CN217062150U

CN217062150U - High-efficient radiating paster support

Info

Publication number: CN217062150U
Application number: CN202220358215.0U
Authority: CN
Inventors: 李爱荣
Original assignee: Guangdong Pinmei Electronics Technology Co ltd
Current assignee: Guangdong Pinmei Electronics Technology Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-07-26
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses a high-efficiency heat-dissipation patch bracket, which comprises a metal bonding pad and a plastic main body formed on the metal bonding pad, wherein the plastic main body is provided with a reflection cup, the metal bonding pad comprises a connecting part and a welding leg formed by extending the connecting part to the outer side of the plastic main body and bending the connecting part to the bottom, the connecting part is arranged at the bottom of the reflection cup, an insulating area is arranged between the connecting parts, and the connecting part is provided with a plurality of heat dissipation holes and heat dissipation fins; compared with the prior art, the leg can be the utility model discloses erect, make and have certain clearance between connecting portion and the circuit board, the air can circulate in the clearance, and the heat that the lamp pearl chip produced can be followed the louvre of connecting portion and during the fin dispels the heat to the air fast, accelerated the utility model discloses a rate of heat dissipation makes the utility model discloses a performance is more stable, and life is longer.

Description

High-efficient radiating paster support

Technical Field

The utility model relates to an illumination lamps and lanterns technical field, especially a high-efficient radiating paster support.

Background

LED lamp pearl, will paste the dress on the support with the LED chip usually during the preparation, this support is LED paster support. In the prior art, the LED paster support comprises a base and two soldering tin pins, wherein an LED chip is placed in the base, two ends of the LED chip are respectively electrically connected with the two soldering tin pins through spot welding, the two soldering tin pins are externally connected with a positive electrode and a negative electrode of a power supply, but the LED paster support has the following problems that the LED chip can generate a large amount of heat in the light emitting process, and the heat can influence the service life of the LED chip if the heat cannot be timely conducted away from the LED chip.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a high-efficient radiating paster support.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a high-efficient radiating paster support, including the metal pad, and the shaping in plastics main part on the metal pad, the plastics main part is provided with the reflection cup, the metal pad is including connecting portion, and connecting portion are past the leg that the outside of plastics main part extends and bends towards the bottom and form, connecting portion set up in the bottom of reflection cup, just be provided with the insulating region between the connecting portion, connecting portion are provided with a plurality of louvre and fin.

Furthermore, the bottom of the plastic main body is provided with at least two supporting legs, the supporting legs are formed by downward extending of the plastic main body, and the bottom surfaces of the supporting legs are flush with the bottom surfaces of the welding legs.

Furthermore, the heat dissipation holes are long in strip shape, and the heat dissipation holes and the heat dissipation fins are formed through one-time stamping.

Furthermore, a strip-shaped heat insulation hole is formed between the connecting part and the welding leg.

Furthermore, the heat insulation hole is a convex step hole.

Further, one side of the plastic main body is provided with an electrode mark.

Furthermore, at least one limiting groove is arranged at the joint of the metal pad and the plastic main body.

Furthermore, a flange is arranged at the joint of the metal pad and the plastic main body.

The beneficial effects of the utility model are that: compared with the prior art, the welding leg can support the utility model, so that a certain gap exists between the connecting part and the circuit board, air can circulate in the gap, heat generated by the lamp bead chip can be quickly radiated into the air from the radiating hole and the radiating fin of the connecting part, the radiating rate of the utility model is accelerated, the performance of the utility model is more stable, and the service life is longer; the supporting legs are arranged, so that the utility model is more stable, and uneven conditions can not occur during soldering; through the arrangement of the heat insulation holes, the heat conduction of the lamp bead chip to the welding leg can be reduced, the situation that the welding leg is overheated and desoldered is avoided, and the utility model is more stable; by setting the electrode mark, the utility model can quickly distinguish the positive electrode and the negative electrode, and avoid the condition of the positive electrode and the negative electrode being reversely connected; through setting up spacing recess and flange, make the utility model discloses it is more firm, be difficult to the condition that breaks away from to appear.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is an exploded view of the present invention;

fig. 2 is a schematic structural diagram of the present invention.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1 and 2, a high-efficiency heat-dissipating patch holder includes a metal pad 1 and a plastic body 2 molded on the metal pad 1. The plastic body 2 is provided with reflecting cups 21, the number of the metal bonding pads 1 is at least two, and the number of the metal bonding pads 1 is generally even number. In this embodiment, the number of the metal pads 1 is two, and the metal pads are oppositely arranged along the length direction of the plastic main body 2. The metal pad 1 comprises a connecting part 11 and a welding leg 12 formed by bending the connecting part 11 towards the outer side of the length direction of the plastic main body 2 and towards the bottom. The connection parts 11 are disposed at the bottom of the reflection cup 21, and insulation regions 22 are disposed between the connection parts 11, and the insulation regions 22 may be filled with the plastic body 2 or other insulation materials. The connecting part 11 is provided with a plurality of heat dissipation holes 13 and a heat dissipation fin 14, and the lowest point of the heat dissipation fin 14 is lower than or equal to the lowest point of the solder leg 12. The heat dissipation holes 13 and the heat dissipation fins 14 can dissipate the heat generated in the present embodiment into the air more quickly.

Compared with the prior art, leg 12 can erect this embodiment, makes there is certain clearance between connecting portion 11 and the circuit board, and the air can circulate in the clearance, and the heat that the lamp pearl chip produced can be followed the louvre 13 and the fin 14 of connecting portion 11 dispel the heat to the air fast for the radiating rate of this embodiment, make the performance of this embodiment more stable, life is longer.

Furthermore, 2 bottoms of plastics main part are provided with two at least supporting legss 23, supporting legss 23 by plastics main part 2 down extends and forms, the bottom surface of supporting legss 23 with the bottom surface parallel and level of soldering lug 12. In this embodiment, the number of the supporting legs 23 is four, and the supporting legs are respectively disposed at four corners of the bottom surface. The embodiment is more stable, the welding is not askew during the tin soldering, and the uneven condition can not occur.

Further, the heat dissipation holes 13 are strip-shaped, and the heat dissipation holes 13 and the heat dissipation fins 14 are formed by one-step stamping. The embodiment has simple process, low production cost and good economic benefit.

Further, a long-strip-shaped heat insulation hole 15 is arranged between the connecting part 11 and the welding leg 12. This embodiment can reduce the heat conduction of lamp pearl chip extremely soldering lug 12 avoids the overheated condition of sealing off appears in soldering lug 12.

Further, the heat insulation hole 15 is a step hole in a shape like a Chinese character 'tu', so that the metal pad 1 and the plastic main body 2 are combined more stably and are not easy to separate.

Further, one side of the plastic body 2 is provided with an electrode mark 24. The electrode mark 24 can make the embodiment quickly distinguish the positive electrode from the negative electrode, and avoid the situation that the positive electrode and the negative electrode are reversely connected.

Furthermore, at least one limiting groove 16 is arranged at the joint of the metal pad 1 and the plastic main body 2. The metal bonding pad 1 and the plastic main body 2 are combined and fastened, so that the metal bonding pad 1 is not easy to loosen and can not be separated from the transverse direction.

Furthermore, a flange 17 is arranged at the joint of the metal pad 1 and the plastic main body 2. Make metal pad 1 and plastics main part 2 combine the fastening, be difficult to not hard up, make metal pad 1 can not appear breaking away from the condition of vertical direction.

The above embodiments do not limit the scope of the present invention, and those skilled in the art can make equivalent modifications and variations without departing from the overall concept of the present invention.

Claims

1. The utility model provides a high-efficient radiating paster support, its characterized in that, including metal pad (1), and the shaping in plastics main part (2) on the metal pad (1), plastics main part (2) are provided with reflection cup (21), metal pad (1) is including connecting portion (11), and connecting portion (11) toward leg (12) that the outside of plastics main part (2) extended and formed toward the bottom is bent, connecting portion (11) set up in the bottom of reflection cup (21), just be provided with insulating zone (22) between connecting portion (11), connecting portion (11) are provided with a plurality of louvre (13) and fin (14).

2. The efficient heat dissipation patch holder as claimed in claim 1, wherein at least two supporting legs (23) are provided at the bottom of the plastic main body (2), the supporting legs (23) are formed by extending the plastic main body (2) downwards, and the bottom surfaces of the supporting legs (23) are flush with the bottom surfaces of the soldering legs (12).

3. The patch holder for high efficiency heat dissipation according to claim 1, wherein the heat dissipation hole (13) is a strip, and the heat dissipation hole (13) and the heat dissipation fin (14) are formed by one-step stamping.

4. A patch holder for efficient heat dissipation according to claim 1, wherein an elongated thermal insulation hole (15) is provided between the connection portion (11) and the solder leg (12).

5. A patch holder with efficient heat dissipation according to claim 4, wherein the heat insulation hole (15) is a stepped hole with a shape like a Chinese character 'tu'.

6. A patch holder for efficient heat dissipation according to claim 1, wherein the plastic body (2) is provided with electrode markings (24) on one of its sides.

7. The high-efficiency heat-dissipation patch bracket as claimed in claim 1, wherein at least one limiting groove (16) is formed at the joint of the metal pad (1) and the plastic main body (2).

8. A high efficiency heat dissipating patch holder in accordance with any one of claims 1 to 7, wherein a flange (17) is provided where the metal pad (1) meets the plastic body (2).