CN203423180U

CN203423180U - LED plane packaging device capable of realizing 360 DEG light emitting

Info

Publication number: CN203423180U
Application number: CN201320549469.1U
Authority: CN
Inventors: 余国祥; 陈庆祥
Original assignee: 余国祥; 陈庆祥
Current assignee: SHANGYU OUDI ELECTRICAL APPLIANCE CO., LTD.
Priority date: 2013-09-05
Filing date: 2013-09-05
Publication date: 2014-02-05
Anticipated expiration: 2023-09-05

Abstract

The utility model relates to the illumination tool field and particularly relates to an LED plane packaging device capable of realizing 360 DEG light emitting. The LED plane packaging device comprises a transparent ceramics base board, wherein corresponding positions of outer edges of a surface plane and a back plane of the transparent ceramics base board are respectively and sequentially provided with inner grooves and micro grooves along a circumferential direction from inside to outside peripherally, periphery of the inner grooves of the surface plane and the back plane of the transparent ceramics base board are respectively provided with multiple LED chips, the LED chips can be connected serially and parallelly through metal wires arranged in the inner grooves, the micro grooves are internally provided with micro groove phosphor layers, and four corner ends of the transparent ceramics base board are respectively provided with electrodes. The LED plane packaging device has a simple structure, blue light or red light emitted by the LED chips in the inner grooves are excited into high efficiency white light after meeting the covered phosphor, the blue light or the red light emitted from the four side walls of the transparent ceramics base board can be excited by the phosphor layers arranged on the micro grooves to form the high efficiency white light, so 360 DEG light emitting without any dead corner is realized, and energy saving and environmental protection are realized.

Description

A kind of can 360 the luminous LED planar package device of degree

[technical field]

The utility model relates to illuminations field, be specifically related to a kind of can 360 the luminous LED planar package device of degree.

[background technology]

LED planar package device refers to the planar package device of luminescence chip, and the planar package device of LED not only requirement can be protected wick, but also can printing opacity.Traditional LED planar package device adopt by LED chip by being adhesive on support, being merely able to 180 degree, to be straight angle degree luminous; The patent No. 201120380417.7 adopts the efficient white light LED plane encapsulation of transparent ceramic support, the transparent ceramic support that its adopts the lower carriage be the upper bracket of semiellipse type and be drum type body to intercouple and form, on this transparent ceramic rack inner wall, LED chip is set, the light that LED chip sends can not 360 degree luminous in all directions, also can only plane 180 spend luminous, light efficiency be can not maximize, thereby luminous energy waste, not energy-conserving and environment-protective formed.

[utility model content]

The purpose of this utility model is for the defect of prior art and deficiency, provide a kind of simple in structure, reasonable in design, easy to use a kind of can the luminous LED planar package device of 360 degree, it adopts on four jiaos of transparent ceramic substrates that are fillet, its tow sides are provided with inside groove and microflute successively from inside to outside along the surrounding corresponding position of circumferential direction, in this inside groove, be provided with LED chip, on this LED chip and microflute, be provided with phosphor powder layer, it has simple in structure, LED chip by inside groove the inside sends the fluorescent material that blue light or ruddiness runs into covering and is excited into efficient white light, on microflute, being provided with phosphor powder layer can make blue light out of transparent ceramic substrate four sidewall overflows or ruddiness run into fluorescent material to be excited into efficient white light, it can 360 degree luminous without dead angle, energy-conserving and environment-protective.

Described in the utility model a kind of can 360 the luminous LED planar package device of degree, it comprises transparent ceramic substrate, the position that described transparent ceramic substrate surface is corresponding with outer, the back side, is respectively arranged with the inside groove and the microflute that along circumferential direction surrounding, set gradually from inside to outside; In the inside groove surrounding at described transparent ceramic substrate surface and the back side, be respectively arranged with some LED chips, this LED chip can be connected by series and parallel connections by being arranged on the gold thread of inside groove; On the LED chip of described inside groove surrounding, fill out and be provided with inside groove phosphor powder layer; In described microflute, fill out and be provided with microflute phosphor powder layer; Four jiaos of ends of described transparent ceramic substrate are provided with electrode, and this electrode is connected with gold thread.

Further, the inside groove height at described transparent ceramic substrate surface and the back side is its LED chip thickness and inside groove phosphor powder layer height sum, the surface of the inside groove phosphor powder layer at this transparent ceramic substrate surface and the back side respectively with the surface of transparent ceramic substrate or the back side in same level.

Further, the groove depth of described microflute is a bit larger tham inside groove.

Further, the LED chip in the inside groove at described transparent ceramic substrate surface and the back side adopts the positive and negative setting that is dislocatedly distributed.

Adopt after said structure, the utility model beneficial effect is: it adopts the utility model on four jiaos of transparent ceramic substrates that are fillet, its tow sides are provided with inside groove and microflute successively from inside to outside along the surrounding corresponding position of circumferential direction, in this inside groove, be provided with LED chip, on this LED chip and microflute, be provided with phosphor powder layer, it has simple in structure, LED chip by inside groove the inside sends the fluorescent material that blue light or ruddiness runs into covering and is excited into efficient white light, on microflute, being provided with phosphor powder layer can make blue light out of transparent ceramic substrate four sidewall overflows or ruddiness run into fluorescent material to be excited into efficient white light, it can 360 degree luminous without dead angle, energy-conserving and environment-protective.

[accompanying drawing explanation]

Accompanying drawing described herein is to be used to provide further understanding of the present utility model, forms the application's a part, but does not form to improper restriction of the present utility model, in the accompanying drawings:

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

Fig. 2 is the AA cutaway view of Fig. 1.

Description of reference numerals:

1, transparent ceramic substrate; 2, inside groove; 3, microflute; 4, gold thread; 5, electrode.

[embodiment]

Below in conjunction with accompanying drawing and specific embodiment, describe the utility model in detail, illustrative examples wherein and explanation are only used for explaining the utility model, but not as to restriction of the present utility model.

As shown in Figure 1 and Figure 2, a kind of described in this embodiment can 360 the luminous LED planar package device of degree, it comprises transparent ceramic substrate 1, described transparent ceramic substrate 1 position corresponding with outer, the back side, surface, is respectively arranged with the inside groove 2 and the microflute 3 that along circumferential direction surrounding, set gradually from inside to outside; In inside groove 2 surroundings at described transparent ceramic substrate 1 surface and the back side, be respectively arranged with some LED chips, this LED chip can be connected by series and parallel connections by being arranged on the gold thread 4 of inside groove 2; On the LED chip of described inside groove 2 surroundings, fill out and be provided with inside groove phosphor powder layer; In described microflute 3, fill out and be provided with microflute phosphor powder layer; 1 four jiaos of ends of described transparent ceramic substrate are provided with electrode 5, and this electrode 5 is connected with gold thread 4.

The inside groove 2 at described transparent ceramic substrate 1 surface and the back side is highly its LED chip thickness and inside groove phosphor powder layer height sum, the surface of the inside groove phosphor powder layer at the surperficial and back side of this transparent ceramic substrate 1 respectively with the surface of transparent ceramic substrate 1 or the back side in same level.

The groove depth of described microflute 3 is a bit larger tham inside groove 2.

LED chip in the inside groove 2 at described transparent ceramic substrate 1 surface and the back side adopts the positive and negative setting that is dislocatedly distributed; The luminous fluorescent material that runs into that makes full use of the positive and side of LED chip excites and changes into efficient white light.

The utility model in use, LED chip is blue light or red LED chip, at transparent ceramic substrate surface and the back side, be provided with and in inside groove, be evenly provided with respectively LED chip, on this LED chip, be provided with inside groove phosphor powder layer, some LED chips at transparent ceramic substrate surface and the back side all can be connected by series and parallel connections by the gold thread in the groove that sets within it, while starting working, LED chip utilization possesses the inside groove phosphor powder layer arranging on the inside groove of 360 degree lighting functions by transparent ceramic substrate surface and the back side and is excited into efficient white light, but because ceramic substrate is transparent, therefore at 360 degree when luminous, the light sending due to LED chip body is blue light or ruddiness, because light can reflect at medium, thereby still have a blue light or ruddiness to appear from transparent ceramic substrate surrounding sidewall, now due between inside groove outside and transparent ceramic substrate outer, be provided with the microflute darker than the groove depth of inside groove, and in microflute, fill out and establish full fluorescent material, now after the blue or red light refraction of band through microflute, the fluorescent material being arranged in microflute absorbs, thereby blue light or ruddiness chance fluorescent material are excited into efficient white light and send, thereby at transparent ceramic substrate, can send the efficient white light of 360 degree.

The utility model makes full use of the light transmission features of transparent ceramic substrate, at the outer of the transparent ceramic substrate positive and negative inside groove LED luminescence chip that is all evenly interspersed, it is luminous that LED chip itself possesses 360 degree, and the efficient white light that the LED chip of surface light emitting and the LED chip of back side illuminated produce fully mixes and reaches 360 degree uniformly light-emitting and light mixing effects.

In addition the utility model is under same power, can adopt the LED chip of reduced size to be evenly distributed in inside groove, thereby reduce by the current density of LED chip, afterwards reduce the extremely temperature of LED chip, and then the Btu utilization transparent ceramic substrate sending can allow chip operation time heat conduction and distributing more equably, do not make heat build-up, extend the useful life of this product.

The utility model utilizes the high printing opacity of transparent ceramic, high thermal conduction characteristic to make planar package device substrate, the inside groove arranging by transparent ceramic upper surface of base plate and microflute with and the same device in the back side, LED chip sends blueness or red light when work, the phosphor powder layer that runs into transparent ceramic substrate surface, facade (side), the back side excites, and sends efficient white light; It is a kind ofly to have simple in structurely, and planar package device technique is simple, and efficiently utilizes the LED chip 360 degree characteristics of luminescences to reach the luminous LED planar package device device of 360 degree.

It is the square of circular arc that the shape of transparent ceramic support of the present utility model not only can be four jiaos, also can rectangle or triangle or other shape.

It adopts the utility model on four jiaos of transparent ceramic substrates that are fillet, its tow sides are provided with inside groove and microflute successively from inside to outside along the surrounding corresponding position of circumferential direction, in this inside groove, be provided with LED chip, on this LED chip and microflute, be provided with phosphor powder layer, it has simple in structure, LED chip by inside groove the inside sends the fluorescent material that blue light or ruddiness runs into covering and is excited into efficient white light, on microflute, being provided with phosphor powder layer can make blue light out of transparent ceramic substrate four sidewall overflows or ruddiness run into fluorescent material to be excited into efficient white light, it can 360 degree luminous without dead angle, energy-conserving and environment-protective.

The above is only better embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the utility model patent claim.

Claims

One kind can 360 the luminous LED planar package device of degree, it comprises transparent ceramic substrate (1), it is characterized in that: the position that described transparent ceramic substrate (1) surface is corresponding with outer, the back side, is respectively arranged with the inside groove (2) and the microflute (3) that along circumferential direction surrounding, set gradually from inside to outside; In inside groove (2) surrounding at described transparent ceramic substrate (1) surface and the back side, be respectively arranged with some LED chips, this LED chip can be connected by series and parallel connections by being arranged on the gold thread (4) of inside groove (2); On the LED chip of described inside groove (2) surrounding, fill out and be provided with inside groove phosphor powder layer; In described microflute (3), fill out and be provided with microflute phosphor powder layer; (1) four jiao of end of described transparent ceramic substrate is provided with electrode (5), and this electrode (5) is connected with gold thread (4).
According to claim 1 a kind of can 360 the luminous LED planar package device of degree, it is characterized in that: the inside groove (2) at described transparent ceramic substrate (1) surface and the back side is highly its LED chip thickness and inside groove phosphor powder layer height sum, the surface of the inside groove phosphor powder layer at the surperficial and back side of this transparent ceramic substrate (1) respectively with the surface of transparent ceramic substrate (1) or the back side in same level.
According to claim 1 a kind of can 360 the luminous LED planar package device of degree, it is characterized in that: the groove depth of described microflute (3) is a bit larger tham inside groove (2).
According to claim 1 a kind of can 360 the luminous LED planar package device of degree, it is characterized in that: the positive and negative setting that is dislocatedly distributed of LED chip employing in the inside groove (2) at described transparent ceramic substrate (1) surface and the back side.