CN219162948U

CN219162948U - Box body assembly of LED display device and LED display device

Info

Publication number: CN219162948U
Application number: CN202222561283.XU
Authority: CN
Inventors: 曹林华; 刘志勇
Original assignee: Leyard Optoelectronic Co Ltd
Current assignee: Leyard Optoelectronic Co Ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-06-09
Anticipated expiration: 2032-09-27

Abstract

The utility model provides a box assembly of an LED display device and the LED display device. Wherein, the box subassembly of LED display device includes: the box body comprises a rear plate and a coaming which is arranged at the rear edge of the rear plate in a surrounding manner; the control assembly is arranged at the rear side of the rear plate and comprises a connector penetrating through the coaming; the shielding assembly comprises a shielding plate movably arranged on the coaming, and the shielding plate is provided with a shielding position for shielding the connector and a avoiding position for avoiding the connector. According to the technical scheme, the problem that an operator touches the connector by mistake to cause electric shock is effectively solved, and the connector in the related technology is exposed outside the box body assembly of the LED display device.

Description

Box body assembly 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 box assembly 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 box assembly of the LED display device comprises a box and a control assembly. The box body comprises a back plate and coaming plates which are arranged at the back edge of the back plate in a surrounding mode. The control assembly is arranged at the rear side of the rear plate and comprises a connector penetrating through the coaming. When the control assembly of the box assembly of the LED display device is electrified for testing, the connector of the control assembly is electrified, the connector is exposed out of the box assembly of the LED display device, and the risk of electric shock caused by the fact that an operator touches the connector by mistake exists.

Disclosure of Invention

The utility model mainly aims to provide a box assembly of an LED display device and the LED display device, so as to solve the problem that an operator mistakenly touches the connector to cause electric shock because the connector in the related art is exposed outside the box assembly of the LED display device.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a case assembly of an LED display device, comprising: the box body comprises a rear plate and a coaming which is arranged at the rear edge of the rear plate in a surrounding manner; the control assembly is arranged at the rear side of the rear plate and comprises a connector penetrating through the coaming; the shielding assembly comprises a shielding plate movably arranged on the coaming, and the shielding plate is provided with a shielding position for shielding the connector and a avoiding position for avoiding the connector.

Further, shielding assembly still includes the fender frame of superpose in the bounding wall outside, keeps off the outside that the frame is located the connector and keep off the inside of frame have with the connector correspond dodge mouthful, keep off the frame including relative first sideboard and the second sideboard that sets up, the shielding plate is movably set up between first sideboard and second sideboard, is in the shielding position when shielding plate and the spacing cooperation of first sideboard, is in dodge the position when shielding plate and the spacing cooperation of second sideboard.

Further, the shielding assembly further comprises a first magnetic attraction piece arranged on the first side plate and a second magnetic attraction piece arranged on the end face, facing the first side plate, of the shielding plate, the first magnetic attraction piece and the second magnetic attraction piece are correspondingly arranged, and the shielding plate is kept at a shielding position when the first magnetic attraction piece and the second magnetic attraction piece are in magnetic attraction fit.

Further, the shielding assembly further comprises an elastic piece arranged between the first side plate and the shielding plate, the elastic piece applies elastic force to the shielding plate, when the magnetic attraction force of the first magnetic attraction piece and the second magnetic attraction piece in magnetic attraction matching is larger than the elastic force, the shielding plate is kept at a shielding position, and when the first magnetic attraction piece and the second magnetic attraction piece are separated and under the action of the elastic force, the shielding plate is kept at an avoiding position.

Further, a positioning column is arranged on the surface of the first side plate facing the second side plate or the surface of the shielding plate facing the first side plate, and the elastic piece is sleeved outside the positioning column.

Further, the baffle frame further comprises a third side plate and a fourth side plate which are connected between the first side plate and the second side plate and are oppositely arranged, the first side plate, the third side plate, the second side plate and the fourth side plate enclose an avoidance opening, the third side plate and/or the fourth side plate comprises a first clamping plate and a second clamping plate which are overlapped from the inside of the box body to the outside, and a part of the baffle plate is located between the first clamping plate and the second clamping plate.

Further, the baffle frame further comprises a third side plate and a fourth side plate which are connected between the first side plate and the second side plate and are oppositely arranged, the third side plate and/or the fourth side plate is/are provided with a first guide part, and the baffle plate is provided with a second guide part matched with the first guide part in a guiding way.

Further, the first guide part is a guide protrusion arranged on the third side plate and/or the fourth side plate, and the second guide part is a guide groove arranged on the shielding plate.

Further, the surface of the shielding plate, which faces away from the connector, is provided with anti-slip ribs.

According to another aspect of the present utility model, there is provided an LED display device, including a plurality of box assemblies disposed in a spliced manner, where the box assemblies are the box assemblies of the LED display device, and when two adjacent box assemblies are spliced, a shielding plate of each box assembly is located at an avoidance position, and a plug of a connector of one box assembly of the two adjacent box assemblies is in plug-in fit with a socket of a connector of the other box assembly.

By applying the technical scheme of the utility model, the box body component of the LED display device comprises: the box, control assembly and shielding assembly. The box body comprises a back plate and coaming plates which are arranged at the back edge of the back plate in a surrounding mode. The control assembly is arranged at the rear side of the rear plate and comprises a connector penetrating through the coaming. The shielding assembly includes a shielding plate movably disposed on the shroud. The shielding plate is provided with a shielding position for shielding the connector and an avoidance position for avoiding the connector. The shielding plate is movably arranged on the coaming, the shielding plate is positioned at an avoidance position where the connector is avoided, and the connector can be subjected to plugging operation. Before the control assembly of the box assembly of the LED display device is electrified and tested, the shielding plate is positioned at the shielding position of the shielding connector. Therefore, when the control assembly of the box assembly of the LED display device is electrified and tested, the connector is shielded by the shielding plate and cannot be exposed outside the box assembly of the LED display device, so that misoperation of operators is avoided. Therefore, the technical scheme of the application effectively solves the problem that the connector in the related technology is exposed outside the box body assembly of the LED display device, and an operator touches the connector by mistake to cause electric shock.

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 a case assembly of an LED display device according to the present utility model;

FIG. 2 is a schematic perspective view showing another view of the case assembly of the LED display device of FIG. 1;

FIG. 3 shows a partial enlarged view at A of a housing assembly of the LED display device of FIG. 2;

FIG. 4 shows a schematic perspective view of a shutter assembly of the housing assembly of the LED display device of FIG. 1;

FIG. 5 shows a front view of the shielding assembly of FIG. 4;

FIG. 6 shows a cross-sectional view in the B-B direction of the shielding assembly of FIG. 5;

FIG. 7 shows a schematic view of the shielding assembly of FIG. 4 in an exploded configuration;

fig. 8 shows an exploded view of the shielding assembly of fig. 4 from another perspective.

Wherein the above figures include the following reference numerals:

10. a case; 11. a rear plate; 12. coaming plate;

20. a control assembly; 21. a connector;

30. a shielding assembly; 31. a shielding plate; 32. a blocking frame; 321. a first side plate; 322. a second side plate; 323. a third side plate; 3231. a first clamping plate; 3232. a second clamping plate; 324. a fourth side plate; 325. an avoidance port; 33. a first magnetic attraction member; 34. a second magnetic attraction member; 35. an elastic member; 36. positioning columns; 37. a guide protrusion; 38. a guide groove; 39. and (5) an anti-skid rib.

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 3, a case assembly of an LED display device includes: a housing 10, a control assembly 20 and a shutter assembly 30. The case 10 includes a rear plate 11 and a surrounding plate 12 surrounding the rear edge of the rear plate 11. The control assembly 20 is provided on the rear side of the rear plate 11, and the control assembly 20 includes a connector 21 penetrating the shroud 12. The shielding assembly 30 includes a shielding plate 31 movably disposed to the shroud 12. The shielding plate 31 has a shielding position for shielding the connector 21 and an avoidance position for avoiding the connector 21.

With the technical solution of the present embodiment, the shielding assembly 30 includes a shielding plate 31 movably disposed on the coaming 12. The shielding plate 31 has a shielding position for shielding the connector 21 and an avoidance position for avoiding the connector 21. The shielding plate 31 is movably provided on the shroud 12, and the shielding plate 31 is at a retracted position for retracting the connector 21, so that the connector 21 can be inserted. The shutter 31 is in a blocking position to block the connector 21 prior to power-on testing of the control assembly 20 of the housing assembly of the LED display device. In this way, the connector 21 is shielded by the shielding plate 31 from being exposed outside the box assembly of the LED display device when the control assembly 20 of the box assembly of the LED display device is electrified for testing, so that the operator is prevented from touching by mistake. Therefore, the technical scheme of the embodiment effectively solves the problem that the connector in the related art is exposed outside the box body assembly of the LED display device, and an operator touches the connector by mistake to cause electric shock.

In this embodiment, the control assembly 20 further includes a control board and a power board connected to the control board, and the power board is connected to the connector 21. The connector 21 includes a plug including an insulator and a pin penetrating the insulator, and a part of the pin penetrates the insulator. When the control assembly of the box body assembly of the LED display device is electrified for testing, the contact pin of the plug is electrified. The shielding plate 31 can shield the pins of the plug when in the shielding position, and the shielding plate 31 can avoid the pins of the plug when in the avoiding position.

As shown in fig. 3 to 5, the shielding assembly 30 further includes a blocking frame 32 superposed on the outer side of the shroud 12, the blocking frame 32 being located on the outer side of the connector 21 and the blocking frame 32 having inside thereof a relief opening 325 corresponding to the connector 21. The baffle frame 32 facilitates the arrangement of the shielding plate 31 and facilitates the assembly of the shielding assembly 30. The relief opening 325 of the bezel 32 facilitates the plugging operation of the connector 21. The shielding frame 32 includes a first side plate 321 and a second side plate 322 disposed opposite to each other, and the shielding plate 31 is movably disposed between the first side plate 321 and the second side plate 322. The shielding plate 31 is in a shielding position when in limit fit with the first side plate 321, and the shielding plate 31 is in an avoiding position when in limit fit with the second side plate 322. In this embodiment, the baffle 32 is fixed to the shroud 12 by screws.

As shown in fig. 3 to 5, the shielding assembly 30 further includes a first magnetic attraction member 33 provided on the first side plate 321 and a second magnetic attraction member 34 provided on an end surface of the shielding plate 31 facing the first side plate 321. The first magnetic attraction piece 33 and the second magnetic attraction piece 34 are correspondingly arranged, and the shielding plate 31 is kept at a shielding position when the first magnetic attraction piece 33 and the second magnetic attraction piece 34 are in magnetic attraction fit. The first magnetic attraction piece 33 and the second magnetic attraction piece 34 are used for realizing limit matching of the shielding plate 31 and the first side plate 321, so that the structure is simple and the processing is convenient. In the present embodiment, the first magnetic attraction member 33 is fixed to the first side plate 321 by a screw, and the second magnetic attraction member 34 is fixed to the shielding plate 31 by a screw.

As shown in fig. 6 to 8, the shielding assembly 30 further includes an elastic member 35 disposed between the first side plate 321 and the shielding plate 31, the elastic member 35 applying an elastic force to the shielding plate 31. When the magnetic attraction force when the first magnetic attraction piece 33 and the second magnetic attraction piece 34 are magnetically attracted and matched is larger than the elastic force, the shielding plate 31 is kept at the shielding position. When the first magnetic attraction member 33 is separated from the second magnetic attraction member 34 and under the action of elastic force, the shielding plate 31 is held at the avoidance position.

Specifically, when the control assembly 20 of the case assembly of the LED display device is energized for testing, the shielding plate 31 is driven by an external force to move and compress the elastic member 35, the shielding plate 31 is made to approach the first side plate 321, the first magnetic attraction member 33 and the second magnetic attraction member 34 are magnetically attracted to be matched to overcome the elastic force of the elastic member 35, and the shielding plate 31 can be kept at the shielding position to cover the connector 21 due to the fact that the magnetic attraction force of the first magnetic attraction member 33 and the second magnetic attraction member 34 is larger than the elastic force of the elastic member 35.

Specifically, when the connector 21 needs to be plugged, the shielding plate 31 is driven by an external force to move, the first magnetic attraction member 33 is separated from the second magnetic attraction member 34 after the shielding plate 31 moves a certain distance, and the magnetic attraction force disappears, and the elastic member 35 is in a compressed state and has an elastic force, so that the shielding plate 31 moves towards the second side plate 322 under the action of the elastic force of the elastic member 35, and the shielding plate 31 is in the avoiding position. It should be noted that, when the shielding plate 31 is at the retracted position, the elastic member 35 has a certain compression amount to apply an initial pre-tightening force, so as to ensure that a certain elastic force acts on the shielding plate 31 to keep the shielding plate 31 at the retracted position.

In this embodiment, the elastic member 35 is preferably a return spring.

As shown in fig. 6 to 8, the surface of the first side plate 321 facing the second side plate 322 is provided with a positioning post 36, and the elastic member 35 is sleeved outside the positioning post 36. The positioning posts 36 are provided to secure the resilient member 35 so that the resilient member 35 does not deflect into place when compressed.

In an embodiment not shown in the drawings, the surface of the shielding plate facing the first side plate is provided with a positioning column, and the elastic piece is sleeved outside the positioning column.

As shown in fig. 6 to 8, the baffle frame 32 further includes a third side plate 323 and a fourth side plate 324 connected between the first side plate 321 and the second side plate 322 and disposed opposite to each other. The first side plate 321, the third side plate 323, the second side plate 322, and the fourth side plate 324 enclose an escape aperture 325. The third side plate 323 and the fourth side plate 324 include a first clamping plate 3231 and a second clamping plate 3232 which are disposed to overlap from the inside to the outside of the case 10 with a sandwich space formed between the first clamping plate 3231 and the second clamping plate 3232. A portion of the shielding plate 31 is located between the first clamping plate 3231 and the second clamping plate 3232 so that the shielding plate 31 can be fixed to the shielding frame 32.

Specifically, the positioning of a portion of the shielding plate 31 between the first clamping plate 3231 and the second clamping plate 3232 means that the first end of the shielding plate 31 is positioned between the first clamping plate 3231 and the second clamping plate 3232 of the third side plate 323, and the second end of the shielding plate 31 is positioned between the first clamping plate 3231 and the second clamping plate 3232 of the fourth side plate 324.

In the present embodiment, after the second clamping plate 3232 and the first clamping plate 3231 are fixed together by screws, the first clamping plate 3231 is fixed to the coaming 12 by screws.

In an embodiment not shown in the drawings, the third side plate or the fourth side plate includes a first clamping plate and a second clamping plate that are disposed to overlap from the inside to the outside of the case.

As shown in fig. 6 to 8, the baffle frame 32 further includes a third side plate 323 and a fourth side plate 324 connected between the first side plate 321 and the second side plate 322 and disposed opposite to each other. The third side plate 323 and the fourth side plate 324 are provided with first guide portions, and the shielding plate 31 is provided with second guide portions that are in guide engagement with the first guide portions. The first guide part and the second guide part are matched in a guiding way, so that the shielding plate 31 can move on the blocking frame 32 in a directional way.

In this embodiment, the shroud 12 is a rectangular frame comprising long sides and short sides. The baffle frame 32 is disposed on the long side, and the guiding cooperation of the first guiding portion and the second guiding portion is parallel to the length direction of the long side.

In an embodiment not shown in the figures, the third side plate or the fourth side plate is provided with a first guide portion, and the shielding plate is provided with a second guide portion in guiding engagement with the first guide portion.

As shown in fig. 6 to 8, the first guide portion is a guide projection 37 provided on the third side plate 323 and the fourth side plate 324, and the second guide portion is a guide groove 38 provided on the shielding plate 31. The guide groove 38 avoids the guide protrusion 37, and the guide matching of the shielding plate 31 with the third side plate 323 and the fourth side plate 324 is realized through the guide protrusion 37 and the guide groove 38, so that the structure is simple, and the processing is convenient.

In an embodiment not shown in the drawings, the first guide portion is a guide projection provided on the third side plate or the fourth side plate, and the second guide portion is a guide groove provided on the shielding plate.

As shown in fig. 3 to 5, the surface of the shielding plate 31 facing away from the connector 21 is provided with a non-slip rib 39. The provision of the anti-slip ribs 39 facilitates the operation of a person applying an external force to drive the movement of the shutter 31.

The application also provides an LED display device. The LED display device comprises a plurality of box body components which are spliced and arranged, and the box body components are the box body components of the LED display device. When two adjacent box assemblies are spliced, the shielding plate 31 of each box assembly is in an avoidance position, so that the plug of the connector 21 of one box assembly of the two adjacent box assemblies can be in plug-in fit with the socket of the connector 21 of the other box assembly.

When the connector 21 is required to be shielded when it is charged, the shielding plate 31 is placed in the shielding position according to the actual situation. When the box components of two adjacent LED display devices need to be spliced, that is, when the up-and-down cascading between the boxes 10 needs to be implemented, the shielding plate 31 is located at the avoiding position.

The box assembly of the LED display device can solve the problem that an operator mistakenly touches the connector to cause electric shock because the connector in the related art is exposed outside the box assembly of the LED display device, so that the LED display device with the box assembly of the LED display device can solve the same technical problem.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

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

1. A housing assembly for an LED display device, comprising:

the box body (10) comprises a rear plate (11) and a coaming (12) which is arranged at the rear edge of the rear plate (11) in a surrounding manner;

a control assembly (20) arranged at the rear side of the rear plate (11), wherein the control assembly (20) comprises a connector (21) penetrating through the coaming (12);

the shielding assembly (30) comprises a shielding plate (31) movably arranged on the surrounding plate (12), wherein the shielding plate (31) is provided with a shielding position for shielding the connector (21) and an avoiding position for avoiding the connector (21).

2. The LED display device of claim 1, wherein the shielding assembly (30) further comprises a shielding frame (32) stacked on the outer side of the surrounding board (12), the shielding frame (32) is located on the outer side of the connector (21) and an avoidance opening (325) corresponding to the connector (21) is formed in the shielding frame (32), the shielding frame (32) comprises a first side board (321) and a second side board (322) which are oppositely arranged, the shielding plate (31) is movably arranged between the first side board (321) and the second side board (322), the shielding plate (31) is in the shielding position when in limit fit with the first side board (321), and the shielding plate (31) is in the avoidance position when in limit fit with the second side board (322).

3. The LED display device housing assembly according to claim 2, wherein the shielding assembly (30) further comprises a first magnetic attraction member (33) provided on the first side plate (321) and a second magnetic attraction member (34) provided on an end surface of the shielding plate (31) facing the first side plate (321), the first magnetic attraction member (33) and the second magnetic attraction member (34) being provided in correspondence, and the shielding plate (31) is held in the shielding position when the first magnetic attraction member (33) and the second magnetic attraction member (34) are magnetically attracted.

4. A housing assembly of a LED display device according to claim 3, wherein the shielding assembly (30) further comprises an elastic member (35) arranged between the first side plate (321) and the shielding plate (31), the elastic member (35) applying an elastic force to the shielding plate (31), the shielding plate (31) being kept in the shielding position when the magnetic attraction force of the first magnetic attraction member (33) and the second magnetic attraction member (34) is larger than the elastic force, and the shielding plate (31) being kept in the avoiding position when the first magnetic attraction member (33) and the second magnetic attraction member (34) are separated and under the elastic force.

5. The box assembly of the LED display device according to claim 4, wherein a positioning post (36) is disposed on a surface of the first side plate (321) facing the second side plate (322) or a surface of the shielding plate (31) facing the first side plate (321), and the elastic member (35) is sleeved outside the positioning post (36).

6. The case assembly of an LED display device according to claim 2, wherein the shielding frame (32) further includes a third side plate (323) and a fourth side plate (324) connected between the first side plate (321) and the second side plate (322) and disposed opposite to each other, the first side plate (321), the third side plate (323), the second side plate (322), and the fourth side plate (324) enclose the escape opening (325), the third side plate (323) and/or the fourth side plate (324) includes a first clip plate (3231) and a second clip plate (3232) disposed to overlap from an inside to an outside of the case (10), and a portion of the shielding plate (31) is disposed between the first clip plate (3231) and the second clip plate (3232).

7. The box assembly of an LED display device according to claim 2, wherein the baffle frame (32) further comprises a third side plate (323) and a fourth side plate (324) which are connected between the first side plate (321) and the second side plate (322) and are oppositely arranged, a first guiding part is arranged on the third side plate (323) and/or the fourth side plate (324), and a second guiding part matched with the first guiding part in a guiding way is arranged on the shielding plate (31).

8. The case assembly of an LED display device according to claim 7, wherein the first guide portion is a guide protrusion (37) provided on the third side plate (323) and/or the fourth side plate (324), and the second guide portion is a guide groove (38) provided on the shielding plate (31).

9. A housing assembly of an LED display device according to any of claims 1 to 8, characterized in that the surface of the shielding plate (31) facing away from the connector (21) is provided with anti-slip ribs (39).

10. An LED display device, comprising a plurality of box components that the concatenation set up, its characterized in that, the box component is the box component of the LED display device of any one of claims 1 to 9, and two adjacent when the box component concatenation, every the shielding plate (31) of box component is in dodging the position, two adjacent box components one the plug of box component's connector (21) with another the socket grafting cooperation of box component's connector (21).