CN102452053A - Rotating head wrench structure - Google Patents
Rotating head wrench structure Download PDFInfo
- Publication number
- CN102452053A CN102452053A CN2010105195328A CN201010519532A CN102452053A CN 102452053 A CN102452053 A CN 102452053A CN 2010105195328 A CN2010105195328 A CN 2010105195328A CN 201010519532 A CN201010519532 A CN 201010519532A CN 102452053 A CN102452053 A CN 102452053A
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- ratchet wheel
- wheel block
- articulated section
- hole
- head
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Abstract
The invention discloses a rotating head wrench structure, in particular a multi-size driving wrench known as a dog bone. The rotating head wrench structure mainly comprises a wrench, a driving head, a pivot shaft and a ratchet block, wherein the wrench head part is matched with a pivot joint part which is matched with the pivot shaft with elastic clamping; the pivot shaft can be quickly assembled or detached; multiple varisized driving heads at the wrench head part and the ratchet block also can be quickly detached, replaced and installed, thereby performing multiple tasks; and the ratchet block and the wrench are oppositely provided with an embedded part and an embedding part which are matched, so that after the driving head is detached from the wrench, the ratchet block can be quickly installed for positioning and using, thereby achieving the aim of using the wrench in multiple tasks.
Description
Technical field
The present invention relates to a kind of rotary head wrench structure, particularly a kind of spanner one or both ends have the driving head of multiple size sleeve, and can be replaced with ratchet wheel block fast or gain the rotary spanner structure of former driving head.
Background technology
The spanner two ends all had a kind of driving head of size in the past, and for the driving head structure of multiple size, then need pass through particular design.Traditional have a different size driving head in same spanner; Be commonly called as spanner for dog bone; Its two heads driving part structure respectively has eight kinds of sizes, and the novel patent of TaiWan, China M386138 number " using the structure-improved of box spanner " for example is provided with two rotatable driving heads more at the pinch bar two ends; This driving head has the sleeve of four different sizes, is being provided with magnet on the handle portion to be adsorbed on the vehicle or on other article surfaces; In addition like the novel patent of TaiWan, China M388391 number " spanner that can cooperate the use of different size nut "; The novel patents of TaiWan, China M257930 number " rotary spanner structural improvement " etc. are all same with preceding a case; Be set as the structure of multiple-piece at the shank of spanner, winding is integral each other; The novel patent of TaiWan, China M370463 number " spanner of the different size use of can arranging in pairs or groups " then is between spanner and rotating driving head, to be provided with a stop part, is used for backstop pivotable drive head.As above various many Dimension Drive spanner structure is the compound structural form of many sleeves on the driving head structure, the function that only can provide sleeve to drive; Can't provide other to drive the function of form; For example ratchet is used thereby can't form multitask, causes the restriction on the function of use.
The above many Dimension Drive spanner, all less than improveing aspect the quick replacing head construction, the scheme such as the novel patent of TaiWan, China M315623 number " rotary spanner structural improvement " of improvement then are to be provided with a space at this spanner shank in this respect; One fixture passes across this space, relies on the width in this space of this fixture control, can be released or grip so that be held on driving head between two jig arm; The shank between this two jig arm is located in this space, very easily causes the problem of the stress concentration of shank structure, makes this shank after using a period of time; The structural strength that causes the stress concentrations to cause changes, thus necessity of improvement is arranged, and this fixture must rely on the mode of screw lock packing to fix; Because the process speed of screw lock is limited, can't fast and effectively change, cause ease of use not good; And no matter change the driving head of which kind of size; The driving head form is more than one structure that the size sleeve is compound at present, does not have other task forms, like ratchet; Make it can't cooperate present shank to use, the use of different demands also can't be provided.Therefore, general dog bone spanner only can be many sizes sleeve Drive Structure, can't cooperate the ratchet mode to make; Therefore when needs use the ratchet spine move; Must be in the driving head sleeve an external joint, connect ratchet again at the other end of joint, this is very inconvenient in the use.
Summary of the invention
The technical problem that the present invention will solve provides a kind of rotary head wrench structure, and it can change driving head fast, carries out a plurality of tasks.
For solving the problems of the technologies described above, rotary head wrench structure of the present invention comprises: a spanner, a driving head, a pivot, a ratchet wheel block; The pivot that is articulated between this spanner and driving head is a quick detachable structure; Promptly on this pivot perpendicular to this pivot shaft to direction on be provided with an elasticity overhead keeper; So that when this pivot is placed through on this spanner; This keeper elastic telescopic also is fastened on the relative structure of this spanner, and this driving head can be separated fast or be combined on this spanner.This spanner with respect to the accommodation space sidewall of ccontaining this driving head on intermarginal concavo-convex embedding system portion that cooperates and the embedding bonding part of being provided with relatively of ratchet wheel block week; Make this ratchet wheel block can be positioned in this accommodation space fast; And drive for it; Form the drive structure of a ratchet form, thereby obtain different worker's attitudes, comprise multiple size sleeve and different demands such as ratchet.
Rotary spanner of the present invention; Be provided with respect to this pivot place of passing at this spanner and wear axis hole; And wear the spigot of deciding that the axis hole periphery is provided with the groove form in this, and on the axle portion of this pivot, be provided with the bolt that ends of relative protrusion, after this pivot is packed this spanner into; Should end bolt and be equipped in this and decide on the spigot, thereby keep this pivot not rotate.And the fastening part that in this driving head pivot hole, is provided with dentation is held in this fastening part with the keeper elastic top that cooperates this pivot, makes this driving head can become the rotation of paragraph form, locatees fast to be convenient to the user.
Rotary spanner of the present invention; In the ratchet wheel block position relative with this spanner; Be provided with halt groove and have the piece spare of deciding that elasticity holds strength of groove form, so that this ratchet wheel block can form the structural relation of elasticity blocking location in addition when mutual concavo-convex embedding system, to improve the stability after the embedding system.
Rotary spanner of the present invention provides a kind of rotary head wrench structure, and this spanner is provided with the fitting portion of depression to this ratchet wheel block at Wrench head in addition, and it is suitable with this ratchet wheel block width; So that when this spanner is taken in this ratchet wheel block; Can directly this ratchet wheel block be equipped on the fitting portion of this depression, an end face is still open simultaneously, can be used to directly drive work; And the ratchet centre of this ratchet wheel block is provided with a joint in addition; These joint two ends are respectively individual layer and the polygonal fastening part structure of multilayer, and are provided with a keeper and a discoid retaining edge that is held by elasticity in this joint waist place, drive to be used this ratchet wheel block.
But the driving head and the ratchet wheel block of rotary spanner Fast Installation of the present invention and the many sizes of dismounting, thus a plurality of tasks can be carried out, reach the convenience in the use.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed explanation:
Fig. 1 is the schematic perspective view after the entire combination of the present invention;
Fig. 2 is a total system decomposing schematic representation of the present invention;
Fig. 3 is that driving head of the present invention is separated spanner stereoscopic-state sketch map when cooperating ratchet wheel block to use;
Fig. 4 is another embodiment of the present invention handstand body sketch map.
The specific embodiment
As depicted in figs. 1 and 2; The head at spanner of the present invention 10 two ends is U-shaped articulated section 11; What these articulated section 11 nearly two free ends were provided with the perforation form relatively wears axis hole 110; One wear that axis hole 110 internal diameter edges are provided with a depression square groove shape in addition decide spigot 111, this is decided spigot 111 and wears axis hole 110 directions along this and establish by concaving outside the articulated section 11.Form the outside accommodation space 12 of a recess in this articulated section 11; At least cooperate one to be located at these articulated section 11 free ends stretch out a convex to this accommodation space 12 with respect to both sides to the corner of the first embedding bonding part 113 that is provided with a circular hole on the custom made aperture 112 (this legend is designed to two custom made aperture 112) of the groove-like on the end face of this accommodation space 12, these articulated section 11 relative these accommodation space 12 centre walls in addition and this articulated section 11 the second embedding bonding part 114; Except can connecing the driving head 20 of establishing traditional many sleeves form; Cooperate again one can disassemble or be combined in spanner 10 fast pivot 30; Can also rabbet one block and have the ratchet wheel block 40 and joint 50 of ratchet 41, thereby can carry out the multi-task.
Driving head of the present invention 20 and common structure driving head structural similarity promptly have size difference and direction difference and are join a plurality of drive holes 21 of combined state of sleeve, this drive hole 21 across structure that is bonded with each other.Wherein, these driving head 20 centers are provided with a pivot hole 22, and are provided with profile of tooth fastening part 220 at these pivot hole 22 openends, to cooperate the relative structure on this pivot 30, reach the effect of paragraph type blocking.
Said ratchet wheel block 40 is an a flat square body structure, is provided with a ratchet 41 in the maximum area place, and the width of this ratchet wheel block 40 is suitable with said accommodation space 12, and this ratchet wheel block 40 can be to use to be convenient to assembling by this accommodation space 12 openings turnover; This ratchet wheel block 40 perpendicular to these ratchet 41 central shafts to locate to be provided with in addition one laterally run through cylinder poroid wear axial region 42, penetrate for the axle portion 301 of aforementioned pivot 30 and be articulated on this spanner 10; And be provided with a poroid receiving part 43 and be provided with for a location device 44 near aforementioned axle 42 places of wearing in a side of ratchet wheel block 40 at least; Ratchet wheel block 40 both sides respectively are provided with the receiving part 43 of a ccontaining said positioner 44 in the present embodiment; This positioner 44 has halt piece spare 440 and an ejection of a steel ball form should decide the elastomer 441 of the spring form of piece spare 440; So that when these ratchet wheel block 40 embeddings are formed in this accommodation space 12; Decide piece spare 440 elasticity by this and be equipped on this custom made aperture 112, and reach the purpose of Primary Location;
And this ratchet wheel block 40 is provided with concavo-convex relative embedding system integrated structure with these accommodation space 12 relative articulated section 11 walls; Its structure is: ratchet wheel block 40 is provided with columned first an embedding system portion 45 with respect to 113 places, the circular hole first embedding bonding part of this articulated section 11; This corner, first embedding system portion, 45 both sides is concaved with the second embedding system portion 46; To cooperate the aforementioned second embedding bonding part 114, the rock-steady structure that formation one is fastened.
This joint 50 is a polygonal column structure; Legend is a hexagonal cylinder; 51 two ends are respectively the multilayer fastening part 52 and an individual layer fastening part 53 of a multilayer and individual layer ladder form to this joint 50 in the stage casing, to cooperate the drive hole 21 of spine move different size sleeve form respectively with aforementioned ratchet wheel block 40; And 51 nearly these multilayer fastening part 52 ends form the retaining edge 54 of a flange form in the middle section; And in these middle section 51 middle positions one hole is set radially, in be equipped with the spring 56 of a steel ball form keeper 55 and this keeper 55 of ejection, rely on elastic top to be stuck in ratchet 41 inside of this ratchet wheel block 40.
By aforementioned structure; Driving head 20 is placed in this accommodation space 12 during practical application; Place by this pivot 30 and can make being positioned on this spanner 10 that this driving head 20 confirms, also can the mode of this pivot 30 directly to detach be separated these driving head 20 positions of former pivot joint with this pivot 30 earlier; Again this 11 first embedding bonding parts 113, articulated section and second embedding bonding part 114 are aimed at by these ratchet wheel block 40 first embedding system portions 45 with the second embedding system portion 46; Directly mutual embedding system cooperates this custom made aperture 112 and decides the mutual elasticity blocking of piece spare 440, thereby reaches the purpose that resets more.
During use such as Fig. 3, similar general ratchet spanner; This pivot 30 also can return insertion again this is worn axis hole 110 and wears axial region 42 simultaneously, so that this ratchet wheel block 40 reaches the optimum position on this spanner 10; And switchable aforementioned joint 50 is to this ratchet wheel block 40, and the end is the driving head 20 pulled down of winding again so that this driving head 20 in addition drive holes 21 of end can become box spanner with ratcher function, become the structure of a multitask.
Be concaved with the fitting portion 115 of a depression in addition on 11 surfaces, articulated section of this spanner 10 in addition, for setting this ratchet wheel block 40 at ordinary times, and other driving heads 20 still are articulated in this spanner 10 two ends, reach the convenience in the use.
And for example shown in Figure 4; Ratchet wheel block 40 of the present invention only has the first embedding system portion 45, and this articulated section 11 then has the relative first embedding bonding part 113, with the location that is fastened; And on this ratchet wheel block 40, cooperate ratchet 41 places to be provided with the direction control piece 47 of direction-control apparatus in addition; This partial structure is a common structure, is not this pattern characteristics place, so repeat no more.
Claims (10)
1. rotary head wrench structure is characterized in that it comprises:
One spanner, its head are the articulated sections that takes the shape of the letter U, and nearly two free ends in this articulated section are provided with the axis hole of wearing of perforation form relatively, and this articulated section forms an accommodation space;
One driving head, its have size difference and direction different be join a plurality of drive holes of combined state of sleeve, this driving head center is provided with a pivot hole;
One pivot; It has a diameter greater than the aforementioned head of wearing shaft hole diameter; And be provided with by this head and wear the shaft-like axle portion that axis hole stretches out to this; This axle portion is provided with one and holds the part hole with the elastomer of a ccontaining spring form and the keeper of a steel ball form, and slightly outstanding this of this keeper holds the openend in part hole, locatees and can separate each other with the mutual elasticity blocking of spanner;
One ratchet wheel block, it is provided with a ratchet, and this ratchet wheel block width is suitable with said accommodation space, and the sidewall of the said articulated section that this ratchet wheel block is relative with said accommodation space is provided with concavo-convex relative embedding system integrated structure.
2. rotary head wrench structure as claimed in claim 1, wherein, the free end of said articulated section is with respect to the custom made aperture that is provided with a groove-like on the end face of said accommodation space at least; Said ratchet wheel block is provided with a poroid receiving part at least; This receiving part supplies to be provided with a location device; This positioner comprises that halt piece spare and an ejection of a steel ball form should decide the elastomer of the spring form of piece spare; Said ratchet wheel block embedding is formed in the said accommodation space, saidly decides piece spare elasticity and is equipped on the said custom made aperture.
3. rotary head wrench structure as claimed in claim 1; The said articulated section wall that said ratchet wheel block is relative with said accommodation space is provided with concavo-convex relative embedding system integrated structure, and the columned first embedding system portion that this embedding system integrated structure locates to be provided with by the first embedding bonding part and the said ratchet wheel block of the circular hole on the wall of the said relatively accommodation space centre in said articulated section with respect to the first embedding bonding part of the circular hole on the said articulated section is fastened and combines to constitute.
4. rotary head wrench structure as claimed in claim 1; The articulated section wall that said ratchet wheel block is relative with said accommodation space is provided with concavo-convex relative embedding system integrated structure; This embedding system integrated structure is included in the second embedding bonding part of a convex of stretching out to this accommodation space to the corner both sides, said articulated section; Said ratchet wheel block is provided with the second embedding system portion relatively, to cooperate the aforementioned second embedding bonding part, the rock-steady structure that formation one is fastened.
5. rotary head wrench structure as claimed in claim 1, on the said ratchet wheel block perpendicular to this ratchet central shaft to locating to be provided with in addition the poroid axial region of wearing of cylinder that laterally runs through, supply the axle portion of aforementioned pivot to penetrate, be articulated on this spanner.
6. rotary head wrench structure as claimed in claim 1, said ratchet wheel block are concaved with a depression fitting portion in addition on surface, said spanner articulated section, be used for setting ratchet wheel block.
7. rotary head wrench structure as claimed in claim 1 cooperates the ratchet place to be provided with direction-control apparatus in addition on the said ratchet wheel block.
8. rotary head wrench structure as claimed in claim 1; Be provided with a joint on the ratchet of said ratchet wheel block in addition, this joint is a polygonal column structure, and these both ends, joint stage casing are respectively the multilayer fastening part and an individual layer fastening part of a multilayer and individual layer ladder form; Cooperate with aforementioned ratchet wheel block respectively; With the drive hole of the sleeve form of spine move different size, and nearly this multilayer fastening part end forms flange form retaining edge in the middle section, and the middle position in this middle section radially is provided with a hole; This hole is used for the keeper of a ccontaining steel ball form and the spring of this keeper of ejection, and it is inner to rely on elastic top to be stuck in this ratchet wheel block ratchet.
9. rotary head wrench structure is characterized in that it comprises:
One spanner, its head is provided with the articulated section, and nearly two free ends in this articulated section are provided with the axis hole of wearing of perforation form relatively, and this articulated section forms an accommodation space;
One driving head, it has size difference and direction difference and is join a plurality of drive holes of combined state of sleeve, and this driving head center is provided with a pivot hole;
One pivot; It has a diameter greater than the aforementioned head of wearing shaft hole diameter; And wear the shaft-like axle portion that axis hole stretches out to said by this head; This axle portion is provided with one and holds the part hole with a ccontaining spring form elastomer and a steel ball form keeper, and this keeper is slightly outstanding should to hold part hole openend, located and can separate each other with the mutual elasticity blocking of spanner;
One ratchet wheel block, it is provided with a ratchet, and this ratchet wheel block width is suitable with said accommodation space, and this ratchet wheel block is by the opening turnover of said accommodation space;
The articulated section wall that said ratchet wheel block is relative with said accommodation space is provided with concavo-convex relative embedding system integrated structure; This embedding system tuberculosis structure comprises: the first embedding bonding part of the circular hole that said articulated section said relatively accommodation space centre wall is provided with; Said ratchet wheel block is provided with columned first an embedding system with respect to place, the said articulated section circular hole first embedding bonding part; The second embedding bonding part of a convex is stretched out in both sides, said articulated section to said accommodation space to the corner; Said ratchet wheel block is provided with the second embedding system portion relatively, and this second embedding system portion is used for cooperating the aforementioned second embedding bonding part blocking to combine.
10. rotary head wrench structure is characterized in that it comprises:
One spanner, its head are the articulated section that takes the shape of the letter U, and nearly two free ends in this articulated section are provided with the axis hole of wearing of perforation form relatively, and this articulated section forms an accommodation space;
One driving head, it has size difference and direction difference and is join a plurality of drive holes of combined state of sleeve, and this driving head center is provided with a pivot hole;
One pivot; Has a diameter greater than the aforementioned head of wearing shaft hole diameter; And wear the shaft-like axle portion that axis hole stretches out to said by this head; This axle portion is provided with one and holds the part hole with the elastomer of a ccontaining spring form and the keeper of a steel ball form, and this keeper is slightly outstanding should to hold part hole openend, located and can separate each other with the mutual elasticity blocking of spanner;
Said wear that the shaft hole diameter peripheral region is provided with a depression square groove shape in addition decide spigot; Should decide spigot wear the axis hole direction and establish along this by concaving outside the said articulated section; The axle portion of said pivot axially is provided with one near said head perpendicular to said axle portion and holds keyhole, and this appearance keyhole is used for planting and fixes the bolt that ends of a direct rod shape, supplies said axle portion to penetrate the said axis hole of wearing; Should end the end blocking that bolt protrudes said axle portion and go into decide spigot, said axle portion maintenance is not rotated;
The pivot hole openend of said driving head is provided with the profile of tooth fastening part, and said keeper and this fastening part relative resilient blocking produce the blocking of paragraph type elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105195328A CN102452053A (en) | 2010-10-26 | 2010-10-26 | Rotating head wrench structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105195328A CN102452053A (en) | 2010-10-26 | 2010-10-26 | Rotating head wrench structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102452053A true CN102452053A (en) | 2012-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105195328A Pending CN102452053A (en) | 2010-10-26 | 2010-10-26 | Rotating head wrench structure |
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| CN (1) | CN102452053A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514372A (en) * | 2016-11-28 | 2017-03-22 | 桐乡市石门仪表机械厂 | Processing fixture for dog bone-shaped wrench |
| CN112959266A (en) * | 2021-04-02 | 2021-06-15 | 北方华锦化学工业股份有限公司 | Portable belt wheel mechanism's dismouting mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1811137A (en) * | 1930-01-15 | 1931-06-23 | Williams J H & Co | Socket wrench |
| CN2737503Y (en) * | 2004-07-29 | 2005-11-02 | 谢智庆 | Changeable spanners |
| CN2748684Y (en) * | 2004-03-17 | 2005-12-28 | 徐州工程机械科技股份有限公司徐工研究院 | Axial positioning pin |
| US7104165B2 (en) * | 2004-01-16 | 2006-09-12 | Te-Chen Chu | Swing head structure of wrench with two kinds of torque output |
| CN2902590Y (en) * | 2006-04-18 | 2007-05-23 | 姚志令 | Multihead socket spanner |
| CN200984718Y (en) * | 2006-12-15 | 2007-12-05 | 特典工具有限公司 | Ratchet wrench structure suitable for three-kind of cubic head sleeve barrel |
| CN101596707A (en) * | 2009-03-03 | 2009-12-09 | 上海齐迈五金有限公司 | A kind of multifunctional bolt turning tool ratchet handle |
| CN201519920U (en) * | 2009-10-27 | 2010-07-07 | 文登威力高档工具有限公司 | Multi-head sleeve spanner |
| CN201573141U (en) * | 2009-12-24 | 2010-09-08 | 上海昆杰五金工具有限公司 | Multi-head ratchet sleeve spanner |
| TWM388391U (en) * | 2010-02-08 | 2010-09-11 | Zhi-Ming Zhang | Wrench capable of being adjusted to fit various sizes of nut |
-
2010
- 2010-10-26 CN CN2010105195328A patent/CN102452053A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1811137A (en) * | 1930-01-15 | 1931-06-23 | Williams J H & Co | Socket wrench |
| US7104165B2 (en) * | 2004-01-16 | 2006-09-12 | Te-Chen Chu | Swing head structure of wrench with two kinds of torque output |
| CN2748684Y (en) * | 2004-03-17 | 2005-12-28 | 徐州工程机械科技股份有限公司徐工研究院 | Axial positioning pin |
| CN2737503Y (en) * | 2004-07-29 | 2005-11-02 | 谢智庆 | Changeable spanners |
| CN2902590Y (en) * | 2006-04-18 | 2007-05-23 | 姚志令 | Multihead socket spanner |
| CN200984718Y (en) * | 2006-12-15 | 2007-12-05 | 特典工具有限公司 | Ratchet wrench structure suitable for three-kind of cubic head sleeve barrel |
| CN101596707A (en) * | 2009-03-03 | 2009-12-09 | 上海齐迈五金有限公司 | A kind of multifunctional bolt turning tool ratchet handle |
| CN201519920U (en) * | 2009-10-27 | 2010-07-07 | 文登威力高档工具有限公司 | Multi-head sleeve spanner |
| CN201573141U (en) * | 2009-12-24 | 2010-09-08 | 上海昆杰五金工具有限公司 | Multi-head ratchet sleeve spanner |
| TWM388391U (en) * | 2010-02-08 | 2010-09-11 | Zhi-Ming Zhang | Wrench capable of being adjusted to fit various sizes of nut |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514372A (en) * | 2016-11-28 | 2017-03-22 | 桐乡市石门仪表机械厂 | Processing fixture for dog bone-shaped wrench |
| CN112959266A (en) * | 2021-04-02 | 2021-06-15 | 北方华锦化学工业股份有限公司 | Portable belt wheel mechanism's dismouting mechanism |
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Application publication date: 20120516 |