CN210441138U - Lamp module structure - Google Patents
Lamp module structure Download PDFInfo
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- CN210441138U CN210441138U CN201921767008.5U CN201921767008U CN210441138U CN 210441138 U CN210441138 U CN 210441138U CN 201921767008 U CN201921767008 U CN 201921767008U CN 210441138 U CN210441138 U CN 210441138U
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- lamp module
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Abstract
The utility model belongs to the technical field of optical lighting, in particular to a lamp module structure, which comprises a lamp body and a radiator, wherein the radiator is connected with the lamp body, the lamp body is provided with a support, a luminous component and a light guide lens are arranged in the support, the light guide lens is positioned on the light emitting surface of the luminous component, the light guide lens is provided with a light inlet surface and a light outlet surface, the light guide lens is provided with an electroplated layer at the downward concave part of one end surface opposite to the light inlet surface, the electroplated layer and the light guide lens form a first light reflecting surface, the light beam of the luminous component is incident to the first light reflecting surface through the light inlet surface and then is reflected to the light outlet surface through the first light reflecting surface, compared with the prior art, the utility model can effectively improve the light spot, enhance the brightness and the light efficiency utilization rate of lighting, and simultaneously, the uniformity can control the lighting distance by, the adjustability and the applicability of the lamp module are improved.
Description
Technical Field
The utility model belongs to the technical field of the optical lighting, concretely relates to lamp module structure.
Background
The automobile headlamp is an important component of an automobile and is mainly used for lighting and playing a role in safety warning for pedestrians or other drivers. Generally, the headlights of a car can emit two beams, a high beam and a low beam, the high beam is usually used on a road without a vehicle coming from the opposite side or when the car is running at a relatively high speed, and the low beam is usually used when the car is on a meeting road or a road with a bright city.
Conventional automobile headlamps usually use halogen bulbs as illumination light sources, but such automobile headlamps usually have large power, low brightness and high power consumption. In recent years, the technical development of LED lamps is rapid, and in view of the advantages of long service life, low power consumption, flexible control and the like of LED light sources, there is also a design of car headlights using LED lamps for illumination, and the existing car headlights on the market generally arrange LED lamp beads on one side of a radiator, and then reflect light emitted by the LED lamp beads through a reflective cup, and such a structure generally has the following defects:
1) because the LED lamp beads are point light sources or surface light sources, multi-angle light emitting cannot be realized like a traditional halogen lamp when the LED lamp beads are directly reflected by the reflecting cup, a large number of light spots are easily generated, and the illumination effect is not uniform;
2) the lighting distance of the automobile headlamp and the light type of the automobile lamp are not easy to adjust and difficult to control in a reasonable range.
In view of the above, it is necessary to provide a solution for a headlamp of an automobile using an LED lamp to overcome the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: to prior art's not enough, and the lamp module structure that provides, through this lamp module structure, can effectively improve irradiant degree of consistency, the luminance and the light efficiency utilization ratio of reinforcing illumination, simultaneously, can also improve the controllability of lamp module through adjusting the distance that leaded light lens controlled the illumination.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a lamp module structure, includes lamp body and radiator, the radiator with the lamp body is connected, the lamp body is equipped with the support, install light-emitting component and leaded light lens in the support, leaded light lens is located on light-emitting component's the light emitting area, leaded light lens has into plain noodles and goes out the plain noodles, leaded light lens with the terminal surface undercut that advances the plain noodles relative is provided with the plating layer, the plating layer with leaded light lens forms first reflection of light face, light-emitting component's light beam passes through advance the plain noodles incide to first reflection of light face, again by first reflection of light face reflect light extremely go out the plain noodles.
As right the utility model discloses in the improvement of lamp module group structure, go out the plain noodles set up in leaded light lens's lateral part, it is the arc structure to go out the plain noodles. The light-emitting surface is arranged to be in an arc-shaped structure, so that the uniformity of light rays on the light-emitting surface can be further improved, and the illumination effect is enhanced.
As right the utility model discloses in the improvement of lamp module structure, the cross-section of first reflection of light face has toper, U-shaped or the arc structure of radian for both sides. Set up like this, can make light follow light guide lens's both sides reflection light behind the first reflection of light face, realize the effect of 360 even light-emitting.
As right the utility model discloses in the improvement of lamp module structure, light-emitting component includes circuit board and LED lamp, the LED lamp set up in on the circuit board, the LED lamp with circuit board electric connection. The LED lamp is used for providing light for illumination, can use single lamp bead or the mode that a plurality of lamp beads were arranged, can carry out reasonable adaptation according to the production requirement of reality.
As right the utility model discloses in the improvement of lamp module assembly structure, the radiator include the heat-conducting part and with the heat-conducting part is connected radiating part as an organic whole, the heat-conducting part stretches into in the support and with the circuit board is connected. The heat conducting part is used for transferring heat generated by the work of the light emitting assembly to the heat radiating part to play a role in conducting heat; the radiating part carries out the heat exchange with this part heat and air, plays the effect of cooling to light emitting component, improves light emitting component's life.
As right the utility model discloses in the improvement of lamp module group structure, the heat-conducting portion with be equipped with the heat-conducting layer between the circuit board. Because there is certain roughness between light-emitting component and the heat-conducting portion, can have certain thermal impedance in the heat transfer process, consequently, add the one deck heat-conducting layer, can effectively improve coefficient of heat conductivity between the two to improve heat conductivility, accelerate the efficiency of heat conduction, in order to obtain better heat conduction effect, the utility model provides a heat-conducting layer can adopt heat conduction silicone grease or heat conduction silica gel pad commonly used.
As right the utility model discloses in the improvement of lamp module group structure, the surface of radiating part is provided with the draw-in groove. The clamping groove is used for being connected with an external waterproof ring or an external waterproof pad, and plays a role in connection and water prevention.
As an improvement to the lamp module structure of the present invention, the thickness of the electroplated layer is 4 μm to 20 μm. In order to ensure the lighting effect, the electroplated layer cannot be set too thick or too thin, if the electroplated layer is too thin, the light reflecting capability of the electroplated layer is reduced, and light can possibly penetrate through the electroplated layer to influence the light reflecting effect; of course, the plating layer should not be too thick, and if it is too thick, it is liable to crack or fall off, and the production cost is also increased.
As right the utility model discloses in the improvement of lamp module group structure, still include the reflector, the reflector with lamp body fixed connection, the reflector be used for with the light beam that the play plain noodles jetted out reflects.
As right the utility model discloses in the improvement of lamp module structure, the reflection of light body is bowl shape or toper structure, the reflection of light body has the cavity, the lamp body is located the cavity, the inner wall of cavity is provided with the second reflection of light face. Light becomes more even after passing through the light guide lens, light spots are reduced, and uniform and stable illumination is realized through the reflection effect of the second reflecting surface.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
1) the light guide lens is arranged on the light emitting surface of the light emitting component, and the light can be homogenized through the light guide and reflection effects of the light guide lens, so that the uniformity of the light is effectively improved;
2) the first reflecting surface of the utility model reflects light by the electroplated layer, which has good reflecting effect and small light consumption, and is helpful to enhance the illumination brightness and the light efficiency utilization rate;
3) because the utility model provides a light reflects through leaded light lens, consequently, can come the distance of control illumination and car headlight's light type through the light inlet face, first plane of reflection and the play plain noodles of adjusting among the leaded light lens, saves the space of adjusting, improves the suitability.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided to explain the invention and not to constitute an undue limitation on the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
wherein, 1-lamp body; 2-a heat sink; 3-a reflector; 11-a scaffold; 12-a light emitting component; 13-a light-guiding lens; 14-a plating layer; 21-a heat conducting portion; 22-a heat sink; 31-a cavity; 121-a circuit board; 122-LED lamps; 131-a light inlet surface; 132-a light-emitting surface; 133-a first light-reflecting surface; 221-card slot; 311-second light reflecting surface.
Detailed Description
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", horizontal "and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.
As shown in fig. 1, a lamp module structure includes a lamp body 1 and a heat sink 2, the heat sink 2 is connected to the lamp body 1, the lamp body 1 is provided with a support 11, a light emitting assembly 12 and a light guiding lens 13 are installed in the support 11, the light guiding lens 13 is located on a light emitting surface of the light emitting assembly 12, the light guiding lens 13 has a light inlet surface 131 and a light outlet surface 132, the light guiding lens 13 is provided with an electroplated layer 14 at a downward recess of an end surface opposite to the light inlet surface 131, the electroplated layer 14 and the light guiding lens 13 form a first light reflecting surface 133, a light beam of the light emitting assembly 12 enters the first light reflecting surface 133 through the light inlet surface 131, and then is reflected to the light outlet. The utility model discloses in, light-emitting component 12 work is luminous, and light can make the light homogenization through the leaded light of light guide lens 13 and the effect of reflection to can prevent to produce the different facula of a large amount of illumination intensity, improve the homogeneity of illumination, adjust luminance owing to add light guide lens 13 in addition, consequently, can control the distance of illumination through angles or shapes such as first reflection of light face 133 and light inlet face 131 in the adjustment light guide lens 13, improved greatly the utility model discloses an applicability.
In addition, it should be noted that light guide lens 13 can adopt the higher lens of refracting index, the light transmissivity is better to reduce light and at reflection in-process loss, further improve the utilization ratio of light efficiency, in this embodiment, light guide lens 13's refracting index is 1.474, and the luminousness is 90%, and this embodiment can reach better effect when actual illumination, but above-mentioned data do not regard as right the utility model discloses a limit.
Preferably, the light emitting surface 132 is disposed at a side portion of the light guide lens 13, and the light emitting surface 132 is an arc-shaped structure. The light emitting surface 132 is configured to be an arc-shaped structure, so that the uniformity of light rays on the light emitting surface 132 can be further improved, and the illumination effect can be enhanced.
Preferably, the first light reflecting surface 133 has a cross section of a conical, U-shaped or arc structure with two sides having a curvature. With such an arrangement, light can be reflected along two sides of the light guide lens 13 after passing through the first reflective surface 133, and a 360-degree uniform light emitting effect is achieved.
Preferably, the light emitting assembly 12 includes a circuit board 121 and an LED lamp 122, the LED lamp 122 is disposed on the circuit board 121, and the LED lamp 122 is electrically connected to the circuit board 121. The LED lamp 122 is used to provide light for illumination, so that a single lamp bead or a plurality of lamp beads can be used for arrangement, in this embodiment, a single LED lamp bead with a power of 12 watts and a lumen value of 1200 lumens is used, which not only effectively meets the actual illumination requirement, but also plays a role in energy saving due to lower power.
Preferably, the heat radiator 2 includes a heat conducting portion 21 and a heat radiating portion 22 integrally connected to the heat conducting portion 21, and the heat conducting portion 21 extends into the holder 11 and is connected to the circuit board 121. The heat conducting portion 21 and the heat dissipating portion 22 respectively conduct heat conduction and heat dissipation, and they are mainly for accelerating heat transfer of heat, so the heat conducting portion 21 and the heat dissipating portion 22 can both be made of metal with high heat transfer coefficient or other materials, such as copper, aluminum, silver, etc., but due to cost, aluminum can be generally used, and weight can also be reduced. In addition, in order to further enhance the heat dissipation effect of the heat dissipation body 2, a heat conduction layer, such as a heat conduction silicone grease or a heat conduction silicone pad, may be further added between the heat conduction portion 21 and the circuit board 121, on one hand, the thermal impedance between the light emitting assembly 12 and the heat conduction portion 21 may be effectively reduced, thereby improving the heat conduction performance therebetween and accelerating the heat conduction efficiency; on the other hand, local overheating caused by poor contact between the heat conduction portion 21 and the circuit board 121 can be prevented, and the stability of heat dissipation can be enhanced.
Preferably, the heat dissipation portion 22 has a surface provided with a card slot 221. The additional arrangement of the clamping groove 221 can be used for being connected with an external waterproof ring or an external waterproof pad, and plays a role in connection and water prevention.
Preferably, the thickness of the plating layer 14 is 4 μm to 20 μm. In order to ensure the illumination effect, the electroplated layer 14 cannot be too thick or too thin, if the electroplated layer 14 is too thin, the ability of reflecting light is reduced, and the light may penetrate through the electroplated layer 14, thereby affecting the light reflection effect; of course, the plating layer 14 should not be too thick, and if it is too thick, it is liable to crack or fall off, and the production cost is also increased.
Preferably, the lamp further includes a reflector 3, the reflector 3 is fixedly connected to the lamp body 1, the reflector 3 is configured to reflect the light beam emitted from the light exit surface 132, the reflector 3 is in a bowl-shaped or conical structure, the reflector 3 has a cavity 31, the lamp body 1 is located in the cavity 31, and a second light reflecting surface 311 is disposed on an inner wall of the cavity 31. The light rays become more uniform after passing through the light guide lens 13, and light spots are reduced, so that uniform and stable illumination can be realized after the direct reflection action of the second reflecting surface 311; in addition, because reflector 3 also can reflect light, consequently, also can come fine adjustment to the lamp type of car headlight according to the direction of adjusting light and the shape of second reflection of light face 311 when actual operation, further improve the utility model discloses an adjustability and suitability.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. The utility model provides a lamp module structure, includes lamp body (1) and radiator (2), radiator (2) with lamp body (1) are connected, its characterized in that: lamp body (1) is equipped with support (11), install light emitting component (12) and light guide lens (13) in support (11), light guide lens (13) are located on the light emitting surface of light emitting component (12), light guide lens (13) have into plain noodles (131) and go out plain noodles (132), light guide lens (13) with the relative terminal surface undercut of light entering face (131) is provided with electroplated layer (14), electroplated layer (14) with light guide lens (13) form first reflection of light face (133), the light beam of light emitting component (12) passes through light entering face (131) incidenting to first reflection of light face (133), again by first reflection of light face (133) reflect light extremely go out plain noodles (132).
2. The lamp module structure as claimed in claim 1, wherein: the light emitting surface (132) is arranged on the side portion of the light guide lens (13), and the light emitting surface (132) is of an arc-shaped structure.
3. The lamp module structure as claimed in claim 1, wherein: the cross section of the first light reflecting surface (133) is of a conical, U-shaped or arc-shaped structure with radian at two sides.
4. The lamp module structure as claimed in claim 1, wherein: the light-emitting component (12) comprises a circuit board (121) and an LED lamp (122), the LED lamp (122) is arranged on the circuit board (121), and the LED lamp (122) is electrically connected with the circuit board (121).
5. The lamp module structure according to claim 4, wherein: the radiator (2) comprises a heat conducting part (21) and a heat radiating part (22) which is connected with the heat conducting part (21) into a whole, and the heat conducting part (21) extends into the support (11) and is connected with the circuit board (121).
6. The lamp module structure according to claim 5, wherein: a heat conduction layer is arranged between the heat conduction part (21) and the circuit board (121).
7. The lamp module structure according to claim 5, wherein: the surface of the heat dissipation part (22) is provided with a clamping groove (221).
8. The lamp module structure as claimed in claim 1, wherein: the thickness of the electroplated layer (14) is 4-20 mu m.
9. The lamp module structure as claimed in claim 1, wherein: the LED lamp further comprises a reflector (3), the reflector (3) is fixedly connected with the lamp body (1), and the reflector (3) is used for reflecting light beams emitted from the light emitting surface (132).
10. The lamp module structure according to claim 9, wherein: the lamp body (1) is arranged on the inner wall of the cavity (31), and a second light reflecting surface (311) is arranged on the inner wall of the cavity (31).
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CN201921767008.5U CN210441138U (en) | 2019-10-21 | 2019-10-21 | Lamp module structure |
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CN201921767008.5U CN210441138U (en) | 2019-10-21 | 2019-10-21 | Lamp module structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111981429A (en) * | 2020-08-06 | 2020-11-24 | 珠海市正远光电科技有限公司 | LED car lamp module |
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2019
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111981429A (en) * | 2020-08-06 | 2020-11-24 | 珠海市正远光电科技有限公司 | LED car lamp module |
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Address after: 523000 Room 201, building 21, 96 Kechuang Road, Nancheng street, Dongguan City, Guangdong Province Patentee after: Junxi lighting (Dongguan) Co.,Ltd. Address before: 523000 unit 305, building 1, phase I, Lianke International Information Industry Research Center, shuilianshan Road, Nancheng street, Dongguan City, Guangdong Province Patentee before: Guangdong Junxi Optical Co.,Ltd. |
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CP03 | "change of name, title or address" |