JPH11282366A - Display unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a liquid crystal display unit capable of fastening easily a display main body to a stand. SOLUTION: This display part has tip protrusions 4, 5, positioning grooves 12, 13, and fastening metals 2, 3 provided with fastening metal abutting faces 22, 23. A stand part has tip protrusion receiving parts 16, 17 provided with abutting faces 24, and a supporting plate 15 provided with positioning bosses 18, 19. The tip protrusion 5 is inserted into the protrusion receiving part 17 at first to make an angle of the protrusion 5 substantially consistent with an angle of the tip protrusion 4. The tip protrusion receiving part 16 is inserted thereafter into the protrusion 4 and the stand part is pushed in gently to conduct positioning by contact of the groove 12 with the boss 18 and contact of the abutting face 24 with the fastening metals 22, 23.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid crystal display device.

[0002]

2. Description of the Related Art In recent years, personal computers have been remarkably developed, and one personal computer has been used in offices. However,
Conventional desktop computers are large and occupy the majority of desks, hindering general office work.

Therefore, only the display of a desktop computer is replaced with a conventional CRT display,
The use of liquid crystal displays was being done. The liquid crystal display has a screen size of the conventional size but a short depth, and saves a fraction of the space as compared with the conventional CRT display.

As shown in FIG. 3, in the liquid crystal display device, a liquid crystal display unit 50 and a stand unit 54 are fastened by a fastening unit 59. The fastening part 59 is provided with a hinge part so that the angle of the display part can be changed. In the last step of manufacturing, the two are fastened to complete the liquid crystal display device.

FIG. 4 is a perspective view showing an example of a conventional fastening portion of a liquid crystal display portion and a fastening portion of a stand portion.

A conventional fastening method will be described with reference to FIG. On the rear surface of the liquid crystal display unit 50, two U-shaped fastening brackets 51 each having a hole 53 are attached. The fastening fitting 51 is connected to the liquid crystal display unit 5 via a hinge 52.
0, and the structure is such that the angle of the liquid crystal display unit 50 can be changed after fastening. A screw hole 56 formed in a support plate 55 of the stand portion 54 is overlapped below the hole 53 and fixed with a screw.

[0007] For this operation, it was first necessary to fairly accurately adjust the angles of the two right and left fasteners 51. However, the hinge 52 is connected to the liquid crystal display unit 50.
It supports the whole and has a torque of several kgcm. Therefore, adjusting the angle of the small-sized fastener is a difficult task, especially for female workers.

Further, even if the angle can be accurately adjusted, the hole 53 and the screw hole 5
It was difficult to screw with one hand with 6 overlaid.

[0009]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and is intended to enable easy and accurate fastening of a display main body and a stand.

[0010]

In order to solve the above-mentioned problems, a liquid crystal display device according to the present invention comprises a rotatable display fastening portion having a tip projection and a groove, and a tip projection receiver for receiving the tip projection. And a stand fastening portion having a boss that fits in the groove, whereby the display body and the stand can be easily and accurately fastened to each other.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 is a pivotable display fastening portion having a tip projection and a groove,
A display device configured by fastening a tip fastening portion having a tip projection receiving portion for receiving the tip projection portion and a boss fitted into the groove, wherein positioning between the display body and the stand can be easily and accurately performed. It has the effect of.

According to a second aspect of the present invention, in the first aspect of the present invention, the display fastening portion is provided with a screw hole for screwing, and the stand fastening portion is provided with a screw hole with a tap for screwing. It can be easily fastened by screws.

An embodiment of the present invention will be described below with reference to FIGS. (Embodiment 1) FIG. 1 is a perspective view of a fastening part of a display part and a fastening part of a stand part of a liquid crystal display device of the present invention.

Although there are two right and left fastening portions, they have the same structure, and therefore, the following description will mainly be directed to the left side components.

In FIG. 1 (a), 1 is a liquid crystal display unit, 2 and 3 are U-shaped fasteners, 4 and 5 are projections, 6 and 7 are hinges, 8, and 9 are holes, 10, and 11. Is a fastening surface, 12 and 13 are positioning grooves, and 22 and 23 are fastening metal contact surfaces.

The fastener 2 (steel plate with t = 1.2 mm) is fixed to the back of the liquid crystal display unit 1 via a hinge 6. The fastener 2 rotates about the hinge 6.
The hinge 6 adjusts the angle of the liquid crystal display.
It has a load resistance of about kg · cm. Therefore, rotating the fastener 2 directly with a finger requires a considerable gripping force. The hole 8 is a stupid hole for passing a screw, and the groove 12 is wider and narrower at the front side with respect to the lateral positioning reference. Tip protrusion 4
Is a plate-shaped projection (t = 1.2, width 7 mm) on the same plane as the fastening surface 10 of the fastening 2.

In FIG. 1B, reference numeral 14 denotes a stand,
Reference numeral 15 denotes a support plate (t =
16 and 17 are tip projection receivers (height: 2.3 mm, width: 9 mm) into which tip projections 4 and 5 are inserted,
Reference numerals 18 and 19 denote positioning bosses to be fitted into the positioning grooves 12 and 13, reference numerals 20 and 21 denote screw holes for fastening, and reference numeral 24 denotes a positioning contact surface with the metal fitting contact surfaces 22 and 23.

Next, a description will be given of a fastening operation of the fastening portion between the stand portion 14 placed in the direction of FIG. 1B and the liquid crystal display portion 1 placed in the direction of FIG.

In the case of FIG. 1, since the angle of the tip projection 5 is slightly larger than the angle of the tip projection 4, the tip projection 5
Is inserted into the tip projection receiver 17 so that the angle of the tip projection 5 is substantially the same as the angle of the tip projection 4. Next, the tip projection receiver 16 is inserted into the tip projection 4, and the stand portion 14 is gently pushed.

The movement during the pushing operation will be described with reference to FIG. FIG. 2 is an enlarged conceptual diagram for explaining the fastening operation, and is a view of the vicinity of the fastening fitting 2 viewed from above.

In FIG. 2, the support plate 15 is gently pushed and moved upward in the drawing. When the movement is continued as it is, the groove 12 and the boss 18 are positioned in the lateral direction, and the front-end-projection-receiving contact surface 24 becomes the fastening-metal-contact surface 2.
It comes into contact with 2, 23 and stops at the fastening position. At the stop position, the front and rear positions are determined by the tip projection receiving contact surface 24 and the fastening fitting contact surfaces 22, 23, and the groove 12 and the boss 18 are positioned.
Thus, the left and right positions are determined. Of course, both the lateral direction and the front-back direction can be determined by the groove 12 and the boss 18. Finally, the hole 8 and the screw hole 20 are screwed, and the fastening operation is completed.

As described above, the tip projection 4 and the tip projection receiver 16 in the present embodiment do not need to be positioned in the right and left directions, and therefore are preferably designed with a loose dimension. Therefore, the first half of the groove 12 is widened so that the boss 18 can be securely accommodated in the groove 12.

One of the effects of the tip projection and the tip projection receiver of the present invention is that the tip projection is hooked by the tip projection receiver to increase the moment and eliminate the need for a large force for adjusting the angle of the fastener.

Also, the stand 14
There is also an effect of reducing the labor of the operator by supporting the weight of the first and second fasteners on the fasteners 2 and 3.

Also, there is an effect that the tip of the support plate is pressed against the fastener with the contact portion between the tip projection and the tip projection receiver as a fulcrum. Due to this effect, the positioning by the groove 12 and the boss 18 becomes accurate.

[0026]

As described above, according to the display device of the present invention, the tip projection is hooked by the tip projection receiver to increase the moment and eliminate the need for a large force for adjusting the angle of the fastener. Fastening the display body to the stand by pressing the distal end of the support plate against the fastener using the abutment between the tip projection and the tip projection receiver as a fulcrum to support the weight of the part with the fastener and reduce the labor of the operator. This has the effect of accurately positioning the position, and the fastening operation can be performed easily and accurately.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a fastening portion between a display unit and a stand unit of a liquid crystal display device according to an embodiment of the present invention.

FIG. 2 is an enlarged conceptual view of a fastening unit for explaining a fastening operation of the liquid crystal display device according to the embodiment of the present invention;

FIG. 3 is a vertical sectional view of a fastening portion between a display unit and a stand unit of a conventional liquid crystal display device.

FIG. 4 is a perspective view showing an example of a conventional fastening portion between a liquid crystal display unit and a stand unit.

[Explanation of symbols]

 1,50 Liquid crystal display part 2,3,51 U-shaped fastening bracket 4,5 Tip protrusion 6,7,52 Hinge 8,9,53 hole 10,11 Fastening surface with stand part 12,13 Positioning groove 14, 54 Stand part 15, 55 Support plate 16, 17 Tip projection receiver 18, 19 Positioning boss 20, 21, 56 Screw hole for fastening 22, 23 Contact surface to fastening fitting 24 Contact to tip projection receiver Face 59 fastening part

Claims (2)

[Claims] A rotatable display fastening portion having a tip projection and a groove; and a stand fastening portion having a tip projection receiver for receiving the tip projection and a boss fitted in the groove. A display device, comprising: 2. The display device according to claim 1, wherein the display fastening portion is provided with a screw hole, and the stand fastening portion is provided with a screw hole in which a screw tap is cut.