Plugging device for wall preset hole of civil air defense project

Abstract

The utility model discloses a plugging device for a preset hole of a civil air defense engineering wall, and belongs to the field of civil air defense engineering walls, the plugging device comprises a plugging cylinder in the civil air defense engineering wall, one side of the plugging cylinder is fixedly connected with a top cover, one side of the top cover is provided with an anti-collision mechanism, the anti-collision mechanism comprises a spring, the spring is fixedly connected with the top cover, and the spring is fixedly connected with the top cover. A baffle is fixedly connected to one side of the spring, a rotating mechanism is arranged in the plugging barrel, an anti-falling mechanism is arranged on the outer surface of the rotating mechanism, a protection mechanism is arranged outside the plugging barrel, the baffle and the spring are arranged, impact force borne by the outside is resisted through the baffle, and then the baffle is reset through the spring; and the problem that according to an existing plugging device for the preset hole of the wall body of the civil air defense project, when the end cover is impacted, the end cover cannot be protected is solved, and the practicability of the plugging device for the preset hole of the wall body of the civil air defense project is improved.

Description

Technical Field

[0001] The present application relates to the technical field of civil air defense engineering walls, and in particular to a blocking device for preset holes in civil air defense engineering walls. Background Art

[0002] In the patent with the published authorization announcement number CN217001029U, the utility model discloses a plugging structure for openings in the wall of a civil air defense project, including a plugging cylinder, one end of which is fixedly connected to an end cap; a control rod is rotatably connected inside the plugging cylinder, and one end of the control rod penetrates the end cap; the control rod is threadedly connected to a control block, and the control block is rotatably connected to a plurality of rotating rods, the rotating rods penetrate the plugging cylinder and are movably connected to the plugging cylinder, and the rotating rods penetrate one end of the plugging cylinder and are rotatably connected to a fixed plate. The utility model can achieve a stable fixed connection of the plugging cylinder inside the hole by setting structures such as a control rod, a control block, and a fixed plate, and the plugging cylinder can be disassembled from the inside of the hole by rotating the control rod in the opposite direction; by setting a first gear and a second gear, it can be achieved that after the structure has been used for a long time, the cooperation between the rotating shaft and the second gear and the first gear is achieved.

[0003] When the above device is implemented, the end cover will be hit when the staff is performing maintenance. However, the existing blocking device of the preset hole in the wall of the civil air defense project cannot protect the end cover when the end cover is hit, resulting in damage to the end cover. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a blocking device for preset holes in the wall of a civil air defense project, 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 sealing device for preset holes in the wall of a civil air defense project, comprising a sealing cylinder inside the wall of the civil air defense project, one side of the sealing cylinder is fixedly connected to a top cover, one side of the top cover is provided with an anti-collision mechanism, the anti-collision mechanism comprises a spring, the spring is fixedly connected to the top cover, one side of the spring is fixedly connected to a baffle, a rotating mechanism is provided inside the sealing cylinder, an anti-falling mechanism is provided on the surface of the rotating mechanism, and a protective mechanism is provided outside the sealing cylinder.

[0006] As a preferred embodiment, the rotating mechanism includes a threaded rod, the threaded rod is rotatably connected to the sealing cylinder, one side of the threaded rod passes through the top cover, and one side of the threaded rod is fixedly connected with a nut.

[0007] By adopting the above technical solution, the nut is rotated to drive the threaded rod, and then the threaded rod is rotated to drive the moving block, so that the moving block can be better moved on the surface of the threaded rod.

[0008] As a preferred embodiment, the anti-falling mechanism includes a moving block, the moving block is threadedly connected to the threaded rod, the outer hinge of the moving block is connected to the support rod, and one side of the support rod is hinged to the fixed block.

[0009] By adopting the above technical solution, the moving block is driven by the threaded rod, and then the moving block moves to drive the support rod, and then the support rod moves to push the fixed block, and then the fixed block contacts the wall of the civil air defense project, which can better prevent the blocking tube from falling off from the inside of the civil air defense project wall.

[0010] As a preferred embodiment, the protection mechanism includes an anti-tear layer, the anti-tear layer is fixedly connected to the sealing cylinder, and the anti-tear layer is a metal mesh layer, and the outside of the anti-tear layer is fixedly connected with a wear-resistant layer.

[0011] By adopting the above technical scheme, the tear resistance of the sealing tube is enhanced by the tear-resistant layer, and the wear-resistant layer provides wear-resistant protection for the sealing tube, which can better protect the sealing tube and extend the service life of the sealing tube.

[0012] As a preferred implementation, the wear-resistant layer is provided with a groove, and the size of the groove is consistent with that of the fixing block.

[0013] By adopting the above technical solution, the wear-resistant layer is provided with a groove, and the size of the groove is consistent with that of the fixing block, so that the wear-resistant layer can better limit the fixing block.

[0014] As a preferred implementation, a rubber pad is provided on the outside of the baffle.

[0015] By adopting the above technical solution, a rubber pad is provided on the outside of the baffle, and the rubber pad protects the baffle, so that the baffle can be better protected and the service life of the baffle can be extended.

[0016] Beneficial effects of this application:

[0017] 1. The blocking device for the preset holes in the wall of the civil air defense project is provided with a baffle and a spring. The baffle is used to resist the impact force from the outside, and the spring is used to reset the baffle. This avoids the problem that the existing blocking device for the preset holes in the wall of the civil air defense project cannot protect the end cover when the end cover is hit, thereby improving the practicability of the blocking device for the preset holes in the wall of the civil air defense project.

[0018] 2. The sealing device for preset holes in the wall of a civil air defense project is provided with a tear-resistant layer and a wear-resistant layer. The tear-resistant layer strengthens the tear resistance of the sealing tube, and the wear-resistant layer provides wear-resistant protection for the sealing tube. This avoids the problem of the existing sealing device for preset holes in the wall of a civil air defense project that the sealing tube cannot be protected when the wall of the civil air defense project collapses, thereby improving the practicability of the sealing device for preset holes in the wall of a civil air defense project. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the installation structure of this application;

[0020] Figure 2 A cross-sectional view of the present application;

[0021] Figure 3 This is a schematic diagram of the structure of the protection organization of this application.

[0022] Numbers in the figure: 1. Sealing cylinder; 2. Top cover; 3. Anti-collision mechanism; 31. Baffle; 32. Spring; 4. Rotating mechanism; 41. Nut; 42. Threaded rod; 5. Anti-falling mechanism; 51. Moving block; 52. Support rod; 53. Fixed block; 6. Protection mechanism; 61. Tear-resistant layer; 62. Wear-resistant layer; 7. Civil air defense project wall. DETAILED DESCRIPTION

[0023] 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.

[0024] Reference Figure 1-Figure 2 A sealing device for a preset hole in a wall of a civil air defense project comprises a sealing tube 1 inside the wall 7 of the civil air defense project, a top cover 2 is fixedly connected to one side of the sealing tube 1, an anti-collision mechanism 3 is provided on one side of the top cover 2, the anti-collision mechanism 3 comprises a spring 32, the spring 32 is fixedly connected to the top cover 2, a baffle 31 is fixedly connected to one side of the spring 32, a rubber pad is provided on the outside of the baffle 31; by providing a rubber pad on the outside of the baffle 31 and then protecting the baffle 31 with the rubber pad, the baffle 31 can be better protected and the service life of the baffle 31 can be extended.

[0025] Reference Figure 2 A rotating mechanism 4 is provided inside the blocking tube 1, and the rotating mechanism 4 includes a threaded rod 42, the threaded rod 42 is rotatably connected to the blocking tube 1, and one side of the threaded rod 42 passes through the top cover 2, and one side of the threaded rod 42 is fixedly connected with a nut 41; by rotating the nut 41 to drive the threaded rod 42, and then the threaded rod 42 rotates to drive the moving block 51, the moving block 51 can be better moved on the surface of the threaded rod 42.

[0026] Reference Figure 2The surface of the rotating mechanism 4 is provided with an anti-falling mechanism 5, and the anti-falling mechanism 5 includes a moving block 51, which is threadedly connected to the threaded rod 42, and the external hinge of the moving block 51 is connected to the support rod 52, and one side of the support rod 52 is hinged to the fixed block 53; the moving block 51 is driven by the threaded rod 42, and then the moving block 51 moves to drive the support rod 52, and then the support rod 52 moves to push the fixed block 53, and then the fixed block 53 is in conflict with the civil air defense project wall 7, which can better prevent the blocking tube 1 from falling off from the inside of the civil air defense project wall 7.

[0027] Reference Figure 2-Figure 3 A protective mechanism 6 is provided on the outside of the sealing tube 1, and the protective mechanism 6 includes an anti-tear layer 61, which is fixedly connected to the sealing tube 1, and the anti-tear layer 61 is a metal mesh layer, and a wear-resistant layer 62 is fixedly connected to the outside of the anti-tear layer 61; the tear resistance of the sealing tube 1 is enhanced by the anti-tear layer 61, and the wearing layer 62 provides wear-resistant protection for the sealing tube 1, which can better protect the sealing tube 1 and extend the service life of the sealing tube 1.

[0028] Reference Figure 2-Figure 3 The wear-resistant layer 62 is provided with a groove, and the groove is consistent with the size of the fixed block 53; by providing the wear-resistant layer 62 with a groove, and the groove is consistent with the size of the fixed block 53, the wear-resistant layer 62 can better limit the fixed block 53.

[0029] Working principle: insert the blocking tube 1 into the preset hole of the civil air defense project wall 7, drive the threaded rod 42 by rotating the nut 41, and then the threaded rod 42 rotates to drive the moving block 51, and then the moving block 51 moves to drive the support rod 52, and then the support rod 52 moves to push the fixed block 53, and then the fixed block 53 contacts the civil air defense project wall 7, which can better prevent the blocking tube 1 from falling off from the inside of the civil air defense project wall 7, and strengthen the tear resistance of the blocking tube 1 by the tear-resistant layer 61, and then the wear-resistant layer 62 provides wear-resistant protection for the blocking tube 1, which can better protect the blocking tube 1 and extend the service life of the blocking tube 1, and resist the impact force from the outside by the baffle 31, and then the baffle 31 is reset by the spring 32, and the threaded rod 42 is limited by the top cover 2.

[0030] 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 blocking device for a preset hole in a civil air defense wall, comprising a blocking cylinder (1) inside the civil air defense wall (7), characterized in that: One side of the blocking tube (1) is fixedly connected to a top cover (2), one side of the top cover (2) is provided with an anti-collision mechanism (3), the anti-collision mechanism (3) comprises a spring (32), the spring (32) is fixedly connected to the top cover (2), one side of the spring (32) is fixedly connected to a baffle (31), a rotating mechanism (4) is provided inside the blocking tube (1), an anti-dropping mechanism (5) is provided on the surface of the rotating mechanism (4), and a protective mechanism (6) is provided outside the blocking tube (1).

2. The blocking device for a preset hole in a wall of a civil air defense project according to claim 1, characterized in that: The rotating mechanism (4) comprises a threaded rod (42), the threaded rod (42) being rotatably connected to the plugging cylinder (1), and one side of the threaded rod (42) passing through the top cover (2), and one side of the threaded rod (42) being fixedly connected to a nut (41).

3. The blocking device for a preset hole in a wall of a civil air defense project according to claim 2, characterized in that: The anti-falling mechanism (5) comprises a moving block (51), the moving block (51) being threadedly connected to the threaded rod (42), the outer hinge of the moving block (51) being connected to the support rod (52), and one side of the support rod (52) being hingedly connected to the fixing block (53).

4. The blocking device for a preset hole in a wall of a civil air defense project according to claim 1, characterized in that: The protection mechanism (6) comprises an anti-tear layer (61), the anti-tear layer (61) is fixedly connected to the plugging cylinder (1), and the anti-tear layer (61) is a metal mesh layer, and the outside of the anti-tear layer (61) is fixedly connected to a wear-resistant layer (62).

5. The blocking device for a preset hole in a wall of a civil air defense project according to claim 4, characterized in that: The wear-resistant layer (62) is provided with a groove, and the groove is consistent in size with the fixing block (53).

6. The blocking device for a preset hole in a civil air defense wall according to claim 1, characterized in that: A rubber pad is provided on the outside of the baffle (31).

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