CN218762985U

CN218762985U - High-order brake LED radiator and high-order brake LED lamp for LED

Info

Publication number: CN218762985U
Application number: CN202222734773.5U
Authority: CN
Inventors: 金慧星; 沈博; 张光辉; 周永松
Original assignee: Bensong New Material Technology Wuhu Co ltd; Hangzhou Bensong New Materials Technology Co ltd
Current assignee: Bensong New Material Technology Wuhu Co ltd; Hangzhou Bensong New Materials Technology Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-03-28
Anticipated expiration: 2032-10-18

Abstract

The utility model provides a high-order brake LED is with radiator and high-order brake LED lamp, high-order brake LED is with radiator includes through the integrated into one piece's that moulds plastics radiator body of thermal conductive plastic, the radiator body is including base plate, radiator installation backplate and a plurality of radiating fin of installation LED circuit board, base plate perpendicular to radiator installation backplate sets up and will radiator installation backplate divides into two regions, radiating fin set up in the base plate back with the first region that radiator installation backplate constitutes. Compare with current high-order for brake light aluminium matter radiator, the utility model discloses a radiator both can realize high-order brake LED lamp lightweight through thermal conductive plastic integrated into one piece that moulds plastics, and reduction in production cost can improve radiator production efficiency again, can also give the higher degree of freedom of radiator structural design, and recycle, only need once more the melting thermoforming can, the energy consumption of recycling reduces, very environmental protection.

Description

High-order brake LED radiator and high-order brake LED lamp for LED

Technical Field

The utility model relates to an automobile function electrical part technical field, in particular to high-order brake LED uses radiator and has high-order brake LED lamp of this radiator.

Background

The high-order brake lamp is a brake prompting lamp which is arranged on a trunk cover of the automobile, at the top of the tail of the automobile or in a rear windshield, and warns the rear automobile when the automobile brakes to prevent rear-end collision. Under the environment of low carbon, environmental protection, energy conservation and emission reduction which is advocated vigorously in China and internationally, the LED lamp with the advantages of long service life, no stroboflash, good color rendering property, quick start, high safety factor, high luminous efficiency, environmental protection and the like is increasingly widely used as the light source of the high-mount stop lamp.

The LED lamp is long in service life and high in luminous efficiency, and can quickly take away heat generated when the LED lamp emits light based on good heat dissipation performance of the LED lamp in use so as to ensure that the LED lamp can work at a proper environment temperature. At present, a known high-mount brake LED lamp structure is composed of an LED lamp bead circuit board, a heat dissipation mounting substrate, a resistor, positive and negative iron sheets, a plastic concave-convex shell, an external radiator and an external power supply. The heat generated by the high-position brake LED lamp in the working process is transferred to the heat dissipation mounting substrate by the circuit board and then transferred to the external radiator by the mounting substrate.

The existing radiator for the high-order brake lamp adopts a die-casting aluminum radiator as the main industry flow, but the die-casting aluminum radiator has certain limitations: the whole weight is large, the die-casting processing procedure is complicated, the surface treatment procedures such as flash treatment, polishing, powder spraying, paint spraying and the like are required after the die-casting processing procedure is formed, the processing cost is high, the production period is long, pollution emission is generated during the surface treatment, and the industrial development requirements of energy conservation and environmental protection in China are not met.

Disclosure of Invention

In view of prior art aluminium matter high-order radiator for brake lamp has aforementioned problem, the utility model aims to provide a: the radiator for the high-order brake lamp is light in weight, simple in processing technology and good in radiating effect and is realized by the following technical scheme:

the utility model provides a high-order brake LED radiator for lamp, includes through the heat conducting plastic integrated into one piece's radiator body that moulds plastics, the radiator body is including base plate, radiator installation backplate and a plurality of radiating fin of installation LED circuit board, base plate perpendicular to radiator installation backplate sets up and will radiator installation backplate divides into two regions, radiating fin set up in the base plate back with the first region that radiator installation backplate constitutes.

In practical application, the heat conducting plastic can be made of heat conducting PC, PA6, PPS or PP, and the heat conducting coefficient of the heat conducting plastic can be selected in a targeted manner according to the power of the LED chip of the high-position brake LED lamp. The utility model discloses a thermal conductivity plastics is as the radiator material, through injection moulding technology integrated into one piece the radiator, not only radiator light in weight need not to carry out the overlap behind the injection moulding and handles, polish, powder, spray paint surface treatment processes such as, production efficiency is high, the structural design degree of freedom of radiator is high moreover.

Furthermore, the radiating fins are perpendicular to the back of the substrate and extend outwards, and one end face of each radiating fin is connected with the radiator mounting back plate in an integrated structure. The heat dissipation fins adopt the structural design, so that the structural strength of the heat radiator can be improved, and the heat dissipation fins and the heat dissipation back plate of the heat radiator are made of heat-conducting plastic materials, so that the heat dissipation area of the heat radiator can be further increased and the heat dissipation effect of the heat radiator can be improved.

Preferably, one end of the radiating fin, which is far away from the radiator mounting back plate, is provided with a reinforcing rib.

Furthermore, two side ends of the radiator mounting back plate in front of the substrate surface are respectively provided with a mounting through hole.

Further, the mounting through hole is of a stepped hole structure.

Furthermore, a plurality of positioning small columns used for positioning the LED circuit board are arranged on the substrate surface.

Further, the substrate surface is provided with an LED circuit board assembly through hole.

Preferably, the assembling through holes are formed in assembling columns, the assembling columns are arranged on the back face of the substrate, and the side walls of the assembling columns are connected with the radiating fins and the radiator mounting back plate into a whole respectively. The structure design is adopted to arrange the assembling through holes, so that the problem that the assembling through holes are not cracked when the LED circuit board is assembled can be ensured.

Further preferably, a metal nut is embedded in the assembling through hole. The metal nut is embedded in the assembly through hole, so that the problem of wire sliding when the LED circuit board is fastened and assembled in the plastic through hole through the self-tapping screw can be well avoided.

Another object of the present invention is to provide a high-mount brake LED lamp including the heat sink for any one of the above high-mount brake LED lamps.

Compared with the prior art, the utility model discloses following beneficial effect has: (1) The high-position brake LED lamp can be lightened, and the production cost is reduced; (2) The production efficiency of the radiator for the high-position brake LED lamp is improved; (3) The radiator for the high-order brake LED lamp is endowed with higher degree of freedom in structural design; (4) The radiator is through the heat conduction plastics integrated into one piece that moulds plastics, defective products or leftover bits that appear in the shaping processing production process, but recycle, only need the remelting thermoforming can, can not cause the production waste material, and compare in the shaping processing of metal aluminium spare, the energy consumption of recycling is showing and is reducing, very environmental protection.

Drawings

Fig. 1 is the schematic view of the radiator structure for the high-mount brake LED lamp of the present invention.

Fig. 2 is a schematic diagram of the base plate surface structure of the heat sink for the high-mount brake LED lamp of the present invention.

Fig. 3 is the schematic view of the heat sink fin structure for the high-mount brake LED lamp of the present invention.

Description of the reference numerals: the method comprises the following steps of 1-substrate, 2-radiator installation backboard, 3-radiating fins, 4-substrate back, 5-reinforcing ribs, 6-substrate surface, 7-installation through holes, 8-stepped hole structure, 9-positioning small columns, 10-assembly through holes and 11-assembly columns.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the embodiment of the present invention, referring to fig. 1 to 3, a heat sink for a high-mount brake LED lamp is disclosed, which includes a heat sink body integrally formed by injection molding of a heat conductive plastic (heat conductive PA 6), wherein the heat sink body includes a substrate 1 for mounting an LED circuit board, a heat sink mounting backplate 2 and a plurality of heat dissipation fins 3, the substrate 1 is disposed perpendicular to the heat sink mounting backplate 2 and divides the heat sink mounting backplate 2 into two regions, and the heat dissipation fins 3 are disposed in a first region formed by the substrate back surface 4 and the heat sink mounting backplate 2; the radiating fins 3 are perpendicular to the back surface 4 of the substrate and extend outwards, one end surfaces of the radiating fins 3 are connected with the radiator mounting back plate 2 in an integrated structure, and reinforcing ribs 5 are arranged at one ends of the radiating fins 3, which are far away from the radiator mounting back plate 2; two side end parts of the radiator mounting back plate 2 in front of the substrate surface 6 are respectively provided with a mounting through hole 7 which is of a stepped hole structure 8; the substrate surface 6 is provided with a plurality of positioning small columns 9 for positioning the LED circuit board, and the substrate surface 6 is also provided with LED circuit board assembling through holes 10; the assembling through holes 10 are arranged in the assembling columns 11, the assembling columns 11 are arranged on the back face 4 of the substrate, the side walls of the assembling columns 11 are connected with the radiating fins and the radiator mounting back plate respectively to form a whole, and metal nuts are embedded in the assembling through holes 10.

When the high-position brake LED lamp works, heat generated by the LED circuit board is quickly transmitted to the radiator mounting back plate 2 and the radiating fins 3 through the substrate 1 on the radiator and is dissipated to the external environment, the surface of the LED circuit board and the peripheral closed space of the LED circuit board are ensured to be in a relatively low temperature environment, and the normal work and the service life of the high-position brake LED lamp are ensured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a high-order brake radiator for LED which characterized in that, includes through the heat conducting plastic integrated into one piece's radiator body of moulding plastics, the radiator body is including base plate, radiator installation backplate and a plurality of radiating fin of installation LED circuit board, base plate perpendicular to radiator installation backplate sets up and will radiator installation backplate divides into two regions, radiating fin set up in the base plate back with the first region that radiator installation backplate constitutes.

2. The LED radiator for the high-mounted brake as claimed in claim 1, wherein the heat dissipating fins are disposed perpendicular to the back surface of the base plate and extend outward, and one end surface of the heat dissipating fins is connected to the back plate of the radiator in an integrated structure.

3. The LED radiator for the high-order brake as claimed in claim 2, wherein the end of the heat dissipation fin far away from the mounting backboard of the radiator is provided with a reinforcing rib.

4. The heat sink for high mount brake LED as claimed in claim 1, wherein the heat sink mounting plate is provided with a mounting through hole at each of both side ends thereof in front of the substrate surface.

5. The LED radiator for the high-mount brake as claimed in claim 4, wherein the mounting through hole has a stepped hole structure.

6. The radiator for the high-mount brake LED as recited in claim 1, wherein a plurality of positioning small posts for positioning the LED circuit board are arranged on the substrate surface.

7. The LED radiator for the high-order brake of claim 1, wherein the substrate surface is provided with an LED circuit board assembly through hole.

8. The LED radiator for the high-mounted brake as claimed in claim 7, wherein the assembling through holes are formed in assembling columns, the assembling columns are formed on the back surface of the substrate, and the side walls of the assembling columns are respectively connected with the radiating fins and the radiator mounting back plate into a whole.

9. The heat sink for the high mount brake LED as recited in claim 7, wherein a metal nut is embedded in the mounting through hole.

10. A high-mount brake LED lamp, characterized by comprising the radiator for the high-mount brake LED of any one of claims 1 to 9.