CN219955128U - Heat radiation structure of automobile headlight - Google Patents
Heat radiation structure of automobile headlight Download PDFInfo
- Publication number
- CN219955128U CN219955128U CN202321496284.9U CN202321496284U CN219955128U CN 219955128 U CN219955128 U CN 219955128U CN 202321496284 U CN202321496284 U CN 202321496284U CN 219955128 U CN219955128 U CN 219955128U
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- Prior art keywords
- lamp bead
- buckle
- heat radiation
- heat
- fixedly connected
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- 230000005855 radiation Effects 0.000 title claims abstract description 30
- 239000011324 bead Substances 0.000 claims abstract description 57
- 238000009434 installation Methods 0.000 claims abstract description 49
- 230000017525 heat dissipation Effects 0.000 claims abstract description 31
- 239000000758 substrate Substances 0.000 claims abstract description 27
- 230000001681 protective effect Effects 0.000 claims description 15
- 238000001816 cooling Methods 0.000 abstract description 4
- 241000217776 Holocentridae Species 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a heat radiation structure of an automobile headlight, which comprises a buckle installation shell, wherein the lower end of the buckle installation shell is fixedly connected with a lamp bead protection cover, the buckle installation shell is internally provided with a lamp bead installation substrate, the front end of the lamp bead installation substrate is provided with a lamp bead main body, the top end of the buckle installation shell is provided with a fixing plate in a clamping manner, two sides of the fixing plate penetrate through conductive inserting sheets, the lower end of the fixing plate is provided with a control circuit board, the inside of the buckle installation shell is fixedly connected with a mounting frame, and the lower end of the mounting frame is fixedly connected with a miniature motor. This heat radiation structure of car headlight through set up heat conduction fin in the radiating groove inside, cooperates forced air cooling heat radiation structure, can dispel the heat to this car headlight effectively, and this heat radiation structure sets up in the inside interruption of headlight, and it is less to compare traditional heat radiation structure volume in the time of more efficient heat dissipation, improves the space and the installation degree of difficulty that the installation occupy.
Description
Technical Field
The utility model relates to the technical field of automobile accessories, in particular to a heat dissipation structure of an automobile headlight.
Background
The automobile headlight, also called an automobile headlight and an automobile LED daytime running light, is used as an eye of an automobile, not only relates to the external image of an automobile owner, but also is closely connected with safe driving under the condition of driving at night or bad weather; currently, there are three main types of automotive headlamps: halogen headlight, xenon headlight, LED headlight; along with the development of the automobile industry, the illumination brightness of the automobile headlight is improved, the temperature of the automobile headlight is higher and higher, the design of a heat dissipation structure in the existing automobile headlight is imperfect, the headlight cannot be rapidly dissipated, the headlight is damaged due to overhigh temperature, and even safety accidents are caused.
The prior automotive headlight with the publication number of CN204534381U comprises an LED lamp wick, wherein a shading aluminum cap is arranged on the LED lamp wick, a silica gel buffer pad and a heat conduction shell are arranged below the LED lamp wick, and a heat dissipation sleeve is arranged on the periphery of the heat conduction shell, so that the automotive headlight has the following advantages: the design of the shading aluminum cap can effectively prevent light scattering; the LED chip is an inlet LED chip, has high lumen and stable color temperature, can be added with an intelligent temperature control sensing chip, and prolongs the service life; the red copper heat conduction shell and the aviation aluminum heat dissipation sleeve are adopted, so that heat dissipation is better, and performance is more stable; but this car headlight adopts and dispels the heat at headlight main part lower extreme installation fin, but this structure along with headlight power's increase, and radiating efficiency can't satisfy yet to the radiator fan that current majority car headlight set up distributes in the bottom, and the air current flow in-process has certain blocking and loss, and relative radiating efficiency is low, and can increase the overall length of headlight for the terminal volume of headlight is great, installs and has certain degree of difficulty.
We have therefore proposed a heat dissipation structure for a headlight of an automobile in order to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a heat radiation structure of an automobile headlight, which aims to solve the problems that the whole heat radiation efficiency of the existing automobile headlight provided by the background technology is low, and the tail end of a headlight main body is large due to an externally installed heat radiation fin structure, so that the installation difficulty is high.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a heat radiation structure of an automobile headlight comprises a buckle installation shell:
the lower end of the buckle installation shell is fixedly connected with a lamp bead protection cover, the buckle installation shell is provided with a lamp bead installation substrate inside, and the front end of the lamp bead installation substrate is provided with a lamp bead main body;
the top end of the buckle installation shell is provided with a fixed plate in a clamping way, conductive inserting sheets penetrate through two sides of the fixed plate, and the lower end of the fixed plate is provided with a control circuit board;
the buckle installation shell is internally fixedly connected with an installation frame, and the lower end of the installation frame is fixedly connected with a miniature motor;
the inner wall of the lower end of the buckle installation shell is provided with a heat dissipation groove, and axial flow fan blades are arranged inside the heat dissipation groove.
Preferably, the buckle installation casing and the lamp pearl protection casing are provided with two sets of, and the buckle installation casing is integrated with the lamp pearl protection casing into a whole structure, buckle installation casing both sides are provided with fixing bolt to fixing bolt and buckle installation casing threaded connection.
By adopting the technical scheme, the lamp is integrally formed by combining the two groups of buckle mounting shells and the lamp bead protective cover, and is connected through the fixing bolts, so that the lamp is convenient to disassemble and assemble and maintain the internal components.
Preferably, the inner wall of the lamp bead protective cover is fixedly connected with a positioning rod, a positioning hole is formed in the side face of the lamp bead mounting substrate, and the positioning rod penetrates through the positioning hole to form a clamping positioning structure;
the light hole is formed in the upper end of the lamp bead protective cover, and the light hole coincides with the lamp bead main body in position.
Adopt above-mentioned technical scheme, through the cooperation of locating lever and locating hole, can fix a position of lamp pearl mounting substrate, the position between the fixed lamp pearl main part of being convenient for and the light trap, the seting up of light trap simultaneously, the light of being convenient for can outwards diverge.
Preferably, the lower end of the fixed plate is fixedly connected with the control circuit board, and the control circuit board is fixedly clamped with the inner wall of the buckle mounting shell;
the upper end of the control circuit board is electrically connected with the conductive inserting sheet, and the lower end of the control circuit board is electrically connected with the micro motor and the lamp bead mounting substrate.
By adopting the technical scheme, the conductive inserting piece is used for supplying power to the control circuit board, and meanwhile, the control circuit board is used for supplying power to the micro motor and the lamp bead mounting base.
Preferably, the lower end of the miniature motor is fixedly connected with the axial flow fan blade, and a first heat dissipation hole is formed in the inner side of the heat dissipation groove; the lower ends of the axial flow fan blades are provided with heat conducting fins.
By adopting the technical scheme, the micro motor drives the axial flow fan blades to rotate, so that the airflow is driven to flow in the radiating groove, heat is taken away by the airflow flowing at high speed, the normal operation of parts such as lamp beads is ensured, and the service life is prolonged due to overhigh temperature.
Preferably, the heat conducting fins are fixedly connected with the inner wall of the heat radiating groove, the heat conducting fins are distributed in an equidistant array, the middle parts of the heat conducting fins are in contact with the upper end of the lamp bead mounting substrate, and the lower end of the heat radiating groove is provided with a second heat radiating hole.
By adopting the technical scheme, the heat generated by the lamp bead main body and the lamp bead mounting substrate can be absorbed through the contact of the heat conduction fins and the lamp bead mounting substrate, and the heat is taken away through air flow to dissipate heat.
Compared with the prior art, the utility model has the beneficial effects that: the heat radiation structure of the automobile headlight;
1. through set up the heat conduction fin in the radiating groove inside, cooperation forced air cooling heat radiation structure can effectively dispel the heat to this car headlight, and this heat radiation structure sets up in the inside interruption of headlight, and the more efficient heat dissipation is compared traditional heat radiation structure volume less simultaneously, improves the space and the installation degree of difficulty that the installation occupy;
2. through set up the heat sink in buckle installation casing inside to set up micro motor cooperation axial fan blade in the heat sink inside, drive the air flow with higher speed when can giving individual axial fan blade rotation, take away the heat that the lamp pearl produced, cooperation heat conduction fin absorbs the heat of lamp pearl mounting substrate, improves radiating efficiency, guarantees the temperature operation of car headlight.
Drawings
FIG. 1 is a schematic diagram of an external view structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the structure of the buckle mounting housing and the heat sink of the present utility model;
FIG. 4 is a schematic view of a micro-motor and axial flow fan blade according to the present utility model.
In the figure: 1. the buckle is provided with a shell; 2. a lamp bead protective cover; 3. a lamp bead mounting substrate; 4. a fixing bolt; 5. a fixing plate; 6. a conductive insert; 7. a control circuit board; 8. a mounting frame; 9. a micro motor; 10. a heat sink; 11. axial flow fan blades; 12. a first heat radiation hole; 13. a heat conduction fin; 14. a second heat radiation hole; 15. a light hole; 16. a positioning rod; 17. positioning holes; 18. a lamp bead body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a heat radiation structure of car headlight, includes buckle installation casing 1, buckle installation casing 1 lower extreme fixedly connected with lamp pearl protection casing 2, and buckle installation casing 1, and lamp pearl protection casing 2 inside is provided with lamp pearl mounting substrate 3, and lamp pearl main part 18 is installed to lamp pearl mounting substrate 3 front end; the top end of the buckle mounting shell 1 is provided with a fixed plate 5 in a clamping manner, conductive inserting sheets 6 penetrate through two sides of the fixed plate 5, and a control circuit board 7 is arranged at the lower end of the fixed plate 5; the inside of the buckle installation shell 1 is fixedly connected with an installation frame 8, and the lower end of the installation frame 8 is fixedly connected with a miniature motor 9; the inner wall of the lower end of the buckle mounting shell 1 is provided with a heat dissipation groove 10, and an axial flow fan blade 11 is arranged in the heat dissipation groove 10; electric elements such as the lamp bead mounting base plate 3, the control circuit board 7 and the like are mounted and fixed through the two groups of buckle mounting shells 1 and the lamp bead protective cover 2, a heat dissipation groove 10 is formed in the buckle mounting shells 1, and the automobile headlight is subjected to air cooling heat dissipation by matching with the structures of the miniature motor 9 and the axial flow fan blades 11.
The buckle installation shell 1 and the lamp bead protective cover 2 are provided with two groups, the buckle installation shell 1 and the lamp bead protective cover 2 are of an integrated structure, the two sides of the buckle installation shell 1 are provided with fixing bolts 4, and the fixing bolts 4 are in threaded connection with the buckle installation shell 1; the inner wall of the lamp bead protective cover 2 is fixedly connected with a positioning rod 16, a positioning hole 17 is formed in the side face of the lamp bead mounting substrate 3, the positioning rod 16 penetrates through the positioning hole 17 to form a clamping positioning structure, a light hole 15 is formed in the upper end of the lamp bead protective cover 2, and the light hole 15 is overlapped with the lamp bead main body 18 in position; the main body shell of the automobile headlight is formed by the two groups of buckle mounting shells 1 and the lamp bead protective cover 2, and is connected through the fixing bolts 4, so that the automobile headlight is convenient to assemble, disassemble and maintain, and the lamp bead protective cover 2 is internally provided with the positioning rod 16 and the positioning hole 17 to be matched with each other, so that the position of the lamp bead mounting substrate 3 is positioned, and the position between the lamp bead main body 18 and the light hole 15 is prevented from being deviated.
The lower end of the fixed plate 5 is fixedly connected with the control circuit board 7, the control circuit board 7 is fixedly clamped with the inner wall of the buckle mounting shell 1, the upper end of the control circuit board 7 is electrically connected with the conductive inserting sheet 6, and the lower end of the control circuit board 7 is electrically connected with the micro motor 9 and the lamp bead mounting substrate 3; the lower end of the micro motor 9 is fixedly connected with the axial flow fan blades 11, and a first heat radiation hole 12 is formed in the inner side of the heat radiation groove 10; the lower end of the axial flow fan blade 11 is provided with heat conducting fins 13, the heat conducting fins 13 are fixedly connected with the inner wall of the heat dissipation groove 10, the heat conducting fins 13 are distributed in an equidistant array, the middle parts of the heat conducting fins 13 are contacted with the upper end of the lamp bead mounting substrate 3, and the lower end of the heat dissipation groove 10 is provided with a second heat dissipation hole 14; through with buckle installation casing 1 inside set up radiating groove 10, and radiating groove 10 upper and lower both ends set up first louvre 12 and second louvre 14 respectively, cooperation micromotor 9 and axial fan 11 for can drive radiating groove 10 inside air and flow at a high speed when axial fan 11 is rotatory, cooperation heat conduction fin 13 absorbs the heat of lamp pearl mounting substrate 3, synchronous drive heat loss when the air current flows at a high speed, provide high-efficient heat dissipation, guarantee the steady operation of car headlight.
Working principle: when the heat radiation structure of the automobile headlight is used, electric elements such as the lamp bead mounting substrate 3, the control circuit board 7 and the like are mounted and fixed through the two groups of buckle mounting shells 1 and the lamp bead protective covers 2, a heat radiation groove 10 is formed in the buckle mounting shells 1, and the structure of the miniature motor 9 and the axial flow fan blades 11 is matched for carrying out air cooling heat radiation on the automobile headlight; the positioning rod 16 is arranged in the lamp bead protective cover 2 and matched with the positioning hole 17, so that the position of the lamp bead mounting substrate 3 is positioned, and the position between the lamp bead main body 18 and the light hole 15 is prevented from being deviated; the upper end and the lower end of the heat dissipation groove 10 are respectively provided with a first heat dissipation hole 12 and a second heat dissipation hole 14, the micro motor 9 and the axial flow fan blades 11 are matched, so that the air in the heat dissipation groove 10 can be driven to flow at a high speed when the axial flow fan blades 11 rotate, the heat of the lamp bead mounting substrate 3 is absorbed by the heat conduction fins 13, the heat loss is synchronously driven when the air flow flows at a high speed, the efficient heat dissipation is provided, and the stable operation of the automobile headlight is ensured.
To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a heat radiation structure of car headlight, includes buckle installation casing (1), its characterized in that:
the lamp bead protection cover (2) is fixedly connected to the lower end of the buckle installation shell (1), the buckle installation shell (1) is arranged, the lamp bead installation substrate (3) is arranged in the lamp bead protection cover (2), and the lamp bead main body (18) is arranged at the front end of the lamp bead installation substrate (3);
the buckle mounting shell is characterized in that a fixing plate (5) is arranged at the top end of the buckle mounting shell (1) in a clamping manner, conductive inserting sheets (6) penetrate through two sides of the fixing plate (5), and a control circuit board (7) is arranged at the lower end of the fixing plate (5);
the buckle mounting shell (1) is internally fixedly connected with a mounting frame (8), and the lower end of the mounting frame (8) is fixedly connected with a miniature motor (9);
the inner wall of the lower end of the buckle installation shell (1) is provided with a heat dissipation groove (10), and axial flow fan blades (11) are arranged in the heat dissipation groove (10).
2. The heat radiation structure of an automotive headlight according to claim 1, wherein: the novel lamp bead protection cover is characterized in that the buckle installation shell (1) and the lamp bead protection cover (2) are both provided with two groups, the buckle installation shell (1) and the lamp bead protection cover (2) are of an integrated structure, fixing bolts (4) are arranged on two sides of the buckle installation shell (1), and the fixing bolts (4) are in threaded connection with the buckle installation shell (1).
3. The heat radiation structure of an automotive headlight according to claim 1, wherein: the inner wall of the lamp bead protective cover (2) is fixedly connected with a positioning rod (16), a positioning hole (17) is formed in the side face of the lamp bead mounting substrate (3), and the positioning rod (16) penetrates through the positioning hole (17) to form a clamping positioning structure;
the upper end of the lamp bead protective cover (2) is provided with a light hole (15), and the light hole (15) is overlapped with the lamp bead main body (18) in position.
4. The heat radiation structure of an automotive headlight according to claim 1, wherein: the lower end of the fixed plate (5) is fixedly connected with the control circuit board (7), and the control circuit board (7) is clamped and fixed with the inner wall of the buckle mounting shell (1);
the upper end of the control circuit board (7) is electrically connected with the conductive inserting sheet (6), and the lower end of the control circuit board (7) is electrically connected with the micro motor (9) and the lamp bead mounting substrate (3).
5. The heat radiation structure of an automotive headlight according to claim 1, wherein: the lower end of the miniature motor (9) is fixedly connected with the axial flow fan blades (11), and a first heat radiation hole (12) is formed in the inner side of the heat radiation groove (10); the lower end of the axial flow fan blade (11) is provided with a heat conducting fin (13).
6. The heat dissipation structure of an automotive headlamp according to claim 5, wherein: the heat conduction fins (13) are fixedly connected with the inner wall of the heat dissipation groove (10), the heat conduction fins (13) are distributed in an equidistant array, the middle parts of the heat conduction fins (13) are in contact with the upper end of the lamp bead mounting substrate (3), and the lower end of the heat dissipation groove (10) is provided with a second heat dissipation hole (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321496284.9U CN219955128U (en) | 2023-06-12 | 2023-06-12 | Heat radiation structure of automobile headlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321496284.9U CN219955128U (en) | 2023-06-12 | 2023-06-12 | Heat radiation structure of automobile headlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219955128U true CN219955128U (en) | 2023-11-03 |
Family
ID=88534968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321496284.9U Active CN219955128U (en) | 2023-06-12 | 2023-06-12 | Heat radiation structure of automobile headlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219955128U (en) |
-
2023
- 2023-06-12 CN CN202321496284.9U patent/CN219955128U/en active Active
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