CN202955819U - Fresh air ventilator installed outside door - Google Patents
Fresh air ventilator installed outside door Download PDFInfo
- Publication number
- CN202955819U CN202955819U CN 201220471058 CN201220471058U CN202955819U CN 202955819 U CN202955819 U CN 202955819U CN 201220471058 CN201220471058 CN 201220471058 CN 201220471058 U CN201220471058 U CN 201220471058U CN 202955819 U CN202955819 U CN 202955819U
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- air
- ventilator
- fresh air
- filter
- front face
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Abstract
The utility model relates to a fresh air ventilator installed outside a door. The ventilator comprises a shell, a heat-exchanging chip, a ventilator, an exhauster, a blast pipe, a return duct, an air distributor, an air outlet, a blowing-in filter, an air-returning filter and a controller. The ventilator is characterized in that the blowing-in filter is installed inside the air distributor and the air-returning filter is installed inside the air outlet. The filter can be maintained inside so that a fresh air unit can in a long-time running without being maintained, and therefore, the aim of installing the fresh air ventilator outside the door can be achieved. The fresh air ventilator has the advantages of reducing running noise produced by the unit effectively and saving space occupied by the unit inside to the hilt so as to achieve the aim of ventilating inside.
Description
Technical field
The utility model relates to a kind of outdoor fresh air ventilator that is installed on, and belongs to the ventilation field.Especially a kind of do not need to take the interior space, the operation more quiet fresh-air ventilation equipment.
Background technology
In the last few years, because problems such as the energy and noises, hermetic type was more and more tended in human living space.But the air of this enclosure space, as time goes by, the concentration of carbon dioxide can be increasing, and gathering of dust, body odor, formaldehyde etc. causes air contaminated simultaneously, thereby hinders the breathing of life entity, and then affects the health of life entity.Especially the place that people often stay in the narrow spaces such as office or vehicle will ventilate to the space at any time.At this moment, usually use air exchange system.
The mode that existing most of air exchange system usually adopts is, by the pressure fan in the unit outdoor ozone is delivered to indoor, outdoor being discharged to of indoor dirt by the exhaust blower in the unit.When the needs ventilation volume more maybe needs a plurality of spaces are taken a breath, evenly distribute in order to make air-flow, need to connect air supply duct and branch's air supply duct is delivered to the room of appointment and the position of appointment with new wind at air outlet; Need to connect return air duct and branched layout to the room of appointment and the position of appointment at return air inlet; Need to connect intake stack from outdoor new wind is introduced unit at air inlet; Need to be in the exhaust outlet connecting pipe to be discharged to turbid wind outdoor.By supporting the use of airduct and unit, replace air-supply.This air exchange system has a shortcoming, safeguard exactly the convenience of heat exchanger core in order to change filter and cleaning, unit all can be selected to be installed on indoor, will bring like this two problems that can't overcome, the one, the noise problem of unit itself, the 2nd, unit takies a large amount of interior spaces.Along with, people are more and more higher to the requirement of living environment, and noise problem becomes increasingly conspicuous; Day by day crowded along with, Residential Areas In Metropolitan, the problem that takies the interior space also becomes and can not be ignored.
Part producer is also arranged certainly, outdoor by whole unit all is installed on, carry out ventilation by pipeline to indoor, but the cleaning of filter replacement, heat exchanger core maintenance need to be carried out outdoor all.This just is defined in the use of unit the ground floor of villa and residential building, and higher floor just can't use.
Summary of the invention
The utility model provides a kind of outdoor fresh air ventilator that is installed on, and this device is installed on respectively air outlet and return air inlet with powered air-purifying device and return air filter, and realization separates with unit; Simultaneously the front face area of this powered air-purifying device and return air filter designed, made it windage and reduce; Simultaneously the pitch of fins of the heat exchanger core of this device redesigned, make it to be not easy to stop up; Simultaneously, this device has been installed additional the detection of pressure reduction before and after the heat exchanger core, made it when pressure reduction is excessive, automatically to clear up running.Again unit is designed by these several modes, it is outdoor that unit can extensively be installed on, and greatly reduces the unit noise, saved indoor space.
The technical solution of the utility model is: a kind ofly be installed on outdoor fresh air ventilator, comprise a housing, heat exchanger core, pressure fan, exhaust blower, ajutage, backwind tube, air outlet, return air inlet, powered air-purifying device, return air filter, controller; It is characterized in that the powered air-purifying device is installed in the air outlet; Return air filter is installed in the return air inlet; The action of pressure fan and exhaust blower is controlled by controller in this unit.
Wherein, the air outlet incoming air area is not less than 4 times ajutage front face area; The return air inlet incoming air area is not less than 4 times backwind tube front face area.
Wherein, be installed on the powered air-purifying device in the air outlet, its front face area is not less than 4 times ajutage front face area; Be installed on the return air filter in the return air inlet, its front face area be not less than 4 times manage down with the wind front face area.
Wherein, ajutage is connected by reducing with air outlet, and its reducing angle α is not more than 135 °.
Wherein, the heat exchanging fin of described heat exchanger core is apart from being not less than 3.5mm, and with level and smooth sheet metal manufacturing.
Wherein, controller is installed on indoor, and gas concentration lwevel detection, humiture detection, heat exchanger core front and back pressure differential detection are set.
Wherein, this controller can carry out the running control of pressure fan and exhaust blower according to indoor carbon dioxide concentration and humiture.
Wherein, this controller can carry out pressure fan and exhaust blower running control according to pressure reduction before and after the heat exchanger core.
Wherein, the control logic of this controller is as follows:
Carry out the unit control model by gas concentration lwevel: at first power to unit; Then carrying out indoor carbon dioxide concentration detects; If indoor carbon dioxide concentration surpasses preset value, just open pressure fan and exhaust blower; If indoor carbon dioxide concentration is no more than preset value, then keep pressure fan and exhaust blower not to turn round; In pressure fan and exhaust blower operation process, continue to carry out gas concentration lwevel and detect, when detecting indoor carbon dioxide concentration and be lower than preset value, pressure fan and exhaust blower just shut down.
By the control of turning round of pressure reduction before and after the heat exchanger core: at first power to unit; Then carry out heat exchanger core front and back pressure differential detection; If pressure reduction surpasses preset value before and after the heat exchanger core, just open pressure fan and exhaust blower, carry out the maximum quantity of wind running; If heat exchanger core pressure reduction is no more than preset value, then keep pressure fan and exhaust blower not to turn round; In pressure fan and exhaust blower operation process, continue to carry out pressure differential detection, when detecting heat exchanger core pressure reduction and be lower than preset value, pressure fan and exhaust blower just shut down.
Description of drawings
Fig. 1 is that front view of the present utility model contains ventilation shaft.
The specific embodiment
Below in conjunction with Figure of description invention is further disclosed.
Embodiment:
Fig. 1 is front view of the present utility model.The utility model is a kind of outdoor fresh air ventilator that is installed on, and comprises a housing 1, heat exchanger core 2, pressure fan 3, exhaust blower 4, ajutage 5, backwind tube 6, air outlet 7, return air inlet 8, powered air-purifying device 9, return air filter 10, controller 11; Wherein, powered air-purifying device 9 is installed in the air outlet 7; Return air filter 10 is installed in the return air inlet 8; Pressure fan 3 is controlled by controller 11 with the action of exhaust blower 4 in this unit; Unit and supporting ajutage 5, backwind tube 6, air outlet 7, return air inlet 8, powered air-purifying device 9, return air filter 10 form complete air supplying and exhausting system.
Groundwork principle of the present utility model:
Carry out the unit control model by gas concentration lwevel: at first power to unit; Carrying out indoor carbon dioxide concentration by controller 11 detects; If indoor carbon dioxide concentration surpasses preset value, provide starting-up signal by controller 11, pressure fan 3 and exhaust blower 4 start simultaneously.Under the driving of pressure fan 3, outdoor new wind passes through heat exchanger core 2 successively, and pressure fan 3, ajutage 5, air outlet 7, powered air-purifying device 9 are sent into indoor; Under the driving of exhaust blower 4, indoor turbid wind is discharged outdoor through return air filter 10, return air inlet 8, backwind tube 6, heat exchanger core 2, exhaust blower 4 successively.Because new wind and the poor existence of turbid wind-warm syndrome, these two strands of air-flows carry out exchange heat at heat exchanger core 2 places, to realize heat recovery.If indoor carbon dioxide concentration is no more than preset value, provide instruction by controller 11, keep pressure fan 3 and exhaust blower 4 not to turn round; In pressure fan 3 and air draft 4 machine operation process, controller 11 continues to carry out gas concentration lwevel and detects, and when detecting indoor carbon dioxide concentration and be lower than preset value, pressure fan 3 and exhaust blower 4 just shut down.
According to pressure differential detection value or user's start-up command before and after the exchange core, provide starting-up signal by controller 11, pressure fan 3 and exhaust blower 4 simultaneously maximum quantity of wind start.Under the driving of pressure fan 3, outdoor new wind passes through heat exchanger core 2 successively, and pressure fan 3, ajutage 5, air outlet 7, powered air-purifying device 9 are sent into indoor; Under the driving of exhaust blower 4, indoor turbid wind is discharged outdoor through return air filter 10, return air inlet 8, backwind tube 6, heat exchanger core 2, exhaust blower 4 successively.Two strands of air-flows certain hour that turns round under maximum quantity of wind, when detecting heat exchanger core 2 front and back pressure reduction and input halt instruction less than preset value or user, controller 11 sends signal, stops unit cleaning running.
Therefore, the utility model is an improved technical conceive, and under this design, those skilled in the art can derive a plurality of technical schemes; But every various technical schemes under this design are all among the protection domain of the application's claim.
Claims (5)
1. one kind is installed on outdoor fresh air ventilator, comprises a housing, heat exchanger core, pressure fan, exhaust blower, ajutage, backwind tube, air outlet, return air inlet, powered air-purifying device, return air filter and controller; It is characterized in that the powered air-purifying device is installed in the air outlet; Return air filter is installed in the return air inlet; The action of pressure fan and exhaust blower is controlled by controller in this unit.
2. a kind of outdoor fresh air ventilator that is installed on according to claim 1 is characterized in that the air outlet incoming air area is not less than 4 times ajutage front face area; The return air inlet incoming air area is not less than 4 times backwind tube front face area.
3. a kind of outdoor fresh air ventilator that is installed on according to claim 1 is characterized in that, is installed on the powered air-purifying device in the air outlet, and its front face area is not less than 4 times ajutage front face area; Be installed on the return air filter in the return air inlet, its front face area be not less than 4 times manage down with the wind front face area.
4. a kind of outdoor fresh air ventilator that is installed on according to claim 1 is characterized in that ajutage is connected by reducing with air outlet, and its reducing angle α is not more than 135 °.
5. a kind of outdoor fresh air ventilator that is installed on according to claim 1 is characterized in that, the heat exchanging fin of described heat exchanger core is apart from being not less than 3.5mm, and with level and smooth sheet metal manufacturing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220471058 CN202955819U (en) | 2012-09-17 | 2012-09-17 | Fresh air ventilator installed outside door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220471058 CN202955819U (en) | 2012-09-17 | 2012-09-17 | Fresh air ventilator installed outside door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202955819U true CN202955819U (en) | 2013-05-29 |
Family
ID=48461386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220471058 Expired - Fee Related CN202955819U (en) | 2012-09-17 | 2012-09-17 | Fresh air ventilator installed outside door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202955819U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514753A (en) * | 2013-09-26 | 2015-04-15 | 建准电机工业股份有限公司 | Ventilation device |
| CN105240985A (en) * | 2014-06-26 | 2016-01-13 | 廊坊洁风岭新风技术有限公司 | Fresh air system |
| CN106257145A (en) * | 2015-06-15 | 2016-12-28 | 山东耀通节能环保科技股份有限公司 | New wind air cleaning binary cycle system |
| CN116951623A (en) * | 2023-09-20 | 2023-10-27 | 维睿空气系统产品（深圳）有限公司 | Fresh air system for air purification based on Internet of things |
-
2012
- 2012-09-17 CN CN 201220471058 patent/CN202955819U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514753A (en) * | 2013-09-26 | 2015-04-15 | 建准电机工业股份有限公司 | Ventilation device |
| CN105240985A (en) * | 2014-06-26 | 2016-01-13 | 廊坊洁风岭新风技术有限公司 | Fresh air system |
| CN106257145A (en) * | 2015-06-15 | 2016-12-28 | 山东耀通节能环保科技股份有限公司 | New wind air cleaning binary cycle system |
| CN116951623A (en) * | 2023-09-20 | 2023-10-27 | 维睿空气系统产品（深圳）有限公司 | Fresh air system for air purification based on Internet of things |
| CN116951623B (en) * | 2023-09-20 | 2023-12-29 | 维睿空气系统产品（深圳）有限公司 | Fresh air system for air purification based on Internet of things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20130917 |