CN209167414U - The wireless voltmeter of remotely monitoring for GGD type power control cabinet - Google Patents

Abstract

The utility model is used for the wireless voltmeter of remotely monitoring of GGD type power control cabinet, belong to electric instrument technical field, it include: voltmeter, monitor end, voltmeter includes overvoltage protection and voltage transformation module, shaping filter module, AC compensation module, ac-dc conversion module, core processing module, power supply module, overvoltage protection and voltage transformation module are sequentially connected shaping filter module, AC compensation module, ac-dc conversion module, core processing module, shaping filter module, buzzer, temperature humidity sensor module, wireless communication module, memory, display screen is connected with core processing module respectively, voltmeter is powered by power supply module；Monitoring end is made of smart phone or computer, its major function is receiving, processing and displaying data, this voltmeter can alarm to over-voltage or under-voltage situation, it is equipped with environment in Temperature Humidity Sensor real-time monitoring cabinet, monitoring end is sent for monitoring information and warning message with wireless communication mode.

Description

The wireless voltmeter of remotely monitoring for GGD type power control cabinet

Technical field

The utility model belongs to electric instrument technical field more particularly to a kind of for the long-range of GGD type power control cabinet Monitor wireless voltmeter.

Background technique

With the development of science and technology the equipment of more and more automation and intelligentifications is added to the routine work of people, The use of these equipment reduces the workload of people, a degree of labor intensity for reducing people.GGD type power control cabinet is suitable For power consumers such as power plant, substation, industrial enterprise, and there is no voltages to examine for most of existing traditional alternating current controlled cabinet Survey warning function and Temperature and Humidity warning function, and guarantee the normal Electrical Safety to power consumer of these parameters with And it is particularly important that can power control cabinet, which work normally,.It when AC low voltage power switch box breaks down, should exclude, otherwise can give in time The management of power consumer and power control cabinet causes greatly to lose.

The working condition of staff's field observation power distribution cabinet cannot monitor in real time environment in cabinet, so that live It is time-consuming and laborious to observe work, proposes that a kind of wireless voltmeter of remotely monitoring for GGD type power control cabinet, this voltmeter can replace thus It changes the voltmeter installed in existing power control cabinet or carries out preceding prepackage of dispatching from the factory, to solve these problems.

Summary of the invention

The purpose of this utility model is to provide a kind of wireless voltmeters of remotely monitoring for GGD type power control cabinet, with solution The problem of being proposed in certainly above-mentioned technical background.

To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:

A kind of wireless voltmeter of remotely monitoring for GGD type power control cabinet, it is characterised in that: for GGD type power control cabinet Remotely monitor that wireless voltmeter includes: voltmeter, monitoring end；

The monitoring end is communicated with voltmeter by wireless communication module, and function is the operation for carrying out data, deposits Storage and display.

The voltmeter includes overvoltage protection and voltage transformation module, shaping filter module, AC compensation module, hands over directly Flow conversion module, core processing module, power supply module, overvoltage protection and voltage transformation module be sequentially connected shaping filter module, AC compensation module, ac-dc conversion module, core processing module, shaping filter module, buzzer, Temperature Humidity Sensor mould Block, wireless communication module, memory, display screen are connected with core processing module respectively, and circuit is powered by power supply module, in which:

By overvoltage protection and voltage transformation module external voltage, and voltage is rationally depressured, guarantees measurement number It is protected according in optimum measurement range, while to voltmeter, prevents voltage excessive and table body is damaged, collected data It is filtered by shaping filter module and shaping, by AC compensation module, carries out alternating voltage with improving measurement accuracy Compensation, it is main to complete the conversion of of ac to DC quantity by ac-dc conversion module,

Core processing module, conversion of the completion analog quantity to digital quantity, control and data processing to entire voltmeter,

Buzzer, as the onsite alarming when voltmeter detects overtension or too low or temperature and humidity is more than threshold value Device,

Temperature humidity sensor module acquires in-cabinet temperature and humidity information, to environment in monitor rack so as to and Times It is alert,

Wireless communication module realizes the communication of voltmeter and monitoring end,

Memory, for storing the voltage and data of the Temperature and Humidity module in a period of time,

Display screen, to show temperature and humidity value and voltage value,

Power supply module provides DC voltage for voltmeter, and DC voltage provided by power supply module is to pass through industrial frequency AC Electricity carries out what transformation obtained,

The voltmeter is powered it by power supply module, and can be further by mould of powering by internal circuit Block is converted to for DC voltage meet each module needed for voltage,

The utility model has the following beneficial effects:

The utility model proposes the wireless voltmeter of remotely monitoring for GGD type power control cabinet, in traditional power control cabinet Voltmeter compare, carry out alarm by buzzer and send monitoring end for data and alarm signal handle and showing, Voltmeter can alarm to over-voltage or under-voltage situation, while be equipped with environment in Temperature Humidity Sensor real-time monitoring cabinet, If temperature and humidity measurement value is more than that threshold value also will do it alarm, voltmeter passes through wireless communication mode for monitoring information and warning message It is sent to monitoring end in real time, not only than personal monitoring safety but also also reduces the labor intensity of staff.

The utility model simple structure and reasonable design, adaptable, easy to use, novelty is strong, be very suitable for for Electric cabinet is equipped with, and can be mounted directly when power distribution cabinet produces, and can also be installed for traditional power distribution cabinet for not having this function.

Detailed description of the invention

Fig. 1 be the utility model relates to for GGD type power control cabinet remotely monitor wireless voltmeter system form frame Figure；

Fig. 2 be the utility model relates to a voltmeter correspond to it is multiple monitor ends schematic diagrames；

Fig. 3 be the utility model relates to a monitoring end correspond to the schematic diagrames of multiple voltmeters.

Specific embodiment

Specific embodiment 1:

The wireless voltmeter of remotely monitoring for GGD type power control cabinet of present embodiment is used for GGD type as shown in connection with fig. 1 The wireless voltmeter of remotely monitoring of power control cabinet includes voltmeter and monitoring end:

Voltmeter is used for collection voltages signal, temperature signal and moisture signal, and converts them to digital quantity, passes through The mode of wireless telecommunications be sent to monitoring end, voltmeter can also show in real time the parameters such as voltage, temperature and humidity and with storage Pre-stored threshold value is compared in device, is sent warning message to by way of wireless telecommunications if beyond threshold range It monitors end, and starts buzzer and alarm, voltmeter includes core processing control circuit, voltage signal acquisition circuit, temperature With moisture signal Acquisition Circuit, wireless communication module and power supply module,

Core processing control circuit, it is real for identify and control output circuit to peripheral input circuit The now processing to voltage signal, temperature signal and moisture signal and Bluetooth wireless data transmission control,

Voltage signal acquisition circuit is adopted by shaping filter module, AC compensation module and RMS conversion chip etc. Collecting voltage signal,

Temperature and humidity Acquisition Circuit by Temperature Humidity Sensor temperature collection and moisture signal, and is transmitted to core Heart processing module is handled,

Wireless communication module is responsible for for the information monitored being transferred to monitoring end and sends alarm signal to monitoring end,

Power supply module provides DC voltage for voltmeter by transformer, voltmeter internal circuit can further by for Electric module is converted to for DC voltage meet each module needed for voltage,

Monitor that end is smart phone or apparatus such as computer, for receiving voltage, the temperature and humidity information of voltmeter transmission And it calculated, stored and is shown and the voltage value, temperature value and humidity value that obtain in a period of time are changed over time into song Line etc. is shown, can also be stored and be shown historical data and receive warning message.

Specific embodiment 2:

Unlike specific embodiment one, the long-range monitoring radio for GGD type power control cabinet of present embodiment Press table, the wireless voltmeter the system composition block diagram of remotely monitoring for GGD type power control cabinet, as shown in Figure 1, the voltmeter packet Include overvoltage protection and voltage transformation module 1-1, shaping filter module 1-2, AC compensation module 1-3, ac-dc conversion module 1- 4, core processing module 1-5, buzzer 1-6, temperature humidity sensor module 1-7, wireless communication module 1-8, memory 1-9, aobvious Display screen 1-10, power supply module 1-11；

The core processing module 1-5 realizes conversion and voltage of the analog quantity to digital quantity, temperature, humidity signal processing Function,

Voltage signal acquisition is come in and voltage is down to optimal measurement by the overvoltage protection and voltage transformation module 1-1 Range and be protected to voltmeter that voltage is excessive to damage table body, ac voltage signal is then transferred to institute Shaping filter module 1-2 is stated to be handled, then by processed ac voltage signal be transferred to the AC compensation module 1-3 into Row AC compensation is to improve measurement accuracy, the output end of the AC compensation module 1-3 and the ac-dc conversion module 1-4 phase Even, alternating voltage is converted to by DC voltage by the ac-dc conversion module 1-4, the DC voltage after conversion is directly sent It is handled to core processing module 1-5, temperature humidity sensor module 1-7 acquires in-cabinet temperature in real time, and data are sent to core Heart processing module 1-5 is handled, at the same the integrated microprocessor of core processing module by above voltage value, temperature value and Humidity value is compared with threshold value pre-stored in memory, then can carry out scene by buzzer 1-6 beyond threshold range Alarm, while warning message can be also sent by way of wireless telecommunications to monitoring end, it should be noted that voltmeter measured Voltage value, temperature value and humidity value can also be transferred in real time monitoring end by wireless communication mode, communicate by wireless telecommunications mould Block 1-8 realizes that user can reasonably select communication modes according to the actual situation.

Specific embodiment 3:

The voltmeter supports multiple monitoring ends to show the same voltmeter institute measured data simultaneously, as shown in Fig. 2, Single supervision equipment is supported to show multiple voltmeter institute measured data, as shown in Figure 3.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention, all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on, should be covered by the scope of the present utility model within.

Claims (1)

1. a kind of wireless voltmeter of remotely monitoring for GGD type power control cabinet, it is characterised in that: for the remote of GGD type power control cabinet Journey monitors that wireless voltmeter includes: voltmeter (1), monitoring end (2)；

The monitoring end is smart phone or computer, and function is to carry out operation, storage and the display of data；

The voltmeter includes overvoltage protection and voltage transformation module (1-1), shaping filter module (1-2), AC compensation mould Block (1-3), ac-dc conversion module (1-4), core processing module (1-5), buzzer (1-6), temperature humidity sensor module (1- 7), wireless communication module (1-8), memory (1-9), display screen (1-10), power supply module (1-11), overvoltage protection and voltage turn Mold changing block (1-1) is sequentially connected shaping filter module (1-2), AC compensation module (1-3), ac-dc conversion module (1-4), core Heart processing module (1-5), shaping filter module (1-2), buzzer (1-6), temperature humidity sensor module (1-7), wireless telecommunications Module (1-8), memory (1-9), display screen (1-10) are connected with core processing module (1-5) respectively, power supply module (1-11) Corresponding DC voltage is provided for voltmeter；Wherein:

Overvoltage protection and voltage transformation module (1-1), protect voltmeter and are rationally depressured, will be as low as most by voltage Good measurement voltage；

Shaping filter module (1-2), is filtered input sine wave shape and shaping, improves measurement accuracy；

AC compensation module (1-3), compensates to improve measurement accuracy alternating voltage；

Ac-dc conversion module (1-4), it is main to complete the conversion of alternating voltage to DC voltage；

Core processing module (1-5) completes conversion of the analog quantity to digital quantity, control and data processing to entire voltmeter；

Buzzer (1-6), as the scene report when voltmeter detects overtension or too low or temperature and humidity is more than threshold value Alarm device；

Temperature humidity sensor module (1-7) acquires in-cabinet temperature and humidity, to environment in monitor rack so as to and alarm；

Wireless communication module (1-8) realizes voltmeter and monitors the communication between end；

Memory (1-9), for storing the voltage and data of the Temperature and Humidity module in a period of time；

Display screen (1-10), to show temperature and humidity value and voltage value；

Power supply module (1-11) provides corresponding DC voltage for voltmeter.