CN220451331U - Building flue system - Google Patents
Building flue system Download PDFInfo
- Publication number
- CN220451331U CN220451331U CN202320610021.XU CN202320610021U CN220451331U CN 220451331 U CN220451331 U CN 220451331U CN 202320610021 U CN202320610021 U CN 202320610021U CN 220451331 U CN220451331 U CN 220451331U
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- China
- Prior art keywords
- installation
- flue
- building
- flange
- hole
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Links
- 238000003780 insertion Methods 0.000 claims description 17
- 230000037431 insertion Effects 0.000 claims description 17
- 206010022000 influenza Diseases 0.000 claims description 2
- 238000004378 air conditioning Methods 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 7
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Building Environments (AREA)
Abstract
The utility model discloses a building flue system, which relates to the technical field of building structures and comprises a flue which is directly connected to the roof of a building from the bottom layer of the building; in each floor, the flue is provided with at least a first installation-access opening and a second installation-access opening, which are detachable and are provided with a fireproof check valve and a shielding cover plate, respectively, interchangeably. The utility model mainly solves the problem of how to provide a building flue system which is easy to maintain; the utility model can be simultaneously matched with the smoke exhaust ventilator with the upper smoke exhaust pipeline and the lower smoke exhaust pipeline; when the building flue system is used daily, the shielding cover plate covers the first installation-access hole or the second installation-access hole, and when the flue needs to be overhauled and maintained, the shielding cover plate can be taken down, so that the flue is overhauled and maintained through the first installation-access hole or the second installation-access hole, and the building flue system has the characteristic of easy overhauling and maintenance.
Description
Technical Field
The utility model relates to the technical field of building structures, in particular to a building flue system.
Background
In medium-high buildings, a flue system is generally adopted to discharge kitchen oil smoke; the flue system generally comprises: a flue which is communicated with the roof from one layer, a hood arranged at the top end of the flue, and a fireproof check valve arranged on the outer wall of the flue of each floor; the exhaust pipes of the range hood of each floor kitchen are connected to the flue through fireproof check valves.
At present, a plurality of sections of flue components which are prefabricated by metal or concrete are usually adopted to be carried to a construction site, and then the flue components are arranged on a building wall body and are sequentially connected end to form a complete flue.
After the flue system is used for a long time, a large amount of oil stain, dust and other garbage can be accumulated in the flue component, and in addition, the flue component can be cracked or damaged; therefore, maintenance of the flue system is required periodically or aperiodically.
In the flue system in the prior art, when the inner wall of the flue is maintained, workers or working tools are required to be lowered to the bottom of the flue from the top end of the flue by adopting lifting equipment, and in the process, the requirement on the lifting equipment is high; alternatively, the fire check valve may need to be removed from the flue and serviced, however, the removal of the fire check valve is destructive to the flue components and may easily damage the flue components.
In view of the foregoing, how to provide a building flue system that is easy to maintain is a problem to be solved.
Disclosure of Invention
The utility model aims to provide a building flue system which has the characteristic of easy overhaul and maintenance.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a building flue system comprising a flue leading from a floor of a building to a roof of the building; in each floor, the flue is provided with at least a first installation-access opening and a second installation-access opening, which are detachable and are provided with a fireproof check valve and a shielding cover plate, respectively, interchangeably.
In the above technical scheme, when the flue is a duplex flue, the first installation-access hole and/or the second installation-access hole are/is used for connecting two adjacent flues in parallel.
In the above technical solution, in each floor, the first installation-access hole is located at an upper position of the flue, and the second installation-access hole is located at a lower position of the flue.
In the above technical scheme, the fireproof check valve and the shielding cover plate are respectively arranged at the first installation-overhaul hole and the second installation-overhaul hole through the installation flange.
In the above technical solution, the mounting flange includes two sections of first flange members parallel to each other and opposite to each other, and two sections of second flange members parallel to each other and opposite to each other; two sections of the first flange members are respectively abutted against the top and the bottom of the first installation-overhaul hole and/or the second installation-overhaul hole, and two sections of the second flange members are respectively abutted against the left and the right of the first installation-overhaul hole and/or the second installation-overhaul hole; the first flange member can be inserted into and fixed with the second flange member.
In the above technical solution, two ends of the free side of the first flange member are respectively provided with a plugging hole, and two free ends of the second flange member are respectively provided with an insert part; the insert part of the second flange member is inserted and fixed in the insert hole of the first flange member.
In the above technical solution, the insertion hole of the first flange member is a "convex" insertion hole, and the insertion portion of the second flange member is a "T" insertion portion; the insert part of the second flange member is inserted into and slidably fixed in the insertion hole of the first flange member.
In the above technical solution, the first flange member is provided with a first clamping edge for clamping the first flange member to the edge of the first installation-access hole and/or the second installation-access hole.
In the above technical solution, the second flange member is provided with a second clamping edge for clamping itself at the edge of the first installation-access hole and/or the second installation-access hole.
In the above technical solution, the mounting flange further comprises fastening screws, the fastening screws respectively penetrate through the first flange member and the second flange member, and one side of each fastening screw abuts against the edge of the first mounting-access opening and/or the second mounting-access opening.
Compared with the prior art, the utility model has the beneficial effects that: according to the building flue system, the first installation-overhaul port and the second installation-overhaul port are detachable and can be mutually and alternatively provided with the fireproof check valve and the shielding cover plate respectively, so that the building flue system can be simultaneously matched with the smoke exhaust ventilator with the upper smoke exhaust pipeline and the lower smoke exhaust pipeline; when the building flue system is used daily, the shielding cover plate covers the first installation-access hole or the second installation-access hole, and when the flue needs to be overhauled and maintained, the shielding cover plate can be taken down, so that the flue is overhauled and maintained through the first installation-access hole or the second installation-access hole, and the building flue system has the characteristic of easy overhauling and maintenance.
Drawings
Fig. 1 is a system configuration view of the present utility model.
Fig. 2 is a structural view of the mounting flange in the present utility model.
Fig. 3 is an exploded view of the mounting flange of the present utility model.
Fig. 4 is a structural view of the flue system in the present utility model.
The reference numerals are: 1. a flue; 11. a flue member; 12. a first installation-access port; 13. a second installation-access port; 2. a fire protection check valve; 3. a hood; 4. a shielding cover plate; 5. a mounting flange; 51. a first flange member; 511. a plug hole; 512. a first clamping edge; 52. a second flange member; 521. an insert part; 522. a second clamping edge; 53. and (5) fastening a screw.
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.
The embodiment provides a building flue system which can be applied to middle and high-rise buildings and is used for discharging kitchen fume generated by each floor in the buildings.
Referring to fig. 1-3, the building flue system provided in this embodiment includes a flue 1 passing through from a bottom layer of a building to a roof of the building; specifically, a plurality of sections of flue members 11 prefabricated by metal or concrete are adopted to be carried to a construction site, then the flue members 11 are installed on a building wall body and are sequentially connected end to form the complete flue 1, and in the embodiment, the flue members 11 are prefabricated by concrete.
In each floor, the flue 1 is provided with at least a first installation-overhaul port 12 and a second installation-overhaul port 13, wherein the first installation-overhaul port 12 and the second installation-overhaul port 13 are square orifices on the flue 1; the first and second installation-service openings 12, 13 are detachably and interchangeably provided with a fire-protection check valve 2 and a screening deck 4, respectively.
Specifically, in each floor, the first installation-access opening 12 is located at an upper position of the tunnel 1, and the second installation-access opening 13 is located at a lower position of the tunnel 1.
In fact, when the extractor hood employs an overhead fume duct, the fireproof check valve 2 is disposed at the first installation-service opening 12, and correspondingly the shielding cover plate 4 is disposed at the second installation-service opening 13; when the range hood adopts a down-set smoke exhaust duct, the fire-proof check valve 2 is disposed at the second installation-service hole 13, and correspondingly, the shield cover plate 4 is disposed at the first installation-service hole 12.
The building flue system of the embodiment is provided with the fireproof check valve 2 and the shielding cover plate 4 in a detachable and mutually replaceable manner, and the first installation-overhaul port 12 and the second installation-overhaul port 13 can be simultaneously matched with a smoke exhaust ventilator of an upper smoke exhaust pipeline and a lower smoke exhaust pipeline; when the air flue 1 needs to be overhauled and maintained, the shielding cover plate 4 can be removed, so that the air flue 1 is overhauled and maintained through the first installation-maintenance hole 12 or the second installation-maintenance hole 13, and the building air flue system of the embodiment has the characteristic of easiness in overhauling and maintenance.
Further, the building flue system provided in this embodiment further includes a hood 3 disposed at the top end of the flue 1 to prevent rain, snow and garbage from entering the flue 1 from the top end.
Further, the fire-protection check valve 2 and the shielding cover plate 4 are provided at the first installation-service opening 12 and the second installation-service opening 13, respectively, by means of the mounting flange 5.
More specifically, the mounting flange 5 includes two first flange members 51 that are parallel to each other and opposed to each other, and two second flange members 52 that are parallel to each other and opposed to each other; wherein, the first flange member 51 and the second flange member 52 are both elongated metal members, such as stainless steel or aluminum alloy; two sections of first flange members 51 are respectively arranged close to the top and the bottom of the first installation-access hole 12 and/or the second installation-access hole 13, namely, the body of the first flange member 51 is abutted against the edges of the upper side and the lower side of the first installation-access hole 12 or the second installation-access hole 13; two sections of second flange members 52 are respectively arranged close to the left and right parts of the first installation-service hole 12 and/or the second installation-service hole 13, namely, the body of the second flange member 52 is propped against the edges of the left and right sides of the first installation-service hole 12 or the second installation-service hole 13; the first flange member 51 can be inserted into and fixed to the second flange member 52.
More specifically, the free ends of the first flange member 51 are respectively provided with insertion holes 511, that is, the insertion holes 511 are provided on the side of the first flange member 51 away from the upper and lower edges of the first installation-service hole 12 or the second installation-service hole 13, and are respectively provided at the left and right ends; the two free ends of the second flange member 52 are respectively provided with an insert portion 521, that is, the insert portions 521 are located at the upper and lower ends of the second flange member 52; the insertion portion 521 of the second flange member 52 is inserted into and fixed to the insertion hole 511 of the first flange member 51.
More specifically, the insertion hole 511 of the first flange member 51 is a "convex" insertion hole 511, the insertion portion 521 of the second flange member 52 is a "T" insertion portion 521, and the "T" insertion portion 521 is integrally formed at both ends of the second flange member 52; the insertion portion 521 of the second flange member 52 is inserted into and slidably fixed in the insertion hole 511 of the first flange member 51.
Further, the first flange member 51 is provided with a first clamping edge 512 for clamping itself at the edge of the first installation-service hole 12 and/or the second installation-service hole 13, specifically, the first clamping edge 512 is provided with two first clamping edges 512 in parallel with each other on one side of the first flange member 51 abutting against the first installation-service hole 12 or the second installation-service hole 13, and the two first clamping edges 512 respectively clamp the inner side and the outer side of the first installation-service hole 12 or the second installation-service hole 13, thereby stably fixing the first flange member 51 on the first installation-service hole 12 or the second installation-service hole 13.
Further, the second flange member 52 is provided with a second clamping edge 522 for clamping itself at the edge of the first installation-service hole 12 and/or the second installation-service hole 13, specifically, the second clamping edge 522 is provided with two second clamping edges 522 in parallel with each other on one side of the second flange member 52 abutting against the first installation-service hole 12 or the second installation-service hole 13, and the two second clamping edges 522 respectively clamp the inner side and the outer side of the first installation-service hole 12 or the second installation-service hole 13, thereby stably fixing the second flange member 52 on the first installation-service hole 12 or the second installation-service hole 13.
Further, the mounting flange 5 further includes fastening screws 53, the fastening screws 53 penetrating the first flange member 51 and the second flange member 52, respectively, and one side of the fastening screws 53 abutting against the edge of the first mounting-service hole 12 and/or the second mounting-service hole 13; in this way, the mounting flange 5 can be more firmly fixed over the first mounting-service opening 12 or the second mounting-service opening 13.
The size of the mounting flange 5 is matched with that of the fireproof check valve 2, namely, the flange on the mounting panel of the fireproof check valve 2 can be just buckled on the outer edge of the mounting flange 5; meanwhile, the size of the mounting flange 5 is matched with that of the shielding cover plate 4, namely, the flanging of the shielding cover plate 4 can be just buckled on the outer edge of the mounting flange 5; the fireproof check valve 2 and the shielding cover plate 4 are both in buckling connection with the mounting flange 5, or in interference fit, or in screw locking, so that the fireproof check valve 2 and the shielding cover plate 4 can be quickly assembled and disassembled through the mounting flange 5.
Referring to fig. 4, further, when the flue 1 is a duplex flue, the first installation-access opening 12 and/or the second installation-access opening 13 are used for connecting two adjacent flue members 11 in parallel.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A building flue system comprising a flue leading from a floor of a building to a roof of the building; the fire-proof and fire-proof air-conditioning system is characterized in that in each floor, at least a first installation-overhaul port and a second installation-overhaul port are formed in the flue, and the first installation-overhaul port and the second installation-overhaul port are detachable and can be mutually replaced and are respectively provided with a fire-proof check valve and a shielding cover plate.
2. The building flue system of claim 1 wherein: when the flue is a duplex flue, the first installation-overhaul port and/or the second installation-overhaul port are/is used for connecting two adjacent flues in parallel.
3. The building flue system according to claim 1 or 2, wherein: in each floor, the first installation-access opening is located in an upper position of the flue and the second installation-access opening is located in a lower position of the flue.
4. The building flue system of claim 1 wherein: the fireproof check valve and the shielding cover plate are arranged at the first installation-overhaul hole and the second installation-overhaul hole respectively through mounting flanges.
5. The building flue system of claim 4, wherein: the mounting flange comprises two sections of first flange components which are parallel to each other and are opposite to each other, and two sections of second flange components which are parallel to each other and are opposite to each other;
two sections of the first flange members are respectively abutted against the top and the bottom of the first installation-overhaul hole and/or the second installation-overhaul hole, and two sections of the second flange members are respectively abutted against the left and the right of the first installation-overhaul hole and/or the second installation-overhaul hole;
the first flange member can be inserted into and fixed with the second flange member.
6. The building flue system of claim 5, wherein: the two ends of the free side of the first flange component are respectively provided with a plug-in hole, and the two free ends of the second flange component are respectively provided with a plug-in part;
the insert part of the second flange member is inserted and fixed in the insert hole of the first flange member.
7. The building flue system of claim 6 wherein: the plug-in holes of the first flange component are convex plug-in holes, and the plug-in parts of the second flange component are T-shaped plug-in parts;
the insert part of the second flange member is inserted into and slidably fixed in the insertion hole of the first flange member.
8. The building flue system according to any one of claims 5 to 7 wherein: the first flange member is provided with a first clamping edge for clamping itself at the edge of the first installation-service opening and/or the second installation-service opening.
9. The building flue system of claim 8 wherein: the second flange member is provided with a second clamping edge for clamping itself at the edge of the first installation-service opening and/or the second installation-service opening.
10. The building flue system of claim 9 wherein: the mounting flange further comprises a fastening screw passing through the first flange member and the second flange member, respectively, and one side of the fastening screw abuts against an edge of the first mounting-service opening and/or the second mounting-service opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320610021.XU CN220451331U (en) | 2023-03-26 | 2023-03-26 | Building flue system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320610021.XU CN220451331U (en) | 2023-03-26 | 2023-03-26 | Building flue system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220451331U true CN220451331U (en) | 2024-02-06 |
Family
ID=89724040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320610021.XU Active CN220451331U (en) | 2023-03-26 | 2023-03-26 | Building flue system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220451331U (en) |
-
2023
- 2023-03-26 CN CN202320610021.XU patent/CN220451331U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |