CN2439072Y - Wireless alarmer for infant kicking quilt - Google Patents

Abstract

The utility model discloses a wireless alarm for infants' quilt kicking. The utility model is composed of a signal transmitter and a signal reception alarm. A receiving integrated circuit is arranged on the signal reception alarm, and 14 feet of the output terminal of the integrated circuit are connected with resistors, capacitors, and photocouplers which are connected with music triodes and horns SP. Resistors, capacitors, inductors, power supplies, switches, music triodes, triodes, light sensitive tubes, light emitting diodes, antennae, etc. are arranged on the signal transmitter. The utility model has the advantages of convenient operation, reliability, accuracy, and no influence on adults' sleep.

Description

The infant plays by the radio alarming device

The utility model relate to a kind of infant of protection play in bed by the radio alarming device.

In daily life, people always worry that the infant kicks open quilt and suffers from cold sick in sleep, thereby big people are always regularly first-class with alarm clock in bed, observe infant's sleep situation to remind the adult to get up, this by alarm clock calling watch the infant whether play by way, not only effect is bad but also influence adult's sleep.

The purpose of this utility model is: provide a kind of infant that can monitor automatically whether the infant kicks open quilt in bed to play by the radio alarming device.

The utility model is to constitute like this: it receives alarm (2) by signal projector (1) and signal and forms, on signal reception alarm (2), the radio reception integrated circuit (IC) is housed, and except that the output terminal of IC, on other link of IC, be connected with resistance R routinely, capacitor C, inductance L, power supply E and K switch, on signal projector (1), resistance R 1～R5 is housed, capacitor C 1～C6, inductance L 1 and L2, power supply E1, K switch 1, music triode VT, triode BG1, photosensitive tube 3DU, LED 1, antenna TX element, R2, C1, the end of C2 is connected on the base stage of BG1, be connected with C3 on the collector of BG1, C5 and L2, be connected with C5 and R3 on the emitter of BG1,1 pin and the R1 of VT, R4, C2 connects, 2 pin of VT are connected with the other end of R4,3 pin of VT are connected with 3DU with R3, L1 connects with L2, and TX is connected the junction of L1 and L2 after by C6, LED1 and R5 series connection, R5 and 3DU meet the negative pole of E1, R1 after by K1, R2, C1, C3, C4, the other end of L1 and LED1 all is connected on the positive pole of E1; On output terminal 14 pin of IC, be connected with resistance R 6 by capacitor C, be connected with resistance R 7, capacitor C 7 and optocoupler PC on the other end of R6, on 3 pin of PC, be connected with music triode VT1, on 4 pin of PC, be connected with loudspeaker SP, 1 pin of VT1 is connected with adjusting resistance R C, and the other end of RC is connected with K; Photosensitive tube 3DU can be connected on the base stage of BG1, and R3 is connected with R5; Optocoupler PC can replace with controllable silicon KG, and output terminal 14 pin of IC are connected with the control utmost point of KG after by capacitor C and R6, and the anode of KG meets VT1, and the negative electrode of KG meets SP.

Owing to adopted technique scheme, the alarm clock prompting method that is adopted in the utility model and the daily life is compared, have easy to use, reliably accurately, do not influence the advantage of adult's sleep.When using the utility model, be placed on signal projector (1) in infant's the quilt or on the nightwear, signal is received alarm (2) be placed on adult's bedside or suitable place, when the infant kicks open quilt, 3DU in the signal projector (1) is subjected to illumination and conducting, VT produces the audio frequency variable-current, through BG1, C1, C3, the high-frequency oscillating circuits that L1 and L2 form produces high-frequency signal by C6, XT launches, after the 12 pin receiving ends of the IC of signal reception alarm (2) are received signal, after inter-process, export from 14 pin, at this moment PC or KG conducting, trigger VT1, make the SP warning of sounding, when using at night, should be at soft electric light of light of bedroom mid point of infant.

Synoptic diagram when accompanying drawing 1 uses for the utility model;

Accompanying drawing 2 is a signal projector circuit theory synoptic diagram of the present utility model;

Circuit theory synoptic diagram when accompanying drawing 3 is connected on the BG1 base stage for 3DU in the accompanying drawing 2;

Accompanying drawing 4 is that signal of the present utility model receives the alarm circuit principle schematic;

Accompanying drawing 5 is the circuit theory synoptic diagram when optocoupler PC replaces with controllable silicon KG in the accompanying drawing 4.

Embodiment of the present utility model: in the present embodiment, the radio reception integrated circuit (IC) that goes up dress at signal reception alarm (2) can adopt the finished product of selling on the market, its model is: TDA7021T, the model of optocoupler can be selected for use: PC621-1, PC621G, PC817B, the model of music triode VT is optional: VT66A-L, during fabrication and installation, except that the output terminal of IC, on other link of IC routinely method of attachment Connect Power the resistance R, capacitor C, inductance L, elements such as power supply E and K switch, on signal projector (1), load onto resistance R 1～R5, capacitor C 1～C6, inductance L 1 and L2, power supply E1, K switch 1, music triode VT, triode BG1, photosensitive tube 3DU, LED 1, antenna TX element, with R2, C1, the end of C2 is connected on the base stage of BG1, connect C3 on the collector of BG1, C5 and L2, connect C5 and R3 on the emitter of BG1,1 pin and R1 with VT, R4, C2 connects, 2 pin of VT are connected with the other end of R4,3 pin of VT are connected with 3DU with R3, L1 connects with L2, and TX is connected the junction of L1 and L2 after by C6, with LED1 and R5 series connection, R5 and 3DU connect the negative pole of E1 after by K1, with R1, R2, C1, C3, C4, the other end of L1 and LED1 all is connected on the positive pole of E1; On output terminal 14 pin of IC by capacitor C Connect Power the resistance R6, resistance R7, capacitor C 7 and optocoupler PC Connect Power on the other end of R6, on 3 pin of PC, connect music triode VT1, on 4 pin of PC, connect loudspeaker SP, 1 pin of VT1 is connected with adjusting resistance R C, and the other end of RC is connected with K; Also photosensitive tube 3DU can be connected on the base stage of BG1, and R3 is connected with R5; Optocoupler PC can replace with controllable silicon KG, when adopting controllable silicon, output terminal 14 pin of IC is connected with the control utmost point of KG after by capacitor C and R6, and the anode of KG is met VT1, and the negative electrode of KG meets SP.

Claims (3)

1, a kind of infant plays by the radio alarming device, it receives alarm (2) by signal projector (1) and signal and forms, on signal reception alarm (2), the radio reception integrated circuit (IC) is housed, and except that the output terminal of IC, on other link of IC, be connected with resistance R routinely, capacitor C, inductance L, power supply E and K switch, it is characterized in that: on signal projector (1), resistance R 1～R5 is housed, capacitor C 1～C6, inductance L 1 and L2, power supply E1, K switch 1, music triode VT, triode BG1, photosensitive tube 3DU, LED 1, antenna TX element, R2, C1, the end of C2 is connected on the base stage of BG1, be connected with C3 on the collector of BG1, C5 and L2, be connected with C5 and R3 on the emitter of BG1,1 pin and the R1 of VT, R4, C2 connects, 2 pin of VT are connected with the other end of R4,3 pin of VT are connected with 3DU with R3, L1 connects with L2, and TX is connected the junction of L1 and L2 after by C6, LED1 and R5 series connection, R5 and 3DU meet the negative pole of E1, R1 after by K1, R2, C1, C3, C4, the other end of L1 and LED1 all is connected on the positive pole of E1; On output terminal 14 pin of IC, be connected with resistance R 6 by capacitor C, be connected with resistance R 7, capacitor C 7 and optocoupler PC on the other end of R6, on 3 pin of PC, be connected with music triode VT1, on 4 pin of PC, be connected with loudspeaker SP, 1 pin of VT1 is connected with adjusting resistance R C, and the other end of RC is connected with K.

2, infant according to claim 1 plays by the radio alarming device, it is characterized in that: photosensitive tube 3DU can be connected on the base stage of BG1, and R3 is connected with R5.

3, infant according to claim 1 plays by the radio alarming device, it is characterized in that: optocoupler PC can replace with controllable silicon KG, and output terminal 14 pin of IC are connected with the control utmost point of KG after by capacitor C and R6, and the anode of KG meets VT1, and the negative electrode of KG meets SP.

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