CN201992379U

CN201992379U - Lighting device

Info

Publication number: CN201992379U
Application number: CN2010206598923U
Authority: CN
Inventors: 林学进
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-10
Filing date: 2010-12-10
Publication date: 2011-09-28
Anticipated expiration: 2020-12-10
Also published as: TWM431281U

Abstract

The utility model relates to a lighting device mainly including a base, at least a light source member, and a light guide casing, Wherein the base is equipped with the light source member and electrically connected with a power supply or a power supply driver, the light source member is provided with a light out surface, the casing shaped light guide casing comprising an inner side surface and a light in surface, the light out surface towards the light source member is the light in surface, the light in surface aligns to the light out surface, and the refractive index of the material of the light guide casing is higher than that of the inner surface. The lighting device can achieve an effect of even illumination and efficient light guide through that the light guide casing is arranged on the base, the light in surface aligns to the light out surface to allow the light source member to emit light via the light out surface, the emitted light reaches the light guide casing through the light in surface, and the light guide casing exerts an light guide and scattering effect on the light.

Description

A kind of lighting device

Technical field

This creation is relevant for a kind of lighting device that is involved in illumination, especially refer to that seeing through the leaded light shell carries out luminous lighting device, it utilizes the leaded light shell to carry out mixed light and light-guiding function, and the light guide over against light source spare can be dropped into the leaded light shell, satisfies the even and suitable high wattage lighting demand of brightness and coloured light.

Background technology

By by the most common in the lighting device be the fluorescent lamp of incandescent lamp bulb and straight tube, annulus or screw structural, but recently with whole world industry and commercial size development, the a large amount of use fossil fuels and the exploitation of land resource and fall trees, open up the farm ... Deng economic activity, thereby produce great amount of carbon dioxide, methane ... Deng gas, but cause natural environment ecological disruption, climate change, make the mankind suffer environmental hazard on the contrary and attack in retaliation.Therefore countries in the world are paid attention to gradually for carbon reduction subject under discussion and environmental consciousness, the subject under discussion of wherein inefficient for replacing, highly energy-consuming or mercurous lighting source constantly is suggested and stipulates the time-histories of forbidding, to improve natural environment is destroyed, and bright the ordering of wherein many advanced countries will be forbidden incandescent lamp bulb in 2012, and the LED bulb that is to use no mercury that is expected most at present replaces incandescent lamp bulb.

Yet at present on the market the LED bulb form just like structure shown in the 13 figure, it mainly is the inner driver (81) of installing of a pedestal (80), the top is covered with a reflector (82), pedestal (80) is the light orientation assemblies (83) that installation one is circular arc body in reflector (82) scope, all sides are installed multiple light sources spare (84) in the reflector (82), use driver (81) driving light source spare (84) and emit beam, because the light of light source spare (84) emission is via the reflecting effect generation light scattering on light orientation assemblies (83) surface.But this structure is bulky, and scattering usefulness is low to make light distribute uniformity deficiency, and Yi Shengre and uncomfortable high wattage lighting demand.

The utility model content

This creator is in view of aforesaid problem, and then research and development diligently, can improve above-mentioned disappearance, the energy energy savings is provided and can reaches the required distribution curve flux effect of light fixture, the lighting device of while tool good heat radiating ability, it includes light emitting source and leaded light shell, utilize the incidence surface of the exiting surface aligning leaded light shell of light emitting source, and the refractive index of leaded light shell material is higher than the refractive index of material in the leaded light shell hollow, with generation leaded light and mixed light function, and can reach even emission brightness.

In order to reach aforesaid purpose, the technological means that this creation is used ties up in a kind of lighting device is provided, and it is to comprise:

One pedestal, it is the pedestal shape;

At least one light source spare, it is electrically connected to power supply and can be luminous, and this light source spare is arranged at this pedestal, and this light source spare comprises an exiting surface, and this exiting surface is in the direction opposite this pedestal;

The leaded light shell of one light-permeable, it is hood-like body, one end is an opening port, the other end is a blind end, this leaded light shell comprises medial surface and incidence surface, wherein this opening port of this leaded light shell is being an incidence surface towards this exiting surface, and in alignment with this exiting surface, the refractive index of this leaded light shell material is the refractive index that is higher than this medial surface in order to this incidence surface; Mat should be installed on this pedestal with the leaded light shell, and this incidence surface is aimed at this exiting surface, emitted beam, enters the leaded light of this incidence surface to this leaded light shell for this light source spare through this exiting surface, with the luminous effect of tool.

Described pedestal is provided with the tank of ditch shape ringwise, and this tank can be planted for this leaded light shell.

Therefore according to the technological means of this creation, the effect that this creation can obtain briefly explains following listed:

1, this creation provides more uniform luminosity.Because the exiting surface of the incidence surface alignment light source part of leaded light shell, and the leaded light shell is hood-like distribution, so enter the light of leaded light shell, mixed light and leaded light effect via the leaded light shell, the light that can allow the leaded light shell distribute is more even, improves that LED light beam is originally concentrated and the phenomenon that is difficult to the illumination of tool face.

2, the volume of this creation is less, and only installation light source spare on a pedestal is located at pedestal with the leaded light clamshell again and is got final product, and utilizes the power supply driver of the space mounting light source spare in the leaded light shell, so whole volume-diminished is improved heavy disappearance.

3, because leaded light efficient height, even if so light source spare utilization LED, its quantity also can be reduced, and cooperate the space in the leaded light shell to settle power supply driver, so can increase the heat-dissipating space of light source spare and power supply driver, be beneficial under the environment of high temperature, just can permit lighting source with high wattage, and increase service life, improve electrical safety.

Figure of description

Fig. 1: the three-dimensional assembly exploded view that is this creation preferred embodiment.

Fig. 2: the assembled sectional view that is this creation preferred embodiment.

Fig. 3: be the leaded light shell amplification profile of this creation preferred embodiment, engrave groove shape with demonstration.

Fig. 4: be the leaded light shell amplification profile of this creation preferred embodiment, to show the salient point shape.

Fig. 5: be the assembled sectional view of this creation preferred embodiment, to show Different Light part shape.

Fig. 6: be the assembled sectional view of this creation preferred embodiment, form be installed to show different leaded light shells.

Fig. 7: be the assembled sectional view of this creation preferred embodiment, to show the incidence surface shape.

Fig. 8: be the assembled sectional view of this creation preferred embodiment, to show another kind of incidence surface shape.

Fig. 9: be the cutaway view of this creation preferred embodiment, to show another kind of leaded light hull shape shape.

Figure 10: be the cutaway view of this creation preferred embodiment, to show another leaded light hull shape shape.

Figure 11: be the cutaway view of this creation preferred embodiment, to show another leaded light hull shape shape.

Figure 12: be the cutaway view of this creation preferred embodiment, be different from the leaded light hull shape shape of previous embodiment with demonstration.

Figure 13: the cutaway view that is existing lighting device.

(10) pedestal (11) protuberance

(111) put portion (12) (121) tank

(13) arrival slot (15) power supply driver

(20) light source spare (21) exiting surface

(30) (301) (302) (303) (304) (305) leaded light shell

(31) opening port (32) blind end

(311) foot (33) medial surface

(34) (341) (342) (343) incidence surface

(35) engrave groove (351) salient point

(36) reflecting piece (80) pedestal

(81) driver (82) reflector

(83) light orientation assemblies (84) light source spare

The specific embodiment

This creation is a kind of lighting device, and please referring to Fig. 1, this creation system comprises a pedestal (10), a leaded light shell (30), and this creation also can further comprise a reflecting piece (36), and upward establishes the light source spare (20) that columns can emit beam with ring-type in pedestal (10).

Please, further specify the specific embodiment of each parts referring again to Fig. 1, Fig. 2.Wherein this pedestal (10) is the pedestal shape, such as being round or square body, pedestal (10) forms an axial projections and is the protuberance (11) of flat-top in central authorities, protuberance (11) digs the tank (12) of establishing one annular ditch shape on every side, the nearly first half scope of tank (12) expands again establishes the big slightly arrival slot of groove width (13), pedestal (10) position is the plane portion of putting (111) in tank (12) scope, puts portion (111) power supply unit in order to power supply light emitting (15) is installed;

At least one light source spare (20), it is electrically connected to power supply or power supply driver (15) and can be powered and emit beam, light source spare (20) can be LED, as then arranging several for LED, therefore several light source spares (20) of LED form are provided with fixing along tank (12) inner face at interval, light source spare (20) has exiting surface (21), and the preferable enforcement kenel of exiting surface (21), its direction are in contrast to pedestal (10);

This leaded light shell (30) is to be the hood-like body of light-permeable, such as being to make with acryl or glass material, one end is opening port (31), the other end is blind end (32), as with Fig. 1, Fig. 2 is an example, leaded light shell (30) is the circular cone cup-shaped, external diameter is gradually little towards blind end (32) by opening port (31), leaded light shell (30) has medial surface (33), leaded light shell (30) is incidence surface (34) at opening port (31) towards this end face of pedestal (10), incidence surface (34) is equivalent to the thickness of leaded light shell (30), main system makes incidence surface (34) aligning and forward in exiting surface (21), the incidence surface (34) of leaded light shell (30) can be plane or curved surface, and the refractive index of leaded light shell (30) material is the refractive index that is higher than medial surface (33); Using leaded light shell (30) is covered with towards pedestal (10) direction together with reflecting piece (36), leaded light shell (30) opening port (31) outer end and incidence surface (34) thereof are inserted be butted on arrival slot (13) location, form the exiting surface (21) of incidence surface (34) alignment light source part (20), then abutting against in the portion of putting (111) of reflecting piece (36) with opening port (31) external end edge in the same way, allow leaded light shell (30) medial surface (33) and reflecting piece (36) keep a little gap, cover power supply driver (15) in the portion of putting (111) with seasonal leaded light shell (30), form state as shown in Figure 2.

Therefore in implementing, power-on or power supply driver (15) can use the light source spare (20) of high wattage, raising Electrical Safety; And power supply or power supply driver (15) are supplied each light source spare (20) and are seen through its exiting surface (21) and emit beam, because incidence surface (34) is aimed at exiting surface (21) and is entered leaded light shell (30), therefore see through leaded light shell (30) and carry out leaded light and scattering function, make the light face in leaded light shell (30) outside can be according to the distribution curve flux demand, send different luminous intensities in the different azimuth angle, so leaded light efficient height, even emission brightness.

Please referring again to Fig. 3, shown in Figure 4, the section configuration that all is leaded light shell (30) medial surface (33) changes, such as shown in Figure 3, be to engrave groove (35) at the recessed at interval formation number of medial surface (33), shown in Figure 4 then is to be convexly equipped with several salient points (351) at medial surface (33), utilized and engrave groove (35) and salient point (351) and form medial surface (33) relief pattern or net-point shape are arranged, use collocation reflecting piece (36), at light when exiting surface (21) enters leaded light shell (30), the male and fomale(M﹠F) that groove (35) and salient point (351) are engraved in utilization changes, light is scattered leaded light shell (30) outside, further to have the more uniform light effect that goes out.

Please referring again to shown in Figure 5, light source spare (201) is different from the LED form of Fig. 1, but fluorescent tube form in the form of a ring, represents that this creates applicable different types of light source.

In addition, shown in Figure 6, represent that then leaded light shell (301) is plugged in the tank (121) of pedestal (10). its example is different from Fig. 1 person; Wherein leaded light shell (301) forms foot (311) at this ring edge of opening port (31), and foot (311) is arranged with the incidence surface (341) that forms a groove shape, to form three incidence surface (341) and around all sides and the exiting surface (21) of light source spare (20).

Fig. 7, Fig. 8 then represent the corresponding relation of the exiting surface (21) of incidence surface (342) (343) shape of leaded light shell (30) and light source spare (20); Wherein the incidence surface of Fig. 7 (342) is a convex globoidal corresponding to exiting surface (21), and the incidence surface of Fig. 8 (343) is to be cancave cambered surface corresponding to exiting surface (21), no matter be concavo-convex curved surface, all be to aim at exiting surface (21), illustrate that incidence surface (342) (343) change of shape does not influence the performance effect.

Fig. 9 is that the section configuration of expression leaded light shell changes, equally also in the technological means scope of this creation to shown in Figure 12.Wherein shown in Figure 9 is that leaded light shell (302) is drum lid shape, and shown in Figure 10, is the leaded light shell (303) for the circular cone flat-top, and Figure 11 then is the leaded light shell (304) of triangle taper, and Figure 12 then is the leaded light shell (305) of dome tripe tubbiness section.

The foregoing description only is the technology and the effect thereof of this creation of illustrative, but not is used to limit this creation.Any ripe all can be in this technology personage under the situation of the know-why of this creation and spirit, the foregoing description is made amendment and changed, so the claim that the rights protection scope of this creation should be as described later is listed.

Claims

1. a lighting device is characterized in that, is to comprise:

One pedestal, it is the pedestal shape;

The leaded light shell of one light-permeable, it is hood-like body, one end is an opening port, the other end is a blind end, this leaded light shell comprises medial surface and incidence surface, wherein this opening port of this leaded light shell is being an incidence surface towards this exiting surface, and in alignment with this exiting surface, the refractive index of this leaded light shell material is the refractive index that is higher than this medial surface in order to this incidence surface; Mat should be installed on this pedestal with the leaded light shell, and this incidence surface is aimed at this exiting surface.

2. the lighting device according to claim 1 is characterized in that, described pedestal is provided with the tank of ditch shape ringwise.

3. the lighting device according to claim 2 is characterized in that, described pedestal position is the plane portion of putting in the tank scope, and power supply driver is installed by the portion of putting.

4. the lighting device according to claim 2 is characterized in that, the central protuberance toward the axial projections flat-top that forms of described pedestal digs around the protuberance and establishes tank, and the nearly first half scope of tank expansion is in addition established the big slightly arrival slot of a groove width.

5. the lighting device according to claim 1, it is characterized in that, described leaded light shell incidence surface is equivalent to the thickness of leaded light shell, in leaded light shell medial surface scope, be that a reflecting piece is set, reflecting piece is located at the pedestal state at the leaded light clamshell, and the external end edge of reflecting piece is to be fixed on the pedestal, and reflecting piece lateral surface and leaded light shell medial surface keep a little gap.

6. the lighting device according to claim 1 is characterized in that the incidence surface of described leaded light shell can be the plane.

7. the lighting device according to claim 1 is characterized in that the incidence surface of described leaded light shell can be curved surface.

8. the lighting device according to claim 1 is characterized in that, the section of described leaded light shell medial surface can be provided with the groove of engraving that number is the groove shape.

9. the lighting device according to claim 1 is characterized in that, the section of described leaded light shell medial surface can be provided with several salient points.

10. the lighting device according to claim 1 is characterized in that, described light source spare is LED person, can arrange multiple light sources spare in tank.

11. the lighting device according to claim 1 is characterized in that, described light source spare is the ring-type fluorescent tube.

12. the lighting device according to claim 1 is characterized in that, described leaded light shell forms foot at the ring edge of opening port, and foot is arranged with the incidence surface that forms a groove shape.