Display screen box

Abstract

The utility model discloses a display screen box which comprises a box body, a grinding plane and a plurality of threaded holes are arranged on the box body, the grinding plane is used for contacting with a power source, the threaded holes are arranged on the periphery of the grinding plane, and the surface roughness Ra of the grinding plane is smaller than or equal to 6.3 micrometers. According to the display screen box body, the box body is machined till part of the surface of the box body forms the ground plane with the roughness meeting the use requirement, the ground plane is used for making contact with a power source, the situation that the power source is not assembled smoothly due to the uneven surface can be effectively avoided, the assembling efficiency can be improved, the power source and the box body are attached in place, and the service life of the power source is prolonged. The heat dissipation effect of the power supply is ensured, thereby improving the display effect of the whole machine. The power supply is fixedly installed on the box body through screws and the threaded holes.

Description

Technical Field

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

[0002] In existing LED displays, the power supply installation structure mostly uses screws to fix directly to the box or auxiliary structure. This assembly method requires relatively high position accuracy of the thread holes for fixing the power supply. The position where the unit module of the LED display contacts the power supply is not surface treated. When there is a deviation, it is easy to cause assembly problems, reducing production and assembly efficiency. In addition, the power supply and the box are not properly fitted, which will lead to poor heat dissipation of the power supply and affect the display effect of the entire device. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a display screen box with a new structure, which has high assembly efficiency, high assembly precision and good power supply heat dissipation effect.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is: a display screen box, including a box body and a power supply, the box body is provided with a ground surface and multiple threaded holes, the ground surface is used to contact the power supply, the surface roughness of the ground surface Ra≤6.3μm, multiple threaded holes are provided on the outer periphery of the ground surface, and the power supply is connected to the threaded holes by screws.

[0005] Furthermore, the surface roughness of the ground surface is Ra≤3.2 μm.

[0006] Furthermore, the grinding surface is rectangular.

[0007] Furthermore, the grinding surface is circular, elliptical or oblong.

[0008] Furthermore, the box body is provided with an inward-recessed positioning groove, and the bottom surface of the positioning groove is provided with the ground surface.

[0009] Furthermore, the positioning groove is rectangular.

[0010] Furthermore, the box body is provided with a plurality of protruding connecting columns, and the connecting columns are provided with the threaded holes.

[0011] Furthermore, the box body is provided with reinforcing ribs.

[0012] Furthermore, the connecting column is arranged on the reinforcing rib.

[0013] Furthermore, a heat dissipation groove is provided on the box body.

[0014] The display screen box body has the advantages that the display screen box body is processed on the box body body until a ground surface with roughness meeting use requirements is formed on part of the surface, the ground surface is used to contact the power supply, the power supply assembly is not smooth due to the uneven surface is avoided, the assembly efficiency is improved, the power supply and the box body body are in place, the heat dissipation effect of the power supply is ensured, and the display effect of the whole machine is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of the display screen box body of the utility model embodiment one.

[0016] Figure 2 It is Figure 1 It is a detail enlarged view of A part in the middle.

[0017] Figure 3 It is an explosion view of the display screen box body of the utility model embodiment one.

[0018] Figure 4 It is Figure 3 It is a detail enlarged view of B part in the middle.

[0019] Label explanation:

[0020] 1, box body body;11, ground surface;12, thread hole;13, connecting column;14, positioning groove;15, reinforcing rib;16, heat dissipation groove;

[0021] 2, power supply. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical content, and effects of the utility model clear, the following is described in connection with the drawings.

[0023] Please refer to Figures 1 to 4 A kind of display screen box, including box body body 1 and power supply 2, the box body body 1 is equipped with ground surface 11 and multiple thread holes 12, the ground surface 11 is used to contact the power supply 2, the surface roughness Ra of the ground surface 11≤6.3 μm, multiple thread holes 12 are located at the periphery of the ground surface 11, and the power supply 2 is connected with the thread hole 12 by screw.

[0024] As can be seen from the above description, the beneficial effects of the present invention are as follows: the display screen cabinet is machined on the cabinet body 1 until a surface 11 is formed on a portion of its surface with a roughness that meets the requirements for use. This surface 11 contacts the power supply 2, effectively avoiding the problem of uneven surface causing assembly problems for the power supply 2, thereby improving assembly efficiency. Furthermore, the power supply 2 and the cabinet body 1 are properly fitted together, ensuring the heat dissipation effect of the power supply 2, thereby improving the display effect of the entire device. The power supply 2 is fixed to the cabinet body 1 via screws and threaded holes 12.

[0025] Furthermore, the surface roughness of the ground surface 11 is Ra≤3.2 μm.

[0026] As can be seen from the above description, a smoother ground surface 11 can make the power supply 2 and the box body 1 fit more closely, thereby improving the heat dissipation effect of the power supply 2.

[0027] Furthermore, the grinding surface 11 is rectangular.

[0028] Furthermore, the grinding surface 11 is circular, elliptical or oblong.

[0029] As can be seen from the above description, the shape of the grinding surface 11 can be selected according to actual use requirements.

[0030] Furthermore, the box body 1 is provided with an inwardly recessed positioning groove 13 , and the bottom surface of the positioning groove 13 is provided with the ground surface 11 .

[0031] Furthermore, the positioning groove 13 is rectangular.

[0032] As can be seen from the above description, the positioning groove 13 is used to define the position of the power supply 2 , which is beneficial to improving the assembly accuracy and assembly efficiency of the power supply 2 .

[0033] Furthermore, the box body 1 is provided with a plurality of protruding connecting columns 14 , and the connecting columns 14 are provided with the threaded holes 12 .

[0034] As can be seen from the above description, arranging the threaded hole 12 on the threaded column can increase the depth of the threaded hole 12, making the connection between the box body 1 and the power supply 2 more stable.

[0035] Furthermore, the box body 1 is provided with reinforcing ribs 15 .

[0036] As can be seen from the above description, the reinforcing ribs 15 can increase the overall strength of the box body 1 and prevent deformation.

[0037] Furthermore, the connecting column 14 is provided on the reinforcing rib 15 .

[0038] It can be seen from the above description that arranging the connecting column 14 on the reinforcing rib 15 can prevent the connecting column 14 from being bent and deformed due to stress.

[0039] Furthermore, a heat dissipation slot 16 is provided on the box body 1 .

[0040] It can be seen from the above description that adding the heat dissipation slots 16 can improve the heat dissipation capacity of the box body 1 .

[0041] Please refer to Figures 1 to 4 The first embodiment of the present invention is a display screen housing, comprising a housing body 1 and a power supply 2. The housing body 1 is provided with a ground surface 11 and a plurality of threaded holes 12. The ground surface 11 is configured to contact the power supply 2. The surface roughness of the ground surface 11 is Ra ≤ 6.3 μm. The plurality of threaded holes 12 are provided on the periphery of the ground surface 11. The power supply 2 is connected to the threaded holes 12 via screws. In this embodiment, the surface roughness of the ground surface 11 is preferably within a range of Ra ≤ 3.2 μm. The ground surface 11 is manufactured using a CNC machining process.

[0042] The display cabinet is machined on the cabinet body 1 until a surface 11 is formed on a portion of the cabinet body 1, with a roughness that meets the requirements. This surface 11 contacts the power supply 2, effectively preventing assembly problems with the power supply 2 due to surface unevenness, thereby improving assembly efficiency. The power supply 2 and the cabinet body 1 are then properly fitted together, ensuring heat dissipation, thereby enhancing the overall display quality. The power supply 2 is fixed to the cabinet body 1 via screws and threaded holes 12.

[0043] In this embodiment, the polished surface 11 is rectangular. From a perspective perpendicular to the polished surface 11, the projection of the contact surface between the power supply 2 and the housing 1 is located inside the projection of the polished surface 11. In other embodiments, the polished surface 11 can also be circular, elliptical, or oblong.

[0044] The box body 1 is provided with an inwardly recessed positioning groove 13, the bottom surface of which is provided with the polished surface 11. Specifically, the positioning groove 13 is a rectangular groove, the length of the positioning groove 13 is greater than the length of the bottom surface of the power supply 2, and the width of the positioning groove 13 is greater than the width of the bottom surface of the power supply 2.

[0045] The box body 1 is provided with a plurality of protruding connecting posts 14, each of which is provided with the threaded holes 12. Specifically, each connecting post 14 is provided with a threaded hole 12, and the number of connecting posts 14 is four. The four connecting posts 14 are divided into two groups, and the two groups of connecting posts 14 are respectively provided on both sides of the long side of the ground surface 11.

[0046] In order to improve the structural strength of the box body 1, prevent deformation, the box body 1 is provided with a reinforcing rib 15. The connecting column 14 is arranged on the reinforcing rib 15, which is favorable to improve the structural strength of the connecting column 14 and the box body 1, and avoid the deformation of the connecting column 14 under stress.

[0047] The surface of the box body 1 is also provided with a plurality of arrayed heat dissipation grooves 16, which can increase the surface area of the box body 1 and improve the heat dissipation capacity.

[0048] In summary, the display screen box of the utility model is processed on the box body until the roughness of the part of the surface forms the ground surface which meets the use requirement, the power supply is contacted by the ground surface, the power supply assembly is not smooth due to the uneven surface is avoided, the assembly efficiency is improved, the power supply and the box body are in place, the heat dissipation effect of the power supply is guaranteed, and the display effect of the whole machine is improved.

[0049] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation, direct or indirect application in the related technical field by the content of the utility model specification and drawings is also included in the patent protection range of the utility model.

Claims

1. A display screen box, comprising a box body and a power supply, characterized in that: The box body is provided with a ground surface and multiple threaded holes. The ground surface is used to contact the power supply. The surface roughness of the ground surface is Ra≤6.3μm. The multiple threaded holes are arranged on the outer periphery of the ground surface. The power supply is connected to the threaded holes by screws. The box body is provided with a heat dissipation groove.

2. The display screen box according to claim 1, characterized in that: The surface roughness of the ground surface is Ra≤3.2 μm.

3. The display screen box according to claim 1, characterized in that: The grinding surface is rectangular.

4. The display screen box according to claim 1, characterized in that: The grinding surface is circular, elliptical or oblong.

5. The display screen box according to claim 1, characterized in that: The box body is provided with an inward-recessed positioning groove, and the bottom surface of the positioning groove is provided with the grinding surface.

6. The display screen box according to claim 5, characterized in that: The positioning groove is rectangular.

7. The display screen box according to claim 1, characterized in that: The box body is provided with a plurality of protruding connecting columns, and the connecting columns are provided with the threaded holes.

8. The display screen box according to claim 7, characterized in that: The box body is provided with reinforcing ribs.

9. The display screen box according to claim 8, characterized in that: The connecting column is arranged on the reinforcing rib.

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