CN216644073U

CN216644073U - Far and near optical module with small light-emitting window

Info

Publication number: CN216644073U
Application number: CN202123358538.4U
Authority: CN
Inventors: 辛忠华; 张棱; 姜建伟
Original assignee: Varroc TYC Auto Lamps Co Ltd
Current assignee: Varroc TYC Auto Lamps Co Ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-31
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a distance and near light module with a small light emitting window, which comprises a lens component and a light guide component, wherein the lens component is fixedly connected with the light guide component, the lens component is used for emitting light, the light guide component is used for controlling the distribution space of a light source, the lens component comprises a lens, a lens support, a light screen and a light screen support, one end of the lens is connected with one end of the lens support in a buckling mode, the light screen is connected with the light screen in a buckling mode, and the light screen support is arranged on the lens support.

Description

Far and near optical module with small light-emitting window

Technical Field

The utility model relates to the technical field of distance light modules, in particular to a distance light module with a small light outlet window.

Background

In the current automobile market, the appearance of the automobile is on the trend of diversification and stylization, the automobile headlight, also called as automobile headlight, is used as the eyes of the automobile, the automobile headlight is closely connected with safe driving under night driving or bad weather conditions, the headlight is used as the appearance piece and the front part of the automobile, the automobile headlight is required to meet the basic lighting performance and the beauty, under the condition, a plurality of decoration parts occupying the inner space of the automobile headlight are added in the lamp, and the automobile is developed towards miniaturization and flattening, therefore, the light source in the automobile headlight needs to be reduced to meet the requirement of modeling, the light emitting surface of the traditional high and low beam module is usually round or oval and rectangular with larger size, and the lens used by the high and low beam module occupies more appearance surface space, thus greatly influencing the aesthetic feeling of the appearance of the automobile headlight, meanwhile, the distribution of the light source space needs to be improved, so a near-far light film set with a small light emitting window is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention provides a high beam module with a small light-emitting window to solve the above problems in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: a distance light module with a small light emitting window comprises a lens assembly and a light guide assembly, wherein the lens assembly is fixedly connected with the light guide assembly, the lens assembly is used for emitting light, the light guide assembly is used for controlling the distribution space of a light source, the lens assembly comprises a lens, a lens support, a light screen and a light screen support, the lens is connected with one end of the lens support in a buckling mode, the light screen is connected with the light screen in a buckling mode, and the light screen support is arranged on the lens support;

furthermore, the length of the lens is 60 +/-5 mm, the height of the lens is 30 +/-5 mm, the outer side of the lens is a light-emitting surface, the inner side of the lens is a light-entering surface, the light-emitting surface and the light-entering surface are both single continuous curved surfaces, the light-emitting surface of the lens and the light-entering surface of the lens are both convex spherical surfaces, the curvature of the light-entering surface of the lens is smaller than that of the light-emitting surface of the lens, the two ends of the lens support are communicated, the side edge of the lens support is closed, one end of the lens support is in enveloping contact with the outer side of the lens, two corresponding side walls of one end of the lens support, which is close to the lens, are respectively provided with a first buckle, and the lens support is connected with the side edge of the lens through the buckles;

further, the light guide assembly comprises a low-beam light guide, a high-beam light guide, an LED circuit board and a radiator, one side of the radiator is fixedly connected with the lens support, the LED circuit board is fixedly connected with one side of the radiator, the low-beam light guide is positioned above the high-beam light guide, the low-beam light guide and the high-beam light guide are both fixedly connected with the LED circuit board, low-beam LED particles and high-beam LED particles are distributed on the LED circuit board, the low-beam LED particles are used for distributing low-beam light sources, and the high-beam LED particles are used for distributing high-beam light sources;

further, the short-distance beam light guide includes a first light gathering tube, the first light gathering tube is the round platform form, first light gathering tube one side is equipped with first play plain noodles, first light gathering tube opposite side is equipped with the indent space, first play plain noodles includes the evagination curved surface of the adjacent setting of a plurality of, and is every adjacent be equipped with the segment difference between the evagination curved surface, a first light gathering tube corresponds the setting with short-distance beam LED granule position, a first light gathering tube both sides and LED circuit board fixed connection

Furthermore, the high beam light guide comprises a second condenser tube, the second condenser tube is also in a round table shape, one side of the second condenser tube is provided with a second light-emitting surface, the other side of the second condenser tube is also provided with an inner concave space, the second light-emitting surface also comprises a plurality of convex curved surfaces which are adjacently arranged, a section difference is also arranged between every two adjacent convex curved surfaces, the number of the convex curved surfaces on one side of the second condenser tube is smaller than that of the convex curved surfaces on one side of the first condenser tube, the second condenser tube is arranged corresponding to the high beam LED particles, and two sides of the second condenser tube are fixedly connected with the LED circuit board;

furthermore, the light screen comprises corrosion resistant plate one and corrosion resistant plate two, the thickness of corrosion resistant plate one is 0.1mm, the thickness of corrosion resistant plate two is 0.5mm, corrosion resistant plate one is located two tops of corrosion resistant plate, corrosion resistant plate one with two one side fixed connection of corrosion resistant plate, light screen support both sides are equipped with the second buckle, the light screen support passes through the second buckle and is connected with light screen buckle formula.

Compared with the prior art, the utility model has the following beneficial effects:

1. this distance and near light module can the wide application in car light, connect compactly between lens subassembly and the light guide subassembly, when having satisfied car light basic lighting performance and outward appearance handsome in appearance, still have the characteristics that occupation space position is little, and, on the development direction based on current car light miniaturization, platyzation structure, this distance and near light is integrated passes through the lens subassembly and has still realized the effect that its internal light source space also reduces by a wide margin that the structure molding becomes along with the car, be favorable to improving car headlight's performance.

2. The design of the length and height data of the lens can enable the light emitting window to reach an illumination area of (60 +/-5 mm) × (30 +/-5) mm, the light emitting area of the lens is in an ellipse-like shape in a front view, and compared with the traditional long-distance and short-distance optical module with a circular light emitting surface or a large-size ellipse or rectangle, the lens is small in appearance structure, the light emitting surface of the lens is correspondingly reduced, and the problem that the lens with a large size occupies a large appearance surface space is effectively solved.

3. Adopt more passing light guide evagination curved surface, enlarge the illumination zone, can be so that the illumination zone on road surface is bigger, to the driver realize the scope just more clear, be favorable to guaranteeing driver's driving safety, adopt less distance light guide evagination curved surface, the width that can reduce the illumination zone makes illumination concentrate together, is favorable to concentrating the light illumination distant place.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall explosive structure of the present invention;

FIG. 2 is a schematic view of the present invention in its entirety;

FIG. 3 is a schematic diagram of the construction of a low-beam light guide and a high-beam light guide of the present invention;

in the figure: 1. a lens assembly; 2. a light guide assembly; 11. a lens; 12. a lens holder; 13. a visor; 14. a visor mount; 15. a first buckle; 16. a second buckle; 21. a low beam light guide; 211. a first condenser tube; 212. a first light emitting surface; 22. a high beam light guide; 221. a second condenser tube; 222. a second light emitting surface; 23. an LED circuit board; 24. a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a distance light module with a small light emitting window comprises a lens assembly 1 and a light guide assembly 2, wherein the lens assembly 1 is fixedly connected with the light guide assembly 2, the lens assembly 1 is used for emitting light, the light guide assembly 2 is used for controlling the distribution space of a light source, the lens assembly 1 comprises a lens 11, a lens support 12, a light screen 13 and a light screen support 14, one end of the lens 11 is connected with one end of the lens support 12 in a buckling mode, the light screen 13 is connected with the light screen support 14 in a buckling mode, and the light screen support 14 is arranged on the lens support 12;

light guide component 2 produces passing light source and distance light source, the light source of production is followed lens subassembly 1 end light-emitting, be used for far away illumination and near illumination, lens support 12 is used for installing lens 11, light screen 13 is used for the shading, light screen support 14 is used for installing light screen 13, this distance light module can wide application in car light, connect compactly between lens subassembly 1 and the light guide component 2, when having satisfied car light basic lighting performance and outward appearance handsome in appearance, still have the little characteristics in occupation space position, and, in the development direction based on current car light miniaturization, the flattening structure, this distance light is integrated with integrative module has still realized the effect that its internal light source space also reduces by a wide margin along with car structure molding through lens subassembly 1, be favorable to improving the performance of car headlight.

The lens is used for concentrating light and emitting light, the length of the lens 11 is 60 +/-5 mm, the height of the lens 11 is 30 +/-5 mm, the outer side of the lens 11 is a light-emitting surface, the inner side of the lens 11 is a light-entering surface, the light-emitting surface and the light-entering surface are both single continuous curved surfaces, the light-emitting surface of the lens 11 and the light-entering surface of the lens 11 are both convex spherical surfaces, the curvature of the light-entering surface of the lens 11 is smaller than that of the light-emitting surface of the lens 11, two ends of the lens support 12 are communicated, the side edge of the lens support 12 is closed, one end of the lens support 12 is in enveloping contact with the outer side of the lens 11, two corresponding side walls of one end, close to the lens 11, of the lens support 12 are respectively provided with a first buckle 15, and the lens support 12 is connected with the side edge of the lens 11 through the first buckles 15;

based on the visual angle of the driver, the design of the length and height data of the lens 11 can make the light-emitting window reach an illumination area of (60 ± 5mm) × (30 ± 5) mm, the light-emitting area of the lens 11 is in an ellipse-like shape in a front view, compared with the traditional light-emitting area of the distance and passing light module which is circular or elliptical or rectangular with larger size, the lens 11 has a small appearance structure, and the light-emitting area of the lens 11 is correspondingly reduced, so that the problem that the lens 11 with larger size occupies more space of the appearance surface is effectively solved, the lens 11 is a hyperbolic sphere, two ends of the lens support 12 are communicated, one end of the lens support is connected with the lens 11, the other end of the lens support is connected with the light guide component 2, and the lens 11 is connected with the light guide component 2 through the lens support 12.

The light guide component 2 comprises a low-beam light guide 21, a high-beam light guide 22, an LED circuit board 23 and a radiator 24, one side of the radiator 24 is fixedly connected with the lens support 12, the LED circuit board 23 is fixedly connected with one side of the radiator 24, the low-beam light guide 21 is positioned above the high-beam light guide 22, the low-beam light guide 21 and the high-beam light guide 22 are both fixedly connected with the LED circuit board 23, low-beam LED particles and high-beam LED particles are distributed on the LED circuit board 23, the low-beam LED particles are used for distributing low-beam light sources, and the high-beam LED particles are used for distributing high-beam light sources; the heat sink 24 is used to dissipate heat of the LED board 23.

The low-beam light guide 21 comprises a first light gathering tube 211, the first light gathering tube 211 is in a circular truncated cone shape, one side of the first light gathering tube 211 is provided with a first light emitting surface 212, the other side of the first light gathering tube 211 is provided with an inner concave space, the first light emitting surface 212 comprises a plurality of adjacent outer convex curved surfaces, a section difference is arranged between every two adjacent outer convex curved surfaces, the first light gathering tube 211 is arranged corresponding to the low-beam LED particles, and two sides of the first light gathering tube 211 are fixedly connected with the LED circuit board 23;

the high-beam light guide 22 comprises a second condenser tube 221, the second condenser tube 221 is also in a circular truncated cone shape, one side of the second condenser tube 221 is provided with a second light-emitting surface 222, the other side of the second condenser tube 221 is also provided with an inner concave space, the second light-emitting surface 222 also comprises a plurality of convex curved surfaces which are adjacently arranged, a section difference is also arranged between every two adjacent convex curved surfaces, the number of the convex curved surfaces on one side of the second condenser tube 221 is smaller than that of the convex curved surfaces on one side of the first condenser tube 211, the second condenser tube 221 is arranged corresponding to the high-beam LED particles, and the two sides of the second condenser tube 221 are fixedly connected with the LED circuit board;

the first light emitting surface 212 is used for emitting near light, the second light emitting surface 222 is used for emitting far light, the concave space of the near light guide 21 is used for absorbing the near light LED particles and emitting light, the concave space of the far light guide 22 is used for absorbing the far light LED particles and emitting light, the first condensing barrels 211 are provided with a plurality of first condensing barrels 211, the first condensing barrels 211 are in one-to-one correspondence with the first light emitting surfaces 212, similarly, the second condensing barrels 221 are provided with a plurality of second condensing barrels 221, the second condensing barrels 221 are in one-to-one correspondence with the second light emitting surfaces 222, the number of the convex curved surfaces on one side of the second condensing barrels 221 is smaller than that of the convex curved surfaces on one side of the first condensing barrels 211, for example, in the embodiment, the near light guide 21 has 7 convex curved surfaces and the far light guide 22 has 5 convex curved surfaces, the near light guide 21 has at least 5 convex curved surfaces, the far light guide 22 has at least 3 convex curved surfaces, and the convex curved surfaces of the far light guide 22 are fewer than the convex curved surfaces of the near light guide 21, the dipped beam light source is used for irradiating the road surface to play a role in illumination, to the road surface region, its required illumination face has about and illumination region from top to bottom, this region is better more under the prerequisite that does not influence other performances, thereby adopt more dipped beam light guide 21 evagination curved surface, enlarge the illumination region, can make the illumination zone on road surface bigger, it is just more clear to realize the scope to the driver, be favorable to guaranteeing driver's driving safety, the space region that the distance light source is used for the illumination front end plays concentrated light and prevents driver dazzling effect, to the space region of front end, the distance light source need not be the region of a wide scope, its required illumination face is concentrated one group, so adopt less distance light guide 22 evagination curved surface, a width that reduces the illumination region makes illumination concentrate together.

The shading plate 13 is composed of a first stainless steel plate and a second stainless steel plate, the thickness of the first stainless steel plate is 0.1mm, the thickness of the second stainless steel plate is 0.5mm, the first stainless steel plate is positioned above the second stainless steel plate, the first stainless steel plate is fixedly connected with one side of the second stainless steel plate, second buckles 16 are arranged on two sides of a shading plate support 14, and the shading plate support 14 is connected with the shading plate 13 in a buckling mode through the second buckles 16;

the first stainless steel plate of 0.1mm and the second stainless steel of 0.5mm are installed on the light screen support 14 as a whole, and the first stainless steel plate of 0.1mm is used for guaranteeing the definition of far and near light bright and dark cut-off line, and the first stainless steel plate of 0.1mm can produce a dark space if adopting thicker panel, and the light source can not hit this region, has avoided the appearance of dark space effectively to cause the influence to the driver.

The working principle of the utility model is as follows: lens 11 and the buckle of lens support 12 are connected, light screen 13 and the buckle of light screen support 14 are connected, light screen support 14 passes through screwed connection with lens support 12, lens subassembly 1 installation completion this moment, screwed connection is passed through with radiator 24 one side to LED circuit board 23, passing light guide 21 passes through screwed connection with LED circuit board 23, distance light guide 22 passes through screwed connection with LED circuit board 23, light guide subassembly 2 installation completion this moment, last radiator 24 passes through screwed connection with lens support 12, accomplish the installation of whole far and near light module this moment, passing light LED granule and distance light LED granule produce the light source, absorb passing light source or distance light source through its indent space that corresponds light guide one side and inhale, and send the light to the position of lens 11, lens 11 goes out distance light or goes out the passing light and throws light on the place ahead and throw light on.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a far and near optical module of little light-emitting window which characterized in that: including lens subassembly (1) and light guide assembly (2), lens subassembly (1) and light guide assembly (2) fixed connection, lens subassembly (1) is used for the light-emitting, light guide assembly (2) are used for controlling the distribution space of light source, lens subassembly (1) is including lens (11), lens support (12), light screen (13) and light screen support (14), lens (11) are connected for the buckle formula with lens support (12) one end, light screen (13) are connected with light screen support (14) buckle formula, light screen support (14) are located on lens support (12).

2. A high and low beam module with small light exit window as claimed in claim 1, wherein: lens (11) length is 60 ± 5mm, lens (11) height is 30 ± 5mm, the play plain noodles in lens (11) outside, lens (11) inboard is the income plain noodles, it is single continuous curved surface to go out the plain noodles and go into the plain noodles, the play plain noodles of lens (11) and the income plain noodles of lens (11) are protruding sphere, the camber that lens (11) go into the plain noodles is less than the camber that lens (11) go out the plain noodles, lens support (12) both ends link up, lens support (12) side is sealed, lens support (12) one end and lens (11) outside envelope formula contact, lens support (12) are close to all to first buckle (15) on the one end two corresponding lateral walls of lens (11), lens support (12) are connected with lens (11) side through first buckle (15).

3. A high and low beam module with small light exit window as claimed in claim 1, wherein: light guide component (2) are including passing light guide (21), distance light guide (22), LED circuit board (23) and radiator (24), radiator (24) one side and lens holder (12) fixed connection, LED circuit board (23) and radiator (24) one side fixed connection, passing light guide (21) are located distance light guide (22) top, passing light guide (21) and distance light guide (22) all with LED circuit board (23) fixed connection, the distribution is provided with passing light LED granule and distance light LED granule on LED circuit board (23), passing light LED granule is used for distributing passing light source, distance light LED granule is used for distributing distance light source.

4. A high and low beam module with small light exit window as claimed in claim 3, wherein: the low beam light guide (21) includes a first light gathering section of thick bamboo (211), a first light gathering section of thick bamboo (211) is the round platform form, a first light gathering section of thick bamboo (211) one side is equipped with first play plain noodles (212), a first light gathering section of thick bamboo (211) opposite side is equipped with the indent space, a first evagination curved surface that goes out plain noodles (212) and include the adjacent setting of a plurality of, every is adjacent be equipped with the segment difference between the evagination curved surface, a first light gathering section of thick bamboo (211) corresponds the setting with low beam LED granule position, a first light gathering section of thick bamboo (211) both sides and LED circuit board (23) fixed connection.

5. A distance and near light module of small light-emitting window according to claim 4, characterized in that: the high beam light guide (22) comprises a second condenser tube (221), the second condenser tube (221) is also in a round table shape, one side of the second condenser tube (221) is provided with a second light emitting surface (222), the other side of the second condenser tube (221) is also provided with an inner concave space, the second light emitting surface (222) also comprises a plurality of outer convex curved surfaces which are adjacently arranged, each outer convex curved surface is adjacent to each other, the number of the outer convex curved surfaces on one side of the second condenser tube (221) is smaller than that of the outer convex curved surfaces on one side of the first condenser tube (211), the second condenser tube (221) is correspondingly arranged with the high beam LED particle position, and two sides of the second condenser tube (221) are fixedly connected with the LED circuit board.

6. A high and low beam module with small light exit window as claimed in claim 1, wherein: light screen (13) comprise corrosion resistant plate one and corrosion resistant plate two, the thickness of corrosion resistant plate one is 0.1mm, the thickness of corrosion resistant plate two is 0.5mm, corrosion resistant plate one is located corrosion resistant plate two tops, corrosion resistant plate one and two one side fixed connection of corrosion resistant plate, light screen support (14) both sides are equipped with second buckle (16), light screen support (14) are connected with light screen (13) buckle formula through second buckle (16).