CN103401103A - Automatic cut-off conversion socket for electric apparatus standby - Google Patents

Automatic cut-off conversion socket for electric apparatus standby Download PDF

Info

Publication number
CN103401103A
CN103401103A CN201310350995XA CN201310350995A CN103401103A CN 103401103 A CN103401103 A CN 103401103A CN 201310350995X A CN201310350995X A CN 201310350995XA CN 201310350995 A CN201310350995 A CN 201310350995A CN 103401103 A CN103401103 A CN 103401103A
Authority
CN
China
Prior art keywords
standby
socket
controller
arranges
electric appliance
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.)
Granted
Application number
CN201310350995XA
Other languages
Chinese (zh)
Other versions
CN103401103B (en
Inventor
葛荣超
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.)
Zhengzhou Huatai United Industrial Automation Co ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201310350995.XA priority Critical patent/CN103401103B/en
Publication of CN103401103A publication Critical patent/CN103401103A/en
Application granted granted Critical
Publication of CN103401103B publication Critical patent/CN103401103B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

The invention discloses an automatic cut-off conversion socket for electric apparatus standby. The socket comprises at least one standby detection socket, wherein a power metering chip, a controller and a power relay are arranged on each standby detection socket, the power metering chip is used for detecting the output power of the standby detection socket and for sending standby information to the controller when the output power is lower than a preset value, the controller is used for counting when the standby information is received and for separately disconnecting the controller after a preset time. The socket is applied to the study of zero power consumption standby and safe standby technology, and can better solve the standby energy consumption problem; moreover, an intrinsic safety standby standard is proposed, which has an appreciable promotion function for the technological advance of the household appliances industry; extra waste of the electrical energy can be greatly reduced every year; the emission of carbon dioxide and other greenhouse and harmful gases is reduced; the electric apparatus fire hazard is reduced; the damage to human health caused by standby electromagnetic radiation is reduced, and the service life of the electric apparatus is prolonged.

Description

A kind of electric appliance standby auto-breaking conversion socket
Technical field
The present invention relates to appliance socket, in particular, a kind of electric appliance standby auto-breaking conversion socket.
Background technology
The standby energy consumption of existing electrical equipment accumulates over a long period, and waste is serious, and existing socket can not intelligence cut off the power supply.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of new electric appliance standby auto-breaking conversion socket.
Technical scheme of the present invention is as follows: a kind of electric appliance standby auto-breaking conversion socket, and it comprises at least one standby test socket; Described standby test socket arranges power measurement chip, controller and power relay; Described power measurement chip is for detection of the power output of described standby test socket, in described power output, during lower than the power threshold that pre-sets, sends standby and notifies described controller; Described controller is used for starting timing, at the described power relay of disjunction after pre-seting the time when receiving described standby notice.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the first instrument transformer that is connected with described controller; Described the first instrument transformer is arranged between the live wire and zero line of described standby test socket, is used for when unexpected ground connection occurring, sends unexpected notice to described controller; Described controller is used for when receiving described unexpected notice, the described power relay of disjunction.
Preferably, in described electric appliance standby auto-breaking conversion socket, described the first instrument transformer arranges at least one electromagnetic induction coil.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the second instrument transformer that is connected with described controller; Described the second instrument transformer is arranged on the live wire of described standby test socket,, for detection of the current strength of live wire, in described current strength, during greater than the predetermined current threshold value, sends overload notification to described controller; Described controller is used for when receiving described overload notification, the described power relay of disjunction.
Preferably, in described electric appliance standby auto-breaking conversion socket, described the second instrument transformer arranges at least one electromagnetic induction coil.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the voltage monitor that is connected with described controller, for detection of output voltage,, send overvoltage and notify described controller during greater than predetermined voltage threshold at described output voltage; Described controller is used for when receiving described overvoltage notice, the described power relay of disjunction.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges some metal oxide piezo-resistances; Each described metal oxide piezo-resistance is arranged at respectively between live wire and zero line, between live wire and ground wire, between zero line and ground wire, be used for lightning protection.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the memory that is connected with described controller, is used for storage factory state information.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the recovery button that is connected with described controller, is used for triggering described controller and reading described factory state information and write when being subject to pressing.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the infrared receiver codec that is complementary with outside electrical equipment.
Adopt such scheme, the present invention adopts the power measurement chip, effectively solve the standby energy consumption problem, not only can thoroughly solve the standby energy consumption problem of household electrical appliances, only in the extensive use in remote controlled electrical household appliances field, just can greatly reduce the additional waste of several electric energy every year, thereby reduce the discharging of carbon dioxide and relevant greenhouse and pernicious gas, reduce appliance fire hidden danger and occur, reduce the harm of standby electromagnetic radiation to health, the useful life of improving electrical equipment.
Description of drawings
Fig. 1 is the schematic diagram of one embodiment of the present of invention;
Fig. 2 is the schematic diagram of an embodiment of standby test socket shown in Figure 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1, one embodiment of the present of invention are, a kind of electric appliance standby auto-breaking conversion socket 100, and it comprises at least one standby test socket 101, i.e. smart jack; As shown in Figure 2, described standby test socket arranges power measurement chip, controller and power relay.Like this, research and application by in Zero-power-consumption standby and safe standby technology, more efficiently solved the standby energy consumption problem, proposed the standby standard of " essential safety ", for the technological progress that promotes household electric appliances, has obvious facilitation.For example, controller is a microprocessor (MCU), like this,, by adopting MCU, can realize glitch-free computer and energy saving television effect.Adopt various embodiments of the present invention, not only can thoroughly solve the standby energy consumption problem of household electrical appliances, only in the extensive use in remote controlled electrical household appliances field, just can greatly reduce the additional waste of several electric energy every year, thereby reduce the discharging of carbon dioxide and relevant greenhouse and pernicious gas, reduce appliance fire hidden danger and occur, reduce the harm of standby electromagnetic radiation to health, the useful life of improving electrical equipment.
Described power measurement chip is for detection of the power output of described standby test socket, in described power output, during lower than the power threshold that pre-sets, sends standby and notifies described controller; For example, power threshold is 1 watt, 0.2W, 0.1W, 0.05W or 0.02W etc.Described controller is used for starting timing, at the described power relay of disjunction after pre-seting the time when receiving described standby notice; For example, pre-seting the time is 5 seconds, 15 seconds, 26 seconds or 31 seconds etc.The energy-conservation part of this smart jack is main because the inner element that has adopted power measurement IC to detect as circuit power.Power measurement IC is as elements high to the electric quantity metering precision such as intelligent electric meters, use on product, make product detect very accurate to the variation of power, inherent core as energy-conserving product, abandoned traditional comparison circuit that easily is disturbed, really accomplish low-power consumption, noiseless, can steady in a long-term move.When main electrical appliance, for example, described standby test socket is first socket aperture, when the host computer that is positioned at first socket aperture or television set enter standby, power monitoring IC sends instruction to MCU, MCU will be within the time of 10 seconds, 20 seconds or 30 seconds or appointment the disjunction power relay, realize closing the purpose of electric equipment.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the first instrument transformer that is connected with described controller; Described the first instrument transformer is arranged between the live wire and zero line of described standby test socket, is used for when unexpected ground connection occurring, sends unexpected notice to described controller; Described controller is used for when receiving described unexpected notice, the described power relay of disjunction.Preferably, described the first instrument transformer arranges at least one electromagnetic induction coil.Like this, this smart jack has anti-leakage function, for example in inside, adopted mutual inductance type electromagnetic induction coil, pass through to check the phase equilibrium of Live line Zero line aspect electric leakage, when unexpected ground connection occurring, for example the failure of insulation of electric appliance casing or electric wire causes the human electric shock, can send breaking signal to MCU, MCU sends instruction and carries out disjunction by power relay, like this, realized digitlization antioverloading function, provide than the more accurate earth leakage protective of ground-fault interrupter (GFCI); Advantage is that breaking speed is fast, and break-time is in 200 milliseconds; And the leakage current measuring accuracy is high, in 10 milliamperes; Thereby can really effectively prevent the human electric shock, ensure use safety, with the air conservation switch of present domestic use, compare, have a volume little, the characteristics that accuracy is high.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the second instrument transformer that is connected with described controller; Described the second instrument transformer is arranged on the live wire of described standby test socket,, for detection of the current strength of live wire, in described current strength, during greater than the predetermined current threshold value, sends overload notification to described controller; Described controller is used for when receiving described overload notification, the described power relay of disjunction; For example, the predetermined current threshold value is 0.2 ampere, 0.5A, 1A, 2A, 5A or 20A etc.Preferably, described the second instrument transformer arranges at least one electromagnetic induction coil.Preferably, described the first instrument transformer is identical with described the second instrument transformer model, can save cost like this.Like this, just realize the antioverloading function of this smart jack, adopted the current strength of mutual inductance type electromagnetic induction coil detection live wire on overload detection, when current strength surpasses the numerical value that sets, send breaking signal to MCU, MCU sends by power relay and carries out disjunction.Advantage is that breaking speed is fast, and break-time is in 200 milliseconds; And, realized Digital Control, not affected by ambient temperature, divide and have no progeny without recovery time.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the voltage monitor that is connected with described controller, for detection of output voltage,, send overvoltage and notify described controller during greater than predetermined voltage threshold at described output voltage; Described controller is used for when receiving described overvoltage notice, the described power relay of disjunction; For example, predetermined voltage threshold is 20 volts, 50V, 85V, 110V, 220V, 350V or 1200V etc.For example, the protection of the anti-high pressure of this smart jack is realized by electronic circuit,, when line voltage distribution exceeds zone of reasonableness, sends instruction to MCU equally, by the disjunction of MCU power ratio control relay.Preferably, adopt the voltage monitoring integrated circuit,, to high voltage, low-voltage examinations, control confucian orthodoxy and the disjunction of described power relay by described controller, thereby electrical equipment has been realized better protection effect.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges some metal oxide piezo-resistances; Each described metal oxide piezo-resistance is arranged at respectively between live wire and zero line, between live wire and ground wire, between zero line and ground wire, be used for lightning protection.For example, the lightning protection of this smart jack part is by metal oxide piezo-resistance MOV realization, and MOV is distributed in live wire docking zero line, live wire earth wire, zero line earth wire.When outside instantaneous pressure (thunderbolt) occurs, high pressure is absorbed by MOV, if high pressure exceeds the MOV tolerance range, MOV, with the Live line Zero line conducting, forms short-circuit signal, for example, this short-circuit signal is consistent with overload signal, MCU is with the disjunction of instruction power relay, and live wire and zero line, to ground wire also conducting, can make high pressure discharge by ground wire simultaneously.The three three-dimensional lightning protection of line MOV of the L/N of interiors of products, L/PE, N/PE, the protective device infringement avoiding being struck by lightning to greatest extent.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the memory that is connected with described controller, is used for storage factory state information.For example, described standby test socket also arranges the recovery button that is connected with described controller, is used for triggering described controller and reading described factory state information and write when being subject to pressing; Like this, this smart jack has just been realized a key repair function.For example, this smart jack adopts IC intelligent chip digital management technology, because of the brand and model of electrical equipment various, the use power condition varies, being difficult to meet the electrical equipment power condition in the system digits programming changes, therefore an automatic repair function of key is set, consistent on the power condition that can guarantee electrical equipment and this smart jack internal processes.
Preferably, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges the infrared receiver codec that is complementary with outside electrical equipment.For example, this smart jack infrared receiver coding can compatiblely be shared with the inner infrared receiver coding of electrical equipment, need not separately to join remote controller; And for example, to the electrical equipment without the infrared receiver remote control switch function, as water dispenser, computer etc., described standby test socket also arranges infrared inductor, and it is connected with described controller, is used for the induction human body close, automatically connects equipment, thereby starts power supply.
For example, described standby test socket also arranges online measurement processor, and real-time online detects voltage, current information, sends to described controller after processing.And for example, described controller also arranges full-digital intelligent module automatic control module, adopt the simulation of change other products to pre-set the design of down techniques, its socket infrared ray program coding and electrical equipment infrared receiver coding can compatiblely be shared, need not separately to join remote controller, need not to change circuit and electric power-feeding structure, easy to use.Electrical equipment without infrared receiver is equipped with and uses human body infrared induction to start source technology.Preferably, controller is arranged at the edge of described standby test socket.Preferably, described standby test socket arranges at least one louvre.Preferably, the contiguous at least one described louvre setting of controller; Preferably, described louvre is set to annular.Preferably, the aperture of described louvre is 1 to 3 millimeter.Preferably, described louvre is arranged at least one side of described electric appliance standby auto-breaking conversion socket.
In conjunction with application, preferred, in described electric appliance standby auto-breaking conversion socket, described standby test socket also arranges embedded system, is used for integrated control with above-mentioned each example.Described controller is arranged in described embedded system.
Further, embodiments of the invention can also be, each technical characterictic of the various embodiments described above, the electric appliance standby auto-breaking conversion socket that mutually is combined to form.Above-mentioned each related embodiment, be to be the development performance objective according to the guiding theory of electric appliance standby energy consumption and electric appliance safety, mainly comprises the monitoring, lightning protection, overvoltage, antioverloading, proof and electric leakage-proof safety of standby etc.Adopt relay by disjunction, improve the disjunction response speed of product; Operation control aspect adopts MCU and electronic circuit to combine, and product stability and intellectuality are guaranteed.For example, this smart jack internal integration earth leakage protective, over-current detection, three-dimensional three line lightning protection, high voltage protection and intelligent energy-saving device, the Application of composite of these technology, made Realization of Product integrated safe and energy-conservation laying equal stress on.
Through the trial-production test, the mechanical electric life-span is: circuit module is greater than 10000 times, and the socket normal running is greater than 10000 times; Quiescent dissipation is not more than 0.2W; Thunder-strike prevention standard can reach 1000 joules.Aspect " standby energy consumption ", basically close to zero; Various embodiments of the present invention are treated research and the application of machine technology in Zero-power-consumption standby and essential safety, can more efficiently solve the standby energy consumption problem, thereby establish a kind of ultimate standby energy consumption standard, to will produce on the energy-saving design concept of home appliance " essential safety " standby standard that the impact of essence proposes, for the technological progress that promotes household electric appliances, have significant facilitation.
Need to prove, above-mentioned each technical characterictic continues combination mutually, forms the various embodiment that do not enumerate in the above, all is considered as the scope of specification record of the present invention; And, for those of ordinary skills, can be improved according to the above description or conversion, and all these improve and conversion all should belong to the protection range of claims of the present invention.

Claims (10)

1. an electric appliance standby auto-breaking conversion socket, is characterized in that, comprises at least one standby test socket;
Described standby test socket arranges power measurement chip, controller and power relay;
Described power measurement chip is for detection of the power output of described standby test socket, in described power output, during lower than the power threshold that pre-sets, sends standby and notifies described controller;
Described controller is used for starting timing, at the described power relay of disjunction after pre-seting the time when receiving described standby notice.
2. electric appliance standby auto-breaking conversion socket according to claim 1, is characterized in that, described standby test socket also arranges the first instrument transformer that is connected with described controller;
Described the first instrument transformer is arranged between the live wire and zero line of described standby test socket, is used for when unexpected ground connection occurring, sends unexpected notice to described controller;
Described controller is used for when receiving described unexpected notice, the described power relay of disjunction.
3. electric appliance standby auto-breaking conversion socket according to claim 2, is characterized in that, described the first instrument transformer arranges at least one electromagnetic induction coil.
4. electric appliance standby auto-breaking conversion socket according to claim 2, is characterized in that, described standby test socket also arranges the second instrument transformer that is connected with described controller;
Described the second instrument transformer is arranged on the live wire of described standby test socket,, for detection of the current strength of live wire, in described current strength, during greater than the predetermined current threshold value, sends overload notification to described controller;
Described controller is used for when receiving described overload notification, the described power relay of disjunction.
5. electric appliance standby auto-breaking conversion socket according to claim 4, is characterized in that, described the second instrument transformer arranges at least one electromagnetic induction coil.
6. electric appliance standby auto-breaking conversion socket according to claim 1, it is characterized in that, described standby test socket also arranges the voltage monitor that is connected with described controller, for detection of output voltage,, send overvoltage and notify described controller during greater than predetermined voltage threshold at described output voltage;
Described controller is used for when receiving described overvoltage notice, the described power relay of disjunction.
7. electric appliance standby auto-breaking conversion socket according to claim 1, is characterized in that, described standby test socket also arranges some metal oxide piezo-resistances;
Each described metal oxide piezo-resistance is arranged at respectively between live wire and zero line, between live wire and ground wire, between zero line and ground wire, be used for lightning protection.
8. electric appliance standby auto-breaking conversion socket according to claim 1, is characterized in that, described standby test socket also arranges the memory that is connected with described controller, is used for storage factory state information.
9. electric appliance standby auto-breaking conversion socket according to claim 8, it is characterized in that, described standby test socket also arranges the recovery button that is connected with described controller, is used for triggering described controller and reading described factory state information and write when being subject to pressing.
According to claim 1 to 9 arbitrary described electric appliance standby auto-breaking conversion socket, it is characterized in that, described standby test socket also arranges the infrared receiver codec that is complementary with outside electrical equipment.
CN201310350995.XA 2013-08-13 2013-08-13 Automatic cut-off conversion socket for electric apparatus standby Active CN103401103B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310350995.XA CN103401103B (en) 2013-08-13 2013-08-13 Automatic cut-off conversion socket for electric apparatus standby

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310350995.XA CN103401103B (en) 2013-08-13 2013-08-13 Automatic cut-off conversion socket for electric apparatus standby

Publications (2)

Publication Number Publication Date
CN103401103A true CN103401103A (en) 2013-11-20
CN103401103B CN103401103B (en) 2014-05-28

Family

ID=49564677

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310350995.XA Active CN103401103B (en) 2013-08-13 2013-08-13 Automatic cut-off conversion socket for electric apparatus standby

Country Status (1)

Country Link
CN (1) CN103401103B (en)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103715566A (en) * 2014-01-05 2014-04-09 杜婉璐 Intelligent control safety socket
CN104730971A (en) * 2013-12-24 2015-06-24 黄冠雄 Micro-power consumption standby system and device
CN104932335A (en) * 2015-05-18 2015-09-23 南方科技大学 Method and device for controlling working state of jack
CN105006706A (en) * 2015-07-28 2015-10-28 张新安 Intelligent energy-saving power supply socket strip
CN105375212A (en) * 2015-12-10 2016-03-02 宁波大胜日用制品有限公司 Socket capable of automatically powering off
CN105406294A (en) * 2015-12-10 2016-03-16 宁波大胜日用制品有限公司 Socket convenient to use at night
CN107302158A (en) * 2017-06-22 2017-10-27 西北工业大学 A kind of smart jack
CN108414813A (en) * 2018-02-12 2018-08-17 李家宝 Intelligent switch system
CN109581948A (en) * 2018-11-20 2019-04-05 珠海城市职业技术学院 Environmental protection equipment monitoring device and environmental protection equipment monitoring method
CN110120617A (en) * 2019-04-18 2019-08-13 珠海格力电器股份有限公司 A kind of method and intelligent socket for closing household appliance
CN110557667A (en) * 2019-09-03 2019-12-10 英特曼电工(常州)有限公司 voice-controllable intelligent television partner and control method
CN113741287A (en) * 2021-09-07 2021-12-03 重庆华美电力设备有限责任公司 Remote control device for reducing energy consumption of power distribution equipment
EP4376247A1 (en) * 2022-10-28 2024-05-29 Honeywell International Inc. System and method for reducing energy consumption of one or more appliances using smart sockets

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102684012A (en) * 2011-10-18 2012-09-19 广西电网公司电力科学研究院 Intelligent multifunctional socket and realization method of intelligent multifunctional socket
CN103178410A (en) * 2011-12-26 2013-06-26 弈天电子科技(上海)有限公司 Intelligent socket and intelligent socket control equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102684012A (en) * 2011-10-18 2012-09-19 广西电网公司电力科学研究院 Intelligent multifunctional socket and realization method of intelligent multifunctional socket
CN103178410A (en) * 2011-12-26 2013-06-26 弈天电子科技(上海)有限公司 Intelligent socket and intelligent socket control equipment

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104730971A (en) * 2013-12-24 2015-06-24 黄冠雄 Micro-power consumption standby system and device
CN103715566A (en) * 2014-01-05 2014-04-09 杜婉璐 Intelligent control safety socket
CN104932335A (en) * 2015-05-18 2015-09-23 南方科技大学 Method and device for controlling working state of jack
CN104932335B (en) * 2015-05-18 2017-06-23 南方科技大学 A kind of control method and device of jack working condition
CN105006706A (en) * 2015-07-28 2015-10-28 张新安 Intelligent energy-saving power supply socket strip
CN105375212A (en) * 2015-12-10 2016-03-02 宁波大胜日用制品有限公司 Socket capable of automatically powering off
CN105406294A (en) * 2015-12-10 2016-03-16 宁波大胜日用制品有限公司 Socket convenient to use at night
CN107302158A (en) * 2017-06-22 2017-10-27 西北工业大学 A kind of smart jack
CN108414813A (en) * 2018-02-12 2018-08-17 李家宝 Intelligent switch system
CN109581948A (en) * 2018-11-20 2019-04-05 珠海城市职业技术学院 Environmental protection equipment monitoring device and environmental protection equipment monitoring method
CN109581948B (en) * 2018-11-20 2023-12-29 珠海城市职业技术学院 Environment-friendly equipment monitoring device and environment-friendly equipment monitoring method
CN110120617A (en) * 2019-04-18 2019-08-13 珠海格力电器股份有限公司 A kind of method and intelligent socket for closing household appliance
CN110120617B (en) * 2019-04-18 2020-07-07 珠海格力电器股份有限公司 Method for turning off household electrical appliance and intelligent socket
CN110557667A (en) * 2019-09-03 2019-12-10 英特曼电工(常州)有限公司 voice-controllable intelligent television partner and control method
CN113741287A (en) * 2021-09-07 2021-12-03 重庆华美电力设备有限责任公司 Remote control device for reducing energy consumption of power distribution equipment
EP4376247A1 (en) * 2022-10-28 2024-05-29 Honeywell International Inc. System and method for reducing energy consumption of one or more appliances using smart sockets

Also Published As

Publication number Publication date
CN103401103B (en) 2014-05-28

Similar Documents

Publication Publication Date Title
CN103401103B (en) Automatic cut-off conversion socket for electric apparatus standby
CN105186227A (en) Intelligent socket
CN204927711U (en) Intelligent socket
CN204012011U (en) The embedded electric appliance standby automatic power-off socket of a kind of body of wall
CN106129980A (en) A kind of hot-swappable circuit with Power Limitation function
CN104577971A (en) Outage trip protection plug
CN203674687U (en) Intelligent residual-current circuit breaker
CN204423575U (en) A kind of electrical fire comprehensive protector
CN207964962U (en) A kind of electric lightning digitlization on-Line Monitor Device
CN202940400U (en) Control circuit of energy-saving socket
CN202757697U (en) Online monitoring device for temperature of contact arms of high-voltage circuit breaker of 10kV high-current switch cabinet
CN206990771U (en) L ED power supply fault detection device
CN201422011Y (en) Leakage-detecting protective circuit
CN204349419U (en) Power-off trip protection plug
CN108963961A (en) A kind of intelligent power supply system based on multi-purpose electric equipment
CN203949950U (en) A kind of ammeter with earth leakage detection functions
CN104113037A (en) Wireless intelligent power supply management device
CN203434589U (en) Distribution box protective module
CN203522132U (en) Breaker electric leakage controller
CN102236687A (en) Power-off protection device
CN204696374U (en) A kind of smart jack based on residual current monitoring
CN205565700U (en) Universal smart grid power electronic device
CN205723400U (en) A kind of earth leakage protective device of intelligent alarm
CN205375089U (en) Take power supply switching circuit of isolation control function
CN204947580U (en) A kind of A.C. contactor protective device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20210628

Address after: No.6, Wanquanhe Road, Shangjie District, Zhengzhou City, Henan Province, 450000

Patentee after: Zhengzhou Huatai United Industrial Automation Co.,Ltd.

Address before: 450000 No.202, unit 3, building 2, courtyard 113, Fengchan Road, Jinshui District, Zhengzhou City, Henan Province

Patentee before: Ge Rongchao

TR01 Transfer of patent right