CN203310034U - Roof fresh air device for aeration cooling of building - Google Patents
Roof fresh air device for aeration cooling of building Download PDFInfo
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- CN203310034U CN203310034U CN2013203316191U CN201320331619U CN203310034U CN 203310034 U CN203310034 U CN 203310034U CN 2013203316191 U CN2013203316191 U CN 2013203316191U CN 201320331619 U CN201320331619 U CN 201320331619U CN 203310034 U CN203310034 U CN 203310034U
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Abstract
The utility model discloses a roof fresh air device for aeration and cooling of a building. The roof fresh air device comprises a ventilation system, an indoor air volume adjusting system, an outdoor induction system, an indoor induction system and a central control system; the ventilation system comprises a natural ventilation air inlet, a forced convection ventilation air inlet and a columnar cavity, wherein the columnar cavity is positioned in the center of the device, an intracavity clapboard is arranged outside the columnar cavity, and an outer-cavity clapboard is arranged at the upper part of the columnar cavity; a filtering net is arranged between the columnar cavity and the air inlet. The utility model aims at providing an air intake and exhaust device, namely the roof fresh air device, for natural ventilation and cooling of the building. The air intake and exhaust device can help the building carry out indoor ventilation and cooling according to different indoor and outdoor air temperature conditions and remove an indoor heat load, meets fresh air requirements of indoor personnel and can be used for carrying out night cooling and ventilation of the building by combining with heat accumulation materials of the building, thus reducing the energy consumption of air-conditioning equipment of the building.
Description
Technical field
The utility model relates to the building energy-conservation aspect of passive type, and the heat sink that gravity-flow ventilation combines with mixed ventilation, especially relate to floor height higher, the single building type that the number of plies is few, and as factory building, museum, the room ventilation in gymnasium and the device of cooling.
Background technology
Europe Architecture ventilated and cooling to indoor environment with regard to the roof outdoor incoming flow of ledge collection that utilizes prevailing as far back as 18-19 century.But because building component is fixed, can't be for coming flow path direction to regulate, and the air intake air draft can't carry out simultaneously, the temperature of indoor and outdoor is not had to adaptive capacity, efficiency is lower.
Summary of the invention
For existing problem in the above-mentioned background technology, this device imitates the member that gathers gravity-flow ventilation, and it is optimized, and the air intake air draft can be carried out simultaneously, and for indoor comfort degree and outside air temperature condition, air quantity is carried out to flexible adjustment conveniently.The purpose of this utility model is to provide a kind of air exhausting device of air intake for building nature ventilation and cooling, this device can help to build for different be the indoor and outdoor temperature condition, carry out room ventilation and cooling, remove the Indoor Thermal load, meet the new wind demand of indoor occupant, the night cooling that can build of being combined with the building heat-storing material ventilates, and reduces the energy consumption of building air conditioning equipment.
For achieving the above object, the technical scheme taked of the utility model is:
A kind of air exhausting device of air intake for building nature ventilation and cooling, comprise ventilating system, indoor blast regulation system, outdoor induction system, indoor induction system and central control system, described ventilating system comprises gravity-flow ventilation air inlet, forced convertion ventilation air inlet and column cavity, described column cavity is positioned at device central authorities, outer setting chamber internal partition, top arranges horizontal baffle outside chamber, is provided with screen pack between column cavity and air inlet.
Described a kind of roof aeration device for the building ventilation cooling, is characterized in that described column cavity upper end is communicated with forced convertion ventilation air inlet.
Described a kind of roof aeration device for the building ventilation cooling, is characterized in that described indoor blast regulation system comprises volume damper and controller, and both are electrically connected to.
Described a kind of roof aeration device for the building ventilation cooling, is characterized in that described outdoor induction system comprises outdoor rainfall inductor, outdoor air velocity transducer and outdoor temperature sensor, and the three is electrically connected to central control system.
Described a kind of roof aeration device for the building ventilation cooling, is characterized in that described indoor induction system comprises indoor carbon dioxide inductor, indoor temperature transmitter and indoor control panel, and the three is electrically connected to central control system.
Described a kind of roof aeration device for the building ventilation cooling, is characterized in that described column cavity lower end can also arrange mini-van.
Described a kind of roof aeration device for the building ventilation cooling, is characterized in that described mini-van below can also arrange annular nonwoven inserted sheet.
The utility model can independently carry out by air intake and the air-out process of gravity-flow ventilation in four isolated chamber of cavity, pressure characteristics according to building windward side and lee face, the chamber of any two windward sides must become malleation, and air enters indoor by the chamber louver valve of flowing through.With after room air fully mixes, temperature rises, and utilizes the density contrast of cold and hot air, outside the vacuum cavity discharge chamber of hot air rising via the device lee face when the lower outdoor air of temperature.The air-flow of the poor formation of this dependence gas density, without any need for power set, can carry out the interior space effectively aeration-cooling.
Too small when the pressure reduction of indoor and outdoor, in the time of can not effectively carrying out gravity-flow ventilation, can by the mini-van of middle chamber, extract outdoor air and enter the indoor ventilation by forced draft heat exchange of carrying out.In the situation that the summer climate drying installs wet-bulb temperature evaporated cooling inserted sheet additional in the mini-van bottom, can make to enter the absorption of air moisture of cavity, reduce temperature.After airborne water capacity increased, it is large that atmospheric density becomes, and naturally sinks, and is beneficial to room temperature lowering and ventilation.
Therefore, the beneficial effect the utlity model has is:
This aeration-cooling device mainly contains two functions, and control system is regulated the air quantity of device according to the priority of function.
Function one, extract outdoor new wind, meets the new wind hygienic requirements of indoor occupant.
Function two, the lower outdoor new wind of collection temperature enter air indoor and that indoor temperature is higher and carry out mixed heat transfer, remove the thermic load that indoor equipment and personnel produce.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, gravity-flow ventilation air inlet, 2, screen pack, 3, the chamber internal partition, 4, forced convertion ventilation air inlet, 5, the column cavity, 6, mini-van, 7, horizontal baffle outside chamber, 8, annular nonwoven inserted sheet, 9, volume damper, 10, controller, 11, outdoor rainfall inductor, 12, outdoor air velocity transducer, 13, outdoor temperature sensor, 14, the indoor carbon dioxide inductor, 15, indoor temperature transmitter, 16, indoor control panel, 17, central control system.
The specific embodiment
Below in conjunction with accompanying drawing and example, the utility model is described further.
As shown in the figure, a kind of roof aeration device for the building ventilation cooling, comprise ventilating system, indoor blast regulation system, outdoor induction system, indoor induction system and central control system 17, it is characterized in that described ventilating system comprises gravity-flow ventilation air inlet 1, , forced convertion ventilation air inlet 4, column cavity 5, , described column cavity 5 is positioned at device central authorities, outer setting chamber internal partition 3, top arranges horizontal baffle 7 outside chamber, between column cavity 5 and air inlet, be provided with screen pack 2, described column cavity 5 upper ends are communicated with forced convertion ventilation air inlet 4, described indoor blast regulation system comprises volume damper 9 and controller 10, both are electrically connected to, , described outdoor induction system comprises outdoor rainfall inductor 11, outdoor air velocity transducer 12 and outdoor temperature sensor 13, the three is electrically connected to central control system 17, described indoor induction system comprises indoor carbon dioxide inductor 14, indoor temperature transmitter 15 and indoor control panel 16, the three is electrically connected to central control system 17, described column cavity (5) lower end can also arrange mini-van 6, described mini-van 6 belows can also arrange annular nonwoven inserted sheet 8.
The course of work of the present utility model is as described below:
As shown in Figure 1 in embodiment, install device, outside natural airflow is around building, via cavity grid gravity-flow ventilation air inlet 1, enter indoor, due to chamber internal partition 3 being set in cavity, cavity over against windward side becomes malleation, and the cavity of lee face becomes negative pressure, and natural wind directly enters indoor by cavity.For the larger building of Indoor Thermal load, indoor air temperature is generally higher than outside air temperature, due to the poor effect of force density, outdoor cold air is deposited to the indoor and higher air of temperature and carries out abundant mixed heat transfer, the cavity of device lee face is negative pressure, and the room air that temperature is higher naturally rises and discharges building by the suction surface cavity.In the situation that outside wind pressure is less, mini-van 6 in middle small-size columnar cavity body 5 can be used as the ventilation supplementary means, the extraction outdoor air enters indoor by forced convertion ventilation air inlet 4, carry out the forced convertion ventilation, in the situation that the summer climate drying, below mini-van 6, install annular nonwoven inserted sheet 8 additional, can make to enter the absorption of air moisture of cavity, after airborne water capacity increased, it is large that atmospheric density becomes, naturally sink, be beneficial to room temperature lowering and ventilation.Outdoor rainfall inductor 11 and outdoor air velocity transducer 12 can be measured outside air temperature, in the situation that outside air temperature is not suitable for gravity-flow ventilation, close volume damper 9 by controller 10, do not ventilate.By indoor temperature transmitter 13 and the carbon dioxide sensor 14 indoor indoor temperature of monitoring and gas concentration lwevels, thereby regulate the opening degree of volume damper 9, guarantee room air and the comfortableness of temperature in each with this in season.
Claims (7)
1. roof aeration device for building ventilation cooling, comprise ventilating system, indoor blast regulation system, outdoor induction system, indoor induction system and central control system (17), it is characterized in that: described ventilating system comprises gravity-flow ventilation air inlet (1), forced convertion ventilation air inlet (4) and column cavity (5), described column cavity (5) is positioned at device central authorities, outer setting chamber internal partition (3), top arranges horizontal baffle outside chamber (7), between column cavity (5) and air inlet, is provided with screen pack (2).
2. a kind of roof aeration device for building ventilation cooling according to claim 1, it is characterized in that: described column cavity (5) upper end is communicated with forced convertion ventilation air inlet (4).
3. a kind of roof aeration device for building ventilation cooling according to claim 1, it is characterized in that: described indoor blast regulation system comprises volume damper (9) and controller (10), both electrical connections.
4. a kind of roof aeration device for building ventilation cooling according to claim 1, it is characterized in that: described outdoor induction system comprises outdoor rainfall inductor (11), outdoor air velocity transducer (12) and outdoor temperature sensor (13), and the three is electrically connected to central control system (17).
5. a kind of roof aeration device for building ventilation cooling according to claim 1, it is characterized in that: described indoor induction system comprises indoor carbon dioxide inductor (14), indoor temperature transmitter (15) and indoor control panel (16), and the three is electrically connected to central control system (17).
6. a kind of roof aeration device for building ventilation cooling according to claim 1, it is characterized in that: described column cavity (5) lower end can also arrange mini-van (6).
7. a kind of roof aeration device for the building ventilation cooling according to claim 6, is characterized in that: below described mini-van (6), annular nonwoven inserted sheet (8) can also be set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203316191U CN203310034U (en) | 2013-06-07 | 2013-06-07 | Roof fresh air device for aeration cooling of building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203316191U CN203310034U (en) | 2013-06-07 | 2013-06-07 | Roof fresh air device for aeration cooling of building |
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| Publication Number | Publication Date |
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| CN203310034U true CN203310034U (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203316191U Expired - Fee Related CN203310034U (en) | 2013-06-07 | 2013-06-07 | Roof fresh air device for aeration cooling of building |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103743054A (en) * | 2014-01-13 | 2014-04-23 | 山东电力工程咨询院有限公司 | Bottom vacuum control heating system and method for super-large space buildings |
| CN104482622A (en) * | 2014-11-26 | 2015-04-01 | 四川天启智源科技有限公司 | Controllable circular air freshening system of building |
| CN104764133A (en) * | 2015-02-15 | 2015-07-08 | 哈尔滨工业大学 | Indoor ceiling hybrid ventilation device |
| CN105934636A (en) * | 2014-01-20 | 2016-09-07 | 松下知识产权经营株式会社 | Ventilation system |
| CN107252594A (en) * | 2017-06-20 | 2017-10-17 | 安徽钟南防化科技有限公司 | A kind of air filter of automatic switchover |
| CN113513800A (en) * | 2021-04-25 | 2021-10-19 | 西南交通大学 | Based on CO2Fresh air system control method and device for concentration and building ventilation rate |
-
2013
- 2013-06-07 CN CN2013203316191U patent/CN203310034U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103743054A (en) * | 2014-01-13 | 2014-04-23 | 山东电力工程咨询院有限公司 | Bottom vacuum control heating system and method for super-large space buildings |
| CN103743054B (en) * | 2014-01-13 | 2017-01-25 | 山东电力工程咨询院有限公司 | Bottom vacuum control heating system and method for super-large space buildings |
| CN105934636A (en) * | 2014-01-20 | 2016-09-07 | 松下知识产权经营株式会社 | Ventilation system |
| CN105934636B (en) * | 2014-01-20 | 2018-12-14 | 松下知识产权经营株式会社 | Air exchange system |
| CN104482622A (en) * | 2014-11-26 | 2015-04-01 | 四川天启智源科技有限公司 | Controllable circular air freshening system of building |
| CN104764133A (en) * | 2015-02-15 | 2015-07-08 | 哈尔滨工业大学 | Indoor ceiling hybrid ventilation device |
| CN107252594A (en) * | 2017-06-20 | 2017-10-17 | 安徽钟南防化科技有限公司 | A kind of air filter of automatic switchover |
| CN113513800A (en) * | 2021-04-25 | 2021-10-19 | 西南交通大学 | Based on CO2Fresh air system control method and device for concentration and building ventilation rate |
| CN113513800B (en) * | 2021-04-25 | 2022-06-17 | 西南交通大学 | Fresh air system control method and device based on CO2 concentration and building ventilation rate |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |