CN219575083U

CN219575083U - Outdoor dustproof display screen

Info

Publication number: CN219575083U
Application number: CN202320529619.6U
Authority: CN
Inventors: 何弟崽
Original assignee: Shenzhen Chixuan Technology Co ltd
Current assignee: Shenzhen Chixuan Technology Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-22
Anticipated expiration: 2033-03-17

Abstract

The utility model provides an outdoor dustproof display screen which comprises a shell, an LED module and a fixing plate, wherein the shell is provided with a cavity, the LED module is fixedly connected with the fixing plate and is arranged in the cavity, the fixing plate is fixedly connected with the shell, one side of the shell, which is close to the LED module, is provided with an opening, the shell comprises a front shell and a rear shell, the front shell is provided with a groove around the opening, the fixing plate is fixedly connected with the front shell, the rear shell is provided with a lug corresponding to the fixing plate, and the lug is in contact with the fixing plate. Can place in the recess that preceding shell set up and have waterproof gasket, through fixed connection of fixed plate and preceding shell, make LED module and gasket laminating, simultaneously, the LED module openly sets up transparent waterproof coating, can effectively avoid dust and steam to get into inside the casing from the junction of LED module and casing, lead to LED module life to shorten. Meanwhile, the influence of natural light reflection on people can be avoided.

Description

Outdoor dustproof display screen

Technical Field

The utility model relates to the technical field of LED display screens, in particular to an outdoor dustproof display screen.

Background

The LED display screen is a flat-panel display, is composed of a plurality of LED module panels, is used for displaying information such as characters, images and videos, has the characteristics of bright color, wide dynamic range, high brightness, stable work and the like, and is widely applied to working environments such as commercial media, cultural performance markets, stadiums, securities trade and the like.

When the display screen is used outdoors, in order to avoid dust in the external environment from entering the display screen, most of the dust is placed in a sealing box provided with a single-sided transparent plate, but because the display screen is used for displaying pictures, people can easily receive natural light reflected by the transparent plate and pictures of the display screen at the same time, and the picture content of the display screen for display is affected.

Disclosure of Invention

In order to solve the technical problem that a display screen is placed in a sealing box provided with a single-sided transparent plate at present, people can easily receive natural light reflected by the transparent plate and pictures of the display screen at the same time, the utility model provides an outdoor dustproof display screen.

The utility model provides an outdoor dustproof display screen which comprises a shell, an LED module and a fixing plate, wherein the shell is provided with a cavity, the LED module is fixedly connected with the fixing plate and is arranged in the cavity, the fixing plate is fixedly connected with the shell, an opening is formed in one side of the shell, which is close to the LED module, the opening size is smaller than that of the LED module, the shell comprises a front shell and a rear shell, the front shell is fixedly connected with the rear shell, the front shell surrounds the opening and is provided with a groove, the groove size is smaller than that of the LED module, the fixing plate is fixedly connected with the front shell, limit grooves are respectively formed in four side walls of the front shell, limit strips are respectively arranged on four side walls of the rear shell, the limit grooves are matched with the limit strips for limiting, the rear shell is provided with a bump corresponding to the fixing plate, and the bump is in contact with the fixing plate.

Further, the front shell is further provided with 4 fixing studs, the fixing studs are fixedly connected with the front shell, the 4 fixing studs are respectively close to the upper end and the lower end of the LED module, the fixing plate is further provided with 4 screw holes, and the screw hole positions are in one-to-one correspondence with the fixing stud positions.

Further, the fixing plate is made of metal materials, a fixing groove is formed in the position, corresponding to the LED module, of the fixing plate, the LED module is arranged in the fixing groove, and the size of the fixing groove is consistent with that of the LED module.

Further, the lug is made of metal materials, a radiating groove is formed in one side, away from the fixed plate, of the lug, a radiating cover is further arranged on the rear shell, a plurality of radiating holes are formed in the radiating cover, the radiating cover corresponds to the radiating groove, and the radiating cover is fixedly connected with the rear shell.

Further, a plurality of fans are arranged in the radiating grooves, the fans are arranged corresponding to the radiating holes, and the fans are fixedly connected with the radiating cover.

Further, a gasket is placed in the groove, the gasket is attached to the LED module, and a transparent waterproof coating is arranged on the front face of the LED module.

Compared with the prior art, the outdoor dustproof display screen provided by the utility model has the following advantages:

1. can place in the recess that the preceding shell set up and have waterproof gasket, in the fixed slot was arranged in to the LED module, through fixed connection of fixed plate and preceding shell, make LED module and gasket laminating, simultaneously, the LED module openly sets up transparent waterproof coating, can effectively avoid dust and steam to get into inside the casing from the junction of LED module and casing, leads to LED module life to shorten. Meanwhile, the influence of natural light reflection on people can be avoided.

Drawings

FIG. 1 is a schematic diagram of an overall explosion structure of an outdoor dustproof display screen provided by the utility model;

FIG. 2 is an enlarged schematic view of the area A in FIG. 1;

FIG. 3 is a schematic view of another view angle explosion structure of an outdoor dustproof display screen according to the present utility model;

fig. 4 is an enlarged schematic view of the B region in fig. 3.

Reference numerals illustrate: 1. a front shell; 2. a rear case; 3. an LED module; 4. a fixing plate; 5. a heat-dissipating cover;

11. an opening; 12. a gasket; 13. a limit groove; 14. a groove; 15. fixing a stud; 21. a bump; 22. a heat sink; 23. a limit bar; 41. a fixing groove; 42. a screw hole; 51. a heat radiation hole; 52. a fan.

Description of the embodiments

For the purpose of making the technical solution and advantages of the present utility model more apparent, the present utility model will be further described in detail below with reference to the accompanying drawings and examples of implementation. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Referring to fig. 1 to 4, the utility model provides an outdoor dustproof display screen, which comprises a housing, an LED module 3 and a fixing plate 4, wherein the housing is provided with a cavity, the LED module 3 is fixedly connected with the fixing plate 4 and is arranged in the cavity, the fixing plate 4 is fixedly connected with the housing, one side of the housing, which is close to the LED module 3, is provided with an opening 11, the size of the opening 11 is smaller than that of the LED module 3, the housing comprises a front housing 1 and a rear housing 2, the front housing 1 is fixedly connected with the rear housing 2, the front housing 1 is provided with a groove 14 around the opening 11, the size of the groove 14 is smaller than that of the LED module 3, the fixing plate 4 is fixedly connected with the front housing 1, four side walls of the front housing 1 are respectively provided with a limiting groove 13, four side walls of the rear housing 2 are respectively provided with a limiting bar 23, the limiting groove 13 is matched with the limiting bar 23, the rear housing 2 is provided with a bump 21 corresponding to the fixing plate 4, and the bump 21 is contacted with the fixing plate 4.

It can be appreciated that the front shell 1 is provided with the groove 14 for placing the gasket 12, and when the fixing plate 4 is fixedly connected with the front shell 1, the LED module 3 is attached to the gasket 12, so that dust and water vapor can be effectively prevented from entering the inside of the shell from the connection part between the LED module 3 and the front shell 1. Simultaneously, the four side walls of the front shell 1 are provided with the limit grooves 13, the four side walls of the rear shell 2 are provided with the limit bars 23, the limit bars 23 and the limit grooves 13 are in a shape of a Chinese character 'kou', and when the front shell 1 and the rear shell 2 are fixedly connected through screws or buckles, the limit bars 23 and the limit grooves 13 are mutually embedded and matched, so that dust and water vapor can be prevented from entering the shell from the connecting part of the front shell 1 and the rear shell 2, and the service life of the LED module 3 is shortened. Further, the LED module 3, the fixing plate 4 and the bump 21 are sequentially contacted, and heat generated during operation of the LED module 3 can be transferred to the bump 21 through the fixing plate 4.

Preferably, the front shell 1 is further provided with 4 fixing studs 15, the fixing studs 15 are fixedly connected with the front shell 1, the 4 fixing studs 15 are respectively close to the upper end and the lower end of the LED module 3, the fixing plate 4 is further provided with 4 screw holes 42, and the positions of the screw holes 42 are in one-to-one correspondence with the positions of the fixing studs 15.

It can be appreciated that the screw hole 42 formed in the fixing plate 4 corresponds to the fixing stud 15 formed in the front shell 1, and the fixing plate 4 and the front shell 1 can be fixedly connected through a screw, so that displacement is avoided when the LED module 3 is attached to the gasket 12, and a gap is formed between the LED module 3 and the gasket 12.

Preferably, the fixing plate 4 is made of metal material, and a fixing groove 41 is arranged at a position of the fixing plate 4 corresponding to the LED module 3, the LED module 3 is arranged in the fixing groove 41, and the size of the fixing groove 41 is consistent with that of the LED module 3.

It will be appreciated that the metal has thermal conductivity, and for example, the fixing plate 4 may be integrally formed of aluminum metal. Further, the LED module 3 is installed in the fixing groove 41, so that the LED module 3 is prevented from being extruded when the fixing plate 4 is locked with the front shell 1, the LED module 3 is damaged, and meanwhile, heat generated during the operation of the LED module 3 can be quickly conducted to the fixing plate 4.

Preferably, the bump 21 is made of metal material, a heat dissipation groove 222 is provided on one side of the bump 21 away from the fixing plate 4, the rear housing 2 is further provided with a heat dissipation cover 5, the heat dissipation cover 5 is provided with a plurality of heat dissipation holes 51, the heat dissipation cover 5 is disposed corresponding to the heat dissipation groove 222, and the heat dissipation cover 5 is fixedly connected with the rear housing 2.

It can be appreciated that the bump 21 contacts with the fixing plate 4, and the heat generated by the operation of the LED module 3 is quickly transferred to the bump 21 through the thermal conductivity of metal, so that the heat dissipation of the bump 21 is conveniently performed by the heat dissipation groove 222 on one side away from the fixing plate 4.

Preferably, a plurality of fans 52 are disposed in the heat dissipation groove 222, the fans 52 are disposed corresponding to the heat dissipation holes 51, and the fans 52 are fixedly connected with the heat dissipation cover 5.

It will be appreciated that the fan 52 fixedly attached to the plate of the heat dissipating cover 5 can be operated to remove heat from the heat dissipating grooves 222 through the heat dissipating holes 51. Meanwhile, the heat dissipation cover 5 plate is fixedly connected with the rear shell 2 in a buckling manner, so that a user can clean dust in the heat dissipation groove 222 and repair and replace the fan 52 after long-time use.

Preferably, the gasket 12 is placed in the groove 14, the gasket 12 is attached to the LED module 3, and the front surface of the LED module 3 is provided with a transparent waterproof coating.

It can be understood that the gasket 12 is a waterproof rubber gasket 12, the transparent waterproof coating is an acrylic coating, and the transparent waterproof coating arranged on the front surface of the LED module 3 can prevent the LED module 3 from being directly corroded by rainwater and directly exposed to the air for a long time.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements, etc. within the principles of the present utility model should be included in the scope of the present utility model.

Claims

1. An outdoor dustproof display screen, its characterized in that: including casing, LED module and fixed plate, the casing is equipped with the cavity, LED module fixed connection the fixed plate is placed in the cavity, just the fixed plate with casing fixed connection, the casing is close to LED module one side is equipped with the opening, the opening size is less than the size of LED module, the casing includes preceding shell and backshell, preceding shell with backshell fixed connection, preceding shell encircles the opening sets up the recess, just the recess size is less than LED module size, the fixed plate with preceding shell fixed connection, the four sides lateral wall of preceding shell is equipped with the spacing groove respectively, the four sides lateral wall of backshell is equipped with spacing respectively, the spacing groove with spacing is cooperateed and is spacing, the backshell corresponds the fixed plate is equipped with the lug, the lug with the fixed plate contact.

2. An outdoor dust-proof display screen as set forth in claim 1, wherein: the front shell is also provided with 4 fixing studs, the fixing studs are fixedly connected with the front shell, the 4 fixing studs are respectively close to the upper end and the lower end of the LED module, the fixing plate is also provided with 4 screw holes, and the screw hole positions are in one-to-one correspondence with the fixing stud positions.

3. An outdoor dust-proof display screen as claimed in claim 2, wherein: the fixed plate is made of metal materials, a fixed groove is formed in the position, corresponding to the LED module, of the fixed plate, the LED module is arranged in the fixed groove, and the size of the fixed groove is consistent with that of the LED module.

4. An outdoor dust-proof display screen as set forth in claim 1, wherein: the lug is made of metal materials, a radiating groove is formed in one side, away from the fixing plate, of the lug, a radiating cover is further arranged on the rear shell, a plurality of radiating holes are formed in the radiating cover, the radiating cover corresponds to the radiating groove, and the radiating cover is fixedly connected with the rear shell.

5. An outdoor dustproof display screen according to claim 4, wherein: the heat dissipation groove is internally provided with a plurality of fans, the fans are arranged corresponding to the heat dissipation holes, and the fans are fixedly connected with the heat dissipation cover.

6. An outdoor dust-proof display screen as set forth in claim 1, wherein: the gasket is placed in the groove, the LED module is attached to the gasket, and a transparent waterproof coating is arranged on the front face of the LED module.