CN204570268U - A kind of intelligent washing machine control system - Google Patents
A kind of intelligent washing machine control system Download PDFInfo
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- CN204570268U CN204570268U CN201520213002.9U CN201520213002U CN204570268U CN 204570268 U CN204570268 U CN 204570268U CN 201520213002 U CN201520213002 U CN 201520213002U CN 204570268 U CN204570268 U CN 204570268U
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Abstract
The utility model discloses a kind of intelligent washing machine control system, belong to washing machine control field, the utility model is connected with vavuum pump drive circuit and air-heater drive circuit by PLC; Described PLC exports control signal respectively to described vavuum pump drive circuit and air-heater drive circuit; Described PLC is connection traffic sensor and temperature sensor also, and the first output of described temperature sensor connects the control signal input of heater circuit; Second output of described temperature sensor is connected with PLC.The utility model is stable and reliable for performance, and while improving into crystal's degree, can save water energy greatly, the utility model has enriched laundry mode simultaneously, makes washing machine more intelligent, and improves washing efficiency.
Description
Technical field
The utility model belongs to washing machine control field, particularly relates to a kind of intelligent washing machine control system.
Background technology
Along with the raising of socioeconomic development and scientific and technological level, household appliances full-automation becomes inevitable development trend.The generation of energy-saving washer greatly facilitates the life of people.Washing machine is the industry that domestic household electrical appliances industry does not uniquely carry out feverish price war, and through steady development in a few years, domestic washing machine is qualitatively or functionally all synchronous with world lead level.
Make a general survey of washing-machine market, still there is following shortcoming in existing washing machine: volume is large, power consumption is large, poor reliability, the life-span is short, the speed of service is slow, bad adaptability, especially when production technology changes, just must redesign, reinstall, cause the serious waste of time and fund.
Utility model content
Because the above-mentioned defect of prior art, technical problem to be solved in the utility model is to provide the control system for washing machine that a kind of washing function enriches more.
For achieving the above object, the utility model provides a kind of intelligent washing machine control system, comprises PLC; First signal input part of described PLC connects the output of start button; The secondary signal input of described PLC connects the input of stop button; 3rd signal input part of described PLC connects the output of high water level selector switch button; 4th signal input part of described PLC connects the output of middle water level selector switch button; 5th signal input part of described PLC connects the output of low water level selector switch button; 6th signal input part of described PLC connects the output of manual drainage shift knob; 7th signal input part of described PLC connects the output of changable taps button; 8th signal input part of described PLC connects the output of high water level sensor; 9th signal input part of described PLC connects the output of middle water level sensor; Tenth signal input part of described PLC connects the output of low water level sensor; 11 signal input part of described PLC connects the output of the emptying sensor of water; First control signal output of described PLC connects the control signal input of entering water electromagnetic valve; Second control signal output of described PLC connects the control signal input of drain solenoid valve; 3rd control signal output of described PLC connects the control signal input that washer motor rotates forward relay; 4th control signal output of described PLC connects the control signal input of washer motor reversion relay;
Described PLC is also connected with vavuum pump drive circuit and air-heater drive circuit; Described PLC exports control signal respectively to described vavuum pump drive circuit and air-heater drive circuit; The output of the tenth binary signal input connection traffic sensor of described PLC.
Adopt above technical scheme, the utility model can carry out the control of different situations according to various button and sensor to washing machine, has enriched laundry mode.The utility model can control the start and stop of vavuum pump by PLC, to improve dewatering efficiency, and play the effect of sterilization.The utility model controls the start and stop of air-heater by PLC, realizes the further lifting of drying efficiency.The utility model is not only provided with level sensor module, is also provided with flow sensor, enters the water yield, realize energy-conservation object, also improve into crystal's degree simultaneously with what detect washing machine further.
Further, for the ease of manipulation, described PLC has also been bi-directionally connected touch screen displays; 5th control signal output of described PLC connects the input of alarm.
Further, also temperature sensor is comprised; First output of described temperature sensor connects the control signal input of heater circuit;
Described heater circuit is made up of power module, hysteresis voltage comparator, discharge circuit, photoelectric isolation module, the first transistor on-off circuit, transistor seconds on-off circuit and resistive heater; The output of described temperature sensor connects the input of described hysteresis voltage comparator, the output of described hysteresis voltage comparator connects the input of described discharge circuit, described discharge circuit connects the control signal input of described the first transistor on-off circuit by described photoelectric isolation module, and described power module, the first transistor on-off circuit, transistor seconds on-off circuit and resistive heater are connected; Second output of described temperature sensor connects the 13 signal input part of described PLC, and the 6th control signal output of described PLC connects the control signal input of described transistor seconds on-off circuit.
Adopt above technical scheme, when needs heated scrub, temperature sensor heating-up temperature detected and output voltage signal to hysteresis voltage comparator, the voltage value received and fixing reference voltage level are carried out stagnant chain rate comparatively by hysteresis voltage comparator, hysteresis voltage comparator output voltage signal is to operational amplifier, after operational amplifier amplifies signal by photoelectric isolated chip transfer overvoltage signal to the first transistor on-off circuit, when the voltage value that hysteresis voltage comparator receives is greater than larger reference voltage level, hysteresis voltage comparator sends a signal to the first transistor on-off circuit and disconnects to control it, when the voltage value that time voltage comparator receives is less than less reference voltage level, hysteresis voltage comparator sends a signal to the first transistor on-off circuit to control its conducting, because temperature-control circuit have employed photoelectric isolated chip to realize electrical isolation, security performance is better, meanwhile, PLC can also, according to the temperature value detected, transmit control signal to transistor seconds on-off circuit, control its break-make, further ensure that the safe, applicable of heating.
The beneficial effects of the utility model are: the utility model is stable and reliable for performance, and while improving into crystal's degree, can save water energy greatly, the utility model has enriched laundry mode simultaneously, makes washing machine more intelligent, and improves washing efficiency.
Accompanying drawing explanation
Fig. 1 is circuit theory schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1, a kind of intelligent washing machine control system, comprises PLC 1; First signal input part of PLC 1 connects the output of start button 2; The secondary signal input of PLC 1 connects the input of stop button 3; 3rd signal input part of PLC 1 connects the output of high water level selector switch button 4; 4th signal input part of PLC 1 connects the output of middle water level selector switch button 5; 5th signal input part of PLC 1 connects the output of low water level selector switch button 6; 6th signal input part of PLC 1 connects the output of manual drainage shift knob 7; 7th signal input part of PLC 1 connects the output of changable taps button 8; 8th signal input part of PLC 1 connects the output 9 of high water level sensor; 9th signal input part of PLC 1 connects the output of middle water level sensor 10; Tenth signal input part of PLC 1 connects the output of low water level sensor 11; 11 signal input part of PLC 1 connects the output of the emptying sensor 12 of water; First control signal output of PLC 1 connects the control signal input of entering water electromagnetic valve 13; Second control signal output of PLC 1 connects the control signal input of drain solenoid valve 14; 3rd control signal output of PLC 1 connects the control signal input that washer motor rotates forward relay 15; 4th control signal output of PLC 1 connects the control signal input of washer motor reversion relay 16.
In the present embodiment, PLC 1 is also connected with vavuum pump drive circuit 17 and air-heater drive circuit 18; PLC 1 exports control signal respectively to vavuum pump drive circuit 17 and air-heater drive circuit 18; The output of the tenth binary signal input connection traffic sensor 19 of PLC 1.
In the present embodiment, PLC 1 has also been bi-directionally connected touch screen displays 21; 5th control signal output of PLC 1 connects the input of alarm 22.
The present embodiment also comprises temperature sensor 23; First output of temperature sensor 23 connects the control signal input of heater circuit 24.
Heater circuit 24 is made up of power module 25, hysteresis voltage comparator 26, discharge circuit 27, photoelectric isolation module 28, the first transistor on-off circuit 29, transistor seconds on-off circuit 30 and resistive heater 20; The output of temperature sensor 23 connects the input of hysteresis voltage comparator 26, the output of hysteresis voltage comparator 27 connects the input of discharge circuit 27, discharge circuit 27 connects the control signal input of the first transistor on-off circuit 29 by photoelectric isolation module 28, and power module 25, the first transistor on-off circuit 29, transistor seconds on-off circuit 30 and resistive heater 20 are connected; Second output of temperature sensor 23 connects the 13 signal input part of PLC 1, and the 6th control signal output of PLC 1 connects the control signal input of transistor seconds on-off circuit 30.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technical staff in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (3)
1. an intelligent washing machine control system, comprises PLC (1); It is characterized in that: the first signal input part of described PLC (1) connects the output of start button (2); The secondary signal input of described PLC (1) connects the input of stop button (3); 3rd signal input part of described PLC (1) connects the output of high water level selector switch button (4); 4th signal input part of described PLC (1) connects the output of middle water level selector switch button (5); 5th signal input part of described PLC (1) connects the output of low water level selector switch button (6); 6th signal input part of described PLC (1) connects the output of manual drainage shift knob (7); 7th signal input part of described PLC (1) connects the output of changable taps button (8); 8th signal input part of described PLC (1) connects the output (9) of high water level sensor; 9th signal input part of described PLC (1) connects the output of middle water level sensor (10); Tenth signal input part of described PLC (1) connects the output of low water level sensor (11); 11 signal input part of described PLC (1) connects the output of the emptying sensor of water (12); First control signal output of described PLC (1) connects the control signal input of entering water electromagnetic valve (13); Second control signal output of described PLC (1) connects the control signal input of drain solenoid valve (14); 3rd control signal output of described PLC (1) connects the control signal input that washer motor rotates forward relay (15); 4th control signal output of described PLC (1) connects the control signal input of washer motor reversion relay (16);
Described PLC (1) is also connected with vavuum pump drive circuit (17) and air-heater drive circuit (18); Described PLC (1) exports control signal respectively to described vavuum pump drive circuit (17) and air-heater drive circuit (18); The output of the tenth binary signal input connection traffic sensor (19) of described PLC (1).
2. a kind of intelligent washing machine control system as claimed in claim 1, is characterized in that: described PLC (1) has also been bi-directionally connected touch screen displays (21); 5th control signal output of described PLC (1) connects the input of alarm (22).
3. a kind of intelligent washing machine control system as claimed in claim 1, is characterized in that: also comprise temperature sensor (23); First output of described temperature sensor (23) connects the control signal input of heater circuit (24);
Described heater circuit (24) is made up of power module (25), hysteresis voltage comparator (26), discharge circuit (27), photoelectric isolation module (28), the first transistor on-off circuit (29), transistor seconds on-off circuit (30) and resistive heater (20); The output of described temperature sensor (23) connects the input of described hysteresis voltage comparator (26), the output of described hysteresis voltage comparator (27) connects the input of described discharge circuit (27), described discharge circuit (27) connects the control signal input of described the first transistor on-off circuit (29) by described photoelectric isolation module (28), and described power module (25), the first transistor on-off circuit (29), transistor seconds on-off circuit (30) and resistive heater (20) are connected; Second output of described temperature sensor (23) connects the 13 signal input part of described PLC (1), and the 6th control signal output of described PLC (1) connects the control signal input of described transistor seconds on-off circuit (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213002.9U CN204570268U (en) | 2015-04-10 | 2015-04-10 | A kind of intelligent washing machine control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213002.9U CN204570268U (en) | 2015-04-10 | 2015-04-10 | A kind of intelligent washing machine control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204570268U true CN204570268U (en) | 2015-08-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520213002.9U Expired - Fee Related CN204570268U (en) | 2015-04-10 | 2015-04-10 | A kind of intelligent washing machine control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204570268U (en) |
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2015
- 2015-04-10 CN CN201520213002.9U patent/CN204570268U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160410 |