CN216277415U

CN216277415U - Civil air defense door with safety lock

Info

Publication number: CN216277415U
Application number: CN202121607806.9U
Authority: CN
Inventors: 林聪浪; 周中杰
Original assignee: Tianjin Zhuoyue Fire Control Technology Co ltd
Current assignee: Tianjin Zhuoyue Fire Control Technology Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-04-12
Anticipated expiration: 2031-07-15

Abstract

The utility model provides a civil air defense door with a safety lock, and relates to the technical field of civil air defense doors. According to the utility model, the lock catch is electrically connected with the fingerprint unlocking on the surface of the rotary disc and is opened to enable the bolt to be contracted in the lock catch on the same side as the connecting block, and the lock catch moves towards the opposite side of the rotary rod, so that the phenomenon that a part of irrelevant personnel opens the civil air defense door privately and the worker cannot find out that serious loss can be caused in time is prevented, the rotary disc is used for driving the water level rotary rod, the belt and the like in the door body to reset and move to achieve the effect of opening and closing the civil air defense door, the cost is low, and the abrasion is small.

Description

Civil air defense door with safety lock

Technical Field

The utility model relates to the technical field of civil air defense doors, in particular to a civil air defense door with a safety lock.

Background

The civil defense door is a door of an entrance and an exit of a civil protection project, is used for government mobilization and organization of people, and takes measures of air attack prevention, disaster resistance and relief, implements rescue actions, and prevents and lightens disaster hazards. People's air defense door belongs to civil defense protective equipment. The civil air defense door is generally made of hard steel materials, has a certain impact wave prevention effect and effectively ensures the safety and stability in the civil air defense space. The civil air defense door is classified clearly, and various civil air defense devices such as common single-leaf and double-leaf protective airtight doors and airtight doors, movable door threshold single-leaf and double-leaf protective airtight doors and the like are provided.

However, in the prior art, the locking structure of the existing civil air defense door is complex, the civil air defense door is worn greatly during opening and closing, the maintenance period is short, the cost is high, and the civil air defense door cannot be widely used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, the existing civil air defense door has a complex locking structure, is greatly abraded during opening and closing, has short maintenance period and high cost, and cannot be widely used.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a people's air defense door with insurance lock, includes the door body, the outside of the door body is provided with the carousel, the center department of carousel is provided with the fingerprint unblock, one side that the carousel is close to the door body is provided with the bull stick, one side that the bull stick is close to the carousel is provided with the hasp, the intrados of hasp is provided with the bolt, the hasp adopts the setting of symmetry semicircle, and one side of right side semicircle is connected with the connecting block, one side sliding connection in the inside of the door body that the hasp is close to the connecting block, fingerprint unblock and hasp electric connection.

As a preferred embodiment, one end of the rotating rod, which is far away from the rotating disc, is rotatably connected with a fixed block, and a steel cable is wound on the surface of the rotating rod.

As a preferred embodiment, a sliding sleeve is arranged inside the fixing block, a limiting block is arranged inside the sliding sleeve, and a sawtooth structure is adopted on one side, close to the rotating rod, of the limiting block.

In a preferred embodiment, a belt is fixed to the other end of the steel cord in a penetrating manner, and fixed rollers are movably connected to both ends of the belt.

As a preferred embodiment, the back of the fixed roller is fixedly connected with a connecting frame, two sides of the top of the connecting frame are rotatably connected with connecting rods, and the upper end and the lower end of each connecting rod are provided with clamping blocks.

As a preferred embodiment, the limiting groove is formed in the fixture block, one side of the fixture block is far away from the fixing roller, the fixing rod penetrates through the middle of the fixture block, the fixing rod is close to one side of the fixing roller, the fixing rod penetrates through the middle of the fixture block and is movably connected with the fixing rod, and the fixing ring is arranged on the outer wall, close to one end of the fixing roller, of the fixing rod.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. when the anti-theft door is used, the lock catch is electrically connected with the unlocking pin by utilizing the fingerprint on the surface of the rotary disc and is opened, so that the bolt is contracted in the lock catch on the same side as the connecting block, and the lock catch moves towards the opposite side of the rotary rod, thereby preventing a part of irrelevant personnel from opening the air defense door privately and avoiding the possibility of causing great loss due to untimely discovery of the personnel.

2. According to the utility model, the turntable is rotated to enable the steel cable rope in the door body to drive the belt to contract and horizontally move towards the direction of the rotating rod, the steel cable rope is wound on the ground surface of the rotating rod, the zigzag limiting block in the sliding sleeve is utilized to prevent the steel cable rope from rewinding, the belt contracts to drive the fixed rollers and the connecting frames on two sides to move, the connecting rods on two sides reversely rotate to jack up the fixture blocks fixedly connected with the fixing rods and limit the fixture blocks in the limiting grooves, the fixture blocks on one side, close to the fixed rollers, of the upper portion fall on the fixed rings, so that the fixing rods are clamped in the door frame, the opening and closing abrasion of the fixing rods is small, and the cost is low.

Drawings

FIG. 1 is a perspective view of a civil air defense door having a safety lock in accordance with the present invention;

FIG. 2 is a perspective view of the internal structure of a civil air defense door with a safety lock according to the utility model;

FIG. 3 is a perspective view of a latch of a civil air defense door with a safety lock in accordance with the present invention;

fig. 4 is a cross-sectional view of a sliding sleeve and a stopper of a civil air defense door having a safety lock according to the present invention.

Illustration of the drawings:

1. a door body; 2. a turntable;

11. a belt; 12. a wire rope; 13. a fixed roller; 14. a connecting frame; 15. a connecting rod; 16. a clamping block; 17. a limiting groove; 18. fixing the rod; 19. a fixing ring;

21. fingerprint unlocking; 22. a rotating rod; 23. a fixed block; 24. locking; 25. a bolt; 26. a sliding sleeve; 27. and a limiting block.

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 1

As shown in fig. 1 to 4, the present invention provides a technical solution: the utility model provides a people's air defense door with insurance lock, including the door body 1, the outside of the door body 1 is provided with carousel 2, the center department of carousel 2 is provided with fingerprint unblock 21, one side that carousel 2 is close to the door body 1 is provided with bull stick 22, one side that bull stick 22 is close to carousel 2 is provided with hasp 24, the interior cambered surface of hasp 24 is provided with bolt 25, hasp 24 adopts the setting of symmetry semicircle, and one side of right side semicircle is connected with the connecting block, one side sliding connection in the inside of the door body 1 that hasp 24 is close to the connecting block, fingerprint unblock 21 and hasp 24 electric connection.

In the embodiment, when the anti-theft door is used, the fingerprint unlocking 21 on the surface of the rotary disc 2 is utilized to electrically connect the lock catch 24 and open the lock catch so that the bolt 25 is contracted in the lock catch 24 on the same side with the connecting block, and the lock catch 24 is moved to the opposite side of the rotary rod 22, so that the situation that a part of irrelevant personnel opens the air defense door privately and the personnel do not find in time to possibly cause great loss is prevented.

Example 2

As shown in fig. 1-4, one end of the rotating rod 22, which is far away from the rotating disc 2, is rotatably connected with a fixed block 23, the surface of the rotating rod 22 is wound with a steel cable rope 12, a sliding sleeve 26 is arranged inside the fixed block 23, a limit block 27 is arranged inside the sliding sleeve 26, one side, which is close to the rotating rod 22, of the limit block 27 adopts a zigzag structure, the other end of the steel cable rope 12 is fixedly penetrated through a belt 11, two ends of the belt 11 are movably connected with a fixed roller 13, a connecting frame 14 is fixedly connected to the back surface of the fixed roller 13, two sides of the top of the connecting frame 14 are rotatably connected with a connecting rod 15, two upper end and lower end of the connecting rod 15 are respectively provided with a fixture block 16, a limit groove 17 is formed inside the fixture block 16, a fixed rod 18 is penetrated through the middle part of the fixture block 16, which is far away from one side of the fixed roller 13, a fixed rod 18 is movably connected to the middle part of the fixture block 16, a fixed rod 18 is movably connected with a fixed rod 18, and a fixed ring 19 is arranged on the outer wall, which is close to one end of the fixed roller 13.

In this embodiment, the rotating disc 2 is rotated to make the steel cable rope 12 inside the door body 1 drive the belt 11 to contract and move horizontally to the direction of the rotating rod 22, the steel cable rope 12 is wound on the surface of the rotating rod 22, the zigzag limiting block 27 in the sliding sleeve 26 is used for preventing the steel cable rope 12 from rewinding, the belt 11 contracts to drive the fixed rollers 13 and the connecting frames 14 on two sides to move mutually, the connecting rods 15 on two sides rotate reversely to jack up the fixture block 16 fixedly connected with the fixed rod 18, and limit the fixture block 16 in the limiting groove 17, the fixture block 16 on one side of the upper part close to the fixed roller 13 drops on the fixed ring 19, so that the fixed rod 18 is clamped in the door frame, the opening and closing wear of the door frame is small, and the cost is low.

The working principle is as follows:

as shown in fig. 1-4, when in use, the fingerprint unlocking 21 on the surface of the rotary disc 2 is electrically connected with the lock catch 24 and opened to enable the bolt 25 to contract in the lock catch 24 on the same side with the connecting block, the lock catch 24 moves towards the opposite side of the rotary rod 22, so that the situation that a part of irrelevant personnel opens the civil air defense door privately and the workers do not find the civil air defense door in time possibly cause heavy loss is prevented, at the moment, the rotary disc 2 is rotated to enable the steel cable rope 12 inside the door body 1 to drive the belt 11 to contract and move horizontally towards the rotary rod 22, the steel cable rope 12 is wound on the surface of the rotary rod 22, the steel cable rope 12 is prevented from rewinding by the zigzag limiting block 27 in the sliding sleeve 26, the belt 11 contracts to drive the fixing rollers 13 and the connecting frames 14 on both sides to move, so that the connecting rods 15 on both sides reversely rotate to jack up the fixture block 16 fixedly connected with the fixing rod 18 and limit in the limiting groove 17, the fixture block 16 on one side close to the fixing roller 13 on the upper part falls on the fixing ring 19, the fixing rod 18 is clamped in the door frame, the opening and closing abrasion is small, and the cost is low.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a people's air defense door with safety lock, includes door body (1), its characterized in that: the outside of the door body (1) is provided with carousel (2), the center department of carousel (2) is provided with fingerprint unblock (21), one side that carousel (2) are close to the door body (1) is provided with bull stick (22), one side that bull stick (22) are close to carousel (2) is provided with hasp (24), the interior cambered surface of hasp (24) is provided with bolt (25), hasp (24) adopt the symmetry semicircle to set up, and just one side of right side semicircle is connected with the connecting block, one side sliding connection in the inside of the door body (1) that hasp (24) are close to the connecting block, fingerprint unblock (21) and hasp (24) electric connection.

2. A civil air defense door having a security lock as claimed in claim 1, wherein: the one end of bull stick (22) of keeping away from carousel (2) rotates and is connected with fixed block (23), the surface winding of bull stick (22) is provided with cable rope (12).

3. A civil air defense door with a security lock as claimed in claim 2, wherein: the inside of fixed block (23) is provided with sliding sleeve (26), the inside of sliding sleeve (26) is provided with stopper (27), the one side that stopper (27) are close to bull stick (22) adopts the sawtooth configuration.

4. A civil air defense door with a security lock as claimed in claim 2, wherein: the other end of the steel cable rope (12) penetrates through and is fixed with a belt (11), and two ends of the belt (11) are movably connected with fixed rollers (13).

5. A civil air defense door with a safety lock as claimed in claim 4, wherein: the back of fixed roll (13) is equal fixedly connected with link (14), the top both sides of link (14) are all rotated and are connected with connecting rod (15), the upper and lower both ends of connecting rod (15) all are provided with fixture block (16).

6. A civil air defense door having a safety lock as claimed in claim 5, wherein: limiting grooves (17) are formed in the fixture blocks (16), one side of the fixture blocks (16) is far away from the fixing roller (13), fixing rods (18) penetrate through the middle of the fixture blocks (16), one side of the fixture blocks (13) is close to the middle of the fixture blocks (16), the fixing rods (18) penetrate through the middle of the fixture blocks (16) and are movably connected, and fixing rings (19) are arranged on the outer walls of the fixing rods (18) close to one ends of the fixing rollers (13).