CN220915602U - LED display device - Google Patents

Abstract

The present utility model provides an LED display device, comprising: the frame comprises an outer frame, a first supporting structure and a second supporting structure, wherein the first supporting structure and the second supporting structure are arranged in the outer frame and are oppositely arranged; the LED module is detachably connected to the front side of the frame; a rear cover detachably coupled to a rear side of the frame; the functional board assembly is arranged in the accommodating space; the first adapter plate is connected between the first supporting structure and the first side of the functional plate assembly, the functional plate assembly and the first supporting structure are connected to the first surface of the first adapter plate, the functional plate assembly and the first adapter plate are connected through first fasteners, the first supporting structure and the first adapter plate are connected through second fasteners, one of the first surface and the second surface of the first adapter plate is a front surface, and the other is a rear surface. The technical scheme of the utility model can effectively solve the problem that the LED display device in the related technology is difficult to realize front and rear maintenance.

Description

LED display device

Technical Field

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

Background

With the continuous development of LED display technology, large LED display screens are increasingly used in different scenes, and in general, large LED display screens are formed by splicing a plurality of LED display devices according to certain rules. In the related art, the LED display device generally includes a case frame, an LED display module, a rear cover, and the like, and a power supply unit, a data processing unit, a control unit, and the like are generally provided inside the LED display device.

When a display failure occurs in a certain LED display device in the LED display screen, in the related art, the LED display device supports only the maintenance operation from the front side or the maintenance operation from the rear side; when the LED display device for performing the maintenance operation from the front side is used, some of the components fixed from the back to the front are difficult to be attached and, when the LED display device for performing the maintenance operation from the rear side is used, some of the components fixed from the front to the back are difficult to be attached and detached. Therefore, there is a problem in the related art that it is difficult to realize front-rear maintenance of the LED display device.

Disclosure of utility model

The utility model mainly aims to provide an LED display device to solve the problem that the LED display device in the related art is difficult to maintain before and after.

In order to achieve the above object, the present utility model provides an LED display device comprising: the frame comprises an outer frame, a first supporting structure and a second supporting structure, wherein the first supporting structure and the second supporting structure are arranged in the outer frame and are oppositely arranged; the LED module is detachably connected to the front side of the frame; the rear cover is detachably connected to the rear side of the frame, and an accommodating space is formed among the frame, the LED module and the rear cover; the functional board assembly is arranged in the accommodating space; the first adapter plate is connected between the first side of first bearing structure and function board subassembly, function board subassembly and first bearing structure all connect the first surface at first adapter plate, function board subassembly and first adapter plate are connected through the first fastener that wears to establish by the direction of first surface to the second surface of first adapter plate, first bearing structure and first adapter plate are connected through the second fastener that wears to establish by the direction of second surface to the first surface of first adapter plate, wherein, one of first surface and the second surface of first adapter plate is the front surface, and another is the rear surface.

Further, the LED display device further comprises a second adapter plate connected between the second supporting structure and the second side of the functional plate assembly, the functional plate assembly and the second supporting structure are both connected to the first surface of the second adapter plate, the functional plate assembly and the second adapter plate are connected through a third fastening piece penetrating through the direction from the first surface of the second adapter plate to the second surface, the second supporting structure and the second adapter plate are connected through a fourth fastening piece penetrating through the direction from the second surface of the second adapter plate to the first surface, the first surface of the second adapter plate and the first surface of the first adapter plate are the same surface, and the second surface of the second adapter plate and the second surface of the first adapter plate are the same surface.

Further, the first adapter plate is of a strip-shaped structure, the first adapter plate extends along a first direction, the first direction is parallel to the extending direction of the side wall of the first side of the functional plate assembly, and two ends of the first adapter plate are respectively connected with the functional plate assembly and the first supporting structure.

Further, the functional board assembly includes a mounting substrate, a first board card disposed on the mounting substrate, and a second board card disposed on the mounting substrate.

Further, the first board card is a control board disposed on the front side of the mounting substrate, and the second board card is a distribution board disposed on the rear side of the mounting substrate.

Further, the function board assembly further includes a power supply provided at the rear side of the mounting substrate.

Further, a first heat dissipation area corresponding to the power supply is arranged on the mounting substrate; and/or the mounting substrate is provided with a second heat dissipation area corresponding to the first board card.

Further, the mounting substrate comprises a plate body and a third supporting structure arranged on the front side of the plate body, and the third supporting structure is supported on the rear side of the first plate card so that the first plate card and the plate body are arranged at intervals.

Further, the frame includes a first connection beam and a second connection beam disposed in the outer frame and spaced apart from each other, the first connection beam forming a first support structure, the second connection Liang Xingcheng forming a second support structure, the LED display device further includes a first positioning structure including a first groove and a first bump that are mutually matched, one of the first groove and the first bump is disposed on the mounting substrate, and the other of the first groove and the first bump is disposed on the first connection beam; and/or, the LED display device further comprises a second positioning structure, the second positioning structure comprises a second groove and a second lug which are matched with each other, one of the second groove and the second lug is arranged on the mounting substrate, and the other of the second groove and the second lug is arranged on the second connecting beam.

Further, the LED display device further comprises a third board card detachably arranged on the rear cover.

Further, the third board card is a video card, the third board card is connected with the second board card in a plug-in connection mode, and the second board card is connected with the first board card in a plug-in connection mode.

By applying the technical scheme of the utility model, the first adapter plate is connected between the first supporting structure and the first side of the functional plate assembly, so that the functional plate assembly can be connected with the first supporting structure and further stably arranged in the accommodating space of the LED display device, and the first supporting structure and the functional plate assembly are both connected on the first surface of the first adapter plate; when a worker needs to maintain the first surface of the first adapter plate, the functional plate assembly can be detached from the first adapter plate by loosening the first fastener; when a worker needs to maintain the first surface of the first adapter plate, the first adapter plate and the functional plate assembly can be detached from the side where the second surface is located only by loosening the second fastener; therefore, the staff can detach the functional board assembly from the first surface and the second surface for maintenance, namely, front and back maintenance operation of the LED display device can be realized. Therefore, the technical scheme of the utility model can effectively solve the problem that the LED display device in the related art is difficult to realize front and rear maintenance.

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 interposer of an embodiment of an LED display device according to the present utility model;

fig. 2 is a schematic perspective view showing a functional board assembly and an adapter board of an embodiment of an LED display device according to the present utility model;

FIG. 3 illustrates a front view of the function board assembly and adapter board of FIG. 2;

FIG. 4 illustrates a rear view of the function board assembly and adapter board of FIG. 2;

fig. 5 shows a schematic perspective view of a mounting substrate of an embodiment of an LED display device according to the present utility model;

fig. 6 shows a schematic front view of the mounting substrate of fig. 5;

fig. 7 shows a schematic rear view of the mounting substrate of fig. 5;

Fig. 8 is an exploded structural view showing a partial structure of an embodiment of an LED display device according to the present utility model;

FIG. 9 is a schematic view showing an exploded structure of the LED display device of FIG. 8 during front maintenance;

Fig. 10 is a front view schematically showing an internal structure of the LED display device of fig. 8;

FIG. 11 shows an enlarged schematic view of portion A of the LED display device of FIG. 10;

FIG. 12 shows an enlarged schematic view of portion B of the LED display device of FIG. 10;

fig. 13 is a schematic perspective view showing the rear side of the internal structure of the LED display device of fig. 8;

Fig. 14 is a rear view schematically showing an internal structure of the LED display device of fig. 8.

Wherein the above figures include the following reference numerals:

10. A frame; 11. an outer frame; 12. a first support structure; 121. a first connecting beam; 13. a second support structure; 131. a second connection beam;

20. An LED module;

30. A rear cover;

40. A function board assembly; 41. a mounting substrate; 411. a plate body; 412. a third support structure; 42. a first board card; 43. a second board card; 44. a power supply; 45. a first heat dissipation area; 46. a second heat dissipation area;

50. a first adapter plate; 51. A first fastener; 52. A second fastener;

60. A second adapter plate; 61. A third fastener; 62. A fourth fastener;

70. a first positioning structure; 71. A first groove; 72. A first bump;

80. A second positioning structure; 81. a second groove; 82. a second bump;

90. And a third board card.

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. 1 to 4 and fig. 8 to 14, the present application provides an LED display device, and an embodiment of the LED display device of the present application includes: a frame 10 including an outer frame 11 and first and second support structures 12 and 13 disposed within the outer frame 11 and disposed opposite each other; an LED module 20 detachably connected to the front side of the frame 10; a rear cover 30 detachably coupled to a rear side of the frame 10, and an accommodating space is formed between the frame 10, the LED module 20, and the rear cover 30; a function board assembly 40 disposed in the accommodation space; the first adapter plate 50 is connected between the first support structure 12 and the first side of the functional plate assembly 40, the functional plate assembly 40 and the first support structure 12 are both connected on the first surface of the first adapter plate 50, the functional plate assembly 40 and the first adapter plate 50 are connected through a first fastener 51 penetrating in a direction from the first surface to the second surface of the first adapter plate 50, the first support structure 12 and the first adapter plate 50 are connected through a second fastener 52 penetrating in a direction from the second surface to the first surface of the first adapter plate 50, wherein one of the first surface and the second surface of the first adapter plate 50 is a front surface, and the other is a rear surface.

By applying the technical solution of the present embodiment, the first adapter plate 50 is connected between the first support structure 12 and the first side of the functional board assembly 40, so that the functional board assembly 40 can be connected with the first support structure 12, and further firmly disposed in the accommodating space of the LED display device, and both the first support structure 12 and the functional board assembly 40 are connected on the first surface of the first adapter plate 50; when a worker needs to maintain the first surface of the first adapter plate 50, the functional board assembly 40 can be detached from the first adapter plate 50 by loosening the first fastener 51; when a worker needs to perform maintenance from the direction of the second surface of the first adapter plate 50, the first adapter plate 50 and the functional plate assembly 40 can be detached from the direction of the second surface only by loosening the second fastener 52; therefore, the worker can detach the function board assembly 40 from both the first surface and the second surface for maintenance, that is, can perform the front-rear maintenance operation on the LED display device. Therefore, the technical scheme of the embodiment can effectively solve the problem that the front and rear maintenance of the LED display device in the related art is difficult to realize.

In this embodiment, the functional board assembly 40 and the first support structure 12 are both connected to the front surface of the first adapter board 50, the first fastener 51 fastens the functional board assembly 40 and the first adapter board 50 from front to back, the second fastener 52 fastens the first support structure 12 and the first adapter board 50 from back to front, the first fastener 51 is a loose and non-screw provided between the first board card 42 and the mounting substrate 41, and after the first fastener 51 is unscrewed, the first fastener 51 is not separated from the mounting substrate 41, so that the first fastener 51 cannot scatter everywhere, and further, the worker can conveniently assemble and disassemble again.

It should be noted that, herein, "front, rear, upper, and lower" refer to: when the LED module is mounted on a wall, "front" refers to the side of the LED module facing the viewer, "rear" refers to the side of the LED module closer to the wall, "up" refers to the side of the LED module farther from the ground, and "down" refers to the side of the LED module closer to the ground.

As shown in fig. 1 to 4 and fig. 8 to 14, the LED display device further includes a second interposer 60 connected between the second support structure 13 and the second side of the functional board assembly 40, the functional board assembly 40 and the second support structure 13 are both connected to the first surface of the second interposer 60, the functional board assembly 40 and the second interposer 60 are connected through a third fastener 61 penetrating from the first surface of the second interposer 60 to the second surface, and the second support structure 13 and the second interposer 60 are connected through a fourth fastener 62 penetrating from the second surface of the second interposer 60 to the first surface, wherein the first surface of the second interposer 60 is the same surface as the first surface of the first interposer 50, and the second surface of the second interposer 60 is the same surface as the second surface of the first interposer 50.

In the present embodiment, the functional board assembly 40 and the second supporting structure 13 are both connected to the front surface of the second adapter board 60, the third fastening member 61 fastens the functional board assembly 40 and the second adapter board 60 from front to back, and the fourth fastening member 62 fastens the second supporting structure 13 and the second adapter board 60 from back to front. The third fastener 61 is also not loosened, and the functional board assembly 40 is connected to the first support structure 12 and the second support structure 13 through the first adapter board 50 and the second adapter board 60 which are oppositely arranged, so that the functional board assembly 40 is more firmly installed, and the functional board assembly 40 can be disassembled simply and conveniently by loosening the fastener on the front side or the rear side when the functional board assembly is disassembled.

As shown in fig. 1 to 4 and fig. 8 to 14, the first adapter plate 50 is an elongated structure, the first adapter plate 50 extends along a first direction parallel to an extending direction of a sidewall of the first side of the functional board assembly 40, and two ends of the first adapter plate 50 are respectively connected to the functional board assembly 40 and the first support structure 12. In the present embodiment, the first adapter plate 50 and the second adapter plate 60 are elongated structures extending from top to bottom, and the first adapter plate 50 and the second adapter plate 60 are disposed at two sides of the functional board assembly 40 respectively; compared with the structure in which the first adapter plate 50 or the second adapter plate 60 is two separate single plates, each single plate can be firmly connected with the functional plate assembly 40 only by two fasteners, the two single plates can be firmly connected with the functional plate assembly 40 only by four fasteners, and the strip structure has the advantage of reducing the loading and unloading operations of workers.

As shown in fig. 1 to 7, the functional board assembly 40 includes a mounting substrate 41, a first board 42 provided on the mounting substrate 41, and a second board 43 provided on the mounting substrate 41. When the functional board assembly 40 is assembled and disassembled, the first board 42 and the second board 43 can be assembled and disassembled simultaneously only by assembling and disassembling the mounting substrate 41 without carrying out multiple assembling and disassembling operations, so that the operation of front and rear maintenance by staff is further simplified.

As shown in fig. 1 to 7, the first board 42 is a control board provided on the front side of the mounting substrate 41, and the second board 43 is a distribution board provided on the rear side of the mounting substrate 41. By the arrangement, the layout of the control board and the distribution board on the mounting substrate 41 is more reasonable, the control board is used for being directly connected with the LED module 20 to transmit electric energy and control signals to the LED module 20, and the distribution board is used for transmitting the control signals to a plurality of LED display devices which are arranged side by side along the transverse direction.

As shown in fig. 1 to 7, the function board assembly 40 further includes a power source 44 provided at the rear side of the mounting substrate 41. The power source 44 is used to power the control board, the distribution board, and other electrical components. Either a single power source 44 or two power sources 44 may be used. In addition, the functional board assembly may further include a display screen and a handle structure, both disposed at the rear side of the mounting substrate 41, the rear cover 30 being provided with a notch for exposing the display screen, the display screen being used for displaying information such as power supply quantity, and the handle structure being used for facilitating the operation of the functional board assembly 40 during the post-maintenance.

As shown in fig. 5 to 7, the mounting substrate 41 is provided with a first heat dissipation area 45 corresponding to the power supply 44. In the case of manufacturing the LED display device, it is necessary to paint the mounting substrate 41, and in this case, the area corresponding to the power supply 44 may not be painted to form the first heat dissipation area 45 having a smooth surface, and in use, the first heat dissipation area 45 is in contact with the power supply 44, so that heat dissipation of the power supply 44 may be promoted.

As shown in fig. 5 to 7, the mounting substrate 41 is provided with a second heat dissipation area 46 corresponding to the first board 42. When the LED display device is manufactured, the area corresponding to the heating element of the first board card 42 is not painted to form the second heat dissipation area 46 with a smooth surface, and when in use, the second heat dissipation area 46 contacts with the heating element of the first board card 42, so that heat dissipation of the heating element of the first board card 42 can be promoted.

As shown in fig. 1 to 7, the mounting substrate 41 includes a board 411 and a third support structure 412 disposed at a front side of the board 411, the third support structure 412 being supported at a rear side of the first board 42 such that the first board 42 is disposed at a distance from the board 411. An avoidance space is formed between the rear side of the first board 42 and the front side of the board body 411, for avoiding the electrical components mounted on the rear side of the first board 42. The board 411 is firmly connected with the first board 42 through the third supporting structure 412, so that the functional board assembly 40 has a larger structural strength, and meets the requirement of inserting the functional board assembly into the LED module. The plate 411 further includes a direction indicator for indicating an operation direction of the loading and unloading operation by the worker. Specifically, in the present embodiment, the third support structure 412 includes support ribs and support columns.

As shown in fig. 10 and 11, the frame 10 includes first and second connection beams 121 and 131 disposed in the outer frame 11 at intervals, the first connection beam 121 forming the first support structure 12 and the second connection beam 131 forming the second support structure 13, and the led display device further includes a first positioning structure 70, the first positioning structure 70 including first grooves 71 and first protrusions 72 cooperating with each other, one of the first grooves 71 and the first protrusions 72 being disposed on the mounting substrate 41, and the other of the first grooves 71 and the first protrusions 72 being disposed on the first connection beam 121. In the present embodiment, the first bump 72 is disposed on the first connection beam 121, the first groove 71 is disposed on the mounting substrate 41, and the first bump 72 and the first groove 71 cooperate with each other so that the mounting substrate 41 can be positioned with the first connection beam 121 when mounted.

As shown in fig. 10 and 12, the LED display device further includes a second positioning structure 80, the second positioning structure 80 including a second groove 81 and a second bump 82 that are engaged with each other, one of the second groove 81 and the second bump 82 being disposed on the mounting substrate 41, and the other of the second groove 81 and the second bump 82 being disposed on the second connection beam 131. In the present embodiment, the second bump 82 is disposed on the second connection beam 131, the second groove 81 is disposed on the mounting substrate 41, and the second bump 82 and the second groove 81 are mated with each other so that the mounting substrate 41 can be positioned with the second connection beam 131 at the time of mounting.

As shown in fig. 4, 8, 9, 13 and 14, the LED display device further includes a third board card 90 detachably disposed on the rear cover 30. When the worker performs the front maintenance, after the functional board assembly 40 is disassembled, the third board 90 is exposed, and at this time, the third board 90 can be disassembled or kept on the rear cover 30 for maintenance; when the worker performs post-maintenance, the rear cover 30 is removed, so that the third board card 90 connected thereto is exposed.

As shown in fig. 4, 9, 13 and 14, the third board 90 is a video card, the third board 90 is plug-connected with the second board 43, and the second board 43 is plug-connected with the first board 42. The video card is used for processing video signals, and the front side of the video card is provided with a plug connector for plug connection with the plug connector at the rear side of the distribution plate. The board 411 is provided with a through hole structure, and the plug connector arranged at the rear side of the first board card 42 is in plug connection with the plug connector arranged at the front side of the second board card 43 through the through hole structure.

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 (11)

1. An LED display device, comprising:

A frame (10) comprising an outer frame (11) and a first support structure (12) and a second support structure (13) arranged in the outer frame (11) and arranged opposite to each other;

An LED module (20) detachably connected to the front side of the frame (10);

a rear cover (30) detachably connected to the rear side of the frame (10), the LED module (20) and the rear cover (30) forming an accommodating space therebetween;

A function board assembly (40) disposed in the accommodation space;

The first adapter plate (50) is connected between the first supporting structure (12) and the first side of the functional plate assembly (40), the functional plate assembly (40) and the first supporting structure (12) are both connected to the first surface of the first adapter plate (50), the functional plate assembly (40) and the first adapter plate (50) are connected through a first fastener (51) penetrating from the first surface to the second surface of the first adapter plate (50), the first supporting structure (12) and the first adapter plate (50) are connected through a second fastener (52) penetrating from the second surface to the first surface of the first adapter plate (50), and one of the first surface and the second surface of the first adapter plate (50) is a front surface, and the other is a rear surface.

2. The LED display device according to claim 1, further comprising a second interposer (60), the second interposer (60) being connected between the second support structure (13) and the second side of the functional board assembly (40), the functional board assembly (40) and the second support structure (13) being both connected to a first surface of the second interposer (60), the functional board assembly (40) and the second interposer (60) being connected by a third fastener (61) penetrating in a direction from the first surface to the second surface of the second interposer (60), the second support structure (13) and the second interposer (60) being connected by a fourth fastener (62) penetrating in a direction from the second surface to the first surface of the second interposer (60), wherein the first surface of the second interposer (60) is the same surface as the first surface of the first interposer (50), and the second surface of the second interposer (60) is the same surface as the second surface of the second interposer (50).

3. The LED display device according to claim 1, wherein the first adapter plate (50) is of an elongated structure, the first adapter plate (50) extends along a first direction, the first direction is parallel to an extending direction of a side wall of the first side of the functional board assembly (40), and both ends of the first adapter plate (50) are connected to the functional board assembly (40) and the first support structure (12), respectively.

4. A LED display device according to any of claims 1 to 3, characterized in that the functional board assembly (40) comprises a mounting substrate (41), a first board card (42) arranged on the mounting substrate (41) and a second board card (43) arranged on the mounting substrate (41).

5. The LED display device according to claim 4, wherein the first board (42) is a control board provided on a front side of the mounting substrate (41), and the second board (43) is a distribution board provided on a rear side of the mounting substrate (41).

6. The LED display device of claim 5, wherein said functional board assembly (40) further comprises a power supply (44) disposed at a rear side of said mounting substrate (41).

7. The LED display device of claim 6, wherein the LED display device comprises,

A first heat dissipation area (45) corresponding to the power supply (44) is arranged on the mounting substrate (41); and/or the number of the groups of groups,

A second heat dissipation area (46) corresponding to the first board card (42) is arranged on the mounting substrate (41).

8. The LED display device according to claim 5, wherein the mounting substrate (41) includes a board body (411) and a third support structure (412) provided at a front side of the board body (411), the third support structure (412) being supported at a rear side of the first board card (42) such that the first board card (42) is disposed at a distance from the board body (411).

9. The LED display device according to claim 5, characterized in that the frame (10) comprises a first (121) and a second (131) connecting beam arranged in the outer frame (11) at intervals, the first connecting beam (121) forming the first support structure (12) and the second connecting beam (131) forming the second support structure (13),

The LED display device further comprises a first positioning structure (70), wherein the first positioning structure (70) comprises a first groove (71) and a first lug (72) which are matched with each other, one of the first groove (71) and the first lug (72) is arranged on the mounting substrate (41), and the other of the first groove (71) and the first lug (72) is arranged on the first connecting beam (121); and/or the number of the groups of groups,

The LED display device further comprises a second positioning structure (80), the second positioning structure (80) comprises a second groove (81) and a second lug (82) which are matched with each other, one of the second groove (81) and the second lug (82) is arranged on the mounting substrate (41), and the other of the second groove (81) and the second lug (82) is arranged on the second connecting beam (131).

10. The LED display device of claim 5, further comprising a third board (90) removably disposed on said back cover (30).

11. The LED display device of claim 10, wherein said third board (90) is a video card, said third board (90) is plug-in connected with said second board (43), and said second board (43) is plug-in connected with said first board (42).