CN205641697U - Air -conditioner - Google Patents
Air -conditioner Download PDFInfo
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- CN205641697U CN205641697U CN201620312853.3U CN201620312853U CN205641697U CN 205641697 U CN205641697 U CN 205641697U CN 201620312853 U CN201620312853 U CN 201620312853U CN 205641697 U CN205641697 U CN 205641697U
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Abstract
The utility model discloses an air -conditioner, include: compressor, sprayer, switching -over subassembly, indoor outdoor heat exchanger and vapour and liquid separator. The refrigerant outlet of sprayer links to each other with compressor return -air mouth. The switching -over subassembly has four ports, and first port links to each other with the compressor mouth, and the second port links to each other with the entry portal that draws of sprayer. Indoor heat exchanger links to each other with the third port, and outdoor heat exchanger links to each other with the fourth port. Vapour and liquid separator is equipped with three interface, and first interface links to each other with indoor heat exchanger, and the second interface links to each other with outdoor heat exchanger, and the injection entry of the 3rd interface connection sprayer is in order to channel into the gaseous state refrigerant to the sprayer. According to the utility model discloses an air -conditioner has improved heat exchanger heat exchange efficiency, and the sprayer not only can heat the compressor return -air, promotes the super -heated rate of return -air, gos back recycle section throttling loss's merit, has improved air -conditioner's efficiency. Air -conditioner simple structure is reasonable, the running efficiency is high, application scope is wide, the low temperature heating effect is excellent.
Description
Technical field
This utility model relates to heating-cooling equipment field, especially relates to a kind of air-conditioner.
Background technology
Associated materials is pointed out, coolant circulating system is in some application scenarios, in the heat pump application when low-temperature environment,
Due to the reduction of evaporating temperature, cause the reduction of coolant circulating system ability, the degradation of ordinary single-stage rotary compressor
Cannot use.
Ejector can improve pressure of inspiration(Pi) etc. with recovery system restriction loss merit.Ejector has obtained in field of heating in a large number
Application, also has application at refrigerating field, but is typically employed in single cold refrigerator system.There is the single cooler system of ejector
System, directly sprays back compressor by cold media gas after the coolant of ejector absorption vaporizer, and system configurations is less.
Also having some heat pumps to have employed emitter construction in material disclosed in correlation technique, in heat pump, compressor is
Air injection enthalpy-increasing compressor, ejector is not suitable for arranging common compressor towards the gas supplementing opening jet of compressor, this structure
System in.
Utility model content
The application is to make following facts and the discovery of problem and understanding based on inventor:
Cold-warm type air-conditioning in correlation technique the most also there will be coolant circulating system ability to be reduced
Situation.Inventor finds with lot of experiments after deliberation, is attached in cold-warm type air-conditioning by ejector, utilizes ejector
Performance can improve systematic entirety energy.
To this end, this utility model aims to provide a kind of air-conditioner, the systematic function of this air-conditioner can be improved.
According to the air-conditioner of this utility model embodiment, including: compressor, described compressor has air vent and gas returning port；
Ejector, described ejector is provided with injection entrance, injection entrance and refrigerant exit, described refrigerant exit and described gas returning port
It is connected；Commutation assembly, described commutation assembly has the first port, the second port, the 3rd port and the 4th port, described
First port connects with described 3rd port with one of them in described second port, and described first port and described
Another in Two-port netwerk connects with described 4th port, and described first port is connected with described air vent, described second end
Mouth is connected with described injection entrance；Indoor heat exchanger and outdoor heat exchanger, described indoor heat exchanger and described 3rd port phase
Even, described outdoor heat exchanger is connected with described 4th port；Gas-liquid separator, described gas-liquid separator be provided with first interface,
Second interface and the 3rd interface, described first interface is connected with described indoor heat exchanger, described second interface and described outdoor
Heat exchanger is connected, and described 3rd interface connects described injection entrance to import gaseous coolant to described ejector；First throttle
Device and the second throttling arrangement, described first throttle device be connected to described indoor heat exchanger and described gas-liquid separator it
Between, described second throttling arrangement is connected between described outdoor heat exchanger and described gas-liquid separator.
According to the air-conditioner of this utility model embodiment, by using gas-liquid separator to indoor heat exchanger and outdoor heat exchanger
Between coolant carry out gas-liquid separation so that flow into gas-liquid separator downstream heat exchanger gas content reduce, beneficially liquid
State coolant is uniformly distributed in each stream of downstream heat exchanger, improves the heat exchange efficiency of heat exchanger.Gas-liquid separator is utilized to divide
The medium temperature and medium pressure gaseous coolant separated out, ejector is possible not only to heat compressor return air, to promote the overheated of return-air
Degree, all can carry out the merit of recovery section restriction loss under refrigeration and heating condition simultaneously with ejector, improves the energy of air-conditioner
Power efficiency.And owing to ejector has simple in construction, low cost, movement-less part, is suitable for the advantages such as two phase flow operating mode,
Air-conditioner be also provided with simple and reasonable, running efficiency is high, reliable operation, applied widely, low-temperature heating effect is excellent
Etc. feature.
In certain embodiments, the described injection entrance of described ejector leads to described 3rd interface of described gas-liquid separator
Cross direct piping to be connected.Thus, reduce coolant to greatest extent and flow into the pressure loss of ejector from gas-liquid separator, carry
The recovery ability that coolant throttle is lost by high ejector.
Alternatively, described commutation assembly is cross valve.Thus, the volume of commutation assembly is little, cost is relatively low, commutation function
Stable, reliable.
Alternatively, described first throttle device is electric expansion valve, restricting orifice, capillary tube or heating power expansion valve.
Alternatively, described second throttling arrangement is electric expansion valve, restricting orifice, capillary tube or heating power expansion valve.
Advantageously, the equal scalable of aperture of described first throttle device and described second throttling arrangement.Thus, it is suitable for sky
Adjust the change of device load so that air-conditioner operating is more efficient.
Additional aspect of the present utility model and advantage will part be given in the following description, and part will from the following description
Become obvious, or recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from combining the accompanying drawings below description to embodiment and will become
Obtain substantially with easy to understand, wherein:
Fig. 1 is the structural representation of the air-conditioner according to this utility model embodiment；
Fig. 2 is the kind of refrigeration cycle path schematic diagram of the air-conditioner according to this utility model embodiment；
Fig. 3 be the air-conditioner according to this utility model embodiment heat circulating path schematic diagram.
Reference:
Air-conditioner 100,
Compressor 1, air vent a, gas returning port b, reservoir 12,
Ejector 2, injection entrance c, injection entrance d, refrigerant exit e,
Housing 21, suction chamber 211, mixing chamber 212, diffusion room 213, nozzle 22,
Commutation assembly the 3, first port D, the second port S, the 3rd port E, the 4th port C,
Indoor heat exchanger 4, outdoor heat exchanger 5, first throttle device the 61, second throttling arrangement 62,
Gas-liquid separator 7, first interface j, the second interface k, the 3rd interface m,
Direct piping 8.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most extremely
Same or similar label represents same or similar element or has the element of same or like function eventually.Below by ginseng
It is exemplary for examining the embodiment that accompanying drawing describes, it is intended to be used for explaining this utility model, and it is not intended that to this practicality newly
The restriction of type.
Describing the air-conditioner 100 according to this utility model embodiment below with reference to Fig. 1-Fig. 3, air-conditioner 100 is with spray
The heating and air conditioner of emitter, can be applicable to domestic air conditioning and small commercial field of air conditioning etc..
Air-conditioner 100 according to this utility model embodiment, as it is shown in figure 1, include: compressor 1, ejector 2, change
To assembly 3, indoor heat exchanger 4, outdoor heat exchanger 5, gas-liquid separator 7, first throttle device 61 and the second throttling
Device 62.
Compressor 1 has air vent a and gas returning port b, and compressor 1 is for the low-temp low-pressure gaseous state flowed into by gas returning port b
Coolant is compressed, and forms High Temperature High Pressure cold media gas and discharge from air vent a after coolant compression.It should be noted that
The structure and working principle etc. of compressor 1 is prior art, is the most just not described in detail.
Ejector 2 is provided with injection entrance c, injection entrance d and refrigerant exit e, and refrigerant exit e is connected with gas returning port b.
Needing to illustrate, ejector 2 can use emitter construction disclosed in prior art, the concrete structure of ejector 2
And operation principle etc. is prior art, it is not described in detail here.Wherein, when air-conditioner 100 runs, from spurting into
Mouth c and injection entrance d enters into the coolant in ejector 2 and can mix, and after mixing, gaseous coolant is discharged from refrigerant exit e,
And returned in compressor 1 by gas returning port b.
Commutation assembly 3 has the first port D, the second port S, the 3rd port E and the 4th port C, the first port D
Connect with the 3rd port E with one of them in the second port S, and another in the first port D and the second port S
Individual connecting with the 4th port C, the first port D is connected with air vent a, and the second port S is connected with injection entrance d.
It is to say, commutation assembly 3 has two kinds of conducting states, a kind of conducting state is the first port D and the 3rd port E
Conducting and the second port S and the 4th port C conducting, another kind of conducting state is that the first port D and the 4th port C leads
Logical and the second port S and the 3rd port E turns on.
Preferably due to the application technology that cross valve is in air-conditioning equipment is the most ripe, and the volume of cross valve is little, cost
Relatively low, commutation function is stable, reliable, and therefore cross valve selected by commutation assembly 3.Certainly, the structure of commutation assembly 3 can
Being not limited to this, commutation assembly 3 can be also the valve group in parallel, in series by multiple control valves disclosed in prior art
Part.
Indoor heat exchanger 4 is connected with the 3rd port E of commutation assembly 3, outdoor heat exchanger 5 and the 4th of commutation assembly 3
Port C is connected.
Gas-liquid separator 7 is provided with first interface j, the second interface k and the 3rd interface m, first interface j and indoor heat exchanger
4 be connected, the second interface k is connected with outdoor heat exchanger 5, the 3rd interface m connection ejector 2 injection entrance c with to
Ejector 2 imports gaseous coolant.Specifically, gas-liquid separator 7 is configured to from first interface j and the second interface k
One of them gas-liquid mixture flowed into carry out gas-liquid separation, and the gas part separated is discharged from the 3rd interface m,
Liquid portion another discharge from first interface j and the second interface k after separation.
Wherein, the structure of gas-liquid separator 7 should be interpreted broadly, and its structure is not especially limited, if gas-liquid separator
The gas-liquid mixed coolant of entrance can be separated into gaseous coolant and liquid refrigerants by 7, and discharges from distinct interface respectively.
First throttle device 61 is connected between indoor heat exchanger 4 and gas-liquid separator 7, and the second throttling arrangement 62 connects
Between outdoor heat exchanger 5 and gas-liquid separator 7.Alternatively, first throttle device 61 is electric expansion valve, throttling
Orifice plate, capillary tube or heating power expansion valve etc., the second throttling arrangement 62 be electric expansion valve, restricting orifice, capillary tube or
Heating power expansion valves etc., are not construed as limiting the concrete structure of first throttle device 61 and the second throttling arrangement 62 here.
Specifically, as shown in Figure 1-Figure 3, compressor 1, ejector 2, commutation assembly 3, outdoor heat exchanger 5, indoor
Heat exchanger 4, throttling arrangement and gas-liquid separator 7 define the kind of refrigeration cycle path of coolant and heat circulating path, i.e.
Air-conditioner 100 has refrigeration and the function heated.
As in figure 2 it is shown, when air-conditioner 100 needs to freeze indoor, the first port D of the assembly 3 that now commutates
Connect with the 4th port C, the second port S and the 3rd port E connection, the high temperature discharged from the air vent a of compressor 1
High-pressure gaseous coolant enters in outdoor heat exchanger 5 through commutation assembly 3, and carries out heat exchange with in formation with outside air
Temperature high-pressure liquid coolant.
From the coolant of outdoor heat exchanger 5 discharge after the second throttling arrangement 62 reducing pressure by regulating flow, form medium temperature and medium pressure gas-liquid two-phase
Coolant, coolant flows into gas-liquid separator 7 from the second interface k afterwards.From the isolated liquid refrigerants of gas-liquid separator 7 from
First interface j flows into first throttle device 61, obtains the liquid of low-temp low-pressure after the reducing pressure by regulating flow of first throttle device 61
State coolant, liquid refrigerant stream enters heat absorption evaporation after indoor heat exchanger 4, and indoor temperature is greatly lowered.From indoor heat exchanger
The 4 low-temp low-pressure gaseous coolants flowed out flow into the injection entrance d of ejector 2 by commutation assembly 3.Meanwhile, from gas-liquid
The isolated gaseous coolant of separator 7 flows into the injection entrance c of ejector 2 from the 3rd interface m, from injection entrance c stream
The medium temperature and medium pressure gaseous coolant entered mixes with the low-temp low-pressure gaseous coolant flowed into from injection entrance d, mixed gas
State coolant sprays from refrigerant exit e, finally flows back to compressor 1 from gas returning port b, and repeats this process and constantly circulate.
Again as it is shown on figure 3, when air-conditioner 100 needs to heat indoor, the first port of the assembly 3 that now commutates
D and the 3rd port E connection, the second port S and the 4th port C connection, the height discharged from the air vent a of compressor 1
Temperature high-pressure gaseous coolant enters in indoor heat exchanger 4 through commutation assembly 3, carries out heat exchange with outside air and heat release is cold
Solidifying to form middle temperature high-pressure liquid coolant, room air heat absorption heats up.
From the coolant of indoor heat exchanger 4 discharge after first throttle device 61 reducing pressure by regulating flow, form medium temperature and medium pressure gas-liquid two-phase
Coolant, coolant flows into gas-liquid separator 7 from first interface j afterwards.From the isolated liquid refrigerants of gas-liquid separator 7 from
Second interface k flows into the second throttling arrangement 62, obtains the liquid of low-temp low-pressure after the reducing pressure by regulating flow of the second throttling arrangement 62
State coolant, liquid refrigerant stream enters heat absorption evaporation after outdoor heat exchanger 5.The low-temp low-pressure gaseous state flowed out from outdoor heat exchanger 5
Coolant flows into the injection entrance d of ejector 2 by commutation assembly 3.Meanwhile, from the isolated gaseous state of gas-liquid separator 7
Coolant flows into the injection entrance c of ejector 2 from the 3rd interface m, the medium temperature and medium pressure gaseous coolant flowed into from injection entrance c
Mixing with the low-temp low-pressure gaseous coolant flowed into from injection entrance d, mixed gaseous coolant sprays from refrigerant exit e
Go out, finally flow back to compressor 1 from gas returning port b, and repeat this process and constantly circulate.
For convenience of describing, the coolant flowing into ejector 2 from injection entrance c is called dynamic medium, flows into from injection entrance d
The coolant of ejector 2 is injection medium.From above-mentioned kind of refrigeration cycle path and the description heating circulating path it can be seen that move
Power media is to separate the coolant of circulation between indoor heat exchanger 4 and outdoor heat exchanger 5, and injection medium is single
Flowing through the coolant after indoor heat exchanger 4, outdoor heat exchanger 5 in secondary circulation, dynamic medium is higher than the temperature of injection medium,
And dynamic medium is bigger than the air pressure of injection medium.
In two kinds of circulating paths, enter into the dynamic medium of medium temperature and medium pressure in ejector 2 and the injection medium of low-temp low-pressure
After mixing, the air pressure of injection medium slightly rises, and the temperature of injection medium also rises.Enter it is understood that flow into injection
In the gaseous coolant of mouth d, more or less can be mixed with liquid refrigerants, therefore by mixing in ejector 2, injection is situated between
The a small amount of liquid refrigerants energy flash evapn contained in matter is formed as gaseous coolant, and gaseous coolant is discharged from refrigerant exit e,
And returned in compressor 1 by gas returning port b.The heat effect of ejector 2, it is ensured that enter in compressor 1 is cold
Matchmaker is gaseous coolant as far as possible, it is to avoid liquid hit phenomenon occur in liquid refrigerants enters into compressor 1.
Now ejector 2 one aspect serves the effect of flash vessel, utilizes the separation gas of circulation Road to enter to final return-air
Row heating, to promote the degree of superheat of return-air.On the other hand utilizing the operation principle of ejector 2, ejector 2 can reduce
The restriction loss of expansion process, recovery section pressure energy, thus reclaim the loss that in a part, hydraulic fluid pressure reduces.Also
That is, air-conditioner 100 refrigeration, heat Shi Junke ejector 2 to reclaim coolant throttle loss a part of merit,
Improve air-breathing coolant pressure, reduce compressor power consumption, improve efficiency, when heating, improve heating capacity.
And, ejector 2 has simple in construction, low cost, movement-less part, is suitable for the advantages such as two phase flow operating mode,
Therefore in air-conditioner 100, use the loss of ejector 2 pressure recovery, air-conditioner 100 simple in construction, reliable.
It addition, also, it should be noted in coolant is evaporated the heat exchanger of heat absorption, the heat absorption capacity of gaseous coolant has
Limit, but volume is the liquid volume about tens times that can absorb heat, and the existence of gaseous coolant can intercept tube wall heat
Transmit to liquid refrigerants, the most just have impact on the evaporation endothermic of liquid refrigerants.
And in this utility model embodiment, when air-conditioner 100 freezes, gas-liquid separator 7 is to flowing out outdoor heat exchanger
The coolant of 5 carries out gas-liquid separation, reduces the gas content in the coolant flowing into indoor heat exchanger 4, and beneficially liquid refrigerants exists
Fully absorb heat in indoor heat exchanger 4.Same, when air-conditioner 100 heats, gas-liquid separator 7 changes flowing out indoor
The coolant of hot device 4 carries out gas-liquid separation, reduces the gas content in the coolant flowing into outdoor heat exchanger 5, and beneficially liquid is cold
Matchmaker is fully absorbed heat in outdoor heat exchanger 5.
Under above-mentioned triple role, the refrigerating capacity of air-conditioner 100 can be promoted, and improves the ability energy of air-conditioner 100
Effect.
Air-conditioner 100 according to this utility model embodiment, by using gas-liquid separator 7 to indoor heat exchanger 4 and room
Coolant between external heat exchanger 5 carries out gas-liquid separation so that flow into the gas content of the heat exchanger in gas-liquid separator 7 downstream
Reducing, beneficially liquid refrigerants is uniformly distributed in each stream of downstream heat exchanger, improves the heat exchange efficiency of heat exchanger.Utilize
Gas-liquid separator 7 isolated medium temperature and medium pressure gaseous coolant, ejector 2 is possible not only to heat compressor return air,
To promote the degree of superheat of return-air, under refrigeration and heating condition, all can carry out recovery section restriction loss with ejector 2 simultaneously
Merit, improves coolant circulating system ability and reduces, improve the ability efficiency of air-conditioner 100.Especially heat in low temperature environment
Time, it is notable to the castering action of system that ejector 2 reclaims merit.
And owing to ejector 2 has simple in construction, low cost, movement-less part, is suitable for the advantages such as two phase flow operating mode,
Air-conditioner 100 be also provided with simple and reasonable, running efficiency is high, reliable operation, applied widely, low-temperature heating effect
The most excellent feature.
In embodiments more of the present utility model, as it is shown in figure 1, the injection entrance c of ejector 2 and gas-liquid separator
Connect between the 3rd interface m of 7 is direct piping 8, i.e. non-concatenation function between ejector 2 and gas-liquid separator 7
Property parts, such as control valves such as stop valve, electromagnetic valve, check valves, or throttling arrangement etc..Under refrigeration and heating condition,
The isolated gaseous coolant of gas-liquid separator 7 the most directly flows to ejector 2 by direct piping 8.
The setting of direct piping 8 between ejector 2 and gas-liquid separator 7, reduces coolant to greatest extent from gas-liquid separation
Device 7 flows into the pressure loss of ejector 2, improves the recovery ability that coolant throttle is lost by ejector 2.
Specifically, the aperture of first throttle device 61 is adjustable, and the aperture of the second throttling arrangement 62 is the most adjustable, so,
It is suitable for the change of air-conditioner 100 load so that air-conditioner 100 operates more efficient.
As a example by application under heating condition, if the load reduction of air-conditioner 100, outdoor heat exchanger 5 needs absorption
Heat reduces.Now, the pressure drop of first throttle device 61 can be reduced by regulation aperture, increases by the second throttling simultaneously
The pressure drop of device 62.So, from indoor heat exchanger 4 flow out coolant through first throttle device 61 time pressure drop reduce, from
In this part coolant, isolated gaseous coolant air pressure raises, thus ejector 2 can reclaim more multiple throttling crushing, air-conditioner
100 energy consumptions can reduce.Meanwhile, from gas-liquid separator 7 flow out liquid refrigerants through the second throttling arrangement 62 time pressure drop increase,
Ensure that the coolant flowing into outdoor heat exchanger 5 is satisfactory low-temp low-pressure liquid refrigerants.
Under other operating modes, the regulative mode of first throttle device 61 and the second throttling arrangement 62 can also this be analogized, this
In no longer describe in detail.
Preferably, first throttle device 61 is electric expansion valve, and the second throttling arrangement 62 is also electric expansion valve, thus
Being automatically adjusted of throttling arrangement aperture can be realized by automatically controlled mode.
The structure of the air-conditioner 100 according to this utility model preferred embodiment is described below with reference to Fig. 1.
The air vent a of compressor 1 is connected with the first port D of cross valve, the second port S of cross valve and ejector 2
Injection entrance d be connected, indoor heat exchanger 4 is connected with the 3rd port E, and outdoor heat exchanger 5 is connected with the 4th port C.
The two ends of first throttle device 61 are connected with the first interface j of indoor heat exchanger 4 and gas-liquid separator 7 respectively, second section
The two ends second interface k with outdoor heat exchanger 5 and gas-liquid separator 7 respectively of stream device 62 is connected, gas-liquid separator 7
The 3rd interface m be connected with the injection entrance c of ejector 2 by direct piping 8, the refrigerant exit e of ejector 2
Connecting reservoir 12, reservoir 12 is connected with the gas returning port b of compressor 1.
Wherein, on the container of gas-liquid separator 7, first interface j and the second interface k is respectively provided at the cooling medium liquid of container
Below face, the 3rd interface m is located at the coolant ullage of container, it is ensured that flow into the coolant of the injection entrance c of ejector 2
For gaseous coolant.
In this utility model embodiment, ejector 2, with gaseous coolant as dynamic medium, aspirates and returns with force feed compressor
Gas.Concrete as it is shown in figure 1, ejector 2 includes housing 21 and nozzle 22, limit the suction being connected in housing 21 successively
Entering the room 211, mixing chamber 212 and diffusion room 213, one end of nozzle 22 extend in suction chamber 211, nozzle 22
The other end limits injection entrance c, injection entrance d and is located on housing 21 and connects suction chamber 211.Wherein, power is situated between
Matter forms high-speed jet through nozzle 22, after dynamic medium sprays into suction chamber 211, air pressure reduce, thus power winding from
The injection medium that injection entrance d flows into, and in mixing chamber 212, carry out energy exchange, mixed coolant is through diffusion room
213 convert kinetic energy into pressure energy again.
In the example depicted in fig. 1, injection entrance d is located at the top of ejector 2.
Air-conditioner 100 according to this utility model embodiment, system in refrigeration, heat Shi Junke ejector 2 and reclaim
A part of merit of coolant throttle loss, improves air-breathing coolant pressure, reduces compressor 1 power consumption, improves efficiency, when heating
Improve heating capacity.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed
Or implicitly include one or more this feature.In description of the present utility model, except as otherwise noted, " many
Individual " it is meant that two or more.
In description of the present utility model, unless otherwise clearly defined and limited, term " is connected ", " connection " should do extensively
Reason and good sense solution, connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be to be mechanically connected,
It can also be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, in can being two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be with concrete condition
Understand above-mentioned term concrete meaning in this utility model.
In the description of this specification, the description of reference term " embodiment ", " example " etc. means combine this embodiment or show
Specific features, structure, material or feature that example describes are contained at least one embodiment of the present utility model or example.
In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.And, retouch
Specific features, structure, material or the feature stated can be with suitably in any one or more embodiments or example
Mode combines.
Embodiment the most of the present utility model, it will be understood by those skilled in the art that:
Without departing from these embodiments being carried out multiple change in the case of principle of the present utility model and objective, revise, replace
And modification, scope of the present utility model is limited by claim and equivalent thereof.
Claims (6)
1. an air-conditioner, it is characterised in that including:
Compressor, described compressor has air vent and gas returning port；
Ejector, described ejector is provided with injection entrance, injection entrance and refrigerant exit, described refrigerant exit and described time
QI KOU is connected；
Commutation assembly, described commutation assembly has the first port, the second port, the 3rd port and the 4th port, and described the
Single port connects with described 3rd port with one of them in described second port, and described first port and described second
Another in port connects with described 4th port, and described first port is connected with described air vent, described second port
It is connected with described injection entrance；
Indoor heat exchanger and outdoor heat exchanger, described indoor heat exchanger is connected with described 3rd port, described outdoor heat exchanger
It is connected with described 4th port；
Gas-liquid separator, described gas-liquid separator is provided with first interface, the second interface and the 3rd interface, described first interface
Being connected with described indoor heat exchanger, described second interface is connected with described outdoor heat exchanger, and described 3rd interface connects described
Injection entrance is to import gaseous coolant to described ejector；
First throttle device and the second throttling arrangement, described first throttle device is connected to described indoor heat exchanger and described gas
Between liquid/gas separator, described second throttling arrangement is connected between described outdoor heat exchanger and described gas-liquid separator.
Air-conditioner the most according to claim 1, it is characterised in that the described injection entrance of described ejector is with described
Described 3rd interface of gas-liquid separator is connected by direct piping.
Air-conditioner the most according to claim 1, it is characterised in that described commutation assembly is cross valve.
Air-conditioner the most according to claim 1, it is characterised in that described first throttle device be electric expansion valve,
Restricting orifice, capillary tube or heating power expansion valve.
Air-conditioner the most according to claim 1, it is characterised in that described second throttling arrangement be electric expansion valve,
Restricting orifice, capillary tube or heating power expansion valve.
Air-conditioner the most according to claim 1, it is characterised in that described first throttle device and described second throttling
The equal scalable of aperture of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312853.3U CN205641697U (en) | 2016-04-13 | 2016-04-13 | Air -conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312853.3U CN205641697U (en) | 2016-04-13 | 2016-04-13 | Air -conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN205641697U true CN205641697U (en) | 2016-10-12 |
Family
ID=57064366
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620312853.3U Active CN205641697U (en) | 2016-04-13 | 2016-04-13 | Air -conditioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737459A (en) * | 2016-04-13 | 2016-07-06 | 广东美芝制冷设备有限公司 | Air conditioner |
| CN108895701A (en) * | 2018-07-19 | 2018-11-27 | 广东志高暖通设备股份有限公司 | A kind of band sprays the refrigerating heat pump circulating energy-saving device of device |
| CN108895700A (en) * | 2018-07-19 | 2018-11-27 | 广东志高暖通设备股份有限公司 | A kind of multiple injection hot pump in low temp energy conserving system with injector |
-
2016
- 2016-04-13 CN CN201620312853.3U patent/CN205641697U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737459A (en) * | 2016-04-13 | 2016-07-06 | 广东美芝制冷设备有限公司 | Air conditioner |
| CN108895701A (en) * | 2018-07-19 | 2018-11-27 | 广东志高暖通设备股份有限公司 | A kind of band sprays the refrigerating heat pump circulating energy-saving device of device |
| CN108895700A (en) * | 2018-07-19 | 2018-11-27 | 广东志高暖通设备股份有限公司 | A kind of multiple injection hot pump in low temp energy conserving system with injector |
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