Civil air defense door with good anti-impact performance

Abstract

The utility model relates to the technical field of civil air defense doors, in particular to a civil air defense door with good impact resistance. The door comprises a main door plate and a buffering mechanism, the buffering mechanism comprises a buffering door plate, the buffering door plate is arranged on the outer side of the main door plate, a connecting sliding groove is formed in the outer side of the main door plate, and a connecting sliding plate is arranged on the surface of the side, close to the main door plate, of the buffering door plate and slidably connected to the inner side of the connecting sliding groove; a sliding rod is arranged on the outer side of the connecting sliding plate and sleeved with a buffering spring, a sliding groove is formed in the surface of the side, close to the connecting sliding plate, of the buffering door plate, one end of the sliding rod and one end of the buffering spring are both located on the inner side of the sliding groove, and the sliding rod is in sliding connection with the sliding groove; one end of the buffer spring is fixedly connected with the inner side of the sliding groove, and a protection adding assembly is arranged on the outer side of the buffer door plate. And the anti-impact performance of the main door plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of civil air defense doors, in particular to a civil air defense door with good anti-impact performance. Background Art

[0002] Civil defense doors are the doors at the entrances and exits of people's defense projects. The classification of civil defense doors is quite distinct, including ordinary single-leaf and double-leaf protective closed doors and closed doors, movable threshold single-leaf and double-leaf protective closed doors and closed doors, and other civil defense equipment;

[0003] Civil defense doors are usually put into use only in emergency situations, which usually involve certain safety issues. In some cases, impacts from external objects may occur. For this reason, we propose a civil defense door with good anti-impact performance. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a civil air defense door with good anti-impact performance. A buffer door panel of sufficient thickness is added to the outside of the main door panel, and the buffer door panel takes into account multiple anti-impact measures, which can achieve the effect of one plus one being greater than two, thereby greatly improving the anti-impact performance of the main door panel. At the same time, the buffer door panel has a simple structure and is easier to produce and maintain.

[0005] In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions: a civil defense door with good anti-impact performance, comprising a main door panel and a buffer mechanism, the buffer mechanism comprising a buffer door panel, the buffer door panel is arranged on the outside of the main door panel, a connecting slide groove is provided on the outside of the main door panel, a connecting slide plate is provided on the side surface of the buffer door panel close to the main door panel, the connecting slide plate is slidably connected to the inner side of the connecting slide groove, a sliding rod is provided on the outside of the connecting slide plate, a buffer spring is sleeved on the outside of the sliding rod, a sliding groove is provided on the side surface of the buffer door panel close to the connecting slide plate, one end of the sliding rod and the buffer spring are both located on the inner side of the sliding groove, the sliding rod and the sliding groove are slidably connected, one end of the buffer spring is fixedly connected to the inner side of the sliding groove, and a protection component is provided on the outside of the buffer door panel.

[0006] As a preferred technical solution of the utility model, the protection component includes a buffer reinforcement plate, which is arranged on the outside of the buffer door panel, and a U-shaped connecting plate is provided on the outside of the main door panel. The two ends of the buffer door panel are slidably connected to the inner side of the U-shaped connecting plate, and the U-shaped connecting plate and the outer side of the buffer reinforcement plate are provided with an external rubber protective plate.

[0007] As a preferred technical solution of the utility model, the connection between the U-shaped connecting plate and the buffer reinforcement plate is injected with foaming glue, and the U-shaped connecting plate is fixedly connected to the main door panel.

[0008] As a preferred technical solution of the utility model, the sliding rods are distributed in a rectangular array around the surface of one side of the connecting slide plate, and the number of the buffer springs is the same as the number of the sliding rods.

[0009] As a preferred technical solution of the utility model, the outer side of the buffer spring is provided with anti-rust paint, and the connection between the sliding rod and the sliding groove is provided with lubricating paste.

[0010] As a preferred technical solution of the utility model, it also includes a positioning mechanism, which includes empty grooves, which are equidistantly opened on the inner wall of the connecting slide groove, a return spring is provided on the inner side of the empty groove, and a positioning ball is provided on the other end face of the return spring, and positioning grooves are equidistantly opened on the outer side of the connecting slide, and one end of the positioning ball is movably connected to the inner side of the positioning groove.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. Through the buffer mechanism, a buffer door panel of sufficient thickness is added to the outside of the main door panel, and the buffer door panel takes into account multiple anti-impact measures, which can achieve the effect of one plus one being greater than two, thereby greatly improving the anti-impact performance of the main door panel. At the same time, the structure of the buffer door panel is simple, which is more convenient for production and maintenance;

[0013] 2. By setting up the positioning mechanism, the connection point between the main door panel and the buffer door panel can be strengthened, thereby improving the connection stability between the main door panel and the buffer door panel, which can ensure that the main door panel and the buffer door panel maintain connection while allowing the buffer door panel to improve the impact resistance of the main door panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model in a top view;

[0015] Figure 2 It is a front structural schematic diagram of the utility model;

[0016] Figure 3 For the utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0017] Figure 4 For the utility model Figure 2 A schematic diagram of the enlarged structure at B in the middle;

[0018] Among them: 1. Main door panel; 2. Buffer door panel; 11. U-shaped connecting plate; 12. Connecting slide groove; 13. Empty groove; 14. Reset spring; 15. Positioning ball; 21. Sliding groove; 22. Sliding rod; 23. Buffer spring; 24. Connecting slide plate; 25. Buffer reinforcement plate; 26. Outer rubber protective plate; 27. Foaming rubber; 28. Positioning groove. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified.

[0020] Example:

[0021] like Figure 1-Figure 3 As shown, a human defense door with good anti-impact performance includes a main door panel 1 and a buffer mechanism, the buffer mechanism includes a buffer door panel 2, the buffer door panel 2 is arranged on the outside of the main door panel 1, a connecting slide groove 12 is opened on the outside of the main door panel 1, a connecting slide plate 24 is provided on the side surface of the buffer door panel 2 close to the main door panel 1, the connecting slide plate 24 is slidably connected to the inner side of the connecting slide groove 12, a sliding rod 22 is provided on the outside of the connecting slide plate 24, a buffer spring 23 is sleeved on the outside of the sliding rod 22, a sliding groove 21 is opened on the side surface of the buffer door panel 2 close to the connecting slide plate 24, and a sliding spring 23 is sleeved on the outside of the sliding rod 22. One end of the rod 22 and the buffer spring 23 are both located inside the sliding groove 21, the sliding rod 22 is slidably connected to the sliding groove 21, one end of the buffer spring 23 is fixedly connected to the inside of the sliding groove 21, and a protective component is provided on the outside of the buffer door panel 2; the protective component includes a buffer reinforcement plate 25, the buffer reinforcement plate 25 is provided on the outside of the buffer door panel 2, a U-shaped connecting plate 11 is provided on the outside of the main door panel 1, both ends of the buffer door panel 2 are slidably connected to the inside of the U-shaped connecting plate 11, and the U-shaped connecting plate 11 and the outside of the buffer reinforcement plate 25 are provided with an outer rubber protective plate 26;

[0022] Civil defense doors are the doors at the entrances and exits of people's defense projects. The classification of civil defense doors is quite distinct, including ordinary single-leaf and double-leaf protective closed doors and closed doors, movable threshold single-leaf and double-leaf protective closed doors and closed doors, and other civil defense equipment;

[0023] Civil defense doors are usually put into use in emergency situations, which usually involve certain safety issues, and in some cases, there may be impacts from external objects;

[0024] First, align the buffer door panel 2 with the inner side of the U-shaped connecting plate 11, and slide the connecting slide plate 24 to the inner side of the connecting slide groove 12 to the bottom, so that the buffer door panel 2 is installed on the outer side of the main door panel 1. When impacted, the triple impact-resistant components of the outer rubber protective plate 26, the buffer reinforcement plate 25 and the buffer door panel 2 reduce most of the impact, and the residual wave is received by the sliding rod 22. Under the action of the buffer spring 23, the sliding rod 22 shrinks and stretches inside the sliding groove 21, thereby achieving the fourth buffering effect;

[0025] A buffer door panel 2 of sufficient thickness is added to the outside of the main door panel 1, and the buffer door panel 2 takes into account multiple anti-impact measures, which can achieve the effect of one plus one being greater than two, thereby greatly improving the anti-impact performance of the main door panel 1. At the same time, the buffer door panel 2 has a simple structure and is easier to produce and maintain.

[0026] In other embodiments, the present embodiment discloses, please Figure 3 As shown, the connection between the U-shaped connecting plate 11 and the buffer reinforcement plate 25 is injected with foam glue 27, and the U-shaped connecting plate 11 and the main door panel 1 are fixedly connected; through this design, the gap between the U-shaped connecting plate 11 and the buffer reinforcement plate 25 is eliminated, and the foam glue 27 is easy to use.

[0027] In other embodiments, the present embodiment discloses, please Figure 1 As shown, the sliding rods 22 are distributed in a rectangular array around the surface of one side of the connecting slide plate 24, and the number of the buffer springs 23 is the same as the number of the sliding rods 22; through this design, the performance of the buffer mechanism can be further improved.

[0028] In other embodiments, the present embodiment discloses, please Figure 3 As shown, the outer side of the buffer spring 23 is provided with anti-rust paint, and the connection between the sliding rod 22 and the sliding groove 21 is provided with lubricating paste; through this design, the service life of the buffer spring 23 can be extended, and the lubrication between the sliding groove 21 and the sliding rod 22 can be enhanced, thereby improving the efficiency of eliminating impact.

[0029] Example:

[0030] In other embodiments, the present embodiment discloses, please Figure 1-Figure 4 As shown, it also includes a positioning mechanism, which includes an empty groove 13, which is equidistantly opened on the inner wall of the connecting slide groove 12, a return spring 14 is provided inside the empty groove 13, and a positioning ball 15 is provided on the other end surface of the return spring 14, and a positioning groove 28 is equidistantly opened on the outer side of the connecting slide 24, and one end of the positioning ball 15 is movably connected to the inner side of the positioning groove 28;

[0031] When the connecting slide plate 24 is slid downward along the connecting slide groove 12, the outer wall of the connecting slide plate 24 first contacts the positioning ball 15, squeezing the positioning ball 15 in the direction of the empty groove 13, the return spring 14 contracts, and the positioning ball 15 returns to the inner side of the empty groove 13 until the first positioning groove 28 coincides with the position of the positioning ball 15, the return spring 14 stretches and pushes the positioning ball 15 into the positioning groove 28, and then pushes the connecting slide plate 24 down with force to push the positioning ball 15 out of the positioning groove 28, the return spring 14 contracts, and the positioning ball 15 returns to the inner side of the empty groove 13, and repeats these steps until the connecting slide plate 24 touches the bottom of the connecting slide groove 12, and each positioning ball 15 enters the corresponding positioning groove 28; it can enhance the connection point between the main door panel 1 and the buffer door panel 2, thereby improving the connection stability between the main door panel 1 and the buffer door panel 2, which can ensure that the main door panel 1 and the buffer door panel 2 maintain connection while allowing the buffer door panel 2 to improve the impact resistance of the main door panel 1.

[0032] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A civil air defense door with good impact resistance, comprising a main door panel (1) and a buffer mechanism, characterized in that: The buffer mechanism comprises a buffer door plate (2), wherein the buffer door plate (2) is arranged on the outer side of the main door plate (1), a connecting slide groove (12) is provided on the outer side of the main door plate (1), a connecting slide plate (24) is provided on the surface of the buffer door plate (2) on one side close to the main door plate (1), the connecting slide plate (24) is slidably connected to the inner side of the connecting slide groove (12), a sliding rod (22) is provided on the outer side of the connecting slide plate (24), a buffer spring (23) is sleeved on the outer side of the sliding rod (22), a sliding groove (21) is provided on the surface of the buffer door plate (2) on one side close to the connecting slide plate (24), one end of the sliding rod (22) and one end of the buffer spring (23) are both located on the inner side of the sliding groove (21), the sliding rod (22) is slidably connected to the sliding groove (21), one end of the buffer spring (23) is fixedly connected to the inner side of the sliding groove (21), and a protective component is provided on the outer side of the buffer door plate (2).

2. The civil air defense door with good impact resistance according to claim 1, characterized in that: The protection component comprises a buffer reinforcement plate (25), the buffer reinforcement plate (25) is arranged on the outside of the buffer door plate (2), a U-shaped connecting plate (11) is arranged on the outside of the main door plate (1), both ends of the buffer door plate (2) are slidably connected to the inside of the U-shaped connecting plate (11), and the outsides of the U-shaped connecting plate (11) and the buffer reinforcement plate (25) are both provided with an outer rubber protective plate (26).

3. The civil air defense door with good impact resistance according to claim 2, characterized in that: The connection between the U-shaped connecting plate (11) and the buffer reinforcing plate (25) is injected with foaming glue (27), and the U-shaped connecting plate (11) and the main door plate (1) are fixedly connected.

4. The civil air defense door with good impact resistance according to claim 1, characterized in that: The sliding rods (22) are distributed in a rectangular array around a surface of one side of the connecting slide plate (24), and the number of the buffer springs (23) is the same as that of the sliding rods (22).

5. The civil air defense door with good impact resistance according to claim 1, characterized in that: The outer side of the buffer spring (23) is provided with anti-rust paint, and the connection between the sliding rod (22) and the sliding groove (21) is provided with lubricating paste.

6. The civil air defense door with good impact resistance according to claim 1, characterized in that: The invention also comprises a positioning mechanism, wherein the positioning mechanism comprises an empty groove (13), the empty groove (13) is equidistantly provided on the inner wall of the connecting slide groove (12), a return spring (14) is provided inside the empty groove (13), a positioning ball (15) is provided on the other end surface of the return spring (14), and a positioning groove (28) is equidistantly provided on the outer side of the connecting slide plate (24), and one end of the positioning ball (15) is movably connected to the inner side of the positioning groove (28).

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