CN212085036U

CN212085036U - Special reinforced small-size LED lamp bead

Info

Publication number: CN212085036U
Application number: CN201922298590.1U
Authority: CN
Inventors: 沈跃生; 黄瑞全
Original assignee: Shenzhen Qizhiguang Electronic Technology Co ltd
Current assignee: Shenzhen Qizhiguang Electronic Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-12-04
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a special reinforced small-size LED lamp bead, which comprises an LED bracket, wherein one corner of the LED bracket is provided with a mark for distinguishing positive and negative, the LED bracket is connected with a bowl cup, three dispensing areas are evenly arranged at the bottom of the bowl cup, the central position of the dispensing area is connected with a crystal solidifying area, the crystal solidifying area is provided with a mounting groove, an LED chip is arranged in the mounting groove, the surface of the dispensing area is connected with packaging glue, the packaging glue completely wraps the crystal solidifying area and the LED chip, the bottom of the LED bracket is connected with a base, the base is connected with a lamp bead pad, the lamp bead pad comprises an anode lamp bead pad and a cathode lamp bead pad, the anode lamp bead pad and the cathode lamp bead pad are arranged on the same plane, the LED chip is electrically connected with the anode lamp bead pad and the cathode lamp bead pad, the base and the lamp bead pad are provided with an anode, the left side and the right side of the base are connected with PIN feet.

Description

Special reinforced small-size LED lamp bead

Technical Field

The utility model belongs to the technical field of LED lamp pearl, concretely relates to small-size LED lamp pearl of special strenghthened type.

Background

The LED lamp bead is a popular name of an LED for short in english abbreviation, and the LED lamp bead is made of a compound containing gallium (Ga), arsenic (As), phosphorus (P), nitrogen (N), and the like. When electrons and holes are recombined, visible light is radiated, so that the light-emitting diode can be manufactured. In circuits and instruments as indicator lights or to form text or numerical displays. Gallium arsenide diodes emit red light, gallium phosphide diodes emit green light, silicon carbide diodes emit yellow light, and gallium nitride diodes emit blue light. Because the chemical properties of the LED are organic light-emitting diodes (OLED) and inorganic light-emitting diodes (LED), at present, LED products are widely applied to the technical field of illumination, when the intensity of a support is improved by increasing the thickness of the support by using the existing LED lamp beads, the brightness of the LED is reduced, and the support is weakened and easy to break while the brightness of the LED is increased.

SUMMERY OF THE UTILITY MODEL

To the problem that the above-mentioned background art provided, the utility model aims at: aiming at providing a special reinforced small-size LED lamp bead.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a special reinforced small-size LED lamp bead comprises an LED support, wherein one corner of the LED support is provided with a mark for distinguishing positive and negative, the LED support is connected with a bowl cup, a cup wall is arranged in the bowl cup and is connected with a light-emitting surface, the light-emitting surface comprises two symmetrical long reflection light-emitting surfaces and two symmetrical short reflection light-emitting surfaces, an included angle formed between the two symmetrical long reflection light-emitting surfaces is degree, an included angle formed between the two symmetrical short reflection light-emitting surfaces is degree, four included angles formed by connecting the two long reflection light-emitting surfaces and the two short reflection light-emitting surfaces are connected with arc reflection light-emitting surfaces, three dispensing areas are uniformly arranged at the bottom of the bowl cup, the central position of the dispensing area is connected with a solid crystal area, the solid crystal area is provided with a mounting groove, an LED chip is mounted on the mounting groove, and the surface of, the LED lamp comprises a base, a lamp bead pad, an anode lamp bead pad, a cathode lamp bead pad, a base and a lamp bead pad, wherein the LED lamp bead pad is arranged on the same plane, the LED chip is electrically connected with the anode lamp bead pad and the cathode lamp bead pad, the base and the lamp bead pad are provided with an anode wire hole and a cathode wire hole, and the left side and the right side of the base are connected with PIN PINs.

Further, the die bonding area can be provided with LED chips with different colors. Such a structural design increases the variety of LED chip illumination.

Further, the dispensing area can dispense packaging glue with different colors, and the packaging glue is fluorescent packaging glue or transparent packaging glue. The fluorescent packaging adhesive is a bi-component organic silicon elastomer material cured by heating, and has the characteristics of high light transmittance, high refractive index, good thermal stability, small stress, low hygroscopicity and the like after curing. The transparent packaging adhesive has high light transmittance, high elasticity and good ultraviolet aging resistance.

Further inject, lamp pearl pad passes through welded fastening in the upper and lower both sides of base. Such structural design is because positive side pastes LED lamp pearl, and the PIN foot easily climbs the tin cream during welding, leads to LED to place the unevenness, so change special side into and paste LED, can thoroughly solve current product PIN foot and climb the phenomenon of placing unevenness that the tin cream and arouse.

Further, the included angle formed between each of the long reflection light emitting surface, the short reflection light emitting surface and the arc reflection light emitting surface and the base is 130 degrees and 145 degrees. The light emitting channel of the LED chip is shorter due to the structural design, and the light emitting efficiency of the LED chip is improved.

The utility model discloses beneficial effect does: the problem of current support promote support intensity through increasing support thickness and PPA thickness and lead to LED luminance to hang down partially, through arranging the design and the chip to the support pad, increase support intensity when promoting the luminance of product, great reduction LED lamp pearl cost under the equal luminance condition is solved.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural view of a special reinforced small-sized LED lamp bead according to an embodiment of the present invention;

fig. 2 is a schematic front structural view of a special reinforced small-sized LED lamp bead according to an embodiment of the present invention;

fig. 3 is a schematic view of a back structure of a special reinforced small-sized LED lamp bead according to an embodiment of the present invention;

the main element symbols are as follows:

LED support 1, mark 101, bowl cup 2, cup wall 202, light emitting surface 203, long reflection light emitting surface 204, short reflection light emitting surface 205, circular arc reflection light emitting surface 206, point gum region 3, solid brilliant district 4, LED chip 5, packaging glue 6, base 7, lamp pearl pad 701, anodal lamp pearl pad 702, negative pole lamp pearl pad 703, anodal line hole 704, negative pole line hole 705, PIN foot 8.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in fig. 1-3, a special enhanced small-sized LED lamp bead of the present invention, a corner of an LED support 1 is provided with a mark 101 for distinguishing positive and negative, the LED support 1 is connected to a bowl 2, a cup wall 202 is disposed in the bowl 2, the cup wall 202 is connected to a light-emitting surface 203, the light-emitting surface 203 comprises two symmetrical long reflective light-emitting surfaces 204 and two symmetrical short reflective light-emitting surfaces 205, an included angle formed between the two symmetrical long reflective light-emitting surfaces 204 is 40 degrees, an included angle formed between the two symmetrical short reflective light-emitting surfaces 205 is 40 degrees, four included angles formed by connecting the two long reflective light-emitting surfaces 204 and the two short reflective light-emitting surfaces 205 are connected to a circular arc reflective light-emitting surface 206, three dispensing regions 3 are uniformly disposed at the bottom of the bowl 2, the central position of the dispensing region 3 is connected to a die bonding region 4, the die bonding region 4 is provided with a mounting groove, an, encapsulation is glued 6 and is wrapped up solid brilliant district 4 and LED chip 5 completely, LED support 1 bottom is connected with base 7, base 7 is connected with lamp pearl pad 701, lamp pearl pad 701 includes anodal lamp pearl pad 702 and negative pole lamp pearl pad 703, anodal lamp pearl pad 702 and negative pole lamp pearl pad 703 are the coplanar setting, LED chip 5 is connected with anodal lamp pearl pad 702 and negative pole lamp pearl pad 703 electricity, base 7 and lamp pearl pad 701 are equipped with anodal line hole 704 and negative pole line hole 705, the base 7 left and right sides is connected with PIN foot 8.

During the use, install bowl cup 2 on LED support 1, then install LED chip 5 at the mounting groove on solid brilliant district 4, use encapsulation to glue 6 and wrap up LED chip 5 completely, can select fluorescence encapsulation to glue 6 or transparent encapsulation to glue 6 according to particular case, through welding with lamp pearl pad 701 and PCB board fixed connection, through improving the luminous luminance of LED chip 5, through the design to lamp pearl pad 701 and improving LED chip 5 and arranging, increase LED support 1 intensity when promoting the luminance of product.

The die bond region 4 may preferably be mounted with different types of color LED chips 5. Such a structural design increases the variety of illumination of the LED chip 5. In fact, other configurations of the LED chip 5 may be used as the case may be.

Preferably, the dispensing area 3 can dispense the packaging adhesive 6 with different colors, and the packaging adhesive 6 is a fluorescent packaging adhesive 6 or a transparent packaging adhesive 6. The structure design increases the variety of luminescence, and the fluorescent packaging adhesive 6 is a bi-component organic silicon elastomer material cured by heating, and has the characteristics of high light transmittance, high refractive index, good thermal stability, small stress, low hygroscopicity and the like after curing. The transparent packaging adhesive 6 has high light transmittance, high elasticity and good ultraviolet aging resistance. In fact, other structures of the packaging adhesive 6 can be considered according to specific situations.

The preferred lamp bead pad 701 is fixed on the upper side and the lower side of the base 7 through welding. Such structural design is because positive side pastes LED lamp pearl, and the PIN foot easily climbs the tin cream during welding, leads to LED to place the unevenness, so change special side into and paste LED, can thoroughly solve current product PIN foot and climb the phenomenon of placing unevenness that the tin cream and arouse. In fact, other connection configurations are contemplated as the case may be.

Preferably, each of the long reflective light emitting surface 204, the short reflective light emitting surface 205 and the circular arc reflective light emitting surface 206 forms an angle of 130 degrees to 145 degrees with the base 7. Due to the structural design, the light emitting channel of the LED chip 5 is short, and the light emitting efficiency of the LED chip 3 is improved. In fact, other configurations of the light emitting surface may be used, as the case may be.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a small-size LED lamp pearl of special strenghthened type, includes LED support (1), its characterized in that: one corner of the LED support (1) is provided with a mark (101) for distinguishing positive and negative, the LED support (1) is connected with a bowl cup (2), a cup wall (202) is arranged in the bowl cup (2), the cup wall (202) is connected with a light-emitting surface (203), the light-emitting surface (203) comprises two symmetrical long reflection light-emitting surfaces (204) and two symmetrical short reflection light-emitting surfaces (205), an included angle formed between the two symmetrical long reflection light-emitting surfaces (204) is 40 degrees, an included angle formed between the two symmetrical short reflection light-emitting surfaces (205) is 40 degrees, four included angles formed by connecting the two long reflection light-emitting surfaces (204) and the two short reflection light-emitting surfaces (205) are connected with a circular arc reflection light-emitting surface (206), three dispensing areas (3) are uniformly arranged at the bottom of the bowl cup (2), and a die bonding area (3) is connected with a die bonding area (4), the die bonding area (4) is provided with a mounting groove, the mounting groove is provided with an LED chip (5), the surface of the dispensing area (3) is connected with packaging glue (6), the packaging glue (6) completely wraps the die bonding area (4) and the LED chip (5), the bottom of the LED bracket (1) is connected with a base (7), the base (7) is connected with a lamp bead pad (701), the lamp bead welding disc (701) comprises an anode lamp bead welding disc (702) and a cathode lamp bead welding disc (703), the positive lamp bead pad (702) and the negative lamp bead pad (703) are arranged on the same plane, the LED chip (5) is electrically connected with the positive lamp bead bonding pad (702) and the negative lamp bead bonding pad (703), base (7) and lamp pearl pad (701) are equipped with anodal line hole (704) and negative pole line hole (705), base (7) left and right sides is connected with PIN foot (8).

2. The special reinforced small-size LED lamp bead according to claim 1, characterized in that: the die bonding area (4) can be provided with LED chips (5) with different colors.

3. The special reinforced small-size LED lamp bead according to claim 2, characterized in that: the dispensing area (3) can dispense packaging glue (6) with different colors, and the packaging glue (6) is fluorescent packaging glue (6) or transparent packaging glue (6).

4. The special reinforced small-size LED lamp bead according to claim 3, characterized in that: the lamp bead welding pads (701) are fixed on the upper side and the lower side of the base (7) through welding.

5. The special reinforced small-size LED lamp bead according to claim 4, characterized in that: and the included angle formed between each long reflection light-emitting surface (204), each short reflection light-emitting surface (205), each circular arc reflection light-emitting surface (206) and the base (7) is 130-145 degrees.