CN108224858A - A kind of refrigerant recovery system - Google Patents
A kind of refrigerant recovery system Download PDFInfo
- Publication number
- CN108224858A CN108224858A CN201810102452.9A CN201810102452A CN108224858A CN 108224858 A CN108224858 A CN 108224858A CN 201810102452 A CN201810102452 A CN 201810102452A CN 108224858 A CN108224858 A CN 108224858A
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- China
- Prior art keywords
- filtering
- drying
- refrigerant
- recovery system
- oil separator
- 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.)
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 47
- 238000011084 recovery Methods 0.000 title claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 37
- 238000001035 drying Methods 0.000 claims abstract description 36
- 238000004064 recycling Methods 0.000 claims abstract description 33
- 239000002699 waste material Substances 0.000 claims description 9
- 241000628997 Flos Species 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 2
- 238000004378 air conditioning Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F25B45/00—Arrangements for charging or discharging refrigerant
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of refrigerant recovery systems, vacuum recycling can including passing sequentially through pipeline connection, compressor, centrifugal oil separator, canister, condenser and device for drying and filtering, the vacuum recycling can is connect by refrigerant inlet with air-conditioner set, the centrifugal oil separator includes the first centrifugal oil separator and the second centrifugal oil separator of series connection, the device for drying and filtering includes the first device for drying and filtering and the second device for drying and filtering of series connection, humidity visor is provided on pipeline after each device for drying and filtering, refrigerant recovery system disclosed by the invention arranges a vacuum recycling can in the front end of compressor, refrigerant can very rapidly enter recycling unit, it ensure that recycling speed；Refrigerant purification effect is good, and the refrigerant after recycling is reusable, also, setting humidity visor in system, can observe the situation of pipeline inner refrigerant at any time, and the check valve and shut-off valve of setting can be convenient for the maintenance and maintenance of each equipment.
Description
Technical field
The present invention relates to refrigerant-recovery technical field, more particularly to a kind of refrigerant recovery system.
Background technology
In the specific maintenance of air-conditioning refrigeration system (such as automobile air conditioning refrigerating system) and refrigerant filling process, from not
Open refrigerant discharge or recycling, vacuumize with filling etc. basic operations.When repairing air-conditioning system, it is often necessary to dismantle air-conditioning system
System, at this moment just needs that refrigerant in air-conditioner set system is recycled or discharged.In the case where confirming system No leakage, just
Quantitative filling can be carried out to air-conditioning system.
At present, the main method of refrigerant-recovery is directly to recycle refrigerant using compressor compresses, steam coolant
It is stored in after change in recycling steel cylinder, this method organic efficiency is low, and the time for leading to recycling is long, while to being mixed in recycling refrigerant
Impurity, the moisture content of conjunction use one of filter, and water content cannot monitor；Gravity type is generally used to the oil mixed in refrigerant
Or cyclone, inferior separating effect, refrigerant regeneration effect are general.
Invention content
In order to solve the above technical problems, the present invention provides a kind of refrigerant recovery system, recycling speed is improved to reach,
Improve the purpose of the reproduction quality of refrigerant.
In order to achieve the above objectives, technical scheme is as follows：
A kind of refrigerant recovery system, vacuum recycling can, compressor, centrifugal oil including passing sequentially through pipeline connection
From device, canister, condenser and device for drying and filtering, the vacuum recycling can is connect by refrigerant inlet with air-conditioner set, institute
State the first centrifugal oil separator and the second centrifugal oil separator that centrifugal oil separator includes series connection, the dry filter
Device includes the first device for drying and filtering and the second device for drying and filtering of series connection, and dry and wet is provided on the pipeline after each device for drying and filtering
Spend visor.
In said program, on the pipeline between the vacuum recycling can and air-conditioner set set check valve, inlet filter,
First pressure control device, low-pressure meter, humidity visor and inlet solenoid valve.
In said program, setting second pressure control device and low-pressure meter at the top of the vacuum recycling can, bottom setting point
From oily floss hole.
In said program, the oil strain pot bottom sets waste oil drain valve.
In said program, repairing mouth one and repairing mouth two, the repairing mouth one is set to connect external confession on the compressor
Oily equipment, repairing mouth two connect the top of the first centrifugal oil separator and the second centrifugal oil separator and waste oil discharge
Valve.
In said program, between second centrifugal oil separator and canister, between canister and condenser, condensation
Shut-off valve is respectively provided between device and the first device for drying and filtering, between the first device for drying and filtering and the second device for drying and filtering.
In said program, check valve is set between the condenser and the first device for drying and filtering.
In said program, third pressure control device and high pressure gauge are set on the pipeline after second device for drying and filtering.
Through the above technical solutions, refrigerant recovery system provided by the invention arranges one in the front end of compressor very
Backlash closed cans, when needing to recycle air conditioner refrigerating unit, in vacuum recycling can under the action of vacuum, refrigerant can be very
Promptly enter recycling unit, ensure that recycling speed；Meanwhile after compressor, 2 centrifugal oil separation are continuously arranged
Device, most oil can be separated off, and using a canister with oil suction filter core, filter core is right using customization oil absorbent material
Impurity and oil in refrigerant carry out fine filtering, absorption, and the condensed condensed refrigerant of device enters two dryings of series connection
Moisture content is filtered in filter, the pure refrigerant after final regeneration is discharged into fluid reservoir.
The recovery system organic efficiency is high, and refrigerant purification effect is good, and the refrigerant after recycling is reusable, also,
Setting humidity visor, can observe the situation of pipeline inner refrigerant, the check valve and shut-off valve of setting can be convenient at any time in system
The maintenance and maintenance of each equipment.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described.
Fig. 1 is a kind of refrigerant recovery system schematic diagram disclosed in the embodiment of the present invention.
In figure, 1, vacuum recycling can；2nd, compressor；3rd, the first centrifugal oil separator；4th, the second centrifugal oil separator；
5th, canister；6th, condenser；7th, the first device for drying and filtering；8th, the second device for drying and filtering；9th, fluid reservoir；10th, check valve；11st, enter
It makes a slip of the tongue filter；12nd, first pressure control device；13rd, low-pressure meter；14th, humidity visor；15th, inlet solenoid valve；16th, the second pressure
Force control device；17th, oily floss hole is detached；18th, waste oil drain valve；19th, repairing mouth one；20th, repairing mouth two；21st, shut-off valve；
22nd, third pressure control device；23rd, high pressure gauge.
Specific 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.
The present invention provides a kind of refrigerant recovery system, as shown in Figure 1, the system includes passing sequentially through pipeline connection
Vacuum recycling can 1, compressor 2, centrifugal oil separator, canister 5, condenser 6 and device for drying and filtering and fluid reservoir 9, very
Backlash closed cans 1 is connect by refrigerant inlet with air-conditioner set, is set on the pipeline between vacuum recycling can 1 and air-conditioner set single
To valve 10, inlet filter 11, first pressure control device 12, low-pressure meter 13, humidity visor 14 and inlet solenoid valve 15.Very
1 top setting second pressure control device 16 of backlash closed cans and low-pressure meter 13, the oily floss hole 17 of bottom setting separation.
5 bottom of canister also sets up waste oil drain valve 18.Centrifugal oil separator includes the first centrifugal oil of series connection
From 3 and second centrifugal oil separator 4 of device, repairing mouth 1 and repairing mouth 2 20 are set, repairing mouth 1 connects on compressor 2
External oil-servicing facilities, repairing mouth 2 20 connect the first centrifugal oil separator 3 and the second centrifugal oil separator 4 top and
Waste oil drain valve 18.
Device for drying and filtering includes the first device for drying and filtering 7 and the second device for drying and filtering 8 of series connection, after each device for drying and filtering
Pipeline on be provided with humidity visor 14.Check valve 10 is set between 6 and first device for drying and filtering 7 of condenser.
Between second centrifugal oil separator 4 and canister 5, between canister 5 and condenser 6, condenser 6 and first dry
Shut-off valve 21 is respectively provided between dry filter 7, between the first device for drying and filtering 7 and the second device for drying and filtering 8.Second dry filter
Third pressure control device 22 and high pressure gauge 23 are set on the pipeline after device 8.
Workflow is as follows：
First, whether second pressure control device 16 detects vacuum recycling can 1 less than setting value, and setting value is less than air
One numerical value of pressure, if second pressure control device 16 is not up to vacuum setting value, inlet solenoid valve 15 is closed, compressor 2
Startup evacuates vacuum recycling can 1, until the monitoring of second pressure control device 16 reaches sets requirement, forvacuum process is closed
Lattice.After qualification, start button is pressed, proceeds by recycling, if vacuum is unqualified, presses start button, system does not start.
After refrigerant enters vacuum recycling can 1 during recycling, second pressure control device 16 monitors that pressure is more than setting value, presses
Contracting chance starts always.First pressure control device 12 monitors the refrigerant pressure in client's air-conditioner set, during more than setting value,
Inlet solenoid valve 15 can just be opened；If less than setting value, inlet solenoid valve 15 is closed.
Vacuum qualification rear entrance solenoid valve 15 is opened, and refrigerant enters in vacuum recycling can 1, and compressor 2 recycles vacuum
Refrigerant compression in tank 1, successively by the first centrifugal oil separator 3 and the second centrifugal oil separator 4, by twice from
The heart detaches, and most of oil is separated, and subsequently into canister 5, impurity and oil in refrigerant carry out fine filtering, inhale
Attached, purified refrigerant enters the condensation of condenser 6 and becomes liquid, flows through the first device for drying and filtering 7 and the second device for drying and filtering
8, it is discharged into holding vessel 9 after removing moisture content and impurity.
The oil separated in vacuum recycling can 1 is expelled directly out by the separation oil floss hole 17 of bottom, compressor 2 one
Aspect is by external one 19 fuel feeding of oil-servicing facilities oil repairing mouth, and on the other hand, the first centrifugal oil separator 3 and second is centrifugal
The oil that oil eliminator 4 is isolated returns to compressor 2 by repairing mouth 2 20 and carries out repairing, and extra oil passes through waste oil drain valve 18
Drain.The fluid filtered out in canister 5 is drained by waste oil drain valve 18.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide range caused.
Claims (8)
1. a kind of refrigerant recovery system, which is characterized in that including pass sequentially through pipeline connection vacuum recycling can, compressor,
Centrifugal oil separator, canister, condenser and device for drying and filtering, the vacuum recycling can pass through refrigerant inlet and air conditioner
Group connection, the centrifugal oil separator include the first centrifugal oil separator and the second centrifugal oil separator of series connection, institute
The first device for drying and filtering and the second device for drying and filtering that device for drying and filtering includes series connection are stated, on the pipeline after each device for drying and filtering
It is provided with humidity visor.
2. a kind of refrigerant recovery system according to claim 1, which is characterized in that the vacuum recycling can and air conditioner
Check valve, inlet filter, first pressure control device, low-pressure meter, humidity visor and entrance are set on the pipeline between group
Solenoid valve.
3. a kind of refrigerant recovery system according to claim 1, which is characterized in that set at the top of the vacuum recycling can
Second pressure control device and low-pressure meter, the oily floss hole of bottom setting separation.
4. a kind of refrigerant recovery system according to claim 1, which is characterized in that the oil strain pot bottom sets waste oil
Drain valve.
5. a kind of refrigerant recovery system according to claim 4, which is characterized in that repairing mouth is set on the compressor
One and repairing mouth two, the repairing mouth one connects external oil-servicing facilities, and repairing mouth two connects the first centrifugal oil separator and the
The top of two centrifugal oil separators and waste oil drain valve.
A kind of 6. refrigerant recovery system according to claim 1, which is characterized in that second centrifugal oil separator
Between canister, between canister and condenser, between condenser and the first device for drying and filtering, the first device for drying and filtering and
Shut-off valve is respectively provided between two devices for drying and filtering.
A kind of 7. refrigerant recovery system according to claim 6, which is characterized in that the condenser and first dried
Check valve is set between filter.
8. a kind of refrigerant recovery system according to claim 1, which is characterized in that after second device for drying and filtering
Third pressure control device and high pressure gauge are set on pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810102452.9A CN108224858A (en) | 2018-02-01 | 2018-02-01 | A kind of refrigerant recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810102452.9A CN108224858A (en) | 2018-02-01 | 2018-02-01 | A kind of refrigerant recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108224858A true CN108224858A (en) | 2018-06-29 |
Family
ID=62669189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810102452.9A Pending CN108224858A (en) | 2018-02-01 | 2018-02-01 | A kind of refrigerant recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108224858A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592466A (en) * | 2018-05-02 | 2018-09-28 | 顾晓航 | A kind of efficiently point oily reclaiming unit with forvacuum |
| CN111397082A (en) * | 2020-04-01 | 2020-07-10 | 宁波奥克斯电气股份有限公司 | Refrigerant recovery system and control method |
| CN112066609A (en) * | 2020-09-16 | 2020-12-11 | 同济大学 | Refrigerant circulation clean system |
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| US5187940A (en) * | 1991-02-19 | 1993-02-23 | Standard Motor Products, Inc. | Refrigerant recovery and purification system |
| JPH06347142A (en) * | 1993-06-07 | 1994-12-20 | Sanyo Electric Co Ltd | Refrigerant recovery apparatus |
| CN105180491A (en) * | 2015-10-18 | 2015-12-23 | 叶秀东 | Full-condition efficient evaporation cooled screw parallel-connection thermo-syphon flooded type low-medium temperature water chilling unit |
| CN106121993A (en) * | 2016-08-18 | 2016-11-16 | 江苏雪梅制冷设备有限公司 | CO2refrigeration compressor and the performance testing device of complete unit thereof |
| JP2017089988A (en) * | 2015-11-12 | 2017-05-25 | 三菱重工業株式会社 | Refrigerant circuit of air conditioner, and air conditioner |
| CN208108569U (en) * | 2018-02-01 | 2018-11-16 | 青岛绿环工业设备有限公司 | A kind of refrigerant recovery system |
-
2018
- 2018-02-01 CN CN201810102452.9A patent/CN108224858A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5187940A (en) * | 1991-02-19 | 1993-02-23 | Standard Motor Products, Inc. | Refrigerant recovery and purification system |
| JPH06347142A (en) * | 1993-06-07 | 1994-12-20 | Sanyo Electric Co Ltd | Refrigerant recovery apparatus |
| CN105180491A (en) * | 2015-10-18 | 2015-12-23 | 叶秀东 | Full-condition efficient evaporation cooled screw parallel-connection thermo-syphon flooded type low-medium temperature water chilling unit |
| JP2017089988A (en) * | 2015-11-12 | 2017-05-25 | 三菱重工業株式会社 | Refrigerant circuit of air conditioner, and air conditioner |
| CN106121993A (en) * | 2016-08-18 | 2016-11-16 | 江苏雪梅制冷设备有限公司 | CO2refrigeration compressor and the performance testing device of complete unit thereof |
| CN208108569U (en) * | 2018-02-01 | 2018-11-16 | 青岛绿环工业设备有限公司 | A kind of refrigerant recovery system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592466A (en) * | 2018-05-02 | 2018-09-28 | 顾晓航 | A kind of efficiently point oily reclaiming unit with forvacuum |
| CN111397082A (en) * | 2020-04-01 | 2020-07-10 | 宁波奥克斯电气股份有限公司 | Refrigerant recovery system and control method |
| CN111397082B (en) * | 2020-04-01 | 2021-10-26 | 宁波奥克斯电气股份有限公司 | Refrigerant recovery system and control method |
| CN112066609A (en) * | 2020-09-16 | 2020-12-11 | 同济大学 | Refrigerant circulation clean system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20180629 |