CN205174912U - Air -conditioner - Google Patents
Air -conditioner Download PDFInfo
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- CN205174912U CN205174912U CN201520845354.6U CN201520845354U CN205174912U CN 205174912 U CN205174912 U CN 205174912U CN 201520845354 U CN201520845354 U CN 201520845354U CN 205174912 U CN205174912 U CN 205174912U
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Abstract
The utility model discloses an air -conditioner, include: compressor, switching -over subassembly, an outdoor heat exchanger, the 2nd outdoor heat exchanger, indoor heat exchanger, vapour and liquid separator and refrigerant circulation auxiliary flow way. Wherein the compressor is provided with an air exhaust opening and an air returning opening, the switching -over subassembly includes first valve port, the second valve port, third valve port and fourth valve port, the 2nd outdoor heat exchanger connects between an outdoor heat exchanger and indoor heat exchanger, indoor heat exchanger and third valve port intercommunication, vapour and liquid separator connects between return -air mouth and fourth valve port, the one end and the compressor intercommunication on refrigerant circulation auxiliary flow way, the other end is connected between the 2nd outdoor heat exchanger and indoor heat exchanger, refrigerant circulation auxiliary flow is equipped with at least one silencer on the road. According to the utility model discloses an air -conditioner through set up at least one silencer on refrigerant circulation auxiliary flow way, can reduce the work noise of compressor effectively, promotes the silence effect of product, guarantees air -conditioner's travelling comfort and stability.
Description
Technical field
The utility model relates to technical field of refrigeration equipment, specifically, particularly relates to a kind of air-conditioner.
Background technology
Air injection enthalpy-increasing system, the novel system be made up of air injection enthalpy-increasing compressor, air injection enthalpy-increasing technology, efficient subcooler, the combination of these three technology can provide efficient performance.This is an organic whole, i.e. economizer, the high-performance heat exchanger of air injection enthalpy-increasing compressor, efficiently subcooler and electric expansion valve formation efficiently together constitute energy-efficient gas ejecting system.
Air injection enthalpy-increasing compressor adopts gas jet technique in the middle of two-stage throttling, adopts flash vessel to carry out gas-liquid separation, realizes increasing enthalpy effect.It, by limit compression edge injection combination cooling during mesolow, then normally compresses during high pressure, improves compressor air-discharging amount, promote the object of heating capacity under reaching low temperature environment.
Efficient subcooler also serves critical effect in the entire system, excessively cold before carrying out throttling to main circulation loop refrigerant on the one hand, increases enthalpy difference; On the other hand, suitable preheating is carried out to the low-pressure low-temperature refrigerant in subsidiary loop (this road refrigerant participates in compression directly by by importing in the middle part of compressor) after electric expansion valve step-down, with reach suitable in pressure, be supplied to compressor and carry out second-compressed.
Along with the requirement more and more higher to cooling and warming, air injection enthalpy-increasing compressor and technology are more and more applied.But the intrinsic noise problem of air injection enthalpy-increasing also becomes a large obstacle of Technique Popularizing application.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.For this reason, the utility model proposes a kind of air-conditioner, described air-conditioner has the good advantage of muting function.
According to a kind of air-conditioner that the utility model provides, comprising: compressor, described compressor has middle pressure chamber, exhaust outlet and gas returning port; Commutation assembly, described commutation assembly comprises the first valve port, the second valve port, the 3rd valve port and the 4th valve port, and described first valve port is communicated with described exhaust outlet, and described 4th valve port is communicated with described gas returning port; First outdoor heat exchanger and the second outdoor heat exchanger, one end of described first outdoor heat exchanger is communicated with described second valve port, and the other end is communicated with described second outdoor heat exchanger; Indoor heat exchanger, one end of described indoor heat exchanger is communicated with described second outdoor heat exchanger, the other end is communicated with described 3rd valve port, when described air-conditioner refrigeration, described first valve port is communicated with described second valve port, and described 3rd valve port is communicated with, when described air conditioner heat-production with described 4th valve port, described first valve port is communicated with described 3rd valve port, and described 4th valve port is communicated with described second valve port; Gas-liquid separator, described gas-liquid separator is connected between described gas returning port and described 4th valve port; And refrigerant circulation secondary flow road, the one end on described refrigerant circulation secondary flow road is communicated with described compressor, and the other end is connected between described second outdoor heat exchanger and described indoor heat exchanger, and described refrigerant circulation secondary flow road is provided with at least one silencer.
According to air-conditioner of the present utility model, by arranging at least one silencer on refrigerant circulation secondary flow road, effectively can reduce the work noise of compressor, the muting function of improving product, ensureing comfortableness and the stability of air-conditioner.
According to an embodiment of the present utility model, many branch roads are divided into after refrigerant in described refrigerant circulation secondary flow road flows through described second outdoor heat exchanger, two described branch roads are wherein the first branch road and the second branch road, described first branch road is communicated with described middle pressure chamber, described second branch road is communicated with described gas returning port, and described silencer is located on branch road described at least one.
According to an embodiment of the present utility model, described first branch road is provided with the first magnetic valve, and described silencer is located between described first magnetic valve and described second outdoor heat exchanger or is located between described first magnetic valve and described middle pressure chamber.
According to another embodiment of the present utility model, described second branch road is provided with the second magnetic valve, and described silencer is located between described second magnetic valve and described second outdoor heat exchanger.
According to another embodiment of the present utility model, described second branch road is provided with the second magnetic valve, one end of described silencer is communicated with described second magnetic valve, and the other end is connected between described 4th valve port and described gas-liquid separator or between described gas-liquid separator and described gas returning port.
According to an embodiment of the present utility model, described second outdoor heat exchanger is plate type heat exchanger.
According to an embodiment of the present utility model, described commutation assembly is cross valve.
According to embodiments more of the present utility model, the inlet connection caliber of described silencer is 3-13mm.
According to embodiments more of the present utility model, the maximum diameter area of the inlet connection of described silencer is 5-20 times of minimum drift diameter area.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the partial structurtes schematic diagram of the air-conditioner according to the utility model embodiment;
Fig. 2 is the partial structurtes schematic diagram of the air-conditioner according to the utility model embodiment;
Fig. 3 is the partial structurtes schematic diagram of the air-conditioner according to the utility model embodiment;
Fig. 4 is the partial structurtes schematic diagram of the air-conditioner according to the utility model embodiment;
Fig. 5 is the partial structurtes schematic diagram of the air-conditioner according to the utility model embodiment.
Reference numeral:
Air-conditioner 100,
Compressor 110, exhaust outlet 112, gas returning port 113,
Commutation assembly 120, first valve port 121, second valve port the 122, three valve port the 123, four valve port 124,
First outdoor heat exchanger 130,
Second outdoor heat exchanger 140,
Gas-liquid separator 150,
Refrigerant circulation secondary flow road 160, first branch road 161, first magnetic valve 162,
Second branch road 163, second magnetic valve 164,
Silencer 170, first end 171, the second end 172,
Electric expansion valve 181, stop valve 182, oil eliminator 183.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
The air-conditioner 100 according to the utility model embodiment is described in detail below with reference to Fig. 1-Fig. 5.
As Figure 1-Figure 5, according to the air-conditioner 100 of the utility model embodiment, comprising: compressor 110, commutation assembly 120, first outdoor heat exchanger 130, second outdoor heat exchanger 140, indoor heat exchanger (scheming not shown), gas-liquid separator 150 and refrigerant circulation secondary flow road 160.
Specifically, compressor 110 can have middle pressure chamber (scheming not shown), exhaust outlet 112 and gas returning port 113.Commutation assembly 120 comprises the first valve port 121, second valve port 122, the 3rd valve port 123 and the 4th valve port 124, first valve port 121 and is communicated with exhaust outlet 112, and the 4th valve port 124 is communicated with gas returning port 113.One end of first outdoor heat exchanger 130 is communicated with the second valve port 122, and the other end is communicated with the second outdoor heat exchanger 140.One end of indoor heat exchanger is communicated with the second outdoor heat exchanger 140, the other end is communicated with the 3rd valve port 123, when air-conditioner 100 freezes, first valve port 121 is communicated with the second valve port 122,3rd valve port 123 is communicated with the 4th valve port 124, when air-conditioner 100 heats, the first valve port 121 is communicated with the 3rd valve port 123, and the 4th valve port 124 is communicated with the second valve port 122.
Gas-liquid separator 150 is connected between gas returning port 113 and the 4th valve port 124.The one end on refrigerant circulation secondary flow road 160 is communicated with compressor 110, and the other end is connected between the second outdoor heat exchanger 140 and indoor heat exchanger, and refrigerant circulation secondary flow road 160 is provided with at least one silencer 170.It should be noted that, refrigerant circulation secondary flow road 160 can be injection line, compressor 110 is when air injection enthalpy-increasing, produce noise, by silencer 170 being arranged on refrigerant circulation secondary flow road 160, make that the first end 171 of silencer 170 is connected between the second outdoor heat exchanger 140 and indoor heat exchanger, the second end 172 of silencer 170 is communicated with compressor 110, effectively can reduce the noise in injection line, thus can the comfortableness of elevator system and stability.
According to the air-conditioner 100 of the utility model embodiment, by arranging at least one silencer 170 on refrigerant circulation secondary flow road 160, effectively can reduce the work noise of compressor 110, the muting function of improving product, ensure comfortableness and the stability of air-conditioner 100.
According to an embodiment of the present utility model, refrigerant in refrigerant circulation secondary flow road 160 is divided into many branch roads after flowing through the second outdoor heat exchanger 140, two branch roads are wherein the first branch road 161 and the second branch road 163, first branch road 161 is communicated with middle pressure chamber, second branch road 163 is communicated with gas returning port 113, and silencer 170 is located at least one branch road.Be understandable that, when silencer 170 is one, silencer 170 can be arranged on any branch road in many branch roads; When silencer 170 is multiple, multiple silencer 170 can be arranged on same branch road, also can be arranged on different branch roads.Effectively can reduce the noise of air injection enthalpy-increasing thus, the muting function of improving product.
Such as, as Figure 1-Figure 5, the refrigerant be flowing between the second outdoor heat exchanger 140 and indoor heat exchanger can flow in refrigerant circulation secondary flow road 160 along the direction shown in arrow a in Fig. 1-Fig. 5, refrigerant is divided into the first branch road 161 and the second branch road 163 after flowing through the second outdoor heat exchanger 140, refrigerant in first branch road 161 can along the direction flowing shown in arrow b in Fig. 1-Fig. 5, and the refrigerant in the second branch road 163 can along the direction flowing shown in arrow c in Fig. 1-Fig. 5.
In example as shown in fig. 4-5, the first branch road 161 is provided with the first magnetic valve 162, and silencer 170 can be located between the first magnetic valve 162 and the second outdoor heat exchanger 140 or be located between the first magnetic valve 162 and middle pressure chamber.Be understandable that, first branch road 161 is provided with the first magnetic valve 162 and silencer 170, such as shown in Figure 4, first branch road 161 is communicated with the middle pressure chamber of compressor 110 by the first magnetic valve 162, the first end 171 of silencer 170 is communicated with the second outdoor heat exchanger 140, and the second end 172 of silencer 170 is communicated with the first magnetic valve 162; For another example as shown in Figure 5, the first end 171 of silencer 170 is communicated with the first magnetic valve 162, and the second end 172 of silencer 170 is communicated with the middle pressure chamber of compressor 110, and namely the first branch road 161 is communicated with the middle pressure chamber of compressor 110 by silencer 170.Effectively can reduce the noise of air injection enthalpy-increasing thus, the muting function of improving product.
In example as shown in Figure 3, the second branch road 163 is provided with the second magnetic valve 164, and silencer 170 is located between the second magnetic valve 164 and the second outdoor heat exchanger 140.As shown in Figure 3, second branch road 163 is provided with the second magnetic valve 164 and silencer 170, the first end 171 of silencer 170 is communicated with the second outdoor heat exchanger 140, second end 172 of silencer 170 is communicated with the second magnetic valve 164, and namely the second branch road 163 is communicated with the gas returning port 113 of compressor 110 by the second magnetic valve 164.Effectively can reduce the noise of air injection enthalpy-increasing thus, the muting function of improving product.
In example as Figure 1-Figure 2, second branch road 163 is provided with the second magnetic valve 164, one end of silencer 170 is communicated with the second magnetic valve 164, and the other end is connected between the 4th valve port 124 and gas-liquid separator 150 or between gas-liquid separator 150 and gas returning port 113.Be understandable that, second branch road 163 is provided with the second magnetic valve 164 and silencer 170, and the second branch road 163 is communicated with the gas returning port 113 of compressor 110 by silencer 170, such as shown in Figure 1, the first end 171 of silencer 170 is communicated with the second magnetic valve 164, and the second end 172 of silencer 170 is connected between commutation assembly 120 and gas-liquid separator 150; For another example as shown in Figure 2, the first end 171 of silencer 170 is communicated with the second magnetic valve 164, and the second end 172 of silencer 170 is connected between the gas returning port 113 of gas-liquid separator 150 and compressor 110.Effectively can reduce the noise of air injection enthalpy-increasing thus, the muting function of improving product.
Alternatively, the second outdoor heat exchanger 140 can be plate type heat exchanger, and commutation assembly 120 can be cross valve.Thus, the performance improving air-conditioner 100 is convenient to.
According to embodiments more of the present utility model, the inlet connection caliber of silencer 170 can be 3-13mm.Through verification experimental verification, when the inlet connection caliber of silencer 170 is 3-13mm, the good muffling effect of high silencer 170, can reduce the work noise of air-conditioner 100 effectively.According to embodiments more of the present utility model, the maximum diameter area of the inlet connection of silencer 170 is 5-20 times of minimum drift diameter area.Through verification experimental verification, when the maximum diameter area of the inlet connection of silencer 170 is the 5-20 times of minimum drift diameter area, the good muffling effect of silencer 170, can reduce the work noise of air-conditioner 100 effectively.
Describe in detail according to the air-conditioner 100 of the utility model embodiment with specific embodiment referring to Fig. 1-Fig. 5.Be worth understanding, following description is only exemplary illustration, instead of to concrete restriction of the present utility model.
Embodiment 1
As shown in Figure 4, in this embodiment, air-conditioner 100, comprising: compressor 110, commutation assembly 120, first outdoor heat exchanger 130, second outdoor heat exchanger 140, indoor heat exchanger, gas-liquid separator 150 and refrigerant circulation secondary flow road 160.Wherein, the second outdoor heat exchanger 140 can be plate type heat exchanger, and commutation assembly 120 can be cross valve.
Specifically, compressor 110 can have middle pressure chamber, exhaust outlet 112 and gas returning port 113.Commutation assembly 120 comprises the first valve port 121, second valve port 122, the 3rd valve port 123 and the 4th valve port 124, first valve port 121 and is communicated with exhaust outlet 112, and the 4th valve port 124 is communicated with gas returning port 113.Oil eliminator 183 can be provided with between compressor 110 and commutation assembly 120.One end of first outdoor heat exchanger 130 is communicated with the second valve port 122, and the other end is communicated with the second outdoor heat exchanger 140.Electronics magnetic expansion valve 181 can be provided with between first outdoor heat exchanger 130 and the second outdoor heat exchanger 140.One end of indoor heat exchanger is communicated with the second outdoor heat exchanger 140, and the other end is communicated with the 3rd valve port 123.Stop valve 182 can be provided with between indoor heat exchanger and the second outdoor heat exchanger 140, between indoor heat exchanger and commutation assembly 120, also can be provided with stop valve 182.
When air-conditioner 100 freezes, the first valve port 121 is communicated with the second valve port 122, and the 3rd valve port 123 is communicated with the 4th valve port 124; When air-conditioner 100 heats, the first valve port 121 is communicated with the 3rd valve port 123, and the 4th valve port 124 is communicated with the second valve port 122.
Gas-liquid separator 150 is connected between gas returning port 113 and the 4th valve port 124.
As shown in Figure 4, the one end on refrigerant circulation secondary flow road 160 is communicated with compressor 110, the other end is connected between the second outdoor heat exchanger 140 and indoor heat exchanger, and the refrigerant in refrigerant circulation secondary flow road 160 is divided into the first branch road 161 and the second branch road 163 after flowing through the second outdoor heat exchanger 140.Electric expansion valve 181 can be provided with in the position being positioned at the second outdoor heat exchanger 140 upstream on refrigerant circulation secondary flow road 160.First branch road 161 is communicated with middle pressure chamber, and the second branch road 163 is communicated with gas returning port 113.First branch road 161 is provided with the first magnetic valve 162 and silencer 170.The first end 171 of silencer 170 is communicated with the second outdoor heat exchanger 140, and the second end 172 of silencer 170 is communicated with the first magnetic valve 162, and namely the first branch road 161 can be communicated with the middle pressure chamber of compressor 110 by the first magnetic valve 162.
As shown in Figure 4, the refrigerant be flowing between the second outdoor heat exchanger 140 and indoor heat exchanger can flow in refrigerant circulation secondary flow road 160 along the direction shown in arrow a in Fig. 4, refrigerant is divided into the first branch road 161 and the second branch road 163 after flowing through the second outdoor heat exchanger 140, refrigerant in first branch road 161 is along the direction flowing in Fig. 4 shown in arrow b, and the refrigerant in the second branch road 163 is along the direction flowing in Fig. 4 shown in arrow c.
In addition, the inlet connection caliber of silencer 170 can be 3-13mm, and the maximum diameter area of the inlet connection of silencer 170 is 5-20 times of minimum drift diameter area.Through verification experimental verification, when the inlet connection caliber of silencer 170 be 3-13mm, the maximum diameter area of the inlet connection of silencer 170 be the 5-20 times of minimum drift diameter area time, the good muffling effect of silencer 170, can reduce the work noise of air-conditioner 100 effectively.
According to the air-conditioner 100 of the utility model embodiment, by arranging silencer 170 between the first magnetic valve 162 and the second outdoor heat exchanger 140, effectively can reduce the work noise of compressor 110, the muting function of improving product, ensure comfortableness and the stability of air-conditioner 100.
Embodiment 2
As shown in Figure 5, as different from Example 1, in this embodiment, the first end 171 of silencer 170 is communicated with the first magnetic valve 162, second end 172 of silencer 170 is communicated with the middle pressure chamber of compressor 110, and namely the second branch road 163 is communicated with the middle pressure chamber of compressor 110 by silencer 170.
According to the air-conditioner 100 of the utility model embodiment, by pressing between chamber in the first magnetic valve 162 and compressor 110, silencer 170 is set, effectively can reduce the work noise of compressor 110, the muting function of improving product, ensure comfortableness and the stability of air-conditioner 100.
Embodiment 3
As shown in Figure 3, as different from Example 1, in this embodiment, silencer 170 can be located on the second branch road 163, and the second branch road 163 is provided with the second magnetic valve 164.The first end 171 of silencer 170 is communicated with the second outdoor heat exchanger 140, and the second end 172 of silencer 170 is communicated with the second magnetic valve 164, and namely the second branch road 163 is communicated with the gas returning port 113 of compressor 110 by the second magnetic valve 164.
According to the air-conditioner 100 of the utility model embodiment, by arranging silencer 170 between the second magnetic valve 164 and the second outdoor heat exchanger 140, effectively can reduce the work noise of compressor 110, the muting function of improving product, ensure comfortableness and the stability of air-conditioner 100.
Embodiment 4
As shown in Figure 1, as different from Example 3, in this embodiment, the first end 171 of silencer 170 is communicated with the second magnetic valve 164, second end 172 of silencer 170 is connected between commutation assembly 120 and gas-liquid separator 150, and namely the second branch road 163 is communicated with the gas returning port 113 of compressor 110 by silencer 170.
According to the air-conditioner 100 of the utility model embodiment, being connected to by being communicated with the second magnetic valve 164 by the first end 171 of silencer 170, by the second end 172 of silencer 170 commutates between assembly 120 and gas-liquid separator 150, effectively can reduce the work noise of compressor 110, the muting function of improving product, ensures comfortableness and the stability of air-conditioner 100.
Embodiment 5
As shown in Figure 2, as different from Example 4, in this embodiment, the first end 171 of silencer 170 is communicated with the second magnetic valve 164, and the second end 172 of silencer 170 is connected between the gas returning port 113 of gas-liquid separator 150 and compressor 110.
According to the air-conditioner 100 of the utility model embodiment, by the first end 171 of silencer 170 is communicated with the second magnetic valve 164, the second end 172 of silencer 170 is connected between the gas returning port 113 of gas-liquid separator 150 and compressor 110, effectively can reduce the work noise of compressor 110, the muting function of improving product, ensures comfortableness and the stability of air-conditioner 100.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and aim, scope of the present utility model is by claim and equivalents thereof.
Claims (9)
1. an air-conditioner, is characterized in that, comprising:
Compressor, described compressor has middle pressure chamber, exhaust outlet and gas returning port;
Commutation assembly, described commutation assembly comprises the first valve port, the second valve port, the 3rd valve port and the 4th valve port, and described first valve port is communicated with described exhaust outlet, and described 4th valve port is communicated with described gas returning port;
First outdoor heat exchanger and the second outdoor heat exchanger, one end of described first outdoor heat exchanger is communicated with described second valve port, and the other end is communicated with described second outdoor heat exchanger;
Indoor heat exchanger, one end of described indoor heat exchanger is communicated with described second outdoor heat exchanger, the other end is communicated with described 3rd valve port, when described air-conditioner refrigeration, described first valve port is communicated with described second valve port, and described 3rd valve port is communicated with, when described air conditioner heat-production with described 4th valve port, described first valve port is communicated with described 3rd valve port, and described 4th valve port is communicated with described second valve port;
Gas-liquid separator, described gas-liquid separator is connected between described gas returning port and described 4th valve port; And
Refrigerant circulation secondary flow road, the one end on described refrigerant circulation secondary flow road is communicated with described compressor, and the other end is connected between described second outdoor heat exchanger and described indoor heat exchanger, and described refrigerant circulation secondary flow road is provided with at least one silencer.
2. air-conditioner according to claim 1, it is characterized in that, many branch roads are divided into after refrigerant in described refrigerant circulation secondary flow road flows through described second outdoor heat exchanger, two described branch roads are wherein the first branch road and the second branch road, described first branch road is communicated with described middle pressure chamber, described second branch road is communicated with described gas returning port, and described silencer is located on branch road described at least one.
3. air-conditioner according to claim 2, is characterized in that, described first branch road is provided with the first magnetic valve, and described silencer is located between described first magnetic valve and described second outdoor heat exchanger or is located between described first magnetic valve and described middle pressure chamber.
4. air-conditioner according to claim 2, is characterized in that, described second branch road is provided with the second magnetic valve, and described silencer is located between described second magnetic valve and described second outdoor heat exchanger.
5. air-conditioner according to claim 2, it is characterized in that, described second branch road is provided with the second magnetic valve, one end of described silencer is communicated with described second magnetic valve, and the other end is connected between described 4th valve port and described gas-liquid separator or between described gas-liquid separator and described gas returning port.
6. air-conditioner according to claim 1, is characterized in that, described second outdoor heat exchanger is plate type heat exchanger.
7. air-conditioner according to claim 1, is characterized in that, described commutation assembly is cross valve.
8. the air-conditioner according to any one of claim 1-7, is characterized in that, the inlet connection caliber of described silencer is 3-13mm.
9. the air-conditioner according to any one of claim 1-7, is characterized in that, the maximum diameter area of the inlet connection of described silencer is 5-20 times of minimum drift diameter area.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520845354.6U CN205174912U (en) | 2015-10-27 | 2015-10-27 | Air -conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520845354.6U CN205174912U (en) | 2015-10-27 | 2015-10-27 | Air -conditioner |
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| CN205174912U true CN205174912U (en) | 2016-04-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895673A (en) * | 2020-05-12 | 2020-11-06 | 珠海格力电器股份有限公司 | Magnetic suspension centrifugal unit, starting control method and device thereof, medium and air conditioner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895673A (en) * | 2020-05-12 | 2020-11-06 | 珠海格力电器股份有限公司 | Magnetic suspension centrifugal unit, starting control method and device thereof, medium and air conditioner |
| CN111895673B (en) * | 2020-05-12 | 2024-01-23 | 珠海格力电器股份有限公司 | Magnetic suspension centrifugal unit, start-up control method and device thereof, medium and air conditioner |
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