CN103091959A - Light guiding module and projection device provided with light guiding module - Google Patents
Light guiding module and projection device provided with light guiding module Download PDFInfo
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- CN103091959A CN103091959A CN2013100008174A CN201310000817A CN103091959A CN 103091959 A CN103091959 A CN 103091959A CN 2013100008174 A CN2013100008174 A CN 2013100008174A CN 201310000817 A CN201310000817 A CN 201310000817A CN 103091959 A CN103091959 A CN 103091959A
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- module
- light pipe
- intermediate plate
- light
- leaded light
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention provides a light guiding module and a projection device provided with the light guiding module. The light guiding module comprises a light pipe module and a hook, wherein the light pipe module comprises a light pipe and a protection shell, the light pipe is used for guiding light inside the projection device, the protection shell is sleeved outside the light pipe, the hook is arranged on the protection shell and is provided with a first end and a second end, the first end is fixed on the protection shell, and the first end is wider than the second end. When the light pipe module is placed on a platform provided with a first groove, the second end of the hook is placed in the first groove in a movable mode. Due to the fact that the hook is designed to be with a gradually changing width, purposes of small friction force and low light pipe module adjusting difficulty are achieved.
Description
Technical field
The present invention relates to a kind of leaded light module and have the projection arrangement of this leaded light module, relate in particular to a kind of leaded light module of the hook with gradual change width and have the projection arrangement of this leaded light module.
Background technology
Projection arrangement is one of the most popular subitem in present opto-electronics, its technology is broadly divided into cathode-ray tube (CRT) (CRT), digital light processing device (Digital Light Processing, DLP), reflection type liquid crystal and penetration liquid crystal etc.Wherein, the projection of digital light processing device and reflection type liquid crystal formation all can use the leaded light module with the brightness uniformity of light.
As shown in Figure 1, with digital light processing device (DLP) 1, the light beam of light source 11 emissions, first after the colour wheel 13 through ultraviolet/ruddiness cut-off filter 12 (UV/IR Cut Filter) and light splitting, pass again light pipe (LightTunnel) 14 and relay lens 15, just be incident in catoptron 16.And catoptron 16 with the folded light beam oblique incidence to digital micro-mirror chip 17 (Digital Micro-mirror Device, DMD), image after treatment enters projection lens 18, with projection imaging on screen 19.
In addition, projection digital micro-mirror chip 17 has control circuit 171, and the redness that can represent according to vision signal, blueness, and green GTG output are controlled the angle of inclination of each digital micro-mirror chip 17 to produce grey-tone image.
Yet light pipe 14, relay lens 15, catoptron 16, digital micro-mirror chip 17, control circuit 171, projection lens 18 are installed among housing 2 with screen 19, therefore, if must pull down replacing from housing 2 when light pipe 14 damages to some extent.In addition, because within light pipe 14 is installed in housing 2, so the position of light pipe 14 in housing 2 is not easy to change, make light pipe 14 and housing 2 be not easy assembling and adjust when assembling, affect the uniformity coefficient of the interior light of shell.Moreover the heat that produces during light pipe 14 running leaves from housing 2 except being not easy, and also can't directly add heat abstractor to improve the heat radiation situation.
Therefore, provide a kind of light pipe module, can fix and adjust the position of light pipe module, and then make the assembling of light pipe module and adjustment be more prone to, just one of current important topic.
Summary of the invention
For addressing the above problem, the present invention proposes a kind of leaded light module and has the projection arrangement of this leaded light module, by hook being designed to have the width of gradual change, reaches the purpose than less friction, reduction light pipe module adjustment difficulty.
For achieving the above object, the present invention proposes a kind of leaded light module, is used for projection arrangement, this leaded light module comprises: light pipe module and hook, this light pipe module comprises light pipe and containment vessel, and this light pipe is used for the light of this projection arrangement of guiding inside, and this containment vessel is sheathed on the outside of this light pipe; This hook is arranged on this containment vessel, and this hook has first end and the second end, and this first end is fixed on this containment vessel, and the width of this first end is greater than the width of this second end; Wherein, when this light pipe module was positioned over the platform with first groove, this of this hook the second end was arranged in this first groove movably.
As optional technical scheme, this leaded light module also includes catch, and this light pipe module has the first opening along the optical axis direction of this light pipe, and this catch is arranged at this first opening part, and this catch is used for preventing that this light pipe module from moving along this optical axis direction.
As optional technical scheme; this leaded light module includes the first regulating device; this first regulating device is used for regulating the position of this light pipe module, and the face of this containment vessel and this contact with platform is the first side, and this platform has the second groove; this first regulating device is passed this second groove butt this first side; wherein, when regulating this first regulating device, this of this hook the second end moves in this first groove; move thereby drive this light pipe module, regulate the position of this light pipe module.
As optional technical scheme, this leaded light module includes the second regulating device, and this containment vessel has the second side, and this second side and this first side are adjacent, and this second regulating device is arranged at this second lateral ends, is used for regulating the position of this light pipe module.
As optional technical scheme, this platform relatively this second side has teat, and this teat place is provided with the 3rd groove, and this second regulating device is passed the 3rd groove butt this second side, thereby regulates the position of this light pipe module.
As optional technical scheme, this first regulating device and this second regulating device are adjusting screw.
As optional technical scheme, this leaded light module also includes intermediate plate, and this intermediate plate is arranged on this containment vessel, and this intermediate plate is fixed in this light pipe module on this platform.
As optional technical scheme; this intermediate plate comprises the first intermediate plate and the second intermediate plate; this first intermediate plate and this second intermediate plate interconnect; this containment vessel has the 3rd side and the 4th side; the 4th side is adjacent to this first side; the 3rd side and this first side are oppositely arranged, and this first intermediate plate is fixed on the 4th side, and this second intermediate plate is fixed on the 3rd side.
As optional technical scheme, this first intermediate plate has opening, and this platform this opening part relatively has projection, and this opening and this projection cooperatively interact, and this first intermediate plate is fixed on this platform.
The present invention proposes again a kind of projection arrangement, comprises leaded light module as above.
Compared with prior art, hook of the present invention has the different first end of width and the second end, and the width of the second mobile end less than the width of first end, can reduce the friction force of the second end and the first groove when guaranteeing support strength in the first groove of platform, reduces adjustment difficulty.
Description of drawings
Fig. 1 is prior art projection arrangement structural representation.
Fig. 2 is leaded light module the first visual angle structural representation of the present invention.
Fig. 3 is leaded light module the second visual angle structural representation of the present invention.
Fig. 4 is leaded light module the 3rd visual angle structural representation of the present invention.
Fig. 5 is A-A cross-sectional view in Fig. 4.
Fig. 6 is light pipe modular structure schematic diagram of the present invention.
Fig. 7 is the structural representation that the present invention links up with.
Embodiment
For making, purpose of the present invention, structure, feature and function thereof there are further understanding, hereby coordinate embodiment to be described in detail as follows.
Fig. 2 is leaded light module the first visual angle structural representation of the present invention.Fig. 4 is leaded light module the 3rd visual angle structural representation of the present invention.Fig. 5 is A-A cross-sectional view in Fig. 4.As shown in Figure 2, leaded light module of the present invention comprises: light pipe module and link up with 221, and this light pipe module such as Fig. 6, shown in Figure 7, Fig. 6 are light pipe modular structure schematic diagram of the present invention, Fig. 7 is the structural representation that the present invention links up with.This light pipe module comprises light pipe 21 and containment vessel 22, and this light pipe 21 is used for the light of this projection arrangement of guiding inside, and this containment vessel 22 is sheathed on the outside of this light pipe 21; In conjunction with Fig. 2, Fig. 4, Fig. 5, this hook 221 is arranged on this containment vessel 22, and this hook 221 has first end 2211 and the second end 2212, and this first end 2211 is fixed on this containment vessel 22, and the width of this first end 2211 is greater than the width of this second end 2212; Wherein, when this light pipe module was positioned over the platform 23 with first groove 231, this second end 2212 of this hook 221 was arranged in this first groove 231 movably.
As shown in Figure 2, this leaded light module also includes catch 26, and this light pipe module is along the optical axis direction of this light pipe 21, and namely directions X has the first opening 226, this catch 26 is arranged at this first opening 226 places, and this catch 26 is used for preventing that this light pipe module from moving along directions X.
As Fig. 2, Fig. 3, Fig. 4, shown in Figure 5; the face that this containment vessel 22 contacts with this platform 23 is the first side 225; this containment vessel 22 has the second side 224; the 3rd side 222, the 4th side 223; this second side 224 is adjacent with this first side 225; the 3rd side 222 is oppositely arranged with this first side 225, and the 4th side 223 is oppositely arranged with this second side 224.This platform has the second groove 232, and this first regulating device 242 is passed this second groove 232 butts this first sides 225, thereby regulates the position of this light pipe module Z direction.When regulating this first regulating device 242, this second end 2212 of this hook 221 moves along the Z direction thereby drive this light pipe module in the interior movement of this first groove 231.As shown in Figure 3, this leaded light module includes the second regulating device 241, and this second regulating device 241 is arranged at this second side 224 ends, is used for regulating the position of this light pipe module Y-direction.As better embodiment, relative this second side 224 of this platform 23 has teat 234, this teat 234 places are provided with the 3rd groove 2341, and this second regulating device 241 is passed the 3rd groove 2341 butts this second side 224, thereby regulates the position of this light pipe module Y-direction.When regulating this first regulating device 242 and this second regulating device 241, hook 221 can be done small movement along Z direction, Y-direction respectively in the first groove 231, thereby regulates the position of light pipe module, makes the equalizing light rays of projection arrangement inside.The width of the second end 2212 of hook 221 of the present invention is less than the width of first end 2211, wider width because of first end 2211, can guarantee the support strength of 23 pairs of light pipe modules of platform, narrower because of the second end 2212 again, can make the second end 2212 can be in the first interior easy movement of groove 231, reduce friction force, improve and adjust flexibility ratio.First end 2211 to second ends 2212 of hook 221 can be the form of width gradual change, but not as limit.This first regulating device 242 and this second regulating device 241 can be adjusting screw, but not as limit.Containment vessel 22 of the present invention can be metal material, for example iron.
As shown in Figure 2, this leaded light module also includes intermediate plate, and this intermediate plate comprises the first intermediate plate 252 and the second intermediate plate 251, and this first intermediate plate 252 interconnects with this second intermediate plate 251, this first intermediate plate 252 is fixed on the 4th side 223, and this second intermediate plate 251 is fixed on the 3rd side 222.This first intermediate plate 252 has opening 2521, and relative this opening part of this platform 23 has projection 233, and this opening 2521 cooperatively interacts with this projection 233, and this first intermediate plate 252 is fixed on this platform 23.As shown in Figure 3, this second intermediate plate 251 may extend to teat 234, and is attached on this teat 234, to fix this first intermediate plate 251.This first intermediate plate 252 and the first intermediate plate 251 are flexure strip.
The present invention more proposes a kind of projection arrangement, comprises leaded light module as above.
Hook of the present invention has the width of gradual change, can in the friction force that guarantees to reduce when platform is to light pipe module support ability between hook and platform, reach the purpose that reduces adjustment difficulty.
The present invention is described by above-mentioned related embodiment, yet above-described embodiment is only for implementing example of the present invention.Must be pointed out that, the embodiment that has disclosed does not limit the scope of the invention.On the contrary, the change of doing without departing from the spirit and scope of the present invention and retouching all belong to scope of patent protection of the present invention.
Claims (10)
1. a leaded light module, be used for projection arrangement, it is characterized in that this leaded light module comprises:
The light pipe module, this light pipe module comprises light pipe and containment vessel, and this light pipe is used for the light of this projection arrangement of guiding inside, and this containment vessel is sheathed on the outside of this light pipe; And
Hook, this hook is arranged on this containment vessel, and this hook has first end and the second end, and this first end is fixed on this containment vessel, and the width of this first end is greater than the width of this second end;
Wherein, when this light pipe module was positioned over the platform with first groove, this of this hook the second end was arranged in this first groove movably.
2. leaded light module as claimed in claim 1, it is characterized in that: this leaded light module also includes catch, this light pipe module has the first opening along the optical axis direction of this light pipe, and this catch is arranged at this first opening part, and this catch is used for preventing that this light pipe module from moving along this optical axis direction.
3. leaded light module as claimed in claim 1; it is characterized in that: this leaded light module includes the first regulating device; this first regulating device is used for regulating the position of this light pipe module; the face of this containment vessel and this contact with platform is the first side; this platform has the second groove; this first regulating device is passed this second groove butt this first side; wherein; when regulating this first regulating device; this of this hook the second end moves in this first groove; move thereby drive this light pipe module, regulate the position of this light pipe module.
4. leaded light module as claimed in claim 3; it is characterized in that: this leaded light module includes the second regulating device, and this containment vessel has the second side, and this second side and this first side are adjacent; this second regulating device is arranged at this second lateral ends, is used for regulating the position of this light pipe module.
5. leaded light module as claimed in claim 4, it is characterized in that: this platform has teat in this second side relatively, this teat place is provided with the 3rd groove, and this second regulating device is passed the 3rd groove butt this second side, thereby regulates the position of this light pipe module.
6. leaded light module as claimed in claim 4, it is characterized in that: this first regulating device and this second regulating device are adjusting screw.
7. leaded light module as claimed in claim 3, it is characterized in that: this leaded light module also includes intermediate plate, and this intermediate plate is arranged on this containment vessel, and this intermediate plate is fixed in this light pipe module on this platform.
8. leaded light module as claimed in claim 7; it is characterized in that: this intermediate plate comprises the first intermediate plate and the second intermediate plate; this first intermediate plate and this second intermediate plate interconnect; this containment vessel has the 3rd side and the 4th side; the 4th side is adjacent to this first side; the 3rd side and this first side are oppositely arranged, and this first intermediate plate is fixed on the 4th side, and this second intermediate plate is fixed on the 3rd side.
9. leaded light module as claimed in claim 8, it is characterized in that: this first intermediate plate has opening, and this platform this opening part relatively has projection, and this opening and this projection cooperatively interact, and this first intermediate plate is fixed on this platform.
10. a projection arrangement, is characterized in that comprising leaded light module as described in any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310000817.4A CN103091959B (en) | 2013-01-04 | 2013-01-04 | Light guiding module and projection device provided with light guiding module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310000817.4A CN103091959B (en) | 2013-01-04 | 2013-01-04 | Light guiding module and projection device provided with light guiding module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103091959A true CN103091959A (en) | 2013-05-08 |
| CN103091959B CN103091959B (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310000817.4A Active CN103091959B (en) | 2013-01-04 | 2013-01-04 | Light guiding module and projection device provided with light guiding module |
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| Country | Link |
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| CN (1) | CN103091959B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914543A (en) * | 2014-03-11 | 2015-09-16 | 中强光电股份有限公司 | Optical element fixing apparatus and projection device using same |
| CN106773475A (en) * | 2016-12-30 | 2017-05-31 | 苏州佳世达电通有限公司 | Projector light pipe fixing device and projector |
| CN106773474A (en) * | 2016-12-30 | 2017-05-31 | 苏州佳世达电通有限公司 | Projector light pipe fixing device and projector |
| CN106773473A (en) * | 2016-12-30 | 2017-05-31 | 苏州佳世达电通有限公司 | Projector light pipe fixing device and projector |
| CN106773484A (en) * | 2016-12-28 | 2017-05-31 | 广东威创视讯科技股份有限公司 | A kind of projector of energy quick regulation and alignment DMD hot spots |
Citations (4)
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| TWI236569B (en) * | 2004-09-24 | 2005-07-21 | Benq Corp | Light pipe module |
| JP2009031324A (en) * | 2007-07-24 | 2009-02-12 | Casio Comput Co Ltd | Light guiding rod holding member and light guiding unit, and projector |
| CN102121674A (en) * | 2010-12-01 | 2011-07-13 | 苏州佳世达光电有限公司 | Light guide pipe module and projector with same |
| JP2012068277A (en) * | 2010-09-21 | 2012-04-05 | Panasonic Corp | Positioning method of rod integrator |
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2013
- 2013-01-04 CN CN201310000817.4A patent/CN103091959B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI236569B (en) * | 2004-09-24 | 2005-07-21 | Benq Corp | Light pipe module |
| JP2009031324A (en) * | 2007-07-24 | 2009-02-12 | Casio Comput Co Ltd | Light guiding rod holding member and light guiding unit, and projector |
| JP2012068277A (en) * | 2010-09-21 | 2012-04-05 | Panasonic Corp | Positioning method of rod integrator |
| CN102121674A (en) * | 2010-12-01 | 2011-07-13 | 苏州佳世达光电有限公司 | Light guide pipe module and projector with same |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914543A (en) * | 2014-03-11 | 2015-09-16 | 中强光电股份有限公司 | Optical element fixing apparatus and projection device using same |
| CN106773484A (en) * | 2016-12-28 | 2017-05-31 | 广东威创视讯科技股份有限公司 | A kind of projector of energy quick regulation and alignment DMD hot spots |
| CN106773475A (en) * | 2016-12-30 | 2017-05-31 | 苏州佳世达电通有限公司 | Projector light pipe fixing device and projector |
| CN106773474A (en) * | 2016-12-30 | 2017-05-31 | 苏州佳世达电通有限公司 | Projector light pipe fixing device and projector |
| CN106773473A (en) * | 2016-12-30 | 2017-05-31 | 苏州佳世达电通有限公司 | Projector light pipe fixing device and projector |
| TWI651579B (en) * | 2016-12-30 | 2019-02-21 | 佳世達科技股份有限公司 | Projector and its optical fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103091959B (en) | 2015-06-10 |
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