CN201242093Y

CN201242093Y - LED plane light source daylight lamp

Info

Publication number: CN201242093Y
Application number: CNU2008200607103U
Authority: CN
Inventors: 张訚怿; 林小建
Original assignee: SHANGHAI FOREVER FLASH OPTO-TECHNOLOGY Co Ltd
Current assignee: SHANGHAI FOREVER FLASH OPTO-TECHNOLOGY Co Ltd
Priority date: 2008-08-07
Filing date: 2008-08-07
Publication date: 2009-05-20
Anticipated expiration: 2018-08-07

Abstract

The utility model discloses an LED plane light source daylight lamp, which is composed of a lamp tube and a light-emitting source, wherein the lamp is composed of two plugs, a lamp shade and a radiating flange, wherein the radiating flange and the lamp shade form the lamp tube whose inside is hollow, two ends of the lamp tube are respectively sealed through the two plugs, and the light-emitting source is placed in the lamp tube. The LED plane light source daylight lamp well solves the heat dissipation problem of an LED chip, thereby effectively controlling the luminance attenuation of the LED plane light source daylight lamp and guaranteeing normal lighting luminance.

Description

LED planar light source fluorescent lamp

Technical field:

The utility model relates to a kind of optical instrument, particularly a kind of LED planar light source fluorescent lamp that can plane of departure light beam.

Background technology:

Energy-conservation, high briliancy that LED has, the characteristic that speed is fast, short distance is shone, the illumination of LED is at present used still in the majority with advertisement at night, traffic sign, automotive lighting etc.Early stage fluorescent lamp is a lot, though large-area building light projector has its advantage, some zone is not to be well suited for being provided with fluorescent lamp, can cause light pollution to environment on every side like that, and what brought after the LED replacement fluorescent lamp is huge market.LED applies to the characteristics that have energy-conservation, high brightness and polytropy in the commercial advertisement, is fit to the requirement of commercial advertisement, attracts people's notice with its unique polytropy.The white light LEDs luminous efficiency rises year by year, and has the better colour renderings of LED such as more traditional ruddiness, gold-tinted, green glow, can be useful in the living environment that needs rich colors really, and therefore being expected will enter into indoor and outdoor lighting market future.But the employing high-brightness LED that each family releases on the market is the fluorescent lamp of light source, because the deficiency in the optical design of its led light source, make its illuminance value, reach the lighting effect that range of exposures all can not reach early stage fluorescent lamp, make people substitute early stage fluorescent lamp and hold the state of looking around the LED fluorescent lamp.

Pass the LED fluorescent tube that traditional LED fluorescent lamp adopts the PCB wiring board to add some and form light-emitting section, make fluorescent lamp after mixing power supply and plastic casing.Its major defect is: the poor radiation of LED fluorescent tube, it is very big to cause the LED lighting tube brightness to be decayed at short notice.Fluorescent lamp can darkness deepens.The light ratio that the LED fluorescent lamp sends is more dazzling, and especially the eyes to children have infringement.

The utility model content:

The utility model is at existing problem in the above-mentioned prior art, and provide a kind of good heat dissipation problem that solves led chip, effectively control the brightness decay of LED planar light source fluorescent lamp, guaranteed the LED planar light source fluorescent lamp of normal illumination brightness.

In order to achieve the above object, the technical solution adopted in the utility model: LED planar light source fluorescent lamp, it is made up of fluorescent tube and light emitting source, and described fluorescent tube is made up of two plugs, lampshade and fin; This fin and lampshade are formed the fluorescent tube of an inner hollow, and by two plug sealings, the fluorescent tube positioned inside has light emitting source to this lamp tube ends by respectively.

Described lampshade is the circular groove shape, and described fin semi-cylindrical matches with lampshade.

Described light emitting source is made up of power supply and planar light source, and described planar light source is made up of LED luminescence chip and aluminium base, and this LED luminescence chip is installed in above the aluminium base, and adopting transparent acrylic board is the light-emitting area of whole planar light source; This acrylic board equal intervals convex with slice astigmatism line; The circuit of arranging on the aluminium base is a set of circuits by the series connection of 16 chips simultaneously, adopts parallel operation between every group of circuit, powers for 16 groups in parallel simultaneously.

Described power supply is placed in the two ends of fin, simultaneously equidistant successively being placed on the fin of planar light source.

The utility model that obtains according to technique scheme has well solved the heat dissipation problem of led chip, thereby has effectively controlled the brightness decay of LED planar light source fluorescent lamp.Guaranteed normal illumination brightness, and the life-span of LED planar light source fluorescent lamp was reached more than 5 years.In addition, the energy-saving effect of LED planar light source fluorescent lamp is very obvious, and is under the situation of same illumination, more energy-conservation more than 55% than traditional fluorescent lamp.The daylight lamp power source working range that the utility model provides can adapt to global mains lighting supply between 85VAC-260VAC.It is directly to be installed on the traditional fluorescent lamp frame that this power supply also has a property, need not to remove the ballast of traditional fluorescent lamp, for the replacement of traditional fluorescent lamp provides a great convenience.LED planar light source fluorescent lamp also can be made into different power, special color according to user's requirement.

Description of drawings:

Further specify the utility model below in conjunction with the drawings and specific embodiments.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is a fin schematic diagram of the present utility model.

Fig. 3 is the conventional lights shelf structure.

The specific embodiment:

For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.

Because the existing various drawbacks of existing LED fluorescent lamp, the technical solution adopted in the utility model, its primary structure as shown in Figure 1:

The LED planar light source fluorescent lamp that the utility model provides, it is made up of fluorescent tube and light emitting source, and this fluorescent tube is made up of two plugs 1, lampshade 5 and fin 2; This fin 2 is a semi-cylindrical, and simultaneously lampshade is the circular groove shape, and caliber size coincide with fin, and it can be connected with fin, this lamp tube ends again by respectively by the fluorescent tube of two plugs sealing composition one inner hollow, the fluorescent tube positioned inside has light emitting source.

Soft in order to reach light, human eye not being produced stimulates, described light emitting source is made up of power supply and planar light source, planar light source is made up of LED luminescence chip and aluminium base simultaneously, the circuit of arranging on this aluminium base is a set of circuits by the series connection of 16 chips, adopt parallel operation between every group of circuit, power for 16 groups in parallel simultaneously; This LED luminescence chip is installed in above the aluminium base, and to adopt the transparent acrylic board equidistantly be provided with protruding slice astigmatism line be the light-emitting area of whole planar light source.

As shown in Figure 1, two power supplys 3 in the light emitting source are placed in the two ends of fin 2 respectively.Simultaneously as shown in Figure 2, what planar light source 4 was equidistant successively is placed on the fin, and the plane light that the depth dimensions of its arrangement makes planar light source emit is not intercepted by fin.Because the power supply and the luminescence chip of whole light emitting source all are placed on the fin, can be good at reaching radiating effect like this, thereby have effectively controlled the brightness decay of LED planar light source fluorescent lamp, have guaranteed normal illumination brightness.

Obtain fluorescent lamp according to technique scheme, in use, can be placed on traditional lamp bracket as shown in Figure 3, it is made up of lamp bracket 7, ballast 9, socket 8 and starter 6.The utility model need not to need starter 6 to start fluorescent lamp as traditional fluorescent lamp, pull out starter 6 after, planar light source fluorescent lamp 10 can be directly plug by two ends be installed on the socket 8 at traditional lamp bracket two ends and use.

More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims

1, LED planar light source fluorescent lamp is made up of fluorescent tube and light emitting source, it is characterized in that, described fluorescent tube is made up of two plugs, lampshade and fin; This fin and lampshade are formed the fluorescent tube of an inner hollow, and by two plug sealings, the fluorescent tube positioned inside has light emitting source to this lamp tube ends by respectively.

2, LED planar light source fluorescent lamp according to claim 1 is characterized in that, described lampshade is the circular groove shape, and described fin semi-cylindrical matches with lampshade.

3, LED planar light source fluorescent lamp according to claim 1, it is characterized in that, described light emitting source is made up of power supply and planar light source, described planar light source is made up of LED luminescence chip and aluminium base, this LED luminescence chip is installed in above the aluminium base, and adopting transparent acrylic board is the light-emitting area of whole planar light source.

4, LED planar light source fluorescent lamp according to claim 3 is characterized in that, the circuit that described aluminium base is arranged is a set of circuits by the series connection of 16 chips, adopts parallel operation between every group of circuit, powers for 16 groups in parallel simultaneously.

5, LED planar light source fluorescent lamp according to claim 3 is characterized in that, described acrylic board equal intervals convex with slice astigmatism line.

6, LED planar light source fluorescent lamp according to claim 3 is characterized in that described power supply is placed in the two ends of fin, simultaneously equidistant successively being placed on the fin of planar light source.