CN1952536A - Oil distributor of air conditioner - Google Patents
Oil distributor of air conditioner Download PDFInfo
- Publication number
- CN1952536A CN1952536A CN 200510015443 CN200510015443A CN1952536A CN 1952536 A CN1952536 A CN 1952536A CN 200510015443 CN200510015443 CN 200510015443 CN 200510015443 A CN200510015443 A CN 200510015443A CN 1952536 A CN1952536 A CN 1952536A
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- CN
- China
- Prior art keywords
- lubricating oil
- main body
- filter screen
- discharge pipe
- separator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention relates to an oil-separator of air-conditioner, comprising main body, which is used to storing lubricant and gas cool medium and has recovering port for lubricant at the lower part; cool medium jetting pipe through the side of main body, by which lubricant and gas cool medium disperses to peripheral direction of the inner of main body and lubricant and gas cool medium separated by centrifugal force descend down; cool medium drainage pipe, which is used to extract gas cool medium from the inner of main body; filter screen set in the main body, which is passed through cool medium drainage pipe and by which descendent lubricant is separated again; support of filter screen set at the bottom of filter screen, which is used to prevent lubricant flowing into the inner of cool medium drainage pipe. In the invention lubricant and gas cool medium landed from cool medium jetting pipe are separated again by filter screen; and by the support of filter screen lubricant is prevented flowing into the inner of cool medium drainage pipe directly and improves the separating performance of lubricant so as to prevent the damage of compressor.
Description
Technical field
The invention belongs to a kind of invention of separator of air-conditioner.Particularly relate to and a kind ofly be provided with filter screen stand, and the screen pack that lubricating oil and gaseous coolant to centrifugation separate once more is set on filter screen stand, improved the separator of the air-conditioner of lubricating oil separation performance in body interior.
Background technology
Usually, air-conditioner is made of compressor, outdoor heat converter, bloating plant, indoor heat converter, when freezing, outdoor heat converter and indoor heat converter play condenser and evaporimeter respectively, when heating, outdoor heat converter and indoor heat converter play evaporimeter and condenser respectively.
Recently, the use amount of air-conditioner is the trend of increase.Air-conditioner is a linking number platform indoor set on an off-premises station, in the time of shared off-premises station, and the air-conditioner that allows several indoor sets freeze respectively or to heat.
For the efficient of the power, number or the compressor that improve indoor heat converter, adopt a plurality of compressors usually at air-conditioner.
Be provided with separator in the air-conditioner.The refrigerant that separator is discharged several compressors separates with lubricating oil, and isolated lubricating oil is supplied to several compressors.
Fig. 5 is the separator sectional schematic diagram of conventional art.
As shown in Figure 5, the separator 10 of conventional art comprises storage lubricating oil and gaseous coolant, and is formed with the main body 12 of lubricating oil recovery tube 18 in the bottom; Lubricating oil and gaseous coolant that compressor (figure slightly) is discharged, the circumferencial direction to main body 12 inside sprays, and makes it the coolant injection pipe 14 that separates, lands; From main body 12 inside, extract the refrigerant discharge pipe 20 of the gaseous coolant that obtains separating.
Have the conventional art separator 10 of said structure, its operation principle is as follows.
During compressor operating, lubricating oil that compressor is discharged and gaseous coolant are ejected into main body 12 inside of separator 10 by coolant injection pipe 14.
Playpipe 14 sprays to the circumferencial direction of main body 12 inside to lubricating oil and gaseous coolant, makes lubricating oil and gaseous coolant bump internal face in main body 12.
Lubricating oil to the landing of the bottom of main body 12, by lubricating oil recovery tube 18, is recycled to compressor side along the internal face of main body 12.And gaseous coolant flows to refrigerant discharge pipe 20.
But there are the following problems for the separator 10 of conventional art.Coolant injection pipe 14 is when the circumferencial direction jet lubrication oil of main body 12 inside and gas coolant, and its lubricating oil separation rate is subjected to the pressure of gas coolant, the influence of state of temperature.
Therefore, the separator 10 of conventional art can not separate lubricating oil and gaseous coolant well, makes a part of lubricating oil flow into refrigerant discharge pipe 20 inside.
Summary of the invention
The present invention provides a kind of separator of air-conditioner for solving the technical problem that exists in the above-mentioned technology, be provided with filter screen stand in body interior, and the screen pack that lubricating oil and gaseous coolant to centrifugation separate once more is set on filter screen stand, improve separating property to lubricating oil.
The technical scheme that the present invention takes for the technical problem that exists in the above-mentioned technology of solution is:
The separator of a kind of air-conditioner of the present invention comprises the main body that stores lubricating oil and gaseous coolant and be formed with lubricating oil recovery mouth in the bottom; Side one side that runs through main body allows lubricating oil and gas coolant disperse to the circumferencial direction of body interior, utilizes centrifugal force to separate lubricating oil and gas coolant, makes it the coolant injection pipe of landing downwards; Extract the refrigerant discharge pipe of gaseous coolant from body interior; Be installed in body interior, allow the refrigerant discharge pipe run through, and the screen pack that once more lubricating oil that lands is separated; Be installed in the bottom of screen pack, prevent that lubricating oil from flowing into the filter screen stand of refrigerant discharge pipe inside; Filter screen stand is installed between the coolant injection pipe downside and refrigerant discharge pipe end of body interior; In the filter screen stand centre, be formed with the convex shape discharge pipe impenetrating mouth that allows the refrigerant discharge pipe run through, the refrigerant discharge pipe is fixed; In the edge of filter screen stand, press circumferencial direction, each certain intervals ground is formed with several hole portions.
Advantage and good effect that the present invention has are: the separator of air-conditioner of the present invention, in the bottom of screen pack, the filter screen stand that is formed with several hole portions, is run through and be installed in body interior by the end of refrigerant discharge pipe is installed; Utilize screen pack, convection current to go into lubricating oil and the gas coolant that main body inside obtains centrifugation and separate once more, prevent that simultaneously lubricating oil from dispersing towards periphery, allow lubricating oil pass through the hole portion drippage of filter screen stand; Can prevent that lubricating oil from flowing into refrigerant discharge pipe inside.
Description of drawings
Fig. 1 is an air-conditioner schematic diagram of the present invention.
Fig. 2 is a separator sectional schematic diagram of the present invention.
Fig. 3 is the state sectional schematic diagram of separator removal of lubricant of the present invention.
Fig. 4 is a separator filter screen stand plane of the present invention.
Fig. 5 is the separator sectional schematic diagram of conventional art.
Main symbol description
50: indoor set 60: indoor set
70: indoor set 80: off-premises station
90: compressor 100: separator
101: lubricating oil reclaims mouth 102: main body
104: coolant injection pipe 106: the refrigerant discharge pipe
108: filter screen stand 120: the lubricating oil recovery tube
150: discharge pipe impenetrating mouth 160: hole portion
170: screen pack
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
Fig. 1 is an air-conditioner schematic diagram of the present invention.Fig. 2 is a separator sectional schematic diagram of the present invention.Fig. 3 is the state sectional schematic diagram of separator removal of lubricant of the present invention.Fig. 4 is a separator filter screen stand plane of the present invention.
To shown in Figure 4, air-conditioner of the present invention is made of many loops that work independently, and comprises 50,60,70 and indoor sets 80 of several indoor sets as Fig. 1.
In order to raise the efficiency, air-conditioner uses several compressors 90.
On air-conditioner, be provided with separator 100.Separator 100, gas coolant and lubricating oil to several compressors 90 are discharged separate, and separated lubricating oil is supplied to several compressors 90.
Separator 100 comprises the main body 102 that stores lubricating oil and gaseous coolant and be formed with lubricating oil recovery mouth 101 in the bottom; Side one side that runs through main body 102 allows lubricating oil and gas coolant disperse to the circumferencial direction of main body 102 inside, utilizes centrifugal force to separate lubricating oil and gas coolant, makes it the coolant injection pipe 104 of landing downwards; Refrigerant discharge pipe 106 from main body 102 internal extraction gaseous coolants; Be installed in main body 102 inside, allow refrigerant discharge pipe 106 run through, and the discoid screen pack 170 that once more lubricating oil that lands is separated; Be installed in the bottom of screen pack 170, prevent that lubricating oil from flowing into refrigerant discharge pipe 106 inside, and allow and obtain separated lubricating oil and reclaim mouthful filter screen stand 108 of 101 sides landing to lubricating oil.
On lubricating oil recovery holes 101, the lubricating oil recovery tube 120 that is connected with compressor 90 is installed.
On lubricating oil recovery tube 120, be provided with capillary (figure is slightly), prevent that the lubricating oil that flows into from flowing backwards, and makes lubricating oil flow to compressor 90 lentamente.
In addition, coolant injection pipe 104 is connected with compressor 90, lubricating oil and the gas coolant that several compressors 90 are discharged, is supplied to main body 102 inside of separator 100.
The terminal 104a of coolant injection pipe 104 is to the circumferencial direction warpage of main body 102 inside, lubricating oil and gas coolant sprayed to the circumferencial direction of main body 102.
Refrigerant discharge pipe 106 runs through the top part of main body 102, and its part is positioned at the inboard of main body 102.
In the inside of main body 102, between the outside wall surface of main body 102 internal faces and refrigerant discharge pipe 106, be formed with cylindrical passage.
Filter screen stand 108 is run through by the terminal 106a of refrigerant discharge pipe 106 with screen pack 170, is installed in main body 102 inside.
At the center of filter screen stand 108, be formed with the discharge pipe impenetrating mouth 150 that allows refrigerant discharge pipe 106 run through.
The discharge pipe impenetrating mouth 150 of filter screen stand 108 has the structure of protrusion, refrigerant discharge pipe 106 is fixed on the inside of main body 102.
In the edge of filter screen stand 108, be formed with several hole portions 160 by each certain intervals ground of circumferencial direction of screen pack 108.Filter screen stand 108 is made by stainless steel material.
Below, the operation principle of the separator 100 of air-conditioner of the present invention is described.
Lubricating oil and gaseous coolant are pressed the direction of coolant injection pipe 104 terminal 104a indications, promptly by spraying towards the direction on main body 102 central shafts next doors, along the internal face of main body 102, flow by circumferencial direction with being rotated.
Lubricating oil and gas coolant be along main body 102, the particularly internal face of main body 102, carries out following to rotation more than several times; Collision frequency between its lubricating oil particle increases, each lubricating oil particle combination; Because density contrast, lubricating oil and the gas coolant generation centrifugation of lubricating oil and gaseous coolant.
Lubricating oil trickles downwards along the internal face of main body.But the lubricating oil that coolant injection pipe 104 sprays with and the body refrigerant, the difference of pressing the state of temperature or the pressure of gas coolant, its lubricating oil with and the separation rate of body refrigerant different.Therefore a part of lubricating oil can trickle downwards along the outside wall surface of refrigerant discharge pipe 106.
Afterwards, obtain separating the back lubricating oil and the gas coolant of landing downwards, be filtered net 170 and separate once more.
Lubricating oil in lubricating oil and the gas coolant is filtered net 170 and separates and flow downward, and gas coolant flows through screen pack 170 and flows downward.
Lubricating oil drops onto the bottom of main body 102 by several hole portions 160 of filter screen stand 108, flows to lubricating oil recovery tube 120; Gas coolant flows through several hole portions 160, flows to the discharge pipe 106 of main body 102 inside.
Therefore, under the effect of filter screen stand 108, can prevent that lubricating oil from flowing, flowing directly into refrigerant discharge pipe 106 along the wall of refrigerant discharge pipe 106.
Claims (4)
1, a kind of separator of air-conditioner comprises the main body that stores lubricating oil and gaseous coolant and be formed with lubricating oil recovery mouth in the bottom; Side one side that runs through main body allows lubricating oil and gas coolant disperse to the circumferencial direction of body interior, utilizes centrifugal force to separate lubricating oil and gas coolant, makes it the coolant injection pipe of landing downwards; Extract the refrigerant discharge pipe of gaseous coolant from body interior; It is characterized in that: also comprise being installed in body interior, allow the refrigerant discharge pipe run through, and the screen pack that once more lubricating oil that lands is separated; Be installed in the bottom of screen pack, prevent that lubricating oil from flowing into the filter screen stand of refrigerant discharge pipe inside.
2, the separator of air-conditioner according to claim 1 is characterized in that: filter screen stand is installed between the coolant injection pipe downside and refrigerant discharge pipe end of body interior.
3, the separator of air-conditioner according to claim 2 is characterized in that: in the filter screen stand centre, be formed with the convex shape discharge pipe impenetrating mouth that allows the refrigerant discharge pipe run through, the refrigerant discharge pipe is fixed.
4, according to described any one the separator of air-conditioner of claim 1 to 3, it is characterized in that: in the edge of filter screen stand, press circumferencial direction, each certain intervals ground is formed with several hole portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510015443 CN1952536A (en) | 2005-10-17 | 2005-10-17 | Oil distributor of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510015443 CN1952536A (en) | 2005-10-17 | 2005-10-17 | Oil distributor of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1952536A true CN1952536A (en) | 2007-04-25 |
Family
ID=38058994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510015443 Pending CN1952536A (en) | 2005-10-17 | 2005-10-17 | Oil distributor of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1952536A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100552329C (en) * | 2008-01-08 | 2009-10-21 | 烟台冰轮股份有限公司 | A kind of multilevel high-efficiency oil-gas separating device of refrigerating system |
| CN110411080A (en) * | 2019-04-29 | 2019-11-05 | 浙江康利德科技有限公司 | External oil-gas separator |
| CN111512101A (en) * | 2017-12-25 | 2020-08-07 | 三菱电机株式会社 | Separator and refrigeration cycle device |
-
2005
- 2005-10-17 CN CN 200510015443 patent/CN1952536A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100552329C (en) * | 2008-01-08 | 2009-10-21 | 烟台冰轮股份有限公司 | A kind of multilevel high-efficiency oil-gas separating device of refrigerating system |
| CN111512101A (en) * | 2017-12-25 | 2020-08-07 | 三菱电机株式会社 | Separator and refrigeration cycle device |
| CN111512101B (en) * | 2017-12-25 | 2022-03-04 | 三菱电机株式会社 | Separator and refrigeration cycle device |
| CN110411080A (en) * | 2019-04-29 | 2019-11-05 | 浙江康利德科技有限公司 | External oil-gas separator |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20070425 |