CN201191057Y - Mechanical ventilation roofing - Google Patents
Mechanical ventilation roofing Download PDFInfo
- Publication number
- CN201191057Y CN201191057Y CNU2008200459296U CN200820045929U CN201191057Y CN 201191057 Y CN201191057 Y CN 201191057Y CN U2008200459296 U CNU2008200459296 U CN U2008200459296U CN 200820045929 U CN200820045929 U CN 200820045929U CN 201191057 Y CN201191057 Y CN 201191057Y
- Authority
- CN
- China
- Prior art keywords
- layer
- force ventilation
- ventilation roofing
- ventilation
- roofing according
- Prior art date
- 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
Links
Images
Abstract
The utility model discloses a mechanical ventilation roof, which comprises a roof substrate and a thermal pressure ventilation layer provided on the roof substrate, composed of a plurality of large step brick ventilation plates and provided with a plurality of bottom air inlets, wherein the thermal pressure ventilation layer is provided with a plurality of upper air outlets communicated with the bottom air inlets, and the upper air outlets are provided with a fan. The mechanical ventilation roof provided with bottom air inlets and upper air outlets having convection can utilize solar energy thermal pressure theory and utilize the fan to realize forced ventilation, to discharge the hot air accumulated in the thermal pressure ventilation layer to discharge much hot air, thereby improving the ventilation thermal insulation property of the roof and reducing the energy consumption of temperature reduction of top building.
Description
Technical field
The utility model relates to a kind of ventilation roofing, is specifically related to the ventilation roofing of a kind of applied solar energy hot pressing and blower fan air-supply combination, belongs to building structure field.
Background technology
Building energy consumption shared ratio in China's total energy consumption is very big, being about 25%-40%. compares with world developed country and also has sizable gap, for example, hot functional all close than weather developed country's difference of the most regional building enclosures of China is many, heat transfer coefficient of outer wall is their 3.5-4.5 times, exterior window is 2-3 times, and roofing is 3-6 times; And the energy consumption of unit construction area is also very high, and energy utilization rate is also very low, only is 28%, American-European average near 50%, Japan be 57%. but the utilizable energy source of China is extremely limited, this has caused the great attention of China.The roof is as the indoor/outdoor temperature-difference heat transfer heat consumption that a kind of building envelope caused, greater than the heat consumption on any exterior wall or ground.The hot summer and warm winter region sunshine-duration in summer is long, and intensity of solar radiation is big, and the air comprehensive temperature of common horizontal roofing outer surface reaches 50～70 ℃, and the top layer indoor temperature will exceed 2～4 ℃ than its lower floor's indoor temperature.The traditional architecture roofing of southern area adopts the heat insulation of a definite form, as Canton-tile floor ventilation roofing etc., along with increasing of parapet of roofing, the instability of wind direction, and this traditional Canton-tile floor ventilation roofing is full wafer sealing splicing, be that its top layer face closure connects, have only the ventilating opening of Canton-tile floor bottom, atmosphere draught-free in the Canton-tile floor ventilation roofing interbed, only be equivalent to an occluded air interbed, effect of heat insulation is not good, thereby top room air-conditioning power consumption is big, ubiquity baking sense.The heat-proof quality of this roofing is demanded urgently improving.Therefore, improve the heat-proof quality of ventilation roofing, the ability that southern area is improved opposing outdoor heat effect in summer is even more important, and this also is to reduce the air-conditioning power consumption, improves important measures of indoor thermal environment.
Summary of the invention
The purpose of this utility model is at the deficiencies in the prior art part, the force ventilation roofing that a kind of cross-ventilation is good, can in time drain the hot-air that roofing gathers is provided, and it effectively solves atmosphere draught-free, the not good problem of heat-proof quality of existing traditional Canton-tile floor ventilation roofing.
In order to achieve the above object, the utility model is by the following technical solutions:
The force ventilation roofing, comprise roof structure basic unit, be provided with the hot pressing ventilating layer of forming by some Canton-tile floor ventilating boards above the described roof structure basic unit with some bottom air inlet mouths, be provided with some top air outlets that are communicated with the bottom air inlet mouth in this hot pressing ventilating layer, and described top air outlet is provided with blower fan.
Above-mentioned roof structure basic unit is made up of structure sheaf, screed-coat, watertight composition, thermal insulation layer and armour layer from bottom to top successively.
Above-mentioned top air outlet is the upper elbow formula air outlet of being located on the Canton-tile floor ventilating board.
The said structure layer is the reinforced concrete structure layer, or is the lightweight steel construction layer, or is professional steel construction layer.
Above-mentioned screed-coat is the cement mortar screeding layer.
Above-mentioned watertight composition is a waterproof roll, or is waterproof coating.
Above-mentioned thermal insulation layer is the extrusion molding flaggy.
Above-mentioned armour layer is the cement sand bed that is provided with nonwoven.
Force ventilation roofing described in the utility model, have the bottom air inlet mouth and the top air outlet of convection current, utilize solar energy hot pressing principle and pass through the blower fan forced draft, the hot-air that gathers in the hot pressing ventilating layer can in time be drained, take away a large amount of hot-airs, improve the ventilating heat-proof performance of roofing, reduced the cooling energy consumption of top building.
Description of drawings
Fig. 1 is a perspective view of the present utility model;
Fig. 2 is a section structure schematic diagram of the present utility model.
Below in conjunction with the drawings and specific embodiments the utility model is further described:
The specific embodiment
As illustrated in fig. 1 and 2, force ventilation roofing described in the utility model, it is made up of with the hot pressing ventilating layer of being located in the roof structure basic unit 12 roof structure basic unit 1, wherein roof structure basic unit 1 is made up of structure sheaf 11, screed-coat 12, watertight composition 13, thermal insulation layer 14 and armour layer 15 from bottom to top successively, and it is made up of force ventilation roofing promptly described in the utility model structure sheaf 11, screed-coat 12, watertight composition 13, thermal insulation layer 14, armour layer 15 and hot pressing ventilating layer 2 from bottom to top successively.
Further, described hot pressing ventilating layer 2 is made up of some Canton-tile floor ventilating board 21 splicings, all be provided with several feets 211 below each limit of Canton-tile floor ventilating board 21, this makes and has formed several bottom air inlet mouths 22 between the described feet 211 by the interbed that forms a negotiable air between Canton-tile floor ventilating board 21 and the roof structure basic unit 1.Further, hot pressing ventilating layer 2 is provided with several top air outlets 23 that is communicated with bottom air inlet mouth 22, particularly, this top air outlet 23 is for being located at the upper elbow formula air outlet on the Canton-tile floor ventilating board 21, on the upper elbow formula air outlet blower fan 24 is housed, in order to 2 forced drafts of hot pressing ventilating layer, in order to improve the air flow property in the hot pressing ventilating layer 2, each Canton-tile floor ventilating board 21 of hot pressing ventilating layer 2 all is provided with upper elbow formula air outlet, but satisfying under the situation of application need, described hot pressing ventilating layer 2 can be provided with upper elbow formula air outlet on some Canton-tile floor ventilating boards 21 equably therein.Upper elbow formula air outlet can be integrally formed with Canton-tile floor ventilating board 21 on, also can be installed in Canton-tile floor ventilating board 21 (this moment Canton-tile floor ventilating board 21 need offer installing hole) for parts independently.
Further, said structure layer 11 is the reinforced concrete structure layer, or is the lightweight steel construction layer, or is professional steel construction layer; Above-mentioned screed-coat 12 is the cement mortar screeding layer, and its thickness is 20mm, and the cement mortar ratio is 1: 2.5; Above-mentioned watertight composition 13 is a waterproof roll, or is waterproof coating; Above-mentioned thermal insulation layer 14 is the extrusion molding flaggy; Above-mentioned armour layer 15 is for being provided with the cement sand bed of nonwoven, and its thickness is 20mm, and the cement mortar ratio is 1: 2.5.
Below by application principle the utility model is further described:
(solid arrow is represented sunshine among the figure as illustrated in fig. 1 and 2, dotted arrow is represented air-flow direction), solar light irradiation is on the force ventilation roofing, Canton-tile floor ventilating board 21 on the hot pressing ventilating layer 2 is heated, the air of heating in the interbed of hot pressing ventilating layer 2, air is heated and the rising of expanding, blower fan 24 exhausting force hot blast is extracted out interbed simultaneously, make a large amount of hot-airs drain from top air outlet 23, take away a large amount of heats, simultaneously cold air from all directions replenishes in the interbed of hot pressing ventilating layer 2 into from bottom air inlet 22, and the temperature in the interbed is further reduced.The temperature difference that so-called hot pressing is the roofing inner air and outer air causes that Here it is so-called " stack effect ".Because the existence of temperature difference produces inside and outside density contrast, along the vertical direction of roofing barometric gradient appears.If temperature is higher than outdoor temperature in the roofing air space, higher pressure is just arranged at roofing top, and lower pressure is arranged at the bottom.Air just has the place of air inlet to enter from the bottom lower pressure, flows out from top.When air flowed out, a large amount of heats were carried out.Simultaneously, the roofing air space also has certain heat-blocking action.Import indoor heat into thereby significantly reduce.Summer, surfaces externally and internally temperature difference in roof can reach 20～25 ℃, and adopted top layer interior surface of roof temperature of the present utility model can maintain below 30 ℃.
Claims (8)
1, force ventilation roofing, comprise roof structure basic unit, it is characterized in that, be provided with the hot pressing ventilating layer of forming by some Canton-tile floor ventilating boards above the described roof structure basic unit with some bottom air inlet mouths, be provided with some top air outlets that are communicated with the bottom air inlet mouth in this hot pressing ventilating layer, and described top air outlet is provided with blower fan.
2, force ventilation roofing according to claim 1 is characterized in that: described roof structure basic unit is made up of structure sheaf, screed-coat, watertight composition, thermal insulation layer and armour layer from bottom to top successively.
3, force ventilation roofing according to claim 1 is characterized in that: described top air outlet is the upper elbow formula air outlet of being located on the Canton-tile floor ventilating board.
4, force ventilation roofing according to claim 2 is characterized in that: described structure sheaf is the reinforced concrete structure layer, or is the lightweight steel construction layer, or is professional steel construction layer.
5, force ventilation roofing according to claim 2 is characterized in that: described screed-coat is the cement mortar screeding layer.
6, force ventilation roofing according to claim 2 is characterized in that: described watertight composition is a waterproof roll, or is waterproof coating.
7, force ventilation roofing according to claim 2 is characterized in that: described thermal insulation layer is the extrusion molding flaggy.
8, force ventilation roofing according to claim 2 is characterized in that: described armour layer is the cement sand bed that is provided with nonwoven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200459296U CN201191057Y (en) | 2008-04-03 | 2008-04-03 | Mechanical ventilation roofing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200459296U CN201191057Y (en) | 2008-04-03 | 2008-04-03 | Mechanical ventilation roofing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201191057Y true CN201191057Y (en) | 2009-02-04 |
Family
ID=40335219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200459296U Expired - Fee Related CN201191057Y (en) | 2008-04-03 | 2008-04-03 | Mechanical ventilation roofing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201191057Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100331A (en) * | 2017-05-23 | 2017-08-29 | 江苏圣泰防腐设备东台有限公司 | A kind of building roof heat-proof device |
| CN109403556A (en) * | 2018-09-13 | 2019-03-01 | 华中科技大学 | A kind of sizing phase transformation and embedded tubular ventilation roofing |
-
2008
- 2008-04-03 CN CNU2008200459296U patent/CN201191057Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100331A (en) * | 2017-05-23 | 2017-08-29 | 江苏圣泰防腐设备东台有限公司 | A kind of building roof heat-proof device |
| CN109403556A (en) * | 2018-09-13 | 2019-03-01 | 华中科技大学 | A kind of sizing phase transformation and embedded tubular ventilation roofing |
| CN109403556B (en) * | 2018-09-13 | 2024-03-19 | 华中科技大学 | Shaping phase-change and embedded pipe type ventilation roof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101922775B (en) | Passive cooling air conditioning method and device thereof | |
| CN101403526B (en) | Improved electricity-saving method for temperature-controlling air conditioner of unattended machine room or base station | |
| CN101705751A (en) | Solar energy integration buildinghouse | |
| CN105020770B (en) | A kind of new type solar energy thermal storage heating system and device and method | |
| CN103636509B (en) | Warm in winter and cool in summer type cultivation shed suitable for South China | |
| CN101922184B (en) | Active dynamic air wall | |
| CN205557817U (en) | Building energy conservation photovoltaic system | |
| CN104154619B (en) | Solar driven natural ventilation air conditioning system of building hollow structure and ventilation method | |
| CN202658915U (en) | Self-heating solar energy single building | |
| CN101893298A (en) | Air-conditioning method with function of passive cooling of indoor air through water circulation and device | |
| JP2012220131A (en) | Solar heating and cooling ventilator, and solar heating and cooling ventilation method using the same | |
| CN1808001A (en) | Power saving method for temperature-regulating air conditioner in unmanned machine room (or base station) | |
| CN106930446A (en) | Ground source heat solar-energy ecological type is built | |
| CN108086551A (en) | A kind of active ventilated photovoltaic metope structure | |
| CN201191057Y (en) | Mechanical ventilation roofing | |
| CN201794319U (en) | Dual-purpose heating and drying room with solar air collector | |
| JP2008297874A (en) | Energy saving building | |
| CN108104300A (en) | Porous permeable type fresh air preheating Solar wall | |
| CN201191056Y (en) | Solar thermal pressure ventilation roofing | |
| CN101059279B (en) | Air type solar energy heat-collecting ventilation system | |
| CN105604347A (en) | Zero-energy-consumption farm house warm in winter and cool in summer and manufacturing method | |
| CN1542237A (en) | Interlayer ventilated wall body | |
| CN105910300A (en) | Included angle type solar cell panel heat collecting curtain wall and roof and ventilation air conditioner system | |
| CN205448122U (en) | Joint air conditioning system's ventilation photovoltaic window | |
| CN201865545U (en) | Water passive cooling integrated device, evaporation cooling water passive cooling integrated device and air-conditioning apparatus thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU TESTING CENTER OF CONSTRUCTION QUALITY A Free format text: FORMER OWNER: GUANGZHOU INSTITUTE OF BUILDING SCIENCE CO., LTD. Effective date: 20120105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGZHOU INSTITUTE OF BUILDING SCIENCE CO., LTD. Free format text: FORMER NAME: GUANGZHOU INSTITUTE OF BUILDING SCIENCE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 510440, No. 833, Baiyun Avenue, Guangzhou, Guangdong Patentee after: GUANGZHOU INSTITUTE OF BUILDING SCIENCE Co.,Ltd. Address before: 510440, No. 833, Baiyun Avenue, Guangzhou, Guangdong Patentee before: Guangzhou Research Institute of Construction Sciences |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120105 Address after: 510440 No. 833 Baiyun Avenue, Baiyun District, Guangzhou Patentee after: GUANGZHOU CONSTRUCTION QUALITY AND SAFETY TESTING CENTER Co.,Ltd. Address before: 510440, No. 833, Baiyun Avenue, Guangzhou, Guangdong Patentee before: GUANGZHOU INSTITUTE OF BUILDING SCIENCE Co.,Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090204 Termination date: 20140403 |