CN201437960U - Knob light guide device - Google Patents
Knob light guide device Download PDFInfo
- Publication number
- CN201437960U CN201437960U CN2009200600043U CN200920060004U CN201437960U CN 201437960 U CN201437960 U CN 201437960U CN 2009200600043 U CN2009200600043 U CN 2009200600043U CN 200920060004 U CN200920060004 U CN 200920060004U CN 201437960 U CN201437960 U CN 201437960U
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- CN
- China
- Prior art keywords
- light guide
- leaded light
- symmetrical
- light
- knob
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of the knob light guide device, in particular to a knob light guide device, which comprises a PCB circuit board, and a light guide ring loaded on the PCB circuit board, wherein the periphery of the light guide ring is provided with a plurality of mounting holes, the side of the light guide ring is provided with a symmetrical light guide structure, the symmetrical light guide structure is of two symmetrical light guide posts, the tails of the two symmetrical light guide posts are communicated with the bottom of the light guide ring, the heads of the two symmetrical light guide posts are communicated and crossed, a gap is left between the communicated and crossed part of the heads of the two symmetrical light guide posts and the outer wall of the light guide ring, and the section of the PCB circuit board, on which the corresponding part of the light guide ring is loaded, is provided with a white printing layer for reflecting. The side of the light guide ring of the utility model is provided with the symmetrical light guide structure, and the single light source side irradiation is used as the light source, so the efficiency of the light source can be fully used, and the utility model can be used as the knob light guide device with the advantages of efficient and energy-saving effect and better lighting effect.
Description
Technical field
The utility model relates to a kind of knob guiding device, particularly single light source knob guiding device.
Background technology
Knob is the strength member on the various plant equipment control panels, and people are often controlled the running of plant equipment by handling knob.Knob disposes knob backlight and knob guiding device usually, knob backlight and knob guiding device make knob show light under the night vision situation or during insufficient light, make people still can see knob and the correct control panel of handling under the night vision situation or during insufficient light clearly.Whether knob guiding device design is reasonable, and can be related to knob have enough apparent luminosity guiding to control personnel under the night vision situation or during insufficient light correctly to control control panel, also be related to the attractive in appearance of control panel.
Existing knob is not because of disposing suitable knob guiding device, fail the concentrated knob that is used for of light that light source sends is shown light, the light source utilization rate is not high, and therefore 2,3 of many employings of current knob even the upright irradiation of 4 LEDs light sources are made the knob backlight to ensure that knob has enough apparent luminosity.The input of many led light sources is the brightness of balance leaded light circle better, guarantees that knob can keep enough apparent luminosity under the night vision situation or during insufficient light.But because knob guiding device design is unreasonable, fail to bring into play the best efficiency of every LEDs light source, be difficult to make the leaded light circle to obtain uniform light, cause the knob light of failing evenly to show, and such design cost is higher, does not reach energy-conservation effect.
The utility model content
Technical problem to be solved in the utility model provides a kind of energy-efficient, knob guiding device that lighting effects are good, reasonable in design and attractive in appearance.
For effectively solving the problem of above-mentioned technology, the technical scheme that the utility model is realized is:
A kind of knob guiding device comprises the leaded light circle and leaded light is enclosed the corresponding PCB circuit board fragment of carrying effect that leaded light circle periphery is provided with a plurality of installing holes, and described leaded light circle side is provided with symmetrical light guide structure.
Described symmetrical light guide structure is two symmetrical leaded light posts, and two symmetrical leaded light post afterbodys communicate with leaded light circle bottom surface, two symmetrical leaded light post head communicate and join.The communicating of described two symmetrical leaded light post head joined and left the space between part and the leaded light ring outer wall.The corresponding site of carrying leaded light circle has been provided with the white printed layers of reflection action on the described PCB circuit board fragment.
The beneficial effects of the utility model are: leaded light circle side is provided with symmetrical light guide structure in the utility model, light is divided into two evenly enters the leaded light circle, and this two parts light is converging from entering the luminous point farthest, has effectively compensated the loss of single light source transmission.Article two, the communicating to join and have the space between part and the leaded light ring outer wall of symmetrical leaded light post head makes the light spot position that advances on the leaded light post separate with leaded light circle circular body, avoids into light spot position light source transition to concentrate so that produce speck.The corresponding site of carrying leaded light circle has been provided with the white printed layers of reflection action on the PCB circuit board fragment, effectively adjusts reflection, the refraction propagation of light in the leaded light circle, has improved the utilization rate of light, also preferably balance the brightness of aperture.
Description of drawings
Fig. 1 is the utility model leaded light coil structures schematic diagram.
The specific embodiment
The utility model is described in further detail by embodiment below in conjunction with accompanying drawing:
A kind of knob guiding device comprises leaded light circle 1 and the corresponding PCB circuit board fragment that leaded light circle 1 is played the carrying effect.Referring to Fig. 1, leaded light circle 1 is a ring, and circular leaded light circle periphery is provided with a plurality of installing holes 2, is convenient to installing and fixing of leaded light circle.Circular leaded light circle helps the propagation of light, effectively reduces the loss of light in communication process, improves the light source utilization rate.The leaded light circle uses the good material of light conductivity to make, for example plastics, glass etc.Because transparent plastic makes easily in the actual production, and when maintaining good light conductivity, can effectively save cost of manufacture, so the leaded light circle uses transparent plastic to make in the present embodiment.But in actual applications, the leaded light circle can adopt translucent plastic to make or leaded light circle inwall is provided with astigmatic bisque according to actual needs, adopt translucent plastic is made or inwall is provided with astigmatic bisque leaded light circle can reduce light loss due to the light transmission leaded light circle, more help the fully efficient of light source and utilize.But adopt translucent plastic is made needs suitable control leaded light circle when leaded light circle or leaded light circle inwall are provided with astigmatic bisque transparency, therefore cost of manufacture is higher in practice.
Leaded light circle side is provided with symmetrical light guide structure, and symmetrical light guide structure is that 3, two symmetrical leaded light post afterbodys 31 of two symmetrical leaded light posts communicate with leaded light circle bottom surface 11, two symmetrical leaded light post head 32 communicate and join in the present embodiment.
Article two, symmetrical leaded light post head communicate join the part and the leaded light ring outer wall between leave space 4.The symmetry light guide structure imports light source, light is divided into two evenly enters the leaded light circle, and this two parts light is converging from entering the luminous point farthest, has effectively compensated the loss of single light source transmission, increases substantially the light source utilization rate.The light spot position that advances on the leaded light post separates with leaded light circle circular body simultaneously, avoids into light spot position light source transition to concentrate so that produce speck.
During production application, the position of the knob control panel correspondence of at first leaded light circle 1 being packed into, the installing hole 2 that the reference column on the knob control panel passes on the leaded light circle perisporium is fixed the leaded light circle.Then the PCB circuit board is packed into relevant position on the knob control panel, wherein an end of PCB circuit strip rotation axis is contained in the side with corresponding leaded light circle, and rotation axis passes leaded light circle centre bore 12 and extends outside the leaded light circle.The PCB circuit board is fixed on after the knob control panel, and the corresponding PCB circuit board fragment of close leaded light circle installation site encloses the carrying effect to leaded light.Propagate for adjusting reflection, the refraction of light in the leaded light circle, improved the utilization rate of light, the brightness of balance leaded light circle preferably, the corresponding site of carrying leaded light circle also has been provided with the white printed layers of reflection action on the PCB circuit board fragment.The light face 33 that advances of corresponding two the symmetrical leaded light posts of light source is installed on the PCB circuit.When light source luminescent, light enters two symmetrical leaded light posts through advancing light face 33, and being divided into two through two leaded light post light evenly enters the leaded light circle.Article two, light is propagated and is being converged from entering the luminous point farthest along leaded light circle inwall respectively, and two light are by converging mutual compensation, and the light that light source is sent is concentrated and is used for knob and shows light.Article two, converging of light largely overcome light loss in the air, improves the light source utilization rate, replaces many traditional upright radiation sources as the knob backlight with single light source, reduces manufacturing cost significantly.In the present embodiment, join part and leaded light circle of the communicating of two symmetrical leaded light post head has space 4 between keeping away outward, can effectively avoid into light spot position light source transition to concentrate so that produces speck, makes the leaded light circle obtain uniform light, thereby makes knob can evenly show light.
The foregoing description is a preferred implementation of the present utility model, and in addition, the utility model can also have other implementations.That is to say that under the prerequisite that does not break away from the utility model design, any conspicuous replacement also should fall within the protection domain of the present utility model.
Claims (4)
1. knob guiding device comprises leaded light circle (1) and leaded light circle (1) is played the corresponding PCB circuit board fragment of carrying effect that leaded light circle periphery is provided with a plurality of installing holes (2), it is characterized in that: described leaded light circle side is provided with symmetrical light guide structure.
2. knob guiding device according to claim 1, it is characterized in that: described symmetrical light guide structure is two symmetrical leaded light posts (3), and two symmetrical leaded light post afterbodys (31) communicate with leaded light circle bottom surface (11), two symmetrical leaded light post head (32) communicate and join.
3. knob guiding device according to claim 2 is characterized in that: the communicating of described two symmetrical leaded light post head joined and left space (4) between part and the leaded light ring outer wall.
4. according to each described knob guiding device of claim 1 to 3, it is characterized in that: the corresponding site of carrying leaded light circle has been provided with the white printed layers of reflection action on the described PCB circuit board fragment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200600043U CN201437960U (en) | 2009-07-03 | 2009-07-03 | Knob light guide device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200600043U CN201437960U (en) | 2009-07-03 | 2009-07-03 | Knob light guide device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201437960U true CN201437960U (en) | 2010-04-14 |
Family
ID=42399934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200600043U Expired - Fee Related CN201437960U (en) | 2009-07-03 | 2009-07-03 | Knob light guide device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201437960U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808281A (en) * | 2015-05-08 | 2015-07-29 | 惠州市德赛西威汽车电子有限公司 | Knob light guide structure |
| CN111322550A (en) * | 2020-03-11 | 2020-06-23 | 深圳宝龙达信息技术股份有限公司 | Whole-circle light assembly and key module with whole-circle light effect |
-
2009
- 2009-07-03 CN CN2009200600043U patent/CN201437960U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808281A (en) * | 2015-05-08 | 2015-07-29 | 惠州市德赛西威汽车电子有限公司 | Knob light guide structure |
| CN104808281B (en) * | 2015-05-08 | 2018-07-10 | 惠州市德赛西威汽车电子股份有限公司 | A kind of knob light guide structure |
| CN111322550A (en) * | 2020-03-11 | 2020-06-23 | 深圳宝龙达信息技术股份有限公司 | Whole-circle light assembly and key module with whole-circle light effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUIZHOU DESAY SV AUTOMOTIVE CO., LTD. Free format text: FORMER OWNER: SIEMENS VDO AUTOMOTIVE ELECTRONICS(HUIZHOU)CO.,LTD. Effective date: 20100804 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100804 Address after: 516006 Guangdong province Huizhou Zhongkai hi tech Industrial Development Zone Pearl River Road No. 1 Patentee after: Huizhou Desay SV Auto. Electronics Co., Ltd. Address before: 516006 Guangdong province Huizhou Zhongkai hi tech Industrial Development Zone Pearl River Road No. 1 Patentee before: Siemens Vidiou Vehicle Electronic (Huizhou) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100414 Termination date: 20140703 |
|
| EXPY | Termination of patent right or utility model |