JP2503908Y2 - Display device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Outline] The present invention is a display device in which an outer peripheral frame is formed along a peripheral edge of a display screen, a sign portion is formed on the outer peripheral frame, and a sign window is formed on a front plate. Then, the position of the display screen and the front plate can be adjusted by the sign portion and the sign window, and the image display range can be adjusted by the display pattern indicating the reference position of the image and the cut window.

[Industrial applications]

This invention is a liquid crystal display LCD (Liquid Crystal Display) CRT
(Cathode Ray Tube) and other display devices.

In particular, the present invention refers to the mounting structure of the LCD and the front plate, which is a decorative plate.

[Conventional technology]

FIG. 6 is a front view showing a conventional display device. The configuration of this figure will be described below. Throughout the drawings, the same components are denoted by the same reference numerals or symbols. In the figure, the display device 10 comprises a liquid crystal display LCD 6 and a front plate 7. Figure 7 shows LC in Figure 6.
It is a figure explaining D. In this figure, LCD6 is display screen 4
And the glass part 5. The display screen 4 is a liquid crystal composed of organic molecules, and is a portion for displaying an image by controlling the passage of light depending on the presence or absence of applied voltage by X and Y electrodes (not shown) to generate a bright and dark state. The display screen 4 is manufactured to have a predetermined size. The glass part 5 is made of glass provided outside the display screen 4. The LCD 6 including the display screen 4 and the glass portion 5 is manufactured to have a predetermined size. In FIG. 6, the front plate 7 is made of resin or metal plate and has a role as a decorative plate of the LCD 6, and the front plate 7 has an LC inside.
A D window 8 and a fixing portion 9 for fixing the LCD 6 are provided on the back side thereof. The outer peripheral shape of the front plate 7 is not directly related to the present invention, and changes depending on the size of the LCD 6 and the use of the display device 10. The size of the LCD window 8 is manufactured according to the size of the LCD 6. The fixing portion 9 is manufactured by resin molding and sheet metal as a part of the front plate 7 so as to fit the corner of the glass portion 5. FIG. 8 is a sectional view taken along line BB in FIG. Sixth
Together with the figure, the state in which the LCD mounted on the front plate 7 is displaced is shown. In the example shown in FIG. 8, the front plate 7 prevents the viewer from feeling uncomfortable by covering the boundary between the display screen 4 and the glass portion 5 of the LCD 6 which is exposed at the upper part. The display screen 4 is made as wide as possible.

[Problems to be solved by the device]

However, although the LCD 6 is manufactured with high accuracy, the front plate 7 is manufactured by resin molding, sheet metal or the like, so that the manufacturing tolerance of the fixing portion 9 becomes large. When the manufacturing tolerance of the fixed part 9 becomes large, as shown in FIG.
The positional accuracy of the fixed portion 9 on the front plate 7 becomes poor, and when the LCD 6 is mounted on the front plate 9, the LCD 6 shifts vertically and horizontally. When the LCD 6 is displaced as described above, there is a problem in that the peripheral portion of the screen becomes invisible or a portion where an image is not visible becomes visible, and the significance of providing the front plate 7 is lost. As the display screen 4 becomes larger, the positional deviation of the LCD 6 becomes larger, and even if the angle of the glass portion 9 is adjusted to correct the positional deviation of the LCD 6, it is difficult to obtain the positional deviation, and the manufacturing process is difficult. There was a mounting problem that it was complicated. Further, there has been a problem that the cost of the front plate is high if an attempt is made to improve the positional accuracy of the fixing portion 9 on the front plate 7.

Therefore, in view of the above problems, it is an object of the present invention to provide a display device capable of easily adjusting the displacement of the LCD.

[Means for solving the problem]

FIG. 1 is a diagram showing the principle configuration of the present invention. According to the present invention, in order to solve the above problems, in a display device including a display screen and a front plate covering the outer periphery of the display screen, an outer peripheral frame is formed along the peripheral edge of the display screen, and the outer peripheral frame is formed. An image serving as a reference line on the display screen by forming first marker frames at predetermined positions on the upper, lower, left and right sides of the display plate, and forming second marker windows at positions on the front plate corresponding to the first marker frames. The display pattern is displayed, and the position of the image is electrically adjusted so that the display pattern is superposed on the second sign window so that the front plate, the display screen and the image can be aligned with each other. did.

[Action]

In FIG. 1, since the mark windows 2 and 2'formed on the display screen 4 and the front plate 7 can be aligned with each other, the position of the display screen 4 is deviated to make it difficult to see. Disappears. Along with this, the front plate 7
Since the positional deviation amount between the fixed portion and the glass portion in the peripheral portion of the display screen 4 becomes clear, even if the positional accuracy of the fixed portion varies, the adjustment of the glass portion allows the display screen 4 and The position with the front plate 7 can be easily fixed.

〔Example〕

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 2 is a view for explaining the outer peripheral frame of the LCD which is one embodiment according to the present invention. In this figure, different components from FIG. 7 are an outer peripheral frame 1 and a marker window 2. Outer frame 1
Are formed along the periphery of the display screen 4. Its outer frame 1
Is formed so that, for example, when the screen of the display screen 4 is 4 inches, the surface obtained by adding the outer peripheral frame 1 to the display screen 4 is 4.2 inches. The display screen 4 has a screen so that a part of the outer peripheral frame 1 can be seen when a front plate 7 described later is attached.
It is made smaller than the surface of the LCD window 8. This peripheral frame is painted black by, for example, paint. The outer peripheral frame 1 may display a black image when the power is turned on. The sign window 2 is a window in which cuts are made in the upper, lower, left and right sides of the outer peripheral frame 1.

FIG. 3 is a view for explaining a front plate which is an embodiment according to the present invention. In this figure, a component different from the front plate of FIG. 6 is a sign window 2 '. The sign window 2'is an LC on the front plate 7.
It is formed on the periphery of the D window 8 and is formed at the same position in the vertical and horizontal directions as the marker window 2 provided on the outer peripheral frame 1 of the LCD.
In addition, according to the dimensions of the surface including the outer peripheral frame 1, the LCD window 8
Make sure that the face is, for example, 4.1 inches.

 Next, the function of the configuration of the present invention will be described.

FIG. 4 is a diagram showing the position adjustment of the display screen of the LCD according to the embodiment of the present invention. In this figure, the front plate 7
When attaching the LCD 6, the black-painted part of the outer peripheral frame 1 can be seen from the front. First, for example, the left and right marking windows 2 of the outer peripheral frame 1 are aligned with the marking windows 2'of the front plate 7. Due to this alignment, the width of the outer peripheral frame 1 when viewed from the front is the same at the top and the bottom. Next, assuming that the positions of the upper and lower marker windows 2 of the outer peripheral frame 1 are displaced to the right side with respect to the marker window 2'of the front plate 7 as shown in the figure, that is, the width of the outer peripheral frame 1 Is C on the right side and D on the left side, D> C.
The position is shifted to the left so that the position of the marker window 2'matches.

Therefore, according to the configuration of the embodiment of the present invention, after adjusting the positions of the front plate 7 and the LCD 6, the corners of the glass part 5 are adjusted so that the corners of the glass part 5 are aligned with the fixing part 9 shown in FIG. Since it's good, the LCD can be installed easily.

Further, when the outer peripheral frame 1 is painted black with paint, the image display range is not adjusted. FIG. 5 is a diagram showing the adjustment of the image display range which is an embodiment according to the present invention. In this figure, after adjusting the position of the front plate 7 and LCD6
When the LCD 6 is turned on, the image display pattern 3 is displayed, that is, the horizontal lines and the vertical lines serving as the reference lines are electrically matched with the marker windows 2 and 2'to facilitate the adjustment of the image display range.

[Effect of device]

As described in detail above, according to the present invention, the display screen and the front plate can be easily aligned by the mark portion formed on the outer peripheral frame of the display screen and the mark window formed on the front plate. It became easier to attach the LCD consisting of the display screen to the front plate.

Further, the effect of electrically adjusting the image display range can be expected.

[Brief description of drawings]

FIG. 1 is a front view showing the principle configuration of the present invention, FIG. 2 is a view for explaining an outer peripheral frame of an LCD which is an embodiment according to the present invention, and FIG. 3 is an embodiment according to the present invention. FIG. 4 is a diagram illustrating a face plate, FIG. 4 is a diagram showing position adjustment of a display screen of an LCD which is an embodiment according to the present invention, and FIG. 5 is an image display range adjustment which is an embodiment according to the present invention. 6 and 6 are front views showing a conventional display device, FIG. 7 is a view for explaining the LCD in FIG. 6, and FIG. 8 is a sectional view taken along line BB in FIG. In the figure, 1 ... Outer frame, 2, 2 '... Marking window, 3 ... Display pattern, 4 ... Display screen, 5 ... Glass part, 6 ... LCD, 7
...... Front plate, 8 ... LCD window, 9 ... Fixed part, 10 ... Display device.

Claims (1)

(57) [Scope of utility model registration request] 1. A display device (10) comprising a display screen (4) and a front plate (7) covering the outer periphery of the display screen (4), comprising an outer peripheral frame along the periphery of the display screen (4). (1) is formed, and first marker frames (2) are formed at predetermined positions on the upper, lower, left and right sides of the outer peripheral frame (1), and the first marker frames (2) on the front plate (7). A second marker window (2 ') is formed at a position corresponding to the second marker window (2'), and a display pattern (3) of an image serving as a reference line is displayed on the display screen (4). )
The position of the image is electrically adjusted so that the display pattern (3) is overlapped with the display pattern (3) so that the front plate (7), the display screen (4) and the image can be aligned with each other. Display device.