LED automobile lamp

Abstract

The utility model relates to the technical field of automobile lamps, in particular to an LED automobile lamp which comprises a shell, an inner cavity is formed in the shell, an LED lamp assembly, a heat conduction assembly and a heat dissipation assembly are arranged in the inner cavity, and the heat conduction assembly is connected with the LED lamp assembly and the heat dissipation assembly. The LED lamp assembly comprises a rectangular lamp pole and a main electric plate, the rectangular lamp pole is electrically connected to the main electric plate, LED lamp beads are arranged on the four faces of the rectangular lamp pole respectively, and the included angle formed between the LED lamp beads on every two adjacent faces is 90 degrees. The shell is provided with hole sites corresponding to the LED lamp beads. According to the arrangement, the light source is arranged to be the rectangular lamp post, the LED lamp beads are arranged on the four faces of the rectangular lamp post respectively, the included angle formed between the LED lamp beads on every two adjacent faces is 90 degrees, the illumination angle can reach 360 degrees, no shadow is left after the light source is diffused, the light source is even, and the illumination effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile lamp, especially a LED automobile lamp. BACKGROUND

[0002] The type of automobile lamp usually includes LED automobile lamp and halogen automobile lamp. At present, the LED lamp bead assembly of the LED automobile lamp on the market usually uses single lamp bead or two lamp beads on the front and back as light source. The illumination angle of a single lamp bead can only be 90 degrees after diffusion, so the illumination angle of the light source composed of single lamp bead or two lamp beads on the front and back is small, and the light source will have shadows after diffusion, so that the light source is not uniform enough, resulting in unsatisfactory illumination effect.

[0003] A high-heat-dissipation LED automobile lamp is disclosed in the utility model patent with publication number CN218583034U, which comprises a pure aluminum radiator, a silent fan is arranged at the lower end of the pure aluminum radiator, a heat dissipation ring is arranged on the inner side of the pure aluminum radiator, a flow guide fan is arranged at the center of the heat dissipation ring, a connecting disc is arranged at the lower end of the flow guide fan, heat dissipation ribs are integrally formed on the inner ring side of the heat dissipation ring, heat conduction copper bars are welded on the upper side of the heat dissipation ring, the heat conduction copper bars are in inverted U shape, purple copper lamp plates are welded between the heat conduction copper bars, lamp beads are arranged on the purple copper lamp plates, the silent fan is connected with the connecting disc away from the blade end, and the heat conduction copper bars and the heat dissipation ring are filled with cooling liquid. The light source of the LED automobile lamp is composed of two lamp beads on the same side, the illumination angle is small, the light source will have shadows after diffusion, so that the light source is not uniform enough, and the illumination effect is poor.

[0004] Therefore, there is still room for improvement in the prior art. UTILITY MODEL CONTENTS

[0005] In order to solve the problem that the light source is composed of two lamp beads on the front and back in the prior art, the illumination angle is small, the light source is not uniform enough after diffusion, there are shadows, and the illumination effect is poor, the utility model provides a LED automobile lamp, which can make the light source emit light uniformly after diffusion and have better illumination effect.

[0006] In order to achieve the above-mentioned purpose, the technical scheme applied by the utility model is as follows:

[0007] A LED automobile lamp comprises a shell, an inner cavity is formed in the shell, an LED lamp assembly, a heat conduction assembly and a heat dissipation assembly are arranged in the inner cavity, the heat conduction assembly connects the LED lamp assembly and the heat dissipation assembly, the LED lamp assembly comprises a rectangular lamp column and a main electric plate, the rectangular lamp column is electrically connected to the main electric plate, LED lamp beads are arranged on the four sides of the rectangular lamp column, and the included angle between the LED lamp beads on two adjacent sides is 90 degrees, and a hole position corresponding to the LED lamp beads is arranged on the shell.

[0008] According to the scheme, the rectangular lamp post comprises a front lamp plate, a rear lamp plate, a right lamp plate and a left lamp plate, the front lamp plate, the rear lamp plate, the right lamp plate and the left lamp plate are arranged on the main electric plate to form a rectangular lamp post, and the outer walls of the front lamp plate, the rear lamp plate, the right lamp plate and the left lamp plate are respectively provided with an integral structure of a first lamp bead, a second lamp bead, a third lamp bead and a fourth lamp bead.

[0009] According to the scheme, the front lamp plate, the rear lamp plate, the right lamp plate and the left lamp plate are detachably plugged on the electric plate.

[0010] According to the scheme, the shell is formed with a rectangular column body, four openings, i.e. an opening one, an opening two, an opening three and an opening four are respectively arranged on the four faces of the rectangular column body, and the opening one, the opening two, the opening three and the opening four are respectively arranged corresponding to the first lamp bead, the second lamp bead, the third lamp bead and the fourth lamp bead.

[0011] According to the scheme, the inner walls of the front lamp plate, the rear lamp plate, the right lamp plate and the left lamp plate are cooperatively formed with a rectangular accommodating cavity, the heat conduction assembly comprises a rectangular heat conduction copper bar, the upper end of the rectangular heat conduction copper bar is located in the rectangular accommodating cavity, the four faces of the rectangular heat conduction copper bar are respectively arranged in close contact with the inner walls of the front lamp plate, the rear lamp plate, the right lamp plate and the left lamp plate, and the lower end of the rectangular heat conduction copper bar is fixed on the heat dissipation assembly after penetrating through the main electric plate.

[0012] According to the scheme, the heat dissipation assembly comprises a heat sink, a rectangular heat conduction hole is formed at the center position of the heat sink, the lower end of the rectangular heat conduction copper bar is fixed in the rectangular heat conduction hole after penetrating through the main electric plate, and the four faces of the rectangular heat conduction copper bar are respectively arranged in close contact with the four faces of the rectangular heat conduction hole.

[0013] According to the scheme, the heat sink is fixed on the inner wall of the shell, a plurality of heat dissipation fins are formed on the outer periphery of the heat sink, the outer edges of the plurality of heat dissipation fins are respectively abutted on the inner wall of the shell, and the shell is a high-temperature-resistant shell.

[0014] According to the scheme, the heat dissipation assembly further comprises a heat dissipation fan and a fixing seat, the fixing seat is fixed on the inner wall of the shell, the upper surface of the fixing seat is abutted on the heat sink, and the heat dissipation fan is rotatably installed on the lower surface of the fixing seat.

[0015] According to the scheme, the shell is provided with a wiring hole corresponding to the LED lamp assembly and the heat dissipation assembly, and the mounting seat is fixed on the outer wall of the shell.

[0016] According to the scheme, the shell comprises a left shell and a right shell, the left shell and the right shell are fixedly connected, and an inner cavity is formed between the left shell and the right shell; the left shell is provided with an upper heat dissipation hole one, a middle heat dissipation hole one and a lower heat dissipation hole one corresponding to the heat dissipation assembly, and the right shell is provided with an upper heat dissipation hole two, a middle heat dissipation hole two and a lower heat dissipation hole two corresponding to the heat dissipation assembly.

[0017] The utility model discloses beneficial effect has:

[0018] The utility model discloses thus setting, set up into rectangular shape lamp post with light source, be equipped with LED lamp pearl respectively on four faces of rectangular shape lamp post, and the included angle formed between LED lamp pearl on two adjacent faces is 90 degrees, and its illumination angle can reach 360 degrees, and light source will not have shadow after diffusion, make light source even, and the lighting effect is better. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is rectangular shape lamp post, main electric board and rectangular shape heat conduction copper bar assembly schematic diagram;

[0021] Figure 3 It is Figure 1 Rear view;

[0022] Figure 4 It is Figure 1 Bottom view;

[0023] Figure 5 It is Figure 1 Exploded view;

[0024] Figure 6 It is Figure 1 Positional cutaway view of A-A in middle.

[0025] In the drawing:

[0026] 1, left casing;11, upper heat dissipation hole one;12, middle heat dissipation hole one;13, lower heat dissipation hole one;2, right casing;21, upper heat dissipation hole two;22, middle heat dissipation hole two;23, lower heat dissipation hole two;31, opening one;32, opening two;33, opening three;34, opening four;35, wiring hole;4, mounting seat;5, headlamp plate;51, lamp pearl one;6, rear lamp plate;61, lamp pearl two;7, right lamp plate;71, lamp pearl three;8, left lamp plate;81, lamp pearl four;91, rectangular shape heat conduction copper bar;92, radiator;93, heat dissipation fan;94, fixing base;10, main electric board. DETAILED DESCRIPTION

[0027] The technical scheme of the utility model will be described below in combination with the drawings and examples.

[0028] As Figures 1 to 6The utility model discloses a LED car light, including the casing, the casing is shaped with the inner chamber in, is equipped with LED lamp subassembly, heat conduction subassembly and heat dissipation subassembly in the inner chamber, and heat conduction subassembly connects LED lamp subassembly and heat dissipation subassembly, the LED lamp subassembly includes rectangular shape light pole and main electric board 10, rectangular shape light pole electric connection is in main electric board 10, rectangular shape light pole's four faces are equipped with LED lamp pearl respectively, and the included angle formed between LED lamp pearl on adjacent two faces is 90 degrees, the casing is equipped with the hole site corresponding with LED lamp pearl arrangement. Set up like this, set up light source into rectangular shape light pole, rectangular shape light pole's four faces are equipped with LED lamp pearl respectively, and the included angle formed between LED lamp pearl on adjacent two faces is 90 degrees, and its illumination angle can reach 360 degrees, and light source will not leave shadow after diffusion, make light source even, and the illumination effect is better, specifically speaking, compared with prior art, increase the number of lamp pearl and adjust lamp pearl position to play the role of compensation or auxiliary light source.

[0029] Further, the rectangular shape light pole includes headlamp board 5, rear lamp board 6, right lamp board 7 and left lamp board 8, and the headlamp board 5, rear lamp board 6, right lamp board 7 and left lamp board 8 are cooperatively arranged on the main electric board 10 in the form of a rectangular shape light pole, and the outer walls of the headlamp board 5, rear lamp board 6, right lamp board 7 and left lamp board 8 are respectively provided with an integral structure of lamp pearl one 51, lamp pearl two 61, lamp pearl three 71 and lamp pearl four 81. In this way, the headlamp board 5, rear lamp board 6, right lamp board 7 and left lamp board 8 are cooperatively arranged in the form of a rectangular shape light pole, and the use effect is better. When one of the lamp boards is damaged, the other three lamp boards can still illuminate, and the lamp pearl one 51, lamp pearl two 61, lamp pearl three 71 and lamp pearl four 81 can illuminate different four surfaces respectively, so that the light source is even and the illumination effect is better.

[0030] In practical application, the headlamp board 5 and rear lamp board 6 are symmetrically arranged, and the right lamp board 7 and left lamp board 8 are symmetrically arranged.

[0031] Further, the headlamp board 5, rear lamp board 6, right lamp board 7 and left lamp board 8 are detachably inserted into the electric board 10. In this way, the assembly and disassembly are convenient, the plug-in connection is adopted to realize the fixation and electrical connection, and the maintenance is convenient in the later period. When one of the lamp boards is damaged and replaced, the other lamp boards will not interfere with each other.

[0032] Further, the housing is formed with a rectangular column, four surfaces of the rectangular column are respectively provided with opening one 31, opening two 32, opening three 33 and opening four 34, and opening one 31, opening two 32, opening three 33 and opening four 34 are respectively arranged corresponding to lamp bead one 51, lamp bead two 61, lamp bead three 71 and lamp bead four 81. In this way, the opening one 31, opening two 32, opening three 33 and opening four 34 are respectively arranged corresponding to the lamp bead one 51, lamp bead two 61, lamp bead three 71 and lamp bead four 81, which is very convenient, and the rectangular column occupies less space.

[0033] In practical application, according to different lighting requirements, the same number of single lamp beads or the same number of multiple lamp beads can be arranged on each surface.

[0034] Further, the inner walls of the front light plate 5, the rear light plate 6, the right light plate 7 and the left light plate 8 are cooperatively formed with a rectangular accommodating cavity, the heat conduction assembly includes a rectangular heat conduction copper bar 91, the upper end of the rectangular heat conduction copper bar 91 is located in the rectangular accommodating cavity, and the four surfaces of the rectangular heat conduction copper bar 91 are respectively arranged in close contact with the inner walls of the front light plate 5, the rear light plate 6, the right light plate 7 and the left light plate 8, and the lower end of the rectangular heat conduction copper bar 91 is fixed on the heat dissipation assembly after passing through the main electric board 10. In this way, the four surfaces of the rectangular heat conduction copper bar 91 are arranged in close contact with the inner walls of the front light plate 5, the rear light plate 6, the right light plate 7 and the left light plate 8, and the heat conduction effect is better.

[0035] In practical application, the upper ends of the front light plate 5, the rear light plate 6, the right light plate 7, the left light plate 8 and the rectangular heat conduction copper bar 91 are arranged flush, preferably, the rectangular heat conduction copper bar 91 is of solid structure, and the lower end thereof is welded with the heat dissipation assembly to form an integral structure, and the heat conduction effect is better.

[0036] Further, the heat dissipation assembly includes a heat sink 92, a rectangular heat conduction hole is formed at the center position of the heat sink 92, the lower end of the rectangular heat conduction copper bar 91 is fixed in the rectangular heat conduction hole after passing through the main electric board 10, and the four surfaces of the rectangular heat conduction copper bar 91 are arranged in close contact with the four surfaces of the rectangular heat conduction hole. In this way, the rectangular heat conduction hole is arranged in close contact with the four surfaces of the rectangular heat conduction copper bar 91 at the center position of the heat sink 92, and the heat conduction effect is better.

[0037] Preferably, the heat sink 92 is an aluminum heat sink.

[0038] Further, the heat sink 92 is fixed on the inner wall of the housing, a plurality of heat dissipation fins are formed on the outer periphery of the heat sink 92, the outer edges of the plurality of heat dissipation fins are respectively abutted on the inner wall of the housing, and the housing is a high-temperature-resistant housing. In this way, the heat dissipation effect of the heat sink 92 is more uniform and stable, and the housing is a high-temperature-resistant housing, which can prevent burns on hands when replacing the light plate and prevent burns on wires.

[0039] Further, the heat dissipation assembly further comprises a heat dissipation fan 93 and a fixing seat 94, the fixing seat 94 is fixed on the inner wall of the shell, and the upper surface of the fixing seat 94 abuts against the radiator 92, and the heat dissipation fan 93 is rotatably installed on the lower surface of the fixing seat 94. In this way, the heat dissipation fan 93 can further take away heat, and the heat dissipation effect and efficiency are higher. The heat dissipation fan 93 and the radiator 92 are spaced on the upper and lower surfaces of the fixing seat 94, the assembly is convenient, and the radiator 92 is not abraded when the heat dissipation fan 93 works.

[0040] In practical application, a plurality of perforations are arranged on the fixing seat 94 to facilitate airflow, and when the heat dissipation fan 93 operates, convection is formed between the plurality of heat dissipation holes to take away heat.

[0041] Further, the shell is provided with a wiring hole 35 corresponding to the LED lamp assembly and the heat dissipation assembly, and a mounting seat 4 is fixed on the outer wall of the shell. In this way, the structure is simple, and the assembly is convenient. The wiring hole 35 is used for wire routing, and the mounting seat 4 is used for fixing on the car.

[0042] Further, the shell comprises a left shell 1 and a right shell 2, the left shell 1 and the right shell 2 are fixedly connected, and an inner cavity is formed between the left shell 1 and the right shell 2; the left shell 1 is provided with an upper heat dissipation hole one 11, a middle heat dissipation hole one 12 and a lower heat dissipation hole one 13 corresponding to the heat dissipation assembly, and the right shell 2 is provided with an upper heat dissipation hole two 21, a middle heat dissipation hole two 22 and a lower heat dissipation hole two 23 corresponding to the heat dissipation assembly. In this way, the left shell 1 and the right shell 2 are fixed by bolts, which is convenient for disassembly and maintenance. The upper heat dissipation hole one 11, the middle heat dissipation hole one 12, the upper heat dissipation hole two 21 and the middle heat dissipation hole two 22 are respectively used for heat dissipation of the radiator 92, and the lower heat dissipation hole one 13 and the lower heat dissipation hole two 23 are used for taking out heat by the heat dissipation fan 93. Specifically, the upper heat dissipation hole one 11 and the upper heat dissipation hole two 21 are located on the position close to the upper surface of the radiator 92 on the shell, the middle heat dissipation hole one 12 and the middle heat dissipation hole two 22 are located on the position close to the outer edge of the radiator 92 on the side wall of the shell, and the lower heat dissipation hole one 13 and the lower heat dissipation hole two 23 are located on the position close to the heat dissipation fan 93 on the bottom of the shell.

[0043] In practical application, the upper heat dissipation hole one 11 and the upper heat dissipation hole two 21 are symmetrically arranged, the middle heat dissipation hole one 12 and the middle heat dissipation hole two 22 are symmetrically arranged, and the lower heat dissipation hole one 13 and the lower heat dissipation hole two 23 are symmetrically arranged, so that the heat dissipation is more uniform.

[0044] The embodiments of the present application are described above with reference to the drawings; however, the present application is not limited to the specific embodiments described above, but the specific embodiments described above are merely illustrative rather than restrictive, and a person of ordinary skill in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, and these all belong to the protection scope of the present application.

Claims

1. An LED automotive lamp characterized in that, The utility model relates to a LED lamp assembly, heat conduction assembly and heat dissipation assembly are set in the inner chamber of the shell, and the heat conduction assembly is connected with the LED lamp assembly and heat dissipation assembly. The LED lamp assembly includes a rectangular lamp column and a main electric board (10), the rectangular lamp column is electrically connected to the main electric board (10), and LED lamp beads are arranged on four surfaces of the rectangular lamp column respectively, and the included angle between the LED lamp beads on two adjacent surfaces is 90 degrees. The shell is provided with a hole position corresponding to the LED lamp beads. The rectangular lamp column includes a front light board (5), a rear light board (6), a right light board (7) and a left light board (8), the front light board (5), the rear light board (6), the right light board (7) and the left light board (8) are arranged on the main electric board (10) in cooperation to form a rectangular lamp column, and an integral structure of a first lamp bead (51), a second lamp bead (61), a third lamp bead (71) and a fourth lamp bead (81) is arranged on the outer wall of the front light board (5), the rear light board (6), the right light board (7) and the left light board (8) respectively.

2. The LED automotive lamp of claim 1, wherein: The front light board (5), the rear light board (6), the right light board (7) and the left light board (8) are detachably inserted into the main electric board (10).

3. The LED automotive lamp of claim 2, wherein: The shell is formed with a rectangular column body, and the rectangular column body is provided with an opening one (31), an opening two (32), an opening three (33) and an opening four (34) on four surfaces respectively, and the opening one (31), the opening two (32), the opening three (33) and the opening four (34) are arranged correspondingly to the first lamp bead (51), the second lamp bead (61), the third lamp bead (71) and the fourth lamp bead (81) respectively.

4. The LED automotive lamp of claim 2, wherein: The inner walls of the front light board (5), the rear light board (6), the right light board (7) and the left light board (8) are cooperatively formed with a rectangular accommodating cavity, the heat conduction assembly includes a rectangular heat conduction copper bar (91), the upper end of the rectangular heat conduction copper bar (91) is located in the rectangular accommodating cavity, and the four surfaces of the rectangular heat conduction copper bar (91) are tightly arranged on the inner walls of the front light board (5), the rear light board (6), the right light board (7) and the left light board (8) respectively, and the lower end of the rectangular heat conduction copper bar (91) is fixed on the heat dissipation assembly after penetrating through the main electric board (10).

5. The LED automotive lamp of claim 2, wherein: The heat dissipation assembly includes a heat dissipation fan (93) and a fixing seat (94), the fixing seat (94) is fixed on the inner wall of the shell, and the upper surface of the fixing seat (94) abuts against the heat dissipation device (92), and the heat dissipation fan (93) is rotatably installed on the lower surface of the fixing seat (94).

6. The LED vehicle lamp of claim 5, wherein: The heat dissipation assembly further includes a heat dissipation fan (93) and a fixing seat (94), the fixing seat (94) is fixed on the inner wall of the shell, and the upper surface of the fixing seat (94) abuts against the heat dissipation device (92), and the heat dissipation fan (93) is rotatably installed on the lower surface of the fixing seat (94).

7. The LED automotive lamp of claim 6, wherein: ​ 8. The LED vehicle lamp of claim 6, wherein: ​ 9. The LED automotive lamp of claim 2, wherein: The shell is provided with a wiring hole (35) corresponding to the LED lamp assembly and the heat dissipation assembly.

10. The LED automotive lamp of claim 2, wherein: The shell comprises a left shell (1) and a right shell (2), the left shell (1) and the right shell (2) are fixedly connected, and an inner cavity is formed between the left shell (1) and the right shell (2); the left shell (1) is provided with an upper heat dissipation hole (11), a middle heat dissipation hole (12) and a lower heat dissipation hole (13) corresponding to the heat dissipation assembly, and the right shell (2) is provided with an upper heat dissipation hole (21), a middle heat dissipation hole (22) and a lower heat dissipation hole (23) corresponding to the heat dissipation assembly.

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