LED display screen unit convenient to disassemble and assemble and LED display screen

Abstract

The LED display screen unit convenient to disassemble and assemble comprises a display module, a box body and a control module, the display module is connected with the box body in a magnetic attraction mode, the left end and the right end of the top of the box body are respectively provided with a first lock cylinder, the first lock cylinders are straight rod lock cylinders, and the control module is connected with the display module. The left end and the right end of the bottom of each box body are each provided with a first lock hole matched and locked with the corresponding first lock cylinder, when the LED display screen is spliced, the first lock cylinder of one box body is matched and locked with the first lock hole of the adjacent box body, the two ends of the left side of the back face of each box body are each provided with a second lock cylinder, and the second lock cylinders are polygonal arc-shaped lock cylinders. The two ends of the right side of each box body are respectively provided with a second lock hole which is locked with the second lock cylinder in a matched mode, and when the LED display screen is spliced, the second lock cylinder of one box body is locked with the second lock hole of the adjacent box body in a matched mode. The problems that an LED display screen installation mode is complex in structure, low in installation speed, high in cost and the like are solved, and the installation efficiency is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of LED display screens, and in particular relates to an LED display screen unit and an LED display screen that are easy to assemble and disassemble. Background Art

[0002] Currently, large LED displays are typically constructed from multiple LED display units. Each unit houses components such as a high-voltage power supply and a signal receiving card, and the units are connected via power and signal cables. For fixed-mount displays, installation requires first installing the LED unit housing, then connecting the housings of the different units, securing the connecting wires between the units, and finally securing the modules to their respective frames. This installation method is complex, time-consuming, and expensive.

[0003] Therefore, there is an urgent need to provide an LED display unit that is easy to install to reduce installation time and reduce installation costs. Utility Model Content

[0004] The purpose of the embodiments of the present invention is to provide an LED display screen structure and an LED display screen that are easy to disassemble and assemble, aiming to solve the technical problems of inconvenient disassembly and assembly and high installation cost in the prior art.

[0005] To achieve the above-mentioned objectives, the technical solution adopted in the embodiment of the present invention is as follows: an LED display screen unit that is easy to assemble and disassemble, comprising a display module, a housing, and a control module, wherein the display module is connected to the housing by magnetic attraction, the control module is fixed to the back of the housing, the display module comprises a PCBA board and a module bottom shell fixed to the back of the PCBA board, and the PCBA board is electrically connected to the control module;

[0006] A first lock core is provided at each of the left and right ends of the top of the box, and the first lock core is a straight rod lock core. A first lock hole matching the first lock core is provided at each of the left and right ends of the bottom of the box. When splicing the LED display screen, the first lock core of one of the boxes cooperates with the first lock hole of the adjacent box to lock. A second lock core is provided at each of the upper and lower ends on the left side of the back of the box, and the second lock core is a polygonal arc lock core. A second lock hole cooperating with the second lock core to lock is provided at each of the upper and lower ends on the right side of the back of the box. When splicing the LED display screen, the second lock core of one of the boxes cooperates with the second lock hole of the adjacent box to lock.

[0007] Specifically, one end of the first lock core is a first lock head, and the other end of the lock core is a first lock rod. A first spring is sleeved on the first lock rod. A first handle is provided at the end of the first lock rod away from the first lock head. The first handle is used to control the pop-up and retraction of the first lock head.

[0008] Specifically, one end of the second lock core is a second lock head, and the other end of the lock core is a second lock rod. A second spring is sleeved on the second lock rod. A second handle is provided at the end of the second lock rod away from the second lock head. The second handle is used to control the pop-up and retraction of the second lock head.

[0009] Specifically, a plurality of magnets are provided on the back of the module bottom shell, the box body is made of cast iron, and the module bottom shell is fixed to the box body by magnetic attraction of the magnets.

[0010] Specifically, the control module includes a HUB board, a power supply arranged on the back of the HUB board, a signal socket arranged on the back of the power supply, and a back cover. The HUB board, power supply and signal socket are all fixed in the back cover.

[0011] Furthermore, a buckle lock moving part is provided on the left and right sides of the upper end and the left and right sides of the lower end of the rear cover, and a buckle lock fixing part is provided at the middle position of the back of the box body, which cooperates and locks with the buckle lock moving part.

[0012] Specifically, a first handle is provided on the upper end of the back side of the box body, a second handle is provided on the left and right ends of the back side of the box body, and a plurality of third handles are provided on the back side of the module bottom shell.

[0013] Specifically, a plurality of magnetic sheets are provided on the top and bottom of the box respectively. When the LED display screen is spliced, two adjacent LED display screen units are adsorbed together by the plurality of magnetic sheets to achieve preliminary positioning and facilitate installation.

[0014] Specifically, the box body is square, and a groove is provided at each of the four corners of the box body, and a corner guard is rotatably connected in the groove.

[0015] The utility model also provides an LED display screen, comprising the LED display screen unit as described above.

[0016] In the utility model, a first lock core is respectively provided at the left and right ends of the top of the box body, and the first lock core is a straight rod lock core. A first lock hole that cooperates with the first lock core and is locked with the left and right ends of the bottom of the box body is respectively provided. When the LED display screen is spliced, the first lock core is inserted into the first lock hole and can be quickly matched with the first lock hole after rotation; a second lock core is respectively provided at the left ends of the back side of the box body, and the second lock core is a polygonal arc lock core. A second lock hole that cooperates with the second lock core and is locked with the second lock hole after rotation is respectively provided at the right ends of the box body. When the LED display screen is spliced, the second lock core is inserted into the second lock hole and can be quickly matched with the second lock hole after rotation, which solves the problems of complex installation structure, slow installation speed and high cost, and greatly improves installation efficiency. At the same time, the straight rod lock core is used for the first lock core and the arc lock core is used for the second lock core, which can make the LED display screen curved in the horizontal direction, thereby making the display effect of the LED display screen better, the picture quality clearer, and saving space. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] Figure 1 An exploded view of an LED display unit that is easy to disassemble and assemble provided by an embodiment of the present utility model;

[0019] Figure 2 A schematic diagram of an LED display screen unit that is easy to assemble and disassemble provided by an embodiment of the utility model;

[0020] Figure 3 A schematic diagram of a box body of an LED display screen unit that is easy to assemble and disassemble provided by an embodiment of the utility model;

[0021] Figure 4 A schematic diagram of a first lock core of an LED display screen unit that is easy to assemble and disassemble provided by an embodiment of the present utility model;

[0022] Figure 5 A schematic diagram of a second lock core of an LED display screen unit that is easy to disassemble and assemble provided by an embodiment of the present utility model; DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0024] It should be noted that when an element is referred to as being “fixed on” or “disposed on” another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being “connected to” another element, it may be directly connected to the other element or indirectly connected to the other element.

[0025] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, and "several" means one or more, unless otherwise specifically defined.

[0027] Reference Figure 1-3 As shown, the present invention provides an LED display unit that is easy to assemble and disassemble, including a display module 1, a box 2 and a control module 3. The display module 1 and the box 2 are connected by magnetic attraction. The control module 3 is fixed to the back of the box 2. The display module 1 includes a PCBA board 11 and a module bottom shell 12 fixed to the back of the PCBA board 11. The PCBA board 11 is electrically connected to the control module 3.

[0028] A first lock core 21 is provided at each of the left and right ends of the top of the box body 2. The first lock core 21 is a straight rod lock core. A first lock hole 22 matching the first lock core 21 is provided at each of the left and right ends of the bottom of the box body 2. When splicing the LED display screen, the first lock core 21 of one of the boxes 2 cooperates with the first lock hole 22 of the adjacent box body 2 to lock each other. A second lock core 23 is provided at each of the upper and lower ends on the left side of the back side of the box body 2. The second lock core 23 is a polygonal arc lock core. A second lock hole 24 cooperating with the second lock core 23 to lock each other is provided at each of the upper and lower ends on the right side of the back side of the box body 2. When splicing the LED display screen, the second lock core 23 of one of the boxes 2 cooperates with the second lock hole 24 of the adjacent box body 2 to lock each other.

[0029] In the present invention, a first lock core 21 is provided at each of the left and right ends of the top of the box body 2. The first lock core 21 is a straight rod lock core. A first lock hole 22 is provided at each of the left and right ends of the bottom of the box body 2 to cooperate with the first lock core 21 for locking. When the LED display screen is spliced, the first lock core 21 of one box body 2 is inserted into the first lock hole 22 of the adjacent box body 2 and can be quickly locked with the first lock hole 22 after rotation. A second lock core 23 is provided at each of the left ends of the back side of the box body 2. The second lock core 23 is a polygonal arc lock core. A second lock core 23 is provided at each of the right ends of the box body 2 to cooperate with the second lock core 23 for locking. The second lock hole 24 is tight. When splicing the LED display screen, the second lock core 23 of one box body 2 is inserted into the second lock hole 24 of the adjacent box body 2. After rotation, it can be quickly matched with the second lock hole 24 for locking, which solves the problems of complex installation structure, slow installation speed, high cost, etc., and greatly improves the installation efficiency. At the same time, the first lock core 21 uses a straight rod lock core, and the second lock core 22 uses an arc lock core, which can make the LED display screen arc-shaped in the horizontal direction, so that the display effect of the LED display screen is better, the picture quality is clearer, and it can save space.

[0030] like Figure 4 As shown, specifically, one end of the first lock core 21 is a first lock head 211, and the other end of the first lock core 21 is a first lock rod 212. A first spring (not shown) is sleeved on the first lock rod 212, and a first handle 213 is provided at the end of the first lock rod 212 away from the first lock head 211. The first handle 213 is used to control the pop-up and retraction of the first lock head 211. The handle can facilitate user operation and facilitate locking or unlocking during installation.

[0031] like Figure 5 As shown, specifically, one end of the second lock core 23 is a second lock head 231, and the other end of the second lock core 23 is a second lock rod 232. A second spring 233 is sleeved on the second lock rod 232, and a second handle 234 is provided at the end of the second lock rod 232 away from the second lock head 231. The second handle 234 is used to control the pop-up and retraction of the second lock head 231. The handle can facilitate user operation and facilitate locking or unlocking during installation.

[0032] Specifically, a plurality of magnets 121 are provided on the back surface 12 of the module bottom shell. The box body 2 is made of cast iron. The module bottom shell 12 is fixed to the box body 2 by magnetic attraction.

[0033] Specifically, the control module 3 includes a HUB board 31 , a power supply 32 disposed on the back of the HUB board 31 , a signal socket 33 disposed on the back of the power supply 32 , and a back cover 34 . The HUB board 31 , the power supply 32 , and the signal socket 33 are all fixedly disposed in the back cover 34 .

[0034] Furthermore, a snap lock moving part 341 is provided on the left and right sides of the upper end and the left and right sides of the lower end of the back cover 34, and a snap lock fixing part 342 is provided in the middle position of the back of the box body 2 to cooperate with the snap lock moving part 341 to lock. The back cover 34 is fixed to the back of the box body 2 by a snap lock method, which is easy to operate and can be installed quickly.

[0035] Specifically, a first handle 25 is provided at the upper end of the back side of the box body 2 to facilitate the transportation of the box body. A second handle 26 is provided at the left and right ends of the back side of the box body 2 to facilitate the assembly of the LED display unit. A plurality of third handles 122 are provided on the back side of the module bottom shell 12 to facilitate the installation or splicing of the module bottom shell 12.

[0036] Specifically, a plurality of magnetic sheets (not shown) are provided on the top and bottom of the box body 2. When the LED display screen is spliced together, two adjacent LED display screen units are adsorbed together by the magnetic sheets to achieve preliminary positioning and facilitate installation.

[0037] like Figure 3 As shown, specifically, the box body 2 is square, and a groove 27 is provided at each corner of the box body 2. A corner guard 271 is rotatably connected in the groove 27, and the corner guard 271 can be rotated out. When the box body 2 needs to be placed on the ground or on a transport shelf, the corner guard can support the box body 2 to prevent the box body 2 from being worn.

[0038] The utility model also provides an LED display screen, comprising the LED display screen unit as described above.

[0039] In summary, the above structure makes the LED display unit easy and quick to install, with clearer image quality, saves space, and provides a high user experience.

[0040] The above is only a specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with this technical field can easily think of changes or replacements within the technical scope disclosed by the present invention, and they should all be included in the protection scope of the present invention.

Claims

1. An LED display screen unit that is easy to assemble and disassemble, comprising a display module (1), a housing (2) and a control module (3), characterized in that: The display module (1) is connected to the box (2) by magnetic attraction, the control module (3) is fixed on the back of the box (2), the display module (1) comprises a PCBA board (11) and a module bottom shell (12) fixed on the back of the PCBA board (11), and the PCBA board (11) is electrically connected to the control module (3); The left and right ends of the top of the box (2) are each provided with a first lock core (21), the first lock core (21) is a straight rod lock core, the left and right ends of the bottom of the box (2) are each provided with a first lock hole (22) matching the first lock core (21), when the LED display screen is spliced, the first lock core (21) of one of the boxes (2) is locked with the first lock hole (22) of the adjacent box (2), and the left and right ends of the back of the box (2) are each provided with a second lock core (23), the second lock core (23) is a polygonal arc lock core, and the right and left ends of the back of the box (2) are each provided with a second lock hole (24) matching the second lock core (23), when the LED display screen is spliced, the second lock core (23) of one of the boxes (2) is locked with the second lock hole (24) of the adjacent box (2).

2. The LED display screen unit that is easy to assemble and disassemble according to claim 1, characterized in that: One end of the first lock core (21) is a first lock head (211), and the other end of the first lock core (21) is a first lock rod (212). A first spring is sleeved on the first lock rod (212). An end of the first lock rod (212) away from the first lock head (211) is provided with a first handle (213). The first handle (213) is used to control the ejection and retraction of the first lock head (211).

3. The LED display screen unit that is easy to assemble and disassemble according to claim 1, characterized in that: One end of the second lock core (23) is a second lock head (231), and the other end of the second lock core (23) is a second lock rod (232). A second spring (233) is sleeved on the second lock rod (232). A second handle (234) is provided at one end of the second lock rod (232) away from the second lock head (231). The second handle (234) is used to control the ejection and retraction of the second lock head (231).

4. The LED display screen unit that is easy to assemble and disassemble according to claim 1, characterized in that: A plurality of magnets (121) are provided on the back of the module bottom shell (12); the box body (2) is made of cast iron; and the module bottom shell (12) is fixed to the box body (2) by magnetic attraction through the magnets (121).

5. The LED display screen unit that is easy to assemble and disassemble according to claim 1, characterized in that: The control module (3) comprises a HUB board (31), a power supply (32) arranged on the back of the HUB board (31), a signal socket (33) arranged on the back of the power supply (32), and a rear cover (34); the HUB board (31), the power supply (32), and the signal socket (33) are all fixedly arranged in the rear cover (34).

6. The LED display screen unit that is easy to assemble and disassemble according to claim 5, characterized in that: The left and right sides of the upper end and the left and right sides of the lower end of the rear cover (34) are respectively provided with a snap lock moving part (341), and the middle position of the back of the box body (2) is provided with a snap lock fixing part (342) that cooperates with and locks the snap lock moving part (341).

7. The LED display screen unit that is easy to assemble and disassemble according to claim 1, characterized in that: A first handle (25) is provided at the upper end of the back of the box body (2), a second handle (26) is provided at the left and right ends of the back of the box body (2), and a plurality of third handles (122) are provided on the back of the module bottom shell (12).

8. The LED display screen unit that is easy to assemble and disassemble according to claim 1, characterized in that: The top and bottom of the box (2) are respectively provided with a plurality of magnetic sheets. When the LED display screen is spliced together, two adjacent LED display screen units are adsorbed together by the plurality of magnetic sheets.

9. The LED display screen unit that is easy to assemble and disassemble according to claim 1, characterized in that: The box body (2) is square, and a groove (27) is provided at each of the four corners of the box body (2). A corner guard (271) is rotatably connected in the groove (27).

10. An LED display screen, characterized in that: The LED display screen unit comprises the LED display screen unit according to any one of claims 1 to 9.

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