CN201327145Y - Aerial ventilation pressure equalizer - Google Patents
Aerial ventilation pressure equalizer Download PDFInfo
- Publication number
- CN201327145Y CN201327145Y CNU2008202013523U CN200820201352U CN201327145Y CN 201327145 Y CN201327145 Y CN 201327145Y CN U2008202013523 U CNU2008202013523 U CN U2008202013523U CN 200820201352 U CN200820201352 U CN 200820201352U CN 201327145 Y CN201327145 Y CN 201327145Y
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- chamber
- blinds
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Abstract
The utility model relates to an aerial ventilation pressure equalizer. The aerial ventilation pressure equalizer has the following characteristics: the aerial ventilation pressure equalizer comprises a ventilation chamber and a partition board (3) with ventilation holes (31); wherein the partition board (3) partitions the ventilation chamber into an air intake chamber (1) and an air exhaust chamber (2); the air intake chamber (1) is communicated with the air exhaust chamber (2) through the ventilation holes (31) on the partition board (3); the air intake chamber (1) is provided with an air inlet (11); the air exhaust chamber (2) is provided with an air exhaust outlet (21); an air intake shutter (12) is arranged at the air inlet (11); and an air exhaust shutter (22) is arranged at the air exhaust outlet (21). Consequently, the pressure equalizer comprises the air intake chamber, the air exhaust chamber, the partition board, the air intake shutter, the air exhaust shutter and the like. By arranging the pitching of the air intake shutter and the air exhaust shutter in the same orientation, the affection of the outdoor wind pressure and wind direction can be counteracted through the air intake chamber and the air exhaust chamber communicated with each other, so that the affection of the aerial outdoor wind power and wind direction on ventilation can be effectively eliminated. Meanwhile, because of the pressure energy effect of the ventilation mechanism, wind pressure does not need to be taken into consideration, and the operation pressure and energy consumption of the equipment are reduced.
Description
Technical field
The utility model relates to a kind of high-altitude and advances the air draft pressure-equalizing device, belongs to building ventilation and air conditioner technical field.
Background technology
The outdoor wind speed in high-altitude is much higher than the wind speed on ground, wind direction to the pressure surface angle of facining the wind of spherical general only for facing the wind to about 90 °, all the other directions are negative pressuren zone, the wind direction in high-altitude changes again greatly, thereby the blast that causes into air draft place also constantly changes thereupon, and this just gives and is positioned at the air-conditioning in high-altitude or the air intake and the air draft of ventilating system brought adverse effect.Therefore when considering the pressure head of blower fan, except overcoming air-conditioning or ventilating system internal drag, also to overcome the into pressure of exhaust outlet.The pressure reduction that good air inlet design should reduce the structural drag of air port annex as far as possible and advance air draft place, and wish that it is stabilized in certain scope, is not subjected to ectocine.At present conventional way is annular grading ring to be set advancing exhaust outlet, though can reduce the influence that air-conditioning or ventilating system are subjected to outside wind pressure to a certain extent, its effect does not also reach the requirement of domestic consumer.
Summary of the invention
The purpose of this utility model, be air-conditioning or ventilating system to be advanced the adverse effect that air draft causes in order to overcome the outdoor wind speed in too high high-altitude, provide a kind of high-altitude to advance the air draft pressure-equalizing device, this device can effectively be eliminated the outdoor wind speed in high-altitude air-conditioning or ventilating system are advanced the adverse effect that air draft causes, thereby reduces the operating pressure and the energy consumption of equipment.
The purpose of this utility model can reach by following technical solution:
The air draft pressure-equalizing device is advanced in a kind of high-altitude, and its design feature is: comprise the dividing plate of draft chamber and band air vent, dividing plate is separated into inlet air plenum and exhaust air box with the draft chamber, and inlet air plenum is communicated with exhaust air box by the air vent on the dividing plate; Inlet air plenum is provided with air inlet, and exhaust air box is provided with exhaust outlet, is provided with the air intake blinds at the air inlet place, at the exhaust outlet place air draft blinds is set.
The purpose of this utility model can also reach by following technical solution:
A kind of embodiment of the present utility model is: there is ventilating mechanisms the position of the air vent of close dividing plate in inlet air plenum, the interior or room conditioning of described ventilating mechanisms communication chamber; Described ventilating mechanisms can be made of conventional natural ventilation equipment, air exhauster or exhaust fan etc.
A kind of embodiment of the present utility model is: the cross section of described dividing plate is
Shape, air vent are arranged on the bottom of the perpendicular end of dividing plate.
A kind of embodiment of the present utility model is: described air inlet is positioned at the below of exhaust outlet, and air intake blinds, air draft blinds are together towards setting.
A kind of embodiment of the present utility model is: the air intake blinds is a kind of rain-proof type blinds.
A kind of embodiment of the present utility model is: the air draft blinds is a kind of rain-proof type blinds.
The beneficial effects of the utility model are:
The utility model is the pressure equaliser that is made of inlet air plenum, exhaust air box, dividing plate, air intake blinds and air-out blinds etc.It by advance, the air draft blinds is with being provided with towards height, the influence of outside wind pressure, wind direction is cancelled out each other by the inlet air plenum, the exhaust air box that are communicated with, high-altitude outdoor wind-force and wind direction have effectively been eliminated to advancing the influence of air draft, because the ventilating mechanisms pressure head need not to consider outside wind pressure, therefore reduced the operating pressure and the energy consumption of equipment, had energy savings, reduce the beneficial effect that wind is made an uproar.
Description of drawings
Fig. 1 is the structural representation of a specific embodiment of the utility model.
The specific embodiment
Specific embodiment:
With reference to Fig. 1, it comprises the dividing plate 3 of draft chamber and band air vent 31 present embodiment, and the draft chamber is separated into an inlet air plenum 1, an exhaust air box 2 by dividing plate 3, and inlet air plenum 1, exhaust air box 2 are interconnected by the air vent on the dividing plate 3 31; Described inlet air plenum 1 is provided with air inlet 11, and described exhaust air box 2 is provided with exhaust outlet 21, is provided with air intake blinds 12, air draft blinds 22 respectively at air inlet 11, exhaust outlet 21 places.
In the present embodiment, air intake blinds 12 is a kind of rain-proof type blinds.Air draft blinds 22 is a kind of rain-proof type blinds.The cross section of described dividing plate 3 is
Shape, air vent 31 is arranged on the bottom of the perpendicular end of dividing plate 3.Described air inlet 11 is positioned at the below of exhaust outlet 21, and air intake blinds 12, air draft blinds 22 are together towards setting.The position of the air vent of close dividing plate is provided with ventilating mechanisms 4 in inlet air plenum, the interior or room conditioning of described ventilating mechanisms communication chamber; Described ventilating mechanisms can be made of conventional natural ventilation equipment, air exhauster or exhaust fan etc.
Operation principle of the present utility model:
Outdoor new wind enters in the inlet air plenum by the air intake blinds, enter in the exhaust air box by the air vent on ventilation equipment, the dividing plate, outdoor by the discharge of air draft blinds at last, the effect of dividing plate is that inlet air plenum and exhaust air box are separated, thereby avoids the intersection turbulent flow between air intake, the air draft.By advance, the air draft blinds is with being provided with towards height, the influence of outside wind pressure, wind direction is cancelled out each other by the inlet air plenum, the exhaust air box that are communicated with, effectively eliminated high-altitude outdoor wind-force and wind direction to advancing the influence of air draft, the ventilating mechanisms pressure head can need not to consider blast, has reduced the operating pressure and the energy consumption of equipment.
According to pressure balance principle, following computing formula is arranged:
P1+PE＝ΔP+P0
That is: PE=Δ P
In the formula, P0, P1 represent outdoor additional blast; PE represents the ventilating mechanisms pressure head; Δ P represents internal system resistances such as air channel, air intake blinds, air draft blinds.Outdoor new wind enters inlet air plenum 1 by air intake blinds 12, enters exhaust air box 2 by ventilating mechanisms 4, air vent 31, and is outdoor by 21 discharges of air draft blinds at last, and dividing plate 3 is used for separating inlet air plenum 1 and exhaust air box 2 is avoided into air draft intersection turbulent flow.
The pressure head that is ventilating mechanisms 4 only need overcome resistances such as internal system air channel, blinds, and is irrelevant with outside wind pressure P0.
Other embodiment:
Change the shape of dividing plate or adopt air intake blinds, the air draft blinds of other types all to belong to protection domain of the present utility model.
Claims (7)
1, the air draft pressure-equalizing device is advanced in a kind of high-altitude, it is characterized in that: the dividing plate (3) that comprises draft chamber and band air vent (31), dividing plate (3) is separated into inlet air plenum (1) and exhaust air box (2) with the draft chamber, and inlet air plenum (1) is communicated with exhaust air box (2) by the air vent (31) on the dividing plate (3); Inlet air plenum (1) is provided with air inlet (11), and exhaust air box (2) is provided with exhaust outlet (21), locates to be provided with air intake blinds (12) at air inlet (11), locates to be provided with air draft blinds (22) at exhaust outlet (21).
2, the air draft pressure-equalizing device is advanced in a kind of high-altitude according to claim 1, it is characterized in that: the position of the air vent (31) of close dividing plate (3) is provided with ventilating mechanisms (4) in inlet air plenum (1); Interior or the room conditioning of described ventilating mechanisms (4) communication chamber.
3, the air draft pressure-equalizing device is advanced in a kind of high-altitude according to claim 1, it is characterized in that: described ventilating mechanisms (4) is made of conventional natural ventilation equipment, air exhauster or exhaust fan.
4, the air draft pressure-equalizing device is advanced in a kind of high-altitude according to claim 1, it is characterized in that: the cross section of described dividing plate (3) is
Shape, air vent (31) are arranged on the perpendicular end bottom of dividing plate (3).
5, the air draft pressure-equalizing device is advanced in a kind of high-altitude according to claim 4, it is characterized in that: described air inlet (11) is positioned at the below of exhaust outlet (21), and air intake blinds (12), air draft blinds (22) are provided with in the same way.
6, the air draft pressure-equalizing device is advanced in a kind of high-altitude according to claim 1, it is characterized in that: described air intake blinds (12) is made of the rain-proof type blinds.
7, the air draft pressure-equalizing device is advanced in a kind of high-altitude according to claim 1, it is characterized in that: described air draft blinds (22) is made of the rain-proof type blinds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202013523U CN201327145Y (en) | 2008-09-28 | 2008-09-28 | Aerial ventilation pressure equalizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202013523U CN201327145Y (en) | 2008-09-28 | 2008-09-28 | Aerial ventilation pressure equalizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201327145Y true CN201327145Y (en) | 2009-10-14 |
Family
ID=41179117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202013523U Expired - Lifetime CN201327145Y (en) | 2008-09-28 | 2008-09-28 | Aerial ventilation pressure equalizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201327145Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484474A (en) * | 2015-12-25 | 2016-04-13 | 深圳市建筑设计研究总院有限公司 | Ventilating shaft structure with rainproof shutter |
| CN107120770A (en) * | 2017-04-28 | 2017-09-01 | 中联西北工程设计研究院有限公司 | A kind of natural ventilation system for being used to build large space |
-
2008
- 2008-09-28 CN CNU2008202013523U patent/CN201327145Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484474A (en) * | 2015-12-25 | 2016-04-13 | 深圳市建筑设计研究总院有限公司 | Ventilating shaft structure with rainproof shutter |
| CN105484474B (en) * | 2015-12-25 | 2017-10-13 | 深圳市建筑设计研究总院有限公司 | Ventilation well construction provided with stormproof louvre |
| CN107120770A (en) * | 2017-04-28 | 2017-09-01 | 中联西北工程设计研究院有限公司 | A kind of natural ventilation system for being used to build large space |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091014 |