CN204893804U - Solid device is detained to spanner - Google Patents

Abstract

The utility model relates to a solid device is detained to spanner, wrench body have grab handle portion and a drive division, and the drive division is equipped with the storage tank and has seted up the mouth in the tank bottom face, and the storage tank corresponds that grab handle portion is concave to establish scarce groove, the stopper subassembly has ratchet ring and a stopper tooth piece, and the ratchet ring is installed in the storage tank and several tooth piece is established to the peripheral ring, and ratchet ring center is run through and is had the trepanning, and the stopper tooth is in block to be located the one side that lacks the inslot and correspond the tooth piece and establish tooth row, and opposite end that the tooth arranged is established then the concave accuse portion that pushes away to stopper tooth piece, allocateing the piece and inserting and locate the drive division, allocate including pulling piece and accuse to the post, pull piece one end protrusion and further be equipped with the arc notch in the one end of wearing mouthful and the protrusion is worn mouthful, the accuse is to being provided with the elasticity external member between post and the stopper tooth piece in addition, a pivot pendulum of allocateing makes bottle opener head, telescopic installing can break away from the trepanning fast when corresponding to the arc notch, otherwise then forms to stabilize when bottle opener head, sleeve correspond to the arc notch and install the state and reach purpose and the efficiency that breaks away from wantonly among the operation process that prevents to be under construction.

Description

Spanner locking device

Technical field

The utility model is a kind of spanner locking device, detailed finger is applied to the technology of hand-held tool association area, it is characterized in that fixed muffle, the first-class hand-held tool of bottle opener that can be firm is installed on spanner, prevent the unscrupulous disengaging of operating process middle sleeve, screwdriver head, drop, be the utility model that a kind of practicality is splendid.

Background technology

Spanner is one of indispensable now a kind of object, it is because being many electrical home appliances, family's decorations, even arrive large scale industry etc., all be dependent on the wearing lock of screw and fix chess assembled formation, therefore spanner is one of a kind of very important instrument for user and maintenance person, spanner wide variety on the market, there is double offset ring spanner, ratchet spanner, T word spanner etc., dissimilar spanner want correspondence to tear open, the screw of group is also not quite similar, but along with the evolution in epoch, user and maintenance person are when each construction, in order to the spanner that will reduce over multiple types carries the load on produced constant weight, and the setting position of many screws is too narrow and small, be not that general spanner can enter easily and rotate, therefore spanner is improved by many dealers, and with the addition of and can meet dissimilar screw and tear open, group sleeve and use, or the installing of screwdriver head is provided, user and maintenance person not only can directly be torn open through spanner thus, outside group screw, also installing sleeve can be added, screwdriver head is torn open, group zones of different, the screw of dissimilar size.But the above-mentioned relevance being only general idea and illustrating between spanner and sleeve, screwdriver head, the assembling in fact between spanner and sleeve, screwdriver head is located and is only emphasis place.

Refer to TaiWan, China patent announcement M426472 " clamping device of spanner ", the ratchet ring seat, that the wrench body, that this spanner mainly includes at least one end tool holding part is located at this wrench body holding part is located at ratchet device between ratchet ring seat and wrench body and at least one clamping device be located in ratchet ring seat; Wherein, this ratchet ring seat is provided with outer shroud ratchet in outer ring surface, inner ring surface then offers the socket part in interior 12 horn shapes, the adjacent wall of clamping device then between two adjacent inner corner of this socket part is provided with the clamping assembly of elastic telescopic, and this clamping assembly can be protruded out in the cover junction of two adjacent inner corner simultaneously; Whereby, in ratchet ring seat during the work members of 12 horn shape socket part fit outer-hexagonal shapes, no matter with odd number interior angle or even number interior angle fit, clamping assembly all can be utilized firm and effective clamping operation part, and then reach the Practical Benefit significantly promoting effective utilization.Although above-mentioned spanner can through the installing of the further fixed muffle of clamping device, but only make use of arranging of elastomeric elastic force pushing and pressing pearl body fixed muffle for a long time and easily cause elastomeric elastic fatigue, cause cannot successfully pearl body being released and the setting of fixed muffle thereafter.

Separately refer to TaiWan, China patent announcement M466758 " screwdriver head Wrench ", it is provided with tool seat in wrench body, the first end of this tool seat is provided with the fit slot that tool presss from both sides location structure of pulling, for socket location screwdriver head, second end is then communicated with the fit slot of first end, one ejection piece is located at the second end of the tool seat of wrench body, the first end of this ejection piece is provided with the pushing part of the fit slot that can be extended through tool seat, then press section is provided with in the second end, screwdriver head is ejected for pressing, and be provided with elastic component in the second end of this tool seat, reset for pushing ejection piece, whereby, utilize pressing ejection piece to eject screwdriver head, screwdriver head can be made to depart from the folder of fit slot and to pull location structure, and protrude out longer distance, so that user is easy to screwdriver head of choosing, and then reach the Practical Benefit being easy to force operation and promoting ease of use.Although its technical characteristic of above-mentioned spanner is to provide pulling away easily of screwdriver head, but be used for fixing the folder valve part of screwdriver head installing within it, easily because of under repeatedly the pulling away of screwdriver head, assembly operation, cause the flexible fastening power of folder valve part tired gradually, finally cause screwdriver head to be successfully fixed in fit slot.

Similarly refer to TaiWan, China patent announcement M476030 " structure-improved of penetration ratchet spanner ", it has a wrench body, and the front end of this wrench body has a head, a ratchet is provided with in this head, and this ratchet is equipped with a polygonal sleeve joint hole, and this sleeve joint hole is in order to be socketed a sleeve, separately, the upper limb of this ratchet is provided with one first neck, and the periphery wall of this first neck is equipped with an annular groove, this ratchet has several perforation in its annular groove, more be snapped with a C shape clasp in this annular groove simultaneously, and these perforation can be protruded for this C shape clasp, and then form a limiting section, can for elastic bolster guide in this sleeve by this limiting section, whereby, in the operating process of user, the sleeve joint hole of this ratchet limits the situation this sleeve producing displacement.The spanner of this case is same as M466758 " screwdriver head Wrench ", fixes the installing of sleeve equally with C shape clasp, but also the easy elastic fatigue because of C shape clasp and cause cannot be really firm limit fixed sleeve cylinder.

Take a broad view of the technical of above-mentioned cited associated wrench, have common disappearance be in being used for fixing screwdriver head, the assembly of sleeve can cause being installed on spanner that sleeve, screwdriver head cannot be certain to provide operation to use because of elastic fatigue, and easily drop, depart from and even cause the situation of loss to occur.For this reason, relevant dealer must discretion thinking this how existing spanner is improved, meet society further and used.

Because said circumstances, the present inventor drops into many time study relevant knowledges, and in addition more every quality, carry out research and the exploitation of Related product, and the many experiments gone through and test, and finally release one " spanner locking device " and improve above-mentioned disappearance, to meet popular requiredly to use.

Utility model content

For improving in correlation technique cited in prior art, it lacks the assembly being fixing screwdriver head, sleeve jointly can cause elastic fatigue because operating use for a long time, the problem that the package assembly of existing spanner is too complicated in addition, the utility model provides a kind of spanner locking device, when screwdriver head, sleeve are installed on spanner, can be certain and firm screwdriver head, sleeve are installed on spanner, more can not cause the generation of problems such as dropping.

The utility model solves the technical scheme that its technical problem adopts:

A kind of spanner locking device, in order to the installing of fixed muffle, screwdriver head, it comprises: a wrench body, it has one end of a shank part and drive division link shank part, a storage tank has been provided further again at this drive division, and offer one in this storage tank groove bottom and wear mouth, this storage tank is arranged with a short slot further in the side cell wall of corresponding shank part in addition, and this short slot is connected with storage tank; One stopper assembly, it has a ratchet ring and a stopper tooth block, this ratchet ring is installed in the storage tank of drive division, and this ratchet ring peripheral ring is provided with several tooth block, and this ratchet ring center is run through and is had a trepanning, in addition this stopper tooth is packaged is located in short slot, and the side of the tooth block of the corresponding ratchet ring of this stopper tooth block is provided with intermeshing tooth row further, and the end opposite that this stopper tooth block is provided with tooth row is then provided with one and pushes away control portion; And one allots part, it is inserted in drive division and corresponds to short slot, this allot part include one pull sheet and one control to post, this is pulled sheet one end and protrudes from and wear mouth, and this is pulled sheet and protrudes the one end of wearing mouth and be provided with an arc recess further, this control is connected to post one end and pulls sheet in addition, and this control is then be inserted in short slot to the other end of post, and in this control to being separately provided with an elastic force external member between post and stopper tooth block, what this elastic force external member one end was butted on that control is then butted on stopper tooth block to the post other end pushes away control portion.

This top, both sides of pulling the arc recess of sheet is formed with one further respectively and fastens tip, respectively fastens the most advanced and sophisticated pivot in pulling sheet and puts and be embedded in screwdriver head, sleeve.

This elastic force external member includes an elastic component and a commutation block further, the butted control in one end of this elastic component is to the post other end then butted commutation block, this commutation block then sticks to by the end opposite that elastic component is butted the end opposite being provided with tooth row in stopper tooth block, this pulls the installing stirring respectively to fasten most advanced and sophisticated inlay card screwdriver head, sleeve of sheet again, and controls the rotation direction of ratchet ring simultaneously.

The trough wall surface further ring of storage tank near the one end of wearing mouth of this drive division is recessed a limited ring groove, is separately provided with a C type clasp elastic buckles and is stuck in limited ring groove, and limit the setting of ratchet ring further.

Separately be provided with a capping and be sheathed on storage tank notch place, the disengaging of this cover closing member restriction ratchet ring and stopper assembly.

This pushes away control portion and is arranged with two adjacent arc grooves further.

The beneficial effects of the utility model are, when screwdriver head, sleeve are installed on spanner, can be certain and firm screwdriver head, sleeve are installed on spanner, more can not cause the generation of problems such as dropping.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is further illustrated.

Fig. 1 is the utility model schematic perspective view.

Fig. 2 is the utility model exploded perspective schematic diagram.

Fig. 3 is the utility model schematic top plan view.

Fig. 4 is the line segment of IV-IV shown in Fig. 3 generalized section.

Fig. 5 is that the utility model is alloted part pivot pendulum and is not embedded in the schematic top plan view of screwdriver head.

Fig. 6 is another visual angle generalized section of the line segment of VI-VI shown in Fig. 5.

Fig. 7 is the solid combination schematic diagram of the utility model installing sleeve.

Fig. 8 is the generalized section after Fig. 7 sleeve group.

Number in the figure illustrates:

10 sleeve 20 screwdriver heads

30 annular groove 1 wrench body

11 shank part 12 drive divisions

13 storage tanks 131 wear mouth

132 limited ring groove 14 short slots

2 stopper assembly 21 ratchet rings

211 tooth block 212 trepannings

22 stopper tooth block 221 tooth rows

222 push away control portion 223 arc groove

3 allot part 31 pulls sheet

311 arc recesses 312 fasten tip

32 controls are to post 4 elastic force external member

41 elastic components 42 commutate block

The capping of 5C type clasp 6

Detailed description of the invention

Refer to shown in Fig. 1 to Fig. 6, the utility model is a kind of spanner locking device, in order to fixed muffle 10, (Fig. 1 to Fig. 6 is for main explanation with screwdriver head 20 in the installing of screwdriver head 20, Fig. 7 and Fig. 8 is then that sleeve 10 illustrates for main), general sleeve 10, screwdriver head 20 can be provided with in one end outer peripheral face can the caulking groove of inlay card, therefore do not add to repeat at this, therefore the utility model it comprise: a wrench body 1, it has one end that a shank part 11 and a drive division 12 link shank part 11, a storage tank 13 has been provided further again at this drive division 12, and offer one in this storage tank 13 groove bottom and wear mouth 131, this storage tank 13 is arranged with a short slot 14 further in the side cell wall of corresponding shank part 11 in addition, this short slot 14 is connected with storage tank 13, one stopper assembly 2, it has ratchet ring 21 and a stopper tooth block 22, this ratchet ring 21 is installed in the storage tank 13 of drive division 12, and this ratchet ring 21 peripheral ring is provided with several tooth block 211, and this ratchet ring 21 center is run through and is had a trepanning 212, this stopper tooth block 22 is installed in short slot 14 in addition, and the side of the tooth block 211 of the corresponding ratchet ring 21 of this stopper tooth block 22 is provided with intermeshing tooth row 221 further, the end opposite that this stopper tooth block 22 is provided with tooth row 221 is then provided with one and pushes away control portion 222, and one allots part 3, it is inserted in drive division 12 and corresponds to short slot 14, this is alloted part 3 and includes one and pull sheet 31 and a control to post 32, this is pulled convex being exposed in sheet 31 one end and wears mouth 131, and this is pulled sheet 31 and protrudes the one end of wearing mouth 131 and be provided with an arc recess 311 further, this control is connected to post 32 one end and pulls sheet 31 in addition, this control is then be inserted in short slot 14 to the other end of post 32, and in this control to being separately provided with an elastic force external member 4 between post 32 and stopper tooth block 22, this elastic force external member 4 one end is butted on control is then the butted on control portion 222 that pushes away from stopper tooth block 22 to post 32 other end, wherein, this pivot pendulum alloting part 3 makes screwdriver head 20, the installing of sleeve 10 can depart from trepanning 212 when corresponding to arc recess 311 fast, otherwise when screwdriver head 20, sleeve 10 then form firm installing state when not corresponding to arc recess 311, firm whereby screwdriver head 20, sleeve 10 are firmly installed in trepanning 212, and reach the object and effect that prevent from departing from arbitrarily in constructing operation process.

Aforementioned is the technical characteristics of the main embodiment of the utility model, the content of its corresponding the utility model claims 1, known the purpose of this utility model in detail and implemented kenel, and all the other technical characteristics described in appended claims book are for the detailed description of claims 1 content or additional technical feature, and be not used to limit the confining spectrum of claims 1, should know that this case claims 1 are unnecessary and necessarily comprise all the other technical characteristics described in appended claims book.

According under aforesaid description, the utility model is formed with one further respectively and fastens most advanced and sophisticated 312 on the top, both sides of the arc recess 311 pulling sheet 31, respectively fasten most advanced and sophisticated 312 and be embedded in screwdriver head 20 in the pivot pendulum pulling sheet 31, sleeve 10, therefore work as user, maintenance person is by the screwdriver head 20 of required use, after sleeve 10 has been selected, and insert in the trepanning 212 of ratchet ring 21 further, through the design of pulling sheet 31 of alloting part 3, dial and put the direction of operating that ratchet ring 21 is determined in the direction of pulling sheet 31, and to pull one end inlay card sleeve 10 fastened in most advanced and sophisticated 312 that sheet 31 two ends are formed, the caulking groove of screwdriver head 20, thus can by sleeve 10, firm being installed on the utility model of screwdriver head 20.But, the utility model is arranged to reach best assembling, therefore at sleeve 10, one end outer circumferential side of screwdriver head 20 and have an annular groove 30 near ora terminalis place ring is recessed, setting through annular groove 30 provide allot part 3 pull sheet 31 fasten most advanced and sophisticated 312 inlay cards, not only can not affect sleeve 10 thus, outside the installing of screwdriver head 20, also sleeve 10 can be shortened, the situation of screwdriver head 20 evagination, and the utility model diagram is all with sleeve 10, screwdriver head 20 ring is recessed has annular groove 30 for main preferred embodiment for explanation first states statement at this, through most advanced and sophisticated 312 be embedded not only firm and prevent sleeve 10 of fastening of pulling sheet 31, screwdriver head 20 comes off easily because there being assembly elastic fatigue in the process of operation, further reduce wrench body 1 and be provided with too complicated structure, significantly reduce its cost and reach simply-assembled function, refer to Fig. 4, Fig. 6, shown in Fig. 8.

In addition, the utility model allots the major function of part 3 except being build-in sleeve 10, outside the trepanning 212 being firmly installed in ratchet ring 21 of screwdriver head 20, the most important thing is to switch and control turning to of ratchet ring 21, therefore stopper tooth block 22 and control obvious especially important to the elastic force external member 4 between post 32, therefore this elastic force external member 4 includes elastic component 41 and a commutation block 42 further, one end of this elastic component 41 is butted in control to post 32, the other end of this elastic component 41 then can be butted in one end of commutation block 42, this commutation block 42 then can stick in stopper tooth block 22 by the end opposite that elastic component 41 is butted again, and the control portion 222 that pushes away of one end that this stopper tooth block 22 sticks to by commutation block 42 is arranged with two adjacent arc grooves 223 further.Therefore, the pivot pendulum pulling sheet 31 is except can inlay card sleeve 10, outside the annular groove 30 of screwdriver head 20, control the pivotable of control to post 32 further simultaneously, and the rotation controlled to post 32 drives elastic component 41 and the displacement of the block 42 that commutates further, in arbitrary groove that this commutation block 42 can be limited in two arc grooves 223 of stopper tooth block 22 according to the pivot pendulum switching direction and fastening pulling sheet 31 again, stopper tooth block 22 can change the direction of engaging with ratchet ring 21 according to fastening of block 42 of commutation again, there is provided user whereby, maintenance person reaches removal, assembling screw lock screw, refer to Fig. 4, shown in Fig. 6 and Fig. 8, and be aid illustration with Fig. 2.

The utility model is in order to prevent user, maintenance person in the process of operation again, this ratchet ring 21 departs from easily with stopper tooth block 22, therefore a limited ring groove 132 is had at the storage tank 13 of this drive division 12 near the further ring of one end trough wall surface wearing mouth 131 is recessed, and be separately provided with C type clasp 5 elastic buckles and be stuck in limited ring groove 132, and this C type clasp 5 is arranged in limited ring groove 132 with local, the part be not arranged in limited ring groove 132 then can be butted on ratchet ring 21, ratchet ring 21 can being limited whereby depart from by wearing mouth 131, referring to shown in Fig. 2, Fig. 4; In addition, except arranging of above-mentioned C type clasp 5 limits except ratchet ring 21 installing, be provided with a capping 6 further at this storage tank 13 notch place, this capping 6 closes storage tank 13 notch to prevent ratchet ring 21 and stopper tooth block 22, the getting loose of elastic force external member 4, and refers to shown in Fig. 2.

Finally it is worth mentioning that, trepanning 212 pass of this ratchet ring 21 can design according to the shape of the sleeve 10 that will plug, screwdriver head 20, therefore this trepanning 212 pass is polygon, when sleeve 10, screwdriver head 20 can be allowed to be inserted in trepanning 212 through this setting, and ratchet ring 21 can be certain when being subject to spinning movement band moving sleeve 10, screwdriver head 20 carry out applying rotation, reach removal whereby, assembling spiral shell turns screw and the object that locks, refer to shown in Fig. 1 to Fig. 8.Compared with the technology cited by prior art, have more the progressive on certain degree, also more meet required by general masses.

The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.

Claims (6)

1. a spanner locking device, in order to the installing of fixed muffle, screwdriver head, is characterized in that, comprising:

One wrench body, it has one end of a shank part and drive division link shank part, a storage tank has been provided further again at this drive division, and offer one in this storage tank groove bottom and wear mouth, this storage tank is arranged with a short slot further in the side cell wall of corresponding shank part in addition, and this short slot is connected with storage tank;

One stopper assembly, it has a ratchet ring and a stopper tooth block, this ratchet ring is installed in the storage tank of drive division, and this ratchet ring peripheral ring is provided with several tooth block, and this ratchet ring center is run through and is had a trepanning, in addition this stopper tooth is packaged is located in short slot, and the side of the tooth block of the corresponding ratchet ring of this stopper tooth block is provided with intermeshing tooth row further, and the end opposite that this stopper tooth block is provided with tooth row is then provided with one and pushes away control portion;

And one allots part, it is inserted in drive division and corresponds to short slot, this allot part include one pull sheet and one control to post, this is pulled sheet one end and protrudes from and wear mouth, and this is pulled sheet and protrudes the one end of wearing mouth and be provided with an arc recess further, this control is connected to post one end and pulls sheet in addition, and this control is then be inserted in short slot to the other end of post, and in this control to being separately provided with an elastic force external member between post and stopper tooth block, what this elastic force external member one end was butted on that control is then butted on stopper tooth block to the post other end pushes away control portion.

2. spanner locking device according to claim 1, is characterized in that, described in pull the arc recess of sheet top, both sides be formed with one further respectively and fasten tip, respectively fasten most advanced and sophisticated pivot pendulum in pulling sheet and be embedded in screwdriver head, sleeve.

3. spanner locking device according to claim 2, it is characterized in that, described elastic force external member includes an elastic component and a commutation block further, the butted control in one end of this elastic component is to the post other end then butted commutation block, this commutation block then sticks to by the end opposite that elastic component is butted the end opposite being provided with tooth row in stopper tooth block, this pulls stirring of sheet is again the installing respectively fastening most advanced and sophisticated inlay card screwdriver head, sleeve, and controls the rotation direction of ratchet ring simultaneously.

4. according to described spanner locking device arbitrary in claims 1 to 3 item, it is characterized in that, the trough wall surface further ring of storage tank near the one end of wearing mouth of described drive division is recessed a limited ring groove, separately be provided with a C type clasp elastic buckles to be stuck in limited ring groove, and limit the setting of ratchet ring further.

5. spanner locking device according to claim 4, is characterized in that, is separately provided with a capping and is sheathed on storage tank notch place, the disengaging of this cover closing member restriction ratchet ring and stopper assembly.

6. spanner locking device according to claim 1, is characterized in that, described in push away control portion and be arranged with two adjacent arc grooves further.