CN204686741U - A kind of double offset ring spanner with ratchet - Google Patents
A kind of double offset ring spanner with ratchet Download PDFInfo
- Publication number
- CN204686741U CN204686741U CN201520366764.2U CN201520366764U CN204686741U CN 204686741 U CN204686741 U CN 204686741U CN 201520366764 U CN201520366764 U CN 201520366764U CN 204686741 U CN204686741 U CN 204686741U
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- CN
- China
- Prior art keywords
- locating
- ratchet
- locating piece
- double offset
- driving
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- Expired - Fee Related
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Abstract
The utility model provides a kind of double offset ring spanner with ratchet, belongs to machine tool technical field.It solve the comparatively troublesome problem of existing wrench operated.This double offset ring spanner with ratchet, comprise handle, one end of handle has driving end, driving end offers installing hole, ratchet is rotatably connected in installing hole, on ratchet periphery wall, circumference has driven tooth, installing hole internal perisporium offers locating slot, slide in locating slot and be provided with locating piece, this locating piece has the locating surface of arc, one end of locating surface has some driving tooths, and the other end is shiny surface, driving end is also provided with the controls that the driving tooth of locating piece can be driven to be meshed with driven tooth or to drive the shiny surface of locating piece and driven tooth to lean.This double offset ring spanner with ratchet after rotational workpieces one-period without the need to taking off from workpiece, faster and more convenient operation.
Description
Technical field
The utility model belongs to machine tool technical field, relates to a kind of double offset ring spanner with ratchet.
Background technology
Spanner is a kind of conventional installation and removal instrument.Utilize lever principle to twist bolt, screw, nut and other screw threads and tightly hold the opening of bolt or nut or the hand tools of trepanning firmware.Spanner is usually shaped with clamp holder portion and applies external force shank and apply external force in the one or both ends of shank, just can twist opening or trepanning that bolt or nut hold bolt or nut.During use, threadingly direction of rotation applies external force at shank, just can twist bolt or nut, and spanner is usually with carbon structural steels or alloy structure steel making.
As Chinese utility model patent application (application number: CN201120195631.5) discloses a kind of double-headed monkey wrench, comprise wrench body, the two ends of described wrench body are equipped with driving end, the driving end at described wrench body two ends is respectively five jiaos of driving ends and ten jiaos of double offset ring spanners at hand, the driving end at described wrench body two ends respectively through alignment pin and wrench body hinged, described alignment pin is connected with wrench body is removable, but this spanner is when rotational workpieces, need spanner to take off reset from workpiece after rotation one-period puts in place, operation comparatively bothers.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of double offset ring spanner with ratchet, this double offset ring spanner with ratchet after rotational workpieces one-period without the need to taking off from workpiece, faster and more convenient operation.
The purpose of this utility model realizes by following technical proposal: a kind of double offset ring spanner with ratchet, comprise handle, one end of described handle has driving end, it is characterized in that, described driving end offers installing hole, the ratchet that inner ring can match with workpiece is rotatably connected in described installing hole, on described ratchet periphery wall, circumference has driven tooth, described installing hole internal perisporium offers locating slot, slide in described locating slot and be provided with locating piece, this locating piece has the locating surface of arc, and this locating surface is relative with ratchet periphery wall, one end of described locating surface has some driving tooths, the other end is shiny surface, described driving end is also provided with the controls that the driving tooth of locating piece can be driven to be meshed with driven tooth or to drive the shiny surface of locating piece and driven tooth to lean.
Workpiece is generally bolt or nut, the inner ring of ratchet can match with workpiece, when needs rotational workpieces, by controls, the driving tooth on locating piece is meshed with the driven tooth on ratchet, now ratchet is fixed on driving end by circumference, turning handle can rotational workpieces, locating piece is driven by controls after this is rotated in place, the driving tooth of locating piece and the driven tooth of ratchet are departed from, make the shiny surface of locating piece and the driven tooth of ratchet lean simultaneously, now locating piece does not possess locking action to ratchet, namely ratchet can rotate relative to driving end circumference, therefore when handle resets swing, ratchet can not produce reset response power to workpiece, after handle reset puts in place, again by controls, the driving tooth of locating piece is engaged with ratchet driven tooth, namely next round operation can be carried out, whole process is without the need to taking off driving end from workpiece, convenient to operation.
In above-mentioned double offset ring spanner with ratchet, also comprise jump ring, on described installing hole internal perisporium, circumference offers link slot one, on described ratchet periphery wall, circumference offers link slot two, described link slot one is relative with link slot two, the outer ring of described jump ring is slidably connected in link slot one, and inner ring is slidably connected in link slot two.Namely ratchet is rotatably connected in installing hole by jump ring, realizes location axially.
In above-mentioned double offset ring spanner with ratchet, described controls comprises control stick, the sidewall of described driving end offers manipulation breach, this manipulation breach and locating slot connect, described control stick by hinge manipulation breach in, and manipulation breach is stretched out in one end of control stick, the other end slidably connects fore-set, the sidewall of described locating piece offers locating notch, this locating notch and locating surface lay respectively in the two lateral walls of locating piece, and described control stick is provided with the retainer spring that fore-set can be pressed in locating notch.Namely under the effect of retainer spring, the end of fore-set is resisted against in locating notch all the time, the pendulum angle of control stick is certain, when it swings to one end, under the effect of fore-set, the driving tooth of locating piece is meshed with the driven tooth of ratchet, when control stick is rocked to the other end, the driving tooth of locating piece and the driven tooth of ratchet are thrown off, and the shiny surface of locating piece and driven tooth lean.
In above-mentioned double offset ring spanner with ratchet, the end of described control stick offers connecting hole vertically, one end sliding plug of described fore-set is in connecting hole, and blind hole is offered on insertion end end face, described retainer spring is positioned at blind hole, and one end of retainer spring is pressed on blind hole bottom surface, the other end is pressed on connecting hole bottom surface.Namely fore-set is pressed in locating notch by retainer spring, stuck when avoiding control stick to swing.
In above-mentioned double offset ring spanner with ratchet, described locating notch is curved, and the end face that described fore-set is relative with locating notch is cambered surface.Control stick is swung more smooth and easy, simultaneously when control stick swings, locating piece can swing in the middle part of it relatively.
In above-mentioned double offset ring spanner with ratchet, described locating slot is crescent, and the side that locating notch offered by described locating piece is cambered surface.Namely when any one end of locating piece acts on mutually with ratchet, the curved wall of locating piece in this one end can lean with the cell wall of locating slot, increases the active force between locating piece and ratchet.
Compared with prior art, this double offset ring spanner with ratchet has the following advantages:
When 1, swinging owing to resetting at handle, the shiny surface of locating piece and the driven tooth of ratchet lean, and now locating piece does not possess locking action to ratchet, and ratchet can not produce reset response power to workpiece, therefore whole process is without the need to taking off driving end from workpiece, convenient to operation.
2, because fore-set is slidably connected in connecting hole, and be pressed in locating notch by retainer spring, therefore, it is possible to stuck when avoiding control stick to swing.
Accompanying drawing explanation
Fig. 1 is the perspective view of this double offset ring spanner with ratchet.
Fig. 2 is the partial structurtes sectional view of this double offset ring spanner with ratchet.
Fig. 3 is the structure sectional view of locating piece.
Fig. 4 is the partial structurtes sectional view of double offset ring spanner with ratchet.
Fig. 5 is the schematic enlarged-scale view at A place in Fig. 2.
In figure, 1, handle; 2, driving end; 21, installing hole; 211, link slot one; 22, locating slot; 23, breach is handled; 3, ratchet; 31, driven tooth; 32, link slot two; 4, locating piece; 41, locating surface; 411, driving tooth; 412, shiny surface; 42, locating notch; 5, controls; 51, control stick; 511, connecting hole; 52, fore-set; 521, blind hole; 53, retainer spring; 6, jump ring.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As Fig. 1, shown in Fig. 2, a kind of double offset ring spanner with ratchet, comprise handle 1, one end of handle 1 has driving end 2, driving end 2 offers installing hole 21, the ratchet 3 that inner ring can match with workpiece is rotatably connected in installing hole 21, on ratchet 3 periphery wall, circumference has driven tooth 31, installing hole 21 internal perisporium offers locating slot 22, slide in locating slot 22 and be provided with locating piece 4, this locating piece 4 has the locating surface 41 of arc, and this locating surface 41 is relative with ratchet 3 periphery wall, one end of locating surface 41 has some driving tooths 411, the other end is shiny surface 412, driving end 2 is also provided with the controls 5 that the driving tooth 411 of locating piece 4 can be driven to be meshed with driven tooth 31 or drive the shiny surface 412 of locating piece 4 to lean with driven tooth 31.Workpiece is generally bolt or nut, the inner ring of ratchet 3 can match with workpiece, when needs rotational workpieces, by controls 5, the driving tooth 411 on locating piece 4 is meshed with the driven tooth 31 on ratchet 3, now ratchet 3 is fixed on driving end 2 by circumference, turning handle 1 can rotational workpieces, locating piece 4 is driven by controls 5 after this is rotated in place, the driving tooth 411 of locating piece 4 is departed from the driven tooth 31 of ratchet 3, make the shiny surface 412 of locating piece 4 lean with the driven tooth 31 of ratchet 3 simultaneously, now locating piece 4 pairs of ratchets 3 do not possess locking action, namely ratchet 3 can rotate relative to driving end 2 circumference, therefore when handle 1 resets swing, ratchet 3 can not produce reset response power to workpiece, after handle 1 reset puts in place, again by controls 5, the driving tooth 411 of locating piece 4 is engaged with ratchet 3 driven tooth 31, namely next round operation can be carried out, whole process is without the need to taking off driving end 2 from workpiece, convenient to operation.
Specifically, shown in composition graphs 3, Fig. 4, Fig. 5, this spanner also comprises jump ring 6, on installing hole 21 internal perisporium, circumference offers link slot 1, and on ratchet 3 periphery wall, circumference offers link slot 2 32, and link slot 1 is relative with link slot 2 32, the outer ring of jump ring 6 is slidably connected in link slot 1, inner ring is slidably connected in link slot 2 32, and namely ratchet 3 is rotatably connected in installing hole 21 by jump ring 6, realizes location axially.Controls 5 comprises control stick 51, the sidewall of driving end 2 offers and handles breach 23, this manipulation breach 23 connects with locating slot 22, control stick 51 by hinge manipulation breach 23 in, and manipulation breach 23 is stretched out in one end of control stick 51, the other end slidably connects fore-set 52, the sidewall of locating piece 4 offers locating notch 42, this locating notch 42 lays respectively in the two lateral walls of locating piece 4 with locating surface 41, control stick 51 is provided with the retainer spring 53 that fore-set 52 can be pressed in locating notch 42, namely under the effect of retainer spring 53, the end of fore-set 52 is resisted against in locating notch 42 all the time, the pendulum angle of control stick 51 is certain, when it swings to one end, under the effect of fore-set 52, the driving tooth 411 of locating piece 4 is meshed with the driven tooth 31 of ratchet 3, when control stick 51 is rocked to the other end, the driving tooth 411 of locating piece 4 is thrown off with the driven tooth 31 of ratchet 3, and the shiny surface 412 of locating piece 4 leans with driven tooth 31.The end of control stick 51 offers connecting hole 511 vertically, one end sliding plug of fore-set 52 is in connecting hole 511, and blind hole 521 is offered on insertion end end face, retainer spring 53 is positioned at blind hole 521, and one end of retainer spring 53 is pressed on blind hole 521 bottom surface, the other end is pressed on connecting hole 511 bottom surface, and namely fore-set 52 is pressed in locating notch 42 by retainer spring 53, stuck when avoiding control stick 51 to swing.Locating notch 42 is curved, and the end face that fore-set 52 is relative with locating notch 42 is cambered surface, control stick 51 is swung more smooth and easy, and simultaneously when control stick 51 swings, locating piece 4 can swing in the middle part of it relatively.Locating slot 22 is in crescent, the side that locating notch 42 offered by locating piece 4 is cambered surface, namely when any one end of locating piece 4 is with ratchet 3 phase effect, the curved wall of locating piece 4 in this one end can lean with the cell wall of locating slot 22, increases the active force between locating piece 4 and ratchet 3.
Claims (6)
1. a double offset ring spanner with ratchet, comprise handle (1), one end of described handle (1) has driving end (2), it is characterized in that, described driving end (2) offers installing hole (21), the ratchet (3) that inner ring can match with workpiece is rotatably connected in described installing hole (21), on described ratchet (3) periphery wall, circumference has driven tooth (31), described installing hole (21) internal perisporium offers locating slot (22), slide in described locating slot (22) and be provided with locating piece (4), this locating piece (4) has the locating surface (41) of arc, and this locating surface (41) is relative with ratchet (3) periphery wall, one end of described locating surface (41) has some driving tooths (411), the other end is shiny surface (412), described driving end (2) is also provided with the controls (5) that the driving tooth of locating piece (4) (411) can be driven to be meshed with driven tooth (31) or drive the shiny surface of locating piece (4) (412) and driven tooth (31) to lean.
2. double offset ring spanner with ratchet according to claim 1, it is characterized in that, also comprise jump ring (6), on described installing hole (21) internal perisporium, circumference offers link slot one (211), on described ratchet (3) periphery wall, circumference offers link slot two (32), described link slot one (211) is relative with link slot two (32), and the outer ring of described jump ring (6) is slidably connected in link slot one (211), and inner ring is slidably connected in link slot two (32).
3. double offset ring spanner with ratchet according to claim 2, it is characterized in that, described controls (5) comprises control stick (51), the sidewall of described driving end (2) offers and handles breach (23), this manipulation breach (23) and locating slot (22) connect, described control stick (51) by hinge in manipulation breach (23), and manipulation breach (23) is stretched out in one end of control stick (51), the other end slidably connects fore-set (52), the sidewall of described locating piece (4) offers locating notch (42), this locating notch (42) and locating surface (41) lay respectively in the two lateral walls of locating piece (4), described control stick (51) is provided with the retainer spring (53) that fore-set (52) can be pressed in locating notch (42).
4. double offset ring spanner with ratchet according to claim 3, it is characterized in that, the end of described control stick (51) offers connecting hole (511) vertically, one end sliding plug of described fore-set (52) is in connecting hole (511), and on insertion end end face, offer blind hole (521), described retainer spring (53) is positioned at blind hole (521), and one end of retainer spring (53) is pressed on blind hole (521) bottom surface, and the other end is pressed on connecting hole (511) bottom surface.
5. the double offset ring spanner with ratchet according to claim 3 or 4, is characterized in that, described locating notch (42) is curved, and the end face that described fore-set (52) is relative with locating notch (42) is cambered surface.
6. double offset ring spanner with ratchet according to claim 5, is characterized in that, described locating slot (22) is in crescent, and the side that locating notch (42) offered by described locating piece (4) is cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520366764.2U CN204686741U (en) | 2015-06-01 | 2015-06-01 | A kind of double offset ring spanner with ratchet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520366764.2U CN204686741U (en) | 2015-06-01 | 2015-06-01 | A kind of double offset ring spanner with ratchet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204686741U true CN204686741U (en) | 2015-10-07 |
Family
ID=54227079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520366764.2U Expired - Fee Related CN204686741U (en) | 2015-06-01 | 2015-06-01 | A kind of double offset ring spanner with ratchet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204686741U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393833A (en) * | 2018-01-15 | 2018-08-14 | 苏州羽美尚精密机械有限公司 | A kind of spanner convenient for knob |
-
2015
- 2015-06-01 CN CN201520366764.2U patent/CN204686741U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393833A (en) * | 2018-01-15 | 2018-08-14 | 苏州羽美尚精密机械有限公司 | A kind of spanner convenient for knob |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20210601 |