CN204245985U - A kind of multi-functional foam maker - Google Patents
A kind of multi-functional foam maker Download PDFInfo
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- CN204245985U CN204245985U CN201420687954.XU CN201420687954U CN204245985U CN 204245985 U CN204245985 U CN 204245985U CN 201420687954 U CN201420687954 U CN 201420687954U CN 204245985 U CN204245985 U CN 204245985U
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Abstract
The utility model discloses a kind of multi-functional foam maker, comprising: heater, motor, control circuit, power circuit and indicating circuit; Heater, motor, power circuit and indicating circuit are electrically connected with control circuit respectively, described control circuit is used for the duty of control heater and motor, described motor is for controlling the duty of a rabbling mechanism, and described power circuit is used for providing power supply to control circuit and motor.The beneficial effects of the utility model are: circuit structure is simple, and security is high, control stable and accurate, just can perform several functions by a button.
Description
Technical field
The utility model relates to a kind of foam maker with several functions.
Background technology
Existing foam maker, simply there is control instability and unsafe factor in its circuit structure, it controls stable and that security is high then circuit structure complexity, and cost is high.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of multi-functional foam maker, and its circuit structure is simple, and security is high, controls stable and accurate, just can perform several functions by a button.
For solving the problem, the technical scheme that the utility model adopts is as follows:
A kind of multi-functional foam maker, comprise: heater, motor, control circuit and power circuit, described control circuit comprises: single-chip microcomputer, switch, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance, thermistor, the first diode, the first electric capacity, the second electric capacity, metal-oxide-semiconductor, triode and relay; Single-chip microcomputer comprises power end, earth terminal, signal input part, the 3rd output, the 4th output and the 5th output; Power circuit has the first voltage output end and the second voltage output end, and power circuit is used for civil power being converted to direct current and exporting the first voltage from the first voltage output end, and the second voltage output end exports the second voltage;
Power end connects the first voltage output end, one end of first electric capacity connects the first voltage output end, the other end connection signal input of the first electric capacity, one end of first resistance connects the first voltage output end, the other end connection signal input of the first resistance, switch is connected with the first resistor coupled in parallel, and one end of thermistor connects the other end of the first resistance, the other end ground connection of thermistor, the second resistance and thermistor are connected in parallel, one end of 3rd resistance connects the 4th output, and the other end of the 3rd resistance connects the grid of metal-oxide-semiconductor, and one end of the 4th resistance connects the other end of the 3rd resistance, the other end ground connection of the 4th resistance, one end of 5th resistance connects the 5th output, the other end of the 5th resistance connects one end of the 7th resistance, one end of 7th resistance connects the drain electrode of metal-oxide-semiconductor, the other end ground connection of the 7th resistance, 6th resistance is connected with the 7th resistor coupled in parallel, one end of second electric capacity connects the 5th output, the other end ground connection of the second electric capacity, the source electrode of metal-oxide-semiconductor connects one end of motor, and the other end of motor connects the second voltage output end, one end of 8th resistance connects the 3rd output, the base stage of the other end connecting triode of the 8th resistance, one end of 9th resistance connects the other end of the 8th resistance, the other end ground connection of the 9th resistance, the grounded emitter of triode, one end of the control coil of the collector connection relay of triode, the other end of the control coil of relay connects the second voltage output end, the negative pole of the first diode connects the other end of the control coil of relay, the positive pole of the first diode connects one end of the control coil of relay, the normal open switch of relay is used for the break-make of control heater,
Described control circuit is used for the duty of control heater and motor, and described motor is for controlling the duty of a rabbling mechanism.
Preferably, also comprise indicating circuit, indicating circuit comprises the first light emitting diode, the second light emitting diode, the tenth resistance and the 11 resistance, and single-chip microcomputer also comprises the first output and the second output; The positive pole of the first light emitting diode connects the first voltage output end, and the negative pole of the first light emitting diode connects one end of the tenth resistance, and the other end of the tenth resistance connects the first output; The positive pole of the second light emitting diode connects the first voltage output end, and the negative pole of the second light emitting diode connects one end of the 11 resistance, and the other end of the 11 resistance connects the second output.
Preferably, described control circuit also comprises the second diode and the 3rd electric capacity, and the 3rd electric capacity is connected with motor parallel, and the positive pole of the second diode connects one end of motor, and the negative pole of the second diode connects the other end of motor.
Compared to existing technology, the beneficial effects of the utility model are: circuit structure is simple, and security is high, control stable and accurate, just can perform several functions by a button.
Accompanying drawing explanation
Fig. 1 is the structure chart of multi-functional foam maker of the present utility model.
Fig. 2 is the circuit structure diagram of control circuit of the present utility model.
Detailed description of the invention
Below, by reference to the accompanying drawings and detailed description of the invention, the utility model is described further:
With reference to figure 1 and Fig. 2, a kind of multi-functional foam maker, comprising: heater 1, motor 2, control circuit 3, power circuit 4 and indicating circuit 5.
Control circuit 3 comprises: single-chip microcomputer U1, K switch 1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, thermistor NTC, the first diode D1, the second diode D2, the first electric capacity C1, the second electric capacity C2, the 3rd electric capacity C3, metal-oxide-semiconductor Q1, triode Q2 and relay.The 8 pin MCU of single-chip microcomputer to be model be SC91F711, wherein, 1 pin is earth terminal, and 2 pin are the first output, and 3 pin are the second output, and 4 pin are the 3rd output, and 5 pin are the 4th output, and 6 pin are the 5th output, and 7 pin are signal input part, and 8 pin are power end.Indicating circuit 5 comprises: LED 1, LED 2, resistance R10 and resistance R11.Civil power is converted to direct current and exports from the first voltage output end and the second voltage output end by power circuit 4, and wherein, the voltage that the first voltage output end exports is 5V, and the voltage of the second voltage output end is 12V.
Power end connects the first voltage output end, one end of electric capacity C1 connects the first voltage output end, the other end connection signal input of electric capacity C1, one end of resistance R1 connects the first voltage output end, the other end connection signal input of resistance R1, K switch 1 and resistance R1 are connected in parallel, the other end of one end contact resistance R1 of thermistor NTC, the other end ground connection of thermistor NTC, resistance R2 and thermistor NTC is connected in parallel, one end of resistance R3 connects the 4th output, and the other end of resistance R3 connects the grid of metal-oxide-semiconductor Q1, the other end of one end contact resistance R3 of resistance R4, the other end ground connection of resistance R4, one end of resistance R5 connects the 5th output, one end of the other end contact resistance R7 of resistance R5, and one end of resistance R7 connects the drain electrode of metal-oxide-semiconductor Q1, the other end ground connection of resistance R7, resistance R6 and resistance R7 is connected in parallel, and one end of electric capacity C2 connects the 5th output, the other end ground connection of electric capacity C2, the source electrode of metal-oxide-semiconductor Q1 connects one end of motor 2, and the other end of motor 2 connects the second voltage output end, and electric capacity C3 and motor 2 are connected in parallel, and the positive pole of diode D2 connects one end of motor 2, and the negative pole of diode D2 connects the other end of motor 2, one end of resistance R8 connects the 3rd output, the base stage of the other end connecting triode Q2 of resistance R8, the other end of one end contact resistance R8 of resistance R9, the other end ground connection of resistance R9, the grounded emitter of triode Q2, one end of the control coil L1 of the collector connection relay of triode Q2, the other end of the control coil L1 of relay connects the second voltage output end, the negative pole of diode D1 connects the other end of the control coil L1 of relay, the positive pole of diode D1 connects one end of the control coil L1 of relay, the normal open switch S1 of relay is used for the break-make of control heater 1, the positive pole of LED 1 connects the first voltage output end, one end of the negative pole contact resistance R10 of LED 1, and the other end of resistance R10 connects the first output, the positive pole of LED 2 connects the first voltage output end, and one end of the negative pole contact resistance R11 of LED 2, the other end of resistance R11 connects the second output.
The operation principle of foregoing circuit structure is as follows: under power supply connection is in holding state, by pressing K switch 1 short-circuit resistance R1, the voltage inputing to signal input part is changed, single-chip microcomputer U1 by the turn-on time of sense switch K1 and the continuous compression number of K switch 1, thus exports different signals.Particularly, be divided into three kinds of situations, the first situation is that pressing K switch 1 is less than 1 second, be designated as short by, then the 3rd output of single-chip microcomputer U1, the 4th output and the 5th output all export high level, the first output output low level; The second situation is, pressing K switch 1 is greater than 2 seconds, be designated as long by, then the 4th output of single-chip microcomputer U1 and the 5th output all export high level, the second output output low level; The third situation is, shortly continuously presses twice K switch 1, then the 3rd output of single-chip microcomputer U1 exports high level, and the first output presses certain frequency output low level.
The first situation is hot foaming function, and the 3rd output exports high level, makes triode Q2 conducting, the normal open switch of relay is closed, thus heating element 1 is worked; 4th output and the 5th output export high level, make metal-oxide-semiconductor Q1 conducting, motor 2 is worked, thus control rabbling mechanism work; First output output low level, makes LED 1 work, and plays indicative function.The second situation is cold conditions foaming function, 4th output and the 5th output export high level, motor 2 is only made to work, and heater 1 does not work, the second output output low level, makes LED 2 work, also be indicative function, wherein, LED 1 and LED 2 are set to different colors, are convenient to distinguish.The third situation is heating function, and the 3rd output exports high level, and only make heater 1 work, the first output presses certain frequency output low level, LED 1 is glimmered, plays indicative function equally.
Under the state that heater 1 works, its temperature can change, thermistor NTC acts on heater 1, when the resistance of thermistor NTC changes, the voltage of signal input part changes, single-chip microcomputer U1 by the change of monitoring voltage, when reaching the threshold value of setting, then control the 3rd output to stop exporting high level, heater 1 is quit work.
Foam maker of the present utility model, its circuit structure is simple, and security is high, controls stable and accurate, just can perform several functions by a button.
To one skilled in the art, according to technical scheme described above and design, other various corresponding change and deformation can be made, and all these change and deformation all should belong within the protection domain of the utility model claim.
Claims (3)
1. a multi-functional foam maker, it is characterized in that, comprise: heater, motor, control circuit and power circuit, described control circuit comprises: single-chip microcomputer, switch, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance, thermistor, the first diode, the first electric capacity, the second electric capacity, metal-oxide-semiconductor, triode and relay; Single-chip microcomputer comprises power end, earth terminal, signal input part, the 3rd output, the 4th output and the 5th output; Power circuit has the first voltage output end and the second voltage output end, and power circuit is used for civil power being converted to direct current and exporting the first voltage from the first voltage output end, and the second voltage output end exports the second voltage;
Power end connects the first voltage output end, one end of first electric capacity connects the first voltage output end, the other end connection signal input of the first electric capacity, one end of first resistance connects the first voltage output end, the other end connection signal input of the first resistance, switch is connected with the first resistor coupled in parallel, and one end of thermistor connects the other end of the first resistance, the other end ground connection of thermistor, the second resistance and thermistor are connected in parallel, one end of 3rd resistance connects the 4th output, and the other end of the 3rd resistance connects the grid of metal-oxide-semiconductor, and one end of the 4th resistance connects the other end of the 3rd resistance, the other end ground connection of the 4th resistance, one end of 5th resistance connects the 5th output, the other end of the 5th resistance connects one end of the 7th resistance, one end of 7th resistance connects the drain electrode of metal-oxide-semiconductor, the other end ground connection of the 7th resistance, 6th resistance is connected with the 7th resistor coupled in parallel, one end of second electric capacity connects the 5th output, the other end ground connection of the second electric capacity, the source electrode of metal-oxide-semiconductor connects one end of motor, and the other end of motor connects the second voltage output end, one end of 8th resistance connects the 3rd output, the base stage of the other end connecting triode of the 8th resistance, one end of 9th resistance connects the other end of the 8th resistance, the other end ground connection of the 9th resistance, the grounded emitter of triode, one end of the control coil of the collector connection relay of triode, the other end of the control coil of relay connects the second voltage output end, the negative pole of the first diode connects the other end of the control coil of relay, the positive pole of the first diode connects one end of the control coil of relay, the normal open switch of relay is used for the break-make of control heater,
Described control circuit is used for the duty of control heater and motor, and described motor is for controlling the duty of a rabbling mechanism.
2. multi-functional foam maker according to claim 1, it is characterized in that, also comprise indicating circuit, indicating circuit comprises the first light emitting diode, the second light emitting diode, the tenth resistance and the 11 resistance, and single-chip microcomputer also comprises the first output and the second output; The positive pole of the first light emitting diode connects the first voltage output end, and the negative pole of the first light emitting diode connects one end of the tenth resistance, and the other end of the tenth resistance connects the first output; The positive pole of the second light emitting diode connects the first voltage output end, and the negative pole of the second light emitting diode connects one end of the 11 resistance, and the other end of the 11 resistance connects the second output.
3. multi-functional foam maker according to claim 1, it is characterized in that, described control circuit also comprises the second diode and the 3rd electric capacity, and the 3rd electric capacity is connected with motor parallel, the positive pole of the second diode connects one end of motor, and the negative pole of the second diode connects the other end of motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687954.XU CN204245985U (en) | 2014-11-17 | 2014-11-17 | A kind of multi-functional foam maker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687954.XU CN204245985U (en) | 2014-11-17 | 2014-11-17 | A kind of multi-functional foam maker |
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| CN204245985U true CN204245985U (en) | 2015-04-08 |
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| CN201420687954.XU Active CN204245985U (en) | 2014-11-17 | 2014-11-17 | A kind of multi-functional foam maker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105996825A (en) * | 2016-07-21 | 2016-10-12 | 江门市恒通高科有限公司 | Multifunctional accompanying food processor |
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- 2014-11-17 CN CN201420687954.XU patent/CN204245985U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105996825A (en) * | 2016-07-21 | 2016-10-12 | 江门市恒通高科有限公司 | Multifunctional accompanying food processor |
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