CN104214686A - Lighting device - Google Patents
Lighting device Download PDFInfo
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- CN104214686A CN104214686A CN201310213022.1A CN201310213022A CN104214686A CN 104214686 A CN104214686 A CN 104214686A CN 201310213022 A CN201310213022 A CN 201310213022A CN 104214686 A CN104214686 A CN 104214686A
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- light
- emitting component
- lampshade
- lighting device
- shielding structure
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Abstract
The invention discloses a lighting device. The lighting device comprises a base, a lamp shade, at least one first light-emitting element and at least one second light-emitting element, wherein the lamp shade is provided with an opening, the lamp shade is arranged on the base, a containing space is formed by the lamp shade and the base, the first light-emitting elements and the second light-emitting elements are arranged in the containing space, the wavelength of light emitted by the first light-emitting elements is different from the wavelength of light emitted by the second light-emitting elements, the lamp shade can move relative to the first light-emitting elements, and the luminous flux of light, extending out of the lamp shade, emitted by the first light-emitting elements changes at the same time when the lamp shade moves relative to the first light-emitting elements.
Description
Technical field
This disclosure relates to a kind of lighting device, and relates to a kind of lighting device of adjustable photocurrent versus light intensity especially.
Background technology
Light emitting diode bulb has the characteristic of power saving, high brightness, and therefore popularity rate is more and more higher.But existing light fixture (such as bulb lamp, projecting lamp, Recessed light) has fixing color and colour temperature mostly, cannot be adjusted easily by user.If when user has a different demand for color and the colour temperature of light fixture, then need to choose the product with different colours and colour temperature and replace.
Mode common at present such as arranges in pairs or groups to use multiple light emitting diodes of multiple color, and utilize IC element to control the current strength of each light emitting diode, to reach the effect of adjustment color or colour temperature.But need with upper type the light emitting diode arranging a greater number, and utilize the IC element execution signal of telecommunication to control easily to cause the loss of energy, the cost of IC element is also higher.Therefore, the most easy solution cannot all be provided.
Summary of the invention
This disclosure has about a kind of lighting device.In the lighting device that embodiment proposes, by lampshade relative to the movement of two kinds of light-emitting components with different emission wavelength, and adjust change two kinds of light-emitting components one of them light injection lampshade luminous flux, and then change the flux ratio of light injection lampshade of two kinds of light-emitting components, to reach the effect of the photocurrent versus light intensities such as the color that can adjust lighting device or colour temperature.
According to an embodiment of this disclosure, it proposes a kind of lighting device.Lighting device comprises a base, a lampshade and at least one first light-emitting component and at least one second light-emitting component.Lampshade has an opening, and lampshade to be arranged on base and to form a spatial accommodation with base.First light-emitting component and the second light-emitting component are arranged in spatial accommodation, the wavelength of the light that the first light-emitting component sends is different from the wavelength of the light that the second light-emitting component sends, wherein lampshade can move relative to the first light-emitting component, when lampshade moves relative to the first light-emitting component, the luminous flux that the light of the first light-emitting component penetrates this lampshade can change thereupon.
Accompanying drawing explanation
In order to have better understanding to above-mentioned and other aspect of the present invention, preferred embodiment cited below particularly, and coordinating accompanying drawing, being described in detail below, wherein:
Figure 1A illustrates the exploded view of the lighting device of this disclosure one embodiment.
Figure 1B illustrates the generalized section of the lighting device of this disclosure one embodiment.
Fig. 2 A illustrates the schematic perspective view of the lighting device of this disclosure one embodiment.
Fig. 2 B-Fig. 2 D illustrates the top view of the lighting device of this disclosure one embodiment.
Fig. 3 A illustrates the exploded view of the lighting device of another embodiment of this disclosure.
Fig. 3 B illustrates the generalized section of the lighting device of another embodiment of this disclosure.
Fig. 4 A illustrates the schematic perspective view of the lighting device of another embodiment of this disclosure.
Fig. 4 B-4C illustrates the top view of the lighting device of another embodiment of this disclosure.
Detailed description of the invention
According to the embodiment of this disclosure, lighting device by lampshade relative to the movement of two kinds of light-emitting components with different emission wavelength, and adjust one of them luminous flux of change two kinds of light-emitting components, and then change the flux ratio of two kinds of light-emitting components, to reach the effect of the photocurrent versus light intensities such as the color that can adjust lighting device or colour temperature.Below for describing the embodiment of this disclosure in detail with reference to accompanying drawing.Label identical in accompanying drawing is in order to indicate same or similar part.It is noted that accompanying drawing has simplified the content in order to clearly demonstrating embodiment, the thin portion structure that embodiment proposes has been only the use illustrated, not does limit to this disclosure for the scope of protection.Have and usually know that the knowledgeable to be modified described structure when the needs can implementing aspect according to reality or changes.
Figure 1A illustrates the exploded view of the lighting device of this disclosure one embodiment, Figure 1B illustrates the generalized section of the lighting device of this disclosure one embodiment, Fig. 2 A illustrates the schematic perspective view of the lighting device of this disclosure one embodiment, and Fig. 2 B-Fig. 2 D illustrates the top view of the lighting device of this disclosure one embodiment.
Please refer to Figure 1A-Figure 1B and Fig. 2 A-Fig. 2 D.Lighting device 100 comprises base 110, lampshade 120, at least one first light-emitting component 130 and at least one second light-emitting component 140.Lampshade 120 has an opening 120a, and lampshade 120 is arranged on base 110, and forms a spatial accommodation 160 with base 110.First light-emitting component 130 and the second light-emitting component 140 are arranged in spatial accommodation 160, and the wavelength of the light that the first light-emitting component 130 sends is different from the wavelength of the light that the second light-emitting component 140 sends.Lampshade 120 can move relative to the first light-emitting component 130, and when lampshade 120 changes relative to the relative position of the first light-emitting component 130, the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 can relatively increase or reduce.
In the present embodiment, when lampshade 120 moves relative to the first light-emitting component 130, the luminous flux of the light injection lampshade 120 of the second light-emitting component 140 maintains definite value.In other words, the luminous flux of the light injection lampshade 120 of the second light-emitting component 140 is not subject to the impact of lampshade 120 movement.When lampshade 120 moves relative to the first light-emitting component 130, the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 changes, and the luminous flux of the light injection lampshade 120 of the second light-emitting component 140 is constant, therefore can change the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 via mobile lampshade 120, and then the light changing the first light-emitting component 130 and the second light-emitting component 140 penetrates the flux ratio of lampshade 120.
In one embodiment, the relative position of the first light-emitting component 130 and the second light-emitting component 140 is fixing.That is, when lampshade 120 moves relative to the first light-emitting component 130, lampshade 120 also moves relative to the second light-emitting component 140.
In the present embodiment, first light-emitting component 130 is different with the wavelength of the light that the second light-emitting component 140 sends, the light that the light that light-emitting component 130 and 140 sends mixes rear formation can have the wavelength of the light sent being different from light-emitting component 130 and 140, the color of light lighting device 100 being had be different from light-emitting component 130 and 140 to send or the photocurrent versus light intensity of colour temperature.When the flux ratio of the light injection lampshade 120 of the first light-emitting component 130 and the second light-emitting component 140 changes, the color that mixed light has or colour temperature also can change thereupon, therefore the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 can be changed via mobile lampshade 120, and then the photocurrent versus light intensity such as the color of change lighting device 100 or colour temperature.
In the present embodiment, as shown in figs. 2 a-d, lighting device 100 also comprises a light-shielding structure 150, is fixed on lampshade 120, lampshade 120 and light-shielding structure 150 can together with move relative to the first light-emitting component 130.When light-shielding structure 150 changes relative to the relative position of the first light-emitting component 130, first light-emitting component 130 is blocked the area that structure 150 covers can and then be increased or reduce, and makes the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 correspondingly reduce or to increase.
In embodiment, when lampshade 120 moves relative to the first light-emitting component 130, the second light-emitting component 140 can not be blocked structure 150 and covered, and makes the luminous flux of the light injection lampshade 120 of the second light-emitting component 140 maintain definite value.According to embodiment, when lampshade 120 moves relative to the first light-emitting component 130, first light-emitting component 130 covered because be subject to light-shielding structure 150, thus the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 can change, and the luminous flux of the light injection lampshade 120 of the second light-emitting component 140 can not change, therefore the flux ratio of the light injection lampshade 120 of the first light-emitting component 130 and the second light-emitting component 140 can be changed, thus, the color that mixed light has or colour temperature also can change thereupon.Therefore, the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 can be changed via mobile lampshade 120 and light-shielding structure 150, and then the photocurrent versus light intensity such as the color of change lighting device 100 or colour temperature.
In the present embodiment, as shown in Figure 1A, lighting device 100 also comprises a sheet feeding type 170, is arranged between the first light-emitting component 130 and light-shielding structure 150, and sheet feeding type 170 remains fixing relative to the relative position of the first light-emitting component 130.As shown in Figure 1A, sheet feeding type 170 also can be arranged in light-shielding structure 150.Sheet feeding type 170 has at least one breach 170a, and breach 170a is fixing corresponds to the first light-emitting component 130, thus, the light of the first light-emitting component 130 luminescence can be made more concentrated.
In the present embodiment, as shown in figs. 2 a-d, light-shielding structure 150 can have an a transmission region 150a and lightproof area 150b.When lampshade 120 moves relative to the first light-emitting component 130 together with light-shielding structure 150, the first light-emitting component 130 is blocked the area that region 150b covers can be increased or reduce, and the second light-emitting component 140 can continue to correspond to transmission region 150b.
For example, as shown in Fig. 2 A-Fig. 2 B, the first light-emitting component 130 and the second light-emitting component 140 are all corresponding to transmission region 150a, and now the flux ratio of the light injection lampshade 120 of light-emitting component 130 and 140 is such as 1: 1.As shown in Figure 2 C, when lampshade 120 moves a distance d1 (such as moving along counterclockwise D1) relative to the first light-emitting component 130 together with light-shielding structure 150, now the first light-emitting component 130 about 50% lighting area be blocked region 150b and cover, now the first light-emitting component 130 is only left the lighting area of about 50% corresponding to transmission region 150a, and the second light-emitting component 140 still corresponds to transmission region 150a completely, the flux ratio of the light injection lampshade 120 of light-emitting component 130 and 140 like this then such as changes to 0.5: 1.Moreover, as shown in Figure 2 D, when lampshade 120 moves a distance d2 (such as moving along counterclockwise D1) relative to the first light-emitting component 130 together with light-shielding structure 150, now the first light-emitting component 130 lighting area is blocked region 150b completely and covers, the luminescence of the first light-emitting component 130 cannot pass transmission region 150a completely, and the second light-emitting component 140 still corresponds to transmission region 150a completely, the flux ratio of the light injection lampshade 120 of light-emitting component 130 and 140 like this then such as changes to 0: 1.As mentioned above, when first light-emitting component 130 is different with the flux ratio of the light injection lampshade 120 of the second light-emitting component 140, the color that mixed light has or colour temperature also can change thereupon, therefore via mobile lampshade 120 and light-shielding structure 150 relative position relative to the first light-emitting component 130, and then the photocurrent versus light intensity such as color or colour temperature of lighting device 100 can be changed.
In the present embodiment, transmission region 150b can be an opening or a translucent element.
In the present embodiment, only need light-shielding structure 150 to be fixed on lampshade 120, and do not need additionally to arrange complicated IC control element, via the action of simple mobile lampshade 120, just can change the photocurrent versus light intensities such as the color of lighting device 100 or colour temperature.Not only structural design is simple for the lighting device 100 of the present embodiment, and can give up the part adopting costliness, and then significantly reduces the manufacturing cost that can change the lighting device 100 of photocurrent versus light intensity.
Fig. 3 A illustrates the exploded view of the lighting device of another embodiment of this disclosure, Fig. 3 B illustrates the generalized section of the lighting device of another embodiment of this disclosure, Fig. 4 A illustrates the schematic perspective view of the lighting device of another embodiment of this disclosure, and Fig. 4 B-Fig. 4 C illustrates the top view of the lighting device of another embodiment of this disclosure.
Please refer to Fig. 3 A-Fig. 3 B and Fig. 4 A-Fig. 4 C.Lighting device 200 comprises base 110, lampshade 120, at least one first light-emitting component 130 and at least one second light-emitting component 140.Lampshade 120 can move relative to the first light-emitting component 130, and when lampshade 120 changes relative to the relative position of the first light-emitting component 130, the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 can relatively increase or reduce.The lighting device 200 of the present embodiment is the design of light-shielding structure 150 to replace with variable resistor element 360 with lighting device 100 difference of previous embodiment, the component symbol of the present embodiment is identical with the component symbol in previous embodiment, for similar elements, repeat no more in this.
In the present embodiment, as shown in Fig. 3 A-Fig. 3 B and Fig. 4 A-Fig. 4 C, lighting device 200 also comprises a variable resistor element 360, and variable resistor element 360 is electrically connected to the first light-emitting component 130.When the relative position of lampshade 120 relative to the first light-emitting component 130 changes, the resistance value of variable resistor element 360 can and then increase or reduce, and that reduces or increase the first light-emitting component 130 with correspondence goes out luminous intensity.In embodiment, variable resistor element 360 is arranged in the spatial accommodation 160 of lampshade 120 and base 110 formation.
In the present embodiment, the second light-emitting component 140 is not electrically connected to variable resistor element 360.When lampshade 120 moves relative to the first light-emitting component 130, the luminous intensity that goes out of the second light-emitting component 140 does not affect by the resistance value change of variable resistor element 360, therefore go out luminous intensity and can maintain definite value, therefore the luminous flux of the light injection lampshade 120 of the second light-emitting component 140 maintains definite value.In the present embodiment, when lampshade 120 moves relative to the first light-emitting component 130, first light-emitting component 130 go out luminous intensity because be subject to variable resistor element 360 resistance value increase and decrease and change, and then make the luminous flux of the light injection lampshade 120 of the first light-emitting component 130 produce change, now because the luminous flux of the light injection lampshade 120 of the second light-emitting component 140 maintains definite value, therefore the flux ratio of the light injection lampshade 120 of the first light-emitting component 130 and the second light-emitting component 140 can be changed, thus, the color that mixed light has or colour temperature also can change thereupon.Therefore, the resistance value of variable resistor element 360 can be changed via mobile lampshade 120, and then change the luminous flux of light injection lampshade 120 of the first light-emitting component 130, and change the photocurrent versus light intensities such as the color of lighting device 100 or colour temperature.
In the present embodiment, as shown in Fig. 3 A-Fig. 3 B and Fig. 4 A-Fig. 4 C, lighting device 200 more can comprise a moving structure 370, moving structure 370 is fixed on lampshade 120, lampshade 120 and moving structure 370 can together with move relative to the first light-emitting component 130, moving structure 370 is connected to variable resistor element 360.
In the present embodiment, moving structure 370 has a chamber 370a, and variable resistor element 360 is arranged in chamber 370a and is connected to moving structure 370.When moving structure 370 move move relative to the first light-emitting component 130 time, the resistance value of variable resistor element 360 can change.
For example, as can be seen from figures 4a-b, suppose that the resistance value of variable resistor element 360 is 1 when lampshade 120 and moving structure 370 are in this position, now the flux ratio of the light injection lampshade 120 of the first light-emitting component 130 and the second light-emitting component 140 is such as 1: 1.As shown in Figure 4 C, when lampshade 120 moves a distance d3 (such as moving along counterclockwise D1) relative to the first light-emitting component 130 together with moving structure 370, the resistance value of variable resistor element 360 is such as increased to 2, now the luminous intensity that goes out of the first light-emitting component 130 declines, and the flux ratio of the light of the first light-emitting component 130 and the second light-emitting component 140 injection lampshade 120 is such as change into 0.5: 1.As mentioned above, when first light-emitting component 130 is different with the flux ratio of the light injection lampshade 120 of the second light-emitting component 140, the color that mixed light has or colour temperature also can change thereupon, therefore via mobile lampshade 120 and moving structure 370 relative position relative to the first light-emitting component 130, to change the resistance value of variable resistor element 360, and then the photocurrent versus light intensity such as color or colour temperature of lighting device 200 can be changed.
In the present embodiment, variable resistor element 360 can be in PM controller (PWM controller), voltage controller (voltage controller) or current controller (currentcontroller) at least one of them.
In the present embodiment, only need to arrange variable resistor element 360 in lighting device 200, and do not need additionally to arrange complicated IC control element, via the action of simple mobile lampshade 120, the photocurrent versus light intensities such as the color of resistance value and then change lighting device 200 or colour temperature just can be changed.Moreover, be fixed on lampshade 120 via by moving structure 370, lampshade 120 is rotated with moving structure 370 to change the resistance value of variable resistor element 360 in the mode of physics interlock, not only structural design is simple, and can give up and adopt expensive part, and then significantly reduce the manufacturing cost that can change the lighting device 200 of photocurrent versus light intensity.
In sum, although the present invention with preferred embodiment disclose as above, so itself and be not used 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 of defining depending on accompanying right.
Claims (11)
1. a lighting device, comprising:
One base;
One lampshade, has an opening, and this lampshade to be arranged on this base and to form a spatial accommodation with this base; And
At least one first light-emitting component and at least one second light-emitting component, be arranged in this spatial accommodation, and the wavelength of the light that this first light-emitting component sends is different from the wavelength of the light that this second light-emitting component sends;
Wherein this lampshade can move relative to this first light-emitting component, and when this lampshade moves relative to this first light-emitting component, the luminous flux that the light of this first light-emitting component penetrates this lampshade can change thereupon.
2. lighting device as claimed in claim 1, wherein when this lampshade moves relative to this first light-emitting component, the light of this second light-emitting component penetrates the luminous flux maintenance definite value of this lampshade.
3. lighting device as claimed in claim 1, also comprise a light-shielding structure, be fixed on this lampshade, this lampshade and this light-shielding structure can together with move relative to this first light-emitting component, wherein when this light-shielding structure moves relative to this first light-emitting component, this first light-emitting component the area that covers by this light-shielding structure can change thereupon.
4. lighting device as claimed in claim 3, wherein this light-shielding structure has a transmission region and a lightproof area, and wherein when this light-shielding structure moves relative to this first light-emitting component, this second light-emitting component continues to correspond to this transmission region.
5. lighting device as claimed in claim 4, wherein this transmission region is an opening or a translucent element.
6. lighting device as claimed in claim 4, wherein when this lampshade moves relative to this first light-emitting component together with this light-shielding structure, this first light-emitting component the area that covers by this lightproof area can change thereupon.
7. lighting device as claimed in claim 3, also comprises a sheet feeding type, is arranged between this first light-emitting component and this light-shielding structure, and this sheet feeding type remains fixing relative to the relative position of this first light-emitting component.
8. lighting device as claimed in claim 7, wherein this sheet feeding type has at least one breach, and this breach is fixing corresponds to this first light-emitting component.
9. lighting device as claimed in claim 1, also comprise a variable resistor element and be electrically connected to this first light-emitting component, wherein when this lampshade moves relative to this first light-emitting component, the resistance value of this variable resistor element can change thereupon change this first light-emitting component with correspondence go out luminous intensity.
10. lighting device as claimed in claim 9, also comprises a moving structure, is fixed on this lampshade, this lampshade and this moving structure can together with move relative to this first light-emitting component, this moving structure is connected to this variable resistor element.
11. lighting devices as claimed in claim 9, wherein this variable resistor element is PM controller, voltage controller or current controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310213022.1A CN104214686A (en) | 2013-05-31 | 2013-05-31 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310213022.1A CN104214686A (en) | 2013-05-31 | 2013-05-31 | Lighting device |
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| Publication Number | Publication Date |
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| CN104214686A true CN104214686A (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310213022.1A Pending CN104214686A (en) | 2013-05-31 | 2013-05-31 | Lighting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461612A (en) * | 2016-06-01 | 2017-12-12 | 潘文莘 | Light emitting diode illuminating apparatus and its guide-lighting cover body |
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Application publication date: 20141217 |