JP2015153263A - Electronic apparatus and guide cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce occurrence of faulty inputs in input devices having a touch panel.SOLUTION: A guide cover 1 is detachably attachable to a touch panel arranged on a screen of a display device, and an operation panel has the touch panel and a joint section. Then, the guide cover 1 has: a plate section 11 that has a guide notch section 21 formed; and a leg section 12 that extends from the plate section 11. The leg section 12 of the guide cover 1 joints to the joint section to cause the guide notch section 21 to be arranged at a prescribed position of the screen of the display device.

Description

  The present invention relates to an electronic device and a guide cover.

  In recent years, a touch panel disposed on a display device such as a liquid crystal display is often used as an input device in an electronic apparatus. By arranging the touch panel on the display device, an image of the operation unit such as a soft key is displayed on the display device, and a user operation directed to the image of the operation unit is detected on the touch panel.

  In one technique, when a flat guide plate with guide holes is attached to a touch panel input device, the guide holes are arranged at the positions of keys displayed on the touch panel input device (for example, , See Patent Document 1). This is intended to reduce erroneous input to adjacent keys.

JP 2006-244030 A

  In recent years, many multi-point, multiple-input touch panels have been used. As a method for realizing multi-point multiple input, there are an electrostatic method for detecting a change in capacitance when a fingertip is brought close and a resistance film method for detecting a voltage when two transparent electrodes are pressed down. , Mainly used.

  In the above-described technology, only a flat guide plate is arranged on the touch panel, so in the case of an electrostatic touch panel, even if a guide plate is present, a change in capacitance is detected. An incorrect input occurs. Even in the case of a resistive film type touch panel, if the flat plate-like guide plate is strongly pressed, the guide plate is elastically deformed, and thus erroneous input occurs.

  The present invention has been made in view of the above problems, and an object thereof is to obtain a guide cover and an electronic device having the guide cover that can reduce the occurrence of erroneous input.

  An electronic apparatus according to the present invention includes a guide cover that can be attached to and detached from a touch panel disposed on a screen of a display device, and an operation panel that includes the touch panel and a joint. The guide cover includes a plate portion having a guide cutout portion and leg portions extending from the plate portion. And the said guide notch part is arrange | positioned in the predetermined position of the screen of the said display apparatus by joining the said leg part of the said guide cover to the junction part of the said operation panel.

  A guide cover according to the present invention is a guide cover that can be attached to and detached from a touch panel disposed on a screen of a display device, and includes a plate portion in which a guide cutout portion is formed and a leg portion that extends from the plate portion. Prepare. And the said notch part is arrange | positioned in the predetermined position of the screen of the said display apparatus by joining the said leg part to the junction part of the said operation panel at the time of mounting | wearing with the said touch panel.

  ADVANTAGE OF THE INVENTION According to this invention, generation | occurrence | production of the erroneous input at the time of using the touch panel for an input device can be reduced.

FIG. 1 is a perspective view showing a guide cover in the electronic apparatus according to Embodiment 1 of the present invention. FIG. 2 is a rear view showing the guide cover in the electronic apparatus according to Embodiment 1 of the present invention. FIG. 3 is a top view showing the operation panel in the electronic apparatus according to Embodiment 1 of the present invention. FIG. 4 is a diagram showing an example of a soft key group displayed on the operation panel shown in FIG. FIG. 5 is a diagram showing a state in which the guide cover 1 is attached to the operation panel 101 displaying the soft key group as shown in FIG. FIG. 6 is a block diagram showing an example of the electrical configuration of the electronic apparatus according to Embodiment 3 of the present invention. FIG. 7 is a cross-sectional view illustrating an example of the guide cover 1 according to the fourth embodiment.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

Embodiment 1 FIG.

  FIG. 1 is a perspective view showing a guide cover in the electronic apparatus according to Embodiment 1 of the present invention. FIG. 2 is a rear view showing the guide cover in the electronic apparatus according to Embodiment 1 of the present invention.

  The guide cover 1 shown in FIGS. 1 and 2 is detachable from the touch panel arranged on the screen of the display device of the electronic device according to the first embodiment.

  The guide cover 1 has a plate portion 11 and leg portions 12.

  The plate portion 11 has a substantially rectangular flat plate shape, and one or a plurality of guide cutout portions 21 are formed on one long side of the substantially rectangular shape. The guide cutout 21 is for guiding the user's fingertip to a soft key or the like, and has a substantially rectangular shape that is slightly larger in size than the user's fingertip.

  The leg portion 12 is bent and extends in a substantially vertical direction from the plate portion 11. In the first embodiment, the leg portion 12 extends from three sides where the above-described substantially rectangular guide notch portion 21 is not provided, and forms a frame extending from the three sides.

  In addition, the plate part 11 and the leg part 12 may be formed as an integral member, or may be formed as separate members and connected to each other.

  In the first embodiment, the touch panel is an electrostatic touch panel, and the plate portion 11 and the leg portion 12 of the guide cover 1 are made of a conductive material such as metal.

  FIG. 3 is a top view showing the operation panel in the electronic apparatus according to Embodiment 1 of the present invention.

  An operation panel 101 illustrated in FIG. 3 is an operation panel of an image forming apparatus such as a multifunction peripheral.

  The operation panel 101 includes a display device 111, a touch panel 112, and a joint portion 113.

  The display device 111 is, for example, a liquid crystal display panel, and the touch panel 112 is disposed on the screen of the display device 111.

  The joint portion 113 is a groove having substantially the same shape as the tip shape of the leg portion 12 of the guide cover 1. And the guide notch part 21 is arrange | positioned so that the guide notch part 21 may be arrange | positioned above the screen in the predetermined position of the screen of the display apparatus 111 by joining the leg part 12 of the guide cover 1 to the junction part 113 of the operation panel 101. And / or the display position of the soft key image on the display device 111 is adjusted.

  Further, in the first embodiment, the joint portion 113 of the operation panel 101 has a contact portion that is a conductive member such as metal and is connected to the ground potential. When the leg portion 12 of the guide cover 1 is joined to the joint portion 113 of the operation panel 101, the contact portion comes into contact with the leg portion 12 of the guide cover 1, and the potential of the plate portion 11 of the guide cover 1 becomes the ground potential. . Thereby, in Embodiment 1, since the touch panel 112 is an electrostatic touch panel, the plate part 11 functions as an electrostatic shield, and no operation is required for a user (for example, a visually impaired person) who uses the guide cover 1. Soft keys are masked.

  FIG. 4 is a diagram showing an example of a soft key group displayed on the operation panel shown in FIG. FIG. 5 is a diagram showing a state in which the guide cover 1 is attached to the operation panel 101 displaying the soft key group as shown in FIG. For example, when the soft keys 121 and 122 are displayed as shown in FIG. 4 and the guide cover 1 is attached to the operation panel 101, the soft keys 122 are masked as shown in FIG. 21 guides the user's fingertip onto the soft key 121. Even if the user accidentally presses the guide cover 1 with a finger at the position of the soft key 122, the touch panel 112 does not detect a change in capacitance due to the electrostatic shield by the guide cover 1, so that no erroneous input occurs. .

  As described above, according to the first embodiment, the guide cover 1 can be attached to and detached from the touch panel 112 arranged on the screen of the display device 111, and the operation panel 101 is joined to the touch panel 112. 113. The guide cover 1 includes a plate portion 11 in which a guide cutout portion 21 is formed and leg portions 12 extending from the plate portion 11. Then, the leg portion 12 of the guide cover 1 is joined to the joint portion 113 of the operation panel 101, whereby the guide notch portion 21 is disposed at a predetermined position on the screen of the display device 111.

  As a result, the guide notch portion 21 is accurately positioned by joining the leg portion 12 and the joint portion 113, and the plate portion 11 is provided with the leg portion 12, so that the rigidity of the plate portion 11 is increased and the guide notch portion is increased. Generation | occurrence | production of the incorrect input resulting from the shift | offset | difference of the arrangement position of the part 21 and the deformation | transformation of the plate part 11 can be reduced.

  Furthermore, according to the first embodiment, the occurrence of erroneous input to the electrostatic touch panel 112 can be reduced by the electrostatic shield of the guide cover 1.

Embodiment 2. FIG.

  In the electronic device according to the second embodiment of the present invention, the touch panel 112 is a resistive film type touch panel, and the plate portion 11 and the leg portion 12 of the guide cover 1 are integrally formed of a ceramic material such as fine ceramic, for example. ing. In this case, the contact portion of the joint 113 is not necessary.

  In the second embodiment, when the leg portion 12 of the guide cover 1 is joined to the joint portion 113 of the operation panel 101, the plate portion 11 is fixed at a position separated from the touch panel 112. As a result, a soft key that is unnecessary for the user (for example, a visually impaired person) using the guide cover 1 is masked.

  In the second embodiment, since the guide cover 1 is made of a hard material that is difficult to bend, even if the user accidentally presses the guide cover 1 with a finger at a position of a soft key that does not require operation, the guide cover 1 Since the plate part 11 does not bend and the touch panel 112 does not detect contact, no erroneous input occurs.

  Note that other configurations of the electronic apparatus according to the second embodiment are the same as those of the first embodiment, and thus the description thereof is omitted.

  As described above, according to the second embodiment, the guide notch portion 21 is accurately positioned by joining the leg portion 12 and the joint portion 113, and the leg portion 12 is provided on the plate portion 11. The rigidity of the plate part 11 is increased, and the occurrence of erroneous input due to the displacement of the arrangement position of the guide notch part 21 and the deformation of the plate part 11 can be reduced.

  Furthermore, according to the second embodiment, the occurrence of erroneous input to the resistive film type touch panel 112 can be reduced by the rigidity of the guide cover 1.

Embodiment 3 FIG.

  The electronic device according to the third embodiment of the present invention has the same configuration as the electronic device according to the first or second embodiment, and further, when the mounting of the guide cover 1 is detected, the screen mode of the display device 111 Is switched.

  FIG. 6 is a block diagram showing an example of the electrical configuration of the electronic apparatus according to Embodiment 3 of the present invention. As illustrated in FIG. 6, the electronic device according to the third embodiment further includes a cover detection unit 141 and a controller 142.

  The cover detection unit 141 detects that the leg portion 12 of the guide cover 1 is joined to the joint portion 113 of the operation panel 101. For example, the cover detection unit 141 has a switch installed at the joint 113, and when the leg 12 of the guide cover 1 is not joined to the joint 113 of the operation panel 101, the switch is off (or on). When the leg portion 12 of the guide cover 1 is joined to the joint portion 113 of the operation panel 101, the switch is turned on (or off) by physical contact between the two.

  The controller 142 switches the screen mode of the display device. Further, the controller 142 selects the first screen mode during the period in which the cover detection unit 141 detects that the leg 12 is joined to the joint 113, and the cover detection unit 141 causes the leg 12 to be joined. The second screen mode is selected during a period when the joining to 113 is not detected.

  For example, the second screen mode is a standard screen mode, and the first screen mode is a so-called universal mode, and the size of the soft key is made larger than the standard screen mode for the visually impaired. The arrangement interval of the soft keys is also widened.

  As described above, according to Embodiment 3 described above, the installation of the guide cover 1 reduces the occurrence of erroneous input and can automatically switch the screen mode.

Embodiment 4 FIG.

  The electronic apparatus according to the fourth embodiment of the present invention has the same operation panel 101 as in the first embodiment, and the guide cover 1 in the fourth embodiment is similar to the guide cover 1 in the second embodiment. A conductive layer is formed on the inner surface.

  FIG. 7 is a cross-sectional view illustrating an example of the guide cover 1 according to the fourth embodiment. As shown in FIG. 7, the plate portion 11 and the leg portion 12 of the guide cover 1 according to the fourth embodiment are electrically connected to the surface that faces the touch panel 112 when attached and the portion that contacts the contact portion of the joint portion 113 when attached. A layer (for example, a metal layer formed of a metal foil) 41 is provided.

  By doing in this way, since the guide cover 1 in the fourth embodiment has both the electrostatic shield similar to the first embodiment and the same rigidity as the second embodiment, the touch panel 112 is an electrostatic operation. The panel 101 and the touch panel 112 can be used for either the operation panel 101 of a resistive film type.

  As described above, the guide cover 1 according to the fourth embodiment can be used for both the operation panel 101 in which the touch panel 112 is an electrostatic method and the operation panel 101 in which the touch panel 112 is a resistance film method. .

  Accordingly, even when an electronic device in which the touch panel 112 is an electrostatic method and an electronic device in which the touch panel 112 is a resistive film method are installed in an office or the like, the user can use a guide cover for the electrostatic method. It is not necessary to use both guide covers for the resistive film system.

  Each embodiment described above is a preferred example of the present invention, but the present invention is not limited to these, and various modifications and changes can be made without departing from the scope of the present invention. It is.

  For example, in the first embodiment, the leg portion 12 may be provided also in the protruding portion 22 between the two guide cutout portions 21.

  Moreover, in the said Embodiment 1-4, you may make it the thickness of the plate part 11 increase, so that it is far from the edge in the predetermined range from the edge of the guide notch part 21. FIG. By doing in this way, it becomes easy to guide a user's fingertip to the guide notch part 21. FIG.

  Furthermore, in Embodiments 1 to 4 above, descriptions of soft keys or the like may be displayed in braille on the surface of the plate portion 11.

  The present invention is applicable to, for example, an image forming apparatus.

DESCRIPTION OF SYMBOLS 1 Guide cover 11 Plate part 12 Leg part 21 Guide notch part 101 Operation panel 111 Display apparatus 112 Touch panel 113 Joint part 141 Cover detection part 142 Controller

Claims (6)

A guide cover that can be attached to and detached from the touch panel disposed on the screen of the display device;
An operation panel having the touch panel and a joint,
The guide cover has a plate part formed with a guide notch part, and a leg part extending from the plate part,
The guide cutout portion is disposed at a predetermined position on the screen of the display device by joining the leg portion of the guide cover to the joint portion of the operation panel;
Electronic equipment characterized by The touch panel is an electrostatic touch panel,
The plate part and the leg part of the guide cover are made of a conductive material,
The joint of the operation panel is connected to a ground potential;
The electronic device according to claim 1. The touch panel is a resistive film type touch panel,
The plate portion and the leg portion of the guide cover are integrally formed of a ceramic material,
The guide notch is disposed above the screen at a predetermined position on the screen of the display device by joining the leg of the guide cover to the joint of the operation panel;
The electronic device according to claim 1. A controller for switching a screen mode of the display device;
A cover detection unit for detecting that the leg part of the guide cover is joined to the joint part of the operation panel;
The controller selects a first screen mode during a period in which the leg is joined to the joint of the operation panel by the cover detection unit, and the leg is operated by the cover detection unit. Select the second screen mode during the period when the panel is joined but not detected.
The electronic device according to any one of claims 1 to 3, wherein A guide cover that can be attached to and detached from the touch panel arranged on the screen of the display device,
A plate portion formed with a guide notch, and
Legs extending from the plate portion;
With
The guide notch portion is arranged at a predetermined position on the screen of the display device by joining the leg portion to the joint portion of the operation panel at the time of mounting on the touch panel;
A guide cover featuring. The plate portion and the leg portion are integrally formed of a ceramic material,
A conductive layer is provided on the surface of the plate portion 11 and the leg portion 12 that faces the touch panel when mounted, and the portion that contacts the joint portion when mounted,
The guide cover according to claim 5.

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