CN215450752U

CN215450752U - LED display screen with convenient detachable back lid covers wiring

Info

Publication number: CN215450752U
Application number: CN202122067789.0U
Authority: CN
Inventors: 周国华; 郭艺伟
Original assignee: Fujian Qiangli Photoelectricity Co Ltd
Current assignee: Fujian Qiangli Photoelectricity Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-07
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to an LED display screen with a conveniently detachable rear cover covering wiring, which comprises a shell, an LED light-emitting module, a circuit board and a bottom cover, wherein the shell comprises an upper shell and a lower shell, a first mounting hole is arranged at the corner of the upper shell, a second mounting hole is arranged at the corner of the lower shell, a mounting bolt is arranged in the first mounting hole and the second mounting hole for connection, through grooves are arranged on the upper shell and the lower shell, a first clamping groove is arranged at the inner side of the through groove of the upper shell, a second clamping groove is arranged at the inner side of the through groove of the lower shell, the circuit board and the LED light-emitting module can be rapidly detached by arranging the first clamping groove and the second clamping groove and matching with a core board, a second pressing board and an adjusting groove on the circuit board, the bottom cover is connected with the through groove of the lower shell through the mounting bolt, and the first clamping groove, the second clamping groove and a sliding cover are connected with the bottom cover edge in a sliding way, the bottom cover is convenient to disassemble.

Description

LED display screen with convenient detachable back lid covers wiring

Technical Field

The utility model relates to the technical field of LED display, in particular to an LED display screen with a convenient detachable rear cover covering wiring.

Background

The LED lamp gradually enters the visual field of people with the advantages of directional light emission, low power consumption, good driving characteristic, high response speed, high shock resistance, long service life, environmental protection and the like, and becomes a new generation of energy-saving light source which has the advantage of replacing the traditional light source in the world.

The LED lamp source module is one of the key parts of the LED lamp, and the LED lamp source module is generally provided with a plurality of LED light-emitting modules which are connected in parallel through welded wires, the wires and the LED light-emitting modules are required to be welded one by one in the assembling process in the mode, the operation is complex, the wiring ports are exposed outside, dust easily enters the wiring ports, the wiring ports are not convenient to store, the existing LED lamp source module assembling structure is relatively complex, and the LED lamp source module is also inconvenient to disassemble and maintain.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the LED display screen which is convenient to disassemble and has a hidden wiring port and a convenient detachable rear cover for covering the wiring.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: an LED display screen with a convenient detachable rear cover covering wiring comprises a shell, an LED light-emitting module, a circuit board and a bottom cover, wherein the shell comprises an upper shell and a lower shell, a first mounting hole is formed in the corner of the upper shell, a second mounting hole is formed in the corner of the lower shell, mounting bolts are arranged in the first mounting hole and the second mounting hole to be connected, through grooves are formed in the upper shell and the lower shell, a first clamping groove is formed in the inner side of the through groove of the upper shell, a second clamping groove is formed in the inner side of the through groove of the lower shell, first pressing plates are arranged in the first clamping groove and the second clamping groove, a first pressing block is arranged on the outer side of the first clamping groove, a second pressing block is arranged on the outer side of the second clamping groove, a first pressing spring is arranged between the two ends of the first pressing block and the second pressing block and the first pressing plate to be connected, and a core board is arranged on the LED light-emitting module, the two sides of the core board and the circuit board are provided with an adjusting groove and clamping boards, a plurality of second pressing springs are arranged in the clamping grooves, the second pressing springs are connected with the clamping boards, the LED light-emitting module is connected with the first clamping groove through the clamping boards, the circuit board is connected with the second clamping groove through the clamping boards, a plurality of conductors are arranged on the top surface of the circuit board, a plurality of electrical terminals are arranged on the back surface of the circuit board and are positioned at the two ends of the conductors, the core board is connected with the conductors, the bottom cover comprises a bottom cover edge, a first bottom cover, a second bottom cover, a third bottom cover and a sliding cover, the two bottom cover edges are arranged at the two sides of the first bottom cover and the second bottom cover, the sliding cover is positioned between the first bottom cover and the second bottom cover, the two sliding covers are symmetrically arranged and are positioned below the first bottom cover and the second bottom cover, the third bottom cover is positioned below the sliding cover and connected with the side edges of the first bottom cover and the second bottom cover, the first bottom cover, the second bottom cover, the sliding cover and the bottom cover edge are in sliding connection, a pressing groove is formed in the sliding cover, two ends of the bottom cover edge are connected with the lower shell through mounting bolts, and a plurality of wiring ports are formed in the first bottom cover and the second bottom cover and correspond to the electric terminals on the circuit board.

In order to improve the use effect of the LED light-emitting module, the utility model improves that the LED light-emitting module is composed of a plurality of LED light-emitting units.

In order to protect the LED light-emitting module, the utility model is improved in that two sides of the top of the upper shell are provided with convex blocks, the convex blocks are provided with first sliding grooves, and a top cover is arranged between the first sliding grooves.

In order to facilitate installation, the utility model is improved in that installation blocks are arranged on two sides of the lower shell, a second sliding groove is formed in each installation block, an installation clamping plate is arranged in each second sliding groove, a fixing hole is formed in each second sliding groove, a fixing bolt is arranged in each fixing hole and penetrates through the installation clamping plate, and a limiting hole is further formed in each installation clamping plate.

In order to improve the strength of the shell, the utility model improves that the shell and the bottom cover are made of galvanized steel.

In order not to influence the lighting effect of the LED light-emitting module, the utility model has the improvement that the top cover is made of transparent acrylic material.

(III) advantageous effects

Compared with the prior art, the utility model provides the LED display screen with the convenient detachable rear cover covering wiring, which has the following beneficial effects:

this LED display screen with convenient detachable back lid covers wiring through setting up first draw-in groove and second draw-in groove and with the cardboard on core and the circuit board, the second is pressed clamp plate and adjustment tank cooperation, make circuit board and LED light emitting module can accomplish quick dismantlement, the bottom limit is connected through the through groove of construction bolt and inferior valve, first bottom, second bottom and sliding closure and bottom limit sliding connection, made things convenient for and dismantled the bottom, when not using cover the sliding closure to first bottom and the inboard promotion of second bottom cover the port of working a telephone switchboard, and realize covering of bottom to the lower cover through the third bottom, and make the back lid more convenient to detach, and realize the effect of covering of the port of working a telephone switchboard.

Drawings

FIG. 1 is a schematic view of the upper housing of the present invention;

FIG. 2 is a schematic view of the lower shell of the present invention;

FIG. 3 is a top view of the upper housing of the present invention;

FIG. 4 is a top view of the lower housing of the present invention;

FIG. 5 is a cross-sectional view of the lower shell and upper shell of the present invention;

FIG. 6 is a bottom view of the lower housing of the present invention;

FIG. 7 is a schematic diagram of a core board and a circuit board according to the present invention;

FIG. 8 is a bottom view of the present invention;

in the figure: 1. an upper shell; 2. a core board; 3. an LED light emitting module; 4. a first mounting hole; 5. a bump; 6. an LED unit; 7. a first card slot; 8. a first chute; 9. a first pressing block; 10. a lower case; 11. a second mounting hole; 12. a second card slot; 13. a second pressing block; 14. mounting blocks; 15. a second chute; 16. a first pressing plate; 17. a first pressing spring; 18. clamping a plate; 19. an adjustment groove; 20. a circuit board; 21. mounting a clamping plate; 22. a bottom cover edge; 23. a first bottom cover; 24. a second bottom cover; 25. a wiring port; 26. a sliding cover; 27. pressing a groove; 28. a third bottom cover; 29. a conductor;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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. 1-8, the present invention is an LED display screen with a convenient detachable rear cover covering connection wire, including a housing, an LED light emitting module 3, a circuit board 20 and a bottom cover, where the housing includes an upper housing 1 and a lower housing 10, a first mounting hole 4 is disposed at a corner of the upper housing 1, a second mounting hole 11 is disposed at a corner of the lower housing 10, a mounting bolt is disposed in the first mounting hole 4 and the second mounting hole 11, through grooves are disposed on the upper housing 1 and the lower housing 10, a first clamping groove 7 is disposed at an inner side of the through groove of the upper housing 1, a second clamping groove 12 is disposed at an inner side of the through groove of the lower housing 10, a first pressing plate 16 is disposed in the first clamping groove 7 and the second clamping groove 12, a first pressing block 9 is disposed at an outer side of the first clamping groove 7, a second pressing block 13 is disposed at an outer side of the second clamping groove 12, and a first pressing spring 17 is disposed between two ends of the first pressing block 9 and the second pressing plate 13 The LED light-emitting module is provided with a core plate 2, two sides of the core plate 2 and the circuit board 20 are provided with an adjusting groove 19 and a plurality of clamping plates 18, a second pressing spring is arranged in each clamping groove and is connected with the clamping plates 18, the LED light-emitting module is connected with a first clamping groove 7 through the clamping plates 18, the circuit board 20 is connected with a second clamping groove 12 through the clamping plates 18, the top surface of the circuit board 20 is provided with a plurality of conductors 29, the back surface of the circuit board is provided with a plurality of electric terminals which are positioned at two ends of the conductors 29, the core plate 2 is connected with the conductors 29, the bottom cover comprises a bottom cover edge 22, a first bottom cover 23, a second bottom cover 24, a third bottom cover 28 and a sliding cover 26, the bottom cover edge 22 is provided with two electric terminals which are positioned at two sides of the first bottom cover 23 and the second bottom cover 24, the sliding cover 26 is positioned between the first bottom cover 23 and the second bottom cover 24, the two symmetrical sliding covers 26 are located below the first bottom cover 23 and the second bottom cover 24, the third bottom cover 28 is located below the sliding cover 26 and connected to the side edges of the first bottom cover 23 and the second bottom cover 24, the first bottom cover 23, the second bottom cover 24, the sliding cover 26 and the bottom cover edge 22 are in sliding connection, a pressing groove 27 is formed in the sliding cover 26, two ends of the bottom cover edge 22 are connected to the lower shell 10 through mounting bolts, and a plurality of wiring ports 25 are formed in the first bottom cover 23 and the second bottom cover 24 and correspond to electrical terminals on the circuit board 20.

In order to protect the LED light-emitting module, the utility model is improved in that two sides of the top of the upper shell 1 are provided with convex blocks 5, the convex blocks 5 are provided with first sliding grooves 8, and a top cover is arranged between the first sliding grooves 8.

In order to facilitate installation, the utility model is improved in that installation blocks 14 are arranged on two sides of the lower shell 10, a second sliding groove 15 is arranged on each installation block 14, an installation clamping plate 21 is arranged in each second sliding groove 15, a fixing hole is arranged on each second sliding groove 15, a fixing bolt is arranged in each fixing hole and penetrates through the installation clamping plate 21, and a limiting hole is further formed in each installation clamping plate 21.

In order not to affect the lighting effect of the LED light-emitting module 3, the utility model has the improvement that the top cover is made of transparent acrylic material

To sum up, the LED display screen with the convenient and detachable rear cover covering wiring is characterized in that when in use, the circuit board 20 and the LED light-emitting module 3 can be rapidly detached by arranging the first clamping groove 7 and the second clamping groove 12 and matching with the core board 2 and the clamping board 18, the second pressing board and the adjusting groove 19 on the circuit board 20, the bottom cover edge 22 is connected with the through groove of the lower cover 10 through the mounting bolt, the first bottom cover 23, the second bottom cover 24 and the sliding cover are slidably connected with the bottom cover edge 22, the bottom cover is convenient to detach, when not in use, the sliding cover 26 is pushed towards the inner sides of the first bottom cover 23 and the second bottom cover 24 to cover the wiring port 25, the wiring port 25 is prevented from entering dust and affecting use, the bottom cover is covered on the lower cover through the third bottom cover 28, the rear cover is more convenient to detach, the covering effect on the wiring port 25 is realized, the shell is divided into the upper shell 1 and the lower shell 10 and connected through the mounting bolt, the LED light-emitting module is more convenient to disassemble, and the LED light-emitting module 3 is composed of the plurality of LED units 6, so that the maintenance cost is reduced when the LED light-emitting module is maintained.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The LED display screen with the convenient detachable rear cover covering wiring is characterized by comprising a shell, an LED light-emitting module (3), a circuit board (20) and a bottom cover, wherein the shell comprises an upper shell (1) and a lower shell (10), a first mounting hole (4) is formed in the corner of the upper shell (1), a second mounting hole (11) is formed in the corner of the lower shell (10), a mounting bolt is arranged in the first mounting hole (4) and the second mounting hole (11) to be connected, through grooves are formed in the upper shell (1) and the lower shell (10), a first clamping groove (7) is formed in the inner side of the through groove of the upper shell (1), a second clamping groove (12) is formed in the inner side of the through groove of the lower shell (10), a first pressing plate (16) is arranged in the first clamping groove (7) and the second clamping groove (12), a first pressing block (9) is arranged on the outer side of the first clamping groove (7), a second pressing block (13) is arranged on the outer side of the second clamping groove (12), a first pressing spring (17) is arranged between the two ends of the first pressing block (9) and the second pressing block (13) and the first pressing plate (16) to be connected, a core plate (2) is arranged on the LED light-emitting module, adjusting grooves (19) and clamping plates (18) are arranged on the two sides of the core plate (2) and the circuit board (20), a plurality of second pressing springs are arranged in the clamping grooves and connected with the clamping plates (18), the LED light-emitting module is connected with the first clamping groove (7) through the clamping plates (18), the circuit board (20) is connected with the second clamping groove (12) through the clamping plates (18), a plurality of conductors (29) are arranged on the top surface of the circuit board (20), electric terminals are arranged on the back surface of the circuit board and are located at the two ends of the conductors (29), the electrical terminals are provided with a plurality of electrical terminals, the core board (2) is connected with a conductor (29), the bottom cover comprises a bottom cover edge (22), a first bottom cover (23), a second bottom cover (24), a third bottom cover (28) and a sliding cover (26), the bottom cover edge (22) is provided with two edges and is positioned at two sides of the first bottom cover (23) and the second bottom cover (24), the sliding cover (26) is positioned between the first bottom cover (23) and the second bottom cover (24), the sliding cover (26) is symmetrically provided with two edges and is positioned below the first bottom cover (23) and the second bottom cover (24), the third bottom cover (28) is positioned below the sliding cover (26) and is connected with the side edges of the first bottom cover (23) and the second bottom cover (24), the first bottom cover (23), the second bottom cover (24) and the sliding cover (26) are in sliding connection with the bottom cover edge (22), and a pressing groove (27) is arranged on the sliding cover (26), the two ends of the bottom cover edge (22) are connected with the lower shell (10) through mounting bolts, and a plurality of wiring ports (25) are arranged on the first bottom cover (23) and the second bottom cover (24) and correspond to the electric terminals on the circuit board (20).

2. The LED display screen with the convenient and detachable rear cover covering wiring as claimed in claim 1, wherein the LED light emitting module is composed of a plurality of LED light emitting units.

3. The LED display screen with the convenient and detachable rear cover covering wiring function according to claim 1, wherein two sides of the top of the upper shell (1) are provided with bumps (5), the bumps (5) are provided with first sliding grooves (8), and a top cover is arranged between the first sliding grooves (8).

4. The LED display screen with the convenient and detachable rear cover covering wiring function according to claim 1, wherein mounting blocks (14) are arranged on two sides of the lower casing (10), second sliding grooves (15) are formed in the mounting blocks (14), mounting clamping plates (21) are arranged in the second sliding grooves (15), fixing holes are formed in the second sliding grooves (15), fixing bolts are arranged in the fixing holes and penetrate through the mounting clamping plates (21), and limiting holes are further formed in the mounting clamping plates (21).

5. The LED display screen with the convenient and detachable rear cover covering wiring as claimed in claim 1, wherein the layer material of the shell and the bottom cover is galvanized steel.

6. The LED display screen with the convenient and detachable rear cover covering wiring of claim 3, wherein the top cover is made of transparent acrylic material.