Civil air defense construction post-cast strip sealing structure

Abstract

The utility model discloses a post-cast strip sealing structure for civil air defense engineering, and belongs to the field of civil air defense engineering, the post-cast strip sealing structure comprises a reinforcing mesh, a first protective plate, a second protective plate and a concrete layer, a first threaded pipe is fixedly assembled on the inner side of the first protective plate, the inner wall of the first threaded pipe is in threaded connection with a threaded rod, and a plurality of mounting grooves are formed in the outer side of the second protective plate; a plurality of mounting blocks are fixedly assembled on the outer side of the first protective plate, an insertion hole is formed in the top of the second protective plate, a placement groove is formed in the bottom of the insertion hole, and a disc is fixedly assembled at the inner bottom of the placement groove; the protective plates I and the protective plates II are supported at the top of the reinforcing mesh, and then the threaded rods can be in threaded connection with the inner walls of the threaded pipes I and the threaded pipes II, so that the two protective plates I and the two protective plates II are supported, and the protective plates I and the protective plates II are prevented from being easily inclined when subjected to acting force; therefore, the condition that the concrete layer is cracked after permeation and solidification is avoided, and the use effect and safety are improved.

Description

Technical Field

[0001] The present application relates to the technical field of civil air defense engineering, and in particular to a post-cast strip enclosing structure of a civil air defense engineering. Background Art

[0002] Civil air defense projects are an important part of urban construction. The post-cast joints, as a key link in the construction process, are of great significance for ensuring the overall quality of the project.

[0003] However, in the actual construction process, the post-cast strip is often difficult to be perfectly closed due to factors such as construction conditions and material properties, resulting in leakage, cracking and other problems, which seriously affect the use effect and safety of civil air defense projects. At present, there are some structures for closing post-cast strips on the market, but these structures still have many shortcomings in practical applications. For this reason, this application proposes a post-cast strip closing structure for civil air defense projects to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a post-cast strip closing structure for civil air defense projects, which overcomes the deficiencies in the prior art and aims to solve the problems in the background technology.

[0005] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme: a closed structure of a post-cast strip of a civil air defense project, comprising a steel mesh, a guard plate one, a guard plate two and a concrete layer, the inner side of the guard plate one is fixedly equipped with a threaded tube one, the inner wall of the threaded tube one is threadedly connected with a threaded rod, the outer side of the guard plate two is provided with a plurality of mounting grooves, the outer side of the guard plate one is fixedly equipped with a plurality of mounting blocks, the top of the guard plate two is provided with a socket, the bottom of the socket is provided with a placement groove, the inner bottom of the placement groove is fixedly equipped with a disc, the top of the disc is fixedly connected with one end of a spring, the other end of the spring is fixedly connected with a pressing plate, the inner wall of the socket is slidably connected with a connecting rod, the outer edge of the connecting rod is symmetrically fixedly equipped with two sliders, and the top of the connecting rod is fixedly equipped with a limiting disc.

[0006] As a preferred embodiment, the number of guard plate 1, guard plate 2 and concrete layer is two, and the two guard plates 1, guard plate 2 and concrete layers are symmetrically arranged at the top position of the steel mesh, the inner sides of guard plate 1 and guard plate 2 are fixedly equipped with threaded pipe 1 and threaded pipe 2, the inner walls of threaded pipe 1 and threaded pipe 2 are respectively threadedly connected to the two ends of the threaded rod, the outer edge of the threaded rod is fixedly equipped with a rotating rod, and the two concrete layers are respectively arranged at the outer positions of the two guard plates 1 and guard plate 2.

[0007] By adopting the above technical scheme, guard plate one and guard plate two can be used to support the concrete layers on both sides to ensure that the concrete layers will not tilt and collapse, and threaded pipe one and threaded pipe two can be used in conjunction with threaded rods to support guard plate one and guard plate two to ensure that they will not topple over, thereby ensuring that the concrete layer will not penetrate and crack after solidification.

[0008] As a preferred embodiment, two slide grooves are symmetrically formed on the inner wall of the insertion hole, and two sliders are slidably connected to the inner wall positions of the slide grooves.

[0009] By adopting the above technical solution, the two sliders can be slid to the inner cavity position of the receiving groove using two slide grooves, and then the rotating socket drives the two sliders to be staggered with the positions of the slide grooves, so that the sliders can be stably positioned on the inner wall position of the receiving groove, thereby realizing the rapid assembly of guard plate one and guard plate two.

[0010] As a preferred embodiment, the mounting block is inserted into the inner wall of the mounting groove, the side of the guard plate 1 close to the mounting block fits with the side of the guard plate 2 close to the mounting groove, and the insertion hole passes through several mounting blocks and communicates with the installation groove.

[0011] By adopting the above technical solution, the mounting block can be inserted into the inner wall position of the mounting groove, and then the connecting rod can be inserted into the inner wall position of the socket, so that the mounting block can be stably positioned at the inner wall position of the mounting groove, thereby strengthening the connection stability between guard plate one and guard plate two.

[0012] As a preferred implementation, the outer edge of the limiting disk is larger than the inner wall diameter of the insertion hole, and a pull ring is fixedly mounted on the top of the limiting disk.

[0013] By adopting the above technical solution, after the slider is abutted against the inner wall position of the placement groove, the bottom of the limit plate can be abutted against the top of the second guard plate, thereby ensuring that the connecting rod set on the inner wall position of the socket will not easily fall out.

[0014] As a preferred embodiment, the pressing plate is slidably connected to the inner wall of the accommodating groove, the outer diameter of the pressing plate is matched with the inner diameter of the accommodating groove, and the outer diameter of the connecting rod is matched with the inner diameter of the jack.

[0015] By adopting the above technical solution, when the bottom of the connecting rod contacts the top of the pressing plate, the connecting rod can be pressed downward to drive the pressing plate to move downward until the slider completely enters the inner cavity of the placement groove. By rotating the slider and staggering the position of the slide groove, a stable connection between guard plate one and guard plate two can be achieved.

[0016] Beneficial effects of this application:

[0017] 1. A closed structure of a post-cast strip of a civil air defense project, by supporting the guard plate 1 and the guard plate 2 at the top position of the steel mesh, and then the threaded rod can be threadedly connected to the inner wall position of the threaded pipe 1 and the threaded pipe 2, to support the two guard plates 1 and the two guard plates 2, to ensure that they will not tilt easily when subjected to force, thereby ensuring that the concrete layer will not penetrate and crack after solidification, thereby improving the use effect and safety.

[0018] 2. This kind of closed structure of the post-cast strip of civil air defense engineering, by inserting the connecting rod into the inner wall position of the socket, when the bottom of the connecting rod contacts the top of the pressing plate, the connecting rod can be pressed downward to drive the pressing plate to move downward, until the slider completely enters the inner cavity of the placement groove, and the slider is rotated to stagger the position of the slide groove to achieve a stable connection between the guard plate one and the guard plate two, thereby improving the convenience of assembly, and the connecting rod and the slider are driven by the rotating pull ring until the positions of the slider and the slide groove correspond, and then the connecting rod can be pulled out from the inner wall position of the socket, and then the guard plate one and the guard plate two can be separated, thereby facilitating transportation and reducing space occupancy. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the three-dimensional structure of this application;

[0020] Figure 2 It is a schematic diagram of the local structure of this application;

[0021] Figure 3 This is a schematic diagram of the expanded structure of this application;

[0022] Figure 4 This is a schematic diagram of the second cross-sectional structure of the guard plate of this application;

[0023] Figure 5 For this application Figure 4 Enlarged structural diagram at A in the middle.

[0024] Numbers in the figure: 1. Steel mesh; 2. Guard plate 1; 3. Guard plate 2; 4. Concrete layer; 5. Threaded pipe 1; 6. Threaded pipe 2; 7. Threaded rod; 8. Mounting groove; 9. Mounting block; 10. Socket; 11. Placement groove; 12. Disc; 13. Spring; 14. Pressing plate; 15. Connecting rod; 16. Slider; 17. Limiting plate. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.

[0026] Reference Figure 1-5A closed structure of a post-cast strip of a civil air defense project comprises a steel mesh 1, a guard plate 2, a guard plate 2 3 and a concrete layer 4, a threaded tube 5 is fixedly assembled on the inner side of the guard plate 2, a threaded rod 7 is threadedly connected to the inner wall of the threaded tube 5, a plurality of mounting grooves 8 are provided on the outer side of the guard plate 2, a plurality of mounting blocks 9 are fixedly assembled on the outer side of the guard plate 2, a socket 10 is provided on the top of the guard plate 2 3, a placement groove 11 is provided on the bottom of the socket 10, a disc 12 is fixedly assembled on the inner bottom of the placement groove 11, one end of a spring 13 is fixedly connected to the top of the disc 12, a pressing plate 14 is fixedly connected to the other end of the spring 13, a connecting rod 15 is slidably connected to the inner wall of the socket 10, two sliders 16 are symmetrically fixedly assembled on the outer edge of the connecting rod 15, and a limiting disk 17 is fixedly assembled on the top of the connecting rod 15.

[0027] See also Figure 1 and Figure 2 , the number of guard plates 1 2, guard plates 2 3 and concrete layers 4 is two, and the two guard plates 1 2, guard plates 2 3 and concrete layers 4 are symmetrically arranged at the top position of the steel mesh 1, the inner sides of the guard plates 1 2 and guard plates 2 3 are fixedly equipped with threaded pipes 1 5 and threaded pipes 2 6, the inner walls of the threaded pipes 1 5 and threaded pipes 2 6 are respectively threadedly connected with the two ends of the threaded rod 7, the outer edge of the threaded rod 7 is fixedly equipped with a rotating rod, and the two concrete layers 4 are respectively arranged at the outer positions of the two guard plates 1 2 and guard plates 2 3, so that the guard plates 1 2 and guard plates 2 3 can be used to support the concrete layers 4 on both sides to ensure that the concrete layers 4 will not tilt and collapse, and the threaded pipes 1 5, threaded pipes 2 6 can be used in conjunction with the threaded rods 7 to support the two guard plates 1 2 and guard plates 2 3, thereby ensuring that they will not tip over, thereby ensuring that the concrete layer 4 will not penetrate and crack after solidification.

[0028] See also Figure 3 and Figure 5 Two slide grooves are symmetrically provided on the inner wall of the socket 10, and two sliders 16 are slidably connected to the inner wall positions of the slide grooves, so that the two sliders 16 can be slid to the inner cavity position of the placement groove 11 by using the two slide grooves, and then the socket 10 is rotated to drive the two sliders 16 to be staggered with the positions of the slide grooves, so that the sliders 16 can be stably positioned on the inner wall position of the placement groove 11, realizing the rapid assembly of the guard plate 1 2 and the guard plate 2 3.

[0029] See also Figure 3 The mounting block 9 is inserted into the inner wall position of the mounting groove 8, and the side of the guard plate 2 close to the mounting block 9 is in contact with the side of the guard plate 2 3 close to the mounting groove 8. The insertion hole 10 passes through several mounting blocks 9 and communicates with the placement groove 11, so that the mounting block 9 can be inserted into the inner wall position of the mounting groove 8, and then the connecting rod 15 is inserted into the inner wall position of the insertion hole 10, so that the mounting block 9 can be stably positioned at the inner wall position of the mounting groove 8, thereby strengthening the connection stability between the guard plate 1 2 and the guard plate 2 3.

[0030] See also Figure 4 The outer edge of the limit plate 17 is larger than the inner wall diameter of the socket 10, and a pull ring is fixedly installed on the top of the limit plate 17, so that after the slider 16 is abutted against the inner wall position of the placement groove 11, the bottom of the limit plate 17 can be abutted against the top of the guard plate 2 3, thereby ensuring that the connecting rod 15 is set on the inner wall position of the socket 10 and will not fall out easily.

[0031] See also Figure 5 The pressing plate 14 is slidably connected to the inner wall position of the receiving groove 11, the outer edge diameter of the pressing plate 14 is adapted to the inner wall diameter of the receiving groove 11, and the outer edge diameter of the connecting rod 15 is adapted to the inner wall diameter of the insertion hole 10, so that when the bottom of the connecting rod 15 contacts the top of the pressing plate 14, the connecting rod 15 can be pressed downward to drive the pressing plate 14 to move downward until the slider 16 completely enters the inner cavity of the receiving groove 11, and then the stable connection between the guard plate 2 and the guard plate 3 can be achieved by rotating the slider 16 to stagger the position of the slide groove.

[0032] Working principle: When using the device, the guard plate 1 2 and the guard plate 2 3 can be supported at the top of the steel mesh 1 first, and then the threaded rod 7 can be threadedly connected to the inner wall of the threaded tube 1 5 and the threaded tube 2 6 to support the two guard plates 1 2 and the two guard plates 2 3, so as to ensure that they will not easily tilt when subjected to force, thereby ensuring that the concrete layer 4 will not penetrate and crack after solidification. By plugging the connecting rod 15 into the inner wall of the socket 10, the bottom of the connecting rod 15 is connected to the pressing plate. When the tops of 14 are in contact, the connecting rod 15 can be pressed downward to drive the pressing plate 14 to move downward until the slider 16 completely enters the inner cavity of the placement groove 11, and then the slider 16 is rotated to stagger the position of the slide groove to achieve a stable connection between the guard plate 1 2 and the guard plate 2 3. The pull ring is rotated to drive the connecting rod 15 and the slider 16 until the positions of the slider 16 and the slide groove correspond, and then the connecting rod 15 can be pulled out from the inner wall position of the socket 10, and then the guard plate 1 2 and the guard plate 2 3 can be separated, thereby facilitating transportation and reducing space occupancy.

[0033] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed in the present application according to the technical solution and utility model concept of the present application, which should be covered by the protection scope of the present application.

Claims

1. A post-cast strip enclosed structure for civil air defense engineering, comprising a steel mesh (1), a first guard plate (2), a second guard plate (3) and a concrete layer (4), characterized in that: A threaded tube (5) is fixedly mounted on the inner side of the guard plate (2), and a threaded rod (7) is threadedly connected to the inner wall of the threaded tube (5). A plurality of mounting grooves (8) are provided on the outer side of the guard plate (3). A plurality of mounting blocks (9) are fixedly mounted on the outer side of the guard plate (2). A plug hole (10) is provided on the top of the guard plate (3), and a placement groove (11) is provided on the bottom of the plug hole (10). A disk (12) is fixedly mounted on the inner bottom of the placement groove (11), and one end of a spring (13) is fixedly connected to the top of the disk (12), and a pressing plate (14) is fixedly connected to the other end of the spring (13). A connecting rod (15) is slidably connected to the inner wall of the plug hole (10), and two sliders (16) are symmetrically fixedly mounted on the outer edge of the connecting rod (15). A limiting plate (17) is fixedly mounted on the top of the connecting rod (15).

2. The closed structure of the post-cast strip of a civil air defense project according to claim 1 is characterized in that: The number of the guard plate 1 (2), the guard plate 2 (3) and the concrete layer (4) is two, and the two guard plates 1 (2), the guard plate 2 (3) and the concrete layer (4) are symmetrically arranged at the top position of the steel mesh (1), the inner sides of the guard plate 1 (2) and the guard plate 2 (3) are fixedly equipped with a threaded pipe 1 (5) and a threaded pipe 2 (6), the inner walls of the threaded pipe 1 (5) and the threaded pipe 2 (6) are respectively threadedly connected to the two ends of a threaded rod (7), the outer edge of the threaded rod (7) is fixedly equipped with a rotating rod, and the two concrete layers (4) are respectively arranged at the outer positions of the two guard plates 1 (2) and the guard plate 2 (3).

3. The closed structure of the post-cast strip of a civil air defense project according to claim 1 is characterized in that: Two sliding grooves are symmetrically formed on the inner wall of the insertion hole (10), and two sliding blocks (16) are slidably connected to the inner wall positions of the sliding grooves.

4. The closed structure of the post-cast strip of a civil air defense project according to claim 1 is characterized in that: The mounting block (9) is inserted into the inner wall of the mounting groove (8), the side of the guard plate 1 (2) close to the mounting block (9) is in contact with the side of the guard plate 2 (3) close to the mounting groove (8), and the insertion hole (10) passes through a plurality of mounting blocks (9) and communicates with the placement groove (11).

5. The closed structure of the post-cast strip of a civil air defense project according to claim 1 is characterized in that: The outer edge of the limiting plate (17) is larger than the inner wall diameter of the insertion hole (10), and a pull ring is fixedly mounted on the top of the limiting plate (17).

6. The closed structure of the post-cast strip of a civil air defense project according to claim 1 is characterized in that: The pressing plate (14) is slidably connected to the inner wall of the placement groove (11); the outer diameter of the pressing plate (14) matches the inner diameter of the placement groove (11); and the outer diameter of the connecting rod (15) matches the inner diameter of the insertion hole (10).

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