CN211827949U - An LED display with heat dissipation function - Google Patents

Abstract

The utility model discloses an LED display screen with a heat dissipation function, which comprises an installation frame, the inner wall of the installation frame is fixedly connected with a plurality of LED display modules, and the outer wall of the installation frame is fixedly connected with a guard plate, the LEDs The side walls on both sides of the display module are provided with through holes, and a sealing ring is clamped between two adjacent LED display modules. It is arranged in communication with the through hole close to the protective plate, and a fan bracket is fixedly connected to the side wall of the installation frame away from the LED display module. The utility model relates to the technical field of LED display equipment. By arranging a through hole and a sealing ring, a plurality of LED display modules can be connected, so that an axial flow fan is used to drive air to flow, and the LED display module circulates inside, thereby greatly improving heat exchange. Efficiency, on the other hand, reduces the air circulation area and increases the air flow rate, which can reduce the heat dissipation energy consumption and improve the heat dissipation effect.

Description

An LED display with heat dissipation function

technical field

The utility model relates to the technical field of LED display devices, in particular to an LED display screen with a heat dissipation function.

Background technique

LED display is a kind of flat panel display, which is composed of small LED module panels, and is used to display various information such as text, image, video and so on. The LED electronic display integrates microelectronic technology, computer technology and information processing. It has the advantages of bright colors, wide dynamic range, high brightness, long life, stable and reliable operation, etc. LED display is widely used in commercial media, cultural performance markets, Sports venues, information dissemination, news release, securities trading, etc., can meet the needs of different environments.

In the prior art, LED display screen is the best choice for outdoor display screen. However, heat will be generated during use, especially outdoor LED display screen, because the environment in which it is used requires very high brightness, which must be above 4000CD. The heat generated is very large. If the LED display cannot be dissipated in time, the effect of reducing the service life of the LED display and affecting the display effect of the LED display will also increase the power consumption of the LED display. For this reason, we propose An LED display with heat dissipation function solves the above problems.

Utility model content

The purpose of the utility model is to solve the problems existing in the prior art, and proposes an LED display screen with heat dissipation function.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

An LED display screen with heat dissipation function includes an installation frame, the inner wall of the installation frame is fixedly connected with a plurality of LED display modules, and the outer wall of the installation frame is fixedly connected with a guard plate, and two LED display modules are fixedly connected. The side walls are all provided with through holes, and a sealing ring is clamped between two adjacent LED display modules. The through holes are communicated and arranged, the installation frame is away from the side wall of the LED display module and is fixedly connected with a fan bracket, and the inner wall of the fan bracket is fixedly connected with a plurality of axial fans, and the axial fans are close to the side wall of the LED display module. An air duct is fixedly connected, and one end of the air duct away from the axial flow fan is communicated with the LED display module close to the air duct.

Preferably, a dust net is embedded in the air inlet, and a plurality of obliquely arranged weatherboards are fixedly connected to the side wall of the guard plate close to the air inlet.

Preferably, the side walls of the LED display module close to the through holes are provided with counterbores, and the inner diameter of the counterbores is equal to the outer diameter of the sealing ring.

Preferably, a windshield is fixedly connected to the inner wall of the LED display module, and the windshield is arranged close to the through hole.

Preferably, the spacing of the LED display modules is smaller than the thickness of the sealing ring, and the sealing ring is made of rubber.

Preferably, a guide tube is fixedly connected to one end of the axial flow fan away from the LED display module, and the opening direction of the guide tube faces downward.

Compared with the prior art, the beneficial effects of the present utility model are:

1. This kind of LED display with heat dissipation function can connect multiple LED display modules by setting through holes and sealing rings, so that the axial flow fan is used to drive the air flow, and the LED display module circulates inside, which greatly improves the performance of the LED display module. On the other hand, reducing the air circulation area and increasing the air flow rate can reduce the heat dissipation energy consumption and improve the heat dissipation effect;

2. This kind of LED display with heat dissipation function can reduce dust from entering the LED display module during the heat dissipation process by setting up a dust-proof net, and can prevent rainwater from entering the LED display module driven by the air by setting a rain shield. , so as to protect the LED display module, and the sealing ring can be limited by setting the countersunk hole, so that the hole in the middle of the sealing ring can face the through hole.

Description of drawings

Fig. 1 is a kind of cross-sectional structure schematic diagram of a kind of LED display screen with heat dissipation function proposed by the utility model;

2 is a schematic side view of the structure of an LED display screen with heat dissipation function proposed by the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 .

In the picture: 1. Installation frame; 2. LED display module; 3. Guard plate; 4. Through hole; 5. Sealing ring; 6. Air inlet; 7. Fan bracket; 8. Axial flow fan; 9. Air duct ; 10, dustproof net; 11, windshield; 12, countersunk hole; 13, windshield; 14, guide tube.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

1-3, an LED display screen with heat dissipation function includes an installation frame 1, the inner wall of the installation frame 1 is fixedly connected with a plurality of LED display modules 2, and the inner wall of the LED display module 2 is fixedly connected with a windshield plate 13, and the wind deflector 13 is arranged close to the through hole 4, and the outer wall of the mounting frame 1 is fixedly connected with the guard plate 3, the two side walls of the LED display module 2 are provided with through holes 4, and the adjacent two A sealing ring 5 is clamped between the LED display modules 2 . The spacing between the LED display modules 2 is smaller than the thickness of the sealing ring 5 , and the sealing ring 5 is made of rubber. Since the spacing between the LED display modules 2 is smaller than the thickness of the sealing ring 5 , with the elasticity of the rubber material itself, the sealing ring 5 can be clamped and at the same time, the sealing ring 5 can be ensured to have good sealing performance. The inner diameter of the hole 12 is equal to the outer diameter of the sealing ring 5. By setting the countersunk hole 12, the sealing ring 5 can be limited, so that the hole in the middle of the sealing ring 5 can face the through hole 4, and the side wall of the guard plate 3 is provided with an air inlet. 6. The air inlet 6 is embedded with a dustproof net 10, and the side wall of the guard plate 3 close to the air inlet 6 is fixedly connected with a plurality of obliquely arranged rain shields 11. By setting the dustproof net 10, dust can be reduced during the heat dissipation process. Entering into the LED display module 2, by setting the rain shield 11, the rainwater can be prevented from entering the LED display module 2 driven by the air, so as to protect the LED display module 2. The through holes 4 of the board 3 are connected and arranged, the side wall of the installation frame 1 away from the LED display module 2 is fixedly connected with a fan support 7, and the inner wall of the fan support 7 is fixedly connected with a plurality of axial fans 8, and the axial fans 8 are far away from the LED. One end of the display module 2 is fixedly connected with a guide tube 14, and the opening direction of the guide tube 14 faces downward. By setting the guide tube 14, the blowing direction of the axial fan 8 can be guided, and the rainwater can be prevented from being poured into the LED display module in rainy weather. In group 2, an air duct 9 is fixedly connected to the side wall of the axial fan 8 close to the LED display module 2, and the end of the air duct 9 away from the axial fan 8 is communicated with the LED display module 2 close to the air duct 9.

In the present invention, a large amount of heat will be generated during the operation of the LED display module 2. At this time, the axial flow fan 8 is activated. When the axial flow fan 8 is running, the air is driven to move from the air duct 9 to the direction away from the installation frame 1. Thereby, a negative pressure is formed in the air duct 9, so that the air of the LED display module 2 flows to the air duct 9 under the driving of the negative pressure. The sealing ring 5 connects a plurality of LED display modules 2, so that each axial flow fan 8 can exhaust a whole row of LED display modules 2, and the outside air enters the LED display modules 2 through the air inlet 6 It enters the air duct 9 through the LED display module 2, and is finally discharged under the driving of the axial flow fan 8. On the one hand, the ventilation method can improve the heat dissipation efficiency, and the sealing ring 5 and the LED display module 2 are used. The air flow area is controlled, the air flow rate is increased, and the air directly circulates in the LED display module 2, which can achieve the purpose of good heat dissipation and low heat dissipation energy consumption, and the structure is relatively simple and the equipment cost is low. The countersunk hole 12 is clamped to the sealing ring 5, which facilitates the installation and removal of the sealing ring 5, while ensuring the sealing effect, it will not interfere with the maintenance and replacement of each LED display module 2.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. An LED display screen with a heat dissipation function, comprising an installation frame (1), wherein the inner wall of the installation frame (1) is fixedly connected with a plurality of LED display modules (2), and the installation frame ( 1) The outer wall of the LED display module (2) is fixedly connected with a guard plate (3), and through holes (4) are opened on both side walls of the LED display module (2), and two adjacent LED display modules (2) are formed between them. A sealing ring (5) is interlocked, the side wall of the shield (3) is provided with an air inlet (6), and the air inlet (6) passes through the hose and the through hole (4) close to the shield (3). The installation frame (1) is fixedly connected with a fan support (7) away from the side wall of the LED display module (2), and the inner wall of the fan support (7) is fixedly connected with a plurality of axial fans (8), An air duct (9) is fixedly connected to the side wall of the axial flow fan (8) close to the LED display module (2), and the end of the air duct (9) away from the axial flow fan (8) is close to the air duct (9) The LED display module (2) is connected and set. 2 . The LED display screen with heat dissipation function according to claim 1 , wherein the air inlet ( 6 ) is embedded with a dust filter ( 10 ), and the guard plate ( 3 ) is close to the air inlet. 3 . The side walls of the tuyere (6) are fixedly connected with a plurality of obliquely arranged weatherboards (11). 3. The LED display screen with heat dissipation function according to claim 1, characterized in that, the side walls of the LED display module (2) close to the through holes (4) are provided with countersunk holes (12) , and the inner diameter of the counterbore (12) is equal to the outer diameter of the sealing ring (5). 4. The LED display screen with heat dissipation function according to claim 1, wherein the inner wall of the LED display module (2) is fixedly connected with a wind shield (13), and the wind shield ( 13) Set close to the through hole (4). 5. The LED display screen with heat dissipation function according to claim 1, wherein the spacing of the LED display modules (2) is smaller than the thickness of the sealing ring (5), and the sealing ring (5) Made of rubber. 6. The LED display screen with heat dissipation function according to claim 1, wherein a guide tube (14) is fixedly connected to one end of the axial fan (8) away from the LED display module (2) , and the opening direction of the guide tube (14) is downward.

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