CN103712141A - Vehicle-mounted signal lamp - Google Patents
Vehicle-mounted signal lamp Download PDFInfo
- Publication number
- CN103712141A CN103712141A CN201210374714.XA CN201210374714A CN103712141A CN 103712141 A CN103712141 A CN 103712141A CN 201210374714 A CN201210374714 A CN 201210374714A CN 103712141 A CN103712141 A CN 103712141A
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- Prior art keywords
- light source
- signal lamp
- reflector plate
- cab signal
- reflecting
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Abstract
The invention is applicable to the technical field of lamps, and provides a vehicle-mounted lamp. The vehicle-mounted lamp comprises a fixed light source module and a reflecting device capable of rotating around its own center axis. The reflecting device comprises a plurality of reflecting pieces evenly arranged around the center axis of the reflecting device. Each reflecting piece is of an arc-shaped structure with the middle recessed towards the center axis. Adjacent edges of optional adjacent reflecting pieces are connected with each other, and each reflecting piece is provided with a through hole. The light source module is arranged in a space encircled by the reflecting pieces and comprises at least one light source. The light sources extend from the through holes, and alternately cross the inner sides of the connecting portions of the through holes and adjacent reflecting pieces during rotation of the reflecting device to form flare light of the vehicle-mounted lamp. Through the axial rotation of the reflecting device, the light sources alternately cross the inner sides of the connecting portions of the through holes and adjacent reflecting pieces, so that flare light emission is realized on the condition of keeping a normal lighting state of the light sources, quick switch-on or switch-off of a light circuit is not needed, damage to the light sources is avoided, and service life of the vehicle-mounted signal lamp is prolonged.
Description
Technical field
The invention belongs to technical field of lamps, particularly a kind of cab signal lamp.
Background technology
In daily life, the top of the vehicles such as cruiser, ambulance, fire fighting truck, engineering truck, taxi is all provided with warning lamp or the signal lamp of flashing conventionally, for causing people around's attention, classical signal lamp is mainly controlled the rapidly opened and closed realization of light source by circuit and is glimmered, light source is in the process constantly opening and closing, greatly, the life-span seriously shortens, and then has affected the service life of signal lamp in its infringement.
Summary of the invention
The object of the present invention is to provide a kind of cab signal lamp, be intended to solve traditional vehicle information carrying signal lamp because the frequent light source that opens and closes causes short problem of its life-span.
The present invention is achieved in that a kind of cab signal lamp, comprises a light source module being fixedly installed and a reflection unit that can rotate around the central shaft of self;
Described reflection unit comprises a plurality of reflector plates that evenly arrange around its central shaft, described reflector plate is that mid portion is to the arcuate structure of the direction depression of described central shaft, described in arbitrary neighborhood, the adjacent side of reflector plate is connected, and described in each, reflector plate all offers a through hole;
Described light source module is arranged in the space that described a plurality of reflector plate surrounds, and comprise at least one light source, described light source stretches out from described through hole, and in the rotation process of described reflection unit, alternately streak the inner side of the coupling part of through hole and adjacent reflector plate described in each, form the flicker bright dipping of described cab signal lamp.
Reflection unit of the present invention is formed by connecting around its central shaft by a plurality of reflector plates with through hole, form the continuous alternatively distributed device in a transparent zone and shading region, axial rotation by reflection unit makes light source alternately streak transparent zone and shading region, and then realization flicker bright dipping under the state that keeps light source Chang Liang, do not need rapidly opened and closed circuit of light sources, avoid light source therefore to sustain damage, extended the service life of cab signal lamp.
Accompanying drawing explanation
Fig. 1 is the perspective view of embodiment of the present invention cab signal lamp;
Fig. 2 is the cutaway view of embodiment of the present invention cab signal lamp;
Fig. 3 is the stereogram of the light source module of embodiment of the present invention cab signal lamp;
Fig. 4 is the top view of embodiment of the present invention cab signal lamp;
Fig. 5 is the side view of embodiment of the present invention cab signal lamp.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Below in conjunction with specific embodiment, specific implementation of the present invention is further described in more detail:
Fig. 1 shows the stereogram of embodiment of the present invention cab signal lamp, and Fig. 2 shows the cutaway view of this cab signal lamp, Fig. 3 show this cab signal lamp the stereogram of light source module, for convenience of explanation, only show the part relevant to the present embodiment.
With reference to accompanying drawing 1,2,3, this cab signal lamp comprises a light source module 1 being fixedly installed and a reflection unit 2 that can rotate around the central shaft of self, and light source module 1 comprises at least one light source 11, can be fixed on a supporter 12.Reflection unit 2 comprises the even a plurality of reflector plates 21 that arrange of central shaft around himself, each reflector plate 21 is the mid portion arcuate structure of the direction depression of axle wherein, the adjacent both sides of the reflector plate 21 of arbitrary neighborhood are connected, a plurality of reflector plates 21 connect successively around above-mentioned central shaft, surround the tubular reflection unit 2 of a upper and lower opening, and, on each reflector plate 21, all offer a through hole 211.1 of light source module is arranged in the space being surrounded by a plurality of reflector plates 21, and light source 11 can stretch out from through hole 211, and in the process of rotating around its central shaft at reflection unit 2 and relatively rotate between reflector plate 21, and then alternately streak the inner side of the coupling part 22 of each through hole 211 and adjacent reflector plate 21, realize the flashing of signal lamp.Certainly, this cab signal lamp also comprises that one is arranged on lampshade 3 outside light source module 1 and reflection unit 2 and for carrying the base 4 of light source module 1 and reflection unit 2, lampshade 3 and base 4 snappings get up to form a closed space.
Be appreciated that, the size of reflector plate 21 and through hole 211 is unsuitable too small, actually form an inner cavity, at least guarantee that light source 11 can streak through hole 211 smoothly, can do not stopped by the two ends of through hole 211, and can, from the inner side process of the join domain of adjacent reflector plate 21, when actual fabrication, can determine according to the size reasonable of light source module 1 size of reflector plate 21 and through hole 211.
The operation principle of this cab signal lamp is as follows: when reflection unit 2 carries out axial rotation, light source 11 can alternately streak the inner side of the coupling part 22 of through hole 211 and adjacent reflector plate 21, at light source 11, streak in the process of through hole 211, light source 11 stretches out from through hole 211, its irradiation sending is on reflector plate 21, through reflector plate 21, reflex at a distance, rotation along with reflector plate 21, in the time of on the axis of light source 11 in reflector plate 21, catoptrical brightness is maximum, when light source 11 is during near the edge of through hole 211, catoptrical intensity is less, when light source 11 enters the inner side of coupling part 22 of adjacent reflector plate 21, because reflector plate 21 is light tight, block the coupling part 22 that light is reflected sheet 21, do not have light to penetrate, now signal lamp is dimmed, like this, in the process of reflection unit 2 axial rotation, cab signal lamp just can present the bright dark blink states alternately changing.
In the present embodiment, light source module 1 and reflection unit 2 respectively have the central shaft of himself, and preferred, the central shaft of the two, on same straight line, is convenient to structural design and manufacture.Certainly, the two can be not coaxial, as long as assurance light source 11 can be realized flicker bright dipping by the coupling part 22 of through hole 211 and reflector plate 21 smoothly.
With reference to figure 3,4, in the present embodiment, light source 11 can only be established one, also can arrange a plurality ofly, and a plurality of light sources 11 preferably evenly arrange around its central shaft.Further, the quantity of light source 11 is preferably identical with the quantity of reflector plate 21 and evenly arrange, because reflector plate 21 and light source 11 all evenly arrange around its central shaft, in the process of rotating at reflection unit 2, a plurality of light sources 11 can be positioned on the axis of each reflector plate 21 simultaneously, the brightness of each reflector plate 21 reflections is all in the strongest state, now signal lamp to all directions send the strongest and etc. the light of brightness.Equally, each light source 11 also can be simultaneously through the junction of reflector plate 21, and the light that each light source 11 is sent is blocked simultaneously, and signal lamp is dimmed.Like this, cab signal lamp all equates to the emitting brightness of all directions at any time, and bright dark variation is rule comparatively also, improved outward appearance and the alarming effect of signal lamp.
Further, through hole 211 in the present embodiment will guarantee that along the size of reflection unit 2 rotation directions light source 11 can streak through hole 211 smoothly, preferred on this basis, the shape of through hole 211 is preferably strip, its width is slightly larger than light source 11 in the size of its width, and length direction is consistent with the rotation direction of reflection unit 2.Like this, both can guarantee that light source 11 can streak through hole, through hole 211 width can have been controlled to minimum again, the reflective surface area of reflector plate 21 is maximized, in order to avoid the openwork part of light via through holes width is injected light source module 1 and cannot be reflected away, cause light waste.
With further reference to accompanying drawing 5, preferred, through hole 211 can be positioned at the mid portion of reflector plate 21, makes the reflecting effect of reflector plate 21 and beam shape reach best.
Further, the concrete shape of a plurality of reflector plates 21 is identical, is convenient to manufacture and can makes its reflecting angle (the catoptrical angle of divergence) equate.In addition, the warning scope that the reflecting angle sum of a plurality of reflector plates 21 can be according to actual needs determines, as a kind of implementation, reflecting angle sum can be 360 °, to realize the warning within the scope of 360 °, also can be 180 °, 90 ° etc.
Concrete, reflector plate 21 can be established 3 altogether, and further, the reflecting angle of each reflector plate 21 can be 120 °, and the warning scope of whole warning lamp is 360 °.The surface texture of these 3 reflector plates can be identical or different, concrete, the surface of one of them reflector plate 21 can be provided with the small pit of net distribution, and the surface of another reflector plate 21 can be provided with the minute protrusions of net distribution, and the surface of the 3rd reflector plate 21 can be level and smooth cambered surface.Can also by the surface design of reflector plate, be other structures according to actual needs, the present embodiment repeats no more.
In the present embodiment, the type of light source 11 can have multiple, can adopt ordinary light source, or LED light source etc., preferably adopts LED light source, its brightness is high, energy-conserving and environment-protective and the life-span long.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a cab signal lamp, is characterized in that, comprises a light source module being fixedly installed and a reflection unit that can rotate around the central shaft of self;
Described reflection unit comprises a plurality of reflector plates that evenly arrange around its central shaft, described reflector plate is that mid portion is to the arcuate structure of the direction depression of described central shaft, described in arbitrary neighborhood, the adjacent side of reflector plate is connected, and described in each, reflector plate all offers a through hole;
Described light source module is arranged in the space that described a plurality of reflector plate surrounds, and comprise at least one light source, described light source stretches out from described through hole, and in the rotation process of described reflection unit, alternately streak the inner side of the coupling part of through hole and adjacent reflector plate described in each, form the flicker bright dipping of described cab signal lamp.
2. cab signal lamp as claimed in claim 1, is characterized in that, the central shaft of described light source module and the central shaft of described reflection unit are on same straight line.
3. cab signal lamp as claimed in claim 1 or 2, is characterized in that, described light source is a plurality of, around the central shaft of described light source module, evenly arranges.
4. cab signal lamp as claimed in claim 3, is characterized in that, the quantity of described light source is identical with the quantity of described reflector plate.
5. the cab signal lamp as described in claim 1,2 or 4, is characterized in that, described through hole is the length direction strip through-hole consistent with the rotation direction of described light source module.
6. the cab signal lamp as described in claim 1,2 or 4, is characterized in that, the reflecting angle of a plurality of described reflector plates equates.
7. cab signal lamp as claimed in claim 6, is characterized in that, described reflector plate is provided with 3 altogether.
8. cab signal lamp as claimed in claim 7, is characterized in that, wherein the surface of two described reflector plates is respectively equipped with pit and the projection of net distribution, and described in another, the surface of reflector plate is level and smooth cambered surface.
9. cab signal lamp as claimed in claim 1, is characterized in that, described light source adopts LED light source.
10. vehicle-mounted warning lamp as claimed in claim 1, is characterized in that, also comprises for carrying the base of described light source module and reflection unit, on described base and outside described light source module and reflection unit, is covered with lampshade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210374714.XA CN103712141A (en) | 2012-09-29 | 2012-09-29 | Vehicle-mounted signal lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210374714.XA CN103712141A (en) | 2012-09-29 | 2012-09-29 | Vehicle-mounted signal lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103712141A true CN103712141A (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210374714.XA Pending CN103712141A (en) | 2012-09-29 | 2012-09-29 | Vehicle-mounted signal lamp |
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| Country | Link |
|---|---|
| CN (1) | CN103712141A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975765A (en) * | 2017-11-28 | 2018-05-01 | 华强方特（芜湖）文化科技有限公司 | A kind of light regulating device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1167894A (en) * | 1996-06-06 | 1997-12-17 | 株式会社小糸制作所 | Signal lamp for vehicle |
| US20080074279A1 (en) * | 2006-09-15 | 2008-03-27 | Idealite Optoelectronics Inc. | Rotating flashing warning signal lamp |
| CN101637915A (en) * | 2009-09-10 | 2010-02-03 | 石博天 | Flashing infrared source for autonomously positioning LEGO robot and positioning method |
| CN101802482A (en) * | 2007-09-10 | 2010-08-11 | 株式会社派特莱 | Reflecting mirror for warning lamp, and warning lamp |
| CN102563412A (en) * | 2010-12-06 | 2012-07-11 | 日立空调·家用电器株式会社 | Lamp |
-
2012
- 2012-09-29 CN CN201210374714.XA patent/CN103712141A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1167894A (en) * | 1996-06-06 | 1997-12-17 | 株式会社小糸制作所 | Signal lamp for vehicle |
| US20080074279A1 (en) * | 2006-09-15 | 2008-03-27 | Idealite Optoelectronics Inc. | Rotating flashing warning signal lamp |
| CN101802482A (en) * | 2007-09-10 | 2010-08-11 | 株式会社派特莱 | Reflecting mirror for warning lamp, and warning lamp |
| CN101637915A (en) * | 2009-09-10 | 2010-02-03 | 石博天 | Flashing infrared source for autonomously positioning LEGO robot and positioning method |
| CN102563412A (en) * | 2010-12-06 | 2012-07-11 | 日立空调·家用电器株式会社 | Lamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975765A (en) * | 2017-11-28 | 2018-05-01 | 华强方特（芜湖）文化科技有限公司 | A kind of light regulating device |
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Application publication date: 20140409 |