CN207649174U - Oil separator, condenser and refrigerating plant - Google Patents
Oil separator, condenser and refrigerating plant Download PDFInfo
- Publication number
- CN207649174U CN207649174U CN201721801156.5U CN201721801156U CN207649174U CN 207649174 U CN207649174 U CN 207649174U CN 201721801156 U CN201721801156 U CN 201721801156U CN 207649174 U CN207649174 U CN 207649174U
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- oil
- length
- air inlet
- discharge orifice
- separating device
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- 239000004744 fabric Substances 0.000 claims description 16
- 239000002826 coolant Substances 0.000 claims description 11
- 230000006698 induction Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 15
- 239000003507 refrigerant Substances 0.000 abstract description 12
- 238000000926 separation method Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 59
- 239000007788 liquid Substances 0.000 description 12
- 239000010687 lubricating oil Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- -1 existing unit Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Separating Particles In Gases By Inertia (AREA)
Abstract
The utility model relates to an oil separator, condenser and refrigerating plant, wherein, oil separator includes oil content casing and flow equalizing plate, and the oil content casing has the air inlet, and the flow equalizing plate setting is equipped with a plurality of flow equalizing holes in the oil content casing on the flow equalizing plate in the oil content casing, and the air inlet setting is in the off-center position of oil content casing length direction's intermediate position, and the flow equalizing plate is first length L respectively corresponding to the total trompil area of the length of the off-center side of air inlet on the oil content casing and the hole that flow equalizes1And a first opening area S1The length of the flow equalizing plate corresponding to the non-offset side of the air inlet on the oil content shell and the total opening area of the flow equalizing holes are respectively a second length L2And a second opening area S2Second opening area S2And the first opening area S1Is greater than the second length L2And a first length L1The ratio of (A) to (B): s2/S1>L2/L1. The utility model discloses consider the refrigerant and passed through the flow resistance difference of oil separator both sides, madeThe obtained oil separator has uniform flow field distribution and good oil separation effect.
Description
Technical field
The utility model is related to a kind of refrigeration technology field more particularly to oil separating device, condenser and refrigerating plants.
Background technology
Four big components one of of the condenser as water-cooling screw rod unit, effect is that compressor is discharged in refrigeration cycle
High temperature and high pressure gaseous refrigerant be condensed into high pressure medium temperature liquid refrigerant.In unit actual motion, into condenser except pressure
The air-liquid mixed state refrigerant of the high temperature and pressure of contracting machine discharge, also carries a large amount of lubricating oil.If this parts of lubricating oil is accumulated
In condenser, return compressor is not separated, can not only weaken the exchange capability of heat of condenser, also results in compressor because lacking
Few oil lubrication and damage, system can not continue, safe operation.
Currently, unit in order to solve the problems, such as lubricating oil, ensures the heat exchange efficiency of system and continues the reliable of safe operation
Property, generally use oil separating device, to carry out Oil-gas Separation to the gas-liquid mixed state fluid that compressor excludes using it, after separation
Gaseous refrigerant enter condenser, lubricating oil then directly returns to compressor, in this way can avoid lubricating oil enter condenser.
To achieve the purpose that oil eliminator is built in condenser by oil, existing unit, air inlet is located on shell
Axially upper setting position is in centre in portion, and after air inlet enters in oil eliminator cavity, air-flow is divided into two stocks and does not flow to refrigerant
Both sides.Air-flow is flowed from the equal discharge orifice in homogenizing plate later, and shell and tube bank formation are returned again to after then passing through vapour-liquid filter screen
Cavity in exchange heat, the oil separated flows out after oil-recovery tank aggregation from oil outlet.
This structure common problem is：
The first, the position that air inlet is axially above set in the upper housing is located on both sides of the middle not in centre.Different
Entrance location, refrigerant are different by the flow resistance of oil eliminator both sides, and air inlet is axially relative to intermediate bias
Distance is bigger, and the flow resistance difference of both sides is bigger, is cut in level by the gaseous coolant containing lubricating oil of vapour-liquid filter screen
On face flow velocity differ greatly, flow distribution it is uneven, vapour-liquid filter screen is not reasonably utilized, and oil effect is poor；
The second, the homogenizing plate trepanning size arrangement mode of air inlet both sides is single, causes refrigerant in built-in oil eliminator
Portion's Flow Field Distribution is not uniformly distributed, and by the gaseous coolant containing lubricating oil of vapour-liquid filter screen, flow is unevenly distributed on horizontal cross-section
Even, vapour-liquid filter screen is not reasonably utilized, and oil effect is poor.
Utility model content
To overcome the above technological deficiency, the technical issues of the utility model solves, is to provide a kind of oil separating device, condensation
Device and refrigerating plant can improve oil effect.
In order to solve the above technical problems, the utility model provides a kind of oil separating device comprising oil shell and
There is air inlet, homogenizing plate to be arranged in oil shell for flowing plate, oil shell, and homogenizing plate is equipped with multiple equal discharge orifices, air inlet
It is arranged in the position of the centre position biasing in oil shell length direction, homogenizing plate is biased corresponding to air inlet on oil shell
The total open area of the length of side and equal discharge orifice is respectively the first length L1With the first perforated area S1, homogenizing plate is corresponding to air inlet
Mouth total open area of the length of not offset side and equal discharge orifice on oil shell is respectively the second length L2With the second trepanning face
Product S2, the second perforated area S2With the first perforated area S1Ratio be more than the second length L2With the first length L1Ratio：S2/S1
>L2/L1。
Further, the first perforated area S1=(1-K × e) r × S；Second perforated area S2=K × e × r × S, wherein
K is corrected parameter, K ＞ 1；E is biasing rate, e=L2/(L2+L1)；Speed ratio r is that gaseous coolant enters the inlet air flow at air inlet
Fast v1The mean flow rate v for passing through homogenizing plate with gaseous coolant2Ratio, r=v1/v2；S is the opening area of air inlet.
Further, the ranging from 1/2 ＜ e ＜ 2/3 of biasing rate e；Corrected parameter K is ranging from：1.1≤K≤1.4.
Further, the aperture d of multiple equal discharge orifices is incremented by successively on the length direction far from air inlet.
Further, homogenizing plate has multiple cloth porose areas, and aperture d of the equal discharge orifice in same cloth porose area is equal, Duo Gebu
The aperture d of equal discharge orifice is incremented by successively on the length direction far from air inlet in porose area.
Further, each cloth porose area area equation.
Further, adjacent equal discharge orifice is equally arranged, the length spacing of adjacent equal discharge orifice in the longitudinal direction
For m=5~40mm, the width spacing of adjacent equal discharge orifice in the direction of the width is n=5~40mm.
Further, the aperture d of equal discharge orifice is in arithmetic progression on the length direction far from air inlet in multiple cloth porose areas
It is incremented by successively.
Further, the initial value of the aperture d of equal discharge orifice is 3~10mm, and equal difference is 1~6mm.
Further, adjacent equal discharge orifice is in the direction of the width and is staggeredly arranged.
The utility model additionally provides a kind of condenser comprising above-mentioned oil separating device
The utility model has further related to a kind of refrigerating plant comprising above-mentioned condenser.
As a result, based on the above-mentioned technical proposal, the utility model oil separating device by equal discharge orifice in the biasing side of homogenizing plate and
The perforated area of not offset side carries out preset ratio setting according to corresponding length ratio, it is contemplated that refrigerant passes through oil eliminator two
The flow resistance difference of side so that oil eliminator interior flow field is evenly distributed, and oil effect is good.Condenser provided by the utility model
Also correspondingly there are above-mentioned advantageous effects with refrigerating plant.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are only used for explaining the utility model, do not constitute to the utility model not
Work as restriction.In the accompanying drawings：
Fig. 1 is the lateral schematic cross-sectional view of the utility model oil separating device embodiment；
Fig. 2 is longitudinal schematic cross-sectional view at the positions A-A in Fig. 1；
Fig. 3 is the lateral schematic cross-sectional view at the positions B-B in Fig. 1；
Fig. 4 is the structural schematic diagram of one embodiment of homogenizing plate in the utility model oil separating device；
Fig. 5 is the structural schematic diagram of another embodiment of homogenizing plate in the utility model oil separating device.
Each reference numeral respectively represents：
1, air inlet；2, sealing plate；3, upper mounted plate；4, oil shell；5, vapour-liquid filter screen；6, bottom plate；7, it flows
Plate；71, equal discharge orifice；8, oil baffle；9, oil outlet；10, oil-recovery tank.
Specific implementation mode
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Specific embodiment of the present utility model is asked for the ease of the design to the utility model, the technology that is solved
Topic, the technical characteristic for constituting technical solution and the technique effect brought have further description.It should be noted that for this
The explanation of a little embodiments does not constitute the restriction to the utility model.In addition, the embodiment party of the utility model described below
Technical characteristic involved in formula can be combined with each other as long as they do not conflict with each other.
In the utility model oil separating device one schematically or in specific embodiment, as shown in FIG. 1 to 3, oil
Include sealing plate 2 from device, upper mounted plate 3, oil shell 4, vapour-liquid filter screen 5, bottom plate 6, homogenizing plate 7, oil baffle 8, go out
Hydraulic fluid port 9 and oil-recovery tank 10, oil shell 4 sealing plate 2 on there is air inlet 1, homogenizing plate 7 to be arranged in oil shell 4, flow
Plate 7 is equipped with multiple equal discharge orifices 71, and air inlet 1 is arranged in the position of the centre position of 4 length direction of oil shell biasing, flows
It is respectively the first length that plate 7 biases the length of side and the total open area of equal discharge orifice 71 corresponding to air inlet 1 on oil shell 4
L1With the first perforated area S1, homogenizing plate 7 corresponds to air inlet 1 length of not offset side and equal discharge orifice 71 on oil shell 4
Total open area is respectively the second length L2With the second perforated area S2, the second perforated area S2With the first perforated area S1Ratio
Value is more than the second length L2With the first length L1Ratio：S2/S1>L2/L1。
In the schematical embodiment, the utility model oil separating device by equal discharge orifice 71 homogenizing plate 7 correspond into
The perforated area of biasing side and not offset side of the gas port 1 on oil shell 4 carries out preset ratio according to corresponding length ratio
Setting, it is contemplated that the flow resistance difference that refrigerant passes through oil eliminator both sides so that oil eliminator interior flow field is evenly distributed, and passes through
The gaseous coolant containing lubricating oil of vapour-liquid filter screen 5 uniform flow distribution on horizontal cross-section, vapour-liquid filter screen 5 obtain reasonably
It utilizes, oil effect is good.
It should be noted that it refers to interposition of the air inlet 1 in 4 length direction of oil shell to bias side in the utility model
The side of biased direction is set, not offset side refers to that air inlet 1 is opposite in the centre position biased direction of 4 length direction of oil shell
The other side.By taking embodiment shown in FIG. 1 as an example, air inlet 1 biases to the left in the centre position of 4 length direction of oil shell,
Then left side is biasing side, and right side is not offset side.
Specifically or preferably, the first perforated area S1With the second perforated area S2It can be obtained according to following formula：
S1=(1-K × e) r × S；
S2=K × e × r × S
Wherein, K is corrected parameter, K ＞ 1；E is biasing rate, e=L2/(L2+L1)；Speed ratio r be gaseous coolant enter into
Induction air flow ratio v at gas port 11The mean flow rate v for passing through homogenizing plate 7 with gaseous coolant2Ratio, r=v1/v2, induction air flow ratio v1
With mean flow rate v2It can be set by actual conditions, specifically, v2=1m/s~6m/s, r=3~20；S is air inlet 1
Opening area.
According to mass conservation law, the coolant quantity into air inlet is equal with the equal coolant quantity of discharge orifice is discharged, i.e.,：v1×S
=v2×(S1+S2), by r=v1/v2It can obtain：R × S=(S1+S2)；
By S2/S1>L2/L1It can obtain：S2/(S1+S2) ＞ e=L2/(L1+L2), corrected parameter K ＞ 1 are set at this time, to
It releases：S2=K × (S1+S2) × e=K × e × r × S；Then it obtains：S1=(1-K × e) r × S.
Preferably, corrected parameter K is ranging from：1.1≤K≤1.4.The ranging from 1/2 ＜ e ＜ 2/3 of biasing rate e, i.e., such as
Shown in Fig. 1, it is x that the amount of bias biased in the centre position of 4 length direction of oil shell, which is arranged, in air inlet 1, and x values are 0 ＜ x ＜
(L1+L2)/6, by it was verified that such offset or dish can reduce to a certain extent refrigerant both sides flow resistance
Difference, be the necessary condition that refrigerant is evenly distributed in oil eliminator interior flow field.
As the improvement to above-described embodiment, the aperture d of multiple equal discharge orifices 71 on the length direction far from air inlet 1 according to
It is secondary incremental.It is real by equal discharge orifice 71 incremented by successively setting aperture d on the length direction far from air inlet 1 on homogenizing plate 7
Verify it is bright can effectively ensure that oil eliminator interior flow field is evenly distributed, to improve oil effect.
As to the specific or preferred of above-described embodiment, as shown in figure 3, homogenizing plate 7 has multiple cloth porose area L1~L4, R1
~R8, aperture d of the equal discharge orifice 71 in same cloth porose area (such as R2) is equal, and the aperture d of equal discharge orifice 71 exists in multiple cloth porose areas
It is incremented by successively on length direction far from air inlet 1.Wherein it is preferred to each cloth porose area area equation, naturally it is also possible to not phase
Deng.Preferably, as shown in Figure 4 and Figure 5, adjacent equal discharge orifice 71 is equally arranged, adjacent equal discharge orifice 71 is in length direction
On length spacing be m=5~40mm, the width spacing of adjacent equal discharge orifice 71 in the direction of the width be n=5~40mm.
As to the specific or preferred of above-described embodiment, the aperture d of discharge orifice 71 is far from air inlet 1 in multiple cloth porose areas
Length direction in arithmetic progression it is incremented by successively.Specifically, the initial value of the aperture d of equal discharge orifice 71 is 3~10mm, and equal difference is
1~6mm.Certainly, equal difference and the equal difference of not offset side of the equal discharge orifice 71 in biasing side can be equal, can not also be equal.
Biasing side for homogenizing plate and not offset side, the hole number of rows of each cloth porose area in the longitudinal direction is 3~20
Between.
As an alternative preferred embodiment, as shown in figure 4, adjacent equal discharge orifice 71 is in be staggered in the direction of the width
Arrangement, the time-proven embodiment can also obtain preferable oil effect.
The utility model additionally provides a kind of condenser comprising above-mentioned oil separating device.Due to the utility model oil
Separator can improve oil effect, and correspondingly, the utility model condenser also has above-mentioned advantageous effects, herein
It repeats no more.
The utility model additionally provides a kind of refrigerating plant comprising above-mentioned condenser.Since the utility model condenses
Device can improve oil effect, and correspondingly, the utility model condenser also has above-mentioned advantageous effects, herein also no longer
It repeats.
Above in association with embodiment the embodiment of the utility model is described in detail, but the utility model not office
It is limited to described embodiment.For a person skilled in the art, the principles of the present invention and essence are not being departed from
A variety of variations, modification, equivalence replacement and modification are carried out in the case of spirit to these embodiments to still fall in the utility model
Protection domain within.
Claims (12)
1. a kind of oil separating device, which is characterized in that including oil shell (4) and homogenizing plate (7), oil shell (4) tool
There is air inlet (1), in the oil shell (4), the homogenizing plate (7) is flowed equipped with multiple for homogenizing plate (7) setting
Hole (71), the position that air inlet (1) setting biases in the centre position of oil shell (4) length direction are described equal
Flowing plate (7) correspond to the air inlet (1) biased on the oil shell (4) side length and the equal discharge orifice (71) it is total
Perforated area is respectively the first length L1With the first perforated area S1, the homogenizing plate (7) is corresponding to the air inlet (1) in institute
It is respectively the second length L to state the total open area of the length of not offset side and the equal discharge orifice (71) on oil shell (4)2With
Two perforated area S2, the second perforated area S2With the first perforated area S1Ratio be more than the second length L2With the first length L1Ratio
Value：S2/S1>L2/L1。
2. oil separating device according to claim 1, which is characterized in that the first perforated area S1=(1-K × e) r × S；The
Two perforated area S2=K × e × r × S, wherein K is corrected parameter, K ＞ 1；E is biasing rate, e=L2/(L2+L1)；Speed ratio r
Enter the induction air flow ratio v at the air inlet (1) for gaseous coolant1Pass through the mean flow of the homogenizing plate (7) with gaseous coolant
Fast v2Ratio, r=v1/v2；S is the opening area of the air inlet (1).
3. oil separating device according to claim 2, which is characterized in that the ranging from 1/2 ＜ e ＜ 2/3 of biasing rate e；It repaiies
Positive parameter K is ranging from：1.1≤K≤1.4.
4. oil separating device according to claim 1, which is characterized in that the aperture d of the multiple equal discharge orifice (71) is remote
It is incremented by successively on length direction from the air inlet (1).
5. oil separating device according to claim 1, which is characterized in that the homogenizing plate (7) has multiple cloth porose areas, institute
State that aperture d of the equal discharge orifice (71) in the same cloth porose area is equal, the aperture d of equal discharge orifice (71) exists in the multiple cloth porose area
It is incremented by successively on length direction far from the air inlet (1).
6. oil separating device according to claim 5, which is characterized in that each cloth porose area area equation.
7. oil separating device according to claim 5, which is characterized in that the adjacent equal discharge orifice (71) equally cloth
It sets, the length spacing of the adjacent equal discharge orifice (71) in the longitudinal direction is m=5~40mm, the adjacent equal discharge orifice
(71) width spacing in the direction of the width is n=5~40mm.
8. oil separating device according to claim 5, which is characterized in that the hole of equal discharge orifice (71) in the multiple cloth porose area
Diameter d is incremented by successively in arithmetic progression on the length direction far from the air inlet (1).
9. oil separating device according to claim 8, which is characterized in that the initial value of the aperture d of the equal discharge orifice (71)
For 3~10mm, equal difference is 1~6mm.
10. oil separating device according to claim 1, which is characterized in that the adjacent equal discharge orifice (71) is in width side
It is in be staggeredly arranged upwards.
11. a kind of condenser, which is characterized in that including claim 1~10 any one of them oil separating device.
12. a kind of refrigerating plant, which is characterized in that including the condenser described in claim 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721801156.5U CN207649174U (en) | 2017-12-21 | 2017-12-21 | Oil separator, condenser and refrigerating plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721801156.5U CN207649174U (en) | 2017-12-21 | 2017-12-21 | Oil separator, condenser and refrigerating plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207649174U true CN207649174U (en) | 2018-07-24 |
Family
ID=62878117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721801156.5U Active CN207649174U (en) | 2017-12-21 | 2017-12-21 | Oil separator, condenser and refrigerating plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207649174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940820A (en) * | 2017-12-21 | 2018-04-20 | 珠海格力电器股份有限公司 | Oil separator, condenser and refrigerating plant |
-
2017
- 2017-12-21 CN CN201721801156.5U patent/CN207649174U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940820A (en) * | 2017-12-21 | 2018-04-20 | 珠海格力电器股份有限公司 | Oil separator, condenser and refrigerating plant |
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