CN110600974B - Laser assembly with support transition device - Google Patents

Laser assembly with support transition device Download PDF

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Publication number
CN110600974B
CN110600974B CN201911054980.2A CN201911054980A CN110600974B CN 110600974 B CN110600974 B CN 110600974B CN 201911054980 A CN201911054980 A CN 201911054980A CN 110600974 B CN110600974 B CN 110600974B
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support
tube
supporting
transition device
water
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CN110600974A (en
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殷卫援
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Chengdu Weeson Tech Co ltd
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Chengdu Weeson Tech Co ltd
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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
    • H01S3/03—Constructional details of gas laser discharge tubes
    • 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
    • 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
    • H01S3/041—Arrangements for thermal management for gas lasers

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)

Abstract

The application relates to the technical field of lasers, in particular to a laser assembly with a support transition device, which comprises a laser and a support seat for supporting the laser, wherein the laser comprises a gas storage tube, a water cooling tube and a discharge tube which are sleeved in sequence from outside to inside, the side wall of the gas storage tube is provided with a support part matched with the support seat in a supporting way, the support transition device for supporting the water cooling tube is arranged between the water cooling tube and the gas storage tube, the bending rigidity of the support transition device is larger than that of the water cooling tube, the support transition device is connected with the gas storage tube through at least two support legs in a supporting way, and all the support legs are distributed on at least two support parts. The laser component with the support transition device can greatly reduce the influence of the discharge tube and the water cooling tube on the gas storage tube while guaranteeing the straightness of the discharge tube and the cooling effect of the water cooling tube so as to guarantee the straightness requirement of the gas storage tube and further guarantee the parallelism requirement of the reflecting lens and the output lens.

Description

Laser assembly with support transition device
Technical Field
The invention relates to the technical field of lasers, in particular to a laser component with a supporting transition device.
Background
Because the carbon dioxide laser has relatively high power and relatively high energy conversion efficiency, the spectral lines are relatively rich, and the laser output of tens of spectral lines is near 10 microns, the carbon dioxide laser has wide application in the aspects of industry, military, medical treatment, scientific research and the like.
The prior carbon dioxide laser generally comprises a discharge tube, a water cooling tube sleeved outside the discharge tube, a gas storage tube sleeved outside the water cooling tube, electrodes arranged at two ends of the discharge tube, and output windows and reflecting windows arranged at two ends of the gas storage tube, wherein the reflecting windows comprise reflecting lenses and reflecting lens cooling devices, the output windows comprise output lenses and output lens cooling devices, and carbon dioxide gas and other auxiliary gases are filled in the discharge tube; when a high voltage is applied to the electrode, glow discharge is generated in the discharge tube, a laser beam is formed after being reflected by the reflecting mirror and the output mirror, and the final laser beam is obtained by being emitted from the output mirror, so that the parallelism requirement of the reflecting mirror and the output mirror is very high, two brackets are commonly used for installing a carbon dioxide laser at present so as to ensure the straightness of the gas storage tube, and the parallelism requirement of the reflecting mirror and the output mirror is ensured when the carbon dioxide laser is installed.
However, since the carbon dioxide laser is usually a high-voltage small-current discharge, the diameter of the discharge tube is smaller, and the larger the power of the carbon dioxide laser, the longer the required length of the discharge tube is, so that under the condition of ensuring the use power, the discharge tube and the water cooling tube for cooling the discharge tube are both of a slender structure, the whole carbon dioxide laser is also generally of a slender structure, the discharge tube is sleeved in the water cooling tube, a multipoint support is required to be arranged between the discharge tube and the water cooling tube to ensure the straightness requirement of the discharge tube, and in order to avoid the situation that the water cooling tube is filled with cooling liquid, the self-deflection is too large due to dead weight, thereby influencing the straightness of the discharge tube and causing one side of the discharge tube to be closer to the water cooling tube wall, so that the cooling liquid passing through the position is reduced, thereby influencing the cooling effect of the water cooling tube, and the multipoint support is required to be arranged between the water cooling tube and the gas storage tube to reduce the deflection of the water cooling tube, thereby ensuring the straightness of the discharge tube and the cooling effect of the water cooling tube.
However, this will cause the water cooling pipe to apply a downward force to the air storage pipe, so that the straightness of the air storage pipe is affected, thereby affecting the parallelism requirements of the reflecting lens and the output lens, especially when the reflecting lens and the output lens are supported at three points or more, the influence is more remarkable, and the influence becomes more and more remarkable along with the axial growth of the carbon dioxide laser, when the carbon dioxide laser exceeds 2m, the parallelism requirements of the reflecting lens and the output lens are difficult to be ensured by the supporting mode.
Therefore, based on the foregoing, there is a need for a laser assembly with a supporting transition device to solve the above problems.
Disclosure of Invention
The invention aims at: the utility model provides a need set up the multiple spot support between water-cooled tube and gas storage pipe to exist among the prior art and reduce the amount of deflection of water-cooled tube to guarantee the straightness accuracy of discharge tube and the cooling effect of water-cooled tube, but can cause the water-cooled tube to exert decurrent power to the gas storage pipe, make the straightness accuracy of gas storage pipe receive the influence, thereby influence the problem that the parallelism requirement of reflector plate and output lens, provide a laser instrument subassembly with support transition device, when guaranteeing the straightness accuracy of discharge tube and the cooling effect of water-cooled tube, can reduce the influence of discharge tube and water-cooled tube to the gas storage pipe greatly, with the straightness requirement of assurance gas storage pipe, and then guarantee the parallelism requirement of reflector plate and output lens.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
The utility model provides a laser instrument subassembly with support transition device, includes the laser instrument and is used for supporting the support of laser instrument, the laser instrument includes from outside to interior gas storage pipe, water-cooled tube and the discharge tube of overlapping in proper order, water inlet and the delivery port of water-cooled tube all set up in the same end of laser instrument, have on the lateral wall of gas storage pipe with support matched with supporting part is supported to the support, the water-cooled tube with be provided with between the gas storage pipe and be used for supporting the support transition device of water-cooled tube, the bending rigidity that supports transition device is greater than the bending rigidity of water-cooled tube, support transition device with the gas storage tube is through two at least stabilizer blade support connection, all the stabilizer blade distributes in at least two on the supporting part.
The laser assembly with the support transition device comprises a gas storage tube, a water cooling tube and a discharge tube which are sequentially sleeved from outside to inside, wherein a water inlet and a water outlet of the water cooling tube are arranged at the same end of the laser, a reflecting lens is arranged at one end of the gas storage tube, an output lens is arranged at the other end of the gas storage tube, and at the moment, the deflection of the gas storage tube can greatly influence the parallelism of the reflecting lens and the output lens.
And be provided with between the water-cooled tube with the gas storage pipe supports transition device, support through supporting transition device the water-cooled tube to guarantee the amount of deflection of water-cooled tube in the operation requirement scope, and then guarantee the straightness accuracy of discharge tube and the cooling effect of water-cooled tube, simultaneously, water inlet and the delivery port of water-cooled tube all set up in the same one end of laser instrument, make support transition device can bear the vast majority weight from on water-cooled tube and the discharge tube, this weight includes the dead weight of water-cooled tube and discharge tube, and the weight of the interior coolant liquid of water-cooled tube.
Meanwhile, the bending rigidity of the support transition device is larger than that of the water-cooled tube, so that the number of supporting legs for supporting the transition device is reduced, and the straightness of the discharge tube and the cooling effect of the water-cooled tube can be guaranteed when all the supporting legs are distributed on at least two supporting parts.
Moreover, because the support transition device with the gas storage pipe is supported and is connected through two at least stabilizer blades, all stabilizer blades are distributed in two at least supporting part, simultaneously, support the support of laser instrument and supporting part support cooperation for bear on the stabilizer blade from water-cooled tube, discharge tube and support transition device's weight can directly transmit to the support on, greatly reduced water-cooled tube, discharge tube weight to the influence of gas storage pipe, with guarantee the straightness accuracy requirement of gas storage pipe, and then guarantee the depth of parallelism requirement of reflector plate and output lens.
In the scheme, if the manufacturing and mounting precision can ensure that the stress center line of the support leg coincides with the stress center line of the support, the influence of the weight of the water cooling pipe and the discharge pipe on the gas storage pipe can be avoided, the straightness requirements of the gas storage pipe can be better ensured, and the parallelism requirements of the reflecting lens and the output lens are further ensured.
In summary, according to the laser assembly with the supporting transition device, the straightness of the discharge tube and the cooling effect of the water cooling tube are guaranteed, and meanwhile, the influence of the discharge tube and the water cooling tube on the gas storage tube can be greatly reduced, so that the straightness requirement of the gas storage tube is guaranteed, and the parallelism requirement of the reflecting lens and the output lens is further guaranteed.
Preferably, the support transition means supports the water cooled tube radially along the water cooled tube diameter.
Preferably, the support transition device comprises a support tube and a support piece, the support tube is sleeved outside the water-cooled tube, the support piece is arranged between the water-cooled tube and the support tube and is used for supporting the water-cooled tube, the support leg is connected between the support tube and the support part, the support tube is of a hollow structure with two open ends, and the bending rigidity of the support tube is larger than that of the water-cooled tube.
The bending rigidity of the supporting tube is larger than that of the water cooling tube, so that the quantity of supporting legs is effectively reduced through transition of the supporting tube, the purpose that all the supporting legs are distributed on at least two supporting portions while the straightness of the discharge tube and the cooling effect of the water cooling tube are guaranteed is achieved, the influence of the discharge tube and the water cooling tube on the air storage tube can be greatly reduced, the straightness requirement of the air storage tube is guaranteed, and the parallelism requirement of the reflecting lens and the output lens is further guaranteed.
Preferably, the support transition device comprises at least two layers of support pipes, all support pipes are sequentially sleeved outside the water-cooled pipe from outside to inside, a support piece is arranged between the support pipe at the innermost layer and the water-cooled pipe and used for supporting the water-cooled pipe, adjacent support pipes are connected through support frames in a supporting mode, support legs are connected between the support parts and the support pipes at the outermost layer, all support pipes are hollow structures with two open ends, the bending rigidity of the support pipes is larger than that of the water-cooled pipe, and the bending rigidity of the support pipes at the outer layer is larger than that of the support pipes at the inner layer.
When one layer of support tube is in transition and can not reach all support legs are distributed on at least two support portions, the multilayer support tube sleeved in sequence can be used for carrying out support transition in sequence, at the moment, a support piece is arranged between the support tube of the innermost layer and the water cooling tube and used for supporting the water cooling tube, the adjacent support tubes are in support connection through the support frame, the support legs are connected between the support portions and the support tubes of the outermost layer, the number of support points can be gradually reduced from inside to outside through the multilayer support tube, the purpose that the straightness of a discharge tube and the cooling effect of the water cooling tube are guaranteed is finally achieved, and all support legs are distributed on at least two support portions is achieved, so that the influence of the discharge tube and the water cooling tube on a gas storage tube is greatly reduced, the straightness requirement of the gas storage tube is guaranteed, and the parallelism requirement of a reflecting lens and an output lens is further guaranteed.
Preferably, at least one layer of supporting sleeve is sleeved outside the supporting tube connected with the supporting legs.
Preferably, a support frame is connected between the support tube and the support sleeve at the outermost layer.
Preferably, the support frame has the same structure as the support frame, and the size of the support frame corresponds to the size of the support tube on the outermost layer.
The strength of the support transition device can be continuously enhanced outside the support tube at the outermost layer, and meanwhile, the support sleeve is only sleeved outside the support tube at the outermost layer, but does not contact with the gas storage tube.
Preferably, the support frames between two adjacent layers of support tubes are a plurality of, and are all arranged at intervals along the length direction of the support tubes.
Preferably, the two ends of the supporting tube are respectively connected with at least one supporting frame positioned on the inner side of the supporting tube
Preferably, the length of the support tube positioned at the outer layer is smaller than or equal to that of the support tube positioned at the inner layer among the adjacent support tubes.
Preferably, the support frame radially supports the support tube along the support tube diameter.
Preferably, at least one supporting frame comprises a cylinder body, at least one elastic supporting leg and at least two rigid supporting legs are arranged on the cylinder body, the elastic supporting legs are located on one side of the cylinder body, the rigid supporting legs are located on the other side of the cylinder body opposite to the elastic supporting legs, and when the cylinder body is sleeved on the outer side of the corresponding supporting tube, all the elastic supporting legs and all the rigid supporting legs are abutted against the supporting tube on the outer side adjacent to the supporting tube.
When the support frame is used, the cylinder body is set to be of a corresponding size according to the size of the support tube, and the support frame comprises the elastic support leg and the rigid support leg which are supported on the support tube.
When in installation, the support precision of the support tube is ensured by the rigid support legs; more importantly, after assembly, when impact exists in the moving and transporting process, the elastic support legs can provide a certain deformation allowance, so that the risk of damage of the laser caused by the impact is reduced;
In the use state, one side of the rigid supporting leg faces downwards, so that plastic deformation of the supporting leg caused by weight compression of the supporting tube is avoided.
Preferably, the number of the elastic supporting legs is at least one, the number of the rigid supporting legs is at least two, and the two rigid supporting legs are arranged at intervals.
By adopting the mode, the total number of the supporting legs is at least three, the cylinder body can be supported at three positions, the supported reliability of the cylinder body is further ensured, and at least one elastic supporting leg can provide corresponding deformation allowance, so that the supporting tube can provide corresponding deformation when being reliably supported, the elastic supporting legs provide corresponding deformation when being installed, the supporting tube is convenient to install, and when the laser is impacted, the elastic supporting legs provide corresponding deformation, and the risk of damage of the laser due to impact is reduced.
Preferably, the number of the elastic support legs and the number of the rigid support legs are two, and all the elastic support legs and all the rigid support legs are arranged at intervals.
As a further preferable mode, the number of the elastic supporting legs and the number of the rigid supporting legs are two, the two elastic supporting legs are arranged at intervals, and the two rigid supporting legs are arranged at intervals. The stability and the reliability of the support tube are further improved while the corresponding deformation allowance of the support tube is ensured.
Preferably, the support tube is a structural member made of glass material.
Preferably, the support is identical to the structure of the support frame and has a size corresponding to the size of the water-cooled tube.
Preferably, the support leg is fixedly connected with the support portion.
The support legs are fixedly connected with the supporting parts. The support legs are prevented from sliding relatively with the support parts along the axial direction of the gas storage tube under certain special conditions, so that the support legs deviate from the support parts, the straightness requirements of the gas storage tube are better ensured, and the parallelism requirements of the reflecting lens and the output lens are further ensured.
Preferably, the support legs are structural members made of glass materials.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. The laser component with the support transition device can greatly reduce the influence of the discharge tube and the water cooling tube on the gas storage tube while guaranteeing the straightness of the discharge tube and the cooling effect of the water cooling tube so as to guarantee the straightness requirement of the gas storage tube and further guarantee the parallelism requirement of the reflecting lens and the output lens.
2. According to the laser assembly with the support transition device, the number of the supporting legs is effectively reduced through the transition of the support tube, so that the purposes that all the supporting legs are distributed on at least two support parts while the straightness of the discharge tube and the cooling effect of the water cooling tube are guaranteed, the influence of the discharge tube and the water cooling tube on the air storage tube can be greatly reduced, the straightness requirement of the air storage tube is guaranteed, and the parallelism requirement of the reflecting lens and the output lens is further guaranteed.
3. According to the laser assembly with the support transition device, when one layer of support tube is in transition and cannot reach the purpose that all the support legs are distributed on at least two support parts, the support transition can be carried out sequentially through the plurality of layers of support tubes which are sleeved sequentially, the number of support points can be gradually reduced from inside to outside through the plurality of layers of support tubes, and finally the purpose that all the support legs are distributed on at least two support parts while the straightness of a discharge tube and the cooling effect of a water cooling tube are ensured is achieved, so that the influence of the discharge tube and the water cooling tube on an air storage tube is greatly reduced, the straightness requirement of the air storage tube is ensured, and the parallelism requirement of a reflecting lens and an output lens is further ensured.
4. According to the laser assembly with the support transition device, when the support frame is installed, the support precision of the support tube is ensured through the rigid support legs; after assembly, when impact occurs in the moving and transporting process, the elastic support legs can provide a certain deformation allowance, so that the risk of damage of the laser caused by the impact is reduced; in the use state, one side of the rigid supporting leg faces downwards, so that plastic deformation of the supporting leg caused by weight compression of the supporting tube is avoided.
5. The laser assembly with the support transition device is characterized in that the support leg is fixedly connected with the support part. The support legs are prevented from deviating from the support parts caused by relative sliding along the axial direction of the gas storage tube and the support parts under certain special conditions, the straightness requirements of the gas storage tube are better guaranteed, and the parallelism requirements of the reflecting lens and the output lens are further guaranteed.
Drawings
FIG. 1 is a schematic view of a laser assembly with a support transition device having only one layer of support tubes according to the present application;
FIG. 2 is a schematic view of a laser assembly with a support transition device having multiple layers of support tubes according to the present application;
FIG. 3 is a schematic view of a laser assembly with a support transition device according to the present application when a support sleeve is sleeved outside a multi-layered support tube;
FIG. 4 is an isometric view of a support frame structure according to the present application;
fig. 5 is a top view of a support structure according to the present application.
The marks in the figure: 1-laser, 11-gas storage tube, 12-water cooling tube, 121-water inlet, 122-water outlet, 13-discharge tube, 14-support part, 15-support leg, 2-support seat, 3-support transition device, 31-support tube, 32-support frame, 320-cylinder, 321-elastic support leg, 322-rigid support leg, 33-support piece, 4-support sleeve and 41-support frame.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1, a laser assembly with support transition device includes laser 1 and is used for supporting support 2 of laser 1, support 2 is two at least, and follows laser 1 length direction interval sets up, laser 1 includes from outside to inside cover gas storage tube 11, water cooling tube 12 and discharge tube 13 of establishing in proper order, water inlet 121 and delivery port 122 of water cooling tube 12 all set up in the same end of laser 1, the one end of gas storage tube 11 is provided with the reflection lens, the other end of gas storage tube 11 is provided with output lens, have on the pipe wall of gas storage tube 11 with support portion 14 of support 2 one-to-one, support 2 with support portion 14 support the cooperation, be provided with between water cooling tube 12 with the gas storage tube 11 and support transition device 3, the inboard of support transition device 3 with water cooling tube 12 supports and is connected the stabilizer blade, is provided with 15 on at least two support portion 14, all stabilizer blade 15 with support transition device 3 supports and connects, support device's rigidity is big in the water cooling tube 12.
The laser assembly with the support transition device comprises a gas storage tube 11, a water cooling tube 12 and a discharge tube 13 which are sequentially sleeved from outside to inside, wherein a water inlet 121 and a water outlet 122 of the water cooling tube 12 are arranged at the same end of the laser assembly 1, one end of the gas storage tube 11 is provided with a reflecting lens, the other end of the gas storage tube 11 is provided with an output lens, and at the moment, the deflection of the gas storage tube 11 can greatly influence the parallelism of the reflecting lens and the output lens.
The support transition device 3 is arranged between the water cooling tube 12 and the gas storage tube 11, the water cooling tube 12 is supported by the support transition device 3, so that the deflection of the water cooling tube 12 is ensured to be within the range of use requirement, the straightness of the discharge tube 13 and the cooling effect of the water cooling tube 12 are ensured, and meanwhile, the water inlet 121 and the water outlet 122 of the water cooling tube 12 are arranged at the same end of the laser 1, so that the support transition device 3 can bear most of weight from the water cooling tube 12 and the discharge tube 13, and the weight comprises the dead weights of the water cooling tube 12 and the discharge tube 13 and the weight of cooling liquid in the water cooling tube 12.
Meanwhile, the bending stiffness of the support transition device 3 is greater than that of the water-cooled tube 12, so that the number of the support legs 15 for supporting the transition device 3 is reduced, and the straightness of the discharge tube 13 and the cooling effect of the water-cooled tube 12 can be ensured when all the support legs 15 are distributed on at least two support portions 14.
Moreover, because the support transition device 3 is in support connection with the gas storage tube 11 through at least two support legs 15, all the support legs 15 are distributed on at least two support parts 14, and meanwhile, the support base 2 for supporting the laser 1 is in support fit with the support parts 14, so that the weight of the support legs 15, which is received from the water cooling tube 12, the discharge tube 13 and the support transition device 3, can be directly transferred to the support base 2, the influence of the weight of the water cooling tube 12 and the discharge tube 13 on the gas storage tube 11 is greatly reduced, the straightness requirement of the gas storage tube is ensured, and the parallelism requirement of the reflecting lens and the output lens is further ensured.
In the above scheme, if the manufacturing and mounting precision can ensure that the stress center line of the support leg 15 coincides with the stress center line of the support 2, the influence of the weight of the water cooling tube 12 and the discharge tube 13 on the air storage tube 11 can be avoided, the straightness requirements of the air storage tube can be better ensured, and the parallelism requirements of the reflecting lens and the output lens are further ensured.
In summary, according to the laser assembly with the supporting transition device, the straightness of the discharge tube and the cooling effect of the water cooling tube are guaranteed, and meanwhile, the influence of the discharge tube and the water cooling tube on the gas storage tube can be greatly reduced, so that the straightness requirement of the gas storage tube is guaranteed, and the parallelism requirement of the reflecting lens and the output lens is further guaranteed.
On the basis of the above, it is further preferable that the support transition device 3 supports the water-cooled tube 12 in a radial direction along the water-cooled tube 12.
On the basis of the above, in a further preferred manner, the support transition device 3 includes a support tube 31 and a support member 33, the support tube 31 is sleeved outside the water-cooled tube 12, the support member 33 is disposed between the water-cooled tube 12 and the support tube 31, and is used for supporting the water-cooled tube 12, the support leg 15 is connected between the support tube 31 and the support portion 14, the support tube 31 is a hollow structure with two open ends, and the bending stiffness of the support tube 31 is greater than that of the water-cooled tube 12.
The bending rigidity of the supporting tube 31 is greater than that of the water-cooled tube 12, so that the number of the supporting legs 15 is effectively reduced through the transition of the supporting tube 31, the purposes that all the supporting legs 15 are distributed on at least two supporting portions 14 while the straightness of the discharge tube and the cooling effect of the water-cooled tube are guaranteed, the influence of the discharge tube and the water-cooled tube on the gas storage tube can be greatly reduced, the straightness requirement of the gas storage tube is guaranteed, and the parallelism requirement of the reflecting lens and the output lens is further guaranteed.
In addition to the above, it is further preferable that the support tube 31 is a structural member made of glass. It has low cost and heat insulating effect.
On the basis of the above, it is further preferable that the supporting member 33 has the same structure as the supporting frame 32, and the size thereof corresponds to the size of the water cooling pipe 12.
In addition to the above, it is further preferable that the number of the supporting members 33 is plural, and the supporting members are arranged at intervals along the longitudinal direction of the water cooling pipe 12.
Example 2
As shown in fig. 2, the laser assembly with a support transition device according to the present application is different from embodiment 1 in that the support transition device 3 includes at least two layers of support tubes 31, all the support tubes 31 are sequentially sleeved outside the water-cooled tube 12 from outside to inside, a support member 33 is disposed between the support tube 31 of the innermost layer and the water-cooled tube 12 for supporting the water-cooled tube 12, adjacent support tubes 31 are in support connection through a support frame 32, the support legs 15 are connected between the support portion 14 and the support tube 31 of the outermost layer, all the support tubes 31 are hollow structures with open ends, the bending stiffness of the support tubes 31 is greater than the bending stiffness of the water-cooled tube 12, and the bending stiffness of the support tube 31 of the outer layer is greater than the bending stiffness of the support tube 31 of the inner layer.
When one layer of support tube 31 supports transition and can not reach all support legs 15 and distribute on at least two support portions 14, can carry out support transition in proper order through the multilayer support tube 31 of suit in proper order, at this moment, innermost support tube 31 with be provided with support piece 33 between the water-cooled tube 12 for support water-cooled tube 12, adjacent support tube 31 is connected through support frame 32 support, support legs 15 are connected support portion 14 and outermost support tube 31 between, support tube 31 supports in proper order through multilayer support tube, can gradually reduce the quantity of supporting point from inside to outside, finally reaches when guaranteeing the straightness of discharge tube and the cooling effect of water-cooled tube, all support legs 15 distribute in at least two support portions 14 to reduce the influence of discharge tube and water-cooled tube to the gas storage tube greatly, with guarantee the straightness requirement of gas storage tube, and then guarantee the depth requirement of reflection lens and output lens.
On the basis of the above, it is further preferable that the number of the supporting frames 32 between two adjacent layers of the supporting tubes 31 is several, and the supporting frames 32 are all arranged at intervals along the length direction of the supporting tubes 31.
On the basis of the above, it is further preferable that both ends of the supporting tube 31 are respectively connected with at least one supporting frame 32 positioned inside the supporting tube 31
On the basis of the above, it is further preferable that, of the adjacent support tubes 31, the support tube 31 located at the outer layer has a length smaller than or equal to the support tube 31 located at the inner layer.
On the basis of the above, it is further preferable that the support frame 32 supports the support pipe 31 in a radial direction of the support pipe 31.
On the basis of the above, it is further preferable that at least one supporting frame 32 includes a cylinder 320, at least one elastic leg 321 and at least two rigid legs 322 are disposed on the cylinder 320, the elastic leg 321 is located on one side of the cylinder 320, the rigid leg 322 is located on the other side of the cylinder 320 opposite to the elastic leg 321, and when the cylinder 320 is sleeved on the outer side of the corresponding supporting tube 31, all the elastic legs 321 and all the rigid legs 322 are abutted against the supporting tube 31 on the adjacent outer side of the supporting tube 31.
When the support 32 is used, the cylinder 320 is set to be corresponding size according to the size of the support 31, and since the support 32 of the application comprises the elastic support leg 321 and the rigid support leg 322, the cylinder is sleeved outside the support 31, and the elastic support leg 321 and the rigid support leg 322 are supported on the support 31.
When in installation, the support precision of the support tube 31 is ensured by the rigid support legs 322; more importantly, after assembly, when impact exists in the moving and transporting process, the elastic support legs 321 can provide a certain deformation allowance, so that the risk of damage of the laser 1 due to the impact is reduced;
In the use state, the side of the rigid leg 322 faces downward, so that plastic deformation of the leg due to the weight compression of the support tube 31 is avoided.
On the basis of the above, it is further preferable that at least one elastic leg 321 is provided, at least two rigid legs 322 are provided, and two rigid legs 322 are spaced apart.
In this way, the total number of the support legs is at least three, the cylinder 320 can be supported at three positions, so that the reliability of the supported cylinder 320 is ensured, and at least one elastic support leg 321 can provide corresponding deformation allowance, so that the support tube 31 can reliably support the support tube 31, and meanwhile, the elastic support legs 321 provide corresponding deformation when the support tube 31 is installed, the support tube 31 is convenient to install, and when the laser is impacted, the elastic support legs 321 provide corresponding deformation, so that the risk of damage of the laser due to impact is reduced.
Example 3
As shown in fig. 4 and 5, a laser assembly with a supporting transition device according to the present application is different from embodiment 2 in that the elastic legs 321 and the rigid legs 322 are two, and all the elastic legs 321 and all the rigid legs 322 are spaced apart.
As a further preferred aspect, the number of the elastic legs 321 and the number of the rigid legs 322 are two, and the two elastic legs 321 and the two rigid legs 322 are spaced apart. The stability and reliability of the support tube 31 are further improved while the support tube 31 is ensured to improve the corresponding deformation margin.
Example 4
As shown in fig. 1 and 2, a laser assembly with a supporting transition device according to the present application is different from embodiment 1 or 2 or 3 in that the leg 15 is fixedly connected to the supporting portion 14.
The support legs 15 are fixedly connected with the support 14. The support legs 15 are prevented from sliding relative to the support parts 14 along the axial direction of the gas storage tube 11 under certain special conditions, so that the support legs 15 deviate from the support parts 14, the straightness requirements of the gas storage tube are better ensured, and the parallelism requirements of the reflecting lens and the output lens are further ensured.
In addition to the above, it is further preferable that the leg 15 is a structural member made of glass.
Example 5
As shown in fig. 3, in the laser device with the integral support assembly according to the present application, at least one layer of support sleeve 4 is further sleeved outside the support tube 31 connected to the leg 15 on the basis of embodiment 1,2,3 or 4 to continuously strengthen the strength of the support transition device 3, and at the same time, the support sleeve 4 is sleeved outside only the support tube 31 at the outermost layer, but is not in contact with the gas storage tube 11.
In addition to the above, a support frame 41 is preferably connected between the support pipe 31 and the support sleeve 4 at the outermost layer.
On the basis of the above, it is further preferable that the supporting frame 41 has the same structure as the supporting frame 32 and has a size corresponding to the size of the supporting tube 31 connected to the leg 15.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (10)

1. The utility model provides a laser assembly with support transition device, includes laser instrument (1) and is used for supporting support (2) of laser instrument (1), laser instrument (1) are including gas storage pipe (11), water cooling pipe (12) and discharge tube (13) that cover in proper order from outside to inside, water inlet (121) and delivery port (122) of water cooling pipe (12) all set up in the same end of laser instrument (1), its characterized in that: the side wall of the gas storage pipe (11) is provided with a supporting part (14) which is in supporting fit with the support seat (2), a supporting transition device (3) used for supporting the water cooling pipe (12) is arranged between the water cooling pipe (12) and the gas storage pipe (11), the bending rigidity of the supporting transition device (3) is larger than that of the water cooling pipe (12), the supporting transition device (3) and the gas storage pipe (11) are in supporting connection through at least two supporting legs (15), and all the supporting legs (15) are distributed on at least two supporting parts (14).
2. A laser assembly having a supporting transition device as claimed in claim 1, wherein: support transition device (3) include stay tube (31) and support piece (33), stay tube (31) cover is established outside water-cooled tube (12), support piece (33) set up water-cooled tube (12) with between stay tube (31), be used for supporting water-cooled tube (12), stabilizer blade (15) are connected stay tube (31) with between supporting part (14), stay tube (31) are both ends open hollow structure, the bending rigidity of stay tube (31) is greater than the bending rigidity of water-cooled tube (12).
3. A laser assembly having a supporting transition device as claimed in claim 1, wherein: the support transition device (3) comprises at least two layers of support pipes (31), all support pipes (31) are sequentially sleeved outside the water-cooled pipe (12) from outside to inside, a support piece (33) is arranged between the support pipe (31) of the innermost layer and the water-cooled pipe (12) and used for supporting the water-cooled pipe (12), the adjacent support pipes (31) are connected through a support frame (32) in a supporting mode, the support legs (15) are connected between the support parts (14) and the support pipes (31) of the outermost layer, all the support pipes (31) are hollow structures with two open ends, the bending rigidity of the support pipes (31) is larger than that of the water-cooled pipe (12), and the bending rigidity of the support pipes (31) of the outer layer is larger than that of the support pipes (31) of the inner layer.
4. A laser assembly having a supporting transition device as claimed in claim 3, wherein: the number of the supporting frames (32) between two adjacent layers of supporting tubes (31) is several, and the supporting frames are arranged at intervals along the length direction of the supporting tubes (31).
5. A laser assembly having a supporting transition device as claimed in claim 3, wherein: among the adjacent support tubes (31), the length of the support tube (31) positioned at the outer layer is smaller than or equal to that of the support tube (31) positioned at the inner layer.
6. A laser assembly having a supporting transition device as claimed in claim 3, wherein: the support frame (32) supports the support tube (31) radially along the support tube (31).
7. A laser assembly having a supporting transition device as claimed in claim 3, wherein: at least one support frame (32) includes barrel (320), be provided with at least one elasticity landing leg (321) and at least one rigid leg (322) on barrel (320), elasticity landing leg (321) are located one of them side of barrel (320), rigid leg (322) are located on barrel (320) with opposite side of elasticity landing leg (321), when barrel (320) cover is located corresponding in the stay tube (31) outside, all elasticity landing leg (321) and all rigid leg (322) all with the adjacent outside of this stay tube (31) looks butt.
8. A laser assembly having a supporting transition device as claimed in claim 7, wherein: the number of the elastic support legs (321) and the number of the rigid support legs (322) are two, and all the elastic support legs (321) and all the rigid support legs (322) are arranged at intervals.
9. A laser assembly with a supporting transition device as claimed in any one of claims 2-8, wherein: at least one layer of supporting sleeve (4) is sleeved outside the supporting tube (31) connected with the supporting legs (15).
10. A laser assembly with a supporting transition device as claimed in any one of claims 1-8, wherein: the support legs (15) are structural members made of glass materials.
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JPS5889768A (en) * 1981-11-21 1983-05-28 Nippon Sekigaisen Kogyo Kk Gas laser discharge tube
US4794614A (en) * 1985-06-04 1988-12-27 English Electric Valve Company Limited Discharge tubes
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