CN103839763A - Lamp - Google Patents
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- CN103839763A CN103839763A CN201210484297.4A CN201210484297A CN103839763A CN 103839763 A CN103839763 A CN 103839763A CN 201210484297 A CN201210484297 A CN 201210484297A CN 103839763 A CN103839763 A CN 103839763A
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- anode layer
- light fixture
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Abstract
The invention discloses a lamp comprising a lamp housing, an anode layer, a cathode layer, an emitter, a light-emitting layer and a spindle. The lamp housing has a hollow cylindrical structure provided with an accommodation cavity. The sidewall of the lamp housing is provided with a light-penetrable region. The anode layer is cylindrical and accommodated in the accommodation cavity. The cathode layer is accommodated in the anode layer and separated from the anode layer for a preset distance. The cathode layer is arranged in a manner that the cathode layer is at least in part opposite to the anode layer so as to form an electric field. The emitter is attached onto the cathode layer and arranged in a manner that the emitter is opposite to the anode layer. Electrons can be emitted by the emitter under the driving of the electric field. The light-emitting layer is attached onto the anode layer and arranged in a manner that the light-emitting layer is opposite to the cathode layer. Visible light of a variety of colors is generated by the light-emitting layer under the bombardment of the electrons. The spindle is accommodated in the anode layer. The spindle is fixedly connected with the anode layer. The rotation of the anode layer is driven by the rotation of the spindle. The light-emitting layer rotates along with the rotation of the anode layer. The visible light of a variety of colors emitted by the light-emitting layer goes out from the light-penetrable region successively. The lamp can be used to realize changeable light color, and has advantages of simple structure and low cost.
Description
Technical field
The present invention relates to lighting device, particularly relate to a kind of photochromic variable light fixture.
Background technology
The photochromic variable light that the light fixture having at present can send, utilizes this photochromic variable light fixture can reach the effects such as decoration, warning.But current photochromic variable light fixture is on the market for reaching good change light effect, the structure of this kind of light fixture is comparatively complicated conventionally, and often needs comparatively complicated drive system to control the light source of different colours.Therefore, the complicated structure of this light fixture, installs comparatively inconvenience, for the popularization of this kind of light fixture brings impact.
Summary of the invention
Based on this, be necessary to provide a kind of simple in structure and photochromic variable light fixture.
A kind of light fixture, comprising:
Lamp housing, for having the hollow cylindrical structure of host cavity, the sidewall of described lamp housing is provided with transmission region;
Anode layer, is tubular, is contained in described host cavity;
Cathode layer, is contained in described anode layer and is separated with predeterminable range, and described cathode layer is oppositely arranged to form electric field with described anode layer at least partly;
Emitter, is located on described cathode layer, and is oppositely arranged with described anode layer, and described emitter can be launched electronics under the driving of described electric field;
Luminescent layer, is attached on described anode layer, and is oppositely arranged with described cathode layer, and described luminescent layer is subject to described electronics bombardment to produce the visible ray of multiple color;
Rotating shaft, is contained in described anode layer, and described rotating shaft is fixedly connected with described anode layer, and described rotating shaft is rotated and driven described anode layer to rotate;
Wherein, described luminescent layer rotates with described anode layer, and the visible ray of the multiple color that described luminescent layer sends is successively from outgoing in described transmission region.
In an execution mode, described lamp housing is cylindric therein, and described transmission region is thin-and-long, and described transmission region extends axially along described lamp housing, and the central angle of described transmission region place circular arc is 50 ° ~ 80 °.
Therein in an execution mode, described anode layer comprises anode transparency carrier and anode transparency conducting layer, described anode transparency conducting layer is located on described anode transparency carrier, and is oppositely arranged with described cathode layer, and described luminescent layer is located on described anode transparency conducting layer.
In an execution mode, described cathode layer comprises therein:
Cathode base, is the part side of cylinder, is oppositely arranged with described transmission region; And
Cathode conductive layer, is attached on described cathode base, and is located between described anode layer and described cathode base, and described emitter is located on described cathode conductive layer.
In an execution mode, the central angle of described cathode conductive layer place circular arc equates with the central angle of described transmission region place circular arc therein.
In an execution mode, described anode layer is cylindric therein, the dead in line of described rotating shaft and described anode layer.
In an execution mode, described emitter is carbon nano-tube or zinc oxide nano rod therein, and described emitter is arranged side by side on described cathode layer.
In an execution mode, described luminescent layer is phosphor powder layer therein, and described luminescent layer comprises at least two illuminating parts, and each described illuminating part is coated with the fluorescent material of different colours.
In an execution mode, also comprise multiple support bars therein, one end of described support bar is fixedly connected with the sidewall of described rotating shaft, and the other end of described support bar is fixedly connected with described anode layer, anode layer described in described they sup-port.
Therein in an execution mode, also comprise fixed head, the middle part of described fixed head is provided with the groove of circular arc, and described rotating shaft is contained in described groove, and be rotatably connected with described fixed head, the two ends of described fixed head are fixedly connected with to fix described cathode layer respectively at the two ends of described cathode layer.
Above-mentioned light fixture, compared with traditional light fixture, at least has the following advantages:
First, between cathode layer and anode layer, apply high pressure, make two interpolars produce a highfield, emitter electron emission under electric field action, it is luminous that electronics bombards luminescent layer under electric field action.The light that luminescent layer sends through anode layer from transmission region outgoing.Because luminescent layer divides the visible ray that can send multiple color, therefore when anode layer rotates along with the rotation of rotating shaft, the visible ray of the multiple color of luminescent layer is corresponding rotating also, and different colours visible ray passes through transmission region outgoing successively, reaches photochromic variable effect.And, above-mentioned light fixture simple in structure, practicality is higher.Secondly, by controlling the velocity of rotation of rotating shaft, can control the speed of different Color Conversions, reach the effect of better decoration or warning.
And above-mentioned light fixture adopts emitter as cold light source, light fixture heating is few in the course of the work.Therefore, above-mentioned light fixture can avoid surface temperature too high in the time of work, thereby eliminates safe hidden trouble.
Brief description of the drawings
Fig. 1 is the structural representation of an execution mode light fixture;
Fig. 2 is the structural representation of the lamp housing of light fixture shown in Fig. 1;
Fig. 3 is the structural representation of the anode layer of light fixture shown in Fig. 1;
Fig. 4 is the structural representation of the cathode layer of light fixture shown in Fig. 1;
Fig. 5 is the vertical view of light fixture shown in Fig. 1.
Embodiment
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.In accompanying drawing, provide preferred embodiments of the present invention.But the present invention can realize in many different forms, be not limited to execution mode described herein.On the contrary, providing the object of these execution modes is make the disclosure of the present invention understand more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, it can be directly on another element or also can have an element placed in the middle.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement just for illustrative purposes, do not represent it is unique execution mode.
Unless otherwise defined, all technology that use are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present invention with scientific terminology.The term using in specification of the present invention herein, just in order to describe the object of concrete execution mode, is not intended to be restriction the present invention.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Refer to Fig. 1, the light fixture 100 of present embodiment comprises lamp housing 110, anode layer 120, cathode layer 130, emitter 140, luminescent layer 150, rotating shaft 160, support bar 170, fixed head 180 and power set (not shown).
Refer to Fig. 2, lamp housing 110 is cylindric, and lamp housing 110 offers host cavity (figure is mark not), and the sidewall of lamp housing 110 is provided with transmission region 111.The bottom of lamp housing 110 and top offer a through hole 113 relatively, and through hole 113, for accommodating the two ends of rotating shaft 160, is rotatably connected lamp housing 110 and rotating shaft 160.Specifically in the present embodiment, lamp housing 110 is cylindric.Transmission region 111 is thin-and-long, and transmission region 111 extends axially along lamp housing 110, and the central angle of transmission region 111 place circular arcs is 50 ° ~ 80 °.Concrete, transmission region 111 is for being opened in the loophole on lamp housing 110 sidewalls.The central angle of transmission region 111 place circular arcs is 60 °.Be appreciated that transmission region 111 can also be the transparent part on the sidewall of lamp housing 110, as long as can make light penetrate from transmission region 111.
And lamp housing 110 materials are light-proof material, can be metal or lighttight plastics etc.
Refer to Fig. 3, anode layer 120 is tubular, and is contained in host cavity.Specifically in the present embodiment, anode layer 120 is cylindric.Anode layer 120 comprises anode transparency carrier 121 and anode transparency conducting layer 123.Anode transparency carrier 121 is cylindric, and anode transparency carrier 121 can be clear glass, transparent ceramic etc.Anode transparency conducting layer 123 is located on anode transparency carrier 121, and anode transparency conducting layer 123 is oppositely arranged with cathode layer 130, and luminescent layer 150 is located on anode transparency conducting layer 123.Be that anode transparency conducting layer 123 is located on the inner surface of anode transparency carrier 121.
The form fit of anode transparency carrier 121 shapes and lamp housing 110 is cylindrical shape.The radius of anode transparency carrier 121 will be slightly less than the radius of lamp housing 110, so that anode transparency carrier 121 can be contained in lamp housing 110.Anode transparency conducting layer 123 is attached on the madial wall of anode transparency carrier 121.On the cross section of light fixture 100, anode transparency carrier 121 and lamp housing 110 are concentric circles.Anode transparency carrier 121 can be clear glass, transparent ceramic etc.
Anode transparency conducting layer 123 can be transparent conductive film, transparent conductive film is a kind of a kind of film that can conduct electricity and have high transparent rate in visible-range, mainly contains metal film system, oxidation film system, other compound film systems, polymeric membrane system, compound film system etc.Be appreciated that anode transparency conducting layer 123 can be for ITO(tin dope three indium oxide Indium Tin Oxide) film, AZO (aluminium-doped zinc oxide) film etc.
Refer to Fig. 4, cathode layer 130 is contained in anode layer 120 and is separated with predeterminable range, cathode layer 130 at least partly and anode layer 120 be oppositely arranged to form electric field.Specifically in the present embodiment, cathode layer 130 comprises cathode base 131 and cathode conductive layer 133.The part side that cathode base 131 is cylinder, is oppositely arranged with transmission region.Cathode conductive layer 133 is attached on cathode base 131, and is located between anode layer 120 and cathode base 131, and the central angle of cathode conductive layer 133 place circular arcs equates with the central angle of transmission region 111 place circular arcs.On the cross section of light fixture 100, cathode base 131, anode transparency carrier 121 and lamp housing 110 are concentric circles, the central angle of cathode conductive layer 133 place circular arcs equates with the central angle of transmission region 111 place circular arcs, and the central angle of cathode conductive layer 133 place circular arcs is also 60 °.Therefore, cathode conductive layer 133 is similar to transmission region 111 shapes, and the light that luminescent layer 150 relative with cathode conductive layer 133 sends can project from transmission region 111 completely, and lamp housing 110 can not block light.
Be appreciated that in other embodiments, cathode base 131 can also be cylindric, the part or all of covered cathode substrate 131 of cathode conductive layer 133.As long as the electric field that guarantee cathode conductive layer 133 forms with anode transparency conducting layer 123 is relative with transmission region 111.
Above-mentioned light fixture 100 adopts emitter 140 as cold light source, and light fixture 100 heatings are few in the course of the work.Therefore, above-mentioned light fixture 100 can avoid surface temperature too high in the time of work, thereby eliminates safe hidden trouble.
Be appreciated that support bar 170 can omit, rotating shaft 160 is directly fixedly connected with anode transparency carrier 121.Rotating shaft 160 is cylindric, and anode transparency carrier 121 is bonded in the side of rotating shaft 160, and cathode layer 130 is contained in the inside of rotating shaft 160.In the time that rotating shaft 160 is rotated, can drive equally anode layer 120 to rotate with respect to transmission region.
The middle part of fixed head 180 is provided with the groove 181 of circular arc, and rotating shaft 160 is contained in groove 181, and fixed head 180 is rotatably connected with rotating shaft 160, and the two ends of fixed head 180 are fixedly connected with fixed negative pole layer 130 respectively at the two ends of cathode layer 130.Specifically in the present embodiment, cathode base 131 for central angle be the side of the cylinder of 60 °, the two ends of fixed head 180 are fan-shaped after bending, and angle between the two ends of fixed head 180 is 60 °.The aperture of groove 181 is greater than the diameter of rotating shaft 160, so that rotating shaft 160 is contained in groove 181, and fixed head 180 is rotatably connected with rotating shaft 160.Therefore, in the time that rotating shaft 160 drives anode layer 120 to rotate, because fixed head 180 and rotating shaft 160 are rotatably connected, fixed head 180 maintains static, and cathode layer 130 keeps motionless.Therefore, in the time that rotating shaft 160 is rotated, emitter 140 can be relative from the different illuminating parts on luminescent layer 150, makes electronics bombard different illuminating parts.In the time being subject to electronics bombardment through the illuminating part of transmission region, send the light beam of respective color, and from the interior outgoing of transmission region 111.Luminescent layer 150 rotates thereupon, and another illuminating part passes through transmission region, and is subject to the bombardment of electronics, sends the light beam of another kind of color, and from the interior outgoing of transmission region 111.Thus, light fixture 100 can reach the effect of photochromic change, and can utilize this effect using light fixture 100 as decorative lamp or warning light etc.
Specifically in the present embodiment, fixed head 180 is insulating material, such as plastics or pottery etc.
And the height of fixed head 180 is less than the height of anode transparency carrier 121, make cathode base 131 be positioned at the middle part of rotating shaft 160.And support bar 170 is positioned at the both sides of fixed head 180.In the time that rotating shaft 160 drives support bar 170 to rotate, fixed head 180 is static with respect to rotating shaft 160, ensures that fixed head 180 can not hinder the rotation of anode layer 120.
Be appreciated that fixed head 180 can omit.Above-mentioned light fixture 100 can directly be fixedly connected with the bottom of cathode base 131 with the bottom of lamp housing 110, make cathode layer 130 fix, be housed in anode layer 120.
Power set and rotating shaft 160 are in transmission connection, and power set drive rotating shaft 160 to rotate.Power set can be controlled the velocity of rotation of rotating shaft 160, in the time that rotating shaft 160 is rotated with different speed, drive luminescent layer 150 to rotate with different speed.The different illuminating parts of luminescent layer 150 through transmission region 111, therefore, are controlled the speed of different Color Conversions with different speed, to reach better the effect of decorating or warning.
Be appreciated that power set can be motor or motor.
In above-mentioned light fixture 100, between cathode layer 130 and anode layer 120, apply high pressure, make two interpolars produce a highfield, emitter 140 electron emissions under electric field action, it is luminous that electronics bombards luminescent layer 150 under electric field action.The light that luminescent layer 150 sends through anode layer 120 from transmission region outgoing.Because 150 points of luminescent layers can send the visible ray of multiple color, therefore when anode layer 120 rotates along with the rotation of rotating shaft 160, the visible ray of the multiple color of luminescent layer 150 is corresponding rotating also, and different colours visible ray passes through transmission region 111 outgoing successively, reaches photochromic variable effect.And, above-mentioned light fixture 100 simple in structure, easy for installation, practicality is higher.
The above execution mode has only been expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a light fixture, is characterized in that, comprising:
Lamp housing, for having the hollow cylindrical structure of host cavity, the sidewall of described lamp housing is provided with transmission region;
Anode layer, is tubular, is contained in described host cavity;
Cathode layer, is contained in described anode layer and is separated with predeterminable range, and described cathode layer is oppositely arranged to form electric field with described anode layer at least partly;
Emitter, is located on described cathode layer, and is oppositely arranged with described anode layer, and described emitter can be launched electronics under the driving of described electric field;
Luminescent layer, is attached on described anode layer, and is oppositely arranged with described cathode layer, and described luminescent layer is subject to described electronics bombardment to produce the visible ray of multiple color;
Rotating shaft, is contained in described anode layer, and described rotating shaft is fixedly connected with described anode layer, and described rotating shaft is rotated and driven described anode layer to rotate;
Wherein, described luminescent layer rotates with described anode layer, and the visible ray of the multiple color that described luminescent layer sends is successively from outgoing in described transmission region.
2. light fixture according to claim 1, is characterized in that, described lamp housing is cylindric, and described transmission region is thin-and-long, and described transmission region extends axially along described lamp housing, and the central angle of described transmission region place circular arc is 50 ° ~ 80 °.
3. light fixture according to claim 1, it is characterized in that, described anode layer comprises anode transparency carrier and anode transparency conducting layer, described anode transparency conducting layer is located on described anode transparency carrier, and be oppositely arranged with described cathode layer, described luminescent layer is located on described anode transparency conducting layer.
4. light fixture according to claim 1, is characterized in that, described cathode layer comprises:
Cathode base, is the part side of cylinder, is oppositely arranged with described transmission region; And
Cathode conductive layer, is attached on described cathode base, and is located between described anode layer and described cathode base, and described emitter is located on described cathode conductive layer.
5. light fixture according to claim 4, is characterized in that, the central angle of described cathode conductive layer place circular arc equates with the central angle of described transmission region place circular arc.
6. light fixture according to claim 1, is characterized in that, described anode layer is cylindric, the dead in line of described rotating shaft and described anode layer.
7. light fixture according to claim 1, is characterized in that, described emitter is carbon nano-tube or zinc oxide nano rod, and described emitter is arranged side by side on described cathode layer.
8. light fixture according to claim 1, is characterized in that, described luminescent layer is phosphor powder layer, and described luminescent layer comprises at least two illuminating parts, and each described illuminating part is coated with the fluorescent material of different colours.
9. light fixture according to claim 1, it is characterized in that, also comprise multiple support bars, one end of described support bar is fixedly connected with the sidewall of described rotating shaft, the other end of described support bar is fixedly connected with described anode layer, anode layer described in described they sup-port.
10. light fixture according to claim 1, it is characterized in that, also comprise fixed head, the middle part of described fixed head is provided with the groove of circular arc, described rotating shaft is contained in described groove, and be rotatably connected with described fixed head, the two ends of described fixed head are fixedly connected with to fix described cathode layer respectively at the two ends of described cathode layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210484297.4A CN103839763A (en) | 2012-11-23 | 2012-11-23 | Lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210484297.4A CN103839763A (en) | 2012-11-23 | 2012-11-23 | Lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103839763A true CN103839763A (en) | 2014-06-04 |
Family
ID=50803156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210484297.4A Pending CN103839763A (en) | 2012-11-23 | 2012-11-23 | Lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103839763A (en) |
-
2012
- 2012-11-23 CN CN201210484297.4A patent/CN103839763A/en active Pending
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140604 |