Display device

A display device includes a display frame and a display module. The display frame includes multiple side frame pieces, multiple corner frame pieces and a back cover. Each side frame piece has a predetermined length. The multiple corner frame pieces are connected to the multiple side frame pieces, for forming an accommodating space surrounded by the multiple side frame pieces and the multiple corner frame pieces. The back cover is assembled with a side of the multiple side frame pieces and a side of the multiple corner frame pieces, and covers the accommodating space. The display module is disposed inside the accommodating space of the display frame.

CROSS-REFERENCE TO RELATED APPLICATIONS

This non-provisional application claims priority under 35 U.S.C. §119(a) on Patent Application No(s). 103222595 filed in Taiwan, R.O.C. on Dec. 19, 2014, the entire contents of which are hereby incorporated by reference.

BACKGROUND

Technical Field

The disclosure relates to a display device. More particularly, the disclosure relates to a display device with a modularized display frame.

Background

With the development of photovoltaic technology and semiconductor manufacturing technology, plane display devices have been widely used for users. In recent years, cathode ray tube (CRT) display devices are replaced by liquid crystal display (LCD) devices since the LCD devices are small in sizes and light in weights. Additionally, the LCD devices can be operated in low voltages without radiation scattering. Generally speaking, display components, such as display panel and backlight modules, are enclosed by front frames and rear frames of the LCD devices.

SUMMARY

One aspect of the disclosure provides a display device which includes a display frame and a display module. The display frame includes a plurality of side frame pieces, a plurality of corner frame pieces and a back cover. Each side frame piece has a predetermined length. The plurality of corner frame pieces are connected to the plurality of side frame pieces, for forming an accommodating space surrounded by the plurality of side frame pieces and the plurality of corner frame pieces. The back cover is assembled with a side of the plurality of side frame pieces and a side of the plurality of corner frame pieces, and covers the accommodating space. The display module is disposed inside the accommodating space of the display frame.

Another aspect of the disclosure provides a display frame which includes a plurality of side frame pieces, a plurality of corner frame pieces and a back cover. Each side frame piece has a predetermined length. The plurality of corner frame pieces are connected to the plurality of side frame pieces, for forming an accommodating space surrounded by the plurality of side frame pieces and the plurality of corner frame pieces. The back cover is assembled with a side of the plurality of side frame pieces and a side of the plurality of corner frame pieces, and covers the accommodating space.

DETAILED DESCRIPTION

Please refer toFIG. 1AthroughFIG. 3.FIG. 1Ais a rear perspective view of a display device according to a first embodiment of the disclosure.FIG. 1Bis a rear view of the display device inFIG. 1A.FIG. 2is a partially exploded view of the display device inFIG. 1A.FIG. 3is a partially perspective view of the display device inFIG. 2when a display module is assembled with a display frame. In this embodiment, the display device10includes a display frame100, a display module200and a light transmissive layer300.

Please refer toFIG. 4throughFIG. 6.FIG. 4andFIG. 5are partially exploded views of the display frame inFIG. 2.FIG. 6is an exploded view of the back cover inFIG. 2. The display frame100includes a plurality of corner frame pieces110, a plurality of side frame pieces120, a back cover130, two first fixed support strips151, two second fixed support strips152, a bearing plate140, a plurality of assembly support strips161, two limiting plates162and a slidable assembly block170.

Each corner frame piece110is an L-shaped frame piece, for being connected to the two side frame pieces120. Additionally, each corner frame piece110has a front surface111, a rear surface112, a side surface113, a first assembly surface114and a second assembly surface115. The rear surface112is opposite to the front surface111. The side surface113is connected to and located between the front surface111and the rear surface112. The first assembly surface114, the second assembly surface115and the front surface111face toward the back cover130. The second assembly surface115is closer to the front surface111than the first assembly surface114.

The corner frame pieces110are connected to the side frame pieces120, for forming an accommodating space105surrounded by the corner frame pieces110and the side frame pieces120. Specifically, each side frame piece120is in the form of an analuminum extrusion. The accommodating space105is formed by sequentially connecting the corner frame piece110, the side frame piece120, the corner frame piece110, the side frame piece120and so on. However, in other embodiments, for example, the accommodating space105is formed by sequentially connecting the corner frame piece110, the side frame piece120, the side frame piece120, the corner frame piece110, the side frame piece120, the side frame piece120and so on.

Each of the side frame pieces120located at a top side, a left side and a right side of the display frame100has a front surface121, a rear surface122, a side surface123, a first assembly surface124, a second assembly surface125and a third assembly surface126. The rear surface122is opposite to the front surface121. The side surface123is connected to and located between the front surface121and the rear surface122. The first assembly surface124, the second assembly surface125, the third assembly surface126and the front surface121face toward the back cover130. The second assembly surface125is closer to the front surface121than the first assembly surface124, and the third assembly surface126is closer to the front surface121than the second assembly surface125.

The back cover130includes a first back cover131, a second back cover132and a third back cover133. The first back cover131, the second back cover132and the third back cover133are assembled with the corner frame pieces110and the side frame pieces120. The first back cover131has two sides which are opposite to each other, and the third back cover133and the second back cover132are located at the two sides of the first back cover131, respectively. Specifically, the first back cover131covers a part of the accommodating space105and is assembled with the first assembly surface114of the corner frame pieces110and the first assembly surface124of the side frame pieces120by screws. The second back cover132has a plurality of vents132aand is assembled with the corner frame pieces110and the side frame pieces120which are located at a top side of the display frame100. The third back cover133has a through hole133aand is assembled with the corner frame pieces110and the side frame pieces120which are located at a bottom side of the display frame100

The two first fixed support strips151are combined with the second assembly surfaces115of the side frame pieces120and the second assembly surfaces125of the corner frame pieces110at two corners of the display frame100, respectively. The two second fixed support strip152are combined with the second assembly surfaces115of the side frame pieces120and the second assembly surfaces125of the corner frame pieces110at other two corners of the display frame100, respectively. Specifically, each first fixed support strip151is a L-shaped strip and assembled with the second assembly surface115of one of the corner frame pieces110and the second assembly surfaces125of two of the side frame pieces120by screws, for enhancing the structural strength of the display frame100. Each second fixed support strip152is a straight strip and assembled with the second assembly surface115of one of the corner frame pieces110and the second assembly surfaces125of two of the side frame pieces120by screws, for enhancing the structural strength of the display frame100. Without the second fixed support strip152, for example, the corner frame pieces110is directly assembled with the side frame pieces120by screws. In this embodiment, both the quantities of the first fixed support strips151and the second fixed support strips152are two. However, in other embodiments, for example, both the quantities of the first fixed support strips151and the second fixed support strips152are four in order to enhance the structural strength of the display frame100.

Please refer toFIG. 2andFIG. 3again, the bearing plate140has two sides which are opposite to each other, and the two sides of the bearing plate140are assembled with two side frame pieces120which are located at two sides of the display frame100. The assembly support strips161are sorted into two groups. The two groups of the assembly support strips161are assembled with the third assembly surfaces126of the two side frame pieces120which are located at two sides of the display frame100and opposite to each other, respectively.

The display module200includes a display panel210and a fixed bezel220. The fixed bezel220is surrounded by and fixed to the display panel210. The fixed bezel220has two sides which are opposite to each other, and the two third assembly surfaces126of the two assembly support strips161are fixed to the two sides of the fixed bezel220, such that the display module200is disposed inside the accommodating space105. Moreover, the bearing plate140disposed inside the accommodating space105is for supporting the display module200, such that the display module200is fixed to the display frame100steadily.

Furthermore, each assembly support strip161further has a limited protrusion161a, for being pressed against a side of the fixed bezel220which is away from the bearing plate140. Accordingly, the fixed bezel220of the display module200is interposed between the limited protrusion161aand the bearing plate140.

The limiting plate162is combined with the third assembly surface126of the side frame piece120which is located between the two assembly support strips161, for being pressed against a side of the fixed bezel220where is away from the display frame100. Accordingly, the display module200is fixed to the display frame100steadily.

The slidable assembly block170is slidably disposed inside sliding grooves116formed on the corner frame pieces110and the side frame pieces120. The slidable assembly block170, for example, has a screw, for being assembled with external expansion device30.

Additionally, as shown inFIG. 6, in this embodiment, only if one of the corner frame pieces110is removed, the slidable assembly block170is able to be pulled out from or put into the sliding groove116.

The light transmissive layer300, for example, is made of glass. The light transmissive layer300is disposed on the front surfaces111of the corner frame pieces110and the front surfaces121of the side frame piece120, for accommodating the display module200inside the accommodating space105and preventing dust from entering the accommodating space105.

In this embodiment, the display frame100is not a one-piece frame, which means the display frame100is formed by the corner frame pieces110and the side frame pieces120. That is, when the size of the display device10is changed, the manufacturer is able to cut the side frame pieces120according to a predetermined length, and assemble the side frame pieces120with the corner frame pieces110to form the display frame which matching with the size of the display module200. Namely, when the size of display module200is 17 inches, the manufacturer cuts the side frame pieces120according to a predetermined length of the 17-inch display module, and then assemble the side frame pieces120with the corner frame pieces110to form the display frame100which matching with the size of the 17-inch display module. Thus, the manufacturer does not need to replace the display panel210and prepare a new mold for the display frame100when the size of the display device10is changed. The manufacture is able to cut the side frame pieces120according to the predetermined length of a display module and assemble the side frame pieces120with the corner frame pieces110to form the display frame which matching with the size of the display module200.

Specifically, please refer toFIG. 7, which is a rear view of a display device according to a second embodiment of the disclosure from a back viewpoint. In this embodiment, a length of each side frame piece120′ is greater than a length of each side frame piece120inFIG. 1. Accordingly, a size of a display frame100′ formed by each side frame piece120′ and each corner frame pieces110is greater than a size of the display frame100in the first embodiment. However, a size of the back cover130does not meet the size of the display frame100′. Thus, the back cover130further includes a connecting cover134, for being assembled with the each corner frame pieces110and each side frame piece120′. Moreover, the first back cover131, the second back cover132and the third back cover133is assembled with the connecting cover134. Hence, the back cover130is able to meet the size of the display frame100′ due to the disposition of the connecting cover134.

Please refer toFIG. 8, which is a partially perspective view of the display device inFIG. 1when the display device is suspended. In this embodiment, the display device10is suspended on a wall or a ceiling via a connection of the slidable assembly block170and a suspension component20. Specifically, the suspension component20includes two assembly pieces22and two wires32. The two assembly piece22are combined with the two slidable assembly block170which are located at the top side of the two slidable assembly blocks170. An end of each wire32is combined with each assembly piece22, and the other end of each wire32is hung on the wall or the ceiling. The two slidable assembly blocks170are moved to predetermined positions. Finally, as shown inFIG. 8, the display device10is suspended. As above mentioned, the positions of the slidable assembly blocks170is able to be adjusted and the slidable assembly blocks170is provided for allowing the display device10to be suspended on the wall without drilling a hole through the display device10.

Please refer toFIG. 9, which is a partially perspective view of the display device inFIG. 1which is assembled with an external expansion device. In this embodiment, an external expansion device30is assembled with the display device10by the slidable assembly blocks170. The external expansion device30, for example, is a dynamic sensing device, a photographic apparatus or a card reader. Additionally, the sliding groove116is able to be utilized for cable management. In other words, the wire32connected to the external expansion device30is disposed inside the sliding grooves116of the corner frame pieces110and the sliding grooves127of the side frame piece120, for enhancing the aesthetic appearance of the display device10.

Please refer toFIG. 10andFIG. 11.FIG. 10is a rear view of the plurality of display devices inFIG. 1which are connected to one another via a connecting plate.FIG. 11is a partially exploded view of the display devices inFIG. 10A. In this embodiment, each display device10is assembled with the slidable assembly blocks170of other display devices10by a plurality of connecting plates40, such that the display devices10are arranged in an array to form a display wall.

Please refer toFIG. 12, which is a partially rear view of a display device according to a third embodiment of the disclosure. A width of the sliding groove116at the corner of the display device10is widened for forming an assembly space117. Thus, the slidable assembly block170is able to be removed from the sliding groove116or disposed inside the sliding groove116via the assembly space117without detaching the display frame100. Thus, the slidable assembly block170and the sliding groove116are able to be attached to or detached from each other efficiently.

Please refer toFIG. 13, which is a partially rear perspective view of a display device according to a fourth embodiment of the disclosure. In the first embodiment shown inFIG. 5, the sliding grooves116are formed on the rear surfaces112of the corner frame pieces110and the side frame pieces120. However, in other embodiments, as shown inFIG. 13, the sliding grooves116′ of the display device10′ are formed on the side surfaces113of the corner frame pieces110and the side frame pieces120.

Please refer toFIG. 14, which is a partially rear perspective view of a display device according to a fifth embodiment of the disclosure. Since this embodiment is similar to the first embodiment inFIG. 1, only the difference between this embodiment and the first embodiment will be described as follows.

In this embodiment, at least one side frame piece120″ further has a fastening slot128communicating with the sliding groove127. Accordingly, the slidable assembly block170is disposed inside the sliding groove127from the fastening slot128. Furthermore, the display frame100″ further includes a fastening block180and a fixing component190. The fastening block180is detachably disposed inside the fastening slot128. The fixing component190is fixed to the side frame piece120″ by penetrating through the fastening block180.

The assembly process of the slidable assembly block170will be described as follows. Please refer toFIG. 15throughFIG. 17, which are partially rear perspective views of the display device inFIG. 14when a slidable assembly block is slidably disposed inside a sliding groove.

As shown inFIG. 15, first, the fastening block180is removed and the fastening slot128exposes to the outside of the display device10. Then, the slidable assembly block170is disposed inside the sliding groove127along a direction indicated by an arrow a from the fastening slot128.

Then, as shown inFIG. 16, the slidable assembly block170is moved away from the fastening slot128along a direction indicated by an arrow b. This prevents the slidable assembly block170from being separated from the sliding groove127via the fastening slot128.

Then, as shown inFIG. 17, the fastening block180is put into the fastening slot128along a direction indicated by an arrow c, for preventing the slidable assembly block170from being separated from the sliding groove127via the fastening slot128. Then, the fixing component190is fixed to the side frame piece120″ by penetrating through the fastening block180.

According to the assembly process of the slidable assembly block170, the fastening slot128is able to be utilized for simplifying the assembly process of the slidable assembly block170. Compared with the first embodiment inFIG. 6, in this embodiment, the corner frame pieces110do not need to be removed when assembling the slidable assembly block170.

According to the display frame and the display device of this disclosure, since the corner frame pieces and the side frame pieces are modularized for forming the display frame, the side frame pieces with different predetermined lengths is able to be assembled with the corner frame pieces for forming the display frames with different sizes. Thus, the manufacturer does not need to prepare a new mold for the display frames with different sizes when the sizes of the front frames and the rear frames are changed. It saves time and cost in manufacturing the display frames.

Additionally, due to the disposition of the slidable assembly block, external expansion devices are able to be assembled with the display device. Furthermore, since the slidable assembly block is slidable, the position of the external expansion device can be adjusted, for improving the assembly efficiency of the external expansion device and the display device.

The disclosure will become more fully understood from the said embodiment for illustration only and thus does not limit the disclosure. Any modifications within the spirit and category of the disclosure fall in the scope of the disclosure.