Control box

Abstract

The utility model discloses a control box. The control box comprises a box body, a box cover, a control mainboard and a power supply, a containing cavity is formed in the box body, and a connecting plug used for being connected with an LED module in an inserted mode is arranged at the bottom of the box body. The box cover is buckled on the box body; the power supply is arranged in the accommodating cavity; the control mainboard is arranged at the bottom of the box body, a control connector used for being connected with an LED module is arranged on the lower surface of the control mainboard, and the control connector is located in the connecting plug. When the control box needs to be disassembled, the control box can be directly separated from the frame, rapid separation of physical connection and electrical connection between the control box and the LED module can be achieved, similarly, when the control box is assembled, the connecting plug is aligned with a corresponding interface on the LED module, and the LED module can be assembled and disassembled under the plugging guide of the connecting plug. Physical connection and electrical connection between the control box and the LED module are rapidly achieved, and therefore the disassembly and assembly speed and disassembly and assembly convenience of the control box are effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED screens, in particular to a control box. Background Art

[0002] LED screens have good energy-saving effects and longer service lives. When the lamp beads are well encapsulated and the lamps are well assembled, LED screens have good dust and waterproof effects and can adapt to outdoor working environments. Therefore, they are commonly used in outdoor lamps, light boxes, and advertising screens.

[0003] In some large screens, a control box is often set to control the LED screen, including display control and power control. Therefore, the control box is a core component of the LED screen. In an LED screen, a large number of LED modules are distributed, and each module requires an independent wire harness for independent control. In addition, a wire harness for supplying power to the LED modules needs to be set. Therefore, many wire harnesses are often required for internal and external connections inside it. When the control box needs to be repaired and maintained, due to the restraint of many wire harnesses, technicians often perform maintenance on the spot. However, the installation positions of LED screens are often on high walls, columns, etc., making it difficult to maintain the control box. Summary of the Utility Model

[0004] In order to solve the technical problem of difficult maintenance of the control box in the prior art, one of the purposes of the utility model is to provide a control box.

[0005] One of the purposes of the utility model is realized by adopting the following technical scheme:

[0006] A control box, characterized in that the control box includes a box body, a box cover, a control main board, and a power supply;

[0007] A receiving cavity is provided inside the box body, and a plug connector for plugging into an LED module is provided at the bottom of the box body;

[0008] The box cover is buckled on the box body;

[0009] The power supply is arranged in the receiving cavity;

[0010] The control main board is arranged at the bottom of the box body, and a control connector for connecting to an LED module is provided on the lower surface of the control main board, and the control connector is located inside the plug connector.

[0011] Optionally, the plug connector is a protrusion arranged around the control connector.

[0012] Optionally, a waterproof groove is provided on the outer side wall of the protrusion;

[0013] The control box further includes a waterproof ring, and the waterproof ring is arranged in the waterproof groove.

[0014] Optionally, an input interface for connecting to an external connector is provided on the box body.

[0015] Optionally, a display panel and a control panel are provided on the box cover, and the display panel and the control panel are electrically connected to the control main board.

[0016] Optionally, one side of the box body is pivotally connected to one side of the box cover, and a buckle is provided on the other side of the box body, and the buckle is buckled to the other side of the box body.

[0017] Optionally, a protruding portion is provided on the box cover;

[0018] The buckle includes a mounting plate, a swinging member and a buckling member. The mounting plate is arranged on the side wall of the box body. The upper end of the swinging member is hinged to the mounting plate. The lower end of the buckling member is pivotally connected to the middle of the swinging member. A barb is provided at the upper end of the buckling member, and the barb is buckled on the protruding portion.

[0019] Optionally, connection portions are provided at the four corners of the box body, and positioning pins and threaded holes are provided on the connection portions;

[0020] A fastening screw is provided in the threaded hole. The fastening screw includes a nut and a stud. One end of the stud close to the nut is a smooth shaft end, and the other end of the stud away from the nut is a threaded end, and the threaded end is adapted to the threaded hole.

[0021] Optionally, two mounting posts are provided at one end of the box cover, mounting holes are provided on the mounting posts, and the two mounting holes face each other;

[0022] The control box further includes a handle, and both ends of the handle are respectively passed through the two mounting holes.

[0023] Optionally, the control box further includes a sealing ring, and the sealing ring is arranged at the bottom of the box cover and is arranged along the edge of the box cover;

[0024] The upper edge of the box body abuts against the sealing ring.

[0025] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0026] A plug connector is provided at the bottom of the box body, so that when disassembling, the plug connector can be plugged into the LED module to achieve plug-in guidance, and the box body and the LED module can be physically and electrically connected and separated quickly. At the same time, a control connector is provided on the control main board, and the control connector is plugged into the LED module to achieve quick plug-in and pull-out of the control main board and the LED module. Therefore, when it is necessary to disassemble the control box, the control box can be directly separated from the frame, and the control box and the LED module can be quickly separated in terms of physical and electrical connection. Similarly, when assembling the control box, align the plug connector with the corresponding interface on the LED module, and under the plug-in guidance of the plug connector, the control box and the LED module can be quickly physically and electrically connected, thereby effectively improving the disassembly and assembly speed and convenience of the control box. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of the assembly of the control box and the frame of the utility model;

[0028] Figure 2 It is a cross-sectional view of the control box and the frame of the utility model in an assembled state;

[0029] Figure 3 for Figure 2 A magnified view of the local area A;

[0030] Figure 4 This is a schematic diagram of the structure of the control box of the utility model;

[0031] Figure 5 This is an exploded schematic diagram of the control box of the utility model;

[0032] Figure 6 This is a schematic diagram of an exploded view of the control box of the utility model from another perspective.

[0033] Description of the accompanying drawings:

[0034] 1. Box body; 11. Plug connector; 12. Input interface; 13. Connecting part;

[0035] 2. Box cover; 21. Display panel; 22. Control panel; 23. Protrusion; 24. Mounting column;

[0036] 3. Control main board; 31. Control connector;

[0037] 4. Power supply;

[0038] 5. Waterproof ring;

[0039] 6. Buckle; 61. Mounting plate; 62. Swinging piece; 63. Fastening piece;

[0040] 7. Handle;

[0041] 8. Sealing ring;

[0042] 9. Frame Specific embodiments

[0043] The following will combine the drawings in the embodiments of the present application Figure 1 to Figure 6 to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.

[0044] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present application are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the drawings). If the specific posture changes, the directional indications will also change accordingly.

[0045] In addition, the descriptions involving "first", "second", etc. in the present application are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between various embodiments can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present application.

[0046] The present utility model provides a control box applied to an LED screen. As Figure 1 shown, the LED screen includes a frame 9, an LED module, a mask, and a control box light. The control box is disposed on the back of the frame 9, the LED module is disposed on the front of the frame 9, and the mask covers the LED module.

[0047] As Figure 1-3A control box as shown includes a box body 1, a box cover 2, a control main board 3 and a power supply 4. An accommodation cavity is provided in the box body 1, and a plug connector 11 for plugging into an LED module is provided at the bottom of the box body 1. The box cover 2 is buckled on the box body 1. The power supply 4 is arranged in the accommodation cavity. The control main board 3 is arranged at the bottom of the box body 1, and a control connector 31 for connecting with the LED module is provided on the lower surface of the control main board 3, and the control connector 31 is located within the plug connector 11. In this embodiment, the plug connector 11 is provided at the bottom of the box body 1. Thus, during disassembly and assembly, it can be plugged into the LED module through the plug connector 11 to achieve plugging and unplugging guidance, and realize the quick connection and separation between the box body 1 and the LED module physically. At the same time, the control connector 31 is provided on the control main board 3, and it is plugged into the LED module through the control connector 31 to achieve the quick plugging and unplugging between the control main board 3 and the LED module. Therefore, when the control box needs to be disassembled, the control box can be directly separated from the frame, and the quick separation of the physical connection and electrical connection between the control box and the LED module can be achieved. Similarly, when assembling the control box, align the plug connector 11 with the corresponding interface on the LED module, and under the plugging guidance of the plug connector 11, quickly achieve the physical connection and electrical connection between the control box and the LED module, thereby effectively improving the disassembly and assembly speed and convenience of the control box.

[0048] Further, as Figure 5 shown, the plug connector 11 is a protrusion provided around the control connector 31. A waterproof groove is provided along the outer sidewall of the protrusion. The control box further includes a waterproof ring 5, and the waterproof ring 5 is arranged in the waterproof groove. By arranging the waterproof ring 5 on the outer sidewall of the plug connector 11, the plugging tightness between the control box and the LED module is improved, and the waterproof performance of the LED module and the control box is enhanced.

[0049] Also, an input interface 12 for connecting with an external connector is provided on the box body 1. Thus, by directly plugging and unplugging the external connector, the quick connection and disconnection between the control box and the external circuit can be achieved, and the convenience of disassembly and assembly of the control box is improved.

[0050] In some embodiments of the box cover 2, as Figure 4 shown, a display panel 21 and a control panel 22 are provided on the box cover 2, and the display panel 21 and the control panel 22 are electrically connected to the control main board 3. Thus, the control main board 3 can be controlled through the control panel 22, and the internal information stored in the control main board 3 can be retrieved. The display panel 21 displays the status of the control box and the status of the LED module, so that the fault status of the control box or the LED module can be quickly judged through the display panel 21, the faulty component can be quickly understood, and the maintenance speed is improved.

[0051] In some embodiments of the control box, one side of the box body 1 is pivotally connected to one side of the box cover 2, and a buckle 6 is provided on the other side of the box body 1. The buckle 6 is buckled to the other side of the box body 1. By providing the buckle 6, the box cover 2 can be quickly disassembled and assembled, improving the maintenance disassembly and assembly speed of the control box.

[0052] Further, as Figure 6 shown, a protruding portion 23 is provided on the box cover 2. The buckle 6 includes a mounting plate 61, a swinging member 62, and a buckling member 63. The mounting plate 61 is disposed on the side wall of the box body 1. The upper end of the swinging member 62 is hinged to the mounting plate 61. The lower end of the buckling member 63 is pivotally connected to the middle of the swinging member 62. A barb is provided at the upper end of the buckling member 63, and the barb is buckled to the protruding portion 23. Thus, during assembly, the buckling member 63 is buckled to the protruding portion 23, and the swinging member 62 is pressed downward so that the swinging member 62 is attached to the side wall of the box body 1. At the same time, the swinging member 62 pulls the buckling member 63 tightly, thereby achieving buckling. During disassembly, the swinging member 62 is lifted to release the buckle. Thus, the box cover 2 can be quickly opened and buckled, having good disassembly and assembly convenience.

[0053] In some assembly embodiments of the box body 1, as Figure 4 shown, connecting portions 13 are provided at the four corners of the box body 1, and threaded holes are provided on the connecting portions 13. A fastening screw is provided in the threaded hole. The fastening screw includes a nut and a stud. One end of the stud close to the nut is a smooth shaft end, and the end of the stud away from the nut is a threaded end, and the threaded end is adapted to the threaded hole. Before assembly, the fastening screw is screwed into the threaded hole so that the smooth shaft end on the stud is located in the threaded hole. Affected by the internal thread of the threaded hole, when the box body 1 is disassembled, the fastening screw can be loosened but not detached, avoiding the defect of the fastening screw falling off during disassembly and improving the convenience of disassembly and assembly.

[0054] In addition, in order to improve the assembly accuracy of the control box, positioning holes are provided at the bottom of the control box. Specifically, positioning holes can be provided on the aforementioned connecting portions 13, and positioning pins are provided on the corresponding frame 9. During assembly, the control box can be positioned and matched through the positioning holes and the positioning pins, improving the assembly accuracy of the control box and the accuracy of the plug-in connection between the control joint 31 and the LED module.

[0055] Of course, it can also be that positioning pins are provided at the bottom of the control box, and positioning holes are provided on the frame 9.

[0056] In some embodiments of the control box, as Figure 4As shown, two mounting posts 24 are provided at one end of the box cover 2. Mounting holes are provided on the mounting posts 24, and the two mounting holes face each other. The control box further includes a handle 7. The two ends of the handle 7 are respectively inserted through the two mounting holes. Affected by the two intersecting mounting holes, the two ends of the handle 7 continuously swing downward, and the handle 7 is close to the box cover 2. When the handle 7 needs to be used, the handle 7 can be directly held by hand. The handle 7 undergoes elastic deformation and is pulled up. After the handle 7 is released, the handle 7 swings downward under the action of elastic force, so that the handle 7 is close to the box cover 2, and the handle 7 is in a good storage state.

[0057] In some other embodiments of the control box, such as Figure 5 , Figure 6 As shown, the control box further includes a sealing ring 8. The sealing ring 8 is arranged at the bottom of the box cover 2 and along the edge of the box cover 2. The upper edge of the box body 1 abuts against the sealing ring 8. After the box cover 2 and the box body 1 are buckled, there is a sealing ring 8 between the box body 1 and the box cover 2. In this way, the sealing performance of the control box can be effectively improved, and the adaptability to the outdoor environment can be improved.

[0058] The above embodiments are only the preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby. Any non-substantial changes and substitutions made by those skilled in the art based on the present invention belong to the protection scope required by the present invention.

Claims

1. A control box, characterized in that: The control box comprises a box body, a box cover, a control mainboard and a power supply; The box body is provided with a receiving cavity, and the bottom of the box body is provided with a plug connector for plugging with the LED module; The box cover is buckled on the box body; The power supply is arranged in the accommodating cavity; The control main board is arranged at the bottom of the box body, and a control connector for connecting with the LED module is arranged on the lower surface of the control main board, and the control connector is located in the plug connector.

2. The control box according to claim 1, characterized in that: The plug connector is a protrusion arranged around the control connector.

3. The control box according to claim 2, characterized in that: The protrusion is provided with a waterproof groove along its outer side wall; The control box also includes a waterproof ring, which is arranged in the waterproof groove.

4. The control box according to claim 1, characterized in that: The box body is provided with an input interface for connecting to an external connector.

5. The control box according to claim 4, characterized in that: The box cover is provided with a display panel and a control panel, and the display panel and the control panel are connected with the control main board by electrical signals.

6. The control box according to claim 1, characterized in that: One side of the box body is pivotally connected to one side of the box cover, and the other side of the box body is provided with a buckle, and the buckle is buckled with the other side of the box body.

7. The control box according to claim 6, characterized in that: The box cover is provided with a protrusion; The buckle includes a mounting plate, a swinging piece and a buckle. The mounting plate is arranged on the side wall of the box body, the upper end of the swinging piece is connected to the mounting plate, the lower end of the buckle is pivotally connected to the middle part of the swinging piece, and the upper end of the buckle is provided with a barb, which is buckled on the protrusion.

8. The control box according to claim 1, characterized in that: The four corners of the box body are each provided with a connecting portion, and the connecting portion is provided with a positioning pin and a threaded hole; A fastening screw is arranged in the threaded hole, and the fastening screw comprises a nut and a stud, an end of the stud close to the nut is an optical axis end, and an end of the stud away from the nut is a threaded end, and the threaded end is adapted to the threaded hole.

9. The control box according to claim 1, characterized in that: Two mounting posts are provided at one end of the box cover, and mounting holes are provided on the mounting posts, and the two mounting holes are oriented to intersect each other; The control box also includes a handle, and two ends of the handle are respectively inserted into the two mounting holes.

10. The control box according to claim 1, characterized in that: The control box further comprises a sealing ring, which is arranged at the bottom of the box cover and along the edge of the box cover; The upper edge of the box body abuts against the sealing ring.

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