CN105867059A - Fluorescent wheel heat control device - Google Patents
Fluorescent wheel heat control device Download PDFInfo
- Publication number
- CN105867059A CN105867059A CN201610304541.2A CN201610304541A CN105867059A CN 105867059 A CN105867059 A CN 105867059A CN 201610304541 A CN201610304541 A CN 201610304541A CN 105867059 A CN105867059 A CN 105867059A
- Authority
- CN
- China
- Prior art keywords
- fluorescent wheel
- liquid
- thermal controls
- controls apparatus
- universal joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
- G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2053—Intensity control of illuminating light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Optics & Photonics (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a fluorescent wheel heat control device. The fluorescent wheel heat control device comprises a fluorescent wheel serving as a supporting body and an optical lens arranged on the front end face of the fluorescent wheel, and further comprises a liquid backflow device arranged on the peripheral surface of the fluorescent wheel in a coating mode. A plurality of circulating pipelines communicated with the liquid backflow device are arranged in the fluorescent wheel, a balance weight module is arranged on the liquid backflow device, a sealing ring is arranged between the fluorescent wheel and the liquid backflow device, universal joints are arranged on the back face of the fluorescent wheel and the liquid backflow device and connected with a liquid cooling driving module through liquid cooling pipelines, and the liquid cooling driving module comprises a liquid storage device and a driving pump used for making the whole circulating pipelines full of liquid in the liquid storage device. The fluorescent wheel heat control device is flexible in design, convenient to install, stable in performance, and capable of effectively solving the problem of too high working temperature of an existing fluorescent wheel and improving the equipment performance of a high-power projection system.
Description
Technical field
The invention belongs to LASER Light Source technical field, be specifically related to a kind of fluorescent wheel thermal controls apparatus.
Background technology
In recent years, along with the fast development of the technology such as display DLP, LCD and LCOS, projection display market the most gradually expands,
Be no longer limited to cinemas field, but also be extensively covered in engineering, domestic, impart knowledge to students, the industry such as monitoring.People are to optical projection system
Performance requirement the most constantly rises, and particularly some uses the high-end projection system of forth generation new pattern laser light source, its LASER Light Source
Blue laser is mostly used to irradiate fluorescent wheel during work, after exciting gold-tinted, with the pattern of blue light output white light.Powerful sharp
Light is radiated at fluorescent wheel surface, and consequent high heat certainly will improve the radiating requirements to fluorescent wheel.But, because fluorescent wheel
It is in ceaselessly rotation status at work, uses traditional contact-type heat exchange pattern to be difficult to it is dispelled the heat.
In LASER Light Source, blue light illumination excites generation gold-tinted on fluorescent wheel, and this is one of the core of whole light source technology,
The temperature of fluorescent wheel directly determines blue light and excites the efficiency of gold-tinted, and then affects the luminous efficiency of whole equipment.And fluorescence
The operating temperature of wheel has limit requirements, and when exceeding a certain temperature, the blue light of irradiation will be unable to inspire gold-tinted, and this is also to limit
The Main Bottleneck that laser light source power promotes.As by traditional method for designing, weight is relatively big, moulding is complicated radiator is installed
At the fluorescent wheel back side, not only can improve fluorescent wheel live load, and can also interfere with surrounding flow field when fluorescent wheel rotates, shadow
Ring the dynamic equilibrium state of fluorescent wheel, reduce the stability of equipment.
Summary of the invention
It is an object of the invention to according to the deficiencies in the prior art, it is provided that one can effectively solve the problem that existing fluorescent wheel works
The difficult problem that temperature is too high, is favorably improved the fluorescent wheel thermal controls apparatus of the overall performance of LASER Light Source, the present invention.
The technical solution adopted for the present invention to solve the technical problems is: a kind of fluorescent wheel thermal controls apparatus, including as propping up
The fluorescent wheel of support main body and the optical lens being arranged on fluorescent wheel front end face, also include the liquid being coated on fluorescent wheel outer edge surface
Return channel, is provided with a plurality of circulation line connected with liquid return channel, liquid return channel is provided with inside described fluorescent wheel
Counterweight module, is provided with sealing ring, the described fluorescent wheel back side and liquid return channel is all provided with between fluorescent wheel and liquid return channel
Being equipped with universal joint, described universal joint is connected by the cold pipeline of liquid liquid cold driving module, described liquid cold driving module
Comprise fluid storage device and the liquid in fluid storage device is full of the driving pump of whole circulating line.
Described a kind of fluorescent wheel thermal controls apparatus, is provided with the liquid being connected with circulation line at the center of rotation of its fluorescent wheel
Import, described liquid return channel is provided with the liquid reflux outlet being connected with circulation line, described liquid-inlet and liquid
The hickey connecting universal joint it is provided with at bypass outlet.
Further, described universal joint be can 360 ° rotate and without the cold pipeline of hydrodynamic spin seal universal joint.
Described a kind of fluorescent wheel thermal controls apparatus, the cold pipeline of its liquid is metal material or soft/duroplasts material.
Described a kind of fluorescent wheel thermal controls apparatus, its circulation line be involute shape along fluorescent wheel center of rotation to edge
Distribution, the cross section of circulation line is circular or square.
Described a kind of fluorescent wheel thermal controls apparatus, the tow sides of its optical lens are all coated with visible ray anti-reflection film.
Described a kind of fluorescent wheel thermal controls apparatus, its counterweight module is cylindrical or cubical engineering plastics block/metal
Block.
Described a kind of fluorescent wheel thermal controls apparatus, its sealing ring is rubber ring.
Described a kind of fluorescent wheel thermal controls apparatus, its liquid return channel, fluorescent wheel, counterweight module, universal joint, the cold pipe of liquid
Road, driving pump and circulating liquid storage device are respectively provided with the surface that Passivation Treatment is crossed.
Further, described liquid-inlet quantity is one, and described liquid reflux outlet quantity is four, and described follows
Endless tube way amount is ten.
The invention has the beneficial effects as follows:
1, the indoor design of fluorescent wheel of the present invention circulating line, and in involute in form by center of rotation to marginal distribution, profit
Increase liquid SAPMAC method power with centrifugal force, flow into fluorescent wheel from the universal joint of the liquid SAPMAC method line entry being positioned at center of rotation
Inside, is flowed out by fluorescent wheel radial edges through liquid SAPMAC method pipeline, converges in liquid return channel, then by liquid SAPMAC method pipe
The cold pipeline of universal joint influent of way outlet, is finally back to liquid cold driving module, the most repeatedly, forms constant flow, and
Time the heat on fluorescent wheel is taken away, it is achieved the lasting temperature control to fluorescent wheel.
2, optical lens tow sides of the present invention are coated with visible ray anti-reflection film, can improve the transmitance of indigo plant, gold-tinted, promote
The efficiency of light energy utilization of equipment, and realize the collection of energy to the gold-tinted inspired.
3, fluid present invention return channel rear end face is also equipped with counterweight module to its counterweight, is used for adjusting fluorescent wheel high-speed rotary
Dynamic equilibrium state when turning.
4, the rear end face of fluorescent wheel of the present invention is provided with circulation line entrance and circulation line outlet, it is provided with universal
Joint, universal joint has spin sealing function, the cold pipeline of liquid that can not drive rear end in succession around its center 360 ° rotation
Rotate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is fluorescent wheel internal liquid runner distribution schematic diagram of the present invention.
Each reference is: 1 sealing ring, 2 optical lenses, 3 liquid return channels, 4 fluorescent wheels, 5 counterweight moulds
Block, 6 universal joints, the 7 cold pipelines of liquid, 8 liquid cold driving module.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
With reference to shown in Fig. 1, Fig. 2, the invention discloses a kind of fluorescent wheel thermal controls apparatus, including the fluorescence as supportive body
Wheel 4 and the optical lens 2 being arranged on fluorescent wheel 4 front end face, the two panels minute surface of optical lens 2 is all coated with visible ray anti-reflection film, mesh
Be the transmitance improving two color light blue, yellow, the efficiency of light energy utilization of lifting means, also include being coated on fluorescent wheel 4 radial edges
On liquid return channel 3, for collecting through the liquid of circulation line, described fluorescent wheel 4 is internal to be provided with and a plurality of returns with liquid
Stream device 3 connection circulation line, circulation line be involute shape along fluorescent wheel 4 center of rotation to marginal distribution, circulation line
Cross section be circular or square, liquid return channel 3 is provided with counterweight module 5, counterweight module 5 is cylindrical or cubical work
Engineering plastics block/metal derby, is arranged on liquid return channel 3 back side, and effect is that fluorescent wheel 4 carries out counterweight, adjusts fluorescent wheel 4 at a high speed
Dynamic equilibrium state during rotation, is provided with rubber seal 1 between fluorescent wheel 4 and liquid return channel 3, it is achieved to liquid return channel
The sealing of 3, prevents the leaked liquid in liquid return channel 3, described fluorescent wheel 4 back side and liquid return channel 3 is provided with ten thousand
At joint 6, the center of rotation of fluorescent wheel 4, it is provided with the liquid-inlet being connected with circulation line, at liquid-inlet, is provided with connection
The hickey of universal joint 6, universal joint 6 one end herein is connected with fluorescent wheel 4 by screw thread, the other end and the cold pipeline of liquid
7 are connected, and liquid return channel 3 is provided with the liquid reflux outlet being connected with circulation line, is provided with connection at liquid reflux outlet
The hickey of universal joint 6, universal joint 6 one end herein is connected with liquid return channel 3, other end pipeline cold with liquid 7 phase
Even, forming liquid cooling loop, described universal joint 6 has spin sealing function, can rotate around its center 360 ° and not drive
The cold pipeline of liquid 7 ined succession in rear end rotates, and the universal joint 6 at two is connected by liquid cold pipeline 7 liquid cold driving module 8, described
The metal material that the cold pipeline of liquid 7 is patterning process or soft/duroplasts material, described liquid cold driving module 8 comprises liquid and deposits
Storage device and the liquid in fluid storage device is full of the driving pump of whole circulating line, to realize circulating of liquid.
High power optical projection system uses LASER Light Source mostly, excites gold-tinted by blue light illumination fluorescent wheel, then with blue light
The mode of operation being merged into white light is the most ripe, because too high power illumination is to fluorescent wheel so that it is operating temperature steeply rises,
This directly affects the launching efficiency of gold-tinted, the final luminous efficiency limiting whole light source.But it is right that traditional temperature control scheme is difficult to
The fluorescent wheel being in rotation status proposes cooling measure effectively, causes the performance boost of high power optical projection system to run into bottle
Neck.
Based on above reason, the basic ideas of the present invention are: use universal joint to avoid fluorescent wheel to rotate the linkage brought
Impact, takes away rapidly the used heat that fluorescent wheel is piled up, design cycle pipeline in fluorescent wheel by liquid SAPMAC method, and utilizes fluorescent wheel
Rotate the centrifugal force produced and increase the driving force of liquid SAPMAC method, the final purpose realizing reducing fluorescent wheel operating temperature.The present invention
Can be good at the contradiction solved between the two, it is achieved excellent Cooling Solution.
The specific works process of the present invention is as follows: first by gluing form, optical lens 2 is fixed on fluorescent wheel 4
On, then liquid return channel 3 is connected by the position of fitted seal circle 1 with fluorescent wheel 4, refluxes at liquid-inlet and liquid the most respectively
Universal joint 6 is installed in exit, connects the cold pipeline of liquid in-out 7 below at universal joint 6, finally drives cold with liquid for cold for liquid pipeline 7
Dynamic model block 8 is connected, and fixative cold driving module 8.
Before equipment is started working, first allow liquid cold driving module 8 start working, drive liquid to be full of whole liquid cooling loop, row
Go out inner air.After loop is stable, driving fluorescent wheel 4 to rotate, blue light illumination excites gold-tinted to fluorescent wheel 4, makes fluorescence
Taking turns 4 temperature to rise, now the liquid in the cold pipeline of liquid 7 is under the driving of liquid cold driving module 8 and fluorescent wheel 4 centrifugal force, from position
It is internal that universal joint 6 in the import of center of rotation flows into fluorescent wheel 4, flows out by fluorescent wheel 4 radial edges through liquid cold runner,
Converge in liquid return channel 3, then the universal joint 6 cold pipeline of influent 7 by outlet, finally it is back to liquid cold driving module
8, the most repeatedly, form constant flow, in time the heat on fluorescent wheel 4 is taken away, it is achieved the temperature control to fluorescent wheel 4.
As another embodiment of the present invention, fluorescent wheel 4 inner homogeneous is provided with ten circulation lines, and described liquid enters
Mouthful quantity is one, and described liquid reflux outlet quantity is four, and the quantity of universal joint 6 is five, except optical element and close
All piece surfaces beyond seal 1 all do Passivation Treatment.
As another embodiment of the present invention, the cross sectional shape of described liquid reflux outlet can be circular, square etc., quantity
It is not limited to 4, can be more or less than 4；The quantity of described universal joint is not limited to 5, can be more or less than 5；Described
Circulation line be not limited to 10, can be more or less than 10.
The principle of above-described embodiment only illustrative present invention and effect thereof, and the embodiment that part is used, for
For those of ordinary skill in the art, without departing from the concept of the premise of the invention, it is also possible to make some deformation and
Improving, these broadly fall into protection scope of the present invention.
Claims (10)
1. a fluorescent wheel thermal controls apparatus, it is characterised in that: include the fluorescent wheel as supportive body (4) and be arranged on fluorescent wheel
(4) optical lens (2) of front end face, also includes the liquid return channel (3) being coated on fluorescent wheel (4) outer edge surface, and described is glimmering
Halo (4) is internal is provided with a plurality of circulation line connected with liquid return channel (3), and liquid return channel is provided with counterweight mould on (3)
Block (5), is provided with sealing ring (1), described fluorescent wheel (4) back side and liquid backflow between fluorescent wheel (4) and liquid return channel (3)
Being provided with universal joint (6) on device (3), described universal joint (6) is connected by the cold pipeline of liquid (7) liquid cold driving module
(8), described liquid cold driving module (8) comprises fluid storage device and the liquid in fluid storage device is full of whole circulation
The driving pump of pipeline.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 1, it is characterised in that the rotation of described fluorescent wheel (4)
Center is provided with the liquid-inlet being connected with circulation line, and described liquid return channel (3) is provided with and is connected with circulation line
Liquid reflux outlet, is provided with the hickey connecting universal joint (6) at described liquid-inlet and liquid reflux outlet.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 1 and 2, it is characterised in that described universal joint (6) is
Can 360 ° rotate and without the cold pipeline of hydrodynamic (7) spin seal universal joint.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 1, it is characterised in that the cold pipeline of described liquid (7) is gold
Belong to material or soft/duroplasts material.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 1, it is characterised in that described circulation line is involute
Shape is along fluorescent wheel (4) center of rotation to marginal distribution, and the cross section of circulation line is circular or square.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 1, it is characterised in that described optical lens (2) is just
Anti-two sides is all coated with visible ray anti-reflection film.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 1, it is characterised in that described counterweight module (5) is circle
Cylindricality or cubical engineering plastics block/metal derby.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 1, it is characterised in that described sealing ring (1) is rubber
Circle.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 1, it is characterised in that described liquid return channel (3), glimmering
Halo (4), counterweight module (5), universal joint (6), the cold pipeline of liquid (7), driving pump and circulating liquid storage device are respectively provided with blunt
The surface that change processed.
A kind of fluorescent wheel thermal controls apparatus the most according to claim 2, it is characterised in that described liquid-inlet quantity is
One, described liquid reflux outlet quantity is four, and described circulation line quantity is ten.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610304541.2A CN105867059B (en) | 2016-05-10 | 2016-05-10 | A kind of fluorescent wheel thermal controls apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610304541.2A CN105867059B (en) | 2016-05-10 | 2016-05-10 | A kind of fluorescent wheel thermal controls apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105867059A true CN105867059A (en) | 2016-08-17 |
| CN105867059B CN105867059B (en) | 2017-06-23 |
Family
ID=56631504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610304541.2A Active CN105867059B (en) | 2016-05-10 | 2016-05-10 | A kind of fluorescent wheel thermal controls apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN105867059B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI629553B (en) * | 2017-05-03 | 2018-07-11 | 台達電子工業股份有限公司 | Florescent color wheel and projector |
| CN108803216A (en) * | 2017-05-03 | 2018-11-13 | 台达电子工业股份有限公司 | fluorescence colour wheel and projector |
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| JP2001100315A (en) * | 1999-09-28 | 2001-04-13 | Nec Viewtechnology Ltd | Video projection device |
| US20020180938A1 (en) * | 2001-06-04 | 2002-12-05 | Lg Electronics, Inc. | Cooling apparatus of color wheel of projector |
| JP2004212727A (en) * | 2003-01-06 | 2004-07-29 | Plus Vision Corp | Projector |
| CN1637469A (en) * | 2003-12-26 | 2005-07-13 | 精工爱普生株式会社 | Optical device and projector |
| US20050195460A1 (en) * | 2004-01-28 | 2005-09-08 | Seiko Epson Corporation | Optical modulator holder optical device and projector |
| US20050213227A1 (en) * | 2004-03-23 | 2005-09-29 | Seiko Epson Corporation | Optical device and projector |
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| CN103703414A (en) * | 2011-07-14 | 2014-04-02 | 巴库股份有限公司 | Rotating wavelength conversion element |
| CN205179610U (en) * | 2015-11-27 | 2016-04-20 | 深圳市绎立锐光科技开发有限公司 | Heat abstractor and applied this heat abstractor's projection equipment |
| CN105527786A (en) * | 2016-02-02 | 2016-04-27 | 苏州佳世达光电有限公司 | Cooling system and projection device |
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2016
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| JP2001100315A (en) * | 1999-09-28 | 2001-04-13 | Nec Viewtechnology Ltd | Video projection device |
| US20020180938A1 (en) * | 2001-06-04 | 2002-12-05 | Lg Electronics, Inc. | Cooling apparatus of color wheel of projector |
| JP2004212727A (en) * | 2003-01-06 | 2004-07-29 | Plus Vision Corp | Projector |
| CN1637469A (en) * | 2003-12-26 | 2005-07-13 | 精工爱普生株式会社 | Optical device and projector |
| US20050195460A1 (en) * | 2004-01-28 | 2005-09-08 | Seiko Epson Corporation | Optical modulator holder optical device and projector |
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| JP2008052176A (en) * | 2006-08-28 | 2008-03-06 | Minebea Co Ltd | Color wheel unit |
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| CN205179610U (en) * | 2015-11-27 | 2016-04-20 | 深圳市绎立锐光科技开发有限公司 | Heat abstractor and applied this heat abstractor's projection equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI629553B (en) * | 2017-05-03 | 2018-07-11 | 台達電子工業股份有限公司 | Florescent color wheel and projector |
| US10120272B1 (en) | 2017-05-03 | 2018-11-06 | Delta Electronics, Inc. | Fluorescent color wheel and projector |
| CN108803216A (en) * | 2017-05-03 | 2018-11-13 | 台达电子工业股份有限公司 | fluorescence colour wheel and projector |
| CN108803216B (en) * | 2017-05-03 | 2021-02-12 | 台达电子工业股份有限公司 | Fluorescent color wheel and projector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105867059B (en) | 2017-06-23 |
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