CN113900327A - Projector optical device box convenient to install - Google Patents
Projector optical device box convenient to install Download PDFInfo
- Publication number
- CN113900327A CN113900327A CN202111221820.XA CN202111221820A CN113900327A CN 113900327 A CN113900327 A CN 113900327A CN 202111221820 A CN202111221820 A CN 202111221820A CN 113900327 A CN113900327 A CN 113900327A
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- China
- Prior art keywords
- optical device
- mirror
- device box
- display screen
- light
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- 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.)
- Pending
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- 230000003287 optical effect Effects 0.000 title claims abstract description 142
- 239000011521 glass Substances 0.000 claims abstract description 40
- YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 claims description 36
- 230000017525 heat dissipation Effects 0.000 claims description 18
- 125000006850 spacer group Chemical group 0.000 claims 2
- 229920003023 plastic Polymers 0.000 abstract description 11
- 239000004033 plastic Substances 0.000 abstract description 11
- 238000009413 insulation Methods 0.000 description 21
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 238000007790 scraping Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
Images
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
- G03B21/145—Housing details, e.g. position adjustments thereof
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a projector optical device box convenient to install, and relates to the technical field of optical devices, in particular to an optical device box front shell and a radiator. This projecting apparatus optical device box easy to assemble installs trapezoidal film mirror, display screen, insulating glass, light homogenizing film mirror and light homogenizing cup respectively in the corresponding constant head tank of optical device box front shell, and the design is installed trapezoidal film mirror, display screen, insulating glass, light homogenizing film mirror and light homogenizing cup in optical device box front shell in advance, avoids installing in the ray apparatus casing between five the aforesaid, because scratch produces the plastics bits when effectively having avoided optical device directly to pack into the ray apparatus casing.
Description
Technical Field
The invention relates to the technical field of optical devices, in particular to a projector optical device box convenient to mount.
Background
The projector needs many optical devices in design, for example, a light-equalizing cup, a light-equalizing mirror, a trapezoid mirror and a display screen are needed for light path and display considerations, and heat-insulating glass is needed for shielding heat energy of a light source. The optical devices are all cut during production, and are in the shapes of thin sheets, and the corners are sharp corners. When a traditional projector optical machine is designed, a positioning groove is designed in the interior of an optical machine shell, and all optical devices are parallelly arranged in the positioning groove.
When the optical devices are inserted into the positioning grooves of the optical machine plastic shell in the existing production assembly, the plastic shell is easily scratched and plastic scraps are generated due to friction between the corners of the optical devices and the plastic shell, and the generated plastic scraps fall on the optical devices to influence the display effect of a projector after projection; the positioning groove of the plastic shell has a draft angle during the production and processing of the mould, so that the positioning groove forms a shape with a narrow inner part and a wide outer part, and all optical devices cannot be parallel to each other after being installed, thereby changing the direction during the design of the light path and finally influencing the projection effect.
Disclosure of Invention
In view of the deficiencies of the prior art, the present invention provides a projector optics box that is easy to install, which solves the problems set forth in the background art above.
In order to achieve the purpose, the invention is realized by the following technical scheme: an optical device box of a projector convenient to install comprises an optical device box front shell and a radiator, wherein an optical device box rear shell is arranged outside the optical device box front shell, a light equalizing cup is arranged at the lower end inside the optical device box rear shell, a trapezoid film mirror is arranged inside the optical device box front shell, a display screen is arranged at the lower end of the trapezoid film mirror, heat insulation glass is arranged at the lower end of the display screen, the light equalizing film mirror is arranged at the lower end of the heat insulation glass, an optical device box body is arranged outside the upper end of the light equalizing cup, a reflector is arranged inside the optical device box body, an optical device shell is arranged outside the reflector and the optical device box body, an optical cover is arranged at one end outside the optical device shell, a lens support is arranged at the upper end of the optical device shell, a lens is arranged on the inner thread of the lens support, and the radiator is positioned below the optical device shell, the LED lamp panel is fixedly mounted inside the radiator, a fan is arranged outside the front end of the radiator, a heat dissipation strip is mounted on the outer surface of the radiator, a heat dissipation strip is arranged outside the heat dissipation strip, an auxiliary plate is mounted outside the heat dissipation strip, and one end of the outer portion of the auxiliary plate is connected with a stretching isolation brush.
Optionally, the trapezoid mirror, the display screen, the heat insulating glass and the uniform light mirror are parallel to each other, and the trapezoid mirror, the display screen, the heat insulating glass and the uniform light mirror are all in a rectangular structure.
Optionally, the trapezoid mirror, the display screen, the heat insulating glass and the uniform light mirror are connected with the front shell of the optical device box in a clamping manner, and the horizontal heights of the trapezoid mirror, the display screen, the heat insulating glass and the uniform light mirror are sequentially decreased progressively.
Optionally, the optical device box front shell and the optical device box rear shell are connected in a clamping manner, and the optical device box rear shell forms a square structure.
Optionally, the inside of the light equalizing cup is of a hollow structure, and the shape of the light equalizing cup is of a trapezoid structure.
Optionally, the radiating strips are distributed equidistantly, and the radiating strips and the radiator are of an integrated structure.
Optionally, the auxiliary plate is shaped like a Chinese character 'Contraband', the inner portion of the auxiliary plate is closely attached to the extending partition brush, and the extending partition brush is in sliding connection with the heat dissipation strip.
Optionally, the fan and the heat sink are parallel to each other, and the heat sink is shaped like a Chinese character ji.
Optionally, the vertical central lines of the trapezoid mirror, the display screen, the heat insulation glass and the light-equalizing mirror are overlapped, and the light-equalizing mirror and the light-equalizing cup are parallel to each other.
The invention provides a projector optical device box convenient to install, which has the following beneficial effects:
the projector optical device box is assembled in the front shell of the optical device box and the rear shell of the optical device box in advance through the optical device, plastic scraps generated by scraping when the optical device is directly assembled into the optical machine shell are avoided, and the change of the direction of a light path caused by assembling unparallel among the optical devices is avoided, so that the display effect of the projector is ensured, the heat can be dissipated by using the heat sink in the using process of the projector, and meanwhile, the external surface of the heat sink can be cleaned in the long-time using process.
1. According to the projector optical device box convenient to mount, the trapezoid film mirror, the display screen, the heat insulation glass, the light homogenizing film mirror and the light homogenizing cup are respectively mounted in the corresponding positioning grooves of the front shell of the optical device box, the trapezoid film mirror, the display screen, the heat insulation glass, the light homogenizing film mirror and the light homogenizing cup are mounted in the front shell of the optical device box in advance, the situation that the trapezoid film mirror, the display screen, the heat insulation glass, the light homogenizing film mirror and the light homogenizing cup are mounted in the front shell of the optical device box is avoided, the situation that the trapezoid film mirror, the display screen, the heat insulation glass, the light homogenizing film mirror and the light homogenizing cup are mounted in the light machine shell is avoided, and plastic scraps caused by scraping when an optical device is directly mounted in the light machine shell are effectively avoided;
2. according to the projector optical device box convenient to mount, the trapezoid film mirror, the display screen, the heat insulation glass, the light equalizing film mirror and the light equalizing cup are respectively mounted in the corresponding positioning grooves of the front shell of the optical device box, so that the trapezoid film mirror, the display screen, the heat insulation glass, the light equalizing film mirror and the light equalizing cup are kept in a parallel state through the limiting of the positioning grooves in the front shell of the optical device box, the change of the direction of a light path caused by the fact that the optical devices are not parallel to each other in assembly is effectively avoided, and the display effect of the projector is guaranteed;
3. according to the projector optical device box convenient to mount, due to the design that the front shell of the optical device box and the rear shell of the optical device box are connected in a clamping manner, an optical device can be mounted more conveniently, after the optical device is placed without adding a plurality of tools, the position between the front shell of the optical device box and the rear shell of the optical device box is limited, and the optical device is horizontally clamped into the positioning groove in the front shell of the optical device box, so that a user can operate the optical device box conveniently and rapidly;
4. according to the projector optical device box convenient to mount, the projector optical device box is used for dissipating heat through the radiator in the using process, and meanwhile, the flow of air on the outer surface of the radiator is accelerated through the design of the fan, so that the heat dissipation efficiency of the projector optical device box can be improved;
5. this projecting apparatus optical device box easy to assemble can use the back for a certain time at the radiator, and the effect drive of accessible accessory plate stretches into and separates the slip that the brush carries out the front and back position between the heat dissipation strip to can make heat dissipation strip external surface keep clean, can blow away unnecessary dust through the effect of fan simultaneously, keep the radiating effect of radiator.
Drawings
FIG. 1 is a schematic diagram of an exploded view of an optics box according to the present invention;
FIG. 2 is a schematic cross-sectional view of an optics box according to the present invention;
FIG. 3 is an exploded view of the optical-mechanical device of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.
In the figure: 1. an optics box front housing; 2. a trapezoid phenanthrene mirror; 3. a display screen; 4. heat insulating glass; 5. a homogeneous light phenanthrene mirror; 6. an optics box back case; 7. a light homogenizing cup; 8. a light cover; 9. a lens; 10. a lens holder; 11. a mirror; 12. a light machine shell; 13. an optics box; 14. an LED lamp panel; 15. a fan; 16. a heat sink; 17. a heat dissipating strip; 18. an auxiliary plate; 19. the separating brush is extended into the brush.
Detailed Description
Referring to fig. 1 to 4, the present invention provides a technical solution: a projector optical device box convenient to mount comprises an optical device box front shell 1, a trapezoid phenanthrene mirror 2, a display screen 3, heat insulation glass 4, a light-equalizing phenanthrene mirror 5, an optical device box rear shell 6, a light-equalizing cup 7, an optical machine cover 8, a lens 9, a lens bracket 10, a reflector 11, an optical machine shell 12, an optical device box body 13, an LED lamp panel 14, a fan 15, a radiator 16, a radiating strip 17, an auxiliary plate 18 and a stretching-in isolating brush 19, wherein the optical device box rear shell 6 is arranged outside the optical device box front shell 1, the light-equalizing cup 7 is mounted at the lower end inside the optical device box rear shell 6, the light-equalizing cup 7 is hollow inside the light cup 7, the light-equalizing cup 7 is in a trapezoid structure, the trapezoid phenanthrene mirror 2 is arranged inside the optical device box front shell 1, the display screen 3 is mounted at the lower end of the trapezoid phenanthrene mirror 2, the heat insulation glass 4 is arranged at the lower end of the heat insulation glass 4, the vertical central lines of a trapezoid phenanthrene mirror 2, a display screen 3, heat insulation glass 4 and a uniform light phenanthrene mirror 5 are coincided, the uniform light phenanthrene mirror 5 and a uniform light cup 7 are parallel to each other, the trapezoid phenanthrene mirror 2, the display screen 3, the heat insulation glass 4 and the uniform light phenanthrene mirror 5 are all in a rectangular structure, the trapezoid phenanthrene mirror 2, the display screen 3, the heat insulation glass 4 and the uniform light phenanthrene mirror 5 are connected with an optical device box front shell 1 in a clamping manner, the horizontal heights of the trapezoid phenanthrene mirror 2, the display screen 3, the heat insulation glass 4 and the uniform light phenanthrene mirror 5 are sequentially reduced, an optical device box body 13 is arranged outside the upper end of the uniform light cup 7, a reflecting mirror 11 is arranged inside the optical device box body 13, an optical device shell 12 is arranged outside the reflecting mirror 11 and the optical device box body 13, and a light cover 8 is arranged at one end outside the optical device shell 12, the upper end of the optical machine shell 12 is provided with a lens support 10, a lens 9 is installed on the lens support 10 through threads, the radiator 16 is located below the optical machine shell 12, the LED lamp panel 14 is fixedly installed inside the radiator 16, the fan 15 is arranged outside the front end of the radiator 16, the radiating strip 17 is installed on the outer surface of the radiator 16, the radiating strip 17 is arranged outside the radiating strip 17, and the auxiliary plate 18 is installed outside the radiating strip 17.
As shown in fig. 1 and fig. 3, the ladder-shaped mirror 2, the display screen 3, the heat insulating glass 4, the light equalizing mirror 5 and the light equalizing cup 7 are respectively installed in corresponding positioning grooves of the front case 1 of the optical device box, the ladder-shaped mirror 2, the display screen 3, the heat insulating glass 4, the light equalizing mirror 5 and the light equalizing cup 7 are designed to be installed in the front case 1 of the optical device box in advance, so as to avoid the installation of the five in the optical device box 12, effectively avoid plastic scraps generated by scraping when the optical device is directly installed in the optical device box 12, and the ladder-shaped mirror 2, the display screen 3, the heat insulating glass 4, the light equalizing mirror 5 and the light equalizing cup 7 are respectively installed in corresponding positioning grooves of the front case 1 of the optical device box so that the five are limited by the positioning grooves inside the front case 1 of the optical device box, and the ladder-shaped mirror 2, the display screen 3, the heat insulating glass 4, the light equalizing mirror 5 and the light equalizing cup 7 are kept in a parallel state, the change of the direction of the light path caused by the unparallel assembling among the optical devices is effectively avoided, and the display effect of the projector is ensured.
As shown in fig. 3, the optical device case front case 1 and the optical device case rear case 6 are in snap-fit connection, and the optical device case rear case 6 forms a structure shaped like a Chinese character 'kou';
the design that shell 1 and 6 block of optical device box backshell are connected before the optical device box can be more convenient when installing optical device, need not to add many instruments and places the end after to optical device, carries on spacingly between shell 1 and the optical device box backshell 6 before the optical device box, and the equal horizontal card of optical device goes into to the optical device box in the constant head tank of shell 1 inside before, and convenient to use person takes the hand to operate fast.
As shown in fig. 3 and 4, the heat dissipation strips 17 are distributed equidistantly, the heat dissipation strips 17 and the heat sink 16 are integrated, the auxiliary plate 18 is shaped like a Chinese character 'Contraband', the auxiliary plate 18 is closely attached to the brush 19 and slidably connected to the heat dissipation strips 17, the fan 15 is parallel to the heat sink 16, and the heat sink 16 is shaped like a Chinese character 'ji';
the projector optical device box radiates heat through the radiator 16 in the using process, and meanwhile, the flow of air on the outer surface of the radiator 16 is accelerated through the design of the fan 15, so that the radiating efficiency of the projector optical device box can be improved, after the radiator 16 is used for a certain time, the auxiliary plate 18 can drive the partition brush 19 to slide in the front and back positions between the radiating strips 17, the outer surface of the radiating strips 17 can be kept clean, meanwhile, redundant dust can be blown away through the fan 15, and the radiating effect of the radiator 16 is kept.
In conclusion, when the projector optical device box convenient to install is used, the trapezoid film mirror 2, the display screen 3, the heat insulation glass 4, the light equalizing film mirror 5 and the light equalizing cup 7 are respectively installed in the corresponding positioning grooves of the front shell 1 of the optical device box, then the rear shell 6 of the optical device box is buckled on the front shell 1 of the optical device box to form the optical device box body 13, the trapezoid film mirror 2, the display screen 3, the heat insulation glass 4, the light equalizing film mirror 5 and the light equalizing cup 7 are installed in the front shell 1 of the optical device box through the design in advance, the installation of the trapezoid film mirror 2, the display screen 3, the heat insulation glass 4, the light equalizing film mirror 5 and the light equalizing cup 7 in the optical device box body 12 is avoided, plastic scraps caused by scraping when the optical device is directly installed in the optical device box body 12 are effectively avoided, and then the limit of the trapezoid film mirror 2, the display screen 3, the heat insulation glass 4, the light equalizing film mirror 5 and the light equalizing cup 7 are respectively installed in the corresponding positioning grooves of the front shell 1 of the optical device box body 1 can enable the five to pass through the positioning grooves inside the optical device box body 1, the trapezoidal film mirror 2, the display screen 3, the heat insulation glass 4, the light equalizing film mirror 5 and the light equalizing cup 7 are kept in a parallel state, the change of the direction of a light path caused by the unparallel assembly of optical devices is effectively avoided, the display effect of a projector is ensured, when the optical device is assembled, the assembled optical device box body 13 and the reflector 11 are firstly arranged in the optical device shell 12, the optical device cover 8 is covered, the lens bracket 10 is arranged on the optical device shell 12, the lens 9 is screwed into the thread of the lens bracket 10, the LED lamp panel 14 is firstly fixed on the radiator 16 and then arranged below the optical device shell 12, the fan 15 is arranged in front of the radiator 16, finally, the projector optical device box radiates heat through the radiator 16 in the using process, and meanwhile, the air flow on the outer surface of the radiator 16 is accelerated through the design of the fan 15, therefore, the heat dissipation efficiency of the optical device box of the projector can be improved, after the heat sink 16 is used for a certain time, the auxiliary plate 18 can drive the separating brush 19 to slide back and forth between the heat dissipation strips 17, so that the outer surface of the heat dissipation strips 17 can be kept clean, and meanwhile, redundant dust can be blown away through the action of the fan 15.
Claims (9)
1. The projector optical device box convenient to mount is characterized by comprising an optical device box front shell (1) and a radiator (16), wherein an optical device box rear shell (6) is arranged outside the optical device box front shell (1), a light equalizing cup (7) is mounted at the lower end inside the optical device box rear shell (6), a trapezoid phenanthrene mirror (2) is arranged inside the optical device box front shell (1), a display screen (3) is mounted at the lower end of the trapezoid phenanthrene mirror (2), heat insulating glass (4) is arranged at the lower end of the display screen (3), a light equalizing phenanthrene mirror (5) is mounted at the lower end of the heat insulating glass (4), an optical device box body (13) is arranged outside the upper end of the light equalizing cup (7), a reflecting mirror (11) is mounted inside the optical device box body (13), and an optical device shell (12) is arranged outside the reflecting mirror (11) and the optical device box body (13), and ray apparatus casing (12) outside one end is installed and is had ray apparatus cover (8), the upper end of ray apparatus casing (12) is provided with lens holder (10), and the internal thread of lens holder (10) installs camera lens (9), radiator (16) are located the below of ray apparatus casing (12), the inside fixed mounting of radiator (16) has LED lamp plate (14), radiator (16) front end outside is provided with fan (15), the outside surface mounting of radiator (16) has heat dissipation strip (17), and the outside of heat dissipation strip (17) is provided with heat dissipation strip (17), the externally mounted of heat dissipation strip (17) has accessory plate (18), the outside one end of accessory plate (18) is connected with and stretches into at a distance from brush (19).
2. An easy-to-mount projector optical device case as claimed in claim 1, wherein the trapezoid mirror (2), the display screen (3), the heat-insulating glass (4) and the uniform light mirror (5) are parallel to each other, and the trapezoid mirror (2), the display screen (3), the heat-insulating glass (4) and the uniform light mirror (5) are all rectangular structures.
3. The projector optical device box convenient to mount according to claim 1, wherein the trapezoid mirror (2), the display screen (3), the heat insulating glass (4) and the uniform light mirror (5) are connected with the optical device box front shell (1) in a clamping manner, and the horizontal heights of the trapezoid mirror (2), the display screen (3), the heat insulating glass (4) and the uniform light mirror (5) are gradually reduced.
4. An easy-to-mount projector optics box as claimed in claim 1, characterised in that the optics box front shell (1) and optics box back shell (6) are snap-fit connected and the optics box back shell (6) forms a "square" shaped structure.
5. An easy-to-mount projector optics box as claimed in claim 1, characterised in that the interior of the light homogenizing cup (7) is of hollow structure and the light homogenizing cup (7) is of trapezoidal structure in shape.
6. An easy-to-mount projector optics box as claimed in claim 1, characterised in that the heat-dissipating strips (17) are all equidistantly distributed, and the heat-dissipating strips (17) and the heat sink (16) are of an integrated structure.
7. An easy-to-mount projector optics box as claimed in claim 1, characterised in that the auxiliary plate (18) is shaped like an "Contraband", and the inside of the auxiliary plate (18) is closely fitted with the protruding spacer brush (19), and the protruding spacer brush (19) is slidably connected with the heat sink strip (17).
8. A readily mountable projector optics box according to claim 1 where the fan (15) and heat sink (16) are parallel to each other and the heat sink (16) is shaped as a "herringbone" structure.
9. An easy-to-mount projector optics box as claimed in claim 1, characterised in that the vertical centre lines of the trapezoid mirror (2), the display screen (3), the insulating glass (4) and the homogeneous mirror (5) coincide, and the homogeneous mirror (5) and the homogeneous cup (7) are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111221820.XA CN113900327A (en) | 2021-10-20 | 2021-10-20 | Projector optical device box convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111221820.XA CN113900327A (en) | 2021-10-20 | 2021-10-20 | Projector optical device box convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113900327A true CN113900327A (en) | 2022-01-07 |
Family
ID=79192945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111221820.XA Pending CN113900327A (en) | 2021-10-20 | 2021-10-20 | Projector optical device box convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113900327A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001083631A (en) * | 1999-09-14 | 2001-03-30 | Noritsu Koki Co Ltd | Cleaning mechanism of heat sink for photographic processing device |
| JP2008083500A (en) * | 2006-09-28 | 2008-04-10 | Seiko Epson Corp | Method of maintaining cooling function for electronic equipment, cooling mechanism and projector |
| CN208126090U (en) * | 2018-04-03 | 2018-11-20 | 深圳市光谷基业科技有限公司 | A kind of projection light machine inner radiation device |
| CN208984935U (en) * | 2018-12-06 | 2019-06-14 | 深圳市联吉星科技有限公司 | Ray machine projects module mounting structure |
| CN110989275A (en) * | 2020-01-06 | 2020-04-10 | 深圳市创能达电子科技有限公司 | Simple installation single LCD projector with dustproof structure |
| CN211348965U (en) * | 2020-01-22 | 2020-08-25 | 深圳市九十九度光电技术有限公司 | LCD projection device |
| CN112731746A (en) * | 2021-01-22 | 2021-04-30 | 深圳市聚富康电子有限公司 | Desktop projector |
| CN112987466A (en) * | 2021-04-07 | 2021-06-18 | 羽力可科技(深圳)有限公司 | Novel optical imaging internal circulation heat dissipation single-chip LCD projector |
-
2021
- 2021-10-20 CN CN202111221820.XA patent/CN113900327A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001083631A (en) * | 1999-09-14 | 2001-03-30 | Noritsu Koki Co Ltd | Cleaning mechanism of heat sink for photographic processing device |
| JP2008083500A (en) * | 2006-09-28 | 2008-04-10 | Seiko Epson Corp | Method of maintaining cooling function for electronic equipment, cooling mechanism and projector |
| CN208126090U (en) * | 2018-04-03 | 2018-11-20 | 深圳市光谷基业科技有限公司 | A kind of projection light machine inner radiation device |
| CN208984935U (en) * | 2018-12-06 | 2019-06-14 | 深圳市联吉星科技有限公司 | Ray machine projects module mounting structure |
| CN110989275A (en) * | 2020-01-06 | 2020-04-10 | 深圳市创能达电子科技有限公司 | Simple installation single LCD projector with dustproof structure |
| CN211348965U (en) * | 2020-01-22 | 2020-08-25 | 深圳市九十九度光电技术有限公司 | LCD projection device |
| CN112731746A (en) * | 2021-01-22 | 2021-04-30 | 深圳市聚富康电子有限公司 | Desktop projector |
| CN112987466A (en) * | 2021-04-07 | 2021-06-18 | 羽力可科技(深圳)有限公司 | Novel optical imaging internal circulation heat dissipation single-chip LCD projector |
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Application publication date: 20220107 |