CN213654649U

CN213654649U - Rotatable civil air defense door

Info

Publication number: CN213654649U
Application number: CN202022045530.1U
Authority: CN
Inventors: 车熙; 张朝伟; 翟荣伟
Original assignee: Chongqing Xinzhou Civil Air Defense Engineering Equipment Co ltd
Current assignee: Chongqing Xinzhou Civil Air Defense Engineering Equipment Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-07-09
Anticipated expiration: 2030-09-17

Abstract

The utility model provides a rotatable civil air defense door, which comprises a door frame top end surface, wherein a through groove communicated with the door frame is arranged along the length direction of the door frame, a lead screw is arranged in the through groove, one end of the lead screw is connected with a second motor, the other end of the lead screw is rotatably arranged on the side wall of the through groove, and a second sleeve is meshed on the lead screw; the second sleeve is fixedly connected with the first sleeve, the first sleeve is perpendicular to the upper end face of the door panel and located in the through groove, a rotating rod is rotatably arranged in the first sleeve, the bottom end face of the rotating rod is fixedly connected to the top end face of the door panel, the top end face of the rotating rod is connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is connected with a first motor, the first motor is fixed on a first mounting plate, a sliding block is fixed to the bottom end face of the first mounting plate, the sliding block is slidably arranged in the through groove, and one side. The utility model discloses a rotation of door plant and the opening that removes left and realize people's air defense door, simple structure, the practicality is strong.

Description

Rotatable civil air defense door

Technical Field

The utility model relates to a people's air defense field, especially a rotatable people's air defense door.

Background

People's air defense is also called civil defense, which is an activity that governments and organizes the masses, takes measures of preventing air attack, resisting disaster and relieving disaster, implements rescue action, and prevents and lightens the harm of the disaster. People's air defense door belongs to civil air defense protective equipment, and as the name suggests, people's air defense door is the door of civil air defense protection engineering access & exit. 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, movable doorsills, double-leaf protective airtight doors, airtight doors and the like are provided. The existing rotatable civil air defense door completely rotates the civil air defense door to the wall through rotation to achieve the purpose of opening the civil air defense door, and when only people pass through the civil air defense door, people can pass through the civil air defense door in order under the command of personnel; the existing rotatable civil air defense door realizes the opening and closing of the civil air defense door by rotating the door plate in the middle of the door frame, and the space of the civil air defense door after the civil air defense door is opened is limited due to the size problem of the door plate, so that the vehicle and the pedestrian can not be simultaneously taken into consideration.

Disclosure of Invention

The utility model aims at providing a rotatable people's air defense door for carry out the switching of people's air defense door through rotatory mode.

The utility model aims at realizing the technical scheme, the door plate comprises a door frame and a door plate, the door plate is positioned in the door frame, the top end surface of the door frame is provided with a through groove which is communicated with the upper wall and the lower wall of the door frame along the length direction of the door frame, a lead screw which is arranged along the length direction of the through groove is arranged in the through groove, one end of the lead screw is communicated with the side wall of the door frame and is connected on a power output shaft of a second motor, the other end of the lead screw is rotatably arranged on the side wall of the through groove, the second motor is fixed on the outer side wall of the door frame;

the second sleeve is fixedly connected with a first sleeve, the first sleeve is perpendicular to the upper end face of the door panel and is positioned in the through groove, a rotating rod is rotatably arranged in the first sleeve, the bottom end face of the rotating rod is fixedly connected with the top end face of the door panel, the top end face of the rotating rod extends out of the through groove and is connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is connected to a power output shaft of a first motor, the first motor is fixed on a first mounting plate, the first mounting plate is arranged on the outer top face of the door frame, a sliding block is fixed on the bottom end face of the first mounting plate and is arranged in the through groove in a sliding manner, and one side of;

the door plate front wall is further provided with a locking assembly, and the telescopic end of a locking rod of the locking assembly corresponds to a lock hole in the inner wall of the door frame.

Preferably, the locking assembly comprises: the rotary shaft, the hand wheel, the gear, the rack, the third sleeve and the locking rod are arranged on the rotary shaft;

the pivot perpendicular to door plant antetheca rotates and sets up on the door plant antetheca, the pivot other end is fixed with the hand wheel, be provided with the gear in the pivot between hand wheel and the door plant, gear and rack toothing, the door plant between rack and the door frame is provided with the third sleeve, locking lever slidable sets up in the third sleeve, the rack is connected to locking lever one end, and the other end can go deep into in the keyhole.

Preferably, a sealing rubber strip is further arranged between the door frame and the door plate.

Preferably, the eccentric position of the hand wheel is provided with a first limiting column penetrating through the hand wheel, and one end of the first limiting column can slidably extend into a limiting hole in the door plate.

Preferably, a second limiting column and a third limiting column are sleeved on the first limiting column, the second limiting column is located between the hand wheel and the door plate, and the third limiting column is located in front of the hand wheel.

Due to the adoption of the technical scheme, the utility model discloses following advantage has: 1. according to the door frame, the rotating rod is driven by the first motor to drive the door plate to rotate, when the door plate rotates 90 degrees, the space in the door frame is divided into a left part and a right part, and when only people pass through the civil air defense door, the people can be divided into the left row and the right row, so that the passing order of the people is ensured; 2. this application rotates 90 degrees backs at the door plant, drives the lead screw through setting up the second motor and rotates to control about driving the second sleeve, but make people's air defense door left movement press close to a door frame lateral wall, the space that makes people's air defense door can compromise vehicle and pedestrian's simultaneously and pass through.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the present invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.

Drawings

The drawings of the present invention are described below.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial enlarged view of the utility model at A;

fig. 3 is a schematic view of the hand wheel, the door plate and the first limit post of the present invention.

In the figure: 1. a door frame; 2. a through groove; 3. rotating the rod; 4. a first sleeve; 5. a first bevel gear; 6. a door panel; 7. a second bevel gear; 8. a first motor; 9. a first mounting plate; 10. a slider; 11. a second sleeve; 12. a lead screw; 13. a second motor; 14. a second mounting plate; 15. a lock hole; 16. a rotating shaft; 17. a hand wheel; 18. a gear; 19. a rack; 20. a third sleeve; 21. a lock lever; 22. sealing rubber strips; 23. a first limit post; 24. a second limit post; 25. a third limiting column; 26. and a limiting hole.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1 to 3, the utility model provides a rotatable civil air defense door, including door frame 1 and door plant 6, door plant 6 is located door frame 1, door frame 1 top end face is provided with logical groove 2 that link up door frame 1 upper and lower wall along door frame 1 length direction, there is lead screw 12 along logical groove 2 length direction setting in logical groove 2, lead screw 12 one end runs through door frame 1 lateral wall and connects on the power output shaft of second motor 13, the rotatable setting of the other end of lead screw 12 is on logical groove 2 lateral wall, second motor 13 is fixed on door frame 1 lateral wall through second mounting panel 14, engage with second sleeve 11 on lead screw 12; the second sleeve 11 is fixedly connected with a first sleeve 4, the first sleeve 4 is perpendicular to the upper end face of the door panel 6 and is positioned in the through groove 2, a rotating rod 3 is rotatably arranged in the first sleeve 4, the bottom end face of the rotating rod 3 is fixedly connected with the top end face of the door panel 6, the top end face of the rotating rod 3 extends out of the through groove 2 and is connected with a first bevel gear 5, the first bevel gear 5 is meshed with a second bevel gear 7, the second bevel gear 7 is connected to a power output shaft of a first motor 8, the first motor 8 is fixed on a first mounting plate 9, the first mounting plate 9 is arranged on the outer top face of the door frame 1, a sliding block 10 is fixed on the bottom end face of the first mounting plate 9, the sliding block 10 is slidably arranged in the through groove 2, and one side of the sliding; the front wall of the door panel 6 is also provided with a locking assembly, and the telescopic end of a locking rod 21 of the locking assembly corresponds to the lock hole 15 on the inner wall of the door frame 1; when people's air defense door is opened to needs, locking pole 21 and lockhole 15 of locking subassembly break away from, start first motor 8, rotate through the first bevel gear 5 of second bevel gear 7 transmission, drive dwang 3 and rotate, thereby drive door plant 6 and rotate, accessible door plant 6 divides into two parts about door frame 1's inner space, close first motor 8, start second motor 13, drive second sleeve 11 through lead screw 12 and move left or right, second sleeve 11 drives first sleeve 4 and moves left or right, first sleeve 4 drives dwang 3 and door plant 6 and moves left or right, it reaches to open completely to be close to door frame 1 one side with door plant 6.

The locking assembly includes: a rotating shaft 16, a hand wheel 17, a gear 18, a rack 19, a third sleeve 20 and a locking rod 21; the rotating shaft 16 is perpendicular to the front wall of the door panel 6 and is rotatably arranged on the front wall of the door panel 6, a hand wheel 17 is fixed at the other end of the rotating shaft 16, a gear 18 is arranged on the rotating shaft 16 between the hand wheel 17 and the door panel 6, the gear 18 is meshed with a rack 19, a third sleeve 20 is arranged on the door panel 6 between the rack 19 and the door frame 1, a locking rod 21 is slidably arranged in the third sleeve 20, one end of the locking rod 21 is connected with the rack 19, and the other end of the locking rod can penetrate into the lock hole 15; when the civil air defense door needs to be opened, the hand wheel 17 is rotated to drive the rotating shaft 16 to rotate, the rotating shaft 16 rotates to drive the gear 18 to rotate, so that the rack 19 is driven to move leftwards, the rack 19 moves leftwards to drive the locking rod 21 to move leftwards, the locking rod 21 slides out of the lock hole 15, and unlocking of the locking assembly is achieved.

A sealing rubber strip 22 is also arranged between the door frame 1 and the door plate 6; the joint strip 22 facilitates sealing of the door panel 6 and the door frame 1.

A first limiting column 23 penetrating through the hand wheel 17 is arranged at the eccentric position of the hand wheel 17, and one end of the first limiting column 23 can extend into a limiting hole 26 on the door plate 6; the hand wheel 17 can be locked from rotating by inserting the first limit post 23 penetrating the hand wheel 17 into the limit hole 26.

A second limiting column 24 and a third limiting column 25 are sleeved on the first limiting column 23, the second limiting column 24 is positioned between the hand wheel 17 and the door plate 6, and the third limiting column 25 is positioned in front of the hand wheel 17; the depth of the first limiting column 23 inserted into or pulled out of the limiting hole 26 can be controlled by arranging the second limiting column 24 and the third limiting column 25.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. The rotatable civil air defense door is characterized by comprising a door frame (1) and a door plate (6), wherein the door plate (6) is positioned in the door frame (1), a through groove (2) penetrating through the upper wall and the lower wall of the door frame (1) is formed in the top end face of the door frame (1) along the length direction of the door frame (1), a lead screw (12) arranged along the length direction of the through groove (2) is arranged in the through groove (2), one end of the lead screw (12) penetrates through the side wall of the door frame (1) and is connected to a power output shaft of a second motor (13), the other end of the lead screw (12) is rotatably arranged on the side wall of the through groove (2), the second motor (13) is fixed on the outer side wall of the door frame (1) through a second mounting plate (14), and a second sleeve (11) is meshed on the;

the second sleeve (11) is fixedly connected with the first sleeve (4), the first sleeve (4) is perpendicular to the upper end face of the door plate (6) and is positioned in the through groove (2), the first sleeve (4) is rotatably provided with a rotating rod (3), the bottom end face of the rotating rod (3) is fixedly connected with the top end face of the door plate (6), the top end face of the rotating rod (3) extends out of the through groove (2) and is connected with a first bevel gear (5), the first bevel gear (5) is meshed with a second bevel gear (7), the second bevel gear (7) is connected onto a power output shaft of a first motor (8), the first motor (8) is fixed on a first mounting plate (9), the first mounting plate (9) is arranged on the outer top face of the door frame (1), the bottom end face of the first mounting plate (9) is fixedly provided with a sliding block (10), and the sliding block (10) is arranged in the through groove (2), one side of the sliding block (10) is fixedly connected with a first sleeve (4);

still be provided with the locking subassembly on door plant (6) antetheca, the flexible end of locking pole (21) of locking subassembly corresponds with lockhole (15) of door frame (1) inner wall.

2. The rotatable personnel air defense door of claim 1 wherein the locking assembly comprises: a rotating shaft (16), a hand wheel (17), a gear (18), a rack (19), a third sleeve (20) and a locking rod (21);

the door lock is characterized in that the rotating shaft (16) is perpendicular to the front wall of the door plate (6) and is rotatably arranged on the front wall of the door plate (6), a hand wheel (17) is fixed to the other end of the rotating shaft (16), a gear (18) is arranged on the rotating shaft (16) between the hand wheel (17) and the door plate (6), the gear (18) is meshed with a rack (19), a third sleeve (20) is arranged on the door plate (6) between the rack (19) and the door frame (1), a locking rod (21) is slidably arranged in the third sleeve (20), one end of the locking rod (21) is connected with the rack (19), and the other end of the locking rod can penetrate into the lock hole (15).

3. A rotatable civil air defense door according to claim 1, characterized in that a sealing rubber strip (22) is also arranged between the door frame (1) and the door panel (6).

4. The rotatable civil air defense door according to claim 2, characterized in that the eccentric position of the hand wheel (17) is provided with a first limit post (23) penetrating the hand wheel (17), and one end of the first limit post (23) can extend into a limit hole (26) on the door panel (6).

5. The rotatable civil air defense door according to claim 4, characterized in that the first limit post (23) is sleeved with a second limit post (24) and a third limit post (25), the second limit post (24) is positioned between the hand wheel (17) and the door panel (6), and the third limit post (25) is positioned in front of the hand wheel (17).