CN203387038U - CO2 gas laser tube with folded core tubes - Google Patents
CO2 gas laser tube with folded core tubes Download PDFInfo
- Publication number
- CN203387038U CN203387038U CN201320226036.2U CN201320226036U CN203387038U CN 203387038 U CN203387038 U CN 203387038U CN 201320226036 U CN201320226036 U CN 201320226036U CN 203387038 U CN203387038 U CN 203387038U
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- electric discharge
- gas
- core pipe
- laser tube
- water cooling
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Abstract
The utility model provides a CO2 gas laser tube with folded core tubes. The CO2 gas laser tube with the folded core tubes comprises an output lens (2), a discharge water cooling unit, a gas return and gas storage unit, a U-shaped joint (15), reflex lenses (10) and a total reflecting mirror (11). The discharge water cooling unit is arranged at the outer side of the gas return and gas storage unit and connected in series via the U-shaped joint (15), and the reflex lenses (10) are mounted to the reflex lenses (10). The CO2 gas laser tube with the folded core tubes can make a plurality of discharge core tubes to be a straight tube in an optical recovery way, so as to make the output power of a direct current excitation laser tube to reach up to over kW, and a total glass structure can be conveniently adopted by manufacture, stability of output laser power is raised greatly.
Description
Technical field
The utility model relates to the Gas LASER Tube field, relates to more specifically a kind of 2-N the folding CO of core pipe
2gas LASER Tube.
Background technology
The CO of existing continuous current excitation
2gas LASER Tube, be 2M if allow single tube length, in the situation that adopt the binary coating technology, it is upper and lower that maximum continuous wave power can reach 200W.But this " maximum power " still can not meet the actual demand of using fully, increase the power stage of this laser tube, increasing the single tube discharge length is the inevitable course, do although it is so possible in theory, but use very inconvenient, because space length is oversize, can not accept for the user, and also very unstable.If single discharge tube is arranged in parallel, then link up the growth discharge length, must each pipe " be fixed " with marble material, because of coefficient of expansion difference, not only the gross area be very large, and stability is poorer, is difficult to actual use.Current 200W is to the high stability CO of the continuous current excitation of kilowatt magnitude
2it is blank that Gas LASER Tube still belongs to.
Summary of the invention
The utility model is for overcoming above-mentioned defect of the prior art, propose a kind of based on 2-N electric discharge core pipe the folding kilowatt CO of magnitude output that realizes
2gas LASER Tube.To discharge core pipe and water cooling tube unit of this laser tube is sintered together, and it is arranged on every side around air storage return-air unit, then by U-joint, each electric discharge core pipe string is joined, can make more than the power output of DC laser pipe reaches KW, and can adopt easily all-glass construction technique to make, improved greatly the stability of Output of laser power.
It is as follows that the utility model solves the problems of the technologies described above taked concrete technical scheme:
The folding CO of a kind of core pipe
2gas LASER Tube, comprise output eyeglass 2, electric discharge water cooling unit, return-air air storage unit, U-joint 15, turn back mirror 10 and total reflective mirror 11, described electric discharge water cooling unit is arranged at the outside, described return-air air storage unit, and described electric discharge water cooling unit folds and is serially connected by described U-joint 15, the described mirror 10 of turning back is installed on described U-joint 15.
Further according to CO described in the utility model
2gas LASER Tube, wherein said electric discharge water cooling unit comprises electric discharge core pipe 7 and water cooling tube 8, described water cooling tube 8 is formed at the periphery of described electric discharge core pipe 7, and the two ends of described water cooling tube 8 have water inlet 4 and delivery port 5, and described electric discharge core pipe 7 two ends have gas outlet and gas returning port.
Further according to CO described in the utility model
2gas LASER Tube, the front and back end of wherein said electric discharge core pipe 7 inside is provided with sparking electrode 3, and at the periphery one sintering of described electric discharge core pipe 7, described water cooling tube 8 is arranged.
Further according to CO described in the utility model
2gas LASER Tube, wherein said return-air air storage unit comprises escape pipe 13, muffler 14 and gas storage chamber 9, described gas storage chamber 9 is communicated with described electric discharge core pipe 7 by escape pipe 13 and muffler 14.
Further according to CO described in the utility model
2gas LASER Tube, include fixed support 12 in wherein said gas storage chamber 9, be wound with gas backstreaming pipe 6 with spiral or wire mode on described fixed support 12, the gas outlet of described electric discharge core pipe 7 is connected in described gas backstreaming pipe 6 by described escape pipe 13, and the gas returning port of described electric discharge core pipe 7 is communicated in described gas storage chamber 9 by described muffler 14.
Further according to CO described in the utility model
2gas LASER Tube, wherein said electric discharge core pipe 7 is 2 to N, and by water cooling tube 8 and Even Sintering in described gas storage chamber 9 peripheries, described U-joint 15 is N-1, and each U-joint 15 is sintered in the end of two electric discharge core pipes 7, and described electric discharge core pipe 7 is cascaded mutually with folding mode, the end of the electric discharge core pipe of sintering U-joint is not respectively as laser output and total reflection end, and at described output, described output eyeglass 2 is installed, at described total reflection end, described total reflective mirror 11 is installed.
Further according to CO described in the utility model
2gas LASER Tube, the bending of wherein said U-joint 15 outside is polished 45 ° and paste the described mirror 10 of turning back, so that described electric discharge core lightpipe optics is recovered to straight tube.
Further according to CO described in the utility model
2gas LASER Tube, wherein said electric discharge core pipe 7, U-joint 15, escape pipe 13, muffler 14 and gas storage chamber 9 adopt all-glass construction to be sintered to one.
Further according to CO described in the utility model
2gas LASER Tube, wherein said gas storage chamber 9 and electric discharge core pipe 9 are cylinder-like structure, and described electric discharge core pipe 9 circumference symmetries be arranged at described gas storage chamber 9 outsides.
Further according to CO described in the utility model
2gas LASER Tube, wherein on described output eyeglass 2, turn back mirror 10 and total reflective mirror 11, be respectively arranged with water collar 1, and water collar 1 middle part on described output eyeglass 2 is formed with path channels.
At least can reach following technique effect by the technical solution of the utility model:
1, can make continuous current excitation CO
2the power output of Gas LASER Tube has been expanded CO more than reaching 1KW
2the application of Gas LASER Tube;
2, described Gas LASER Tube is made by the all-glass construction technology, has reduced loss;
3, greatly improve the stability of laser tube Output of laser power, can be good at meeting actual user demand.
The accompanying drawing explanation
Accompanying drawing 1 is the folding CO of core pipe described in the utility model
2the cross section structure schematic diagram of Gas LASER Tube;
The end face serial connection sequence schematic diagram of each core pipe when accompanying drawing 2 comprises 4 electric discharge core pipes for laser tube shown in accompanying drawing 1;
The end face serial connection sequence schematic diagram of each core pipe when accompanying drawing 3 comprises 8 electric discharge core pipes for laser tube shown in accompanying drawing 1;
In figure, the implication of each Reference numeral is as follows
1, water collar; 2, output eyeglass; 3, sparking electrode; 4, water inlet; 5, delivery port; 6, gas backstreaming pipe; 7, electric discharge core pipe; 8, water cooling tube; 9, gas storage chamber; 10, the mirror of turning back; 11, total reflective mirror; 12, fixed support; 13, escape pipe; 14, muffler; 15, U-joint; 16, exhaust outlet.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail, so that those skilled in the art can clearerly understand the utility model, but protection of the present utility model is not limited to this.
As shown in Figure 1, Gas LASER Tube described in the utility model comprises: water collar 1, output eyeglass 2, sparking electrode 3, gas backstreaming pipe 6, electric discharge core pipe 7, water cooling tube 8, gas storage chamber 9, the mirror 10 of turning back, total reflective mirror 11, fixed support 12 and U-joint 15.
Described electric discharge core pipe 7 is the N root, be provided with sparking electrode 3 in the rear and front end of every electric discharge core pipe 7, periphery one sintering at described electric discharge core pipe 7 has water cooling tube 8, described electric discharge core pipe 7 is preferably circular tube shaped, described water cooling tube 8 surrounds the 7 periphery settings of electric discharge core pipe, form together the electric discharge water cooling unit, have water inlet 4 and delivery port 5 in the rear and front end of each water cooling tube 8, for to water cooling tube 8, providing recirculated cooling water, the rear and front end of described electric discharge core pipe 7 is communicated in gas storage chamber 9 by escape pipe 13 and muffler 14, described escape pipe 13, muffler 14 forms return-air air storage unit together with described gas storage chamber 9, at the interior sintering of described gas storage chamber 9, fixed support 12 is arranged, be wound with gas backstreaming pipe 6 with spiral or wire mode on described fixed support 12, the escape pipe 13 of described electric discharge core pipe 7 is communicated in described gas storage chamber 9 by this gas backstreaming pipe 6, described gas storage chamber 9 ends are provided with exhaust outlet 16, laser output at described electric discharge core pipe 7 is equipped with output eyeglass 2, be provided with water collar 1 on described output eyeglass 2.Described electric discharge water cooling unit is provided with N, and be arranged in the outside of described return-air air storage unit, specifically as shown in Figure 1, the mode of being close to gas storage chamber 9 periphery walls with water cooling tube 8 is arranged at return-air air storage unit periphery by N electric discharge water cooling unit, and in the electric discharge water cooling unit, all anodes of electric discharge core pipe are placed in an end, and all negative electrodes are placed in the other end.Described respectively the electric discharge links together by sintering U-joint 15 between core pipe 7 in twos, as shown in Figure 2, when described laser tube comprises four electric discharge core pipes, the order of connection between these four electric discharge core pipes is as shown in each numeral in accompanying drawing 2, one end " 1 " of the first electric discharge core pipe is installed the output eyeglass, the other end " 2 " is connected in an end " 3 " of the second electric discharge core pipe by the first U-joint 15, the other end " 4 " of the second electric discharge core pipe is connected in an end " 5 " of the 3rd electric discharge core pipe by the second U-joint 15, the other end " 6 " of the 3rd electric discharge core pipe is connected in an end " 7 " of the 4th electric discharge core pipe by the 3rd U-joint 15, the other end " 8 " of the 4th electric discharge core pipe is installed total reflective mirror 11.Certainly the electric discharge core pipe quantity be applied in laser tube described in the utility model is not limited to 4, it can be the Arbitrary Digit between 2-N, the same with shown in accompanying drawing 2 of connected mode, each discharges and mutually folds successively serial connection by U-joint 15 between the core pipe, the embodiment that accompanying drawing 3 provides for another example while comprising 8 electric discharge core pipes, each order as shown in wherein each numeral between the core pipe of discharging is connected in series successively, like this when laser tube described in the utility model includes N root electric discharge core pipe, each electric discharge core pipe periphery is provided with a water cooling tube, form altogether N group electric discharge water cooling unit, these electric discharge water cooling units are connected in series successively and need N-1 U-joint.The bending outside at each U-joint 15 is polished the inclined-plane into about 45 °, for pasting the mirror 10 of turning back, as shown in Figure 1, comprise altogether 2(N-1 corresponding to N-1 U-joint 15 like this) the individual mirror 10 of turning back, by U-joint and 45 ° of mirrors of turning back, be equivalent to N root electric discharge core pipe has been recovered to straight tube like this, greatly improved discharge length, can not make again laser tube there is huge volume simultaneously.Finally the laser output mill at first electric discharge core pipe pastes output eyeglass 2; in the end the end face mill of an electric discharge core pipe pastes total reflective mirror 11; simultaneously at all eyeglasses, comprise the output eyeglass, turn back mirror and total reflective mirror periphery be provided with water collar, to protect each eyeglass.Electric discharge core pipe in laser tube described in the utility model, U-joint, water cooling tube preferably adopt the glass material preparation, and each parts can form integrative-structure by glass sintering like this.
Below illustrate the concrete preparation process of Gas LASER Tube described in the utility model:
(1) N root water cooling tube is sintered in respectively to N root electric discharge core pipe periphery, forms N the water cooling unit that discharges, and to leave two-port on each water cooling tube be water inlet 4 and delivery port 5, on the core pipe that discharges, leave gas outlet and gas returning port.
(2) fire gas storage chamber 9, and form N gas backstreaming pipe on fixed support within it, each return duct is communicated in corresponding gas outlet by escape pipe 13, and the gas returning port of electric discharge core pipe is communicated in gas storage chamber 9 by muffler 14.
(3) sequentially arrange N root electric discharge water cooling unit in gas storage chamber 9 outsides, and each escape pipe 13 of sintering and muffler 14.
(4) fire water collar 1, comprise the 2(N-1 that is installed on the Jing Chu that turns back) individual water collar and for exporting the water collar of eyeglass, total reflective mirror, wherein for the water collar of exporting eyeglass, mesopore is arranged, for Output of laser.
(5) fire (N-1) individual U-joint 15, and according to electric discharge core pipe port order 2-3,4-5,6-7 ... each U-joint is sintered in to electric discharge core pipe port to form series connection, leave 1 with two ports of N, standby output eyeglass and the total reflective mirror of pasting, then roughly grind the U-joint bending left outer upper right corner ± 45 °, note slightly staying the mill amount, accurate adjustment when standby mill pastes.
(6) during optical alignment, from 2 to (2N-1) order mill, paste ± 45 ° of mirrors of turning back, be equivalent to electric discharge core pipe is recovered to straight tube, finally mill pastes total reflective mirror, exports eyeglass.
The technical characterstic of scheme described in the utility model and result of use:
Technical characterstic:
The utility model adopts the technique of " separations-assembled arrangement configuration-sintering U-joint-mill ± 45 ° reflecting surface-fine grinding turn back mirror-mill subsides total reflective mirror, outgoing mirror " to prepare Gas LASER Tube, by former continuous current excitation CO
2four major parts of laser tube-" electric discharge core pipe, water cooling tube, muffler, gas storage chamber " resolves into two unit-" electric discharge water cooling unit " and reaches " return-air air storage unit ", then the outside of the water cooling unit alignment arrangements of discharging in return-air air storage unit, rounded or square, and utilize U-joint that each electric discharge water cooling unit sintering is cascaded, then be recovered to straight tube by paste ± 45 ° of mirrors of turning back of mill core pipe that will discharge.
Beneficial effect:
1, use the continuous current excitation mode, N time folding serial connection electric discharge core pipe increases discharge length, thereby the homogeneous tube power output improves greatly, more than KW can be reached, take 8 foldings as example, if single discharge length is 1.6 meters, gross power can reach the 700W left and right, if single discharge length is 2.0 meters, gross power can reach the 1KW left and right, as adopted the binary coating technology, power can increase 30-50% more again.
2, owing to adopting all-glass construction technique to make, cost of manufacture is reduced greatly.
3, because the glass that adopts same model is made, the coefficient of expansion is identical, therefore power stability is good.And the circular symmetry arrangement, volume greatly reduces, and weight alleviates greatly.
4, with volume discharge RF excited CO
2laser tube is compared, and has avoided the manufacture difficulty of the extremely straight light of broad-area electrode requirement; With the mobile CO of fast gas
2laser tube is compared, and it does not need the lobe pump of heavy, strong noise, large air consumption.It is static sealing work.Say from power output, can reach 1-2KW, suitable with it, this should say, be CO
2the technical another large progress of laser tube and breakthrough.
Only below that preferred implementation of the present utility model is described; the technical solution of the utility model is not limited to this; the any known distortion that those skilled in the art do on the basis of major technique of the present utility model design all belongs to the claimed technology category of the utility model, and the concrete protection range of the utility model is as the criterion with the record of claims.
Claims (10)
1. the CO that the core pipe is folding
2gas LASER Tube, it is characterized in that, comprise output eyeglass (2), electric discharge water cooling unit, return-air air storage unit, U-joint (15), the mirror of turning back (10) and total reflective mirror (11), described electric discharge water cooling unit is arranged at the outside, described return-air air storage unit, and described electric discharge water cooling unit folds and is serially connected by described U-joint (15), the described mirror of turning back (10) is installed on described U-joint (15).
2. CO according to claim 1
2gas LASER Tube, it is characterized in that, described electric discharge water cooling unit comprises electric discharge core pipe (7) and water cooling tube (8), described water cooling tube (8) is formed at the periphery of described electric discharge core pipe (7), the two ends of described water cooling tube (8) have water inlet (4) and delivery port (5), and described electric discharge core pipe (7) two ends have gas outlet and gas returning port.
3. CO according to claim 2
2gas LASER Tube, is characterized in that, the inner front and back end of described electric discharge core pipe (7) is provided with sparking electrode (3), and at the periphery one sintering of described electric discharge core pipe (7), described water cooling tube (8) is arranged.
4. CO according to claim 2
2gas LASER Tube, is characterized in that, described return-air air storage unit comprises escape pipe (13), muffler (14) and gas storage chamber (9), and described gas storage chamber (9) is communicated with described electric discharge core pipe (7) by escape pipe (13) and muffler (14).
5. CO according to claim 4
2gas LASER Tube, it is characterized in that, include fixed support (12) in described gas storage chamber (9), described fixed support (12) is upper is wound with gas backstreaming pipe (6) with spiral or wire mode, the gas outlet of described electric discharge core pipe (7) is connected in described gas backstreaming pipe (6) by described escape pipe (13), and the gas returning port of described electric discharge core pipe (7) is communicated in described gas storage chamber (9) by described muffler (14).
6. CO according to claim 4
2gas LASER Tube, it is characterized in that, described electric discharge core pipe (7) is 2 to N, and by water cooling tube (8) and Even Sintering in described gas storage chamber (9) periphery, described U-joint (15) is N-1, and each U-joint (15) is sintered in the end of two electric discharge core pipes (7), and described electric discharge core pipe (7) is cascaded mutually with folding mode, the end of the electric discharge core pipe of sintering U-joint is not respectively as laser output and total reflection end, and at described laser output, described output eyeglass (2) is installed, at described total reflection end, described total reflective mirror (11) is installed.
7. CO according to claim 6
2gas LASER Tube, is characterized in that, the bending of described U-joint (15) outside is polished 45 ° and paste the described mirror of turning back (10), so that described electric discharge core lightpipe optics is recovered to straight tube.
8. CO according to claim 6
2gas LASER Tube, is characterized in that, described electric discharge core pipe (7), U-joint (15), escape pipe (13), muffler (14) and gas storage chamber (9) adopt all-glass construction to be sintered to one.
9. CO according to claim 6
2gas LASER Tube, is characterized in that, described gas storage chamber (9) and electric discharge core pipe (9) are cylinder-like structure, and described electric discharge core pipe (9) circumference symmetry be arranged at described gas storage chamber (9) outside.
10. according to the described CO of claim 1-9 any one
2gas LASER Tube, is characterized in that, on described output eyeglass (2), the mirror of turning back (10) and total reflective mirror (11), is respectively arranged with water collar (1), and the middle part of the water collar (1) on described output eyeglass (2) is formed with path channels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320226036.2U CN203387038U (en) | 2013-04-28 | 2013-04-28 | CO2 gas laser tube with folded core tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320226036.2U CN203387038U (en) | 2013-04-28 | 2013-04-28 | CO2 gas laser tube with folded core tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203387038U true CN203387038U (en) | 2014-01-08 |
Family
ID=49875490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320226036.2U Expired - Fee Related CN203387038U (en) | 2013-04-28 | 2013-04-28 | CO2 gas laser tube with folded core tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203387038U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493757A (en) * | 2018-04-09 | 2018-09-04 | 嘉兴华研激光科技有限公司 | A kind of built-in eyeglass and folding CO using the eyeglass of turning back2Laser tube |
-
2013
- 2013-04-28 CN CN201320226036.2U patent/CN203387038U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493757A (en) * | 2018-04-09 | 2018-09-04 | 嘉兴华研激光科技有限公司 | A kind of built-in eyeglass and folding CO using the eyeglass of turning back2Laser tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20180428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |