CN203671438U - Automobile dome lamp assembly - Google Patents
Automobile dome lamp assembly Download PDFInfo
- Publication number
- CN203671438U CN203671438U CN201320831273.1U CN201320831273U CN203671438U CN 203671438 U CN203671438 U CN 203671438U CN 201320831273 U CN201320831273 U CN 201320831273U CN 203671438 U CN203671438 U CN 203671438U
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- Prior art keywords
- light
- cone
- reflective mirror
- face
- rotary body
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- 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.)
- Expired - Lifetime
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- 239000004020 conductor Substances 0.000 claims description 32
- 210000003205 muscle Anatomy 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 abstract 1
- 238000005286 illumination Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
An automobile dome lamp assembly comprises a surface frame, a reflective mirror, a light guide body, a light transmitting mirror and a circuit board, wherein the circuit board is arranged on the rear end face of the surface frame and provided with a light emitting body positioned in a through hole, and the light guide body is positioned in a cavity of the reflective mirror and at the front end of the light emitting body. The automobile dome lamp assembly is characterized in that the light guide body comprises an axial rotary body and a cone which are formed integrally, wherein the axial rotary body is arranged close to the light emitting body and provided with a light-in surface, the cone decreases gradually from front to back, and the front end face of the cone is provided with a light-out surface. Compared with the prior art, the automobile dome lamp assembly has the advantages that light emitted by the light emitting body is distributed by the axial rotary body and the cone on the light guide body, a small part of the light is refracted by the edge surface of the light guide body and absorbed by the surface frame close to the light guide body and the surface of the reflective mirror, most of the light comes out of the light-out surface of the light guide body, part of the light is refracted by the reflective mirror, and finally the light passes through the light transmitting mirror completely to form lighting aperture with good illuminance value and uniformity in areas needing lighting.
Description
Technical field
The utility model relates to a kind of automobile dome light, belongs to automotive upholstery technical field.
Background technology
Existing automobile dome light assembly generally comprises face frame, reflective mirror, light conductor, transmissive mirror and wiring board, the front end face of face frame has resettlement groove, in this resettlement groove, there is through hole, reflective mirror is provided with in this resettlement groove, wiring board is located at the rear end face of face frame and is had illuminator, this luminous body position is in through hole, and light conductor is located at the inner chamber of reflective mirror and is placed in illuminator front end, and transmissive mirror is covered on reflective mirror front end face and light conductor is covered.The luminous intensity distribution of this design is simple, has the problem of light brightness value skewness within the scope of specific illumination.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of field of illumination to form the good automobile dome light assembly of brightness value uniformity for the above-mentioned state of the art.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of automobile dome light assembly, comprise face frame, reflective mirror, light conductor, transmissive mirror and wiring board, the front end face of aforementioned frame has resettlement groove, in this resettlement groove, there is through hole, aforesaid reflective mirror is provided with in this resettlement groove, aforesaid wiring board is located at the rear end face of face frame and is had illuminator, this luminous body position is in through hole, aforesaid light conductor is located at the inner chamber of reflective mirror and is placed in illuminator front end, aforesaid transmissive mirror is covered on reflective mirror front end face and light conductor is covered, it is characterized in that described light conductor comprises integrated axle rotary body and cone, aforesaid axle rotary body is near illuminator setting and have incidence surface, aforesaid cone is progressively dwindled from front to back and front end face has exiting surface.
Further, described axle rotary body rear end has a cylindrical portion, forms and the groove of illuminator adaptation in this cylindrical portion, and this groove forms described incidence surface.
Described face frame extends back and forms annular shading muscle, and described through hole takes shape in this shading muscle.Shading muscle can cover light that light conductor reflects to the diffuse reflection around of face frame.
Further, described illuminator is spaced apart two, and accordingly, described axle rotary body is also two, and the front end of two axle rotary bodies connects as one by a cone.
As preferably, described cone is a four sides cone.Further, described cone middle part alongst has a bar-shaped trough, and this bar-shaped trough forms described exiting surface.
The assembly structure of light conductor and reflective mirror is preferably as follows setting: described light conductor is positioned at two axle rotary body middle parts and forms a buckle, accordingly, the inner chamber of described reflective mirror has two installing holes that arrange for axle rotary body and the hole clipping coordinating with buckle clamping, and aforesaid hole clipping is between installing hole.
Compared with prior art, the utility model has the advantage of: axle rotary body and the cone distribution to light of the light that illuminator sends on light conductor, wherein a small part light reflects from light conductor edge surface, can be absorbed by near the face of face frame and reflective mirror light conductor, most of light from the exiting surface of light conductor out, part is after reflective mirror refraction, and last light passes through transmissive mirror entirely, is needing field of illumination to form the brightness value uniformity aperture that throws light on preferably.
Brief description of the drawings
Fig. 1 is that embodiment decomposes installation diagram.
Fig. 2 is the partial enlarged drawing after embodiment assembles.
Fig. 3 is the cutaway view along A-A direction in Fig. 2.
Fig. 4 is the enlarged drawing of light conductor in Fig. 3.
Fig. 5 is the reverse view of face frame in Fig. 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As depicted in figs. 1 and 2, automobile dome light assembly in the present embodiment comprises face frame 1, reflective mirror 5, light conductor 4, transmissive mirror and wiring board 2, the front end face of face frame 1 has resettlement groove 11, in this resettlement groove 11, there is through hole 12, reflective mirror 5 is provided with in this resettlement groove 11, wiring board 2 is located at the rear end face of face frame 1 and is had illuminator 6, this illuminator 6 is positioned at through hole 12, light conductor 4 is located at the inner chamber of reflective mirror 5 and is placed in illuminator 6 front ends, and aforesaid transmissive mirror is covered on reflective mirror 5 front end faces and light conductor 4 is covered.Illuminator 6 in the present embodiment adopts LED lamp.
Shown in Fig. 3 and Fig. 4, light conductor 4 comprises integrated axle rotary body 41 and cone 42, and axle rotary body 41 arranges near illuminator 6 and has incidence surface, and cone 42 is progressively dwindled from front to back and front end face has exiting surface.Illuminator 6 is spaced apart two, and accordingly, axle rotary body 41 is also two, and the front end of two axle rotary bodies 41 connects as one by a cone 42, and cone 42 middle parts alongst have a bar-shaped trough 45, and this bar-shaped trough 45 forms exiting surface.Cone 42 is a four sides cone.Light conductor 4 is positioned at two axle rotary body 41 middle parts and forms a buckle 46, and accordingly, the inner chamber of reflective mirror 5 has two installing holes that arrange for axle rotary body 41 and the hole clipping coordinating with buckle 46 clampings, and hole clipping is between installing hole.Axle rotary body 41 rear ends have a cylindrical portion 43, form and the groove 44 of illuminator 6 adaptations in this cylindrical portion 43, and this groove 44 forms described incidence surface.
Shown in Fig. 5, face frame 1 extends back and forms annular shading muscle 13, and through hole 12 takes shape in this shading muscle 13.
Operation principle: two identical illuminators 6 on wiring board 2, enter after light conductor 4, axle rotary body 41 and the distribution of cone 42 to light on light conductor 4, wherein a small part light reflects from light conductor 4 edge surfaces, can be absorbed by near the face of face frame 1 and reflective mirror light conductor 4, simultaneously light conductor 4 has the shading muscle 13 on a circle face frame 1 around, has covered light that light conductor 4 reflects to 1 diffuse reflection around of face frame; From light conductor 4 exiting surfaces light out, part is after reflective mirror refraction, and last light passes through transmissive mirror entirely, is needing field of illumination to form the brightness value uniformity aperture that throws light on preferably.
Claims (7)
1. an automobile dome light assembly, comprise face frame, reflective mirror, light conductor, transmissive mirror and wiring board, the front end face of aforementioned frame has resettlement groove, in this resettlement groove, there is through hole, aforesaid reflective mirror is provided with in this resettlement groove, aforesaid wiring board is located at the rear end face of face frame and is had illuminator, this luminous body position is in through hole, aforesaid light conductor is located at the inner chamber of reflective mirror and is placed in illuminator front end, aforesaid transmissive mirror is covered on reflective mirror front end face and light conductor is covered, it is characterized in that described light conductor comprises integrated axle rotary body and cone, aforesaid axle rotary body is near illuminator setting and have incidence surface, aforesaid cone is progressively dwindled from front to back and front end face has exiting surface.
2. automobile dome light assembly according to claim 1, is characterized in that described axle rotary body rear end has a cylindrical portion, forms and the groove of illuminator adaptation in this cylindrical portion, and this groove forms described incidence surface.
3. automobile dome light assembly according to claim 1, the face frame described in it is characterized in that extends back and forms annular shading muscle, and described through hole takes shape in this shading muscle.
4. automobile dome light assembly according to claim 3, is characterized in that described illuminator is spaced apart two, and accordingly, described axle rotary body is also two, and the front end of two axle rotary bodies connects as one by a cone.
5. automobile dome light assembly according to claim 4, is characterized in that described cone is a four sides cone.
6. automobile dome light assembly according to claim 5, is characterized in that described cone middle part alongst has a bar-shaped trough, and this bar-shaped trough forms described exiting surface.
7. automobile dome light assembly according to claim 4, it is characterized in that described light conductor is positioned at two axle rotary body middle parts and forms a buckle, accordingly, the inner chamber of described reflective mirror has two installing holes that arrange for axle rotary body and the hole clipping coordinating with buckle clamping, and aforesaid hole clipping is between installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320831273.1U CN203671438U (en) | 2013-12-16 | 2013-12-16 | Automobile dome lamp assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320831273.1U CN203671438U (en) | 2013-12-16 | 2013-12-16 | Automobile dome lamp assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203671438U true CN203671438U (en) | 2014-06-25 |
Family
ID=50967728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320831273.1U Expired - Lifetime CN203671438U (en) | 2013-12-16 | 2013-12-16 | Automobile dome lamp assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203671438U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444199A (en) * | 2018-05-22 | 2018-08-24 | 海信（山东）冰箱有限公司 | A kind of decoration lamp mounting structure and refrigerator |
| CN108444198A (en) * | 2018-05-22 | 2018-08-24 | 海信（山东）冰箱有限公司 | A kind of decoration lamp mounting structure and refrigerator |
| CN111237686A (en) * | 2020-03-17 | 2020-06-05 | 宁波福尔达智能科技有限公司 | Light guide body and vehicle knob structure with same |
-
2013
- 2013-12-16 CN CN201320831273.1U patent/CN203671438U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444199A (en) * | 2018-05-22 | 2018-08-24 | 海信（山东）冰箱有限公司 | A kind of decoration lamp mounting structure and refrigerator |
| CN108444198A (en) * | 2018-05-22 | 2018-08-24 | 海信（山东）冰箱有限公司 | A kind of decoration lamp mounting structure and refrigerator |
| CN111237686A (en) * | 2020-03-17 | 2020-06-05 | 宁波福尔达智能科技有限公司 | Light guide body and vehicle knob structure with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315321 Zhejiang city in Cixi province Xiao Lin Zhen Zhang New Road No. 113 Patentee after: NINGBO FUERDA SMARTECH Co.,Ltd. Address before: 315321 Zhejiang city in Cixi province Xiao Lin Zhen Zhang New Road No. 113 Patentee before: NINGBO FUERDA SMARTECH Co.,Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI FUYULONG AUTOMOBILE TECHNOLOGY CO., LTD. Effective date: 20150423 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150423 Address after: 1493-1569 No. 315321 Zhejiang city in Cixi province Xiao Lin Zhen Xiao Lin Road Patentee after: NINGBO FUERDA SMARTECH Co.,Ltd. Patentee after: SHANGHAI FUYULONG AUTOMOBILE TECHNOLOGY Co.,Ltd. Address before: 315321 Zhejiang city in Cixi province Xiao Lin Zhen Zhang New Road No. 113 Patentee before: NINGBO FUERDA SMARTECH Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 1493-1569, Xiaolin Avenue, Xiaolin Town, Cixi City, Ningbo City, Zhejiang Province Patentee after: NINGBO FUERDA SMARTECH Co.,Ltd. Patentee after: SHANGHAI FUYULONG AUTOMOBILE TECHNOLOGY Co.,Ltd. Address before: No. 1493-1569, Xiaolin Avenue, Xiaolin Town, Cixi City, Zhejiang Province Patentee before: NINGBO FUERDA SMARTECH Co.,Ltd. Patentee before: SHANGHAI FUYULONG AUTOMOBILE TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |