CN218447115U - Improved LED display screen mask and LED display screen - Google Patents

Abstract

The utility model discloses an improved LED display screen mask and an LED display screen, relates to the field of LED display screens, and comprises a main body of the LED display screen mask. The upper surface of the main body of the LED display mask is provided with a plurality of longitudinal slots, the front surface of the main body of the LED display mask is provided with a plurality of gas channels, and the lower surface of the main body of the LED display mask A threaded column is fixedly connected, and a bottom plate is arranged under the main body of the LED display screen mask. The utility model is installed on the bottom plate through the internal thread fixing sleeve, which is not only convenient to operate, but also avoids scratching the surface of the main body of the LED display mask when in use, and cools the inside of the main body of the LED display mask through air cooling during use. The gas flows in the channel, so as to cool down the main body of the LED display mask, so as to prevent the LED lamp from being overheated and causing the main body of the LED display mask to deform.

Description

An improved LED display mask and LED display

technical field

The utility model relates to the field of LED display screens, in particular to an improved LED display screen mask and LED display screen.

Background technique

The LED display screen is an electronic display screen composed of LED dot matrix. By turning on and off the traffic light beads to replace the screen display content forms such as text, animation, pictures, and video in a timely manner, the component display control is performed through a modular structure, which is mainly divided into display modules. , control system and power supply system, the display module is a LED light dot matrix to form a screen to emit light, the control system is to control the on and off conditions in the area to realize the conversion of the content displayed on the screen, and the power system is to convert the input voltage and current to make it To meet the needs of the display screen, the LED screen can realize the conversion between different forms of various information presentation modes, and can be used indoors and outdoors. It has the incomparable advantages of other display screens. Small size, low voltage demand, compact and convenient equipment, long service life, stable impact resistance, and strong resistance to external interference, it has developed rapidly and is widely used in various fields.

After searching, the applicant found that the Chinese patent disclosed "an LED display screen mask and LED display screen", and its publication (announcement) number is "CN204066643U". During the installation process, the screen mask with corresponding unclosed sides can be flexibly selected for installation. When the size of adjacent screen masks does not correspond to each other or a bulge is formed due to thermal expansion, the bulged position touches the glue position of the display screen. When it is used, the excess part touching the glue position can be easily cut off, so that the display screen after installing the mask is flat, but the existing LED display screen is easy to burn due to the heat generated by the LED lamp during long-term use. It causes the deformation of the LED display mask, which affects the transmission of the light signal of the LED display and affects the use effect, and most of the existing LED display masks are fixed on the device by screws on the surface, which not only affects the appearance, but also affects the installation. , It is easy to scratch the surface of the LED display mask, which will affect its use effect.

Utility model content

The purpose of this utility model is to provide an improved LED display screen mask and LED display screen to solve the problem that the existing LED display screen proposed in the above background technology is easy to burn due to the heat generated by the LED lamp during long-term use. It causes the deformation of the LED display mask, which affects the transmission of the light signal of the LED display and affects the use effect, and most of the existing LED display masks are fixed on the device by screws on the surface, which not only affects the appearance, but also affects the installation. , It is easy to scratch the surface of the LED display mask, which affects its use effect.

In order to achieve the above purpose, the utility model provides the following technical solutions: an improved LED display mask, including a main body of the LED display mask, the upper surface of the LED display mask main body is provided with a plurality of horizontal slots, so The upper surface of the LED display mask main body is provided with a plurality of longitudinal slots, the front surface of the LED display mask main body is provided with a plurality of gas passages, and the lower surface of the LED display mask main body is fixedly connected with Threaded columns, a base plate is provided under the main body of the LED display screen mask, and a plurality of positioning grooves matching the threaded columns are opened on the upper surface of the base plate, and a plurality of grooves are opened on the lower surface of the base plate, The rod walls of the plurality of threaded posts are all threaded with internal threaded fixing sleeves.

Preferably, the lower ends of the plurality of internally threaded fixing sleeves are all fixedly connected to the limiting blocks, and the lower surfaces of the plurality of the limiting blocks are all provided with cross grooves.

Preferably, a side protection frame is fixedly connected around the bottom plate, an acrylic transparent plate is fixedly connected to the upper side of the inner wall of the side protection frame, and a plurality of horizontal and lateral surfaces are fixedly connected to the lower surface of the acrylic transparent plate The horizontal clamping blocks matched with the slots, the lower surface of the longitudinal clamping slots are fixedly connected with a plurality of longitudinal clamping blocks matching the longitudinal clamping slots.

Preferably, an opening is opened on the front surface of the side protection frame, a miniature cooling fan is fixedly connected to the rear side of the inner wall of the opening, and a first dust-proof net is fixedly connected to the front side of the inner wall of the opening.

Preferably, a plurality of air outlets are opened on the rear surface of the side protection frame, and the inner walls of the plurality of air outlets are fixedly connected with a second dust-proof net.

An LED display screen, according to the circuit board used in conjunction with the above-mentioned LED display screen mask, the upper surface of the circuit board is fixedly connected with a plurality of LED lamps, and the lower surface of the LED display screen main body is provided with a plurality of A storage slot matching the LED lamp, a graphene heat sink is fixedly connected to the upper surface of the bottom plate, and a plurality of sockets matching the threaded columns are opened on the upper surface of the circuit board.

Technical effect and advantage of the present utility model:

1. By setting the main body of the LED display mask, the horizontal card slot, the longitudinal card slot, the gas channel, the threaded column, the bottom plate, the positioning groove, and the internal thread fixing sleeve, the utility model is installed on the bottom plate through the internal thread fixing sleeve, not only the operation It is convenient, and at the same time avoids scratching the surface of the main body of the LED display mask when in use, and flows in the gas channel inside the main body of the LED display mask through air cooling during use, thereby cooling the main body of the LED display mask to avoid The temperature of the LED lamp 21 is too high, causing the deformation of the main body of the LED display screen mask.

2. By setting the side protection frame, acrylic transparent board, bottom plate, horizontal block, vertical block, vertical slot, and horizontal slot, under the action of the side protection frame, all devices are protected, and the acrylic Under the action of the transparent plate, the main body of the LED display mask is shaped to avoid deformation of the main body of the LED display mask, and the threaded column is set by setting the gas channel.

3. By setting circuit boards, LED lights, storage slots, sockets, graphene heat sinks, and bottom plates, it is convenient to emit light under the action of LED lights, and under the action of graphene heat sinks, when the circuit board is operating Heat dissipation.

Description of drawings

Fig. 1 is a schematic diagram of the overall front side cross-sectional structure of the present invention.

Fig. 2 is a schematic diagram of the three-dimensional structure of the main body of the LED display screen mask of the present invention.

Fig. 3 is a schematic diagram of the lower side sectional structure of the side protection frame of the present invention.

Fig. 4 is a schematic diagram of the three-dimensional structure of the circuit board of the present invention.

In the figure: 1. The main body of the LED display mask; 2. The horizontal card slot; 3. The longitudinal card slot; 4. The gas channel; 5. The threaded column; 6. The bottom plate; 7. The positioning slot; 1. Limiting block; 11. Cross groove; 12. Side protection frame; 13. Acrylic transparent plate; 14. Horizontal block; 15. Vertical block; 16. Micro cooling fan; . Air outlet; 19. Second dust filter; 20. Circuit board; 21. LED light; 22. Storage slot; 23. Socket; 24. Graphene heat sink.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model provides an improved LED display mask as shown in Fig. 1-4, comprising a main body 1 of the LED display mask, the upper surface of the main body 1 of the LED display mask is provided with a plurality of transverse card slots 2. The upper surface of the LED display mask main body 1 is provided with a plurality of longitudinal slots 3, and the front surface of the LED display mask main body 1 is provided with a plurality of gas passages 4, and the LED display mask main body The lower side surface of 1 is fixedly connected with threaded posts 5, the bottom of the LED display screen mask main body 1 is provided with a bottom plate 6, and the upper side surface of the bottom plate 6 is provided with a plurality of positioning grooves 7 that match the threaded posts 5, The lower side surface of the base plate 6 is provided with a plurality of grooves, and the rod walls of a plurality of the threaded columns 5 are all threaded with internal thread fixing sleeves 9, and the utility model is installed on the base plate 6 through the internal thread fixing sleeves 9. , not only easy to operate, but also to avoid scratching the surface of the LED display mask main body 1 when in use, and to flow in the gas channel 4 inside the LED display mask main body 1 through air cooling when in use, so as to protect the LED display screen The mask main body 1 is cooled to prevent the LED lamp 21 from being overheated, which may cause the LED display screen mask main body 1 to deform.

As shown in Fig. 1-3, the lower ends of a plurality of said internally threaded fixing sleeves 9 are all fixedly connected with a limit block 10, and the lower surfaces of a plurality of said limit blocks 10 are all provided with a cross groove 11, and in the role of the cross groove 11 It is convenient to install the internal thread fixing sleeve 9, so as to facilitate the operation of the operator. The side protection frame 12 is fixedly connected around the bottom plate 6, and the upper side of the inner wall of the side protection frame 12 is fixedly connected with an acrylic transparent plate 13, the lower surface of the acrylic transparent plate 13 is fixedly connected with a plurality of horizontal blocks 14 matching with the horizontal card slot 2, and the lower surface of the longitudinal card slot 3 is fixedly connected with a plurality of longitudinal card slots 3. The matching vertical block 15 protects all the devices under the action of the side protection frame 12, and under the action of the acrylic transparent plate 13, the main body 1 of the LED display screen mask is shaped to avoid the LED display screen The mask main body 1 is deformed.

As shown in Fig. 1 and Fig. 3, the front side surface of the side protection frame 12 is provided with an opening, the rear side of the inner wall of the opening is fixedly connected with a miniature cooling fan 16, and the front side of the inner wall of the opening is fixedly connected with a first anti-corrosion fan. The dust net 17, under the effect of the miniature cooling fan 16, transports the outside air to the inside of the device, thereby cooling the device. The rear side surface of the side protection frame 12 is provided with a plurality of air outlets 18, and a plurality of The inner wall of the air outlet 18 is fixedly connected with a second dust-proof net 19, and under the action of the air outlet 18, the air in the device can be circulated.

The utility model provides a LED display screen as shown in Figures 1-4. According to the circuit board 20 used in conjunction with the above-mentioned LED display screen mask, the upper surface of the circuit board 20 is fixedly connected with a plurality of LED lamps 21, so The lower side surface of the LED display screen mask main body 1 is provided with a plurality of storage grooves 22 matching the LED lights 21, the upper side surface of the bottom plate 6 is fixedly connected with a graphene heat sink 24, and the upper side surface of the circuit board 20 is The side surface is provided with a plurality of sockets 23 matching the threaded posts 5 , which are convenient to emit light under the action of the LED lamp 21 , and under the action of the graphene heat sink 24 to dissipate heat when the circuit board 20 is in operation.

The working principle of the utility model: when using the device, install all the LED lamps 21 on the circuit board 20, paste the graphene heat sink 24 on the upper surface of the base plate 6, and place the circuit board 20 on the base plate 6 Finally, put the main body 1 of the LED display screen mask on the base plate 6, so that the threaded column 5 on the base plate 6 passes through the socket 23 on the circuit board 20 to the positioning groove 7 on the base plate 6, and passes through the internal thread fixing sleeve 9. The cross groove 11 rotates, so that the internal threaded fixing sleeve 9 locks the threaded column 5, so that the main body 1 of the LED display screen mask is installed on the bottom plate 6;

Put the side protection frame 12 on the device, lock the side protection frame 12 on the bottom plate 6 through bolts, keep the side protection frame 12 stable, and paste the longitudinal direction on the acrylic transparent plate 13 in the side protection frame 12 The clamping block 15 and the horizontal clamping block 14 are respectively clamped into the longitudinal clamping groove 3 and the horizontal clamping groove 2 on the main body 1 of the LED display screen mask, so as to keep the stability of the device. Power supply, so that the miniature heat dissipation fan 16 operates, and the external air is transported to the inside of the device. The air flows through the gas channel 4 on the main body 1 of the LED display screen mask, and finally is discharged through the air outlet 18. In the second dust-proof net 19 and the first dust-proof net 17 to prevent dust from entering the final filter.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present utility model.

Claims (6)

1. The utility model provides a LED display screen face guard of improvement type, includes LED display screen face guard main part (1), its characterized in that: a plurality of horizontal draw-in grooves (2) have been seted up on the upside surface of LED display screen face guard main part (1), a plurality of vertical draw-in grooves (3) have been seted up on the upside surface of LED display screen face guard main part (1), a plurality of gas passage (4) have been seted up to the front side surface of LED display screen face guard main part (1), the downside fixed surface of LED display screen face guard main part (1) is connected with screw thread post (5), the below of LED display screen face guard main part (1) is provided with bottom plate (6), the upside surface of bottom plate (6) is seted up a plurality ofly and screw thread post (5) assorted constant head tank (7), a plurality of recesses have been seted up on the downside surface of bottom plate (6), and is a plurality of the equal threaded connection of pole wall of screw thread post (5) has fixed cover (9) of internal thread.

2. An improved LED display screen mask as claimed in claim 1, wherein: a plurality of the lower end of the internal thread fixing sleeve (9) is fixedly connected with a limiting block (10) and a plurality of cross grooves (11) are formed in the lower side surface of the limiting block (10).

3. An improved LED display screen mask as claimed in claim 1, wherein: the utility model discloses a fixing device for fixing a card, including bottom plate (6), common fixedly connected with side guard frame (12) all around of bottom plate (6), the upside fixedly connected with ya keli transparent plate (13) of side guard frame (12) inner wall, the downside fixed surface of inferior gram force transparent plate (13) is connected with a plurality ofly and horizontal draw-in groove (2) assorted horizontal fixture block (14), the downside fixed surface of vertical draw-in groove (3) is connected with a plurality ofly and vertical fixture block (15) of vertical draw-in groove (3) assorted.

4. An improved LED display screen mask as claimed in claim 3, wherein: the front side surface of the side edge protection frame (12) is provided with an opening, the rear side of the inner wall of the opening is fixedly connected with a miniature heat radiation fan (16), and the front side of the inner wall of the opening is fixedly connected with a first dust screen (17).

5. An improved LED display screen mask as claimed in claim 3, wherein: a plurality of air outlets (18) are formed in the rear side surface of the side edge protection frame (12), and a plurality of second dust screens (19) are fixedly connected to the inner walls of the air outlets (18).

6. An LED display screen which characterized in that: the LED display screen mask comprises a circuit board (20) used in cooperation with the LED display screen mask according to any one of claims 1-5, a plurality of LED lamps (21) are fixedly connected to the upper side surface of the circuit board (20), a plurality of storage grooves (22) matched with the LED lamps (21) are formed in the lower side surface of the LED display screen mask body (1), graphene radiating fins (24) are fixedly connected to the upper side surface of the bottom plate (6), and a plurality of sockets (23) matched with the threaded columns (5) are formed in the upper side surface of the circuit board (20).

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