CN203747226U - Novel multi-lamp pump cavity - Google Patents
Novel multi-lamp pump cavity Download PDFInfo
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- CN203747226U CN203747226U CN201420105425.4U CN201420105425U CN203747226U CN 203747226 U CN203747226 U CN 203747226U CN 201420105425 U CN201420105425 U CN 201420105425U CN 203747226 U CN203747226 U CN 203747226U
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- pump cavity
- cavity
- laser
- pump
- lamp
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Abstract
The utility model discloses a novel multi-lamp pump cavity. The pump cavity is a novel multi-lamp light coupling pump cavity. The novel multi-lamp pump cavity comprises a pump cavity housing, a condenser cavity, pump lamps, a laser working medium and a positioning mechanism. In the condenser cavity, the twelve pump lamps are tightly arranged in an annular array around the laser working medium (neodymium glass) for pumping, the pumping uniformity and the condenser efficiency are very good. Each pump cavity cover plate, each reflection plate and three pulse xenon lamps are integrated to form an integral body for assembling and dismounting so as to facilitate replacement of the xenon lamps. After the four pump cavity cover plates are installed, the four reflection plates are spliced to form a cylindrical condenser cavity, inner surfaces of the reflection plates of the condenser cavity are polished and are plated with silver; and the pulse xenon lamps are annularly uniformly distributed around the central axis of the condenser cavity. According to the utility model, the laser working medium is disposed on the axis of the condenser cavity and can be extracted from the round window at the end surface of the pump cavity such that cleaning and replacement are facilitated. Full cavity water cooling is employed and cooling water is directly injected to the condenser cavity for cooling through a soft pipe and a joint such that the cooling effect is quite good. The whole pump cavity is assembled with the external positioning mechanism through a screw and a support plate such that the positions of the pump cavity can be adjusted through adjusting the screw. By using the novel multi-lamp pump cavity, on the basis that the pumping uniformity and the condenser efficiency are ensured, the pump lamps, the laser working medium and a condenser cavity housing can be conveniently dismounted for replacement, the medium end surface can be cleaned timely, and the service life is prolonged.
Description
Technical field
The utility model relates to the pump cavity of solid state laser, relates in particular to a kind of novel many lamps pump cavity.
Background technology
Along with the develop rapidly of laser technology, solid state laser has application all the more widely in fields such as military affairs, processing, medical treatment and scientific researches.Pump cavity, as the important component part of solid state laser, is widely used in various laser equipments.In solid state laser, the effect of pump cavity is the emittance of pump light source to be coupled to laser working medium to greatest extent get on, require to obtain as much as possible uniform illuminance simultaneously, thus the macro-energy of obtaining, high-power Laser output.Pump cavity is mainly made up of main base, laser pump cavity, pump light source and laser working medium.Laser pump cavity is semi-enclosed cavity, its working surface is high reflecting mirror surface or diffuse reflection surface, laser working medium and pump light source are positioned at laser pump cavity inside, and this three's shape, size and arrangement mode and the quality of light energy coupling efficiency and Output of laser have direct relation.At present optical pumping chamber on the market exists pumping inhomogeneous mostly, and cooling effect is not good, pumping lamp and laser working medium dismounting and change inconvenience, and the problem such as be not durable.
Utility model content
The purpose of this utility model is to provide a kind of novel many lamps pump cavity, can ensure good pumping uniformity coefficient and light gathering efficiency, good cooling results, and its pumping lamp, laser working medium, laser pump cavity housing dismounting and change easily, medium end face can clean in time, extended useful life, and its whole pump cavity can be finely tuned location up and down.
For realizing above object, design of the present utility model is: this many lamps close coupling pump cavity, mainly comprises pump cavity housing, laser pump cavity, pumping lamp (xenon flash lamp), laser working medium (neodymium glass rod), detent mechanism.Pump cavity housing comprises end cap, outlet board, pump cavity lid.Laser pump cavity is by four cylindrical cavities that independently arc reflection plate is combined into, and forms semi-enclosed cavity with baffle plate, and the polishing of reflecting plate inner surface is silver-plated.Four reflecting plates are connected mutually with four pump cavity lids respectively, xenon lamp mounting panel is connected mutually with reflecting plate again, in the arc surface of each reflecting plate, be uniformly distributed three xenon lamps, after installing with four pump cavity lids, four reflecting plates piece together into cylindrical laser pump cavity, 12 even circumference array of xenon lamp are in laser pump cavity inside, and xenon lamp and reflecting plate can both take out easily and clean replacing with pump cavity lid.Neodymium glass rod is positioned on laser pump cavity axial line, rod two ends and sleeve are connected by glue, sleeve and the assembling of pump cavity end cap, whole central shaft parts (sleeve and neodymium glass rod) can be extracted out from pump cavity housing both sides oeil de boeuf with end cap dismounting, without opening pump cavity lid, facilitate the clean of neodymium glass rod and changed.The xenon lamp of annular distribution and neodymium glass interrod spacing are little, and both layout structures in laser pump cavity are evenly compact, can ensure good pumping homogeneity and light gathering efficiency.Pump cavity lid and side end cap all use sealing ring to seal with coordinating of pump cavity, have ensured cavity sealing.The type of cooling adopts full chamber water-cooled, and cooling water is lowered to out, and joint adopts acting gas pipe joint, and delivery hose directly passes into laser pump cavity and carry out water filling, and cooling effect is better.Whole pump cavity and detent mechanism assembling, position pump cavity by adjustment screw.
According to above-mentioned utility model design, the utility model adopts following technical proposals:
A kind of novel many lamps pump cavity, comprises pump cavity housing, laser pump cavity, pumping lamp, laser working medium, detent mechanism.It is characterized in that described laser pump cavity is surrounded and formed by the splicing of four blocks of arc reflection plates, in this laser pump cavity, have described in twelve earthly branches pumping lamp closely annular array around the laser working medium being positioned on laser pump cavity axial line; Pump cavity cover plate, reflecting plate and pumping lamp removably connect integrated as a whole; Adopt full chamber water-cooling structure, and cooling water directly injects laser pump cavity; Pump cavity uses detent mechanism to carry out position adjustments.
This pump cavity adopts many lamps close coupling pumping configuration, and the twelve earthly branches pumping lamp in described laser pump cavity is xenon flash lamp, and closely annular array is around laser working medium, and laser working medium is neodymium glass.
Described laser pump cavity is by four cylindrical cavities that independently arc reflection plate is combined into, and forms semi-enclosed cavity with the baffle plate at its two ends, and the polishing of reflecting plate inner surface is silver-plated.
Described four reflecting plates are connected mutually with four pump cavity cover plates respectively, the mounting panel of pumping lamp is connected mutually with reflecting plate, in the arc surface of each reflecting plate, be uniformly distributed three xenon lamps, after installing with four pump cavity cover plates, four reflecting plates piece together into cylindrical laser pump cavity, and the even circumference array of twelve earthly branches xenon lamp is in laser pump cavity inside.
Described neodymium glass rod is positioned on laser pump cavity axial line, and these rod two ends are connected by glue with two sleeves respectively, and sleeve and the assembling of pump cavity end cap, whole central shaft parts-sleeve and neodymium glass rod can be extracted out from pump cavity housing both ends of the surface oeil de boeuf with end cap dismounting.
This pump cavity adopts full chamber water-cooling structure, cooling water passes into upper pump cavity cover plate from lower pump cavity cover plate and extracts out, water fittings on pump cavity cover plate adopts sealing acting gas pipe joint, and delivery hose directly stretches into laser pump cavity inside by the joint on baffle plate and carries out water filling.
Whole pump cavity is by screw and supporting bracket and outside detent mechanism (4) assembling, and by adjustment screw, pump cavity carried out to position adjustments.
The utility model compared with prior art, has following apparent substantive distinguishing features and technological progress:
The utility model is ensureing that on the basis of pumping uniformity coefficient and light gathering efficiency, its pumping lamp, laser working medium, laser pump cavity housing can both be changed dismounting easily, and medium end face can clean in time, has extended useful life.
Brief description of the drawings
Fig. 1 is general structure axonometric drawing of the present utility model
Fig. 2 is general structure top plan view of the present utility model
Fig. 3 is the right pseudosection of pump cavity.
Embodiment
As shown in Figure 1, this novel many lamps pump cavity mainly comprises pump cavity housing (1), laser pump cavity (9), pumping lamp (xenon flash lamp) (10), laser working medium (neodymium glass rod) (7), detent mechanism (4).
In Fig. 1, window and assemble with pump cavity cover plate (3) in four sides of pump cavity housing (1), end face circular hole is windowed and is assembled with end cap (2), housing end face is the reserved wire hole of promising xenon lamp wiring also, wire hole and outlet board with holes (5) assembling, and each assembling place has all been used sealing ring, ensure pump cavity overall tightness.
In Fig. 2 and Fig. 3, laser pump cavity (9) is by four cylindrical cavities that independently arc reflection plate (11) is combined into, form semi-enclosed cavity with the baffle plate (12) of cavity end face, the mirror-reflection that the silver-plated guarantee laser pump cavity of reflecting plate (11) inner surface polishing (9) is inner.Four reflecting plates (11) are connected by brace and screw mutually with four pump cavity cover plates (3) respectively, and it is upper that pumping lamp (10) is installed on xenon lamp mounting panel (13) by deck, xenon lamp mounting panel (13) directly and reflecting plate (11) be connected by screw.Pump cavity cover plate (3), reflecting plate (11) and pumping lamp (10) form a whole like this, and in the arc surface of each reflecting plate (11), be uniformly distributed three pumping lamps (10), after installing with four pump cavity cover plates (3), four reflecting plates (11) piece together into cylindrical laser pump cavity (9), 12 pumping lamps (10) are uniformly distributed in laser pump cavity (9) inside, and pumping lamp (10) and reflecting plate (11) can both mount and dismount easily with pump cavity cover plate (3).Laser working medium (neodymium glass rod) (7) is positioned on the axial line of cylindrical laser pump cavity (9), neodymium glass rod two ends are connected and are glued with sleeve (8), sleeve (8) and pump cavity end casing (2) assembling, and seal by sealing ring, prevent that path channels from leaking, whole central shaft parts (sleeve 8 and neodymium glass rod) can directly be extracted out from the oeil de boeuf of pump cavity housing (1) both sides with end cap (2) dismounting, without opening pump cavity cover plate (3), dismounting is simple, and has facilitated the clean of neodymium glass rod and changed.In laser pump cavity (9) inside, axle center place is laser working medium (neodymium glass rod) (7), and 12 pumping lamps (10) equably circumference array are around neodymium glass rod, and minimum with the spacing of neodymium glass rod.Multiple pumping lamps (10) and neodymium glass rod be even compact layout structure in laser pump cavity (9), can set up good pumping density, ensures pumping homogeneity and light gathering efficiency.The type of cooling of pump cavity adopts full chamber water-cooled, cooling water passes into upper cover plate from lower cover and extracts out, water fittings (6) on cover plate adopts acting gas pipe joint to ensure sealing, and delivery hose directly stretches into laser pump cavity (9) inside by the joint on baffle plate and carry out water filling, and cooling effect is better.Whole pump cavity is by screw and supporting bracket and outside detent mechanism (4) assembling, and by adjustment screw, pump cavity positioned.
Details are as follows by reference to the accompanying drawings for preferred embodiment of the present utility model:
Embodiment mono-:
Referring to Fig. 1 ~ Fig. 3, this novel many lamps pump cavity, comprises pump cavity housing (1), laser pump cavity (9), pumping lamp (10), laser working medium (7), detent mechanism (4).It is characterized in that described laser pump cavity (9) is surrounded and formed by four blocks of arc reflection plates (11) splicings, in this laser pump cavity (9), have pumping lamp (10) described in twelve earthly branches closely annular array in being positioned at laser working medium (7) on laser pump cavity (9) axial line around; Pump cavity cover plate (3), reflecting plate (11) and pumping lamp (10) removably connect integrated as a whole; Adopt full chamber water-cooling structure, and cooling water directly injects laser pump cavity (9); Pump cavity uses detent mechanism (4) to carry out position adjustments.
Embodiment bis-:
The present embodiment and embodiment mono-are basic identical, and special feature is as follows:
Described novel many lamps pump cavity adopts many lamps close coupling pumping configuration, and the twelve earthly branches pumping lamp (10) in described laser pump cavity (9) is xenon flash lamp, and closely in laser working medium (7) around, laser working medium (7) is neodymium glass to annular array.Described laser pump cavity is by four cylindrical cavities that independently arc reflection plate (11) is combined into, and forms semi-enclosed cavity with the baffle plate (12) at its two ends, and reflecting plate (11) inner surface polishing is silver-plated.Described four reflecting plates (11) are connected mutually with four pump cavity cover plates (3) respectively, the mounting panel (13) of pumping lamp (10) is connected mutually with reflecting plate (11), in the arc surface of each reflecting plate (11), be uniformly distributed three xenon lamps, after installing with four pump cavity cover plates (3), four reflecting plates (11) piece together into cylindrical laser pump cavity (9), and the even circumference array of twelve earthly branches xenon lamp is in laser pump cavity (9) inside.Described neodymium glass rod is positioned on laser pump cavity axial line, these rod two ends are connected by glue with two sleeves (8) respectively, and sleeve (8) and pump cavity end cap (2) assembling, whole central shaft parts-sleeve (8) and neodymium glass rod can be extracted out from pump cavity housing (1) both ends of the surface oeil de boeuf with end cap dismounting.Adopt full chamber water-cooling structure, cooling water passes into upper pump cavity cover plate (3) from lower pump cavity cover plate (3) and extracts out, water fittings (6) on pump cavity cover plate (3) adopts sealing acting gas pipe joint, and delivery hose directly stretches into laser pump cavity (9) inside by the joint on baffle plate (12) and carries out water filling.Whole pump cavity is by screw and supporting bracket and outside detent mechanism (4) assembling, and by adjustment screw, pump cavity carried out to position adjustments.
Claims (7)
1. novel many lamps pump cavity, comprises pump cavity housing (1), laser pump cavity (9), pumping lamp (10), laser working medium (7), detent mechanism (4); It is characterized in that described laser pump cavity (9) is surrounded and formed by four blocks of arc reflection plates (11) splicings, in this laser pump cavity (9), have pumping lamp (10) described in twelve earthly branches closely annular array in being positioned at laser working medium (7) on laser pump cavity (9) axial line around; Pump cavity cover plate (3), reflecting plate (11) and pumping lamp (10) removably connect integrated as a whole; Adopt full chamber water-cooling structure, and cooling water directly injects laser pump cavity (9); Pump cavity uses detent mechanism (4) to carry out position adjustments.
2. the novel many lamps pump cavity of one according to claim 1, it is characterized in that: adopt many lamps close coupling pumping configuration, twelve earthly branches pumping lamp (10) in described laser pump cavity (9) is xenon flash lamp, closely in laser working medium (7) around, laser working medium (7) is neodymium glass to annular array.
3. the novel many lamps pump cavity of one according to claim 1, it is characterized in that: described laser pump cavity is by four cylindrical cavities that independently arc reflection plate (11) is combined into, form semi-enclosed cavity with the baffle plate (12) at its two ends, reflecting plate (11) inner surface polishing is silver-plated.
4. the novel many lamps pump cavity of one according to claim 2, it is characterized in that: described four reflecting plates (11) are connected mutually with four pump cavity cover plates (3) respectively, the mounting panel (13) of pumping lamp (10) is connected mutually with reflecting plate (11), in the arc surface of each reflecting plate (11), be uniformly distributed three xenon lamps, after installing with four pump cavity cover plates (3), four reflecting plates (11) piece together into cylindrical laser pump cavity (9), and the even circumference array of twelve earthly branches xenon lamp is in laser pump cavity (9) inside.
5. the novel many lamps pump cavity of one according to claim 2, it is characterized in that: described neodymium glass rod is positioned on laser pump cavity axial line, these rod two ends are connected by glue with two sleeves (8) respectively, and sleeve (8) and pump cavity end cap (2) assembling, whole central shaft parts-sleeve (8) and neodymium glass rod can be extracted out from pump cavity housing (1) both ends of the surface oeil de boeuf with end cap dismounting.
6. the novel many lamps pump cavity of one according to claim 1, it is characterized in that: adopt full chamber water-cooling structure, cooling water passes into upper pump cavity cover plate (3) from lower pump cavity cover plate (3) and extracts out, water fittings (6) on pump cavity cover plate (3) adopts sealing acting gas pipe joint, and delivery hose directly stretches into laser pump cavity (9) inside by the joint on baffle plate (12) and carries out water filling.
7. the novel many lamps pump cavity of one according to claim 1, is characterized in that: whole pump cavity is by screw and supporting bracket and outside detent mechanism (4) assembling, and by adjustment screw, pump cavity is carried out to position adjustments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105425.4U CN203747226U (en) | 2014-03-10 | 2014-03-10 | Novel multi-lamp pump cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105425.4U CN203747226U (en) | 2014-03-10 | 2014-03-10 | Novel multi-lamp pump cavity |
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| Publication Number | Publication Date |
|---|---|
| CN203747226U true CN203747226U (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420105425.4U Expired - Fee Related CN203747226U (en) | 2014-03-10 | 2014-03-10 | Novel multi-lamp pump cavity |
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| Country | Link |
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| CN (1) | CN203747226U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181073A (en) * | 2016-08-25 | 2016-12-07 | 张美华 | Laser drilling machine |
| CN106684684A (en) * | 2017-03-21 | 2017-05-17 | 福建浩蓝光电有限公司 | High-power solid-state laser |
| CN109314364A (en) * | 2016-08-23 | 2019-02-05 | 株式会社V技术 | Laser pump cavity device |
| CN112652942A (en) * | 2020-12-21 | 2021-04-13 | 中国科学院上海光学精密机械研究所 | Laser amplifier based on wavelength-adjustable partition plate glass |
-
2014
- 2014-03-10 CN CN201420105425.4U patent/CN203747226U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109314364A (en) * | 2016-08-23 | 2019-02-05 | 株式会社V技术 | Laser pump cavity device |
| CN106181073A (en) * | 2016-08-25 | 2016-12-07 | 张美华 | Laser drilling machine |
| CN106684684A (en) * | 2017-03-21 | 2017-05-17 | 福建浩蓝光电有限公司 | High-power solid-state laser |
| CN106684684B (en) * | 2017-03-21 | 2019-07-26 | 福建浩蓝光电有限公司 | A kind of great-power solid laser |
| CN112652942A (en) * | 2020-12-21 | 2021-04-13 | 中国科学院上海光学精密机械研究所 | Laser amplifier based on wavelength-adjustable partition plate glass |
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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: 20140730 Termination date: 20150310 |
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| EXPY | Termination of patent right or utility model |