CN207922478U - A kind of Fresh air handling units - Google Patents
A kind of Fresh air handling units Download PDFInfo
- Publication number
- CN207922478U CN207922478U CN201820340306.5U CN201820340306U CN207922478U CN 207922478 U CN207922478 U CN 207922478U CN 201820340306 U CN201820340306 U CN 201820340306U CN 207922478 U CN207922478 U CN 207922478U
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- chamber
- heat exchanger
- fresh air
- water
- outlet
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- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The utility model discloses a kind of Fresh air handling units, including body, body inner cavity is divided into first chamber, second chamber, third chamber and the 4th chamber by plate fin type heat exchanger and heat exchanger and partition board in body inner cavity, second chamber and third chamber, a subchannel of connection first chamber and second chamber is provided on the plate fin type heat exchanger, two subchannels of connection third chamber and the 4th chamber are additionally provided with, the heat exchanger lower surface is provided with water-collecting tray;It is characterized in that, the partition board includes the first partition for separating first chamber and third chamber, and the second partition for separating second chamber and the 4th chamber, first partition is rotatably arranged in body inner cavity close to air inlet position, and second partition is rotatably arranged in body inner cavity close to air outlet position.This Fresh air handling units has and preferably by different operating modes can need that the state of fresh air is adjusted, and work efficiency is high, and unit utilization rate is high, can annual the advantages of running.
Description
Technical field
The utility model is related to Fresh air handling units group equipment technical fields, more particularly to a kind of Fresh air handling units.
Background technology
Fresh air dehumidifier is for after filtering, dehumidifying, by relatively dry and reaching outdoor air by fresh air pipeline
Target relative humidity air is sent to the room, to reach comfort or craftsmanship indoor environment moisture requirement.With people's life water
The humiture control of flat quick raising, room air becomes more and more important.
Patent CN 206875617 U in China disclose a kind of fresh air dehumidifier, including body and plate-fin heat exchange
Device, body inner cavity is divided into first chamber, second chamber, third chamber and the 4th chamber by the plate fin type heat exchanger, described
Plate fin type heat exchanger is provided with a subchannel of connection first chamber and second chamber, is additionally provided with connection third chamber and the
Two subchannels of four chambers, it is inside and outside in the first chamber vertical side walls to be provided through air inlet, the vertical side of the 4th chamber
Wind turbine is installed on wall, surface cooler, the surface cooler and the plate are provided between the second chamber and the third chamber
Condensate drain pan is fixedly connected between fin type heat exchanger, the condensate drain pan includes water-collecting tray and water distributing tray, the water distributing tray
The part distribution of plate fin type heat exchanger described in upper face is provided with the through-hole being arranged up and down.
Above-mentioned fresh air dehumidifier can improve the new wind turbine of dehumidification by condensation except the dehumidifying effect under wet cooling condition, in conjunction with indoor unit
Indoor temperature and humidity independent control can be achieved, but the Fresh air handling units of the structure cannot neatly carry out operating mode switching and realize heating operating mode
With ventilation operating mode operation.
Utility model content
For deficiencies of the prior art, technical problem to be solved in the utility model is:How one is provided
Kind can cooling operating mode and except wet cooling condition to fresh air cooling dehumidification, heating operating mode heats fresh air, operating mode of divulging information directly is blown,
Realize that unit flexibly switches to improve the Fresh air handling units of heat exchange efficiency in annual different operating modes.
In order to solve the above-mentioned technical problem, the utility model uses the following technical solution:
A kind of Fresh air handling units include the body with inner cavity, and body one end is provided with air inlet, and the other end is provided with outlet air
Mouthful, further include the plate fin type heat exchanger being arranged in body inner cavity middle and lower part position, is provided with above plate fin type heat exchanger
Heat exchanger is additionally provided with partition board, the plate fin type heat exchanger and heat exchanger and partition board in body inner cavity by body inner cavity point
For the first chamber below air inlet one end, the second chamber above outlet air one end, the above air inlet one end
Three chambers and the 4th chamber below outlet air one end, flow channels on the heat exchanger are by second chamber and third chamber
It is connected to, a subchannel of connection first chamber and second chamber is provided on the plate fin type heat exchanger, is additionally provided with connection
Two subchannels of third chamber and the 4th chamber, the heat exchanger lower surface are provided with water-collecting tray, water-collecting tray water outlet face plate
A subchannel on fin type heat exchanger is located at the outlet end setting of second chamber;It is characterized in that, the partition board includes being used for
The first partition that first chamber and third chamber are separated, and for second chamber and the 4th chamber to be separated second every
Plate, first partition are rotatably arranged in body inner cavity close to air inlet position, when first partition turns to the first working position
Air inlet is connected to first chamber, air inlet and third chamber, second partition when first partition turns to the second working position
It is rotatably arranged in body inner cavity close to air outlet position, air outlet and the 4th when second partition turns to the first working position
Chamber, air outlet is connected to second chamber when second partition turns to the second working position.
In this way, partition board is rotatably arranged in this programme, cooling operating mode and when carrying out cooling and dehumidification except wet cooling condition, adjust every
The shaft of plate makes partition board ensure that air inlet is fully located at first chamber, and air outlet is fully located at the 4th chamber.Outdoor fresh air passes through
Air inlet enters first chamber, and the fresh air in first chamber enters through a subchannel in second chamber, the wind warp in second chamber
Dew point wind is formed after heat exchanger cooling and enters third chamber, and the indoor dew point wind of third chamber enters the 4th chamber through two subchannels
It is interior, it is then discharged through wind turbine, completes the cooling and dehumidification of fresh air in this way.Fresh air endlessly enters the second chamber from first chamber
Room, dew point wind endlessly enter the 4th chamber, such fresh air and dew point wind mediate contact from third chamber, utilize dew point wind
Cold a degree of refrigeration is carried out to fresh air, while dew point wind will produce a degree of heating, the wind after will heat up
To interior, the problem that can preferably avoid dehumidifier wind pushing temperature low.Cooling and dehumidification is carried out to wind using heat exchanger, can be reduced
The humidity of room air so that indoor environment is more comfortable.When being cooled down to wind, the vapor in wind can adhere to heat exchanger
Condensed water is formed on heat exchanger tube in heat exchanger, condensate water collecting in water-collecting tray, collect condensed water and make in gravity by water-collecting tray
With lower free-falling on the part that plate fin type heat exchanger is located at second chamber, then condensed water flow to first through a subchannel
In chamber.Condensed water carries certain cold, and when fresh air enters second chamber through a subchannel, condensed water can play one to fresh air
Fixed cooling effect avoids the waste of energy preferably using the cold in condensed water.
In addition, when heating operating mode, it can rotate and adjust two partition boards, partition board is made to ensure that air inlet is fully located at third chamber
Room, air outlet are fully located at second chamber.Outdoor fresh air enters third chamber, third chamber by air inlet and air filter
Indoor fresh air enters second chamber through leading to heat exchanger heating, and the wind in second chamber is discharged through wind turbine, thus completes to fresh air
Heating.Fresh air is endlessly directly over heat exchanger heating from third chamber and is discharged into second chamber through wind turbine, in this way
Fresh air achieves that heating side by side to interior, reduces resistance caused by unnecessary path to fresh air by simple path
The interference flowed in machine.
In addition, when ventilation operating mode, fresh air can be introduced directly into, interior is aerated, i.e., the work used in heating operating mode
In pattern, heat exchanger is closed, outdoor fresh air enters third chamber by air inlet, and the indoor fresh air of third chamber is changed through idle
Hot device is directly entered second chamber, and the wind in second chamber is discharged through air outlet, and ventilation operating mode is achieved and is introduced directly into fresh air.
Fresh air is endlessly directly over heat exchanger from third chamber and enters second chamber to be discharged through wind turbine, simplifies flow path,
Reduce resistance, improves indoor environment.
As an optimization, the air inlet is provided with air filter.Dust storm can be avoided to being filtered in this way
Or sundries enters chamber.
As an optimization, it is provided with wind turbine at the air outlet.Wind turbine is set at air outlet in this way, facilitates installation settings
Maintenance and more conducively drainage outlet air.It is only provided with wind turbine at air outlet, is respectively set compared at air inlet and air outlet
For wind turbine, energy consumption can be preferably reduced.
As an optimization, the wind turbine is centrifugal blower.In this way, wind turbine is centrifugal blower, and it is easy to maintenance, it can preferably carry
High ventilation effect, and long lifespan, noise are low.
As an optimization, water distribution grid is provided with below water-collecting tray water outlet, vertical projection is covered when water distribution grid works
One subchannel of lid is located at the exit region of second chamber.In this way, drippage of the condensed water on plate fin type heat exchanger can be improved
Area improves the cooling heat transferring effect to air inlet.
As an optimization, water distribution grid one end is rotatably connected on water-collecting tray, and the other end passes through rotatable folding
Holder is connected with water-collecting tray, and water distribution grid is in running order when holder is opened, and when holder folding can pull water distribution grid
Fitting is collapsed below water-collecting tray.Water distribution grid can be opened again when needed in this way, can be collapsed when not needing to avoid
It influences distinguished and admirable.
As an optimization, bottom surface also face first passage entrance area in the first chamber inner cavity is provided with condensate drain pan,
It is provided on condensate drain pan and is communicated to extra-organismal discharge outlet.It arranges, can preferably ensure outside extra condensed water in this way, facilitating
The internal environment of body improves the service life of whole device.
As an optimization, the heat exchanging core of the plate fin type heat exchanger is set as rectangular parallelepiped structure form.In this way, plate wing
Formula heat exchanger is set as rectangular parallelepiped structure form, easily manufactured.
As an optimization, water-collecting tray water outlet tilts down setting.Preferably facilitate condensed water in water-collecting tray from going out in this way
Water end (W.E.) flows out on water distribution grid.
As an optimization, the first chamber lower end, second chamber upper end, third chamber upper end and the 4th chamber lower end are opposite
Position at be both provided with arc deflector.In this way, wind can preferably be reduced in the indoor flowing resistance of the first, second, third and fourth chamber
Power preferably improves the efficiency of whole device.
As an optimization, inside and outside perforative heat exchange medium inlet pipeline and heat exchange matchmaker are provided in the heat exchanger vertical side walls
Jie's outlet conduit.Preferably heat exchanger can be facilitated to work.
It preferably by different operating modes can need that the state of fresh air is adjusted in conclusion this Fresh air handling units has,
Work efficiency is high, and unit utilization rate is high, can annual the advantages of running.
Description of the drawings
Structural schematic diagram when Fig. 1 is for Fresh air handling units cooling operating mode described in this tool embodiment and except wet cooling condition.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Structural schematic diagram when Fig. 4 is Fresh air handling units heating operating mode described in present embodiment and ventilation operating mode.
Fig. 5 is the side view of Fig. 4.
Fig. 6 is the vertical view of Fig. 4.
In figure:1 body;2 plate fin type heat exchangers;3 air inlets;4 wind turbines;5 air filters;6 heat exchangers;61 heat exchange matchmakers
Jie's inlet pipeline;62 heat exchange media outlet pipelines;7 water-collecting trays;8 arc deflectors;9 condensate drain pans;91 discharge outlet;11 first chambers
Room;12 second chambers;13 third chambers;14 the 4th chambers;15 water distribution grids;16 rotation axis;17 water distribution grids store position;
18 first partitions.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
When specific implementation:As shown in Fig. 1 ~ Fig. 6, a kind of Fresh air handling units include the body 1 with inner cavity, and body one end is set
It is equipped with air inlet 3, the other end is provided with air outlet, further includes the plate-fin heat exchange being arranged in body inner cavity middle and lower part position
Device 2,2 top of plate fin type heat exchanger are provided with heat exchanger, partition board, the plate fin type heat exchanger are additionally provided in body inner cavity
Body inner cavity is divided into positioned at the first chamber 11 entered the wind below one end with heat exchanger 6 and partition board, is located above outlet air one end
Second chamber 12, positioned at air inlet one end above third chamber 13 and the 4th chamber 14 below outlet air one end, it is described
Second chamber and third chamber are provided with connection first by flow channels on heat exchanger on the plate fin type heat exchanger
One subchannel of chamber and second chamber is additionally provided with two subchannels of connection third chamber and the 4th chamber, the heat exchanger
Lower surface is provided with water-collecting tray 7, and the subchannel on 7 water outlet face plate fin type heat exchanger of water-collecting tray is located at second chamber
Outlet end is arranged;Wherein, the partition board includes the first partition 18 for separating first chamber and third chamber, and is used for
The second partition that second chamber and the 4th chamber are separated, first partition are rotatably arranged in body inner cavity close to air inlet
Position, air inlet is connected to first chamber when first partition turns to the first working position, and first partition turns to the second working position
When air inlet and third chamber, second partition is rotatably arranged in body inner cavity close to air outlet position, second every
Air outlet and the 4th chamber when plate turns to the first working position, air outlet and when second partition turns to the second working position
Two chambers.Figure label 16 is the rotation axis of first partition and second partition.
In this way, partition board is rotatably arranged in this programme, cooling operating mode and when carrying out cooling and dehumidification except wet cooling condition, adjust every
The shaft of plate makes partition board ensure that air inlet is fully located at first chamber, and air outlet is fully located at the 4th chamber.Outdoor fresh air passes through
Air inlet enters first chamber, and the fresh air in first chamber enters through a subchannel in second chamber, the wind warp in second chamber
Dew point wind is formed after heat exchanger cooling and enters third chamber, and the indoor dew point wind of third chamber enters the 4th chamber through two subchannels
It is interior, it is then discharged through wind turbine, completes the cooling and dehumidification of fresh air in this way.Fresh air endlessly enters the second chamber from first chamber
Room, dew point wind endlessly enter the 4th chamber, such fresh air and dew point wind mediate contact from third chamber, utilize dew point wind
Cold a degree of refrigeration is carried out to fresh air, while dew point wind will produce a degree of heating, the wind after will heat up
To interior, the problem that can preferably avoid dehumidifier wind pushing temperature low.Cooling and dehumidification is carried out to wind using heat exchanger, can be reduced
The humidity of room air so that indoor environment is more comfortable.When being cooled down to wind, the vapor in wind can adhere to heat exchanger
Condensed water is formed on heat exchanger tube in heat exchanger, condensate water collecting in water-collecting tray, collect condensed water and make in gravity by water-collecting tray
With lower free-falling on the part that plate fin type heat exchanger is located at second chamber, then condensed water flow to first through a subchannel
In chamber.Condensed water carries certain cold, and when fresh air enters second chamber through a subchannel, condensed water can play one to fresh air
Fixed cooling effect avoids the waste of energy preferably using the cold in condensed water.
In addition, when heating operating mode, it can rotate and adjust two partition boards, partition board is made to ensure that air inlet is fully located at third chamber
Room, air outlet are fully located at second chamber.Outdoor fresh air enters third chamber, third chamber by air inlet and air filter
Indoor fresh air enters second chamber through leading to heat exchanger heating, and the wind in second chamber is discharged through wind turbine, thus completes heating work
Heating of the condition to fresh air.Fresh air is endlessly directly over heat exchanger heating from third chamber and is arranged into second chamber through wind turbine
Go out, such fresh air achieves that heating side by side to interior, reduces resistance caused by unnecessary path by simple path
The interference that power flows fresh air in machine.
In addition, when ventilation operating mode, fresh air can be introduced directly into, interior is aerated, is i.e. the operating mode in heating operating mode
On, heat exchanger is closed, outdoor fresh air enters third chamber by air inlet, and the indoor fresh air of third chamber is through idle heat exchanger
It is directly entered second chamber, the wind in second chamber is discharged through air outlet, and ventilation operating mode is achieved and is introduced directly into fresh air.Fresh air
Endlessly heat exchanger is directly over from third chamber and enters second chamber and be discharged through wind turbine, simplify flow path, reduce
Resistance improves indoor environment.
Wherein, the air inlet is provided with air filter 5.In this way can to being filtered, avoid dust storm or
Sundries enters chamber.
Wherein, it is provided with wind turbine 4 at the air outlet.Wind turbine is set at air outlet in this way, installation settings is facilitated to examine
It repaiies and is more conducive to drainage outlet air.It is only provided with wind turbine at air outlet, wind is respectively set compared at air inlet and air outlet
For machine, energy consumption can be preferably reduced.
Wherein, the wind turbine is centrifugal blower.In this way, wind turbine is centrifugal blower, and it is easy to maintenance, it can preferably improve logical
Wind effect, and long lifespan, noise are low.
Wherein, water distribution grid 15 is provided with below 7 water outlet of water-collecting tray, vertical projection covers when water distribution grid works
One subchannel is located at the exit region of second chamber.In this way, drippage face of the condensed water on plate fin type heat exchanger can be improved
Product improves the cooling heat transferring effect to air inlet.
Wherein, 15 one end of water distribution grid is rotatably connected on water-collecting tray, the branch that the other end passes through rotatable folding
Frame is connected with water-collecting tray, and water distribution grid is in running order when holder is opened, and when holder folding can pull water distribution grid to paste
It closes the water distribution grid collapsed below water-collecting tray and stores position 17.Water distribution grid can be opened again when needed in this way, be not required to
It can be collapsed when wanting distinguished and admirable to avoid influencing.
Wherein, bottom surface also face first passage entrance area in the first chamber inner cavity is provided with condensate drain pan 9, condensation
It is provided on water pond 9 and is communicated to extra-organismal discharge outlet 91.It arranges, can preferably ensure outside extra condensed water in this way, facilitating
The internal environment of body improves the service life of whole device.
Wherein, the heat exchanging core of the plate fin type heat exchanger is set as rectangular parallelepiped structure form.In this way, plate-fin is warm
Exchanger is set as rectangular parallelepiped structure form, easily manufactured.
Wherein, water-collecting tray water outlet tilts down setting.Preferably facilitate condensed water in water-collecting tray from water outlet in this way
It flows out on water distribution grid.
Wherein, the first chamber lower end, second chamber upper end, the opposite position in third chamber upper end and the 4th chamber lower end
The place of setting is both provided with arc deflector 8.In this way, can preferably reduce wind in the indoor flow resistance of the first, second, third and fourth chamber,
Preferably improve the efficiency of whole device.
Wherein, inside and outside perforative heat exchange medium inlet pipeline 61 and heat exchange medium are provided in the heat exchanger vertical side walls
Outlet conduit 62.Preferably heat exchanger can be facilitated to work.
Claims (10)
1. a kind of Fresh air handling units include the body with inner cavity, body one end is provided with air inlet, and the other end is provided with outlet air
Mouthful, further include the plate fin type heat exchanger being arranged in body inner cavity middle and lower part position, is provided with above plate fin type heat exchanger
Heat exchanger is additionally provided with partition board, the plate fin type heat exchanger and heat exchanger and partition board in body inner cavity by body inner cavity point
For the first chamber below air inlet one end, the second chamber above outlet air one end, the above air inlet one end
Three chambers and the 4th chamber below outlet air one end, flow channels on the heat exchanger are by second chamber and third chamber
It is connected to, a subchannel of connection first chamber and second chamber is provided on the plate fin type heat exchanger, is additionally provided with connection
Two subchannels of third chamber and the 4th chamber, the heat exchanger lower surface are provided with water-collecting tray, water-collecting tray water outlet face plate
A subchannel on fin type heat exchanger is located at the outlet end setting of second chamber;It is characterized in that, the partition board includes being used for
The first partition that first chamber and third chamber are separated, and for second chamber and the 4th chamber to be separated second every
Plate, first partition are rotatably arranged in body inner cavity close to air inlet position, when first partition turns to the first working position
Air inlet is connected to first chamber, air inlet and third chamber, second partition when first partition turns to the second working position
It is rotatably arranged in body inner cavity close to air outlet position, air outlet and the 4th when second partition turns to the first working position
Chamber, air outlet is connected to second chamber when second partition turns to the second working position.
2. Fresh air handling units as described in claim 1, which is characterized in that the air inlet is provided with air filter.
3. Fresh air handling units as described in claim 1, which is characterized in that be provided with wind turbine at the air outlet.
4. Fresh air handling units as claimed in claim 3, which is characterized in that the wind turbine is centrifugal blower.
5. Fresh air handling units as described in claim 1, which is characterized in that it is provided with water distribution grid below water-collecting tray water outlet,
Vertical projection covers the exit region that a subchannel is located at second chamber when water distribution grid works.
6. Fresh air handling units as claimed in claim 5, which is characterized in that water distribution grid one end is rotatably connected to water-collecting tray
On, the other end is connected by the holder of rotatable folding with water-collecting tray, and water distribution grid is in running order when holder is opened, branch
The fitting of water distribution grid can be pulled to collapse below water-collecting tray when frame folding.
7. Fresh air handling units as described in claim 1, which is characterized in that bottom surface also face first in the first chamber inner cavity is logical
Road entrance area is provided with condensate drain pan, is provided on condensate drain pan and is communicated to extra-organismal discharge outlet.
8. Fresh air handling units as described in claim 1, which is characterized in that water-collecting tray water outlet tilts down setting.
9. Fresh air handling units as described in claim 1, which is characterized in that the first chamber lower end, second chamber upper end, third
Chamber upper end and the 4th chamber lower end are both provided with arc deflector at opposite position.
10. Fresh air handling units as described in claim 1, which is characterized in that be provided with inside and outside pass through in the heat exchanger vertical side walls
The heat exchange medium inlet pipeline and heat exchange media outlet pipeline worn.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820340306.5U CN207922478U (en) | 2018-03-13 | 2018-03-13 | A kind of Fresh air handling units |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820340306.5U CN207922478U (en) | 2018-03-13 | 2018-03-13 | A kind of Fresh air handling units |
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Publication Number | Publication Date |
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CN207922478U true CN207922478U (en) | 2018-09-28 |
Family
ID=63598698
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CN201820340306.5U Expired - Fee Related CN207922478U (en) | 2018-03-13 | 2018-03-13 | A kind of Fresh air handling units |
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CN (1) | CN207922478U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110440434A (en) * | 2019-08-01 | 2019-11-12 | 珠海格力电器股份有限公司 | Utilize the pre-cooling of fresh air structure and air-conditioning of condensed water |
-
2018
- 2018-03-13 CN CN201820340306.5U patent/CN207922478U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110440434A (en) * | 2019-08-01 | 2019-11-12 | 珠海格力电器股份有限公司 | Utilize the pre-cooling of fresh air structure and air-conditioning of condensed water |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 Termination date: 20210313 |
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CF01 | Termination of patent right due to non-payment of annual fee |