There is the lockset of rectifying position clutch
Technical field
The present invention relates to a kind of lockset, particularly a kind of lockset with strong position clutch.
Background technology
Along with the reinforcement that people's security protection is realized, the application of intelligent lock obtains applying more and more widely.In order to strengthen the theftproof of lockset, one of at present conventional way is to set up arrangement of clutch in described lockset.Described arrangement of clutch generally includes clutch, described clutch comprises outer clutch part and the rotatable interior clutch part being arranged in outer clutch part, on described interior clutch part, be provided with clutch slot, on described outer clutch part, be provided with on-of pin, described on-of pin arranged outside has driving, and it stretches into the clutch driving mechanism in clutch slot, on described on-of pin, be also arranged with it is imposed and the return unit of clutch driving mechanism adverse effect power, described clutch driving mechanism comprises that clutch promotes arc sheet and drive clutch to promote arc sheet to press to the driver element of on-of pin.But often after described on-of pin resets, described interior clutch part or outer clutch part can not parking position accuracies, cause described on-of pin can not insert described clutch slot, cause door lock not open, and cannot guarantee the success rate of opening the door at every turn.
In order to address the above problem, prior art has disclosed kind solution, for example: the applying date is on 04 23rd, 2013, application number-be CN201310144527, patent name is that a kind of patent of invention of door lock arrangement of clutch has disclosed a kind of door lock arrangement of clutch, comprise clutch, described clutch comprises interior clutch part and outer clutch part, described interior clutch part is rotatable to be arranged in outer clutch part, on described interior clutch part, be provided with clutch slot, on described outer clutch part, be provided with on-of pin, described on-of pin is provided with and drives it to stretch into the clutch driving mechanism in clutch slot, described on-of pin is also provided with it is imposed and the return unit of clutch driving mechanism adverse effect power, described clutch driving mechanism comprises that clutch promotes arc sheet and drive clutch to promote arc sheet to press to the driver element of on-of pin, described driver element comprises push rod and drives the flexible electromagnetic drive unit of push rod, described push rod one end and clutch promote the setting that offsets of arc sheet.In order to improve the success rate of opening the door at every turn, described door lock clutch dress is also provided with the resetting-mechanism that can impose to described interior clutch part active force.One of embodiment of described resetting-mechanism is torsion spring, and described torsion spring is provided with two bending ends, and described interior clutch part is provided with two torsion springs that can compress the bending end of described torsion spring and dials pin.By the bending end of described torsion spring and the torsion spring of described interior clutch part, dial pin, after making that described interior clutch part is each and rotating, can both reset and put in place, thereby make clutch slot can aim at the position of on-of pin.But still there is a very serious problem in technique scheme, be that technique scheme can only make described interior clutch part reset, but cannot make described interior clutch part and described outer clutch part reset simultaneously, that is to say that described interior clutch part and outer clutch part are after rotation, thereby its relative position can change and causes between described clutch slot and on-of pin occurring dislocation.
Summary of the invention
For the deficiencies in the prior art, the object of the invention aims to provide a kind of lockset of rectifying position clutch that has, described lockset comprises clutch, is positioned at the clutch pushing block of described clutch side, described clutch comprises can inside and outside interior clutch body and the outer clutch body fastening, on described outer clutch body, be provided with can be flexible on-of pin, on described interior clutch body, be provided with and the groove of described on-of pin adaptation, described clutch pushing block action can drive described on-of pin to stretch in described groove; It is characterized in that, between described interior clutch body and outer clutch body, in spatial accommodation, be also provided with and can allow the first back-moving spring of described interior clutch body reset relative to outer clutch body, described the first back-moving spring ringwise and have two free end arms, on described interior clutch body, there is interior adjutage, on described outer clutch body, there is extension semi-girder, described extension semi-girder and described interior adjutage extend simultaneously and are clamped between two free end arms of described the first back-moving spring, and distribute inside and outside this position being held.
Wherein, described interior clutch body and outer clutch body are member independent of each other when released state, can around its rotating shaft, rotate and another one clutch body not exerted an influence separately.Now, if outer handle (for being installed on outdoor door handle) and the interlock of one of described clutch body, and clutch body and unlocking apparatus interlock described in another, in any case stir so described outer handle, all cannot drive described unlocking apparatus running and realization to unblank, thereby can reach the antitheft object of lockset.But after in described on-of pin extend into described groove, described interior clutch body and outer clutch body form the relation of mutual interlock, now stir outer handle and can drive described unlocking apparatus running to realize unblanking of lockset.
Wherein, described interior clutch body and outer clutch body mutually fasten and form described spatial accommodation, and described the first back-moving spring holds wherein.Described the first back-moving spring can be looped around on described interior clutch body, can also be looped around on described outer clutch body or the space between them.Further technical scheme can also be, on described outer clutch body, axially extended outer shaft is set, and described the first back-moving spring is looped around the outside of described outer shaft.
Wherein, two free end arms left and right of described the first back-moving spring arranges and forms certain spacing, preferably there is certain angle, the width that minimum spacing is extended in a circumferential direction according to described interior adjutage and extension semi-girder is determined, as long as can hold described interior adjutage and extension semi-girder simultaneously; Maximum angle can be 180 °, and now, described interior adjutage and extension semi-girder are oppositely arranged, but still is arranged between described two free end arms and respectively against described free end arm.
Wherein, described extension semi-girder and described interior adjutage are also clamped between two free end arms of described the first back-moving spring, and distribute and refer to inside and outside this is held position, described extension semi-girder and described interior adjutage the position between two described free end arms of described the first back-moving spring be not only held and also described clutch in the radial direction inside and outside be dislocatedly distributed, also described extension semi-girder and described interior adjutage are distributed in respectively on inside and outside two circular motion tracks that arrange, while rotating between two described free end arms like this, together with described extension semi-girder can not collide with described interior adjutage and mutually limit the other side's motion.
According to technique scheme, described extension semi-girder, interior adjutage acts synergistically and has formed the resetting structure of described interior clutch body and the relative reset of outer clutch body with described the first back-moving spring, like this, no matter be that described interior clutch body or described outer clutch body rotate separately, or described interior clutch body and described outer clutch body linkage rotation, after rotation external force is removed, described interior clutch body and described outer clutch body can both return to initial position after the effect of described resetting structure simultaneously, under described clutch pushing block action, drive described on-of pin at every turn, described on-of pin can both extend into exactly in described groove and make described interior clutch body and described outer clutch body form interlock body, thereby can drive described unlocking apparatus to complete unlock operation, guarantee the success rate of at every turn opening the door.
Further technical scheme can also be that described the first back-moving spring at least has two circle elastic bodys.Can improve like this twisting resistance of described the first back-moving spring.
Further technical scheme can also be, on described interior clutch body, axially extended interior axle is set, and described interior axle has axial interior axle centre bore, has axial symmetrical interior otch on the wall body of described interior axle; On described outer clutch body, be provided with outer shroud body, described outer shaft is positioned at the middle part of described outer shroud body, described outer shaft has axial outer shaft centre bore, on the wall body of described outer shaft, have axial symmetrical outer otch, described interior axle docks with described outer shaft and can be mutually meshing by described interior otch and outer otch.
Wherein, on the wall body of described interior axle, there is axial symmetrical interior otch, thereby make to form symmetrical internal projection on the wall body of described interior axle; On the wall body of described outer shaft, there is axial symmetrical outer otch, thereby make to form symmetrical outer lug on the wall body of described outer shaft.Like this, after applying axial force and making described interior otch and outer otch mutually meshing, can be by the mutual abutment action of described internal projection and outer lug, rotating torque between described interior axle and outer shaft is transmitted mutually, thereby after described interior axle and described outer shaft form and dock, under the effect that lacks described on-of pin, described interior clutch body and outer clutch body also can form interlock body, that is to say under the effect of described interior otch and outer otch and can provide the another kind mode of unblanking for described lockset.
Further technical scheme can also be, described interior clutch body comprises ringwise inner base frame and interior inserted block, described interior inserted block can be arranged in described inner base frame axially and movably, described interior axle is arranged on described interior inserted block, on the diapire face of described inner base frame, be provided with the wall body of described interior axle on the through hole of non-cut out portion adaptation, described interior axle makes described interior otch and the outer otch can be mutually meshing by described through hole; The part wall body of described inner base frame can axially be plugged in described outer shroud body.
Further technical scheme can also be that described inner base frame has axial inner base frame centre bore, in the cavity volume that described interior axle centre bore and inner base frame centre bore form, contains the second back-moving spring.Wherein, in the cavity volume that described interior axle centre bore and described inner base frame centre bore form, there is the second back-moving spring, like this, by the elastic reset effect of described the second back-moving spring, can after the described axial force of releasing, described interior axle be separated with outer shaft, thereby described interior axle and described outer shaft are departed from mutually.
Further technical scheme can also be, described on-of pin is arranged on described outer shroud body, and described groove is arranged on described inner base frame.
Because the present invention has These characteristics and advantage, can be applied to for this reason and have in the lockset of rectifying position clutch.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram with the lockset of rectifying a clutch that technical solution of the present invention is installed;
Fig. 2 is the reverse structural representation of the strong position clutch shown in Fig. 1;
Fig. 3 is the perspective view of the inner base frame shown in Fig. 1;
Fig. 4 is the structural representation of the first embodiment of the first back-moving spring shown in Fig. 1;
Fig. 5 is the structural representation of the second embodiment of the first back-moving spring shown in Fig. 1;
Fig. 6 is the structural representation of facing of the clutch shown in Fig. 1, and the free end arm of described the first back-moving spring is in original state;
Fig. 7 is the structural representation of facing of the clutch shown in Fig. 6, and the free end arm of described the first back-moving spring is reversed certain angle;
Fig. 8 is the cross-sectional view of the A-A direction shown in Fig. 7;
Fig. 9 is that the on-of pin in the strong position clutch shown in Fig. 8 stretches into the structural representation in described groove;
Figure 10 is described interior otch in the strong position clutch shown in Fig. 8 and the outer otch structural representation after mutually meshing.
The specific embodiment
Below in conjunction with accompanying drawing, the lockset of application technical solution of the present invention is described further.
The lockset with strong position clutch comprises lock housing body (not shown in FIG.), be contained in the clutch 1 in described lock housing body, the unlocking apparatus (not shown in FIG.) that can link with described clutch 1, the clutch pushing block 5 that is positioned at described clutch 1 side, drive electric transmissio mechanism (not shown in FIG.) that described clutch pushing block 5 moves etc., described unlocking apparatus can drive dead bolt (not shown in FIG.) thereby retraction lock housing body completes unlock operation.
As depicted in figs. 1 and 2, be the decomposition texture schematic diagram of clutch 1, described clutch 1 comprises can inside and outside interior clutch body 4 and the outer clutch body 2 fastening.
With shown in Fig. 8, on described outer clutch body 2, axially extended outer shaft 23 and outer shroud body 24 are set as shown in Figure 1, Figure 2, described outer shaft 23 is positioned at the middle part of described outer shroud body 24.In described outer shroud body 24 1 sides, be provided with the on-of pin positioning table 25 with receiving opening 26, the tail end top pressure spring 21 of on-of pin 20 is also positioned in described receiving opening 26 by fixed cap 22, for this reason described on-of pin 20 can be in described receiving opening 26 stretching motion.At described outer shroud body 24 opposite sides, be provided with extension semi-girder 27.In addition, for with interior handle (for being installed on indoor door handle, not shown in FIG.) interlock, in the end of described outer shroud body 24, be also provided with the interior handle installing hole 281 of the square iron that described interior handle is installed, described interior handle square iron is installed on after described interior handle installing hole 281, stirring described interior handle can drive described outer clutch body 2 to rotate, in two described clutch bodies, only have described outer clutch body 2 and described unlocking apparatus interlock, drive described dead bolt (not shown in FIG.) thus retraction lock housing body completes unlock operation.Certainly, described interior handle can also be installed on described interior clutch body 4, but now, in two described clutch bodies, only have described interior clutch body 4 and described unlocking apparatus interlock, guarantee that like this indoor operator, stirring interior handle just can unblank smoothly, outdoor operator can not depend merely on and simply stirs handle and complete unlock operation.
With shown in Fig. 8, a side of described interior clutch body 4 is provided with the groove 410 with described on-of pin 20 adaptations as shown in Figure 1, Figure 2, at the opposite side of described interior clutch body 4, is provided with interior adjutage 411.In addition, for with outer handle (for being installed on outdoor door handle, not shown in FIG.) interlock, in the end of described interior clutch body 4, be also provided with the outer handle installing hole 431 that described outer handle is installed, described outer handle is installed on after described outer handle installing hole 431, stirs described outer handle and can drive described interior clutch body 4 to rotate.
Wherein, described interior clutch body 4 and outer clutch body 2 are member independent of each other when released state, can around its rotating shaft, rotate and another one clutch body not exerted an influence separately.In any case stir outer handle, described outer handle can only drive described interior clutch body 4 to rotate, and can not drive described outer clutch body 2 operate and drive described unlocking apparatus to realize unlock operation, thereby can reach the antitheft object of lockset.But when clutch pushing block 5 described in electric transmissio mechanism action drives moves, as shown in Figure 9, described clutch pushing block 5 drive described on-of pin 20 stretch into described groove 410 interior after, described interior clutch body 4 and outer clutch body 2 form the relation of interlock mutually, now, stir described outer handle, described outer handle drives described unlocking apparatus running to realize unblanking of lockset by the interaction relation of described interior clutch body 4 and outer clutch body 2.
As shown in Figure 8, inside and outside fastening of described interior clutch body 4 and outer clutch body 2, form in spatial accommodation 6, for holding, can allow the first back-moving spring 3 of described interior clutch body 4 reset relative to outer clutch body 5.Described the first back-moving spring 3 can be arranged on described interior clutch body 4, can also arrange on described outer clutch body 2 or between them.In the present embodiment, described the first back-moving spring 3 is looped around the outside of described outer shaft 23.
As shown in Figure 4, be the structural representation of the first embodiment of described the first back-moving spring 3.Described the first back-moving spring 3 ringwise and have two free end arms (30,31), about two described free end arms (30,31) arranges and forms certain spacing, preferably there is certain angle, the width that minimum spacing is extended in a circumferential direction according to described interior adjutage 411 and extension semi-girder 27 is determined, as long as can hold described interior adjutage 411 and extension semi-girder 24 simultaneously.
Be illustrated in figure 6 the structural representation of facing of described clutch 1, the free end arm (30,31) of described the first back-moving spring 3 is in original state, and described extension semi-girder 27 and described interior adjutage 411 are also clamped between two free end arms (30,31) of described the first back-moving spring 3 and distribute inside and outside this is held position.Can be read as, described extension semi-girder 27 and described interior adjutage 411 the position between two described free end arms (30,31) of described the first back-moving spring 3 be not only held and also described clutch 1 in the radial direction inside and outside be dislocatedly distributed, also described extension semi-girder 27 is distributed in respectively on inside and outside two circular motion tracks that arrange with described interior adjutage 411, while rotating between two described free end arms (30,31) like this, together with described extension semi-girder 27 can not collide with described interior adjutage 411 and mutually limit the other side's motion.As described in Figure 7, when applying rotation external force to described interior clutch body 4, described interior adjutage 411 promotes described free end arm 30 and turns an angle.After described rotation external force is removed, described free end arm 30 can react on described interior adjutage 411, thereby drives described interior clutch body 4 to reset.
As another kind of embodiment, be illustrated in figure 5 the structural representation of the second embodiment of described the first back-moving spring 3, angle between two free end arms (30,31) of described the first back-moving spring 3 is 180 °, now, described interior adjutage 411 and extension semi-girder 27 are oppositely arranged, but still are arranged between described two free end arms (30,31) and respectively against described free end arm (30,31).
Further technical scheme can also be that described the first back-moving spring 3 at least has two circle elastic bodys 32.Can improve like this twisting resistance of described the first back-moving spring 3.
According to technique scheme, described extension semi-girder 27, interior adjutage 411 acts synergistically and has formed the resetting structure of described interior clutch body 4 and the relative reset of outer clutch body 2 with described the first back-moving spring 3, like this, no matter be that described interior clutch body 4 or described outer clutch body 2 rotate separately, or described interior clutch body 4 and described outer clutch body 2 linkage rotations, after rotation external force is removed, described interior clutch body 4 and described outer clutch body 2 can both return to initial position after the effect of described resetting structure, under doing, described clutch pushing block moving 5 drives described on-of pin 20 at every turn, described on-of pin 20 can both extend into exactly in described groove 410 and make described interior clutch body 4 and described outer clutch body 2 form interlock body, thereby can drive described unlocking apparatus to complete unlock operation, guarantee the success rate of at every turn opening the door.
After malfunctioning for fear of described electric transmissio mechanism, described lockset cannot be unblanked, and mechanical key transmission mechanism (not shown in FIG.) is also installed on described lockset, and described mechanical key transmission mechanism is installed on outer handle.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 8, described interior clutch body 4 comprises ringwise inner base frame 41, interior inserted block 43 and described interior inserted block 43 is packaged in to the circular orientation lid 44 in described inner base frame 41, and described interior inserted block 43 can be axially movable in described inner base frame 41, and on described interior inserted block 43, extended axially interior axle 430, described interior axle 430 has axial interior axle centre bore 431, and described groove 410 is arranged on described inner base frame 41.The part wall body of described inner base frame 41 can axially be plugged in the outer shroud body 24 of described outer clutch body 2.On the wall body of described interior axle 430, there is axial symmetrical interior otch 432, thereby make to form symmetrical internal projection 433 on the wall body of described interior axle 430, on the diapire face 412 of described inner base frame 41, be provided with the wall body of described interior axle 430 on the through hole 413 of non-cut out portion adaptation, the outer shaft 23 of described outer clutch body 2 has axial outer shaft centre bore 28, has axial symmetrical outer otch 29 on the wall body of described outer shaft 23, thereby makes to form symmetrical outer lug 210 on the wall body of described outer shaft 23, like this, as shown in figure 10, key (not shown in FIG.) is inserted to described mechanical key transmission mechanism and after the checking of described mechanical key transmission mechanism, described mechanical key transmission mechanism applies axial force F to described interior inserted block 43, described interior inserted block 43 is pushed and moves downward, after described interior axle 430 makes described interior otch 432 and outer otch 29 can be mutually meshing by described through hole 413, can be by the mutual abutment action of described internal projection 433 and outer lug 210, rotating torque between described interior axle 430 and outer shaft 23 is transmitted mutually, thereby after described interior axle 430 and described outer shaft 23 form and dock, lacking under the effect of described on-of pin 20, described interior clutch body 4 and outer clutch body 2 also can form interlock body, that is to say at described interior otch 432 and outer otch 29 and can provide the another kind mode of unblanking for described lockset when meshing.Now, thereby cannot promote described on-of pin 20 and described interior clutch body 4 and outer clutch body 2 cannot be linked and complete to unblank even if electric transmissio mechanism is malfunctioning, thereby operator can also be meshing when described interior clutch body 4 and outer clutch body 2 form interlock at described interior otch 432 and outer otch 29, by rotating outer handle, completes unlock operation.
In addition, as Fig. 1, shown in Fig. 2 and Fig. 8, in order can described interior axle 430 or outer shaft 23 to be resetted after the described axial force F of releasing, described inner base frame 41 also has axial inner base frame centre bore 414, in the cavity volume that described interior axle centre bore 431 and inner base frame centre bore 414 form, contain the second back-moving spring 42, like this, by the elastic reset effect of described the second back-moving spring 42, can after the described axial force F of releasing, described interior axle 430 or outer shaft 23 be resetted, thereby described interior axle 430 is departed from mutually with described outer shaft 23, described clutch 1 recovers released state.