CN219372721U

CN219372721U - Power supply module for LED screen display

Info

Publication number: CN219372721U
Application number: CN202320180074.2U
Authority: CN
Inventors: 项晗; 鹿松平; 张彩堂; 姚林生
Original assignee: Zhengzhou Muhe Electronic Products Co ltd
Current assignee: Zhengzhou Muhe Electronic Products Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-07-18
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a power supply module for LED screen display, belonging to the technical field of power supply equipment; the power supply module for the LED screen display comprises a shell, wherein a power supply circuit board is arranged in the shell, an IC chip, a filter capacitor, a transformer, a magnetic ring and a radiator fan are arranged on the power supply circuit board, a wiring seat is arranged on one side of the shell, a wiring panel is arranged on the side face of the wiring seat, a plug-in wiring hole is formed in the wiring panel, the wiring panel is electrically connected with the power supply circuit board, and the wiring seat is rotatably arranged on the shell; the utility model has the advantages of being convenient for replacing the power line in the use process of the LED screen and saving the operation space.

Description

Power supply module for LED screen display

Technical Field

The utility model relates to the technical field of power supply equipment, in particular to a power supply module for LED screen display.

Background

The existing indoor and outdoor LED screen is a display screen with a preset specification formed by splicing a plurality of LED unit plates. During assembly, a plurality of (typically 6-10) LED unit boards share one power supply module for supplying power, each LED unit board is independently connected with the power supply module for supplying power, and meanwhile, the power supply module also needs to supply power for a control card, and the whole LED screen is controlled through the control card. Therefore, when the single LED unit board fails, the single LED unit board can be independently replaced, so that the use cost is effectively reduced, and the LED unit board is popular.

However, in the power module used by the LED screen in the prior art, the interface panel is more on the side, for example, in the chinese patent application No. 201420429144.4, the LED display screen and the power module thereof are provided, in this scheme, the power module is laterally wired, and the wiring screw is screwed from the back, so that the situation that the power line is protruded backwards after the power module is wired can be effectively reduced, thereby reducing the thickness of the whole LED screen, enabling the LED screen to be closer to the wall surface during installation, increasing stability, and being more attractive. However, when the power line of the LED unit board or the LED unit board is replaced, and the power line and the power module are required to be reconnected, the whole LED screen is installed in place, so that the distance between the power module on the back of the LED screen and the wall surface is smaller, the wiring is conducted from the side surface, the screws are screwed from the back, the operation space is small, the operation difficulty is large, and time and labor are wasted.

Disclosure of Invention

The utility model aims to solve the problems of small wiring space and high operation difficulty of a power supply module for LED screen display in the prior art during maintenance.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a power module for LED screen display, includes the shell, the inside of shell is provided with power circuit board, be provided with IC chip, filter capacitor, transformer, magnetic ring and radiator fan on the power circuit board, one side of shell is provided with the wiring seat, the side of wiring seat is provided with the wiring panel, be provided with plug-in type wiring hole on the wiring panel, electric connection between wiring panel and the power circuit board, the wiring seat is rotated and is installed on the shell.

Further, the side surface of the wire holder is in a sector shape, and the central angle of the sector is 90 degrees.

Further, a fan-shaped groove corresponding to the wire holder is formed in the shell, pin shafts are arranged at two ends of the wire holder, and the wire holder is rotatably installed in the fan-shaped groove through the pin shafts.

Further, a wiring groove is formed in one side, far away from the wiring panel, of the wiring seat, and wiring between the wiring panel and the power circuit board is located in the wiring groove.

Further, damping protrusions are arranged on the periphery of the pin shaft, and damping grooves corresponding to the damping protrusions are arranged on the inner walls of the fan-shaped grooves.

Further, a cover plate is arranged at the rear of the wire holder and is rotatably mounted on the shell.

Further, the surface of the shell is provided with heat dissipation holes.

Compared with the prior art, the utility model provides the power supply module for the LED screen display, which has the following beneficial effects:

according to the power supply module for the LED screen display, the wiring seat is rotatably arranged on the shell, the wiring panel faces to the side face or the rear face of the shell through rotating the wiring seat, when wiring is needed, the wiring seat is rotated to enable the wiring panel to face to the rear face, wiring is facilitated, after wiring is completed, the wiring seat is rotated to enable the wiring panel to face to the side face, the space between the power supply module and a wall is saved, the plug-in type wiring hole is prevented from being fixed by a screw driver, the operation space is saved, and the installation is convenient.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows; and will be apparent to those skilled in the art in part based upon a review of the following; alternatively, the teachings may be directed to practice of the present utility model.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a schematic view of a wire holder according to the present utility model.

In the figure:

1. a housing; 2. a cover plate; 3. a wire holder; 4. a heat radiation hole; 5. a pin shaft; 6. a wiring panel; 7. wiring grooves; 8. damping protrusion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-2, the power module for LED screen display of the present utility model includes a housing 1, a power circuit board is disposed in the housing 1, an IC chip, a filter capacitor, a transformer, a magnetic ring and a cooling fan are disposed on the power circuit board, a cooling hole 4 is disposed on the surface of the housing 1, and heat discharged from the cooling fan and other components is discharged from the housing 1 through the cooling hole 4;

a wiring seat 3 is arranged on one side of the shell 1, a wiring panel 6 is arranged on the side face of the wiring seat 3, plug-in type wiring holes are formed in the wiring panel 6, a power line between the LED unit board and the wiring holes is fixedly connected with the wiring holes through plug-in buckles, the wiring panel 6 is electrically connected with the power circuit board, the wiring seat 3 is rotatably arranged on the shell 1, and the wiring seat 3 is rotated to enable the wiring panel 6 to face different directions for installation or disconnection;

the rear of the wire holder 3 is provided with a cover plate 2, as shown in fig. 1, the cover plate 2 is rotatably mounted on the housing 1, the cover plate 2 is covered on the wire holder 3, when the wire holder 3 is not used, the wire holder 3 is rotated to enable the wire connection panel 6 to face backward, and then the cover plate 2 is covered to introduce dust into the wire connection panel 6.

The side of the wire holder 3 is in a fan shape, and the central angle of the fan shape is 90 degrees, so that after the wire holder 3 rotates, the wire connection panel 6 can be opposite to the side or the back of the shell 1, and the wire connection is facilitated.

The fan-shaped groove (not shown in the figure) corresponding to the wire holder 3 is formed in the shell 1, the pin shafts 5 are arranged at two ends of the wire holder 3, the wire holder 3 is rotatably arranged in the fan-shaped groove through the pin shafts 5, the wire holder 3 is arranged in the fan-shaped groove, and the wire holder 3 is prevented from protruding to the outside of the shell 1.

The wiring groove 7 has been seted up to the one side of keeping away from wiring panel 6 on the connection terminal 3, and the wiring between wiring panel 6 and the power circuit board is located wiring groove 7, as shown in fig. 2, and when connection terminal 3 rotated, the wiring between wiring panel 6 and the power circuit board was located wiring groove 7 all the time, avoids the wiring to stop the rotation of connection terminal 3.

Damping bulges 8 are arranged around the pin shaft 5, damping grooves corresponding to the damping bulges 8 are formed in the inner walls of the fan-shaped grooves, when the wire holder 3 is rotated, the damping bulges 8 enter the damping grooves at different positions to form a pause feeling, the wire holder 3 is prevented from freely rotating in the fan-shaped grooves, and the wire connection is facilitated.

Working principle: when the LED screen is assembled, the cover plate 2 is opened, the wiring seat 3 is rotated, the wiring panel 6 faces to the rear, generally, when wiring, a worker places the power supply module on the workbench or the LED unit board, namely, when the wiring panel 6 faces to the upper direction, meanwhile, the worker faces to the worker, the worker connects and inserts the power supply into the wiring hole, and after the power supply wires of a plurality of LED unit boards are connected to the wiring panel 6, the wiring seat 3 is rotated again, so that the wiring panel 6 faces to the side face of the shell 1;

when the maintenance is needed, when the wiring seat 3 is rotated, the wiring panel 6 is enabled to face to the rear again, the distance between the wiring panel 6 and the wall is not increased, a screwdriver is not needed, the operation is easy in a narrow space, after wiring is completed, the wiring panel 6 faces to the side, and power lines are prevented from being bent.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. The utility model provides a power module for LED screen display, includes shell (1), the inside of shell (1) is provided with power circuit board, be provided with IC chip, filter capacitor, transformer, magnetic ring and radiator fan on the power circuit board, a serial communication port, one side of shell (1) is provided with wiring seat (3), the side of wiring seat (3) is provided with wiring panel (6), be provided with plug-in type wiring hole on wiring panel (6), electric connection between wiring panel (6) and the power circuit board, wiring seat (3) rotate and install on shell (1).

2. The power module for displaying the LED screen according to claim 1, wherein the side surface of the wire holder (3) is in a sector shape, and the central angle of the sector is 90 degrees.

3. The power module for the LED screen display according to claim 2, wherein a fan-shaped groove corresponding to the wire holder (3) is formed in the shell (1), pin shafts (5) are arranged at two ends of the wire holder (3), and the wire holder (3) is rotatably installed in the fan-shaped groove through the pin shafts (5).

4. A power module for LED screen display according to claim 3, wherein a wiring groove (7) is formed on one side of the wiring base (3) far away from the wiring panel (6), and the wiring between the wiring panel (6) and the power circuit board is located in the wiring groove (7).

5. The power module for LED screen display according to claim 3, wherein damping protrusions (8) are arranged on the periphery of the pin shaft (5), and damping grooves corresponding to the damping protrusions (8) are formed in the inner walls of the fan-shaped grooves.

6. The power module for the display of the LED screen according to claim 1, wherein a cover plate (2) is arranged at the rear of the wire holder (3), and the cover plate (2) is rotatably arranged on the housing (1).

7. The power module for the display of the LED screen according to claim 1, wherein the surface of the housing (1) is provided with a heat dissipation hole (4).