CN202171738U

CN202171738U - Current detector drying control device

Info

Publication number: CN202171738U
Application number: CN201120249647XU
Authority: CN
Inventors: 王群英
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-07-15
Filing date: 2011-07-15
Publication date: 2012-03-21
Anticipated expiration: 2021-07-15

Abstract

The utility model refers to a control device, especially to a current detector drying control device which comprises a temperature sensor circuit and a single-chip microcomputer control circuit, wherein signals collected by the temperature sensor circuit are transmitted to a monostable triggering circuit through a reference voltage setting circuit; signals outputted by the monostable triggering circuit are transmitted to a wireless transmit-receive circuit, an alarm circuit, a display circuit and a heating power driving circuit through the single-chip microcomputer control circuit. According to the utility model, the single-chip microcomputer control circuit is used for setting temperatures and time values, and the heating power can automatically cut off after a period of time of drying; a wireless module is used for emitting alarm messages to reach the purpose of remote monitoring and operation; the current detector drying control device has a simple structure and high efficiency and is easy to operate.

Description

Current probe oven dry control device

Technical field

The utility model relates to a kind of control device, particularly be a kind of current probe oven dry control device.

Background technology

The production technology of current probe needs 3-5 technological process from the dipping lacquer that winds the line, oven dry, when making finish dipping lacquer intact after; The technology of need heating; Need time and temperature to set and heat, existing drying technology function singleness, control device complicacy, complex operation, effect are low.

The utility model content

The purpose of the utility model is to overcome above-mentioned deficiency, and a kind of current probe oven dry control device is provided.

The utility model solves the technical scheme that its technical matters adopted: a kind of current probe oven dry control device; Comprise temperature sensor circuit and single chip machine controlling circuit; The signal of said temperature sensor circuit collection transfers to single-shot trigger circuit through reference voltage setting circuit, and the output signal of said single-shot trigger circuit sends to wireless transceiver circuit, warning circuit, display circuit and heating power supply driving circuit through single chip machine controlling circuit.

Said temperature sensor circuit is made up of negative tempperature coefficient thermistor RT resistance in series R2.

Said reference voltage setting circuit reaches the resistance R 3, the R4 that connect with adjustable resistance RP1 by adjustable resistance RP1, RP2 and constitutes.

Said single-shot trigger circuit is made up of NE555 time base circuit IC2 and peripheral capacitor C 1, the resistance R 1 that connects thereof.

Said wireless transceiver circuit is by being made up of FDD-5 transmitter module IC4, JDD-5 receiver module IC5, external LED 1 and the loudspeaker Y of JDD-5 receiver module IC5.

Through adopting above-mentioned technical scheme; The beneficial effect of the utility model is: this device is through single chip machine controlling circuit design temperature and time value; After a period of time oven dry, cut off heating power supply automatically, through wireless module emission warning message; Reach the purpose of remote monitoring operation, structure and simple to operate, effect is high.

Description of drawings

Fig. 1 is the frame assumption diagram of the utility model;

Fig. 2 is the circuit theory diagrams of the utility model.

Embodiment

Like Fig. 1, shown in Figure 2; The current probe oven dry control device of the utility model; Comprise temperature sensor circuit 1 and single chip machine controlling circuit 2; The signal that said temperature sensor circuit 1 is gathered transfers to single-shot trigger circuit 12 through reference voltage setting circuit 11, and the output signal of said single-shot trigger circuit 12 sends to wireless transceiver circuit 21, warning circuit 22, display circuit 23 and heating power supply driving circuit 24 through single chip machine controlling circuit 2.

Said temperature sensor circuit 1 is made up of negative tempperature coefficient thermistor RT resistance in series R2, and said reference voltage setting circuit 11 reaches the R3, the R4 that connect with adjustable resistance RP1 by adjustable resistance RP1, RP2 and constitutes, and said single-shot trigger circuit 12 is made up of NE555 time base circuit IC2 and peripheral capacitor C 1, resistance R 1 thereof; Regulate adjustable resistance RP1, RP2, the 2nd, 6 pin of NE555 time base circuit IC2 are placed respectively near 1/3VDD and the 2/3VDD level, so that set or reset with the variation of design temperature (20 ℃-100 ℃); Regulate adjustable resistance RP2 and regulate the parameter bias voltage; The 6th pin of NE555 time base circuit IC2 is greater than the 2nd pin reference voltage value, when setting temperature value when transfiniting, behind NE555 time base circuit IC2 interior overturn; The 3rd pin output high level of NE555 time base circuit IC2; Through resistance R 1 current limliting, the 23rd pin that this signal is input to single-chip microcomputer IC1 also is high level state, behind temperature required and drying time; Said single-chip microcomputer IC1 set inside chronotron; After single-chip microcomputer IC1 internal processes is judged, send control signal, first via output is by the 26th pin output high level signal of single-chip microcomputer IC1, through resistance R 7 current limlitings; Make triode VT1 conducting, news Chinese percussion instrument BY sends and " ticks.。。" alarm sound; The second tunnel output is formed display circuit 23 by the 36th, 37,38,39 pin of single-chip microcomputer IC1 and the 3rd, 4,5,6 pin of display IC3, sends driving data signal driving display IC3 by single-chip microcomputer IC1 and shows parameters such as current temperature value and setting-up time; Third Road is delayed time behind setting-up time by single-chip microcomputer IC1 internal processes; The 4th pin output high level signal by single-chip microcomputer IC1 through resistance R 6 current limlitings, makes triode VT2 conducting; Promote relay J 1 adhesive; Its contact J1-1 breaks off the heater strip outage by transferring normally closed point normal battle to, reaches the purpose of oven dry intelligent remote monitoring.The four tunnel output is by the 25th pin I/O mouth output high level signal of single-chip microcomputer IC1; Through resistance R 8 current limlitings, make triode VT3 conducting, make the 2nd pin of FDD-5 transmitter module IC4 obtain trigger pip; And deliver to its 3rd pin CP modulation signal input end, the high-frequency signal of emission is modulated.Antenna TX promptly launches modulated frequency electromagnetic waves to JDD-5 receiver module IC5; The 4th pin CPA audio signal output end of JDD-5 receiver module IC5 directly drives common electrical dynamic formula loudspeaker Y sounding; Its 2nd pin data output end output high level makes LED 1 get electroluminescence simultaneously, reaches the purpose of remote monitoring.

An above-described preferred embodiment that is merely the utility model can not limit the scope that this practicality is implemented, and every equalization of being done according to the utility model claim changes and decorates, and all should still belong in the scope that the utility model contains.

Claims

1. current probe is dried control device; It is characterized in that: comprise temperature sensor circuit (1) and single chip machine controlling circuit (2); The signal that said temperature sensor circuit (1) is gathered transfers to single-shot trigger circuit (12) through reference voltage setting circuit (11), and the output signal of said single-shot trigger circuit (12) sends to wireless transceiver circuit (21), warning circuit (22), display circuit (23) and heating power supply driving circuit (24) through single chip machine controlling circuit (2).

2. current probe oven dry control device according to claim 1, it is characterized in that: said temperature sensor circuit (1) is made up of negative tempperature coefficient thermistor RT resistance in series R2.

3. current probe oven dry control device according to claim 1 is characterized in that: said reference voltage setting circuit (11) reaches the resistance R 3, the R4 that connect with adjustable resistance RP1 by adjustable resistance RP1, RP2 and constitutes.

4. current probe oven dry control device according to claim 1 is characterized in that: said single-shot trigger circuit (12) is made up of NE555 time base circuit IC2 and peripheral capacitor C 1, the resistance R 1 that connects thereof.

5. current probe oven dry control device according to claim 1, it is characterized in that: said wireless transceiver circuit is made up of FDD-5 transmitter module IC4, JDD-5 receiver module IC5, external LED 1 and the loudspeaker Y of JDD-5 receiver module IC5 (21).