CN206973777U - Changes in temperature loop can free switching evaporation and heat-exchange air conditioner - Google Patents
Changes in temperature loop can free switching evaporation and heat-exchange air conditioner Download PDFInfo
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- CN206973777U CN206973777U CN201720451641.8U CN201720451641U CN206973777U CN 206973777 U CN206973777 U CN 206973777U CN 201720451641 U CN201720451641 U CN 201720451641U CN 206973777 U CN206973777 U CN 206973777U
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- way valve
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- evaporation
- outdoor heat
- heat converter
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- 238000001704 evaporation Methods 0.000 title claims abstract description 71
- 230000008020 evaporation Effects 0.000 title claims abstract description 67
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000005057 refrigeration Methods 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 239000003507 refrigerant Substances 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 44
- 229910052731 fluorine Inorganic materials 0.000 claims description 44
- 239000011737 fluorine Substances 0.000 claims description 44
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 abstract description 8
- 238000010257 thawing Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000004378 air conditioning Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 7
- 239000000498 cooling water Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model provide a kind of changes in temperature loop can free switching evaporation and heat-exchange air conditioner, belong to technical field of refrigeration equipment.It solves existing water cooling air conditioner kind of refrigeration cycle and heating circulation is unable to free switching, it is impossible to realizes the technical problem of refrigerant defrosting function.This water-heating connecting structure, it is changed including compressor, the first four-way valve, the second four-way valve and evaporation plate, the outlet of compressor is connected with the D mouths of the first four-way valve, the C mouths of first four-way valve are connected with the cold refrigeration mechanism of evaporation, the E mouths of first four-way valve are connected with the D mouths of the second four-way valve, and the E mouths of the second four-way valve are connected with air-cooled heating mechanism.The utility model have evaporate cold refrigerating circuit and air-cooled heating loop can free switching at any time, the advantages that influence by time and temperature.
Description
Technical field
The utility model belongs to technical field of refrigeration equipment, be related to a kind of changes in temperature loop can free switching evaporation and heat-exchange it is cold
Warm air conditioner.
Background technology
Low-carbon environment-friendly is the theme of our times, and energy-saving and emission-reduction are the most important things of sustainable development, save existing energy
Source consumes, and reduces unnecessary energy waste, it is critical that improving the energy-conserving and environment-protective efficiency of energy consumption equipment.Enterprise production and
In daily life, the energy of refrigeration plant consumption is than great, and in the enterprise of in general type of production, the energy consumption of refrigeration plant accounts for
More than 20%, for the energy consumption of office building refrigeration plant up to more than 50%, refrigeration plant effectively saves the meaning to energy-saving and emission-reduction
It is very big.The efficiency of refrigerant and heat exchange with outside influences the energy consumption and refrigerating efficiency of refrigeration plant, in the prior art, often using water
The circulatory system is sufficiently cool to refrigerant, and heat exchanger is using closed water cavity come the sufficiently cool refrigerant by heat exchanger.
For example, Chinese patent literature discloses a kind of energy-saving air conditioning system [application number:201110357887.6], including
Air circulation loop, frequency conversion ice water circulation loop, frequency conversion circulating chilled water loop and control centre.Control centre can be according to environment
The change adjustment air circulation loop of temperature dynamic, the efficiency in circulating chilled water loop.Frequency conversion chilled(cooling) water return (CWR) includes cooling blower
Cooling water outlet pipe road and CWR road, high-temperature cooling water delivers to cooling blower and carries out heat exchange with extraneous after heat absorption,
Cooling down water is sent in condenser carries out heat exchange with refrigerant.
Such scheme does not apply in air-conditioning heating, and in air-conditioning heating, refrigerant absorbs heat in heat exchanger, closes water cavity
Reclaimed water easily freezes, and after draining water in time, is unfavorable for refrigerant across a confined space with outside air due to refrigerant copper pipe
Heat exchange.
Utility model content
The purpose of this utility model be in view of the above-mentioned problems, provide a kind of changes in temperature loop can free switching evaporation and heat-exchange it is cold
Warm air conditioner.
To reach above-mentioned purpose, the utility model employs following technical proposal:A kind of changes in temperature loop can free switching
Evaporation and heat-exchange air conditioner, including base, compressor, the first four-way valve, the second four-way valve and evaporation plate are changed, it is characterised in that
Described compressor is fixedly mounted on base, and the outlet of described compressor is connected with the D mouths of the first four-way valve, and described
The C mouths of one four-way valve are connected with the cold refrigeration mechanism of evaporation, and the E mouths of the first described four-way valve are connected with the D mouths of the second four-way valve,
The E mouths of the second described four-way valve are connected with air-cooled heating mechanism.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, the cold refrigeration system of described evaporation is led to
The S mouths for crossing the first four-way valve are connected in compressor inlet and form loop, and described air cooling chiller structure passes through the second four-way valve
S mouths be connected in compressor inlet and form loop, the S mouths of the first described four-way valve and the second four-way valve are in parallel.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, the cold refrigeration mechanism bag of described evaporation
The first outdoor heat converter is included, the fluorine mouth that enters of the first described outdoor heat converter is connected with the C mouths of the first four-way valve, described
Going out after fluorine mouth changes through evaporation plate for first outdoor heat converter is connected on the C mouths of the second four-way valve, and described first is outdoor
The fluorine mouth that goes out of heat exchanger is alternatively before being connected to the device for drying and filtering of a dry refrigerant through evaporation plate.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, the first described outdoor heat converter
Going out between fluorine mouth for fluorine mouth and the first outdoor heat converter of entering be provided with copper pipe, the first described outdoor heat converter is provided with
The package of helical form arrangement, described package are set on the outside of copper pipe.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, described package one end is connected with one
Circulating pump, described circulating pump are connected with water tank, and the package other end is connected with a shower, set below described shower
Cascade is equipped with, negative-pressure air fan is provided with above described shower, described cascade is arranged on above water tank.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, described air-cooled heating mechanism includes
Second heat exchanger, the fluorine mouth that goes out of the second described outdoor heat converter are connected with the E mouths of the second four-way valve, described second Room
Outer heat-exchanger enter fluorine mouth and the first outdoor heat converter to go out fluorine mouth in parallel.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, the first described outdoor heat converter
Go out fluorine mouth be the second outdoor heat converter go out fluorine mouth it is in parallel before be connected with a check valve, the described first outdoor heat
Exchanger go out fluorine mouth be the second outdoor heat converter go out fluorine mouth it is in parallel after change be connected with evaporation plate and be provided with one before
Individual choke valve.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, the first described outdoor heat converter
Go out fluorine mouth be the second outdoor heat converter go out fluorine mouth it is in parallel after be connected with unloading valve and first described in a unloading valve
The S mouths of the S mouths of four-way valve and the second four-way valve are in parallel and are together connected in compressor inlet.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, described compressor inlet and first
Gas-liquid separator, low-pressure meter and low tension switch, described compression are provided with before the S mouth parallel connections of the S mouths, the second four-way valve of four-way valve
Machine outlet is connected on the D mouths of the first four-way valve and an oil is provided between the outlet of compressor and the D mouths of the first four-way valve
Separator, high pressure gauge and high-voltage switch gear.
Can be in the evaporation and heat-exchange air conditioner of free switching in above-mentioned changes in temperature loop, described evaporation plate is changed connection and had family
Inside heat exchanger, described evaporation plate are changed on the pipeline being connected with indoor heat converter and are provided with circulating pump.
Compared with prior art, the utility model has the advantage of:
1. the cold refrigerating circuit of the evaporation of air conditioner and air-cooled heating loop can free switching at any time, not by time and temperature
Influence.
2. realizing fluorine circulating defrosting function, the frostless state of heat exchanger is kept without the use of extraneous heating system.
Brief description of the drawings
Fig. 1 is structural representation provided by the utility model;
Fig. 2 is schematic diagram provided by the utility model;
In figure, base 1, compressor 2, gas-liquid separator 21, low-pressure meter 22, low tension switch 221, oil eliminator 23, high pressure
Table 24, high-voltage switch gear 25, the first four-way valve 3, the second four-way valve 4, evaporation plate change the outdoor heat of the cold refrigeration mechanism 6, first of 5, evaporation
Exchanger 61, copper pipe 611, package 612, water pump 613, water tank 614, shower 615, negative-pressure air fan 616, curtain 617, dry filter
Device 62, air-cooled heating mechanism 7, the second outdoor heat converter 71, indoor heat converter 8, circulating pump 81, check valve a, choke valve
B, unloading valve c.
Embodiment
As shown in figure 1, a kind of changes in temperature loop can free switching evaporation and heat-exchange air conditioner, including base 1, compressor 2,
First four-way valve 3, the second four-way valve 4 and evaporation plate change 5, it is characterised in that described compressor 2 is fixedly mounted on base 1
On, the outlet of described compressor 2 is connected with the D mouths of the first four-way valve 3, and the C mouths of the first described four-way valve 3 are connected with steaming
Felt cold refrigeration mechanism 6, and the E mouths of the first described four-way valve 3 are connected with the D mouths of the second four-way valve 4, the second described four-way valve 4
E mouths be connected with it is air-cooled heating mechanism 7.
During refrigeration, the no power of the first four-way valve 3, the D mouths of the first four-way valve turn on C mouths, the high temperature after the compression of compressor 2
The refrigerant of high pressure is entered by the C mouths of the first four-way valve 3 evaporates cold refrigeration mechanism 6, enters drop evaporating cold refrigeration mechanism 6
After temperature processing, 5 are changed into evaporation plate, the heat of the refrigerant in indoor heat converter 8 is absorbed, completes indoor heat taking out of room
Interior work, reach the purpose of indoor refrigeration.
During heating, the first four-way valve 3 is powered, and the D mouths of the first four-way valve 3 turn on the E mouths of the first four-way valve 3, and the one or four
The E mouths of port valve 3 are connected with the D mouths of the second four-way valve 4, the no power of the second four-way valve 4, the D mouths and the second four-way of the second four-way valve 4
Valve 4 C mouths conducting, through air compressor machine 2 compression after HTHP C mouth of the refrigerant through the second four-way valve enter evaporation plate change 5 and
Refrigerant in indoor heat converter 8 carries out heat exchange, completes to move into heat into the work of indoor set, reaches the mesh of indoor heating
's.
Specifically, enter as shown in Fig. 2 evaporating cold refrigeration mechanism 6 and being connected to compressor 2 by the S mouths of the first four-way valve 3
Loop is formed on mouthful, described air-cooled heating mechanism 7 is connected in the import of compressor 2 by the S mouths of the second four-way valve 4 and formed
The S mouths of loop, the first described four-way valve 3 and the second four-way valve 4 are in parallel.
The second outdoor heat converter 71 takes away the heat in air during heating, and aqueous vapor is to the cold in the second outdoor heat converter
71 condense into frost, greatly reduce the heat exchanger effectiveness of refrigerant and air, influence the heating effect of air-conditioning, cause when serious and stop
Machine.
The use of two four-way valves, realize the cold refrigeration mechanism 6 of evaporation and air-cooled heating mechanism 7 can free switching at any time,
The function of air-cooled heating mechanism 7 recycled back defrosting is realized simultaneously.
Specifically, the first four-way valve 3 is powered, D mouths and E the mouths conducting of the first four-way valve 3, the second four-way valve 4 are powered, second
The refrigerant of HTHP is sent into the second outdoor heat exchanger 7 and discharges heat by D mouths and E the mouths conducting that four-way valve 4 is powered, compressor 2
Amount, melt the frosting on the second outdoor heat exchanger 7.When the frost melts of the second outdoor heat exchanger 7, the second four-way valve 4 powers off, air-conditioning
Recover heat-production functions.Those skilled in the art are it is to be understood that defrosting time can stop also according to setting according to setting time signal
Constant temperature degree, stop signal is sent to stop by the temperature sensor on the second outdoor heat exchanger 7.
Preferably, evaporating cold refrigeration mechanism 6 includes the first outdoor heat converter 61, the first described outdoor heat converter 61
The fluorine mouth that enters be connected with the C mouths of the first four-way valve 3, the fluorine mouth that goes out of the first described outdoor heat converter 61 changes 5 through evaporation plate
Be connected to afterwards on the C mouths of the second four-way valve 4, the first described outdoor heat converter 61 go out fluorine mouth through evaporation plate alternatively before
It is connected to the device for drying and filtering 62 of a dry refrigerant.
Device for drying and filtering 62 can remove contained humidity in refrigerant, refrigerant concentration be kept, to ensure refrigerating efficiency.
The going out between fluorine mouth for fluorine mouth and the first outdoor heat converter 61 of entering of first outdoor heat converter 61 is provided with copper pipe
611, the first described outdoor heat converter 61 is provided with the package 612 of helical form arrangement, and described package is set in copper pipe 611
Outside.
The one end of package 612 is connected with a water pump 613, and described water pump 613 is connected with water tank 614, and the package 612 is another
End is connected with a shower 615, and the described lower section of shower 615 is provided with cascade 617, and the described top of shower 615 is set
There is negative-pressure air fan 616, described cascade 617 is arranged on the top of water tank 614.
Air-cooled heating mechanism 7 includes the second outdoor heat converter 71, and the second described outdoor heat converter 71 goes out fluorine mouth
It is connected with the E mouths of the second four-way valve 4, the second described outdoor heat converter 71 enters fluorine mouth and the first outdoor heat converter 61
Go out the parallel connection of fluorine mouth.
The connection before going out the parallel connection of fluorine mouth for going out fluorine mouth and being the second outdoor heat converter 71 of first outdoor heat converter 61
Have a check valve a, the first described outdoor heat converter 61 go out that fluorine mouth is the second outdoor heat converter 71 go out fluorine mouth
Changed after in parallel with evaporation plate 5 be connected before be provided with a choke valve b.
The setting of individual event valve, in process of refrigerastion, it is ensured that refrigerant will not flow back into the first outdoor heat exchanger 6, heat
During, it is ensured that evaporation plate is changed 7 low pressure refrigerants and cannot flow into the cold refrigeration mechanism 6 of evaporation.High-pressure refrigerant passes through throttling
Low pressure refrigerant can be changed into after valve.
Cooling water is broken up after cascade 617 by cascade, increases disengagement area, while negative-pressure air fan 616 extracts the external world
Air, quickening cooling water superficial air flowing speed, the cooling water evaporation speed greatly speeded up, the cooling for accelerating cooling water are fast
Degree so that refrigerant exchanges heat fully in the first outdoor heat exchanger 61, improves refrigerating efficiency, reduces air conditioning energy consumption.
The connection after going out the parallel connection of fluorine mouth for going out fluorine mouth and being the second outdoor heat converter 71 of first outdoor heat converter 61
There is a unloading valve c, described unloading valve is in parallel with the S mouths of the first four-way valve 3 and the S mouths of the second four-way valve 4 and is together connected to
In the import of compressor 2.
Evaporate cold refrigeration mechanism 6 to be connected on same air compressor machine 2 with air cooling chiller structure 7, share a set of refrigerant circulation system
System.
Preferably, gas is provided with before the S mouths of the import of 9 compressor 2 and the first four-way valve 3, the S mouths of the second four-way valve 4 are in parallel
Liquid/gas separator 21, low-pressure meter 22 and low tension switch 221, described compressor 2 outlet be connected on the D mouths of the first four-way valve 3 and
An oil eliminator 23, high pressure gauge 24 and high-voltage switch gear 25 are provided between the outlet of compressor 2 and the D mouths of the first four-way valve 3.
Preferably, evaporation plate changes 5 and is connected with indoor heat converter 8, and described evaporation plate is changed 5 and connected with indoor heat converter 8
Circulating pump 81 is provided with the pipeline connect.
Operation principle and advantage of the present utility model:
During refrigeration, the no power of the first four-way valve 3, the D mouths of the first four-way valve turn on C mouths, the high temperature after the compression of compressor 2
The refrigerant of high pressure is entered by the C mouths of the first four-way valve 3 evaporates cold refrigeration mechanism 6, enters drop evaporating cold refrigeration mechanism 6
After temperature processing, 5 are changed into evaporation plate, the heat of the refrigerant in indoor heat converter 8 is absorbed, completes indoor heat taking out of room
Interior work, reach the purpose of indoor refrigeration.
During heating, the first four-way valve 3 is powered, and the D mouths of the first four-way valve 3 turn on the E mouths of the first four-way valve 3, and the one or four
The E mouths of port valve 3 are connected with the D mouths of the second four-way valve 4, the no power of the second four-way valve 4, the D mouths and the second four-way of the second four-way valve 4
Valve 4 C mouths conducting, through air compressor machine 2 compression after HTHP C mouth of the refrigerant through the second four-way valve enter evaporation plate change 5 and
Refrigerant in indoor heat converter 8 carries out heat exchange, completes to move into heat into the work of indoor set, reaches the mesh of indoor heating
's.
The use of two four-way valves, realize the cold refrigeration mechanism 6 of evaporation and air-cooled heating mechanism 7 can free switching at any time,
The function of air-cooled heating mechanism 7 recycled back defrosting is realized simultaneously.
First four-way valve 3 is powered, and D mouths and E the mouths conducting of the first four-way valve 3, the second four-way valve 4 are powered, the second four-way valve 4
The refrigerant of HTHP is sent into the second outdoor heat exchanger 7 and discharges heat, melted by D mouths and E the mouths conducting of energization, compressor 2
Frosting on second outdoor heat exchanger 7.When the frost melts of the second outdoor heat exchanger 7, the second four-way valve 4 powers off, and air-conditioning recovers system
Hot function.Those skilled in the art it is to be understood that defrosting time can stop also according to design temperature according to setting time signal,
Stop signal is sent to stop by the temperature sensor on the second outdoor heat exchanger 7.
Advantage is:
1. the cold refrigerating circuit of the evaporation of air conditioner and air-cooled heating loop can free switching at any time, not by time and temperature
Influence.
2. realizing fluorine circulating defrosting function, the frostless state of heat exchanger is kept without the use of extraneous heating system.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although more used herein base 1, compressor 2, gas-liquid separator 21, low-pressure meter 22, low tension switch 221,
Oil eliminator 23, high pressure gauge 24, high-voltage switch gear 25, the first four-way valve 3, the second four-way valve 4, evaporation plate change 5, the cold refrigeration of evaporation
Mechanism 6, the first outdoor heat converter 61, copper pipe 611, package 612, water pump 613, water tank 614, shower 615, negative-pressure air fan
616th, curtain 617, device for drying and filtering 62, air-cooled heating mechanism 7, the second outdoor heat converter 71, indoor heat converter 8, circulating pump
81st, check valve a, choke valve b, unloading valve c.Deng term, but it is not precluded from the possibility using other terms.Use these terms
Just for the sake of more easily describing and explaining essence of the present utility model, any additional limitation is construed as all
Disagreed with the utility model spirit.
Claims (10)
1. a kind of changes in temperature loop can free switching evaporation and heat-exchange air conditioner, including base (1), compressor (2), the first four-way
Valve (3), the second four-way valve (4) and evaporation plate are changed (5), it is characterised in that described compressor (2) is fixedly mounted on base (1)
On, the outlet of described compressor (2) is connected with the D mouths of the first four-way valve (3), the C mouths connection of described the first four-way valve (3)
There is the cold refrigeration mechanism (6) of evaporation, the E mouths of described the first four-way valve (3) are connected with the D mouths of the second four-way valve (4), and described the
The E mouths of two four-way valves (4) are connected with air-cooled heating mechanism (7).
2. changes in temperature loop according to claim 1 can free switching evaporation and heat-exchange air conditioner, it is characterised in that it is described
The cold refrigeration mechanism of evaporation (6) be connected to by the S mouths of the first four-way valve (3) in compressor (2) import and form loop, it is described
Air-cooled heating mechanism (7) is connected in compressor (2) import by the S mouths of the second four-way valve (4) forms loop, and described first
The S mouths of four-way valve (3) and the second four-way valve (4) are in parallel.
3. changes in temperature loop according to claim 2 can free switching evaporation and heat-exchange air conditioner, it is characterised in that it is described
The cold refrigeration mechanism of evaporation (6) include the first outdoor heat converter (61), described the first outdoor heat converter (61) enters fluorine
Mouth is connected with the C mouths of the first four-way valve (3), and the fluorine mouth that goes out of described the first outdoor heat converter (61) changes (5) through evaporation plate
It is connected to afterwards on the C mouths of the second four-way valve (4), the fluorine mouth that goes out of described the first outdoor heat converter (61) changes through evaporation plate
The device for drying and filtering (62) of a dry refrigerant is connected to before.
4. changes in temperature loop according to claim 3 can free switching evaporation and heat-exchange air conditioner, it is characterised in that it is described
The going out between fluorine mouth for fluorine mouth and the first outdoor heat converter (61) of entering of the first outdoor heat converter (61) be provided with copper pipe
(611), described the first outdoor heat converter (61) is provided with the package (612) of helical form arrangement, and described package is set in
On the outside of copper pipe (611).
5. changes in temperature loop according to claim 4 can free switching evaporation and heat-exchange air conditioner characterized in that, described
Package (612) one end be connected with a water pump (613), described water pump (613) is connected with water tank (614), the package (612)
The other end is connected with a shower (615), and cascade (617), described shower are provided with below described shower (615)
(615) top is provided with negative-pressure air fan (616), and described cascade (617) is arranged on above water tank (614).
6. changes in temperature loop according to claim 2 can free switching evaporation and heat-exchange air conditioner, it is characterised in that it is described
Air-cooled heating mechanism (7) include the second outdoor heat converter (71), described the second outdoor heat converter (71) goes out fluorine mouth
It is connected with the E mouths of the second four-way valve (4), described the second outdoor heat converter (71) enters fluorine mouth and the first outdoor heat converter
(61) go out fluorine mouth parallel connection.
7. changes in temperature loop according to claim 5 can free switching evaporation and heat-exchange air conditioner, it is characterised in that it is described
The first outdoor heat converter (61) go out fluorine mouth be the second outdoor heat converter (71) go out fluorine mouth it is in parallel before be connected with
One check valve (a), the fluorine mouth that goes out of described the first outdoor heat converter (61) are going out for the second outdoor heat converter (71)
Changed after fluorine mouth is in parallel with evaporation plate before (5) are connected and be provided with a choke valve (b).
8. changes in temperature loop according to claim 7 can free switching evaporation and heat-exchange air conditioner, it is characterised in that it is described
The first outdoor heat converter (61) go out fluorine mouth be the second outdoor heat converter (71) go out fluorine mouth it is in parallel after be connected with
One unloading valve (c), described unloading valve is in parallel with the S mouths of the first four-way valve (3) and the S mouths of the second four-way valve (4) and together connects
It is connected in compressor (2) import.
9. changes in temperature loop according to claim 8 can free switching evaporation and heat-exchange air conditioner, it is characterised in that it is described
Compressor (2) import and the first four-way valve (3) S mouths, the S mouths of the second four-way valve (4) it is in parallel before be provided with gas-liquid separator
(21), low-pressure meter (22) and low tension switch (221), described compressor (2) outlet are connected on the D mouths of the first four-way valve (3)
And be provided between the D mouths of the outlet of compressor (2) and the first four-way valve (3) oil eliminator (23), high pressure gauge (24) and
High-voltage switch gear (25).
10. changes in temperature loop according to claim 1 can free switching evaporation and heat-exchange air conditioner, it is characterised in that institute
The evaporation plate stated changes (5) and is connected with indoor heat converter (8), and described evaporation plate changes what (5) be connected with indoor heat converter (8)
Circulating pump (81) is provided with pipeline.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720451641.8U CN206973777U (en) | 2017-04-26 | 2017-04-26 | Changes in temperature loop can free switching evaporation and heat-exchange air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720451641.8U CN206973777U (en) | 2017-04-26 | 2017-04-26 | Changes in temperature loop can free switching evaporation and heat-exchange air conditioner |
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Publication Number | Publication Date |
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CN206973777U true CN206973777U (en) | 2018-02-06 |
Family
ID=61412437
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CN201720451641.8U Expired - Fee Related CN206973777U (en) | 2017-04-26 | 2017-04-26 | Changes in temperature loop can free switching evaporation and heat-exchange air conditioner |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108800646A (en) * | 2018-06-17 | 2018-11-13 | 浙江国祥股份有限公司 | A kind of evaporation cold air source heat pump unit |
-
2017
- 2017-04-26 CN CN201720451641.8U patent/CN206973777U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108800646A (en) * | 2018-06-17 | 2018-11-13 | 浙江国祥股份有限公司 | A kind of evaporation cold air source heat pump unit |
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