CN218095767U - Dimmable LED lighting lamp - Google Patents
Dimmable LED lighting lamp Download PDFInfo
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- CN218095767U CN218095767U CN202222757136.XU CN202222757136U CN218095767U CN 218095767 U CN218095767 U CN 218095767U CN 202222757136 U CN202222757136 U CN 202222757136U CN 218095767 U CN218095767 U CN 218095767U
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- lamp shell
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Abstract
The utility model relates to a LED illumination lamps and lanterns can adjust luminance, it includes: a lamp housing; the lamp holder is connected to one end of the lamp shell; the circuit board is connected in the lamp shell and is electrically connected with the lamp cap; the circuit board is integrated with a brightness adjusting module; the lamp shell is provided with a first yielding part for yielding a brightness adjusting switch on the circuit board, and when the circuit board is connected in the lamp shell, the brightness adjusting switch is positioned in the first yielding part; the heat dissipation part is connected to the lamp shell and covers the circuit board in the lamp shell; a light source plate connected in the heat dissipation portion; the light source board is provided with a light emitting piece and is electrically connected with the circuit board; the circuit board is used for controlling the brightness of the light emitting piece of the light source board; the lens is connected to the heat dissipation part and covers the light source plate; after adopting above-mentioned structure, its beneficial effect is: the ADC12 die-casting aluminum heat dissipation part with the professional high thermal conductivity of 100W/(m.K) is used, the heat dissipation efficiency is very high after the hollow design of the heat dissipation part is subjected to thermal simulation optimization design, and the material weight is light.
Description
Technical Field
The utility model belongs to the technical field of the photoelectricity, specific theory is about a LED illumination lamps and lanterns can adjust luminance.
Background
As a new light source, LEDs have been widely used in various lighting devices due to their advantages of good energy saving effect, long life, and the like.
Because the heat dissipation of the existing lamp adopting the LED as the light source is poor, the service life of the LED light source lamp is relatively short, especially the LED light source with small volume which is pursued by people at present, and when the volume of the LED light source is small, the heat dissipation performance is higher in design requirements, the integral structure of the lamp is more complex, meanwhile, the number of parts of the LED light source is larger, the number of fixing screws needed among structural members is larger, and the fixing is further realized by gluing, therefore, under the same light emitting condition, how to make the volume of the lamp relatively smaller, the number of the adopted parts is less, and the heat dissipation performance is better, which is a difficult problem.
With the development of high technology and the continuous improvement of the living standard of people, people also put forward new requirements on household lighting systems, wherein the most common one is that for an LED lighting system, the lighting time of light not only needs to be controlled, but also corresponding adjustment changes of light scenes, brightness, color temperature and the like need to be made, especially for some special occasion environments, either the brightness of an LED lamp needs to be adjusted or the color temperature of the LED lamp needs to be adjusted, and a more intelligent and convenient control mode needs to be adopted; but its product structure is complicated and the adjustment operation is complicated. Therefore, it is necessary to develop an LED lamp with brightness or color temperature adjustment function, simple structure and easy adjustment operation.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems in the prior art, the utility model provides a LED lighting lamp can adjust luminance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
as an aspect of the utility model, a LED illumination lamps and lanterns can adjust luminance is proposed, it includes: a lamp housing;
the lamp cap is connected to one end of the lamp shell;
the circuit board is connected in the lamp shell and electrically connected with the lamp cap; the circuit board is integrated with a brightness adjusting module; the lamp shell is provided with a first yielding part for yielding a brightness adjusting switch on the circuit board, and when the circuit board is connected in the lamp shell, the brightness adjusting switch is positioned in the first yielding part;
the heat dissipation part is connected to the lamp shell and covers the circuit board in the lamp shell; the heat dissipation part comprises a heat dissipation body, the heat dissipation body is internally divided into an upper mounting cavity and a lower mounting cavity, and when the heat dissipation part is connected to the lamp shell, the lower mounting cavity is connected with the other end of the lamp shell;
a light source plate connected in the heat dissipation portion; the light source board is provided with a light emitting piece and is electrically connected with the circuit board; the circuit board is used for controlling the brightness of the light emitting piece of the light source board;
and the lens is connected to the heat dissipation part and covers the light source plate in the heat dissipation part.
Optionally, an operation portion facilitating dimming is arranged on the lamp housing, the operation portion is rotatably connected to the lamp housing, and the operation portion is matched with a brightening switch on the circuit board.
Optionally, the operating portion includes an operating body, and the operating body is sleeved on the lamp housing; the end part of the operation body close to the lamp shell extends vertically to form a convex part matched with the lamp shell; the convex part is provided with a clamping part which is rotationally connected with the lamp shell, and the clamping part is connected with the first relief part; the first yielding part is used for limiting the rotating range of the clamping part.
Optionally, a matching portion matched with the brightening switch is arranged in the operation body, the matching portion is a matching groove, and the end portion of the brightening switch is located in the matching portion.
Optionally, a first limiting member is formed in the operation body, and a second connecting portion matched with the first limiting member is formed on the lamp housing.
Optionally, a limiting part for limiting the circuit board is arranged in the lamp housing.
Optionally, a plurality of first heat dissipation ribs are arranged on the outer surface of the heat dissipation body at intervals; a second heat dissipation piece is formed at the end part, far away from the lamp shell, of the first heat dissipation ribs; the second heat sink and the heat sink body form a heat sink.
Optionally, the lens includes a lens body, a first light-transmitting portion is formed on a light-emitting surface of the lens body, and the first light-transmitting portion is formed by sequentially connecting a plurality of bead surfaces; the middle part of the light incident surface of the lens body is provided with a light condensing structure, and the light condensing structure is a Fresnel optical structure.
Optionally, a light guide part is formed on the light incident surface of the lens body; the outer walls of the two sides of the light guide part are arc-shaped surfaces; an arc-shaped spherical surface is formed on the light guide part.
Optionally, a first connecting portion for connecting with the lens is formed at an end of the heat dissipation portion away from the lamp housing, a second connecting portion matched with the first connecting portion is formed at an end of the lens, and the second connecting portion and the first connecting portion are matched and fixed when the lens is connected to the heat dissipation portion.
The utility model discloses a LED illumination lamps and lanterns of can adjusting luminance, its beneficial effect specifically embodies: 1. the lens is designed by using an annular spherical light-gathering angle, so that the function of the required optical angle can be realized; the Fresnel optical structure is used in the center, the bead surface light mixing is increased on the outer side surface, the surface light of the color light source is relatively uniform, and the part is injection molded through a mold and a machine;
2. the ADC12 with the professional high thermal conductivity of 100W/(m.K) is used for die-casting the aluminum heat dissipation part, the heat dissipation efficiency is very high after the hollow design of the heat dissipation part is subjected to thermal simulation optimization design, and the material is light in weight;
3. the power supply cavity of the lamp shell uses a plastic part produced by the mould to insulate and protect the power supply; the operation part is rotationally adjusted by using the barb, so that the operation is convenient and practical;
4. the application of standard lamp head rotation such as E26/E27 or E39/E40 is very convenient.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a perspective view of a structure of a dimmable LED lighting fixture of the present invention;
fig. 2 is a sectional view of the structure of the dimmable LED lighting fixture of the present invention;
fig. 3 is an exploded front view of the structure of the dimmable LED lighting device of the present invention;
fig. 4 is the utility model discloses a LED illumination lamps and lanterns structure explosion rear view of can adjusting luminance.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
The utility model discloses a LED illumination lamps and lanterns can adjust luminance of an embodiment, as shown in fig. 1-4, it includes: the lamp shell 1 is a shell with openings at two ends;
the lamp holder 2 is connected to one end of the lamp shell 1, the lamp holder 2 is a standard part and is in threaded connection with the lamp shell 1, the lamp holder 2 and the lamp shell 1 can be conveniently assembled by adopting threaded connection, additional fasteners are avoided, the number of the fasteners is reduced, and the assembling efficiency is higher;
the circuit board 3 is connected in the lamp shell 1 and electrically connected with the lamp holder 2; the circuit board 3 is integrated with a brightness adjusting module; it should be noted that the circuit board 3 is prior art and will not be described in detail; the lamp housing 1 is provided with a first avoidance portion 11 for avoiding a brightness switch 31 on the circuit board 3, when the circuit board 3 is connected in the lamp housing 1, the brightness switch 31 is located in the first avoidance portion 11, as an example, the first avoidance portion 11 is an avoidance hole, and the brightness switch 31 moves left or right on the circuit board 3;
the heat dissipation part 4 is connected to the lamp housing 1 and covers the circuit board 3 in the lamp housing 1; the heat dissipation part 4 comprises a heat dissipation body 41, the heat dissipation body 41 is bowl-shaped and is divided into an upper mounting cavity 43 and a lower mounting cavity 44, when the heat dissipation part 4 is connected to the lamp housing 1, the lower mounting cavity 44 is connected with the other end of the lamp housing 1, namely, the other end of the lamp housing 1 is connected into the lower mounting cavity 44, and the circuit board 3 is covered in the lamp housing 1;
a light source plate 5 connected to the inside of the heat dissipation portion 4; the method specifically comprises the following steps: the light source plate 5 is fixed in the upper mounting cavity 43 through a fastener; the light source board 5 is provided with a light emitting piece, and the light source board 5 is electrically connected with the circuit board 3; the circuit board 3 is used for controlling the brightness of the light emitting part of the light source board 5; the light source plate 5 is the prior art, and the structure thereof is not described again; a fastener connecting part 61 used for being connected with a fastener is formed on the lamp shell 1, and the fastener connecting part 61 is a screw column; mounting holes for mounting fasteners are respectively formed in the light source plate 5 and the heat dissipation body 41;
and a lens 7 connected to the heat dissipation portion 4, the lens 7 covering the light source plate 5.
Further, in the present embodiment, as shown in fig. 3, a limiting portion 12 for limiting the circuit board 3 is provided in the lamp housing 1, and when the circuit board 3 is connected in the lamp housing 1, the circuit board 3 is inserted into the limiting portion 12, so that the use of other fasteners is avoided, and the cost is reduced; as an example, the limiting portion 12 is a card slot, and a side end of the circuit board 3 is inserted into the card slot to fix the circuit board 3 in the lamp housing 1; the limiting portion 12 is not limited to a slot structure, as long as the fixing of the circuit board 3 can be realized by the conventional technology in the field, such as: snap fit, and the like.
Further, in the present embodiment, as shown in fig. 3, a plurality of first heat dissipation ribs 45 are provided at intervals on the outer surface of the heat dissipation body 41, so as to enhance the overall heat dissipation effect of the heat dissipation portion 4; a second heat dissipation piece 46 is formed at the end part of the first heat dissipation ribs 45 far away from the lamp shell 1, and the second heat dissipation piece 46 is annular, so that heat dissipation of the lamp is facilitated; the second heat sink 46 and the heat sink body 41 form a heat sink 47, and the heat sink 47 is also a distance between two adjacent first heat dissipating ribs 45.
To further explain, as shown in fig. 2 to 4, the proposed lens 7 includes a lens body 71, a first light-transmitting portion 72 is formed on a light-emitting surface of the lens body 71, and the first light-transmitting portion 72 is formed by sequentially connecting a plurality of bead surfaces; a light condensing structure 73 is formed in the middle of the light incident surface of the lens body 71, the light condensing structure 73 is a fresnel optical structure, and it should be noted that the fresnel optical structure is in the prior art and is not described in detail; a light guide part 74 is formed on the light incident surface of the lens body 71, the light guide part 74 is an annular groove, and the outer walls of two sides of the light guide part 74 are arc-shaped surfaces 75, so that light can be conveniently and uniformly guided out; the light guide part 74 is formed with an arc spherical surface 76, and as an example, the arc spherical surface 76 is located at the bottom of the groove of the annular groove, and the lens 7 adopting the structure has good light guide effect.
As further described, as shown in fig. 2 to 4, the proposed heat dissipation portion 4 has a first connection portion 45 formed at an end portion away from the lamp housing 1 for connection with the lens 7, and a second connection portion 77 formed at an end portion of the lens 7 and matched with the first connection portion 45, and when the lens 7 is connected to the heat dissipation portion 4, the second connection portion 77 and the first connection portion 45 are matched and fixed to form connection therebetween, which is simple and convenient; as an example, the first connecting portion 45 is a connecting groove, the second connecting portion 77 is a connecting protrusion, and the connecting groove and the connecting protrusion are simple in structure.
Specifically, as shown in fig. 1 to 4, the proposed lamp housing 1 is provided with an operation portion 8 for facilitating dimming, the operation portion 8 is rotatably connected to the lamp housing 1, the operation portion 8 is matched with a brightness adjusting switch 31 on the circuit board 3, the operation portion 8 moves left or right relative to the lamp housing 1, and the operation portion 8 drives the brightness adjusting switch 31 to move left or right on the circuit board 3 to adjust the brightness of the light emitting element of the light source board 5.
As further illustration, as shown in fig. 2-4, the proposed operation portion 8 includes an operation body 81, the operation body 81 is in the form of a housing, and is sleeved on the lamp housing 1; the end part of the operation body 81 close to the lamp housing 1 extends vertically to form a convex part 82 matched with the lamp housing 1, and the convex part 82 is a step matched with the lamp housing 1 as an example; a clamping part 83 rotationally connected with the lamp shell 1 is formed on the convex part 82, and the clamping part 83 is connected with the first position-giving part 11; the first escape portion 11 serves as a limitation of the rotation range of the click portion 83; as an example, the clamping portion 83 is an inverted hook, so that the machining and the forming are convenient, and the manufacturing cost is low.
As a further description, the proposed operation body 81 is provided with a matching portion 84 matching with the brightness adjusting switch 31, the matching portion 84 is a matching groove, the end of the brightness adjusting switch 31 is located in the matching portion 84, and the operation portion 8 drives the brightness adjusting switch 31 to move left or right on the circuit board 3 to adjust the brightness of the light emitting element of the light source board 5.
To further illustrate, as shown in fig. 2 to 4, a first limiting member 85 is formed in the operation body 81, and a second connecting portion 86 matched with the first limiting member 85 is formed on the lamp housing 1, specifically, the first limiting member 85 is an annular protrusion, the second connecting portion 86 is an annular groove, and when the operation portion 8 is connected to the lamp housing 1, the annular protrusion is connected in the annular groove, which facilitates the rotation of the operation portion 8.
It should be noted that the brightness adjusting switch 31 may also be a color temperature adjusting switch, which is set according to specific requirements, and does not affect the implementation range defined in the embodiment.
In the embodiment, the lens 7 is designed by using an annular spherical light-gathering angle, so that a required optical angle function can be realized; the Fresnel optical structure is used in the center, the bead surface light mixing is increased on the outer side surface, the surface light of the color light source is relatively uniform, and the part is formed by injection molding through a mold and a machine; the tapping screw is a standard part and is used for fixing the light source plate, the heat dissipation part and the plastic screw column of the power supply cavity; the light source board is made of an aluminum substrate material with high thermal conductivity of 1.0W/(m.K), 5 types of lamp beads are attached, and the LED lamp beads with 5 colors of warm light, cold light, red, green and blue and an intelligent control module are respectively used for realizing the intelligent control dimming and color mixing functions; the ADC12 with the professional high thermal conductivity of 100W/(m.K) is used for die-casting the aluminum heat dissipation part, the heat dissipation efficiency is very high after the hollow design of the heat dissipation part is subjected to thermal simulation optimization design, and the material is light in weight; the circuit board uses a PCB to carry out the brightness adjusting function on the light source board by shifting the brightness adjusting switch; the power supply cavity of the lamp shell uses a plastic part produced by the die to insulate and protect the power supply; rotating and adjusting the operation part by using the barbed hook;
the application of standard lamp head rotation such as E26/E27 or E39/E40 is very convenient.
In this embodiment, the lens is fixed to the heat dissipation portion using fixing glue; the self-tapping screw penetrates through the light source plate, the heat dissipation part and the plastic screw column of the lamp shell to be locked and fixed; the light source plate is fixed on the bottom plane of the heat dissipation part by screws; the die-casting aluminum heat dissipation part fixes the light source plate and the lamp shell through screws; inserting the circuit board into the clamping groove of the lamp housing for fixing; the plastic power supply cavity is fixed on the aluminum die-casting radiator through screws; the rotary adjusting button is clamped into the clamping hook part of the power supply cavity; the standard lamp holder is fixed at the bottom of the lamp shell and is connected with a power supply lead; carrying out electrical aging test on the assembled LED light source; and packaging and delivering the LED light source with good aging test.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the LED light source is light and thin in material, small in size, high in heat dissipation power, material-saving to the maximum extent, high in luminous efficiency and long in service life, saves electric power and energy, and simplifies component design.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.
In the description of the present application, it is to be understood that the directions or positional relationships indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the directions or positional relationships shown in the drawings, and are for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
For ease of description, spatially relative terms such as "over 8230," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above mentioned is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be included in the scope of the present invention.
Claims (10)
1. A dimmable LED lighting fixture, comprising: a lamp housing;
the lamp holder is connected to one end of the lamp shell;
the circuit board is connected in the lamp shell and is electrically connected with the lamp cap; the circuit board is integrated with a brightness adjusting module; the lamp shell is provided with a first yielding part for yielding a brightness adjusting switch on the circuit board, and when the circuit board is connected in the lamp shell, the brightness adjusting switch is positioned in the first yielding part;
the heat dissipation part is connected to the lamp shell and covers the circuit board in the lamp shell; the lamp shell is provided with a lamp shell, and the lamp shell is provided with a heat dissipation part;
a light source plate connected in the heat dissipation portion; the light source board is provided with a light emitting piece and is electrically connected with the circuit board; the circuit board is used for controlling the brightness of the light emitting piece of the light source board;
and the lens is connected to the heat dissipation part and covers the light source plate in the heat dissipation part.
2. The dimmable LED lighting fixture of claim 1, wherein an operating portion facilitating dimming is disposed on the lamp housing, the operating portion is rotatably connected to the lamp housing, and the operating portion is engaged with a dimming switch on the circuit board.
3. The dimmable LED lighting fixture of claim 2, wherein the operating portion comprises an operating body, the operating body being mounted on the lamp housing; the end part of the operation body close to the lamp shell extends vertically to form a convex part matched with the lamp shell; the convex part is provided with a clamping part which is rotationally connected with the lamp shell, and the clamping part is connected with the first relief part; the first yielding part is used for limiting the rotating range of the clamping part.
4. The dimmable LED lighting fixture of claim 3, wherein a mating portion for mating with the dimmer switch is disposed in the operating body, the mating portion is a mating recess, and an end of the dimmer switch is disposed in the mating portion.
5. The dimmable LED lighting fixture of claim 3, wherein a first stop member is formed in the operating body, and a second connecting portion matched with the first stop member is formed on the lamp housing.
6. The dimmable LED lighting fixture of claim 1, wherein a position-limiting portion for limiting the circuit board is provided in the lamp housing.
7. The dimmable LED lighting fixture of claim 1, wherein a plurality of first heat dissipating ribs are disposed at intervals on an outer surface of the heat dissipating body; a second heat dissipation piece is formed at the end part, far away from the lamp shell, of the first heat dissipation ribs; the second heat sink and the heat sink body form a heat sink.
8. The dimmable LED lighting fixture of claim 1, wherein the lens includes a lens body, a first light-transmitting portion is formed on a light-emitting surface of the lens body, and the first light-transmitting portion is formed by sequentially connecting a plurality of beads; the middle part of the light incident surface of the lens body is provided with a light condensing structure, and the light condensing structure is a Fresnel optical structure.
9. The dimmable LED lighting fixture of claim 8, wherein a light guide portion is formed at the light incident surface of the lens body; the outer walls of the two sides of the light guide part are arc-shaped surfaces; an arc-shaped spherical surface is formed on the light guide part.
10. The dimmable LED lighting fixture of claim 1, wherein a first connecting portion for connecting to the lens is formed at an end of the heat dissipating portion away from the lamp housing, and a second connecting portion matched with the first connecting portion is formed at an end of the lens, and when the lens is connected to the heat dissipating portion, the second connecting portion and the first connecting portion are fixed in a matching manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222757136.XU CN218095767U (en) | 2022-10-19 | 2022-10-19 | Dimmable LED lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222757136.XU CN218095767U (en) | 2022-10-19 | 2022-10-19 | Dimmable LED lighting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218095767U true CN218095767U (en) | 2022-12-20 |
Family
ID=84458275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222757136.XU Active CN218095767U (en) | 2022-10-19 | 2022-10-19 | Dimmable LED lighting lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218095767U (en) |
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2022
- 2022-10-19 CN CN202222757136.XU patent/CN218095767U/en active Active
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Address after: 215400 No. 33 East Qingdao Road, Taicang Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Hongyibai Lighting Co.,Ltd. Address before: 215400 No. 33 East Qingdao Road, Taicang Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: RED100 LIGHTING CO.,LTD. |