CN210141559U

CN210141559U - Power type LED car lamp heat abstractor

Info

Publication number: CN210141559U
Application number: CN201921387664.2U
Authority: CN
Inventors: 李章生
Original assignee: Guangzhou Songtuo Electronic Technology Co Ltd
Current assignee: Guangzhou Songtuo Electronic Technology Co Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-03-13
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a power type LED car lamp heat dissipation device, which comprises a base and a heat dissipation piece arranged on the base, it is characterized in that the heat dissipation piece comprises a shell, a rotating shaft arranged in the shell in a rotating way and fan blades arranged at one end of the rotating shaft, the rotating shaft is provided with a spiral pipeline, two ends of the spiral pipeline are respectively provided with a first sealing element and a second sealing element, the mass ball is arranged in the spiral pipeline in a sliding way, the heat radiating piece of the utility model utilizes the constant change of the acceleration in all directions in the running process of the vehicle to lead the mass ball to move in the spiral pipeline, thereby continuously changing the torque on the rotating shaft to make the rotating shaft and the fan blades at one end of the rotating shaft rotate, and matching with the heat dissipation holes and the heat dissipation fins, the cavity is cooled, the heat dissipation effect is better, the working temperature environment of the LED car lamp is guaranteed, and the service life of the car lamp is prolonged.

Description

Power type LED car lamp heat abstractor

Technical Field

The utility model relates to a car light heat dissipation technical field especially relates to power type LED car light heat abstractor.

Background

The LED lamp source is adopted as the car light to the current vehicle part, and the LED car light can produce more heat at the in-process that uses, and the heat generally utilizes heat-conducting mode to transmit away through the fin on the base, and the radiating effect is not good, when influencing the work of LED car light, still easy with the lamp shade yellow, long-time the use still can make the lamp shade chap, influences the life of car light.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not good shortcoming of radiating effect of the car light that exists among the prior art, and the power type LED car light heat abstractor who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

power type LED car light heat abstractor is in including base and setting heat dissipation piece on the base, heat dissipation piece includes the casing, rotates the setting and is in pivot and setting on the casing are in the flabellum of the one end of pivot, be provided with the spiral pipeline in the pivot, the both ends of spiral pipeline are provided with first sealing member and second sealing member respectively, it is provided with the quality ball to slide in the spiral pipeline.

Preferably, a partition plate is arranged in the middle of the spiral pipeline, and springs are arranged at two ends of the partition plate, one end of the first sealing element and one end of the second sealing element.

Preferably, one end of the shell is provided with a dust screen.

Preferably, one side of the base is provided with a lampshade, and two ends of the lampshade are provided with heat dissipation holes.

Preferably, a heat sink is disposed on one side of the base.

Preferably, the middle part of base is provided with the mount pad, the mount pad is connected with the LED car light.

Preferably, one end of the shell is provided with a dust screen.

The utility model has the advantages that:

the utility model discloses a radiating piece utilizes vehicle travel in-process each direction acceleration constantly change for the quality ball removes in the spiral pipeline, and then constantly changes the epaxial moment of torsion of commentaries on classics and makes the flabellum of pivot and pivot one end rotate, and cooperation louvre and fin dispel the heat to the cavity, and the radiating effect is better, guarantees the temperature environment of LED car light work, prolongs the life of car light.

Drawings

Fig. 1 is a schematic structural diagram of a power-type LED vehicle lamp heat dissipation device provided by the present invention;

fig. 2 is a partially enlarged view of a in fig. 1.

In the figure: the LED lamp comprises a base 1, a heat dissipation part 2, a shell 21, a rotating shaft 22, fan blades 23, a mounting seat 3, an LED vehicle lamp 4, a mounting hole 5, a fixing bolt 6, a lampshade 7, a cavity 8, heat dissipation holes 9, heat dissipation fins 10, a through hole 11, a spiral pipeline 12, a first sealing element 13, a second sealing element 14, a sealed cavity 15, a first cavity 151, a second cavity 152, a partition plate 16, a spring 17 and a mass ball 18.

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.

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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-2, a power LED car lamp heat dissipation device includes a base 1 and a heat dissipation member 2 disposed on the base 1.

The LED lamp is characterized in that a mounting seat 3 is arranged at the middle of the base 1, one end of the mounting seat 3 is connected with an LED lamp 4, mounting holes 5 are formed in two ends of the base 1, fixing bolts 6 are inserted into the mounting holes 5, one ends of the fixing bolts 6 are connected with a mounting plate on a vehicle, the base 1 is fixed to the vehicle, a lampshade 7 is arranged on one side of the base 1, the lampshade 7 and the base 1 form a cavity 8, heat dissipation holes 9 are formed in two ends of the lampshade 7, cooling fins 10 are arranged on the other side of the base 1, through holes 11 are formed in the base 1, and the cooling fins 2 are arranged in the through holes.

The heat sink 2 includes casing 21, rotates and sets up pivot 22 on the casing 21 and setting up the flabellum 23 of pivot 22 one end, casing 21 sets up in the through-hole 11, be provided with spiral pipeline 12 in the pivot 22, the number of turns of spiral pipeline 12 is two circles, and the both ends of spiral pipeline 12 are provided with first sealing member 13 and second sealing member 14 respectively, are provided with sealed cavity 15 in the spiral pipeline 12, and the middle part of spiral pipeline 12 is provided with baffle 16, and sealed cavity 15 includes first cavity 151 and second cavity 152, and is concrete, forms first cavity 151 between spiral pipeline 12, first sealing member 13 and the baffle 16, forms second cavity 152 between spiral pipeline 12, second sealing member 14 and the baffle 16. Both ends of the first cavity 151 are provided with springs 17, a mass ball 18 is arranged in the first cavity 151, and the mass ball 18 is in sliding connection with the inner wall of the first cavity 151. The structure in the second cavity 152 is the same as that in the first cavity 151. One end of the shell 21 is provided with a dust screen.

In the embodiment, the LED car lamp 4 generates heat when working, the heat is mainly gathered in the cavity 8, the heat is mainly transmitted out by a heat conduction mode through the heat radiating fins 10 in the traditional mode, the heat radiating piece 2 is further arranged on the utility model, in particular, the speed of the vehicle is continuously changed in the running process, and the road condition is complicated, the driving bump can occur, the motion state of the vehicle can be changed continuously in the horizontal and vertical directions, the changed acceleration in the horizontal and vertical directions can move the mass ball 18 in the sealed cavity 15, in the moving process of the mass ball 18, the rotating shaft 22 is given a variable torque, so that the rotating shaft 22 rotates to drive the fan blade 23 at one end of the rotating shaft 22 to rotate, and the heat dissipation holes 9 and the heat dissipation fins 10 are matched to pump out air in the cavity 8 or pump out external air into the cavity 8 to dissipate heat in the cavity 8. It can be understood that the spring 17 can play a role of buffering and damping, preventing the mass ball 18 from colliding with the first sealing member 13, the second sealing member 14 or the partition 16 to be damaged, and on the other hand, facilitating the mass ball 18 to change the moving direction to rotate the rotating shaft 22 and the fan blade 23 at one end of the rotating shaft 22.

The utility model discloses a heat sink 2 simple structure, occupation space is little, utilizes the vehicle travel in-process each direction acceleration constantly to change for quality ball 18 removes in spiral pipeline 12, and then constantly changes the flabellum 23 rotation that the epaxial moment of torsion of pivot 22 made pivot 22 and pivot 22 one end, cooperation louvre 9 and fin 10 dispel the heat to cavity 8, and the radiating effect is better, guarantees the temperature environment of 4 works of LED car light, prolongs the life of car light.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Power type LED car light heat abstractor, its characterized in that is in including base and setting radiating piece on the base, radiating piece includes the casing, rotates the setting and is in pivot and setting on the casing are in the flabellum of the one end of pivot, be provided with the spiral pipeline in the pivot, the both ends of spiral pipeline are provided with first sealing member and second sealing member respectively, it is provided with the quality ball to slide in the spiral pipeline.

2. The power type LED car lamp heat dissipation device as defined in claim 1, wherein a partition is disposed in the middle of the spiral duct, and springs are disposed at both ends of the partition, at one end of the first sealing member, and at one end of the second sealing member.

3. The power type LED car lamp heat sink according to claim 1, wherein one end of the housing is provided with a dust screen.

4. The power type LED car lamp heat dissipation device according to claim 1, wherein a lampshade is disposed on one side of the base, and heat dissipation holes are disposed on both ends of the lampshade.

5. The power type LED car lamp heat sink according to claim 1, wherein a heat sink is disposed on one side of the base.

6. The power type LED car lamp heat dissipation device as claimed in claim 1, wherein a mounting seat is arranged in the middle of the base, and the mounting seat is connected with the LED car lamp.

7. The power type LED car lamp heat sink according to claim 1, wherein one end of the housing is provided with a dust screen.