CN217402461U - Car headlight heat radiation structure - Google Patents

Abstract

The utility model discloses a car headlight heat radiation structure, including shell and the base plate of installing the lamp pearl, the base plate sets up in the shell, be equipped with the quad slit that supplies the lamp pearl to pass on the shell, the lower extreme of shell is connected with radiator unit, a serial communication port, the bilateral symmetry is equipped with first heating panel around the base plate, the right-hand member of base plate is equipped with the second heating panel, first heating panel with the second heating panel is all laminated on the base plate. The front surface, the back surface and the right surface of the substrate are provided with copper plates with good heat dissipation performance, so that heat generated by the lamp beads can be quickly diffused to the shell, the lower end of the shell is provided with a wavy heat dissipation sheet to increase the heat dissipation area, and then the air circulation is accelerated through the fan, so that the substrate is quickly cooled, and the damage of the heat to the substrate is reduced.

Description

Car headlight heat radiation structure

Technical Field

The utility model relates to an automobile lamp technical field specifically is an automobile headlamp heat radiation structure.

Background

The automobile headlights mainly play the illumination and signal roles, and the light that the headlight sent can illuminate the road condition in automobile body the place ahead, makes the driver can be in the safe driving of night, and can remind the meeting vehicle through the mode of lighting stipulated.

Along with the power of car headlight design constantly improves, lamp pearl calorific capacity is also more and more high, needs to optimize the heat radiation structure of car headlight just can avoid headlight high temperature to influence its life.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above problems, the present invention provides a heat dissipating structure for a headlamp of an automobile,

including the shell and the base plate of installing the lamp pearl, the base plate sets up in the shell, be equipped with the quad slit that supplies the lamp pearl to pass on the shell, the lower extreme of shell is connected with radiator unit, its characterized in that, the bilateral symmetry is equipped with first heating panel around the base plate, the right-hand member of base plate is equipped with the second heating panel, first heating panel with the second heating panel is all laminated on the base plate, first heating panel with the second heating panel all is the copper.

Preferably, the housing includes two half shells detachably fixedly connected to and clamping the substrate, the first heat dissipation plate, and the second heat dissipation plate.

Preferably, the lower end of the first heat dissipation plate protrudes laterally to make the first heat dissipation plate 3 in an "L" shape, so that the first heat dissipation plate is clamped to the heat dissipation assembly.

Preferably, the heat sink assembly comprises a plurality of circumferentially arranged fins.

Preferably, the heat radiating fin side surface has a wave shape.

Preferably, the heat dissipation assembly further comprises a fan and a fan housing, the fan housing is connected to the lower end of the heat dissipation plate, the fan is connected in the fan housing, and the air opening faces the heat dissipation plate.

The utility model has the advantages that:

the front surface, the rear surface and the right surface of the substrate are provided with copper plates with good heat dissipation performance, so that heat generated by the lamp beads can be quickly diffused to the shell, the lower end of the shell is provided with wave-shaped cooling fins to increase the heat dissipation area, and then the fan accelerates air circulation, so that the substrate is quickly cooled, and the damage of the heat to the substrate is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic cross-sectional view taken at A-A of FIG. 3;

FIG. 5 is a schematic cross-sectional view taken at B-B of FIG. 3;

the reference numbers illustrate: 1. a housing; 11. a square hole; 2. a substrate; 21. a lamp bead; 3. a first heat dissipation plate; 4. a second heat dissipation plate; 5. a heat sink; 6. a fan housing; 7. a fixing ring; 8. a chuck.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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 application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example 1:

fig. 1-5 show a pair of car headlight heat radiation structure, which comprises an outer shell 1, install the base plate 2 of lamp pearl 21, shell 1 comprises two half shells of reciprocal anchorage, form a cavity that holds base plate 2 between two half shells, base plate 2 sets up in this cavity, two sides and the right side are equipped with first heating panel 3 and second heating panel 4 respectively around base plate 2, two heating panels all hug closely in the interior edge of base plate 2 and shell 1, the heating panel material can be selected to the metal that heat dispersion is good, adopt the copper as the heating panel in this embodiment.

The lower extreme of shell 1 is equipped with radiator unit, radiator unit includes fin 5 that circumference set up, the wave is made to the side surface of fin 5, enlarge the area of contact with the air as far as possible, strengthen heat dispersion, radiator unit still includes by the fan, the air-cooled external member that fan housing 6 and fan power supply unit constitute, 6 fixed connection of fan housing are in the below of fin 5, fan fixed connection is in fan housing 6, the lower extreme of fin 5 and base plate 2 is aimed at in the wind gap of fan, the fan starts to make cold wind pass from the gap between a plurality of fin 5 and takes away the heat fast, also can directly flow through base plate 2 lower extreme simultaneously and take away the base plate 2 heat, fin 5 makes whole radiating efficiency promote by a wide margin with the cooperation of air-cooled component.

The lower extreme of first heating panel 3 transversely extends the outstanding first heating panel 3 that makes and is "L" type, and the lower extreme card of first heating panel 3 has both played the positioning action in the shell 1 lower extreme, has enlarged heat radiating area again.

Shell 1 has made things convenient for two half shell reciprocal anchorages's structure in addition except that heat radiation structure, specifically, the upper end and the lower extreme of shell 1 all are equipped with the screw and make things convenient for the bolt to pass, 5 peripheries of fin are equipped with the circumferential movement of half shell of solid fixed ring 7 restriction, solid fixed ring 7 also can protect fin 5 non-deformable when receiving external force influence simultaneously, the middle part of shell 1 still overlaps there is chuck 8, chuck 8 is used for being connected shell 1 and base plate 2 together with other auto parts.

The working principle is as follows:

two sides and the preceding heating panel of attached copper in the right side around base plate 2, the shell 1 that will divide into two half shells again unites two into one and presss from both sides tight base plate 2 and heating panel, the lamp pearl 21 of heating panel passes predetermined quad slit 11 on the shell 1, base plate 2 generates heat when the car headlight starts, the copper heating panel that 2 trilaterals of base plates were equipped with makes the heat quick outdiffusion to shell 1, 5 heat radiating area of shell 1 lower extreme fin are great, combine below air-cooled subassembly to improve the radiating efficiency by a wide margin.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims (6)

1. The utility model provides a car headlight heat radiation structure, its characterized in that includes shell (1) and installs base plate (2) of lamp pearl (21), and base plate (2) set up in shell (1), be equipped with quad slit (11) that supply lamp pearl (21) to pass on shell (1), the lower extreme of shell (1) is connected with radiator unit, the bilateral symmetry is equipped with first heating panel (3) around base plate (2), the right-hand member of base plate (2) is equipped with second heating panel (4), first heating panel (3) with second heating panel (4) all laminate on base plate (2).

2. The heat dissipation structure for an automobile headlight according to claim 1, wherein the housing (1) comprises two half shells which detachably fixedly connect and clamp the substrate (2), the first heat sink (3) and the second heat sink (4).

3. The heat dissipating structure for the headlight of claim 1, wherein the lower end of the first heat dissipating plate (3) protrudes laterally to make the first heat dissipating plate (3) in an "L" shape, so that the first heat dissipating plate (3) is engaged with the heat dissipating assembly.

4. The vehicle headlamp heat dissipating structure according to claim 1, wherein the heat dissipating assembly comprises a plurality of circumferentially arranged fins (5).

5. The vehicle headlight heat dissipation structure according to claim 4, wherein the side surface of the heat dissipation fin (5) has a wave shape.

6. The heat dissipating structure for an automobile headlamp according to claim 1, wherein the heat dissipating assembly further comprises a fan and a fan cover (6), the fan cover (6) is attached to a lower end of the heat dissipating fin (5), the fan is attached to the inside of the fan cover (6) with an opening facing the heat dissipating fin (5).

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