JP3546459B2 - Misoperation prevention cover - Google Patents

Description

[Industrial applications]
The present invention relates to an erroneous operation prevention cover for preventing an erroneous operation caused by carelessly touching various operators arranged on an operation unit such as a monitor device.
[0002]
[Prior art]
In recent years, for example, small and easy-to-carry monitor devices as shown in FIG. 6 for business use have become common.
In this figure, reference numeral 30 denotes a monitor device. Reference numeral 31 denotes a CRT which is disposed in front of the monitor device 30 and which displays a monitor image. Reference numeral 32 denotes an operation unit provided below the CRT 31 with various control elements 32a, 32b, 32c, a power indicator 32d, and a power switch 32e. . The switches 32a include, for example, switches such as A / B / RGB / Y, RY, BY, LINE / RGB, SYNC / INT / EXT , BLUE / ONLY, UNDER / SCAN, H / V / DELAY, etc. The buttons and the operation group 32b are provided with operation knobs for adjusting bias and gain for each of RGB, and the operation group 32c is provided with a volume knob for adjusting, for example, aperture, luminance, chroma, phase, contrast, and volume. A pair of handles 33 and 34 are disposed at both end portions of the operation unit 32, for example, when moving the monitor device 30 or for protecting each operation element.
[0003]
Since the monitor device 30 is miniaturized, it can be installed at an arbitrary location as a line monitor in a studio, an LL classroom, or a factory, for example. Also, for example, when used as a medical device, it can be arranged at an appropriate position according to the situation and can monitor an image.
Furthermore, the place where it can be installed is not limited to the inside of the studio, but it can be taken out and used as a monitor device for outdoor recording.
Accordingly, the switch buttons and the volume knobs of the operator groups 32a, 32b, 32c arranged on the operation unit 32 each time are set in a predetermined state according to the conditions of the installation location and the object to be monitored. The setting allows accurate monitoring of the situation.
[0004]
[Problems to be solved by the invention]
However, in an LL classroom or a production line of a factory, for example, the user who adjusts the monitoring state of the monitor device 30 may be different from the user who performs various operations while actually monitoring the adjusted image of the monitor device 30. Come out. In such a case, an inadvertent erroneous operation by the user during the work may change the setting of the monitor device 30 after adjustment, and may make it impossible to monitor an accurate situation. Further, particularly when the monitor device 30 is used as a monitor of a medical device, when disinfecting the monitor device 30 after performing various adjustments, the user who performs the disinfection carelessly comes into contact with the operating element, and the setting condition May change.
[0005]
Therefore, a door having a hinge mechanism is provided in the main body of the monitor device 30, and the door protects the operator groups 32a, 32b, and 32c arranged on the operation unit 32 to prevent the above-described erroneous operation. There are some models, but the controls that need to be adjusted frequently are covered, and the door may be obstructed instead. Furthermore, if only the door is removed in order to improve the operability, the appearance is deteriorated and the appearance is not good.
[0006]
[Means for Solving the Problems]
The present invention has been made in order to solve such a problem, and is formed of a transparent synthetic resin plate having an opening at a predetermined position, and is formed by a spring mechanism at a side end portion, and a front end portion is formed as a locking portion. An erroneous operation prevention cover is provided so that the fitting portion can be attached to and detached from a handle or the like provided near an operating portion of a monitor device used for business use, for example, by the fitting portion.
[0007]
[Action]
The erroneous operation prevention cover of the present invention can be attached to and detached from the handle on the front surface of the monitor device, for example, so that it is not necessary to perform new processing related to the cover installation, and the appearance of the monitor device does not change. There is no feeling.
[0008]
【Example】
Hereinafter, as an embodiment of the erroneous operation prevention cover of the present invention, a case where the cover is used for a business monitor, for example, will be described.
FIG. 1 is a perspective view showing the appearance when the erroneous operation prevention cover of this embodiment is attached to the handles 33 and 34 of the monitor device 30 shown in FIG. 6, and FIG. 2A is a perspective view of the erroneous operation prevention cover. FIG. 2B is a top view.
[0009]
In these figures, reference numeral 1 denotes an erroneous operation prevention cover. Since the erroneous operation prevention cover 1 is formed of a transparent plate (eg, an acrylic plate), the erroneous operation prevention of the setting status of each of the operators in the operator group 32a, 32b, and 32c of the operation unit 32 and the lighting status of the power indicator 32d is performed. It is possible to check through the cover 1. Reference numerals 2 and 3 denote fitting portions formed by spring mechanisms on both end portions of the erroneous operation prevention cover 1. As will be described later, the fitting portions 2 and 3 usually have a width W slightly smaller than the diameter of the handles 33 and 34, and are formed so that the width W is widened by a spring mechanism when detached. Further, a slightly protruding locking portion 2a, 3a which is locked to the handle 33, 34 is formed at the tip portion.
[0010]
Reference numeral 4 denotes an opening. In this embodiment, for example, the opening is provided at a position corresponding to the power switch 32e of the operation unit 32 of the monitor device 30, and the power switch 32e is turned on / off even when the erroneous operation prevention cover 1 is attached. The operation can be performed. In this embodiment, the opening 4 is provided at a position corresponding to the power switch 32e. However, when an operator for performing frequent operations is provided, a position corresponding to the operator is provided. The opening 4 may be provided in the opening.
[0011]
Hereinafter, a case where the erroneous operation prevention cover 1 is attached to the handles 33 and 34 of the monitor device 30 will be described.
FIG. 3 is a perspective view showing an outline when the erroneous operation prevention cover 1 is attached to the monitor device 30 by an alternate long and short dash line arrow. When attaching the erroneous operation prevention cover 1 to the monitor device 30, as shown in FIG. 3, the erroneous operation prevention cover 1 is arranged at a position where the fitting portions 2 and 3 face the handles 33 and 34. Make sure it fits as shown by the dashed line.
[0012]
The procedure for mounting the erroneous operation prevention cover 1 will be described with reference to FIGS. 4 (a), 4 (b) and 4 (c). The erroneous operation prevention cover 1 and the handles 33 and 34 shown in this figure are shown in a cross section taken along the line AA 'shown in FIG. 3, and the monitor device 30 shows the vicinity of the operation unit 32 from above.
As shown in FIG. 3A, when the erroneous operation prevention cover 1 is arranged in front of the operation unit 32 and is displaced in the direction of the arrow J, as shown in FIG. The locking portions 2a, 3a formed at the tip portions of 2, 3 come into contact with the handles 33, 34, respectively, and expand in the direction of arrow C. When the handle is further pushed in the direction of the arrow J, the handles 33, 34 are fitted into the fitting portions 2, 3, and are also locked by the locking portions 2a, 3a, so that the erroneous operation prevention cover 1 is fixed to the handles 33, 34. Become so.
[0013]
FIG. 5 is a view showing the state shown in FIG.
As shown in the figure, by attaching the erroneous operation prevention cover 1, the operation section 32 is covered, and after the attachment, the user touches the switch button of the operation element group 32a, the volume knob of the operation element group 32c, and the like. You can't do that.
[0014]
The attached erroneous operation prevention cover 1 is pulled out from the state shown in FIG. 4C in the direction of arrow E, that is, in the front, in the opposite direction to the order described above. The locking portions 2a, 3a are unlocked and can be removed from the handles 33, 34.
[0015]
By attaching the erroneous operation prevention cover 1 to the handles 33, 34 in this manner, the operation part 32 is protected, and the operation keys of the operation elements 32a, 32b, 32c except the power switch 32e are prevented from being carelessly touched. can do. Further, since the opening 4 is provided at the position where the power switch 32e is provided, the power can be normally turned on / off even when the erroneous operation prevention cover 1 is attached. It is. Furthermore, since the erroneous operation prevention cover 1 is formed of a transparent plate, it is possible to check the setting status of the operator groups 32a, 32b, 32c and the lighting status of the power indicator 32d even after attachment.
[0016]
In the present embodiment, the example in which the erroneous operation prevention cover 1 is attached to the monitor device has been described. However, the erroneous operation prevention can be prevented by attaching the cover to various electronic devices having handles near the operation unit, such as various audio devices. . Further, the erroneous operation prevention cover 1 is not necessarily transparent, but may be a colored one having a slight translucency.
[0017]
【The invention's effect】
As described above, the erroneous operation prevention cover of the present invention can be attached to the carrying handle provided near the operation unit of the electronic device, so that the monitor device can be attached without changing the appearance of the monitor device. is there.
When the erroneous operation prevention cover of the present invention is attached, even if the user who adjusts the image of the monitor device and the user who monitors the image are different from each other, for example, when using the LL classroom, the production line of a factory, etc. Preparatory erroneous operations can be prevented. Alternatively, when used for a monitor device used as a medical device, it is possible to prevent a user who performs disinfection from inadvertently touching various controls to change settings when disinfecting the monitor device after adjusting the image quality. Further, since an opening is provided in a portion where the operation is performed relatively frequently, for example, a portion covering a power switch or the like, an on / off operation can be performed even when an erroneous operation prevention cover is attached.
Further, since the erroneous operation prevention cover of the present invention is formed of a transparent plate, there is an advantage that the setting status of each operation key can be confirmed through the cover even when it is attached to the monitor device.
[Brief description of the drawings]
FIG. 1 is an external perspective view when an erroneous operation prevention cover according to an embodiment of the present invention is attached to a monitor device.
FIG. 2 is a perspective view and a top view of the erroneous operation prevention cover of the embodiment.
FIG. 3 is a perspective view showing an outline of a case where the erroneous operation prevention cover of the embodiment is attached to a monitor device.
FIG. 4 is a diagram showing, from above, an outline of a case where the erroneous operation prevention cover of the embodiment is attached to the monitor device.
FIG. 5 is a side view showing a state in which the erroneous operation prevention cover of the embodiment is attached to the monitor device.
FIG. 6 is an external perspective view of a general business monitor device.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Erroneous operation prevention cover 2, 3 Fitting part 2a, 3a Locking part 4 Opening 33, 34 Handle

Claims (3)

It is formed of a synthetic resin plate having an opening at a predetermined position,
It has a fitting portion formed by bending a side end portion forward to form a U-shape, and the fitting portion can be detachably attached to handles provided on both sides of an operation unit of the electronic device. Erroneous operation prevention cover. The erroneous operation prevention cover according to claim 1, wherein the handle is a U-shaped support that protrudes from a front surface of a monitor device. The erroneous operation prevention cover according to claim 1, wherein the erroneous operation prevention cover has transparency.
[0001]

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