CN218324459U

CN218324459U - Civil air defense door with strong impact resistance

Info

Publication number: CN218324459U
Application number: CN202222343925.9U
Authority: CN
Inventors: 林聪浪
Original assignee: Tianjin Zhuoyue Fire Control Technology Co ltd
Current assignee: Tianjin Zhuoyue Fire Control Technology Co ltd
Priority date: 2022-01-06
Filing date: 2022-09-01
Publication date: 2023-01-17
Anticipated expiration: 2032-09-01

Abstract

The utility model provides a people's air defense door that shock resistance is strong relates to people's air defense door technical field, including people's air defense door body, rear side protective structure and front side protective structure, rear side protective structure includes two protective frame. The utility model discloses, first buffer board is located people's air defense door body rear, first buffer board can be prior to people's air defense door body and wall contact, the impact force that produces when first buffer board of first buffer is cushioned with the wall contact, thereby avoid people's air defense door body and wall to produce strong collision, and first buffer board is detachable construction, can in time change after damaging, people's air defense door body front side is provided with mobilizable second buffer board, when the object strikes the second buffer board, second buffer board and groove connection's spring, gasbag, the second buffer cushions the impact force, reduce the dynamics of impact force in the at utmost, it is not hard up to avoid the connection of hinge and wall, increase the utility model discloses a service life.

Description

Civil air defense door with strong impact resistance

Technical Field

The utility model relates to a people's air defense door technical field especially relates to a people's air defense door that impact resistance is strong.

Background

The civil air defense door is a door at the entrance and exit of civil protection engineering, has more distinct classification, and comprises various civil air defense devices such as common single-leaf and double-leaf protective airtight doors and airtight doors, movable threshold single-leaf and double-leaf protective airtight doors and the like.

However, in the prior art, the civil air defense door is mostly heavy, and the civil air defense door can contact with the wall when being leaned and collided after being opened, so that strong collision is caused, the wall is damaged or the paint surface of the civil air defense door is abraded, the fragile wall can collapse possibly under the repeated collision, serious consequences are generated, and when the civil air defense door is closed, the outside is also possible to be collided, the impact force generated by the collision enables the hinge at the joint of the civil air defense door and the wall to be pulled and loosened, the fixing performance with the wall is reduced, and therefore improvement needs to be carried out on the basis of the existing civil air defense door.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, the impact force that produces when reducing people's air defense door and wall collision.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a people's air defense door that shock resistance is strong, includes people's air defense door body, rear side protective structure and front side protective structure, rear side protective structure includes two protective frame, two one side surface of protective frame all is connected with the rear surface fixed of people's air defense door body, two the interior table wall of protective frame all is fixed with first buffer, two the one end of first buffer all is fixed with first connecting plate, two one side surface of first connecting plate all is fixed with the second connecting plate, two the one end of second connecting plate extends to the outside of two protective frame respectively, two the equal movable sleeve in one end of second connecting plate is equipped with the connecting frame, two be fixed with first buffer board between one side surface of connecting frame.

As a preferred embodiment, a first circular hole is formed between the top and the bottom of each of the two second connecting plates in a penetrating manner, and a second circular hole is formed between the top and the bottom of each of the two connecting frames in a penetrating manner.

The technical effect of adopting the further scheme is as follows: the first round hole and the second round hole are used for connecting a threaded rod.

In a preferred embodiment, the two first round holes and the two second round holes are divided into two groups, and a threaded rod is threaded through between the inner surface walls of one first round hole and one second round hole in each group.

The technical effect of adopting the further scheme is as follows: the structure between second connecting plate and the linking frame is consolidated to the threaded rod.

In a preferred embodiment, a soft pad is adhered to the outer surface of the other side of each of the two protection frames.

The technical effect of adopting the further scheme is as follows: the soft cushion reduces the impact force generated between the first buffer plate and the protective frame when the first buffer plate is contacted with the protective frame.

As a preferred embodiment, the front surface of people's air defense door body is seted up flutedly, front side protective structure includes the second buffer board, the surface of second buffer board and the interior table wall swing joint of recess.

The technical effect of adopting the further scheme is as follows: the second buffer board is placed inside the groove, and the impact force is buffered by compressing the internal structure when the second buffer board is collided.

As a preferred embodiment, the rear surface of the second buffer plate is fixed with springs near the top and bottom edges, the springs are arranged in a plurality, the springs are arranged in a linear array along the extending direction of the rear surface of the second buffer plate, and one ends of the springs are fixedly connected with the rear inner surface wall of the groove.

The technical effect of adopting the further scheme is as follows: the spring cushions the impulsive force for the first time when the second buffer board receives the striking.

In a preferred embodiment, an air bag is fixed to a rear surface of the second buffer plate near the center, and a third connecting plate is fixed to a rear surface of the air bag.

The technical effect of adopting the further scheme is as follows: the second buffer plate compresses the air bag for secondary buffering, and the third connecting plate reinforces the connection between the air bag and the second buffer.

As a preferred embodiment, the rear surface of the third connecting plate near four corners is fixed with second bumpers, and one end of each of the four second bumpers is fixedly connected with the rear inner surface wall of the groove.

The technical effect of adopting the further scheme is as follows: the second buffer is compressed and is carried out the buffering of third time to impact force, reduces the influence that the people's air defense door body received in the at utmost.

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

the utility model discloses in, first buffer board is located people's air defense door body rear, first buffer board can be prior to people's air defense door body and wall contact, the impact force that produces when first buffer board of first buffer is cushioned with the wall contact, thereby avoid people's air defense door body and wall to produce strong collision, and first buffer board is detachable construction, can in time change after damaging, people's air defense door body front side is provided with mobilizable second buffer board, when the object strikes the second buffer board, second buffer board and groove connection's spring, gasbag, the second buffer cushions the impact force, reduce the dynamics of impact force in the at utmost, it is not hard up to avoid being connected of hinge and wall, increase the utility model discloses a life.

Drawings

Fig. 1 is a schematic perspective view of a civil air defense door with high impact resistance provided by the utility model;

fig. 2 is a schematic view of a rear perspective structure of a civil air defense door with strong impact resistance provided by the utility model;

fig. 3 is a schematic view of a partial three-dimensional structure of a rear protective structure of a civil air defense door with strong impact resistance provided by the utility model;

fig. 4 is the utility model provides a front side protective structure's that people's air defense door that impact resistance is strong spatial structure sketch map.

Illustration of the drawings:

1. a civil air defense door body; 2. a rear side guard structure; 21. a protective frame; 22. a first buffer; 23. a first connecting plate; 24. a second connecting plate; 25. a connecting frame; 26. a first buffer plate; 27. a first circular hole; 28. a second circular hole; 29. a threaded rod; 210. a soft cushion; 3. a groove; 4. a front side guard structure; 41. a second buffer plate; 42. a spring; 43. an air bag; 44. a third connecting plate; 45. a second buffer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a people's air defense door that shock resistance is strong, including people's air defense door body 1, rear side protective structure 2 and front side protective structure 4, rear side protective structure 2 includes two protective frame 21, a side surface of two protective frame 21 all is connected with people's air defense door body 1's rear surface fixed, the interior surface wall of two protective frame 21 all is fixed with first buffer 22, the one end of two first buffers 22 all is fixed with first connecting plate 23, a side surface of two first connecting plate 23 all is fixed with second connecting plate 24, the one end of two second connecting plate 24 extends to the outside of two protective frame 21 respectively, the equal movable sleeve in one end of two second connecting plate 24 is equipped with connection frame 25, be fixed with first buffer plate 26 between a side surface of two connection frame 25, all run through between the top of two second connecting plate 24 and the bottom and seted up first round hole 27, all run through the opposite side between the top of two connection frame 25 and the bottom and seted up second round hole 28, two first round hole 27 and two second round hole 28 divide into two sets of groups altogether, the interior surface wall of threaded rod 21 of every first round hole 27 and the outer surface of the second threaded rod has all penetrated the adhesive cushion 210.

In this embodiment, first buffer board 26 and wall contact, the impact force when first buffer 22 is to both contacts is cushioned simultaneously, avoid civil air defense door body 1 direct and wall contact to cause strong impact force, first buffer board 26 surface parcel is soft has elastic protection pad, bump the wall paint when avoiding contacting with the wall, the protection pad is difficult to avoid wearing and tearing after using for a long time, so the utility model discloses a first buffer board 26 is detachable construction, it is fixed through second connecting plate 24 and connecting frame 25 between first buffer board 26 and the first buffer 22, threaded rod 29 passes first round hole 27 and the second round hole 28 that overlap between second connecting plate 24 and the connecting frame 25 and set up, consolidates the relation of connection between the two, when needing to change first buffer board 26, screws off threaded rod 29 from two round hole insides, separation connecting frame 25 and second connecting plate 24 can.

Example 2

As shown in fig. 1, fig. 2 and fig. 4, recess 3 has been seted up to the front surface of people's air defense door body 1, front side protective structure 4 includes second buffer plate 41, the surface of second buffer plate 41 and recess 3's interior table wall swing joint, the rear surface of second buffer plate 41 is close to top and bottom edge all is fixed with spring 42, spring 42 is provided with a plurality ofly, and a plurality of spring 42 are linear array with the extending direction of second buffer plate 41 rear surface, the one end of a plurality of spring 42 all with recess 3's rear side interior table wall fixed connection, the rear surface of second buffer plate 41 is close to center department and is fixed with gasbag 43, the rear surface of gasbag 43 is fixed with third connecting plate 44, the rear surface of third connecting plate 44 is close to four corners all to be fixed with second buffer 45, the one end of four second buffer 45 all with recess 3's rear side interior table wall fixed connection.

In this embodiment, second buffer board 41 is located inside recess 3, only the front surface extends in the outside of recess 3, the object can contact second buffer board 41 earlier when people's air defense door body 1 front surface receives to touch, second buffer board 41 atress is to the inside removal of recess 3, fixed surface's spring 42 behind second buffer board 41, gasbag 43 and second buffer 45 cushion the power of impact, reduce the influence that people's air defense door body 1 received, the one end of second buffer board 41 is fixed at the recess 3 inner wall, the other end is connected with the outside third connecting plate 44 of gasbag 43, gasbag 43 surface is too soft, the setting of third connecting plate 44 has strengthened being connected between gasbag 43 and the second buffer 45, second buffer 45 stable in structure, can be better cushion the impact force.

The working principle is as follows:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when receiving the striking, people's air defense door body 1 front side makes second buffer board 41 move to recess 3 inside, second buffer board 41 at first compresses a plurality of springs 42, cushion impact first time, second buffer board 41 drives gasbag 43 and moves to the inboard and extrudes second buffer 45 simultaneously, gasbag 43 and second buffer 45 carry out second and third time buffering to impact force after being extruded, cubic buffering can dissolve most impact force, it is not hard up to avoid people's air defense door body 1 to receive the connection of striking hinge and wall energetically, after the buffering is accomplished, the elasticity that spring 42 has can drive second buffer board 41 and return to the normal position, deal with next impact, the utility model discloses when opening people's air defense door body 1 and making its contact with the wall, first buffer board 26 that is located people's air defense door body 1 rear side can contact the wall before people's air defense door body 1, the impact force that produces during the collision can drive first buffer board 26 and extrude to first buffer 22 direction, impel first buffer board 22 to compress, it to the impact strength, it reduces buffer board 26 and cushion impact strength when avoiding both to collide with the protection frame 21 and damage to the protection frame, it simultaneously, it reduces impact strength to cushion buffer board and cushion buffer cushion impact strength.

In the above, the present invention is only a preferred embodiment, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes to be applied in other fields, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a people's air defense door that impact resistance is strong, includes people's air defense door body (1), rear side protective structure (2) and front side protective structure (4), its characterized in that: rear side protective structure (2) include two protective frame (21), every one side surface of protective frame (21) all is connected with the rear surface fixed connection of people's air defense door body (1), every the interior table wall of protective frame (21) all is fixed with first buffer (22), every the one end of first buffer (22) all is fixed with first connecting plate (23), every one side surface of first connecting plate (23) all is fixed with second connecting plate (24), every the one end of second connecting plate (24) all extends to the outside of protective frame (21), every the equal movable sleeve in one end of second connecting plate (24) is equipped with connecting frame (25), two be fixed with first buffer board (26) between the one side surface of connecting frame (25).

2. The high impact resistant civil air defense door of claim 1, wherein: every all run through between the top of second connecting plate (24) and the bottom and seted up first round hole (27), every all run through between the top of connecting frame (25) and the bottom and seted up second round hole (28).

3. The high impact resistant civil air defense door of claim 2, wherein: the two first round holes (27) and the two second round holes (28) are divided into two groups, and a threaded rod (29) penetrates through the inner surface wall of each group of one first round hole (27) and one second round hole (28).

4. The high impact resistant civil air defense door of claim 1, wherein: and a soft cushion (210) is adhered to the outer surface of the other side of each protective frame (21).

5. The high impact resistant civil air defense door of claim 1, wherein: recess (3) have been seted up to the front surface of people's air defense door body (1), front side protective structure (4) include second buffer board (41), the surface of second buffer board (41) and the interior table wall swing joint of recess (3).

6. The high impact resistant civil air defense door of claim 5, wherein: the rear surface of second buffer board (41) is close to top and bottom edge and all is fixed with spring (42), spring (42) are provided with a plurality ofly, and every spring (42) are the linear array with the extending direction of second buffer board (41) rear surface and distribute, every the one end of spring (42) all with the rear side interior table wall fixed connection of recess (3).

7. The high impact resistant civil air defense door of claim 6, wherein: an air bag (43) is fixed on the rear surface of the second buffer plate (41) close to the center, and a third connecting plate (44) is fixed on the rear surface of the air bag (43).

8. The high impact resistant civil air defense door of claim 7, wherein: and second buffers (45) are fixed on the rear surface of the third connecting plate (44) close to the four corners, and one ends of the four second buffers (45) are fixedly connected with the inner surface wall of the rear side of the groove (3).