CN203756467U - Refrigeration oil recovery device - Google Patents
Refrigeration oil recovery device Download PDFInfo
- Publication number
- CN203756467U CN203756467U CN201420040908.0U CN201420040908U CN203756467U CN 203756467 U CN203756467 U CN 203756467U CN 201420040908 U CN201420040908 U CN 201420040908U CN 203756467 U CN203756467 U CN 203756467U
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- China
- Prior art keywords
- oil
- storage tank
- oil storage
- refrigeration
- described oil
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- 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.)
- Expired - Lifetime
Links
- 238000005057 refrigeration Methods 0.000 title claims abstract description 97
- 238000011084 recovery Methods 0.000 title abstract description 5
- 238000005086 pumping Methods 0.000 claims description 24
- 238000001514 detection method Methods 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 description 10
- 238000001914 filtration Methods 0.000 description 8
- 239000007787 solid Substances 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model provides a refrigeration oil recovery device, which comprises an oil storage tank, an oil filter, an oil pump, a vacuumizing device and a controller; the oil storage tank, the oil filter and the oil pump are sequentially connected to form an oil circuit circulation loop, a first outlet of the oil storage tank is connected with an inlet of the oil filter, an outlet of the oil filter is connected with an inlet of the oil pump, and a first inlet of the oil storage tank is connected with an outlet of the oil pump; the upper end of the oil storage tank is connected with the vacuumizing device, and the vacuumizing device is used for vacuumizing the oil storage tank; the controller is respectively electrically connected with the oil pump and the vacuumizing device, and the controller controls the opening and closing of the oil pump and the vacuumizing device. The utility model discloses a refrigeration oil recovery unit has saved the use amount of refrigeration oil in the test process to saved the cost of dispatching from the factory of air conditioner, realized the automated control of recovery process, saved the manpower.
Description
Technical field
The utility model relates to recovering device, particularly relates to a kind of refrigeration oil recovering device.
Background technique
Refrigeration oil is a kind of for the lubricated oil of each moving element in refrigeration compressor, and it can be compatible with each parts of refrigeration system, and the oil film forming between friction surface makes important gap location sealing.A large amount of idle call compressors, as screw machine etc. will carry out FT function test before dispatching from the factory, need to use refrigeration oil during test.And test after refrigeration oil contain a large amount of impurity, comprise solid debris and unnecessary moisture gas etc., the existence of freezing well cuts and moisture can destroy freezing oil film, make lubrication effect variation, accelerate organic acid to corrosion of metal effect, also can make additive generation hydrolysis reaction and lost efficacy, thereby the precipitation of generation, stop up oil circuit, hinder circulation and the supply of refrigeration oil, therefore can not reuse.
Current processing mode is that the impure refrigeration oil after test once is directly discarded, and the each test of every compressor will be wasted the refrigeration oil of 30L left and right, during test, because variety of issue may carry out 2～5 times, wastage is very large, has increased accordingly the cost that dispatches from the factory of air-conditioning.
Model utility content
In view of the present situation of prior art, the purpose of this utility model is to provide a kind of refrigeration oil recovering device, carries out recycling after discarded refrigeration oil is removed to magazine, saved the use amount of refrigeration oil in test process, the cost that dispatches from the factory of the air conditioner having reduced.
For achieving the above object, the utility model adopts following technological scheme:
A refrigeration oil recovering device, comprises oil storage tank, oil strainer, oil pump, vacuum pumping device and controller;
Described oil storage tank, described oil strainer and described oil pump are in turn connected to form an oil circulation loop, the first outlet of described oil storage tank connects the entrance of described oil strainer, the outlet of described oil strainer connects the entrance of described oil pump, and the first entrance of described oil storage tank connects described oily delivery side of pump;
The upper end of described oil storage tank connects described vacuum pumping device, and described vacuum pumping device is for vacuumizing described oil storage tank;
Described controller is electrically connected to described oil pump and described vacuum pumping device respectively, and described controller is controlled the opening and closing of described oil pump and described vacuum pumping device.
Therein in an embodiment, the lower end of described oil storage tank is also provided with the second outlet, described the second outlet is as the fuel outlet of described oil storage tank, and described the second outlet port is provided with the electronic valve for controlling described the second port opening and closing, and described electronic valve is electrically connected to described controller;
The upper end of described oil storage tank also arranges the second entrance, and described the second entrance is as the filler opening of described oil storage tank.
In an embodiment, also comprise pressure gauge therein, described pressure gauge is arranged on the upper end of described oil storage tank, and for detection of the internal pressure of described oil storage tank, described pressure gauge is electrically connected to described controller.
In an embodiment, also comprise oil level visor therein, described oil level visor is arranged on the sidewall of described oil storage tank, for observing the refrigeration oil oil level in described oil storage tank.
In an embodiment, the first outlet of described oil storage tank is arranged on the sidewall of described oil storage tank therein;
The first entrance of described oil storage tank is arranged on the diapire of described oil storage tank.
In an embodiment, also comprise electric heater therein, described electric heater is arranged on the bottom of described oil storage tank, for the refrigeration oil to described oil storage tank, heats, and described electric heater is electrically connected to described controller.
In an embodiment, also comprise temperature transducer therein, it is inner that described temperature transducer is arranged on described oil storage tank, and for detection of the oil temperature of the refrigeration oil in described oil storage tank, described temperature transducer is electrically connected to described controller.
In an embodiment, the quantity of described oil strainer is one or more therein, serial or parallel connection between a plurality of described oil strainers.
In an embodiment, also comprise frame therein;
Described oil storage tank, described oil strainer and described oil pump are all placed in described frame.
The beneficial effects of the utility model are:
Refrigeration oil recovering device of the present utility model by the solid impurity in oil strainer filtering refrigeration oil, by impurity such as the gas in vacuum pumping device filtering refrigeration oil and moisture, is purified and recycling to the refrigeration oil in oil storage tank simultaneously.So just save the use amount of the refrigeration oil in test process, thereby saved the cost that dispatches from the factory of air conditioner.Meanwhile, this refrigeration oil recovering device, by using vacuum pumping device, has prevented that the secondary that the natural evaporation of gas and moisture causes from sneaking into, and has guaranteed the purity of the refrigeration oil after purifying; By using controller, realized the automation of callback course and controlled, saved manpower.
Accompanying drawing explanation
Fig. 1 is refrigeration oil recovering device one embodiment's of the present utility model structural representation.
Embodiment
In order to make the technical solution of the utility model clearer, below in conjunction with accompanying drawing, refrigeration oil recovering device of the present utility model is described in further detail.Should be appreciated that specific embodiment described herein is only in order to explain the utility model and to be not used in restriction the utility model.
Be illustrated in figure 1 refrigeration oil recovering device one embodiment's of the present utility model structural representation, comprise oil storage tank 1, oil strainer 2, oil pump 3, electric heater 4, electronic valve 5, vacuum pumping device 6, oil level visor 7, pressure gauge 8, the second entrance 9, the second outlet 10, controller 11, temperature transducer 12 and frame 13.
Wherein, the material of frame 13 is iron sheet, and in other embodiments, frame 13 can also be other materials.Preferably, oil storage tank 1, oil strainer 2, oil pump 3 are all arranged on the inside of frame 13.Frame 13 wraps up oil storage tank, oil strainer, oil pump etc. like this, has played the effect of protection.
As a kind of embodiment, oil storage tank 1, oil strainer 2 and oil pump 3 are communicated with successively and are formed an oil circulation loop by pipeline.The first outlet of oil storage tank 1 connects the entrance of oil strainer 2, and the outlet of oil strainer 2 connects the entrance of oil pump 3, and the outlet of oil pump 3 connects the first entrance of oil storage tank 1.Preferably, the first outlet of oil storage tank is arranged on the sidewall of oil storage tank, and the first entrance of oil storage tank is arranged on the diapire of oil storage tank.
In the present embodiment, oil storage tank 1, oil strainer 2 and oil pump 3 are weldingly connected logical by copper pipe, have formed an oil circulation loop, and refrigeration oil circulates in this oil circulation loop.Certainly, in other embodiments, oil storage tank 1, oil strainer 2 and oil pump 3 can also adopt other Placements.Preferably, the quantity of oil strainer 2 can be for one or more, and serial or parallel connection between a plurality of oil strainers has further improved the filtering ratio of solid impurity.In the present embodiment, the quantity of oil strainer 2 is one.
The upper end of oil storage tank 1 connects vacuum pumping device 6, in the present embodiment, vacuum pumping device 6 is located at the upper end of oil storage tank 1 hermetically, for oil storage tank is vacuumized, the gas evaporating in refrigeration oil from oil storage tank and moisture are taken away, so just prevented that the secondary that the natural evaporation of gas and moisture causes from sneaking into, guaranteed the purity of the refrigeration oil after purifying.
Controller 11 is for realizing the automatic control of this refrigeration oil recovering device, and wherein, controller 11 is electrically connected to oil pump 3 and vacuum pumping device 6 respectively by guide line and power line.The opening and closing of controller 11 control oil pumps 3 and vacuum pumping device 6, and then realize automatically and controlling.Preferably, controller 11 is PLC(Programmable Logic Controller, programmable logic controller (PLC)) control cabinet.
By the solid impurity in oil strainer filtering refrigeration oil, by impurity such as the gas in vacuum pumping device filtering refrigeration oil and moisture, the refrigeration oil in oil storage tank is purified and recycling simultaneously.So just save the use amount of the refrigeration oil in test process, thereby saved the cost that dispatches from the factory of air conditioner.Meanwhile, this refrigeration oil recovering device is by using vacuum pumping device, prevented that the secondary that the natural evaporation of gas and moisture causes from sneaking into, and guaranteed the purity of the refrigeration oil after purifying; By using controller, realized the automation of callback course and controlled, saved manpower.
As a kind of embodiment, the second entrance 9 is arranged on the upper end of oil storage tank 1, and the second entrance 9 is as the filler opening of oil storage tank 1.Before this refrigeration oil recovering device work, manually refrigeration oil is poured into oil storage tank from the second entrance 9.
Preferably, the lower end of oil storage tank 1 is also provided with the second outlet 10, the second outlet 10 fuel outlets as oil storage tank 1.The second outlet 10 places are provided with electronic valve 5, and electronic valve 5 is for controlling the opening and closing of the second outlet.Preferably, electronic valve 5 is solenoid valve or mortor operated valve, and electronic valve 5 is electrically connected to controller 11, and controller 11 is controlled the opening and closing of electronic valves 5.Like this, the time that this refrigeration oil recovering device operation detected when controller reaches after the Preset Time of controller, and controller 11 is controlled electronic valve 5 and opened, and the refrigeration oil in oil storage tank flows out by the second outlet.
Preferably, pressure gauge 8 is arranged on the upper end of oil storage tank 1, for detection of the internal pressure of oil storage tank 1.And pressure gauge 8 is electrically connected to controller 11, pressure gauge 8 detects after the internal pressure of oil storage tank, sends the force value in oil storage tank 1 to controller 11.When the force value in oil storage tank is less than the preset pressure value of controller, controller is controlled this refrigeration oil recovering device and is normally worked.When the force value in oil storage tank is greater than the preset pressure value of controller, controller is out of service, the concurrent visual alarm of speaking.Like this, the judgement for staff provides vision and the sense of hearing, has improved man-machine interaction.
More preferably, oil level visor 7 is arranged on the sidewall of oil storage tank 1, for observing the refrigeration oil oil level in oil storage tank.For example, staff can monitor the refrigeration oil oil level in oil storage tanks by oil level visor 7, between the maximum capacity and minimum capacity of the oil level that makes to pour the refrigeration oil oil storage tank into from the second entrance in oil storage tank.
As a kind of embodiment, electric heater 4 is arranged on the inside of oil storage tank 1, for the refrigeration oil to oil storage tank, heats, and makes like this gas and moisture in refrigeration oil volatilize away from refrigeration oil.In the present embodiment, electric heater 4 is arranged on the bottom of oil storage tank 1, and the refrigeration oil in oil storage tank is heated fully.Preferably, electric heater 4 is welded on the bottom of oil storage tank 1.Meanwhile, electric heater 4 is electrically connected to controller 11, and controller 11 is controlled the opening and closing of electric heater 4.
Preferably, temperature transducer 12 is arranged on the inside of oil storage tank 1, for detection of the oil temperature of the refrigeration oil in oil storage tank.And temperature transducer 12 is electrically connected to controller 11, temperature transducer detects after the oil temperature of the refrigeration oil in oil storage tank, sends the oil temperature of the refrigeration oil in oil storage tank to controller.When the oil temperature of refrigeration oil is less than the preset temperature of controller, controller is controlled this refrigeration oil recovering device and is continued normal work.When the oil temperature of refrigeration oil surpasses the preset temperature of controller, the controller concurrent visual alarm of speaking out of service.Like this, the judgement for staff provides vision and the sense of hearing, has improved man-machine interaction.
The working procedure of refrigeration oil recovering device of the present utility model is as follows:
A, manually the refrigeration oil that contains impurity is poured into oil storage tank from the second entrance, and from oil level visor, observe the oil level of refrigeration oil in oil storage tank, make to pour between refrigeration oil in the oil storage tank maximum capacity and minimum capacity in oil storage tank, then seal filler opening.
After b, controller power on, press the operation button on controller, now, controller control oil pump, vacuum pumping device and electric heater are started working simultaneously, in the oil circulation loop that refrigeration oil starts to form at oil storage tank, oil strainer and oil pump, circulate.Wherein, oil strainer is for the solid impurity of filtering refrigeration oil.Meanwhile, electric heater is progressively heated to refrigeration oil the preset temperature of controller, and the gas in refrigeration oil and moisture start volatilization, then by vacuum pumping device, take away.
Force value in the oil temperature of the refrigeration oil that c, the real-time detected temperatures sensor of controller transmit and the oil storage tank that pressure gauge transmits, and the force value in the oil temperature of the refrigeration oil detecting and oil storage tank is compared with preset temperature and the preset pressure value of controller.When the oil temperature of the refrigeration oil detecting surpass the preset temperature of controller or the oil storage tank that detects in force value while surpassing the preset pressure value of controller, controller is automatically out of service, the concurrent visual alarm of speaking.
D, when the oil temperature of the refrigeration oil that controller detects and the force value in oil storage tank are all in the preset temperature of controller and the scope of preset pressure value, this refrigeration oil recovering device surpassed after the working time of controller in working time, controller is controlled electronic valve and is opened, and the refrigeration oil after purification flows out from the second outlet.
The recovery method that is used for the refrigeration oil of above-mentioned refrigeration oil recovering device, comprises the steps:
S1, controller control oil pump, vacuum pumping device and electric heater start simultaneously;
S2, detect the oil temperature of the refrigeration oil in oil storage tank, and judge whether the oil temperature of refrigeration oil is greater than the preset temperature of controller, if so, the controller concurrent visual alarm of speaking out of service; If not, normally work;
S3, detect the force value in oil storage tank, and judge whether the force value in oil storage tank is greater than the preset pressure value of controller, if so, the controller concurrent visual alarm of speaking out of service; If not, normally work;
S4, judge whether the time of the operation of this refrigeration oil recovering device reach the Preset Time of controller, if so, controller is controlled electronic valve and is opened; If not, continue normal work.
Refrigeration oil recovering device of the present utility model, by the solid impurity in oil strainer filtering refrigeration oil, the impurity such as the gas in while vacuum pumping device filtering refrigeration oil and moisture, purify and recycling to the refrigeration oil in oil storage tank.So just save the use amount of the refrigeration oil in test process, thereby saved the cost that dispatches from the factory of air conditioner.Meanwhile, this refrigeration oil recovering device, by using vacuum pumping device, has prevented that the secondary that the natural evaporation of gas and moisture causes from sneaking into, and has guaranteed the purity of the refrigeration oil after purifying; By using controller, realized the automation of callback course and controlled, saved manpower.
The above embodiment has only expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. a refrigeration oil recovering device, is characterized in that:
Comprise oil storage tank, oil strainer, oil pump, vacuum pumping device and controller;
Described oil storage tank, described oil strainer and described oil pump are in turn connected to form an oil circulation loop, the first outlet of described oil storage tank connects the entrance of described oil strainer, the outlet of described oil strainer connects the entrance of described oil pump, and the first entrance of described oil storage tank connects described oily delivery side of pump;
The upper end of described oil storage tank connects described vacuum pumping device, and described vacuum pumping device is for vacuumizing described oil storage tank;
Described controller is electrically connected to described oil pump and described vacuum pumping device respectively, and described controller is controlled the opening and closing of described oil pump and described vacuum pumping device.
2. refrigeration oil recovering device according to claim 1, is characterized in that:
The lower end of described oil storage tank is also provided with the second outlet, and described the second outlet is as the fuel outlet of described oil storage tank, and described the second outlet port is provided with the electronic valve for controlling described the second port opening and closing, and described electronic valve is electrically connected to described controller;
The upper end of described oil storage tank also arranges the second entrance, and described the second entrance is as the filler opening of described oil storage tank.
3. refrigeration oil recovering device according to claim 2, is characterized in that:
Also comprise pressure gauge, described pressure gauge is arranged on the upper end of described oil storage tank, and for detection of the internal pressure of described oil storage tank, described pressure gauge is electrically connected to described controller.
4. refrigeration oil recovering device according to claim 3, is characterized in that:
Also comprise oil level visor, described oil level visor is arranged on the sidewall of described oil storage tank, for observing the refrigeration oil oil level in described oil storage tank.
5. refrigeration oil recovering device according to claim 1, is characterized in that:
The first outlet of described oil storage tank is arranged on the sidewall of described oil storage tank;
The first entrance of described oil storage tank is arranged on the diapire of described oil storage tank.
6. according to the refrigeration oil recovering device described in claim 1-5 any one, it is characterized in that:
Also comprise electric heater, described electric heater is arranged on the bottom of described oil storage tank, for the refrigeration oil to described oil storage tank, heats, and described electric heater is electrically connected to described controller.
7. refrigeration oil recovering device according to claim 6, is characterized in that:
Also comprise temperature transducer, it is inner that described temperature transducer is arranged on described oil storage tank, and for detection of the oil temperature of the refrigeration oil in described oil storage tank, described temperature transducer is electrically connected to described controller.
8. refrigeration oil recovering device according to claim 6, is characterized in that:
The quantity of described oil strainer is one or more, serial or parallel connection between a plurality of described oil strainers.
9. refrigeration oil recovering device according to claim 6, is characterized in that:
Also comprise frame;
Described oil storage tank, described oil strainer and described oil pump are all placed in described frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420040908.0U CN203756467U (en) | 2014-01-22 | 2014-01-22 | Refrigeration oil recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420040908.0U CN203756467U (en) | 2014-01-22 | 2014-01-22 | Refrigeration oil recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756467U true CN203756467U (en) | 2014-08-06 |
Family
ID=51251750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420040908.0U Expired - Lifetime CN203756467U (en) | 2014-01-22 | 2014-01-22 | Refrigeration oil recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756467U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791222A (en) * | 2014-01-22 | 2015-07-22 | 珠海格力电器股份有限公司 | Refrigeration oil recovery device and method |
| CN107269538A (en) * | 2017-08-14 | 2017-10-20 | 珠海格力电器股份有限公司 | Oil tank system, compressor system and air conditioner |
| CN107269497A (en) * | 2017-08-14 | 2017-10-20 | 武汉杰生润滑科技有限公司 | A kind of anti-oil machine structure of running quickly of compressor |
-
2014
- 2014-01-22 CN CN201420040908.0U patent/CN203756467U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791222A (en) * | 2014-01-22 | 2015-07-22 | 珠海格力电器股份有限公司 | Refrigeration oil recovery device and method |
| CN104791222B (en) * | 2014-01-22 | 2017-03-22 | 珠海格力电器股份有限公司 | Refrigeration oil recovery device and method |
| CN107269538A (en) * | 2017-08-14 | 2017-10-20 | 珠海格力电器股份有限公司 | Oil tank system, compressor system and air conditioner |
| CN107269497A (en) * | 2017-08-14 | 2017-10-20 | 武汉杰生润滑科技有限公司 | A kind of anti-oil machine structure of running quickly of compressor |
| CN107269497B (en) * | 2017-08-14 | 2019-10-25 | 武汉杰生润滑科技有限公司 | A kind of anti-oil machine structure of running quickly of compressor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |
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| CX01 | Expiry of patent term |