CN209926248U

CN209926248U - Effectual car LED headlamp of spotlight

Info

Publication number: CN209926248U
Application number: CN201920958377.6U
Authority: CN
Inventors: 胡林平; 黄中容
Original assignee: Guangzhou Shuang Feng Lighting Technology Co Ltd
Current assignee: Guangzhou Shuang Feng Lighting Technology Co Ltd
Priority date: 2019-06-22
Filing date: 2019-06-22
Publication date: 2020-01-10
Anticipated expiration: 2029-06-22

Abstract

The utility model discloses an effectual car LED headlamp of spotlight, including the lamp body, aluminium base board is installed to the symmetrical position of terminal around the lamp body, and the front end of aluminium base board is fixed with anti-light cup, convex lens and LED lamp pearl from outside to inside in proper order, the inner wall from the top down of lamp body is fixed with microcontroller and temperature sensor in proper order, and the outer wall of lamp body is fixed with first fin, the lower extreme of lamp body is fixed with the second fin, and is fixed with radiator fan on the second fin, microcontroller's output and radiator fan's input electric connection, and microcontroller's input and temperature sensor's output electric connection. And a lead is fixed at the left end of the lamp shell. The utility model discloses a set up microcontroller, first fin, temperature sensor, second fin, radiator fan, anti-light cup and convex lens, solved the not good problem that can reduce life and the not good utilization ratio that leads to the light of spotlight effect of LED headlamp radiating effect is low.

Description

Effectual car LED headlamp of spotlight

Technical Field

The utility model relates to an automobile LED headlamp technical field specifically is an effectual automobile LED headlamp of spotlight.

Background

Along with the improvement of living conditions, automobiles are more and more popularized, and the LED headlamps are installed on the automobiles and are installed on two sides of the head of the automobile and used for illuminating driving roads at night, and the illuminating effect of the LED headlamps can directly influence the operation and traffic safety of driving at night.

However, the existing LED headlamp has the following disadvantages:

1. the heat dissipation effect is poor, and the service life of the LED headlamp can be shortened after the LED headlamp is used for a long time;

2. the light condensation effect is not good, the utilization rate of light is low, and energy conservation and environmental protection are not realized.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a car LED headlamp that spotlight effect is good has solved the not good problem that can reduce life and the not good utilization ratio that leads to light of spotlight effect of LED headlamp radiating effect is low.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an effectual car LED headlamp of spotlight, includes the lamp body, aluminium base board is installed to lamp body front and back end symmetry position, and the front end of aluminium base board is fixed with anti-light cup, convex lens and LED lamp pearl from outside to inside in proper order, the inner wall from the top down of lamp body is fixed with microcontroller and temperature sensor in proper order, and the outer wall of lamp body is fixed with first fin, the lower extreme of lamp body is fixed with the second fin, and is fixed with radiator fan on the second fin.

Preferably, the front end of the aluminum substrate is provided with a through hole, and the aluminum substrate is provided with a screw, and the screw penetrates through the through hole from front to back to be rotatably connected with the lamp housing.

Preferably, the LED lamp beads are distributed on the aluminum substrate at equal intervals.

Preferably, the output end of the microcontroller is electrically connected with the input end of the cooling fan, and the input end of the microcontroller is electrically connected with the output end of the temperature sensor.

Preferably, a lead is fixed at the left end of the lamp housing.

(III) advantageous effects

The utility model provides an effectual car LED headlamp of spotlight possesses following beneficial effect:

(1) the utility model solves the problem that the service life of the LED headlamp is reduced due to poor heat dissipation effect by arranging the microcontroller, the first heat sink, the temperature sensor, the second heat sink and the heat dissipation fan, utilizes the outer wall of the lamp shell to be fixed with the first heat sink, and the lower end of the lamp shell to be fixed with the second heat sink, the heat sinks are made of aluminum alloy, brass or bronze into sheets, and have good heat conductivity, the heat generated by the utility model can be effectively transmitted to the first heat sink and the second heat sink, and then is dissipated to the ambient air through the first heat sink and the second heat sink, so as to achieve the heat dissipation effect, and then utilizes the second heat sink to be fixed with the heat dissipation fan, and the inner wall of the lamp shell is fixed with the temperature sensor, the temperature sensor can sense the temperature inside of the lamp shell and convert the temperature into an output signal to be transmitted to the microcontroller, and the temperature, when the temperature detected by the temperature sensor exceeds the set temperature range, the microcontroller can automatically switch on the power supply of the cooling fan, and the cooling fan which is switched on can rotate at a high speed, so that the cooling efficiency of the second cooling fin is improved, and the cooling effect is good.

(2) The utility model discloses a set up anti-light cup and convex lens, solved the problem that the poor utilization ratio of light leads to of LED headlamp spotlight effect is low, utilize the front end of aluminium base board to be fixed with anti-light cup, convex lens and LED lamp pearl from outside to inside in proper order, convex lens have spotlight effect, can be with the light gathering that LED lamp pearl distributed out, and anti-light cup can reflect light gathering with the light that distributes, has improved the utility model discloses a spotlight effect makes the utility model discloses the utilization ratio of light is high.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural view of the aluminum substrate of FIG. 1 according to the present invention;

FIG. 3 is a schematic view illustrating the connection between the reflector and the aluminum substrate of FIG. 2 according to the present invention;

fig. 4 is a schematic top view of the present invention.

The reference numbers in the figures are: 1. a lamp housing; 2. LED lamp beads; 3. an aluminum substrate; 4. a microcontroller; 5. a wire; 6. a screw; 7. a first heat sink; 8. a temperature sensor; 9. a second heat sink; 10. a heat radiation fan; 11. a through hole; 12. a light reflecting cup; 13. a convex lens.

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 work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: an automobile LED headlamp with good light condensation effect comprises a lamp shell 1, an aluminum substrate 3 is arranged at symmetrical positions of the front end and the rear end of the lamp shell 1, a through hole 11 is formed in the front end of the aluminum substrate 3, a screw 6 is arranged on the aluminum substrate 3, the screw 6 penetrates through the through hole 11 from front to back to be rotatably connected with the lamp shell 1, a light reflecting cup 12, a convex lens 13 and an LED lamp bead 2 are sequentially fixed at the front end of the aluminum substrate 3 from outside to inside, the convex lens 13 has a light condensation effect and can collect light emitted by the LED lamp bead 2, the light reflecting cup 12 can reflect and collect the emitted light, the light condensation effect of the automobile LED headlamp is improved, the LED lamp beads 2 are equidistantly distributed on the aluminum substrate 3, a microcontroller 4 and a temperature sensor 8 are sequentially fixed on the inner wall of the lamp shell 1 from top to bottom, the model of the microcontroller 4 is LPC1751, the known prior art is that the model of the temperature sensor 8 is DS18, and the outer wall of the lamp body 1 is fixed with the first heat sink 7, the lower end of the lamp body 1 is fixed with the second heat sink 9, the heat sink is made into the flake by aluminum alloy, brass or bronze, have good thermal conductivity, the heat that the utility model sends can be conducted on the first heat sink 7 and the second heat sink 9 effectively, and then distribute to the ambient air through the first heat sink 7 and the second heat sink 9, and fixed with the radiator fan 10 on the second heat sink 9, the model of the radiator fan 10 is T40, known prior art, the temperature sensor 8 can sense the temperature inside the lamp body 1 and convert into the output signal and transmit to the microcontroller 4, can set the temperature range of the normal work of the utility model through the microcontroller 4 in advance, when the temperature that the temperature sensor 8 detects exceeds the temperature range of setting, the microcontroller 4 will automatically switch on the power of the radiator fan 10, the radiator fan 10 of the switch-on power will rotate at a high speed, the heat dissipation efficiency of the second heat dissipation fins 9 is accelerated, the output end of the microcontroller 4 is electrically connected with the input end of the heat dissipation fan 10, the input end of the microcontroller 4 is electrically connected with the output end of the temperature sensor 8, and the lead 5 is fixed at the left end of the lamp housing 1.

The working principle is as follows: when the power supply is switched on, when in use, the heat emitted by the utility model can be effectively conducted to the first radiating fin 7 and the second radiating fin 9 and then is radiated to the surrounding air through the first radiating fin 7 and the second radiating fin 9, the temperature sensor 8 on the inner wall of the lamp shell 1 can sense the temperature inside the lamp shell 1 and convert the temperature into an output signal to be transmitted to the microcontroller 4, the temperature range of the normal work of the utility model can be set by the microcontroller 4 in advance, when the temperature detected by the temperature sensor 8 exceeds the set temperature range, the microcontroller 4 can automatically switch on the power supply of the radiating fan 10, the radiating fan 10 which is switched on can rotate at high speed, the radiating efficiency of the second radiating fin 9 is accelerated, the convex lens 13 on the aluminum substrate 3 has the light condensation effect, the light emitted by the LED lamp bead 2 can be condensed, and the light reflected and condensed by the reflective cup 12, the utility model discloses a spotlight effect has been improved.

To sum up, the utility model discloses a set up microcontroller 4, first fin 7, temperature sensor 8, second fin 9, radiator fan 10, reflection of light cup 12 and convex lens 13, solved the not good problem that can reduce life and the not good utilization ratio that leads to the light of spotlight effect of LED headlamp radiating effect hangs down.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an effectual car LED headlamp of spotlight, includes lamp body (1), its characterized in that: the LED lamp is characterized in that an aluminum substrate (3) is installed at the front end and the rear end of the lamp shell (1) in symmetrical positions, a reflective cup (12), a convex lens (13) and an LED lamp bead (2) are sequentially fixed at the front end of the aluminum substrate (3) from outside to inside, a microcontroller (4) and a temperature sensor (8) are sequentially fixed on the inner wall of the lamp shell (1) from top to bottom, a first radiating fin (7) is fixed on the outer wall of the lamp shell (1), a second radiating fin (9) is fixed at the lower end of the lamp shell (1), and a radiating fan (10) is fixed on the second radiating fin (9).

2. The LED headlamp for the automobile with good light condensation effect as claimed in claim 1, wherein: the LED lamp is characterized in that a through hole (11) is formed in the front end of the aluminum substrate (3), a screw (6) is mounted on the aluminum substrate (3), and the screw (6) penetrates through the through hole (11) from front to back to be rotatably connected with the lamp shell (1).

3. The LED headlamp for the automobile with good light condensation effect as claimed in claim 1, wherein: the LED lamp beads (2) are distributed on the aluminum substrate (3) at equal intervals.

4. The LED headlamp for the automobile with good light condensation effect as claimed in claim 1, wherein: the output end of the microcontroller (4) is electrically connected with the input end of the cooling fan (10), and the input end of the microcontroller (4) is electrically connected with the output end of the temperature sensor (8).

5. The LED headlamp for the automobile with good light condensation effect as claimed in claim 1, wherein: and a lead (5) is fixed at the left end of the lamp shell (1).