CN109237833A - Wet film formula low form total heat recovery multi-connected heat pump unit - Google Patents
Wet film formula low form total heat recovery multi-connected heat pump unit Download PDFInfo
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- CN109237833A CN109237833A CN201811142833.6A CN201811142833A CN109237833A CN 109237833 A CN109237833 A CN 109237833A CN 201811142833 A CN201811142833 A CN 201811142833A CN 109237833 A CN109237833 A CN 109237833A
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- 238000011084 recovery Methods 0.000 title claims abstract description 44
- 238000001816 cooling Methods 0.000 claims abstract description 151
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 135
- 239000003507 refrigerant Substances 0.000 claims abstract description 73
- 238000005507 spraying Methods 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims abstract description 23
- 239000000498 cooling water Substances 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims description 59
- 238000003860 storage Methods 0.000 claims description 42
- 238000001914 filtration Methods 0.000 claims description 26
- 238000001035 drying Methods 0.000 claims description 24
- 238000010992 reflux Methods 0.000 claims description 16
- 239000000523 sample Substances 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 4
- 230000003020 moisturizing effect Effects 0.000 claims description 3
- 239000008400 supply water Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 15
- 238000005057 refrigeration Methods 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 12
- 238000009834 vaporization Methods 0.000 description 11
- 230000008016 vaporization Effects 0.000 description 11
- 239000002826 coolant Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 7
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000010257 thawing Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B40/00—Subcoolers, desuperheaters or superheaters
- F25B40/06—Superheaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
Abstract
The present invention provides a kind of wet film formula low form total heat recovery multi-connected heat pump unit, indoor heat exchange unit is multi-joint indoor unit or shell and tube exchanger；Outdoor heat exchange unit include: water cooling heat exchanger, the air cooling heat exchanger being connect with water cooling heat exchanger, the blower for causing air flow through air cooling heat exchanger, wet film heat exchanger, to the spray equipment of wet film heat exchanger spraying cooling water, the feeding spraying pump being connect with spray equipment, the cooling water tank that supplies water below wet film heat exchanger and to feeding spraying pump and the spray pipeline for being connected to spray equipment and feeding spraying pump；The water cooling heat exchanging pipe of water cooling heat exchanger is connected on spray pipeline, and the refrigerant heat exchanging pipe of water cooling heat exchanger is connected on the refrigerant pipeline of the multi-joint unit of wet film formula low form air-cooled heat pump；The other end of heat regenerator is connected to by third solenoid valve with the other end of outdoor heat exchange unit, and the other end of heat regenerator is connected to by the 4th solenoid valve with the other end of indoor heat exchange unit.It realizes highly effective refrigeration and heating, reduces energy consumption.
Description
Technical field
The present invention relates to technical field of heat pumps, and in particular to a kind of wet film formula low form total heat recovery multi-connected heat pump unit.
Background technique
Air-conditioning cooling technology can be divided into three kinds of forms at present:
1, air-cooled unit: made using the temperature difference of refrigerant steam and ambient outdoor air in condenser by finned heat exchanger
Cooling medium liquefaction achievees the purpose that reduce refrigerant temperature --- so that refrigerant is cooled down using ambient outdoor air and refrigerant steam heat exchange；
2, water chiller: make refrigerant steam liquefied in shell-tube type (bushing type) heat exchanger using the cooling water that cooling tower obtains
Achieve the purpose that reduce refrigerant temperature --- cool down using cooling water and refrigerant steam heat exchange method to refrigerant；
3, evaporate cold group: condenser, which is exposed in cooling tower, to be made by the way of shower water by the vaporization of water
Refrigerant steam liquefied achievees the purpose that cooling --- saturated vapor cooling.Evaporating the easy fouling of cold group band-tube type heat exchanger reduces
Heat exchange efficiency causes unit refrigeration efficiency to increase and plate heat exchanger seriously corroded；Also, but in the lower environment of temperature
(such as winter) cannot heat (or heating efficiency is low).
Wherein, multi-joint unit is directly exchanged heat using refrigerant without second heat as the independent machine of one of air-cooled unit
Exchange, is that a kind of more highest type is imitated in air-cooled unit.And wet film formula unit is to be combined into one water cooler with cooling tower,
Cold filler+spray mode water chiller is evaporated using being similar to.
Wherein, although evaporation it is cooling can highly effective refrigeration, the lower environment heating efficiency of temperature is not high and fouling is serious；
Although multi-connected heat pump can heat but cooling in summer efficiency is lower than evaporation cold group；Also, traditional multi-connected machine is at low ambient temperatures
Efficiency is low.Water chiller good refrigeration effect but the additional cooling tower of computer room is needed to cause computer room repeated construction wasting space, cooling tube
The long investment of net is high, and the energy consumption of cooling water pump is high, and cooling tower cooling water consumption is big, and winter cannot heat.Therefore, multi-joint unit exists
Summer is low compared with evaporation cold group and water chiller refrigerating efficiency；Winter heating's low efficiency and low-temperature cold area use limited.
Also, the heat of compressor discharge can not recycle, and further result in energy consumption.
Therefore, how to achieve the effect that highly effective refrigeration heat, make thermal energy recoverable, it has also become those skilled in the art are urgently
Problem to be solved.
Summary of the invention
In view of this, the present invention provides a kind of wet film formula low form total heat recovery multi-connected heat pump units, to reach efficient
The effect for heat of freezing, makes thermal energy recoverable.
A kind of wet film formula low form total heat recovery multi-connected heat pump unit, including compressor, heat regenerator, the first four-way valve,
Second four-way valve, third four-way valve, outdoor heat exchange unit, indoor heat exchange unit, liquid storage device, the first expansion valve, the first check valve,
Second one-way valve, main check valve, secondary check valve, the first solenoid valve, second solenoid valve, third solenoid valve and the 4th solenoid valve；
The compressor has refluxing opening and outflow port；The first interface A and the outdoor heat exchange of first four-way valve
One end of unit is connected to, and the second interface B of first four-way valve, second four-way valve and the third four-way valve is and institute
Refluxing opening connection is stated, one end that first check valve controls the indoor heat exchange unit connects to the third of first four-way valve
Mouth C connection, the 4th interface D of first four-way valve, second four-way valve and the third four-way valve go out to flow with described
Mouth connection；The first interface A that the second one-way valve controls second four-way valve connects to one end of the outdoor heat exchange unit
It is logical, one end connection of the third interface C of second four-way valve and the indoor heat exchange unit；The first of the third four-way valve
Interface A is connected to its second interface B, and the third interface C of the third four-way valve is connected to one end of the heat regenerator；
The other end that the main check valve controls the outdoor heat exchange unit passes through first solenoid valve to the liquid storage
Device connection, the other end that the pair check valve controls the indoor heat exchange unit pass through the second solenoid valve to the liquid storage device
Circulation；The liquid storage device is connect with first expansion valve, and first expansion valve passes through first solenoid valve and described the
One check valve is connected to the other end of the outdoor heat exchange unit, also, first expansion valve passes through the second solenoid valve
And the second one-way valve is connected to the other end of the indoor heat exchange unit；
The interior heat exchange unit is multi-joint indoor unit or shell and tube exchanger；The outdoor heat exchange unit includes: water cooling
Heat exchanger, the air cooling heat exchanger connecting with the water cooling heat exchanger, the blower for causing air flow through the air cooling heat exchanger, wet film change
Hot device, to the wet film heat exchanger spraying cooling water spray equipment, connect with the spray equipment feeding spraying pump, be located at institute
It states below wet film heat exchanger and the cooling water tank and the connection spray equipment that supply water to the feeding spraying pump and the shower water
The spray pipeline of pump；
The water cooling heat exchanging pipe of the water cooling heat exchanger is connected on the spray pipeline, the refrigerant of the water cooling heat exchanger
Heat exchanging pipe is connected on the refrigerant pipeline of the multi-joint unit of the wet film formula low form air-cooled heat pump；
The other end of the heat regenerator is connected to by the third solenoid valve with the other end of the outdoor heat exchange unit,
The other end of the heat regenerator is connected to by the 4th solenoid valve with the other end of the indoor heat exchange unit.
It preferably, further include economizer, the second expansion valve in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit
And main solenoid valve, the compressor also have EVI jet port；
The economizer has interconnected the first connector and the second connector and the connection of interconnected third
Mouth and the 4th connector；
The connection type of the liquid storage device and first expansion valve are as follows: the liquid storage device passes through the main solenoid valve and institute
The second expansion valve is stated to be connected to first connector；Second connector is connected to the EVI jet port；The third connects
Interface is connected to first expansion valve, and the outlet of the liquid storage device is connected to the 4th connector.
It preferably, further include connecting with the heat regenerator in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit
The water supply tank that connects, the temperature-sensing probe being set in the water supply tank and the water outlet for being connected to the heat regenerator and described
Hot water circulating pump between the water inlet of water supply tank.
Preferably, in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit, the water cooling heat exchanger and the wind
Cold heat exchanger series connection.
Preferably, in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit, the water cooling heat exchanger and the wind
Cold heat exchanger is in parallel.
Preferably, in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit, the air cooling heat exchanger is that U is finned
Heat exchanger, the wet film heat exchanger are located in the groove of U finned heat exchanger formation.
Preferably, in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit, the outdoor heat exchange unit further includes
Outdoor unit housing and water fender, the air cooling heat exchanger and the wet film heat exchanger are respectively positioned in the outdoor unit housing；
There is orifice plate on the outdoor unit housing；
Air outlet is provided on the roof of the outdoor unit housing, the blower is set at the air outlet；
The water fender is between the air cooling heat exchanger and the wet film heat exchanger.
Preferably, in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit, the outdoor unit housing also has shield
Plate, the air cooling heat exchanger are located at the outside of wet film heat exchanger lower part, and the wet film heat exchanger is provided on the outside of top
The backplate, the orifice plate are correspondingly arranged with the air cooling heat exchanger, and the backplate is connect with the orifice plate；
The inside of the backplate has foam filled layer.
Preferably, in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit, the cooling water tank includes flaring knot
The catch basin of structure, the header tank being connected to the bottom of the catch basin, the moisturizing being connected to the header tank or the catch basin
Pipeline and water-level detecting device for detecting water level in header tank, the row of the water inlet of the feeding spraying pump and the header tank
Mouth of a river connection.
It preferably, further include gas-liquid separator in above-mentioned wet film formula low form total heat recovery multi-connected heat pump unit, described
The second interface B of one four-way valve, second four-way valve and the third four-way valve pass through the gas-liquid separator with it is described
Refluxing opening connection；
And/or further include device for drying and filtering, the device for drying and filtering is set to the outlet end of the liquid storage device.
It can be seen from the above technical scheme that wet film formula low form total heat recovery multi-connected heat pump machine provided by the invention
Group cools down water by using wet film heat exchanger, and water after cooling exchanges heat to refrigerant by water cooling heat exchanger, and
And so that water cooling heat exchanger combination air cooling heat exchanger exchanges heat to refrigerant, refrigerating efficiency is effectively increased；Also, it avoids adopting
It is also solved with evaporation cold heat exchanger to prevent to evaporate cold heat exchanger because heating efficiency is low to cause winter that cannot heat the problem of
It has determined and has evaporated the serious problem of cold heat exchanger fouling, and improved winter heating's efficiency.And then realize highly effective refrigeration and heating
Operation.Also, the outflow port of compressor is connected to by third four-way valve with one end of heat regenerator, in order to make heat regenerator pair
The heat flowed out in the refrigerant of compressor carries out recuperation of heat, makes thermal energy recoverable, reduces energy consumption.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is that the overall flow of the first wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention is illustrated
Figure；
Fig. 2 is that the first refrigeration mode of wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention is specific
The overall flow schematic diagram of embodiment；
Fig. 3 is that second of heating mode of wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention is specific
The overall flow schematic diagram of embodiment；
Fig. 4 is that the third hot-water mode of wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention is specific
The overall flow schematic diagram of embodiment；
Fig. 5 is the 4th kind of total heat recovery mode of wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention
The overall flow schematic diagram of specific embodiment；
When Fig. 6 is the 5th kind of refrigerating operaton of wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention
The overall flow schematic diagram of defrost pattern specific embodiment；
Fig. 7 is the 6th kind of hot water defrost pattern of wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention
The overall flow schematic diagram of specific embodiment；
Fig. 8 is the schematic view of the front view of outdoor heat exchange unit provided by the invention；
Fig. 9 is the side structure schematic view of outdoor heat exchange unit provided by the invention；
Figure 10 is the schematic cross-sectional view of outdoor heat exchange unit provided by the invention；
Figure 11 is the cutting structural schematic diagram in Figure 10 along the face A-A；
Figure 12 is another schematic cross-sectional view of outdoor heat exchange unit provided by the invention；
Figure 13 is the cutting structural schematic diagram in Figure 12 along the face B-B；
Figure 14 is the overlooking structure diagram of outdoor heat exchange unit provided by the invention；
Figure 15 is that the overall flow of second of wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention is shown
It is intended to；
Figure 16 is that the overall flow of the third wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention is shown
It is intended to；
Figure 17 is that the overall flow of the 4th kind of wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention is shown
It is intended to；
Figure 18 is the first attachment structure schematic diagram of water cooling heat exchanger provided by the invention and air cooling heat exchanger；
Figure 19 is second of attachment structure schematic diagram of water cooling heat exchanger provided by the invention and air cooling heat exchanger；
Figure 20 is the third attachment structure schematic diagram of water cooling heat exchanger provided by the invention and air cooling heat exchanger.
Specific embodiment
In order that those skilled in the art will better understand the technical solution of the present invention, with reference to the accompanying drawing and it is specific real
Applying mode, the present invention is described in further detail.
Fig. 1-Fig. 7 and Figure 15, Figure 16 and Figure 17 are please referred to, the embodiment of the invention provides a kind of wet film formula low form is entirely hot
Recycle multi-connected heat pump unit, including compressor 1, heat regenerator 51, the first four-way valve 6, the second four-way valve 7, third four-way valve 8,
Outdoor heat exchange unit, indoor heat exchange unit 4, liquid storage device 15, the first expansion valve 18, the first check valve 19, second one-way valve 22, master
Check valve 20, secondary check valve 21, the first solenoid valve 24, second solenoid valve 12, third solenoid valve 11 and the 4th solenoid valve 13；
Compressor 1 has refluxing opening and outflow port；The first interface A of first four-way valve 6 and one end of outdoor heat exchange unit
Connection, the second interface B of the first four-way valve 6, the second four-way valve 7 and third four-way valve 8 are connected to refluxing opening, the first check valve
One end of heat exchange unit 4 is connected to the third interface C of the first four-way valve 6 in 9 control rooms, the first four-way valve 6, the second four-way valve 7
And the 4th interface D of third four-way valve 8 is connected to outflow port；Second one-way valve 10 controls the first interface A of the second four-way valve 7
It is connected to one end of outdoor heat exchange unit, one end connection of the third interface C of the second four-way valve 7 and indoor heat exchange unit 4；Third
The first interface A of four-way valve 8 is connected to its second interface B, the third interface C of third four-way valve 8 and one end of heat regenerator 51
Connection；
The other end of the outer heat exchange unit of main 20 control room of check valve is connected to by the first solenoid valve 24 to liquid storage device 5, secondary single
Into 21 control room of valve, the other end of heat exchange unit 3 circulates by second solenoid valve 12 to liquid storage device 5；Liquid storage device 5 and first swollen
Swollen valve 18 connects, and the first expansion valve 18 is connected by the other end of the first solenoid valve 24 and the first check valve 19 and outdoor heat exchange unit
It is logical, also, the first expansion valve 18 is connected by the other end of second solenoid valve 12 and second one-way valve 22 and indoor heat exchange unit 3
It is logical；
Indoor heat exchange unit 4 is multi-joint indoor unit or shell and tube exchanger；Outdoor heat exchange unit includes: water cooling heat exchanger
31, the air cooling heat exchanger 32 being connect with water cooling heat exchanger 31, the blower 34, the wet film heat exchanger that cause air flow through air cooling heat exchanger 32
36, to the spray equipment 35 of 36 spraying cooling water of wet film heat exchanger, the feeding spraying pump 33 being connect with spray equipment 35, positioned at wet film
36 lower section of heat exchanger and the cooling water tank 37 to supply water to feeding spraying pump 33 and the spray for being connected to spray equipment 35 and feeding spraying pump 33
Pipeline；
The water cooling heat exchanging pipe of water cooling heat exchanger 31 is connected on spray pipeline, the refrigerant heat exchanging pipe of water cooling heat exchanger 31
It is connected on the refrigerant pipeline of the multi-joint unit of wet film formula low form air-cooled heat pump；
The other end of heat regenerator 51 is connected to by third solenoid valve 11 with the other end of outdoor heat exchange unit, heat regenerator
51 other end is connected to by the 4th solenoid valve 13 with the other end of indoor heat exchange unit 4.
Wet film formula low form total heat recovery multi-connected heat pump unit provided in an embodiment of the present invention, by using wet film heat exchanger
36 pairs of water cool down, and water after cooling exchanges heat to refrigerant by water cooling heat exchanger 31, also, makes water cooling heat exchanger 31
It exchanges heat in conjunction with air cooling heat exchanger 32 to refrigerant, effectively increases refrigerating efficiency；Also, it avoids using evaporation cold heat exchanger,
To prevent to evaporate cold heat exchanger because heating efficiency is low to cause winter that cannot heat the problem of, also solves evaporation cold heat exchanger
The serious problem of fouling, and improve winter heating's efficiency.And then realize highly effective refrigeration and heating operation.Also, compressor 1
Outflow port be connected to one end of heat regenerator 51 by third four-way valve 8, in order to make 51 pairs of outflow compressors 1 of heat regenerator
Refrigerant in heat carry out recuperation of heat, make thermal energy recoverable, reduce energy consumption.
It is understood that by the switching of four-way valve, can realize the first interface A of four-way valve, second interface B,
Orifice two-by-two in three interface C and the 4th interface D.
As shown in Fig. 1-Fig. 7, in above-described embodiment, the multi-joint unit of wet film formula low form air-cooled heat pump further includes economizer
14, the second expansion valve 17 and main solenoid valve 23, compressor 1 also have EVI jet port；Economizer 14 has first to be interconnected
Connector and the second connector and interconnected third connector and the 4th connector；Liquid storage device 15 and the first expansion valve 18
Connection type are as follows: liquid storage device 15 is connected to by main solenoid valve 23 and the second expansion valve 17 with the first connector；Second connector
It is connected to EVI jet port；Third connector is connected to the first expansion valve 18, and the outlet of liquid storage device 15 is connected to the 4th connector.
Compressor 1 can be steam jet enthalpy screw compressor, can be steam jet enthalpy helical-lobe compressor；It can be non-steam jet enthalpy whirlpool
Compressor is revolved, can be non-steam jet enthalpy helical-lobe compressor.
Preferably, compressor 1 is that spray vapour increases culvert compressor.Pass through above-mentioned setting, it is ensured that the section of compressor 1 in operation
It can efficiently, and it is possible to which performance is stablized under severe cold temperatures, it is ensured that unit can be steady under the cold snap in south and the north
Fixed operation.
In this embodiment, it is preferred that compressor 1 is EVI screw compressor.It can also be made using EVI helical-lobe compressor
For compressor 1, above-mentioned effect equally may be implemented.It is, of course, also possible to no longer be tired out one by one herein using other kinds of compressor
It states and within protection scope.
Common compressor can also be used, that is, there is no EVI jet port, therefore, also do not need setting economizer 14, such as scheme
Shown in 15 and Figure 16.
In this embodiment, it is preferred that indoor heat exchange unit 4 is multi-joint indoor unit.It can also make indoor heat exchange unit 4
Shell and tube exchanger, as shown in FIG. 16 and 17, that is, wet film formula low form total heat recovery multi-connected heat pump unit is air-cooled heat pump machine
Group.
As shown in Fig. 2, in the first mode, which is refrigerating function mode.First solenoid valve 24 and the second electromagnetism
Valve 12 is opened, and third solenoid valve 11 and the 4th solenoid valve 13 are closed.Hot water circulating pump 52 is closed.In this case, outdoor heat exchange
The feeding spraying pump 33 of unit starts, and blower 34 starts, and air cooling heat exchanger 32 and water cooling heat exchanger 31 are in heat exchange state, wet film
Heat exchanger 36 cools down the cooling water in water cooling heat exchanger 31, and then ensures outdoor heat exchange unit to outdoor heat exhaust.
Preferably, in the present embodiment, air cooling heat exchanger 32 and water cooling heat exchanger 31 are in series connection.
The first interface A of first four-way valve 6 is connected to its 4th interface D, and third interface C is connected to its second interface B；
The first interface A of second four-way valve 7 is connected to its 4th interface D, and third interface C is connected to its second interface B；Third four-way
The first interface A of valve 8 is connected to its second interface B, and third interface C is connected to its 4th interface D.
In this case, compressor 1 starts, and outdoor heat exchange unit and indoor heat exchange unit 4 are run, and heat regenerator 51 is in
Off working state.In the present embodiment, indoor heat exchange unit 4 is multi-joint indoor unit.
Compressor 1 is powered on, from 1 gas outlet of compressor injection high temperature and pressure steam state refrigerant by the first four-way valve 6 and
Second four-way valve 7 enters one end of outdoor heat exchange unit, and steam state high temperature and pressure refrigerant starts largely to condense to pass through refrigerant
The effect of outdoor heat exchange unit discharges heat in outside air；The air cooling heat exchanger 32 and water cooling of outdoor heat exchange unit exchange heat
Device 31 is connected, and refrigerant is by water cooling heat exchanger 31 and air cooling heat exchanger 32 and carries out heat release.Condensation becomes normal pressure and temperature liquid
Pass through the first solenoid valve 24 and main check valve 20 after state refrigerant to enter liquid storage device 15 and device for drying and filtering 16 later and be divided into master
Circuit and the auxiliary circuit EVI:
In major loop, refrigerant by after liquid storage device 15 and device for drying and filtering 16 by the 4th connector of economizer 14 and
It is reduced to low-temp low-pressure refrigerant liquid coolant by the first expansion valve 18 after further cooling is subcooled after its third connector, and is passed through
Second one-way valve 22 and second solenoid valve 12 enter the room heat exchange unit 4, refrigerant vaporization at after low temperature and low pressure steam through by
First four-way valve 6 and the second four-way valve 7 enter the refluxing opening of compressor 1, carry out next circulation.
It assists in the circuit EVI, refrigerant is by passing through main solenoid valve 23 and second after liquid storage device 15 and device for drying and filtering 16
Expansion valve 17 passes through the first connector and the second connector of economizer 14 later, becomes in medium temperature after further vaporization
Pressure steam enters compressor 1 by the EVI jet port of compressor 1 and completes a circulation.
Wherein, the first interface A of the second four-way valve 7 and one end of water cooling heat exchanger 31 are provided with auxiliary check valve 10, auxiliary
It helps check valve 10 to control the second four-way valve 7 to be connected to water cooling heat exchanger 31.
Therefore, the first above-mentioned mode can be used as individual refrigerating function mode.
As shown in figure 3, in the second mode, which is heat-production functions mode.First solenoid valve 24 and the second electromagnetism
Valve 12 is opened, and third solenoid valve 11 and the 4th solenoid valve 13 are closed.Hot water circulating pump 52 is closed.In this case, outdoor heat exchange
The feeding spraying pump 33 of unit is closed, and blower 34 starts, and air cooling heat exchanger 32 and water cooling heat exchanger 31 are in heat exchange state, wet film
Heat exchanger 36 cools down the cooling water in water cooling heat exchanger 31, and then ensures outdoor heat exchange unit to outdoor heat exhaust.
Preferably, in the present embodiment, air cooling heat exchanger 32 and water cooling heat exchanger 31 are in series connection.
The first interface A of first four-way valve 6 is connected to its second interface B, and third interface C is connected to its 4th interface D；
The first interface A of second four-way valve 7 is connected to its second interface B, and third interface C is connected to its 4th interface D；Third four-way
The first interface A of valve 8 is connected to its second interface B, and third interface C is connected to its 4th interface D.
In this case, compressor 1 starts, and outdoor heat exchange unit and indoor heat exchange unit 4 are run, and heat regenerator 51 is in
Off working state.In the present embodiment, indoor heat exchange unit 4 is multi-joint indoor unit.
Compressor 1 is powered on, from 1 gas outlet of compressor injection high temperature and pressure steam state refrigerant by the second four-way valve 7 it
After enter the room heat exchange unit 4.High temperature and pressure steam state gaseous coolant rejects heat to condensation liquefaction behind interior, and it is normal to become high pressure
Warm liquid refrigerants is flowed out from indoor heat exchange unit 4, realizes indoor heating.High-pressure liquid refrigerant pass sequentially through second solenoid valve 12 and
Enter liquid storage device 15 and device for drying and filtering 16 after secondary check valve 21, and be divided into major loop and the auxiliary circuit EVI:
In major loop, refrigerant by after liquid storage device 15 and device for drying and filtering 16 by the 4th connector of economizer 14 and
Low-temp low-pressure refrigerant liquid coolant, which is reduced to, by the first expansion valve 18 after the supercooling cooling of its third connector passes through the first check valve
19 and first enter outdoor heat exchange unit after solenoid valve 24 the other end；Wherein, the air cooling heat exchanger 32 of outdoor heat exchange unit with
Water cooling heat exchanger 31 is connected, and refrigerant passes through air cooling heat exchanger 32 and water cooling heat exchanger 31 according to this and absorbs heat, vaporizes refrigerant
The refluxing opening for entering compressor 1 by the first four-way valve 6 is passed through after flashing to low temperature and low pressure steam, carries out next circulation.
It assists in the circuit EVI, refrigerant is by passing through main solenoid valve 23 and second after liquid storage device 15 and device for drying and filtering 16
Expansion valve 17 passes through the first connector and the second connector of economizer 14 later, becomes in medium temperature after further vaporization
Pressure steam enters compressor 1 by the EVI jet port of compressor 1 and completes a circulation.
In this process, refrigerant absorbs heat from outdoor heat exchange unit and rejects heat to indoor heat exchange unit 4, comes real
The purpose now individually to heat.
Wherein, in the present embodiment, indoor heat exchange unit 4 is multi-joint indoor unit.Therefore, above-mentioned second of mode can be made
For individual heating mode.
As shown in figure 4, in the third mode, which is water heating functional mode.First solenoid valve 24 and the 4th electricity
Magnet valve 13 is opened, and third solenoid valve 11 and second solenoid valve 12 are closed.Hot water circulating pump 52 is opened, and blower 34 starts.In this shape
Under state, the feeding spraying pump 33 of outdoor heat exchange unit is closed, at this point, outdoor heat exchange unit absorbs atmospheric heat.In the present embodiment, wind
Cold heat exchanger 32 and water cooling heat exchanger 31 are in series connection.
The first interface A of first four-way valve 6 is connected to its second interface B, and third interface C is connected to its 4th interface D；
The first interface A of second four-way valve 7 is connected to its second interface B, and third interface C is connected to its 4th interface D；Third four-way
The first interface A of valve 8 is connected to its second interface B, and third interface C is connected to its 4th interface D.
In this case, compressor 1 starts, and the operation of outdoor heat exchange unit, heat regenerator 51 is in running order, and interior is changed
Hot cell 4 is in off working state.
Compressor 1 is powered on, from 1 gas outlet of compressor injection high pressure gaseous refrigerant after third four-way valve 8
Into the progress recuperation of heat of heat regenerator 51, then enters liquid storage device 15 after the 4th solenoid valve 13 and secondary check valve 21 and do
Dry filter 16, and it is divided into major loop and the auxiliary circuit EVI:
In major loop, refrigerant by after liquid storage device 15 and device for drying and filtering 16 by the 4th connector of economizer 14 and
After cooling is further subcooled in its third connector, low-temp low-pressure refrigerant liquid coolant is reduced to by second by the first expansion valve 18
Check valve 22 and the first solenoid valve 19 enter the other end of outdoor heat exchange unit, wherein the air cooling heat exchanger of outdoor heat exchange unit
32 connect with water cooling heat exchanger 31, and refrigerant passes through air cooling heat exchanger 32 and water cooling heat exchanger 31 according to this and absorbs heat；Refrigerant vapour
Change after flashing to low temperature and low pressure steam through entering the refluxing opening of compressor 1 by the first four-way valve 6, carries out next circulation.
It assists in the circuit EVI, refrigerant is by passing through main solenoid valve 23 and second after liquid storage device 15 and device for drying and filtering 16
Expansion valve 17 passes through the first connector and the second connector of economizer 14 later, becomes in medium temperature after further vaporization
Pressure steam enters compressor 1 by the EVI jet port of compressor 1 and completes a circulation.
Therefore, the third above-mentioned mode can be used as individual domestic hot-water's mode.Outdoor heat exchange unit absorbs in air
Heat hot water preparing.
As shown in figure 5, the state is total heat recovery functional mode under the 4th kind of mode.Second solenoid valve 12 and third
Solenoid valve 11 is opened, and the first solenoid valve 24 and the 4th solenoid valve 13 are closed.Heat regenerator is in parallel with evaporation cold heat exchanger group 4
State, hot water circulating pump 52 are opened.In this case, the feeding spraying pump 33 of outdoor heat exchange unit is closed, blower 34 is shut down, this
When, outdoor heat exchange unit stops working completely, unit heat hot water preparing in absorption chamber to greatest extent.
The first interface A of first four-way valve 6 is connected to its 4th interface D, and third interface C is connected to its second interface B；
The first interface A of second four-way valve 7 is connected to its 4th interface D, and third interface C is connected to its second interface B；Third four-way
The first interface A of valve 8 is connected to its second interface B, and third interface C is connected to its 4th interface D.
In this case, compressor 1 starts, and indoor heat exchange unit 4 is run, and heat regenerator 51 is in running order, outdoor
Heat exchange unit is in off working state.
Compressor 1 is powered on, from 1 gas outlet of compressor injection high pressure gaseous refrigerant by third four-way valve 8 to
Recuperation of heat is carried out up to heat regenerator 51, then by entering liquid storage device 15 and device for drying and filtering 16 after third solenoid valve 11, and
It is divided into major loop and the auxiliary circuit EVI:
In major loop, refrigerant by after liquid storage device 15 and device for drying and filtering 16 by the 4th connector of economizer 14 and
Low-temp low-pressure refrigerant liquid coolant, which is reduced to, by the first expansion valve 18 after its third connector passes through second one-way valve 22 and second
Solenoid valve 12 enters the room heat exchange unit 4, and refrigerant vaporization is passed through at after low temperature and low pressure steam by the first four-way valve 6 and the two or four
Port valve 7 enters the refluxing opening of compressor 1, carries out next circulation.In the present embodiment, indoor heat exchange unit 4 is multi-joint interior
Machine (group).
In this process, refrigerant absorbs heat from indoor heat exchange unit 4, realizes indoor refrigeration, and heat regenerator 51 absorbs
Heat is in order to hot water preparing.
It assists in the circuit EVI, refrigerant is by passing through main solenoid valve 23 and second after liquid storage device 15 and device for drying and filtering 16
Expansion valve 17 passes through the first connector and the second connector of economizer 14 later, becomes in medium temperature after further vaporization
Pressure steam enters compressor 1 by the EVI jet port of compressor 1 and completes a circulation.
Therefore, total heat recovery may be implemented in above-mentioned 4th kind of mode.That is, the heat that indoor heat exchange unit 4 is absorbed is whole
For the recuperation of heat of heat regenerator 51, total heat recovery mode is realized.
As shown in fig. 6, the defrost pattern under the 5th kind of mode, when which is refrigerating operaton.First solenoid valve 24 and
Second solenoid valve 12 is opened, and third solenoid valve 11 and the 4th solenoid valve 13 are closed.Hot water circulating pump 52 is closed.In this case,
The feeding spraying pump 33 of outdoor heat exchange unit is closed, and blower 34 is closed, and air cooling heat exchanger 32 and water cooling heat exchanger 31 are in non-work
Make state.
Preferably, in the present embodiment, air cooling heat exchanger 32 and water cooling heat exchanger 31 are in series connection.
The first interface A of first four-way valve 6 is connected to its 4th interface D, and third interface C is connected to its second interface B；
The first interface A of second four-way valve 7 is connected to its 4th interface D, and third interface C is connected to its second interface B；Third four-way
The first interface A of valve 8 is connected to its second interface B, and third interface C is connected to its 4th interface D.
In this case, compressor 1 starts, and outdoor heat exchange unit and indoor heat exchange unit 4 are run, and heat regenerator 51 is in
Off working state.In the present embodiment, indoor heat exchange unit 4 is multi-joint indoor unit.
Compressor 1 is powered on, from 1 gas outlet of compressor injection high temperature and pressure steam state refrigerant by the first four-way valve 6 and
Second four-way valve 7 enters one end of outdoor heat exchange unit, and steam state high temperature and pressure refrigerant starts largely to condense to pass through refrigerant
The effect of outdoor heat exchange unit discharges heat in outside air；The air cooling heat exchanger 32 and water cooling of outdoor heat exchange unit exchange heat
Device 31 is connected, and refrigerant is by water cooling heat exchanger 31 and air cooling heat exchanger 32 and carries out heat release, is carried out to outdoor heat exchange unit
Defrosting operation.Condensation becomes passing through the first solenoid valve 24 and main check valve 20 later into liquid storage after normal pressure and temperature liquid refrigerants
Device 15 and device for drying and filtering 16 are simultaneously divided into major loop and the auxiliary circuit EVI:
In major loop, refrigerant by after liquid storage device 15 and device for drying and filtering 16 by the 4th connector of economizer 14 and
It is reduced to low-temp low-pressure refrigerant liquid coolant by the first expansion valve 18 after further cooling is subcooled after its third connector, and is passed through
Second one-way valve 22 and second solenoid valve 12 enter the room heat exchange unit 4, refrigerant vaporization at after low temperature and low pressure steam through by
First four-way valve 6 and the second four-way valve 7 enter the refluxing opening of compressor 1, carry out next circulation.
It assists in the circuit EVI, refrigerant is by passing through main solenoid valve 23 and second after liquid storage device 15 and device for drying and filtering 16
Expansion valve 17 passes through the first connector and the second connector of economizer 14 later, becomes in medium temperature after further vaporization
Pressure steam enters compressor 1 by the EVI jet port of compressor 1 and completes a circulation.
Wherein, the first interface A of the second four-way valve 7 and one end of water cooling heat exchanger 31 are provided with auxiliary check valve 10, auxiliary
It helps check valve 10 to control the second four-way valve 7 to be connected to water cooling heat exchanger 31.
Therefore, above-mentioned 5th kind of mode can be used as the defrosting operation function under refrigeration mode.
As shown in fig. 7, the state is the defrosting function mode heated under water state under the 6th kind of mode.First electromagnetism
Valve 24 and the 4th solenoid valve 13 are opened, and third solenoid valve 11 and second solenoid valve 12 are closed.Hot water circulating pump 52 is opened, blower 34
Starting.In this case, the feeding spraying pump 33 of outdoor heat exchange unit is closed, at this point, outdoor heat exchange unit absorbs atmospheric heat.This
In embodiment, air cooling heat exchanger 32 and water cooling heat exchanger 31 are in series connection.
The first interface A of first four-way valve 6 is connected to its 4th interface D, and third interface C is connected to its second interface B；
The first interface A of second four-way valve 7 is connected to its 4th interface D, and third interface C is connected to its second interface B；Third four-way
The first interface A of valve 8 is connected to its 4th interface D, and third interface C is connected to its second interface B.
In this case, compressor 1 starts, and the operation of outdoor heat exchange unit, heat regenerator 51 is in running order, and interior is changed
Hot cell 4 is in off working state.
Compressor 1 is powered on, from 1 gas outlet of compressor injection high pressure gaseous refrigerant by the first four-way valve 6 and
Second four-way valve 7 enters one end of outdoor heat exchange unit, passes into the first solenoid valve 24 and main check valve 20 after absorbing heat
Enter liquid storage device 15 and device for drying and filtering 16 later, and be divided into major loop and the auxiliary circuit EVI:
In major loop, refrigerant by after liquid storage device 15 and device for drying and filtering 16 by the 4th connector of economizer 14 and
After cooling is further subcooled in its third connector, low-temp low-pressure refrigerant liquid coolant is reduced to by second by the first expansion valve 18
Check valve 22 and the 4th solenoid valve 13 enter the other end of heat regenerator 51, after heat regenerator 51 absorbs the heat in refrigerant；It is cold
Matchmaker's vaporization is entered the refluxing opening of compressor 1 at passing through after low temperature and low pressure steam by third four-way valve 8, carries out next circulation.
It assists in the circuit EVI, refrigerant is by passing through main solenoid valve 23 and second after liquid storage device 15 and device for drying and filtering 16
Expansion valve 17 passes through the first connector and the second connector of economizer 14 later, becomes in medium temperature after further vaporization
Pressure steam enters compressor 1 by the EVI jet port of compressor 1 and completes a circulation.
Therefore, above-mentioned 6th kind of mode can be used as water heating defrost pattern.Outdoor heat exchange unit absorbs heat in air
Hot water preparing.
Preferably, also needle-valve, high pressure gauge, high voltage protective comprising being arranged at 1 outflow port of compressor are switched, are arranged in the unit
The components such as gas temperature-sensing probe；Needle-valve set by the refluxing opening of compressor, low-pressure meter, low-voltage protective switch, air cooling fin temperature-sensing probe
And the components such as environment temperature temperature-sensing probe, but it is not limited only to this.
As shown in figs. 1-7, wet film formula low form total heat recovery multi-connected heat pump unit further includes connecting with heat regenerator 51
Water supply tank 53, the temperature-sensing probe 54 being set in water supply tank 53 and the water outlet and water supply tank for being connected to heat regenerator 51
Hot water circulating pump 52 between 53 water inlet.
In the present embodiment, water cooling heat exchanger 31 is connected with air cooling heat exchanger 32, so that the refrigerant of water cooling heat exchanger 31 exchanges heat
Pipeline is series on the refrigerant pipeline of the multi-joint unit of wet film formula low form air-cooled heat pump.By above-mentioned setting, so that outflow compression
The refrigerant of machine 1 successively passes through water cooling heat exchanger 31 and air cooling heat exchanger 32.It is of course also possible to air cooling heat exchanger 32 is first passed through, then
By water cooling heat exchanger 31.
As shown in figure 19, in the first specific embodiment, air cooling heat exchanger 32 is arranged in series with water cooling heat exchanger 31, wind
One end of cold heat exchanger 32 has air-cooled solenoid valve 38b, and one end of water cooling heat exchanger 31 is connected to wind by water-cooled electromagnetic valve 39b
The side of cold solenoid valve 38b, the other end of water cooling heat exchanger 31 are connected to the other side of air-cooled solenoid valve 38b.It is set by above-mentioned
It sets, the switching of air cooling heat exchanger 32 and water cooling heat exchanger 31 equally may be implemented.
As shown in figure 20, in second of specific embodiment, air cooling heat exchanger 32 is arranged in series with water cooling heat exchanger 31, wind
One end of cold heat exchanger 32 has air-cooled solenoid valve 38c, and one end of water cooling heat exchanger 31 is connected to wind by water-cooled electromagnetic valve 39c
The side of cold solenoid valve 38c, the other end of air cooling heat exchanger 32 are connected to the other side of water-cooled electromagnetic valve 39c.It is set by above-mentioned
It sets, the switching of air cooling heat exchanger 32 and water cooling heat exchanger 31 equally may be implemented.
In another embodiment, water cooling heat exchanger 31 is in parallel with air cooling heat exchanger 32.It can make by the outflow of compressor 1
It is exchanged heat respectively by two heat exchangers to refrigerant by water cooling heat exchanger 31 and air cooling heat exchanger 32 after coolant distribution.
As shown in figure 18, in the third specific embodiment, air cooling heat exchanger 32 and water cooling heat exchanger 31 are in parallel, and
And the branch road where air cooling heat exchanger 32 is provided with air-cooled solenoid valve 38ba, the branch road where water cooling heat exchanger 31 is provided with
Water-cooled electromagnetic valve 39a.By the switching of air-cooled solenoid valve 38ba and water-cooled electromagnetic valve 39a, air cooling heat exchanger 32 and water cooling are realized
The switching of heat exchanger 31.
By above-mentioned setting, facilitate the switching between air cooling heat exchanger 32 and water cooling heat exchanger 31, to realize refrigeration, system
The functions such as heat and hot water, improve unit efficiency.
In order to improve structural compactness, it is ensured that heat transfer effect, air cooling heat exchanger 32 are located at 36 outside of wet film heat exchanger.
As shown in Figure 10, in the present embodiment, air cooling heat exchanger 32 is U finned heat exchanger, and wet film heat exchanger 36 is located at
In the groove that the U finned heat exchanger is formed.
As shown in Figure 10-Figure 13, further, outdoor heat exchange unit further includes outdoor unit housing and water fender 36-1, wind
Cold heat exchanger 32 and wet film heat exchanger 36 are respectively positioned in outdoor unit housing；There is orifice plate 91 on outdoor unit housing；Outdoor unit housing
Roof 60 on be provided with air outlet, blower 34 is set at air outlet；Water fender 36-1 is located at air cooling heat exchanger 32 and wet film
Between heat exchanger 36.By above-mentioned setting, effectively ensures the independent operating of air cooling heat exchanger 32 Yu wet film heat exchanger 36, avoid
Air cooling heat exchanger 32 is directly contacted with cooling water, also effectively increases the structural compactness of outdoor heat exchange unit.
Wherein, the bottom of outdoor unit housing is understructure 96, and other assemblies can be set in other assemblies installation position 95,
Also, distribution box 95a is similarly positioned in other assemblies installation position 95, and setting is isolated with cooling water tank.
Further, outdoor unit housing also has backplate 92, and air cooling heat exchanger 32 is located at the outer of 36 lower part of wet film heat exchanger
Side is provided with backplate 92 on the outside of 36 top of wet film heat exchanger, and orifice plate 91 is correspondingly arranged with air cooling heat exchanger 32, backplate 92 and hole
Plate 91 connects；The inside of backplate 92 has foam filled layer 90.By the way that foam filled layer 90 is arranged, and then play filling isolation
Effect.Also, but also outside air can carry out heat exchange by orifice plate 91 and air cooling heat exchanger 32.
In the present embodiment, the catch basin of cooling water tank 37 including flaring structure, the header tank being connected to the bottom of catch basin
94, the moisturizing pipeline 93 being connected to header tank 94 or catch basin and the water-level detecting device for detecting water level in header tank 94,
The water inlet of feeding spraying pump 9 is connected to header tank 94.By above-mentioned setting, it is convenient for make-up water source, it is ensured that the abundance of cooling water,
In order to guarantee the stable operation of wet film heat exchanger 36.
Further, in this embodiment the multi-joint unit of wet film formula low form air-cooled heat pump, further include gas-liquid separator 2,
The second interface B of first four-way valve 6, the second four-way valve 7 and third four-way valve 8 passes through gas-liquid separator 2 and is connected to refluxing opening.
By the way that gas-liquid separator 2 is arranged, it is ensured that the stable operation of compressor 1.
It further, further include device for drying and filtering 16, device for drying and filtering 16 is set to the outlet end of liquid storage device 15.Pass through
Filtration of the device for drying and filtering 16 to refrigerant, effectively increases the service life of compressor 1.
Preferably, the indoor heat exchange unit 3 of the multi-joint unit of wet film formula low form air-cooled heat pump is multi-joint indoor unit, is effectively mentioned
High multi-connected machine refrigerating efficiency.
And, it is understood that wet film heat exchanger 36 includes the wet film 11-2 of shell and filling inside the shell.Wet film
11-2 is generally macromolecule compounded mix (fiber, resin or PVC material etc.), less scaling and replacement cost itself is low and has
There is filtering function.In the present embodiment, wet film 11-2 is honeycomb plate structure.
Wet film formula low form total heat recovery multi-connected heat pump unit provided by the invention is described in detail above.Herein
In apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to sides
Assistant solves method and its core concept of the invention.It should be pointed out that for those skilled in the art, not
, can be with several improvements and modifications are made to the present invention under the premise of being detached from the principle of the invention, these improvement and modification are also fallen into
In the protection scope of the claims in the present invention.
Claims (10)
1. a kind of wet film formula low form total heat recovery multi-connected heat pump unit, which is characterized in that including compressor (1), heat regenerator
(51), the first four-way valve (6), the second four-way valve (7), third four-way valve (8), outdoor heat exchange unit, indoor heat exchange unit (4),
Liquid storage device (15), the first expansion valve (18), the first check valve (19), second one-way valve (22), main check valve (20), secondary check valve
(21), the first solenoid valve (24), second solenoid valve (12), third solenoid valve (11) and the 4th solenoid valve (13)；
The compressor (1) has refluxing opening and outflow port；The first interface A of first four-way valve (6) is changed with the outdoor
One end of hot cell is connected to, first four-way valve (6), second four-way valve (7) and the third four-way valve (8) second
Interface B is connected to the refluxing opening, and one end of first check valve (9) the control indoor heat exchange unit (4) is to described
The third interface C of first four-way valve (6) is connected to, first four-way valve (6), second four-way valve (7) and the described 3rd 4
4th interface D of port valve (8) is connected to the outflow port；The second one-way valve (10) controls second four-way valve (7)
First interface A be connected to one end of the outdoor heat exchange unit, the third interface C of second four-way valve (7) and the room
One end of interior heat exchange unit (4) is connected to；The first interface A of the third four-way valve (8) is connected to its second interface B, and described
The third interface C of three four-way valves (8) is connected to one end of the heat regenerator (51)；
The main check valve (20) controls the other end of the outdoor heat exchange unit by first solenoid valve (24) to described
Liquid storage device (5) connection, the other end that the pair check valve (21) controls the indoor heat exchange unit (3) pass through second electromagnetism
Valve (12) circulates to the liquid storage device (5)；The liquid storage device (5) connect with first expansion valve (18), first expansion
Valve (18) is connected by the other end of first solenoid valve (24) and first check valve (19) and the outdoor heat exchange unit
It is logical, also, first expansion valve (18) passes through the second solenoid valve (12) and the second one-way valve (22) and the room
The other end of interior heat exchange unit (3) is connected to；
The interior heat exchange unit (4) is multi-joint indoor unit or shell and tube exchanger；The outdoor heat exchange unit includes: that water cooling is changed
Hot device (31), causes air flow through the air cooling heat exchanger at the air cooling heat exchanger (32) connecting with the water cooling heat exchanger (31)
(32) blower (34), wet film heat exchanger (36), to wet film heat exchanger (36) the spraying cooling water spray equipment (35), with
The feeding spraying pump (33) of the spray equipment (35) connection is located at below the wet film heat exchanger (36) and to the feeding spraying pump
(33) spray pipeline of the cooling water tank (37) and the connection spray equipment (35) and the feeding spraying pump (33) that supply water；
The water cooling heat exchanging pipe of the water cooling heat exchanger (31) is connected on the spray pipeline, the water cooling heat exchanger (31)
Refrigerant heat exchanging pipe is connected on the refrigerant pipeline of the multi-joint unit of the wet film formula low form air-cooled heat pump；
The other end that the other end of the heat regenerator (51) passes through the third solenoid valve (11) and the outdoor heat exchange unit
Connection, the other end of the heat regenerator (51) are another by the 4th solenoid valve (13) and the interior heat exchange unit (4)
One end connection.
2. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 1, which is characterized in that further include through
It helps device (14), the second expansion valve (17) and main solenoid valve (23), the compressor (1) also have EVI jet port；
The economizer (14) has interconnected the first connector and the second connector and the connection of interconnected third
Mouth and the 4th connector；
The connection type of the liquid storage device (15) and first expansion valve (18) are as follows: the liquid storage device (15) passes through the main electricity
Magnet valve (23) and second expansion valve (17) are connected to first connector；Second connector and the EVI spray
Mouth connection；The third connector is connected to first expansion valve (18), the outlet and the described 4th of the liquid storage device (15)
Connector connection.
3. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 1, which is characterized in that further include with
The water supply tank (53) of heat regenerator (51) connection, the temperature-sensing probe (54) being set in the water supply tank (53) and company
The hot water circulating pump (52) being connected between the water outlet of the heat regenerator (51) and the water inlet of the water supply tank (53).
4. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 1, which is characterized in that the water cooling
Heat exchanger (31) is connected with the air cooling heat exchanger (32).
5. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 1, which is characterized in that the water cooling
Heat exchanger (31) is in parallel with the air cooling heat exchanger (32).
6. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 1, which is characterized in that described air-cooled
Heat exchanger (32) is U finned heat exchanger, and the wet film heat exchanger (36) is located at the groove of U finned heat exchanger formation
It is interior.
7. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 1, which is characterized in that the outdoor
Heat exchange unit further includes outdoor unit housing and water fender (36-1), the air cooling heat exchanger (32) and the wet film heat exchanger (36)
It is respectively positioned in the outdoor unit housing；
There are orifice plate (91) on the outdoor unit housing；
Air outlet is provided on the roof (60) of the outdoor unit housing, the blower (34) is set at the air outlet；
The water fender (36-1) is between the air cooling heat exchanger (32) and the wet film heat exchanger (36).
8. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 7, which is characterized in that the outdoor
Hood shell also has backplate (92), and the air cooling heat exchanger (32) is located at the outside of wet film heat exchanger (36) lower part, described
It is provided with the backplate (92) on the outside of wet film heat exchanger (36) top, the orifice plate (91) and the air cooling heat exchanger (32) are right
It should be arranged, the backplate (92) connect with the orifice plate (91)；
The inside of the backplate (92) has foam filled layer (90).
9. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 1, which is characterized in that the cooling
The header tank (94) and the header tank that water tank (37) includes the catch basin of flaring structure, is connected to the bottom of the catch basin
(94) or the moisturizing pipeline (93) of catch basin connection and water-level detecting device for detecting header tank (94) interior water level, institute
The water inlet for stating feeding spraying pump (33) is connected to the discharge outlet (33-94) of the header tank (94).
10. wet film formula low form total heat recovery multi-connected heat pump unit according to claim 1, which is characterized in that further include
Gas-liquid separator (2), first four-way valve (6), second four-way valve (7) and the third four-way valve (8) second connect
Mouth B passes through the gas-liquid separator (2) and is connected to the refluxing opening；
And/or further include device for drying and filtering (16), the device for drying and filtering (16) is set to the outlet of the liquid storage device (15)
End.
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| CN201811142833.6A CN109237833B (en) | 2018-09-28 | 2018-09-28 | Wet film type low temperature type total heat recovery multi-connected heat pump unit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916104A (en) * | 2019-03-11 | 2019-06-21 | 李国斌 | A kind of cold Multisource heat pump unit of evaporation |
| CN109974326A (en) * | 2019-03-11 | 2019-07-05 | 李国斌 | It is a kind of to evaporate cold solar energy and air heat source combined heat-pump recuperation of heat unit |
| CN110260555A (en) * | 2019-07-19 | 2019-09-20 | 四川贝园科技有限公司 | A kind of heating-cooling double-effect refrigeration air-conditioner and working method |
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| CN109974326A (en) * | 2019-03-11 | 2019-07-05 | 李国斌 | It is a kind of to evaporate cold solar energy and air heat source combined heat-pump recuperation of heat unit |
| CN109974326B (en) * | 2019-03-11 | 2023-08-01 | 瀚润联合高科技发展（北京）有限公司 | Evaporation cold solar energy and air heat source composite heat pump heat recovery unit |
| CN110260555A (en) * | 2019-07-19 | 2019-09-20 | 四川贝园科技有限公司 | A kind of heating-cooling double-effect refrigeration air-conditioner and working method |
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