LED automobile headlamp

Abstract

The invention discloses an LED automobile headlamp, and relates to the technical field of automobile parts. The lamp body comprises a lampshade mechanism, the lampshade mechanism is installed above the lamp body, the lampshade mechanism comprises two LED lamp wicks, the LED lamp wicks are installed on the two sides of the lamp body, a heat dissipation mechanism is installed in the lamp body, a cleaning mechanism is installed on the outer side of the lamp body, a protection mechanism is installed at the bottom end of the lamp body, and an installation mechanism is installed on the outer side of the lamp body; by arranging the heat dissipation mechanism, heat generated in morning and morning in the running process of the lamp body can be efficiently dissipated, the situation that normal running of the lamp wick is affected by long-time high temperature is avoided, dust on the outer side of the LED lamp wick can be cleaned through the cleaning mechanism, and the situation that the normal lighting effect is affected by accumulated dust on the outer side is avoided; and through the protection mechanism, an electric wire for connecting the automobile and the lamp body can be clamped and fixed, and the problems that a wire head falls off due to long-time shaking and the like are solved.

Description

Technical Field

[0001] The invention relates to the technical field of automobile parts, in particular to an LED automobile headlight. Background Art

[0002] As an important part of the car, the headlight can be called the eyes of the car. Especially when driving at night and in bad weather conditions, it plays an irreplaceable role in driving and ensuring driving safety. With the development of technology, car headlights have undergone continuous technological upgrades, from halogen lamps to xenon lamps, to the latest LED headlights. LED headlights have the advantages of energy saving, high brightness, long life, small light units, and rich shapes. Moreover, since most LED headlights are composed of a series of LED unit arrays, they can easily achieve a series of intelligent lighting functions such as height adjustment, automatic high and low beam switching, follow-up steering, and cornering fill light assistance.

[0003] LED car headlights generate a lot of heat during operation, which will shorten their service life during long-term use and require frequent replacement. In addition, after the existing LED car headlights are installed, some dust will adhere to the outside of the LED wick during long-term use, which will affect the lighting effect and reduce the heat dissipation effect of the LED wick. In order to solve the above problems, the inventor proposes an LED car headlight to solve the above problems. Summary of the invention

[0004] In order to solve the problem of poor heat dissipation effect and inconvenience in cleaning dust outside the LED lamp core; the purpose of the present invention is to provide an LED automobile headlight.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solutions: an LED automobile headlight, comprising a lamp body, the lamp body comprising a lampshade mechanism, the lampshade mechanism being installed above the lamp body, the lampshade mechanism comprising an LED lamp wick, there are two LED lamp wicks in total, the LED lamp wicks are installed on both sides of the lamp body, a heat dissipation mechanism is installed in the lamp body, a cleaning mechanism is installed on the outside of the lamp body, a protection mechanism is installed at the bottom of the lamp body, and an installation mechanism is installed on the outside of the lamp body.

[0006] Preferably, the heat dissipation mechanism includes a No. 1 heat dissipation fin and a No. 2 heat dissipation fin, the No. 1 heat dissipation fin is installed on the top of the inner wall of the lamp body, there are two No. 2 heat dissipation fins, and the two No. 2 heat dissipation fins are respectively installed on both sides of the inner wall of the lamp body, a heat-conducting metal tube is installed in the lamp body, the heat-conducting metal tube is installed between two LED wicks, the heat-conducting metal tube is connected to the No. 1 heat dissipation fin, air intake mesh plates are installed on both sides of the lamp body, heat dissipation boxes are installed on both sides of the lamp body, a mounting plate is fixedly provided in the heat dissipation box, a No. 1 rotating rod is rotatably inserted in the mounting plate, and an exhaust fan is fixedly provided at the end of the No. 1 rotating rod, so that A heat dissipation mesh plate is fixedly provided on the inner wall of the heat dissipation box, and a No. 3 heat dissipation fin is installed in the lamp body, and the No. 3 heat dissipation fin is located between the two heat dissipation boxes, and a No. 2 rotating rod is rotatably inserted in the two heat dissipation boxes, and a No. 1 bevel gear is fixedly sleeved on the outer side of the No. 2 rotating rod, and a No. 2 bevel gear is fixedly provided on the end of the No. 1 rotating rod away from the exhaust fan, and the No. 1 bevel gear and the No. 2 bevel gear are meshed with each other, and the two No. 2 rotating rods are connected by synchronous wheels and synchronous belt transmissions, and a No. 1 motor is installed on the top of one of the heat dissipation boxes, and the end of the No. 1 motor output shaft is inserted through the heat dissipation box and fixedly connected to the No. 2 rotating rod.

[0007] Preferably, the cleaning mechanism comprises a threaded sleeve rod, and there are two threaded sleeve rods in total. The threaded sleeve rods are rotatably inserted in the lamp body, and a threaded rod is inserted into the inner thread of the threaded sleeve rod. A No. 1 mounting frame is fixedly provided on the top of the two threaded rods. A mounting rod is rotatably provided on the outer side of the No. 1 mounting frame, and a cleaning roller is installed on the outer side of the mounting rod. A No. 3 rotating rod is rotatably inserted in the lamp body, and a No. 1 gear is fixedly sleeved on the outer side of the No. 3 rotating rod, and a No. 2 gear is fixedly sleeved on the outer side of the threaded sleeve rod, and the No. 1 gear is meshed with the No. 2 gear, and the two threaded sleeve rods are connected through a synchronous wheel and a synchronous belt transmission. A protection box is fixedly provided on the outside of the lamp body, and a No. 2 motor is installed in the protection box. The end of the output shaft of the No. 2 motor is inserted into the lamp body and fixedly connected to the No. 3 rotating rod. The cleaning mechanism includes an auxiliary rod. There are two auxiliary rods. The auxiliary rods are movably inserted in the lamp body. A No. 2 mounting frame is fixedly provided on the top of the auxiliary rod. The mounting rod is rotatably connected to the No. 2 mounting frame. A No. 1 protective cylinder and a No. 2 protective cylinder are respectively fixed on both sides of the lamp body and are symmetrically distributed. The two No. 1 protective cylinders are respectively located directly below the two threaded rods, and the two No. 2 protective cylinders are respectively located directly below the two auxiliary rods.

[0008] The cam is provided with a lifting plate at one end thereof, and a lifting plate is movably mounted on the cam, and a mounting groove is provided on one side of the lifting plate away from the lamp body. A compression spring is provided on the outer side of the telescopic rod, and the compression spring is located between the lamp body and the lifting plate. A limiting slide is provided on both sides of the inner wall of the limiting slide, and an inclined plate is movably inserted on the outer side of the limiting slide, and an inclined plate is fixed on the outer side of the lifting plate away from the lamp body. The mounting mechanism comprises a movable plate, and the movable plate is movably inserted on the outer side of the lamp body, and a fixed plate is fixed on the outer side of the lamp body. A symmetrically distributed rotating shaft is rotatably provided on the bottom end of the movable plate, and a limiting plate is fixed on one end of the rotating shaft away from the movable plate. A symmetrically distributed square groove is provided in the fixed plate, and the rotating shaft is movably inserted in the square groove, and the limiting plate is located below the fixed plate.

[0009] Compared with the prior art, the present invention has the following beneficial effects:

[0010] 1. The present invention provides a heat dissipation mechanism to efficiently dissipate the heat generated by the lamp body during operation, thereby preventing long-term high temperature from affecting the normal operation of the wick. The cleaning mechanism can clean the dust on the outside of the LED wick to prevent dust accumulation on the outside from affecting its normal lighting effect, thereby achieving the purpose of automatic cleaning. The protective mechanism can clamp and fix the wires connecting the car and the lamp body to avoid problems such as wire ends falling off due to long-term shaking.

[0011] 2. In the present invention, the first heat sink fin, the second heat sink fin, the exhaust fan, the exhaust fan and the heat-conducting metal tube are arranged to cooperate with each other, and the heat generated by the LED lamp core is transmitted to the first heat sink fin through the heat-conducting metal tube. The heat is transmitted in the lamp core, so that the air intake mesh plate takes in air, and finally the gas is discharged through the exhaust fan. Through the convection of the gas, the heat in the lamp body can be dissipated, avoiding long-term operation, resulting in high temperature of the LED lamp core affecting its life and normal operation.

[0012] 3. In the present invention, by arranging the threaded sleeve rod, the threaded rod, the mounting rod and the cleaning roller and other structures to cooperate with each other, the cleaning roller can be automatically driven to wipe the outside of the LED wick to avoid the long-term accumulation of dust affecting its lighting effect, thereby achieving the purpose of automatic cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0015] Figure 2 It is a side schematic diagram of the overall structure of the present invention;

[0016] Figure 3 For the present invention Figure 2 The enlarged structural diagram at A in the middle;

[0017] Figure 4 It is a cross-sectional schematic diagram of the lamp body and its connection structure of the present invention;

[0018] Figure 5 For the present invention Figure 4 The enlarged structural diagram at B in the middle;

[0019] Figure 6 For the present invention Figure 4 The enlarged structural diagram at C in the middle;

[0020] Figure 7 It is a schematic diagram of the protection mechanism structure of the present invention.

[0021] In the figure: 1. lamp body; 110. lampshade mechanism; 111. LED lamp core; 2. heat dissipation mechanism; 201. No. 1 heat dissipation fin; 202. No. 2 heat dissipation fin; 203. air intake screen; 204. heat-conducting metal pipe; 205. No. 3 heat dissipation fin; 210. heat dissipation box; 211. mounting plate; 212. No. 1 rotating rod; 213. exhaust fan; 214. No. 2 rotating rod; 215. No. 1 bevel gear; 216. No. 2 bevel gear; 217. heat dissipation screen; 218. No. 1 motor; 3. cleaning mechanism; 301. threaded sleeve rod; 302. threaded rod; 303. No. 1 mounting frame; 304. mounting Rod; 305, cleaning roller; 306, auxiliary rod; 307, No. 2 mounting frame; 308, No. 1 protective tube; 309, No. 2 protective tube; 310, No. 3 rotating rod; 311, No. 1 gear; 312, No. 2 gear; 313, protection box; 314, No. 2 motor; 4, protection mechanism; 401, limit frame; 402, telescopic rod; 403, lifting plate; 404, compression spring; 405, mounting groove; 406, inclined plate; 407, clamping plate; 408, limit slide; 5, mounting mechanism; 501, movable disk; 502, rotating shaft; 503, limit plate; 504, fixed disk; 505, square groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] like Figure 1-7 As shown, the present invention provides an LED automobile headlight, including a lamp body 1, wherein the lamp body 1 includes a lampshade mechanism 110, wherein the lampshade mechanism 110 is installed above the lamp body 1, wherein the lampshade mechanism 110 includes an LED lamp wick 111, wherein there are two LED lamp wicks 111, wherein the LED lamp wicks 111 are installed on both sides of the lamp body 1, wherein a heat dissipation mechanism 2 is installed inside the lamp body 1 for heat dissipation, wherein a cleaning mechanism 3 is installed outside the lamp body 1 for cleaning the LED lamp wick 111, wherein a protection mechanism 4 is installed at the bottom end of the lamp body 1 for protecting the wires and preventing them from falling, wherein an installation mechanism 5 is installed outside the lamp body 1 so that the installation mechanism 5 can install the lamp body 1 at the automobile headlight.

[0024] The heat dissipation mechanism 2 includes a first heat dissipation fin 201 and a second heat dissipation fin 202 . The first heat dissipation fin 201 is installed on the top of the inner wall of the lamp body 1 . There are two second heat dissipation fins 202 , which are installed on both sides of the inner wall of the lamp body 1 .

[0025] By adopting the above technical solution, heat can be transmitted, thereby facilitating heat dissipation.

[0026] A heat-conducting metal tube 204 is installed in the lamp body 1 . The heat-conducting metal tube 204 is installed between two LED lamp cores 111 . The heat-conducting metal tube 204 is connected to the first heat sink fin 201 . Air intake mesh plates 203 are installed on both sides of the lamp body 1 .

[0027] By adopting the above technical solution, the heat-conducting metal tube 204 transfers the heat of the LED lamp core 111 to the first heat sink fin 201 .

[0028] Heat dissipation boxes 210 are installed on both sides of the lamp body 1, a mounting plate 211 is fixedly provided in the heat dissipation box 210, a rotating rod 212 is rotatably inserted in the mounting plate 211, an exhaust fan 213 is fixedly provided at the end of the rotating rod 212, a heat dissipation mesh plate 217 is fixedly provided on the inner wall of the heat dissipation box 210, a third heat dissipation fin 205 is installed in the lamp body 1, and the third heat dissipation fin 205 is located between the two heat dissipation boxes 210.

[0029] By adopting the above technical solution, the heat dissipation box 210 cooperates with the air inlet mesh plate 203 to dissipate heat inside the lamp body 1 .

[0030] A No. 2 rotating rod 214 is rotatably inserted in the two heat dissipation boxes 210, and a No. 1 bevel gear 215 is fixedly sleeved on the outer side of the No. 2 rotating rod 214. A No. 2 bevel gear 216 is fixedly provided at the end of the No. 1 rotating rod 212 away from the exhaust fan 213, and the No. 1 bevel gear 215 and the No. 2 bevel gear 216 are meshed with each other. The two No. 2 rotating rods 214 are connected by synchronous wheels and synchronous belt transmissions. A No. 1 motor 218 is installed on the top of one of the heat dissipation boxes 210, and the end of the output shaft of the No. 1 motor 218 is inserted through the heat dissipation box 210 and fixedly connected to the No. 2 rotating rod 214.

[0031] By adopting the above technical solution, the output shaft end of the first motor 218 rotates to drive the two exhaust fans 213 to rotate and dissipate heat.

[0032] The cleaning mechanism 3 includes a threaded sleeve rod 301, of which there are two. The threaded sleeve rod 301 is rotatably inserted in the lamp body 1, and a threaded rod 302 is inserted into the inner thread of the threaded sleeve rod 301. A No. 1 mounting frame 303 is fixed on the top of the two threaded rods 302. A mounting rod 304 is rotatably provided on the outer side of the No. 1 mounting frame 303, and a cleaning roller 305 is installed on the outer side of the mounting rod 304.

[0033] By adopting the above technical solution, the cleaning roller 305 wipes the LED lamp wick 111 .

[0034] A third rotating rod 310 is rotatably inserted in the lamp body 1, a first gear 311 is fixedly sleeved on the outer side of the third rotating rod 310, a second gear 312 is fixedly sleeved on the outer side of the threaded sleeve 301, the first gear 311 and the second gear 312 are meshed with each other, the two threaded sleeves 301 are connected by a synchronous wheel and a synchronous belt transmission, a protection box 313 is fixedly provided on the outer side of the lamp body 1, a second motor 314 is installed in the protection box 313, and the output shaft end of the second motor 314 is inserted through the lamp body 1 and fixedly connected to the third rotating rod 310.

[0035] By adopting the above technical solution, the output shaft end of the second motor 314 rotates to drive the two threaded sleeves 301 to rotate synchronously.

[0036] The cleaning mechanism 3 includes an auxiliary rod 306, of which there are two. The auxiliary rod 306 is movably inserted in the lamp body 1. A No. 2 mounting frame 307 is fixedly arranged on the top of the auxiliary rod 306. The mounting rod 304 is rotatably connected to the No. 2 mounting frame 307. A No. 1 protective tube 308 and a No. 2 protective tube 309 are fixedly arranged on both sides of the lamp body 1 in a symmetrical manner. The two No. 1 protective tubes 308 are respectively located directly below the two threaded rods 302, and the two No. 2 protective tubes 309 are respectively located directly below the two auxiliary rods 306. The No. 1 protective tube 308 and the No. 2 protective tube 309 can limit and protect the threaded rod 302 and the auxiliary rod 306 respectively.

[0037] By adopting the above technical solution, the auxiliary rod 306 assists the movement of the cleaning roller 305 .

[0038] The protection mechanism 4 includes a limit frame 401 and a telescopic rod 402, both of which are fixedly mounted on the bottom end of the lamp body 1, a lifting plate 403 is fixedly provided at one end of the telescopic rod 402 away from the lamp body 1, and the lifting plate 403 is movably inserted in the limit frame 401, and a mounting groove 405 is provided on the side of the lifting plate 403 away from the lamp body 1, a compression spring 404 is installed on the outer side of the telescopic rod 402, and the compression spring 404 is located between the lamp body 1 and the lifting plate 403, both sides of the inner wall of the limit frame 401 are provided with limit slides 408, and a clamping plate 407 is movably inserted on the outer side of the limit slide 408, and an inclined plate 406 is fixedly provided at one end of the lifting plate 403 away from the lamp body 1, and the inclined plate 406 is movably inserted in the clamping plate 407.

[0039] By adopting the above technical solution, the lifting plate 403 moves to compress the compression spring 404, and then the lifting plate 403 moves through the inclined plate 406 to drive the two clamping plates 407 to move in opposite directions, and then the wires are placed between the installation groove 405 and the two clamping plates 407 respectively, and then the lifting plate 403 is released, so that the lifting plate 403 is freed from restraint, and the lifting plate 403 is driven to move under the action of the compression spring 404, and then the two clamping plates 407 are driven to move in opposite directions, and then the wires are clamped and limited by the clamping plates 407 to avoid falling and shaking during the long-term driving of the car, thereby achieving the purpose of clamping the wires.

[0040] The mounting mechanism 5 includes a movable disk 501, which is movably inserted on the outside of the lamp body 1. A fixed disk 504 is fixedly provided on the outside of the lamp body 1. A symmetrically distributed rotating shaft 502 is rotatably provided at the bottom end of the movable disk 501. A limiting plate 503 is fixedly provided at one end of the rotating shaft 502 away from the movable disk 501. A symmetrically distributed square groove 505 is opened in the fixed disk 504. The rotating shaft 502 is movably inserted in the square groove 505. The limiting plate 503 is located below the fixed disk 504.

[0041] By adopting the above technical solution, first remove the movable disk 501 and clamp it on the headlight installation place of the car, then use the buckle mechanism on the car to limit the installation of the movable disk 501, and then insert the lamp body 1 into the movable disk 501, so that the limiting plate 503 is inserted into the square groove 505, and then rotate the limiting plate 503 so that the limiting plate 503 is rotated and clamped under the fixed disk 504.

[0042] Working principle: First, remove the movable plate 501 and clamp it on the headlight installation place of the car. Then, use the buckle mechanism on the car to limit the movable plate 501 and then insert the lamp body 1 into the movable plate 501 so that the limit plate 503 is inserted into the square groove 505. Then, rotate the limit plate 503 so that the limit plate 503 is rotated and clamped under the fixed plate 504. Then, connect the power supply to the lamp body 1 and install it. At this time, press the lifting plate 403 downward so that the lifting plate 403 The compression spring 404 is compressed by the movement, and then the lifting plate 403 moves through the inclined plate 406 to drive the two clamping plates 407 to move in opposite directions. Then, the wires are placed between the installation groove 405 and the two clamping plates 407 respectively, and then the lifting plate 403 is released, so that the lifting plate 403 is freed from restraint. Under the action of the compression spring 404, the lifting plate 403 is driven to move, and then the two clamping plates 407 are driven to move in opposite directions, and then the wires are clamped and limited by the clamping plates 407. To avoid the phenomenon of falling and shaking during long-term driving of the car, the purpose of clamping the wire is achieved. When the car is driving, the No. 1 motor 218 can be started to make the No. 1 motor 218 start working. The output shaft end of the No. 1 motor 218 rotates to drive one of the No. 2 rotating rods 214 to rotate. The rotation of one of the No. 2 rotating rods 214 causes the two No. 2 rotating rods 214 to rotate synchronously through the synchronous wheel and the synchronous belt. The rotation of the No. 2 rotating rod 214 drives the No. 1 bevel gear 215 to rotate. The rotation of the No. 1 bevel gear 215 drives the mutually meshed No. 2 bevel gear 216 to rotate. The rotation of the No. 2 bevel gear 216 drives the No. 1 rotating rod 212 to rotate. The rotation of the No. 1 rotating rod 212 drives the exhaust fan 213 to rotate. In conjunction with the air intake mesh plate 203, air convection can be formed in the lamp body 1. The No. 1 heat dissipation fin 201, the No. 2 heat dissipation fin 202 and the No. 3 heat dissipation fin 205 are used to transfer heat downward, and then discharged through the exhaust fan 213, thereby achieving the purpose of efficient heat dissipation.

[0043] When the LED lamp core 111 is used for a long time, dust will adhere to the outside. If it is not cleaned in time, it will affect its normal operation and normal lighting. At this time, the second motor 314 can be started to rotate the output shaft end of the second motor 314 to drive the third rotating rod 310 to rotate. The rotation of the third rotating rod 310 drives the first gear 311 to rotate. The rotation of the first gear 311 drives the second gear 312 that meshes with each other to rotate. The rotation of the second gear 312 drives one of the threaded sleeves 301 to rotate. One of the threaded sleeves 301 rotates through the same The step wheel and the synchronous belt make the two threaded sleeves 301 rotate. The rotation of the threaded sleeve 301 drives the threaded rod 302 to drive the No. 1 mounting frame 303 and the No. 2 mounting frame 307 to move up and down with the assistance of the auxiliary rod 306, thereby driving the mounting rod 304 to move. The movement of the mounting rod 304 drives the cleaning roller 305 to move. The cleaning roller 305 cleans the outside of the LED wick 111, which can automatically drive the cleaning roller 305 to wipe the outside of the LED wick 111 to avoid long-term accumulation of dust affecting its lighting effect, thereby achieving the purpose of automatic cleaning.

[0044] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. An LED automobile headlight, comprising a lamp body (1), characterized in that: The lamp body (1) comprises a lampshade mechanism (110), wherein the lampshade mechanism (110) is mounted above the lamp body (1); the lampshade mechanism (110) comprises an LED lamp core (111), wherein there are two LED lamp cores (111) in total, wherein the LED lamp cores (111) are mounted on both sides of the lamp body (1); a heat dissipation mechanism (2) is mounted inside the lamp body (1); a cleaning mechanism (3) is mounted outside the lamp body (1); a protection mechanism (4) is mounted at the bottom end of the lamp body (1); and a mounting mechanism (5) is mounted outside the lamp body (1).

2. The LED automobile headlight according to claim 1, characterized in that: The heat dissipation mechanism (2) comprises a first heat dissipation fin (201) and a second heat dissipation fin (202); the first heat dissipation fin (201) is mounted on the top of the inner wall of the lamp body (1); there are two second heat dissipation fins (202); the two second heat dissipation fins (202) are respectively mounted on both sides of the inner wall of the lamp body (1).

3. The LED automobile headlight according to claim 2, characterized in that: A heat-conducting metal tube (204) is installed in the lamp body (1), the heat-conducting metal tube (204) is installed between two LED lamp cores (111), the heat-conducting metal tube (204) is connected to a first heat dissipation fin (201), and air intake mesh plates (203) are installed on both sides of the lamp body (1).

4. The LED automobile headlight according to claim 1, characterized in that: Heat dissipation boxes (210) are installed on both sides of the lamp body (1), a mounting plate (211) is fixedly provided in the heat dissipation box (210), a first rotating rod (212) is rotatably inserted in the mounting plate (211), an exhaust fan (213) is fixedly provided at the end of the first rotating rod (212), a heat dissipation mesh plate (217) is fixedly provided on the inner wall of the heat dissipation box (210), a third heat dissipation fin (205) is installed in the lamp body (1), and the third heat dissipation fin (205) is located between the two heat dissipation boxes (210).

5. The LED automobile headlight according to claim 4, characterized in that: A second rotating rod (214) is rotatably inserted in the two heat dissipation boxes (210), a first bevel gear (215) is fixedly sleeved on the outer side of the second rotating rod (214), a second bevel gear (216) is fixedly provided at one end of the first rotating rod (212) away from the exhaust fan (213), the first bevel gear (215) and the second bevel gear (216) are meshed with each other, the two second rotating rods (214) are connected by a synchronous wheel and a synchronous belt transmission, a first motor (218) is installed on the top of one of the heat dissipation boxes (210), the output shaft end of the first motor (218) is inserted through the heat dissipation box (210) and is fixedly connected to the second rotating rod (214).

6. The LED automobile headlight according to claim 1, characterized in that: The cleaning mechanism (3) comprises a threaded sleeve rod (301), wherein there are two threaded sleeve rods (301) in total, wherein the threaded sleeve rods (301) are rotatably inserted into the lamp body (1), wherein a threaded rod (302) is inserted into the inner thread of the threaded sleeve rod (301), wherein a No. 1 mounting frame (303) is fixedly provided at the top end of each of the two threaded rods (302), wherein a mounting rod (304) is rotatably provided on the outer side of the No. 1 mounting frame (303), and a cleaning roller (305) is installed on the outer side of the mounting rod (304).

7. The LED automobile headlight according to claim 6, characterized in that: A third rotating rod (310) is rotatably inserted in the lamp body (1), a first gear (311) is fixedly sleeved on the outer side of the third rotating rod (310), a second gear (312) is fixedly sleeved on the outer side of the threaded sleeve rod (301), the first gear (311) and the second gear (312) are meshed with each other, and the two threaded sleeve rods (301) are connected by a synchronous wheel and a synchronous belt transmission, a protection box (313) is fixedly provided on the outer side of the lamp body (1), a second motor (314) is installed in the protection box (313), and the output shaft end of the second motor (314) is inserted through the lamp body (1) and fixedly connected to the third rotating rod (310).

8. The LED automobile headlight according to claim 7, characterized in that: The cleaning mechanism (3) comprises an auxiliary rod (306), wherein there are two auxiliary rods (306) in total, wherein the auxiliary rods (306) are movably inserted into the lamp body (1), wherein a No. 2 mounting frame (307) is fixedly provided at the top of the auxiliary rod (306), wherein the mounting rod (304) is rotatably connected to the No. 2 mounting frame (307), wherein a No. 1 protective tube (308) and a No. 2 protective tube (309) are fixedly provided on both sides of the lamp body (1) and are symmetrically distributed, wherein the two No. 1 protective tubes (308) are respectively located directly below the two threaded rods (302), and the two No. 2 protective tubes (309) are respectively located directly below the two auxiliary rods (306).

9. The LED automobile headlight according to claim 1, characterized in that: The protection mechanism (4) comprises a limit frame (401) and a telescopic rod (402), wherein the limit frame (401) and the telescopic rod (402) are both fixedly mounted on the bottom end of the lamp body (1), a lifting plate (403) is fixedly mounted on one end of the telescopic rod (402) away from the lamp body (1), the lifting plate (403) is movably inserted in the limit frame (401), a mounting groove (405) is formed on one side of the lifting plate (403) away from the lamp body (1), and the telescopic rod (402) is fixedly mounted on one end of the telescopic rod (402) away from the lamp body (1). 02) is provided with a compression spring (404) on the outside, the compression spring (404) is located between the lamp body (1) and the lifting plate (403), both sides of the inner wall of the limiting frame (401) are provided with limiting slideways (408), a clamping plate (407) is movably inserted on the outside of the limiting slideway (408), and an inclined plate (406) is fixedly provided at one end of the lifting plate (403) away from the lamp body (1), and the inclined plate (406) is movably inserted in the clamping plate (407).

10. The LED automobile headlight according to claim 1, characterized in that: The mounting mechanism (5) comprises a movable disk (501), the movable disk (501) is movably inserted on the outside of the lamp body (1), a fixed disk (504) is fixedly arranged on the outside of the lamp body (1), a symmetrically distributed rotating shaft (502) is rotatably arranged at the bottom end of the movable disk (501), a limiting plate (503) is fixedly arranged at one end of the rotating shaft (502) away from the movable disk (501), a symmetrically distributed square groove (505) is opened in the fixed disk (504), the rotating shaft (502) is movably inserted in the square groove (505), and the limiting plate (503) is located below the fixed disk (504).

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