CN217423530U - Ventilation and smoke exhaust system for garage - Google Patents
Ventilation and smoke exhaust system for garage Download PDFInfo
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- CN217423530U CN217423530U CN202220960849.3U CN202220960849U CN217423530U CN 217423530 U CN217423530 U CN 217423530U CN 202220960849 U CN202220960849 U CN 202220960849U CN 217423530 U CN217423530 U CN 217423530U
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- air
- pipe
- garage
- smoke exhaust
- exhaust
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- 239000000779 smoke Substances 0.000 title claims abstract description 81
- 238000009423 ventilation Methods 0.000 title claims abstract description 16
- 239000013589 supplement Substances 0.000 claims abstract description 24
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 230000000712 assembly Effects 0.000 claims abstract description 3
- 238000000429 assembly Methods 0.000 claims abstract description 3
- 238000007599 discharging Methods 0.000 claims description 14
- 239000003517 fume Substances 0.000 claims description 12
- 230000006698 induction Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 23
- 230000002265 prevention Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000001502 supplementing effect Effects 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Abstract
The utility model relates to a ventilation and smoke exhaust system for an automobile garage, which comprises a mechanical air exhaust and smoke exhaust module and a mechanical air supply and air supplement module which are arranged in the garage; the mechanical air and smoke exhaust module comprises a first rainproof louver, an air exhaust and smoke exhaust fan, a first air pipe vertical main pipe and an air outlet which are sequentially connected, wherein the first air pipe vertical main pipe is branched into an air pipe horizontal main pipe, the air pipe horizontal main pipe is respectively connected with K smoke exhaust assemblies, K is more than or equal to 1, and each smoke exhaust assembly comprises an air pipe horizontal branch pipe and a smoke exhaust outlet which are sequentially connected in the counter airflow direction; the air supply and supplement module comprises a rain-proof shutter II, an air supply and supplement fan, an air pipe vertical main pipe II, an electric regulating valve and an air supply outlet which are sequentially connected. The utility model discloses garage construction cost and running cost can be reduced to improve parking efficiency.
Description
Technical Field
The utility model relates to a garage ventilates and system of discharging fume.
Background
The underground garage needs to be provided with a ventilation system and a smoke exhaust system, the garage is divided into a plurality of smoke prevention subareas according to a square meter not more than 2000, a set of mechanical air exhaust and smoke exhaust system is arranged in each smoke prevention subarea, and a set of air supply and air supplement system is arranged at the same time. The dual-purpose system is adopted, so that a set of fan and air pipe is reduced, and the construction cost is reduced. However, the technical standards of building smoke prevention and exhaust systems (GB 51251-2017) specify that the air pipes of the mechanical air exhaust and exhaust system of the garage need to be provided with fireproof packages, the fireproof packages increase the air pipe cost, and meanwhile, because the air pipes are thicker, the civil engineering cost is increased and a larger space is occupied. The method needs each smoke-proof subarea to be respectively provided with an independent ventilation and smoke-discharging system, can not utilize one set of ventilation and smoke-discharging system to realize the purposes of multi-floor ventilation and smoke discharge, and can not utilize the smoke-discharging vertical shaft of an overground floor to discharge smoke for an underground garage, so the method can not necessarily reduce the number of fans. The method also puts higher requirements on the area and height of the fan room, the fan room usually occupies a large number of parking spaces, and the parking efficiency of the garage is reduced. In a word, the method increases the cost of air pipes and civil engineering, increases the cost of fans, and the fan room also occupies a large number of parking spaces.
Disclosure of Invention
The utility model aims to solve the problem that a garage ventilates and system of discharging fume is provided, this kind of system can reduce garage construction cost and running cost to improve parking efficiency.
The utility model provides a technical scheme is: a ventilation and smoke exhaust system for an automobile garage comprises a mechanical air exhaust and smoke exhaust module and a mechanical air supply and air supplement module which are arranged in the garage; the mechanical air and smoke exhaust module comprises a first rain-proof shutter, a first air and smoke exhaust fan, a first air pipe vertical main pipe and an air outlet which are sequentially connected in a reverse air flow direction, the first air pipe vertical main pipe is branched into a first air pipe horizontal main pipe, K smoke exhaust assemblies are respectively connected to the first air pipe horizontal main pipe, K is more than or equal to 1, each smoke exhaust assembly comprises a first air pipe horizontal branch pipe and a smoke outlet which are sequentially connected in the reverse air flow direction, wherein the first air and smoke exhaust fan is connected between the first air pipe vertical main pipe, the first air pipe vertical main pipe and the first air pipe horizontal main pipe, the first air pipe vertical main pipe and the air outlet and the horizontal air pipe branch pipe and the smoke outlet are respectively connected through a fireproof valve; the air supply and air supplement module comprises a second rainproof shutter, an air supply and air supplement fan, a second air pipe vertical main pipe, an electric regulating valve and an air supply outlet which are sequentially connected along the air flow direction, wherein the air supply and air supplement fan is connected with the second air pipe vertical main pipe through a fireproof valve, and the electric regulating valve is connected with the air supply outlet through a fireproof valve.
The garage is the multilayer garage, the subassembly of discharging fume still includes the perpendicular branch pipe of the tuber pipe that runs through every layer in garage, and every layer in garage all is equipped with air exit, exhaust port and tuber pipe horizontal branch pipe, and the tuber pipe horizontal branch pipe on every layer is connected through perpendicular branch pipe of tuber pipe and the horizontal main pipe of tuber pipe respectively.
The garage is an underground garage arranged below an overground building layer, and the air exhaust and exhaust fan, the rain-proof shutter I, the rain-proof shutter II and the air supply and supplement fan are arranged on a roof of the overground building layer.
The garage is the individual layer garage, the mechanical module of discharging fume does not have tuber pipe perpendicular branch pipe, and every tuber pipe horizontal branch pipe lug connection tuber pipe horizontal trunk pipe in garage, the main exhaust mouth is established to the tuber pipe horizontal trunk pipe in garage, and the inferior exhaust mouth is established to tuber pipe horizontal branch pipe, and tuber pipe horizontal branch pipe arranges in the parking stall top.
The utility model discloses K total design volume of discharging fume of subassembly = the sum of every tuber pipe perpendicular branch pipe volume of discharging fume.
The utility model discloses every layer in garage all is equipped with the supply-air outlet, and the perpendicular main pipe of tuber pipe is two to run through every layer in garage and is connected with the supply-air outlet through the fire prevention valve respectively.
The horizontal main pipe of the air pipe is arranged at the top of the parking place on the uppermost layer of the garage.
An induction fan is arranged in front of the air outlet.
The garage is provided with a plurality of sets of mechanical air exhaust and smoke exhaust modules and a plurality of fireproof subareas, a plurality of smoke-proof subareas are arranged in each fireproof subarea, and the plurality of smoke-proof subareas in each fireproof subarea are also used as one set of mechanical air exhaust and smoke exhaust modules.
The garage is provided with a plurality of fireproof subareas, and the air volume of each set of air exhaust fans or the air volume of the air exhaust fans in the mechanical air exhaust and smoke exhaust module = the total air exhaust volume/the number of the fans in the garage.
The utility model discloses a horizontal branch pipe miniaturization of discharging fume, vertical branch pipe miniaturization etc. do not occupy the garage space as far as possible, can make the fan room miniaturized to reduce garage construction cost and running cost, and improve parking efficiency.
Drawings
FIG. 1 is a schematic view of a garage ventilation and smoke evacuation system;
fig. 2 is a schematic view of a mechanical smoke exhaust module system when M =0 or no smoke is exhausted from an upper floor;
fig. 3 is a schematic view of a mechanical smoke evacuation module system with M =0 and N = 1.
Detailed Description
Referring to fig. 1-3, the utility model comprises: a mechanical air exhaust and smoke exhaust module and a mechanical air supply and air supplement module. The mechanical air and smoke exhaust module comprises a rain-proof shutter 8, an air exhaust and smoke exhaust fan 7, a vertical main air pipe 10, an air outlet 19 and an induction fan 18, wherein the rain-proof shutter is arranged in the reverse air flow direction from first to last, the horizontal main air pipe 5 is branched from the vertical main air pipe 10, K vertical branch air pipe 4, horizontal branch air pipe 3 and a smoke exhaust port 1 are arranged in the reverse air flow direction from first to last, the air exhaust and smoke exhaust fan 7 is arranged between the vertical main air pipe 10 and the vertical main air pipe 10, the vertical main air pipe 10 is arranged between the horizontal main air pipe 5, the vertical main air pipe 10 is arranged between the air outlet 19 and the horizontal branch air pipe 3, and the smoke exhaust port 1 are respectively connected through fire valves 6, 9, 20 and 2. The air supply and supplement module comprises a rainproof shutter II 11, an air supply and supplement fan 12, an air pipe vertical main pipe II 14, an electric regulating valve 15 and an air supply outlet 17 which are arranged from beginning to end in the opposite air flow direction, wherein the air supply and supplement fan 12 is connected with the air pipe vertical main pipe II 14 and the electric regulating valve 15 is connected with the air supply outlet 17 through fireproof valves 13 and 16 respectively.
The utility model is suitable for an one deck garage or multilayer garage, wherein including setting up the underground garage of building layer below on the ground.
As shown in fig. 1, the garage is a garage with M layers of buildings on the ground and N layers of buildings underground, when the garage M is more than 0 and a smoke exhaust system is arranged on the floor on the ground, the exhaust and smoke exhaust fan 7 and the air supply and air supplement fan 12 are arranged on the roof layer of the buildings on the ground; as shown in fig. 2, when M =0 or there is no exhaust system on the floor, the exhaust/exhaust fan 7 and the supply/supplement fan 12 are installed on the uppermost floor of the garage, for example, the lower floor.
To the multilayer garage, the subassembly of discharging fume still includes the perpendicular branch pipe of the tuber pipe that runs through every layer in garage, and every layer in garage all is equipped with air exit, exhaust port and tuber pipe horizontal branch pipe, and the tuber pipe horizontal branch pipe on every layer is connected through perpendicular branch pipe of tuber pipe and the horizontal main pipe of tuber pipe respectively.
As shown in fig. 3, when the garage N =1, there is no air duct vertical branch pipe 4, and each air duct horizontal branch pipe 3 is directly connected to the air duct horizontal main pipe 5. The main smoke outlet is arranged on the air pipe horizontal main pipe of the garage, the secondary smoke outlet is arranged on the air pipe horizontal branch pipe, and the air pipe horizontal branch pipe is arranged above the parking space.
Each layer of the garage is provided with an induction fan 18, an air outlet 19, a smoke outlet 1 and an air supply outlet 17, the air outlet 19 is connected with a first vertical main pipe 10 of an air pipe through a fire damper 20, the smoke outlet 19 is connected with a horizontal branch pipe 3 of the air pipe through a fire damper 2, and the air supply outlet 17 is connected with an electric adjusting valve 15 through a fire damper 16.
The number of the vertical branch pipes 4 of the air pipe of the garage is K, K is larger than or equal to 1, and the designed smoke discharge amount = the sum of the smoke discharge amounts of the vertical branch pipes 4 of each air pipe.
The air exhaust and exhaust module can be decoupled into an independent air exhaust module and an independent exhaust module, and the air supply and air supplement module can be decoupled into an independent air supply module and an independent air supplement module. The designed exhaust volume of the exhaust fan = total exhaust volume of the garage/number of the exhaust fans.
The design method of the module structure comprises the following steps:
1. the decoupled smoke exhaust, air supplement, air exhaust and air supply modules are not required to be divided or used according to smoke-proof subareas, namely, a set of mechanical air exhaust and smoke exhaust system and a set of air supply and air supplement system are arranged in each smoke-proof subarea. The decoupled smoke exhausting, air supplementing, air exhausting and air supplying module can flexibly adopt a dual-purpose scheme, for example, two smoke preventing subareas in a fire preventing subarea can be used as one set of smoke exhausting system, multiple layers can be used as one set of air supplementing system, multiple layers can be used as one set of air supplying system, an overground smoke exhausting system can be used as an underground garage smoke exhausting system, and an overground air supplementing system can be used as an underground garage air supplementing system.
2. When a set of mechanical air exhaust and smoke exhaust module is adopted in the vertical multi-layer structure, the calculated air quantity of the air exhaust and smoke exhaust fan can be determined according to the sum of the smoke exhaust quantities of any two smoke-proof subareas, and the requirements of relevant specifications are met. The perpendicular branch pipe of tuber pipe divides into K, and the design volume of discharging fume = the sum of the perpendicular branch pipe volume of discharging fume of every tuber pipe to reduce the size of perpendicular branch pipe, properly toward post limit skew with the structure roof beam simultaneously, perpendicular branch pipe and wind-shaft's size is less this moment, the space department of arranging between the post that can be nimble, and does not influence the parking. The vertical branch pipes are connected with the horizontal branch pipes of the air pipes, the fire valves and the smoke outlets at all layers. Because the size of the air shaft is very small, the size of the secondary beam at the opening position of the floor slab is very small or no beam is arranged, and when the horizontal branch pipe of the air pipe is attached to the secondary beam or the slab bottom for construction, the net height of the garage is not influenced.
3. When the single-layer garage adopts the mechanical air exhaust and smoke exhaust module, the calculated air quantity of the air exhaust and smoke exhaust fan can be determined according to the sum of the smoke exhaust quantities of the two smoke-proof subareas, and the requirements of relevant specifications are met. The smoke exhaust pipe of each smoke prevention subarea is divided into 1 air pipe horizontal main pipe, a smoke exhaust port and a fire damper thereof, 1 or more air pipe horizontal branch pipes, a smoke exhaust port and a fire damper thereof, the air pipe horizontal main pipe and the smoke exhaust port thereof bear most of smoke exhaust amount, and the air pipe horizontal branch pipes and the smoke exhaust port thereof bear a small part of smoke exhaust amount. The size of the horizontal branch pipe of the air pipe (the length of the cross section of the air pipe is multiplied by the width) can be reduced to 630X100mm, and the change of a spraying system can not be caused; and arrange in the parking stall top, utilize the net high demand difference in parking stall and lane to arrange the tuber pipe.
4. When mechanical air exhaust modules are adopted in vertical layers, a plurality of sets of air exhaust systems can be adopted to run in parallel, and the total air exhaust volume is determined according to the ventilation volume requirement of an automobile garage. The air quantity of each set of exhaust system is properly reduced, and the problem of overlarge air quantity, size and noise of a single fan can be avoided, so that a fan room can be hidden at the positions of an interlayer, a soil covering layer and the like, the effective utilization rate of the garage is improved, and a parking space is increased. The exhaust system does not need to be arranged according to fire prevention subareas and can be flexibly and uniformly arranged in the garage range. And each layer of the garage is provided with an induction fan, so that the ventilation and air exchange of the garage are uniform.
5. When the vertical multi-layer adopts the mechanical air supply module, a plurality of sets of air supply systems can be adopted to run in parallel, the total air supply quantity is determined according to 80 percent of the total air exhaust quantity of the garage, and the requirements of relevant specifications are met. Each set of mechanical air supply module is only provided with 1 air pipe vertical main pipe II, and the corner position where the air pipe vertical main pipe can not be parked can be selected.
Claims (6)
1. The utility model provides a garage ventilates and exhaust fume system which characterized in that: the device comprises a mechanical air exhaust and smoke exhaust module and a mechanical air supply and air supplement module which are arranged in a garage; the mechanical air and smoke exhaust module comprises a first rain-proof shutter, a first air and smoke exhaust fan, a first air pipe vertical main pipe and an air outlet which are sequentially connected in a reverse air flow direction, the first air pipe vertical main pipe is branched into a first air pipe horizontal main pipe, K smoke exhaust assemblies are respectively connected to the first air pipe horizontal main pipe, K is more than or equal to 1, each smoke exhaust assembly comprises a first air pipe horizontal branch pipe and a smoke outlet which are sequentially connected in the reverse air flow direction, wherein the first air and smoke exhaust fan is connected between the first air pipe vertical main pipe, the first air pipe vertical main pipe and the first air pipe horizontal main pipe, the first air pipe vertical main pipe and the air outlet and the horizontal air pipe branch pipe and the smoke outlet are respectively connected through a fireproof valve; the air supply and supplement module comprises a second rainproof shutter, an air supply and supplement fan, a second air pipe vertical dry pipe, an electric regulating valve and an air supply outlet which are sequentially connected along the air flow direction, wherein the air supply and supplement fan is connected with the second air pipe vertical dry pipe through the fireproof valve, and the electric regulating valve is connected with the air supply outlet through the fireproof valve.
2. The garage ventilation and smoke exhaust system of claim 1, wherein: the garage is the multilayer garage, the subassembly of discharging fume still includes the perpendicular branch pipe of the every layer tuber pipe that runs through the garage, and every layer in garage all is equipped with air exit, exhaust port and tuber pipe horizontal branch pipe, and the tuber pipe horizontal branch pipe on every layer is connected through perpendicular branch pipe of tuber pipe and the horizontal main pipe of tuber pipe respectively.
3. The garage ventilation and smoke exhaust system of claim 2, wherein: the garage is an underground garage arranged below an overground building layer, and the air exhaust and exhaust fan, the rain-proof shutter I, the rain-proof shutter II and the air supply and supplement fan are arranged on a roof of the overground building layer.
4. The garage ventilation and smoke exhaust system of claim 1, 2 or 3, wherein: and each layer of the garage is provided with an air supply outlet, and the air pipe vertical main pipe II penetrates through each layer of the garage and is connected with the air supply outlet through a fire damper respectively.
5. The garage ventilation and smoke exhaust system of claim 1, 2 or 3, wherein: the horizontal main pipe of the air pipe is arranged at the top of the parking place on the uppermost layer of the garage.
6. The garage ventilation and smoke exhaust system according to claim 1, 2 or 3, characterized in that: an induction fan is arranged in front of the air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220960849.3U CN217423530U (en) | 2022-04-25 | 2022-04-25 | Ventilation and smoke exhaust system for garage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220960849.3U CN217423530U (en) | 2022-04-25 | 2022-04-25 | Ventilation and smoke exhaust system for garage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217423530U true CN217423530U (en) | 2022-09-13 |
Family
ID=83185431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220960849.3U Expired - Fee Related CN217423530U (en) | 2022-04-25 | 2022-04-25 | Ventilation and smoke exhaust system for garage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217423530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811799A (en) * | 2022-04-25 | 2022-07-29 | 湖北长湘联商贸有限公司 | Ventilation and smoke exhaust system and method for garage |
-
2022
- 2022-04-25 CN CN202220960849.3U patent/CN217423530U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811799A (en) * | 2022-04-25 | 2022-07-29 | 湖北长湘联商贸有限公司 | Ventilation and smoke exhaust system and method for garage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |