CN214038857U - Civil air defense engineering air inlet portion structure - Google Patents
Civil air defense engineering air inlet portion structure Download PDFInfo
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- CN214038857U CN214038857U CN202022780313.7U CN202022780313U CN214038857U CN 214038857 U CN214038857 U CN 214038857U CN 202022780313 U CN202022780313 U CN 202022780313U CN 214038857 U CN214038857 U CN 214038857U
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- air inlet
- fixedly connected
- defense engineering
- pipe body
- sliding block
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Abstract
The utility model discloses a civil air defense engineering air inlet part structure in the technical field of civil air defense engineering, which comprises a pipe body, wherein the upper end of the pipe body is provided with a cover body, the middle part of the pipe body is provided with an inner cavity, the periphery of the inner cavity is provided with a groove, the left side and the right side of the groove are both provided with a limit chute, the middle part of the groove is fixedly connected with a reset spring, the upper end of the reset spring is provided with a sliding block, the middle part of the sliding block is fixedly connected with a fixed frame, the left side and the right side of the sliding block are symmetrically and fixedly connected with a directional block, and the directional block is slidably connected with the limit chute, in the utility model, the pressure is transmitted to the fixed frame connected with the ash blocking layer when the air inlet receives shock wave, then the pressure is compressed by the fixed frame through the sliding block in the limit chute in a sliding fit with the reset spring, the reset spring rebounds the stored potential energy to the original position after the shock wave is over, the fixed frame is prevented from being deformed under pressure.
Description
Technical Field
The utility model relates to a civil air defense engineering technical field specifically is a civil air defense engineering air intake portion structure.
Background
The civil air defense engineering is an underground protective building which is independently built for guaranteeing personnel and material shelter, civil air defense command and medical aid in wartime and is used for an air defense basement in wartime built by combining a ground building, and generally, an air inlet needs to be provided with a diffusion chamber, a dust removal and toxicity filtering chamber, a fan room, a closed channel and other functional rooms, so that the civil air defense engineering also calls civil air defense work and can play a role in buffering when shock waves come.
The air inlet part of the existing civil air defense engineering and the wall of the basement are communicated, when shock waves come temporarily, the air inlet of the basement can be affected by vibration and damaged, and then the quality of breathable air in the basement is deteriorated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a civil air defense engineering air intake part structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the dust-proof device comprises a pipe body, wherein a cover body is arranged at the upper end of the pipe body, an inner cavity is formed in the middle of the pipe body, grooves are formed in the periphery of the inner cavity in an array mode, limiting sliding grooves are formed in the left side and the right side of each groove, a reset spring is fixedly connected to the middle of each groove, a sliding block is arranged at the upper end of each reset spring, a fixing frame is fixedly connected to the middle of each sliding block, the left side and the right side of each sliding block are symmetrically and fixedly connected with a directional block, the directional blocks are slidably connected with the limiting sliding grooves, an ash blocking layer is fixedly connected to the upper end of each fixing frame, an adsorption layer is fixedly connected to the lower end of each fixing frame, and a sterilization layer is fixedly connected to the surface of each adsorption layer; a threaded opening is formed in the surface of one side of the pipe body, and a cover body is connected to the threaded opening in a threaded mode.
As a further aspect of the present invention: the middle part of the cover body is provided with an air inlet, and the inner diameter of the air inlet is smaller than that of the fixing frame.
As a further aspect of the present invention: the anti-skidding groove has been seted up to lid upper end array, and anti-skidding groove quantity is eight and is the equidistance and distributes.
As a further aspect of the present invention: the number of the grooves is four, and the groove arrays are distributed in the pipe body.
As a further aspect of the present invention: and a filler is added between the ash blocking layer and the adsorption layer, and the filler is asbestos.
As a further aspect of the present invention: a plurality of ventilation holes are formed in the middle of the adsorption layer, and a filter screen is fixedly connected to the middle of each ventilation hole.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the inside of putting into the body with the mount to make the ash blocking layer of mount upper end be located one side of air inlet, with pressure transmission to the mount that the ash blocking layer is connected when the air inlet receives the shock wave on, pass through sliding block sliding fit reset spring compression in spacing spout with pressure by the mount again, the potential energy that reset spring will store after the shock wave finishes rebounds to the normal position, avoids the mount pressurized deformation.
2. The utility model discloses in, set up the screw thread mouth with a body side surface to and screw thread mouth threaded connection has the lid, is convenient for separate lid and body, thereby dismounting device is convenient for the staff and examines the mount.
3. The utility model discloses in, the antiskid groove has been seted up through the lid upper end array that sets up, and antiskid groove quantity is eight and is the equidistance and distributes, and it is more convenient to be of value to the dismantlement of this device, simple structure, and the practicality is strong.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is an exploded view of the present invention.
In the figure: 1. a pipe body; 2. a cover body; 3. an inner cavity; 4. a groove; 5. a return spring; 6. a limiting chute; 7. a threaded opening; 8. a fixed mount; 9. a slider; 10. an orientation block; 11. an ash blocking layer; 12. an adsorption layer; 13. an anti-slip groove; 14. an air inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the present invention, a civil air defense engineering air inlet portion structure includes a pipe body 1, a cover body 2 is arranged at the upper end of the pipe body 1, an inner cavity 3 is arranged in the middle of the pipe body 1, grooves 4 are arranged around the inner cavity 3 in an array manner, limiting chutes 6 are arranged on the left and right sides of each groove 4, a return spring 5 is fixedly connected in the middle of each groove 4, a sliding block 9 is arranged at the upper end of each return spring 5, a fixed frame 8 is fixedly connected in the middle of each sliding block 9, directional blocks 10 are symmetrically and fixedly connected on the left and right sides of each sliding block 9, each directional block 10 is slidably connected with each limiting chute 6, an ash blocking layer 11 is fixedly connected at the upper end of each fixed frame 8, an adsorption layer 12 is fixedly connected at the lower end of each fixed frame 8, and a sterilization layer is fixedly connected on the surface of each adsorption layer 12; a threaded port 7 is formed in the surface of one side of the pipe body 1, the threaded port 7 is in threaded connection with the cover body 2, the fixing frame 8 is placed in the pipe body 1, the dust blocking layer 11 at the upper end of the fixing frame 8 is located on one side of the air inlet 14, when the air inlet 14 receives shock waves, pressure is transmitted to the fixing frame 8 connected with the dust blocking layer 11, the fixing frame 8 compresses the pressure in the limiting sliding groove 6 through the sliding block 9 in a sliding fit mode, the reset spring 5 is compressed, and after the shock waves are finished, the reset spring 6 rebounds stored potential energy to the original position to prevent the fixing frame 8 from deforming under pressure; a threaded opening 7 is formed in one side surface of the pipe body 1, the cover body 2 is connected with the threaded opening 7 in a threaded mode, the cover body 2 is convenient to separate from the pipe body 1, and therefore the disassembling device is convenient for workers to check the fixing frame 8.
Wherein, the middle part of the cover body 2 is provided with an air inlet 14, and the inner diameter of the air inlet 14 is smaller than that of the fixed mount 8; the upper end of the cover body 2 is provided with eight anti-skid grooves 13 in an array manner, and the number of the anti-skid grooves 13 is eight and the anti-skid grooves are distributed at equal intervals; the number of the grooves 4 is four, and the grooves 4 are distributed in the tube body 1 in an array manner; fillers are added between the ash blocking layer 11 and the adsorption layer 12, the fillers are asbestos, a plurality of vent holes are formed in the middle of the adsorption layer 12, and a filter screen is fixedly connected to the middle of each vent hole; the anti-skidding groove 13 has been seted up through the 2 upper ends arrays of lid that set up, and anti-skidding groove 13 quantity is eight and is the equidistance and distributes, and it is more convenient to be of value to the dismantlement of this device, simple structure, and the practicality is strong.
The utility model discloses a theory of operation is: when the pipe is used, the fixing frame 8 is arranged in the pipe body 1, the ash blocking layer 11 at the upper end of the fixing frame 8 is positioned at one side of the air inlet 14, when the air inlet 14 receives shock waves, pressure is transmitted to the fixing frame 8 connected with the ash blocking layer 11, the fixing frame 8 compresses the pressure in the limiting sliding groove 6 through the sliding block 9 in a sliding fit mode through the return spring 5, and the return spring 5 rebounds stored potential energy to the original position after the shock waves are finished, so that the fixing frame 8 is prevented from being deformed under pressure; a threaded opening 7 is formed in the surface of one side of the pipe body 1, and the threaded opening 7 is in threaded connection with the cover body 2, so that the cover body 2 is conveniently separated from the pipe body 1, and a worker can conveniently check the fixing frame 8 by the dismounting device; the anti-skidding groove 13 has been seted up through the 2 upper ends arrays of lid that set up, and anti-skidding groove 13 quantity is eight and is the equidistance and distributes, and it is more convenient to be of value to the dismantlement of this device, simple structure, and the practicality is strong.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a civil air defense engineering air intake part structure, includes body (1), its characterized in that: the dust-proof device is characterized in that a cover body (2) is arranged at the upper end of the pipe body (1), an inner cavity (3) is formed in the middle of the pipe body (1), grooves (4) are formed in the periphery of the inner cavity (3) in an array mode, limiting sliding grooves (6) are formed in the left side and the right side of each groove (4), a reset spring (5) is fixedly connected to the middle of each groove (4), a sliding block (9) is arranged at the upper end of each reset spring (5), a fixing frame (8) is fixedly connected to the middle of each sliding block (9), directional blocks (10) are symmetrically and fixedly connected to the left side and the right side of each sliding block (9), each directional block (10) is slidably connected with each limiting sliding groove (6), an ash blocking layer (11) is fixedly connected to the upper end of each fixing frame (8), an adsorption layer (12) is fixedly connected to the lower end of each fixing frame (8), and a sterilization layer is fixedly connected to the surface of each adsorption layer (12); a threaded opening (7) is formed in the surface of one side of the pipe body (1), and the threaded opening (7) is in threaded connection with the cover body (2).
2. The civil air defense engineering air inlet part structure of claim 1, wherein: an air inlet (14) is formed in the middle of the cover body (2), and the inner diameter of the air inlet (14) is smaller than that of the fixing frame (8).
3. The civil air defense engineering air inlet part structure of claim 1, wherein: the anti-skidding grooves (13) are formed in the upper end of the cover body (2) in an array mode, and the number of the anti-skidding grooves (13) is eight and the anti-skidding grooves are distributed at equal intervals.
4. The civil air defense engineering air inlet part structure of claim 1, wherein: the number of the grooves (4) is four, and the grooves (4) are distributed in the pipe body (1) in an array mode.
5. The civil air defense engineering air inlet part structure of claim 1, wherein: and a filler is added between the ash blocking layer (11) and the adsorption layer (12), and the filler is asbestos.
6. The civil air defense engineering air inlet part structure of claim 1, wherein: a plurality of ventilation holes are formed in the middle of the adsorption layer (12), and a filter screen is fixedly connected to the middle of each ventilation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022780313.7U CN214038857U (en) | 2020-11-26 | 2020-11-26 | Civil air defense engineering air inlet portion structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022780313.7U CN214038857U (en) | 2020-11-26 | 2020-11-26 | Civil air defense engineering air inlet portion structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214038857U true CN214038857U (en) | 2021-08-24 |
Family
ID=77362868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022780313.7U Active CN214038857U (en) | 2020-11-26 | 2020-11-26 | Civil air defense engineering air inlet portion structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214038857U (en) |
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2020
- 2020-11-26 CN CN202022780313.7U patent/CN214038857U/en active Active
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