CN214703943U - Electric power monitoring and controlling means based on family - Google Patents

Abstract

The utility model provides a household-based electric power monitoring and controlling device, which comprises a shell and a grounding device, wherein the shell also comprises a processor module, an electric power monitoring module, a relay, a comparator, a memory and an alarm module, the electric power monitoring module transmits monitored information to an AD converter through the voltage, the current, the voltage average value and the power of an induction circuit of an electromagnetic inductor, the AD converter converts an analog signal into a digital signal and transmits the digital signal to the processor module, the processor module transmits the information to the comparator and the memory, compares and stores the information with a set value, and meanwhile, the comparison result is transmitted to the singlechip, the singlechip analyzes and processes the result, and then transmits the result to the DA converter, and the DA converter converts the digital signal transmitted by the singlechip into an analog signal and transmits the analog signal to the relay, the buzzer and the multicolor lamp. The utility model provides a household power consumption equipment's electric power monitoring and control reduces the power consumption safety problem.

Description

Electric power monitoring and controlling means based on family

Technical Field

The utility model belongs to the technical field of electric power detects, in particular to electric power monitoring and controlling means based on family.

Background

In the era of full of electric appliances all over, the types of household electric appliances are more and more, the household electricity consumption is also more and more, the safety problem of the electric appliances in the household is an important problem in the current society, the analysis and the control of the electricity load of the electric appliances are more and more paid attention to people, the damage of overload to the electric appliances and circuits is very large, the influence of a small amount of overload in a short time on the circuits can not be seen, but the aging of electric wires, sockets and other equipment in a loop can be aggravated, and if the overload is too large or too much, the circuits can be heated, so that fire disasters occur. Short circuits are also severe, which can increase the current in the circuit, thereby causing the temperature of the circuit to rise and burn out the power supply, and possibly causing fire to burn out the circuit. The circuit is broken, no current flows through the circuit, and the electric appliance cannot work normally, so that a power monitor is needed to monitor the power consumption condition of a household line and electric equipment, and the power utilization safety accidents can be prevented by controlling the equipment after monitoring and analyzing. Many power monitoring devices have been developed, but most of them are monitoring devices for power grid, so that it is considered to make a power monitoring device and a monitoring system for home use.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric power monitoring and controlling means based on family can solve the electric power monitoring of domestic consumer and control consumer's circuit, reduces the power consumption safety problem.

The utility model relates to a household-based electric power monitoring and control device, which comprises a shell and an earthing device, wherein the earthing device is electrically connected with the shell, or the earthing wire is adsorbed on the shell through a magnet and is connected with the earth wire, the shell also comprises a processor module, an electric power monitoring module, a relay, a comparator, a memory and an alarm module, the processor module is composed of a singlechip and a DA converter, the singlechip is electrically connected with the DA converter and is in one-way connection, the alarm module contains a buzzer, a multicolor lamp and three blue display lamps, the DA converter is electrically connected with the relay, the buzzer and the multicolor lamp, the electric power monitoring module is composed of an electromagnetic inductor and an AD converter, the output end of the electromagnetic inductor is electrically connected with the input end of the AD converter, the output end of the AD converter is electrically connected with the input end of the single chip microcomputer, the comparator is in bidirectional connection with the single chip microcomputer, the memory is electrically connected with the single chip microcomputer, the relay is a relay with the electrical characteristic of 250V2A, the first movable contact and the second movable contact of the relay are electrically connected with a power line, the first fixed contact and the second fixed contact of the relay are connected with the power input end of the electric equipment, the first movable contact and the second movable contact of the relay are in a normally closed state with the first fixed contact and the second fixed contact of the relay, the power supply is connected with the electric equipment, and the electric equipment can be disconnected with the power supply after the relay is attracted.

Furthermore, overload, short circuit and open circuit characters are marked on the front surface of the shell, the three blue display lamps are respectively in one-to-one correspondence with the overload, short circuit and open circuit of the character characters on the shell, the multicolor lamps are red light and green light, the green light is turned on when the circuit normally operates, and the red light is turned on to tell the buzzer to sound when the circuit fails.

Furthermore, the electric power monitoring and control device is installed between a power supply and electric equipment, the electric power monitoring module transmits monitored information to the AD converter through the voltage, current, average voltage and power of the induction circuit of the electromagnetic inductor, the AD converter converts analog signals into digital signals and transmits the digital signals to the processor module, the processor module transmits the information to the comparator and the memory, compares and stores the information and a set value, and transmits a comparison result to the single chip microcomputer, the single chip microcomputer transmits a result after analysis processing to the DA converter after analysis processing, and the DA converter converts the digital signals transmitted by the single chip microcomputer into analog signals and transmits the analog signals to the relay, the buzzer and the multicolor lamp.

Furthermore, the shell is a metal shell, so that the electromagnetic inductor has an anti-interference effect, and the adsorption of the magnet is facilitated.

Further, the power monitoring module comprises a voltage monitoring module, a current monitoring module and a power monitoring module, the average values of voltage, current and power are respectively monitored, the power monitored by the power monitoring module is compared through the comparator, if the monitored power is 85-110% of the rated power, the circuit is normal, the electric equipment works normally, and the multicolor lamp lights green light; if the monitoring power is less than 85% of the rated power, the voltage is too low, the relay is closed, the power-consuming equipment is powered off, the buzzer sounds, and the multicolor lamp is bright red; if the monitoring power is greater than 110% of the rated power, the circuit is overloaded, the relay is closed, the electric equipment is powered off, the buzzer sounds, the multicolor lamp is red, and the overload display lamp is on.

Further, if the current value monitored by the power monitoring module is too large, the circuit is short-circuited, at the moment, the relay immediately attracts and disconnects the circuit of the electric appliance, the buzzer sounds, the multicolor lamp lights red light, and the short-circuit display lamp lights; if the electric power monitoring module cannot monitor current and voltage when the electric equipment is connected with a power supply, the short circuit of a commercial power end is indicated, the buzzer sounds, and the multicolor lamp is bright red; if the electric power monitoring module monitors that the voltage and the current pass through but the electric equipment does not work, the internal of the electric equipment is broken, the relay attracts and closes a power supply line to be disconnected, the buzzer sounds, the multicolor lamp is bright red, and the broken circuit display lamp is bright.

Further, the power monitoring and control device may monitor whether the circuit is normal only when the power consumption device is turned on, monitor once every other time period, transmit the monitored information to the processor module, if the processor module does not receive the signal and does not respond, the power monitoring module continuously transmits the information to the processor until the processor module receives the information, and the power monitoring and control device is in a sleep state for the rest of time.

Further, the memory stores the voltage, current and power data monitored by the power monitoring module for six months, and after the memory is taken down, the data can be read on a computer and the power utilization condition of the electric equipment can be observed.

Drawings

Fig. 1 is the utility model relates to an electric power monitoring and controlling means's internal structure schematic diagram based on family.

In the figure: 1. a housing; 2. a processor module; 3. a power monitoring module; 4. a comparator; 5. an alarm module; 6. a relay; 7. a grounding device; 201. a single chip microcomputer; 202. a DA converter; 301. an electromagnetic inductor; 302. an AD converter; 501. A multi-colored lamp; 502. a buzzer; 503. an overload display lamp; 504. a short circuit display lamp; 505. an open circuit display lamp; 8. a memory.

Detailed Description

The following describes in detail a specific embodiment of a household-based power monitoring and control device according to the present invention with reference to the accompanying drawings.

As shown in fig. 1, the electric power monitoring and controlling device of the present invention comprises a housing 1, wherein the housing 1 is internally provided with a processor module 2, an electric power monitoring module 3, a comparator 4, a memory 8, an alarm module 5 and a relay 6, the outside of the housing 1 is also provided with an earthing device 7, the processor module is internally provided with a single chip microcomputer 201 and a DA converter 202, the DA converter 202 is electrically connected with the relay 6, the DA converter 202 is electrically connected with a multicolor lamp 501 and a buzzer 502 in the alarm device 5, the comparator 4 is electrically connected with the single chip microcomputer 201, the electric power monitoring device 3 is internally provided with an electromagnetic inductor 301 and an AD converter 302, an output port of the electromagnetic inductor 301 is electrically connected with an input end of the AD converter 302, an output end of the AD converter 302 is electrically connected with the single chip microcomputer 201, the earthing device 7 is electrically connected with the housing 1 and is connected with a ground wire, the multicolor lamps 501 have two colors of red and green, and the three blue display lamps are respectively in one-to-one correspondence with overload, short circuit and open circuit of the representation characters on the housing 1.

The relay 6 is a two-group relay with an electrical characteristic of 250V2A, wherein a first movable contact and a second movable contact of the relay 6 are electrically connected with a power line, a first fixed contact and a second fixed contact of the relay 6 are connected with an electric power input end of electric equipment, the first movable contact and the second movable contact of the relay 6 are in a normally closed state with the first fixed contact and the second fixed contact of the relay 6, the power supply is connected with the electric equipment, and the electric equipment is disconnected with the power supply after the relay 6 is attracted.

The electric power detection device is installed between a power supply and electric equipment, the electric power detection device induces the voltage, the current, the voltage average value and the power of a circuit through the electromagnetic inductor 301, the monitored information is transmitted to the AD converter 302, the AD converter 302 converts an analog signal into a digital signal and transmits the digital signal to the processor module 2, the processor module 2 transmits the information to the comparator 4 and the memory 8, compares and stores the information with a set value, and transmits the comparison result to the singlechip 201, the singlechip 201 transmits the analyzed and processed information to the DA converter 202 after analyzing and processing, the DA converter 202 converts the digital signal transmitted by the singlechip 201 into an analog signal and supplies power to the relay 6, the buzzer 502 and the multicolor lamp 501, the multicolor lamp 501 has two colors of red light and green light, the green light is turned on when the circuit normally operates, the red light is turned on when a fault occurs, and the buzzer 502 sounds.

The electric power monitoring module 3 comprises a voltage monitoring module, a current monitoring module and a power monitoring module, wherein the average values of voltage, current and power are respectively monitored, if the power monitored by the electric power monitoring module 3 is compared by the comparator 4, if the monitored value is 85-110% of rated power, the circuit is normal, the electric equipment normally works, the multicolor lamp 501 lights green light, if the monitored value is less than 85% of the rated power or more than 110%, the voltage is too low or the circuit is overloaded, the relay 6 attracts and shuts off the electric equipment, the buzzer 502 sounds, the multicolor lamp 501 lights red, the overload display lamp 503 lights, if the current value monitored by the electric power monitoring module 3 is too large, the circuit is short-circuited, at the moment, the relay 6 attracts and shuts off the circuit of the electric equipment, the buzzer 502 sounds, the multicolor lamp 501 lights red light, the short-circuit display lamp 504 lights, if the electric equipment opens the power current and voltage can not be monitored by the electric power monitoring module 3, the short circuit of the commercial power end is illustrated, if the voltage and the current are monitored to pass through but the electric equipment does not work, the internal short circuit of the electric equipment is possible, at the moment, the relay 6 sucks the power supply line to be disconnected, the buzzer 502 sounds, the multicolor lamp 501 is bright red, and the open circuit display lamp 505 is bright.

The electric power monitoring device monitors whether a circuit is normal only when the electric equipment is started, the monitoring is carried out once every other time period, monitored information is transmitted to the processor module 2, if the processor module 2 does not receive signals and does not respond, the electric power monitoring module 3 continuously transmits information to the processor module 2 until the processor module 2 receives the signals, and the electric power monitoring and controlling device is in a dormant state in the rest time.

Memory 8 can with voltage, electric current and the power storage that monitoring module monitored are saved for six months, can with memory 9 takes off and observes the power consumption condition of consumer on the computer, shell 1 is metal casing, can play fine anti-interference effect to electromagnetic inductor 301, also is favorable to the absorption of magnet.

The utility model discloses can be fine monitor circuit voltage, electric current and power to the problem that often meets in the monitoring play circuit that can be fine can control circuit's break-make well, better protection circuit and consumer.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (4)

1. The utility model provides an electric power monitoring and controlling means based on family, its characterized in that, includes shell and earthing device, earthing device with shell electric connection, perhaps adsorb the earth connection on the shell and link to each other with the ground wire through magnet, still include processor module, electric power monitoring module, relay, comparator, memory and alarm module in the shell, constitute by singlechip and DA converter in the processor module, the singlechip with DA converter electric connection, and be one-way connection, contain a bee calling organ, a multicolour lamp and three blue display lamp in the alarm module, DA converter with relay, bee calling organ and multicolour lamp electric connection, electric power monitoring module comprises electromagnetic induction ware and AD converter, electromagnetic induction ware's output with AD converter's input electric connection, the output end of the AD converter is electrically connected with the input end of the single chip microcomputer, the comparator is in bidirectional connection with the single chip microcomputer, the memory is electrically connected with the single chip microcomputer, the relay is a relay with the electrical characteristic of 250V2A, a first movable contact and a second movable contact of the relay are electrically connected with a power line, a first fixed contact and a second fixed contact of the relay are connected with the power input end of electric equipment, the first movable contact and the second movable contact of the relay are in a normally closed state with the first fixed contact and the second fixed contact of the relay, the power supply is connected with the electric equipment, and the electric equipment can be disconnected with the power supply after the relay is attracted; the front surface of the shell is marked with overload, short circuit and open circuit characters, the three blue display lamps are respectively in one-to-one correspondence with the overload, short circuit and open circuit of the character characters on the shell, the multicolor lamps are red light and green light, the green light is turned on when the circuit normally operates, and the red light is turned on to tell the buzzer to sound when the circuit fails.

2. The home-based power monitoring and controlling device as claimed in claim 1, wherein the power monitoring and controlling device is installed between a power source and a power-consuming device, the power monitoring module transmits the monitored information to the AD converter according to the voltage, current, average voltage and power of the induction circuit of the electromagnetic inductor, the AD converter converts an analog signal into a digital signal and transmits the digital signal to the processor module, the processor module transmits the information to the comparator and the memory, compares and stores the information with a set value, and transmits the comparison result to the single-chip microcomputer, the single-chip microcomputer transmits the analysis result to the DA converter after analyzing and processing, and the DA converter converts the digital signal transmitted by the single-chip microcomputer into an analog signal and transmits the analog signal to the relay, A buzzer and a multi-colored lamp.

3. The home-based power monitoring and control device of claim 2, wherein the housing is a metal housing that provides interference immunity to the electromagnetic sensor and also facilitates the attraction of the magnet.

4. The home-based power monitoring and control device of claim 3, wherein the power monitoring module comprises a voltage monitor, a current monitor and a power monitor, the average values of the voltage, the current and the power are respectively monitored, and the power monitored by the power monitoring module is compared by the comparator.

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