CN205123418U - Intelligent distribution box - Google Patents

Abstract

The utility model relates to the field of power distribution. The utility model discloses an intelligent distribution box, which comprises a box body and a control module arranged in the box body, a lightning protection module, a leakage protection module, an overvoltage protection module, an undervoltage protection module, an overcurrent protection module, and an ignition protection module. module, short-circuit protection module, display alarm module, protector module, wireless communication module, measurement display module and over-temperature protection module. In addition to conventional lightning protection, over-undervoltage, short circuit, leakage and other protection functions, the utility model also has over-temperature protection and metering display functions, and can perform remote monitoring. It is convenient to use, high in safety and reliability, and ensures User electricity safety and continuity.

Description

An intelligent distribution box

technical field

The utility model belongs to the field of power distribution, in particular to an intelligent distribution box.

Background technique

The distribution box is a general circuit distribution box for all users to use electricity. Power distribution box is assembled in closed or semiclosed metal safe by electrical wiring requirement by switchgear, measuring instrument, protective device and auxiliary equipment or on screen width, forms low-voltage distribution equipment. During normal operation, the circuit can be connected or disconnected by means of a manual or automatic switch. Cut off the circuit or alarm with the help of protective electrical appliances in case of failure or abnormal operation. Its main functions are: reasonable distribution of electric energy, convenient opening and closing operation of the circuit, high safety protection level, intuitive display of the conduction state of the circuit, easy management, and convenient maintenance when circuit failure occurs.

Although there are many types of existing distribution boxes, their functions are not comprehensive enough. Most of them have protection functions such as lightning protection, overvoltage and undervoltage, short circuit, overcurrent, leakage, etc., as well as fault identification, fault prompt and remote monitoring functions. But there is no measurement display and over-temperature protection function, which is inconvenient to use and has low reliability.

Contents of the invention

The purpose of the utility model is to provide an intelligent distribution box with measurement display and over-temperature protection functions, easy to use and high reliability in order to solve the above problems.

For this reason, the utility model discloses an intelligent distribution box, comprising a box body and a control module arranged in the box body, a lightning protection module, a leakage protection module, an overvoltage protection module, an undervoltage protection module, an overcurrent protection module, Sparking protection module, short circuit protection module, display alarm module, protector module, wireless communication module, measurement display module and over temperature protection module, the lightning protection module, leakage protection module, overvoltage protection module, undervoltage protection module, The input terminals of the overcurrent protection module, ignition protection module and short circuit protection module are connected to the measured line in the distribution box, the output terminals are connected to the control input terminal of the control module, and the input terminals of the metering display module are connected to the circuit in the distribution box. The circuit under test, the input terminal of the over-temperature protection module is connected to the switch contact on the circuit under test in the power distribution box, the output terminal is connected to the control input terminal of the control module, and the input terminal of the display alarm module is connected to the control module The output end, the control module communicates with the remote terminal through the wireless communication module, the input end of the protector module is connected to the control output end of the control module, and the protector module is connected in series on the line.

Further, it also includes a button module, the output terminal of the button module is connected to the control input terminal of the control module.

Further, the control module is a single-chip microcomputer control module.

Further, the remote terminal is a mobile phone.

Further, the wireless communication module communicates with the mobile phone through the Modbus protocol.

Further, the over-temperature protection module uses a thermocouple to measure temperature.

Further, the metering display module includes a transformer and a display screen.

Beneficial technical effects of the utility model:

The utility model not only has protection functions such as lightning protection, overvoltage and undervoltage, short circuit, overcurrent, and leakage, as well as fault identification, fault prompt and remote monitoring functions, but also has over-temperature protection and measurement display functions, and is convenient to use, safe and reliable. High, ensuring the safety and continuity of the user's electricity use.

Description of drawings

Fig. 1 is the structural block diagram of the specific embodiment of the utility model.

detailed description

The utility model is further described now in conjunction with accompanying drawing and specific embodiment.

As shown in Figure 1, an intelligent distribution box includes a box body and a control module 1, a lightning protection module 2, a leakage protection module 3, an overvoltage protection module 4, an undervoltage protection module 5, an overcurrent Protection module 6, ignition protection module 7, short circuit protection module 8, display alarm module 11, protector module 14, wireless communication module 13, measurement display module 9 and overtemperature protection module 10, said lightning protection module 2, leakage protection The input terminals of module 3, overvoltage protection module 4, undervoltage protection module 5, overcurrent protection module 6, ignition protection module 7 and short circuit protection module 8 are connected to the tested line in the distribution box, and the output terminals are connected to the control module 1 In this embodiment, the control module 1 is a single-chip microcomputer control module. In other embodiments, it can also be an MCU microprocessor control module. The input terminal of the metering display module 9 is connected to the Measured line, in this embodiment, the metering display module 9 includes a transformer and a display screen, the transformer is used to measure the power consumption of the line under test, and the display screen is used to display the measured power consumption, the overtemperature protection module 10 The input terminal of each switch contact 15 on the tested line in the distribution box is connected, and the output terminal is connected to the control input terminal of the single-chip microcomputer control module 1. In this embodiment, the overtemperature protection module 10 uses a thermocouple to detect each switch contact 15 temperature, and pass the detected temperature value to the single-chip microcomputer by the transmitter, the input terminal of the display alarm module 11 is connected to the output terminal of the single-chip microcomputer control module 1, in the present embodiment, the display alarm module 11 includes an indicator light, Carry out the flickering of different frequencies according to different faults, so that maintenance personnel can be clear about the type of system fault, convenient to carry out maintenance, described single-chip microcomputer control module 1 carries out communication connection with remote terminal through wireless communication module 13, in the present embodiment, remote terminal is The mobile phone, the wireless communication module 13 communicates with the mobile phone through the Modbus protocol, and the maintenance personnel can check the system operation status and fault information through the mobile phone or send a solution to the single-chip microcomputer through the mobile phone, so that the single-chip microcomputer executes the corresponding order to troubleshoot. The input terminal of the module 14 is connected to the control output terminal of the single-chip microcomputer control module 1, and the protector module 14 is connected in series on the line for controlling the on-off of the circuit. In this embodiment, the protector module 14 is a relay switch module.

Further, the distribution box also includes a button module 12 arranged outside the box body, the output terminal of the button module 12 is connected to the control input terminal of the single-chip microcomputer control module 1, and various functional interfaces of the single-chip microcomputer can be entered through the buttons of the button module 12.

Working process of the present utility model:

When the system encounters inductive lightning strikes and power grid surges, the lightning protection module 2 has an absorption function. When the inductive lightning strikes and surges are too large, the lightning protector itself will be damaged in order to protect the subsequent electrical equipment, and the information will be transmitted to the microcontroller , the single-chip microcomputer control indicator light flashes and alarms; when the system leaks, overvoltage, undervoltage, overcurrent, ignition and short circuit, the leakage protection module 3, overvoltage protection module 4, undervoltage protection module 5, overcurrent protection module 6, The ignition protection module 7 and the short-circuit protection module 8 will output fault signals to the single-chip microcomputer, and the single-chip microcomputer output signal will disconnect the relay of the protector module 14, and the protection system will not be damaged. At the same time, the control indicator light will flash and give an alarm. The signal makes the relay of the protector module 14 close, and the circuit is powered again; when the overtemperature protection module 10 detects that the temperature of each switch contact 15 exceeds the set value, the output signal is given to the single-chip microcomputer, and the single-chip output signal makes the relay of the protector module 14 Disconnect, the protection system is not damaged, and the control indicator light flashes to give an alarm at the same time. When the temperature of the switch contact 15 drops below the set value, the output signal of the single-chip microcomputer makes the relay of the protector module 14 close, and the circuit is powered again; the metering display module 9 Detect the power consumption of each line and display it on the display screen, which is convenient for viewing. The maintenance personnel can use the mobile phone to communicate with the single-chip microcomputer through the wireless communication module 13, check the system operation status and fault information or send solutions through the mobile phone Give the single-chip microcomputer, let the single-chip microcomputer execute the corresponding instructions to troubleshoot, and at the same time, when a fault occurs, the single-chip microcomputer sends the fault information to the mobile phone to remind the maintenance personnel to repair in time.

Although the utility model has been specifically shown and described in conjunction with preferred embodiments, those skilled in the art should understand that, without departing from the spirit and scope of the utility model defined by the appended claims, changes in form and details may be made. Making various changes to the utility model is within the protection scope of the utility model.

Claims (7)

1. an intelligent distribution box, comprises casing and is arranged on the control module in casing, lightning-protection module, leakage protection module, over-voltage protection module, under voltage protection module, overcurrent protection module, Protection of arcing module, short circuit protection module, display alarm module, protector module and wireless communication module, is characterized in that, is also provided with metering display module and overheat protector module, described lightning-protection module in described casing, leakage protection module, over-voltage protection module, under voltage protection module, overcurrent protection module, test line in the input termination distribution box of Protection of arcing module and short circuit protection module, export the control input end of termination control module, test line in the input termination distribution box of described metering display module, switch contact on test line in the input termination distribution box of described overheat protector module, export the control input end of termination control module, the output of the input termination control module of described display alarm module, described control module is communicated to connect by wireless communication module and remote terminal, the control output end of the input termination control module of described protector module, described protector module series connection on the line.

2. intelligent distribution box according to claim 1, is characterized in that: also comprise button module, the control input end of the output termination control module of described button module.

3. intelligent distribution box according to claim 1, is characterized in that: described control module is single chip control module.

4. intelligent distribution box according to claim 1, is characterized in that: described remote terminal is mobile phone.

5. intelligent distribution box according to claim 4, is characterized in that: described wireless communication module carries out communication by Modbus agreement and mobile phone.

6. intelligent distribution box according to claim 1, is characterized in that: described overheat protector module adopts thermocouple temperature measurement.

7. intelligent distribution box according to claim 1, is characterized in that: described metering display module comprises instrument transformer and display screen.