CN107671416A - A kind of air water coaxial jet auxiliary laser system of processing carried under water - Google Patents
A kind of air water coaxial jet auxiliary laser system of processing carried under water Download PDFInfo
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- CN107671416A CN107671416A CN201710854711.9A CN201710854711A CN107671416A CN 107671416 A CN107671416 A CN 107671416A CN 201710854711 A CN201710854711 A CN 201710854711A CN 107671416 A CN107671416 A CN 107671416A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
- B23K26/703—Cooling arrangements
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Lasers (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention belongs to underwater laser manufacture field, more particularly to a kind of air water coaxial jet auxiliary laser system of processing carried under water, it includes laser, salt water cooling system, seawater desalination system, pure water cooling system and laser air water coaxial jet coupling head, the salt water cooling system cools down to laser and its sealed compartment, the seawater desalination system uses reverse osmosis desalination device by desalinization for pure water, the pure water using after desalination cools down to the laser crystal that can not contact seawater, pure water is used for the jet water of coupling head, above-mentioned seawater desalination system, salt water cooling system and pure water cooling system, laser and coupling head is assisted to form laser air water coaxial jet, workpiece surface is processed.The device efficiently utilizes seawater resources and realizes refrigerating function, improves the service life of critical component, improves the crudy of underwater laser processing unit (plant).
Description
Technical field
It is auxiliary more particularly, to a kind of air water coaxial jet carried under water the invention belongs to underwater laser manufacture field
Help laser-processing system.
Background technology
Laser Processing is widely used to land work piece cut, drilling, welding, cleaning, surface treatment.Operation under water
When, due to the influence of water environment, structure, control or even the processing object lasing material reciprocal effect of laser process equipment are all compared with land
Upper laser process equipment and crudy have very big difference.The watertightness of equipment, the precision of motion control, the self structure of equipment
All difficulty is brought with factors such as weight, the conduction of laser and focus controls for underwater laser processing.With ocean development, nuclear power
Using etc. underwater operation environment popularization, the prospect of underwater laser processed and applied is also more and more extensive.By laser processing technology with
Fluidics is fused to underwater laser processing and provides possibility.
But further investigations have shown that in the seawater there is problems with application to underwater laser process technology：First, partly lead
Body laser has very high electronics-photon conversion efficiency.But due to being lost there is non-radiative recombination, free carrier
Equal loss's mechanism is absorbed, its differential quantum efficency can only achieve 20%-30%.The electrical power of considerable part injection is converted into heat
Amount, so as to cause laser temperature to raise.Semiconductor laser heating can cause its threshold current to raise, power output reduces,
Launch wavelength produces Red Shift Phenomena, and so as to cause pattern shakiness, internal flaw increases, device service life substantially reduces, even
It is quickly invalidated.So semiconductor laser must operate in a constant environment of temperature.Laser is cooled into using one
The problem of must take into consideration.When applying on the water, semiconductor laser heat dissipation design can use natural cooling, forced air cooling, micro- logical
A variety of radiating modes such as road heat dissipation technology and liquid spraying cooling.But such as air-cooled such cooling technology is not appropriate for water
Lower application.Secondly, seawater has corrosivity, can cause to corrode for laser process equipment, influence final crudy.Again
Secondary, processing unit (plant) is difficult to transport under water and precise manipulation, and practical operation is difficult big.
Due to drawbacks described above and deficiency be present, this area is needed badly to make and further improved, and designs a kind of be adapted to
The device laser machined under water, heat can be avoided to gather, while the influence that sea water intrusion can be avoided to bring.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of air water carried under water coaxially to penetrate
Auxiliary laser system of processing is flowed, wherein the characteristics of heat being caused to gather in processing with reference to laser beam, respective design exists
The underwater method and apparatus laser machined, and by seawater desalination system in system of processing, cooling system, laser and
The concrete structure of coupling head, arrangement etc. are studied and designed, and accordingly can effectively solve laser process equipment exists
Heat does not allow the problem of easy to lose when being processed under seawater, and laser processing device effectively can be cooled down, and improves
Machining accuracy, and by the way of being cooled down after the desalinization, the critical component of sea water intrusion system of processing can be avoided,
The function that coupling head supplies water can also be realized simultaneously, and the system is also cheap with simple in construction, cost and being capable of Infinite Cyclic use
The advantages that, the laser processing procedure that is therefore particularly suitable under seawater.
To achieve the above object, the invention provides a kind of air water coaxial jet auxiliary laser carried under water to process system
System, it is characterised in that it includes laser, salt water cooling system, seawater desalination system, pure water booster system, pure water cooling system
System and laser-air water coaxial jet coupling head, wherein：
The laser external is enclosed with watertight compartment, and heat exchanger I is provided with the watertight compartment, is set in the laser
There are thermo-electric cooling device, heat exchanger II and laser crystal, heat exchanger III is additionally provided with the thermo-electric cooling device, it is described to swash
Light device crystal is enclosed in laser crystal waterway；
The salt water cooling system includes filter, sea water pump and seawater intermediate-pressure accumulator, and seawater enters from entrance, warp
After filter filtering, storage is into seawater intermediate-pressure accumulator after being boosted by sea water pump, the sea in the seawater intermediate-pressure accumulator
After water inflow heat exchanger III, heat exchanger II and heat exchanger I carry out heat exchange, through the discharge of outlet I；
The seawater desalination system includes reverse osmosis desalination device and pure water storage box, from seawater intermediate-pressure accumulator
The seawater of outflow is stored in pure water storage bin after reverse osmosis desalination device is desalinated；
The pure water cooling system includes pure water high pressure accumulator and radiator, and the pure water in the pure water storage bin is through liquid
Enter pure water high pressure accumulator after the supercharging of body booster pump, the pure water in the pure water high pressure accumulator is partly into the laser
Cooled down in crystal cold water cavity, enter afterwards in radiator after cooling down and return to above-mentioned pure water storage tank；
Some supplies described laser-air water coaxial jet coupling head for pure water in the pure water high pressure accumulator,
The underwater carry laser light system of processing also includes auxiliary gas cylinder, and auxiliary gas is provided for above-mentioned laser-air water coaxial jet coupling head,
After the laser that the laser provides enters above-mentioned laser-air water coaxial jet coupling head, laser-air water coaxial jet is formed,
Underwater workpiece to be machined is processed.
Specifically, the system of processing of the application makes full use of the characteristics of seawater is inexhaustible and temperature is relatively low, using seawater
Laser and its sealed compartment are cooled down, use reverse osmosis desalination device by desalinization for pure water, after desalination
Pure water the laser crystal that can not contact seawater is cooled down, pure water can be also used for the injection water of coupling head, above-mentioned sea
Water desalination system, salt water cooling system and pure water cooling system, laser and coupling head is assisted to form laser-air water and coaxially penetrate
Stream, is processed to workpiece surface.The device efficiently utilizes seawater resources and realizes refrigerating function；And use a set of seawater
Desalting plant provides pure water jets and pure water cooling two kinds of functions simultaneously, and by desalinizing seawater, cooling as far as possible improves critical component
Service life, ensure that machining accuracy, and the processing mode of laser-air water coaxial jet, processed in coaxial jet reaching
After workpiece surface, the auxiliary gas forms impacting jet with surface to be machined, and laser is isolated with seawater, avoids seawater to laser
Influence, and pure water can then reach the purpose on cleaning workpiece surface, so as to improve the crudy of underwater laser processing unit (plant).
It is further preferred that the underwater carry laser light system of processing also includes water surface control system and the water surface supports platform,
The water surface control system is connected by communication cable with Subsea Control Systems, so as to control whole system of processing.Pass through the water surface
Control system and the water surface support platform, underwater laser system of processing are controlled and provided support, realize remote control.
Preferably, the underwater carry laser light system of processing is delivered to underwater by underwater Portable carrying device, described to carry under water
Device is also equipped with a coupling head clamping device, is processed for clamping above-mentioned laser-air water coaxial jet coupling head.Pass through
Remote control clamping device, coupling head is moved to exact position, without manual operation, and machining accuracy is high.
Preferably, the filter of the salt water cooling system includes rough filtering device and ultrafilter.
Preferably, the liquid booster pump is by solenoid valve control, the part seawater driving in the seawater intermediate-pressure accumulator
From the discharge of outlet II after the liquid booster pump.Liquid booster pump is driven by magnetic valve, fresh water pressure is risen to water jet
Required pressure.
Preferably, automatically controlled flow valve III is additionally provided between the seawater intermediate-pressure accumulator and thermo-electric cooling device, with control
The seawater flow that system is flowed into thermo-electric cooling device.
Preferably, the auxiliary gas cylinder is by aiding in gas flexible pipe to be connected with the laser-air water coaxial jet coupling head, institute
The outlet for stating auxiliary gas cylinder is also sequentially installed with gas cylinder pressure-reducing valve and automatically controlled flow valve II.
Preferably, laser is transported to the laser-air water coaxial jet coupling head by the laser by energy-transmission optic fibre,
Automatically controlled flow valve I and fine filtering device I are disposed between pure water high pressure accumulator and laser crystal the pure water cooling chamber.
Preferably, the pure water high pressure accumulator is the laser-air water coaxial jet coupling head by high-pressure water hose
Pure water is provided, electronic control pressure reducing valve and fine filtering device II are provided between the pure water high pressure accumulator and high-pressure water hose.
By the setting of automatically controlled flow valve and electronic control pressure reducing valve, to adjust the size of current or air-flow, stable stream is realized
Amount control, to meet laser cooling, the throughput of coupling head and the requirement of water-carrying capacity.
In general, by the contemplated above technical scheme of the present invention compared with prior art, have advantages below and
Beneficial effect.
(1) air water coaxial jet auxiliary laser system of processing of the invention, it combines laser can cause heat in processing
The characteristics of quantity set is poly-, the respective design method and apparatus laser machined under water, and by seawater in system of processing
Desalination system, cooling system, the concrete structure of laser and coupling head, arrangement etc. are studied and designed, phase
Can should effectively solve the problems, such as that heat is not allowed easy to lose when laser process equipment is processed under seawater, processing unit (plant) is carried out
Effectively cool down, avoid sea water intrusion, at the same have the advantages that simple in construction, cost it is cheap and can Infinite Cyclic use, thus
The laser processing procedure being particularly suitable for use under seawater.
(2) system of processing of the application makes full use of the characteristics of seawater is inexhaustible and temperature is relatively low, using seawater to swashing
Light device and its sealed compartment are cooled down, and are increased the pressure of seawater by sea water pump and are stored in seawater intermediate-pressure accumulator, with
Meet the requirement to the heat exchange of each heat exchanger, efficiently utilize refrigerating function of the seawater resources realization to laser so that sea
Carrying out Laser Processing under water can be smooth.
(3) system of processing of the application also uses reverse osmosis desalination device that for pure water, desalinization is utilized into desalination
Pure water afterwards cools down to the laser crystal that can not contact seawater, and pure water can be also used for the injection water of coupling head.It is above-mentioned
Seawater desalination system, salt water cooling system and pure water cooling system, laser and coupling head is assisted to form laser-air water and coaxially penetrate
Stream, is processed to workpiece surface.The present invention provides pure water jets and pure water cooling two simultaneously using a set of sea water desalinating unit
Kind function, carry out cooling down the service life for improving critical component by desalinizing seawater, ensure that machining accuracy.
(4) coupling head of the invention uses the processing mode of laser-air water coaxial jet, and processing is reached in coaxial jet
After workpiece surface, the auxiliary gas forms impacting jet with surface to be machined, and laser is isolated with seawater, avoids seawater to laser
Influence, and pure water can then reach the purpose on cleaning workpiece surface, so as to improve the laser processing device under briny environment
Crudy.
(5) system of processing of the invention is compact-sized, can meet that the pure water of laser cooling and coupling head supplies simultaneously
Need, the work pieces process under briny environment is adapted to using the processing mode of laser-air water coaxial jet, and the device is also equipped with tying
The advantages that structure is simple, cost is cheap.
Brief description of the drawings
Fig. 1 is the air water coaxial jet auxiliary laser system of processing carried under water of the present invention.In the figure, identical
Reference is used for representing identical element or structure, wherein：
1- water surface control systems, the 2- waters surface support platform, 3- communication cables, 4- Subsea Control Systems, 5- entrances, 6- coarse filtration
Device, 7- ultrafilters, 8- sea water pumps, 9- seawater intermediate-pressure accumulators, the automatically controlled flow valves III of 10-, 11- thermo-electric cooling devices,
12- heat exchangers III, 13- heat exchanger IIs, 14- heat exchanger Is, 15- outlets I, 16- reverse osmosis desalination devices, 17- magnetic valves,
18- pure water storage boxes, 19- liquid booster pumps, 20- outlets II, 21- pure water high pressure accumulators, 22- electronic control pressure reducing valves, 23- refined filtrations
Device II, the automatically controlled flow valves I of 24-, 25- fine filtering devices I, 26- laser crystals, 27- laser crystal pure water waterways, 28- radiatings
Device, 29- lasers, 30- laser watertight compartments, 31- auxiliary gas cylinders, 32- gas cylinder pressure-reducing valves, the automatically controlled flow valves II of 33-, 34- is auxiliary
Help gas flexible pipe, 35- high-pressure water hoses, 36- energy-transmission optic fibres, 37- light-water-gas composite ropes, 38- mechanical arms, the clamping of 39- coupling heads
Mechanism, 40- laser-air water coaxial jet coupling head, 41- air water coaxial jets, 42- carry instrument under water, and 43- is processed under water
Object.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in each embodiment of invention described below
Conflict can is not formed each other to be mutually combined.
As shown in figure 1, for the air water coaxial jet auxiliary laser system of processing carried under water of the present invention, it includes laser
Device 29, salt water cooling system, seawater desalination system, pure water booster system, pure water cooling system and laser-air water coaxial jet coupling
Syncephalon 40, wherein：
The outer wrap of laser 29 has watertight compartment 30, and heat exchanger I 14, the laser are provided with the watertight compartment 30
Thermo-electric cooling device 11, heat exchanger II 13 and laser crystal 26 are provided with device 29, is also set on the thermo-electric cooling device 11
Heat exchanger III 12 is equipped with, the laser crystal 26 is enclosed in laser crystal waterway 27；
The salt water cooling system includes filter, sea water pump 8 and seawater intermediate-pressure accumulator 9, and seawater enters from entrance 5
Enter, after filtered device filtering, storage is into seawater intermediate-pressure accumulator 9 after being boosted by sea water pump 8, the seawater intermediate-pressure accumulator
After seawater inflow heat exchanger III 12, heat exchanger II 13 and heat exchanger I 14 in 9 carry out heat exchange, through the discharge of outlet I 15；
The seawater desalination system includes reverse osmosis desalination device 16 and pure water storage box 18, and accumulation of energy is pressed from seawater
The seawater flowed out in device 9 is stored in pure water storage bin 18 after the desalination of reverse osmosis desalination device 16；
The pure water cooling system includes liquid booster pump 19, pure water high pressure accumulator 21 and radiator 28, the pure water
Pure water in storage bin 18 enters pure water high pressure accumulator 21, the pure water high-voltage energy-storage after liquid booster pump 19 is pressurized to high pressure
Pure water in device 21 is partly into the laser crystal cold water cavity 27 and cooled down, and enters afterwards in radiator 28 after cooling down
Return to above-mentioned pure water storage tank 18；
Pure water in the pure water high pressure accumulator 21 some supply described laser-air water coaxial jet coupling head
40, the underwater carry laser light system of processing also includes auxiliary gas cylinder 31, is provided for above-mentioned laser-air water coaxial jet coupling head 40
After aiding in gas, the laser that the laser provides to enter above-mentioned laser-air water coaxial jet coupling head 40, laser-air water is formed
Coaxial jet, underwater workpiece to be machined 43 is processed.
In one particular embodiment of the present invention, the underwater carry laser light system of processing also includes water surface control system 1
Platform 2 is supported with the water surface, the water surface control system 1 is connected by communication cable 3 with Subsea Control Systems 4, whole so as to control
Individual system of processing.Subsea Control Systems 4 complete to communicate with control system 1 waterborne and the control of submarine system.
In another specific embodiment of the present invention, the underwater carry laser light system of processing is by underwater Portable carrying device 42
Delivery is to underwater, and the underwater Portable carrying device 42 is also equipped with a coupling head clamping device 39, for clamping above-mentioned laser-air water
Coaxial jet coupling head 40 is processed.One end of the coupling head clamping device 39 is with installing the machine on Portable carrying device 42 under water
Tool arm 38 connects, and drives coupling head clamping device to move by mechanical arm.
In another specific embodiment of the present invention, the filter of the salt water cooling system includes rough filtering device 6
With ultrafilter 7.
In another specific embodiment of the present invention, the liquid booster pump 19 is controlled by magnetic valve 17, the seawater
Part seawater in intermediate-pressure accumulator 9 is discharged after driving the liquid booster pump 19 from outlet II 20.
In another specific embodiment of the present invention, between the seawater intermediate-pressure accumulator 9 and thermo-electric cooling device 11
Automatically controlled flow valve III 10 is additionally provided with, the seawater flow flowed into control in thermo-electric cooling device 11.
In another specific embodiment of the present invention, the auxiliary gas cylinder 31 is by aiding in gas flexible pipe 34 to swash with described
Light-air water coaxial jet coupling head 40 connects, and the outlet of the auxiliary gas cylinder 31 is also sequentially installed with gas cylinder pressure-reducing valve 32 and electricity
Control flow valve II 33.
In another specific embodiment of the present invention, the laser is transported to laser by energy-transmission optic fibre 36 described
Laser-air water coaxial jet coupling head 40, between the pure water high pressure accumulator 21 and crystal pure water cooling chamber 27 with nothing left successively
It is provided with automatically controlled flow valve I 24 and fine filtering device I23.
In another specific embodiment of the present invention, the pure water high pressure accumulator 21 is institute by high-pressure water hose 35
State laser-air water coaxial jet coupling head 40 and pure water is provided, set between the pure water high pressure accumulator 21 and high-pressure water hose 35
It is equipped with electronic control pressure reducing valve 22 and fine filtering device II 23.
The energy-transmission optic fibre 36, high-pressure water hose 35 and auxiliary gas flexible pipe 34 are wrapped in light-water-gas composite rope 37.
Specifically, underwater air water coaxial laser system of processing by support platform 2 waterborne and control system waterborne 1 via logical
Letter and power supply composite rope 3 provide support.Subsea Control Systems 4 complete to communicate with control system 1 waterborne and underwater processing system
The control of system.
Seawater cools down：Directly cooled down using seawater, including Optical Maser System, the hot junction of thermoelectric-cooled, Optical Maser System water
Close cabin cooling.Seawater enters filter 6 and ultrafiltration apparatus 7 from entrance 5, is then boosted through sea water pump 8, and stores and press in the seawater
In accumulator 9.Whereabouts Optical Maser System cooling heat exchanger II 13 is controlled by flow control valve 10, the hot junction of thermoelectric-cooled 11 is cold
But heat exchanger III 12, the flow of the heat exchanger I 14 of Optical Maser System watertight compartment cooling.Seawater after heat exchange directly passes through outlet
I 15 are discharged to sea.
Desalinization：By reverse osmosis desalination device 16, the seawater after desalination is stored in pure water tank 18.Pure water is available for
Laser pure water cooling and water jet use.
Pure water boosts：Pure water in pure water tank 18 is risen to high pressure by the liquid booster pump 19 driven by magnetic valve 17, and is deposited
Storage is in High Pressure Pure Water accumulator 21.Seawater in seawater intermediate-pressure accumulator 9 is as driving source.Liquid booster pump 19 in driving
Backwater is directly discharged into sea.
Pure water cooling：Pure water in pure water high pressure accumulator 21 enters laser via automatically controlled flow valve I 24 and filter 25
Crystal pure water waterway 27, pure water carry out heat exchange with laser crystal 26, then inflow radiator 28.Radiator 28 connects with seawater
Touch radiating.Pure water after cooling flows back to High Pressure Pure Water accumulator 21.
Water-jet water distribution manifold：Pure water cooling is entered by electronic control pressure reducing valve 22 and fine filtering device II 23 by high-pressure water pipe 35
Enter laser-air water coaxial jet coupling head 40.
Supply：The assistor in gas cylinder 31 is aided in after gas cylinder pressure-reducing valve 32 and automatically controlled flow valve II 33 control, by auxiliary
Tracheae 34 is helped to enter laser-air water coaxial jet coupling head 40.
After the laser that the laser provides enters above-mentioned laser-air water coaxial jet coupling head 40, in pure water and auxiliary
Under the parcel of gas, laser-air water coaxial jet is formed, underwater workpiece to be machined 43 is processed.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all any modification, equivalent and improvement made within the spirit and principles of the invention etc., all should be included
Within protection scope of the present invention.
Claims (9)
- A kind of 1. air water coaxial jet auxiliary laser system of processing carried under water, it is characterised in that it include laser (29), Salt water cooling system, seawater desalination system, pure water cooling system and laser-air water coaxial jet coupling head (40), wherein：Laser (29) outer wrap has watertight compartment (30), and heat exchanger I (14) is provided with the watertight compartment (30), described Thermo-electric cooling device (11), heat exchanger II (13) and laser crystal (26), the thermoelectric-cooled are provided with laser (29) Heat exchanger III (12) is additionally provided with device (11), the laser crystal (26) is enclosed in laser crystal waterway (27)；The salt water cooling system includes filter, sea water pump (8) and seawater intermediate-pressure accumulator (9), and seawater enters from entrance (5) Enter, after filtered device filtering, storage is into seawater intermediate-pressure accumulator (9) after being boosted by sea water pump (8), and pressure stores in the seawater After seawater inflow heat exchanger III (12), heat exchanger II (13) and heat exchanger I (14) in energy device (9) carry out heat exchange, through outlet I (15) discharge；The seawater desalination system includes reverse osmosis desalination device (16) and pure water storage box (18), and accumulation of energy is pressed from seawater The seawater of outflow is stored in pure water storage bin (18) after reverse osmosis desalination device (16) desalination in device (9)；The pure water cooling system includes pure water high pressure accumulator (21) and radiator (28), in the pure water storage bin (18) Pure water enters pure water high pressure accumulator (21) after liquid booster pump (19) supercharging, the pure water in the pure water high pressure accumulator (21) It is partly into the laser crystal cold water cavity (27) and is cooled down, on is returned after being cooled down in radiator (28) State pure water storage tank (18)；Pure water in the pure water high pressure accumulator (21) some supply described laser-air water coaxial jet coupling head (40), the underwater carry laser light system of processing also includes auxiliary gas cylinder (31), is above-mentioned laser-air water coaxial jet coupling head (40) auxiliary gas is provided, after the laser that the laser provides enters above-mentioned laser-air water coaxial jet coupling head (40), formed Laser-air water coaxial jet, underwater workpiece to be machined (43) is processed.
- 2. the air water coaxial jet auxiliary laser system of processing as claimed in claim 1 carried under water, it is characterised in that the water Lower carry laser light system of processing also includes water surface control system (1) and the water surface supports platform (2), the water surface control system (1) It is connected by communication cable (3) with Subsea Control Systems (4), so as to control whole system of processing.
- 3. the air water coaxial jet auxiliary laser system of processing as claimed in claim 1 or 2 carried under water, it is characterised in that The underwater carry laser light system of processing is delivered to underwater by underwater Portable carrying device (42), and the underwater Portable carrying device (42) is also pacified Equipped with a coupling head clamping device (39), it is processed for clamping above-mentioned laser-air water coaxial jet coupling head (40).
- 4. the air water coaxial jet auxiliary laser system of processing as claimed in claim 3 carried under water, it is characterised in that described The filter of salt water cooling system includes rough filtering device (6) and ultrafilter (7).
- 5. the air water coaxial jet auxiliary laser system of processing as claimed in claim 4 carried under water, it is characterised in that described Liquid booster pump (19) is controlled by magnetic valve (17), and the part seawater in the seawater intermediate-pressure accumulator (9) drives the liquid From the discharge of II (20) of outlet after booster pump (19).
- 6. the air water coaxial jet auxiliary laser system of processing as claimed in claim 5 carried under water, it is characterised in that described Automatically controlled flow valve III (10) is additionally provided between seawater intermediate-pressure accumulator (9) and thermo-electric cooling device (11), heat is flowed into control Seawater flow in electric cooling device (11).
- 7. the air water coaxial jet auxiliary laser system of processing as claimed in claim 6 carried under water, it is characterised in that described Gas cylinder (31) is aided in by aiding in gas flexible pipe (34) to be connected with the laser-air water coaxial jet coupling head (40), the auxiliary The outlet of gas cylinder (31) is also sequentially installed with gas cylinder pressure-reducing valve (32) and automatically controlled flow valve II (33).
- 8. the air water coaxial jet auxiliary laser system of processing as claimed in claim 7 carried under water, it is characterised in that described Laser is transported to the laser-air water coaxial jet coupling head (40) by laser by energy-transmission optic fibre (36), and the pure water is high Automatically controlled flow valve I (24) and fine filtering device I are disposed between pressure accumulator (21) and laser crystal pure water cooling chamber (27) (23)。
- 9. the air water coaxial jet auxiliary laser system of processing as claimed in claim 8 carried under water, it is characterised in that described Pure water high pressure accumulator (21) is that the laser-air water coaxial jet coupling head (40) offer is pure by high-pressure water hose (35) Water, electronic control pressure reducing valve (22) and fine filtering device II are provided between the pure water high pressure accumulator (21) and high-pressure water hose (35) (23)。
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| CN201710854711.9A CN107671416B (en) | 2017-09-20 | 2017-09-20 | A kind of air water coaxial jet auxiliary laser system of processing carried under water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109676288A (en) * | 2019-01-14 | 2019-04-26 | 天津大学 | A kind of method of three layers of drainage cover of underwater local dry cavity low-pressure welding and acquisition low pressure |
| CN112620255A (en) * | 2020-12-15 | 2021-04-09 | 哈尔滨工业大学（深圳） | Underwater laser water flow composite cleaning system and method |
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| CN105598592A (en) * | 2016-03-25 | 2016-05-25 | 东南大学 | Underwater laser cutting device and underwater laser cutting method |
| CN105689893A (en) * | 2016-03-25 | 2016-06-22 | 东南大学 | Test device for simulating laser cutting under marine environment |
| CN105945429A (en) * | 2016-06-30 | 2016-09-21 | 哈尔滨工业大学（威海） | Ultrasonic auxiliary underwater laser cutting device and method |
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| JPH11787A (en) * | 1997-06-10 | 1999-01-06 | Ishikawajima Harima Heavy Ind Co Ltd | Compound cutting device of pressure under water laser and water jet |
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| CN109676288A (en) * | 2019-01-14 | 2019-04-26 | 天津大学 | A kind of method of three layers of drainage cover of underwater local dry cavity low-pressure welding and acquisition low pressure |
| CN112620255A (en) * | 2020-12-15 | 2021-04-09 | 哈尔滨工业大学（深圳） | Underwater laser water flow composite cleaning system and method |
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| CN107671416B (en) | 2019-05-03 |
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