CN114018085A - Device and method for cleaning air conditioner stamping oil by adopting supercritical technology - Google Patents
Device and method for cleaning air conditioner stamping oil by adopting supercritical technology Download PDFInfo
- Publication number
- CN114018085A CN114018085A CN202111289098.3A CN202111289098A CN114018085A CN 114018085 A CN114018085 A CN 114018085A CN 202111289098 A CN202111289098 A CN 202111289098A CN 114018085 A CN114018085 A CN 114018085A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- supercritical
- working chamber
- oil
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 126
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000005516 engineering process Methods 0.000 title claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 74
- 239000012459 cleaning agent Substances 0.000 claims abstract description 43
- 238000000926 separation method Methods 0.000 claims abstract description 42
- 238000011084 recovery Methods 0.000 claims abstract description 37
- 238000004080 punching Methods 0.000 claims abstract description 20
- 238000004064 recycling Methods 0.000 claims abstract description 8
- 230000009467 reduction Effects 0.000 claims abstract description 8
- 238000005086 pumping Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 230000002708 enhancing effect Effects 0.000 claims 1
- 239000012855 volatile organic compound Substances 0.000 abstract description 8
- 239000002131 composite material Substances 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 49
- 230000006872 improvement Effects 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/003—Control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G2015/006—Arrangements for processing a cleaning fluid after use, e.g. filtering and recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
A device and a method for cleaning punching oil of an air conditioner by adopting a supercritical technology comprise a supercritical generation device, a cleaning working chamber, a pumping system, a gas-liquid separation and recovery device and an oil collector, wherein the supercritical generation device is connected with the cleaning working chamber through a pipeline, the cleaning working chamber is connected with the gas-liquid separation and recovery device through a pipeline, the gas-liquid separation and recovery device is connected with the oil collector, and the cleaning working chamber comprises a jet flow pipe and a magnetic pump. And (3) cleaning the heat exchange component of the air conditioner by using a composite component cleaning agent by using a supercritical cleaning technology at normal temperature, and recovering the composite component cleaning agent after cleaning for recycling. Compare in traditional technique, do not need high temperature to toast the deoiling, solved the problem that deoiling can produce a large amount of VOCs emission under high temperature state, energy-concerving and environment-protective, improve enterprise economic benefits. Compared with the traditional method, the energy consumption of the device is reduced by 81.3%, the discharge of VOCs is reduced by 94.6%, and the effects of energy conservation and emission reduction are achieved.
Description
Technical Field
The invention relates to the technical field of air conditioner production and processing, in particular to a device and a method for cleaning air conditioner stamping oil by adopting a supercritical technology.
Background
With the continuous improvement of living standard, the air conditioner is more and more popular and is slowly a necessity in our life. The technology of air conditioning systems is also continuously developing, and the production efficiency is also improved. In the production process of the air conditioner, aluminum fins and copper pipes for heat exchange need to be punched. In order to improve the quality of stamping and bending and prevent the processing equipment from damaging the aluminum fin and the copper pipe during processing, the aluminum fin and the copper pipe are lubricated by stamping oil at present and are baked at high temperature to be removed after the processing is finished.
The air conditioner fin oil is one of stamping oils, the technical requirements of common stamping oils are not high, high-speed and fine blanking have specific requirements on lubricating oil, and the lubricating oil has better volatility, lubricity, extreme pressure property and rust resistance for the high-speed shearing fine blanking air conditioner fin oil. The air conditioner finned oil is also called fin high-speed shearing fine blanking punching oil, and the fine blanking punching oil is a novel process with few cutting, and has a series of advantages of high quality, low consumption, high efficiency and the like. The aluminum alloy sheet is widely used for fine punching parts of products such as clocks, cameras, teletypewriters and the like, is particularly suitable for high-speed fine punching and processing of aluminum thin strips of air conditioner manufacturing industry and automobile radiators, and can meet the requirements without further processing of dimensional precision, roughness of cut sections, geometric shapes and the like. But adopt stamping oil to add the heat exchange assembly who assembles air conditioner aluminium fin and copper pipe man-hour, need deoiling under the high temperature state, whole process produces a large amount of VOCs and discharges, need drop into special environmental protection equipment and carry out the rear end of processing and handle, can cause high expenditure like this, increase the economic burden of enterprise, the technology energy consumption is high moreover, and the effect is still unsatisfactory. Therefore, it is desirable to develop a device that can clean the stamping oil while avoiding the generation of large amounts of VOCs during high temperature processing.
Disclosure of Invention
In order to overcome the above disadvantages of the prior art, the present invention provides an apparatus and method for cleaning punching oil of an air conditioner by using supercritical technology, so as to solve the problems of the background art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a method for cleaning air conditioner stamping oil by adopting a supercritical technology comprises the following steps:
s1, setting pressure parameters of a device system;
s2, placing the processed oil-containing heat exchange assembly on a workbench frame, opening a front sealing door of a cleaning working chamber, conveying the workbench frame to a set position of the cleaning working chamber through a fork conveying device, and closing the front sealing door and a rear sealing door of the cleaning working chamber;
s3, conveying the gas cleaning agent into a supercritical generation device, and converting the gas cleaning agent into supercritical cleaning agent liquid;
s4, starting a pump and a control valve between the supercritical generation device and the cleaning working chamber to enable cleaning agent liquid to enter the cleaning working chamber through a pipeline and keep the liquid in a supercritical state;
s5, starting a magnetic pump for cleaning the working chamber, and starting cleaning of the oil-containing heat exchange assembly by using a cleaning agent liquid pumped out by the magnetic pump at a certain speed through a jet pipe for 1-3 min;
s6, after cleaning, closing a pump and a control valve between the supercritical generation device and the cleaning working chamber, closing the magnetic pump, opening the pump and the control valve between the cleaning working chamber and the gas-liquid separation and recovery device, and sending the cleaned supercritical liquid containing the stamping oil to the gas-liquid separation and recovery device;
s7, reducing the pressure of the cleaning working chamber to normal pressure, opening a rear sealing door, taking out the cleaned heat exchange assembly by using a fork conveying device, transferring the heat exchange assembly to the next procedure, and repeating the steps S1-S7;
s8, the gas-liquid separation and recovery device performs pressure reduction gas-liquid separation, a pump and a control valve between the gas-liquid separation and recovery device and the supercritical generation device are opened, the gas cleaning agent still keeping a certain pressure is conveyed back to the supercritical generation device for recycling, and liquid punching oil is recovered into the oil collector.
As a further improvement of the invention: the pressure parameters comprise maximum bearing pressure, the maximum bearing pressure is set to be 15MPa, and the maximum bearing pressure is set according to the material characteristics of the cleaning agent.
As a further improvement of the invention: the pressure parameters comprise working pressure, the working pressure is set to be 7.5-8.5 MPa, the working pressure is set according to the material characteristics of the cleaning agent, and the working pressure is smaller than the maximum bearing pressure.
As a further improvement of the invention: the cleaning agent is one or more of carbon dioxide, gaseous alkane and fluorinated alkane, and is selected according to the material of the cleaning object.
A device for cleaning punching oil of an air conditioner by adopting a supercritical technology comprises a supercritical generation device, a cleaning working chamber, a pumping system, a gas-liquid separation and recovery device and an oil collector, wherein the supercritical generation device is connected with the cleaning working chamber through a pipeline, the cleaning working chamber is connected with the gas-liquid separation and recovery device through a pipeline, the gas-liquid separation and recovery device is connected with the oil collector, and the cleaning working chamber comprises a jet flow pipe and a magnetic pump.
As a further improvement of the invention: the device for cleaning the stamping oil of the air conditioner is provided with a single or a plurality of cleaning working chambers, and each cleaning working chamber is provided with a front sealing door and a rear sealing door.
The cleaning working chambers can work alternately, so that the continuity of a production line is ensured, and the production efficiency is improved.
As a further improvement of the invention: the inside one side of washing studio is fixed and is equipped with jet-propelled pipe and magnetic drive pump, the jet-propelled pipe is connected with the magnetic drive pump, but jet-propelled pipe and magnetic drive pump vertical motion.
As a further improvement of the invention: the nozzle of the jet pipe is opposite to one port of the heat exchange assembly copper pipe, the distance is kept between 1 cm and 10cm, and the purpose is to enhance the cleaning of the interior of the copper pipe.
As a further improvement of the invention: the pumping system comprises a plurality of pumps, a plurality of control valves and pipelines, wherein the pumps and the control valves are arranged on the pipelines, the pumps are used for increasing the pressure of liquid in the pipelines, and the control valves are used for controlling the opening and closing of the pipelines.
As a further improvement of the invention: and a pump and a control valve are arranged on a pipeline between the supercritical generation device and the cleaning working chamber.
As a further improvement of the invention: and a pump and a control valve are arranged on a pipeline between the cleaning working chamber and the gas-liquid separation and recovery device.
As a further improvement of the invention: and a pump and a control valve are arranged on a pipeline between the gas-liquid separation and recovery device and the supercritical generation device.
As a further improvement of the invention: the device for cleaning the stamping oil of the air conditioner further comprises a working table frame and a forking device, wherein the working table frame is used for placing and fixing the heat exchange assemblies, and the plurality of heat exchange assemblies are conveniently placed into the cleaning working chamber at one time and fixed in set positions.
Compared with the prior art, the invention has the beneficial effects that: at normal temperature, a supercritical cleaning technology is adopted, and a composite component cleaning agent is used for cleaning an air conditioner heat exchange assembly, mainly used for cleaning stamping oil on an air conditioner aluminum fin and a copper pipe, and meanwhile, the composite component cleaning agent is recovered after cleaning for recycling. Compare in traditional technique, do not need high temperature to toast the deoiling, solved the problem that deoiling can produce a large amount of VOCs emission under high temperature state, energy-concerving and environment-protective, improve enterprise economic benefits. Compared with the traditional method, the energy consumption is reduced by 81.3% after the device is adopted, the discharge of VOCs is reduced by 94.6%, and the effects of energy conservation and emission reduction are achieved.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
FIG. 2 is a schematic view of a cleaning chamber according to the present invention;
FIG. 3 is a process flow diagram of the present invention.
Detailed Description
The invention will now be further described with reference to the accompanying description and examples, as shown in figures 1, 2 and 3:
the first embodiment is as follows:
the embodiment provides a method for cleaning air conditioner stamping oil by adopting a supercritical technology, which comprises the following steps:
s1, setting pressure parameters of a device system;
s2, placing the processed oil-containing heat exchange assembly on a workbench frame, opening a front sealing door 23 of the cleaning working chamber 2, conveying the workbench frame to a set position of the cleaning working chamber 2 through a forking device, and closing the front sealing door 23 and a rear sealing door 24 of the cleaning working chamber 2;
s3, feeding the gas cleaning agent into the supercritical generation device 1, and converting the gas cleaning agent into supercritical cleaning agent liquid;
s4, starting a pump 32 and a control valve 33 between the supercritical generation device 1 and the cleaning working chamber 2, so that cleaning agent liquid enters the cleaning working chamber 2 through a pipeline 31, and keeping the liquid in a supercritical state;
s5, starting a magnetic pump 22 of the cleaning working chamber 2, and starting cleaning of the oil-containing heat exchange assembly by the magnetic pump 22 through a jet pipe 21 for 2min, wherein the cleaning agent liquid is pumped out at a certain speed;
s6, after cleaning, closing the pump 32 and the control valve 33 between the supercritical generation device 1 and the cleaning working chamber 2, closing the magnetic pump 22, opening the pump 32 and the control valve 33 between the cleaning working chamber 2 and the gas-liquid separation recovery device 4, and sending the cleaned supercritical liquid containing the punching oil to the gas-liquid separation recovery device 4;
s7, the cleaning working chamber 2 is reduced to normal pressure, the rear sealing door 24 is opened, the cleaned heat exchange assembly is taken out by using a fork conveying device and transferred to the next procedure, and the steps S1-S7 are repeated;
s8, the gas-liquid separation and recovery device 4 performs pressure reduction gas-liquid separation, a pump 32 and a control valve 33 between the gas-liquid separation and recovery device 4 and the supercritical generation device 1 are opened, the gas cleaning agent still keeping a certain pressure is conveyed back to the supercritical generation device 1 for recycling, and the liquid punching oil is recovered into the oil collector 5.
The pressure parameters include a maximum withstand pressure, which is set to 15 MPa.
The pressure parameter comprises a working pressure, and the working pressure is set to be 8.0 MPa.
The cleaning agent is carbon dioxide.
A device for cleaning air conditioner stamping oil by adopting a supercritical technology comprises a supercritical generation device 1, a cleaning working chamber 2, a pumping system 3, a gas-liquid separation recovery device 4 and an oil collector 5, wherein the supercritical generation device 1 is connected with the cleaning working chamber 2 through a pipeline 31, the cleaning working chamber 2 is connected with the gas-liquid separation recovery device 4 through a pipeline 31, the gas-liquid separation recovery device 4 is connected with the oil collector 5, and the cleaning working chamber 2 comprises a jet pipe 21 and a magnetic pump 22.
The device for cleaning the stamping oil of the air conditioner is provided with a single or a plurality of cleaning working chambers 2, and the cleaning working chambers 2 are provided with front sealing doors 23 and rear sealing doors 24.
The cleaning working chambers 2 can work alternately, so that the continuity of a production line is ensured, and the production efficiency is improved.
The inside one side of washing studio 2 is fixed and is equipped with jet tube 21 and magnetic drive pump 22, jet tube 21 is connected with magnetic drive pump 22, but jet tube 21 and magnetic drive pump 22 vertical motion.
The distance between the jet pipe 21 and the heat exchange assembly is 1-10 cm, and the outlet of the jet pipe 21 is opposite to the cleaning inlet of the heat exchange assembly.
The pumping system 3 comprises a plurality of pumps 32, a plurality of control valves 33 and a pipeline 31, wherein the pumps 32 and the control valves 33 are arranged on the pipeline 31, the pumps 32 are used for increasing the pressure of liquid in the pipeline 31, and the control valves 33 are used for controlling the opening and closing of the pipeline 31.
A pipeline 31 between the supercritical generating device 1 and the cleaning working chamber 2 is provided with a pump 32 and a control valve 33.
A pump 32 and a control valve 33 are provided in a pipe 31 between the cleaning chamber 2 and the gas-liquid separation and recovery device 4.
A pump 32 and a control valve 33 are provided in a pipe 31 between the gas-liquid separation and recovery device 4 and the supercritical generator 1.
The device for cleaning the stamping oil of the air conditioner further comprises a working table frame and a forking device, wherein the working table frame is used for placing and fixing the heat exchange assembly, and the heat exchange assembly is conveniently placed in a cleaning working chamber and fixed in a set position.
The second embodiment:
the second embodiment provides a method for cleaning air conditioner stamping oil by using a supercritical technology, which comprises the following steps:
s1, setting pressure parameters of a device system;
s2, placing the processed oil-containing heat exchange assembly on a workbench frame, opening a front sealing door 23 of the cleaning working chamber 2, conveying the workbench frame to a set position of the cleaning working chamber 2 through a forking device, and closing the front sealing door 23 and a rear sealing door 24 of the cleaning working chamber 2;
s3, feeding the gas cleaning agent into the supercritical generation device 1, and converting the gas cleaning agent into supercritical cleaning agent liquid;
s4, starting a pump 32 and a control valve 33 between the supercritical generation device 1 and the cleaning working chamber 2, so that cleaning agent liquid enters the cleaning working chamber 2 through a pipeline 31, and keeping the liquid in a supercritical state;
s5, starting a magnetic pump 22 of the cleaning working chamber 2, and starting cleaning of the oil-containing heat exchange assembly by the magnetic pump 22 through a jet pipe 21 for 1min, wherein the cleaning agent liquid is pumped out at a certain speed;
s6, after cleaning, closing the pump 32 and the control valve 33 between the supercritical generation device 1 and the cleaning working chamber 2, closing the magnetic pump 22, opening the pump 32 and the control valve 33 between the cleaning working chamber 2 and the gas-liquid separation recovery device 4, and sending the cleaned supercritical liquid containing the punching oil to the gas-liquid separation recovery device 4;
s7, the cleaning working chamber 2 is reduced to normal pressure, the rear sealing door 24 is opened, the cleaned heat exchange assembly is taken out by using a fork conveying device and transferred to the next procedure, and the steps S1-S7 are repeated;
s8, the gas-liquid separation and recovery device 4 performs pressure reduction gas-liquid separation, a pump 32 and a control valve 33 between the gas-liquid separation and recovery device 4 and the supercritical generation device 1 are opened, the gas cleaning agent still keeping a certain pressure is conveyed back to the supercritical generation device 1 for recycling, and the liquid punching oil is recovered into the oil collector 5.
The pressure parameters include a maximum withstand pressure, which is set to 15 MPa.
The pressure parameter comprises a working pressure, and the working pressure is set to be 7.5 MPa.
The cleaning agent is carbon dioxide.
The third embodiment is as follows:
the third embodiment provides a method for cleaning air conditioner stamping oil by using a supercritical technology, which includes the following steps:
s1, setting pressure parameters of a device system;
s2, placing the processed oil-containing heat exchange assembly on a workbench frame, opening a front sealing door 23 of the cleaning working chamber 2, conveying the workbench frame to a set position of the cleaning working chamber 2 through a forking device, and closing the front sealing door 23 and a rear sealing door 24 of the cleaning working chamber 2;
s3, feeding the gas cleaning agent into the supercritical generation device 1, and converting the gas cleaning agent into supercritical cleaning agent liquid;
s4, starting a pump 32 and a control valve 33 between the supercritical generation device 1 and the cleaning working chamber 2, so that cleaning agent liquid enters the cleaning working chamber 2 through a pipeline 31, and keeping the liquid in a supercritical state;
s5, starting a magnetic pump 22 of the cleaning working chamber 2, and starting cleaning of the oil-containing heat exchange assembly by the magnetic pump 22 through a jet pipe 21 for 3min, wherein the cleaning agent liquid is pumped out at a certain speed;
s6, after cleaning, closing the pump 32 and the control valve 33 between the supercritical generation device 1 and the cleaning working chamber 2, closing the magnetic pump 22, opening the pump 32 and the control valve 33 between the cleaning working chamber 2 and the gas-liquid separation recovery device 4, and sending the cleaned supercritical liquid containing the punching oil to the gas-liquid separation recovery device 4;
s7, the cleaning working chamber 2 is reduced to normal pressure, the rear sealing door 24 is opened, the cleaned heat exchange assembly is taken out by using a fork conveying device and transferred to the next procedure, and the steps S1-S7 are repeated;
s8, the gas-liquid separation and recovery device 4 performs pressure reduction gas-liquid separation, a pump 32 and a control valve 33 between the gas-liquid separation and recovery device 4 and the supercritical generation device 1 are opened, the gas cleaning agent still keeping a certain pressure is conveyed back to the supercritical generation device 1 for recycling, and the liquid punching oil is recovered into the oil collector 5.
The pressure parameters include a maximum withstand pressure, which is set to 15 MPa.
The pressure parameter comprises a working pressure, and the working pressure is set to be 8.5 MPa.
The cleaning agent is carbon dioxide.
The main functions of the invention are as follows: at normal temperature, a supercritical cleaning technology is adopted, and a composite component cleaning agent is used for cleaning an air conditioner heat exchange assembly, mainly used for cleaning stamping oil on an air conditioner aluminum fin and a copper pipe, and meanwhile, the composite component cleaning agent is recovered after cleaning for recycling. Compare in traditional technique, do not need high temperature to toast the deoiling, solved the problem that deoiling can produce a large amount of VOCs emission under high temperature state, energy-concerving and environment-protective, improve enterprise economic benefits. Compared with the traditional method, the energy consumption is reduced by 81.3% after the device is adopted, the discharge of VOCs is reduced by 94.6%, and the effects of energy conservation and emission reduction are achieved.
In summary, after reading the present disclosure, those skilled in the art can make various other corresponding changes without creative mental labor according to the technical solutions and concepts of the present disclosure, and all of them are within the protection scope of the present disclosure.
Claims (9)
1. A method for cleaning air conditioner stamping oil by adopting a supercritical technology is characterized by comprising the following steps:
s1, setting pressure parameters of a device system;
s2, placing the processed oil-containing heat exchange assembly on a workbench frame, opening a front sealing door of a cleaning working chamber, conveying the workbench frame to a set position of the cleaning working chamber through a fork conveying device, and closing the front sealing door and a rear sealing door of the cleaning working chamber;
s3, conveying the gas cleaning agent into a supercritical generation device, and converting the gas cleaning agent into supercritical cleaning agent liquid;
s4, starting a pump and a control valve between the supercritical generation device and the cleaning working chamber to enable cleaning agent liquid to enter the cleaning working chamber through a pipeline and keep the liquid in a supercritical state;
s5, starting a magnetic pump for cleaning the working chamber, and starting cleaning of the oil-containing heat exchange assembly by using a cleaning agent liquid pumped out by the magnetic pump at a certain speed through a jet pipe for 1-3 min;
s6, after cleaning, closing a pump and a control valve between the supercritical generation device and the cleaning working chamber, closing the magnetic pump, opening the pump and the control valve between the cleaning working chamber and the gas-liquid separation and recovery device, and sending the cleaned supercritical liquid containing the stamping oil to the gas-liquid separation and recovery device;
s7, reducing the pressure of the cleaning working chamber to normal pressure, opening a rear sealing door, taking out the cleaned heat exchange assembly by using a fork conveying device, transferring the heat exchange assembly to the next procedure, and repeating the steps S1-S7;
s8, the gas-liquid separation and recovery device performs pressure reduction gas-liquid separation, a pump and a control valve between the gas-liquid separation and recovery device and the supercritical generation device are opened, the gas cleaning agent still keeping a certain pressure is conveyed back to the supercritical generation device for recycling, and liquid punching oil is recovered into the oil collector.
2. The method for cleaning the air conditioner stamping oil by the supercritical technology as claimed in claim 1, wherein: the pressure parameters include a maximum withstand pressure, which is set to 15 MPa.
3. The method for cleaning the air conditioner stamping oil by adopting the supercritical technology as claimed in claim 2, wherein the method comprises the following steps: the pressure parameters comprise working pressure, and the working pressure is set to be 7.5-8.5 MPa.
4. The method for cleaning the air conditioner stamping oil by the supercritical technology as claimed in claim 3, wherein: and step S2, the cleaning agent is carbon dioxide.
5. The utility model provides an adopt supercritical technology to wash device of air conditioner punching press oil which characterized in that: the device comprises a supercritical generation device, a cleaning working chamber, a pumping system, a gas-liquid separation recovery device and an oil collector, wherein the supercritical generation device is connected with the cleaning working chamber through a pipeline, the cleaning working chamber is connected with the gas-liquid separation recovery device through a pipeline, the gas-liquid separation recovery device is connected with the oil collector, the gas-liquid separation recovery device is connected with the supercritical generation device through a pipeline, and the cleaning working chamber comprises a jet flow pipe and a magnetic pump.
6. The device for cleaning the punching oil of the air conditioner by adopting the supercritical technology as claimed in claim 5, wherein: the device for cleaning the stamping oil of the air conditioner is provided with a single or a plurality of cleaning working chambers, and each cleaning working chamber is provided with a front sealing door and a rear sealing door.
7. The device for cleaning the punching oil of the air conditioner by adopting the supercritical technology as claimed in claim 6, wherein: and a jet pipe and a magnetic pump are fixedly arranged on one side of the interior of the cleaning working chamber, and the jet pipe is connected with the magnetic pump.
8. The device for cleaning the punching oil of the air conditioner by adopting the supercritical technology as claimed in claim 7, is characterized in that: the nozzle of the jet pipe is right opposite to the nozzle of one end of the heat exchange assembly copper pipe, and the distance between the jet pipe and the nozzle of the heat exchange assembly copper pipe is 1-10 cm, so that the aim of enhancing the cleaning effect on the inside of the copper pipe is fulfilled.
9. The device for cleaning the punching oil of the air conditioner by adopting the supercritical technology as claimed in claim 6, wherein: the pumping system comprises a plurality of pumps, a plurality of control valves and pipelines, and the pumps and the control valves are arranged on the pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111289098.3A CN114018085A (en) | 2021-11-02 | 2021-11-02 | Device and method for cleaning air conditioner stamping oil by adopting supercritical technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111289098.3A CN114018085A (en) | 2021-11-02 | 2021-11-02 | Device and method for cleaning air conditioner stamping oil by adopting supercritical technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114018085A true CN114018085A (en) | 2022-02-08 |
Family
ID=80059740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111289098.3A Pending CN114018085A (en) | 2021-11-02 | 2021-11-02 | Device and method for cleaning air conditioner stamping oil by adopting supercritical technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114018085A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0587168A1 (en) * | 1992-09-11 | 1994-03-16 | Linde Aktiengesellschaft | Cleaning installation with liquid or supercritical gases |
| JPH1024270A (en) * | 1996-07-10 | 1998-01-27 | Mitsubishi Kakoki Kaisha Ltd | Cleaning method using supercritical fluid as cleaning fluid |
| JPH1094767A (en) * | 1996-09-25 | 1998-04-14 | Sharp Corp | Supercritical fluid washing device |
| JPH10165911A (en) * | 1996-12-12 | 1998-06-23 | Sharp Corp | Method for discharging supercritical fluid and apparatus for cleaning with supercritical fluid |
| JPH11216437A (en) * | 1998-01-30 | 1999-08-10 | Sharp Corp | Supercritical fluid washing method and supercritical fluid washing device |
| JP2004249220A (en) * | 2003-02-20 | 2004-09-09 | Seiko Epson Corp | Supercritical reaction apparatus, method for recovering supercritical fluid, and method for producing electro-optical panel using the same |
| CN101740344A (en) * | 2008-11-25 | 2010-06-16 | 台湾积体电路制造股份有限公司 | Method and apparatus for cleaning semiconductor device fabrication equipment |
| TWM452809U (en) * | 2012-12-21 | 2013-05-11 | Ze-Min Jia | Atomization structure for enhancing performance of supercritical fluid technique |
| CN103406304A (en) * | 2012-09-29 | 2013-11-27 | 山东常林机械集团股份有限公司 | Method for cleaning precision part through supercritical carbon dioxide under assist of ultrasonic wave |
| CN106733945A (en) * | 2016-12-30 | 2017-05-31 | 上海颐柏热处理设备有限公司 | A kind of supercriticality purging system and method |
| CN111974752A (en) * | 2020-07-17 | 2020-11-24 | 洛阳麦透锋科技发展有限公司 | Supercritical fluid cleaning method and device |
-
2021
- 2021-11-02 CN CN202111289098.3A patent/CN114018085A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0587168A1 (en) * | 1992-09-11 | 1994-03-16 | Linde Aktiengesellschaft | Cleaning installation with liquid or supercritical gases |
| JPH1024270A (en) * | 1996-07-10 | 1998-01-27 | Mitsubishi Kakoki Kaisha Ltd | Cleaning method using supercritical fluid as cleaning fluid |
| JPH1094767A (en) * | 1996-09-25 | 1998-04-14 | Sharp Corp | Supercritical fluid washing device |
| JPH10165911A (en) * | 1996-12-12 | 1998-06-23 | Sharp Corp | Method for discharging supercritical fluid and apparatus for cleaning with supercritical fluid |
| JPH11216437A (en) * | 1998-01-30 | 1999-08-10 | Sharp Corp | Supercritical fluid washing method and supercritical fluid washing device |
| JP2004249220A (en) * | 2003-02-20 | 2004-09-09 | Seiko Epson Corp | Supercritical reaction apparatus, method for recovering supercritical fluid, and method for producing electro-optical panel using the same |
| CN101740344A (en) * | 2008-11-25 | 2010-06-16 | 台湾积体电路制造股份有限公司 | Method and apparatus for cleaning semiconductor device fabrication equipment |
| CN103406304A (en) * | 2012-09-29 | 2013-11-27 | 山东常林机械集团股份有限公司 | Method for cleaning precision part through supercritical carbon dioxide under assist of ultrasonic wave |
| TWM452809U (en) * | 2012-12-21 | 2013-05-11 | Ze-Min Jia | Atomization structure for enhancing performance of supercritical fluid technique |
| CN106733945A (en) * | 2016-12-30 | 2017-05-31 | 上海颐柏热处理设备有限公司 | A kind of supercriticality purging system and method |
| CN111974752A (en) * | 2020-07-17 | 2020-11-24 | 洛阳麦透锋科技发展有限公司 | Supercritical fluid cleaning method and device |
Non-Patent Citations (1)
| Title |
|---|
| 韩东兴: "《移动作业机器人感知、规划与控制》", 30 April 2005, 中国石化出版社, pages: 291 - 207 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3333530C2 (en) | Vacuum retention device for a steam power plant | |
| DE102007042791A1 (en) | Pump e.g. piston pump, or compressors e.g. displacement compressor, for passenger/commercial vehicle, have drive unit moving mobile conveying unit, where conveying unit is driven by deformation of shape memory alloy of drive unit | |
| CN204052953U (en) | A kind of lathe with air-cooling apparatus | |
| CN218093363U (en) | Air compressor machine waste heat utilization equipment | |
| CN103464986B (en) | A kind of method manufacturing automobile air conditioner silencer | |
| CN104191183A (en) | Metal composite pipe production method | |
| CN203685588U (en) | Waste heat recovery device of oil-free screw air compressor | |
| CN114018085A (en) | Device and method for cleaning air conditioner stamping oil by adopting supercritical technology | |
| CN202520561U (en) | Heat recovery system of water cooling oil-free screw air compressor | |
| CN211876532U (en) | Drying and recycling system | |
| CN209324790U (en) | Oil gear | |
| CN105251787A (en) | Clean production method for rolled type finned heat radiation pipe | |
| CN112605322A (en) | Cooling method for thread rolling forming of aluminum alloy fastener for aerospace | |
| CN113953339A (en) | Wire drawing device is used in enameled wire production | |
| CN207740143U (en) | A kind of novel air compressor | |
| CN104748614B (en) | A kind of oil cooler inner cavity cleaning machine and method of work | |
| CN207486411U (en) | The mating lubricating oil station of reciprocating compressor applied to host tape spindle nose pump | |
| CN204240840U (en) | A kind of wire drawing oil cooling and knot screen automatically | |
| CN220871560U (en) | Aluminum radiator for agricultural equipment | |
| CN110538985A (en) | heat abstractor of non ferrous metal casting manufacturing usefulness | |
| CN219541461U (en) | Automatic punching machine for automobile cross beam | |
| CN219734499U (en) | Novel stainless steel tube assembly for refrigeration | |
| CN210656763U (en) | Injection vacuum system for producing polycarbonate by non-phosgene method | |
| CN215984052U (en) | Ultra-high molecular weight polyethylene soft water cooler with enhanced cooling effect | |
| CN210676397U (en) | Cooling system for wire drawing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |