WO2013094054A1

WO2013094054A1 - Display device

Info

Publication number: WO2013094054A1
Application number: PCT/JP2011/079811
Authority: WO
Inventors: 奥村　剛史; 晃鶴崎
Original assignee: 三洋電機株式会社
Priority date: 2011-12-22
Filing date: 2011-12-22
Publication date: 2013-06-27

Abstract

[Problem] To provide a display device capable of completing an electrical connection simply by plugging an external apparatus thereinto. [Solution] The present invention is a display device which comprises a display panel (11) and a casing (20) in which the display panel is housed so as to be viewable, and to which an external apparatus (60), for which one or a plurality of receptacles (65, 67) are deployed, can be connected. In the interior of the casing, the invention has a connection unit (30) to which the external apparatus can be connected, wherein the connection unit comprises: an insertion opening (31) which is open toward the casing and into which the external apparatus can be plugged; a plug-in space (32) which is in communication with the insertion opening and into which the external apparatus is plugged; one or a plurality of plugs (35, 37) which are provided upon an end face (34) facing the insertion opening of the plug-in space and which can be electrically connected to the receptacle of the external apparatus; and guide members (40) which are formed upon an inner side surface of the plug-in space so as to guide the external apparatus which is plugged from the insertion opening thereinto.

Description

Display device

The present invention relates to a display device that can display data such as video and images by connecting an external device, and more specifically, a display device that can complete an electrical connection simply by inserting the external device. It is about.

Output data such as audio and video from an external device with built-in memory, hard disk drive (HDD), etc. to a display device such as a liquid crystal television, or via the LAN (Local Area Network) from the Internet via the external device Thus, a system that captures various data and outputs it to a display device has been proposed.

As this type of external equipment, there are HDD devices and Apple TV (registered trademark).

In order to connect an external device to the display device, there has been proposed a display device that includes a tray that can be projected and retracted from the display device and that extends wiring for connection to the external device in the tray (for example, Patent Document 1). reference). This display device is used by pulling out the tray, connecting the wiring to an external device, placing the external device on the tray, and then storing the tray in the display device.

JP 2002-238008 A

However, a mechanism for allowing the tray to appear and disappear from the display device is required, and a space for storing the tray is required for the display device. For this reason, it is difficult to install the display device to be thinned.
Further, in order to connect an external device to the display device, it is necessary to connect wiring to the external device one by one.

An object of the present invention is to provide a display device that can complete an electrical connection simply by inserting an external device.

A display device according to the present invention includes:
A display panel;
A casing that accommodates the display panel so as to be visible;
With
A display device to which an external device provided with one or more receptacles can be connected,
It has a connection unit that can connect the external device inside the casing,
The connection unit is
An opening that opens toward the casing and allows insertion of an external device;
An insertion space that communicates with the insertion port and into which the external device is inserted;
One or a plurality of plugs provided on an end surface of the insertion space facing the insertion port and electrically connectable to a receptacle of the external device;
A guide member that is formed on an inner surface of the insertion space and guides an external device inserted from the insertion port;
With

According to the display device of the present invention, the receptacle of the external device can be electrically connected to the plug simply by inserting the external device through the insertion port.

FIG. 1 is a perspective view of a display device according to an embodiment of the present invention as viewed obliquely from the front. FIG. 2 is a rear view of the display device according to the embodiment of the present invention. FIG. 3 is a bottom view of the display device according to the embodiment of the present invention. FIG. 4 is a rear view showing a state in which the back cover is removed from the display device according to the embodiment of the present invention. FIG. 5 is an enlarged front view of the connection unit in a state where the lid is pushed up. FIG. 6 is a cross-sectional view of the connection unit along the line α-α in FIG. 5, and shows a state in which an external device is being inserted. FIG. 7 is a cross-sectional view of the connection unit taken along line β-β in FIG. 5, and shows a state in which an external device is being inserted. FIG. 8 is a cross-sectional view of the connection unit along the line α-α in FIG. 5, and shows a state where an external device is connected. FIG. 9 is a cross-sectional view of the connection unit along the line β-β in FIG. 5, showing a state in which an external device is connected. FIG. 10 is a perspective view of the external device as viewed obliquely from the rear.

The present invention relates to a display device (10) that can be viewed by simply inserting an external device (60) capable of storing data such as audio and video or outputting such data via a LAN or the like.

Examples of the display device (10) to which the present invention is applied include a device having a display panel (11) such as a digital liquid crystal television as shown in FIG. Note that the device is not limited to the liquid crystal television as long as the device includes the display panel (11).

Further, examples of the external device (60) to which the present invention can be applied include devices having a built-in memory and HDD, devices that can use a wired LAN, a wireless LAN, and other communication networks. Examples of such devices that can output data such as audio and video stored in the above, and data such as audio and video that are downloaded or streamed using a communication network.
Examples of such devices include Apple TV (registered trademark), HDD devices, PDA (Personal Digital Assistant), and electronic devices such as smartphones.

As shown in FIG. 10, the external device (60) is provided with receptacles (65) and (67) for external connection on the rear surface (61) of the casing. As the receptacle, FIG. 10 illustrates a power connection terminal (65) and an HDMI (High-Definition Multimedia Interface) terminal (67) for outputting data to the display device (10), but the receptacle is a LAN. Examples include a terminal, a USB terminal, a video input / output terminal, and other terminals for outputting audio, video, images, and the like. The number is not limited to two, and can be one or three or more. Of course, these receptacles can include terminals for inputting data from the outside. The illustrated receptacles (65) and (67) are female terminals, but may be male terminals, a combination of female terminals and male terminals, or the like.

Hereinafter, Apple Inc. as an external device (60). An example of Apple TV (registered trademark) on the market is shown, but the external device (60) of the present invention is not limited to this.

As shown in FIG. 1, the display device (10) can be configured by surrounding a display panel (11) such as a liquid crystal panel with a casing (20) so as to be visible from the front.

The casing (20) is a combination of a front casing (22) having a frame (21) on which the display panel (11) can be seen and a rear casing (26) covering the back side of the display panel (11). Can be formed.

The casing (20) is formed with an insertion port (31) for a connection unit (30) to be described later into which an external device (60) can be inserted.
As a specific embodiment, as shown in FIG. 1, the insertion port (31) can be formed to open to the front casing (22), and more specifically, can be formed below the display panel (11). it can.

The back side of the display device (10) is covered with a rear casing (26) fitted with the front casing (22) as shown in FIGS. A cover (28) having various input / output terminal groups (15) is attached to the rear casing (26) shown in FIG.

Also, on the lower surface of the casing (20), as shown in FIGS. 1 to 3, stands (80) and (80) that allow the display device (10) to stand independently are detachably provided.

FIG. 4 shows a state in which the rear casing and the cover are removed and the display device (10) is viewed from the back side. As shown in the figure, a display panel (11) is accommodated in the front casing (22), and on the lower side, speakers (13) and (13) for audio output are arranged on the left and right, A connection unit (30) for connecting an external device between the speakers (13) (13) is provided.

Although not shown in FIG. 4, a control board and a power circuit for performing various controls and power supply of the display device 10 are attached to the back surface of the display panel 11.

The display device (10) is provided with a connection unit (30) that can be electrically connected by simply inserting the external device (60).
As shown in FIGS. 1 to 4, the connection unit (30) is preferably provided at a substantially lower center of the display panel (11). By providing the connection unit (30) at this position, the user can easily insert and remove the external device (60) from the front. Moreover, even if the external device (60) can be operated by infrared rays or the like, it can be remotely operated from the front by these. Further, there is an advantage that the space between the speakers (13) and (13) can be effectively used.

The connection unit (30) can be composed of a box-shaped unit with one end opened, and is accommodated in the display device (10). The connection unit (30) has an insertion port (31) into which the external device (60) can be inserted in the connection unit (30), and the insertion port (31) is a casing (20), preferably the front casing (22). It opens from the front.

The insertion port (31) is formed slightly larger than the dimension of the external device (60) in the insertion direction in order to facilitate the insertion of the external device (60). Specifically, it is desirable that the external device 60 is formed to be about 3 to 5 mm larger than the width and height.

The connection unit (30) has an insertion space (32) for the external device (60) inward from the insertion port (31), as shown in FIGS. The insertion space (32) is formed in accordance with the shape of the external device (60).

8 and 9, the insertion space (32) is the length in the insertion direction from the insertion port (31) to the end surface (61) of the external device (60) with the external device (60) inserted most. The length L is shorter than the total length L ′ in the insertion direction of the external device (60). More specifically, it is desirable that the length is approximately half of the length of the external device (60) in the insertion direction. Thereby, in a state where the external device (60) is inserted into the insertion space (32), a part of the external device (60) is exposed to the outside from the insertion port (31). Therefore, when removing the external device (60) from the connection unit (30), the external device (60) can be grasped and pulled out, so that there is an advantage that a mechanism for taking out the external device (60) can be omitted.

The insertion space (32) is electrically connected to the receptacles (65) and (67) of the external device (60) as shown in FIGS. 3 to 9 at the end face (34) facing the insertion port (31). Possible plugs (35), (37) are provided. More specifically, the plug (35) is a power supply terminal, and the plug (37) is an HDMI terminal. The plugs (35) and (37) project from the end face (34), and the wires (38) and (38) connected to the plugs (35) and (37) are connected to the control board and the rear panel of the display panel (11). Connected to a power supply circuit or the like.

When multiple plugs (35) and (37) are provided, it is desirable that the plugs be arranged so that the protruding height from the end face (34) is different. Specifically, as shown in FIG. 7, the protruding height L1 of the power supply plug (35) is made larger than the protruding height L2 of the HDMI plug (37). As a result, when the external device (60) is inserted, the plug (35) is first positioned in contact with the receptacle (65) .In this state, the external device (60) is further inserted into the plug (37). Since the receptacle (67) abuts, these electrical connections can be made smoothly.

Also, it is desirable that the plug (35) that protrudes the largest from the end face (34) has a resin coating on the peripheral surface of the tip. Thereby, even if the position of the receptacle (65) and the plug (35) is shifted when the external device (60) is inserted, the external device (60) and the plug (35) can be prevented from being damaged. Furthermore, even if the insertion direction of the external device (60) is wrong, the resin-coated part of the most projecting plug (35) will come into contact with the external device (60), causing damage to the external device (60) and plug (35). Can be prevented.

As shown in FIGS. 5 to 9, a guide member (40) is provided on the inner surface of the insertion space (32) of the connection unit (30) from the insertion port (31) toward the end surface (34). . The guide member (40) corrects the inclination of the external device (60) when the external device (60) is inserted from the insertion port (31), and smoothly plugs (35) (37) and the receptacle (65) ( 67) is a member for guiding the external device (60) so that it can be positioned and electrically connected.

It is desirable that the guide member (40) protrudes in a tapered shape from the inner surface of the insertion space (32) slightly away from the insertion port (31) to narrow the insertion space (32). In the illustrated embodiment, the guide member (40) is provided on the upper, lower, left and right sides of the inner surface of the insertion space (32). The combination of these can be illustrated. Further, the guide member (40) may be a single row or a plurality of rows of protrusions.

In the guide member (40), the clearance with respect to the width and / or height in the insertion direction of the external device (60) is reduced from the substantially middle between the insertion port (31) and the end surface (34) to the end surface (34) side. To form. Specifically, these clearances are desirably smaller than 3 mm with respect to the width and / or height of the external device (60).

By providing the guide member (40) as described above, the insertion port (31) can be formed larger than the external device (60), and the external device (60) can be easily inserted, while being inserted. Thus, the external device (60) follows the guide member (40), so that the inclination of the external device (60) is corrected and the plug (35) (37) and the receptacle (65) (67) are securely connected. be able to. In addition, after the insertion is completed, there is an advantage that wobbling of the external device (60) can be prevented.

In addition, it is desirable to provide a lid (51) at the insertion port (31) in order to prevent dust and the like from entering from the insertion port (31). As shown in FIG. 6, the lid (51) can be exemplified by a rectangular plate that is pivotally supported at the upper end of the insertion slot (31) and can be opened inward toward the insertion space (32). . The lid (31) can be spring-biased in a direction to close the insertion slot (31).
Further, as shown in FIGS. 6 and 7, a projecting piece (53) is formed substantially at the center of the lower end so that the lid (51) does not rotate forward relative to the front casing (22). 32) on the inner and lower surfaces of the insertion port (31) side, the dent (39) through which the projecting piece (53) can pass and the projecting piece (53) It is desirable to form a contact (39a) in contact with.

In the display device (10) having the connection unit (30) configured as described above, in order to connect the external device (60) shown in FIG. 10, the external device (60) connects the receptacles (65) and (67) to the display device. It is only necessary to insert the external device (60) into the insertion slot (31) while facing the (10) side.

More specifically, when the external device (60) is inserted into the insertion slot (31) as indicated by an arrow P in FIGS. 6 and 7, first, the external device (60) is a lid of the insertion slot (31). Upon hitting (51), the lid (51) swings inward (arrow A) to open the insertion port (31). Since the insertion port (31) is formed larger than the width and height of the external device (60), it is easy to insert the external device (60). Further, the external device (60) may be inserted obliquely to some extent as indicated by a line B in FIGS.

When the external device (60) is inserted, the external device (60) is guided by the guide member (40), and as shown by the line C in FIG. 6 and FIG. The direction is substantially horizontal with respect to the insertion space (32) and substantially perpendicular to the end face (34).

When the external device (60) is further inserted, first, the end surface (61) of the external device (60) reaches a position where it contacts the most projecting plug (35) as shown by a line D in FIGS. If the external device (60) is further inserted in the direction of the arrow P, the plug (35) enters the receptacle (65) of the external device (60), and the positioning of the other plug and the receptacle can be performed more accurately. it can.

When the external device (60) is further inserted from this state, the insertion of the external device (60) into the connection unit (30) is completed as shown by the line E in FIGS. 8 and 9, and the plug (35) and the receptacle ( 65) is electrically connected, and the other plug (37) and the receptacle (67) are also electrically connected.

The connection unit (30) is formed so that a part of the external device (60) is exposed outside the insertion port (31) in a state where the external device (60) is inserted. The external device (60) can be connected while holding the external device (60).

In the above, even if the external device (60) is inserted in the reverse direction, the external device (60) contacts the resin portion of the most protruding plug (35), so the external device (60) or plug (35 ) (37) can be prevented from being damaged.

When the connection between the external device (60) and the connection unit (30) is completed, various images, sounds, images, etc. desired by the user can be viewed through the display panel (11) and speakers (13) (13). .

Since the clearance between the guide member (40) and the external device (60) is small, the wobble of the external device (60) can be suppressed with the external device (60) inserted, and the plug (35) (37) and the receptacle (65) Connection with (67) is not loosened.

In order to remove the external device (60), it is only necessary to grasp and pull the portion exposed to the outside from the insertion port (31) of the external device (60). As a result, the receptacles (65) and (67) are removed from the plugs (35) and (37), the electrical connection is released, and the external device (60) is pulled out from the connection unit (30).
When the external device (60) is completely pulled out from the connection unit (30), the lid (51) closes the insertion port (31) by the bias of the spring, and the entry of dust and the like from the outside is prevented.

As described above, according to the present invention, simply inserting the external device (60) into the insertion port (31) of the connection unit (30) provided in the display device (10), the display device (10) and the external device ( 60) can be completed, and the external device (60) can be removed from the display device (10) simply by grasping and pulling out the external device (60). The operation can be very simple.

The present invention is useful as a display device that can complete electrical connection simply by inserting an external device.

(10) Display device
(20) Casing
(22) Front casing
(30) Connection unit
(31) Insertion slot
(32) Plug-in space
(35) Plug
(37) Plug
(40) Guide member
(60) External equipment
(65) Receptacle
(67) Receptacle

Claims

A display panel;
A casing that accommodates the display panel so as to be visible;
With
A display device to which an external device provided with one or more receptacles can be connected,
It has a connection unit that can connect the external device inside the casing,
The connection unit is
An opening that opens toward the casing and allows insertion of an external device;
An insertion space that communicates with the insertion port and into which the external device is inserted;
One or a plurality of plugs provided on an end surface of the insertion space facing the insertion port and electrically connectable to a receptacle of the external device;
A guide member that is formed on an inner surface of the insertion space and guides an external device inserted from the insertion port;
A display device comprising:
The insertion space is formed so that a length into which the external device is inserted is shorter than a total length of the external device in the insertion direction, and when the external device is inserted, a part of the external device is inserted. The display device according to claim 1 exposed to the outside from the mouth.
3. The display device according to claim 1, wherein a plurality of the plugs are provided, and a tip of the plug having the highest protrusion height from the end face of the insertion space is coated with a resin.
The guide member is formed so that an end surface side of the insertion space is narrower than the insertion port, and is in close contact with a peripheral surface of an external device in the vicinity of the end surface of the insertion space. The display device according to claim 3.
The display device according to any one of claims 1 to 4, wherein the insertion opening is formed below the display panel.