CN219392897U

CN219392897U - LED display device

Info

Publication number: CN219392897U
Application number: CN202223604901.0U
Authority: CN
Inventors: 刘绍振
Original assignee: Leyard Optoelectronic Co Ltd
Current assignee: Leyard Optoelectronic Co Ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-07-21
Anticipated expiration: 2032-12-31

Abstract

The utility model provides an LED display device, comprising: a case; the LED display module is arranged on the front side of the box body; the rear cover is arranged at the rear side of the box body, the control board is arranged in the box body and is connected with the LED display module; the position detection piece is arranged on the box body and can be in inductive fit with the rear cover, the position detection piece is connected with the control board, and the position detection piece is provided with a safety position in inductive fit with the rear cover and a reminding position separated from the rear cover. The technical scheme of the application effectively solves the problems that the LED display device in the related technology cannot timely detect and remind in the process of starting to detach the rear cover and cannot meet the safety requirements.

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 development of LED products, the application occasions of the LED products are wider and wider, and markets and clients put forward higher demands on various performances of the LED products, so that the LED products are required to be stable in performance, lighter and thinner, smaller in spacing, higher in resolution and finer in image quality; and meanwhile, the safety requirements, especially the safety requirements of special occasions, are more required to be met.

The LED display device in the related art comprises a box body and a rear cover which is covered on the rear side of the box body, and the box body is connected with the rear cover through screws. The LED display device in the related art generally adopts the structural design of the exposed mounting screw due to the manufacturing cost and the use environment of the product, the exposed screw can be detached by using a common screw driver, and the reminding can be triggered only after the rear cover is detached, so that the reminding is insensitive, and the data safety of the LED display device cannot be ensured.

The LED display device in the related art can trigger reminding after the rear cover is detached, and the screw is detached, so that the screw cannot be timely detected and reminded in the process of detaching the rear cover, and the safety requirement of the LED display device cannot be met.

Disclosure of Invention

The utility model mainly aims to provide an LED display device to solve the problem that the LED display device in the related art cannot timely detect and remind in the process of starting to detach a rear cover and cannot meet the safety requirement.

In order to achieve the above object, the present utility model provides an LED display device comprising: a case; the LED display module is arranged on the front side of the box body; the rear cover is arranged at the rear side of the box body, the control board is arranged in the box body and is connected with the LED display module; the position detection piece is arranged on the box body and can be in inductive fit with the rear cover, the position detection piece is connected with the control board, and the position detection piece is provided with a safety position in inductive fit with the rear cover and a reminding position separated from the rear cover.

Further, the rear cover comprises a cover body and a trigger convex part arranged on the cover body, and when the trigger convex part is contacted with the position detection part, the position detection part is in a safe position.

Further, the trigger protrusion includes two standing pieces and a lateral piece connecting the two standing pieces, which are provided on an inner surface of the cover body at an interval, and the lateral piece can be in contact with the position detecting member.

Further, the transverse sheet is perpendicular to the vertical sheet.

Further, the box includes first curb plate, second curb plate, third curb plate and fourth curb plate that connect gradually, and first curb plate, second curb plate, third curb plate and fourth curb plate two liang of junction all are provided with a position detection spare.

Further, the first side plate and the second side plate are connected through a sloping plate, and the position detecting member is arranged on the sloping plate.

Further, a lock is arranged on the rear cover, and the lock is detachably matched with the box body.

Further, the rear cover is connected with the box body through a fastener.

Further, be provided with the spliced pole on the box, the fastener includes connecting portion and the backstop portion of being connected with connecting portion, and connecting portion and spliced pole detachably are connected, backstop portion and back lid backstop cooperation.

Further, be provided with internal thread portion in the spliced pole, connecting portion be the external screw thread portion of being connected with internal thread portion, and the fastener still includes the smooth shank portion of being connected with external screw thread portion, and backstop portion is the jump ring of joint on smooth shank portion.

By applying the technical scheme of the utility model, the LED display device comprises: the LED display module comprises a box body, an LED display module, a rear cover, a control panel and a position detection piece. The LED display module is arranged on the front side of the box body. The rear cover is arranged at the rear side of the box body. The control panel sets up in the box to be connected with LED display module assembly. The position detection piece is arranged on the box body and can be in inductive fit with the rear cover. The position detection piece is connected with the control panel, and the position detection piece has a safety position in inductive fit with the rear cover and a reminding position separated from the rear cover. Like this, when the rear cover lid was established in the rear side of box, the position detection spare was in safe position, and the position detection spare sensed the rear cover and was not dismantled, and the control panel is not reminded. In-process that the back lid was dismantled from the box is because position detection spare and back lid response cooperation, and back lid and position detection spare break away from this moment, and position detection spare is switched into the warning position by the fail safe position to make the in-process control panel that begins to dismantle the back lid can in time detect and remind, and in time point out operating personnel back lid at the in-process of being dismantled, improved LED display device's security. Therefore, the technical scheme of the application effectively solves the problems that the LED display device in the related art cannot timely detect and remind in the process of starting to detach the rear cover and cannot meet the safety requirement.

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 a rear cover of an embodiment of an LED display device according to the present utility model;

fig. 2 is a schematic perspective view showing a case of an embodiment of an LED display device according to the present utility model;

fig. 3 shows a schematic front view at a sloping panel of a housing of the LED display device of fig. 2;

FIG. 4 shows a schematic side view of an embodiment of an LED display device according to the present utility model;

fig. 5 is a schematic perspective view showing another view angle of the rear cover of the LED display device of fig. 4;

fig. 6 shows a partial enlarged view at a of a rear cover of the LED display device of fig. 5.

Wherein the above figures include the following reference numerals:

10. a case; 11. a first side plate; 12. a second side plate; 13. a third side plate; 14. a fourth side plate; 15. a sloping plate; 16. a connecting column;

20. an LED display module;

30. a rear cover; 31. a cover body; 32. a trigger protrusion; 321. a vertical piece; 322. a transverse sheet; 33. a lock;

40. a position detecting member;

50. a fastener; 51. an external thread portion; 52. and (5) clamping springs.

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 LED display device of the present embodiment includes: the case 10, the LED display module 20, the rear cover 30, the control board, and the position detecting member 40. The LED display module 20 is disposed at the front side of the case 10. The rear cover 30 is provided to cover the rear side of the case 10. The control board is disposed in the case 10 and connected to the LED display module 20. The position detecting member 40 is provided on the case 10 and can be inductively coupled with the rear cover 30. The position detecting member 40 is connected to the control board, and the position detecting member 40 has a safety position inductively coupled to the rear cover 30 and a reminding position disengaged from the rear cover 30.

By applying the technical scheme of the embodiment, the LED display device comprises: the case 10, the LED display module 20, the rear cover 30, the control board, and the position detecting member 40. The LED display module 20 is disposed at the front side of the case 10. The rear cover 30 is provided to cover the rear side of the case 10. The control board is disposed in the case 10 and connected to the LED display module 20. The position detecting member 40 is provided on the case 10 and can be inductively coupled with the rear cover 30. The position detecting member 40 is connected to the control board, and the position detecting member 40 has a safety position inductively coupled to the rear cover 30 and a reminding position disengaged from the rear cover 30. Thus, when the rear cover 30 is covered on the rear side of the case 10, the position detecting member 40 is at the safe position, the position detecting member 40 senses that the rear cover 30 is not detached, and the control board does not remind. When the rear cover 30 is detached from the case 10, the position detecting member 40 is in inductive fit with the rear cover 30, and the rear cover 30 is separated from the position detecting member 40 at this time, the position detecting member 40 is switched from the safety position to the reminding position, so that the control panel can timely detect and remind the rear cover 30 in the process of starting to detach the rear cover 30, and timely prompt operators that the rear cover 30 is detached, so that the safety of the LED display device is improved. Therefore, the technical scheme of the application effectively solves the problems that the LED display device in the related art cannot timely detect and remind in the process of starting to detach the rear cover and cannot meet the safety requirement.

As shown in fig. 1 to 4, the rear cover 30 includes a cover body 31 and a trigger protrusion 32 provided on the cover body 31. The provision of the trigger tab 32 facilitates the inductive engagement of the position sensing member 40 with the rear cover 30. When the trigger protrusion 32 contacts with the position detecting member 40, so that the position detecting member 40 is at the safe position, the position detecting member 40 senses that the rear cover 30 is not detached, and the control board does not remind. When the rear cover 30 is detached from the case 10, the trigger protrusion 32 on the cover body 31 is not in contact with the position detecting member 40, so that the position detecting member 40 is located at a reminding position, and the control panel can timely detect and remind the rear cover 30 in the process of starting to detach the rear cover 30, and timely prompt an operator that the rear cover 30 is detached, so that the sensitivity of reminding the rear cover 30 of the LED display device when the rear cover 30 is detached from the case 10 is increased, and the safety of the LED display device is improved.

As shown in fig. 3 to 6, the trigger protrusion 32 includes two standing pieces 321 provided at a distance on the inner surface of the cover body 31, and a lateral piece 322 connecting the two standing pieces 321, the lateral piece 322 being capable of contacting the position detecting member 40. In this way, the trigger protrusion 32 has a simple structure, facilitating the processing of the rear cover 30.

In the present embodiment, the position detecting member 40 is preferably a travel switch. The telescoping end of the travel switch is in a compressed state, indicating that the back cover 30 is not open. When the telescopic end of the travel switch is in an uncompressed state, the trigger convex part 32 on the rear cover 30 is separated from the travel switch, namely, the rear cover 30 is in the process of being detached from the box body 10, and at the moment, the travel switch sends an electric signal to the control panel, so that the control panel can judge that the rear cover 30 is in the process of being detached from the box body 10, and timely starts a reminding and protecting mechanism, and adopts a linkage reminding and protecting mode to protect data in the LED display device from being stolen and lost.

As shown in fig. 3 to 6, the transverse piece 322 is perpendicular to the vertical piece 321, so as to improve the structural strength of the trigger convex portion 32, and make the trigger convex portion 32 more stable and reliable in use.

As shown in fig. 1 to 4, the case 10 includes a first side plate 11, a second side plate 12, a third side plate 13, and a fourth side plate 14, which are connected in this order. The first side plate 11, the second side plate 12, the third side plate 13 and the fourth side plate 14 are respectively provided with a position detecting piece 40 at the joint of every two. In this way, the position detecting member 40 is disposed at the corner of the case 10, so that the position detecting member 40 is more sensitive when inductively coupled with the rear cover 30. When the rear cover 30 at one corner of the box body 10 is detached, the position detecting member 40 can sense that the rear cover 30 is separated from the position detecting member 40, so that the control panel can timely detect and remind the rear cover 30 in the process of detaching the rear cover 30, and timely prompt an operator that the rear cover 30 is detached, thereby improving the safety of the LED display device.

In this embodiment, the box 10 is a main structural unit for mounting LED lamp panels of the LED display module 20, and a plurality of LED lamp panels can be mounted into one LED display device unit through the box 10, and the functions of external dimension, flatness, strength and the like of the LED display device unit are ensured, and meanwhile, connection between the LED display device units can be realized through the structure of the box 10. The box 10 is preferably made of light alloy materials, and a power supply installation position, an LED lamp panel installation position, a signal panel installation position and a travel switch installation position are arranged on the box 10. The rear cover 30 is preferably made of sheet metal material, and reinforcing ribs are arranged on the rear cover 30.

As shown in fig. 1 to 4, the first side plate 11 and the second side plate 12 are connected by a swash plate 15, and a position detecting member 40 is provided on the swash plate 15. The inclined plate 15 is convenient for the installation and the cooperation of the LED display module 20 and the box body 10, and the position detection part 40 is arranged on the inclined plate 15 so as to be convenient for the installation of the position detection part 40 on the box body 10.

As shown in fig. 1 to 4, a lock 33 is provided on the rear cover 30, and the lock 33 is detachably engaged with the case 10. The provision of the lock 33 further improves the safety of the rear cover 30 when it is disposed on the rear side of the case 10, to further improve the safety of the LED display device.

As shown in fig. 1 to 6, the rear cover 30 is coupled to the case 10 by a fastener 50. The provision of the fastener 50 facilitates the detachable connection of the rear cover 30 to the case 10, and the detachment of the rear cover 30 from the case 10 during maintenance of the LED display device.

As shown in fig. 3 to 6, the case 10 is provided with a connection post 16, and the fastener 50 includes a connection portion and a stopper portion connected to the connection portion. The connecting portion is detachably connected with the connecting post 16, and the stopping portion is in stopping fit with the rear cover 30. In this way, the connection portion of the fastener 50 is detachably connected with the connection post 16 on the case 10, so that the rear cover 30 and the case 10 can be stably and detachably connected by the fastener 50. Moreover, due to the arrangement of the stop part of the fastener 50, when the rear cover 30 is detached from the case 10, the stop part of the fastener 50 is matched with the stop of the rear cover 30 in the process that the connecting part of the fastener 50 is separated from the connecting post 16 on the case 10, so that the rear cover 30 can be driven by the stop part of the fastener 50 and move backwards together, the trigger convex part 32 is not contacted with the position detection part 40, the position detection part 40 is positioned at a reminding position, the control panel can timely detect and remind in the process of starting to detach the rear cover 30, and the safety of the LED display device is improved in the process of timely reminding operators of detaching the rear cover 30.

As shown in fig. 3 to 6, the connecting post 16 is provided with a female screw portion, and the connecting portion is an male screw portion 51 connected to the female screw portion. The arrangement of the internal thread portion and the external thread portion 51 enables the connection portion and the connection post 16 to be detachably connected, and the arrangement of the internal thread portion and the external thread portion 51 enables the connection portion and the connection post 16 to be easily processed. The fastener 50 further includes a spindle portion connected to the male screw portion 51, and the stopper portion is a clip spring 52 that is clipped to the spindle portion. The snap spring 52 serves as a stop portion, so that the fastener 50 is simple in structure and convenient to process, and the snap spring 52 is convenient to install on the fastener 50 due to the arrangement of the optical axis portion. In this embodiment, the fastener 50 is preferably a loose-proof screw.

In this embodiment, the LED display device is preferably an LED display device used in the movie industry to increase the security of the movie screen as a whole. The requirements of economical, reliable, practical and safe box 10 structure are met by decomposing the installation environment and the installation convenience of the LED display device in combination with the characteristics and requirements of protecting the intellectual property of the digital film distribution package in the film industry and the characteristics of the LED display device and the use environment. By applying the technical scheme of the embodiment, the LED display device is simple in structure, economical and practical, timely alarm of disassembly prevention of the rear cover 30 of the LED display device can be realized, safety of data in the box body of the LED display device is protected, and installation and maintenance are convenient and reliable.

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. An LED display device, comprising:

a case (10);

the LED display module (20) is arranged on the front side of the box body (10);

a rear cover (30) which is provided on the rear side of the case (10);

the control panel is arranged in the box body (10) and is connected with the LED display module (20);

the position detection piece (40) is arranged on the box body (10) and can be in inductive fit with the rear cover (30), the position detection piece (40) is connected with the control board, and the position detection piece (40) is provided with a safety position in inductive fit with the rear cover (30) and a reminding position separated from the rear cover (30).

2. The LED display device according to claim 1, wherein the rear cover (30) includes a cover body (31) and a trigger protrusion (32) provided on the cover body (31), the trigger protrusion (32) being in contact with the position detecting member (40) to bring the position detecting member (40) into the safety position.

3. The LED display device according to claim 2, wherein the trigger protrusion (32) includes two standing pieces (321) provided on an inner surface of the cover body (31) at intervals, and a lateral piece (322) connecting the two standing pieces (321), the lateral piece (322) being contactable with the position detecting member (40).

4. A LED display device according to claim 3, characterized in that the cross piece (322) is perpendicular to the stand piece (321).

5. The LED display device according to claim 1, wherein the case (10) includes a first side plate (11), a second side plate (12), a third side plate (13) and a fourth side plate (14) which are sequentially connected, and the position detecting members (40) are disposed at the junctions of the first side plate (11), the second side plate (12), the third side plate (13) and the fourth side plate (14).

6. The LED display device according to claim 5, wherein the first side plate (11) and the second side plate (12) are connected by a sloping plate (15), and the position detecting member (40) is provided on the sloping plate (15).

7. The LED display device according to claim 1, characterized in that a lock (33) is provided on the rear cover (30), said lock (33) being detachably mated with the case (10).

8. The LED display device according to claim 1, characterized in that the rear cover (30) is connected to the case (10) by means of fasteners (50).

9. The LED display device according to claim 8, wherein the case (10) is provided with a connection post (16), the fastener (50) includes a connection portion detachably connected to the connection post (16), and a stopper portion connected to the connection portion, the stopper portion being stopper-fitted to the rear cover (30).

10. The LED display device according to claim 9, wherein an internal thread portion is provided in the connection post (16), the connection portion is an external thread portion (51) connected to the internal thread portion, the fastener (50) further includes an optical axis portion connected to the external thread portion (51), and the stopper portion is a clip spring (52) that is clipped on the optical axis portion.