CN219202662U - Control box of LED display device and LED display device - Google Patents

Abstract

The utility model provides a control box of an LED display device and the LED display device, wherein the control box of the LED display device comprises: the box body is internally provided with a cavity, a box opening is formed in the front side or the rear side of the box body, and a first port is formed in the first end of the box body; the control assembly is arranged in the cavity; the box cover is arranged at the box opening; a first end cap removably disposed at the first port; one end of the first end cover facing the box cover is connected with the first end of the box cover through a first inserting structure, and one end of the first end cover, which is away from the box cover, is connected with the first end of the box body through a first clamping structure. The technical scheme of the application effectively solves the problem that a plurality of screws are required to be installed or detached when the end cover of the LED display device is installed or detached in the related technology, and the operation is complex.

Description

Control box of LED display device and LED display device

Technical Field

The utility model relates to the technical field of LED display, in particular to a control box of an LED display device and the LED display device.

Background

An LED display device is a flat panel display device for displaying various information such as text, images, video, and video signals. The LED display device in the related art comprises a control box, wherein the control box comprises a box body, a control assembly, a box cover and an end cover. Wherein, the both ends of box body are provided with two ports, and two end covers detachably set up in two ports department.

The end cover in the related art needs to be fixed at the port of the box body by using a plurality of screws, and the plurality of screws are required to be installed or disassembled when the end cover of the LED display device is installed or disassembled, so that the operation is complex.

Disclosure of Invention

The utility model mainly aims to provide a control box of an LED display device and the LED display device, so as to solve the problems that a plurality of screws are required to be installed or detached when an end cover of the LED display device is installed or detached in the related art, and the operation is complex.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a control box of an LED display device, comprising: the box body is internally provided with a cavity, a box opening is formed in the front side or the rear side of the box body, and a first port is formed in the first end of the box body; the control assembly is arranged in the cavity; the box cover is arranged at the box opening; a first end cap removably disposed at the first port; one end of the first end cover facing the box cover is connected with the first end of the box cover through a first inserting structure, and one end of the first end cover, which is away from the box cover, is connected with the first end of the box body through a first clamping structure.

Further, the first plug-in structure comprises a slot and a plug block inserted into the slot, one of the slot and the plug block is arranged at one end of the first end cover facing the box cover, and the other of the slot and the plug block is arranged at the first end of the box cover.

Further, the slot is arranged at one end of the first end cover facing the box cover, the insert block is arranged on the surface of the first end of the box cover facing the first end cover, the first end cover comprises a first end plate and a protruding portion, the first end plate is shielded at the first port, the protruding portion is arranged on the surface of the first end plate facing the box body, and the slot is arranged on the protruding portion.

Further, the distance between the two opposite side walls of the slot gradually decreases from the slot opening of the slot to the slot bottom, and the distance between the two opposite side walls of the insert block gradually decreases from the slot bottom opening of the slot to the slot bottom.

Further, the first clamping structure comprises a clamping column and a clamping hole for clamping the clamping column, one of the clamping column and the clamping hole is arranged at one end of the first end cover, which is far away from the box cover, and the other of the clamping column and the clamping hole is arranged at the first end of the box body.

Further, the box opening is arranged at the front side of the box body, the clamping column is arranged at one end of the first end cover, which is far away from the box cover, the clamping hole is arranged at the rear side of the first end of the box body, the first end cover comprises a first end plate which is blocked at the first port and a stop plate which is arranged on the surface of the first end plate, which faces the box body, and the clamping column is arranged on the surface of the stop plate, which is far away from the box cover.

Further, the first end cover comprises a first end plate which is blocked at the first port and a first connecting plate which is arranged on the first side edge of the first end plate away from the control component, and a first connecting hole which can be connected with the first fastener is formed in the first connecting plate; the first end cap further includes a second connection plate disposed on a second side of the first end plate adjacent the first side of the first end plate, the second connection plate being provided with a second connection hole capable of being connected with a second fastener.

Further, a second port is formed in the second end of the box body, the control box of the LED display device further comprises a second end cover detachably arranged at the second port, one end, facing the box cover, of the second end cover is connected with the second end of the box cover through a second plug-in structure, and one end, facing away from the box cover, of the second end cover is connected with the second end of the box body through a second clamping structure; the first end cover is provided with a first avoidance hole communicated with the cavity, and the second end cover is provided with a second avoidance hole communicated with the cavity; the second end cover comprises a second end plate and a third connecting plate, the second end plate is shielded at the second port, the third connecting plate is arranged on the first side edge of the second end plate, which is away from the control assembly, and a first connecting opening capable of being connected with a third fastener is formed in the third connecting plate; the second end cover further comprises a fourth connecting plate arranged on a second side edge of the second end plate, which is adjacent to the first side edge of the second end plate, and a second connecting notch which can be connected with a fourth fastening piece is formed in the fourth connecting plate.

Further, the outer surface of the box body is provided with radiating fins.

According to another aspect of the present utility model, there is provided an LED display device including a frame, a plurality of LED display modules disposed on the frame, and a control box disposed on the frame, wherein the control box is a control box of the LED display device.

By applying the technical scheme of the utility model, the control box of the LED display device comprises: the box body, control assembly, lid and first end cover. The inside of box body has the cavity, and the front side or the rear side of box body are provided with the box mouth, and the first end of box body is provided with first port. The control assembly is disposed within the cavity. The box cover is arranged at the box opening. The first end cap is detachably disposed at the first port. One end of the first end cover facing the box cover is connected with the first end of the box cover through a first inserting structure, and one end of the first end cover, which is away from the box cover, is connected with the first end of the box body through a first clamping structure. When the first end cover is to be installed at the first port of the box body, one end of the first end cover, which is away from the box cover, is clamped with the first end of the box body through a first clamping structure; and the box cover is arranged at the box opening, and one end, facing the box cover, of the first end cover is spliced with the first end of the box cover through the first splicing structure, so that the box cover and the first end cover are mounted on the box body. When the first end cover needs to be detached from the first port of the box body, the box cover is firstly taken down from the box port, so that the first end of the box cover is separated from the plugging position of one end, facing the box cover, of the first end cover, the first end cover can be taken down from the box body, at the moment, the end, deviating from the box cover, of the first end cover is separated from the clamping position of the first end of the box body, and the first end cover and the box cover are detached from the box body. Therefore, the first end cover can be mounted or dismounted at the first port of the box body through the first inserting structure and the first clamping structure, and a plurality of screws are not required to be mounted or dismounted like mounting or dismounting the end cover of the LED display device in the related art, so that the operation is convenient. Therefore, the technical scheme of the application effectively solves the problem that a plurality of screws are required to be mounted or dismounted when the end cover of the LED display device is mounted or dismounted in the related technology, and the operation is complex.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows a schematic perspective view of an embodiment of an LED display device according to the present utility model;

FIG. 2 shows a partial enlarged view at A of the LED display device of FIG. 1;

FIG. 3 shows a top view of the LED display device of FIG. 1;

fig. 4 is a schematic perspective view showing an embodiment of a control box of an LED display device according to the present utility model;

fig. 5 illustrates an exploded structural view of a control box of the LED display device of fig. 4;

FIG. 6 shows another angular exploded view of the control box of the LED display device of FIG. 4;

fig. 7 shows a partial enlarged view at B of the control box of the LED display device of fig. 6;

FIG. 8 shows a partial enlarged view at C of the control box of the LED display device of FIG. 6;

FIG. 9 shows a schematic cross-sectional view of a control box of the LED display device of FIG. 4;

fig. 10 illustrates a schematic perspective view of a first end cap of a control box of the LED display device of fig. 4.

Wherein the above figures include the following reference numerals:

1. a control box;

2. a frame;

3. an LED display module;

10. a case body; 11. a box opening; 12. a first port; 13. a second port; 14. a heat radiation fin;

20. a control assembly; 21. a power panel; 22. a control board; 23. an insulating shield;

30. a box cover;

40. a first end cap; 41. a first end plate; 42. a protruding portion; 43. a stop plate; 44. a first connection plate; 45. a second connecting plate; 46. a first connection hole; 47. a second connection hole; 48. a first avoidance hole; 49. a second fastener;

50. a first plug structure; 51. a slot; 52. inserting blocks;

60. a first clamping structure; 61. a clamping column; 62. a clamping hole;

70. a second end cap; 71. a second end plate; 72. a third connecting plate; 73. a fourth connecting plate; 74. a first connection opening; 75. a second connection opening; 76. a second avoidance hole;

80. a second plug structure;

90. and the second clamping structure.

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. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 4 to 9, the control box 1 of the LED display device of the present embodiment includes: the case body 10, the control assembly 20, the case cover 30, and the first end cap 40. The interior of the box 10 has a cavity, the front side of the box 10 is provided with a box opening 11, and a first end of the box 10 is provided with a first port 12. The control assembly 20 is disposed within the cavity. The box cover 30 is arranged at the box opening 11. The first end cap 40 is removably disposed at the first port 12. One end of the first end cover 40 facing the box cover 30 is connected to a first end of the box cover 30 through a first plugging structure 50, and one end of the first end cover 40 facing away from the box cover 30 is connected to a first end of the box body 10 through a first clamping structure 60.

By applying the technical scheme of the embodiment, the control box 1 of the LED display device includes: the case body 10, the control assembly 20, the case cover 30, and the first end cap 40. The end of the first end cap 40 facing the box cover 30 is connected to the first end of the box cover 30 through the first plug structure 50, and the end of the first end cap 40 facing away from the box cover 30 is connected to the first end of the box body 10 through the first clamping structure 60. When the first end cover 40 is to be installed at the first port 12 of the box body 10, the end of the first end cover 40, which is away from the box cover 30, is clamped with the first end of the box body 10 through the first clamping structure 60; the box cover 30 is covered at the box opening 11, and one end of the first end cover 40 facing the box cover 30 is spliced with the first end of the box cover 30 through the first splicing structure 50, so that the box cover 30 and the first end cover 40 are mounted on the box body 10. When the first end cover 40 needs to be detached from the first port 12 of the box body 10, the box cover 30 is firstly removed from the box port 11, so that the first end of the box cover 30 is separated from the plugging position of the first end cover 40 towards one end of the box cover 30, the first end cover 40 can be removed from the box body 10, at the moment, one end, deviating from the box cover 30, of the first end cover 40 is separated from the clamping position of the first end of the box body 10, and the first end cover 40 and the box cover 30 are detached from the box body 10. In this way, the first end cover 40 can be mounted or dismounted at the first port 12 of the box body 10 through the first plugging structure 50 and the first clamping structure 60, and a plurality of screws are not required to be mounted or dismounted as in the case of mounting or dismounting the end cover of the LED display device in the related art, so that the operation is convenient. Therefore, the technical scheme of the embodiment effectively solves the problem that a plurality of screws are required to be mounted or dismounted when the end cover of the LED display device is mounted or dismounted in the related art, and the operation is complex.

Of course, in an embodiment not shown in the figures, the rear side of the box is provided with the above-mentioned box opening.

Specifically, the box body 10 includes a rear plate, and a first side plate and a second side plate disposed at two sides of the rear plate opposite to each other, wherein a first end of the first side plate, a first end of the rear plate, and a first end of the second side plate enclose the first port 12, and a second end of the first side plate, a second end of the rear plate, and a second end of the second side plate enclose the second port 13. When the box cover 30 is mounted on the box body 10, two side edges of the box cover 30 are respectively connected to the first side plate and the second side plate.

As shown in fig. 5 to 8, the first socket structure 50 includes a socket 51 and a socket block 52 inserted into the socket 51. The slot 51 is disposed at an end of the first end cap 40 facing the cap 30, and the insert 52 is disposed at a first end of the cap 30. The inserting grooves 51 and the inserting blocks 52 are in inserting connection with a simple structure, so that the first end of the first end cover 40 facing the box cover 30 is more convenient to detach from the first end of the box cover 30.

In an embodiment not shown in the drawings, the insert is disposed at an end of the first end cap facing the cap, and the slot is disposed at a first end of the cap.

As shown in fig. 5 to 8, the insertion groove 51 is provided at an end of the first end cap 40 facing the cap 30, and the insertion block 52 is provided on a surface of the first end of the cap 30 facing the first end cap 40. Thus, the plug 52 is aligned with the slot 51 when the box cover 30 is arranged at the box opening 11, and the assembly and disassembly operations are further facilitated. The first end cap 40 includes a first end plate 41 that is blocked from the first port 12 and a projection 42 provided on a surface of the first end plate 41 facing the case 10, and the insertion groove 51 is provided on the projection 42.

As shown in fig. 9, the distance between the two side walls of the slot 51, which are disposed opposite to each other, gradually decreases from the notch of the slot 51 to the bottom of the slot. The distance between the two side walls of the insert block 52 disposed opposite to each other gradually decreases from the groove bottom notch of the insert groove 51 to the groove bottom. In this way, the slot 51 arranged on the first end cover 40 and the insert 52 arranged on the box cover 30 are easier to be demolded during injection molding, thereby facilitating the production and processing.

As shown in fig. 6 to 10, the first clamping structure 60 includes a clamping post 61 and a clamping hole 62 into which the clamping post 61 is clamped. The clamping post 61 is disposed at one end of the first end cover 40 facing away from the box cover 30, and the clamping hole 62 is disposed at the first end of the box body 10. The clamping post 61 and the clamping hole 62 are clamped and matched with a simple structure, so that one end of the first end cover 40, which is far away from the box cover 30, is more convenient to detach from the first end of the box body 10. In this embodiment, in order to facilitate demolding of the clamping post 61 during injection molding, the clamping post 61 has an arc surface at an end facing away from the box cover 30 for easy processing.

In an embodiment not shown in the drawings, the clamping hole is disposed at one end of the first end cover facing away from the box cover, and the clamping post is disposed at the first end of the box body.

As shown in fig. 6 to 10, the cartridge opening 11 is provided at the front side of the cartridge body 10. The clamping post 61 is disposed at one end of the first end cover 40 facing away from the box cover 30, and the clamping hole 62 is disposed at the rear side of the first end of the box body 10. The first end cap 40 includes a first end plate 41 that is shielded from the first port 12 and a stopper plate 43 provided on a surface of the first end plate 41 facing the case 10. The catch 61 is arranged on the surface of the stop plate 43 facing away from the cover 30. The provision of the stop plate 43 facilitates the provision of the catch post 61 and allows the stop plate 43 to be in stop engagement with the surface of the first end of the cartridge 10 when the catch post 61 of the first end cap 40 is in snap engagement with the catch aperture 62 of the cartridge 10.

As shown in fig. 1-8, the first end cap 40 includes a first end plate 41 that is shielded from the first port 12 and a first connecting plate 44 disposed on a first side of the first end plate 41 that faces away from the control assembly 20. The first connection plate 44 is provided with a first connection hole 46 capable of being connected with a first fastener. In the present embodiment, the LED display device further includes a frame 2, and the control box 1 of the LED display device fixedly coupled with the first end cover 40 can be fixed to the frame 2 using screws or bolts through the first coupling holes 46. The first end cap 40 further includes a second connecting plate 45 disposed on a second side of the first end plate 41 adjacent the first side of the first end plate 41. The second connection plate 45 is provided with a second connection hole 47 capable of being connected with a second fastener 49. The control box 1 of the LED display device fixedly coupled with the first end cover 40 can be fixed to the frame 2 using screws or bolts through the second coupling holes 47. The first connection plate 44 and the second connection plate 45 are provided such that an operator can select a screw to pass through the first connection hole 46 of the first connection plate 44 or the second connection hole 47 of the second connection plate 45 according to the fixing position of the control box 1 of the LED display device on the frame 2, fixing the control box 1 of the LED display device on the frame 2.

As shown in fig. 5 to 10, the second end of the case 10 is provided with a second port 13. The control box 1 of the LED display device further comprises a second end cap 70 detachably arranged at the second port 13. The end of the second end cap 70 facing the cap 30 is connected to the second end of the cap 30 by a second plug structure 80. One end of the second end cap 70 facing away from the box cover 30 is connected to a second end of the box body 10 through a second clamping structure 90. The second end cap 70 is mounted or dismounted at the second port 13 of the cartridge body 10 as is the first end cap 40 mounted or dismounted at the first port 12 of the cartridge body 10. Accordingly, the second end cap 70 is detachably disposed at the second port 13 by the second plug structure 80 and the second snap structure 90.

Further, the first end cover 40 is provided with a first avoidance hole 48 communicated with the cavity, and the second end cover 70 is provided with a second avoidance hole 76 communicated with the cavity, so that the power panel 21 in the cavity can be electrically connected with a power supply outside the control box 1 of the LED display device through the first avoidance hole 48 and the second avoidance hole 76. The second end cap 70 includes a second end plate 71 that is blocked from the second port 13 and a third connecting plate 72 disposed on a first side of the second end plate 71 facing away from the control assembly 20, the third connecting plate 72 being provided with a first connecting notch 74 that is capable of connecting with a third fastener. The second end cap 70 further includes a fourth connection plate 73 provided on a second side of the second end plate 71 adjacent to the first side of the second end plate 71, and a second connection notch 75 capable of being connected to a fourth fastener is provided on the fourth connection plate 73. The control box 1 of the LED display device fixedly coupled with the second end cap 70 can be fixed to the frame 2 using screws or bolts through the first coupling slits 74. The third connecting plate 72 and the fourth connecting plate 73 are arranged so that an operator can select a screw to pass through the first connecting notch 74 of the third connecting plate 72 or the second connecting notch 75 of the fourth connecting plate 73 according to the fixing position of the control box 1 of the LED display device on the frame 2, so as to fix the control box 1 of the LED display device on the frame 2.

As shown in fig. 1, the outer surface of the case 10 is provided with heat radiating fins 14 to make the control case 1 radiate heat better. Of course, in the embodiment not shown in the drawings, the heat dissipation grid is disposed on the outer surface of the case, so that the heat dissipation efficiency of the control case of the LED display device can be improved.

As shown in fig. 1 to 3, according to another aspect of the present application, there is also provided an LED display device. The LED display device includes a frame 2, a plurality of LED display modules 3 provided on the frame 2, and a control box 1 provided on the frame 2. The control box 1 is the control box 1 of the LED display device. The control box 1 of the LED display device can solve the problem that a plurality of screws are required to be mounted or dismounted when the end cover of the LED display device is mounted or dismounted in the related art, and the operation is complex, so that the LED display device with the control box 1 of the LED display device can solve the same technical problem.

Further, the control box 1 of the LED display device is fixed on one side of the frame 2 through screws, and an avoidance gap is arranged between the frame 2 and the LED display module 3. In this way, the connection wire of the LED display module 3 on the other side of the frame 2 can pass through the avoidance gap to be in communication or electrically connected with the control box 1 of the LED display device.

In the present embodiment, the control assembly 20 includes a power panel 21, a control panel 22, and an insulating shield 23. The power panel 21 is provided with first connector towards control panel 22 one side, and control panel 22 is provided with the second connector towards one side of power panel 21, is provided with on the control panel 22 and supplies first connector and the dodges the mouth that the second connector can connect the cooperation. The control panel 22 and the power panel 21 are designed in a superposition mode, and a first connector and a second connector are used for butt joint between the control panel 22 and the power panel 21, so that messy wires are avoided. The middle is isolated by using an insulating shielding cover 23, and the box body 10, the box cover 30, the first end cover 40 and the second end cover 70 are taken as outer shells. Wherein, insulating shield cover 23 cover is established outside control panel 22 and keeps apart control panel 22 and power supply board 21, and insulating shield cover 23 includes insulating layer, adhesive layer and the shielding layer that are connected gradually by power supply board 21 to control panel 22 direction, and the shielding layer is connected in control panel 22. Wherein the shielding layer is made of copper foil, the adhesive layer is made of high-temperature-resistant glue, and the insulating layer is made of insulating sheets. The shielding layer is used for electromagnetic shielding, and the insulating layer ensures complete isolation of high and low voltages. The control board 22 is effectively divided from the power board 21 by the insulating shield cover 23, which ensures both insulation and electromagnetic shielding.

Further, a first end of the power strip 21 is provided with a power input socket, and a second end of the power strip 21 is provided with a power output socket. The electricity flows in from the power input socket and flows out from the power output socket, so that the function of a switching socket can be achieved, the whole control box 1 can be powered, and the use of a switching plug is avoided. The power input socket and the power output socket are arranged perpendicular to the bottom of the box body 10, so that the areas of the first end cover 40 and the second end cover 70 of the control box 1 are reduced as much as possible. The control panel 22 is provided with an input port at a first end and an output port at a second end of the control panel 22. The signal is input from the input network port of the control panel 22, and is output from the output network port of the control panel 22, so that the function of a switching socket can be achieved, and the signal input can be provided for the whole control box 1, so that the use of a switching plug is avoided. The control panel 22 is further provided with data output sockets, in this embodiment, six data output sockets are provided on each control panel 22, each data output socket adopts a special TYPE-C interface, the data output sockets are wrapped with special shells, the direction of inserting the power input sockets is guaranteed, and each control box 1 can simultaneously control eight independent LED display modules 3. The signal transmission and the power transmission are combined into one, so that the wiring is tidier, and the special TYPE-C interface is adopted, so that the plugging is more reliable. The integrated design is more concise and good in appearance when being independently installed.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A control box for an LED display device, comprising:

the box body (10), the inside of box body (10) has the cavity, the front side or the rear side of box body (10) is provided with box mouth (11), the first end of box body (10) is provided with first port (12);

a control assembly (20) disposed within the cavity;

the box cover (30) is arranged at the box opening (11) in a covering manner;

a first end cap (40) removably disposed at the first port (12);

one end of the first end cover (40) facing the box cover (30) is connected with a first end of the box cover (30) through a first inserting structure (50), and one end of the first end cover (40) facing away from the box cover (30) is connected with a first end of the box body (10) through a first clamping structure (60).

2. The control box of an LED display device according to claim 1, wherein the first plugging structure (50) includes a slot (51) and a plug (52) inserted into the slot (51), one of the slot (51) and the plug (52) is disposed at an end of the first end cover (40) facing the box cover (30), and the other of the slot (51) and the plug (52) is disposed at a first end of the box cover (30).

3. The control box of an LED display device according to claim 2, wherein the slot (51) is provided at an end of the first end cap (40) facing the box cover (30), the insert (52) is provided on a surface of the first end of the box cover (30) facing the first end cap (40), the first end cap (40) includes a first end plate (41) shielding the first port (12) and a protrusion (42) provided on a surface of the first end plate (41) facing the box body (10), and the slot (51) is provided on the protrusion (42).

4. The control box of an LED display device according to claim 2, characterized in that the distance between the oppositely disposed two side walls of the socket (51) decreases gradually in the direction from the notch of the socket (51) to the bottom of the groove, and the distance between the oppositely disposed two side walls of the plug (52) decreases gradually in the direction from the notch of the bottom of the groove of the socket (51) to the bottom of the groove.

5. The control box of an LED display device according to any one of claims 1 to 4, wherein the first clamping structure (60) includes a clamping post (61) and a clamping hole (62) into which the clamping post (61) is clamped, one of the clamping post (61) and the clamping hole (62) is disposed at an end of the first end cover (40) facing away from the box cover (30), and the other of the clamping post (61) and the clamping hole (62) is disposed at a first end of the box body (10).

6. The control box of an LED display device according to claim 5, wherein the box opening (11) is disposed at a front side of the box body (10), the clamping post (61) is disposed at an end of the first end cover (40) facing away from the box cover (30), the clamping hole (62) is disposed at a rear side of the first end of the box body (10), the first end cover (40) includes a first end plate (41) shielding the first end opening (12) and a stop plate (43) disposed on a surface of the first end plate (41) facing the box body (10), and the clamping post (61) is disposed on a surface of the stop plate (43) facing away from the box cover (30).

7. The control box of an LED display device according to any one of claims 1 to 4,

the first end cover (40) comprises a first end plate (41) which is blocked at the first port (12) and a first connecting plate (44) which is arranged on the first side edge of the first end plate (41) which is away from the control assembly (20), wherein a first connecting hole (46) which can be connected with a first fastening piece is formed in the first connecting plate (44);

the first end cover (40) further comprises a second connecting plate (45) arranged on a second side edge of the first end plate (41) adjacent to the first side edge of the first end plate (41), and a second connecting hole (47) capable of being connected with a second fastener (49) is formed in the second connecting plate (45).

8. The control box of an LED display device according to any one of claims 1 to 4,

the second end of the box body (10) is provided with a second port (13), the control box of the LED display device further comprises a second end cover (70) detachably arranged at the second port (13), one end of the second end cover (70) facing the box cover (30) is connected with the second end of the box cover (30) through a second plug-in structure (80), and one end of the second end cover (70) facing away from the box cover (30) is connected with the second end of the box body (10) through a second clamping structure (90);

a first avoidance hole (48) communicated with the cavity is formed in the first end cover (40), and a second avoidance hole (76) communicated with the cavity is formed in the second end cover (70);

the second end cover (70) comprises a second end plate (71) which is blocked at the second port (13) and a third connecting plate (72) which is arranged on the first side edge of the second end plate (71) which is away from the control assembly (20), wherein a first connecting notch (74) which can be connected with a third fastening piece is formed in the third connecting plate (72);

the second end cover (70) further comprises a fourth connecting plate (73) arranged on a second side edge of the second end plate (71) adjacent to the first side edge of the second end plate (71), and a second connecting notch (75) capable of being connected with a fourth fastening piece is formed in the fourth connecting plate (73).

9. The control box of an LED display device according to any of the claims 1 to 4, characterized in that the outer surface of the box body (10) is provided with heat dissipating fins (14).

10. LED display device comprising a frame (2), a plurality of LED display modules (3) arranged on the frame (2) and a control box (1) arranged on the frame (2), characterized in that the control box (1) is a control box of the LED display device according to any one of claims 1 to 9.

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