CN113570981A - Side light-emitting module - Google Patents

Side light-emitting module Download PDF

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Publication number
CN113570981A
CN113570981A CN202110829907.9A CN202110829907A CN113570981A CN 113570981 A CN113570981 A CN 113570981A CN 202110829907 A CN202110829907 A CN 202110829907A CN 113570981 A CN113570981 A CN 113570981A
Authority
CN
China
Prior art keywords
connecting end
shell
wall
led light
light source
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110829907.9A
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Chinese (zh)
Inventor
李伟剑
沈波
邱志明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kunshan Yixingtong Optoelectronics Technology Co ltd
Original Assignee
Kunshan Yixingtong Optoelectronics Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kunshan Yixingtong Optoelectronics Technology Co ltd filed Critical Kunshan Yixingtong Optoelectronics Technology Co ltd
Priority to CN202110829907.9A priority Critical patent/CN113570981A/en
Publication of CN113570981A publication Critical patent/CN113570981A/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • 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
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/18—Edge-illuminated signs
    • 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)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

The invention discloses a side light emitting module which comprises a first shell, a first transparent protective cover, a first placing groove, a first LED light source and a second placing groove, wherein the first placing groove is formed in the center of the top of the first shell, the first LED light source is arranged in the center of the bottom of the first placing groove, the first transparent protective cover is installed at the top end of the first placing groove on the outer side of the first LED light source, a second connecting end is arranged on the outer wall of one side of the first shell, a first anode connector is arranged on the outer wall of one side, away from the first shell, of the second connecting end, a second anode connector is arranged on the outer wall of the second connecting end on one side of the first anode connector, and a second pin hole is formed in the center of the top of the second connecting end. The invention not only prolongs the service life of the side polishing module, ensures the electrifying effect of the side polishing module when in use, but also improves the stability of the side polishing module when in use.

Description

Side light-emitting module
Technical Field
The invention relates to the technical field of decorative lamps, in particular to a side lighting module.
Background
With the rise of advertising projects, LED light string modules are widely used in outdoor advertising light boxes, and especially in recent years, with the appearance of LED injection modules, LED injection modules have gradually replaced the past glue-pouring LED modules in high-end applications.
In order to polish the billboard, a corresponding side polishing module is derived, and the side polishing module in the market is inconvenient to protect the LED light source, so that the side polishing module is easy to damage due to external factors, and people are often troubled.
Disclosure of Invention
The invention aims to provide a side polishing module to solve the problem that the side polishing module in the background art is inconvenient to protect an LED light source.
In order to achieve the purpose, the invention provides the following technical scheme: a side light emitting module comprises a first shell, a first transparent protective cover, a first placing groove, a first LED light source and a second placing groove, wherein the first placing groove is arranged at the center of the top of the first shell, the first LED light source is arranged at the center of the bottom of the first placing groove, the first transparent protective cover is installed at the top end of the first placing groove at the outer side of the first LED light source, a second connecting end is arranged on the outer wall of one side of the first shell, a first anode connector is arranged on the outer wall of the second connecting end far away from the first shell, a second anode connector is arranged on the outer wall of the second connecting end at one side of the first anode connector, a second pin hole is arranged at the center of the top of the second connecting end, the bottom end of the second pin hole extends to the outside of the second connecting end, a first connecting end is arranged on the outer wall of the first shell far away from the second connecting end, the outer wall of one side, away from the first shell, of the first connecting end is provided with a first negative electrode joint, the outer wall of the first connecting end on one side of the first negative electrode joint is provided with a second negative electrode joint, the center of the top of the first connecting end is provided with a first pin hole, and the bottom end of the first pin hole extends to the outside of the first connecting end.
Preferably, the first housing may be a second housing, and the second housing has an elongated structure.
Preferably, the top of the second shell is provided with second placing grooves at equal intervals, and the center positions of the bottoms of the second placing grooves are provided with second LED light sources.
Preferably, one side of the top of the second shell is provided with a third pin hole, and the bottom end of the third pin hole extends to the outside of the second shell.
Preferably, a fourth connecting end is arranged on the outer wall of one side of the second shell, and a third positive electrode connector is arranged on the outer wall of one side, far away from the second shell, of the fourth connecting end.
Preferably, the outer wall of the second shell, which is far away from the fourth connecting end, is provided with a third connecting end, and the outer wall of the third connecting end, which is far away from the second shell, is provided with a third negative electrode joint.
Preferably, the third connecting end and the fourth connecting end are symmetrical about a central line of the second shell, and the third connecting end and the fourth connecting end are in a horizontal structure.
Preferably, a fourth negative electrode joint is arranged on the outer wall of the third connecting end on one side of the third negative electrode joint, and the length of the fourth negative electrode joint is equal to that of the third negative electrode joint.
Preferably, a second transparent protective cover is installed at the top end of the second placement groove on the outer side of the second LED light source, and the top end of the second transparent protective cover extends to the outside of the second placement groove.
Preferably, a fourth positive electrode joint is arranged on the outer wall of a fourth connecting end on one side of the third positive electrode joint, and the length of the fourth positive electrode joint is equal to that of the third positive electrode joint.
Compared with the prior art, the invention has the beneficial effects that: the side light-emitting module not only prolongs the service life of the side light-emitting module, ensures the electrifying effect when the side light-emitting module is used, but also improves the stability when the side light-emitting module is used;
(1) the second transparent protective cover is arranged at the top end of the second placing groove on the outer side of the second LED light source, and the first transparent protective cover is arranged at the top of the first placing groove on the outer side of the first LED light source, so that the first LED light source and the second LED light source can be protected through the first transparent protective cover and the second transparent protective cover, the phenomenon that the first LED light source and the second LED light source are damaged due to external factors is reduced, and the service life of the side polishing module is prolonged;
(2) the first positive electrode connector and the second pin hole are arranged on the outer wall of one side of the second connecting end, and the first negative electrode connector and the second negative electrode connector are arranged on the outer wall of one side of the first connecting end, so that the power supply can be switched on to carry out double electrifying treatment on the first LED light source;
(3) the second pin hole and the first pin hole are respectively arranged in the second connecting end and the first connecting end, so that the first shell is positioned by means of an external bolt, the third pin hole is formed in the top of the second shell, so that the second shell is positioned by means of the external bolt, the displacement phenomenon of the first shell and the second shell is reduced, and the stability of the side light-striking module during use is improved.
Drawings
FIG. 1 is a schematic three-dimensional structure of a first embodiment of the present invention;
FIG. 2 is a schematic top view of a first embodiment of the present invention;
FIG. 3 is a front view of a first embodiment of the present invention;
FIG. 4 is a schematic three-dimensional structure of a second embodiment of the present invention;
FIG. 5 is a schematic top view of a second embodiment of the present invention;
fig. 6 is a schematic front view of a second embodiment of the present invention.
In the figure: 1. a first housing; 2. a first transparent shield; 3. a first placement groove; 4. a first pin hole; 5. a first negative electrode tab; 6. a second negative electrode tab; 7. a first connection end; 8. a first LED light source; 9. a second connection end; 10. a first positive electrode tab; 11. a second positive electrode tab; 12. a second pin hole; 13. a second housing; 14. a third pin hole; 15. a second placement groove; 16. a third connection end; 17. a third negative electrode tab; 18. a fourth negative electrode tab; 19. a second LED light source; 20. a fourth connection end; 21. a third positive electrode tab; 22. a fourth positive electrode tab; 23. a second transparent shield.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a first embodiment of the present invention is shown: a side light emitting module comprises a first shell 1, a first transparent protective cover 2, a first placing groove 3, a first LED light source 8 and a second placing groove 15, wherein the first placing groove 3 is arranged at the central position of the top of the first shell 1, the first LED light source 8 is arranged at the central position of the bottom of the first placing groove 3, the first transparent protective cover 2 is arranged at the top end of the first placing groove 3 at the outer side of the first LED light source 8, a second connecting end 9 is arranged on the outer wall of one side of the first shell 1, a first anode connector 10 is arranged on the outer wall of one side of the second connecting end 9, which is far away from the first shell 1, a second anode connector 11 is arranged on the outer wall of the second connecting end 9 at one side of the first anode connector 10, a second pin hole 12 is arranged at the central position of the top of the second connecting end 9, and the bottom end of the second pin hole 12 extends to the outside of the second connecting end 9, the outer wall of the first shell 1, which is far away from the second connecting end 9, is provided with a first connecting end 7, the outer wall of the first connecting end 7, which is far away from the first shell 1, is provided with a first negative electrode joint 5, the outer wall of the first connecting end 7, which is far away from the first shell 5, is provided with a second negative electrode joint 6, the center of the top of the first connecting end 7 is provided with a first pin hole 4, and the bottom end of the first pin hole 4 extends to the outside of the first connecting end 7.
When the LED light source protection device is used, the anode lead is connected with the second anode connector 11 through the first anode connector 10, the cathode lead is connected with the second cathode connector 6 through the first cathode connector 5, electric energy can be transmitted to a circuit board inside the first shell 1 through the second connecting end 9 and the first connecting end 7, then the light source is released through the first LED light source 8, the purpose of lateral polishing is achieved, meanwhile, an external bolt can penetrate through the second pin hole 12 and the first pin hole 4 and is screwed into a placing plane, positioning treatment can be carried out on the first shell 1, and then the first transparent protection cover 2 is installed at the top of the first placing groove 3 on the outer side of the first LED light source 8, so that protection treatment can be carried out on the first LED light source 8.
Referring to fig. 4-6, a second embodiment of the present invention: a side light emitting module is provided, wherein a first housing 1 can be set as a second housing 13, the second housing 13 is of a long strip structure, second placing grooves 15 with equal intervals are arranged at the top of the second housing 13, a second LED light source 19 is mounted at the center of the bottom of each second placing groove 15, a third pin hole 14 is arranged at one side of the top of the second housing 13, the bottom end of each third pin hole 14 extends to the outside of the second housing 13, a fourth connecting end 20 is arranged on the outer wall of one side of the second housing 13, a third positive connector 21 is arranged on the outer wall of one side of the fourth connecting end 20 away from the second housing 13, a third connecting end 16 is arranged on the outer wall of one side of the second housing 13 away from the fourth connecting end 20, a third negative connector 17 is arranged on the outer wall of one side of the third connecting end 16 away from the second housing 13, and the third connecting end 16 and the fourth connecting end 20 are symmetrical with respect to the center line of the second housing 13, the third connecting end 16 and the fourth connecting end 20 are of a horizontal structure, a fourth negative electrode joint 18 is arranged on the outer wall of the third connecting end 16 on one side of the third negative electrode joint 17, the length of the fourth negative electrode joint 18 is equal to that of the third negative electrode joint 17, a second transparent protective cover 23 is installed at the top end of the second placing groove 15 on the outer side of the second LED light source 19, the top end of the second transparent protective cover 23 extends to the outside of the second placing groove 15, a fourth positive electrode joint 22 is arranged on the outer wall of the fourth connecting end 20 on one side of the third positive electrode joint 21, and the length of the fourth positive electrode joint 22 is equal to that of the third positive electrode joint 21.
During the use, connect the anodal wire through third positive pole joint 21 and fourth positive pole joint 22, and connect the negative pole wire through third negative pole joint 17 and fourth negative pole joint 18, can be through fourth link 20 and third link 16 circuit board inside with electric energy transmission to second casing 13, release the light source through second LED light source 19 again, so that carry out the side direction and polish and handle, because of second LED light source 19 is provided with three groups, and then make the effect of polishing promote, rethread outside bolt runs through third pinhole 14 and twists to placing the plane, can carry out the location to second casing 13 and handle, install second transparent protection casing 23 at the second 15 tops of placing the groove in the second LED light source 19 outside at last, can protect second LED light source 19 and handle.
When the LED light source protection cover is used, firstly, a positive electrode lead is connected with a second positive electrode joint 11 through a first positive electrode joint 10, a negative electrode lead is connected with a second negative electrode joint 6 through a first negative electrode joint 5, electric energy can be transmitted to a circuit board in a first shell 1 through a second connecting end 9 and a first connecting end 7, then, a light source is released through a first LED light source 8 to achieve the purpose of side polishing, meanwhile, an external bolt can penetrate through a second pin hole 12 and a first pin hole 4 and is screwed into a placing plane, positioning treatment can be carried out on the first shell 1, then, a first transparent protection cover 2 is arranged at the top of a first arranging groove 3 at the outer side of the first LED light source 8, then, a positive electrode lead is connected with a fourth positive electrode joint 22 through a third positive electrode joint 21, and a negative electrode lead is connected with a fourth negative electrode joint 18 through a third negative electrode joint 17, can be through fourth link 20 and third link 16 with electric energy transmission to the inside circuit board of second casing 13, again through the 19 release light sources of second LED light source, so that carry out the side direction and polish the processing, be provided with three groups because of second LED light source 19, and then make and polish the effect and obtain promoting, rethread outside bolt runs through third pinhole 14 and twists to placing the plane, can fix a position the processing to second casing 13, install the 15 tops in the second resettlement groove in the 19 outsides of second LED light source through with the transparent protection casing 23 of second at last, can protect the processing to second LED light source 19, thereby accomplish the use of side module of polishing.

Claims (10)

1. A side light emitting module is characterized by comprising a first shell (1), a first transparent protective cover (2), a first placing groove (3), a first LED light source (8) and a second placing groove (15), wherein the first placing groove (3) is arranged at the central position of the top of the first shell (1), the first LED light source (8) is arranged at the central position of the bottom of the first placing groove (3), the first transparent protective cover (2) is installed at the top end of the first placing groove (3) outside the first LED light source (8), a second connecting end (9) is arranged on the outer wall of one side of the first shell (1), a first positive electrode joint (10) is arranged on the outer wall of one side, far away from the first shell (1), of the second connecting end (9), a second positive electrode joint (11) is arranged on the outer wall of the second connecting end (9) on one side of the first positive electrode joint (10), the improved structure of the lithium battery is characterized in that a second pin hole (12) is formed in the center of the top of the second connecting end (9), the bottom end of the second pin hole (12) extends to the outside of the second connecting end (9), a first connecting end (7) is arranged on the outer wall of one side, away from the second connecting end (9), of the first shell (1), a first negative electrode connector (5) is arranged on the outer wall of one side, away from the first shell (1), of the first connecting end (7), a second negative electrode connector (6) is arranged on the outer wall of the first connecting end (7) of one side of the first negative electrode connector (5), a first pin hole (4) is formed in the center of the top of the first connecting end (7), and the bottom end of the first pin hole (4) extends to the outside of the first connecting end (7).
2. The side-emitting optical module of claim 1, wherein: the first shell (1) can be set as a second shell (13), and the second shell (13) is of a long-strip structure.
3. The side-light module of claim 2, wherein: the top of the second shell (13) is provided with second placing grooves (15) at equal intervals, and second LED light sources (19) are mounted at the central positions of the bottoms of the second placing grooves (15).
4. The side-light module of claim 2, wherein: and a third pin hole (14) is formed in one side of the top of the second shell (13), and the bottom end of the third pin hole (14) extends to the outside of the second shell (13).
5. The side-light module of claim 2, wherein: and a fourth connecting end (20) is arranged on the outer wall of one side of the second shell (13), and a third positive connector (21) is arranged on the outer wall of one side, far away from the second shell (13), of the fourth connecting end (20).
6. The side-lighting module of claim 5, wherein: and a third connecting end (16) is arranged on the outer wall of one side, far away from the fourth connecting end (20), of the second shell (13), and a third negative electrode joint (17) is arranged on the outer wall of one side, far away from the second shell (13), of the third connecting end (16).
7. The side-lighting module of claim 6, wherein: the third connecting end (16) and the fourth connecting end (20) are symmetrical about the central line of the second shell (13), and the third connecting end (16) and the fourth connecting end (20) are of a horizontal structure.
8. The side-lighting module of claim 6, wherein: and a fourth negative electrode joint (18) is arranged on the outer wall of the third connecting end (16) on one side of the third negative electrode joint (17), and the length of the fourth negative electrode joint (18) is equal to that of the third negative electrode joint (17).
9. The side-light module of claim 3, wherein: and a second transparent protective cover (23) is installed at the top end of the second placing groove (15) on the outer side of the second LED light source (19), and the top end of the second transparent protective cover (23) extends to the outside of the second placing groove (15).
10. The side-lighting module of claim 5, wherein: and a fourth positive joint (22) is arranged on the outer wall of a fourth connecting end (20) on one side of the third positive joint (21), and the length of the fourth positive joint (22) is equal to that of the third positive joint (21).
CN202110829907.9A 2021-07-22 2021-07-22 Side light-emitting module Pending CN113570981A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110829907.9A CN113570981A (en) 2021-07-22 2021-07-22 Side light-emitting module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110829907.9A CN113570981A (en) 2021-07-22 2021-07-22 Side light-emitting module

Publications (1)

Publication Number Publication Date
CN113570981A true CN113570981A (en) 2021-10-29

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ID=78166187

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110829907.9A Pending CN113570981A (en) 2021-07-22 2021-07-22 Side light-emitting module

Country Status (1)

Country Link
CN (1) CN113570981A (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM324218U (en) * 2007-06-12 2007-12-21 Frontend Analog And Digitial T Interconnected LED light bars
CN202274440U (en) * 2011-07-27 2012-06-13 深圳市日上光电有限公司 LED (Light-Emitting Diode) module covered fully by plastic
CN204962371U (en) * 2015-05-18 2016-01-13 深圳市中正零度光电有限公司 High -power LED module
CN205037128U (en) * 2015-04-02 2016-02-17 郑铁军 High -power LED light source
CN105333316A (en) * 2015-11-24 2016-02-17 昆山市翌兴通光电科技有限公司 Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box
CN205118745U (en) * 2015-11-24 2016-03-30 昆山市翌兴通光电科技有限公司 Novel LED lamp cluster module
CN205261464U (en) * 2016-01-06 2016-05-25 东莞市准光半导体照明有限公司 LED sends out optical module connection structure
CN206093725U (en) * 2016-10-13 2017-04-12 深圳日上光电有限公司 Luminous LED module lamp of guidance mark tablet side
CN208474994U (en) * 2018-08-24 2019-02-05 宋磊 A kind of new construction LED injection mould group
CN209229397U (en) * 2018-12-19 2019-08-09 深圳市欧莱特光电有限公司 A kind of LED module suitable for advertising lamp box

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM324218U (en) * 2007-06-12 2007-12-21 Frontend Analog And Digitial T Interconnected LED light bars
CN202274440U (en) * 2011-07-27 2012-06-13 深圳市日上光电有限公司 LED (Light-Emitting Diode) module covered fully by plastic
CN205037128U (en) * 2015-04-02 2016-02-17 郑铁军 High -power LED light source
CN204962371U (en) * 2015-05-18 2016-01-13 深圳市中正零度光电有限公司 High -power LED module
CN105333316A (en) * 2015-11-24 2016-02-17 昆山市翌兴通光电科技有限公司 Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box
CN205118745U (en) * 2015-11-24 2016-03-30 昆山市翌兴通光电科技有限公司 Novel LED lamp cluster module
CN205261464U (en) * 2016-01-06 2016-05-25 东莞市准光半导体照明有限公司 LED sends out optical module connection structure
CN206093725U (en) * 2016-10-13 2017-04-12 深圳日上光电有限公司 Luminous LED module lamp of guidance mark tablet side
CN208474994U (en) * 2018-08-24 2019-02-05 宋磊 A kind of new construction LED injection mould group
CN209229397U (en) * 2018-12-19 2019-08-09 深圳市欧莱特光电有限公司 A kind of LED module suitable for advertising lamp box

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Application publication date: 20211029