CN222479761U - Fireproof air duct - Google Patents
Fireproof air duct Download PDFInfo
- Publication number
- CN222479761U CN222479761U CN202421159376.2U CN202421159376U CN222479761U CN 222479761 U CN222479761 U CN 222479761U CN 202421159376 U CN202421159376 U CN 202421159376U CN 222479761 U CN222479761 U CN 222479761U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- air duct
- fireproof
- air pipe
- arc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000004964 aerogel Substances 0.000 claims description 11
- 239000011229 interlayer Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims 3
- 238000009434 installation Methods 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 4
- 239000012774 insulation material Substances 0.000 description 4
- 230000009970 fire resistant effect Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model provides a fireproof air duct which comprises a first air duct and a second air duct, wherein two ends of the first air duct are respectively and fixedly connected with a first connecting plate, two ends of the second air duct are respectively and fixedly connected with a second connecting plate, two symmetrical arc-shaped clamping pieces are fixedly connected onto the first connecting plate, two reserved grooves which can be used for the two symmetrical arc-shaped clamping pieces to penetrate through and slide and lock are formed in the second connecting plate, and a pair of hanging rods are respectively and detachably connected onto the first connecting plate and the second connecting plate. Through last tuber pipe interface surface mounting arc fastener and reservation groove's mode, simplified the installation and the dismantlement flow of fire prevention tuber pipe, avoided dismantlement during the maintenance a series of troubles of installing the tuber pipe have solved the problem of fire prevention tuber pipe extravagant human cost when the maintenance among the prior art.
Description
Technical Field
The utility model relates to the technical field of fireproof air duct devices, in particular to a fireproof air duct.
Background
The fireproof air pipe is also called as fire-resistant air pipe or smoke exhaust air pipe, and is a pipeline mainly installed on the air supply and return pipeline of ventilation and air conditioning system or the pipeline of mechanical smoke exhaust system.
At present, a fireproof air pipe is usually manufactured by wrapping fireproof materials outside an iron sheet air pipe or a metal composite fireproof air pipe integrated plate, and then is hoisted on a ceiling of a house by a suspender, so that the fireproof air pipe is convenient to manufacture and produce, but is fixed by a plurality of bolts between the air pipes in order to ensure stable installation, the speed of dismounting is very slow, and in the dismounting process, another staff is always required to stabilize and support the air pipe, so that accidental falling is prevented, and the manpower dismounting cost is increased.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model provides a fireproof air pipe, which solves the problem that the fireproof air pipe in the prior art wastes labor cost during overhauling.
According to the technical scheme, the fireproof air duct comprises a first air duct and a second air duct, wherein two ends of the first air duct are respectively and fixedly connected with a first connecting plate, two ends of the second air duct are respectively and fixedly connected with a second connecting plate, two symmetrical arc-shaped clamping pieces are fixedly connected onto the first connecting plate, two reserved grooves which can be used for the two symmetrical arc-shaped clamping pieces to penetrate through and slide and lock are formed in the second connecting plate, and a pair of hanging rods are further detachably connected onto the first connecting plate and the second connecting plate respectively.
When the fire-proof air pipe is required to be disassembled, the suspender of the first air pipe is firstly disassembled, then a worker rotates the first air pipe to enable the arc-shaped clamping piece to be separated from the reserved groove, finally the first connecting plate and the second connecting plate can be directly pulled out by removing the bolts, when the fire-proof air pipe is required to be installed, the first air pipe under the first connecting plate is only required to be aligned with the second air pipe on the second connecting plate up and down, then each arc-shaped clamping piece of the first air pipe is inserted into the reserved groove corresponding to the second air pipe, the first air pipe is rotated to clamp the arc-shaped clamping piece, and then the bolts are arranged and the subsequent suspender is fixed, so that the problem that labor cost is wasted when the fire-proof air pipe is overhauled in the prior art is solved.
Compared with the prior art, the utility model has the beneficial effects that the installation and disassembly processes of the fireproof air pipe are simplified by installing the arc-shaped clamping pieces and the reserved grooves on the surface of the air pipe interface, the arc-shaped clamping pieces and the reserved grooves of the front air pipe and the rear air pipe can be mutually butted and fixed by staff, and then the disassembly and assembly work is carried out, so that the problem of labor cost waste during overhaul of the fireproof air pipe in the prior art is solved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a first air duct according to an embodiment of the present utility model.
Fig. 2 is a schematic diagram of the overall structure of a second air duct according to an embodiment of the present utility model.
FIG. 3 is a diagram of the material layers in the pipe wall according to an embodiment of the present utility model.
Fig. 4 is a boom attachment schematic of an embodiment of the present utility model.
FIG. 5 is a diagram illustrating a first duct and a second duct according to an embodiment of the present utility model
In the drawing, 1, a first connecting plate, 2, a second connecting plate, 3, a first air pipe, 4, a second air pipe, 5, an arc clamping piece, 501, an arc plate, 502, a base, 6, a reserved groove, 7, a soft aerogel fireproof composite material, 8, a hard aerogel fireproof plate, 9, a suspender, 10, bolt holes, 11, a sealing ring, 12, a connecting block and 13, and a first bolt.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1-5, the embodiment of the utility model provides a fireproof air duct, which comprises a first air duct 3 and a second air duct 4, wherein two ends of the first air duct 3 are respectively and fixedly connected with a first connecting plate 1, two ends of the second air duct 4 are respectively and fixedly connected with a second connecting plate 2, two symmetrical arc clamping pieces 5 are fixedly connected to the first connecting plate 1, two reserved grooves 6 which can be used for the two symmetrical arc clamping pieces 5 to pass through and slide and lock are arranged on the second connecting plate 2, and a pair of hanging rods 9 are respectively and detachably connected to the first connecting plate 1 and the second connecting plate 2.
The specific operation flow is that when the fireproof air pipe is required to be disassembled, the suspender 9 of the first air pipe 3 is disassembled firstly, then a worker rotates the first air pipe 3 to enable the arc clamping piece 5 to be separated from the reserved groove 6, finally, the first connecting plate 1 and the second connecting plate 2 can be directly pulled out by removing the bolts, when the fireproof air pipe is required to be assembled, the first air pipe 3 under the first connecting plate 1 is only required to be aligned up and down with the second air pipe 4 on the second connecting plate 2, then each arc clamping piece 5 of the first air pipe 3 is inserted into the reserved groove 6 corresponding to the second air pipe 4, the first air pipe 3 is rotated to clamp the arc clamping piece 5, then the bolts are arranged and the subsequent suspender is fixed, the installation and disassembly flow of the fireproof air pipe is simplified in a mode of installing the arc clamping pieces 5 and the reserved groove 6 on the interface of the upper air pipe and the lower air pipe, the worker can fix the front air pipe and the rear air pipe with the arc clamping pieces 5 and the reserved groove 6 firstly, and then the disassembly work is carried out, and the problem that labor cost is wasted when the fireproof air pipe is overhauled in the prior art is solved.
According to one embodiment of the present utility model, as shown in fig. 1, a fireproof air duct is provided, wherein an interlayer is arranged in the wall of the first air duct 3 and the wall of the second air duct 4, and a soft aerogel fireproof composite material 7 with the thickness of 10mm is arranged in the interlayer. Various fireproof air pipes are appeared in the market, the heat insulation performance of the hard heat insulation material air pipe is poor, the strength of the elastic heat insulation material air pipe is poor, and the solid heat insulation material with the lowest heat conductivity coefficient of the hard aerogel fireproof plate 8 in the temperature region of 400 ℃.
According to one embodiment of the present utility model, as shown in fig. 3, a fireproof air duct is further provided in the interlayer, and a hard aerogel fireproof plate 8 with a thickness of 20mm is located outside the soft aerogel fireproof composite 7. In this scheme soft aerogel fire prevention combined material 7 has the elastic material of ultra-low thermal conductivity, combines above-mentioned stereoplasm aerogel PLASTIC LAMINATED 8 to make the tuber pipe can satisfy fire control fume exhaust tuber pipe and have fire-resistant integrality and fire-resistant thermal insulation's requirement, has still improved the intensity and the pliability of tuber pipe, and flexible fire prevention thermal insulation material has still reduced the noise.
According to one embodiment of the utility model, as shown in fig. 4, a fireproof air duct is provided, a connecting block 12 is arranged on one surface of the first connecting plate 1 and the second connecting plate 2, which is away from the joint of the first connecting plate 1 and the second connecting plate 2, and the hanging rod 9 is connected with the connecting block 12 through a first bolt 13. The hanger rod 9 is assembled and disassembled on the connecting block 12 through the first bolt 13, so that the first air pipe 3 and the second air pipe 4 are not affected when the first air pipe and the second air pipe are in butt joint to rotate.
According to one embodiment of the present utility model, as shown in fig. 1, a fireproof air duct is provided, wherein a bolt hole 10 is provided between the adjacent first and second connection plates 1 and 2, and the connection is performed by using a bolt through the bolt hole 10. In order to ensure that the connection between the first air pipe 3 and the second air pipe 4 is firmer in the scheme, bolt holes 10 are formed in the surfaces of the first connecting plate 1 and the second connecting plate 2, and the connection is firmer by using bolts.
According to an embodiment of the present utility model, as shown in fig. 5, an elastic sealing ring 11 is sleeved on the peripheries of the adjacent first connecting plate 1 and the second connecting plate 4. In this scheme, the sealing washer 11 is established in the department overcoat of butt joint department in order to guarantee the leakproofness of tuber pipe butt joint department, reduces in the toxic gas entering tuber pipe, guarantees the security of the interior air of tuber pipe, when the dismouting, utilizes its elasticity's principle can pull down.
According to an embodiment of the present utility model, as shown in fig. 1, the arc-shaped clamping member 5 includes an arc-shaped plate 502 and a base 501, the base 501 is fixedly connected to the first connecting plate 1, the base 501 can slide in the reserved groove 6, and the arc-shaped plate 502 can pass through the reserved groove 6 and can clamp the second connecting plate 2 between the reserved groove 6 and the first connecting plate 1. In this scheme, utilize the circular arc slab 502 in the arc fastener 5 to insert in the reservation groove 6 and lock, reliability and the simplicity of connection can be guaranteed to the maximum extent.
According to one embodiment of the utility model, as shown in fig. 1, a fire-proof air duct is provided, wherein the distance between the same pair of suspenders 9 is larger than the length of the inclined edges of the end surfaces of the first air duct 3 and the second air duct 4. In the scheme, the first air pipe 3 and the second air pipe 4 are connected to rotate, so that the second air pipe 4 is prevented from being clamped by the suspenders 9 to rotate, and the distance between the suspenders 9 in the same pair is larger than the length of the inclined edges of the end faces of the first air pipe 3 and the second air pipe 4.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421159376.2U CN222479761U (en) | 2024-05-24 | 2024-05-24 | Fireproof air duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421159376.2U CN222479761U (en) | 2024-05-24 | 2024-05-24 | Fireproof air duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222479761U true CN222479761U (en) | 2025-02-14 |
Family
ID=94492141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421159376.2U Active CN222479761U (en) | 2024-05-24 | 2024-05-24 | Fireproof air duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222479761U (en) |
-
2024
- 2024-05-24 CN CN202421159376.2U patent/CN222479761U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |