CN209371426U - A kind of power heat pipe combined air conditioners all-in-one machine - Google Patents
A kind of power heat pipe combined air conditioners all-in-one machine Download PDFInfo
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- CN209371426U CN209371426U CN201920057403.8U CN201920057403U CN209371426U CN 209371426 U CN209371426 U CN 209371426U CN 201920057403 U CN201920057403 U CN 201920057403U CN 209371426 U CN209371426 U CN 209371426U
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Abstract
The utility model discloses a kind of power heat pipe combined air conditioners all-in-one machines, including evaporator, centrifugal compressor, condenser, gas-liquid separator, fluid reservoir, liquid pump, first throttle valve, second throttle, check valve and solenoid valve.The evaporator, gas-liquid separator, liquid pump, first throttle valve successively join end to end to form vaporization cycle circuit in order；The compressor, condenser, fluid reservoir, second throttle, gas-liquid separator successively join end to end to form condensing circuit in order；The check valve is connect with compressor parallel；The solenoid valve is connected in parallel with second throttle.The utility model has the advantages that making end liquid-supplying system be in the self-support state of a control of steady working condition always using gas-liquid separator, the control difficulty of system liquid pump first throttle valve is considerably reduced.Centrifugal compressor is also used, compressor oil-free can be run, and whole system improves the safety of system without the concern for problem of oil return, also improves the efficiency of system.
Description
Technical field
The utility model relates to air conditioner refrigerating fields, specifically, are related to a kind of power heat pipe combined air conditioners all-in-one machine.
Background technique
For common air-conditioning since pipeline is shorter, most of lubricating oil successfully flows back to compressor with refrigerant, therefore does not have to
Consider problem of oil return, but multi-line system due to big (up to 50m) elbow of long (the being up to 125m) drop of pipeline it is more, system trapped fuel
Place is more, and oil return is difficult.With the increase of running time, the lubricating oil in system is cumulative, compressor can because oil starvation and
Damage.Therefore solve the problems, such as that oil return hardly possible is the essential condition for guaranteeing multi-connected machine and operating normally.
In order to reduce oil return resistance, reduce the place of trapped fuel in pipeline, multi-connected machine in design the length of connecting line and
Diameter is all restricted, and installation difficulty is very big, it is necessary to through professional's design and installation.Patent No. 2018116027642
Patent of invention using oil-free magnetic suspension compressor to solve the problems, such as multi-connected machine oil return difficult, but the system is in mechanical refrigeration
When mode, the variation of outdoor wet-bulb temperature will affect the pressure of working medium at condenser, it may appear that the pressure is greater than the confession at fluorine pump
The case where hydraulic coupling, is unfavorable for determining system control state point, also increases liquid pump control so that feed flow temperature be caused constantly to change
Difficulty processed；It also results in throttle valve and is in different work always for the control precision under pressure ring border, influencing throttle valve.
Summary of the invention
The purpose of the utility model is to overcome the above-mentioned problems of the prior art, and it is multi-joint to provide a kind of power heat pipe
Air conditioner integrated machine solves multi-joint sky by using the method for the intermediate gas-liquid separator of oil-free centrifugal compressor and increase
Liquid pump control caused by adjusting the oil return difficulty of all-in-one machine and feed flow temperature constantly to change is difficult and the accurate feed flow of throttle valve is difficult
The problem of.
The utility model solves technical problem and adopts the following technical scheme that
A kind of power heat pipe combined air conditioners all-in-one machine, including evaporator, compressor, condenser, gas-liquid separator, liquid storage
Tank, liquid pump, first throttle valve, second throttle, check valve and solenoid valve.The evaporator, gas-liquid separator, liquid pump, first
Throttle valve successively joins end to end to form vaporization cycle circuit in order；The connecting pin of the evaporator and gas-liquid separator is located at gas
It is more than the medium level of liquid/gas separator；The connecting pin of the liquid pump and gas-liquid separator be located at the medium level of gas-liquid separator with
Under；The compressor, condenser, fluid reservoir, second throttle, gas-liquid separator successively join end to end in order to be formed condensation and follows
Loop back path；The connecting pin of the compressor and gas-liquid separator is located at the medium level of gas-liquid separator or more；Second section
The connecting pin of stream valve and gas-liquid separator is located at the medium level of gas-liquid separator or less；The check valve and compressor parallel connect
It connects；The solenoid valve is connected in parallel with second throttle；The compressor is centrifugal compressor.
Further, condenser can be using air-cooled, water cooling or evaporation cooling.
Further, evaporator can have one, two or more.
Further, each evaporator is matched with a throttle valve.
Further, centrifugal compressor is magnetic suspension centrifugal compressor or gas suspension centrifugal compressor.
There are two types of operational modes, respectively mechanical refrigeration mode and natural cooling mode for this system.When outdoor temperature is higher
When, check valve and solenoid valve are closed, and compressor, liquid pump, first throttle valve, second throttle are opened, and system runs mechanical refrigeration
Mode；When outdoor temperature is lower, compressor and second throttle are closed, and check valve, solenoid valve, first throttle valve, liquid pump are beaten
It opens, system runs natural cooling mode.Above two mode can be switched over according to outdoor environment temperature and demand.
The advantages of power heat pipe combined air conditioners all-in-one machine of the utility model is to use gas-liquid separator by vaporization cycle system
System and condensation cycle system separate, and so that end liquid-supplying system is in the self-support state of a control of steady working condition always, significantly drop
The low control difficulty of system liquid pump and first throttle valve.Centrifugal compressor is also used, compressor oil-free can be run, whole system
Without the concern for problem of oil return, the safety of system is improved, also improves the efficiency of system.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model power heat pipe combined air conditioners all-in-one machine.
In figure: (1) evaporator；(2) first throttle valve；(3) liquid pump；(4) gas-liquid separator；(5) centrifugal compressor；(6)
Check valve；(7) condenser；(8) fluid reservoir；(9) solenoid valve；(10) second throttle.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, develop simultaneously implementation referring to the drawings
The utility model is further described in example.
It is the structural schematic diagram of the utility model described in Fig. 1.A kind of power heat pipe combined air conditioners all-in-one machine, including evaporation
Device 1, compressor, condenser 7, gas-liquid separator 4, fluid reservoir 8, liquid pump 3, first throttle valve 2, second throttle 10, check valve 6
With solenoid valve 9.The evaporator 1, gas-liquid separator 4, liquid pump 3, first throttle valve 2 successively join end to end to form evaporation in order
Circulation loop；The connecting pin of the evaporator 1 and gas-liquid separator 4 is located at the medium level of gas-liquid separator 4 or more；The liquid
Pump 3 and the connecting pin of gas-liquid separator 4 are located at the medium level of gas-liquid separator 4 or less；The compressor, condenser 7, liquid storage
Tank 8, second throttle 10, gas-liquid separator 4 successively join end to end to form condensing circuit in order；The compressor and gas
The connecting pin of liquid/gas separator 4 is located at the medium level of gas-liquid separator 4 or more；The second throttle 10 and gas-liquid separator 4
Connecting pin be located at the medium level of gas-liquid separator 4 or less；The check valve 6 is connect with compressor parallel；The solenoid valve 9
It is connected in parallel with second throttle 10；The compressor is centrifugal compressor 5.
When outdoor temperature is higher, check valve 6 and solenoid valve 9 are closed, compressor, liquid pump 3, first throttle valve 2, the second section
It flows valve 10 to open, system runs mechanical refrigeration mode.Liquid pump 3 extracts the liquid refrigeration working medium in gas-liquid separator 4, passes through first
Evaporator 1 is transported to after throttle valve 2, evaporator 1 is contacted with high temperature heat source, and liquid working media is in evaporator 1 by Gao Wenre
The heating in source and be evaporated to gas, and absorb heat, the gas for evaporating formation enters gas-liquid separator 4 and carries out gas-liquid separation.With
This simultaneously, gaseous refrigerant working medium extracts compression by compressor and becomes high-temperature high-pressure state and to condenser 7 in gas-liquid separator 4
Conveying, high pressure gaseous refrigeration working medium radiate in condenser 7 become liquid refrigeration working medium after into fluid reservoir 8, then lead to
The decompression for crossing second throttle 10 returns in gas-liquid separator 4 to be recycled next time.It loops back and forth like this, just completes machinery
The heat transfer process of refrigeration work mode.
When outdoor temperature is lower, compressor and second throttle 10 are closed, check valve 6, solenoid valve 9, first throttle valve
2, liquid pump 3 is opened, and system runs natural cooling mode.Liquid pump 3 extracts the liquid refrigeration working medium in gas-liquid separator 4, by the
Evaporator 1 is transported to after one throttle valve 2, evaporator 1 is contacted with high temperature heat source, and liquid working media is in evaporator 1 by high temperature
The heating of heat source and be evaporated to gas, and absorb heat, the gas for evaporating formation enters gas-liquid separator 4 and carries out gas-liquid separation.
At the same time, gaseous refrigerant working medium enters condenser 7 after flowing through check valve 6 in gas-liquid separator 4, and gaseous refrigerant working medium is condensing
Heat dissipation becomes to enter fluid reservoir 8 after liquid refrigeration working medium in device 7, then flows through solenoid valve 9 and returns in gas-liquid separator 4 and carries out down
One cycle.It loops back and forth like this, just completes the heat transfer process of natural cooling operating mode.
This system uses gas-liquid separator 4, is separated evaporation circulating system and condensation cycle system using gas-liquid separator 4
It opens, so that end liquid-supplying system is in the self-support state of a control of steady working condition always, considerably reduce system liquid pump 3 and first segment
Flow the control difficulty of valve 2.
This system uses centrifugal compressor 5, oil-free can run, and whole system improves without the concern for problem of oil return and is
The safety of system also improves the efficiency of system, and to the of less demanding of place, installation difficulty is very low, and the installation of condenser 7 is high
Spend no requirement (NR), the installation length also no requirement (NR) to medium pipeline.This system can also use magnetic suspension centrifugal compressor 5 or gas
Suspended centrifugal compressor 5, the further efficiency for improving system.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of power heat pipe combined air conditioners all-in-one machine, which is characterized in that including evaporator, compressor, condenser, gas-liquid separation
Device, fluid reservoir, liquid pump, first throttle valve, second throttle, check valve and solenoid valve；The evaporator, gas-liquid separator, liquid
Pump, first throttle valve successively join end to end to form vaporization cycle circuit in order；The connection of the evaporator and gas-liquid separator
End is located at the medium level of gas-liquid separator or more；The connecting pin of the liquid pump and gas-liquid separator is located at the work of gas-liquid separator
Below matter liquid level；The compressor, condenser, fluid reservoir, second throttle, gas-liquid separator successively join end to end shape in order
At condensing circuit；The connecting pin of the compressor and gas-liquid separator is located at the medium level of gas-liquid separator or more；Institute
The connecting pin for stating second throttle and gas-liquid separator is located at the medium level of gas-liquid separator or less；The check valve and compression
Machine is connected in parallel；The solenoid valve is connected in parallel with second throttle；The compressor is centrifugal compressor；When outdoor temperature compared with
Gao Shi, check valve and solenoid valve are closed, and compressor, liquid pump, first throttle valve, second throttle are opened, the mechanical system of system operation
Cold mode；When outdoor temperature is lower, compressor and second throttle are closed, check valve, solenoid valve, first throttle valve, liquid pump
It opens, system runs natural cooling mode.
2. a kind of power heat pipe combined air conditioners all-in-one machine according to claim 1, it is further characterized in that: the condenser can
Using air-cooled, water cooling or evaporation cooling.
3. a kind of power heat pipe combined air conditioners all-in-one machine according to claim 1, it is further characterized in that: the evaporator can
And have one, two or more.
4. a kind of power heat pipe combined air conditioners all-in-one machine according to claim 3, it is further characterized in that: each evaporation
Device is matched with a throttle valve.
5. a kind of power heat pipe combined air conditioners all-in-one machine according to claim 1, it is further characterized in that: centrifugal compressor is
Magnetic suspension centrifugal compressor or gas suspension centrifugal compressor.
6. a kind of power heat pipe combined air conditioners all-in-one machine according to claim 1, it is further characterized in that: described two operations
The switching of mode is carried out automatically according to outdoor environment temperature and demand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920057403.8U CN209371426U (en) | 2019-01-14 | 2019-01-14 | A kind of power heat pipe combined air conditioners all-in-one machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920057403.8U CN209371426U (en) | 2019-01-14 | 2019-01-14 | A kind of power heat pipe combined air conditioners all-in-one machine |
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| CN209371426U true CN209371426U (en) | 2019-09-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631207A (en) * | 2019-01-14 | 2019-04-16 | 北京丰联奥睿科技有限公司 | A kind of power heat pipe combined air conditioners all-in-one machine |
| WO2021046979A1 (en) * | 2019-09-11 | 2021-03-18 | 广东美的制冷设备有限公司 | Air conditioner |
-
2019
- 2019-01-14 CN CN201920057403.8U patent/CN209371426U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631207A (en) * | 2019-01-14 | 2019-04-16 | 北京丰联奥睿科技有限公司 | A kind of power heat pipe combined air conditioners all-in-one machine |
| WO2021046979A1 (en) * | 2019-09-11 | 2021-03-18 | 广东美的制冷设备有限公司 | Air conditioner |
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