Backlight source module of liquid crystal display device
A liquid crystal display device and backlight technology, applied in optics, fluorescent screen lamps, nonlinear optics, etc., can solve the problems of high vacuum degree, poor field emission intensity, poor conductivity, etc., achieve uniform current emission and improve uniformity , The effect of low power consumption
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Embodiment 1
[0030] A backlight module of a liquid crystal display device, such as figure 1 As shown, it includes an anode substrate 1, a cathode substrate 2 and a backlight frame 3, the anode substrate 1 is located at the top of the backlight frame 3, the cathode substrate 2 is located at the bottom of the backlight frame 3, the anode substrate 1 and the cathode substrate 2 Isolated by the adjustable bosses on both sides of the backlight frame 3, the anode substrate 1 is composed of a conductive substrate 11 and a fluorescent layer 12 arranged on the inner surface of the conductive substrate 11; the cathode substrate 2 has a transparent glass substrate 21, The transparent cathode 22 and grid 23 arranged on the surface of the glass substrate 21 and the doped composite carbon nanotubes 24 filled in the gap between the cathode 22 and the grid 23 .
[0031] The adjustable boss of the backlight frame, such as figure 2 As shown, it includes a boss body 31 , an adjusting screw 32 , a sliding c...
Embodiment 2
[0035] A backlight module of a liquid crystal display device, such as image 3 As shown, it includes an anode substrate 110, a cathode substrate 120, and a backlight frame 130. It is characterized in that: the anode substrate 110 is located at the top of the backlight frame 130, the cathode substrate 120 is located at the bottom of the backlight frame 130, and the anode substrate 110 and the cathode substrate 120 are separated by adjustable bosses on both sides of the backlight frame 130, the anode substrate 110 is composed of a conductive substrate 111 and a fluorescent layer 112 arranged on the inner surface of the conductive substrate 111; the cathode substrate 120 has a transparent A glass substrate 121, a transparent cathode 122 disposed on the surface of the glass substrate 121, and a doped composite carbon nanotube layer 123 disposed on the surface of the transparent cathode 122.
[0036]In the backlight module of the liquid crystal display device, a high-voltage electr...
Embodiment 3
[0038] The specific manufacturing steps of the doped composite carbon nanotubes of the present invention are as follows:
[0039] Step 31. Prepare a substrate. Preferably, the substrate is selected from transparent substrates, bio-fusion substrates, glass substrates or transparent glass substrates. Scribe the prepared substrates and clean the substrates;
[0040] Step 32, the carbon nanotubes prepared by the catalyst chemical vapor deposition (PECVD) method, select metal Ni as the metal catalyst, place the substrate with the prepared catalyst film on the heating table, the carbon source gas is composed of nitrogen and acetylene, and the reaction chamber Vacuum to 10 -3 mbar or lower pressure to remove impurities and water vapor, heat the heating platform to 650°C, apply voltage immediately to couple and generate plasma gas, and control the growth temperature at 750°C; control the height of carbon nanotubes by controlling the growth time;
[0041] Step 33, dissolving CuI and S...
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