CN205424735U - Illumination area territory adjustable head -light - Google Patents

Illumination area territory adjustable head -light Download PDF

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Publication number
CN205424735U
CN205424735U CN201521035656.3U CN201521035656U CN205424735U CN 205424735 U CN205424735 U CN 205424735U CN 201521035656 U CN201521035656 U CN 201521035656U CN 205424735 U CN205424735 U CN 205424735U
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China
Prior art keywords
light
headlamp
control device
projection device
light projection
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CN201521035656.3U
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Chinese (zh)
Inventor
周礼书
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Chengdu Hengkun Optical Electronic Technology Co ltd
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Chengdu Hengkun Optical Electronic Technology Co ltd
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Priority to CN201521035656.3U priority Critical patent/CN205424735U/en
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Abstract

The utility model relates to the technical field of lighting technology, concretely relates to illumination area territory adjustable head -light, including the light source device, controlling means and light projection unit, controlling means sets up between the light source device and light projection unit, and controlling means is formed by a plurality of independent cellular array combination, through characteristic that every unit can independent control light, light projection unit is right controlling means passs through the light that and throws. In the above -mentioned scheme of this application, set up controlling means between the light source device and the light projection unit, controlling means is formed by the combination of a plurality of independent cellular array, every unit can independent control light the through characteristic, through the through characteristic of controlling each unit, and then the feasible different shape of formation through controlling means, therefore, under actual operation state, the utility model provides a head -light can be according to the lighting needs of actual conditions, obtain different illumination area territories, the security of driving has not only improved, the application scope of head -light has also been enlarged.

Description

The adjustable headlamp in a kind of illumination region
Technical field
This utility model relates to lighting technical field, is specifically related to the adjustable headlamp in a kind of illumination region.
Background technology
In technical field of automobile illumination, luminous intensity and the direction of illumination of far lighting, lower beam illumination and the fog lamp of motor vehicles are proposed and clearly require by national publication GB7454-87 " automotive headlight uses and light adjustment technology is planned ", GB4599-2007 " headlamp luminous intensity distribution performance " and GB4660-2007 " lamps for vehicle silk bulb front fog lamp ".
In current head lamp structure, in order to adapt to different use environment, it is common that include dipped headlights and high beam.
For the dipped beam of headlamp, in order to avoid light directive meeting vehicle and roadside pedestrian, require that emitted light necessarily be formed "cut-off"line clearly, and for the formation of this "cut-off"line, it is presently mainly and uses dark slide to carry out this technology of shading, its principle is, the light that light source is launched, by arranging dark slide, some light is blocked, and then form a light and shade region, a "cut-off"line is formed, so so that it is illumination region meets the regulation of relevant criterion in penumbra.
The formation basic theory of "cut-off"line in above-mentioned dim head lights illumination region, although being used among current headlamp widely at present, but it still also exists the technological deficiency that can not avoid, it is embodied in the light-blocking members such as the light directive dark slide that the light source of headlamp launches, after light projection device, forms required lighting pattern the most again.In such a configuration, its lower beam illumination region formed of headlamp is completely fixed, and in use, can not adjust illumination region, the lighting demand tallied with the actual situation with realization according to actually used situation.
So, need a kind of headlamp that can illuminate region according to the regulation of actually used situation at present badly.
Summary of the invention
The purpose of this utility model is: fix for current upper beam source lighting region, it is impossible to the deficiency of adjustment, it is provided that one actually used situation can adjust illumination region, the lighting demand tallied with the actual situation with realization.
To achieve these goals, the technical solution adopted in the utility model is:
The adjustable headlamp in a kind of illumination region, include light supply apparatus, control device and light projection device, described control device is arranged between light supply apparatus and light projection device, control device to be formed by multiple separate unit array combination, each unit can independently control light by characteristic, the light that described control device is transmitted by described light projection device projects.
In the such scheme of the application, control device is set between light supply apparatus and light projection device, control device to be formed by multiple separate unit array combination, what each unit can independently control light passes through characteristic, by control unit pass through characteristic, and then make to form different shape by control device, so, under actual working state, driver can be according to practical situation, the change by light shape, and then the illumination region of control headlamp is controlled, with the lighting demand tallied with the actual situation by controlling device;Such as, when between the section that road is narrow, vehicle and meeting vehicle, spacing is less, driver can reduce illumination region by controlling device, it is to avoid light is pointed into meeting vehicle;And in the section of road conditions complexity, when needing to illuminate region on a large scale, driver can also be hidden by control to expand and illuminate region, and then obtain an illumination region the most wide, it is ensured that the safety of driving;And for some special circumstances, when needs special shape illumination region, can also be by controlling device to by being adjusted by light, and then obtain special illumination region, so, based on above-mentioned, the headlamp of the application can be according to the lighting demand of practical situation, obtain different illumination regions, not only increase the safety of driving, have also been enlarged the scope of application of headlamp.
As the preferred version of the application, the unit of described control device control by the way of controlling transmitance light by characteristic, transmission light is projected by described light projection device.
In the such scheme of the application, control the unit of device and pass through characteristic by control to control by the way of transmitance light, make, the application control device be possible not only to control light pass through shape, but also the intensity by light can be controlled, and then the intensity of control headlamp lighting light, expand the scope of application of the application headlamp.
As another preferred version of the application, the unit of described control device control by the way of reflection light by characteristic, reflection light is projected by described light projection device.
In the such scheme of the application, what the unit controlling device controlled light by the way of reflection passes through characteristic, that is, some light is optionally reflected by the control device of the application, and pass through some light, reflected light line can use the conversion of other light conversion to be used again, and improves the utilization rate of light.
Another preferred version as the application, controlling micro-window that unit is band barrier structure of device, wherein the attitude of barrier structure can adjust, thus controls the characteristic by micro-window of light, thus control by micro-window light number, described light projection device projects by light.
As the preferred version of the application, described light supply apparatus is the combination of independent illuminating source or illuminating source and optical module.
As the preferred version of the application, light projection device has certain space length with controlling device, enables light projection device clearly to project at a distance at vertical direction being positioned at the image controlled near device.
In the such scheme of the application, light projection device the most all has a focus, when being projected object and being positioned at this near focal point, light projection device can project pattern the most clearly, is projected object focal point the nearest, light projection device just can project pattern the most clearly, so, in the scheme of the application, light projection device has certain space length with controlling device, make light projection device project pattern clearly, meet the requirement of illumination.
As the preferred version of the application, described control device is through mode liquid crystal array light valve.
In the such scheme of the application, use through mode liquid crystal array light valve as controlling device, in that context it may be convenient to realize the control of light transmission part shape, so, in use, certain printing opacity shape can be formed by controlling device;And then reach the adjustment to headlamp lighting region;Another further aspect, printing opacity degree can also be adjusted, so by through mode liquid crystal array light valve, it is also possible to intensity of illumination can be adjusted by the headlamp of the application, further add the controllability of the application headlamp, increase the scope of application of headlamp.
As the preferred version of the application, through mode liquid crystal array light valve is colored through mode liquid crystal array light valve, and the light color making light projection device project is controlled.
In the such scheme of the application, the light color that light projection device projects is controlled, expands the scope of application of the application headlamp further.
As another preferred version of the application, described control device is reflective digital array of micromirrors.
As another preferred version of the application, described control device is micromechanical array structure.
Using micromechanical array structure as controlling device, it is simple, and structure reliably, reduction manufacturing cost that can be good, but also can improve the reliability of headlamp.
When using the application headlamp; in the case of requiring illumination and not illuminating frequent exchange; switching light sources frequently as tradition headlamp can be need not; have only to control device is adjusted; so; light source can also be protected, increase the life-span of light source, further improve the reliability of headlamp.
In sum, owing to have employed technique scheme, the application provides the benefit that:
The headlamp of the application can obtain different illumination regions, not only increase the safety of driving according to the lighting demand of practical situation, have also been enlarged the scope of application of headlamp.
The beneficial effect of other detailed description of the invention of the application:
1, have simple, and structure reliably, reduction manufacturing cost that can be good, but also the reliability of headlamp can be improved;
2, intensity of illumination can be adjusted by the headlamp of the application, further adds the controllability of the application headlamp, increases the scope of application of headlamp;
3, the light color that light projection device projects is controlled, expands the scope of application of the application headlamp further;
4, illumination is being required and in the case of not illuminating frequent exchange, it may not be necessary to switching light sources frequently as tradition headlamp, it is only necessary to be adjusted controlling device; so; light source can also be protected, increase the life-span of light source, further improve the reliability of headlamp.
Accompanying drawing explanation
Fig. 1 is the structural representation of the application,
Labelling in figure: 1-light supply apparatus, 2-light projection device, 3-controls device.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
Embodiment: as it is shown in figure 1,
The adjustable headlamp in a kind of illumination region, include light supply apparatus 1, control device 3 and light projection device 2, described control device 3 is arranged between light supply apparatus 1 and light projection device 2, control device 3 to be formed by multiple separate unit array combination, each unit can independently control light by characteristic, the light that described control device 3 is transmitted by described light projection device 2 projects.
In the such scheme of the present embodiment, control device 3 is set between light supply apparatus 1 and light projection device 2, control device 3 to be formed by multiple separate unit array combination, what each unit can independently control light passes through characteristic, by control unit pass through characteristic, and then make to form different shape by control device 3, so, under actual working state, driver can be according to practical situation, the change by light shape, and then the illumination region of control headlamp is controlled, with the lighting demand tallied with the actual situation by controlling device 3;Such as, when between the section that road is narrow, vehicle and meeting vehicle, spacing is less, driver can reduce illumination region by controlling device 3, it is to avoid light is pointed into meeting vehicle;And in the section of road conditions complexity, when needing to illuminate region on a large scale, driver can also be hidden by control to expand and illuminate region, and then obtain an illumination region the most wide, it is ensured that the safety of driving;And for some special circumstances, when needs special shape illumination region, can also be by controlling device 3 to by being adjusted by light, and then obtain special illumination region, so, based on above-mentioned, the headlamp of the present embodiment can be according to the lighting demand of practical situation, obtain different illumination regions, not only increase the safety of driving, have also been enlarged the scope of application of headlamp.
As the preferred version of the present embodiment, what the unit of described control device 3 controlled light by the way of controlling transmitance passes through characteristic.
In the such scheme of the present embodiment, control the unit of device 3 and pass through characteristic by control to control by the way of transmitance light, make, the present embodiment control device 3 be possible not only to control light pass through shape, but also the intensity by light can be controlled, and then the intensity of control headlamp lighting light, expand the scope of application of the present embodiment headlamp.
As another preferred version of the present embodiment, what the unit of described control device 3 controlled light by the way of reflection passes through characteristic.
In the such scheme of the present embodiment, what the unit controlling device 3 controlled light by the way of reflection passes through characteristic, that is, some light is optionally reflected by the control device 3 of the present embodiment, and pass through some light, reflected light line can use the conversion of other light conversion to be used again, and improves the utilization rate of light.
Another preferred version as the present embodiment, control micro-window that unit is band barrier structure of device 3, wherein the attitude of barrier structure can adjust, thus control the characteristic by micro-window of light, thus control by micro-window light number, described light projection device 2 projects by light.
As the preferred version of the present embodiment, described light supply apparatus 1 can be independent illuminating source, it is also possible to for the combination of illuminating source Yu optical module.
As the preferred version of the present embodiment, light projection device 2 has certain space length with controlling device 3, makes light projection device 2 clearly can project at a distance at vertical direction being positioned at the image controlled near device 3.
In the such scheme of the present embodiment, light projection device 2 generally all has a focus, when being projected object and being positioned at this near focal point, light projection device 2 can project pattern the most clearly, is projected object focal point the nearest, light projection device 2 just can project pattern the most clearly, so, in the scheme of the present embodiment, light projection device has certain space length with controlling device 3, make light projection device 2 project pattern clearly, meet the requirement of illumination.
As the preferred version of the present embodiment, described control device 3 is through mode liquid crystal array light valve.
In the such scheme of the present embodiment, use through mode liquid crystal array light valve as controlling device 3, in that context it may be convenient to realize the control of light transmission part shape, so, in use, certain printing opacity shape can be formed by controlling device 3;And then reach the adjustment to headlamp lighting region;Another further aspect, printing opacity degree can also be adjusted, so by through mode liquid crystal array light valve, it is also possible to intensity of illumination can be adjusted by the headlamp of the present embodiment, further add the controllability of the present embodiment headlamp, increase the scope of application of headlamp.
As the preferred version of the present embodiment, through mode liquid crystal array light valve is colored through mode liquid crystal array light valve, and the light color making light projection device project is controlled.
In the such scheme of the present embodiment, the light color that light projection device 2 projects is controlled, expands the scope of application of the present embodiment headlamp further.
As another preferred version of the present embodiment, described control device 3 is reflective digital array of micromirrors.
As another preferred version of the present embodiment, described control device 3 is micromechanical array structure.
Using micromechanical array structure as controlling device 3, it is simple, and structure reliably, reduction manufacturing cost that can be good, but also can improve the reliability of headlamp.
When using the present embodiment headlamp; in the case of requiring illumination and not illuminating frequent exchange; switching light sources frequently as tradition headlamp can be need not; have only to control device 3 is adjusted; so; light source can also be protected, increase the life-span of light source, further improve the reliability of headlamp.
All any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.

Claims (10)

1. the adjustable headlamp in illumination region, it is characterized in that: include light supply apparatus, control device and light projection device, described control device is arranged between light supply apparatus and light projection device, control device to be formed by multiple separate unit array combination, each unit can independently control light by characteristic, described control device light out is projected by described light projection device.
Headlamp the most according to claim 1, it is characterised in that: the unit of described control device by control to control by the way of transmitance light by characteristic, transmission light is projected by described light projection device.
Headlamp the most according to claim 1, it is characterised in that: the unit of described control device by reflection by the way of control light by characteristic, described light projection device to reflection light project.
Headlamp the most according to claim 1, it is characterized in that, controlling micro-window that unit is band barrier structure of device, wherein the attitude of barrier structure can adjust, thus control by micro-window light number, described light projection device projects by light.
5. according to the headlamp described in claim 1-4 any one, it is characterised in that: described light supply apparatus is the combination of independent illuminating source or illuminating source and optical module.
6. according to the headlamp described in claim 1-4 any one, it is characterised in that: light projection device has certain space length with controlling device, enables light projection device clearly to project at a distance at vertical direction being positioned at the image controlled near device.
Headlamp the most according to claim 1, it is characterised in that described control device is through mode liquid crystal array light valve.
Headlamp the most according to claim 1, it is characterised in that described control device is reflective digital array of micromirrors.
Headlamp the most according to claim 1, it is characterised in that described control device is micromechanical array structure.
Headlamp the most according to claim 7, it is characterised in that through mode liquid crystal array light valve is colored through mode liquid crystal array light valve, and the light color making light projection device project is controlled.
CN201521035656.3U 2015-12-14 2015-12-14 Illumination area territory adjustable head -light Active CN205424735U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521035656.3U CN205424735U (en) 2015-12-14 2015-12-14 Illumination area territory adjustable head -light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521035656.3U CN205424735U (en) 2015-12-14 2015-12-14 Illumination area territory adjustable head -light

Publications (1)

Publication Number Publication Date
CN205424735U true CN205424735U (en) 2016-08-03

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CN201521035656.3U Active CN205424735U (en) 2015-12-14 2015-12-14 Illumination area territory adjustable head -light

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105333377A (en) * 2015-12-14 2016-02-17 霍永峰 Headlamp with adjustable illumination area
CN106287492A (en) * 2016-10-10 2017-01-04 武汉通畅汽车电子照明有限公司 It is applied to the intelligent chopping mechanism of gas lamp projecting unit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105333377A (en) * 2015-12-14 2016-02-17 霍永峰 Headlamp with adjustable illumination area
CN106287492A (en) * 2016-10-10 2017-01-04 武汉通畅汽车电子照明有限公司 It is applied to the intelligent chopping mechanism of gas lamp projecting unit

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