CN221075631U - Integrated floating bead silicon crystal fireproof air pipe - Google Patents
Integrated floating bead silicon crystal fireproof air pipe Download PDFInfo
- Publication number
- CN221075631U CN221075631U CN202323051749.2U CN202323051749U CN221075631U CN 221075631 U CN221075631 U CN 221075631U CN 202323051749 U CN202323051749 U CN 202323051749U CN 221075631 U CN221075631 U CN 221075631U
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- Prior art keywords
- flange
- layer
- air pipe
- silicon crystal
- pipe body
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 20
- 239000010703 silicon Substances 0.000 title claims abstract description 20
- 239000013078 crystal Substances 0.000 title claims abstract description 17
- 239000011324 bead Substances 0.000 title claims abstract description 16
- 239000010410 layer Substances 0.000 claims abstract description 66
- 229910052751 metal Inorganic materials 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 19
- 238000009413 insulation Methods 0.000 claims abstract description 17
- 239000011241 protective layer Substances 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 238000002844 melting Methods 0.000 claims abstract description 6
- 230000008018 melting Effects 0.000 claims abstract description 6
- 239000012943 hotmelt Substances 0.000 claims description 5
- 230000009970 fire resistant effect Effects 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 8
- 239000000835 fiber Substances 0.000 abstract description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 5
- 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 abstract description 3
- 239000011490 mineral wool Substances 0.000 abstract description 3
- 239000011810 insulating material Substances 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract description 2
- 239000000377 silicon dioxide Substances 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 8
- 230000002265 prevention Effects 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910021487 silica fume Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Abstract
The utility model relates to an integrated floating bead silicon crystal refractory air duct which comprises an air duct body and flanges, wherein the flanges are arranged at two ends of the air duct body, and hot melting nails are arranged at the joints of the flanges and the air duct body; the air pipe body is provided with an outer layer, a middle layer and an inner layer, wherein the outer layer and the inner layer are both metal protective layers, and the middle layer is a heat insulation layer; the flange comprises a flange plate, and a flange extension outer neck and a flange extension inner neck are arranged on the connecting surface of the flange plate and the air pipe body. The utility model adopts the closed integrated flange, has the advantages of good fireproof performance, high strength, long service life and the like, and also ensures the wind pressure resistance strength and the air tightness of the whole air pipe on the premise of ensuring the fire resistance of the air pipe to meet the requirements. The metal facing layer of the utility model adopts the fluorocarbon coating color steel plate, and the service life of the fluorocarbon coating color steel plate can be expected to be more than 30 years. The heat insulating layer is made of silica powder and alumina fiber, and has the light heat insulating property of heat insulating material, such as rock wool aluminum silicate, and the structural strength of silicon fireproof boards.
Description
Technical Field
The utility model relates to the technical field of ventilation fireproof pipes, in particular to an integrated floating bead silicon crystal fireproof air pipe.
Background
The flue gas prevention and exhaust system air pipe is a pipeline system for air transportation and distribution, and is used for preventing fire smoke from invading spaces such as stairwells, antechambers, refuge layers and the like to cause suffocation of refuge people or exhausting the smoke out of a building by a smoke exhaust system (negative pressure smoke exhaust) in a mechanical pressurization mode by taking a fire-resistant air pipe as a carrier, and the air supplementing air pipe supplements the air quantity of the smoke exhaust system. In the process of assembling an air duct system, four dimensions, namely fire resistance and heat insulation capability, strength and air tightness capability of the air duct, are generally considered; the fire resistance, namely the melting point is high, the heat insulation, namely the heat conductivity coefficient is low, meanwhile, the strength of the air pipe is closely related to the bending strength of the component materials, the air tightness of the air pipe is mainly related to the connection mode of the pipelines, and the air tightness is particularly required to be ensured at the joint of the pipelines and the connection position between the pipelines.
The existing air duct has the following problems:
See application number CN202222425416.0 discloses a float bead refractory slab smoke prevention and removal tuber pipe convenient to construction installation, the problem of its solution is: the high temperature resistant layer is added in the smoke prevention and exhaust air pipe, and is generally composed of composite fibers or other materials, so that the weight of the finished smoke prevention and exhaust air pipe can be greatly increased, and great inconvenience is caused to construction and installation correspondingly. The structure plate is of a split structure, and the structure plate is installed one by one after the fixing of the fixing frame is completed. This patent is convenient for on-the-spot installation combination, but makes through setting up "structural slab 1 divide into bottom plate 11, roof 12 and two independent curb plates 13" and need in tuber pipe system assembly process, need carry out the gas tightness to each structural slab junction and detect for tuber pipe system's gas tightness is not up to standard, and extremely unreasonable place lie in, outside is equipped with fixed frame but inside does not have the support frame between this structural slab, and inside and outside atress is unbalanced, causes easily that in the handling, and the tuber pipe system of this patent is scattered the frame, but greatly increased the equipment degree of difficulty.
Therefore, in view of the above-mentioned current situation, there is an urgent need to develop an integrated floating bead silicon crystal refractory air duct to meet the needs of practical use.
Disclosure of utility model
Aiming at the defects existing in the prior art, the utility model provides the integrated floating bead silicon crystal refractory air pipe which has the advantages of good fireproof performance, high strength, long service life and the like, and also ensures the integral wind pressure resistance strength and good air tightness of the air pipe on the premise of ensuring that the fire resistance of the air pipe meets the requirements.
In order to achieve the above object, the present utility model is realized by the following technical scheme:
The utility model provides an integrative float pearl silicon crystal fire-resistant tuber pipe, includes tuber pipe body and flange, its characterized in that: the flanges are arranged at two ends of the air pipe body, and hot melting nails are arranged at the joint of the flanges and the air pipe body; the air pipe body is provided with an outer layer, a middle layer and an inner layer, wherein the outer layer and the inner layer are both metal protective layers, and the middle layer is a heat insulation layer; the flange comprises a flange plate, a flange extending outer neck and a flange extending inner neck are arranged on the connecting surface of the flange plate and the air pipe body, and a plurality of mounting holes are formed in the flange plate.
Further, the flange extension outer neck, the flange extension inner neck and the flange are formed into grooves, the grooves cover the air pipe body, and the hot-melt nails sequentially penetrate through the inner layer of the metal facing layer, the heat insulation layer and the outer layer of the metal facing layer.
Further, the metal facing layer adopts fluorocarbon coating color steel plates.
Further, the heat insulation layer adopts a floating bead silicon crystal fireproof heat insulation layer.
Further, the heat insulation layer is made of silica fume and alumina fiber.
Further, the flange adopts a closed integrated flange of the air pipe body connecting section bar.
Advantageous effects
1. The utility model relates to an integrated floating bead silicon crystal fire-resistant air pipe, which is provided with a hot melting nail at the joint of a flange and an air pipe body; the air pipe body is provided with an outer layer, a middle layer and an inner layer, wherein the outer layer and the inner layer are both metal protective layers, and the middle layer is a heat insulation layer; the flange comprises a flange plate, a flange extending outer neck and a flange extending inner neck are arranged on the connecting surface of the flange plate and the air pipe body, mounting holes are formed in the flange plate, the flange extending outer neck, the flange extending inner neck and the flange plate form grooves, the grooves cover the air pipe body, and the hot-melt nails sequentially penetrate through the inner layer of the metal protective layer, the heat insulation layer and the outer layer of the metal protective layer.
2. The flange provided by the utility model adopts the closed integrated flange of the air pipe body connecting profile, has the advantages of good fireproof performance, high strength, long service life and the like, and also ensures that the air pressure resistance and the air tightness of the whole air pipe are good on the premise that the fire resistance of the air pipe meets the requirements.
3. The metal facing layer of the utility model adopts the fluorocarbon coating color steel plate, and the service life of the fluorocarbon coating color steel plate can be expected to be more than 30 years. Wherein, the heat insulating layer is made of silica powder (SiO 2) and alumina fiber (Al 2O 3), and inherits the light heat insulating property of heat insulating materials such as rock wool aluminum silicate and the like and has the structural strength of the silicon fireproof plate.
Drawings
The utility model is described in detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic perspective view of the whole of the present utility model;
FIG. 2 is a perspective view of the flange plate of the present utility model;
FIG. 3 is a perspective view of the duct body of the present utility model;
In the figure, an air pipe body 100, a metal facing layer 101, a heat insulation layer 102, a flange 200, a flange extension outer neck 201, a flange extension inner neck 202, a mounting hole 203 and a hot melt nail 300 are shown.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Example 1:
Referring to fig. 1-3, an integrated floating bead silicon crystal refractory air duct comprises an air duct body 100 and flanges, wherein the flanges are arranged at two ends of the air duct body 100, and hot melting nails 300 are arranged at the joints of the flanges and the air duct body 100; the air duct body 100 is provided with an outer layer, a middle layer and an inner layer, wherein the outer layer and the inner layer are both metal protective layers 101, and the middle layer is a heat insulation layer 102; the flange comprises a flange plate 200, a flange extension outer neck 201 and a flange extension inner neck 202 are arranged on the connecting surface of the flange plate 200 and the air pipe body 100, a plurality of mounting holes 203 are formed in the flange plate 200, grooves are formed in the flange extension outer neck 201 and the flange extension inner neck 202 and the flange plate 200, the grooves cover the air pipe body 100, and the hot-melt nails 300 sequentially penetrate through the inner layer of the metal protective layer 101, the heat insulation layer 102 and the outer layer of the metal protective layer 101.
The flange provided by the utility model adopts the closed integrated flange of the connecting section of the air pipe body 100, has the advantages of good fireproof performance, high strength, long service life and the like, and also ensures that the air pipe is good in integral wind pressure resistance and air tightness on the premise of ensuring that the fire resistance of the air pipe meets the requirements.
In a specific embodiment of the present utility model, the metal facing layer 101 is specifically defined to be a fluorocarbon-coated color steel plate, and the service life of the fluorocarbon-coated color steel plate is expected to be more than 30 years. The heat insulating layer 102 is a silica gel refractory heat insulating layer, especially noteworthy, the heat insulating layer 102 is made of silica gel (SiO 2) and alumina fiber (Al 2O 3), in the specific embodiment of the utility model, silica gel and alumina fiber are premixed and cured at a temperature of above 230 ℃ to form a silica gel material with stable structure, the density is 240-280kg/m, the novel environment-friendly high-temperature refractory heat insulation material can be used for a long time at 1200 ℃, and the high-temperature heat conductivity coefficient at 1000 ℃ is lower than 0.1W/(m.K), so that the novel environment-friendly high-temperature refractory heat insulation material which is light in weight and high in strength and is applied to the integrated floating bead silicon crystal refractory air pipe is realized, wherein the light heat insulation property of heat insulation materials such as rock wool aluminum silicate and the like is maintained, and the structural strength of silicon fireproof plates is also realized.
It will be appreciated by those skilled in the art that the utility model is not limited to the embodiments described above. The foregoing embodiments and description have been presented only to illustrate the principles of the utility model. The present utility model is capable of various changes and modifications without departing from its spirit and scope. Such variations and modifications are intended to fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an integrative float pearl silicon crystal fire-resistant tuber pipe, includes tuber pipe body (100) and flange, its characterized in that: the flanges are arranged at two ends of the air pipe body (100), and hot melting nails (300) are arranged at the joints of the flanges and the air pipe body (100); the air pipe body (100) is provided with an outer layer, a middle layer and an inner layer, wherein the outer layer and the inner layer are both metal protective layers (101), and the middle layer is a heat insulation layer (102); the flange comprises a flange plate (200), a flange extension outer neck (201) and a flange extension inner neck (202) are arranged on the connecting surface of the flange plate (200) and the air pipe body (100), and a plurality of mounting holes (203) are formed in the flange plate (200).
2. The integrated floating bead silicon crystal refractory blast pipe according to claim 1, wherein: the flange extends the outer neck (201) and the flange extends the inner neck (202) and forms the recess with ring flange (200), this recess cladding tuber pipe body (100), hot melt nail (300) run through inlayer, insulating layer (102) of metal facing (101), the skin of metal facing (101) in proper order.
3. An integrated floating bead silicon crystal refractory blast pipe according to claim 1 or 2, wherein: the metal facing layer (101) is made of fluorocarbon coating color steel plates.
4. The integrated floating bead silicon crystal refractory blast pipe according to claim 1, wherein: the heat insulation layer (102) adopts a floating bead silicon crystal fireproof heat insulation layer.
5. The integrated floating bead silicon crystal refractory blast pipe according to claim 1, wherein: the flange adopts a closed integrated flange of an air pipe body (100) connecting section bar.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221075631U true CN221075631U (en) | 2024-06-04 |
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| GR01 | Patent grant |