CN108988109A - Dual temperature water cooling unit for laser - Google Patents
Dual temperature water cooling unit for laser Download PDFInfo
- Publication number
- CN108988109A CN108988109A CN201811093286.7A CN201811093286A CN108988109A CN 108988109 A CN108988109 A CN 108988109A CN 201811093286 A CN201811093286 A CN 201811093286A CN 108988109 A CN108988109 A CN 108988109A
- Authority
- CN
- China
- Prior art keywords
- water
- heat exchange
- cooling
- output
- cooling water
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 132
- 238000001816 cooling Methods 0.000 title claims abstract description 30
- 230000009977 dual effect Effects 0.000 title claims abstract description 14
- 239000000498 cooling water Substances 0.000 claims abstract description 68
- 239000007788 liquid Substances 0.000 claims abstract description 45
- 238000010992 reflux Methods 0.000 claims abstract description 34
- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 238000003860 storage Methods 0.000 claims abstract description 23
- 238000005057 refrigeration Methods 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims abstract description 7
- 239000003507 refrigerant Substances 0.000 claims abstract description 7
- 238000010025 steaming Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 8
- 239000002826 coolant Substances 0.000 description 5
- 239000000523 sample Substances 0.000 description 2
- 230000002528 anti-freeze Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Abstract
The present invention provides the dual temperature water cooling units for laser, can solve the cooling-water machine complicated integral structure of existing laser, the larger technical problem of cost.Dual temperature water cooling unit for laser, it includes water tank and refrigeration system, it is characterized by: refrigeration system includes the compressor for being in turn connected to form the refrigerant circulation loop of closure, condenser, heat exchange liquid storage device, device for drying and filtering, expansion valve, evaporator and heat exchange gas-liquid separator, the cooling water input terminal of first heat exchange output water route connection water tank and optical component and the cooling water pipeline for passing through heat exchange liquid storage device, the cooling water output end of first heat exchange reflux water route connection water tank and optical component and the cooling water pipeline for passing through heat exchange gas-liquid separator, the cooling water input terminal of second heat exchange output water route connection water tank and laser generator, the cooling water output end of second heat exchange reflux water route connection water tank and laser generator and the cooling water pipeline for passing through evaporator.
Description
Technical field
The present invention relates to cooling equipment more particularly to the cooling equipment of laser, particularly for the dual temperature water of laser
Cold.
Background technique
Main heat generating components is laser generator and optical component in laser, due to laser generator and optical component
Cooling requirement it is different, cooling-water machine needs to prepare two-way chilled(cooling) water return (CWR), one of them is room temperature circuit, is used for optical component
Cooling, another is low-temperature circuit, the cooling for laser generator.The room temperature circuit of existing cooling-water machine and low-temperature circuit point
Not Pei Zhi cooling system, complicated integral structure, cost is larger.
Summary of the invention
In view of the above-mentioned problems, can solve existing laser the present invention provides the dual temperature water cooling unit for laser
The room temperature circuit of cooling-water machine and low-temperature circuit prepare cooling system, complicated integral structure, the larger technical problem of cost respectively.
Its technical solution is such, for laser dual temperature water cooling unit comprising water tank and refrigeration system, optical section
It is formed with the first chilled(cooling) water return (CWR) between part and the water tank, the second cooling water is formed between laser generator and the water tank
Circuit, first chilled(cooling) water return (CWR) include the first heat exchange output water route and the first heat exchange reflux water route, second cooling water
Circuit includes changing the second heat exchange output water route and the second heat exchange reflux water route, and the refrigeration system includes compressor, condenser, does
Dry filter, expansion valve and evaporator, it is characterised in that: the refrigeration system further includes heat exchange gas-liquid separator and heat exchange
Liquid storage device, the compressor, condenser, heat exchange liquid storage device, device for drying and filtering, expansion valve, evaporator and heat exchange gas-liquid point
From the refrigerant circulation loop that device is in turn connected to form closure, the first heat exchange output water route connects the water tank and optical section
The cooling water input terminal of part and the cooling water pipeline for passing through the heat exchange liquid storage device, the first heat exchange reflux water route connect institute
It states the cooling water output end of water tank and optical component and passes through the cooling water pipeline of the heat exchange gas-liquid separator, described second
Heat exchange output water route connects the cooling water input terminal of the water tank and laser generator, and the second heat exchange reflux water route connects institute
State the cooling water output end of water tank and laser generator and the cooling water pipeline by the evaporator.
Further, the heat exchange gas-liquid separator and heat exchange liquid storage device are replaced by freon-water- to-water heat exchanger respectively.
Further, the water tank connects output end general pipeline, and the output end general pipeline is equipped with water circulating pump, and described second
Heat exchange output water route connects the cooling water input terminal of the output end general pipeline and the laser generator, the first heat exchange output
Water route includes the first output channel, the second output channel and third output channel, and first output channel is along flow of cooling water
Direction be sequentially installed with shut-off valve, solenoid valve and ball valve and connect the output end general pipeline and the optical component cooling water it is defeated
Enter end, second output channel connects the input front end pipeline of the solenoid valve and the cooling water pipe of the heat exchange liquid storage device
The input terminal on road, the third output channel connects the output back end line of the solenoid valve and liquid storage device is changed in the heat exchange
The output end of cooling water pipeline, the first heat exchange reflux water route include the first reflux line and the second reflux line, and described the
One reflux line connects the cooling water output end of the optical component and the cooling water input terminal of the heat exchange gas-liquid separator,
Second reflux line connects the cooling water output end of the water tank and the heat exchange gas-liquid separator.
Further, the output back end line of the water circulating pump is connect by bypass branch with the water tank, the side
Logical branch curb flow of cooling water direction is successively arranged shut-off valve, ion tank and water filter.
Further, heating tube is installed in the water tank.
Dual temperature water cooling unit for laser of the invention, is added between the condenser and device for drying and filtering of refrigeration system
Cooling water in the water tank of first heat exchange output water route output is heated to cooling water needed for optical component by heat exchange liquid storage device
Temperature adds heat exchange gas-liquid separator between evaporator and compressor, will be flowed back after optical component heats by the first heat exchange
The heating of water route reflux is water-cooled to coolant water temperature needed for laser generator, i.e. coolant water temperature in water tank, and refrigeration system is former
Some evaporators will be water-cooled to laser generator by the heating of the second heat exchange reflux water route reflux after laser generator heats
Required coolant water temperature need to only configure a set of refrigeration system, effectively simplify overall structure, reduce manufacturing cost；Simultaneously as water
Coolant water temperature in case maintains coolant water temperature needed for laser generator, so that the second heat exchange output water route is not required to setting heating
Pipe, not only save the cost was again energy saving, and was not necessarily to consideration and liquidates the heating amount of heating tube；In addition, the refrigerant after evaporation is in gas-liquid
Cooling water in separator after heating up further heats, and has certain degree of superheat, condensed refrigerant is in heat exchange liquid storage
It is further cooled down in device through cooling water, there is enough degree of supercoolings, refrigeration effect is more preferably.
Detailed description of the invention
Fig. 1 is the principle of the present invention schematic diagram.
Specific embodiment
As shown in Figure 1, being used for the dual temperature water cooling unit of laser comprising water tank 3 and refrigeration system, optical component 1 and water
It is formed with the first chilled(cooling) water return (CWR) between case 3, the second chilled(cooling) water return (CWR) is formed between laser generator 2 and water tank 3；
Water tank 3 connects output end general pipeline 11, and is built-in with for antifreeze heater 11, and output end general pipeline 11 is equipped with recirculated water
Pump 21 and water pressure gauge 22, embodiment inside only set a water tank, a water circulating pump, can export the water of two kinds of temperature, saves
About cost, reduces space, but can also set up 2 water circulating pumps separately；The output back end line of water circulating pump passes through the second bypass
Branch 20 is connect with water tank 3, and the second bypass branch 20 is successively arranged the second shut-off valve 30, ion tank 31 along flow of cooling water direction
With water filter 32, the filtering of cooling water is realized；
Refrigeration system includes compressor 4, condenser 5, device for drying and filtering 7, expansion valve 8, evaporator 9, heat exchange gas-liquid separator
10 and heat exchange liquid storage device 6, compressor 4, condenser 5, heat exchange liquid storage device 6, device for drying and filtering 7, expansion valve 8,9 and of evaporator
Heat exchange gas-liquid separator 10 is in turn connected to form the refrigerant circulation loop of closure, the output back end line of compressor 4 and steaming
The refrigerant input front end pipeline for sending out device 9 is connected to by the first bypass branch 34, and the first bypass branch 34 is equipped with the first solenoid valve
35；
First chilled(cooling) water return (CWR) includes the first heat exchange output water route 17 and the first heat exchange reflux water route, the first heat exchange output water route
The cooling water input terminal of 17 connection water tanks 3 and optical component 1 and the cooling water pipeline for passing through heat exchange liquid storage device 6, the first heat exchange
The cooling water output end of reflux water route connection water tank 3 and optical component 1 and the cooling water pipe for passing through heat exchange gas-liquid separator 10
Road, specifically, the first heat exchange output water route 17 includes the first output channel 12, the second output channel 13 and third output channel
14, the first output channel 12 is sequentially installed with the first shut-off valve 23, second solenoid valve 24 and the first ball along flow of cooling water direction
Valve 25 and the cooling water input terminal for connecting output end general pipeline 11 and optical component 1, the second output channel 13 connect second solenoid valve
The input terminal of the cooling water pipeline of 24 input front end pipeline and heat exchange liquid storage device 6, second electricity of the connection of third output channel 14
The output end of the cooling water pipeline of liquid storage device is changed in the output back end line of magnet valve 24 and heat exchange, and third output channel 14 can be added
Water temperature probe, water temperature probe, second solenoid valve and PID controller electricly connect, when heating amount is drawn greatly very much in heat exchange liquid storage device
When acting the water temperature for entering optical component beyond its required water temperature, second solenoid valve movement bypasses a part of cooling water and is mixed,
Make the water temperature stability into optical component near water temperature needed for it, the first heat exchange reflux water route includes 15 He of the first reflux line
Second reflux line 16, the first reflux line 15 be equipped with the second ball valve 26 and connect optical component 1 cooling water output end and
The cooling water input terminal of heat exchange gas-liquid separator 10, the second reflux line 16 connect water tank 3 and heat exchange gas-liquid separator 10
Cooling water output end；
Second chilled(cooling) water return (CWR) includes changing the second heat exchange output water route and the second heat exchange reflux water route, the second heat exchange output water route peace
Equipped with third ball valve 27 and the output end general pipeline 11 of water tank and the cooling water input terminal of laser generator 2 are connected, second exchanges heat back
Flowing water road includes third reflux line 18 and the 4th reflux line 19, and third reflux line 18 is equipped with the 4th ball valve 28 and connects
The cooling water output end of laser generator and the cooling water input terminal of evaporator 9, the 4th reflux line 19 are equipped with flow switch
29 and connect the cooling water output end and water tank of evaporator 9.
In addition, heat exchange gas-liquid separator 10 and heat exchange liquid storage device 6 can be replaced by freon-water- to-water heat exchanger respectively.
Claims (5)
1. being used for the dual temperature water cooling unit of laser comprising water tank and refrigeration system are formed between optical component and the water tank
There is the first chilled(cooling) water return (CWR), the second chilled(cooling) water return (CWR), first cooling water are formed between laser generator and the water tank
Circuit includes the first heat exchange output water route and the first heat exchange reflux water route, and second chilled(cooling) water return (CWR) is defeated including changing the second heat exchange
Water outlet path and the second heat exchange reflux water route, the refrigeration system includes compressor, condenser, device for drying and filtering, expansion valve and steaming
Send out device, it is characterised in that: the refrigeration system further includes heat exchange gas-liquid separator and heat exchange liquid storage device, the compressor,
Condenser, heat exchange liquid storage device, device for drying and filtering, expansion valve, evaporator and heat exchange gas-liquid separator are in turn connected to form and close
The refrigerant circulation loop of conjunction, the first heat exchange output water route connect the cooling water input terminal of the water tank and optical component simultaneously
By the cooling water pipeline of the heat exchange liquid storage device, the first heat exchange reflux water route connects the water tank and optical component
Cooling water output end and the cooling water pipeline for passing through the heat exchange gas-liquid separator, the second heat exchange output water route connect institute
The cooling water input terminal of water tank and laser generator is stated, the second heat exchange reflux water route connects the water tank and laser generator
Cooling water output end and by the evaporator cooling water pipeline.
2. the dual temperature water cooling unit according to claim 1 for laser, it is characterised in that: the water tank connects output end
General pipeline, the output end general pipeline are equipped with water circulating pump, and the second heat exchange output water route connects the output end general pipeline and institute
The cooling water input terminal of laser generator is stated, the first heat exchange output water route includes the first output channel, the second output channel
With third output channel, first output channel is sequentially installed with shut-off valve, solenoid valve and ball valve along flow of cooling water direction
And the cooling water input terminal of the output end general pipeline and the optical component is connected, second output channel connects the electromagnetism
The input terminal of the cooling water pipeline of the input front end pipeline of valve and the heat exchange liquid storage device, the third output channel connect institute
The output back end line and the heat exchange of stating solenoid valve change the output end of the cooling water pipeline of liquid storage device, and described first exchanges heat back
Flowing water road includes the first reflux line and the second reflux line, and first reflux line connects the cooling water of the optical component
The cooling water input terminal of output end and the heat exchange gas-liquid separator, second reflux line connect the water tank and described
The cooling water output end of heat exchange gas-liquid separator.
3. the dual temperature water cooling unit according to claim 2 for laser, it is characterised in that: the output of the water circulating pump
Back end line is connect by bypass branch with the water tank, and the bypass branch is successively arranged cut-off along flow of cooling water direction
Valve, ion tank and water filter.
4. the dual temperature water cooling unit according to claim 1 for laser, it is characterised in that: be equipped with and add in the water tank
Heat pipe.
5. according to claim 1 to any dual temperature water cooling unit for laser in 4, it is characterised in that: the heat is handed over
Ventilation liquid/gas separator and heat exchange liquid storage device are replaced by freon-water- to-water heat exchanger respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811093286.7A CN108988109A (en) | 2018-09-19 | 2018-09-19 | Dual temperature water cooling unit for laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811093286.7A CN108988109A (en) | 2018-09-19 | 2018-09-19 | Dual temperature water cooling unit for laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108988109A true CN108988109A (en) | 2018-12-11 |
Family
ID=64544827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811093286.7A Pending CN108988109A (en) | 2018-09-19 | 2018-09-19 | Dual temperature water cooling unit for laser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108988109A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854209A (en) * | 2020-07-08 | 2020-10-30 | 珠海格力电器股份有限公司 | Double-temperature-control cooling system, control method thereof and double-temperature-control cooling machine |
| CN112192059A (en) * | 2020-09-28 | 2021-01-08 | 珠海格力智能装备有限公司 | Cooling device and laser machine tool |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202371848U (en) * | 2011-12-22 | 2012-08-08 | 宁波惠康实业有限公司 | Constant-temperature cooling water tank system |
| CN108015440A (en) * | 2017-10-27 | 2018-05-11 | 三河同飞制冷股份有限公司 | Water-cooling system for laser process equipment |
| CN208738603U (en) * | 2018-09-19 | 2019-04-12 | 无锡沃尔得精密工业有限公司 | A kind of dual temperature water cooling unit for laser |
-
2018
- 2018-09-19 CN CN201811093286.7A patent/CN108988109A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202371848U (en) * | 2011-12-22 | 2012-08-08 | 宁波惠康实业有限公司 | Constant-temperature cooling water tank system |
| CN108015440A (en) * | 2017-10-27 | 2018-05-11 | 三河同飞制冷股份有限公司 | Water-cooling system for laser process equipment |
| CN208738603U (en) * | 2018-09-19 | 2019-04-12 | 无锡沃尔得精密工业有限公司 | A kind of dual temperature water cooling unit for laser |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854209A (en) * | 2020-07-08 | 2020-10-30 | 珠海格力电器股份有限公司 | Double-temperature-control cooling system, control method thereof and double-temperature-control cooling machine |
| CN112192059A (en) * | 2020-09-28 | 2021-01-08 | 珠海格力智能装备有限公司 | Cooling device and laser machine tool |
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