CN108347857B - Double-sided display device - Google Patents

Abstract

The present invention discloses a double-sided display device, comprising: two display panels; a heat dissipation module disposed between the backs of the display panels, the heat dissipation module comprising: a main heat-dissipating frame; at least one heat-conducting bracket disposed in the main heat-dissipating frame, the heat-conducting bracket connected to the main heat-dissipating frame; and at least one first heat dissipation fan disposed on the heat-conducting bracket or the main heat-dissipating frame; and two covers disposed on the display surfaces of the display panels. Thus, the double-sided display device of the present invention can reduce the use space of the double-sided display device, while having excellent heat dissipation performance, avoiding the problem of malfunction or shortened life due to overheating.

Description

Double-sided display device

technical field

The invention relates to a display device, in particular to a double-sided display device with good heat dissipation function.

Background technique

With the advancement and development of science and technology, the designs of various electronic products are more diversified. In the design of electronic products, the use of display panels has become an important part. Traditionally, most electronic products have a single display panel as a display interface. Whether it is a TV, a mobile phone, a notebook computer, a personal assistant (PDA), etc., a single display panel is used to provide display images.

As the design and application of display panels are increasingly diversified, some electronic products need to use two display panels to provide different display information. For example, in public places, it is often seen that two display screens are arranged and assembled back to back to simultaneously display information or advertisements in two directions.

In the existing method of arranging and assembling two display screens back-to-back, two sets of display modules are directly bonded together back-to-back by using a plastic frame during the production process. However, such an approach will increase the overall weight and thickness of the product, occupying a lot of space in use, and cannot meet the current trend of thinner and lighter electronic products.

In addition, when two sets of display modules are bonded together back to back, the heat generated is difficult to dissipate, thus easily causing failure or shortened service life of the display device due to overheating.

Contents of the invention

The purpose of the present invention is to provide a double-sided display device, which can reduce the use space of the double-sided display device and has excellent heat dissipation performance, so as to effectively solve the above-mentioned problems in the prior art.

In order to achieve the above purpose and other purposes, the present invention proposes a double-sided display device, comprising: two display panels; a heat dissipation module disposed between the backs of the display panels, the heat dissipation module comprising: a main thermal frame; at least one A heat conduction bracket is arranged in the main heat conduction frame, and the heat conduction support is connected to the main heat dissipation frame; and at least one first cooling fan is arranged on the heat conduction support or the main heat dissipation frame; and two covers are arranged on the main heat dissipation frame. on the display surface of the above-mentioned display panel.

In an embodiment of the present invention, the heat conduction bracket has at least one heat conduction through hole.

In an embodiment of the present invention, the heat dissipation module includes at least one second heat dissipation fan, and the second heat dissipation fan is disposed outside the main heat dissipation frame.

In an embodiment of the present invention, the heat dissipation module includes at least one heat dissipation fin set, and the heat dissipation fin set is disposed between the second heat dissipation fan and the main heat dissipation frame.

In an embodiment of the present invention, the heat dissipation module includes at least one shielding cover plate, the shielding cover plate has at least one ventilation hole, and the shielding cover plate is arranged on the heat conduction main frame to shield the second heat dissipation fan and the heat dissipation fins Group.

In an embodiment of the present invention, the shielding cover includes a plurality of decorative sheets arranged in parallel, and the ventilation hole is disposed between the decorative sheets.

In an embodiment of the present invention, the double-sided display device further includes an electric control module, and the electric control module is arranged in the main heat sink frame and between the cover.

In an embodiment of the present invention, the electronic control module includes a main board, a hard disk, a central processing unit, a memory, a wireless network card and an infrared receiver.

In an embodiment of the present invention, each of the covers has a display area and at least one wireless signal transmission area, the position of the display area corresponds to each of the display panels, and the position of the wireless signal transmission area corresponds to the electronic control module.

In an embodiment of the present invention, the double-sided display device further includes at least one detachable suspension component, and the detachable suspension component is arranged on the top surface of the main heat-dissipating frame.

Thereby, the double-sided display device of the embodiment of the present invention does not need to attach two sets of display modules back to back, which can reduce the overall thickness and volume of the double-sided display device and achieve better space utilization. At the same time, by disposing the heat dissipation module between the two display panels, the heat energy can be effectively discharged from the double-sided display device, so as to avoid problems of failure or shortened life due to overheating.

Description of drawings

FIG. 1 is a schematic diagram of a double-sided display device according to an embodiment of the present invention;

2 is a partially exploded schematic diagram of a double-sided display device according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a shielding cover plate according to an embodiment of the present invention.

【Symbol Description】

100 double-sided display device

10 display panel

20 cooling module

21 Dominant Thermal Framework

23 Thermal bracket

231 Thermal vias

25 1st cooling fan

27 Second cooling fan

28 cooling fins

29 Shielding cover

291 Ventilation holes

293 decorative pieces

30 cover

31 display area

33 Wireless signal transmission area

40 Electronic control module

41 motherboard

42 hard drives

43 CPU

44 memory

45 wireless network card

46 Infrared receiver

50 detachable suspension parts

Detailed ways

In order to fully understand the present invention, the present invention will be further described in detail through the following specific embodiments together with the accompanying drawings. Those skilled in the art can understand the purpose, features and effects of the present invention from the content disclosed in this specification. It should be noted that the present invention can be implemented or applied through other different specific embodiments, and various modifications and changes can be made to the details in this specification based on different viewpoints and applications without departing from the spirit of the present invention. . In addition, the accompanying drawings of the present invention are merely schematic illustrations, and are not drawn according to actual dimensions. The following embodiments will further describe the relevant technical content of the present invention in detail, but the disclosed content is not intended to limit the technical scope of the present invention. described as follows:

FIG. 1 is a schematic diagram of a double-sided display device 100 according to an embodiment of the present invention. FIG. 2 is a partially exploded schematic diagram of a double-sided display device according to an embodiment of the present invention. As shown in FIG. 1 and FIG. 2 , the double-sided display device 100 of the embodiment of the present invention includes two display panels 10 , a heat dissipation module 20 and two covers 30 . It should be noted that, since the two display panels 10 are respectively disposed on two sides of the heat dissipation module 20 , FIG. 2 only shows the back of the display panel 10 and the other display panel 10 . Likewise, since the two covers 30 are respectively disposed on two sides of the heat dissipation module 20 , FIG. 2 only shows the edge of the cover 30 and the other cover 30 . In this embodiment, the heat dissipation module 20 is disposed between the back surfaces of the two display panels 10 , and the two covers 30 are respectively disposed on the display surfaces of the two display panels 10 .

As shown in FIG. 2 , the heat dissipation module 20 includes a main heat dissipation frame 21 , at least one heat conduction bracket 23 and at least one first heat dissipation fan 25 . The main thermal frame 21 is connected near the edge of the back of the two display panels 10, the heat conduction bracket 23 and the first heat dissipation fan 25 are all arranged in the main heat dissipation frame 21, the heat conduction support 23 is connected to the main heat dissipation frame 21, and the first heat dissipation fan 25 is arranged on the on the heat conduction bracket 23 or on the main heat conduction frame 21 . In this embodiment, the main heat-conducting frame 21 and the heat-conducting bracket 23 are formed of materials with better heat-conducting effect, such as metal. In addition, since the heat conduction bracket 23 is directly connected to the main heat dissipation frame 21, the thermal energy generated by the two display panels 10 can be easily conducted from the backs of the two display panels 10 to the main heat dissipation frame 21 through the heat conduction support 23, and then Heat energy is discharged. In addition, the heat energy generated by the two display panels 10 can be evenly distributed between the backs of the two display panels 10 by the drive of the first heat dissipation fan 25, and then conducted to the main thermal frame 21 through the heat conducting bracket 23 to The heat energy is discharged to the outside, thereby improving the effect of heat dissipation.

In an embodiment, the heat conduction bracket 23 may have at least one heat conduction through hole 231 , which cooperates with the first heat dissipation fan 25 disposed on the heat conduction support 23 to further assist the transfer and discharge of heat energy. For example, the two first heat dissipation fans 25 located on the same heat conduction bracket 23 in FIG. The heat conduction through holes 231 located on the same heat conducting frame make the heat energy form a convective circulation in the main heat frame 21 , which helps to evenly disperse heat energy and improve the efficiency of discharging heat energy out of the main heat frame 21 .

It should be noted that the number of the heat conduction bracket 23 , the first heat dissipation fan 25 , and the heat conduction through holes 231 and the arrangement of these components in the embodiment of the present invention are not limited to the manner shown in FIG. 2 . Relatively, any method that can make the heat energy more effectively discharged from the heat-conducting frame 21 belongs to the protection scope of the present invention.

The heat dissipation module 20 of the embodiment of the present invention may further include at least one second heat dissipation fan 27 , and the second heat dissipation fan 27 is disposed outside the main heat dissipation frame 21 . More specifically, the heat dissipation module 20 may include at least one heat dissipation fin set 28 , and the heat dissipation fin set 28 is disposed between the second heat dissipation fan 27 and the main heat dissipation frame 21 , so as to accelerate heat energy to be discharged from the main heat dissipation frame 21 .

For the sake of appearance, the heat dissipation module 20 of the embodiment of the present invention may include at least one shielding cover plate 29, and the shielding cover plate 29 is arranged on the main thermal frame 21, for example, it is arranged on one of the left and right sides or both sides of the main thermal frame 21 to shield The second cooling fan 27 and the cooling fin set 28 . FIG. 3 is a schematic diagram of a shielding cover plate 29 according to an embodiment of the present invention. As shown in FIG. 3 , the shielding cover 29 has at least one ventilation hole 291 , and the shielding cover 29 includes a plurality of decorative sheets 293 arranged in parallel.

In this embodiment, the ventilation holes 291 are disposed between the decorative sheets 293 . Therefore, the thermal energy in the main thermal frame 21, whether it is conducted to the main thermal frame 21 through the thermally conductive bracket 23, or sent to the main thermal frame 21 through the heat convection cycle formed by the first heat dissipation fan 25 and the heat conduction through hole 231, can be transmitted through Through the operation of the cooling fin set 28 and the second cooling fan 27 , the air is accelerated through the ventilation holes 291 and discharged out of the main heat dissipation frame 21 .

As shown in FIG. 2 , the double-sided display device 100 of the embodiment of the present invention further includes an electronic control module 40 , and the electronic control module 40 is disposed in the main heat dissipation frame 21 and between the two covers 30 and under the heat dissipation module 20 . In an embodiment, the electronic control module 20 may include at least one of a motherboard 41 , a hard disk 42 , a CPU 43 , a memory 44 , a wireless network card 45 and an infrared receiver 46 . The electronic control module 40 is used for controlling the double-sided display device 100 . Therefore, the viewer can directly control the display content of the double-sided display device 100 from the outside through network transmission or infrared transmission.

In addition, the two covers 30 of the embodiment of the present invention respectively have a display area 31 and at least one wireless signal transmission area 33 . The position of the display area 31 corresponds to the display surface of each display panel 10, and the position of the wireless signal transmission area 33 corresponds to the electric control module 40. For example, the position of the wireless signal transmission area 33 can correspond to the infrared reception of the electric control module 40. device 46. The display area 31 is transparent, while the wireless signal transmission area 33 is opaque. Therefore, the content presented on the display surface of the display panel 10 can be conveyed to the viewer through the display area 31, and the wireless signal transmission area 33 can cover the infrared receiver 46 of the electric control module 40 located behind, so that the viewing Alternatively, the display content of the double-sided display device 100 can be directly controlled from the outside through the wireless signal transmission area 33 through infrared transmission.

In an embodiment, the double-sided display device 100 further includes at least one detachable suspension component 50 , and the detachable suspension component 50 can be disposed on the top surface of the main heat-dissipating frame 21 . For example, the detachable suspension part 50 includes a plurality of hooks, which are detachably arranged on the top surface of the main heating frame 21, and can support the weight of the double-sided display device 100, so that it can be hung through the hanger. Hang the double-sided display device 100 to any position.

Based on the above description, the double-sided display device 100 of the embodiment of the present invention includes two display panels 10, which is different from the method of bonding two sets of display modules back to back in the prior art, and can reduce the overall thickness of the double-sided display device 100 and volume to achieve better space utilization. Furthermore, a heat dissipation module 20 is disposed between the two display panels 10 in the embodiment of the present invention, which can quickly discharge heat energy from the double-sided display device 100 , effectively solving the problem of failure or shortened life of the double-sided display device 100 due to overheating.

The present invention has been disclosed above with preferred embodiments, but those skilled in the art should understand that the embodiments are only for describing the present invention, and should not be construed as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to this embodiment should be included within the scope of the present invention. Therefore, the protection scope of the present invention should be determined by the scope defined in the claims.

Claims (8)

1. a kind of double-side display device, characterized by comprising:

Two display panels；

Radiating module is set between the back side of the display panel, which includes:

Main heat conducting frame；

At least one heat-conductive bracket is set in the main heat conducting frame, which connects the main heat conducting frame；And

Multiple first radiator fans, are set in the heat-conductive bracket, which has at least one thermally conductive through-hole, wherein two The direction of rotation of the fan cosmetic sheet of a first radiator fan is opposite；And

At least one second radiator fan is set to outside the main heat conducting frame；

Two lids, are set on the display surface of the display panel.

2. double-side display device as described in claim 1, which is characterized in that the radiating module includes: at least one heat radiating fin Piece group is set between second radiator fan and the main heat conducting frame.

3. double-side display device as claimed in claim 2, which is characterized in that the radiating module includes: at least one covering lid Plate, has at least one ventilation hole, which is set to the main heat conducting frame to cover second radiator fan and be somebody's turn to do Radiating fin group.

4. double-side display device as claimed in claim 3, which is characterized in that the masking cover board includes multiple dresses disposed in parallel Spike, and the ventilation hole is set between the cosmetic sheet.

5. double-side display device as described in claim 1, which is characterized in that also include: electronic control module is set to the leading heat In frame and between the lid.

6. double-side display device as claimed in claim 5, which is characterized in that the electronic control module includes mainboard, hard disk, centre Manage device, memory, wireless network card and infrared receiver.

7. double-side display device as claimed in claim 5, which is characterized in that respectively the lid has display area and at least one The position of wireless signal transit area, the display area corresponds to the respectively display panel, the position of the wireless signal transit area Corresponding to the electronic control module.

8. double-side display device as described in claim 1, which is characterized in that further include: at least one detachable suspension part Part is set to the top surface of the main heat conducting frame.