CN213207708U

CN213207708U - Heat radiation structure of vehicle-mounted headlamp

Info

Publication number: CN213207708U
Application number: CN202022782127.7U
Authority: CN
Inventors: 储剑锋; 蒋耀辉; 钱润琦; 冯培
Original assignee: Hairuo Suzhou Photoelectric Co ltd
Current assignee: Hairuo Suzhou Photoelectric Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-05-14
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to a heat radiation structure of vehicle-mounted headlamp, including the head-light body, the head-light body includes protecting crust A and the protecting crust B that protecting crust A left end is connected, the head-light body still includes the protecting crust C that protecting crust B lower extreme is connected, protecting crust C lower extreme is connected with radiator unit through fixed connecting piece, and radiator unit's outside fixed supplementary heat removal subassembly. This heat radiation structure of vehicle-mounted headlamp, the heat absorption groove at heat dissipation shell upper surface center absorbs the heat energy that upper end light source piece and lens produced, absorbed heat energy transmits back to the heat absorption metal sheet in, transmit to each heat conduction stick, heat dissipation shell effluvium to the device outside in the rethread heat dissipation assembly, the air flow has been increased in the space between the heat conduction stick, thereby accelerated the heat and gived off, the heat dissipation to whole car banks spare has been realized, heat dissipation shell and heat conduction stick structural design are reasonable, the maximize of heat radiating area has been realized when guaranteeing the air flow intensity.

Description

Heat radiation structure of vehicle-mounted headlamp

[ technical field ] A method for producing a semiconductor device

The utility model relates to an automotive lighting field, concretely relates to heat radiation structure of vehicle headlamp.

[ background of the invention ]

With the rapid development of the automobile industry, attention has been paid to the safety of the entire automobile while pursuing comfort and easy handling.

The automobile headlamp adopts a plane cluster packaging technology, the requirements of high power and low energy consumption are met, when the automobile headlamp is in an illuminating state, the closed environment where the automobile headlamp is located generates high temperature due to heat accumulation, but a heat dissipation structure is lacked, so that the generated temperature is easy to generate fog inside the automobile lamp to influence the illuminating effect, parts in the automobile lamp are easy to be heated and deformed, and even parts are easy to be burnt and melted.

[ Utility model ] content

In order to solve the above problem, an object of the utility model is to provide a heat radiation structure of vehicle headlamps, when having solved current vehicle headlamps and being in the illumination state, lack heat radiation structure, the temperature that makes the production not only produces fog easily inside the car light, influences the illuminating effect, makes the spare part in the car light be heated and warp easily, appears the problem of spare part phenomenon of melting even.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a heat radiation structure of vehicle-mounted headlamp, includes the head-light body, and the head-light body includes protecting crust A and the protecting crust B that protecting crust A left end is connected, the head-light body still includes the protecting crust C that protecting crust B lower extreme is connected, protecting crust C lower extreme is connected with radiator unit through fixed connecting piece, and radiator unit's outside is fixed supplementary to be dredged heat the subassembly.

The utility model provides a heat radiation structure of vehicle headlamp further sets up to: the heat dissipation assembly comprises a heat dissipation shell, a heat absorption groove formed in the center of the upper surface of the heat dissipation shell, and a reserved cavity formed in the heat dissipation shell.

The utility model provides a heat radiation structure of vehicle headlamp further sets up to: the heat absorption groove is communicated with the reserved cavity, and a heat absorption metal plate is embedded in the reserved cavity.

The utility model provides a heat radiation structure of vehicle headlamp further sets up to: the reserved cavity longitudinally penetrates through the lower end of the radiating shell, the lower end of the heat absorption metal plate is fixed with a plurality of heat conduction rods at equal intervals, and the lower ends of the heat conduction rods extend to the lower surface of the radiating shell through the reserved cavity.

The utility model provides a heat radiation structure of vehicle headlamp further sets up to: the heat dissipation shell comprises a disc and a plurality of heat dissipation rods fixed at the lower end of the disc, and a reserved cavity in the heat dissipation shell is tightly attached to the adjacent surfaces of the heat absorption metal plate and the heat conduction rods.

The utility model provides a heat radiation structure of vehicle headlamp further sets up to: supplementary heat removal subassembly is including solid fixed ring and installing at solid fixed ring lower surface rubber material inhale shake the ring, supplementary heat removal subassembly still including inhaling to shake the inside chamber that leads to of ring equidistant a plurality of miniature fans that are provided with.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the heat generated during the starting of the headlamp is absorbed by the heat absorption groove at the center of the upper surface of the heat dissipation shell, and after the absorbed heat is transmitted to the heat absorption metal plate, the vibration generated by the fans can be absorbed in the auxiliary heat dispersing component during working, the air flow is increased by the gaps among the heat conducting rods, thereby accelerating heat dissipation, realizing the heat dissipation of the whole vehicle lamp component, having reasonable structural design of the heat dissipation shell and the heat conducting rod, the heat dissipation area is maximized while the air flow strength is ensured, and the service life of the headlamp is prolonged.

[ description of the drawings ]

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

fig. 2 is a schematic sectional structure view of the heat absorption tank of the present invention;

fig. 3 is a schematic bottom view of the heat dissipation housing of the present invention.

In the figure: 1. the head-light body, 2, protecting crust A, 3, protecting crust B, 4, protecting crust C, 5, connecting piece, 6, radiator unit, 7, heat dissipation shell, 8, heat absorption groove, 9, reserve chamber, 10, heat absorption metal sheet, 11, heat conduction stick, 12, supplementary heat dissipation subassembly.

[ detailed description ] embodiments

The following is a detailed description of the heat dissipation structure of the vehicle headlamp according to the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a heat radiation structure of vehicle-mounted headlamp, including headlamp body 1, protecting crust A2, protecting crust B3, protecting crust C4, connecting piece 5, radiator unit 6, heat dissipation shell 7, heat absorption tank 8, reserve cavity 9, heat absorption metal sheet 10 and heat conduction stick 11, headlamp body 1 includes protecting crust A2 and protecting crust A2 left end connected's protecting crust B3, headlamp body 1 still includes protecting crust C4 that protecting crust B3 lower extreme is connected, protecting crust C4 lower extreme is connected with radiator unit 6 through fixed connecting piece 5, radiator unit 6's outside fixed supplementary radiator unit 12 that dredges.

The heat dissipation assembly 6 comprises a heat dissipation shell 7, a heat absorption groove 8 formed in the center of the upper surface of the heat dissipation shell 7, and a reserved cavity 9 formed in the heat dissipation shell 7 and facilitating heat absorption.

The heat absorption groove 8 is communicated with the reserved cavity 9, and a heat absorption metal plate 10 is embedded in the reserved cavity 9, so that heat energy can be conducted conveniently and discharged out of the protective shell.

Reserve the chamber 9 and vertically run through heat dissipation shell 7 lower extreme, heat absorption metal sheet 10 lower extreme equidistant fixed a plurality of heat conduction rods 11, heat conduction rods 11 lower extreme extends to heat dissipation shell 7 lower surface through reserving chamber 9, has realized heat radiating area's maximize when guaranteeing air flow intensity.

The heat dissipation shell 7 comprises a disc and a plurality of heat dissipation rods fixed at the lower end of the disc, and the reserved cavity 9 in the heat dissipation shell 7 is tightly attached to the adjacent surfaces of the heat absorption metal plate 10 and the heat conduction rod 11, so that heat can be rapidly conducted conveniently.

Supplementary heat removal subassembly 12 is including solid fixed ring and installing and inhale the shake ring at solid fixed ring lower surface rubber material, supplementary heat removal subassembly 12 still including inhaling the inside chamber that leads to of shake ring equidistant a plurality of miniature fans that are provided with blow 6 surfaces of radiator unit, improve the radiating efficiency, set up in supplementary heat removal subassembly 12 and inhale a plurality of miniature fans that shake in the ring, can absorb the vibration that the fan produced in work.

The utility model discloses a theory of operation is: the protective shell A2, the protective shell B3, the protective shell C4, the connecting piece 5 and the heat dissipation component 6 in the headlamp body 1 are sequentially connected through an external bolt, after the headlamp body 1 and a vehicle body are installed, heat generated in the process of starting the vehicle lamp is absorbed by heat absorption grooves 8 in the center of the upper surface of a heat dissipation shell 7 to heat energy generated by a light source sheet at the upper end and a lens, the absorbed heat energy is transmitted to heat absorption metal plates 10 and then transmitted to each heat conduction rod 11, and then is dissipated to the outside of the device through the heat dissipation shell 7 in the heat dissipation component 6, air flow is increased through gaps among the heat conduction rods 11, so that heat dissipation is accelerated, the heat dissipation lamp component for the whole vehicle is realized, the surface of the heat dissipation component 6 is blown after the micro fans are started, the heat dissipation efficiency is improved, a plurality of micro fans arranged in a shock absorption ring in the auxiliary heat dissipation component 12 can absorb vibration generated by, the heat dissipation shell 7 and the heat conducting rod 11 are reasonable in structural design, the maximization of the heat dissipation area is realized while the air flowing strength is ensured, and the service life of the headlamp is prolonged, which is the working principle of the heat dissipation structure of the vehicle-mounted headlamp, and meanwhile, the content which is not described in detail in the specification belongs to the prior art known by the professional in the field.

The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a heat radiation structure of vehicle-mounted headlamp, includes the head-light body, its characterized in that: the headlamp body comprises a protective shell A and a protective shell B connected with the left end of the protective shell A, the headlamp body further comprises a protective shell C connected with the lower end of the protective shell B, the lower end of the protective shell C is connected with the heat dissipation assembly through a fixed connecting piece, and the heat dissipation assembly is fixed outside the heat dissipation assembly in an auxiliary mode.

2. The heat dissipation structure of a vehicle headlamp according to claim 1, characterized in that: the heat dissipation assembly comprises a heat dissipation shell, a heat absorption groove formed in the center of the upper surface of the heat dissipation shell, and a reserved cavity formed in the heat dissipation shell.

3. The heat dissipation structure of a vehicle headlamp according to claim 2, characterized in that: the heat absorption groove is communicated with the reserved cavity, and a heat absorption metal plate is embedded in the reserved cavity.

4. A heat radiation structure of a vehicle headlamp according to claim 3, characterized in that: the reserved cavity longitudinally penetrates through the lower end of the radiating shell, the lower end of the heat absorption metal plate is fixed with a plurality of heat conduction rods at equal intervals, and the lower ends of the heat conduction rods extend to the lower surface of the radiating shell through the reserved cavity.

5. The heat dissipation structure of a vehicle headlamp according to claim 4, characterized in that: the heat dissipation shell comprises a disc and a plurality of heat dissipation rods fixed at the lower end of the disc, and a reserved cavity in the heat dissipation shell is tightly attached to the adjacent surfaces of the heat absorption metal plate and the heat conduction rods.

6. The heat dissipation structure of a vehicle headlamp according to claim 5, characterized in that: supplementary heat removal subassembly is including solid fixed ring and installing at solid fixed ring lower surface rubber material inhale shake the ring, supplementary heat removal subassembly still including inhaling to shake the inside chamber that leads to of ring equidistant a plurality of miniature fans that are provided with.