CN209782494U - Prism total reflection type short-distance beam module and car lamp - Google Patents
Prism total reflection type short-distance beam module and car lamp Download PDFInfo
- Publication number
- CN209782494U CN209782494U CN201920574896.2U CN201920574896U CN209782494U CN 209782494 U CN209782494 U CN 209782494U CN 201920574896 U CN201920574896 U CN 201920574896U CN 209782494 U CN209782494 U CN 209782494U
- Authority
- CN
- China
- Prior art keywords
- total reflection
- prism
- light
- beam module
- prism total
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model provides a prism total reflection type dipped beam module and a car light, wherein the prism total reflection type dipped beam module comprises a light-emitting element and a projection element; the projection element is of an integrated structure and comprises a lower light gathering structure, a right prism total reflection structure, a middle light ray cut-off structure and a front lens structure, wherein the light ray cut-off structure is arranged between the lens structure and the prism total reflection structure. The car light comprises the dipped beam module. Compared with the traditional projection type dipped beam module, the dipped beam module has no special baffle structure, and meanwhile, the LED positions can be arranged according to the limited lamp body space, so that the cavity length of the lamp body is shortened, and the space utilization rate is improved; and the module is an integral part, has no assembly error and has higher relative precision.
Description
Technical Field
The utility model belongs to the technical field of the car light, more specifically say, relate to a prism total reflection formula short-distance beam module and car light.
Background
With the development of the modern automobile industry, the requirements of customers on the appearance and the shape of the automobile are more and more strict; the automobile lamp is especially important as an eye and an illumination system of an automobile model; however, the projection or mirror low beam module is very limited both in terms of shape and space, typically in the form of a round or approximately square lens, which obviously will not be able to accommodate the future requirements of the customer for low beam modules. More and more customers are getting bored of the previous single mode of low beam styling and are seeking new, varied, personalized and technological styling. The traditional projection type dipped beam module generally comprises a light source, a reflector, a baffle and a lens, wherein light passes through the reflector and the lens, reflection loss exists in the reflector, reflection loss and refraction loss exist on the surface of the lens when the light passes through the lens, and the utilization efficiency of the light is low; meanwhile, the assembly error between the system parts is large, and the precision is difficult to ensure.
Disclosure of Invention
An object of the utility model is to provide a prism total reflection formula short-distance beam module and car light to solve the technical problem that the error that exists among the prior art is big, bulky, space utilization is low.
In order to achieve the above object, the utility model adopts the following technical scheme: a prism total reflection type dipped beam module comprises a light-emitting element and a projection element; the projection element is of an integrated structure and comprises a lower light gathering structure, a right prism total reflection structure, a middle light ray cut-off structure and a front lens structure, wherein the light ray cut-off structure is arranged between the lens structure and the prism total reflection structure.
As the utility model discloses a further optimization, prism total reflection structure is the total reflection prism, and wherein the plane of reflection of prism is the total reflection face.
As the utility model discloses a further optimization, it increases anti-membrane to have plated on the total reflection face of prism total reflection structure.
As a further optimization of the present invention, the prism total reflection structure is a plurality of.
As the utility model discloses a further optimization, light cutoff structure is close to one side of prism total reflection structure is equipped with the total reflection structure that forms the cutoff line.
As a further optimization of the present invention, the light emitting element is an LED.
The vehicle lamp comprises the prism total reflection type low-beam module.
As a further optimization of the present invention, the light-emitting device further comprises a supporting frame connected to the prism total reflection type dipped beam module, and a circuit board connected to the light-emitting element.
The utility model provides a prism total reflection formula short-distance beam module's beneficial effect lies in: by utilizing the total reflection principle, a total reflection surface is formed on the projection unit to realize the cut-off line of the dipped beam without specially arranging a light blocking element like other projection type dipped beam modules.
Compared with the common projection type and reflection type dipped beam module, the proposal utilizes the prism structure, can arrange the positions of the LEDs according to the limited space structure, has high flexibility, and can reduce the depth of the whole lamp.
Compared with the prior art, the utility model provides a car light concentrates on single projection element with spotlight structure, light by structure and lens structure, and no assembly error, relative precision is higher.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic diagram of a prism total reflection type dipped beam module according to the present invention;
FIG. 2 is a schematic structural view of the vehicular lamp of the present invention;
Wherein, in the figures, the respective reference numerals:
1-a light emitting element; 2-a concentrator structure; 3-prism total reflection structure; 4-a light ray cut-off structure; 41-total reflection structure; 5-a lens structure; 6-passing light module; 7-a support frame; 8-circuit board.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1, a prism total reflection type passing beam module according to the present invention will now be described. The prism total reflection type dipped beam module comprises a light-emitting element 1 and a projection element, wherein the projection element is of an integrated structure and comprises a light-gathering structure 2 arranged below, a prism total reflection structure 3 arranged on the right side, a light ray cut-off structure 4 arranged in the middle and a lens structure 5 arranged at the front, wherein the light ray cut-off structure 4 is arranged between the lens structure 5 and the prism total reflection structure 3, and the light-gathering structure 2 is used for gathering light rays emitted by the light-emitting element 1 on a total reflection surface of the prism total reflection structure 3.
the light emitting element 1 is preferably an LED, and other light emitting elements may be used. Meanwhile, in the above, the prism total reflection structure is plural.
Further, as a specific embodiment of the prism total reflection type dipped beam module provided by the present invention, the prism total reflection structure is a total reflection prism, wherein the reflecting surface of the prism is a total reflecting surface, preferably a 45-degree reflecting surface with a right-angle prism is used, can effectively reflect light, shorten the cavity length of the whole optical system, change the incident position and direction of a light source, the prism is preferably a total reflection prism, but prisms with other angular bevels, such as 60 bevels, the angle of the inclined plane of each prism can be selected according to the requirement to realize that the light rays are transmitted according to a preset path, and the angles of the inclined planes of the prisms can be different; the total reflection surface of the prism is preferably plated with a reflection increasing film, so that the efficiency of the whole optical system can be improved.
Furthermore, a total reflection structure 41 capable of forming a cut-off line is disposed on a side of the light cut-off structure 4 close to the prismatic total reflection structure 3. In the combined path, the total reflection structure 41 is disposed at the right side of the light cut-off structure 4, and reflects part of the light reflected from the light gathering structure 2 and the prism total reflection structure 3 to the upper surface of the projection unit, so as to refract the light from the upper surface, and other light meeting the conditions is transmitted to the lens structure 5, so as to form a low beam type.
The utility model discloses prism total reflection formula passing light module uses spotlight structure 2 and prism total reflection structure 3 to realize the head-light passing light, and compared with ordinary projection formula and reflection formula passing light module, this scheme utilizes the prism structure, can arrange the position of LED according to limited spatial structure, and the flexibility is high, can reduce the degree of depth of whole lamp moreover; the total reflection prisms are selected and can be used in a plurality of or single mode, so that the operation is more flexible and convenient, and the total reflection surfaces of the prism total reflection structures are plated with reflection increasing films, so that the efficiency of an optical system can be improved; the light type output of the lens structure 5 is ensured through the light condensing structure 2, the prism total reflection surface 3 and the light ray cut-off structure 4.
Referring to fig. 2, the present invention further provides a car light, including the prism total reflection type dipped beam module 6, and a supporting frame 7 for supporting the prism total reflection type dipped beam module 6, and a circuit board 8 connected to the light-emitting element 1, the prism total reflection type dipped beam module 6 is disposed above the supporting frame 7.
The utility model provides a car light, including above-mentioned prism total reflection formula short-distance beam module 6, make a part with spotlight structure 2, prism total reflection structure 3, light by structure 4 and lens structure 5, realize the head-light short-distance beam, no assembly error, relative precision is higher.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A prism total reflection type dipped beam module comprises a light-emitting element, and is characterized in that: further comprising a projecting element; the projection element is of an integrated structure and comprises a lower light gathering structure, a right prism total reflection structure, a middle light ray cut-off structure and a front lens structure, wherein the light ray cut-off structure is arranged between the lens structure and the prism total reflection structure.
2. The prism total reflection type low beam module set according to claim 1, wherein: the prism total reflection structure is a total reflection prism, wherein the reflection surface of the prism is a total reflection surface.
3. The prism total reflection type low beam module set according to claim 2, wherein: and a reflection increasing film is plated on the total reflection surface of the prism total reflection structure.
4. The prism total reflection type low beam module set according to claim 1, wherein: the prism total reflection structure is multiple.
5. The prismatic total reflection type low beam module according to any one of claims 1 to 4, wherein: and a total reflection structure capable of forming a cut-off line is arranged on one side of the light cut-off structure, which is close to the prism total reflection structure.
6. The prism total reflection type low beam module set according to claim 1, wherein: the light emitting element is an LED.
7. A vehicle lamp, characterized in that: comprising a prismatic total reflection low beam module as claimed in any of claims 1-6.
8. the vehicular lamp according to claim 7, characterized in that: the device also comprises a support frame connected with the prism total reflection type dipped beam module and a circuit board connected with the light-emitting element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920574896.2U CN209782494U (en) | 2019-04-25 | 2019-04-25 | Prism total reflection type short-distance beam module and car lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920574896.2U CN209782494U (en) | 2019-04-25 | 2019-04-25 | Prism total reflection type short-distance beam module and car lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209782494U true CN209782494U (en) | 2019-12-13 |
Family
ID=68804170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920574896.2U Active CN209782494U (en) | 2019-04-25 | 2019-04-25 | Prism total reflection type short-distance beam module and car lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209782494U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021179664A1 (en) * | 2020-03-09 | 2021-09-16 | 华域视觉科技(上海)有限公司 | Vehicle light optical element assembly, vehicle lighting device, vehicle light and vehicle |
| CN114893747A (en) * | 2022-04-21 | 2022-08-12 | 深圳市朗一曼光学有限公司 | Integrated internal total reflection car lamp module lens |
-
2019
- 2019-04-25 CN CN201920574896.2U patent/CN209782494U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021179664A1 (en) * | 2020-03-09 | 2021-09-16 | 华域视觉科技(上海)有限公司 | Vehicle light optical element assembly, vehicle lighting device, vehicle light and vehicle |
| US11927317B2 (en) | 2020-03-09 | 2024-03-12 | Hasco Vision Technology Co., Ltd. | Vehicle light optical element assembly, vehicle lighting device, vehicle light and vehicle |
| CN114893747A (en) * | 2022-04-21 | 2022-08-12 | 深圳市朗一曼光学有限公司 | Integrated internal total reflection car lamp module lens |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5010865B2 (en) | Lighting device or display device for automobile | |
| CN210219607U (en) | Car light optical element and vehicle headlamp | |
| CN103672664B (en) | Lighting device for vehicle | |
| WO2020173129A1 (en) | Vehicle lamp module and vehicle using same | |
| CN209782494U (en) | Prism total reflection type short-distance beam module and car lamp | |
| CN112469941A (en) | Front light device | |
| CN105351860B (en) | Light collection device and head-light with beam splitting structure | |
| WO2020173075A1 (en) | Vehicle lamp module using concentrator | |
| CN209801362U (en) | vehicle dipped beam light distribution structure | |
| CN212987095U (en) | Car light optical element, car light module and vehicle | |
| CN210219619U (en) | Short-distance beam III area lighting module, light screen, lighting device and vehicle | |
| CN109519865B (en) | Method and device for increasing light type width, module unit, car lamp and car | |
| WO2022068212A1 (en) | Vehicle light optical element, vehicle light module, and vehicle light | |
| EP4170229A1 (en) | Vehicle lamp optical component, vehicle lamp module, and vehicle | |
| CN108302447B (en) | Direct-injection type automobile headlamp module and automobile headlamp | |
| CN210153718U (en) | Small light guide type short-distance light projection module and lamp set using same | |
| CN210740275U (en) | Optical element, optical module and vehicle lamp | |
| CN109973930B (en) | Car light low beam lighting spectral reflector, optical device and car head-light assembly | |
| CN210088733U (en) | Auxiliary high beam vehicle lamp unit | |
| CN217952145U (en) | Dipped headlight lamp module and vehicle lamp | |
| CN220323631U (en) | Refractive optical unit | |
| CN220082890U (en) | Car light module and car light | |
| CN218209358U (en) | Reflective optical module, and lighting device and vehicle using same | |
| CN219775526U (en) | Lighting module, lamp device and vehicle | |
| CN216346030U (en) | Light guide and car lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |