CN213018955U

CN213018955U - Highlight LED lamp pearl

Info

Publication number: CN213018955U
Application number: CN202021655274.1U
Authority: CN
Inventors: 唐勇; 林启程
Original assignee: Yonglin Electronics Co Ltd
Current assignee: Yonglin Electronics Co Ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-04-20
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a highlight LED lamp pearl, it includes: the substrate is provided with a mounting groove and a fixing groove; the LED chip is arranged in the mounting groove; the support is provided with a support arm, the tail end of the support arm is provided with a connecting bulge, a sliding groove is formed in the connecting bulge, a filling cavity is formed in the bottom of the support, an expansion cavity is formed in the top of the filling cavity, a connecting groove is formed in the side wall of the support, and the support is installed on the top of the substrate; the top of the fixing piece is provided with a matching bulge, the inner side wall of the fixing piece is provided with a clamping bulge, and the fixing piece is arranged on the fixing groove; the front end of the connecting piece is arranged on the connecting groove; fluorescent glue, the fluorescent glue is filled in the light-emitting hole and in the filling cavity. The service life and the production efficiency of the lamp bead are improved, and meanwhile, the size of the lamp bead is reduced, so that the lamp bead is convenient to install and use.

Description

Highlight LED lamp pearl

Technical Field

The utility model relates to LED lamp pearl equipment field especially involves a highlight LED lamp pearl.

Background

The LED is a semiconductor light-emitting diode and is made of semiconductor materials so as to directly convert electric energy into light energy and convert an electric signal into a light signal; it features low power consumption, high brightness, gay colour, vibration resistance, long service life (8-10 ten thousand hours of normal light emission), and cold light source. In the future of the 21 st century, lamp products using LEDs as light sources inevitably replace incandescent lamps and become a revolution of human illumination, and LED lamp beads are widely used in various production fields such as lamp illumination, LED large screen display, traffic lights, decorations, computers, electronic toy gifts, switches, telephones, advertisements, urban light engineering and the like.

The flashlight is used to current open air generally needs the illuminating effect of higher intensity light efficiency to in fog day or remote irradiation, current LED lamp pearl is generally through improving power and then promote light efficiency intensity, and the volume that generally can lead to LED lamp pearl is crossed, and production and installation are comparatively consuming time, and calorific capacity is huge simultaneously, can not use for a long time.

Therefore, a strong light LED lamp bead capable of solving one or more of the above problems is needed.

SUMMERY OF THE UTILITY MODEL

For solving one or more problems that exist among the prior art, the utility model provides a highlight LED lamp pearl. The utility model discloses a solve the technical scheme that above-mentioned problem adopted and be: the utility model provides a highlight LED lamp pearl, it includes: the base plate is rectangular, a mounting groove is formed in the top of the base plate, and fixing grooves are formed in the side walls of the four corners of the base plate; the LED chip is fixedly arranged in the mounting groove; the LED lamp holder comprises a support, wherein the support is annular and is provided with a light emitting hole, the light emitting hole is matched with an LED chip, the support is provided with four support arms, the tail ends of the support arms are provided with connecting bulges, the bottom of each connecting bulge is matched with the corner of a substrate in shape, the outer side wall of each connecting bulge is provided with a sliding groove, the bottom of the support is provided with a filling cavity, the diameter of the filling cavity is larger than that of the LED chip, the top of the filling cavity is provided with an expansion cavity, the side wall of the support is provided with a connecting groove, the connecting groove is connected with the filling cavity, and the support is fixedly installed at the top of the substrate and fixes the LED; the top of the fixing piece is provided with a matching bulge matched with the sliding groove, a clamping bulge matched with the fixing groove is arranged on the inner side wall of the fixing piece, and the fixing piece is installed on the fixing groove through the sliding groove and fixes the bracket; the tail end of the connecting piece is provided with a bulge, the connecting piece is electrically connected with the LED chip, and the front end of the connecting piece is arranged on the connecting groove; and the fluorescent glue is filled in the light outlet and the filling cavity and fixes the LED chip. This is the basis.

Further, the fixing groove is at least 2mm away from the bottom surface of the substrate.

Further, the fixing piece is clamped with the sliding groove through the matching protrusion.

Further, the depth of the mounting groove is smaller than the thickness of the LED chip.

Furthermore, the section of the expansion cavity is triangular, and the two connecting grooves are symmetrically arranged.

Further, a groove is arranged on the outer side surface of the protrusion.

The utility model discloses the beneficial effect who gains is: the utility model realizes that the base plate, the LED chip, the bracket, the connecting piece, the fixing piece and other components are connected together through an ingenious structure, the LED chip is firmly fixed on the base plate while the gold thread is convenient to weld and the external circuit is connected, and meanwhile, the fixation glue is prevented from melting and flowing out at high temperature during work, thereby reducing the number of accessories for fixing the LED chip on the basic component; fixed through the cooperation of support and mounting, avoid the support joint to influence the installation of follow-up use, scribble operations such as silicone grease bottom the base plate to avoid influencing the heat dissipation. The utility model discloses a practical value has greatly improved above.

Drawings

Fig. 1 is a perspective view of a highlight LED lamp bead of the present invention;

FIG. 2 is an exploded view of a highlight LED lamp bead of the present invention;

fig. 3 is a top view of a highlight LED lamp bead of the present invention;

fig. 4 is a cross-sectional view along the direction of a top view a-a of a highlight LED lamp bead of the present invention;

fig. 5 is a partial enlarged view of a-a cross-sectional view I of a bright light LED lamp bead.

[ reference numerals ]

101. substrate

102. mounting groove

103. fixed groove

201. LED chip

301. support

302. support arm

303. connecting projection

304. chute

305. fill the cavity

306. expansion cavity

307. light-emitting hole

308. connecting groove

401. fixing piece

402. mating projection

403. clamping projection

501. connecting piece

502. bump

503. groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the invention.

As shown in fig. 1-5, the utility model discloses a highlight LED lamp pearl, it includes: the substrate 101 is rectangular, a mounting groove 102 is formed in the center of the top of the substrate 101, fixing grooves 103 are formed in the side walls of the four corners of the substrate 101, and the depth of each fixing groove 103 is generally larger than 2 mm; the LED chip 201 is fixedly installed in the installation groove 102, and electrodes of the LED chip 201 are generally arranged on the side wall; a bracket 301, wherein the bracket 301 is in a ring shape, the bracket 301 is provided with a light outlet 307, the light-emitting hole 307 is matched with the LED chip 201, the diameter of the light-emitting hole 307 is generally smaller than that of the LED chip 201, the support 301 is provided with four support arms 302, the ends of the support arms 302 are provided with connecting projections 303, the shape of the bottom of the connecting protrusion 303 is matched with the corner of the substrate 101, a sliding groove 304 is arranged on the outer side wall of the connecting protrusion 303, the bottom of the bracket 301 is provided with a filling cavity 305, the diameter of the filling cavity 305 is larger than that of the LED chip 201, the top of the filling cavity 305 is provided with an expansion cavity 306, the side walls of the holder 301 are provided with attachment slots 308, the connecting groove 308 is connected with the filling cavity 305, and the support 301 is fixedly mounted on the top of the substrate 101 and fixes the LED chip 201; a fixing part 401, wherein a matching protrusion 402 matched with the sliding groove 304 is arranged at the top of the fixing part 401, a clamping protrusion 403 matched with the fixing groove 103 is arranged on the inner side wall of the fixing part 401, and the fixing part 401 is installed on the fixing groove 103 through the sliding groove 304 and fixes the bracket 301; a protrusion 502 is arranged at the tail end of the connecting piece 501, the connecting piece 501 is electrically connected with the LED chip 201, and the front end of the connecting piece 501 is mounted on the connecting groove 308; and fluorescent glue, which is filled in the light emitting hole 307 and the filling cavity 305 to fix the LED chip 201.

It should be noted that the fluorescent glue fixes the gold wire welded between the LED chip 201 and the connecting member 501, the fluorescent glue fixes the front end of the connecting member 501, and the connecting member 501 is generally attached to the side surface of the substrate 101 through the protrusion 502 or is fixed in a clamping manner. The fluorescent glue is not filled in the expansion cavity 306, and when the fluorescent glue is used, the fluorescent glue is partially expanded and filled in the expansion cavity 306, so that the bracket 301 is prevented from being pushed upwards by thermal expansion when the fluorescent glue is used.

Specifically, as shown in fig. 2 and 4, the fixing groove 103 is at least 2mm away from the bottom surface of the substrate 101, so as to facilitate the uneven installation caused by the fixing member 401 lifting the substrate 101 when the substrate 101 is installed on a heat sink, and to leave a position for extruding silicone grease on the side surface during installation. Generally, the fixing member 401 is clamped with the sliding groove 304 through the matching protrusion 402, so that the fixing member 401 is mounted on the bracket 301, and then the fixing member 401 clamps the bracket 301 on the substrate 101, which can effectively prevent the bracket 301 from arching during production.

Specifically, as shown in fig. 4 and 5, the depth of the mounting recess 102 is smaller than the thickness of the LED chip 201, so that the LED chip 201 can be soldered with a gold wire; the cross section of the expansion cavity 306 is triangular and is a right-angled triangle with a right angle facing inwards, and two connecting grooves 308 are symmetrically arranged; the expansion cavity 306 is arranged in a right-angled triangle with a right angle towards the inside, and the phosphor gel expands more at a position closer to the LED chip 201, so that the expansion cavity can be effectively filled with the hot air, and the hot air accumulated in the expansion cavity 306 is reduced. The outer side surface of the protrusion 502 is provided with a groove 503, so that an external circuit can be electrically connected with the connecting piece 501 in a clamping or threaded connection mode conveniently.

To sum up, the present invention connects the substrate 101, the LED chip 201, the bracket 301, the connecting member 501, the fixing member 401 and other components together through an ingenious structure, so as to realize the convenient welding of gold wires and the connection of external circuits while firmly fixing the LED chip on the substrate, and simultaneously avoid the melting of fixing glue at high temperature during operation, thereby reducing the number of accessories for fixing the LED chip on the basic component; fixed through the cooperation of support and mounting, avoid the support joint to influence the installation of follow-up use, scribble operations such as silicone grease bottom the base plate to avoid influencing the heat dissipation. The utility model discloses a practical value has greatly improved above.

The above-described embodiments merely represent one or more embodiments of the present invention, which are described in detail and concrete, but are not to be construed as limiting the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a highlight LED lamp pearl which characterized in that includes: the base plate is rectangular, a mounting groove is formed in the top of the base plate, and fixing grooves are formed in the side walls of the four corners of the base plate; the LED chip is fixedly arranged in the mounting groove; the LED lamp holder comprises a support, wherein the support is annular and is provided with a light emitting hole, the light emitting hole is matched with an LED chip, the support is provided with four support arms, the tail ends of the support arms are provided with connecting bulges, the bottom of each connecting bulge is matched with the corner of a substrate in shape, the outer side wall of each connecting bulge is provided with a sliding groove, the bottom of the support is provided with a filling cavity, the diameter of the filling cavity is larger than that of the LED chip, the top of the filling cavity is provided with an expansion cavity, the side wall of the support is provided with a connecting groove, the connecting groove is connected with the filling cavity, and the support is fixedly installed at the top of the substrate and fixes the LED; the top of the fixing piece is provided with a matching bulge matched with the sliding groove, a clamping bulge matched with the fixing groove is arranged on the inner side wall of the fixing piece, and the fixing piece is installed on the fixing groove through the sliding groove and fixes the bracket; the tail end of the connecting piece is provided with a bulge, the connecting piece is electrically connected with the LED chip, and the front end of the connecting piece is arranged on the connecting groove; and the fluorescent glue is filled in the light outlet and the filling cavity and fixes the LED chip.

2. A glare LED lamp bead according to claim 1, wherein said retaining grooves are at least 2mm from the bottom surface of said substrate.

3. The highlight LED lamp bead according to claim 1, wherein said fixing member is clamped with said sliding groove by said fitting protrusion.

4. A glare LED lamp bead according to claim 1, wherein the depth of said mounting groove is less than the thickness of said LED chip.

5. A glare LED lamp bead according to claim 1, wherein said expansion cavity has a triangular cross-section, and said connecting grooves are symmetrically arranged in two pairs.

6. A highlight LED lamp bead according to claim 1, characterized in that a groove is provided on the outer side of said protrusion.