WO2017101772A1 - Roue fluorescente et projecteur - Google Patents

Roue fluorescente et projecteur Download PDF

Info

Publication number
WO2017101772A1
WO2017101772A1 PCT/CN2016/109805 CN2016109805W WO2017101772A1 WO 2017101772 A1 WO2017101772 A1 WO 2017101772A1 CN 2016109805 W CN2016109805 W CN 2016109805W WO 2017101772 A1 WO2017101772 A1 WO 2017101772A1
Authority
WO
WIPO (PCT)
Prior art keywords
fluorescent
layer
transparent substrate
filter
fluorescent wheel
Prior art date
Application number
PCT/CN2016/109805
Other languages
English (en)
Chinese (zh)
Inventor
邹思源
张权
李屹
Original Assignee
深圳市绎立锐光科技开发有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 深圳市绎立锐光科技开发有限公司 filed Critical 深圳市绎立锐光科技开发有限公司
Publication of WO2017101772A1 publication Critical patent/WO2017101772A1/fr

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • 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

Definitions

  • the utility model relates to the technical field of projectors, in particular to a fluorescent wheel and a projector.
  • the conventional fluorescent wheel mainly comprises a color wheel 101 , a filter 102 and a driving motor 104 for driving the color wheel 101 to rotate.
  • the color wheel 101 is mounted on the front end surface of the driving motor 104, and the filter 102 is mounted.
  • the surface of the color wheel 101 when the fluorescent wheel is in operation, the surface of the color wheel 101 generates heat, and as the output light power of the light source increases, the thermal power consumption thereof increases, and the efficiency of the phosphor excited by the light increases with temperature. Decline, when the temperature exceeds a certain critical point, the efficiency drops rapidly. Therefore, if the problem of heat dissipation of the color wheel 101 is not well solved, the normal use of the projection device will be greatly affected.
  • the heat generated by the color wheel 101 is mainly radiated by the surface of the color wheel 101 to dissipate heat, the heat dissipation rate is slow, the heat dissipation effect is poor, and the assembly gap between the filter 102 and the color wheel 101 is also It has an adverse effect on the convective heat transfer on the back side of the color wheel 101.
  • the main object of the present invention is to provide a fluorescent wheel, which aims to improve the heat dissipation efficiency of the fluorescent wheel.
  • the present invention provides a fluorescent wheel, which comprises a highly thermally conductive transparent substrate, one side of the highly thermally conductive transparent substrate is provided with a fluorescent layer and a filter layer, and the filter layer surrounds the fluorescent Layer settings.
  • the side of the highly thermally conductive transparent substrate is coated to form the filter layer.
  • the filter layer is a filter bonded to the high thermal conductive transparent substrate.
  • the filter is bonded to the highly thermally conductive transparent substrate by a thermal conductive adhesive.
  • the filter is arranged in a ring shape.
  • the filter comprises a plurality of curved portions, and the plurality of curved portions are joined end to end to form the filter.
  • a phosphor is disposed on the one side of the highly thermally conductive transparent substrate to form the phosphor layer.
  • the highly thermally conductive transparent substrate is a sapphire substrate.
  • a reflective film layer that reflects light excited by the fluorescent layer toward the filter layer is disposed between the fluorescent layer and the highly thermally conductive transparent substrate.
  • the utility model also provides a projector, which comprises a fluorescent wheel as described above, the fluorescent wheel comprises a high thermal conductive transparent substrate, and one side of the high thermal conductive transparent substrate is provided with a fluorescent layer and a filter layer.
  • the filter layer is disposed around the phosphor layer.
  • the utility model adopts a high thermal conductive transparent substrate, and is provided with a fluorescent layer and a filter layer disposed around the fluorescent layer on one side of the high thermal conductive transparent substrate to form a fluorescent wheel with strong structural integrity.
  • the wheel utilizes a highly thermally conductive transparent substrate and a filter layer thereon to increase the heat dissipation area of the phosphor layer, thereby improving the heat dissipation efficiency of the fluorescent wheel.
  • FIG. 1 is a schematic structural view of a fluorescent wheel in the prior art
  • FIG. 2 is a schematic structural view of an embodiment of a fluorescent wheel of the present invention.
  • FIG. 3 is a schematic structural view of another embodiment of a fluorescent wheel of the present invention.
  • Figure 4 is a schematic cross-sectional view of the fluorescent wheel shown in Figure 3 along A-A;
  • FIG. 5 is a schematic structural view of still another embodiment of the fluorescent wheel of the present invention.
  • Fig. 6 is a schematic cross-sectional view of the fluorescent wheel shown in Fig. 5 taken along line B-B.
  • first, second, and the like in the present invention are used for the purpose of description only, and are not to be construed as indicating or implying their relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • the technical solutions between the various embodiments can be combined with each other, but must be based on the skill A person of ordinary skill in the art can implement the basis. When the combination of the technical solutions is contradictory or impossible to implement, it should be considered that the combination of the technical solutions does not exist and is not within the protection scope of the present invention.
  • the utility model provides a fluorescent wheel.
  • the fluorescent wheel comprises a high thermal conductive transparent substrate 10 , and one side of the high thermal conductive transparent substrate 10 is provided with a fluorescent layer 20 and a filter layer 30 , and the filter layer 30 surrounds The fluorescent layer 20 is disposed.
  • the fluorescent layer 20 when the fluorescent wheel rotates, the fluorescent layer 20 can excite the laser light incident thereon to generate a color light sequence, and the colored light sequence generated by the fluorescent layer 20 is collected, shaped, and reflected by the light, and then incident on the filter. Layer 30 is filtered (color corrected, ie, tinted).
  • the fluorescent layer 20 generates heat, and the high thermal conductivity of the highly thermally conductive transparent substrate 10 enables the heat to be quickly diffused out, and can also be transmitted to the filter layer 30 through the filter layer 30. Auxiliary cooling. Since the high heat conductive transparent substrate 10 and the filter layer 30 increase the heat dissipation area, and the heat transfer efficiency of the high heat conductive transparent substrate 10 is high, the overall heat dissipation of the fluorescent wheel is improved.
  • the high thermal conductive transparent substrate 10 can be realized by using various substrates having high thermal conductivity and a transparent material.
  • a sapphire substrate is preferable, and the sapphire substrate has high thermal conductivity and is a transparent material.
  • the color light sequence generated by the excitation of the fluorescent layer 20 may be filtered to the filter layer 30 after passing through the high thermal conductive transparent substrate 10, or may be in the high thermal conductive transparent substrate 10 and the fluorescent layer 20.
  • the reflective film layer 40 is disposed therebetween, and the light excited by the fluorescent layer 20 is reflected by the reflective film layer 40 to the filter layer 30 for filtering.
  • other implementation manners may be implemented, which are not limited herein.
  • the fluorescent layer 20 may be a monolithic annular structure or an annular structure formed by splicing a plurality of curved portions in a circumferential direction, as shown in FIG. 5.
  • the filter layer 30 may also be an annular structure or an annular structure formed by splicing a plurality of curved portions in a circumferential direction.
  • the fluorescent layer 20 may be formed by providing phosphor on one side of the highly thermally conductive transparent substrate 10. However, other embodiments may be employed, and are not limited thereto.
  • the filter layer 30 may be formed by plating a film on one side of the highly thermally conductive transparent substrate 10 to form the filter layer 30, or bonding the filter to the highly thermally conductive transparent substrate 10.
  • the structure of the fluorescent wheel is strong, the thermal conductivity is good, and the heat dissipation efficiency is high.
  • the filter is preferably bonded to the highly thermally conductive transparent substrate 10 by the thermal conductive adhesive 50, and the thermal conductive adhesive 50 can enhance the connection strength between the filter and the highly thermally conductive transparent substrate 10.
  • the thermal conductive adhesive 50 is preferably a high thermal conductive adhesive 50 having strong adhesiveness and high temperature resistance, so as to further enhance the connection strength between the filter and the high thermal conductive transparent substrate 10, and ensure that the filter is mounted on the high thermal conductive transparent substrate 10.
  • the stability can also improve the heat conduction efficiency between the filter and the highly thermally conductive transparent substrate 10; in addition, the filter and the high thermal conductivity can be avoided when the heat on the high thermal conductive transparent substrate 10 or the filter is high.
  • the transparent substrate 10 is detached.
  • the filter is preferably arranged in a ring shape.
  • the filter may be a monolithic ring structure or a split ring structure.
  • the filter may be formed by a plurality of arc portions or a plurality of scallops connected end to end. 5.
  • the rotation of the fluorescent layer 20 described above can be driven by the driving member 60.
  • the driving end of the driving member 60 is fixedly connected to the side of the highly thermally conductive transparent substrate 10 facing away from the fluorescent layer 20.
  • the driving member 60 is preferably a motor.
  • the fluorescent wheel proposed by the present invention adopts a high thermal conductive transparent substrate 10, and a phosphor layer 20 and a filter layer 30 disposed around the fluorescent layer 20 are disposed on one side of the high thermal conductive transparent substrate 10 to form a fluorescent wheel.
  • the fluorescent wheel with strong structure is integrated, and the fluorescent wheel uses the high thermal conductive transparent substrate 10 and the filter layer 30 thereon to increase the heat dissipation area of the fluorescent layer 20, thereby improving the heat dissipation efficiency of the fluorescent wheel.
  • the present invention also provides a projector comprising the fluorescent wheel of the above embodiment.
  • the specific structure of the projector refers to the above embodiment. Since the projector adopts all the technical solutions of all the above embodiments, it has at least All the beneficial effects brought about by the technical solutions of the foregoing embodiments are not described herein again.

Abstract

La présente invention se rapporte à une roue fluorescente et à un projecteur. La roue fluorescente comprend un substrat transparent hautement thermoconducteur (10). Une couche fluorescente (20) et une couche filtrante (30) se trouvent sur un côté du substrat transparent hautement thermoconducteur (10), et la couche filtrante (30) est disposée autour de la couche fluorescente (20). La structure de la roue fluorescente est améliorée, et l'efficacité de dissipation thermique de ladite roue fluorescente augmente.
PCT/CN2016/109805 2015-12-14 2016-12-14 Roue fluorescente et projecteur WO2017101772A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201521037122.4 2015-12-14
CN201521037122.4U CN205281104U (zh) 2015-12-14 2015-12-14 荧光轮及投影仪

Publications (1)

Publication Number Publication Date
WO2017101772A1 true WO2017101772A1 (fr) 2017-06-22

Family

ID=56065662

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/109805 WO2017101772A1 (fr) 2015-12-14 2016-12-14 Roue fluorescente et projecteur

Country Status (2)

Country Link
CN (1) CN205281104U (fr)
WO (1) WO2017101772A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3527883A4 (fr) * 2016-10-12 2019-10-23 Sony Corporation Dispositif d'affichage d'image et dispositif de source de lumière

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205281104U (zh) * 2015-12-14 2016-06-01 深圳市绎立锐光科技开发有限公司 荧光轮及投影仪
CN109426056A (zh) * 2017-09-01 2019-03-05 海信集团有限公司 色轮、激光投影光源及激光投影设备
CN110119059B (zh) * 2018-02-07 2021-06-01 青岛海信激光显示股份有限公司 一种荧光轮固定结构及激光投影装置
JP7102849B2 (ja) * 2018-03-28 2022-07-20 セイコーエプソン株式会社 波長変換装置、光源装置及びプロジェクター
CN110398875A (zh) * 2018-04-24 2019-11-01 深圳光峰科技股份有限公司 光源系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202109406U (zh) * 2010-12-08 2012-01-11 绎立锐光科技开发(深圳)有限公司 光波长转换轮组件及带该光波长转换轮组件的光源
US20140354892A1 (en) * 2011-03-23 2014-12-04 Panasonic Corporation Light source apparatus and image display apparatus using the same
CN204176561U (zh) * 2014-08-04 2015-02-25 深圳市绎立锐光科技开发有限公司 荧光色轮及包括该荧光色轮的光源
WO2015098602A1 (fr) * 2013-12-27 2015-07-02 日本電気硝子株式会社 Roue luminescente d'utilisation de projecteur et son procédé de fabrication, et dispositif électroluminescente d'utilisation de projecteur
CN105353578A (zh) * 2015-12-07 2016-02-24 杨阳 光源系统及其应用
CN205281104U (zh) * 2015-12-14 2016-06-01 深圳市绎立锐光科技开发有限公司 荧光轮及投影仪

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202109406U (zh) * 2010-12-08 2012-01-11 绎立锐光科技开发(深圳)有限公司 光波长转换轮组件及带该光波长转换轮组件的光源
US20140354892A1 (en) * 2011-03-23 2014-12-04 Panasonic Corporation Light source apparatus and image display apparatus using the same
WO2015098602A1 (fr) * 2013-12-27 2015-07-02 日本電気硝子株式会社 Roue luminescente d'utilisation de projecteur et son procédé de fabrication, et dispositif électroluminescente d'utilisation de projecteur
CN204176561U (zh) * 2014-08-04 2015-02-25 深圳市绎立锐光科技开发有限公司 荧光色轮及包括该荧光色轮的光源
CN105353578A (zh) * 2015-12-07 2016-02-24 杨阳 光源系统及其应用
CN205281104U (zh) * 2015-12-14 2016-06-01 深圳市绎立锐光科技开发有限公司 荧光轮及投影仪

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3527883A4 (fr) * 2016-10-12 2019-10-23 Sony Corporation Dispositif d'affichage d'image et dispositif de source de lumière

Also Published As

Publication number Publication date
CN205281104U (zh) 2016-06-01

Similar Documents

Publication Publication Date Title
WO2017101772A1 (fr) Roue fluorescente et projecteur
US10539298B2 (en) Color wheel with color correction and heat dissipation structures
JP6696427B2 (ja) 蛍光体ホイール及び光源装置並びに投射型表示装置
US10477166B2 (en) Wavelength conversion device and projector
TWI461821B (zh) 色輪、其組裝方法及應用該色輪的光源
US10495957B2 (en) Wavelength conversion device and projector
TWI579634B (zh) 投影機及波長轉換裝置
US11520218B2 (en) Projection apparatus and phosphor wheel thereof
WO2017162001A1 (fr) Dispositif de roue chromatique, et projecteur
CN203259763U (zh) 波长转换装置及发光装置
TWI617059B (zh) 光源系統及其波長轉換裝置
TWM549365U (zh) 螢光色輪結構
WO2020048101A1 (fr) Dispositif de conversion de longueur d'onde et système de source de lumière
CN209980000U (zh) 一种新型透射式波长转换装置及其光源结构
TW201219959A (en) Light source adjusting device and projection system comprising the same
TW202115481A (zh) 螢光色輪
WO2016121720A1 (fr) Élément de conversion de longueur d'onde et dispositif de formation d'image
TW202008026A (zh) 具對流冷卻的波長轉變元件
JP6053621B2 (ja) 発光デバイス
TWI721536B (zh) 顏色轉換元件
TWI728664B (zh) 顏色轉換元件
WO2020153144A1 (fr) Élément de conversion de couleur
WO2018152997A1 (fr) Dispositif de roue de couleur, système de source de lumière et appareil de projection
CN111258161A (zh) 一种波长转换装置的温度控制结构
WO2018103482A1 (fr) Ensemble disque chromatique, appareil à source de lumière et dispositif de projection

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16874829

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16874829

Country of ref document: EP

Kind code of ref document: A1