JPH11212752A - Display for equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a display which is not easily noticed when switched off and which will not degrade the appearance of equipment by arranging the light emitting surface of a display element separated from a displaying part by a prescribed distance. SOLUTION: Operation switches 4 and 5, a display element block 16 and a numeric character display element 17 which performs numeric character display, alphabet display, etc., are mounted on a control substrate 15. The block 16 shows the progress of an operation with blinking. The element 17 is used for residual time display of equipment and the display of a clock function and also notifies the contents to a user with an alphabet and a numeric character at the time of the abnormal state of operation. The element 17 is prevented from coming close to an operation displaying part and, for instance, a short standard product is mounted on the substrate 15. In such a case, the operation displaying part is separated from the light emitting surface of the element 17 at a prescribed distance.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device of a device having a sheet-like display portion for preventing the entry of water droplets and foreign matters from the outside and confirming the light emission of a display element.

[0002]

2. Description of the Related Art Conventionally, a display device of this type of device is shown in FIG.
6 was constructed as shown in FIG. Hereinafter, the configuration will be described.

As shown in FIG. 4, an operation display unit (display unit)
Reference numeral 1 denotes a device provided on the outer wall 2 of the device to display the status of the device. A control board 3 is attached to the back of the display unit 1. The control board 3 has operation switches 4 and 5, and a display element block 6 and a 7-segment in which display elements are inserted into a case, and a numerical display element 7 for displaying numbers and alphabets.

The operation switches 4 and 5 are used, for example, to switch the power of the equipment and to advance or temporarily stop the operation. The display element block 6 displays the progress of the operation by blinking, and the numerical display element 7 is used for displaying the remaining time of the device, for a clock function, and when the operation is in an abnormal state. And numbers
It plays a role in communicating the contents to the user. The control board 3 is connected by a flat cable 8 to a main board (not shown) on which a power supply circuit and a microcomputer are mounted.
And connection.

[0005] The operation display section 1 is a flat panel that prevents the entry of water droplets and foreign matter from the outside, allows the switches 4 and 5 on the control board 3 to be operated, and allows the display element block 6 and the numeric display element 7 to emit light. 5, which is adhered to the outer wall 2 with a double-sided tape and is configured as shown in FIG.
Transparent or slightly cloudy smoke-like prints are given to 0 and 11, and design prints are made in letters and various colors on the switch operation units 12 and 13 and other places.

[0006] As shown in FIG.
Is fixed by welding, and an elastic operating piece 14a is provided on the mounting member 14. A pressing force from the operation display unit 1 is transmitted to the operating piece 14a, and the switch 5
Is turned on. Further, the mounting member 14 has an opening, is configured to penetrate the display element block 6 and the numeral display element 7, and to arrange the light emitting surface at a position close to the operation display unit 1. That is, the light emitting surfaces of the display element block 6 and the numeric display element 7 are arranged as close to the operation display unit 1 as possible so that the user can easily understand. For this reason, as shown in FIG. 5, when the operation display unit 1 externally views the confirmation window 9 of the numeric display element 7, the numeric display element 7 is visible inside.

On the other hand, the height of the display element block 6 and the number display element 7 varies depending on the mounting configuration of the equipment. Therefore, each time a new design is performed or a foot is added to a standard product, a so-called system is used. It was a custom specification product.

[0008] In recent years, it has become mainstream to omit useless things such as a clock function, and to always provide a kind error display function that is easy for the user to use. Therefore, the number of digits of the numeric display element 7 may be set to the minimum required one digit, but if there is no abnormality, the display section is not used at all.

[0009]

In such a conventional configuration, the numeral display element 7 does not light unless there is an abnormality.
Despite being a so-called infrequently used display element,
Even when it is not lit, the user can check the number display element 7 from the outside of the device, so that the user is wondering what to use and at the same time trying to enhance the luxury of the device, There has been a problem that the number display element 7 that is not usually used is conspicuous, and the quality of the device may be degraded.

An object of the present invention is to solve the above-mentioned conventional problems, and it is an object of the present invention to make the display element inconspicuous from the outside when the display element is not lit, and to improve the quality of equipment.

[0011]

According to the present invention, in order to achieve the above object, a control board is mounted on a display section for displaying the status of equipment, and a light emitting surface of a display element on the control board is positioned at a predetermined distance from the display section. Are arranged at intervals.

Thus, when the display element is not turned on, the display element is hardly noticeable from the outside, and the quality of the device can be improved.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention has a display unit for displaying the status of a device, and a control board attached to the display unit, and the light emission of a display element on the control board. The surface is arranged at a predetermined distance from the display unit, and the display element can be made inconspicuous from the outside. State. Further, even when the display device is normally lit, an unnecessary portion of the display element cannot be seen, so that the quality of the device can be improved and the design can be improved.

According to a second aspect of the present invention, in the first aspect, a wall surrounding the light emitting surface is provided between the display unit and the light emitting surface of the display element on the control board. In addition, leakage of light from the light emitting surface of the display element can be suppressed to a minimum, and the contents of numbers and alphabets when the display element is lit can be easily understood, thereby improving usability.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. The same components as those in the conventional example are denoted by the same reference numerals, and description thereof is omitted.

(Embodiment 1) As shown in FIG. 1, a control board 15 is composed of operation switches 4, 5 and a display element block 16, 7 segments in which display elements are inserted into a case. Numerical display element 1 that performs
7 is implemented. The display element block 16 displays the progress of the operation by blinking.
It is used to display the remaining time of the device and the clock function.
It plays a role in communicating the contents to the user.

The numeric display element 17 is, for example, a commercially available short standard product mounted on the control board 15 without approaching the operation display unit (display unit) 1 by a custom product as in the conventional example. At this time, the numeric display element 1
The light emitting surface 7 is separated by a predetermined distance.

Here, the predetermined distance is different depending on the size of the display element to be mounted. However, the predetermined distance is a distance at which the numeric display element 17 cannot be easily confirmed from outside the device. When the light is off, the distance is set so that the light emitting surface cannot be confirmed and the light can be confirmed only by emitting light.

As a result, the number display element 17 can be made inconspicuous from the outside, and if the number display element 17 is not normally lit, such as an abnormal display, the number display element 17 is not noticed by the user.
It can be in a so-called blindfolded state. Further, even when the display is normally turned on, such as a display of a remaining time or a clock function, an unnecessary portion of the numeral display element 17 cannot be seen.
The quality of the device can be improved and the design can be improved.

As the number display element 17, a commercially available standard product can be used. Further, the range of selection of the number display element 17 can be widened and the cost can be reduced.

In this embodiment, the light emitting surface of the numeric display element 17 is spaced apart from the operation display unit 1 by a predetermined distance from the operation display unit 1. Similarly, the light emitting surface of the display element block 16 is also separated. A predetermined distance may be provided from the operation display unit 1, and the same operation and effect can be obtained.

(Embodiment 2) As shown in FIGS. 2 and 3, a mounting member 18 for mounting the control board 15 is fixed to the outer wall 2 by welding, and a wall portion surrounding the light emitting surface of the numeric display element 17 is mounted on the mounting member 18. 19 are provided. Other configurations are the same as those in the first embodiment.

Accordingly, light leakage from the light emitting surface of the numeral display element 17 can be minimized, and the user can easily understand the contents of the numerals and alphabets when the numeral display element 17 is turned on. In addition, by providing the wall portion 19 on the mounting member 18, the light emitting surface of the numeric display element 17 blocks external light and can be made hard to see when the light is turned off. Become.

In this embodiment, the wall 19 is provided on the mounting member 18. However, the same effect can be obtained by providing the wall 19 on the control board 15.

[0025]

As described above, according to the first aspect of the present invention, there is provided a display unit for displaying a status of a device, and a control board attached to the display unit. Since the light emitting surface of the display element is arranged at a predetermined distance from the display unit, the display element can be made inconspicuous from the outside, and when the light does not normally turn on, the user does not notice it. In addition to the fact that unnecessary portions of the display element are not visible even in the case of ordinary lighting, the quality of the device can be improved and the design can be improved. Furthermore, since a commercially available standard product can be used as it is for the numerical display device and the like, the range of choice can be expanded and the cost can be reduced.

According to the second aspect of the present invention, the wall surrounding the light emitting surface is provided between the display unit and the light emitting surface of the display element on the control board. Light emission leakage can be suppressed to a minimum, the contents of numbers and alphabets when the display element is lit can be easily understood, and usability can be improved.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a display device of a device according to a first embodiment of the present invention, with a part cut away.

FIG. 2 is a sectional view of a main part of a display device of a device according to a second embodiment of the present invention.

FIG. 3 is an exploded perspective view of the display device of the device with a part cut away.

FIG. 4 is an exploded perspective view of a display device of a conventional device with a part cut away.

FIG. 5 is a front view of an operation display unit of the display device of the device.

FIG. 6 is a sectional view of a main part of a display device of the device.

[Explanation of symbols]

 1 operation display section (display section) 15 control board 17 numeric display element (display element)

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Hiroshi Kajiwara 1006 Kazuma Kadoma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.

Claims (2)

[Claims] 1. A display section for displaying a status of a device, and a control board attached to the display section, wherein a light emitting surface of a display element on the control board is arranged at a predetermined distance from the display section. Equipment display device. 2. The display device according to claim 1, further comprising a wall portion surrounding the light emitting surface between the display portion and the light emitting surface of the display element on the control board.