CN107940837A - Oil separator, condenser and refrigerating device - Google Patents

Oil separator, condenser and refrigerating device Download PDF

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Publication number
CN107940837A
CN107940837A CN201711391811.9A CN201711391811A CN107940837A CN 107940837 A CN107940837 A CN 107940837A CN 201711391811 A CN201711391811 A CN 201711391811A CN 107940837 A CN107940837 A CN 107940837A
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CN
China
Prior art keywords
oil
inlet chamber
oil eliminator
housing
gas
Prior art date
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.)
Pending
Application number
CN201711391811.9A
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Chinese (zh)
Inventor
杨旭峰
王春连
王丽
王宗信
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Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201711391811.9A priority Critical patent/CN107940837A/en
Publication of CN107940837A publication Critical patent/CN107940837A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B43/00Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F25B43/02Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00Evaporators; Condensers
    • F25B39/04Condensers

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Separating Particles In Gases By Inertia (AREA)

Abstract

The invention relates to the technical field of refrigeration, in particular to an oil separator, a condenser and a refrigerating device. The invention provides an oil separator which comprises a shell, an air inlet and a separating component, wherein the separating component is arranged in the shell and separates the interior of the shell to form an air inlet cavity, the air inlet is arranged on the shell and is in gas communication with the air inlet cavity, and at least the tail part of the air inlet cavity is gradually expanded along the air inlet direction. According to the invention, at least the tail part of the air inlet cavity along the air inlet direction is gradually expanded, so that the airflow can flow out of the air inlet cavity more stably and orderly, and the generation of vortex in the air inlet cavity can be reduced.

Description

Oil eliminator, condenser and refrigerating plant
Technical field
The present invention relates to refrigeration technology field, more particularly to a kind of oil eliminator, condenser and refrigerating plant.
Background technology
Oil eliminator plays the role of separating oil droplet in gaseous coolant in refrigeration unit, and principle includes hitting inertia point From, sieving actoion and suction-operated etc., it is intended to prevent the oil droplet in compressor air-discharging from entering condenser, subsequently into evaporator, The problem of influencing unit entirety efficiency.
Oil eliminator includes built-in and external two kinds of forms at present, wherein, relative to external oil eliminator, built-in oil From the enclosure that device is arranged at condenser, without independent occupied space, and connecting line is less, is advantageously implemented more preferable oil Gas separating effect.
However, finding in use, existing oil eliminator, its internal easily generation vortex, the pressure loss is larger, noise Intensity is higher, and influences oil-gas separation efficiency.
The content of the invention
A technical problem to be solved by this invention is:Reduce the vortex inside oil eliminator.
In order to solve the above technical problem, the present invention provides a kind of oil eliminator, it includes housing, air inlet and separation Component, partition member are arranged at the inside of housing and separate the inlet chamber that is internally formed of housing, and air inlet is arranged on housing simultaneously With inlet chamber gas connection, also, along airintake direction, at least afterbody of inlet chamber gradually expands.
Alternatively, partition member includes the Part I for being sequentially arranged and being connected to each other along airintake direction and second Point, Part II is tilted relative to Part I towards the outside of inlet chamber.
Alternatively, Part I extends along the direction parallel to airintake direction.
Alternatively, the gas for inlet chamber being entered by air inlet is flowed out to by the side of inlet chamber the outside of inlet chamber, is separated Component is configured according at least one in following three:
Part II meets relative to the tilt angle alpha of Part I:0 ° of < α≤40 °;
One end being connected with Part I of Part II between one end of the remote Part I of Part II away from The distance between one end being connected with Part II from one end of N and the remote Part II of Part I to Part I H Between meet:0.1H≤N≤0.5H;
One end of the remote Part II of Part I between one end being connected with Part II of Part I away from Meet between H and the length L of housing:0 < H≤0.5L.
Alternatively, partition member is configured according at least one in following three:
Part II meets relative to the tilt angle alpha of Part I:20°≤α≤40°;
One end being connected with Part I of Part II between one end of the remote Part I of Part II away from The distance between one end being connected with Part II from one end of N and the remote Part II of Part I to Part I H Between meet:0.1H≤N≤0.3H;
One end of the remote Part II of Part I between one end being connected with Part II of Part I away from Meet between H and the length L of housing:0.2L≤H≤0.4L.
Alternatively, the gas for inlet chamber being entered by air inlet is flowed out to by the opposite sides of inlet chamber the outside of inlet chamber, Partition member is configured according at least one in following three:
Part II meets relative to the tilt angle alpha of Part I:30°≤α≤80°;
One end being connected with Part I of Part II between one end of the remote Part I of Part II away from The distance between one end being connected with Part II from one end of N and the remote Part II of Part I to Part I H Between meet:0.1H1≤N≤0.4H;
One end of the remote Part II of Part I between one end being connected with Part II of Part I away from Meet between H and the length L of housing:0 < H≤0.4L.
Alternatively, partition plate is configured according at least one in following three:
Part II meets relative to the tilt angle alpha of Part I:40°≤α≤50°;
One end being connected with Part I of Part II between one end of the remote Part I of Part II away from The distance between one end being connected with Part II from one end of N and the remote Part II of Part I to Part I H Between meet:0.1H≤N≤0.2H;
One end of the remote Part II of Part I between one end being connected with Part II of Part I away from Meet between H and the length L of housing:0.1L≤H≤0.3L.
Alternatively, partition member is partition plate.
Alternatively, oil eliminator further includes the gas averaging board being arranged in inlet chamber, and gas averaging board is equipped with equal stomata, by air inlet The gas that pipe enters inlet chamber flows through gas averaging board during outlet chamber is flowed to.
Alternatively, the perforated area S of gas averaging board1With the surface area S of air inlet2Between meet:2S2≤S1≤8S2
Alternatively, the perforated area S of gas averaging board1With the surface area S of air inlet2Between meet:4S2≤S1≤6S2
Alternatively, housing includes bottom plate, and bottom plate has the convex portion protruded to the inside of housing.
Alternatively, the angle β between the surface of peak both sides of convex portion meets:90°≤β≤180°.
Alternatively, the angle β between the surface of peak both sides of convex portion meets:110°≤β≤130°.
Alternatively, bottom plate is folded plate or arc panel.
Alternatively, housing includes preceding sealing plate, rear sealing plate, left sealing plate and right sealing plate, and at least one in preceding sealing plate and rear sealing plate Oil return opening is equipped with least one in a upper and left sealing plate and right sealing plate.
Another aspect of the present invention provides a kind of condenser, it includes the oil eliminator of the present invention, and oil eliminator is arranged on The enclosure of condenser.
Another aspect of the invention additionally provides a kind of refrigerating plant, it includes the condenser of the present invention.
The present invention along at least afterbody of airintake direction by inlet chamber by being arranged to what is gradually expanded so that air-flow can be more Flow out to outside inlet chamber, so as to reduce the generation being vortexed in inlet chamber smooth sequential.
By referring to the drawings to the present invention exemplary embodiment be described in detail, further feature of the invention and Its advantage will be made apparent from.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also To obtain other attached drawings according to these attached drawings.
Fig. 1 shows the dimensional structure diagram of the oil eliminator of first embodiment of the invention.
Fig. 2 shows the front view of Fig. 1.
Fig. 3 shows the left view of Fig. 1.
Fig. 4 shows the structure diagram of partition plate in Fig. 1.
Fig. 5 shows the angle between the first plate portion of Fig. 1 bottom plates and the second plate portion.
Fig. 6 shows the dimensional structure diagram of the oil eliminator of second embodiment of the invention.
Fig. 7 shows the front view of Fig. 6.
Fig. 8 shows the left view of the oil eliminator of third embodiment of the invention.
In figure:
1st, housing;11st, preceding sealing plate;12nd, rear sealing plate;13rd, left sealing plate;14th, right sealing plate;15th, top plate;16th, bottom plate;161st, One plate portion;162nd, the second plate portion;
1a, oil return opening;1b, gas outlet;1c, inlet chamber;1d, outlet chamber;
2nd, air inlet pipe;
3rd, baffle;
41st, support plate;42nd, filter screen;
5th, partition plate;51st, Part I;52nd, Part II;
6th, gas averaging board.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Below Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are in no development creative work premise Lower all other embodiments obtained, belong to the scope of protection of the invention.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable In the case of, the technology, method and apparatus should be considered as authorizing part for specification.
In the description of the present invention, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " laterally, vertical, Vertically, orientation or position relationship indicated by level " and " top, bottom " etc. are normally based on orientation or position shown in the drawings and close System, is for only for ease of the description present invention and simplifies description, in the case where not making conversely explanation, these nouns of locality do not indicate that There must be specific orientation with the device or element for implying meaning or with specific azimuth configuration and operation, therefore cannot manage Solve as limiting the scope of the invention;The noun of locality " inside and outside " refers to relative to inside and outside each component profile in itself.
In the description of the present invention, it is to be understood that limit parts using the word such as " first ", " second ", only It is for only for ease of and corresponding parts is distinguished, does not such as have Stated otherwise, above-mentioned word does not have particular meaning, therefore not It is understood that as limiting the scope of the invention.
Fig. 1-8 shows three embodiments of oil eliminator of the present invention.Exhibition Fig. 1-8, oil separation provided by the present invention Device, including housing 1, air inlet and partition member, partition member are arranged at the inside of housing 1 and separate being internally formed for housing 1 Inlet chamber 1c, air inlet be arranged on housing 1 and with inlet chamber 1c gas connections, also, along airintake direction, the 1c of inlet chamber At least afterbody gradually expand.
In the present invention, the implication of " along airintake direction, at least afterbody of the 1c of inlet chamber is gradually expanded " is, along Airintake direction, inlet chamber 1c both can an afterbody be arranged to expansion, and head is arranged to what is do not expanded;Alternatively, inlet chamber 1c It can also integrally be disposed as what is gradually expanded, i.e. the afterbody of inlet chamber 1c and head are gradually expanded.Wherein, inlet chamber is worked as When 1c is integrally gradually expanded each along airintake direction, the cross section change rate of inlet chamber 1c heads and afterbody can be identical, also may be used With difference.
The present invention along the afterbody of airintake direction by inlet chamber 1c by being arranged to what is gradually expanded so that air-flow can be more flat Surely flow out in an orderly manner outside inlet chamber 1c, so as to reduce the generation being vortexed in inlet chamber 1c, advantageously reduce oil gas point From the pressure loss of device, the noise intensity of gs-oil separator is reduced, and improves the oil-gas separation efficiency of gs-oil separator.
In order to make the afterbody of inlet chamber 1c gradually be expanded along airintake direction, partition member can be arranged to by the present invention: Including the Part I 51 and Part II 52 for being sequentially arranged and being connected to each other along airintake direction, Part II 52 is relative to The outside of a part 51 towards inlet chamber 1c tilts.Based on this, the afterbody of inlet chamber 1c is gradually expanded along airintake direction, is separated Component flows in which can guide air-flow smooth sequential relative to Part I 51 to inclined Part II 52 on the outside of inlet chamber 1c Feed in outside air cavity 1c, reduce fluid pressure loss, reduce vortex and produce, reduce work noise.
When partition member is located at the Part II 52 in downstream relative to the Part I positioned at upstream along airintake direction 51 towards during inclination, Part I 51 can be also configured as gradually rolling to outside inlet chamber 1c along airintake direction on the outside of inlet chamber 1c Tiltedly, its angle of inclination is only needed to be less than Part II 52, in this case, the head of inlet chamber 1c and afterbody are each along air inlet Direction is gradually expanded, and the cross section change rate of the two is different;Alternatively, Part I 51 may be set to be along parallel into The direction extension in gas direction, in this case, 1c afterbody of inlet chamber is gradually expanded along airintake direction, and the head of inlet chamber 1c Portion is no longer along airintake direction and gradually expands, and the head of inlet chamber 1c has of substantially equal cross section, due to first at this time Points 51 extending direction is parallel with airintake direction, and therefore, Part I 51 can be guided preferably enters air inlet via air inlet The air-flow of chamber 1c continues to flow along inceptive direction, reduces energy loss.It should be noted that " parallel " herein, both included Absolute parallel situation, also includes and there is a situation where that certain error etc. is almost parallel.
Find that in the oil eliminator course of work, flow velocity is higher when air-flow enters inlet chamber 1c by air inlet by research, Easily volume inhales the oil droplet to be fallen by separation again, causes oil droplet reentrainment air-teturning mixed phenomenon, causes the strainer filtering of oil eliminator Power load distributing is uneven, influences oil-gas separation efficiency.Therefore, in order to further solve the technical problem, in the present invention, oil separation Device can further include the gas averaging board 6 being arranged in inlet chamber 1c, and gas averaging board 6 is equipped with equal stomata, enters inlet chamber by air inlet pipe 2 The gas of 1c flows through the gas averaging board 6 during inlet chamber 1c is flowed out.Since the gas averaging board 6 for being arranged on inlet chamber 1c can have Effect divides equally the gas in inlet chamber 1c, therefore, can optimize the flow field in inlet chamber 1c, make the Flow Field Distribution inside oil eliminator More uniformly, this possibility for advantageously reducing air-flow entrainment oil droplet, realizes more efficient Oil-gas Separation process.Also, add Gas averaging board 6, can also make air-flow also can be because occurring to hit with gas averaging board 6 and by Oil-gas Separation, enhancing oil in inlet chamber 1c The shock separating capacity of separator, this is also beneficial to further improve oil-gas separation efficiency.
In addition, the oil being separated usually some can remain in the bottom of gs-oil separator, form oil sump.It is existing In technology, the bottom of gs-oil separator is flat, and an only oil-recovery tank, oil level is relatively low, is easily destroyed by disorderly air-flow, production Raw fluctuation, influences oil return.For this technical problem, oil eliminator also further is arranged to have at least two times by the present invention Oil groove, to reduce oil return difficulty.
As a kind of embodiment for making oil eliminator that there are at least two oil-recovery tanks, in the present invention, oil eliminator The bottom plate 16 of housing 1 could be provided as with to the convex portion protruded inside housing 1.Bottom plate 16 towards the inside of housing 1 protrusion 1 bottom space of housing can be divided into at least two oil-recovery tanks by convex portion, wherein, when convex portion quantity is one, corresponding two A oil-recovery tank;When convex portion quantity is two, three oil-recovery tanks can be formed;..., and so on.
Since convex portion is towards the inside of housing 1 protrusion, on the one hand, convex portion can play convergence to isolated oil Effect, guides isolated oil is more smooth to flow sufficiently into oil-recovery tank;On the other hand, convex portion can also accelerate adherent oil droplet Flow down and not by air-flow roll up inhale entrainment, these are conducive to make the oil level in oil-recovery tank raise, reduction oil level because of flow perturbation and The risk fluctuated, so as to reduce oil return difficulty, realizes more stable oil return process.
Formed convex portion is swelled based on bottom plate 16 upwards, can be further by convex portion positioned at the surface of peak both sides Between angle β be arranged to:90°≤β≤180°.In this case, bottom plate 16 can be more to the convex portion protruded inside housing 1 Effectively converge oil droplet and reduce air-flow and entrainment is inhaled to the volume of oil droplet.
The present invention is described further with reference to three embodiments shown in Fig. 1-8.In these three embodiments Oil eliminator is built-in oil separator, i.e. oil eliminator is respectively provided with the enclosure of condenser.
Fig. 1-5 shows one embodiment of the present invention.
As shown in Figs. 1-5, in this first embodiment, oil eliminator includes housing 1 and is arranged on inside housing 1 Partition plate 5, baffle 3, filter assemblies and gas averaging board 6.
Wherein, housing 1 is used to provide installing matrix for the other structures component of oil eliminator, and to being arranged at its inside Structure member etc. plays certain protective effect.As shown in Figure 1, the housing of the embodiment includes top plate 15, bottom plate 16 and connection In the side plate of 16 surrounding of top plate 15 and bottom plate.Side plate includes preceding sealing plate 11, rear sealing plate 12, left sealing plate 13 and right sealing plate 14 again.Before Sealing plate 11, rear sealing plate 12, left sealing plate 13, right sealing plate 14, top plate 15 and bottom plate 16 link together, and are enclosed enclosure interior Space.Top plate 15 is arc panel.Bottom plate 16 and top plate 15 be oppositely disposed in the lower section of top plate 15 and with preceding sealing plate 11, rear sealing plate 12nd, left sealing plate 13 and right sealing plate 14 are all connected with.Left sealing plate 13 and right sealing plate 14 are oppositely arranged in left-right direction, the two passes through respectively The top margin of respective arc is connected with the left and right ends of top plate 15, meanwhile, the bottom of the two is connected with bottom plate 16.Preceding 11 He of sealing plate Sealing plate 12 is then oppositely arranged along the longitudinal direction afterwards, is connected between top plate 15, bottom plate 16, left sealing plate 13 and right sealing plate 14.
Partition plate 5 is used as partition member, for separating the inner space of housing 1 so that the inside of housing 1 have inlet chamber 1c and Outlet chamber 1d.Specifically, as shown in Figs. 1-3, in this embodiment, housing 1 is internally provided with two pieces of partition plates 5, two pieces of 5 edges of partition plate The length direction (left and right directions i.e. in figure) for housing 1 is oppositely arranged at each interval, by 1 inner space of housing along length side To an inlet chamber 1c being divided between two pieces of partition plates 5 and respectively positioned at two pieces of partition plates 5 and left sealing plate 13 and right envelope Two outlet chamber 1d between plate 14.The opposite sides that two outlet chamber 1d are located at inlet chamber 1c (is specially the phase in left direction To both sides).More specifically, the inner wall of the top of two pieces of partition plates 5, front-end and back-end respectively with housing 1 is connected, and two pieces of partition plates 5 Bottom be free end, higher than the bottom plate 16 of housing 1, do not contacted with bottom plate 16, in this way, inlet chamber 1c can be by positioned at partition plate 1 inner space of housing and two outlet chamber 1d gas connections below 5 bottoms, outlet is flowed out to easy to gas via inlet chamber 1c Chamber 1c.During the oil eliminator work of the embodiment, air-flow is introduced into inlet chamber 1c, then the outlet chamber of both sides is flowed to by inlet chamber 1c 1d, i.e. the gas into inlet chamber 1c is flowed out to by the opposite sides of inlet chamber 1c the outside of inlet chamber 1c.
Entered in order to facilitate gas by outside inside housing 1, housing 1 is equipped with air inlet.Air inlet is used to allow to carry The cold media gas of oil enters inside housing 1.Specifically, from Fig. 1 and Fig. 2, in this embodiment, air inlet is arranged at housing On 1 top plate 15, and between two pieces of partition plates 5, i.e. two pieces of partition plates 5 are located at the opposite sides at the center of air inlet respectively, this So that air inlet and inlet chamber 1c gas connections.Also, the embodiment is equipped with air inlet pipe 2 at air inlet, air inlet pipe 2 by into Gas port and inlet chamber 1c gas connections.During work, the gas mixture of compressor discharge successively via air inlet pipe 2 and air inlet into Enter in inlet chamber 1c, and then separated by gs-oil separator.
Baffle 3 is arranged inside housing 1, it is mainly used for carrying out shock separation to gas mixture.Such as Fig. 1 and Fig. 2 institutes Show, in this embodiment, baffle 3 is located at below the bottom of partition plate 5, and along left and right directions (i.e. the length direction of housing 1) water It is flat to set.Since the gas mixture entered by air inlet inside housing 1 vertically flows, horizontally disposed gear The plate face of plate 3 is substantially vertical with airintake direction.Based on this, air-flow from inlet chamber 1c flow out when can be with certain speed and baffle 3 Collide impact, by preliminary Oil-gas Separation.Also, baffle 3 can also change the flow direction of air-flow, make to enter inlet chamber by air inlet The air-flow of 1d is changed into when flowing out inlet chamber 1c towards the filter assemblies stream being located in outlet chamber 1d and above baffle 3 It is dynamic, filtered by filter assemblies to flowing into the gas mixture in outlet chamber 1d, further Oil-gas Separation.In addition, baffle 3 is also Can play the role of certain oil storage, the oil being separated can be temporarily stored on baffle 3, wait build up to it is a certain amount of after flow to baffle In 1 space of housing of 3 lower sections, the space that housing 1 is located at 3 lower part of baffle forms oil-recovery tank.
Filter assemblies are arranged in the outlet chamber 1d of enclosure interior and positioned at the top of baffle 117, it was mainly used for oil strain Oil in gas mixture, realizes the further Oil-gas Separation to gas mixture.As shown in figure 5, in this embodiment, two go out A filter assemblies are respectively equipped with air cavity 1d.The structure of each filter assemblies is identical, so that structure is simpler.Each filtering Component includes two pieces of support plates 41 positioned opposite up and down and the filter screen 42 between two pieces of support plates 41.Two pieces of supports Plate 41 plays support fixation to filter screen 42.Venthole is equipped with two pieces of support plates 41, in order to which cold media gas flows through.
Isolated oil and gas flow out for convenience, and oil return opening 1a and gas outlet 1b are additionally provided with housing 1.Oil return opening 1a is used to allow to be flowed out to outside housing 1 by isolated oil, and then is back to compressor.Gas outlet 1b then allows by oil The separated cold media gas of gas is flowed out to outside housing 1, and then is exchanged heat at the heat exchanger tube of condenser.In this embodiment, Oil return opening 1a and gas outlet 1b may be contained within the side plate of housing.Specifically, from Fig. 4 and Fig. 5, preceding sealing plate 11 and rear sealing plate Gas outlet 1b is equipped with 12;And then it is respectively equipped with oil return opening 1a on left sealing plate 113 and preceding sealing plate 11.Wherein, along short transverse, Oil return opening 1a is set close to the bottom of left and right sealing plate, i.e. is set close to bottom plate 16, is so easy to drop down onto at bottom plate 16 in oil-recovery tank Oil via oil return opening 1a flow out;And gas outlet 1b is then set close to the top of front and rear sealing plate, above filter assemblies, so Easy to make air-flow be flowed out to again outside housing 1 after being filtered by filter assemblies.
Arrow in Fig. 2 and Fig. 3 represents approximate flow directions of the air-flow inside housing 1.According to Fig. 2 and Fig. 3, oil The course of work of gas separating device is substantially:Gs-oil separator is first entered via air inlet pipe 2 by the gas mixture of compressor discharge Inlet chamber 1c, impact on baffle 3, turn to afterwards, flow into outlet chamber 1d, and filtering group is flowed through in outlet chamber 1d Part, then flows out from gas outlet 1d.The oil separated can be flow in the oil-recovery tank of the lower section of baffle 3, and is flowed via oil return opening 1a Go out to the outside of oil eliminator housing 1, be finally back to compressor, make in compressor that oil mass is more permanent must to keep abundant, prevent Compressor such as seizes or even burns because of oil starvation at the degradation failure.And pass through separated cold media gas then before and after housing 1 The outside of oil eliminator is flowed out at the gas outlet 1d of sealing plate, and the heat exchanger tube for flowing to condenser exchanges heat.
In order to lift the working performance of oil eliminator, which is optimized partition plate 5 and bottom plate 16 design, and Gas averaging board 6 is additionally arranged in inlet chamber 1c.Following emphasis describes related content.
Illustrated first with reference to the optimization structure of Fig. 1, Fig. 2 and Fig. 4 to partition plate 5.
As shown in Fig. 1-2 and Fig. 4, in this embodiment, the structure of two pieces of partition plates 5 is identical, and every piece of partition plate 5 includes edge Part I 51 and Part II that airintake direction (direction in figure as from top to bottom) is sequentially arranged and is connected to each other 52, wherein, Part I 51 extends along the direction for being roughly parallel to airintake direction, is 51 general vertical of Part I in figure Ground is set;Part II 52 is then tilted relative to Part I 51 towards the outside of inlet chamber 1c, is left side partition plate 5 in figure Part II 52 relative to corresponding Part I 51 is towards left side and the Part II 52 of right side partition 5 is relative to correspondence Part I 51 towards right side tilt.
Since the Part I 51 of partition plate 5 is set substantially in the vertical direction, inlet chamber 1c along airintake direction position Cross-sectional area in the head of upstream is held essentially constant, and forms the structure of substantially iso-cross-section.The advantages of this arrangement are as follows Partition plate 5 can comply with airintake direction, guide and vertically continue on vertical side into the gas of inlet chamber 1c by air inlet To flowing downward, the gas that not only contributes to make to enter in inlet chamber 1c more efficiently flows through inlet chamber 1c, also, also so that into Gas in air cavity 1c can with below inlet chamber 1c and horizontally disposed baffle 3 is more fully impacted and collided, Realize that baffle 3 more fully hits gas mixture separation, improve oil-gas separation efficiency.
And the Part II 52 of two partition plates 5 is respectively relative to outer inclination of the respective Part I 51 towards inlet chamber 1c Tiltedly so that the rank street area of the afterbody for being located at downstream along airintake direction of inlet chamber 1c becomes larger, and forms what is gradually expanded Flaring structure.Based on this, as shown in Fig. 2, when air-flow flows out inlet chamber 1c, partition plate 5 can play guide functions to air-flow, draw Flow guide is flowed towards the outside of inlet chamber 1c, flows to outlet chamber 1d by inlet chamber 1c more smooth sequential, so that vortex is reduced, Reduce the pressure loss and noise intensity.Also, since the oil filtered down through strainer 42 would generally be preferentially attached under suction-operated Wall to flow downward, therefore, which is arranged with respect to Part I 51 towards air inlet by the Part II 52 of partition plate 5 The outside of chamber 1c tilts, and Part II 52 can also be made to play the role of certain convergence to isolated oil droplet, reduces oil droplet By the possibility of air-flow reentrainment back-mixing, oil efficiency is improved.
As it can be seen that the set-up mode of the embodiment partition plate 5 so that along airintake direction, the cross section of the afterbody of inlet chamber 1c Product becomes larger, and forms the flaring structure gradually expanded, and the cross section on the head of inlet chamber 1c is then held essentially constant, can be with Improve oil-gas separation efficiency.
In order to more fully play the effect of partition plate 5, which is also optimized the structure size of partition plate 5.
Wherein, Part II 52 could be provided as meeting relative to the tilt angle alpha of Part I 51:30°≤α≤80°. Preferably, 40 °≤α≤50 °.It is highly preferred that α=45 °.
One end with the remote Part I 51 of one end that Part I 51 is connected to Part II 52 of Part II 52 The distance between the remote Part II 52 of N (the hereinafter referred to as length N of Part II 52) and Part I 51 one end extremely The distance between one end being connected with Part II 52 of Part I 51 H (the hereinafter referred to as height H of Part I 51) it Between could be provided as meeting:0.1H1≤N≤0.4H.Preferably, 0.1H≤N≤0.2H.It is highly preferred that N=0.15H.
It could be provided as meeting between the height H of Part I 51 and the length L of housing 1:0 < H≤0.4L.Preferably, 0.1L≤H≤0.3L.It is highly preferred that H=0.2L.
For the gs-oil separator with double outlet chamber 1d shown in the embodiment, when the size of partition plate 5 is according in above-mentioned It is at least one when being designed, partition plate 5 can more effectively reduce vortex, more effectively converge oil droplet, be more advantageous to improving Oil-gas separation efficiency.
In addition, as shown in figure 4, in order to improve the stress of partition plate 5, in the connection of Part I 51 and Part II 52 Position is equipped with the fillet that radius is r, i.e. rounded corner operation is carried out in the connecting portion of Part I 51 and Part II 52, this Sample can mitigate the stress concentration of Part I 51 and 52 connecting portion of Part II, improve the intensity of partition plate 5, strengthen its use Reliability.
Next gas averaging board 6 is illustrated with reference to Fig. 1 and Fig. 2.
Gas averaging board 6 is arranged in inlet chamber 1c, for flowing into the gas in air cavity 1c.Gas averaging board 6 is equipped with equal stomata, Air-flow can be made to be distributed more uniform after flowing through it, this can optimize the flow field in inlet chamber 1c, make inside oil eliminator Flow Field Distribution it is more uniform so that reduce air-flow entrainment oil droplet possibility, make strainer 42 filter load become more uniformly, Improve oil-gas separation efficiency.This point is even more important for built-in oil separator.Because different from external oil eliminator, Built-in oil separator is limited by space, and the air-flow velocity of its air inlet is higher, and air-flow entrainment is too strong, this is easier to cause Strainer filtering power load distributing is uneven, influences oil-gas separation efficiency.And the embodiment is by setting gas averaging board 6, to charge air flow into Row is uniformly distributed, can more efficiently solve the problems, such as relevant art.Also, during air-flow flows through inlet chamber 1c, air-flow is also Can be collided impact with the gas averaging board 6 added, and therefore, gas mixture can be knocked separation at gas averaging board 6, make oil Gas mixture can hit separation by gas averaging board 6 in advance before separation is hit by baffle 3, and increase is hit separation number, improved Separating capacity is hit, so as to fulfill more efficient Oil-gas Separation process.
In this embodiment, the perforated area S of gas averaging board 61With the surface area S of air inlet2Between could be provided as meeting: 2S2≤S1≤8S2.Preferably, 4S2≤S1≤6S2.It is highly preferred that S1=5S2.Based on this, the stream effect of gas averaging board 6 is preferable, And it can make air-flow that there is the less pressure loss.
In addition, from Fig. 1 and Fig. 2, which sets two pieces of gas averaging boards 6 in inlet chamber 1c, so can compared with Fully on the premise of gas body, reduce gas-flow resistance, reduce the pressure loss in inlet chamber 1c so that air-flow can be more suitable Freely flow.It is to be understood that the quantity of gas averaging board 6 is not limited to two pieces, but can also be one piece, three pieces or more blocks.
Finally illustrated with reference to the optimization structure of Fig. 1, Fig. 3 and Fig. 5 to bottom plate 16.
As shown in Fig. 1, Fig. 3 and Fig. 5, in this embodiment, bottom plate 16 is folded plate, the left and right ends of the folded plate respectively with it is preceding Sealing plate 11 and rear sealing plate 12 connect, and the middle part of the folded plate forms bending part and is protruded towards the inside of housing 1, are in figure It is protruding upward.Specifically, as shown in figure 5, the bottom plate 16 includes the first plate portion 161 and the second plate portion 162, in the direction of the width, The first end of the first end of first plate portion 161 and the second plate portion 162 respectively with the side plate of housing 1 (after being specially sealing plate 12 and before Sealing plate 11) connection, the second end of the first plate portion 161 is connected with the second end of the second plate portion 162, and the second of the first plate portion 161 The second end of end and the second plate portion 162 is respectively relative to respective first end and is inclined upwardly.The bottom plate 16 of the embodiment is so that shell 1 bottom of body with an oil-recovery tank from being only changed into two oil-recovery tanks, and from top to bottom cross-sectional area is gradual for two oil-recovery tanks Reduce.It can be appreciated that in this embodiment, the bending part of bottom plate 16 is used as the convex portion of bottom plate 16, the plate face of its first plate portion 161 With the plate face of the second plate portion 162 equivalent to convex portion positioned at the surface of peak both sides.
Based on above-mentioned setting, since the fluid being laid in originally in a whole oil-recovery tank can be allocated to two smaller body In long-pending oil-recovery tank, therefore, be conducive to make the oil level in oil-recovery tank to raise, reduce the wind that oil level is fluctuated by flow perturbation Danger.Moreover, the plate face of the plate face of the first plate portion 161 and the second plate portion 162, can play certain guide functions to oil so that Isolated oil can be more smooth and be flowed sufficiently into corresponding oil-recovery tank, at the same time it can also accelerate adherent oil droplet to flow down, And reduce oil droplet and rolled up by air-flow and inhale entrainment, this is also beneficial to the oil level in further rise oil-recovery tank, reduces oil level because air-flow is disturbed The risk moved and fluctuated.And the oil level rise in oil-recovery tank, oil level are not susceptible to fluctuate, can reduce oil return difficulty, make Fluid more stably flows out to the outside of housing 1 via oil return opening 1a.
As it can be seen that the embodiment causes gs-oil separator to have double oil grooves using bottom plate 16, oil return difficulty can be reduced, is realized More stable oil return process, more efficiently prevents from compressor and the degradation failure such as seizes or even burn because of oil starvation.
In order to realize more preferable oil return effect using bottom plate 16, in this embodiment, as shown in figure 5,161 He of the first plate portion Angle β between second plate portion 162 could be provided as 90 °≤β≤180 °.Preferably, 110 °≤β≤130 °.It is highly preferred that β =120 °.In this way, it can more fully collect fluid based on two oil-recovery tanks that bottom plate 16 is formed so that fluid can be more steady Surely outside is flowed out to by oil return opening 1a.
As it was previously stated, in this embodiment, oil return opening 1a is respectively equipped with preceding sealing plate 11 and left sealing plate 13, is so set Oil return opening 1a can preferably coordinate with the double back tank structure of the embodiment, make to be stored in the oily more efficient stabilization in oil-recovery tank Ground is flowed out to outside housing 1.Certainly, except setting oil return opening 1a on preceding sealing plate 11 and left sealing plate 13, on preceding sealing plate 11 and the right side Oil return opening 1a is set respectively on sealing plate 14, alternatively, oil return opening 1a is set respectively on rear sealing plate 12 and left sealing plate 13, then alternatively, Oil return opening 1a is set respectively on rear sealing plate 12 and right sealing plate 14, roughly the same effect can also be played.That is, in order to improve Oil return effect, can be at least one in preceding sealing plate 11 and rear sealing plate 12 and in left sealing plate 13 and right sealing plate 14 at least Oil return opening 1a is equipped with one.
Fig. 6-7 shows second embodiment of the present invention.In order to simplify description, only emphasis describes second implementation below Example and the difference of aforementioned first embodiment, non-description section are referred to first embodiment and are understood.
As shown in Figure 6 and Figure 7, the main difference of the second embodiment and first embodiment is, the second embodiment Oil eliminator no longer has double outlet chamber 1d, but only has an outlet chamber 1d, i.e. enters the gas of inlet chamber 1c by air inlet Body is no longer flowed out to the outside of inlet chamber 1c by the opposite sides of inlet chamber 1c, but only by the side of inlet chamber 1c flow out into The outside of air cavity 1c.Specifically, from Fig. 6 and Fig. 7, in this embodiment, one piece of partition plate 5 is provided only with inside housing 1, should be every Plate 5 will be divided into an inlet chamber 1c and an outlet chamber 1d along its length inside housing 1.More specifically, partition plate 5 and left envelope Inlet chamber 1c is formed between plate 13, and outlet chamber 1d is then formed between partition plate 5 and right sealing plate 14.
For the oil eliminator of this single outlet chamber 1d, in order to more fully play the guide functions of partition plate 5, can to every The structure size of plate 5 is designed as follows:
Wherein, Part II 52 could be provided as meeting relative to the tilt angle alpha of Part I 51:0 ° of < α≤40 °. Preferably, 20 °≤α≤40 °.It is highly preferred that α=30 °.
It could be provided as meeting between the length N of Part II 52 and the height H of Part I 51:0.1H≤N≤0.5H. Preferably, 0.1H≤N≤0.3H.It is highly preferred that N=0.2H.
It could be provided as meeting between the height H of Part I 51 and the length L of housing 1:0 < H≤0.5L.Preferably, 0.2L≤H≤0.4L.It is highly preferred that H=0.3L.
For the gs-oil separator with single outlet chamber 1d shown in the embodiment, when the size of partition plate 5 is according in above-mentioned It is at least one when being designed, partition plate 5 can more effectively reduce vortex, more effectively converge oil droplet, be more advantageous to improving Oil-gas separation efficiency.
Next 3rd embodiment is illustrated with reference to Fig. 8.In order to simplify description, only emphasis describes the 3rd in fact below Example and aforementioned first embodiment and the difference of second embodiment are applied, non-description section is referred to first embodiment and second Embodiment is understood.
As shown in figure 8, the main difference of the 3rd embodiment and first embodiment and second embodiment is, bottom plate 16 is not Folded structure is used again, but uses arc plate structure.As shown in Figure 8, the inside of the arc of the bottom plate 16 towards housing 1 is convex Go out, it is also possible that the inside of housing 1 has two oil-recovery tanks, formation double back tank structure, improves oil return effect for this.
In three embodiments shown in 1-8, the Part I 51 of partition plate 5 is arranged to almost parallel with airintake direction , and the Part II 52 of partition plate 5 is arranged with respect to Part I 51 to inclined on the outside of inlet chamber 1c.But do not scheming In the embodiment shown, Part I 51 can also be also configured as along airintake direction with less than 51 angle of inclination of Part II For mode gradually to inclination on the outside of inlet chamber 1c, this can cause inlet chamber 1c no longer to only have afterbody gradually to expand along airintake direction , its head is also gradually expanded along airintake direction at the same time, and simply the cross section change rate of the two is different.Alternatively, as another Kind of alternative, can also no longer by make Part II 52 relative to Part I 51 to tilt on the outside of inlet chamber 1c make into Air cavity 1c has flaring structure in outlet side, and is changed to by the way that the integral inclined setting of partition plate 5 is made inlet chamber 1c in outlet side With flaring structure, specifically, partition plate 5 can be made to be tilted along airintake direction towards the direction away from 2 central axis of air inlet pipe, this Sample, the head of inlet chamber 1c and afterbody are gradually expanded, and head is identical with the change rate of afterbody cross section.
In addition, in each embodiment shown in Fig. 1-8, the Part I 51 and Part II 52 of partition plate 5 are straight panel, but real On border, Part I 51 or Part II 52 can also use the other structures forms such as arc panel.
In addition, in other embodiments of the invention, partition plate 5 can not also be used to be used as partition member, for example, will separate Component is arranged to hollow and both ends open cylinder, will can also be divided into inside housing 1 with inlet chamber 1c, and further right The Part I 51 and Part II 52 of cylinder carry out previous designs, can also reduce vortex, improve oil-gas separation efficiency.
Based on the oil eliminator of the present invention, the heat exchange efficiency of condenser and the workability of refrigerating plant can be effectively improved Energy.Therefore, present invention also offers a kind of condenser and a kind of refrigerating plant.Wherein, condenser includes the oil separation of the present invention Device, oil eliminator are arranged at the enclosure interior of condenser.And refrigerating plant then includes the condenser of the present invention.
The foregoing is merely the exemplary embodiment of the present invention, it is not intended to limit the invention, all spirit in the present invention Within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention.

Claims (18)

1. a kind of oil eliminator, it is characterised in that including housing (1), air inlet and partition member, the partition member is arranged at The inside of the housing (1) and separate the housing (1) be internally formed inlet chamber (1c), the air inlet is arranged at the shell On body (1) and with the inlet chamber (1c) gas connection, also, along airintake direction, (1c) of the inlet chamber is at least Afterbody is gradually expanded.
2. oil eliminator according to claim 1, it is characterised in that the partition member is included along airintake direction successively The Part I (51) and Part II (52) arranged and be connected to each other, the Part II (52) is relative to the Part I (51) tilted towards the outside of the inlet chamber (1c).
3. oil eliminator according to claim 2, it is characterised in that the Part I (51) along parallel to it is described into The direction extension in gas direction.
4. oil eliminator according to claim 2, it is characterised in that the inlet chamber (1c) is entered by the air inlet Gas is flowed out to the outside of the inlet chamber (1c) by the side of the inlet chamber (1c), and the partition member is according to following three In at least one be configured:
The Part II (52) meets relative to the tilt angle alpha of the Part I (51):0 ° of < α≤40 °;
The remote institute with one end that the Part I (51) is connected to the Part II (52) of the Part II (52) State one end of the remote Part II (52) of the distance between one end of Part I (51) N and the Part I (51) Meet between the distance between one end being connected with the Part II (52) to the Part I (51) H:0.1H≤N≤ 0.5H;
One end of the remote Part II (52) of the Part I (51) is to the Part I (51) and described The distance between one end of two parts (52) connection meets between H and the length L of the housing (1):0 < H≤0.5L.
5. oil eliminator according to claim 4, it is characterised in that the partition member according in following three at least One is configured:
The Part II (52) meets relative to the tilt angle alpha of the Part I (51):20°≤α≤40°;
The remote institute with one end that the Part I (51) is connected to the Part II (52) of the Part II (52) State the distance between one end of Part I (51) N and one end of the remote Part II (52) of the Part I (51) Meet between the distance between one end being connected with the Part II (52) to the Part I (51) H:0.1H≤N≤ 0.3H;
One end of the remote Part II (52) of the Part I (51) is to the Part I (51) and described The distance between one end of two parts (52) connection meets between H and the length L of the housing (1):0.2L≤H≤0.4L.
6. oil eliminator according to claim 2, it is characterised in that the inlet chamber (1c) is entered by the air inlet Gas is flowed out to the outside of the inlet chamber (1c) by the opposite sides of the inlet chamber (1c), and the partition member is according to following At least one in three is configured:
The Part II (52) meets relative to the tilt angle alpha of the Part I (51):30°≤α≤80°;
The remote institute with one end that the Part I (51) is connected to the Part II (52) of the Part II (52) State the distance between one end of Part I (51) N and one end of the remote Part II (52) of the Part I (51) Meet between the distance between one end being connected with the Part II (52) to the Part I (51) H:0.1H1≤N ≤0.4H;
One end of the remote Part II (52) of the Part I (51) is to the Part I (51) and described The distance between one end of two parts (52) connection meets between H and the length L of the housing (1):0 < H≤0.4L.
7. oil eliminator according to claim 6, it is characterised in that the partition plate (5) according in following three at least One is configured:
The Part II (52) meets relative to the tilt angle alpha of the Part I (51):40°≤α≤50°;
The remote institute with one end that the Part I (51) is connected to the Part II (52) of the Part II (52) State the distance between one end of Part I (51) N and one end of the remote Part II (52) of the Part I (51) Meet between the distance between one end being connected with the Part II (52) to the Part I (51) H:0.1H≤N≤ 0.2H;
One end of the remote Part II (52) of the Part I (51) is to the Part I (51) and described The distance between one end of two parts (52) connection meets between H and the length L of the housing (1):0.1L≤H≤0.3L.
8. oil eliminator according to claim 1, it is characterised in that the partition member is partition plate (5).
9. oil eliminator according to claim 1, it is characterised in that the oil eliminator, which further includes, is arranged at the air inlet Gas averaging board (6) in chamber (1c), the gas averaging board (6) are equipped with equal stomata, enter the inlet chamber by the air inlet pipe (2) The gas of (1c) flows through the gas averaging board (6) during the outlet chamber (1d) is flowed to.
10. oil eliminator according to claim 9, it is characterised in that the perforated area S of the gas averaging board (6)1With it is described The surface area S of air inlet2Between meet:2S2≤S1≤8S2
11. oil eliminator according to claim 10, it is characterised in that the perforated area S of the gas averaging board (6)1With it is described The surface area S of air inlet2Between meet:4S2≤S1≤6S2
12. oil eliminator according to claim 1, it is characterised in that the housing (1) includes bottom plate (16), the bottom Plate (16) has the convex portion protruded to the inside of the housing.
13. oil eliminator according to claim 12, it is characterised in that the convex portion positioned at the surface of peak both sides Between angle β meet:90°≤β≤180°.
14. oil eliminator according to claim 13, it is characterised in that the convex portion positioned at the surface of peak both sides Between angle β meet:110°≤β≤130°.
15. oil eliminator according to claim 12, it is characterised in that the bottom plate (16) is folded plate or arc panel.
16. oil eliminator according to claim 1, it is characterised in that the housing (1) includes preceding sealing plate (11), rear envelope Plate (12), left sealing plate (13) and right sealing plate (14), the preceding sealing plate (11) and it is described after at least one in sealing plate (12) with And it is equipped with oil return opening (1a) at least one in the left sealing plate (13) and the right sealing plate (14).
17. a kind of condenser, it is characterised in that including any oil eliminators of claim 1-16, the oil eliminator It is arranged on the enclosure of the condenser.
18. a kind of refrigerating plant, it is characterised in that including condenser as claimed in claim 17.
CN201711391811.9A 2017-12-21 2017-12-21 Oil separator, condenser and refrigerating device Pending CN107940837A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711391811.9A CN107940837A (en) 2017-12-21 2017-12-21 Oil separator, condenser and refrigerating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711391811.9A CN107940837A (en) 2017-12-21 2017-12-21 Oil separator, condenser and refrigerating device

Publications (1)

Publication Number Publication Date
CN107940837A true CN107940837A (en) 2018-04-20

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CN (1) CN107940837A (en)

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CN107062709A (en) * 2017-05-22 2017-08-18 珠海格力电器股份有限公司 Condenser and refrigerating system
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CN105090041A (en) * 2014-04-29 2015-11-25 开利公司 Screw compressor possessing oil separator and water chilling unit
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CN115479418B (en) * 2022-08-04 2024-05-10 宁波拓普集团股份有限公司 Gas-liquid separator for automobile air conditioner thermal management system

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Application publication date: 20180420