CN111540284A - Grid screen - Google Patents

Grid screen Download PDF

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Publication number
CN111540284A
CN111540284A CN202010500287.XA CN202010500287A CN111540284A CN 111540284 A CN111540284 A CN 111540284A CN 202010500287 A CN202010500287 A CN 202010500287A CN 111540284 A CN111540284 A CN 111540284A
Authority
CN
China
Prior art keywords
hole
lock pin
connecting block
cover plate
frame
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
CN202010500287.XA
Other languages
Chinese (zh)
Inventor
李卫华
余磊
谭国发
韦俊鹏
赵文龙
邓军
雷宇
李文俊
程亚丽
李杰良
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.)
Shenzhen Minvol Technology Co ltd
Original Assignee
Shenzhen Minvol 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 Shenzhen Minvol Technology Co ltd filed Critical Shenzhen Minvol Technology Co ltd
Priority to CN202010500287.XA priority Critical patent/CN111540284A/en
Publication of CN111540284A publication Critical patent/CN111540284A/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
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/18—Construction of rack or frame

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

The invention provides a grille screen which comprises a frame, a plurality of LED light bars and self-locking mechanisms, wherein the number of the LED light bars is the same as that of the LED light bars, each LED light bar is provided with one self-locking mechanism, and the LED light bars are assembled with and disassembled from the frame through the self-locking mechanisms. The invention has the beneficial effects that: the grille screen is simple in structure and convenient to disassemble and assemble, and the data are connected in parallel, so that the distance from the controller to the LED lamp bar can be more than 50M.

Description

Grid screen
Technical Field
The invention relates to the technical field of lamps, in particular to a grille screen.
Background
The existing grating screen has a complex structure and is inconvenient to disassemble and assemble, and the requirements of users cannot be met.
Disclosure of Invention
The invention provides a grille screen which comprises a frame, a plurality of LED light bars and self-locking mechanisms, wherein the number of the LED light bars is the same as that of the LED light bars, each LED light bar is provided with one self-locking mechanism, and the LED light bars are assembled with and disassembled from the frame through the self-locking mechanisms.
As a further improvement of the invention, the frame is provided with a plurality of frame locking holes, the self-locking mechanism comprises a cover plate, a spring, a lock pin and a light bar connecting block, the light bar connecting block is provided with a connecting block through hole, the cover plate is provided with a cover plate through hole, the tail end of the lock pin is provided with a lock pin block, the LED light bar is mounted on the light bar connecting block, the cover plate is mounted on the front surface of the light bar connecting block, the lock pin is positioned in the connecting block through hole and can rotate in the connecting block through hole, the lock pin block extends out of the connecting block through hole, the spring is positioned between the cover plate and the lock pin, one end of the spring is connected with the cover plate, the other end of the spring is connected with the lock pin, the spring rotates clockwise by 90 degrees and is pressed into the connecting block through hole, the lock pin, the lock pin block is clamped on the frame to lock the frame and the light bar connecting block together, a lock pin hole is formed in the top of the lock pin and/or a lock pin block hole is formed in the lock pin block, and the position of the lock pin hole corresponds to the position of the cover plate through hole.
As a further improvement of the invention, the lock pin hole is a hexagon socket, and the lock pin block hole is a hexagon socket.
As a further improvement of the invention, one end of the spring is provided with an outer limiting angle, the other end of the spring is provided with an inner limiting angle, the cover plate is provided with a cover plate limiting groove, and the outer limiting angle is arranged in the cover plate limiting groove; the top of the lock pin is provided with a spring limiting groove, and the inner limiting angle is arranged in the spring limiting groove.
As a further improvement of the invention, the spring limiting groove is arranged at the edge of the through hole of the cover plate.
As a further improvement of the invention, the self-locking mechanism further comprises an elastic sheet, and the elastic sheet is arranged on the back of the light bar connecting block.
As a further improvement of the invention, a positioning column is arranged on the back of the light bar connecting block, the frame is provided with a frame positioning hole, and the positioning column is embedded into the frame positioning hole for positioning.
As a further improvement of the invention, the lock pin is provided with a limit boss, a limit stop piece is arranged in the through hole of the connecting block, and the limit boss is matched with the limit stop piece, so that the lock pin is locked when rotating 90 degrees clockwise, and unlocked when rotating 90 degrees anticlockwise.
As a further improvement of the invention, the grid screen further comprises a plurality of processors and a plurality of driving chips, the processors are installed on the data lines, the driving chips are connected in series, the driving chip positioned at the end part is connected with the processors, and the driving chips are connected with a plurality of LED lamp strips in parallel.
As a further improvement of the invention, the processor is a single chip microcomputer.
The invention has the beneficial effects that: the grille screen is simple in structure and convenient to disassemble and assemble, and the data are connected in parallel, so that the distance from the controller to the LED lamp bar can be more than 50M.
Drawings
FIG. 1 is a schematic view of an exploded structure of the present invention;
FIG. 2 is a schematic view of the LED light bar and the self-locking mechanism of the present invention assembled together;
FIG. 3 is a schematic view of the front maintenance configuration, prior to unlocking;
FIG. 4 is a schematic view of the front maintenance configuration, unlocked;
FIG. 5 is a schematic illustration of the post-maintenance configuration, prior to unlocking;
FIG. 6 is a schematic illustration of the post-maintenance configuration, unlocked;
fig. 7 is a schematic diagram of the principle of the present invention.
Detailed Description
As shown in fig. 1, the invention discloses a grille screen, which comprises a frame 100, a plurality of LED light bars 200 and self-locking mechanisms, wherein the number of the LED light bars 200 is the same as that of the LED light bars 200, each of the LED light bars 200 is provided with one of the self-locking mechanisms, and the LED light bars 200 are assembled and disassembled with the frame 100 through the self-locking mechanisms.
The frame 100 is provided with a plurality of frame locking holes 101, the self-locking mechanism comprises a cover plate 301, a spring 302, a lock pin 303 and a light bar connecting block 304, the light bar connecting block 304 is provided with a connecting block through hole 3041, the cover plate 301 is provided with a cover plate through hole 3011, the tail end of the lock pin 303 is provided with a lock pin block 3032, the LED light bar 200 is mounted on the light bar connecting block 304, the cover plate 301 is mounted on the front surface of the light bar connecting block 304, the lock pin 303 is positioned in the connecting block through hole 3041, the lock pin 303 can rotate in the connecting block through hole 3041, the lock pin block 3032 extends out of the connecting block through hole 3041, the spring 302 is positioned between the cover plate 301 and the lock pin 303, one end of the spring 302 is connected with the cover plate 301, the other end of the spring 302 is connected with the lock pin, the lock pin block 3032 can penetrate through the frame lock hole 101, when the lock pin block 3032 rotates 90 degrees, the lock pin block 3032 is clamped on the frame 100 to lock the frame 100 and the light bar connecting block 304 together, a lock pin hole 3031 is arranged at the top of the lock pin 303 and/or a lock pin block hole 30321 is arranged in the lock pin block 3032, and the position of the lock pin hole 3031 corresponds to the position of the cover plate through hole 3011.
The locking pin hole 3031 is a hexagon socket, and the locking pin block hole 30321 is a hexagon socket.
An outer limiting angle 3021 is arranged at one end of the spring 302, an inner limiting angle 3022 is arranged at the other end of the spring 302, a cover plate limiting groove is formed in the cover plate 301, and the outer limiting angle 3021 is installed in the cover plate limiting groove; a spring limiting groove 3033 is arranged at the top of the lock pin 303, and the inner limiting angle 3022 is installed in the spring limiting groove 3033.
The spring limiting groove 3033 is arranged at the edge of the cover plate through hole 3011.
The self-locking mechanism further comprises an elastic sheet 305, and the elastic sheet 305 is installed on the back of the light bar connecting block 304. The function of the spring 305 is: the LED light bar 200 and the frame 100 always have an elastic force to ensure that the LED light bar 200 is not loosened.
The back of the light bar connecting block 304 is provided with a positioning column 306, the frame 100 is provided with a frame positioning hole 102, and the positioning column 306 is embedded into the frame positioning hole 102 for positioning.
The lock pin 303 is provided with a limit boss 3034, a limit stop is arranged in the connecting block through hole 3041, and the limit boss 3034 is matched with the limit stop, so that the lock pin 303 is locked when rotating 90 degrees clockwise, and unlocked when rotating 90 degrees anticlockwise.
The self-locking mechanism of the present invention utilizes the compression force and the torsion force of the spring 302 to realize the self-locking function.
As shown in fig. 3, the number 3 allen wrench 50 is inserted into the locking pin hole 3031, and then rotated 90 degrees counterclockwise, so that the LED light bar 200 is separated from the bezel 100, as shown in fig. 4.
As shown in fig. 5, the LED light bar 200 is separated from the bezel 100 by inserting the key block hole 30321 using a No. 3 allen key 50 and then rotating it 90 degrees clockwise, as shown in fig. 6.
As shown in fig. 7, the grille screen further includes a plurality of processors 10 and a plurality of driving chips 20, wherein the plurality of processors 10 are mounted on the data lines, the plurality of driving chips 20 are connected in series, the driving chip 20 at the end is connected to the processor 10, and the plurality of LED light bars 200 are connected in parallel to the driving chip 20.
The processor 10 is a single chip microcomputer.
Each LED light bar 200 and the LED light bar 200 are transmitted in parallel. The transmission frequency is 3.0M. After the data enters the single chip microcomputer, the single chip microcomputer outputs signals to the driving chip 20 through processing. The driving chip 20 directly drives the LED light bar 200. The only product in the LED industry can use a single wire for parallel connection, and the frequency can reach 3.0M. The product can carry 1536 pixels. Due to the parallel manner of the data. The distance from the controller to the LED light bar 200 can be up to more than 50M.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims (10)

1. A grille screen, characterized in that: the LED lamp strip self-locking mechanism is characterized by comprising a frame (100), a plurality of LED lamp strips (200) and self-locking mechanisms, wherein the number of the self-locking mechanisms is equal to that of the LED lamp strips (200), one self-locking mechanism is installed on each LED lamp strip (200), and the LED lamp strips (200) are assembled and disassembled with the frame (100) through the self-locking mechanisms.
2. A grille screen as defined in claim 1 wherein: the frame (100) is provided with a plurality of frame locking holes (101), the self-locking mechanism comprises a cover plate (301), a spring (302), a locking pin (303) and a light bar connecting block (304), the light bar connecting block (304) is provided with a connecting block through hole (3041), the cover plate (301) is provided with a cover plate through hole (3011), the tail end of the locking pin (303) is provided with a locking pin block (3032), the LED light bar (200) is installed on the light bar connecting block (304), the cover plate (301) is installed on the front surface of the light bar connecting block (304), the locking pin (303) is positioned in the connecting block through hole (3041), the locking pin (303) can rotate in the connecting block through hole (3041), the locking pin block (3032) extends out of the connecting block through hole (3041), the spring (302) is positioned between the cover plate (301) and the locking pin (303), one end of the spring (302) is connected with the cover, the other end of the spring (302) is connected with the lock pin (303), the spring (302) rotates clockwise by 90 degrees and is pressed into the connecting block through hole (3041), the lock pin block (3032) can penetrate through the frame lock hole (101), when the lock pin block (3032) rotates by 90 degrees, the lock pin block (3032) is clamped on the frame (100) to lock the frame (100) and the light bar connecting block (304), the top of the lock pin (303) is provided with a lock pin hole (3031) and/or the lock pin block (3032) is provided with a lock pin block hole (30321), and the position of the lock pin hole (3031) corresponds to the position of the cover plate through hole (3011).
3. A grille screen as defined in claim 2 wherein: the lock pin hole (3031) is a hexagon socket, and the lock pin block hole (30321) is a hexagon socket.
4. A grille screen as defined in claim 2 wherein: an outer limiting angle (3021) is arranged at one end of the spring (302), an inner limiting angle (3022) is arranged at the other end of the spring (302), a cover plate limiting groove is formed in the cover plate (301), and the outer limiting angle (3021) is installed in the cover plate limiting groove; the top of the lock pin (303) is provided with a spring limiting groove (3033), and the inner limiting angle (3022) is arranged in the spring limiting groove (3033).
5. A grill screen according to claim 4, wherein: the spring limiting groove (3033) is arranged at the edge of the cover plate through hole (3011).
6. A grille screen as defined in claim 2 wherein: the self-locking mechanism further comprises an elastic sheet (305), and the elastic sheet (305) is installed on the back of the light bar connecting block (304).
7. A grille screen as defined in claim 2 wherein: the back of the light bar connecting block (304) is provided with a positioning column (306), the frame (100) is provided with a frame positioning hole (102), and the positioning column (306) is embedded into the frame positioning hole (102) for positioning.
8. A grille screen as defined in claim 2 wherein: the lock pin (303) is provided with a limiting boss (3034), a limiting blocking piece is arranged in the connecting block through hole (3041), and the limiting boss (3034) is matched with the limiting blocking piece, so that the lock pin (303) is locked when rotating clockwise by 90 degrees, and unlocked when rotating anticlockwise by 90 degrees.
9. A grille screen as claimed in any one of claims 1 to 8 wherein: the grid screen further comprises a plurality of processors (10) and a plurality of driving chips (20), the processors (10) are installed on the data line, the driving chips (20) are connected in series, the driving chips (20) located at the end portions are connected with the processors (10), and the LED light bars (200) are connected in parallel on the driving chips (20).
10. A grille screen as defined in claim 9 wherein: the processor (10) is a single chip microcomputer.
CN202010500287.XA 2020-06-04 2020-06-04 Grid screen Pending CN111540284A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010500287.XA CN111540284A (en) 2020-06-04 2020-06-04 Grid screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010500287.XA CN111540284A (en) 2020-06-04 2020-06-04 Grid screen

Publications (1)

Publication Number Publication Date
CN111540284A true CN111540284A (en) 2020-08-14

Family

ID=71980912

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010500287.XA Pending CN111540284A (en) 2020-06-04 2020-06-04 Grid screen

Country Status (1)

Country Link
CN (1) CN111540284A (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002217557A (en) * 2001-01-17 2002-08-02 Canon Inc Electronic equipment
US20050031317A1 (en) * 2003-08-07 2005-02-10 Mitsubishi Denki Kabushiki Kaisha Image reproducing device
CN201845522U (en) * 2010-08-16 2011-05-25 广州中大中鸣科技有限公司 Front maintenance type outdoor LED display module
CN201893083U (en) * 2010-09-03 2011-07-06 吴曦 LED light bar display screen
CN203362717U (en) * 2013-06-05 2013-12-25 深圳市通普科技有限公司 LED module capable of being maintained front and back
CN104265087A (en) * 2014-09-16 2015-01-07 深圳市联建光电股份有限公司 Spring lock capable of being used for maintaining LED screen from front and LED display screen
CN107731108A (en) * 2017-10-27 2018-02-23 深圳市光祥科技股份有限公司 Attachment means and LED display
CN207702057U (en) * 2017-12-27 2018-08-07 广东工业大学 A kind of LED module Fast Installation lock
CN110906284A (en) * 2019-06-25 2020-03-24 深圳市铭濠科技有限公司 Quick auto-lock buckle of LED lamp strip
CN111145661A (en) * 2020-02-12 2020-05-12 蓝硕文化科技(上海)有限公司 LED display screen module with press lock structure
CN212032578U (en) * 2020-06-04 2020-11-27 深圳市铭濠科技有限公司 Grid screen

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002217557A (en) * 2001-01-17 2002-08-02 Canon Inc Electronic equipment
US20050031317A1 (en) * 2003-08-07 2005-02-10 Mitsubishi Denki Kabushiki Kaisha Image reproducing device
CN201845522U (en) * 2010-08-16 2011-05-25 广州中大中鸣科技有限公司 Front maintenance type outdoor LED display module
CN201893083U (en) * 2010-09-03 2011-07-06 吴曦 LED light bar display screen
CN203362717U (en) * 2013-06-05 2013-12-25 深圳市通普科技有限公司 LED module capable of being maintained front and back
CN104265087A (en) * 2014-09-16 2015-01-07 深圳市联建光电股份有限公司 Spring lock capable of being used for maintaining LED screen from front and LED display screen
CN107731108A (en) * 2017-10-27 2018-02-23 深圳市光祥科技股份有限公司 Attachment means and LED display
CN207702057U (en) * 2017-12-27 2018-08-07 广东工业大学 A kind of LED module Fast Installation lock
CN110906284A (en) * 2019-06-25 2020-03-24 深圳市铭濠科技有限公司 Quick auto-lock buckle of LED lamp strip
CN111145661A (en) * 2020-02-12 2020-05-12 蓝硕文化科技(上海)有限公司 LED display screen module with press lock structure
CN212032578U (en) * 2020-06-04 2020-11-27 深圳市铭濠科技有限公司 Grid screen

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