Background technology
At present,, not only power consumption equipment is produced destruction, but also power consumption efficiency is seriously descended, cause the waste of power resource because there are problems such as electric power rubbish, superfluous energy consumption and power consumption equipment standby energy consumption in using electricity system.Protect for the saves energy resource and to various power consumption equipments; can in using electricity system, various types of electricity-saving appliances be installed or electricity-saving socket solves; these electricity-saving appliances or socket all have its functional characteristic separately; also there is limitation separately simultaneously; if only use any electricity-saving appliance or electricity-saving socket all can not reach best power savings and to effective protective effect of power consumption equipment; if polytype electricity-saving appliance or electricity-saving socket are used in a using electricity system simultaneously, increased user's cost of investment again.In addition, along with electrical appliances such as TV are more and more, its power consumption sharply increases, electric energy loss when this not only is embodied in the work of electrical appliance such as TV, also be embodied in TV and coupled DVD player, the electric energy losses of equipment under holding state such as function player, essential method be with these electrical appliances thoroughly with the power supply disconnection, can thoroughly eliminate standby energy consumption, but, because the actual use habit of equipment such as TV and people's problem of perception, this almost is impossible, therefore, the standby energy consumption problem of electrical appliances such as TV still can't effectively be solved, and power consumption when how to reduce electric appliance standby and cost are also low to be a technical problem that needs to be resolved hurrily in the industry.
Summary of the invention
The utility model can not be eliminated the technical problem of electric appliance standby energy consumption for solving existing battery saving arrangement, and a kind of smart jack that can eliminate the electrical appliance standby energy consumption is provided.
For solveing the technical problem; the technical scheme that the utility model provides is: a kind of smart jack that can eliminate the electrical appliance standby energy consumption; comprise Socket casing; be arranged on jack on this Socket casing and that can be connected with outside electrical equipment; this jack and outside comprise live wire; the power supply of zero line and ground wire connects; wherein; described jack comprises master control jack and controlled jack; also be provided with the electricity-saving protection control circuit that is connected with this power supply; this electricity-saving protection control circuit comprises current transformer; transition surge restraining unit and main control module between described live wire and zero line parallel with one another, described master control jack; in parallel with described main control module again after current transformer and the controlled switch series connection.
Wherein, described controlled jack and described master control jack, current transformer are in parallel.
Wherein, described main control module comprise microprocessor, comprise first the sampling amplifying circuit and second the sampling amplifying circuit operational amplification circuit and the reception panel that is connected with this microprocessor; The output of the described first sampling amplifying circuit is connected with an input of described microprocessor, the output of the described second sampling amplifying circuit is connected with another input of described microprocessor, and the input of the described first sampling amplifying circuit is connected with described current transformer.
Wherein, the described first sampling amplifying circuit comprises sampling resistor and operational amplifier, and the described second sampling amplifying circuit is connected with described microprocessor by series connection one isolation resistance.
Wherein, described outside electrical equipment is TV.
Compared with prior art, the utility model is with the transition surge restraining unit, devices such as main control module summation current transformer organically combine, realized integrating and be embedded in the functional characteristic of various electricity-saving appliances and electricity-saving socket in the socket, as be applied in the TV power supply base, can remove transition effectively, electric power rubbish such as surge, having reduced the caused power consumption of these electric power rubbish increases, improved the power consumption efficiency of whole using electricity system, reduced superfluous power consumption, its power saving rate can be up to 30%, (the transition of electric power rubbish, surge) clearance rate can reach more than 35%.
Embodiment
As shown in Figure 1; a kind of smart jack that can eliminate the electrical appliance standby energy consumption; comprise Socket casing; be arranged on jack on this Socket casing and that can be connected with outside electrical equipment; this jack and outside comprise live wire; the power supply of zero line and ground wire connects; jack includes master control jack 1 and controlled jack 2; also be provided with the electricity-saving protection control circuit that is connected with this power supply; this electricity-saving protection control circuit comprises current transformer 3; transition surge restraining unit 4 and main control module 5 between live wire and zero line parallel with one another; master control jack 1; in parallel with main control module 5 again after current transformer 3 and a controlled switch 6 series connection, controlled jack 2 and the master control jack 1 of connecting; current transformer 3 parallel connections.Master control jack and controlled jack will cut off the power supply when controlled switch disconnects, the relation of master control jack and controlled jack: the master control jack is being controlled whether deenergization of controlled jack, and controlled jack can only unconditionally be accepted the open command of master control jack.
Main control module 5 comprises microprocessor 51, comprises operational amplification circuit, the reception panel 54 that is connected with this microprocessor and the delay controller etc. of the first sampling amplifying circuit 52 and the second sampling amplifying circuit 53; The output of the first sampling amplifying circuit is connected with an input of microprocessor, and the output of the second sampling amplifying circuit is connected with another input of microprocessor, and the input of the first sampling amplifying circuit is connected with current transformer.The PB0 input of microprocessor 51 with receive the panel output and be connected, an indicator light that is provided with on the PB1 input of microprocessor and the reception panel is connected.The first sampling amplifying circuit 52 comprises sampling resistor and operational amplifier, and the second sampling amplifying circuit 53 is connected with microprocessor by series connection one isolation resistance.Transition surge restraining unit 4 includes two piezo-resistances, and the one piezo-resistance is installed between live wire and the ground wire, and another piezo-resistance is installed between zero line and the ground wire.
Current transformer 3 be used for obtaining on the master control jack electric current and through the master control module controls controlled switch, current transformer 3 is connected on the master control jack branch road and exports induced current, this induced current is connected to the input of the first sampling amplifying circuit, gather and amplify by sampling resistor and input to microprocessor by operational amplifier, the continuation that can control controlled switch after the microprocessor processes is communicated with or disconnects, and is in microprocessor when disconnecting to connect the signal of controlled switch be to decide by the signal that receives panel when controlled.
Microprocessor also is connected with a indicator light on being installed in Socket casing by its output interface, can demonstrate the operating state of current socket intuitively by the light on and off of indicator light.This example sampling resistor is 100 Europe precision resistances of one of percentage precision, what operational amplifier adopted is the LM358 chip, microprocessor is the ATMEGA8 single-chip microcomputer of AVR series, and current transformer is a ZMCT103 series instrument transformer (the ZMCT103C instrument transformer of bright Electronics Co., Ltd. is selected in Nanjing).
Receive the panel working method, individual parameter value T is arranged, A in the program.The information translation of coming from that reception of Infrared remote controller is a high-low level, and timer1 calculates the time interval Tn and parameter T comparison of two trailing edges, and when satisfying Tn+A>T>Tn-A, socket is opened.
The detecting stand-by operation, judge by the electric current that detects master control whether master control enters stand-by time, the current sense of master control is obtained electric current root mean square then by the ADC sampling and is come out to judge, present sample frequency by 32k, 32 samples of every extraction are later on by Irms=((I1 X I1+ ... ..+I32 evolution formula X I32)/32) is obtained, when Irms<I, just think that master control has entered stand-by time, at this moment single-chip microcomputer can be turned off socket automatically main, thereby controlled stand-by power consumption is all turned off and can be reduced to zero to the stand-by power consumption of the power consumption equipment on the socket.Single-chip microcomputer adopts 10 AD conversions, so so sampling reference voltage is 5/1024 to approximate 5mV for the sampling resolution of+5V single-chip microcomputer.The result who tests out according to us shows that our scheme sampling precision meets the demands.0.1 grade of power source loads cabinet precision.The precision current instrument transformer that method of testing, power source loads cabinet output line are passed our model machine is got back to the input of power source loads cabinet, mediates following current value then one by one, and standby current shows that stable back reading numerical values also takes reading.
Main control module adopts modular design, can detect master control jack branch road induced current and be transferred to microprocessor by a current transformer and a sampling amplifying circuit, continuation by microprocessor control controlled switch is communicated with or disconnection, thereby realize the break-make of master control jack and controlled jack power supply is handled, eliminated the situation of standby power consumption effectively, for example, TV power is inserted on the master control jack, with DVD player, power supplys such as function player are inserted on the controlled jack, when detecting device shutdown such as television set on the master control jack or standby by current transformer and sampling amplifying circuit when main control module, after waiting for one section delay time (as 1 minute), by the power supply on delay controller control controlled switch disconnection master control jack and the controlled jack, make TV on master control jack and the controlled jack, DVD player, power supplys such as function player all disconnect, thereby have eliminated the standby power consumption.By detecting the electric current on the master control jack, can judge the operating state that is connected on the master control jack, when the equipment such as television set that detect on the master control jack are in holding state after a period of time, automatically controlled switch is disconnected, cut-out is connected equipment such as TV on master control jack and the controlled jack, DVD player, function player, has eliminated standby energy consumption effectively.In order to be illustrated more clearly in the course of work of the present utility model, flow chart as shown in Figure 2.
The utility model suppresses electric power rubbish such as the transition, surge in the electrical network effectively; improved and used electricity quality; guaranteed the stable operation of equipment such as television set, prolonged the useful life of equipment such as television set, reached economize on electricity and protection double effects equipment such as TVs.
Abovely the utility model is specifically described, but those skilled in the art can make numerous variations or variation to these execution modes these changes and changing within the scope that should fall into the utility model protection in conjunction with better embodiment.