CN217787968U

CN217787968U - Quantum dot LED lamp strip of high-color gamut backlight module

Info

Publication number: CN217787968U
Application number: CN202221850068.5U
Authority: CN
Inventors: 吴度松; 李葛定; 智俊锋; 余文书
Original assignee: Shengdoushi Intelligent Integrated Technology Shenzhen Co ltd
Current assignee: Shengdoushi Intelligent Integrated Technology Shenzhen Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-11-11
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses a high colour gamut backlight unit's quantum dot LED lamp strip relates to quantum dot LED lamp strip technical field, and its technical scheme is: the utility model discloses a base plate, base plate top fixed mounting quantum dot banks spare, base plate top fixed mounting circuit board, the even heat dissipation resin that coats in circuit board surface, the even fixed mounting copper pipe of base plate inner wall, the copper pipe passes the base plate and extends to the base plate below, copper pipe bottom fixed connection copper pipe skirt, ventilation hole one is evenly seted up on copper pipe skirt surface, base plate bottom fixed connection fin, fin thickness is 2 millimeters, the utility model discloses a set up the transparent conductive film of ITO, carry out electric connection with optics diaphragm and frame to the frame is in time discharged to the static that conveniently produces the optics diaphragm surface, thereby conveniently carries out the evacuation with static through the frame to the outside, thereby conveniently improves quantum dot LED lamp strip worker antistatic properties.

Description

Quantum dot LED lamp strip of high-color gamut backlight module

Technical Field

The utility model relates to a quantum dot LED lamp strip technical field, concretely relates to high color gamut backlight unit's quantum dot LED lamp strip.

Background

The quantum dot is an important low-dimensional semiconductor material, the size of the quantum dot in three dimensions is not more than twice of the exciton Bohr radius of the corresponding semiconductor material, the quantum dot is a nanometer-level semiconductor, the nanometer semiconductor material can emit light with specific frequency by applying a certain electric field or light pressure to the nanometer semiconductor material, the frequency of the emitted light can change along with the change of the size of the semiconductor, the color of the emitted light can be controlled by adjusting the size of the nanometer semiconductor, the color gamut of the backlight module can be conveniently increased by using a quantum technology, the display effect of the backlight module is improved, and the application of the quantum dot LED lamp strip is more and more extensive.

The prior art has the following defects: along with quantum dot LED lamp strip is when developing towards high colour gamut direction, because quantum dot LED lamp strip when carrying out high colour gamut demonstration, need consume more electric energy to in use produces great heat, can produce static simultaneously in time, has certain influence to quantum dot LED lamp strip use, needs in time dispel the heat and sparse static to quantum dot LED lamp strip.

Therefore, it is necessary to provide a quantum dot LED light bar of a high color gamut backlight module.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a high colour gamut backlight unit's quantum dot LED lamp strip through setting up the transparent conductive film of ITO, carries out electric connection with optics diaphragm and frame to the frame is in time discharged to the static that conveniently produces optics diaphragm surface, thereby conveniently disperses static to outside through the frame, thereby conveniently improves quantum dot LED lamp strip worker antistatic property, with the problem of solving among the background art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a high color gamut backlight unit's quantum dot LED lamp strip, includes the base plate, base plate top fixed mounting quantum dot banks spare, base plate top fixed mounting circuit board, the even heat dissipation resin that coats in circuit board surface, the even fixed mounting copper pipe of base plate inner wall, the copper pipe passes the base plate and extends to the base plate below, the even fixed mounting fin of copper pipe inner wall, copper bottom of tubes fixed connection copper pipe skirt, ventilation hole one is evenly seted up on copper pipe skirt surface, base plate bottom fixed connection fin, fin thickness is 2 millimeters, ventilation hole two is evenly seted up on the fin surface, base plate bottom fixed connection lifts the cover, it evenly sets up the bleeder vent to lift the cover bottom.

Preferably, the quantum lighting assembly comprises a quantum diaphragm, the quantum diaphragm is fixedly mounted at the top of the circuit board, blue light LED chips are uniformly distributed on the inner wall of the quantum diaphragm, and supporting blocks are fixedly mounted on the inner walls of the left end and the right end of the quantum diaphragm.

Preferably, the heat conducting adhesive tape is fixedly installed at the top of the quantum diaphragm, the connector is fixedly installed at the top of the right end of the quantum diaphragm, and the connector is electrically connected with the right end of the quantum diaphragm.

Preferably, the top of the quantum diaphragm is electrically connected with the reflector plate, the reflector plate is fixedly connected with the input end of the connector, the quantum dot LED lamp strip is fixedly mounted at the top of the reflector plate, and the quantum dot LED lamp strip is electrically connected with the connector.

Preferably, the top of the quantum dot LED light bar is fixedly connected with a light guide plate, and the top of the light guide plate is fixedly connected with an optical diaphragm.

Preferably, the frame is fixedly installed on the outer wall of the substrate, the outer walls of the left side and the right side of the optical diaphragm are fixedly connected with the ITO transparent conductive film, and the end part of the ITO transparent conductive film is fixedly connected with the inner wall of the frame.

Preferably, an insulating plate is fixedly installed on the inner wall of the bottom of the frame, the top of the insulating plate is fixedly connected with the bottom of the lifting cover, and the bottom of the insulating plate is fixedly connected with the conductive foam.

Preferably, the frame is a metal frame, and the bottom end of the frame is flush with the bottom of the conductive foam.

The utility model has the advantages that:

1. through the arrangement of the substrate and the fixed installation of the copper pipe in the substrate, a through ventilation structure is conveniently formed between the surface and the bottom of the substrate, heat generated in work of the quantum lighting assembly at the top of the substrate is conveniently discharged into the lifting cover through the copper pipe, so that heat dissipation is conveniently realized through the copper pipe, and heat dissipation is conveniently realized on the surface of the substrate by uniformly distributing the heat dissipation fins on the inner wall of the copper pipe, so that the stability of the quantum dot LED lamp strip during work is improved;

2. by arranging the ITO transparent conductive film, the optical film is electrically connected with the frame, so that static electricity generated on the surface of the optical film can be conveniently discharged to the frame in time, the static electricity can be conveniently evacuated outwards through the frame, and the electrostatic resistance of the quantum dot LED lamp strip can be conveniently improved;

3. through evenly setting up fin one in the base plate bottom to the convenience gives off the heat of base plate bottom in time through fin one, thereby conveniently makes quantum dot LED lamp strip be in suitable operating temperature, thereby conveniently improves quantum dot LED lamp strip life, and the consumption of the convenient energy can be saved simultaneously improves the economic nature that quantum dot LED lamp strip used.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the copper tube structure provided by the present invention;

FIG. 4 is a schematic view of the internal structure of the lift cap according to the present invention;

fig. 5 is a schematic cross-sectional view of the quantum lighting assembly provided by the present invention.

In the figure: the LED backlight module comprises a substrate 100, heat dissipation resin 110, a copper tube 120, a heat sink 121, a copper tube skirt 130, a first vent hole 131, a fin 140, a second vent hole 150, a lift cover 160, an insulating plate 161, an ITO transparent conductive film 170, conductive foam 180, a quantum lighting assembly 200, a quantum diaphragm 210, a blue LED chip 220, a supporting block 230, a heat conducting adhesive tape 240, a connector 250, a reflecting sheet 260, a quantum dot LED light bar 270, a light guide plate 271, an optical diaphragm 272 and a frame 280.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to the accompanying drawings 1-5, the utility model provides a pair of high colour gamut backlight unit's quantum dot LED lamp strip, in order to realize above-mentioned purpose, the utility model provides a following technical scheme: a quantum dot LED lamp strip of a high color gamut backlight module comprises a substrate 100, a quantum dot lamp assembly 200 is fixedly installed at the top of the substrate 100, a circuit board (not marked in the figure) is fixedly installed at the top of the substrate 100, heat dissipation resin 110 is uniformly coated on the surface of the circuit board, copper tubes 120 are uniformly and fixedly installed on the inner wall of the substrate 100, the copper tubes 120 penetrate through the substrate 100 and extend to the lower part of the substrate 100, heat dissipation fins are uniformly and fixedly installed on the inner wall of the copper tubes 120, copper tube skirts 130 are fixedly connected to the bottoms of the copper tubes 120, vent holes 131 are uniformly formed in the surfaces of the copper tube skirts 130, fins 140 are fixedly connected to the bottoms of the substrate 100, two vent holes 150 are uniformly formed in the surfaces of the fins 140, lifting covers 160 are fixedly connected to the bottoms of the substrates 100, vent holes (not shown in the figures) are uniformly formed in the bottoms of the lifting covers 160, and are specifically marked that the substrate 100 has the function of facilitating installation of a circuit board, thereby facilitating the installation of the quantum dot lamp assembly 200 on the top of the circuit board, the heat dissipation resin 110 is W-30 silicon grease, the heat dissipation resin 110 has high and excellent high-low-temperature conductivity, the copper tubes can conveniently increase the copper tubes and the copper tubes can conveniently increase the copper tubes 120 by increasing the copper tubes and the copper tubes 120, thereby increasing the copper tube heat dissipation efficiency of the copper tubes and the copper tubes with the copper tube heat dissipation effect of the copper tube assembly, the copper tubes, the copper tube assembly 120, the copper tube heat dissipation efficiency, the first ventilation hole 131 has the effect of conveniently making the gaseous velocity of flow in increase copper pipe skirt 130 bottom to conveniently improve heat dispersion, fin 140 has the effect that conveniently carries out the heat transfer to base plate 100 bottom and air, the second ventilation hole 150 has the effect of conveniently making air convection with higher speed, it makes somebody a mere figurehead to lift cover 160 and has the convenience to make somebody a mere figurehead to base plate 100 bottom, thereby conveniently carry out the effect of air convection, thereby conveniently dispel the heat through the bottom to base plate 100, the bleeder vent has the effect that conveniently carries out the heat transfer to lifting cover 160 inside.

The quantum lighting assembly 200 comprises a quantum diaphragm 210, the quantum diaphragm 210 is fixedly installed on the top of a circuit board, blue light LED chips 220 are uniformly distributed on the inner wall of the quantum diaphragm 210, supporting blocks 230 are fixedly installed on the inner walls of the left end and the right end of the quantum diaphragm 210, a heat conducting adhesive tape 240 is fixedly installed on the top of the quantum diaphragm 210, a connector 250 is fixedly installed on the top of the right end of the quantum diaphragm 210, the connector 250 is electrically connected with the right end of the quantum diaphragm 210, a reflector plate 260 is electrically connected with the top of the quantum diaphragm 210, the reflector plate 260 is fixedly connected with the input end of the connector 250, a quantum dot LED lamp strip 270 is fixedly installed on the top of the reflector plate 260, the quantum dot LED lamp strip 270 is electrically connected with the connector 250, specifically, quantum dots are dispersed on a resin material by the quantum diaphragm 210, dispersed and filmed, and are wrapped and packaged by 2 water vapor high-resistance diaphragms, blue light LED chip 220 is the core equipment of LED, LED is the device of a semiconductor, and blue light chip is this semiconductor device's core, it can constantly convert the electric energy into light energy, reach luminous effect, and blue light chip can rely on the basement of sapphire, reflect out blue wavelength, connector 250 has the convenience through with quantum diaphragm 210, blue light LED chip 220, reflector plate 260, quantum dot LED lamp strip 270, light guide plate 271 carries out electric connection's effect, supporting shoe 230 has the effect that conveniently supports quantum diaphragm 210 is inside, reflector plate 260 adopts white high reflectivity's material, its effect is to the front effectively reflection of light, the realization reflects the pointolite to the front and becomes the area source, quantum dot LED lamp strip 270 has the effect that conveniently provides the light source.

The top of the quantum dot LED light bar 270 is fixedly connected with the light guide plate 271, the top of the light guide plate 271 is fixedly connected with the optical film 272, the outer wall of the substrate 100 is fixedly provided with the frame 280, the outer walls of the left side and the right side of the optical film 272 are fixedly connected with the ITO transparent conductive film 170, the end part of the ITO transparent conductive film 170 is fixedly connected with the inner wall of the frame 280, the inner wall of the bottom of the frame 280 is fixedly provided with the insulation plate 161, the top of the insulation plate 161 is fixedly connected with the bottom of the lifting cover 160, the bottom of the insulation plate 161 is fixedly connected with the conductive foam 180, the frame 280 is a metal frame, the bottom end of the frame 280 is flush with the bottom of the conductive foam 180, specifically, the light is coupled by matching of the light guide plate 13 which emits blue light and quantum dots through a blue light LED chip, and then the light is emitted with the optical film 14 to emit white light, so that the television color is more saturated, the picture is vivid, the frame 280 is a metal frame which has the function of conveniently dissipating heat to the quantum dot assembly 200, meanwhile, the static electricity is conveniently conducted through the frame 280 which has the conductive foam for facilitating the evacuation of the lighting of the quantum lighting assembly 200, the static electricity.

The utility model discloses a use as follows: when the quantum lighting assembly 200 is powered on for use, the copper tube 120 is used for carrying out surface heat exchange on the substrate 100, the heat on the surface of the substrate 100 is dissipated through the copper tube 120, the heat dissipation fins 121 and the copper tube skirt 130, the hot air inside the lifting cover 160 is subjected to heat exchange with the external air through the air holes, meanwhile, the surface of the fins 140 is subjected to air cooling heat dissipation through air flow, the heat is transferred to the surfaces of the fins 140, the heat dissipation area between the heat dissipation fins and the air is increased, the heat dissipation effect is convenient to improve, after static electricity is generated on the surface of the optical film 272, the static electricity can be transferred to the frame 280 through the ITO transparent conductive film 170, then, the static electricity is conducted outwards through the frame 280, the static electricity is convenient to be eliminated, and the heat dissipation efficiency of the quantum lighting assembly 200 is improved while the antistatic performance is improved.

The above is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of protection claimed by the present invention as far as possible.

Claims

1. The utility model provides a quantum dot LED lamp strip of high colour gamut backlight unit, includes base plate (100), base plate (100) top fixed mounting quantum is lighted subassembly (200), its characterized in that: the improved copper tube base plate structure is characterized in that a circuit board is fixedly mounted at the top of the base plate (100), heat dissipation resin (110) is uniformly coated on the surface of the circuit board, copper tubes (120) are uniformly and fixedly mounted on the inner wall of the base plate (100), the copper tubes (120) penetrate through the base plate (100) and extend to the lower side of the base plate (100), fins are uniformly and fixedly mounted on the inner wall of the copper tubes (120), copper tube skirts (130) are fixedly connected to the bottom of the copper tubes (120), first ventilation holes (131) are uniformly formed in the surfaces of the copper tube skirts (130), fins (140) are fixedly connected to the bottom of the base plate (100), the fins (140) are 2 millimeters thick, second ventilation holes (150) are uniformly formed in the surfaces of the fins (140), a lifting cover (160) is fixedly connected to the bottom of the base plate (100), and ventilation holes are uniformly formed in the bottom of the lifting cover (160).

2. The quantum dot LED lamp strip of the high-color-gamut backlight module according to claim 1, wherein the quantum lighting assembly (200) comprises a quantum diaphragm (210), the quantum diaphragm (210) is fixedly mounted on the top of the circuit board, blue LED chips (220) are uniformly distributed on the inner wall of the quantum diaphragm (210), and support blocks (230) are fixedly mounted on the inner walls of the left end and the right end of the quantum diaphragm (210).

3. The quantum dot LED light bar of the high color gamut backlight module according to claim 2, wherein a heat conductive tape (240) is fixedly mounted on a top of the quantum film (210), a connector (250) is fixedly mounted on a top of a right end of the quantum film (210), and the connector (250) is electrically connected to the right end of the quantum film (210).

4. The quantum dot LED light bar of the high color gamut backlight module according to claim 3, wherein the top of the quantum film (210) is electrically connected to a reflector (260), the reflector (260) is fixedly connected to the input end of the connector (250), the quantum dot LED light bar (270) is fixedly mounted on the top of the reflector (260), and the quantum dot LED light bar (270) is electrically connected to the connector (250).

5. The quantum dot LED light bar of the high color gamut backlight module according to claim 1, wherein the top of the quantum dot LED light bar (270) is fixedly connected to a light guide plate (271), and the top of the light guide plate (271) is fixedly connected to an optical film (272).

6. The quantum dot LED light bar of the high-color-gamut backlight module according to claim 5, wherein a frame (280) is fixedly mounted on an outer wall of the substrate (100), the outer walls of the left and right sides of the optical film (272) are fixedly connected with an ITO transparent conductive film (170), and an end of the ITO transparent conductive film (170) is fixedly connected with an inner wall of the frame (280).

7. The quantum dot LED lamp strip of the high color gamut backlight module according to claim 6, wherein an insulating plate (161) is fixedly installed on the inner wall of the bottom of the frame (280), the top of the insulating plate (161) is fixedly connected with the bottom of the lift cap (160), and the bottom of the insulating plate (161) is fixedly connected with the conductive foam (180).

8. The quantum dot LED light bar of the high color gamut backlight module according to claim 7, wherein the frame (280) is a metal frame, and the bottom end of the frame (280) is flush with the bottom of the conductive foam (180).