CN103110355B - Motor switching circuit of full automatic coffee machine - Google Patents
Motor switching circuit of full automatic coffee machine Download PDFInfo
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- CN103110355B CN103110355B CN201310035649.2A CN201310035649A CN103110355B CN 103110355 B CN103110355 B CN 103110355B CN 201310035649 A CN201310035649 A CN 201310035649A CN 103110355 B CN103110355 B CN 103110355B
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Abstract
The invention discloses a motor switching circuit of a full automatic coffee machine. The motor switching circuit of the full automatic coffee machine comprises a master control module, a motor forward rotation control module, a motor reverse rotation control module and a motor selection control device. The motor selection control module comprises a third single-pole double-throw electromagnetic switch, wherein the third single-pole double-throw electromagnetic switch comprises a third fixed end, a fifth contact and a sixth contact, the fifth contact is electrically connected with a first end of a first motor, and the sixth contact is electrically connected with a first end of a second motor. The motor forward rotation control module comprises a first single-pole double-throw electromagnetic switch, wherein a fixed end of the first single-pole double-throw electromagnetic switch is respectively electrically connected with a second end of the first motor and a second end of the second motor. The motor reverse rotation control module comprises a second single-pole double-throw electromagnetic switch, wherein a fixed end of the second single-pole double-throw electromagnetic switch is connected with the third fixed end. The motor switching circuit of the full automatic coffee machine uses three relays to control forward rotation and reverse rotation of two motors, saves cost and reduces energy consumption.
Description
Technical field
The present invention relates to a kind of motor commutation circuit of full-automatic coffee machine.
Background technology
General full-automatic coffee machine all has compacting, discharges the function of ground coffee and control current, these two functions realize by controlling rotating and reverse of two motors usually, and each motor needs two relays to switch between rotating and reverse to control this motor, such two motors just need four relays to control, which not only adds the design cost of power supply, too increase the consumption to the energy.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of motor commutation circuit of full-automatic coffee machine, can utilize rotating and reverse of three Control two motors, saves cost, reduces energy consumption.
For solving the problems of the technologies described above, the technical solution used in the present invention is: the motor commutation circuit providing a kind of full-automatic coffee machine, described motor commutation circuit is for switching the duty of the first motor and the second motor, described motor commutation circuit comprises main control module, motor rotates forward control module, motor reversely rotates control module and selection of Motor control module, described main control module rotates forward control module with motor respectively, motor reversely rotates control module and selection of Motor control module is electrically connected, described selection of Motor control module comprises the 3rd relay and the 3rd single-pole double throw electromagnetic switch, 3rd single-pole double throw electromagnetic switch comprises the 3rd stiff end, 5th contact and the 6th contact, the first end of described 5th contact and the first motor is electrically connected, the first end of the 6th contact and the second motor is electrically connected, described motor rotates forward control module and comprises the first single-pole double throw electromagnetic switch, and described first single-pole double throw electromagnetic switch comprises the first stiff end, and the first stiff end is electrically connected with the second end of the first motor, the second end of the second motor respectively, described motor reversely rotates control module and comprises the second single-pole double throw electromagnetic switch, and described second single-pole double throw electromagnetic switch comprises the second stiff end, and the second stiff end and the 3rd stiff end are electrically connected.
In a preferred embodiment of the present invention, the motor commutation circuit of described full-automatic coffee machine comprises power module further, and described power module comprises the first power supply and second source.
In a preferred embodiment of the present invention, described motor rotates forward control module and comprises the first triode and the first relay further, the emitter stage of the first triode is connected with ground wire, the colelctor electrode of the first triode and the first end of the first relay are electrically connected, and the second end and first power supply of the first relay are electrically connected; First single-pole double throw electromagnetic switch comprises the first contact and the second contact further, and the first contact and second source are electrically connected, and the second contact is connected with ground wire.
In a preferred embodiment of the present invention, described motor rotates forward control module and comprises the first resistance and the second resistance further, the base stage of first resistance one end and the first triode is electrically connected, first output of the other end and main control module is electrically connected, the base stage of second resistance one end and the first triode is electrically connected, and the other end is connected with ground wire.
In a preferred embodiment of the present invention, described motor reversely rotates control module and comprises the second triode and the second relay, the emitter stage of the second triode is connected with ground wire, the colelctor electrode of the second triode and the first end of the second relay are electrically connected, and the second end and first power supply of the second relay are electrically connected; Second single-pole double throw electromagnetic switch comprises the 3rd contact and the 4th contact further, and the 3rd contact and second source are electrically connected, and the 4th contact is connected with ground wire.
In a preferred embodiment of the present invention, described motor reversely rotates control module and comprises the 3rd resistance and the 4th resistance further, the base stage of the 3rd resistance one end and the second triode is electrically connected, second output of the other end and main control module is electrically connected, the base stage of the 4th resistance one end and the second triode is electrically connected, and the other end is connected with ground wire.
In a preferred embodiment of the present invention, described selection of Motor control module comprises the 3rd triode further, the emitter stage of the 3rd triode is connected with ground wire, the colelctor electrode of the 3rd triode and the first end of the 3rd relay are electrically connected, and the second end and first power supply of the 3rd relay are electrically connected.
In a preferred embodiment of the present invention, described selection of Motor control module comprises the 5th resistance and the 6th resistance further, the base stage of the 5th resistance one end and the 3rd triode is electrically connected, 3rd output of the other end and main control module is electrically connected, the base stage of the 6th resistance one end and the 3rd triode is electrically connected, and the other end is connected with ground wire.
In a preferred embodiment of the present invention, the motor commutation circuit of described full-automatic coffee machine comprises the first Transient Suppression Diode and the second Transient Suppression Diode further, first Transient Suppression Diode is connected with the first motor parallel, and the second Transient Suppression Diode is connected with the second motor parallel.
In a preferred embodiment of the present invention, the motor commutation circuit of described full-automatic coffee machine comprises the first fly-wheel diode, the second fly-wheel diode and the 3rd fly-wheel diode further; The negative electrode of the negative electrode of the first fly-wheel diode, the negative electrode of the second fly-wheel diode and the 3rd fly-wheel diode is electrically connected with the first power supply respectively, the anode of the first fly-wheel diode and the colelctor electrode of the first triode are electrically connected, the anode of the second fly-wheel diode and the colelctor electrode of the second triode are electrically connected, and the anode of the 3rd fly-wheel diode and the colelctor electrode of the 3rd triode are electrically connected.
The invention has the beneficial effects as follows: described 3rd relay can control selection first motor or the second machine operation, first relay can control the first motor and the second motor rotates forward, second relay can control the first motor and the second motor reversal, saves cost, reduces energy consumption.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the motor commutation circuit of full-automatic coffee machine of the present invention.
In accompanying drawing, the mark of each parts is as follows: 1, main control module; 2, motor rotates forward control module; 3, motor reversely rotates control module; 4, selection of Motor control module; R1, the first resistance; R2, the second resistance; R3, the 3rd resistance; R4, the 4th resistance; R5, the 5th resistance; R6, the 6th resistance; Q1, the first triode; Q2, the second triode; Q3, the 3rd triode; K1, the first relay; K2, the second relay; K3, the 3rd relay; A1, the first stiff end; A2, the second stiff end; A3, the 3rd stiff end; NC1, the first contact; NC2, the 3rd contact; NC3, the 5th contact; NO1, the second contact; NO2, the 4th contact; NO3, the 6th contact; D1, the first fly-wheel diode; D2, the second fly-wheel diode; D3, the 3rd fly-wheel diode; V1, the first power supply; V2, second source; ZD1, the first Transient Suppression Diode; ZD2, the second Transient Suppression Diode; M1, the first motor; M2, the second motor.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Refer to Fig. 1, the embodiment of the present invention comprises:
A kind of motor commutation circuit of full-automatic coffee machine, described motor commutation circuit for switching the duty of the first motor M 1 and the second motor M 2, described motor commutation circuit comprises main control module 1, motor rotates forward control module 2, motor reversely rotates control module 3, selection of Motor control module 4 and power module (figure does not mark), the first Transient Suppression Diode ZD1, the second Transient Suppression Diode ZD2, the first sustained diode 1, second sustained diode 2 and the 3rd sustained diode 3.
Wherein, described main control module 1 comprises the first output, the second output and the 3rd output.Described power module comprises the first power supply V1 and second source V2, and the first power supply V1 and second source V2 can be same power supply, also can be different electrical power, and concrete condition is according to needing setting.
Described first Transient Suppression Diode ZD1 and the first motor M 1 are connected in parallel, second Transient Suppression Diode ZD2 and the second motor M 2 are connected in parallel, first Transient Suppression Diode ZD1 and the second Transient Suppression Diode ZD2 can make the first motor M 1 and the second motor M 2 from the impact of the various surge pulse produced during work, extends the service life of the first motor M 1 and the second motor M 2.
Described motor rotates forward control module 2 can control the first motor M 1 and the second motor M 2 rotates forward, and described motor rotates forward control module 2 and comprises the first single-pole double throw electromagnetic switch (figure does not mark), the first triode Q1, the first relay K 1 first resistance R1 and the second resistance R2.Described first single-pole double throw electromagnetic switch comprises the first stiff end A1, the first contact NC1 and the second contact NO1, first stiff end A1 is electrically connected with the second end of the first motor M 1, the second end of the second motor M 2 respectively, first contact NC1 and second source V2 is electrically connected, and the second contact NO1 is connected with ground wire.
The emitter stage of the first triode Q1 is connected with ground wire, and the colelctor electrode of the first triode Q1 and the first end of the first relay K 1 are electrically connected, and the second end and the first power supply V1 of the first relay K 1 are electrically connected.First relay K 1 and the first sustained diode 1 are connected in parallel, and wherein, the negative electrode of the first sustained diode 1 and the second end of the first relay K 1 are electrically connected, and the anode of the first sustained diode 1 and the first end of the first relay K 1 are electrically connected.
The base stage of first resistance R1 one end and the first triode Q1 is electrically connected, and the first output of the other end and main control module 1 is electrically connected, and the base stage of second resistance R2 one end and the first triode Q1 is electrically connected, and the other end is connected with ground wire.
Described motor reverse rotation control module 3 can control the first motor M 1 and the second motor M 2 is reversed, and described motor reversely rotates control module 3 and comprises the second single-pole double throw electromagnetic switch (figure does not mark), the second triode Q2 and the second relay K 2.Described second single-pole double throw electromagnetic switch comprises the second stiff end A2, the 3rd contact NC2 and the 4th contact NO2, and the 3rd contact NC2 and second source V2 is electrically connected, and the 4th contact NO2 is connected with ground wire.
The emitter stage of the second triode Q2 is connected with ground wire, and the colelctor electrode of the second triode Q2 and the first end of the second relay K 2 are electrically connected, and the second end and the first power supply V1 of the second relay K 2 are electrically connected.Second relay K 2 is connected side by side with the second sustained diode 2, and wherein, the negative electrode of the second sustained diode 2 and the second end of the second relay K 2 are electrically connected, and the anode of the second sustained diode 2 and the first end of the second relay K 2 are electrically connected.
Described selection of Motor control module 4 can select the first motor M 1 or the second motor M 2 to work, and described selection of Motor control module 4 comprises the 3rd single-pole double throw electromagnetic switch (figure does not mark), the 3rd triode Q3, the 3rd relay K 3, the 5th resistance R5 and the 6th resistance R6.3rd single-pole double throw electromagnetic switch comprises the 3rd stiff end A3, the 5th contact NC3 and the 6th contact NO3,3rd stiff end A3 and the second stiff end A2 is electrically connected, the first end of the 5th contact NC3 and the first motor M 1 is electrically connected, and the first end of the 6th contact NO3 and the second motor M 2 is electrically connected.
The emitter stage of the 3rd triode Q3 is connected with ground wire, and the colelctor electrode of the 3rd triode Q3 and the first end of the 3rd relay K 3 are electrically connected, and the second end and the first power supply V1 of the 3rd relay K 3 are electrically connected.3rd relay K 3 and the 3rd sustained diode 3 are connected in parallel, and wherein, the negative electrode of the 3rd sustained diode 3 and the second end of the 3rd relay K 3 are electrically connected, and the anode of the 3rd sustained diode 3 and the first end of the 3rd relay K 3 are electrically connected.
The base stage of the 5th resistance R5 one end and the 3rd triode Q3 is electrically connected, and the 3rd output of the other end and main control module 1 is electrically connected, and the base stage of the 6th resistance R6 one end and the 3rd triode Q3 is electrically connected, and the other end is connected with ground wire.
When the 3rd output output low level of main control module 1, the 3rd triode Q3 disconnects, and the 3rd relay K 3 does not work, conducting between the 3rd stiff end A3 and the 5th contact NC3, and the first motor M 1 can work; When the 3rd output of main control module 1 exports high level, the 3rd triode Q3 conducting, the 3rd relay K 3 works, conducting between the 3rd stiff end A3 and the 6th contact NO3, and the second motor M 2 can work.In the present embodiment, described first motor M 1 and the second motor M 2 can not work simultaneously.
In like manner, when the first output output low level of main control module 1, the first stiff end A1 and the first contact NC1 conducting; When the first output of main control module 1 exports high level, the first stiff end A1 and the second contact NO1 conducting; When the second output output low level of main control module 1, the second stiff end A2 and the 3rd contact NC2 conducting; When the second output of main control module 1 exports high level, the second stiff end A2 and the 4th contact NO2 conducting.
Therefore, when the first output of main control module 1 exports high level, and during the second output output low level of main control module 1, first motor M 1 or the second motor M 2 work, electric current in first motor M 1 or the second motor M 2 flows to the second end from first end, and the first motor M 1 or the second motor M 2 rotate forward; When the first output output low level of main control module 1, and during the second output output high level of main control module 1, first motor M 1 or the second motor M 2 work, electric current in first motor M 1 or the second motor M 2 flows to first end from the second end, and the first motor M 1 or the second motor M 2 rotate backward.
3rd relay K 3 of the present invention can control selection first motor M 1 or the second motor M 2 works, first relay K 1 can control the first motor M 1 and the second motor M 2 rotates forward, second relay K 2 can control the first motor M 1 and the second motor M 2 is reversed, only utilize three relays just can control rotating and reverse of two motors, save cost, reduce energy consumption.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. the motor commutation circuit of a full-automatic coffee machine, described motor commutation circuit is for switching the duty of the first motor and the second motor, it is characterized in that, described motor commutation circuit comprises main control module, motor rotates forward control module, motor reversely rotates control module and selection of Motor control module, described main control module rotates forward control module with motor respectively, motor reversely rotates control module and selection of Motor control module is electrically connected, described selection of Motor control module comprises the 3rd relay and the 3rd single-pole double throw electromagnetic switch, 3rd single-pole double throw electromagnetic switch comprises the 3rd stiff end, 5th contact and the 6th contact, the first end of described 5th contact and the first motor is electrically connected, the first end of the 6th contact and the second motor is electrically connected, described motor rotates forward control module and comprises the first single-pole double throw electromagnetic switch, and described first single-pole double throw electromagnetic switch comprises the first stiff end, and the first stiff end is electrically connected with the second end of the first motor, the second end of the second motor respectively, described motor reversely rotates control module and comprises the second single-pole double throw electromagnetic switch, and described second single-pole double throw electromagnetic switch comprises the second stiff end, and the second stiff end and the 3rd stiff end are electrically connected.
2. the motor commutation circuit of full-automatic coffee machine as claimed in claim 1, it is characterized in that, the motor commutation circuit of described full-automatic coffee machine comprises power module further, and described power module comprises the first power supply and second source.
3. the motor commutation circuit of full-automatic coffee machine as claimed in claim 2, it is characterized in that, described motor rotates forward control module and comprises the first triode and the first relay further, the emitter stage of the first triode is connected with ground wire, the colelctor electrode of the first triode and the first end of the first relay are electrically connected, and the second end and first power supply of the first relay are electrically connected; First single-pole double throw electromagnetic switch comprises the first contact and the second contact further, and the first contact and second source are electrically connected, and the second contact is connected with ground wire.
4. the motor commutation circuit of full-automatic coffee machine as claimed in claim 3, it is characterized in that, described motor rotates forward control module and comprises the first resistance and the second resistance further, the base stage of first resistance one end and the first triode is electrically connected, first output of the other end and main control module is electrically connected, the base stage of second resistance one end and the first triode is electrically connected, and the other end is connected with ground wire.
5. the motor commutation circuit of full-automatic coffee machine as claimed in claim 2, it is characterized in that, described motor reversely rotates control module and comprises the second triode and the second relay, the emitter stage of the second triode is connected with ground wire, the colelctor electrode of the second triode and the first end of the second relay are electrically connected, and the second end and first power supply of the second relay are electrically connected; Second single-pole double throw electromagnetic switch comprises the 3rd contact and the 4th contact further, and the 3rd contact and second source are electrically connected, and the 4th contact is connected with ground wire.
6. the motor commutation circuit of full-automatic coffee machine as claimed in claim 5, it is characterized in that, described motor reversely rotates control module and comprises the 3rd resistance and the 4th resistance further, the base stage of the 3rd resistance one end and the second triode is electrically connected, second output of the other end and main control module is electrically connected, the base stage of the 4th resistance one end and the second triode is electrically connected, and the other end is connected with ground wire.
7. the motor commutation circuit of full-automatic coffee machine as claimed in claim 2, it is characterized in that, described selection of Motor control module comprises the 3rd triode further, the emitter stage of the 3rd triode is connected with ground wire, the colelctor electrode of the 3rd triode and the first end of the 3rd relay are electrically connected, and the second end and first power supply of the 3rd relay are electrically connected.
8. the motor commutation circuit of full-automatic coffee machine as claimed in claim 7, it is characterized in that, described selection of Motor control module comprises the 5th resistance and the 6th resistance further, the base stage of the 5th resistance one end and the 3rd triode is electrically connected, 3rd output of the other end and main control module is electrically connected, the base stage of the 6th resistance one end and the 3rd triode is electrically connected, and the other end is connected with ground wire.
9. the motor commutation circuit of full-automatic coffee machine as claimed in claim 1, it is characterized in that, the motor commutation circuit of described full-automatic coffee machine comprises the first Transient Suppression Diode and the second Transient Suppression Diode further, first Transient Suppression Diode is connected with the first motor parallel, and the second Transient Suppression Diode is connected with the second motor parallel.
10. the motor commutation circuit of full-automatic coffee machine as claimed in claim 1, it is characterized in that, the motor commutation circuit of described full-automatic coffee machine comprises the first fly-wheel diode, the second fly-wheel diode and the 3rd fly-wheel diode further; The negative electrode of the negative electrode of the first fly-wheel diode, the negative electrode of the second fly-wheel diode and the 3rd fly-wheel diode is electrically connected with the first power supply respectively, the anode of the first fly-wheel diode and the colelctor electrode of the first triode are electrically connected, the anode of the second fly-wheel diode and the colelctor electrode of the second triode are electrically connected, and the anode of the 3rd fly-wheel diode and the colelctor electrode of the 3rd triode are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310035649.2A CN103110355B (en) | 2013-01-30 | 2013-01-30 | Motor switching circuit of full automatic coffee machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310035649.2A CN103110355B (en) | 2013-01-30 | 2013-01-30 | Motor switching circuit of full automatic coffee machine |
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| CN103110355A CN103110355A (en) | 2013-05-22 |
| CN103110355B true CN103110355B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310035649.2A Active CN103110355B (en) | 2013-01-30 | 2013-01-30 | Motor switching circuit of full automatic coffee machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104684163A (en) * | 2013-11-28 | 2015-06-03 | 海洋王（东莞）照明科技有限公司 | Lamp rotary control circuit |
| CN105832166A (en) * | 2016-06-07 | 2016-08-10 | 佛山市聚成生化技术研发有限公司 | Full-automatic coffee machine |
| CN107300941B (en) * | 2017-08-17 | 2018-12-14 | 东莞如金自动化设备科技有限公司 | The control circuit of double cup cylinder shift units of coffee machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08214573A (en) * | 1995-02-01 | 1996-08-20 | Nikon Corp | Motor driving circuit |
| FR2745447B1 (en) * | 1996-02-27 | 1998-05-15 | Sgs Thomson Microelectronics | STOP / START CONTROL OF A TWO-WAY MOTOR |
| CN202309045U (en) * | 2011-10-17 | 2012-07-04 | 厦门Abb开关有限公司 | Digital control protection device for electric grounding switch |
| CN202435124U (en) * | 2011-12-20 | 2012-09-12 | 淮南矿业(集团)有限责任公司 | Power supply automatic switching system |
| CN203088770U (en) * | 2013-01-30 | 2013-07-31 | 苏州工业园区咖乐美电器有限公司 | Motor switching circuit of full-automatic coffee machine |
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