CN213269360U

CN213269360U - Novel joint control locking device of linkage door lock

Info

Publication number: CN213269360U
Application number: CN202021857773.9U
Authority: CN
Inventors: 肖会兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-25
Anticipated expiration: 2030-08-31

Abstract

The utility model belongs to the technical field of the linkage door, specific saying relates to a novel antithetical couplet accuse locking device of linkage lock. The 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 lever of a lock cylinder rotating shaft, the lock box is internally provided with an L-shaped plate, the middle of the L-shaped plate is rotatably connected with the L-shaped plate, one end of the L-shaped plate is a shifting fork matched with the shifting lever, the other end of the L-shaped plate is a swinging arm matched with a push-pull electromagnet, the push-pull electromagnet is electrically connected with a controller, when the main lock tongue of one door retracts, the controller drives the push-pull electromagnet of the other door to. 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

Novel joint 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 novel antithetical couplet accuse locking device of linkage lock.

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 novel antithetical couplet accuse locking device.

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

the utility model provides a novel 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, a clamping groove matched with a shifting lever of a lock cylinder rotating shaft is formed in one side of the assembly plate, an L-shaped plate is arranged in the lock box, the middle of the L-shaped plate is rotatably connected with the L-shaped plate, one end of the L-shaped plate is a shifting fork matched with the shifting lever, the other end of the L-shaped plate is a swinging arm matched with a push-pull electromagnet, the push-pull electromagnet is electrically connected with a controller, when the main lock tongue of one door retracts, the controller drives the push-pull electromagnet of the other door to extend out, and the swinging.

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

the L-shaped plate and the assembly plate are arranged in a stacked mode, a positioning pin shaft of a middle rotating point of the L-shaped plate is located in a sliding groove of the assembly plate, and a shifting lever of the lock cylinder rotating shaft simultaneously acts on a clamping groove of the assembly plate and a shifting fork of the L-shaped plate;

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, the first microswitch is matched with a crank arm rod which is rotationally connected with the lock box, one end of the crank arm rod is sleeved on the positioning pin column, the other end of the crank arm rod is contacted with a baffle column arranged on the assembly plate, and the middle part of the crank arm rod is provided with a pressing plane matched with the first microswitch and used for feeding back a signal of retraction of the main lock tongue to the controller;

a torsion spring is arranged between the positioning pin column and a deflector rod of the lock cylinder rotating shaft and is used for completely extending the main lock tongue;

the electronic control module further comprises a second 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 second micro switch is arranged at the tail end of the retraction stroke of the lock rod.

The utility model provides a novel antithetical couplet accuse locking device of linkage lock compares with prior art, has following advantage: 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 and the shifting fork of the L-shaped plate are simultaneously driven by the shifting lever of the rotating shaft of the lock cylinder, the other end of the L-shaped plate is provided with a swinging arm matched with the push-pull electromagnet, and the push-pull electromagnet is used for limiting the return movement of the swinging arm of the L-shaped plate to lock the linkage door; and secondly, because the push-pull electromagnet is electrically connected with the controller, and the electric control module comprises a first microswitch, a crank arm rod which is rotationally connected in a lock box of the electric control module is matched and used for feeding back a signal that one of the linkage doors is in an open state, and immediately the controller sends an instruction to the joint control limiting mechanism of the other linkage door to enable the push-pull electromagnet of the linkage door to carry out limiting locking on the L-shaped plate swing arm, namely, the joint control effect that one door is automatically monitored to be opened and the other door is carried out limiting locking is realized, the interlocking linkage is more sensitive, and the safety performance of the linkage door is greatly enhanced.

Drawings

Fig. 1 is a schematic structural diagram of the novel joint control locking device of the linked door lock of the present invention (the two sides of the dotted line are respectively the retracted state of the main lock tongue and the extended state of the main lock tongue).

Detailed Description

The structure and the working principle of the novel joint control locking device of the linkage door lock provided by the invention are further described in detail with reference to the accompanying drawings.

Referring to fig. 1, it is a schematic structural diagram of the novel joint control locking device of the linked door lock according to the present invention. The structure of the novel combined control locking device comprises an assembly plate 1 arranged in a lock box a, the assembly plate 1 is connected with a main bolt 2 and moves synchronously with the main bolt, a clamping groove 11 matched with a driving lever 31 of a lock cylinder rotating shaft 3 is formed in one side of the assembly plate 1, an L-shaped plate 4 connected with the middle of the lock box a in a rotating mode is arranged in the lock box a, one end of the L-shaped plate 4 is a shifting fork 41 matched with the driving lever 31, the other end of the L-shaped plate is a swing arm 42 matched with a push-pull electromagnet 5, the push-pull electromagnet 5 is electrically connected with a controller 6, when the main bolt 2 of one door retracts, the controller 6 drives the push-pull electromagnet 5 of the other door to stretch out, and the lock cylinder rotating shaft 3 is positioned to.

The working principle is as follows: the main bolt 2 and the assembly plate 1 of the linkage door lock move synchronously, the clamping groove 11 of the assembly plate 1 and the shifting fork 41 of the L-shaped plate 4 are driven by the shifting rod 31 of the lock cylinder rotating shaft 3 together, when the shifting rod 31 wants to enable the main bolt 2 to retract, the swinging arm 42 of the L-shaped plate 4 starts to rotate, the controller 6 enables the push-pull electromagnet 5 to extend out to form limitation on the returning motion of the swinging arm 42, and therefore the linkage door lock is achieved, and the linkage door lock cannot be opened.

It should be noted that, according to the use requirement of the linked door, the controller 6 may be programmed logically, for example, in an initial state, the push-pull electromagnets 5 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 6 to realize a manual disablement function, and after one door is opened, the push-pull electromagnet 5 of the other door must be extended to generate a limiting function to meet the requirement of interlocking linkage.

In the structure of the novel joint control locking device,

optionally, the L-shaped plate 4 and the assembly plate 1 are stacked, the positioning pin 43 at the middle rotation point thereof is located in the sliding slot 12 of the assembly plate 1, the shift lever 31 of the lock cylinder rotating shaft 3 acts on the slot 11 of the assembly plate 1 and the shift fork 41 of the L-shaped plate 4 simultaneously, the deflector rod 31 of the lock core rotating shaft 3 drives the assembly plate 1 and the L-shaped plate 4, the combination of bolt extension and locking limit is realized, the whole structure is simple and compact, the action is sensitive, furthermore, the movement direction of the push-pull electromagnet 5 is vertical to the movement direction of the assembly plate 1, namely, the movement track of the tail end of the swing arm 42 of the L-shaped plate 4 is arc-shaped, after the telescopic rod of the push-pull electromagnet 5 extends out, the end part of the telescopic rod is arranged at the foot hanging position, preferably, the end part of the telescopic rod is provided with a limiting part 51 to strengthen the limitation on the tail end of the swing arm 42 of the L-shaped plate 4, and the limiting part 51 can be a stop block or an L-shaped hook and the like in various shapes;

as a preferred embodiment, the controller 6 is connected to an electronic control module, the electronic control module includes a gear 72 driven by a motor 71, an output shaft of the motor 71 is connected to the gear 72 through a gear box 73, the gear 72 is engaged with a tooth plate 32 sleeved and fixed on the lock cylinder rotating shaft 3, and the extension and retraction automation of the main bolt 2 is realized through the electronic control module, 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 5 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;

optionally, the electronic control module includes a first micro switch 101, the first micro switch 101 is matched with a crank lever rotatably connected to the lock box a, one end of the crank lever is sleeved on the positioning pin 81, and the other end of the crank lever is in contact with a stop post 82 arranged on the assembly plate 1, a pressing plane 83 matched with the first micro switch 101 is arranged in the middle of the crank lever and used for feeding back a signal of retraction of the main bolt 2 to the controller 6, the controller 6 can send a stop signal to the motor 71 of the electronic control module to prevent the motor 71 from continuously acting, so that the safety of the electronic control system is improved, further, the controller 6 can send an extending instruction or a confirmation signal to the push-pull electromagnet 5 of another door to perform limit locking on the door lock, so as to realize an interlocking linkage function of opening one door and locking the other door;

furthermore, a torsion spring 30 is arranged between the positioning pin column and a shift lever 31 of the lock cylinder rotating shaft 3 and is used for completely extending the main bolt 2, in the embodiment, the push-pull electromagnet 5 is vertically arranged, the moving direction of the assembling plate 1 is horizontal, the tail end of a swing arm 42 of the L-shaped plate 4 moves in a circular arc shape and passes through the foot hanging positions of the two, in order to prevent the tail end of the swing arm 42 from restricting retraction of the push-pull electromagnet 5, the torsion spring 30 is added, namely after the main bolt 2 is completely extended, the tail end of the swing arm 42 of the L-shaped plate 4 is positioned below the foot hanging horizontal line, the telescopic movement of the push-pull electromagnet 5 is not limited, and the locking and the unlocking are;

optionally, the electronic control module further includes a second micro switch 102 corresponding to the end of the lock rod 92 of the induction lock tongue 91, and configured to feed back the linkage door to the controller 6, where the linkage door is in a closed state, when the door body is closed, the induction lock tongue 91 is compressed, the end of the lock rod 92 presses the second micro switch 102, and at this time, a signal is fed back to the controller 6, the controller 6 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 5 in the other door lock, so as to remove the restriction on the lock cylinder rotating shaft 3, and complete the functions of limiting;

furthermore, the lock rod 92 of the sensing bolt 91 is located in the sliding support 93, the end of the lock rod 92 is sleeved with a pre-pressing spring 94, one end of the pre-pressing spring 94 is fixed with the lock rod 92, the other end of the pre-pressing spring 94 acts on the sliding support 93, the second micro switch 102 is arranged at the end of the retraction stroke of the lock rod 92, namely, the lock rod 92 of the sensing bolt 91 continuously receives the thrust of the pre-pressing spring 94, the sensing bolt 91 is in an extension dynamic sensing state, when the door body is closed, the sensing bolt 91 retracts under the pressure, and the lock rod 92 presses the second micro switch 102 to feed back a door body closing signal to the controller 6, so as to complete the.

Claims

1. The utility model provides a novel 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, a clamping groove matched with a shifting lever of a lock cylinder rotating shaft is formed in one side of the assembly plate, an L-shaped plate is arranged in the lock box, the middle of the L-shaped plate is rotatably connected with the L-shaped plate, one end of the L-shaped plate is a shifting fork matched with the shifting lever, the other end of the L-shaped plate is a swinging arm matched with a push-pull electromagnet, the push-pull electromagnet is electrically connected with a controller, when the main lock tongue of one door retracts, the controller drives the push-pull electromagnet of the other door to extend out, and the swinging.

2. The novel joint control locking device of the linked door lock according to claim 1, characterized in that: the L-shaped plate and the assembly plate are stacked, a positioning pin shaft of a middle rotating point of the L-shaped plate and the assembly plate is located in a sliding groove of the assembly plate, and a shifting lever of the lock cylinder rotating shaft acts on a clamping groove of the assembly plate and a shifting fork of the L-shaped plate simultaneously.

3. The novel joint control locking device of the 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 novel joint control locking device of the linked door lock according to claim 3, characterized in that: the electronic control module comprises a first microswitch, the first microswitch is matched with a crank arm rod which is rotatably connected with the lock box, one end of the crank arm rod is sleeved on the positioning pin column, the other end of the crank arm rod is in contact with a gear column on the assembly plate, and the middle of the crank arm rod is provided with a pressing plane matched with the first microswitch and used for feeding back a signal for retracting the main lock tongue to the controller.

5. The novel joint control locking device of the linked door lock as claimed in claim 4, wherein: and a torsion spring is arranged between the positioning pin column and a deflector rod of the lock cylinder rotating shaft and is used for completely extending the main lock tongue.

6. The novel joint control locking device of the linked door lock according to claim 3, characterized in that: the electronic control module further comprises a second 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 novel joint control locking device of the linked door lock as claimed in 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 second micro switch is arranged at the tail end of the retraction stroke of the lock rod.