CN220419455U - Portable load electricity data acquisition device - Google Patents

Abstract

The utility model discloses a portable load electricity data acquisition device, which comprises: the device comprises a power socket, a power plug, an MCU controller, an SD memory card, a voltage conditioning circuit, a current conditioning circuit and a sampling resistor; the sampling resistor is arranged between the power socket and the power plug, the voltage conditioning circuit and the current conditioning circuit are respectively connected with two ends of the sampling resistor, the MCU controller is connected with the SD memory card, the voltage conditioning circuit and the current conditioning circuit, the power socket is used for being connected with a power load to be detected, the power plug is used for being inserted into the power socket to further obtain a power supply of the power load to be detected, wherein the whole circuit is packaged in the socket, an external power supply, a sensor, a conversion module and the like except the power socket are not needed, the carrying is convenient, a computer and an adapter wire are not needed, the use by a common user is convenient, and the load which is difficult to deploy and detect due to space reasons in a traditional acquisition scheme can be acquired, and the sampling resistor is simple and effective.

Description

Portable load electricity data acquisition device

Technical Field

The application relates to the technical field of load electricity data acquisition, in particular to a portable load electricity data acquisition device.

Background

As the demands of electricity safety and energy saving management are increased, the application scenes of intelligent load identification are increased, however, in the prior art, the intelligent load identification technology depends on the training of load electricity data, wherein the more complete and accurate the data are used for training, the higher the accuracy of load identification is, so that the intelligent load identification is that the acquisition of electricity data of various loads in advance is necessary;

the current load electricity data acquisition scheme mainly comprises that a singlechip acquires voltage and current signals of a load through a conditioning circuit, and the voltage and current signals are directly transmitted to a computer (special software is required to be deployed on the computer) through a singlechip universal asynchronous transceiver or other peripherals or through a conversion device, wherein the scheme is complex in deployment, complex in wiring and easy to get an electric shock, so that ordinary users such as non-professionals are difficult to independently complete data acquisition work, the use experience of the users is influenced, the traditional acquisition scheme is difficult to deploy in scenes with smaller space, and partial loads such as air conditioner loads installed on a wall surface cannot be effectively acquired.

Disclosure of Invention

The following is a summary of the subject matter described in detail herein.

The embodiment of the application provides a portable load electricity consumption data acquisition device, can guarantee at least, this application scheme is through a portable load electricity consumption data acquisition device, portable load electricity consumption data acquisition device includes: the power socket is connected with a load, the power plug is connected with a power supply, load electricity data can be obtained through the MCU controller, and loads which are difficult to deploy and detect in traditional acquisition schemes such as air conditioning loads installed on a wall surface can be effectively acquired.

The embodiment of the utility model provides a portable load electricity data acquisition device, which comprises: the device comprises a power socket, a power plug, an MCU controller, an SD memory card, a voltage conditioning circuit, a current conditioning circuit and a sampling resistor; the sampling resistor is arranged between the power socket and the power plug, the voltage conditioning circuit and the current conditioning circuit are respectively connected with two ends of the sampling resistor, the MCU controller is connected with the SD memory card, the voltage conditioning circuit and the current conditioning circuit, the power socket is used for being connected with an electric load to be detected, and the power plug is used for being inserted into the power socket to further obtain a power supply of the electric load to be detected.

The portable load electricity data acquisition device provided by the embodiment of the utility model has at least the following beneficial effects: the portable load electricity consumption data acquisition device of this application includes: the device comprises a power socket, a power plug, an MCU controller, an SD memory card, a voltage conditioning circuit, a current conditioning circuit and a sampling resistor; the utility model provides a power supply system, including sampling resistance, power supply socket, power supply plug, voltage conditioning circuit, current conditioning circuit, MCU controller, power supply socket, power supply plug and power supply module, sampling resistance set up in power supply socket with between the power supply plug, voltage conditioning circuit with current conditioning circuit respectively with sampling resistance's both ends are connected, MCU controller connects the SD memory card voltage conditioning circuit with current conditioning circuit, power supply socket is used for inserting the power supply socket and then obtains the power supply of waiting to detect the power supply of power supply load, wherein, this application encapsulates whole circuit in the socket, does not need external power and sensor and the conversion module etc. except power supply socket, conveniently carries, need not the computer, need not the patch cord, and ordinary users such as the non-professional person of being convenient for independently accomplish data acquisition work, power supply socket inserts the load, can obtain load power consumption data through MCU controller, can effectively gather such as some traditional collection schemes such as install the air conditioner load of wall and be difficult to deploy the load that detects, it is simple effective.

In some embodiments, the power socket and the power plug are connected through a zero line and a fire line, the sampling resistor is arranged on the fire line, the voltage conditioning circuit is connected with one end of the zero line and one end of the sampling resistor respectively, and the current conditioning circuit is connected with two ends of the sampling resistor.

In some embodiments, the MCU controller is connected to the SD memory card through an SPI bus.

In some embodiments, the voltage conditioning circuit and the current conditioning circuit are configured to obtain a sampled voltage signal through the sampling resistor, obtain a conditioned voltage signal and a conditioned current signal according to the voltage signal, and the MCU controller is configured to obtain a digital signal according to the conditioned voltage signal and the conditioned current signal.

In some embodiments, a save button is disposed on the power socket, the save button is connected to the MCU controller through an IO bus, and the save button is configured to send a control signal to the MCU controller, so that the MCU controller stores the digital signal in the SD memory card according to the control signal.

In some embodiments, the save button, when pressed, issues the control signal to cause the MCU controller to store the digital signal in the SD memory card or to stop storing the digital signal in the SD memory card.

In some embodiments, a power indicator is provided on the power socket, and the power indicator is used for indicating whether the portable load electricity data acquisition device is powered on.

In some embodiments, the power outlet is provided with a data storage indicator light.

In some embodiments, the data saving indicator light is configured to flash during the process of the MCU controller storing the digital signal in the SD memory card, and to turn off during the process of the MCU controller stopping storing the digital signal in the SD memory card.

In some embodiments, the MCU controller, the SD memory card, the voltage conditioning circuit, and the current conditioning circuit are disposed on one PCB circuit board.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

Fig. 1 is a block diagram of a portable load electricity data acquisition device according to an embodiment of the present utility model.

Reference numerals: 101. a power socket; 102. a power plug; 103. sampling a resistor; 104. a voltage conditioning circuit; 105. a current conditioning circuit; 106. an MCU controller; 107. an SD memory card; 108. a save button; 109. data storage indicator lamp; 110. and a power indicator lamp.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. Furthermore, the described features, operations, or characteristics of the description may be combined in any suitable manner in various embodiments. Also, various steps or acts in the method descriptions may be interchanged or modified in a manner apparent to those of ordinary skill in the art. Thus, the various orders in the description and drawings are for clarity of description of only certain embodiments, and are not meant to be required orders unless otherwise indicated.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The terms "coupled" and "connected," as used herein, are intended to encompass both direct and indirect coupling (coupling), unless otherwise indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

In the related art, as the requirements of electricity safety and energy saving management are more and more, the application scenes of intelligent load identification are more and more, however, in the prior art, the intelligent load identification technology depends on the training of load electricity data, wherein the more complete and more accurate the data are used for training, the higher the accuracy of load identification is, so that in the process of intelligent load identification, it is necessary to collect the electricity data of various loads in advance; the current load electricity data acquisition scheme mainly comprises that a single chip Microcomputer (MCU) acquires voltage and current signals of a load through a conditioning circuit, and the voltage and current signals are directly transmitted to a computer (the computer needs to be provided with special software) through a single chip microcomputer universal asynchronous receiver/transmitter (uart) or other peripherals (such as a serial port communication interface, SCI) or through a conversion device (such as a uart network port, uart usb port and the like), wherein the scheme is complex in deployment, complex in wiring and easy to get an electric shock, so that common users such as non-professionals are difficult to independently complete data acquisition work, the user use experience is influenced, and the traditional acquisition scheme is difficult to be deployed in scenes with smaller space, so that partial loads such as air conditioning loads installed on a wall surface cannot be effectively acquired.

For at least solving the problem that exists among the above-mentioned technique, this application has proposed a portable load electricity data acquisition device, can guarantee at least, and the portable load electricity data acquisition device of this application includes: the device comprises a power socket, a power plug, an MCU controller, an SD memory card, a voltage conditioning circuit, a current conditioning circuit and a sampling resistor; the sampling resistor is arranged between the power socket and the power plug, the voltage conditioning circuit and the current conditioning circuit are respectively connected with two ends of the sampling resistor, the MCU controller is connected with the SD memory card, the voltage conditioning circuit and the current conditioning circuit, the power socket is used for being connected with a power load to be detected, the power plug is used for being inserted into the power socket to further obtain a power supply of the power load to be detected, wherein the whole circuit is packaged in the socket, an external power supply, a sensor, a conversion module and the like except the power socket are not needed, the whole circuit is convenient to carry, a computer is not needed, an adapter wire is not needed, the data acquisition work is independently completed by ordinary users such as non-professionals, the power socket is connected with the power supply, the power plug is connected with the power supply, the power supply can acquire load power consumption data through the MCU controller, and loads such as loads which are difficult to be detected by deployment in a traditional acquisition scheme such as air conditioning loads installed on a wall surface can be effectively acquired, and the method is simple and effective.

The conditioning circuit is a signal processing circuit and is used for converting an analog signal into a digital signal for data acquisition, control process, calculation, display reading or other purposes, and the voltage conditioning circuit and the current conditioning circuit are two circuits for regulating voltage and current which are common in electronic equipment; the voltage conditioning circuit is mainly used for stably regulating input voltage to meet the requirement of electronic equipment on stable voltage, and is generally composed of a voltage stabilizer, a filter and a feedback control circuit, wherein the voltage stabilizer can be used for regulating the input voltage to keep the output voltage at a stable value, the filter is used for removing noise and fluctuation in the input voltage to ensure the stability of the output voltage, and the feedback control circuit can be used for monitoring the output voltage and regulating the voltage stabilizer according to the requirement to keep the stability of the output voltage; the current conditioning circuit is mainly used for adjusting the current in the electronic equipment to meet the current demand of the equipment, and is generally composed of a current source, a current limiter and a load circuit. The current source can provide stable current output, and the current limiter can limit the output current to prevent overload or short circuit. The load circuit is a part for receiving current and completing a specific task; it should be noted that, the voltage conditioning circuit and the current conditioning circuit can condition the voltage and current signals within the sampling range of the MCU controller as a conventional means in the prior art.

The present application is described in detail below with reference to the accompanying drawings.

Referring to fig. 1, fig. 1 is a block diagram of a portable load electricity data acquisition device according to an embodiment of the present utility model, and the embodiment of the present utility model provides a portable load electricity data acquisition device including: a power socket 101, a power plug 102, an MCU controller 106, an SD memory card 107, a voltage conditioning circuit 104, a current conditioning circuit 105 and a sampling resistor 103; sampling resistor 103 sets up between supply socket 101 and power plug 102, voltage conditioning circuit 104 and current conditioning circuit 105 are connected with sampling resistor 103's both ends respectively, MCU controller 106 connects SD memory card 107, voltage conditioning circuit 104 and current conditioning circuit 105, supply socket 101 is used for inserting and waits to detect the power consumption load, power plug 102 is used for inserting the power supply socket and then obtains the power supply of waiting to detect the power consumption load, make the user can be in the in-service use process, can be through the simple effectual collection load of this portable load power consumption data acquisition device of application data, and this application encapsulates whole circuit in the socket, do not need external power and sensor and the conversion module etc. except that the power supply socket, conveniently carry, need not the computer, do not need the patch cord, be convenient for ordinary users such as non-professional independently accomplish data acquisition work.

In some embodiments, the use process of the portable load electricity data acquisition device in the application is as follows, the user inserts the plug of the electricity load to be detected into and out of the power socket 101 in the application, and simultaneously the power plug 102 of the application is inserted into an external power socket and then is communicated with a power supply circuit, namely, the electricity load to be detected is connected with the power supply circuit through the portable load electricity data acquisition device in the application, a current signal forms a sampling voltage through the sampling resistor 103 and enters the current conditioning circuit 105, the voltage signal directly enters the voltage conditioning circuit 104, the current conditioning circuit 105 and the voltage conditioning circuit 104 condition the voltage current signal to the sampling range of the MCU controller 106, the MCU controller 106 comprises a sampling module, the sampling module of the MCU controller 106 converts the voltage current signal into a digital signal, and the digital signal is stored in the SD memory card 107.

In some embodiments, this application is applied to socket or row's of inserting circuit, namely this application encapsulates whole circuit in a socket or row of inserting, need not external sensor and power, be particularly suitable for and some space are than less, be difficult to deploy traditional acquisition scheme's place, such as some air conditioner loads etc. of installing at the wall, and this application possesses portable, foolproof operation, need not the computer, need not advantages such as patch cord, be convenient for amateur person to use (only need to insert power socket 101 with waiting to detect with the electric load, insert common power supply device such as power socket with power plug 102 simultaneously, can pass through MCU controller 106, SD memory card 107, voltage conditioning circuit 104 and current conditioning circuit 105 inspection with the electric load), conveniently gather load electricity consumption data, under the circumstances of this application whole circuit encapsulation in a socket, this application does not need external power and sensor and conversion module etc. except that the power socket, and then convenience of customers carries, wherein, MCU controller 106 is microprocessor, make this application device more convenient for encapsulation, reduce application device overall volume, more convenience of customers carries.

In some embodiments, the power socket 101 and the power plug 102 are connected through a zero line and a fire wire, the sampling resistor 103 is arranged on the fire wire, the voltage conditioning circuit 104 is connected with the zero line and one end of the sampling resistor 103 respectively, the current conditioning circuit 105 is connected with two ends of the sampling resistor 103, so that a current signal forms a sampling voltage through the sampling resistor 103 to enter the current conditioning circuit 105, the voltage signal directly enters the voltage conditioning circuit 104, and the current conditioning circuit 105 and the voltage conditioning circuit 104 condition the voltage current signal to a sampling range of the MCU controller 106.

In some embodiments, the MCU controller 106 is connected to the SD memory card 107 through an SPI bus, the SPI bus stores digital signals collected by the MCU controller 106 into the SD memory card 107, the SPI bus is a serial peripheral interface bus, after the MCU controller 106 collects data, the data is written into the SD memory card 107 through the SPI bus, long-distance transmission is not required, the packet loss rate is extremely low, the data integrity is high, and the problem that the packet loss of the transmitted data is caused by network delay in the conventional load collection scheme in the prior art is overcome.

In some embodiments, in the present application, the MCU controller 106 is connected to the SD memory card 107 through the SPI bus, which has the advantages of fast data transmission speed and large data volume stored in unit time, and is favorable for training the post-load power consumption data, and can effectively avoid the problems in the prior art that the data volume transmitted in unit time is small, the data is incomplete, and important characteristic data may be omitted, so that the reliability of data transmission is improved, and the load data acquisition is effectively performed.

In some embodiments, the voltage conditioning circuit 104 and the current conditioning circuit 105 are configured to obtain a sampled voltage signal through the sampling resistor 103, and obtain a conditioned voltage signal and a conditioned current signal according to the voltage signal, and the MCU controller 106 is configured to obtain a digital signal, the voltage conditioning circuit 104, and the current conditioning circuit 105 according to the conditioned voltage signal and the conditioned current signal.

In some embodiments, the power socket 101 is provided with a save button 108, the save button 108 is connected with the MCU controller 106 through the IO bus, the save button 108 is used for sending a control signal to the MCU controller 106, so that the MCU controller 106 stores a digital signal in the SD memory card 107 according to the control signal, the save button 108 enables a user to simply and effectively control the device of the present application, but the user presses the save button 108, the MCU controller 106 starts to save data through the SD memory card 107, presses the save button 108 again, and the MCU controller 106 stops saving data through the SD memory card 107.

In some embodiments, when the save button 108 is pressed, a control signal is sent out, so that the MCU controller 106 stores a digital signal in the SD memory card 107, or stops storing a digital signal in the SD memory card 107, the power socket 101 is provided with a data save indicator 109, the data save indicator 109 is used for flashing during the process that the MCU controller 106 stores a digital signal in the SD memory card 107, and is extinguished during the process that the MCU controller 106 stops storing a digital signal in the SD memory card 107, specifically, a current signal enters the conditioning circuit through the sampling resistor 103, a voltage signal directly enters the conditioning circuit, and is conditioned to the sampling range of the MCU controller 106, the sampling module of the MCU controller 106 converts the voltage and current into a digital signal, when the save button 108 is pressed, the save button 108 sends a control signal to the MCU controller 106, the MCU controller 106 stores the collected digital signal in the SD memory card 107 through the SPI bus, the data save indicator 109 flashes again, the save button 108 sends a control signal to the MCU controller 106 again, so that the MCU controller 106 stops storing a digital signal in the SD memory card 107, and the data save indicator 109.

In some embodiments, the power socket 101 is provided with a power indicator 110, the power indicator 110 is used for indicating whether the portable load electricity data acquisition device is electrified, ensuring that the to-be-detected electricity load is connected with the power supply network through the portable load electricity data acquisition device, so as to ensure that a user can correctly use the portable load electricity data acquisition device, the power indicator 110 flashes to indicate that the portable load electricity data acquisition device is electrified, at this moment, the user can acquire load data through the portable load electricity data acquisition device, and the power indicator 110 extinguishes to indicate that the portable load electricity data acquisition device is electrified, so as to remind the user of detecting whether the electricity load, the portable load electricity data acquisition device and the power supply network are correctly connected.

In some embodiments, the MCU controller 106, the SD memory card 107, the voltage conditioning circuit 104 and the current conditioning circuit 105 are disposed on a PCB, and the MCU controller 106, the SD memory card 107, the voltage conditioning circuit 104 and the current conditioning circuit 105 are disposed on a PCB, so that the volume of the portable load electricity data acquisition device can be effectively reduced, the anti-interference capability of the portable load electricity data acquisition device can be improved, and the service life of the portable load electricity data acquisition device can be prolonged.

The above described apparatus embodiments are merely illustrative, wherein the units illustrated as separate components may or may not be physically separate, i.e. may be located in one place, or may be distributed over a plurality of network nodes. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

While the preferred embodiments of the present application have been described in detail, the present application is not limited to the above embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present application, and these equivalent modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.

Claims (10)

1. The utility model provides a portable load electricity consumption data acquisition device which characterized in that, portable load electricity consumption data acquisition device includes: the device comprises a power socket, a power plug, an MCU controller, an SD memory card, a voltage conditioning circuit, a current conditioning circuit and a sampling resistor;

the sampling resistor is arranged between the power socket and the power plug, the voltage conditioning circuit and the current conditioning circuit are respectively connected with two ends of the sampling resistor, and the MCU controller is connected with the SD memory card, the voltage conditioning circuit and the current conditioning circuit.

2. The portable load electricity data acquisition device according to claim 1, wherein the power socket and the power plug are connected through a zero line and a fire wire, the sampling resistor is arranged on the fire wire, the voltage conditioning circuit is connected with one ends of the zero line and the sampling resistor respectively, and the current conditioning circuit is connected with two ends of the sampling resistor.

3. The portable load electricity data acquisition device according to claim 1, wherein the MCU controller is connected with the SD memory card through an SPI bus.

4. The portable load electricity data acquisition device according to claim 1, wherein the voltage conditioning circuit and the current conditioning circuit are used for acquiring sampling voltage signals through the sampling resistor, obtaining conditioning voltage signals and conditioning current signals according to the voltage signals, and the MCU is used for obtaining digital signals according to the conditioning voltage signals and the conditioning current signals.

5. The portable load electricity data acquisition device according to claim 4, wherein a storage button is arranged on the power socket and is connected with the MCU controller through an IO bus, and the storage button is used for sending a control signal to the MCU controller so that the MCU controller can store the digital signal in the SD memory card according to the control signal.

6. The portable load electricity data collection device according to claim 5, wherein the save button is pressed to issue the control signal to cause the MCU controller to store the digital signal in the SD memory card or to stop storing the digital signal in the SD memory card.

7. The portable load electricity data acquisition device according to claim 1, wherein a power indicator is arranged on the power socket, and the power indicator is used for indicating whether the portable load electricity data acquisition device is electrified.

8. The portable load electricity data collection device of claim 5, wherein the power outlet is provided with a data storage indicator light.

9. The portable load electricity data collection device according to claim 8, wherein the data storage indicator light is used for flashing when the MCU controller stores the digital signal in the SD memory card, and is turned off when the MCU controller stops storing the digital signal in the SD memory card.

10. The portable load electricity data acquisition device of claim 1, wherein the MCU controller, the SD memory card, the voltage conditioning circuit and the current conditioning circuit are disposed on one PCB circuit board.