CN215595251U

CN215595251U - Civil air defense door locking device

Info

Publication number: CN215595251U
Application number: CN202121822914.8U
Authority: CN
Inventors: 郭晓明; 盖明辉; 王本虹; 刘永梅
Original assignee: Yantai Guangyuan Civil Air Defense Equipment Co ltd
Current assignee: Yantai Guangyuan Civil Air Defense Equipment Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-01-21
Anticipated expiration: 2031-08-05

Abstract

The application relates to a people's air defense door locking device belongs to the field of people's air defense equipment, and it is including a body, sliding connection has the slide bar that the level set up in the door body, slide bar horizontal migration, slide bar one end articulates there is the connecting rod, the connecting rod top articulates there is the grafting piece, be close to on the door body the sliding tray has been seted up to the position of grafting piece, the grafting piece is located slide in the sliding tray, the door body is close to the position of slide bar one end is equipped with the drive the gliding electric drive device of slide bar, the slide bar with the connection can be dismantled to electric drive device. When the door is normally used, the electric driving device can drive the sliding rod to move to drive the connecting rod to rotate, so that the inserting block is driven to slide, the locking of the door body is realized, and the door body is convenient to open and close; when emergency, such as outage or motor damage, through with slide bar and electric drive device separation, can slide the slide bar by hand, the operation of being convenient for, effect that the reliability is high.

Description

Civil air defense door locking device

Technical Field

The application relates to the field of civil air defense equipment, in particular to a civil air defense door locking device.

Background

The civil air defense engineering refers to an underground protective building which is independently built for guaranteeing shelter of war time personnel and materials, civil air defense command and medical aid, and a basement which is built by combining ground buildings and can be used for air defense in war time. The civil air defense door needs better leakproofness, and usually for guaranteeing the protective effect, the weight of civil air defense door is all heavier.

The chinese utility model patent that the grant bulletin number is CN209398239U can be referred to relevant technique, and it discloses a novel locking device's civil air defense engineering protection door, including the door plant, be equipped with the mounting groove in the door plant, install locking device in the mounting groove, the inside and outside both sides of door plant correspond locking device's position and are equipped with the sealed lid through the switching of key control.

Aiming at the related technologies, the inventor finds that the civil air defense door realizes the opening and closing of the civil air defense door by the linkage of the internal mechanism of the motor-driven door body, the operation is labor-saving and convenient, but the motor is easy to damage and depends on electric power, the maintenance is complex under emergency, the civil air defense door is difficult to lock by manpower, and the safety is not enough.

SUMMERY OF THE UTILITY MODEL

In order to make people's air defense door can conveniently open and close, can rely on the manpower to lock under the emergency simultaneously, this application provides a people's air defense door locking device.

The application provides a civil air defense door locking device adopts following technical scheme:

the utility model provides a people's air defense door locking device, includes the door body, the sliding rod that the internal sliding connection of door has the level to set up, slide bar horizontal migration, slide bar one end articulates there is the connecting rod, the connecting rod top articulates there is the grafting piece, be close to on the door body the sliding tray has been seted up to the position of grafting piece, the grafting piece is located slide in the sliding tray, the door body is close to the position of slide bar one end is equipped with the drive the gliding electric drive device of slide bar, the slide bar with the connection can be dismantled to electric drive device.

By adopting the technical scheme, when the door is normally used, the electric driving device can drive the sliding rod to move, so that the connecting rod is driven to rotate, the inserting block is further driven to slide along the direction of the sliding groove, the inserting block protrudes out of the door body to be embedded with a wall body, the locking of the door body is realized, and the door body is convenient to open and close; when emergency, such as power failure or motor damage, occurs, the sliding rod can be manually slid by separating the sliding rod from the electric driving device, so that the operation is convenient, and the reliability is high.

Optionally, the electric driving device comprises a threaded rod which is arranged in the door body and arranged in the same direction as the sliding rod, a driving motor is arranged at one end of the threaded rod, an output shaft of the driving motor is fixedly connected with the end part of the threaded rod, a threaded block is connected to the threaded rod in a threaded manner, and the threaded block is detachably connected with the sliding rod.

Through adopting above-mentioned technical scheme, can drive the threaded rod through driving motor and rotate, drive the threaded block and slide along the threaded rod, and then drive the slide bar and slide, drive the connecting rod and rotate, drive the slip of grafting piece simultaneously to corresponding fluting cooperation on making the outstanding door body of grafting piece and the wall body realizes the function of locking, the device simple operation.

Optionally, a limiting block is fixedly connected to a position, close to the door body, of the sliding rod, a sliding groove is formed in the door body and is formed in the length direction of the sliding rod, and the limiting block is connected with the sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, the cooperation of stopper and spout can make the slide bar move along the direction of spout, realizes the horizontal slip of slide bar.

Optionally, a sliding hole is formed in the thread block, the sliding rod is connected in the sliding hole in a sliding mode, and the sliding rod and the thread block are jointly provided with a connecting assembly.

Through adopting above-mentioned technical scheme, the slide bar can be worn into the slide opening and connect through coupling assembling, realizes removable, is convenient for carry out manually operation to it.

Optionally, the connecting assembly includes a bolt inserted into the thread block, and the bolt is in threaded connection with the sliding rod.

Through adopting above-mentioned technical scheme, when screwing up the bolt, the distance between fixed screw thread piece that can be stable and the slide bar when unscrewing it, can follow the screw thread piece with the slide bar and roll off.

Optionally, a rotating shaft penetrates through the sliding rod, the rotating shaft penetrates out of the door body, a connecting rod is connected to the rotating shaft in a rotating mode, one end, far away from the rotating shaft, of the connecting rod is connected with a lever in a rotating mode, and the position, close to the sliding rod, of the middle of the lever is connected with the door body in a rotating mode.

Through adopting above-mentioned technical scheme, can drive the connecting rod through the rotation of lever and rotate, and then realize the horizontal migration of slide bar, can realize opening and close of the door body, the lever has the effect of economizing on effort.

Optionally, the driving motor, the threaded rod and the sliding rod are all located in the inner space of the door body.

Through adopting above-mentioned technical scheme, be located the interior space of door and can improve the aesthetic property, play the guard action to it simultaneously, prevent to strike and make its damage.

Optionally, a maintenance hole is formed in the position, close to the motor and the screw rod, of the door body, the maintenance hole exposes out of the motor and the screw rod, and a maintenance door is arranged at the position, close to the maintenance hole, of the door body.

Through adopting above-mentioned technical scheme, the maintenance hole can be convenient for maintain the motor to be convenient for dismantle the slide bar.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the door body is normally used, the electric driving device can drive the sliding rod to move, so that the connecting rod is driven to rotate, the inserting block is further driven to slide along the direction of the sliding groove, the inserting block protrudes out of the door body to be embedded with the wall body, the locking of the door body is realized, and the door body is convenient to open and close; when an emergency occurs, such as power failure or motor damage, the sliding rod can be manually slid by separating the sliding rod from the electric driving device, so that the operation is convenient, and the reliability is high;

2. the threaded rod can be driven to rotate by the driving motor, the threaded block is driven to slide along the threaded rod, the sliding rod is further driven to slide, the connecting rod is driven to rotate, and meanwhile, the inserting block is driven to slide, so that the inserting block protrudes out of the door body to be matched with a corresponding groove in a wall body, the locking function is realized, and the device is convenient to operate;

3. the connecting rod can be driven to rotate through the rotation of the lever, so that the horizontal movement of the sliding rod is realized, the opening and closing of a door body can be realized, and the lever has the effect of saving labor.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of the protruding sliding rod and the connecting rod and the plugging block in the embodiment of the application.

Fig. 3 is a cross-sectional view of the protruding slider and the sliding groove in the embodiment of the present application.

Description of reference numerals: 1. a door frame; 11. inserting grooves; 2. a door body; 21. a slide bar; 211. a limiting block; 212. a chute; 22. a connecting rod; 23. an insertion block; 24. a sliding groove; 25. an electric drive device; 251. a drive motor; 252. a threaded rod; 253. a thread block; 254. a bolt; 26. a manual drive device; 261. a connecting rod; 262. a rotating shaft; 263. a lever; 264. a fulcrum shaft; 27. a repair hole; 28. and (7) maintaining the door.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses people's air defense door locking device. Referring to fig. 1 and 2, the locking device of the civil air defense door comprises a door frame 1, wherein a door body 2 is hinged on the door frame 1. The sliding rod 21 that the level that is connected with in the door body 2 set up, slide rod 21 horizontal migration, slide rod 21 one end articulates there are two connecting rods 22, and the connecting rod 22 top all articulates there is grafting piece 23, and grafting piece 23 vertical slip has seted up on the door body 2 and has made grafting piece 23 horizontal slip's sliding tray 24. The two insertion blocks 23 are arranged symmetrically with respect to the slide rod 21. The door frame 1 is provided with an inserting groove 11 matched with the inserting block 23. When the sliding rod 21 slides towards one end of the insertion block 23, the connecting rod 22 can be driven to rotate, so that the insertion block 23 slides towards the direction away from the door frame, and the sliding rod is inserted into the insertion groove 11 on the door frame 1, thereby realizing the locking of the door body 2. When the sliding rod 21 slides in a direction away from the insertion block 23, the insertion block 23 can be completely retracted into the door body 2, so that the door body 2 is opened.

Referring to fig. 2, an electric driving device 25 for driving the sliding rod 21 to slide is disposed at a position of the door body 2 near one end of the sliding rod 21, and the sliding rod 21 is detachably connected to the electric driving device 25. The slide bar 21 is provided with a manual drive 26. The electric driving device 25 can be used for conveniently opening and closing the door body 2, the sliding rod 21 can be driven through the manual driving device 26 by detaching the sliding rod 21 from the electric driving device 25, the door body can be used in emergency situations such as power failure, and the reliability of the door body is improved.

Referring to fig. 2, the electric driving device 25 includes a threaded rod 252 connected to the door body 2 in a rotating manner and disposed in the same direction as the sliding rod 21, a driving motor 251 is fixedly disposed at one end of the door body 2 close to the threaded rod 252, an output shaft of the driving motor 251 is fixedly connected to an end portion of the threaded rod 252, a threaded block 253 is connected to the threaded rod 252 in a threaded manner, and the threaded block 253 is detachably connected to the sliding rod 21. The threaded rod 252 can be driven to rotate by the driving motor 251, the threaded block 253 is driven to slide along the threaded rod 252, and then the sliding rod 21 is driven to horizontally slide, so that the door body 2 is opened and closed.

Referring to fig. 2 and 3, a position of the sliding rod 21 close to the door body 2 is fixedly connected with a limiting block 211, the door body 2 is provided with a sliding groove 212 arranged along the length direction of the sliding rod 21, the limiting block 211 is slidably connected with the sliding groove 212, the longitudinal section of the limiting block 211 is the same as that of the sliding groove 212, and one end of the longitudinal section of the limiting block 211, which is far away from the sliding rod 21, is larger than one end close to the sliding rod 21. The limiting block 211 can ensure that the sliding rod 21 moves along the horizontal direction, and prevent the threaded rod 252 from swinging left and right with the threaded block 253 and the sliding rod 21 when rotating, so as to play a role in limiting and guiding.

Referring to fig. 2, a sliding hole is formed in the thread block 253, the sliding rod 21 is slidably connected in the sliding hole, and the sliding rod 21 and the thread block 253 are jointly provided with a connecting assembly. The connecting assembly comprises a bolt 254 arranged on the thread block 253 in a penetrating way, and the bolt 254 is in threaded connection with the sliding rod 21. Through bolt 254, can realize the convenient dismouting of screw thread piece 253 and slide bar 21.

Referring to fig. 2 and 3, the driving motor 251, the threaded rod 252, and the slide bar 21 are located in the inner space of the door body 2. The position of the door body 2 close to the motor and the screw rod is provided with a maintenance hole 27, the maintenance hole 27 exposes out of the driving motor 251 and the driving motor 251, and the position of the door body 2 close to the maintenance hole 27 is hinged with a maintenance door 28. The locking device is located in the door space, so that the attractiveness can be improved, the protection effect can be achieved, the maintenance door 28 can be maintained conveniently, and meanwhile the sliding rod 21 can be dismounted conveniently.

Referring to fig. 1 and 2, the manual driving device 26 includes a rotating shaft 262 penetrating through the sliding rod 21, the rotating shaft 262 is perpendicular to the sliding rod 21, the rotating shaft 262 penetrates through the door body 2, a connecting rod 261 is rotatably connected to the rotating shaft 262, one end of the connecting rod 261 far away from the rotating shaft 262 is rotatably connected to a lever 263, a fulcrum shaft 264 is rotatably connected to the middle of the lever 263, and the fulcrum shaft 264 is fixedly connected to the door body 2. The fulcrum shaft 264 is located near one end of the connecting rod 261. The sliding of the sliding rod 21 can be facilitated through the lever 263, labor is saved, and meanwhile operation is convenient and fast.

The implementation principle of the civil air defense door locking device in the embodiment of the application is as follows: when the door body 2 is used, an operator can start the motor to rotate forward and backward to drive the sliding rod 21 to slide and further drive the connecting rod 22 to move to drive the inserting block 23 to slide, so that the door body 2 is opened and closed; when emergency such as power failure occurs, the sliding rod 21 is detached from the thread block 253 by loosening the bolt 254, and the sliding rod 21 is moved by the lever 263, so that the operation is labor-saving and the reliability is high.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a people's air defense door locking device, includes the door body (2), sliding rod (21) that sliding connection has the level to set up in the door body (2), sliding rod (21) horizontal migration, sliding rod (21) one end articulates there is connecting rod (22), connecting rod (22) top articulates there is insertion block (23), be close to on the door body (2) sliding tray (24) have been seted up to the position of insertion block (23), insertion block (23) are located slide in sliding tray (24), the door body (2) are close to the position of sliding rod (21) one end is equipped with the drive sliding rod (21) gliding electric drive device (25), sliding rod (21) with the connection can be dismantled in electric drive device (25).

2. A civil air defense door locking device as claimed in claim 1, wherein: the electric driving device (25) comprises a threaded rod (252) which is arranged in the door body (2) and is arranged in the same direction as the sliding rod (21), a driving motor (251) is arranged at one end of the threaded rod (252), an output shaft of the driving motor (251) is fixedly connected with the end part of the threaded rod (252), a threaded block (253) is connected to the threaded rod (252) in a threaded mode, and the threaded block (253) is detachably connected with the sliding rod (21).

3. A civil air defense door locking device as claimed in claim 2, wherein: the position that slide bar (21) is close to the door body (2) is fixedly connected with stopper (211), set up on the door body (2) along spout (212) that slide bar (21) length direction set up, stopper (211) with spout (212) sliding connection.

4. A civil air defense door locking device as claimed in claim 2, wherein: the thread block (253) is provided with a sliding hole, the sliding rod (21) is connected in the sliding hole in a sliding mode, and the sliding rod (21) and the thread block (253) are provided with a connecting assembly together.

5. A civil air defense door locking device as claimed in claim 4, wherein: the connecting assembly comprises a bolt (254) arranged on the thread block (253) in a penetrating mode, and the bolt (254) is in threaded connection with the sliding rod (21).

6. A civil air defense door locking device as claimed in claim 1, wherein: wear to be equipped with axis of rotation (262) on slide bar (21), the door body (2) is worn out in axis of rotation (262), it is connected with connecting rod (261) to rotate on axis of rotation (262), connecting rod (261) are kept away from axis of rotation (262) one end is rotated and is connected with lever (263), lever (263) middle part is close to the position and the door body (2) of slide bar (21) are rotated and are connected.

7. A civil air defense door locking device as claimed in claim 2, wherein: the driving motor (251), the threaded rod (252) and the sliding rod (21) are all located in the inner space of the door body (2).

8. The civil air defense door locking device of claim 7, wherein: the door body (2) are close to the motor with maintenance hole (27) have been seted up to the position of screw rod, maintenance hole (27) expose the motor with the screw rod, the door body (2) are close to the position of maintenance hole (27) is equipped with maintenance door (28).