CN111678059B - An alternative light source type LED light source - Google Patents
An alternative light source type LED light source Download PDFInfo
- Publication number
- CN111678059B CN111678059B CN202010493673.0A CN202010493673A CN111678059B CN 111678059 B CN111678059 B CN 111678059B CN 202010493673 A CN202010493673 A CN 202010493673A CN 111678059 B CN111678059 B CN 111678059B
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- positioning
- light source
- led light
- mounting
- plate
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- 239000000758 substrate Substances 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 23
- 239000011324 bead Substances 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
-
- 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
- F21V21/005—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
-
- 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
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/096—Magnetic devices
-
- 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
- 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
- F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
本发明公开了一种替代光源型LED光源，特点是包括由至少四个长条状的LED发光模组环绕设置形成的环状的光源本体，相邻的所述的LED发光模组的端头之间通过一转动连接件可转动连接。优点是使得该光源能够根据不同的灯具所需要使用的光源形状进行适应性的造型调整，结构简单，通用性好。
The present invention discloses an alternative light source type LED light source, which is characterized by comprising a ring-shaped light source body formed by at least four long strip-shaped LED light-emitting modules surrounding each other, and the ends of the adjacent LED light-emitting modules are rotatably connected by a rotating connecting member. The advantage is that the light source can be adaptively adjusted in shape according to the light source shape required by different lamps, and has a simple structure and good versatility.
Description
Technical Field
The invention relates to an LED light source, in particular to an alternative light source type LED light source.
Background
The LED lamp has the advantages of long service life, high luminous utilization rate, low energy consumption, high luminous efficiency and the like, and is widely applied to the field of illumination. In the lamp market, various LED lamps are rich and various in specifications and shapes, when the LED lamps are used in daily life, if a light source in the lamp is damaged, the replacement of a corresponding light source is troublesome, the lamp produced by different manufacturers needs to purchase a replacement light source with a corresponding size, specification and fixed mounting hole site, and at present, no LED light source can be adapted to the LED lamps with different shapes for use temporarily in the market, so that the universality is poor.
Disclosure of Invention
The invention aims to solve the technical problem of providing the light source replacing type LED light source which is simple in structure and good in universality.
The technical scheme adopted for solving the technical problems is as follows:
a substitute light source type LED light source comprises an annular light source body formed by surrounding at least four strip-shaped LED light emitting modules, wherein the ends of adjacent LED light emitting modules are rotatably connected through a rotary connecting piece.
The LED light-emitting module comprises a strip-shaped lens plate and an LED light source plate, wherein the lens plate comprises a lens substrate, a plurality of lenses are arranged on the lens substrate in a protruding mode along the length direction, a plurality of lenses are arranged at intervals in parallel, the LED light source plate comprises a light source substrate and a plurality of LED lamp beads arranged on the light source substrate along the length direction of the light source substrate, a plurality of LED lamp beads are arranged at intervals in parallel, the number of the LED lamp beads is equal to that of the lenses, and the light source substrate is arranged below the lens substrate, so that one lens is arranged above one LED lamp bead in a positive pair. Above-mentioned LED light emitting module's simple structure just to an LED lamp pearl through a lens for the light that every LED lamp pearl sent can all go out through the even transmission of lens, with the lens cooperation, makes the luminous angle of this LED light emitting module big, has promoted the replacement application market of product.
The lower end face of the lens substrate is provided with an upward-protruding mounting groove matched with the light source substrate, and the light source substrate is fixedly arranged in the mounting groove in an embedded mode. A stable installation space is provided for the light source substrate through the installation groove, and the use space of the lens substrate is fully utilized, so that the whole structure of the LED light-emitting module is compact and neat.
The lens base plate's both ends are provided with rotation connecting portion respectively, rotation connecting portion on be provided with the rotation mounting hole that link up from top to bottom, rotation connecting piece including rotating the connecting seat, rotation connecting seat include connecting plate, connecting plate's up end vertical fixedly be provided with two pivots, two the pivot set up respectively connecting plate's both ends, rotation connecting portion pass through rotation mounting hole rotationally cross-under in corresponding position the pivot on realize rotating the installation. The rotation connecting portion is used for realizing rotation installation of the whole LED light-emitting module, and stable rotation connection between the LED light-emitting module and the rotation connecting seat is realized through the cooperation of a rotation installation hole on the rotation connecting portion and a rotating shaft arranged on the connecting bottom plate.
The rotary connecting seat is detachably provided with a positioning mechanism which is used for ensuring that the rotary connecting part can be stably arranged on the rotary connecting seat. The positioning mechanism is used for realizing stable rotation installation of the rotation connecting part.
The positioning mechanism comprises a positioning plate parallel to the connecting bottom plate, two positioning covers are arranged on the lower end face of the positioning plate, positioning columns with positioning holes are arranged in the positioning covers and correspond to the rotating shafts, the upper ends of the rotating shafts are rotatably arranged in the positioning holes of the positioning columns at the corresponding positions, positioning bosses are arranged between the two rotating shafts on the same connecting bottom plate in a protruding mode, vertical elastic positioning walls are respectively arranged at the front end and the rear end of the positioning plate, the two elastic positioning walls are arranged in a front-rear parallel mode at intervals, positioning hooks are respectively arranged on the opposite end faces of the two elastic positioning walls in a protruding mode, and positioning convex ribs are respectively arranged on the front end faces and the rear end faces of the positioning bosses. The positioning mechanism is simple in structure, stable installation of the positioning plate is realized through cooperation between the positioning hooks on the elastic positioning wall and the positioning convex ribs on the positioning boss, and the positioning cover is arranged to provide stable installation and positioning for the upper end of the rotating shaft and plays a limiting role on the rotating connecting part.
The upper end face of the positioning convex rib is a first inclined end face which is inclined outwards from top to bottom, and the lower end face of the positioning hook is a second inclined end face which is inclined outwards from top to bottom and matched with the first inclined end face. The quick and labor-saving installation of the elastic positioning wall is realized.
The front end face and the rear end face of the positioning boss are respectively provided with a positioning slot which is used for the elastic positioning wall to be inserted and installed and penetrates through from top to bottom, the positioning convex rib is arranged in the positioning slot, and when the positioning mechanism is installed on the rotating connecting seat, the elastic positioning wall is inserted into the positioning slot which is arranged at the corresponding position. The installation position of the elastic positioning wall is guided and limited through the positioning slot.
The bottom of the connecting bottom plate is embedded with a magnet. The whole light source can be fixedly arranged on the metal lamp panel of the lamp through the magnet, so that the whole light source is convenient to install and detach.
The bottom of location boss be provided with and be used for installing the installation cavity of magnet, magnet on be provided with the installation department, the installation department on be provided with the installation screw, the installation cavity in be provided with and supply installation department stretch into the erection column of installation, the location boss on be provided with the mounting hole that link up from top to bottom, the mounting hole with the erection column coaxial, pass through with installation screw matched with screw or bolt pass the mounting hole spiro union be in the installation screw in realize the installation of magnet in the location boss. The structure realizes stable installation of the magnet, and is convenient to assemble and disassemble.
Compared with the prior art, the LED lamp has the advantages that the at least four strip-shaped LED luminous modules are arranged in a surrounding mode to form the annular light source body, the ends of the adjacent LED luminous modules are rotatably connected through the rotary connecting piece, so that the light source can be adaptively shaped and adjusted according to the shapes of the light sources required by different lamps, and the LED lamp is simple in structure and good in universality.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of an installation drive of the present invention;
FIG. 3 is a schematic illustration of one of the rotary joints according to the present invention;
FIG. 4 is a schematic view of a lens plate according to the present invention;
FIG. 5 is a schematic diagram of a cross-sectional structure of an LED light module according to the present invention;
FIG. 6 is a schematic cross-sectional view of the connection between the rotary connection base and the positioning mechanism;
FIG. 7 is a schematic cross-sectional view of the positioning mechanism of the present invention cooperatively mounted on a positioning boss;
FIG. 8 is a schematic view of a structure of the present invention forming a first shape;
FIG. 9 is a schematic view of a structure of the present invention forming a second shape;
fig. 10 is a schematic view of a structure of the present invention forming a third shape.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in the figure, the LED light source comprises an annular light source body formed by surrounding at least four strip-shaped LED light emitting modules 1, and the ends of adjacent LED light emitting modules 1 are rotatably connected through a rotary connecting piece 2.
In this embodiment, the LED light emitting module 1 includes a long-strip-shaped lens plate and an LED light source plate, the lens plate includes a lens substrate 11, a plurality of lenses 111 are provided on the lens substrate 11 along the upward protrusion of the length direction, the plurality of lenses 111 are arranged at intervals in parallel, the LED light source plate includes a light source substrate 12 and a plurality of LED light beads 121 provided on the light source substrate 12 along the length direction of the light source substrate 12, the plurality of LED light beads 121 are arranged at intervals in parallel, the number of the LED light beads 121 is equal to the number of the lenses 111, the light source substrate 12 is mounted under the lens substrate 11, and one lens 111 is provided right above one LED light bead 121.
In this embodiment, the lower end surface of the lens substrate 11 is provided with an upwardly convex mounting groove 112 which mates with the light source substrate 12, and the light source substrate 12 is fixedly fitted in the mounting groove 112.
In this embodiment, two ends of the lens substrate 11 are respectively provided with a rotation connection portion 113, a rotation mounting hole 114 penetrating up and down is provided on the rotation connection portion 113, the rotation connection member 2 comprises a rotation connection seat, the rotation connection seat comprises a connection bottom plate 21, two rotating shafts 22 are vertically and fixedly provided on the upper end face of the connection bottom plate 21, the two rotating shafts 22 are respectively provided at two ends of the connection bottom plate 21, and the rotation connection portion 113 rotatably penetrates through the rotation mounting hole 114 on the rotating shaft 22 at a corresponding position to realize rotation mounting.
In this embodiment, the rotational connection base is detachably provided with a positioning mechanism for ensuring that the rotational connection 113 can be stably mounted on the rotational connection base.
In this embodiment, the positioning mechanism includes a positioning plate 23 parallel to the connection bottom plate 21, two positioning covers 24 are disposed on the lower end surface of the positioning plate 23, positioning posts 25 with positioning holes 251 are disposed in the positioning covers 24 corresponding to the positions of the rotating shafts 22, the upper ends of the rotating shafts 22 are rotatably disposed in the positioning holes 251 of the positioning posts 25 corresponding to the positions, positioning bosses 26 are disposed between the two rotating shafts 22 disposed on the same connection bottom plate 21 in a protruding manner, vertical elastic positioning walls 231 are disposed at the front end and the rear end of the positioning plate 23, the two elastic positioning walls 231 are disposed in a front-rear parallel manner and at intervals, positioning hooks 2311 are disposed on opposite end surfaces of the two elastic positioning walls 231 in a protruding manner, positioning ribs 261 are disposed on the front end surface and the rear end surface of the positioning bosses 26, respectively, and when the positioning mechanism is mounted on the rotation connection seat, the positioning hooks 2311 hook the lower end surfaces of the positioning ribs 261 corresponding to the positions.
In this embodiment, the upper end surface 2611 of the positioning rib 261 is a first inclined end surface inclined outwards from top to bottom, and the lower end surface 2312 of the positioning hook 2311 is a second inclined end surface matched with the first inclined end surface inclined outwards from top to bottom.
In this embodiment, the front end face and the rear end face of the positioning boss 26 are respectively provided with a positioning slot 262 through which the elastic positioning wall 231 is inserted and mounted up and down, the positioning rib 261 is disposed in the positioning slot 262, and when the positioning mechanism is mounted on the rotary connecting seat, the elastic positioning wall 231 is inserted into the positioning slot 262 disposed at the corresponding position.
In this embodiment, the bottom of the connection base plate 21 is embedded with a magnet 3.
In this implementation, the bottom of the positioning boss 26 is provided with a mounting concave cavity 263 for mounting the magnet 3, the magnet 3 is provided with a mounting part 31, the mounting part 31 is provided with a mounting screw hole 311, a mounting column 264 for the mounting part 31 to extend into is arranged in the mounting concave cavity 263, the positioning boss 26 is provided with a mounting hole 265 which penetrates up and down, the mounting hole 265 is coaxial with the mounting column 264, and the magnet 3 is mounted in the positioning boss 26 by penetrating the mounting hole 265 through a screw or a bolt matched with the mounting screw hole 311 in a threaded manner.
In this embodiment, a driving unit 5 is disposed on a side portion of one of the rotational connection bases, and each LED lighting module 1 is electrically connected to the driving unit 5.
In this implementation, the number of the LED light emitting modules 1 is four, and when the four LED light emitting modules 1 form the shape shown in fig. 8, the LED light emitting modules can be adapted to be used on rectangular ceiling lamps and panel lamps, when the four LED light emitting modules 1 form the shape shown in fig. 9, the LED light emitting modules can be adapted to be used on various round ceiling lamps and panel lamps for replacing traditional annular pipes and butterfly pipes, and when the four LED light emitting modules 1 form the shape shown in fig. 10, the LED light emitting modules can be used for replacing traditional H pipes and plug pipes.
Claims (8)
1. The LED light source is characterized by comprising an annular light source body formed by surrounding at least four strip-shaped LED light emitting modules, wherein the ends of adjacent LED light emitting modules are rotatably connected through a rotary connecting piece;
The LED light-emitting module comprises a strip-shaped lens plate and an LED light source plate, wherein the lens plate comprises a lens substrate, a plurality of lenses are arranged on the lens substrate in an upward protruding mode along the length direction, a plurality of lenses are arranged in parallel at intervals, the LED light source plate comprises a light source substrate and a plurality of LED lamp beads arranged on the light source substrate along the length direction of the light source substrate, a plurality of LED lamp beads are arranged in parallel at intervals, the number of the LED lamp beads is equal to that of the lenses, and the light source substrate is arranged below the lens substrate, so that one lens is arranged above one LED lamp bead in a positive pair;
The lens base plate both ends be provided with respectively and rotate connecting portion, rotate and be provided with the rotation mounting hole that link up from top to bottom on connecting portion, rotation connecting piece including rotating the connecting seat, rotation connecting seat include connecting plate, connecting plate's up end vertical fixedly be provided with two pivots, two the pivot set up respectively connecting plate's both ends, rotation connecting portion pass through rotation mounting hole rotationally cross-under in corresponding position the pivot on realize rotating the installation.
2. The LED light source of claim 1, wherein the lower end surface of the lens substrate is provided with an upwardly protruding mounting groove for mating with the light source substrate, and the light source substrate is fixedly mounted in the mounting groove.
3. The LED light source of claim 1, wherein said swivel mount is removably provided with a positioning mechanism for ensuring stable mounting of said swivel mount to said swivel mount.
4. The LED light source as claimed in claim 3, wherein the positioning mechanism comprises a positioning plate parallel to the connection base plate, two positioning covers are arranged on the lower end face of the positioning plate, positioning columns with positioning holes are arranged in the positioning covers corresponding to the rotating shafts, the upper ends of the rotating shafts are rotatably arranged in the positioning holes of the positioning columns at corresponding positions, positioning bosses are arranged between the two rotating shafts on the same connection base plate in a protruding mode, vertical elastic positioning walls are respectively arranged at the front end and the rear end of the positioning plate, the two elastic positioning walls are arranged in a front-rear parallel mode at intervals, positioning hooks are respectively arranged on the opposite end faces of the two elastic positioning walls in a protruding mode, and when the positioning mechanism is installed on the rotating connection base, the positioning hooks are arranged on the lower end faces of the positioning ribs at the corresponding positions.
5. The LED light source of claim 4, wherein the upper end surface of the positioning rib is a first inclined end surface inclined outwards from top to bottom, and the lower end surface of the positioning hook is a second inclined end surface matched with the first inclined end surface and inclined outwards from top to bottom.
6. The LED light source of claim 4, wherein the front and rear end surfaces of the positioning boss are respectively provided with a positioning slot through which the elastic positioning wall is inserted and installed, the positioning ribs are disposed in the positioning slots, and when the positioning mechanism is installed on the rotary connecting seat, the elastic positioning wall is inserted into the positioning slots disposed at the corresponding positions.
7. The LED light source of claim 4, wherein said bottom of said base plate is embedded with a magnet.
8. The LED light source of claim 7, wherein the bottom of said positioning boss is provided with a mounting cavity for mounting said magnet, said magnet is provided with a mounting portion, said mounting portion is provided with a mounting screw hole, said mounting cavity is provided with a mounting post for said mounting portion to extend into, said positioning boss is provided with a mounting hole penetrating up and down, said mounting hole is coaxial with said mounting post, and said magnet is mounted in said positioning boss by screwing with a screw or bolt matching with said mounting screw hole through said mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010493673.0A CN111678059B (en) | 2020-06-03 | 2020-06-03 | An alternative light source type LED light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010493673.0A CN111678059B (en) | 2020-06-03 | 2020-06-03 | An alternative light source type LED light source |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111678059A CN111678059A (en) | 2020-09-18 |
| CN111678059B true CN111678059B (en) | 2025-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010493673.0A Active CN111678059B (en) | 2020-06-03 | 2020-06-03 | An alternative light source type LED light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111678059B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566127B (en) * | 2021-07-14 | 2023-07-25 | 江苏穿越光电科技有限公司 | High-power LED multi-chip light source module |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948970A (en) * | 2015-07-14 | 2015-09-30 | 江苏达伦电子股份有限公司 | LED lamp convenient to combine and connect |
| CN213065653U (en) * | 2020-06-03 | 2021-04-27 | 浙江阳光城市照明工程有限公司 | LED light source replacing light source |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201705766U (en) * | 2010-06-24 | 2011-01-12 | 福建泉州市红苹果家具有限公司 | Novel rotating connector and wardrobe with connector |
| KR102018092B1 (en) * | 2018-02-27 | 2019-09-04 | 이장수 | Lantern Having Multi Function |
| CN209587736U (en) * | 2019-03-14 | 2019-11-05 | M·蒙索内戈 | Flexible hard wire lamp that warp |
-
2020
- 2020-06-03 CN CN202010493673.0A patent/CN111678059B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948970A (en) * | 2015-07-14 | 2015-09-30 | 江苏达伦电子股份有限公司 | LED lamp convenient to combine and connect |
| CN213065653U (en) * | 2020-06-03 | 2021-04-27 | 浙江阳光城市照明工程有限公司 | LED light source replacing light source |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111678059A (en) | 2020-09-18 |
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