CN216556549U

CN216556549U - Novel LED plane tube

Info

Publication number: CN216556549U
Application number: CN202220039164.5U
Authority: CN
Inventors: 胡碧云
Original assignee: Zhongshan Youyang Optoelectronic Technology Co ltd
Current assignee: Zhongshan Youyang Optoelectronic Technology Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-05-17
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses a novel LED (light-emitting diode) planar tube, which comprises a shell and a PCB (printed circuit board), wherein a containing cavity and an induction window communicated with the containing cavity are arranged in the shell, the PCB is arranged in the containing cavity, a photosensitive resistor and a plurality of LED lamps are arranged on the PCB, transparent epoxy resin coated on the PCB is encapsulated in the containing cavity, external light can irradiate the photosensitive resistor through the induction window, and the PCB controls the LED lamps to be turned on, turned off and/or lightened according to the resistance value change of the photosensitive resistor; through the structure, the material cost can be reduced, the production period can be shortened, the production process flow can be simplified, the production efficiency and the integration level can be improved, and the practicability is very good.

Description

Novel LED plane tube

Technical Field

The utility model relates to a novel LED planar tube.

Background

In the existing LED planar tube, an inductive switch and a display planar tube are two independent discrete elements, one more element is packaged during circuit design, the workload of a plug-in is increased, and the inductive switch is easily subjected to spatial display during assembly in certain specific structures.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a novel LED planar tube.

The technical scheme adopted by the embodiment of the utility model for solving the technical problem is as follows: the utility model provides a novel LED plane pipe, includes shell and PCB board, be provided with in the shell hold the chamber and with hold the response window of chamber intercommunication, the PCB board sets up and is holding the intracavity, is provided with photo resistance and a plurality of LED lamp on the PCB board, holds the intracavity embedment and has the printing opacity epoxy of cladding on the PCB board, and outside light can shine to the photo resistance through the response window on, and the PCB board is controlled the LED lamp according to photo resistance's resistance change and is lighted, extinguish and/or luminance.

Furthermore, the photoresistor is located the middle part of PCB board, and a plurality of LED lamp is located the week side of photoresistor.

Furthermore, a butt joint plate is arranged in the shell, a plurality of reflection cavities are formed in the butt joint plate, and the PCB can be abutted to the butt joint plate and the LED lamp can stretch into the reflection cavities.

The utility model has the beneficial effects that: a novel LED planar tube comprises a shell and a PCB, wherein a containing cavity and an induction window communicated with the containing cavity are arranged in the shell, the PCB is arranged in the containing cavity, a photosensitive resistor and a plurality of LED lamps are arranged on the PCB, light-transmitting epoxy resin coated on the PCB is encapsulated in the containing cavity, external light can irradiate the photosensitive resistor through the induction window, and the PCB controls the LED lamps to be turned on, turned off and/or lightened according to the resistance value change of the photosensitive resistor; through the structure, the material cost can be reduced, the production period can be shortened, the production process flow can be simplified, the production efficiency and the integration level can be improved, and the practicability is very good.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic diagram of a first structure of a novel LED planar tube;

fig. 2 is a second structural schematic diagram of a novel LED planar tube.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, a plurality of means is two or more, and greater than, less than, more than, etc. are understood as excluding the present number, and greater than, less than, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and 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.

In the present invention, unless explicitly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.

Referring to fig. 1 to 2, a novel LED planar tube, including shell 10 and PCB 20, be provided with in the shell 10 and hold chamber 11 and with hold the response window 12 of chamber 11 intercommunication, PCB 20 sets up in holding the chamber 11, be provided with photo resistor 30 and a plurality of LED lamp 40 on the PCB 20, it has cladding printing opacity epoxy 50 on PCB 20 to hold the intracavity 11, outside light can shine to photo resistor 30 through response window 12 on, PCB 20 controls LED lamp 40 according to photo resistor 30's resistance change and lights, extinguishes and/or luminance.

In the utility model, during assembly, the photoresistor 30 and the LED lamp 40 are attached to the PCB 20 by a chip mounter, then the PCB 20 is inserted from the rear end face of the shell 10 and is abutted against the abutting plate 60, meanwhile, the LED lamp 40 on the PCB 20 extends into the reflection cavity 61 on the abutting plate 60, and finally, the light-transmitting epoxy resin 50 is encapsulated in the accommodating cavity 11 of the shell 10, vacuum pumping is carried out, and molding is carried out after high-temperature curing; when the LED flat tube is used, external light irradiates into the accommodating cavity 11 through the sensing window 12, after receiving the light, the photoresistor 30 takes the change of the resistance value of the photoresistor 30 as a sensing switch signal, and the PCB 20 controls the LED lamp 40 to be turned on, turned off and/or brightened according to the change of the resistance value of the photoresistor 30; the utility model has the advantages that: through the structure, the material cost can be reduced, the production period can be shortened, the production process flow can be simplified, the production efficiency and the integration level can be improved, and the practicability is very good.

The photosensitive resistor 30 is positioned in the middle of the PCB 20, and the plurality of LED lamps 40 are positioned on the periphery of the photosensitive resistor 30; this arrangement allows the photo-resistor 30 to better and more receive external light, and allows the light emitted from the LED lamp 40 to better illuminate the flat tube.

Be provided with butt joint board 60 in the shell 10, be provided with a plurality of reflection chamber 61 on the butt joint board 60, PCB board 20 can with butt joint board 60 butt and LED lamp 40 can stretch into to reflection chamber 61.

It is to be understood that the present invention is not limited to the above-described embodiments, and that equivalent modifications and substitutions may be made by those skilled in the art without departing from the spirit of the present invention, and that such equivalent modifications and substitutions are to be included within the scope of the appended claims.

Claims

1. A novel LED plane tube is characterized in that: including shell (10) and PCB board (20), be provided with in shell (10) hold chamber (11) and with hold response window (12) of chamber (11) intercommunication, PCB board (20) set up in holding chamber (11), be provided with on PCB board (20) photo resistance (30) and a plurality of LED lamp (40), the embedment has the cladding in hold chamber (11) printing opacity epoxy (50) on PCB board (20), outside light can warp on response window (12) shines photo resistance (30), and PCB board (20) are controlled according to the resistance change of photo resistance (30) LED lamp (40) are lighted, are extinguished and/or luminance.

2. The novel LED planar tube as claimed in claim 1, wherein: the light-sensitive resistor (30) is located in the middle of the PCB (20), and the LED lamp (40) is located on the periphery of the light-sensitive resistor (30).

3. The novel LED planar tube as claimed in claim 1, wherein: the LED lamp is characterized in that a butt plate (60) is arranged in the shell (10), a plurality of reflecting cavities (61) are arranged on the butt plate (60), the PCB (20) can be in butt joint with the butt plate (60), and the LED lamp (40) can extend into the reflecting cavities (61).