CN104049443B - Projector - Google Patents
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- CN104049443B CN104049443B CN201410328916.XA CN201410328916A CN104049443B CN 104049443 B CN104049443 B CN 104049443B CN 201410328916 A CN201410328916 A CN 201410328916A CN 104049443 B CN104049443 B CN 104049443B
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Abstract
The present invention discloses a kind of projector, comprises housing, ray machine, light source module, control circuit module, the first fan module and the second fan module. This ray machine, this light source module, this control circuit module, this first fan module and this second fan module are all arranged in this housing. This first fan module is aerofoil fan module, there is air intake vent and air outlet, this air intake vent is contiguous and towards this control circuit module, this air outlet is contiguous and towards this light source module, this the first fan module produces air-flow, this air-flow sequentially flow through this control circuit module, this first fan module and this light source module. This second fan module has air outlet, contiguous this ray machine. By this, the aforementioned all effectively dissipation of heat that is positioned at the each parts generation of this casing of this projector.
Description
Technical field
The present invention is about a kind of projector, espespecially a kind of projector with radiator fan.
Background technology
At present projector arranges multiple fans with by air intake relatively low external temperature more than casing peripheryIn casing, or air relatively high casing internal temperature is extracted out, to reach the effect of heat radiation. But,In projector, there are multiple parts in the time of running, all can produce heat, such as light source, ray machine, power-supply controller of electric etc.Merely extraneous air sucked or extract inner air out, or being to have it concurrently, being still difficult to ensure that the each parts of card produceHeat all can be effectively by dissipation. Especially can produce the parts of high heat, for example light source, when radiating efficiency not goodTime, light source operational temperature raises, and the energy conversion efficiency that causes light source is low and waste energy operates unstableEven lost efficacy, light source such as also will shorten service life at the shortcoming. Each miscellaneous part also has similar situation. In addition,Even if use multiple fans, if not properly configuration, even if increase fan power, the air-flow that each fan producesStill the mutual interference of possibility phase, has some setbacks air current flow, produces turbulent flow, even causes the air stream in some regionMoving speed is minimum or intimate not mobile, even causes and cannot dispel the heat to the parts that are arranged at this region.This all can affect radiating efficiency, also consumes on foot fan work energy.
Summary of the invention
In view of the problems of the prior art, one of object of the present invention is to provide a kind of projector, via suitableWhen configuration fan, efficiently the parts that produce high heat are dispelled the heat.
For achieving the above object, the invention provides a kind of projector, comprise:
Housing;
Ray machine, is arranged in this housing;
Light source module, is arranged in this housing;
Control circuit module, is arranged in this housing;
The first fan module, is aerofoil fan module, is arranged in this housing and has the first air intake vent and theOne air outlet, this first air intake vent is close to and towards this control circuit module, this first air outlet is close to and courtTo this light source module, this first fan module produces air-flow, this air-flow sequentially flow through this control circuit module,This first fan module and this light source module; And
The second fan module, is arranged in this housing and has the second air outlet, and this second air outlet is contiguous shouldRay machine.
Preferably, this air-flow along first direction flow into this housing, this control circuit module of flowing through, this first windAfter fan module and this light source module, flow out this housing again by second direction, this first direction is perpendicular to this second partyTo.
Preferably, this second fan module has the second air intake vent, and this second air intake vent is contiguous and towards this controlCircuit module processed, this second fan module comprises centrifugal fan and flow-guiding structure, and this flow-guiding structure connects that this is centrifugalThe air outlet of fan also comprises this second air outlet, and this second air outlet comprises first passage opening and at least one theTwo access portal, this ray machine comprises splitting module and at least one light modulation module, and this first passage opening is contiguousAnd towards this splitting module, this at least one second channel opening is respectively adjacent to and towards this at least one light modulation mouldGroup.
Preferably, also comprise projection lens, this projection lens is coupled to this ray machine, and wherein this housing hasOne side and adjacent to the second side of this first side, this projection lens in this housing, stretch out in this firstSide, this first side has the first ventilation device, and this second side has the second ventilation device, and this is second years oldVentilation device is away from this first side, and this first air intake vent is towards this first ventilation device and this first air outletContiguous this second ventilation device, make this air-flow via this first ventilation device flow into this housing and via thisTwo ventilation devices flow out this housing.
Preferably, this control circuit module comprises power supply module and voltage-stablizer, this voltage-stablizer and this power supply moduleOverlap mutually, and between this voltage-stablizer and this power supply module, have space this air flow energy is passed through, this first inlet airMouthful contiguous and towards this power supply module and this voltage-stablizer.
Preferably, also comprise dividing plate, this dividing plate is arranged in this housing and is positioned at this first fan module and is somebody's turn to doBetween the second fan module. The direction of the direction of this first air intake vent and this first air outlet is all flat with this dividing plateOK.
Preferably, this first fan module has the first axial rotary, and this second fan module has second and revolvesRotating shaft to, this first fan module and this second fan module are in the direction perpendicular to this first axial rotaryBe arranged side by side, and this first axial rotary is parallel with this second axial rotary.
Preferably, also comprise projection lens, wherein this housing comprises side and bottom, and this projection lens is from being somebody's turn to doIn housing, stretch out in this side, this bottom has the 3rd ventilation device, and this second fan module has second and entersAir port, this second air intake vent is contiguous and towards the 3rd ventilation device.
Preferably, this first fan module is arranged between this control circuit module and this light source module, and this is years oldTwo fan modules are arranged between this control circuit module and this ray machine, this first fan module and this second windFan module is arranged side by side.
Preferably, also comprise projection lens, this projection lens is coupled to this ray machine, wherein this projection lens toolHave projecting direction, this second fan module comprises two centrifugal fans, and these two centrifugal fans are parallel to this projection sideTo and be arranged at respectively the relative both sides of this projection lens.
Compare with prior art, the present invention is by suitably configuring this first fan module and this second fanModule so that this light source module and this ray machine respectively to should the first fan module and this second fan module produceRaw air-flow, the present invention can be efficiently by this control circuit module, this light source module and this ray machine in fortuneThe heat dissipation producing while work.
Can be by following detailed Description Of The Invention and appended graphic obtaining further about the advantages and spirit of the present inventionUnderstanding.
Brief description of the drawings
Fig. 1 is according to the schematic perspective view of the projector of preferred embodiment of the present invention.
Fig. 2 is that configuration schematic diagram is overlooked by Tu1Zhong projector.
Fig. 3 is the control circuit module side-looking configuration schematic diagram of Tu1Zhong projector.
Fig. 4 overlooks configuration schematic diagram according to the projector of another embodiment.
Fig. 5 is the configuration schematic diagram of the control circuit module side-looking of Tu4Zhong projector.
Fig. 6 is the configuration schematic diagram of overlooking according to the projector of another embodiment.
Fig. 7 is the schematic perspective view of Tu6Zhong projector.
Fig. 8 is the second fan module side-looking configuration schematic diagram of Tu6Zhong projector.
Fig. 9 is the configuration schematic diagram of overlooking according to the projector of another embodiment.
Figure 10 overlooks configuration schematic diagram according to the projector of another embodiment.
Detailed description of the invention
Refer to Fig. 1 and Fig. 2, Fig. 1 is according to the solid of the projector 1 of preferred embodiment of the present inventionSchematic diagram, Fig. 2 is that configuration schematic diagram is overlooked by projector 1. Projector 1 comprises housing 10, ray machine 12, lightSource module 14, control circuit module 16, the first fan module 18, the second fan module 20 and projection lens22. In the top view of Fig. 2, housing 10 represents its profile with thick line. Ray machine 12, light source module 14,Control circuit module 16, the first fan module 18 and the second fan module 20 are arranged in housing 10, projectionCamera lens 22 couples with ray machine 12 and stretches out housing 10, and projection lens 22 has projecting direction 22a also can be to throwShadow direction 22a throw light on screen to form image. The first fan module 18 is arranged at control circuit mouldBetween group 16 and light source module 14, mainly in order to control circuit module 16 and light source module 14 are fallen apartHeat. The contiguous ray machine 12 of the second fan module 20 arranges, mainly in order to ray machine 12 is dispelled the heat. By this,Projector 1 can be to projector 1 interior main by the first fan module 18 and the second fan module 20Thermal part (as aforementioned ray machine 12, light source module 14 and control circuit module 16 etc.) effectively dispels the heat.
Furthermore, in structure, housing 10 comprises bottom 10a, top 10b and is connected in bottom 10aAnd sidewall 10c between the 10b of top, form the space of accommodating aforementioned each parts. In the top view shown in Fig. 2In, the profile shown in housing 10 is the profile of overlooking that essence is equivalent to sidewall 10c. Housing 10 is in sidewall 10cHave first side 102 and the second side 104 adjacent to first side 102, projection lens 22 is with projectionDirection 22a stretches out in first side 102 in housing 10. First side 102 has the first ventilation device 106,Second side 104 has the second ventilation device 108, the second ventilation devices 108 away from first side 102, inIn Fig. 2, the scope that arranges of the first ventilation device 106 and the second ventilation device 108, position are with narrow and long rectangularRepresent. In the present embodiment, the first ventilation device 106 and the second ventilation device 108 pass through in sidewall 10cUpper formation through-hole structure is realized, and roughly corresponding control circuit module of the scope that arranges of the first ventilation device 10616 setting area, roughly corresponding light source module 14 of the scope that arranges of the second ventilation device 108, but the present inventionAll not as limit.
The first fan module 18 is for aerofoil fan module and have the first axial rotary 18a and (be shown in center lineIn figure), that is flabellum rotates around the first axial rotary 18a. The first fan module 18 has the first air intake vent182 and first air outlet 184. In the present embodiment, the first fan module 18 is simple aerofoil fan,Therefore the first air intake vent 182 is all parallel with the first axial rotary 18a with the direction of the first air outlet 184, or meaningAll in same direction. The first air intake vent 182 is contiguous and towards control circuit module 16, the first air outlets 184Contiguous and towards light source module 14, therefore, the air-flow 19 that the first fan module 18 produces is (with hollow arrow tableShow) sequentially flow through control circuit module 16, the first fan module 18 and light source module 14. In addition, first entersAir port 182 is also also close to the second ventilation device 108 towards the first ventilation device 106, the first air outlets 184,This configuration makes air-flow 19 flow into after housing 10 via the first ventilation device 106, then flows through and controls electricityRoad module 16, the first fan module 18 and light source module 14, then flow out and be somebody's turn to do via the second ventilation device 108Housing. In other words, air-flow 19 along first direction D1 flow into housing 10, the control circuit module 16 of flowing through,After the first fan module 18 and light source module 14, flow out housing 10 along second direction D2 again; Wherein, firstDirection D1 is perpendicular to second direction D2. Therefore, the stream of air-flow 19 is direct and smooth-going through control circuit mouldGroup 16, the first fan module 18 and light source module 14, be of value to radiating efficiency. In addition, absorb heatAir-flow 19 is that with second direction D2, (or meaning is with perpendicular to projecting direction 22a and away from throwing by second side 104The direction of shadow camera lens 22) leave projector 1, this design of air-out away from projection lens 22, helps avoidAffect the projection imaging of projection lens 22.
The second fan module 20 is arranged between control circuit module 16 and ray machine 12, this second fan module20 comprise centrifugal fan 202 and flow-guiding structure 204, and flow-guiding structure 204 connects the air outlet of centrifugal fan 202,With air-flow 21 water conservancy diversion, the shunting in addition that centrifugal fan 202 is produced. The second fan module 20 has second and revolvesRotating shaft is to 20a (being shown in figure with center line), and in the present embodiment, the flabellum of centrifugal fan 202 is aroundTwo axial rotary 20a rotations. The second fan module 20 has the second air intake vent 206 and the second air outlet, itsIn, this second air outlet is realized by the air outlet of flow-guiding structure 204, that is flow-guiding structure 204 comprises thisThe second air outlet, the contiguous ray machine 12 of this second air outlet. In the present embodiment, the second air intake vent 206 is contiguousAnd arrange towards control circuit module 16, therefore the air-flow 21 that the second fan module 20 produces is (with hollow arrow tableShow) sequentially flow through control circuit module 16, the second fan module 20 and ray machine 12. In addition the second air intake vent,206 also towards the first ventilation device 106, thus air-flow 21 flow into after housing 10 via the first ventilation device 106,Then smoothly flow through control circuit module 16, the second fan module 20 and ray machine 12. Therefore, air-flow21 stream is direct and smooth-going through control circuit module 16, the second fan module 20 and ray machine 12, usefulIn radiating efficiency. Afterwards, the air-flow 21 that absorbs heat can be tied via the ventilation of housing 10 contiguous ray machines 12Structure (is not shown in figure, for example, in practical application, can be leading on the sidewall 10c that is formed at contiguous ray machine 12Hole) outflow housing 10.
In the present embodiment, ray machine 12 comprises splitting module 122 and at least one light modulation module 124, all withDotted line frame table is shown in Fig. 2; Wherein, this at least one light modulation module 124 is only with single empty wireframe surfaces,In in fact, it may comprise several light modulation modules 124, for example, respectively in order to produce RGB image light.The multiple passages of the interior formation of flow-guiding structure 204 to be to shunt air-flow 21, therefore, and of the second fan module 20Two air outlets (being the air outlet of flow-guiding structure 204) comprise first passage opening 2042 and at least one accordinglyTwo access portal 2044; Wherein for convenience of description, in Fig. 2, this at least one second channel opening 2044 withAn expression. First passage opening 2042 is contiguous and towards splitting module 122, this at least one second channel is openedMouth 2044 is respectively adjacent to and towards this at least one light modulation module 124, can arranges one to one or one-to-many setting.Therefore, formation the first sub-air-flow 212 and at least one the second son are guided, shunted to the diversed structure 204 of air-flow 21Air-flow 214, flows out water conservancy diversion from first passage opening 2042 and this at least one second channel opening 2044 accordinglyStructure 204, and blow to splitting module 122 and this at least one light modulation module 124, with to splitting module 122And this at least one light modulation module 124 dispels the heat. Absorb the first sub-air-flow 212 of heat and this at least one secondSub-air-flow 214 can flow out housing 10 from the ventilation device of housing 10 nearby. Supplementary notes, in Fig. 2In first passage opening 2042 and second channel opening 2044 only configure as signal, in fact, water conservancy diversionThe first passage opening 2042 of structure 204 and second channel opening 2044 are integrated with the structure of ray machine 12, haveHelp improving heat radiation efficiency.
In the present embodiment, the first axial rotary 18a is parallel with the second axial rotary 20a, air-flow 19,21Do not interfere with each other in fact, contribute to promote the radiation stability of air-flow 19,21. In in fact, projector 1Can more comprise dividing plate 24 (representing with long and narrow dashed rectangle), be arranged in housing 10 and be positioned at the first fan module18 and second between fan module 20, this configuration can further promote the mobile stability of air-flow 19,21 andIndependence. In addition, the direction of the direction of the first air intake vent 182 and the first air outlet 184 is all flat with dividing plate 24OK, therefore, dividing plate 24 can not hinder flowing of air-flow 19, and air-flow 19 leading to a certain degree even can be providedDraw effect, what make that air-flow 19 flows is more smooth-going. In addition, in the present embodiment, the first fan module 18And second fan module 20 (or centrifugal fan 202) under the depression angle shown in Fig. 2, there is rectangular profile,One fan module 18 and the second fan module 20 are arranged side by side on the length direction of rectangular profile, that isThe first fan module 18 and the second fan module 20 are in perpendicular to the first axial rotary 18a (or the second rotating shaftTo 20a) direction on be arranged side by side, can effectively utilize the space in housing 10. As shown in Figure 2, projector1 inner member configuration is compact, utilizes the first fan module 18 and the second fan module 20 still can efficiently radiates heat.
In addition, the first fan module 18 and the second fan module 20 all have heat radiation effect to control circuit module 16Really. In the present embodiment, control circuit module 16 comprises power supply module 162 and voltage-stablizer 164, to overlookAngle, voltage-stablizer 164 is overlapping with power supply module 162, between voltage-stablizer 164 and power supply module 162, depositsHave space 166 that air-flow 19 can be passed through, its side-looking configuration schematic diagram as shown in Figure 3. The first air intake vent 182Contiguous and towards power supply module 162 and voltage-stablizer 164, the second air intake vents 206 are contiguous and towards power supply module162. Therefore, the heat radiation of the main burden voltage-stablizer 164 of the first fan module 18 and light source module 14, secondThe heat radiation of the main burden ray machine 12 of fan module 20, the heat that control circuit module 16 produces is by the first fan mouldGroup 18 and the second fan module 20 are born jointly. This heat radiation be assigned help balance the first fan module 18 andThe heat radiation burden of the second fan module 20, also can avoid the first fan module 18 and the second fan module 20Running power is too high and have a bad impact (for example power consumption, service life shorten).
Supplementary notes, in fact, power supply module 162 and voltage-stablizer 164 also must be arranged side by side. AsShown in Fig. 4, according to power supply module 162' and the voltage stabilizing of the control circuit module 16' of the projector of another embodimentDevice 164' adopts and is arranged side by side, and its side-looking configuration schematic diagram as shown in Figure 5. Projector shown in Fig. 4 and frontState projector's 1 structure roughly the same, therefore continue to use the component symbol of projector 1; About the projection shown in Fig. 4Other of machine illustrate, can consult the related description of projector 1, separately do not repeat. As shown in Figure 4, power supply mouldThe heat radiation of group 162' is only born by the second fan module 20. The heat producing due to general power supply module is less than relativelyThe heat that voltage-stablizer produces, therefore the configuration shown in Fig. 4 still has balance the first fan module 18 and the second fan moduleEffect of 20 heat radiation burden.
Refer to Fig. 6 to Fig. 8, Fig. 6 overlooks configuration schematic diagram according to the projector 3 of another embodiment, figure7 is the schematic perspective view of projector 3, and Fig. 8 is the second fan module 20 side-looking configuration signals of projector 3Figure. Projector 3 is roughly the same with aforementioned projector 1 structure, therefore continue to use the component symbol of projector 1; CloseIn other explanations of projector 3, can consult the related description of projector 1, separately do not repeat. In projector 3In, housing 10 has the 3rd ventilation device 110, the second fan modules 20 in its bottom 10a and can utilize suitablyGuiding structural, with by contiguous the second air intake vent 206' of the second fan module 20 and towards the 3rd ventilation device110 arrange, for example, be fixed on the housing of centrifugal fan 202 of the second fan module 20 to guide with baffle plateAir-flow 21' from the 3rd ventilation device 110 enters centrifugal fan from the second axial rotary 20a of centrifugal fan 202202, air-flow 21' blows via the flow-guiding structure 204 of the second fan module 20 after centrifugal fan 202 pressurizations againTo ray machine 12. Air-flow 21' enters housing 10 from housing 10 belows, and air-flow 19' enters from housing 10 sidesHousing 10, direction and air-flow 19' that air-flow 21' enters the second fan module 20 enter the first fan module 18Direction difference, without using aforementioned separator plate 24 can effectively make air-flow 19', 21' be independent of each other. AddBright, in the present embodiment, because of the obstruct without dividing plate 24, the second fan module 20 is to corresponding to settingThe space of control circuit module 16 is also without impact, and air-flow 19' does not limit and only flows through corresponding to voltage-stablizer 164 is setSpace, therefore, in principle, the region of contiguous the first ventilation device 106 all more or less can be subject to air-flowThe impact of 19', thereby can obtain the effectiveness of heat radiation.
Refer to Fig. 9, it is for to overlook configuration schematic diagram according to the projector 5 of another embodiment. Projector 5 withAforementioned projector 1 structure is roughly the same, therefore continue to use the component symbol of projector 1; About its of projector 5He illustrates, can consult the related description of projector 1, does not separately repeat. In projector 5, control circuit mouldGroup 16 " (comprise power supply module 162 " and voltage-stablizer 164 ") are born heat radiation by the first fan module 18, and straightConnect and use dividing plate 24'(for example directly to realize with the structure floor in housing 10) by control circuit module 16 " separate,Make control circuit module 16 and " be not subject to the interference of the second fan module 20 completely and be that the first fan module 18 is looseHeat. Now, the second fan module 20 of projector 5 can adopt the second fan module 20 of projector 1, alsoCan adopt the second fan module 20 of projector 3, all can not affect control circuit module 16 " heat radiation. Yu BenIn embodiment, projector 5 adopts the second fan module 20 of projector 3. In addition, first of housing 10 is logicalThe setting that range fit dividing plate 24' is set of depressed structure 106' and only corresponding to control circuit module 16 ", but thisInvention is not as limit.
Refer to Figure 10, it is for to overlook configuration schematic diagram according to the projector 7 of another embodiment. Projector 7Roughly the same with aforementioned projector 5 structures, therefore continue to use the component symbol of projector 5; About projector 7Other illustrate, can consult the related description of projector 1,5, separately do not repeat. Under the allowing of space configuration (asBetween figure median septum 24' and projection lens, have suitable space), the second fan module 20' of projector 7 comprises twoIndividual centrifugal fan 202a, 202b (its axial rotary is shown in figure with center line) and two flow-guiding structure 204a, 204b.Centrifugal fan 202a, 202b are parallel to projecting direction 22a and are arranged at the relative both sides of projection lens 22, Yi JiliThe heart is fanned the axial rotary (being shown in Figure 10 with center line) of 202a, 202b all perpendicular to projecting direction 22a,Can save centrifugal fan 202a, 202b required space is set. The corresponding connection of flow-guiding structure 204a, 204b is centrifugalThe air outlet of fan 202a, 202b, is led with air-flow 21a, 21b that centrifugal fan 202a, 202b are producedStream, shunting. Other explanations of centrifugal fan 202a, 202b can be consulted centrifugal fan 202 relevant of projector 3Illustrate, separately do not repeat. Flow-guiding structure 204a comprises access portal 2042a, 2044a, respectively towards a point optical modeGroup 122 and this at least one light modulation module 124; Flow-guiding structure 204b comprises access portal 2042b, 2044b,All towards this at least one light modulation module 124. In the present embodiment, the second air-out of the second fan module 20'Mouth is realized by access portal 2042a, 2044a, 2042b, 2044b, access portal 2044a, 2042b,The magnitude setting of 2044b can coordinate the design of light modulation module 124 and determine for example this at least one light modulation module124 comprise three optic modulating devices, to produce respectively RGB image light. In the present embodiment, the second fanModule 20' utilizes multiple centrifugal fan 202a, 202b to carry out improving heat radiation efficiency, especially to light modulation module 124Radiating efficiency.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the claims in the present invention changeWith modification, all should belong to covering scope of the present invention.
Claims (9)
1. a projector, is characterized in that, comprises:
Housing;
Ray machine, is arranged in this housing;
Light source module, is arranged in this housing;
Control circuit module, is arranged in this housing;
The first fan module, for aerofoil fan module, be arranged in this housing and there is the first air intake vent and the first air outlet, this first air intake vent is contiguous and towards this control circuit module, this first air outlet is contiguous and towards this light source module, this the first fan module produces air-flow, this air-flow sequentially flow through this control circuit module, this first fan module and this light source module; And
The second fan module, is arranged in this housing and has the second air outlet, contiguous this ray machine of this second air outlet; And
Projection lens, this projection lens is coupled to this ray machine, wherein this housing has first side and the second side adjacent to this first side, this projection lens stretches out in this first side in this housing, this first side has the first ventilation device, this second side has the second ventilation device, this second ventilation device is away from this first side, this first air intake vent is towards this first ventilation device and contiguous this second ventilation device of this first air outlet, make this air-flow flow into this housing and flow out this housing along second direction via this second ventilation device via this first ventilation device along first direction, this first direction is perpendicular to this second direction, and this second direction is the direction away from this projection lens.
2. projector as claimed in claim 1, it is characterized in that, this the second fan module has the second air intake vent, this second air intake vent is contiguous and towards this control circuit module, this the second fan module comprises centrifugal fan and flow-guiding structure, this flow-guiding structure connects the air outlet of this centrifugal fan and comprises this second air outlet, this second air outlet comprises first passage opening and at least one second channel opening, this ray machine comprises splitting module and at least one light modulation module, this first passage opening is contiguous and towards this splitting module, this at least one second channel opening is respectively adjacent to and towards this at least one light modulation module.
3. projector as claimed in claim 1, it is characterized in that, this control circuit module comprises power supply module and voltage-stablizer, this voltage-stablizer and this power supply module are overlapping, and between this voltage-stablizer and this power supply module, have space this air flow energy is passed through, this first air intake vent is contiguous and towards this power supply module and this voltage-stablizer.
4. projector as claimed in claim 1, is characterized in that, also comprises dividing plate, and this dividing plate is arranged in this housing and between this first fan module and this second fan module.
5. projector as claimed in claim 4, is characterized in that, the direction of the direction of this first air intake vent and this first air outlet is all parallel with this dividing plate.
6. projector as claimed in claim 1, it is characterized in that, this the first fan module has the first axial rotary, this the second fan module has the second axial rotary, this the first fan module and this second fan module are arranged side by side in the direction perpendicular to this first axial rotary, and this first axial rotary is parallel with this second axial rotary.
7. projector as claimed in claim 1, it is characterized in that, also comprise projection lens, wherein this housing comprises side and bottom, this projection lens stretches out in this side in this housing, this bottom has the 3rd ventilation device, and this second fan module has the second air intake vent, and this second air intake vent is contiguous and towards the 3rd ventilation device.
8. projector as claimed in claim 1, it is characterized in that, this the first fan module is arranged between this control circuit module and this light source module, and this second fan module is arranged between this control circuit module and this ray machine, and this first fan module and this second fan module are arranged side by side.
9. projector as claimed in claim 1, it is characterized in that, also comprise projection lens, this projection lens is coupled to this ray machine, wherein this projection lens has projecting direction, this the second fan module comprises two centrifugal fans, the relative both sides that these two centrifugal fans are parallel to this projecting direction and are arranged at respectively this projection lens.
Priority Applications (1)
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CN201410328916.XA CN104049443B (en) | 2014-07-11 | 2014-07-11 | Projector |
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CN201410328916.XA CN104049443B (en) | 2014-07-11 | 2014-07-11 | Projector |
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CN104049443B true CN104049443B (en) | 2016-05-11 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106896629B (en) * | 2015-12-18 | 2018-11-06 | 鸿富锦精密工业(武汉)有限公司 | Projecting apparatus |
CN108391110A (en) * | 2018-04-28 | 2018-08-10 | 深圳暴风统帅科技有限公司 | A kind of projection device |
CN110750027B (en) * | 2019-09-29 | 2021-10-19 | 深圳市火乐科技发展有限公司 | Projector with a light source |
CN113721411B (en) * | 2020-05-26 | 2023-08-18 | 苏州佳世达光电有限公司 | Liquid crystal projector |
CN112835251A (en) * | 2021-01-18 | 2021-05-25 | 青岛海信激光显示股份有限公司 | Laser projection device |
CN114563902B (en) * | 2022-03-11 | 2023-10-03 | 深圳市火乐科技发展有限公司 | Projection optical machine and projection equipment |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4941460B2 (en) * | 2008-12-01 | 2012-05-30 | セイコーエプソン株式会社 | projector |
CN101644881B (en) * | 2009-09-03 | 2012-06-06 | 苏州佳世达光电有限公司 | Projector |
TW201122710A (en) * | 2009-12-31 | 2011-07-01 | Qisda Corp | LED light source projector apparatus |
CN102073205A (en) * | 2010-11-26 | 2011-05-25 | 苏州佳世达光电有限公司 | Heat radiation structure and projector thereof |
CN103713450B (en) * | 2012-09-28 | 2016-02-24 | 中强光电股份有限公司 | Projection arrangement |
CN103499909B (en) * | 2013-09-25 | 2015-06-10 | 苏州佳世达光电有限公司 | Projection device |
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