CN220860526U - Civil air defense engineering gas defense channel structure - Google Patents
Civil air defense engineering gas defense channel structure Download PDFInfo
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- CN220860526U CN220860526U CN202322564165.9U CN202322564165U CN220860526U CN 220860526 U CN220860526 U CN 220860526U CN 202322564165 U CN202322564165 U CN 202322564165U CN 220860526 U CN220860526 U CN 220860526U
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- exhaust valve
- ring
- column
- channel structure
- overpressure
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- 230000007123 defense Effects 0.000 title claims abstract description 37
- 238000007789 sealing Methods 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 8
- 230000009471 action Effects 0.000 description 4
- 239000002574 poison Substances 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model relates to the technical field of civil air defense engineering, and discloses a civil air defense engineering gas defense channel structure, which comprises a wall body, wherein an air pipe is arranged in the wall body, and an overpressure exhaust valve is arranged at the other end of the air pipe; the mounting piece is internally clamped and mounted with the supporting piece; the support piece comprises a containing column, a telescopic column, a connecting block and a spring are movably installed inside the containing column in sequence, two ends of the spring are respectively and elastically connected with the containing column and the connecting block, and one end, facing the overpressure exhaust valve, of the containing column is connected with a connecting cylinder. This device is through driving connecting block and flexible post towards holding post outside one end direction removal to make flexible post run through the ring flange, when the superpressure exhaust valve installation, run through the flange hole of superpressure exhaust valve and provide the support for it through flexible post, thereby save the manpower that supports the superpressure exhaust valve, promoted installation effectiveness, have that installation cost is low, efficient and labour saving and time saving's advantage.
Description
Technical Field
The utility model relates to the technical field of civil air defense engineering, in particular to a civil air defense engineering gas defense channel structure.
Background
The civil air defense engineering can provide space for common residents for fight time protection, fire prevention, gas defense and temporary avoidance, wherein when the outside encounters air pollution, the ventilation channel can be immediately connected into the gas defense channel, in the prior art, the gas defense channel of the civil air defense engineering mainly utilizes the overpressure exhaust valve to form partial positive pressure underground and prevent dirty air such as outside toxic gas from entering the underground civil air defense engineering, but the overpressure exhaust valve is generally arranged at a high place during installation, a plurality of bolts are required to be installed through flange connection, and the overpressure exhaust activity has a certain weight, and the weight of the valve needs to be additionally overcome in the installation process due to the lack of a corresponding supporting structure, so that time and labor are wasted.
Disclosure of utility model
In order to overcome the defects of the prior art, the utility model provides a civil air defense engineering gas defense channel structure, which has the advantages of high installation efficiency, low cost, time and labor saving, flexibility and convenience.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a civil air defense engineering gas defense channel structure, which comprises
The wall body is internally provided with an air pipe, and the other end of the air pipe is provided with an overpressure exhaust valve;
The mounting piece is internally clamped and mounted with the supporting piece; the mounting piece and the supporting piece are arranged on the wall body;
The support piece comprises a containing column, a telescopic column, a connecting block and a spring are movably installed inside the containing column in sequence, two ends of the spring are respectively and elastically connected with the containing column and the connecting block, one end, facing the overpressure exhaust valve, of the containing column is connected with a telescopic connecting cylinder, and the other end of the connecting cylinder is glued with a permanent magnet ring;
One end of the air pipe, which faces the overpressure exhaust valve, is welded with a flange plate, the flange plate is connected with the overpressure exhaust valve through bolts, the permanent magnet ring can magnetically attract nuts, and the telescopic column can penetrate through flange holes of the flange plate and the overpressure exhaust valve.
As a preferable technical scheme of the utility model, the mounting piece comprises a mounting ring, a clamping groove is formed in one side, facing the supporting piece, of the mounting ring, a clamping ring is clamped in the clamping groove in an adaptive manner, and the clamping ring is fixedly sleeved at one end, close to the mounting ring, of the outer surface of the accommodating column.
As a preferable technical scheme of the utility model, the clamping grooves are arranged in four groups and are arranged on the mounting ring at equal angles, the clamping ring consists of a circle and three rectangular protrusions arranged at equal angles, and the clamping ring is in fit and clamping with the rectangular grooves on the inner surface of the clamping groove.
As a preferable technical scheme of the utility model, one surface of the mounting ring facing the wall body is fixedly connected with the wall body, and the mounting ring is movably sleeved on the outer surface of the air pipe.
As a preferable technical scheme of the utility model, a sealing ring is arranged between the flange plate and the overpressure exhaust valve through bolt pressing.
As a preferred technical scheme of the utility model, one end of the telescopic column, which faces the overpressure vent valve, is in extrusion contact with the bolt, and the diameter of the telescopic column is smaller than the diameters of the flange holes of the flange plate, the overpressure vent valve and the sealing ring.
As a preferable technical scheme of the utility model, the connecting cylinder is made of plastic corrugated pipes, and is connected with the permanent magnet ring in a stretching state.
Compared with the prior art, the utility model has the following beneficial effects:
1. The device makes the installation of the overpressure exhaust valve labor-saving through adding the supporting piece, installs the supporting piece through the clamping of the installing piece so as to hold the spring pressure in the column, drives the connecting block and the telescopic column to move towards one end direction outside the holding column, and makes the telescopic column penetrate through the flange plate and the sealing ring.
2, The connecting cylinder has the characteristics of free expansion and no resetting under the action of external force, the permanent magnet ring is driven to be in magnetic attraction connection with the nut, before the overpressure exhaust valve is installed, the nut can be magnetically attracted through the permanent magnet ring, so that the nut is sleeved on the outer surface of the expansion column, and when the bolt passes through the flange plate and contacts with the nut, the nut can be rotated and the threaded connection operation between the bolt and the nut is completed, thereby completing the connection between the overpressure exhaust valve and the air pipe.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic side elevational view of the structure of the present utility model;
FIG. 3 is a schematic side cut-away view of the structure of the present utility model;
FIG. 4 is a partially exploded schematic illustration of the structure of the present utility model;
fig. 5 is an exploded view of the mounting and support of the present utility model.
In the figure: 1. a wall body; 2. an air duct; 21. a flange plate; 3. an overpressure exhaust valve; 4. a bolt; 41. a nut; 5. a mounting member; 51. a mounting ring; 52. a clamping groove; 53. a clasp; 6. a support; 61. a receiving column; 62. a telescopic column; 63. a connecting block; 64. a spring; 65. a connecting cylinder; 66. a permanent magnet ring; 7. and (3) sealing rings.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model will be clearly and completely described below, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are also within the scope of the utility model.
As shown in fig. 1 to 5, the civil air defense engineering gas defense channel structure provided by the present utility model includes:
The wall body 1 is internally provided with an air pipe 2, and the other end of the air pipe 2 is provided with an overpressure exhaust valve 3;
A mounting member 5 having a support member 6 fitted therein; the mounting piece 5 and the supporting piece 6 are arranged on the wall body 1;
The support piece 6 comprises a containing column 61, a telescopic column 62, a connecting block 63 and a spring 64 are movably installed in the containing column 61 in sequence, two ends of the spring 64 are respectively and elastically connected with the containing column 61 and the connecting block 63, one end, facing the overpressure exhaust valve 3, of the containing column 61 is connected with a connecting cylinder 65, and the other end of the connecting cylinder 65 is glued with a permanent magnet ring 66;
The flange plate 21 is welded at one end of the air pipe 2 facing the overpressure exhaust valve 3, the flange plate 21 is connected with the overpressure exhaust valve 3 through bolts 4, the permanent magnet ring 66 can magnetically attract the nut 41, and the telescopic column 62 can penetrate through flange holes of the flange plate 21 and the overpressure exhaust valve 3.
The device saves labor in installing the overpressure vent valve 3 by adding the supporting piece 6, specifically, the supporting piece 6 is installed by clamping the installing piece 5, the spring 64 in the accommodating column 61 of the supporting piece 6 can exert pressure, the connecting block 63 and the telescopic column 62 are driven to move towards one end of the outer side of the accommodating column 61, and the telescopic column 62 penetrates through the flange plate 21. When the overpressure vent valve 3 is installed, the telescopic column 62 penetrates through the flange hole of the overpressure vent valve 3 and provides support for the flange hole, so that related structures and manpower and material resources for supporting the overpressure vent valve 3 are omitted, the installation efficiency is improved, and the device has the advantages of low installation cost, high efficiency, time saving and labor saving.
The connecting cylinder 65 has the characteristics of free expansion and non-resetting under the action of external force, drives the permanent magnet ring 66 to be in magnetic attraction connection with the nut 41, and before the overpressure vent valve 3 is installed, the nut 41 can be magnetically attracted through the permanent magnet ring 66, at the moment, the connecting cylinder 65 is sleeved outside the expansion column 62, and one end of the expansion column 62 is positioned at one side of the permanent magnet ring 66, which is close to the overpressure vent valve 3, so that the nut 41 can be sleeved on the outer surface of the expansion column 62, and the expansion column 62 penetrates through the flange plate 21 and the flange hole of the overpressure vent valve 3 at the moment to provide support for the overpressure vent valve 3, and the nut 41 is positioned at one side of the flange plate 21, which is far away from the overpressure vent valve 3. Then, the bolt 4 is abutted with the end of the telescopic column 62 and pressed, so that the telescopic column 62 is stressed and drives the connecting block 63 to move towards the inside of the accommodating column 61 and compress the spring 64, the bolt 4 gradually penetrates through the flange holes of the overpressure exhaust valve 3 and the flange plate 21, so that the telescopic column 62 is extruded out of the flange holes, the bolt 4 penetrates through the flange holes and then contacts with the nut 41, and then the threaded connection operation between the bolt 4 and the nut 41 is completed, so that the fixed connection between the overpressure exhaust valve 3 and the air pipe 2 is completed, and the installation is more convenient. In addition, the connecting cylinder 65 can be contracted and moved towards the wall body 1, so that the permanent magnet ring 66 is far away from one side of the overpressure exhaust valve 3, and the permanent magnet ring 66 is separated from the nut 41, and at the moment, the separation distance of the permanent magnet ring 66 and the nut 41 can ensure that the magnetic attraction is eliminated.
The mounting piece 5 comprises a mounting ring 51, a clamping groove 52 is formed in one side, facing the supporting piece 6, of the mounting ring 51, a clamping ring 53 is adaptively clamped in the clamping groove 52, and the clamping ring 53 is fixedly sleeved at one end, close to the mounting ring 51, of the outer surface of the accommodating column 61;
The whole mounting piece 5 provides clamping and mounting operation for the supporting piece 6, and clamping or dismounting is carried out through the clamping ring 53 sleeved on the outer surface of the accommodating column 61 and the clamping groove 52 in the mounting ring 51, so that the flexibility is high.
Wherein, the clamping grooves 52 are arranged in four groups and are equiangularly arranged on the mounting ring 51, the clamping ring 53 is composed of a circle and three rectangular protrusions which are equiangularly arranged, and the clamping ring is matched and clamped with the rectangular grooves on the inner surface of the clamping groove 52;
The clamping groove 52 is clamped with the mounting clamping ring 53, and the accommodating column 61 and the mounting ring 51 are stably and fixedly connected through the four groups of clamping rings 53, so that the whole supporting piece 6 is supported in a limiting mode, the supporting piece 6 is more efficiently assembled and disassembled, and the clamping groove 52 and the clamping ring 53 can be clamped tightly through the rectangular protrusions.
One surface of the mounting ring 51 facing the wall body 1 is fixedly connected with the wall body 1, and the mounting ring 51 is movably sleeved on the outer surface of the air pipe 2;
the mounting ring 51 may be made of stainless steel, the mounting ring 51 is pre-installed on the wall 1 by expansion screws, and then the supporting member 6 is installed in the clamping groove 52 by the clamping ring 53 so as to fixedly connect the supporting member 6 with the wall 1.
Wherein, a sealing ring 7 is arranged between the flange plate 21 and the overpressure exhaust valve 3 in a pressing way through a bolt 4; the sealing ring 7 can be made of hard rubber blocks; the sealing ring 7 is installed between the flange 21 and the excess pressure vent valve 3 in a pressed manner, which can seal the gap between the flange 21 and the excess pressure vent valve 3 by being deformed by pressing, and provides a relatively perfect sealing function.
One end of the telescopic column 62 facing the overpressure vent valve 3 is in extrusion contact with the bolt 4, and the diameter of the telescopic column 62 is smaller than the diameters of flange holes of the flange plate 21, the overpressure vent valve 3 and the sealing ring 7;
The air pipe 2 is contacted and connected with the overpressure exhaust valve 3 through the flange plate 21, one end of the telescopic column 62, which faces the overpressure exhaust valve 3, is in extrusion contact with the bolt 4, and the bolt 4 is in threaded connection with the nut 41, so that friction force generated in the threaded connection process can be converted into pressing force between the flange plate 21 and the overpressure exhaust valve 3. The diameter relation among the components can facilitate the telescopic column 62 to smoothly pass through the flange holes of the flange plate 21, the overpressure vent valve 3 and the sealing ring 7.
Wherein, the connecting cylinder 65 is made of plastic corrugated pipe, and is connected with the permanent magnet ring 66 in a stretching state; the connecting cylinder 65 can realize the characteristics of free expansion and contraction and no resetting under the action of external force, thereby facilitating the flexible adjustment of the permanent magnet ring 66 and the nut 41 magnetically connected by the permanent magnet ring 66.
The working principle and the using flow of the utility model are as follows:
firstly, the anti-poison channel structure is mainly composed of an air pipe 2, an overpressure exhaust valve 3, a mounting piece 5 and a supporting piece 6, when the anti-poison channel structure works, overpressure larger than external air pressure is generated by the overpressure exhaust valve 3 and is exhausted through the air pipe 2, so that external toxic air and turbid air are prevented from entering underground civil air defense engineering, the mounting piece 5 and the supporting piece 6 are arranged on the air pipe 2 and the wall body 1 in advance, when the overpressure exhaust valve 3 is not mounted on the air pipe 2, a telescopic column 62 and a connecting block 63 penetrate through flange holes of a flange plate 21 and a sealing ring 7 under the action of a spring 64, when the overpressure exhaust valve 3 is mounted, a nut 41 matched with a bolt 4 is magnetically sucked on a permanent magnet ring 66, the flange holes on the overpressure exhaust valve 3 are aligned to the telescopic column 62, and are pressed towards the direction of the wall body 1, then the telescopic column 62 continuously penetrates through the overpressure exhaust valve 3, the telescopic column 62 is butted and pressed with the end part of any group of the telescopic column 62, the telescopic column 62 is stressed and drives the connecting block 63 to move towards the inside of the accommodating column 61 and compress the spring 64 until the bolt 4 is in threaded connection with the nut 41, the nut 41 is rotated and the nut 41 is repeatedly connected with the nut 4, and the overpressure valve is completely fixed on the overpressure valve 3 through the bolt 3 by four threads.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solution of the present utility model, and not limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will appreciate that; the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (7)
1. The utility model provides a people's air defense engineering gas defense channel structure which characterized in that: comprising
The wall body (1) is internally provided with an air pipe (2), and the other end of the air pipe (2) is provided with an overpressure exhaust valve (3);
A mounting member (5) in which a support member (6) is fitted; the mounting piece (5) and the supporting piece (6) are arranged on the wall body (1);
The support piece (6) comprises a containing column (61), a telescopic column (62), a connecting block (63) and a spring (64) are movably installed inside the containing column (61) in sequence, two ends of the spring (64) are respectively and elastically connected with the containing column (61) and the connecting block (63), one end, facing the overpressure exhaust valve (3), of the containing column (61) is connected with a telescopic connecting cylinder (65), and the other end of the connecting cylinder (65) is glued with a permanent magnet ring (66);
One end of the air pipe (2) facing the overpressure exhaust valve (3) is welded with a flange plate (21), the flange plate (21) and the overpressure exhaust valve (3) are connected through bolts (4), the permanent magnet ring (66) can magnetically attract the nut (41), and the telescopic column (62) can penetrate through flange holes of the flange plate (21) and the overpressure exhaust valve (3).
2. The civil air defense engineering gas defense channel structure according to claim 1, wherein: the mounting piece (5) comprises a mounting ring (51), a clamping groove (52) is formed in one side, facing the supporting piece (6), of the mounting ring (51), a clamping ring (53) is clamped in the clamping groove (52) in an adaptive mode, and the clamping ring (53) is fixedly sleeved at one end, close to the mounting ring (51), of the outer surface of the accommodating column (61).
3. The civil air defense engineering gas defense channel structure according to claim 2, wherein: the clamping grooves (52) are arranged in four groups and are arranged on the mounting ring (51) at equal angles, the clamping ring (53) is composed of a circle and three rectangular protrusions arranged at equal angles, and the clamping ring is in fit and clamping with the rectangular grooves on the inner surface of the clamping grooves (52).
4. The civil air defense engineering gas defense channel structure according to claim 2, wherein: one surface of the mounting ring (51) facing the wall body (1) is fixedly connected with the wall body (1), and the mounting ring (51) is movably sleeved on the outer surface of the air pipe (2).
5. The civil air defense engineering gas defense channel structure according to claim 1, wherein: a sealing ring (7) is arranged between the flange plate (21) and the overpressure exhaust valve (3) in a pressing mode through bolts (4).
6. The civil air defense engineering gas defense channel structure according to claim 1, wherein: one end of the telescopic column (62) facing the overpressure exhaust valve (3) is in extrusion contact with the bolt (4), and the diameter of the telescopic column (62) is smaller than the diameters of flange holes of the flange plate (21), the overpressure exhaust valve (3) and the sealing ring (7).
7. The civil air defense engineering gas defense channel structure according to any one of claims 1-6 wherein: the connecting cylinder (65) is made of plastic corrugated pipes and is connected with the permanent magnet ring (66) in a stretching state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322564165.9U CN220860526U (en) | 2023-09-21 | 2023-09-21 | Civil air defense engineering gas defense channel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322564165.9U CN220860526U (en) | 2023-09-21 | 2023-09-21 | Civil air defense engineering gas defense channel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220860526U true CN220860526U (en) | 2024-04-30 |
Family
ID=90816642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322564165.9U Active CN220860526U (en) | 2023-09-21 | 2023-09-21 | Civil air defense engineering gas defense channel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220860526U (en) |
-
2023
- 2023-09-21 CN CN202322564165.9U patent/CN220860526U/en active Active
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