CN109186009A - A kind of double plate heat recovery fresh air units of family formula - Google Patents
A kind of double plate heat recovery fresh air units of family formula Download PDFInfo
- Publication number
- CN109186009A CN109186009A CN201811223198.4A CN201811223198A CN109186009A CN 109186009 A CN109186009 A CN 109186009A CN 201811223198 A CN201811223198 A CN 201811223198A CN 109186009 A CN109186009 A CN 109186009A
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- air
- shell
- plate heat
- heat exchanger
- port
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/147—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with both heat and humidity transfer between supplied and exhausted air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/002—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an intermediate heat-transfer fluid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
Abstract
The present invention relates to a kind of double plate heat recovery fresh air units of family formula, including Dehumidifying element and heat recovery units, Dehumidifying element includes first shell, the roof of first shell is equipped with the first air port and the second air port, the inner cavity of first shell is divided into epicoele and cavity of resorption by interlayer, evaporator is equipped in epicoele, compressor is equipped in cavity of resorption, water-cooled condenser and expansion device, heat recovery units include second shell, the bottom wall of second shell is equipped with third air port and the 4th air port, the roof of second shell is equipped with return air inlet, air outlet, fresh wind port and exhaust outlet, the first plate heat exchanger and the second plate heat exchanger of left and right distribution are equipped in second shell, and it is obliquely installed the first plate heat exchanger and the second plate heat exchanger.It has the advantages that structure is simple, dismounts convenience, reliable performance, obvious energy conservation and improves the whole Energy Efficiency Ratio of unit by the recycling in different phase to air return energy.
Description
Technical field
The present invention relates to a kind of air-conditioning equipments, and in particular to a kind of double plate heat recovery fresh air units of family formula.
Background technique
With the development of economy and society, requirement of the people to living environment is higher and higher, has thus pushed building energy conservation
With the fast development of air-conditioning equipment, there are a plurality of types of Fresh air handling units.Traditional Fresh air handling units mainly use heat pump mode,
Summer, refrigeration working medium on the one hand at condenser discharge heat, and by water cooling or it is air-cooled heat dissipation is gone out, another aspect
Heat is absorbed at evaporator, reduces new air temperature to realize refrigerated dehumidification purpose, and by being arranged on rear side of evaporator
Reheater reheats fresh air, to prevent the too low influence indoor air quality of new air temperature.Winter then passes through four-way reversing valve
The flow direction of conversion refrigeration working medium makes heat exchanging process and summer on the contrary, to realize heating purpose.Traditional Fresh air handling units are in reality
Following problems are primarily present in the application of border: air return energy cannot be efficiently used, be caused units consumption higher, whole efficiency
It is relatively low；It has a single function, environmental suitability is poor, affects the utilization rate of unit.To solve the problems, such as that traditional Fresh air handling units exist,
Those skilled in the art have developed the integral type Fresh air handling units with heat recovery function, special such as Publication No. CN106839354A
Benefit application, which discloses, recycles recuperation of heat Fresh air handling units in one kind, by be arranged in the unit two plate heat exchangers side by side come
Carry out the recycling of return air heat.Though this integral type Fresh air handling units can realize certain heat recovery function, its structure compared with
For complexity, volume is larger, increases preparation process difficulty；Especially it is larger by space to be limited design difficulty for its air duct, is often deposited
It is turned in more wide-angle, it is larger and affect the harmony of fresh air and return air, heat recovery efficiency and section to result in windage
The effect is unsatisfactory for energy.Meanwhile this integral type Fresh air handling units its transport and dismounting difficulty it is also larger, be unfavorable for the later period maintenance and
Maintenance.
Summary of the invention
The object of the present invention is to provide a kind of double plate heat recovery fresh air units of family formula, dismounting convenience simple with structure,
The advantages of reliable performance, obvious energy conservation, effectively increases the whole of unit by the recycling in different phase to air return energy
Body Energy Efficiency Ratio.
To solve the above-mentioned problems in the prior art, the present invention provides a kind of double plate new blower for heat recycling of family formula
Group, including Dehumidifying element and heat recovery units, the Dehumidifying element include first shell, and the roof of first shell is in its left side
It is correspondingly provided with the first air port and the second air port with right side, the inner cavity of first shell is divided into epicoele and cavity of resorption by interlayer, the
It is equipped with evaporator in the epicoele of one shell, compressor, water-cooled condenser and expansion device are equipped in the cavity of resorption of first shell, it is described
Compressor, the primary side of water-cooled condenser, expansion device and evaporator are sequentially connected end to end composition heat pump system, water-cooled condenser
Secondary side two-port correspondence connect with two the first shut-off valves being arranged on first shell side wall；The heat recovery units packet
Include the second shell being fixed on the upside of first shell, the bottom wall of second shell is equipped with corresponding with the first air port and the second air port the
Three air ports and the 4th air port, the roof of second shell are successively arranged return air inlet, air outlet, fresh wind port and exhaust outlet from left to right,
It is equipped with the first plate heat exchanger and the second plate heat exchanger of left and right distribution in second shell, and makes the first plate heat exchanger and the
Double-plate heat exchanger is obliquely installed；It is connected to fresh wind port, the primary side of the second plate heat exchanger, the 4th air port, the second air port, first
The epicoele of shell, the first air port, third air port, the primary side of the first plate heat exchanger and air outlet access be equipped with fresh air wind
Road, connection return air inlet, the secondary side of the first plate heat exchanger, the secondary side of the second plate heat exchanger and the access of exhaust outlet are equipped with
Wind output channel.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein first plate heat exchanger and the
The tilt angle of double-plate heat exchanger is 30~60 degree, and makes the symmetrical distribution of the two.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein first plate heat exchanger and the
The tilt angle of double-plate heat exchanger is 45 degree.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein first air port and the second air port
It is all made of up big and down small step pore structure, the bottom wall of the second shell is set respectively in the periphery in third air port and the 4th air port
There is the corresponding land cooperated with the first air port and the second air port, is arranged with sealing shroud in land, the bottom of sealing shroud is in land
Between the roof of first shell, the upper end of sealing shroud is in second shell bottom wall in the annular groove that land periphery is arranged.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein in the epicoele of the first shell and
Right positions in evaporator are equipped with surface air cooler, the two-port of surface air cooler it is corresponding with two be arranged on first shell side wall
The connection of second shut-off valve.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein first plate heat exchanger and the
The downside of double-plate heat exchanger is tightly connected with the bottom wall of second shell respectively, the left side of the first plate heat exchanger and second shell
It is equipped with first partition between wall, second partition is equipped between the second plate heat exchanger and the right side wall of second shell, first is board-like
It is correspondingly provided with third partition and the 4th partition between heat exchanger, the second plate heat exchanger and the roof of second shell, first is board-like
Between heat exchanger and the second plate heat exchanger be equipped with the 5th partition, between the 5th partition and the roof of second shell be equipped with the 6th every
Plate.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein it is electronic that the fresh wind port is equipped with first
Air-valve, the exhaust outlet are equipped with the second Electric air valve, and the second partition is equipped with third Electric air valve.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein the 4th partition and the 6th partition
Between from top to bottom be equipped with new wind filter and fresh air air-introduced machine；By upper between the third partition and the left side wall of second shell
To having return air filter and return air air-introduced machine；The fresh air air-introduced machine and return air air-introduced machine are all made of EC blower.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein in the epicoele of the first shell and
Leftward position in evaporator is equipped with pressure fan and demister, and pressure fan is on the downside of the first air port, and demister is in evaporation
Between device and pressure fan.
Further, the double plate heat recovery fresh air units of a kind of family formula of the present invention, wherein in the cavity of resorption of the first shell also
Equipped with electric cabinet, the electric cabinet respectively with compressor, fresh air air-introduced machine, return air air-introduced machine, pressure fan, the first Electric air valve,
Second Electric air valve is connected with third Electric air valve.
A kind of double plate heat recovery fresh air units of family formula of the present invention compared with prior art, have the advantage that the present invention is logical
Setting Dehumidifying element and heat recovery units are crossed, allow Dehumidifying element that first shell is set, in the left side and the right side of first shell roof
Half portion is correspondingly arranged the first air port and the second air port, and the inner cavity of first shell is made to be divided into epicoele and cavity of resorption by interlayer,
Evaporator is set in the epicoele of first shell, compressor, water-cooled condenser and expansion device are set in the cavity of resorption of first shell,
It allows compressor, the primary side of water-cooled condenser, expansion device and evaporator to be sequentially connected end to end composition heat pump system, and makes water cooling
The secondary side two-port correspondence of condenser is connect with two the first shut-off valves being arranged on first shell side wall；Allow recuperation of heat list
Member setting is fixed on the second shell on the upside of first shell, setting and the first air port and the second air port on the bottom wall of second shell
Corresponding third air port and the 4th air port, set gradually return air inlet, air outlet, fresh air from left to right on the roof of second shell
Mouthful and exhaust outlet, and in second shell the distribution of setting left and right the first plate heat exchanger and the second plate heat exchanger, and make the
One plate heat exchanger and the second plate heat exchanger are obliquely installed；Meanwhile connection fresh wind port, the second plate heat exchanger it is primary
Side, the 4th air port, the second air port, the epicoele of first shell, the first air port, third air port, the first plate heat exchanger primary side
Fresh air duct is set on the access of air outlet, in connection return air inlet, the secondary side of the first plate heat exchanger, the second plate-type heat-exchange
Wind output channel is set on the secondary side of device and the access of exhaust outlet.Thus just constitute that a kind of structure is simple, dismounting is convenient, performance
Reliably, the double plate heat recovery fresh air units of the family formula of obvious energy conservation.In practical applications, allow water-cooled condenser by two first section
After only valve connect with cold water source and constitutes circulation, unit can be started, cool-down dehumidification processing is carried out to fresh air.The present invention is by allowing
Using seperated design, the structure type being applied in combination, manufacture and the installation for reducing unit are difficult for Dehumidifying element and heat recovery units
Degree, and first shell is allowed to be divided into epicoele and cavity of resorption, using the epicoele of first shell as the component part of fresh air duct and at it
Middle setting evaporator, and compressor, water-cooled condenser and expansion device are arranged in the cavity of resorption of first shell, on the one hand simplify
Structure and preparation section reduce the installation and arrangement difficulty of each component, on the other hand can guarantee epicoele (fresh air duct)
Planarization reduces fresh air windage, reduces energy consumption.Meanwhile the present invention in second shell by being arranged the of left and right distribution
One plate heat exchanger and the second plate heat exchanger, it can be achieved that recycling of the different phase to air return energy under refrigerated dehumidification operating condition
It utilizes.Detailed process is as follows: fresh air enters unit from fresh wind port, and followed by the primary side of the second plate heat exchanger, the 4th
Air port, the second air port, the epicoele of first shell, the first air port, third air port, the first plate heat exchanger primary side and air outlet
It is sent into afterwards indoor；Return air enters unit from return air inlet, and followed by the secondary side of the first plate heat exchanger, the second plate-type heat-exchange
It is discharged after the secondary side and exhaust outlet of device outdoor.In the process, fresh air and return air are respectively in the first plate heat exchanger and second
Heat exchange has been carried out in plate heat exchanger.In the second plate heat exchanger, return air is arranged after absorbing the heat in fresh air through exhaust outlet
It is outdoor out, the precooling treatment to fresh air is realized, the energy consumption of Dehumidifying element is reduced.Fresh air after pre-cooling enters Dehumidifying element simultaneously
The cold air for becoming low temperature drying after the dehumidifying of evaporator depth, subsequently enters the first plate heat exchanger.In the first plate-type heat-exchange
In device, fresh air and return air carry out Exchange of apparent heat, and the heat that fresh air absorbs return air becomes after the dry air of proper temperature through blowing
Mouth is sent into indoor；Return air release its temperature of heat is minimized, and is enhanced in the second plate heat exchanger to the pre-cooling of fresh air
Manage effect.The present invention is by allowing the first plate heat exchanger and the second plate heat exchanger to be obliquely installed, and in the roof of second shell
On be correspondingly arranged return air inlet, air outlet, fresh wind port and exhaust outlet, in the case where volume is relatively small can avoid fresh air duct and
There is wide-angle steering in return airway, can effectively reduce windage and fresh air and return air is made to keep relative equilibrium, enhance fresh air and
The heat exchanger effectiveness of return air reduces control difficulty, and the fresh air entered the room is made not need any additional heating device
Meet temperature requirement, energy-saving effect is significant, improves the whole Energy Efficiency Ratio of unit.
Shown specific embodiment makees into one a kind of double plate heat recovery fresh air units of family formula of the present invention with reference to the accompanying drawing
Step is described in detail:
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the double plate heat recovery fresh air units of family formula of the present invention.
Specific embodiment
Firstly the need of explanation, the nouns of locality such as heretofore described upper and lower, front, rear, left and right only with reference to the accompanying drawings into
Capable description, in order to understand, not to technical solution of the present invention and be claimed range progress limitation.
The specific embodiment of the double plate heat recovery fresh air units of a kind of family formula of the present invention as shown in Figure 1, including Dehumidifying element
And heat recovery units.Dehumidifying element is equipped with first shell 1, and first shell 1 is allowed to set in the left side of its roof and right side correspondence
The first air port 11 and the second air port 12 are set, and the inner cavity of first shell 1 is divided into epicoele and cavity of resorption by interlayer 13.First
Evaporator 14 is set in the epicoele of shell 1, compressor 15, water-cooled condenser 16 and expansion are set in the cavity of resorption of first shell 1
Device (does not show) in figure, and makes compressor 15, the primary side of water-cooled condenser 16, expansion device and evaporator 14 successively head and the tail
Heat pump system is connected and composed, and makes the secondary side two-port of water-cooled condenser 16 corresponding and is arranged on 1 side wall of first shell
Two the first shut-off valve 17 connections.Heat recovery units are equipped with the second shell 2 for being fixed on the upside of first shell 1, allow second shell 2
Corresponding with the first air port 11 and the second air port 12 third air port 21 and the 4th air port 22 are set on its bottom wall, allow second shell
2 set gradually return air inlet 23, air outlet 24, fresh wind port 25 and exhaust outlet 26 from left to right on its roof.And in second shell 2
Middle setting and makes the first plate heat exchanger 27 and the along the first plate heat exchanger 27 and the second plate heat exchanger 28 of left and right distribution
Double-plate heat exchanger 28 is obliquely installed.Meanwhile in connection fresh wind port 25, the primary side of the second plate heat exchanger 28, the 4th air port
22, the second air port 12, the epicoele of first shell 1, the first air port 11, third air port 21, the first plate heat exchanger 27 primary side
Fresh air duct is set on the access of air outlet 24, in connection return air inlet 23, the secondary side of the first plate heat exchanger 27, the second plate
Wind output channel is set on the secondary side of formula heat exchanger 28 and the access of exhaust outlet 26.
It is arranged through the above structure and just constitutes that a kind of structure is simple, dismounting convenience, reliable performance, the family formula of obvious energy conservation
Double plate heat recovery fresh air units.In practical applications, water-cooled condenser 16 is allowed to connect by two the first shut-off valves 17 with cold water source
After connecing and constituting circulation, unit can be started, cool-down dehumidification processing is carried out to fresh air.The present invention is by allowing Dehumidifying element and heat to return
Unit is received using seperated design, the structure type being applied in combination, reduces the manufacture and installation difficulty of unit, and allows first shell
1 is divided into epicoele and cavity of resorption, and evaporator is arranged using the epicoele of first shell 1 as the component part of fresh air duct and wherein
14, and compressor 15, water-cooled condenser 16 and expansion device are arranged in the cavity of resorption of first shell 1, on the one hand simplification finishes
Structure and preparation section reduce the installation and arrangement difficulty of each component, on the other hand can guarantee the smooth of epicoele (fresh air duct)
Property, fresh air windage is reduced, energy consumption is reduced.Meanwhile the first plate that the present invention is distributed by the way that left and right is arranged in second shell 2
Formula heat exchanger 27 and the second plate heat exchanger 28, it can be achieved that recycling of the different phase to air return energy under refrigerated dehumidification operating condition
It utilizes.Detailed process is as follows: fresh air from fresh wind port 25 enter unit, and followed by the primary side of the second plate heat exchanger 28,
4th air port 22, the second air port 12, the epicoele of first shell 1, the first air port 11, third air port 21, the first plate heat exchanger 27
Primary side and air outlet 24 after be sent into it is indoor；Return air enters unit from return air inlet 23, and followed by the first plate heat exchanger
27 secondary side, the second plate heat exchanger 28 secondary side and exhaust outlet 26 after be discharged it is outdoor.In the process, fresh air and return air
Heat exchange has been carried out in the first plate heat exchanger 27 and the second plate heat exchanger 28 respectively.In the second plate heat exchanger 28,
Outdoor is discharged through exhaust outlet 26 after heat in return air absorption fresh air, realizes the precooling treatment to fresh air, it is single to reduce dehumidifying
The energy consumption of member.Fresh air after pre-cooling enters Dehumidifying element and becomes the cold air of low temperature drying after the dehumidifying of 14 depth of evaporator,
Subsequently enter the first plate heat exchanger 27.In the first plate heat exchanger 27, fresh air and return air carry out Exchange of apparent heat, and fresh air absorbs
The heat of return air becomes being sent into interior through air outlet 24 after the dry air of proper temperature；Return air release its temperature of heat is dropped
It is low, enhance the precooling treatment effect in the second plate heat exchanger 28 to fresh air.The present invention is by allowing the first plate heat exchanger
27 and second plate heat exchanger 28 be obliquely installed, and be correspondingly arranged on the roof of second shell 2 return air inlet 23, air outlet 24,
Fresh wind port 25 and exhaust outlet 26, can avoid fresh air duct in the case where volume is relatively small and return airway wide-angle occurs and turns
To can effectively reduce windage and fresh air and return air is made to keep relative equilibrium, enhance the heat exchanger effectiveness of fresh air and return air, reduce
Control difficulty, so that the fresh air entered the room is not needed any additional heating device can meet temperature requirement, energy-saving effect
Significantly, the whole Energy Efficiency Ratio of unit is improved.It should be noted that second shell 2 can be used with being connected and fixed for first shell 1
The various ways such as hinge, bolt, the two can be fixed together in workshop pre-assembly, can also be showed in fabricating yard
Field assembling is fixed, and should be selected according to use occasion and installation space flexible in size.
As prioritization scheme, present embodiment is usually by the first plate heat exchanger 27 and the second plate heat exchanger 28
Tilt angle is designed as 30~60 degree, and makes the symmetrical distribution of the two, reduces windage and keep fresh air and return air can
Relative equilibrium.Preferably, the tilt angle of the first plate heat exchanger 27 and the second plate heat exchanger 28 is designed as 45 degree, can made
The area of windage and fresh air and return air reaches optimization with degree.Meanwhile present embodiment allows the first air port 11 and the second wind
Mouthfuls 12 are all made of up big and down small step pore structure, allow the bottom wall of second shell 2 in the outer of third air port 21 and the 4th air port 22
It encloses and the corresponding land cooperated with the first air port 11 and the second air port 12 is respectively set, and be arranged sealing shroud 3 in land, allow sealing
The bottom of set 3 is between land and the roof of first shell 1, and the upper end of sealing shroud 3 is allowed to be in 2 bottom wall of second shell in land
In the annular groove of periphery setting.This setting can realize accurate positionin by land in assembly, reduce assembly manipulation difficulty, and
It ensure that the reliability that air duct connects between second shell 2 and first shell 1 by sealing shroud 3, there is stable structure, leakproofness
Good advantage.
As specific embodiment, the present invention is in the epicoele of first shell 1 and the right lateral position in evaporator 14 installs
Surface air cooler 18 has been set, and has kept the two-port of surface air cooler 18 corresponding and two the second shut-off valves being arranged on 1 side wall of first shell
19 connections.The functionality and applicability of unit are enhanced by the way that surface air cooler 18 is arranged.In the case where cooling in summer removes wet cooling condition, make table cold
Device 18 connect with cold water source and constitutes circulation by two the second shut-off valves 19, realizes the further precooling treatment to fresh air,
It can effectively reduce the operating pressure and energy consumption of heat pump system.In winter under heating condition, allow surface air cooler 18 by two second section
Only valve 19 connect with thermal water source and constitutes circulation, and makes heat pump system out of service, it can be achieved that the purpose of energy consumption is greatly reduced.And
Heat exchange is carried out in the second plate heat exchanger 28 by fresh air and return air, the same recycling that can be achieved to air return energy,
It further reduced energy consumption.Detailed process is as follows: fresh air enters unit from fresh wind port 25, and followed by the second plate heat exchanger
28 primary side, the 4th air port 22, the second air port 12, the epicoele of first shell 1, the first air port 11, third air port 21, the first plate
It is sent into after the primary side and air outlet 24 of formula heat exchanger 27 indoor；Return air enters unit from return air inlet 23, and followed by first
The secondary side of plate heat exchanger 27, the second plate heat exchanger 28 secondary side and exhaust outlet 26 after be discharged it is outdoor.It is board-like second
In heat exchanger 28, outdoor is discharged after carrying out the pre-heat treatment to low temperature fresh air in return air, and the fresh air after preheating is further through surface air cooler 18
Enter the first plate heat exchanger 27 after heating.In the first plate heat exchanger 27, the temperature base of fresh air and return air is made by controlling
This is identical, and the two is changed without thermal effect, and subsequent fresh air is sent into interior through air port 24.
As specific embodiment, the present invention allows the downside of the first plate heat exchanger 27 and the second plate heat exchanger 28 to distinguish
It is tightly connected with the bottom wall of second shell 2, and is provided between the first plate heat exchanger 27 and the left side wall of second shell 2 the
One partition is provided with second partition, in the first plate-type heat-exchange between the second plate heat exchanger 28 and the right side wall of second shell 2
It is correspondingly arranged third partition and the 4th partition between device 27, the second plate heat exchanger 28 and the roof of second shell 2, first
The 5th partition is provided between plate heat exchanger 27 and the second plate heat exchanger 28, in the roof of the 5th partition and second shell 2
Between be provided with the 6th partition.By just foring corresponding fresh air duct and row in second shell 2 with the cooperation of upper spacer
Wind air duct has the advantages that structure is simple, preparation is easy.
As prioritization scheme, present embodiment is by being arranged the first Electric air valve in fresh wind port 25, in exhaust outlet 26
Second Electric air valve is set, third Electric air valve is set in second partition, further improves functionality, the applicability of unit.
In practical applications, either cooling in summer removes wet cooling condition or winter heating's operating condition, in the case where not needing fresh air,
By closing the first Electric air valve, the second Electric air valve, and third Electric air valve is opened, to realize quickly following to room air
Ring processing, and have the advantages that low energy consumption.Detailed process is as follows: return air enters unit from return air inlet 23, and followed by first
The secondary side of plate heat exchanger 27, the secondary side of the second plate heat exchanger 28, third Electric air valve, the 4th air port 22, the second wind
Mouthfuls 12, the primary side and air outlet 24 of the epicoele of first shell 1, the first air port 11, third air port 21, the first plate heat exchanger 27
After be re-fed into interior.In the process, cooling in summer is removed and can be removed to return air progress circulation temperature lowering under wet cooling condition by evaporator 14
Wet process can carry out circulating-heating processing to return air by surface air cooler 18 under winter heating's operating condition.
As specific embodiment, the present invention is from top to bottom provided with fresh air between the 4th partition and the 6th partition and filters
Device 281 and fresh air air-introduced machine 282 realize the filtration treatment to fresh air by new wind filter 281, pass through fresh air air-introduced machine
282 realize the guidance to fresh air.Meanwhile it being from top to bottom provided with back between third partition and the left side wall of second shell 2
Wind filter 271 and return air air-introduced machine 272 realize the filtration treatment to return air by return air filter 271, are drawn by return air
Blower 272 realizes the guidance to return air.In practical applications, the present invention usually allows fresh air air-introduced machine 282 and return air air-introduced machine
272 use EC blower, in order to energy conservation and control.In addition, present embodiment is in the epicoele of first shell 1 and in steaming
The leftward position for sending out device 14 is provided with pressure fan 110 and demister 111, wherein and pressure fan 110 is in 11 downside of the first air port,
Demister 111 is between evaporator 14 and pressure fan 110.Fresh air can be made in Dehumidifying element and recuperation of heat by pressure fan 110
Smooth flow between unit can carry out demisting processing to fresh air by demister 111, improve New atmosphere quality.
It should be noted that the present invention is provided with electric cabinet 112 also in the cavity of resorption of first shell 1 in practical applications,
And make electric cabinet 112 respectively with compressor 15, fresh air air-introduced machine 282, return air air-introduced machine 272, pressure fan 110, the first electronic wind
Valve, the second Electric air valve are connected with third Electric air valve, to realize intelligent control and energy-efficient purpose.
Above embodiments are only the descriptions carried out to the preferred embodiment of the present invention, and model not is claimed to the present invention
The restriction enclosed, without departing from the spirit of the design of the present invention, the technical side of this field engineers and technicians according to the present invention
The various forms of deformations that case is made, should fall within the scope of protection determined by the claims of the present invention.
Claims (10)
1. a kind of double plate heat recovery fresh air units of family formula, including Dehumidifying element and heat recovery units, which is characterized in that the dehumidifying
Unit includes first shell (1), the roof of first shell (1) its left side and right side be correspondingly provided with the first air port (11) and
The inner cavity in the second air port (12), first shell (1) is divided into epicoele and cavity of resorption, the epicoele of first shell (1) by interlayer (13)
In be equipped with evaporator (14), compressor (15), water-cooled condenser (16) and expansion device are equipped in the cavity of resorption of first shell (1),
The compressor (15), the primary side of water-cooled condenser (16), expansion device and evaporator (14) are sequentially connected end to end composition heat
Pumping system, corresponding two first section with setting on first shell (1) side wall of the secondary side two-port of water-cooled condenser (16)
Only valve (17) connects；The heat recovery units include the second shell (2) being fixed on the upside of first shell (1), second shell (2)
Bottom wall be equipped with third air port (21) corresponding with the first air port (11) and the second air port (12) and the 4th air port (22), second shell
The roof of body (2) is successively arranged return air inlet (23), air outlet (24), fresh wind port (25) and exhaust outlet (26) from left to right, and second
It is equipped with the first plate heat exchanger (27) and the second plate heat exchanger (28) of left and right distribution in shell (2), and makes first board-like to change
Hot device (27) and the second plate heat exchanger (28) are obliquely installed；Be connected to fresh wind port (25), the second plate heat exchanger (28) it is primary
Side, the 4th air port (22), the second air port (12), the epicoele of first shell (1), the first air port (11), third air port (21), first
The access of the primary side of plate heat exchanger (27) and air outlet (24) is equipped with fresh air duct, connection return air inlet (23), first board-like
The access of the secondary side of heat exchanger (27), the secondary side of the second plate heat exchanger (28) and exhaust outlet (26) is equipped with wind output channel.
2. a kind of double plate heat recovery fresh air units of family formula described in accordance with the claim 1, which is characterized in that described first board-like changes
The tilt angle of hot device (27) and the second plate heat exchanger (28) is 30~60 degree, and makes the symmetrical distribution of the two.
3. the double plate heat recovery fresh air units of a kind of family formula according to claim 2, which is characterized in that described first board-like changes
The tilt angle of hot device (27) and the second plate heat exchanger (28) is 45 degree.
4. a kind of double plate heat recovery fresh air units of family formula described in accordance with the claim 3, which is characterized in that first air port
(11) and the second air port (12) are all made of up big and down small step pore structure, and the bottom wall of the second shell (2) is in third air port
(21) and the periphery in the 4th air port (22) is respectively equipped with the corresponding land with the first air port (11) and the second air port (12) cooperation, ring
It is arranged on platform sealing shroud (3), the bottom of sealing shroud (3) is between land and the roof of first shell (1), sealing shroud (3)
Upper end be in second shell (2) bottom wall in the annular groove that land periphery is arranged.
5. the double plate heat recovery fresh air units of a kind of family formula according to claim 4, which is characterized in that the first shell
(1) in epicoele and the right positions in evaporator (14) are equipped with surface air cooler (18), the two-port of surface air cooler (18) it is corresponding with
Two the second shut-off valves (19) connection being arranged on first shell (1) side wall.
6. the double plate heat recovery fresh air units of a kind of family formula according to claim 5, which is characterized in that described first board-like changes
The downside of hot device (27) and the second plate heat exchanger (28) is tightly connected with the bottom wall of second shell (2) respectively, and first board-like changes
First partition, the second plate heat exchanger (28) and second shell (2) are equipped between hot device (27) and the left side wall of second shell (2)
Right side wall between be equipped with second partition, the first plate heat exchanger (27), the second plate heat exchanger (28) and second shell (2)
Third partition and the 4th partition are correspondingly provided between roof, between the first plate heat exchanger (27) and the second plate heat exchanger (28)
Equipped with the 5th partition, the 6th partition is equipped between the 5th partition and the roof of second shell (2).
7. the double plate heat recovery fresh air units of a kind of family formula according to claim 6, which is characterized in that the fresh wind port (25)
Equipped with the first Electric air valve, the exhaust outlet (26) is equipped with the second Electric air valve, and the second partition is equipped with third Electric air valve.
8. the double plate heat recovery fresh air units of a kind of family formula according to claim 7, which is characterized in that the 4th partition and
New wind filter (281) and fresh air air-introduced machine (282) are from top to bottom equipped between 6th partition；The third partition and second shell
Return air filter (271) and return air air-introduced machine (272) are from top to bottom equipped between the left side wall of body (2)；The fresh air air-introduced machine
(282) and return air air-introduced machine (272) is all made of EC blower.
9. the double plate heat recovery fresh air units of a kind of family formula according to claim 8, which is characterized in that the first shell
(1) in epicoele and the leftward position in evaporator (14) is equipped with pressure fan (110) and demister (111), pressure fan (110)
On the downside of the first air port (11), demister (111) is between evaporator (14) and pressure fan (110).
10. the double plate heat recovery fresh air units of a kind of family formula according to claim 9, which is characterized in that the first shell
(1) be additionally provided in cavity of resorption electric cabinet (112), the electric cabinet (112) respectively with compressor (15), fresh air air-introduced machine (282),
Return air air-introduced machine (272), pressure fan (110), the first Electric air valve, the second Electric air valve are connected with third Electric air valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223198.4A CN109186009A (en) | 2018-10-19 | 2018-10-19 | A kind of double plate heat recovery fresh air units of family formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223198.4A CN109186009A (en) | 2018-10-19 | 2018-10-19 | A kind of double plate heat recovery fresh air units of family formula |
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| Publication Number | Publication Date |
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| CN109186009A true CN109186009A (en) | 2019-01-11 |
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ID=64946308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811223198.4A Pending CN109186009A (en) | 2018-10-19 | 2018-10-19 | A kind of double plate heat recovery fresh air units of family formula |
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| CN (1) | CN109186009A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110671836A (en) * | 2019-11-11 | 2020-01-10 | 恒量电器(厦门)有限公司 | Integrated supply device based on temperature and humidity control and hot water heating |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589073A (en) * | 2012-04-02 | 2012-07-18 | 吕智 | Ice-storage cold-heat pump coupled multi-stage total-heat recovery fresh air processor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110671836A (en) * | 2019-11-11 | 2020-01-10 | 恒量电器(厦门)有限公司 | Integrated supply device based on temperature and humidity control and hot water heating |
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