CN213205277U

CN213205277U - Linkage control locking device of linkage door lock

Info

Publication number: CN213205277U
Application number: CN202021856362.8U
Authority: CN
Inventors: 肖会兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-14
Anticipated expiration: 2030-08-31

Abstract

The utility model belongs to the technical field of the linkage door, specific saying relates to a linkage lock's antithetical couplet accuse locking device. The linkage door lock comprises an assembly plate arranged in a lock box, wherein the assembly plate is connected with a main lock tongue and moves synchronously with the main lock tongue, one side of the assembly plate is provided with a clamping groove matched with a shifting rod of a lock core rotating shaft, the other side of the assembly plate is provided with a limiting part matched with a push-pull electromagnet, the push-pull electromagnet is electrically connected with a controller, and when the main lock tongue of one door retracts, the controller drives the push-pull electromagnet of the other door to extend into the limiting part of the assembly plate to lock the linkage door. The novel linkage control locking device is applied to linkage door locks, and has the characteristics of safe and firm mechanical locking, sensitive electrical control interlocking linkage, simple overall structure and convenience in use and operation.

Description

Linkage control locking device of linkage door lock

Technical Field

The utility model belongs to the technical field of the linkage door, specific saying relates to a linkage lock's antithetical couplet accuse locking device.

Background

The linkage door means that two doors have the interlocking linkage function, namely when one door is opened, the other door cannot be opened, and only when the two doors are closed, any one door can be opened. The linkage door is widely applied to financial departments such as banks, and the like, and the use occasion needs strict precaution, the used safety door has extremely high requirements, cannot only meet the anti-theft requirement, and also has a certain anti-following function.

The linkage door lock is a key component for realizing the interlocking linkage function, and the existing linkage door lock has the disadvantages of complex structure, more component parts, higher manufacturing cost and higher use and maintenance cost; secondly, the relevance of the mechanical part and the electronic control part in the lock body is not strong, the operation steps are complex, the use is very inconvenient, the failure rate is high, the phenomenon of joint control failure is easy to occur, and more potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mechanical locking is safe firm, sensitive and overall structure of automatically controlled interlocking linkage is succinct, use convenient operation's allies oneself with accuse locking device.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a allies oneself with accuse locking device of linkage lock which characterized in that: the linkage door lock comprises an assembly plate arranged in a lock box, wherein the assembly plate is connected with a main lock tongue and moves synchronously with the main lock tongue, one side of the assembly plate is provided with a clamping groove matched with a shifting rod of a lock core rotating shaft, the other side of the assembly plate is provided with a limiting part matched with a push-pull electromagnet, the push-pull electromagnet is electrically connected with a controller, and when the main lock tongue of one door retracts, the controller drives the push-pull electromagnet of the other door to extend into the limiting part of the assembly plate to lock the linkage door.

The additional technical characteristics of the joint control locking device for the linkage door lock further comprise that:

the limiting part is an unfilled corner arranged at the end part of the side edge of the assembling plate, and the end part of a push rod of the push-pull electromagnet is provided with a stop block or a ] type hook matched with the unfilled corner;

the controller is connected with an electronic control module, which comprises a gear driven by a motor, and the gear is meshed with a toothed sheet sleeved and fixed on the rotating shaft of the lock cylinder;

the electronic control module comprises a first microswitch and a second microswitch, and the first microswitch is matched with the limiting part of the assembling plate and used for feeding back a signal when the main lock tongue retracts to the controller; the second microswitch is matched with a convex part arranged on the tooth piece and is used for feeding back a signal when the main lock tongue extends out to the controller;

-the first microswitch is located at the end of the movement stroke of the mounting plate; the second microswitch is positioned at the tail end of the rotation stroke of the tooth piece;

the electric control module further comprises a third microswitch corresponding to the tail end of the lock rod of the induction lock tongue and used for feeding back the linkage door to the controller to be in a closed state;

the lock rod of the induction lock tongue is positioned in the sliding support, the tail end of the lock rod is sleeved with a pre-pressing spring, one end of the pre-pressing spring is fixed with the lock rod, the other end of the pre-pressing spring acts on the sliding support, and the third micro switch is arranged at the tail end of the retraction stroke of the lock rod.

The utility model provides a allies oneself with accuse locking device of linkage lock compares with prior art, has following advantage: firstly, the main lock tongue of the joint control locking device is connected with the assembly plate and synchronously moves with the assembly plate, the clamping groove of the assembly plate is driven by the lock core rotating shaft deflector rod to enable the main lock tongue to move telescopically, the push-pull electromagnet is clamped and fixed at the limiting part of the assembly plate after extending out, and meanwhile, the lock core rotating shaft has a limiting and restricting effect, so that the locking of the linkage door is realized, the phenomena of mistaken opening of the linkage door and interlocking linkage failure are avoided, the structure realizes the tight combination of electric control and mechanical control, the electric control structure is simple and convenient, the use and the operation are simple, and the reconstruction of the existing joint control door lock is convenient; secondly, because push-and-pull electro-magnet and controller electrical connection, and electric control module include with the spacing portion complex first micro-gap switch of assembly plate and with set up the bulge complex second micro-gap switch on the tooth piece, play limit switch's effect, respectively to the controller feedback main spring bolt withdrawal and the signal of stretching out the state, carry out the interlocking linkage action for the controller and provide the start-stop signal, after a door locking, the controller sends the opening instruction to another door, automatic monitoring one door is opened promptly, then another door carries out spacing locking's joint control effect, the interlocking linkage is more sensitive, the security performance of linkage door strengthens greatly.

Drawings

Fig. 1 is a schematic structural view of a joint control locking device (main bolt retracted state) of a linkage door lock according to the present invention;

fig. 2 is a schematic structural diagram of the joint control locking device (main bolt extending state) of the linked door lock of the present invention.

Detailed Description

The structure and the working principle of the joint control locking device of the linked door lock provided by the present invention will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1, it is a schematic structural diagram of the joint control locking device of the linked door lock according to the present invention. The structure of the combined control locking device comprises an assembly plate 1 arranged in a lock box a, wherein the assembly plate 1 is connected with a main bolt 2 and moves synchronously with the main bolt, one side of the assembly plate 1 is provided with a clamping groove 11 matched with a driving lever 31 of a lock cylinder rotating shaft 3, the other side of the assembly plate is provided with a limiting part 12 matched with a push-pull electromagnet 4, the push-pull electromagnet 4 is electrically connected with a controller 5, and when the main bolt 2 of one door retracts, the controller 5 drives a push rod of the push-pull electromagnet 4 of the other door to extend into the limiting part 12 of the assembly plate 1 to lock the combined door.

The working principle is as follows: this linkage lock's main spring bolt 2 (quantity is three) and assembly plate 1 simultaneous movement, and the draw-in groove 11 of assembly plate 1 receives the drive of 3 driving levers 31 of lock core pivot to realize the concertina movement of main spring bolt 2, and after driving lever 31 made main spring bolt 2 stretch out, controller 5 made push-and-pull electro-magnet 4 stretch out to assembly plate 1 spacing portion 12 and block fixed, stretches out the motion formation to main spring bolt 2 and prescribes a limit to the lock of linkage door has been realized.

It should be noted that, according to the use requirement of the linked door, the controller 5 may be programmed logically, for example, in an initial state, the push-pull electromagnets 4 of the two doors are both in an extended state to limit and lock the main bolt 2, an independent opening button is provided on the controller 5 to realize a manual disablement function, and after one door is opened, the push-pull electromagnet 4 of the other door must be extended to generate a limiting function to meet the requirement of interlocking linkage.

In the structure constituting the above-described joint control locking device,

optionally, the limiting part 12 is a notch arranged at the end part of the side edge of the assembling plate 1, and the end part of the push rod of the push-pull electromagnet 4 is provided with a stop block or a ] type hook 41 matched with the notch, so that the structure is simple, the processing and the manufacturing are convenient, the stop block or the ] type hook 41 of the push rod is tightly matched with the notch at the end part of the side edge of the assembling plate 1, the clamping and the limiting are firm, the main bolt 2 is completely locked, and the mistaken opening is prevented;

as a preferred embodiment, the controller 5 is connected to an electronic control module, the electronic control module includes a gear 62 driven by a motor 61, the gear 62 is engaged with a tooth piece 32 sleeved and fixed on the lock core rotating shaft 3, and the electronic control module realizes the extension and retraction automation of the main bolt 2, for example, after one door is closed, the other door is opened, and the front door is closed to realize automatic locking, or further the push-pull electromagnet 4 of the front door is extended out to limit and lock the door lock, so that the trailing prevention function of the linked door is improved, and the safety performance is enhanced;

furthermore, the electronic control module comprises a first micro switch 63 and a second micro switch 64, the first micro switch 63 is matched with the limiting part 12 of the assembly plate 1 and used for feeding back a signal when the main bolt 2 retracts to the controller 5, and the controller 5 can send an extending limiting action or send a monitoring confirmation signal for judging whether the lock is locked or not to the push-pull electromagnet 4 of the other door lock; the second microswitch 64 is matched with the convex part 321 arranged on the tooth sheet 32 and used for feeding back a signal when the main bolt 2 extends out to the controller 5, the controller 5 can send a stop signal to the motor 61 of the electric control module to prevent the motor 61 from continuously doing work, so that the safety of the electric control system is improved, further, the controller 5 can send a retraction instruction or a confirmation signal to the push-pull electromagnet 4 of the other door to unlock the locked state of the door lock, and the interlocking linkage function of locking one door and opening the other door is realized;

to achieve the above action, the first microswitch 63 is located at the end of the movement stroke of the assembly plate 1, namely the movement position of the assembly plate 1 when the main bolt 2 is completely retracted; the second microswitch 64 is positioned at the end of the rotation travel of the tooth plate 32, i.e. the movement position of the projection 321 on the tooth plate 32 when the main bolt 2 is fully extended;

optionally, the electronic control module further includes a third micro switch 65 corresponding to the end of the lock rod 72 of the induction lock tongue 71, and configured to feed back the linkage door to the controller 5, where the linkage door is in a closed state, when the door body is closed, the induction lock tongue 71 is compressed, the end of the lock rod 72 presses the third micro switch 65, and then a signal is fed back to the controller 5, and the controller 5 may automatically drive the lock cylinder rotating shaft 3 to rotate, so as to complete the motion of the main lock tongue 2 stretching out to lock the door body, and of course, may also continue to send a retraction instruction to the push-pull electromagnet 4 in the other door lock, so as to release the restriction on the lock cylinder rotating shaft 3, and complete the functions of limiting, releasing, opening;

furthermore, the lock rod 72 of the sensing bolt 71 is located in the sliding support 73, the end of the lock rod 72 is sleeved with a pre-pressing spring 74, one end of the pre-pressing spring 74 is fixed with the lock rod 72, the other end of the pre-pressing spring acts on the sliding support 73, the third micro switch 65 is arranged at the end of the retraction stroke of the lock rod 72, namely, the lock rod 72 of the sensing bolt 71 continuously receives the thrust of the pre-pressing spring 74, the sensing bolt 71 is in an extension dynamic sensing state, when the door body is closed, the sensing bolt 71 retracts under the pressure, and the end of the lock rod 72 presses the third micro switch 65 to feed back a door body closing signal to the controller 5 so as to complete the subsequent interlocking.

Claims

1. The utility model provides a allies oneself with accuse locking device of linkage lock which characterized in that: the linkage door lock comprises an assembly plate arranged in a lock box, wherein the assembly plate is connected with a main lock tongue and moves synchronously with the main lock tongue, one side of the assembly plate is provided with a clamping groove matched with a shifting rod of a lock core rotating shaft, the other side of the assembly plate is provided with a limiting part matched with a push-pull electromagnet, the push-pull electromagnet is electrically connected with a controller, and when the main lock tongue of one door retracts, the controller drives the push-pull electromagnet of the other door to extend into the limiting part of the assembly plate to lock the linkage door.

2. The joint-control locking device of a linked door lock according to claim 1, characterized in that: the limiting part is an unfilled corner arranged at the end part of the side edge of the assembling plate, and the end part of a push rod of the push-pull electromagnet is provided with a stop block or a ] type hook matched with the unfilled corner.

3. The joint-control locking device of a linked door lock according to claim 1 or 2, characterized in that: the controller is connected with the electric control module, the electric control module comprises a gear driven by a motor, and the gear is meshed with a tooth sheet sleeved and fixed on the lock cylinder rotating shaft.

4. The joint-control locking device of a linked door lock according to claim 3, wherein: the electric control module comprises a first microswitch and a second microswitch, the first microswitch is matched with the limiting part of the assembling plate and is used for feeding back a signal when the main lock tongue retracts to the controller; and the second microswitch is matched with the bulge arranged on the tooth piece and is used for feeding back a signal when the main lock tongue extends out to the controller.

5. The joint-control locking device of a linked door lock according to claim 4, wherein: the first microswitch is positioned at the tail end of the movement stroke of the assembling plate; the second microswitch is positioned at the tail end of the rotation stroke of the tooth blade.

6. The joint-control locking device of a linked door lock according to claim 3, wherein: the electric control module further comprises a third microswitch corresponding to the tail end of the lock rod of the induction lock tongue and used for feeding back the linkage door to the controller to be in a closed state.

7. The joint-control locking device of a linked door lock according to claim 6, wherein: the lock rod of the induction lock tongue is positioned in the sliding support, the tail end of the lock rod is sleeved with a pre-pressing spring, one end of the pre-pressing spring is fixed with the lock rod, the other end of the pre-pressing spring acts on the sliding support, and the third micro switch is arranged at the tail end of the retraction stroke of the lock rod.