CN108679889A - Refrigeration system and oil eliminator - Google Patents
Refrigeration system and oil eliminator Download PDFInfo
- Publication number
- CN108679889A CN108679889A CN201810942529.3A CN201810942529A CN108679889A CN 108679889 A CN108679889 A CN 108679889A CN 201810942529 A CN201810942529 A CN 201810942529A CN 108679889 A CN108679889 A CN 108679889A
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- Prior art keywords
- oil
- disengagement chamber
- volume
- collecting cavity
- cavity
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000005119 centrifugation Methods 0.000 claims abstract description 36
- 230000001105 regulatory effect Effects 0.000 claims abstract description 33
- 230000005484 gravity Effects 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 6
- 230000006837 decompression Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 3
- 230000037361 pathway Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 26
- 239000000203 mixture Substances 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 13
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 description 12
- 239000012530 fluid Substances 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/02—Arrangements 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
Abstract
The present invention relates to a kind of oil eliminator and refrigeration system, oil eliminator includes：Shell with inner cavity；Inner cavity, in shell and is separated to form the disengagement chamber of variable volume and the oil-collecting cavity of variable volume by volume adjustment mechanism, and oil-collecting cavity is located on the gravity direction of disengagement chamber；And the oily part of centrifugation point, it is rotationally arranged in disengagement chamber, oil droplet is deposited under the effect of gravity in the oil-collecting cavity on disengagement chamber gravity direction, completes point oil work to gas-liquid mixture.Also, by the oil-collecting cavity of the formation adjustable volume of volume adjustment mechanism inside the shell, oil-collecting cavity can be adjusted to different volumes according to actual demand.For the different operating modes of same refrigeration system, multiple oil eliminators need not be equipped with to the various working in refrigeration system, only need volume adjusted regulating mechanism that can adapt to the different demands of oil-collecting cavity volume under different operating modes, the versatility of oil eliminator is preferable.
Description
Technical field
The present invention relates to refrigeration technology fields, more particularly to refrigeration system and oil eliminator.
Background technology
Oil eliminator is the main components in refrigeration system, the mixture for detaching gas-liquid two-phase, while also being carried
The effect of oil storage function stores the oil of a constant volume, in case in refrigeration system needed for the operation of compressor in oil eliminator bottom.
Usually, refrigeration system is of all kinds, each refrigeration system has different working condition requirements, not according to operating mode
Together, need to select the oil eliminator of different trapped fuel volumes, so need to be equipped with corresponding oil eliminator under each operating mode, such one
Kind refrigeration system needs to be equipped with the different multiple oil eliminators of trapped fuel volume, and an oil eliminator can not make under multiple operating modes
With the versatility of oil eliminator is poor.
Invention content
Based on this, it is necessary to for the problem that general oil eliminator versatility is poor, it is preferable to provide a kind of versatility
Oil eliminator.
A kind of oil eliminator, including：
Shell with inner cavity；
Volume adjustment mechanism is separated to form the disengagement chamber and volume of variable volume in the shell and by the inner cavity
Variable oil-collecting cavity, the oil-collecting cavity are located on the gravity direction of the disengagement chamber；And
The oily part of centrifugation point, is rotationally arranged in the disengagement chamber.
In above-mentioned oil eliminator, volume adjustment mechanism is set in shell, and the inner cavity of shell is divided into point of adjustable volume
Oil-collecting cavity from chamber and adjustable volume is provided with the oily part of centrifugation point in disengagement chamber, after being passed through gas-liquid mixture in disengagement chamber,
Oil droplet is isolated under the action of centrifugation point oily part, oil droplet is deposited to the oil-collecting cavity on disengagement chamber gravity direction under the effect of gravity
It is interior, complete point oil work to gas-liquid mixture.Also, pass through the receipts of the formation adjustable volume of volume adjustment mechanism inside the shell
Oil pocket, oil-collecting cavity can be adjusted to different volumes according to actual demand.In this way, for the different works of same refrigeration system
Condition need not be equipped with multiple oil eliminators to the various working in refrigeration system, only need volume adjusted regulating mechanism that can adapt to
To the different demands of oil-collecting cavity volume under different operating modes, the versatility of oil eliminator is preferable, can save the exploitation of refrigeration product
Cost shortens exploitation and procurement cycle, improves the speed that refrigeration product is launched.The appearance in one of the embodiments,
Product regulating mechanism includes separator and transmission parts, and the inner cavity is divided into positioned at the separator both sides by the separator
The disengagement chamber and the oil-collecting cavity, the transmission parts provide for the separator changes the disengagement chamber and the oil-collecting cavity
The driving force of volume.
The transmission parts include being located in the oil-collecting cavity and being connect with the separator in one of the embodiments,
Plus-minus carry storehouse, form pressure regulating cavity between plus-minus load storehouse and the separator, the separator is according to the pressure
Adjust the volume that cavity pressure size changes the disengagement chamber and the oil-collecting cavity.
The transmission parts further include the equal medium injection being connected to the pressure regulating cavity in one of the embodiments,
Pipe and medium flow field medium effuser, and the medium injection pipe and the medium effuser are telescopically arranged in the plus-minus
It carries on storehouse.
Further include the first controller and volume sensor in one of the embodiments, the volume sensor is set to institute
It states in oil-collecting cavity, the actual volume for detecting the oil-collecting cavity, first controller is more than target in the actual volume
Decompression in the pressure regulating cavity is controlled when volume, first controller is when the actual volume is less than the target volume
Control boosting in the pressure regulating cavity.
The air inlet being connected to the disengagement chamber, the oil are offered on the separator in one of the embodiments,
Separator further includes flexible air inlet pipe, one end of the flexible air inlet pipe be located at the oil-collecting cavity it is interior and with the institute of the separator
It states and is connected at air inlet, the other end of the flexible air inlet pipe is located at outside the shell.
Further include the fixed link for being axially fixed at the interior intracavitary along the shell, institute in one of the embodiments,
It states volume adjustment mechanism to be slideably sheathed on outside the fixed link, and is moved along the fixed link.
The volume adjustment mechanism further includes elastic component in one of the embodiments, and the elastic component is sheathed on described
Outside fixed link, and the relatively described fixed link in one end of the elastic component is fixed, the other end of the elastic component and the adjustment with volume
It saves mechanism to abut, and flexible along the fixed link under the action of volume adjustment mechanism.
Further include cooling point of oily part in one of the embodiments, the oily part of the cooling point is set in the disengagement chamber, and
It is discharged on the outlet gas flow path of gas positioned at the oily part of the centrifugation point.
Further include outlet plate in one of the embodiments, the outlet plate is set in the disengagement chamber and will be described point
It is main disengagement chamber and spare disengagement chamber to separate from chamber, and the oily part of centrifugation point is set in the main disengagement chamber, the cooling point oil
Part is set in the spare disengagement chamber, and the connection main disengagement chamber and the spare disengagement chamber are offered on the outlet plate
Cross gas port.
Further include second controller and oil content sensor in one of the embodiments, offered on the shell with
The spare disengagement chamber is connected to gas outlet, and the oil content sensor is set at the gas outlet, and for detecting the outlet
The practical oil content of gas at mouthful, the second controller controls described cold when the practical oil content is above standard oil content
But oily part is divided to start to work.
The oily part of the centrifugation point is connect with the volume adjustment mechanism in one of the embodiments, and the centrifugation point
Oily part is with the volume adjustment mechanism in the interior intracavitary synchronizing moving.
Further include the oil absorption plate in the cavity wall of the inner cavity in one of the embodiments, the oil absorption plate is located at
On the centrifugal pathway for the oil droplet that the oily part centrifugation of centrifugation point generates, the oil-collecting cavity is located at what oil droplet in the oil absorption plate dripped
On gravity direction.
It is described the present invention also provides a kind of refrigeration system, including compressor, evaporator, condenser and above-mentioned oil eliminator
The exhaust outlet of compressor is connect with the condenser, and the air entry of the compressor is connect with the evaporator, the condenser
It is connected with each other with the evaporator, and is provided with the oil eliminator between the compressor and the condenser.
Description of the drawings
Fig. 1 is the diagrammatic cross-section of oil eliminator in one embodiment of the invention；
Fig. 2 is the partial cutaway schematic view of oil eliminator shown in Fig. 1；
Fig. 3 is the part-structure schematic diagram of oil eliminator shown in Fig. 1；
Fig. 4 is the structural schematic diagram of refrigeration system in one embodiment of the invention.
Specific implementation mode
To facilitate the understanding of the present invention, below with reference to relevant drawings to invention is more fully described.In attached drawing
Give presently preferred embodiments of the present invention.But the present invention can realize in many different forms, however it is not limited to this paper institutes
The embodiment of description.Keep the understanding to the disclosure more thorough on the contrary, purpose of providing these embodiments is
Comprehensively.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the Listed Items of pass.
As shown in Figs. 1-3, in one embodiment of the invention, a kind of oil eliminator 100 is provided, includes the shell with inner cavity
10, volume adjustment mechanism 30 and the oily part 50 of centrifugation point, volume adjustment mechanism 30 are set in shell 10 and are separated to form inner cavity
The disengagement chamber 11 of variable volume and the oil-collecting cavity 13 of variable volume, and centrifuge a point oily part 50 and be rotationally arranged at disengagement chamber 11
Interior, oil-collecting cavity 13 is located on the gravity direction of disengagement chamber 11.When the oily rotation in disengagement chamber 11 of part 50 of centrifugation point, can will detach
Liquid centrifugation in chamber 11 in gas-liquid mixture is thrown away, and the liquid thrown away is deposited to 11 gravity direction of disengagement chamber under the effect of gravity
On oil-collecting cavity 13 in, oily mask work is completed to gas-liquid mixture.
Also, by the oil-collecting cavity 13 of formation adjustable volume of the volume adjustment mechanism 30 in shell 10, oil-collecting cavity 13 can
To be adjusted to different volumes according to actual demand.In this way, for the different operating modes of same refrigeration system 200, do not need pair
Various working in refrigeration system 200 is equipped with multiple oil eliminators 100, only needs volume adjusted regulating mechanism 30 that can adapt to difference
To the different demands of 13 volume of oil-collecting cavity under operating mode, the versatility of oil eliminator 100 is preferable, can save the exploitation of refrigeration product
Cost shortens exploitation and procurement cycle, improves the speed that refrigeration product is launched.
In some embodiments, volume adjustment mechanism 30 includes separator 32 and transmission parts 34, and separator 32 is by inner cavity
It is divided into the disengagement chamber 11 and oil-collecting cavity 13 positioned at 32 both sides of separator, transmission parts 34 are that separator 32 provides change disengagement chamber
11 and 13 volume of host cavity driving force.Under the action of transmission parts 34, separator 323 is moved in the interior intracavitary of shell 10,
Make the volume variation of the disengagement chamber 11 and oil-collecting cavity 13 of 323 both sides of separator.Specifically, separator 32 is past along the axial direction of shell 10
Multiple mobile, to when being moved close to the direction of disengagement chamber 11, the volume of disengagement chamber 11 reduces separator 32, adjacent with disengagement chamber 11
13 volume of oil-collecting cavity becomes larger, and to when being moved close to the direction of oil-collecting cavity 13, the volume of oil-collecting cavity 13 reduces separator 32, oily with receiving
The volume of the adjacent disengagement chamber 11 of chamber 13 becomes larger, and by position of the mobile separator 32 in shell 10, can form different appearances
Long-pending oil-collecting cavity 13.
In some embodiments, air inlet 321 is offered on separator 32, and gas outlet 12, air inlet are offered on shell 10
Mouth 321 and gas outlet 12 are located at oily 50 both sides of part of centrifugation point and are connected to disengagement chamber 11.The oily part 50 of centrifugation point drive from
The gas-liquid mixture centrifugal rotation that air inlet 321 enters, the oil in gas-liquid mixture enters under the effect of gravity after being thrown out of to be received
Oil pocket 13, and the gas separated is continued to move up and is discharged from gas outlet 12, realizes the work(of oil separation in gas-liquid mixture
Energy.Optionally, the top of shell 10 offers gas outlet 12, and gas outlet 12 is connected to disengagement chamber 11, for gas-liquid separation to be discharged
Gas afterwards；The bottom of shell 10 offers oil return opening, and oil return opening is connected to oil-collecting cavity, and oil is received for being discharged to compressor 210
The oil of intracavitary.
Further, oil eliminator 100 includes flexible air inlet pipe 20, and one end of flexible air inlet pipe 20 is located in oil-collecting cavity 13
And with connect at the air inlet of separator 32, the other end of flexible air inlet pipe 20 is located at outside shell 10.In this way, flexible air inlet pipe 20
One end pass through shell 10 to enter oil-collecting cavity and to be connected at the air inlet 321 of separator 32, separator 32 is along shell 10
When axial movement, the air inlet pipe 20 of stretching can be moved by itself telescopic heel with separator 32, by flexible air inlet pipe 20 by gas-liquid
Mixture is passed through disengagement chamber 11, will not interfere with through the mobile oil-collecting cavity 13 that adjusts come the function of volume adjusted.
In some embodiments, transmission parts 34 include being located at the plus-minus connecting in oil-collecting cavity 13 and with separator 32 to carry storehouse
341, plus-minus, which carries, forms pressure regulating cavity 342 between storehouse 341 and separator 32, separator 32 is according to 342 internal pressure of pressure regulating cavity
Power size changes the volume of disengagement chamber 11 and oil-collecting cavity 13, i.e., when boosting and be depressured in pressure regulating cavity 342, separator 32 divides
It is not moved to the direction close to and far from disengagement chamber 11, the pressure by changing pressure regulating cavity 342 adjusts the position of separator 32
It sets.As shown in Figure 1, specifically, when boosting partition 32 overcomes gravity to moving up under high pressure effect in pressure regulating cavity 342
Dynamic, 13 volume of oil-collecting cavity becomes larger；When decompression partition 32 moves down in pressure regulating cavity 342,13 volume of oil-collecting cavity becomes smaller.
Further, transmission parts 34 include the medium injection pipe 343 being connected to pressure regulating cavity 343 and medium outflow
Pipe 345, and medium injection pipe 343 and medium effuser 345 are telescopically arranged in plus-minus and carry on storehouse 341.In this way, plus-minus carries
When storehouse 341 and separator 32 move together, medium injection pipe 343 and medium effuser 345 can follow plus-minus to carry the adaptation of storehouse 341
Property it is flexible, do not influence the movement that plus-minus carries storehouse 341.
Also, medium injection pipe 343 allows high-pressure fluid to be passed through in pressure regulating cavity 342, and medium effuser 345 can be permitted
Perhaps high-pressure fluid flows out pressure regulating cavity 342.When medium injection pipe 343 allows high fluid to be passed through in pressure regulating cavity 342, medium
When effuser 345 is closed, plus-minus carries storehouse 341 and separator 32 moves up under the impact of high-pressure fluid, the appearance of oil-collecting cavity 13
Product becomes larger, while medium injection pipe 343 and medium effuser 345 correspondingly extend.When medium injection pipe 343 and medium effuser
345 when all closing, and the high pressure fluid in pressure regulating cavity 342 no longer changes, and separator 32 keeps balancing static, oil-collecting cavity
13 volume remains unchanged.When medium injection pipe 343 is closed, medium effuser 345 is opened when high-pressure fluid being allowed to flow out, pressure
Decompression in adjusting cavity 342, pressure reduction that separator 32 is subject to and move down, the volume of oil-collecting cavity 13 reduces, medium note
Enter pipe 343 and medium effuser 345 follows separator 32 to move down and compresses.In this way, changing when refrigeration meets, cause to freeze
When operating mode changes, the position of the keying control separator 32 by controlling medium injection pipe 343 and medium effuser 345.
Specifically, transmission parts 34 further include flow charge valve 347 and flow off-load valve 349, flow charge valve 347 and stream
Amount off-load valve 349 is respectively arranged on medium injection pipe 343 and medium effuser 345, when the volume for needing to increase to oil-collecting cavity 13
When, flow charge valve 347 is opened, and flow off-load valve 349 is closed, and high-pressure fluid is persistently injected into pressure regulating cavity 342, is driven
Separator 32 is moved to close to the direction of disengagement chamber 11；When needing to reduce the volume of oil-collecting cavity 13, flow charge valve 347 closes
It closes, flow off-load valve 349 is opened, and the high-pressure fluid in pressure regulating cavity 342 is discharged, and reduces the pressure in pressure regulating cavity 342
Power drives separator 32 certain to the direction far from disengagement chamber 11.
In some embodiments, oil eliminator 100 includes the first controller (not shown) and volume sensor 61, and volume passes
Sensor 61 is set in oil-collecting cavity 13, the actual volume for detecting oil-collecting cavity 13, and the first controller is more than target in actual volume
Decompression in control pressure adjusting cavity 342 when volume, so that reverse movement of the separator 32 to close oil-collecting cavity 13, and then keep receipts oily
The volume of chamber 13 is decreased to target volume；Also, the first controller control pressure when actual volume is less than target volume is adjusted
Boosting in chamber 342, makes separator 32 be moved to close to the direction of disengagement chamber 11, the volume of oil-collecting cavity 13 is then made to become larger to target
Volume.
Specifically, the first controller is by controlling flow charge valve 347 and 349 control pressure adjusting cavity of flow off-load valve
Pressure in 342.First controller controls flow charge valve 347 and opens, and flow off-load valve 349 boosts when closing, otherwise decompression.
In some embodiments, volume adjustment mechanism 30 includes the fixed link being axially fixed in shell 10 along shell 10
35, separator 32 is slideably sheathed on outside fixed link 35, and is moved along fixed link 35, and fixed link 35 is the movement of separator 32
Mobile route is provided, guiding separator 32 is moved up in the axis of shell 10.
Further, volume adjustment mechanism 30 further includes elastic component 36, and elastic component 36 is sheathed on outside fixed link 35, and elasticity
One end of part 36 is relatively fixed the fixation of bar 35, and the other end of elastic component 36 is abutted with volume adjustment mechanism 30, and in volume adjustment
It stretches under the action of mechanism 30.When injecting high-pressure fluid in volume adjustment chamber 342, make the pressure rise of pressure regulating cavity 342 extremely
More than elastic component 36 elasticity when, volume adjustment mechanism 30 is moved to close to the direction of disengagement chamber 11, and compression elastic piece 36, is received
The volume of oil pocket 13 becomes larger；When the high-pressure fluid outflow in volume adjustment mechanism 30, make the pressure reduction in pressure regulating cavity 342
When, volume adjustment mechanism 30 moves under the drive of 36 deformation restoring force of compression elastic piece to the direction far from disengagement chamber 11, receives
The volume of oil pocket 13 becomes smaller.Wherein, elastic component 36 is used to buffer the volume adjustment mechanism 30 to moving close to 11 direction of disengagement chamber,
And energy is stored to far from the movement of 11 direction of disengagement chamber for volume adjustment mechanism 30.
In some embodiments, the oily part 50 of centrifugation point is connect with volume adjustment mechanism 30, and centrifuges point oily part 50 and a volume
Regulating mechanism 30, can be neatly when the oily part 50 of synchronizing moving centrifugation point and volume adjustment mechanism 30 in interior intracavitary synchronizing moving
Change the volume of disengagement chamber 11 and oil-collecting cavity 13.Specifically, volume adjustment mechanism 30 further includes connector 40, and connector 40 can be slided
It is sheathed on dynamicly outside fixed link 35, separator 32 and centrifugation point oil part 50 may be contained on connector 40, one end of elastic component 36
It is abutted with connector 40, the other end of elastic component 36 is relatively fixed the fixation of bar 35, separator 32, the oily part 50 of centrifugation point and connector
40 synchronizations are moved along fixed link 35, while elastic component 36 is squeezed or discharged by connector 40, to transmission parts 34 and centrifugation point
The movement of oily part 50 is into row buffering.It is to be appreciated that in some other embodiment, centrifuging part 50 can not also be with separation
32 synchronizing moving of part, only separator 32 individually move between centrifugation part 50 and the bottom of shell, do not limit herein.
In some embodiments, oil eliminator 100 further includes the oil absorption plate 70 in the cavity wall of 10 inner cavity of shell, oil absorption plate
70 are located on the centrifugal pathway for the oil droplet that the centrifugation point oil centrifugation of part 50 generates, for absorbing the oil thrown away from centrifugation point oil part 50
Drop, prevents the oil isolated to be thrown on 10 inner wall of shell and generates secondary sputtered, cause separating effect bad.Also, oil-collecting cavity 13
On the gravity direction that oil droplet in oil absorption plate 70 drips, the oil droplet adsorbed in oil absorption plate 70 under the effect of gravity, is detached from oil suction
Plate 70 is deposited in oil-collecting cavity 13, and the oil droplet isolated from gas-liquid mixture is collected in oil-collecting cavity 13.
In some embodiments, oil eliminator 100 further includes cooling point of oily part 90, and cooling point of oily part 90 is set to disengagement chamber 11
It is interior, and be discharged on the outlet gas flow path of gas positioned at the oily part 50 of centrifugation point.Cooling point of oily part 90 is used for the second-order separation, by centrifugation point
Gas-liquid mixture after oily part 50 detaches flows through cooling point of oily part 90, and gas-liquid mixture is by rapid cold at cooling point of oily part 90
But, sedimentation separation after liquid therein is cooled automatically falls into oil-collecting cavity 13 under the effect of gravity, and gas continuation is up flowed
It is discharged from gas outlet 12, completes gas-liquid separation, further increased the effect of oil separation, achieve the purpose that efficiently separate.Specifically,
Cooling divides oily part 90 to be set to 70 top of oil absorption plate, and it is laggard that cooling divides the liquid for detaching sedimentation in oily part 90 that can be diluted by oil absorption plate 70
Enter oil-collecting cavity 13.
Further, oil eliminator 100 further includes outlet plate 80, and outlet plate 80 is set in disengagement chamber 11 and by disengagement chamber 11
It is main disengagement chamber 112 and spare disengagement chamber 114 to separate, and the oily part 50 of centrifugation point is set in main disengagement chamber 112, and cooling point of oily part 90 is set
Gas port 81 is crossed in offer the main disengagement chamber 112 of connection and spare disengagement chamber 114 in spare disengagement chamber 114, and on outlet plate 80,
The gas outlet 12 being connected to spare disengagement chamber 114 is offered on shell 10.In this way, when the gas-liquid mixture in main disengagement chamber 112
Enter spare disengagement chamber 114 from the gas port 81 of crossing on outlet plate 80 after separation, it can be by cold in spare disengagement chamber 114
But divide oily part 90 to carry out secondary separation, improve separating effect.Specifically, cooling point of oily part 90 is heat exchanger, for mixed to gas-liquid
Close object cooling.Specifically, outlet plate 80 is set to the one end of fixed link 35 far from separator 32, one end of oil absorption plate 70 and oil-collecting cavity
13 connections, the other end setting outlet plate 80 of oil absorption plate 70.
In some embodiments, oil eliminator 100 further includes second controller (not shown) and oil content sensor 63, is contained
Oil cut rate sensor 63 is set at gas outlet 12, and the practical oil content for detecting gas at gas outlet 12, second controller exist
Practical oil content be above standard oil content time control refrigeration but divide oily part 90 start to work.The oily part of centrifugation point is passed through to gas-liquid mixture
It is undesirable if the oil content times at gas outlet 12 is so higher after 50 separation, it is secondary in turn that cooling point of oily part 90 can be started
Mask work further decreases the oil content of gas at gas outlet 12, ensures separating effect.
In above-mentioned oil eliminator 100, volume adjustment mechanism 30 is set in shell 10, and the inner cavity of shell 10 is divided into volume
The oil-collecting cavity 13 of adjustable disengagement chamber 11 and adjustable volume is provided with the oily part of centrifugation point, when in disengagement chamber 11 in disengagement chamber 11
After being passed through gas-liquid mixture, oil droplet is isolated under the action of centrifugation point oily part 50, oil droplet is deposited to separation under the effect of gravity
In oil-collecting cavity 13 on 11 gravity direction of chamber, point oil work to gas-liquid mixture is completed.Also, pass through volume adjustment mechanism 30
The oil-collecting cavity 13 of formation adjustable volume in shell 10, oil-collecting cavity 13 can be adjusted to different volumes according to actual demand.
In this way, for the different operating modes of same refrigeration system 200, the various working in refrigeration system 200 need not be equipped with multiple
Oil eliminator 100 only needs volume adjusted regulating mechanism 30 that can adapt under different operating modes to the different demands of 13 volume of oil-collecting cavity,
The versatility of oil eliminator 100 is preferable, can save the development cost of refrigeration product, shortens exploitation and procurement cycle, improves system
The speed of cold launch products.
As shown in figure 4, in one embodiment of the invention, a kind of refrigeration system 200, including compressor 210, condenser are also provided
230, the exhaust outlet of evaporator 250 and above-mentioned oil eliminator 100, compressor 210 is connect with condenser 230, the suction of compressor 210
Gas port is connect with evaporator 250, and condenser 230 is connected with each other with evaporator 250, and is set between compressor 210 and condenser 230
It is equipped with oil eliminator 100.Gas-liquid mixture in compressor 210 enters oil eliminator 100, and gas-liquid mixed passes through oil eliminator
The gas being discharged after 100 separation enters condenser 230, then is entered in evaporator 250 through throttle part 270 by condenser 230, most
Entered in compressor 210 by air entry by evaporator 250 afterwards, completes a refrigeration cycle.Under different cooling conditions, only
Volume adjustment mechanism 30 in regulation oil separator 100 is needed, the volume of oil-collecting cavity 13 can be adjusted, to be applicable under different operating modes to depositing
The versatility of the different demands of oily volume, oil eliminator 100 is higher.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (14)
1. a kind of oil eliminator (100), which is characterized in that including：
Shell (10) with inner cavity；
Volume adjustment mechanism (30) is set in the shell (10) and is separated to form the inner cavity disengagement chamber of variable volume
(11) and the oil-collecting cavity of variable volume (13), the oil-collecting cavity (13) are located on the gravity direction of the disengagement chamber (11)；And
The oily part (50) of centrifugation point, is rotationally arranged in the disengagement chamber (11).
2. according to oil eliminator shown in claim 1, which is characterized in that the volume adjustment mechanism (30) includes separator
(32) inner cavity is divided into positioned at the described of the separator (32) both sides with transmission parts (34), the separator (32)
Disengagement chamber (11) and the oil-collecting cavity (13), the transmission parts (34) are that the separator (32) provides change the disengagement chamber
(11) and the driving force of the oil-collecting cavity (13) volume.
3. oil eliminator (100) according to claim 2, which is characterized in that the transmission parts (34) include being located at institute
It states the plus-minus connecting in oil-collecting cavity (13) and with the separator (32) and carries storehouse (341), the plus-minus carries storehouse (341) and described point
Pressure regulating cavity (342) is formed between spacing body (32), the separator (32) is big according to the pressure regulating cavity (342) interior pressure
The small volume for changing the disengagement chamber (11) and the oil-collecting cavity (13).
4. oil eliminator (100) according to claim 3, which is characterized in that the transmission parts (34) further include with
The medium injection pipe (343) and medium flow field medium effuser (345) of pressure regulating cavity (342) connection, and the medium is noted
Enter pipe (343) and the medium effuser (345) is telescopically arranged in the plus-minus and carries on storehouse (341).
5. oil eliminator (100) according to claim 3, which is characterized in that further include the first controller and volume sensing
Device (61), the volume sensor (61) are set in the oil-collecting cavity (13), the practical appearance for detecting the oil-collecting cavity (13)
Product, first controller control decompression, institute in the pressure regulating cavity (342) when the actual volume is more than target volume
It states the first controller and controls boosting in the pressure regulating cavity (342) when the actual volume is less than the target volume.
6. oil eliminator (100) according to claim 1, which is characterized in that offered on the separator (32) and institute
The air inlet (321) of disengagement chamber (11) connection is stated, the oil eliminator (100) further includes flexible air inlet pipe (20), described flexible
One end of air inlet pipe (20) is located in the oil-collecting cavity (13) and connects at the air inlet (321) of the separator (32)
It connects, the other end of the flexible air inlet pipe (20) is located at the shell (10) outside.
7. oil eliminator (100) according to claim 1 or 2, which is characterized in that further include the axis along the shell (10)
To the fixed link (35) for being fixed on the interior intracavitary, the volume adjustment mechanism (30) is slideably sheathed on the fixed link
(35) outside, and it is mobile along the fixed link (35).
8. oil eliminator (100) according to claim 7, which is characterized in that the volume adjustment mechanism (30) further includes
Elastic component (36), the elastic component (36) are sheathed on the fixed link (35) outside, and one end of the elastic component (36) is with respect to institute
It is fixed to state fixed link (35), the other end of the elastic component (36) is abutted with the volume adjustment mechanism (30), and in the appearance
It is flexible along the fixed link (35) under the action of product regulating mechanism (30).
9. oil eliminator (100) according to claim 1 or 2, which is characterized in that further include cooling point of oily part (90), institute
It states cooling point of oily part (90) to be set in the disengagement chamber (11), and goes out gas circuit positioned at what the oily part (50) of the centrifugation point was discharged gas
On diameter.
10. oil eliminator (100) according to claim 9, which is characterized in that further include outlet plate (80), the outlet
It is main disengagement chamber (112) and spare disengagement chamber that plate (80), which is set in the disengagement chamber (11) and separates the disengagement chamber (11),
(114), the oily part (50) of the centrifugation point is set in the main disengagement chamber (112), and the oily part (90) of the cooling point is set to described standby
It is interior with disengagement chamber (114), and the connection main disengagement chamber (112) and the spare disengagement chamber are offered on the outlet plate (80)
(114) gas port (81) excessively.
11. oil eliminator (100) according to claim 9, which is characterized in that further include that second controller and oil content pass
Sensor (63) offers on the shell (10) and is connected to gas outlet (12) with the spare disengagement chamber (114), and the oil content passes
Sensor (63) is set at the gas outlet (12), and the practical oil content for detecting gas at the gas outlet (12), described
Second controller controls the oily part (90) of the cooling point when the practical oil content is above standard oil content and starts to work.
12. oil eliminator (100) according to claim 1, which is characterized in that the oily part (50) of centrifugation point and the appearance
Product regulating mechanism (30) connects, and the oily part (50) of the centrifugation point is synchronous in the interior intracavitary with the volume adjustment mechanism (30)
It is mobile.
13. oil eliminator (100) according to claim 1, which is characterized in that further include in the cavity wall of the inner cavity
Oil absorption plate (70), the oil absorption plate (70) is located at the oily part (50) of the centrifugation point and centrifuges on the centrifugal pathway of the oil droplet generated,
The oil-collecting cavity (13) is located on the gravity direction of the interior oil droplet drippage of the oil absorption plate (70).
14. a kind of refrigeration system 200, which is characterized in that including compressor (210), evaporator (250), condenser (230) and on
State the oil eliminator (100) described in claim 1-13 any one, exhaust outlet and the condenser of the compressor (210)
(230) connect, the air entry of the compressor (210) connect with the evaporator (250), the condenser (230) with it is described
Evaporator is connected with each other, and the oil eliminator (100) is provided between the compressor (210) and the condenser (230).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810942529.3A CN108679889B (en) | 2018-08-17 | 2018-08-17 | Refrigerating system and oil separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810942529.3A CN108679889B (en) | 2018-08-17 | 2018-08-17 | Refrigerating system and oil separator |
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| CN108679889B CN108679889B (en) | 2023-11-28 |
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| CN108679889B (en) | 2023-11-28 |
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