CN204856015U - LCD projector - Google Patents
LCD projector Download PDFInfo
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- CN204856015U CN204856015U CN201520439749.6U CN201520439749U CN204856015U CN 204856015 U CN204856015 U CN 204856015U CN 201520439749 U CN201520439749 U CN 201520439749U CN 204856015 U CN204856015 U CN 204856015U
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Abstract
The utility model provides a LCD projector, include: the machine case, the display module, the sound subassembly, dirver circuit board, the signal processing subassembly, power supply module and radiator unit, the display module, sound subassembly, dirver circuit board, signal processing subassembly, power supply module and radiator unit all set up in quick -witted incasement portion, and the display module includes camera lens, reflector, preceding luxuriant and rich with fragrance mirror, LCD screen, afterwards luxuriant and rich with fragrance mirror and light -emitting component, the utility model discloses a LCD projector still includes the trapezoidal correcting plate of electron. Use the utility model provides a LCD projector, inner structure is compact, can carry out the trapezoidal correction of electron, convenient operation to projected image.
Description
Technical field
The utility model belongs to display projection art, particularly relates to a kind of LCD projector.
Background technology
Projector is a kind of by image or VIDEO PROJECTION to the equipment on curtain, same to computing machine, VCD, DVD, BD, game machine, DV etc. can being connected, and playing corresponding vision signal by different interfaces.Projector's technology is a kind of complexity, comprises the interdisciplinary technology of display transducer, optics, electronics, and projector, since appearance, has just been subject to people and has paid attention to, be widely used in business presentations, office, daily teaching, the fields such as amusement.
Four types CRT (CathodeRayTube) cathode ray tube projector can be divided into according to projector's image device and structural principle, LCD (LiquidCrystalDisplay) liquid crystal projector, DLP (DigitalLightingProcess) digital light processing projector and LCOS (LiquidCrystalonSilicon) reflecting liquid crystal projector, also have and projector be divided into emission type and non-emissive two type.
CRT projector technology and CRT monitor similar, be early stage projector's technology, its principle sends three kinds of light by RGB three cathode-ray tube (CRT)s, overlaps on screen, form image, its feature is beautiful in colour, Well-recovered, and geometric distortion easily adjusts, shortcoming is that resolution is low, brightness is low, and volume is large, complicated operation.
LCD projector technology is transmittive projection technology, it is projector's technology the most ripe at present, after light sends from light source (bulb), after session, isolate RGB three primary colours light beam, get on three pieces of liquid crystal boards, liquid crystal drive system modulates the Penetration ration of three primary colours on liquid crystal board by picture signal, three coloured light combined color images of transmission.LCD projection picture of projector is beautiful in colour, and image restoring is true, and color saturation is high.
DLP projector technology is reflection type projection machine technology, it is projector's technology that development in recent years is got up, it is called as digital light treatment technology, its core devices is DMD (DigitalMicromirrorDevice) i.e. micro mirror device, invented nineteen eighty-three by Texas Instruments, it adopts semiconductor fabrication, be made up of high-speed figure formula reflex switch array, controlled by two light pulses, after light beam sends from light source, through light siphunculus, by the colour wheel of High Rotation Speed, scioptics group, transmission is on DMD again, the upper micro-reflector subject image signal of DMD controls to transmit image on projection screen.
LCOS projector adopts reflective structure, and adopt the CMOS integrated chip scribbling liquid crystal silicon as reflective substrate, control circuit, on substrate, can improve transmittance like this, achieves larger light output and the resolution of Geng Gao.
Existing projector is when installing and using, conveniently install and do not affect the sight line of beholder, projector can not accomplish perpendicular to projection screen and just to the center of projection screen, this sampled images can produce error, become trapezoidal instead of rectangle, traditional keystone is mechanical type optical correction, operates very inconvenient.
Utility model content
In order to solve existing projector because can error do not produced perpendicular to projection screen image, become trapezoidal, traditional keystone is mechanical type optical correction, the technical matters of inconvenient operation, need a kind of novel projector, inner structure is compact, can carry out keystone to projected image, easy to operate.
The utility model provides a kind of LCD projector, comprise: cabinet, display module, acoustic assembly, drive circuit board, signal processing component, power supply module and radiating subassembly, display module, acoustic assembly, drive circuit board, signal processing component, power supply module and radiating subassembly are all arranged at cabinet inside, the input end of signal processing component is connected with signal wire, and the output terminal of signal processing component is connected with drive circuit board, and drive circuit board is connected with display module and acoustic assembly, power supply module and drive circuit board, signal processing component is connected with radiating subassembly.
Further, cabinet comprises front shroud, back shroud, left cover, right cover plate, lamina tecti and bottom plate, cabinet front shroud has lens through hole and air-inlet window, rear cover for case plate has correction through hole, power vias, switch through hole and signal input through hole, cabinet left cover has loudspeaker through hole, and cabinet right cover plate has air outlet window and loudspeaker through hole.
Further, display module comprises camera lens, reflective mirror, front luxuriant and rich with fragrance mirror, liquid crystal display, rear luxuriant and rich with fragrance mirror and luminescence component, camera lens is arranged at inside cabinet front shroud, and it is adaptive with the lens through hole of cabinet front shroud, reflective mirror is arranged at after camera lens, and be vertically located on cabinet bottom plate, front luxuriant and rich with fragrance mirror, liquid crystal display and rear luxuriant and rich with fragrance mirror are all vertically located in the zone line of cabinet bottom plate, front luxuriant and rich with fragrance mirror and rear luxuriant and rich with fragrance mirror be arranged in parallel, liquid crystal display is arranged between front luxuriant and rich with fragrance mirror and rear luxuriant and rich with fragrance mirror, and parallel with rear luxuriant and rich with fragrance mirror with front luxuriant and rich with fragrance mirror, luminescence component is arranged at after rear luxuriant and rich with fragrance mirror.
Further, acoustic assembly comprises left horn and right horn, and left horn is arranged at inside cabinet left cover, and adaptive with the loudspeaker through hole of cabinet left cover, and right horn is arranged at inside cabinet right cover plate, and adaptive with the loudspeaker through hole of cabinet right cover plate.
Further, drive circuit board is horizontally located in above cabinet bottom plate, and drive circuit board is connected with liquid crystal display by winding displacement.
Further, signal processing component comprises multiple signal input interface and tuner plate, tuner plate is arranged at inside rear cover for case plate, the signal of multiple signal input interface and rear cover for case plate inputs through hole adaptation, and multiple signal input interface is connected with tuner plate, tuner plate is connected with drive circuit board.
Further, power supply module comprises driving power plate, power interface and power switch, and power interface is arranged at inside rear cover for case plate, and adaptive with the power vias of rear cover for case plate, power switch is arranged on rear cover for case plate, and the switch through hole of power switch and rear cover for case plate is adaptive.
Further, radiating subassembly comprises fan, turbofan and heating radiator, and fan and heating radiator are arranged at inside cabinet right cover plate, and turbofan is arranged at inside rear cover for case plate.
Further, projector also comprises keystone knob, and keystone knob is arranged on rear cover for case plate.
Further, LCD projector of the present utility model also comprises electronic keystone correction plate, and electronic keystone correction plate is connected with drive circuit board by winding displacement.
The LCD projector that application the utility model provides, inner structure is compact, can carry out electronic keystone correction to projected image, easy to operate.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is LCD projector of the present utility model product structure vertical view;
Fig. 2 is LCD projector of the present utility model product structure front view;
Fig. 3 is LCD projector of the present utility model product structure rear view;
Fig. 4 is LCD projector of the present utility model product structure left view;
Fig. 5 is LCD projector of the present utility model product structure right view;
Fig. 6 is LCD projector of the present utility model inner structure schematic diagram.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
Specific embodiment
As shown in Figure 1, for LCD projector of the present utility model product structure vertical view, as shown in Figure 2, be LCD projector of the present utility model product structure front view, as shown in Figure 3, for LCD projector of the present utility model product structure rear view, as shown in Figure 4, be LCD projector of the present utility model product structure left view, as shown in Figure 5, for LCD projector of the present utility model product structure right view, as shown in Figure 6, be LCD projector of the present utility model inner structure schematic diagram.
LCD projector (100) comprising: cabinet, display module, acoustic assembly, drive circuit board, signal processing component, power supply module and radiating subassembly, display module, acoustic assembly, drive circuit board, signal processing component, power supply module and radiating subassembly are all arranged at cabinet inside, and the input end of signal processing component is connected with signal wire, the output terminal of signal processing component is connected with drive circuit board, drive circuit board is connected with display module and acoustic assembly, and power supply module and drive circuit board, signal processing component is connected with radiating subassembly.
Cabinet is solid type casing, the material of case box is cold-rolled steel sheet or plastic casing, cabinet comprises front shroud, back shroud, left cover, right cover plate, lamina tecti and bottom plate, cabinet front shroud has lens through hole and air-inlet window, rear cover for case plate has correction through hole, power vias, switch through hole and signal input through hole, cabinet left cover has loudspeaker through hole, and cabinet right cover plate has air outlet window and loudspeaker through hole.
Display module comprises: camera lens (102), reflective mirror (104), front luxuriant and rich with fragrance mirror (106), liquid crystal display (108), rear luxuriant and rich with fragrance mirror (110) and luminescence component (112), camera lens is arranged at inside cabinet front shroud, and the lens through hole of camera lens and cabinet front shroud is adaptive.Reflective mirror is that 45 ゜ angles are arranged at after camera lens, and reflective mirror is vertically located on cabinet bottom plate.Front luxuriant and rich with fragrance mirror, liquid crystal display and rear luxuriant and rich with fragrance mirror are all vertically located in the zone line of cabinet bottom plate, and it is corresponding with the minute surface of reflective mirror, front luxuriant and rich with fragrance mirror and rear luxuriant and rich with fragrance mirror be arranged in parallel, and liquid crystal display is arranged between front luxuriant and rich with fragrance mirror and rear luxuriant and rich with fragrance mirror, and liquid crystal display is parallel with rear luxuriant and rich with fragrance mirror with front luxuriant and rich with fragrance mirror.Luminescence component is arranged at after rear luxuriant and rich with fragrance mirror, and corresponding with rear luxuriant and rich with fragrance mirror.
Acoustic assembly comprises left horn and right horn, and left horn is arranged at inside cabinet left cover, and adaptive with the loudspeaker through hole of cabinet left cover, and right horn is arranged at inside cabinet right cover plate, and adaptive with the loudspeaker through hole of cabinet right cover plate.
Drive circuit board (114) is horizontally located in above cabinet bottom plate, be positioned at after rear luxuriant and rich with fragrance mirror, and drive circuit board is connected with liquid crystal display by winding displacement.
Signal processing component comprises multiple signal input interface and tuner plate, tuner plate is arranged at inside rear cover for case plate, the signal of multiple signal input interface and rear cover for case plate inputs through hole adaptation, and multiple signal input interface is connected with tuner plate, tuner plate is connected with drive circuit board.
Power supply module comprises driving power plate, power interface and power switch, power interface is arranged at inside rear cover for case plate, and the power vias of power interface and rear cover for case plate is adaptive, power switch is arranged on rear cover for case plate, and the switch through hole of power switch and rear cover for case plate is adaptive, driving power plate is fixedly arranged on cabinet bottom plate, and driving power plate is connected with power interface and power switch.
Radiating subassembly comprises fan, turbofan and heating radiator, and fan and heating radiator are arranged at inside cabinet right cover plate, and corresponding with the air outlet window of cabinet right cover plate, and turbofan is arranged at inside rear cover for case plate.
LCD projector also comprises keystone knob, and keystone knob is arranged on rear cover for case plate, and the correction through hole of keystone knob and rear cover for case plate is adaptive.
Further, LCD projector of the present utility model also comprises electronic keystone correction plate (116), and electronic keystone correction plate is connected with drive circuit board by winding displacement, and winding displacement is 50-50FPC winding displacement.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, improvement, equivalent replacement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a LCD projector, comprise: cabinet, display module, acoustic assembly, drive circuit board, signal processing component, power supply module and radiating subassembly, described display module, described acoustic assembly, described drive circuit board, described signal processing component, described power supply module and described radiating subassembly are all arranged at described cabinet inside, the input end of described signal processing component is connected with signal wire, the output terminal of described signal processing component is connected with described drive circuit board, described drive circuit board is connected with described display module and described acoustic assembly, described power supply module and described drive circuit board, signal processing component is connected with radiating subassembly, it is characterized in that, described LCD projector also comprises electronic keystone correction plate, and described electronic keystone correction plate is connected with drive circuit board by winding displacement.
2. LCD projector according to claim 1, it is characterized in that: described cabinet is solid type casing, described cabinet comprises front shroud, back shroud, left cover, right cover plate, lamina tecti and bottom plate, described front shroud has lens through hole and air-inlet window, described back shroud has correction through hole, power vias, switch through hole and signal input through hole, described left cover has loudspeaker through hole, and described right cover plate has air outlet window and loudspeaker through hole.
3. LCD projector according to claim 2, it is characterized in that: described display module comprises camera lens, reflective mirror, front luxuriant and rich with fragrance mirror, liquid crystal display, rear luxuriant and rich with fragrance mirror and luminescence component, described camera lens is arranged at inside described front shroud, described reflective mirror is arranged at after described camera lens, described front luxuriant and rich with fragrance mirror, described liquid crystal display and described rear luxuriant and rich with fragrance mirror are all vertically located in the zone line of described bottom plate, described front luxuriant and rich with fragrance mirror and described rear luxuriant and rich with fragrance mirror be arranged in parallel, described liquid crystal display is arranged between described front luxuriant and rich with fragrance mirror and described rear luxuriant and rich with fragrance mirror, and described liquid crystal display is parallel with described rear luxuriant and rich with fragrance mirror with described front luxuriant and rich with fragrance mirror, described luminescence component is arranged at after described rear luxuriant and rich with fragrance mirror.
4. LCD projector according to claim 2, it is characterized in that: described acoustic assembly comprises left horn and right horn, described left horn is arranged at inside described cabinet left cover, and it is adaptive with the loudspeaker through hole of described cabinet left cover, described right horn is arranged at inside described cabinet right cover plate, and adaptive with the loudspeaker through hole of described cabinet right cover plate.
5. LCD projector according to claim 3, is characterized in that: described drive circuit board is horizontally located in above described cabinet bottom plate, and described drive circuit board is connected with described liquid crystal display by winding displacement.
6. LCD projector according to claim 5, it is characterized in that: described signal processing component comprises a plurality of signal input interface and tuner plate, described tuner plate is arranged at inside described rear cover for case plate, the signal of described a plurality of signal input interface and described rear cover for case plate inputs through hole adaptation, and described a plurality of signal input interface is connected with described tuner plate, described tuner plate is connected with described drive circuit board.
7. LCD projector according to claim 2, it is characterized in that: described power supply module comprises driving power plate, power interface and power switch, described power interface is arranged at inside described rear cover for case plate, and it is adaptive with the power vias of described rear cover for case plate, described power switch is arranged on described rear cover for case plate, and the switch through hole of described power switch and described rear cover for case plate is adaptive.
8. LCD projector according to claim 2, it is characterized in that: described radiating subassembly comprises fan, turbofan and heating radiator, described fan and described heating radiator are arranged at inside described cabinet right cover plate, and described turbofan is arranged at inside described rear cover for case plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439749.6U CN204856015U (en) | 2015-06-24 | 2015-06-24 | LCD projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439749.6U CN204856015U (en) | 2015-06-24 | 2015-06-24 | LCD projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204856015U true CN204856015U (en) | 2015-12-09 |
Family
ID=54746551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520439749.6U Expired - Fee Related CN204856015U (en) | 2015-06-24 | 2015-06-24 | LCD projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204856015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109669310A (en) * | 2018-12-27 | 2019-04-23 | 深圳市锐图技术有限公司 | Ray machine and projection device |
-
2015
- 2015-06-24 CN CN201520439749.6U patent/CN204856015U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109669310A (en) * | 2018-12-27 | 2019-04-23 | 深圳市锐图技术有限公司 | Ray machine and projection device |
| CN109669310B (en) * | 2018-12-27 | 2021-04-23 | 深圳紫晶光电科技有限公司 | Optical machine and projection equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20180624 |