Anti-knock wall formed by combining concrete and steel plates

Abstract

The utility model discloses an anti-explosion wall combined by concrete and a steel plate, which is applied to the technical field of anti-explosion walls and is characterized in that a damper is fixedly connected to the inner cavity wall of a U-shaped steel plate, and the other end of the damper is fixedly connected with a damping plate; the shock absorption device has the technical effects that a corrugated steel plate, a fireproof layer, foamed aluminum, a honeycomb plate, concrete, a rubber layer and a shock absorption plate are matched with sliding grooves in a shock absorption base through sliding blocks, and when the shock absorption device is subjected to explosion impact force, the sliding blocks can translate backwards along the sliding grooves in the shock absorption base, so that the shock absorption plate is driven to extrude a damper fixed to the inner cavity wall of a U-shaped plate; the shock-absorbing base is driven after the shock-absorbing base is translated to the bottom, so that the shock-absorbing base relieves the explosion impact force again, the direct action of the impact force on the wall body is reduced, the vibration of the wall body is reduced, the stability is improved, and the wall body is prevented from collapsing or being damaged under the impact; the sliding hole in the sliding block can reset along the limiting rod through the elastic force of the spring.

Description

Technical Field

[0001] The utility model relates to the technical field of explosion-proof walls, in particular to an explosion-proof wall composed of concrete and steel plates. Background Art

[0002] Explosion-proof wall, also known as explosion-proof wall, has the ability to resist explosion shock waves and can limit the destructive effects of explosion within a certain range. Compared with reinforced concrete explosion-proof wall, it has the advantages of light weight, easy installation and unloading, and recyclable reuse. Explosion-proof wall can be widely used in peripheral security and defense walls, equipment revetments, search areas for explosives and contraband, ammunition compounds, personnel and material bunkers, observation points, defensive shooting positions, highway checkpoints, and border checkpoints.

[0003] At present, a Chinese utility model patent with announcement number CN216740202U discloses an explosion-proof retaining wall with good stability, which belongs to the field of explosion-proof wall technology. It includes multiple support columns arranged opposite to each other in two rows, multiple mounting holes are opened on the ground at positions opposite to the multiple support columns, one ends of the multiple support columns are inserted into the mounting holes, and wire meshes are arranged between the multiple support columns. A accommodating space for accommodating brick walls is enclosed between the wire meshes. The present application has the effect of enhancing the stability of the explosion-proof retaining wall.

[0004] When the above scheme is actually used, the explosion-proof wall without shock-absorbing measures will vibrate greatly when facing the impact of the explosion, when the wall bears most of the explosion impact force, which will aggravate the fatigue of the support frame material, thereby affecting the stability of the overall structure, causing direct damage to the wall and causing damage to the wall structure. Utility Model Content

[0005] The purpose of the utility model is to provide an explosion-proof wall composed of concrete and steel plates to solve the problem proposed in the above background technology that in actual use, when an explosion-proof wall without shock-absorbing measures faces an explosion impact, the vibration amplitude is large when the wall bears most of the explosion impact force, which will aggravate the fatigue of the support frame material, thereby affecting the stability of the overall structure, thereby causing direct damage to the wall and causing damage to the wall structure.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an explosion-proof wall composed of concrete and steel plates, comprising an installation groove and a U-shaped steel plate opened on the ground, a damper is fixedly connected to the inner cavity wall of the U-shaped steel plate, a shock-absorbing plate is fixedly connected to the other end of the damper, a slider is fixedly connected to the bottom end of the shock-absorbing plate, a rubber layer, a honeycomb panel, foam aluminum, a fireproof layer and a corrugated steel plate are fixedly connected to the top of the slider respectively, the rubber layer is fixedly connected to the shock-absorbing plate, concrete is filled between the rubber layer and the honeycomb panel, the right outer wall of the honeycomb panel is fixedly connected to the left outer wall of the foam aluminum, the right side of the foam aluminum is fixedly connected to the left outer wall of the fireproof layer, the right outer wall of the fireproof layer is fixedly connected to the left outer wall of the corrugated steel plate, a shock-absorbing base is fixedly connected to the bottom of the U-shaped steel plate, a sliding groove is opened on the right outer wall of the shock-absorbing base, a limiting rod is fixedly connected to the inner wall of the sliding groove, a spring is sleeved on the outer wall of the limiting rod, and the slider is slidably connected to the shock-absorbing base through the sliding groove.

[0007] The utility model is further configured as follows: a support frame is fixedly connected to the left outer wall of the U-shaped steel plate, and the support frame is tilted and fixed to the ground.

[0008] By adopting the above technical solution, the support frame is tilted and fixed to the ground, which increases the earthquake resistance of the wall, can better maintain the integrity of the structure when subjected to impact force, and reduces damage caused by vibration.

[0009] The utility model is further configured as follows: the shock absorbing plate is fixedly connected to the inner cavity wall of the U-shaped steel plate.

[0010] By adopting the above technical solution, the shock absorbing plate can work better with the U-shaped steel plate to improve the overall shock absorbing effect.

[0011] The utility model is further configured as follows: the honeycomb holes on the honeycomb plate are filled with heat insulating materials, the honeycomb plate is a metal honeycomb plate, and the honeycomb holes on the honeycomb plate are regular hexagons.

[0012] By adopting the above technical solution, the strength of the honeycomb panel is increased, the heat insulation effect is improved, and the weight of the wall is effectively reduced.

[0013] The utility model is further configured as follows: steel bars are staggeredly arranged in the concrete.

[0014] By adopting the above technical solution, the addition of steel bars improves the tensile and impact resistance of concrete.

[0015] The utility model is further configured as follows: a sliding hole is provided on a side wall of the sliding block close to the limiting rod, and the sliding hole on the sliding block is slidably engaged with the limiting rod.

[0016] By adopting the above technical solution, the wall can have a certain displacement space when it is impacted, further absorbing the impact energy, and limiting the spring so that the slide plate can be reset after being impacted.

[0017] The utility model is further configured as follows: the shock-absorbing base is fixed to a mounting groove opened on the ground through a screw hole opened at the bottom.

[0018] The adoption of the above technical solution ensures the stability of the explosion-proof wall and facilitates installation and maintenance.

[0019] The utility model provides an explosion-proof wall composed of concrete and steel plates. It has the following beneficial effects:

[0020] (1) The utility model uses a corrugated steel plate, a fireproof layer, a foamed aluminum, a honeycomb plate, a concrete, a rubber layer, and a shock-absorbing plate to cooperate with a slide groove on a shock-absorbing base through a slider. When the slider is subjected to the impact force of an explosion, it will move backward along the slide groove on the shock-absorbing base, thereby driving the shock-absorbing plate to squeeze the damper fixed on the inner wall of the U-shaped plate to achieve the relief of the impact force of the explosion. After moving to the bottom, it drives the shock-absorbing base to make the shock-absorbing base relieve the impact force of the explosion again, reduce the direct effect of the impact force on the wall and reduce the vibration of the wall, increase its stability, and prevent the wall from collapsing or being seriously damaged under the impact. When the impact force is reduced, the sliding hole on the slider will be reset along the limit rod by the elastic force of the spring.

[0021] (2) The utility model installs the shock-absorbing base into the installation groove opened in the ground, so that it can limit the position of the slider after installation and when it is reset. The shock-absorbing base is fixed to the installation groove through the screw hole at the bottom, which is simple to operate and easy to install and maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional diagram of the utility model;

[0023] Figure 2 This is a three-dimensional diagram of the shock-absorbing base of the utility model;

[0024] Figure 3 It is a cross-sectional view of the utility model;

[0025] Figure 4 It is a partial cross-sectional view of the U-shaped steel plate of the utility model;

[0026] Figure 5 It is an isometric cross-sectional view of the damper of the utility model;

[0027] Figure 6 This is a rear cross-sectional view of the utility model;

[0028] Figure 7 It is an isometric perspective view of the utility model;

[0029] Figure 8 For this utility model Figure 3 Enlarged view of point A in the middle.

[0030] In the figure: 1. U-shaped steel plate; 2. shock-absorbing base; 3. slide groove; 4. slider; 5. corrugated steel plate; 6. fireproof layer; 7. foam aluminum; 8. honeycomb panel; 9. concrete; 10. rubber layer; 11. shock-absorbing plate; 12. damper; 13. limit rod; 14. spring; 15. support frame; 16. sliding hole. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] like Figure 1-8As shown, the utility model provides a technical solution: an explosion-proof wall composed of concrete and steel plates, including an installation groove opened on the ground, a U-shaped steel plate 1, a damper 12 is fixedly connected to the inner wall of the U-shaped steel plate 1, and a shock-absorbing plate 11 is fixedly connected to the other end of the damper 12. The shock-absorbing plate 11 is usually made of a composite material and is used to absorb and disperse impact force. When the shock-absorbing plate 11 is deformed, the damper 12 is squeezed to reduce the damage of the shock wave to the wall. The shock-absorbing plate 11 is fixedly connected to the inner wall of the U-shaped steel plate 1, so that the shock-absorbing plate 11 can better cooperate with the U-shaped steel plate 1 to improve the overall shock-absorbing effect. The bottom end of the shock-absorbing plate 11 is fixedly connected to a slider 4, and the top of the slider 4 is respectively fixedly connected to a rubber layer 10, a honeycomb panel 8, and a foam aluminum 7 , fireproof layer 6 and corrugated steel plate 5, the rubber layer 10 is fixedly connected to the shock-absorbing plate 11, the rubber material is used as a buffer layer in the explosion-proof wall to reduce the impact of the impact force on the explosion-proof wall, the rubber layer 10 and the honeycomb panel 8 are filled with concrete 9, and steel bars are staggered in the concrete 9. The addition of steel bars improves the tensile and impact resistance of the concrete 9, the honeycomb holes on the honeycomb panel 8 are filled with thermal insulation material, and the honeycomb panel 8 is a metal honeycomb panel 8, which can effectively absorb and disperse the impact force. The honeycomb holes on the honeycomb panel 8 are regular hexagons, which increase the strength of the honeycomb panel 8, improve the thermal insulation effect, and effectively reduce the weight of the wall. The right outer wall of the honeycomb panel 8 is fixedly connected to the left outer wall of the foam aluminum 7, and the right side of the foam aluminum 7 is fixed to the left outer wall of the fireproof layer 6 The fireproof layer 6 is usually composed of fire-resistant fiber or other fire-resistant materials. The right outer wall of the fireproof layer 6 is fixedly connected to the left side of the corrugated steel plate 5. The bottom of the U-shaped steel plate 1 is fixedly connected with a shock-absorbing base 2, wherein the shock-absorbing base 2 is usually made of high-strength and high-toughness materials, and is used to support the entire explosion-proof wall structure and absorb part of the impact force of the explosion. The shock-absorbing base 2 is fixed to the installation groove opened on the ground through the screw hole opened at the bottom, which ensures the stability of the explosion-proof wall and is easy to install and maintain. A slide groove 3 is opened on the right outer wall of the shock-absorbing base 2, and the inner wall of the slide groove 3 is fixedly connected to the limit rod 13. The outer wall of the limit rod 13 is provided with a spring 14. The elastic force provided by the spring 14 reduces the force of the shock wave impacting the slide plate on the structure. The slider 4 passes through The slide groove 3 is slidably connected to the shock-absorbing base 2, and a slide hole 16 is opened on one side wall of the slider 4 near the limit rod 13, and the slide hole 16 on the slider 4 is slidably engaged with the limit rod 13, so that the wall can have a certain displacement space when it is impacted, further absorbing the impact energy, and limiting the spring 14 so that it can reset the slide plate after being impacted. The left outer wall of the U-shaped steel plate 1 is fixedly connected to a support frame 15, and the support frame 15 is tilted and fixed to the ground. The support frame 15 is tilted and fixed to the ground, which increases the seismic resistance of the wall, and can better maintain the integrity of the structure when it is impacted, reducing the damage caused by vibration. The support frame 15 is usually made of high-strength steel and is used to support the explosion-proof wall to ensure its stability under explosion impact.

[0033] Working principle: When in use, the corrugated steel plate 5, the fireproof layer 6, the foam aluminum 7, the honeycomb plate 8, the concrete 9, the rubber layer 10, and the shock-absorbing plate 11 cooperate with the slide groove 3 on the shock-absorbing base 2 through the slider 4. When subjected to the impact force of the explosion, the slider 4 will translate backward along the slide groove 3 on the shock-absorbing base 2, thereby driving the shock-absorbing plate 11 to squeeze the damper 12 fixed on the inner wall of the U-shaped plate to alleviate the impact force of the explosion, and after translating to the bottom, it drives the shock-absorbing base 2 to make the shock-absorbing base 2 resist the impact force of the explosion again. Alleviate and reduce the direct effect of impact force on the wall and reduce the vibration of the wall, increase its stability, and prevent the wall from collapsing or being seriously damaged under the impact. When the impact force is reduced, the sliding hole 16 on the slider 4 will be reset along the limit rod 13 through the elastic force of the spring 14, and the shock-absorbing base 2 is installed into the installation groove opened in the ground to limit the slider 4 after installation and when it is reset. The shock-absorbing base 2 is fixed to the installation groove through the screw hole at the bottom, which is simple to operate and easy to install and maintain.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An explosion-proof wall composed of concrete and steel plates, comprising a mounting groove opened on the ground and a U-shaped steel plate (1), characterized in that: The inner wall of the U-shaped steel plate (1) is fixedly connected to a damper (12); the other end of the damper (12) is fixedly connected to a damping plate (11); the bottom end of the damping plate (11) is fixedly connected to a slider (4); the top of the slider (4) is respectively fixedly connected to a rubber layer (10), a honeycomb plate (8), foam aluminum (7), a fireproof layer (6) and a corrugated steel plate (5); the rubber layer (10) is fixedly connected to the damping plate (11); concrete (9) is filled between the rubber layer (10) and the honeycomb plate (8); the right side of the honeycomb plate (8) is The outer wall is fixedly connected to the left outer wall of the foam aluminum (7), the right side of the foam aluminum (7) is fixedly connected to the left outer wall of the fireproof layer (6), the right side of the fireproof layer (6) is fixedly connected to the left side of the corrugated steel plate (5), the bottom of the U-shaped steel plate (1) is fixedly connected to a shock-absorbing base (2), the right outer wall of the shock-absorbing base (2) is provided with a sliding groove (3), the inner wall of the sliding groove (3) is fixedly connected to a limit rod (13), the outer wall of the limit rod (13) is sleeved with a spring (14), and the slider (4) is slidably connected to the shock-absorbing base (2) through the sliding groove (3).

2. The explosion-proof wall composed of concrete and steel plate according to claim 1, characterized in that: The left outer wall of the U-shaped steel plate (1) is fixedly connected to a support frame (15), and the support frame (15) is tilted and fixed to the ground.

3. The explosion-proof wall composed of concrete and steel plate according to claim 1, characterized in that: The shock absorbing plate (11) is fixedly connected to the inner cavity wall of the U-shaped steel plate (1).

4. The explosion-proof wall composed of concrete and steel plate according to claim 1, characterized in that: The honeycomb holes on the honeycomb panel (8) are filled with heat insulating material, the honeycomb panel (8) is a metal honeycomb panel (8), and the honeycomb holes on the honeycomb panel (8) are regular hexagons.

5. The explosion-proof wall composed of concrete and steel plates according to claim 1, characterized in that: Steel bars are arranged in an alternating manner in the concrete (9).

6. The explosion-proof wall composed of concrete and steel plates according to claim 1, characterized in that: A sliding hole (16) is provided on a side wall of the sliding block (4) close to the limiting rod (13), and the sliding hole (16) on the sliding block (4) is slidably engaged with the limiting rod (13).

7. The explosion-proof wall composed of concrete and steel plate according to claim 1, characterized in that: The shock-absorbing base (2) is fixed to a mounting groove provided on the ground via a screw hole provided on the bottom.

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