CN219493502U - Heat-insulating smoke-proof air duct - Google Patents
Heat-insulating smoke-proof air duct Download PDFInfo
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- CN219493502U CN219493502U CN202320500284.5U CN202320500284U CN219493502U CN 219493502 U CN219493502 U CN 219493502U CN 202320500284 U CN202320500284 U CN 202320500284U CN 219493502 U CN219493502 U CN 219493502U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The utility model belongs to the technical field of fireproof air pipes, in particular to a heat-insulating smoke-preventing air pipe, which comprises a pipe body; the pipe body is square; the outer side wall of the pipe body is provided with a temperature resistant layer; the side wall of the pipe body is fixedly connected with a pipe orifice; a U-shaped rod and a cross rod are arranged on the outer wall of the temperature resistant layer; one end of the U-shaped rod is hinged with a cross rod; one end of each of the cross rod and the U-shaped rod is provided with a circular through groove; bolts are placed on the wall of the circular through groove; the outer circular wall of the bolt is in threaded connection with a nut; the outer wall of the temperature resistant layer is provided with a shell; a sealing gasket is filled between the shell and the temperature resistant layer; effectively laminate temperature resistant layer and body outer wall each other, the operation of convenient staff when the installation, four poles are passed through to four bars of fossil fragments in the past and are carried out the rigid coupling through bolt and nut of change, effectively strengthen the effect of isolated external propagation heat, let the air that the tuber pipe carried can not produce high Wen Gaza flue gas and get into indoor, the safe evacuation of indoor personnel of being convenient for and the implementation of fire control rescue.
Description
Technical Field
The utility model relates to the technical field of fireproof air pipes, in particular to a heat-insulating smoke-preventing air pipe.
Background
The smoke-proof air duct is a type of fire-proof air duct, and aims to timely remove harmful gas in rooms, walkways and other spaces, prevent smoke from entering the rooms, the rooms and other spaces, ensure safe evacuation of personnel in a building, and facilitate implementation of fire rescue, and the air duct requires structural safety to maintain integrity.
The existing smoke prevention and exhaust type air pipe is simple in structure, is easy to loosen when being vibrated, and in addition, when the outer wall of the air pipe is contacted at high temperature, hot air and smoke generated in the smoke exhaust process are easy to leak into a conveying channel chamber in the pipe, so that the safety evacuation of indoor personnel is influenced; therefore, a heat-insulating smoke-preventing and exhausting type air duct is provided for solving the problems.
Disclosure of Invention
In order to make up the deficiency of the prior art, the existing smoke prevention and exhaust type air pipe is simple in structure, is easy to loosen when being vibrated, and in addition, when the outer wall of the air pipe is contacted at high temperature, hot air and smoke generated in the smoke exhaust process are easy to leak into a conveying channel chamber in the pipe, so that the problem of safe evacuation of indoor personnel is affected.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a heat-insulating smoke-preventing type air duct, which comprises a duct body; the pipe body is square; the outer side wall of the pipe body is provided with a temperature resistant layer; the side wall of the pipe body is fixedly connected with a pipe orifice; a U-shaped rod and a cross rod are arranged on the outer wall of the temperature resistant layer; one end of the U-shaped rod is hinged with a cross rod; one end of each of the cross rod and the U-shaped rod is provided with a circular through groove; bolts are placed on the wall of the circular through groove; the outer circular wall of the bolt is in threaded connection with a nut; the outer wall of the temperature resistant layer is provided with a shell; the sealing padding is filled between the shell and the temperature-resistant layer, so that a worker can operate during installation, the pipe body is strong in stability, the outside heat transmission is effectively isolated, gaps between the temperature-resistant layer and the shell can be filled with the sealing padding, the effect of isolating the outside heat transmission is effectively enhanced, high Wen Gaza smoke cannot be generated by air conveyed by the air pipe and enter a room, and safe evacuation and firefighting rescue of indoor workers are facilitated.
Preferably, the temperature-resistant layer is filled with a temperature-resistant material; the temperature-resistant material is aluminum silicate fiber felt, the thickness of the temperature-resistant layer is 0.1-0.2cm, heat brought by flue gas outside the air pipe can be effectively isolated, and the heat of the flue gas is prevented from entering the pipe body and being conveyed into a room.
Preferably, the sealing gasket is fireproof plaster; the fireproof plaster material is composed of mud-like calcium carbonate fine powder and quick-setting inorganic refractory materials, has good air tightness, and enhances the high temperature resistance of the air duct and the stability of the internal structure of the air duct after being filled between the temperature resistant layer and the shell.
Preferably, the joint of the pipe orifice and the pipe body is smeared with high-temperature resistant sealant; the high-temperature-resistant sealant is formed by polymerizing high-performance heat-resistant resin and various heat-resistant materials, so that a gap generated when a pipe orifice and a pipe body are fixed through welding or bolt threads is prevented from being drilled into smoke, and the high-temperature-resistant sealant has good sealing performance on the pipe orifice and the pipe body.
Preferably, the shell is made of flame-retardant materials; the flame-retardant material is silicate material; the thickness of the shell is 0.1-0.2cm, the shell has certain shock resistance, reduces damage to the pipe caused by external vibration, has flame retardance, and increases the flame retardant effect of the air pipe.
Preferably, the outer surface of the shell is coated with anti-aging paint; the high-temperature-resistant ceramic insulating coating is formed by combining aluminum oxide, silicon nitride, high-grade mica and ceramic microbeads serving as fillers, so that the service life of the air duct is prolonged, and the coating has the high-temperature-resistant effect and can reduce the transmission of heat to the shell.
The utility model has the advantages that:
1. the pipe body has strong stability, effectively isolates outside propagation heat, the sealing padding can fill up the gap between the temperature resistant layer and the shell, effectively strengthens the effect of isolating the outside propagation heat, ensures that the air conveyed by the air pipe can not generate high Wen Gaza smoke to enter the room, and is convenient for the safe evacuation of indoor personnel and the implementation of fire rescue.
2. The heat that can effectively isolate the outside flue gas of tuber pipe brought, prevent that the heat of flue gas from entering into the body and carrying indoor, fine air tightness can, pack the back between temperature resistant layer and shell, the high temperature resistance of tuber pipe and the firm of tuber pipe inner structure have been strengthened, prevent that the gap that produces when mouth of pipe and body pass through welding or bolt thread fixation can be bored into the flue gas, can have better leakproofness to the mouth of pipe body, certain shock resistance has, the injury that causes the body when reducing external vibrations, and have the fire-retardant nature, the flame retardant effect of tuber pipe has been increaseed, the life of tuber pipe is improved, and coating itself has high temperature resistant effect, can reduce the propagation of heat to the shell.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a perspective view of the utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a partial cross-sectional view of the utility model;
fig. 4 is an enlarged view at B in fig. 3.
In the figure: 1. a tube body; 2. a temperature resistant layer; 3. a gasket; 4. a pipe orifice; 5. a U-shaped rod; 6. a cross bar; 7. a bolt; 8. a nut; 9. a housing; 10. an anti-aging coating.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a heat-insulating smoke-preventing air duct comprises a duct body 1; the pipe body 1 is square; the outer side wall of the pipe body 1 is provided with a temperature resistant layer 2; the side wall of the pipe body 1 is fixedly connected with a pipe orifice 4; a U-shaped rod 5 and a cross rod 6 are arranged on the outer wall of the temperature resistant layer 2; one end of the U-shaped rod 5 is hinged with a cross rod 6; one end of the cross rod 6 and one end of the U-shaped rod 5 are respectively provided with a circular through groove; bolts 7 are placed on the wall of the circular through groove; the outer circular wall of the bolt 7 is in threaded connection with a nut 8; the outer wall of the temperature resistant layer 2 is provided with a shell 9; a sealing gasket 3 is filled between the shell 9 and the temperature resistant layer 2; during operation, one end through horizontal pole 6 rotates on U-shaped pole 5, when being equipped with temperature resistant layer 2 on body 1, in order to consolidate the laminating of temperature resistant layer 2 and body 1, let U-shaped pole 5 at the surface of temperature resistant layer 2, make U-shaped pole 5 centre gripping at the pipeline outer wall, rethread horizontal pole 6 rotates in the one end of U-shaped pole 5, let one end and the U-shaped pole 5 of horizontal pole 6 be connected and form the mouth font on body 1, the junction of horizontal pole 6 and U-shaped pole 5 passes through behind the rigid coupling of bolt 7 nut 8, effectively laminate temperature resistant layer 2 and body 1 outer wall each other, the operation of convenient staff when the installation is four poles is through bolt 7 nut 8 each other in order to consolidate, inconvenient installation at body 1 outer wall centre gripping material, pipeline 1 has strong steadiness, the effect of effective external transmission heat of isolated, the space between isolated heat resistant layer 2 and shell 9 can let, the effect of effectively strengthening external transmission heat, let the air of carrying can not produce high Wen Gaza and fill and rescue flue gas in the safe implementation of the fire control personnel in the room, the evacuation flue gas of being convenient for carrying out.
The temperature resistant layer 2 is filled with a temperature resistant material; the temperature resistant material is aluminum silicate fiber felt, and the thickness of the temperature resistant layer 2 is 0.1-0.2cm; when the heat-insulating pipe is in operation, the heat-insulating pipe is made of aluminum silicate fiber felt through the heat-insulating layer 2, and belongs to fiber heat-insulating cotton felt, and the heat-insulating pipe is similar to rock wool, but the aluminum silicate fiber felt has the advantages of high temperature resistance, low heat conductivity coefficient and the like, can effectively isolate heat brought by flue gas outside an air pipe, and prevents the heat of the flue gas from entering the pipe body 1 and being conveyed indoors.
The sealing gasket 3 is fireproof plaster; the fireproof plaster material consists of mud calcium carbonate fine powder and quick-setting inorganic refractory materials; during operation, the sealing padding 3 is fireproof plaster, is made of fast-setting inorganic fireproof materials, has good high temperature resistance, higher fireproof temperature and good airtight performance, and enhances the high temperature resistance of the air pipe and the stability of the internal structure of the air pipe after filling between the temperature resistant layer 2 and the shell 9. .
The joint of the pipe orifice 4 and the pipe body 1 is smeared with high-temperature resistant sealant; the high-temperature resistant sealant is formed by polymerizing high-performance heat-resistant resin and various heat-resistant materials; during operation, through the high temperature resistant sealant of junction of mouth and body 1, strengthen the heat resistance that tuber pipe mouth of pipe 4 is connected, have fire resistance after the colloid solidification, prevent that the gap that produces when mouth of pipe 4 and body 1 pass through welding or bolt 7 thread tightening can be bored the flue gas, can have better leakproofness to mouth of pipe 4 body 1.
The shell 9 is made of flame-retardant materials; the flame-retardant material is silicate material; the thickness of the shell 9 is 0.1-0.2cm; during operation, the shell 9 is made of silicate material, has certain shock resistance, reduces damage to the pipe body 1 caused by external vibration, has flame retardance, and increases the flame retardant effect of the air pipe.
The outer surface of the shell 9 is coated with an anti-aging paint 10; the anti-aging coating 10 is a high-temperature-resistant ceramic insulating coating, and the high-temperature-resistant ceramic insulating coating is formed by combining aluminum oxide, silicon nitride, advanced mica and ceramic microbeads as fillers; during operation, through the anti-aging coating 10 of the shell 9, the anti-aging and anti-corrosion capabilities of the air pipe can be improved in daily life, the service life of the air pipe is prolonged, the coating has the high temperature resistant effect, and the heat spreading to the shell 9 can be reduced.
In the working principle, when the heat-resistant layer 2 is installed on the pipe body 1 by rotating one end of the cross rod 6 on the U-shaped rod 5, in order to reinforce the joint of the heat-resistant layer 2 and the pipe body 1, the U-shaped rod 5 is arranged on the outer surface of the heat-resistant layer 2, the U-shaped rod 5 clamps the heat-resistant layer 2 on the outer wall of a pipeline, then one end of the cross rod 6 is rotated at one end of the U-shaped rod 5 by the cross rod 6, one end of the cross rod 6 is connected with the U-shaped rod 5 to form a square shape on the pipe body 1, after the joint of the cross rod 6 and the U-shaped rod 5 is fixedly connected by the bolts 7 and nuts 8, the heat-resistant layer 2 and the outer wall of the pipe body 1 are effectively mutually jointed, the operation of workers during installation is convenient, the traditional keels are changed to be fixedly connected by the bolts 7 and nuts 8, the materials are inconvenient to install on the outer wall of the pipe body 1, the pipe body 1 has strong stability, the heat-resistant layer 2 can be isolated from the outside spreading heat, the space between the heat-resistant layer 2 and the shell 9 can be filled, the effect of isolating outside heat is effectively enhanced, the air conveyed by the air pipe can not generate high Wen Gaza smoke to enter the room, the safe evacuation and the implementation of fire rescue of indoor personnel are facilitated, the material of the temperature resistant layer 2 is aluminum silicate fiber felt, which belongs to fiber heat preservation cotton felt and is similar to rock wool, but the aluminum silicate fiber felt has the advantages of high temperature resistance, low heat conductivity and the like, the heat brought by the smoke outside the air pipe can be effectively isolated, the heat of the smoke is prevented from entering the pipe body 1 and being conveyed into the room, the sealing padding 3 is fireproof plaster, the air pipe is made of fast-curing inorganic refractory materials, the air pipe has good high temperature resistance, high fire resistance and good airtight performance, after the air pipe is filled between the temperature resistant layer 2 and the shell 9, the high temperature resistance of the air pipe and the stability of the internal structure of the air pipe are enhanced, the high-temperature-resistant sealant at the joint of the pipe opening and the pipe body 1 strengthens the heat resistance of the pipe opening 4 connection of the air pipe, has flame retardance after colloid solidification, prevents that a gap generated when the pipe opening 4 and the pipe body 1 are fixed by welding or screw threads of the bolt 7 from being drilled into smoke, has better tightness to the pipe opening 4, can be made of silicate materials through the shell 9, has certain shock resistance, reduces the damage to the pipe body 1 caused by external vibration, has flame retardance, increases the flame retardant effect of the air pipe, can improve the ageing resistance and the corrosion resistance of the air pipe in daily life through the anti-aging coating 10 of the shell 9, prolongs the service life of the air pipe, has the function of high temperature resistance, and can reduce the propagation of heat to the shell 9.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. A thermal-insulated smoke prevention and removal formula tuber pipe, its characterized in that: comprises a tube body (1); the pipe body (1) is square; the outer side wall of the pipe body (1) is provided with a temperature resistant layer (2); the side wall of the pipe body (1) is fixedly connected with a pipe orifice (4); a U-shaped rod (5) and a cross rod (6) are arranged on the outer wall of the temperature resistant layer (2); one end of the U-shaped rod (5) is hinged with a cross rod (6); one end of the cross rod (6) and one end of the U-shaped rod (5) are respectively provided with a circular through groove; bolts (7) are arranged on the groove walls of the circular through grooves; the outer circular wall of the bolt (7) is in threaded connection with a nut (8); an outer shell (9) is arranged on the outer wall of the temperature resistant layer (2); a sealing gasket (3) is filled between the shell (9) and the temperature resistant layer (2).
2. The insulated smoke-proof duct of claim 1, wherein: the temperature-resistant layer (2) is filled with a temperature-resistant material; the temperature resistant material is aluminum silicate fiber felt, and the thickness of the temperature resistant layer (2) is 0.1-0.2cm.
3. A thermally insulated smoke-proof duct according to claim 2, wherein: the sealing gasket (3) is fireproof plaster; the fireproof plaster material consists of mud calcium carbonate fine powder and quick-setting inorganic refractory material.
4. A thermally insulated smoke-proof duct according to claim 3, wherein: the joint of the pipe orifice (4) and the pipe body (1) is smeared with high-temperature resistant sealant; the high-temperature-resistant sealant is formed by polymerizing high-performance heat-resistant resin and various heat-resistant materials.
5. The insulated smoke-proof duct of claim 4, wherein: the shell (9) is made of flame-retardant materials; the flame-retardant material is silicate material; the thickness of the shell (9) is 0.1-0.2cm.
6. The insulated smoke-proof duct of claim 5, wherein: the outer surface of the shell (9) is coated with an anti-aging coating (10); the anti-aging coating (10) is a high-temperature-resistant ceramic insulating coating, and the high-temperature-resistant ceramic insulating coating is formed by combining aluminum oxide, silicon nitride, advanced mica and ceramic microbeads as fillers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320500284.5U CN219493502U (en) | 2023-03-15 | 2023-03-15 | Heat-insulating smoke-proof air duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320500284.5U CN219493502U (en) | 2023-03-15 | 2023-03-15 | Heat-insulating smoke-proof air duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219493502U true CN219493502U (en) | 2023-08-08 |
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ID=87515793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320500284.5U Active CN219493502U (en) | 2023-03-15 | 2023-03-15 | Heat-insulating smoke-proof air duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219493502U (en) |
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2023
- 2023-03-15 CN CN202320500284.5U patent/CN219493502U/en active Active
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