CN104760013B - Ratchet spanner commutating structure - Google Patents
Ratchet spanner commutating structure Download PDFInfo
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- CN104760013B CN104760013B CN201510157557.0A CN201510157557A CN104760013B CN 104760013 B CN104760013 B CN 104760013B CN 201510157557 A CN201510157557 A CN 201510157557A CN 104760013 B CN104760013 B CN 104760013B
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- hole
- pivot
- ratchet
- groove
- headstock
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
- B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
- B25B13/462—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in a direction radial to the tool operating axis
- 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
- B25B13/56—Spanner sets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The present invention relates to ratchet spanner, disclose a kind of ratchet spanner commutating structure, including headstock (1), ratchet (2), clamping piece (3), lever (4), elastic linked component (5), pivot (6) and two elastic positioning members (7), headstock (1) is provided with on through headstock (1), the accommodating hole (10) of lower surface, headstock (1) is provided with parallel two auricle (11) and the pivot groove (12) being formed between two auricles (11), the side of accommodating hole (10) is provided with the clamping groove (18) penetrating into pivot groove (12)；Ratchet (2) is combined in the accommodating hole (10) of headstock (1) rotationally, and ratchet (2) includes drive division (20) and is positioned at the outer toothed portion (21) of ratchet (2) side face.The present invention has that structural strength is good, can increase the service life, makes the advantages such as assembling is easy and with low cost.
Description
Technical field
The present invention relates to a kind of lever utilizing ratchet spanner and control the commutating structure in turn direction, particularly relate to
A kind of have that structural strength is good, can increase the service life, make and assemble the effect such as easy and with low cost
Ratchet spanner commutating structure.
Background technology
Ratchet spanner commutating structure of the prior art, as shown in U.S.'s US8245602B2 patent, its head
Seat is provided with upwardly opening circular groove and is positioned at the axle block of handle one end, arranges capping envelope the most again and is located at circle
On the opening of groove, axle block is limited among circular groove, utilizes circular groove side breach radially to make the constriction of handle
Section can swing wherein, so that axle block and spine block can therefore elastic interlock, and then reaches to switch ratchet and turns
To purpose.But, the commutating structure of this ratchet spanner is in actual fabrication and uses and has following many ask
Topic:
This handle interlocks with spine block elasticity, utilizes the necking section of handle to be pushed to the sidewall of breach to assist gearing
Headstock, but the thickness of headstock perisporium cannot be excessive by integrally-built restriction, and therefore its structural strength is relatively thin
Weak, so the breach of circular groove is easy to because the necking section of handle is long-term and altofrequency ground exerts a force from inside to outside,
And produce to extend out and very cause to burst apart damages, the not only smooth degree in impact use, more can significantly reduction of service life.
This handle, when swinging use, not merely produces horizontal power and makes simple the carrying out in circular groove of axle block
Swing, it is also possible to there is the situation of longitudinally force.And merely with the second clasp, capping is combined in circle
On the opening of groove, thus the structure that axle block is limited in circular groove, not only bond strength is the weakest, and
Capping is highly susceptible to axial longitudinal force and is upwards ejected, so the most easily there is handle and headstock
The situation departed from.Therefore this handle has the problem that service life is short and safety is the best.
The axle block of handle is located in the circular groove on headstock, and therefore both need have higher precision and just can make handle
Hands axle block when swinging will not rock in circular groove.And the angle of the breach of circular groove side then determines handle
Swing angle and handle grip dynamic elasticity interlock the clip position of spine block, the most also need that there is higher essence
Density, and will on headstock the milling higher and the most through circular groove that goes out precision and going out in the milling of circular groove side
There is the breach of certain degree, the most very trouble and difficulty, and processing cost is the highest, so can lead
Cause the problem that cost of manufacture is high.
This handle after using a period of time be not axle block abrasion be circular groove abrasion, and once axle block or circular groove mill
Just need after damage to change renewal by whole to handle or headstock, so the cost of replacing can be increased.
Summary of the invention
The present invention is directed to that the structural strength that ratchet spanner commutating structure in prior art exists is poor, service life is short,
Make and assemble trouble inconvenience and high in cost of production shortcomings, it is provided that a kind of ratchet spanner commutating structure.
In order to solve above-mentioned technical problem, the present invention is addressed by following technical proposals:
A kind of ratchet spanner commutating structure, including headstock, ratchet, clamping piece, lever, elastic linked component,
Pivot and two elastic positioning members, wherein:
Headstock is provided with the accommodating hole on the upper and lower surface of through headstock, headstock be provided with parallel two auricle with
And the pivot groove being formed between two auricles, auricle is abutment face away from a side of accommodating hole, and auricle is provided with
Through pivot groove the axis hole on the upper and lower surface of through headstock, the side of accommodating hole is provided with the clip penetrating into pivot groove
Groove；
Being combined in the accommodating hole of headstock, ratchet includes drive division and is positioned at outside ratchet side face pawl wheel
Teeth portion；
Clamping piece is positioned among clamping groove, and clamping piece can swing, and the one side of clamping piece has and spine
The ratchet clamping part of the outer toothed portion engagement of wheel；
One end of lever is provided with pivot sheet, and pivot sheet is embedded swingably in pivot groove, and pivot sheet is provided with corresponding axis hole
Perforation, the upper and lower side of lever is respectively equipped with a jacking block, and jacking block has the first support surface and second to be supported
End face；
Elastic linked component is positioned at the end of pivot sheet, along with swinging of this lever, and elastic linked component bullet
Property interlock clamping piece make clamping piece reverse displacement in clamping groove；And
Pivot be incorporated into axis hole with perforation in, enable lever with pivot for axle center relative to headstock swing to
The first support surface and the second support surface is made to peak on abutment face respectively, so that pivot sheet is by elastic linked component
Drive clamping piece to make clamping piece reverse-locate on the side wall surface of clamping groove, thus switch turning to of ratchet.
As preferably, the cell wall on the upside of pivot groove has at least one first hole, location and extremely penetrating into end face
Hole, few one second location, pivot sheet is provided with at least one positioning pilot hole running through upper and lower, and positioning pilot hole is used
In accommodating elastic positioning member, the first support surface or the second support surface is made to peak at abutment face when lever swings
Time upper, elastic positioning member is just driven by pivot sheet and elasticity is embedded and is positioned the first hole, location or the second hole, location
In.
As preferably, elastic positioning member includes one be located in positioning pilot hole and positions spring and a location
Pearl, the lower end of location spring is butted on the cell wall on the downside of pivot groove, and upper end peaks at positioning bead, and positioning bead can be determined
Position spring promotes and is embedded and is positioned in the first hole, location or the second hole, location.
As preferably, clamping piece is provided with a depressed part in contrast to the side of ratchet clamping part, and the end face of pivot sheet sets
A gearing guide hole penetrating into perforation, elastic linked component is had to include being sequentially disposed at interlocked in guide hole
Interlocking spring and a push rod, the one end interlocking spring is butted on pivot, and the other end is butted on the inner of push rod,
Push rod can be flexible in interlocking guide hole, and the outer end of push rod highlights outside gearing guide hole and projects to the recessed of clamping piece
In the portion of falling into.
As preferably, the inner face of push rod is provided with a spring groove, and spring groove interlocks the one of spring for accommodating
Individual end.
As preferably, the upper end of pivot is provided with a cover plate of bigger external diameter, and cover plate is used for covering the first location
Hole and the second hole, location.
As preferably, the end face of the auricle of upside is provided with a groove for accommodating cover plate.
As preferably, pivot includes can a upper shaft member of upper and lower relative combination and a lower shaft member, upper shaft
Part includes cover plate and convexedly stretches in a column of cover plate bottom surface, and lower shaft member includes a protuberance and convexedly stretches in convex
One combined cover of portion's end face, the end of combined cover has a combined hole, and combined hole plugs for column
In conjunction with.
As preferably, column is threadingly combined with combined hole.
As preferably, the upper limb of the hole wall of accommodating hole is provided with an annular catching groove, and the side face upper limb of ratchet is provided with
One for installing an annular groove of C-shaped clasp, the outer rim of C-shaped clasp can be embedded in annular catching groove, with
Make ratchet can rotate in accommodating hole and not fall off.
The ratchet spanner commutating structure that invention is provided, wherein lever utilizes the first of two jacking blocks protruded to support
End face and the second support surface, the abutment face against two auricles assists drive headstock to swing, and this two auricle one
Body convexedly stretches in this headstock side, therefore has preferably structural strength, and Impact direction is difficult to make this two ear
Sheet produces the situation damaged of bursting apart, and therefore can increase service life.Especially, the pivot sheet of lever utilizes pivot
Being articulated in the pivot groove postmedian of headstock, the upper and lower side of this pivot sheet is all by good two auricles of structural strength
Limiting, two auricles are difficult to be damaged, so having preferably by longitudinal force produced by pivot sheet the most in use
Bond strength and being not easily disconnected from, and its service life can be extended further, safety in utilization is the most relatively
Good.Particularly, pivot groove, jacking block are all relatively easy to being drilled with of perforation with milling and this axis hole of pivot sheet, and
And also can process higher precision easily, and therefore make upper relatively simple, processing cost is the most less expensive.
It addition, utilize pivot to be hubbed between two auricles of headstock relatively simple by the pivot sheet of lever, group therefore can be made
Dress is relatively easy to conveniently.And, as long as low compared with pivot sheet and auricle by the material hardness Design of pivot, then exist
Pivot is the most only only had to wear and tear after using a period of time, as long as therefore updating this pivot can not affect use,
Cost can be greatly reduced.
Accompanying drawing explanation
Fig. 1 is perspective exploded view of the present invention.
Fig. 2 is that solid of the present invention combines schematic diagram.
Fig. 3 is schematic top plan view of the present invention.
Fig. 4 is the 3rd figure A-A section enlarged diagram.
Fig. 5 is the action schematic diagram that the present invention drives clockwise.
Fig. 6 is the action schematic diagram that the present invention drives counterclockwise.
The toponym that in accompanying drawing, each number designation is referred to is as follows: 1 headstock, 10 accommodating holes, 11
Auricle, 12 pivot grooves, 13 abutment faces, 14 axis holes, 15 grooves, 16 first location holes, 17
Second location hole, 18 clamping grooves, 19 annular catching grooves, 2 ratchets, 20 drive divisions, 21 outer toothed portion,
22 C-shaped clasps, 23 annular grooves, 3 clamping pieces, 30 ratchet clamping parts, 31 depressed parts, 4 levers, 40
Pivot sheet, 41 perforation, 42 positioning pilot holes, 43 interlock guide holes, 44 jacking blocks, 45 first support
Face, 46 second support surfaces, 5 elastic linked components, 50 gearing spring, 51 push rods, 52 bullets
Spring groove, 6 pivots, shaft member on 60,61 times shaft member, 62 cover plates, 63 columns, 64 protuberances,
65 combined covers, 66 combined holes, 7 elastic positioning members, 70 location spring, 71 positioning beads.
Detailed description of the invention
With embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
Ratchet spanner commutating structure, as shown in figure the 1st～4, including headstock 1, ratchet 2, clamping piece 3,
Elastic linked component 5, pivot 6 of one lever 4, one and two elastic positioning members 7.Wherein:
Headstock 1 is provided with the accommodating hole 10 on the through upper and lower surface of headstock 1, and headstock 1 is provided with parallel two ear
Sheet 11 and be formed at the pivot groove 12 between two auricles 11, auricle 11 is abutment face away from a side of accommodating hole 10
13, auricle 11 is provided with through pivot groove 12 axis hole 14 on the upper and lower surface of through headstock 1, the side of accommodating hole 10
Face is provided with the clamping groove 18 penetrating into pivot groove 12.The end face of top auricle 11 is provided with that internal diameter is big compared with axis hole 14
Groove 15, the groove bottom of groove 15 have penetrate into two first of pivot groove 12 holes 16, location and two second fixed
Hole 17, position.The side of accommodating hole 10 is provided with the clamping groove 18 penetrating into pivot groove 12, the inner hole wall of accommodating hole 10
Upper limb is provided with an annular catching groove 19.
Ratchet 2 is combined in the accommodating hole 10 of headstock 1 rotationally, and the central authorities of ratchet 2 are provided with drive division 20, side face
Being equipped with an outer toothed portion 21, the upper limb of side face is provided with and is available for the annular groove 23 that a C-shaped clasp 22 is installed.This C-shaped
The outer rim of clasp 22 can be embedded in this annular catching groove 19, so that this ratchet 2 can be freely rotatable in accommodating hole 10
And do not fall off.
Clamping piece 3 can be located among this clamping groove 18 with swinging.The one side of clamping piece 3 has and ratchet 2
Outer toothed portion 21 engagement ratchet clamping part 30, another side has a depressed part 31.
One end of lever 4 is provided with pivot sheet 40, and pivot sheet 40 is embedded swingably in pivot groove 12, and pivot sheet 40 is provided with
The perforation 41 of corresponding axis hole 14, the upper and lower side of lever 4 is respectively equipped with a jacking block 44, and jacking block 44 has the
One support surface 45 and the second support surface 46.
Elastic linked component 5 includes being sequentially disposed at the gearing spring 50 interlocked in guide hole 43 and a push rod
51, the inner face of push rod 51 has a spring groove 52 for accommodating the end interlocking spring 50, interlocks
Spring 50 has elastic force, and this push rod 51 is extrapolated, so that the outer end of push rod 51 protrudes out from interlocking guide hole 43
Among the depressed part 31 of clamping piece 3.Along with swinging of lever 4, pivot sheet 40 can drive push rod therein
51 elastic gearing clamping pieces 3, make clamping piece 3 reverse displacement in this clamping groove 18.
Pivot 6 comprises can the upper shaft member 60 of upper and lower relative combination and lower shaft member 61.Upper shaft member 60 comprises cover plate 62
And convexedly stretch in cover plate 62 bottom surface central authorities and have the column 63 of less external diameter.Lower shaft member 61 comprises protuberance 64 and convex
Stretching in protuberance 64 end face central authorities and have the combined cover 65 of less external diameter, the end of combined cover 65 has combined hole 66
For plugging combination with column 63.The combined cover 65 wherein descending shaft member 61 upwards can be inserted from the lower section of auricle 11
Embed among axis hole 14 and perforation 41.The column 63 of upper shaft member 60 can from the auricle 11 of upside down over
Insert in the combined hole 66 of this combined cover 65, and make that cover plate 62 is heavy to be located in groove 15, for by pivot sheet 40 pivot
If being incorporated in the pivot groove 12 of headstock 1 so that lever 4 can be put with this pivot 6 for axle center relative to headstock about 1
Move to making the first support surface 45 and the second support surface 46 be available for peaking at respectively on this abutment face 13, and and then make pivot
Sheet 40 can drive clamping piece 3, clamping piece 3 to reverse-locate in the side wall surface of clamping groove 18 by elastic linked component 5
Upper for switching turning to of ratchet 2.In the present invention, column 63 with combined hole 66 with threadeding.
Two elastic positioning members 7 are respectively arranged among two positioning pilot holes 42, and each elastic positioning member 7 includes
It is sequentially arranged in the location spring 70 in corresponding positioning pilot hole 42 and positioning bead 71.The lower end of location spring 70 is supported
In the downside cell wall of pivot groove 12, upper end peaks at positioning bead 71, and positioning bead 71 can be positioned spring 70 resiliency urged,
When lever 4 swings and makes the first support surface 45 or the second support surface 46 peak on abutment face 13, positioning bead
71 are just driven by pivot sheet 40 and elasticity is embedded in the first hole 16, location or the second hole 17, location.
As it is shown in figure 5, when lever 4 ratchet to be driven 2 rotates clockwise, only the first of jacking block 44 need to be made to support
Face 45 relies on the abutment face 13 of headstock 1, makes positioning bead 71 elasticity respectively of two elastic positioning members 7 be embedded
Being positioned in two first holes 16, location, now pivot block 40 can interlock through the push rod 51 of elastic linked component 5 is elastic
Clamping piece 3, makes clamping piece 3 be resisted against on the right side wall of clamping groove 18, when lever 4 rotates clockwise, and card
Valve part 3 clipping, between the outer toothed portion 21 and the right side wall of clamping groove 18 of ratchet 2, the most just can interlock ratchet
2.On the contrary, when lever 4 rotates counterclockwise, then clamping piece 3 by outer toothed portion 21 pushing tow, and can make push rod 51
Elastic compression interlocks spring 50, and then makes ratchet 2 form idle running.
As shown in Figure 6, when lever 4 ratchet to be driven 2 rotates counterclockwise, only the second of jacking block 44 need to be made to support
Face 46 relies on the abutment face 13 of headstock 1, makes positioning bead 71 elasticity respectively of two elastic positioning members 7 be embedded
Being positioned in two second holes 17, location, now pivot block 40 can interlock through the push rod 51 of elastic linked component 5 is elastic
Clamping piece 3 is resisted against on the left side wall of clamping groove 18, and during so that lever 4 rotates counterclockwise, clamping piece 3 can press from both sides
It is formed between the outer toothed portion 21 of ratchet 2 and the left side wall of clamping groove 18, the most just can interlock this ratchet 2.Instead
It, when lever 4 rotates clockwise, then clamping piece 3 by outer toothed portion 21 pushing tow, and can make push rod 51 elastic
Compression interlocks spring 50, and then makes ratchet 2 form idle running.
Owing to ratchet spanner commutating structure provided by the present invention has above-mentioned special construction design, therefore exist
Actual fabrication, assemble and use there is following plurality of advantages:
The lever 4 of the present invention utilizes the first support surface 45 and the second support surface 46 of two jacking blocks 44 of one protrusion
Abutment face 13 against two auricles 11 assists this headstock 1 of drive to swing, and two auricles 11 integrally convexedly stretch in headstock
The side of 1, therefore has preferably structural strength, and the Impact direction of auricle is difficult to make this two auricle 11 produce
The raw situation damaged of bursting apart, therefore can increase service life.
After the pivot sheet 40 of the lever 4 in the present invention utilizes pivot 6 to be articulated in the pivot groove 12 of headstock 1, pivot sheet 40
Upper and lower side can be limited by structural strength preferably two auricle 11, and two auricles 11 are not the most in use
Easily damaged by longitudinal force produced by pivot sheet 40, so having preferably bond strength, and also can be further
Extending its service life, its safety in utilization is the most preferable.
Pivot groove 12, jacking block 44 and the milling processing of pivot sheet 40 in the present invention and axis hole 14, perforation 41, first
Hole, location 16, second positions the processing that is drilled with of hole 17, positioning pilot hole 42 and gearing guide hole 43 and is all relatively easy to,
And also can process higher precision easily, therefore make upper relatively simple, and its processing cost is also
Less expensive.
The present invention utilizes the knot that the pivot sheet 40 of lever 4 is hubbed between two auricles 11 of headstock 1 by pivot 6
Close design relatively simple, it therefore can be made to assemble and be relatively easy to conveniently.And, as long as by the material of pivot 6
Hardness Design lower with two auricles 11 than pivot sheet 40, then it the most only only has pivot 6
Can wear and tear, as long as therefore updating pivot 6 can not affect use, and the making of pivot 6, assembling are more
Easily, and cost is the most relatively low, so can be the most cost-effective.
Total, the foregoing is only presently preferred embodiments of the present invention, all made according to scope of the present invention patent
Impartial change with modify, all should belong to the covering scope of patent of the present invention.
Claims (10)
1. a ratchet spanner commutating structure, it is characterised in that: include headstock (1), ratchet (2), clamping piece (3),
Lever (4), elastic linked component (5), pivot (6) and two elastic positioning members (7), wherein:
Headstock (1) is provided with the accommodating hole (10) on through headstock (1) upper and lower surface, on headstock (1)
It is provided with parallel two auricle (11) and the pivot groove (12) being formed between two auricles (11), auricle (11)
Side away from accommodating hole (10) is abutment face (13), auricle (11) be provided with through pivot groove (12) and
The axis hole (14) on through headstock (1) upper and lower surface, the side of accommodating hole (10) is provided with and penetrates into pivot groove
(12) clamping groove (18)；
Ratchet (2) is combined in the accommodating hole (10) of headstock (1) rotationally, and ratchet (2) includes driving
Portion (20) and be positioned at the outer toothed portion (21) of ratchet (2) side face；
Clamping piece (3) is positioned among clamping groove (18), and clamping piece (3) can swing, clamping piece
(3) side has the ratchet clamping part (30) that the outer toothed portion (21) with ratchet (2) engages；
One end of lever (4) is provided with pivot sheet (40), and pivot sheet (40) is embedded swingably in pivot groove (12)
In, pivot sheet (40) is provided with the perforation (41) of corresponding axis hole (14), the upper and lower side of lever (4)
Being respectively equipped with a jacking block (44), jacking block (44) has the first support surface (45) and the second support surface (46)；
Elastic linked component (5) is positioned at the end of pivot sheet (40), along with swinging of this lever (4),
The elastic clamping piece (3) that interlocks of elastic linked component (5) makes clamping piece (3) reverse in clamping groove (18)
Displacement；And
Pivot (6) is through axis hole (14) and perforation (41), and lever (4) can be with pivot (6) as axle
The heart swings relative to headstock (1), until the first support surface (45) or the second support surface (46) peak to
By on face (13), so that pivot sheet (40) drives clamping piece (3) to make by elastic linked component (5)
Clamping piece (3) reverse-locates on the side wall surface of clamping groove (18), thus switches turning to of ratchet (2).
Ratchet spanner commutating structure the most according to claim 1, it is characterised in that: pivot groove (12) upside
There is on cell wall at least one first hole, location (16) and at least one the second hole, location penetrating into end face
(17), pivot sheet (40) is provided with at least one positioning pilot hole (42) running through upper and lower, positioning pilot hole (42)
For accommodating elastic positioning member (7), make the first support surface (45) or second when lever (4) swings
When support surface (46) peaks on abutment face (13), elastic positioning member (7) is just driven by pivot sheet (40)
And elasticity is embedded and is positioned in the first hole, location (16) or the second hole, location (17).
Ratchet spanner commutating structure the most according to claim 2, it is characterised in that: elastic positioning member (7)
Including location spring (70) being located in positioning pilot hole (42) and a positioning bead (71), position bullet
The lower end of spring (70) is butted on the cell wall of pivot groove (12) downside, and upper end peaks at positioning bead (71), positioning bead (71)
Spring (70) resiliency urged can be positioned and be embedded and be positioned the first hole, location (16) or the second hole, location
(17) in.
Ratchet spanner commutating structure the most according to claim 1 and 2, it is characterised in that: clamping piece (3) phase
Instead being provided with a depressed part (31) in the side of ratchet clamping part (30), the end face of pivot sheet (40) is provided with one
Penetrating into the gearing guide hole (43) of perforation (41), elastic linked component (5) includes that being sequentially disposed at gearing leads
Gearing spring (50) in hole (43) and a push rod (51), the one end interlocking spring (50) is supported
On pivot (6), the other end is butted on the inner of push rod (51), and push rod (51) can interlock guide hole (43)
In flexible, and the prominent guide hole (43) that interlocks in outer end of push rod (51) outward and projects to the recessed of clamping piece (3)
Fall in portion (31).
Ratchet spanner commutating structure the most according to claim 4, it is characterised in that: the inner of push rod (51)
Face is provided with a spring groove (52), and spring groove (52) is used for accommodating the end interlocking spring (50).
Ratchet spanner commutating structure the most according to claim 1 and 2, it is characterised in that: pivot (6) upper
End is provided with a cover plate (62) of bigger external diameter, and cover plate (62) is used for covering the first hole, location (16) and the
Two hole, location (17).
Ratchet spanner commutating structure the most according to claim 6, it is characterised in that: the auricle (11) of upside
End face be provided with one for the groove (15) accommodating cover plate (62).
Ratchet spanner commutating structure the most according to claim 7, it is characterised in that: pivot (6) includes going up,
The lower upper shaft member (60) of relatively combined and a lower shaft member (61), upper shaft member (60) includes cover plate (62)
And convexedly stretching in a column (63) of cover plate (62) bottom surface, lower shaft member (61) includes a protuberance (64)
And convexedly stretching in a combined cover (65) of protuberance (64) end face, the end of combined cover (65) has a knot
Closing hole (66), combined hole (66) plugs combination for column (63).
Ratchet spanner commutating structure the most according to claim 8, it is characterised in that: column (63) and knot
Close hole (66) threadingly to combine.
Ratchet spanner commutating structure the most according to claim 1 and 2, it is characterised in that: accommodating hole (10)
The upper limb of hole wall be provided with an annular catching groove (19), the side face upper limb of ratchet (2) is provided with one for pacifying
One annular groove (23) of dress C-shaped clasp (22), the outer rim of C-shaped clasp (22) can be embedded at annular catching groove
(19) in, so that ratchet (2) can rotate in accommodating hole (10) and not fall off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510157557.0A CN104760013B (en) | 2015-04-03 | 2015-04-03 | Ratchet spanner commutating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510157557.0A CN104760013B (en) | 2015-04-03 | 2015-04-03 | Ratchet spanner commutating structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104760013A CN104760013A (en) | 2015-07-08 |
| CN104760013B true CN104760013B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510157557.0A Active CN104760013B (en) | 2015-04-03 | 2015-04-03 | Ratchet spanner commutating structure |
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| Country | Link |
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| CN (1) | CN104760013B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105689759A (en) * | 2016-03-01 | 2016-06-22 | 中山市广瑞达精密模具制造有限公司 | Drilling machine chuck wrench |
| CN106272191A (en) * | 2016-06-21 | 2017-01-04 | 杭州巨星科技股份有限公司 | Spanner |
| WO2018141138A1 (en) * | 2017-02-03 | 2018-08-09 | Zhejiang Yiyang Tool Manufacture Co., Ltd. | Ratchet wrench |
| TWI751922B (en) * | 2021-03-05 | 2022-01-01 | 張文芊 | Wrench tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2506399Y (en) * | 2001-11-02 | 2002-08-21 | 陈卿 | Improved two-way ratchet wrench |
| TWI226273B (en) * | 2003-08-29 | 2005-01-11 | Shiou-Ching Huang | Reversible driven rotating wrench |
| CN2751974Y (en) * | 2004-11-04 | 2006-01-18 | 沈红民 | Commutating ratchet spanner |
| US8245602B2 (en) * | 2010-01-07 | 2012-08-21 | Meng Tsung Chan | Ratchet wrench |
| CN202129748U (en) * | 2011-05-23 | 2012-02-01 | 上海南华换热器制造有限公司 | Bidirectional ratchet wrench |
| CN202825659U (en) * | 2012-09-29 | 2013-03-27 | 陈文江 | Adjustable double-head multifunctional speed spanner |
| CN203077159U (en) * | 2013-01-25 | 2013-07-24 | 浙江亿洋工具制造有限公司 | Two-way ratchet wrench |
| CN203210250U (en) * | 2013-02-28 | 2013-09-25 | 纪冠宇 | Dialing-twisting-free reversing ratchet wrench controlling structure |
| TW201507818A (en) * | 2013-08-30 | 2015-03-01 | New Way Tools Co Ltd | Reversing ratchet spanner |
| CN203936839U (en) * | 2014-06-05 | 2014-11-12 | 杨承蒲 | Ratchet wrench |
-
2015
- 2015-04-03 CN CN201510157557.0A patent/CN104760013B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104760013A (en) | 2015-07-08 |
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