CN209042253U - Lighting device - Google Patents
Lighting device Download PDFInfo
- Publication number
- CN209042253U CN209042253U CN201821966189.XU CN201821966189U CN209042253U CN 209042253 U CN209042253 U CN 209042253U CN 201821966189 U CN201821966189 U CN 201821966189U CN 209042253 U CN209042253 U CN 209042253U
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- light
- light source
- shielding unit
- reflector
- lighting device
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- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
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- 238000002360 preparation method Methods 0.000 description 1
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
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- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model provides a kind of lighting device, and the lighting device includes: light source, block unit and reflecting mirror, wherein the light source is irradiated from end near the ground to far from ground surface end；The block unit is located above the light source；The light source is located on the downside of the reflecting mirror；The reflecting mirror is located at the top of the block unit.The light source transmitting comes from end near the ground to the light far from ground surface end, the block unit above the light source can block some light, remaining light can continue to advance along optical path simultaneously, then light passes through the reflecting mirror reflection being located above the block unit, and finally formed optical path will not cause dazzling problem to other drivers or pedestrian.
Description
Technical Field
The utility model relates to an automobile parts technical field, in particular to lighting device.
Background
The car light is a lighting tool for a vehicle to run on a road at night, is a prompting tool for sending various vehicle running signals, and is generally divided into a head light and a tail light. The head-light is in the front portion of car, and the road condition in automobile body the place ahead can be lighted to the light of sending, makes the driving that the driver can be safe in night, and the head-light can divide into according to the light source: halogen tungsten lamps, xenon lamps; according to the function, the device can be divided into a dipped headlight, a high beam, a front steering lamp, a front position lamp and a front fog lamp. The tail light is generally disposed at the rear of the automobile and generally includes a rear position light, a back light, a brake light, a rear fog light and a rear steering light.
With different aesthetic requirements, some automotive lamp designs require the lamp to be designed in a top view. This requires that the arc of the mirror with optical function is designed to be in the direction of diving, the light source is located at the lower side of the mirror and the light source shines from the near-ground end to the far-ground end. Different to being located the reflector upside and the structure that the light source was followed to keeping away from car end level and shine with traditional light source, the light source is located the car light of reflector below, and the front side and the upside of its structure do not have the part of sheltering from, so take place easily because the light source direct light causes other drivers or pedestrian to dazzle the purpose condition, influence driving safety.
The problem of glare of light sources is generally solved in the prior art by the following methods: 1. the light source is positioned at the upper side of the reflector. However, this method is different from the optical surface design scheme of the light source under the reflector and is contrary to the design concept of the car light designed as a top view according to the requirement of the optical surface design principle; 2. with the optical design scheme in the form of the lens, the method is not only different from the design concept and requirement of the vehicle lamp designed to be overlooked, but also reduces the optical efficiency of the vehicle lamp and increases the cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lighting device to the car light causes dazzling problem when solving reflection type light source and being located the speculum downside.
In order to solve the above technical problem, the utility model provides a lighting device, lighting device includes: the device comprises a light source, a shielding unit and a reflector, wherein the light source irradiates from a near-ground end to a far-ground end; the shielding unit is positioned above the light source; the light source is positioned at the lower side of the reflector; the reflector is positioned above the shielding unit.
Optionally, in the lighting device, the shielding unit is a cover plate.
Optionally, in the lighting device, the reflector has an arc reflecting surface, and the arc reflecting surface is a concave surface.
Optionally, in the lighting device, the shielding unit and the reflector are fixed in a vertical direction, wherein the arc-shaped reflecting surface faces the shielding unit.
Optionally, in the lighting device, the shielding unit has a plurality of light emitting holes.
Optionally, in the lighting device, the boundary of the light exit hole can limit the light emitting angle of the light source to be within a range from-75 ° to +75 ° from the vertical direction.
Optionally, in the lighting device, the lighting device further includes a base, and the light source, the shielding unit, and the reflector are fixed to the base through a fixing structure.
Optionally, in the lighting device, the lighting device further includes an external fitting, the external fitting is a housing having an inner cavity, and the light source, the shielding unit and the reflector are all located in the inner cavity.
Optionally, in the lighting device, the outer fitting includes a light-opaque portion and a light-permeable portion covering the light-opaque portion, and the light-opaque portion extends to a light-emitting angle boundary line of the light source.
In the lighting device provided by the utility model, lighting device includes: the device comprises a light source, a shielding unit and a reflector, wherein the light source irradiates from a near-ground end to a far-ground end; the shielding unit is positioned above the light source; the light source is positioned at the lower side of the reflector; the reflector is positioned above the shielding unit. The light source emission is from near ground end to the light of keeping away from ground end, is located the light source top shelter from the unit and can shelter from partial light, and all the other light can continue to advance along the light path simultaneously, then light is through being located shelter from the unit top the speculum reflection, the light path of final formation can not lead to the fact dazzling problem to other drivers or pedestrian.
Drawings
Fig. 1 is a schematic structural cross-sectional view of a lighting device according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a lighting device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a shielding unit of the lighting device according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of an external configuration of a lighting device according to an embodiment of the present invention;
wherein,
100-a lighting device; 110-a light source; 120-a shielding unit; 121-light exit holes; 130-a mirror; 140-a base; 150-external preparation; 151-a light permeable section; 152-opaque portion.
Detailed Description
The utility model discloses a core thought lies in providing one kind can not produce the lighting device who dazzles to other drivers or pedestrian, because the light source is located speculum downside and light source from nearly ground end to keeping away from the structural difference of car light and ordinary car light that ground end shines, causes to dazzle dazzlingly probably bigger, the utility model provides a lighting device is on the basis that satisfies aesthetic requirements, and reduce cost has just guaranteed safe driving.
In order to realize the above idea, the utility model provides a lighting device, lighting device includes: the device comprises a light source, a shielding unit and a reflector, wherein the light source irradiates from a near-ground end to a far-ground end; the shielding unit is positioned above the light source; the light source is positioned at the lower side of the reflector; the reflector is positioned above the shielding unit.
To make the objects, advantages and features of the present invention clearer, the lighting device of the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention. Further, the structures illustrated in the drawings are often part of actual structures. In particular, the drawings may have different emphasis points and may sometimes be scaled differently.
First, referring to fig. 1 and fig. 2, fig. 1 is a schematic structural cross-sectional view of a lighting device according to an embodiment of the present invention; fig. 2 is a schematic perspective view of a lighting device according to an embodiment of the present invention. The lighting device 100 of the present embodiment is suitable for a structure in which the light source is located below the reflector, such as a reflective LED headlamp or a reflective halogen headlamp, and the present embodiment exemplifies a specific embodiment of the reflective LED headlamp. The illumination device 100 includes: the light source 110, the shielding unit 120 and the reflector 130, wherein the light source 110 irradiates from a near-ground end to a far-ground end (that is, the light source 110 is below the reflector 130, and the light emitted by the light source 110 irradiates upwards); the shielding unit 120 is located above the light source 110; the light source 110 is located at the lower side of the reflector 130; the reflecting mirror 130 is located above the shielding unit 120. Therefore, the light source 110 emits light from the near-ground end to the far-ground end, the shielding unit 120 above the light source 110 can shield part of the light, meanwhile, the rest of the light can continue to advance along the light path, then the light is reflected by the reflector 130 above the shielding unit 120, and finally the formed light path does not cause dazzling and affect the safety of other drivers or pedestrians.
Preferably, the shielding unit 120 is a cover plate. Therefore, the cover plate can shield the light emitted by the light source 110 from the near-ground end to the far-ground end, so that the light path which can cause dazzling of other drivers or pedestrians is eliminated, and the safety of the pedestrians and other running vehicles is ensured. The outer boundary of the cover plate can be specifically calculated according to the minimum boundary value of the shielding range boundary of the peripheral components of the illumination device 100 and the boundary of the light emitting angle of the light source 110.
Preferably, the reflector 130 has a curved reflective surface, and the curved reflective surface is a concave surface. Therefore, the arc-shaped reflecting surface of the reflector 130 can reflect the light emitted from the light source 110 and limit the light within a certain range, i.e., the light is not scattered after being reflected by the reflector 130. In the path of the light emitted by the light source 110 and shielded by the shielding unit 120, the counterclockwise rotation angle with the vertical direction is-75 to 0 °, the light within this angle range is reflected by the reflecting mirror 130, and according to the optical reflection law, the part of the light is reflected to the clockwise rotation angle with the vertical direction, that is, the light irradiated by the illumination device 100 to the front of the vehicle, so that the optical utilization efficiency is improved, the irradiation angle of the light source 110 is diversified, the optical illumination and signal requirements of the illumination device 100 are met, and the finally formed light path does not cause dazzling to affect the safety of other drivers or pedestrians.
In this embodiment, the shielding unit 120 and the reflecting mirror 130 are fixed in a vertical direction, wherein the arc-shaped reflecting surface faces the shielding unit 120. Because the reflector 130 has an arc-shaped structure and can reflect light rays with an angle of-75 to 0 degrees obtained by counterclockwise rotation in the vertical direction, preferably, the shielding unit 120 and the reflector 130 are fixed in the vertical direction, so that the light rays required to be reflected can be reflected in the angle range to the maximum extent, and the light ray path meeting the optical requirement can be achieved.
Referring to fig. 3, preferably, the shielding unit 120 has a plurality of light emitting holes 121, and the number of the light emitting holes 121 is multiple. Therefore, the light emitted from the light source 110 from the ground-near end to the ground-far end is partially blocked by the blocking unit 120 located above the light source 110, and the light passing through the plurality of light-emitting holes 121 continues to travel along the light path, so as to satisfy the optical illumination and signal requirements of the illumination device 100. The plurality of light-emitting holes 121 enable paths of light rays emitted by the light source 110 to be various and have a certain optical intensity, so that optical illumination and signal requirements of the illumination device 100 are met. Preferably, the light emitting holes 121 are symmetrically distributed on the shielding unit 120, so that the light emitted from the light source 110 is uniform and easy to calculate. However, it is understood that the light emitting holes 121 may be distributed on the shielding unit 120 in a non-uniform manner, and the distribution of the light emitting holes 121 on the shielding unit 120 is not limited as long as the requirements of optical illumination and signals of the illumination device 100 can be met according to the number and the position distribution of the light sources 110.
The shape of the light emitting hole 121 may be a regular shape such as a circle, a sector, an ellipse, or a square, or may be some irregular shapes, such as a shape formed by connecting some arc segments and straight segments.
Preferably, the boundary of the light emitting hole 121 can limit the light emitting angle of the light source 110 to be within a range of-75 ° to +75 ° from the vertical direction. Therefore, the light provided by the lighting device 100 is limited in a certain angle range, and generally, the angle range can not only meet the optical lighting and signal requirements of the lighting device 100, but also can not cause dazzling to other drivers and pedestrians, so that the driving safety is guaranteed. The boundary of the light exit hole 121 may be calculated according to the boundary value of the light emitting angle of the light source 110.
Preferably, the shielding unit 120 and the reflecting mirror 130 are fixed by a screw device. Therefore, the relative position between the shielding unit 120 and the reflector 130 is fixed, and the cooperation between the shielding unit and the reflector can be better exerted, so that the path of the light emitted by the light source 110 can be changed to meet the optical requirement. Preferably, the shielding unit 120 and the reflector 130 are fixed by a screw device, so that the relative position between the shielding unit 120 and the reflector 130 can be more firmly fixed, and meanwhile, if the angle between the shielding unit 120 and the reflector 130 needs to be adjusted, the previous adjustment between the shielding unit 120 and the reflector 130 can be conveniently realized by adjusting the screw device. However, it is understood that the fixing manner between the shielding unit 120 and the reflecting mirror 130 may not be a screw device, as long as the relative position between the shielding unit 120 and the reflecting mirror 130 is not changed during driving, and the fixing manner between the shielding unit 120 and the reflecting mirror 130 is not limited.
Preferably, the lighting device 100 further includes a base 140, and the light source 110, the shielding unit 120 and the reflector 130 are fixed on the base 140 by a fixing structure. Therefore, the light source 110, the shielding unit 120 and the reflector 130 are fixed relative to the base 140, so that the vibration generated during the driving of the vehicle does not affect the use of the lighting device 100, that is, the optical illumination and signal action of the lighting device 100 are not changed, and the danger caused by the function change of the lighting device 100 during the driving process is avoided.
Preferably, the lighting device 100 further includes an outer housing 150, the outer housing 150 is a housing having an inner cavity, and the light source 110, the shielding unit 120 and the reflector 130 are located in the inner cavity. Therefore, the external device has a certain intensity, and can protect the light source 110, the shielding unit 120 and the reflector 130, and prevent wind or air current from affecting the use of the lighting device 100 during the driving of the vehicle and damage to the lighting device 100 caused by fine flying obstacles.
Preferably, the external device 150 includes a non-light-transmitting portion 152 and a light-transmitting portion 151 covering the non-light-transmitting portion 152, and the non-light-transmitting portion 152 extends to a boundary line of a light-emitting angle of the light source 110. Specifically, the opaque portion 152 is a black outer member, and the transparent portion 151 is a transparent outer member. Therefore, the non-light-transmitting part 152 can shield the internal parts of the lighting device 100, so that the requirement of people on the aesthetic appearance of the vehicle is met, meanwhile, the non-light-transmitting part 152 can shield the light emitted by the light source 110, which is not in the optical requirement range, so that the problem of optical light leakage is avoided, and the lighting device 100 is ensured not to cause dazzling to other drivers and pedestrians.
In summary, the present invention provides a lighting device, which has the following advantages:
the utility model provides a pair of among the lighting device, the light source transmission is from the light of nearly ground end to keeping away from the ground end, and the unit that shelters from that is located the light source top can shelter from partial light, and the light that passes the light-emitting hole simultaneously can continue to advance along the light path, then light is through being located the speculum that shelters from the unit top, and the light path of final formation can not cause dazzling problem to other drivers or pedestrian, has guaranteed driving safety.
Further, the utility model provides a lighting device compares and solves the scheme that lighting device caused dazzling problem to other drivers or pedestrian in prior art and put forward, the utility model discloses can save extra cost-push to satisfy original molding design scheme and theory, satisfy the more and more high pleasing to the eye requirement that people put forward to the molding.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.
Claims (9)
1. An illumination device, characterized in that the illumination device comprises: the device comprises a light source, a shielding unit and a reflector, wherein the light source irradiates from a near-ground end to a far-ground end; the shielding unit is positioned above the light source; the light source is positioned at the lower side of the reflector; the reflector is positioned above the shielding unit.
2. The illumination device of claim 1, wherein the shielding unit is a cover plate.
3. A lighting device as recited in claim 1, wherein said reflector has an arcuate reflective surface, said arcuate reflective surface being a concave surface.
4. A lighting device as recited in claim 3, wherein said shielding unit is fixed in a vertical direction with said reflecting mirror, wherein said arc-shaped reflecting surface faces said shielding unit.
5. The illumination device according to claim 1, wherein the shielding unit has a plurality of light exit holes.
6. The illumination device of claim 5, wherein the light exit aperture is bounded to define an emission angle of the light source in a range of-75 ° to +75 ° from vertical.
7. The illumination device of claim 1, further comprising a base to which the light source, the shielding unit, and the reflector are fixed by a fixing structure.
8. The illumination device of claim 7, further comprising a housing having an interior cavity, wherein the light source, the shielding unit, and the reflector are positioned in the interior cavity.
9. The illumination device of claim 8, wherein the outer member comprises a non-light-transmissive portion and a light-transmissive portion overlying the non-light-transmissive portion, the non-light-transmissive portion extending to a light-emitting corner boundary of the light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821966189.XU CN209042253U (en) | 2018-11-27 | 2018-11-27 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821966189.XU CN209042253U (en) | 2018-11-27 | 2018-11-27 | Lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209042253U true CN209042253U (en) | 2019-06-28 |
Family
ID=67043608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821966189.XU Active CN209042253U (en) | 2018-11-27 | 2018-11-27 | Lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209042253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111637417A (en) * | 2020-04-23 | 2020-09-08 | 上汽大众汽车有限公司 | High beam and low beam reflector integral type headlight and vehicle |
-
2018
- 2018-11-27 CN CN201821966189.XU patent/CN209042253U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111637417A (en) * | 2020-04-23 | 2020-09-08 | 上汽大众汽车有限公司 | High beam and low beam reflector integral type headlight and vehicle |
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