CN112901014A

CN112901014A - Electromechanical interlocking device of guard gate

Info

Publication number: CN112901014A
Application number: CN202110077376.2A
Authority: CN
Inventors: 牛聪; 贾磊; 王艳凤; 王瑨; 侯静
Original assignee: Yellow River Conservancy Technical Institute
Current assignee: Yellow River Conservancy Technical Institute
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-06-04

Abstract

The invention provides an electromechanical interlocking device of a protective door, and relates to the field of door locks. This electromechanical interlock of guard gate, including the door frame, the inside sliding connection of second spout has the second gag lever post, the first limiting plate of the inboard left side fixedly connected with in top of door frame, the inboard right side fixedly connected with second limiting plate in top of door frame, sliding connection has the dog in the spacing groove, the right side rear end fixedly connected with casing of door frame, the front end fixed connection of the first spring of fixedly connected with and first spring in the casing is at the rear end of dog, sliding connection has the bolt in the lock body, the flexible cylinder of the inside right side fixedly connected with of lock body. When the second limiting rod slides to the right side of the first limiting plate in the second sliding groove, the second limiting rod penetrates into the gap between the first limiting plate and the second limiting plate and continues to move rightwards, so that the antitheft door is driven to close, and then the bolt extends into the limiting hole under the combined action of the second spring and the telescopic cylinder to achieve locking.

Description

Electromechanical interlocking device of guard gate

Technical Field

The invention relates to the technical field of door locks, in particular to an electromechanical interlocking device of a protective door.

Background

The door lock is a device for locking a door as the name implies so as to prevent other people from opening the door, the door lock is classified into a plurality of categories, the requirements on the door lock are different in each occasion, and the anti-theft door lock is generally used in ordinary families, so that the safety is high and the price is low.

Along with the acceleration of life rhythm, many people forget the lock door very easily when going out, and no matter be ordinary mechanical lock or fingerprint lock can not realize automatic locking door, traditional lock fills in the card in the gap department between door and the doorframe when not locking simultaneously and also can open the door, need the key to twist when going out to die the lock door and can reach safe purpose, and is more troublesome.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the electromechanical interlocking device for the protective door, which solves the problem that the door is easy to forget to lock the door when going out and the door can be locked only by turning a key when locking the door.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a protective door electromechanical interlocking device comprises a door frame, wherein the left side inside the door frame is rotatably connected with a security door through a hinge, the inner side of the top of the door frame is provided with a first chute, a first limiting rod is slidably connected in the first chute, the top of the first limiting rod is rotatably connected with a gear, the top of the door frame is fixedly connected with a connecting plate, the front end of the connecting plate is provided with a tooth slot and is connected with the front end of the tooth slot in a gear meshing manner, the top of the door frame is fixedly connected with a dust-proof shell, the inner portion of the dust-proof shell is slidably connected with a motor, the output end of the motor is fixedly connected with the top of the gear, the top of the security door is provided with a second chute, the inner portion of the second chute is slidably connected with a second limiting rod, the front end of the bottom of the first limiting rod is fixedly connected with the top of the second, the right side of the inner side of the top of the door frame is fixedly connected with a second limiting plate, the connecting rod is slidably connected with gaps between the first limiting plate and the door frame, the inner side of the right side of the door frame is provided with a limiting groove, a stop block is slidably connected in the limiting groove, the rear end of the right side of the door frame is fixedly connected with a shell, a first spring is fixedly connected in the shell, the front end of the first spring is fixedly connected with the rear end of the stop block, the right side of the door frame is fixedly connected with a lock body, a bolt is slidably connected in the lock body, a telescopic cylinder is fixedly connected on the inner right side of the lock body, the output end of the telescopic cylinder is fixedly connected with a second spring, the left side of the second spring is fixedly connected on the right side of the bolt, the bottom right side of the bolt is fixedly connected with, and a limiting hole is formed in the side surface of the anti-theft door corresponding to the bolt.

Preferably, the front end and the rear end of the left side of the security door are fixedly connected with door handles.

Preferably, two ends of the second chute are fixedly connected with limiting blocks.

Preferably, a gap is formed between the first limiting plate and the second limiting plate, and the front end of the right side of the first limiting plate and the rear end of the left side of the second limiting plate are both chamfered.

Preferably, the left side of the bolt extends through the left side of the lock body and the right side of the door frame and to the left.

Preferably, the bottom of the fixing block at the bottom of the lock cylinder is fixedly connected to the inner wall of the bottom of the lock body through a third spring.

Preferably, the rear end of the lock cylinder penetrates through the rear end of the lock body, a key hole is formed in the top of the rear end of the lock cylinder, rotating handles are fixedly connected to the middles of the two ends of the front end of the lock cylinder, and the rotating handle at the front end of the lock cylinder penetrates through the front end of the lock body.

Preferably, the rear end right side fixedly connected with fingerprint module of lock body, the rear end top right side fixedly connected with controller of lock body, the top fixedly connected with distance sensor of casing.

The working principle is as follows: firstly, when the anti-theft door is opened, a key is inserted into a key hole to enable a lock cylinder to rotate, then a rotating handle is pressed, the rotating handle drives the lock cylinder to drive a fixing block to push a connecting block, the connecting block pulls a bolt to move rightwards to leave a limiting hole, so that the anti-theft door can be opened, a fingerprint module can also be pressed through fingerprints, the fingerprint module controls a telescopic cylinder to contract backwards through a controller, and therefore a second spring is driven to pull the bolt to retract rightwards to leave the limiting hole, so that the anti-theft door can be opened; when people forget to close the security door when going out, the distance sensing detection person leaves the back, the motor is controlled to rotate through the controller, the motor drives the meshing of the front end of the tooth socket of the gear on the connecting plate to move rightwards, the gear drives the first limiting rod and the second limiting rod to move rightwards when moving rightwards, the second limiting rod penetrates into the gap between the first limiting plate and the second limiting plate to continue moving rightwards when sliding to the right side of the first limiting plate in the second sliding groove to drive the security door to close, the stop block is pushed when the security door is closed, then the bolt extends into the limiting hole under the action of the second spring to realize locking, and automatic door locking is realized.

(III) advantageous effects

The invention provides an electromechanical interlocking device of a protective door. The method has the following beneficial effects:

1. according to the anti-theft door, after the person leaves through the distance sensing detector, the controller controls the motor to rotate, the motor drives the gear to engage with the front end of the tooth socket on the connecting plate to move rightwards, the gear drives the first limiting rod and the second limiting rod to move rightwards when moving rightwards, the second limiting rod penetrates into the gap between the first limiting plate and the second limiting plate to continue moving rightwards when sliding to the right side of the first limiting plate in the second sliding groove, so that the anti-theft door is driven to close, and the anti-theft door is automatically closed after the person leaves.

2. According to the invention, when the anti-theft door is closed, the door edge pushes the stop block to enable the stop block to slide in the limit groove to compress the third spring, then the bolt extends into the limit hole under the combined action of the second spring and the telescopic cylinder to realize locking, and meanwhile, the bolt is cylindrical in shape and cannot be easily jacked back under the action of external force, so that the door is convenient to lock and has high safety.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is a schematic structural view of a connecting plate of the present invention;

FIG. 3 is an enlarged view at B of FIG. 1;

FIG. 4 is an enlarged view taken at A in FIG. 2;

FIG. 5 is an exploded view of the housing of the present invention;

figure 6 is an exploded view of the lock body of the present invention.

Wherein, 1, a door frame; 2. a security door; 3. a hinge; 4. a door handle; 5. a first chute; 6. a second chute; 7. a limiting block; 8. a dust-proof shell; 9. a motor; 10. a connecting plate; 11. a tooth socket; 12. a gear; 13. a first limit rod; 14. a connecting rod; 15. a second limiting rod; 16. a distance sensor; 17. a first limit plate; 18. a second limiting plate; 19. a lock body; 20. a housing; 21. a first spring; 22. a fingerprint module; 23. a limiting groove; 24. a bolt; 25. a second spring; 26. a telescopic cylinder; 27. turning a handle; 28. a fixed block; 29. connecting blocks; 30. a lock cylinder; 31. a key hole; 32. a third spring; 33. a limiting hole; 34. a stopper; 35. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1-6, an embodiment of the present invention provides a protective door electromechanical interlocking device, including a door frame 1, a security door 2 rotatably connected to the left side of the interior of the door frame 1 through a hinge 3, a first sliding slot 5 disposed on the inner side of the top of the door frame 1, a first limiting rod 13 slidably connected to the first sliding slot 5, a gear 12 rotatably connected to the top of the first limiting rod 13, a connecting plate 10 fixedly connected to the top of the door frame 1, a tooth space 11 disposed at the front end of the connecting plate 10, and a gear 12 engaged with the front end of the tooth space 11, a dust-proof housing 8 fixedly connected to the top of the door frame 1, a motor 9 slidably connected to the interior of the dust-proof housing 8, and an output end of the motor 9 fixedly connected to the top of the gear 12, a second sliding slot 6 disposed on the top of the security door 2, a second limiting rod 15 slidably connected to the interior of the second sliding slot 6, and a, the left side of the inner side of the top of the doorframe 1 is fixedly connected with a first limiting plate 17, the right side of the inner side of the top of the doorframe 1 is fixedly connected with a second limiting plate 18, a connecting rod 14 is connected at a gap between the first limiting plate 17 and the second limiting plate 18 and the doorframe 1 in a sliding manner, a motor 9 drives a gear 12 to engage with the front end of a tooth socket 11 on the connecting plate 10 to move rightwards, the gear 12 drives a first limiting rod 13 and a second limiting rod 15 to move rightwards when moving rightwards, the second limiting rod 15 penetrates into the gap between the first limiting plate 17 and the second limiting plate 18 to move continuously rightwards when sliding to the right side of the first limiting plate 17 in a second sliding chute 6 so as to drive the security door 2 to close, after a person leaves, the security door 2 is automatically closed, the motor 9 rotates reversely when the door is opened, the motor 9 drives the gear 12 to engage, when the gear 12 moves leftwards, the first limiting rod 13 and the second limiting rod 15 are driven to move, and when the second limiting rod 15 slides to the right side of the second limiting plate 18 in the second sliding chute 6. The door is pushed slightly by hand to enable the second limiting rod 15 to penetrate out from the gap between the first limiting plate 17 and the second limiting plate 18 and move leftwards continuously, so as to drive the security door 2 to be opened, a limiting groove 23 is arranged on the inner side of the right side of the door frame 1, a stop block 34 is connected in the limiting groove 23 in a sliding manner, a shell 20 is fixedly connected to the rear end of the right side of the door frame 1, a first spring 21 is fixedly connected in the shell 20, the front end of the first spring 21 is fixedly connected to the rear end of the stop block 34, a lock body 19 is fixedly connected to the right side of the door frame 1, a bolt 24 is connected in the lock body 19 in a sliding manner, a telescopic cylinder 26 is fixedly connected to the inner right side of the lock body 19, a second spring 25 is fixedly connected to the output end of the telescopic cylinder 26, the left side of the second spring 25 is fixedly connected to the right side of, a position of the side surface of the security door 2 corresponding to the bolt 24 is provided with a limit hole 33, when the security door 2 is closed, the door edge pushes the stopper 34 to make the stopper 34 slide in the limit groove 23 to compress the third spring 32, and then the bolt 24 extends into the limit hole 33 under the combined action of the second spring 25 and the telescopic cylinder 26 to realize locking.

The front end and the rear end of the left side of the security door 2 are fixedly connected with door handles 4, so that the security door 2 can be pulled conveniently.

The two ends of the second sliding groove 6 are fixedly connected with limiting blocks 7, so that the second limiting rod 15 is prevented from leaving the second sliding groove 6.

There is the equal chamfer angle in right side front end and the left side rear end of second limiting plate 18 of gap and first limiting plate 17 between first limiting plate 17 and the second limiting plate 18, and the gap between first limiting plate 17 and the second limiting plate 18 makes things convenient for second gag lever post 15 to make a round trip to pass, changes the atress angle, conveniently opens and closes burglary-resisting door 2.

The left side of the bolt 24 penetrates the left side of the lock body 19 and the right side of the door frame 1 and extends to the left, and the bolt 24 is inserted into the limiting hole 33 when extending to the left to lock the security door 2.

The bottom of the fixing block 28 at the bottom of the lock core 30 is fixedly connected to the inner wall of the bottom of the lock body 19 through a third spring 32, and the third spring 32 provides resilience for the rotating handle 27.

The rear end of the lock core 30 penetrates the rear end of the lock body 19, the top of the rear end of the lock core 30 is provided with a key hole 31, the middle parts of the two ends of the front end of the lock core 30 are fixedly connected with rotating handles 27, and the rotating handles 27 at the front end of the lock core 30 penetrate the front end of the lock body 19.

The rear end right side fixedly connected with fingerprint module 22 of lock body 19, the rear end top right side fixedly connected with controller 35 of lock body 19, the top fixedly connected with distance sensor 16 of casing 20, through the cooperation starter motor 9 and the telescopic cylinder 26 between fingerprint module 22 and distance sensor 16 and the controller 35.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a protection door electromechanical interlocking device, includes door frame (1), its characterized in that: the anti-theft door is characterized in that the left side inside the door frame (1) is rotatably connected with an anti-theft door (2) through a hinge (3), the inner side of the top of the door frame (1) is provided with a first sliding groove (5), the first sliding groove (5) is connected with a first limiting rod (13) in a sliding manner, the top of the first limiting rod (13) is rotatably connected with a gear (12), the top of the door frame (1) is fixedly connected with a connecting plate (10), the front end of the connecting plate (10) is provided with a tooth groove (11) and the gear (12) is meshed with the front end of the tooth groove (11), the top of the door frame (1) is fixedly connected with a dustproof shell (8), the inner part of the dustproof shell (8) is slidably connected with a motor (9) and the output end of the motor (9) is fixedly connected with the top of the gear (12), the top of the anti-theft door (2) is provided with a second sliding groove, the bottom front end of the first limiting rod (13) is fixedly connected to the top of the second limiting rod (15) through a connecting rod (14), the left side of the top inner side of the door frame (1) is fixedly connected with a first limiting plate (17), the right side of the top inner side of the door frame (1) is fixedly connected with a second limiting plate (18), the connecting rod (14) is slidably connected to the gap between the first limiting plate (17) and the door frame (1) and the second limiting plate (18), the inner side of the right side of the door frame (1) is provided with a limiting groove (23), a stop block (34) is slidably connected to the limiting groove (23), the right side rear end of the door frame (1) is fixedly connected with a shell (20), the front end of a first spring (21) fixedly connected to the shell (20) and the first spring (21) is fixedly connected to the rear end of the stop block (34), and the right side of the door frame (1) is fixedly, sliding connection has bolt (24) in lock body (19), the inside right side fixedly connected with telescopic cylinder (26) of lock body (19), the output fixedly connected with second spring (25) of telescopic cylinder (26), the left side fixed connection of second spring (25) is on the right side of bolt (24), the bottom right side fixedly connected with connecting block (29) of bolt (24), the left side of lock body (19) is rotated and is connected with lock core (30), the top and the equal fixedly connected with fixed block (28) in right side of lock core (30), the side of burglary-resisting door (2) is provided with spacing hole (33) with the corresponding position of bolt (24).

2. A protective door electromechanical interlock device according to claim 1, wherein: the front end and the rear end of the left side of the anti-theft door (2) are fixedly connected with door handles (4).

3. A protective door electromechanical interlock device according to claim 1, wherein: and two ends of the second sliding chute (6) are fixedly connected with limiting blocks (7).

4. A protective door electromechanical interlock device according to claim 1, wherein: a gap is formed between the first limiting plate (17) and the second limiting plate (18), and the front end of the right side of the first limiting plate (17) and the rear end of the left side of the second limiting plate (18) are chamfered.

5. A protective door electromechanical interlock device according to claim 1, wherein: the left side of the bolt (24) penetrates through the left side of the lock body (19) and the right side of the door frame (1) and extends leftwards.

6. A protective door electromechanical interlock device according to claim 1, wherein: the bottom of a fixed block (28) at the bottom of the lock core (30) is fixedly connected to the inner wall of the bottom of the lock body (19) through a third spring (32).

7. A protective door electromechanical interlock device according to claim 1, wherein: the rear end of the lock cylinder (30) penetrates through the rear end of the lock body (19), a key hole (31) is formed in the top of the rear end of the lock cylinder (30), rotating handles (27) are fixedly connected to the middles of the two ends of the front end of the lock cylinder (30), and the rotating handles (27) at the front end of the lock cylinder (30) penetrate through the front end of the lock body (19).

8. A protective door electromechanical interlock device according to claim 1, wherein: the rear end right side fixedly connected with fingerprint module (22) of lock body (19), the rear end top right side fixedly connected with controller (35) of lock body (19), the top fixedly connected with distance sensor (16) of casing (20).