JP2000001274A - Maintenance work support device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a maintenance work support device through which a worker concerning in a protective work can quickly and exactly input information on a voice, and can select the registration of a work item before the execution of the work. SOLUTION: A support device is equipped with a voice-sound recognizing section 22 for recognizing an inputted voice signal in each unit sound; a letter converting section 23 for converting a recognized unit sound into a fixed code; and a processing section 23 which refers to spoken languages having coded voice signals previously stored and selects a pertinent division of a plurality of divisions where a plurality of spoken languages are previously divided into a plurality of divisions to the above referred language, and whether the reference is inquisition of a previously selected order in a portable terminal unit 2 or data to be housed in the unit 2 is divided and processed. A registration order to house the data in the unit 2 is previously selected through the section 23 and stored, and the information of a protective work to make next according to a preselected registration order is outputted in a voice through a speaker 13 in the case of the protective work.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a maintenance work support device having a portable terminal device capable of inputting a voice signal via a microphone and storing various information related to building equipment.

[0002]

2. Description of the Related Art Conventionally, as a technique for converting a voice spoken by a person into data identifiable by a computer and storing the converted data in a computer, for example, as described in Japanese Patent Application Laid-Open No. A portable terminal device that allows the operator to input numerical values by voice at the time, and a counting device for counting meter reading information stored in the portable terminal device. There has been proposed a device including a voice recognition unit for recognizing voice, a numerical conversion storage unit for converting and storing the recognition result of the voice recognition unit into numerical information, and an output unit for outputting the conversion result of the numerical conversion storage unit. ing.

[0003]

However, in the above-mentioned prior art, when a voice is input, it is temporarily stored as a voice signal, and by performing a predetermined operation, the computer can convert the voice signal. Since the data is converted into identifiable data, and the data is not organized at the input location of the audio signal, the organization work of classifying the data and storing it in a predetermined location where it should be stored becomes complicated. Since a considerable amount of time has passed since the input of the voice and the conversion to the data, the meaning of the input voice has been forgotten, or the input of the voice has been absent. It takes time and effort to check the data, and there is a problem that the reliability of the converted data is low.

[0004] In addition, when a worker inputs voices in a maintenance operation or the like by using a predetermined procedure, it is possible to save time and effort for data conversion. Also, since there is no instruction on the input procedure at the time of voice input, there is also a problem that it takes time to perform voice input and inspection work, or the inspection work is missed.

SUMMARY OF THE INVENTION The present invention has been made in view of such circumstances in the prior art, and a first object of the present invention is to provide a maintenance work that enables a worker engaged in maintenance work to quickly and accurately input information by voice. An object of the present invention is to provide a work support device.

A second object of the present invention is to provide a maintenance work support apparatus which can select a registration of a work item according to an installation site or a model before maintenance work.

[0007]

In order to achieve the first object, the invention according to claim 1 of the present invention has a portable terminal device capable of inputting an audio signal via a microphone,
In a maintenance work support device for storing various information relating to building equipment, a voice recognition unit for recognizing the input voice signal for each sound, and converting a single sound recognized by the voice recognition unit into a predetermined code. A character conversion unit, a search unit that searches the speech signal coded by the character conversion unit from among prestored texts, and a plurality of types of texts are specified in advance for the text searched by the search unit. And a classification means for selecting a corresponding section from among a plurality of sections.

In the invention according to the first aspect of the present invention, the speech signal input to the speech input unit is recognized for each single sound by the speech recognition means, and then these single sounds are predetermined by the character conversion means. In addition to the conversion into a code, the coded voice signal is searched for from the prestored texts by the search means, and a plurality of types of texts are classified into a plurality of categories in advance with respect to the texts by the classification means. Select the appropriate category from At this time, for example, it is determined whether the inquiry is a pre-selected registration order in the portable terminal device or data to be stored in the portable terminal device.
As a result, a worker engaged in maintenance work can quickly and accurately input information by voice.

In order to achieve the second object, the invention according to claim 2 of the present invention is characterized in that, in the invention according to claim 1, a registration for storing data in a storage unit provided in the portable terminal device. The configuration is provided with a work procedure selecting means for selecting an order in advance, and a work procedure storing means for storing the registration order selected by the work procedure selecting means.

[0010] In the invention according to the second aspect of the present invention, when a worker engaged in the maintenance work inputs the registration of the work item by voice through the microphone, the work procedure is performed in accordance with the voice signal. The registration order for storing data in the storage unit in the portable terminal device is selected in advance by the selection means, and the registration order selected by the work procedure selection means is stored in the work procedure storage means. As a result, the registration of the work item can be selected according to the installation site and the model before the maintenance work.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of a maintenance work supporting apparatus according to the present invention. FIG. 1 is a block diagram showing a maintenance work support device according to one embodiment of the present invention,
FIG. 2 is an explanatory diagram showing an example of a situation in which the maintenance work support device of FIG. 1 is used, FIG. 3 is a flowchart showing a processing procedure when selecting a work procedure by the maintenance work support device of FIG. 1,
4 is a diagram showing an example of a selection screen for all operation procedures, FIG. 5 is a diagram showing an example of a selection screen for a machine room operation procedure, FIG. 6 is a diagram showing an example of a screen for selecting all operation procedures, and FIG. FIG. 8 is a view showing an example of a screen on which a machine room operation procedure is selected, FIG. 8 is a view for explaining switching of the operation procedure selection screen, and FIG. 10 is a flowchart showing a part thereof, FIG. 10 is a flowchart showing the remaining part of a processing procedure when processing a voice signal by the maintenance work support device of FIG. 1, and FIG. 11 confirms voice input to the maintenance work support device of FIG. FIG. 12 is a diagram illustrating a screen, and FIG. 12 is a diagram illustrating the order of voice input operations to the maintenance work support device in FIG. Note that the portions A and B in FIG.
Section and section B are continuous.

The maintenance work support apparatus according to the present embodiment shown in FIG. 1 includes, for example, a headphone type voice input / output unit 1 and a portable terminal device 2 which wirelessly transmits and receives voice information to and from the voice input / output unit 1. The portable terminal device 2 can be connected to an input connector (not shown) of the elevator control unit 3 via a cable. When the maintenance worker M of FIG. 2 reads out various measured values and maintenance information such as maintenance inspection, repair, inspection, inventory management, and the like by voice using the maintenance work support device of the present embodiment, after recognizing the voice, , The recognition result is identified and stored, and maintenance information,
Work confirmation items and inquiry information are output by voice or screen.

The voice input / output unit 1 includes a microphone 11 for collecting voice, and a voice transmission unit 12 a for transmitting voice information collected by the microphone 11 to the portable terminal device 2.
And an audio receiving unit 12b for receiving audio information sent from the portable terminal device 2, and a speaker 13 for outputting an audio signal received by the audio receiving unit 12b as audio. Voice receiving unit 12b
Constitutes the voice transmission / reception unit 12.

The portable terminal device 2 includes a voice receiving unit 21 for receiving a voice signal output from the voice input / output unit 1, and a voice recognition unit for recognizing the voice signal received by the voice receiving unit 21 for each single sound. 22; a character conversion unit 23 for converting a single sound recognized by the voice recognition unit 22 into a predetermined code; an arithmetic processing unit 24 connected to the voice recognition unit 22 and the character conversion unit 23; A voice conversion unit 25 for converting the character information identified by the unit 24 into voice information; a voice transmission unit 26 for transmitting the voice information converted by the voice conversion unit 25 to the voice input / output unit 1; A storage unit 27 for storing the registration information identified by the above, a screen display unit 28 for displaying the character information identified by the arithmetic processing unit 24, and a control signal output from the arithmetic processing unit 24 to the elevator control unit 3. Signal And a force unit 29..

The arithmetic processing unit 24 includes a speech recognition unit 22
Processing such as identification of the voice information recognized by the character conversion or the character information converted by the character conversion unit 23, output of response information, output of a control signal, and the like is performed.

In the screen display section 28, when selecting the operation procedure of the elevator, the screen 4 relating to the entire operation procedure as shown in FIGS. 4 and 6, and the first elevator as shown in FIGS. Screen 5 relating to the procedure of the machine room operation of the user is displayed. The screen 4 in FIGS. 4 and 6 includes a display frame 4a for the first elevator, a display frame 4b for the second elevator, a display frame 4c for order, and a display frame 4d for OK. The screen 5 in FIGS. Display frame 5a of electric motor
1, display frame 5a2 of running time, display frame 5a3 of sinking amount,
Insulation test display frame 5a4, ranking display frames 5b1-5b
4 and OK display frame 5c. In the screen display unit 28 described above, when processing the voice information input via the voice output / input unit 1, the screens 6a to 6f shown in FIG.
And a screen 7 shown in FIG. 11 are displayed. The screen 7 shown in FIG. 11 includes a display frame 7a of the recognition result and a display frame 7b of the electric motor.
And a display frame 7c of the main rope. The display frame 7a of the recognition result is divided into four types of table, work item, data and registration, and is displayed on the screens 6a to 6f shown in FIG. The same applies to.

In this embodiment, as shown in FIG. 2, first, the portable terminal device 2 is connected via a cable to an input connector (not shown) of the elevator control unit 3 provided in the machine room R, and then maintenance is performed. The worker M wears the headphone type voice input / output unit 1, performs an inspection work on the elevator car E remote from the elevator control unit 3, and reads out the measured values and maintenance information. The sound emitted by the maintenance person M is collected by the microphone 11 and transmitted to the portable terminal device 2 as sound information from the sound transmitting unit 12a. Next, the mobile terminal device 2 receives and recognizes the above-mentioned voice information by the voice receiving unit 21 and performs an identification process. The mobile terminal device 2 performs processes such as storage and screen display according to the result of the identification process. The result is confirmed or added to the response information and converted into audio information, and sent back to the audio input / output unit 1 via the audio transmission unit 26. Next, the voice input / output unit 1 receives the above-described voice information with confirmation or response information by the voice receiving unit 12b and outputs the voice information from the speaker 13 as voice. Thus, the maintenance person M performs the inspection work while confirming the voice information with confirmation or response information.

Further, with the maintenance work support apparatus of the present embodiment, the maintenance worker M selects a work procedure according to the processing procedure shown in FIG. 3 before the elevator maintenance work. That is, first, as the maintenance person M executes the editing software for selecting the work procedure as the procedure S1, the display screen 4 of all the work procedures is displayed on the screen display unit 28 of the portable terminal device 2 as shown in FIG. Here, the maintenance person M is, for example, as shown in FIG.
When the user selects and clicks the display frame 4a1 of the machine room included in the display frame 4a of the first elevator shown in FIG. 4 to specify the work place as step S2 and select the edit of the work of the work item as step S3, the screen Display unit 28
As shown in FIG. 5, the screen 5 of the work procedure of the first machine room is displayed.

Next, in step S4, the maintenance person M selects and clicks the display frame 5a1 of the motor shown in FIG. 5 to designate a work item, and selects and clicks the display frame 5b1 in order 1 as step S5. This determines the work item procedure. Similarly, other work items included in the screen 5 of the work procedure of the first machine room shown in FIG. 5, that is, the display frame 5a2 of the traveling time, the display frame 5a3 of the squat amount, and the display frame 5a4 of the insulation test are sequentially selected. And click, and the other work item procedure, that is, display frame 5b of order 2
2. A corresponding one of the display frame 5b3 of the order 3 and the display frame 5b4 of the order 4 is selected and clicked. As a result, for example, as shown in FIG. 7, the operation procedure of the first machine room is registered in the order of (No. 1) electric motor, (No. 2) settlement amount, (No. 3) insulation test, and (No. 4) running time. At the same time, the selected screen 5 of the work procedure of the first machine room is displayed on the screen display unit 28.

Next, as a step S6, an OK display frame 5 included in the work procedure screen 5 of the first machine room shown in FIG.
When the editing on the screen 5 of the work procedure of the first machine room shown in FIG. 7 is completed by clicking c, the above-mentioned FIG.
Is switched to the screen 4 of all the work procedures shown in FIG. 5, for example, by selecting and clicking the display frame 4b1 of the second machine room and the display frame 4c2 of the second order, the procedure of the next work place is determined as the procedure S7. In step 8, the user instructs to continue editing the work procedure.

Then, returning to the above-mentioned procedure S2, these procedures S2 to S4 are repeatedly performed, so that all work places, work place procedures, work items, and work related to the screen 4 of all work procedures shown in FIG. By determining the item procedure, for example, as shown in FIG.
No.1 machine room, (2) Machine room No.2, (3) Hoistway of No.1, No.4 pit of No.1, No.5 pit of No.5, No.6 (No.6) In addition to the registration in the order, the selected screen 4 of all the work procedures is displayed on the screen display unit 28.
Is displayed with. Next, as step S9, by clicking the OK display frame 4d included in the screen 4 of all the work procedures shown in FIG. 6, the editing software for work procedure selection is ended.

As a result, when the maintenance worker M performs the elevator maintenance work, the screens 6a to 6f on the screen display unit 28 of the portable terminal device 2 are displayed in the first machine room, the second machine room, as shown in FIG. Unit 1 hoistway, Unit 1 pit, Unit 2 pit,
The operation is automatically switched in the order of the hoistway of the second machine and the work items to be registered next are sequentially guided by voice through the speaker 13.

Further, the arithmetic processing unit 24 of the portable terminal device 2
Thus, audio information is processed according to the processing procedure shown in FIGS. 9 and 10. That is, first, in Step S11, the voice of the maintenance person M
When the voice information is transmitted through the voice transmitting unit 12a and received by the voice receiving unit 21, the procedure proceeds to step S12.
The voice information received by the voice recognition unit 22 is recognized for each single sound by the voice recognition unit 22, the voice information recognized by the voice recognition unit 22 is converted into a character code in step S13, and the converted voice information is stored in the storage unit 27 in advance in step S14. By comparing with the character codes of the stored plural words, it is searched whether or not the voice uttered by the maintenance person M is a predetermined table or work item stored in the storage unit 27.

As a result, if the voice uttered by the maintenance person M is a predetermined table or work item stored in the storage unit 27, as step S15, confirmation information for notifying the user,
For example, a character code corresponding to the voice signal “good” is added.

Next, in step S25 of FIG. 10, the above recognition result is displayed on the screen display unit 28 of the portable terminal device 2, and the processing result output from the arithmetic processing unit 24 is converted by the voice conversion unit 25 to generate a voice. Transmitter 26, audio receiver 1
2b, and outputs a sound corresponding to the processing result from the speaker 13 of the sound output unit 1 in step S27. Thereby, the maintenance person M can confirm the above processing result.

Also, in step S14 of FIG.
If it is determined that the voice uttered from the maintenance personnel M is not a predetermined table or work item, it is determined in step S16 whether the voice uttered by the maintenance person M is numerical data. At this time, if the voice uttered by the maintenance person M is numerical data, it is determined in step S17 whether the registration place, that is, the table and the work item have been specified, and if not, the process proceeds to the above step S25. On the other hand, if the table and the work item have been designated, the registration information that can be registered, for example, a character code corresponding to the voice signal “ping-pong” is added in step S18, and then the above-described step S25 is performed.
Proceed to.

On the other hand, if the voice uttered by the maintenance person M in step S16 is not numerical data, the process proceeds to step S16 in FIG.
By comparing the sound information converted as 19 with character codes of a plurality of words stored in the storage unit 27 in advance, it is determined whether the sound emitted from the maintenance person M is related to an inquiry desired as information. If it is related to an inquiry, the corresponding character code is searched from the storage unit 27 to create inquiry response information in step S20, and then the process proceeds to the above-described step S26.

If the voice uttered by the maintenance person M in step S19 does not relate to an inquiry, whether the voice uttered by the maintenance person M instructs registration of a measurement result such as a voltage or a current in step S21. Judge whether. At this time, if it is a registration command, it is checked whether or not a registration location has been designated at step S22. If a registration location has been designated at this time, a character code corresponding to the registration command is stored at step S23. Then, the process proceeds to the above step S25. On the other hand, if the registration location has not been specified in step S22, the process proceeds to step S24.
After outputting confirmation information indicating that registration is not possible,
26.

Further, when processing voice information in the above-described processing procedure, when the maintenance worker M inputs voices in the order shown in FIG. 12, for example, the recognition result is displayed on the screen display unit as shown in FIG. It is displayed at 28. That is, first (1)
When the maintenance person M utters the voice of “motor”, the portable terminal device 2 recognizes that the voice of the maintenance person M corresponds to the table, and displays “motor” in the display frame 7 a of the recognition result on the screen display unit 28. At the same time, a voice signal of “Electric motor good” is output and sounded by the speaker 13. (2) Next, when the maintenance person M forgets to specify the work item and reads out the measurement value “220”, the mobile terminal device 2 recognizes that the voice of the maintenance person M is the measurement value, and displays the screen display unit. In addition to displaying “220” in the display frame 7a of the recognition result of No. 28, since the work item is not specified, the speaker 1 outputs the audio signal of “220” without adding the confirmation information of “ping-pong”.
Pronounce 3

(3) Here, when the maintenance worker M utters a sound "OK" for instructing the registration, the portable terminal device 2 recognizes that the voice of the maintenance worker M is the registration command. Is not specified, an error message saying “registration is not possible because the item is not specified” is output as a voice signal and sounded by the speaker 13. (4) When the maintenance person M notices that the work item is not specified by the above error message, and reads out the work item “voltage”, the portable terminal device 2 outputs the voice of the maintenance person M to the work item. Is recognized, and "voltage" is displayed in the display frame 7a of the recognition result of the screen display unit 28, and a sound signal of "voltage good" is output and the speaker 13 sounds.

(5) Next, the maintenance person M reads the measured value "220".
Is read out, the portable terminal device 2 recognizes that the voice of the maintenance worker M is the measurement value, displays the measurement value “220” in the display frame 7a of the recognition result on the screen display unit 28, and displays “220, ping-pong”. Is output and the speaker 13 produces a sound signal. (6) Here, when the maintenance person M utters a sound “OK” to instruct registration, the portable terminal device 2
Recognizes that the voice of the maintenance person M is a registration command, displays a message “OK” in a registration field included in the display frame 7 a of the recognition result on the screen display unit 28, and displays the message
The measured value “220” is displayed in the voltage column included in “b” to register that the measured value of the voltage is 220 volts, and a message “registered” is output as an audio signal and sounded by the speaker 13.

In the embodiment configured as described above, the voice signal input by the portable terminal device 2 is recognized for each single sound, and these single sounds are converted into a predetermined code and searched from the word stored beforehand. Thereafter, for example, the inquiry is made as to whether the registration order is selected in advance in the mobile terminal device 2 or is the data to be stored in the mobile terminal device 2 so that the maintenance worker M engaged in the maintenance work inputs information by voice. Can be done quickly and accurately.

In the present embodiment, the registration order for storing data in the storage unit 27 is previously selected according to the input audio signal, and the selected registration order is stored, so that the installation site and model can be selected. Mobile terminal device 2 according to
Can select the work item registration before the work. This allows
Since information on the next work to be performed can be obtained by voice in accordance with the registration order set before the maintenance work, the work efficiency of the maintenance worker M can be improved from this point as well.

In the present embodiment, when the information input by the voice of the maintenance person M is related to the work item, the confirmation information “OK” is added and the voice is output from the microphone 11 of the voice input / output unit 1 by voice. In addition, when the input information relates to data and a registered place, the confirmation information “ping-pong” is added and the voice is output from the microphone 11 of the voice input / output unit 1. Can be input without looking at this screen, and other operations using hands can be performed together with this input operation, so that the flow of the operation of the maintenance person M can be improved and the operation efficiency can be improved.

The arithmetic processing unit 24 searches for a speech signal coded by the character conversion unit 23 from among words stored in advance. Classification means for selecting a corresponding category from a plurality of types of texts which have been classified into a plurality of categories in advance, work procedure selecting means for previously selecting a registration order for storing data in the storage unit 27, and work procedure selecting means. Work procedure storage means for storing the selected registration order, display conversion means for converting the wording into a display signal, and signal addition means capable of adding a predetermined audio signal to the audio signal converted by the audio conversion unit 25 are provided. Output means for outputting an audio signal through the speaker 13, and the screen display unit 2.
8 constitutes another output means for outputting a display signal.

[0036]

With the above construction, the invention according to claim 1 of the present invention enables the maintenance staff engaged in the maintenance work of the building equipment to promptly and accurately input information by voice. There is an effect that work efficiency can be improved at the time of maintenance work of facility equipment.

Further, according to the invention of claim 2 of the present invention, the registration of work items is selected by the portable terminal device according to the installation site and the model before the maintenance work of the building equipment,
Since information on the next maintenance work to be performed can be obtained by voice in accordance with the pre-selected registration order, this also has the effect of improving the efficiency of maintenance work on building equipment and devices.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a maintenance work support device according to an embodiment of the present invention.

FIG. 2 is an explanatory diagram showing an example of a situation in which the maintenance work support device of FIG. 1 is used.

FIG. 3 is a flowchart showing a processing procedure when selecting a work procedure by the maintenance work support apparatus of FIG. 1;

FIG. 4 is a diagram showing an example of a selection screen for all work procedures.

FIG. 5 is a diagram illustrating an example of a selection screen of a machine room operation procedure.

FIG. 6 is a diagram showing an example of a screen on which all operation procedures are selected.

FIG. 7 is a diagram illustrating an example of a screen on which a machine room operation procedure is selected.

FIG. 8 is a diagram for explaining switching of a work procedure selection screen.

FIG. 9 is a flowchart showing a part of a processing procedure when processing a voice signal by the maintenance work support apparatus of FIG. 1;

FIG. 10 is a flowchart showing the remaining part of the processing procedure when processing the audio signal by the maintenance work support device of FIG. 1;

FIG. 11 is a diagram showing a screen for confirming voice input to the maintenance work support device of FIG. 1;

FIG. 12 is a diagram illustrating the order of voice input operations to the maintenance work support device of FIG. 1;

[Explanation of symbols]

 Reference Signs List 1 voice input / output unit 2 mobile terminal device 3 elevator control unit 11 microphone 12 voice transmission / reception unit 13 speaker 21 voice reception unit 22 voice recognition unit 23 character conversion unit 24 arithmetic processing unit 25 voice conversion unit 26 voice transmission unit 27 storage unit 28 screen Display unit 29 Signal output unit

 ──────────────────────────────────────────────────続 き Continuation of front page (72) Inventor Hirofumi Ishimoto 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo F-term in Hitachi Building Systems Co., Ltd. (reference) 3F304 BA01 BA26 5D015 BB02 KK02

Claims (3)

[Claims] 1. A maintenance work support device having a portable terminal device capable of inputting an audio signal via a microphone and storing various information relating to equipment in a building, wherein the input audio signal is recognized for each single sound. And a character conversion unit that converts a single sound recognized by the voice recognition unit into a predetermined code. The voice signal coded by the character conversion unit is searched from prestored text. Maintenance work support, comprising: a search unit; and a classifying unit that selects a corresponding category from a plurality of types of words previously classified into a plurality of classes with respect to the word searched by the search unit. apparatus. 2. A work procedure selecting means for preliminarily selecting a registration order for storing data in a storage unit provided in the portable terminal device, and a work procedure storage means for storing the registration order selected by the work procedure selecting means. The maintenance work support device according to claim 1, further comprising: 3. A voice conversion unit for converting the text searched by the search means into a voice signal, a display conversion means for converting the text into a display signal, and an output for outputting the voice signal and the display signal, respectively. Means, and signal addition means capable of adding a predetermined sound signal to the sound signal converted by the sound conversion unit, and when the corresponding word is searched by the search means, a predetermined sound is output by the signal addition means. A signal is added, and when the inspection result and the registration place regarding the equipment are included in the classification classified by the classification unit, another predetermined audio signal is added by the signal addition unit. The maintenance work support device according to claim 1.