TWI634811B - 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 back surfaces of the display panels, the heat dissipation module comprising: a main heat frame; at least one heat conduction bracket disposed at the The main heat conduction frame is connected to the main heat frame; and at least one first heat dissipation fan is disposed on the heat conduction bracket or the main heat frame; and two cover bodies are disposed on the display surface of the display panel . Thereby, the double-sided display device of the present invention can reduce the use space of the double-sided display device, and at the same time has excellent heat dissipation performance, and avoids the problem of failure or shortened life due to overheating.

Description

Double-sided display device

The present invention relates to a display device, and more particularly to a double-sided display device having a good heat dissipation function.

With the advancement and development of technology, the design of various electronic products is better and more diversified. In the design of electronic products, the use of display panels has become an important part. Traditionally, electronic products have mostly a single display panel as a display interface. Devices such as televisions, mobile phones, laptops, and personal portable assistants (PDAs) use a single display panel to provide display images.

As the design and application of display panels are becoming more diverse, some electronic products require two display panels to provide different display information. For example, it is often seen in public places to display and assemble two display screens back-to-back to display information or advertisements in both directions.

In the production process, two display screens are arranged and assembled in a back-to-back manner, and the two sets of display modules are directly attached to each other by using a plastic frame. However, such a method will result in an increase in the overall weight and thickness of the product, and it will occupy a space in use, which cannot meet the trend of today's electronic products toward a thin and light development.

In addition, when the two sets of display modules are attached back to back, the heat generated by the two display modules is difficult to remove, and thus the display device is liable to cause problems due to overheating failure or shortened life.

An object 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 at the same time has excellent heat dissipation performance to effectively solve the above-mentioned problems of the prior art.

In order to achieve the above and other objects, the present invention provides a double-sided display device comprising: two display panels; a heat dissipation module disposed between the back surfaces of the display panels, the heat dissipation module comprising: a main thermal frame; At least one heat conducting bracket is disposed in the main heat frame, the heat conducting bracket is connected to the main heat frame; and at least one first heat dissipating fan is disposed on the heat conducting bracket or the main heat frame; and the second cover is disposed on the The display surface of the display panels.

In an embodiment of the invention, the thermally conductive support has at least one thermally conductive through hole.

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

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

In an embodiment of the present invention, the heat conducting module includes at least one shielding cover, the shielding cover has at least one ventilation hole, and the shielding cover is disposed on the heat conduction main frame to shield the second heat dissipation fan and the heat dissipation Fin set.

In an embodiment of the invention, the shielding cover comprises a plurality of decorative pieces arranged in parallel, and the ventilation holes are disposed between the decorative pieces.

In an embodiment of the invention, the double-sided display device further includes an electronic control module disposed in the main thermal frame and between the cover bodies.

In an embodiment of the invention, the electronic control module comprises a motherboard, 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 cover bodies has a display area and at least one wireless signal transmission area, and 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 mode. group.

In an embodiment of the invention, the double-sided display device further includes at least one detachable suspension component disposed on a top surface of the main heat frame.

Therefore, the double-sided display device of the embodiment of the invention does not need to put the two sets of display modules together 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 providing a heat dissipation module between the two display panels, the thermal energy can be efficiently discharged to the double-sided display device, thereby avoiding the problem of failure or shortened life due to overheating.

100‧‧‧Double-sided display device

10‧‧‧ display panel

20‧‧‧ Thermal Module

21‧‧‧ Leading thermal framework

23‧‧‧ Thermal support

231‧‧‧thermal vias

25‧‧‧First cooling fan

27‧‧‧Second cooling fan

28‧‧‧Solid fin group

29‧‧‧Shading cover

291‧‧‧Ventilation holes

293‧‧‧Decorative film

30‧‧‧ cover

31‧‧‧Display area

33‧‧‧Wire signal transmission area

40‧‧‧Electric control module

41‧‧‧ motherboard

42‧‧‧ Hard disk

43‧‧‧Central processor

44‧‧‧ memory

45‧‧‧Wireless network card

46‧‧‧Infrared receiver

50‧‧‧Removable suspension components

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

FIG. 2 is a partially exploded perspective view of the double-sided display device 100 according to an embodiment of the present invention.

FIG. 3 is a schematic view of a shadow cover according to an embodiment of the present invention.

In order to fully understand the present invention, the present invention will be described in detail by the accompanying drawings. Those skilled in the art can understand the objects, features and effects of the present invention from the disclosure of the present specification. It should be noted that the present invention may be implemented by other different embodiments. Various modifications and changes can be made without departing from the spirit and scope of the invention. In addition, the drawings attached to the present invention are merely illustrative and not intended to be a The following embodiments will further explain the related technical content of the present invention, but the disclosure is not intended to limit the technical scope of the present invention. DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a schematic diagram of a double-sided display device 100 according to an embodiment of the present invention. 2 is a partially exploded perspective view of a double-sided display device 100 in accordance with 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 cover bodies 30 . It is to 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 surface of one display panel 10 and the other display panel 10. Similarly, since the two covers 30 are respectively disposed on both sides of the heat dissipation module 20, FIG. 2 only shows the edges of one cover 30 and the other cover 30. In the embodiment, the heat dissipation module 20 is disposed between the back surfaces of the two display panels 10 , and the two cover bodies 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 frame 21 , at least one heat conduction bracket 23 , and at least one first heat dissipation fan 25 . The main heat conduction frame 21 is connected to the edge of the back surface of the display panel 10. The heat conduction bracket 23 and the first heat dissipation fan 25 are disposed in the main heat frame 21, the heat conduction bracket 23 is connected to the main heat frame 21, and the first heat dissipation fan 25 is disposed in the heat conduction. The bracket 23 is either on the main heat frame 21. In the present embodiment, the main heat frame 21 and the heat conducting bracket 23 are formed of a material having a better heat conducting effect, such as a metal. In addition, since the heat conducting bracket 23 is directly connected to the main heat frame 21, the heat energy generated by the two display panels 10 can be easily conducted from the back surface of the two display panels 10 to the main heat frame 21 through the heat conducting bracket 23, thereby discharging heat energy. In addition, the thermal energy generated by the two display panels 10 can be evenly dispersed between the back surfaces of the two display panels 10 by the driving of the first heat dissipation fan 25, and then transmitted to the main heat frame 21 through the heat conduction bracket 23 to be externally The heat is discharged, which enhances the heat dissipation effect.

In an embodiment, the heat conducting bracket 23 can have at least one heat conducting through hole 231, and cooperate with the first heat dissipating fan 25 disposed on the heat conducting bracket 23 to further assist in the transmission and discharge of thermal energy. For example, in the two first heat dissipating fans 25 on the same heat conducting bracket 23 in FIG. 2, the direction in which the fan decorative sheets rotate is just opposite. Therefore, when the two first cooling fans 25 are in operation, heat energy can pass through. The thermally conductive through holes 231 on the same thermally conductive frame allow thermal energy to form a convective cycle within the leading thermal frame 21, helping to evenly dissipate thermal energy and increase the efficiency of discharging thermal energy out of the leading thermal frame 21.

It should be noted that the number of the heat conducting bracket 23, the first heat radiating fan 25 and the heat conductive through hole 231 and the arrangement of these elements in the embodiment of the present invention are not limited to the manner shown in FIG. 2 . In contrast, any manner in which the thermal energy can be more efficiently discharged from the self-conducting heat-conducting frame 21 is within the scope of the present invention.

The heat conduction module 20 of the embodiment of the present invention may further include at least one second heat dissipation fan 27 disposed outside the main heat frame 21 . More specifically, the heat conduction module 20 can include at least one heat dissipation fin set 28 disposed between the second heat dissipation fan 27 and the main heat frame 21 to accelerate the discharge of the thermal energy independent heat conduction frame 21.

For the sake of aesthetics, the heat-conducting module 20 of the embodiment of the present invention may include at least one shielding cover 29 disposed on the main heat frame 21, for example, on one of the left and right sides or the left and right sides of the main heat frame 21. The second cooling fan 27 and the heat dissipation fin group 28 are shielded. 3 is a schematic view of a shadow cover 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 pieces 293 arranged in parallel.

In the present embodiment, the vent holes 291 are disposed between the decorative sheets 293. Therefore, the thermal energy in the main heat frame 21 is conducted to the main heat frame 21 by the heat conduction bracket 23, or is formed by the first heat dissipation fan 25 and the heat conduction through hole 231 to be sent to the main heat frame. 21, through the operation of the heat dissipation fin group 28 and the second heat dissipation fan 27, accelerate through the ventilation hole 291 and discharge out of the main heat 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 disposed between the main thermal frame 21 and the two cover bodies 30 and located in the heat dissipation module 20 . Below. In an embodiment, the electronic control module 40 can include at least one of a motherboard 41, a hard disk 42, a central processing unit 43, a memory 44, a wireless network card 45, and an infrared receiver 46. The electronic control module 40 is used to control the double-sided display device 100. Therefore, the viewer can directly control the display content of the double-sided display device 100 by external means such as network transmission or infrared transmission.

In addition, the two cover bodies 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. The position of the wireless signal transmission area 33 corresponds to the electronic control module 40. For example, the position of the wireless signal transmission area 33 may correspond to the position of the electronic control module 40. Infrared receiver 46. The display area 31 is transparent, and the wireless signal transmission area 33 is opaque. Therefore, the content presented on the display surface of the display panel 10 can be transmitted to the viewer through the display area 31, and the wireless signal transmission area 33 can cover the infrared receiver 46 of the electronic control module 40 located behind it for viewing. The display content of the double-sided display device 100 can be directly controlled by the infrared transmission method from the outside via the wireless signal transmission area 33.

In an embodiment, the double-sided display device 100 further includes at least one detachable suspension component 50 that can be disposed on a top surface of the main thermal frame 21. For example, the detachable suspension component 50 includes, for example, a plurality of hooks that are detachably disposed on the top surface of the main heat frame 21 to support the weight of the double-sided display device 100 so as to hang the double through the spreader. The surface display device 100 is placed at any position.

According to the above description, the double-sided display device 100 of the embodiment of the present invention includes two display panels 10, which can reduce the overall thickness of the double-sided display device 100 differently from the prior art in which two sets of display modules are attached back to back. With volume, achieve better space utilization. Furthermore, the heat dissipation module 20 is disposed between the display panels 10 in the second embodiment of the present invention, and the thermal energy can be quickly discharged to the double-sided display device 100, thereby effectively solving the problem that the double-sided display device 100 is faulty due to overheating or the life is shortened.

The invention has been described above in terms of the preferred embodiments, and it should be understood by those skilled in the art that the present invention is not intended to limit the scope of the invention. It should be noted that variations and permutations equivalent to those of the embodiments are intended to be included within the scope of the present invention. Therefore, the scope of protection of the present invention is defined by the scope of the patent application.

Claims (10)

A double-sided display device comprising: two display panels; a heat dissipation module disposed between the back surfaces of the display panels, the heat dissipation module comprising: a main heat frame; at least one heat conduction bracket disposed on the main heat frame The heat-conducting bracket is connected to the main heat frame; and at least one first heat-dissipating fan is disposed on the heat-conducting bracket or the main heat frame; and two covers are disposed on the display surface of the display panel. The double-sided display device of claim 1, wherein the thermally conductive support has at least one thermally conductive through hole. The double-sided display device of claim 1, wherein the heat conduction module comprises: at least one second heat dissipation fan disposed outside the main heat frame. The double-sided display device of claim 3, wherein the heat-conducting module comprises: at least one heat-dissipating fin set disposed between the second heat-dissipating fan and the main heat frame. The double-sided display device of claim 4, wherein the heat-conducting module comprises: at least one shielding cover having at least one ventilation hole, the shielding cover being disposed on the main heat frame to shield the second cooling fan from the Heat sink fin set. The double-sided display device of claim 5, wherein the shielding cover comprises a plurality of decorative sheets disposed in parallel, and the ventilation holes are disposed between the decorative sheets. The double-sided display device of claim 1, further comprising: an electronic control module disposed between the main heat frame and the cover. The double-sided display device of claim 7, wherein the electronic control module comprises a motherboard, a hard disk, a central processing unit, a memory, a wireless network card, and an infrared receiver. The double-sided display device of claim 7, wherein each of the covers has a display area and at least one wireless signal transmission area, and 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. The double-sided display device of claim 1, further comprising: at least one detachable suspension member disposed on a top surface of the main heat frame.