CN207501482U - It is a kind of can be in the domestic air conditioning unit of -30 DEG C of environment temperatures - Google Patents
It is a kind of can be in the domestic air conditioning unit of -30 DEG C of environment temperatures Download PDFInfo
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- CN207501482U CN207501482U CN201721552603.8U CN201721552603U CN207501482U CN 207501482 U CN207501482 U CN 207501482U CN 201721552603 U CN201721552603 U CN 201721552603U CN 207501482 U CN207501482 U CN 207501482U
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Abstract
The utility model offer is a kind of can be in the domestic air conditioning unit of 30 DEG C of environment temperatures, including four-way valve module, compressor, economizer, double-tube heat exchanger, liquid storage device, finned heat exchanger, check valve assembly, gas-liquid separator, filter, the four-way valve module is equipped with D interface, S interfaces, C interface, E interface, the check valve assembly includes A interfaces, B interface, F interface, G interface, the right side of the compressor is equipped with low tension switch, the left end connection of the low tension switch and gas-liquid separator.The utility model is a kind of can be in the domestic air conditioning unit of 30 DEG C of environment temperatures; it remains able to carry out operation normally and efficiently in 30 DEG C of environment temperatures, remains able to carry out operation normally and efficiently in 30 DEG C of environment temperatures, protect compressor; interior is humidified, improves indoor comfort level.
Description
【Technical field】
The utility model is related to technical field of air-conditioning heat pumps, it is more particularly to a kind of can be in the family of -30 DEG C of environment temperatures
Use air-conditioner set.
【Background technology】
With the development of science and technology air-conditioning has become the important tool of cooling in summer winter heating.Air-conditioning, that is, air regulator
(Air Conditioner).Refer to manually means, to temperature, humidity, cleanliness factor, the speed of surrounding air in building/structures
The process that the parameters such as degree are adjusted and control.The structure of air-conditioning includes：Compressor, condenser, evaporator, four-way valve, unidirectionally
Valve capillary module forms.
Existing medium-sized domestic air conditioning unit, in the area that Xia Redong is cold, since winter outdoor temperature is relatively low, refrigerant
After condenser exchanges heat, evaporator is directly flowed back to by throttle part.In this way with the promotion of condenser temperature, unit performance
It continuously decreases.When environment of the unit in more low temperature, coolant quantity deficiency, pressure ratio because flowing back to compressor cause to compress due to excessive
The very fast raising of operating of machine, but heating effect cannot be met, base of evaporator easily freezes, and chassis ice is caused to block up.Pump type heat
The use environment minimum temperature of domestic air conditioning unit is -25 DEG C, is then unable to operate normally less than -25 DEG C.
【Utility model content】
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, and providing one kind can be in -30 DEG C of environment temperature
The domestic air conditioning unit of degree remains able to carry out operation normally and efficiently in -30 DEG C of environment temperatures, compressor is protected, to room
It is inside humidified, improves indoor comfort level.
To achieve the above object, the utility model proposes it is a kind of can be in the domestic air conditioner of -30 DEG C of environment temperatures
Group, including four-way valve module, compressor, economizer, double-tube heat exchanger, liquid storage device, finned heat exchanger, check valve assembly, gas-liquid
Separator, filter, the four-way valve module are equipped with D interface, S interfaces, C interface, E interface, the check valve assembly packet
A interfaces, B interface, F interface, G interface are included, the outlet of the compressor is equipped with high-voltage switch gear, and the high-voltage switch gear connects with D
Mouth connection, the right side of the compressor are equipped with low tension switch, the left end connection of the low tension switch and gas-liquid separator, institute
The right end for the gas-liquid separator stated is connect with S interfaces, and one end of the double-tube heat exchanger is connect with E interface, the casing
The other end of heat exchanger and the right end of liquid storage device connect, and the liquid storage device is connected by the upper end of A interfaces and economizer, described
The lower end of economizer and one end of filter connect, the other end of the filter passes through F interface and finned heat exchanger
One end connects, and the other end of the finned heat exchanger is connect with C interface.
Preferably, the import of the compressor is equipped with throttle valve, the right side of the throttle valve is equipped with temperature sensing
Device, the upper end of the temperature sensor are equipped with throttling controller, the upper end connection of the throttling controller and throttle valve, institute
The right end for the temperature sensor stated is connect with low tension switch.
Preferably, the lower end of the gas-liquid separator is equipped with outlet pipe, the right side of the outlet pipe is equipped with spraying
Device, spraying device is interior to be equipped with heating net.
Preferably, the finned heat exchanger is connect by B interface with economizer, the filter passes through G interface
It is connect with liquid storage device.
Preferably, the economizer is brazing plate type heat exchanger, the brazing plate type heat exchanger is equipped with several
A plate, the plate are horizontal straight corrugated plating, and rectangular channel is formed between the plate, the rectangular channel
Outlet is equipped with electric expansion valve.
The beneficial effects of the utility model：The utility model in compressor inlet by setting throttle valve, throttle valve right side
Equipped with temperature sensor, the outlet setting high-voltage switch gear of compressor is changed by double-tube heat exchanger, economizer, finned heat exchanger
Heat, the refrigeration buffering of liquid storage device so that unit remains able to carry out operation normally and efficiently under -30 DEG C of environment temperature, protects
Compressor is protected, extends the service life of compressor；The lower end of gas-liquid separator is equipped with outlet pipe, and the right side of outlet pipe is equipped with spraying
Device, spraying device is interior to be equipped with heating net, and interior can be humidified, indoor humidity is promoted, prevent drying, without single again
Solely setting humidifier.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is that the utility model is a kind of can be in the structure diagram of the domestic air conditioning unit of -30 DEG C of environment temperatures；
Fig. 2 is the structure diagram of economizer；
Fig. 3 is that the utility model is a kind of can be in the domestic air conditioning unit heating condition schematic diagram of -30 DEG C of environment temperatures；
Fig. 4 is that the utility model is a kind of can be in the domestic air conditioning unit cooling condition schematic diagram of -30 DEG C of environment temperatures.
In figure：1- four-ways valve module, 2- compressors, 3- economizers, 4- double-tube heat exchangers, 5- liquid storage devices, the heat exchange of 6- fins
Device, 7- check valve assemblies, 8- gas-liquid separators, 9- filters, 11-D interfaces, 12-S interfaces, 13-C interfaces, 14-E interfaces, 21-
High-voltage switch gear, 22- low tension switches, 23- throttle valves, 24- temperature sensors, 25- throttling controllers, 31- plates, 32- rectangles lead to
Road, 71-A interfaces, 72-B interfaces, 73-F interfaces, 74-G interfaces, 81- outlet pipes, 82- spraying devices, 321- electric expansion valves,
821- heating nets.
【Specific embodiment】
To make the objectives, technical solutions and advantages of the present invention clearer, below by accompanying drawings and embodiments,
The present invention is further described in detail.However, it should be understood that specific embodiment described herein is only used to solve
The utility model is released, the range being not intended to limit the utility model.In addition, it in the following description, is omitted to known features
With the description of technology, to avoid the concept of the utility model is unnecessarily obscured.
As shown in Figure 1 and Figure 4, the utility model provide it is a kind of can in the domestic air conditioning unit of -30 DEG C of environment temperatures,
Including four-way valve module 1, compressor 2, economizer 3, double-tube heat exchanger 4, liquid storage device 5, finned heat exchanger 6, check valve assembly 7,
Gas-liquid separator 8, filter 9, the four-way valve module 1 is equipped with D interface 11, S interfaces 12, C interface 13, E interface 14, described
Check valve assembly 7 include A interfaces 71, B interface 72, F interface 73, G interface 74, the outlet of the compressor 2 is equipped with high pressure
Switch 21, the high-voltage switch gear is connect with D interface 11, and the right side of the compressor 2 is equipped with low tension switch 22, and described is low
It compresses switch and 22 is connect with the left end of gas-liquid separator 8, the right end of the gas-liquid separator 8 is connect with S interfaces 12, the set
One end of heat exchange of heat pipe 4 is connect with E interface 14, and the other end of the double-tube heat exchanger 4 is connect with the right end of liquid storage device 5, institute
The liquid storage device 5 stated is connect by A interfaces 71 with the upper end of economizer 3, the lower end of the economizer 3 and one end of filter 9
Connection, the other end of the filter 9 are connect by F interface 73 with one end of finned heat exchanger 6, the finned heat exchanger
6 other end is connect with C interface 13；The import of the compressor 2 is equipped with throttle valve 23, and the right side of the throttle valve 23 is set
Have a temperature sensor 24, the upper end of the temperature sensor 24 is equipped with throttling controller 25, the throttling controller 25 with
The upper end connection of throttle valve 23, the right end of the temperature sensor 24 are connect with low tension switch 22；The gas-liquid separator 8
Lower end be equipped with outlet pipe 81, the right side of the outlet pipe 81 is equipped with spraying device 82, heating net is equipped in spraying device 82
821；The finned heat exchanger 6 is connect by B interface 72 with economizer 3, and the filter 9 passes through G interface 74 and liquid storage
Device 5 connects；The economizer 3 is brazing plate type heat exchanger, and the brazing plate type heat exchanger is equipped with several plates 31,
The plate 31 is horizontal straight corrugated plating, and rectangular channel 32, the rectangular channel 32 are formed between the plate 31
Outlet be equipped with electric expansion valve 321.
Utility model works process：
The utility model it is a kind of can -30 DEG C of environment temperatures domestic air conditioning unit during the work time, during heating,
The gas coolant of low-temp low-pressure is compressed into the gas of high temperature and pressure through compressor 2 and changes through D interface 11 and through 14 sleeve pipe of E interface
Hot device 6 carries out the liquid refrigerants that heat release forms cryogenic high pressure, while the heat that the gas of high temperature and pressure is released is used for heating muff
Flow in heat exchanger 5 makes water heating become hot water, improves indoor temperature, the liquid refrigerants of cryogenic high pressure enter liquid storage device 5 into
Row buffering reduces noise, then enters economizer 3 by the A interfaces of check valve assembly 7, by the effect of electric expansion valve 321
The liquid refrigerants of low-temp low-pressure is formed, the liquid refrigerants of low-temp low-pressure passes through the filtration of filter 9, passes through check valve assembly 7
F interface enter finned heat exchanger 6, the liquid refrigerants of low-temp low-pressure itself evaporates after heat absorption, becomes the gaseous state of low-temp low-pressure
Refrigerant, the gaseous coolant of low-temp low-pressure is by C interface 13 and S interfaces 12, into gas-liquid separator 8, by the gaseous state of low-temp low-pressure
The steam accompanied in refrigerant is detached, and the liquid isolated passes through outlet pipe 81, and the heat effect by heating net 821 passes through
Spraying device 82 is discharged to interior and plays the role of humidification, and the gaseous coolant of low-temp low-pressure is controlled by the pressure of low tension switch 22,
23 flow control of measurement and throttle valve of temperature sensor 24, the at this time pressure of the gas coolant of low-temp low-pressure and flow and compression
The power that machine 2 is run is consistent, and the gas coolant of low-temp low-pressure returns to compressor 2 and completes cycle；During refrigeration, the gas of low-temp low-pressure
The liquid that body refrigerant is compressed into high temperature and pressure through compressor 2 enters the formation low temperature of finned heat exchanger 6 through D interface 11 and C interface 13
Highly pressurised liquid enters economizer 3 by B interface 72, low temperature and low pressure liquid is formed by the effect of electric expansion valve, by filtering
The filtering of device enters liquid storage device 5 into row buffering by G interface, reduces noise, subsequently into double-tube heat exchanger 4, low-temp low-pressure liquid
Body heat absorption becomes low temperature low pressure gas, meanwhile, the heat that low temperature and low pressure liquid absorbs becomes the water cooling in double-tube heat exchanger 4
Cold water reduces indoor temperature, and low temperature low pressure gas enters gas-liquid separator 8 through E interface and S interfaces, by the gaseous state of low-temp low-pressure
The steam accompanied in refrigerant is detached, and the liquid isolated is discharged to interior and is played by outlet pipe 81 by spraying device 82 to be added
Wet effect, the gaseous coolant of low-temp low-pressure are controlled by the pressure of low tension switch 22, the measurement and throttling of temperature sensor 24
23 flow control of valve, at this time the pressure of the gas coolant of low-temp low-pressure and flow be consistent with the power that compressor 2 is run, low temperature
The gas coolant of low pressure returns to compressor 2 and completes cycle.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Any modification, equivalent replacement or improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (5)
1. a kind of can be in the domestic air conditioning unit of -30 DEG C of environment temperatures, it is characterised in that：Including four-way valve module (1), pressure
Contracting machine (2), economizer (3), double-tube heat exchanger (4), liquid storage device (5), finned heat exchanger (6), check valve assembly (7), gas-liquid point
From device (8), filter (9), the four-way valve module (1) is equipped with D interface (11), S interfaces (12), C interface (13), E interface
(14), the check valve assembly (7) includes A interfaces (71), B interface (72), F interface (73), G interface (74), the pressure
The outlet of contracting machine (2) is equipped with high-voltage switch gear (21), and the high-voltage switch gear is connect with D interface (11), the compressor (2)
Right side is equipped with low tension switch (22), and the low tension switch (22) is connect with the left end of gas-liquid separator (8), the gas-liquid point
Right end from device (8) is connect with S interfaces (12), and one end of the double-tube heat exchanger (4) is connect with E interface (14), described
The other end of double-tube heat exchanger (4) is connect with the right end of liquid storage device (5), and the liquid storage device (5) passes through A interfaces (71) and economy
The upper end connection of device (3), the lower end of the economizer (3) are connect with one end of filter (9), the filter (9)
The other end is connect by F interface (73) with one end of finned heat exchanger (6), and the other end of the finned heat exchanger (6) connects with C
Mouth (13) connection.
2. a kind of as described in claim 1 can be in the domestic air conditioning unit of -30 DEG C of environment temperatures, it is characterised in that：Institute
The import of compressor (2) stated is equipped with throttle valve (23), and the right side of the throttle valve (23) is equipped with temperature sensor (24), institute
The upper end of temperature sensor (24) stated is equipped with throttling controller (25), the throttling controller (25) and throttle valve (23)
Upper end connects, and the right end of the temperature sensor (24) is connect with low tension switch (22).
3. a kind of as described in claim 1 can be in the domestic air conditioning unit of -30 DEG C of environment temperatures, it is characterised in that：Institute
The lower end of gas-liquid separator (8) stated is equipped with outlet pipe (81), and the right side of the outlet pipe (81) is equipped with spraying device (82),
Heating net (821) is equipped in spraying device (82).
4. a kind of as described in claim 1 can be in the domestic air conditioning unit of -30 DEG C of environment temperatures, it is characterised in that：Institute
The finned heat exchanger (6) stated is connect by B interface (72) with economizer (3), the filter (9) by G interface (74) with
Liquid storage device (5) connects.
5. a kind of as described in claim 1 can be in the domestic air conditioning unit of -30 DEG C of environment temperatures, it is characterised in that：Institute
The economizer (3) stated is brazing plate type heat exchanger, and the brazing plate type heat exchanger is equipped with several plates (31), described
Plate (31) is horizontal straight corrugated plating, and rectangular channel (32), the rectangular channel are formed between the plate (31)
(32) outlet is equipped with electric expansion valve (321).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721552603.8U CN207501482U (en) | 2017-11-20 | 2017-11-20 | It is a kind of can be in the domestic air conditioning unit of -30 DEG C of environment temperatures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721552603.8U CN207501482U (en) | 2017-11-20 | 2017-11-20 | It is a kind of can be in the domestic air conditioning unit of -30 DEG C of environment temperatures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207501482U true CN207501482U (en) | 2018-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721552603.8U Active CN207501482U (en) | 2017-11-20 | 2017-11-20 | It is a kind of can be in the domestic air conditioning unit of -30 DEG C of environment temperatures |
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| Country | Link |
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| CN (1) | CN207501482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579156A (en) * | 2018-11-19 | 2019-04-05 | 珠海格力电器股份有限公司 | A kind of limiting temperature refrigeration control system and multi-online air-conditioning system |
-
2017
- 2017-11-20 CN CN201721552603.8U patent/CN207501482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579156A (en) * | 2018-11-19 | 2019-04-05 | 珠海格力电器股份有限公司 | A kind of limiting temperature refrigeration control system and multi-online air-conditioning system |
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