CN1524661A - Rock tip spanner - Google Patents
Rock tip spanner Download PDFInfo
- Publication number
- CN1524661A CN1524661A CNA031064434A CN03106443A CN1524661A CN 1524661 A CN1524661 A CN 1524661A CN A031064434 A CNA031064434 A CN A031064434A CN 03106443 A CN03106443 A CN 03106443A CN 1524661 A CN1524661 A CN 1524661A
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- Prior art keywords
- head
- swing
- tooth
- section
- spanner
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention is a swing head wrench, including a driving head and a pivot set on the handle of the driving head, one end of the driving head drives screw pieces and the other end is set with a convex pivot part and one end of the handle opposite to the pivot part is set with a concave clip part, and a bolt passes through the pivot part and the clip part, a clip-pull mechanism set in the handle, the outer edge of the pivot part includes two first sections and a the second section set between the two first sections, the second section is set with teeth, and the arc surfaces of the two fist sections are higher than the tooth roots of the second section. It can effectively lift the torsional value undertaken, and its driving head can generate relative pivot swing at a small angle, making it able to be universally used in the operation in narrow space.
Description
[technical field]
The invention relates to a kind of spanner, refer to a kind of swing-head spanner especially.
[background technology]
Since the human own civilization, hand-held tool just occupies a tiny space, and since the screw invention, spanner just occupy most important status in the hand-held tool field, and common articles for use in daily life, furniture, or worker, employed machinery in the commerce, power tool, nearly all can use cooperating of bolt and nut or screw, use the purpose that reaches fixing or interlocking, be with, be used for locking or the pine oil bolt, the spanner of nut, just become the idea of work on the spot person indispensable hand-held tool, especially DIY in vogue after, in many consumer families, especially at multi-form, the bolt and the nut of size have the set of tools of different operating characteristics certainly.
With reference to Fig. 1 and Fig. 2, a kind of known swing-head spanner, an end of its head 1 are provided with one can supply ccontaining ratchet ring and the two-way ratchet drive mechanism (not shown) of spiral shell spare.The outer rim central authorities of the section of being pivoted 2 of head 1 are concaved with five circular holes 3 at interval, and this circular hole 3 is for the steel ball 5 ccontaining fixings of being located in the handle 4, make head 1 can form the angle of a location with handle 4.Because it is that the concavo-convex of arc surface cooperates that circular hole 3 closes with the fixing of 5 of steel balls, more shallow as if what circular hole 3 was established, steel ball 5 emerges in circular hole 3 easily.So for asking the preferable fixing power that obtains, need with circular hole 3 establish darker, occupied bigger area with respect to the outer rim of the section of being pivoted 2, only cause about five circular holes 3 can be set in the outer rim of the section of being pivoted 2.Therefore, the angle between put at the two-phase ortho position that produced of head 1 pivot pendulum is 36 degree.Make head 1 produce low-angle relative pivot pendulum relation, make swing-head spanner that this is known and be not suitable for operation in the small space, thereby significantly reduced the operating characteristics of spanner, manipulate and have more restriction with handle 4.
Can produce low-angle relative pivot pendulum relation between the head that makes spanner and lever, just derive another kind of spanner, as No. 380468 patent case of TaiWan, China Announcement Number, with reference to Fig. 3 and Fig. 4, it is that tooth cooperates with the concavo-convex of tooth that the head 10 of this spanner closes with the fixing of 20 of handles, it should be noted that because the whole arc surface of the section of being pivoted 13 outer rims all is provided with engaging tooth 15, and be the full-depth tooth setting.The wall thickness of the feasible section of being pivoted 13 is because of the relative minimizing of the setting of engaging tooth 15, and the wall thickness that the tooth root of engaging tooth 15 and pin-and-hole are 14 is L.With reference to Fig. 5, show swing-head spanner when pulling clockwise, the stress of head 10 sections of being pivoted 13, stressed section 14a, 14b of this head 10 can directly bear pull force.The wall thickness L of right stressed section 14b reduces because of the setting of engaging tooth 15, so when the pull force that puts on swing-head spanner was excessive, the wall of this stressed section 14b had the possibility that produces slight crack 16 or destroy, and seriously influences the torque value that spanner can bear.With reference to Fig. 6, show swing-head spanner when counterclockwise is pulled, the stress of head 10 sections of being pivoted 13, stressed section 14c, 14d of this head 10 can directly bear pull force.Same, the wall thickness L of stressed section 14d reduces because of the setting of engaging tooth 15, so when the pull force that puts on swing-head spanner was excessive, the wall of this stressed section 14b had the possibility that produces slight crack 16 or destroy, and seriously influences the torque value that spanner can bear.Sacrificed the most important torque value of spanner for the setting of asking location structure, be evident as a design of putting the cart before the horse, the disadvantages that this known swing-head spanner is derived has in fact and is researched and developed the necessity that improves.
Therefore, the present invention's problem of wanting to get rid of or alleviating Prior Art at least and met with.
[summary of the invention]
The technical problem that institute of the present invention desire solves is that known swing-head spanner head can't produce low-angle relative pivot pendulum relation with handle, be not suitable for operation in the small space, and it is located at the tooth of the section of being pivoted, make the root face of tooth and relative minimizing of wall thickness between pin-and-hole because of the full-depth tooth setting, when the pull force that puts on swing-head spanner is excessive, the meat wall that head is stressed section very easily produces slight crack or destruction, seriously influences the torque value that spanner can bear.
The purpose of this invention is to provide a kind of swing-head spanner, its abundant wall thickness of stressed section can bear bigger strength, be difficult for producing slight crack or destruction, can effectively promote the torque value that swing-head spanner can bear, and its driving head can be put with the low-angle relative pivot of generation between lever, make swing-head spanner can be common to the interior operation of small space, significantly improved the operating characteristics of spanner.
In order to achieve the above object, the invention provides a kind of swing-head spanner, comprise that a driving head and is hubbed at the lever of this driving head, this driving head has in order to drive an end of spiral shell spare, the in addition end of driving head is provided with the pivot portion that is convex, and lever is provided with the card division that is spill with respect to an end of driving head pivot portion, and passes the pivot portion of this driving head and the card division of this lever with a pin, be provided with a clip mechanism in this lever, it is characterized in that:
The pivot portion outer rim of above-mentioned driving head includes 2 first sections and and is located at second section between 2 first sections, and this second section is provided with tooth, and the arc surface of these 2 first sections is higher than the tooth root of the second section tooth.
The present invention also provides a kind of driving head of swing-head spanner, it is characterized in that:
It includes can be in order to drive first end and second end of spiral shell spare, this second end is provided with a pivot portion, this pivot portion includes 2 first sections and and is located at second section between 2 first sections, and this second section is provided with tooth, and the arc surface of this first section is higher than the tooth root of the second section tooth.
Described swing-head spanner is characterized in that: first end of this driving head is provided with one for ccontaining ratchet ring and the two-way ratchet drive mechanism of spiral shell spare.
Described swing-head spanner is characterized in that:
The stage casing of this pivot portion laterally is provided with a pin-and-hole, and this two jaw laterally is provided with a perforation, is arranged in this perforation and pin-and-hole with a pin, makes second end of driving head be hubbed at first end of lever.
Described swing-head spanner structural improvement is characterized in that: the tooth of this pivot portion second section is the indent tooth.
Described swing-head spanner is characterized in that: the tooth of this pivot portion second section is half indent tooth.
Described swing-head spanner is characterized in that: the tooth of this pivot portion second section is the arc tooth.
Described swing-head spanner is characterized in that: this clip mechanism includes a button and a fixture block, and this button is located in the hole of lever, and this fixture block is located at the hole clipping of lever, and first end of this fixture block is provided with tooth, the protruding hole clipping that is exposed to of second end of fixture block.
Described swing-head spanner is characterized in that: this button is arranged with one first and second with respect to the hole clipping place, this first second end that with second mask drop of height is arranged and optionally supply fixture block against.
Described swing-head spanner is characterized in that: this lever is a lateral margin of being located at first end for the hole of button setting.
Described swing-head spanner structural improvement is characterized in that: this lever is an end face of being located at first end for the hole of button setting.
Described swing-head spanner is characterized in that: between this button and hole, establish an elastomer, and can be outside the hole in protruding being exposed to of an end of nature knob down for pushing.
Purpose of the present invention, advantage will be more obvious from the following detailed description and related drawings.
[description of drawings]
Fig. 1 is the front view of the driving head of known swing-head spanner.
Fig. 2 is the partially cut-away side view of known swing-head spanner.
Fig. 3 is the front view of the driving head of another known swing-head spanner.
Fig. 4 is the right side view of the driving head of another known swing-head spanner, and the tooth root and the wall thickness between pin-and-hole of expression tooth are L.
Fig. 5 is the part cutaway view that another known swing-head spanner is pulled state, and spanner is pulled in expression clockwise.
Fig. 6 is the part cutaway view that another known swing-head spanner is pulled state, and the expression counterclockwise is pulled spanner.
Fig. 7 is a three-dimensional combination figure of the present invention.
Fig. 8 is a three-dimensional exploded view of the present invention.
Fig. 9 is the front view of driving head of the present invention.
Figure 10 is the left side view of driving head of the present invention, and the arc surface of table the first section and the wall thickness between pin-and-hole are L1.
Figure 11 is a part sectional view of the present invention, and the table driving head produces low-angle relative pivot pendulum with lever.
Figure 12 shows to pull clockwise spanner for the part positive view that the present invention pulls state.
Figure 13 shows counterclockwise and pulls spanner for the part positive view that the present invention pulls state.
Figure 14 is the three-dimensional combination figure of second embodiment of the invention.
Figure 15 is the three-dimensional exploded view of second embodiment of the invention.
Figure 16 is the three-dimensional combination figure of third embodiment of the invention.
Figure 17 is the three-dimensional exploded view of third embodiment of the invention.
[specific embodiment]
With reference to Fig. 7,8, the swing-head spanner 30 of first embodiment of the present invention comprises: a driving head 40, a lever 50 and a clip mechanism 60.One end of driving head 40 is hubbed at lever 50.Clip mechanism 60 is located in the lever 50, and optionally limits driving head 40 and put relation with the relative pivot of 50 of levers.
Driving head 40 includes first end and second end, and its first end is provided with one can supply ccontaining ratchet ring 41 and the two-way ratchet drive mechanism (not shown) of spiral shell spare.Its second end is provided with the pivot portion 43 that without exception is convex, and the stage casing of this pivot portion 43 also laterally is provided with a pin-and-hole 44.With reference to Fig. 9, this pivot portion 43 includes second section 432 that 2 first sections 431 and are located at 431 of 2 first sections simultaneously.This second section 432 is provided with tooth, and tooth is embodied as the arc tooth in first embodiment.With reference to Figure 10, the arc surface of this first section 431 is higher than the tooth root of second section, 432 teeth, and is thickest, and the wall thickness that the arc surface of first section 431 and pin-and-hole are 44 is L1 (L1＞L).
With reference to Figure 11, second end that shows the fixture block 62 of clip mechanism 60 is resisted against first 611 of button 61, makes the tooth 621 of fixture block 62 first ends be engaged in the tooth of driving head 40 second sections 432.The fixture block 62 of clip mechanism 60 has limited the relative displacement of 50 of driving head 40 and levers.And,, make driving head 40 produce low-angle relative pivot pendulum with lever 50 so the angle of the two-phase ortho position that driving head 40 pivots pendulum is produced between putting is 6 degree because of second section 432 of pivot portion 43 is provided with about 30 teeth.
With reference to Figure 12, show swing-head spanner when pulling clockwise, the stress of driving head 40 pivot portions 44, stressed section 44a, 44b of this driving head 40 can directly bear pull force.The wall thickness of right stressed section 44b is thickest L1 (L1＞L), and the arc surface of first section 431 is higher than the tooth root of second section, 432 teeth.When applying pull force in swing-head spanner 30, the abundant wall thickness of this stressed section 44b can bear bigger strength, is difficult for producing slight crack or destruction, has effectively promoted the torque value that swing-head spanner 30 can bear.
With reference to Figure 13, show swing-head spanner when counterclockwise is pulled, the stress of driving head 40 pivot portions 44, stressed section 44c, 44d of this driving head 40 can directly bear pull force.The wall thickness of right stressed section 44d is thickest L1 (L1＞L), and the arc surface of first section 431 is higher than the tooth root of second section, 432 teeth.When applying pull force in swing-head spanner 30, the abundant wall thickness of this stressed section 44d can bear bigger strength, is difficult for producing slight crack or destruction, has effectively promoted the torque value that swing-head spanner 30 can bear.
Figure 14 and Figure 15 show second embodiment of the present invention.Second embodiment is identical with first embodiment, except the tooth of driving head 40 second sections 432 is embodied as the indent tooth.The arc surface of this first section 431 is higher than the tooth root of second section, 432 teeth, and be thickest, when applying pull force in swing-head spanner 30, this abundant wall thickness of stressed section can bear bigger strength equally, be difficult for producing slight crack or destruction, effectively promoted the torque value that swing-head spanner 30 can bear.
Figure 16 and Figure 17 show the 3rd embodiment of the present invention.The 3rd embodiment is identical with first embodiment, is located at the end face of lever 50 first ends except the button 61 of clip mechanism 60, and the tooth of driving head 40 second sections 432 is embodied as half indent tooth.First end of this lever 50 is vertically established a hole 58, and this hole 58 is ccontaining for the button 61 of clip mechanism 60, and is communicated in hole clipping 55.
Can summarize the present invention with regard to the above and have following advantage:
1. swing-head spanner of the present invention, second section of its pivot portion is to be located between 2 first sections, this second section is provided with tooth, the arc surface of these 2 first sections is higher than the tooth root of the second section tooth, the arc surface of first section and the wall thickness between pin-and-hole are that (L1＞L), when suitable, inverse clock applied pull force in swing-head spanner, its abundant wall thickness of stressed section all can bear bigger strength to L1, be difficult for producing slight crack or destruction, effectively promoted the torque value that swing-head spanner can bear.
2. swing-head spanner of the present invention, the tooth of its pivot portion second section can be embodied as arc tooth, indent tooth or half indent tooth, and can cooperate with the fixture block of clip mechanism, driving head can be put with the low-angle relative pivot of generation between lever, swing-head spanner can more be common to the operation in the small space, has significantly improved the operating characteristics of spanner.
Claims (12)
1, a kind of swing-head spanner, comprise that a driving head and is hubbed at the lever of this driving head, this driving head has in order to drive an end of spiral shell spare, the end in addition of driving head is provided with the pivot portion that is convex, and lever is provided with the card division that is spill with respect to an end of driving head pivot portion, and pass the pivot portion of this driving head and the card division of this lever with a pin, and be provided with a clip mechanism in this lever, it is characterized in that:
The pivot portion outer rim of above-mentioned driving head includes 2 first sections and and is located at second section between 2 first sections, and this second section is provided with tooth, and the arc surface of these 2 first sections is higher than the tooth root of the second section tooth.
2, a kind of driving head of swing-head spanner is characterized in that:
It includes can be in order to drive first end and second end of spiral shell spare, this second end is provided with a pivot portion, this pivot portion includes 2 first sections and and is located at second section between 2 first sections, and this second section is provided with tooth, and the arc surface of this first section is higher than the tooth root of the second section tooth.
3, swing-head spanner as claimed in claim 1 or 2 is characterized in that:
First end of this driving head is provided with one for ccontaining ratchet ring and the two-way ratchet drive mechanism of spiral shell spare.
4, swing-head spanner as claimed in claim 1 is characterized in that:
The stage casing of this pivot portion laterally is provided with a pin-and-hole, and this two jaw laterally is provided with a perforation, is arranged in this perforation and pin-and-hole with a pin, makes second end of driving head be hubbed at first end of lever.
5, swing-head spanner structural improvement as claimed in claim 1 or 2 is characterized in that:
The tooth of this pivot portion second section is the indent tooth.
6, swing-head spanner as claimed in claim 1 or 2 is characterized in that:
The tooth of this pivot portion second section is half indent tooth.
7, swing-head spanner as claimed in claim 1 or 2 is characterized in that:
The tooth of this pivot portion second section is the arc tooth.
8, swing-head spanner as claimed in claim 1 is characterized in that:
This clip mechanism includes a button and a fixture block, and this button is located in the hole of lever, and this fixture block is located at the hole clipping of lever, and first end of this fixture block is provided with tooth, the protruding hole clipping that is exposed to of second end of fixture block.
9, swing-head spanner as claimed in claim 8 is characterized in that:
This button is arranged with one first and second with respect to the hole clipping place, this first second end that with second mask drop of height is arranged and optionally supply fixture block against.
10, swing-head spanner as claimed in claim 8 is characterized in that:
This lever is a lateral margin of being located at first end for the hole of button setting.
11, swing-head spanner structural improvement as claimed in claim 8 is characterized in that:
This lever is an end face of being located at first end for the hole of button setting.
12, swing-head spanner as claimed in claim 8 is characterized in that:
In between this button and hole, establish an elastomer, can be outside the hole in protruding being exposed to of an end of nature knob down for pushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03106443 CN1265941C (en) | 2003-02-27 | 2003-02-27 | Rock tip spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03106443 CN1265941C (en) | 2003-02-27 | 2003-02-27 | Rock tip spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1524661A true CN1524661A (en) | 2004-09-01 |
| CN1265941C CN1265941C (en) | 2006-07-26 |
Family
ID=34282745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03106443 Expired - Fee Related CN1265941C (en) | 2003-02-27 | 2003-02-27 | Rock tip spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1265941C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100348367C (en) * | 2004-01-07 | 2007-11-14 | 林彦文 | Adjustable oscillating-head wrench improving structure |
| CN100429050C (en) * | 2005-09-08 | 2008-10-29 | 胡厚飞 | Swing-head spanner push-button structure |
| CN102218720A (en) * | 2011-05-11 | 2011-10-19 | 王峰 | Connector for joint double offset ring ratchet spanner and manufacturing method thereof |
| CN103603498A (en) * | 2013-11-11 | 2014-02-26 | 浙江置华建设有限公司 | Rebar bending tool |
| CN103659705A (en) * | 2012-09-07 | 2014-03-26 | 陳怡富 | Tool meshing device |
-
2003
- 2003-02-27 CN CN 03106443 patent/CN1265941C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100348367C (en) * | 2004-01-07 | 2007-11-14 | 林彦文 | Adjustable oscillating-head wrench improving structure |
| CN100429050C (en) * | 2005-09-08 | 2008-10-29 | 胡厚飞 | Swing-head spanner push-button structure |
| CN102218720A (en) * | 2011-05-11 | 2011-10-19 | 王峰 | Connector for joint double offset ring ratchet spanner and manufacturing method thereof |
| CN103659705A (en) * | 2012-09-07 | 2014-03-26 | 陳怡富 | Tool meshing device |
| CN103659705B (en) * | 2012-09-07 | 2016-04-13 | 陳怡富 | The geared assembly of instrument |
| CN103603498A (en) * | 2013-11-11 | 2014-02-26 | 浙江置华建设有限公司 | Rebar bending tool |
| CN103603498B (en) * | 2013-11-11 | 2016-06-22 | 宁波建工建乐工程有限公司 | Bending tool for reinforcing steel bars |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1265941C (en) | 2006-07-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060726 Termination date: 20120227 |