CN201448656U

CN201448656U - LED panel lamp

Info

Publication number: CN201448656U
Application number: CN2009200612144U
Authority: CN
Inventors: 陈纲; 程建平; 郝斌
Original assignee: Zhongshan Xinghan Technology Co Ltd
Current assignee: Zhongshan Xinghan Technology Co Ltd
Priority date: 2009-07-23
Filing date: 2009-07-23
Publication date: 2010-05-05
Anticipated expiration: 2019-07-23

Abstract

The utility model relates to an LED panel lamp, comprising a light guide plate, LED luminous units which are arranged at the front and rear sides of the light guide plate, and heat-radiating sections which are arranged at the front and rear sides of the light guide plate and correspond to the LED luminous units; a T-shaped groove which is extended along the length direction of the section is arranged at the inner side of the heat-radiating section, and a plurality of radiating fins are arranged at the outer side of the heat-radiating section, and the LED luminous units and the edge of the light guide plate are embedded in the T-shaped groove; the LED panel lamp is characterized in that: all radiating fins are extended outwards along the heat-radiating section from bottom to top in a range increasing way. The LED panel lamp has the advantages that: 1. no ultraviolet light pollution exists, the luminous efficiency is high and the power consumption is low; 2. the light is uniform and the light ray is soft; 3. the heat-radiating effect is good, so as to lead the service life of the LED luminous units to be long; 4. the radiating fins are extended outwards along the heat-radiating section from bottom to top in a range increasing way, so as to lead the radiating fins to be transited progressively in a step way, a decorative surface with light effect is formed by the radiating fins and the gap among the radiating fins, the appearance is artistic, after the panel lamp is arranged on a ceiling or a wall, the lamp body and the ceiling or the wall surface are transited naturally, and the decorative effect is good.

Description

A kind of LED flat lamp

Technical field:

The utility model relates to a kind of LED flat lamp.

Background technology:

Traditional illuminating product generally uses light sources such as incandescent lamp, fluorescent lamp, Halogen lamp LED or high-voltage gas discharging light as illuminator, and there is following defective in this type of illuminating product: 1, power consumption height, and caloric value is big, and is not energy-conservation; 2, the light fixture volume is generally bigger, take up room, and light source is easily broken; 3, exist ultraviolet to pollute, the stroboscopic of its light causes serious harm to human eye; 4, its noxious material mercury metal also pollutes environment and endangers; 5, lack the maintenance cost height service life.

In order to solve the defective that the traditional lighting product exists, develop to energy-saving and environmental protection, safety, healthy direction, people are seeking new alternative source of light always, and advantages such as LED is little because of its volume, power consumption is low, the pollution of no ultraviolet light, long service life are applied in the different LED lighting devices just gradually.But there is following defective in present LED lighting device: 1, profile is common, decorative effect is poor; 2, poor, the complex structure of radiating effect, assembling are loaded down with trivial details; 3, overall structure instability is easily shaken defectives such as bad in the packed and transported way.

Summary of the invention:

The purpose of this utility model is to provide the LED flat lamp of a kind of good looking appearance, good decorating effect.

A kind of LED flat lamp, comprise LGP, be located at the LED luminescence unit of both sides before and after the LGP and be located at before and after the LGP both sides and with the corresponding heat sink section bar of LED luminescence unit, this heat sink section bar inboard is provided with along the profile length direction along the T-slot of stretching, the outside is provided with some fin, the edge of described LED luminescence unit and LGP is embedded in the T-slot, it is characterized in that: each fin is outwards done the extension of amplification from bottom to top along heat sink section bar.

The utility model compared with prior art has following advantage: 1, adopt the LED luminescence unit to replace conventional light source, no ultraviolet light pollutes, and luminous efficiency height and power consumption are low; 2, the light that sends of LED luminescence unit is injected by the side of LGP, and the front by LGP reflects then, luminous evenly, light is soft; 3, by heat sink section bar, the heat that the LED luminescence unit can be produced in time passes, and radiating effect is good, makes the LED luminescence unit remain on work in the suitable temperature range, long service life; 4, fin is outwards done the extension of amplification from bottom to top along heat sink section bar, make each fin be the staged gradual transition, fin and between the gap form decorative cover with effect of shadow, good looking appearance, after flat lamp is installed on ceiling or wall, lamp body and ceiling or metope transition nature, good decorating effect.

The heel of a fin of going up most docks with the top of heat sink section bar, and the heel of the fin under docks with the bottom of heat sink section bar, and is simple in structure.

The outer rim of each fin and the bottom of heat sink section bar are distributed on the cambered surface, and each fin is streamlined arc surface and seamlessly transits, good looking appearance, good decorating effect.

Described each fin is an angle of inclination and is arranged in parallel, and is simple in structure.

The left and right sides of described heat sink section bar also is provided with and is connected and fixed sheet, heat sink section bar is provided with the circular groove that screws in along Gong the screw of profile length direction extension, being connected and fixed sheet is provided with and the corresponding installing hole of circular groove, screw can pass installing hole and screw in circular groove, make heat sink section bar firmly be located at both sides, LGP front and back, Stability Analysis of Structures.

Described heat sink section bar is provided with a square groove along the extension of profile length direction in the below of circular groove, this square groove is positioned at a side of T-slot and communicates with the bottom land of T-slot, described LED luminescence unit is provided with and the corresponding screwed hole of square groove, screw can pass screwed hole and screw in the square groove, thereby the LED luminescence unit is fixed in the T-slot vibration resistance.

The upper surface of described LGP is provided with a pressing plate, this pressing plate both sides of edges on surface thereon is provided with positioning convex, described heat sink section bar is provided with the corresponding location of described positioning convex recessed in the upper side wall of T-slot notch, further strengthen the flat lamp stability of structure, and is simple in structure.

Also comprise the end housing of being located at the LGP left and right sides, the bottom of this end housing is provided with a plate, the bottom of described heat sink section bar in the lower wall of T-slot notch be provided with along the profile length direction extend and with the corresponding link slot of described connecting plate, connecting plate inserts in the link slot, utilize cooperating of end housing and section bar, thereby LGP is fixed simple in structure, simple and easy, the good looking appearance of assembling.

The described pressing plate middle position on surface thereon is provided with a posting along the extension of pressing plate length direction, the top of described end housing is provided with and the corresponding locating piece of described posting, this locating piece inserts in the posting, makes the end shell stability be located at the flat lamp left and right sides, and is simple in structure.

Description of drawings:

Fig. 1 is the utility model structural representation.

Fig. 2 is the utility model explosive view.

Fig. 3 is the utility model structure cut-away view.

Fig. 4 is the heat sink section bar structure cut-away view of the utility model.

Fig. 5 is the utility model structure assembling schematic diagram.

The specific embodiment:

As shown in Figure 1, a kind of LED flat lamp, comprise that by the PMMA material (be the polymethyl methacrylate material, be commonly called as lucite) LGP 1 made, be located at the aluminium base 3 of the band LED lamp 2 of both sides, LGP 1 front and back, be located at LGP both sides, 1 front and back and with the aluminium base 3 corresponding heat sink section bars of making by magnadure 4, and the end housing 5 of being located at LGP 1 left and right sides, described heat sink section bar 4 inboards are provided with along the profile length direction along the T-slot of stretching 41, some fin 42 that heat sink section bar 4 outsides are provided with, described each fin 42 is an angle of inclination and is arranged in parallel from top to bottom, the length of each fin 42 is outwards done the extension of amplification from bottom to top, the bottom of the outer rim of each fin and heat sink section bar 4 is distributed on the cambered surface, the heel of a fin of wherein going up most docks with the top of heat sink section bar 4, the heel of a fin docks with the bottom of heat sink section bar 4, the edge of described aluminium base 3 and LGP 1 is embedded in the T-slot 41. and the bottom of described end housing 5 is provided with a plate 51, the bottom of heat sink section bar 4 in the lower wall 411 of T-slot notch be provided with along the profile length direction extend and with described connecting plate 51 corresponding link slots 43, connecting plate 51 inserts in the link slot 43. and the left and right sides of described heat sink section bar 4 also is provided with and is connected and fixed sheet 6, heat sink section bar 4 is provided with the circular groove 44 that screws in along Gong the screw of profile length direction extension, being connected and fixed sheet 6 is provided with and the corresponding installing hole 61 of circular groove, screw 7 can pass installing hole 61 and screw in circular groove 44, make heat sink section bar 4 firmly be located at both sides, LGP 1 front and back. described heat sink section bar 4 is provided with a square groove 45 along the extension of profile length direction in the below of circular groove 44, this square groove 45 is positioned at the left side of T-slot 41 and communicates with the bottom land of T-slot 41, described aluminium base 3 is provided with and square groove 45 corresponding screwed holes, screw 8 can pass screwed hole and screw in the square groove 45, thereby aluminium base 3 being fixed in the T-slot 41. the upper surface of described LGP 1 is provided with a pressing plate 9, this pressing plate 9 both sides of edges on surface thereon is provided with positioning convex 91, described heat sink section bar 4 is provided with and described positioning convex 91 corresponding detents 46 in the upper side wall 412 of T-slot notch, further strengthen flat lamp 1 stability of structure. described pressing plate 9 middle position on surface thereon is provided with a posting 92 along the extension of pressing plate length direction, the top of described end housing 5 is provided with and described posting 92 corresponding locating pieces 52, this locating piece 52 inserts in the posting 92, making end housing 5 stable flat lamp 1 left and right sides of being located at. described posting 92 is provided with the straight constant-current supply that is electrically connected with aluminium base 3 and drives 94, response speed is fast, and the employing low-voltage DC supply, it is safer.

Claims

1. LED flat lamp, comprise LGP, be located at the LED luminescence unit of both sides before and after the LGP and be located at before and after the LGP both sides and with the corresponding heat sink section bar of LED luminescence unit, this heat sink section bar inboard is provided with along the profile length direction along the T-slot of stretching, the outside is provided with some fin, the edge of described LED luminescence unit and LGP is embedded in the T-slot, it is characterized in that: each fin is outwards done the extension of amplification from bottom to top along heat sink section bar.

2. a kind of LED flat lamp according to claim 1 is characterized in that: the heel of a fin of going up most docks with the top of heat sink section bar.

3. a kind of LED flat lamp according to claim 1 is characterized in that: the heel of a fin docks with the bottom of heat sink section bar.

4. according to claim 1 or 2 or 3 described a kind of LED flat lamp, it is characterized in that: the outer rim of each fin and the bottom of heat sink section bar are distributed on the cambered surface.

5. a kind of LED flat lamp according to claim 4 is characterized in that: described each fin is an angle of inclination and is arranged in parallel.

6. a kind of LED flat lamp according to claim 4, it is characterized in that: the left and right sides of described heat sink section bar also is provided with and is connected and fixed sheet, heat sink section bar is provided with the circular groove that screws in along Gong the screw of profile length direction extension, be connected and fixed sheet and be provided with and the corresponding installing hole of circular groove, screw can pass installing hole and screw in circular groove.

7. a kind of LED flat lamp according to claim 6, it is characterized in that: described heat sink section bar is provided with a square groove along the extension of profile length direction in the below of circular groove, this square groove is positioned at a side of T-slot and communicates with the bottom land of T-slot, described LED luminescence unit is provided with and the corresponding screwed hole of square groove, and screw can pass screwed hole and screw in the square groove.

8. a kind of LED flat lamp according to claim 4, it is characterized in that: the upper surface of described LGP is provided with a pressing plate, this pressing plate both sides of edges on surface thereon is provided with positioning convex, and described heat sink section bar is provided with and the corresponding detent of described positioning convex in the upper side wall of T-slot notch.

9. a kind of LED flat lamp according to claim 8, it is characterized in that: also comprise the end housing of being located at the LGP left and right sides, the bottom of this end housing is provided with a plate, the bottom of described heat sink section bar in the lower wall of T-slot notch be provided with along the profile length direction extend and with the corresponding link slot of described connecting plate, connecting plate inserts in the link slot.

10. a kind of LED flat lamp according to claim 9, it is characterized in that: the described pressing plate middle position on surface thereon is provided with a posting along the extension of pressing plate length direction, the top of described end housing is provided with and the corresponding locating piece of described posting, and this locating piece inserts in the posting.