JPH0540930U - Function display sheet mechanism for display terminals - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a function display sheet mechanism capable of easily exchanging a function display sheet in a display terminal equipped with a touch panel. [Structure] A storage chamber for the function display sheet 4 is formed between the display screen of the display main body and the touch panel 3, and a seat insertion port 10 leading to the storage chamber is provided on a side portion of a cabinet 11 for storing the display main body. It is opened and the function display sheet 4 can be exchanged through the sheet insertion port 10.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention is a display terminal in which a transparent touch panel is arranged so as to cover a display screen of a CRT, a plasma display, an electroluminescence display, or the like, and a function display sheet serving as an index of the operation position of the touch panel is replaceably installed. The present invention relates to a display seat mechanism.

[0002]

[Prior Art]

 Conventionally, a display terminal has been proposed for monitoring the operating state of a plant including tanks, pipes, valves, etc., and the process progress status of a machine shop (for example, Japanese Patent Publication No. 52-6130). Further, the applicant has proposed a display terminal device that reduces the labor required for the user to create a program as compared with the conventional terminal device (for example, JP-A-2-150719).

In such a display terminal, not only is a screen displayed based on data from the outside, but a transparent touch panel is arranged so as to cover the display screen of the display body to operate the touch panel. Enables data input, and the operation of the plant or machine can be controlled based on the input data.

In this case, it is possible to draw the position of the touch operation and its function on the screen by the display function of the display body. For example, a key that is frequently operated, such as a numeric keypad or a function key, has a function content. It is easy to display the operation position and its function by pasting the printed function display sheet on the touch panel.

[0005]

[Problems to be solved by the device]

 However, once the function display sheet is pasted on the touch panel, if the user subsequently modifies the program to change the function of the touch panel, it is difficult to replace the function display sheet. An object of the present invention is to provide a function display sheet mechanism for a display terminal, which allows the function display sheet to be easily replaced.

[0006]

[Means for solving the problem]

 The function display sheet mechanism of the display terminal according to the present invention forms a storage chamber for the function display sheet (4) between the display screen (13) and the touch panel (3), and also the display body (12). A seat insertion port (10) leading to the storage chamber is opened on a side portion of the storage cabinet (11).

The side wall of the cabinet (11) is provided with a locking hole (11a) for inserting and locking the end of the function indicating sheet (4) protruding outward from the sheet insertion opening (10). Be done.

[0008]

[Action and effect]

 According to the function display sheet mechanism described above, it is possible to insert the function display sheet (4) into the accommodation chamber from the sheet insertion opening (10) or pull out the function display sheet (4) from the accommodation chamber. The display sheet can be easily replaced.

If a seat locking hole (11a) is formed in the side wall of the cabinet (11), the end of the seat inserted into the locking hole (11a) is gripped, and the function display sheet (4 ) Can be easily pulled out from the storage chamber, which facilitates the seat replacement work.

[0010]

【Example】

 Hereinafter, one embodiment of the present invention will be described in detail with reference to the drawings. As shown in FIG. 1, the display terminal (1) has a bezel (2) fixed to a front opening of a flat cabinet (11), and a window (21) of the bezel (2) covers a display screen. The touch panel (3) is attached.

Two seat insertion openings (10) and (10) are provided on one side of the cabinet (11), and a function display sheet is provided from each seat insertion opening (10) to the back of the touch panel (3). (4) and (41) are inserted horizontally.

The function display sheet (4) is made of polycarbonate, for example, and is formed into a thin strip plate having a thickness of about 0.3 mm. As shown in FIGS. 2 (a) and 2 (b), different function contents are provided on the surface. Multiple types of printed function display sheets (4) and (42) are prepared.

The bezel (2) is made of synthetic resin and integrally molded, and the seat insertion opening (10) is formed on the back surface of the frame body (20) having the window (21) as shown in FIG. A circular arc groove (22) is formed in two places at the top and bottom, and a first outer peripheral wall (23) and a second outer peripheral wall (24) are provided around the frame body (20) in a protruding manner. ..

As shown in FIG. 5, when the bezel (2) is attached to the cabinet (11), the ends of the arcuate grooves (22) are exposed to the outside of the cabinet (11), whereby the seat insertion opening (1) 0) will be formed.

A boss (14) is integrally provided on a side portion of the display body (12) as shown in FIG. 4, and a screw (15) is screwed from the boss (14) to an end of the cabinet (11), The display body (12) is fixed to the cabinet (11).

As shown in FIG. 6, the bezel (2) is screwed and fixed to the front opening of the cabinet (11) containing the display body (12), and the opening edge of the window (21) of the bezel (2) is fixed. A touch panel (3) is fitted from the back to cover the display screen (13). Also, with the display terminal (1) fixed to the mounting board (7), the second outer peripheral wall (24) of the bezel (2) is provided to prevent water and oil from entering the display body (12). A packing (5) having a bifurcated cross section to be attached to the surface of the mounting board (7) is attached to the.

On the back surface of the touch panel (3), as shown in FIG. 7, along the accommodating chambers of the function display sheets (4) and (41), a first strip-shaped first plate having a thickness of 1 mm extends horizontally. A spacer (6) and an L-shaped second spacer (61) having the same thickness as that of the spacer (6) are attached to each other, whereby the display screen (13) and the touch panel of the display body (12) shown in FIG. 5 are attached. The distance from (3) is maintained at 1 mm and the guide means for inserting the function display sheet is configured.

When the display terminal (1) is fixed to the mounting board (7), the cabinet (11) is fitted into the opening (71) of the mounting board (7) as shown in FIG. A pair of U-shaped mounting jigs (8) and (8) are placed on the cabinet (11) protruding from the above, and the screw jig (81) is screwed through the mounting jigs (8) and (8). Screw the tip of the screw (81) onto the back of the cabinet (11). Then, the screw tool (81) is screwed in, and the cabinet (11) is pulled backward. As a result, both ends of the mounting jig (8) are pressed against the back surface of the mounting board (7), and as a result, the display terminal (1) is fixed to the mounting board (7).

As described above, by fixing the display terminal (1) to the mounting board (7), the packing (5) is brought into close contact with the surface of the mounting board (7) as shown in FIG. Ingress of water and oil into 12) is prevented.

When replacing the function display sheet (4), with the display terminal (1) removed from the mounting board (7), the function display sheet is inserted from the sheet insertion opening (10) shown in FIG. And a new function display sheet is inserted from the sheet insertion opening (10) between the touch panel (3) and the display screen (13).

At this time, the function display sheet (4) is curved along the circular arc groove (22) of the bezel (2) as shown by a chain line in FIG. 4 and is located between the touch panel (3) and the display screen (13). It will be inserted into the smooth. Also, when the function display sheet (4) has completely reached the insertion position, the end of the function display sheet (4) on the side opposite to the insertion side is curved along the circular arc groove (22) of the bezel (2), The tip slightly protrudes from the sheet insertion opening (10).

Therefore, when the function display sheet (4) is made of an elastic material such as polycarbonate, the function display sheet (4) is elastically returned to the inner surface or display of the bezel (2) in the insertion completed state shown in FIG. It is pressed against the screen (13), etc., and is prevented from coming off by the sealing structure of frictional force and packing (5). When replacing the function display sheet (4), the function display sheet can be easily pulled out against the frictional force.

According to the function display sheet mechanism of the above display terminal, not only the function display sheet can be easily exchanged, but also in the mounted state of the display terminal shown in FIG. Since the sheet insertion opening (10) is located inside the sheet, an excellent effect can be obtained in terms of environmental resistance.

[0024]

[Other Examples]

 FIG. 9 shows a seat locking hole (11a) formed in the side wall of the cabinet (11) for inserting the end of the function display sheet (4) protruding outward from the seat insertion opening (10). .. After inserting the function display sheet (4) from the sheet insertion opening (10) between the touch panel (3) and the display screen (13), bend the sheet end protruding from the sheet insertion opening (10), and The seat is locked by inserting it into the seat locking hole (11a).

As a result, the tip of the sheet (4) protruding from the sheet insertion opening (10) comes off from the packing (5) and the bezel (2). Therefore, when the sheet is replaced, the sheet end is inserted into the sheet. The seat can be easily pulled out from the mouth (10), which facilitates the seat replacement work.

In this case, as shown in FIG. 10, if a perforation (4a) is engraved at the end of the function display sheet (4) made of polyester, the sheet (4) is placed at the sheet insertion opening (10). Can be easily bent, and the seat locking hole (11a) can be easily inserted.

The above description of the embodiments is for explaining the present invention, and should not be construed as limiting the invention described in the scope of the utility model registration request or reducing the scope. Further, the configuration of each part of the present invention is not limited to the above-mentioned embodiment, and it goes without saying that various modifications can be made within the technical scope described in the scope of claims for utility model registration.

[Brief description of drawings]

FIG. 1 is an external perspective view of a display terminal equipped with a function display sheet mechanism according to the present invention.

FIG. 2 is a plan view of two function display sheets having different displays.

FIG. 3 is a perspective view of the back surface of the bezel.

FIG. 4 is a horizontal sectional view showing a main part of a function display sheet mechanism.

FIG. 5 is a perspective view showing a sheet insertion port.

FIG. 6 is a horizontal sectional view showing a fixing structure of a bezel and a cabinet.

FIG. 7 is a perspective view showing a spacer provided on the back surface of the touch panel.

FIG. 8 is an exploded perspective view showing a fixing mechanism of the display terminal to the mounting board.

FIG. 9 is a horizontal sectional view showing a main part of a function display sheet mechanism according to another embodiment.

FIG. 10 is a plan view of a function display sheet according to another embodiment.

[Explanation of symbols]

 (1) Display terminal (2) Bezel (3) Touch panel (4) Function display sheet (10) Seat insertion port (11) Cabinet (11a) Seat locking hole

Claims (2)

[Scope of utility model registration request] 1. A display terminal in which a transparent touch panel (3) is arranged so as to cover a display screen (13) and data can be input by a touch operation of the touch panel (3),
A storage chamber for the function display sheet (4) is formed between the display screen (13) and the touch panel (3), and the side of the cabinet (11) for storing the display body (12) is connected to the storage chamber. A function display sheet mechanism for a display terminal, characterized in that a sheet insertion port (10) through which it is communicated is opened, and the function display sheet (4) can be exchanged via the sheet insertion port (10). 2. A function display sheet protruding outward from the sheet insertion opening (10) on the side wall of the cabinet (11).
The function display sheet mechanism according to claim 1, wherein a locking hole (11a) for inserting and locking the end of (4) is provided.