CN221125464U - LED display device - Google Patents

Abstract

The present utility model provides an LED display device, comprising: a frame; the LED module is connected to the front side of the frame; the rear cover is connected to the rear side of the frame and comprises a rear cover main body, a surrounding and blocking part and a baffle plate, the rear cover main body is provided with an installation notch, the surrounding and blocking part is arranged at the installation notch and extends towards the LED module, the baffle plate is arranged at one side of the surrounding and blocking part towards the LED module, the surrounding and blocking part and the baffle plate form an accommodating space for accommodating an external wire rod and a first plug connector, and the surrounding and blocking part is provided with an avoidance notch; the control panel assembly is arranged in a space surrounded by the frame, the rear cover and the LED module, and comprises a first board card which is arranged on the rear cover and at the avoidance gap, and the first plug connector passes through the avoidance gap and is connected with the first board card in a plug connection mode. The technical scheme of the utility model can effectively solve the problem that the operation is not easy when the staff in the related technology performs the front maintenance on the LED display device.

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 certain LED display device in the LED display screen has display faults, a worker usually removes a rear cover of the LED display device and then detects and maintains all parts in the LED display device, namely, the LED display device is maintained after the LED display device is maintained; or the staff takes down the LED display module, and then detects and maintains all parts in the LED display device, namely, performs front maintenance on the LED display device. In the related art, when the staff carries out the front maintenance to the LED display device, some external wires are connected with the inside part of the LED display device, and the staff is difficult to carry out the plug operation to the external wires, and then leads to the staff to have the operation difficulty when carrying out the front maintenance to the LED display device.

Therefore, there is a problem in the related art that the operation is not easy when a worker performs front maintenance on the LED display device.

Disclosure of utility model

The utility model mainly aims to provide an LED display device, which is used for solving the problem that the operation is not easy when workers in the related art perform front maintenance on the LED display device.

In order to achieve the above object, the present utility model provides an LED display device comprising: a frame; the LED module is connected to the front side of the frame; the rear cover is connected to the rear side of the frame and comprises a rear cover main body, a surrounding and blocking part and a baffle plate, the rear cover main body is provided with an installation notch, the surrounding and blocking part is arranged at the installation notch and extends towards the LED module, the baffle plate is arranged at one side of the surrounding and blocking part towards the LED module, the surrounding and blocking part and the baffle plate form an accommodating space for accommodating an external wire rod, the end part of the external wire rod is provided with a first plug connector, and the surrounding and blocking part is provided with an avoidance notch; the control panel assembly is arranged in a space surrounded by the frame, the rear cover and the LED module, and comprises a first board card which is arranged on the rear cover and at the avoidance gap, and the first plug connector passes through the avoidance gap and is connected with the first board card in a plug connection mode.

Further, the control panel assembly further comprises a connecting plate which is arranged at the avoidance gap and seals the avoidance gap, the first board is provided with a second plug connector, the connecting plate is connected to the first board, the connecting plate is provided with a through hole corresponding to the second plug connector, and the first plug connector can pass through the through hole and be in plug fit with the second plug connector.

Further, a positioning structure is arranged between the rear cover and the first board card and comprises a first positioning hole and a positioning column penetrating through the first positioning hole, wherein one of the positioning column and the first positioning hole is arranged on the rear cover, the other one of the positioning column and the first positioning hole is arranged on the first board card, and the positioning column is perpendicular to the rear cover.

Further, the baffle is detachably attached to the front side of the enclosure.

Further, the baffle is provided with a flange structure extending forwards.

Further, accommodation space sets up in the bottom of back lid, and LED display device still includes the connecting plate that sets up in dodging breach department and shutoff dodge the breach, and the connecting plate is connected on first integrated circuit board, is provided with the via hole that supplies first plug connector to pass on the connecting plate, and the baffle upwards protrudes in the connecting plate.

Further, the rear cover further comprises a support column arranged on the cover plate, and the support column is supported on the rear side of the first board card.

Further, the positioning column is arranged on the support column, and the outer diameter of the positioning column is smaller than that of the support column; and/or the support column is provided with a mounting hole, and the first board card is mounted on the rear cover through a fastener penetrating through the first board card and the mounting hole.

Further, the control panel assembly further comprises a second board card mounted on the frame, and a fourth plug connector which is in plug connection with a third plug connector on the second board card is arranged on the front side surface of the first board card.

Further, the reference column sets up on the back lid, and first locating hole sets up on first integrated circuit board, is provided with the second locating hole on the second integrated circuit board, and the reference column wears to locate first locating hole and second locating hole.

By applying the technical scheme of the utility model, the frame, the LED module and the rear cover jointly form an inner space, and the components such as the control panel assembly and the like are arranged in the inner space. The rear cover main body is provided with a mounting notch, the enclosing part is arranged at the mounting notch and extends towards the LED module, and the baffle is arranged at one side of the enclosing part towards the LED module and used for shielding the front side of the enclosing part; the space surrounded by the enclosing part and the baffle is an accommodating space, and an avoidance gap through which the external wire rod and the first plug connector can pass is formed in the enclosing part. Aiming at the use scene that the rear side of the LED display device is required to be closely arranged with a wall and other mounting structures, a worker can only perform front maintenance on the LED display device, the worker takes down the first board card, at the moment, the external wire can also enter the internal space through the avoidance gap, the staff can detect and maintain first integrated circuit board, external wire rod, first plug connector etc. in the interior space, also can make things convenient for the staff to carry out the plug operation of first plug connector and first integrated circuit board simultaneously, and then makes the staff carry out the operation of front maintenance and become easy. Therefore, the technical scheme of the utility model can effectively solve the problem that the operation is not easy when the staff in the related art performs front maintenance on the LED display device.

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 is a schematic perspective view showing a part of the structure at the time of front maintenance of an embodiment of an LED display device according to the present utility model;

FIG. 2 is a front view schematically showing a part of the structure of the LED display device of FIG. 1;

FIG. 3 shows a schematic perspective view of the LED display device of FIG. 2 without a baffle;

FIG. 4 shows a schematic front view of the LED display device of FIG. 3;

fig. 5 is a schematic perspective view showing a partial structure of a front side of a rear cover of the LED display device of fig. 1;

fig. 6 is a schematic perspective view showing a partial structure of the rear side of the rear cover of fig. 5;

FIG. 7 shows a schematic front view of the rear cover of FIG. 5;

FIG. 8 is a schematic perspective view showing a part of the first board card and the connection board of the LED display device of FIG. 1;

Fig. 9 is a schematic perspective view illustrating another angle of the first board and the connection board of fig. 8.

Wherein the above figures include the following reference numerals:

10. a frame; 11. an outer frame; 12. a stiffening beam;

20. A rear cover; 21. a rear cover main body; 211. a mounting notch; 22. a surrounding part; 221. avoiding the notch; 23. an accommodation space; 24. a support column;

30. A first plug member;

40. A control panel assembly; 41. a first board card;

50. a connecting plate; 51. a second plug member; 52. a via hole;

60. a positioning structure; 61. a first positioning hole; 62. positioning columns;

70. A baffle; 71. a flanging structure;

80. And a fourth plug-in connector.

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, the present application provides an LED display device, an embodiment of which includes: a frame 10; an LED module connected to the front side of the frame 10; the rear cover 20 is connected to the rear side of the frame 10, the rear cover 20 comprises a rear cover main body 21, a surrounding baffle part 22 and a baffle 70, the rear cover main body 21 is provided with a mounting notch 211, the surrounding baffle part 22 is arranged at the mounting notch 211 and extends towards the LED module, the baffle 70 is arranged at one side of the surrounding baffle part 22 towards the LED module, the surrounding baffle part 22 and the baffle 70 form an accommodating space 23 for accommodating an external wire rod, the end part of the external wire rod is provided with a first plug connector 30, and the surrounding baffle part 22 is provided with an avoidance notch 221; the control board assembly 40 is arranged in a space surrounded by the frame 10, the rear cover 20 and the LED module, the control board assembly 40 comprises a first board card 41 which is arranged on the rear cover 20 and at the avoidance notch 221, and the first plug connector 30 passes through the avoidance notch 221 and is connected with the first board card 41 in a plug connection mode.

By applying the technical solution of the present embodiment, the frame 10, the LED module and the rear cover 20 together form an inner space in which the control board assembly 40 and the like are disposed. The rear cover main body 21 is provided with a mounting notch 211, the enclosing part 22 is arranged at the mounting notch 211 and extends towards the LED module, and the baffle 70 is arranged at one side of the enclosing part 22 towards the LED module and is used for shielding the front side of the enclosing part 22; the space surrounded by the enclosing part 22 and the baffle 70 is the accommodating space 23, and the enclosing part 22 is provided with an avoiding notch 221 through which the external wire and the first plug connector 30 can pass. To the service scenario that installation structure such as LED display device rear side needs to press close to the setting with wall body, the staff only can carry out the front maintenance to LED display device, and the staff takes off first integrated circuit board 41, and external wire rod also accessible dodges breach 221 and enter into the inner space this moment in, and the staff can detect, maintain first integrated circuit board 41, external wire rod, first plug connector 30 etc. in the inner space, also can make things convenient for the staff to carry out plug operation of first plug connector 30 and first integrated circuit board 41 simultaneously, and then makes the staff carry out the operation of front maintenance easy. Therefore, the technical scheme of the embodiment can effectively solve the problem that the operation is not easy when the staff in the related art performs the front maintenance on the LED display device.

Because the distance between the LED display device and the wall body on which the LED display device is mounted is very short, the space between the LED display device and the wall body where the operation can be performed is very small, so that the avoidance gap 221 is to be arranged on the upper side wall of the enclosure portion 22, compared with other positions (for example, on the front side wall of the enclosure portion 22) where the avoidance gap 221 is to be arranged on the enclosure portion 22, the advantage is that: when the LED display device is mounted on the wall, the avoidance notch 221 is on a horizontal plane, and a worker can easily vertically pass the first connector 30 through the avoidance notch, so that the plug connection operation of the first connector 30 and the first board 41 is easy.

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. The "avoiding notch 221" is a through hole, and can communicate the accommodating space 23 with the internal space of the LED display device.

As shown in fig. 4 to 7, the control board assembly 40 further includes a connection board 50 disposed at the avoidance gap 221 and blocking the avoidance gap 221, the first board 41 is provided with a second plug connector 51, the connection board 50 is connected to the first board 41, the connection board 50 is provided with a via hole 52 corresponding to the second plug connector 51, and the first plug connector 30 can pass through the via hole 52 and be in plug-in fit with the second plug connector 51. The connecting plate 50 can block and avoid the notch 221, so that the inner space in the LED display device forms a closed space, and impurities such as dust outside the LED display device are prevented from entering the inner space, so that the impurities are prevented from polluting components in the inner space. The connecting plate 50 is provided with a via hole 52, the first plug connector 30 can pass through the via hole 52, and when in use, the first plug connector 30 is in plug-in fit with the second plug connector 51, so that an external wire is connected with the first board 41. When the staff carries out the front maintenance to the LED display device, the staff takes off first integrated circuit board 41, and at this moment, connecting plate 50 also is taken off along with first integrated circuit board 41, and first plug connector 30 and external wire rod also can follow in first integrated circuit board 41 gets into the inner space to make the front maintenance operation of staff become convenient.

It should be noted that, in the present embodiment, the connection board 50 is disposed on the rear side of the first board 41, the connection board 50 is in an "L" structure, the first side of the connection board 50 is disposed perpendicular to the first board 41 and is fixedly connected thereto, the second side of the connection board 50 is disposed parallel to and opposite to the first board 41, and the second side of the connection board 50 is connected to the first board 41 through a columnar structure and is fixed to the first board 41 through a nut. During installation, the avoidance notch 221 is located on the horizontal plane, the first board card 41 is located on the vertical plane, the avoidance notch 221 is perpendicular to the first board card 41, and at this time, the lower side surface of the connecting plate 50 is located at the avoidance notch 221 and shields the avoidance notch 221.

As shown in fig. 1 to 2, a positioning structure 60 is disposed between the rear cover 20 and the first board card 41, the positioning structure 60 includes a first positioning hole 61 and a positioning post 62 penetrating the first positioning hole 61, wherein one of the positioning post 62 and the first positioning hole 61 is disposed on the rear cover 20, the other of the positioning post 62 and the first positioning hole 61 is disposed on the first board card 41, and the positioning post 62 is disposed perpendicular to the rear cover 20. In this embodiment, the positioning column 62 is vertically disposed on the rear cover 20, the first positioning hole 61 is disposed on the first board card 41, and when the first board card 41 is installed, the positioning structure 60 enables the first board card 41 and the rear cover 20 to be accurately positioned, and after the first board card 41 and the rear cover 20 are positioned, a worker can conveniently perform subsequent fastening operations, for example, the worker uses a fixing bolt to fasten the first board card 41 on the rear cover 20.

As shown in fig. 1 to 4, a baffle 70 is detachably attached to the front side of the enclosure 22. In this embodiment, a notch is also formed on the front side of the enclosure portion 22, and since the positioning column 62 is provided and the positioning column 62 has a certain length, when the first board 41 is to be removed, the first board 41 needs to be moved forward, so that after the first positioning hole 61 on the first board 41 is separated from the positioning column 62, the first board 41 is moved upward, and the notch is provided with the advantages that: when the worker moves the first board 41 forward, the external wire and the first connector 30 also move forward and pass through the notch, so that the external wire and the first connector 30 do not interfere with the front wall of the enclosure.

The baffle 70 can seal the notch, so that the inner space of the LED display device forms a closed space, and impurities such as dust outside the LED display device are prevented from entering the inner space. The baffle 70 is detachably arranged, so that the baffle 70 can realize the function of resisting impurities and the function of exposing the notch part, and the integrity of the rear cover 20 is ensured.

As shown in fig. 1 to 2, the baffle 70 is provided with a forwardly extending burring structure 71. In this embodiment, the frame 10 includes an outer frame 11 and a reinforcing beam 12, the outer frame 11 is used for enclosing an internal space forming the LED display device, the reinforcing beam 12 and the outer frame 11 are integrally arranged, and other components in the internal space can be fixedly connected with the reinforcing beam 12 through a fastening structure; since the baffle 70 is provided at the rear side of the partial reinforcing beam 12, when the worker removes the baffle 70, the worker needs to move the baffle 70 upward so that the baffle 70 does not interfere with the partial reinforcing beam 12 and then move the baffle 70 forward. The provision of the burring structure 71 makes it convenient for a worker to move the baffle 70 upward.

As shown in fig. 5 to 9, the accommodating space 23 is disposed at the bottom of the rear cover 20, the LED display device further includes a connection plate 50 disposed at the avoidance gap 221 and blocking the avoidance gap 221, the connection plate 50 is connected to the first board 41, a via hole 52 through which the first plug connector 30 passes is disposed on the connection plate 50, and the baffle 70 protrudes upward from the connection plate 50. Due to the limitation of the processing technology, a gap exists between the baffle 70 and the connecting plate 50, and the baffle 70 protrudes upwards from the connecting plate 50, so that the gap becomes a narrow channel in the up-down direction; impurities such as dust are difficult to overcome the action of gravity and move upwards, so that the impurities are difficult to enter the inner space through the narrow channels in the vertical direction, and the possibility that the impurities enter the inner space is further reduced.

The "bottom" mentioned above refers to a position on the rear cover 20 where the rear side is located downward.

As shown in fig. 5 to 7, the rear cover 20 further includes a support column 24 provided on the rear cover main body 21, the support column 24 being supported on the rear side of the first board 41. The support column 24 is used for supporting the first board card 41, so that a certain distance is reserved between the first board card 41 and the rear cover main body 21, and when a worker performs front maintenance on the LED display device, the first board card 41 is convenient to detach by the worker.

As shown in fig. 1-2, the positioning posts 62 are disposed on the support posts 24, with the outer diameter of the positioning posts 62 being smaller than the outer diameter of the support posts 24. Thus, the two columnar structures are not required to be arranged to respectively realize the supporting function and the positioning function, so that the positioning column 62 and the supporting column 24 have simple structures, and the supporting function and the positioning function can be realized.

As shown in fig. 1 to 2, the support column 24 is provided with a mounting hole, and the first board 41 is mounted on the rear cover 20 by a fastener penetrating the first board 41 and the mounting hole. After the first board 41 and the rear cover 20 are positioned, a worker uses a fastener to fix the first board 41 and the rear cover 20, and the fastener can be a fixing bolt or other structures capable of realizing the fastening function.

As shown in fig. 1 to 2, the control board assembly 40 further includes a second board mounted on the frame 10, and a fourth connector 80 connected to the third connector on the second board is provided on the front side of the first board 41. In this embodiment, the second board card is disposed on the front side of the first board card 41, the second board card is provided with a third plug connector, the front side of the first board card 41 is provided with a fourth plug connector 80, and the third plug connector can be plug-connected with the fourth plug connector 80, so that the first board card 41 and the second board card are electrically connected. By the arrangement, the plug connector is reasonably distributed on the first board card 41, and the space between the front side surface of the first board card 41 and the rear side surface of the second board card is fully utilized.

As shown in fig. 1 to 7, the positioning column 62 is disposed on the rear cover 20, the first positioning hole 61 is disposed on the first board 41, the second board is provided with the second positioning hole, and the positioning column 62 is disposed through the first positioning hole 61 and the second positioning hole. In this embodiment, the positioning column 62 has a certain length, the second board card is disposed on the front side of the first board card 41, when the control board assembly 40 is installed, the first board card 41 and the positioning column 62 are positioned, and then the second board card and the positioning column 62 are positioned, so that the positioning of the first board card 41 and the second board card and the rear cover 20 can be realized, the mutual positioning between the first board card 41 and the second board card can be realized, and the accurate plugging between the fourth plug connector 80 of the first board card 41 and the third plug connector of the second board card is further ensured.

Specifically, the LED display device of the present application can perform both front maintenance and rear maintenance. The staff unscrews the fixing bolt for fixing the rear cover 20 on the frame 10, and as the first board card 41 is arranged on the rear cover 20 and other components of the control board assembly 40 are arranged in the inner space, after the rear cover 20 is taken down, all components of the control board assembly 40 can be exposed, so that the staff can perform the post-maintenance; or the worker removes the LED module to expose the internal space of the LED display device and the components in the internal space, and the worker can directly remove the components except the first board 41 in the control board assembly 40, then move the baffle 70 upwards, so that the baffle 70 and the reinforcing beam 12 do not interfere, then remove the baffle 70, and then remove the first board 41 together with the external wires, thereby the worker can perform pre-maintenance.

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. An LED display device, comprising:

A frame (10);

an LED module connected to the front side of the frame (10);

The rear cover (20) is connected to the rear side of the frame (10), the rear cover (20) comprises a rear cover main body (21), a surrounding blocking portion (22) and a baffle plate (70), the rear cover main body (21) is provided with a mounting notch (211), the surrounding blocking portion (22) is arranged at the mounting notch (211) and extends towards the LED module, the baffle plate (70) is arranged on one side of the surrounding blocking portion (22) towards the LED module, the surrounding blocking portion (22) and the baffle plate (70) form an accommodating space (23) for accommodating an external wire rod, a first plug connector (30) is arranged at the end part of the external wire rod, and a avoidance notch (221) is formed in the surrounding blocking portion (22);

The control panel assembly (40) is arranged in a space surrounded by the frame (10), the rear cover (20) and the LED module, the control panel assembly (40) comprises a first board card (41) which is arranged on the rear cover (20) and arranged at the avoidance notch (221), and the first plug connector (30) penetrates through the avoidance notch (221) and is in plug connection with the first board card (41).

2. The LED display device according to claim 1, wherein the control board assembly (40) further comprises a connecting board (50) disposed at the avoidance gap (221) and sealing the avoidance gap (221), the first board (41) is provided with a second plug connector (51), the connecting board (50) is connected to the first board (41), the connecting board (50) is provided with a via hole (52) corresponding to the second plug connector (51), and the first plug connector (30) can pass through the via hole (52) and be in plug-in fit with the second plug connector (51).

3. The LED display device according to claim 1, wherein a positioning structure (60) is provided between the rear cover (20) and the first board (41), the positioning structure (60) includes a first positioning hole (61) and a positioning post (62) penetrating into the first positioning hole (61), wherein one of the positioning post (62) and the first positioning hole (61) is provided on the rear cover (20), and the other of the positioning post (62) and the first positioning hole (61) is provided on the first board (41), and the positioning post (62) is provided perpendicular to the rear cover (20).

4. A LED display device according to claim 3, characterized in that the baffle (70) is detachably connected to the front side of the enclosure (22).

5. LED display device according to claim 4, characterized in that the baffle (70) is provided with a forwardly extending flange structure (71).

6. The LED display device according to claim 4, wherein the accommodating space (23) is disposed at the bottom of the rear cover (20), the LED display device further comprises a connection plate (50) disposed at the avoidance gap (221) and sealing the avoidance gap (221), the connection plate (50) is connected to the first board (41), a via hole (52) through which the first plug connector (30) passes is disposed on the connection plate (50), and the baffle (70) protrudes upward from the connection plate (50).

7. A LED display device according to claim 3, characterized in that the rear cover (20) further comprises a support column (24) provided on the rear cover body (21), the support column (24) being supported on the rear side of the first board card (41).

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

The positioning column (62) is arranged on the supporting column (24), and the outer diameter of the positioning column (62) is smaller than the outer diameter of the supporting column (24); and/or the number of the groups of groups,

The support column (24) is provided with a mounting hole, and the first board card (41) is mounted on the rear cover (20) through a fastener penetrating through the first board card (41) and the mounting hole.

9. The LED display device according to any of the claims 3 to 7, characterized in that the control board assembly (40) further comprises a second board mounted on the frame (10), a fourth plug connector (80) being provided on the front side of the first board (41) in plug connection with a third plug connector on the second board.

10. The LED display device according to claim 9, wherein the positioning posts (62) are disposed on the rear cover (20), the first positioning holes (61) are disposed on the first board (41), the second board is provided with second positioning holes, and the positioning posts (62) are disposed through the first positioning holes (61) and the second positioning holes.