CN111009818B - Double-cooling system of laser cooler - Google Patents
Double-cooling system of laser cooler Download PDFInfo
- Publication number
- CN111009818B CN111009818B CN201911341728.XA CN201911341728A CN111009818B CN 111009818 B CN111009818 B CN 111009818B CN 201911341728 A CN201911341728 A CN 201911341728A CN 111009818 B CN111009818 B CN 111009818B
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- 238000001816 cooling Methods 0.000 title claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 184
- 230000001502 supplementing effect Effects 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 230000009977 dual effect Effects 0.000 claims description 11
- 238000005057 refrigeration Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 10
- 230000003020 moisturizing effect Effects 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009770 conventional sintering Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/04—Arrangements for thermal management
- H01S3/0404—Air- or gas cooling, e.g. by dry nitrogen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/04—Arrangements for thermal management
- H01S3/0407—Liquid cooling, e.g. by water
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a double-cooling system of a laser cooler, which comprises a water-cooling system, an air-cooling system and a water supplementing assembly, wherein the water-cooling system comprises a support frame, a box body, a first water pump, a first water inlet pipe, a snakelike heat exchange pipe and a first water outlet pipe, the air-cooling system comprises a fan, a first main pipe, a second main pipe, a plurality of first branch pipes, a plurality of second branch pipes, a plurality of air distribution discs and a plurality of radiating fins, and the water supplementing assembly comprises a water supplementing tank body, a second water pump, a liquid level meter and a water supplementing pipe. According to the invention, hot water of the cooler is introduced into the box body through the second water inlet pipe, and external cold water is introduced into the serpentine heat exchange pipe through the first water pump, so that the hot water in the box body is subjected to heat exchange and cooling, and the water cooling process is realized; outside cold air is introduced into the inside of the first branch pipe through the fan, water inside the box body is cooled, air is blown to the side part of the box body through the matching of the second branch pipe and the air distribution disc, the air cooling process is achieved, and good heat exchange is achieved integrally.
Description
Technical Field
The invention relates to the technical field of laser coolers, in particular to a double-cooling system of a laser cooler.
Background
The laser sintering technology, which is a technology for sintering powder pressed compacts by taking laser as a heat source and sintering materials which are not easy to finish in a conventional sintering furnace, has unique advantages, is suitable for sintering small-area and thin-sheet products due to small concentration and penetration capacity of laser beams, and is easy to sinter powder or thin-sheet pressed compacts which are different from matrix components together.
In the operation of laser instrument, can produce certain heat, if not timely cool off, then can influence the effect of laser emission laser and its life, so generally all need use the laser cooler to cool off the laser instrument, this cold water that just leads to the inside laser cooler is heated, needs cool off the water of heating to convenient follow-up used of recycling.
At present, generally only carry out the heat transfer through the mode of water-cooling heat transfer to the cooling of laser cooler discharge hot water, the effect of heat transfer is relatively poor, is unfavorable for reaching the hot water effective cooling of laser cooler discharge, influences laser cooler's use.
Disclosure of Invention
The present invention is directed to a dual cooling system of a laser cooler to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a dual cooling system for a laser cooler, comprising:
the water cooling system comprises a support frame, a box body, a first water pump, a first water inlet pipe, a serpentine heat exchange pipe and a first water outlet pipe, wherein the box body is fixedly installed on the upper portion of the support frame through bolts;
the air cooling system comprises a fan, a first main pipe, a second main pipe, a plurality of first branch pipes, a plurality of second branch pipes, a plurality of air distribution discs and a plurality of radiating fins, wherein the fan is installed on the side portion of the supporting frame through a fan seat, the first main pipe is connected to the air outlet end of the fan through a flange in a sealing mode, the plurality of first branch pipes are all installed on the side portion of the first main pipe, the plurality of first branch pipes penetrate through the two side walls of the box body and are connected with the side portion of the second main pipe, the plurality of first branch pipes are located at the lower portion of the snake-shaped heat exchange pipe, the plurality of second branch pipes are all installed on the side portion of the plurality of first branch pipes, the plurality of air distribution discs are all installed at the air outlet end of the plurality of second branch pipes, the plurality of radiating fins are all welded on the side portion;
and the water replenishing assembly comprises a water replenishing tank body, a second water pump, a liquid level meter and a water replenishing pipe, wherein the water replenishing tank body is erected on the upper portion of the support frame, the upper portion of the water replenishing tank body is communicated with the water outlet end of the second water outlet pipe, the second water pump is installed on the upper portion of the water replenishing tank body through a water pump seat, the water replenishing pipe is installed on the lateral portion of the water replenishing tank body, the output end of the second water pump is communicated with the water inlet end of the water replenishing pipe, the liquid level meter is installed inside the water replenishing tank body, the lower portion of the water replenishing tank body is connected with a third water drain pipe, the water discharging end of the third water drain pipe is provided with the third water pump, the water outlet end of the third water pump is provided with.
Preferably, the upper portion of the box body is provided with an overflow pipe, a supporting block for supporting the snakelike heat exchange pipe is arranged in the box body, and sealing rings are arranged at the positions where the box body is connected with the first branch pipes.
Preferably, the electric control valve is installed in the middle part of first inlet tube and second inlet tube, digital thermometer is installed to the lateral part of first inlet tube.
Preferably, a gas flowmeter is installed in the middle of the first main pipe, and the first main pipe and the second main pipe are respectively located on two sides of the box body.
Preferably, the radiating fins are arranged in a strip block shape, the radiating fins are aluminum alloy radiating fins, and the middle of each radiating fin is equidistantly provided with ventilation holes.
Preferably, the air inlet end of the fan is connected with an air inlet pipe, the end part of the air inlet pipe is provided with an air inlet cover, and the inner side of the air inlet cover is provided with a filter screen.
Preferably, the cross section of each group of gas distribution discs is arranged in a circular ring shape, and the diameter of each group of gas distribution discs is 5cm-8 cm.
Preferably, a plurality of refrigeration pieces are installed on the side portion of the water replenishing tank body through bolts, and the refrigeration ends of the refrigeration pieces are inserted into the water replenishing tank body.
Compared with the prior art, the invention has the beneficial effects that:
1. hot water in the cooler is introduced into the box body through the second water inlet pipe, and external cold water is introduced into the serpentine heat exchange pipe through the first water pump to exchange heat and cool the hot water in the box body, so that a water cooling process is realized;
2. the fan is used for introducing external cold air into the first branch pipe to dissipate heat of water in the box body, the second branch pipe is matched with the air distribution disc to blow air to the side part of the radiating fin, the radiating fin conducts heat of hot water in the box body, the air cooling process is realized, and good heat exchange is integrally achieved;
3. the water after cooling gets into the inside of the moisturizing jar body through the second outlet pipe, through the inside moisturizing of the second water pump to the moisturizing jar body to realize the refrigeration process through the refrigeration piece, further realization cooling process gets into the end through the cold water that the third water pump got into laser cooler again after the cooling.
Drawings
FIG. 1 is a schematic front cross-sectional view of the present invention;
FIG. 2 is a schematic top sectional view of a portion of the serpentine heat exchange tube of the present invention;
FIG. 3 is a schematic top cross-sectional view of a first leg segment configuration of the present invention;
FIG. 4 is a side cross-sectional view of the structure of the gas-distributing disk portion of the present invention.
In the figure: 1. a water cooling system; 101. a support frame; 102. a box body; 103. a first water pump; 104. a first water inlet pipe; 105. a serpentine heat exchange tube; 106. a first water outlet pipe; 107. a second water inlet pipe; 108. a second water outlet pipe; 2. an air cooling system; 201. a fan; 202. a first main pipe; 203. a second main pipe; 204. a first branch pipe; 205. a second branch pipe; 206. a gas distribution plate; 207. a heat sink; 3. a water replenishing assembly; 301. a water replenishing tank body; 302. a second water pump; 303. a liquid level meter; 304. a water replenishing pipe; 305. a third drain pipe; 306. a third water pump; 307. a fourth drain pipe; 308. a quick coupling; 4. an overflow pipe; 5. a support block; 6. a seal ring; 7. an electric control valve; 8. a digital thermometer; 9. a gas flow meter; 10. a vent hole; 11. an air inlet pipe; 12. an air intake hood; 13. a filter screen; 14. a refrigeration sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a dual cooling system for a laser cooler, comprising: the water cooling system 1 comprises a support frame 101, a box body 102, a first water pump 103, a first water inlet pipe 104, a serpentine heat exchange pipe 105 and a first water outlet pipe 106, wherein the box body 102 is fixedly arranged at the upper part of the support frame 101 through bolts, the first water pump 103 is arranged at the side part of the support frame 101 through a water pump seat, the first water inlet pipe 104 is arranged at the side part of the box body 102, the water outlet end of the first water pump 103 is communicated with the water inlet end of the first water inlet pipe 104, the first water outlet pipe 106 is arranged at the side part of the box body 102, the serpentine heat exchange pipe 105 is arranged in the box body 102, the water inlet end of the serpentine heat exchange pipe 105 is communicated with the first water inlet pipe 104, the water outlet end of the serpentine heat exchange pipe 105 is communicated with the first water outlet pipe 106, the upper part of the box body 102 is connected with a second water inlet pipe 107, a supporting block 5 for supporting the serpentine heat exchange tube 105 is arranged in the box body 102, sealing rings 6 are arranged at the connecting parts of the box body 102 and the first branch tubes 204, electric regulating valves 7 are arranged in the middle parts of the first water inlet tube 104 and the second water inlet tube 107, and a digital thermometer 8 is arranged on the side part of the first water inlet tube 104;
the air cooling system 2 comprises a fan 201, a first main pipe 202, a second main pipe 203, a plurality of first branch pipes 204, a plurality of second branch pipes 205, a plurality of air distribution discs 206 and a plurality of radiating fins 207, wherein the fan 201 is installed on the side portion of a support frame 101 through a fan seat, an air inlet end of the fan 201 is connected with an air inlet pipe 11, an air inlet cover 12 is installed at the end portion of the air inlet pipe 11, a filter screen 13 is installed on the inner side of the air inlet cover 12, the first main pipe 202 is connected to an air outlet end of the fan 201 through a flange seal, a gas flowmeter 9 is installed in the middle of the first main pipe 202, the first main pipe 202 and the second main pipe 203 are respectively located on two sides of a box body 102, the plurality of first branch pipes 204 are all installed on the side portion of the first main pipe 202, the plurality of first branch pipes 204 all penetrate through two side walls of the box body 102 and are connected with the side portion of the second main pipe 203, the plurality of first branch pipes, the plurality of gas distribution discs 206 are all arranged at the gas outlet ends of the plurality of second branch pipes 205, the section of each group of gas distribution discs 206 is arranged in a ring shape, the diameter of each gas distribution disc 206 is 5cm-8cm, the plurality of radiating fins 207 are all welded on the side part of the box body 102, the radiating fins 207 are arranged in a strip block shape, the radiating fins 207 are aluminum alloy radiating fins, the middle parts of the radiating fins 207 are equidistantly provided with the vent holes 10, and the plurality of gas distribution discs 206 are respectively opposite to the plurality of radiating fins 207;
and a water replenishing assembly 3, wherein the water replenishing assembly 3 comprises a water replenishing tank body 301 and a second water pump 302, the liquid level meter 303 and the water replenishing pipe 304, the water replenishing tank body 301 is erected on the upper portion of the support frame 101, the upper portion of the water replenishing tank body 301 is communicated with the water outlet end of the second water outlet pipe 108, the second water pump 302 is installed on the upper portion of the water replenishing tank body 301 through a water pump seat, the water replenishing pipe 304 is installed on the lateral portion of the water replenishing tank body 301, the output end of the second water pump 302 is communicated with the water inlet end of the water replenishing pipe 304, the liquid level meter 303 is installed inside the water replenishing tank body 301, the lower portion of the water replenishing tank body 301 is connected with a third water outlet pipe 305, the third water pump 306 is installed at the water outlet end of the third water outlet pipe 305, a fourth water outlet pipe 307 is installed at the water outlet end of the fourth water outlet pipe 307, a quick connector 308 is installed at the water outlet end of the fourth water.
The working principle is as follows: hot water in the cooler is introduced into the box body 102 through the second water inlet pipe 107, and external cold water is introduced into the serpentine heat exchange pipe 105 through the first water pump 103, so that the hot water in the box body 102 is subjected to heat exchange and cooling, and a water cooling process is realized;
the fan 201 is used for introducing external cold air into the first branch pipe 204 to dissipate heat of water in the box body 102, the second branch pipe 205 is matched with the air distribution disc 206 to blow air to the side part of the radiating fin 207, and the radiating fin 207 conducts heat of hot water in the box body 102, so that an air cooling process is realized, and good heat exchange is integrally achieved;
the cooled water enters the water supplementing tank body 301 through the second water outlet pipe 108, water is supplemented to the water supplementing tank body 301 through the second water pump 302, the refrigeration process is achieved through the refrigeration piece 14, the cooling process is further achieved, and the cooled water enters the cold water inlet end of the laser cooler through the third water pump 306 again after being cooled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A dual cooling system for a laser cooler, comprising:
the water cooling system (1), the water cooling system (1) includes a support frame (101), a box body (102), a first water pump (103), a first water inlet pipe (104), a serpentine heat exchange pipe (105) and a first water outlet pipe (106), the box body (102) is fixedly installed on the upper portion of the support frame (101) through bolts, the first water pump (103) is installed on the side portion of the support frame (101) through a water pump seat, the first water inlet pipe (104) is installed on the side portion of the box body (102), the water outlet end of the first water pump (103) is communicated with the water inlet end of the first water inlet pipe (104), the first water outlet pipe (106) is installed on the side portion of the box body (102), the serpentine heat exchange pipe (105) is installed inside the box body (102), the water inlet end of the heat exchange pipe (105) is communicated with the first water inlet pipe (104), the water outlet end of the serpentine heat exchange pipe (105), the upper part of the box body (102) is connected with a second water inlet pipe (107) used for being connected with a hot water outlet end of the laser cooler, and the lower part of the box body (102) is connected with a second water outlet pipe (108);
the air cooling system (2) comprises a fan (201), a first main pipe (202), a second main pipe (203), a plurality of first branch pipes (204), a plurality of second branch pipes (205), a plurality of air distribution discs (206) and a plurality of radiating fins (207), wherein the fan (201) is installed on the side portion of a supporting frame (101) through a fan seat, the first main pipe (202) is connected to the air outlet end of the fan (201) in a sealing mode through a flange, the plurality of first branch pipes (204) are installed on the side portion of the first main pipe (202), the plurality of first branch pipes (204) penetrate through two side walls of a box body (102) and are connected with the side portion of the second main pipe (203), the plurality of first branch pipes (204) are located at the lower portion of a snake-shaped heat exchange pipe (105), the plurality of second branch pipes (205) are installed on the side portions of the plurality of first branch pipes (204), and the plurality of air distribution discs (206) are installed on the air outlet ends of the plurality of second branch pipes (205), the plurality of radiating fins (207) are welded on the side part of the box body (102), and the plurality of air distribution discs (206) are respectively opposite to the plurality of radiating fins (207);
and a water supplementing assembly (3), wherein the water supplementing assembly (3) comprises a water supplementing tank body (301), a second water pump (302), a liquid level meter (303) and a water supplementing pipe (304), the water supplementing tank body (301) is erected on the upper portion of the support frame (101), the upper portion of the water supplementing tank body (301) is communicated with the water outlet end of the second water outlet pipe (108), the second water pump (302) is installed on the upper portion of the water supplementing tank body (301) through a water pump seat, the water supplementing pipe (304) is installed on the lateral portion of the water supplementing tank body (301), the output end of the second water pump (302) is communicated with the water inlet end of the water supplementing pipe (304), the liquid level meter (303) is installed inside the water supplementing tank body (301), the lower portion of the water supplementing tank body (301) is connected with a third water outlet pipe (305), the water outlet end of the third water outlet pipe (305) is provided with a third water pump (306), and the water, and a quick joint (308) is arranged at the water outlet end of the fourth water outlet pipe (307).
2. The dual cooling system of a laser cooler of claim 1, wherein: an overflow pipe (4) is installed on the upper portion of the box body (102), a supporting block (5) used for supporting the serpentine heat exchange pipe (105) is installed inside the box body (102), and sealing rings (6) are arranged at the positions where the box body (102) is connected with the first branch pipes (204).
3. The dual cooling system of a laser cooler of claim 1, wherein: electric control valve (7) are all installed in the middle part of first inlet tube (104) and second inlet tube (107), digital thermometer (8) are installed to the lateral part of first inlet tube (104).
4. The dual cooling system of a laser cooler of claim 1, wherein: the gas flowmeter (9) is installed in the middle of the first main pipe (202), and the first main pipe (202) and the second main pipe (203) are located on two sides of the box body (102) respectively.
5. The dual cooling system of a laser cooler of claim 1, wherein: the radiating fins (207) are arranged in a strip block shape, the radiating fins (207) are aluminum alloy radiating fins, and the middle of each radiating fin (207) is equidistantly provided with a ventilation hole (10).
6. The dual cooling system of a laser cooler of claim 1, wherein: the air inlet end of the fan (201) is connected with an air inlet pipe (11), an air inlet cover (12) is installed at the end part of the air inlet pipe (11), and a filter screen (13) is installed on the inner side of the air inlet cover (12).
7. The dual cooling system of a laser cooler of claim 1, wherein: the cross section of each group of gas distribution discs (206) is arranged in a circular ring shape, and the diameter of each group of gas distribution discs (206) is 5cm-8 cm.
8. The dual cooling system of a laser cooler of claim 1, wherein: a plurality of refrigeration pieces (14) are installed on the side portion of the water supplementing tank body (301) through bolts, and the refrigeration ends of the refrigeration pieces (14) are all inserted into the water supplementing tank body (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911341728.XA CN111009818B (en) | 2019-12-24 | 2019-12-24 | Double-cooling system of laser cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911341728.XA CN111009818B (en) | 2019-12-24 | 2019-12-24 | Double-cooling system of laser cooler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111009818A CN111009818A (en) | 2020-04-14 |
| CN111009818B true CN111009818B (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911341728.XA Expired - Fee Related CN111009818B (en) | 2019-12-24 | 2019-12-24 | Double-cooling system of laser cooler |
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| CN (1) | CN111009818B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116247491B (en) * | 2023-02-28 | 2023-12-26 | 南京佰福激光技术有限公司 | Adjustable laser equipment cooling device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH025585A (en) * | 1988-06-24 | 1990-01-10 | Fanuc Ltd | Laser oscillator |
| CN201181806Y (en) * | 2007-12-31 | 2009-01-14 | 中国海洋大学 | Semiconductor refrigeration apparatus of laser recirculation water |
| CN103216985A (en) * | 2012-01-19 | 2013-07-24 | 中国人民解放军装甲兵工程学院 | Industrial water cooling device |
| JP6166310B2 (en) * | 2015-06-11 | 2017-07-19 | ファナック株式会社 | Laser device that cools laser oscillator, air cooler, and dehumidifier with common cooling water |
| CN106641725B (en) * | 2017-02-10 | 2019-02-12 | 杭州盛忆镐科技有限公司 | A kind of dedicated pure water recycle unit of laser industry |
| CN207572710U (en) * | 2017-10-26 | 2018-07-03 | 衢州格森电子技术有限公司 | A kind of laser equipment geomantic omen combination cooling device |
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2019
- 2019-12-24 CN CN201911341728.XA patent/CN111009818B/en not_active Expired - Fee Related
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| CN111009818A (en) | 2020-04-14 |
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Granted publication date: 20201117 |