CN205004564U - Wireless socket system - Google Patents

Abstract

The utility model belongs to the technical field of radio communication, especially, relate to a wireless socket system. This wireless socket system include a wireless socket of owner and at least one rather than carry on wireless communication from wireless socket, can freely expand according to user's demand from the quantity of wireless socket. As the improvement, only have wiFi circuit module and RF emission module in main wireless socket, and in other follow wireless socket, do not have wiFi circuit module, only have RF receiving module. Like this, main wireless socket can be given from wireless socket through RF radio frequency emission control command, and then can realize the control to indoor a plurality of wireless sockets with intelligent terminal. According to the utility model provides a wireless socket system, the manufacturing cost who follows wireless socket obviously is less than the smart jack of generally taking wiFi circuit module, and the consumption is less than general smart jack by a wide margin, also reduce the product manufacture cost, reduceed subsequent cost of use again.

Description

Wireless socket system

Technical field

The utility model belongs to wireless communication technology field, particularly relates to a kind of wireless socket system.

Background technology

Along with the development of Smart Home industry, the application of Smart Home product is more and more extensive, and people also increase gradually to intelligentized requirement; Particularly, people thirst for realizing the controlled in wireless to household electrical appliance, as: the switching function of the simplest appliances power source, and a kind of wireless intelligent socket just arises at the historic moment.Wireless intelligent socket common on the market, mostly being single socket wireless intelligent socket and intelligent wireless insert row, is all generally adopt WiFi to be connected with the wireless router in family, by smart mobile phone end set up applications, by simple configuration, the function of Long-distance Control can be realized.

Because present wireless socket is on the market all adopt the communication of wireless WiFi mode substantially, in socket circuit, the power consumption of WiFi part is general comparatively large, and generally can only carry out basic switch control rule.But in a lot of occasion, we are it is desirable that control respectively the electrical equipment of not chummery.As: the control to bedroom air-conditioning, the TV to parlor control, control etc. the TV in bedroom, and at this moment we just need to buy in multiple wireless intelligent socket, realize the control to family's different spatial electrical equipment.And because each wireless socket is with WiFi function and WiFi circuit, add cost undoubtedly, price is more expensive, and the power consumption of WiFi circuit own is also larger.

Utility model content

In view of this, namely the purpose of this utility model is to provide a kind of wireless socket system, the technical problem that when configuring multiple wireless intelligent socket to solve in prior art, cost is high, power consumption is large.

To achieve these goals, wireless socket system provided by the utility model, comprise a main wireless socket and at least one and described main wireless socket carry out wireless telecommunications from wireless socket;

Described main wireless socket comprise a main control singlechip and be connected with described main control singlechip respectively for the WiFi circuit module of indoor wireless router communication, describedly carry out the modulation of radio frequency control data from wireless socket to each and control main switch with the RF transmitter module of transmitting with the exchanging of signal controlling socket switch break-make according to described main control singlechip, described main wireless socket also comprises and controls baseplug attaching plug that main switch connects and baseplug electrical outlet with described interchange respectively;

Respectively described comprise a single-chip microcomputer and controlling from switch with the exchanging of signal controlling socket switch break-make according to described single-chip microcomputer for the RF receiver module received and demodulated described radio frequency control data of being connected with described single-chip microcomputer respectively from wireless socket, described in each from wireless socket also comprise respectively with described exchange control from switch connect from socket power plug with from socket electrical outlet.

Further, main wireless socket also comprises and to be arranged between described baseplug attaching plug and described main control singlechip, to judge that electrical equipment status is to realize the principal current testing circuit of main wireless socket energy saver mode according to the size of current detected.

Further, each described from wireless socket also comprise be arranged on described from judge between socket power plug and described single-chip microcomputer, according to the size of current detected electrical equipment status with realization from wireless socket energy saver mode from current detection circuit.

Further, described main wireless socket also comprises the main LED light being used to indicate described main wireless socket operating state and/or the master control button on off state of described main wireless socket being carried out to manual switchover; Described main LED light and/or described master control button are all connected with described main control singlechip.

Further, each described from wireless socket also comprise be used to indicate each described from wireless socket operating state from LED light and/or to each described from the on off state of wireless socket carry out manual switchover from control button; Described from LED light and/or described from control button be all connected with described single-chip microcomputer.

Particularly, described principal current testing circuit and including from current detection circuit: the current/voltage converting unit by the current conversion the attaching plug detected being relevant voltage signal, and connect successively respectively described voltage signal is carried out to amplify process, compares the amplifying unit of output and rectifying and wave-filtering, comparing unit and rectification filtering unit.

More specifically, described current/voltage converting unit comprises current sensor chip U1, electric capacity C1 and electric capacity C2; The electric current input positive and negative terminal of described current sensor chip U1 connects the current detecting end of attaching plug simultaneously, and the power supply termination operating voltage of described current sensor chip U1, between the feeder ear that described electric capacity C1 is connected to described current sensor chip U1 and ground; Between the filtering end that described electric capacity C2 is connected to described current sensor chip U1 and ground, the input of amplifying unit described in the output termination of described current sensor chip U1;

Described amplifying unit comprises operational amplifier U2, electric capacity C3, resistance R1, resistance R2, resistance R3 and resistance R4; The inverting input of described operational amplifier U2 connects the output of described current sensor chip U1 by described resistance R1, the normal phase input end of described operational amplifier U2 meets direct voltage VCC by described resistance R2, between the normal phase input end that described resistance R3 is connected to described operational amplifier U2 and ground, between the inverting input that described electric capacity C3 and resistance R4 is attempted by described operational amplifier U2 respectively and output, the input of comparing unit described in the output termination of described operational amplifier U2;

Described comparing unit comprises operational amplifier U3, resistance R5, resistance R6 and resistance R3; The normal phase input end of described operational amplifier U3 is the input of described comparing unit, the inverting input of described operational amplifier U3 meets direct voltage VCC by described resistance R5, between the inverting input that described resistance R6 is connected to described operational amplifier U3 and ground, the output of described operational amplifier U3 is met direct voltage VCC by described resistance R7, is connect the input of described rectification filtering unit simultaneously;

Described rectification filtering unit comprises diode D1, resistance R8, resistance R9, electric capacity C4 and electric capacity C5; The positive pole of described diode D1 connects the output of described operational amplifier U3, the negative pole of described diode D1 connects single-chip microcomputer by the described resistance R8 that connects successively and resistance R9, between the negative pole that described electric capacity C4 is connected on described diode D1 and ground, described electric capacity C5 is connected to described resistance R8, connecing altogether of resistance R9 is held between ground.

Particularly, described interchange control main switch controls all to adopt solid state control circuit to realize from switch with exchanging.Described interchange controls the switch drive unit that main switch comprises the control signal output being connected to described main control singlechip, the switch protection unit being connected to the alternating-current switch unit between described switch drive unit and described baseplug electrical outlet and connecting with described alternating-current switch unit, baseplug attaching plug and baseplug electrical outlet respectively; Described exchange control from switch comprise the control signal output being connected to described single-chip microcomputer switch drive unit, be connected to described switch drive unit and described alternating-current switch unit between socket electrical outlet and respectively with described alternating-current switch unit, from socket power plug and the switch protection unit that connects from socket electrical outlet.

More specifically, described switch drive unit comprises resistance R11, resistance R12, resistance R13, triode Q1 and optocoupler U11; The control end of described triode Q1 connects the control signal output of single-chip microcomputer by described resistance R11, described resistance R12 is connected between the control signal output of single-chip microcomputer and ground, second input of optocoupler U11 described in the high potential termination of described triode Q1, the cold end ground connection of described triode Q1, the first input end of described optocoupler U11 meets direct voltage VCC by described resistance R13, and the first output and second output of described optocoupler U11 connect alternating-current switch unit simultaneously;

Described alternating-current switch unit comprises resistance R14, resistance R15 and bidirectional triode thyristor U12; The control pole of described bidirectional triode thyristor U12 connects second output of described optocoupler U11, the main electrode A1 of described bidirectional triode thyristor U12 connects first output of described optocoupler U11 by described resistance R14, the main electrode A1 of described bidirectional triode thyristor U12 also connects the first input end of described switch protection unit simultaneously, the main electrode A2 of described bidirectional triode thyristor U12 connects second output of described optocoupler U11 by described resistance R15, the main electrode A2 of described bidirectional triode thyristor U12 also connects the second input of described switch protection unit simultaneously;

Described switch protection unit comprises piezo-resistance R16 and thermistor R17; The first end of described piezo-resistance R16 and the second end are respectively first input end and second input of described switch protection unit; the first end of described piezo-resistance R16 also connects the positive pole of attaching plug by described thermistor R17, the positive pole of second end of described piezo-resistance R16 simultaneously circuit closer socket.

The wireless socket system that the utility model embodiment provides, comprise a main wireless socket and at least one carry out with it wireless telecommunications from wireless socket, freely can expand according to the demand of user from the quantity of wireless socket.As improvement, only in main wireless socket with WiFi circuit module and RF transmitter module, and at other from wireless socket, without WiFi circuit module, only with RF receiver module.Like this, main wireless socket can be given from wireless socket by RF radio-frequency transmissions control command, and then can realize with the control of intelligent terminal to multiple wireless sockets of indoor.According to the wireless socket system that the utility model provides, be starkly lower than the smart jack of general band WiFi circuit module from the manufacturing cost of wireless socket, and power consumption is significantly lower than general intelligence socket; Also reduce cost of goods manufactured, reduce again follow-up cost of use.As preferably, the wireless socket system that the utility model embodiment provides, can also by built-in current detection circuit intelligent decision electrical equipment status, after electrical equipment enters holding state, can according to user arrange whether time delay carrys out automatic roof-cut resistence.And, adopt solid state control circuit realize main wireless socket with from wireless socket exchange control switch part time, compare electromagnetic relay control mode common on the market, the advantage such as have more safe and reliable, life-span long, noise-less pollution and electromagnetic radiation is little.

Accompanying drawing explanation

Fig. 1 is the structural representation of the wireless socket system that the utility model embodiment provides;

Fig. 2 is the structured flowchart of main wireless socket in the wireless socket system that provides of the utility model one preferred embodiment;

Fig. 3 is arbitrary structured flowchart from wireless socket in the wireless socket system that provides of the utility model one preferred embodiment;

Fig. 4 is principal current testing circuit or the structured flowchart from current detection circuit in the wireless socket system that provides of the utility model embodiment;

Fig. 5 is principal current testing circuit or the structural representation from current detection circuit in the wireless socket system that provides of the utility model embodiment;

Fig. 6 exchanges in the wireless socket system that provides of the utility model embodiment control main switch or exchange the structured flowchart controlled from switch;

Fig. 7 exchanges in the wireless socket system that provides of the utility model embodiment control main switch or exchange the structural representation controlled from switch.

Embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.

Fig. 1 is the structural representation of the wireless socket system that the utility model embodiment provides; For convenience of explanation, illustrate only part related to the present embodiment, as shown in the figure:

A kind of wireless socket system, comprises a main wireless socket 100 and several are from wireless socket, freely can expand from the quantity of wireless socket according to the demand of user.In the embodiment shown in fig. 1, be three from the quantity of wireless socket, be respectively from wireless socket 21,22 and 23.

When specific implementation, main wireless socket 100 comprise main control singlechip and connect with main control singlechip respectively for the WiFi circuit module of indoor wireless router communication, from wireless socket, the modulation of radio frequency control data carried out to each control main switch with the RF transmitter module of transmitting with the exchanging of signal controlling socket switch break-make according to main control singlechip, further, main wireless socket 100 also comprises and controls baseplug attaching plug that main switch connects and baseplug electrical outlet with exchanging respectively.

A single-chip microcomputer is comprised respectively with 23 and the RF receiver module received and demodulated for the radio frequency control data sent main wireless socket that is connected with single-chip microcomputer respectively controls from switch with the exchanging of signal controlling socket switch break-make according to single-chip microcomputer from wireless socket 21,22, same, each from wireless socket also all comprise respectively with exchange control from switch connect from socket power plug with from socket electrical outlet.

As from the foregoing, the wireless socket system that the utility model embodiment provides, with WiFi circuit module and RF transmitter module in main wireless socket 100, and at other from wireless socket, without WiFi circuit module, only with RF receiver module.Like this, main wireless socket 100 can be given from wireless socket by RF radio-frequency transmissions control command, and then can realize with the control of intelligent terminal to multiple wireless sockets of indoor.According to the wireless socket system that the utility model provides, be starkly lower than the smart jack of general band WiFi circuit module from the manufacturing cost of wireless socket, and power consumption is significantly lower than general intelligence socket; Also reduce cost of goods manufactured, reduce again follow-up cost of use.

In the use procedure of this wireless socket system, have two kinds of use scenes at least.One carries out remote switch control with intelligent terminals such as mobile phones, and another kind carries out switch control rule at intelligent terminals such as indoor mobile phones.For convenience of description, the using state of intelligent terminal is hereinafter all described for smart mobile phone.

If realize Long-distance Control, then this wireless socket system needs to have coordinated with indoor wireless router, cloud server and smart mobile phone.Set up applications in smart mobile phone, it is connected to cloud server by mobile network etc.; Main wireless socket 100 is connected with indoor wireless router by WiFi, and wireless router is connected to cloud server by network; Main wireless socket 100 controls each from wireless socket by RF RF-wise.When user is in other places, think in long-range closedown man from wireless socket 21 time, he can by the application program in mobile phone, send " closing from wireless socket 21 " this type of order, order uploads to cloud server, after cloud server is resolved, re-send in the wireless router of specifying in family, wireless router passes to main wireless socket 100 by WiFi control command information, main wireless socket 100 is resolved WiFi information again, transmitted information to from wireless socket 21 by RF, complete the closing motion from wireless socket 21.

Control if just will realize close shot, this wireless socket system only needs and indoor wireless router and smart mobile phone composition control network.Same, first set up applications in smart mobile phone, it and main wireless socket 100 are all be connected with the wireless router in family by WiFi; Main wireless socket 100 can control each from wireless socket by RF RF-wise.When wanting when user stays at home to close from wireless socket 22, only need guarantee that smart mobile phone and main wireless socket 100 are all connected on same wireless router by WiFi; After mobile phone open application program, after sending " closing from wireless socket 22 " order, via being sent to main wireless socket 100 after wireless router transfer, main wireless socket 100 is resolved the WiFi information received again, transmitted information to from wireless socket 22 by RF, complete the shutoff operation from wireless socket 22.

Further, Fig. 2 and Fig. 3 respectively illustrates main wireless socket and a structured flowchart from wireless socket in the wireless socket system that the utility model preferred embodiment provides; Same, for convenience of explanation, illustrate only part related to the present embodiment.

See Fig. 2, as a preferred embodiment, main wireless socket 100 except comprising main control singlechip 110, WiFi circuit module 120, RF transmitter module 130, exchange and control except main switch 140, baseplug attaching plug 150 and baseplug electrical outlet 160, also comprise being arranged between baseplug attaching plug 150 and main control singlechip 110, according to the size of current detected and judge that electrical equipment status is to realize the principal current testing circuit 170 of main wireless socket energy saver mode.

Further, main wireless socket 100 can also comprise the main LED light 180 being used to indicate main wireless socket operating state and/or the master control button 190 on off state of main wireless socket being carried out to manual switchover.In the embodiment shown in Figure 2, this main wireless socket 100 includes main LED light 180 and master control button 190 simultaneously, and this main LED light 180 is all connected with main control singlechip 110 with master control button 190.

See Fig. 3, for wireless socket 21.As preferably, should from wireless socket 21 except comprising single-chip microcomputer 210, RF receiver module 220, exchange and control from switch 230, from socket power plug 240 with except socket electrical outlet 250, also comprise be arranged on from judge between socket power plug 240 and single-chip microcomputer 210, according to the size of current that detects electrical equipment status with realization from wireless socket energy saver mode from current detection circuit 260.

Further, from wireless socket 21 can also comprise be used to indicate this from wireless socket operating state from LED light 270 and/or to the on off state from wireless socket carry out manual switchover from control button 280.In the embodiment shown in fig. 3, just should include from LED light 270 with from control button 280 from wireless socket 21 simultaneously, and, all should be connected with single-chip microcomputer 210 from LED light 270 with from control button 280.

As previously mentioned, principal current testing circuit 170 shown in Fig. 2 and Fig. 3 and from current detection circuit 260, main wireless socket 100 can be realized respectively and control from the economize on electricity of wireless socket 21, the size of current detected by the two judges electrical equipment status, after electrical equipment enters holding state, automatic roof-cut resistence, realizes the energy saver mode of socket.In specific implementation, above-mentioned principal current testing circuit or can be as shown in Figure 4 from the structure of current detection circuit.See Fig. 4:

Principal current testing circuit in this wireless socket system or from current detection circuit, includes the current/voltage converting unit 401, amplifying unit 402, comparing unit 403 and the rectification filtering unit that connect successively.The current conversion of current/voltage converting unit 401 on the attaching plug that will detect is relevant voltage signal, and the voltage signal that amplifying unit 402, comparing unit 403 and rectification filtering unit 404 export current/voltage converting unit 401 respectively carries out amplification process, compares output and rectifying and wave-filtering process.

Particularly, Fig. 5 then shows principal current testing circuit or the structural representation from current detection circuit.See Fig. 5:

Current/voltage converting unit 401 comprises current sensor chip U1, electric capacity C1 and electric capacity C2.The electric current input positive and negative terminal of current sensor chip U1 connects the current detecting end of attaching plug simultaneously, and the feeder ear vcc of current sensor chip U1 connects the operating voltage of+5V, between the feeder ear vcc that electric capacity C1 is connected to current sensor chip U1 and ground; Between the filtering end FILTER that electric capacity C2 is connected to current sensor chip U1 and ground, the output VIOUT of current sensor chip U1 connects the input of amplifying unit 402.When having electric current to flow through between the electric current input positive and negative terminal of current sensor chip U1, its output VIOUT can produce corresponding voltage signal, the amplitude of voltage and being in proportion of electric current.

Amplifying unit 402 comprises operational amplifier U2, electric capacity C3, resistance R1, resistance R2, resistance R3 and resistance R4, exports according to after certain scale amplifying the voltage signal that the output VIOUT of current sensor chip U1 exports.The inverting input of operational amplifier U2 connects the output of current sensor chip U1 by resistance R1, the normal phase input end of operational amplifier U2 meets direct voltage VCC by resistance R2, between the normal phase input end that resistance R3 is connected to operational amplifier U2 and ground, between the inverting input that electric capacity C3 and resistance R4 is attempted by operational amplifier U2 respectively and output, the input of the output termination comparing unit 403 of operational amplifier U2.

Comparing unit 403 comprises operational amplifier U3, resistance R5, resistance R6 and resistance R3; The normal phase input end of operational amplifier U3 is the input of comparing unit 403, the inverting input of operational amplifier U3 meets direct voltage VCC by resistance R5, between the inverting input that resistance R6 is connected to operational amplifier U3 and ground, the output of operational amplifier U3 is met direct voltage VCC by resistance R7, is connect the input of rectification filtering unit 404 simultaneously.When the normal phase input end voltage of operational amplifier U3 is greater than anti-phase input terminal voltage, its output just exports high level VCC, on the contrary output low level GND.

Rectification filtering unit 404 comprises diode D1, resistance R8, resistance R9, electric capacity C4 and electric capacity C5; The positive pole of diode D1 connects the output of operational amplifier U3, the negative pole of diode D1 connects single-chip microcomputer by the resistance R8 that connects successively and resistance R9, between the negative pole that electric capacity C4 is connected on diode D1 and ground, electric capacity C5 is connected to resistance R8, connecing altogether of resistance R9 is held between ground.

In embody rule process, after detecting that the electric current between the electric current input positive and negative terminal flowing through current sensor chip U1 is greater than the threshold current of setting, the signal PD that rectification filtering unit 404 exports is high level, after detecting that the electric current between the electric current input positive and negative terminal flowing through current sensor chip U1 is less than the threshold current of setting, the signal PD that rectification filtering unit 404 exports is low level.Reasonably detecting current threshold by arranging, just can distinguish operating state and the holding state of electrical equipment easily, then realizing rational energy saver mode.

Further, as a preferred implementation, can adopt solid state control circuit to realize main wireless socket with from exchanging control switch part in wireless socket.Compare electromagnetic relay control mode common on the market, solid state control circuit realize exchanging control switch part have more safe and reliable, the life-span long, noise-less pollution and the advantage such as electromagnetic radiation is little.When specific implementation, exchanging control main switch in wireless socket system or exchange control can be as shown in Figure 6 from the structured flowchart of switch.That is, no matter be exchange to control main switch or exchange to control from switch, identical internal structure can be adopted realize.See Fig. 6:

No matter be exchange to control main switch or exchange to control from switch, switch drive unit 601, alternating-current switch unit 602 and switch protection unit 603 all can be comprised.Switch drive unit 601 is connected to the control signal output of main control singlechip or single-chip microcomputer; alternating-current switch unit 602 is connected between switch drive unit 601 and electrical outlet, and switch protection unit 603 connects with alternating-current switch unit 602, attaching plug and electrical outlet respectively.

Further, Fig. 7 shows to exchange and controls main switch or exchange a kind of structural representation controlled from switch.See Fig. 7:

Switch drive unit 601 comprises resistance R11, resistance R12, resistance R13, triode Q1 and optocoupler U11.The control end of triode Q1 connects the control signal output of single-chip microcomputer by resistance R11, resistance R12 is connected between the control signal output SW of single-chip microcomputer and ground, second input of the high potential termination optocoupler U11 of triode Q1, the cold end ground connection of triode Q1, the first input end of optocoupler U11 meets direct voltage VCC by resistance R13, and the first output and second output of optocoupler U11 connect alternating-current switch unit 602 simultaneously.

Alternating-current switch unit 602 comprises resistance R14, resistance R15 and bidirectional triode thyristor U12; The control pole of bidirectional triode thyristor U12 connects second output of optocoupler U11; the main electrode A1 of bidirectional triode thyristor U12 connects first output of optocoupler U11 by resistance R14; the main electrode A1 of bidirectional triode thyristor U12 also connects the first input end of switch protection unit 603 simultaneously; the main electrode A2 of bidirectional triode thyristor U12 connects second output of optocoupler U11 by resistance R15, the main electrode A2 of bidirectional triode thyristor U12 also connects the second input of switch protection unit 603 simultaneously.

Switch protection unit 603 comprises piezo-resistance R16 and thermistor R17; The first end of piezo-resistance R16 and the second end are respectively first input end and second input of switch protection unit 603; the first end of piezo-resistance R16 also connects the positive pole of attaching plug by thermistor R17, the positive pole of second end of piezo-resistance R16 simultaneously circuit closer socket.

Control main switch or exchange to control from switch in interchange as shown in Figure 7, switch drive unit 601 receives the control signal SW of single-chip microcomputer, when control signal SW is high level, triode Q1 conducting, (resistance R13 is current-limiting resistance now constant electric current, after the parameter value of resistance R13 is determined, the electric current between two inputs flowing through optocoupler U11 is constant substantially) flow through the luminous tube of optocoupler U11 input side, trigger the controlled silicon conducting in optocoupler U11; The voltage of resistance R14 and resistance R15 increases the bidirectional triode thyristor U12 conducting made in AC switch module 602, i.e. the main electrode A1 of bidirectional triode thyristor U12 and A2 conducting; When control signal SW is low level, triode Q1 ends, and does not have electric current to flow through input in optocoupler U11, optocoupler U11 not conducting, resistance R14 and R15 does not have electric current to flow through yet, and the bidirectional triode thyristor U12 not conducting in AC switch module 602, namely main electrode A1 and A2 blocks.

Piezo-resistance R16 plays the effect of protection bidirectional triode thyristor U12.It is connected in parallel on the two ends of main electrode A2 and the A1 of bidirectional triode thyristor U12, is connected with the live wire end L of electrical outlet, can effectively absorbing load power-off time the induced voltage that produces, protection bidirectional triode thyristor U12 can not damage.In implementation process, piezo-resistance R16 generally selects pressure sensitive voltage to be the piezo-resistance of supply voltage peak value 1.5 times; For example, when wireless socket system is applied in the electric main of 220V, select the piezo-resistance of 470V pressure sensitive voltage more suitable, if pressure sensitive voltage is too high, the effect of its restriction reverse voltage is by undesirable.On the other hand, thermistor R17 generally selects semistor.It can play overload protective function: when load is in overload, and the electric current flowing through thermistor R17 increases, and its temperature raises, and resistance becomes large, and last thermistor R17 is almost in the state of blocking-up, serves the effect of current protection; And after overload is got rid of, thermistor R17 temperature can be recovered conducting state, can normally work again after reducing.

In sum, the wireless socket system that the utility model embodiment provides, comprise a main wireless socket and at least one carry out with it wireless telecommunications from wireless socket, freely can expand according to the demand of user from the quantity of wireless socket.As improvement, only in main wireless socket with WiFi circuit module and RF transmitter module, and at other from wireless socket, without WiFi circuit module, only with RF receiver module.Like this, main wireless socket can be given from wireless socket by RF radio-frequency transmissions control command, and then can realize with the control of intelligent terminal to multiple wireless sockets of indoor.According to the wireless socket system that the utility model provides, be starkly lower than the smart jack of general band WiFi circuit module from the manufacturing cost of wireless socket, and power consumption is significantly lower than general intelligence socket; Also reduce cost of goods manufactured, reduce again follow-up cost of use.As preferably, the wireless socket system that the utility model embodiment provides, can also by built-in current detection circuit intelligent decision electrical equipment status, after electrical equipment enters holding state, can according to user arrange whether time delay carrys out automatic roof-cut resistence.And, adopt solid state control circuit realize main wireless socket with from wireless socket exchange control switch part time, compare electromagnetic relay control mode common on the market, the advantage such as have more safe and reliable, life-span long, noise-less pollution and electromagnetic radiation is little.

The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, although carried out comparatively detailed description with reference to previous embodiment to the utility model, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments or carry out equivalent replacement to wherein portion of techniques feature.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.

Claims (10)

1. a wireless socket system, is characterized in that, described wireless socket system comprise a main wireless socket and at least one and described main wireless socket carry out wireless telecommunications from wireless socket;

Described main wireless socket comprise a main control singlechip and be connected with described main control singlechip respectively for the WiFi circuit module of indoor wireless router communication, describedly carry out the modulation of radio frequency control data from wireless socket to each and control main switch with the RF transmitter module of transmitting with the exchanging of signal controlling socket switch break-make according to described main control singlechip, described main wireless socket also comprises and controls baseplug attaching plug that main switch connects and baseplug electrical outlet with described interchange respectively;

Respectively described comprise a single-chip microcomputer and controlling from switch with the exchanging of signal controlling socket switch break-make according to described single-chip microcomputer for the RF receiver module received and demodulated described radio frequency control data of being connected with described single-chip microcomputer respectively from wireless socket, described in each from wireless socket also comprise respectively with described exchange control from switch connect from socket power plug with from socket electrical outlet.

2. wireless socket system as claimed in claim 1, it is characterized in that, described main wireless socket also comprises and to be arranged between described baseplug attaching plug and described main control singlechip, to judge that electrical equipment status is to realize the principal current testing circuit of main wireless socket energy saver mode according to the size of current detected.

3. wireless socket system as claimed in claim 2, it is characterized in that, each described from wireless socket also comprise be arranged on described from judge between socket power plug and described single-chip microcomputer, according to the size of current detected electrical equipment status with realization from wireless socket energy saver mode from current detection circuit.

4. wireless socket system as claimed in claim 1, it is characterized in that, described main wireless socket also comprises the main LED light being used to indicate described main wireless socket operating state and/or the master control button on off state of described main wireless socket being carried out to manual switchover; Described main LED light and/or described master control button are all connected with described main control singlechip.

5. wireless socket system as claimed in claim 4, it is characterized in that, each described from wireless socket also comprise be used to indicate each described from wireless socket operating state from LED light and/or to each described from the on off state of wireless socket carry out manual switchover from control button; Described from LED light and/or described from control button be all connected with described single-chip microcomputer.

6. wireless socket system as claimed in claim 3, it is characterized in that, described principal current testing circuit and including from current detection circuit: the current/voltage converting unit by the current conversion the attaching plug detected being relevant voltage signal, and connect successively respectively described voltage signal is carried out to amplify process, compares the amplifying unit of output and rectifying and wave-filtering, comparing unit and rectification filtering unit.

7. wireless socket system as claimed in claim 6, it is characterized in that, described current/voltage converting unit comprises current sensor chip U1, electric capacity C1 and electric capacity C2; The electric current input positive and negative terminal of described current sensor chip U1 connects the current detecting end of attaching plug simultaneously, and the power supply termination operating voltage of described current sensor chip U1, between the feeder ear that described electric capacity C1 is connected to described current sensor chip U1 and ground; Between the filtering end that described electric capacity C2 is connected to described current sensor chip U1 and ground, the input of amplifying unit described in the output termination of described current sensor chip U1;

Described amplifying unit comprises operational amplifier U2, electric capacity C3, resistance R1, resistance R2, resistance R3 and resistance R4; The inverting input of described operational amplifier U2 connects the output of described current sensor chip U1 by described resistance R1, the normal phase input end of described operational amplifier U2 meets direct voltage VCC by described resistance R2, between the normal phase input end that described resistance R3 is connected to described operational amplifier U2 and ground, between the inverting input that described electric capacity C3 and resistance R4 is attempted by described operational amplifier U2 respectively and output, the input of comparing unit described in the output termination of described operational amplifier U2;

Described comparing unit comprises operational amplifier U3, resistance R5, resistance R6 and resistance R3; The normal phase input end of described operational amplifier U3 is the input of described comparing unit, the inverting input of described operational amplifier U3 meets direct voltage VCC by described resistance R5, between the inverting input that described resistance R6 is connected to described operational amplifier U3 and ground, the output of described operational amplifier U3 is met direct voltage VCC by described resistance R7, is connect the input of described rectification filtering unit simultaneously;

Described rectification filtering unit comprises diode D1, resistance R8, resistance R9, electric capacity C4 and electric capacity C5; The positive pole of described diode D1 connects the output of described operational amplifier U3, the negative pole of described diode D1 connects single-chip microcomputer by the described resistance R8 that connects successively and resistance R9, between the negative pole that described electric capacity C4 is connected on described diode D1 and ground, described electric capacity C5 is connected to described resistance R8, connecing altogether of resistance R9 is held between ground.

8. wireless socket system as claimed in claim 1, is characterized in that, described interchange controls main switch and controls all to adopt solid state control circuit to realize from switch with exchanging.

9. wireless socket system as claimed in claim 8, it is characterized in that, described interchange controls the switch drive unit that main switch comprises the control signal output being connected to described main control singlechip, the switch protection unit being connected to the alternating-current switch unit between described switch drive unit and described baseplug electrical outlet and connecting with described alternating-current switch unit, baseplug attaching plug and baseplug electrical outlet respectively;

Described exchange control from switch comprise the control signal output being connected to described single-chip microcomputer switch drive unit, be connected to described switch drive unit and described alternating-current switch unit between socket electrical outlet and respectively with described alternating-current switch unit, from socket power plug and the switch protection unit that connects from socket electrical outlet.

10. wireless socket system as claimed in claim 9, it is characterized in that, described switch drive unit comprises resistance R11, resistance R12, resistance R13, triode Q1 and optocoupler U11; The control end of described triode Q1 connects the control signal output of single-chip microcomputer by described resistance R11, described resistance R12 is connected between the control signal output of single-chip microcomputer and ground, second input of optocoupler U11 described in the high potential termination of described triode Q1, the cold end ground connection of described triode Q1, the first input end of described optocoupler U11 meets direct voltage VCC by described resistance R13, and the first output and second output of described optocoupler U11 connect alternating-current switch unit simultaneously;

Described alternating-current switch unit comprises resistance R14, resistance R15 and bidirectional triode thyristor U12; The control pole of described bidirectional triode thyristor U12 connects second output of described optocoupler U11, the main electrode A1 of described bidirectional triode thyristor U12 connects first output of described optocoupler U11 by described resistance R14, the main electrode A1 of described bidirectional triode thyristor U12 also connects the first input end of described switch protection unit simultaneously, the main electrode A2 of described bidirectional triode thyristor U12 connects second output of described optocoupler U11 by described resistance R15, the main electrode A2 of described bidirectional triode thyristor U12 also connects the second input of described switch protection unit simultaneously;

Described switch protection unit comprises piezo-resistance R16 and thermistor R17; The first end of described piezo-resistance R16 and the second end are respectively first input end and second input of described switch protection unit; the first end of described piezo-resistance R16 also connects the positive pole of attaching plug by described thermistor R17, the positive pole of second end of described piezo-resistance R16 simultaneously circuit closer socket.