CN209851728U - Steel fire-resistant heat-insulating smoke-exhaust-preventing air duct plate - Google Patents
Steel fire-resistant heat-insulating smoke-exhaust-preventing air duct plate Download PDFInfo
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- CN209851728U CN209851728U CN201920022584.0U CN201920022584U CN209851728U CN 209851728 U CN209851728 U CN 209851728U CN 201920022584 U CN201920022584 U CN 201920022584U CN 209851728 U CN209851728 U CN 209851728U
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Abstract
The utility model provides a fire-resistant thermal-insulated tuber pipe board of preventing discharging fume of steel, including superimposed outer metal level, micropore foaming material layer, inorganic material layer and interior metal level in proper order, interior metal level bonds through fire-proof glue with inorganic material layer, and inorganic material layer is gypsum board, cement foaming board, silicate series panel, glass magnesium board, one kind in the sulphur oxygen magnesium board. The steel fire-resistant heat-insulating smoke-exhaust-preventing air pipe plate provided by the utility model has the advantages that the composite air pipe plate is protected by the metal layers on the upper surface and the lower surface, and the integral strength of the composite air pipe plate is improved; the inorganic material layer is close to the inner side of the smoke prevention and exhaust air pipe, so that the fire resistance duration of the smoke prevention and exhaust air pipe can be prolonged, and the structural integrity of the smoke prevention and exhaust air pipe is ensured and maintained after the smoke prevention and exhaust air pipe is fire-resistant for a long time; the micropore foaming material layer is close to the outside of the smoke exhaust preventing air pipe, so that the micropore foaming material layer can ensure the fire resistance of the smoke exhaust preventing air pipe system, and can effectively isolate the heat transfer from the inside of the smoke exhaust preventing air pipe to the outside.
Description
Technical Field
The utility model relates to a building smoke protection field of discharging fume, in particular to fire-resistant thermal-insulated smoke protection wind pipe board of preventing of steel.
Background
The air pipe of the traditional smoke prevention and exhaust system is a galvanized iron air pipe; in order to meet the fire-resistant requirement of the smoke-proof and smoke-discharging technical standard GB 51251; the existing smoke-proof and smoke-discharging system air pipe is added with a layer of heat-insulating layer and a fireproof plate on the basis of galvanized iron sheet, but the air pipe is too heavy and complex in construction, so that the bearing pressure and the cost of a building are greatly increased; therefore, the market urgently needs an air duct plate which is light, has good strength, long fire-resistant time and convenient construction, and can ensure the structural integrity of the air duct plate at the specified temperature and time.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of existence among the above-mentioned prior art, the utility model provides a fire-resistant thermal-insulated tuber pipe board of preventing discharging fume of steel, including superimposed outer metal level, micropore foaming material layer, inorganic material layer and interior metal level in proper order.
Further, the inorganic material layer is an inorganic foaming layer.
Further, the inorganic material layer is one of inorganic refractory materials such as gypsum boards, cement foam boards, silicate series boards, glass magnesium boards, sulfur magnesium boards and the like.
Further, the inner metal layer is a color steel plate, a galvanized plate or a stainless steel plate; the outer metal layer is a color steel plate, a galvanized plate or a stainless steel plate.
Further, the inner metal layer and the inorganic material layer are bonded through a fireproof glue.
Further, the surface of the inner metal layer connected with the inorganic material layer is subjected to embossing treatment.
Further, one side of the inner metal layer, which is connected with the inorganic material layer, is subjected to cotton seed treatment.
Further, the thickness of the inorganic material layer is 5mm-40 mm.
Further, the thickness of the microcellular foam material layer is 10mm-50 mm.
Further, the thickness of the outer metal layer is 0.15mm-1 mm; the thickness of the inner metal layer is 0.15mm-1 mm.
The utility model provides a fire-resistant thermal-insulated exhaust fume air pipe board of preventing of steel plays the guard action to compound tuber pipe board through the metal level on upper and lower two sides, improves the holistic intensity of compound tuber pipe board, can reduce the resistance of circulation of air again and accelerate the wind speed of discharging fume. When the steel fire-resistant heat-insulating smoke-preventing air duct plate provided by the utility model is used for manufacturing a finished product of the smoke-preventing air duct, the inorganic material layer is close to the inner side of the smoke-preventing air duct, the inorganic material layer has excellent fireproof flame retardance, the fire resistance of the smoke-preventing air duct can be effectively improved, and the integrity of the smoke-preventing air duct structure is ensured and maintained after the smoke-preventing air duct is fire-resistant for a long time; the microporous foam material layer is close to the outer side of the smoke-exhaust preventing air pipe, and the microporous foam material has good fireproof and heat-insulating properties, so that the microporous foam material layer can effectively isolate heat transfer from the inside to the outside of the smoke-exhaust preventing air pipe while ensuring the fire resistance of the smoke-exhaust preventing air pipe system, and secondary disasters caused by high temperature of the smoke-exhaust preventing air pipe in an unfired area are avoided; and because inorganic material layer and micropore foaming material layer all are light expanded material, it is lighter than traditional smoke exhaust tuber pipe.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the fire-resistant, heat-insulating, smoke-proof and composite air duct plate provided by the present invention.
Reference numerals:
10 outer metal layer 20 microcellular foam material layer 30 inorganic material layer
40 inner metal layer
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, the use of "first," "second," and similar language does not denote any order, quantity, or importance, but rather the components are distinguished.
FIG. 1 is a schematic structural view of a steel fire-resistant, heat-insulating, smoke-exhausting-preventing air duct plate provided by an embodiment of the present invention; as shown in fig. 1, the utility model provides a fire-resistant thermal-insulated smoke prevention and exhaust air hose board of steel, including outer metal level 10, micropore foaming material layer 20, inorganic material layer 30 and interior metal level 40 that superpose in proper order.
In specific implementation, as shown in fig. 1, the steel fire-resistant, heat-insulating, smoke-preventing and air-duct plate provided by the present invention comprises an outer metal layer 10, a microporous foam material layer 20, an inorganic material layer 30 and an inner metal layer 40, which are sequentially stacked from top to bottom, wherein the inner metal layer 40 is a layered structure made of a metal material; when the steel fireproof heat-insulating smoke-proof air duct plate provided by the embodiment of the utility model is used for preparing a smoke-proof air duct, the surface of the inner metal layer 40 is the surface positioned in the smoke-proof air duct; the inner metal layer 40 can be a color steel plate, a galvanized plate or a stainless steel plate, and the thickness of the inner metal layer 40 is 0.15mm-1 mm; the outer metal layer 10 is a layered structure made of metal materials, the outer metal layer 10 can be a color steel plate, a galvanized plate or a stainless steel plate, and the thickness of the outer metal layer 10 is 0.15mm-1 mm;
the inorganic material layer 30 is a layered structure made of inorganic materials, and the inorganic material layer can be made of unfoamed inorganic materials or foamed inorganic materials; preferably, the inorganic material layer is a laminated structure made of inorganic foaming materials; the inorganic material layer 30 may be any one of inorganic refractory material plates such as gypsum board, cement foam board, silicate series plate, glass magnesium board, magnesium oxysulfide board, and the like; the thickness of the inorganic material layer 30 is 5mm-40 mm; preferably, the inner metal layer 40 and the inorganic material layer 30 are bonded by a fire-proof glue; the microcellular foam material layer 20 is a layered structure made of microcellular foam heat-insulating materials such as phenolic foam, and the thickness of the microcellular foam material layer 20 is 10mm-50 mm;
the embodiment of the utility model provides a fire-resistant thermal-insulated exhaust fume air pipe board of preventing of steel, when actual production, the online compound mode of accessible is produced: by prolonging the production line, the lower metal layer and the inorganic material layer 30 are bonded by fireproof glue at the front end part of the production line; preferably, before the gluing, a cotton-seeding treatment is performed on the side where the inner metal layer 40 is connected with the inorganic material layer 30 in advance, so that the connection between the inner metal layer 40 and the inorganic material layer 30 is more stable; conveying the bonded inner metal layer 40 and inorganic material layer 30 into a laminating machine together with the outer metal layer 10, wherein the outer metal layer 10 and the inorganic material layer 30 have a certain distance; pouring the microporous foaming material liquid into a gap between the outer metal layer 10 and the inorganic material layer 30 at the head part of the laminating machine, and allowing the microporous foaming material liquid to rise and be cured and formed in the laminating machine to finally form the microporous foaming material layer 20; while the microporous foam material layer 20 is being formed, the outer metal layer 10, the microporous foam material layer 20, the inorganic material layer 30 and the inner metal layer 40 are also laminated together by a laminating machine.
Certainly, the steel fire-resistant heat-insulating smoke-exhausting-preventing air duct plate provided by the embodiment of the invention can also be produced in advance with the outer metal layer 10, the microporous foam material layer 20, the inorganic material layer 30 and the inner metal layer 40 in actual production; then, the outer metal layer 10, the microporous foam material layer 20, the inorganic material layer 30 and the inner metal layer 40 are sequentially overlapped and bonded together through the fireproof glue, and then the heavy pressing treatment is performed to ensure that the connection of each layer is stable. Or firstly pouring microporous foaming material liquid between the inorganic material layer 30 and the outer metal layer 10, compounding the inorganic material layer 30, the microporous foaming material layer 20 and the outer metal layer 10 on line to form a combination of the inorganic material layer 30, the microporous foaming material layer 20 and the outer metal layer 10, then bonding the inner metal layer 40 on one surface of the inorganic material layer 30, which is far away from the microporous foaming material layer 20, through fireproof glue, and carrying out heavy pressing treatment to ensure that the layers are connected firmly. Preferably, before the inner metal layer 40 is connected to the inorganic material layer 30, the side of the inner metal layer 40 connected to the inorganic material layer 30 is seeded; preferably, the time for the heavy press treatment is 48 hours.
In order to further verify the fireproof performance of the steel fireproof heat-insulating smoke-exhaust-preventing air pipe plate provided by the embodiment of the utility model, the smoke-exhaust-preventing air duct prepared by the steel fireproof heat-insulating smoke-exhaust-preventing air pipe plate provided by the embodiment of the utility model is tested;
test 1: the color steel plates with the thickness of 0.2mm are selected for the inner metal layer 40 and the outer metal layer 10, the gypsum plates with the thickness of 9.5mm are selected for the inorganic material layer 30, the thickness of the microporous foam material layer 20 is 20.1mm, and the total thickness of the produced steel fire-resistant, heat-insulating and smoke-preventing air pipe plate is 30 mm. Processing a steel fireproof heat-insulating smoke-proof air duct plate into a smoke-proof air duct; during testing, flame at 800-1000 ℃ is introduced into the smoke-proof and exhaust air duct, after 0.5 hour of combustion, the smoke-proof and exhaust air duct is not damaged, flame does not appear on the back fire surface, the average temperature rise of the surface of the back fire surface is not more than 140 ℃, and the steel fire-resistant heat-insulating smoke-proof air duct plate does not drop by layering.
And (3) testing 2: the color steel plates with the thickness of 0.2mm are selected for the inner metal layer 40 and the outer metal layer 10, the gypsum plates with the thickness of 12mm are selected for the inorganic material layer 30, the thickness of the microporous foam material layer 20 is 22.6mm, and the total thickness of the produced steel fire-resistant, heat-insulating and smoke-proof air pipe plate is 35 mm. Processing a steel fireproof heat-insulating smoke-proof air duct plate into a smoke-proof air duct; during testing, flame at 800-1000 ℃ is introduced into the smoke-proof and exhaust air duct, after 1 hour of combustion, the smoke-proof and exhaust air duct is not damaged, flame does not appear on the back fire surface, the average temperature rise of the surface of the back fire surface does not exceed 140 ℃, and the steel fire-resistant heat-insulating smoke-proof air duct plate does not fall off in a layered manner.
And (3) testing: the inner metal layer 40 and the outer metal layer 10 are made of color steel plates with the thickness of 0.3mm, the inorganic material layer 30 is made of glass magnesium plates with the thickness of 15mm, and the microporous foam material layer 20 is 24.4 mm; the total thickness of the produced steel fire-resistant heat-insulating smoke-proof air duct plate is 40 mm. Processing a steel fireproof heat-insulating smoke-proof air duct plate into a smoke-proof air duct; during testing, flame at 800-1000 ℃ is introduced into the smoke-proof and exhaust air duct, after 1.5 hours of combustion, the smoke-proof and exhaust air duct is not damaged, flame does not appear on the back fire surface, the average temperature rise of the surface of the back fire surface is not more than 140 ℃, and the steel fire-resistant heat-insulating smoke-proof air duct plate does not drop by layering.
And (4) testing: the inner metal layer 40 and the outer metal layer 10 are made of color steel plates with the thickness of 0.3mm, the inorganic material layer 30 is made of cement foam plates with the thickness of 25mm, the microporous foam material layer 20 is 24.4mm, and the total thickness of the produced steel fire-resistant, heat-insulating and smoke-proof air duct plates is 50 mm. Processing a steel fireproof heat-insulating smoke-proof air duct plate into a smoke-proof air duct; during testing, flame at 800-1000 ℃ is introduced into the smoke-proof and exhaust air duct, after 2 hours of combustion, the smoke-proof and exhaust air duct is not damaged, flame does not appear on the back fire surface, the average temperature rise of the surface of the back fire surface does not exceed 140 ℃, and the steel fire-resistant heat-insulating smoke-proof air duct plate does not fall off in a layered manner.
The embodiment of the utility model provides a fire-resistant thermal-insulated exhaust fume air pipe board of preventing of steel plays the guard action to compound tuber pipe board through the metal level on upper and lower two sides, improves the holistic intensity of compound tuber pipe board, can reduce the resistance of circulation of air again and accelerate the wind speed of discharging fume. When adopting the embodiment of the utility model provides a when fire-resistant compound tuber pipe board of preventing discharging fume that insulates against heat is made prevents discharging fume the tuber pipe, the inorganic material layer is close to prevents discharging fume the off-the-shelf inboard of tuber pipe, has good fire prevention fire resistance, and it is long when can improve the fire-resistant of preventing discharging fume the tuber pipe to ensure and prevent that the tuber pipe of discharging fume keeps the integrality of preventing discharging fume the tuber pipe structure after long-time fire-resistant. The microporous foam material layer is close to the outer side of the smoke-exhaust preventing air pipe, and the microporous foam material has good fireproof and heat-insulating properties, so that the microporous foam material layer can ensure the fire resistance of the smoke-exhaust preventing air pipe system, and can effectively isolate the heat transfer from the inside to the outside of the smoke-exhaust preventing air pipe, and avoid secondary disasters caused by the high temperature of the smoke-exhaust preventing air pipe in the non-ignition area; and because the inorganic material layer and the micropore foaming material layer are both light foaming materials, the smoke exhaust air pipe is lighter than the traditional smoke exhaust air pipe.
Preferably, the side of the inner metal layer 40 connected to the inorganic material layer 30 is embossed. In specific implementation, the embossing treatment is performed on the surface of the inner metal layer 40 connected to the inorganic material layer 30, so that the surface of the inner metal layer 40 connected to the inorganic material layer 30 is uneven, the contact area between the inner metal layer 40 and the inorganic material layer 30 can be increased, and the connection between the inner metal layer 40 and the inorganic material layer 30 is more stable. Preferably, the side of the outer metal layer 10 connected to the microcellular foam material layer 20 is also embossed to increase the contact area between the outer metal layer 10 and the microcellular foam material layer 20, so that the connection between the outer metal layer 10 and the microcellular foam material layer 20 is more stable.
Although terms such as outer metal layer, microcellular foam material layer, inorganic material layer, and inner metal layer are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a fire-resistant thermal-insulated fume exhaust air pipe board of preventing which of steel which characterized in that: comprises an outer metal layer (10), a microporous foaming material layer (20), an inorganic material layer (30) and an inner metal layer (40) which are sequentially superposed; the inner metal layer (40) and the inorganic material layer (30) are bonded through fireproof glue; the inorganic material layer (30) is one of a gypsum board, a cement foam board, a silicate series board, a glass magnesium board and a magnesium oxysulfide board.
2. The steel fire-resistant heat-insulating smoke-exhausting-preventing air duct plate as claimed in claim 1, wherein: the inner metal layer (40) is a color steel plate, a galvanized plate or a stainless steel plate; the outer metal layer (10) is a color steel plate, a galvanized plate or a stainless steel plate.
3. The steel fire-resistant heat-insulating smoke-exhausting-preventing air duct plate as claimed in claim 1, wherein: and embossing one surface of the inner metal layer (40) connected with the inorganic material layer (30).
4. The steel fire-resistant heat-insulating smoke-exhausting-preventing air duct plate as claimed in claim 1 or 3, wherein: the side of the inner metal layer (40) connected with the inorganic material layer (30) is subjected to cotton seed treatment.
5. The steel fire-resistant heat-insulating smoke-exhausting-preventing air duct plate as claimed in claim 1, wherein: the thickness of the inorganic material layer (30) is 5mm-40 mm.
6. The steel fire-resistant heat-insulating smoke-exhausting-preventing air duct plate as claimed in claim 1, wherein: the thickness of the microcellular foam material layer (20) is 10mm-50 mm.
7. The steel fire-resistant heat-insulating smoke-exhausting-preventing air duct plate as claimed in claim 1, wherein: the thickness of the outer metal layer (10) is 0.15mm-1 mm; the thickness of the inner metal layer (40) is 0.15mm-1 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920022584.0U CN209851728U (en) | 2019-01-07 | 2019-01-07 | Steel fire-resistant heat-insulating smoke-exhaust-preventing air duct plate |
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| CN201920022584.0U CN209851728U (en) | 2019-01-07 | 2019-01-07 | Steel fire-resistant heat-insulating smoke-exhaust-preventing air duct plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111637289A (en) * | 2020-06-11 | 2020-09-08 | 中铁建电气化局集团第四工程有限公司 | Fireproof cold-bridge-proof heat-insulation composite air pipe |
| CN113531230A (en) * | 2021-06-28 | 2021-10-22 | 江阴市维沃保温材料有限公司 | Based on assembled steel is thermal-insulated prevents tuber pipe plate structure of discharging fume |
| CN113969655A (en) * | 2021-11-15 | 2022-01-25 | 江阴市维沃保温材料有限公司 | Single-side color steel inorganic silicon crystal smoke prevention and exhaust air pipe plate and manufacturing method thereof |
-
2019
- 2019-01-07 CN CN201920022584.0U patent/CN209851728U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111637289A (en) * | 2020-06-11 | 2020-09-08 | 中铁建电气化局集团第四工程有限公司 | Fireproof cold-bridge-proof heat-insulation composite air pipe |
| CN113531230A (en) * | 2021-06-28 | 2021-10-22 | 江阴市维沃保温材料有限公司 | Based on assembled steel is thermal-insulated prevents tuber pipe plate structure of discharging fume |
| CN113969655A (en) * | 2021-11-15 | 2022-01-25 | 江阴市维沃保温材料有限公司 | Single-side color steel inorganic silicon crystal smoke prevention and exhaust air pipe plate and manufacturing method thereof |
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