CN103252742B - Idling and resetting device for wrench tool - Google Patents
Idling and resetting device for wrench tool Download PDFInfo
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- CN103252742B CN103252742B CN201210034405.8A CN201210034405A CN103252742B CN 103252742 B CN103252742 B CN 103252742B CN 201210034405 A CN201210034405 A CN 201210034405A CN 103252742 B CN103252742 B CN 103252742B
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Abstract
Disclosed is an idling and resetting device for a wrench tool. A wrench tool is provided with a tool end, the tool end is provided with two clamping jaws with abutting and pulling surfaces, an inner concave portion is arranged in the abutting and pulling surface of one of the two clamping jaws, an accommodating groove with a blocking edge is formed in the inner concave portion, a penetrating groove is arranged in the eccentric position of the blocking edge, an auxiliary clamping jaw is arranged in the accommodating groove in a penetrating mode, the front end of the auxiliary clamping jaw is provided with an abutting and pulling portion, the eccentric position of the rear end of the auxiliary clamping jaw is connected with a positioning rod which extends out of the penetrating groove in a penetrating mode, the auxiliary clamping jaw is pushed through an elastic element, the abutting and pulling portion of the auxiliary clamping jaw elastically protrudes and extends from the inner concave portion of the clamping jaw, a limit piece is utilized to prevent the auxiliary clamping jaw from breaking away from the accommodating groove of a wrench body, and the abutting and pulling portion of the auxiliary clamping jaw clamps and abuts against the abutting and pulling surface of the other clamping jaw to dismantle and mount bolt tools and to achieve the function of reverse idling and resetting. Therefore, by utilizing eccentric positioning mode of the auxiliary clamping jaw and the positioning rod, the rotation deviation of the auxiliary clamping jaw can be prevented, the auxiliary clamping jaw can clamp and abut against the bolt tools correctly, and accordingly the using convenience of the tool is improved and the positioning of the auxiliary clamping jaw can be guaranteed.
Description
Technical field
The invention provides the eccentric locate mode that a kind of profit utilizes additional lock jaw and backstay, additional lock jaw pivot offset can be prevented, additional lock jaw is made correctly to clip bolt tool, and hoisting tool ease of use and guarantee the idle running resetting means of the Wrench of locating additional lock jaw.
Background technology
In order to make as used when the Wrench such as open-end wrench or monkey wrench is easy to limited space, generally that installing can the additional lock jaw of elastic telescopic on the folder jaw of Wrench, and utilize the elastic telescopic start of additional lock jaw, to provide oppositely idle running reset effect.
Refer to shown in Fig. 1, for TaiWan, China announces I No. 355990 " open fast wrench " patent of invention cases, this open fast wrench 1 is provided with open driving part 100 in one end of lever H, this open driving part 100 is provided with the first folder jaw 110 of tool first abutment walls 114, second folder jaw 120 of tool second abutment walls 124, and be positioned at first, two folder jaws 110, tie member room 160 between 120, first abutment walls 114 of this first folder jaw 110 is formed with inner fovea part 112, with in the operating process of pulling back in dallying, for the outstanding bight holding working substance W, second abutment walls 124 of this second folder jaw 120 extends an inwall 126 to the inside, and between the extension line and this inwall 126 of the second abutment walls 124, form a tie member make a concession room 128, separately be provided with one in this inwall 126 to make a concession with this tie member the auxiliary jaw that room 128 adjoins and make a concession hole 130, for installing one auxiliary jaw 140 and spring S, one end system of this auxiliary jaw 140 is provided with abutment face 143 and a pressing surface 144, and be provided with stopper slot 148 in anchor ring, and wear in the second folder jaw 120 the auxiliary jaw locating part 150 be coupled with this stopper slot 148, can resilient movement not be subject between the second place of bias voltage by the primary importance and of bias voltage in one to limit this auxiliary jaw 140, refer to shown in Fig. 2, in time operating this open fast wrench 1 and pull working substance W, this auxiliary jaw 140 is positioned at not by the primary importance of bias voltage, and presss from both sides the common holder crop W of jaw 110 with the abutment face 143 and first of auxiliary jaw 140, and pulls force to working substance W, refer to shown in Fig. 3, in time operating idle running and pull back, that open fast wrench 1 is reversely rotated, namely the pressing surface 144 of this auxiliary jaw 140 is subject to the reaction force of the edge WS of working substance W, make auxiliary jaw 140 be withdrawn into auxiliary jaw by primary importance and make a concession the second place in hole 130, and then open fast wrench 1 can oppositely be dallied pull back, but, this open fast wrench 1 is when the auxiliary jaw that making second is pressed from both sides on jaw 120 makes a concession hole 130 and auxiliary jaw 140, make a concession hole 130 for making auxiliary jaw and be easy to processing, generally make a concession hole 130 with bore mode auxiliary jaw processed cylindrically on the second folder jaw 120, the auxiliary jaw of arranging in pairs or groups cylindrically with cylindrical auxiliary jaw 140 again makes a concession hole 130, and the collocation of this auxiliary jaw 140 is installed in auxiliary jaw when making a concession in hole 130, this cylindrical auxiliary jaw 140 can be made a concession in hole 130 in auxiliary jaw and be rotated arbitrarily, by the edge WS making the abutment face 143 of auxiliary jaw 140 cannot contact working substance W completely, therefore, this auxiliary jaw 140 separately offers stopper slot 148 in anchor ring, and wear in the second folder jaw 120 the auxiliary jaw locating part 150 be coupled with this stopper slot 148, it is except mainly limiting except the rectilinear movement position of auxiliary jaw 140, and have concurrently and prevent auxiliary jaw 140 from rotating, make the abutment face 143 of auxiliary jaw 140 can keep being positioned tram, but, the stopper slot 148 of this auxiliary jaw 140 and the locate mode of auxiliary jaw locating part 150, due in order to make the rectilinear movement that auxiliary jaw 140 can be smooth-going, it must make stopper slot 148 cell wall of this auxiliary jaw 140 and the anchor ring of auxiliary jaw locating part 150 keep suitable gap, and the pivot offset done a little still can be made a concession in hole 130 in auxiliary jaw by making columned auxiliary jaw 140 in this gap, and make the abutment face 143 of auxiliary jaw 140 correctly cannot clip the edge WS of working substance W, and then the abutment face 143 of locating auxiliary jaw 140 cannot be guaranteed, though separately it can improve the processing precision of the assembly such as stopper slot 148, auxiliary jaw locating part 150 of auxiliary jaw 140, the stopper slot 148 of auxiliary jaw 140 is precisely coordinated with auxiliary jaw locating part 150, but, which only can reduce the rotation amplitude of auxiliary jaw 140, still cannot guarantee the abutment face 143 of locating auxiliary jaw 140.
In view of this, the present inventor is engaged in research and development and the making experience of relevant industries then for many years with it, for the problems faced further investigation of current institute, through long-term endeavour research with study, eventually grind the idle running resetting means creating a kind of Wrench, and improving the scarce fraud of prior art thus, this is design aim of the present invention.
Background technology: 1-open fast wrench; 100-open driving part; 110-first presss from both sides jaw; 112-inner fovea part; 114-first abutment walls; 150-second presss from both sides jaw; 124-second abutment walls; 126-inwall; 128-tie member makes a concession room; 130-auxiliary jaw makes a concession hole; 140-auxiliary jaw; 143-abutment face; 144-pressing surface; 148-stopper slot; 150-auxiliary jaw locating part; 160-tie member room; H-lever; S-spring; W-working substance; WS-edge;
The present invention: 20-wrench body; 201-first presss from both sides jaw; 201a-first is to the face of pulling; 201b-first inner fovea part; 202-second presss from both sides jaw; 202a-second is to the face of pulling; 202b-second inner fovea part; 203-fit portion; 204-tank; 205-block edge; 206-wears groove; 207-slotted eye; 21-additional lock jaw; 211-is to the portion of pulling; 212-compression part; 213-screw; 22-backstay; 221-thread segment; 222-locating part; 23-flexible member; 30-bolt tool; 301-side; 301a-side; 302-holds angle; 40-wrench body; 401-first presss from both sides jaw; 401a-first is to the face of pulling; 401b-first inner fovea part; 402-second presss from both sides jaw; 402a-second is to the face of pulling; 402b-second inner fovea part; 403-fit portion; 404-tank; 405-block edge; 406-wears groove; 407-slotted eye; 41-additional lock jaw; 411-is to the portion of pulling; 412-compression part; 42-backstay; 421-thread segment; 422-locating part; 43-flexible member; 30-bolt tool; 301-side; 302-holds angle; 50-wrench body; 501-first presss from both sides jaw; 501a-first is to the face of pulling; 501b-first inner fovea part; 502-second presss from both sides jaw; 502a-second is to the face of pulling; 502b-second inner fovea part; 503-fit portion; 504-tank; 505-block edge; 506-wears groove; 507-slotted eye; 51-additional lock jaw; 511-is to the portion of pulling; 512-compression part; 513-screw; 52-backstay; 521-thread segment; 522-locating part; 53-flexible member.
Summary of the invention
An object of the present invention, be to provide a kind of idle running resetting means of Wrench, it is provided with tool ends end in wrench body, this tool ends end is provided with two the folder jaws of tool to the face of pulling, in one folder jaw be provided with inner fovea part to the face of pulling, and the tank of tool block edge is offered in this inner fovea part, and be provided with in the eccentric position of this block edge and wear groove, separately in this tank, wear an additional lock jaw, the front end of this additional lock jaw is provided with to the portion of pulling, rear end then links one in eccentric position and stretches through out that this wears the backstay of groove, again with flexible member pushing tow additional lock jaw, make the inner fovea part protruding out a folder jaw to the portion elasticity of pulling of additional lock jaw, and prevent additional lock jaw from departing from the tank of wrench body with locating part, and with this additional lock jaw press from both sides jaw to the portion of pulling and another clip dismounting bolt tool to the face of pulling, and effect that oppositely idle running resets is provided, and reach the practical purpose of hoisting tool ease of use.
Object two of the present invention, be to provide a kind of idle running resetting means of Wrench, it is provided with in the block edge eccentric position of wrench body to wear groove, an additional lock jaw is worn in this tank, the front end of this additional lock jaw is provided with to the portion of pulling, rear end then links one in eccentric position and stretches through out that this wears the backstay of groove, again with flexible member pushing tow additional lock jaw, make the inner fovea part protruding out a folder jaw to the portion elasticity of pulling of additional lock jaw, and prevent additional lock jaw from departing from the tank of wrench body with locating part, and utilize the eccentric locate mode of additional lock jaw and backstay, additional lock jaw pivot offset can be prevented, additional lock jaw is made correctly to clip bolt tool, and then reach the practical purpose guaranteeing to locate additional lock jaw.
For reaching above-mentioned purpose, the invention provides a kind of idle running resetting means of Wrench, it includes:
Wrench body, is provided with tool ends end at least one end, and this tool ends end is provided with tool to two of the face of pulling folder jaws, is provided with inner fovea part at least one folder jaw to the face of pulling, and this inner fovea part offers the tank of tool block edge, and is provided with in the eccentric position of this block edge and wears groove;
Additional lock jaw, is arranged in wrench body one and presss from both sides in the tank of jaw, and is provided with to the portion of pulling in this additional lock jaw front end;
Backstay, front end is linked to the rear end eccentric position of additional lock jaw, and what the rear end of this backstay then stretched through out wrench body wears groove, and prevents additional lock jaw from departing from the tank of wrench body with locating part;
Flexible member, for pushing tow additional lock jaw, what make this additional lock jaw protrudes out to the portion elasticity of pulling the inner fovea part that wrench body one presss from both sides jaw.
The idle running resetting means of described Wrench, wherein, this wrench body is provided with the tool ends end that tool first presss from both sides jaw and the second folder jaw at least one end, inner side of this first folder jaw be provided with first to the face of pulling inner side of this second folder jaw be then provided with press from both sides with first jaw first to the face of pulling relative second to the face of pulling, and press from both sides second of jaw in first of this first folder jaw to the face of pulling and second between the face of pulling, be provided with the fit portion that confession is nested with bolt tool.
The idle running resetting means of described Wrench, wherein, this wrench body is provided with the first inner fovea part in first of the first folder jaw to the face of pulling, and second of the second folder jaw is then provided with the second inner fovea part to the face of pulling.
The idle running resetting means of described Wrench, wherein, the axis of this wrench body tank and second is pressed from both sides second of jaw and have angle of inclination between the face of pulling.
The idle running resetting means of described Wrench, wherein, this additional lock jaw is provided with in end and pushes away for bolt tool pressure the compression part inside contracted.
The idle running resetting means of described Wrench, wherein, the eccentric position that groove place is worn in corresponding wrench body in the rear end of this additional lock jaw is provided with screw, and the front end of this backstay is then provided with the thread segment mutually locked with the screw of additional lock jaw.
The idle running resetting means of described Wrench, wherein, the rear end that this backstay wears groove in the wrench body that stretches through out is provided with locating part, and with the locating part of the spacing backstay of block edge block of wrench body.
The idle running resetting means of described Wrench, wherein, the rear end that this backstay wears groove in the wrench body that stretches through out is provided with thread segment, can be the locating part of nut for locking, and with the locating part of the spacing backstay of block edge block of wrench body.
The idle running resetting means of described Wrench, wherein, this flexible member is sheathed on backstay, and make one end of flexible member be connected to the rear end of additional lock jaw, the rear end of this additional lock jaw is then connected to the block edge of tank, for pushing tow additional lock jaw, make the inner fovea part protruding out folder jaw to the portion elasticity of pulling of additional lock jaw.
The idle running resetting means of described Wrench, wherein, this flexible member is spring.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation that TaiWan, China announces I No. 355990 Patent Cases;
Fig. 2 is the use schematic diagram () that TaiWan, China announces I No. 355990 Patent Cases;
Fig. 3 is the use schematic diagram (two) that TaiWan, China announces I No. 355990 Patent Cases;
Fig. 4 is decomposing schematic representation of the present invention;
Fig. 5 is combination schematic diagram of the present invention;
Fig. 6 is assembled sectional view of the present invention;
Fig. 7 is use schematic diagram () of the present invention;
Fig. 8 is use schematic diagram (two) of the present invention;
Fig. 9 is use schematic diagram (three) of the present invention;
Figure 10 is the decomposing schematic representation of another embodiment of the present invention;
Figure 11 is the combination schematic diagram of another embodiment of the present invention;
Figure 12 is the assembled sectional view of another embodiment of the present invention;
Figure 13 is the decomposing schematic representation of further embodiment of this invention;
Figure 14 is the combination schematic diagram of further embodiment of this invention;
Figure 15 is the assembled sectional view of further embodiment of this invention.
Description of reference numerals:
Detailed description of the invention
To have the present invention for making your auditor and further understand, hereby lift a preferred embodiment and coordinate accompanying drawing, describe in detail as rear:
Refer to shown in Fig. 4, Fig. 5, Fig. 6, the idle running resetting means of Wrench of the present invention, it includes one be the wrench body 20 of open-end wrench, additional lock jaw 21, backstay 22 and flexible member 23, this wrench body 20 is provided with the tool ends end that tool first presss from both sides jaw 201 and the second folder jaw 202 at least one end, the inner side of this first folder jaw 201 is provided with first to the face 201a that pulls, and nearly block edge place is provided with the first inner fovea part 201b, inner side of this second folder jaw 202 be then provided with to press from both sides with first jaw 201 first to the face 201a that pulls relative second to the face 202a that pulls, and press from both sides second of jaw 202 to the face 201a and second that pulls be provided with fit portion 203 to pulling between the 202a of face, for being nested with bolt tool in first of this first folder jaw 201, separately be provided with the second inner fovea part 202b in second of this second folder jaw 202 to the face 202a of pulling, and the tank 204 of tool block edge 205 is offered in this second inner fovea part 202b place, and offer one in the eccentric position of this block edge 205 and wear groove 206, and be communicated to the slotted eye 207 of the second folder jaw 202 outside, in the present embodiment, this tank 204 cylindrically, and press from both sides second of jaw 202 and have suitable angle of inclination to pulling between the 202a of face by the axis of this tank 204 and second, separately in the tank 204 of wrench body 20, wear cylindrical additional lock jaw 21, the front end of this additional lock jaw 21 is provided with to the portion of pulling 211, for clipping bolt tool, and be provided with compression part 212 in end, push away for bolt tool pressure and inside contract, rear end then links in eccentric position and is provided with backstay 22, and make this backstay 22 stretch through out wrench body 20 wear groove 206, for location additional lock jaw 21 to the portion of pulling 211, in the present embodiment, the eccentric position that groove 206 place is worn in corresponding wrench body 20 in the rear end of this additional lock jaw 21 is provided with a screw 213, the front end of this backstay 22 is provided with the thread segment 221 mutually locked with the screw 213 of additional lock jaw 21, what rear end was then extended through wrench body 20 wears in groove 206, and utilize 22 eccentric locate modes of additional lock jaw 21 and backstay, additional lock jaw 21 pivot offset can be prevented, to guarantee location additional lock jaw 21, the another flexible member 23 pushing tow additional lock jaw 21 that can be spring with, makes the second inner fovea part 202b protruding out the second folder jaw 202 to the portion of pulling 211 elasticity of additional lock jaw 21, and prevents additional lock jaw 21 from departing from the tank 204 of wrench body 20 with a locating part 222, in the present embodiment, this flexible member 23 is sheathed on backstay 22, and make one end of flexible member 23 be connected to the rear end of additional lock jaw 21, the other end is then connected to the block edge 205 of tank 204, and with the elastic force pushing tow additional lock jaw 21 of flexible member 23, this locating part 222 another is fixedly arranged on backstay 22 wrench body 20 that stretches through out and wears the rear end of groove 206, and with the locating part 222 of the spacing backstay 22 of block edge 205 block of wrench body 20, tank 204 is departed to prevent additional lock jaw 21, and make the second inner fovea part 202b protruding out the second folder jaw 202 to the portion of pulling 211 elasticity of additional lock jaw 21, and press from both sides first of jaw 201 and clip bolt tool with first to the face 201a of pulling, to carry out the dismounting operation of bolt tool.
Refer to shown in Fig. 7, the present invention is in time carrying out dismounting operation, the bolt tool 30 of the multiple side 301 of a tool is locked for switching, it is nested with bolt tool 30 with the fit portion 203 of wrench body 20, and press from both sides with additional lock jaw 21 first of jaw 201 to clip bolt tool 30 side 301 to the face 201a of pulling to the portion of pulling 211 and first, then by past for wrench body 20 switching clockwise, and utilize the first side 301 stopper bolt tool 30 clipping bolt tool 30 to the face 201a of pulling pressing from both sides jaw 201 to the portion of pulling 211 and first of additional lock jaw 21 to rotate, with lock plunger tool 30, refer to shown in Fig. 8, when the switching space of wrench body 20 is restricted, can by wrench body 20 toward reverse switching, and utilize the second inner fovea part 202b of the first inner fovea part 201b of the first folder jaw 201 and second folder jaw 202 to afford redress space, make wrench body 20 can toward reverse switching, and in time continuing reverse switching wrench body 20, namely departing from gradually to the portion of pulling 211 of this additional lock jaw 21 clips the dual side-edge 301 of bolt tool 30, and make the end angle 302 of bolt tool 30 abut the compression part 212 of additional lock jaw 21, and push away additional lock jaw 21 compression part 212 with the end angle 302 of bolt tool 30 pressure, additional lock jaw 21 is made to inside contract displacement, refer to shown in Fig. 9, continue reverse switching wrench body 20, after the compression part 212 of additional lock jaw 21 crosses the end angle 302 of bolt tool 30, namely the end angle 302 of this bolt tool 30 departs from the compression part 212 compressing additional lock jaw 21, and utilize the elastic force pushing tow additional lock jaw 21 of flexible member 23, what make additional lock jaw 21 protrudes out reset to the portion of pulling 211, and press from both sides with first first of jaw 201 to clip bolt tool 30 another dual side-edge 301a to the face 201a of pulling, can again by past for wrench body 20 tool of switching lock plunger clockwise 30, and then utilize the elastic telescopic displacement of additional lock jaw 21, with the effect providing oppositely idle running to reset, and reach the practical purpose of hoisting tool ease of use.
Refer to shown in Figure 10, Figure 11, Figure 12, another embodiment of the present invention, it includes one be the wrench body 40 of open-end wrench, additional lock jaw 41, backstay 42 and flexible member 43, this wrench body 40 is provided with the tool ends end that tool first presss from both sides jaw 401 and the second folder jaw 402 at least one end, the inner side of this first folder jaw 401 is provided with first to the face 401a that pulls, and nearly block edge place is provided with the first inner fovea part 401b, inner side of this second folder jaw 402 be then provided with to press from both sides with first jaw 401 first to the face 401a that pulls relative second to the face 402a that pulls, and press from both sides second of jaw 402 to the face 401a and second that pulls be provided with fit portion 403 to pulling between the 402a of face, for being nested with bolt tool in first of this first folder jaw 401, separately be provided with the second inner fovea part 402b in second of this second folder jaw 402 to the face 402a of pulling, and the tank 404 of tool block edge 405 is offered in this second inner fovea part 402b place, and offer one in the eccentric position of this block edge 405 and wear groove 406, and be communicated to the slotted eye 407 of the second folder jaw 402 outside, in the present embodiment, this tank 404 cylindrically, and press from both sides second of jaw 402 and have suitable angle of inclination to pulling between the 402a of face by the axis of this tank 404 and second, separately in the tank 404 of wrench body 40, wear cylindrical additional lock jaw 41, the front end of this additional lock jaw 41 is provided with to the portion of pulling 411, for clipping bolt tool, and be provided with compression part 412 in end, push away for bolt tool pressure and inside contract, rear end then links in eccentric position and is provided with backstay 42, and make this backstay 42 stretch through out wrench body 40 wear groove 406, for location additional lock jaw 41 to the portion of pulling 411, in the present embodiment, the eccentric position at groove 406 place is worn in eccentric position projection backstay 42 in the rear end of this additional lock jaw 41 in corresponding wrench body 40, what rear end was then extended through wrench body 40 wears in groove 406, and utilize 42 eccentric locate modes of additional lock jaw 41 and backstay, additional lock jaw 41 pivot offset can be prevented, to guarantee location additional lock jaw 41, the another flexible member 43 pushing tow additional lock jaw 41 that can be spring with, makes the second inner fovea part 402b protruding out the second folder jaw 402 to the portion of pulling 411 elasticity of additional lock jaw 41, and prevents additional lock jaw 41 from departing from the tank 404 of wrench body 40 with a locating part 422, in the present embodiment, this flexible member 43 is sheathed on backstay 42, and make one end of flexible member 43 be connected to the rear end of additional lock jaw 41, the other end is then connected to the block edge 405 of tank 404, and with the elastic force pushing tow additional lock jaw 41 of flexible member 43, this backstay 42 another rear end that wrench body 40 wears groove 406 that stretches through out is provided with thread segment 421, the locating part 422 of nut is can be for locking, and with the locating part 422 of the spacing backstay 42 of block edge 405 block of wrench body 40, tank 404 is departed to prevent additional lock jaw 41, and make the second inner fovea part 402b protruding out the second folder jaw 402 to the portion of pulling 411 elasticity of additional lock jaw 41, and press from both sides first of jaw 401 and clip bolt tool with first to the face 401a of pulling, to carry out the dismounting operation of bolt tool, and utilize the elastic telescopic displacement of additional lock jaw 41, with the effect providing oppositely idle running to reset, and reach the practical purpose of hoisting tool ease of use.
Refer to shown in Figure 13, Figure 14, Figure 15, another embodiment of the present invention, it includes one be the wrench body 50 of monkey wrench, additional lock jaw 51, backstay 52 and flexible member 53, this wrench body 50 is provided with the tool ends end that tool first presss from both sides jaw 501 and the second folder jaw 502 at least one end, the inner side of this first folder jaw 501 is provided with first to the face 501a that pulls, and nearly block edge place is provided with the first inner fovea part 501b, inner side of this second folder jaw 502 be then provided with to press from both sides with first jaw 501 first to the face 501a that pulls relative second to the face 502a that pulls, and press from both sides second of jaw 502 to the face 501a and second that pulls be provided with fit portion 503 to pulling between the 502a of face, for being nested with bolt tool in first of this first folder jaw 501, in the present embodiment, this first folder jaw 501 adjustable displacement, and convert first of the first folder jaw 501 and press from both sides second of jaw 502 to the spacing of the face 502a that pulls, to be nested with the bolt tool of different specification size to the face 501a and second that pulls, separately be provided with the second inner fovea part 502b in second of this second folder jaw 502 to the face 502a of pulling, and the tank 504 of tool block edge 505 is offered in this second inner fovea part 502b place, and offer one in the eccentric position of this block edge 505 and wear groove 506, and be communicated to the slotted eye 507 of the second folder jaw 502 outside, in the present embodiment, this tank 504 cylindrically, and press from both sides second of jaw 502 and have suitable angle of inclination to pulling between the 502a of face by the axis of this tank 504 and second, separately in the tank 504 of wrench body 50, wear cylindrical additional lock jaw 51, the front end of this additional lock jaw 51 is provided with to the portion of pulling 511, for clipping bolt tool, and be provided with compression part 512 in end, push away for bolt tool pressure and inside contract, rear end then links in eccentric position and is provided with backstay 52, and make this backstay 52 stretch through out wrench body 50 wear groove 506, for location additional lock jaw 51 to the portion of pulling 511, in the present embodiment, the eccentric position that groove 506 place is worn in corresponding wrench body 50 in the rear end of this additional lock jaw 51 is provided with a screw 513, the front end of this backstay 52 is provided with the thread segment 521 mutually locked with the screw 513 of additional lock jaw 51, what rear end was then extended through wrench body 50 wears in groove 506, and utilize 52 eccentric locate modes of additional lock jaw 51 and backstay, additional lock jaw 51 pivot offset can be prevented, to guarantee location additional lock jaw 51, the another flexible member 53 pushing tow additional lock jaw 51 that can be spring with, makes the second inner fovea part 502b protruding out the second folder jaw 502 to the portion of pulling 511 elasticity of additional lock jaw 51, and prevents additional lock jaw 51 from departing from the tank 504 of wrench body 50 with a locating part 522, in the present embodiment, this flexible member 53 is sheathed on backstay 52, and make one end of flexible member 53 be connected to the rear end of additional lock jaw 51, the other end is then connected to the block edge 505 of tank 504, and with the elastic force pushing tow additional lock jaw 51 of flexible member 53, this locating part 522 another is fixedly arranged on backstay 52 wrench body 50 that stretches through out and wears the rear end of groove 506, and with the locating part 522 of the spacing backstay 52 of block edge 505 block of wrench body 50, tank 504 is departed to prevent additional lock jaw 51, and make the second inner fovea part 502b protruding out the second folder jaw 502 to the portion of pulling 511 elasticity of additional lock jaw 51, and press from both sides first of jaw 501 and clip bolt tool with first to the face 501a of pulling, to carry out the dismounting operation of bolt tool, and utilize the elastic telescopic displacement of additional lock jaw 51, with the effect providing oppositely idle running to reset, and reach the practical purpose of hoisting tool ease of use.
Accordingly, the present invention is the design of a dark tool practicality and progressive in fact, so discloses there are no identical product and publication, thus permits symbol application for a patent for invention important document, files an application in whence in accordance with the law.
Claims (10)
1. an idle running resetting means for Wrench, includes:
Wrench body, is provided with tool ends end at least one end, and this tool ends end is provided with tool to two of the face of pulling folder jaws, is provided with inner fovea part in this folder jaw at least one to the face of pulling;
Additional lock jaw, in cylindric, and be arranged in this wrench body one and press from both sides in the tank of jaw, and be provided with to the portion of pulling in this additional lock jaw front end;
Flexible member, for pushing tow additional lock jaw, what make this additional lock jaw protrudes out to the portion elasticity of pulling the inner fovea part that wrench body one presss from both sides jaw;
It is characterized in that, the inner fovea part of this wrench body offers tool block edge and tank cylindrically, and be provided with in the eccentric position of this block edge and wear groove, the front end of a positioning rod is linked to the rear end eccentric position of additional lock jaw, what the rear end of this backstay then stretched through out wrench body wears groove, and prevents additional lock jaw from departing from the tank of wrench body with locating part.
2. the idle running resetting means of Wrench according to claim 1, it is characterized in that, this wrench body is provided with the tool ends end that tool first presss from both sides jaw and the second folder jaw at least one end, inner side of this first folder jaw be provided with first to the face of pulling inner side of this second folder jaw be then provided with press from both sides with first jaw first to the face of pulling relative second to the face of pulling, and press from both sides second of jaw in first of this first folder jaw to the face of pulling and second between the face of pulling, be provided with the fit portion that confession is nested with bolt tool.
3. the idle running resetting means of Wrench according to claim 2, is characterized in that, this wrench body is provided with the first inner fovea part in first of the first folder jaw to the face of pulling, and second of the second folder jaw is then provided with the second inner fovea part to the face of pulling.
4. the idle running resetting means of Wrench according to claim 1, is characterized in that, the axis of this wrench body tank and second is pressed from both sides second of jaw and have angle of inclination between the face of pulling.
5. the idle running resetting means of Wrench according to claim 1, is characterized in that, this additional lock jaw is provided with in end and pushes away for bolt tool pressure the compression part inside contracted.
6. the idle running resetting means of Wrench according to claim 1, it is characterized in that, the eccentric position that groove place is worn in corresponding wrench body in the rear end of this additional lock jaw is provided with screw, and the front end of this backstay is then provided with the thread segment mutually locked with the screw of additional lock jaw.
7. the idle running resetting means of Wrench according to claim 1, is characterized in that, the rear end that this backstay wears groove in the wrench body that stretches through out is provided with locating part, and with the locating part of the spacing backstay of block edge block of wrench body.
8. the idle running resetting means of Wrench according to claim 1, it is characterized in that, the rear end that this backstay wears groove in the wrench body that stretches through out is provided with thread segment, can be the locating part of nut for locking, and with the locating part of the spacing backstay of block edge block of wrench body.
9. the idle running resetting means of Wrench according to claim 1, it is characterized in that, this flexible member is sheathed on backstay, and make one end of flexible member be connected to the rear end of additional lock jaw, the rear end of this additional lock jaw is then connected to the block edge of tank, for pushing tow additional lock jaw, make the inner fovea part protruding out folder jaw to the portion elasticity of pulling of additional lock jaw.
10. the idle running resetting means of Wrench according to claim 1, is characterized in that, this flexible member is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210034405.8A CN103252742B (en) | 2012-02-15 | 2012-02-15 | Idling and resetting device for wrench tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210034405.8A CN103252742B (en) | 2012-02-15 | 2012-02-15 | Idling and resetting device for wrench tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103252742A CN103252742A (en) | 2013-08-21 |
| CN103252742B true CN103252742B (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210034405.8A Active CN103252742B (en) | 2012-02-15 | 2012-02-15 | Idling and resetting device for wrench tool |
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| CN (1) | CN103252742B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2879681A (en) * | 1957-10-28 | 1959-03-31 | Howard C Blasdell | Slidable jaw-face, open-end wrench |
| GB865800A (en) * | 1959-02-16 | 1961-04-19 | Columbia Products Inc | Open end wrench |
| US6202516B1 (en) * | 1998-05-21 | 2001-03-20 | Kwang-Moo Kim | Universal self-adjusting wrench |
| US6945143B2 (en) * | 2003-05-06 | 2005-09-20 | Kwang-Moo Kim | Self-adjustable universal spanner |
| TWM291345U (en) * | 2005-11-18 | 2006-06-01 | Huei-Ling Jang | Opening wrench with unidirectional acting function |
| CN2923203Y (en) * | 2006-05-24 | 2007-07-18 | 青岛詹允五金工具有限公司 | Ratchet opening spanner |
| TWM363364U (en) * | 2009-01-23 | 2009-08-21 | Danaher Tool Ltd | Fast wrench with opening |
| TW201014681A (en) * | 2008-04-30 | 2010-04-16 | Danaher Tool Ltd | Quick opening spanner |
| TWM392039U (en) * | 2010-05-21 | 2010-11-11 | jin-shun Zheng | structure of opening wrench |
| TW201143990A (en) * | 2010-06-10 | 2011-12-16 | jin-shun Zheng | Lighting device capable of producing virtual light source |
| TW201200303A (en) * | 2010-06-25 | 2012-01-01 | li-qing Lin | Structure of open spanner |
-
2012
- 2012-02-15 CN CN201210034405.8A patent/CN103252742B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2879681A (en) * | 1957-10-28 | 1959-03-31 | Howard C Blasdell | Slidable jaw-face, open-end wrench |
| GB865800A (en) * | 1959-02-16 | 1961-04-19 | Columbia Products Inc | Open end wrench |
| US6202516B1 (en) * | 1998-05-21 | 2001-03-20 | Kwang-Moo Kim | Universal self-adjusting wrench |
| US6945143B2 (en) * | 2003-05-06 | 2005-09-20 | Kwang-Moo Kim | Self-adjustable universal spanner |
| TWM291345U (en) * | 2005-11-18 | 2006-06-01 | Huei-Ling Jang | Opening wrench with unidirectional acting function |
| CN2923203Y (en) * | 2006-05-24 | 2007-07-18 | 青岛詹允五金工具有限公司 | Ratchet opening spanner |
| TW201014681A (en) * | 2008-04-30 | 2010-04-16 | Danaher Tool Ltd | Quick opening spanner |
| TWM363364U (en) * | 2009-01-23 | 2009-08-21 | Danaher Tool Ltd | Fast wrench with opening |
| TWM392039U (en) * | 2010-05-21 | 2010-11-11 | jin-shun Zheng | structure of opening wrench |
| TW201143990A (en) * | 2010-06-10 | 2011-12-16 | jin-shun Zheng | Lighting device capable of producing virtual light source |
| TW201200303A (en) * | 2010-06-25 | 2012-01-01 | li-qing Lin | Structure of open spanner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103252742A (en) | 2013-08-21 |
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