JPH06321447A - Display of elevator - Google Patents

Abstract

PURPOSE:To provide an elevator display that is able to display the accurate position of an elevator cage. CONSTITUTION:An elevator display displaying the position of an elevator cage with a digital display 10 is provided with an encoder 6 detecting this elevator cage position, an arithmetic unit 8 operating a signal of this encoder 6, a story floor displaying means 14 making the display 10 display a story floor of the elevator cage, and a level displaying means 15 having a level of the cage duplicatingly displayed on the display 10 by making a maintenance mode switch 16, respectively. With this constitution, since this level display can be done on the display 10 in accord with the story floor display, the elevator cage position is accurately checkable. Accordingly, in the case where the elevator cage is stopped, positioning can be done easily by way of whether or not it is set to the level position in accord with the level display properly, or set to the more upper position than the level position or the lower position otherwise.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device for an elevator in a car.

[0002]

2. Description of the Related Art A conventional elevator display device will be described with reference to FIGS. 10 and 11 are diagrams showing a circuit and an operation state of a conventional elevator display device disclosed in, for example, Japanese Patent Publication No. 3-19155.

In FIG. 10, 24a is a reed switch operated by magnetic flux, 25 is an open button lamp, and 26 is a maintenance operation switch.

In FIG. 11, 21 is a hoistway wall, 22 is a guide plate for setting an engagement zone, 23 is a car, 2
Reference numeral 4 is a car position detecting device.

Of the indicator lights installed in the car 23,
Open button light 25, reed switch 2 of car position detection device 24
4a and the maintenance operation switch 26 are connected in series between the power supplies (plus + and minus-). Then, the maintenance operation switch 26 is turned on, and it is detected whether or not the car door and the hall door are in an engaged state in which the car door and the landing door are interlocked to open and close. When the car position detecting device 24 detects the engaged state, the open button light 2
5, the reed switch 24a and the maintenance operation switch 26 form a closed circuit.

As shown in FIG. 11 (b), when the car position detecting device 24 detects the engaged state, the open button lamp 25 is turned on in the circuit shown in FIG. Thereby, it can be confirmed that the door can be opened and closed.

However, since the car position detecting device 24 turns on the open button lamp 25, it can be seen that the car 23 is within the engagement zone, but it is accurate at which position within the engagement zone. I can't find the right position. Therefore, when trying to stop at the level of the stop floor, there is a problem that level adjustment operation and fine adjustment operation are required due to the feeling of maintenance personnel.

[0008]

In the conventional elevator display device described above, it can be seen that the car 23 is within the engagement zone, but at what position within the engagement zone it is. Since it is not possible to grasp the exact position, there was a problem that when trying to stop at a level on the stop floor, level adjustment operation and fine adjustment operation were required due to the feeling of maintenance personnel.

The present invention has been made in order to solve the above-mentioned problems, and an object thereof is to obtain an elevator display device capable of displaying an accurate position of a car.

[0010]

An elevator display device according to the present invention is provided with the following means. [1] An encoder that generates a signal according to the position of the car. [2] A computing device for computing the signal of this encoder. [3] Floor display means for displaying the floor of the car on a digital display device based on the calculation result. [4] Level display means for superimposing and displaying the level of the car on the digital display device based on the calculation result.

[0011]

In the elevator display device according to the present invention, the encoder generates a signal corresponding to the position of the car. Moreover, the signal of this encoder is calculated by the arithmetic unit. Further, the floor display means displays the floor of the car on the digital display device based on the calculation result. Then, the level display means displays the level of the car on the digital display device in an overlapping manner based on the calculation result.

[0012]

【Example】

Example 1. The configuration of the first embodiment of the present invention will be described with reference to FIGS. 1 is a diagram showing the overall configuration of a first embodiment of the present invention. FIG. 2 is a block diagram showing a main part of the first embodiment of the present invention. In each figure,
The same reference numerals indicate the same or corresponding parts.

In FIG. 1, 1 is a hoisting machine installed in a machine room, 2 is a car, 3 is a counterweight that balances with the car 2, and 4 is a balance with the car 2 via the hoisting machine 1. A main rope connected to the weight 3, 5 is a landing for stopping the car 2 at the level position and getting on and off passengers, 6 is an encoder which is a rotary machine coaxial with the hoisting machine 1, and 7 is a control installed in a machine room The board 8 is installed in the control board 7, and the CPU, ROM, RAM
A reference numeral 9 denotes a car operation panel installed in the car 2, and 10 denotes a digital (35-point) display device connected to the car operation panel 9 for displaying the car position. Further, 11 is a signal line connecting the hoisting machine 1 and the control panel 7, 12 is a signal line connecting the encoder 6 and the control panel 7, and 13 is connecting the control panel 7 and the car operation panel 9 in the car 2. It is a signal line.

In FIG. 2, reference numeral 14 denotes a floor display means, and 15
Is a level display means, and 16 is a maintenance mode switch.
The floor display means 14 and the level display means 15 are R
It is a program registered in AM.

Next, the operation of the above-described first embodiment will be described with reference to FIG.
This will be described with reference to FIGS. 4, 5 and 6. First, the floor display will be described with reference to FIG. Figure 3
It is a figure which shows operation | movement of Example 1 of this invention. In FIG. 3, (a) is the movement of the car 2, (b) is the floor display,
(C) shows a level display, respectively.

During normal operation of the elevator, the signal of the encoder 6 is calculated by the arithmetic unit 8, that is, the number of pulses is counted, and the floor display means 14 displays the floor on the display unit 10. Now, when the car 2 leaves the first floor by a dimension A, the signal of the encoder 6 is calculated by the calculation device 8, and as shown in FIG. 3 (b), the floor display means 14 causes the display device 10 to display "1". Step up from "2" to "2".

Further, when the car 2 is separated from the second floor by the dimension A, the signal of the encoder 6 is calculated by the arithmetic unit 8,
As shown in (b), the display on the display device 10 is stepped up from "2" to "3" by the floor display means 14. After that, the same display operation is repeated.

Here, when the maintenance mode switch 16 is turned on, the elevator enters the maintenance mode and the maintenance person manually operates. Then, the level display means 15 displays the level display on the display device 10 so as to overlap the floor display. FIG. 4 is a diagram showing a display example of the display device 10 according to the first embodiment of the present invention. In FIG. 4, (a) is the floor display of the second floor, (b) is the level display at the upper position, (c) is the level display at the level position, (d) is the level display at the lower position, and (e) is 2 The overlapping display of the floor display of the floor and the level display of the level position is shown respectively.

As shown in FIG. 3 (a), when the car 2 comes to the size B2 below from the level position on the second floor, the encoder 6
The signal of 1 is calculated by the arithmetic unit 8, and the lower position of the second floor is overlapped and displayed on the display unit 10 by the level display means 15, as shown in FIG.

Further, as shown in FIG. 3 (a), the car 2
When reaches the level position of the second floor, the signal of the encoder 6 is calculated by the arithmetic unit 8, and as shown in FIGS. 3 (c) and 4 (e), the floor display means 14 and the level display means 15 The floor display of the second floor and the level display of the level position of the second floor are displayed on the display device 10 in an overlapping manner.

Further, as shown in FIG. 3 (a), when the car 2 comes to the upper B2 size from the level position on the second floor, the signal of the encoder 6 is calculated by the arithmetic unit 8 and the result is shown in FIG. 3 (c). As shown, the level display means 15 displays the upper position of the second floor on the display device 10 in an overlapping manner.

FIG. 5 shows an example of signals of the encoder 6 which determines the level position, the upper position and the lower position of the car 2. The numbers shown use counter values that do not overflow. When the car 2 of the elevator runs, the main rope 4 stretches and an error occurs in the counter, but this error is corrected by a correction device using a reed switch that detects the level position every time the car stops. It has become. That is, when the predetermined level position is detected, it is forcibly corrected to the counter value corresponding to the predetermined level position.

As a display method of the overlapping display, for example, there is one as shown in FIG. In Display Method 1, there are cases where it is difficult to make a distinction, but it is easier to make a distinction by changing the color. Further, the display methods 2, 3, and 4 are easy to distinguish.

The first embodiment of the present invention, as described above,
In the past, the door zone (engagement zone) was difficult to understand because the automatic floor landing device was not operated during manual operation during maintenance work on an elevator. Therefore, it is provided as a device for knowing the door zone. That is, in the elevator display device that displays the position of the car 2 on the digital display device 10, the encoder 6 that detects the position of the car 2
And a computing device 8 for computing the signal of the encoder 6, and a floor display means 1 for displaying the floor of the car 2 on the display device 10.
4 and level display means 15 for overlappingly displaying the level of the car 2 on the display device 10 by turning on the maintenance mode switch 16.

Since the level can be displayed on the display device 10 in accordance with the floor display, whether the car 2 is at the level position,
It is possible to accurately confirm whether the position is above the level position or below the level position. Therefore, when stopping the car 2 according to the level display,
There is an effect that it can be easily positioned whether it is at the level position or above or below the level position.

Example 2. It should be noted that in the first embodiment described above, 3
Although the 5-point digital display device 10 is used, the same operation can be expected when a 7-element digital display device is used as shown in FIG. FIG. 7 shows a second embodiment of the present invention.
It is a figure which shows the example of a display of this display apparatus. In FIG.
(A) Level display of the second floor, (b) Level display of the upper position, (c) Level display of the level position, (d) Level display of the lower position, (e) Floor of the second floor The overlapping display of the display and the level display of the level position is shown respectively. The display method is the same as that in the first embodiment.

Example 3. In addition, the above-described first and second embodiments
Then, the car 2 displayed the floor display and the level display overlappingly in three stages of the upper position, the lower position of the stop floor, and the level position of the stop floor, but as shown in FIG. In Example 3, a display device having a large number of display dots (pixels) is used to perform level display more finely.

For example, the car 2 is 501 mm from the stop floor
In the above upper position, the first row of the display device is turned on as shown in FIG. Further, when the position is 301 mm or more and 500 mm or less above the stop floor, the light is turned on as shown in FIG. 8B, and when the position is 101 mm or more and 300 mm or less above the stop floor, the light is turned on as shown in FIG. 8C. When the level position of the stop floor is within ± 100 mm, the light is turned on as shown in FIG. 8 (d).

Further, from the stop floor, 101 mm or more and 300
The fifth row of the display device is turned on when the position is lower than mm, the sixth row is turned on when the position is lower than 301 mm to 500 mm from the stop floor, and the figure is displayed when lower than 501 mm from the stop floor. Lights like 8 (e).

Example 4. Furthermore, if the number of display dots (pixels) of the display device is large, level display can be performed more finely. For example, when the car 2 is located above the stop floor by 501 mm or more, the car 2 is turned on as shown in FIG. 9A. Further, in the case of a position higher than the stop floor by 101 mm or more and 500 mm or less, the light is turned on as shown in FIG.
When it is within 00 mm, it is lit as shown in FIG. 9 (c), when it is below the stop floor by 101 mm or more and 500 mm or less, it is lit as shown in FIG. 9 (d), when it is below the stop floor by 501 mm or more. May be turned on as shown in FIG.

[0031]

As described above, the elevator display device according to the present invention includes an encoder for generating a signal corresponding to the position of a car, a calculation device for calculating the signal of the encoder, and a calculation result based on the calculation result. Floor display means for displaying the floor of the car on a digital display device,
Since the level display means for displaying the level of the car on the digital display device based on the calculation result is provided, the accurate position of the car can be displayed, and the car can be easily positioned. Has the effect.

[Brief description of drawings]

FIG. 1 is a diagram showing an overall configuration of a first embodiment of the present invention.

FIG. 2 is a block diagram showing a main part of the first embodiment of the present invention.

FIG. 3 is a diagram showing an operation of the first embodiment of the present invention.

FIG. 4 is a diagram showing a display operation according to the first embodiment of the present invention.

FIG. 5 is a diagram showing an operation of the first embodiment of the present invention.

FIG. 6 is a diagram showing a display method according to the first embodiment of the present invention.

FIG. 7 is a diagram showing a display operation according to the second embodiment of the present invention.

FIG. 8 is a diagram showing a display operation according to the third embodiment of the present invention.

FIG. 9 is a diagram showing a display operation according to the fourth embodiment of the present invention.

FIG. 10 is a diagram showing a circuit of a conventional elevator display device.

FIG. 11 is a diagram showing an operating state of a conventional elevator display device.

[Explanation of symbols]

 1 Hoisting machine 2 Cage 6 Encoder 7 Control panel 8 Computing device 9 Car operation panel 10 Display device 14 Floor display means 15 Level display means 16 Maintenance mode switch

Claims (1)

[Claims] 1. An encoder for generating a signal according to a position of a car, a computing device for computing a signal of the encoder,
Floor display means for displaying the floor of the car on a digital display device based on the calculation result, and level display means for displaying the level of the car on the digital display device based on the calculation result. Elevator display device characterized by being equipped.