CN218788060U - Intelligent current detection recorder - Google Patents

Abstract

The utility model relates to an intelligent current detection recorder, which comprises an intelligent detection terminal, a cloud server terminal and a plurality of current transformers; the intelligent detection terminal comprises a shell, a switch key and a multi-channel communication interface which are arranged on the surface of the shell, and a battery and a main control PCB board which are arranged in the shell; a main control PCB board is integrated with a multi-channel signal processing module, an MCU processor and a wireless communication module; each current transformer is electrically connected with each communication interface in a one-to-one correspondence manner; the signal processing module comprises a fast fusing fuse, a low-pass filter and a current detection circuit, and the fast fusing fuse is electrically connected with the current detection circuit through the low-pass filter; each communication interface is electrically connected with each fast fusing fuse in a one-to-one correspondence manner; each current detection circuit, the switch key and the wireless communication module are respectively and electrically connected with the MCU processor. The intelligent detection terminal is in wireless communication connection with the cloud server terminal. The utility model discloses can the electric current size of on-line measuring consumer during operation.

Description

Intelligent current detection recorder

Technical Field

The utility model relates to a current detection equipment technical field especially relates to an intelligence current detection record appearance.

Background

With the development of electronic technology, more and more electric equipment is rushed into the life of people, and people pay more and more attention to the electric safety of the electric equipment. It is known that when an electric device is used for a long time, the electric device leaks electricity due to the aging and damage of the insulating outer layer of the electric element such as a cable and a winding coil, and even the electric device is short-circuited seriously, so that it is necessary to detect and maintain the electric device. The current detection when the electric equipment works is one of main inspection items of the electric equipment, the normal electric equipment works under rated working current, and when the equipment leaks electricity, the current passing through the electric equipment is increased.

For a skilled technician, it is common to test whether the electric equipment leaks through a multimeter. In fact, most people do not have professional knowledge of the electric leakage detection of the electric equipment, and cannot operate the universal meter.

Based on this, the utility model designs a simple structure and convenient operation's intelligent current detection record appearance.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a simple structure and convenient operation's intelligent current detection record appearance, the electric current size that can the on-line measuring consumer during operation.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

an intelligent current detection recorder comprises an intelligent detection terminal, a cloud server terminal and a multi-path current transformer;

the intelligent detection terminal comprises a shell, a switch key and a plurality of communication interfaces which are arranged on the surface of the shell, and a battery and a main control PCB board which are arranged in the shell;

the master control PCB board is integrated with: the device comprises a multi-channel signal processing module, an MCU (microprogrammed control unit) processor and a wireless communication module;

the number of the communication interfaces is the same as that of the current transformers, and each current transformer is electrically connected with each communication interface in a one-to-one correspondence manner;

the number of the signal processing modules is the same as that of the communication interfaces, each signal processing module comprises a fast fusing fuse, a low-pass filter and a current detection circuit, and the output end of the fast fusing fuse is electrically connected with the input end of the current detection circuit through the low-pass filter; each communication interface is electrically connected with the input end of each fast fusing fuse in a one-to-one correspondence manner;

the MCU processor is electrically connected with the battery;

and the output end of each current detection circuit, the switch key and the wireless communication module are respectively electrically connected with the MCU processor.

The intelligent detection terminal is in wireless communication connection with the cloud server terminal through a wireless communication module.

Further, a display screen is arranged on the surface of the shell; the display screen is electrically connected with the MCU processor.

Further, a buzzer is integrated on the main control PCB; the buzzer is electrically connected with the MCU processor.

Furthermore, the surface of the shell is also provided with a function key; the function keys are electrically connected with the MCU processor.

Furthermore, a charging interface is further arranged on the surface of the shell, and a charging protection circuit is further integrated on the PCB;

the charging interface is electrically connected with the battery through the charging protection circuit.

Furthermore, an electric quantity detection circuit module is integrated on the PCB;

the battery is electrically connected with the electric quantity detection circuit module, and the electric quantity detection circuit module is electrically connected with the MCU processor.

By adopting the technical scheme, the beneficial effects of the utility model are that: this intelligent current detection appearance wears to establish current transformer on consumer's wire when using for the response passes through the current of consumer, current transformer connects in intelligent detection terminal, the current transfer who gathers current transformer via intelligent detection terminal's signal processing module gives the MCU treater, the MCU treater with the current display of the consumer that detects on the display screen, intelligent detection terminal uploads the current information of the consumer that detects to cloud server terminal simultaneously. The user can access the cloud server terminal through the mobile terminal device (such as a mobile phone) to acquire the current information of the detected electric device.

The MCU processor can set a current threshold in advance, and when the current passing through the electric equipment is detected to exceed the current threshold, the buzzer is controlled to give out an alarm sound to remind a user.

When consumer leakage or short circuit, the electric current grow that the current transformer response produced, if the electric current that the current transformer response produced surpassed the fusing current value of quick fusing fuse (the fusing current value of quick fusing fuse is greater than the current threshold value that MCU treater set for in advance), then quick fusing fuse fusing to prevent that the electric current from too big leading to intelligent detection terminal to burn out.

Drawings

Fig. 1 is the utility model discloses an intelligent detection terminal structure schematic diagram.

Fig. 2 is a schematic structural diagram of a communication interface arranged on the intelligent detection terminal.

Fig. 3 is a circuit connection block diagram of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1, 2 and 3, the present embodiment provides an intelligent current detection recorder, including an intelligent detection terminal 1, a cloud server terminal 3, and a multi-path current transformer 2.

The current transformer 2 is an existing device, and when the current transformer is used, the current transformer 2 is arranged on a wire of an electric device in a penetrating mode and used for sensing current passing through the wire.

The intelligent detection terminal 1 comprises a shell 10, wherein the surface of the shell 10 is provided with a plurality of communication interfaces 11, a display screen 12, a switch key 13, a function key 14 and a charging interface 15, and a battery 17 and a main control PCB (printed circuit board) (not shown in the figure) are arranged in the shell.

The master control PCB board is integrated with: the device comprises an MCU processor 16, a charging protection circuit 18, an electric quantity detection circuit module 19, a multi-channel signal processing module 20, a buzzer 21 and a wireless communication module 22.

The number of the communication interfaces 11 is the same as the number of the current transformers 2, and it should be noted that the type of the communication interfaces 11 should be connectable to the current transformers 2, and each of the current transformers 2 is electrically connected to each of the communication interfaces 11 in a one-to-one correspondence manner, and is configured to receive current information induced by the current transformers 2.

The number of the signal processing modules 20 is the same as that of the communication interfaces 11, and the signal processing modules 20 include a fast fusing fuse 201, a low pass filter 202, and a current detection circuit 203.

Each of the communication interfaces 11 is electrically connected to the input terminals of the fast fusing fuses 201 in a one-to-one correspondence manner. The output end of the fast fusing fuse 201 is electrically connected to the analog signal input end of the current detection circuit 203 through the low pass filter 202. The current information received by the communication interface 11 is collected by the signal processing module 20.

The charging interface 15 is electrically connected with the battery 17 through the charging protection circuit 18 to charge the battery 17.

The MCU processor 16 is electrically connected with the battery 17, and the battery 17 supplies power to the MCU processor 16.

The battery 17 is electrically connected with the electric quantity detection circuit module 19 and is used for detecting the electric quantity of the battery 17; the electric quantity detection circuit module 19 is electrically connected to the MCU processor 16, and transmits the electric quantity of the detected battery 17 to the MCU processor 16.

The switch key 13 and the function key 14 are respectively electrically connected with the MCU processor 16, and the on-off of the intelligent detection terminal 1 is controlled through the switch key 13. The function keys 14 are used to set parameter values, including setting current thresholds.

The output end of each current detection circuit 202 is electrically connected to the MCU processor 16, and transmits the current information acquired by the signal processing module 20 to the MCU processor 16.

The display screen 12 is electrically connected with the MCU processor 16, the MCU processor 16 displays the current of the detected electric device on the display screen 12, and the display screen 12 is further used for displaying the electric quantity of the detected battery 17.

The buzzer 21 is electrically connected with the MCU processor 16, and when the current passing through the electric equipment is detected to exceed the current threshold value, the buzzer 21 is controlled to give out an alarm sound to remind a user.

When the electrical equipment leaks electricity or is in short circuit, the current becomes big, and the current that current transformer 2 responds to and produces becomes big, if the current that current transformer 2 responds to and produces exceeds the fusing current value of quick fusing fuse 201 (the fusing current value of quick fusing fuse 201 is greater than the current threshold value that MCU treater 16 set for in advance), then quick fusing fuse 201 fuses to prevent that the too big intelligent detection terminal 1 that leads to of electric current from burning out.

The wireless communication modules 22 are electrically connected to the MCU processor 16. The intelligent detection terminal 1 establishes wireless communication connection with the cloud server terminal 3 through a wireless communication module 22. The intelligent detection terminal 1 uploads the current information of the detected electric device (through the wireless communication module 22) to the cloud server terminal 3. The user can access the cloud server terminal 3 through a mobile terminal device (such as a mobile phone) to obtain the current information of the detected electric device.

It should be noted that the above electronic components are all existing devices, and those skilled in the art should be provided with conventional connection techniques for electronic components. On the basis of the above description and the drawings of the description, a person skilled in the art can reproduce the intelligent current recorder disclosed in the present patent application through a limited number of circuit connection experiments, and produce the same technical effect.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (6)

1. The utility model provides an intelligence current detection record appearance which characterized in that: the system comprises an intelligent detection terminal, a cloud server terminal and a multi-path current transformer;

the intelligent detection terminal comprises a shell, a switch key and a plurality of communication interfaces which are arranged on the surface of the shell, and a battery and a main control PCB board which are arranged in the shell;

the master control PCB board is integrated with: the device comprises a multi-channel signal processing module, an MCU (microprogrammed control unit) processor and a wireless communication module;

the number of the communication interfaces is the same as that of the current transformers, and each current transformer is electrically connected with each communication interface in a one-to-one correspondence manner;

the number of the signal processing modules is the same as that of the communication interfaces, each signal processing module comprises a fast fusing fuse, a low-pass filter and a current detection circuit, and the output end of the fast fusing fuse is electrically connected with the input end of the current detection circuit through the low-pass filter; each communication interface is electrically connected with the input end of each fast fusing fuse in a one-to-one correspondence manner;

the MCU processor is electrically connected with the battery;

the output end of each current detection circuit, the switch key and the wireless communication module are respectively electrically connected with the MCU processor;

the intelligent detection terminal is in wireless communication connection with the cloud server terminal through a wireless communication module.

2. The intelligent current detection recorder of claim 1, wherein: the surface of the shell is also provided with a display screen;

the display screen is electrically connected with the MCU processor.

3. An intelligent current sensing recorder according to claim 1 or 2 wherein: a buzzer is further integrated on the main control PCB;

the buzzer is electrically connected with the MCU processor.

4. The intelligent current detection recorder according to claim 3, wherein: the surface of the shell is also provided with a function key;

the function keys are electrically connected with the MCU processor.

5. The intelligent current detection recorder according to claim 4, wherein: the surface of the shell is also provided with a charging interface, and a charging protection circuit is further integrated on the PCB;

the charging interface is electrically connected with the battery through the charging protection circuit.

6. The intelligent current detection recorder of claim 5, wherein: the PCB is also integrated with an electric quantity detection circuit module;

the battery is electrically connected with the electric quantity detection circuit module, and the electric quantity detection circuit module is electrically connected with the MCU processor.

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