LED display device

Abstract

The utility model provides an LED display device, which includes: a box; a display assembly is arranged on the box, a first end of the display assembly is hinged to the first end of the box, and a second end of the display assembly is detachably connected to the second end of the box; a drainage structure has a first drainage channel and a second drainage channel, the first drainage channel is arranged on the back of the display assembly, the first drainage channel extends along the circumferential direction of the display assembly and is connected to the bottom end of the LED display device, and the second drainage channel is arranged on the side of the box facing the display assembly, the second drainage channel extends along the circumferential direction of the box and is connected to the bottom end of the LED display device. The technical solution provided by the present application can solve the problem that when the LED display device in the related art is placed outdoors, in the case of rain or typhoon, there will be water leakage in the gap between the box and the display assembly, and rainwater can easily enter the box to cause damage to the device, resulting in the LED display device being unable to work normally.

Description

Technical Field

[0001] The utility model relates to the technical field of LED display devices, in particular to an LED display device. Background Art

[0002] LED display device groups have been widely used in advertising, exhibitions, performances, etc. due to their good display effects. The LED display device includes a display module and a box. The display module is set on the box, and the box is used to support the display module, which can ensure the display effect of the LED display device.

[0003] In the related art, the LED display device is placed outdoors and the box is installed on a column, so that the box can be locked on the column by screws. This can not only save the time cost of installing the LED display device, but also ensure that the LED display device is fixed to prevent the LED display device from loosening during typhoon weather.

[0004] However, when the LED display device in the related art is placed outdoors, water may leak from the gap between the cabinet and the display assembly in rainy or typhoon weather. Rainwater may easily enter the cabinet and damage the device, causing the LED display device to fail to work properly. Utility Model Content

[0005] The utility model provides an LED display device to solve the problem in the related art that when an LED display device is placed outdoors, in the case of rain or typhoon, there will be water leakage in the gap between the box and the display assembly, and rainwater will easily enter the box to cause damage to the device, resulting in the LED display device being unable to work normally.

[0006] The utility model provides an LED display device, which comprises: a box body; a display component, which is arranged on the box body, wherein the first end of the display component is hinged to the first end of the box body, and the second end of the display component is detachably connected to the second end of the box body; a drainage structure, which comprises a first drainage channel and a second drainage channel, wherein the first drainage channel is arranged on the back side of the display component, the first drainage channel extends along the circumferential direction of the display component and is connected to the bottom end of the LED display device, and the second drainage channel is arranged on a side of the box body facing the display component, the second drainage channel extends along the circumferential direction of the box body and is connected to the bottom end of the LED display device.

[0007] Furthermore, the first drainage channel is arranged outside the second drainage channel and communicates with the second drainage channel, so that water first flows into the first drainage channel and then flows into the second drainage channel.

[0008] Furthermore, the drainage structure includes a first water receiving plate, a first connecting plate, a second water receiving plate and a second connecting plate, the first connecting plate is connected to the display component and extends inward, the first water receiving plate is connected to the inner end of the first connecting plate and together with the first connecting plate forms a first drainage groove opening outward, the first drainage groove forms a first drainage channel, the second connecting plate is connected to the box body and extends inward, the second water receiving plate is connected to the inner end of the second connecting plate and together with the second connecting plate forms a second drainage groove opening outward, the second drainage groove forms a second drainage channel, the first water receiving plate and the second water receiving plate at least partially overlap in the thickness direction of the LED display device, and the first water receiving plate and the second water receiving plate are both located between the first connecting plate and the second connecting plate.

[0009] Furthermore, the first connecting plate includes a first rib plate, the first water receiving plate includes a second rib plate and a third rib plate, the first end of the first rib plate is connected to the outer end of the display component, the second end of the first rib plate extends toward the inner side of the display component, the first end of the second rib plate is connected to the second end of the first rib plate, the second end of the second rib plate extends in a direction away from the display component, the first end of the third rib plate is connected to the second end of the second rib plate, the second end of the third rib plate extends toward the outer end of the display component, and the first rib plate, the second rib plate and the third rib plate are all annular structures.

[0010] Furthermore, the second connecting plate includes a fourth rib plate, the second water receiving plate includes a fifth rib plate and a sixth rib plate, the first end of the fourth rib plate is connected to the outer end of the box body, the second end of the fourth rib plate extends toward the inner side of the box body, the first end of the fifth rib plate is connected to the second end of the fourth rib plate, the second end of the fifth rib plate extends away from the box body, the first end of the sixth rib plate is connected to the second end of the fifth rib plate, the second end of the sixth rib plate extends toward the outer end of the box body, and the fourth rib plate, the fifth rib plate and the sixth rib plate are all annular structures, and the first water receiving plate extends between the fourth rib plate and the sixth rib plate.

[0011] Furthermore, the display device also includes a waterproof plate arranged between the first water receiving plate and the second connecting plate, the waterproof plate is an annular structure, and the third rib plate and the second connecting plate are both in contact with the waterproof plate.

[0012] Furthermore, the LED display device also includes an exhaust fan and a fan cover, an exhaust port is arranged on the vertical side wall of the box body, the fan cover is arranged in the box body and covers the exhaust port, the exhaust fan is installed on the fan cover and is located in the box body, and the air outlet of the exhaust fan is connected with the exhaust port; the fan cover has a first lower inclined plate, the lower end of the first lower inclined plate is connected to the side wall of the box body and is located below the exhaust port, and the upper end of the lower inclined plate extends inward.

[0013] Furthermore, an air inlet is arranged on the vertical side wall of the box body, and an air inlet cover is arranged in the box body, and the air inlet cover is arranged at the air inlet.

[0014] Furthermore, the air inlet cover includes a shell having a top opening and an outer opening corresponding to the air inlet, the shell includes a second lower inclined plate, the lower end of the second lower inclined plate is connected to the side wall of the box body and is located below the air inlet, and the upper end of the second lower inclined plate extends inward.

[0015] Furthermore, the second drainage channel is arranged outside the first drainage channel and communicates with the first drainage channel, so that water first flows into the second drainage channel and then flows into the first drainage channel.

[0016] By applying the technical solution of the utility model, the LED display device includes a box, a display component and a drainage structure. The display component is arranged on the box, and the first end of the display component is hinged to the first end of the box, and the second end of the display component is detachably connected to the second end of the box, so that the display component can be easily rotated relative to the box. Since the display component can be flipped relative to the box, a connecting gap is provided between the display component and the box. In order to prevent rainwater from entering the box in rainy days, a first drainage channel is provided on the back of the display component, and the first drainage channel extends along the circumferential direction of the display component and is connected to the bottom end of the LED display device. When the box faces the display component, the first drainage channel is connected to the bottom end of the LED display device. A second drainage channel is arranged on one side of the housing, and the second drainage channel extends along the circumferential direction of the housing and is connected to the bottom end of the LED display device, so that the first drainage channel and the second drainage channel can drain the incoming rainwater, and both the first drainage channel and the second drainage channel are connected to the bottom end of the LED display device, so that the rainwater entering the housing can be drained through the first drainage channel and the second drainage channel and discharged through the bottom end of the LED display device. In this way, in rainy days, the first drainage channel and the second drainage channel are used to drain the rainwater and discharge it through the bottom end of the LED display device, which can effectively prevent rainwater from entering the housing and causing damage to the LED display device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0018] Figure 1 The structure diagram of the LED display device provided by the embodiment of the utility model is shown;

[0019] Figure 2 A partial cross-sectional view of an LED display device provided by an embodiment of the utility model is shown;

[0020] Figure 3 Shows Figure 1 A partial enlarged view of the middle A;

[0021] Figure 4 Shows Figure 1 A partial enlarged view of point B in the middle;

[0022] Figure 5 Shows Figure 1 A partial enlarged view of point C in the middle;

[0023] Figure 6 A structural schematic diagram of the LED display device provided by an embodiment of the utility model from another viewing angle is shown.

[0024] The above drawings include the following reference numerals:

[0025] 10. Box body; 11. Air outlet; 12. Air inlet; 13. Air inlet cover; 131. Shell; 132. Second lower inclined plate; 14. Waterproof cover;

[0026] 20. Display component;

[0027] 30. Drainage structure; 31. First drainage channel; 311. First water receiving plate; 3111. Second rib plate; 3112. Third rib plate; 312. First connecting plate; 3121. First rib plate; 32. Second drainage channel; 321. Second water receiving plate; 3211. Fifth rib plate; 3212. Sixth rib plate; 322. Second connecting plate; 3221. Fourth rib plate; 33. First drainage groove; 34. Second drainage groove;

[0028] 40. Waterproof board;

[0029] 51. Exhaust fan; 52. Fan cover; 521. First lower inclined plate. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means a limitation on the utility model and its application or use. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0031] like Figures 1 to 6As shown, an embodiment of the utility model provides an LED display device, which includes a box body 10, a display component 20 and a drainage structure 30. The display component 20 is arranged on the box body 10, and the first end of the display component 20 is hinged to the first end of the box body 10, and the second end of the display component 20 is detachably connected to the second end of the box body 10. The drainage structure 30 has a first drainage channel 31 and a second drainage channel 32. The first drainage channel 31 is arranged on the back side of the display component 20, and the first drainage channel 31 extends along the circumferential direction of the display component 20 and is connected to the bottom end of the LED display device. The second drainage channel 32 is arranged on the side of the box body 10 facing the display component 20, and the second drainage channel 32 extends along the circumferential direction of the box body 10 and is connected to the bottom end of the LED display device.

[0032] The LED display device provided by the present embodiment is applied, and the LED display device includes a box body 10, a display component 20 and a drainage structure 30. The display component 20 is arranged on the box body 10, and the first end of the display component 20 is hinged to the first end of the box body 10, and the second end of the display component 20 is detachably connected to the second end of the box body 10, so that the display component 20 can be rotated relative to the box body 10. Since the display component 20 can be flipped relative to the box body 10, a connecting gap is provided between the display component 20 and the box body 10. In order to prevent rainwater from entering the box body 10 on rainy days, a first drainage channel 31 is provided on the back side of the display component 20. The first drainage channel 31 extends along the circumferential direction of the display component 20 and is connected to the bottom end of the LED display device. A second drainage channel 32 is provided on one side of the housing 10 facing the display assembly 20, and the second drainage channel 32 extends along the circumferential direction of the housing 10 and is connected to the bottom end of the LED display device, so that the first drainage channel 31 and the second drainage channel 32 can drain the incoming rainwater, and the first drainage channel 31 and the second drainage channel 32 are both connected to the bottom end of the LED display device, so that the rainwater entering the housing 10 can be drained through the first drainage channel 31 and the second drainage channel 32 and discharged through the bottom end of the LED display device. In this way, in rainy days, the first drainage channel 31 and the second drainage channel 32 are used to drain the rainwater and discharge it through the bottom end of the LED display device, which can effectively prevent rainwater from entering the housing 10 and causing damage to the LED display device.

[0033] like Figure 2As shown, the first drainage channel 31 is arranged outside the second drainage channel 32 and communicated with the second drainage channel 32, so that water first flows into the first drainage channel 31 and then flows into the second drainage channel 32. With the above structure, by arranging the first drainage channel 31 outside the second drainage channel 32 and communicating with the second drainage channel 32, when rainwater enters the LED display device, the rainwater first flows into the first drainage channel 31. Since the first drainage channel 31 is communicated with the bottom end of the LED display device, the rainwater in the first drainage channel 31 is discharged to the outside of the LED display device. When there is a lot of rainwater, the rainwater first flows into the first drainage channel 31. Since the first drainage channel 31 is communicated with the second drainage channel 32, the rainwater flows into the second drainage channel 32 after overflowing from the first drainage channel 31. The second drainage channel 32 is communicated with the bottom end of the LED display device, so that the rainwater can be discharged from the second drainage channel 32 to the outside, and the rainwater entering the LED display device can be easily discharged through the first drainage channel 31 and the second drainage channel 32, thereby preventing the rainwater from damaging the LED display device.

[0034] It should be noted that the middle of the box body 10 is the inner side, and the outer side is the outer side.

[0035] like Figure 2As shown, the drainage structure 30 includes a first water receiving plate 311, a first connecting plate 312, a second water receiving plate 321 and a second connecting plate 322. The first connecting plate 312 is connected to the display assembly 20 and extends inwardly. The first water receiving plate 311 is connected to the inner end of the first connecting plate 312 and together with the first connecting plate 312 forms a first drainage groove 33 opening outward. The first drainage groove 33 forms a first drainage channel 31. The second connecting plate 322 is connected to the box body 10 and extends inwardly. The second water receiving plate 321 is connected to the inner end of the second connecting plate 322 and together with the second connecting plate 322 forms a second drainage groove 34 opening outward. The second drainage groove 34 forms a second drainage channel 32. The first water receiving plate 311 and the second water receiving plate 321 at least partially overlap in the thickness direction of the LED display device, and the first water receiving plate 311 and the second water receiving plate 321 are both located between the first connecting plate 312 and the second connecting plate 322. With the above structure, a first water receiving plate 311 and a first connecting plate 312 are provided, and the first water receiving plate 311 is connected to the inner end of the first connecting plate 312, so that a first drainage groove 33 opening outwardly formed between the first connecting plate 312 and the first water receiving plate 311 and a first drainage channel 31 formed by the first drainage groove 33 can drain water, and a second water receiving plate 321 and a second connecting plate 322 are provided, and the second water receiving plate 321 is connected to the inner end of the second connecting plate 322, so that a second drainage groove 34 opening outwardly formed between the second connecting plate 322 and the second water receiving plate 321 and a second drainage channel 32 formed by the second drainage groove 34 can drain water, so that the drainage structure can be easily formed to ensure that the first drainage channel 31 and the second drainage channel 32 are used for drainage. Among them, since the first water receiving plate 311 and the second water receiving plate 321 at least partially overlap in the thickness direction of the LED display device, and the first water receiving plate 311 and the second water receiving plate 321 are both located between the first connecting plate 312 and the second connecting plate 322, this can facilitate the connection between the first drainage channel 31 and the second drainage channel 32, thereby improving the drainage effect of the LED display device and preventing rainwater from entering the interior of the box body 10.

[0036] like Figure 2As shown, the first connecting plate 312 includes a first rib plate 3121, the first water receiving plate 311 includes a second rib plate 3111 and a third rib plate 3112, the first end of the first rib plate 3121 is connected to the outer end of the display component 20, the second end of the first rib plate 3121 extends toward the inner side of the display component 20, the first end of the second rib plate 3111 is connected to the second end of the first rib plate 3121, the second end of the second rib plate 3111 extends in a direction away from the display component 20, the first end of the third rib plate 3112 is connected to the second end of the second rib plate 3111, the second end of the third rib plate 3112 extends toward the outer end of the display component 20, and the first rib plate 3121, the second rib plate 3111 and the third rib plate 3112 are all annular structures. By adopting the above structure, by setting the first rib plate 3121, the second rib plate 3111 and the third rib plate 3112, the first end of the first rib plate 3121 is connected to the outer end of the display component 20, the first rib plate 3121 is connected to the second rib plate 3111, and the second rib plate 3111 is connected to the third rib plate 3112. In this way, the second rib plate 3111 and the third rib plate 3112 can be used to form a first water receiving plate 311 for receiving water, so that the inner side wall of the first rib plate 3121, the inner side wall of the second rib plate 3111 and the inner side wall of the third rib plate 3112 constitute a first drainage channel 31, which is convenient for drainage, and the first rib plate 3121, the second rib plate 3111 and the third rib plate 3112 are all annular structures, so that the first drainage channel 31 is also annular structure, which makes it convenient for water to flow into the bottom of the LED display device through the first drainage channel 31 of the annular structure, and then the water can be discharged from the LED display device.

[0037] like Figure 2As shown, the second connecting plate 322 includes a fourth rib plate 3221, the second water receiving plate 321 includes a fifth rib plate 3211 and a sixth rib plate 3212, the first end of the fourth rib plate 3221 is connected to the outer end of the box body 10, the second end of the fourth rib plate 3221 extends toward the inner side of the box body 10, the first end of the fifth rib plate 3211 is connected to the second end of the fourth rib plate 3221, the second end of the fifth rib plate 3211 extends in a direction away from the box body 10, the first end of the sixth rib plate 3212 is connected to the second end of the fifth rib plate 3211, the second end of the sixth rib plate 3212 extends toward the outer end of the box body 10, and the fourth rib plate 3221, the fifth rib plate 3211 and the sixth rib plate 3212 are all annular structures, and the first water receiving plate 311 extends between the fourth rib plate 3221 and the sixth rib plate 3212. With the above structure, by setting the fourth rib plate 3221, the fifth rib plate 3211 and the sixth rib plate 3212, the first end of the fourth rib plate 3221 is connected to the outer end of the box body 10, the fourth rib plate 3221 is connected to the fifth rib plate 3211, and the fifth rib plate 3211 is connected to the sixth rib plate 3212, so that the fifth rib plate 3211 and the sixth rib plate 3212 can be used to form the second water receiving plate 321 for receiving water, so that the inner side wall of the fourth rib plate 3221, the inner side wall of the fifth rib plate 3211 and the inner side wall of the sixth rib plate 3212 form the second drainage channel 32, so that it is convenient to drain Water is discharged from the LED display device through the second drainage channel 32 of the annular structure, and the first water receiving plate 311 is extended between the fourth rib plate 3221 and the sixth rib plate 3212, so that rainwater can overflow from the first water receiving plate 311 to the second drainage channel 32, so that the first drainage channel 31 and the second drainage channel 32 can be connected, and rainwater can be prevented from entering the box body 10.

[0038] It should be noted that the fourth rib 3221 includes a first plate segment, a second plate segment and a third plate segment, the upper end of the first plate segment is connected to the upper end of the box body 10, the lower end of the first plate segment extends toward the middle of the box body 10, the first end of the second plate segment is connected to the second end of the first plate segment, the second end of the second plate segment extends toward the front away from the display component 20, the first end of the third plate segment is connected to the second end of the second plate segment, the second end of the third plate segment is connected to the first end of the fifth rib 3211, the first plate segment and the third plate segment have the same extension direction, the second plate segment is vertically arranged to the first plate segment and the third plate segment, respectively, and is located above the first water receiving plate 311.

[0039] like Figure 2As shown, the display device further includes a waterproof plate 40 disposed between the first water receiving plate 311 and the second connecting plate 322. The waterproof plate 40 is an annular structure, and the third rib plate 3112 and the second connecting plate 322 are both in contact with the waterproof plate 40. With the above structure, by disposing the waterproof plate 40 between the first water receiving plate 311 and the second connecting plate 322, when the display assembly 20 is connected to the box body 10, the third rib plate 3112 is in contact with the waterproof plate 40, so that the infiltrated rainwater can be discharged to the outside of the LED display device through the first drainage channel 31, and the waterproof plate 40 can also be used to ensure the sealing effect when the display assembly 20 is connected to the box body 10, so as to prevent rainwater from entering the box body 10.

[0040] like Figure 1 As shown, the LED display device further includes an exhaust fan 51 and a fan cover 52. An exhaust port 11 is provided on the vertical side wall of the box body 10. The fan cover 52 is provided in the box body 10 and covers the exhaust port 11. The exhaust fan 51 is installed on the fan cover 52 and is located in the box body 10. The air outlet of the exhaust fan 51 is connected to the exhaust port 11. With the above structure, by providing the fan cover 52 at the exhaust port 11 of the box body 10 and the exhaust fan 51 is installed on the fan cover 52, the exhaust fan 51 can play a role in heat dissipation for the display component 20. Among them, the fan cover 52 can not only facilitate the installation and fixation of the exhaust fan 51, but also play a role in waterproofing the exhaust port 11, preventing rainwater from entering the box body 10 through the exhaust port 11.

[0041] like Figure 1 and Figure 3 As shown, the fan cover 52 has a first lower inclined plate 521, the lower end of which is connected to the side wall of the box body 10 and is located below the exhaust port 11, and the upper end of the lower inclined plate extends inward. With the fan cover 52 set as above, the first lower inclined plate 521 is set and connected to the side wall of the box body 10, and after rainwater enters the box body 10 through the exhaust port 11, it can flow out through the exhaust port 11 under the action of the first lower inclined plate 521, so that rainwater cannot enter the box body 10 through the fan cover 52.

[0042] like Figure 1 and Figure 5 As shown, an air inlet 12 is provided on the vertical side wall of the box body 10, and an air inlet cover 13 is provided in the box body 10, and the air inlet cover 13 is provided at the air inlet 12. With the above structure, the air inlet 12 is provided to facilitate the air flow in the box body 10 and the heat dissipation. The air inlet cover 13 is provided in the box body 10, so that the air inlet cover 13 can be used to waterproof the air inlet 12, thereby preventing rainwater from entering the box body 10 through the air inlet 12.

[0043] like Figure 1 and Figure 4As shown, the air inlet cover 13 includes a shell 131, and the shell 131 is provided with a top opening and an outer opening corresponding to the air inlet 12. The shell 131 includes a second lower inclined plate 132, and the lower end of the second lower inclined plate 132 is connected to the side wall of the box body 10 and is located below the air inlet 12, and the upper end of the second lower inclined plate 132 extends inward. With the above structure, by providing the shell 131, the shell 131 is covered at the air inlet 12, and the second lower inclined plate 132 is used to connect the side wall of the box body 10. After rainwater enters the box body 10 through the air inlet 12, under the action of the second lower inclined plate 132, the rainwater can flow out through the air inlet 12, so that it can be ensured that rainwater cannot enter the box body 10 through the air inlet cover 13.

[0044] It should be noted that if Figure 5 As shown, waterproof covers 14 are provided at the air inlet 12 and the air outlet 11. The waterproof covers 14 are provided with an arc surface, and the lower end of the waterproof covers 14 is provided with an opening, which can prevent rainwater from flowing into the box body 10 from the side wall of the box body 10, and can improve the waterproof effect of the box body 10.

[0045] In other embodiments, the second drainage channel 32 is disposed outside the first drainage channel 31 and communicates with the first drainage channel 31, so that water first flows into the second drainage channel 32 and then flows into the first drainage channel 31. With the above structure, the second drainage channel 32 is disposed outside the first drainage channel 31, so that rainwater first flows into the second drainage channel 32 and then flows into the first drainage channel 31, thereby draining the rainwater.

[0046] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0047] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the utility model. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be considered as a part of the specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0048] In the description of the present utility model, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present utility model; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0049] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0050] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the utility model.

[0051] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An LED display device, characterized in that: The LED display device comprises: Box body (10); A display assembly (20) is arranged on the box (10), a first end of the display assembly (20) is hinged to the first end of the box (10), and a second end of the display assembly (20) is detachably connected to the second end of the box (10); A drainage structure (30) comprises a first drainage channel (31) and a second drainage channel (32), wherein the first drainage channel (31) is arranged on the back side of the display assembly (20), the first drainage channel (31) extends along the circumferential direction of the display assembly (20) and is connected to the bottom end of the LED display device, and the second drainage channel (32) is arranged on a side of the housing (10) facing the display assembly (20), the second drainage channel (32) extends along the circumferential direction of the housing (10) and is connected to the bottom end of the LED display device.

2. The LED display device according to claim 1, characterized in that: The first drainage channel (31) is arranged outside the second drainage channel (32) and is in communication with the second drainage channel (32), so that water first flows into the first drainage channel (31) and then into the second drainage channel (32).

3. The LED display device according to claim 2, characterized in that: The drainage structure (30) comprises a first water receiving plate (311), a first connecting plate (312), a second water receiving plate (321) and a second connecting plate (322); the first connecting plate (312) is connected to the display assembly (20) and extends inward; the first water receiving plate (311) is connected to the inner end of the first connecting plate (312) and forms a first drainage groove (33) opening outward with the first connecting plate (312); the first drainage groove (33) forms the first drainage channel (31); the second connecting plate (322) is connected to the box body (10); The second water receiving plate (321) is connected to the inner end of the second connecting plate (322) and forms a second drainage groove (34) opening outward with the second connecting plate (322), the second drainage groove (34) forms the second drainage channel (32), the first water receiving plate (311) and the second water receiving plate (321) at least partially overlap in the thickness direction of the LED display device, and the first water receiving plate (311) and the second water receiving plate (321) are both located between the first connecting plate (312) and the second connecting plate (322).

4. The LED display device according to claim 3, characterized in that: The first connecting plate (312) includes a first rib plate (3121), and the first water receiving plate (311) includes a second rib plate (3111) and a third rib plate (3112); the first end of the first rib plate (3121) is connected to the outer end of the display component (20), and the second end of the first rib plate (3121) extends toward the inner side of the display component (20); the first end of the second rib plate (3111) is connected to the second end of the first rib plate (3121), and the second end of the second rib plate (3111) extends in a direction away from the display component (20); the first end of the third rib plate (3112) is connected to the second end of the second rib plate (3111), and the second end of the third rib plate (3112) extends toward the outer end of the display component (20); and the first rib plate (3121), the second rib plate (3111) and the third rib plate (3112) are all annular structures.

5. The LED display device according to claim 4, characterized in that: The second connecting plate (322) includes a fourth rib plate (3221), the second water receiving plate (321) includes a fifth rib plate (3211) and a sixth rib plate (3212), the first end of the fourth rib plate (3221) is connected to the outer end of the box body (10), the second end of the fourth rib plate (3221) extends toward the inner side of the box body (10), the first end of the fifth rib plate (3211) is connected to the second end of the fourth rib plate (3221), and the sixth rib plate (3212) is connected to the outer end of the box body (10). The two ends extend in a direction away from the box body (10), the first end of the sixth rib plate (3212) is connected to the second end of the fifth rib plate (3211), the second end of the sixth rib plate (3212) extends toward the outer end of the box body (10), and the fourth rib plate (3221), the fifth rib plate (3211) and the sixth rib plate (3212) are all annular structures, and the first water receiving plate (311) extends between the fourth rib plate (3221) and the sixth rib plate (3212).

6. The LED display device according to claim 4, characterized in that: The display device further comprises a waterproof plate (40) arranged between the first water receiving plate (311) and the second connecting plate (322); the waterproof plate (40) is an annular structure; the third rib plate (3112) and the second connecting plate (322) are both in contact with the waterproof plate (40).

7. The LED display device according to any one of claims 1 to 6, characterized in that: The LED display device further comprises an exhaust fan (51) and a fan cover (52); an exhaust port (11) is arranged on a vertical side wall of the box body (10); the fan cover (52) is arranged in the box body (10) and covers the exhaust port (11); the exhaust fan (51) is mounted on the fan cover (52) and is located in the box body (10); and an air outlet of the exhaust fan (51) is communicated with the exhaust port (11); The fan cover (52) has a first lower inclined plate (521), the lower end of which is connected to the side wall of the box body (10) and is located below the air outlet (11), and the upper end of which extends inwardly.

8. The LED display device according to any one of claims 1 to 6, characterized in that: An air inlet (12) is arranged on the vertical side wall of the box body (10), and an air inlet cover (13) is arranged inside the box body (10), and the air inlet cover (13) is arranged at the air inlet (12).

9. The LED display device according to claim 8, characterized in that: The air inlet cover (13) comprises a shell (131), the shell (131) is provided with a top opening and an outer opening corresponding to the air inlet (12), the shell (131) comprises a second lower inclined plate (132), the lower end of the second lower inclined plate (132) is connected to the side wall of the box body (10) and is located below the air inlet (12), and the upper end of the second lower inclined plate (132) extends inwardly.

10. The LED display device according to claim 1, characterized in that: The second drainage channel (32) is arranged outside the first drainage channel (31) and is in communication with the first drainage channel (31), so that water first flows into the second drainage channel (32) and then into the first drainage channel (31).

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