CN207473834U - Smart home infrared transponder - Google Patents

Abstract

The utility model discloses a kind of smart home infrared transponders, solve the problems, such as the trouble of multi-remote-controller and waste of energy, its key points of the technical solution are that including being used to provide power supply signal to the supply unit of infrared transponder, personnel's detection device, control device；When personnel's detection device has detected personnel indoors, control device control supply unit starts to provide power supply signal to infrared transponder, smart home infrared transponder in the utility model can be directed to the existing remote control electrical appliance of current domestic consumer and carry out centralized management, it can avoid the use problem excessively brought due to traditional remote controller quantity, energy consumption reduces simultaneously, can be automatically closed in the case of nobody.

Description

Smart home infrared transponder

Technical field

The utility model is related to smart homes, more particularly to smart home infrared transponder.

Background technology

Emerging intelligent dwelling uses a series of new and high technologies, realizes the shared resources of service, information and system resource, is Resident family provides a kind of safer, comfortably, convenient intelligent, informatized life space, including remote monitoring etc..Family at present It is controlled in equipment there are many equipment with IR remote controller, such as air-conditioning, TV, water heater, intellective dust collector Etc. equipment, but for complicated smart machine, only it cannot be controlled to start or standby by the break-make of power supply.And intelligence These equipment of system remote control are also required to pass through IR remote controller.Since various equipment all carry remote controler, and different equipment The Infrared Transmission stipulations followed are also not quite similar, and lead to the IR remote controller of distinct device and incompatible, a remote controler is not Other equipment can be controlled, therefore each equipment must correspond to a special remote controler, though this phenomenon is caused in family So there are many smart machine, but be the quite not intelligence that seems to the control of smart machine, to user bring it is many not Just.Therefore learning-oriented infrared transponder and remote controler are to solve the problems, such as this shortcut.

Zigbee wireless learning infrared transponders disclosed in notification number 202042049U, mainly by including infrared learning Module, Zigbee module, infrared transmission module, infrared learning module between Zigbee module and infrared transmission module by leading to Letter；It is integrated with singlechip technology, wireless ZigBee technology, infrared emission technology, infrared receiver technology, the intelligence of serial ports control technology It can household centralized control system；Although can realize the remote control of a variety of infrared type household electrical appliances by above-mentioned scheme, work as It when personnel go out or stay out, still maintains infrared transponder and is in starting state, it will cause the waste of electric energy, so tool There is certain room for improvement.

Utility model content

The purpose of this utility model is to provide a kind of smart home infrared transponder, can in family nobody when close pair Infrared transponder is answered, avoids waste of energy.

The above-mentioned technical purpose of the utility model technical scheme is that：

A kind of smart home infrared transponder including being used to provide power supply signal to the supply unit of infrared transponder, is gone back Indoor whether with the presence of personnel and export personnel including being used to detecting and detect personnel's detection device of signal, be coupled to personnel and detect Device detects signal and the control device for detecting signal in response to personnel supply unit to be controlled to open and close with reception staff；Work as personnel When detection device has detected personnel indoors, control device control supply unit starts to provide power supply signal to infrared Transponder.

Preferably, the control device includes being coupled to the control that personnel's detection device detects signal with reception staff Portion, in response to control unit with control supply unit start enforcement division, in response to control unit with lock supply unit keep start State from lock section and for contacting the reset portion that supply unit is in the lock state.

Preferably, the control unit is triode.

Preferably, the enforcement division is relay, on the coil of the relay inverse parallel have fly-wheel diode.

Preferably, described is that the normally opened of relay being connected between the collector of triode and emitter touches from lock section Point.

Preferably, the reset portion includes being coupled to personnel's detection device with reception staff's detection signal and output driving The driving unit of signal, in response to drive signal and be delayed output time delayed signal delay unit and in response to time delayed signal with The reset unit resetted is in the lock state to supply unit.

Preferably, the delay unit is 555 delay circuits.

Preferably, the supply unit includes USB interface, the first power-switching circuit and second source conversion circuit.

In conclusion the utility model has the advantages that：The existing remote control electricity of current domestic consumer can be directed to Device carries out centralized management, the use problem excessively brought due to traditional remote controller quantity can be avoided, while energy consumption reduces, at nobody In the case of can be automatically closed.

Description of the drawings

Fig. 1 is the circuit diagram of supply unit；

Fig. 2 is the circuit diagram of far infrared transceiver, control chip and button instruction device；

Fig. 3 is the circuit diagram of personnel's detection device and control device.

In figure：1st, supply unit；11st, USB interface；12nd, the first power-switching circuit；13rd, second source conversion circuit； 2nd, personnel's detection device；3rd, control device；31st, control unit；32nd, enforcement division；33rd, from lock section；34th, reset portion；341st, driving is single Member；342nd, delay unit；343rd, reset unit.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but As long as it is all protected in the right of the utility model by Patent Law.

A kind of smart home infrared transponder disclosed in the present embodiment, including being used to provide power supply signal to infrared transponder Supply unit 1, far infrared transceiver, control chip and button instruction device.

As shown in Figure 1, supply unit 1 includes usb 11, the first power-switching circuit 12 and second source conversion electricity Road 13；First power-switching circuit 12 includes power supply chip U1 and peripheral circuit, and wherein peripheral circuit includes several filtered electricals Hold and several dropping resistors；Second source conversion circuit 13 includes power supply chip U6 and peripheral circuit, wherein peripheral circuit packet Include several filter capacitors and several dropping resistors.

As shown in Fig. 2, control chip is U4, and far infrared transceiver is using U2, wherein far infrared transceiver U2 with It is realized and transmitted by Zigbee wireless communication modules between control signal U4；Button instruction device includes several buttons and several Indicator light, to realize the instruction to various states.

As shown in figure 3, smart home infrared transponder includes detecting indoor whether with the presence of personnel and export personnel Personnel's detection device 2 of signal is detected, personnel's detection device 2 is coupled to reception staff's detection signal and is examined in response to personnel The control device 3 that signal is surveyed so that supply unit 1 to be controlled to open and close；When personnel's detection device 2 has detected personnel indoors, control Device 3 controls supply unit 1 to start to provide power supply signal to infrared transponder.

Pyroelectric infrared sensor includes housing, optical filter, field-effect tube Q4 and pyroelectricity element, and housing is equipped with logical Hole, optical filter are connected in through-hole, and field-effect tube Q4 and pyroelectricity element are located at the enclosure interior of pyroelectric infrared sensor, And external heat radiation is sensed by optical filter.The main function of optical filter is only to allow infrared ray of the wavelength at 10 μm or so (IR wavelength that human body is sent out) passes through, and light, sunlight and other radiation are filtered, to inhibit extraneous interference.It is red Outer induction source is usually made of two pyroelectricity elements in series or in parallel, and the electrode of the two pyroelectricity elements is on the contrary, ring Border background radiation almost have the function of to two pyroelectricity elements it is identical, make its generate pyroelectric effect cancel out each other, it is defeated Go out signal to be close to zero.Once in someone's intrusion detection region, human infrared radiation is focused on by partial mirror, and by pyroelectricity Element receives, and due to angle difference, the heat that two panels pyroelectricity element receives is different, and pyroelectricity energy is also different, it is impossible to complete It is complete to offset, the output control signal after processing circuit processes.Pyroelectric effect is similar with piezoelectric effect, refers to the change due to temperature The phenomenon that changing and causing plane of crystal charge.Pyroelectric infrared sensor is made of ceramic oxide or piezolectric crystal unit, Electrode is made on two surfaces of element, and when temperature has the variation of △ T in the range of Sensor monitoring, pyroelectric effect can be in two electricity It is extremely upper to generate charge △ Q, i.e., a faint voltage △ V are generated between electrodes.Since its output impedance is high, sensing There are one field-effect tube Q4 in device to carry out impedance transformation.Charge △ Q caused by pyroelectric effect can be by the ion institute in air With reference to and disappear, i.e., when ambient temperature-stable is constant, △ T=0, sensor is without output.Human body or the larger animal of volume There is constant body temperature, generally at 37 degree, so the infrared ray of 10 μm or so of specific wavelength can be sent out, when human body enters detection Area, because human body temperature and environment temperature have difference, 10 μm or so of infrared ray of human-body emitting passes through Fresnel lens optical filter It is gathered after enhancing in infrared induction source (pyroelectricity element), infrared induction source will lose when receiving human infrared radiation Charge balance, discharges charge outward, and then generates △ T and by △ T circuit outputs to the periphery, subsequent conditioning circuit handle after testing after just Personnel can be generated and detect signal.

Control device 3 detects the control unit 31 of signal, in response to control including being coupled to personnel's detection device 2 with reception staff Portion 31 processed with control supply unit 1 start enforcement division 32, in response to control unit 31 with lock supply unit 1 keep starting state From lock section 33 and for contacting the reset portion 34 that supply unit 1 is in the lock state.

Control unit 31 is the triode Q1 of NPN type；Enforcement division 32 is relay KM1, inverse parallel on the coil of relay KM1 There is sustained diode 1；The base stage of triode Q1 is connected to personnel's detection device 2, the emitter ground connection of triode Q1, triode The collector of Q1 is connected to the coil of relay KM1, and the normally opened contact of relay KM1 is connected to the current supply circuit of supply unit 1； The normally opened contact for being the relay KM1 being connected between the collector and emitter of triode Q1 from lock section 33.

Reset portion 34 includes being coupled to the driving that personnel's detection device 2 detects signal and output drive signal with reception staff Unit 341, in response to drive signal and be delayed output time delayed signal delay unit 342 and in response to time delayed signal with to electricity Source device 1 is in the lock state the reset unit 343 resetted.

Driving unit 341 includes the triode Q2 and relay KM2 of positive-negative-positive, on the coil of relay KM2 inverse parallel have Sustained diode 2；The base stage of triode Q2 is connected to personnel's detection device 2, the emitter ground connection of triode Q2, triode Q2 Collector be connected to the coil of relay KM2, the power supply that the normally opened contact of relay KM2 is connected to delay unit 342 is returned Road.

Delay unit 342 is 555 delay circuits；The controlled end of delay unit 342 is coupled to the normally opened of relay KM2 and touches Point, the controlled end of 555 delay circuits is power end, therefore the normally opened contact of relay KM2 is connected between power supply and 555 chips, When the normally opened contact of relay KM2 is closed, then 555 delay circuit electric energy are provided, after powering on, since capacitance C1 is carried out Charging, i.e., there are electric current and potential difference, so as to ensure that the crus secunda of 555 chips and the 6th foot are in high level, 555 core at this time The third foot output low level of piece, as capacitance C1 chargings are until charging complete, due to capacitance it is fully charged after do not recharge, therefore There is no electric currents and current potential, are obstructed DC power supply by capacitance C1 so that the electricity of the crus secunda of 555 chips and the 6th foot Position becomes low level, and the electric signal of output terminal output is overturn, i.e. the signal of output terminal output becomes high level from low level, And it is always maintained at down.Diode VD is set for capacitance C2 electric discharges after power cut-off.

Reset unit 343 includes the triode Q3 and relay KM3 of NPN type, on the coil of relay KM3 inverse parallel have Sustained diode 3；The base stage of triode Q3 is connected to delay unit 342, and the emitter of triode Q3 is grounded, triode Q3's Collector is connected to the coil of relay KM3, and the normally-closed contact of relay KM3 is connected to the current supply circuit of control device 3.

When having personnel indoors, pyroelectric infrared sensor detects personnel's detection of one high level of output after personnel Signal is connected to triode Q1, triode Q1, and the coil of relay KM1 obtains electric, and the normally opened contact of relay KM1 is closed so that Supply unit 1 starts, and realizes smart home infrared transponder work once electrified；The normally opened contact of relay KM1 is closed with short simultaneously Triode Q1 is met, realizes self-locking, the coil of relay KM1 is no longer controlled by triode Q1 whether obtaining electric；After personnel leave, Pyroelectric infrared sensor detects that personnel export a low level personnel and detect signal to triode Q1, triode after leaving Q1 is turned off, and at this time since the normally opened contact of relay KM1 completes auto-lock function, so smart home infrared transponder continues Work；And pyroelectric infrared sensor detects that personnel export a low level personnel and detect signal to triode after leaving Q2, triode Q2 are connected, and the normally opened contact of relay KM2 is closed with start-up study unit 342, and delay unit 342 is delayed one section The time delayed signal that high level is exported after time is connected to triode Q3, triode Q3, and the coil of relay KM3 obtains electric, relay The normally-closed contact of KM3 disconnects resetting control device 3, unlocks, simultaneously turns off smart home infrared transponder.

Claims (6)

1. a kind of smart home infrared transponder, including being used to providing power supply signal to the supply unit (1) of infrared transponder, It is characterized in：Further include detect indoor whether with the presence of personnel and export personnel's detection device (2) of personnel's detection signal, coupling Personnel's detection device (2) is connected to detect signal with reception staff and detect signal in response to personnel so that supply unit (1) to be controlled to open The control device (3) closed；When personnel's detection device (2) has detected personnel indoors, the control device (3) controls power supply Device (1) starts to provide power supply signal to infrared transponder.

2. smart home infrared transponder according to claim 1, it is characterized in that：The control device (3) includes coupling The control unit (31) of signal is detected with reception staff in personnel's detection device (2), in response to control unit (31) power supply to be controlled to fill Put (1) startup enforcement division (32), in response to control unit (31) with lock supply unit (1) keep starting state from lock section (33) and for contacting the reset portion (34) that supply unit (1) is in the lock state.

3. smart home infrared transponder according to claim 2, it is characterized in that：The control unit (31) is triode.

4. smart home infrared transponder according to claim 3, it is characterized in that：The enforcement division (32) is relay, Inverse parallel has fly-wheel diode on the coil of the relay.

5. smart home infrared transponder according to claim 4, it is characterized in that：It is described from lock section (33) to be connected to three The normally opened contact of relay between the collector and emitter of pole pipe.

6. smart home infrared transponder according to claim 1, it is characterized in that：The supply unit (1) connects including USB Mouth (11), the first power-switching circuit (12) and second source conversion circuit (13).