CN1923124A - Dish-washing machine and controlling method therefor - Google Patents
Dish-washing machine and controlling method therefor Download PDFInfo
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- CN1923124A CN1923124A CN 200510016083 CN200510016083A CN1923124A CN 1923124 A CN1923124 A CN 1923124A CN 200510016083 CN200510016083 CN 200510016083 CN 200510016083 A CN200510016083 A CN 200510016083A CN 1923124 A CN1923124 A CN 1923124A
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- dish
- washing machine
- transfer member
- microprocessor
- washing
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- Washing And Drying Of Tableware (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention relates to a bowl washer and relative control method. Wherein, it comprises water discharge pump, power, sensor, pump driver, transmitter and microprocessor; the sensor senses the overflow in water supply; transmitter based on the states of sensor and driver transmits information; the microprocessor based on the control of user program reads the information of transmitter to judge the accidence of transmitter or normal state, to output control signal. The invention can judge normal state or accidence of photoelectric sensor based on the signal received by microprocessor, to stabilize washing operation.
Description
Technical field
The present invention relates to a kind of dish-washing machine and control method thereof.
Background technology
As everyone knows, dish-washing machine is a kind of equipment that can clean automatically the food bits on the tableware and dirt.
As shown in Figure 1, existing general dish washer inside is formed with washing tube 1, is provided with the last shelf 10 and the following shelf 11 that are used for placing tableware in the washing tube 1.
Described go up shelf 10 and following shelf 11 below be respectively arranged with and be used for the last spray arm 8 and the following spray arm 9 of jet cleaning water.
The below of described washing tube 1 is provided with storing the tank 3 of washings, being provided with in the tank 3 and is used for the filter 2 of filtration washing water.
In addition, the below of described washing tube 1 also is provided with and is used for the heater heating washing water (not shown).
One side of described tank 3 is provided with and is used for the circulating pump 5 of circulation cleaning water, is connected with bottom feed pipe 6 that is connected with following spray arm 9 and the top feed pipe 7 that is connected with last spray arm 8 on the circulating pump 5 respectively.
Be provided with the draining pump 12 that is used for after laundry operation finishes, discharging washings below the described tank 3; Also be connected with water level sensing device 13 on the described tank 3, be used for the water level of perception washings.
The operation principle of existing general dish washer with said structure is as follows:
At first, the user is according to factors such as tableware amount and tableware kind, input operation order.
The system control device (not shown) of dish-washing machine just starts the corresponding washing program according to the operational order of user's input, and various loads are controlled; The feed water valve (not shown) is opened, and beginning is to tank 3 inner supplying washing water.
After washings in the described tank 3 arrive designated water level, stop to supply water, start the heater (not shown), the washings in the tank 3 are heated.Then, start circulating pump 5, will be transported to spray arm 8 and following spray arm 9 respectively by top feed pipe 7 and bottom feed pipe 6 through the washings of heating.
Described spray arm 8 and the following spray arm 9 beginning jet cleaning water gone up wash the tableware on last shelf 10 and the following shelf 11 respectively.
Whether but there is following shortcoming in the existing general dish washer with said structure: during the perception overflow, break down owing to can not judge the element that transmits perceptual signal.Thereby, even overflow phenomena in fact occurs, also may be because the element of transmission perceptual signal break down, dish-washing machine can not judge exactly.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of above-mentioned existing general dish washer, and a kind of novel dish-washing machine and control method thereof are provided.
In order to solve described technical problem, the technical solution used in the present invention is: dish-washing machine of the present invention comprises: draining pump, power supply unit, awareness tool, draining pump driver part, transfer member and microprocessor; Described power supply unit is used to provide power supply; Described awareness tool is used for whether taking place when perception is supplied water overflow phenomena; Described draining pump driver part is used for driving draining pump; Described transfer member is used for transmitting information according to the state of awareness tool and draining pump driver part; Described microprocessor is used for according to user-selected program output control commands corresponding, by reading the information from transfer member, is that normal condition or the transfer member state of breaking down are judged to current state, and the output control signal corresponding.
Described awareness tool adopts float switch.
Described draining pump driver part adopts TRIAC (TRIAC).
Described transfer member adopts photo-coupler.
When described microprocessor when transfer member receives high level signal or pulse signal, judge that then dish-washing machine is in normal operating condition and exports corresponding control signal; When described microprocessor receives low level signal from transfer member in the time period of setting in advance always, judge that then described transfer member breaks down.
The control method of dish-washing machine of the present invention comprises:
Stage 1: after the user imports and connects power command, the washing procedure that selection needs, input startup command.
Stage 2: according to selected washing procedure, carry out washing operation, simultaneously, the type that transfer member is sent to the perceptual signal of microprocessor is judged.
Stage 3:, whether dish-washing machine is in normal operating condition and described transfer member whether breaks down and judge, and control corresponding is carried out in the operation of dish-washing machine according to judged result according to the judged result in stage 2.
In the described stage 2, judge that specifically the perceptual signal that transfer member sends microprocessor to is high level signal, pulse signal or low level signal.
In the judged result in described stage 3,, judge that then dish-washing machine is in normal condition, proceed washing operation, finish up to washing operation according to selected washing procedure if the perceptual signal that microprocessor receives is high level signal or pulse signal; If the perceptual signal that microprocessor receives keeps the time of low level signal to surpass the time of setting in advance, judge that then transfer member (photo-coupler) breaks down, and show error message, stop washing operation.
Beneficial effect of the present invention is: can judge normal washing state or photoelectric sensor breaks down according to the signal type that microprocessor receives, thereby can more stably carry out washing operation.
Description of drawings
Fig. 1 is the structural representation of existing general dish washer;
Fig. 2 is the circuit structure diagram of dish-washing machine of the present invention;
Fig. 3 is the flow chart of the control method of dish-washing machine of the present invention.
Among the figure:
100: power supply unit
200: the draining pump driver part
300: draining pump
400: awareness tool
500: transfer member
600: microprocessor
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
Fig. 2 is the circuit structure diagram of dish-washing machine of the present invention.
As shown in Figure 2, dish-washing machine of the present invention comprises: draining pump 300, power supply unit 100, awareness tool 400, draining pump driver part 200, transfer member 500 and microprocessor 600; Described power supply unit 100 is used to provide power supply; Described awareness tool 400 is used for whether taking place when perception is supplied water overflow phenomena; Described draining pump driver part 200 is used for driving draining pump 300; Described transfer member 500 is used for transmitting information according to the state of awareness tool 400 and draining pump driver part 200; Described microprocessor 600 is used for according to user-selected program output control commands corresponding, by reading information from transfer member 500, to current state is that normal condition or transfer member 500 states of breaking down are judged, and the output control signal corresponding.
Described awareness tool 400 adopts float switch, keeps off-state under normal condition, and be converted to on-state when overflow phenomena takes place.
Described draining pump driver part 200 adopts TRIAC (TRIAC), can be switched on according to the control signal of microprocessor 600 or disconnect.
Described transfer member 500 adopts photo-coupler (Photo Coupler); When draining pump driver part 200 is activated or awareness tool 400 when being in on-state, photo-coupler just transmits high level signals to microprocessor 600.
The operation principle of dish-washing machine of the present invention with said structure is as follows:
The user imports and connects after the power command, and described power supply unit 100 beginnings are to the dish-washing machine power supply, and described microprocessor 600 is controlled according to user-selected washing procedure, makes dish-washing machine carry out corresponding operation.
Meanwhile, whether 600 pairs of draining pumps of microprocessor 300 are started working and are judged, if described draining pump 300 is in driving condition, described draining pump driver part 200 transmits to draining pump 300 and drives signal, makes draining pump 300 begin to start; Perhaps described awareness tool 400 is converted to on-state, and described microprocessor 600 receives high level signal.
When described microprocessor 600 receives high level signal by transfer member 500, judge draining pump driver part 200 and exported signal, perhaps described awareness tool 400 has perceived overflow phenomena.
When described draining pump driver part 200 is in off-state, and described awareness tool 400 is when also being in off-state, and described transfer member 500 is to microprocessor 600 output pulse signals.
Described microprocessor 600 is connected under the state of power supply at dish-washing machine, receives high flat signal or pulse signal from described transfer member 500 always; And when in the time of setting, receiving low level signal, just can judge described transfer member 500 and break down.
Fig. 3 is the flow chart of the control method of dish-washing machine of the present invention.
Below with reference to Fig. 3 the control method of dish-washing machine of the present invention is described:
Stage S101～S103: after the user imports and connects power command, the washing procedure that selection needs, input startup command.
Stage S104:, carry out washing operation according to selected washing procedure.
Stage S105: meanwhile, the type that transfer member 500 is sent to the perceptual signal of microprocessor 600 is judged.
Stage S106: judge whether microprocessor 600 receives low level signal always in the time range of setting in advance.
Stage S107～S108: if the judgement judged result of stage S106 is, the perceptual signal that microprocessor 600 receives keeps the time of low level signal to surpass the time of setting in advance, judge that then transfer member (photo-coupler) 500 breaks down, and show error message, stop washing operation.
Stage S109～S111: if the judged result of stage S106 is, the perceptual signal that microprocessor 600 receives is high level signal or pulse signal, judge that then dish-washing machine is in normal condition, proceed washing operation, finish up to washing operation according to selected washing procedure.
Claims (8)
1. a dish-washing machine comprises draining pump, it is characterized in that: also comprise: power supply unit (100), awareness tool (400), draining pump driver part (200), transfer member (500) and microprocessor (600); Described power supply unit (100) is used to provide power supply; Described awareness tool (400) is used for whether taking place when perception is supplied water overflow phenomena; Described draining pump driver part (200) is used for driving draining pump (300); Described transfer member (500) is used for transmitting information according to the state of awareness tool (400) and draining pump driver part (200); Described microprocessor (600) is used for according to user-selected program output control commands corresponding, by reading information from transfer member (500), to current state is that normal condition or transfer member (500) state of breaking down are judged, and the output control signal corresponding.
2. dish-washing machine according to claim 1 is characterized in that: described awareness tool (400) adopts float switch.
3. dish-washing machine according to claim 1 is characterized in that: described draining pump driver part (200) adopts TRIAC (TRIAC).
4. dish-washing machine according to claim 1 is characterized in that: described transfer member (500) adopts photo-coupler.
5. dish-washing machine according to claim 1 is characterized in that: when described microprocessor (600) when transfer member (500) receives high level signal or pulse signal, judge that then dish-washing machine is in normal operating condition and exports corresponding control signal; When described microprocessor (600) receives low level signal from transfer member (500) in the time period of setting in advance always, judge that then described transfer member (500) breaks down.
6. the control method of dish-washing machine according to claim 1 is characterized in that: comprising:
Stage 1: after the user imports and connects power command, the washing procedure that selection needs, input startup command.
Stage 2: according to selected washing procedure, carry out washing operation, simultaneously, the type that transfer member (500) is sent to the perceptual signal of microprocessor (600) is judged.
Stage 3:, whether dish-washing machine is in normal operating condition and described transfer member (500) whether breaks down and judge, and control corresponding is carried out in the operation of dish-washing machine according to judged result according to the judged result in stage 2.
7. the control method of dish-washing machine according to claim 6 is characterized in that: in the described stage 2, judge that specifically the perceptual signal that transfer member (500) sends microprocessor (600) to is high level signal, pulse signal or low level signal.
8. the control method of dish-washing machine according to claim 6 is characterized in that:
In the judged result in described stage 3, if the perceptual signal that microprocessor (600) receives is high level signal or pulse signal, judge that then dish-washing machine is in normal condition, proceed washing operation, finish up to washing operation according to selected washing procedure; If the perceptual signal that microprocessor (600) receives keeps the time of low level signal to surpass the time of setting in advance, judge that then transfer member (photo-coupler) (500) breaks down, and show error message, stop washing operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100160834A CN100502758C (en) | 2005-11-14 | 2005-11-14 | Dish-washing machine and controlling method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100160834A CN100502758C (en) | 2005-11-14 | 2005-11-14 | Dish-washing machine and controlling method therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1923124A true CN1923124A (en) | 2007-03-07 |
| CN100502758C CN100502758C (en) | 2009-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100160834A Expired - Fee Related CN100502758C (en) | 2005-11-14 | 2005-11-14 | Dish-washing machine and controlling method therefor |
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| CN (1) | CN100502758C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046799A (en) * | 2014-10-13 | 2017-08-15 | K-One工业私人有限公司 | A kind of portable dish-washing machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12042113B2 (en) | 2022-08-10 | 2024-07-23 | Haier Us Appliance Solutions, Inc. | Flagged water event response cycle resume for a dishwasher appliance |
-
2005
- 2005-11-14 CN CNB2005100160834A patent/CN100502758C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046799A (en) * | 2014-10-13 | 2017-08-15 | K-One工业私人有限公司 | A kind of portable dish-washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100502758C (en) | 2009-06-24 |
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Granted publication date: 20090624 Termination date: 20091214 |