CN208202867U - A kind of automatic switch door lock - Google Patents

Abstract

The utility model relates to a kind of automatic switch door locks, in particular to automatic door lock technical field.This automatic switch door lock includes pedestal, power device, locking system, switching device, the power device includes motor, screw rod, sliding block, pushing block, enabling travel switch, shutdown travel switch, the enabling travel switch is equipped with the first tabletting, the shutdown travel switch is equipped with the second tabletting, the locking system includes A axis and B axle, unhook torsion bar, it breaks off relations, unhook reduction torsion spring, described break off relations includes gib head and hook tail, the switching device includes C axis, enabling torsional spring, door pull hook, cabinet door, lock, cabinet door reduction torsion spring, lock buckling groove, D axis, shutdown sensing chip, door-closing in-place instruction switch, the door-closing in-place instruction switch is equipped with third tabletting, it designs through this structure, realize the purpose of automatic switch locker door, reach and user is avoided to forget locker door and cause property to be stolen and lose and mention High agency security can effect.

Description

A kind of automatic switch door lock

Technical field

The utility model relates to automatic door lock technical field more particularly to a kind of automatic switch door locks.

Background technique

Existing chamber door locking mechanism include be arranged in the door-plate back side can relatively transverse sliding slide plate, the front end of slide plate It is connected with bolt head, the door-plate back side is additionally provided with the lock construction that can prevent slide plate horizontal sliding, and the driving structure for driving slide plate mobile, When locking, driving structure drives slide plate and bolt head overhanging and be inserted into the latch aperture on doorframe, then with lock construction by the locking of slide plate, To achieve the purpose that not opened by others, when enabling, then first lock construction is opened, slide plate can freely slide, and then rotate hand Handle just makes slide plate that door bolt head be driven to inside contract.

The on-off action of lock bolt is completed since each mechanism member is the slide plate by shift plate in slotted hole, so in organ The peculiar sound of lockset and mechanism can be always heard in the process of movement, this is opened using technological means to thief and is protected Dangerous case provides advantageous condition, reduces the security performance of mechanism to a certain extent, and user itself can also deposit sometimes The case where forgetting locker door, if there being valuables in cabinet, property is easy to be stolen and lost.

Summary of the invention

(1) technical problems to be solved

The purpose of this utility model be for user be easier to forget locker door and tradition machinery formula lockset lockhole it is exposed easily Stolen problem, a kind of automatic switch door lock provided.

(2) technical solution

In order to solve deficiency in the prior art, the utility model provides such a automatic switch door lock, this is practical It is novel the technical solution adopted is that:

A kind of automatic switch door lock and its automatic switch method, including pedestal, setting power device on the base, Locking system, switching device, the power device include motor, the screw rod being connected on the motor output shaft, are connected to institute Sliding block, stroke the stopping push jack, enabling travel switch, shutdown travel switch of connection on the slide block on screw rod are stated, it is described Enabling travel switch is equipped with the first tabletting, and the shutdown travel switch is equipped with the second tabletting, the stroke stop push jack with First tabletting, the second tabletting movable contact, the locking system include fixed A pin shaft and B on the base Pin shaft, pin joint on the A pin shaft unhook torsion bar, pin joint on the B pin shaft unhook, be connected on the B pin shaft Unhook reduction torsion spring, in the unhook front, the unhook torsion bar includes the first end hook connects on the unhook reduction torsion spring Head, bar tail, described break off relations includes gib head, hook tail, and the hook tail is flexibly connected with the head, and the switching device includes solid Door pull hook on the C pin shaft of fixed C pin shaft on the base, the enabling torsional spring, pin joint being connected on the C pin shaft, Cabinet door, the lock that the cabinet door lower inside is arranged in, the cabinet door reduction torsion spring that the cabinet door inside upper part is arranged in, setting exist Shutdown sensing chip on the D pin shaft of lock buckling groove on the pedestal, fixed D pin shaft, pin joint on the base is closed the door Instruction switch in place, the door pull hook front are equipped with left hook arm and right hook arm, are formed between the left hook arm and the right hook arm Groove, the door pull hook rear portion are equipped with rear lever arm, and the second end hook connects on the enabling torsional spring are on the outside of the right hook arm, institute It states shutdown sensing chip and is equipped with upper piece and bottom sheet, the door-closing in-place instruction switch is equipped with third tabletting, and the upper piece downside is equipped with Push rod.

Preferably, the push rod is set between the unhook and the third tabletting, and the push rod can not contact simultaneously To the unhook and the third tabletting, the sliding block be set to the bar tail and it is described after between lever arm, the gib head is towards institute Right hook arm one end is stated equipped with rounded corner.

Preferably, described break off relations is set to below the unhook torsion bar, it is described upper piece be set to above the unhook, the bottom sheet Below the unhook, the door pull hook and described break off relations are set in same level.

Preferably, after the cabinet door is opened, the lock buckling groove notch is overlapped in the vertical direction with the groove notch, institute It states bottom sheet rear end and is located at the lock buckling groove rear upper, bar tail described in end in contact after the sliding block, the stroke stops push jack and connects Touch first tabletting front.

Preferably, after the cabinet door is closed, the left hook arm is contacted on the inside of the lock, described in the gib head interior side contacts Right hook arm leading inside, bottom sheet rear end described in end in contact before the lock, the bottom sheet rear end is located on the lock buckling groove rear end Side, the push rod contact third tabletting front, lever arm rear end after the slip front contact is described, and the stroke stopping pushes away Piece contacts second tabletting front.

(3) beneficial effect

By being arranged described in the motor drive in a kind of automatic switch door lock of the utility model and its automatic switch method Screw rod rotation drives the sliding block to slide back and forth, and the sliding block rear end pushes the bar tail, and the unhook torsion bar is sold around the A Axis rotates counterclockwise, and the head pushes the hook tail to rotate clockwise, and the unhook front end is equipped with the gib head, the gib head It is detached from the right hook arm, because the door pull hook is connected with enabling torsional spring, the enabling torsional spring resets, and the left hook arm decontrols institute Lock is stated, the right hook arm pushes the lock pop-up, realizes automatic door opening movement, and open by the way that the enabling stroke is arranged It closes, the stroke on the sliding block stops push jack and contacts first tabletting, motor automatic stop operating is realized, in the cabinet When door is resetted by the cabinet door reduction torsion spring, by connecting the unhook reduction torsion spring in the unhook, when the motor band When moving lever arm after the screw rod drives the front end promotion of the sliding block described, the unhook resets, described in the left hook arm promotion Lock enters in the lock buckling groove, and the gib head front end is equipped with rounded corner, and the right hook arm front end is got into the gib head, described Gib head locks the right hook arm, and the lock pushes the bottom sheet to rotate counterclockwise, make it is described upper piece rotate counterclockwise, it is described to push away Bar contacts the third tabletting, while the stroke stops push jack and contacts second tabletting, and the motor shuts down, and realizes Automatic door-closing stop is made, and by designing such structure cooperation, realizes the purpose of automatic switch locker door, has reached and avoided User forgets locker door and property is stolen and loses and improve the effect of agency security energy.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram for being automatically switched door lock of the utility model.

Fig. 2 is the structure top view of the utility model open state.

Fig. 3 is the structure top view of the utility model closed state.

It is attached in the figure, it is marked as 1- pedestal, 2- power device, 3- locking system, 4- switching device, 21- motor, 22- screw rod, 23- sliding block, 24- stroke stop push jack, 25- enabling travel switch, 26- shutdown travel switch, the first tabletting of 251-, 261- second Tabletting, 31-A pin shaft, 33-B pin shaft, 32- unhook torsion bar, 321- head, 322- bar tail, 34- break off relations, 35- unhook reduction torsion spring, The first end hook of 351-, 341- gib head, 342- hook tail, 41-C pin shaft, 42- enabling torsional spring, 43- door pull hook, 44- cabinet door, 45- lock Button, 46- cabinet door reduction torsion spring, 47- lock buckling groove, 48-D pin shaft, 49- shutdown sensing chip, 410- door-closing in-place instruction switch, 431- Left hook arm, the right hook arm of 432-, 434- groove, lever arm after 433-, the second end hook of 421-, 491- upper, 492- bottom sheet, 411- third Tabletting, 4911- push rod.

Specific embodiment

Please refer to Fig. 1 ~ 3, a kind of automatic switch door lock described in the utility model and its automatic switch method, including pedestal 1, power device 2 on the pedestal 1, locking system 3, switching device 4 be set, and the power device 2 includes motor 21, even It connects the screw rod 22 on 21 output shaft of motor, the sliding block 23 being connected on the screw rod 22, be connected on the sliding block 23 Stroke stop push jack 24, enabling travel switch 25, shutdown travel switch 26, the enabling travel switch 25 be equipped with first pressure Piece 251, the shutdown travel switch 26 are equipped with the second tabletting 261, and the stroke stops push jack 24 and first tabletting 251,261 movable contact of the second tabletting, the locking system 3 include that the A pin shaft 31 being fixed on the pedestal 1 and B are sold Axis 33, pin joint in unhook 34 of the unhook torsion bar 32, pin joint on the A pin shaft 31 on the B pin shaft 33, be connected to the B Unhook reduction torsion spring 35 on pin shaft 33, the first end hook 351 on the unhook reduction torsion spring 35 are connected to described break off relations before 34 Portion, the unhook torsion bar 32 include head 321, bar tail 322, and the unhook 34 includes gib head 341, hook tail 342, the hook tail 342 are flexibly connected with the head 321, and the switching device 4 includes the C pin shaft 41 being fixed on the pedestal 1, is connected to institute It states door pull hook 43 of the enabling torsional spring 42, pin joint on C pin shaft 41 on the C pin shaft 41, cabinet door 44, be arranged in the cabinet door 44 The lock 45 of lower inside, is arranged on the pedestal 1 the cabinet door reduction torsion spring 46 that 44 inside upper part of cabinet door is arranged in Shutdown sensing chip 49 on the D pin shaft 48 of lock buckling groove 47, the D pin shaft 48 being fixed on the pedestal 1, pin joint is closed the door and is arrived Position instruction switch 410,43 front of door pull hook are equipped with left hook arm 431 and right hook arm 432, the left hook arm 431 and the right side Groove 434 is formed between hook arm 432,43 rear portion of door pull hook is equipped with rear lever arm 433, the second end on the enabling torsional spring 42 Hook 421 is connected to 432 outside of the right hook arm, the shutdown sensing chip 49 be equipped with upper piece 491 and bottom sheet 492, the shutdown arrive Position instruction switch 410 is equipped with third tabletting 411, and upper piece 491 downsides are equipped with push rod 4911.

In order to preferably optimize the construction of this automatic switch door lock, achieve the purpose that be automatically switched locker door, originally Push rod 4911 described in utility model is set between the unhook 34 and the third tabletting 411, and the push rod 4911 can not While break off relations 34 and the third tabletting 411 are touched, the sliding block 23 is set to the bar tail 322 and the rear lever arm Between 433, the gib head 341 is equipped with rounded corner towards described right 432 one end of hook arm, described to break off relations 34 set on the unhook torsion bar 32 lower section, it is described upper piece 491 be set to it is described break off relations 34 top, the bottom sheet 492 be set to it is described break off relations 34 lower section, the door pull hook 43 break off relations 34 in same level with described, after the cabinet door 44 is opened, 47 notch of lock buckling groove and the groove 434 Notch is overlapped in the vertical direction, and 492 rear end of bottom sheet is located at 47 rear upper of lock buckling groove, is terminated after the sliding block 23 The bar tail 322 is touched, the stroke stops push jack 24 and contacts 251 front of the first tabletting, described after the cabinet door 44 is closed Left hook arm 431 contacts 45 inside of lock, right 432 leading inside of hook arm described in 341 interior side contacts of gib head, the lock 492 rear end of bottom sheet described in end in contact before 45,492 rear end of bottom sheet are located above 47 rear end of lock buckling groove, the push rod 4911 contact 411 fronts of third tabletting, and rear 433 rear end of lever arm, the stroke described in end in contact stop before the sliding block 23 Push jack 24 contacts 261 front of the second tabletting.

Working principle: the utility model auto-unlocking, the motor 21 drive the screw rod 22 to rotate, 22 band of screw rod It moves the sliding block 23 to slide backward, 23 rear end of sliding block pushes the bar tail 322, and the unhook torsion bar 32 is sold around the A Axis 31 rotates counterclockwise, and the head 321 pushes the hook tail 342, and the unhook 34 is rotated clockwise around the B pin shaft, The gib head 341 is far from the right hook arm 432, and then the enabling torsional spring 42 resets, and the left hook arm 431 is far from the lock 45, the right hook arm 432 pushes 45 pop-up of lock, while the stroke stops push jack 24 and contacts first tabletting 251, So that the motor 21 is automatically stopped operating, realizes automatic door opening movement；Automatically it shuts, the cabinet door 44 is resetted by the cabinet door to be turned round The effect of spring 46 is closed, and the lock 45 falls on the lock buckling groove 47 with the notch of the groove 434, and the motor 21 drives institute The rotation of screw rod 22 is stated, the screw rod 22 drives 23 forward slip of sliding block, and the front end of the sliding block 23 pushes the rear lever arm 433, the door pull hook 43 is rotated clockwise around the C pin shaft 41, while the unhook reduction torsion spring 35 makes the unhook 34 Spinning reduction counterclockwise, the left hook arm 431 push the lock 45 to enter in the lock buckling groove 47, and the right hook arm 432 connects It touches the 341 front end rounded corner of gib head to push the unhook 34 open, right 432 front end of hook arm is got into the gib head 341, institute State gib head 341 and lock the right hook arm 432, while the lock 45 pushes the rotation counterclockwise of bottom sheet 492, make it is described upper piece 491 counterclockwise rotation, the push rod 4911 contact the third tabletting 411, while the stroke stop push jack 24 push it is described Second tabletting 261, the motor 21 are automatically stopped operating, realize automatic door-closing movement.

In addition, embodiment of above is merely to illustrate the utility model, and it is not the limitation of the utility model, related skill The those of ordinary skill in art field can also make other changes in the case where not departing from the spirit and scope of the utility model Change and deform, therefore all equivalent technical solutions also belong to the scope of the utility model, the protection scope of the utility model is answered It is defined by the claims.In addition, explanation merely for convenience is not right if using some specific terms in this specification The utility model is construed as limiting.

Claims (7)

1. a kind of automatic switch door lock, including pedestal (1), the power device (2) being arranged on the pedestal (1), locking system (3), switching device (4), it is characterised in that: the power device (2) includes motor (21), is connected to the motor (21) output Screw rod (22) on axis, the sliding block (23) being connected on the screw rod (22), the stroke being connected on the sliding block (23) stop Push jack (24), enabling travel switch (25), shutdown travel switch (26), the enabling travel switch (25) are equipped with the first tabletting (251), the shutdown travel switch (26) is equipped with the second tabletting (261), and the stroke stops push jack (24) and described first Tabletting (251), second tabletting (261) movable contact, the locking system (3) include the A being fixed on the pedestal (1) Pin shaft (31) and B pin shaft (33), pin joint on the A pin shaft (31) unhook torsion bar (32), pin joint is on the B pin shaft (33) Unhook (34), the unhook reduction torsion spring (35) that is connected on the B pin shaft (33), on the unhook reduction torsion spring (35) One end hook (351) is connected to described unhook (34) front, and the unhook torsion bar (32) includes head (321), bar tail (322), institute Stating unhook (34) includes gib head (341), hook tail (342), and the hook tail (342) is flexibly connected with the head (321), described to open Closing device (4) includes the C pin shaft (41) being fixed on the pedestal (1), the enabling torsional spring being connected on the C pin shaft (41) (42), door pull hook (43) of the pin joint on the C pin shaft (41), cabinet door (44), be arranged in the cabinet door (44) lower inside Latch (45), setting the cabinet door (44) inside upper part cabinet door reduction torsion spring (46), lock on the pedestal (1) is set The shutdown sensing chip of catching groove (47), the D pin shaft (48) being fixed on the pedestal (1), pin joint on the D pin shaft (48) (49), door-closing in-place instruction switch (410), door pull hook (43) front are equipped with left hook arm (431) and right hook arm (432), institute Formation groove (434) between left hook arm (431) and the right hook arm (432) is stated, door pull hook (43) rear portion is equipped with rear lever arm (433), the second end hook (421) on the enabling torsional spring (42) is connected on the outside of the right hook arm (432), the shutdown induction Piece (49) is equipped with upper piece (491) and bottom sheet (492), and the door-closing in-place instruction switch (410) is equipped with third tabletting (411), institute It states and is equipped with push rod (4911) on the downside of piece (491).

2. a kind of automatic switch door lock according to claim 1, it is characterised in that: the push rod (4911) is set to described de- Between hook (34) and the third tabletting (411), the push rod (4911) can not touch unhook (34) and the institute simultaneously State third tabletting (411).

3. a kind of automatic switch door lock according to claim 1, it is characterised in that: the sliding block (23) is set to the bar tail (322) between the rear lever arm (433).

4. a kind of automatic switch door lock according to claim 1, it is characterised in that: the gib head (341) is towards the right side Hook arm (432) one end is equipped with rounded corner.

5. a kind of automatic switch door lock according to claim 1, it is characterised in that: the unhook (34) is set to the unhook Below torsion bar (32), described upper piece (491) are set to above unhooks (34), and the bottom sheet (492) is set on the unhook (34) Lower section, the door pull hook (43) and the unhook (34) are set in same level.

6. a kind of automatic switch door lock according to claim 1, it is characterised in that: described after the cabinet door (44) is opened Lock buckling groove (47) notch is overlapped in the vertical direction with the groove (434) notch, and bottom sheet (492) rear end is located at the lock Catching groove (47) rear upper, bar tail (322) described in end in contact, the stroke stop push jack (24) and contact institute the sliding block (23) afterwards State the first tabletting (251) front.

7. a kind of automatic switch door lock according to claim 1, it is characterised in that: described after the cabinet door (44) is closed Left hook arm (431) contacts on the inside of the lock (45), right hook arm (432) leading inside described in gib head (341) interior side contacts, Bottom sheet (492) rear end described in end in contact, bottom sheet (492) rear end are located at the lock buckling groove (47) rear end before the lock (45) Top, the push rod (4911) contact third tabletting (411) front, rear lever arm described in end in contact before the sliding block (23) (433) rear end, the stroke stop push jack (24) and contact the second tabletting (261) front.