CN215894801U - High-fault meter box comprehensive diagnosis device - Google Patents

Abstract

The utility model discloses a high-fault meter box comprehensive diagnosis device in the technical field of meter box comprehensive diagnosis, which comprises a data acquisition and control center, wherein the data acquisition and control center is respectively connected with an open type leakage sensor, a leakage protection tester and an infrared thermal imager and is used for acquiring detection information data, the data acquisition and control center is connected with a mobile terminal and is used for informing related personnel of early warning and fault warning information in a short message sending mode, and the data acquisition and control center is connected with an APP terminal through a cloud server and is used for on-line information state checking and operation and maintenance state control.

Description

High-fault meter box comprehensive diagnosis device

Technical Field

The utility model relates to the technical field of comprehensive diagnosis of meter boxes, in particular to a comprehensive diagnosis device for a high-fault meter box.

Background

With the improvement of national economic level, the load of a low-voltage distribution line AC400V power grid in China is increased rapidly, line and equipment leakage becomes a non-negligible factor threatening the safe operation of the power grid, and with the aging of the line in a transformer area, users can solve the problem of poor free operation and the line leakage fault is more and more serious, thereby seriously affecting the power supply quality, increasing the line loss and reducing the power supply reliability.

The electric leakage fault is caused by the large use of electric equipment of a user and poor insulation of a plurality of electric equipment, and the leakage protection of the inlet wire of the meter box is caused to trip frequently; if the incoming line switch has no leakage protection function, the frequent tripping of the primary protection or the main protection of the transformer area can be caused. The tripping caused by the consumer electric equipment mostly does not exist within a short time after the equipment is switched on, and the leakage tripping can be caused once the consumer uses the equipment again. Such repeated power failure faults bring great difficulties to safe and reliable operation of the transformer area, and particularly, the leakage faults causing tripping are difficult to find out in the aspect of troubleshooting. Therefore, the power failure probability of the line and the user is reduced, and the requirements of reducing the power failure times and the power failure time are particularly urgent.

Based on the technical scheme, the utility model designs a comprehensive diagnosis device for the high-fault meter box to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high trouble table case comprehensive diagnosis device to solve above-mentioned technical problem.

In order to realize the purpose, the utility model provides the following technical scheme: a high-fault meter box comprehensive diagnosis device comprises a data acquisition and control center, wherein the data acquisition and control center is connected with an open type leakage sensor and is used for acquiring information of leakage values of a user side or an incoming line side in a meter box in real time, the data acquisition and control center is connected with the leakage protection tester and is used for acquiring information for testing the leakage protection characteristics of a user leakage output switch in the meter box or a meter box inlet wire leakage switch, the data acquisition and control center is connected with the infrared thermal imager and is used for acquiring and detecting the information whether the switch works normally after the load state of the load of the simulation user terminal is expressed, the data acquisition and control center is connected with the mobile terminal and is used for informing related personnel of the early warning and fault warning information in a short message sending mode, the data acquisition and control center is connected with the APP terminal through the cloud server and is used for checking the online information state and controlling the operation and maintenance state.

Preferably, data acquisition and control center include the treater, the treater is connected with the memory and is used for reading and save the detection data, the treater is connected with data acquisition module and is used for connecting leakage protection tester, infrared thermal imager and mobile terminal detection circuitry gather relevant detection data, the treater is connected with wireless communication module and is used for the wireless communication at mobile terminal and APP terminal respectively.

Preferably, the data acquisition module is connected with the leakage protection tester, the infrared thermal imager and the mobile terminal by using a 458 bus or a Can bus.

Preferably, the wireless communication module utilizes 4G communication and carries out uploading and issuing transmission of data with mobile terminal and APP terminal.

Compared with the prior art, utility model's beneficial effect does:

the utility model realizes the rapid and accurate study and judgment of the fault meter box. The low-voltage fault is actively researched and judged, the fault is accurate to the home, the fault repair time is shortened, and the processing quality of a high-fault meter box is improved.

The utility model has the advantages of high failure emergency repair efficiency, low labor cost and time cost. By reducing the failure rate, the emergency repair efficiency is improved, the emergency repair power restoration time is shortened, and the labor and time cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

FIG. 1 is a schematic diagram of a module relationship structure according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the method comprises the following steps of 1-a data acquisition and control center, 11-a processor, 12-a data acquisition module, 13-a wireless communication module, 14-a memory, 2-an open type leakage sensor, 3-a card leakage protection tester and 4-an infrared thermal imager.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1, the utility model provides a technical solution: a high-fault meter box comprehensive diagnosis device comprises a data acquisition and control center 1, wherein the data acquisition and control center 1 comprises a processor 11, the processor 11 is connected with a memory 14 for reading and storing detection data, the processor 11 is connected with a data acquisition module 12 for connecting an electric leakage protection tester 3, an infrared thermal imager 4 and a mobile terminal 5 detection line to acquire related detection data, and the data acquisition module 12 is connected with the electric leakage protection tester 3, the infrared thermal imager 4 and the mobile terminal 5 by a 485 bus or a Can bus;

the data acquisition and control center 1 is connected with the open type electric leakage sensor 2, the electric leakage value of the incoming line side of a user or the meter box is detected in real time, and once the catastrophe electric leakage value and the slowly-varying electric leakage value are higher than the set threshold value, the module generates alarm information and reports the alarm information to the data acquisition and control center 1 in time; the open-type leakage sensor is made of a special material with good leakage magnetic linearity by using an ultra-microcrystalline punching sheet and permalloy shielding mode, so that the accuracy of the leakage test at the low end is ensured, the low end test error is greatly reduced, and the installation and the disassembly are convenient;

data acquisition and control center 1 are connected with earth leakage protection tester 3, test to the user's electric leakage output switch in the table case or table case inlet wire earth leakage switch's earth leakage protection characteristic to judge by the exactness and the functional validity of the earth leakage protection characteristic of monitoring earth leakage switch. The function has two modes of automatic test and manual test, and can be operated and controlled by a data acquisition and control center. According to the parameter set value of the leakage protection to be detected, the leakage protection tester 3 is adjusted to enable the leakage output to be matched with the set value, so as to check whether the leakage working characteristic of the leakage protection meets the requirement or not;

data acquisition and control center 1 are connected with infrared thermal imager 4, detect table case wiring problem: the wiring problem mainly includes the problems that the contact of a wiring terminal is poor, a contact point is burnt and the like, and the contact resistance of the contact point is large; the user line is switched off and the analog load is connected by using the load (the load is adjustable) of the analog user side load, and whether the switch works normally after the meter is detected, wherein the problems comprise whether the contact is good and heating problems;

the processor 11 is connected with a wireless communication module 13 which is respectively used for wireless communication of the mobile terminal 5 and the APP terminal 7, the wireless communication module 13 utilizes 4G communication to carry out data uploading and issuing transmission with the mobile terminal 5 and the APP terminal 7, the data acquisition and control center 1 is connected with the mobile terminal 5 and is used for informing related personnel of the early warning and fault warning information in a short message sending mode, the data acquisition and control center 1 is connected with the APP terminal 7 through the cloud server 6 and is used for online information state viewing and operation and maintenance state control, once the monitored line has mutation and slow change leakage information, the data acquisition and control center issues a command to the short message module, the detailed content of the information is sent to a mobile phone of a designated maintainer in a mobile phone short message mode, and the related personnel are informed of the early warning and fault warning information in time; the APP terminal 7 or the WeChat applet service application can check system operation data on a mobile phone at any time and any place, and can realize maintenance functions of equipment information creation and modification, monitored branch information input, alarm threshold value change, alarm processing and the like for maintainers with certain management authority.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a diagnostic device is synthesized to high trouble table case which characterized in that: including data acquisition and control center (1), data acquisition and control center (1) are connected with open type electric leakage sensor (2) and are used for gathering the information that real-time detection user side or table incasement inlet wire side leakage value, data acquisition and control center (1) are connected with leakage protection tester (3) and are used for gathering the information that tests to the leakage protection characteristic of table incasement user electric leakage output switch or table case inlet wire leakage switch, data acquisition and control center (1) are connected with infrared thermal imager (4) and are used for gathering the information that whether back switch work is normal under the load condition that detects simulation user side load, data acquisition and control center (1) are connected with mobile terminal (5) and are used for informing relevant personnel this early warning of short message mode and fault warning information, data acquisition and control center (1) are connected with APP terminal (7) through server (6) and are used for online information state high in the clouds And checking and controlling the operation and maintenance state.

2. The high-fault meter box comprehensive diagnosis device of claim 1, characterized in that: data acquisition and control center (1) are including treater (11), treater (11) are connected with memory (14) and are used for reading and save the test data, treater (11) are connected with data acquisition module (12) and are used for connecting earth leakage protection tester (3), infrared thermal imager (4) and mobile terminal (5) detect the relevant test data of circuit collection, treater (11) are connected with wireless communication module (13) and are used for the wireless communication of mobile terminal (5) and APP terminal (7) respectively.

3. The high-fault meter box comprehensive diagnosis device of claim 2, characterized in that: the data acquisition module (12) is connected with the leakage protection tester (3), the infrared thermal imager (4) and the mobile terminal (5) by a 485 bus or a Can bus.

4. The high-fault meter box comprehensive diagnosis device of claim 2, characterized in that: the wireless communication module (13) utilizes 4G communication and carries out uploading and issuing transmission of data with mobile terminal (5) and APP terminal (7).

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