CN102434819A - LED (light emitting diode) light source module and projector with same - Google Patents
LED (light emitting diode) light source module and projector with same Download PDFInfo
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- CN102434819A CN102434819A CN201010502696XA CN201010502696A CN102434819A CN 102434819 A CN102434819 A CN 102434819A CN 201010502696X A CN201010502696X A CN 201010502696XA CN 201010502696 A CN201010502696 A CN 201010502696A CN 102434819 A CN102434819 A CN 102434819A
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- heat dissipation
- framework
- light source
- led
- source module
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- Projection Apparatus (AREA)
Abstract
The invention relates to an LED (light emitting diode) light source module and a projector with the same. The LED light source module is used for the projector and comprises a frame, heat dissipation elements arranged in the frame, a circuit board fixed on the heat dissipation elements, an LED light source fixed on the circuit board, a first adjusting element and a second adjusting element, wherein the frame is fixed on a light machine base of the projector; the first adjusting element passes through the frame along a first axial line and is contacted with the heat dissipation elements; the first adjusting element drives the heat dissipation elements to move along the first axial line when passing through the frame along the first axial line so as to adjust the position of the LED light source; the second adjusting element passes through the frame along a second axial line and is contacted with the heat dissipation elements; the second adjusting element drives the heat dissipation elements to move along the second axial line when passing through the frame along the second axial line so as to adjust the position of the LED light source; and the second axial line is vertical to the first axial line.
Description
[technical field]
The invention relates to a kind of light source module and comprise the projector of this light source module, and particularly relevant for a kind of LED light source module and comprise the minitype projection machine of this LED light source module.
[background technology]
Projector is a kind of in order to produce the display unit of large scale picture.The image-forming principle of projector is to convert the illuminating bundle that the light source module is produced to image strip by light valve, image strip is projected on screen or the metope to form image through camera lens again.Along with the progress of shadow casting technique and the reduction of manufacturing cost, the use of projector is expanded to domestic use from commercial use gradually.
(comprise as the light emitting diode, LED) light source module, one of which that LED source reaches in order to carry the circuit board of LED source with light emitting diode.Said circuit board and LED source all can produce tolerance on making and assembling, thereby cause the light source module accurately to locate, thereby have influence on the projection quality of projector, and be uneven like projection brightness deficiency or projected picture color.Traditional design is at optical base internal configurations detent mechanism, and carrying out the location of light source module, yet so the accurate positioning degree is controlled and is difficult for and to make unit price expensive.
The patent of invention TWI267606 of TaiWan, China discloses a kind of device that utilizes screw adjustment bulb position.The patent of invention TWI280450 of TaiWan, China discloses a kind of device that utilizes screw adjustment integration rod position.The patent of invention TWI308989 of TaiWan, China discloses a kind of light Pipe apparatus that is used for ray machine, utilizes elastic component to carry out the location of structure.The novel patent TWM339702 of TaiWan, China discloses a kind of device that utilizes screw adjustment integration rod position.
[summary of the invention]
The present invention proposes a kind of light emitting diode, and (light emitting diode, LED) light source module can be adjusted the position of LED source by simple mechanism, to promote projection quality.
The present invention proposes a kind of projector, and its LED light source module is adjusted the position of LED source by simple mechanism, to promote projection quality.
Other purposes of the present invention and advantage can further be understood from the technical characterictic that the present invention disclosed.
For reaching above-mentioned one or part or whole purposes or other purposes, one embodiment of the invention provide a kind of LED light source module, are used for projector.Projector has optical base.LED light source module comprises framework, heat dissipation element, circuit board, LED source, the first adjustment element and the second adjustment element.Frame fixation is in optical base.Heat dissipation element is disposed at framework.Circuit board is fixed in heat dissipation element.LED source is fixed in circuit board.The first adjustment element is arranged in framework and contact heat dissipation element along first axle.When the first adjustment element when first axle wears framework, the first adjustment element drives heat dissipation element moves with respect to framework along first axle, with the position of adjustment LED source.The second adjustment element is arranged in framework and contact heat dissipation element along second axis.When the second adjustment element wore framework along second axis, the second adjustment element drives heat dissipation element moved with respect to framework along second axis, and with the position of adjustment LED source, wherein second axis normal is in first axle.
Described LED light source module is characterized in that: more comprise:
One first elastic component is arranged between this framework and this heat dissipation element; And
One second elastic component is arranged between this framework and this heat dissipation element.
Described LED light source module is characterized in that: this first adjustment element and this second adjustment element are screw.
Described LED light source module is characterized in that: this framework has an opening towards the surface of this optical base, and this opening exposes this LED source.
Described LED light source module is characterized in that: more comprise a plurality of locking parts, this heat dissipation element is locked in this circuit board.
Described LED light source module is characterized in that: this heat dissipation element is the radiating fin group.
For reaching one of above-mentioned or partly or all purposes or other purposes, one of the present invention embodiment provides a kind of projector, comprises optical base and LED light source module.LED light source module comprises framework, heat dissipation element, circuit board, LED source, the first adjustment element and the second adjustment element.Frame fixation is in optical base.Heat dissipation element is disposed at framework.Circuit board is fixed in heat dissipation element.LED source is fixed in circuit board.The first adjustment element is arranged in framework and contact heat dissipation element along first axle.When the first adjustment element when first axle rotates, the first adjustment element drives heat dissipation element moves with respect to framework along first axle, with the position of adjustment LED source.The second adjustment element is arranged in framework and contact heat dissipation element along second axis, and second axis normal is in first axle.When the second adjustment element rotated along second axis, the second adjustment element drives heat dissipation element moved with respect to framework along second axis, with the position of adjustment LED source.
Described projector is characterized in that: this LED light source module more comprises:
One first elastic component is arranged between this framework and this heat dissipation element along this first axle; And
One second elastic component is arranged between this framework and this heat dissipation element along this second axis.
Described projector is characterized in that: this first adjustment element and this second adjustment element are screw.
Described projector is characterized in that: this framework has an opening towards the surface of this optical base, and this opening exposes this LED source.
Described projector is characterized in that: this LED light source module more comprises a plurality of locking parts, and this heat dissipation element is locked in this circuit board.
Described projector is characterized in that: this heat dissipation element is the radiating fin group.
Based on above-mentioned; In the above embodiment of the present invention; The first adjustment element and the second adjustment element are arranged in framework along the mutually perpendicular first axle and second axis respectively; User capable of using first adjusts element with the position along first axle adjustment LED source, and utilizes the second adjustment element with the position along second axis adjustment LED source.By this, can LED source be positioned correct position, make projected picture have abundance and brightness uniformly, to guarantee projection quality.
For let state feature and advantage on the present invention can be more obviously understandable, hereinafter is special lifts a plurality of embodiment, and cooperates appended graphicly, elaborates as follows.
[description of drawings]
Fig. 1 is the partial component stereogram of the projector of one embodiment of the invention.
Fig. 2 is the stereogram of the LED light source module of Fig. 1.
Fig. 3 is the explosive view of the LED light source module of Fig. 2.
Fig. 4 is the explosive view of the LED light source module of Fig. 2 in another visual angle.
Fig. 5 is the stereogram of the LED light source module of Fig. 2 in another visual angle.
100: projector
110: optical base
120: LED light source module
120a: the first adjustment element
120b: the second adjustment element
120c: locking part
120d: first elastic component
120e: second elastic component
122: framework
122a: opening
124: heat dissipation element
126: circuit board
128: LED source
130: camera lens
A1: first axle
A2: second axis
[specific embodiment]
About aforementioned and other technology contents, characteristics and effect of the present invention, in the following detailed description that cooperates with reference to graphic a plurality of embodiment, can clearly appear.The direction term of being mentioned in following examples, for example " on ", D score, " preceding ", " back ", " left side ", " right side " etc., only be direction with reference to annexed drawings.Therefore, the direction term of use is to be used for explanation, but not is used for limiting the present invention.
Fig. 1 is the partial component stereogram of the projector of one embodiment of the invention.Fig. 2 is the stereogram of the LED light source module of Fig. 1.Fig. 3 is the explosive view of the LED light source module of Fig. 2.Please refer to Fig. 1 to Fig. 3, the projector 100 of present embodiment comprises optical base 110 and LED light source module 120.LED light source module 120 comprises framework 122, heat dissipation element 124, circuit board 126, LED source 128, the first adjustment element 120a (illustrate is two) and the second adjustment element 120b (illustrate is two).
One embodiment of the invention, the user can drive heat dissipation element 124 with the mat first adjustment element 120a and move with respect to framework 122 along first axle A1 along the first axle A1 rotation first adjustment element 120a.In addition, the user can drive heat dissipation element 124 with the mat second adjustment element 120b and move with respect to framework 122 along the second axis A2 along second axis A2 rotation, the second adjustment element 120b.See through the first adjustment element 120a and the second adjustment element 120b promotion to heat dissipation element 124; Can adjust the LED source 128 that is fixed on the heat dissipation element 124; So that LED source 128 is positioned correct position; The projected picture that projector 100 is produced has abundance and brightness uniformly, guarantees projection quality.
The first adjustment element 120a of present embodiment and the second adjustment element 120b for example are screw, with screw lock in framework 122.In addition; In the present embodiment; Framework 122 has opening 122a towards the surface of optical base 110, and opening 122a is in order to expose LED source 128, makes light that LED source 128 sends via optical base 110 internal delivery to camera lens 130 (being illustrated in Fig. 1).
Fig. 4 is the explosive view of the LED light source module of Fig. 2 in another visual angle.Fig. 5 is the stereogram of the LED light source module of Fig. 2 in another visual angle.Please refer to Fig. 4 and Fig. 5, the LED light source module 120 of present embodiment more comprises a plurality of locking part 120c, in order to heat dissipation element 124 is locked in circuit board 126.In addition; Please refer to Fig. 5; LED light source module 120 more comprises the first elastic component 120d and the second elastic component 120e; The first elastic component 120d is compressed between framework 122 and the heat dissipation element 124 along first axle A1, and the second elastic component 120e is compressed between framework 122 and the heat dissipation element 124 along the second axis A2, strengthens the fixedly relative position of heat dissipation element 124 and framework 122 with the elastic force of the mat first elastic component 120d and the second elastic component 120e.
In sum; In the above embodiment of the present invention; The first adjustment element and the second adjustment element respectively along mutually perpendicular first axle and the second axis screw lock in framework; User rotatable first adjusts element with the position along first axle adjustment LED source, and rotates the second adjustment element with the position along second axis adjustment LED source.By this, can LED source be positioned correct position, make projected picture have abundance and brightness uniformly, to guarantee projection quality.In addition, more configurable elastic component with the fixing relative position of heat dissipation element and framework of the elastic force of mat elastic component, promotes the accuracy of the position of adjustment LED source between heat dissipation element and framework.
The above; Be merely preferred embodiment of the present invention; When the scope that can not limit the present invention's enforcement with this, promptly change and modification according to claim of the present invention and the simple equivalent done of invention description generally, all still belong in the scope that patent of the present invention contains.In addition, arbitrary embodiment of the present invention or claim must not reached whole purposes or advantage or the characteristics that the present invention discloses.
Claims (12)
1. a LED light source module is used for a projector, and this projector has an optical base, and this LED light source module comprises:
One framework is fixed in this optical base;
One heat dissipation element is disposed at this framework;
One circuit board is fixed in this heat dissipation element;
One LED source is fixed in this circuit board;
One first adjustment element; Be arranged in this framework and contact this heat dissipation element along a first axle; When this first adjustment element when this first axle wears this framework; This this heat dissipation element of first adjustment element drives moves with respect to this framework along this first axle, to adjust the position of this LED source; And
One second adjustment element; Be arranged in this framework and contact this heat dissipation element along one second axis; When this second adjustment element when this second axis wears this framework; This this heat dissipation element of second adjustment element drives moves with respect to this framework along this second axis, and to adjust the position of this LED source, wherein this second axis normal is in this first axle.
2. LED light source module as claimed in claim 1 is characterized in that: more comprise:
One first elastic component is arranged between this framework and this heat dissipation element; And
One second elastic component is arranged between this framework and this heat dissipation element.
3. LED light source module as claimed in claim 1 is characterized in that: this first adjustment element and this second adjustment element are screw.
4. LED light source module as claimed in claim 1 is characterized in that: this framework has an opening towards the surface of this optical base, and this opening exposes this LED source.
5. LED light source module as claimed in claim 1 is characterized in that: more comprise a plurality of locking parts, this heat dissipation element is locked in this circuit board.
6. LED light source module as claimed in claim 1 is characterized in that: this heat dissipation element is the radiating fin group.
7. projector comprises:
One optical base; And
One LED light source module comprises:
One framework is fixed in this optical base;
One heat dissipation element is disposed at this framework;
One circuit board is fixed in this framework;
One LED source is fixed in this circuit board;
One first adjustment element; Be arranged in this framework and contact this heat dissipation element along a first axle; When this first adjustment element when this first axle wears this framework; This this heat dissipation element of first adjustment element drives moves with respect to this framework along this first axle, to adjust the position of this LED source; And
One second adjustment element; Be arranged in this framework and contact this heat dissipation element along one second axis; When this second adjustment element when this second axis wears this framework; This this heat dissipation element of second adjustment element drives moves with respect to this framework along this second axis, and to adjust the position of this LED source, wherein this second axis normal is in this first axle.
8. projector as claimed in claim 7 is characterized in that: this LED light source module more comprises:
One first elastic component is arranged between this framework and this heat dissipation element along this first axle; And
One second elastic component is arranged between this framework and this heat dissipation element along this second axis.
9. projector as claimed in claim 7 is characterized in that: this first adjustment element and this second adjustment element are screw.
10. projector as claimed in claim 7 is characterized in that: this framework has an opening towards the surface of this optical base, and this opening exposes this LED source.
11. projector as claimed in claim 7 is characterized in that: this LED light source module more comprises a plurality of locking parts, and this heat dissipation element is locked in this circuit board.
12. projector as claimed in claim 7 is characterized in that: this heat dissipation element is the radiating fin group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010502696XA CN102434819A (en) | 2010-09-29 | 2010-09-29 | LED (light emitting diode) light source module and projector with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010502696XA CN102434819A (en) | 2010-09-29 | 2010-09-29 | LED (light emitting diode) light source module and projector with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102434819A true CN102434819A (en) | 2012-05-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010502696XA Pending CN102434819A (en) | 2010-09-29 | 2010-09-29 | LED (light emitting diode) light source module and projector with same |
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| Country | Link |
|---|---|
| CN (1) | CN102434819A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433430A (en) * | 2020-08-18 | 2021-03-02 | 深圳市安华光电技术有限公司 | Light source module for DLP micro projector optical machine, optical machine and DLP projector |
| CN112433428A (en) * | 2020-08-18 | 2021-03-02 | 深圳市安华光电技术有限公司 | DLP projector, optical machine and LED light source device calibration method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101004546A (en) * | 2006-01-18 | 2007-07-25 | 台达电子工业股份有限公司 | Light source adjustment device, and adjusting method |
| JP2008204643A (en) * | 2007-02-16 | 2008-09-04 | Ｎｅｃディスプレイソリューションズ株式会社 | Lamp unit, projection type display device, and manufacturing method of projection type display device |
| JP2009087785A (en) * | 2007-09-28 | 2009-04-23 | Stanley Electric Co Ltd | Lighting fixture for vehicle |
| JP2010066625A (en) * | 2008-09-12 | 2010-03-25 | Nikon Corp | Projection unit, electronic equipment and method for adjusting position of light source |
-
2010
- 2010-09-29 CN CN201010502696XA patent/CN102434819A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101004546A (en) * | 2006-01-18 | 2007-07-25 | 台达电子工业股份有限公司 | Light source adjustment device, and adjusting method |
| JP2008204643A (en) * | 2007-02-16 | 2008-09-04 | Ｎｅｃディスプレイソリューションズ株式会社 | Lamp unit, projection type display device, and manufacturing method of projection type display device |
| JP2009087785A (en) * | 2007-09-28 | 2009-04-23 | Stanley Electric Co Ltd | Lighting fixture for vehicle |
| JP2010066625A (en) * | 2008-09-12 | 2010-03-25 | Nikon Corp | Projection unit, electronic equipment and method for adjusting position of light source |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433430A (en) * | 2020-08-18 | 2021-03-02 | 深圳市安华光电技术有限公司 | Light source module for DLP micro projector optical machine, optical machine and DLP projector |
| CN112433428A (en) * | 2020-08-18 | 2021-03-02 | 深圳市安华光电技术有限公司 | DLP projector, optical machine and LED light source device calibration method |
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Application publication date: 20120502 |