CN217816523U - Three-lens headlamp assembly for electric vehicle - Google Patents

Description

A three-lens headlight assembly for an electric vehicle

technical field

The utility model relates to a three-lens headlight assembly for an electric vehicle.

Background technique

The electric vehicle headlight assembly is installed on the front of the electric vehicle and plays the main role of lighting during driving. With the improvement of manufacturing level, the three-lens integrated electric vehicle headlight product has been relatively mature, that is, the headlight includes Three same straight lines are installed close to the light source, the lens in the middle is used for the refraction of the light source to form the high beam, and the lenses on both sides are used for the refraction of the light source to form the low beam; the existing electric vehicles generally do not have fog lamps, which is In the case of rainy or foggy weather, the driver cannot obtain a good line of sight, which poses certain safety hazards; there are also manufacturers who independently configure fog lights on the headlights, and the independent configuration of fog lights is limited by the installation space, production cost, and assembly cycle Affected by various factors such as various factors, the investment is large, but the actual auxiliary lighting effect is average.

Contents of the invention

In view of the deficiencies in the above problems, the utility model provides a three-lens headlight assembly for an electric vehicle.

In order to achieve the above purpose, the utility model provides a three-lens headlight assembly for electric vehicles, including an aluminum substrate, a high-beam light source and two low-beam light sources arranged on the aluminum substrate, and two low-beam light sources arranged in front of the aluminum substrate The lens assembly and the master switch, the two low-beam light sources and the high-beam light source are installed in a straight line and distributed on both sides of the high-beam light source, and the two low-beam light sources are refracted by the lens assembly to form a near The high-beam light source is refracted by the lens assembly to form a high-beam light source. The high-beam light source includes a first lamp bead and a second lamp bead that are close to each other. The first lamp bead emits white light, and the second lamp bead emits white light. The lamp bead emits yellow light, the first lamp bead and the second lamp bead are electrically connected to the processor, and the processor controls the first lamp bead, the second lamp bead and the second lamp bead within a unit time after receiving the input signal. The lamp beads are energized at different time ratios, thereby changing the brightness of the first lamp bead and the second lamp bead, so that the first lamp bead and the second lamp bead can achieve different light mixing effects;

The yellow-emitting second lamp bead is integrated and installed in the high beam light source, so that the headlight assembly has the effect of fog lights, and at the same time, it gets rid of the limited installation position of the front of the car. The first lamp bead and the second lamp bead emit different brightness to achieve different light mixing effects, which are suitable for rain and fog conditions in different weather conditions, and can be adjusted according to needs to ensure driving safety. The first and second lamp bead are aligned up and down Flat, close to the left and right, when the light is mixed, the light spots formed by the first lamp bead and the second lamp bead basically overlap, and the light penetration is good. Compared with pure white light, in the mixed light state, the high beam light source can illuminate more It is convenient for the driver to discover the situation in the distance in time to ensure driving safety.

As a further improvement of the solution, the lens assembly includes three lenses and a bracket, the three lenses are fixed on the mounting holes of the bracket, and the bracket is fixedly connected to the aluminum substrate;

In the above technical solution, the lens is installed on the bracket first, and then the bracket is fixedly connected to the aluminum substrate. The lens and the bracket can be pre-installed to improve assembly efficiency.

As a further improvement of the solution, the headlight assembly also includes a high and low beam switching switch, the high and low beam switching switch is electrically connected to the processor, and when powered on, the high and low beam switching switch provides the above-mentioned input signal to the The processor makes the first lamp bead and the second lamp bead enter a preset state;

In the above technical solution, the input signal is provided by the far and near light switching switch, which reduces the investment in additional hardware facilities and reduces the cost.

As a further improvement of the scheme, the requirement of the far and near light switching switch to provide an input signal is to switch five times continuously within five seconds;

In the above technical solution, a switching requirement of a certain number of times and time is set to prevent the first lamp bead and the second lamp bead from entering a preset state due to misoperation.

As a further improvement of the scheme, within the period T during which the first lamp bead and the second lamp bead enter the preset state, each time the switching action of the far and near beam switching switch is performed, the second lamp bead can be turned on and off. Increase the proportion of power-on time per unit time to achieve brightness improvement, so that the proportion of power-on time of the first lamp bead in unit time is correspondingly reduced to achieve brightness reduction. After power off, the first lamp bead, the second lamp bead The second lamp bead returns to the default state;

In the above technical solution, the adjustment signal is also provided by the far and near light switching switch, which reduces the investment in additional hardware facilities, reduces costs, and does not need to change the wiring of the whole vehicle, which is more practical.

As a further improvement of the scheme, the period T is ten seconds;

In the above technical solution, a period of ten seconds is set to ensure that the driver has sufficient time to adjust the high beam light source to ensure safety.

Compared with the prior art, the beneficial effect of the utility model is: the yellow light-emitting second lamp bead is integrated and installed in the high beam light source, so that the headlight assembly has the fog lamp effect, and at the same time, the limited installation position of the front of the car is freed. The installation is convenient, the illumination effect is good, and the processor can control the first lamp bead and the second lamp bead to emit different brightness to achieve different mixed light effects. It is suitable for rain and fog conditions in different weather conditions and can be adjusted according to needs to ensure driving Safety; the input signal and adjustment signal are provided by the existing electric vehicle control components, which avoids the investment of additional control components and controls the production cost.

Description of drawings

Fig. 1 is a perspective view of a three-lens headlight assembly for an electric vehicle of the present invention;

Fig. 2 is an explosion diagram of a three-lens headlight assembly for an electric vehicle of the present invention;

Figure 3 is an enlarged view of position A in Figure 2;

Fig. 4 is a circuit control diagram of a three-lens headlight assembly for an electric vehicle of the present invention.

In the figure: 1. Aluminum substrate; 2. Low beam light source; 3. High beam light source; 31. First lamp bead; 32. Second lamp bead; 4. Lens assembly; 41. Bracket; 42. Lens; 5. Treatment 6. Main switch; 7. Far and near light switch.

Detailed ways

As shown in Figures 1 to 4, a three-lens headlight assembly for an electric vehicle according to an embodiment of the utility model includes an aluminum substrate 1, a high-beam light source 3 and two low-beam light sources 2 arranged on the aluminum substrate 1, The lens assembly 4 and the main switch 6 arranged in front of the aluminum substrate 1, the two low-beam light sources 2 and the high-beam light source 3 are installed in a straight line and distributed on both sides of the high-beam light source 3, and the two low-beam light sources 2 are refracted by the lens assembly 4 To form a low beam, the high beam light source 3 is refracted by the lens assembly 4 to form a high beam, and it is characterized in that: the high beam light source 3 includes a first lamp bead 31 and a second lamp bead 32 that are close to each other (the first lamp bead 31 and the second lamp bead 32 The second lamp bead 32 can be an integrated light source, or a split-type light source. In the case of a split-type light source, the light from the first lamp bead 31 and the second lamp bead 32 can pass through the lens through a close-fitting assembly method. Components 4 basically overlap after refraction), the first lamp bead 31 emits white light, the second lamp bead 32 emits yellow light, both the first lamp bead 31 and the second lamp bead 32 are electrically connected to the processor 5, and the processor 5 receives the input signal Then, by controlling the energization of the first lamp bead 31 and the second lamp bead 32 at different time ratios per unit time, the brightness of the first lamp bead 31 and the second lamp bead 32 is changed, so that the first lamp bead 31 and the second lamp bead 31 The lamp beads 32 achieve different light mixing effects; the lens assembly 4 includes three lenses 42 and a bracket 41, the three lenses 42 are fixed on the mounting holes of the bracket 41, the bracket 41 is fixedly connected to the aluminum substrate 1, and the lenses are first installed on the bracket Afterwards, the bracket is fixedly connected to the aluminum base plate, and the lens and the bracket can be pre-installed to improve assembly efficiency; the headlight assembly also includes a far and near beam switch 7, which is electrically connected to the processor 5. The far and near beam switching switch 7 provides the above-mentioned input signal to the processor 5 through continuous switching, so that the first lamp bead 31 and the second lamp bead 32 enter a preset state, and the input signal is provided by the far and near beam switching switch, reducing additional hardware Investment in facilities reduces costs; the far and near light switching switch 7 is required to provide input signals for five consecutive switchings within five seconds, and set a certain number of times and time switching requirements to avoid the entry of the first and second lamp beads due to misoperation. Preset state: within the period T during which the first lamp bead 31 and the second lamp bead 32 enter the preset state, each time the switching action of the high and low beam switching switch 7 is performed, the power-on time of the second lamp bead 32 in a unit time can be reduced. The increase of the proportion realizes the improvement of brightness, so that the proportion of the power-on time of the first lamp bead 31 in the unit time is correspondingly reduced to realize the reduction of brightness. After the power is turned off, the first lamp bead 31 and the second lamp bead 32 return to the preset state. The adjustment signal is also provided by the far and near light switch, which reduces the investment in additional hardware facilities, reduces the cost, and does not need to change the wiring of the vehicle, which is more practical; the period T is ten seconds, and the period of ten seconds is set to ensure The driver has enough time to adjust the high beam light source to ensure safety.

The yellow-emitting second lamp bead is integrated and installed in the high beam light source, so that the headlight assembly has the effect of fog lights, and at the same time, it gets rid of the limited installation position of the front of the car. The first lamp bead and the second lamp bead emit different brightness to achieve different light mixing effects, which are suitable for rain and fog conditions in different weather conditions, and can be adjusted according to needs to ensure driving safety. The first and second lamp bead are aligned up and down Flat, close to the left and right, when the light is mixed, the light spots formed by the first lamp bead and the second lamp bead basically overlap, and the light penetration is good. Compared with pure white light, in the mixed light state, the high beam light source can illuminate more It is convenient for the driver to discover the situation in the distance in time to ensure driving safety; the input signal and adjustment signal are provided by the existing electric vehicle control components, which avoids the investment of additional control components and controls the production cost.

During specific use, for the convenience of understanding the utility model, it will be described in conjunction with the accompanying drawings;

Control the opening and closing of the headlight assembly through the main switch. When the headlight assembly is turned on, one of the high-beam light source or the low-beam light source will light up (if the high-beam light source is on, the first lamp bead will glow, and the second light source will light up). The lamp bead does not emit light, and the whole presents a white light effect), after switching the headlight assembly to the working state of the low beam light source through the far and near beam switch, switch the near and far light sources back and forth for more than five times within five seconds, the processor receives the input signal and controls the first The lamp bead and the second lamp bead enter the preset state (in the preset state, the yellow light accounts for 30%). Within ten seconds after entering the preset state, each time the far and near beam switching switch is operated, the processor adjusts the light through PWM, and passes Adjust the duty cycle of white light and yellow light, and increase the proportion of yellow light by 10% until the yellow light is 100%. After the first lamp bead and the second lamp bead are mixed, the penetrating power of the light is increased, which is beneficial to rainy or foggy days When the headlight assembly is turned off, the first lamp bead and the second lamp bead return to the preset state (the first lamp bead is illuminated, the second lamp bead is not illuminated, and the overall white light effect is present).

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (6)

1. A three-lens component headlight assembly for an electric vehicle, comprising an aluminum substrate (1), a high-beam light source (3) and two low-beam light sources (2) arranged on the aluminum substrate (1), The lens assembly (4) and the main switch (6) in front of the aluminum substrate (1), the two low beam light sources (2) and the high beam light source (3) are installed in a straight line and distributed in the far On both sides of the light source (3), the two low beam light sources (2) are refracted by the lens assembly (4) to form a low beam, and the high beam light source (3) is refracted by the lens assembly (4) to form a low beam. Forming a high beam, characterized in that: the high beam light source (3) includes a first lamp bead (31) and a second lamp bead (32) that are in close contact, the first lamp bead (31) emits white light, and the The second lamp bead (32) emits yellow light, the first lamp bead (31) and the second lamp bead (32) are both electrically connected to the processor (5), and the processor (5) receives an input signal Afterwards, by controlling the energization of the first lamp bead (31) and the second lamp bead (32) at different time ratios per unit time, thereby changing the first lamp bead (31), the second lamp bead (32), so that the first lamp bead (31) and the second lamp bead (32) can achieve different light mixing effects. 2. A three-lens component headlight assembly for an electric vehicle according to claim 1, characterized in that: the lens component (4) includes three lenses (42) and a bracket (41), and the three lenses The lens (42) is fixed on the mounting hole of the bracket (41), and the bracket (41) is fixedly connected to the aluminum substrate (1). 3. A three-lens assembly headlight assembly for an electric vehicle according to claim 1, characterized in that it further comprises a far and near beam switching switch (7), and the far and near beam switching switch (7) communicates with the processor (5) Electrically connected, when powered on, the far and near light switching switch (7) provides the above-mentioned input signal to the processor (5) through continuous switching, so that the first lamp bead (31), the second The second lamp bead (32) enters the preset state. 4. The three-lens assembly headlight assembly for an electric vehicle according to claim 3, characterized in that: the requirement for the far and near beam switching switch (7) to provide an input signal is to switch continuously five times within five seconds. 5. A three-lens assembly headlight assembly for an electric vehicle according to claim 3, characterized in that: the first lamp bead (31) and the second lamp bead (32) enter the preset state In the period T, every time the far and near light switching switch (7) is switched, the power-on time ratio of the second lamp bead (32) in a unit time can be increased to achieve brightness improvement, so that the first The power-on time ratio of the lamp bead (31) in a unit time is correspondingly reduced to reduce the brightness, and after power off, the first lamp bead (31) and the second lamp bead (32) return to the preset state. 6 . The three-lens assembly headlight assembly for an electric vehicle according to claim 5 , wherein the period T is ten seconds.

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