CN107390464A - Interior circulation radiating type projector - Google Patents
Interior circulation radiating type projector Download PDFInfo
- Publication number
- CN107390464A CN107390464A CN201710781013.0A CN201710781013A CN107390464A CN 107390464 A CN107390464 A CN 107390464A CN 201710781013 A CN201710781013 A CN 201710781013A CN 107390464 A CN107390464 A CN 107390464A
- Authority
- CN
- China
- Prior art keywords
- radiator
- fan
- obturator
- type projector
- interior circulation
- Prior art date
- 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.)
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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
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a kind of interior circulation radiating type projector, including optical component, the obturator being connected with the optical component, the internal fan installed in the enclosure interior, the radiating subassembly being connected with the obturator and the external cooling fan outside the obturator；The radiating subassembly includes heat pipe, the first radiator being connected with the heat pipe and the second radiator being connected with the heat pipe, first radiator is installed on the enclosure interior, second radiator is installed on outside the obturator, first radiator is corresponding with the internal fan, and second radiator is corresponding with the external cooling fan.The interior circulation radiating type projector of the present invention serves the effect of dust and moisture by being provided with the gas channel of closed circulation in obturator；Again by setting radiating subassembly and internal fan, so as to carry out cooling treatment to the inner air of obturator, there is good radiating effect.
Description
Technical field
The present invention relates to image projection technology field, more particularly to a kind of interior circulation radiating type projector.
Background technology
Projector needs to radiate at work, if without radiating in time, projector can damage within a few minutes, throws at present
The radiating of shadow optics component mainly sucks cold air by turbofan from outside, has dust inside air, is projected in work
When can suck dust, be pasted onto inside optics component, cause to launch the picture colour cast come.
In order to prevent dust, traditional projector can install an Air Filter in the position of suction cool exterior air, still
Air Filter can not block all dusts, still suffer from part dust and enter projector, cause image to be launched ineffective；It is dust-proof
Net using meeting adhering dust, stops that cold air enters projector for a long time, causes projector's internal temperature rise, therefore, dust-proof
Net brings many troubles and cost using needing to change after a period of time, to user, will if user does not change Air Filter
Projector is caused to damage.Meanwhile if existing projector for a long time without using the moisture in air can be sent out using liquid crystal panel
It is uncommon, cause projector to use bad, the moisture and oil smoke that outside enters when projector works can also damage polaroid.
The content of the invention
Based on this, it is necessary to provide a kind of interior circulation radiating type projector, by enclosed loop structure, play radiating
Dust-proof effect.
In order to realize the purpose of the present invention, the present invention uses following technical scheme：
A kind of interior circulation radiating type projector, including optical component, be connected with the optical component obturator, be arranged on
The internal fan of the enclosure interior, the radiating subassembly being connected with the obturator and outside the obturator
External cooling fan；The radiating subassembly includes the first radiator, the second radiator, connection first radiator and described the
The heat pipe of second radiator, first radiator are installed on the enclosure interior, and second radiator is installed on the envelope
Outside closure, first radiator is corresponding with the internal fan, second radiator and the external cooling fan pair
Should, the gas channel of circulation is provided with the obturator, the optical component, internal fan and the first radiator are located at the gas
In circulation road.
The interior circulation radiating type projector of the present invention carries out encapsulation process by obturator to optical component, forms circulation
Gas channel, extraneous air can be completely cut off, serve the effect of dust and moisture；Again by setting radiating subassembly and interior in obturator
Portion's fan, so as to carry out cooling treatment to the inner air of obturator, there is good radiating effect.
In one of the embodiments, the obturator is provided with the first air inlet and the second air inlet, the internal fan
Including the first fan and the second fan, first air inlet is corresponding with first fan, second air inlet and institute
It is corresponding to state the second fan.
In one of the embodiments, the obturator is recessed groove, and the groove installs first radiator.
In one of the embodiments, first radiator is provided with ventilating duct.
In one of the embodiments, first radiator is located at backwards to the side of the internal fan.
In one of the embodiments, second radiator is provided with ventilating duct.
In one of the embodiments, the second radiator described in the external cooling fan face is set.
A kind of interior circulation radiating type projector, it includes shell and the projection arrangement in shell, the shell bag
Including outside cover plate and the outside top shell being connected with the outside cover plate, the projection arrangement includes optical component and the optics
Part connection obturator, the internal fan installed in the enclosure interior, the radiating subassembly being connected with the obturator and
External cooling fan outside the obturator；The radiating subassembly includes the first radiator, the second radiator, connection
The heat pipe of first radiator and second radiator, first radiator is installed on the enclosure interior, described
Second radiator is installed on outside the obturator, and first radiator is corresponding with the internal fan, second radiating
External cooling fan described in device face is set, and the gas channel of circulation, the optical component, internal wind are provided with the obturator
Fan and the first radiator are located in the gas channel.
In one of the embodiments, the obturator is provided with the first air inlet and the second air inlet, the internal fan
Including the first fan and the second fan, first air inlet is corresponding with first fan, second air inlet and institute
It is corresponding to state the second fan.
In one of the embodiments, first radiator is located at backwards to the side of the internal fan.
Brief description of the drawings
Fig. 1 is the schematic diagram of the interior circulation radiating type projector of a better embodiment of the invention；
Fig. 2 is the schematic internal view of Fig. 1 interior circulation radiating type projector；
Fig. 3 is the schematic diagram of Fig. 1 projection arrangements, and wherein external cooling fan is not shown；
The projection arrangement that Fig. 4 is Fig. 3 does not place schematic diagram during radiating subassembly；
Fig. 5 is the schematic diagram turned around of Fig. 4 projection arrangement, and its bottom plate is omitted and do not shown；
Fig. 6 is the schematic diagram for being provided with bottom plate of Fig. 5 projection arrangement.
Drawing reference numeral：
100th, interior circulation radiating type projector；
10th, shell, 11, outside cover plate, 111, projection hole, 12, outside top shell；
20th, projection arrangement；
30th, optical component, 31, projection lens, 32, liquid crystal panel；
40th, obturator, 41, bottom plate, 42, lid, 421, first area, 422, second area,
423rd, the 3rd region, the 424, the 4th region, 43, top plate, 44, ventilating opening, 45, first
Air inlet, the 46, second air inlet, 47, breach；
50th, internal fan, the 51, first fan, the 52, second fan；
60th, radiating subassembly, 61, heat pipe, the 62, first radiator, the 63, second radiator；
70th, external cooling fan.
Embodiment
For the ease of understanding the present invention, the present invention will be described more fully below.But the present invention can be with perhaps
More different form is realized, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is to make
Understanding more thorough and comprehensive to the disclosure.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
Fig. 1 to Fig. 6 is referred to, is the interior circulation radiating type projector 100 of a better embodiment of the invention, to throwing
Shadow machine carries out radiating dustproof processing.The interior circulation radiating type projector 100 includes shell 10 and the throwing in shell 10
Image device 20.The projection arrangement 20 include optical component 30, be connected with the optical component 30 obturator 40, installed in institute
State internal fan 50, radiating subassembly 60 and the external cooling fan outside the obturator 40 inside obturator 40
70；Wherein, the radiating subassembly 60 include heat pipe 61, the first radiator 62 for being connected with the heat pipe 61 and with the heat pipe
Second radiator 63 of 61 connections, first radiator 62 are installed on inside obturator 40, and second radiator 63 is installed
Outside obturator 40, first radiator 62 is corresponding with the internal fan 50, second radiator 63 with it is described outer
The correspondence of portion's radiator fan 70.The gas channel of circulation is provided with the obturator 40, the optical component 30 connects with gas channel
It is logical；During radiating, air cooling optical component 30, internal fan 50 is entered after the first radiator 62, air leads to by air-flow
Road is cooled down again to optical component 30, so as to realize that inner loop radiates；Period, the heat in air absorb through heat pipe 61
The second radiator 63 is delivered to from the first radiator 62 afterwards, processing is blowed to the second radiator 63 in external cooling fan 70,
Transfer heat to the external world.
Fig. 1 and Fig. 2 is referred to, the shell 10 includes outside cover plate 11 and the outside top shell being connected with outside cover plate 11
12；In the present embodiment, the 10 rectangular setting of shell, and four interior angles are provided with arc transition；It is it is to be understood that described outer
Shell 10 can be in that other shapes are set, and the size of its shell 10, which can accommodate, places projection arrangement 20.The outside cover plate
11 sides are provided with projection hole 111, and the size dimension of the projection hole 111 is corresponding with the optical component 30, the projection hole 111
Image is outwardly projected with for optical component 30.The outside cover plate 11 is and described outer to place the projection arrangement 20
Portion's top shell 12 is connected the outside cover plate 11 by fastener, forms the space of a closure, prevent projection arrangement 20 with
Extraneous direct contact, reduce the damaged probability of projection arrangement 20；Meanwhile the outside cover plate 11 and the outside top shell 12 are all provided with
There are multiple through holes (figure is not marked), the stream into and out for outside air can be used, play the effect tentatively to radiate.
Fig. 3 and Fig. 4 is referred to, the optical component 30 includes projection lens 31 and liquid crystal panel 32, the projection lens 31
One end wear the side of the lid 42, and form sealed set, outside air cannot be introduced into, the projection lens 31 it is another
One end reclines the side of projection hole 111 of the outside cover plate 11, and the projection lens 31 is without departing from outside cover plate 11 outside one
Side, prevent projection lens 31 from causing to occur to wear or damage exposed to the external world.The liquid crystal panel 32 includes red, green, blue three
Liquid crystal board, to synthesize the color of processing image.
Refer to Fig. 3 to Fig. 6, the obturator 40 include bottom plate 41, the lid 42 being connected with bottom plate 41 and with lid 42
The top plate 43 of connection；In the present embodiment, the lid 42 be provided with first area 421, second area 422, the 3rd region 423 and
4th region 424, wherein, first area 421 and second area 422 are located at the side of lid 42, the 3rd region 423 and the 4th region
424 are located at the opposite side of lid 42 backwards to first area 421 and second area 422；The first area 421 of the lid 42 is outside
Side is provided with opening (figure is not marked), and the size dimension of the opening is corresponding with projection lens 31, is placed with for projection lens 31；
422 every setting between the first area 421 and second area, and is provided with ventilating opening 44 between the two, with so that air is from first
Region 421 flows to second area 422.The second area 422 of the lid 42 is provided with the first air inlet 45 and the second air inlet 46,
Certain interval is provided between the air inlet 46 of first air inlet 45 and second；In the present embodiment, the second of the lid 42
422 outside side of region is provided with two breach 47, is placed to heating tube 61；3rd region 423 and the 4th region 424 it
Between be arranged at intervals, and first area 421 connects the 3rd region 423 and the 4th region 424, forms a passage being connected.
Fig. 4 to Fig. 6 is referred to, the internal fan 50 includes the fan 52 of the first fan 51 and second；Described first
Fan 51 is provided with air inlet and air outlet, and the air inlet of first fan 51 corresponds to the of the second area 422 of the lid 42
One air inlet 45, and the air outlet of the first fan 51 corresponds to the 3rd region 423 of lid 42；First fan 51 can guide
The flow direction of air, and certain cooling effect can be played.Second fan 52 is provided with air inlet and air outlet, second fan
52 air inlet corresponds to the second air inlet 46 of the second area 422 of the lid 42, and the air outlet of the second fan 52 is corresponding
4th region 424 of lid 42；Second fan 52 can guide the flow direction of air, and can play certain cooling effect.
Referring to Fig. 3, the radiating subassembly 60 include heat pipe 61, the first radiator 62 for being connected with the heat pipe 61 and
The second radiator 63 being connected with the heat pipe 61；Wherein, first radiator 62 is installed on inside obturator 40, and described
Second radiator 63 is installed on outside obturator 40, and the heat pipe 61 connects first radiating by the breach 47 of the lid 42
Device 62 and second radiator 63.
The heat pipe 61 includes evaporation ends and condensation end；Wherein, the evaporation ends of the heat pipe 61 are connected to the first radiator
62, the condensation end of heat pipe 61 is connected to the second radiator 63.The heat pipe 61 be using medium after evaporation ends evaporate
The phase transition process (utilizing the evaporation latent heat and the latent heat of condensation of liquid) that condensation end is condensed, makes heat quickly conduct, can
Atmospheric heat in the lid 42 is quickly exported into the external world.First radiator 62 is arranged at the second of the lid 42
Region 422, specifically, first radiator 61 is respectively arranged at the upper end of the air inlet of the first fan 51 and the second fan 52 enters
The upper end in air port；First radiator 61 is made up of polylith radiating fin, and the radiating fin is parallel to each other, is arranged at intervals, and
Radiating fin is provided with multiple through holes, has good radiating effect and promotes air preferably to flow.Second radiator 63
By polylith groups of fins into being parallel to each other, be arranged at intervals between the fin.In the present embodiment, first radiator 62
Radiating fin and second radiator 63 the rectangular setting of fin, and be pure copper material；It is to be understood that at it
In its embodiment, the fin of the radiating fin of first radiator 62 and second radiator 63 can be in other shapes
Shape is set or other materials with good radiating effect, such as fine copper, the aluminium of half bronze medal half or fine silver.
Referring to Fig. 2, the external cooling fan 70 is arranged between the shell 10 and the projection arrangement 20；
Second radiator specifically, external cooling fan 70 reclines, and the second radiator of face 63 of external cooling fan 70 is set,
Extraneous air to be blowed to the fin of the second radiator 63, transfer heat in the air in the external world, accelerate the second radiating
The radiating effect of device 63.
In the present embodiment, the first area 421 of the lid 42, second area 422, the 3rd region 423, the 4th region
A recyclable passage is formd between 424 and the first fan 51 and the second fan 52 that are connected with the lid 42, then is led to
The bottom plate 41 and top plate 43 for crossing obturator 40 carry out Seal treatment to the lid 42, ultimately form the logical of circulation closed
Road.When carrying out radiating treatment, the air inside obturator 40 flows to second area 422 from first area 421, is dissipated by first
Respectively enter the air intake vent of the first fan 51 and the second fan 52 after hot device 62, then by the first fan 51 and the second fan 52
Air outlet flows to the 3rd region 423 and the 4th region 424 respectively, and final air, which cools down, is re-introduced into the after the liquid crystal panel 32
One region 421, so as to realize circulating for inner air；Period, the heat in air dissipate after the absorption of heat pipe 61 from first
Hot device 62 is delivered to the second radiator 63, and processing is blowed to the second radiator 63 in external cooling fan 70, by heat transfer
To the external world, the air inside obturator 40 is set to be maintained at certain temperature.
The interior circulation radiating type projector of the present invention carries out encapsulation process by obturator to optical component, forms circulation
Gas channel, extraneous air can be completely cut off, serve the effect of dust and moisture；Again by setting radiating subassembly and internal fan,
So as to carry out cooling treatment to the inner air of obturator, there is good circulation cooling effect.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
- A kind of 1. interior circulation radiating type projector, it is characterised in that：The closing being connected including optical component, with the optical component Body, the internal fan installed in the enclosure interior, the radiating subassembly being connected with the obturator and installed in the closing External cooling fan outside body；The radiating subassembly includes the first radiator, the second radiator, connection first radiator And the heat pipe of second radiator, first radiator are installed on the enclosure interior, the second radiator installation Outside the obturator, first radiator is corresponding with the internal fan, and second radiator dissipates with the outside Hot-air fan is corresponding, and the gas channel of circulation, the optical component, internal fan and the first radiator position are provided with the obturator In the gas channel.
- 2. interior circulation radiating type projector according to claim 1, it is characterised in that：The obturator is provided with the first air intake Mouth and the second air inlet, the internal fan include the first fan and the second fan, first air inlet and first wind Fan corresponding, second air inlet is corresponding with second fan.
- 3. interior circulation radiating type projector according to claim 1, it is characterised in that：The obturator is recessed recessed Groove, the groove install first radiator.
- 4. interior circulation radiating type projector according to claim 1, it is characterised in that：First radiator is provided with ventilation Road.
- 5. interior circulation radiating type projector according to claim 1, it is characterised in that：First radiator is positioned at backwards The side of the internal fan.
- 6. interior circulation radiating type projector according to claim 1, it is characterised in that：Second radiator is provided with ventilation Road.
- 7. interior circulation radiating type projector according to claim 1, it is characterised in that：The external cooling fan face institute State the setting of the second radiator.
- A kind of 8. interior circulation radiating type projector, it is characterised in that：Projection arrangement including shell and in shell, it is described Shell, which includes outside cover plate and the outside top shell being connected with the outside cover plate, the projection arrangement, includes optical component and institute State the obturator, the internal fan installed in the enclosure interior, the radiating being connected with the obturator of optical component connection Component and the external cooling fan outside the obturator；The radiating subassembly includes the first radiator, the second radiating Device, the heat pipe for connecting first radiator and second radiator, first radiator are installed in the obturator Portion, second radiator are installed on outside the obturator, and first radiator is corresponding with the internal fan, and described External cooling fan described in second radiator face is set, the gas channel provided with circulation in the obturator, the optical component, Internal fan and the first radiator are located in the gas channel.
- 9. interior circulation radiating type projector according to claim 8, it is characterised in that：The obturator is provided with the first air intake Mouth and the second air inlet, the internal fan include the first fan and the second fan, first air inlet and first wind Fan corresponding, second air inlet is corresponding with second fan.
- 10. interior circulation radiating type projector according to claim 8, it is characterised in that：First radiator is positioned at the back of the body To the side of the internal fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710781013.0A CN107390464B (en) | 2017-09-01 | 2017-09-01 | Interior circulation radiating type projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710781013.0A CN107390464B (en) | 2017-09-01 | 2017-09-01 | Interior circulation radiating type projector |
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| Publication Number | Publication Date |
|---|---|
| CN107390464A true CN107390464A (en) | 2017-11-24 |
| CN107390464B CN107390464B (en) | 2019-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710781013.0A Active CN107390464B (en) | 2017-09-01 | 2017-09-01 | Interior circulation radiating type projector |
Country Status (1)
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| CN (1) | CN107390464B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109547760A (en) * | 2018-12-25 | 2019-03-29 | 深圳市锐图技术有限公司 | Projector |
| CN110082994A (en) * | 2018-01-26 | 2019-08-02 | 无锡视美乐激光显示科技有限公司 | A kind of laser projection device |
| CN110082991A (en) * | 2018-01-26 | 2019-08-02 | 无锡视美乐激光显示科技有限公司 | A kind of integrated projector of water proof and dust proof |
| CN110230625A (en) * | 2018-03-06 | 2019-09-13 | 深圳光峰科技股份有限公司 | Lock uint and dust preventing component and projection device |
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| JP2001312002A (en) * | 2000-04-28 | 2001-11-09 | Nippon Avionics Co Ltd | Liquid crystal projector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110082994A (en) * | 2018-01-26 | 2019-08-02 | 无锡视美乐激光显示科技有限公司 | A kind of laser projection device |
| CN110082991A (en) * | 2018-01-26 | 2019-08-02 | 无锡视美乐激光显示科技有限公司 | A kind of integrated projector of water proof and dust proof |
| CN110230625A (en) * | 2018-03-06 | 2019-09-13 | 深圳光峰科技股份有限公司 | Lock uint and dust preventing component and projection device |
| CN109547760A (en) * | 2018-12-25 | 2019-03-29 | 深圳市锐图技术有限公司 | Projector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107390464B (en) | 2019-10-18 |
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Inventor after: Zeng Wanjun Inventor after: Liang Zhiqiang Inventor before: Liang Zhiqiang |
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