CN214503735U - Voltage detector with checking function - Google Patents
Voltage detector with checking function Download PDFInfo
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- CN214503735U CN214503735U CN202120701534.2U CN202120701534U CN214503735U CN 214503735 U CN214503735 U CN 214503735U CN 202120701534 U CN202120701534 U CN 202120701534U CN 214503735 U CN214503735 U CN 214503735U
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Abstract
The utility model provides a voltage detector with check-up function, include: the voltage acquisition mechanism comprises a first controller, a voltage acquisition module, a data storage module and a first communication module which are electrically connected with the first controller, the standard voltage verification mechanism comprises a second controller, a second communication module and a standard signal source module which are electrically connected with the second controller, an electromagnetic relay is arranged between the voltage acquisition module and the standard signal source module and is electrically connected with the second controller, and the first controller is electrically connected with the second controller; the first controller is capable of uploading voltage detection data; the second controller can receive a verification request signal issued by the remote monitoring terminal. The utility model provides a voltage detector with check-up function can realize voltage detector's automated inspection, improves check-up efficiency and check-up precision, ensures voltage detector's safe and reliable operation.
Description
Technical Field
The utility model relates to an electric power instrument and meter technical field especially relates to a voltage detector with check-up function.
Background
The voltage quality is one of the important indexes of the power quality, and plays an important role in ensuring the safe and stable operation of a power system. The voltage detector is an electric power device for continuously monitoring and counting voltage deviation caused by slow change of a normal operation state of an electric power system, and has the functions of monitoring, analyzing, memorizing, inquiring, parameter setting and the like. In an electric power system, a voltage detector is widely applied, the detection work requirement on the voltage detector is high, and the detection work task is heavy. Along with the continuous operation of voltage detection appearance, voltage detection appearance can appear the measuring error of different degrees, influences reliability and stability to power system voltage monitoring. Therefore, the voltage detector needs to be tested to detect whether the detected voltage detector can work normally. However, the current inspection for the voltage detector still stays in a manual inspection stage, a tester needs to manually perform the test operation, the inspection efficiency is low, and the test result is inaccurate. Therefore, it is necessary to develop a voltage detector with high precision and high reliability and a calibration function.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a voltage detector with check-up function can realize voltage detector's automated inspection, improves check-up efficiency and check-up precision, ensures voltage detector's safe and reliable operation.
In order to achieve the above object, the utility model provides a following scheme:
a voltage detector with a verification function includes: the voltage acquisition mechanism comprises a first controller, a voltage acquisition module, a data storage module and a first communication module which are electrically connected with the first controller, the standard voltage verification mechanism comprises a second controller, a second communication module and a standard signal source module which are electrically connected with the second controller, an electromagnetic relay is arranged between the voltage acquisition module and the standard signal source module, the electromagnetic relay is electrically connected with the second controller, and the first controller is electrically connected with the second controller;
the voltage acquisition module is used for detecting a voltage signal of a power system or a self-checking standard voltage signal, the data storage module is used for storing voltage detection data, and the first controller is in communication connection with the remote monitoring terminal through the first communication module and is used for uploading the voltage detection data; the second controller is in communication connection with the remote monitoring terminal through a second communication module and used for receiving a verification request signal issued by the remote monitoring terminal, the standard signal source module is used for sending a self-verification standard voltage signal according to an instruction of the second controller, and the first controller receives the self-verification standard voltage signal sent by the second controller and compares the self-verification standard voltage signal with a signal detected by the voltage acquisition module to realize voltage signal verification.
Further, voltage detector still includes battery inspection mechanism, battery inspection mechanism includes battery and the battery power monitoring module who is connected with the battery, the battery does voltage detector provides working power supply, battery power monitoring module is used for the monitoring the electric quantity of battery, battery power monitoring module with first controller electric connection.
Furthermore, the voltage detector also comprises a clock checking mechanism, wherein the clock checking mechanism comprises a GPS antenna and a GPS time service module, the GPS antenna is connected with the GPS time service module, and the GPS time service module is connected with the first controller.
Further, the voltage detector further comprises a display module, wherein the display module is an electronic display screen and is electrically connected with the first controller.
Further, voltage detector still includes early warning suggestion module, early warning suggestion module includes pilot lamp and buzzer siren, pilot lamp and buzzer siren respectively with first controller electric connection.
Further, the first communication module and the second communication module are a GPRS communication module, an ethernet communication module, an RS485 module or an RS232 module.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect: the utility model provides a voltage detector with calibration function installs standard voltage calibration mechanism additional, can realize voltage self-calibration of voltage monitor to can examine battery power through battery inspection mechanism in real time, inform the staff in real time and change; in addition, the clock checking mechanism can improve the time service precision of the voltage monitor, improve the performance of the voltage monitor, provide a voltage detector with high precision, high reliability and convenient use, and has important significance for guaranteeing the safe and stable operation of the power system.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a voltage detector with a calibration function according to an embodiment of the present invention;
reference numerals: 1. a remote monitoring terminal; 2. a first communication module; 3. a first controller; 4. an early warning prompting module; 5. a battery power monitoring module; 6. a GPS time service module; 7. a GPS antenna; 8. a data storage module; 9. a display module; 10. a voltage acquisition module; 11. an electromagnetic relay; 12. a standard signal source module; 13. a second controller; 14. and a second communication module.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a voltage detector with check-up function can realize voltage detector's automated inspection, improves check-up efficiency and check-up precision, ensures voltage detector's safe and reliable operation.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the embodiment of the utility model provides a voltage detector with calibration function, include: the voltage acquisition mechanism comprises a first controller 3, a voltage acquisition module 10, a data storage module 9 and a first communication module 2 which are electrically connected with the first controller 3, the standard voltage verification mechanism comprises a second controller 13, a second communication module 14 and a standard signal source module 12 which are electrically connected with the second controller 13, an electromagnetic relay 11 is arranged between the voltage acquisition module 10 and the standard signal source module 12, the electromagnetic relay 11 is electrically connected with the second controller 13, and the first controller 3 is electrically connected with the second controller 13;
the voltage acquisition module 10 is used for detecting a voltage signal of the power system or a self-checking standard voltage signal, the data storage module 9 is used for storing voltage detection data, and the first controller 3 is in communication connection with the remote monitoring terminal 1 through the first communication module 2 and is used for uploading the voltage detection data; the second controller 13 is in communication connection with the remote monitoring terminal 1 through a second communication module 14, and is configured to receive a verification request signal issued by the remote monitoring terminal 1, the standard signal source module 12 is configured to send a self-verification standard voltage signal according to an instruction of the second controller 13, and the first controller 3 receives the self-verification standard voltage signal sent by the second controller 13, and compares the self-verification standard voltage signal with a signal detected by the voltage acquisition module 10, so as to implement voltage signal verification. The remote monitoring terminal 1 is a computer or a mobile phone of a worker, can perform remote monitoring, and can issue a verification request signal.
Voltage detector still includes battery inspection mechanism, battery inspection mechanism includes battery and the battery power monitoring module 5 of being connected with the battery, the battery does voltage detector provides working power supply, battery power monitoring module 5 is used for the monitoring the electric quantity of battery, battery power monitoring module with 3 electric connection of first controller.
The voltage detector further comprises a clock checking mechanism, the clock checking mechanism comprises a GPS antenna 7 and a GPS time service module 6, the GPS antenna 7 is connected with the GPS time service module 6, and the GPS time service module 6 is connected with the first controller 3. The second pulse of the voltage monitor read by the first controller 3 is compared with the GPS second pulse, the time error of the voltage monitor is calculated, and a time correction instruction can be sent to the voltage monitor by the first controller 3, so that time calibration can be completed.
The voltage detector further comprises a display module 8, wherein the display module 8 is an electronic display screen and is electrically connected with the first controller 3. The display module 8 can display various data acquired by the voltage acquisition module 10, and is convenient for field workers to visually check.
Voltage detector still includes early warning prompt module 4, early warning prompt module includes pilot lamp and buzzer siren, pilot lamp and buzzer siren respectively with 3 electric connection of first controller. Early warning suggestion module 4 can send early warning signal under the condition such as voltage check-up is unusual, battery power is low excessively to can audio-visually indicate the staff and be which voltage detection appearance has taken place the trouble.
The first communication module 2 and the second communication module 14 are GPRS communication modules, ethernet communication modules, RS485 modules or RS232 modules.
The utility model provides a voltage detector theory of operation with check-up function as follows: in a normal working state, only the voltage acquisition mechanism is in a working state, and voltage signals of the power system are acquired through the voltage acquisition module 10; in a checking working state, a worker sends a checking request signal to the second controller 13 through the remote monitoring terminal 1, the second controller 13 controls the standard signal source module 12 to generate a self-checking standard voltage signal and sends the self-checking standard voltage signal to the first controller 3, meanwhile, the second controller 13 controls the electromagnetic relay 11 to be closed, the voltage acquisition module 10 and the standard signal source module 12 are conducted, the self-checking standard voltage signal is acquired through the voltage acquisition module 10, the acquired signal is sent to the first controller 3, the first controller 3 carries out comparison and checking, and if an error exceeds a set range, an early warning signal can be sent to the remote monitoring terminal 1 through the first communication module 2; and the early warning prompt module 4 can be controlled to carry out early warning prompt, so that workers arriving at the site can find and overhaul targets conveniently.
The utility model provides a voltage detector with calibration function installs standard voltage calibration mechanism additional, can realize voltage self-calibration of voltage monitor to can examine battery power through battery inspection mechanism in real time, inform the staff in real time and change; in addition, the clock checking mechanism can improve the time service precision of the voltage monitor, improve the performance of the voltage monitor, provide a voltage detector with high precision, high reliability and convenient use, and has important significance for ensuring the safe and stable operation of the power system; in addition, still have battery power inspection and clock check-up function, further optimized voltage detector's performance, make things convenient for the staff to use.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (6)
1. A voltage detector with a verification function is characterized by comprising: the voltage acquisition mechanism comprises a first controller, a voltage acquisition module, a data storage module and a first communication module which are electrically connected with the first controller, the standard voltage verification mechanism comprises a second controller, a second communication module and a standard signal source module which are electrically connected with the second controller, an electromagnetic relay is arranged between the voltage acquisition module and the standard signal source module, the electromagnetic relay is electrically connected with the second controller, and the first controller is electrically connected with the second controller;
the voltage acquisition module is used for detecting a voltage signal of a power system or a self-checking standard voltage signal, the data storage module is used for storing voltage detection data, and the first controller is in communication connection with the remote monitoring terminal through the first communication module and is used for uploading the voltage detection data; the second controller is in communication connection with the remote monitoring terminal through a second communication module and used for receiving a verification request signal issued by the remote monitoring terminal, the standard signal source module is used for sending a self-verification standard voltage signal according to an instruction of the second controller, and the first controller receives the self-verification standard voltage signal sent by the second controller and compares the self-verification standard voltage signal with a signal detected by the voltage acquisition module to realize voltage signal verification.
2. The voltage detector with the verification function according to claim 1, further comprising a battery verification mechanism, wherein the battery verification mechanism includes a battery and a battery power monitoring module connected to the battery, the battery provides a working power supply for the voltage detector, the battery power monitoring module is configured to monitor a power of the battery, and the battery power monitoring module is electrically connected to the first controller.
3. The voltage detector with the checking function according to claim 1, further comprising a clock checking mechanism, wherein the clock checking mechanism comprises a GPS antenna and a GPS time service module, the GPS antenna is connected to the GPS time service module, and the GPS time service module is connected to the first controller.
4. The voltage detector with the verification function according to claim 1, further comprising a display module, wherein the display module is an electronic display screen and is electrically connected to the first controller.
5. The voltage detector with the checking function according to claim 1, further comprising an early warning module, wherein the early warning module comprises an indicator light and a buzzer alarm, and the indicator light and the buzzer alarm are respectively electrically connected with the first controller.
6. The voltage detector with the verification function according to claim 1, wherein the first communication module and the second communication module are a GPRS communication module, an ethernet communication module, an RS485 module or an RS232 module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120701534.2U CN214503735U (en) | 2021-04-07 | 2021-04-07 | Voltage detector with checking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120701534.2U CN214503735U (en) | 2021-04-07 | 2021-04-07 | Voltage detector with checking function |
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| Publication Number | Publication Date |
|---|---|
| CN214503735U true CN214503735U (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120701534.2U Active CN214503735U (en) | 2021-04-07 | 2021-04-07 | Voltage detector with checking function |
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| CN (1) | CN214503735U (en) |
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2021
- 2021-04-07 CN CN202120701534.2U patent/CN214503735U/en active Active
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