CN211348967U

CN211348967U - Silicon-based liquid crystal display screen with lighting device

Info

Publication number: CN211348967U
Application number: CN202020386824.8U
Authority: CN
Inventors: 邓长东
Original assignee: Shenzhen Huaxin Century Technology Co ltd
Current assignee: Shenzhen Huaxin Century Technology Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-08-25
Anticipated expiration: 2030-03-24

Abstract

The utility model provides a silicon-based liquid crystal display screen with a lighting device, which comprises a protective rear cover, an integrated circuit board, an optical projection module, a first prism, an optical filter, a polarizing beam splitter, a condenser lens, a high-intensity bulb and a projection lens, wherein the rear end face of the projection screen is provided with the optical projection module, the rear end face of the optical projection module is provided with the integrated circuit board, the rear end face of a protective frame is provided with the protective rear cover, the high-intensity bulb is arranged inside the integrated circuit board, the condenser lens is arranged at the front side of the high-intensity bulb, the polarizing beam splitter is arranged at the front side of the condenser lens, the optical filters are symmetrically arranged at the upper side and the lower side of the polarizing beam splitter, the first prism is symmetrically arranged at the upper side and the lower side of the projection lens, the design solves the problem that the display brightness of the original, the practicability is strong.

Description

Silicon-based liquid crystal display screen with lighting device

Technical Field

The utility model relates to a take lighting device's silicon-based liquid crystal display belongs to guitar production facility technical field.

Background

Liquid crystal on silicon (lcos), also called lcos, is a reflective mode based matrix liquid crystal display device with very small dimensions. The matrix is fabricated on a silicon chip using CMOS technology. The LCOS display refers to a reflective liquid crystal display formed on a silicon wafer. The liquid crystal is encapsulated between a silicon wafer and a glass substrate, and circuits such as an active matrix required for pixels are fabricated on the silicon wafer using CMOS technology. LCOS is therefore a liquid crystal flat panel reflective display technology based on conventional CMOS silicon processing.

Although the existing silicon-based liquid crystal display screen has low power consumption and low manufacturing cost, the display brightness of the silicon-based liquid crystal display screen is limited in the actual use process, once the display content of the display screen can not be seen clearly under strong light, the practicability is poor, and a silicon-based liquid crystal display screen with a lighting device is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a take lighting device's silicon-based liquid crystal display to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure makes silicon-based liquid crystal display show luminance higher, and the practicality is strong.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a silicon-based liquid crystal display screen with a lighting device comprises a projection screen, a protective frame, fixing screws and a brightness enhancing mechanism, wherein the protective frame is clamped on the front end face of the projection screen, the fixing screws are symmetrically arranged on the left side and the right side inside the protective frame, the brightness enhancing mechanism is arranged on the rear side of the projection screen and comprises a protective rear cover, an integrated circuit board, an optical projection module, a first prism, an optical filter, a polarized beam splitter, a condenser lens, a high-intensity bulb, a second prism and a projection lens, the optical projection module is arranged on the rear end face of the projection screen, the integrated circuit board is arranged on the rear end face of the optical projection module, the protective rear cover is arranged on the rear end face of the protective frame, the high-intensity bulb is arranged inside the integrated circuit board, the condenser lens is arranged on the front side of the high-intensity bulb, the polarized beam splitter is arranged, the polarization beam splitter is characterized in that filters are symmetrically arranged on the upper side and the lower side of the polarization beam splitter, a second prism is arranged on the front side of the polarization beam splitter, a projection lens is arranged on the front side of the second prism, and first prisms are symmetrically arranged on the upper side and the lower side of the projection lens.

Furthermore, the optical filters are provided with three groups, and the three groups of optical filters are electrically connected with an external LCOS display screen controller through an integrated circuit board.

Further, first prism is equipped with two sets ofly, and two sets of first prisms are high structure after low before the front, the second prism is equipped with three sets ofly, and three sets of second prisms are low structure after high before being.

Furthermore, the high-intensity bulbs are provided with multiple groups, and the specifications of the multiple groups of high-intensity bulbs are the same.

Furthermore, the polarized beam splitter, the optical filter and the high-intensity bulb are electrically connected through an integrated circuit board, and a central processing unit is arranged inside the integrated circuit board.

Further, the light beam emitted by the high-intensity bulb when being electrified is dispersed into red light, green light and blue light by the polarized beam splitter, wherein the red light is irradiated towards the upper side, the green light is irradiated towards the front side, and the blue light is irradiated towards the lower side.

The utility model has the advantages that: the utility model discloses a take lighting device's silicon-based liquid crystal display, because of the utility model discloses having added protection back lid, integrated circuit board, optics projection module, first prism, filter, polarizing beam splitter, collector lens, high strength bulb, second prism and projection lens, this design can effectively strengthen silicon-based liquid crystal display shows luminance, has solved the problem that original silicon-based liquid crystal display shows luminance low, has improved the utility model discloses an increase luminance effect.

Because the optical filter is provided with three groups, and three groups of optical filters are all electrically connected with an external LCOS display screen controller through the integrated circuit board, the design is convenient for intensifying the color of the light beam and then projecting the light beam to the first prism and the second prism, because the polarized light beam splitter, the optical filter and the high-intensity bulb are all electrically connected through the integrated circuit board, the integrated circuit board is internally provided with a central processing unit, the design is convenient for the central processing unit to control the polarized light beam splitter, the optical filter and the high-intensity bulb to be electrified and operated, the light beam emitted because the high-intensity bulb is electrified can be dispersed into red light, green light and blue light through the polarized light beam splitter, the red light is irradiated to the upper side, the green light is irradiated to the front side, and the blue light is irradiated to the lower side, the design ensures that the picture displayed by the projection screen is clearer and brighter, the utility model has reasonable, the practicability is strong.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a silicon-based liquid crystal display screen with a lighting device according to the present invention;

fig. 2 is a left side sectional view of the brightness enhancement mechanism in a silicon-based liquid crystal display with an illumination device according to the present invention;

fig. 3 is a schematic circuit diagram of a brightness enhancement mechanism in a silicon-based liquid crystal display with a lighting device according to the present invention;

in the figure: the system comprises a projection screen 1, a protection frame 2, a fixing screw 3, a brightness enhancing mechanism 4, a protection rear cover 41, an integrated circuit board 42, an optical projection module 43, a first prism 44, a filter 45, a polarized beam splitter 46, a condenser lens 47, a high-intensity bulb 48, a second prism 49 and a projection lens 411.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a take lighting device's silicon-based liquid crystal display, includes projection screen 1, protective frame 2, set screw 3 and reinforcing luminance mechanism 4, and the terminal surface clamps protective frame 2 before projection screen 1, and set screw 3 is installed to the inside left and right sides symmetry of

protective frame

2, and 1 rear sides of projection screen are provided with reinforcing luminance mechanism 4.

The brightness enhancement mechanism 4 comprises a protective rear cover 41, an integrated circuit board 42, an optical projection module 43, a first prism 44, an optical filter 45, a polarized beam splitter 46, a condenser lens 47, a high-intensity bulb 48, a second prism 49 and a projection lens 411, the optical projection module 43 is arranged on the rear end face of the projection screen 1, the integrated circuit board 42 is arranged on the rear end face of the optical projection module 43, the protective rear cover 41 is arranged on the rear end face of the protective frame 2, the high-intensity bulb 48 is arranged inside the integrated circuit board 42, the condenser lens 47 is arranged on the front side of the high-intensity bulb 48, the polarized beam splitter 46 is arranged on the front side of the condenser lens 47, the optical filters 45 are symmetrically arranged on the upper and lower sides of the polarized beam splitter 46, the second prism 49 is arranged on the front side of the polarized beam splitter 46, the projection lens 411 is arranged on the front side of the second prism 49, the, the design solves the problem that the display brightness of the original silicon-based liquid crystal display screen is low.

The light filters 45 are provided with three groups, the three groups of light filters 45 are electrically connected with an external LCOS display screen controller through an integrated circuit board 42, the design is convenient for color enhancement of light beams to be projected to a first prism 44 and a second prism 49, the first prism 44 is provided with two groups, the two groups of first prisms 44 are both in a front-low and rear-high structure, the second prism 49 is provided with three groups, the three groups of second prisms 49 are in a front-high and rear-low structure, the design is convenient for the first prism 44 and the second prism 49 to refract the light beams and finally refract the light beams into a projection lens 411, the high-intensity bulbs 48 are provided with multiple groups, the specifications of the multiple groups of high-intensity bulbs 48 are the same, the brightness of the high-intensity bulbs 48 is effectively improved, the polarized light beam splitter 46, the light filters 45 and the high-intensity bulbs 48 are electrically connected through the integrated circuit board 42, a central processor is arranged inside the integrated circuit board 42, and the, The filter 45 and the high-intensity bulb 48 are powered on to work, light beams emitted by the high-intensity bulb 48 after being powered on can be dispersed into red light, green light and blue light through the polarized light beam splitter 46, the red light is irradiated towards the upper side, the green light is irradiated towards the front side, and the blue light is irradiated towards the lower side, so that the picture displayed by the projection screen 1 is clearer and brighter.

As an embodiment of the present invention: when the projection screen 1 needs to be powered on to display a picture, the central processing unit is turned on, the central processing unit controls the high-intensity bulb 48 to be powered on and emit light through the integrated circuit board 42, at this time, the light firstly passes through the condenser lens 47, the condenser lens 47 is responsible for focusing and aligning the light and then projects the light into the polarization beam splitter 46, the polarization beam splitter 46 splits the light into three light beams, the light beams respectively pass through the filters 45 for adding red, green and blue, and the light beams passing through the filters 45 will irradiate the corresponding first prism 44 or second prism 49, at this time, the first prism 44 and second prism 49 will refract and concentrate the light beams together to generate an image to be refracted into the projection lens 411, the projection lens 411 enlarges the image and projects the image onto the projection screen 1 through the optical projection module 43, so that the projection screen 1 displays the image, and the display brightness is enhanced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a take lighting device's silicon-based liquid crystal display, includes projection screen, protective frame, set screw and reinforcing luminance mechanism, its characterized in that: a protection frame is clamped on the front end face of the projection screen, fixing screws are symmetrically arranged on the left side and the right side inside the protection frame, and a brightness enhancing mechanism is arranged on the rear side of the projection screen;

the brightness enhancement mechanism comprises a protection rear cover, an integrated circuit board, an optical projection module, a first prism, an optical filter, a polarized beam splitter, a condenser lens, a high-intensity bulb, a second prism and a projection lens, wherein the optical projection module is arranged on the rear end face of the projection screen, the integrated circuit board is arranged on the rear end face of the optical projection module, the protection rear cover is installed on the rear end face of the protection frame, the high-intensity bulb is arranged inside the integrated circuit board, the condenser lens is arranged on the front side of the high-intensity bulb, the polarized beam splitter is arranged on the front side of the condenser lens, the optical filters are symmetrically arranged on the upper side and the lower side of the polarized beam splitter, the second prism is arranged on the front side of the second prism, and the first prism is symmetrically arranged on the upper side and the lower side of the projection lens.

2. A silicon-based liquid crystal display panel with illumination device as defined in claim 1, wherein: the optical filters are provided with three groups, and the three groups of optical filters are electrically connected with an external LCOS display screen controller through an integrated circuit board.

3. A silicon-based liquid crystal display panel with illumination device as defined in claim 1, wherein: the first prisms are provided with two groups, the two groups of first prisms are front-low back-high structures, the second prisms are provided with three groups, and the three groups of second prisms are front-high back-low structures.

4. A silicon-based liquid crystal display panel with illumination device as defined in claim 1, wherein: the high-strength bulbs are provided with multiple groups, and the specifications of the multiple groups of high-strength bulbs are the same.

5. A silicon-based liquid crystal display panel with illumination device as defined in claim 1, wherein: the polarized beam splitter, the filter and the high-intensity bulb are electrically connected through an integrated circuit board, and a central processing unit is arranged inside the integrated circuit board.

6. A silicon-based liquid crystal display panel with illumination device as defined in claim 1, wherein: the light beam emitted by the high-intensity bulb after being electrified is dispersed into red light, green light and blue light through the polarized light beam splitter, wherein the red light is irradiated to the upper side, the green light is irradiated to the front side, and the blue light is irradiated to the lower side.