CN102095245B - Outdoor unit of multi-split air conditioner - Google Patents
Outdoor unit of multi-split air conditioner Download PDFInfo
- Publication number
- CN102095245B CN102095245B CN200910229039.XA CN200910229039A CN102095245B CN 102095245 B CN102095245 B CN 102095245B CN 200910229039 A CN200910229039 A CN 200910229039A CN 102095245 B CN102095245 B CN 102095245B
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- compressor
- air
- silencer
- air conditioner
- air inlet
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The invention discloses an outdoor unit of a multi-split air conditioner. A compressor air suction silencer is arranged between the outlet of an evaporator and the air inlet of a compressor. The compressor air suction silencer consists of two reverse series silencers, the air inlet pipe of the forward silencer is connected on the outlet of the evaporator, the air outlet pipe of the forward silencer is connected with the air outlet pipe of the reverse silencer, and the air inlet pipe of the reverse silencer is connected on the air inlet of the compressor. When the air conditioner runs to heat and the compressor only drives one indoor unit, the forward silencer in the compressor air suction silencer plays a role in reducing the noise of a coolant, and the reverse silencer plays a role in reducing the vibration of the compressor.
Description
Technical field
The present invention relates to a kind of air-conditioner, especially reduce the off-premises station of the multi-split air conditioner of compressor vibrations.
Background technology
In general, air-conditioner is repeatedly the hot-air in suction chamber, indoor are discharged to again after making it to carry out heat exchange with the refrigerant of low temperature, freezed in indoor, or by the cooling/heating system that contrary method heats indoor, it is the one machinery being made up of a series of circulatory system compressor-condenser-expansion valve-evaporimeter.
Recent air-conditioner is except cooling/heating, also constantly increase the air being provided with suction chamber internal contamination, after filtering, clean air is discharged into again indoor air-cleaning function, and after malaria is dehumidified, then be discharged into many additional functions such as indoor dehumidification function.
Air-conditioner can be divided into off-premises station and the mutual each self-separation of indoor set and the Saperated air conditioner arranged substantially, and the integral air conditioner that off-premises station and indoor set are integrally formed.
Recently, the situation of two devices that to install an air-conditioner in each office with means for air conditioner or the building with multiple office being installed to effectively adapt to family, releasing multi-split air conditioner.These multi-split air conditioners connect multiple indoor set on an off-premises station, obtain being same as the effect arranging multiple Saperated air conditioner.
As shown in Figure 1, 2, the off-premises station 1 of existing multi-split air conditioner comprises, compressor 10A, 10B and outdoor heat converter 30 etc.; Indoor set 50 comprises, indoor heat converter 60A, 60B, 60C and expansion valve etc.
Multi-split air conditioner, an off-premises station 1 is connected with multiple indoor set 50, off-premises station 1 is connected with the relative low-voltage tube with low-pressure respectively by the high-voltage tube with high pressure with indoor set 50, and an end of high-voltage tube and low-voltage tube is provided with distributor D.Distributor D can make the refrigerant that machine 1 flows be assigned to multiple indoor set 50 outdoor, and distributor D can arrange multiple according to the quantity of indoor set 50.
The inside of off-premises station 1 is provided with compressor 10A, 10B.Refrigerant is compressed into the refrigerant of HTHP by compressor.The outlet side connection of compressor is provided with outdoor heat converter 30.
Many air-conditionings are dragged for one, as in Fig. 2, compressor 10B can drive two indoor sets operate simultaneously or only operate one of them, such as, when refrigerating operaton, if the indoor heat converter 60C of an indoor set works, the indoor heat converter 60B of another indoor set does not work, at this moment, magnetic valve 11C opens, magnetic valve 11B closes, and does not have refrigerant to flow, can't hear noise in indoor heat converter 60B.But when heating operation, if the indoor heat converter 60C of an indoor set works, the indoor heat converter 60B of another indoor set does not work, at this moment magnetic valve 11C opens, and magnetic valve 11B is also in the state opened, that is, although indoor heat converter 60B does not work, but still have refrigerant to flow in indoor heat converter 60B, the noise of compressor passes in the indoor heat converter 60B of idle indoor set by pipeline, produce abnormal sound.
Compressor 10A only drives the indoor heat converter 60A of an indoor set to operate.
Below, the air-conditioner of as above structure is described with the mobility status of refrigerant during cooling operation work pattern: now, the heat exchanger 30 of off-premises station 1 plays the effect of condenser, namely, condensation is carried out to the gaseous coolant of the high temp/high pressure of compressor 10A, 10B conveying.The refrigerant be condensed is a part of by storage after flowing into refrigerant storage tank, and is expanded into the gaseous coolant of low temperature/low pressure after flowing through refrigerant discharge pipe and expansion valve and flow into indoor heat converter 60A, 60B, 60C.
Flow into indoor heat converter 60A, the refrigerant of 60B, 60C and room air carry out heat exchange, become the gaseous state of low temperature/low pressure and the mixing refrigerant containing liquid state afterwards.When refrigerant flows through fluid reservoir, the refrigerant of gaseous state is only had to be transported to compressor 10A, 10B and form a circulation of refrigerant.
As above, when air-conditioner carries out heating running, the effect that the flow direction of its refrigerant and heat exchanger play is just in time contrary.That is, fluid reservoir → indoor heat converter → expansion valve → outdoor heat converter is flowed through successively by the refrigerant of compressor compresses.
Indoor heat converter 60A, 60B, 60C play the effect of condenser, and the HTHP refrigerant and the room air that namely flow through its inside carry out heat exchange; And outdoor heat converter 30 plays the effect of evaporimeter, the low-temp low-pressure refrigerant and the outdoor air that namely flow through its inside carry out heat exchange.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of off-premises station reducing the multi-split air conditioner of coolant noise and compressor vibrations.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of off-premises station of multi-split air conditioner, is provided with a compressor air suction silencer between the outlet and the air inlet of compressor of evaporimeter.
Described compressor air suction silencer is made up of the muffler that two is differential concatenation, the air inlet pipe of forward muffler is connected on evaporator outlet, the escape pipe of forward muffler is connected with the escape pipe of reverse muffler, and the air inlet pipe of reverse muffler is connected on the air inlet of compressor.
The invention has the beneficial effects as follows: when air conditioner heat-production operates, when a compressor only drives an indoor set to run, forward muffler in compressor air suction silencer plays the effect reducing coolant noise, and reverse muffler plays the effect reducing compressor vibrations.
Accompanying drawing explanation
Fig. 1 is the installment state schematic diagram of existing multi-split air conditioner.
Fig. 2 is the structural representation of existing multi-split air conditioner.
Fig. 3 is the structural representation of multi-split air conditioner of the present invention.
Fig. 4 is the schematic diagram of the compressor air suction silencer of multi-split air conditioner of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Operation principle and the prior art of air-conditioner of the present invention are identical, can with reference to prior art, so no longer describe, the difference of the present invention and prior art is the increase in compressor air suction silencer, is described in detail below:
As shown in Figure 3, the off-premises station 1 of multi-split air conditioner of the present invention comprises, compressor 10A, 10B and outdoor heat converter 30 etc.; Indoor set 50 comprises, indoor heat converter 60A, 60B, 60C and expansion valve etc.
Multi-split air conditioner, an off-premises station 1 is connected with multiple indoor set 50, off-premises station 1 is connected with the relative low-voltage tube with low-pressure respectively by the high-voltage tube with high pressure with indoor set 50, and an end of high-voltage tube and low-voltage tube is provided with distributor D.Distributor D can make the refrigerant that machine 1 flows be assigned to multiple indoor set 50 outdoor, and distributor D can arrange multiple according to the quantity of indoor set 50.
The inside of off-premises station 1 is provided with compressor 10A, 10B.Refrigerant is compressed into the refrigerant of HTHP by compressor.The outlet side connection of compressor is provided with outdoor heat converter 30.
Particularly, as shown in Figure 4, between the outlet and the air inlet of compressor of evaporimeter, a compressor air suction silencer 20 is provided with.Described compressor air suction silencer 20 is made up of the muffler that two is differential concatenation, the air inlet pipe 22 of forward muffler 21 is connected on evaporator outlet, the escape pipe 23 of forward muffler 21 is connected with the escape pipe 27 of reverse muffler 25, and the air inlet pipe 26 of reverse muffler 25 is connected on the air inlet of compressor 10B.
In the present embodiment, compressor 10B can drive two indoor sets operate simultaneously or only operate one of them, such as, when refrigerating operaton, if the indoor heat converter 60C of an indoor set works, the indoor heat converter 60B of another indoor set does not work, at this moment, magnetic valve 11C opens, and magnetic valve 11B closes, in indoor heat converter 60B, do not have refrigerant to flow, can't hear noise.When heating operation, if the indoor heat converter 60C of an indoor set works, the indoor heat converter 60B of another indoor set does not work, at this moment magnetic valve 11C opens, magnetic valve 11B is also in the state opened, arrange a compressor air suction silencer 20 owing to adding between the outlet and the air inlet of compressor of evaporimeter, the forward muffler 21 in compressor air suction silencer 20 plays the effect reducing coolant noise, and reverse muffler 25 plays the effect reducing compressor vibrations.Tandem muffler makes compressor vibrations sound eliminate completely, and increases the shortcoming of the unnecessary refrigerant storage of compressor, and improve anti-liquid hammer ability, large product also can extensively be suitable for
In sum, content of the present invention is not limited in the above-described embodiment, and the knowledgeable people in same area can propose other embodiment easily within technological guidance's thought of the present invention, but this embodiment all comprises within the scope of the present invention.
Claims (1)
1. the off-premises station of a multi-split air conditioner, it is characterized in that, a compressor air suction silencer (20) is provided with between the outlet and the air inlet of compressor of evaporimeter, described compressor air suction silencer (20) is made up of the muffler that two is differential concatenation, the air inlet pipe (22) of forward muffler (21) is connected on evaporator outlet, the escape pipe (23) of forward muffler (21) is connected with the escape pipe (27) of reverse muffler (25), the air inlet pipe (26) of reverse muffler (25) is connected on the air inlet of compressor (10B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910229039.XA CN102095245B (en) | 2009-12-09 | 2009-12-09 | Outdoor unit of multi-split air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910229039.XA CN102095245B (en) | 2009-12-09 | 2009-12-09 | Outdoor unit of multi-split air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102095245A CN102095245A (en) | 2011-06-15 |
| CN102095245B true CN102095245B (en) | 2014-12-24 |
Family
ID=44128441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910229039.XA Expired - Fee Related CN102095245B (en) | 2009-12-09 | 2009-12-09 | Outdoor unit of multi-split air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102095245B (en) |
-
2009
- 2009-12-09 CN CN200910229039.XA patent/CN102095245B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN102095245A (en) | 2011-06-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20201209 |