CN111580333A - Method for preventing projector projection port from being overhigh in temperature - Google Patents
Method for preventing projector projection port from being overhigh in temperature Download PDFInfo
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- CN111580333A CN111580333A CN202010625977.8A CN202010625977A CN111580333A CN 111580333 A CN111580333 A CN 111580333A CN 202010625977 A CN202010625977 A CN 202010625977A CN 111580333 A CN111580333 A CN 111580333A
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- 238000000034 method Methods 0.000 title claims description 11
- 238000001125 extrusion Methods 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 7
- 125000006850 spacer group Chemical group 0.000 description 5
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 3
- 150000002978 peroxides Chemical class 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000019605 sweet taste sensations Nutrition 0.000 description 1
Images
Classifications
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2073—Polarisers in the lamp house
-
- 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
- G03B21/54—Accessories
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Projection Apparatus (AREA)
Abstract
The invention provides equipment with an overhigh temperature at a projection port of a projector, and relates to the technical field of projectors. The gasbag receives the thrust compression of slide, and the gasbag is deflated, discharges to the surface of polaroid through the heat absorption pipe, cools down the polaroid, has reached the polaroid can be timely dispel the heat to the polaroid when the temperature rise to the longer effect of life of guarantee polaroid, and the angle of regulation projecting apparatus that can be more convenient need not make the projecting apparatus keep different angles with the help of other appurtenance.
Description
Technical Field
The invention relates to the technical field of projectors, in particular to a method for preventing the temperature of a projection port of a projector from being too high.
Background
The projector is also called a projector, is a device capable of projecting images or videos onto a curtain, can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV and the like through different interfaces to play corresponding video signals, is widely applied, can be contacted with the projector in all aspects of our life, can better meet some requirements of our daily life, and plays a very great role in our work.
However, the polarizer of the projector is relatively easy to be damaged, the projector controls the light wave absorbed by the polarizer by controlling the deflection of the liquid crystal screen during projection, the more the light wave absorbed by the polarizer is, the higher the temperature of the polarizer itself is, and the faster the service life of the polarizer is reduced when the projector operates under a high temperature condition for a long time.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides an apparatus and method for preventing the temperature of the projection port of a projector from being too high, which is achieved by the following specific technical means:
the equipment for preventing the temperature of the projection port of the projector from being too high comprises a first shell, wherein four corners of the lower surface of the first shell are fixedly connected with supports, the outer surface of the support in the front of the lower surface of the first shell is rotatably connected with a base, the inner side of the base is rotatably connected with a connecting column, the lower surface of the base is fixedly connected with a bottom plate, the rear side of the upper surface of the bottom plate is fixedly connected with a limiting plate, the rear surface of the connecting column is connected with an elastic supporting rod in a penetrating and sliding manner, the other end of the elastic supporting rod is rotatably connected with the support in the rear of the lower surface of the first shell, the right side of the limiting plate is provided with a sliding;
the heat-absorbing device comprises a first shell, a second shell, an expansion shell, a connecting plate, a supporting spring, a second connecting rod, a sliding rail, a sliding block, a connecting rod, a first connecting rod, a sliding plate, a heat-absorbing pipe and a heat-absorbing pipe, wherein the second shell is fixedly connected with the inside of the first shell, the expansion shell is fixedly connected with the inside left side of the second shell in an up-and-down symmetrical mode, the expansion shell faces to one side of the outside of the second shell, the connecting plate is fixedly connected with the lower surface of the expansion shell, the supporting spring is fixedly connected with the lower surface of the connecting plate, the second connecting rod is fixedly connected with the right side of the supporting spring, the sliding rail is fixedly connected with the middle position of the inside of the second shell, the sliding block is slidably connected with the
Preferably, the right end of the first connecting rod is elastically connected with the left side of the sliding plate through a connecting spring, and the left side and the right side of the connecting spring are fixedly connected with the middle positions of the right side of the first connecting rod and the left side of the sliding plate respectively.
Preferably, the number of the supporting springs is two, and the supporting springs are symmetrically positioned on the lower surface of the connecting plate.
Preferably, the other end of the second connecting rod is rotatably connected with the sliding block, and the second connecting rod is far away from the sliding rail.
Preferably, the filler in the expansion shell is diethyl ether which is a colorless transparent liquid, has special pungent smell, is sweet and extremely volatile, has steam heavier than air, can be oxidized into peroxide, aldehyde and acetic acid under the action of air, and can promote the oxidation of the peroxide, aldehyde and acetic acid under the action of light.
Preferably, the connecting spring and the supporting spring are in a powerless state in a normal state, the connecting spring has no elasticity for the sliding plate, and the supporting spring has no elasticity for the connecting plate.
A method for preventing the temperature of a projection port of a projector from being too high comprises the following steps:
s1; firstly, the projection angle of the projector is adjusted by sliding the limiting pin in the sliding groove, and the limiting pin is firmly fixed in the sliding groove after the adjustment is finished, so that the projector keeps a fixed angle;
s2; then the projector starts to work, and when the projector works normally, the temperature of the polarizer gradually rises along with the increase of the work of the projector;
s3; when the temperature of the polaroid rises, the heat-conducting fins around the polaroid conduct the temperature of the polaroid into the expansion shell, and the filling agent in the expansion shell gradually expands along with the rise of the temperature;
s4; when the expansion shell expands, extrusion force is generated on the connecting plate, the connecting plate slides downwards under the extrusion force, the supporting spring is compressed under the force, and meanwhile, the thrust of the connecting plate pushes the sliding block to slide rightwards in the sliding rail through the second connecting rod;
s5; when the sliding block slides rightwards in the sliding rail, the connecting rod on the sliding block pushes the sliding plate to slide rightwards through the first connecting rod, the air bag is compressed by the thrust of the sliding plate, the air bag is deflated and is discharged to the outer surface of the polaroid through the heat absorption pipe, and the polaroid is cooled;
s6; when the temperature of the polaroid is reduced, the filler in the expansion shell is not heated continuously, the expansion shell shrinks, and meanwhile, the connecting plate is pushed upwards under the action of the elastic force of the supporting spring, at the moment, the air bag is converted into a pulling force by the pushing force of the sliding plate, and the air bag is stretched and restored to the original shape;
s7; after the temperature of the polarizer itself rises again, the steps of S2-S6 are repeated.
Advantageous effects
Compared with the prior art, the invention provides equipment and a method for preventing the temperature of a projection port of a projector from being overhigh, and the equipment and the method have the following beneficial effects:
1. this prevent too high equipment of projecting port temperature of projecting apparatus and method thereof, absorb the heat that the polaroid produced through the heat absorption pipe, make the inflation shell inflation produce the extrusion force, then the connecting rod on the slider promotes the slide through first connecting rod and slides right, the gasbag receives the thrust compression of slide, the gasbag gassing, discharge to the surface of polaroid through the heat absorption pipe, cool down the polaroid, reached the polaroid can be timely dispel the heat to the polaroid when the temperature rises, with the longer effect of life of guarantee polaroid.
2. This prevent too high equipment of projecting apparatus projection mouth temperature and method thereof slides in the spout through the spacer pin, adjusts the projection angle of projecting apparatus, finishes the adjustment after with the spacer pin at the spout internal fixation firm, makes the projecting apparatus keep fixed angle, the angle of regulation projecting apparatus that can be more convenient, need not make the projecting apparatus keep different angles with the help of other appurtenance.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural view of the elastic support rod of the present invention;
FIG. 3 is a front cross-sectional view of the present invention;
FIG. 4 is an enlarged view of a portion of the slider structure of the present invention;
FIG. 5 is a partial enlarged view of the slide rail structure according to the present invention;
FIG. 6 is an enlarged view of portion A of FIG. 1;
fig. 7 is an enlarged view of a portion B in fig. 3.
In the figure: 1. a first housing; 2. a limiting plate; 3. connecting columns; 5. a base; 6. a support; 7. a base plate; 8. an elastic support bar; 9. expanding the shell; 10. a second housing; 11. a heat conductive sheet; 12. an air bag; 13. a heat absorbing tube; 14. a connecting rod; 15. a first link; 16. a connecting spring; 17. a slide plate; 18. a slider; 19. a slide rail; 20. a second link; 21. a support spring; 22. a connecting plate; 23. a chute; 24. and a limiting pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1-7, an apparatus for preventing the temperature of the projector projection opening from being too high, comprising a first casing 1, wherein four corners of the lower surface of the first casing 1 are fixedly connected with a support 6, the outer surface of the support 6 at the front side of the lower surface of the first casing 1 is rotatably connected with a base 5, the inner side of the base 5 is rotatably connected with a connecting column 3, the lower surface of the base 5 is fixedly connected with a bottom plate 7, the upper surface rear side of the bottom plate 7 is fixedly connected with a limiting plate 2, the rear surface of the connecting column 3 is connected with an elastic support rod 8 in a penetrating and sliding manner, and the other end of the elastic support rod 8 is rotatably connected with the support 6.
The lower fixed surface of inflation shell 9 is connected with connecting plate 22, the lower fixed surface of connecting plate 22 is connected with supporting spring 21, the quantity of supporting spring 21 is two, supporting spring 21 bilateral symmetry is located the lower surface of connecting plate 22, the lower fixed surface of connecting plate 22 is connected with second connecting rod 20 and is located supporting spring 21's right side, the other end and the slider 18 of second connecting rod 20 rotate and are connected, second connecting rod 20 keeps away from mutually with slide rail 19, the inside intermediate position department fixedly connected with slide rail 19 of second casing 10, the inside sliding connection of slide rail 19 has slider 18, the right side fixedly connected with connecting rod 14 of slider 18.
The other end of the connecting rod 14 is rotatably connected with a first connecting rod 15, the right end of the first connecting rod 15 is elastically connected with the left side of the sliding plate 17 through a connecting spring 16, and the left side and the right side of the connecting spring 16 are fixedly connected with the middle positions of the right side of the first connecting rod 15 and the left side of the sliding plate 17 respectively.
The other end of the first link rod 15 is rotatably connected with a sliding plate 17, the right side of the sliding plate 17 is fixedly connected with an air bag 12, the right side of the air bag 12 is connected with a heat absorption pipe 13 in a penetrating way, the connecting spring 16 and the supporting spring 21 are in a powerless state in a normal state, the connecting spring 16 does not generate elasticity for the sliding plate 17, and the supporting spring 21 does not generate elasticity for the connecting plate 22.
Absorb the heat that the polaroid produced through heat absorption pipe 13, make expansion shell 9 inflation production extrusion force, then connecting rod 14 on the slider 18 promotes slide 17 through first connecting rod 15 and slides right, gasbag 12 receives the thrust compression of slide 17, gasbag 12 gassing, the surface of discharging to the polaroid through heat absorption pipe 13, cool down the polaroid, reached the polaroid can be timely dispel the heat to the polaroid when the temperature rises, with the longer effect of life of guarantee polaroid.
Slide in spout 23 through spacer pin 24, adjust the projection angle of projecting apparatus, it is firm with spacer pin 24 at spout 23 internal fixation after the adjustment finishes, make the projecting apparatus keep fixed angle, the angle of regulation projecting apparatus that can be more convenient need not make the projecting apparatus keep different angles with the help of other appurtenance.
A method for preventing the temperature of a projection opening of a projector from being too high comprises the following steps:
s1; firstly, the projection angle of the projector is adjusted by sliding the limit pin 24 in the sliding groove 23, and after the adjustment is finished, the limit pin 24 is firmly fixed in the sliding groove 23, so that the projector keeps a fixed angle;
s2; then the projector starts to work, and when the projector works normally, the temperature of the polarizer gradually rises along with the increase of the work of the projector;
s3; when the temperature of the polaroid rises, the heat-conducting fins 11 around the polaroid conduct the temperature of the polaroid into the expansion shell 9, and the filling agent in the expansion shell 9 gradually expands along with the rise of the temperature;
s4; when the expansion shell 9 expands, extrusion force is generated on the connecting plate 22, the connecting plate 22 slides downwards under the extrusion force, the supporting spring 21 is compressed under the stress, and meanwhile, the thrust of the connecting plate 22 pushes the sliding block 18 to slide rightwards in the sliding rail 19 through the second connecting rod 20;
s5; when the sliding block 18 slides rightwards in the sliding rail 19, the connecting rod 14 on the sliding block 18 pushes the sliding plate 17 to slide rightwards through the first connecting rod 15, the air bag 12 is compressed by the pushing force of the sliding plate 17, the air bag 12 is deflated and is discharged to the outer surface of the polaroid through the heat absorbing pipe 13, and the polaroid is cooled;
s6; when the temperature of the polarizer drops, the filler in the expansion shell 9 is not heated continuously, the expansion shell 9 contracts, and meanwhile, the connecting plate 22 is pushed upwards under the action of the elastic force of the supporting spring 21, at the moment, the pushing force of the sliding plate 17 on the air bag 12 is converted into the pulling force, and the air bag 12 is stretched and restored to the original shape;
s7; after the temperature of the polarizer itself rises again, the steps of S2-S6 are repeated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An apparatus for preventing a projector projection opening from being excessively high in temperature, comprising a first casing (1), characterized in that: the lower surface four corners of the first shell (1) are fixedly connected with supports (6), the outer surface of the support (6) on the front side of the lower surface of the first shell (1) is rotatably connected with a base (5), the inner side of the base (5) is rotatably connected with a connecting column (3), the lower surface of the base (5) is fixedly connected with a bottom plate (7), the rear side of the upper surface of the bottom plate (7) is fixedly connected with a limiting plate (2), the rear surface of the connecting column (3) is connected with an elastic supporting rod (8) in a penetrating and sliding manner, the other end of the elastic supporting rod (8) is rotatably connected with the support (6) on the rear side of the lower surface of the first shell (1), a sliding groove (23) is formed in the right side of the limiting plate (2), and a limiting pin (24;
the inner part of the first shell (1) is fixedly connected with a second shell (10), the inner left side of the second shell (10) is vertically and symmetrically and fixedly connected with an expansion shell (9), one side of the expansion shell (9) facing the outer part of the second shell (10) is fixedly connected with a heat conducting fin (11), the lower surface of the expansion shell (9) is fixedly connected with a connecting plate (22), the lower surface of the connecting plate (22) is fixedly connected with a supporting spring (21), the lower surface of the connecting plate (22) is fixedly connected with a second connecting rod (20) and is positioned on the right side of the supporting spring (21), the inner middle position of the second shell (10) is fixedly connected with a sliding rail (19), the inner part of the sliding rail (19) is slidably connected with a sliding block (18), the right side of the sliding block (18) is fixedly connected with a connecting rod (14), and the other end of the connecting rod (14, the other end of the first connecting rod (15) is rotatably connected with a sliding plate (17), the right side of the sliding plate (17) is fixedly connected with an air bag (12), and the right side of the air bag (12) is connected with a heat absorbing pipe (13) in a penetrating mode.
2. A method for preventing the temperature of a projection port of a projector from being too high is characterized by comprising the following steps:
s1; firstly, the projection angle of the projector is adjusted by sliding the limit pin (24) in the sliding groove (23), and after the adjustment is finished, the limit pin (24) is firmly fixed in the sliding groove (23), so that the projector keeps a fixed angle;
s2; then the projector starts to work, and when the projector works normally, the temperature of the polarizer gradually rises along with the increase of the work of the projector;
s3; when the temperature of the polaroid rises, the heat conducting fins (11) around the polaroid conduct the temperature of the polaroid into the expansion shell (9), and the filling agent in the expansion shell (9) gradually expands along with the rise of the temperature;
s4; when the expansion shell (9) expands, extrusion force is generated on the connecting plate (22), the connecting plate (22) slides downwards under the extrusion force, the supporting spring (21) is compressed under the stress, and meanwhile, the thrust of the connecting plate (22) pushes the sliding block (18) to slide rightwards in the sliding rail (19) through the second connecting rod (20);
s5; when the sliding block (18) slides rightwards in the sliding rail (19), the connecting rod (14) on the sliding block (18) pushes the sliding plate (17) to slide rightwards through the first connecting rod (15), the air bag (12) is compressed by the pushing force of the sliding plate (17), the air bag (12) is deflated and is discharged to the outer surface of the polaroid through the heat absorbing pipe (13), and the polaroid is cooled;
s6; when the temperature of the polaroid per se is reduced, the filler in the expansion shell (9) is not heated continuously, the expansion shell (9) contracts, meanwhile, the connecting plate (22) is pushed upwards under the action of the elastic force of the supporting spring (21), the air bag (12) is converted into a pulling force under the action of the pushing force of the sliding plate (17), and the air bag (12) is stretched and restored to the original shape;
s7; after the temperature of the polarizer itself rises again, the steps of S2-S6 are repeated.
3. The apparatus of claim 1, wherein the projector projection port is protected from excessive temperature: the right end of the first connecting rod (15) is elastically connected with the left side of the sliding plate (17) through a connecting spring (16), and the left side and the right side of the connecting spring (16) are fixedly connected with the middle positions of the right side of the first connecting rod (15) and the left side of the sliding plate (17) respectively.
4. The apparatus of claim 1, wherein the projector projection port is protected from excessive temperature: the number of the supporting springs (21) is two, and the supporting springs (21) are symmetrically arranged on the lower surface of the connecting plate (22) in the left-right direction.
5. The apparatus of claim 1, wherein the projector projection port is protected from excessive temperature: the other end of the second connecting rod (20) is rotatably connected with the sliding block (18), and the second connecting rod (20) is far away from the sliding rail (19).
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CN202010625977.8A CN111580333A (en) | 2020-07-01 | 2020-07-01 | Method for preventing projector projection port from being overhigh in temperature |
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CN112130406A (en) * | 2020-09-29 | 2020-12-25 | 钟建春 | Projection device capable of automatically adjusting projection area according to use environment |
CN112155007A (en) * | 2020-09-27 | 2021-01-01 | 广州睿喑科技有限公司 | Projector insect expelling mechanism for preventing winged insects from influencing projection effect |
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CN112969330A (en) * | 2021-02-23 | 2021-06-15 | 熊卫剑 | Internal working element temperature control device for face recognition temperature measuring device |
CN113389994A (en) * | 2021-07-23 | 2021-09-14 | 深圳市科金明电子股份有限公司 | Projector with fast height adjustment |
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Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1518682A (en) * | 2001-06-21 | 2004-08-04 | ������������ʽ���� | Projector device |
CN1601326A (en) * | 2003-09-24 | 2005-03-30 | 佳能株式会社 | Image projection apparatus and image projection system |
CN1619356A (en) * | 2003-11-21 | 2005-05-25 | 株式会社日立制作所 | Projection-type image display apparatus |
JP2009222868A (en) * | 2008-03-14 | 2009-10-01 | Sanyo Electric Co Ltd | Projector |
JP2013186474A (en) * | 2012-03-09 | 2013-09-19 | Philloptics Co Ltd | Dmd module cooling device |
CN204694980U (en) * | 2015-05-18 | 2015-10-07 | 东信科技(深圳)有限公司 | Projector |
CN105676574A (en) * | 2016-03-31 | 2016-06-15 | 海信集团有限公司 | Liquid cooling heat dissipation system and laser projection device |
CN105807545A (en) * | 2016-05-13 | 2016-07-27 | 深圳市毅丰光电科技有限公司 | Temperature control system and method for projector, and projector |
CN106739958A (en) * | 2016-12-22 | 2017-05-31 | 宁波江北臻和设计发展有限公司 | A kind of automatic cooling, purifying air assembly |
CN207124803U (en) * | 2017-09-12 | 2018-03-20 | 东莞市优优照明科技有限公司 | The circuit board of high efficiency and heat radiation |
CN207409896U (en) * | 2017-11-29 | 2018-05-25 | 澳盛电气(深圳)有限公司 | A kind of dehumidifying heat dissipation type low-voltage distribution cabinet |
CN209433306U (en) * | 2019-01-15 | 2019-09-24 | 山西大学 | A kind of Anti-seismic computer cabinet with protection hood |
CN210466281U (en) * | 2019-11-27 | 2020-05-05 | 辽东学院 | Laboratory computer protector |
CN111311820A (en) * | 2020-02-19 | 2020-06-19 | 深圳市嘉胜创新贸易有限公司 | Energy-saving automatic vending machine with clean function of condenser |
-
2020
- 2020-07-01 CN CN202010625977.8A patent/CN111580333A/en not_active Withdrawn
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1518682A (en) * | 2001-06-21 | 2004-08-04 | ������������ʽ���� | Projector device |
CN1601326A (en) * | 2003-09-24 | 2005-03-30 | 佳能株式会社 | Image projection apparatus and image projection system |
CN1619356A (en) * | 2003-11-21 | 2005-05-25 | 株式会社日立制作所 | Projection-type image display apparatus |
JP2009222868A (en) * | 2008-03-14 | 2009-10-01 | Sanyo Electric Co Ltd | Projector |
JP2013186474A (en) * | 2012-03-09 | 2013-09-19 | Philloptics Co Ltd | Dmd module cooling device |
CN204694980U (en) * | 2015-05-18 | 2015-10-07 | 东信科技(深圳)有限公司 | Projector |
CN105676574A (en) * | 2016-03-31 | 2016-06-15 | 海信集团有限公司 | Liquid cooling heat dissipation system and laser projection device |
CN105807545A (en) * | 2016-05-13 | 2016-07-27 | 深圳市毅丰光电科技有限公司 | Temperature control system and method for projector, and projector |
CN106739958A (en) * | 2016-12-22 | 2017-05-31 | 宁波江北臻和设计发展有限公司 | A kind of automatic cooling, purifying air assembly |
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