CN220895126U

CN220895126U - LED display device

Info

Publication number: CN220895126U
Application number: CN202322409130.8U
Authority: CN
Inventors: 李炳锋; 甘显刚
Original assignee: Shenzhen Leyard Optoelectronic Co Ltd
Current assignee: Shenzhen Leyard Optoelectronic Co Ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-05-03
Anticipated expiration: 2033-09-05

Abstract

The present utility model provides an LED display device, comprising: a bracket; the LED module is arranged at the front side of the bracket; the metal rear shell is arranged at the rear side of the bracket; the power supply piece is arranged between the LED module and the metal rear shell and supplies power for the LED module; the control panel is arranged between the LED module and the metal rear shell; the first end of the conductive sheet is electrically connected with the output end of the power supply piece, and the second end of the conductive sheet extends between the metal rear shell and the control panel and is electrically connected with the input end of the control panel; and the insulating cover is arranged on one side of the conductive sheet facing the metal rear shell and is detachably connected with the control board. According to the technical scheme provided by the utility model, the problem that the Mylar film attached to one side of the conductive film, which faces the metal rear shell, cannot be reused after being torn off in the related art can be solved.

Description

LED display device

Technical Field

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

Background

The LED display device comprises a power supply piece, a conducting strip, a control board and a metal rear shell, wherein the power supply piece is arranged on the control board, the power supply output end of the power supply piece is electrically connected with the control board through the conducting strip, the metal rear shell cover is arranged on one side of the control board, the space between the conducting strip and the metal rear shell is small, and short circuit risks exist between the conducting strip and the metal rear shell.

In the related art, the mylar sheet is attached to a side of the conductive sheet facing the metal rear case by providing the mylar sheet, so as to insulate the conductive sheet from the metal rear case.

However, in the related art, the mylar sheet is adhered to the conductive sheet and the control board by means of the back adhesive, and when the power supply member is maintained, the mylar sheet needs to be torn off to detach the power supply member, and the back adhesive property of the mylar sheet is reduced after the power supply member is torn off, so that the mylar sheet cannot be reused.

Disclosure of utility model

The utility model provides an LED display device, which solves the problem that a Mylar film attached to one side of a conductive film facing a metal rear shell in the related art cannot be reused after being torn off.

The present utility model provides an LED display device, comprising: a bracket; the LED module is arranged at the front side of the bracket; the metal rear shell is arranged at the rear side of the bracket; the power supply piece is arranged between the LED module and the metal rear shell and supplies power for the LED module; the control panel is arranged between the LED module and the metal rear shell; the first end of the conductive sheet is electrically connected with the output end of the power supply piece, and the second end of the conductive sheet extends between the metal rear shell and the control panel and is electrically connected with the input end of the control panel; and the insulating cover is arranged on one side of the conductive sheet facing the metal rear shell and is detachably connected with the control board.

Further, the insulating cover is connected with the control board through a clamping structure, the clamping structure comprises a clamping hook and a clamping interface matched with the clamping hook, one of the clamping hook and the clamping interface is arranged on the insulating cover, and the other of the clamping hook and the clamping interface is arranged on the control board.

Further, the LED display device further includes a fastener penetrating the second end of the conductive sheet and connected with the control board, and the insulating cover includes: the first cover plate is correspondingly arranged above the fastening piece; the second cover plate is arranged on one side of the first cover plate, which faces the power supply piece, and the distance between the second cover plate and the control plate is smaller than that between the first cover plate and the control plate; the connecting plate is arranged between the first cover plate and the second cover plate, the first end of the connecting plate is connected with the first cover plate, and the second end of the connecting plate is connected with the second cover plate.

Further, the insulating cover further comprises a surrounding rib, and the surrounding rib is arranged at the edge of the first cover plate and extends towards the control plate.

Further, the clamping hook is arranged on the surrounding rib, the insulating cover further comprises a reinforcing rib arranged on the inner surface of the surrounding rib, and the reinforcing rib is positioned on the inner side of the clamping hook.

Further, one end of the surrounding rib, which faces the control panel, is provided with a taking and placing opening penetrating through the inner surface and the outer surface of the surrounding rib.

Further, the LED display device further comprises an insulating sleeve sleeved on the conducting plate.

Further, the conducting strip includes first copper sheet and second copper sheet, and insulating lid is located first copper sheet and second copper sheet, and the insulating cover includes first cover body and second cover body, and first cover body cover is established on first copper sheet, and second cover body cover is established on the second copper sheet.

Further, be provided with the power breach on the control panel, the power spare is located power breach department, and the output of power spare is located the front side of power breach, and the conducting strip includes: the first straight section is arranged on one side of the control panel facing the metal rear shell and is connected with the control panel; the second straight section is positioned at the front side of the power notch and is electrically connected with the power piece; the first section of linkage segment is connected in first straight section, and the second end and the second straight section of linkage segment are connected, and insulating cover is established on the linkage segment.

Further, the insulating cover protrudes from the first straight section in a direction toward the power supply member.

By means of the technical scheme, the LED display device comprises the support, the LED module, the metal rear shell, the power supply piece, the control board, the conducting plate and the insulating cover, the LED module is arranged on the front side of the support, the metal rear shell is arranged on the rear side of the support, the power supply piece arranged between the LED module and the metal rear shell is used for supplying power to the LED module, the control board is further arranged between the LED module and the metal rear shell, the first end of the conducting plate is electrically connected with the power supply piece, the second end of the conducting plate is electrically connected with the input end of the control board, the insulating cover is arranged on one side, facing the metal rear shell, of the conducting plate, the part, extending to the position between the metal rear shell and the control board, of the conducting plate can be insulated and protected, when the conducting plate moves relative to the control board or the metal rear shell deforms, the conducting plate is prevented from being contacted with the metal rear shell, potential safety hazards such as short circuit or electric leakage caused by conduction of the conducting plate and the metal rear shell are avoided, and the insulating cover is detached from the control board when the power supply piece is maintained, the conducting plate is detached from the control board, the conducting plate is detached, the conducting plate is completely, the conducting plate is reinstalled on the metal rear shell, and the conducting plate is further insulated and the conducting plate is enabled to be repeatedly mounted to the insulating cover.

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 an exploded view of an LED display device provided by an embodiment of the present utility model;

fig. 2 shows a schematic structural diagram of an LED display device according to an embodiment of the present utility model;

Fig. 3 shows a cross-sectional view of an LED display device provided by an embodiment of the present utility model;

FIG. 4 shows a partial enlarged view at A in FIG. 3;

Fig. 5 is a cross-sectional view showing another view angle of the LED display device according to the embodiment of the present utility model;

fig. 6 shows a schematic structural diagram of a conductive sheet of an LED display device according to an embodiment of the present utility model;

Fig. 7 shows a schematic structural diagram of an insulating cover of an LED display device according to an embodiment of the present utility model;

fig. 8 is a schematic structural view showing another view angle of an insulating cover of an LED display device according to an embodiment of the present utility model;

Fig. 9 shows another exploded view of the LED display device according to the embodiment of the present utility model.

Wherein the above figures include the following reference numerals:

10. A metal rear case;

20. a power supply member; 21. an output end;

30. A control board; 31. a power supply notch;

40. A conductive sheet; 41. a first copper sheet; 42. a second copper sheet; 43. a first straight section; 44. a second straight section; 45. a connection section;

50. An insulating cover; 51. a first cover plate; 52. a second cover plate; 53. a connecting plate; 54. surrounding ribs; 541. a taking and placing port; 55. reinforcing ribs;

60. A clamping structure; 61. a clamping hook; 62. a card interface;

70. A fastener;

80. An insulating sleeve; 81. a first sleeve; 82. a second sleeve;

91. A bracket; 92. an LED module.

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 9, the embodiment of the present utility model provides an LED display device, which includes a bracket 91, an LED module 92, a metal rear case 10, a power supply member 20, a control board 30, a conductive sheet 40, and an insulation cover 50, wherein the LED module 92 is disposed at a front side of the bracket 91, the metal rear case 10 is disposed at a rear side of the bracket 91, the power supply member 20 is disposed between the LED module 92 and the metal rear case 10, the power supply member 20 supplies power to the LED module 92, the control board 30 is disposed between the LED module 92 and the metal rear case 10, a first end of the conductive sheet 40 is electrically connected with an output end 21 of the power supply member 20, a second end of the conductive sheet 40 extends between the metal rear case 10 and the control board 30 and is electrically connected with an input end of the control board 30, and the insulation cover 50 is disposed at a side of the conductive sheet 40 facing the metal rear case 10 and is detachably connected with the control board 30.

By applying the technical scheme of the utility model, the LED display device comprises a bracket 91, an LED module 92, a metal back shell 10, a power supply piece 20, a control board 30, a conducting plate 40 and an insulating cover 50, wherein the LED module 92 is arranged on the front side of the bracket 91, the metal back shell 10 is arranged on the rear side of the bracket 91, the power supply piece 20 arranged between the LED module 92 and the metal back shell 10 is used for supplying power to the LED module 92, the control board 30 is further arranged between the LED module 92 and the metal back shell 10, the first end of the conducting plate 40 is electrically connected with the power supply piece 20, the second end of the conducting plate 40 is electrically connected with the input end of the control board 30, the insulating cover 50 is arranged on one side of the conducting plate 40 facing the metal back shell 10, the conducting plate 40 can be insulated and protected by covering the insulating cover 50 on the part of the conducting plate 40 extending to the part between the metal back shell 10 and the control board 30, so that when the conducting plate 40 is dislocated relative to the control board 30 or the metal back shell 10 is deformed, the conducting plate 40 is prevented from contacting the metal back shell 10, the conducting plate 40 and the conducting plate 10 is prevented from causing short circuit or leakage and the like, and the conducting plate 50 can be repeatedly detached from the conducting plate 30 to the insulating cover 30 when the insulating cover is mounted on the conducting plate 30 and the conducting plate is dismounted from the conducting plate 20 and the insulating cover 30.

Wherein, the detachable connection between the insulating cover 50 and the control board 30 can be realized by non-adhesive detachable connection modes such as clamping connection, threaded connection, plugging connection and the like.

As shown in fig. 1 and 5, the insulating cover 50 is connected with the control board 30 through a clamping structure 60, the clamping structure 60 comprises a clamping hook 61 and a clamping interface 62 matched with the clamping hook 61, one of the clamping hook 61 and the clamping interface 62 is arranged on the insulating cover 50, and the other of the clamping hook 61 and the clamping interface 62 is arranged on the control board 30. With the above-mentioned fastening structure 60, when the insulating cover 50 is mounted on the control board 30, the hook 61 can be inserted into the fastening interface 62 and fastened to the fastening interface 62, so as to realize quick and reliable detachable connection between the insulating cover 50 and the control board 30.

The clamping cooperation of the clamping hook 61 and the clamping interface 62 has the effect of reliable connection in the normal use process of the LED display device, and when the insulating cover 50 needs to be detached, additional external force is needed to detach the insulating cover 50 forcefully.

As shown in fig. 1 and 7, the LED display device further includes a fastener 70, the fastener 70 is disposed at a second end of the conductive sheet 40 in a penetrating manner and connected to the control board 30, the insulating cover 50 includes a first cover plate 51, a second cover plate 52, and a connection board 53, the first cover plate 51 is disposed above the fastener 70, the second cover plate 52 is disposed at a side of the first cover plate 51 facing the power source 20, a distance between the second cover plate 52 and the control board 30 is smaller than a distance between the first cover plate 51 and the control board 30, the connection board 53 is disposed between the first cover plate 51 and the second cover plate 52, a first end of the connection board 53 is connected to the first cover plate 51, and a second end of the connection board 53 is connected to the second cover plate 52. The second end of the conductive sheet 40 and the control board 30 are detachably connected by using the fastener 70, the fastener 70 protruding towards the metal rear case 10 relative to the conductive sheet 40 is shielded by using the first cover plate 51, the fastener 70 is prevented from contacting the metal rear case 10, and the insulating cover 50 is in a step shape due to the fact that the distance between the second cover plate 52 and the control board 30 is smaller than the distance between the first cover plate 51 and the control board 30, the size of the insulating cover 50 can be controlled, the insulating cover 50 is attached to the conductive sheet 40 as much as possible, the gap size between the conductive sheet 40 and the insulating cover 50 is reduced, and other metal components such as screws are prevented from contacting the conductive sheet 40 through the gap between the conductive sheet 40 and the insulating cover 50.

As shown in fig. 8, the insulating cover 50 further includes a bead 54, and the bead 54 is provided at the edge of the first cover plate 51 and extends toward the control board 30. With the use of the beads provided at the edge of the first cover plate 51 and extending toward the control plate 30, the outer periphery of the portion of the fastener 70 protruding from the conductive sheet 40 can be insulated, and in this embodiment, the beads 54 are located outside the conductive sheet 40, so that the beads 54 can also be insulated from the outer edge of the conductive sheet 40.

As shown in fig. 8, the hook 61 is disposed on the surrounding rib 54, and the insulating cover 50 further includes a reinforcing rib 55 disposed on an inner surface of the surrounding rib 54, the reinforcing rib 55 being located inside the hook 61. The reinforcing rib 55 is disposed on the inner surface of the surrounding rib 54 and is located on the inner side of the hook 61, which means that the reinforcing rib 55 is disposed on the inner surface of the surrounding rib 54, and the reinforcing rib 55 and the hook 61 are disposed correspondingly on the periphery of the surrounding rib 54, so that the surrounding rib 54 where the hook 61 is located is structurally reinforced by the reinforcing rib 55.

As shown in fig. 8, the end of the bead 54 facing the control plate 30 is provided with a pick-and-place opening 541 penetrating the inner and outer surfaces of the bead 54. When the insulating cover 50 is detached, the insulating cover 50 can be buckled from the taking and placing opening 541, so that the insulating cover is convenient to detach.

As shown in fig. 1, the LED display device further includes an insulating sleeve 80 sleeved over the conductive sheet 40. The insulating cover 50 is added with the insulating sleeve 80 sleeved on the conductive sheet 40, so that multiple insulating protection can be performed on the conductive sheet 40 to prevent short circuit.

As shown in fig. 1, the conductive sheet 40 includes a first copper sheet 41 and a second copper sheet 42, the insulating cover 50 covers the first copper sheet 41 and the second copper sheet 42, the insulating sleeve 80 includes a first sleeve 81 and a second sleeve 82, the first sleeve 81 is sleeved on the first copper sheet 41, and the second sleeve 82 is sleeved on the second copper sheet 42. The first copper sheet 41 and the second copper sheet 42 are respectively electrically connected with the positive electrode and the negative electrode of the output end 21 of the power supply piece 20, and the first sleeve 81 sleeved on the first copper sheet 41 and the second sleeve sleeved on the second copper sheet 42 are used for avoiding the first copper sheet 41 and the second copper sheet 42 from being directly contacted or indirectly contacted through other metal objects, so that the first copper sheet 41 and the second copper sheet 42 are prevented from being conducted to cause short circuit.

Specifically, the first sleeve 81 and the second sleeve 82 each employ heat shrink tubing.

As shown in fig. 1 and 6, a power notch 31 is provided on the control board 30, the power piece 20 is located at the power notch 31, the output end 21 of the power piece 20 is located at the front side of the power notch 31, the conductive sheet 40 includes a first flat section 43, a second flat section 44 and a connection section 45, the first flat section 43 is provided at one side of the control board 30 facing the metal rear case 10 and is connected with the control board 30, the second flat section 44 is located at the front side of the power notch 31 and is electrically connected with the power piece 20, the first section of the connection section 45 is connected with the first flat section 43, the second end of the connection section 45 is connected with the second flat section 44, and the insulation sleeve 80 is sleeved on the connection section 45. Through establishing insulating sheath 80 cover on linkage segment 45, can utilize insulating sheath 80 to carry out insulation protection to linkage segment 45, avoid screw or other metalwork to drop the rear of control panel 30 through power breach 31 from the place ahead of control panel 30, screw or other metalwork and linkage segment 45 contact and lead to the short circuit.

Specifically, in the present embodiment, the output terminal 21 of the power supply member 20 refers to the 5V output terminal of the power supply member 20, and the input terminal of the control board 30 refers to the 5V input terminal of the control board 30.

Wherein, the first copper sheet 41 and the second copper sheet 42 each include a first straight section 43, a second straight section 44, and a connecting section 45, the first sleeve 81 is sleeved on the connecting section 45 of the first copper sheet 41, and the second sleeve 82 is sleeved on the connecting section 45 of the second copper sheet 42.

In the present embodiment, the insulating cover 50 protrudes from the first straight section 43 in a direction toward the power member 20. By adopting the structure, the insulation protection range of the insulation cover 50 to the first straight section 43 can be increased, a certain shielding effect is achieved on the connecting section 45, and risks such as short circuit or electric leakage caused by contact between the metal rear shell 10 and the first end of the connecting section 45 are avoided.

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. An LED display device, comprising:

a bracket (91);

an LED module (92) arranged on the front side of the bracket (91);

A metal rear case (10) provided on the rear side of the bracket (91);

The power supply piece (20) is arranged between the LED module (92) and the metal rear shell (10), and the power supply piece (20) supplies power for the LED module (92);

a control board (30) disposed between the LED module (92) and the metal rear case (10);

A conductive sheet (40), a first end of the conductive sheet (40) is electrically connected with an output end (21) of the power supply member (20), and a second end of the conductive sheet (40) extends between the metal rear case (10) and the control board (30) and is electrically connected with an input end of the control board (30);

And an insulating cover (50) which is arranged on one side of the conductive sheet (40) facing the metal rear shell (10) and is detachably connected with the control panel (30).

2. The LED display device according to claim 1, wherein the insulating cover (50) and the control board (30) are connected by a clamping structure (60), the clamping structure (60) comprises a clamping hook (61) and a clamping interface (62) matched with the clamping hook (61), one of the clamping hook (61) and the clamping interface (62) is arranged on the insulating cover (50), and the other of the clamping hook (61) and the clamping interface (62) is arranged on the control board (30).

3. The LED display device of claim 2, further comprising a fastener (70), said fastener (70) being disposed through the second end of said conductive sheet (40) and connected to said control board (30), said insulating cover (50) comprising:

the first cover plate (51) is correspondingly arranged above the fastening piece (70);

A second cover plate (52) disposed on a side of the first cover plate (51) facing the power supply member (20), a distance between the second cover plate (52) and the control board (30) being smaller than a distance between the first cover plate (51) and the control board (30);

The connecting plate (53) is arranged between the first cover plate (51) and the second cover plate (52), the first end of the connecting plate (53) is connected with the first cover plate (51), and the second end of the connecting plate (53) is connected with the second cover plate (52).

4. A LED display device according to claim 3, characterized in that the insulating cover (50) further comprises a bead (54), the bead (54) being arranged at the edge of the first cover plate (51) and extending towards the control board (30).

5. The LED display device according to claim 4, wherein the hook (61) is provided on the surrounding rib (54), the insulating cover (50) further comprises a reinforcing rib (55) provided on an inner surface of the surrounding rib (54), and the reinforcing rib (55) is located inside the hook (61).

6. The LED display device according to claim 5, wherein an end of the surrounding rib (54) facing the control board (30) is provided with a pick-and-place opening (541) penetrating an inner surface and an outer surface of the surrounding rib (54).

7. The LED display device of any of claims 1 to 6, further comprising an insulating sleeve (80) over the conductive sheet (40).

8. The LED display device of claim 7, wherein said conductive sheet (40) comprises a first copper sheet (41) and a second copper sheet (42), said insulating cover (50) covers said first copper sheet (41) and said second copper sheet (42), said insulating sleeve (80) comprises a first sleeve (81) and a second sleeve (82), said first sleeve (81) is sleeved on said first copper sheet (41), and said second sleeve (82) is sleeved on said second copper sheet (42).

9. The LED display device according to claim 7, wherein a power supply notch (31) is provided on the control board (30), the power supply member (20) is located at the power supply notch (31), the output end (21) of the power supply member (20) is located at a front side of the power supply notch (31), and the conductive sheet (40) includes:

A first straight section (43) provided on a side of the control board (30) facing the metal rear case (10) and connected to the control board (30);

A second straight section (44) located on the front side of the power supply notch (31) and electrically connected to the power supply member (20);

The connecting section (45), the first section of connecting section (45) in first straight section (43) is connected, the second end of connecting section (45) with second straight section (44) is connected, insulating cover (80) cover is established on connecting section (45).

10. The LED display device according to claim 9, characterized in that the insulating cover (50) protrudes from the first straight section (43) in a direction towards the power supply member (20).