LED display screen with heat dissipation structure

Abstract

The utility model relates to the technical field of light-emitting diode (LED) display screens, and discloses an LED display screen with a heat dissipation structure, which comprises a display screen shell, a display screen body is fixedly arranged in the display screen shell, a heat dissipation mechanism is arranged outside the display screen shell, the heat dissipation mechanism comprises a protection box, and the protection box is arranged on the display screen shell. The left side of the protection box is fixedly installed on the upper portion of the right side of the display screen shell, and a fan is arranged on the back face of the protection box. Through the cooperation of the protection box, the fan, the filter screen, the semiconductor chilling plate, the radiator, the guide pipe, the connecting pipe, the air inlet, the heat dissipation opening and the dustproof net, the fan is used for discharging air into the protection box, the semiconductor chilling plate is used for quickly refrigerating and cooling the air, and then cold air is discharged into the display screen shell. And by adopting the cold air cooling mode, the heat dissipation and cooling efficiency of the display screen can be conveniently improved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED display screens, and more particularly to an LED display screen with a heat dissipation structure. Background Art

[0002] An LED display screen uses semiconductor light-emitting diodes to display text, graphics, images, animations, market information, videos, and recordings. An LED display screen is composed of tens to hundreds of thousands of evenly spaced semiconductor light-emitting diode pixels. Different materials can be used to create different colors of LED pixels.

[0003] Currently, LED displays generate heat when in use, and fans are usually used to accelerate the dissipation of heat, thereby achieving heat dissipation and cooling. However, in hot weather, the temperature of the air blown by the fan is high, which makes the efficiency of heat dissipation through the fan low, and it is impossible to dissipate heat more efficiently for the LED display, which needs to be improved. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the present invention provides an LED display screen with a heat dissipation structure to solve the problems existing in the above-mentioned background technology.

[0005] The utility model provides the following technical solution: an LED display screen with a heat dissipation structure, comprising a display screen housing, a display screen body fixedly installed inside the display screen housing, a heat dissipation mechanism provided on the outside of the display screen housing, the heat dissipation mechanism comprising a protective box, the left side of the protective box fixedly installed above the right side of the display screen housing, a fan provided on the back side of the protective box, an exhaust end of the fan fixedly installed on the back side of the protective box, a filter fixedly installed on the air inlet end of the fan, a semiconductor refrigeration plate fixedly embedded on the front side of the protective box, a duct fixedly connected to the bottom of the protective box, a heat dissipation port provided on the left side of the protective box, a dustproof net movably sleeved inside the heat dissipation port, a dustproof disassembly mechanism provided on the left side of the dustproof net, the dustproof disassembly mechanism comprising two mounting covers, the two mounting covers fixedly connected above and below the left side of the dustproof net, a push plate slidably connected inside the mounting cover, an insertion rod fixedly connected to the outer wall of the push plate, a socket provided on the top and bottom of the inner wall of the heat dissipation port, one end of the insertion rod passing through the mounting cover and inserted into the socket.

[0006] Furthermore, the cooling end of the semiconductor refrigeration plate is located inside the protective box, and the heat dissipation end of the semiconductor refrigeration plate is located on the front of the protective box. A radiator is fixedly installed on the front of the protective box, and the radiator is located at the heat dissipation end of the semiconductor refrigeration plate.

[0007] Furthermore, a plurality of air inlets are provided on the right side of the display screen housing, and a plurality of connecting pipes are fixedly connected to the right side of the display screen housing, with the left end of the connecting pipe being located on the right side of the air inlet.

[0008] Furthermore, the right end of the connecting tube is fixedly connected to the left side of the catheter, the right end of the connecting tube is communicated with the interior of the catheter, and the bottom end of the catheter is in a closed state.

[0009] Furthermore, a reciprocating screw is provided inside the mounting cover, the middle part of the push plate is threadedly sleeved on the outer wall of the reciprocating screw, one end of the reciprocating screw is rotatably connected to the inner wall of the mounting cover, and the other end of the reciprocating screw extends to the outside of the mounting cover and is fixedly connected to a knob.

[0010] Furthermore, an annular mounting groove is provided on the outside of the mounting cover, a protective cover is threadedly sleeved on the inner surface of the annular mounting groove, and the knob is located inside the protective cover.

[0011] The technical effects and advantages of this utility model are:

[0012] 1. This utility model utilizes a protective box, a fan, a filter, a semiconductor cooling plate, a radiator, a conduit, a connecting pipe, an air inlet, a heat dissipation port, and a dust screen. The fan exhausts air into the interior of the protective box, and the semiconductor cooling plate rapidly cools and cools the air. The cold air is then exhausted into the interior of the display screen housing, thereby rapidly dissipating heat and cooling the display screen. This cold air cooling method improves the efficiency of heat dissipation and cooling the display screen.

[0013] 2. The utility model facilitates dust protection at the heat dissipation vents of the display housing by providing a dust screen. Furthermore, the installation cover, knob, protective cover, annular mounting groove, reciprocating screw, push plate, insertion rod, and socket facilitate assembly and disassembly of the dust screen, making it easy for workers to clean dust from the dust screen, thereby maintaining the cleanliness of the dust screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a schematic cross-sectional view of the overall structure of the utility model.

[0016] Figure 3 This is a schematic cross-sectional view of the protective box structure from above of the present invention.

[0017] Figure 4 It is an enlarged schematic diagram of the structure at point A of the present utility model.

[0018] The accompanying drawings are marked as follows: 1. display screen housing; 2. heat dissipation mechanism; 3. dust-proof disassembly and assembly mechanism; 4. display screen body; 21. protective box; 211. fan; 212. filter; 213. semiconductor cooling plate; 214. radiator; 22. conduit; 23. connecting pipe; 24. air inlet; 25. heat dissipation outlet; 26. dust-proof net; 31. mounting cover; 32. knob; 33. protective cover; 34. reciprocating screw; 35. push plate; 36. insertion rod; 37. socket. DETAILED DESCRIPTION

[0019] The following will clearly and completely describe the technical solutions of the present invention in conjunction with the drawings in the present invention. In addition, the forms of the various structures described in the following embodiments are merely examples. The LED display screen with a heat dissipation structure involved in the present invention is not limited to the various structures described in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0020] Example 1:

[0021] like Figure 1-4 As shown, an LED display screen with a heat dissipation structure includes a display screen housing 1, a display screen body 4 is fixedly installed inside the display screen housing 1, a heat dissipation mechanism 2 is provided on the outside of the display screen housing 1, and the heat dissipation mechanism 2 includes a protective box 21, the left side of the protective box 21 is fixedly installed above the right side of the display screen housing 1, a fan 211 is provided on the back of the protective box 21, an exhaust end of the fan 211 is fixedly installed on the back of the protective box 21, a filter 212 is fixedly installed on the air inlet end of the fan 211, a semiconductor cooling plate 213 is fixedly embedded on the front of the protective box 21, a conduit 22 is fixedly connected to the bottom of the protective box 21, and a heat dissipation port 25 is opened on the left side of the protective box 21. The heat dissipation port 25 is internally movably sleeved with a dustproof net 26, the cooling end of the semiconductor refrigeration plate 213 is located inside the protective box 21, and the heat dissipation end of the semiconductor refrigeration plate 213 is located on the front of the protective box 21. A radiator 214 is fixedly installed on the front of the protective box 21, and the radiator 214 is located at the heat dissipation end of the semiconductor refrigeration plate 213. A plurality of air inlets 24 are opened on the right side of the display screen housing 1, and a plurality of connecting pipes 23 are fixedly connected to the right side of the display screen housing 1. The left end of the connecting pipe 23 is located on the right side of the air inlet 24, and the right end of the connecting pipe 23 is fixedly connected to the left side of the conduit 22. The right end of the connecting pipe 23 is communicated with the interior of the conduit 22, and the bottom end of the conduit 22 is in a closed state.

[0022] In this embodiment, the filter 212 is provided to facilitate filtering dust at the air inlet end of the fan 211, and the air can be discharged into the interior of the protective box 21 through the fan 211. At this time, the cooling end of the semiconductor refrigeration plate 213 is used to quickly cool the air, and at the same time, the temperature of the heat dissipation end of the semiconductor refrigeration plate 213 is reduced by the radiator 214. The internal cold air of the protective box 21 is then discharged into the interior of the display screen housing 1 through the conduit 22, the connecting pipe 23 and the air inlet 24, so that it is convenient to cool the display screen. At the same time, the air is discharged through the heat dissipation port 25, and the dustproof net 26 is provided to facilitate dust prevention at the heat dissipation port 25, thereby preventing external dust from entering the interior of the display screen housing 1 through the heat dissipation port 25.

[0023] Example 2:

[0024] like Figure 1-4 As shown, a dustproof disassembly and assembly mechanism 3 is provided on the left side of the dustproof net 26. The dustproof disassembly and assembly mechanism 3 includes two mounting covers 31, which are fixedly connected to the upper and lower parts of the left side of the dustproof net 26. A push plate 35 is slidably connected to the inside of the mounting cover 31, and an insertion rod 36 is fixedly connected to the outer wall of the push plate 35. Sockets 37 are provided at the top and bottom of the inner wall of the heat dissipation port 25. One end of the insertion rod 36 passes through the mounting cover 31 and is inserted into the inside of the socket 37. A reciprocating screw rod 34 is provided inside the mounting cover 31. The middle part of the push plate 35 is threadedly sleeved on the outer wall of the reciprocating screw rod 34. One end of the reciprocating screw rod 34 is rotatably connected to the inner wall of the mounting cover 31. The other end of the reciprocating screw rod 34 extends to the outside of the mounting cover 31 and is fixedly connected to a knob 32. An annular mounting groove is provided on the outside of the mounting cover 31. A protective cover 33 is threadedly sleeved on the inner part of the annular mounting groove. The knob 32 is located inside the protective cover 33.

[0025] In this embodiment, the provision of the protective cover 33 facilitates the protection of the knob 32. When the dust screen 26 needs to be disassembled to clean the dust, first remove the protective cover 33 by screwing it off and turn the knob 32 so that the knob 32 drives the reciprocating screw 34 to rotate. The reciprocating screw 34 drives the insertion rod 36 to be removed from the inside of the socket 37 through the push plate 35. At this time, the staff can remove the dust screen 26 from the inside of the heat dissipation port 25, which is convenient for cleaning the dust on the dust screen 26.

[0026] In summary, if Figure 1-4As shown, the LED display screen with a heat dissipation structure, when in use, is discharged into the interior of the protective box 21 through the fan 211, and the cooling end of the semiconductor refrigeration plate 213 is used to quickly cool the air. The cold air is then discharged into the interior of the display screen housing 1 through the conduit 22, the connecting pipe 23 and the air inlet 24, so that the display screen can be quickly cooled. At the same time, the air is discharged through the heat dissipation port 25, so that the efficiency of the heat dissipation and cooling of the display screen can be improved. The dustproof net 26 is provided to facilitate dust prevention at the heat dissipation port 25. If there is a lot of dust attached to the dustproof net 26, the work The staff can screw off the protective cover 33 and rotate the reciprocating screw 34 through the knob 32. The reciprocating screw 34 drives the push plate 35 to move inside the mounting cover 31, and the push plate 35 drives the insertion rod 36 to be removed from the inside of the socket 37. At this time, the staff can remove the dustproof net 26 from the inside of the heat dissipation port 25 to facilitate cleaning of the dust on the dustproof net 26. After cleaning, the dustproof net 26 is placed inside the heat dissipation port 25, and the knob 32 and the reciprocating screw 34 are rotated in the opposite direction. At the same time, one end of the insertion rod 36 is driven to insert into the inside of the socket 37 in the same way to fix the dustproof net 26.

[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense, and may refer to mechanical or electrical connections, internal communication between two components, or direct connection. "Up," "down," "left," and "right" are only used to indicate relative positional relationships. When the absolute positions of the objects being described change, the relative positional relationships may also change.

[0028] Secondly: The drawings of the embodiments disclosed in this utility model only involve structures related to the embodiments disclosed in this utility model. Other structures can refer to common designs. In the absence of conflicts, the same embodiment and different embodiments of the utility model can be combined with each other.

[0029] Finally: The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An LED display screen with a heat dissipation structure, comprising a display screen housing (1), characterized in that: A display screen body (4) is fixedly installed inside the display screen housing (1), a heat dissipation mechanism (2) is provided on the outside of the display screen housing (1), and the heat dissipation mechanism (2) includes a protective box (21), the left side of the protective box (21) is fixedly installed above the right side of the display screen housing (1), a fan (211) is provided on the back of the protective box (21), an exhaust end of the fan (211) is fixedly installed on the back of the protective box (21), a filter (212) is fixedly installed on the air inlet end of the fan (211), a semiconductor cooling plate (213) is fixedly embedded on the front of the protective box (21), a conduit (22) is fixedly connected to the bottom of the protective box (21), and the protective box (21) is fixedly connected to the bottom of the protective box (21). A heat dissipation vent (25) is provided on the left side of the protective box (21), a dustproof net (26) is movably sleeved inside the heat dissipation vent (25), a dustproof disassembly and assembly mechanism (3) is provided on the left side of the dustproof net (26), and the dustproof disassembly and assembly mechanism (3) includes two mounting covers (31), the two mounting covers (31) are fixedly connected to the upper and lower sides of the left side of the dustproof net (26), a push plate (35) is slidably connected inside the mounting cover (31), an insertion rod (36) is fixedly connected to the outer wall of the push plate (35), a socket (37) is provided on the top and bottom of the inner wall of the heat dissipation vent (25), and one end of the insertion rod (36) passes through the mounting cover (31) and is inserted into the socket (37).

2. The LED display screen with a heat dissipation structure according to claim 1, characterized in that: The cooling end of the semiconductor cooling plate (213) is located inside the protective box (21), and the heat dissipation end of the semiconductor cooling plate (213) is located on the front of the protective box (21). A radiator (214) is fixedly mounted on the front of the protective box (21), and the radiator (214) is located at the heat dissipation end of the semiconductor cooling plate (213).

3. The LED display screen with a heat dissipation structure according to claim 1, characterized in that: A plurality of air inlets (24) are provided on the right side of the display screen housing (1), and a plurality of connecting pipes (23) are fixedly connected to the right side of the display screen housing (1), with the left end of the connecting pipe (23) being located on the right side of the air inlet (24).

4. The LED display screen with a heat dissipation structure according to claim 3, characterized in that: The right end of the connecting tube (23) is fixedly connected to the left side of the conduit (22), the right end of the connecting tube (23) is communicated with the interior of the conduit (22), and the bottom end of the conduit (22) is in a closed state.

5. The LED display screen with a heat dissipation structure according to claim 1, characterized in that: A reciprocating screw rod (34) is provided inside the mounting cover (31), a middle portion of the push plate (35) is threadedly sleeved on the outer wall of the reciprocating screw rod (34), one end of the reciprocating screw rod (34) is rotatably connected to the inner wall of the mounting cover (31), and the other end of the reciprocating screw rod (34) extends to the outside of the mounting cover (31) and is fixedly connected to a knob (32).

6. The LED display screen with a heat dissipation structure according to claim 5, characterized in that: An annular mounting groove is provided on the outside of the mounting cover (31), a protective cover (33) is threadedly sleeved on the inside of the annular mounting groove, and the knob (32) is located inside the protective cover (33).

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