CN103851846B - Oil eliminator and comprise its air-conditioning system - Google Patents
Oil eliminator and comprise its air-conditioning system Download PDFInfo
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- CN103851846B CN103851846B CN201410103321.4A CN201410103321A CN103851846B CN 103851846 B CN103851846 B CN 103851846B CN 201410103321 A CN201410103321 A CN 201410103321A CN 103851846 B CN103851846 B CN 103851846B
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Abstract
The open a kind of oil eliminator of the present invention, including cylinder, and air inlet pipe, escape pipe and the oil return pipe being arranged on cylinder, in described cylinder, filter is set, described air inlet pipe and described escape pipe stretch to the mouth of pipe in described cylinder and are positioned at the homonymy of described filter, and described oil return pipe is stretched in described cylinder by the sidewall of described cylinder.The dregs of fat are effectively separated by the oil eliminator of the present invention by arranging filter, it is to avoid impurity enters oil return system, it is ensured that the stable operation of refrigeration system；By oil return pipe is arranged at cylinder sidepiece, can effectively prevent impurity from carrying out oil return pipe, it is to avoid the situation of impurity blocking oil return pipe occurs.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to a kind of oil eliminator and the air-conditioning system comprising it.
Background technology
The effect of oil eliminator is that the lubricating oil in the high steam discharged by refrigeration compressor separates, with
Ensure that air-conditioning system is run safely and efficiently.The oil eliminator of air-conditioning refrigeration system of the prior art is general not
Band filter, oil return pipe is typically located at the bottom of oil eliminator.Such as, Chinese patent literature CN
201748726U open a kind of " oil eliminator ", shown in Figure 1, including tank body 100, air inlet pipe
200, blast pipe 300, screen pack 500 and oil return pipe 400, screen pack 500 is fixed on tank body by support
The middle and lower part of 100, is divided into upper and lower both sides by internal for tank body 100, and one end of oil return pipe 400 is from tank body 100
Bottom is inserted, and air inlet pipe 200 is inserted along tank body 100 top, and extends the upside of screen pack 500, exhaust
The lower end of pipe 300 is inserted from the top of tank body 100, and extends on the downside of it through screen pack 500.This is special
The oil eliminator at least existing defects of profit: 1. air inlet pipe and blast pipe lay respectively at the both sides of screen pack, therefore should
Screen pack primarily serves the effect improving oil separative efficiency, but simultaneously because the high-speed gas meeting of the discharge of tracheae
Agitation is positioned at oil and the impurity that filter screen goes out, and promotes impurity to enter tank base with fluid, and then may cause back
Oil system blocks, and affects the normal work of air-conditioning system；2. oil return pipe is arranged at the bottom of tank body, in fluid
Impurity likely can enter oil return pipe, cause line clogging；3., in screen pack is arranged on tank body, need
Tank interior is welded, and causes fluid to be secondary polluted.
To sum up, the oil eliminator of this type of air-conditioning system, when carrying out oil and separating, the miscellaneous of air-conditioning system can be caused
Matter accumulates in the inside of oil eliminator, then returns to system with the oil that oil eliminator is separated by oil return pipe,
It is easily caused system oil return blockage.
Prior art there is also the oil eliminator of band filter, typically filter is placed on tracheae.
Such as, Chinese patent literature CN102654336A open a kind of " oil eliminator ", shown in Figure 2,
This oil eliminator includes cylinder 101, ingress pipe 201, delivery line 301 and oil return pipe 401, delivery line 301
Stretching in cylinder 101, ingress pipe 201 connects with delivery line 301, and the lower end base of delivery line 301 is provided with
Screen pack 501.The oil eliminator of this patent has the disadvantage that 1. screen pack is arranged on tracheae, can cause
The resistance of refrigeration system increases；2. air inlet pipe is connected with blast pipe, and oil separative efficiency is the highest.
To sum up, the oil filtering structure of this type of oil eliminator can cause the resistance of refrigeration system to increase, and affects air-conditioning system
The normal work of system.
On the whole, there is disadvantages described above in the oil eliminator of prior art, necessary makes improvements.
Summary of the invention
It is an object of the present invention to: a kind of oil eliminator is provided, system oil return can be played well mistake
Filter effect.
Further object is that: a kind of oil eliminator is provided, can prevent impurity from entering oil return system.
The present invention further an object is that: provides a kind of oil eliminator, has the simple advantage of production and processing.
Another object of the present invention is: providing a kind of air-conditioning system, refrigeration system resistance is low, reliability
High.
For reaching this purpose, the present invention by the following technical solutions:
On the one hand, it is provided that a kind of oil eliminator, including cylinder, and be arranged on cylinder air inlet pipe, go out
Tracheae and oil return pipe, arrange filter, described air inlet pipe and described escape pipe and stretch to institute in described cylinder
State the mouth of pipe in cylinder and be positioned at the homonymy of described filter.
As a kind of preferred version, described oil return pipe is stretched in described cylinder by the sidewall of described cylinder.
As a kind of preferred version, described cylinder includes the first cylinder and second cylinder of Split type structure, described
Filter is arranged at the junction of described first cylinder and described second cylinder.
As a kind of preferred version, described air inlet pipe includes air inlet pipe body and is positioned at air inlet pipe body two ends
Air inlet pipe the first port and air inlet pipe the second port, air inlet pipe the second port stretches in described first cylinder,
Described air inlet pipe the first port is positioned at outside described first cylinder；
Described escape pipe include escape pipe body and be positioned at escape pipe body two ends escape pipe the first port and
Escape pipe the second port, described escape pipe the second port stretches in described first cylinder, described escape pipe
Single port is positioned at outside described first cylinder；
Described air inlet pipe the second port and described escape pipe the second port are spaced setting of staggering.
As a kind of preferred version, described air inlet pipe the second port is inclined with the barrel of described first cylinder to be set
Put.
As a kind of preferred version, described escape pipe the second port position in described first cylinder is less than institute
State the position of air inlet pipe the second port.
As a kind of preferred version, described escape pipe is by the top center of described first cylinder straight down
Install；
Described air inlet pipe is inserted in described first cylinder by the direction being perpendicular to described first cylinder axis, should
Distance between insertion position and described air inlet pipe the second port is 1/4 girth of the first cylinder inner headed face.
As a kind of preferred version, described first cylinder includes cylindrical circular first main part, annular parcel
Portion, and connect the connecting portion of the first main part and annular parcel；
Described second cylinder includes that cylindrical circular second main part, described second main part have an end face；
Described first cylinder is buckled on described second cylinder, makes the inwall and described second of described annular parcel
The outer wall of main part is close to；
Described filter is installed on the end face of described second main part, and described connecting portion filters dress by described
Put and be limited between described first cylinder and described second cylinder.
As a kind of preferred version, described oil return pipe is stretched to described second by the sidewall of described second cylinder
Internal, and have extension towards the bottom direction of described second cylinder is extended.
On the other hand, it is provided that a kind of air-conditioning system, including compressor, condenser, and described oil separation
Device, described compressor connects the air inlet pipe of described oil eliminator, and described condenser connects described oil eliminator
Escape pipe, the oil return pipe of described oil eliminator is connected to described compressor by oil return system.
Beneficial effects of the present invention:
Contrast prior art, the dregs of fat are effectively separated by the oil eliminator of the present invention by arranging filter,
Avoid impurity and enter oil return system, it is ensured that the stable operation of refrigeration system；By oil return pipe is arranged at
Cylinder sidepiece, can effectively prevent impurity from entering oil return pipe, it is to avoid the situation of impurity blocking oil return pipe occurs.
Accompanying drawing explanation
Below according to drawings and Examples, the present invention is described in further detail.
Fig. 1 is the structural representation of a kind of oil eliminator of the prior art；
Fig. 2 is the structural representation of another kind of oil eliminator of the prior art；
Fig. 3 is the perspective view of the oil eliminator described in embodiments of the invention；
Fig. 4 is the partial schematic sectional view of the oil eliminator shown in Fig. 3；
Fig. 5 is the cross-sectional schematic of the oil eliminator shown in Fig. 3；
Fig. 6 is enlarged diagram at the A shown in Fig. 5；
Fig. 7 is the similar alternative arrangements schematic diagram of the filter described in embodiment；
Fig. 8 is the structural representation of the filter described in embodiments of the invention；
In figure:
100, tank body；200, air inlet pipe；300, blast pipe；400, oil return pipe；500, screen pack；
101, cylinder；201, ingress pipe；301, delivery line；401, oil return pipe；501, screen pack；
1, the first cylinder；11, the first main part；12, annular parcel；13, connecting portion；2, second
Cylinder；21, end face；22, inclined plane；3, air inlet pipe；31, air inlet pipe body；32, air inlet pipe first
Port；33, air inlet pipe the second port；4, escape pipe；41, escape pipe body；42, escape pipe the first end
Mouthful；43, escape pipe the second port；5, oil return pipe；51, extension；6, filter；61, upper filter
Stratum reticulare；62, orifice plate sandwich layer；63, lower filter screen layer, 7, support；71, installing hole.
Detailed description of the invention
Further illustrate technical scheme below in conjunction with the accompanying drawings and by detailed description of the invention.
As it is shown on figure 3, oil eliminator of the present invention, including: cylinder and the tracheae being arranged on cylinder
And oil pipe, this cylinder includes the first cylinder 1 and the second cylinder 2 of Split type structure, and tracheae includes air inlet pipe 3 He
Escape pipe 4, oil pipe includes oil return pipe 5.In the present embodiment, the first cylinder 1 is arranged at the upper of the second cylinder 2
Portion, both can connect by the modes such as welding are fixing.Air inlet pipe 3 is arranged at the sidewall of the first cylinder 1,
Escape pipe 4 is arranged at the top of the first cylinder 1, and oil return pipe 5 is arranged at the sidewall of the second cylinder 2.
The inner barrel of the oil eliminator of the present invention is provided with filter 6, and air inlet pipe 3 and escape pipe 4 are at cylinder
Internal spout part is positioned at the homonymy of filter 6.Filter fluid by design filter 6, can keep away
Exempt from impurity and enter oil return system.By the spout part of air inlet pipe and the spout part of escape pipe being arranged at filtration dress
Putting the homonymy of 6, impurity is stirred off through filter and separates in oil by the high velocity air that tracheae can be avoided to discharge
In the trapped fuel of device, and then avoid greasy dirt dye.As shown in Figure 4, in the present embodiment, filter 6 is arranged
In the first cylinder 1 and junction of the second cylinder 2.Air inlet pipe 3 include air inlet pipe body 31 and be positioned at into
Air inlet pipe first port 32 at tracheae body 31 two ends and air inlet pipe the second port 33, air inlet pipe the second port
33 stretch to cylinder internal upper part, and corresponding to the position of the first cylinder 1, air inlet pipe the first port 32 is positioned at cylinder
Outside；Escape pipe 4 includes escape pipe body 41 and is positioned at the escape pipe first at escape pipe body 41 two ends
Port 42 and escape pipe the second port 43, escape pipe the second port 43 stretches to cylinder internal upper part, corresponds to
The position of the first cylinder 1, escape pipe the first port 42 is positioned at outside cylinder；The air inlet pipe second of the present embodiment
Port 33 and escape pipe the second port 43 are spaced setting of staggering, and can improve oil-gas separation efficiency.Air inlet pipe
Second port 33 and escape pipe the second port 43 are respectively positioned on the upside of filter 6, and air-flow needs not move through
Filter 6, the most just will not stir off impurity in trapped fuel.
In the present embodiment, air inlet pipe the second port 33 is inclined to set, by this with the barrel of the first cylinder 1
Design so that high velocity air hits barrel and forms eddy flow and carry out Oil-gas Separation, is beneficial to improve Oil-gas Separation effect
Rate.Preferably, air inlet pipe body 31 stretches into the interior section of the first cylinder 1 and forms an angle with tunnel wall type,
So that the air-flow discharged by air inlet pipe 3 can hit barrel at a high speed and rotate, improve oil gas efficiency further.More
Preferably scheme, air inlet pipe body 31 stretches into the interior section of the first cylinder 1 and the angle of barrel formation angle
At 30～60 degree, oil gas separation is more preferably.
Escape pipe the second port 43 position in cylinder is less than the position of air inlet pipe the second port 33, so
Design has abundant stroke after can ensure that airflow strikes barrel, and Oil-gas Separation can be made more abundant.Preferably
Scheme, escape pipe body 41 is in straight tube-like, and escape pipe 4 is installed by the top vertical of the first cylinder 1, should
Design can simplify outlet pipe, beneficially gas and the most quickly discharge.
In the present embodiment, cylindrically, escape pipe 4 is by the top center of the first cylinder 1 for cylinder entirety
Installing straight down, air inlet pipe 3 is inserted in the sidewall of the first cylinder 1 by the direction being perpendicular to cylinder axis,
Making the distance between air inlet pipe the second port 33 and insertion position is the first cylinder inner headed face 1/4 girth, passes through
This design can limit built-in length and the air-flow drain position of air inlet pipe, can guarantee that air-flow has well fortune
Dynamic stroke, beneficially Oil-gas Separation.
The filter 6 of the present invention is arranged at the first cylinder 1 and junction of the second cylinder 2.Can be by card
Connecing or mode that crimping etc. quickly connects is installed, it is to avoid weld in cylinder, welding slag etc. pollutes the feelings of trapped fuel
Condition.Referring to Fig. 5 and Fig. 6, in the present embodiment, the first cylinder 1 and the second cylinder 2 all use cylindrical shape to tie
Structure, the first cylinder 1 includes cylindrical circular first main part 11, annular parcel 12, and connects first
Main part 11 and the connecting portion 13 of annular parcel 12, the second cylinder 2 includes cylindrical circular second main body
Portion, described second main part has an end face 21, and the first cylinder 1 is buckled on the second cylinder 2, makes annular bag
The outer wall of the inwall and the second main part of wrapping up in portion 12 is close to.Filter 6 is installed on the end face of the second main part
On 21, filter 6 is limited between the first cylinder 1 and the second cylinder 2 by connecting portion 13.The present invention's
Filter is directly mounted in cylinder, and it is convenient to install, and filter is without work such as welding in addition, permissible
Prevent because welding the pollution within the oil eliminator caused, it is ensured that the cleanliness factor of refrigeration system.The present embodiment
Connecting portion 13 is a rake, in order to make the annular inwall of parcel 12 and the outer wall of the second main part be close to,
Preferably an inclined plane 22 is set on end face 21.The deformation program that it may occur to persons skilled in the art that: please
Shown in Figure 7, connecting portion 13 is a horizontal part, and filter 6 is pressed on connecting portion 13 and end face 21
Between, the function of the present invention can be realized too.
The first cylinder 1 and the second cylinder can be realized by welding between annular parcel 12 and the second main part
Firm connection between 2, owing to welding position is outside cylinder, therefore will not produce welding and pollute.
Filter 6 can use filter screen and/or the orifice plate assembly with filter efficacy.As typical case but unrestricted
Example, shown in Figure 8, the filter 6 of the present embodiment includes upper filter screen layer 61, orifice plate sandwich layer
62 and lower filter screen layer 63, upper filter screen layer 61 and lower filter screen layer 63 all use high mesh number filter screen, orifice plate sandwich layer 62
Use high intensity orifice plate, the effect of oil in piece-rate system can be played, and prevent the high speed in oil eliminator
Trapped fuel bottom gas stirring oil eliminator and allow impurity there is the effect bottom oil eliminator.
The oil return pipe 5 of the present invention is arranged at the sidewall of the second cylinder 2, relative to conventional oil separators by oil return
Pipe is arranged at impurities at bottom and is easily accessible oil return system, and this programme is owing to being arranged at sidewall, and its mouth of pipe is in cylinder
The highest position, in therefore impurity is not easily accessed pipe, thus prevents impurity to enter oil return system with oil.
In order to reduce the trapped fuel amount in oil eliminator further, the oil return pipe 5 of the present invention is provided with in oil eliminator
Extension 51, refers to shown in Fig. 4 and Fig. 5, and the extension 51 of the present embodiment is a vertical component effect, and it is permissible
Oil return pipe 5 is stretched into the extension in trapped fuel, thus draws more oil mass.Those skilled in the art hold
The deformation program easily related to includes: will extend over portion 51 and arranges in a rake or horizontal part, too may be used
Stretch into trapped fuel section length to play to increase, reduce the purpose of trapped fuel amount.
The oil eliminator of the present invention also includes support 7, for oil eliminator is mounted on ad-hoc location.Please
Shown in Figure 3, the support 7 of the present embodiment has two, is respectively symmetrically and is arranged at outside the second cylinder 2
Side, support 7 main body is L-shaped, is provided with installing hole 71 bottom it, and installing hole preferably employs waist-shaped hole,
Installation site can be conveniently adjusted.
The present invention also provides for a kind of air-conditioning system, including compressor, condenser, and described oil eliminator,
Described compressor connects the air inlet pipe of described oil eliminator, and the cold-producing medium mixed airflow of oil-containing is passed through air inlet pipe
Input oil eliminator, mixed airflow high-speed impact oil eliminator inwall rotates and realizes Oil-gas Separation, described cold
Condenser connects the escape pipe of described condenser, and the refrigerant gas after separating enters condenser by escape pipe
Condensation, and the fluid separated is exported by oil return pipe after filter impurity screening, described oil eliminator
Oil return pipe be connected to described compressor by oil return system, by oil return system, clean fluid returned to pressure
Contracting machine recycles.
The term " first " of this programme employing, " second " etc. are simply distinguish between on describing, the most special
Implication.
It is to be understood that, above-mentioned detailed description of the invention is only presently preferred embodiments of the present invention and used skill
Art principle, in technical scope disclosed in this invention, any those familiar with the art is held
The change being readily conceivable that or replacement, all should contain within the scope of the present invention.
Claims (7)
1. an oil eliminator, it is characterised in that include cylinder, and be arranged on cylinder air inlet pipe,
Escape pipe and oil return pipe, arrange filter, described air inlet pipe and described escape pipe and stretch in described cylinder
The mouth of pipe in described cylinder is positioned at the homonymy of described filter；
Described oil return pipe is stretched in described cylinder by the sidewall of described cylinder；
Described cylinder includes the first cylinder and second cylinder of Split type structure, and described filter is arranged at described
First cylinder and the junction of described second cylinder；
Described first cylinder includes cylindrical circular first main part, annular parcel, and it is main to connect first
Body and the connecting portion of annular parcel；
Described second cylinder includes that cylindrical circular second main part, described second main part have an end face；
Described first cylinder is buckled on described second cylinder, makes the inwall and described second of described annular parcel
The outer wall of main part is close to；
Described filter is installed on the end face of described second main part, and described connecting portion filters dress by described
Put and be limited between described first cylinder and described second cylinder.
Oil eliminator the most according to claim 1, it is characterised in that described air inlet pipe includes air inlet pipe
Body and be positioned at air inlet pipe the first port and air inlet pipe second port at air inlet pipe body two ends, air inlet pipe
Two-port netwerk stretches in described first cylinder, and described air inlet pipe the first port is positioned at outside described first cylinder；
Described escape pipe include escape pipe body and be positioned at escape pipe body two ends escape pipe the first port and
Escape pipe the second port, described escape pipe the second port stretches in described first cylinder, described escape pipe
Single port is positioned at outside described first cylinder；
Described air inlet pipe the second port and described escape pipe the second port are spaced setting of staggering.
Oil eliminator the most according to claim 2, it is characterised in that described air inlet pipe the second port with
The barrel of described first cylinder is inclined to set.
Oil eliminator the most according to claim 2, it is characterised in that described escape pipe the second port exists
Position in described first cylinder is less than the position of described air inlet pipe the second port.
Oil eliminator the most according to claim 2, it is characterised in that described escape pipe is by described first
The top center of cylinder is installed straight down；
Described air inlet pipe is inserted in described first cylinder by the direction being perpendicular to described first cylinder axis, should
Distance between insertion position and described air inlet pipe the second port is 1/4 girth of the first cylinder inner headed face.
6. according to the oil eliminator described in any one of claim 1 to 5, it is characterised in that described oil return pipe
Stretched in described second cylinder by the sidewall of described second cylinder, and towards the bottom side of described second cylinder
Extension is had to extended.
7. an air-conditioning system, including compressor and condenser, it is characterised in that also include such as claim
Oil eliminator described in 1 to 6 any one, described compressor connects the air inlet pipe of described oil eliminator, described cold
Condenser connects the escape pipe of described oil eliminator, and the oil return pipe of described oil eliminator is connected to by oil return system
Described compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410103321.4A CN103851846B (en) | 2014-03-19 | 2014-03-19 | Oil eliminator and comprise its air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410103321.4A CN103851846B (en) | 2014-03-19 | 2014-03-19 | Oil eliminator and comprise its air-conditioning system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103851846A CN103851846A (en) | 2014-06-11 |
| CN103851846B true CN103851846B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410103321.4A Active CN103851846B (en) | 2014-03-19 | 2014-03-19 | Oil eliminator and comprise its air-conditioning system |
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| Country | Link |
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| CN (1) | CN103851846B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509382A (en) * | 2016-01-21 | 2016-04-20 | 珠海凌达压缩机有限公司 | Low-pressure-cavity rotor type compressor and air conditioner |
| CN111256400A (en) * | 2018-11-30 | 2020-06-09 | 浙江三花智能控制股份有限公司 | Oil separator and air conditioning system with same |
| CN114608226A (en) * | 2020-12-08 | 2022-06-10 | 合肥美的暖通设备有限公司 | Oil separator and air condensing units |
| CN217979391U (en) * | 2021-04-30 | 2022-12-06 | 浙江盾安禾田金属有限公司 | Oil separator and air conditioning system |
| WO2023078443A1 (en) * | 2021-11-08 | 2023-05-11 | 新昌县四通机电有限公司 | Oil separator and manufacturing method |
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| WO2009009728A2 (en) * | 2007-07-12 | 2009-01-15 | Johnson Controls Technology Company | Oil separator |
| CN201748726U (en) * | 2010-07-28 | 2011-02-16 | 广东美的电器股份有限公司 | Oil separator structure of air conditioner |
| CN201935494U (en) * | 2011-01-14 | 2011-08-17 | 约克（无锡）空调冷冻设备有限公司 | Vertical two-stage oil separator |
| CN203024518U (en) * | 2012-12-13 | 2013-06-26 | 广东美的电器股份有限公司 | Oil separator and air conditioner outdoor unit |
| CN203454496U (en) * | 2013-08-01 | 2014-02-26 | 青岛海信日立空调系统有限公司 | Oil-gas separator |
| CN203837355U (en) * | 2014-03-19 | 2014-09-17 | 广东欧科空调制冷有限公司 | Oil separator and air-conditioning system comprising same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009009728A2 (en) * | 2007-07-12 | 2009-01-15 | Johnson Controls Technology Company | Oil separator |
| CN201748726U (en) * | 2010-07-28 | 2011-02-16 | 广东美的电器股份有限公司 | Oil separator structure of air conditioner |
| CN201935494U (en) * | 2011-01-14 | 2011-08-17 | 约克（无锡）空调冷冻设备有限公司 | Vertical two-stage oil separator |
| CN203024518U (en) * | 2012-12-13 | 2013-06-26 | 广东美的电器股份有限公司 | Oil separator and air conditioner outdoor unit |
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|---|---|
| CN103851846A (en) | 2014-06-11 |
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