A car headlight

Abstract

The present invention proposes a car headlight, which relates to the technical field of automobile accessories. By adopting a lens, a frame, a reflective bowl and a light source switching component connected in sequence, the reflective bowl is provided with a dimming component capable of adjusting and switching the high and low lights, the light source switching component includes a light source and a heat dissipation structure connected to each other, the heat dissipation structure includes a heat dissipation bracket, a heat dissipation fan and a driving plate connected in sequence, the heat dissipation bracket is installed with a light source, the heat dissipation bracket includes a contact plate and a heat sink, both ends of the contact plate are provided with a mounting portion, the mounting portion is provided with a first mounting hole, the first mounting hole is detachably connected to the reflective bowl, two first adjustment slots are symmetrically provided on the outside of the first mounting hole, the two first adjustment slots extend outward along the center of the first mounting hole respectively, the driving plate includes a connecting rod, and the connecting rod is clamped with the reflective bowl, which has the beneficial effect of convenient light source replacement.

Description

Technical Field

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

[0002] Headlights refer to the lamps on vehicles. They are the tools for lighting the road at night and also the tools for issuing various driving signals. Headlights are generally divided into headlights, taillights, turn signals, etc.

[0003] Car headlights, also known as car headlamps and car LED daytime running lights, are used to illuminate the road in front of the car and the surrounding scenery so that the driver can drive safely. As the eyes of the car, they are not only related to the external image of a car owner, but are also closely related to safe driving at night or in bad weather conditions.

[0004] Car headlights can be divided into halogen lamps, xenon lamps or LED lamps according to the light source. In the prior art, the light source type of car headlights is often determined during installation, which limits the type and intensity of light. In addition, the structure of car headlights is relatively complex. If the owner wants to change the light source type or increase the intensity of the headlights, the car headlights in the prior art are difficult to modify, resulting in certain limitations in use. Therefore, the prior art still has some deficiencies and needs to be improved. Summary of the invention

[0005] The object of the present invention is to provide a car headlight which can provide a solution to the above-mentioned problem and has the beneficial effect of facilitating the replacement of the light source.

[0006] The embodiment of the present invention is achieved as follows:

[0007] An embodiment of the present application provides an automobile headlight, which includes a lens, a frame, a reflective bowl and a light source switching assembly connected in sequence, the reflective bowl is provided with a dimming assembly capable of adjusting and switching high and low light, the light source switching assembly includes a light source and a heat dissipation structure connected to each other, the heat dissipation structure includes a heat dissipation bracket, a heat dissipation fan and a drive plate connected in sequence, the heat dissipation bracket is installed with a light source, the heat dissipation bracket includes a contact plate and a heat sink, both ends of the contact plate are provided with a mounting portion, the mounting portion is provided with a first mounting hole, the first mounting hole is detachably connected to the reflective bowl, two first adjustment slots are symmetrically provided on the outside of the first mounting hole, the two first adjustment slots respectively extend outward along the center of the first mounting hole, and the drive plate includes a connecting rod, which is clamped with the reflective bowl.

[0008] In some embodiments of the present invention, the contact plate is further provided with a second mounting hole, the second mounting hole is provided with an opening, and the second mounting hole is clamped with the reflective bowl.

[0009] In some embodiments of the present invention, the number of the second mounting holes is two, and the two second mounting holes are arranged diagonally.

[0010] In some embodiments of the present invention, the contact plate is provided with a light source mounting member, the light source mounting member comprises a first clamping plate and a second clamping plate, and the light source is mounted between the first clamping plate and the second clamping plate.

[0011] In some embodiments of the present invention, the four corners of the driving plate are provided with connection holes, and any two connection holes are provided with extended connection columns, which are connected to the cooling fan.

[0012] In some embodiments of the present invention, the driving plate is provided with an extension end, a connecting rod is provided at the extension end, the connecting rod is provided with a right angle portion, the right angle portion is clamped with the reflection bowl, and the end of the right angle portion is connected to the contact plate.

[0013] In some embodiments of the present invention, the above-mentioned reflective bowl is provided with a third mounting hole, a clamping column and a clamping groove. The third mounting hole is cooperatively connected with the first mounting hole, the clamping column is clamped with the second mounting hole, and the clamping groove is clamped with the right-angle portion. Two second adjustment groove bodies are symmetrically arranged on the outside of the third mounting hole, and the two second adjustment groove bodies extend outward along the center of the third mounting hole respectively.

[0014] In some embodiments of the present invention, the first mounting hole and the third mounting hole are arranged in a cross shape.

[0015] In some embodiments of the present invention, the dimming component includes an electromagnet and a light shielding plate, and the electromagnet and the light shielding plate are adsorbed and connected.

[0016] In some embodiments of the present invention, the reflective bowl is provided with a plurality of heat dissipation plates.

[0017] Compared with the prior art, the embodiments of the present invention have at least the following advantages or beneficial effects:

[0018] The embodiment of the present invention includes a lens, a frame, a reflective bowl and a light source switching assembly connected in sequence. The lens is installed on the frame to gather and emit the light emitted from the reflective bowl, so that the lighting effect is clearer; the reflective bowl is provided with a dimming assembly that can adjust and switch the high and low beams to achieve the switching of the high beam and low beam of this product; the light source switching assembly includes a light source and a heat dissipation structure connected to each other. When the light source is working normally, the heat dissipation structure dissipates the heat generated by the light source to ensure that the light source can work normally for a long time; the heat dissipation structure includes a heat dissipation bracket, a heat dissipation fan and a driving plate connected in sequence. The light source is installed on the heat dissipation bracket, and the heat dissipation bracket fixes the light source and performs preliminary heat dissipation; the heat dissipation bracket includes a contact plate and a heat sink, and both ends of the contact plate are provided with a mounting portion, and the mounting portion is provided with a first mounting hole. The first mounting hole is detachably connected to the reflective bowl, so that the reflective bowl can be detachably connected to a variety of different light source switching assemblies, so that the car owner can select and modify the lighting type and light intensity according to actual driving needs, and has good convenience The heat sink bracket is connected to the reflective bowl, and when the light source emits light, the front of the car is illuminated by the reflective bowl; the heat sink makes the overall structure of the heat sink bracket more breathable, and improves the heat dissipation effect of the light source; the heat dissipation fan is connected to the heat sink bracket, and the heat dissipation effect of the light source can be further improved by the rotation of the heat dissipation fan; the drive plate is connected to the heat dissipation fan and the power supply in the car at the same time, and transmits power to the heat dissipation fan and the light source; the outside of the first mounting hole is symmetrically provided with two first adjustment slots, and the two first adjustment slots extend outward along the center of the first mounting hole respectively. The first mounting hole is detachably connected to the reflective bowl through fasteners such as screws or bolts. The setting of the first adjustment slot can make it more convenient for the heat sink bracket to be detachably connected to the reflective bowl through the first mounting hole, and the installation is faster; the drive plate includes a connecting rod, and the connecting rod is clamped with the reflective bowl, so that the connection between the entire light source switching assembly and the reflective bowl is more stable, and the connection between the connecting rod and the reflective bowl is a clamping connection, which further improves the convenience of the detachability of the light source switching assembly. Therefore, the embodiment of the present invention has the beneficial effect of convenient light source replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 A schematic diagram of a car headlight provided by an embodiment of the present invention;

[0021] Figure 2A schematic diagram of a lens provided in an embodiment of the present invention;

[0022] Figure 3 A schematic diagram of a frame provided by an embodiment of the present invention;

[0023] Figure 4 A schematic diagram of a light blocking sheet provided in an embodiment of the present invention;

[0024] Figure 5 A schematic diagram of a light source mounting member provided in an embodiment of the present invention;

[0025] Figure 6 A schematic diagram of a contact plate provided by an embodiment of the present invention;

[0026] Figure 7 A schematic diagram of a light source switching component provided by an embodiment of the present invention;

[0027] Figure 8 Schematic diagram of a driving board provided by an embodiment of the present invention:

[0028] Fig. 9 A schematic diagram of a reflective bowl provided in an embodiment of the present invention.

[0029] Icons: 100-lens, 200-mirror frame, 300-reflection bowl, 310-third mounting hole, 311-second adjustment slot, 320-clamping column, 330-electromagnet, 340-light shield, 350-heat sink, 360-clamping slot, 400-light source switching assembly, 410-light source, 421-contact plate, 4211-first clamping plate, 4212-second clamping plate, 422-heat sink, 423-mounting portion, 424-first mounting hole, 425-first adjustment slot, 426-second mounting hole, 427-opening, 430-cooling fan, 440-driving plate, 441-connecting rod, 4411-right angle portion, 442-connecting hole, 4421-extended connecting column, 443-extension end. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0031] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. 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.

[0032] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0033] In the description of the embodiments of the present invention, it should be noted that if the terms "center", "upper", "horizontal", "inside", "outside", etc. indicate an orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship in which the invented product is usually placed when in use, it is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0034] In the description of the embodiments of the present invention, "plurality" means at least 2.

[0035] In the description of the embodiments of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "setting", "installation" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] Example

[0037] Please refer to Figures 1 to 9, as shown in the figure, this embodiment provides a car headlight, which includes a lens 100, a frame 200, a reflection bowl 300 and a light source switching assembly 400 connected in sequence. The lens 100 is installed on the frame 200 to focus and emit the light emitted from the reflection bowl 300, so that the lighting effect is clearer; the reflection bowl 300 is provided with a dimming assembly that can adjust and switch the high and low beams of the light to achieve the switching of the high and low beams of this product; the light source switching assembly 400 includes a light source 410 and a heat dissipation structure connected to each other. When the light source 410 works normally, the heat dissipation structure dissipates the heat generated by the light source 410 to ensure that the light source 410 can work normally for a long time; the heat dissipation structure includes a light source 410 connected in sequence The heat dissipation bracket, the heat dissipation fan 430 and the driving plate 440 are provided, and the light source 410 is installed on the heat dissipation bracket. The heat dissipation bracket fixes and installs the light source 410 and performs preliminary heat dissipation at the same time; the heat dissipation bracket includes a contact plate 421 and a heat sink 422. Both ends of the contact plate 421 are provided with mounting parts 423. The mounting part 423 is provided with a first mounting hole 424. Fasteners such as bolts can be installed in the first mounting hole 424 to achieve a detachable connection with the reflection bowl 300, so that the reflection bowl 300 can be disassembled and assembled with a variety of different light source switching components 400, so that the owner can select and modify the lighting type and light intensity according to the actual driving needs, which has good convenience. ; At the same time, the setting of the first mounting hole 424 also enables the heat dissipation bracket and the reflection bowl 300 to be detachably connected together. When the light source 410 emits light, the reflection bowl 300 is used to illuminate the front of the car; the heat sink 422 makes the overall structure of the heat dissipation bracket more breathable, thereby improving the heat dissipation effect of the light source 410; the heat dissipation fan 430 is connected to the heat dissipation bracket, and the heat dissipation effect of the light source 410 can be further improved by rotating the heat dissipation fan 430; the driving plate 440 is simultaneously connected to the heat dissipation fan 430 and the power supply in the car to transmit power to the heat dissipation fan 430 and the light source 410; two first adjustment slots 425 are symmetrically arranged on the outside of the first mounting hole 424, and the two first adjustment slots 425 are symmetrically arranged on the outside of the first mounting hole 424. The first adjustment slots 425 extend outward along the center of the first mounting hole 424, and the first mounting hole 424 is detachably connected to the reflective bowl 300 by fasteners such as screws or bolts. The setting of the first adjustment slots 425 can make it more convenient for the heat dissipation bracket to be detachably connected to the reflective bowl 300 through the first mounting hole 424, and the installation is faster; the driving plate 440 includes a connecting rod 441, and the connecting rod 441 is snap-connected with the reflective bowl 300, so that the connection between the entire light source switching assembly 400 and the reflective bowl 300 is more stable. At the same time, the connection between the connecting rod 441 and the reflective bowl 300 is a snap-connected connection, which further improves the convenience of the detachable light source switching assembly 400.

[0038] It should be noted that the light source 410 can be an LED lamp, and the light color can be freely selected within 1800k-10000k.

[0039] In some embodiments of the present invention, the contact plate 421 is further provided with a second mounting hole 426, and the second mounting hole 426 is provided with an opening 427. Figure 7 As shown; the second mounting hole 426 is engaged with the reflective bowl 300. The second mounting hole 426 is engaged with the engaging post 320 provided on the reflective bowl 300, which is convenient for disassembly and assembly; the opening 427 provided on the second mounting hole 426 can make it more convenient to engage the engaging post 320, further enhancing the convenience of disassembly and assembly of the light source switching assembly 400 and the reflective bowl 300, and making it convenient for the car owner to replace the light source switching assembly 400.

[0040] In some embodiments of the present invention, the contact plate 421 is provided with a light source mounting member, the light source mounting member includes a first clamping plate 4211 and a second clamping plate 4212, and the light source 410 is mounted between the first clamping plate 4211 and the second clamping plate 4212. Figure 7 As shown. By installing and fixing the first clamping member and the second clamping member, the light source 410 is basically kept in a horizontal installation state, so that the installation state of the light source 410 is stable, and even if there is a bump during driving, the light emission of the light source 410 will not be affected, so that the light emitted by the light source 410 stably passes through the reflective bowl 300, and finally passes through the lens 100 installed on the frame 200, illuminating the road in front of the vehicle, ensuring that the driver has a clear field of vision and safe driving.

[0041] In some embodiments of the present invention, the number of the second mounting holes 426 is two, and the two second mounting holes 426 are arranged diagonally, such as Figure 6 The second mounting hole 426 is engaged with the clamping column 320 provided on the reflective bowl 300, and the two second mounting holes 426 arranged diagonally can realize the stable connection between the contact plate 421 and the reflective bowl 300. At the same time, since there are only two second mounting holes 426 and the clamping column 320, the contact area between the reflective bowl 300 and the contact plate 421 can be ensured not to be too large while ensuring a stable connection, which is beneficial to the heat dissipation of the light source 410, and the structural design is reasonable and has good practicality.

[0042] In some embodiments of the present invention, the four corners of the driving plate 440 are provided with connection holes 442, and any two connection holes 442 are provided with extended connection columns 4421, and the extended connection columns 4421 are connected to the cooling fan 430. Figure 6 and Figure 7 The extended connection column 4421 leaves a certain gap between the driving plate 440 and the cooling fan 430, and two extended connection columns 4421 are connected to the cooling fan 430 to ensure the connection stability between the driving plate 440 and the cooling fan 430; the remaining two connection holes 442 are used to connect to the interior of the car.

[0043] It should be noted that, in the above embodiment, the two extended connecting posts 4421 are arranged diagonally. Figure 8 As shown; and the two extended connecting columns 4421 and the two second mounting holes 426 are arranged at staggered positions, so that the entire light source switching assembly 400 has better mechanical structure, and when connected to the front end of the vehicle body, the installation of this product is more stable and the structural design is reasonable.

[0044] In some embodiments of the present invention, the driving plate 440 is provided with an extension end 443, and the connecting rod 441 is provided at the extension end 443, so that the connecting rod 441 maintains a certain gap with the side edges of the cooling fan 430 and the contact plate 421, such as Figure 7 and Figure 8 As shown, air can circulate and the heat dissipation effect is improved; the connecting rod 441 is provided with a right angle portion 4411, which is engaged with the reflective bowl 300, further improving the connection stability and the convenience of disassembly and assembly between the light source switching assembly 400 and the reflective bowl 300; the end of the right angle portion 4411 is connected to the contact plate 421 to ensure that the connection between the driving plate 440 and the contact plate 421 is stable, and the overall structure of the light source switching assembly 400 is stable. When the light source switching assembly 400 needs to be replaced, the entire light source switching assembly 400 can be separated from the reflective bowl 300 by directly pulling the driving plate 440, which is very convenient to disassemble.

[0045] In some embodiments of the present invention, Fig. 9As shown, the above-mentioned reflective bowl 300 is provided with a third mounting hole 310, a clamping column 320 and a clamping groove 360. The third mounting hole 310 is matched with the first mounting hole 424, and the mounting bolts are inserted into the first mounting hole 424 and the third mounting hole 310 to achieve the preliminary connection between the contact plate 421 and the reflective bowl 300; the clamping column 320 is clamped with the second mounting hole 426, which can make the connection between the contact plate 421 and the reflective bowl 300 more accurate and stable, and ensure the accurate position of the connection between the contact plate 421 and the reflective bowl 300; the clamping groove 360 ​​is clamped with the right-angle portion 4411, which plays a positioning role, that is, when the right-angle portion 4411 is successfully clamped into the clamping groove 360, it means that the contact plate 421 is properly clamped. The installation state of the plate 421 and the emitting bowl is correct; two second adjustment slots 311 are symmetrically arranged on the outside of the third mounting hole 310, and the two second adjustment slots 311 extend outward along the center of the third mounting hole 310 respectively; when the installation state of the contact plate 421 and the reflection bowl 300 is not completely accurate, even if the first mounting hole 424 and the third mounting hole 310 have been connected by fasteners, the setting of the first adjustment slot 425 and the second adjustment slot 311 can enable the contact plate 421 to rotate at a certain angle, so that the contact plate 421 can be adjusted to an installation state that is completely in fit with the edge of the reflection bowl 300, ensuring that the clamping of the right-angle portion 4411 on the connecting rod 441 can be completed smoothly.

[0046] In some embodiments of the present invention, the first mounting hole 424 and the third mounting hole 310 are arranged in a cross shape. When the installation state of the contact plate 421 and the reflective bowl 300 is accurate, the first mounting hole 424 and the third mounting hole 310 are arranged in a cross shape; when the installation state of the contact plate 421 and the reflective bowl 300 is inaccurate, the contact plate 421 can be adjusted by adjusting the arrangement state of the first adjustment slot 425 and the second adjustment slot 311, which has good practicality and can ensure that the installation state of the contact plate 421 and the reflective bowl 300 is accurate.

[0047] In some embodiments of the present invention, the dimming component includes an electromagnet 330 and a light shielding sheet 340, and the electromagnet 330 and the light shielding sheet 340 are adsorbed and connected, such as Figure 4 and 9 When the electromagnet 330 is powered on, it can attract the light shielding sheet 340 to move, so that the light shielding sheet 340 blocks a part of the light reflected by the reflective bowl 300, so that the light source 410 finally radiates the low beam through the lens 100, and illuminates the road surface nearer, which is convenient for the driven vehicle to return with other vehicles; when the electromagnet 330 is powered off, the light shielding sheet 340 is reset, and the light reflected by the reflective bowl 300 will no longer be blocked, so that the light source 410 finally radiates the high beam through the lens 100, which is convenient for the driver to drive and ensures driving safety.

[0048] In some embodiments of the present invention, the reflective bowl 300 is provided with a plurality of heat dissipation plates 350, such as Figure 1 A plurality of heat sinks 350 are provided, and gaps are left between the plurality of heat sinks 350 , which can effectively reduce the heat inside the reflective bowl 300 and ensure the service life of the product.

[0049] How car headlights work:

[0050] After being installed on the vehicle body, the driving board 440 in the light source switching assembly 400 connects the power supply of the vehicle body to the cooling fan 430, the light source 410 and the electromagnet 330; when driving at night, the cooling fan 430 starts working while the light source 410 emits light, thereby increasing the speed of heat dissipation; when the vehicle meets other vehicles, the electromagnet 330 is energized to attract the light blocking sheet 340 to move, so that the light blocking sheet 340 blocks a part of the light reflected by the reflection bowl 300, so that the light finally radiates the low beam through the lens 100; when driving normally, the electromagnet 330 is powered off, the light blocking sheet 340 is reset, and the light reflected by the reflection bowl 300 will no longer be blocked, so that the light finally radiates the high beam through the lens 100, which is convenient for the driver to drive and ensures driving safety. When the light source 410 needs to be replaced, the light source switching assembly 400 can be directly replaced as a whole. The light source switching assembly 400 is detachably connected to the reflective bowl 300 through the first mounting hole 424 and the second mounting hole 426 set on the contact plate 421 and the connecting rod 441 set on the driving plate 440. The disassembly is convenient, making the switching of the light source 410 very convenient; or the light source 410 installed on the first clamping plate 4211 and the second clamping plate 4212 can be directly disassembled and replaced.

[0051] In summary, an embodiment of the present invention provides a car headlight, which includes a lens 100, a frame 200, a reflective bowl 300 and a light source switching assembly 400 connected in sequence. The lens 100 is installed on the frame 200 to focus and emit the light emitted from the reflective bowl 300, so that the lighting effect is clearer; the reflective bowl 300 is provided with a dimming assembly that can adjust and switch the high and low lights, and the dimming assembly includes an electromagnet 330 and a light blocking sheet 340, and the electromagnet 330 and the light blocking sheet 340 are adsorbed and connected. When the electromagnet 330 is powered on, the light shielding sheet 340 can be attracted to move, so that the light shielding sheet 340 blocks a part of the light reflected by the reflective bowl 300, so that the light source 410 finally radiates the low beam through the lens 100, and illuminates the road surface nearer, which is convenient for the driven vehicle to return with other vehicles; when the electromagnet 330 is powered off, the light shielding sheet 340 is reset, and the light reflected by the reflective bowl 300 will no longer be blocked, so that the light source 410 finally radiates the high beam through the lens 100, which is convenient for the driver to drive and ensure driving safety; the light source switching component 400 includes the light sources 410 connected to each other and When the light source 410 is working normally, the heat dissipation structure dissipates the heat generated by the light source 410 to ensure that the light source 410 can work normally for a long time; the light source 410 can select an LED lamp, and the light color can be selected at will within 1800k-10000k; the heat dissipation structure includes a heat dissipation bracket, a heat dissipation fan 430 and a drive plate 440 connected in sequence, and the reflective bowl 300 is provided with a third mounting hole 310, a clamping column 320 and a clamping groove 360, and the third mounting hole 310 is connected to the first mounting hole 424 in coordination; the light source 410 is installed on the heat dissipation bracket, and the heat dissipation bracket The light source 410 is fixedly installed and preliminary heat dissipation is performed at the same time; the heat dissipation bracket includes a contact plate 421 and a heat sink 422, and mounting portions 423 are provided at both ends of the contact plate 421, and the mounting portion 423 is provided with a first mounting hole 424, and the mounting bolt is inserted into the first mounting hole 424 and the third mounting hole 310 to achieve preliminary connection between the contact plate 421 and the reflective bowl 300; the clamping column 320 is clamped with the second mounting hole 426, so that the connection between the contact plate 421 and the reflective bowl 300 can be more accurate and stable, ensuring that the position of the connection between the contact plate 421 and the reflective bowl 300 is accurate; The snap-in slot 360 is snap-fitted with the right-angle portion 4411, which plays a positioning role. That is, when the right-angle portion 4411 is successfully snap-fitted into the snap-in slot 360, it indicates that the installation state of the contact plate 421 and the emitting bowl is correct; the heat sink 422 makes the overall structure of the heat dissipation bracket more breathable, thereby improving the heat dissipation effect of the light source 410; the heat dissipation fan 430 is connected to the heat dissipation bracket, and the heat dissipation effect of the light source 410 can be further improved through the rotation of the heat dissipation fan 430; the driving plate 440 is simultaneously connected to the heat dissipation fan 430 and the power supply in the car, and transmits power to the heat dissipation fan 430 and the light source 410;Two first adjustment slots 425 are symmetrically arranged outside the first mounting hole 424, and the two first adjustment slots 425 extend outward along the center of the first mounting hole 424 respectively. Two second adjustment slots 311 are symmetrically arranged outside the third mounting hole 310, and the two second adjustment slots 311 extend outward along the center of the third mounting hole 310 respectively. When the installation state of the contact plate 421 and the reflective bowl 300 is not completely accurate, even if the first mounting hole 424 and the third mounting hole 310 have been connected by fasteners, the arrangement of the first adjustment slot 425 and the second adjustment slot 311 can enable the contact plate 421 to rotate at a certain angle, so that the contact plate 421 can be adjusted to an installation state that is completely in contact with the edge of the reflective bowl 300, ensuring that the snap-in of the right-angle portion 4411 on the connecting rod 441 can be completed smoothly; when the light source 410 needs to be replaced, the light source switching assembly 400 can be directly replaced as a whole. The light source switching assembly 400 is detachably connected to the reflective bowl 300 through the first mounting hole 424, the second mounting hole 426 set on the contact plate 421 and the connecting rod 441 set on the driving plate 440. The disassembly is convenient, making the switching of the light source 410 very convenient; or the light source 410 installed on the first clamping plate 4211 and the second clamping plate 4212 can be directly disassembled and replaced. The above is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention. ;

Claims

1. A car headlight, characterized in that: It comprises a lens, a frame, a reflective bowl and a light source switching assembly connected in sequence, the reflective bowl is provided with a dimming assembly capable of adjusting and switching high and low lights, the light source switching assembly comprises a light source and a heat dissipation structure connected to each other, the heat dissipation structure comprises a heat dissipation bracket, a heat dissipation fan and a driving plate connected in sequence, the light source is mounted on the heat dissipation bracket, the heat dissipation bracket comprises a contact plate and a heat sink, both ends of the contact plate are provided with a mounting portion, the mounting portion is provided with a first mounting hole, the first mounting hole is detachably connected to the reflective bowl, two first adjustment slots are symmetrically provided on the outside of the first mounting hole, the two first adjustment slots respectively extend outward along the center of the first mounting hole, the driving plate comprises a connecting rod, and the connecting rod is clamped with the reflective bowl; The contact plate is further provided with a second mounting hole, the second mounting hole is provided with an opening, and the second mounting hole is clamped with the reflective bowl; The reflective bowl is provided with a plurality of heat dissipation plates.

2. The automobile headlight according to claim 1, characterized in that: The number of the second mounting holes is two, and the two second mounting holes are arranged diagonally.

3. The automobile headlight according to claim 2, characterized in that: The contact plate is provided with a light source mounting member, and the light source mounting member includes a first clamping plate and a second clamping plate, and the light source is mounted between the first clamping plate and the second clamping plate.

4. The automobile headlight according to claim 3, characterized in that: The four corners of the driving plate are all provided with connection holes, and any two of the connection holes are provided with extended connection columns, and the extended connection columns are connected to the heat dissipation fan.

5. The automobile headlight according to claim 4, characterized in that: The driving plate is provided with an extension end, the connecting rod is provided at the extension end, the connecting rod is provided with a right angle portion, the right angle portion is clamped with the reflection bowl, and the end of the right angle portion is connected with the contact plate.

6. The automobile headlight according to claim 5, characterized in that: The reflective bowl is provided with a third mounting hole, a clamping column and a clamping groove. The third mounting hole is cooperatively connected with the first mounting hole, the clamping column is clamped with the second mounting hole, and the clamping groove is clamped with the right-angle portion. Two second adjustment groove bodies are symmetrically provided on the outside of the third mounting hole, and the two second adjustment groove bodies extend outward along the center of the third mounting hole respectively.

7. The automobile headlight according to claim 6, characterized in that: The first mounting hole and the third mounting hole are arranged in a cross shape.

8. The automobile headlight according to any one of claims 1 to 7, characterized in that: The dimming component comprises an electromagnet and a light shielding plate, and the electromagnet and the light shielding plate are adsorbed and connected.

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