CN220037707U - High corrosion-resistant assembled fire-resistant composite air pipe - Google Patents
High corrosion-resistant assembled fire-resistant composite air pipe Download PDFInfo
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- CN220037707U CN220037707U CN202321606055.8U CN202321606055U CN220037707U CN 220037707 U CN220037707 U CN 220037707U CN 202321606055 U CN202321606055 U CN 202321606055U CN 220037707 U CN220037707 U CN 220037707U
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- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 230000009970 fire resistant effect Effects 0.000 title claims description 13
- 230000007797 corrosion Effects 0.000 title claims description 8
- 238000005260 corrosion Methods 0.000 title claims description 8
- 229910052751 metal Inorganic materials 0.000 claims abstract description 73
- 239000002184 metal Substances 0.000 claims abstract description 73
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 45
- 239000010959 steel Substances 0.000 claims abstract description 45
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 15
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 241000277275 Oncorhynchus mykiss Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of ventilation pipelines, in particular to a high-corrosion-resistance assembled fireproof composite air pipe, which comprises an air pipe body, a heat pipe and a heat pipe, wherein the air pipe body comprises a pipe body with a hollow structure and metal flanges arranged at two ends of the pipe body; the pipe body comprises an outer metal steel plate, an inner metal steel plate and a fireproof heat-insulating layer arranged between the outer metal steel plate and the inner metal steel plate; a sealing head is arranged between the inner side wall of the metal flange and the pipe body; a reinforcing support bar is arranged between the two ends of the pipe body and the metal flange. According to the utility model, the fireproof heat-insulating layer is arranged between the outer-layer metal steel plate and the inner-layer metal steel plate, so that the fireproof heat-insulating layer has fireproof and heat-insulating properties; the assembly is convenient, the structural strength is high, and the service life is long; by additionally arranging the reinforcing support bars between the end part of the pipe body and the metal flange, the connection strength between the metal flange and the pipe body is effectively improved, the flatness between the metal steel plate on the outer layer of the pipe body and the metal flange is improved, and the overall strength of the air pipe is improved.
Description
Technical Field
The utility model relates to the technical field of ventilation pipelines, in particular to a high-corrosion-resistance assembled fireproof composite air pipe.
Background
The air pipe is a pipeline system for air transportation and distribution. The smoke-discharging fire-resistant composite air pipes in the current market are various in variety, but the smoke-discharging fire-resistant composite air pipes are mainly sold in plates, are manufactured and processed on the construction site, have large construction difficulty, long construction period and irregular manufacture, and the on-site manufacturing process generates secondary pollution environment of building rubbish, so that the cost is greatly increased.
Therefore, the utility model needs to design a high-corrosion-resistance assembled fire-resistant composite air pipe to solve the technical problems.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides the high-corrosion-resistance assembled fire-resistant composite air pipe, which has the advantages of fire resistance and heat insulation performance, convenient assembly, high structural strength and long service life by arranging the fire-resistant heat insulation layer between the outer metal steel plate and the inner metal steel plate.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the high-corrosion-resistance assembled fire-resistant composite air pipe comprises an air pipe body, wherein the air pipe body comprises a pipe body with a hollow structure and metal flanges arranged at two ends of the pipe body;
the pipe body comprises an outer metal steel plate, an inner metal steel plate and a fireproof heat-insulating layer arranged between the outer metal steel plate and the inner metal steel plate;
a sealing head is arranged between the inner side wall of the metal flange and the pipe body;
and a reinforcing support bar is arranged between the two ends of the pipe body and the metal flange.
Preferably, the fireproof heat-insulating layer is aluminum silicate.
Preferably, the cross section of the pipe body is rectangular.
By adopting the technical scheme: a fireproof heat-insulating layer is arranged between the outer-layer metal steel plate and the inner-layer metal steel plate, so that the fireproof heat-insulating layer has fireproof and heat-insulating properties; and the assembly is convenient, the structural strength is high, and the service life is long.
Preferably, the sealing head is formed by combining two U-shaped steel sealing heads.
By adopting the technical scheme: the overall aesthetic property and the sealing property of the composite air pipe are effectively improved.
Preferably, the reinforcing support bar is embedded between the outer metal steel plate and the inner metal steel plate of the pipe body.
By adopting the technical scheme: the reinforcing support bars are additionally arranged between the end parts of the pipe body and the metal flanges, so that the connection strength between the metal flanges and the pipe body is effectively improved, the flatness between the metal steel plates on the outer layer of the pipe body and the metal flanges is improved, and the overall strength of the air pipe is improved.
Preferably, the metal flange is fixedly connected with the reinforcing support bar through bolts.
By adopting the technical scheme: the assembly is more convenient, the assembly difficulty is reduced, the assembly efficiency is improved, the overall structure strength is high, and the service life is prolonged.
The utility model has the following beneficial effects:
1. according to the utility model, the fireproof heat-insulating layer is arranged between the outer-layer metal steel plate and the inner-layer metal steel plate, so that the fireproof heat-insulating layer has fireproof and heat-insulating properties; and the assembly is convenient, the structural strength is high, and the service life is long.
2. According to the utility model, the reinforcing support bar is additionally arranged between the end part of the pipe body and the metal flange, so that the connection strength between the metal flange and the pipe body is effectively improved, the flatness between the metal steel plate at the outer layer of the pipe body and the metal flange is improved, and the overall strength of the air pipe is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a cross-sectional view of FIG. 1;
fig. 4 is an enlarged schematic view of a portion a in fig. 2.
In the figure: the pipe comprises a pipe body 1, a metal flange 2, a metal steel plate 1-1 outer layer, a metal steel plate 1-2 inner layer, a fireproof heat-insulating layer 1-3, a sealing head 3, a steel head 3-1U and a reinforcing support bar 4.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a high corrosion-resistant assembled fire-resistant composite air duct comprises an air duct body, wherein the air duct body comprises a hollow pipe body 1 and metal flanges 2 arranged at two ends of the pipe body 1;
the pipe body 1 comprises an outer layer metal steel plate 1-1, an inner layer metal steel plate 1-2 and a fireproof heat preservation layer 1-3 arranged between the outer layer metal steel plate 1-1 and the inner layer metal steel plate 1-2;
a sealing head 3 is arranged between the inner side wall of the metal flange 2 and the pipe body 1;
a reinforcing support bar 4 is arranged between the two ends of the pipe body 1 and the metal flange 2.
Wherein, the fireproof heat-insulating layer 1-3 is aluminum silicate, and the fireproof heat-insulating layer 1-3 can also be made of common cement, heat-insulating stone, calcium powder and other raw materials in practical application.
The section of the pipe body 1 is rectangular, and in practical application, other shapes such as round shapes can be adopted to meet the use requirements.
In the embodiment, the fireproof heat-insulating layer 1-2 is arranged between the outer layer metal steel plate 1-1 and the inner layer metal steel plate 1-2 of the pipe body 1, so that the pipe has fireproof and heat-insulating properties; and the assembly is convenient, the structural strength is high, and the service life is long.
Specifically, referring to fig. 1 and 2, the sealing head 3 is formed by combining two U-shaped steel sealing heads 3-1.
In the embodiment, the sealing head 3 formed by combining the two U-shaped steel sealing heads 3-1 is adopted, so that the assembly is simpler and more convenient, the assembly difficulty is reduced, and the overall aesthetic property and the sealing property of the composite air pipe are effectively improved.
Specifically, referring to fig. 2, 3 and 4, the reinforcing support bar 4 is embedded between the outer metal steel plate 1-1 and the inner metal steel plate 1-2 of the pipe body 1.
In this embodiment, the reinforcing support bar 4 is additionally arranged between the end of the pipe body 1 and the metal flange 2, so that the connection strength between the metal flange 2 and the pipe body 1 is effectively improved, the flatness between the outer metal steel plate 1-1 of the pipe body 1 and the metal flange 2 is improved, and the overall strength of the air pipe is improved.
Specifically, the metal flange 2 is fixedly connected with the reinforcing support bar 4 through bolts.
In this embodiment, with metal flange 2 through bolt and reinforcing bar 4 fixed connection for the equipment is more convenient, has reduced the equipment degree of difficulty, has improved assembly efficiency, and overall structure intensity is high, has improved life.
In summary, the fireproof heat-insulating layer is arranged between the outer-layer metal steel plate and the inner-layer metal steel plate, so that the fireproof heat-insulating layer has fireproof and heat-insulating properties; the assembly is convenient, the structural strength is high, and the service life is long; by additionally arranging the reinforcing support bars between the end part of the pipe body and the metal flange, the connection strength between the metal flange and the pipe body is effectively improved, the flatness between the metal steel plate on the outer layer of the pipe body and the metal flange is improved, and the overall strength of the air pipe is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The high-corrosion-resistance assembled fire-resistant composite air pipe comprises an air pipe body and is characterized in that the air pipe body comprises a pipe body (1) with a hollow structure and metal flanges (2) arranged at two ends of the pipe body (1);
the pipe body (1) comprises an outer layer metal steel plate (1-1), an inner layer metal steel plate (1-2) and a fireproof heat preservation layer (1-3) arranged between the outer layer metal steel plate (1-1) and the inner layer metal steel plate (1-2);
a sealing head (3) is arranged between the inner side wall of the metal flange (2) and the pipe body (1);
a reinforcing support bar (4) is arranged between the two ends of the pipe body (1) and the metal flange (2).
2. The high corrosion-resistant assembled fire-resistant composite air duct according to claim 1, wherein the fireproof heat-insulating layer (1-3) is aluminum silicate.
3. A high corrosion resistant fabricated fire resistant composite ductwork according to claim 1, characterised in that the section of the duct body (1) is rectangular.
4. The high corrosion-resistant assembled refractory composite air duct according to claim 1, wherein the sealing head (3) is formed by combining two U-shaped steel sealing heads (3-1).
5. The high corrosion-resistant assembled fire-resistant composite air duct according to claim 1, wherein the reinforcing support bars (4) are embedded between the outer metal steel plate (1-1) and the inner metal steel plate (1-2) of the duct body (1).
6. The high corrosion-resistant assembled refractory composite air duct according to claim 1, wherein the metal flange (2) is fixedly connected with the reinforcing support bar (4) by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321606055.8U CN220037707U (en) | 2023-06-24 | 2023-06-24 | High corrosion-resistant assembled fire-resistant composite air pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321606055.8U CN220037707U (en) | 2023-06-24 | 2023-06-24 | High corrosion-resistant assembled fire-resistant composite air pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220037707U true CN220037707U (en) | 2023-11-17 |
Family
ID=88733234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321606055.8U Active CN220037707U (en) | 2023-06-24 | 2023-06-24 | High corrosion-resistant assembled fire-resistant composite air pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220037707U (en) |
-
2023
- 2023-06-24 CN CN202321606055.8U patent/CN220037707U/en active Active
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