CN220539527U - A high strength connection structure for people's air defense door - Google Patents
A high strength connection structure for people's air defense door Download PDFInfo
- Publication number
- CN220539527U CN220539527U CN202322184016.XU CN202322184016U CN220539527U CN 220539527 U CN220539527 U CN 220539527U CN 202322184016 U CN202322184016 U CN 202322184016U CN 220539527 U CN220539527 U CN 220539527U
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- Prior art keywords
- door
- air defense
- buffer
- door body
- plate
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- 230000007123 defense Effects 0.000 title claims abstract description 44
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 230000003139 buffering effect Effects 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- 239000011521 glass Substances 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 6
- 230000035939 shock Effects 0.000 description 4
- 239000003063 flame retardant Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
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- Special Wing (AREA)
Abstract
The utility model relates to the technical field of civil air defense doors, in particular to a high-strength connecting structure for a civil air defense door, which comprises a door frame and a door body; the door frame is hinged with the door body, the front end face of the door body is fixedly provided with a first buffer plate, the rear end face of the door body is fixedly provided with a second buffer plate, the periphery of the inner wall of the door frame is fixedly provided with a first rubber sealing pad, and the periphery of the outer surface of the door body is fixedly provided with a second rubber sealing pad; the device extrudes through setting up first rubber seal pad and second rubber seal pad to reach civil air defense door leakproofness, effectually prevent conflagration and smog and get into other regions through the crack, first buffer board and second buffer board have strengthened the buffer capacity of civil air defense door, arrange fixed buffer terminal between through baffle one and baffle two, thereby reach the purpose of effective buffering, can avoid outside impact and extrusion to warp or damage.
Description
Technical Field
The utility model relates to the technical field of civil air defense doors, in particular to a high-strength connecting structure for a civil air defense door.
Background
The civil air defense door is a door at an entrance of civil protection engineering, has more vivid classification, comprises common single-leaf and double-leaf protection airtight doors and airtight doors, and has a plurality of civil air defense devices such as movable threshold single-leaf and double-leaf protection airtight doors and airtight doors, and the civil air defense door is a protection door for urban buildings, underground engineering and the like, is used for protecting personnel and property from natural disasters, accidents and threats of malicious attacks, and has very high structural strength and safety requirements due to the specificity of the environment in which the civil air defense door is positioned;
the stability of the traditional civil air defense door connecting structure is common, and the connection structure can not be subjected to auxiliary buffering when being impacted and is easy to deform or break when being impacted and extruded, so that the function and the safety of the door are affected;
secondly, the traditional civil air defense door has the problem of poor fireproof performance, wherein the door plate material is not high-temperature resistant and has poor sealing performance, which can lead to fire spread, smoke leakage and the failure to provide effective fireproof isolation and escape channels;
therefore, we propose a high strength connection structure for people's air defense door to solve the people's air defense door connection structure steadiness of above-mentioned device generally, receive simultaneously and strike and can not carry out supplementary buffering, receive external impact and extrusion and warp or damage easily, secondly traditional people's air defense door has the problem that fire behavior is not good, wherein door plant material is not high temperature resistant, the problem that the leakproofness is poor.
Disclosure of Invention
The utility model aims to provide a high-strength connecting structure for a civil air defense door, which solves the problems that the connecting structure of the civil air defense door provided in the background art is general in stability, cannot be subjected to auxiliary buffering when being impacted, is easy to deform or break due to external impact and extrusion, and is poor in fireproof performance in the traditional civil air defense door, wherein the door plate material is not high-temperature resistant and is poor in sealing performance.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a high-strength connecting structure for a civil air defense door comprises a door frame and a door body; the door frame is hinged with the door body;
the door comprises a door body, and is characterized in that a first buffer plate is fixedly arranged on the front end face of the door body, a second buffer plate is fixedly arranged on the rear end face of the door body, a fixing rod is fixedly arranged on one side of the door frame, a thread structure is arranged on the outer surface of the fixing rod, a first rubber sealing gasket is fixedly arranged on the periphery of the inner wall of the door frame, and a second rubber sealing gasket is fixedly arranged on the periphery of the outer surface of the door body.
Preferably, two bolt holes are formed in one side of the door body, and the door body comprises a first metal plate, a fireproof plate, a fire extinguishing layer, a fireproof glass layer and a second metal plate.
Preferably, the bottom surface of the first metal plate is fixedly provided with a fireproof plate, and the bottom surface of the fireproof plate is fixedly provided with a fire extinguishing layer.
Preferably, the bottom surface of the fire extinguishing layer is fixedly provided with a fireproof glass layer, and the bottom surface of the fireproof glass layer is fixedly provided with a second metal plate.
Preferably, the first buffer plate and the second buffer plate have the same structure, the first buffer plate comprises a first partition plate and a second partition plate, and buffer terminals arranged in equal distance are fixedly arranged between the first partition plate and the second partition plate.
Preferably, the top of the buffer terminal is embedded to be provided with a connecting column, and two buffer springs are arranged in the buffer terminal.
Preferably, the middle parts of the two buffer springs are provided with supporting rods, the bottom surfaces of the connecting columns are provided with two grooves, and the two supporting rods are embedded into the grooves.
Compared with the prior art, the utility model has the beneficial effects that:
1. this kind of a high strength connection structure for people's air defense door extrudees through setting up first rubber seal and second rubber seal to reach people's air defense door leakproofness, effectually prevent conflagration and smog and get into other regions through the crack, keep thermal-insulated and fireproof effect, the screw thread structure embedding bolt hole of dead lever is inside fasten, improves people's air defense door steadiness, and first buffer board has strengthened the buffer capacity of people's air defense door with the second buffer board, arranges fixed buffer terminal between baffle one and baffle two, thereby reaches the purpose of effective buffering, can avoid external impact and extrusion to warp or damage.
2. Secondly, this kind of high strength connection structure for people's air defense door has good tensile strength and shock resistance through setting up first metal sheet and second metal sheet, and the PLASTIC LAMINATED has high strength, low density, high temperature resistant, coefficient of thermal expansion is low, the thermal shock resistance is splendid and stand wear and tear advantage with fire prevention glass layer, can play the effect of fire-retardant protection, fire extinguishing layer has the fire-retardant effect of heat absorption, can carry out high-efficient fire extinguishing treatment to the fire that stretches, effectively reduce the intensity of a fire size, first metal sheet, the PLASTIC LAMINATED, fire extinguishing layer, fire prevention glass layer and second metal sheet composite formation, can improve the fire behavior of whole people's air defense door.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of a first buffer plate structure of the present utility model;
FIG. 3 is a schematic view of a buffer terminal structure of the present utility model;
FIG. 4 is a schematic view of a door structure according to the present utility model;
in the figure: 1. a door frame; 2. a door body; 201. bolt holes; 202. a first metal plate; 203. a fire protection plate; 204. a fire extinguishing layer; 205. a fire-resistant glass layer; 206. a second metal plate; 3. a first buffer plate; 301. a first partition board; 302. a second partition board; 303. a buffer terminal; 304. a connecting column; 305. a buffer spring; 306. a support rod; 307. a groove; 4. a second buffer plate; 5. a fixed rod; 6. a first rubber gasket; 7. and a second rubber gasket.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present utility model;
example 1: a high-strength connecting structure for a civil air defense door comprises a door frame 1 and a door body 2; the door frame 1 is connected with the door body 2 in a hinged manner;
the front end face of the door body 2 is fixedly provided with a first buffer plate 3, the rear end face of the door body 2 is fixedly provided with a second buffer plate 4, one side of the door frame 1 is fixedly provided with a fixed rod 5, the outer surface of the fixed rod 5 is provided with a threaded structure, the periphery of the inner wall of the door frame 1 is fixedly provided with a first rubber sealing gasket 6, and the periphery of the outer surface of the door body 2 is fixedly provided with a second rubber sealing gasket 7;
the first buffer plate 3 and the second buffer plate 4 have the same structure, the first buffer plate 3 comprises a first partition plate 301 and a second partition plate 302, buffer terminals 303 which are arranged at equal distances are fixedly arranged between the first partition plate 301 and the second partition plate 302, connecting columns 304 are embedded in the tops of the buffer terminals 303, two buffer springs 305 are arranged in the buffer terminals 303, supporting rods 306 are arranged in the middle of the two buffer springs 305, two grooves 307 are formed in the bottom surfaces of the connecting columns 304, and the two supporting rods 306 are embedded in the grooves 307;
when the door body 2 is embedded into the door frame 1 to be closed, the first rubber sealing gasket 6 fixed on the inner wall of the door frame 1 is overlapped with the second rubber sealing gasket 7 fixed on the outer surface of the door body 2, and the first rubber sealing gasket 6 and the second rubber sealing gasket 7 are extruded at the moment, so that the tightness of the civil air defense door is achieved, the tightness design of the civil air defense door is also the key for improving the fireproof performance of the civil air defense door, fire and smoke are effectively prevented from entering other areas through door gaps, and the heat insulation and fireproof effects are maintained;
when the door body 2 needs to be tightly closed, the door body 2 is rotated to be closed, two bolt holes 201 formed in one side of the door body 2 are aligned, the threaded structure of the rotating fixing rod 5 is embedded into the bolt holes 201 to be fastened, and the stability of the civil air defense door is improved;
through setting up the buffer capacity of first buffer board 3 with second buffer board 4 strengthened people's air defense door, when people's air defense door received the impact, baffle one 301 extrusion spliced pole 304 embedding buffering terminal 303 is inside, spliced pole 304 extrusion two buffer springs 305 this moment, the recess 307 that the bracing piece 306 embedding spliced pole 304 bottom surface was seted up is inside simultaneously, can improve buffer structure's stability, the resilience potential energy through buffer spring 305 consumes the effort of impact, arrange fixed buffering terminal 303 between baffle one 301 and baffle two 302, thereby reach effective buffering's purpose, can avoid external impact and extrusion to warp or damage.
Example 2: as can be seen by referring to fig. 2 to 4 of the specification, embodiment 2 differs from embodiment 1 in that:
two bolt holes 201 are formed in one side of the door body 2, the door body 2 comprises a first metal plate 202, a fireproof plate 203, a fire extinguishing layer 204, a fireproof glass layer 205 and a second metal plate 206, the fireproof plate 203 is fixedly mounted on the bottom surface of the first metal plate 202, the fire extinguishing layer 204 is fixedly mounted on the bottom surface of the fireproof plate 203, the fireproof glass layer 205 is fixedly mounted on the bottom surface of the fire extinguishing layer 204, and the second metal plate 206 is fixedly mounted on the bottom surface of the fireproof glass layer 205;
the door body 2 carries out compound integrated into one piece structure through first metal sheet 202, the PLASTIC LAMINATED 203, fire-extinguishing layer 204, fire-proof glass layer 205 and second metal sheet 206, the holistic fire behavior of people's air defense door has been improved, wherein first metal sheet 202 and second metal sheet 206 have good tensile strength and shock resistance, and fire-proof sheet 203 and fire-proof glass layer 205 have high strength, low density, high temperature resistant, thermal expansion coefficient is low, thermal shock resistance is splendid and stand wear and tear resistant advantage, can play the effect of fire-proof protection, and its wear resistance effectively improves life, fire-extinguishing layer 204 has the effect of heat absorption fire-retardant, can carry out high-efficient fire extinguishing treatment to the fire situation that spreads, effectively reduce the fire situation size, and the active magnesium oxide that its decomposition produced adheres to further prevent the going on of burning, increase the thickness of people's air defense door, and use first metal sheet 202, fire-proof plate 203, fire-extinguishing layer 204, fire-extinguishing layer 205 and second metal sheet 206 composite formation, can improve the fire behavior of holistic people's air defense door.
Claims (7)
1. A high-strength connecting structure for a civil air defense door comprises a door frame (1) and a door body (2); the door frame (1) is hinged with the door body (2);
the door is characterized in that a first buffer plate (3) is fixedly arranged on the front end face of the door body (2), a second buffer plate (4) is fixedly arranged on the rear end face of the door body (2), a fixing rod (5) is fixedly arranged on one side of the door frame (1), a thread structure is arranged on the outer surface of the fixing rod (5), a first rubber sealing pad (6) is fixedly arranged on the periphery of the inner wall of the door frame (1), and a second rubber sealing pad (7) is fixedly arranged on the periphery of the outer surface of the door body (2).
2. A high strength connection structure for a civil air defense door according to claim 1, wherein: two bolt holes (201) have been seted up to one side of the door body (2), the door body (2) is including first metal sheet (202), PLASTIC LAMINATED (203), fire extinguishing layer (204), fire prevention glass layer (205) and second metal sheet (206).
3. A high strength connection structure for a civil air defense door according to claim 2, wherein: the fire-extinguishing device is characterized in that a fireproof plate (203) is fixedly arranged on the bottom surface of the first metal plate (202), and a fire-extinguishing layer (204) is fixedly arranged on the bottom surface of the fireproof plate (203).
4. A high strength connection structure for a civil air defense door according to claim 3, wherein: the fire-extinguishing layer (204) is characterized in that a fireproof glass layer (205) is fixedly arranged on the bottom surface of the fire-extinguishing layer (204), and a second metal plate (206) is fixedly arranged on the bottom surface of the fireproof glass layer (205).
5. A high strength connection structure for a civil air defense door according to claim 1, wherein: the first buffer plate (3) and the second buffer plate (4) are identical in structure, the first buffer plate (3) comprises a first partition plate (301) and a second partition plate (302), and buffer terminals (303) which are arranged at equal distances are fixedly arranged between the first partition plate (301) and the second partition plate (302).
6. The high-strength connection structure for a civil air defense door according to claim 5, wherein: the top embedding of buffering terminal (303) is provided with spliced pole (304), the inside of buffering terminal (303) is provided with two buffer springs (305).
7. The high-strength connection structure for a civil air defense door according to claim 6, wherein: the middle parts of the two buffer springs (305) are provided with supporting rods (306), the bottom surfaces of the connecting columns (304) are provided with two grooves (307), and the two supporting rods (306) are embedded into the grooves (307).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322184016.XU CN220539527U (en) | 2023-08-15 | 2023-08-15 | A high strength connection structure for people's air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322184016.XU CN220539527U (en) | 2023-08-15 | 2023-08-15 | A high strength connection structure for people's air defense door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220539527U true CN220539527U (en) | 2024-02-27 |
Family
ID=89963478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322184016.XU Active CN220539527U (en) | 2023-08-15 | 2023-08-15 | A high strength connection structure for people's air defense door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220539527U (en) |
-
2023
- 2023-08-15 CN CN202322184016.XU patent/CN220539527U/en active Active
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