CN217279201U

CN217279201U - Liquid crystal display module

Info

Publication number: CN217279201U
Application number: CN202220406428.6U
Authority: CN
Inventors: 史立平
Original assignee: Dongguan Oudite Photoelectrical Technology Co ltd
Current assignee: Dongguan Oudite Photoelectrical Technology Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-23
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a liquid crystal display module, including the light guide plate, at least one side integration of light guide plate have a plurality of luminous LED and be provided with luminous LED complex conducting wire, be provided with outer safety cover on the light guide plate, be provided with on the outer safety cover with the reflection of light face that luminous LED corresponds, reflection of light face with the light guide plate sets up relatively direct integration on the side of light guide plate luminous LED and setting up corresponding conducting wire, under the effect of reflection of light face to light guide plate emission light source need not set up the circuit board alone, reduces occupation space to and can reduce manufacturing and design cost.

Description

Liquid crystal display module

Technical Field

The utility model relates to a liquid crystal display module technical field especially relates to a liquid crystal display module.

Background

The liquid crystal display module is one of liquid crystal display's main component part, and the light guide plate is one of liquid crystal display module's subassembly, generally sets up the light source in one side of light guide plate, the light that the light guide plate sent the light source conducts, and the light source among the current display module assembly is the lamp plate that generally sets up alone, is provided with a plurality of LED lamps on the circuit board, then will integrate the circuit board that has the LED lamp and fix the one side at the light guide plate, and above-mentioned structure need set up the circuit board alone, has not only occupied certain product space, can increase certain design and manufacturing cost moreover.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses a liquid crystal display module directly sets up luminous LED on the light guide plate, reduces occupation space and processing design cost.

The utility model discloses a liquid crystal display module, including the light guide plate, at least one side integration of light guide plate have a plurality of luminous LEDs and be provided with luminous LED complex conducting wire, be provided with outer safety cover on the light guide plate, be provided with on the outer safety cover with the reflection of light face that luminous LED corresponds, reflection of light face with the light guide plate sets up relatively.

Furthermore, the plurality of light-emitting LEDs are uniformly distributed on the side edge of the light guide plate along a linear array.

Furthermore, a plurality of the light-emitting LEDs are positioned in the shell formed by connecting the outer protective cover with the light guide plate, and the light reflecting surface is positioned in the outer protective cover.

Furthermore, the both ends of outer safety cover are provided with the joint arch, the side of light guide plate stretches into in the outer safety cover and pass through the joint arch carries out the joint spacing.

Further, the light guide plate is made of a glass material.

Further, the light emitting LEDs are directly mounted and fixed on the side of the light guide plate.

Furthermore, the light-emitting LEDs are welded on the side edge of the light guide plate, and bonding pads corresponding to the light-emitting LEDs are arranged on the side edge of the light guide plate.

The technical scheme of the utility model, compared with the prior art, beneficial effect is:

the light-emitting LED is directly integrated on the side edge of the light guide plate, the corresponding conducting circuit is arranged, the light source is emitted to the light guide plate under the action of the reflecting surface, a circuit board does not need to be arranged independently, the occupied space is reduced, and the manufacturing and design cost can be reduced.

Drawings

FIG. 1 is an exploded view of a portion of a liquid crystal display module;

FIG. 2 is a partial schematic structural view of the outer protective cover;

description of the figures

100. A liquid crystal display module; 10. a light guide plate; 11. an optical film; 12. a clamping part; 20. a light emitting LED; 30. an outer protective cover; 31. a light-reflecting surface; 32. and clamping the protrusion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, the present invention discloses a liquid crystal display module 100, which does not need to separately set a circuit board, reduces the occupied space, and reduces the design and manufacturing cost.

The liquid crystal display module 100 includes a light guide plate 10, a light emitting LED20 and an outer protective cover 30, an optical film 11 is attached to the top surface of the light guide plate 10, at least one side edge of the light guide plate 10 is provided with a plurality of light emitting LEDs 20, and the light emitting LEDs 20 are matched with the outer protective cover 30 to emit light to the light guide plate 10.

Further, the plurality of light emitting LEDs 20 are directly fixed on the side of the light guide plate 10, and a conductive circuit is disposed on the side where the light guide plate 10 is fixed, the conductive circuit is electrically connected to the light emitting LEDs 20, and a power source can provide power for the light emitting LEDs 20 through the conductive circuit. The outer protective cover 30 is disposed on one side of the light emitting LED20, a reflective surface 31 is disposed on the outer protective cover 30, and the light emitting LED20 and the reflective surface 31 cooperate to reflect light to the light guide plate 10.

Further, the light emitting surface of the light emitting LED20 is located the light emitting LED20 is far away from one side of the light guide plate 10 and close to the light reflecting surface 31, the light reflecting surface 31 on the outer protective cover 30 is opposite to the light guide plate 10, the light emitted by the light emitting LED20 is irradiated on the light reflecting surface 31, and under the reflection action of the light reflecting surface 31, the light is irradiated on the side edge of the light guide plate 10.

Further, the outer protective cover 30 is connected with one side of the light guide plate 10 to form a storage space with a storage function, the light emitting LED20 is located in the storage space, the reflective surface 31 is disposed inside the outer protective cover 30, and light emitted by the light emitting LED20 can directly irradiate the reflective surface 31 and is reflected to the light guide plate 10 through the reflective surface 31.

Further, the both ends of outer safety cover 30 are provided with joint arch 32, light guide plate 10 is integrated with luminous LED 20's side stretches into in the outer safety cover 30, be provided with on the light guide plate 10 with joint arch 32 complex joint portion 12 of joint, joint arch 32 with joint portion 12 joint will outer safety cover 30 is fixed a position on the light guide plate 10.

Further, the light guide plate 10 is made of a glass material.

Further, the conductive traces are disposed on the side of the light guide plate 10 by etching or printing, and a conductive structure is formed on the light guide plate 10, so as to provide power to and control the light emitting LEDs 20.

Further, the plurality of light emitting LEDs 20 disposed on the same side of the light guide plate 10 are uniformly distributed along a linear array, so that the light emitted from the plurality of light emitting LEDs 20 toward the light reflecting surface 31 is uniform, and the light transmitted into the light guide plate 10 is uniform under the reflection of the light reflecting surface 31.

The plurality of light emitting LEDs 20 are directly fixed on the side of the light guide plate 10 without using a circuit board as a carrier.

In an embodiment, the light emitting LEDs 20 can be fixed on the side of the light guide plate 10 by mounting, and specifically, the light emitting LEDs 20 are directly SMT-mounted on the side of the light guide plate 10 by means of a patch.

In another embodiment, the light emitting LED20 is soldered to a side of the light guide plate 10, and a pad corresponding to the light emitting LED20 is disposed on the side of the light guide plate 10, and the light emitting LED20 may be soldered to the pad and electrically connected to a conductive trace.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims

1. The utility model provides a liquid crystal display module assembly, includes the light guide plate, its characterized in that, at least one side integration of light guide plate have a plurality of luminous LED and be provided with luminous LED complex conducting wire, be provided with outer safety cover on the light guide plate, be provided with on the outer safety cover with the reflection of light face that luminous LED corresponds, reflection of light face with the light guide plate sets up relatively.

2. The liquid crystal display module of claim 1, wherein the plurality of light emitting LEDs are uniformly distributed along a linear array on the side edge of the light guide plate.

3. The liquid crystal display module of claim 2, wherein the plurality of light emitting LEDs are disposed in a housing formed by the outer protective cover and the light guide plate, and the light reflecting surface is disposed inside the outer protective cover.

4. The liquid crystal display module of claim 1, wherein the outer protective cover has clamping protrusions at both ends thereof, and the side edge of the light guide plate extends into the outer protective cover and is clamped and limited by the clamping protrusions.

5. The liquid crystal display module as claimed in claim 1, wherein the light guide plate is made of a glass material.

6. The liquid crystal display module of any of claims 1-5, wherein the LEDs are directly mounted and fixed on the side of the light guide plate.

7. The liquid crystal display module as claimed in any of claims 1 to 5, wherein the LEDs are soldered to the side of the light guide plate, and the side of the light guide plate is provided with pads corresponding to the LEDs.