Motorcycle spotlight with small size and efficient heat dissipation
By setting up independent light source chambers and heat dissipation chambers inside the motorcycle spotlight, and using the lamp housing as a heat sink, the problem of insufficient heat dissipation in motorcycle spotlights is solved, achieving efficient heat dissipation in a small volume.
Patent Information
- Application Number
- CN202520000330.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-02
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2035-01-02
AI Technical Summary
Existing motorcycle spotlights are small in size and have limited heat absorption capacity in their radiators, resulting in the inability to quickly dissipate heat from the light source, which can easily lead to overheating and damage.
The lamp housing is used as a heat sink, with separate lamp source chambers and heat dissipation chambers inside. The heat from the LED lamp board is conducted to the external environment through thermally conductive materials, and some of the heat is conducted into the heat dissipation chamber and discharged through a cooling fan.
It achieves efficient heat dissipation in a small volume, ensures the airtightness of the lamp source chamber, avoids overheating damage, and improves the heat dissipation effect.
Smart Images
Figure CN223635995U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to motorcycle spotlight technical field, in particular to a small volume high -efficient heat dissipation's motorcycle spotlight. BACKGROUND
[0002] Motorcycle spotlight is small in volume and high in power, and the conventional heat dissipation structure that the radiator and the heat dissipation fan in the shell constitute, due to the small volume limitation, the heat that the radiator absorbs the heat that the lamp produces is limited, and the heat that the radiator produces is only discharged through the heat dissipation fan, leading to the heat of the light source cannot be discharged quickly and overheating damage.
[0003] Therefore, it is urgent to design a small volume high -efficient heat dissipation's motorcycle spotlight, adopt the structure design of lamp shell as radiator, through setting up the lamp source chamber and the heat dissipation chamber that do not communicate with each other in the lamp shell, in the sealed lamp source chamber while ensuring, directly absorb part of the heat that the LED lamp panel produces and conduct to the external environment, in addition part of the heat is conducted to the heat dissipation chamber and is discharged from the heat dissipation hole through the heat dissipation fan, to realize small volume high -efficient heat dissipation. UTILITY MODEL CONTENTS
[0004] To solve the above problem, the technical scheme adopted by the utility model is as follows:
[0005] A small volume high -efficient heat dissipation's motorcycle spotlight, including lamp source assembly and shell assembly, its characterized in that, the shell assembly includes lamp shell, front cover and back cover, the lamp shell is high -thermal conductivity piece, the lamp shell is provided with the lamp source chamber and the heat dissipation chamber that do not communicate with each other, the lamp source chamber and the heat dissipation chamber between the setting have the baffle, the front cover is connected with the light outlet of lamp source chamber, the back cover is connected with the heat dissipation port of heat dissipation chamber, the back cover is provided with the heat dissipation fan in it;
[0006] The lamp source assembly includes LED lamp panel, the back of the LED lamp panel is tightly connected with the baffle through the heat conduction material, a plurality of heat dissipation holes are set up on the back cover and / or the lamp shell, and the heat dissipation hole on the lamp shell is located in the heat dissipation chamber.
[0007] Preferably, the outside of the lamp shell is provided with a plurality of heat dissipation structures that are circularly distributed with the axis of the lamp shell as the center, and the heat dissipation hole on the lamp shell is arranged in the heat dissipation structure or between adjacent heat dissipation structures.
[0008] Preferably, the heat dissipation structure is a plurality of convex heat dissipation fins, and the plurality of heat dissipation fins extend from the lamp source chamber to the heat dissipation chamber.
[0009] Preferably, the plurality of heat dissipation holes on the back cover are circularly distributed around the end face of the back cover with the axis of the back cover as the center.
[0010] Preferably, the lamp source assembly further comprises a reflector cup and a lens, the lens is in sealing connection with the light outlet, the reflector cup is located between the lens and the LED lamp plate, the front cover is provided with a light hole coaxial with the light outlet, and the front cover is in threaded connection with the light outlet of the shell.
[0011] Preferably, the end surface of the light outlet is provided with an annular groove for mounting a sealing ring, and the lens is in sealing connection with the light outlet through the sealing ring.
[0012] Preferably, the outer surface of the lamp shell is further provided with anti-skid lines.
[0013] Preferably, the inner diameter of the heat dissipation chamber gradually increases in the direction close to the heat dissipation fan.
[0014] Preferably, the material of the lamp shell is aluminum.
[0015] Compared with the prior art, the utility model has the beneficial effects that:
[0016] The utility model adopts the structure design that the lamp shell is used as a radiator, by arranging the lamp source chamber and the heat dissipation chamber which are not communicated with each other in the lamp shell, the part of heat generated by the LED lamp plate is directly absorbed and conducted to the external environment while ensuring the sealing of the lamp source chamber, in addition, the part of heat is conducted to the heat dissipation chamber and discharged from the heat dissipation hole through the heat dissipation fan, so that the small size high efficiency heat dissipation is realized. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;
[0018] Figure 2 It is the three-dimensional sectional schematic diagram of the utility model;
[0019] Figure 3 It is the three-dimensional structure schematic diagram of the lamp shell with and without the heat dissipation hole in the utility model;
[0020] Among them: lamp source assembly 1, shell assembly 2, heat dissipation fan 3, heat dissipation structure 4, sealing ring 5, LED lamp plate 11, reflector cup 12, lens 13, lamp shell 21, front cover 22, rear cover 23, lamp source chamber 10, heat dissipation chamber 20, partition 30, heat dissipation hole 40, annular groove 50, anti-skid line 60. DETAILED DESCRIPTION
[0021] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The preferred embodiments of the utility model are shown in the drawings. However, the utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive.
[0022] It should be noted that when a component is said to be "fixed to" another component, it can be directly attached to the other component or there may be an intervening component. When a component is said to be "connected to" another component, it can be directly connected to the other component or there may be an intervening component. The terms "vertical," "horizontal," "left," "right," "up," "down," "front," "back," and similar expressions used in this document are for illustrative purposes only.
[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.
[0024] The present invention will now be further described in conjunction with the accompanying drawings and specific embodiments:
[0025] like Figures 1-3 As shown, a small-volume, high-efficiency heat dissipation motorcycle spotlight includes a light source assembly 1 and a housing assembly 2. The housing assembly 2 includes a lamp housing 21, a front cover 22, and a rear cover 23. The lamp housing 21 is a high thermal conductivity component. The lamp housing 21 has a non-communicating light source chamber 10 and a heat dissipation chamber 20. A partition 30 is provided between the light source chamber 10 and the heat dissipation chamber. The front cover 22 is connected to the light outlet of the light source chamber 10, and the rear cover 23 is connected to the heat dissipation outlet of the heat dissipation chamber 20. A cooling fan 3 is provided inside the rear cover 23.
[0026] The light source assembly 1 includes an LED light board 11. The back of the LED light board 11 is tightly connected to the partition 30 through a thermally conductive material. The back cover 23 and / or the lamp housing 21 are provided with a plurality of heat dissipation holes 40. The heat dissipation holes 40 on the lamp housing 21 are located in the heat dissipation chamber 20.
[0027] In this embodiment, the lamp housing 21 is used as a heat sink. By setting up a lamp source chamber 10 and a heat dissipation chamber 20 that are not connected to each other in the lamp housing 21, while ensuring the airtightness of the lamp source chamber 10, part of the heat generated by the LED lamp board 11 is directly absorbed and conducted to the external environment. The other part of the heat is conducted to the heat dissipation chamber 20 and discharged from the heat dissipation hole 40 through the cooling fan 3, thereby achieving efficient heat dissipation in a small volume.
[0028] In this embodiment, the partition 30 and the lamp housing 21 are integrally die-cast, which further improves the heat conduction and heat dissipation performance.
[0029] Furthermore, such as Figures 1-3As shown, in order to improve the heat conduction and heat dissipation effect of the lamp body, and make the hot air of the heat dissipation chamber 20 quickly exhaust, the outer side of the lamp shell 21 is provided with a plurality of heat dissipation structures 4 which are circularly distributed around the axis of the lamp shell 21, and the heat dissipation holes 40 on the lamp shell 21 are arranged on the heat dissipation structures 4 or between adjacent heat dissipation structures 4.
[0030] Further, as shown in the drawings, Figures 1-3 As shown, in order to improve the heat dissipation effect of the lamp body itself and the lamp source chamber 10, the heat dissipation structure 4 is a plurality of protruding heat dissipation fins, and a plurality of the heat dissipation fins extend from the lamp source chamber 10 to the heat dissipation chamber 20.
[0031] Further, as shown in the drawings, Figures 1-3 As shown, in order to improve the heat dissipation effect of the heat dissipation chamber 20, a plurality of heat dissipation holes 40 are circularly distributed around the end face of the rear cover 23 with the axis of the rear cover 23 as the center.
[0032] Further, as shown in the drawings, Figures 1-3 As shown, the lamp source assembly 1 further comprises a reflector cup 12 and a lens 13, the lens 13 is sealingly connected with the light outlet, the reflector cup 12 is located between the lens 13 and the LED lamp plate 11, the front cover 22 is provided with a light passing hole coaxial with the light outlet, and the front cover 22 is threadedly connected with the light outlet of the shell.
[0033] Further, as shown in the drawings, Figures 1-3 As shown, the end face of the light outlet is provided with an annular groove 50 for mounting a sealing ring 5, and the lens 13 is sealingly connected with the light outlet through the sealing ring 5.
[0034] In this embodiment, the lens 13 and the reflector cup 12 are fixedly installed in the lamp source chamber 10 through the front cover 22, and the lens 13 is sealingly connected with the light outlet, thereby improving the sealing and dustproof performance of the lamp source chamber 10.
[0035] Further, as shown in the drawings, Figures 1-3 As shown, in order to make the connection of the lamp shell 21 and the front cover 22 more labor-saving and convenient, the outer side surface of the lamp shell 21 is further provided with anti-skid lines 60.
[0036] Further, as shown in the drawings, Figures 1-3 As shown, the inner diameter of the heat dissipation chamber 20 gradually increases in the direction close to the heat dissipation fan 3.
[0037] In this embodiment, the above structure improves the effect of moving the hot air of the heat dissipation chamber 20 to the heat dissipation fan 3, and reduces the wall thickness and weight while ensuring the strength of the lamp shell 21.
[0038] Further, the material of the lamp shell 21 is aluminum.
[0039] For those skilled in the art, other various corresponding changes and modifications can be made according to the technical solutions and concepts described above, and all these changes and modifications shall belong to the protection scope of the patent claims of the present application.
Claims
1. A small volume high efficient heat dissipation motorcycle spotlight, comprising a lamp source assembly and a shell assembly, characterized in that, The shell assembly comprises a lamp shell, a front cover and a rear cover, the lamp shell is a high-thermal-conductivity member, the lamp shell is internally provided with a lamp source chamber and a heat dissipation chamber which are not communicated with each other, a partition plate is arranged between the lamp source chamber and the heat dissipation chamber, the front cover is connected with a light outlet of the lamp source chamber, the rear cover is connected with a heat dissipation opening of the heat dissipation chamber, and a heat dissipation fan is arranged in the rear cover. The lamp source assembly comprises an LED lamp plate, the back surface of the LED lamp plate is tightly connected with the partition plate through a thermal conductive material, a plurality of heat dissipation holes are formed in the rear cover and / or the lamp shell, and the heat dissipation holes in the lamp shell are located in the heat dissipation chamber.
2. A small volume high efficient heat dissipating motorcycle projector lamp according to claim 1, characterized in that, A plurality of heat dissipation structures are arranged on the outer side of the lamp shell and are circumferentially distributed around the axis of the lamp shell.
3. A small volume high efficient heat dissipating motorcycle projector lamp according to claim 2, characterized in that, The heat dissipation structures are a plurality of protruding heat dissipation fins, and the plurality of heat dissipation fins extend from the lamp source chamber to the heat dissipation chamber.
4. The small volume high efficient heat dissipation motorcycle spotlight according to claim 1, characterized in that, The plurality of heat dissipation holes in the rear cover are circumferentially distributed around the end surface of the rear cover and are centered on the axis of the rear cover.
5. The small volume high efficient heat dissipation motorcycle spotlight according to claim 1, characterized in that, The lamp source assembly further comprises a reflecting cup and a lens, the lens is sealingly connected with the light outlet, the reflecting cup is located between the lens and the LED lamp plate, a light passing hole coaxial with the light outlet is formed in the front cover, and the front cover is threadedly connected with the light outlet of the shell.
6. A small volume high efficient heat dissipating motorcycle projector lamp according to claim 5, characterized in that, An annular groove for mounting a sealing ring is formed in the end surface of the light outlet, and the lens is sealingly connected with the light outlet through the sealing ring.
7. The small volume high efficient heat dissipation motorcycle projector lamp according to claim 1, characterized in that, The outer side surface of the lamp shell is further provided with anti-skid lines.
8. The small volume high efficient heat dissipating motorcycle projector lamp according to claim 1, wherein, The inner diameter of the heat dissipation chamber gradually increases in the direction close to the heat dissipation fan.
9. The small volume high efficient heat dissipating motorcycle projector lamp of claim 1, wherein, The material of the lamp shell is aluminum.