CN210567752U - Direct type panel lamp - Google Patents

Abstract

The utility model discloses a straight following formula panel light belongs to LED lamps and lanterns field. The utility model discloses a straight following formula panel light includes LED, lens, diffuser plate and reflectance coating, lens are located on the LED, the diffuser plate is established on the lens, the reflectance coating is located the periphery of lens, just the reflectance coating with the diffuser plate sets up relatively. The utility model discloses a straight following formula panel light has good light-emitting light efficiency.

Description

Direct type panel lamp

Technical Field

The utility model belongs to the technical field of the LED lamps and lanterns and specifically relates to a straight following formula panel light is related to.

Background

The existing LED panel lamps mainly have two types: the side-emitting LED panel lamp is realized by adding the diffusion plate outside the light guide plate, and the lamp is thinner, but the whole lamp is heavier, higher in cost and low in lighting effect; the other type is a direct type LED panel lamp, the surface of the lamp is free of granular sensation due to the fact that the traditional direct type LED panel lamp adopts a low-power LED close-packed mode, the LED is a point light source, the haze of the diffusion plate is required to be increased frequently to avoid seeing light spots, and the haze of the diffusion plate is increased to inevitably cause the reduction of the lighting effect of the whole lamp.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the embodiment of the utility model provides a can improve straight following formula panel light of light efficiency.

The embodiment of the utility model provides a solve the technical scheme who above-mentioned technical problem took and be: the utility model provides a straight following formula panel light, includes LED, lens, diffuser plate and reflectance coating, lens locate on the LED, the diffuser plate is established on the lens, the reflectance coating is located the periphery of lens, just the reflectance coating with the diffuser plate sets up relatively.

As a further improvement of the above technical means, a periphery of the reflection film extends in the direction of the diffusion plate.

As a further improvement of the technical scheme, the LED lamp comprises a PCB substrate, the LED and the lens are arranged on the PCB substrate, a through hole is formed in the reflecting film, and the LED and the lens can penetrate through the through hole.

As a further improvement of the technical scheme, the LED lamp comprises a plurality of PCB substrates arranged side by side, wherein a flexible circuit board is further arranged on each PCB substrate and arranged along the arrangement direction of the PCB substrates, and the flexible circuit boards are respectively electrically connected with the LEDs on the PCB substrates.

As a further improvement of the above technical solution, the PCB substrate further comprises a housing and a frame, wherein the housing is arranged at the bottom of the PCB substrate, the frame is arranged at the upper part of the diffusion plate, and the housing is fixedly connected with the frame.

As a further improvement of the above technical means, a periphery of the housing extends in the direction of the diffuser plate and conforms to a shape of a periphery of the reflective film.

As a further improvement of the above technical solution, the housing is formed by press molding.

As a further improvement of the above technical solution, the PCB substrate is in a shape of a long strip.

As a further improvement of the above technical solution, the material of the reflective film is PET.

The utility model has the advantages that:

the utility model discloses a straight following formula panel light, including LED, lens, diffuser plate and reflectance coating, lens are located on the LED, the diffuser plate is established LED's play plain noodles, the reflectance coating is located the periphery of lens, just the reflectance coating with the diffuser plate sets up relatively. The utility model discloses a straight following formula panel light shines and can be reflected to the diffuser plate by the reflectance coating to the light of reflectance coating direction to improve light-emitting efficiency.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of an embodiment of a direct type panel lamp of the present invention.

Detailed Description

The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, front, rear, etc. used in the present invention is only relative to the mutual position relationship of the components of the present invention in the drawings.

Furthermore, 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. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.

As shown in fig. 1, an embodiment of the present invention provides a direct type panel lamp, which includes an LED, a lens 1, a diffuser plate 2, and a reflective film 3. The lens 1 is arranged on the LED, the diffusion plate 2 is arranged on the lens 1, the reflection film 3 is arranged on the periphery of the lens 1 and is opposite to the diffusion plate 2, a part of light emitted from the lens 1 is emitted downwards and can irradiate the reflection film 3, the reflection film 3 reflects the part of light to the diffusion plate 2 and then emits the light to the outside through the diffusion plate 2, and therefore the whole light emitting efficiency is improved.

In a preferred embodiment, the reflective film 3 is made of PET, and the model includes, but is not limited to, EST300 and QV 225.

In one embodiment, as shown in fig. 1, the periphery of the reflective film 3 extends upward (i.e., toward the diffuser 2), so that the light irradiated to the periphery of the reflective film 3 can be reflected to improve the overall light extraction efficiency.

The utility model discloses straight following formula panel light still includes PCB base plate 4, LED1, lens 1 is fixed to be set up on PCB base plate 4, when the installation, PCB base plate 4 locates the bottom surface of reflectance coating 3, LED1, lens 1 locates the top surface of reflectance coating 3, for this reason, be equipped with via hole 30 on the reflectance coating 3, when the installation, PCB base plate 4 and reflectance coating 3's bottom surface laminating, and make LED1, lens 1 pass the via hole 30 on the reflectance coating 3, at this moment, be located that lens 1 peripheral reflectance coating 3 is located PCB base plate 4.

In the preferred embodiment, the PCB substrate 4 is a strip structure, and a plurality of LEDs 1 are disposed on one PCB substrate 4.

Further, the PCB substrate 4 is provided with a plurality of PCB substrates 4, in a preferred embodiment, the plurality of PCB substrates 4 are arranged side by side, for this purpose, a plurality of via holes 30 corresponding to the positions of the LEDs 1 are provided on the reflective film 3, and in this embodiment, the plurality of via holes 30 are distributed on the reflective film 3 in a matrix shape as a whole.

In an embodiment, the PCB substrate 4 is further provided with a flexible printed circuit board 5, the flexible printed circuit board 5 is disposed along the arrangement direction of the plurality of PCB substrates 4, wherein the flexible printed circuit board 5 is preferably in a strip shape, so that the flexible printed circuit board 5 is electrically connected to the LEDs 1 on the plurality of PCB substrates 4, respectively, and the flexible printed circuit board is used for connecting the lamp panel instead of the connection manner of the wires, so that the connection is firmer and tidier.

As shown in fig. 1, the direct type panel light of the embodiment of the present invention further includes a housing 6 and a frame 7, the housing 6 is disposed at the bottom of the PCB substrate 1, the frame 7 is disposed at the top of the diffuser plate 2, and the housing 6 is fixedly connected to the frame 7.

In a preferred embodiment, the perimeter of the housing 6 extends upward (i.e., toward the diffuser plate 2), and the perimeter shape of the housing 6 conforms to the perimeter shape of the reflective film 3.

In a preferred embodiment, the housing 6 is formed by stamping.

Because shell 6 adopts stamping forming, the top is passed through frame 7 and is fixed with shell 6, can reduce the thickness of whole lamp by a wide margin, and in this embodiment, the thickness of whole lamp can be controlled within 3.5cm, is close to the thickness of formula panel light of inclining into, greatly reduced material and cost of transportation.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (9)

1. The direct type panel lamp is characterized by comprising an LED, a lens, a diffusion plate and a reflection film, wherein the lens is arranged on the LED, the diffusion plate is arranged on the lens, the reflection film is arranged on the periphery of the lens, and the reflection film and the diffusion plate are arranged oppositely.

2. The direct type panel lamp according to claim 1, wherein a periphery of the reflective film extends in a direction of the diffuser plate.

3. The direct type panel lamp according to claim 2, comprising a PCB substrate on which the LEDs and the lenses are disposed, and a via hole through which the LEDs and the lenses can pass is disposed on the reflective film.

4. The direct type panel lamp according to claim 3, comprising a plurality of PCB substrates arranged side by side, wherein a flexible printed circuit board is further arranged on the PCB substrates, the flexible printed circuit board is arranged along the arrangement direction of the PCB substrates, and the flexible printed circuit board is electrically connected with the LEDs on the PCB substrates respectively.

5. The direct type panel lamp according to claim 3 or 4, further comprising a housing and a frame, wherein the housing is disposed at a bottom of the PCB substrate, the frame is disposed at an upper portion of the diffuser plate, and the housing is fixedly connected to the frame.

6. The direct type panel lamp according to claim 5, wherein a periphery of the housing extends in a direction of the diffusion plate and conforms to a shape of a periphery of the reflection film.

7. The direct type panel lamp according to claim 6, wherein the housing is formed by press molding.

8. The direct type panel lamp according to claim 3, wherein the PCB substrate is shaped as a bar.

9. The direct type panel lamp according to claim 1, wherein the reflective film is made of PET.

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