CN215679950U - Box and LED display device with same - Google Patents

Abstract

The utility model provides a box body and an LED display device with the same, wherein the box body comprises: the box body comprises a plate body and a frame which is arranged on the edge of the plate body in a surrounding manner and is positioned on the front side of the plate body, and a hollow area is arranged on the plate body; the rear cover is movably arranged in the frame and located on one side of the plate body, and the rear cover is provided with an avoiding position enabling the hollow area to be exposed and a shielding position for closing the hollow area. The technical scheme of the application effectively solves the problem that the requirements on the rear space and the mounting structure of the LED display device in the related art are high.

Description

Box and LED display device with same

Technical Field

The utility model relates to the technical field of LED display, in particular to a box body and an LED display device with the same.

Background

In the related art, an LED display device includes a case and a display screen disposed on the case. The box body is provided with a rear cover. When the LED display device is installed and maintained, a certain space is reserved at the rear part of the LED display device, the rear cover can be opened in a rotating mode, meanwhile, the rear cover needs to be avoided by an installation structure (such as a fixed support) in the opening and closing process, the requirements on the rear space and the installation structure of the LED display device are high, and the operation is difficult.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a box body and an LED display device with the box body, and aims to solve the problem that requirements for a rear space and an installation structure of the LED display device are high in the related art.

In order to achieve the above object, according to one aspect of the present invention, there is provided a case comprising: the box body comprises a plate body and a frame which is arranged on the edge of the plate body in a surrounding manner and is positioned on the front side of the plate body, and a hollow area is arranged on the plate body; the rear cover is movably arranged in the frame and located on one side of the plate body, and the rear cover is provided with an avoiding position enabling the hollow area to be exposed and a shielding position for closing the hollow area.

Further, the inside wall of frame includes relative upper wall face and the lower wall face that sets up, and the back lid is movably to be located between upper wall face and the lower wall face, is provided with first sliding construction between the side of upper wall face and back lid.

Further, the first sliding structure comprises a first sliding groove and a first protruding structure which are matched with each other, one of the first sliding groove and the first protruding structure is arranged on the upper wall surface, and the other one of the first sliding groove and the first protruding structure is arranged on the side edge of the rear cover.

Furthermore, a second sliding structure is arranged between the lower wall surface and the side edge of the rear cover.

Further, the second sliding structure comprises a second sliding groove and a second protruding structure which are matched with each other, one of the second sliding groove and the second protruding structure is arranged on the lower wall surface, and the other one of the second sliding groove and the second protruding structure is arranged on the side edge of the rear cover.

Further, a handle part is arranged on one side of the rear cover, which is far away from the plate body.

Furthermore, a seam allowance is arranged on the inner side wall of the frame, a lap joint bulge is arranged at the edge of the rear cover, and the lap joint bulge is positioned in a part of the seam allowance.

Further, the rear cover comprises a first cover body and a second cover body, the hollow area comprises a first hollow hole located at a first end of the plate body and a second hollow hole located at a second end of the plate body, the first cover body is provided with a first avoiding position enabling the first hollow hole to be exposed and a first shielding position closing the first hollow hole, and the second cover body is provided with a second avoiding position enabling the second hollow hole to be exposed and a second shielding position closing the second hollow hole.

Further, be provided with the magnetism structure of inhaling between back lid and the plate body, magnetism is inhaled the structure and is inhaled the piece including first magnetism, second magnetism and inhale the piece and the third magnetism is inhaled the piece and is inhaled the cooperation with second magnetism respectively, and the second magnetism is inhaled the piece and form magnetism and inhale the group along the length direction interval setting of case body with the third magnetism, and first magnetism is inhaled one of piece and magnetism and is inhaled the group and set up at the back and cover, and another setting is on the plate body.

According to another aspect of the utility model, an LED display device is provided, which includes a box body and a display screen mounted on the box body.

By applying the technical scheme of the utility model, the box body comprises: case body and back lid. The box body comprises a plate body and a frame which is arranged on the edge of the plate body in a surrounding mode and located on the front side of the plate body, and a hollow area is arranged on the plate body. The rear cover is movably arranged in the frame and located on one side of the plate body, and the rear cover is provided with an avoiding position enabling the hollow area to be exposed and a shielding position for closing the hollow area. When the LED display device is installed and maintained, the rear cover is moved to enable the rear cover to be located at an avoiding position enabling the hollow area to be exposed, and the display screen on the box body is installed and maintained through the hollow area. And moving the rear cover to enable the rear cover to be switched to a shielding position for closing the hollow area from the avoiding position. Therefore, the exposed or closed hollow area can be realized by moving the rear cover, the installation and maintenance operation can be carried out, the rear maintenance space of the box body does not need to be increased, and the installation structure (such as a fixed support) does not need to be avoided, the requirements of the rear maintenance space and the installation structure of the box body can be reduced as much as possible, and the installation and maintenance operation is simple and reliable. Therefore, the technical scheme of the application effectively solves the problem that the requirements on the rear space and the mounting structure of the LED display device in the related art are high.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 shows a rear view of an embodiment of a cabinet according to the present invention with the rear cover in a sheltered position;

FIG. 2 shows a schematic sectional view A-A of the case of FIG. 1;

FIG. 3 shows an enlarged schematic view at E of the case of FIG. 2;

FIG. 4 shows an enlarged schematic view at F of the case of FIG. 2;

FIG. 5 shows a schematic bottom view of the tank of FIG. 1;

FIG. 6 shows a rear schematic view of the back cover of the enclosure of FIG. 1 in an escape position;

FIG. 7 shows a schematic cross-sectional view of the tank of FIG. 6 from direction B-B;

FIG. 8 shows an enlarged schematic view at G of the case of FIG. 7;

FIG. 9 shows a rear schematic view of a first cover of the case of FIG. 1;

FIG. 10 shows a schematic front view of a first cover of the case of FIG. 1;

FIG. 11 shows an enlarged schematic view at H of the case of FIG. 10; and

FIG. 12 shows a schematic top view of the first cover of the case of FIG. 10.

Wherein the figures include the following reference numerals:

10. a tank body; 11. a plate body; 12. a frame; 121. an upper wall surface; 122. a lower wall surface; 123. stopping the opening; 20. a rear cover; 21. a handle portion; 22. overlapping the bulges; 23. a first cover body; 24. a second cover body; 31. a first chute; 32. a first projecting structure; 33. a second chute; 34. a second projection structure; 41. a first hollowed-out hole; 42. a second hollowed-out hole; 51. a first magnetic attraction member; 52. a second magnetic attachment.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

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 according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1 to 9, the case of the present embodiment includes: a case body 10 and a rear cover 20. The box body 10 includes a plate body 11 and a frame 12 surrounding the edge of the plate body 11 and located in front of the plate body 11, and a hollow area is provided on the plate body 11. The rear cover 20 is movably disposed in the frame 12 and located at one side of the board body 11, and the rear cover 20 has an avoiding position for exposing the hollow area and a shielding position for closing the hollow area.

By using the technical scheme of the embodiment, when the LED display device is installed and maintained, the rear cover is moved, so that the rear cover 20 is located at the avoidance position where the hollow area is exposed, and the display screen on the box body is installed and maintained through the hollow area. The back cover is moved so that the back cover 20 is switched from the avoidance position to the shielding position closing the hollowed-out area. Therefore, the exposed or closed hollow area can be realized by moving the rear cover, the installation and maintenance operation can be carried out, the rear maintenance space of the box body does not need to be increased, and the installation structure (such as a fixed support) does not need to be avoided, the requirements of the rear maintenance space and the installation structure of the box body can be reduced as much as possible, and the installation and maintenance operation is simple and reliable. Therefore, the technical scheme of the embodiment effectively solves the problem of high requirements on the rear space and the mounting structure of the LED display device in the related art.

In the related art, a power panel and components mounted on the power panel are provided in the LED display device, and the mounting and maintenance operations of the embodiment are mainly performed on the power panel or the components.

As shown in fig. 2 to 4 and 7 to 12, the inner side wall of the frame 12 includes an upper wall 121 and a lower wall 122 disposed opposite to each other. The rear cover 20 is movably positioned between the upper wall 121 and the lower wall 122. In this way, the upper wall surface 121 and the lower wall surface 122 can restrict the upper and lower sides of the rear cover 20, respectively, so that the rear cover 20 can move only between the upper wall surface 121 and the lower wall surface 122. Meanwhile, in order to enable the back cover 20 to move smoothly and prevent the back cover 20 from separating from the frame 12, a first sliding structure is provided between the upper wall surface 121 and the side edge of the back cover 20.

As shown in fig. 2 to 4 and fig. 7 to 12, the first sliding structure includes a first sliding groove 31 and a first protruding structure 32 that are engaged with each other. The first sliding groove 31 is provided on the upper wall surface 121, and the first projection structure 32 is provided on the side of the rear cover 20. Like this, the first sliding structure's that makes of the first spout 31 and the first protruding structure 32 that mutually support simple structure, first protruding structure 32 slides more smoothly at first spout 31, and then can promote the use experience that back lid 20 removed between upper wall surface 121 and lower wall surface 122.

Of course, in an embodiment not shown in the drawings, the first protrusion structure may be provided on the upper wall surface, and the first sliding groove may be provided on the side of the rear cover.

As shown in fig. 2 to 4 and 7 to 12, in order to allow the back cover 20 to move smoothly and prevent the back cover 20 from being separated from the bezel 12, a second sliding structure is provided between the lower wall surface 122 and the side edge of the back cover 20.

As shown in fig. 2 to 4 and fig. 7 to 12, the second sliding structure includes a second sliding groove 33 and a second protruding structure 34 that are engaged with each other. The second sliding groove 33 is provided on the lower wall surface 122, and the second projection structure 34 is provided on the side of the rear cover 20. Like this, the second runner 33 and the second protrusion structure 34 that cooperate with each other make the simple structure of first sliding structure, and the second protrusion structure 34 slides more smoothly at the second runner 33, and then can promote the use experience that back lid 20 removed between upper wall surface 121 and lower wall surface 122.

Of course, in an embodiment not shown in the drawings, the second projection structure may be provided on the lower wall surface, and the second slide groove may be provided on the side edge of the rear cover.

Specifically, the first projection structure 32 is a first guide pin penetrating through the upper side of the rear cover 20, and the second projection structure 34 is a second guide pin penetrating through the lower side of the rear cover 20. The first guide pin and the second guide pin are both preferably spring guide pins.

The first protruding structures 32 are two spaced apart from each other, and the two first protruding structures 32 are correspondingly disposed at two ends of the upper side of the rear cover 20, wherein one first protruding structure 32 is close to the left, and the other first protruding structure 32 is close to the right. The second protruding structures 34 are two spaced apart, and two second protruding structures 34 are correspondingly disposed at two ends of the lower side of the rear cover 20, respectively, wherein one second protruding structure 34 is close to the left, and the other second protruding structure 34 is close to the right.

As shown in fig. 1, 6 and 9, in order to facilitate the operation of the rear cover 20 to move the rear cover 20, a handle portion 21 is provided on a side of the rear cover 20 away from the plate body 11.

As shown in fig. 2 to 4, in order to improve the smoothness of the operation of the rear cover 20 during the moving process and prevent the rear cover 20 from deflecting, a seam allowance 123 is arranged on the inner side wall of the frame 12, an overlapping protrusion 22 is arranged at the edge of the rear cover 20, and the overlapping protrusion 22 is positioned in a part of the seam allowance 123. Thus, the lap projection 22 moves in the seam allowance 123, and the rear cover 20 can be prevented from being deflected. Meanwhile, the overlapping protrusion 22 is located in the partial seam allowance 123, so that the edge of the rear cover 20 is located in the frame 12, the edge of the rear cover 20 is hidden in the frame 12, and the surface of the box body is neat and has a good appearance.

As shown in fig. 1 and 6, in order to improve efficiency of installation and maintenance of the LED display device, the rear cover 20 includes a first cover 23 and a second cover 24. The hollow area includes a first hollow hole 41 located at a first end of the board body 11 and a second hollow hole 42 located at a second end of the board body 11, the first cover 23 has a first avoiding position for exposing the first hollow hole 41 and a first blocking position for closing the first hollow hole 41, and the second cover 24 has a second avoiding position for exposing the second hollow hole 42 and a second blocking position for closing the second hollow hole 42. In this way, when the LED display device is installed and maintained, the first hollow hole 41 can be exposed or closed by moving the first cover body 23 left and right, the installation and maintenance can be realized through the first hollow hole 41, the second hollow hole 42 can be exposed or closed by moving the second cover body 24 left and right, the installation and maintenance can be realized through the second hollow hole 42, the maintenance operation is simple and reliable, and the installation and maintenance efficiency of the LED display device is greatly improved. Meanwhile, the reserved space at the rear part of the box body can be reduced, the situation that the rear maintenance space is increased and the mounting structure is avoided due to the fact that the rear cover 20 is opened and closed does not need to be considered, the box body can be attached to a wall body to the maximum extent, and the mounting structure (such as a fixed support) is simplified.

The first hollow holes 41 and the second hollow holes 42 of the present embodiment form the above-mentioned hollow areas together. Preferably, the first hollow holes 41 and the second hollow holes 42 are spaced up and down, respectively, in this embodiment. Of course, in the embodiment not shown in the drawings, the number of the first hollow holes and the second hollow holes may not be limited to two, and may be one, three or more.

As shown in fig. 1 to 12, specifically, when the left first protruding structure 32 on the first cover 23 is engaged with one end sidewall stop of the first sliding chute 31, the first cover 23 is in the first shielding position, and when the right first protruding structure 32 on the first cover 23 is engaged with the other end sidewall stop of the first sliding chute 31, the first cover 23 is in the first avoiding position. When the left first projecting structure 32 on the second cover 24 is engaged with the end sidewall stop of the first sliding groove 31, the second cover 24 is in the first avoiding position, and when the right first projecting structure 32 on the second cover 24 is engaged with the other end sidewall stop of the first sliding groove 31, the second cover 24 is in the second shielding position.

As shown in fig. 6 to 10, a magnetic attraction structure is disposed between the rear cover 20 and the plate body 11. The magnetic attraction structure comprises a first magnetic attraction piece 51, a second magnetic attraction piece 52 and a third magnetic attraction piece. The first magnetic part 51 is magnetically matched with the second magnetic part 52 and the third magnetic part respectively. The second magnetic attraction piece 52 and the third magnetic attraction piece are arranged at intervals along the length direction of the box body 10 and form a magnetic attraction group. The first magnetic member 51 is disposed on the rear cover 20, and the magnetic assembly is disposed on the plate body 11. In the embodiment, when the first magnetic attraction piece 51 and the second magnetic attraction piece 52 on the back cover 20 are magnetically matched, the back cover 20 can be kept at the shielding position for closing the hollow area. Thus, the rear cover 20 can be prevented from moving between the upper wall surface 121 and the lower wall surface 122, and the hollow area can be prevented from being exposed. When the first magnetic attraction piece 51 on the back cover 20 is magnetically matched with the third magnetic attraction piece, the back cover 20 is kept at an avoiding position where the hollow area is exposed. Thus, the rear cover 20 can be prevented from moving between the upper wall surface 121 and the lower wall surface 122, and installation and maintenance can be facilitated. Preferably, when the first magnetic member 51 is a magnet, the magnetic member is a ferrous member or a magnet. When the magnetic attraction group is a magnet, the first magnetic attraction member 51 is an iron member or a magnet.

Of course, in the embodiment not shown in the drawings, the magnetic attraction group can be disposed on the rear cover, and the first magnetic attraction member can be disposed on the plate body.

The application also provides an LED display device, and the LED display device of this embodiment includes the box and installs the display screen on the box, and the box is foretell box. The box body can solve the problem that the requirement on the rear space and the mounting structure of the LED display device in the related art is high, so that the LED display device comprising the box body can solve the same technical problem. The display screen of this embodiment is preferably an LED closely spaced display screen.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A box, characterized by comprising:

the box body (10) comprises a plate body (11) and a frame (12) which is arranged on the edge of the plate body (11) in a surrounding mode and is positioned on the front side of the plate body (11), wherein a hollow area is arranged on the plate body (11);

the rear cover (20) is movably arranged in the frame (12) and located on one side of the plate body (11), and the rear cover (20) is provided with an avoiding position enabling the hollow area to be exposed and a shielding position closing the hollow area.

2. The cabinet of claim 1, wherein the inner side wall of the frame (12) comprises an upper wall surface (121) and a lower wall surface (122) which are oppositely arranged, the rear cover (20) is movably positioned between the upper wall surface (121) and the lower wall surface (122), and a first sliding structure is arranged between the upper wall surface (121) and the side edge of the rear cover (20).

3. A cabinet according to claim 2, wherein the first sliding structure includes a first sliding groove (31) and a first protruding structure (32) which are engaged with each other, one of the first sliding groove (31) and the first protruding structure (32) is provided on the upper wall surface (121), and the other is provided on a side edge of the rear cover (20).

4. A cabinet according to claim 2 or 3, wherein a second sliding structure is provided between the lower wall surface (122) and the side of the rear cover (20).

5. A cabinet according to claim 4, wherein the second sliding structure includes a second sliding slot (33) and a second protruding structure (34) which are engaged with each other, one of the second sliding slot (33) and the second protruding structure (34) is provided on the lower wall surface (122) and the other is provided on a side edge of the rear cover (20).

6. A cabinet as claimed in claim 1, wherein a handle portion (21) is provided on a side of the rear cover (20) remote from the panel (11).

7. The box body according to claim 1, wherein a seam allowance (123) is arranged on the inner side wall of the frame (12), an overlapping protrusion (22) is arranged at the edge of the rear cover (20), and the overlapping protrusion (22) is positioned in a part of the seam allowance (123).

8. The cabinet according to claim 1, characterized in that the rear cover (20) comprises a first cover (23) and a second cover (24), the hollowed area comprises a first hollowed hole (41) at a first end of the panel (11) and a second hollowed hole (42) at a second end of the panel (11), the first cover (23) has a first escape position exposing the first hollowed hole (41) and a first blocking position closing the first hollowed hole (41), the second cover (24) has a second escape position exposing the second hollowed hole (42) and a second blocking position closing the second hollowed hole (42).

9. The box body according to claim 1, wherein a magnetic attraction structure is arranged between the rear cover (20) and the plate body (11), the magnetic attraction structure comprises a first magnetic attraction member (51), a second magnetic attraction member (52) and a third magnetic attraction member, the first magnetic attraction member (51) is respectively magnetically attracted to the second magnetic attraction member (52) and the third magnetic attraction member, the second magnetic attraction member (52) and the third magnetic attraction member are arranged at intervals along the length direction of the box body (10) to form a magnetic attraction group, one of the first magnetic attraction member (51) and the magnetic attraction group is arranged on the rear cover (20), and the other one of the first magnetic attraction member and the magnetic attraction group is arranged on the plate body (11).

10. An LED display device, comprising a box body and a display screen arranged on the box body, characterized in that the box body is the box body of any one of claims 1 to 9.

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