CN215519430U - Hidden explosion venting port of underground gas boiler room in green belt - Google Patents
Hidden explosion venting port of underground gas boiler room in green belt Download PDFInfo
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- CN215519430U CN215519430U CN202120453957.7U CN202120453957U CN215519430U CN 215519430 U CN215519430 U CN 215519430U CN 202120453957 U CN202120453957 U CN 202120453957U CN 215519430 U CN215519430 U CN 215519430U
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Abstract
The utility model provides a hidden explosion venting port of an underground gas boiler room in a green belt, which comprises: the explosion venting device comprises an explosion venting orifice, a cover plate component, an annular drainage ditch and a drainage pipeline; the section of the explosion venting orifice is rectangular and is positioned at the top of the underground gas boiler room, and a waterproof coiled material is arranged on the outer side of the explosion venting orifice; the annular drainage ditch surrounds the edge of the explosion venting orifice; one end of the drainage pipeline is connected with the bottom of the annular drainage ditch, and the other end of the drainage pipeline is connected with a municipal rainwater pipeline; the cover plate component is rectangular in section, covers the explosion venting orifice and completely covers the explosion venting orifice, and the upper surface of the cover plate component is flush with the ground when the cover plate component covers the explosion venting orifice. The explosion venting port is hidden in the green belt, so that the aesthetic degree of the explosion venting port is improved on the premise of not influencing the explosion venting function, the integrity of landscape planning design is optimized, and the applicability of the site selection scheme of the underground gas-fired boiler room is greatly improved.
Description
Technical Field
The utility model relates to the safety field of fire prevention and explosion venting of underground gas-fired boiler room buildings, in particular to a hidden explosion venting port of an underground gas-fired boiler room in a green belt.
Background
The boiler room has the possibility of combustible gas leakage explosion, and for the safety of operation maintainer and the surrounding buildings of the boiler room, according to the national standard requirements, when the boiler room is constructed and designed, the explosion venting holes with a certain area proportion need to be considered, and the explosion venting holes can be used for achieving organized pressure relief towards the outdoor. According to the requirements of the national building fire protection regulations, the upper layer, the lower layer and the periphery of the boiler room cannot be crowded places for people, so that most underground gas-fired boiler rooms are preferably arranged below green belts in gardens. However, the boiler room is arranged on the underground floor, and the door and window explosion venting cannot be adopted, most of explosion venting ports are arranged right above a main building of the boiler room, and then an explosion venting vertical shaft is constructed and extends from the underground machine room to the ground.
However, when the selected position of the underground gas-fired boiler room meets the requirements of safety and equipment arrangement, the structure and facilities above the ground of the explosion venting port and the surrounding green land form obvious visual difference, so that the landscape requirements of the green belt cannot be met, and great trouble is caused to the design of landscape engineering.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hidden explosion venting port of an underground gas boiler room in a green belt, the explosion venting port is hidden in the green belt, the aesthetic degree of the explosion venting port is improved on the premise of not influencing the explosion venting function, the integrity of landscape planning design is optimized, and meanwhile, the applicability of the site selection scheme of the underground gas boiler room is greatly improved.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the hidden explosion vent of letting out in secret gas boiler room in greenbelt includes: the explosion venting device comprises an explosion venting orifice, a cover plate component, an annular drainage ditch and a drainage pipeline; the section of the explosion venting orifice is rectangular and is positioned at the top of an underground gas boiler room, and a waterproof coiled material is arranged on the outer side of the explosion venting orifice; the annular drainage ditch surrounds the edge of the explosion venting orifice; one end of the drainage pipeline is connected with the bottom of the annular drainage ditch, and the other end of the drainage pipeline is connected with a municipal rainwater pipeline; the cover plate component is rectangular in cross section, covers the explosion venting hole and completely covers the explosion venting hole, and the upper surface of the cover plate component is flush with the ground when the cover plate component covers the explosion venting hole.
In one embodiment, the explosion venting hole is a vertical shaft structure poured by reinforced concrete.
In one embodiment, the cross-sectional area of the inner side of the explosion venting hole is greater than or equal to 10% of the occupied area of the underground gas-fired boiler room.
In one embodiment, the cover member has a cross-sectional dimension greater than a cross-sectional dimension of the vent orifice.
In one embodiment, the cover plate member is composed of an upper cover steel plate and an upper cover framework.
In one embodiment, the upper cover framework is composed of a plurality of cold-drawn seamless square steel tubes which are arranged in parallel.
In one embodiment, artificial rubber turf is laid on the upper cover steel plate; and/or the upper surface and the lower surface of the upper cover steel plate are coated with iron oxide red phenolic aldehyde antirust paint; and/or the upper cover steel plate is a patterned carbon steel plate.
In one embodiment, the annular drainage ditch is a groove-shaped masonry structure, and the top of the annular drainage ditch is lower than the ground.
In one embodiment, the cover member is configured to: when the cover plate component covers the explosion venting orifice, the explosion venting orifice and the annular drainage ditch can be completely covered.
The utility model has the advantages that:
according to the hidden explosion venting port of the underground gas-fired boiler room in the green belt, provided by the utility model, the explosion venting port is hidden in the green belt, so that the attractiveness of the explosion venting port is improved on the premise of not influencing the explosion venting function, the integrity of landscape planning design is optimized, the applicability of the site selection scheme of the underground gas-fired boiler room is greatly improved, and the hidden explosion venting port is suitable for new and improved projects of the underground gas-fired boiler room in the green belt.
Drawings
FIG. 1 is a schematic perspective view of a hidden explosion venting port of an underground gas boiler room in a green belt according to the present invention.
FIG. 2 is a schematic sectional view of a hidden explosion venting port of an underground gas-fired boiler room in a green belt according to the utility model.
Detailed Description
Referring to fig. 1 and 2, fig. 1 and 2 illustrate the main structure of a hidden explosion venting port of an underground gas boiler room 5 in a green belt. The utility model provides a hidden explosion venting port of an underground gas boiler room in a green belt, which comprises: explosion venting orifice 1, cover plate member 2, annular drain 3 and drain pipe 4.
The explosion venting hole 1 is positioned at the top of an underground gas boiler room 5, has a rectangular section and is a vertical shaft structure poured by reinforced concrete. Specifically, the explosion venting hole 1 is a cast-in-place reinforced concrete vertical hollow structure, and the fire resistance grade of the explosion venting hole is not lower than that of the enclosure structure of the underground gas boiler room 5. The inner side sectional area of the explosion venting hole 1 is more than or equal to 10% of the floor area of the underground gas boiler room 5. The outer side of the explosion venting orifice 1 is provided with a waterproof coiled material 6, and the waterproof coiled material 6 is connected with external soil.
The annular escape canal 3 is a groove-shaped masonry structure which surrounds the edge of the explosion venting orifice 1 and the top of which is lower than the ground. The annular drainage ditch 3 is used for blocking rainwater around the explosion venting port, ensuring the operating environment of the underground gas boiler room 5 and simultaneously being a necessary measure for keeping the height of the artificial rubber turf 9 consistent with the height of the greening ground. Specifically, the annular drainage ditch 3 is built by cement sand bricks, the inner part of the groove of the annular drainage ditch 3 is firstly manually plastered by 1:2 cement mortar, the slope of the inner part is inclined to the inlet of the drainage pipeline 4, and then the annular drainage ditch is manually subjected to sub-gloss treatment by adopting powdery cement paste. In this embodiment, the clear width of the inner groove of the annular drainage ditch 3 is 150 mm.
The drainage pipeline 4 is used for draining rainwater collected by the annular drainage ditch 3, one end of the drainage pipeline is connected with the bottom of the annular drainage ditch 3, and the other end of the drainage pipeline is connected with a municipal rainwater pipeline. In this embodiment, the drain pipe of the drain pipe 4 is made of a rigid PVC plastic pipe, and the pipes such as the pipe and the elbow are connected by using a PVC glue.
The section of the cover plate component 2 is rectangular, and the section size of the cover plate component 2 is larger than that of the explosion venting orifice 1, so that the explosion venting orifice 1 can be completely shielded. The cover member 2 is placed over the vent orifice 1 and completely covers the vent orifice 1 and its upper surface is flush with the ground when it is placed over the vent orifice 1.
Specifically, the cover member 2 is composed of an upper cover steel plate 7 and an upper cover skeleton 8, and an artificial rubber turf 9 is laid on the upper cover steel plate 7. The upper cover steel plate 7 is a rectangular pattern carbon steel plate with the thickness of 6mm, and iron oxide red phenolic antirust paint is coated on the upper surface and the lower surface of the upper cover steel plate 7. The upper cover steel plate 7 is used for providing plane support for the artificial rubber turf 9 and ensuring that the artificial rubber turf 9 is laid smoothly and does not collapse. The upper cover framework 8 is used for bearing the weight of the upper cover steel plate 7 and the artificial rubber turf 9 and ensuring that the upper cover steel plate 7 is not deformed. The upper cover framework 8 is composed of a plurality of cold-drawn seamless square steel tubes which are arranged in parallel. The model of the steel pipe is determined by calculating the stress thickness according to the size of the explosion venting orifice 1, and the distance between the adjacent steel pipes is 350 mm.
In the embodiment, the artificial rubber turf 9 has a beautifying and decorating effect, in order to ensure that the visual effect of the explosion vent is consistent with that of the surrounding environment, the artificial rubber turf 9 is applied on site by using a finished product, the turf is made of a polypropylene grass cluster weaving structure and a rubber bottom rubber disc, and the properties of the turf, such as color and the like, are determined according to the requirements of the surrounding environment.
Further, the cover member 2 may also be provided with: when the cover plate member 2 is placed over the explosion venting orifice 1, the explosion venting orifice 1 and the annular drain 3 can be completely covered.
When a gas leakage explosion accident happens to an underground gas boiler room, instantaneous high-pressure gas flow is transmitted upwards along an explosion venting hole, and the cover plate member and the artificial rubber turf are jacked open by the blast to achieve the purpose of organized explosion venting, so that other enclosure structures of the boiler room are prevented from being damaged. The explosion venting hole is hidden in the green belt, so that the aesthetic degree of the explosion venting hole is improved on the premise of not influencing the explosion venting function, the integrity of landscape planning design is optimized, meanwhile, the applicability of the site selection scheme of the underground gas-fired boiler room is greatly improved, and the explosion venting hole is particularly suitable for new construction and modification projects of the underground gas-fired boiler room in the green belt.
The above description is of the preferred embodiment of the present invention and the technical principles applied thereto, and it will be apparent to those skilled in the art that any changes and modifications based on the equivalent changes and simple substitutions of the technical solutions of the present invention are within the protection scope of the present invention without departing from the spirit and scope of the present invention.
Claims (9)
1. The utility model provides a hidden explosion vent of letting out in secret gas boiler room in greenbelt which characterized in that includes: the explosion venting device comprises an explosion venting orifice, a cover plate component, an annular drainage ditch and a drainage pipeline;
the section of the explosion venting orifice is rectangular and is positioned at the top of an underground gas boiler room, and a waterproof coiled material is arranged on the outer side of the explosion venting orifice;
the annular drainage ditch surrounds the edge of the explosion venting orifice; one end of the drainage pipeline is connected with the bottom of the annular drainage ditch, and the other end of the drainage pipeline is connected with a municipal rainwater pipeline;
the cover plate component is rectangular in cross section, covers the explosion venting hole and completely covers the explosion venting hole, and the upper surface of the cover plate component is flush with the ground when the cover plate component covers the explosion venting hole.
2. The hidden explosion venting port of an underground gas boiler room in a green belt as claimed in claim 1, wherein the explosion venting port is a vertical shaft structure poured by reinforced concrete.
3. The hidden explosion venting port of an underground gas boiler room in a green belt as claimed in claim 2, wherein the cross-sectional area of the inner side of the explosion venting port is greater than or equal to 10% of the floor area of the underground gas boiler room.
4. The hidden explosion venting port of an underground gas boiler room in a green belt as claimed in claim 1, wherein the cross-sectional dimension of the cover plate member is larger than the cross-sectional dimension of the explosion venting hole.
5. The hidden explosion venting port of underground gas-fired boiler room in green belt as claimed in claim 4, wherein said cover plate member is composed of an upper cover steel plate and an upper cover frame.
6. The hidden explosion venting port of an underground gas-fired boiler room in a green belt as claimed in claim 5, wherein the upper cover frame is composed of a plurality of cold-drawn seamless square steel tubes arranged in parallel.
7. The hidden explosion venting port of underground gas boiler house in green belt as claimed in claim 5, wherein the upper cover steel plate is paved with an artificial rubber turf; and/or the upper surface and the lower surface of the upper cover steel plate are coated with iron oxide red phenolic aldehyde antirust paint; and/or the upper cover steel plate is a patterned carbon steel plate.
8. The hidden explosion venting port of an underground gas boiler room in a green belt as claimed in claim 1, wherein the annular drainage ditch is a groove-shaped masonry structure with the top lower than the ground.
9. The hidden explosion relief vent for underground gas-fired boiler rooms in green belts as claimed in claim 8, wherein said cover plate member is configured to: when the cover plate component covers the explosion venting orifice, the explosion venting orifice and the annular drainage ditch can be completely covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120453957.7U CN215519430U (en) | 2021-03-02 | 2021-03-02 | Hidden explosion venting port of underground gas boiler room in green belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120453957.7U CN215519430U (en) | 2021-03-02 | 2021-03-02 | Hidden explosion venting port of underground gas boiler room in green belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215519430U true CN215519430U (en) | 2022-01-14 |
Family
ID=79799900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120453957.7U Active CN215519430U (en) | 2021-03-02 | 2021-03-02 | Hidden explosion venting port of underground gas boiler room in green belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215519430U (en) |
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2021
- 2021-03-02 CN CN202120453957.7U patent/CN215519430U/en active Active
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