CN209494682U - Compressor liquid storage device, compressor and air-conditioning system - Google Patents
Compressor liquid storage device, compressor and air-conditioning system Download PDFInfo
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- CN209494682U CN209494682U CN201920071200.4U CN201920071200U CN209494682U CN 209494682 U CN209494682 U CN 209494682U CN 201920071200 U CN201920071200 U CN 201920071200U CN 209494682 U CN209494682 U CN 209494682U
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Abstract
The utility model provides a kind of compressor liquid storage device, compressor and air-conditioning system, the compressor liquid storage device includes liquid storage device shell, muffler, flows into pipe and effuser, the muffler is set in the liquid storage device shell, has the first connector, the second connector and noise elimination part；Described one end for flowing into pipe is stretched out out of described liquid storage device shell, and the other end is connect with first connector；One end of the effuser is stretched out out of described liquid storage device shell, and the other end is connect with second connector；Wherein, the cross-sectional flow area of the muffler is greater than the cross-sectional flow area and the cross-sectional flow area for flowing into pipe of the effuser.Refrigerant is entered by the inflow pipe carries out noise reduction processing in the muffler, after through effuser enter output to compressor, refrigerant is by the noise elimination part, sound wave is through the muffler multiple reflections, reflected acoustic wave and incident acoustic wave may will interfere cancellation, noise sound wave energy reduces, to reduce noise.
Description
Technical field
The utility model relates to Compressor Technology field, it is related specifically to a kind of compressor liquid storage device, compressor and air-conditioning
System.
Background technique
The cylinder air entry of compressor is usually connected with compressor liquid storage device, is compressed with sucking refrigerant.Currently, compression
Machine liquid storage device generally includes shell, flows into pipe and effuser, wherein shell defines liquid storage chamber, and effuser passes through in liquid storage chamber
Interior extension connection flows into pipe.Flow into pipe as a result, and define inlet channel, effuser defines outlet passageway, refrigerant pass through into
Gas channel enters liquid storage chamber, and the refrigerant in the liquid storage chamber is expelled in compresser cylinder by outlet passageway.
Generally, important component of the compressor liquid storage device as compressor, there are three types of effects for tool:
Gas-liquid separation: avoiding when suction temperature is lower, and compressor air suction band liquid influences to compress reliability；
Storage unnecessary refrigerant: when air-conditioning system load is smaller, extra refrigerant is stored in liquid storage chamber；
Noise reduction: refrigerant can realize noise reduction by the separating plate etc. being arranged in liquid storage chamber when flowing through compressor liquid storage device.
However, existing compressor liquid storage device noise reduction effect is not highly satisfactory.Therefore, it is necessary to existing compressor
Liquid storage device improves, to improve the noise reduction effect of compressor liquid storage device.
Utility model content
The purpose of this utility model is to provide a kind of compressor liquid storage device, compressor and air-conditioning systems, to reduce pressure
Noise in contracting machine liquid storage device.
The utility model provides compressor liquid storage device, comprising:
Liquid storage device shell；
Muffler is set in the liquid storage device shell, has the first connector, the second connector and noise elimination part；
Pipe is flowed into, one end is stretched out out of described liquid storage device shell, and the other end is connect with first connector；
Effuser, one end are stretched out out of described liquid storage device shell, and the other end is connect with second connector；
Wherein, the cross-sectional flow area of the muffler is greater than the cross-sectional flow area of the effuser and leading to for the inflow pipe
Flow section product.
Optionally, in the compressor liquid storage device, it is equipped with external screw thread on first connector and the second connector,
The other end of the other end for flowing into pipe and the effuser is equipped with internal screw thread, and first connector and the inflow are managed
The other end threaded connection, second connector is threadedly coupled with the other end of the effuser.
Optionally, another with the effuser on the other end inner wall for flowing into pipe in the compressor liquid storage device
It is equipped with circumferential recess on the inner wall of one end, is equipped with circumferential projection portion, institute on first connector and the second connector outer wall
It is embedded in the circumferential recess of the other end for flowing into pipe with stating the circumferential projection portion interference fit of the first connector, described second
In the circumferential recess of the circumferential projection interference fit ground insertion other end for flowing into pipe of connector.
Optionally, in the compressor liquid storage device, the muffler is the composite material that inner surface is formed with sound-absorption hole
Structure.
Optionally, in the compressor liquid storage device, the muffler is expanding muffler or cannula type muffler.
Optionally, in the compressor liquid storage device, the muffler is resonant muffler.
Optionally, in the compressor liquid storage device, the resonant muffler is equipped with porous neck or single hole neck.
Optionally, in the compressor liquid storage device, the compressor liquid storage device further includes demarcation plate, and the demarcation plate is set
It is placed in the liquid storage device shell, the demarcation plate is equipped with for the through-hole for flowing into pipe or the effuser and passing through.
On the other hand, the utility model provides a kind of compressor, the above-mentioned compressor liquid storage device of the compressor.
Another aspect, the utility model additionally provide a kind of air-conditioning system, and the air-conditioning system includes above-mentioned compressor.
Compared with the prior art, compressor liquid storage device provided by the utility model is disappeared by being equipped on liquid storage device shell
Sound device, so that the compressor liquid storage device has both noise reduction and gas-liquid separating function.Specifically, refrigerant by the inflow pipe into
Enter and carry out noise reduction processing in the noise elimination part of the muffler, after through effuser enter output to compressor.Due to the noise elimination part
Cross-sectional flow area be greater than the effuser cross-sectional flow area, refrigerant through flow into pipe enter the noise elimination part, flow area increase
Greatly, it experienced the variation of first time flow area, noise is reduced by the sound deadening for being coupled impedance, noise；Then, refrigerant is in institute
It states in noise elimination part, sound wave may will interfere cancellation, noise through the noise elimination part multiple reflections, reflected acoustic wave and incident acoustic wave
Acoustic wave energy reduces；Later, refrigerant is output to the effuser, the cross-sectional flow area of the noise elimination part after the noise elimination part
Greater than the cross-sectional flow area of the effuser, refrigerant undergoes second of flow area variation, and noise further decreases.Moreover, institute
It states muffler to be integrated in the compressor liquid storage device, size is small and will not additionally occupy the space of compressor, and cost is relatively low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a compressor liquid storage device provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of another compressor liquid storage device provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of another compressor liquid storage device provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of expanding muffler provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram of resonant muffler provided by the embodiment of the utility model.
Wherein, the reference numerals are as follows by attached drawing 1-5:
10- compressor liquid storage device；11- liquid storage device shell；12- flows into pipe；13- effuser；20- muffler；21- noise reduction
Portion；The first connector of 22-；The second connector of 23-；24- connecting tube；25- pore-throat；26- siphunculus；30- demarcation plate；31- through-hole；
32- oil return opening.
Specific embodiment
To keep the purpose of this utility model, advantages and features clearer, implement below in conjunction with attached drawing 1-5 the utility model
Compressor liquid storage device, compressor and the air-conditioning system that example proposes are described in further detail.It should be noted that attached drawing be all made of it is non-
Often simplified form and use non-accurate ratio, only to it is convenient, lucidly aid in illustrating the utility model embodiment
Purpose.
Fig. 1 is the structural schematic diagram of a compressor liquid storage device provided by the embodiment of the utility model.
Refering to fig. 1, present embodiments provide a kind of compressor liquid storage device 10, comprising: liquid storage device shell 11, flow into pipe 12,
Effuser 13 and muffler 20.The muffler 20 is arranged in the liquid storage device shell 11.The muffler 20 includes
One connector 22, the second connector 23 and noise elimination part 21, wherein described first connects so that the noise elimination part is rectangular parallelepiped structure as an example
What interface 22 and second connector 23 were separately positioned in two planes that the noise elimination part 21 is parallel to each other or were parallel to each other
On the extended surface of two planes, refrigerant can be made all to pass through the noise elimination part 21, in this way to reduce noise.The inflow pipe 12
One end stretch out the liquid storage device shell 11, the other end for flowing into pipe 12 extend into the liquid storage device shell 11 and with institute
State the connection of the first connector 22.The liquid storage device shell 11 is stretched out in one end of the effuser 13, the effuser 13 it is another
End extend into the liquid storage device shell 11 and connect with second connector 23.Wherein, through-flow section of the noise elimination part 21
Area is greater than the cross-sectional flow area and the cross-sectional flow area for flowing into pipe 12 of the effuser 13, can reduce the pressure in this way
The 12 inside pressure of inspiration(Pi) of inflow pipe of contracting machine liquid storage device 10 is pulsed, and reduces the excitation to 10 cavity of compressor liquid storage device, to change
Kind noise transmission.
By being equipped with muffler 20 in liquid storage device shell 11, the compressor liquid storage device 10 has both noise reduction and gas-liquid separation function
Can, the muffler 20.Refrigerant is entered by the inflow pipe 12 carries out noise reduction processing in the muffler 20, after through flowing out
Pipe 13 enters output to compressor.Since the cross-sectional flow area of the muffler 20 is greater than the cross-sectional flow area of the effuser 13,
Refrigerant through flow into pipe 12 enter the muffler 20, flow area increase, experienced first time flow area variation, noise by
It is coupled the sound deadening of impedance, noise reduces；Then, refrigerant is in the muffler 20, and sound wave is through the muffler more than 20 times
Reflection, reflected acoustic wave and incident acoustic wave may will interfere cancellation, and noise sound wave energy reduces；Later, described in refrigerant passes through
The effuser 13 is output to after muffler 20, the cross-sectional flow area of the muffler 20 is greater than through-flow section for flowing into pipe 12
Area, refrigerant undergo second of flow area variation, and noise further decreases.And the muffler 20 is integrated in the compressor
In liquid storage device 10, size is small and will not additionally occupy the space of compressor, and cost is relatively low.
In order to preferably carry out elimination noise, the muffler 20 is preferably formed with the composite wood of sound-absorption hole using inner surface
Expect structure, is such as made of polyurethane material, can further improve noise reduction effect.
In the present embodiment, external screw thread is equipped with (in figure not on first connector 22 and second connector 23
Show), the other end of the other end for flowing into pipe 12 and the effuser 13 is equipped with internal screw thread (not shown), described
The threaded connection of first connector 22 and the other end for flowing into pipe 12, second connector 23 and the effuser 13
The other end is threadedly coupled, and first connector 22 and second connector 23 are protrude from the noise elimination part 21 one
It cuts.And 22 diameter of the first connector and 23 diameter of the second connector are slightly less than the effuser 13 and inflow pipe
First connector 22 when installing the muffler 20, is screwed into the other end for flowing into pipe 12 and is incited somebody to action by 12 diameter
Second connector 23 is screwed into the other end of the effuser 13, and the internal screw thread and the external screw thread are cooperatively connected, this
The mode that kind is threadedly coupled facilitates the muffler 20 and institute's effuser 13 and the dismounting for flowing into pipe 12.Preferably, described
Externally threaded root is additionally provided with sealing ring (not shown), with guarantee first connector 22 and it is described flow into pipe 12 it is another
The leakproofness of the threaded connection of one end and second connector 23 are threadedly coupled close with the other end of the effuser 13
Feng Xing.
In other embodiments, connection structure and institute of first connector 22 with the other end for flowing into pipe 12
The other end connection structure for stating the second connector 23 and the effuser 13 is also possible in the other end for flowing into pipe 12
On wall and circumferential recess (not shown), 22 He of the first connector are equipped on the other end inner wall of the effuser 13
Circumferential projection portion (not shown), the circumferential projection portion mistake of first connector 22 are equipped on second connector, 23 outer wall
It is full of in the circumferential recess for being ordinatedly embedded in the other end for flowing into pipe 12, the circumferential projection interference of second connector 23 is matched
In the circumferential recess for closing the ground insertion other end for flowing into pipe 12, when installing the muffler 20, by first connector
22 circumferential projection portion is pressed into the circumferential recess of the other end for flowing into pipe 12 and by the circumferential direction of second connector 23
Lug boss is screwed into the circumferential recess of the other end of the effuser 13,23 outer wall of first connector 22 and the second connector
The material in the circumferential projection portion being equipped with is the material with certain elasticity, so, the circumferential projection portion is embedded in the week
There is certain magnitude of interference to groove, thereby may be ensured that the muffler 20 and the effuser 13 and the pipe 12 that flows into
Leakproofness.
Fig. 1 is the structural representation that expanding muffler is equipped with inside compressor liquid storage device provided by the embodiment of the utility model
Figure, Fig. 2 are the structural schematic diagram that cannula type muffler is equipped in compressor liquid storage device provided by the embodiment of the utility model, Fig. 4
It is the structural schematic diagram of expanding muffler provided by the embodiment of the utility model；
Refering to fig. 1-2, in conjunction with Fig. 4, in one embodiment, when the noise transmitted in the compressor liquid storage device 10 is shown as
When one section of cline frequency peak value (the i.e. described noise has multiple main frequency peak values) in part, the muffler 20 can choose to expand
Formula muffler or cannula type muffler are opened, the expanding muffler or the cannula type muffler can be to continuous multiple frequencies
Noise play consumption, wherein by taking the expanding muffler as an example, expanding muffler transmitting loss TL is (i.e.
Measure noise dampening efficiency parameter) calculated according to formula 1 it is as follows:
In formula 1, WinFor the incident acoustical power for flowing into pipe 12, unit is watt；
WoutFor the outgoing acoustical power of the effuser 13, unit is watt；
K is wave number；
L is the length of the noise elimination part 21, and unit is rice；
M is the 20 cross-sectional flow area s of muffler2With the radial section product s of first connector 221(i.e. described second
Connector 23 radial section product) area ratio, i.e. m=s2/s1。
The noise of transmitting in the compressor liquid storage device 10 of reduction be can according to need to select the cannula type noise reduction
The relevant parameter of device or the expanding muffler.
Wherein, as shown in Fig. 2, the cannula type muffler is the distressed structure of the expanding muffler, the intubation
Formula muffler includes noise elimination part 21 and two siphunculus 26 being arranged in the noise elimination part 21, and one end of two siphunculus 26 is equal
It is stretched out from the noise elimination part 21, two extension ends are respectively first connector 22 and the second connector 23, and are stayed in
The sum of length of the siphunculus 26 of two of the noise elimination part 21 is less than the length of the noise elimination part 21.
Fig. 3 is the structural representation that resonant muffler is equipped in compressor liquid storage device provided by the embodiment of the utility model
Figure, Fig. 5 is the structural schematic diagram of resonant muffler provided by the embodiment of the utility model.
Refering to Fig. 3, in conjunction with Fig. 5, when the noise transmitted in the compressor liquid storage device 10 shows as single-frequency peak value (i.e.
The noise only one basic frequency) when, the muffler 20 can choose as resonant muffler, the resonant muffler
Better consumption is played to single-frequency peak value, wherein as described in Figure, the resonant muffler include noise elimination part 21,
Pore-throat 25 and connecting tube 24, the noise elimination part 21 are arranged on 24 wall of connecting tube, and pass through the pore-throat 25 and the company
Adapter tube 24 is connected to, and 24 both ends of connecting tube are respectively the first connector 22 and the second connector 23, first connector 22
It is connect respectively with the other end of the other end for flowing into pipe 12 and the effuser 13 with second connector 23, to institute
The noise progress noise reduction for showing as single-frequency peak value in compressor liquid storage device 10 is stated, is made an uproar described in the resonant muffler elimination
The basic frequency f of soundrIt is calculated according to formula 2 as follows:
In formula 2: S indicates that the radial cross-section product of the pore-throat 25, unit are square metre；
V0Indicate that the volume of the noise elimination part 21, unit are cubic meter；
lkIndicate that the height of the pore-throat 25, unit are rice；
c0Indicate that the gas velocity of sound in the connecting tube 24, unit are metre per second (m/s)；
M indicates the area ratio of the cross-sectional flow area of the noise elimination part 21 and the radial cross-section product of the pore-throat 25；
K is wave number；
ρ0Indicate the air pressure in the connecting tube 24, unit is Pascal.
Wherein, the quantity of pore-throat 25 described in the present embodiment is one, in other embodiments, the institute reduced as needed
State the basic frequency of noise, the quantity of the pore-throat 25 can be set as multiple, multiple pore-throats 25 by the noise elimination part 21 with
The connecting tube 24 is connected to.
With continued reference to Fig. 1, further, the compressor liquid storage device 10 further includes demarcation plate 30, on the demarcation plate 30
Equipped with the through-hole 31 passed through for the effuser 13 and for the oil return opening 32 of oil return, the demarcation plate 30 is fixed (e.g. logical
Welding manner is crossed to fix) in liquid storage device shell 11, the liquid storage device shell 11 is divided into two chambers, the effuser 13
One end and one end of the effuser 13 the liquid storage device shell 11 is respectively stretched out from a chamber, wherein the muffler
20 are located in the chamber of 30 top of demarcation plate.Have it should be understood that the muffler 20 is particularly located at some chamber and does not do herein
The limitation of body, when it is implemented, the demarcation plate can also be located above muffler, setting passes through for the inflow pipe 12 thereon
Through-hole 31, the corresponding muffler 20 is located in the chamber of 30 lower section of demarcation plate.
On the other hand, the utility model embodiment additionally provides a kind of compressor (not shown), the compressor packet
Include compressor housing (not shown), motor (not shown), compression cylinder (not shown) and above-mentioned compression
Machine liquid storage device 10.The motor and the compression cylinder are arranged in the compression case body.The motor and the compression
Cylinder connection, to drive the compression cylinder to work.The setting of compressor liquid storage device 10 is external in the compression case.It is described
The effuser 13 of the liquid storage device shell 11 is stretched out equipped with one end in compressor liquid storage device 10 and flows into pipe 12, the effuser 13
The one end for stretching out the liquid storage device shell 11 is connected to the compression cylinder, to realize flowing in and out for refrigerant, gaseous coolant
The compression cylinder is expelled to by the effuser 13 into the inflow pipe 12, realizes gas-liquid separation.Due to the compression
Muffler 20 is equipped in machine liquid storage device 10, so as to reduce the noise of the compressor.
Another aspect, the utility model additionally provide a kind of air-conditioning system, the air-conditioning system include indoor unit (in figure not
Show) and outdoor unit (not shown), the outdoor unit connect with the indoor unit.The outdoor unit includes evaporator (figure
In be not shown) and above-mentioned compressor.The compressor includes the compressor liquid storage device 10, and the compressor liquid storage device 10 includes
Liquid storage device shell 11, inflow pipe 12, effuser 13 and muffler 20, the inflow pipe 12 and the effuser 13 are arranged at institute
It states in liquid storage device shell 11, and described one end for flowing into pipe 12 and one end of the effuser 13 are from the liquid storage device shell 11
Interior stretching, wherein described one end for flowing into pipe 12 is connect with the evaporator, one end of the effuser 13 and the compressor
Interior compression cylinder connection, the other end for flowing into pipe 12 are connect with first connector 22, the effuser 13 it is another
One end is connect with second connector 23, and gaseous coolant is expelled into the inflow pipe 12 by the effuser 13 described
Compression cylinder, gaseous coolant become high temperature, high-pressure refrigerant after compressor compresses, and refrigerant enters the indoor unit and put
Heat, becomes low temperature, the gas-fluid two-phase mixture of low pressure is evaporated heat absorption by the evaporator after heat release, become gas after heat absorption
State refrigerant enters back into the compressor liquid storage device 10 and carries out gas-liquid separation, and the gaseous coolant isolated enters the compression
Cylinder.Due to being equipped with muffler 20 in the compressor liquid storage device 10, the noise of entire air-conditioning system can be further decreased.
Foregoing description is only the description to the utility model preferred embodiment, not to any limit of the scope of the utility model
Fixed, any change, the modification that the those of ordinary skill in the utility model field does according to the disclosure above content belong to right and want
Seek the protection scope of book.
Claims (10)
1. a kind of compressor liquid storage device characterized by comprising
Liquid storage device shell；
Muffler is set in the liquid storage device shell, has the first connector, the second connector and noise elimination part；
Pipe is flowed into, one end is stretched out out of described liquid storage device shell, and the other end is connect with first connector；
Effuser, one end are stretched out out of described liquid storage device shell, and the other end is connect with second connector；
Wherein, the cross-sectional flow area of the muffler is greater than the cross-sectional flow area of the effuser and through-flow section for flowing into pipe
Area.
2. compressor liquid storage device according to claim 1, which is characterized in that on first connector and the second connector
It is equipped with external screw thread, the other end of the inflow pipe and the other end of the effuser are equipped with internal screw thread, first connection
The threaded connection of mouth and the other end for flowing into pipe, second connector are threadedly coupled with the other end of the effuser.
3. compressor liquid storage device according to claim 1, which is characterized in that it is described flow into pipe other end inner wall on and institute
It states and is equipped with circumferential recess on the other end inner wall of effuser, be equipped with week on first connector and the second connector outer wall
To lug boss, the circumferential recess of the circumferential projection portion interference fit ground insertion other end for flowing into pipe of first connector
In, in the circumferential recess of the circumferential projection interference fit ground insertion other end for flowing into pipe of second connector.
4. compressor liquid storage device according to claim 1, which is characterized in that the muffler is that inner surface is formed with sound-absorbing
The composite structure in hole.
5. compressor liquid storage device according to claim 1, which is characterized in that the muffler is expanding muffler or inserts
Trumpet type silencer.
6. compressor liquid storage device according to claim 1, which is characterized in that the muffler is resonant muffler.
7. compressor liquid storage device according to claim 6, which is characterized in that the resonant muffler be equipped with porous neck or
Single hole neck.
8. compressor liquid storage device according to claim 1, which is characterized in that the compressor liquid storage device further includes separating
Plate, the demarcation plate are set in the liquid storage device shell, and the demarcation plate is equipped with for inflow pipe or the effuser
By through-hole.
9. a kind of compressor, which is characterized in that the compressor includes compression as claimed in any of claims 1 to 8 in one of claims
Machine liquid storage device.
10. a kind of air-conditioning system, which is characterized in that the air-conditioning system includes compressor as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920071200.4U CN209494682U (en) | 2019-01-16 | 2019-01-16 | Compressor liquid storage device, compressor and air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920071200.4U CN209494682U (en) | 2019-01-16 | 2019-01-16 | Compressor liquid storage device, compressor and air-conditioning system |
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| Publication Number | Publication Date |
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| CN209494682U true CN209494682U (en) | 2019-10-15 |
Family
ID=68155463
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920071200.4U Active CN209494682U (en) | 2019-01-16 | 2019-01-16 | Compressor liquid storage device, compressor and air-conditioning system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794971A (en) * | 2020-07-07 | 2020-10-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Liquid storage device and compressor |
| WO2021184828A1 (en) * | 2020-03-19 | 2021-09-23 | 青岛海尔空调器有限总公司 | Ejector and air conditioning device |
-
2019
- 2019-01-16 CN CN201920071200.4U patent/CN209494682U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021184828A1 (en) * | 2020-03-19 | 2021-09-23 | 青岛海尔空调器有限总公司 | Ejector and air conditioning device |
| CN111794971A (en) * | 2020-07-07 | 2020-10-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Liquid storage device and compressor |
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