CN217523133U

CN217523133U - Explosion-proof display screen

Info

Publication number: CN217523133U
Application number: CN202221478392.9U
Authority: CN
Inventors: 乔登宇; 李晓辉; 张云; 余爱生
Original assignee: Tianjin Hengan Information Technology Co ltd
Current assignee: Tianjin Hengan Information Technology Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-09-30
Anticipated expiration: 2032-06-14

Abstract

The utility model relates to a display device technical field specifically is an explosion-proof display screen, including the main casing body, the front end fixedly connected with face housing of the main casing body, the fixed annular frame that is equipped with of main casing body, the annular frame internal fixation is equipped with the display screen main part, the face housing internal fixation is equipped with toughened glass, be equipped with first rubber ring between toughened glass and the face housing, first rubber ring integrated into one piece has the first lasso with toughened glass's lateral wall looks butt, be equipped with the second rubber ring between toughened glass and the annular frame, second rubber ring integrated into one piece has the second lasso with toughened glass's lateral wall looks butt, enclose between first lasso and the second lasso and close the toroidal cavity who communicates with the annular frame outside, the toroidal cavity internal fixation is equipped with the heat-conducting plate. The utility model discloses compact structure, the installation is simple, surrounds toughened glass's all around edge through rubber ring and lasso to strengthen toughened glass radiating efficiency through heat-conducting plate and heat conduction fin, prevent to take place to burst because of inside heat dissipation inequality.

Description

Explosion-proof display screen

Technical Field

The utility model relates to a display device technical field specifically is an explosion-proof display screen.

Background

The display screen has the performance advantages of rich colors, easy splicing, good uniformity, low power consumption and the like, and is widely applied to the fields of conference places, military commands, security display, commercial display and the like. The existing display screen mainly comprises a display screen body, a heat dissipation plate and a shell, wherein the display screen body is usually assembled and fixed through screws, so that inconvenience is brought to the installation and the disassembly of the display screen, and the display screen can generate a large amount of heat during working, and the display screen can be burnt out or burst due to the improper installation or design of the heat dissipation device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof display screen to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: an explosion-proof display screen comprises a main shell, a face shield is fixedly connected with the front end of the main shell, an annular frame is fixedly arranged on the inner wall of the rear end of the main shell, a display screen main body is fixedly arranged in the annular frame, toughened glass is fixedly arranged in the face shield and positioned on the front side of the display screen main body, a first rubber ring is arranged between the front end of the toughened glass and the face shield, the first rubber ring is integrally formed with a first ferrule which is abutted against the side wall of the toughened glass, a second rubber ring is arranged between the rear end of the toughened glass and the front end of the annular frame, a second ferrule which is abutted against the side wall of the toughened glass is integrally formed on the second rubber ring, an annular cavity communicated with the outer side of the annular frame is enclosed between the first ferrule and the second ferrule, the lateral wall of toughened glass just is located the interior fixedly connected with heat-conducting plate of annular cavity, the fixed heat conduction fin that is equipped with of terminal surface of keeping away from toughened glass on the heat-conducting plate.

Optionally, the heat conducting plate is provided with four pieces which are distributed in a rectangular shape along the side wall of the tempered glass, and the front end and the rear end of the heat conducting plate respectively extend into the first ferrule and the second ferrule.

Optionally, the outer wall of the rear end of the main housing is fixedly connected with a junction box, the junction box is communicated with the annular frame, and the bottom end of the junction box is fixedly connected with a flexible pipe.

Optionally, a first through hole is formed in the side wall of the main housing, and a first dust screen is fixedly arranged in the first through hole; and a second through hole is formed in the side wall of the junction box, and a second dustproof net is fixedly arranged in the second through hole.

Optionally, the inner wall integrated into one piece of the main casing body has a first column cap, the inner wall integrated into one piece of the face guard casing has a second column cap, the second column cap stretches into the main casing body and then is connected with the first column cap bolt.

Optionally, an explosion-proof membrane is fixedly arranged on the end face, close to the display screen main body, of the tempered glass.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model has compact structure and simple installation, surrounds the peripheral edge of the toughened glass by the rubber ring and the ferrule, and enhances the heat dissipation efficiency of the toughened glass by the heat conduction plate and the heat conduction fins to prevent the toughened glass from bursting due to uneven internal heat dissipation;

2. the utility model discloses an isolated through annular frame, rubber ring and lasso, avoid toughened glass's heat dissipation cavity and the heat dissipation cavity of display screen main part to take place to interfere, prevent that the display screen main part from taking place to burst because of the heat dissipation inequality, improve the security performance of display screen main part.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a right side view of the present invention;

FIG. 3 is a schematic view of section A-A of FIG. 1;

fig. 4 is an enlarged schematic view of a portion B in fig. 3.

In the figure: 1. a main housing; 2. a mask shell; 3. an annular frame; 4. a display screen main body; 5. tempering the glass; 6. a first rubber ring; 7. a first ferrule; 8. a second rubber ring; 9. a second ferrule; 10. an annular cavity; 11. a heat conducting plate; 12. a heat conductive fin; 13. a junction box; 14. a flexible tube; 15. a first dust screen; 16. a second dust screen; 17. a first column head; 18. and a second column head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The embodiment is as follows: referring to fig. 1-4, the utility model provides an explosion-proof display screen, including main casing body 1, the front end fixedly connected with face guard shell 2 of main casing body 1, the fixed annular frame 3 that is equipped with of rear end inner wall of main casing body 1, the fixed display screen main part 4 that is equipped with in the annular frame 3, the fixed toughened glass 5 that is equipped with in face guard shell 2 and the front side that is located display screen main part 4, the fixed rupture membrane that is equipped with of terminal surface that is close to display screen main part 4 on toughened glass 5.

Be equipped with first rubber ring 6 between toughened glass 5's front end and the

face housing

2, 6 integrated into one piece of first rubber ring have with toughened glass 5's lateral wall looks butt first rubber ring 7, be equipped with second rubber ring 8 between toughened glass 5's the rear end and the front end of

annular frame

3, 8 integrated into one piece of second rubber ring have with toughened glass 5's lateral wall looks butt second rubber ring 9, enclose between first rubber ring 7 and the second rubber ring 9 and close the annular cavity 10 that has and communicates in the 3 outside of annular frame, toughened glass 5's the lateral wall just is located annular cavity 10 internal fixation and is connected with heat-conducting plate 11, the fixed heat conduction fin 12 that is equipped with of terminal surface of keeping away from toughened glass 5 on the heat-conducting plate 11.

The first rubber ring 6 and the first ferrule 7 are both made of heat-conducting silicon adhesive tapes, and the heat-conducting silicon adhesive tapes are organic silicon high-molecular polymer elastomers reinforced by taking glass fibers as base materials, so that the elasticity and the heat conductivity are good. The utility model discloses a rubber ring and lasso surround toughened glass 5's all edges to strengthen toughened glass 5 radiating efficiency through heat-conducting plate and heat conduction fin, prevent to take place to burst because of inside heat dissipation inequality. Because the annular frame 3, the rubber ring and the ferrule are isolated, the utility model has two heat dissipation cavities, one is the heat dissipation cavity positioned outside the annular frame 3 and used for dissipating heat of the toughened glass 5; the other is a heat dissipation cavity in the annular frame 3 for dissipating heat from the display main body 4. The two heat dissipation channels are not interfered with each other, so that the display screen main body 4 is prevented from bursting due to uneven heat dissipation, and the safety performance of the display screen main body 4 is improved.

The heat conducting plate 11 is provided with four rectangular distribution along the side wall of the toughened glass 5, and the front end and the rear end of the heat conducting plate 11 respectively extend into the first sleeve ring 7 and the second sleeve ring 9. The first sleeve ring 7 and the second sleeve ring 9 are fixed in the main shell 1 under the extrusion action of the mask shell 2 and the annular frame 3, and the heat conducting plate 11 is matched with the first sleeve ring 7 and the second sleeve ring 9 in a clamping way to realize position limitation.

On the basis of the above embodiments, in the present embodiment, a junction box 13 is fixedly connected to the outer wall of the rear end of the main housing 1, the junction box 13 is communicated with the annular frame 3, and a flexible pipe 14 is fixedly connected to the bottom end of the junction box 13. A first through hole is formed in the side wall of the main shell 1, and a first dustproof net 15 is fixedly arranged in the first through hole; a second through hole is formed in the side wall of the junction box 13, and a second dust screen 16 is fixedly arranged in the second through hole. The first dust screen 15 and the second dust screen 16 facilitate heat exchange between the main housing 1 and the junction box 13 and the outside air, and rapid heat dissipation is achieved.

On the basis of the above embodiments, in this embodiment, the first column head 17 is integrally formed on the inner wall of the main housing 1, the second column head 18 is integrally formed on the inner wall of the mask shell 2, and the second column head 18 extends into the main housing 1 and then is bolted to the first column head 17, so that the main housing 1 and the mask shell 2 can be quickly mounted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An explosion-proof display screen which characterized in that: including main casing body (1), the front end fixedly connected with face guard shell (2) of main casing body (1), the fixed annular frame (3) that is equipped with of rear end inner wall of main casing body (1), annular frame (3) internal fixation is equipped with display screen main part (4), the fixed toughened glass (5) that is equipped with in the front side that just is located display screen main part (4) in face guard shell (2), be equipped with first rubber ring (6) between the front end of toughened glass (5) and face guard shell (2), first rubber ring (6) integrated into one piece have with the first lasso (7) of the lateral wall looks butt of toughened glass (5), be equipped with second rubber ring (8) between the rear end of toughened glass (5) and the front end of annular frame (3), second rubber ring (8) integrated into one piece have with second lasso (9) of the lateral wall looks butt of toughened glass (5), enclose between first lasso (7) and second lasso (9) and close have with the annular empty lasso (9) of the intercommunication in the outside of annular frame (3) The heat conduction plate comprises a cavity (10), the side wall of the toughened glass (5) is fixedly connected with a heat conduction plate (11) in the annular cavity (10), and heat conduction fins (12) are fixedly arranged on the end face, far away from the toughened glass (5), of the heat conduction plate (11).

2. An explosion-proof display screen according to claim 1, characterized in that: the heat-conducting plate (11) is provided with four heat-conducting plates which are distributed in a rectangular shape along the side wall of the toughened glass (5), and the front end and the rear end of each heat-conducting plate (11) respectively extend into the first ferrule (7) and the second ferrule (9).

3. An explosion-proof display screen according to claim 1, characterized in that: the rear end outer wall fixedly connected with terminal box (13) of main casing body (1), terminal box (13) and annular frame (3) intercommunication, just the bottom fixedly connected with flexible tube (14) of terminal box (13).

4. An explosion-proof display screen according to claim 3, characterized in that: a first through hole is formed in the side wall of the main shell (1), and a first dust screen (15) is fixedly arranged in the first through hole; and a second through hole is formed in the side wall of the junction box (13), and a second dustproof net (16) is fixedly arranged in the second through hole.

5. An explosion-proof display screen according to claim 1, characterized in that: the inner wall integrated into one piece of main casing body (1) has first column cap (17), the inner wall integrated into one piece of face mask shell (2) has second column head (18), second column head (18) stretch into main casing body (1) back and first column cap (17) bolted connection.

6. An explosion-proof display screen according to claim 1, characterized in that: an explosion-proof membrane is fixedly arranged on the end face, close to the display screen main body (4), of the tempered glass (5).