CN219389469U - Intelligent temperature control LED automobile lamp - Google Patents

Abstract

The utility model relates to an intelligent temperature control LED automobile lamp, which is provided with a heat dissipation device capable of actively dissipating heat for effectively reducing heat generated by the working of the LED automobile lamp, and comprises a liquid cooling copper pipe, a heat pipe, a radiator and a heat dissipation fan which are sequentially distributed from top to bottom in a vertical structure, wherein the heat generated by a light-gathering LED chip positioned at the top of the LED automobile lamp is taken away to the bottom of the LED automobile lamp for dissipation; the four sides of the mounting shaft are respectively provided with a spotlight LED chip, so that the spotlight LED chips can emit light at 360 degrees, namely, the spotlight LED chips can achieve the same brightness by using fewer LED lamp beads, so that the working power of the LED automobile lamp is reduced, and the source of heat generation is further reduced; in order to avoid the overheat of temperature, still make LED car lamp have intelligent control by temperature change regulatory function through setting up temperature sensor and intelligent drive power module, if when the temperature is too high and be higher than the default, close the spotlight LED chip on one of them side of installation axle by intelligent drive power module control, reduce heat production.

Description

Intelligent temperature control LED automobile lamp

Technical Field

The utility model belongs to the technical field of car lamps, and particularly relates to an intelligent temperature control LED car lamp.

Background

Currently, with social progress and economic development, automobiles have widely entered home. The car lamp is an important component of the car, and plays an important role in the running of the car and ensuring the running safety. The lamps are various traffic lights installed on the automobile to ensure safe driving. LED automotive lamps have increasingly replaced traditional halogen and hernia lamps. The existing LED automobile lamp basically dissipates heat through an aluminum shell, but due to the limitation of an automobile lamp structure, the volume of the aluminum shell cannot be made large, and the heat dissipation efficiency of an automobile lamp is not ideal under the condition that the power of an LED light source is large. The LED car lamp has very severe temperature requirements, the existing LED car lamp generally adopts 30-40W configuration to meet the vehicle lighting requirements, the temperature of a light source under the configuration is generally about 120-130 ℃, the temperature of the LED car lamp is too high to easily cause serious light attenuation, the service life of the car lamp is greatly reduced, lamp beads can be directly burnt out when serious, and the existing temperature control system for the LED car lamp cannot achieve a better temperature control effect.

Disclosure of Invention

In order to solve the problems, the utility model provides an intelligent temperature control LED automobile lamp.

An intelligent temperature controlled LED automotive lamp comprising: a lamp body and a heat dissipation device; the lamp body comprises a mounting shaft, a substrate, a light-gathering LED chip, a fixing piece and an intelligent driving power supply module; the heat dissipation device comprises a heat dissipation fan, a radiator, a liquid cooling copper pipe and a heat pipe; the mounting shaft is a square column, the four side surfaces are provided with substrates, and each substrate is provided with a light-gathering LED chip; at least one substrate is provided with a temperature sensor, and the intelligent driving power supply module controls the working state of the light-gathering LED chips on each substrate according to the temperature detection signals of the temperature sensor; the liquid cooling copper pipe comprises an internal liquid cooling copper pipe and an external liquid cooling copper pipe; the external liquid cooling copper pipe surrounds the lamp body and is arranged below the mounting shaft; the built-in liquid cooling copper pipes are arranged in the mounting shaft and distributed on two sides of the concentrating LED chip; the heat pipe is arranged below the external liquid cooling copper pipe, the fixing piece is sleeved outside the bottom of the heat pipe, the lower part of the fixing piece is connected with the radiator, the radiator fan is arranged below the radiator, and the side wall of the radiator is provided with a plurality of radiating fins.

Wherein, liquid cooling copper pipe embeds circulation liquid nitrogen coolant.

The heat dissipation fan is provided with a fan cover, and the fan cover is provided with a hollowed-out protective net.

Wherein, spotlight LED chip welds on the base plate.

Wherein the radiator is an aluminum alloy radiator.

The liquid cooling copper pipe, the heat pipe, the radiator and the cooling fan are of a vertical structure and are sequentially distributed from top to bottom.

The intelligent driving power supply module is arranged in a cavity at the inner side of the lamp body surrounded by the external liquid cooling copper pipe.

The utility model has the following beneficial effects:

1. the utility model provides a multi-active heat dissipation device for effectively reducing heat generated by an LED automobile lamp during operation, which comprises a liquid cooling copper pipe, a heat pipe, a radiator and a heat dissipation fan, wherein the liquid cooling copper pipe, the heat pipe, the radiator and the heat dissipation fan are sequentially distributed from top to bottom in a vertical structure, the heat generated by a light-gathering LED chip positioned at the top of the LED automobile lamp is taken away to the bottom of the LED automobile lamp for dissipation, the liquid cooling copper pipe has the characteristics of high heat conductivity, excellent isothermal property, heat flow reversibility and the like, and the heat pipe forms rapid circulation by utilizing the evaporation, condensation and capillary permeation of liquid;

the LED lamp adopts the spotlight LED chip, the lumen value of a single lamp bead is twice that of a common lamp bead, meanwhile, the spotlight LED chip is arranged on four side faces of the mounting shaft, 360-degree light emission can be realized, refraction and aggregation are carried out through the reflecting cup on the outer side of the LED headlight, namely, the spotlight LED chip can achieve the same brightness by using fewer LED lamp beads, and further, the working power of the LED automobile lamp is reduced, and further, the source of heat generation is reduced;

3. in order to avoid the overheat of temperature, still make LED car lamp have intelligent control by temperature change regulatory function through setting up temperature sensor and intelligent drive power module, if when the temperature is too high and be higher than the default, close the spotlight LED chip on one of them side of installation axle by intelligent drive power module control, reduce heat production, avoid making LED car lamp and car break down because of operating temperature is too high.

Drawings

FIG. 1 is a schematic diagram of a configuration of an intelligent temperature controlled LED automotive lamp of the present utility model;

fig. 2 is a partial cross-sectional view of an intelligent temperature-controlled LED automotive lamp of the present utility model.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," and the like are used in an orientation or positional relationship based on that shown in the drawings, merely to facilitate describing the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

As shown in fig. 1 and 2, an intelligent temperature-controlled LED automotive lamp includes: a lamp body 1 and a heat dissipation device; the lamp body 1 comprises a mounting shaft 2, a substrate 3, a light-gathering LED chip 4, a fixing piece 5 and an intelligent driving power supply module 13; the heat dissipation device comprises a heat dissipation fan 6, a radiator 7, a liquid cooling copper pipe and a heat pipe 9; the mounting shaft 2 is a square column, the four sides are provided with base plates 3, and each base plate 3 is provided with a light-gathering LED chip 4; at least one substrate 3 is provided with a temperature sensor 10, and the intelligent driving power module 13 controls the working state of the light-gathering LED chips 4 on each substrate 3 according to the temperature detection signal of the temperature sensor 10; the liquid cooling copper pipes comprise an internal liquid cooling copper pipe 8 and an external liquid cooling copper pipe 11; the external liquid cooling copper pipe 11 surrounds the lamp body 1 and is arranged below the mounting shaft 2; the built-in liquid cooling copper pipes 8 are arranged in the mounting shaft 2 and are distributed on two sides of the concentrating LED chip 4; the heat pipe 9 is arranged below the external liquid cooling copper pipe 11, the fixing piece 5 is sleeved outside the bottom of the heat pipe 9, the lower part of the fixing piece 5 is connected with the radiator 7, the radiator fan 6 is arranged below the radiator 7, and the side wall of the radiator 7 is provided with a plurality of radiating fins 12. The utility model can effectively reduce the heat generated by the LED automobile lamp during operation, a multi-active heat-dissipation device is arranged, and the heat-dissipation device comprises a liquid cooling copper pipe, a heat pipe 9, a radiator 7 and a heat-dissipation fan 6 which are sequentially distributed from top to bottom in a vertical structure, and the heat generated by a light-gathering LED chip 4 positioned at the top of the LED automobile lamp is taken away to the bottom of the LED automobile lamp for dissipation, wherein the liquid cooling copper pipe has the characteristics of high heat conductivity, excellent isothermal property, heat flow reversibility and the like, and the heat pipe 9 forms rapid circulation by utilizing the evaporation, condensation and capillary permeation of liquid; the LED lamp adopts the spotlight LED chip 4, the lumen value of a single lamp bead is twice that of a common lamp bead, meanwhile, the spotlight LED chip 4 is arranged on four side faces of the mounting shaft 2, and can emit light at 360 degrees and refract and gather through a reflecting cup at the outer side of the LED headlight, namely, the spotlight LED chip 4 can achieve the same brightness by using fewer LED lamp beads, so that the working power of the LED automobile lamp is reduced, and the source of heat generation is further reduced; in order to avoid overheat, the temperature sensor 10 and the intelligent driving power module 13 are further arranged to enable the LED automobile lamp to have an intelligent temperature control adjusting function, for example, when the temperature is too high and higher than a preset value, the intelligent driving power module 13 controls the light-gathering LED chip 4 on one side surface of the mounting shaft 2 to be closed, so that heat generation is reduced, and faults of the LED automobile lamp and the automobile caused by too high working temperature are avoided.

Wherein, liquid cooling copper pipe embeds circulation liquid nitrogen coolant. The liquid cooling copper pipe heat dissipation mode heat dissipation efficiency is higher, and the heat conduction is also more even, and the liquid nitrogen coolant of department that generates heat is heated and volatilizes and take away the heat, then releases the heat in low temperature department, and the back flows after the recondensing.

The heat dissipation fan 6 is favorable for improving heat dissipation, heat transferred to the radiator 7 is dissipated through an air-cooled heat dissipation mode, heat dissipation efficiency is improved, the heat dissipation fan 6 is provided with a fan cover, and the fan cover is provided with a hollowed-out protective net.

Wherein, the spotlight LED chip 4 is welded on the base plate 3.

Wherein the radiator 7 is an aluminum alloy radiator. The aviation aluminum lamp body is additionally provided with the bottom directional pressurizing cooling fan 6 to form an air cooling system, so that damage caused by overhigh temperature is effectively avoided.

The intelligent driving power module 13 is disposed in a cavity inside the lamp body 1 surrounded by the external liquid cooling copper pipe 11, and the intelligent driving power module 13 is electrically connected with the light-gathering LED chip 4 and the temperature sensor 10 respectively, receives a temperature detection signal sent by the temperature sensor 10, and controls the light-gathering LED chip 4 to be turned on or off according to the temperature detection signal.

The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. An intelligent temperature control LED automotive lamp, comprising:

a lamp body and a heat dissipation device;

the lamp body comprises a mounting shaft, a substrate, a light-gathering LED chip, a fixing piece and an intelligent driving power supply module;

the heat dissipation device comprises a heat dissipation fan, a radiator, a liquid cooling copper pipe and a heat pipe;

the mounting shaft is a square column, the four side surfaces are provided with substrates, and each substrate is provided with a light-gathering LED chip;

at least one substrate is provided with a temperature sensor, and the intelligent driving power supply module controls the working state of the light-gathering LED chips on each substrate according to the temperature detection signals of the temperature sensor;

the liquid cooling copper pipe comprises an internal liquid cooling copper pipe and an external liquid cooling copper pipe;

the external liquid cooling copper pipe surrounds the lamp body and is arranged below the mounting shaft;

the built-in liquid cooling copper pipes are arranged in the mounting shaft and distributed on two sides of the concentrating LED chip;

the heat pipe is arranged below the external liquid cooling copper pipe, the fixing piece is sleeved outside the bottom of the heat pipe, the lower part of the fixing piece is connected with the radiator, the radiator fan is arranged below the radiator, and the side wall of the radiator is provided with a plurality of radiating fins.

2. The intelligent temperature-controlled LED automobile lamp of claim 1, wherein,

and the liquid cooling copper pipe is internally provided with circulating liquid nitrogen cooling liquid.

3. The intelligent temperature-controlled LED automobile lamp of claim 1, wherein,

the cooling fan is provided with a fan cover, and the fan cover is provided with a hollowed-out protective net.

4. The intelligent temperature-controlled LED automobile lamp of claim 1, wherein,

the concentrating LED chip is welded on the substrate.

5. The intelligent temperature-controlled LED automobile lamp of claim 1, wherein,

the radiator is an aluminum alloy radiator.

6. The intelligent temperature-controlled LED automobile lamp of claim 1, wherein,

the liquid cooling copper pipe, the heat pipe, the radiator and the cooling fan are sequentially distributed from top to bottom in a vertical structure.

7. The intelligent temperature-controlled LED automobile lamp of claim 1, wherein,

the intelligent driving power supply module is arranged in a cavity at the inner side of the lamp body surrounded by the external liquid cooling copper pipe.