CN205945589U - Laser energy supply is energy conversion module for system - Google Patents
Laser energy supply is energy conversion module for system Download PDFInfo
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- CN205945589U CN205945589U CN201620853812.5U CN201620853812U CN205945589U CN 205945589 U CN205945589 U CN 205945589U CN 201620853812 U CN201620853812 U CN 201620853812U CN 205945589 U CN205945589 U CN 205945589U
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- laser
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- energy conversion
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- pedestal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model relates to a laser energy supply is energy conversion module for system, optical fiber splice installs in the base bottom surface, makes the cavity in the base of optical fiber splice top, and this cavity below is close to optical fiber splice's the embedded dress screening glass of base, the embedded dress fin of cavity of this screening glass top, and this fin is towards the surperficial setting of screening glass laser energy measures the conversion chip, and two -stage connection cavity opening above the fin of this laser energy volume conversion chip stretches out two polar plates of base. The utility model discloses in, the radiating effect is good, makes the chip can receive more high power density's laser, inlays dress high accuracy ceramic bushing in optical fiber splice, improved laser energy volume conversion chip and laser coupling precision and product output performance uniformity, has realized possessing that heat dispersion is good, output performance is high, the novel module of good reliability, with low costs, advantages such as assembly process simple, job stabilization, can be at different field laser energy supply systems midium or long term, optical fiber splice 0.
Description
Technical field
This utility model belongs to laser function system technical field of improvement, and especially a kind of laser power supply system energy turns
Die change block.
Background technology
Laser energy conversion module is connected with semiconductor laser by optical fiber, and Laser Transmission is turned by optical fiber to laser energy
Die change block, laser energy is changed into electric flux, provides required electric energy for terminal unit, it can transmit energy to hundreds of
The remote place of the even upper km of rice, simultaneously because laser transmits in a fiber, to high temperature, low temperature, radiation and electromagnetic interference etc.
Completely insensitive, this module can be applied in power domain, is photo-electricity mutual-inductor, isolation circuit breakers are powered, and can be various
Sensor and Acquisition Circuit are powered, it is possible to use in nuclear magnetic resonance equipment in the medical field, can be used for wind-power electricity generation
In machine health detecting system, can apply in the fuel oil tank of aircraft detects.Existing module suffers from the drawback that：1. energy turns
Changing chip adopts TO to encapsulate, and is typically chosen TO46 or TO39, because TO pedestal area is less, radiating effect is poor, temperature raises and leads
Laser energy conversion chip efficiency is caused to reduce, output performance is poor, and reliability is not high, is unfavorable for running steadily in the long term.2. flange is adopted
Made with machining or extrusion process, fibre-optical splice inner hole precision is up to 0.05mm, when inserting various lasers optical fiber, light
Fine and flange can not be fitted close, and can feel loosening, lead to output of products consistency of performance poor.3. adopt TO to encapsulate, envelope
Cap adopts parallel soldering and sealing or stored energy welding, and device therefor is expensive, complex process, high cost, is unfavorable for producing in batches.4. due to radiating
Reason is poor, the laser power density maximum 64W/cm that laser energy conversion chip receives2, apart from the 100W/ itself being born
cm2Optical intensity density improves a lot space.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide with high efficiency, in high precision, heat dispersion
Well, a kind of laser power supply system energy conversion module of low cost and easily fabricated assembling.
This utility model adopts the technical scheme that：
A kind of laser power supply system energy conversion module it is characterised in that：Including pedestal, fibre-optical splice, laser energy
Conversion chip and fin, described fibre-optical splice is arranged on base bottom surface, makes cavity in the pedestal above fibre-optical splice, this chamber
Setting-in fin, this fin in setting-in screening glass, the cavity above this screening glass in the pedestal of fibre-optical splice below body
Described laser energy conversion chip is set towards the surface of screening glass, the two-stage of this laser energy conversion chip connects from fin
Top cavity hatch stretches out two pole plates of pedestal, and in described fibre-optical splice, the laser self-insurance bluff piece of the fiber-optic transfer of setting passes through
And be irradiated on described laser energy conversion chip, the laser irradiating thereon is converted to electric energy by described laser energy conversion chip
Export from two pole plates afterwards.
And, the cavity internal diameter near the top of pedestal upper surface is more than in the cavity of lower section of fibre-optical splice upper end
Footpath, cavity up and the cavity transition position of lower section are embedded in described fin, and in the cavity of side, embedding has on a heat sink
The structure glue of high thermal conductivity coefficient.
And, the upper end of described fibre-optical splice and pedestal are fixed together, and make a shrinkage pool in the bottom surface of fibre-optical splice, should
Make one in fibre-optical splice above shrinkage pool to connect with shrinkage pool and diameter is less than the through hole of shrinkage pool diameter, setting-in is high-precision in this through hole
Degree porcelain bushing, the optical fiber ceramic that in the pedestal above this high-precision ceramic sleeve pipe, setting-in one is sticked together with described screening glass is inserted
Core spacer.
And, make installing hole in the both sides of pedestal.
And, the mark for identifying pole plate polarity is made in base-plates surface.
And, described fin is made up of potsherd or silicon chip.
Advantage of the present utility model and good effect are：
1., in this module, replace TO pedestal to make fin using potsherd or silicon chip, potsherd or silicon chip fin adopt
Be porous media structure, the porosity making whole fin up to 33% about, compared with metal heat sink have more about 20% hole
Gap, big porosity enables heat transferring medium sufficiently to contact with heat-delivery surface, can be in same unit interval, same unit plane
Take away more heats in long-pending, enhance radiating, by receivable for laser energy conversion chip laser power density by original
64W/cm2, improve to 98W/cm2, close to its upper limit 100W/cm2.Simultaneously as pottery and silicon chip have crystal structure, do not have
The electronics moving freely, is good insulating body, and anti-high voltage and anti-electromagnetic interference capability have a clear superiority compared with TO pedestal, non-
Often it is applied to laser power supply system.
2. in this module, screening glass is made using safety glass or quartz glass, replaces TO pipe cap, replace sealing cap technique,
Simplified flowsheet step, makes simple to operate hence it is evident that decreasing man-hour, reduces expensive equipment simultaneously and uses, maintains, safeguards, reduces material
Material cost, greatly reduces cost.
3. in this module, embed high-precision ceramic sleeve pipe in through-holes, reducing will to flange machining or extrusion process
Ask, high-precision ceramic casing inner diameter precision is not less than 0.009mm, can coordinate with close fiber optic, substantially increase laser energy and turn
Change chip and laser coupled precision, improve module conversion efficiency, improve the concordance of module output performance meanwhile.
4. in this module, because potsherd fin has good insulating properties, directly over setting-in positive terminal and
Negative terminal, is not required to add insulated plastic expects pipe, earthenware, positive pole and negative pole on glass bushing, and laser energy conversion chip
Directly positive terminal and negative terminal can be bonded to by gold ribbon, without intermediate terminal and wire, reduce device, make technique simpler
Single, reduce series resistance simultaneously, the output of module is provided.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the sectional view of Fig. 1；
Fig. 3 is the explosive view of Fig. 1；
Fig. 4 is the top view of Fig. 1；
Fig. 5 is the A-A direction view of Fig. 2；
Fig. 6 is the front view of laser energy conversion chip；
Fig. 7 is the rearview of Fig. 6.
Specific embodiment
With reference to embodiment, this utility model is further illustrated, following embodiments are illustrative, be not limited
It is impossible to limit protection domain of the present utility model with following embodiments.
A kind of laser power supply system energy conversion module, as shown in Fig. 1～7, innovation of the present utility model is：Including
Pedestal 4, fibre-optical splice 6, laser energy conversion chip 9 and fin 10, described fibre-optical splice is arranged on base bottom surface, and optical fiber connects
Make, in the pedestal of head top, the cavity being made up of label 7 and label 12, below this cavity, the pedestal near fibre-optical splice embeds
Dress screening glass 13, setting-in fin in the cavity above this screening glass, this fin is described sharp towards the surface setting of screening glass
Light energy conversion chip, the two-stage of this laser energy conversion chip connects two that the cavity hatch from above fin stretches out pedestal
Pole plate 1 and 2, in described fibre-optical splice, the laser self-insurance bluff piece of the fiber-optic transfer of setting passes through and is irradiated to described laser energy and turns
Change on chip, the laser irradiating thereon is converted to and exports from two pole plates after electric energy by described laser energy conversion chip.
In the present embodiment, pedestal is processed to aluminium block or copper billet etc. using machining, or using extrusion process, zinc is closed
Gold, aluminium ingot etc. are processed, cavity cross section circular, alternatively regular polygon, and screening glass is the stone with high transmission rate
English glass, safety glass or other materials.
The laser energy conversion chip back side 20 is semi insulating material, and the photosensitive part in front 19 forms circle by several lobe sector structures
Shape, non-photosensitive area is divided into two parts by insulated trench 18, P and N section in Fig. 6, is bonded to positive plate by gold ribbon 8 respectively
2 and negative plate 1 on, formed ohm electrical connection.
Cavity 7 internal diameter near the top of pedestal upper surface is more than in the cavity 12 of lower section of fibre-optical splice upper end
Footpath, cavity up and the cavity transition position 11 of lower section are embedded in described fin, on a heat sink embedding tool in the cavity 7 of side
There is the structure glue of high thermal conductivity coefficient.
The upper end of described fibre-optical splice and pedestal are fixed together, and make a shrinkage pool 17 in the bottom surface of fibre-optical splice, this is recessed
Make one in fibre-optical splice above hole to connect with shrinkage pool and diameter is less than the through hole 16 of shrinkage pool diameter, setting-in is high-precision in this through hole
Degree porcelain bushing 15, the optical fiber ceramic that in the pedestal above this high-precision ceramic sleeve pipe, setting-in one is sticked together with described screening glass
Lock pin spacer 14, in 0.1mm-1.8mm, thickness, in 0.3mm-0.8mm, makes to import at described fibre-optical splice in spacer through hole footpath
Laser be not blocked, all pass through.
Make installing hole 5 in the both sides of pedestal, installing hole is used for installing on a circuit board or other device by pedestal, remaining
In face any surface or appoint two sides on have "+" and "-" identify 3, corresponding with negative pole Board position with positive plate respectively, for identifying pole
Property.Described fin is made up of potsherd or silicon chip.
This utility model manufacture and assembling process are：
1. using machining, aluminium block or copper billet etc. are processed, or using extrusion process, kirsite, aluminium ingot etc. are carried out
Processing, and carry out certain surface treatment (anodic oxidation, chromium plating, nickel plating, plating nickel gold, tin plating etc.) and eventually become a pedestal.
2. high-precision ceramic sleeve pipe is embedded in through hole, blend compounds water (353ND, UV glue or Instant cement) is fixing, if glue
Need to solidify at a certain temperature, then need a heater box, carry out overall heating.
3., in insulating radiation piece printed thereon elargol, using fixture (fixture make assembly precision higher), laser energy is changed
Die bottom surface is pasted on the elargol figure of printing, if elargol needs to solidify at a certain temperature, needs a heater box, will
Insulating radiation piece after bonding and laser energy conversion chip are integrally heated, and take off fixture afterwards.
4. positive plate, negative plate are embedded in insulating radiation piece perforate, fixed with glue, if glue needs in uniform temperature
Lower solidification, then need a heater box to be heating and curing.
5. with gold ribbon, the positive pole of laser energy conversion chip, negative pole are linked with positive plate, negative plate respectively, are formed
Ohmic contact.
6. screening glass high transmission rate glue is bonded in pedestal, makes screening glass centre normal and high-precision ceramic sleeve pipe
Centre normal overlaps, if glue needs to solidify at a certain temperature, needs a heater box, is wholy placed in heater box and adds
Heat cure.
7. insulating radiation piece is put in cavity, using coupling table and software, couple laser energy conversion chip and laser
Optical fiber, makes ray laser energy conversion chip output performance optimal, is fixed insulating radiation piece with UV glue or Instant cement.
8. embedding structure glue (preferably having the structure glue of high thermal conductivity coefficient) in the cavity above insulating radiation piece, if glue
Water needs to solidify at a certain temperature, then need a heater box, be wholy placed in heater box and be heating and curing.
9. as needed high-efficient laser energy conversion module can be connected with DC-DC module, obtain what user needed
Voltage or be arranged on PCB electronic circuit board, provides power supply to remote equipment, and multiple high-efficient laser energy conversion module also may be used
Connected with series and parallel, obtain required voltage and power.
In this utility model, fin is done using potsherd or silicon chip, 20% space, improves more than metal fin
Radiating effect, makes laser energy conversion chip can receive the laser of more power density (from 64W/cm2Improve to 98W/cm2),
In fibre-optical splice, setting-in precision is higher than the high-precision ceramic sleeve pipe of 0.009mm, improves laser energy conversion chip and laser coupling
Closing precision and output of products consistency of performance, laser energy conversion chip being encapsulated using screening glass, Simplified flowsheet is it is achieved that possess
Heat dispersion is good, output performance is high, good reliability, low cost, assembly technology simple, the New-type mould of steady operation and other merits
Block, work that can be long-term, stable in different field laser power supply system.
Claims (6)
1. a kind of laser power supply system energy conversion module it is characterised in that：Turn including pedestal, fibre-optical splice, laser energy
Change chip and fin, described fibre-optical splice is arranged on base bottom surface, makes cavity in the pedestal above fibre-optical splice, this cavity
Setting-in fin, this fin court in lower section setting-in screening glass, the cavity above this screening glass in the pedestal of fibre-optical splice
Described laser energy conversion chip is set to the surface of screening glass, the two-stage of this laser energy conversion chip connects from fin
Square cavity hatch stretches out two pole plates of pedestal, and in described fibre-optical splice, the laser self-insurance bluff piece of the fiber-optic transfer of setting is through simultaneously
It is irradiated on described laser energy conversion chip, described laser energy conversion chip is converted to the laser irradiating thereon after electric energy
Export from two pole plates.
2. a kind of laser power supply system energy conversion module according to claim 1 it is characterised in that：On pedestal
The cavity internal diameter of the top of end face is more than the cavity internal diameter of the lower section near fibre-optical splice upper end, cavity up and lower section
Cavity transition position is embedded in described fin, and in the cavity of side, embedding has the structure glue of high thermal conductivity coefficient on a heat sink.
3. a kind of laser power supply system energy conversion module according to claim 2 it is characterised in that：Described optical fiber connects
The upper end of head is fixed together with pedestal, makes a shrinkage pool in the bottom surface of fibre-optical splice, system in the fibre-optical splice above this shrinkage pool
Go out one to connect with shrinkage pool and diameter is less than the through hole of shrinkage pool diameter, setting-in high-precision ceramic sleeve pipe in this through hole, this high accuracy is made pottery
The optical fiber ceramic lock pin spacer that in pedestal above porcelain bushing shell, setting-in one is sticked together with described screening glass.
4. a kind of laser power supply system energy conversion module according to claim 3 it is characterised in that：In pedestal two
Installing hole is made in side.
5. a kind of laser power supply system energy conversion module according to claim 4 it is characterised in that：In base-plates surface
Make the mark for identifying pole plate polarity.
6. a kind of laser power supply system energy conversion module according to Claims 1 to 5 any one, its feature exists
In：Described fin is made up of potsherd or silicon chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853812.5U CN205945589U (en) | 2016-08-05 | 2016-08-05 | Laser energy supply is energy conversion module for system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853812.5U CN205945589U (en) | 2016-08-05 | 2016-08-05 | Laser energy supply is energy conversion module for system |
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| Publication Number | Publication Date |
|---|---|
| CN205945589U true CN205945589U (en) | 2017-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620853812.5U Active CN205945589U (en) | 2016-08-05 | 2016-08-05 | Laser energy supply is energy conversion module for system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100514A (en) * | 2016-08-05 | 2016-11-09 | 天津蓝天太阳科技有限公司 | A kind of laser power supply system energy conversion module |
-
2016
- 2016-08-05 CN CN201620853812.5U patent/CN205945589U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100514A (en) * | 2016-08-05 | 2016-11-09 | 天津蓝天太阳科技有限公司 | A kind of laser power supply system energy conversion module |
| CN106100514B (en) * | 2016-08-05 | 2019-07-09 | 天津蓝天太阳科技有限公司 | A kind of laser power supply system energy conversion module |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |