CN105983935A - Ratchet assembly with rolling support structure - Google Patents
Ratchet assembly with rolling support structure Download PDFInfo
- Publication number
- CN105983935A CN105983935A CN201510084040.3A CN201510084040A CN105983935A CN 105983935 A CN105983935 A CN 105983935A CN 201510084040 A CN201510084040 A CN 201510084040A CN 105983935 A CN105983935 A CN 105983935A
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- CN
- China
- Prior art keywords
- sleeve
- ratchet
- support member
- rotating part
- shell
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Abstract
The invention relates to a ratchet assembly with a rolling support structure. The ratchet assembly mainly comprises a shell, a ratchet part and a sleeve fixing device, wherein the shell is hollow; a fixing space is formed inside the shell; the ratchet part is arranged in the fixing space and comprises a ratcheted surface; the sleeve fixing device penetrates into the ratcheted surface of the ratchet part from the shell, and comprises a sleeve positioning part, a rotating part, a reversing supporting part and a pawl block; the rotating part is rotatably connected to the sleeve positioning part; the reversing supporting part is elastically clamped between the rotating part and the sleeve positioning part; the pawl block is pivoted to the sleeve positioning part; and one end of the pawl block is clamped by the pawl block on the ratcheted surface. According to the ratchet assembly provided by the invention, the reversing supporting part comprises a rotatable ball and the ball can rotate in the displacement direction of the pawl block, so that the possibility of friction loss between the reversing supporting part and the pawl block is low, and then the service life is prolonged.
Description
Technical field
The present invention relates to the align member of a kind of hand-held tool, particularly relate to one and have and can roll
The ratchet assembly of support structure.
Background technology
General ratchet spanner can at one end branch sleeve, the other end is for being hold by one hand, due to spine
The inside of wheel spanner has ratchet member, and user can be allowed to be conveniently used for rotating screw cap or screw rod, and
Without the forward and inverse clockwise of specially conversion force application, as it is shown in figure 5, existing ratchet spanner
Internal ratchet member includes a commutation support member 60, and it is formed in one and forms semicircle in front end
Spherical, and it is arranged at for changing the rotation direction of ratchet member inside rotating part, due to this commutation
The front end of support member 60 leans with ratchet member for a long time, under continuous switching start, easily
Cause the front end friction consume of this commutation support member 60 to wear into plane, cause switching start to be difficult to,
And blocking poor effect, there is necessity of improvement in fact.
Content of the invention
The problem easily worn and torn for the front end solving commutation support member in existing ratchet spanner, this
The main purpose of invention be to provide a kind of have can the ratchet assembly of rolling supporting structure, its
Commutation support member front end be provided with rotating ball, can with ratchet member activated position rotational slide,
And reach to increase the purpose in service life.
The technological means that the present invention is used is to provide that a kind of have can rolling supporting structure
Ratchet assembly, comprising:
One shell, it is hollow form and is being internally formed a fixed space, and on two, this shell
Opposite side offers the opening of this fixed space of connection respectively；
One ratchet member, it is correspondingly arranged in this fixed space, and has a ratchet face；
One sleeve barrel fixing device, it flatly wears this shell and correspondence is equipped in this ratchet member,
And include a sleeve keeper, a rotating part, a commutation support member and a pawl block, this sleeve
Keeper is arranged at the fixed space of this shell, and stretches out a wherein opening of this shell with one end,
This rotating part correspondence rotationally is arranged in this sleeve keeper, and has one in the rotation protruding out shape
Rotary column, has radially provided a support member accommodating hole at this column spinner, and this commutation support member is corresponding
It is arranged at the support member accommodating hole of this rotating part, and include a springing sleeve, a spring and a circle
Pearl, this spring is arranged at the inner side of this springing sleeve and is resisted against this column spinner, and this ball can turn
Being arranged at this springing sleeve dynamicly and differing from the one end being provided with this spring, this pawl block is hubbed at this set
Cylinder keeper, and it is equipped in the ball of this commutation support member, and with this pawl block with side
End correspondence is equipped in the ratchet face of this ratchet member.
Aforesaid have rotatable commutation support member ratchet assembly, wherein this springing sleeve in
The end opposite being provided with spring groove forms an appearance pearl groove, and this ball is rotatablely arranged at this appearance pearl groove
In.
The aforesaid ratchet assembly with rotatable commutation support member, wherein this sleeve keeper
Have one in class columned rotating part, one end central authorities of this rotating part are provided with an installation hole,
This rotating part includes a rotating disk being connected to this column spinner, and this column spinner is hollow circular cylinder,
This rotating disk is resisted against this rotating part rotationally, and is stretched at this installation hole with this column spinner.
The aforesaid ratchet assembly with rotatable commutation support member, wherein this sleeve keeper
Offer a storage tank extending longitudinally in the outside of this rotating part, and outside this rotating part
Being equipped with a bar that is pivoted running through this storage tank, this pawl block is correspondingly arranged in this storage tank,
And it is hubbed at this bar that is pivoted swingably.
The beneficial effects of the present invention is: commutation support member front end is provided with rotating ball, when
Rotating part is when switching, and the ball of commutation support member can rotate with the direction of pawl block displacement,
Without only with single point continuous contact pawl block, and then reach Decentralized Friction point and increase commutation
The purpose in support member service life.
Brief description
Fig. 1 is the exploded view of present pre-ferred embodiments.
Fig. 2 is the partial exploded view of present pre-ferred embodiments sleeve barrel fixing device.
Fig. 3 is the use state diagram that present pre-ferred embodiments rotates clockwise.
Fig. 4 is the use state diagram that present pre-ferred embodiments rotates counterclockwise.
Fig. 5 is the outside drawing of existing commutation support member.
Symbol description:
10 shell 11 fixed spaces
12 door 13 openings
20 ratchet member 21 ratchet faces
30 sleeve barrel fixing device 31 sleeve keepers
311 rotating part 312 installation holes
313 storage tank 314 connectors
315 are pivoted bar 316 sleeve location division
32 rotating part 321 rotating disks
322 column spinner 323 support member accommodating holes
33 commutation support member 331 springing sleeves
3311 spring grooves 3312 hold pearl groove
332 spring 333 balls
34 pawl block 341 flank of tooth
60 commutation support members.
Detailed description of the invention
For technical characteristic and the practical effect of the present invention can be understood in detail, and can be according to specification
Content realizes, existing further with preferred embodiment as shown in drawings, describes in detail such as rear:
The present invention be a kind of have can the ratchet assembly of rolling supporting structure, refer to Fig. 1 to Fig. 3
Preferred embodiment, it includes a shell the 10th, a ratchet member 20 and a sleeve barrel fixing device 30.
As shown in Figures 1 and 2, this shell 10 in hollow form and is being internally formed a fixed space
11, and it is provided with a door 12 at the top of this shell 10, in the front and rear sides of this shell 10
Offer the opening 13 of this fixed space 11 of a connection respectively.
As shown in Figures 1 and 2, this ratchet member 20 is correspondingly arranged in this fixed space 11,
And have one in the ratchet face 21 around shape.
As shown in Figures 2 and 3, this sleeve barrel fixing device 30 flatly wears this shell 10 simultaneously
Correspondence is equipped in this ratchet member 20, and includes that the 32nd, a sleeve keeper the 31st a, rotating part one changes
To support member 33 and a pawl block 34；Wherein, this sleeve keeper 31 is arranged at this shell 10
Fixed space 11, and protrude out by a wherein opening 13 with one end, this sleeve keeper
31 have one in class columned rotating part 311, one end central authorities at this rotating part 311 set
Having an installation hole 312, this installation hole 312 is blind hole, offers in the outside of this rotating part 311
One extends longitudinally and the storage tank 313 of semicircular in shape, this storage tank 313 and this installation hole 312
Form a connector 314 being connected, be provided with one end of this installation hole 312 at this rotating part 311
Outside is equipped with a bar 315 that is pivoted running through this storage tank 313, and this rotating part 311 differs from and is provided with
The side of this installation hole 312 protrudes out formation one sleeve location division 316.
This rotating part 32 includes a rotating disk 321 and is integrally connected to this rotating disk 321 center side
One column spinner 322 in face, this column spinner 322 is in hollow circular cylinder, and at this column spinner 322
Provided a support member accommodating hole 323 radially outside, this rotating part 32 is with this column spinner 322
One end is stretched in the installation hole 312 of this sleeve keeper 31, and can turn with this rotating disk 321
It is resisted against the end face of this rotating part 311 dynamicly.
This commutation support member 33 is correspondingly arranged in the support member accommodating hole 323 of this rotating part 32, and
Passed by the connector 314 of this sleeve keeper 31, and include springing sleeve the 331st a, bullet
Spring 332 and a ball 333, the cylindrical cylinder of this springing sleeve 331, and have at this bullet
One end of moving sleeve 331 is arranged with a spring groove 3311, and is provided with this at this springing sleeve 331
The end opposite of spring groove 3311 forms an appearance pearl groove 3312, and this springing sleeve 331 is to be provided with this bullet
One end of spring groove 3311 is arranged in the support member accommodating hole 323 of this column spinner 322, and with this bullet
Spring 332 correspondence is located in this spring groove 3311, makes this spring 332 be resisted against with two ends respectively
This column spinner 322 and this springing sleeve 331, this ball 333 is rotatablely arranged at this springing set
In the appearance pearl groove 3312 of cylinder 331, wherein, this ball 333 can be only placed in this appearance pearl groove 3312,
Or this ball 333 is equipped in appearance pearl groove 3312, rotationally only with one end slightly in protrusion
State.
This pawl block 34 is correspondingly arranged in this storage tank 313, and is hubbed at this swingably
Being pivoted on bar 315, this pawl block 34 is in elongated body and is formed respectively a pair at upper/lower terminal
Should be in the flank of tooth 341 of the ratchet face 21 of this ratchet member 20, this commutation support member 33 is with this ball
333 flexiblely corresponding sides being equipped in this pawl block 34.
The occupation mode of present pre-ferred embodiments as it is shown on figure 3, under normal operating condition,
The commutation support member 33 of this sleeve barrel fixing device 30 will abut against the side of this pawl block 34,
Make pawl block 34 pivot-swivel, and make this pawl block 34 with the corresponding blocking of a wherein flank of tooth 341
In the ratchet face 21 of this ratchet member 20, as a example by turning clockwise, this pawl block 34 is with upper end
The flank of tooth 341 against the ratchet face 21 of this ratchet member 20, when this sleeve keeper 31 is being carried out
When rotationally clockwise, it becomes possible to produce the strength of blocking, meanwhile, this pawl block 34 with should
When the ball 333 of commutation support member 33 contacts, owing to this ball 333 stress can and then rotate,
Therefore stress point and rubbing surface will constantly change, and thereby can reduce this ball 333
In the possibility of same contact surface abrasion, and promote the service life of this commutation support member 33.
As shown in Figure 4, rotate this commutation support member 33 by this rotating part 32 to be somebody's turn to do to close
The lower section of pawl block 34, makes this pawl block 34 with the flank of tooth 341 of lower end against this ratchet member 20
Ratchet face 21, can fix this sleeve keeper 31 in the counterclockwise direction rotate generation blocking
Power.
The commutation support member 33 of the sleeve barrel fixing device 30 of the present invention passes through this ball rotating
333 designs, can constantly change the contact position with this pawl block 34, reduce single specific
The abrasion of position, and then reach to increase the purpose in service life, meanwhile, when this commutation support member
When the ball 333 of 33 consumes, also have only to be individually replaced this ball 333, it is not necessary to will
Whole sleeve barrel fixing device 30 is changed, and has splendid practicality.
The above, be only presently preferred embodiments of the present invention, not makees any form to the present invention
On restriction, any those skilled in the art, if without departing from the carried technical characteristic of the present invention
In the range of, utilize the done local of disclosed technology contents to replace, change, conversion,
Variation or the Equivalent embodiments modified, in the range of all still falling within the technology of the present invention feature.
Claims (4)
1. there is the ratchet assembly that can roll commutation support member, comprising:
One shell, it is hollow form and is being internally formed a fixed space, and on two, this shell
Opposite side offers the opening of this fixed space of connection respectively；
One ratchet member, it is correspondingly arranged in this fixed space, and has a ratchet face；
One sleeve barrel fixing device, it flatly wears this shell and correspondence is equipped in this ratchet member,
And include a sleeve keeper, a rotating part, a commutation support member and a pawl block, this sleeve
Keeper is arranged at the fixed space of this shell, and stretches out a wherein opening of this shell with one end,
This rotating part correspondence can be arranged in this sleeve keeper rotationally, and has one in protruding out shape
Column spinner, has radially provided a support member accommodating hole at this column spinner, this commutation support member pair
The support member accommodating hole of this rotating part should be arranged at, and include a springing sleeve, a spring and
Ball, this spring is arranged at the inner side of this springing sleeve and is resisted against this column spinner, this ball energy
Enough being rotatably arranged in this springing sleeve and differing from the one end being provided with this spring, this pawl block is hubbed at
This sleeve keeper, and it is equipped in the ball of this commutation support member with side, and with this pawl block
One end correspondence be equipped in the ratchet face of this ratchet member.
2. according to claim 1 have the ratchet assembly that can roll commutation support member, its
In this springing sleeve be provided with this spring end opposite formed one appearance pearl groove, this ball can rotate
Be arranged in this appearance pearl groove.
3. according to claim 1 and 2 have the ratchet assembly that can roll commutation support member,
Wherein this sleeve keeper have one in class columned rotating part, in one end of this rotating part
Centre is provided with an installation hole, and this rotating part includes a rotating disk being connected to this column spinner, this rotation
Post is hollow circular cylinder, and this rotating disk can be resisted against this rotating part rotationally, and with this rotation
Post is stretched at this installation hole.
4. according to claim 3 have the ratchet assembly that can roll commutation support member, its
In this sleeve keeper offer a storage tank extending longitudinally in the outside of this rotating part, and
Being equipped with a bar that is pivoted running through this storage tank outside this rotating part, this pawl block is correspondingly arranged
In this storage tank, and can swingingly be hubbed at this bar that is pivoted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510084040.3A CN105983935A (en) | 2015-02-16 | 2015-02-16 | Ratchet assembly with rolling support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510084040.3A CN105983935A (en) | 2015-02-16 | 2015-02-16 | Ratchet assembly with rolling support structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105983935A true CN105983935A (en) | 2016-10-05 |
Family
ID=57038207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510084040.3A Pending CN105983935A (en) | 2015-02-16 | 2015-02-16 | Ratchet assembly with rolling support structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105983935A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108068038A (en) * | 2016-11-09 | 2018-05-25 | 冠亿齿轮股份有限公司 | With can rolling supporting structure ratchet assembly |
| CN109249354A (en) * | 2017-07-14 | 2019-01-22 | 冠亿齿轮股份有限公司 | Pneumatic tool handoff-security button |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5697266A (en) * | 1993-03-03 | 1997-12-16 | Wilson, Jr.; David | Line fitting orientation guide for a fitting manipulating tool including a split socket and combination thereof |
| US5697267A (en) * | 1995-01-27 | 1997-12-16 | Tsai; Chen-Chang | Socket wrench |
| CN2411080Y (en) * | 2000-01-19 | 2000-12-20 | 伟立兴业股份有限公司 | Antiskid non-return device for roller-type spanner |
| CN2411872Y (en) * | 2000-02-18 | 2000-12-27 | 上海蔡国鑫五金制品有限公司 | Ratchet screwdriver with lighting |
| CN101618531A (en) * | 2008-07-03 | 2010-01-06 | 胡厚飞 | Ratchet spanner |
-
2015
- 2015-02-16 CN CN201510084040.3A patent/CN105983935A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5697266A (en) * | 1993-03-03 | 1997-12-16 | Wilson, Jr.; David | Line fitting orientation guide for a fitting manipulating tool including a split socket and combination thereof |
| US5697267A (en) * | 1995-01-27 | 1997-12-16 | Tsai; Chen-Chang | Socket wrench |
| CN2411080Y (en) * | 2000-01-19 | 2000-12-20 | 伟立兴业股份有限公司 | Antiskid non-return device for roller-type spanner |
| CN2411872Y (en) * | 2000-02-18 | 2000-12-27 | 上海蔡国鑫五金制品有限公司 | Ratchet screwdriver with lighting |
| CN101618531A (en) * | 2008-07-03 | 2010-01-06 | 胡厚飞 | Ratchet spanner |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108068038A (en) * | 2016-11-09 | 2018-05-25 | 冠亿齿轮股份有限公司 | With can rolling supporting structure ratchet assembly |
| CN109249354A (en) * | 2017-07-14 | 2019-01-22 | 冠亿齿轮股份有限公司 | Pneumatic tool handoff-security button |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161005 |
|
| WD01 | Invention patent application deemed withdrawn after publication |