CN113794090A - Resonant cavity heat dissipation structure of high-pressure excitation gas laser and heat dissipation method thereof - Google Patents
Resonant cavity heat dissipation structure of high-pressure excitation gas laser and heat dissipation method thereof Download PDFInfo
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- CN113794090A CN113794090A CN202111095091.8A CN202111095091A CN113794090A CN 113794090 A CN113794090 A CN 113794090A CN 202111095091 A CN202111095091 A CN 202111095091A CN 113794090 A CN113794090 A CN 113794090A
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 101
- 230000005284 excitation Effects 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 147
- 238000009833 condensation Methods 0.000 claims description 24
- 230000005494 condensation Effects 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 5
- 210000003437 trachea Anatomy 0.000 claims description 5
- 239000011324 bead Substances 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 1
- 239000002245 particle Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000008207 working material Substances 0.000 description 1
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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
- H01S3/0401—Arrangements for thermal management of optical elements being part of laser resonator, e.g. windows, mirrors, lenses
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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
- H01S3/0405—Conductive cooling, e.g. by heat sinks or thermo-electric elements
-
- 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
Abstract
The invention provides a resonant cavity heat dissipation structure of a high-voltage excitation gas laser and a heat dissipation method thereof, and relates to the technical field of laser heat dissipation. The high-pressure excitation gas laser resonant cavity heat dissipation structure comprises a base, a laser tube, a first heat dissipation mechanism, a second heat dissipation mechanism, a water supply device, a gas supply device and a driving device, wherein the base is provided with the laser tube, the laser tube is fixedly connected with the base, the outer side of the laser tube is fixedly connected with the first heat dissipation mechanism, the first heat dissipation mechanism is fixedly connected with the laser tube, the first heat dissipation mechanism is internally and fixedly connected with the second heat dissipation mechanism, the laser tube is provided with the water supply device and the gas supply device close to the left bottom end, the water supply device is fixedly connected with the first heat dissipation mechanism, the gas supply device is fixedly connected with the second heat dissipation mechanism, the driving device is rotatably connected to the left bottom end of the first heat dissipation mechanism, and the problem that the laser tube of the gas laser generates a large amount of heat to influence the normal work of the laser when emitting laser is solved.
Description
Technical Field
The invention relates to the technical field of laser heat dissipation, in particular to a resonant cavity heat dissipation structure of a high-voltage excitation gas laser and a heat dissipation method thereof.
Background
The gas laser device for producing laser by using gas as working material is formed from three main portions of activating gas in discharge tube, resonant cavity formed from a pair of reflectors and excitation source, and its main excitation modes are electric excitation, pneumatic excitation, optical excitation and chemical excitation, in which the electric excitation mode is most commonly used, and under the proper discharge condition, it utilizes the electronic collision excitation and energy transfer excitation, etc. to selectively excite the gas particles to a certain high energy level so as to form the particle number reversal between certain low energy levels and produce stimulated emission transition.
When the gas laser works for a long time, gas in the laser tube (2) continuously collides between high-voltage electric shock gas particles, a large amount of heat can be generated when laser is emitted, and if the temperature generated by the laser is too high, the normal work of the laser can be influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a resonant cavity heat dissipation structure of a high-voltage excitation gas laser and a heat dissipation method thereof, which solve the problem that a laser works normally because a laser tube of the gas laser generates a large amount of heat when emitting laser.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a high pressure excitation gas laser resonant cavity heat radiation structure, the on-line screen storage device comprises a base, the laser pipe, first heat dissipation mechanism, second heat dissipation mechanism, water supply installation, air feeder, drive arrangement, the base top is equipped with the laser pipe, laser socle end and base fixed connection, the first heat dissipation mechanism of laser socle outside fixedly connected with, first heat dissipation mechanism and laser socle outside fixed connection, be equipped with second heat dissipation mechanism in the first heat dissipation mechanism, second heat dissipation mechanism and first heat dissipation mechanism fixed connection, the laser pipe is close to the left side bottom and is equipped with water supply installation and air feeder, water supply installation and first heat dissipation mechanism fixed connection, air feeder and second heat dissipation mechanism bottom fixed connection, first heat dissipation mechanism left side bottom is rotated and is connected with drive arrangement.
Preferably, the top end of the second heat dissipation mechanism penetrates through the first heat dissipation mechanism to be fixedly connected with the first heat dissipation mechanism, two sides of the first heat dissipation mechanism are shorter than two sides of the laser tube, and the bottom ends of the water supply device, the air supply device and the driving device are fixedly connected with the base.
Preferably, the first heat dissipation mechanism comprises heat conduction rings which are uniformly and fixedly connected with the laser tube and are arranged on the outer side of the middle part of the laser tube, air guide tubes are uniformly and fixedly connected with the outer sides of the upper half parts of the heat conduction rings, which are close to the two ends, air guide tubes are arranged between the air guide tubes, the bottom ends of the air guide tubes are fixedly connected with the outer sides of the heat conduction rings, the top ends of the air guide tubes are fixedly connected with a condensation cavity, an annular turbulence block is fixedly connected between the heat conduction rings, a first circular tube and the air guide tubes are arranged at the bottom ends of the condensation cavity, the top ends of the air guide tubes penetrate through the first circular tube and are fixedly connected with the first circular tube, an arc-shaped water guide plate is uniformly and fixedly connected with the outer side of the arc-shaped water guide plate, a water inlet ring is fixedly connected with the left side of the arc-shaped water guide plate, a rotating tooth ring is rotatably connected with the inner side of the water inlet ring, rotating teeth are engaged with rotating teeth, the left side of the rotating teeth is fixedly connected with the driving device, a water changing ring is fixedly connected with the right side of the arc-shaped water guide plate, trade the inboard and the inboard fixed connection of first pipe of water ring left side being close to, the even fixedly connected with in change ring gear right side stirs the flabellum, stirs the flabellum and arranges first pipe in, the ring bottom and water supply installation fixed connection of intaking.
Preferably, the first section of heat conduction ring is inside to be cavity, every two of arc water deflectors are a set of, the condensation chamber is located between every group arc water deflector, arc water deflector middle part is protruding to one side, circular notch has evenly been seted up on the heat conduction ring outside, circular notch has evenly been seted up on the first pipe inboard, annular turbulence piece is the hemisphere, square opening has evenly been seted up on the second pipe right side outside, the aqueduct bottom is equipped with one-way valve block, the first pipe bottom is equipped with the outlet, the outlet passes second pipe and second pipe fixed connection.
Preferably, the second heat dissipation mechanism is including setting up the side pipe of admitting air between air duct and aqueduct, and the side of the side pipe of admitting air both sides are equipped with the conducting strip, and the one end that the conducting strip is close to the side pipe of admitting air passes the side pipe of admitting air and side pipe fixed connection of admitting air, and the side pipe both sides fixedly connected with trachea of admitting air, and the trachea top passes the first air inlet ring of second pipe fixedly connected with, and first air inlet ring right side is equipped with the second air inlet ring, and the second air inlet ring bottom passes the second pipe and arranges in between the arc aqueduct.
Preferably, the conducting strip is equipped with square air vent on arranging the intraductal part of air inlet side in, arranges the conducting strip of the intraductal both sides of air inlet side in and lengthens to air inlet side pipe middle part gradually, sets up and passes first pipe in first pipe is arranged in to the trachea top on air inlet side pipe right side, and square opening on first pipe top and the second pipe is on same straight line.
7. A heat dissipation method for resonant cavity heat dissipation structure of high-pressure excitation gas laser comprises the following steps,
s1: starting the water supply device to inject cold water into the second round pipe through the water inlet ring and inject the cold water in the second round pipe into the first round pipe through the water exchange ring to dissipate heat of the laser pipe;
s2: the air supply device is started to introduce cold air between the air inlet square pipe and each group of arc-shaped water guide plates through the first air inlet ring and the second air inlet ring to cool water in the first round pipe, and the cold air entering between each group of arc-shaped water guide plates blows the top end of the condensation cavity to enable the temperature of the top end of the condensation cavity to be relatively low, so that water drops can be condensed in the condensation cavity to dissipate heat of the laser pipe;
s3: starting drive arrangement makes drive arrangement drive commentaries on classics tooth rotate, changes the tooth and rotates and drive commentaries on classics ring gear and rotate, changes the ring gear and rotates and drive and mix the flabellum and rotate, changes the tooth and rotates and mix the water in the first pipe to the reinforcing is to the radiating effect of laser pipe.
(III) advantageous effects
(1) According to the invention, the heat conduction ring, the air guide pipe, the water guide pipe and the condensing cavity which are arranged in the first heat dissipation mechanism are used for evaporating water in the heat conduction ring through heat generated by the laser pipe so as to dissipate heat in the laser pipe when heat is generated in the laser pipe, and when water vapor generated by the heat conduction ring enters the condensing cavity, water drops condensed by the water vapor in the condensing cavity and latent heat released by the water vapor are dissipated, so that the temperature of the condensed water drops is reduced, and the heat dissipation effect on the laser pipe is enhanced.
(2) According to the invention, the first circular pipe, the heat conducting rings and the gear rotating ring are arranged in the first heat dissipation mechanism, and the stirring fan blades rotate to rotate the first circular pipe when cold water is injected into the first circular pipe, and the cold water in the first circular pipe forms rotating mixed flow under the matching of the heat conducting rings arranged among the heat conducting rings and the circular notches on the first circular pipe, so that the heat exchange between the cold water in the first circular pipe and the heat generated in the laser pipe is enhanced, and the heat dissipation effect on the laser pipe is enhanced.
(3) According to the invention, the air pipe enables heat conducted to the air inlet square pipe through the heat-conducting fin to be radiated when cold air rapidly flows in the air inlet square pipe through the air inlet square pipe and the heat-conducting fin arranged in the second heat-radiating mechanism, so that the temperature of water in the first round pipe is reduced, the heat-radiating effect on the laser pipe is prevented from being influenced by the fact that the temperature of the water in the first round pipe is increased too fast, and the heat-radiating effect on the laser pipe is enhanced.
(4) According to the invention, the arc-shaped water guide plate arranged in the first heat dissipation mechanism and the first air inlet ring arranged in the second heat dissipation mechanism are used, and the second air inlet ring dissipates heat generated by the laser tube transmitted by heat radiation, so that the heat dissipation effect of the laser tube is enhanced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side cross-sectional view of a first heat dissipation mechanism of the present invention;
FIG. 3 is a schematic structural diagram of a first heat dissipation mechanism according to the present invention;
FIG. 4 is a side cross-sectional view of a second tubular of the present invention;
FIG. 5 is a schematic view of a heat conductive ring structure according to the present invention;
FIG. 6 is a schematic view of the internal structure of the square air inlet pipe according to the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 4 at A in accordance with the present invention;
FIG. 8 is an enlarged view of the structure of FIG. 2 at B according to the present invention.
The device comprises a base 1, a laser tube 2, a first heat dissipation mechanism 3, a heat conduction ring 301, an air duct 302, a water guide tube 303, a condensation cavity 304, an annular turbulence block 305, a first round tube 306, an arc water guide plate 307, a second round tube 308, a water inlet ring 309, a rotary tooth ring 310, a rotary tooth 311, a water changing ring 312, stirring fan blades 313, a second heat dissipation mechanism 4, an air inlet square tube 401, a heat conduction sheet 402, an air tube 403, a first air inlet ring 404, a second air inlet ring 405, a water supply device 5, an air supply device 6 and a driving device 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings 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.
As shown in fig. 1-8, an embodiment of the present invention provides a resonant cavity heat dissipation structure for a high-pressure excited gas laser, including a base 1, a laser tube 2, a first heat dissipation mechanism 3, a second heat dissipation mechanism 4, a water supply device 5, a gas supply device 6, and a driving device 7, wherein the top end of the base 1 is provided with the laser tube 2, the bottom end of the laser tube 2 is fixedly connected with the base 1, the outer side of the laser tube 2 is fixedly connected with the first heat dissipation mechanism 3, the first heat dissipation mechanism 3 is fixedly connected with the outer side of the laser tube 2, the first heat dissipation mechanism 3 is provided with the second heat dissipation mechanism 4, the second heat dissipation mechanism 4 is fixedly connected with the first heat dissipation mechanism 3, the laser tube 2 is provided with the water supply device 5 and the gas supply device 6 near the left bottom end, the water supply device 5 is fixedly connected with the first heat dissipation mechanism 3, the gas supply device 6 is fixedly connected with the bottom end of the second heat dissipation mechanism 4, the left bottom end of the first heat dissipation mechanism 3 is rotatably connected with the driving device 7, the top end of the second heat dissipation mechanism 4 penetrates through the first heat dissipation mechanism 3 to be fixedly connected with the first heat dissipation mechanism 3, two sides of the first heat dissipation mechanism 3 are shorter than two sides of the laser tube 2, and the bottom ends of the water supply device 5, the air supply device 6 and the driving device 7 are fixedly connected with the base 1.
The first heat dissipation mechanism 3 comprises a heat conduction ring 301 which is arranged at the outer side of the middle part of the laser tube 2 and is uniformly and fixedly connected with the laser tube 2, air guide tubes 302 are uniformly and fixedly connected with the outer side of the upper half part of the heat conduction ring 301 near two ends, a water guide tube 303 is arranged between the air guide tubes 302, the bottom end of the water guide tube 303 is fixedly connected with the outer side of the heat conduction ring 301, a condensation cavity 304 is fixedly connected with the top end of the water guide tube 303, an annular turbulence block 305 is fixedly connected between the heat conduction rings 301, a first circular tube 306 is arranged at the bottom end of the condensation cavity 304, the air guide tube 302 is arranged, the top end of the water guide tube 303 passes through the first circular tube 306 and is fixedly connected with the first circular tube 306, an arc water guide plate 307 is uniformly and fixedly connected with the outer side of the arc water guide plate 307, a second circular tube 308 is fixedly connected with the outer side of the arc water guide plate 307, a water inlet ring 309 is rotatably connected with the inner side of the water inlet ring 309, and a rotary tooth ring 310 is engaged with a rotary tooth 311, the left side of the rotating tooth 311 is fixedly connected with the driving device 7, the right side of the arc-shaped water guide plate 307 is fixedly connected with a water changing ring 312, the left side of the water changing ring 312, which is close to the inner side, is fixedly connected with the inner side of the first circular pipe 306, the right side of the rotating tooth ring 310 is uniformly and fixedly connected with stirring fan blades 313, the stirring fan blades 313 are arranged in the first circular pipe 306, the bottom end of the water inlet ring 309 is fixedly connected with the water supply device 5, the inner part of the upper half section of the heat conduction ring 301 is hollow, every two arc-shaped water guide plates 307 form a group, a condensation cavity 304 is arranged between each group of arc-shaped water guide plates 307, the middle part of each arc-shaped water guide plate 307 protrudes to one side, circular notches are uniformly arranged on the outer side of the heat conduction ring 301, circular notches are uniformly arranged on the inner side of the first circular pipe 306, the annular turbulence block 305 is hemispherical, square openings are uniformly arranged on the outer side of the second circular pipe 308, the bottom end of the water guide pipe 303 is provided with a one-way valve plate, and the bottom end of the first circular pipe 306 is provided with a water outlet, the water outlet passes through the second round tube 308 and is fixedly connected with the second round tube 308.
The second heat dissipation mechanism 4 comprises an air inlet square pipe 401 arranged between the air duct 302 and the water guide pipe 303, heat conducting fins 402 are arranged on two sides of the air inlet square pipe 401, one end of each heat conducting fin 402 close to the air inlet square pipe 401 penetrates through the air inlet square pipe 401 to be fixedly connected with the air inlet square pipe 401, two sides of the air inlet square pipe 401 are fixedly connected with an air pipe 403, the top end of the air pipe 403 penetrates through a second circular pipe 308 to be fixedly connected with a first air inlet ring 404, the right side of the first air inlet ring 404 is provided with a second air inlet ring 405, the bottom end of the second air inlet ring 405 penetrates through the second circular pipe 308 to be arranged between the arc water guide plates 307, a square vent is arranged on the part of the heat conducting fins 402 arranged in the air inlet square pipe 401, the heat conducting fins 402 arranged on two sides in the air inlet square pipe 401 gradually lengthen towards the middle part of the air inlet square pipe 401, the top end of the air pipe 403 arranged on the right side of the air inlet square pipe 401 penetrates through the first circular pipe 306 to be arranged in the first circular pipe 306, and the top end of the first tube 306 is aligned with the square opening of the second tube 308.
7. A heat dissipation method for resonant cavity heat dissipation structure of high-pressure excitation gas laser comprises the following steps,
s1: starting the water supply device 5 to inject cold water into the second round pipe 308 through the water inlet ring 309 and inject the cold water in the second round pipe 308 into the first round pipe 306 through the water changing ring 312 to dissipate heat of the laser pipe 2;
s2: starting the air supply device 6, introducing cold air between the square air inlet pipe 401 and each group of arc water guide plates 307 through the first air inlet ring 404 and the second air inlet ring 405 to cool water in the first circular pipe 306, and blowing the top end of the condensation cavity 304 through the cold air entering between each group of arc water guide plates 307 to enable the temperature of the top end of the condensation cavity 304 to be relatively low, so that water beads can be condensed in the condensation cavity 304 to dissipate heat of the laser pipe 2;
s3: the driving device 7 is started to drive the driving device 7 to drive the rotating teeth 311 to rotate, the rotating teeth 311 rotate to drive the rotating teeth ring 310 to rotate, the rotating teeth ring 310 rotates to drive the stirring fan blades 313 to rotate, and the rotating teeth 311 rotate to stir water in the first circular tube 306, so that the heat dissipation effect of the laser tube 2 is enhanced.
When the laser tube is used, when the laser tube 2 runs and generates heat, the water supply device 5 is started to inject cold water into the second round tube 308, the cold water injected into the second round tube 308 is filled into the first round tube 306 through the water change ring 312, when the first round tube 306 is filled with the cold water, the driving device 7 is started to drive the rotating tooth 311 to rotate, the rotating tooth 311 rotates to drive the rotating tooth ring 310 to rotate, the rotating tooth ring 310 rotates to drive the stirring fan blades 313 to rotate, the stirring fan blades 313 rotate to drive the cold water of the first round tube 306 to rotate, the cold water rotating in the first round tube 306 forms turbulent flow under the action of the second round tube 308 arranged between the first round tubes 306 and the circular notches arranged on the heat conduction ring 301 and the first round tube 306, the rotating turbulent flow of the water formed in the first round tube 306 enhances the heat exchange efficiency between the heat transferred into the heat conduction ring 301 in the laser tube 2 and the cold water in the first round tube 306, the heat dissipation effect on the laser tube 2 is enhanced, because the upper half section of the heat conduction ring 301 is hollow, cold water is arranged in the hollow, when the laser tube 2 generates heat, the heat generated in the laser tube 2 heats and evaporates the cold water in the heat conduction ring 301, the water vapor generated in the heat conduction ring 301 enters the condensation cavity 304 through the air duct 302, the water vapor entering the condensation cavity 304 meets the cold to form water drops to release the latent heat in the water vapor, the formed water drops enter the heat conduction ring 301 through the water guide pipe 303 to be evaporated again so as to dissipate the heat of the laser tube 2, when the laser tube 2 starts to generate heat, the air supply device 6 starts to inject the cold air between the air inlet square tube 401 and each group of arc-shaped water guide plates 307 through the first air inlet ring 404 and the second air inlet ring 405, the cold air entering between the arc-shaped water guide plates 307 blows the top end of the condensation cavity 304 continuously, so that the temperature at the top end of the condensation cavity 304 is kept at a low temperature all the time, therefore, water vapor in the heat conducting ring 301 can be effectively condensed into water drops when encountering the top end of the condensation cavity 304, thereby enhancing the heat dissipation effect of the accumulated laser tube 2, cold air entering the air inlet square tube 401 flows in the air inlet square tube 401, when the laser tube 2 generates heat, the heat in the water entering the first round tube 306 is transferred into the air inlet square tube 401 through the heat conducting sheets 402, when the cold air rapidly flows in the air inlet square tube 401, the cold air in the air inlet square tube 401 flows between the heat conducting sheets 402 in the middle of the air inlet square tube 401 and between the square air vents on the heat conducting sheets 402, because the distance between the heat conducting sheets 402 is short, the cold air flow rate is accelerated when passing between the heat conducting sheets 402, thereby the air flow between the heat conducting sheets 402 passing between the square air vents on the heat conducting sheets 402 is enabled to flow and discharge the heat conducted to the heat conducting sheets 402 through the air in the air inlet square tube 401, the square opening that sets up is discharged through the square opening that sets up on the second pipe 308 in the side pipe 401 admits air, thereby cool down the temperature of heat dissipation water in the first pipe 306, thereby the reinforcing is to laser pipe 2 radiating effect, water when the water between the first pipe 306 risees the uniform temperature through setting up the outlet in first pipe 306 bottom with the water discharge in the first pipe 306, cold water in the second pipe 308 is poured into first pipe 306 through trading water ring 312 into, when pouring into in first pipe 306 in the second pipe 308, cold water in the second pipe 308 flows through between the arc water deflectors 307, because the distance in every group arc water deflector 307 shortens from both sides to middle part gradually, thereby the reinforcing is accelerated through the cold water velocity of flow between every group arc water deflector 307 and is dispelled the heat through the heat that the heat radiation was come out to the heat that the laser pipe 2 produced, and the cooperation is blown the heat that cold air produced through the heat radiation 307 from the flow of 304 top between every group arc water deflector The heat radiated from the heat radiation is radiated and the water flowing in the second round tube 308 is cooled, thereby enhancing the heat radiation effect to the laser tube 2.
Claims (7)
1. The utility model provides a high pressure excitation gas laser resonant cavity heat radiation structure, includes base (1), laser pipe (2), first heat dissipation mechanism (3), second heat dissipation mechanism (4), water supply installation (5), air feeder (6), drive arrangement (7), its characterized in that: base (1) top is equipped with laser pipe (2), laser pipe (2) bottom and base (1) fixed connection, the first heat dissipation mechanism (3) of laser pipe (2) outside fixedly connected with, first heat dissipation mechanism (3) and laser pipe (2) outside fixed connection, be equipped with second heat dissipation mechanism (4) in first heat dissipation mechanism (3), second heat dissipation mechanism (4) and first heat dissipation mechanism (3) fixed connection, laser pipe (2) are close to the left side bottom and are equipped with water supply installation (5) and air feeder (6), water supply installation (5) and first heat dissipation mechanism (3) fixed connection, air feeder (6) and second heat dissipation mechanism (4) bottom fixed connection, first heat dissipation mechanism (3) left side bottom is rotated and is connected with drive arrangement (7).
2. The resonant cavity heat dissipation structure of a high-pressure excited gas laser as claimed in claim 1, wherein: the top end of the second heat dissipation mechanism (4) penetrates through the first heat dissipation mechanism (3) and is fixedly connected with the first heat dissipation mechanism (3), the two sides of the first heat dissipation mechanism (3) are shorter than the two sides of the laser tube (2), and the bottom ends of the water supply device (5), the air supply device (6) and the driving device (7) are fixedly connected with the base (1).
3. The resonant cavity heat dissipation structure of a high-pressure excited gas laser as claimed in claim 1, wherein: the first heat dissipation mechanism (3) comprises heat conduction rings (301) which are uniformly and fixedly connected with the laser tube (2) and arranged on the outer side of the middle part of the laser tube (2), air guide tubes (302) are uniformly and fixedly connected with the outer sides of the upper half part of the heat conduction rings (301) and close to the two ends, water guide tubes (303) are arranged between the air guide tubes (302), the bottom ends of the water guide tubes (303) are fixedly connected with the outer sides of the heat conduction rings (301), a condensation cavity (304) is fixedly connected with the top ends of the water guide tubes (303), annular turbulence blocks (305) are fixedly connected between the heat conduction rings (301), a first circular tube (306) is arranged at the bottom end of the condensation cavity (304), the air guide tubes (302), the top ends of the water guide tubes (303) penetrate through the first circular tube (306) and are fixedly connected with the first circular tube (306), an arc water guide plate (307) is uniformly and fixedly connected with the outer side of the first circular tube (306), a second circular tube (308) is fixedly connected with the outer side of the arc water guide plate (307), arc water deflector (307) left side fixedly connected with ring (309) of intaking, it is connected with rotary ring (310) to intake ring (309) inboard rotation, rotary ring (310) bottom meshing has rotary tooth (311), rotary tooth (311) left side and drive arrangement (7) fixed connection, arc water deflector (307) right side fixedly connected with trades water ring (312), trade water ring (312) left side be close to inboard and first pipe (306) inboard fixed connection, the even fixedly connected with in rotary ring (310) right side stirs flabellum (313), it arranges in within first pipe (306) to stir flabellum (313), it advances water ring (309) bottom and water supply installation (5) fixed connection.
4. The resonant cavity heat dissipation structure of a high-pressure excited gas laser as claimed in claim 3, wherein: the heat conduction ring (301) first section is inside to be cavity, every two of arc water deflector (307) are a set of, condensation chamber (304) are located between every group arc water deflector (307), arc water deflector (307) middle part is protruding to one side, circular notch has evenly been seted up on heat conduction ring (301) the outside, circular notch has evenly been seted up on first pipe (306) inboard, annular turbulence piece (305) are the hemisphere, square opening has evenly been seted up on second pipe (308) right side outside, aqueduct (303) bottom is equipped with the check valve piece, first pipe (306) bottom is equipped with the outlet, the outlet passes second pipe (308) and second pipe (308) fixed connection.
5. The resonant cavity heat dissipation structure of a high-pressure excited gas laser as claimed in claim 1, wherein: second heat dissipation mechanism (4) are including setting up air inlet side pipe (401) between air duct (302) and aqueduct (303), air inlet side pipe (401) both sides are equipped with conducting strip (402), the one end that conducting strip (402) are close to air inlet side pipe (401) is passed air inlet side pipe (401) and is managed (401) fixed connection with air inlet side, air inlet side pipe (401) both sides fixedly connected with trachea (403), trachea (403) top is passed first air inlet ring (404) of second pipe (308) fixedly connected with, first air inlet ring (404) right side is equipped with second air inlet ring (405), second air inlet ring (405) bottom is passed second pipe (308) and is arranged in between arc aqueduct (307).
6. The resonant cavity heat dissipation structure of a high-pressure excited gas laser as claimed in claim 5, wherein: the square ventilation hole is arranged on the part, in the square air inlet pipe (401), of the heat-conducting sheet (402), the heat-conducting sheets (402) on the two sides in the square air inlet pipe (401) are gradually lengthened towards the middle of the square air inlet pipe (401), the top end of the air pipe (403) on the right side of the square air inlet pipe (401) penetrates through the first circular pipe (306) and is arranged in the first circular pipe (306), and the top end of the first circular pipe (306) and the square opening on the second circular pipe (308) are arranged on the same straight line.
7. A heat dissipation method for a resonant cavity heat dissipation structure of a high-pressure excitation gas laser is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
s1: starting the water supply device (5) to inject cold water into the second circular tube (308) through the water inlet ring (309) and inject the cold water in the second circular tube (308) into the first circular tube (306) through the water exchange ring (312) to dissipate heat of the laser tube (2);
s2: starting an air supply device (6), introducing cold air between an air inlet square pipe (401) and each group of arc water guide plates (307) through a first air inlet ring (404) and a second air inlet ring (405) to cool water in a first circular pipe (306), and blowing the top end of a condensation cavity (304) through the cold air entering between each group of arc water guide plates (307) to enable the temperature of the top end of the condensation cavity (304) to be relatively low, so that water beads can be condensed in the condensation cavity (304) to dissipate heat of a laser pipe (2);
s3: the driving device (7) is started to drive the driving device (7) to drive the rotating teeth (311) to rotate, the rotating teeth (311) rotate to drive the rotating tooth ring (310) to rotate, the rotating tooth ring (310) rotates to drive the stirring fan blades (313) to rotate, and the rotating teeth (311) rotate to stir water in the first circular tube (306), so that the heat dissipation effect on the laser tube (2) is enhanced.
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