CN205536363U - Underground garage ventilation structure - Google Patents
Underground garage ventilation structure Download PDFInfo
- Publication number
- CN205536363U CN205536363U CN201620288294.7U CN201620288294U CN205536363U CN 205536363 U CN205536363 U CN 205536363U CN 201620288294 U CN201620288294 U CN 201620288294U CN 205536363 U CN205536363 U CN 205536363U
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- China
- Prior art keywords
- garage
- blower fan
- airduct
- ventilating shaft
- underground
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an underground garage ventilation structure relates to building ventilation structure, underground garage ventilation structure is including setting up main ventilating shaft and four the at least ventilation unit in garage central authorities, be equipped with fan no. 1 in the main ventilating shaft, main ventilating shaft upper end lateral wall is provided with the exhaust port, ventilation unit includes tuber pipe and fan no. 2, and the tuber pipe is buried in the garage underground, the one end of tuber pipe and main ventilating shaft intercommunication, and the tuber pipe other end is for leading to external air outlet, and the lateral wall at tuber pipe middle part is equipped with the opening, and fan no. 2 is through this opening and tuber pipe intercommunication, be provided with the smoke transducer who is connected with a fan electricity in the main ventilating shaft, consequently this underground garage ventilation structure can suitably reduce the garage height owing to bury the tuber pipe underground, saves the space, and main ventilating shaft can be made by concrete or steel, and consequently main tuber pipe can also play the effect of stand, and main ventilating shaft setting is in garage central authorities for smog can not spread in the exit of leaving warehouse in a large number, is favorable to personnel to flee.
Description
Technical field
This utility model relates to building ventilation structure, is specifically related to a kind of ventilation systems in underground car parks structure.
Background technology
At present, urban highway traffic is crowded, and ground parking position is nervous, utilizes underground garage to solve parking the most universal；It addition, grassroot project must a number of underground civil defense engineering of auxiliary construction, peacetime these underground civil defense engineering majorities also as underground garage use.In China many areas, there is ventilate difference and serious moist problem in built underground garage high temperature season, and summer, the moist main cause of underground garage was that gravity-flow ventilation is poor in storehouse, and therefore the ventilating system in garage is the project of necessity.
In the Design of Ventilation System in garage, it is necessary to consider the content of following aspect: reduce the height in garage as far as possible, reducing the construction costs；Guarantee CO concentration, noise meet the requirement of environmental protection in garage；Reduce the problems such as ventilating system day-to-day operation cost.And the airduct of existing ventilating system is typically secured to top, garage, therefore to meet the installation needs of airduct, it is often necessary to the installation site of reserved airduct so that the actual height in garage increases；In addition to airduct to be played the effect of protection, some garage also needs to build out the top in garage one insulating space, to be arranged in insulating space the ventilation installation such as airduct and blower fan, and in insulating space in addition to the space that airduct takies, major part space is in idle state.
Utility model content
The purpose of this utility model is to provide a kind of ventilation systems in underground car parks structure, to save garage space.
For reaching above-mentioned purpose, base case of the present utility model is as follows:
Ventilation systems in underground car parks structure includes main air well and at least four unit ventilators being arranged on garage central authorities；Being provided with blower fan one in main air well, main air aboveground side wall is provided with exhaust opening, and main air well sidewall is further opened with installing port, corresponding at installing port is provided with dismountable shrouding；Described unit ventilators includes airduct and blower fan two, and airduct is distributed in garage, and airduct is buried in underground, garage, one end of airduct connects with main air well, the airduct other end is to lead to extraneous air outlet, and the sidewall in the middle part of airduct is provided with opening, and blower fan two is connected with airduct by this opening；It is provided with, in described main air well, the Smoke Sensor electrically connected with blower fan one.
This programme produces and provides the benefit that:
In this underground garage aeration structure, airduct is buried in underground, garage so that the insulating space installing airduct can save, and therefore can suitably reduce garage height, and the space in outbound can also obtain more efficient utilization；It is simpler relative to the work progress mounting airduct additionally to bury airduct, and therefore the construction cost of its correspondence also reduces.If main air well uses concrete or steel to make in this programme, air main may also operate as the effect of column, and the more compact structure making garage is brief.
The principle of this programme ventilation systems in underground car parks structure is:
Under normal circumstances, blower fan one does not works, and blower fan two works, and the air pollution in garage is sucked by blower fan two, and is discharged from air outlet by airduct；Under the effect of blower fan two, airduct will form air-flow from blower fan two to air outlet section, and therefore airduct is connected end formation negative pressure with main air well, then the exhaust opening of the aboveground end of main air will suck the air in garage, makes main air well play the effect of auxiliary ventilation with this.When in garage breaking out of fire and after forming a large amount of smog, concentrate on the top in garage in a large number due to smog, therefore under suction function, smog will quickly enter in main air well, then Smoke Sensor triggers, and blower fan one starts, in main air well, the flow of air increases so that smog Accelerating Removal；And owing to main air well is arranged on garage central authorities, therefore smog will flow to garage central authorities, i.e. smog will concentrate on garage central authorities in a large number so that smog will not be dispersed at garage exit in a large number, beneficially personnel escape.
Preferred version one: as the further optimization to base case, be additionally provided with, in described main air well, the humidity sensor electrically connected with blower fan one；Owing to underground garage is the moistest, arranging humidity sensor can be monitored the humidity in garage, when garage humidity is too high, humidity sensor will trigger blower fan one low cruise, and then the air exchange in enhancing garage, taken out of the moisture in garage by the flowing of air, reduce air humidity.
Preferred version two: as the further optimization to base case, power is blower fan one 15%～the 20% of described blower fan two；When power is blower fan one 15%～the 20% of blower fan two, i.e. can reach the demand of normal air exchange, the most also can save electricity.
Preferred version three: as the further optimization to base case, described unit ventilators also includes that the auxiliary ventilating shaft connected with airduct, described blower fan two are arranged in auxiliary ventilating shaft, and the upper end of described auxiliary ventilating shaft is provided with auxiliary exhaust opening；When garage is by time big, due to the smoke evacuation limited flow of main air well, and smog concentrates on top, garage in a large number, therefore arranges auxiliary ventilating shaft and can play the effect of auxiliary smoke evacuation.
Preferred version four: as the further optimization to preferred version three, described blower fan one is axial fan, and blower fan two is centrifugal fan；Owing to main air well is vertical shape, and axial fan is tubular, and therefore blower fan one uses axial fan, is conducive to installing；And blower fan two runs always, therefore use centrifugal fan noise less, additionally the air inlet of centrifugal fan and air outlet are the most on the same line, therefore air-flow can be introduced directly in airduct, advantageously form one-way gas flow, in main air well, form negative pressure, gas shock airduct sidewall can be reduced simultaneously, and lose momentum.
Preferred version five: as the further optimization to preferred version three, described air outlet is arranged on airduct side, is provided with shutter at described exhaust opening, air outlet, auxiliary exhaust opening；It is the most waterproof that the air outlet of airduct is arranged on airduct side, arranges shutter and air-flow is had guide effect, and shutter has dustproof effect simultaneously, it may have certain waterproof action.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment.
Detailed description of the invention
Below by detailed description of the invention, this utility model is described in further detail:
Reference in Figure of description includes: garage 1, main air well 2, airduct 3, auxiliary ventilating shaft 4, blower fan 1, exhaust opening 22, air outlet 31, blower fan 2 41, auxiliary exhaust opening 42.
Embodiment is the most as shown in Figure 1:
Main air well 2 that ventilation systems in underground car parks structure includes being arranged on garage 1 central authorities and four unit ventilators；Being provided with blower fan 1 in main air well 2, blower fan 1 is axial fan, and its model is HTF (A) profile shaft streaming smoke exhaust fan, the sidewall of main air well 2 upper end is provided with exhaust opening 22, is provided with shutter at exhaust opening 22；Unit ventilators includes airduct 3, blower fan 2 41 and auxiliary ventilating shaft 4, airduct 3 is buried in underground, garage 1, one end of airduct 3 connects with main air well 2, airduct 3 other end is to lead to the air outlet 31 outside garage 1, air outlet 31 is also disposed at the sidewall of airduct 3, and the shutter below deflection is installed at air outlet 31, to reach dust-proof purpose, can prevent water from entering in airduct 3 with a certain degree of simultaneously；Auxiliary ventilating shaft 4 is distributed in the periphery of main air well 2, and the upper end sidewall of auxiliary ventilating shaft 4 is provided with auxiliary exhaust opening 42, is provided with blower fan 2 41 in accessory fan, and blower fan 2 41 uses centrifugal fan, and its model is SF-DF5-69 centrifugal fan；Airduct 3 is corresponding to being provided with opening on the sidewall at auxiliary ventilating shaft 4, auxiliary ventilating shaft 4 is connected with airduct 3 by this opening, and the air outlet of blower fan 2 41 stretches in airduct 3；It is again provided with shutter at auxiliary exhaust opening 42, to reach dust-proof purpose, the power of blower fan 2 41 is the 15% of blower fan 1 power, and main air well 2 and auxiliary ventilating shaft 4 are made by concrete so that also act as the effect of garage 1 column while playing ventilation smoke exhaust effect；Additionally it is provided with installing port on the sidewall of main air well 2 and auxiliary ventilating shaft 4, and it is provided with shrouding corresponding at installing port, shrouding is fixed by screws on the sidewall of main air well 2 and auxiliary ventilating shaft 4 so that shrouding can be dismantled, and is beneficial to installation and the maintenance of the blower fan of correspondence.
Being provided with Smoke Sensor in main air well 2 and humidity passes pipe device, in the present embodiment, the model of Smoke Sensor is MQ-2 type Smoke Sensor, and the model of humidity sensor is KZWS/JD type absolute humidity sensor；Smoke Sensor electrically connects with blower fan 1 respectively with humidity sensor, and when Smoke Sensor triggers, then blower fan 1 is by high-speed cruising, and humidity sensor triggers, then blower fan 1 low cruise.
The specific works process of this enforcement ventilation systems in underground car parks structure is:
Under normal circumstances, blower fan 1 quits work, and blower fan 2 41 works, and the air pollution in garage 1 is sucked by blower fan 2 41 by auxiliary exhaust opening, and is discharged from air outlet 31 by airduct 3；Under the effect of blower fan 2 41, airduct 3 will form air-flow from blower fan 2 41 to air outlet 31 sections, and airduct 3 is connected end and forms negative pressure with main air well 2, then the exhaust opening 22 of main air well 2 upper end will suck the air in garage 1, plays the effect of auxiliary ventilation with this.After occurring in garage 1 that fire produces a large amount of smog, the top in garage 1 is concentrated in a large number due to smog, and in main air well 2, form negative pressure, smog will quickly enter in main air well 2, then Smoke Sensor triggers, blower fan 1 high-speed cruising, and in main air well 2, the flow of air increases, make smog Accelerating Removal, and auxiliary ventilating shaft 4 now has the effect of auxiliary smoke evacuation；Owing to main air well 2 is arranged on garage 1 central authorities, therefore smog will will concentrate on garage 1 central authorities in a large number to the flowing of garage 1 central authorities, i.e. smog so that smog will not be dispersed at garage exit in a large number, beneficially personnel escape.When garage 1 humidity is too high, humidity sensor triggers, blower fan 1 low cruise, and then strengthens the air exchange in garage 1, and is taken out of by the humid air in garage 1 by air-flow, reduces air humidity in garage 1.
Above-described is only embodiment of the present utility model, and in scheme, the known general knowledge such as concrete structure and characteristic too much describes at this.Should be understood that; for a person skilled in the art, on the premise of without departing from this utility model structure, it is also possible to make some deformation and improvement; these also should be considered as protection domain of the present utility model, and these are all without affecting effect and the practical applicability that this utility model is implemented.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. records the content that may be used for explaining claim.
Claims (6)
1. a ventilation systems in underground car parks structure, it is characterised in that include main air well and at least four unit ventilators being arranged on garage central authorities；Being provided with blower fan one in main air well, main air aboveground side wall is provided with exhaust opening, and main air well sidewall is further opened with installing port, corresponding at installing port is provided with dismountable shrouding；Described unit ventilators includes airduct and blower fan two, and airduct is distributed in garage, and airduct is buried in underground, garage, one end of airduct connects with main air well, the airduct other end is to lead to extraneous air outlet, and the sidewall in the middle part of airduct is provided with opening, and blower fan two is connected with airduct by this opening；It is provided with, in described main air well, the Smoke Sensor electrically connected with blower fan one.
Ventilation systems in underground car parks structure the most according to claim 1, it is characterised in that be additionally provided with, in described main air well, the humidity sensor electrically connected with blower fan one.
Ventilation systems in underground car parks structure the most according to claim 1, it is characterised in that power is blower fan one 15%～the 20% of described blower fan two.
Ventilation systems in underground car parks structure the most according to claim 1, it is characterised in that described unit ventilators also includes that the auxiliary ventilating shaft connected with airduct, described blower fan two are arranged in auxiliary ventilating shaft, and the upper end of described auxiliary ventilating shaft is provided with auxiliary exhaust opening.
Ventilation systems in underground car parks structure the most according to claim 4, it is characterised in that described blower fan one is axial fan, and blower fan two is centrifugal fan.
Ventilation systems in underground car parks structure the most according to claim 4, it is characterised in that described air outlet is arranged on airduct side, described exhaust opening, air outlet and auxiliary exhaust opening are provided with shutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620288294.7U CN205536363U (en) | 2016-04-08 | 2016-04-08 | Underground garage ventilation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620288294.7U CN205536363U (en) | 2016-04-08 | 2016-04-08 | Underground garage ventilation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205536363U true CN205536363U (en) | 2016-08-31 |
Family
ID=56789995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620288294.7U Expired - Fee Related CN205536363U (en) | 2016-04-08 | 2016-04-08 | Underground garage ventilation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205536363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113776146A (en) * | 2021-09-09 | 2021-12-10 | 北京城建集团有限责任公司 | Ventilation filtering device for civil air defense engineering |
-
2016
- 2016-04-08 CN CN201620288294.7U patent/CN205536363U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113776146A (en) * | 2021-09-09 | 2021-12-10 | 北京城建集团有限责任公司 | Ventilation filtering device for civil air defense engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20200408 |