WO2017214888A1

WO2017214888A1 - Led panel lamp

Info

Publication number: WO2017214888A1
Application number: PCT/CN2016/085860
Authority: WO
Inventors: 黄鹤鸣; 许国伟
Original assignee: 深圳市聚作照明股份有限公司
Priority date: 2016-06-15
Filing date: 2016-06-15
Publication date: 2017-12-21
Also published as: CN107923583A

Abstract

An LED panel lamp comprises a metal frame (1), an LED lamp bar (2), a UGR film (3), a diffusion plate (4), a light guide plate (5), reflection paper (6), a back plate (7), a support (8), and a control box (9). The LED lamp bar (2) is disposed on the side edge of the metal frame (1). The UGR film (3), the diffusion plate (4), the light guide plate (5) and the reflection paper (6) are sequentially stacked. The back plate (7) is detachably connected to the metal frame (1). The control box (9) is fixed on the support (8). A voice recognition module used for receiving a voice instruction to control lamp light is disposed in the control box (9). By arranging the LED lamp bar (2) on the metal frame (1), good heat dissipation performance is provided. By arranging the light guide plate (5) and the diffusion plate (4), LED lamp light is diffused to the surface of a whole LED panel, so that lamp light is uniform and has no shadow. In addition, by arranging the UGR film (3), glare is prevented; and by arranging the voice recognition module for controlling lamp light, a user can control the panel lamp by using voice, and accordingly the control method is convenient and a remoter controller is eliminated.

Description

t Ming name: an LED panel light

Technical field

[0001] The present invention relates to panel lights, and more particularly to an LED panel lamp.

Background technique

[0002] LED panel light is a high-grade indoor lighting fixture. Its outer metal frame is anodized by aluminum alloy. The light source is LED. The whole lamp design is beautiful and simple, and the atmosphere is luxurious. It has good lighting effect and can Give people a beautiful feeling. The LED panel light is unique in design, and the light passes through the high light transmittance light guide plate to form a uniform planar light-emitting effect. The illumination uniformity is good, the light is soft, comfortable and bright, and the eye fatigue can be effectively alleviated. LED panel lights can also prevent radiation and will not irritate the skin of pregnant women, the elderly and children. The existing LED panel lights are arranged in the LED lamp bead, which often causes glare problems due to uneven arrangement, which will have a greater impact on the human eye and cause visual fatigue; in addition, the market is now Some panel lights, whether it is 2.4G wireless, infrared remote control or Bluetooth, zigbee (Zigbee protocol), control panel lights, are inseparable from a remote control, causing inconvenience to users.

technical problem

[0003] Based on this, it is necessary to provide a glare-free, easy-to-control LED panel lamp, which aims to solve the problem that the existing LED panel lamp has glare and is inconvenient to control.

Problem solution

Technical solution

The present invention provides an LED panel light, including a metal frame, an LED light bar, and UGR (Unified)

a Glare Rating, a uniform glare value) a film, a diffuser, a light guide, a reflective paper, a backing plate, a bracket, and a control box; the LED light bar being disposed on at least one pair of oppositely disposed sides of the light frame, The UGR film, the diffusion plate, the light guide plate, and the reflective paper are sequentially stacked in the metal frame, and the back plate is press-fitted on one side of the reflective paper and detachably connected to the metal frame; the LED light bar includes a PCB substrate and a plurality of LED lamp beads disposed on the PCB (Printed Circuit Board), the Chinese name is a printed circuit board; the control box is fixed on the bracket, the bracket and the backboard Fixedly connected to the metal frame, and the control box is provided with a voice recognition module for receiving voice commands to control the lights. Piece.

[0005] Further, the metal frame includes four frames that are connected end to end by a corner code, and each of the frames is provided with a plurality of reinforcing ribs on the length direction, and a plurality of adjacent ribs are formed between the adjacent frames. Groove.

Further, the groove includes a wiring groove, and an inclined surface chamfer is formed on an end surface of the wiring groove which is adjacent to the rib of the inner side of the frame.

[0007] Further, the corner code includes a fixed corner code and a positioning angle code, and the groove includes a positioning slot, and the positioning corner code is inserted into the positioning slots of the two opposite frames, The fixed corner codes are respectively fixedly connected to the ends of the two opposite frames.

[0008] Further, the positioning groove is an inverted T shape and is located inside the frame.

[0009] Further, a thermal conductive strip is further disposed, and the LED light strip is attached to the metal frame through the thermal conductive strip.

[0010] Further, the metal frame is rectangular.

[0011] Further, the bracket is elongated, spanned on two oppositely disposed frames, and is fixedly connected to the backboard.

[0012] Further, a power module is further disposed in the control box.

Advantageous effects of the invention

Beneficial effect

[0013] The above LED panel lamp is disposed on the panel metal frame through the LED light bar for good heat dissipation performance; the light guide plate and the diffusion plate are disposed to diffuse the LED light to the entire LED panel surface, so that the light is uniform without shadow; The UGR film is used for anti-glare; a voice recognition module that receives voice commands to control the lights is provided, and the user can control the lights through the voice control panel, and the control is convenient and the remote controller is omitted.

Brief description of the drawing

DRAWINGS

1 is a schematic exploded view of an LED panel lamp in accordance with a preferred embodiment of the present invention;

2 is an enlarged schematic view of the LED panel lamp B shown in FIG. 1;

3 is an enlarged schematic view of the LED panel lamp A shown in FIG. 1. Embodiments of the invention

[0017] In order to make the technical problems, technical solutions, and advantageous effects to be solved by the present invention more clearly, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

1 to 3, in the preferred embodiment of the present invention, the LED panel lamp comprises a metal frame 1, an LED light bar 2, a U GR film 3, a diffusion plate 4, a light guide plate 5, a reflective paper 6, and a back plate 7. , the bracket 8, the control box 9 and the thermal conductive strip 10.

[0019] In this embodiment, the metal frame 1 is rectangular, and includes four frames 11 that are connected end to end by the corner code 20. In other embodiments, the frame 11 may be five, six, eight, etc., forming a five-sided, six-sided, eight-sided metal frame 1. Each of the frame 11 is provided with a plurality of reinforcing ribs 112 on the longitudinal direction thereof. The reinforcing ribs 112 are used to strengthen the rigidity of the frame, and a plurality of grooves 113 are formed between the adjacent ribs 112, that is, The frame 11 is formed with wrinkles, and the area is increased to facilitate heat dissipation.

In the present embodiment, the LED light bar 2 is disposed on at least one pair of oppositely disposed bezels 11 (sides) of the metal frame 1. The LED light bar 2 includes a PCB substrate and a plurality of LED lamp beads disposed on the PCB substrate, and the LED lamp bead can make an SMT (Surface Mount Technology) lamp bead, which can be a COB (Chip On Board) , chip on board) lamp beads. In this embodiment, the LED strips 2 are two, which are respectively disposed on the frame 11 of the two short sides. In other embodiments, two LED strips 2 are disposed on the two long sides of the bezel 11, or all of the bezels 11 can be provided with the LED strip 2. The LED light bar 2 is disposed on the panel metal frame 1 for good heat dissipation performance.

[0021] The UGR film 3 for improving glare, the diffusion plate 4 for diffusing the pearl light of the LED lamp, the light guide plate 5 for dispersing the light emitted from the charging frame 11 to the entire panel, and the reflective paper 6 for reflecting light The metal plate 1 is laminated in this order, and the back plate 7 is press-fitted on the side of the reflective paper 6 and detachably connected to the metal frame 1. The UGR film 3 is in the direction of the front surface of the panel lamp, and the reflective paper 6 is in close contact with the back plate 7. The light guide plate 5 and the diffuser plate 4 are provided to diffuse the LED light to the entire surface of the LED panel so that the light is uniform without shadow; in addition, the UGR film 3 is provided for anti-glare.

[0022] The control box 9 is fixed on the bracket 8, the bracket 8 is fixedly connected with the backboard 7 and the metal frame 1, and the control box 9 is provided with a voice for receiving voice commands to control the lights. Identification module (not shown). A power module (not shown) is also provided in the control box 9. The power supply and voice recognition controller are integrated to reduce the switching device, and the voice recognition module supports up to 30 sets of commands. The language module contains: Chinese , Japanese, English, Chinese and English mixed, Arabic, French, German, Russian, Uighur, Turkish, Hindi, Polish Italian, etc. Power-on system initialization, self-test, start voice recognition function, voice recognition, command execution control power output parameters, voice command conversion to photoelectric output, reach the working state of the control panel light, detect command execution result, store command.

Referring to FIG. 2, the groove 113 formed between the plurality of reinforcing ribs 112 includes a wiring groove 113A for burying the wiring connecting the LED light bar 2 and the power module, forming the A chamfered chamfer 113B is provided on an end surface of the wiring groove 113A adjacent to the rib 112 in the center direction of the LE D panel lamp, and the bevel chamfer 113B is provided to facilitate bending of the wiring without being worn by sharp edges and corners. The groove 113 formed between the plurality of reinforcing ribs 112 further includes a positioning groove 113C for positioning and fixing between the frames 11. In the implementation of the city, the positioning groove 113C is an inverted T type; in other embodiments, the positioning groove 113C may be trapezoidal, triangular or the like.

Referring to FIG. 3, the corner code 20 of the connecting frame 11 includes a fixed corner code 21 and a positioning corner code 22, and the fixed corner code 21 and the positioning corner code 22 are both bent sheets. The positioning corner code 22 is inserted into the positioning slots of the two opposite frames 11 so that the two adjacent frames 11 are positioned to be loose. The fixed corners 21 are fixedly connected to the ends of the two adjacent frames 11 respectively, in particular by screws 30.

Referring to FIG. 1, the LED light bar 2 is attached to the metal frame 1 through a double-sided thermal conductive strip 10 for conducting heat of the LED light bar 2 to the metal frame 1.

The bracket 8 has an elongated shape and is bridged to the two opposite frames 11 and is fixedly connected to the back plate 7 by screws 30. The control box 9 is provided on the back of the bracket 8, and is fixed to the bracket 8 by screws 30.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalents, and improvements made within the spirit and scope of the present invention should be included in the present invention. Within the scope of protection of the invention.

Claims

claims

[Claim 1] An LED panel light, characterized by: including a metal frame, an LED light bar, a UGR film, a diffusion plate, a light guide plate, a reflective paper, a back plate, a bracket and a control box; the LED light bar is provided in On at least one pair of oppositely arranged sides of the metal frame, the UGR film, diffusion plate, light guide plate, and reflective paper are stacked in sequence in the metal frame, and the back plate is clamped and installed on the reflective paper. side and is detachably connected to the metal frame; the LED light bar includes a PCB substrate and a plurality of LED lamp beads arranged on the PCB substrate; the control box is fixed on the bracket, and the bracket is connected to the bracket. The back panel is fixedly connected to the metal frame, and the control box is provided with a voice recognition module for receiving voice instructions to control the lights.

[Claim 2] The LED panel light of claim 1, wherein the metal frame includes four frames connected end to end through corner codes, and multiple reinforcements are provided on each of the frames along the length direction. Ribs, multiple grooves are formed between adjacent ribs.

[Claim 3] The LED panel light of claim 2, wherein the groove includes a wiring groove

, the end faces of the ribs forming the wiring trough and close to the inside of the frame are also provided with bevel chamfers.

[Claim 4] The LED panel light according to claim 2 or 3, characterized in that, the corner code includes a fixed corner code and a positioning corner code, the groove includes a positioning groove, and the positioning corner code is plugged in In the positioning grooves of the two adjacent frames, the fixed corner codes are respectively fixedly connected to the ends of the two adjacent frames.

[Claim 5] The LED panel light according to claim 1, characterized in that the positioning groove is in an inverted T shape and is located inside the frame.

[Claim 6] The LED panel light of claim 1, further comprising a thermally conductive adhesive strip, and the LED light strip is attached to the metal frame through the thermally conductive adhesive strip.

[Claim 7] The LED panel light according to claim 1 or 2, characterized in that the metal frame is rectangular.

[Claim 8] The LED panel light according to claim 2, characterized in that the bracket is in a long strip shape, spans the two oppositely arranged frames, and is fixedly connected to the back plate.

[Claim 9] The LED panel light according to claim 1, characterized in that, the control box is further provided with Power module.