The intelligence lock is locked in hommization
Technical field
The utility model relates to a kind of magnetic card intelligence lock, be meant especially a kind of generous tongue can be easily, hommization intelligence lock that lock, that can open the door with magnetic card and mechanical key, belong to field of lockset.
Background technology
Current on the market popular intelligence lock, when pressure handle hand devastatingly, the handle fixed leg can be broken, being rotated further handle just can be with door-lock opening, therefore, this type of lockset exists comparatively serious potential safety hazard, in addition, known straight bullet formula hotel Intelligent lock core all adopts a buckle to control generous tongue at present, this structure is once closed the door not in place or when being not intended to run into buckle blowing, and generous tongue just can attack, causes to break doorframe or generous tongue for the second time at closing time, and each generous tongue all need move once, easily quickens the wearing and tearing of component.And existing intelligent lock core all needs just can realize with mechanical key in the time of need locking, and is very inconvenient.
The utility model content
The utility model is intended to provide a kind of safe and reliable at above-mentioned deficiency of the prior art, locks conveniently magnetic card intelligence lock.
For reaching described purpose, the utility model by the following technical solutions and design feature.
The intelligence lock is locked in hommization, form by lock core, dead bolt, cover plate, base plate, fixed head and decorative panel, it comprises combination spring bolt mechanism, generous tongue slide mechanism, locks mechanism, electronic push pedal clutch and key door-opening mechanism, more than each mechanism all be placed in the space that cover plate, base plate and fixed head define.
The combination spring bolt mechanism comprises combination dead bolt, combination dead bolt shell fragment, oblique tongue shift fork, power-assist dead bolt and microswitch; Generous tongue slide mechanism comprises generous tongue, first sharp plate shift fork, mechanism's key shifting block and big sharp plate bidirectional spring; Lock mechanism between combination dead bolt and generous tongue, it comprise anti-inclined tongue of lock, tiltedly the tongue shift fork, lock plate, lock the plate shift fork, anti-inclined tongue of lock extension spring and lock the plate dialing spring; Electronic push pedal clutch comprises motor, motor push pedal, latch, latch spring, four jiaos of pivoted housings and clutch; Clutch has ring bodies, and latch radially is arranged on the ring body, keep outwards upholding because of latch spring elastic force makes latch, and the motor push pedal can push latch in the clutch endoporus when motor rotates; The key door-opening mechanism comprises mechanism's key shifting block, mechanical key push pedal, first sharp plate shift fork, second largest sharp plate shift fork and oblique tongue shift fork.
Four jiaos of pivoted housings are set in the endoporus of clutch and rotate, and it comprises four jiaos of pivoted housings of preceding four jiaos of pivoted housings and back, is divided into the clutch two sides; Preceding four jiaos of pivoted housings are fixedlyed connected with handle outdoors, drive clutch by latch and drive oblique tongue shift fork rotation by clutch again, and the four jiaos of pivoted housings in back are fixedlyed connected with the handle in the door, can directly drive clutch and rotate; When handle opened the door, swing handle drove oblique tongue shift fork and stirs the combination dead bolt, drives first sharp plate shift fork simultaneously generous tongue is pushed lock core, finished the action of opening the door.
The ring body of the clutch outside is protruding the thickness block bigger than ring body, this block can be included in the described flange and the room between the segment gear portion of second largest sharp plate shift fork fully, so that clutch clockwise or when rotating counterclockwise, described rib can promote described flange or segment gear portion rotates around the axle center.The described block upper and lower surface of clutch all is higher than ring body surface, and from the minimum range in the axle center external diameter greater than second largest sharp plate shift fork ring body, and when clutch rotates, this block not with any parts interference.
The described plate of locking is along the fixed head setting, by two Long Circle through holes be inserted on the base plate on protruding two columns that bear, can stir it is moved towards the combination dead bolt by locking the plate shift fork, and provide restoring force by locking the plate dialing spring; When locking plate when the combination dead bolt moves to extreme position, lock plate and block the combination dead bolt just, make in its lock core of can not withdrawing, the combination dead bolt is locked.
Lock plate and be extended with a slipping block in its plane, place of edge-perpendicular on one side, one sidewall of anti-inclined tongue of lock is shaped on the wedge face that is complementary with this slipping block, this wedge face is relative with slipping block to slide, when anti-inclined tongue of lock retraction lock core, locking plate moves to the combination dead bolt under the effect of locking the plate dialing spring, when anti-inclined tongue of lock stretched out lock core, its described wedge face was pushed slipping block open, drove to lock plate towards moving away from combination dead bolt direction.
The utility model also comprises second largest sharp plate shift fork, this shift fork is to have the flange of radially extension and the ring bodies of segment gear portion, itself and four jiaos of pivoted housings, tiltedly tongue shift fork and clutch coaxial settings, second largest sharp plate shift fork and first sharp plate shift fork mesh by segment gear portion set on it.
When key opened the door, on the one hand, rotary machine key shifting block drove first sharp plate shift fork rotation, and first sharp plate shift fork is dialled in generous tongue in the lock core, and big sharp plate bidirectional spring ends first sharp plate shift fork card, realizes the card shelves of first sharp plate shift fork; On the other hand, the mechanical key shifting block promotes the mechanical key push pedal, and oblique tongue shift fork is stirred in the mechanical key push pedal, and tiltedly the tongue shift fork is stirred simultaneously and locked plate shift fork and combination dead bolt, will make up dead bolt and dial in the lock core, thereby finish the key action of opening the door.
When magnetic card opens the door, magnetic inductor transfers the signal that receives to the signal of telecommunication, electric motor starting, the motor push pedal is for being converted to the rotation of rotor the straight reciprocating motion of motor push pedal, the motor push pedal is moved to clutch, latch is pushed in the clutch, at this moment, preceding four jiaos of pivoted housings engage with clutch, the outer door handle of clockwise shearing, door handle drives preceding four jiaos of pivoted housings and rotates, and preceding four jiaos of rotations drive clutch again and rotate, and the segment gear portion that the block of clutch promotes second largest sharp plate shift fork rotates second largest sharp plate shift fork, also driving simultaneously oblique tongue shift fork rotates, then drive generous tongue mechanism and combination dead bolt mechanism action respectively, make in generous tongue and the combination dead bolt retraction lock core, finish the action of opening the door.
Tiltedly the tongue shift fork be sheet, by the outwards one-body molded combination shift fork that mechanical key shifting block and combination dead bolt shifting block are arranged of annular matrix, below combination dead bolt shifting block, be provided with and lock plate shift fork shifting block, combination dead bolt shifting block is stirred the combination dead bolt, locks plate shift fork shifting block and stirs and lock the plate shift fork; This oblique tongue shift fork is rotating shaft with the annular matrix endoporus, its outside is near protruding life one shifting block in mechanical key shifting block place, tiltedly behind tongue shift fork and four jiaos of pivoted housings and the clutch pack structure, this shifting block just can be stirred by the described block on the clutch, thereby drives oblique tongue shift fork one-directional rotation.
Locking the plate shift fork is rotating shaft with a column of locking in the plate Long Circle hole, head with lock plate shift fork shifting block and contact, afterbody with lock plate and contact, when locking plate shift fork shifting block and stir its head, it is fulcrum with the rotating shaft, afterbody is stirred and is locked plate, makes to lock plate towards moving away from the direction that makes up dead bolt.
Preceding four jiaos of pivoted housings comprise three sections cylinders that diameter has nothing in common with each other, and wherein place, the axle center of epimere has the square hole that is used for transfer torque; The interlude diameter is maximum and to be slightly larger than diameter of bore and its length of clutch the shortest; Outwards be provided with a fixture block near the end on the face of cylinder of epimere; Hypomere is suitable for being inserted in the endoporus of clutch, and can rotate in this endoporus, is provided with an insertable omission of latch at the end of hypomere; Also be shaped on axially extended fin at interlude or hypomere, this fin makes preceding four jiaos of pivoted housings by card only can rotate to an angle the back in clutch corresponding to the fan groove in the clutch endoporus.
Cover plate is provided with a through hole, and this through-hole diameter and preceding four jiaos of pivoted housing epimere diameters are complementary; Along the outside cutting of described through hole one fan-shaped otch is arranged, the described fixture block of epimere is contained in this fan-shaped otch, and preceding four jiaos of pivoted housings by card only rotate to an angle the back in this through hole.Its angle that can rotate is: when guaranteeing to clockwise rotate extreme position, preceding four jiaos of pivoted housings can be dialled in generous tongue in the lock core by generous tongue mechanism, simultaneously, to make up dead bolt and dial in the lock core by the combination spring bolt mechanism, and the no show or just reach corresponding extreme position in the clutch fan groove of the fin of preceding four jiaos of pivoted housings; When rotating counterclockwise extreme position, by generous tongue mechanism generous tongue is ejected outside the lock core, and described fin this moment corresponding extreme position of no show in the clutch fan groove.
The utility model compared with prior art, its beneficial effect is: 1, adopt dismountable connected mode to replace conventional clutch and the oblique integrated structure of tongue shift fork between clutch, oblique tongue shift fork and the second largest sharp plate shift fork, in the time of can realizing directly rotating counterclockwise generous tongue is released lock core, reach the anti-function of locking of putting forward of outer door handle by outer door handle.2, adopt gear drive between first sharp plate shift fork and the second largest sharp plate shift fork, so reliable transmission, laborsaving and wear-resistant.3, lock in the mechanism, only need door is barred up, because do not have corresponding jack on the knocker plate, the knocker plate just is pressed into lock core with anti-inclined tongue of lock, at this moment, locking plate moves to the combination dead bolt under the restoring force of locking the plate dialing spring, and the combination dead bolt has been inserted in the jack of knocker plate, when locking plate when the combination dead bolt moves to extreme position, locks plate and blocks the combination dead bolt just, make in its lock core of can not withdrawing, realize locking of combination dead bolt.This structure does not need to use mechanical key or other adminiclies can realize making up locking of dead bolt.4, on the cover board fan-shaped otch is set up in the through hole, and preceding four jiaos of pivoted housings rotate a certain angle only.Unexpectedly door is opened for preventing that handle 360 degree from rotating.Traditional intelligence lock only is to utilize the column that bears from the base plate epirelief that second largest sharp plate shift fork is limited in certain slewing area, and when twisting handle devastatingly when column is broken, uses handle just can be rotated further and door is opened.The utility model on the cover board increases position limiting structure, and the potential safety hazard that exists in the prior art is resolved easily, and simple in structure, does not influence overall appearance again.
Description of drawings
The location status schematic diagram of each parts when Fig. 1 is the utility model door opening state;
Fig. 2 is the location status schematic diagram of the utility model each parts when locking a door state;
Fig. 3 A is the generous tongue mechanism action of a utility model schematic diagram one;
Fig. 3 B is the generous tongue mechanism action of a utility model schematic diagram two;
Fig. 4 A is that the utility model is locked mechanism action schematic diagram one;
Fig. 4 B is that the utility model is locked mechanism action schematic diagram two;
Fig. 5 A is the utility model motor push pedal clutch action schematic diagram one;
Fig. 5 B is the utility model motor push pedal clutch action schematic diagram two;
Fig. 6 A is the utility model mechanical key each parts action schematic diagram one when opening the door;
Fig. 6 B is the utility model mechanical key each parts action schematic diagram two when opening the door;
Fig. 6 C is the utility model mechanical key each parts action schematic diagram three when opening the door;
Fig. 7 is the oblique tongue shift fork of a utility model structure chart;
Fig. 8 A is the preceding four jiaos of pivoted housing front views of the utility model;
Fig. 8 B is the preceding four jiaos of pivoted housing vertical views of the utility model;
Fig. 9 is the utility model clutch configuration figure;
Figure 10 is the second largest sharp plate shift fork structure chart of the utility model;
Figure 11 is the utility model covering plate structure schematic diagram;
Figure 12 is the utility model lateral view.
Reference numeral:
1, base plate; 2, cover plate; 3, fixed head; 4, decorative panel; 5, microswitch; 6, generous tongue; 7, mechanical key push pedal; 8, lock plate; 9, anti-inclined tongue of lock; 10, lock the plate shift fork; 11, combination dead bolt; 12, combination latch bolt spring; 13, power-assist dead bolt; 14, motor push pedal; 15, spring shell fragment; 16, clutch; 17, four jiaos of pivoted housings; 18, oblique tongue shift fork; 19; First sharp plate shift fork; 20, big sharp plate rotating shaft; 21, second largest sharp plate shift fork; 22, big sharp plate bidirectional spring; 23, mechanical key shifting block; 24, motor; 25, lock the plate dialing spring; 26, anti-inclined tongue of lock extension spring; 27, microswitch; 201, fan-shaped otch; 81, slipping block; 161, latch; 162, ring bodies; 163, block; 164, fan groove; 171, preceding four jiaos of pivoted housings; 172, four jiaos of pivoted housings in back; 1711, epimere; 1712, interlude; 1713, hypomere; 1714, fixture block; 1715, fin; 181, mechanical key shifting block; 182, combination dead bolt shifting block; 183, lock the shift fork shifting block; 184, shifting block; 191, flange; 192, segment gear portion;
The specific embodiment
Describe design feature of the present utility model and optimal technical scheme thereof in detail below in conjunction with an accompanying drawing and a specific embodiment.
The utility model is made up of lock core, dead bolt, base plate 1, cover plate 2, fixed head 3 and decorative panel 4, it comprises combination spring bolt mechanism, generous tongue slide mechanism, locks mechanism, electronic push pedal clutch and key door-opening mechanism, more than each mechanism all be placed in the space that base plate 1, cover plate 2 and fixed head 3 define.
The combination spring bolt mechanism comprises combination dead bolt 11, combination latch bolt spring 12, oblique tongue shift fork 18, power-assist dead bolt 13 and microswitch 27; Generous tongue slide mechanism comprises generous tongue 6, first sharp plate shift fork 21, mechanism's key shifting block 23, mechanism's key push pedal 7 and big sharp plate bidirectional spring 22; Lock mechanism between combination dead bolt 11 and generous tongue 6, it comprise anti-inclined tongue of lock 9, tiltedly tongue shift fork 18, lock plate 8, lock plate shift fork 10, anti-inclined tongue of lock extension spring 26 and lock plate dialing spring 25; Electronic push pedal clutch comprises motor 24, motor push pedal 14, latch 161, latch spring, four jiaos of pivoted housings 17 and clutch 16; Clutch 16 has ring bodies 162, and latch 161 radially is arranged on the ring bodies 162, keep outwards upholding because of latch spring elastic force makes latch 161, and motor push pedal 14 can push latch 161 in the annular distance of clutch 16 when motor 24 rotates; The key door-opening mechanism comprises mechanism's key shifting block 23, mechanical key push pedal 7, first sharp plate shift fork 21, second largest sharp plate shift fork 19 and oblique tongue shift fork 18.
Four jiaos of pivoted housings 17 are set in the endoporus of clutch 16 and rotate, and it comprises four jiaos of pivoted housings 172 of preceding four jiaos of pivoted housings 171 and back, is divided into clutch 16 two sides; Preceding four jiaos of pivoted housings 171 are fixedlyed connected with handle outdoors, drive clutch 16 by latch 161 and drive oblique tongue shift fork 18 rotations by clutch 16 again, and the four jiaos of pivoted housings 172 in back are fixedlyed connected with the handle in the door, can directly drive clutch 16 and rotate; When handle opened the door, swing handle drove oblique tongue shift fork 18 and stirs combination dead bolt 11, drives first sharp plate shift fork 21 simultaneously generous tongue 6 is pushed lock core, finishes the action of opening the door.
The function and the principle of locking mechanism are: lock plate 8 and be provided with along fixed head 3, by two Long Circle through holes be inserted on the base plate 1 on protruding two columns that bear, can stir it is moved towards combination dead bolt 11 by locking plate shift fork 10, and provide restoring force by locking plate dialing spring 25; Lock plate 8 and extended upward a slipping block 81 in its plane, place of edge-perpendicular on one side, one sidewall of anti-inclined tongue of lock 9 is shaped on the wedge face that is complementary with this slipping block 81, this wedge face and slipping block 81 relative slips, when anti-inclined tongue of lock 9 retraction lock cores, lock plate 8 and under the effect of locking plate dialing spring 25, move, when moving to extreme position, lock plate 8 and block combination dead bolt 11 just to the combination dead bolt, make in its lock core of can not withdrawing, combination dead bolt 11 is locked.When anti-inclined tongue of lock 9 stretched out lock core, its described wedge face was pushed slipping block 81 open, and drive is locked 8 plates court and moved away from combination dead bolt 11 directions, and then removes locking combination dead bolt 11.Locking plate shift fork 10 is rotating shaft with a column of locking in the plate 8 described Long Circle holes, head contacts with the plate shift fork shifting block 183 of locking of oblique tongue shift fork 18, afterbody with lock plate 8 and contact, when locking plate shift fork shifting block 183 and stir its head, it is fulcrum with the rotating shaft, afterbody is stirred and is locked plate 8, makes to lock plate 8 towards moving away from the direction that makes up dead bolt 11.When going out, shut the door, at first make up in the corresponding jack that dead bolt 11 slips into the knocker plate, bolt is tight, simultaneously, owing to there is not to be provided with jack on the knocker plate corresponding to anti-inclined tongue of lock 9, therefore anti-inclined tongue of lock 9 is pressed in the lock core, locks the barrier force of plate 8 and is removed, therefore, lock plate 8 and move, lock thereby will make up dead bolt 11 to combination dead bolt 11.
Second largest sharp plate shift fork 19 is to have the flange 191 of radially extension and the ring bodies of segment gear portion 192, it is meshing with each other by segment gear portion set on it 192 with first sharp plate shift fork 21 with four jiaos of pivoted housings 17, tiltedly tongue shift fork 18 and clutch 16 coaxial settings, second largest sharp plate shift fork 19; Described flange 191 and segment gear portion 192 relatively are arranged on the ring bodies of second largest sharp plate shift fork 19.Ring bodies 162 outsides of clutch 16 are protruding the thickness block 163 bigger than ring bodies, this block 163 can be included in the described flange 191 and the room between the segment gear portion 192 of second largest sharp plate shift fork 19 fully, so that clutch 16 is clockwise or when rotating counterclockwise, described block 163 can promote described flange 191 and segment gear portion 192 respectively and make second largest sharp plate shift fork 19 around its rotating shaft rotation; Described block 163 upper and lower surfaces all are higher than ring bodies 162 surfaces, and from the minimum range in the axle center external diameter greater than second largest sharp plate shift fork 19 ring bodies part; When clutch 16 rotates, this block 163 not with any parts interference.Clutch 16 endoporus places also radially are provided with a fan groove 164.
Tiltedly tongue shift fork 18 for sheet, by the outwards one-body molded combination shift fork that mechanical key shifting block 181 and combination dead bolt shifting block 182 are arranged of annular matrix, below combination dead bolt shifting block, be provided with and lock plate shift fork shifting block 183, combination dead bolt shifting block 182 is stirred combination dead bolt 11, locks plate shift fork 183 shifting blocks and stirs and lock plate shift fork 10; This oblique tongue shift fork 18 is rotating shaft with the annular matrix endoporus, its outside is near protruding life one shifting block 184 in mechanical key shifting block 181 places, tiltedly behind tongue shift fork 18 and four jiaos of pivoted housings 17 and 16 groups of structures of clutch, this shifting block 184 just can be stirred by the described block 163 on the clutch 16, thereby drives oblique tongue shift fork 18 one-directional rotation.
Preceding four jiaos of pivoted housings 171 comprise three sections cylinders that diameter has nothing in common with each other, and wherein place, the axle center of epimere 1711 has the square hole that is used for transfer torque; Interlude 1712 diameters are maximum and to be slightly larger than diameter of bore and its length of clutch 16 the shortest; Outwards be provided with a fixture block 1714 near the end on the face of cylinder of epimere 1711; Hypomere 1713 is suitable for being inserted in the endoporus of clutch 16, and can rotate in this endoporus, is provided with the 161 insertable omissions of a latch at the end of hypomere 1713; Also be shaped on axially extended fin 1715 at interlude 1712 or hypomere 1713, this fin 1715 makes preceding four jiaos of pivoted housings 171 by card only can rotate to an angle the back in clutch 16 corresponding to the fan groove 164 in clutch 16 endoporus.
In order to improve security performance, two columns that prevent the people from pressing door handle mala fide, devastatingly and will fix second largest sharp plate shift fork 19 break, and door is opened under the situation that does not have magnetic card or key, so on cover plate 2 of the present utility model, be provided with a through hole, this through-hole diameter and preceding four jiaos of pivoted housings, 171 epimeres, 1711 diameters are complementary, and can serve as that axle freely rotates with this through hole to guarantee preceding four jiaos of pivoted housings 171; Along the outside cutting of described through hole one fan-shaped otch 201 is arranged, the described fixture block 1714 of epimere 1711 is contained in this fan-shaped otch 201, and preceding four jiaos of pivoted housings 171 by card only rotate to an angle the back in this through hole.171 angles that can rotate of preceding four jiaos of pivoted housings are for guaranteeing: when clockwise rotating extreme position, preceding four jiaos of pivoted housings 171 can be dialled in generous tongue 6 in the lock core by generous tongue mechanism, simultaneously, to make up dead bolt 11 and dial in the lock core by the combination spring bolt mechanism, and the no show or just reach corresponding extreme position in clutch 16 fan grooves 164 of the fin 1715 of preceding four jiaos of pivoted housings 171; When rotating counterclockwise extreme position, it ejects generous tongue 6 outside the lock cores by generous tongue mechanism, and described fin 1715 this moment corresponding extreme position of no show in clutch 16 fan grooves 164.
Fig. 2 is that the utility model is in when locking a door state, each parts location status schematic diagram in the lock core.
Among the figure, generous tongue 6, combination dead bolt 11 all stretch out outside the lock core and are in the jack corresponding on the knocker plate, lock plate 8 and be in the top extreme position, it just in time blocks combination dead bolt 11 and makes it to withdraw in the lock core, has prevented that effectively the lawless person from utilizing laminar object will make up dead bolt and scratching.Simultaneously, motor push pedal 14 is in uppermost position, and the latch 161 in the clutch 16 stretches out clutch 16 under the effect of latch spring, makes preceding four jiaos of pivoted housings 171 be disengaged position with clutch 16, in any case the twisting door handle all can not open the door.
With reference to Fig. 6 A ~ 6C, when key opens the door, mechanical key shifting block 23 rotates, drive first sharp plate shift fork 21 around big sharp plate rotating shaft 20 rotations, first sharp plate shift fork 21 is dialled in generous tongue 6 in the lock core, big sharp plate bidirectional spring 22 ends first sharp plate shift fork 21 cards, realizes the card shelves of first sharp plate shift fork 21; Be rotated further key, promote mechanical key push pedal 7 by mechanical key shifting block 23, the mechanical key shifting block 181 of oblique tongue shift fork 18 is stirred in mechanical key push pedal 7, and tiltedly tongue shift fork 18 is stirred simultaneously and locked plate shift fork 10 and combination dead bolt 11, to make up dead bolt 11 and dial in the lock core, thereby finish the action of opening the door.
When magnetic card opens the door, near inductor, starter motor 24 after the inductor received signal with magnetic card, and motor push pedal 14 moves down, latch 161 is pushed in the described omission of also inserting preceding four jiaos of pivoted housings, 171 hypomeres 1711 in the clutch 16, preceding four jiaos of pivoted housings 171 are engaged with clutch 16; The clockwise shearing door handle, because of door handle and preceding four jiaos of pivoted housings 171 are connected, so it drives and stirs second largest sharp plate shift fork 19, first sharp plate shift fork 21 and tiltedly tongue shift fork 18 rotations after clutch 16 rotates respectively, realize three interlocks: one, the block 163 of clutch 16 drives the segment gear portion 192 of second largest sharp plate shift fork 19, second largest sharp plate shift fork 19 drives first sharp plate shift fork 21 by the segment gear portion 192 of engagement, and then generous tongue 6 is dialled in the lock core; Two, the block 163 of clutch 16 is stirred the shifting block 184 of oblique tongue shift fork 18, tiltedly the plate shift fork shifting block 183 of locking of tongue shift fork 18 is stirred again and is locked plate shift fork 10, make and lock plate shift fork 10 and will lock plate 8 and push aside downwards, remove the states of locking of locking 8 pairs of combinations of plate dead bolt 11; Three, tiltedly the combination dead bolt shifting block 182 of tongue shift fork 18 will make up dead bolt 11 and dial in the lock core, and this promptly finishes the action of opening the door.After opening the door, each parts location status as shown in Figure 1 in the lock core.
Electronics is locked microswitch 5, and this switch only after generous tongue 6 ejects lock core, can carry out electronics and lock, and after locking, has only user and floor card just can open the door.
The function that the utlity model has closes the door promptly locks, can prevent to cause damage because of the error that general idea neglects locking the door, its operating principle is: after going out, shut the door, when Men Weiguan puts in place, combination dead bolt 11 is pushed lock core by the knocker plate, and when being pushed near extreme position, combination dead bolt 11 afterbodys touch microswitch 27, motor 24 starts, with motor push pedal 14 withdrawals, clutch 16 and preceding four jiaos of pivoted housings 171 are broken away from again, can't be opened door by the door handle of outer panels this moment.
The utlity model has the anti-back locking function of carrying of outer panels door handle, after door is shut, the anti-door handle of carrying, driving clutch 16 rotates counterclockwise, the block 163 of clutch 16 is stirred the flange 191 of second largest sharp plate shift fork 19, rotates thereby drive second largest sharp plate shift fork 19, and second largest sharp plate shift fork 19 drives first sharp plate shift fork 21 again and rotates, last first sharp plate shift fork 21 is released lock core with generous tongue 6, realizes locking of door.
Below only being preferred embodiment of the utility model, is not any qualification that it is done, and should be understood that, under technical spirit of the present utility model, every to its any minor variations or retouching of doing, and all should be considered as within its protection domain.