Headlamp of electric bicycle

Abstract

The utility model discloses an electric bicycle headlight which is characterized in that a reflecting lamp cup is arranged inside a barrel cavity, a lens is fixed at a front-end barrel opening of a lamp barrel, a ring is fixedly connected with the outer wall of the front-end barrel opening of the lamp barrel, the inner wall of a cavity opening of the barrel cavity is fixedly connected with the reflecting lamp cup, and the reflecting lamp cup is integrally formed; the reflecting lamp cup comprises a central funnel-shaped light reflecting cup and a V-shaped outer ring reflecting cup, and a central funnel-shaped light reflecting cavity and a V-shaped outer ring reflecting cavity are correspondingly formed in the reflecting lamp cup; the V-shaped outer ring reflection cavity surrounds the central funnel-shaped light reflection cavity; a central main illumination LED lamp is fixed in the center of the bottom of the central funnel-shaped light reflection cavity; an outer ring auxiliary lighting LED lamp is fixed to the bottom of the V-shaped outer ring reflection cavity in a surrounding mode. The central funnel-shaped light reflection cavity and the V-shaped outer ring reflection cavity of the product are independent from each other to form a double-cavity reflection cup, optical crosstalk is avoided, light source reflection between external light irradiation does not influence each other, and the reflection illumination effect of the central main illumination LED lamp and the outer ring auxiliary illumination LED lamp is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bicycle lamp especially relates to a headlamp of electric bicycle. BACKGROUND

[0002] 1、China patent announcement number: CN221375462U, discloses a kind of electric bicycle lighting lamp with strong sealing, including lighting lamp body (1), the outer wall of the lighting lamp body (1) is provided with lower lampshade (2), the top of the lower lampshade (2) is provided with upper lampshade (3), the inside of the upper lampshade (3) is embedded with light-transmitting lens (4), the inner wall of the upper lampshade (3) is fixedly connected with first connecting ring (6), the outer wall of the lower lampshade (2) is fixedly connected with second connecting ring (7), the bottom of the first connecting ring (6) is fixedly connected with circular sealing pipe (8), the inside of the second connecting ring (7) is provided with circular sealing groove (9) matched with circular sealing pipe (8), the outer wall of the circular sealing pipe (8) is fixedly connected with O-shaped sealing ring (10), the bottom of the upper lampshade (3) is fixedly connected with conical sealing pipe (11), the top outer wall of the lower lampshade (2) is provided with conical sealing groove (13) matched with conical sealing pipe (11), the outer wall of the conical sealing pipe (11) is fixedly connected with rubber sealing lip (12), the outer wall of the upper lampshade (3) is provided with hidden groove (14), the inside of the hidden groove (14) is provided with waterproof screw (15) penetratingly, the waterproof screw (15) and the threaded hole inside lower lampshade (2) are connected together in screw thread.

[0003] The above-mentioned electric bicycle lighting lamp only has one central lighting, the lighting power is fixed, cannot adjust brightness, cannot adjust light area, cannot adjust the diameter of external irradiation light column, etc.

[0004] 2、China patent announcement number: CN220743237U, discloses a kind of electric bicycle combination lamp convenient to detach, including upper half fixed ring cover (11), the bottom surface of the upper half fixed ring cover (11) is hinged with lower half fixed ring cover (10) by pin shaft, the left side of the upper half fixed ring cover (11) is fixedly installed with first fixed block (7), the upper surface of the first fixed block (7) is provided with first through-hole (16), the left side of the lower half fixed ring cover (10) is fixedly installed with second fixed block (8), the upper surface of the second fixed block (8) is provided with screw groove (9), the outside of the first fixed block (7) is equipped with fastening bolt (15), the bottom end of the fastening bolt (15) penetrates first through-hole (16) and is connected with the inner wall of screw groove (9) in screw thread.

[0005] The above-mentioned electric bicycle combination lamp convenient to detach only has one central lighting, the lighting power is fixed, cannot adjust brightness, cannot adjust light area, cannot adjust the diameter of external irradiation light column, etc.

[0006] 3. Chinese Patent Publication No. CN216128395U discloses an electric bicycle headlight and display instrument integrated handlebar, comprising a shell (1), the shell (1) comprises a display shell (11) and a headlight shell (12), a display assembly (2) is arranged on the display shell (11), a headlight assembly (3) is arranged on the headlight shell (12), and the display shell (11) and the headlight shell (12) are movably connected. One end of the display shell (11) is provided with a first arc-shaped groove (111), a square groove (112) for accommodating wires is arranged inside the display shell (11) at the first arc-shaped groove (111), a first power line hole (114) for wire arrangement is arranged through the display shell (11) at the square groove (112), and a vertical pipe mounting hole (113) for fixed installation with a front fork vertical pipe is arranged at the other end of the display shell (11). One side of the headlight shell (12) is provided with a second arc-shaped groove (121), the second arc-shaped groove (121) and the first arc-shaped groove (111) can be butt-jointed and mounted to form a fixing hoop, a second power line hole (122) is arranged through the inside of the headlight shell (12), one end of the second power line hole (122) penetrates the headlight assembly (3), and the other end penetrates and can be butt-jointed with the first power line hole (114). The display assembly (2) comprises a display support (21), the display support (21) is fixedly connected with the display shell (11), the display assembly (2) further comprises a display panel (22) and a control board (23), the display panel (22) is electrically connected with the control board (23), and the display panel (22) and the control board (23) are fixedly connected with the display support (21). The headlight assembly (3) comprises a plurality of lamps (31), power lines of the lamps (31) pass through the second power line hole (122) and the first power line hole (114), and then are connected to the control board (23) through the square groove (112).

[0007] The above-mentioned electric bicycle headlight only has one center illumination, cannot adjust brightness, cannot adjust light area, and cannot adjust the diameter of the external illumination light column. Utility model content

[0008] In order to solve the above technical problems, the utility model provides an electric bicycle headlight which has reasonable structure design, can increase illumination area, improve high beam ability and improve brightness.

[0009] The solution to the above technical problems is:

[0010] The utility model relates to an electric bicycle headlight, including the lamp cylinder, the lens, the ring, the reflection lamp cup, the center main illumination LED lamp, the outer ring auxiliary illumination LED lamp, the inside of lamp cylinder is the cylinder cavity, the reflection lamp cup sets up in the inside of cylinder cavity, the front end cylinder mouth of lamp cylinder fixes the lens, the ring is fixedly connected with the front end cylinder mouth outer wall of lamp cylinder, the inner turning edge of ring is pressed tightly lens fixed, the cavity mouth inner wall of cylinder cavity is fixedly connected reflection lamp cup, the reflection lamp cup is integrative, the reflection lamp cup includes the center funnel light reflection cup and V shape outer ring reflection cup, V shape outer ring reflection cup surrounds the center funnel light reflection cup, the inside of center funnel light reflection cup forms the center funnel light reflection cavity, the inside of V shape outer ring reflection cup forms V shape outer ring reflection cavity, the top section of center funnel light reflection cup and V shape outer ring reflection cup is equal height setting, V shape outer ring reflection cavity surrounds the center funnel light reflection cavity, the bottom center of center funnel light reflection cavity is fixed with the center main illumination LED lamp, the bottom of V shape outer ring reflection cavity is fixed with the outer ring auxiliary illumination LED lamp.

[0011] The utility model discloses an electric bicycle headlight's beneficial effect is: the center funnel light reflection cavity, V shape outer ring reflection cavity of the utility model discloses a product are independent respectively, form double -cavity reflection cup, and do not affect each other to the light source reflection between the external light irradiation, make the reflection illumination effect of center main illumination LED lamp, outer ring auxiliary illumination LED lamp be good, when center main illumination LED lamp, outer ring auxiliary illumination LED lamp are bright simultaneously, the outer ring auxiliary illumination LED lamp is with annular illumination to the external irradiation, and the outer ring auxiliary illumination LED lamp can expand the light column diameter of external irradiation, and the outer ring auxiliary illumination LED lamp in the outer ring is with annular illumination to increase the illumination area, and the light illumination capacity is reinforced, and the illumination brightness is enhanced, and the light irradiation is farther, and the person with myopia, poor eyesight can better see the road in front of / far, and the person with myopia, poor eyesight is safer to ride electric automatic car. DRAWINGS

[0012] Figure 1 It is the perspective drawing of the utility model product;

[0013] Figure 2 It is the sectional view of the utility model product;

[0014] Figure 3 It is the split drawing of the utility model product;

[0015] Figure 4 It is the sectional view of the utility model product center main illumination LED lamp and outer ring LED lamp pearl connection in reflection lamp cup;

[0016] Figure 5 It is the sectional view of the utility model product reflection lamp cup;

[0017] Figure 6The split perspective view of the product lamp barrel;

[0018] Figure 7 The split sectional view of the product lamp barrel;

[0019] Figure 8 The sectional view schematic diagram of the light reflection external illumination of the product.

[0020] Lamp barrel 1, barrel cavity 11, ring body step 12, mounting connecting seat 13, bolt hole 14, lens 2, ring 3, reflector lamp cup 4, center funnel-shaped light reflection cup 41, center funnel-shaped light reflection cavity 411, center lamp bead hole 412, V-shaped outer ring reflection cup 42, V-shaped outer ring reflection cavity 421, outer ring lamp bead hole 422, outer convex ring 43, rubber sealing ring 44, center main illumination LED lamp 5, center LED lamp bead 51, center lamp bead fixed aluminum base plate 52, outer ring auxiliary illumination LED lamp 6, outer ring LED lamp bead 61, outer ring lamp bead aluminum base plate 62, control circuit board 7, rechargeable battery 8, barrel bottom cover 9, threading hole 91, external power supply line 92. DETAILED DESCRIPTION

[0021] As Figures 1-8The utility model provides an electric bicycle headlight, including lamp barrel 1, lens 2, ring 3, reflector lamp cup 4, center main lighting LED lamp 5, outer ring auxiliary lighting LED lamp 6, the lamp barrel 1 is integrally injection moulded with plastic or integrally pressure casting with aluminum, the inside of lamp barrel 1 is the barrel cavity 11, and the barrel cavity 11 is the positive circle, the reflector lamp cup 4 is arranged in the inside of barrel cavity 11, and the reflector lamp cup 4 is fixedly installed in the inside of barrel cavity 11, the front end barrel mouth of lamp barrel 1 fixes lens 2, and lens 2 is made of full transparent glass or full transparent plastic, ring 3 is made of plastic or aluminum, and ring 3 is fixedly connected with the front end barrel mouth outer wall of lamp barrel 1, and they are screwed through the thread structure and are detachably connected to facilitate the assembly of lens 2, reflector lamp cup 4, the inner wall of ring 3 is L-shaped structure, and the inner wall of ring 3 is fixed by lens 2, and the cavity mouth inner wall of barrel cavity 11 is fixedly connected with reflector lamp cup 4, and is not limited to fixed structure, the main technical improvement of the product is that the reflector lamp cup 4 is integrally formed, and the production efficiency is high, the cost is low, and it is easy to assemble, the maximum diameter of reflector lamp cup 4 is 11cm~18cm, and the material of reflector lamp cup 4 is mainly aluminum, the reflector lamp cup 4 includes center funnel-shaped light reflection cup 41 and V-shaped outer ring reflection cup 42, the V-shaped outer ring reflection cup 42 surrounds the center funnel-shaped light reflection cup 41, the inside of center funnel-shaped light reflection cup 41 forms center funnel-shaped light reflection cavity 411, the inside of V-shaped outer ring reflection cup 42 forms V-shaped outer ring reflection cavity 421, and the top section of center funnel-shaped light reflection cup 41 and V-shaped outer ring reflection cup 42 is set to be equal height, V-shaped outer ring reflection cavity 421 surrounds center funnel-shaped light reflection cavity 411, the bottom center of center funnel-shaped light reflection cavity 411 is fixed with center main lighting LED lamp 5, and the bottom of V-shaped outer ring reflection cavity 421 is fixed with outer ring auxiliary lighting LED lamp 6 in a surrounding mode.

[0022] Preferably: the inner bottom of the center funnel-shaped light reflection cavity 411 is provided with a center lamp bead hole 412; the center main illuminating LED lamp 5 comprises a center LED lamp bead 51 and a center lamp bead fixing aluminum substrate 52, the front surface of the center lamp bead fixing aluminum substrate 52 is welded or bonded to fix the center LED lamp bead 51, there is only one center LED lamp bead 51, the power of the center LED lamp bead 51 is 15-30 watts, the center LED lamp bead 51 is arranged at the center lamp bead hole 412, the center lamp bead hole 412 is slightly larger than the diameter of the center LED lamp bead 51, and the center lamp bead fixing aluminum substrate 52 is fixedly connected with the outer bottom of the center funnel-shaped light reflection cup 41 by screws or glue. The above is the specific structure of the center main illuminating LED lamp 5, which is easy to produce and assemble.

[0023] Preferably: the bottom of the V-shaped outer ring reflection cavity 421 is provided with a plurality of outer ring lamp bead holes 422, the plurality of outer ring lamp bead holes 422 are equidistantly distributed, and the plurality of outer ring lamp bead holes 422 are arranged in a surrounding manner; the outer ring auxiliary illuminating LED lamp 6 comprises a plurality of outer ring LED lamp beads 61 and an outer ring lamp bead aluminum substrate 62, the outer ring lamp bead aluminum substrate 62 is a ring 3, the front surface of the outer ring lamp bead aluminum substrate 62 is welded or bonded to fix the plurality of outer ring LED lamp beads 61, the plurality of outer ring LED lamp beads 61 are dispersedly arranged (the plurality of outer ring LED lamp beads 61 are dispersedly and equidistantly arranged), the number of the plurality of outer ring LED lamp beads 61 is the same as that of the plurality of outer ring lamp bead holes 422, and the outer ring LED lamp bead aluminum substrate 62 is fixedly connected with the outer bottom of the V-shaped outer ring reflection cup 42 by screws or glue. The above is the specific structure of the outer ring auxiliary illuminating LED lamp 6, which is easy to produce and assemble.

[0024] The number of the plurality of outer ring LED lamp beads 61 is six to ten, which is determined according to the overall power of the electric bicycle headlamp.

[0025] Preferably: the cavity mouth inner wall of the barrel cavity 11 is integrally formed with a ring body step 12; the mouth of the V-shaped outer ring reflection cup 42 extends outwardly by a circle of outer convex ring 43, the outer convex ring 43 can be embedded on the ring body step 12 to be fixed, not loose, the lens 2 is embedded in the front end barrel mouth of the lamp barrel 1, the lens 2 is pressed on the top of the reflection lamp cup 4, after the ring 3 is fixedly connected with the outer wall of the front end barrel mouth of the lamp barrel 1, the ring 3 is pressed against the lens 2 at the same time, and the outer convex ring 43 is also pressed, so as to fix the reflection lamp cup 4; the suitable reflection lamp cup 4, lens 2 and ring 3 are integrally installed, the structure is easy to align and assemble, and there is no installation deviation.

[0026] A rubber sealing ring 44 is clamped between the lens 2 and the ring 3 to seal the gap therebetween and prevent water from entering.

[0027] The inner wall of the barrel cavity 11 is fixed with a control circuit board 7 through a screw assembly and a support, and the control circuit board 7 is connected with the center main lighting LED lamp 5 and the outer ring auxiliary lighting LED lamp 6 through wires.

[0028] Preferably, the control circuit board 7 is connected with the center LED lamp bead 51 and the outer ring LED lamp bead 61 through wires, and the outer ring LED lamp beads 61 are connected in parallel, so that if one of them is burned out, it does not affect the brightness of the others.

[0029] Preferably, the inner wall of the barrel cavity 11 is fixed with a rechargeable battery 8 through a screw assembly or adhesive and a support, and the rechargeable battery 8 is connected with the control circuit board 7 through wires. When the electric bicycle is charging, the power supply charges the rechargeable battery 8 through the control circuit board 7. When the battery of the driving motor of the electric bicycle is out of power, the control lighting of the headlamp is not affected.

[0030] The bottom of the barrel cavity 11 is connected with a detachable barrel bottom cover 9 for packaging the bottom of the barrel cavity 11. The barrel bottom cover 9 and the bottom of the barrel cavity 11 are connected through a threaded structure to form a detachable connection.

[0031] A wire hole 91 is formed on the barrel bottom cover 9, and an external power line 92 is connected through the wire hole 91. The inner end of the external power line 92 is connected with the control circuit board 7, and the position of the wire hole 91 is set appropriately. The outer end of the external power line 92 is used to connect with the total controller of the electric bicycle.

[0032] The outer wall of the lamp barrel 1 is integrally extended and connected with a mounting connector 13. A bolt hole 14 is formed on the mounting connector 13 for connecting with the electric bicycle frame, and the mounting connector 13 is fixedly connected on the electric bicycle frame through a bolt assembly.

Claims

1. An electric bicycle headlight, comprising a lamp barrel, a lens, a ring, a reflecting lamp cup, a central main lighting LED lamp, and an outer ring auxiliary lighting LED lamp, an inner part of the lamp barrel is a barrel cavity, which is a regular circle; the reflecting lamp cup is arranged inside the barrel cavity, the lens is fixed at a front end barrel port of the lamp barrel, the ring is fixedly connected with an outer wall of the front end barrel port of the lamp barrel, an inner turned edge of the ring is pressed against the lens for fixation, and the reflecting lamp cup is fixedly connected with an inner wall of a cavity port of the barrel cavity, characterized in that: The reflector lamp cup is integrally formed; the reflector lamp cup comprises a center funnel-shaped light reflecting cup and a V-shaped outer ring reflecting cup, the V-shaped outer ring reflecting cup surrounds the center funnel-shaped light reflecting cup, the inside of the center funnel-shaped light reflecting cup is formed with a center funnel-shaped light reflecting cavity, the inside of the V-shaped outer ring reflecting cup is formed with a V-shaped outer ring reflecting cavity, and the top sections of the center funnel-shaped light reflecting cup and the V-shaped outer ring reflecting cup are arranged at the same height; the V-shaped outer ring reflecting cavity surrounds the center funnel-shaped light reflecting cavity; a center main illuminating LED lamp is fixed at the bottom center of the center funnel-shaped light reflecting cavity; and an outer ring auxiliary illuminating LED lamp is fixed around the bottom of the V-shaped outer ring reflecting cavity. ​ 2. The headlamp of claim 1, wherein: The inside bottom center of the center funnel-shaped light reflecting cavity is provided with a center lamp bead hole; the center main illuminating LED lamp comprises a center LED lamp bead and a center lamp bead fixing aluminum substrate, the front surface of the center lamp bead fixing aluminum substrate is fixed with the center LED lamp bead, the center LED lamp bead is arranged at the center lamp bead hole, and the center lamp bead fixing aluminum substrate is fixedly connected with the outer bottom of the center funnel-shaped light reflecting cup.

3. The headlamp of claim 1, wherein: The bottom of the V-shaped outer ring reflecting cavity is provided with a plurality of outer ring lamp bead holes which are arranged in a surrounding manner; the outer ring auxiliary illuminating LED lamp comprises a plurality of outer ring LED lamp beads and an outer ring lamp bead aluminum substrate, the outer ring lamp bead aluminum substrate is ring-shaped, the front surface of the outer ring lamp bead aluminum substrate is fixed with the plurality of outer ring LED lamp beads which are arranged in a scattered manner, the number of the plurality of outer ring LED lamp beads is the same as that of the plurality of outer ring lamp bead holes, the outer ring LED lamp beads are arranged in the outer ring lamp bead holes, and the outer ring lamp bead aluminum substrate is fixedly connected with the outer bottom of the V-shaped outer ring reflecting cup.

4. The headlamp of claim 3, wherein: The number of the outer ring LED lamp beads is six to ten.

5. The headlamp of any one of claims 1-4, wherein: The inner wall of the cavity mouth of the cylinder cavity is integrally formed with a ring body step; the mouth of the V-shaped outer ring reflecting cup extends outward by a circle of convex ring, the convex ring is embedded on the ring body step to be fixed, the lens is embedded in the front end cylinder mouth of the lamp cylinder, and the lens is pressed on the top of the reflector lamp cup.

6. An electric bicycle headlamp as claimed in claim 5, characterized in that: A rubber sealing ring is clamped between the lens and the ring.

7. The headlamp of any one of claims 1-4, wherein: A control circuit board is fixed in the cylinder cavity, and the control circuit board is connected with the center main illuminating LED lamp and the outer ring auxiliary illuminating LED lamp through wires.

8. The headlamp of claim 7, wherein: A rechargeable battery is fixed in the cylinder cavity, and the rechargeable battery is connected with the control circuit board through a wire.

9. The headlamp of claim 7, wherein: The bottom of the cylinder cavity is connected with a detachable cylinder bottom cover.

10. The headlamp of claim 9, wherein: A wire hole is formed in the cylinder bottom cover, an external power supply wire is inserted through the wire hole, and the inner end of the external power supply wire is connected with the control circuit board.

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