CN204576289U - A kind of intelligent cleaning equipment control system - Google Patents
A kind of intelligent cleaning equipment control system Download PDFInfo
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- CN204576289U CN204576289U CN201520212677.1U CN201520212677U CN204576289U CN 204576289 U CN204576289 U CN 204576289U CN 201520212677 U CN201520212677 U CN 201520212677U CN 204576289 U CN204576289 U CN 204576289U
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Abstract
The utility model discloses a kind of intelligent cleaning equipment control system, belong to washing machine control field, the utility model connects vacuum pump driving circuit and calorifier driving circuit by PLC; Described PLC exports control signal respectively to described vacuum pump driving circuit and calorifier driving circuit; Described PLC connection traffic sensor, turbidity transducer congratulate PH sensor.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 cleaning equipment 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 many, poor reliability, the life-span is short, travelling speed 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 a kind of accurate water level that can realize and controls and the cleaning equipment control system can monitoring washing water quality.
For achieving the above object, the utility model provides a kind of intelligent cleaning equipment control system, comprises PLC, start button, stop button, level sensor module, entering water electromagnetic valve and drain solenoid valve; First signal input part of described PLC connects the output terminal of start button; The secondary signal input end of described PLC connects the input end of stop button; 3rd signal input part of described PLC connects the signal output part of described level sensor module; First control signal output terminal of described PLC connects the control signal input end of described entering water electromagnetic valve; Second control signal output terminal of described PLC connects the control signal input end of described drain solenoid valve; 4th signal input part of described PLC connects the output terminal of manual drainage shift knob; 5th signal input part of described PLC connects the output terminal of changable taps button; 3rd control signal output terminal of described PLC connects the control signal input end that washer motor rotates forward relay; 4th control signal output terminal of described PLC connects the control signal input end of washer motor reversion relay; 5th control signal output terminal of described PLC connects the control signal input end of washing agent liquid inlet electromagnetic valve;
Described PLC is also connected with vacuum pump driving circuit and calorifier driving circuit; Described PLC exports control signal respectively to described vacuum pump driving circuit and calorifier driving circuit; The output terminal of the 6th signal input part connection traffic sensor of described PLC; 7th signal input part of described PLC connects the output terminal of turbidity transducer; 8th signal input part of described PLC connects the signal output part of PH sensor;
Described level sensor module comprises more than 1 level sensor, described level sensor comprises metal sleeve, metal bar, first monostalbe trigger, high frequency oscillator, second monostalbe trigger, subtracter, low-pass filter and comparer, dead ring is provided with between described metal sleeve and described metal bar, described metal bar is stuck in described insulation tube by dead ring, described metal sleeve is connected the first monostalbe trigger with metal bar respectively by wire, the voltage signal that described first monostalbe trigger spreads out of for detecting described metal sleeve and metal bar, described high frequency oscillator connects described first monostalbe trigger, described high frequency oscillator output pulse signal gives described first monostalbe trigger, the pulse signal output end of described high frequency oscillator also connects the signal input part of described second monostalbe trigger, the output terminal of described first monostalbe trigger connects the first input end of subtracter, and the output terminal of described second monostalbe trigger connects the second output terminal of described subtracter, the output terminal of described subtracter connects the input end of low-pass filter, and the voltage signal output end of described low-pass filter connects the first input end of comparer, and described low-pass filter output voltage signal gives described comparer, second input end of described comparer connects described PLC, and described PLC output voltage signal gives described comparer, the output terminal of described comparer connects the 3rd signal input part of described PLC,
Described turbidity transducer comprises the first infrared transmitting tube, the first infrared receiving tube, the second infrared transmitting tube and the second infrared receiving tube; Described first infrared receiving tube receives the light signal that described first infrared transmitting tube sends, and described second infrared receiving tube receives the light signal that described second infrared transmitting tube sends; The output terminal of described first infrared receiving tube connects the first input end of difference scaling circuit, and the output terminal of described second infrared receiving tube connects the second input end of described difference scaling circuit; The output terminal of described difference scaling circuit connects the input end of the first operational amplification circuit, and the output terminal of described first operational amplification circuit connects the input end of the second operational amplification circuit; The output terminal of described second operational amplification circuit connects the input end of voltage follower, and the output terminal of described voltage follower connects the 7th signal input part 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 vacuum pump by PLC, to improve dewatering efficiency, and play the effect of sterilization.The utility model controls the start and stop of calorifier 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.The utility model is by the potential of hydrogen of water in PH Sensor monitoring laundry processes, then the break-make of washing agent liquid inlet electromagnetic valve is controlled, in washing machine, add prepositioned adjuvant, so that make in laundry processes can the balance laundry potential of hydrogen of intelligence, improve washing efficiency and clean degree.Adopt the level sensor of above technical scheme, can more accurate controlling water level, further ensure that and save water energy.The turbidity of the utility model remaining water after effectively can detecting washing, and carry out draining and enter the process of water, to ensure the water quality in wash cycle process.
Further, for the ease of manipulation, described PLC has also been bi-directionally connected touch screen displays; 6th control signal output terminal of described PLC connects the input end of alarm.
Preferably, the length of described metal bar is less than the length of described metal sleeve.
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.
Fig. 2 is the electrical block diagram of the utility model level sensor.
Fig. 3 is the electrical block diagram of the utility model turbidity transducer.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1 to Figure 3, a kind of intelligent cleaning equipment control system, comprises PLC 1, start button 2, stop button 3, level sensor module 4, entering water electromagnetic valve 5 and drain solenoid valve; First signal input part of described PLC 1 connects the output terminal of start button 2; The secondary signal input end of described PLC 1 connects the input end of stop button 3; 3rd signal input part of described PLC 1 connects the signal output part of described level sensor module 4; First control signal output terminal of described PLC 1 connects the control signal input end of described entering water electromagnetic valve 5; Second control signal output terminal of described PLC 1 connects the control signal input end of described drain solenoid valve 6; 4th signal input part of described PLC 1 connects the output terminal of manual drainage shift knob 7; 5th signal input part of described PLC 1 connects the output terminal of changable taps button 8; 3rd control signal output terminal of described PLC 1 connects the control signal input end that washer motor rotates forward relay 9; 4th control signal output terminal of described PLC 1 connects the control signal input end of washer motor reversion relay 10; 5th control signal output terminal of described PLC 1 connects the control signal input end of washing agent liquid inlet electromagnetic valve 11.
Described PLC 1 is also connected with vacuum pump driving circuit 12 and calorifier driving circuit 13; Described PLC 1 exports control signal respectively to described vacuum pump driving circuit 12 and calorifier driving circuit 13; The output terminal of the 6th signal input part connection traffic sensor 15 of described PLC 1; 7th signal input part of described PLC 1 connects the output terminal of turbidity transducer 16; 8th signal input part of described PLC 1 connects the signal output part of PH sensor 14.
Described level sensor module 4 comprises more than 1 level sensor 17, described level sensor 17 comprises metal sleeve 18, metal bar 19, first monostalbe trigger 20, high frequency oscillator 21, second monostalbe trigger 22, subtracter 23, low-pass filter 24 and comparer 25, dead ring 26 is provided with between described metal sleeve 18 and described metal bar 19, described metal bar 19 is stuck in described insulation tube by dead ring 26, described metal sleeve 18 is connected the first monostalbe trigger 20 with metal bar 19 respectively by wire, the voltage signal that described first monostalbe trigger 20 spreads out of for detecting described metal sleeve 18 and metal bar 19, described high frequency oscillator 21 connects described first monostalbe trigger 20, described high frequency oscillator 21 output pulse signal gives described first monostalbe trigger 20, the pulse signal output end of described high frequency oscillator 21 also connects the signal input part of described second monostalbe trigger 22, the output terminal of described first monostalbe trigger 20 connects the first input end of subtracter 23, and the output terminal of described second monostalbe trigger 22 connects the second output terminal of described subtracter 23, the output terminal of described subtracter 23 connects the input end of low-pass filter 24, and the voltage signal output end of described low-pass filter 24 connects the first input end of comparer 25, and described low-pass filter 24 output voltage signal gives described comparer 25, second input end of described comparer 25 connects described PLC 1, and described PLC 1 output voltage signal gives described comparer 25, the output terminal of described comparer 25 connects the 3rd signal input part of described PLC 1.
Described turbidity transducer 16 comprises the first infrared transmitting tube 27, first infrared receiving tube 28, second infrared transmitting tube 29 and the second infrared receiving tube 30; Described first infrared receiving tube 28 receives the light signal that described first infrared transmitting tube 27 sends, and described second infrared receiving tube 30 receives the light signal that described second infrared transmitting tube 29 sends; The output terminal of described first infrared receiving tube 28 connects the first input end of difference scaling circuit 31, and the output terminal of described second infrared receiving tube 30 connects the second input end of described difference scaling circuit 31; The output terminal of described difference scaling circuit 31 connects the input end of the first operational amplification circuit 32, and the output terminal of described first operational amplification circuit 32 connects the input end of the second operational amplification circuit 33; The output terminal of described second operational amplification circuit 33 connects the input end of voltage follower 34, and the output terminal of described voltage follower 34 connects the 7th signal input part of described PLC 1.
In the present embodiment, PLC 1 has also been bi-directionally connected touch screen displays 35; 6th control signal output terminal of described PLC 1 connects the input end of alarm 36.In the present embodiment, the length of described metal bar 19 is less than the length of described metal sleeve 18.One end of metal bar flushes with metal sleeve height, the other end of metal bar is shorter than metal sleeve, when running into the water surface, effectively can increase the contact area with liquid level, can also avoid being splashed to due to liquid level collision metal bar the detection that metal sleeve causes inaccurate simultaneously, further ensure that the accurate measurement of water level.In the present embodiment, the first infrared receiving tube and the second infrared receiving tube are direct-injection type receiving tube.Direct-injection type refers to that luminotron and receiving tube placed opposite are launching the two ends with controlled substance, and in a distance, it detects clear and definite more in centre.By arranging a difference scaling circuit to the light intensity signal subtraction process on direct projection receiving tube and scattering receiving tube before operational amplification circuit, due in washing facility, washing agent in water, the impact of foam or other impurity, the position causing receiving tube to be installed is different, the intensity of photoinduction signal is also different, although the induced signal of the two is all more weak, but be but on the same order of magnitude, subtract the induced signal of the two process, its difference is just obvious comparatively speaking, difference signal after subtraction process carries out amplification process through operational amplification circuit again, finally obtain more satisfactory sensor signal.Adopt and process faint photoinduction signal in this way, so the applied environment lower to water turbidity, the precision of detection is just higher, is particularly useful for wash environment.
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 technician 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 cleaning equipment control system, comprises PLC (1), start button (2), stop button (3), level sensor module (4), entering water electromagnetic valve (5) and drain solenoid valve (6); First signal input part of described PLC (1) connects the output terminal of start button (2); The secondary signal input end of described PLC (1) connects the input end of stop button (3); 3rd signal input part of described PLC (1) connects the signal output part of described level sensor module (4); First control signal output terminal of described PLC (1) connects the control signal input end of described entering water electromagnetic valve (5); Second control signal output terminal of described PLC (1) connects the control signal input end of described drain solenoid valve (6); It is characterized in that: the 4th signal input part of described PLC (1) connects the output terminal of manual drainage shift knob (7); 5th signal input part of described PLC (1) connects the output terminal of changable taps button (8); 3rd control signal output terminal of described PLC (1) connects the control signal input end that washer motor rotates forward relay (9); 4th control signal output terminal of described PLC (1) connects the control signal input end of washer motor reversion relay (10); 5th control signal output terminal of described PLC (1) connects the control signal input end of washing agent liquid inlet electromagnetic valve (11);
Described PLC (1) is also connected with vacuum pump driving circuit (12) and calorifier driving circuit (13); Described PLC (1) exports control signal respectively to described vacuum pump driving circuit (12) and calorifier driving circuit (13); The output terminal of the 6th signal input part connection traffic sensor (15) of described PLC (1); 7th signal input part of described PLC (1) connects the output terminal of turbidity transducer (16); 8th signal input part of described PLC (1) connects the signal output part of PH sensor (14);
Described level sensor module (4) comprises more than 1 level sensor (17), described level sensor (17) comprises metal sleeve (18), metal bar (19), first monostalbe trigger (20), high frequency oscillator (21), second monostalbe trigger (22), subtracter (23), low-pass filter (24) and comparer (25), dead ring (26) is provided with between described metal sleeve (18) and described metal bar (19), described metal bar (19) is stuck in described metal sleeve (18) by dead ring (26), described metal sleeve (18) is connected the first monostalbe trigger (20) with metal bar (19) respectively by wire, the voltage signal that described first monostalbe trigger (20) spreads out of for detecting described metal sleeve (18) and metal bar (19), described high frequency oscillator (21) connects described first monostalbe trigger (20), described high frequency oscillator (21) output pulse signal gives described first monostalbe trigger (20), the pulse signal output end of described high frequency oscillator (21) also connects the signal input part of described second monostalbe trigger (22), the output terminal of described first monostalbe trigger (20) connects the first input end of subtracter (23), and the output terminal of described second monostalbe trigger (22) connects the second output terminal of described subtracter (23), the output terminal of described subtracter (23) connects the input end of low-pass filter (24), and the voltage signal output end of described low-pass filter (24) connects the first input end of comparer (25), second input end of described comparer (25) connects described PLC (1), and described PLC (1) output voltage signal gives described comparer (25), the output terminal of described comparer (25) connects the 3rd signal input part of described PLC (1),
Described turbidity transducer (16) comprises the first infrared transmitting tube (27), the first infrared receiving tube (28), the second infrared transmitting tube (29) and the second infrared receiving tube (30); Described first infrared receiving tube (28) receives the light signal that described first infrared transmitting tube (27) sends, and described second infrared receiving tube (30) receives the light signal that described second infrared transmitting tube (29) sends; The output terminal of described first infrared receiving tube (28) connects the first input end of difference scaling circuit (31), and the output terminal of described second infrared receiving tube (30) connects the second input end of described difference scaling circuit (31); The output terminal of described difference scaling circuit (31) connects the input end of the first operational amplification circuit (32), and the output terminal of described first operational amplification circuit (32) connects the input end of the second operational amplification circuit (33); The output terminal of described second operational amplification circuit (33) connects the input end of voltage follower (34), and the output terminal of described voltage follower (34) connects the 7th signal input part of described PLC (1).
2. a kind of intelligent cleaning equipment control system as claimed in claim 1, is characterized in that: described PLC (1) has also been bi-directionally connected touch screen displays (35); 6th control signal output terminal of described PLC (1) connects the input end of alarm (36).
3. a kind of intelligent cleaning equipment control system as claimed in claim 1, is characterized in that: the length of described metal bar (19) is less than the length of described metal sleeve (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520212677.1U CN204576289U (en) | 2015-04-10 | 2015-04-10 | A kind of intelligent cleaning equipment control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520212677.1U CN204576289U (en) | 2015-04-10 | 2015-04-10 | A kind of intelligent cleaning equipment control system |
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| Publication Number | Publication Date |
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| CN204576289U true CN204576289U (en) | 2015-08-19 |
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| CN201520212677.1U Expired - Fee Related CN204576289U (en) | 2015-04-10 | 2015-04-10 | A kind of intelligent cleaning equipment control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110840352A (en) * | 2019-11-13 | 2020-02-28 | 江苏安高科技有限公司 | Dish washer control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110840352A (en) * | 2019-11-13 | 2020-02-28 | 江苏安高科技有限公司 | Dish washer control system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20170410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |