CN205860539U - A kind of air conditioning system - Google Patents
A kind of air conditioning system Download PDFInfo
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- CN205860539U CN205860539U CN201620725016.3U CN201620725016U CN205860539U CN 205860539 U CN205860539 U CN 205860539U CN 201620725016 U CN201620725016 U CN 201620725016U CN 205860539 U CN205860539 U CN 205860539U
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Abstract
This utility model provides a kind of air conditioning system, it includes compressor (1), condenser (2), vaporizer (3) and throttling arrangement (4), the Gas-supplying enthalpy-increasing end for filling into coolant it is provided with on described compressor (1), and also include the injector (5) being arranged in described air conditioning system, described injector (5) includes high-pressure inlet (51), low pressure inlet (52) and outlet (53), and described outlet (53) is connected to the Gas-supplying enthalpy-increasing end of described compressor (1) by gas exhaust piping (6).Injector being exported is used to be connected to the middle pressure Gas-supplying enthalpy-increasing end of compressor by this utility model, while compressor being carried out Gas-supplying enthalpy-increasing, the diffuser also by injector carries out pressurization, improve the pressure of the coolant entered in compressor Gas-supplying enthalpy-increasing mouth, significantly reduce the work done during compression of compressor, and reduce the delivery temperature of compressor, thus effectively increase the heat exchange efficiency of condenser, improve the efficiency of whole air conditioning system.
Description
Technical field
This utility model belongs to air-conditioning technical field, is specifically related to a kind of air conditioning system.
Background technology
The commonly used compound compressor of low-temperature air conditioner of the prior art+Gas-supplying enthalpy-increasing technology, utilizes flash evaporation or supercool
The gaseous coolant of device is to intergrade QI invigorating, although cryogenic property (i.e. air-conditioning heating capacity under low temperature state) makes moderate progress,
But still decay is serious (i.e. temperature is the lowest, and the heat that air-conditioning can obtain from environment is the fewest, but temperature the lowest room domestic demand
The heat wanted is the most, and temperature is the lowest, and air-conditioning effect is the poorest, more can not meet requirement), efficiency low, can heterodyne.
Owing to the air conditioning system of band Gas-supplying enthalpy-increasing of the prior art exists, performance degradation at low temperatures is big, efficiency is low, energy
The technical problems such as heterodyne, therefore this utility model research design goes out a kind of cryogenic system.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome air-conditioning of the prior art to there is property at low temperatures
Can be decayed big defect, thus provides a kind of air conditioning system.
This utility model provides a kind of air conditioning system, and it includes compressor, condenser, vaporizer and throttling arrangement, described
It is provided with the Gas-supplying enthalpy-increasing end for filling into coolant on compressor, and also includes the injection being arranged in described air conditioning system
Device, described injector includes high-pressure inlet, low pressure inlet and outlet, and described outlet is connected to described compression by gas exhaust piping
The Gas-supplying enthalpy-increasing end of machine.
Preferably, described high-pressure inlet is connected to suction end or the exhaust end of described condenser by high pressure admission pipeline,
Described low pressure inlet is connected to the low pressure air suction end of described compressor by low-pressure admission pipeline.
Preferably, described air conditioning system also include being arranged at the flash vessel between described throttling arrangement and described vaporizer or
Subcooler.
Preferably, described high-pressure inlet is connected to the outlet side of described flash vessel or described supercool by high pressure admission pipeline
The outlet side of device, described low pressure inlet is connected to the low pressure air suction end of described compressor by low-pressure admission pipeline.
Preferably, described high-pressure inlet is connected to inlet end or the exhaust end of described condenser by high pressure admission pipeline,
Described low pressure inlet is connected to the outlet side of described flash vessel or subcooler by low-pressure admission pipeline.
Preferably, the described low-pressure admission pipeline being connected with described injector and/or described high pressure admission pipeline and/
Or it is provided with electromagnetic valve on described gas exhaust piping.
Preferably, described compressor is single machine compression with double stage machine or single machine with variable speed compressor, goes out described in described injector
Mouth is connected in the middle pressure chamber of described single machine compression with double stage machine or single machine with variable speed compressor by described gas exhaust piping.
Preferably, described compressor is the multi-connected machine compressibility of more than two, and the described outlet of described injector is passed through
Described gas exhaust piping is connected to the suction end of the intermediate pressure compressor of the described multi-connected machine compressibility of more than two.
Preferably, described air conditioning system is hot pump in low temp system or high-temperature refrigeration system.
A kind of air conditioning system that this utility model provides has the advantages that
1., by air conditioning system of the present utility model, use injector and exported the middle pressure QI invigorating increasing being connected to compressor
Enthalpy end, it is possible to compressor carries out the effect of Gas-supplying enthalpy-increasing, can also carry out pressurization by the diffuser of injector simultaneously, from
And improve the pressure of the coolant entered in compressor Gas-supplying enthalpy-increasing mouth, effectively and significantly reduce the work done during compression of compressor,
And reduce the delivery temperature of compressor, thus effectively increase the heat exchange efficiency of condenser so that at low ambient temperatures
Heat pump performance is unlikely to decay excessive, improves the efficiency of whole air conditioning system；
2. by air conditioning system of the present utility model, it is possible to high-pressure inlet and the low pressure inlet of injector are connected to air-conditioning
Multiple different position in system, to realize the effect of drain jet coolant, thus realizes the various of injector type of attachment
Property, versatility and broad applicability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first connected mode of air conditioning system of the present utility model；
Fig. 2 is the structural representation of the second connected mode of air conditioning system of the present utility model；
Fig. 3 is the structural representation of the third connected mode of air conditioning system of the present utility model；
Fig. 4 is the structural representation of the injector of air conditioning system of the present utility model；
Fig. 5 is the air conditioning system of the present utility model pressure-enthalpy chart compared with existing Gas-supplying enthalpy-increasing.
In figure, reference is expressed as:
1 compressor, 2 condensers, 3 vaporizers, 4 throttling arrangements, 5 injectors, 51 high-pressure inlets, 52
Low pressure inlet, 53 outlets, 6 gas exhaust pipings, 7 low-pressure admission pipelines, 8 high pressure admission pipelines, 9 flash vessels, 10
Electromagnetic valve.
Detailed description of the invention
As Figure 1-3, this utility model provides a kind of air conditioning system, and it includes compressor 1, condenser 2, vaporizer 3
With throttling arrangement 4, and also including the injector 5 being arranged in described air conditioning system, described injector 5 includes high-pressure inlet
51, low pressure inlet 52 and outlet 53, and the middle pressure QI invigorating that described outlet 53 is connected to described compressor 1 by gas exhaust piping 6 increases
Enthalpy end.
By the air conditioning system of band injector of the present utility model, reclaim high pressure fluid energy owing to injector has
Effect, again can injection low-pressure fluid be allowed to boost, therefore use injector and exported the middle pressure QI invigorating being connected to compressor
Increase enthalpy end, it is possible to compressor is carried out the effect of Gas-supplying enthalpy-increasing, pressurization can also be carried out by the diffuser of injector simultaneously,
Thus improve the pressure of the coolant entered in compressor Gas-supplying enthalpy-increasing mouth, effectively and significantly reduce the compression of compressor
Merit, and reduce the delivery temperature of compressor, thus effectively increase the heat exchange efficiency of condenser so that air conditioning system exists
Under low temperature environment, performance is unlikely to decay excessive, improves the efficiency of whole air conditioning system.
Preferably, the many places that described high-pressure inlet 51 is connected in described air conditioning system by high pressure admission pipeline 8 are specified
Position, the appointment position, many places that described low pressure inlet 52 is connected in described air conditioning system by low-pressure admission pipeline 7.So energy
Enough multiple different positions high-pressure inlet and the low pressure inlet of injector being respectively connecting in air conditioning system, to realize drain
The effect of jet coolant, and it is effectively realized the multiformity of injector type of attachment, versatility and broad applicability.
As illustrated in fig. 1, it is preferred that described high-pressure inlet 51 is connected to the suction of described condenser 2 by high pressure admission pipeline 8
Gas end or exhaust end, described low pressure inlet 52 is connected to low pressure air suction end (this of described compressor 1 by low-pressure admission pipeline 7
Time flash vessel 9 or subcooler serve as the effect of fluid reservoir).By above-mentioned connected mode, it is possible to realize being pressed into the low of injector
Mouth carries out air-breathing from compressor low pressure air suction end, from the suction end of condenser, (suction end of condenser is compression to high-pressure inlet
The exhaust end of machine) or exhaust end carry out air-breathing, thus by the suction of condenser or the high-pressure of exhaust end to compressor air suction
The coolant of end carries out taking out band, forms effect and the effect of injection, completes the process of injection and Gas-supplying enthalpy-increasing.
As Figure 2-3, it is preferable that described air conditioning system also includes being arranged at described throttling arrangement 4 and described vaporizer 3
Between flash vessel 9 (as Figure 1-3) or subcooler (not shown).Sudden strain of a muscle is set between throttling arrangement and vaporizer
Steaming device or the version of subcooler, it is possible to the coolant flowed through at this in pipeline is carried out flash distillation effect or the work of throttling intensification
With, to form medium pressure gas, think that Gas-supplying enthalpy-increasing provides necessary condition.
As shown in Figure 2, it is preferable that described high-pressure inlet 51 is connected to going out of described flash vessel 9 by high pressure admission pipeline 8
Gas end or the outlet side of described subcooler, described low pressure inlet 52 is connected to the low of described compressor 1 by low-pressure admission pipeline 7
Pressure suction end.By above-mentioned connected mode, it is possible to realize carrying out the low pressure inlet of injector from compressor low pressure air suction end
Air-breathing, high-pressure inlet carry out air-breathing from the outlet side of flash vessel or subcooler, thus by flash vessel or the outlet side of subcooler
High-pressure the coolant of compressor air suction end is taken out band, form effect and the effect of injection, complete injection and QI invigorating increases
The process of enthalpy.
As shown in Figure 3, it is preferable that described high-pressure inlet 51 is connected to entering of described condenser 2 by high pressure admission pipeline 8
Gas end or exhaust end, described low pressure inlet 52 is connected to giving vent to anger of described flash vessel 9 or subcooler by low-pressure admission pipeline 7
End.By above-mentioned connected mode, it is possible to realize carrying out the low pressure inlet of injector from the outlet side of flash vessel or subcooler
Air-breathing, high-pressure inlet are inhaled from inlet end (inlet end of condenser is the exhaust end of compressor) or the exhaust end of condenser
Gas, thus by the inlet end of condenser or the high-pressure of exhaust end, the coolant of flash vessel or subcooler is taken out band, shape
Become effect and the effect of injection, complete the process of injection and Gas-supplying enthalpy-increasing.
Preferably, the described low-pressure admission pipeline 7 being connected with described injector 5 and/or described high pressure admission pipeline 8,
And/or it is provided with electromagnetic valve 10 on described gas exhaust piping 6.By arranging electromagnetic valve on the above-mentioned pipeline being connected with injector
Version, it is possible to the coolant flowed through in this road is carried out the control of opening and closing or uninterrupted, thus is formed and injector is worked
Whether the size with working strength effectively controls.
Preferably, described compressor 1 is single machine compression with double stage machine or single machine with variable speed compressor, described injector 5 described
Outlet 53 is connected in the middle pressure chamber of described single machine compression with double stage machine or single machine with variable speed compressor by described gas exhaust piping 6.This
It is preferred kind and the version of the compressor of air conditioning system of the present utility model, by being chosen to single machine two-stage or many
Level compressor, and injector outlet is connected in the middle pressure chamber of single machine compression with double stage machine or single machine with variable speed compressor, it is possible to right
While the effect that this compressor forms middle pressure Gas-supplying enthalpy-increasing, structure can also be made relatively simple, easy to use.
Preferably, described compressor 1 is the multi-connected machine compressibility of more than two, the described outlet 53 of described injector 5
The suction end of the intermediate pressure compressor of the described multi-connected machine compressibility of more than two it is connected to by described gas exhaust piping 6.This is also
The preferred kind of the compressor of air conditioning system of the present utility model and version, by being chosen to more than two multi-joint
Machine compressibility, and injector outlet is connected to the suction end of the intermediate pressure compressor of multi-connected machine compressibility, it is possible to this pressure
While the effect that contracting machine forms middle pressure Gas-supplying enthalpy-increasing, the heating capacity of whole system or refrigerating capacity can also be made bigger, improve system
Cold heating capacity.
Preferably, described air conditioning system is hot pump in low temp system or high-temperature refrigeration system.This is air-conditioning of the present utility model
The preferred kind of system and version, design owing to introducing the structure of injector, it is possible to effectively system is played QI invigorating
The effect of increasing enthalpy, and the efficiency of system can also be effectively improved simultaneously, the most at low temperatures can be effectively to indoor ring
Border carries out heating, effectively can freezing indoor environment in high temperature environments, and subject range is more extensively, having expanded should
By scope, improve efficiency.
The most of the present utility model operation principle and preferred embodiment are described below.
Injector for the auxiliary power unit (Auxiliary Power Unit is called for short APU) of large aircraft, is adopted the earliest
Replacing cooling fan to carry out separation and lubricating oil cooling with injector, injection air-flow finally enters mixing chamber and mixes with gas after turbine
Mixed, enter air by exhaustor.
As shown in Figure 4, injector of the present utility model has a high-pressure side, low-pressure side and outlet side, high-pressure fluid from
High-pressure side enters, and gets rid of from low-pressure side, thus is formed about low-pressure area in low-pressure side, through the gas injection of low-pressure side to outlet side
Discharge in the lump.
As it is shown in figure 1, utilize the high pressure coolant in the high pressure coolant injection vaporizer of condenser, by cold for the gaseous state of vaporizer
Matchmaker's injection presses chamber to compressor, owing to injector has the effect of recovery high pressure fluid energy, and again can injection low-pressure fluid
And be allowed to boost, therefore, it is possible to heat pump efficiency level is made to be further enhanced.
Injection is additionally provided with electromagnetic valve on loop, for controlling the opening and closing of injection stream.
The high pressure section of injector can be connected with condenser, it is also possible to is directly connected with compressor air-discharging end.
This system can be not only used for heat pump it can also be used to high-temperature refrigeration system.
Compressor can be single machine compression with double stage machine, it is also possible to be two compressors.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can be free
Ground combination, superposition.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.The above is only preferred implementation of the present utility model, it is noted that for the art
For those of ordinary skill, on the premise of without departing from this utility model know-why, it is also possible to make some improvement and modification,
These improve and modification also should be regarded as protection domain of the present utility model.
Claims (9)
1. an air conditioning system, it is characterised in that: include compressor (1), condenser (2), vaporizer (3) and throttling arrangement (4),
It is provided with the Gas-supplying enthalpy-increasing end for filling into coolant on described compressor (1), and also includes being arranged in described air conditioning system
Injector (5), described injector (5) includes high-pressure inlet (51), low pressure inlet (52) and outlet (53), and described outlet
(53) the Gas-supplying enthalpy-increasing end of described compressor (1) it is connected to by gas exhaust piping (6).
Air conditioning system the most according to claim 1, it is characterised in that: described high-pressure inlet (51) passes through high pressure admission pipeline
(8) being connected to suction end or the exhaust end of described condenser (2), described low pressure inlet (52) is by low-pressure admission pipeline (7) even
It is connected to the low pressure air suction end of described compressor (1).
Air conditioning system the most according to claim 1, it is characterised in that: described air conditioning system also includes being arranged at described throttling
Flash vessel (9) between device (4) and described vaporizer (3) or subcooler.
Air conditioning system the most according to claim 3, it is characterised in that: described high-pressure inlet (51) passes through high pressure admission pipeline
(8) being connected to outlet side or the outlet side of described subcooler of described flash vessel (9), described low pressure inlet (52) is pressed into by low
Air pipe (7) is connected to the low pressure air suction end of described compressor (1).
Air conditioning system the most according to claim 3, it is characterised in that: described high-pressure inlet (51) passes through high pressure admission pipeline
(8) being connected to inlet end or the exhaust end of described condenser (2), described low pressure inlet (52) is by low-pressure admission pipeline (7) even
It is connected to outlet side or the outlet side of subcooler of described flash vessel (9).
6. according to claim 2, the air conditioning system that one of 4-5 is described, it is characterised in that: be connected with described injector (5)
It is provided with electromagnetism on described low-pressure admission pipeline (7) and/or described high pressure admission pipeline (8) and/or described gas exhaust piping (6)
Valve.
7. according to the air conditioning system one of claim 1-5 Suo Shu, it is characterised in that: described compressor (1) is single machine two-stage pressure
Contracting machine or single machine with variable speed compressor, the described outlet (53) of described injector (5) is connected to described by described gas exhaust piping (6)
In the middle pressure chamber of single machine compression with double stage machine or single machine with variable speed compressor.
8. according to the air conditioning system one of claim 1-5 Suo Shu, it is characterised in that: described compressor (1) is more than two
Multi-connected machine compressibility, the described outlet (53) of described injector (5) is connected to more than two by described gas exhaust piping (6)
The suction end of the intermediate pressure compressor of described multi-connected machine compressibility.
9. according to the air conditioning system one of claim 1-5 Suo Shu, it is characterised in that: described air conditioning system is hot pump in low temp system
Or high-temperature refrigeration system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725016.3U CN205860539U (en) | 2016-07-11 | 2016-07-11 | A kind of air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725016.3U CN205860539U (en) | 2016-07-11 | 2016-07-11 | A kind of air conditioning system |
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| Publication Number | Publication Date |
|---|---|
| CN205860539U true CN205860539U (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620725016.3U Active CN205860539U (en) | 2016-07-11 | 2016-07-11 | A kind of air conditioning system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099620A (en) * | 2018-08-07 | 2018-12-28 | 珠海格力电器股份有限公司 | Air-conditioning system |
| WO2020211184A1 (en) * | 2019-04-18 | 2020-10-22 | 青岛海尔空调电子有限公司 | Refrigeration system |
-
2016
- 2016-07-11 CN CN201620725016.3U patent/CN205860539U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099620A (en) * | 2018-08-07 | 2018-12-28 | 珠海格力电器股份有限公司 | Air-conditioning system |
| WO2020211184A1 (en) * | 2019-04-18 | 2020-10-22 | 青岛海尔空调电子有限公司 | Refrigeration system |
| US11578896B2 (en) | 2019-04-18 | 2023-02-14 | Qingdao Haier Air-Conditioning Electronic Co., Ltd | Refrigeration system |
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