CN202331065U

CN202331065U - Device for controlling rotating speed of churner of churning machine

Info

Publication number: CN202331065U
Application number: CN2011204657565U
Authority: CN
Inventors: 陈有明
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-22
Filing date: 2011-11-22
Publication date: 2012-07-11
Anticipated expiration: 2021-11-22

Abstract

The utility model relates to a device for controlling the rotating speed of a churner of a churning machine. The device comprises an anti-interference circuit, a direct current power supply, the churner and a heater, wherein the anti-interference circuit receives commercial power, filters high-frequency clutter, and transmits the filtered commercial power to the direct current power supply; the direct current power supply provides direct current operating voltage for the churner; and the churner comprises a direct current motor. The device is characterized by also comprising a switch key, a temperature sensor and a controller, wherein the direct current power supply provides the direct current operating voltage for the temperature sensor and the controller respectively; the controller receives a signal from the switch key, outputs the signal to the churner, and controls the rotating speed of the direct current motor of the churner; the temperature sensor receives a signal from the heater, and transmits the signal to the controller for processing; and the controller outputs the processed signal to the heater to control the operation of the heater. The device has the advantages that: the motor generally cannot be locked at the beginning of churning, and the rotating speed of the churner can be changed in an operating process; a good milk foam churning effect is achieved; and the device is easy to operate.

Description

The control device of the agitator speed of churning device

Technical field

The utility model relates to a kind of control device of agitator speed of churning device.

Background technology

The rotating speed of the stirring of existing churning device is constant.During use, ubiquity stuck phenomenon when just beginning to stir, and churning bubble weak effect.

Summary of the invention

The purpose of the utility model is to overcome the deficiency of prior art and control device that a kind of agitator speed of churning device is provided, and stirrer its rotating speed in the course of the work can change, and card machine phenomenon can not occur, and is simple to operate.

In order to achieve the above object; The utility model is to realize like this; A kind of control device of agitator speed of churning device comprises anti-jamming circuit, direct supply, stirrer and well heater, is defeated by direct supply behind the filtering high frequency clutter behind the wherein said anti-jamming circuit reception civil power; Direct supply is that stirrer provides direct-current working volts, and said stirrer comprises direct current generator (M); It is characterized in that also comprising switch key (SW), temperature inductor and controller, wherein said direct supply is respectively temperature inductor and controller provides direct-current working volts; Said controller receives the rotating speed of exporting to stirrer behind the signal of switch key and controlling the direct current generator of stirrer; Said temperature inductor receives the signal of well heater output and this signal is defeated by controller handles, and the signal after controller will be handled is exported to the work of well heater with control heater.

Be that said controller comprises integrated circuit, the 4th resistance, the 5th resistance, first light emitting diode and second light emitting diode; Wherein said model is WP-ST-863, has 14 pin, and its 4th pin connects that direct supply provides+5V voltage; Its 5th pin is successively through the 4th resistance and the two or two light emitting diode ground connection; Through the 5th resistance and the first light emitting diode ground connection, its 13rd pin connects stirrer to its 6th pin successively, and its 10 pin connects well heater; Its 1 pin jointing temp inductor, its 3 pin connects switch key.

The utility model advantage compared with prior art is: motor generally can stuck phenomenon when just beginning to stir, and stirrer its rotating speed in the course of the work can change, and the churning bubble is effective, simple to operate.

Description of drawings

Fig. 1 is the circuit block diagram of the utility model;

Fig. 2 is the circuit theory diagrams of anti-jamming circuit among Fig. 1;

Fig. 3 is the circuit theory diagrams of direct supply among Fig. 1;

Fig. 4 is the circuit theory diagrams of well heater among Fig. 1;

Fig. 5 is the circuit theory diagrams of stirrer among Fig. 1;

Fig. 6 is the circuit theory diagrams of Fig. 1 middle controller.

Embodiment

To combine accompanying drawing and embodiment that the utility model is done further detailed description below:

As shown in Figure 1; A kind of control device of agitator speed of churning device; Comprise anti-jamming circuit, direct supply, stirrer and well heater; Be defeated by direct supply behind the filtering high frequency clutter behind the wherein said anti-jamming circuit reception civil power, direct supply is that stirrer provides direct-current working volts, and said stirrer comprises direct current generator M; The utility model characteristics are also to comprise switch key SW, temperature inductor and controller, and wherein said direct supply is respectively temperature inductor and controller provides direct-current working volts; Said controller receives the rotating speed of exporting to stirrer behind the signal of switch key SW and controlling the direct current generator M of stirrer; Said temperature inductor receives the signal of well heater output and this signal is defeated by controller handles, and the signal after controller will be handled is exported to the work of well heater with control heater.

As shown in Figure 2, after comprising first resistance R 1 and the 5th capacitor C 5, the first resistance R 1 and the 5th capacitor C 5 is parallelly connected, anti-jamming circuit is connected on the two ends of civil power.First resistance R 1 is used for the surge voltage of filtering circuit, plays a protective role, and the 5th capacitor C 5 is used for the high frequency noise signal of filtering circuit.

As shown in Figure 3; Direct supply comprises the first diode D1 to the, four diode D4, second capacitor C, 2 to the 4th capacitor C 4, second resistance R 2 and three-terminal regulator block U1; Wherein the first diode D1 to the, four diode D4 form bridge rectifier circuit; Its input termination civil power, output terminal connects an end of

second capacitor C

2 and 1 pin and the output+12V voltage of three-terminal regulator block U1, the 2 pin ground connection of the other end of second capacitor C 2 and three-terminal regulator block U1 respectively; The 3rd capacitor C 3, the 4th capacitor C 4 and second resistance R 2 be 3 pin of parallel connection back one termination three-terminal regulator block U1 mutually, other end ground connection, the 3 pin output+5V voltages of three-terminal regulator block U1.

As shown in Figure 4, well heater comprises the first triode Q1, the 6th resistance R 6, the 6th diode D6 and relay DC, the wherein base stage of a termination first triode Q1 of the 6th resistance R 6; The collector of the 6th diode D6 and a termination first triode Q1 after relay DC is parallelly connected, another termination direct supply+12V voltage, the grounded emitter of the first triode Q1; Relay DC is a normally opened relay, the termination civil power of its contact K1, another termination electrical heating piece.

As shown in Figure 5; Stirrer comprises motor M, the second triode Q2, the 7th resistance R 7 and the 7th diode D7; The base stage of a termination second triode Q2 of the 7th resistance R 7 wherein; Motor M and a termination direct supply after the 7th diode D7 is parallelly connected+12V voltage, the collector of another termination second triode Q2, the grounded emitter of the second triode Q2.

As shown in Figure 6, controller comprises IC, the 4th resistance R 4, the 5th resistance R 5, first LED 1 and second LED 2, wherein said WP-ST-863; Have 14 pin; Its 4th pin connects that direct supply provides+5V voltage, and its 5th pin is successively through the 4th resistance R 4 and the two or two LED 2 ground connection, and its 6th pin is successively through the 5th resistance R 5 and first LED, 1 ground connection; Its 13rd pin connects the i.e. other end of the 7th resistance R 7 of stirrer; Its 10 pin connects the i.e. other end of the 6th resistance R 6 of well heater, and its 1 pin jointing temp inductor, its 3 pin are successively through switch key SW and the 3rd resistance R 3 ground connection.Temperature inductor comprises thalposis resistance R T, the 8th resistance R 8, the 9th resistance R 9 and first capacitor C 1; Wherein an end of thalposis resistance R T, the 8th resistance R 8, the 9th resistance R 9 and first capacitor C 1 is electrically connected; 1 pin of another termination IC of thalposis resistance R T; Another termination direct supply of the 8th resistance R 8+5V voltage, 2 pin of another termination IC of the 9th resistance R 9, the other end ground connection of first capacitor C 1.Also comprise prompting device, prompting device receives the output signal of controller and points out, and it comprises loudspeaker Y and the

tenth capacitor C

10,12 pin of loudspeaker Y one termination IC, and the other end is through the tenth capacitor C 10 ground connection.Switch key SW is used to set low temperature shelves or high temperature shelves.First LED 1 is the pilot lamp of motor M when working independently.Pilot lamp when second LED 2 is the work of heating+stir mode.When switch key SW presses into, loudspeaker Y sends prompting " bi " sound, or the prompting 2 when doing to accomplish of heating or Beater operator.Thalposis resistance R T is installed in the thermosensitive probe at pot end when detecting temperature variation; The resistance of thalposis resistance R T also can change; IC is to this changing value can obtain after through the ADC conversion stewing temperature value at the end, when temperature reaches the low temperature of setting/high temperature shelves temperature value, stops to add thermal output.10 pin of IC are for adding the heat control output pin, when output pin output high level, and the first triode Q1 conducting, relay DC adhesive, heat-generating pipe is opened heating, and when the 10 pin output low levels of U2, Q1 ends, and relay breaks off, and heat-generating pipe stops heating.13 pin of IC are for stirring the control output pin, and when output pin output high level, the two or three has pipe Q2 conducting; Motor M begins to rotate, and starts agitating function, when the 13 pin output low levels of U2; The second triode Q2 ends, and motor M stops operating, and stirring stops.The rotation speed change of motor M is: when low temperature stirring+heating, beginning a period of time total power or surpassing total power is that the 12-13V drive motor rotates, and middle 40%-60% power is 5-6V, keeps (4-5V) output after the final stage always.When high-temperature stirring+heating, beginning a period of time total power or to surpass total power be that the 12-13V drive motor rotates, middle 40%-60% power is 5-6V, keep after the final stage is 4-5V output always.When single stirring was not heated, beginning a period of time total power or surpassing total power was that 40%-60% power was 5-6V in the middle of the 12-13V drive motor rotated, and maintenance always is that 4-5V exports after the final stage.

Claims

1. the control device of the agitator speed of a churning device; Comprise anti-jamming circuit, direct supply, stirrer and well heater; Be defeated by direct supply behind the filtering high frequency clutter behind the wherein said anti-jamming circuit reception civil power; Direct supply is that stirrer provides direct-current working volts, and said stirrer comprises direct current generator (M); It is characterized in that also comprising switch key (SW), temperature inductor and controller, wherein said direct supply is respectively temperature inductor and controller provides direct-current working volts; Said controller receives the rotating speed of exporting to stirrer behind the signal of switch key (SW) and controlling the direct current generator (M) of stirrer; Said temperature inductor receives the signal of well heater output and this signal is defeated by controller handles, and the signal after controller will be handled is exported to the work of well heater with control heater.

2. the control device of the agitator speed of churning device according to claim 1; It is characterized in that said controller comprises integrated circuit (IC), the 4th resistance (R4), the 5th resistance (R5), first light emitting diode (LED1) and second light emitting diode (LED2); Wherein said model WP-ST-863 has 14 pin, and its 4th pin connects that direct supply provides+5V voltage; Its 5th pin is successively through the 4th resistance (R4) and the two or two light emitting diode (LED2) ground connection; Through the 5th resistance (R5) and first light emitting diode (LED1) ground connection, its 13rd pin connects stirrer to its 6th pin successively, and its 10 pin connects well heater; Its 1 pin jointing temp inductor, its 3 pin connects switch key (SW).