CN215981454U - Double-layer high-temperature-resistant smoke-proof fireproof heat-preservation ventilating duct - Google Patents
Double-layer high-temperature-resistant smoke-proof fireproof heat-preservation ventilating duct Download PDFInfo
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- CN215981454U CN215981454U CN202120664565.5U CN202120664565U CN215981454U CN 215981454 U CN215981454 U CN 215981454U CN 202120664565 U CN202120664565 U CN 202120664565U CN 215981454 U CN215981454 U CN 215981454U
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Abstract
The utility model relates to the technical field of ventilating ducts, in particular to a double-layer high-temperature-resistant smoke-exhaust-preventing fireproof heat-insulating ventilating duct which comprises a heat-insulating cylinder and a ventilating duct, wherein the side wall of an inner cavity of an outer metal heat-insulating cylinder is provided with a mounting groove along the length direction of the heat-insulating cylinder, the outer wall of the ventilating duct is provided with a mounting bar matched with the mounting groove, the ventilating duct is inserted into the heat-insulating cylinder through the matching of the mounting bar and the mounting groove, the front end and the rear end of the outer wall of the heat-insulating cylinder are symmetrically provided with fixing components, and the ventilating duct and the heat-insulating cylinder are fixed through the fixing components.
Description
Technical Field
The utility model relates to the technical field of ventilation pipelines, in particular to a double-layer high-temperature-resistant smoke-proof fireproof heat-preservation ventilation pipeline.
Background
The ventilation pipeline is a metal or composite pipeline for ventilation and air conditioning engineering of industrial and civil buildings, is a municipal infrastructure for circulating air and reducing the concentration of harmful gases, and is usually connected with a fan.
The heat preservation and insulation effect of the existing ventilation pipeline is poor, and the ventilation pipeline is inconvenient to disassemble and clean after being installed, so that dirt is easily accumulated inside the ventilation pipeline, and the ventilation effect is reduced. Therefore, the double-layer high-temperature-resistant smoke-proof fireproof heat-preservation ventilating duct is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-layer high-temperature-resistant smoke-proof fireproof heat-preservation ventilating duct to solve the technical problem.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a fire-resistant heat preservation air pipe of discharging fume is prevented to double-deck high temperature resistant formula, includes a heat preservation section of thick bamboo and air pipe, the mounting groove has been seted up along a heat preservation section of thick bamboo length direction to a heat preservation section of thick bamboo inner chamber lateral wall, the air pipe outer wall is provided with the mounting bar of mutually supporting with the mounting groove, air pipe inserts through mutually supporting of mounting bar and mounting groove and establishes in a heat preservation section of thick bamboo, both ends symmetry is provided with fixed subassembly around the heat preservation section of thick bamboo outer wall, fix through fixed subassembly between air pipe and the heat preservation section of thick bamboo.
Preferably, two ends of the heat-insulating cylinder are provided with connecting flanges.
Preferably, the inner layer and the outer layer of the heat-insulating cylinder are both metal foil layers, and the middle layer of the heat-insulating cylinder is a heat-insulating material layer.
Preferably, the fixing component comprises a nut and a bolt, the nut is arranged on the outer wall of the heat preservation barrel, the bolt is connected to the inner cavity of the nut in a threaded mode, and the bolt penetrates through the installation groove.
Preferably, the mounting bar is provided with a threaded hole matched with the bolt.
Preferably, four groups of mounting grooves are arranged and distributed at equal angles.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the heat-insulation barrel, the mounting groove, the ventilation pipeline, the mounting strip and the fixing component are arranged, so that the ventilation pipeline can be inserted into the heat-insulation barrel through the matching of the mounting strip and the mounting groove when in use and can be fixed through the fixing component, therefore, the heat-insulation and heat-preservation effects can be achieved when the ventilation pipeline is in use, and the ventilation pipeline can be conveniently taken down for cleaning when in cleaning.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of the heat-insulating cylinder according to the present invention;
FIG. 4 is a schematic view of the material structure of the heat-insulating cylinder of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a heat-preserving cylinder; 11. a metal foil layer; 12. a layer of thermal insulation material; 2. a ventilation duct; 3. mounting grooves; 4. Mounting a bar; 41. a threaded hole; 5. a fixing assembly; 51. a nut; 52. a bolt; 6. and connecting the flanges.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a fire-resistant heat preservation air pipe of discharging fume is prevented to double-deck high temperature resistant formula, including a heat preservation section of thick bamboo 1 and air pipe 2, 1 inner chamber lateral wall of a heat preservation section of thick bamboo has seted up mounting groove 3 along 1 length direction of a heat preservation section of thick bamboo, air pipe 2 outer wall is provided with the mounting bar 4 of mutually supporting with mounting groove 3, air pipe 2 inserts through mutually supporting of mounting bar 4 and mounting groove 3 and establishes in a heat preservation section of thick bamboo 1, 1 outer wall front and back both ends symmetry of a heat preservation section of thick bamboo is provided with fixed subassembly 5, fix through fixed subassembly 5 between air pipe 2 and the heat preservation section of thick bamboo 1.
Specifically, the two ends of the heat-insulating cylinder 1 are provided with the connecting flanges 6, so that the whole body is conveniently installed and fixed.
Specifically, the inner layer and the outer layer of the heat preservation cylinder 1 are metal foil layers 11, the middle layer of the heat preservation cylinder 1 is a heat insulation material layer 12, the heat insulation material layer can play a heat preservation and heat insulation effect, the metal foil layers can guarantee the strength of the heat preservation cylinder, and the heat preservation cylinder is formed by integral casting.
Specifically, the fixing component 5 comprises a nut 51 and a bolt 52, the nut 51 is arranged on the outer wall of the heat preservation cylinder 1, the bolt 52 is screwed in the inner cavity of the nut 51, and the bolt 52 penetrates through the mounting groove 3.
Specifically, the mounting bar 4 is provided with a threaded hole 41 which is matched with the bolt 52, and during mounting, the bolt is rotated to be inserted into the threaded hole, so that the ventilation duct is fixed.
Specifically, four groups of mounting grooves 3 are arranged, and the four groups of mounting grooves 3 are distributed at equal angles, so that mounting stability is improved.
The first embodiment is as follows:
during installation, the installation strip 4 of the ventilation pipeline 2 is aligned to the installation groove 3 in the heat-insulating cylinder 1, the installation strip 4 provided with the threaded hole 41 is aligned to the fixing component 5 and inserted, the two ends of the ventilation pipeline 2 are aligned to the heat-insulating cylinder 1, then the bolt 52 is rotated, the bolt 52 is inserted into the threaded hole 41 and locked and fixed, the ventilation pipeline 2 is installed, and then the whole ventilation pipeline is installed at a working position through the connecting flange 6 for use;
when in use, the heat insulation material layer 12 in the heat preservation cylinder 1 can play a role in heat insulation and preservation, and the heat insulation material layer 12 can be heat insulation rock wool; when the ventilation duct 2 is to be cleaned, the bolt 52 is turned and the ventilation duct 2 is taken out.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.
Claims (6)
1. The utility model provides a fire-resistant heat preservation air pipe of discharging fume is prevented to double-deck high temperature resistant formula which characterized in that: including a heat preservation section of thick bamboo (1) and air pipe (2), mounting groove (3) have been seted up along a heat preservation section of thick bamboo (1) length direction to the inner chamber lateral wall of a heat preservation section of thick bamboo (1), air pipe (2) outer wall is provided with mounting bar (4) of mutually supporting with mounting groove (3), air pipe (2) are inserted through mutually supporting of mounting bar (4) and mounting groove (3) and are established in a heat preservation section of thick bamboo (1), both ends symmetry is provided with fixed subassembly (5) around a heat preservation section of thick bamboo (1) outer wall, fix through fixed subassembly (5) between an air pipe (2) and a heat preservation section of thick bamboo (1).
2. The double-layer high-temperature-resistant smoke-proof fire-resistant heat-preservation ventilating duct according to claim 1, characterized in that: and connecting flanges (6) are arranged at two ends of the heat-insulating cylinder (1).
3. The double-layer high-temperature-resistant smoke-proof fire-resistant heat-preservation ventilating duct according to claim 1, characterized in that: the inner layer and the outer layer of the heat-insulating cylinder (1) are both metal foil layers (11), and the middle layer of the heat-insulating cylinder (1) is a heat-insulating material layer (12).
4. The double-layer high-temperature-resistant smoke-proof fire-resistant heat-preservation ventilating duct according to claim 1, characterized in that: the fixing component (5) comprises a nut (51) and a bolt (52), the nut (51) is arranged on the outer wall of the heat preservation cylinder (1), the bolt (52) is connected to the inner cavity of the nut (51) in a threaded mode, and the bolt (52) penetrates through the mounting groove (3).
5. The double-layer high-temperature-resistant smoke-exhaust-preventing fireproof heat-preservation ventilating duct according to claim 4, characterized in that: the mounting bar (4) is provided with a threaded hole (41) matched with the bolt (52).
6. The double-layer high-temperature-resistant smoke-proof fire-resistant heat-preservation ventilating duct according to claim 1, characterized in that: four groups of mounting grooves (3) are arranged, and the four groups of mounting grooves (3) are distributed at equal angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120664565.5U CN215981454U (en) | 2021-04-01 | 2021-04-01 | Double-layer high-temperature-resistant smoke-proof fireproof heat-preservation ventilating duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120664565.5U CN215981454U (en) | 2021-04-01 | 2021-04-01 | Double-layer high-temperature-resistant smoke-proof fireproof heat-preservation ventilating duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215981454U true CN215981454U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120664565.5U Active CN215981454U (en) | 2021-04-01 | 2021-04-01 | Double-layer high-temperature-resistant smoke-proof fireproof heat-preservation ventilating duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215981454U (en) |
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2021
- 2021-04-01 CN CN202120664565.5U patent/CN215981454U/en active Active
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