JP3393466B2 - Display equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to various display devices having a display unit such as a temperature controller, a timer or a counter, and more specifically, it can be mounted in either vertical or horizontal mounting directions. Regarding possible display devices.

[0002]

2. Description of the Related Art A conventional display device, for example, a temperature controller 2
At 0, numerical values such as the current temperature and the set temperature are displayed on the rectangular display section 21 composed of LEDs as shown in FIG.
The longitudinal direction is displayed as the lateral direction, and normally, as shown in FIG. 5, the longitudinal direction of the display unit 21 is laterally attached to the control plate or the like. Accordingly, as shown in FIG. 6, the display unit 21 may be attached with the longitudinal direction being the vertical direction (vertical direction).

[0003]

In such a vertical mounting, since the displayed numerical values are in the horizontal direction,
The drawback is that the display is very difficult to see.

The present invention has been made in view of the above points, and in any of the mounting directions in a display device that can be mounted in either the vertical direction or the horizontal direction depending on the mounting space. However, the purpose is to make the display easy to see.

[0005]

In order to achieve the above-mentioned object, the present invention is constructed as follows.

That is, the present invention has a display portion and can be mounted in either the vertical or horizontal mounting direction, and the display portion is mounted in the vertical direction.
For vertical display or horizontal installation
A display device for performing any of the corresponding horizontal display,
In the vertical display in which the longitudinal direction of the display unit is the vertical direction,
When characters such as letters and characters are displayed along the horizontal direction
Both display a bar graph together.

The vertical display is a display in which the longitudinal direction of the display section is the vertical direction, and the horizontal display is a display in which the longitudinal direction is the horizontal direction. Either the vertical display or the horizontal display. It may be configured to have an operation unit for switching and selecting.

Further, it is preferable that the display section is composed of a dot matrix liquid crystal.

[0009]

In the horizontal display, characters such as letters and numbers may be displayed in one or more columns along the horizontal direction depending on the mode of the display device.

According to the display device of the present invention, the length of the display portion is long.
In the vertical display with the direction being the vertical direction, the horizontal display width is narrow.
Key, such as numbers displayed along the horizontal direction.
The size of the character must be small, but a bar graph
Since it is displayed as a bar,
The displayed contents can be supplemented.

Further, by operating the operation portion according to the mounting direction, it is possible to select vertical display in which the longitudinal direction of the display portion is the vertical direction or horizontal display in which the longitudinal direction is the horizontal direction.

Further, since the display section is composed of dot matrix liquid crystal, vertical display and horizontal display can be realized relatively easily.

[0014]

Further, in the horizontal display, characters such as letters and numbers are displayed in a single row or in a plurality of rows along the horizontal direction according to the mode of the display device. As a result, while it can be visually recognized even from a distant position, in the setting mode in which the key operation is performed, the setting operation can be smoothly performed by displaying the setting items and the setting values in a plurality of stages.

[0016]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings.

FIG. 1 is a front view of a temperature controller 1 as a display device according to an embodiment of the present invention.

The temperature controller 1 of this embodiment has a rectangular display section 2 extending in the longitudinal direction (horizontal direction in FIG. 1) on its front surface. The display section 2 is a dot matrix liquid crystal. Below the display unit 2, operation keys such as an up key 3, a down key 4 and a temperature display switching key 5 which are operated when setting a set temperature and the like are arranged.

When the temperature controller 1 is mounted on a control plate or the like, depending on the mounting space, the temperature controller 1 is mounted in the lateral direction with its longitudinal direction being the horizontal direction, as shown in FIG. As shown in the drawing, both longitudinal mounting and longitudinal mounting in which the longitudinal direction is the vertical direction (vertical direction) are possible.

In this embodiment, the display is made according to the mounting direction so that the display contents such as the present temperature and the set temperature can be easily viewed in both the vertical and horizontal mounting directions. is doing.

That is, in the horizontal mounting shown in FIG. 1, the longitudinal direction of the display unit 2 is the horizontal direction, and the direction orthogonal to the longitudinal direction is the vertical direction, and the horizontal display for displaying characters such as the numeral 6 and the character is performed. In addition, in the vertical mounting shown in FIG. 2, the longitudinal direction of the display unit 5 is the vertical direction, and the direction orthogonal to the longitudinal direction is the horizontal direction. It is a thing.

That is, the vertical and horizontal directions of characters such as numbers 6 and letters are rotated 90 degrees in accordance with the vertical and horizontal mounting directions, and the size of the displayed characters is changed. In both of the horizontal mounting shown in FIG. 2 and the vertical mounting shown in FIG. 2, the vertical direction of characters such as numbers and letters corresponds to the vertical direction when viewed by the user. Unlike the conventional example of 6, the character is not displayed sideways, and the display is easy to see in any mounting direction.

Further, in this embodiment, in the vertical display shown in FIG. 2, the display width in the horizontal direction is narrowed, so that the characters displayed along the horizontal direction are inevitably small. Therefore, the current temperature is displayed as a level on the bar graph 7, the set temperature is indicated by the indication portion 8 having a substantially triangular shape, and the scale 9 is also displayed together. Even from the position, the current temperature level with respect to the set temperature can be easily grasped.

FIG. 3 is a block diagram of a main part of the temperature controller 1 for performing the above display. The temperature controller 1 stores a display table for character data and the like corresponding to vertical display and horizontal display, respectively. Memory 10, the changeover switch 11 as an operation unit that is changed over according to the vertical and horizontal mounting directions, and character data and the like from the corresponding display table of the memory 10 according to the operation output of the changeover switch 11. Read out the X, Y driver 12,
A dot matrix LCD 14 which is a display unit via
CP as display control means for displaying characters and the like on the screen
U15 and this dot matrix LCD 1
4 is a negative dot LCD with LED backlight
Is.

In this embodiment, the changeover switch 11 is turned on or off in accordance with the mounting direction of the temperature controller 1 to display vertically or horizontally according to the mounting direction.

Further, in this embodiment, in horizontal display, characters such as numbers and letters are displayed in one or two columns along the horizontal direction in accordance with the mode of the temperature controller 1. In the operation mode, as shown in FIG. 1 described above, the characters such as the numeral 6 and the letters are displayed in a large size along the horizontal direction so that they can be easily seen even from a distant position, and various kinds of alarms and the like are displayed. In setting mode,
The setting items and setting values are displayed in two rows along the horizontal direction.

For example, in the alarm setting, as shown in FIG. 4, the ALM indicating the alarm, which is a setting item, is shown in the upper stage.
16 is displayed, and the set value of the alarm is displayed by numeral 6 in the lower row.

Conventionally, in such a setting mode, the LED
The display section consisting of, for example, 2
In contrast to the alternate display every second, the setting item and the setting value are displayed at the same time in this embodiment, which facilitates the setting operation. It should be noted that in the two-stage display, the size of the character is smaller than that in the one-stage display, but in the setting mode, the user is in a position close to the temperature controller 1, so the character may be difficult to see. Absent.

As another embodiment of the present invention, the display of the characters in the setting mode is not limited to two stages, but may be three stages or more.

The present invention is not limited to numbers and characters, but can be applied to other characters such as symbols.

Although the above embodiment has been described by applying to the temperature controller, the present invention is not limited to the temperature controller, but other display devices having a display unit, such as a timer,
It can be similarly applied to a counter or the like.

[0032]

As described above, according to the present invention, the vertical display with the longitudinal direction of the display unit being the vertical direction or the longitudinal direction of the display unit being the horizontal direction corresponding to the vertical or horizontal mounting, respectively. Vertical display on a display device capable of horizontal display
Now, since the bar graph is also displayed,
The display contents can be supplemented by the bar graph level display.
Can, also be a character such as numbers and characters are displayed easily visible in any mounting orientation.

[0033]

Further, in the horizontal display, the character is displayed in one or more stages depending on the mode of the display device. Therefore, in the normal operation mode, the character is displayed in one stage in a large size so that the character can be easily seen even from a distant position. On the other hand, in the setting mode in which a key operation or the like is performed, the setting operation can be smoothly performed by displaying the setting contents and the setting values in a plurality of stages at the same time.

[Brief description of drawings]

FIG. 1 is a front view showing a lateral display of a temperature controller according to an embodiment of the present invention.

FIG. 2 is a front view showing a vertical display of the temperature controller of FIG.

FIG. 3 is a block diagram of a main part of the temperature controller of FIG.

FIG. 4 is a front view showing a display in a setting mode of the temperature controller of FIG.

FIG. 5 is a front view of a conventional example.

FIG. 6 is a front view showing a conventional vertical mounting state.

[Explanation of symbols]

1 Temperature controller 2 Display 7 bar graph 10 memory 11 Changeover switch

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Akihiko Nakagawa 2075 Kaiyoshi, Okayama City, Okayama Prefecture Omron Okayama Co., Ltd. (56) References JP-A-7-334135 (JP, A) JP-A-9-114416 ( (58) Fields investigated (Int.Cl. ⁷ , DB name) G09G 3/20 G09G 3/36

Claims (4)

(57) [Claims] 1. Having a display part, it can be mounted in any of vertical and horizontal mounting directions,
The display unit has a vertical table corresponding to the vertical mounting.
Or a horizontal display corresponding to the above horizontal mounting
A display device for performing any of the above, in the vertical display in which the longitudinal direction of the display unit is the vertical direction.
Displays characters such as numbers and letters horizontally.
In addition, it is a display device characterized by displaying a bar graph together . 2. The vertical display is a display in which the longitudinal direction of the display unit is a vertical direction, and the horizontal display is a display in which the longitudinal direction is a horizontal direction, and the vertical display or the horizontal display is displayed. 2. An operation unit for switching and selecting one of the above.
Display device described. 3. The display device according to claim 1, wherein the display section is composed of a dot matrix liquid crystal. 4. The mode of the display device in the horizontal display
Characters such as numbers and letters can be
The display device according to any one of claims 1 to 3, wherein the display device is displayed in one stage or a plurality of stages .