CN215599346U

CN215599346U - Digital multimeter data acquisition system based on optical identification

Info

Publication number: CN215599346U
Application number: CN202121171626.0U
Authority: CN
Inventors: 周加铭
Original assignee: Shenzhen Chengke Technology Co ltd
Current assignee: Shenzhen Chengke Technology Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-01-21
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a digital multimeter data acquisition system based on optical identification, in particular to the technical field of digital multimeters, and the technical scheme is as follows: the terminal comprises a terminal, an acquisition module and a transmission module, wherein the acquisition module is connected with the transmission module, the transmission module is connected with a storage module, the storage module is connected with an optical character recognition module, the optical character recognition module is connected with a data storage module, the data storage module is connected with a comparison module, the comparison module is connected with a display module, the transmission module is connected with the terminal, the terminal is provided with the storage module, the optical character recognition module, the data storage module, the comparison module and the display module, the terminal is set as a computer, and the storage module is set as an SD card, and the terminal has the advantages that: the error value of the digital multimeter can be obtained in advance, so that the later measurement precision is improved.

Description

Digital multimeter data acquisition system based on optical identification

Technical Field

The utility model relates to the field of digital multimeters, in particular to a digital multimeter data acquisition system based on optical identification.

Background

The digital multimeter is a kind of multi-purpose electronic measuring instrument, generally include the functions such as ampere meter, voltmeter, ohmmeter, sometimes also refer to universal meter, multi-purpose meter, or three-purpose meter, the digital multimeter is suitable for the portable apparatus of the basic failure diagnosis, there are apparatuses placed on the work bench, some resolution can reach seven, eight, the digital multimeter is the electronic instrument used in the electrical measurement, it can have many special functions, but the main function is to measure voltage, resistance and current, the digital multimeter, as the modern multi-purpose electronic measuring instrument, mainly used in the measuring field of physics, electricity, electron, etc., the digital multimeter is expanded on the basis of the digital direct-current voltmeter, the converter converts the analog voltage quantity that changes continuously with time into the digital quantity, count and get the measured result by the electronic counter, the decoding display circuit displays the measurement result, the logic control circuit coordinates to complete the whole measurement process in sequence under the action of the clock.

The prior art has the following defects: when the existing digital multimeter is used, the error value of the digital multimeter cannot be obtained in advance, so that the later-stage measurement accuracy can be reduced.

Therefore, the utility model is necessary to invent a digital multimeter data acquisition system based on optical identification.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a digital multimeter data acquisition system based on optical identification, which transmits the number acquired by an acquisition module to a terminal through a transmission module, converts the number into data through an optical character recognition module after transmission, and compares the data with original data through a comparison module to obtain the error value of the digital multimeter, so as to solve the problems that the error value of the digital multimeter can not be obtained in advance when the existing digital multimeter is used and most of the existing technology is carried out manually.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a digital multimeter data acquisition system based on optical identification, includes terminal, collection module and transmission module, collection module connects transmission module, transmission module connects storage module, storage module connects optical character recognition module, optical character recognition module connects data storage module, data storage module connects the contrast module, the display module is connected to the contrast module.

Preferably, the transmission module is connected with a terminal, and the terminal is provided with a storage module, an optical character recognition module, a data storage module, a comparison module and a display module.

Preferably, the terminal is set as a computer, and the storage module is set as an SD card.

Preferably, the acquisition module is configured as a camera, and the transmission module is configured as a data line.

Preferably, the optical character recognition module is set as optical character recognition software, and the data storage module is set as a database.

The utility model has the beneficial effects that:

1. when the device is used, the digital multimeter is used for detecting the previous detected device, when the device is detected, the acquisition module is used for acquiring the number on the digital multimeter, after the acquisition, the acquisition module transmits the acquired number to the storage module through the transmission module, after the transmission, the storage module stores the acquired number, and after the storage, the digital multimeter is used for detecting the previous detected device for multiple times again, so that the storage module stores multiple numbers, and the accuracy of the error value of the digital multimeter is improved by detecting the detected device for multiple times;

2. when the digital multimeter is used, the collected numbers are transmitted to the optical character recognition module through the storage module, after the transmission, the optical character recognition module converts the collected numbers into data, after the conversion, the optical character recognition module transmits the converted data to the data storage module, after the transmission, the converted data is compared with the original data of the detected equipment through the comparison module, so that the error value of the digital multimeter is obtained, after the obtained data is transmitted to the display module through the comparison module, and after the transmission, the obtained data is displayed through the display module, so that the prompt is provided for workers, and the later-stage measurement precision is improved by obtaining the error value of the digital multimeter in advance;

3. on transmitting the digit that the collection module gathered to the terminal through transmission module, after the transmission, convert the digit into data through optical character recognition module to contrast through comparison module and original data, thereby obtain digital multimeter's error value, have the error value that obtains digital multimeter through the automation like this, thereby not only can be convenient for operate, still can raise the efficiency and improve the degree of accuracy.

Drawings

FIG. 1 is a schematic flow chart provided by the present invention.

In the figure: the terminal comprises a terminal 1, a storage module 11, an optical character recognition module 12, a data storage module 13, a comparison module 14, a display module 15, an acquisition module 2 and a transmission module 3.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Referring to the attached drawing 1, the digital multimeter data acquisition system based on optical identification provided by the utility model comprises a terminal 1, an acquisition module 2 and a transmission module 3;

further, the acquisition module 2 is connected with the transmission module 3, the transmission module 3 is connected with the storage module 11, the storage module 11 is connected with the optical character recognition module 12, the optical character recognition module 12 is connected with the data storage module 13, the data storage module 13 is connected with the comparison module 14, the comparison module 14 is connected with the display module 15, specifically, the acquisition module 2 has the function of acquiring numbers on a digital multimeter, the acquisition module 2 has the function of transmitting the acquired numbers to the storage module 11 through the transmission module 3, the storage module 11 has the function of storing the acquired numbers, the storage module 11 has the function of transmitting the acquired numbers to the optical character recognition module 12, the optical character recognition module 12 has the function of converting the acquired numbers into data, after conversion, the optical character recognition module 12 has the function of transmitting the converted data to the data storage module 13, the data storage module 13 has the function of storing the original data of the detected device, after transmission, the comparison module 14 has the function of comparing the converted data with the original data of the detected device, so as to obtain the error value of the digital multimeter, after the error value is obtained, the comparison module 14 transmits the obtained data to the display module 15, after transmission, the display module 15 displays the obtained data, so as to prompt the staff, the display module 15 is preferably a display, the display is an I/O device belonging to a computer, namely an input/output device, and is a display tool which displays a certain electronic file on a screen through a specific transmission device and reflects the electronic file to human eyes.

Further, the transmission module 3 is connected to the terminal 1, and the terminal 1 is provided with a storage module 11, an optical character recognition module 12, a data storage module 13, a comparison module 14 and a display module 15.

Further, the terminal 1 is configured as a computer, the storage module 11 is configured as an SD card, specifically, the computer is commonly called as a computer, and is a modern electronic computing machine for high-speed computing, which can perform numerical computation, logic computation, and memory function, and is a modern intelligent electronic device capable of automatically and high-speed processing mass data according to program operation, and the SD card is a new generation memory device based on a semiconductor flash memory, and is widely used in portable devices due to its excellent characteristics of small size, high data transmission speed, hot-pluggable property, and the like.

Further, the acquisition module 2 is configured as a camera, the transmission module 3 is configured as a data line, specifically, the camera is a device which forms an image by using an optical imaging principle and records the image by using a negative film, and is an optical instrument for photographing, after light reflected by a scene object is focused by a camera lens and a shutter which controls exposure, the scene object forms a latent image on a photosensitive material in a dark box, and a permanent image is formed by flushing, the technology is called photography and is divided into general photography and professional photography, the camera has a function of photographing numbers on a digital multimeter, the data line is a necessary component for connecting a hard disk and a main board, and the data line has a function of transmitting data.

Further, the optical character recognition module 12 is configured as optical character recognition software, and the data storage module 13 is configured as a database, specifically, a database that has a function of converting the contents of the shot photos into data through the optical character recognition software, and the database is a warehouse that organizes, stores and manages data according to a data structure, and is a large collection of organized, sharable and uniformly managed data that is stored in a computer for a long time.

The using process of the utility model is as follows: when the utility model is used, firstly, a digital multimeter is used for detecting the previous detected equipment, when in detection, firstly, the digit on the digital multimeter is collected through the collection module 2, after the collection, the collection module 2 can transmit the collected digit to the storage module 11 through the transmission module 3, after the transmission, the storage module 11 can store the collected digit, after the storage, the previous detected equipment is detected again through the digital multimeter, thereby achieving the purpose that the storage module 11 stores a plurality of digits, after the transmission, the storage module 11 can transmit the collected digit to the optical character recognition module 12, after the transmission, the optical character recognition module 12 can convert the collected digit into data, after the conversion, the optical character recognition module 12 can transmit the converted data to the data storage module 13, wherein, the data storage module 13 has the function of storing the original data of the detected equipment, after transmission, the converted data is compared with the original data of the detected equipment through the comparison module 14, so that an error value of the digital multimeter is obtained, after the error value is obtained, the comparison module 14 transmits the obtained data to the display module 15, and after the transmission, the display module 15 displays the obtained data, so that the purpose of prompting the staff is achieved.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.

Claims

1. The utility model provides a digital multimeter data acquisition system based on optical identification, includes terminal (1), collection module (2) and transmission module (3), its characterized in that: the collection module (2) is connected with the transmission module (3), the transmission module (3) is connected with the storage module (11), the storage module (11) is connected with the optical character recognition module (12), the optical character recognition module (12) is connected with the data storage module (13), the data storage module (13) is connected with the comparison module (14), and the comparison module (14) is connected with the display module (15).

2. The optical identification-based digital multimeter data acquisition system of claim 1, wherein: the transmission module (3) is connected with the terminal (1), and the terminal (1) is provided with a storage module (11), an optical character recognition module (12), a data storage module (13), a comparison module (14) and a display module (15).

3. The optical identification-based digital multimeter data acquisition system of claim 1, wherein: the terminal (1) is set as a computer, and the storage module (11) is set as an SD card.

4. The optical identification-based digital multimeter data acquisition system of claim 1, wherein: the acquisition module (2) is set as a camera, and the transmission module (3) is set as a data line.

5. The optical identification-based digital multimeter data acquisition system of claim 1, wherein: the data storage module (13) is configured as a database.