CN114859144A - A three-phase high and low voltage phasing system - Google Patents

Abstract

The invention discloses a three-phase high and low voltage phasing system, comprising a phasing detection device, a mobile terminal communicating with the phasing detection device, and a cloud server communicating with the mobile terminal; the cloud server communicates with the mobile terminal through a second pulse receiving antenna. The phasing detection device is connected for communication; the cloud server is used to provide the square wave signal and frequency information of the standard phase of the three-phase source; The network terminal connection mechanism of the device is used to verify the phase time. The mobile terminal displays the comparison between the test signal and the standard signal in real time, and makes a judgment. The mobile terminal and the phasing detection device respectively obtain the square wave signal and frequency information sent by the cloud server, perform the calibration and synchronization of the nuclear phase time by triggering the network connection mechanism, and then perform the phasing operation by comparing the test information with the standard information, The phasing efficiency of the phasing system can be significantly improved.

Description

A three-phase high and low voltage phasing system

technical field

The invention relates to the technical field of high and low voltage nuclear phases, in particular to a three-phase high and low voltage phasing system.

Background technique

The phasing detection work of the existing power line network needs to carry the directional handheld host and the transmitter to cooperate. In addition, communication resources are wasted; in the actual use process of the directional handheld host, there is a problem that the card holder is easy to contact, which leads to communication interruption; due to the delay of information transmission, it is difficult to confirm the phase verification time, which leads to inaccurate phase verification.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the problems of complex, uneconomical and large nuclear phase error in the prior art, and designs a three-phase high and low voltage phasing system; the mobile terminal and the phasing detection device respectively obtain the information sent by the cloud server Wave signal and frequency information, through triggering the network connection mechanism to calibrate and synchronize the nuclear phase time, and then perform phasing operation by comparing the test information with the standard information, which can significantly reduce the tariff budget of the phasing system and significantly improve the phasing. The phasing efficiency of the system.

In order to achieve the above technical purpose, a technical solution provided by the present invention is a three-phase high and low voltage phasing system, including a phasing detection device, a mobile terminal communicating with the phasing detection device, and a cloud communicating with the mobile terminal. server; the cloud server is communicated and connected with the phasing detection device through the second pulse receiving antenna; the cloud server is used to provide the square wave signal and frequency information of the standard phase of the three-phase source; the phasing detection device receives the three-phase source After receiving the square wave signal of the standard phase of the terminal, the network terminal connection mechanism between the mobile terminal and the phasing detection device is triggered, and the phase time is checked. The mobile terminal displays the comparison between the test signal and the standard signal in real time and makes a judgment.

In this solution, the cloud server is respectively connected to the mobile terminal and the phasing detection device, and the cloud server sends the standard phase square wave signal of the three-phase source and the frequency information through the second pulse receiving antenna to the phase detection device, and the phasing detection device The device and the mobile terminal are connected through bluetooth, and the communication gateway between bluetooth is opened and closed according to the network terminal connection mechanism to ensure the synchronization of the nuclear phase time. The mobile terminal compares the collected test information with the obtained standard information, By performing phasing, the tariff and phasing efficiency of the phasing system can be significantly improved.

Preferably, the mobile terminal includes a display unit, a storage unit, a phase determination unit, a positioning module, a time verification unit and a communication module;

The communication module is in communication connection with the phasing detector;

The storage unit is used to temporarily store the square wave signal and frequency information of the three-phase source standard phase provided by the cloud server;

The time verification unit is used for calibrating the nuclear phase time of the test signal and the square wave signal according to the frequency information of the square wave signal;

The display unit is used for the comparison display of the test signal and the square wave signal;

The positioning module is used to locate the geographic location information of the measured device node;

The phase determination unit is configured to output a comparison result according to the comparison between the test signal and the square wave signal.

In this solution, the square wave signal and frequency information of the standard phase of the three-phase source terminal obtained from the cloud server are stored in the storage unit. When the network terminal connection mechanism opens the communication gateway for information transmission, the mobile terminal obtains the test information and tests the The information includes a time label. The time label is analyzed and square wave calibrated by the time calibration unit, and the square wave signal and frequency information of the standard phase of the three-phase source terminal in the storage unit are retrieved for display and comparison. The phase determination unit uses According to the comparison between the test signal and the square wave signal, the comparison results are output.

Preferably, the phasing detection device includes a phasing detector and an operating rod connected to the phasing detector, and the phasing detector includes a test connection end, a base, and a test connection end and the base. Test the transmitter; the base is connected to the lever.

Preferably, the test transmitter includes a main control module, a charge and discharge control module, a power supply module, a Bluetooth module, a high-stable temperature compensation crystal oscillator module, a standard pulse receiving module and a power frequency signal conversion module. The module, the power supply module, the Bluetooth module, the high-stable temperature compensation crystal oscillator module, the standard pulse receiving module, and the power frequency signal conversion module are respectively electrically connected with the main control module; the power supply module is electrically connected with the charging and discharging control module; the power supply module is electrically connected with the charging and discharging control module; The frequency signal conversion module is electrically connected with the test connection end; the standard pulse receiving module is used for receiving the square wave signal and frequency information of the standard phase of the three-phase source terminal sent by the pulse-per-second receiving antenna, and the power frequency signal conversion module is used for testing The power frequency signal of the wire, the Bluetooth module exchanges information with the communication module; the high-stable temperature-compensated crystal oscillator module is used to maintain the stability of the standard clock signal, and ensure that the test transmitter phasing the test wire is accurate. sex.

Preferably, the test connection end includes a fixing seat and a metal hook fixedly mounted on the fixing seat, and the metal hook is electrically connected to the power frequency signal conversion module.

Preferably, the operating rod is a multi-section telescopic structure, the grip end of the operating rod is provided with an insulating rubber sleeve, the connecting end of the operating rod is provided with threads, and the operating rod is screwed with the base.

Preferably, the main control module is a STM32FXX type single-chip microcomputer.

The beneficial effects of the present invention are as follows: a three-phase high and low voltage phasing system is designed by the present invention; the mobile terminal and the phasing detection device respectively obtain the square wave signal and frequency information sent by the cloud server, and perform phase-checking time by triggering the network connection mechanism. Calibration and synchronization, through the comparison of test information and standard information, and then performing phasing operations, can significantly reduce the tariff budget of the phasing system and significantly improve the phasing efficiency of the phasing system.

Description of drawings

FIG. 1 is a schematic structural diagram of a three-phase high and low voltage phasing system according to the present invention.

FIG. 2 is a structural diagram of a phasing detection device of the present invention.

FIG. 3 is a structural block diagram of the test transmitter of the present invention.

Description of the markings in the figure: Description of the markings in the figure: A-Phase detection device, 1-Test transmitter, 2-Base, 31-Fixed seat, 32-Metal hook, 4-Operating lever, 41-Rubber sleeve, 11-Main control module, 12-charge and discharge control module, 13-power supply module, 14-bluetooth module, 15-high stability temperature compensation crystal oscillator module, 16-standard pulse receiving module, 17-power frequency signal conversion module; 81-mobile terminal , 82-cloud server, 83-second pulse receiving antenna.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only the best of the present invention. The embodiments are only used to explain the present invention, and do not limit the protection scope of the present invention. All other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided in order to give a thorough understanding of the embodiments of the present disclosure. However, those skilled in the art will appreciate that the technical solutions of the present disclosure may be practiced without one or more of the specific details, or other methods, components, devices, steps, etc. may be employed. In other instances, well-known methods, devices, implementations, or operations have not been shown or described in detail to avoid obscuring aspects of the present disclosure.

The block diagrams shown in the figures are merely functional entities and do not necessarily necessarily correspond to physically separate entities. That is, these functional entities may be implemented in software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor devices and/or microcontroller devices entity.

The flowcharts shown in the figures are only exemplary illustrations, and do not necessarily include all contents and operations/steps, nor do they have to be performed in the order described. For example, some operations/steps can be decomposed, and some operations/steps can be combined or partially combined, so the actual execution order may be changed according to the actual situation.

Those skilled in the art can understand that the accompanying drawings are only schematic diagrams of exemplary embodiments, and the modules or processes in the accompanying drawings are not necessarily necessary to implement the present disclosure, and therefore cannot be used to limit the protection scope of the present disclosure.

Embodiment: As shown in FIG. 1, a schematic structural diagram of a three-phase high and low voltage phasing system, including a phasing detection device A, a mobile terminal 81 communicating with the phasing detection device, and a cloud server 82 communicating with the mobile terminal. The cloud server communicates with the phasing detection device through the second pulse receiving antenna 83; the cloud server is used to provide the square wave signal and frequency information of the standard phase of the three-phase source; the phasing detection device receives the three-phase source After receiving the square wave signal of the standard phase of the terminal, the network terminal connection mechanism between the mobile terminal and the phasing detection device is triggered, and the phase time is checked. The mobile terminal displays the comparison between the test signal and the standard signal in real time and makes a judgment.

In this embodiment, the cloud server is respectively connected to the mobile terminal and the phasing detection device, and the cloud server sends the square wave signal of the standard phase of the three-phase source and the frequency information through the second pulse receiving antenna to the phase detection device, and the phasing The detection device and the mobile terminal are connected through bluetooth, and the communication gateway between bluetooth is opened and closed according to the network terminal connection mechanism to ensure the synchronization of the nuclear phase time. The mobile terminal compares the collected test information with the obtained standard information. , phasing, which can significantly improve the tariff and phasing efficiency of the phasing system.

The mobile terminal includes a display unit (not shown), a storage unit (not shown), a phase determination unit (not shown), a positioning module (not shown), a time approval unit (not shown) and a communication module (not shown), the communication module is communicatively connected to the phasing detector, and the storage unit is used to temporarily store the square wave signal and frequency information of the three-phase source standard phase provided by the cloud server; the time verification unit uses It is used to calibrate the nuclear phase time of the test signal and the square wave signal according to the frequency information of the square wave signal; the display unit is used for the comparison display of the test signal and the square wave signal; the positioning module is used to locate the geographical location of the measured equipment node position information; the phase determination unit is used for outputting a comparison result according to the comparison between the test signal and the square wave signal.

In this embodiment, the square wave signal and frequency information of the standard phase of the three-phase source obtained from the cloud server are stored in the storage unit. When the network connection mechanism enables the communication gateway for information transmission, the mobile terminal obtains the test information. The test information includes a time tag. The time tag is analyzed and square wave calibrated by the time calibration unit, and the square wave signal and frequency information of the standard phase of the three-phase source in the storage unit are retrieved for display and comparison. The phase determination unit It is used to output the comparison results according to the comparison between the test signal and the square wave signal.

As shown in FIG. 2 , the phasing detection device includes a phasing detector and an operating rod 4 connected to the phasing detector. The phasing detector includes a test connection end (not shown), a base 2 and a The test transmitter 1 is arranged between the test connection end and the base; the base is connected with the operating rod; the test connection end includes a fixing seat 31 and a metal hook 32 fixedly installed on the fixing seat, the metal hook is The power frequency signal conversion module is electrically connected; the operating rod is a multi-section telescopic structure, the grip end of the operating rod is provided with an insulating rubber sleeve 41, the connecting end of the operating rod is provided with threads, and the operating rod is connected to the base screwed.

As shown in FIG. 3 , the test transmitter includes a main control module 11 , a charge and discharge control module 12 , a power supply module 13 , a Bluetooth module 14 , a high-stable temperature-compensated crystal oscillator module 15 , a standard pulse receiving module 16 and a power frequency Signal conversion module 17, the charging and discharging control module, power supply module, Bluetooth module, high-stable temperature-compensated crystal oscillator module, standard pulse receiving module, and power frequency signal conversion module are respectively electrically connected to the main control module; the main control module It is a STM32FXX type single-chip microcomputer; the power supply module is electrically connected to the charge and discharge control module; the power frequency signal conversion module is electrically connected to the test connection terminal; the standard pulse receiving module is used to receive the three-phase source terminal sent by the second pulse receiving antenna Standard phase square wave signal and frequency information, the power frequency signal conversion module is used to test the power frequency signal of the wire, the Bluetooth module and the communication module exchange information; the high-stable temperature compensation crystal oscillator module is used to maintain The stability of the standard clock signal ensures the time accuracy of the test transmitter phasing the test leads.

The specific embodiment described above is a preferred embodiment of a three-phase high and low voltage phasing system of the present invention, and is not intended to limit the specific implementation scope of the present invention. The scope of the present invention includes but is not limited to the specific embodiment. Equivalent changes made according to the shape and structure of the present invention are all within the protection scope of the present invention.

Claims (7)

1. A three-phase high and low voltage phasing system is characterized in that, comprising a phasing detection device, a mobile terminal communicating with the phasing detection device, and a cloud server communicating with the mobile terminal; the cloud server receives the second pulse The antenna is connected in communication with the phasing detection device; the cloud server is used to provide the square wave signal and frequency information of the standard phase of the three-phase source end; after the phasing detection device receives the square wave signal of the standard phase of the three-phase source end, trigger the The mobile terminal is connected to the network terminal of the phasing detection device, and the phase time is checked. The mobile terminal displays the comparison between the test signal and the standard signal in real time, and makes a judgment. 2. a kind of three-phase high and low voltage phasing system according to claim 1, is characterized in that, described mobile terminal comprises display unit, storage unit, phase determination unit, positioning module, time approval unit and communication module; The communication module is in communication connection with the phasing detection device; The storage unit is used to temporarily store the square wave signal and frequency information of the three-phase source standard phase provided by the cloud server; The time verification unit is used for calibrating the nuclear phase time of the test signal and the square wave signal according to the frequency information of the square wave signal; The display unit is used for the comparison display of the test signal and the square wave signal; The positioning module is used to locate the geographic location information of the measured device node; The phase determination unit is configured to output a comparison result according to the comparison between the test signal and the square wave signal. 3. A three-phase high and low voltage phasing system according to claim 1 or 2, wherein the phasing detection device comprises a phasing detector and an operating rod connected with the phasing detector, the The phasing detector includes a test connection end, a base, and a test transmitter arranged between the test connection end and the base; the base is connected with the operating rod. 4. A three-phase high and low voltage phasing system according to claim 3, wherein the test transmitter comprises a main control module, a charge and discharge control module, a power supply module, a Bluetooth module, a high-stable temperature compensation type Crystal oscillation module, standard pulse receiving module and power frequency signal conversion module, the charging and discharging control module, power supply module, bluetooth module, high-stable temperature compensation crystal oscillator module, standard pulse receiving module and power frequency signal conversion module are respectively connected with the main The power supply module is electrically connected to the charge and discharge control module; the power frequency signal conversion module is electrically connected to the test connection terminal; the standard pulse receiving module is used to receive the three-phase source terminal sent by the second pulse receiving antenna Standard phase square wave signal and frequency information, the power frequency signal conversion module is used to test the power frequency signal of the wire, the Bluetooth module and the communication module exchange information; the high-stable temperature compensation crystal oscillator module is used to maintain The stability of the standard clock signal ensures the time accuracy of the test transmitter phasing the test leads. 5 . The three-phase high and low voltage phasing system according to claim 4 , wherein the test connection end comprises a fixed seat and a metal hook fixedly installed on the fixed seat, and the metal hook is connected to the power frequency. 6 . The signal conversion module is electrically connected. 6 . The three-phase high and low voltage phasing system according to claim 3 , wherein the operating rod is a multi-section telescopic structure, and the grip end of the operating rod is provided with an insulating rubber sleeve. The connecting end of the rod is provided with a thread, and the operating rod is screwed with the base. 7 . A three-phase high and low voltage phasing system according to claim 4 , wherein the main control module is a STM32FXX type single-chip microcomputer. 8 .

Images