CN218208213U - Novel inorganic fireproof heat-insulation composite air pipe - Google Patents
Novel inorganic fireproof heat-insulation composite air pipe Download PDFInfo
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- CN218208213U CN218208213U CN202222164867.3U CN202222164867U CN218208213U CN 218208213 U CN218208213 U CN 218208213U CN 202222164867 U CN202222164867 U CN 202222164867U CN 218208213 U CN218208213 U CN 218208213U
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Abstract
The utility model relates to an air pipe technical field discloses a novel inorganic fire prevention compound tuber pipe that insulates against heat, including flange, flange side fixedly connected with air pipe connects, and air pipe comprises inorganic fire prevention composite sheet and connection strengthening rib, and inorganic fire prevention composite sheet is provided with four, and four inorganic fire prevention composite sheet concatenations surround and form air pipe, and inorganic fire prevention composite sheet concatenation turning junction is connected through connecting the strengthening rib. The utility model discloses a set up inorganic fire prevention composite sheet, inorganic fire prevention composite sheet outside adopts inorganic board shell, the middle high density heat preservation that adopts high temperature resistance, connect through inorganic board strengthening rib between the inorganic board shell simultaneously, just so can improve the intensity of inorganic fire prevention composite sheet, the tuber pipe that forms by inorganic fire prevention composite sheet concatenation like this has good fire behavior, keep warm, dampproofing, the sound is inhaled in the noise elimination, it is little to leak the amount of wind, long service life, the appearance is pleasing to the eye, advantage such as the price/performance ratio is reasonable.
Description
Technical Field
The utility model relates to an air pipe technical field especially relates to a novel inorganic fire prevention compound tuber pipe that insulates against heat.
Background
At present, the fireproof heat-preservation ventilating duct for preventing smoke and being widely used in the subway ventilation and smoke prevention system engineering is usually made by adopting a double-layer galvanized plate and aluminum silicate fireproof heat-resistance composite structure, and the structure has the following defects in the production process: 1. the working procedures are multiple, manual operation is performed by workers, and the productivity is low; 2. the finished product has heavy weight, large volume, low single-vehicle transportation capacity, difficult installation and waste force when construction of special hoisting equipment is needed; 3. the aluminum silicate has a soft structure, low surface bearing force and easy deformation, and the appearance is influenced; 4. the cost is high, and the price of the air pipe is influenced by the price of steel materials and is easy to fluctuate. Therefore, the utility model provides a novel inorganic fire prevention compound tuber pipe that insulates against heat solves above-mentioned technical problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a novel inorganic fireproof heat-insulation composite air pipe.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel inorganic fire prevention compound tuber pipe that insulates against heat, includes flange, flange side fixedly connected with air pipe, air pipe comprises inorganic fire prevention composite sheet and connection strengthening rib, inorganic fire prevention composite sheet is provided with four, four inorganic fire prevention composite sheet concatenation surrounds formation air pipe, inorganic fire prevention composite sheet concatenation turning junction is connected through connecting the strengthening rib.
As a further description of the above technical solution:
the mounting hole is formed in the surface of the connecting flange and is in a notch shape.
As a further description of the above technical solution:
inorganic fire prevention composite sheet is through high temperature high pressure one shot forming, inorganic fire prevention composite sheet includes inorganic board shell, high density heat preservation and inorganic board strengthening rib, inorganic board shell distributes outside at the high density heat preservation, connect through inorganic board strengthening rib between the inorganic board shell.
As a further description of the above technical solution:
the high-density heat-insulating layer is prepared by compounding a special composite heat-insulating material and a porous superfine heat-insulating material.
As a further description of the above technical solution:
the connection strengthening rib is R type shape, connection strengthening rib evenly distributed is in four right angles departments of inorganic fire prevention composite sheet concatenation.
The utility model discloses following beneficial effect has:
compared with the prior art, this novel inorganic fire prevention thermal-insulated compound tuber pipe, through setting up inorganic fire prevention composite sheet, inorganic fire prevention composite sheet outside adopts inorganic board shell, the high density heat preservation of high temperature resistance is adopted in the centre, simultaneously connect through inorganic board strengthening rib between the inorganic board shell, just so can improve inorganic fire prevention composite sheet's intensity, the tuber pipe that forms by inorganic fire prevention composite sheet concatenation like this has good fire behavior, keep warm, it is dampproofing, the noise elimination is inhaled the sound, it is little to leak the amount of wind, long service life, the appearance is pleasing to the eye, advantages such as the price/performance ratio is reasonable. The ventilating duct system can meet the requirements of preventing smoke exhaust and the like in various air conditioning ventilating systems in ventilating duct systems under high-temperature environments.
Drawings
Fig. 1 is a schematic view of the overall structure of a novel inorganic fireproof heat-insulating composite air duct provided by the present invention;
FIG. 2 isbase:Sub>A structural diagram ofbase:Sub>A section A-A in FIG. 1 ofbase:Sub>A novel inorganic fireproof heat-insulating composite air duct according to the present invention;
fig. 3 is an enlarged view of part B in fig. 2 of a novel inorganic fireproof heat-insulating composite air duct provided by the present invention;
fig. 4 is the utility model provides a novel inorganic fire prevention composite sheet structure picture of inorganic fire prevention thermal-insulated composite tuber pipe.
Illustration of the drawings:
1. a connecting flange; 2. an inorganic fire-resistant composite board; 201. an inorganic board housing; 202. a high-density insulating layer; 203. an inorganic board reinforcing rib; 3. and connecting the reinforcing ribs.
Detailed Description
Referring to fig. 1-4, the utility model provides a pair of novel inorganic fire prevention compound tuber pipe that insulates against heat, including flange 1, 1 side fixedly connected with air pipe of flange, air pipe comprises inorganic fire prevention composite sheet 2 and connection strengthening rib 3, and inorganic fire prevention composite sheet 2 is provided with four, and four pieces of 2 concatenations of inorganic fire prevention composite sheet surround formation air pipe, and 2 concatenation turning junctions of inorganic fire prevention composite sheet are connected through connecting strengthening rib 3.
During the use, air pipe adopts inorganic fire prevention composite sheet 2 and connects strengthening rib 3 to make, and coefficient of heat conductivity is little, and thermal-insulated efficient, the effectual heat conduction and the diffusion of having kept apart has ensured the effective isolation of the inside and outside tuber pipe difference in temperature of tuber pipe.
As a further embodiment of the above technical solution:
the surface of the connecting flange 1 is provided with a mounting hole which is in a notch shape. During operation, the ventilating duct is convenient to splice under the action of the mounting hole.
As a further embodiment of the above technical solution:
inorganic fire prevention composite sheet 2 is through high temperature high pressure one shot forming, and inorganic fire prevention composite sheet 2 includes no inorganic board shell 201, high density heat preservation 202 and no inorganic board strengthening rib 203, and no inorganic board shell 201 distributes outside at high density heat preservation 202, connects through no inorganic board strengthening rib 203 between the no inorganic board shell 201. During operation, under the cooperation of the inorganic board shell 201, the high-density heat-insulating layer 202 and the inorganic board reinforcing ribs 203, the heat conductivity coefficient of the ventilation pipeline formed by the inorganic fireproof composite board 2 is small, and the heat insulation efficiency is high.
As a further embodiment of the above technical solution:
the high-density heat-insulating layer 202 is made of a special composite heat-insulating material and a porous superfine heat-insulating material. When the composite heat insulation material works, the special composite heat insulation material has small heat conductivity coefficient and high heat insulation efficiency, and when the internal temperature of the air pipe is 1000 ℃, the surface temperature of the air pipe is less than 80 ℃; the porous superfine heat insulating material has the function of a tubular silencer, particularly, the secondary noise of the porous superfine heat insulating material is very low, and the smoke-preventing fireproof heat-insulating ventilating duct can reduce or completely save a huge and heavy silencer and has good effect of reducing the noise of the internal environment of the engineering.
As a further embodiment of the above technical solution:
the connecting reinforcing ribs 3 are R-shaped, and the connecting reinforcing ribs 3 are uniformly distributed at four right-angle positions where the inorganic fireproof composite boards 2 are spliced. During operation, because connect strengthening rib 3 and be R type shape, just so can be in the same place the stable concatenation in four right angles departments of 2 concatenations of inorganic fire prevention composite sheet to air pipe's installation intensity has been strengthened.
The working principle is as follows:
inorganic fire prevention composite sheet 2 is by inorganic board shell 201, high density heat preservation 202 and inorganic board strengthening rib 203 are constituteed, inorganic board shell 201 distributes in high density heat preservation 202 outsidely, then connect through inorganic board strengthening rib 203 between the inorganic board shell 201, just so make 2 intensity of inorganic fire prevention composite sheet increase, the high density heat preservation 202 of inorganic board shell 201 inside simultaneously adopts coefficient of heat conductivity little, the high-density thermal insulation material of A level fire prevention that thermal-insulated efficiency is high, effectual fire prevention has kept apart heat conduction and diffusion, guaranteed that the fire-resistant heat preservation ventilation pipe system of preventing discharging fume can the safe operation when the conflagration takes place.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a novel inorganic fire prevention compound tuber pipe that insulates against heat, includes flange (1), its characterized in that: flange (1) side fixedly connected with air pipe, air pipe comprises inorganic fire prevention composite sheet (2) and connection strengthening rib (3), inorganic fire prevention composite sheet (2) are provided with four, four inorganic fire prevention composite sheet (2) concatenation surrounds formation air pipe, inorganic fire prevention composite sheet (2) concatenation corner junction is through connecting strengthening rib (3) and connecting.
2. The novel inorganic fireproof and heat-insulating composite air duct according to claim 1, characterized in that: the surface of the connecting flange (1) is provided with a mounting hole which is in a notch shape.
3. The novel inorganic fireproof and heat-insulating composite air duct according to claim 1, characterized in that: inorganic fire prevention composite sheet (2) are through high temperature high pressure one shot forming, inorganic fire prevention composite sheet (2) include inorganic board shell (201), high density heat preservation (202) and inorganic board strengthening rib (203), inorganic board shell (201) distribute in high density heat preservation (202) outside, connect through inorganic board strengthening rib (203) between inorganic board shell (201).
4. The novel inorganic fireproof and heat-insulating composite air duct according to claim 3, characterized in that: the high-density heat-insulating layer (202) is prepared by compounding a special composite heat-insulating material and a porous superfine heat-insulating material.
5. The novel inorganic fireproof and heat-insulating composite air duct according to claim 1, characterized in that: the connection reinforcing ribs (3) are R-shaped, and the connection reinforcing ribs (3) are uniformly distributed at four right-angle positions where the inorganic fireproof composite boards (2) are spliced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222164867.3U CN218208213U (en) | 2022-08-17 | 2022-08-17 | Novel inorganic fireproof heat-insulation composite air pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222164867.3U CN218208213U (en) | 2022-08-17 | 2022-08-17 | Novel inorganic fireproof heat-insulation composite air pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218208213U true CN218208213U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222164867.3U Active CN218208213U (en) | 2022-08-17 | 2022-08-17 | Novel inorganic fireproof heat-insulation composite air pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218208213U (en) |
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2022
- 2022-08-17 CN CN202222164867.3U patent/CN218208213U/en active Active
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