LED display screen box and LED display screen

Abstract

The utility model belongs to the technical field of LED display, and relates to an LED display screen box body and an LED display screen, the LED display screen box body comprises a heat dissipation front plate, a box body frame and a heat dissipation rear cover, the front surface of the heat dissipation front plate is used for being assembled with an LED display module, the heat dissipation front plate and the heat dissipation rear cover respectively cover the front surface and the back surface of the box body frame, and the heat dissipation front plate, the box body frame and the heat dissipation rear cover are connected together; the heat dissipation front plate and the heat dissipation rear cover each comprise a honeycomb filling layer and plate layers arranged on the front face and the back face of the honeycomb filling layer, and the honeycomb filling layers, the plate layers and the honeycomb filling layers are pressed together. The heat dissipation structure has the advantages that the honeycomb filling layers are arranged on the heat dissipation front plate and the heat dissipation rear cover, so that the strength and the heat dissipation performance of the heat dissipation front plate and the heat dissipation rear cover can be improved, and the technical problem that the heat dissipation effect of an existing heat dissipation structure of the LED display box is not ideal enough is solved.

Description

Technical Field

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

[0002] With the continuous development of science and technology, LED display screens are more and more widely used in various occasions, such as advertising media, sports stadiums, stage rentals, etc. LED display screens are composed of many LED display boxes, each of which contains a large number of LED lamp beads. However, since LED lamp beads generate heat when working, if the heat cannot be dissipated in time, it will cause the temperature of the LED lamp beads to rise, affecting performance and life.

[0003] Therefore, how to effectively dissipate heat has become a problem that needs to be solved in the design and manufacture of LED display screens. The existing LED display cabinet heat dissipation methods mainly include natural convection heat dissipation and fan forced heat dissipation, which have problems such as poor heat dissipation effect, high energy consumption, and complex maintenance. Therefore, it is necessary to provide a more effective heat dissipation structure for LED display cabinets to further improve the heat dissipation effect, reduce energy consumption and maintenance costs. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the above-mentioned shortcomings and deficiencies of the prior art, the utility model provides an LED display screen box and an LED display screen, which solve the technical problem that the heat dissipation effect of the heat dissipation structure of the existing LED display box is not ideal.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0008] In the first aspect, an embodiment of the utility model provides an LED display screen box, including a heat dissipation front plate, a box frame and a heat dissipation rear cover, the front side of the heat dissipation front plate is used to be assembled with the LED display module, the heat dissipation front plate and the heat dissipation rear cover are respectively covered on the front and back sides of the box frame, and the three are connected together; the heat dissipation front plate and the heat dissipation rear cover both include a honeycomb filling layer and a plate layer arranged on the front and back sides of the honeycomb filling layer, and the three are pressed together.

[0009] Optionally, the honeycomb filling layer is provided with at least one layer

[0010] Optionally, the box frame includes four profile frames, a mounting cavity and a reinforcing beam, and each profile frame is connected end to end through an angle connector to form an outer square frame;

[0011] The installation cavity and the reinforcing beam are vertically arranged to form a "cross"-shaped structure, and are placed inside the profile frame and connected to the profile frame.

[0012] Optionally, the heat dissipation front plate is provided with a cavity avoidance hole at a position corresponding to the installation cavity, and is provided with positioning holes at the upper and lower ends.

[0013] Optionally, the corner connector includes a cube and a positioning platform arranged on a right-angle outer wall of the cube, and the positioning platform protrudes from the front and back of the cube, and the positioning platform is provided with steps;

[0014] The end face of the profile frame includes a positioning plane and a splicing bevel, the positioning plane abuts against the step, the splicing bevel is spliced ​​with the splicing bevel of another profile frame, and the cube is located inside the profile frame and connected to the profile frame by bolts.

[0015] Optionally, the reinforcing beam is hollow, and one end thereof passes through the outer wall of the profile frame, and the other end thereof passes through the installation cavity to form a wire passage.

[0016] Optionally, a plurality of long grooves are provided on the front and back surfaces of the box frame and the front and back surfaces of the longitudinal beam.

[0017] Optionally, an upper locking member is installed in the profile frame at the upper end of the box frame, and a locking rod of the upper locking member extends from the top surface of the box frame, and a lower locking member for locking with the upper locking member is installed in the profile frame at the lower end of the box frame;

[0018] A left locking piece is installed in the profile frame on one side of the box frame, and the left locking piece extends out of the profile frame, and a matching right locking hole is arranged on the other side of the box frame.

[0019] Optionally, the spliced ​​side wall surfaces of each profile frame are provided with installation grooves, and magnetic positioning blocks are installed in the installation grooves.

[0020] In a second aspect, an embodiment of the utility model provides an LED display screen, including the aforementioned LED display screen box.

[0021] (III) Beneficial effects

[0022] The beneficial effects of the utility model are:

[0023] 1. The utility model discloses an LED display box and an LED display. The LED display box includes a heat dissipation front plate, a box frame and a heat dissipation rear cover. Since the heat dissipation front plate and the heat dissipation rear cover are both provided with a honeycomb filling layer, compared with the prior art, it can increase the actual heat dissipation area of ​​the LED display box, improve the structural strength and heat dissipation performance of the heat dissipation front plate and the heat dissipation rear cover, and solve the technical problem that the heat dissipation effect of the heat dissipation structure of the existing LED display box is not ideal.

[0024] 2. The heat dissipation front plate and the heat dissipation rear cover both include a honeycomb filling layer and plate layers arranged on the front and back of the honeycomb filling layer. The box frame is made of four profile frames spliced ​​together by corner connectors, and its structural strength is good. Therefore, the LED display box does not require a die-casting mold, and the box size can be flexibly adjusted according to actual needs during the production process.

[0025] 3. The corner connector includes a cube and a positioning platform arranged on the outer wall of a right angle of the cube. The cube is hidden in the profile frame and connected to the profile frame by bolts. The positioning platform is exposed on the profile frame. The positioning plane of the profile frame abuts against the step of the positioning platform. The splicing inclined surface of the profile frame is spliced ​​with the splicing inclined surface of another profile frame. Positioning and assembly are convenient, which greatly improves the structural strength of the box frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is an exploded schematic diagram of an LED display screen box and a display screen box of Embodiment 1 of the LED display screen of the present invention;

[0027] Figure 2 This is a three-dimensional schematic diagram of a box frame of an LED display screen box and an LED display screen of Embodiment 1 of the utility model (backward facing);

[0028] Figure 3 This is an exploded schematic diagram of a box frame of an LED display screen box and an LED display screen in Embodiment 1 of the utility model (front view);

[0029] Figure 4 This is an exploded schematic diagram of a box frame of an LED display screen box and an LED display screen in Example 1 of the utility model (backward facing);

[0030] Figure 5 for Figure 4 The enlarged schematic diagram of point A in the middle;

[0031] Figure 6 It is a partially enlarged schematic diagram of a heat dissipation front plate and a heat dissipation rear cover of an LED display screen box and an LED display screen in Embodiment 1 of the utility model;

[0032] Figure 7 This is a schematic front view (partial) of a honeycomb filling layer of an LED display screen box and an LED display screen in Example 1 of the present invention.

[0033] [Description of Reference Numerals]

[0034] 1. Heat dissipation front plate; 11. Cavity avoidance hole; 12. Positioning hole;

[0035] 20. Angle connector; 201. Positioning platform; 2011. Step; 202. Cube; 21. Profile frame; 211. Positioning plane; 212. Jointing slope; 22. Installation cavity; 23. Reinforcement beam; 24. Wire passage;

[0036] 31. Upper locking piece; 32. Lower locking piece;

[0037] 4. Magnetic positioning block;

[0038] 51. Left lock piece; 52. Right lock hole;

[0039] 6. Heat dissipation back cover;

[0040] 100, honeycomb filling layer; 200, board layer. DETAILED DESCRIPTION

[0041] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below in conjunction with the accompanying drawings through specific implementation methods. Figure 1 With reference to the orientation, the direction of the heat dissipation front plate 1 is the "front", the direction of the heat dissipation rear plate 3 is the "back", the end of the box frame where the locking piece 31 is located is the "upper", and the other end opposite to the box frame is the "lower".

[0042] The utility model provides an LED display box and an LED display, wherein the LED display box comprises a heat dissipation front plate, a box frame and a heat dissipation rear cover, the front side of the heat dissipation front plate is used for being assembled with an LED display module, the heat dissipation front plate and the heat dissipation rear cover are respectively covered on the front side and the back side of the box frame, and the three are connected together; the heat dissipation front plate and the heat dissipation rear cover both comprise a honeycomb filling layer and a plate layer arranged on the front side and the back side of the honeycomb filling layer, and the three are pressed together; compared with the prior art, since the heat dissipation front plate and the heat dissipation rear cover are both provided with the honeycomb filling layer, the strength and heat dissipation performance of the heat dissipation front plate and the heat dissipation rear cover can be improved, thereby solving the technical problem that the heat dissipation effect of the heat dissipation structure of the existing LED display box is not ideal.

[0043] In order to better understand the above technical solution, exemplary embodiments of the present invention will be described in more detail with reference to the accompanying drawings. Although exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a clearer and more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0044] Embodiment 1:

[0045] Reference Figure 1The present embodiment 1 provides an LED display box, including a heat dissipation front plate 1, a box frame and a heat dissipation rear cover 6. The front side of the heat dissipation front plate 1 is used to be assembled with the LED display module. The heat dissipation front plate 1 and the heat dissipation rear cover 6 are respectively covered on the front and back sides of the box frame, and the three are connected together.

[0046] See also Figure 6 and Figure 7 The heat dissipation front plate 1 and the heat dissipation rear cover 6 both include a honeycomb filling layer 100 and a plate layer 200 disposed on the front and back sides of the honeycomb filling layer 100, which are pressed together. The honeycomb filling layer 100 in the heat dissipation front plate 1 and the heat dissipation rear cover 6 is provided with at least one layer. In actual application, the number of the honeycomb filling layer 100 is usually one layer. The heat dissipation front plate 1 and the heat dissipation rear cover 6 are usually made of heat-conducting alloy material.

[0047] Since both the heat dissipation front plate 1 and the heat dissipation rear cover 6 are provided with a honeycomb filling layer 100, compared with the prior art, it can increase the actual heat dissipation area of ​​the LED display box, improve the heat dissipation performance of the heat dissipation front plate 1 and the heat dissipation rear cover 6, and solve the technical problem that the heat dissipation effect of the heat dissipation structure of the existing LED display box is not ideal; in addition, the provision of the honeycomb filling layer 100 can increase the structural strength of the heat dissipation front plate 1 and the heat dissipation rear cover 6, and improve the overall strength of the LED display box.

[0048] See also Figures 2 to 4 In some feasible solutions, the box frame includes four profile frames 21, a mounting cavity 22 and a reinforcing beam 23, and each profile frame 21 is connected end to end through an angle connector 20 to form an outer square frame. The mounting cavity 22 and the reinforcing beam 23 are vertically arranged to form a "cross" structure, and are placed in the outer square frame and connected to the profile frames 21.

[0049] See also Figure 2 and Figure 5 , wherein the corner connector 20 includes a cube 202 and a positioning platform 201 disposed on a right-angled outer wall of the cube 202, and the positioning platform 201 protrudes from the front and back of the cube 202, and the positioning platform 201 is provided with a step 2011. The end surface of the profile frame 21 includes a positioning plane 211 and a splicing inclined surface 212, the positioning plane 211 abuts against the step 2011, and the splicing inclined surface 212 is spliced ​​together with the splicing inclined surface 212 of another profile frame 21, and the cube 202 is located inside the profile frame 21 and is connected to the profile frame 21 by bolts.

[0050] The corner connector 20 is provided to facilitate the positioning and assembly of the profile frame 21, thereby greatly improving the structural strength of the box frame and solving the technical problem that the structural strength of the existing profile frame is not very ideal.

[0051] Both the heat dissipation front plate 1 and the heat dissipation rear cover 6 are provided with a honeycomb filling layer 100. The box frame adopts four profile frames 21 spliced ​​together by corner connectors 20, and its structural strength is good. Therefore, the LED display box does not need to open a die-casting mold. The box size can be flexibly adjusted according to actual needs during the production process, which makes production more convenient and reduces production costs.

[0052] See also Figure 1 As a feasible solution, the heat dissipation front plate 1 is provided with a cavity avoidance hole 11 at a position corresponding to the installation cavity 22. The installation cavity 22 is used to install components such as power supplies and adapter boards. The heat dissipation front plate 1 is provided with positioning holes 12 at both ends so that the heat dissipation front plate 1 can be positioned and installed on the front of the box frame.

[0053] See also Figure 2 and Figure 3 In order to facilitate the wiring of cables, the reinforcing beam 23 is hollow, and one end thereof passes through the outer wall of the profile frame 21, and the other end thereof passes through the installation cavity 22 to form a wire passage 24.

[0054] See also Figures 2 to 4 In some feasible solutions, in order to facilitate the splicing and locking between adjacent LED display boxes, an upper locking piece 31 is installed in the profile frame 21 at the upper end of the box frame, and the locking rod of the upper locking piece 31 extends from the top surface of the box frame, and a lower locking piece 32 for locking with the upper locking piece 31 is installed in the profile frame 21 at the lower end of the box frame. A left locking piece 51 is installed in the profile frame 21 on one side of the box frame, and the left locking piece 51 extends from the profile frame 21, and an adaptive right locking hole 52 is provided on the other side of the box frame.

[0055] Continue reading Figures 2 to 4 The spliced ​​side wall surface of each profile frame 21 is provided with an installation groove, and a magnetic positioning block 4 is installed in the installation groove to facilitate the positioning between the LED display boxes and facilitate the next step of installation operation.

[0056] See also Figure 5 In actual application, the front and back sides of the profile frame 21 and the front and back sides of the longitudinal beam are usually provided with a plurality of long grooves to form strip patterns.

[0057] Embodiment 2:

[0058] See also Figures 1 to 7 Based on Example 1, this Example 2 provides an LED display screen, including the aforementioned LED display screen box.

[0059] In the description of the present utility model, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0060] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0061] In the present utility model, unless otherwise clearly specified and limited, when a first feature is “on” or “below” a second feature, it may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, when a first feature is “above”, “above” or “above” a second feature, it may be that the first feature is directly above or obliquely above the second feature, or it may simply mean that the first feature is higher in level than the second feature. When a first feature is “below”, “below” or “below” a second feature, it may be that the first feature is directly below or obliquely below the second feature, or it may simply mean that the first feature is lower in level than the second feature.

[0062] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "embodiment", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0063] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. An LED display box, characterized in that: It comprises a heat dissipation front plate (1), a box frame and a heat dissipation rear cover (6), wherein the front face of the heat dissipation front plate (1) is used for being assembled with an LED display module, and the heat dissipation front plate (1) and the heat dissipation rear cover (6) are respectively covered on the front face and the back face of the box frame, and the three are connected together; The heat dissipation front plate (1) and the heat dissipation rear cover (6) both comprise a honeycomb filling layer (100) and plate layers (200) arranged on the front and back sides of the honeycomb filling layer (100), and the three are pressed together.

2. The LED display box according to claim 1, characterized in that: The honeycomb filling layer (100) is provided with at least one layer.

3. The LED display box according to claim 1, characterized in that: The box frame comprises four profile frames (21), a mounting cavity (22) and a reinforcing beam (23), and each of the profile frames (21) is connected end to end through a corner connector (20) to form an outer square frame; The installation cavity (22) and the reinforcing beam (23) are arranged vertically to form a "cross"-shaped structure, and are placed inside the profile frame (21) and connected to the profile frame (21).

4. The LED display box as claimed in claim 3, characterized in that: The heat dissipation front plate (1) is provided with a cavity avoidance hole (11) at a position corresponding to the installation cavity (22), and is provided with positioning holes (12) at both upper and lower ends.

5. The LED display box according to claim 3, characterized in that: The corner connector (20) comprises a cube (202) and a positioning platform (201) arranged on a right-angle outer wall of the cube (202), wherein the positioning platform (201) protrudes from the front and back sides of the cube (202), and the positioning platform (201) is provided with a step (2011); The end face of the profile frame (21) comprises a positioning plane (211) and a splicing inclined surface (212); the positioning plane (211) abuts against the step (2011); the splicing inclined surface (212) is spliced ​​together with a splicing inclined surface (212) of another profile frame (21); the cube (202) is located inside the profile frame (21) and is connected to the profile frame (21) by bolts.

6. The LED display box according to claim 5, characterized in that: The reinforcing beam (23) is hollow, and one end thereof passes through the outer wall of the profile frame (21), and the other end thereof passes through the installation cavity (22) to form a wire passage (24).

7. The LED display box according to claim 6, characterized in that: The front and back surfaces of the profile frame (21) and the front and back surfaces of the longitudinal beam are both provided with a plurality of long strip-shaped grooves.

8. The LED display box as claimed in claim 3, characterized in that: An upper locking member (31) is installed in the profile frame (21) at the upper end of the box frame, and a locking rod of the upper locking member (31) extends from the top surface of the box frame, and a lower locking member (32) for locking with the upper locking member (31) is installed in the profile frame (21) at the lower end of the box frame; A left locking piece (51) is installed in the profile frame (21) on one side of the box frame, and the left locking piece (51) extends out of the profile frame (21), and a matching right locking hole (52) is provided on the other side of the box frame.

9. The LED display box according to claim 8, characterized in that: The spliced ​​side wall surface of each profile frame (21) is provided with an installation groove, and a magnetic positioning block (4) is installed in the installation groove.

10. An LED display screen, characterized in that: It comprises an LED display screen box as described in any one of claims 1 to 9.

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