CN214249455U

CN214249455U - Fan combined support for automobile headlamp

Info

Publication number: CN214249455U
Application number: CN202023168656.4U
Authority: CN
Inventors: 袁霜; 张超; 汪健明; 占江睿
Original assignee: Zhejiang Zero Run Technology Co Ltd
Current assignee: Zhejiang Leapmotor Technology Co Ltd; Zhejiang Zero Run Technology Co Ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-21
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a fan sectional shelf-unit for on car headlight, including the support body that is located car headlight, be equipped with far and near light radiator fan installation department, day portable light LED module radiator fan installation department and far and near light radiator fan on the support body, install far and near light radiator fan on the far and near light radiator fan installation department, install day portable light LED module radiator fan on the day portable light LED module radiator fan installation department, far and near light radiator fan is located far and near light radiator fan installation department. The utility model discloses a two fans provide the bearing structure of integration to less part, compacter structure in narrow and small car headlight space, satisfy the heat dissipation demand of a plurality of function LED modules simultaneously, greatly reduced space occupies, improves car headlight inner space comprehensive utilization, does benefit to and carries out more reasonable structural layout, improves radiating effect, improves car headlight performance, has also reduced support body mould development cost simultaneously.

Description

Fan combined support for automobile headlamp

Technical Field

The utility model relates to a car headlight heat abstractor, more specifically say, it relates to a fan sectional shelf-unit for on car headlight.

Background

The automobile headlamp is an important appearance part in the whole automobile, is an indispensable functional part and an indispensable regulation part, and needs to have certain safety and reliability. With the development of science and technology and the rapid advance of information technology, people have higher and higher requirements on the automobile headlamp, and the automobile headlamp is not a simple lamp, but tends to be more intelligent and more functional. The light source module occupies an important position in an automobile lighting system, and the mainstream light-emitting light source in the current market basically adopts the LED for emitting light, so that the brightness and the aesthetic feeling can be increased, the integral grade of a vehicle can be improved, the space of a front cabin of the vehicle can be compressed to a greater extent, and the space arrangement of the whole vehicle is facilitated. And also can produce a large amount of heats when the LED lamp works, will influence the life-span of lamp pearl when the high temperature, more serious can directly cause the lamp pearl to damage and become invalid, also can bake and change the structure simultaneously or make the structure warp. Therefore, the heat dissipation problem of the LED lamp bead must be properly solved when the LED lamp bead is adopted. At present, two modes are mainly adopted for LED heat dissipation in the automobile headlamp industry, wherein firstly, an aluminum-based heat dissipation material is added on an LED lamp bead plate for natural heat dissipation, and secondly, a fan is added inside a lamp for active heat dissipation. The first scheme is commonly used for heat dissipation of the low-power LED module, and the second scheme is commonly used for heat dissipation of the high-power LED module with a narrow space. After the second scheme is adopted, people can pursue the effects of brightness of the whole automobile headlamp and night illumination in a range allowed by regulations. In this scheme, for solving the high problem of high power LED calorific capacity, the engineer can select to increase 1 or a plurality of fans in lamps and lanterns and carry out the initiative heat dissipation of a plurality of LED modules, also can set up a plurality of support bodies correspondingly, has so not only increased the part, can lead to car headlight inner space nervous simultaneously, and the overall arrangement difficulty consequently needs the support that the performance is better, the structure is more reasonable to provide the support for a plurality of fans. The utility model with the publication number of CN208295792U is specially used for 2018, 12 and 28, and discloses a high beam and low beam integrated LED headlamp module with a fan, which comprises a radiator, the fan, an LED light source, a driver, a light screen, a lens, a reflector, a PCB circuit board and a metal shielding box; a fan is arranged below the radiator; an LED light source is arranged above the radiator, a reflector is arranged above the LED light source, the reflector is a multi-parabola free-form curved surface, and a first focus of the reflector is located at the position of the LED light source; a driver is arranged in front of the radiator and drives the light screen to turn over, and the light screen can shield the focus of the LED light reflected from the reflector; a lens is arranged in front of the driver; the PCB circuit board is arranged in the metal shielding box, the metal shielding box is fixed at the rear part of the radiator, and an m-shaped cavity layer is arranged on the surface where the metal shielding box is fixed with the radiator. The utility model discloses a metallic shield with can effectively prevent external electromagnetic interference to and the heat of radiator causes the influence to the PCB circuit board in the metallic shield. But the utility model adopts the radiating fins to radiate heat, and the radiating capacity is limited.

SUMMERY OF THE UTILITY MODEL

High-power car headlight LED luminescent light source during operation calorific capacity is great, needs a plurality of fan heat dissipations, and prior art leads to car headlight inner space nervous through addding support body support fan, and the overall arrangement difficulty is for overcoming this defect, the utility model provides a better performance, the structure is more reasonable, can improve the fan sectional shelf-unit that is used for on the car headlight of car headlight inner space comprehensive utilization efficiency.

The technical scheme of the utility model is that: the utility model provides a fan sectional shelf-unit for on car headlight, is including being located the support body of car headlight, is equipped with far and near light radiator fan installation department, day portable light LED module radiator fan installation department and far and near light radiator-fan duct on the support body, installs far and near light radiator fan on the far and near light radiator fan installation department, installs day portable light LED module radiator fan on the day portable light LED module radiator fan installation department, and far and near light radiator-fan duct is located far and near light radiator fan installation department. The utility model discloses a two fans provide the bearing structure of integration to less part, compacter structure in narrow and small car headlight space, satisfy the heat dissipation demand of a plurality of function LED modules simultaneously, greatly reduced space occupies, improves car headlight inner space comprehensive utilization, does benefit to and carries out more reasonable structural layout, improves radiating effect, improves car headlight performance, has also reduced support body mould development cost simultaneously.

Preferably, the daytime running light LED module cooling fan installation part is of a plate-shaped structure with a central through hole, and is fixedly suspended on the bracket body. The daytime running light LED module radiator fan installation department of this kind of structure makes daytime running light LED module radiator fan can unsettled installation, and need not to seek the fixed point alone in the car headlight inside to improve car headlight inner space comprehensive utilization.

Preferably, the daytime running light LED module heat dissipation fan mounting portion is inclined toward the daytime running light LED module in the automobile headlamp. Therefore, the daytime running lamp LED module can be blown by the inclined posture after the heat dissipation fan of the daytime running lamp LED module is installed, the air flow sweeping dead angle is less, and the heat dissipation effect is better.

Preferably, the far and near light lamp heat dissipation fan mounting part is provided with a cavity structure, the far and near light lamp heat dissipation fan is fixed in the cavity, and the far and near light heat dissipation air duct is communicated with the cavity. The cavity structure is favorable for air current gathering, and the air current that sets up in the operation of the far and near light lamp radiator fan of far and near light lamp radiator fan installation department and produce like this can lead the circulation more fully, reduces the dissipation, implements far and near light lamp heat dissipation more high-efficiently.

Preferably, the far and near light lamp cooling fan installation part is provided with a fixing lug seat, and the fixing lug seat is fixed in the automobile headlamp through a screw.

Preferably, the high-low beam heat dissipation air duct has two air ports, and a low-beam air duct pipe and a high-beam air duct pipe are respectively connected to the two air ports. The near-light air duct pipe and the far-light air duct pipe can respectively convey air quantity for the high-power near-light LED module and the high-power far-light LED module, and active heat dissipation requirements of the high-power near-light LED module and the high-power far-light LED module are met.

Preferably, the far and near light LED modules and the daytime running light LED modules in the automobile headlamp are respectively provided with a temperature sensor, and the far and near light heat radiation fan, the daytime running light LED module heat radiation fan and the temperature sensors are electrically connected with an ECU (electronic control unit) of the automobile. The temperature sensor can accurately monitor the regional temperature of the far and near light LED modules and the daytime running light LED module, so that the ECU can timely control the start and stop of each fan, and the energy is saved.

The utility model has the advantages that:

compact structure, improve car headlight inner space comprehensive utilization. The utility model discloses bear far and near light and day portable lighter LED module radiator fan simultaneously to less part, compacter structure in narrow and small car headlight space, satisfy the heat dissipation demand of a plurality of function LED modules simultaneously, practice thrift the space, improve car headlight inner space comprehensive utilization.

The heat dissipation effect is improved, and the performance of the automobile headlamp is improved. Because the utility model discloses can improve car headlight inner space comprehensive utilization, do benefit to and carry out more reasonable structural layout, improve the radiating effect, improve car headlight performance.

And the processing cost of the automobile headlamp is reduced. The utility model discloses a more reasonable structure setting reduces heat dissipation support body quantity under the prerequisite of ensureing the heat dissipation efficiency, has shortened mould processing man-hour to reduce car headlight overall cost.

Drawings

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

fig. 2 is a schematic view of a usage state of the present invention;

FIG. 3 is a schematic view of the present invention assembled with peripheral components;

fig. 4 is a side view of the present invention assembled with the peripheral components;

fig. 5 is a schematic view of an application state of the present invention on the car headlamp.

In the figure, 1-far and near light lamp cooling fan, 2-bracket body, 21-far and near light lamp cooling fan installation part, 22-daytime running light LED module cooling fan installation part, 23-far and near light cooling air duct, 27-fixed ear seat, 3-daytime running light LED module cooling fan, 4-daytime running light lamp bead plate, 5-daytime running light cooling aluminum base, 6-daytime running light guide strip, 7-near light air duct pipe and 8-far light air duct pipe.

Detailed Description

The present invention will be further described with reference to the following detailed description of the embodiments.

Example (b):

as shown in fig. 1 to 5, a fan assembly bracket for an automobile headlamp, including being located the automobile headlamp, a bracket body 2 for installing a heat dissipation fan, the heat dissipation fan includes a high beam and low beam heat dissipation fan 1 and a daytime running light LED module heat dissipation fan 3, a high beam and low beam heat dissipation fan installation part 21, a daytime running light LED module heat dissipation fan installation part 22 and a high beam and low beam heat dissipation air duct 23 are arranged on the bracket body 2, the high beam and low beam heat dissipation fan 1 is installed on the high beam and low beam heat dissipation fan installation part 21 by screws, the daytime running light LED module heat dissipation fan 3 is installed on the daytime running light LED module heat dissipation fan installation part 22 by screws, and the high beam and low beam heat dissipation air duct 23 is located at the high beam and low beam heat dissipation fan installation part 21. Far and near light lamp radiator fan installation department 21, day portable light LED module radiator fan installation department 22 are located support body 2 both ends respectively, and day portable light LED module radiator fan installation department 22 is the platelike structure who has central through-hole, and day portable light LED module radiator fan installation department 22 hangs and fixes on support body 2. The day portable lighter LED module radiator fan installation department 22 slope is towards the day portable lighter LED module in the car headlight, and day portable lighter LED module includes day portable lighter lamp pearl board 4, the aluminium base 5 of day portable lighter heat dissipation and day portable lighter leaded light strip 6, and day portable lighter lamp pearl board 4 is installed on the aluminium base 5 of day portable lighter heat dissipation, and day portable lighter leaded light strip 6 is installed on the aluminium base 5 of day portable lighter heat dissipation. The far and near light lamp heat radiation fan installation part 21 has a cavity structure, the far and near light lamp heat radiation fan 1 is fixed in the cavity, and the far and near light heat radiation air duct 23 is communicated with the cavity. The high-low beam heat dissipation air duct 23 has two air ports which are respectively communicated with a low beam air duct pipe 7 and a high beam air duct pipe 8, and the high-power high-low beam and high beam LED modules convey air to meet the active heat dissipation requirement. Temperature sensors are arranged on the near light LED module, the far light LED module and the daytime running light LED module, and the cooling fans and the temperature sensors are electrically connected with an ECU (electronic control unit) of the automobile. The far and near light lamp cooling fan installation part 21 is provided with a fixing lug seat 27, and the fixing lug seat support body 2 is fixed in the automobile headlamp through screws.

In the working mode that the dipped headlight or the high beam and the low beam are simultaneously lightened, when the temperature of any one of the dipped headlight LED module and the high beam LED module reaches a preset temperature control value, the high beam and low beam heat radiation fan 1 starts to work, and generated air flow is divided by two air openings of the high beam and low beam heat radiation air duct 23 and is respectively transmitted to the dipped headlight LED module and the high beam LED module to meet the active heat radiation requirement; under the mode of operation that day portable lighter LED module was lighted, originally, day portable lighter LED module is earlier aluminium base 5 from dispelling the heat through day portable lighter heat dissipation, and after the work fixed time, along with the LED temperature is constantly risen, when reaching higher control by temperature change preset value, day portable lighter LED module radiator fan 3 began to work, bloies to day portable lighter lamp pearl board 6, dispels the heat to day portable lighter LED module initiative, reaches day portable lighter cooling demand.

Claims

1. The utility model provides a fan sectional shelf-unit for on car headlight, including support body (2) that is located car headlight, be equipped with far away in the car headlight, passing light LED module, day driving light LED module, be equipped with far and near light radiator fan installation department (21) on characterized by support body (2), day driving light LED module radiator fan installation department (22) and far and near light radiator-ducting (23), install far and near light radiator fan (1) on far and near light radiator fan installation department (21), install day driving light LED module radiator fan (3) on day driving light LED module radiator fan installation department (22), far and near light radiator-ducting (23) are located far and near light radiator fan installation department (21).

2. The fan assembly bracket for an automobile headlamp as defined in claim 1, wherein the daytime running light LED module radiator fan mounting portion (22) is a plate-shaped structure having a central through hole, and the daytime running light LED module radiator fan mounting portion (22) is fixed to the bracket body (2) in a hanging manner.

3. The fan assembly bracket for an automotive headlamp of claim 2 wherein the daytime running light LED module radiator fan mount (22) is angled toward the daytime running light LED module within the automotive headlamp.

4. The fan assembly bracket as claimed in claim 1, wherein the high beam and low beam heat dissipating fan mounting portion (21) has a cavity structure, the high beam and low beam heat dissipating fan (1) is fixed in the cavity, and the high beam and low beam heat dissipating duct (23) communicates with the cavity.

5. The fan assembly bracket as claimed in claim 1, wherein the mounting portion (21) of the high beam and low beam radiator fan is provided with a fixing ear seat, and the fixing ear seat is fixed in the automobile headlamp by a screw.

6. The fan assembly bracket as claimed in any one of claims 1 to 5, wherein the high beam and low beam heat dissipation duct (23) has two air ports, which are connected to a low beam duct (7) and a high beam duct (8), respectively.

7. The fan assembly bracket as claimed in any one of claims 1 to 5, wherein the far and near light LED modules and the daytime running light LED module in the automobile headlamp are respectively provided with a temperature sensor, and the far and near light heat dissipation fan (1), the daytime running light LED module heat dissipation fan (3) and the temperature sensors are electrically connected with an ECU of the automobile.