CN101412210B - Ratchet-driven adjustable spanner - Google Patents
Ratchet-driven adjustable spanner Download PDFInfo
- Publication number
- CN101412210B CN101412210B CN2007101624337A CN200710162433A CN101412210B CN 101412210 B CN101412210 B CN 101412210B CN 2007101624337 A CN2007101624337 A CN 2007101624337A CN 200710162433 A CN200710162433 A CN 200710162433A CN 101412210 B CN101412210 B CN 101412210B
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- China
- Prior art keywords
- guide groove
- ratchet
- driven
- adjustable spanner
- moulding
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- Expired - Fee Related
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to a ratchet-driven adjustable spanner, which comprises a body provided with a fixed jaw, and an adjusting unit, a blocking unit, a blocking component and an elastic component which are arranged on the body respectively, as well as a driven unit provided with a movable jaw and driven by the adjusting unit to move. The blocking unit comprises a moveable sliding seat, and a chock block sleeved with the sliding seat. The elastic component can make the sliding seat move reversely towards the blocking component constantly. When a screw locking component is clamped by the fixed jaw and the movable jaw, the chock block can push and press the screw locking component simultaneously, so as to effectively drive the screw locking component to rotate; when the body is rotated, the screw locking component pushes the chock block to move towards the blocking component; at the same time, clamping and positioning are relieved, so that the body is idle; therefore, the ratchet-driven adjustable spanner has the characteristic of comparatively convenient use.
Description
Technical field
The present invention relates to a kind of spanner, particularly relate to a kind of ratchet-driven adjustable spanner.
Background technology
As shown in Figure 1, general activity spanner 10 has lever 11 of all-in-one-piece and a fixed jaw 12, a guide groove 13 and a containing hole 14 of being arranged at this lever 11 respectively and being interconnected, one is the adjustment worm screw 15 that is installed in rotationally in this containing hole 14, insert in this guide groove 13 and can be subjected to these adjustments worm screw 15 transmissions and produce linearly moving follower lever 16 for one, reach one and take shape in this follower lever 16 and the movable jaw 17 concordant with this fixed jaw 12.
During use, rotate this adjustment worm screw 15, then but this follower lever 16 of transmission is linear mobile to change the distance between this movable jaw 17 and this fixed jaw 12, and then can insert and put and rotate the spiral lock (not shown) of different size, though this monkey wrench 10 possesses above-mentioned operating characteristic, still has following shortcoming:
Since when operation regular meeting to be subject to the operating space less; after causing this monkey wrench 10 to drive this spiral lock rotation predetermined stroke; must revolution could drive this spiral lock again is rotated further; but because this movable jaw 17 all is the location design with this fixed jaw 12 when user mode; so before these monkey wrench 10 revolutions; must this adjustment worm screw 15 of first backward rotation this movable jaw 17 be removed simultaneously away from this fixed jaw 12 and inserted and put this spiral lock; just can not drive this spiral lock turns round synchronously; needing to rotate this adjustment worm screw 15 then makes this movable jaw 17 cooperate once again with this fixed jaw 12 to insert and put this spiral lock again; could continue to drive this spiral lock and rotate, have on the practice and use inconvenient shortcoming.
Summary of the invention
The objective of the invention is is providing a kind of clamping fast location spiral lock, is using more convenient ratchet-driven adjustable spanner.
Ratchet-driven adjustable spanner of the present invention comprises a body, an adjustment unit, a driven unit, a retaining pull unit, an obstruction piece, and an elastic component, it is characterized in that:
This body comprises a lever, head from an end moulding of this lever, one from this head the fixed jaw along the first direction moulding, one first guide groove and one second guide groove that the edge second direction vertical with this first direction is arranged at this head and interconnects, along being arranged at this head with the vertical third direction of this first direction, second direction and being communicated with a containing hole of this first guide groove, the 3rd guide groove that is provided with towards this second guide groove from the outer peripheral face of this head, and one from the 3rd guide groove hole enlargement moulding and be communicated with the 4th guide groove of this first guide groove.
This adjustment unit comprises that is an adjustment worm screw that is installed in rotation in this containing hole.
This driven unit comprises that one is installed in this first guide groove and can be subjected to this adjustment worm-drive and the follower lever that moves along this second direction, one from this follower lever along this first direction moulding and be positioned at first connecting block of this second guide groove, and one from this first connecting block the movable jaw along this first direction moulding, this movable jaw has a face that inserts and puts in the face of this fixed jaw.
This retaining unit of pulling comprises a sliding seat and a block, this sliding seat has one and is sliding movably slide block of inserting the 3rd guide groove, one from this slide block towards this movable jaw moulding and be positioned at second connecting block of the 4th guide groove, reach one and be arranged at this second connecting block and protrude out the outer abaculus of this second guide groove, this block has one in order to be nested in the caulking groove of this abaculus.
This obstruction piece is fixed in the 3rd guide groove.
This elastic component is installed in the 3rd guide groove, with unit perseverance oppositely the moving towards this obstruction piece so that this retaining is pulled.
By above-mentioned composition, can see through this fixed jaw and cooperate the spiral lock in clamping location with the face that inserts and puts of this movable jaw, when this lever is bestowed the clockwise direction rotatory force, also can see through this block and push this spiral lock with this spiral lock rotation of smooth drive, when this lever being bestowed rotatory force counterclockwise, then this block can be promoted to move and remove this clamping location towards this obstruction piece by this spiral lock, make ratchet-driven adjustable spanner generation idle running of the present invention and can not drive this spiral lock and rotate, the present invention is had use more convenient operating characteristic.
Description of drawings
Fig. 1 is the exploded perspective view of general activity spanner;
Fig. 2 is the exploded perspective view of ratchet-driven adjustable spanner one preferred embodiment of the present invention;
Fig. 3 is the combination stereogram of this preferred embodiment;
Fig. 4 is the vertical view of this preferred embodiment, and the state that spiral lock rotates along clockwise direction that drives is described;
Fig. 5 is a partial sectional view of taking from Fig. 4, illustrates that an elastic component is in stretched condition;
Fig. 6 is the view of similar Fig. 3, illustrates that this preferred embodiment rotates the state that is in idle running in the counterclockwise direction;
Fig. 7 is a partial sectional view of taking from Fig. 6, illustrates that this elastic component is in confined state;
Fig. 8 is the view of similar Fig. 3, illustrates that this preferred embodiment is applied to a state than the small dimension spiral lock.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment the ratchet-driven adjustable spanner that foundation the present invention proposes is elaborated.
Be noted that before the detailed description, employed relative position term in entire description, for example " first direction X ", " second direction Y ", " third direction Z " are to be benchmark with coordinate direction shown in Figure 2, and this first direction X is perpendicular to one another with this second direction Y and this third direction Z.
Shown in Fig. 2,3,5, ratchet-driven adjustable spanner 2 these preferred embodiments of the present invention comprise a body 20, adjustment unit 30, driven unit 40, retaining pull unit 50, an obstruction piece 60 and an elastic component 70.
This body 20 comprises a lever 21, head 22 from an end hole enlargement moulding of this lever 21, one from this head 22 fixed jaw 23 along this first direction X moulding, first guide groove 24 that is arranged at this head 22 along this second direction Y, one is arranged at this head 22 and is communicated with second guide groove 25 of this first guide groove 24 along this second direction Y, one is arranged at this head 22 and is communicated with the containing hole 26 of this first guide groove 24 along this third direction Z, one is arranged at this head 22 and is communicated with the locating hole 27 of this containing hole 26 along this second direction Y, one is provided with and is the 3rd guide groove 28 of dovetail configuration from the outer peripheral face 221 of this head 22 towards this second guide groove 25, and one from the 28 hole enlargement moulding of the 3rd guide groove and be communicated with the 4th guide groove 29 of this first guide groove 24.
This fixed jaw 23 has the face that inserts and puts 231 of this second guide groove 25 of vicinity, and in addition, in this preferred embodiment, the general fixed jaw of the length of this fixed jaw 23 is short.
This adjustment unit 30 comprises that is an adjustment worm screw 31 that is installed in rotation in this containing hole 26, one is inserted this locating hole 27 and this adjustments worm screw 31 and fixing fulcrum 32 along this second direction Y, and one is sheathed on this fulcrum 32 and is positioned at this containing hole 26 and installs the elastic parts 33 of this adjustment worm screw 31 and this head 21.
This driven unit 40 comprises that one is inserted in this first guide groove 24 and can be subjected to these adjustment worm screw 31 transmissions and the follower lever 41 that moves along this second direction Y, one from this follower lever 41 along the X moulding of this first direction and be positioned at first connecting block 42 of this second guide groove 25, and one from this first connecting block 42 movable jaw 43 along this first direction X moulding.
This movable jaw 43 has a face that inserts and puts 431 in the face of this fixed jaw 23, in this preferred embodiment, this inserts and puts face 431 and slightly is wavy, has the convex arc folder portion 432 in the middle of being positioned at, and lays respectively at an outer recess 433 and an inner fovea part 434 of these convex arc folder portion 432 both sides.
This retaining unit 50 of pulling comprises a sliding seat 51 and a block 55.
This sliding seat 51 has one and is sliding movably dovetail slide block 52 of inserting the 3rd guide groove 28, one from this slide block 52 towards these movable jaw 43 moulding and be positioned at second connecting block 53 of the 4th guide groove 29, and one be arranged at this second connecting block 53 and protrude out the outer abaculus 54 of this second guide groove 25.
This block 55 has opposing a lateral surface 551 and a medial surface 552, opposing two beside 553,554, and be communicated with this beside 553,554 and the caulking groove 555 of this trailing flank 552 in order to be nested in this abaculus 54.This caulking groove 555 is dovetail groove in this preferred embodiment.
This obstruction piece 60 is fixed in the 3rd guide groove 28, and in this preferred embodiment, this sun plug spare 60 is the Rhizoma Trillii Tschonoskii body.
This elastic component 70 is installed in the 3rd guide groove 28 and installs this obstruction piece 60 and this slide block 52 respectively, can bestow these sliding seat 51 elastic force so that these stopper unit 50 perseverances oppositely moving towards this obstruction piece 60, in this preferred embodiment, this elastic component 70 is the compression spring.
During use, as Fig. 2,4, shown in 5, rotating this adjustment worm screw 31 earlier makes this driven unit 40 move away from this fixed jaw 23 along this second direction Y, aiming at this spiral lock 80 then moves, make one first side 81 of this spiral lock 80 touch the lateral surface 551 of this block 55, and this fixed jaw 23 and this movable jaw 43 are laid respectively at outside one second lateral surface 82 and one the 3rd lateral surface 83 of this spiral lock 80, then, rotating these adjustment worm screw 31 these driven unit 40 of drive moves near this fixed jaw 23 along this second direction Y, up to this second lateral surface 82, the 3rd lateral surface 83 is respectively by the insert and put face 431 clampings location of the face that inserts and puts 231 of this fixed jaw 23 with this movable jaw 43, say this second lateral surface 82 accurately, the 3rd lateral surface 83 is to be inserted and put face 231 by this respectively to insert and put the convex arc folder portion 432 clampings location of face 431 with this.Bestow this lever 21 clockwise direction rotatory forces then, just can drive this spiral lock 80 and rotate to reach the tight effect of commentaries on classics along this clockwise direction.
What deserves to be explained is, in driving these spiral lock 80 rotating process, see through this elastic component 70 and bestow the bullet thrust that oppositely moves of these sliding seat 51 perseverances towards this obstruction piece 60, can make this block 55 bestow these spiral lock 80 pushing strength, can improve the rotational efficienty of this spiral lock 80 relatively to increase the clockwise direction rotatory force of this spiral lock 80.
As Fig. 2,6, shown in 7, when bestowing these lever 21 counter clockwise direction rotatory forces, then this block 55 can be promoted by this spiral lock 80, and then drive this sliding seat 51 and move and this second guide groove 25 of retraction towards the direction of this obstruction piece 60, should can provide this spiral lock 80 running clearance in the counterclockwise direction by outer recess 433 simultaneously, this spiral lock 80 is rotated a little in the counterclockwise direction, and then make this second lateral surface 82, the 3rd lateral surface 83 is is no longer inserted and put face 231 by this, this convex arc folder portion 432 clampings location, at this moment, this ratchet-driven adjustable spanner 2 of the present invention is idling conditions, do not produce revolution so can not drive this spiral lock 80, at this moment, this elastic component 70 is confined state and possesses back stretch.
As Fig. 2,4, shown in 5, bestow this lever 21 clockwise direction rotatory forces when once again, then can see through this block 55 bestows these spiral lock 80 pushing strength and orders about this spiral lock 80 and rotate along clockwise direction, see through this inner fovea part 434 again this spiral lock 80 running clearance along clockwise direction can be provided, this spiral lock 80 can successfully be rotated along clockwise direction, and then make first lateral surface 81 of this spiral lock 80 paste the lateral surface 551 that touches this block 55 once again, second lateral surface 82 of this spiral lock 80, the 3rd lateral surface 83 is once again respectively by the face that inserts and puts 231 of this fixed jaw 23, the convex arc folder portion 432 of this movable jaw 43 seizes the location on both sides by the arms, just can proceed the tight operation of commentaries on classics of this spiral lock 80 then.
In addition, as shown in Figure 8, this ratchet-driven adjustable spanner 2 of the present invention is also applicable to the spiral lock 90 than small dimension.
Conclude above-mentionedly, ratchet-driven adjustable spanner of the present invention has effect as described below and advantage, so can reach the object of the invention really:
Because being the face that inserts and puts 231 that sees through this fixed jaw 23, the present invention cooperates second lateral surface 82 that inserts and puts this spiral lock 80 with the convex arc folder portion 432 of the face that inserts and puts 431 of this movable jaw 43, the 3rd lateral surface 83, make this spiral lock 80 be held the location, see through first lateral surface 81 of this this spiral lock 80 of block 55 blocks simultaneously and bestow this spiral lock 80 pushing forces, and then can drive this spiral lock 80 and clockwise rotate to change tight operation, when these ratchet-driven adjustable spanner 2 revolutions, because this block 55 can be promoted to move towards the direction of this obstruction piece 60 by this spiral lock 80, make this spiral lock 80 rotate and no longer be held the location a little in the counterclockwise direction, make this ratchet-driven adjustable spanner 2 produce idle running and can not drive this spiral lock 80 revolutions, clockwise rotate this ratchet-driven adjustable spanner 2 when once again, can see through this block 55 automatically resets and pushes this spiral lock 80 once again, and then make this spiral lock 80 be held the location once again, make the present invention have clamping fast whereby and locate this spiral lock 80, use more convenient effect and advantage.
Claims (4)
1. ratchet-driven adjustable spanner, in order to rotating a spiral lock, this ratchet-driven adjustable spanner comprises a body, an adjustment unit, a driven unit, a retaining pull unit, an obstruction piece, and an elastic component, it is characterized in that:
This body comprises a lever, head from an end moulding of this lever, one from this head the fixed jaw along the first direction moulding, one first guide groove and one second guide groove that the edge second direction vertical with this first direction is arranged at this head and interconnects, along being arranged at this head with the vertical third direction of this first direction, second direction and being communicated with a containing hole of this first guide groove, the 3rd guide groove that is provided with towards this second guide groove from the outer peripheral face of this head, and one from the 3rd guide groove hole enlargement moulding and be communicated with the 4th guide groove of this first guide groove;
This adjustment unit comprises an adjustment worm screw that is installed in this containing hole;
This driven unit comprises that one is installed in this first guide groove and is subjected to this to adjust worm geared follower lever, one from this follower lever along this first direction moulding and be positioned at first connecting block of this second guide groove, and one from this first connecting block the movable jaw along this first direction moulding, this movable jaw has a face that inserts and puts in the face of this fixed jaw;
This retaining unit of pulling comprises a sliding seat and a block, this sliding seat has a slide block that is positioned at the 3rd guide groove, one from this slide block towards this movable jaw moulding and be positioned at second connecting block of the 4th guide groove, reach one and be arranged at this second connecting block and protrude out the outer abaculus of this second guide groove, this block has a caulking groove that is nested in this abaculus;
This obstruction piece is fixed in the 3rd guide groove;
This elastic component is installed in the 3rd guide groove with unit perseverance oppositely the moving towards this obstruction piece so that this retaining is pulled.
2. ratchet-driven adjustable spanner as claimed in claim 1 is characterized in that:
The mask that inserts and puts of this movable jaw has a centre convex arc folder portion, and lays respectively at an outer recess and an inner fovea part of these convex arc folder portion both sides.
3. ratchet-driven adjustable spanner as claimed in claim 1 is characterized in that:
This obstruction piece is the Rhizoma Trillii Tschonoskii body.
4. ratchet-driven adjustable spanner as claimed in claim 1 is characterized in that:
This elastic component is the compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101624337A CN101412210B (en) | 2007-10-15 | 2007-10-15 | Ratchet-driven adjustable spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101624337A CN101412210B (en) | 2007-10-15 | 2007-10-15 | Ratchet-driven adjustable spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101412210A CN101412210A (en) | 2009-04-22 |
| CN101412210B true CN101412210B (en) | 2010-07-28 |
Family
ID=40593059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101624337A Expired - Fee Related CN101412210B (en) | 2007-10-15 | 2007-10-15 | Ratchet-driven adjustable spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101412210B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102837280B (en) * | 2011-06-24 | 2015-04-08 | 志拓有限公司 | Adjustable spanner with ratcheting function |
| TWM517065U (en) * | 2015-06-23 | 2016-02-11 | Tomy Wei-Ming Lai | Open end wrench capable of continuously rotating to lock and release hexagon nut |
-
2007
- 2007-10-15 CN CN2007101624337A patent/CN101412210B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101412210A (en) | 2009-04-22 |
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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 | ||
| 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: 20100728 Termination date: 20191015 |