CN104180200A - Illumination device - Google Patents
Illumination device Download PDFInfo
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- CN104180200A CN104180200A CN201310193318.1A CN201310193318A CN104180200A CN 104180200 A CN104180200 A CN 104180200A CN 201310193318 A CN201310193318 A CN 201310193318A CN 104180200 A CN104180200 A CN 104180200A
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Abstract
The invention relates to an illumination device. The illumination device comprises a base, a lamp cover, an optical element and at least one light-emitting element, wherein the lamp cover is provided with a first opening and is arranged on the base, and a containing space is formed by the lamp cover and the base; the optical element is fixedly arranged on the lamp cover and roughly covers the first opening of the lamp cover; the light-emitting element is arranged in the containing space and light emitted by the light-emitting element penetrates through the optical element and is emitted by the lamp cover to form an illumination property of the illumination device; the lamp cover and the optical element can move together relative to the light-emitting element; when the lamp cover and the optical element have a first relative position relative to the light-emitting element, the illumination property is a first illumination property; when the lamp cover and the optical element have a second relative position relative to the light-emitting element, the illumination property is a second illumination property; the first illumination property is different from the second illumination property.
Description
Technical field
The invention relates to a kind of lighting device, and particularly relevant for a kind of lighting device of capable of regulating photocurrent versus light intensity.
Background technology
Light emitting diode bulb has the characteristic of power saving, high brightness, so popularity rate is more and more higher.For example, yet existing light fixture (bulb lamp, projecting lamp, Recessed light) has fixing light type and colour temperature mostly, cannot be adjusted easily by user.When if user has different demand for the light type of light fixture from colour temperature, need to choose the product with do not share the same light type and colour temperature and replace.
Common mode is for example to arrange in pairs or groups to use a plurality of light emitting diodes of multiple color temperatures or color at present, and uses electric signal to control, to reach the effect of adjusting colour temperature or color; Or directly with electric signal, control the luminous intensity of the light emitting diode that is positioned at zones of different, to reach the effect of adjusting light type.Yet, the light emitting diode of a greater number need to be set with upper type, and electric signal controller easily causing the loss of energy, its cost is also higher.Therefore, all cannot provide effectively the most easy solution.
Summary of the invention
The present invention is relevant for a kind of lighting device.In the lighting device of the present embodiment, see through lampshade with respect to the movement of light-emitting component, light-emitting component is changed with respect to the position capable of regulating of optical element, and then make the light launched with respect to the different relative positions of light-emitting component, produce different optical characteristics at lampshade, to reach the effect that can adjust illuminating device luminous photocurrent versus light intensity.
According to one embodiment of the invention, it proposes a kind of lighting device (lighting apparatus).Lighting device comprises a base, lampshade one optical element and an at least one light-emitting component.Lampshade has one first opening, and lampshade is arranged on base and with base and forms a spatial accommodation.Optical element is fixedly installed on lampshade, and covers haply the first opening of lampshade.Light-emitting component is arranged in spatial accommodation, the light that light-emitting component sends penetrates by lampshade a photocurrent versus light intensity that forms lighting device again through optical element, wherein lampshade and optical element can together with respect to light-emitting component, move, when lampshade and optical element have first relative position with respect to light-emitting component, photocurrent versus light intensity is one first photocurrent versus light intensity, when lampshade and optical element have second relative position with respect to this light-emitting component, photocurrent versus light intensity is one second photocurrent versus light intensity, and the first photocurrent versus light intensity is different from the second photocurrent versus light intensity.
For there is to better understanding above-mentioned and other aspect of the present invention, preferred embodiment cited below particularly, and coordinate appended graphicly, be described in detail below:
Accompanying drawing explanation
Figure 1A～Figure 1B illustrates the three-dimensional generalized section of the lighting device of this disclosure one embodiment.
Fig. 2 A～Fig. 2 B illustrates the top view of the lighting device of this disclosure one embodiment.
Fig. 3 A～Fig. 3 B illustrates respectively along the hatching 2A-2A ' of Fig. 2 A～Fig. 2 B and the partial cutaway schematic of hatching 2B-2B '.
Fig. 4 A～Fig. 4 B illustrates the three-dimensional generalized section of the lighting device of another embodiment of this disclosure.
Fig. 5 A～Fig. 5 B illustrates the top view of the lighting device of another embodiment of this disclosure.
Fig. 6 A～Fig. 6 B illustrates respectively along the hatching 5A-5A ' of Fig. 5 A～Fig. 5 B and the partial cutaway schematic of hatching 5B-5B '.
Fig. 7 A～Fig. 7 B illustrates this disclosure three-dimensional generalized section of the lighting device of an embodiment again.
Fig. 8 A～Fig. 8 B illustrates this disclosure top view of the lighting device of an embodiment again.
Fig. 9 A～Fig. 9 B illustrates respectively along the hatching 8A-8A ' of Fig. 8 A～Fig. 8 B and the partial cutaway schematic of hatching 8B-8B '.
Figure 10 A～Figure 10 B illustrates the three-dimensional generalized section of the lighting device of the another embodiment of this disclosure.
Figure 11 A～Figure 11 B illustrates the top view of the lighting device of the another embodiment of this disclosure.
Figure 12 A～Figure 12 B illustrates respectively along the hatching 11A-11A ' of Figure 11 A～Figure 11 B and the partial cutaway schematic of hatching 11B-11B '.
[symbol description]
100,200,300,400: lighting device
110: lampshade
110a: the first opening
110b: flange
120,220,320,420: optical element
120a, 220a, 320a, 420a: the first optical characteristics region
120b, 220b, 320b, 420b: the second optical characteristics region
133: light-emitting component
160: base
160g: groove
180: spatial accommodation
2A-2A ', 2B-2B ', 5A-5A ', 5B-5B ', 8A-8A ', 8B-8B ', 11A-11A ', 11B-11B ': hatching
321: secondary optics element
323: opening
D1: counterclockwise
θ: angle
The specific embodiment
According to the embodiment of this disclosure, lighting device sees through lampshade with respect to the movement of light-emitting component, light-emitting component is changed with respect to the position capable of regulating of optical element, and then make the light launched with respect to the diverse location of light-emitting component, produce different optical characteristics at lampshade, to reach the effect that can adjust illuminating device luminous photocurrent versus light intensity.Be below the appended graphic embodiment that describes this disclosure in detail of reference.Label identical in graphic is in order to indicate same or similar part.Should be noted, graphic simplification in order to the content that clearly demonstrates embodiment, the thin portion structure that embodiment proposes is the use for illustrating only, not the scope of this disclosure wish protection is done to limit.Have and conventionally know that the knowledgeable is when implementing need to those structures being modified or be changed of aspect according to reality.
Figure 1A～Figure 1B illustrates the three-dimensional generalized section of the lighting device 100 of this disclosure one embodiment, Fig. 2 A～Fig. 2 B figure illustrates the top view of the lighting device of this disclosure one embodiment, and Fig. 3 A～Fig. 3 B illustrates respectively along the hatching 2A-2A ' of Fig. 2 A～Fig. 2 B and the partial cutaway schematic of hatching 2B-2B '.
Please refer to Figure 1A, Fig. 2 A and Fig. 3 A.Lighting device 100 comprises a lampshade 110, an optical element 120, a base 160 and at least one light-emitting component 133.Lampshade 110 is arranged on base 160, and forms a spatial accommodation 180 with base 160.Lampshade 110 has one first opening 110a, and optical element 120 is arranged at the first opening 110a place of lampshade 110, and covers haply the first opening 110a of lampshade 110.Optical element 120 is fixedly installed on lampshade 110, and can follow lampshade 110 with respect to light-emitting component 133, to move together.Light-emitting component 133 is arranged in spatial accommodation 180, and optical element 120 is arranged between lampshade 110 and light-emitting component 133, the light that light-emitting component 133 sends is first injected after optical element 120, then penetrates by lampshade 110, and forms the photocurrent versus light intensity that lighting device 100 has.In one embodiment, light-emitting component 133 is arranged on base 160, and corresponding to the first opening 110a of lampshade 110.In one embodiment, optical element 120 can be fixedly installed on lampshade 110 through mechanism's connection or integrated mode.
In the present embodiment, lampshade 110 and optical element 120 can move with respect to light-emitting component 133, when lampshade 110 and optical element 120 have first relative position with respect to light-emitting component 133, the light that light-emitting component 133 sends is first injected optical element 120 and by lampshade 110, is penetrated, makes lighting device 100 have one first photocurrent versus light intensity; When lampshade 110 and optical element 120 have second relative position with respect to light-emitting component 133, lighting device 100 has one second photocurrent versus light intensity, and wherein the first photocurrent versus light intensity is different from the second photocurrent versus light intensity.In the present embodiment, photocurrent versus light intensity is such as being that the colour temperature, color, scope of illumination is or/and light type etc.
In the present embodiment, optical element 120 has one first optical characteristics region 120a and one second optical characteristics region 120b, respectively in order to produce the light with the first optical characteristics and the second optical characteristics.In other words, when light, inject after the first optical characteristics region 120a, can produce the light with the first optical characteristics; When light, inject after the second optical characteristics region 120b, can produce the light with the second optical characteristics, wherein the first optical characteristics is different from the second optical characteristics.In the present embodiment, optical characteristics is such as being that the wavelength of light is or/and the travel path of light etc.Moreover when lampshade 110 and optical element 120 have the first relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the first optical characteristics region 120a of optical element 120; When lampshade 110 and optical element 120 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 120b of optical element 120.
In one embodiment, optical characteristics is for example wavelength.The first optical characteristics region 120a of optical element 120 has one first fluorescent material, and the second optical characteristics region 120b has one second fluorescent material, and the first fluorescent material is different from the second fluorescent material.Fluorescent material can make to penetrate and the wavelength of the light crossed changes, and incident ray is absorbed by fluorescent material and is converted to the emission of light with different wave length.Because lampshade 110 and optical element 120 are fastened to each other each other, and lampshade 110 can move with respect to light-emitting component 133, therefore, see through mobile lampshade 110 in different positions, light-emitting component 133 selectively corresponds to the first optical characteristics region 120a of optical element 120 or the second optical characteristics region 120b to produce respectively the light of different wave length.
In the present embodiment, optical characteristics is for example wavelength, and photocurrent versus light intensity is for example colour temperature or color.As shown in Figure 1A, Fig. 2 A and Fig. 3 A, when lampshade 110 and optical element 120 have the first relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the first optical characteristics region 120a of optical element 120, the light that now light-emitting component 133 sends can be through the first fluorescent material of the first optical characteristics region 120a, and can be through the second fluorescent material of the second optical characteristics region 120b, therefore can produce the light with the first wavelength, make lighting device 100 there is the photocurrent versus light intensity of the first colour temperature or color.For example, when lampshade 110 and optical element 120 move an angle θ (moving along counterclockwise D1) with respect to light-emitting component 133, as Figure 1B, shown in Fig. 2 B and Fig. 3 B, when lampshade 110 and optical element 120 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 120b of optical element 120, thus, the light that light-emitting component 133 sends can be through the second fluorescent material of the second optical characteristics region 120b, and can be through the first fluorescent material of the first optical characteristics region 120a, therefore can produce the light with second wave length, make lighting device 100 there is the photocurrent versus light intensity of the second colour temperature or color.Light can produce the light with different colours or colour temperature through the different fluorescent materials of different optical characteristic area, and then forms the photocurrent versus light intensity with different colours or colour temperature.
According to the embodiment of this disclosure, see through mobile lampshade 110 and lampshade 110 and optical element 120 are moved with respect to light-emitting component 133, to change the relative position between light-emitting component 133 and optical characteristics region 120a and 120b, make the light that light-emitting component 133 sends can pass different optical characteristics regions, and then produce the light with different optical characteristic, to reach the effect that makes lighting device 100 there is different photocurrent versus light intensities.Moreover lampshade 110 and optical element 120 are to use mechanical type to adjust mode with respect to the movement of light-emitting component 133, have preferably reliability compared to electronic type control mode, and the cost of mechanical type adjustment mode is also lower.Yet, the present embodiment is only example explanation, lampshade 110 is not limited to this with respect to the move angle of light-emitting component 133, direction etc., as long as just can reach mobile lampshade 110 and can change optical characteristics region 120a and corresponding light-emitting component 133 positions of 120b and then reach the photocurrent versus light intensity that changes lighting device 100.
As shown in Figure 1A～Figure 1B and Fig. 3 A～Fig. 3 B, the bottom of lampshade 110 can have a flange (flange) 110b, base 160 there is a groove (groove) 160g, flange 110b detains movably and is located in groove 160g, lampshade 110 is arranged on base 160, and lampshade 110 can move with respect to base 160.
In addition, in order to control the moving range of lampshade 110 (and optical element 120), lampshade 110 with on base 160, can be provided with a plurality of corresponding position limiting structures (not illustrating).Each position limiting structure for example comprises a groove of the flange 110b that is arranged on lampshade 110 and is arranged on the cross bar in the groove 160g of base 160, and wherein cross bar is corresponding to groove.In the present embodiment, can by position limiting structure with restriction lampshade 110 (and optical element 120) moving range in the spacing range of each light-emitting component 133.Yet above-described embodiment is example explanation, this disclosure is not limited for the details of position limiting structure, as long as can control the moving range of lampshade 110 (and optical element 120).
Fig. 4 A～Fig. 4 B illustrates the three-dimensional generalized section of the lighting device of another embodiment of this disclosure, Fig. 5 A～Fig. 5 B figure illustrates the top view of the lighting device of another embodiment of this disclosure, and Fig. 6 A～Fig. 6 B figure illustrates respectively along the hatching 5A-5A ' of Fig. 5 A～Fig. 5 B and the partial cutaway schematic of hatching 5B-5B '.The lighting device 200 of the present embodiment and lighting device 100 differences of previous embodiment are the design of optical element 220, and all the other something in common are repeated description no longer.
In the present embodiment, lighting device 200 comprises a lampshade 110, an optical element 220, a base 160 and at least one light-emitting component 133.Lampshade 110 is arranged on base 160, and forms a spatial accommodation 180 with base 160.Optical element 220 is arranged at the first opening 110a place of lampshade 110, and covers haply the first opening 110a of lampshade 110.Optical element 220 is fixed on lampshade 110, and can follow lampshade 110 with respect to light-emitting component 133, to move together.Light-emitting component 133 is arranged in spatial accommodation 180, and optical element 220 is arranged between lampshade 110 and light-emitting component 133, the light that light-emitting component 133 sends is first injected after optical element 220, then penetrates and form by lampshade 110 photocurrent versus light intensity that lighting device 200 has.
In the present embodiment, optical element 220 has one first optical characteristics region 220a and one second optical characteristics region 220b, respectively in order to produce the light with the first optical characteristics and the second optical characteristics.In other words, when light, inject after the first optical characteristics region 220a, can produce the light with the first optical characteristics; When light, inject after the second optical characteristics region 220b, can produce the light with the second optical characteristics, wherein the first optical characteristics is different from the second optical characteristics.In the present embodiment, optical characteristics is such as being that the wavelength of light is or/and the travel path of light etc.Moreover when lampshade 110 and optical element 220 have the first relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the first optical characteristics region 220a of optical element 220, lighting device 200 has one first photocurrent versus light intensity; When lampshade 110 and optical element 220 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 220b of optical element 220, lighting device 200 has one second photocurrent versus light intensity, and wherein the first photocurrent versus light intensity is different from the second photocurrent versus light intensity.
In this embodiment, optical characteristics is for example wavelength.The first optical characteristics region 220a of optical element 220 has a fluorescent material, and the second optical characteristics region 220b is for example opening or the translucent element without fluorescent material, and light can not change through its optical characteristics after the second optical characteristics region 220b.Because lampshade 110 and optical element 220 are fastened to each other each other, and lampshade 110 and optical element 220 can move with respect to light-emitting component 133, therefore, see through mobile lampshade 110 in different positions, light-emitting component 133 selectively corresponds to the first optical characteristics region 220a of optical element 220 or the second optical characteristics region 220b to produce respectively the light with different-colour or wavelength.
In the present embodiment, optical characteristics is for example wavelength, and photocurrent versus light intensity is for example colour temperature or color.As shown in Fig. 4 A, Fig. 5 A and Fig. 6 A, when lampshade 110 and optical element 220 have the first relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the first optical characteristics region 220a of optical element 220, the light that now light-emitting component 133 sends is through the fluorescent material of the first optical characteristics region 220a, and can not pass the second optical characteristics region 220b, therefore can produce the light with the first wavelength, make lighting device 200 there is the photocurrent versus light intensity of the first colour temperature or color.For example, when lampshade 110 and optical element 220 move an angle θ (moving along counterclockwise D1) with respect to light-emitting component 133, as Fig. 4 B, shown in Fig. 5 B and Fig. 6 B, lampshade 110 and optical element 220 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 220b of optical element 220, thus, the light that light-emitting component 133 sends can be through the second optical characteristics region 220b without fluorescent material, and can be through the first fluorescent material of the first optical characteristics region 220a, therefore can produce the light with second wave length, make lighting device 200 there is the characteristic of the second colour temperature or color.Light is through fluorescent material or through fluorescent material, can not produce the light with different colours or colour temperature, and then forms the photocurrent versus light intensity with different colours or colour temperature.
According to the embodiment of this disclosure, through mobile lampshade 110, make lampshade 110 and optical element 220 with respect to the movement of light-emitting component 133, to change the relative position between light-emitting component 133 and optical characteristics region 220b, light-emitting component 133 can be removed from the second optical characteristics region 220b, light passed there is the first optical characteristics region 220a of fluorescent material and produce the light of different optical characteristic, and then reaching the effect that makes lighting device 200 there is different photocurrent versus light intensities.Yet, the present embodiment is only example explanation, lampshade 110 is not limited to this with respect to the move angle of light-emitting component 133, direction etc., as long as just can reach mobile lampshade 110 and can change corresponding light-emitting component 133 positions of the second optical characteristics region 220b and then reach the photocurrent versus light intensity that changes lighting device 200.
Fig. 7 A～Fig. 7 B illustrates this disclosure three-dimensional generalized section of the lighting device of an embodiment again, Fig. 8 A～Fig. 8 B illustrates this disclosure top view of the lighting device of an embodiment again, and Fig. 9 A～Fig. 9 B figure illustrates respectively along the hatching 8A-8A ' of Fig. 8 A～Fig. 8 B and the partial cutaway schematic of hatching 8B-8B '.The lighting device 300 of the present embodiment and lighting device 100 differences of previous embodiment are the design of optical element 320, and all the other something in common are repeated description no longer.
In the present embodiment, lighting device 300 comprises a lampshade 110, an optical element 320, a base 160 and at least one light-emitting component 133.Lampshade 110 is arranged on base 160, and forms a spatial accommodation 180 with base 160.Optical element 320 is arranged at the first opening 110a place of lampshade 110, and covers haply the first opening 110a of lampshade 110.Optical element 320 is fixed on lampshade 110, and can follow lampshade 110 with respect to light-emitting component 133, to move together.Light-emitting component 133 is arranged in spatial accommodation 180, and optical element 320 is arranged between lampshade 110 and light-emitting component 133, the light that light-emitting component 133 sends is first injected after optical element 320, then penetrates and form by lampshade 110 photocurrent versus light intensity that lighting device 300 has.
In the present embodiment, optical element 320 has one first optical characteristics region 320a and one second optical characteristics region 320b, respectively in order to produce the light with the first optical characteristics and the second optical characteristics.In other words, when light, inject after the first optical characteristics region 320a, can produce the light with the first optical characteristics; When light, inject after the second optical characteristics region 320b, can produce the light with the second optical characteristics, wherein the first optical characteristics is different from the second optical characteristics.In the present embodiment, optical characteristics is such as being that the wavelength of light is or/and the travel path of light etc.Moreover when lampshade 110 and optical element 320 have the first relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the first optical characteristics region 320a of optical element 320, lighting device 300 has one first photocurrent versus light intensity; When lampshade 110 and optical element 320 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 320b of optical element 320, lighting device 300 has one second photocurrent versus light intensity, and wherein the first photocurrent versus light intensity is different from the second photocurrent versus light intensity.
In one embodiment, optical characteristics is for example the path that light is advanced.As shown in Fig. 7 A, Fig. 8 A and Fig. 9 A, the first optical characteristics region 320a of optical element 320 for example can have a secondary optics element 321, secondary optics element 321 does not limit has ad hoc structure, the optical component of secondary optics element 321 for can incident ray being caused reflection, refraction or be focused on, and the second optical characteristics region 320b is for example opening or translucent element, it can be also the optical component that another kind can make incident ray reflection, refraction or focus on.Because lampshade 110 and optical element 320 are fastened to each other each other, and lampshade 110 and optical element 320 can move with respect to light-emitting component 133, therefore, light-emitting component 133 selectively corresponds to the first optical characteristics region 320a of optical element 320 or the second optical characteristics region 320b to produce respectively the light with different rows inbound path.
In this exposure embodiment, the first optical characteristics region of optical element and the second optical characteristics region can be any combination of opening/translucent element, secondary optics element (reflection, refraction or focusing optical member) or fluorescent material, as long as can have different optical characteristics after can making light pass the first optical characteristics region and the second optical characteristics region.Moreover in one embodiment, single optical characteristics region also can comprise the combination of secondary optics element and fluorescent material simultaneously, it can change colour temperature or wavelength and the light travel path of light simultaneously.
In one embodiment, optical characteristics is for example the path that light is advanced.As shown in Fig. 7 A, Fig. 8 A and Fig. 9 A, the first optical characteristics region 320a has secondary optics element 321 and opening 323, secondary optics element 321 is for example reflector plate, correspondence is arranged at the top of each opening 323 with each reflector plate (secondary optics element 321), and the second optical characteristics region 320b is for example opening.Light produces different travel paths through the first optical characteristics region 320a with meeting after the second optical characteristics region 320b, and makes lighting device 300 produce the photocurrent versus light intensity with different illumination zones.Because lampshade 110 and optical element 320 are fastened to each other each other, and lampshade 110 and optical element 320 can move with respect to light-emitting component 133, therefore, light-emitting component 133 selectively corresponds to the first optical characteristics region 320a of optical element 320 or the second optical characteristics region 320b to produce respectively the light with different rows inbound path.
In the present embodiment, optical characteristics is for example the path that light is advanced, and photocurrent versus light intensity is for example illumination zone or light type.As shown in Fig. 7 A, Fig. 8 A and Fig. 9 A, when lampshade 110 and optical element 320 have the first relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the first optical characteristics region 320a of optical element 320, the light that now light-emitting component 133 sends can be reflected sheet reflection (secondary optics element 321) and change conduct path, then towards lateral direction light emission, therefore can produce the light with the first row footpath route, lighting device 300 be sent have the photocurrent versus light intensity of the first illumination zone or light type.For example, when lampshade 110 and optical element 320 move an angle θ (moving along counterclockwise D1) with respect to light-emitting component 133, as Fig. 7 B, shown in Fig. 8 B and Fig. 9 B, lampshade 110 and optical element 320 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 320b of optical element 320, thus, each reflector plate (secondary optics element 321) lays respectively at the centre of each two light-emitting components 133, the light that now light-emitting component 133 sends can directly pass the opening of the second optical characteristics region 320b, can't be reflected sheet reflects, therefore can produce the light with the second conduct route, lighting device 300 is sent there is the second illumination zone/photocurrent versus light intensity of light type.
In the present embodiment, reflector plate can be transparent lens (lens), and a part of light that light-emitting component 133 sends is luminous upward through reflector plate, and a part of light is reflected formation lateral direction light emission.In the present embodiment, reflector plate can further evenly mix fluorescent material in wherein, or fluorescent material is coated on the surface of reflector plate, thus, light through reflector plate can be absorbed by fluorescent material and convert the light with different wave length to, therefore makes lighting device 300 can have the photocurrent versus light intensity of different-colour or color and illumination zone or light type.
According to the embodiment of this disclosure, see through mobile lampshade 110 and make lampshade 110 and optical element 320 there is different relative positions with respect to light-emitting component 133, to change the relative position between light-emitting component 133 and optical characteristics region 320a (reflector plate), the travel path of the light that makes light-emitting component 133 can align or stagger optical characteristics region 320a (reflector plate) and make to send is different, and then reaches and lighting device 300 is sent have the light of the type/illumination zone of not sharing the same light and have different photocurrent versus light intensities.Yet, the present embodiment is example explanation, lampshade 110 is not limited to this with respect to the design of move angle, direction and optical characteristics region 320a and the 320b of light-emitting component 133, as long as just can reach the photocurrent versus light intensity (luminous smooth type/illumination zone) that mobile lampshade 110 can change the position of optical characteristics region 320a and the corresponding light-emitting component 133 of 320b and then reach change lighting device 300.
Figure 10 A～Figure 10 B figure illustrates the three-dimensional generalized section of the lighting device of the another embodiment of this disclosure, Figure 11 A～Figure 11 B figure illustrates the top view of the lighting device of the another embodiment of this disclosure, and Figure 12 A～Figure 12 B figure illustrates respectively along the hatching 11A-11A ' of Figure 11 A～Figure 11 B and the partial cutaway schematic of hatching 11B-11B '.The lighting device 400 of the present embodiment and lighting device 100 differences of previous embodiment are the design of optical element 420, and all the other something in common are repeated description no longer.
In the present embodiment, lighting device 400 comprises a lampshade 110, an optical element 420, a base 160 and at least one light-emitting component 133.Lampshade 110 is arranged on base 160, and forms a spatial accommodation 180 with base 160.Optical element 420 is arranged at the first opening 110a place of lampshade 110, and covers haply the first opening 110a of lampshade 110.Optical element 420 is fixed on lampshade 110, and can follow lampshade 110 with respect to light-emitting component 133, to move together.Light-emitting component 133 is arranged in spatial accommodation 180, and optical element 420 is arranged between lampshade 110 and light-emitting component 133, the light that light-emitting component 133 sends is first injected after optical element 420, then penetrates and form by lampshade 110 photocurrent versus light intensity that lighting device 400 has.
In the present embodiment, optical element 420 has one first optical characteristics region 420a and one second optical characteristics region 420b, respectively in order to produce the light with the first optical characteristics and the second optical characteristics.In other words, when light, inject after the first optical characteristics region 420a, can produce the light with the first optical characteristics; When light, inject after the second optical characteristics region 420b, can produce the light with the second optical characteristics, wherein the first optical characteristics is different from the second optical characteristics.In the present embodiment, optical characteristics is such as being that the wavelength of light is or/and the travel path of light etc.Moreover when lampshade 110 and optical element 420 have the first relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the first optical characteristics region 420a of optical element 420, lighting device 400 has one first photocurrent versus light intensity; When lampshade 110 and optical element 420 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 420b of optical element 420, lighting device 400 has one second photocurrent versus light intensity, and wherein the first photocurrent versus light intensity is different from the second photocurrent versus light intensity.
In one embodiment, optical characteristics is for example the path that light is advanced.As shown in Figure 10 A, Figure 11 A and Figure 12 A, the first optical characteristics region 420a of optical element 420 is for example translucent element, and the second optical characteristics region 420b is for example secondary optics element, and this secondary optics element is for example collector lens.Because lampshade 110 and optical element 420 are fastened to each other each other, and lampshade 110 and optical element 420 can move with respect to light-emitting component 133, therefore, light-emitting component 133 selectively corresponds to the first optical characteristics region 420a of optical element 420 or the second optical characteristics region 420b to produce respectively the light with different rows inbound path.
In one embodiment, as shown in Figure 10 A～Figure 10 B and Figure 11 A～Figure 11 B, each collector lens (the second optical characteristics region 420b) can comprise that a plurality of prism arrangement are on optical element 420.Via quantity, size and the arrangement mode of adjusting prism, can reach the effect of optically focused.
In the present embodiment, optical characteristics is for example the path that light is advanced, and photocurrent versus light intensity is for example illumination zone or light type.As shown in Figure 10 A, Figure 11 A and Figure 12 A, when lampshade 110 and optical element 420 have the first relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the first optical characteristics region 420a of optical element 420, the light that now light-emitting component 133 sends can't reflect by collector lens, therefore can produce the light with the first row footpath route, lighting device 400 be sent have the photocurrent versus light intensity of the first illumination zone or light type.For example, when lampshade 110 and optical element 420 move an angle θ (moving along counterclockwise D1) with respect to light-emitting component 133, as Figure 10 B, shown in Figure 11 B and Figure 12 B figure, lampshade 110 and optical element 420 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 420b of optical element 420, thus, the light that light-emitting component 133 sends reflects through the collector lens of the second optical characteristics region 420b and changes conduct path, refract light is assembled luminous upward, therefore can produce the light with the second conduct route, lighting device 400 is sent there is the second illumination zone/photocurrent versus light intensity of light type.
In another embodiment, the second optical characteristics region 420b is for example astigmat, and astigmat can move with respect to light-emitting component 133.Astigmat for example comprises that a plurality of prism arrangement are on optical element 420.In embodiment, for example, when astigmat (the second optical characteristics region 420b) moves an angle θ (inverse clock moves) with respect to light-emitting component 133, please refer to Figure 10 B, Figure 11 B and Figure 12 B, lampshade 110 and optical element 420 have the second relative position with respect to light-emitting component 133, light-emitting component 133 is corresponding to the second optical characteristics region 420b of optical element 420, thus, the light that light-emitting component 133 sends reflects through the astigmat of the second optical characteristics region 420b and changes conduct path, form lateral direction light emission, can produce the light with the second conduct route, lighting device 400 is sent there is the second illumination zone/photocurrent versus light intensity of light type.
In another embodiment, the first optical characteristics region 420a of optical element 420 is for example astigmat, and the second optical characteristics region 420b is for example collector lens.See through to change optical element 420 with the relative position of light-emitting component 133 to produce respectively the light with different rows inbound path, and then lighting device 400 is sent have the photocurrent versus light intensity of different illumination zone/light types.
According to the embodiment of this disclosure, see through mobile lampshade 110 and make lampshade 110 and optical element 420 there is different relative positions with respect to light-emitting component 133, to change the relative position between light-emitting component 133 and optical characteristics region 420b (collector lens or astigmat), make light-emitting component 133 can align or stagger optical characteristics region 420b (collector lens or astigmat) and light is reflected, and then reaching and lighting device 400 is sent there is the light of the type/illumination zone of not sharing the same light and there is different photocurrent versus light intensities.Yet, the present embodiment is example explanation, lampshade 110 is not limited to this with respect to the design of move angle, direction and optical characteristics region 420a and the 420b of light-emitting component 133, as long as just can reach the photocurrent versus light intensity (luminous smooth type/illumination zone) that mobile lampshade 110 can change the position of optical characteristics region 420a and the corresponding light-emitting component 133 of 420b and then reach change lighting device 400.
The disclosed lighting device of the above embodiment of the present invention, see through and adjust lampshade with respect to the relative position of light-emitting component, and can adjust, change light-emitting component with respect to the position of optical element, make the light launched with respect to the diverse location of light-emitting component, produce different optical characteristics at lampshade, and then reach the effect that can adjust illuminating device luminous photocurrent versus light intensity.And lampshade is to use mechanical type to adjust mode with respect to the movement of light-emitting component, has preferably reliability compared to electronic type control mode, and the cost of mechanical type adjustment mode is also lower.Moreover, the lighting device of embodiment does not need additionally to increase the quantity of light-emitting component, using under the light-emitting component condition of equal number and brightness, utilizing the architectural characteristic of optical element to adjust light course and wavelength thereof to change light-changing type and colour temperature, thering is preferably efficiency and cost advantage.In addition,, because optical element and light-emitting component are all arranged in the spatial accommodation that lampshade and base form, in the characteristics of luminescence of capable of regulating lighting device simultaneously, still there is appearance design simple and attractive in appearance.
In sum, although the present invention discloses as above with preferred embodiment, so it is not in order to limit the present invention.Persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when being used for a variety of modifications and variations.Therefore, protection scope of the present invention is when being as the criterion depending on the accompanying claim person of defining.
Claims (15)
1. a lighting device, is characterized in that comprising:
One base;
One lampshade, has one first opening, and this lampshade is arranged on this base and with this base and forms a spatial accommodation;
One optical element, is fixedly installed on this lampshade, and covers this first opening of this lampshade; And
At least one light-emitting component, is arranged in this spatial accommodation, and the light that this light-emitting component sends penetrates by this lampshade a photocurrent versus light intensity that forms this lighting device again through this optical element;
Wherein this lampshade and this optical element can together with respect to this light-emitting component, move, when this lampshade and this optical element have first relative position with respect to this light-emitting component, this photocurrent versus light intensity is one first photocurrent versus light intensity, when this lampshade and this optical element have second relative position with respect to this light-emitting component, this photocurrent versus light intensity is one second photocurrent versus light intensity, and this first photocurrent versus light intensity is different from this second photocurrent versus light intensity.
2. lighting device as claimed in claim 1, is characterized in that, this photocurrent versus light intensity be an illumination colour temperature, color, direction, scope or light type at least one of them.
3. lighting device as claimed in claim 1, it is characterized in that, this optical element has one first optical characteristics region and one second optical characteristics region, the light that this light-emitting component sends is injected and is produced a light with one first optical characteristics behind this first optical characteristics region, this light is injected and is produced a light with one second optical characteristics behind this second optical characteristics region, and this first optical characteristics is different from this second optical characteristics.
4. lighting device as claimed in claim 3, is characterized in that, this first optical characteristics and this second optical characteristics be respectively wavelength or light travel path at least one of them.
5. lighting device as claimed in claim 3, is characterized in that, this first optical characteristics region has one first fluorescent material, and this second optical characteristics region has one second fluorescent material, and this first fluorescent material is different from this second fluorescent material.
6. lighting device as claimed in claim 3, is characterized in that, this first optical characteristics region has a fluorescent material, and this second optical characteristics region is the translucent element that an opening or does not have fluorescent material.
7. lighting device as claimed in claim 3, is characterized in that, this first optical characteristics region has a secondary optics element (secondary optical element).
8. lighting device as claimed in claim 7, is characterized in that, this second optical characteristics region is one of them of an opening, a translucent element or a secondary optics element.
9. lighting device as claimed in claim 7, is characterized in that, this secondary optics element be an anacamptics member, a refractive optics member or a focusing optical member at least one of them.
10. lighting device as claimed in claim 7, is characterized in that, this first optical characteristics region and this second optical characteristics region also have respectively a fluorescent material.
11. lighting devices as claimed in claim 7, is characterized in that, this first optical characteristics region also has an opening, and this secondary optics element is arranged at the top of this opening.
12. lighting devices as claimed in claim 3, is characterized in that, this first optical characteristics region is a translucent element, and this second optical characteristics region is one of them of a collector lens or an astigmat.
13. lighting devices as claimed in claim 12, is characterized in that, this collector lens or this astigmat comprise that a plurality of prism arrangement are on this optical element.
14. lighting devices as claimed in claim 1, is characterized in that, the bottom of this lampshade has a flange (flange), and this flange packaged type ground button is located in a groove (groove) of this base.
15. lighting devices as claimed in claim 1, is characterized in that, this lampshade and this optical element are formed in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310193318.1A CN104180200A (en) | 2013-05-21 | 2013-05-21 | Illumination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310193318.1A CN104180200A (en) | 2013-05-21 | 2013-05-21 | Illumination device |
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| Publication Number | Publication Date |
|---|---|
| CN104180200A true CN104180200A (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310193318.1A Pending CN104180200A (en) | 2013-05-21 | 2013-05-21 | Illumination device |
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| CN (1) | CN104180200A (en) |
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| CN106152039A (en) * | 2016-06-24 | 2016-11-23 | 安庆市奥立德光电有限公司 | A kind of LED optically focused warning lamp |
| CN106287363A (en) * | 2015-06-05 | 2017-01-04 | 光宝科技股份有限公司 | The illuminator of brightness-adjusting |
| CN109764261A (en) * | 2019-02-12 | 2019-05-17 | 浙江生辉照明有限公司 | Lighting device |
| WO2023011579A1 (en) * | 2021-08-04 | 2023-02-09 | 广州光联电子科技有限公司 | Manual light source adjusting apparatus |
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| US20100163892A1 (en) * | 2008-12-29 | 2010-07-01 | Yu-Huan Liu | Led device and method of packaging the same |
| CN201539701U (en) * | 2009-10-22 | 2010-08-04 | 吕铁水 | Multipurpose electric torch |
| CN201593711U (en) * | 2010-01-27 | 2010-09-29 | 黄玉良 | LED fluorescent lamp |
| CN202532269U (en) * | 2012-04-24 | 2012-11-14 | 厦门阳光恩耐照明有限公司 | Light-emitting device with adjustable color temperature and color rendering index and light fixture provided with the light-emitting device |
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| JP2010123560A (en) * | 2008-11-21 | 2010-06-03 | Makoto Saito | Stick-like lighting fixture |
| US20100163892A1 (en) * | 2008-12-29 | 2010-07-01 | Yu-Huan Liu | Led device and method of packaging the same |
| CN201539701U (en) * | 2009-10-22 | 2010-08-04 | 吕铁水 | Multipurpose electric torch |
| CN201593711U (en) * | 2010-01-27 | 2010-09-29 | 黄玉良 | LED fluorescent lamp |
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| CN106287363A (en) * | 2015-06-05 | 2017-01-04 | 光宝科技股份有限公司 | The illuminator of brightness-adjusting |
| CN106152039A (en) * | 2016-06-24 | 2016-11-23 | 安庆市奥立德光电有限公司 | A kind of LED optically focused warning lamp |
| CN109764261A (en) * | 2019-02-12 | 2019-05-17 | 浙江生辉照明有限公司 | Lighting device |
| WO2023011579A1 (en) * | 2021-08-04 | 2023-02-09 | 广州光联电子科技有限公司 | Manual light source adjusting apparatus |
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Application publication date: 20141203 |