CN114992531A - Internal atmosphere lamp - Google Patents

Internal atmosphere lamp Download PDF

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Publication number
CN114992531A
CN114992531A CN202210619676.3A CN202210619676A CN114992531A CN 114992531 A CN114992531 A CN 114992531A CN 202210619676 A CN202210619676 A CN 202210619676A CN 114992531 A CN114992531 A CN 114992531A
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CN
China
Prior art keywords
light
lamp
led lamp
light guide
internal atmosphere
Prior art date
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Granted
Application number
CN202210619676.3A
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Chinese (zh)
Other versions
CN114992531B (en
Inventor
董云
高延安
朱锦标
陈自强
孙嘉欣
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Huaiyin Institute of Technology
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Huaiyin Institute of Technology
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Publication date
Application filed by Huaiyin Institute of Technology filed Critical Huaiyin Institute of Technology
Priority to CN202210619676.3A priority Critical patent/CN114992531B/en
Publication of CN114992531A publication Critical patent/CN114992531A/en
Application granted granted Critical
Publication of CN114992531B publication Critical patent/CN114992531B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/15—Adjustable mountings specially adapted for power operation, e.g. by remote control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/008—Combination of two or more successive refractors along an optical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2121/00—Use or application of lighting devices or systems for decorative purposes, not provided for in codes F21W2102/00 – F21W2107/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The invention discloses an internal atmosphere lamp which comprises an outer shell, wherein a lamp group is arranged at the top of the outer shell, a lens group and a light guide assembly are arranged below the lamp group, the light guide assembly is arranged outside the lens group, the lower part of the lens group is rotatably connected with the light guide assembly, the lamp group comprises an inner spotlight and an outer spotlight, the top of the inner spotlight is connected with a transmission mechanism, the inner spotlight comprises a first LED lamp, a first light homogenizing plate is arranged below the first LED lamp, and the lens group is arranged below the first light homogenizing plate; the outer spotlight comprises a second LED lamp, a second light homogenizing plate is arranged below the second LED lamp, and a light guide assembly is arranged below the second light homogenizing plate. According to the LED lamp set, the motor is arranged on the LED lamp set, and the fan blades are arranged, so that the LED lamp set can play a good radiating role while ensuring uniform light emission; by separating the optical systems of white light from colored light, independent illumination can be provided as desired.

Description

Internal atmosphere lamp
Technical Field
The invention relates to a lamp, in particular to an internal atmosphere lamp.
Background
The atmosphere lamp is also called as an LED atmosphere lamp, is a perfect choice for theme parks, hotels, homes, exhibitions, businesses and artistic lighting in the LED lamp, creates a required atmosphere for life of people, has various light effects of living, falling asleep, waking up, dining, parties and the like in the atmosphere lamp, and can select a proper light effect no matter what life scene and mood. The atmosphere lamp is also called an LED atmosphere lamp.
The atmosphere lamp is an LED lamp, is a perfect choice for theme parks, hotels, homes, exhibitions, businesses and artistic lighting, and creates a required atmosphere for life of people; however, the existing atmosphere lamp has the following problems: firstly, the existing atmosphere lamp is too simple; secondly, the light emitting of the lamp group is not uniform enough; thirdly, the lighting intensity of the lamp group cannot be automatically adjusted.
In summary, the conventional ambient lighting control technology has disadvantages and shortcomings in practical use, so it is necessary to improve the technology.
Disclosure of Invention
The invention aims to: the invention aims to provide an internal atmosphere lamp, which separates an optical system of white light and colored light and can independently emit light according to requirements.
The technical scheme is as follows: the LED lamp comprises an outer shell, wherein a lamp group is arranged at the top of the outer shell, a lens group and a light guide assembly are arranged below the lamp group, the light guide assembly is arranged outside the lens group, the lower part of the lens group is rotatably connected with the light guide assembly, the lamp group comprises an inner spotlight and an outer spotlight, the top of the inner spotlight is connected with a transmission mechanism, the inner spotlight comprises a first LED lamp, a first light homogenizing plate is arranged below the first LED lamp, and the lens group is arranged below the first light homogenizing plate; the outer spotlight comprises a second LED lamp, a second light homogenizing plate is arranged below the second LED lamp, and a light guide assembly is arranged below the second light homogenizing plate.
The first light homogenizing plate comprises a plurality of light mixing layers, and a light transmitting layer, a light mixing layer and a light transmitting layer are sequentially arranged from inside to outside.
The second light homogenizing plate is sequentially provided with a light mixing layer and a light transmitting layer from inside to outside and used for mixing a light source.
The lens group comprises a plurality of layers of lenses, and sequentially comprises from top to bottom: the blue light filter comprises a flat lens, a cemented lens, a concave lens, a cemented lens and a flat lens, wherein the surface of the flat lens is plated with a film for preventing stray light.
The light guide assembly comprises a light guide medium and a light guide piece, wherein the light guide medium is positioned below the second LED lamp, the light guide piece is positioned on the lower bottom surface of the outer shell, the inner wall of the light guide piece is provided with a reflecting layer, and the outer wall of the light guide piece is provided with a light extinction layer, so that light rays can be emitted at a specific angle.
An annular filter screen is connected between the side wall of the light guide assembly and the outer shell, and dust can be prevented from entering the lamp bank.
The inner wall of the second LED lamp is provided with a groove, and the inner wall of the groove is provided with an extinction structure.
The fan blades are installed on the outer wall of the second LED lamp, and a rotating vortex can be formed inside the lamp bank.
The first LED lamp is a white light source, the second LED lamp is a color light source, and a lampshade is connected between the first LED lamp and the second LED lamp.
The outer wall of the first LED lamp is provided with an annular magnet, the outer side of the annular magnet is provided with a magnet which is repelled with the annular magnet, and the stability of the rotation of the lamp group can be kept by arranging the annular magnet.
Has the advantages that: according to the LED lamp set, the motor is arranged on the LED lamp set, and the fan blades are arranged, so that the LED lamp set can play a good radiating role while ensuring uniform light emission; by separating the optical systems of white light from colored light, independent illumination can be provided as desired.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of an LED lamp assembly according to the present invention;
FIG. 3 is a schematic view of a light guide structure according to the present invention;
FIG. 4 is a schematic diagram of a light extinction structure according to the present invention;
FIG. 5 is a schematic structural diagram of the outer casing of the present invention;
FIG. 6 is a schematic view of a light-reflecting layer of the light guide of the present invention;
FIG. 7 is a schematic view of a light guide structure according to the present invention.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1, the present invention includes an outer casing 3, the outer casing 3 is a honeycomb mesh ventilation structure, as shown in fig. 5, a light group 2 is installed on the top of the outer casing 3, the light group 2 is connected with the outer casing 3 through a fastener 26, a lens group 4 and a light guide assembly 6 are installed below the light group 2, wherein a light guide assembly 6 is installed on the outer side of the lens group 4, the lower portion of the lens group 4 is rotatably connected with the light guide assembly 6, an annular filter screen 5 is connected between the side wall of the light guide assembly 6 and the outer casing 3, and the annular filter screen 5 is horizontally disposed to prevent dust from entering the inside of the light group. An upper cover plate 1 is installed on the upper portion of the outer shell 3, the upper cover plate 1 is in an inverted U shape, and a mounting hole for fixing a bolt is formed in the top of the upper cover plate 1. The atmosphere lamp mounting method of the invention is as follows: first, a hole is drilled in the ceiling, an expansion screw is driven, the ceiling is fixed to the ceiling, the upper cover plate 1 and the ceiling are fixed by engagement and bolts, and the outer case 3 and the upper cover plate 1 are screwed together to complete the installation.
As shown in fig. 2, the lamp set 2 includes an inner spotlight and an outer spotlight, a lampshade 24 is connected between the inner spotlight and the outer spotlight, an annular magnet 27 is arranged on the outer wall of the inner spotlight, magnets repelling each other are arranged on the outer side of the annular magnet 27, the stability of the rotation of the lamp set can be maintained by arranging the annular magnet, and the top of the inner spotlight is connected with the motor 21 through the transmission shaft 22. The inner spotlight comprises a plurality of first LED lamps 23, the first LED lamps 23 are white light sources, a first light homogenizing plate 28 is arranged below the first LED lamps 23, the outer wall of the first LED lamps 23 is provided with an annular magnet 27 used for stabilizing the LED lamp set, the first light homogenizing plate 28 comprises three layers of light mixing layers, a light transmitting layer, a light mixing layer and a light transmitting layer are sequentially arranged from inside to outside, a lens group 4 is arranged below the first light homogenizing plate 28, and the first LED lamps 23 and the lens group 4 jointly form the inner spotlight. The lens group 4 comprises five layers of lenses, can ensure the emitting angle of light rays, and sequentially comprises the following components from top to bottom: the first lens is a blue light filtering flat lens; the second lens is a cemented lens; the third lens is a concave lens; the fourth lens is a cemented lens; the fifth lens is a flat lens and is made of toughened glass, and the surface of the fifth lens is plated with a film for preventing stray light.
The outer spotlight comprises a second LED lamp 231, the second LED lamp 231 is a color light source, a second light homogenizing plate 281 used for a mixed light source is arranged below the second LED lamp 231, the second light homogenizing plate 281 is of a double-layer structure and sequentially comprises a light mixing layer and a light transmitting layer from inside to outside, a light guide assembly 6 is arranged below the second light homogenizing plate 281, and the second LED lamp 231 and the light guide assembly 6 form the outer spotlight. As shown in fig. 3, the light guide assembly 6 includes a light guide medium 62 and a light guide member 61, wherein the light guide medium 62 is located below the second LED lamp 231, and the light guide member 61 is located on the lower bottom surface of the outer casing 3 and is in a circular truncated cone shape, as shown in fig. 7, so that light can be emitted at a specific angle. The inner wall of the light guide part 61 is provided with a reflecting layer, the outer wall is provided with an extinction layer for preventing light from penetrating, and the reflecting layer and the extinction layer form a full reflecting layer. Wherein, the reflector layer includes three layer construction, from interior to exterior is in proper order: a metal reflective layer, a bonding layer and a diffuse reflective layer, as shown in fig. 6, the metal reflective layer is formed by spraying silver metal on the light guide member; the bonding layer is used for fixing the diffuse reflection layer; the diffuse reflection layer is of a transparent triangular pyramid structure, and the spherical structure is arranged at the top end of the triangular pyramid, so that light can be uniformly mixed after being secondarily reflected by the pyramid.
The manufacturing method of the extinction layer comprises the following steps:
(1) preparing 30 parts of titanium dioxide, 20 parts of epoxy resin, 5 parts of phenol for isocyanate groups, 5 parts of bisphenol diglycidyl ether, 15 parts of carbon powder, 5 parts of carbon black, 5 parts of acetylacetone, 5 parts of a dispersing agent, 5 parts of a curing agent, 5 parts of propylene glycol monomethyl ether acetate and 2.5 parts of isophorone, wherein the dispersing agent is a lignin sulfonic group aqueous epoxy resin dispersing agent, and the curing agent is dicyandiamide;
(2) putting titanium dioxide and carbon powder in a grinding machine according to the weight parts for grinding;
(3) after grinding, adding half of the dispersant, and simultaneously uniformly mixing by using an ultrasonic stirring rod;
(4) adding carbon black, acetylacetone, the other half of the amount of the dispersant, a curing agent, propylene glycol monomethyl ether acetate and isophorone in the mixing process to obtain a finished product;
(5) and (5) coating the finished product on the outer surface of the light guide member, and naturally drying.
The processing method of the total reflecting layer comprises the following steps:
(1) polishing the light guide piece to enable the outer surface to be smooth, washing the light guide piece clean, and coating films on the top and the bottom of the light guide piece;
(2) heating the light guide piece to 50 ℃, uniformly spraying metallic paint on the inner surface of the light guide piece, and smearing a flatting agent on the outer surface of the light guide piece to form a flatting layer;
(3) and removing the covering films at the top and the bottom of the light guide piece to form a finished light guide piece.
Be connected with lamp shade 24 between first LED lamp 23 and the second LED lamp 231, lamp shade 24 is the stairstepping, and second LED lamp 231 is less than first LED lamp 23, and second LED lamp 231 inner wall is provided with the recess that is used for rotatory LED banks, and the recess inner wall sets up prevents that interior shot-light from getting into the inside extinction structure of outer shot-light, and the extinction structure is extinction board 29, as shown in fig. 4. Second LED lamp 231 outer wall sets up and is used for radiating flabellum 25, can form rotatory vortex in banks inside, through setting up the motor with LED banks and installing the flabellum, can play good radiating effect when guaranteeing luminous even. The motor 21, the first LED lamp 23 and the second LED lamp 231 are connected with the single chip microcomputer and used for controlling the rotating speed of the motor 21, the on-off of the first LED lamp 23 and the second LED lamp 231 and the light intensity.
The working principle of the invention is as follows: when the motor during operation, whole atmosphere lamp began work, and motor shaft drives the banks rotation, and the banks simultaneous working of banks of interior shot-light and exterior shot-light promptly, and the light of interior shot-light and exterior shot-light is through even light board mixed light, and is rotatory under the drive of motor simultaneously, can guarantee that the atmosphere lamp jets out even light. The atmosphere lamp still includes the singlechip for the rotational speed of control motor and the switch and the light intensity of first LED lamp and second LED lamp, when only needing the pure white illumination, can only open first LED lamp, when the colored atmosphere lamp of needs, can only open the second LED lamp, and the good heat dissipation of banks can be guaranteed to the built-in flabellum simultaneously, sets up the annular filter screen in the casing inside, can also play the dust filtering.

Claims (10)

1. The internal atmosphere lamp is characterized by comprising an outer shell (3), a lamp group (2) is installed at the top of the outer shell (3), a lens group (4) and a light guide assembly (6) are installed below the lamp group (2), the light guide assembly (6) is arranged on the outer side of the lens group (4), the lower portion of the lens group (4) is rotatably connected with the light guide assembly (6), the lamp group (2) comprises an inner spotlight and an outer spotlight, the top of the inner spotlight is connected with a transmission mechanism, the inner spotlight comprises a first LED lamp (23), a first light homogenizing plate (28) is arranged below the first LED lamp (23), and the lens group (4) is arranged below the first light homogenizing plate (28); the external spotlight comprises a second LED lamp (231), a second light homogenizing plate (281) is arranged below the second LED lamp (231), and a light guide assembly (6) is arranged below the second light homogenizing plate (281).
2. An internal atmosphere lamp as claimed in claim 1, wherein the first light homogenizing plate (28) comprises a plurality of light mixing layers, which are a light transmitting layer, a light mixing layer and a light transmitting layer from inside to outside.
3. An internal atmosphere lamp as claimed in claim 1, wherein the second light homogenizing plate (281) comprises a light mixing layer and a light transmitting layer in sequence from inside to outside.
4. An internal atmosphere lamp as claimed in claim 1, wherein the lens group (4) comprises a plurality of lens layers, in order from top to bottom: the blue light filtering device comprises a blue light filtering flat lens, a cemented lens, a concave lens, a cemented lens and a flat lens, wherein the surface of the flat lens is plated with a film for preventing stray light.
5. An internal atmosphere lamp as claimed in claim 1, wherein the light guide assembly (6) comprises a light guide medium (62) and a light guide member (61), wherein the light guide medium (62) is located below the second LED lamp (231), the light guide member (61) is located at the bottom of the outer shell (3), the inner wall of the light guide member is provided with a reflective layer, and the outer wall of the light guide member is provided with a matte layer.
6. An internal atmosphere lamp as claimed in claim 1 or 5, wherein an annular filter screen (5) is connected between the side wall of the light guide assembly (6) and the outer envelope (3).
7. An internal atmosphere lamp as claimed in claim 1, wherein the inner wall of the second LED lamp (231) is provided with grooves, and the inner wall of the groove is provided with extinction structures.
8. An internal atmosphere lamp as claimed in claim 1 or 7, wherein the second LED lamp (231) is provided with fan blades (25) on the outer wall.
9. An internal atmosphere lamp as claimed in claim 1, wherein the first LED lamp (23) is a white light source, the second LED lamp (231) is a colored light source, and a lamp cover (24) is connected between the first LED lamp and the second LED lamp.
10. An internal atmosphere lamp as claimed in claim 1 or 9, wherein the outer wall of the first LED lamp (23) is provided with a ring magnet (27), and the outer side of the ring magnet (27) is provided with a magnet repelling the ring magnet.
CN202210619676.3A 2022-06-02 2022-06-02 Internal atmosphere lamp Active CN114992531B (en)

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Application Number Priority Date Filing Date Title
CN202210619676.3A CN114992531B (en) 2022-06-02 2022-06-02 Internal atmosphere lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210619676.3A CN114992531B (en) 2022-06-02 2022-06-02 Internal atmosphere lamp

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CN114992531A true CN114992531A (en) 2022-09-02
CN114992531B CN114992531B (en) 2024-02-23

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5239452A (en) * 1991-10-08 1993-08-24 Chen Liang Ming Color changing lamp
US20020034079A1 (en) * 2000-09-20 2002-03-21 Stefan Becker Reading lamp for a vehicle interior
CN201819059U (en) * 2010-09-26 2011-05-04 李朝杯 LED lamp capable of actively dissipating heat
JP2011198612A (en) * 2010-03-19 2011-10-06 Kyocera Corp Lighting system
CN102829350A (en) * 2012-07-25 2012-12-19 杭州赛佳科技有限公司 Multifunctional LED (Light-emitting Diode) lamp with double light sources
KR20130035384A (en) * 2011-09-30 2013-04-09 이상우 A rotation type lighting fixture using after image effect in the multi rotator of the shaft
CN106594677A (en) * 2017-02-28 2017-04-26 广州市杕光照明器材有限公司 Stage lamp and light guiding pillar assembly thereof
CN206429970U (en) * 2017-01-13 2017-08-22 中山市阿基米德灯饰制造有限公司 A kind of shot-light with coloured glaze atmosphere
CN208951849U (en) * 2018-10-24 2019-06-07 深圳市伟胜科技有限责任公司 Double-colored downlight
CN112682754A (en) * 2021-01-13 2021-04-20 佛山市嘉镁照明电器有限公司 Rotary starry sky lamp
CN113203052A (en) * 2021-01-15 2021-08-03 深圳博浪科技有限公司 Starry sky projection lamp
CN213930754U (en) * 2021-02-03 2021-08-10 许龙才 Projection device with clockwise and anticlockwise bidirectional rotation dynamic effect

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5239452A (en) * 1991-10-08 1993-08-24 Chen Liang Ming Color changing lamp
US20020034079A1 (en) * 2000-09-20 2002-03-21 Stefan Becker Reading lamp for a vehicle interior
JP2011198612A (en) * 2010-03-19 2011-10-06 Kyocera Corp Lighting system
CN201819059U (en) * 2010-09-26 2011-05-04 李朝杯 LED lamp capable of actively dissipating heat
KR20130035384A (en) * 2011-09-30 2013-04-09 이상우 A rotation type lighting fixture using after image effect in the multi rotator of the shaft
CN102829350A (en) * 2012-07-25 2012-12-19 杭州赛佳科技有限公司 Multifunctional LED (Light-emitting Diode) lamp with double light sources
CN206429970U (en) * 2017-01-13 2017-08-22 中山市阿基米德灯饰制造有限公司 A kind of shot-light with coloured glaze atmosphere
CN106594677A (en) * 2017-02-28 2017-04-26 广州市杕光照明器材有限公司 Stage lamp and light guiding pillar assembly thereof
CN208951849U (en) * 2018-10-24 2019-06-07 深圳市伟胜科技有限责任公司 Double-colored downlight
CN112682754A (en) * 2021-01-13 2021-04-20 佛山市嘉镁照明电器有限公司 Rotary starry sky lamp
CN113203052A (en) * 2021-01-15 2021-08-03 深圳博浪科技有限公司 Starry sky projection lamp
CN213930754U (en) * 2021-02-03 2021-08-10 许龙才 Projection device with clockwise and anticlockwise bidirectional rotation dynamic effect

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