CN201482176U

CN201482176U - Sound control electronic cat

Info

Publication number: CN201482176U
Application number: CN2009201689374U
Authority: CN
Inventors: 陈清尧
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-08-10
Filing date: 2009-08-10
Publication date: 2010-05-26
Anticipated expiration: 2019-08-10

Abstract

The utility model discloses a sound control electronic cat, the circuit structure thereof is characterized in that the sound control electronic cat comprises a direct current supply power, a pickup amplify, a monostable trigger delay and an oscillation output circuit, wherein the direct current supply power comprises a dry battery and a switch S which are connected in series, the pickup amplify circuit comprises a pickup head MIC, an amplify triode Q1, static biasing resistors R1, R2 and an output coupling capacity C1, the monostable trigger delay circuit which comprises an integrated circuit NE555, capacities C2, C3 and a potentiometer RP, the oscillation output circuit comprises an oscillation triode Q2, an inductance L, capacities C4, C5 and resistors R3, R4 is formed into an oscillator, and acousto-optic output comprises triodes Q3, Q4, a loudspeaker Y, light-emitting diode D1, D2 and resistors R5, R6. The sound control electronic cat uses an integrated block as a core part, has simple circuit structure and low making cost, imitates cat sound, has verisimilar light effect, can be assembled to various electronic toys which is favorable for children, and also is suitable for electronic practice training of electronic students.

Description

The acoustic control electronic cat

Technical field

The utility model relates to electronic toy, is specifically related to the acoustic control electronic cat.

Background technology

The electrical type toy is various in style on the toy market at present, but small and exquisite emulation cat class toy for children, especially acoustic control electronic cat toy for children are not also found.

The utility model content

Problem to be solved in the utility model is at above-mentioned technical deficiency, how a kind of acoustic control electronic cat is provided, this acoustic control electronic cat is made core devices by integrated package, circuit structure is simple, cost of manufacture is low, imitative cat sound and light program is true to nature, can be assembled into the electrical type toy that child likes, the also suitable electrical type student of vocational school carries out electronics and trains in fact.

The technical problem that utility model proposed is to solve like this: construct a kind of acoustic control electronic cat, it is characterized in that: comprise that direct current supply, pickup are amplified, monostable triggering is delayed time, the vibration output circuit; Direct current supply is composed in series by dry cell (BT) and switch (S), anodal feeder ear tandem tap (S) control; The pickup amplifying circuit is made up of pick-up head (MIC), amplifying triode (Q1), quiescent biasing resistance (R1, R2) and coupling capacitance (C1); Monostable triggering delay circuit is made up of integrated circuit NE555, electric capacity (C2, C3) and potentiometer (RP); Constitute oscillator by generator triode (Q2), inductance (L), electric capacity (C4, C5) and resistance (R3, R4), form the acousto-optic output circuit by triode (Q3, Q4), loudspeaker (Y), light emitting diode (D1, D2) and resistance (R5, R6).

According to acoustic control electronic cat provided by the utility model, it is characterized in that: the base stage of the pick-up head of pickup amplifying circuit (MIC) end and amplifying triode (Q1), bias resistor (R1) end are connected, and the negative pole of pick-up head (MIC) other end and feeder ear links to each other; Coupling capacitor (C1) end is connected with the colelctor electrode of amplifying triode (Q1), and (2) pin of the other end and integrated circuit NE555 is connected; The colelctor electrode of amplifying triode (Q1) connects anodal feeder ear through resistor (R2), and the emitter stage of triode (Q1) connects the feeder ear negative pole.

According to acoustic control electronic cat provided by the utility model, it is characterized in that: (8) pin of integrated circuit NE555 connects anodal feeder ear, its (1) pin connects the feeder ear negative pole, its (5) foot meridian capacitor (C2) connects the feeder ear negative pole, its (6), (7) pin are connected back one tunnel through electric capacity (C3) connection feeder ear negative pole, another road with connect anodal feeder ear after potentiometer (RP) links to each other, (3) pin of NE555 is that output is connected with the end of resistor (R4), (R6), the base stage of triode (Q3).

According to acoustic control electronic cat provided by the utility model, it is characterized in that: inductance (L) is connected with the base stage of generator triode (Q2) with electric capacity (C4) series connection back, the colelctor electrode of the emitter stage of triode (Q2) and triode (Q3) is connected anodal feeder ear after linking to each other, loudspeaker (Y) is connected between the generating utmost point and dry battery cathode of (Q3), resistance (R6), light emitting diode (D1, D2) series connection back are connected with the colelctor electrode of triode (Q4), and triode (Q4) base stage is connected with triode (Q3) emitter stage through resistance (R4).

The beneficial effects of the utility model are: this acoustic control electronic cat is made core devices by integrated package, circuit structure is simple, compact conformation, low, the imitative cat sound and light program of cost of manufacture is true to nature, can be assembled into the electrical type toy that child likes, and the also suitable electrical type student of vocational school carries out electronics and trains in fact.

Description of drawings

Accompanying drawing 1 is a circuit structure diagram of the present utility model.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is further described.

As shown in Figure 1, pick-up head MIC gathers sound, but two LEDs 1, the luminous emulation opal of LED2, and loudspeaker Y sends the cry of " miaow, miaow " sound simulation cat; Behind the closed power switch S, when pick-up head MIC received voice signal, loudspeaker Y then sent " miaow, miaow " sound, and two light emitting diode D1, D2 also send red flash of light simultaneously; Integrated circuit NE555, adjustable resistor RP and capacitor C1, C2, C3 forms monostable triggering delay circuit, when child is at play this acoustic control electronic cat toy, pick-up head MIC is after obtaining an audio frequency vibration signal, produce a signal of telecommunication, this signal of telecommunication is amplifying through triode Q1 after capacitor C1 is coupled to integrated circuit NE555's (2) pin, because triode Q1 saturation conduction, (2) pin current potential of NE555 is lower than the 1/3Vcc triggering level, NE555 is set, its (3) pin output high level, triode Q2, the Q3 conducting, triode Q2, Q3, inductor L, resistor R 3, R4 and capacitor C4, the oscillating circuit starting oscillation work that C5 forms, the loudspeaker Y that is placed in " cat mouth " sends " miaow; miaow " cry, is placed on two LEDs 1 in " opal ", LED2 also flashes simultaneously; Duration of oscillation depends on monostable delay time, and the length of this time is adjusted the resistance of potentiometer RP by potentiometer RP1 and capacitor C3 decision, can shorten or prolong " cat " cry and flash time; Capacitor C3 will be recharged after NE555 is set, when the voltage on the capacitor C 3 surpasses 2/3Vcc, NE555 is set again, (3) pin output low level at this moment, the oscillator failure of oscillations, the loudspeaker Y that is placed in " cat mouth " stops pronunciation, and the light emitting diode D1, the D2 that are placed in " opal " also stop flash of light simultaneously.

Components and parts are selected: Q1, Q3, Q4 select C9014 type triode for use, and Q2 selects C9015 type triode for use; IC selects NE555 time-base integrated circuit piece for use; D1, D2 select the red light emitting diodes of Φ 5mm for use; R1-R6 selects the 1/8W carbon film resistor for use, and its resistance is respectively R1:1.5M Ω, R2, R3:100K Ω, R4:3K; K5:270 Ω; Power supply BT selects No. 5 dry cell series connection of 4 joints for use; C1, C3, C4 aluminium electrolytic capacitor, C1:1u/16V, C3:100u/16V, C4:220u/16V, C2 select for use 0.01uF, C5 to select the monolithic capacitor of 0.1uF for use; Potentiometer RP selects the external rotation adjustable resistor of 100K for use.

The utility model also can be made various flexible mode, more than by the specific embodiment by accompanying drawing 1 illustrated embodiment, be that foregoing of the present utility model is described in further detail, but this should be interpreted as that the scope of the theme that the utility model is above-mentioned only limits to described example.Do not breaking away under the above-mentioned technological thought situation of the utility model, various replacements and change according to ordinary skill knowledge and customary means are made all should be included in the scope of the present utility model.

Claims

1. an acoustic control electronic cat is characterized in that: comprise that direct current supply, pickup are amplified, monostable triggering is delayed time, the vibration output circuit; Direct current supply is composed in series by dry cell (BT) and switch (S), anodal feeder ear tandem tap (S) control; The pickup amplifying circuit is made up of pick-up head (MIC), amplifying triode (Q1), quiescent biasing resistance (R1, R2) and coupling capacitance (C1); Monostable triggering delay circuit is made up of integrated circuit NE555, electric capacity (C2, C3) and potentiometer (RP); Constitute oscillator by generator triode (Q2), inductance (L), electric capacity (C4, C5) and resistance (R3, R4), form the acousto-optic output circuit by triode (Q3, Q4), loudspeaker (Y), light emitting diode (D1, D2) and resistance (R5, R6).

2. acoustic control electronic cat according to claim 1, it is characterized in that: the base stage of the pick-up head of pickup amplifying circuit (MIC) end and amplifying triode (Q1), bias resistor (R1) end are connected, and the negative pole of pick-up head (MIC) other end and feeder ear links to each other; Coupling capacitor (C1) end is connected with the colelctor electrode of amplifying triode (Q1), and (2) pin of the other end and integrated circuit NE555 is connected; The colelctor electrode of amplifying triode (Q1) connects anodal feeder ear through resistor (R2), and the emitter stage of triode (Q1) connects the feeder ear negative pole.

3. according to claim 1,2 described acoustic control electronic cats, it is characterized in that: (8) pin of integrated circuit NE555 connects anodal feeder ear, its (1) pin connects the feeder ear negative pole, its (5) foot meridian capacitor (C2) connects the feeder ear negative pole, its (6), (7) pin are connected back one tunnel through electric capacity (C3) connection feeder ear negative pole, another road with connect anodal feeder ear after potentiometer (RP) links to each other, (3) pin of NE555 is that output is connected with the end of resistor (R4), (R6), the base stage of triode (Q3).

4. acoustic control electronic cat according to claim 1, it is characterized in that: inductance (L) is connected with the base stage of generator triode (Q2) with electric capacity (C4) series connection back, the colelctor electrode of the emitter stage of triode (Q2) and triode (Q3) is connected anodal feeder ear after linking to each other, loudspeaker (Y) is connected between the generating utmost point and dry battery cathode of (Q3), resistance (R6), light emitting diode (D1, D2) series connection back are connected with the colelctor electrode of triode (Q4), and triode (Q4) base stage is connected with triode (Q3) emitter stage through resistance (R4).