CN201853158U - Power regulating circuit for direct-current motor and heating plate - Google Patents
Power regulating circuit for direct-current motor and heating plate Download PDFInfo
- Publication number
- CN201853158U CN201853158U CN2010205680032U CN201020568003U CN201853158U CN 201853158 U CN201853158 U CN 201853158U CN 2010205680032 U CN2010205680032 U CN 2010205680032U CN 201020568003 U CN201020568003 U CN 201020568003U CN 201853158 U CN201853158 U CN 201853158U
- Authority
- CN
- China
- Prior art keywords
- circuit
- heat
- microprocessor
- relay
- generating disc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Rectifiers (AREA)
Abstract
The utility model relates to a power regulating circuit for a direct-current motor and a heating plate. The power regulating circuit is characterized by comprising a microprocessor (1), a zero-crossing detection circuit (2), a silicon-controlled thyristor chopper circuit (3), a relay gating circuit (4) and a bridge rectifying circuit (5). A signal input end of the microprocessor (1) is connected with a signal output end of the zero-crossing detection circuit (2), a first output end of the microprocessor (1) is connected with a signal input end of the relay gating circuit (4) by the silicon-controlled thyristor chopper circuit (3), a second output end of the microprocessor (1) is connected with a control signal input end of the relay gating circuit (4), a first output end of the relay gating circuit (4) is connected with a control input end of the heating plate (6), and a second output end of the relay gating circuit is connected with a control input end of the direct-current motor (7) by the bridge rectifying circuit (5). The power regulating circuit simultaneously realizes optional regulation of power of the motor and power of the heating plate, and is low in cost.
Description
Technical field
The utility model relates to a kind of power conditioning circuitry that is used for direct current generator and heat-generating disc, belongs to small household appliances technical fields such as soy bean milk making machine.
Background technology
At present, traditional soy bean milk making machine adopts the technical scheme that exchanges series excitation formula motor and heat-generating pipe, this technical scheme exists that the electric motor starting noise is big, the container shortcoming of easy cleaning not, and especially when making exempted to steep soya-bean milk, the sound of collision friction was very big between stainless steel blade and the dried soya bean.In order to overcome the shortcoming that prior-art devices exchanges the soy bean milk making machine existence of series excitation formula motor, people are through constantly development and innovation, adopt direct current generator to add the technical solution of heat-generating disc on soy bean milk making machine, obtain comparatively desirable effect, its application also reaches its maturity.But along with the raising day by day of consumer demand, present soy bean milk making machine has not only been wanted to make soya-bean milk, also will satisfy the consumer and make the requirement that various variety classes nutrition stick with paste even want and can cook gruel; This just requires rotating speed of motor and heat-generating disc power are regulated respectively and controlled.But soymilk grinder control circuit of the prior art can't be regulated and control the power of motor and heat-generating disc
The utility model content
The purpose of this utility model, be in order to overcome the shortcoming that soymilk grinder control circuit of the prior art can't be regulated and control the power of motor and heat-generating disc, a kind of power conditioning circuitry that is used for direct current generator and heat-generating disc is provided, this power conditioning circuitry can be regulated arbitrarily the power of motor and heat-generating disc, has the characteristics simple, with low cost that realize.
The purpose of this utility model can reach by following measure:
A kind of power conditioning circuitry that is used for direct current generator and heat-generating disc, its design feature is: it comprises microprocessor, zero cross detection circuit, controllable silicon chopper circuit, relay gating circuit and bridge heap rectification circuit; The signal input part of microprocessor connects the signal output part of zero cross detection circuit, one of output terminal of microprocessor is by the signal input part of controllable silicon chopper circuit connection relay gating circuit, and two of the output terminal of microprocessor connects the signal input end of relay gating circuits; One of output terminal of relay gating circuit connects the control input end of heat-generating disc; Two of the output terminal of relay gating circuit is piled rectification circuit by bridge and is connected the control of DC input end.
In the practical application, described zero cross detection circuit provides zero cross signal to microprocessor, and microprocessor is by zero cross signal control controllable silicon chopper circuit, and output signal is selected loaded work piece to the relay gating circuit simultaneously.When needs control heat-generating disc power, only need to give relay gating circuit output signal, select the heat-generating disc load; When needs are regulated dc motor speed, be communicated with circuit for controlling motor by the relay gating circuit equally, again by direct current generator loaded work piece after the rectification of bridge heap rectification circuit.
The purpose of this utility model can also reach by following measure:
A kind of embodiment of the present utility model is: described zero cross detection circuit can be connected to form by diode D5, resistance R 5, R6.
A kind of embodiment of the present utility model is: described controllable silicon chopper circuit can be connected to form by triode Q3, resistance R 3, R4, R21, R25, R26, capacitor C 7, C8, optocoupler U1 and controllable silicon SCR 1.
A kind of embodiment of the present utility model is: described relay gating circuit can be connected to form by triode Q2, resistance R 1, R2, diode D6 and relay R LY1.
A kind of embodiment of the present utility model is: described relay R LY1 can have one group often open, one group the conversion two kinds of contact forms.
A kind of embodiment of the present utility model is: described bridge heap rectification circuit can be connected to form by rectifier bridge BRG1 and capacitor C 11.
The beneficial effects of the utility model are:
Microcontroller of the present utility model is exported needs according to the power of reality controllable silicon is carried out the copped wave operation by detecting zero cross signal, and the relay of often open by having 1 group again, 1 group being changed two kinds of contact forms is selected operating load.Only the scheme with 1 optocoupler+1 controllable silicon+1 relay has realized the carrying out of motor and heat-generating disc power regulated arbitrarily simultaneously, has circuit and realizes simply advantage with low cost.
Description of drawings
Fig. 1 is the circuit block diagram of the utility model specific embodiment 1.
Fig. 2 is the circuit theory diagrams of the utility model specific embodiment 1.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail:
Specific embodiment 1:
With reference to Fig. 1, the described power conditioning circuitry that is used for direct current generator and heat-generating disc of present embodiment comprises microprocessor 1, zero cross detection circuit 2, controllable silicon chopper circuit 3, relay gating circuit 4 and bridge heap rectification circuit 5; The signal input part of microprocessor 1 connects the signal output part of zero cross detection circuit 2, one of output terminal of microprocessor 1 is by the signal input part of controllable silicon chopper circuit 3 connection relay gating circuits 4, and two of the output terminal of microprocessor 1 connects relay gating circuits 4 signal input end; One of output terminal of relay gating circuit 4 connects the control input end of heat-generating disc 6; Two control input ends of the output terminal of relay gating circuit 4 by bridge heap rectification circuit 5 connection direct current generators 7.
Below in conjunction with circuit theory diagrams the utility model is further specified.With reference to Fig. 2:
Described zero cross detection circuit 2 is by diode D5, and resistance R 5, R6 connect to form; Zero cross signal is provided for controllable silicon copped wave.
Described controllable silicon chopper circuit 3 is by triode Q3, resistance R 3, R4, R21, R25, R26, and capacitor C 7, C8, optocoupler U1, controllable silicon SCR 1 connects to form.
Described relay gating circuit 4 is by triode Q2, resistance R 1, R2, and diode D6, relay R LY1 connects to form.Described relay R LY1 have 1 group often open, 1 group the conversion two kinds of contact forms.
Described bridge heap rectification circuit 5 is by rectifier bridge BRG1, and capacitor C 11 connects to form.
Also comprise microprocessor MCU1 among Fig. 2, interface CN1, CN3
The principle of work of present embodiment:
As shown in Figure 1, after the energized, microprocessor 1 is judged the zero crossing of civil power to the conversion of zero passage testing circuit 2 rising edges and negative edge by the external interrupt Function detection, the characteristic of utilizing the bidirectional triode thyristor zero crossing to automatically shut down, microprocessor 1 comes regulating load power by the conduction angle (scope: 0 ℃-180 ℃) of control bidirectional triode thyristor; When needs control heat-generating disc power, only need to give relay gating circuit 4 output signals, select the heat-generating disc load; When needs are regulated dc motor speed, be communicated with circuit for controlling motor by relay gating circuit 4 equally, again by direct current generator loaded work piece after 5 rectifications of bridge heap rectification circuit.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the scope that the utility model discloses; be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, all belonged to protection domain of the present utility model.
Claims (6)
1. power conditioning circuitry that is used for direct current generator and heat-generating disc is characterized in that: it comprises microprocessor (1), zero cross detection circuit (2), controllable silicon chopper circuit (3), relay gating circuit (4) and bridge heap rectification circuit (5); The signal input part of microprocessor (1) connects the signal output part of zero cross detection circuit (2), one of output terminal of microprocessor (1) is by the signal input part of controllable silicon chopper circuit (3) connection relay gating circuit (4), and two of the output terminal of microprocessor (1) connects relay gating circuit (4) signal input end; One of output terminal of relay gating circuit (4) connects the control input end of heat-generating disc (6); Two control input ends of the output terminal of relay gating circuit (4) by bridge heap rectification circuit (5) connection direct current generator (7).
2. a kind of power conditioning circuitry that is used for direct current generator and heat-generating disc according to claim 1 is characterized in that: described zero cross detection circuit (2) is connected to form by diode D5 and resistance R 5, R6.
3. a kind of power conditioning circuitry that is used for direct current generator and heat-generating disc according to claim 1 is characterized in that: described controllable silicon chopper circuit (3) is connected to form by triode Q3, resistance R 3, R4, R21, R25, R26, capacitor C 7, C8, optocoupler U1 and controllable silicon SCR 1.
4. a kind of power conditioning circuitry that is used for direct current generator and heat-generating disc according to claim 1 is characterized in that: described relay gating circuit (4) is connected to form by triode Q2, resistance R 1, R2, diode D6 and relay R LY1.
5. a kind of power conditioning circuitry that is used for direct current generator and heat-generating disc according to claim 4 is characterized in that: described relay R LY1 have one group often open, one group the conversion two kinds of contact forms.
6. a kind of power conditioning circuitry that is used for direct current generator and heat-generating disc according to claim 1 is characterized in that: described bridge heap rectification circuit (5) is connected to form by rectifier bridge BRG1 and capacitor C 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205680032U CN201853158U (en) | 2010-10-19 | 2010-10-19 | Power regulating circuit for direct-current motor and heating plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205680032U CN201853158U (en) | 2010-10-19 | 2010-10-19 | Power regulating circuit for direct-current motor and heating plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201853158U true CN201853158U (en) | 2011-06-01 |
Family
ID=44095545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205680032U Expired - Lifetime CN201853158U (en) | 2010-10-19 | 2010-10-19 | Power regulating circuit for direct-current motor and heating plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201853158U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107239093A (en) * | 2016-03-29 | 2017-10-10 | 广东美的生活电器制造有限公司 | The power regulating method and household electrical appliance of household electrical appliance |
| CN110376946A (en) * | 2019-07-23 | 2019-10-25 | 广东美的制冷设备有限公司 | Control method, electric appliance and the computer readable storage medium of electric appliance output power |
| CN111803362A (en) * | 2020-08-18 | 2020-10-23 | 蓓慈电器有限公司 | Massage system with adjustable rotating speed and foot bath device |
-
2010
- 2010-10-19 CN CN2010205680032U patent/CN201853158U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107239093A (en) * | 2016-03-29 | 2017-10-10 | 广东美的生活电器制造有限公司 | The power regulating method and household electrical appliance of household electrical appliance |
| CN110376946A (en) * | 2019-07-23 | 2019-10-25 | 广东美的制冷设备有限公司 | Control method, electric appliance and the computer readable storage medium of electric appliance output power |
| CN110376946B (en) * | 2019-07-23 | 2021-06-22 | 广东美的制冷设备有限公司 | Control method for output power of electric appliance, electric appliance and computer readable storage medium |
| CN111803362A (en) * | 2020-08-18 | 2020-10-23 | 蓓慈电器有限公司 | Massage system with adjustable rotating speed and foot bath device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202026268U (en) | Direct current brushless motor controller having temperature protection function | |
| CN205407654U (en) | Food preparation machine circuit and food preparation machine | |
| CN203399045U (en) | Chopper-control speed regulation and energy conservation device for asynchronous motor | |
| CN201853158U (en) | Power regulating circuit for direct-current motor and heating plate | |
| CN104717772B (en) | Control circuit and control method for electromagnetic oven overcurrent protection | |
| CN102436283A (en) | Heating power control circuit and control method | |
| CN103973134A (en) | Direct-current power device and PWM (pulse width modulation) pulse control method for improving power factor thereof | |
| WO2011050551A1 (en) | Dirve circuit for silicon controlled rectifier, device and control method thereof | |
| CN201490963U (en) | Motor speed regulating control circuit | |
| CN207541144U (en) | Single-phase alternating current zero cross detection circuit based on light-coupled isolation | |
| CN209170253U (en) | A kind of Multi-purpose intelligent electric operator | |
| CN203455397U (en) | Voltage surge detection circuit for food processing machine and soybean milk machine using voltage surge detection circuit | |
| CN201622303U (en) | Anti-interference alternating current zero-crossing detection circuit | |
| CN203964615U (en) | The drying plant of recovery waste heat | |
| CN202281962U (en) | Heating power control circuit | |
| CN205232073U (en) | Direct current cutback ejector half solid state relay | |
| CN105450090B (en) | A kind of soft braking type solid-state relay of direct current | |
| CN204497988U (en) | A kind of switch power source driving circuit | |
| CN107612450B (en) | Motor control circuit and broken wall machine | |
| CN203552177U (en) | Silencing energy-saving computer power supply | |
| CN205212704U (en) | General type voltage regulator of alternating current -direct current | |
| CN211577707U (en) | Silicon controlled rectifier control circuit based on resistance-capacitance voltage reduction power supply | |
| CN104885355B (en) | The economize on electricity drive circuit of the induction conductivity including power-factor improvement | |
| CN203608134U (en) | Intelligent electricity-saving device of three-phase motor | |
| CN211577705U (en) | Silicon controlled rectifier control circuit based on resistance-capacitance voltage reduction power supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG REAL-DESIGN INTELLIGENT TECHNOLOGY CO., Free format text: FORMER NAME: FOSHAN SHUNDE REALDESIGN ELECTRONICS INDUSTRY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528300 Shunde, Guangdong, Daliang Industrial Park, Fengxiang, Xiang Xiang Road, No. 1 Patentee after: GUANGDONG REAL-DESIGN INTELLIGENT TECHNOLOGY CO., LTD. Address before: 528300 Guangdong province Foshan city Shunde District Daliang Industrial Park Fengxiang Huaye Road No. 1 Patentee before: Foshan Shunde Realdesign Electronics Industry Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |
|
| CX01 | Expiry of patent term |