinged on one side of the top of the handle, the other end of the locking chain extends into the through passage after bypassing the top fastening piece, one end of the locking chain extending into the through passage is fixedly connected with the slide block, a cavity is arranged in the handle and is communicated with the through passage, a chain wheel is connected in the cavity through a bearing and is meshed with the locking chain, a rotation stopping component is arranged on the chain wheel, the utility model can rapidly lock an object, and the clamping space can be adjusted according to objects with different sizes, and the use is very flexible and convenient.
Description
Technical Field
The utility model relates to a spanner especially relates to an universal wrench.
Background
The existing spanner is generally used for dismounting objects with a multi-edge or single-edge cylinder structure, different spanners are required to be used for the objects with different sizes, all the spanners are very troublesome when being carried out as required, not only the quantity is large, but also the spanner is very heavy, in addition, the size of a clamping space in the spanner is required to be adjusted according to the size of the objects when the spanner is used, the consumed time is long, and the use is very troublesome.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to an universal wrench to solve one or more problems of the prior art, and at least provide a useful choice or creation condition.
The utility model provides a solution of its technical problem is:
the utility model provides an universal wrench, includes handle and locking chain, the top of handle is provided with the top piece, be provided with the passageway that runs through along its length direction in the handle, be provided with the spout on the handle, the spout with run through the mutual intercommunication of passageway, the spout fit in is connected with the slider, the one end of locking chain articulate in top one side of handle, the other end of locking chain is walked around stretch into behind the top piece in the passageway runs through, the locking chain stretches into one end in the passageway with the mutual fixed connection of slider, be provided with the cavity in the handle, the cavity with run through the mutual intercommunication of passageway, be connected with the sprocket through the bearing in the cavity, the sprocket with locking chain intermeshing, be provided with the rotation stopping subassembly on the sprocket.
The technical scheme at least has the following beneficial effects: form the tight space of clamp that is used for pressing from both sides tight object between locking chain and the tight piece in top, during the use, place the cylinder structure that needs the dismouting in this tight space of clamp, remove the slider, make the slider slide in the spout, and drive the locking chain and remove in the through passage, the locking chain drives the sprocket at the cavity internal rotation, tight space constantly reduces this moment clamp, the locking chain is around the lateral wall at the tight object of needs lock, after the object chucking, will only change the subassembly and carry out the chucking to the sprocket, make sprocket stall, the locking chain can not remove this moment, make the size in tight space of clamp unchangeable, so utilize the slider to slide and drive the mode that the locking chain will press from both sides tight space and narrow down can carry out quick locking to the object, and can adjust tight space of clamp according to the object of not unidime.
As a further improvement of the above technical solution, the rotation stopping assembly includes a rotation stopping gear, a rotation stopping rack, a first spring, and a pull rod, the handle is provided with a through hole, the through hole is communicated with the cavity, the pull rod is inserted into the through hole, the rotation stopping gear is fixedly disposed on the sprocket, the rotation stopping gear is coaxially disposed with the sprocket, the rotation stopping rack is located in the cavity, one end of the pull rod is fixedly connected to the rotation stopping rack, the other end of the pull rod extends out of the through hole, the first spring is sleeved on the pull rod, one end of the first spring abuts against the rotation stopping rack, the other end of the first spring abuts against an inner side wall of the cavity, and the rotation stopping rack and the rotation stopping gear are engaged with each other in a natural state. When the slider is moved to needs, draw the pull rod outwards, make spline rack and spline gear break away from each other, first spring is compressed this moment, when needs are to sprocket locking, unclamp the pulling force on the pull rod, the elasticity of first spring resumes and with spline rack rush to spline gear, makes spline rack and spline gear intermeshing, because spline rack will spline gear chucking, makes the sprocket can not rotate, thereby presss from both sides tightly the object in the space of pressing from both sides.
As a further improvement of the technical scheme, one end of the pull rod, which is far away from the rotation stopping rack, is fixedly provided with a pull ring. The pull rod is pulled by the pull ring, so that the use is more convenient.
As a further improvement of the technical scheme, the jacking piece comprises a jacking block connected to the top end of the handle, and the top surface of the jacking block is a plane. The top surface of kicking block laminates with the plane on the tight object lateral wall of clamp each other, better to the object chucking.
As a further improvement of the technical scheme, the top block is detachably connected with the handle. The ejector block is convenient to replace and maintain.
As a further improvement of the technical scheme, the jacking piece comprises a connecting block, a second spring, a connecting sheet, a left limiting sheet and a right limiting sheet, the connecting block is fixedly arranged at the top end of the handle, the top surface of the connecting block is provided with a clearance groove, the bottom end of the second spring is fixedly connected with the bottom surface of the clearance groove, the connecting sheet is fixedly connected with the top end of the second spring, the right side edge of the left limiting sheet is rotatably connected with the connecting sheet, the left side edge of the right limiting sheet is rotatably connected with the connecting sheet, the left side of the left limiting sheet is lapped on the top side of the clearance groove, and the right side of the right limiting sheet is lapped on the right side of the clearance groove. The edge that will press from both sides tight object supports between left spacing piece and right spacing piece, utilizes the locking chain to wind at the lateral wall of object to the parcel compresses tightly, makes the object press to the clearance inslot, and the second spring is compressed this moment, and left spacing piece and right spacing piece overturn to the direction that is close to the object, and offset with the lateral wall of object, so can press from both sides tight fixedly better to the object, avoid the object to skid in pressing from both sides tight space.
As a further improvement of the above technical scheme, a blind hole is formed in the bottom surface of the clearance groove, a limit rod is inserted into the blind hole, the second spring is sleeved on the outer side of the limit rod, and the top end of the limit rod is fixedly connected to the connecting piece. The limiting rod moves up and down in the blind hole, and the second spring sleeved on the outer side of the limiting rod cannot be twisted under the guiding of the limiting rod.
As a further improvement of the technical scheme, the connecting block is detachably connected with the handle. The connecting block can be replaced according to the use requirement, and the use is more flexible.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a schematic view of an overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of the second embodiment of the present invention;
fig. 3 is a schematic structural view of a second tightening member according to an embodiment of the present invention.
In the drawings: 100-handle, 110-through channel, 200-locking chain, 310-top block, 321-connecting block, 322-second spring, 323-connecting sheet, 324-left limiting sheet, 325-right limiting sheet, 326-limiting rod, 400-chain wheel, 510-rotation stopping gear, 520-rotation stopping rack, 530-first spring, 540-pull rod, 541-pull ring and 600-sliding block.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.
Referring to fig. 1, the universal wrench comprises a handle 100 and a locking chain 200, wherein the top end of the handle 100 is provided with a top tightening member, a through channel 110 is provided in the handle 100 along the length direction thereof, a sliding groove is provided on the handle 100, the sliding groove is communicated with the through channel 110, a sliding block 600 is connected in the sliding groove in a matching way, one end of the locking chain 200 is hinged to one side of the top of the handle 100, the other end of the locking chain 200 passes around the top member and then extends into the through channel 110, one end of the locking chain 200 extending into the through channel 110 is fixedly connected with the sliding block 600, a cavity is arranged in the handle 100, the cavity is communicated with the through channel 110, the chain wheel 400 is connected in the cavity through a bearing, the chain wheel 400 is meshed with the locking chain 200, and the chain wheel 400 is provided with a rotation stopping assembly.
As can be seen from the above, a clamping space for clamping an object is formed between the locking chain 200 and the tightening member, and when in use, the cylinder structure to be disassembled and assembled is placed in the clamping space, the sliding block 600 is moved to enable the sliding block 600 to slide in the sliding groove, and drives the locking chain 200 to move in the through channel 110, the locking chain 200 drives the chain wheel 400 to rotate in the cavity, at the moment, the clamping space is continuously reduced, the locking chain 200 is wound on the outer side wall of the object to be locked, after the object is clamped, the rotation stopping assembly clamps the chain wheel 400 to stop the rotation of the chain wheel 400, at the moment, the locking chain 200 cannot move, so that the size of the clamping space is not changed, thus, the object can be quickly locked by using the sliding block 600 to slide and drive the locking chain 200 to narrow the clamping space, and the clamping space can be adjusted according to objects with different sizes, and the use is very flexible and convenient.
In some embodiments, the anti-rotation assembly comprises an anti-rotation gear 510, an anti-rotation rack 520, a first spring 530, a pull rod 540, the handle 100 is provided with a through hole, the through hole is communicated with the cavity, the pull rod 540 is inserted into the through hole, the rotation stopping gear 510 is fixedly arranged on the chain wheel 400, the rotation stopping gear 510 is coaxially arranged with the chain wheel 400, the rotation stopping rack 520 is positioned in the cavity, one end of the pull rod 540 is fixedly connected to the rotation stopping rack 520, the other end of the pull rod 540 extends out of the through hole, the first spring 530 is sleeved on the pull rod 540, one end of the first spring 530 abuts against the rotation stop rack 520, the other end of the first spring 530 abuts against the inner side wall of the cavity, in the natural state of the first spring 530, the rotation stopping rack 520 is engaged with the rotation stopping gear 510. When the slider 600 needs to be moved, the pull rod 540 is pulled outwards, so that the rotation stopping rack 520 and the rotation stopping gear 510 are separated from each other, the first spring 530 is compressed, when the sprocket 400 needs to be locked, the pulling force on the pull rod 540 is released, the elastic force of the first spring 530 is recovered, the rotation stopping rack 520 runs towards the rotation stopping gear 510, the rotation stopping rack 520 and the rotation stopping gear 510 are meshed with each other, and the rotation stopping rack 520 clamps the rotation stopping gear 510, so that the sprocket 400 cannot rotate, and an object in a clamping space is clamped.
In some embodiments, a pull ring 541 is fixedly disposed at an end of the pull rod 540 away from the rotation stop rack 520. The pull rod 540 is pulled by the pull ring 541, so that the use is more convenient.
The top member can have various embodiments, which are the first embodiment, and as shown in fig. 1, the top member comprises a top block 310 connected to the top end of the handle 100, and the top surface of the top block 310 is a plane. The top surface of the top block 310 fits against the flat surface on the outer sidewall of the clamped object to better clamp the object.
According to a further implementation of the first embodiment, the top block 310 is detachably connected to the handle 100. The top block 310 is convenient to replace and maintain.
The top fastening member may have various embodiments, which is a second embodiment, as shown in fig. 2 and fig. 3, the top fastening member includes a connection block 321, a second spring 322, a connection block 323, a left limiting plate 324 and a right limiting plate 325, the connection block 321 is fixedly disposed at the top end of the handle 100, a clearance groove is disposed on the top surface of the connection block 321, the bottom end of the second spring 322 is fixedly connected to the bottom surface of the clearance groove, the connection block 323 is fixedly connected to the top end of the second spring 322, the right side of the left limiting plate 324 is rotatably connected to the connection block 323, the left side of the right limiting plate 325 is rotatably connected to the connection block 323, the left side of the left limiting plate 324 is overlapped on the top side of the clearance groove, and the right side of the right limiting plate 325 is overlapped on the right side of the clearance groove. The edge that will press from both sides tight object supports between left spacing piece 324 and right spacing piece 325, utilizes locking chain 200 to wind at the lateral wall of object to the parcel compresses tightly, makes the object press to keep away the dead slot, and second spring 322 is compressed this moment, and left spacing piece 324 and right spacing piece 325 are to the direction upset of being close to the object, and offset with the lateral wall of object, so can press from both sides the fastening to the object better, avoid the object to skid in pressing from both sides tight space.
According to a further implementation manner of the second embodiment, the bottom surface of the clearance groove is provided with a blind hole, a limiting rod 326 is inserted into the blind hole, the second spring 322 is sleeved outside the limiting rod 326, and the top end of the limiting rod 326 is fixedly connected to the connecting piece 323. The limiting rod 326 moves up and down in the blind hole, and the second spring 322 sleeved outside the limiting rod 326 cannot be twisted under the guiding of the limiting rod 326.
According to a further embodiment of the second embodiment, the connecting block 321 is detachably connected to the handle 100. The connecting block 321 can be replaced according to the use requirement, and the use is more flexible.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.
Claims (8)
1. An universal wrench, which is characterized in that: including handle (100) and locking chain (200), the top of handle (100) is provided with an ejecting piece, be provided with through passage (110) along its length direction in handle (100), be provided with the spout on handle (100), the spout with through passage (110) communicates each other, the spout fit in is connected with slider (600), the one end of locking chain (200) articulate in top one side of handle (100), the other end of locking chain (200) is walked around stretch into behind the ejecting piece in through passage (110), locking chain (200) stretch into one end in through passage (110) with slider (600) mutual fixed connection, be provided with the cavity in handle (100), the cavity with through passage (110) communicate each other, be connected with sprocket (400) through the bearing in the cavity, the chain wheel (400) is meshed with the locking chain (200), and the chain wheel (400) is provided with a rotation stopping assembly.
2. The universal wrench as claimed in claim 1, wherein: the rotation stopping assembly comprises a rotation stopping gear (510), a rotation stopping rack (520), a first spring (530) and a pull rod (540), a through hole is formed in the handle (100), the through hole is communicated with the cavity, the pull rod (540) is inserted into the through hole, the rotation stopping gear (510) is fixedly arranged on the chain wheel (400), the rotation stopping gear (510) and the chain wheel (400) are coaxially arranged, the rotation stopping rack (520) is positioned in the cavity, one end of the pull rod (540) is fixedly connected to the rotation stopping rack (520), the other end of the pull rod (540) extends out of the through hole, the first spring (530) is sleeved on the pull rod (540), one end of the first spring (530) is abutted against the rotation stopping rack (520), and the other end of the first spring (530) is abutted against the inner side wall of the cavity, the first spring (530) is in a natural state, and the rotation stopping rack (520) is meshed with the rotation stopping gear (510).
3. The universal wrench as claimed in claim 2, wherein: and a pull ring (541) is fixedly arranged at one end of the pull rod (540) far away from the rotation stopping rack (520).
4. The universal wrench as claimed in claim 2, wherein: the puller comprises a top block (310) connected to the top end of the handle (100), and the top surface of the top block (310) is a plane.
5. The universal wrench as claimed in claim 4, wherein: the top block (310) is detachably connected with the handle (100).
6. The universal wrench as claimed in claim 2, wherein: the top retaining member includes connecting block (321), second spring (322), connection piece (323), left spacing piece (324), right spacing piece (325), connecting block (321) fixed set up in the top of handle (100), the top surface of connecting block (321) is provided with keeps away the dead slot, the bottom fixed connection of second spring (322) in keep away the bottom surface of dead slot, connection piece (323) fixed connection in the top of second spring (322), the right side limit of left side spacing piece (324) rotate connect in on connection piece (323), the left side limit of right side spacing piece (325) rotate connect in on connection piece (323), the left side overlap joint of left side spacing piece (324) in keep away the top side of dead slot, the right side overlap joint of right side spacing piece (325) in keep away the right side of dead slot.
7. The universal wrench as claimed in claim 6, wherein: the bottom surface of the clearance groove is provided with a blind hole, a limiting rod (326) is inserted into the blind hole in a penetrating manner, the second spring (322) is sleeved on the outer side of the limiting rod (326), and the top end of the limiting rod (326) is fixedly connected to the connecting sheet (323).
8. The universal wrench as claimed in claim 6, wherein: the connecting block (321) is detachably connected with the handle (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020656562.2U CN212287419U (en) | 2020-04-26 | 2020-04-26 | Universal wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020656562.2U CN212287419U (en) | 2020-04-26 | 2020-04-26 | Universal wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212287419U true CN212287419U (en) | 2021-01-05 |
Family
ID=73964174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020656562.2U Expired - Fee Related CN212287419U (en) | 2020-04-26 | 2020-04-26 | Universal wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212287419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496724A (en) * | 2020-04-26 | 2020-08-07 | 广东职业技术学院 | Universal wrench |
-
2020
- 2020-04-26 CN CN202020656562.2U patent/CN212287419U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496724A (en) * | 2020-04-26 | 2020-08-07 | 广东职业技术学院 | Universal wrench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210105 |