CN218333025U

CN218333025U - Display device

Info

Publication number: CN218333025U
Application number: CN202221965734.XU
Authority: CN
Inventors: 张超; 田智春; 田顺文; 黄友元; 蒙林科
Original assignee: Roe Visual Co ltd
Current assignee: Roe Visual Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2023-01-17
Anticipated expiration: 2032-07-28

Abstract

The utility model discloses a display device, which comprises a frame, a display module and a power box, wherein the display module is arranged on the frame; the display module is provided with a display surface and a back surface opposite to the display surface, and the back surface is provided with a first mounting column protruding out of the back surface; the power box is arranged on the first mounting column, so that a gap is reserved between the bottom of the power box and the back, air can circulate between the bottom of the power box and the back, and heat dissipation of the power box and the display module is accelerated.

Description

Display device

Technical Field

The utility model relates to a show the field, in particular to display device.

Background

The LED display screen generally comprises a frame, a display module, and a power box. A plurality of LED lamp beads are installed on the display module, and when the LED lamp beads work, the LED lamp beads can generate a large amount of heat. And the power supply box can also generate heat when in work. According to the existing LED display screen, the power box is fixed on the display module, so that the display module and the power box are slow in heat dissipation, and the service lives of the LED lamp beads and the power box can be shortened due to high temperature.

SUMMERY OF THE UTILITY MODEL

Install on display module assembly to foretell power pack, power pack and display module assembly heat dissipation are slow, the utility model discloses a display screen.

The utility model adopts the technical scheme as follows:

a display device, comprising:

the display module is arranged on the frame; the display module is provided with a display surface and a back surface opposite to the display surface, and the back surface is provided with a first mounting column protruding out of the back surface;

and the power supply box is arranged on the first mounting column, so that a gap is reserved between the bottom of the power supply box and the back surface.

Furthermore, the first mounting column is provided with a first threaded hole, the power supply box is provided with a first connecting hole, and a screw rod of a first screw penetrates through the first connecting hole to be in threaded connection with the first threaded hole; the screw head of the first screw is abutted to the power supply box.

Further, still include the elastic component, the one end of elastic component with the screw head butt of first screw, the other end of elastic component with the power pack butt.

Further, be equipped with first boss in the first connecting hole, the other end of elastic component with first boss butt.

Further, the elastic piece comprises a spring, and the spring is sleeved on the first screw.

Furthermore, the first mounting column is inserted into the first connecting hole; the first connecting hole is provided with a second boss to limit the depth of the first mounting column inserted into the first connecting hole.

Furthermore, the power supply box is provided with a third boss protruding out of the bottom of the power supply box, and the first connecting hole penetrates through the third boss.

Further, the first mounting column is connected with two ends of the power box in the length direction.

Furthermore, a second mounting column protruding out of the back face is arranged on the back face, and the second mounting column is abutted to the bottom of the power box.

Further, the second mounting column is abutted to the bottoms of two sides of the power supply box in the width direction.

To sum up, the beneficial effects of the utility model are that:

the back of the display module is provided with a first mounting column protruding out of the back, and the power box is mounted on the first mounting column, so that a gap is reserved between the bottom of the power box and the back, air can circulate between the bottom of the power box and the back, and heat dissipation of the power box and the display module is accelerated.

Drawings

FIG. 1 is an exploded view of a display screen;

FIG. 2 is an exploded view of the bottom case and power supply box;

FIG. 3 is the cross-sectional view of FIG. 2 showing the first mounting post in mounted relation;

fig. 4 is a partial enlarged view a;

fig. 5 is a cross-sectional view of fig. 2 showing the mounting relationship of the second mounting post.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured 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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a display screen includes a frame 1, a display module 2 and a power supply box 3, the display module 2 includes a lamp panel 201 and a bottom case 202, the lamp panel 201 is fixedly mounted on the front of the bottom case 202, and if the lamp panel 201 is fixedly mounted on the front of the bottom case 202 through screws. The lamp panel 201 comprises a PCB and LED lamps, and the LED lamps are fixedly installed on the PCB. The back 2021 of the bottom case 202 is fixedly connected to the frame 1, for example, the back 2021 of the bottom case 202 is magnetically connected to the frame 1. The display module 2 has a display surface and a back surface opposite to the display surface, and the back surface of the display module 2 is the back surface 2021 of the bottom case 202. The back 2021 is provided with a first mounting post 2022 protruding from the back 2021, and the power box 3 is mounted on the first mounting post 2022, so that a gap is left between the bottom of the power box 3 and the back 2021, and air can circulate between the bottom of the power box 3 and the back 2021, thereby accelerating heat dissipation of the power box 3 and the display module 2.

Referring to fig. 2, 3 and 4, in some embodiments, the first mounting post 2022 is provided with a first threaded hole 2023, the power supply box 3 is provided with a first connection hole 301, and a screw of the first screw 4 passes through the first connection hole 301 to be in threaded connection with the first threaded hole 2023; the screw head of the first screw 4 is connected with the power supply box 3 in a butt mode, so that the power supply box 3 is connected with the first mounting column 2022. Specifically, the first connection hole 301 includes a first section 3011 and a second section 3012, where the first section 3011 is located at an end of the first connection hole 301 away from the back surface 2021. The aperture of first section 3011 is greater than the aperture of second section 3012, the screw head of first screw 4 is located first section 3011, just the screw head of first screw 4 with first section 3011 with the juncture butt of second section 3012.

Referring to fig. 2, 3 and 4, in some embodiments, an elastic member is disposed between the power supply box 3 and the first screw 4, and one end of the elastic member abuts against a screw head of the first screw 4; a first boss 302 is arranged in the second section 3012, and the other end of the elastic member abuts against the first boss 302. An elastic piece is arranged between the power supply box 3 and the first screw 4, on one hand, when the first screw 4 is detached, and after the first screw 4 is separated from the first threaded hole 2023, the elastic piece can pop out the screw head of the first screw 4 from the first section 3011, so as to take out the first screw 4; on the other hand, the elastic element makes the first screw 4 always receive the pushing force, and the elastic element is not easy to loosen. In some embodiments, the elastic member comprises a spring 5, and the spring 5 is sleeved on the first screw 4.

Referring to fig. 2, 3 and 4, in some embodiments, the first mounting post 2022 is inserted into the first connecting hole 301, so that the power supply box 3 and the display module 2 are pre-positioned before the first screw 4 is mounted, and the first screw 4 is conveniently mounted at the rear. The first connecting hole 301 is provided with a second boss 303 to limit the depth of the first mounting column 2022 inserted into the first connecting hole 301, so as to prevent the first mounting column 2022 from being completely inserted into the first connecting hole 301, which causes no gap between the power supply box 3 and the display module 2, and the heat dissipation of the power supply box 3 and the display module 2 is slow. In some embodiments, the power supply box 3 has a third boss 304, the third boss 304 protrudes out of the bottom of the power supply box 3, and the first connection hole 301 penetrates through the third boss 304. The third boss 304 facilitates positioning of the first mounting post 2022 and the first connection hole 301.

Referring to fig. 2, 3 and 4, in some embodiments, the first mounting post 2022 is connected to both ends of the power supply box 3 in the length direction.

Referring to fig. 2 and 5, in some embodiments, the back surface 2021 is provided with a second mounting post 2024 protruding from the back surface 2021, and the second mounting post 2024 abuts against the bottom of the power supply box 3. Specifically, the second mounting post 2024 abuts against the bottom portions of both sides of the power supply box 3 in the width direction. The second mounting post 2024 is provided to prevent the power supply box 3 from being inclined in the width direction when the power supply box 3 is connected to the first mounting post 2022.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. A display device, comprising:

2. The display device as claimed in claim 1, wherein the first mounting post is provided with a first threaded hole, the power supply box is provided with a first connecting hole, and a screw of a first screw passes through the first connecting hole to be in threaded connection with the first threaded hole; the screw head of the first screw is abutted to the power supply box.

3. The display device according to claim 2, further comprising an elastic member, wherein one end of the elastic member abuts against a screw head of the first screw, and the other end of the elastic member abuts against the power supply box.

4. A display device according to claim 3, wherein a first boss is provided in the first connection hole, and the other end of the elastic member abuts against the first boss.

5. The display apparatus as claimed in claim 4, wherein the elastic member comprises a spring, and the spring is disposed on the first screw.

6. The display device as claimed in claim 2, wherein the first mounting post is inserted into the first connecting hole; the first connecting hole is provided with a second boss to limit the depth of the first mounting column inserted into the first connecting hole.

7. The display device as claimed in claim 6, wherein the power supply box has a third protrusion protruding from a bottom of the power supply box, and the first connection hole penetrates through the third protrusion.

8. The display device according to any one of claims 1 to 7, wherein the first mounting posts are connected to both ends of the power supply box in a longitudinal direction.

9. The display device as claimed in claim 1, wherein the rear surface is provided with a second mounting post protruding from the rear surface, the second mounting post abutting against a bottom of the power pack.

10. The display device according to claim 9, wherein the second mounting post abuts against both side bottoms in a width direction of the power supply box.