CN106774053A - Power line - Google Patents

Power line Download PDF

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Publication number
CN106774053A
CN106774053A CN201611032242.4A CN201611032242A CN106774053A CN 106774053 A CN106774053 A CN 106774053A CN 201611032242 A CN201611032242 A CN 201611032242A CN 106774053 A CN106774053 A CN 106774053A
Authority
CN
China
Prior art keywords
main
line
point
signal
computation chip
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611032242.4A
Other languages
Chinese (zh)
Inventor
汪泽维
黄浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Comfort Industry & Trade Co Ltd
Original Assignee
Hefei Comfort Industry & Trade Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hefei Comfort Industry & Trade Co Ltd filed Critical Hefei Comfort Industry & Trade Co Ltd
Priority to CN201611032242.4A priority Critical patent/CN106774053A/en
Publication of CN106774053A publication Critical patent/CN106774053A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/048Monitoring; Safety
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02Means for indicating or recording specially adapted for thermometers
    • G01K1/026Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/12Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Alarm Systems (AREA)

Abstract

The present invention proposes a kind of power line, including control box, a main line and at least two branch lines, and main line is electrically connected with each branch line in control box;The termination of main line is connected with main plug, and the termination of branch line is connected with sub-plug;Main relay switch is provided with main line, a point relay switch is provided with branch line;Main controller is provided with control box, main controller is connected with main ammeter computation chip, main temperature sensor, drive circuit, each point of ammeter computation chip, display screen and alarm;Drive circuit is switched with main relay and a point relay switch is electrically connected;Main ammeter computation chip is connected with principal voltage sensor and primary current sense device;Ammeter computation chip is divided to be connected with component voltage sensor and a point current sensor;The present invention can be in each circuit of real-time monitoring electrical parameter and temperature conditions, when electrical parameter and temperature parameter occur abnormal, main controller can control the relay switch in respective lines to disconnect, cut off the electricity supply, it is to avoid electricity consumption danger.

Description

Power line
Technical field
The present invention relates to electrical accessorie technical field, specifically a kind of power line.
Background technology
Power line is the electric wire for transmitting electric current.The mode of usual electric current transmission is point-to-point transmission.Power line is according to purposes AC AC power cords and DC direct current supply lines can be divided into.In general, most often should when power line is people's daily life, work One of electronic equipment, every equipment for needing electricity consumption is substantially all and needs to use the power line could to be connected with extraneous power supply. But, the power line of overwhelming majority species is only to play a part of simply to be connected electrical equipment with extraneous power supply at present, Some electrical parameters of electrical equipment such as electric current, voltage, power, power consumption need to also can just be measured by other measuring apparatus, to use Family brings certain inconvenience.
In addition, existing power supply line abnormal conditions occurs in electrical equipment, such as still be may proceed to when power is excessive, temperature is too high Power supply, is easily caused the electricity consumptions such as fire danger, and the personal safety to user causes potential safety hazard.
The content of the invention
The present invention proposes a kind of power line, solves that power line effect in the prior art is single, easily occurs that electricity consumption is dangerous, leads Cause the problem of fire.
The technical proposal of the invention is realized in this way:
A kind of power line, including control box, a main line and at least two branch lines, the main line is with each branch line in institute State electrical connection in control box;The termination of the main line is connected with main plug, and the termination of the branch line is connected with sub-plug;
Main relay switch is provided with the main line, a point relay switch is provided with the branch line;
Be provided with main controller in the control box, the main controller be connected with main ammeter computation chip, main temperature sensor, Drive circuit, each point of ammeter computation chip, display screen and alarm;
The drive circuit is switched with the main relay and a point relay switch is electrically connected;
The main ammeter computation chip is connected with principal voltage sensor and primary current sense device, and the principal voltage sensor is used In the analog voltage signal for measuring the main line, the primary current sense device is used to measure the analog current signal of the main line, The analog signal that the principal voltage sensor and primary current sense device are measured is converted to numeral by the main ammeter computation chip Signal is simultaneously input to the main controller;
Described point of ammeter computation chip is connected with component voltage sensor and point current sensor, and the component voltage sensor is used In the analog voltage signal for measuring the branch line, described point of current sensor is used to measure the analog current letter of the branch line Number, described point of ammeter computation chip by the component voltage sensor and point current sensor measurement to analog signal be converted to number Word signal is simultaneously input to the main controller;
The main temperature sensor is used to measure the temperature signal of the main line and pass to the main controller;
Described point of temperature sensor is used to measure the temperature signal of the branch line and pass to the main controller;
The main controller is according to the main ammeter computation chip, point ammeter computation chip, main temperature sensor and point temperature The signal that sensor transmission comes is calculated, and by the voltage of the main line and each branch line, electric current, power, power consumption and temperature Degree situation is shown on the display screen;When voltage, electric current, power or temperature when the main line or branch line occur abnormal, The main controller sends alarm signal and alarms to the alarm, while the main controller sends to the drive circuit drives letter Number, the drive circuit controls point relay in main relay switch or branch line in corresponding main line according to the drive signal Device is switched off.
Further, the main line is provided with hand switch.
Further, the hand switch and display screen are located at the surface of the control box.
Further, the display screen is electronic ink screen or liquid crystal display.
Further, the alarm is LED or buzzer.
Beneficial effects of the present invention are:
Power line structure of the invention is simple, reasonable in design;Can measure in real time electric current in each circuit of monitoring, voltage and Temperature conditions, the general power and power consumption in the power and power consumption and main line of corresponding electrical appliance, one are calculated by main controller When each electrical parameter of denier and temperature parameter occur abnormal, main controller can control the relay switch in respective lines to disconnect, cut-out electricity Source, it is to avoid electricity consumption is dangerous;Due to main line with corresponding measurement apparatus are respectively provided with branch line, each branch line can be entered Row individually control, when a certain electrical appliance goes wrong, only cuts off corresponding branch line.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the theory diagram of one embodiment of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, the power line in the present embodiment, including control box, a main line and at least two branch lines, it is described Main line is electrically connected with each branch line in the control box;The termination of the main line is connected with main plug, and the main plug is used for Connection external power source, such as family expenses 220V AC powers;The termination of the branch line is connected with sub-plug, and the sub-plug is used to connect Connect electrical equipment, such as refrigerator, washing machine, TV, computer etc..In the present embodiment, enter so that the quantity of branch line is two as an example Row explanation, respectively the first branch line and the second branch line, can as needed set the quantity of branch line in practical application.
In the present embodiment, main relay switch is provided with the main line, first point of relay is provided with the first branch line Device is switched, and second point of relay switch is provided with the second branch line;Main relay switch, first point of relay switch and second Relay switch is divided to be arranged inside the control box.
Be provided with main controller in the control box, the main controller be connected with main ammeter computation chip, main temperature sensor, Drive circuit, first point of ammeter computation chip, second point of ammeter computation chip, display screen and alarm;Main ammeter computation chip, Main temperature sensor, drive circuit, first point of ammeter computation chip and second point of ammeter computation chip are arranged at the control box Inside, display screen and alarm are located at the surface of the control box.
The drive circuit is switched with the main relay, first point of relay switch and second point of relay switch are electrically connected Connect.
The main ammeter computation chip is connected with principal voltage sensor and primary current sense device, and the principal voltage sensor is used In the analog voltage signal for measuring the main line, the primary current sense device is used to measure the analog current signal of the main line, The analog signal that the principal voltage sensor and primary current sense device are measured is converted to numeral by the main ammeter computation chip Signal is simultaneously input to the main controller.
First point of ammeter computation chip is connected with the first component voltage sensor and first point of current sensor, described One component voltage sensor is used to measure the analog voltage signal of first branch line, and first point of current sensor is used to survey Measure the analog current signal of first branch line, first point of ammeter computation chip by the first component voltage sensor and First point of current sensor measurement to analog signal be converted to data signal and be input to the main controller.
Second point of ammeter computation chip is connected with the second component voltage sensor and second point of current sensor, described Two component voltage sensors are used to measure the analog voltage signal of second branch line, and second point of current sensor is used to survey Measure the analog current signal of second branch line, second point of ammeter computation chip by the second component voltage sensor and Second point of current sensor measurement to analog signal be converted to data signal and be input to the main controller.
The main temperature sensor is used to measure the temperature signal of the main line and pass to the main controller.Described first Dividing temperature sensor is used to measure the temperature signal of first branch line and pass to the main controller;Second point of temperature Sensor is used to measure the temperature signal of second branch line and pass to the main controller.
The main controller is according to the main ammeter computation chip, first point of ammeter computation chip, second point of ammeter metering core The signal that the transmission of piece, main temperature sensor, first point of temperature sensor and second point of temperature sensor comes is calculated, and by institute State main line, the voltage of the first branch line and the second branch line, electric current, power, power consumption and temperature conditions and be shown to the display On screen;When the main line, the voltage of the first branch line and the second branch line, electric current, power or temperature occur abnormal, the master Control device sends alarm signal and alarms to the alarm, if alarm is LED, the flicker such as LED is more than, if fruit alarm It is buzzer, then buzzer call is more than, it is also possible to while using LED and buzzer.The main controller is to the drive simultaneously Dynamic circuit sends drive signal, the drive circuit controlled according to the drive signal main relay switch in corresponding main line, Second point of relay switch in first point of relay switch or the second branch line in first branch line disconnects.
In the present embodiment, the main line is provided with hand switch, and the hand switch is located at the surface of the control box.Make In, user arbitrarily can manually control the break-make of power line.
In the present embodiment, the display screen is electronic ink screen, it would however also be possible to employ the other kinds of display screen such as liquid crystal display. Electronic ink screen can more save electric energy.
When the present embodiment works, by measuring electric current and magnitude of voltage in each circuit, phase is obtained by the calculating of main controller The power and power consumption of the equipment answered;The temperature conditions for measuring each circuit simultaneously is monitored;Can be pre-set in main controller each The electric current of electrical appliance, voltage and power bracket, and each circuit temperature range, when each parameter value that main controller is calculated exceeds During preset range, main controller just assert in the circuit there is multiplexing electric abnormality situation, and alarm signal is sent to alarm, and prompting is used Person, while main controller sends drive signal to drive circuit, drive circuit can find the phase for going wrong according to drive signal Circuit is answered, and controls the relay switch in respective lines to disconnect, cut off the electricity supply, it is to avoid fire occurs, improve Electrical Safety.By In the present embodiment main line with corresponding measurement apparatus are respectively provided with branch line, each branch line can individually be controlled System, when a certain electrical appliance goes wrong, only cuts off corresponding branch line, and electrical appliance is being just during other branch lines are not influenceed Often work.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.

Claims (5)

1. a kind of power line, it is characterised in that including control box, a main line and at least two branch lines, the main line with it is each Branch line is electrically connected in the control box;The termination of the main line is connected with main plug, and the termination of the branch line is connected with Sub-plug;
Main relay switch is provided with the main line, a point relay switch is provided with the branch line;
Main controller is provided with the control box, the main controller is connected with main ammeter computation chip, main temperature sensor, drives Circuit, each point of ammeter computation chip, display screen and alarm;
The drive circuit is switched with the main relay and a point relay switch is electrically connected;
The main ammeter computation chip is connected with principal voltage sensor and primary current sense device, and the principal voltage sensor is used to survey The analog voltage signal of the main line is measured, the primary current sense device is used to measure the analog current signal of the main line, described The analog signal that the principal voltage sensor and primary current sense device are measured is converted to data signal by main ammeter computation chip And it is input to the main controller;
Described point of ammeter computation chip is connected with component voltage sensor and point current sensor, and the component voltage sensor is used to survey The analog voltage signal of the branch line is measured, described point of current sensor is used to measure the analog current signal of the branch line, Described point of ammeter computation chip by the component voltage sensor and point current sensor measurement to analog signal be converted to numeral Signal is simultaneously input to the main controller;
The main temperature sensor is used to measure the temperature signal of the main line and pass to the main controller;
Described point of temperature sensor is used to measure the temperature signal of the branch line and pass to the main controller;
The main controller is according to the main ammeter computation chip, point ammeter computation chip, main temperature sensor and point TEMP The signal that device transmission comes is calculated, and by the voltage of the main line and each branch line, electric current, power, power consumption and temperature feelings Condition is shown on the display screen;It is described when voltage, electric current, power or temperature when the main line or branch line occur abnormal Main controller sends alarm signal and alarms to the alarm, while the main controller sends drive signal to the drive circuit, The drive circuit controls point relay in main relay switch or branch line in corresponding main line according to the drive signal Switch off.
2. power line as claimed in claim 1, it is characterised in that the main line is provided with hand switch.
3. power line as claimed in claim 2, it is characterised in that the hand switch and display screen are located at the control box Surface.
4. power line as claimed in claim 3, it is characterised in that the display screen is electronic ink screen or liquid crystal display.
5. power line as claimed in claim 4, it is characterised in that the alarm is LED or buzzer.
CN201611032242.4A 2016-11-22 2016-11-22 Power line Pending CN106774053A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611032242.4A CN106774053A (en) 2016-11-22 2016-11-22 Power line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611032242.4A CN106774053A (en) 2016-11-22 2016-11-22 Power line

Publications (1)

Publication Number Publication Date
CN106774053A true CN106774053A (en) 2017-05-31

Family

ID=58971872

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611032242.4A Pending CN106774053A (en) 2016-11-22 2016-11-22 Power line

Country Status (1)

Country Link
CN (1) CN106774053A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019194854A1 (en) * 2018-04-04 2019-10-10 Panoramic Power Ltd. System and method for measuring powerline temperature based on self-powered power sensors

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200944192Y (en) * 2006-07-28 2007-09-05 山东鲁维电子技术有限公司 Visible intelligent household electricity management system
US7324006B2 (en) * 2003-11-12 2008-01-29 The Wiremold Company Remote display ammeter for power plug or power strip
CN101122620A (en) * 2006-08-07 2008-02-13 鸿富锦精密工业(深圳)有限公司 Power supply line
CN204835084U (en) * 2015-07-09 2015-12-02 重庆瑞升康博电气有限公司 Thing networking WIFI smart jack
CN204965673U (en) * 2015-09-17 2016-01-13 北京建安成自动化电控技术有限公司 Electric fire supervisory equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7324006B2 (en) * 2003-11-12 2008-01-29 The Wiremold Company Remote display ammeter for power plug or power strip
CN200944192Y (en) * 2006-07-28 2007-09-05 山东鲁维电子技术有限公司 Visible intelligent household electricity management system
CN101122620A (en) * 2006-08-07 2008-02-13 鸿富锦精密工业(深圳)有限公司 Power supply line
CN204835084U (en) * 2015-07-09 2015-12-02 重庆瑞升康博电气有限公司 Thing networking WIFI smart jack
CN204965673U (en) * 2015-09-17 2016-01-13 北京建安成自动化电控技术有限公司 Electric fire supervisory equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019194854A1 (en) * 2018-04-04 2019-10-10 Panoramic Power Ltd. System and method for measuring powerline temperature based on self-powered power sensors
US10690547B2 (en) 2018-04-04 2020-06-23 Panoramic Power Ltd. System and method for measuring powerline temperature based on self-powered power sensors
GB2588717A (en) * 2018-04-04 2021-05-05 Panoramic Power Ltd System and method for measuring powerline temperature based on self-powered power sensors
GB2588717B (en) * 2018-04-04 2021-10-27 Panoramic Power Ltd System and method for measuring powerline temperature based on self-powered power sensors

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Application publication date: 20170531