CN205383577U

CN205383577U - Novel LED bulb radiator unit that gives out light; give off light

Info

Publication number: CN205383577U
Application number: CN201620132009.2U
Authority: CN
Inventors: 文德彪
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-20
Filing date: 2016-02-20
Publication date: 2016-07-13
Anticipated expiration: 2026-02-20

Abstract

The utility model relates to a novel LED bulb radiator unit that gives out light, give off light, including radiator and circuit board, the circuit board is located the radiator below and is connected with the radiator and fixes, the radiator includes integrated into one piece's cylinder and stabilizer blade, the upper end of stabilizer blade is connected with the cylinder bottom surface, the lower extreme of stabilizer blade is equipped with the breach, a border lock of circuit board in the breach, circuit board vertical fixation in the lower extreme of stabilizer blade. The utility model has the advantages of through setting up the sawtooth structure in order reaching better radiating effect on the radiator, circuit board vertical fixation in the connected mode of the bottom of radiator safety and stability more simultaneously.

Description

A kind of Novel LED bulb luminescence radiating subassembly

Technical field

This utility model relates to LED bulb assembly, is specifically related to a kind of Novel LED bulb luminescence radiating subassembly.

Background technology

LED bulb comprises COB light source, radiator and circuit board; COB light source, radiator and circuit installation settings successively from top to bottom; circuit board is powered to COB light source; so in order to allow electrode wires connect COB light source and circuit board, it will usually inside radiator, offer a through upper and lower perforation for making electrode wires pass；Such structure is commonly designed that difficulty is big and production technology is complex, and is not convenient to use the maintenance in process.

Prior art has and meets simple in construction and facilitate the LED bulb luminescence radiating subassembly of cabling, but owing to country have to be larger than the safety requirements of 2.5mm for the creep age distance of light fixture, prior art is difficult to meet simple in construction simultaneously and facilitates the requirement more than 2.5 again of cabling simultaneously creep age distance, it is difficult to ensure the safety and stability of cooling system.

Utility model content

For the problems referred to above, in order to overcome the defect of prior art, this utility model aims to provide a kind of LED bulb luminescence radiating subassembly better, safety and stability that dispels the heat.

To achieve these goals, this utility model adopts the following technical scheme that a kind of Novel LED bulb luminescence radiating subassembly, including radiator and circuit board, circuit board is positioned at below radiator and is connected with radiator fixing, and described radiator includes integrated cylinder and leg；The upper end of leg is connected with cylinder bottom surface, and the lower end of described leg is provided with breach, and an edge of described circuit board is fastened in breach, and circuit board is perpendicularly fixed at the lower end of leg.

As preferably, described column side face is provided with first groove parallel with column axis, and the end face of cylinder connects one-body molded with bottom surface all with the first groove.

As preferably, the quantity of described first groove is two, cylinder be respectively provided on two sides with described first groove.

As preferably, the end face of described cylinder is provided with the second groove, and the second groove and the connection of the first groove are one-body molded.

As preferably, the side of described cylinder is provided with threeth groove parallel with column axis, and one end of the 3rd groove extends on leg and connects with breach one-body molded, and the other end of the 3rd groove and the connection of the second groove are one-body molded.

As preferably, the degree of depth of described second groove is 2mm-5mm.

As preferably, described leg quantity is two, is respectively arranged on the edge, bottom surface of cylinder.

As preferably, the distance of the components and parts installation region distance radiator of described circuit board is more than 2.5mm.

As preferably, the bottom surface of described cylinder is provided with laciniation.

As preferably, the height of described leg is 6mm-12mm, and the degree of depth of described breach is 1mm-3mm.

Compared to existing technology, the beneficial effects of the utility model are in that by arranging broached-tooth design on a heat sink to reach better radiating effect, and the connected mode of the bottom that circuit board is perpendicularly fixed at radiator is safer stable simultaneously.

Accompanying drawing explanation

Fig. 1 is heat spreader structures schematic diagram one of the present utility model；

Fig. 2 is heat spreader structures schematic diagram two of the present utility model；

Fig. 3 is Novel LED bulb luminescence heat radiation assembly structure schematic diagram of the present utility model；

Fig. 4 is the Novel LED bulb luminescence radiating subassembly of the present utility model structural representation on A direction；

Fig. 5 is the cross section of cylinder of the present utility model.

In figure, 10, radiator；101, leg；1011, breach；102, cylinder；103, the first groove；104, the second groove；105, the 3rd groove；20, circuit board；201, electrode stem.

Detailed description of the invention

Below, in conjunction with accompanying drawing and detailed description of the invention, this utility model is described further:

Such as Fig. 1 to Fig. 5, a kind of Novel LED bulb luminescence radiating subassembly, including radiator 10 and circuit board 20, COB light source is placed at described radiator 10 top, circuit board 20 is positioned at the lower section of radiator 10 fixing connection, described circuit board 20 is electrically connected by electrode wires with COB light source, and described radiator 10 includes integrated leg 101 and cylinder 102；

Described cylinder 102 is a cylinder, and described leg 101 is column, and leg 101 is column that cross section is arch, the upper end of leg 101 is connected to cylinder 102, leg 101 quantity is preferably two, is respectively arranged at edge, cylinder 102 bottom surface, and the lower end of leg 101 is connected fixing with circuit board 20；

Described cylinder 102 side is provided with the first groove 103, and the first groove 103 is strip groove, and the first groove 103 is parallel with the axis of cylinder 102, and the end face of cylinder 102 all connects one-body molded with the first groove 103 with bottom surface；The first groove 103 electrode wires cabling for being connected with circuit board 20 to COB light source, the first groove 103 quantity is preferably two, cylinder 102 be respectively provided on two sides with described first groove 103；As it is shown in figure 5, the cross section of the first groove 103 is an arch；

Described cylinder 102 end face is provided with the second groove 104, and the second groove 104 is used for placing COB light source, and the second groove 104 connects one-body molded with the first groove 103.

The lower end of described leg 101 is provided with breach 1011, breach 1011 is for mounting circuit boards 20, such as Fig. 3 to Fig. 4, described circuit board 20 is perpendicularly fixed at the lower end of leg 101, the thickness of circuit board 20 is identical with the width size of breach 1011, and an edge of circuit board 20 is fastened in the breach 1011 of leg 101 lower end；The another side away from breach 1011 of described circuit board 20 is along being provided with electrode stem 201, and the quantity of electrode stem 201 is preferably two.

Described cylinder 102 side is provided with the 3rd groove 105,3rd groove 105 is strip groove, 3rd groove 105 is parallel with the axis of cylinder 102, one end of described 3rd groove 105 extends on leg and connects one-body molded with breach 1011, and the other end and second groove 104 of the 3rd groove 105 connect one-body molded；The 3rd groove 105 electrode wires cabling for being connected with circuit board 20 to COB light source, the 3rd groove 105 quantity is preferably two；As it is shown in figure 5, the cross section of the 3rd groove 105 is an arch.

The distance of the components and parts installation region distance radiator 10 on described circuit board 20 is more than 2.5mm, and this distance meets the national creep age distance for light fixture and have to be larger than the safety standard requirement of 2.5mm, it is ensured that the safety and stability of cooling system.

Infinitely increasing it addition, this practicality can meet circuit board 20 area, more, the volume of the components and parts that can put is bigger, add the space of design, and this practicality is applicable in the bulb of plurality of specifications.

Preferably the bottom surface of described cylinder 102 is provided with laciniation, to increase the area of dissipation of cylinder 102.

The height of described leg 101 is 6mm-12mm, and the degree of depth of described breach 1011 is 1mm-3mm；The height of described cylinder 102 is 8.5mm, and the diameter of cylinder 102 is 18mm；The degree of depth of described second groove 104 is 2mm-5mm.

This device is arranged in the lamp housing of LED, corresponding with this device install have a heat dissipating housing, shroud is located at the top of the top of radiator 10 and radiator 10 and is coincide and fixed light source, and described heat dissipating housing abuts with LED shell to be fixed；Heat is conducted to heat dissipating housing by radiator 10 by light source, and heat dissipating housing conducts heat on lamp housing again, and radiating effect is more excellent.

It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various corresponding changes and deformation, and all these change and deformation all should belong within this utility model scope of the claims.

Claims

1. a Novel LED bulb luminescence radiating subassembly, including radiator and circuit board, it is characterised in that circuit board is positioned at below radiator and is connected with radiator fixing, and described radiator includes integrated cylinder and leg；The upper end of leg is connected with cylinder bottom surface, and the lower end of described leg is provided with breach, and an edge of described circuit board is fastened in breach, and circuit board is perpendicularly fixed at the lower end of leg.

2. Novel LED bulb luminescence radiating subassembly as claimed in claim 1, it is characterised in that described column side face is provided with first groove parallel with column axis, and the end face of cylinder connects one-body molded with bottom surface all with the first groove.

3. Novel LED bulb luminescence radiating subassembly as claimed in claim 2, it is characterised in that the quantity of described first groove is two, cylinder be respectively provided on two sides with described first groove.

4. Novel LED bulb luminescence radiating subassembly as claimed in claim 2, it is characterised in that the end face of described cylinder is provided with the second groove, the second groove and the connection of the first groove are one-body molded.

5. Novel LED bulb luminescence radiating subassembly as claimed in claim 4, it is characterized in that, the side of described cylinder is provided with threeth groove parallel with column axis, one end of 3rd groove extends on leg and connects with breach one-body molded, and the other end of the 3rd groove and the connection of the second groove are one-body molded.

6. Novel LED bulb luminescence radiating subassembly as claimed in claim 4, it is characterised in that the degree of depth of described second groove is 2mm-5mm.

7. Novel LED bulb luminescence radiating subassembly as claimed in claim 1, it is characterised in that described leg quantity is two, is respectively arranged on the edge, bottom surface of cylinder.

8. Novel LED bulb luminescence radiating subassembly as claimed in claim 1, it is characterised in that the distance of the components and parts installation region distance radiator of described circuit board is more than 2.5mm.

9. Novel LED bulb luminescence radiating subassembly as claimed in claim 1, it is characterised in that the bottom surface of described cylinder is provided with laciniation.

10. Novel LED bulb luminescence radiating subassembly as claimed in claim 1, it is characterised in that the height of described leg is 6mm-12mm, and the degree of depth of described breach is 1mm-3mm.