CN-224232540-U - Novel anti-shock wave button protection box

CN224232540UCN 224232540 UCN224232540 UCN 224232540UCN-224232540-U

Abstract

The utility model discloses a novel anti-shock wave button protection box, which belongs to the technical field of protection engineering and comprises a shell, a bottom plate, a cover plate, an anti-shock wave assembly and a positioning device, wherein the shell is provided with a containing cavity for containing a call button, the bottom plate is arranged at the front end of the shell and is provided with a central hole opposite to the button, the cover plate is positioned at the front side of the shell and connected with the shell, the anti-shock wave assembly comprises a baffle plate and a handle protruding out of the inner wall of the baffle plate, the baffle plate is arranged in the cover plate and is provided with an eccentric hole, the handle is used for changing the relative position of the eccentric hole and the central hole so that the eccentric hole is opposite to or deviated from the central hole, and the positioning device is positioned between the baffle plate and the cover plate and is used for preventing the baffle plate from shifting in a fully-opened position and a fully-closed position. The utility model solves the problem that the call button is positioned at the outer side of the protective door and is easy to be damaged by shock waves in the prior art, and ensures the stability of the baffle plate in place through the positioning device.

Inventors

HAO LUBO
WANG HUIJIE
ZHANG XIAOCHEN
HUANG JINGHUA
LI YINGCHUN
LI JUAN

Assignees

中国人民解放军军事科学院国防工程研究院

Dates

Publication Date: 20260512
Application Date: 20250409

Claims (10)

1. Novel shock wave prevention button protection box, its characterized in that, button protection box includes: a housing having a cavity for receiving a call button; the bottom plate is arranged at the front end of the shell and is provided with a center hole opposite to the button; the cover plate is positioned on the front side of the shell and is connected with the shell; The anti-shock wave assembly comprises a baffle plate and a handle protruding out of the inner wall of the baffle plate, wherein the baffle plate is arranged in the cover plate and is provided with an eccentric hole, and the handle is used for changing the relative position of the eccentric hole and the central hole so that the eccentric hole is opposite to or deviated from the central hole; and And the positioning device is positioned between the baffle and the cover plate and is used for preventing the baffle from shifting when the baffle is in a fully opened position or a fully closed position.
2. The novel anti-shock button protection case according to claim 1, wherein the baffle is slidably connected with the cover plate, or The baffle is rotatably connected with the cover plate.
3. The novel anti-shock button protection case according to claim 1, wherein the diameter of the eccentric hole is the same as the diameter of the central hole; When the baffle is in the fully closed position, the axial lead of the eccentric hole deviates from the axial lead of the central hole by 2-5 cm; When the baffle is in the full-open position, the eccentric hole and the central hole are positioned on the same straight line.
4. The novel anti-shock wave button protection box according to claim 2, wherein when the baffle is in sliding connection with the cover plate, a track is horizontally arranged on the cover plate, and the baffle is slidably positioned in the track; The cover plate is provided with an operation hole which is opposite to the central hole, and the operation hole extends from the rear end of the cover plate to the inner cavity of the rail.
5. The novel anti-shock button protection case according to claim 4, wherein the positioning device comprises a compression spring and a positioning ball; the baffle is rectangular, and a spring hole is formed in the lower portion of the baffle; the compression spring is arranged in the spring hole, and one end of the compression spring is connected with the positioning ball; Two positioning grooves are formed in the lower portion of the cover plate along the length direction of the track, one positioning groove is located below the operation hole, the other positioning groove is located on one side of the operation hole, and the positioning grooves are conical; the diameter of the positioning ball is smaller than that of the positioning groove; The positioning ball is in sliding contact with one side of the track, and when the baffle is in the full-open position and the full-closed position, the positioning ball is positioned in the positioning groove at the target position.
6. The novel anti-shock wave button protection box according to claim 2, wherein when the baffle is rotationally connected with the cover plate, a containing groove is formed in the rear end of the cover plate, and an operation hole communicated with the containing groove is formed in the front end of the cover plate; the operation hole is eccentrically arranged relative to the central hole; the baffle is circular and rotationally located in the accommodating groove, the eccentric hole and the handle are both located on the inner side of the operation hole, and the eccentric hole and the operation hole are eccentrically arranged.
7. The novel anti-shock button protection case according to claim 6, wherein the positioning means comprises a compression spring and a positioning ball; Two positioning grooves are formed in the side wall of the operation hole, the two positioning grooves are symmetrically distributed about the axis of the operation hole, and the positioning grooves are conical; the compression spring is arranged in a spring hole formed in one side, away from the eccentric hole, of the handle, and one end of the compression spring is connected with the positioning ball; the diameter of the positioning ball is smaller than that of the positioning groove; The positioning ball is in rolling contact with the side wall of the operation hole, and the positioning ball is positioned in the positioning groove when the baffle is in the full-open position and the full-closed position.
8. The novel anti-shock button protection case according to claim 6, wherein the direction of deviation of the operation hole with respect to the center hole coincides with the direction of deviation of the eccentric hole with respect to the eccentric hole when the shutter is in the fully closed position.
9. The novel anti-shock button protection case according to claim 1, wherein the bottom plate is arranged flush with the front end of the housing, and the bottom plate is detachably connected with the housing; And a threading hole is formed in the side wall of the shell and used for leading out a cable of the button.
10. The novel anti-shock button protection case according to claim 1, wherein the rear end of the housing has a diameter greater than that of the middle portion of the housing, facilitating anchoring in concrete.

Description

Novel anti-shock wave button protection box Technical Field The utility model belongs to the technical field of protection engineering, and relates to a novel anti-shock wave button protection box. Background The call button (fully called: civil air defense explosion-proof call button) is a device which is used outside a shelter and communicates with the inside of the shelter in the war, and is generally pre-buried in the wall in advance. Since the call button is located outside the guard door, it is vulnerable to shock waves during long-term use. In addition, the button sometimes falls off from the wall under the influence of a strong shock wave. It is therefore necessary to provide a protective case for avoiding damaging the push button by the shock wave. Disclosure of utility model In order to at least solve the problem that the call button is positioned on the outer side of the protective door and is easy to be damaged by shock waves in the prior art, the utility model provides a novel anti-shock wave button protection box, which comprises: a housing having a cavity for receiving a call button; the bottom plate is arranged at the front end of the shell and is provided with a center hole opposite to the button; the cover plate is positioned on the front side of the shell and is connected with the shell; The anti-shock wave assembly comprises a baffle plate and a handle protruding out of the inner wall of the baffle plate, wherein the baffle plate is arranged in the cover plate and is provided with an eccentric hole, and the handle is used for changing the relative position of the eccentric hole and the central hole so that the eccentric hole is opposite to or deviated from the central hole; and And the positioning device is positioned between the baffle and the cover plate and is used for preventing the baffle from shifting when the baffle is in a fully opened position or a fully closed position. Optionally, in the novel anti-shock button protection box, the baffle is connected with the cover plate in a sliding way, or The baffle is rotatably connected with the cover plate. Optionally, in the novel anti-shock wave button protection box, the diameter of the eccentric hole is the same as the diameter of the central hole; When the baffle is in the fully closed position, the axial lead of the eccentric hole deviates from the axial lead of the central hole by 2-5 cm; When the baffle is in the full-open position, the eccentric hole and the central hole are positioned on the same straight line. Optionally, in the novel anti-shock wave button protection box, when the baffle is slidably connected with the cover plate, a track is horizontally arranged on the cover plate, and the baffle is slidably positioned in the track; The cover plate is provided with an operation hole which is opposite to the central hole, and the operation hole extends from the rear end of the cover plate to the inner cavity of the rail. Optionally, in the novel anti-shock button protection box, the positioning device comprises a compression spring and a positioning ball; the baffle is rectangular, and a spring hole is formed in the lower portion of the baffle; the compression spring is arranged in the spring hole, and one end of the compression spring is connected with the positioning ball; Two positioning grooves are formed in the lower portion of the cover plate along the length direction of the track, one positioning groove is located below the operation hole, the other positioning groove is located on one side of the operation hole, and the positioning grooves are conical; the diameter of the positioning ball is smaller than that of the positioning groove; The positioning ball is in sliding contact with one side of the track, and when the baffle is in the full-open position and the full-closed position, the positioning ball is positioned in the positioning groove at the target position. Optionally, in the novel anti-shock wave button protection box, when the baffle is rotationally connected with the cover plate, a containing groove is formed at the rear end of the cover plate, and an operation hole communicated with the containing groove is formed at the front end of the cover plate; the operation hole is eccentrically arranged relative to the central hole; the baffle is circular and rotationally located in the accommodating groove, the eccentric hole and the handle are both located on the inner side of the operation hole, and the eccentric hole and the operation hole are eccentrically arranged. Optionally, in the novel anti-shock button protection box, the positioning device comprises a compression spring and a positioning ball; Two positioning grooves are formed in the side wall of the operation hole, the two positioning grooves are symmetrically distributed about the axis of the operation hole, and the positioning grooves are conical; the compression spring is arranged in a spring hole formed in one side, away from the eccentric hole,