CN109571335A - Adjustable ratchet wrench - Google Patents
Adjustable ratchet wrench Download PDFInfo
- Publication number
- CN109571335A CN109571335A CN201710905794.XA CN201710905794A CN109571335A CN 109571335 A CN109571335 A CN 109571335A CN 201710905794 A CN201710905794 A CN 201710905794A CN 109571335 A CN109571335 A CN 109571335A
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- China
- Prior art keywords
- card division
- ratchet
- pivot center
- state
- movable part
- Prior art date
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Classifications
-
- 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
- B25B13/463—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 a pawl engaging an externally toothed wheel
-
- 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
- B25B13/10—Spanners; Wrenches with adjustable jaws
- B25B13/12—Spanners; Wrenches with adjustable jaws the jaws being slidable
- B25B13/14—Spanners; Wrenches with adjustable jaws the jaws being slidable by rack and pinion, worm or gear
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The present invention provides a kind of adjustable ratchet wrench, it includes: a wrench body, a ratchet, positioning piece and a movable part, wrench body is equipped with a pivot center, and the inner peripheral of ratchet is equipped with a stationary gripping part, and locating piece is set to ratchet, movable part is set to the inner peripheral of ratchet and is flexibly connected with locating piece, movable part has a movable clamping part, a well is formed between movable clamping part and stationary gripping part, to provide workpiece fitting, by manipulation activities part, to adjust the size of well.Whereby, to cooperate the workpiece of different sizes to use, increase the practicability of the present invention.
Description
Technical field
The present disclosure generally relates to a kind of ratchet wrench structures, and espespecially one kind can cooperate the ratchet of different workpieces size adjusting living
Wrench.
Background technique
General ratchet spanner has lever and head, and head has hollow operations portion, when operation, by the hollow behaviour on head
It is sheathed on screw tightening as portion, switching lever makes end rotation, and screw tightening can be carried out to rotation locking or loosened；Due to hollow behaviour
Make the size that portion is fixation, be only capable of be used for the screw tightening of corresponding size, therefore, when there is the screw tightening of different sizes to wait locking
It is tight or when loosening, then need the ratchet spanner using corresponding size, cause using when inconvenience.
To solve foregoing problems, U.S. Patent No. 4838132, be to provide a kind of adjustable torque tool, head
Hollow operations portion have an adjustment screw, the end of adjustment screw can be connected to the screw tightening wait rotate, by operation adjustment
Screw rod protrudes out state, to change the size in hollow operations portion.
However, aforementioned torque tool has no ratchet structure, under tight working spaces, work angle when use is easy
It is limited, it after each rotation process, just needs to retract original position, to obtain the operating space of next spiral, is unable to reach quick locking
Or the effect loosened, and the puzzlement for causing operation upper.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of adjustable ratchet wrench, by movable part and locating piece activity
Connection, it is when workpiece is sleeved on well, movable part is mobile relative to locating piece, with cooperate workpiece size adjustment well it
Size penetrates rotating ratchet after adjusting size, and workpiece is locked or loosened, whereby, to cooperate the work of different sizes
Part uses, and can have both the effect for being not limited by a space quick screw lock or loosening, and increases the practicability of the present invention.
One of present invention item embodiment provides a kind of adjustable ratchet wrench, it includes: a wrench body has a head
And a shank, head open up the first tank and the second tank, the first tank is connected with the second tank, and the first tank is equipped with one turn
Shaft line；One ratchet is set to the first tank along pivot axis, and the peripheral ring of ratchet is equipped with a plurality of ratchets, ratchet
Inner peripheral be equipped with a stationary gripping part；One ratchet device is set to the second tank, to engage each ratchet；Positioning piece,
Link with ratchet；And a movable part, it is set to the inner peripheral of ratchet and is flexibly connected with locating piece, movable part can be in first
Movable between state, the second state and the third state, movable part has a movable clamping part, between movable clamping part and stationary gripping part
A well is formed, to provide workpiece fitting, wherein when first state, movable part is mutually fixed with locating piece；In the second shape
When state, movable part is moved along the direction for being parallel to pivot center；When the third state, movable part is along perpendicular to the side of pivot center
To sliding, to adjust the size of well.
Locating piece is set to the inner peripheral of ratchet in one of the embodiments, and locating piece is equipped with the first card division, the first card division
Towards pivot center, corresponding first card division of movable part is equipped with the second card division, when first state, the second card division and the first card division phase
Mutually fix.
A resetting apparatus is had more in one of the embodiments, is set between movable part and ratchet, and resetting apparatus, which enables, lives
Moving part is moved to first state by the second state.
The first card division and the second card division are rack shape in one of the embodiments, and the first card division and the second card division are mutual
Engagement, the first card division is with respect to being arranged radially along pivot center, and the second card division is with respect to being arranged radially along pivot center, the first card
The tooth segment length in portion is in the tooth section of the second card division.
In one of the embodiments, the first card division have a plurality of first latching tooths and a plurality of second latches, each first
The tooth pitch of latch is greater than the tooth pitch of each second latch.
Two, first card division system in one of the embodiments, the second two, card division system, two first card divisions are respectively relative to
The setting of pivot center parallel interval, two second card divisions are respectively relative to the setting of pivot center parallel interval, when the second state, two
It is not engaged staggeredly with two first card divisions the second card division；When the third state, wherein one second card division is slidedly arranged between two first card divisions.
Ratchet is equipped with a holding tank in one of the embodiments, and holding tank sets for locating piece group, and ratchet is towards rotation axis
One end of line is equipped with an installment surface, and installment surface and a block piece link, and block piece is protruded in one of movable part pushing part, and locating piece is set to gear
Between part and ratchet, block piece is mutually clamped with locating piece, and locating piece is parallel to one convex block of one side projection of installment surface, block piece court
To the recessed groove of one side of installment surface, convex block and groove male-female engagement.
Ratchet is equipped with an installment surface towards one end of pivot center in one of the embodiments, and locating piece is set to installing
Face, the one side of locating piece towards installment surface are equipped with the first card division, and corresponding first card division of movable part is equipped with the second card division, in first
When state, the second card division is mutually fixed with the first card division.
A sliding sleeve is had more in one of the embodiments, is movably arranged at the inner peripheral of ratchet and is sheathed on movable part,
Resetting apparatus is set between sliding sleeve and movable part, and when the third state, movable part drives sliding sleeve along the direction perpendicular to pivot center
Sliding.
The first card division and the second card division are rack shape in one of the embodiments, and the first card division and the second card division are mutual
Engagement, the first card division is with respect to being arranged radially along pivot center, and the second card division is with respect to being arranged radially along pivot center, the first card
The tooth segment length in portion is in the tooth section of the second card division.
Another embodiment of the present invention, provides a kind of adjustable ratchet wrench, it includes: a wrench body has one
Head and a shank, head open up the first tank and the second tank, and the first tank is connected with the second tank, and the first tank is equipped with
One pivot center；One ratchet is set to the first tank along pivot axis, and the peripheral ring ring of ratchet sets a plurality of ratchets, spine
It takes turns inner peripheral and is equipped with a stationary gripping part；One ratchet device, be set to the second tank and with each ratchet engagement；Two locating pieces,
It is linked to ratchet respectively；One movable part is set to the inner peripheral of ratchet and is movably arranged between two locating pieces, and movable part can be in the
Movable between one state, the second state and the third state, movable part has a movable clamping part, movable clamping part and stationary gripping part
Between form a well, to provide workpiece fitting, when first state, movable part is mutually fixed with two locating pieces；In the second shape
When state, movable part is moved along the direction for being parallel to pivot center；When the third state, movable part is along perpendicular to the side of pivot center
To sliding, to adjust the size of well；And a resetting apparatus, it is set between movable part and ratchet, resetting apparatus enables
Movable part is moved to first state by the second state.
Two locating pieces are set to the inner peripheral two sides of ratchet in one of the embodiments, and two locating pieces have respectively been horizontally set with first
Card division, towards pivot center, movable part corresponds to every one first card division and is respectively provided with the second card division, every one first card for every one first card division
Portion is with respect to being arranged radially along pivot center, and every one second card division is with respect to being arranged radially along pivot center, every one first card division
Radical length relative to pivot center is greater than radical length of every one second card division relative to rotation axial direction.
Every positioning piece is equipped with two the first card divisions, two first card divisions of every positioning piece in one of the embodiments,
It is respectively relative to the setting of pivot center parallel interval, when moving position, every one second card division is slidedly arranged on the two of every positioning piece
Between first card division.
Every one first card division has a plurality of first latching tooths and a plurality of second latches in one of the embodiments, respectively
The tooth pitch of first latching tooth is greater than the tooth pitch of each second latch.
Ratchet is equipped with two holding tanks in one of the embodiments, and two holding tanks are set for two locating piece groups, and ratchet direction turns
One end of shaft line is equipped with an installment surface, and installment surface and two block pieces link, and one of movable part pushing part is convexly equipped between two block pieces, and two
Block piece fixes respectively with two locating pieces.
Ratchet is equipped with an installment surface towards one end of pivot center in one of the embodiments, and two locating pieces are solid respectively
Set on installment surface, the one side of two locating pieces towards installment surface is respectively provided with the first card division, and it is each that movable part corresponds to every one first card division
Equipped with the second card division, with respect to being arranged radially along pivot center, every one second card division is opposite along pivot center for every one first card division
Be arranged radially, it is axial relative to rotation that every one first card division relative to the radical length of pivot center is greater than every one second card division
Radical length.
A sliding sleeve is had more in one of the embodiments, is movably arranged at the inner peripheral of ratchet and is sheathed on movable part,
Resetting apparatus is set between sliding sleeve and movable part, and when the third state, movable part drives sliding sleeve along the direction perpendicular to pivot center
Sliding.
By technical effect above-mentioned, that the present invention can reach, it is flexibly connected by movable part with locating piece, in workpiece set
It is when together in well, movable part is mobile relative to locating piece, to cooperate the size of workpiece size adjustment well, in tune
After whole just can switching shank, workpiece is locked or is loosened, whereby, improve known ratchet spanner only can be suitably used for single size it
Inconvenience, and the operation effectiveness that quick screw lock can be had both simultaneously or loosened, and then increase the practicability and convenience of the present invention
Property.
Furthermore the tooth pitch of each first latching tooth is greater than the tooth pitch of each second latch, whereby, to cooperate the work of metric system and English system
Part size adjusting, to increase the use scope of the present invention.
Detailed description of the invention
Fig. 1 system first item embodiment appearance diagram of the present invention.
Fig. 2 system first item embodiment decomposition diagram of the present invention.
Fig. 3 system first item embodiment of the present invention head broken isometric schematic diagram (one) indicates movable part in first state.
Fig. 4 system first item embodiment of the present invention head section front-view schematic diagram (one) indicates movable part in first state.
Fig. 5 system first item embodiment of the present invention head broken isometric schematic diagram (two) indicates movable part in the second state.
Fig. 6 system first item embodiment of the present invention head section front-view schematic diagram (two) indicates movable part in the second state.
Fig. 7 system first item embodiment illustrative view of the present invention indicates adjustment well size, with engagement sleeves together in difference
The workpiece of size.
Fig. 8 system Section 2 embodiment decomposition diagram of the present invention.
Fig. 9 system Section 2 embodiment part section stereoscopic schematic diagram (one) of the present invention indicates movable part in first state.
Figure 10 system Section 2 embodiment part section stereoscopic schematic diagram (three) of the present invention indicates movable part in the third state.
Description of symbols
Workpiece 1, handle 2, wrench body 10, the first noumenon 10a, the second ontology 10b, head 11, shank 12, the first tank
13, the second tank 14, ratchet 20, installment surface 21, be arranged face 22, bottom 221, ratchet 23, stationary gripping part 24, holding tank 25,
Ratchet device 30, locating piece 40, the first card division 41, first latching tooth 411, the second latch 412, convex block 42, block piece 50, groove 51,
Movable part 60, movable clamping part 61, the second card division 62, pushing part 63, tank 64, well 70, resetting apparatus 80, elastic component
81, Anti-slip cover 82, sliding sleeve 90, the first face 91, accommodation groove 911, the second face 92, contact portion 921, pivot center L.
Specific embodiment
For ease of illustration of present invention central idea represented in one column of foregoing invention content, hereby with specific embodiment table
It reaches.Various difference object systems are described in ratio, size, deflection or the displacement for being suitable for explanation in embodiment, rather than by real
The ratio of border element is drawn, and is illustrated hereby.
It please refers to shown in Fig. 1 to Fig. 7, in first item embodiment of the present invention, provides a kind of adjustable ratchet wrench, wrap
Contain:
One wrench body 10, has a head 11 and a shank 12, and shank 12 links a handle 2, wherein in this item reality
It applies in example, wrench body 10 has the first noumenon 10a and the second ontology 10b, the medial surface of the first noumenon 10a and the second ontology
The medial surface of 10b is toward each other；The medial surface on the head 11 of the first noumenon 10a and the second ontology 10b is extended through equipped with first
Tank 13 and it being recessed with the second tank 14, the second tank 14 is connected close to shank 12, the first tank 13 with the second tank 14,
In, the first tank 13 is equipped with a pivot center L.
One ratchet 20 is rotatably dispose in the first tank 13 along pivot center L, and ratchet 20 is towards the both ends of pivot center L
It is respectively equipped with an installment surface 21 and one is arranged face 22, the medial surface of the medial surface of the first noumenon 10a and the second ontology 10b court respectively
It installment surface 21 and is arranged 22 mutual groups of face and sets, so that ratchet 20 is set between the first noumenon 10a and the second ontology 10b, wherein ratchet
Periphery ring is equipped with a plurality of ratchets 23 except 20, and the inner peripheral of ratchet 20 is equipped with a stationary gripping part 24.
One ratchet device 30 is mounted on the second tank 14, to engage each ratchet 23, when switching handle 2, ratchet 20
Each ratchet 23 can be intermeshed with ratchet device 30, enable ratchet 20 rotate, wherein in this item embodiment, ratchet device
30 can change the rotation direction of ratchet 20.
Positioning piece 40 is set to the inner peripheral of ratchet 20.The one side of locating piece 40 is equipped with the first card division 41, the first card
Portion 41 is towards pivot center L, and the first card division 41 is with respect to being arranged radially along pivot center L, wherein the first card division 41 is rack gear
Shape, the first card division 41 are equipped with a plurality of latches, and the tooth pitch of each latch can be equal or unequal；In one of present invention item embodiment
In, latch is divided into first latching tooth 411 and the second latch 412, and the tooth pitch of each first latching tooth 411 is greater than the tooth of each second latch 412
Away from.
Furthermore locating piece 40 can be integrally formed with ratchet 20, or is mounted on the inner peripheral of ratchet 20, wherein when fixed
When position 40 system of part is mounted on ratchet 20, then ratchet 20 is equipped with a holding tank 25, and holding tank 25 is parallel to pivot center L setting, holds
Slot 25 of receiving provides 40 groups of locating piece and sets, and locating piece 40 and holding tank 25 mutually fix, and the installment surface 21 of ratchet 20 and a block piece
50 connections, are set to locating piece 40 between block piece 50 and ratchet 20.And locating piece 40 is adjacent and parallel to the side of installment surface 21
One convex block 42 of face projection, the recessed groove 51 of the one side of block piece 50 towards installment surface 21, convex block 42 and 51 male-female engagement of groove,
Locating piece 40 is enabled to be fixed in holding tank 25 by limitation.
One movable part 60 is set to the inner peripheral of ratchet 20 and is flexibly connected with locating piece 40, and movable part 60 can be in the
It is movable between one state, the second state and the third state.Movable part 60 has a movable clamping part 61, and movable clamping part 61 is in V
Shape, movable clamping part 61 correspond to each other with stationary gripping part 24 and are formed to each other a well 70, to provide 1 set of workpiece
It closes.Corresponding first card division 41 of movable part 60 is equipped with the second card division 62, the second 62 pairs of card division being arranged radially along pivot center L,
In, the second card division 62 is rack shape, and the second card division 62 can be intermeshed with the first card division 41, the tooth segment length of the first card division 41
Tooth section in the second card division 62.Furthermore the one side of movable part 60 is equipped with a pushing part 63, and pushing part 63 is higher by block piece 50 and passes through
By the lateral surface of the first tank 13 protrusion the first noumenon 10a.
Furthermore the recessed tank 64 of the one side in movable part 60 towards the face that is arranged 22, tank 64 is interior to be equipped with a resetting apparatus
80, resetting apparatus 80 is set between movable part 60 and ratchet 20, wherein resetting apparatus 80 has an elastic component 81 and an Anti-slip cover
82, the both ends of elastic component 81 are connected to respectively between tank 64 and Anti-slip cover 82, and Anti-slip cover 82 is set to 64 opening of tank, Anti-slip cover
82 to prevent elastic component 81 to be detached from tank 64, and Anti-slip cover 82 can be mobile relative to tank 64 with the tension of elastic component 81.
When first state, movable part 60 and locating piece 40 are mutually fixed, in this item embodiment, the of the second card division 62
The intermeshing of first card division 41 of two card divisions 62 and the first card division 41 enables movable part 60 and locating piece 40 mutually fix, please refers to
Shown in Fig. 3 and Fig. 4.
When the second state, movable part 60 can be moved relative to locating piece 40 along the direction for being parallel to pivot center L, in
In this item embodiment, when operator forces in pushing part 63 to be parallel to the direction pivot center L, movable part 60 can be made according to force
Direction is mobile, and the second card division 62 and the first card division 41 is enabled no longer mutually to fix；And except the be applied to pushing part 63 of operator
When power removes, the elastic component 81 of resetting apparatus 80 enables movable part 60 automatically by the mobile first state of the second state, please refer to Fig. 5 and
Fig. 6.
When the third state, movable part 60 can be slided relative to locating piece 40 along the direction perpendicular to pivot center L, with
Adjust well 70 size, in this item embodiment, after movable part 60 is moved to the second state by operator, just with
Pushing part 63 is forced in perpendicular to the direction pivot center L, keeps movable part 60 mobile according to force direction, the second card division 62 is enabled to be slidedly arranged on
The side of first card division 41 is please referred to shown in Fig. 2 and Fig. 7 with adjusting the size of well 70.
Therefore, when operator is intended to that workpiece 1 is locked or loosened, well 70 is sleeved on workpiece 1 by being arranged face 22,
The side of workpiece 1 is enabled to peak at stationary gripping part 24, if the size of well 70 and the size of workpiece 1 mismatch, operator
Pushing part 63 can be forced in be parallel to the direction pivot center L, movable part 60 is enabled to become the second state from first state；It connects
, operator to force in pushing part 63 perpendicular to the direction pivot center L, enables movable part 60 become the third state, just can again
Change the size of well 70, to cooperate 1 size of workpiece, makes that workpiece 1 is fixed clamping part 24 and movable clamping part 61 is clamping；So
Afterwards, switching handle 2 enables ratchet 20 rotate, with the operation for carrying out the locking of workpiece 1 or loosening.
Whereby, be flexibly connected movement with locating piece 40 by movable part 60, with cooperate 1 size adjusting well 70 of workpiece it
Size penetrates rotating ratchet 20 after adjusting size, and the operation for carrying out the locking of workpiece 1 or loosening is used, cooperates different rulers
Very little workpiece 1 uses, and the operation that can be had both quick screw lock or loosen, and increases the practicability and convenience of the present invention.
In addition, the tooth pitch of each first latching tooth 411 of locating piece 40 is not identical as the tooth pitch of each second latch 412, when desire spiral shell
When 1 specification of workpiece locked or loosened is made in Great Britain, 1 size adjusting of workpiece of English system can be cooperated, whereby, the present invention can be suitable for
The size adjusting of metric system and the workpiece 1 of English system, to increase the use scope of the present invention.
In another embodiment of this item, ratchet 20 is set there are two locating piece 40, and two locating pieces 40 are respectively arranged in ratchet 20
The two sides of periphery, movable part 60 are movably arranged between two locating pieces 40, and movable part 60 is respectively provided in the two sides of corresponding two locating pieces 40
One the second card division 62, wherein the first card division 41 of every positioning piece 40 is respectively provided with two the first card divisions 41, two first card divisions 41
Interval setting and the radial direction of relatively parallel pivot center L；Every one second card division 62 is respectively provided with two the second card divisions 62, two second cards
The setting of the interval of portion 62 and the radial direction of relatively parallel pivot center L.When the second state, two second card divisions of every one second card division 62
62 do not engage staggeredly with two first card divisions 41 of every one first card division 41；When the third state, wherein one second card division 62 cunning is set
Between two first card divisions 41.
In addition, ratchet 20 is set there are two holding tank 25, and each holding tank 25 is distinguished when locating piece 40 is mounted on ratchet 20
It provides a locating piece 40 to be arranged, wherein the installment surface 21 of ratchet 20 and two block pieces 50 link, and two locating pieces 40 are set to two gears
Between part 50 and ratchet 20, the convex blocks 42 of the groove 51 of two block pieces 50 and two locating pieces 40 is concave-convex respectively to be fixed, movable part 60 it
Pushing part 63 is convexly equipped between two block pieces 50.
It please refers to shown in Fig. 8 to Figure 10, is the adjustable ratchet wrench of Section 2 embodiment of the present invention, with first item embodiment
Identical part system assigns the same symbol and omits the explanation of repetition, below explanation and first item embodiment difference.
Locating piece 40 is locked on installment surface 21, and the one side of locating piece 40 towards installment surface 21 is equipped with the first card division
41。
One sliding sleeve 90, is movably arranged at the inner peripheral of ratchet 20, and the both ends of sliding sleeve 90 towards pivot center L are respectively equipped with
On one side 91 and second face 92, the first face 91 is corresponding towards installment surface 21, and the second face 92 is corresponding towards being arranged face 22, wherein first
Face 91 is recessed with an accommodation groove 911, and the recessed contact portion 921 in the second face 92 is arranged the inner peripheral projection one in face 22 towards ratchet 20
Bottom 221, contact portion 921 are slidingly contacted at bottom 221.
Furthermore resetting apparatus 80 is set between movable part 60 and sliding sleeve 90, and in this item embodiment, resetting apparatus 80 is bullet
Spring, the both ends of resetting apparatus 80 are connected to respectively between tank 64 and sliding sleeve 90, and resetting apparatus 80 can enable 921 retaining surface of contact portion
It is contacted with bottom 221.
In addition, ratchet 20 is set there are two locating piece 40, and two locating pieces 40 are respectively arranged on installing in another embodiment of this item
The two sides in face 21, movable part 60 are movably arranged between two locating pieces 40, and movable part 60 is in two first cards of corresponding two locating pieces 40
Portion 41 is respectively provided with second card division 62, and movable part 60 corresponds to each recessed tank 64 in two sides of two locating pieces 40, each
One resetting apparatus 80 is respectively set in a tank 64.
When first state, the elasticity tension of resetting apparatus 80, enable the second card division 62 of movable part 60 along pivot center L it
Axial the first card division 41 with locating piece 40 keeps intermeshing to fix, and please refers to shown in Fig. 9.
When the second state, movable part 60 can be moved along the direction for being parallel to pivot center L, in this item embodiment,
When operator forces in pushing part 63 to be parallel to the direction pivot center L, movable part 60 can be made mobile according to force direction, enable the
Two card divisions 62 and the first card division 41 are no longer intermeshed fixing；And when the external force of the be applied to pushing part 63 of operator removes,
The elasticity tension of resetting apparatus 80 enables movable part 60 automatically by the second replying state first state.
When the third state, movable part 60 can along perpendicular to pivot center L direction slide, with adjust well 70 it
Size, in this item embodiment, after movable part 60 is moved to the second state by operator, just perpendicular to pivot center
The direction L forces in pushing part 63, to adjust the size of well 70, wherein movable part 60 is mobile while driving sliding sleeve 90
It is mobile according to force direction, and the contact portion 921 of sliding sleeve 90 is slidingly contacted at bottom 221, it is whereby, strong to increase movable part 60
Degree, prevents movable part 60 because damaging caused by external force, please refers to shown in Fig. 8 and Figure 10.
Therefore, when operator is intended to that workpiece 1 is locked or loosened, well 70 is sleeved on workpiece 1 by being arranged face 22,
The side of workpiece 1 is enabled to peak at stationary gripping part 24, if the size of well 70 and the size of workpiece 1 mismatch, operator
Pushing part 63 can be forced in be parallel to the direction pivot center L, movable part 60 is enabled to become the second state from first state；It connects
, operator to force in pushing part 63 perpendicular to the direction pivot center L, enables movable part 60 become the third state, just can again
Change the size of well 70, to cooperate 1 size of workpiece, makes that workpiece 1 is fixed clamping part 24 and movable clamping part 61 is clamping；So
Afterwards, switching handle 2 enables ratchet 20 rotate, with the operation for carrying out the locking of workpiece 1 or loosening.
Whereby, be flexibly connected movement with locating piece 40 by movable part 60, with cooperate 1 size adjusting well 70 of workpiece it
Size penetrates rotating ratchet 20 after adjusting size, and the operation for carrying out the locking of workpiece 1 or loosening is used, cooperates different rulers
Very little workpiece 1 uses, and the operation that can be had both quick screw lock or loosen, and increases the practicability and convenience of the present invention.
Embodiment provided above is only to illustrate the present invention, the non-range to limit the present invention.Such as this is not disobeyed
The various modifications or variation that spirit is engaged in all belong to the scope that this invention is intended to protect.
Claims (17)
1. a kind of adjustable ratchet wrench, it includes:
One wrench body has a head and a shank, which opens up the first tank and the second tank, first tank with
Second tank is connected, which is equipped with a pivot center；
One ratchet is set to first tank along the pivot axis, and the peripheral ring of the ratchet is equipped with a plurality of ratchets, should
The inner peripheral of ratchet is equipped with a stationary gripping part；
One ratchet device is set to second tank, to engage the respectively ratchet；
Positioning piece links with the ratchet；And
One movable part, be set to the ratchet inner peripheral and be flexibly connected with the locating piece, the movable part can in first state,
Movable between second state and the third state, which has a movable clamping part, the movable clamping part and the stationary gripping part
Between form a well, to provide workpiece fitting, wherein when the first state, which mutually fixes with the locating piece；
When second state, which moves along the direction for being parallel to the pivot center；When the third state, the movable part edge
Perpendicular to the direction sliding of the pivot center, to adjust the size of the well.
2. adjustable ratchet wrench according to claim 1, wherein the locating piece is set to the inner peripheral of the ratchet, the positioning
Part is equipped with the first card division, and towards the pivot center, which corresponds to first card division and be equipped with the second card division for first card division, in
When the first state, which mutually fixes with first card division.
3. adjustable ratchet wrench according to claim 1 has more a resetting apparatus, it is set to the movable part and the ratchet
Between, which enables the movable part be moved to the first state by second state.
4. adjustable ratchet wrench according to claim 2, wherein first card division and second card division are rack shape, should
First card division and second card division are intermeshed, and first card division is with respect to being arranged radially along the pivot center, second card division
Opposite being arranged radially along the pivot center, the tooth segment length of first card division is in the tooth section of second card division.
5. adjustable ratchet wrench according to claim 4, wherein first card division has a plurality of first latching tooths and plural number
A second latch, respectively the tooth pitch of the first latching tooth is greater than the tooth pitch of respectively second latch.
6. adjustable ratchet wrench according to claim 5, wherein two, the first card division system, two, the second card division system,
Two first card division is respectively relative to pivot center parallel interval setting, which is respectively relative to the pivot center
Parallel interval setting, when second state, which does not engage staggeredly with two first card division；In the third state
When, wherein one second card division is slidedly arranged between two first card division.
7. adjustable ratchet wrench according to claim 2, wherein the ratchet is equipped with a holding tank, and the holding tank is fixed for this
Position part group is set, which is equipped with an installment surface towards one end of the pivot center, and the installment surface and a block piece link, the movable part
One of pushing part protrude the block piece, the locating piece be set between the block piece and the ratchet, which is mutually clamped with the locating piece,
The locating piece is parallel to one convex block of one side projection of the installment surface, and the one side of the block piece towards the installment surface recessed one is recessed
Slot, the convex block and the groove male-female engagement.
8. adjustable ratchet wrench according to claim 1, wherein the ratchet is equipped with a dress towards one end of the pivot center
If face, which is set to the installment surface, and the one side of the locating piece towards the installment surface is equipped with the first card division, the movable part pair
Should the first card division be equipped with the second card division, when the first state, which mutually fixes with first card division.
9. adjustable ratchet wrench according to claim 8, have more a sliding sleeve, be movably arranged at the inner peripheral of the ratchet and
It is sheathed on the movable part, which is set between the sliding sleeve and the movable part, and when the third state, which drives should
Sliding sleeve is slided along the direction perpendicular to the pivot center.
10. adjustable ratchet wrench according to claim 8, wherein first card division and second card division are rack shape, should
First card division and second card division are intermeshed, and first card division is with respect to being arranged radially along the pivot center, second card division
Opposite being arranged radially along the pivot center, the tooth segment length of first card division is in the tooth section of second card division.
11. a kind of adjustable ratchet wrench, it includes:
One wrench body has a head and a shank, which opens up the first tank and the second tank, first tank with
Second tank is connected, which is equipped with a pivot center；
One ratchet is set to first tank along the pivot axis, and the peripheral ring ring of the ratchet sets a plurality of ratchets, the spine
It takes turns inner peripheral and is equipped with a stationary gripping part；
One ratchet device, be set to second tank and with the respectively ratchet engagement；
Two locating pieces are linked to the ratchet respectively；
One movable part is set to the inner peripheral of the ratchet and is movably arranged between two locating piece, which can be in the first shape
Movable between state, the second state and the third state, which has a movable clamping part, the movable clamping part and the fixed clamp
A well is formed between portion, to provide workpiece fitting, when the first state, which mutually fixes with two locating piece；
When second state, which moves along the direction for being parallel to the pivot center；When the third state, the movable part edge
Perpendicular to the direction sliding of the pivot center, to adjust the size of the well；And
One resetting apparatus is set between the movable part and the ratchet, which enables the movable part mobile by second state
To the first state.
12. adjustable ratchet wrench according to claim 11, wherein two locating piece is set to the inner peripheral two of the ratchet
Side, two locating piece have respectively been horizontally set with the first card division, and towards the pivot center, which corresponds to every one first for every one first card division
Card division is respectively provided with the second card division, and every one first card division is with respect to being arranged radially along the pivot center, and every one second card division is with respect to edge
The pivot center is arranged radially, and every one first card division is greater than every one second card division phase relative to the radical length of the pivot center
For the radical length of the rotation axial direction.
13. adjustable ratchet wrench according to claim 12, wherein every positioning piece is equipped with two the first card divisions, each
Two first card divisions of locating piece are respectively relative to pivot center parallel interval setting, when the moving position, every one second card
Portion is slidedly arranged between two first card divisions of every positioning piece.
14. adjustable ratchet wrench according to claim 12, wherein every one first card division have a plurality of first latching tooths and
A plurality of second latches, respectively the tooth pitch of the first latching tooth is greater than the tooth pitch of respectively second latch.
15. adjustable ratchet wrench according to claim 11, wherein the ratchet is equipped with two holding tanks, which supplies
The two locating pieces group is set, which is equipped with an installment surface towards one end of the pivot center, and the installment surface and two block pieces link, should
One of movable part pushing part is convexly equipped between two block piece, which fixes respectively with two locating piece.
16. adjustable ratchet wrench according to claim 11, wherein the ratchet is equipped with one towards one end of the pivot center
Installment surface, two locating piece are fixedly arranged on the installment surface respectively, and the one side of two locating pieces towards the installment surface is respectively provided with first
Card division, the movable part correspond to every one first card division and are respectively provided with the second card division, the opposite diameter along the pivot center in every one first card division
To setting, every one second card division with respect to being arranged radially along the pivot center, every one first card division relative to the pivot center it
Radical length is greater than radical length of every one second card division relative to the rotation axial direction.
17. 6 adjustable ratchet wrench according to claim 1 has more a sliding sleeve, is movably arranged at the inner peripheral of the ratchet
And it is sheathed on the movable part, which is set between the sliding sleeve and the movable part, and when the third state, which is driven
The sliding sleeve is slided along the direction perpendicular to the pivot center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710905794.XA CN109571335B (en) | 2017-09-29 | 2017-09-29 | Ratchet wheel adjustable wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710905794.XA CN109571335B (en) | 2017-09-29 | 2017-09-29 | Ratchet wheel adjustable wrench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109571335A true CN109571335A (en) | 2019-04-05 |
| CN109571335B CN109571335B (en) | 2020-05-29 |
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ID=65914181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710905794.XA Active CN109571335B (en) | 2017-09-29 | 2017-09-29 | Ratchet wheel adjustable wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109571335B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191400275A (en) * | 1914-01-05 | 1914-07-30 | John Joseph Sands | Improvements in and relating to Wrenches or Spanners. |
| CN1392028A (en) * | 2001-06-18 | 2003-01-22 | 梁钊 | fast adjustable spanner |
| US20070137444A1 (en) * | 2005-12-15 | 2007-06-21 | Kwang-Moo Kim | Self-adjustable universal spanner with variable jaw spacing |
| CN200960635Y (en) * | 2006-09-26 | 2007-10-17 | 王振辉 | Seizing and transmitting structure for ratchet device |
| CN201353741Y (en) * | 2009-02-26 | 2009-12-02 | 上海昆杰五金工具有限公司 | Quick clamp ratchet wheel spanner for fixing handle |
| CN202716194U (en) * | 2012-06-26 | 2013-02-06 | 陈淑汝 | Adjustable ratchet wrench structure of multiple specifications |
| CN205148168U (en) * | 2015-11-06 | 2016-04-13 | 浙江工业大学 | Speeder wrench of adjustable internal diameter size |
-
2017
- 2017-09-29 CN CN201710905794.XA patent/CN109571335B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191400275A (en) * | 1914-01-05 | 1914-07-30 | John Joseph Sands | Improvements in and relating to Wrenches or Spanners. |
| CN1392028A (en) * | 2001-06-18 | 2003-01-22 | 梁钊 | fast adjustable spanner |
| US20070137444A1 (en) * | 2005-12-15 | 2007-06-21 | Kwang-Moo Kim | Self-adjustable universal spanner with variable jaw spacing |
| CN200960635Y (en) * | 2006-09-26 | 2007-10-17 | 王振辉 | Seizing and transmitting structure for ratchet device |
| CN201353741Y (en) * | 2009-02-26 | 2009-12-02 | 上海昆杰五金工具有限公司 | Quick clamp ratchet wheel spanner for fixing handle |
| CN202716194U (en) * | 2012-06-26 | 2013-02-06 | 陈淑汝 | Adjustable ratchet wrench structure of multiple specifications |
| CN205148168U (en) * | 2015-11-06 | 2016-04-13 | 浙江工业大学 | Speeder wrench of adjustable internal diameter size |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109571335B (en) | 2020-05-29 |
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