High-beam and low-beam module and vehicle lamp

Abstract

The utility model discloses a high-beam and low-beam module and a car lamp, and belongs to the technical field of car lamps. Comprising a radiator; the circuit board is connected with the radiator and provided with a near light source and a far light source; the low-beam reflecting bowl is connected with the radiator and reflects the light emitted by the low-beam source, and a light and shade boundary of low-beam distribution is formed through a low-beam reflecting surface of the low-beam reflecting bowl; the high-beam reflection bowls are arranged on the two sides of the low-beam reflection bowl and used for reflecting light emitted by the high-beam light source, and a high-beam light type is formed through the high-beam reflection faces of the high-beam reflection bowls; the lens assembly is arranged on the radiator and located at the front end of the low beam reflection bowl and the front end of the high beam reflection bowl. The technical scheme has the beneficial effects that the high-beam module and the low-beam module can be integrated, the structure is compact, the installation is convenient, the overall quality of the module is reduced, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of car light, especially to a high and low beam module and car light. BACKGROUND

[0002] The LED (Light Emitting Diode) module on the market is divided into single-function module and double-function module, the single-function module includes high beam module capable of providing only high beam function and far beam module capable of providing only far beam function, and the double-function module can provide high and low beam function. The high beam function of the existing structure high beam module is formed by the light emitted by the LED light source and the groove structure on the high beam reflector bowl, and the lens projection forms the high beam cutoff line. Nowadays, the lamp design space given by the car factory to the car light design factory is smaller and smaller, which requires the car light design factory to reduce the space occupation of each part inside the lamp.

[0003] The traditional high beam module needs to install a bright-dark cutoff line forming piece, which cannot adapt to the situation of continuously reducing lamp design space, the lens used in the projection module is mostly circular, oval and waist-shaped structure, the outer shape structure is simple, and the lamp internal space is large when installed in the lamp, which affects the structure arrangement of other functional light beams in the lamp, resulting in too high overall quality of the module. The projection module contains many parts, and the installation process is complicated, which greatly affects the improvement of enterprise production efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a high and low beam module, which solves the above technical problems.

[0005] A high and low beam module, comprising,

[0006] A radiator;

[0007] A circuit board connected to the radiator, wherein the circuit board is provided with a high beam source and a far beam source;

[0008] A high beam reflector bowl connected to the radiator, wherein the high beam reflector bowl reflects the light emitted by the high beam source, and the bright-dark boundary line of the high beam distribution is formed by the high beam reflecting surface of the high beam reflector bowl;

[0009] A far beam reflector bowl arranged on both sides of the high beam reflector bowl, wherein the far beam reflector bowl reflects the light emitted by the far beam source, and the far beam light pattern is formed by the far beam reflecting surface of the far beam reflector bowl;

[0010] A lens assembly arranged on the radiator and located at the front end of the high beam reflector bowl and the far beam reflector bowl.

[0011] Preferably, the circuit board comprises a low beam circuit board and high beam circuit boards located on both sides of the low beam circuit board, and the mounting direction of the high beam circuit boards is opposite to the mounting direction of the low beam circuit board.

[0012] The low beam circuit board is provided with the low beam source on the side corresponding to the low beam reflector bowl.

[0013] The high beam circuit board is provided with the high beam source on the side corresponding to the high beam reflector bowl.

[0014] Preferably, the lens assembly is formed by a plurality of separate light-entering curved surfaces and a separate light-emitting curved surface to form a lens structure with multiple groups of different focal points.

[0015] Preferably, the low beam reflector bowl is provided with a groove structure at the root, and the groove structure projects the light emitted by the low beam source to form the bright-dark boundary line of the low beam distribution.

[0016] Preferably, the low beam focal point of the lens assembly is located at the groove structure.

[0017] Preferably, the low beam reflector bowl has at least 8 low beam reflecting surfaces, the groove structure projects to form a low beam cutoff line through the lens assembly, and the low beam cutoff line is formed by splicing at least 8 groove structures.

[0018] Preferably, the high beam reflector bowl comprises a first high beam reflector bowl located on one side of the low beam reflector bowl and a second high beam reflector bowl located on the other side of the low beam reflector bowl, the first high beam reflector bowl has at least 4 high beam reflecting surfaces, and the second high beam reflector bowl has at least 2 high beam reflecting surfaces.

[0019] Preferably, the length of the lens assembly is 200-250 mm, and the width of the lens assembly is 15-20 mm.

[0020] Preferably, both ends of the lens assembly are provided with mounting arms, and the mounting arms are fixed to the heat sink through the first connecting piece.

[0021] The middle part of the lens assembly extends to one end of the heat sink and is provided with a first mounting structure, and the first mounting structure is fixed to the heat sink through the first connecting piece.

[0022] The low beam reflector bowl is provided with a second mounting structure, and the second mounting structure is fixed to the heat sink through the first connecting piece.

[0023] A vehicle lamp is provided with the high-low beam module.

[0024] The high beam-low beam module has the advantages of high integration, compact structure, easy installation, reduced overall weight, and improved production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a perspective view of the high beam-low beam module of the utility model;

[0026] Figure 2 is an exploded view of the high beam-low beam module of the utility model;

[0027] Figure 3 is a structural schematic view of the heat sink and the reflector bowl of the utility model;

[0028] Figure 4 is a structural schematic view of the heat sink and the lens assembly of the utility model;

[0029] Figure 5 is a structural schematic view of the low beam reflector bowl of the utility model;

[0030] Figure 6 is a schematic view of the reflector surface of the reflector bowl of the utility model.

[0031] In the drawings: 1, heat sink; 2, circuit board; 21, low beam circuit board; 22, high beam circuit board; 3, low beam reflector bowl; 4, high beam reflector bowl; 41, first high beam reflector bowl; 42, second high beam reflector bowl; 5, lens assembly; 6, groove structure; 7, first connecting piece. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be apparently and completely described in combination with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0033] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0034] The utility model will be further described in combination with the drawings and specific embodiments, but not as the limitation of the utility model.

[0035] A high beam-low beam module, as shown in the drawings, comprises, Figures 1 to 5

[0036] a heat sink 1;

[0037] a circuit board 2 connected with the heat sink 1, wherein the circuit board 2 is provided with a low beam source and a high beam source;​

[0038] The low beam reflection bowl 3 is connected to the heat sink 1, reflects the light emitted by the low beam light source, and forms the bright-dark boundary line of the low beam distribution through the low beam reflection surface of the low beam reflection bowl 3;

[0039] The high beam reflection bowl 4 is arranged on both sides of the low beam reflection bowl 3, reflects the light emitted by the high beam light source, and forms the high beam light pattern through the high beam reflection surface of the high beam reflection bowl 4;

[0040] The lens assembly 5 is arranged on the heat sink 1 and located at the front end of the low beam reflection bowl 3 and the high beam reflection bowl 4.

[0041] Specifically, the high-low beam module is provided, the bright-dark boundary line of the low beam distribution is formed through the low beam reflection surface of the low beam reflection bowl 3, the high beam light pattern is formed through the high beam reflection surface of the high beam reflection bowl 4, the high-low beam module integration can be realized, the structure is compact, the installation is convenient, the overall quality of the module is reduced, and the production efficiency is improved.

[0042] In a more preferred embodiment, the circuit board 2 includes a low beam circuit board 21 and high beam circuit boards 22 located on both sides of the low beam circuit board 21, and the installation direction of the high beam circuit board 22 is opposite to that of the low beam circuit board 21;

[0043] The low beam circuit board 21 is provided with a low beam light source corresponding to one side of the low beam reflection bowl 3;

[0044] The high beam circuit board 22 is provided with a high beam light source corresponding to one side of the high beam reflection bowl 4.

[0045] Specifically, the circuit board 2 includes a low beam circuit board 21 and high beam circuit boards 22 located on both sides of the low beam circuit board 21, and the installation direction of the high beam circuit board 22 is opposite to that of the low beam circuit board 21, the low beam circuit board 21 is provided with a low beam light source, and the high beam circuit board 22 is provided with a high beam light source. This layout optimizes the light source distribution, reasonably arranges the low beam and high beam light sources in space, facilitates the reflection bowl to better reflect light, respectively forms clear low beam and high beam light patterns, and also provides a basis for compact design of the entire module, and effectively utilizes the internal space.

[0046] In a more preferred embodiment, the lens assembly 5 is formed by a plurality of separate light entering curved surfaces and a separate light exiting curved surface to form a lens structure with multiple groups of different focal points.

[0047] Specifically, the lens assembly 5 is formed by at least 14 separate light entering curved surfaces and a separate light exiting curved surface to form a lens structure with multiple groups of different focal points. This structure can make the light be more accurately refracted and converged according to different focal points when passing through the lens, improve the utilization rate of light, optimize the light pattern effect, make the low beam and high beam lighting effect more excellent, and improve the lighting quality.

[0048] In a preferred embodiment, referring to Figure 6 The root of the reflecting surface of the low beam reflecting bowl 3 is provided with a groove structure 6, and the low beam distribution is formed by projecting the light emitted by the low beam source through the groove structure 6.

[0049] Specifically, the root of the low beam reflecting bowl 3 is provided with a groove structure 6, and the low beam distribution is formed by projecting the light emitted by the low beam source through the groove structure 6. The groove structure 6 can change the propagation path of the light, and after projection through the lens, the distribution range of the low beam light can be accurately controlled to form a clear cut-off line, avoiding glare interference of the low beam light on other road users and ensuring driving safety.

[0050] In a preferred embodiment, the low beam focal point of the lens assembly 5 is located at the groove structure 6.

[0051] Specifically, the low beam focal point of the lens assembly 5 is located at the groove structure 6, so that the low beam light can be accurately focused in the area determined by the groove structure 6 after refraction through the lens, enhancing the clarity and stability of the low beam cut-off line and further optimizing the low beam light pattern to improve the effect and safety of low beam lighting.

[0052] In a preferred embodiment, the low beam reflecting bowl 3 has at least 8 low beam reflecting surfaces, the groove structure 6 forms a low beam cut-off line through the lens assembly 5, and the low beam cut-off line is formed by splicing at least 8 groove structures 6.

[0053] Specifically, the low beam reflecting bowl 3 has at least 8 low beam reflecting surfaces, the groove structure 6 forms a low beam cut-off line through the lens assembly 5, and the low beam cut-off line is formed by splicing at least 8 groove structures 6. Multiple reflecting surfaces can more comprehensively and meticulously reflect low beam light, and multiple groove structures 6 spliced to form a cut-off line increase the precision and integrity of the cut-off line, making the low beam light pattern more regular and uniform, and improving the lighting effect and visual comfort.

[0054] In a preferred embodiment, the high beam reflecting bowl 4 includes a first high beam reflecting bowl 41 on one side of the low beam reflecting bowl 3 and a second high beam reflecting bowl 42 on the other side of the low beam reflecting bowl 3, the first high beam reflecting bowl 41 has at least 4 high beam reflecting surfaces, and the second high beam reflecting bowl 42 has at least 2 high beam reflecting surfaces.

[0055] Specifically, the high beam reflecting bowl 4 includes a first high beam reflecting bowl 41 (at least 4 high beam reflecting surfaces) and a second high beam reflecting bowl 42 (at least 2 high beam reflecting surfaces) on both sides of the low beam reflecting bowl 3. The design of multiple reflecting surfaces can collect and reflect light emitted by the high beam source from different angles, making the high beam light pattern wider and brighter, enhancing the effect of vehicle lighting at a distance, and improving driving safety.

[0056] In a preferred embodiment, the lens assembly 5 has a length of 200mm-250mm and a width of 15mm-20mm.

[0057] Specifically, the overall volume of the module is effectively reduced while meeting the optical performance, which meets the design requirement of the increasingly reduced internal space of the lamp, and also helps to optimize the overall structure layout of the lamp and reduce the mass of the module.

[0058] In a preferred embodiment, the lens assembly 5 is provided with mounting arms at both ends, and the mounting arms are fixed to the heat sink 1 through the first connecting piece 7.

[0059] The middle part of the lens assembly 5 extends to one end of the heat sink 1 and is provided with a first mounting structure, and the first mounting structure is fixed to the heat sink 1 through the first connecting piece 7.

[0060] The low beam reflection bowl 3 is provided with a second mounting structure, and the second mounting structure is fixed to the heat sink 1 through the first connecting piece 7.

[0061] Specifically, the first connecting piece 7 in the embodiment is a screw, and the multi-point mounting mode enhances the stability and reliability of the connection between the components, ensuring that the components will not be displaced due to vibration and other factors during vehicle driving, and ensuring the stability of the optical performance and lighting effect of the module.

[0062] As shown in Figure 2 The low beam module reflection bowl is mounted on the heat sink 1 through the circuit board by a screw, which is used for reflecting the light emitted by the low beam LED light source and forming the bright-dark boundary line of the low beam distribution through the reflection surface; the lens is arranged on the heat sink 1 and located at the front end of the low beam reflection bowl 3, and the low beam reflection bowl 3 is fixed to the heat sink 1 through a screw, thereby effectively reducing the module part mounting structure to achieve the purpose of reducing the design space and mass of the module.

[0063] A vehicle lamp is provided with a high-low beam module.

[0064] Specifically, the vehicle lamp of the utility model adopts a high-low beam module which occupies a small space, which is beneficial to the structural arrangement of other functional components (such as a turn signal) in the lamp, effectively utilizes the internal space, makes the internal space layout of the lamp more reasonable, and improves the compactness of the overall design of the vehicle lamp.

[0065] The above only describes the preferred embodiments of the utility model, and does not limit the implementation and protection scope of the utility model, and those skilled in the art should realize that any equivalent replacement and obvious changes made according to the content of the utility model specification and drawings should be included in the protection scope of the utility model.

Claims

1. A high / low beam module, characterized by comprising: comprising, a heat sink; a circuit board connected to the heat sink, the circuit board being provided with a low beam light source and a high beam light source; a low beam reflector bowl connected to the heat sink, the low beam reflector bowl reflecting light emitted by the low beam light source, the low beam reflector bowl forming a bright-dark boundary line of a low beam distribution through a low beam reflecting surface of the low beam reflector bowl; a high beam reflector bowl provided on both sides of the low beam reflector bowl, the high beam reflector bowl reflecting light emitted by the high beam light source, the high beam reflector bowl forming a high beam light pattern through a high beam reflecting surface of the high beam reflector bowl; a lens assembly provided on the heat sink and located at the front end of the low beam reflector bowl and the high beam reflector bowl.

2. The high / low beam module according to claim 1, characterized in that The circuit board comprises a low beam circuit board and high beam circuit boards provided on both sides of the low beam circuit board, the mounting direction of the high beam circuit boards being opposite to the mounting direction of the low beam circuit board; The low beam circuit board is provided with the low beam light source corresponding to one side of the low beam reflector bowl; The high beam circuit board is provided with the high beam light source corresponding to one side of the high beam reflector bowl.

3. The high / low beam module according to claim 1, characterized in that, The lens assembly is formed by a plurality of separate light-entering curved surfaces and a separate light-emitting curved surface to form a lens structure with multiple groups of different focal points.

4. The high / low beam module according to claim 1, characterized in that, The low beam reflector bowl is provided with a groove structure at the root thereof, the groove structure projecting light emitted by the low beam light source to form a bright-dark boundary line of a low beam distribution.

5. The high / low beam module according to claim 4, characterized in that The low beam focal point of the lens assembly is located at the groove structure.

6. The high / low beam module according to claim 4, characterized in that The low beam reflector bowl has at least 8 low beam reflecting surfaces, the groove structure projects a low beam cutoff line through the lens assembly, and the low beam cutoff line is formed by splicing at least 8 groove structures.

7. The high / low beam module according to claim 1, characterized in that, The high beam reflector bowl comprises a first high beam reflector bowl provided on one side of the low beam reflector bowl and a second high beam reflector bowl provided on the other side of the low beam reflector bowl, the first high beam reflector bowl has at least 4 high beam reflecting surfaces, and the second high beam reflector bowl has at least 2 high beam reflecting surfaces.

8. The high / low beam module according to claim 1, characterized in that, The length of the lens assembly is 200mm-250mm, and the width of the lens assembly is 15mm-20mm.

9. The high / low beam module according to claim 1, characterized in that, Both ends of the lens assembly are provided with mounting arms, the mounting arms being fixed to the heat sink through first connecting members; The middle part of the lens assembly extends to one end of the heat sink and is provided with a first mounting structure, the first mounting structure being fixed to the heat sink through the first connecting members; The low beam reflector bowl is provided with a second mounting structure, the second mounting structure being fixed to the heat sink through the first connecting members.

10. A vehicle lamp characterized by The high-low beam module as claimed in any one of claims 1-9 is provided.

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