CN201533363U - Intelligent power source managing device of television - Google Patents

Abstract

The utility model relates to an intelligent power source managing device of a television, belonging to an electrical appliance in the technical field of electric engineering. The intelligent power source managing device is mainly characterized by comprising an infrared self-learning singlechip of a peripheral circuit, a signal time-delay drive circuit and an operational amplifying comparator which comprises the peripheral circuit. When an infrared receiving module circuit receives a power-on signal of an infrared remote controller, an infrared receiving circuit outputs a series of coded pulse to the singlechip; the singlechip compares the power-on coding information with a self-learning memorized coding power-on signal; the singlechip outputs a high-electrical level signal to a relay switch drive circuit; the relay is closed in an absorption way to switch on the power source of the television; after the television is closed off by means of remote control, the current of the television is rapidly reduced, and induction current of a current induction coil is also rapidly reduced; after being comparatively judged with an integrated circuit HA17939 of the operational amplifying comparator, low electrical level is outputted to the drive circuit; and the relay is switched off, and the power source of the television is switched off. Therefore, the device achieves the aims of turning on the television by means of remote control and automatically switching on the power source of the television, and turning off the television by means of remote control and automatically switching off the power source of the television.

Description

Intelligentized power supply manager of television

Technical field

The utility model relates to a kind of Intelligentized power supply manager of television, belongs to a kind of electrical equipment of electrical technology field.

Background technology

In general, television set all possesses distant control function, when adopting remote-control closedown, the television product of the overwhelming majority can not disconnect power supply from electrical network fully and connect, and still to consume certain electric power to support the continuity of distant control function, produce standby energy consumption, most users are unaccustomed to again to pull out attaching plug after televiewing, thereby this standby power consumption is very huge energy waste.Reach several watts at least, reach three, 40 watts at most, relevant department's investigation is thought, the average standby energy consumption of China's urban family is equivalent to the altar lamp that each household uses 15 watts to 30 watts, along with television set, computer and about electrical equipment being extensive use of and progressively popularizing in town and country, the continuous development of the extensive use of office automation and networking, increasing product has had idle function, the standby power consumption is a kind of energy waste, also influential useful life to product simultaneously, the consumer has also been increased financial burden.

Summary of the invention

The purpose of this utility model provides a kind of Intelligentized power supply manager of television, present situation at existing television set standby power consumption, and existing general common socket does not possess automatic outage and energising, realizes utilizing the remote controller of television set itself, switches on or off power supply.

The purpose of this utility model is achieved through the following technical solutions, a kind of Intelligentized power supply manager of television, comprise housing, two jacks on the housing, the dividing potential drop and the rectification module that are provided with in the housing, the relay switch drive circuit, filter circuit of pressure-stabilizing, integrated infrared receiving terminal, the source termination power of dividing potential drop and rectification module, its output connects each circuit, it is characterized in that also being provided with the infrared self study single-chip microcomputer that comprises peripheral circuit, signal lag drive circuit and the amplifier comparator that comprises peripheral circuit, the reversed-phase output signal of described integrated infrared acceptance head send the input of infrared self study single-chip microcomputer, the output of infrared self study single-chip microcomputer connects a input in the amplifier comparator through a diode, be connected to induction coil between another comparator input terminal and the ground in the amplifier comparator, the secondary termination of induction coil one jack, moving contact in the other end that induction coil is secondary and another jack tap relay circuit, fixed contact, 1 of the input termination integrated circuit HA17393 of signal lag drive circuit, 2 pin, the output of signal lag drive circuit is succeeded the base stage that drives triode in the appliance switch drive circuit, single-chip microcomputer output high level signal is given the integrated package HA17939 of signal lag drive circuit, integrated package HA17939 from 7 pin output low levels to relay drive circuit.

The utility model comprises infrared self study single-chip microcomputer, the signal lag drive circuit of peripheral circuit by setting and comprises the amplifier comparator of peripheral circuit, obtains required direct-current working volts at different levels by dividing potential drop and rectification module rectification during work.When using first, need press infrared learning button in the infrared self study single-chip microcomputer, the start code signal of used Infrared remote controller is stored into by single-chip microcomputer stores in the integrated package.When hot outer reception modular circuit receives the Infrared remote controller starting-up signal, infrared receiving circuit is exported a series of coded pulses to single-chip microcomputer, the single-chip microcomputer coding starting-up signal that coded message and self study store of will starting shooting compares, after the confirmation signal unanimity, single-chip microcomputer output high level signal is given the relay switch drive circuit, and the relay adhesive is connected TV set power and got.Behind the TV remote controller remote-control closedown, the television set electric current reduces rapidly, the coil-induced electric current of induction by current also reduces rapidly, after amplifier comparator integrated circuit HA17939 relatively judges, output low level makes relay drive circuit stop to drive to drive circuit, relay disconnects, and TV set power is closed.Like this, just realized that remote-controlled start-up connects TV set power automatically, the purpose in the dynamo-electric source of the automatic closing television of remote-control closedown.

Description of drawings

Fig. 1 is the utility model circuit block diagram;

Fig. 2 is the utility model circuit diagram;

Embodiment

Further specify the utility model in conjunction with the accompanying drawings and embodiments, as shown in Figure 1, the utility model comprises housing, two jacks on the housing, the dividing potential drop and the rectification module that are provided with in the housing, the relay switch drive circuit, filter circuit of pressure-stabilizing, integrated infrared receiving terminal, the infrared self study single-chip microcomputer that comprises peripheral circuit, signal lag drive circuit and the amplifier comparator that comprises peripheral circuit, as shown in Figure 2, resistance R 1, R2, capacitor C 1 constitutes the interchange bleeder circuit, diode D1-D4 constitutes bridge rectifier, the source termination power of dividing potential drop and rectification module, its output is for each circuit, the output of infrared self study single-chip microcomputer connects a input in the amplifier comparator through a diode, be connected to induction coil between another comparator input terminal and the ground in the amplifier comparator, the secondary termination of induction coil one jack, moving contact in the other end that induction coil is secondary and another jack tap relay circuit, fixed contact, the signal lag drive circuit adopts integrated circuit HA17939, this integrated circuit has two amplifiers, one is used for postponing, one is used for comparison, 1 of the input termination integrated circuit HA17939 of signal lag drive circuit, 2 pin, the output of signal lag drive circuit is succeeded the base stage that drives triode in the appliance switch drive circuit, single-chip microcomputer output high level signal is given the integrated package HA17939 of signal lag drive circuit, integrated package HA17939 from 7 pin output low levels to relay drive circuit.

Diode D9, capacitor C 7 is a filter circuit of pressure-stabilizing, relay, triode Q1, Q2 and inductance are formed the relay switch drive circuit, triode Q1, Q2 is used for the conducting of control relay, its top is a diode, the reversed-phase output signal of integrated infrared receiving terminal 1 pin send the input of infrared self study single-chip microcomputer, capacitor C 3, C4 and 12M crystal oscillator constitute the minimum system of infrared self study single-chip microcomputer, integrated circuit HA17939 is the integrated transporting discharging comparator, inside is two comparators, pin 3,2 is the input of a comparator, and pin 1 is an output, pin 5,6 is the input of another comparator, pin 7 is an output, and pin 8 connects power supply, pin 4 ground connection.Resistance R 9-R11 is a pull-up resistor, and resistance R 11 and R6 constitute bleeder circuit and supply with reference voltage for pin 6, and resistance R 7 and its below rheostat can be regulated the sensitivity of induction coil, and capacitor C 3 and resistance R 8 provide reference voltage for pin 2.Whether induction coil is used for the induction television machine in work, if in work, then makes pin 1 output high level, is defeated by pin 5 through diode D7, because the signal of diode D11 continues 5 minutes, promptly television set work then makes the closed always work of relay in 5 minutes.EEPROM is used for storing the infrared signal code that infrared receiving terminal receives.

Claims (4)

1. Intelligentized power supply manager of television, comprise housing, two jacks on the housing, the dividing potential drop and the rectification module that are provided with in the housing, the relay switch drive circuit, filter circuit of pressure-stabilizing, integrated infrared receiving terminal, the source termination power of dividing potential drop and rectification module, its output connects each circuit, it is characterized in that also being provided with the infrared self study single-chip microcomputer that comprises peripheral circuit, signal lag drive circuit and the amplifier comparator that comprises peripheral circuit, the reversed-phase output signal of described integrated infrared acceptance head send the input of infrared self study single-chip microcomputer, the output of infrared self study single-chip microcomputer connects a input in the amplifier comparator through a diode, be connected to induction coil between another comparator input terminal and the ground in the amplifier comparator, the secondary termination of induction coil one jack, moving contact in the other end that induction coil is secondary and another jack tap relay circuit, fixed contact, 1 of the input termination integrated circuit HA17393 of signal lag drive circuit, 2 pin, the output of signal lag drive circuit is succeeded the base stage that drives triode in the appliance switch drive circuit, single-chip microcomputer output high level signal is given the integrated package HA17939 of signal lag drive circuit, integrated package HA17939 from 7 pin output low levels to relay drive circuit.

2. Intelligentized power supply manager of television according to claim 1, it is characterized in that infrared self study single-chip microcomputer adopts AT89C2051, its the 10th pin output connects a comparator the 5th pin input in the amplifier comparator through diode, inserts the crystal oscillating circuit that is made of two electric capacity and 12M crystal oscillator between its 5th pin and the 4th pin.

3. Intelligentized power supply manager of television according to claim 1 is characterized in that the signal lag drive circuit adopts integrated circuit HA17939.

4. Intelligentized power supply manager of television according to claim 1, it is characterized in that the amplifier comparator adopts integrated circuit HA17939, the wherein output of the infrared self study single-chip microcomputer of two inputs, one termination of a comparator, the reference voltage that the bleeder circuit that another termination is made of divider resistance provides; Be connected to induction coil and the regulating circuit of forming by two resistance in parallel between two inputs, one end of another comparator and the ground, the reference voltage that the bleeder circuit that another termination is made of resistance and electric capacity provides.

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