CN204240209U - A kind of motorcycle headlamp light structures - Google Patents

Abstract

The utility model discloses a motorcycle headlight lighting structure. The lighting structure includes a mounting seat for installing LED lamp beads. The mounting seat includes a seat body that rotates as a disc as a whole, and a circuit is arranged in the seat body. There is a mounting protrusion extending forward in the middle of the front end of the seat body. One side of the mounting protrusion has a large L-shaped high beam mounting surface, and a reflector for high beam is installed on the vertical plane of the high beam mounting surface. The half-bowl, on the horizontal plane of the high-beam installation surface, the LED lamp beads for high-beam are installed at the focal point of the half-bowl corresponding to the high-beam reflector, and the other side of the installation protrusion has a small L-shaped low-beam installation surface. A reflective half bowl for low beam is installed on the vertical plane of the light installation surface, and an LED lamp bead for low beam is installed on the horizontal plane of the installation surface of the low beam corresponding to the focal point of the reflective half bowl for low beam. The lighting structure of the utility model has the advantages of simple structure, small occupied space, good heat dissipation effect and long service life.

Description

Lighting structure of a motorcycle headlight

technical field

The utility model relates to a motorcycle LED headlamp. In particular, it relates to a motorcycle headlight lighting structure.

Background technique

In existing motorcycles, in order to facilitate driving at night, headlights are provided on the front of the car, and the installation standard requires that the headlights need to have a high-beam function and a low-beam function.

The headlights used in existing motorcycles generally have a structure including a lamp housing, a lens is arranged at the front end of the lamp housing, and an illumination structure composed of lamp beads and reflective bowls is arranged inside the lamp housing. Among them, when the lens is installed, the front part of the lamp housing is generally formed into one body with the lens by secondary forming; Water, but the installation of the lens is inconvenient, and at the same time, the connection between the front part of the lamp housing and the main part is not waterproof, so that when driving in rainy days, rainwater easily enters the inside of the lamp housing, causing a short circuit.

In addition, in the existing motorcycle headlights, the lighting structure generally consists of two sets of independent lamp beads and reflective bowls to complete the high beam function and the low beam function. The iron dimming mechanism is used to convert the far/low beam, which makes the headlight generate a lot of heat. At the same time, the existing headlight does not have a special heat dissipation structure, and the heat dissipation effect is poor, causing the lighting structure to be in a high temperature state for a long time, causing the LED to produce The phenomenon of light decay, which in turn greatly affects the LED lighting effect and service life.

Utility model content

Aiming at the deficiencies of the above-mentioned prior art, the technical problem to be solved by the utility model is: how to provide a motorcycle headlight lighting structure with simple structure and small space occupation. Further provide a motorcycle LED headlight based on the lighting structure, which has the advantages of convenient and fast lens installation, good waterproof effect, good heat dissipation effect, long service life and the like.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A motorcycle headlight lighting structure, characterized in that the lighting structure includes a mounting seat for installing LED lamp beads, the mounting seat includes a seat body that rotates as a disc as a whole, and a circuit board is arranged in the seat body , the middle part of the front end of the base body has a mounting protrusion extending forward, one side of the mounting protrusion has a large L-shaped high beam mounting surface, and a reflective half for high beam is installed on the vertical plane of the high beam mounting surface The bowl, on the horizontal plane of the high beam installation surface, corresponds to the focus point of the high beam reflector half bowl, and the high beam LED lamp bead is installed, and the other side of the installation protrusion has a small L-shaped low beam installation surface, the low beam A reflective half bowl for low beam is installed on the vertical plane of the lamp installation surface, and an LED lamp bead for low beam is installed on the horizontal plane of the installation surface of the low beam corresponding to the focal point of the reflective half bowl for low beam.

In the utility model, an ingenious lighting structure is designed so that the far and near light functions are combined into one. Compared with the prior art, the structure is simpler, the cost is saved and the space occupied by the components is greatly saved, so that the inner space of the lamp housing is larger. , which is more conducive to heat dissipation.

As an optimization, the rear end of the inner cavity of the lamp housing extends forward to form a mounting frame, and the mounting seat is located inside the mounting frame. The installation ring is installed and connected on the installation frame. In this way, the installation and heat dissipation of the lighting structure are more convenient.

As an optimization, it also includes two heat sinks fixedly connected around the mounting base. The heat sinks are made of aluminum and connected to form a cone shape with a large front and a small rear. The heat sink is provided with a number of heat dissipation holes. In this way, it is more conducive to heat dissipation, alleviates the light decay phenomenon caused by overheating of the lighting structure, and prolongs the service life of the lighting structure.

To sum up, the lighting structure of the present invention has the advantages of simple structure, small space occupation, good heat dissipation effect and long service life.

Description of drawings

Fig. 1 is a structural schematic diagram of a motorcycle LED headlight adopting the structure of the utility model.

FIG. 2 is a cross-sectional view of FIG. 1 .

FIG. 3 is an enlarged schematic diagram of the structure at A in FIG. 2 .

Detailed ways

The utility model will be further described in detail below in conjunction with a specific embodiment of a motorcycle LED headlight adopting the structure of the utility model.

During specific implementation: as shown in Fig. 1-Fig. 3, a kind of motorcycle LED headlamp that has adopted structure of the present utility model comprises lamp housing 1, the lens 2 that is positioned at the front end of lamp housing 1 and the illumination that is positioned at lamp housing 1 interior structure, the front end of the lamp housing 1 has a vertically arranged ring-shaped installation plane, the edge of the installation plane has a circle of ready-made installation edges 3 extending forward, and the bottom of the lens 2 is installed on the installation plane in the installation protrusion There is an annular waterproof decorative cover 4 around the lens 2, and the waterproof decorative cover 4 has a cylindrical portion arranged in the horizontal direction, and the cylindrical portion and the outer surface of the mounting edge 3 are screwed together and a hot melt is provided on the threaded surface. Sealed with glue, the waterproof decorative cover 4 front part has a vertically arranged annular portion and the inner surface of the annular portion is provided with an annular stepped surface 5 for sealing, and the stepped surface 5 and an annular stepped surface at the edge of the lens 2 are clamped Tight fit and set with hot melt adhesive on mating faces. This has the effect of simple and quick assembly and good sealing effect.

Wherein, the installation plane is also provided with a ring of installation grooves and an annular position light strip 6 is installed, the outer surface of the position light strip 6 is pressed and fixed by the bottom surface of the lens 2 . In this way, the headlight further has the function of position light display, and at the same time, the assembly of the light strip is very convenient and quick.

Wherein, the lighting structure includes a mounting seat 7 for installing LED lamp beads. The mounting seat 7 includes a seat body that rotates as a disc as a whole, and a circuit board 8 is arranged in the seat body. The mounting protrusion 9 formed by extension has a large L-shaped high beam mounting surface on one side of the mounting protrusion 9, and the high beam is equipped with a reflective half bowl 10 on the vertical plane of the high beam mounting surface, and the high beam is installed. On the horizontal plane of the surface, corresponding to the focal point position of the reflective half bowl for the high beam, there is an LED lamp bead 11 for the high beam, and the other side of the mounting protrusion 9 has a small L-shaped low beam mounting surface, and the low beam mounting surface A reflective half bowl 12 for low beam is installed on the vertical plane, and an LED lamp bead 13 for low beam is installed on the horizontal plane corresponding to the focal point of the reflective half bowl for low beam on the mounting surface of the low beam.

In this way, an ingenious lighting structure is designed to combine the far and near light functions into one. Compared with the existing technology, the structure is simpler, the cost is saved and the space occupied by the components is greatly saved, so that the internal space of the lamp housing is larger, which is more conducive to Heat dissipation.

Wherein, the rear end of the inner cavity of the lamp housing 1 extends forward to form a mounting frame 14, the mounting seat 7 is located inside the mounting frame 14, and the mounting seat 7 is connected with a ring-shaped mounting bar through a connecting strip extending forward from the periphery of the seat body. The ring 15 is installed and connected to the mounting frame 14 by the mounting ring 15 . In this way, the installation and heat dissipation of the lighting structure are more convenient.

Among them, a heat dissipation structure is also designed. The heat dissipation structure includes a heat dissipation rear cover 17 and the mounting seat 7. The heat dissipation rear cover 17 is connected with the main part of the lamp housing to form a whole lamp housing. The heat dissipation rear cover 17 and the mounting seat 7 are all made of aluminum. Therefore, the rear end surface of the mounting base 7 juxtaposes and protrudes backward to form a number of aluminum fins 18 , and the periphery of the mounting base 7 is in contact with the mounting frame 14 formed on the heat dissipation rear cover 17 extending forward.

In this way, the heat emitted by the lamp beads and the circuit board is more easily exported to the heat dissipation back cover through the mounting seat. The outer surface of the heat dissipation back cover is in contact with the circulating air, and the heat dissipation effect is good, which alleviates the light decay caused by overheating of the lighting structure and prolongs the lighting Structural service life.

Wherein, the heat dissipation structure also includes two heat sinks 19 fixedly connected to the surrounding positions of the mounting base. The heat sinks 19 are made of aluminum and connected to form a cone shape with a large front and a small rear. The heat sink 19 is provided with a number of heat dissipation holes. And the cooling fins are in contact with the installation frame 14 extending forward on the heat dissipation rear cover 17 .

In this way, the arrangement of the heat sink is equivalent to extending the surface area of the mounting seat, improving the contact heat dissipation effect with the air and the contact heat dissipation effect with the heat dissipation back cover, and further improving the heat dissipation efficiency.

Wherein, the front edge of the heat dissipation back cover 17 is inserted into a circle of insertion grooves at the rear end of the lamp housing body, and then sealed and connected by hot melt adhesive. In this way, it has the advantages of convenient and fast connection and good sealing effect.

The motorcycle LED headlight has the advantages of simple structure, convenient and fast lens installation, good waterproof effect, simpler lighting structure, small occupied space, good heat dissipation effect, long service life and the like.

Claims (3)

1. a motorcycle headlamp light structures, it is characterized in that, described light structures, comprise a mount pad for mounted LED lamp bulb, mount pad comprises the pedestal that an entirety is disc rotary, circuit board is provided with in pedestal, it is protruding that pedestal front center has an installation extended to form forward, the high beam installed surface that protruding side has a large L shape is installed, the vertical plane of high beam installed surface is provided with distance light with reflective half bowl, on the transverse plane of high beam installed surface, the reflective half bowl of focus position of corresponding distance light is provided with distance light LED lamp bead, the dipped headlights installed surface that protruding opposite side has a little L shape is installed, the vertical plane of dipped headlights installed surface is provided with dipped beam with reflective half bowl, on the transverse plane of dipped headlights installed surface, the reflective half bowl of focus position of corresponding dipped beam is provided with dipped beam LED lamp bead.

2. motorcycle headlamp light structures as claimed in claim 1, it is characterized in that, lamp housing intracavity posterior end has extended to form installing rack forward, described mount pad is positioned at installing rack inside, mount pad is connected with an annular installing ring by the connection strap that pedestal periphery extends forward, and installs by installing ring and be connected on described installing rack.

3. motorcycle headlamp light structures as claimed in claim 1, it is characterized in that, also comprise the two panels fin being fixedly connected on mount pad surrounding position, fin is that aluminium obtains and docks and is connected to form pre-large post-small cone barrel, fin is provided with some louvres.