Power box of LED display screen cabinet

Abstract

The utility model discloses a power box of an LED display screen cabinet. The power box comprises an installation box body. A first accommodating cavity is formed in the mounting box body, and an aluminum power panel is further mounted in the first accommodating cavity; a power supply connected with the aluminum power panel is mounted on the aluminum power panel; a power plug connected with the aluminum power panel is mounted on the back surface of the mounting box body; the back surface of the mounting box body is also provided with a plurality of female head connecting seats connected with the aluminum power supply board, and one side of each female head connecting seat is also connected with a protective cover plate. The heat dissipation fans are installed on the two sides of the power box, the heat dissipation through holes are formed in the top of the power box, and the dustproof nets are installed at the heat dissipation through holes and the heat dissipation fans, so that the good heat dissipation effect is guaranteed, dust can be effectively prevented from entering the power box, the temperature in the power box can be effectively reduced, the service life of a power source is prolonged, and stable operation of a display screen is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED display screen technical field especially relates to a LED display screen cabinet power box. BACKGROUND

[0002] With the continuous development of science and technology, LED display screen is more and more widely used in the field of advertisement, stage, architectural decoration etc. Flexible LED display screen gradually becomes the popular product of market because of its light, thin, bendable, foldable etc. However, the existing LED display screen cabinet power box has many inconveniences in actual use.

[0003] Traditional power box is usually installed and disassembled complicatedly, and the heat dissipation performance is poor, when running for a long time, the temperature in the power box rises, which easily leads to power failure, and affects the normal work of the display screen. At the same time, the existing power box lacks effective dustproof measures, dust accumulation can further reduce the heat dissipation efficiency, and even may cause short circuit and other safety hazards. In addition, the mobility of the traditional power box is poor, and it is not convenient to quickly deploy and adjust in different scenes, therefore, it needs to be improved. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a LED display screen cabinet power box, the both sides of the power box are equipped with heat dissipation fan, and the top is provided with heat dissipation through -hole, and the heat dissipation through -hole and heat dissipation fan are equipped with dust screen, which guarantees good heat dissipation effect, prevents dust from entering effectively, reduces the temperature in the power box effectively, prolongs the service life of power supply, and ensures the stable operation of display screen.

[0005] In order to realize the above-mentioned purpose, the following technical scheme is adopted:

[0006] A LED display screen cabinet power box, comprising a mounting box body, a first cavity is formed in the mounting box body, and an aluminum power board is further installed in the first cavity, a power supply connected with the aluminum power board is installed on the aluminum power board, a power plug connected with the aluminum power board is installed on the back of the mounting box body, a plurality of female connector seats connected with the aluminum power board are further installed on the back of the mounting box body, and a protection cover plate is connected to one side of each female connector seat, a first fuse connected with the power plug is further installed in a first fuse holder installed on the back of the mounting box body, a plurality of second fuse holders are further installed on the back of the mounting box body, each second fuse holder is arranged above a female connector seat, and a second fuse connected with the female connector seat is further installed in each second fuse holder, a voltmeter and a power switch connected with the aluminum power board are further installed on the back of the mounting box body, heat dissipation fans are installed on both sides of the mounting box body, and a heat dissipation through -hole is further formed in the top of the mounting box body, a first dust screen is further installed on the inner wall of the top of the mounting box body corresponding to the heat dissipation through -hole.

[0007] Further, the aluminum power panel is outwardly extended with a first connecting lug on each side, and the first connecting lug is used for mounting a screw to lock and fix the aluminum power panel; the top of the aluminum power panel is further provided with a fixing bolt, and the two ends of the power supply are provided with a positioning clamping hole corresponding to the fixing bolt.

[0008] Further, the two side outer walls of the mounting box are further provided with a ventilation hole corresponding to the heat dissipation fan.

[0009] Further, the two side inner walls of the mounting box are further provided with a second dust screen, and the heat dissipation fan is mounted on the second dust screen.

[0010] Further, the front of the mounting box is further connected with a panel, and one pull handle is mounted on each end of one side of the panel.

[0011] Further, the two sides of the mounting box are connected with a connecting plate away from the panel, and one end of the connecting plate is outwardly extended away from the mounting box; and the connecting plate is further provided with a fixing hole.

[0012] Further, the bottom of the mounting box is provided with a foot pad at each corner.

[0013] Further, the power supply cabinet is further provided with a first cavity with openings at both ends, and a plurality of bearing plates are further arranged in the height direction of the first cavity; the mounting box is arranged on the bearing plate; and a wheel is mounted at each corner of the bottom of the power supply cabinet.

[0014] The beneficial effects of the present application are as follows:

[0015] The power supply box of the present application is provided with a heat dissipation fan on each side, and a heat dissipation hole is provided on the top, and a dust screen is mounted on the heat dissipation hole and the heat dissipation fan, which not only ensures good heat dissipation effect, but also effectively prevents dust from entering, effectively reduces the internal temperature of the power supply box, prolongs the service life of the power supply, ensures the stable operation of the display screen, and at the same time, the power supply cabinet is provided, which is convenient for quick movement and deployment in different scenes, and has strong versatility. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the present application;

[0017] Figure 2 It is Figure 1 It is a structural schematic diagram of another perspective;

[0018] Figure 3 It is a structural schematic diagram of the present application without a top shell;

[0019] Figure 4 It is the structure schematic view of the top shell of the installation box body of the utility model;

[0020] Figure 5 It is the front view of the power supply cabinet of the utility model;

[0021] Among them, the drawing mark explanation is:

[0022] 1, installation box body;2, aluminum power supply board;3, power supply;4, power supply cabinet;21, first connecting lug;22, fixed bolt;11, power plug;12, female connector seat;13, protective cover plate;14, first fuse seat;15, second fuse seat;16, voltmeter;17, power switch;18, cooling fan;19, cooling through hole;101, first dust screen;102, second dust screen;103, panel;104, pull handle;105, connecting plate;106, foot pad. Specific implementation

[0023] The utility model is in brief introduced in connection with the drawings and specific embodiment.

[0024] Referring to Figures 1 to 5 The utility model provides a kind of LED display screen cabinet power supply box, in an embodiment, including installation box body 1;First cavity is opened in the installation box body 1, and first cavity is also installed with aluminum power supply board 2 in it;Power supply 3 is installed on aluminum power supply board 2 and is connected with aluminum power supply board 2;The back of installation box body 1 is installed with power plug 11 connected with aluminum power supply board 2;The back of installation box body 1 is also installed with several female connector seats 12 connected with aluminum power supply board 2, and the side of each female connector seat 12 is also connected with one protective cover plate 13 respectively;The back of installation box body 1 is also installed with first fuse seat 14, and first fuse seat 14 is installed with first fuse connected with power plug 11 in it;The back of installation box body 1 is also installed with several second fuse seats 15, each second fuse seat 15 is arranged above one female connector seat 12, and second fuse is also installed in each second fuse seat 15 and is connected with female connector seat 12 in series;The back of installation box body 1 is also installed with voltmeter 16 and power switch 17 connected with aluminum power supply board 2;Cooling fan 18 is installed on the both sides of installation box body 1, and cooling through hole 19 is also opened in the top of installation box body 1;First dust screen 101 is also installed in the top inner wall of installation box body 1 and cooling through hole 19 corresponding place.

[0025] Continue to refer to Figures 1 to 5As shown, in this embodiment, the number of aluminum power panels 2 is provided with two, and each aluminum power panel 2 is provided with a power supply 3; the back of the mounting box 1 is provided with a power plug 11 for connecting to the mains, and the bottom of the power plug 11 is also connected with a sealing cover, which can cover the power plug 11 when not in use, to avoid entering dust, and at the same time, to improve the safety of use, the power plug 11 is also connected with a first fuse; the back of the mounting box 1 is provided with four female connector seats 12, which are used to connect with the display screen, and to improve the safety of the display screen, each female connector seat 12 is also connected with a second fuse, and at the same time, the female connector seat 12 is also connected with a protective cover plate 13 on one side, which can cover the female connector seat 12 when not in use, to avoid entering dust, and in addition, the back of the mounting box 1 is also provided with a voltmeter 16 for real-time display of power voltage, to improve the safety of the whole use, and the power box can be installed on all standard cabinets on the market, such as standard 2U cabinet, etc., plug and play, power supply can be replaced directly, good heat dissipation, convenient wiring, can prevent short circuit and fire, high safety.

[0026] In an embodiment, the two side walls of the mounting box 1 correspond to the positions of the cooling fans 18 and are also provided with ventilation holes; the two side walls of the mounting box 1 are also provided with second dustproof nets 102, and the cooling fans 18 are installed on the second dustproof nets 102. The power box is provided with cooling fans 18 on both sides, and is provided with cooling holes 19 on the top, and is also provided with dustproof nets at the positions of the cooling holes 19 and the cooling fans 18, which can not only ensure good cooling effect, but also effectively prevent dust from entering, can effectively reduce the temperature inside the power box, prolong the service life of the power supply, and ensure the stable operation of the display screen.

[0027] In an embodiment, the two sides of the aluminum power panel 2 extend outwardly and are provided with first connecting ears 21, which are used to install screws to lock and fix the aluminum power panel 2; the top of the aluminum power panel 2 is also provided with a fixing bolt 22, and the two ends of the power supply 3 are also provided with positioning clamping holes corresponding to the positions of the fixing bolt 22. The power supply 3 can be quickly positioned and installed through the positioning clamping holes and the fixing bolt 22, and the first cavity is also provided with a limiting pressing strip, the middle part of the limiting pressing strip is pressed on the power supply 3, the two ends of the limiting pressing strip are connected with a limiting vertical plate, and the two limiting vertical plates are attached to one side of the power supply 3; the bottom of each limiting vertical plate is also connected with a locking horizontal plate, and one end of the locking horizontal plate extends away from the power supply 3; the locking horizontal plate is also provided with a screw hole, which is used to install a screw to lock the limiting pressing strip to the bottom inner wall of the mounting box 1, and the middle part of the limiting pressing strip can press and limit the power supply 3, to ensure the stability of the installation.

[0028] In an embodiment, the front face of the mounting box 1 is further connected with a panel 103, and one pull handle 104 is arranged at each end of one side of the panel 103. The pull handle 104 is arranged to facilitate the carrying and moving of the mounting box 1. In addition, one connecting plate 105 is connected to each end of the mounting box 1 away from the panel 103, and one end of the connecting plate 105 extends outwardly away from the mounting box 1. A fixing hole is further arranged at one end of the connecting plate 105. A screw can be locked in the fixing hole to lock the power box to the outside. In addition, in order to ensure the stability of the power box, one foot pad 106 is arranged at each corner of the bottom of the mounting box 1.

[0029] In an embodiment, the power supply cabinet 4 is further arranged. The power supply cabinet 4 is provided with a first cavity with openings at both ends, and a plurality of bearing plates are arranged in the first cavity in the height direction. The mounting box 1 is arranged on the bearing plate. One foot wheel is arranged at each corner of the bottom of the power supply cabinet 4. The power box can be provided with a plurality of power boxes, and each power box is arranged on a bearing plate. The power supply cabinet 4 can be used to supply power to a plurality of display screens. In addition, the power supply cabinet 4 can be used to quickly move and deploy in different scenes, and has high versatility.

[0030] In addition, according to the above embodiments, the flexible LED can be used in the display screen connected by the existing connecting steel mesh. The application does not limit this. In a preferred embodiment, the connecting steel mesh is made of 65Mn spring steel. This material can effectively resist external force and reduce deformation caused by collision or extrusion while ensuring the structural strength of the display screen, and has high practicability.

[0031] The above is only a preferred embodiment of the application, and is not used to limit the application. Any modification, equivalent replacement and improvement within the spirit and principle of the application should be included in the protection scope of the application.

Claims

1. An LED display screen cabinet power box, characterized in that, The utility model provides an aluminum power supply board installation box, which comprises a mounting box, a first cavity is formed in the mounting box, an aluminum power supply board is installed in the first cavity, a power supply is installed on the aluminum power supply board and connected with the aluminum power supply board, a power plug is installed on the back of the mounting box and connected with the aluminum power supply board, a plurality of female connector seats are installed on the back of the mounting box and connected with the aluminum power supply board, one protective cover is connected to one side of each female connector seat, a first fuse seat is installed on the back of the mounting box, a first fuse is installed in the first fuse seat and connected with the power plug, a plurality of second fuse seats are installed on the back of the mounting box, each second fuse seat is arranged above a female connector seat, a second fuse is installed in each second fuse seat and connected with the female connector seat in series, a voltmeter and a power switch are installed on the back of the mounting box and connected with the aluminum power supply board, heat dissipation fans are installed on the two sides of the mounting box, a heat dissipation hole is formed in the top of the mounting box, and a first dustproof net is installed on the inner wall of the top of the mounting box and corresponds to the heat dissipation hole.

2. The LED display screen cabinet power box of claim 1, wherein, First connecting lugs are arranged on the two sides of the aluminum power supply board and extend outward, the first connecting lugs are used for mounting screws to lock and fix the aluminum power supply board, fixed bolts are arranged at the two ends of the top of the aluminum power supply board, and positioning clamping holes are formed in the two ends of the power supply and correspond to the fixed bolts.

3. The LED display screen cabinet power box of claim 1, wherein, Ventilation holes are formed in the outer walls of the two sides of the mounting box and correspond to the heat dissipation fans.

4. The LED display screen cabinet power box of claim 3, characterized in that, Second dustproof nets are installed on the inner walls of the two sides of the mounting box, and the heat dissipation fans are installed on the second dustproof nets.

5. The LED display screen cabinet power box of claim 1, wherein, A panel is connected to the front of the mounting box, and a pull handle is installed on one side of the panel and at each end.

6. The LED display screen cabinet power box of claim 5, wherein, A connecting plate is connected to each end of the two sides of the mounting box away from the panel, one end of the connecting plate extends outward away from the mounting box, and a fixing hole is formed in one end of the connecting plate.

7. The LED display screen cabinet power box according to claim 1, characterized in that, A foot pad is installed at each corner of the bottom of the mounting box.

8. The LED display screen cabinet power box according to any one of claims 1 to 7, characterized in that, The utility model also provides a power supply cabinet, the power supply cabinet comprises a first cavity with openings at the two ends, a plurality of bearing plates are arranged in the first cavity in the height direction and are spaced apart, the mounting box is arranged on the bearing plates, and a wheel is installed at each corner of the bottom of the power supply cabinet.

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