JP2000310953A - Protection panel fitting structure for display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily attach and detach a protection panel to and from the front bezel of the display device. SOLUTION: A reception part 11c is formed at the inner peripheral edge of an inward tilt part 11b provided to the front bezel 11. Projections 11d are provided at multiple places in the circumferential direction of the inward tilt part 11b and a fitting groove 11e is formed between the reception part 11c and projections 11d. For example. one of the four corners of the protection panel 13 is chamfered. When the protection panel 13 is fitted, the protection panel 13 is pressed in toward the reception part 11c and then fitted in the fitting groove 11e by moving beyond the projections 11d, so that the protection panel is mounted on the front bezel 11. To detach the protection panel, a screwdriver, etc., is inserted into the chamfered part formed at the corner of the protection panel 13 and a force is applied, so that the protection panel is easily detached. None of components such as metal fittings, a screw, is needed for the fitting of the protection panel and any special tool is not needed for the attachment and detachment.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a protection panel mounting structure for a display device, such as a liquid crystal display device or a CRT display device, for mounting a protection panel and a touch panel for protecting a screen or as a filter or the like.

[0002]

2. Description of the Related Art A conventional protection panel mounting structure of this kind includes:
For example, as shown in FIG. 9, a box-shaped frame 2 to which a protection panel 1 is attached is attached to a front bezel (front cabinet) 3.
An external structure that covers the entire area near the front surface of the display device 4 or an assembly structure in which the protection panel 1 is assembled in the front bezel 3 in a production factory as shown in FIG. 5 is a back bezel. In the case of FIG. 10, the protection panel 1 is applied to the front surface of the display unit 6 with the cushioning material 7 interposed therebetween, and the protection panel 1 is attached to the display unit 6 with a not-shown holding bracket and screws, and the protection panel 1 is attached. The four corners of the display unit 6 are fixed to bosses (not shown) provided on the inner surface of the front bezel 3 with screws. In addition,
The display unit 6 in the illustrated example is a thin display panel of a liquid crystal system or the like.

[0003]

The above-mentioned conventional protection panel mounting structure has the following problems. In the case of the external structure shown in FIG. 9, it is easy to remove the protection panel 1, but the outer shape of the set (display device 4) becomes large. Also,
A structure in which the entire area near the front surface of the display device 4 is covered with the box-shaped frame 2 with the protection panel 1 increases costs. The assembly structure of FIG. 10 is practically impossible to remove by the user and is inconvenient.

The present invention has been made in order to solve the above-mentioned drawbacks, and does not require any components such as mounting brackets and screws for mounting the protective panel, and does not require special tools for attaching and detaching the protective panel. It is an object of the present invention to provide a protection panel mounting structure for a display device in which a user can easily attach / detach a protection panel, and the cost is low, and the external shape of the set does not increase in size by mounting the protection panel. I do.

[0005]

According to the present invention, there is provided a protection panel mounting structure for a display device, wherein a protection panel for covering a screen is mounted on a front bezel surrounding a front side of a display unit. A receiving portion extending toward the center of the screen is formed on the inner peripheral edge of the inwardly inclined portion formed around the screen opening of the screen, and the receiving portion is formed at a plurality of locations in the circumferential direction of the inwardly inclined portion. A projection forming a fitting groove into which an outer edge of the protection panel can be fitted is provided therebetween, and at least one corner of the protection panel is chamfered.

According to a second aspect of the present invention, the outer portion of the projection has a tapered surface.

[0007]

FIG. 1 is a block diagram showing an embodiment of the present invention.
This will be described with reference to FIGS. FIG. 1 is a perspective view of a display device 10 employing a protective panel mounting structure according to an embodiment of the present invention, FIG. 2 is a front view, and FIG. 3 is an enlarged cross-sectional view taken along line AA of FIG. In these figures, 11 is a front bezel, 12
Denotes a back bezel, and 13 denotes a protection panel. The display device 10 of the embodiment is a thin display device, and the display unit 14 is a thin display panel of a liquid crystal type or the like.

The front front bezel 11 is a molded plastic article, has an inwardly inclined portion 11b around a rectangular screen opening 11a, and extends toward the center of the screen at the inner peripheral edge of the inwardly inclined portion 11b. The receiving portion 11c is formed. A projection 11d is formed at each of the central portions of the inwardly inclined portions 11b in the vertical and horizontal directions of the screen opening 11a. This projection 11d is shown in FIGS. 3, 4 (a) and (b).
As shown in FIG. 6, a fitting groove 11e is formed between the receiving portion 11c and the outer edge portion of the protection panel 13 so that the outer edge portion of the protection panel 13 can be fitted therein. The surface 11f is set. The protection panel 13 is shown in FIG.
As shown in the figure, one corner is chamfered. The chamfer is indicated by 13a. The display unit 14 is fixed to a boss (not shown) integrally provided on the inner surface of the front bezel 11 with screws. At this time, the receiving portion 11c of the front bezel 11 is attached to the display unit 14 as shown in FIG. Touch the screen. The material of the protection panel 13 is glass or plastic such as acrylic or polycarbonate.

The protection panel 1 in the display device 10 described above.
3 will be described. When attaching the protection panel 13, as shown in FIG. 7, the protection panel 13 is positioned in front of the screen opening 11a of the front bezel 11, and is pushed into the display unit 14 as shown by the arrow. Then, the protection panel 13 gets over the plastic projection 11d by slightly deforming it while being in contact with the tapered surface 11f of the projection 11d, and fits into the fitting groove 11e as shown by the two-dot chain line, thus protecting. The panel 13 is attached to the screen opening 11 a of the front bezel 11. When the protection panel 13 is made of glass, it is necessary to deform the projection 11d or to bend the entire inwardly inclined portion 11b. However, when the protection panel 13 is made of plastic, the protection panel 13 itself can be slightly bent and deformed. The projection 11d can be fitted into the fitting groove 11e without being deformed.

For example, when it becomes necessary to remove the protection panel 13 to clean the protection panel 13 or the screen, or to replace the protection panel 13, etc., FIG.
As shown in an enlarged view, the corners of the protection panel 13 are chamfered, so that a screwdriver or the like is inserted into the chamfered portion 13a so that the protection panel 13 is chamfered.
Can be removed.

As described above, the installation of the protection panel 13 is extremely simple, simply by pushing the protection panel 13 in, and the removal can be easily performed by a driver or the like. Further, components such as mounting brackets and screws are not required for mounting the protection panel 13, and no special tools are required for mounting and dismounting. Therefore, the number of steps for attaching the protection panel can be reduced, and the cost can be reduced. Further, by attaching the protection panel 13, the outer shape of the set does not increase.

In the present invention, the front bezel 1
1, an inwardly inclined portion 11b, a receiving portion 11c, a projection 11d,
The shape of the portion such as the fitting groove 11e can be appropriately changed.
For example, as shown in FIG. 8, the protrusion 11'd provided on the inward inclined portion 11'b of the front bezel 11 'has a shape (11'f is gradually increased from the base end side of the inward inclined portion 11'b). Alternatively, a shallow concave groove 11'g may be formed on the entire circumference along the receiving portion 11'c. In this case, the portion of the concave groove 11'g provided on the entire circumference with the protrusion 11'd is the fitting groove 1 '.
1'e. In this configuration, the protective panel 13 is stably held by the concave groove 11'g all around, and the protective panel 13 can be easily fitted because the concave groove 11'g is shallow. , Fitting groove 1 by projection 11'd
With 1'e, the protective panel 13 can be reliably prevented from falling off.

The present invention is not limited to the above-described thin display device,
The present invention is also applicable to a CRT display device, and the number of the protrusions 11d provided on the inward inclined portion 11b is not limited to the embodiment, and may be more or less.

Further, it goes without saying that the present invention can be applied to a touch panel mounted on a display device.

[0015]

According to the present invention, a receiving portion is formed on an inner peripheral edge of an inwardly inclined portion provided on a front bezel, and projections are provided at a plurality of circumferential positions of the inwardly inclined portion. The configuration is such that the protection panel is fitted into the fitting groove between the protrusion and the projection, and the chamfered portion is formed at at least one corner of the protection panel, so that the following effects are obtained. Installation of the protection panel is very simple, just push the protection panel in. The chamfered portions provided at the corners of the protection panel allow the protection panel to be easily removed with a driver or the like. No components such as mounting brackets and screws are required for mounting the protection panel, and no special tools are required for mounting and dismounting. As described above, the number of steps for attaching the protection panel can be reduced, and the manufacturing cost of the display device can be reduced. Attaching the protection panel does not cause a problem of increasing the outer shape of the set.

[Brief description of the drawings]

FIG. 1 is a perspective view of a display device employing a protection panel mounting structure according to an embodiment of the present invention.

FIG. 2 is a front view of the display device of FIG.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4A is a cross-sectional view showing only the front bezel in a BB cross-section in FIG. 2, and FIG. 4B is a front view of the same.

FIG. 5 is a perspective view showing only a protection panel in the display device.

FIG. 6 is an enlarged view of a portion C in FIG. 2;

FIG. 7 is a view for explaining a procedure for attaching a protection panel in the display device, and shows a portion corresponding to FIG. 3;

8A and 8B show another embodiment of the present invention, wherein FIG. 8A is a cross-sectional view of a main part of a front bezel, and FIG. 8B is a front view of the same.

FIG. 9 is a perspective view of a display device adopted in a conventional protection panel mounting structure.

FIG. 10 is a sectional view of a main part of a display device employing another conventional protection panel mounting structure.

[Explanation of symbols]

 Reference Signs List 10 Display device 11 Front bezel 11a, 11'a Screen opening 11b, 11'b Inwardly inclined portion 11c, 11'c Receiving portion 11d, 11'd Projection 11e, 11'e Fitting groove 11f, 11'f Tapered surface 13 protection panel 13a chamfered part 14 display part

Continuation of the front page F term (reference) 5G435 AA17 AA18 BB02 BB12 EE03 KK02 KK05 LL07

Claims (2)

[Claims] 1. A protection panel mounting structure for a display device, wherein a protection panel for covering a screen is mounted on a front bezel surrounding a front side of a display unit, wherein the inwardly inclined portion formed around a screen opening of the front bezel is provided. On the inner peripheral edge, a receiving portion extending toward the screen center side is formed, and at a plurality of locations in the circumferential direction of the inwardly inclined portion,
A projection for forming a fitting groove in which an outer edge of the protection panel can be fitted is provided between the receiving portion and the receiving portion, and at least one corner of the protection panel is chamfered. Construction. 2. The protective panel mounting structure for a display device according to claim 1, wherein an outer portion of said projection is a tapered surface.