CN201854342U

CN201854342U - Remote control device based on telephone ringing signals

Info

Publication number: CN201854342U
Application number: CN2010205075393U
Authority: CN
Inventors: 耿瑞芳; 索敬光
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-27
Filing date: 2010-08-27
Publication date: 2011-06-01
Anticipated expiration: 2020-08-27

Abstract

The utility model discloses a remote control device based on telephone ringing signals and aims to provide a remote control device which has a wide control range, high operating reliability and a simple structure. The key point of the technical scheme is as follows: the remote control device is placed beside a controlled terminal telephone of controlled electrical equipment, so as to change a telephone ringing signal into a pulse signal; and the duration of the telephone ringing signal is determined by the number of generated pulses. The remote control device counts the number of pulses and outputs corresponding switching signals according to different pulse numbers to control the on/off of power supply to the controlled electrical equipment. The control staff only needs to dial the controlled terminal telephone by using a telephone and can control the start-up or the shut-down of the controlled electrical equipment by selecting the hang-up time and controlling the ringing signal duration of the controlled telephone.

Description

Remote control based on telephone ring signal

Technical field

The utility model relates to a kind of remote control, and particularly a kind of bell signal duration with landline telephone or mobile phone is the remote control that bell signal length is worked as the control foundation.

Background technology

By retrieving relevant patent, find a kind of electrical control gear that moves according to the high and low enforcement of fixed line phone line midline road voltage, but do not find and the product that the utlity model has similar technology.

Summary of the invention

Under many circumstances, control personnel and controlled electric equipment apart from each other as if the Long-distance Control that will realize electric equipment, then will lay control cable or wireless remote controller is installed between control personnel and electric equipment.These two kinds of conventional schemes are not only invested higher but also command range is limited.The utility model has overcome shortcoming of the prior art, and providing a kind of is the remote control of control foundation with the telephone ring signal duration.

The technical solution of the utility model is: circuit of the present utility model comprises a signaling conversion circuit 1, in order to the ringing signal of phone or vibration signal or luminous signal are converted to voltage signal UI.Linking to each other with signaling conversion circuit 1 is control signal generation circuit 2, and control signal generation circuit 2 produces a high level signal, control effective call meter circuit 4 power supplys.Linking to each other with signaling conversion circuit 1 is pulse shaping circuit 3.Pulse shaping circuit 3 comprises a monostable circuit.Pulse shaping circuit 3 is output pulse signal CP under UI triggers, and the quantity of output pulse CP is relevant with the ring signal of telecommunication UI duration, ring signal of telecommunication UI longer duration, and the pulse CP quantity of pulse shaping circuit 3 outputs is just many.What link to each other with pulse shaping circuit 2 is counting circuit 4, its pulse signals CP counts, quantity difference according to pulse CP, at corresponding counter number integrated circuit port output switching signal, with counting circuit 4 are power output circuits 5, power output circuit 5 comprises devices such as relay, thyristor, contactless relay, and these devices are controlled controlled electric equipment on/off or by devices such as electromagnet, electropneumatic transducers switching signal are converted into the mechanical movement signal under the switching signal effect of counting circuit 4 outputs.

The utility model serves as the control foundation with landline telephone or mobile phone bell signal duration, compares with existing control device or wireless remote controller with lead transmission signal, and beneficial effect is fairly obvious.The telephone communication network coverage rate is vast, the mechanics of communication maturation, and the telephonic communication ring unanswered does not produce telephone expenses, and mobile phone can be carried.So the utility model control range is wide, antijamming capability is strong, reliable operation, and expense is few, controls flexible.What the utility model circuit used is common integrated circuit and ordinary electronic element, and circuit is fairly simple, and is with low cost.

Description of drawings

Fig. 1 is the circuit block diagram of remote control

Fig. 2 is the circuit theory diagrams of remote control

Among the figure: M: Electret condenser microphone U: optical coupler PC817 VD:10041 VT:C2655K1, K2:DC6V relay R 1=10K R2=22K R3=100K R4=100K R5=200 Ω R6=200K R7=10K R8=1.8K R9=1.8K C1=2.2 μ C2=10 μ C3=22 μ C4=100 μ C5=10 μ C6=100P IC1:LM386 IC2, IC3:1/2CD4013 IC4:CD4017

Embodiment

Below in conjunction with drawings and Examples the utility model is further described.

The utility model in use, the control personnel hand a phone, controlled end telephone set is placed near the controlled electric appliance device power supply (DPS) socket.The utility model and controlled end telephone set are put together, can experience, detect the bell signal-voice signal or the vibration signal of controlled end phone.The normally opened contact K1-2 of the power output relay K1 of utility model is connected between controlled electric appliance device power supply (DPS) socket and the power supply.When Control work began, the control personnel put through controlled end phone, and according to the controlled end telephone ring signal control receiving terminal telephone ring signal duration of feeding back in the earphone.The tinkle of bells that telephone bell polarization circuit is sent at the microphone M of utility model shown in the accompanying drawing 2 or CRBT voice signal or vibration signal are converted into signal of telecommunication Ui, and Ui is enlarged into UI through IC1 frequency power amplifying IC LW386.UI is divided into 2 the tunnel, supplies with IC2 and IC3 respectively.IC2 and IC3 respectively are a trigger among the double D trigger CD4013, are designated as 1/2 CD4013.IC2 constitutes monostable circuit, temporarily steady time t=0.69R4C4.The temporarily steady time t of IC2 is 50 seconds in this example.IC2 (13) end output width is 50 seconds positive pulse signal CP1 under UI triggers, and makes optical coupler U conducting, is counter number integrated circuit (IC) 4 CD4017 power supply, and making its each counting operating time is 50 seconds.IC3 constitutes monostable circuit, and the temporarily steady time is 5 seconds, generates series of pulses and 1. hold output from IC3 under the triggering of UI.The number of pulses of its generation is relevant with triggering signal UI duration T, and the UI duration T is long more, and then the pulse CP quantity of IC3 generation is many more.Because UI is an oscillator signal, so the pulse spacing of pulse signal CP is very little.Number of pulses N ≈ T/t.Each pulse duration is about 5 seconds in the present embodiment.Pulse signal CP delivers to counting circuit, and the counter IC4 CD4017 pulse signals CP of counting circuit counts.During telephone ring signal lasted till the 10th second to the 25th second, IC3 exports the 3rd, 4,5 pulse, 7., 10., 1. the IC4CD4017 that CP is counted holds and exports high level " 1 " signal successively during this period, these 3 high level signals all can make triode VT1 conducting, make relay K 1 adhesive, its normally opened contact K1-2 closure is given the socket energized.The controlled electric appliance equipment that links to each other with socket gets electric startup.The control personnel need only during the 10th second to the 25th second be hung up phone after putting through controlled telephone, sending bell signal, just no longer production burst of IC3.7., 10., 1. IC4 CD4017 holds high level " 1 " signal of output successively, makes relay K 1 adhesive, self-locking through optical coupler, and electric equipment gets electric operate as normal.Electric equipment start-up control process finishes.If operating personnel did not hang up the telephone at the 10th second to the 25th second, during telephone ring signal lasted till the 30th second to the 40th second, IC3 generates the 7th, 8 pulse, high level " 1 " signal is exported in 6., 9. holding of IC4 successively, makes relay K 2 adhesives, and normally-closed contact K2-1 disconnects, relay K 1 discharges, its normally opened contact K1-2 disconnects, and cuts off the supply socket power supply of controlled electric appliance equipment, and electric equipment quits work.Telephone ring signal lasted till that IC3 generated the 9th pulse the 45th second, and (11) end output high level " 1 " signal of IC4 resets counter IC4 CD4017.IC2 1/2 4013 temporarily steady states finish after 50 seconds, IC2 (13) end output low level signal, and optical coupler U ends, and IC4 CD4017 (16) the end outage of counting circuit stops counting.Control procedure finishes.

Utility model should be proofreaded earlier before use: signal is sent phone, receiving terminal phone, utility model put together utility model energized socket.Put through controlled end phone then, observe the socket electrifying electricity and feed back to the corresponding relation of first speaker telephone receiver between ring time, determine control apparatus equipment need with the ring time that feeds back to the first speaker earphone so that determine the on-hook time.

Claims

1. electric remote control based on telephone ring signal, its technical characterictic is, its circuit comprises: signaling conversion circuit [1], the output signal of signaling conversion circuit [1] is UI, what link to each other with signaling conversion circuit [1] is control signal generation circuit [2] and pulse shaping circuit [3], control signal generation circuit [2] all links to each other with counting circuit [4] with pulse shaping circuit [3], and counting circuit [4] links to each other with power output circuit [5] again.

2. claims 1 described control device is characterized in that, described signaling conversion circuit [1] comprises a microphone and amplifier, and signaling conversion circuit [1] is converted to signal of telecommunication UI with voice signal or the vibration signal that the ringing telephone stations circuit produces.

3. claims 1 described control device, it is characterized in that, described control signal generation circuit [2] comprises a monostable circuit, and control signal generation circuit [2] produces the connecting and disconnecting that a switching value signal is used for control counter circuit [4] power supply under the triggering of signal UI.

4. claims 1 described control device, it is characterized in that, described pulse shaping circuit [3] comprises a monostable circuit, pulse shaping circuit [3] is output pulse signal under signal UI triggers, the number of pulses of output is relevant with the signal of telecommunication UI duration, signal of telecommunication UI longer duration, the number of pulses of pulse shaping circuit [2] output is just many.

5. claims 1 described control device is characterized in that, described counting circuit [4] comprises a counting circuit piece, and counting circuit [4] pulse signals is counted and output switching signal is delivered to power output circuit [5].

6. claims 1 described control device is characterized in that, described power output circuit [5] comprises the switching device relay, and relay is subjected to the switching signal control of counting circuit [4] output, cuts off or connect the power supply of controlled electric equipment.