CN100540790C - A kind of control method of supplying with detergent additive - Google Patents
A kind of control method of supplying with detergent additive Download PDFInfo
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- CN100540790C CN100540790C CNB2003101136301A CN200310113630A CN100540790C CN 100540790 C CN100540790 C CN 100540790C CN B2003101136301 A CNB2003101136301 A CN B2003101136301A CN 200310113630 A CN200310113630 A CN 200310113630A CN 100540790 C CN100540790 C CN 100540790C
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- outlet valve
- open
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- 239000000654 additive Substances 0.000 title claims abstract description 90
- 230000000996 additive effect Effects 0.000 title claims abstract description 87
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000003599 detergent Substances 0.000 title claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 238000005406 washing Methods 0.000 claims abstract description 27
- 230000003139 buffering effect Effects 0.000 claims description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- 238000004886 process control Methods 0.000 claims description 3
- 239000007844 bleaching agent Substances 0.000 abstract description 5
- 239000004902 Softening Agent Substances 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
A kind of control method of supplying with detergent additive, at first give an order by washing machine computer plate, order is sent to the metrological valve device that is used to add additive by output driving circuit then, after each valve receives order, come automatic gauge, add the additive that needs input according to certain time sequence again.The present invention is particularly useful for having in the washing machine of independent additive device, increase by a cover metrological valve device in the bottom of the additive storage box of this washing machine, the action sequence of the programme-control metering valve by washing machine computer plate comes additives such as liquid detergent that automatic gauge need throw in, softening agent, bleaching agent, softener, and its accuracy is at ± 1g; And in the suitable time, throw in.This device is in the process of washing, and by the control program of computer plate, additive opportunity is suitable, and dosage is accurate, and the factor of artificial maloperation is got rid of, and makes clean result reach best.
Description
Technical field
The present invention relates to a kind of control method, refer in particular to a kind of control method of supplying with detergent additive.
Background technology
Present washing machine is thrown in additives such as washing agent, softening agent, bleaching agent, softener all to be needed manually to carry out, and consumption must be controlled voluntarily by the user, and the improper meeting of consumption causes bad clean result.Such as when the light dirty clothing of washing, adds excessive washing agent and can cause foam seriously and float situation about not washing clean; Excessive use bleaching agent causes the clothing decolouring when the clothing that washing is easily decoloured.
In the defective of throwing on the washing agent, how to design the target that a kind of washing machine that has automatically and quantitatively throw in the washing agent function becomes those skilled in the art's research and development at above-mentioned existing washing machine.
Summary of the invention
The object of the present invention is to provide a kind of control method of automatically, quantitatively adding washing agent by the control of computer plate that is arranged in the washing machine, this method maloperation is low, accuracy is high, clean result good.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of control method of supplying with detergent additive, at first give an order by washing machine computer plate, order is sent to the metrological valve device that is used to supply with additive by output driving circuit then, after each valve receives order, come automatic gauge, add the additive that needs input according to certain time sequence again.
Described sequential control method is at first to open exhaust-valve, outlet valve; Close exhaust-valve, outlet valve then, open air valve simultaneously; Open the additive supply valve again; Close the additive supply valve then, open outlet valve when closing air valve again, open water intaking valve then, close water intaking valve and outlet valve at last simultaneously.These control method concrete steps are as follows:
(10), the beginning, say the word to metrological valve device by output driving circuit by the single-chip microcomputer that is arranged on the computer plate;
(20), open exhaust-valve, outlet valve, actuation time T1, with the liquid emptying in the buffering area;
(21), carry out determining step, if the time T of opening is then returned step (20) less than time T 1; If the time T of opening is then carried out next step greater than time T 1;
(30), close exhaust-valve, outlet valve T2 time, open air valve simultaneously;
(31), carry out determining step, if the time of closing, is then returned step (30) less than time T 2; If the time of closing greater than time T 2, is then carried out next step;
(40), additive supply valve opening time T3;
(50), additive supply valve shut-in time T4;
(51), carry out determining step, if the time T of closing, is then returned step (50) less than time T 4; If the time T of closing greater than time T 4, is then carried out next step;
(60), close air valve, outlet valve opening time T6, simultaneously the time T 5 of water intaking valve is carried out timing;
(70), behind the elapsed time T5, open water intaking valve;
(71), carry out determining step, if the time T that outlet valve is opened is then returned step (60) less than time T 6; If the time T that outlet valve is opened is then carried out next step greater than time T 6;
(80), close outlet valve, water intaking valve, once add process control and finish.
In step (20), wherein the T1 time is not less than 5 seconds; In step (30), wherein exhaust-valve, outlet valve T2 time of closing is not less than 1 second; In step (50), the additive supply valve cuts out the T4 time and is not less than 1 second; In step (60), the T5 time of water intaking valve action, generally between 1 second to 3 seconds, the outlet valve unlatching T6 time was not less than 10 seconds.
Wherein, in step (40), when the volume with buffering area is measurement unit, open the additive supply valve action T3 time, generally between 3 seconds to 10 seconds; When being measurement unit with additive supply valve 3 flows, its additive supply valve action T3 time is by the ratio decision of additive capacity with the flow of additive supply valve 3.
Use beneficial effect of the present invention to be: the present invention is particularly useful for having in the washing machine of independent additive device, increase by a cover metrological valve device in the bottom of the additive storage box of this washing machine, the action sequence of the programme-control metering valve by washing machine computer plate comes additives such as liquid detergent that automatic gauge need throw in, softening agent, bleaching agent, softener, and its accuracy is at ± 1g; And in the suitable time, throw in.This device is in the process of washing, and by the control program of computer plate, additive opportunity is suitable, and dosage is accurate, and the factor of artificial maloperation is got rid of, and makes clean result reach best.
Description of drawings
Fig. 1 is the structural representation of metrological valve device of the present invention;
Fig. 2 is the structural representation of on the computer plate of the present invention metrological valve device being controlled;
Fig. 3 is the action timing diagram of each valve of control method of the present invention;
Fig. 4 is the open and close control method flow chart of each valve in the metrological valve device of the present invention.
Water intaking valve 1, outlet valve 2, additive supply valve 3,
Exhaust-valve 4, buffering area 5, air valve 6,
Additive storage box 7, singlechip chip 20,
Zero crossing circuitry 22, display circuit 23,
Signal deteching circuit 26, output driving circuit 27.
The specific embodiment
Below by specific embodiment in addition accompanying drawing the present invention is described in detail.
As shown in Figure 1, structural representation for metrological valve device of the present invention, this metrological valve device is applicable on the washing machine with independent additive storage box 7, this metrological valve device comprises water intaking valve 1, outlet valve 2, additive supply valve 3, exhaust-valve 4, buffering area 5, described water intaking valve 1, outlet valve 2, additive supply valve 3, exhaust-valve 4 be arranged on buffering area 5 around, be provided with the additive storage box 7 of an independent closed at the input part of additive supply valve 3, be provided with air valve 6 on the top of additive storage box 7, when additive supply valve 3 when opening, to guarantee pressure and the ambient pressure balance in the additive storage box 7, make the liquid in the case can flow in the buffering area 5 smoothly, running water enters buffering area 5 from water intaking valve 1, additive enters in the buffering area 5 by additive supply valve 3, exhaust-valve 4 is used to discharge unnecessary additive, and outlet valve 2 is sent into the additive in running water and the buffering area 5 in the washtub and washed.
Each above-mentioned valve body can be electromagnetic valve, motor-driven valve or general automatically controlled valve, and buffering area then is one to be used to connect the closed container of valve body, and this metrological valve device is actually the combination of prior art.Above-mentioned additive is: liquid detergent, softening agent, bleaching agent, softener and without the upgrading liquid that adds automatically in the environment protection washing machine of washing powder etc.
As Fig. 2, be the structural representation of on the computer plate of the present invention metrological valve device being controlled, the computer plate is by singlechip chip 20, power circuit 21, clock circuit 28, zero crossing circuitry 22, display circuit 23, buzz circuit 24, button inputting circuits 25, signal deteching circuit 26, output driving circuit 27, top all circuit of mentioning are prior art, so no longer this is described in detail one by one, its core is a singlechip chip 20, it accepts the output signal of each circuit, after the signal processing, give an order to output driving circuit 27,27 of output driving circuits are controlled water intaking valve 1 successively, outlet valve 2, additive supply valve 3, the opening and closing of exhaust-valve 4.Wherein, the model of singlechip chip 20 employings is: TMP 87 PH46N, TMP 87 P809N, ST 72215 G2, PIC 16 C57C, MC 68HC 908SR12C.
As Fig. 3, action timing diagram for each valve of control method of the present invention, when adding the liquid that needs automatically, singlechip chip 20 is controlled the action sequence of metrological valve devices by output driving circuit 27: at first control exhaust-valve 4, outlet valve 2 actions, with the liquid emptying in the buffering area 5, control additive supply valve 3 and air valve 6 actions then, the liquid that needs add is delivered to buffering area 5 from fluid box, outlet valve 2 actions then, liquid in the buffering area 5 can be sent, but because the pressure of buffering area 5 is too small, the liquid that needs to add is directly sent in the washtub, at this moment needed water intaking valve 1 also to move, running water is sent into buffering area 5, because the hydraulic pressure of running water is big, running water is delivered to the liquid that needs in the buffering area 5 to add in the washtub by water intaking valve 1 → buffering area 5 → outlet valve 2 these processes.
As Fig. 4, be the open and close control method flow chart of each valve in the metrological valve device of the present invention, this control method specifically may further comprise the steps:
(10), the beginning, say the word to metrological valve device by output driving circuit by the single-chip microcomputer that is arranged on the computer plate;
(20), open exhaust-valve, outlet valve, the action T1 time is with the liquid emptying in the buffering area;
(21), carry out determining step, if the time of opening less than the T1 time, is then returned step (20); If the time of opening is then carried out next step greater than the T1 time;
(30), close exhaust-valve, outlet valve T2 time, open air valve simultaneously;
(31), carry out determining step, if the time of closing, is then returned step (30) less than the T2 time; If the time of closing greater than the T2 time, is then carried out next step;
(40), the additive supply valve is opened the T3 time;
(50), the additive supply valve cuts out the T4 time;
(51), carry out determining step, if the time of closing, is then returned step (50) less than the T4 time; If the time of closing greater than the T4 time, is then carried out next step;
(60), close air valve, outlet valve and open the T6 time, simultaneously the T5 time of water intaking valve is carried out timing;
(70), after the time, open water intaking valve through T5;
(71), carry out determining step, if the time that outlet valve is opened less than the T6 time, is then returned step (60); If the time that outlet valve is opened is then carried out next step greater than the T6 time;
(80), close outlet valve, water intaking valve, once add process control and finish.
Wherein, in step (20), wherein the T1 time is no less than 5 seconds; In step (30), wherein exhaust-valve, outlet valve T2 time of closing is no less than 1 second; In step (50), the additive supply valve cuts out the T4 time and is no less than 1 second; In step (60), the T5 time of water intaking valve action, generally between 1 second to 3 seconds, the outlet valve unlatching T6 time was no less than 10 seconds.
In step (40), open the additive supply valve action T3 time generally between 3 seconds to 10 seconds; In step (40), open the additive supply valve action T3 time by the ratio decision of additive capacity with the flow of additive supply valve 3.
In addition, in the metrological valve device of the present invention, buffering area 5 plays a part certain when carrying out the interpolation measure control of additive, when adding the additive of little metering if desired, volume with buffering area is a measurement unit, only the container that buffering area 5 need be arranged to have fixed volume can be arranged to 1ml or 2ml as required; When adding the additive of big metering if desired, then be what of amount of the measurement unit additive of controlling adding with the flow of additive supply valve.The described flow chart of both control methods and Fig. 4 is roughly the same, and only difference is: in carrying out the interpolation liquor charging process of little metering, if a liquor charging does not reach needed amount, then need whole control process is repeated successively again.
Volume with the buffering area of metering valve is the control method of measurement unit
When the volume of buffering area 5 is 1ml, the precision that the liquor charging amount of washing machine control can reach, required additive is 3ml, then at first finishes the control procedure of a liquor charging.
At first controlling exhaust-valve 4 and outlet valve 2 moves simultaneously, actuation time, T1 was 6 seconds, with in the buffering area 5 and the buffering area 5 abundant emptying of liquid in the loop of washtub in the same way, turn-off exhaust-valve 4 and outlet valve 2, when turn-offing exhaust-valve 4 and outlet valve 2, the air valve 6 that is installed on the additive storage box 7 is opened, guarantee the pressure and the ambient pressure balance of additive storage box 7, make the liquid in the case can smooth discharge, through the T2 time is to control 3 actions of additive supply valve 2 seconds, additive supply valve T3 3 actuation time was 8 seconds, the liquid that needs add is delivered to buffering area 5 and is full of buffering area, turn-off additive supply valve 3, through T4 is that air valve 6 turn-offs after 2 seconds, guarantee not produce in the fluid box negative pressure, outlet valve 2 action T6 then, here the time of T6 needs long enough, deliver to the liquid of buffering area 5 in the washtub fully, T6 was 11 seconds, the liquid of buffering area can be sent, but because the pressure of buffering area is too small, can't make the liquid that needs to add directly send in the washtub, after the outlet valve action T5 time is 2 seconds, water intaking valve 1 action, running water is sent into buffering area, because the hydraulic pressure of running water big (0.02Mpa-0.78MPa), running water passes through water intaking valve 1 → buffering area 5 → outlet valve 2 with the liquid that needs in the buffering area 5 to add, and delivers in the washtub through the water route, last outlet valve 2 and water intaking valve 1 turn-off simultaneously, finish the process of once sending additive.
This time liquor charging amount is exactly the cubical content of buffering area 5.
Repeat above-mentioned action 2 times then, just can finish whole liquor charging process.
With additive supply valve 3 flows is the control method of measurement unit
The volume of buffering area 5 need not be set but be bigger than the additive volume that needs to add, the amount of the additive that it need add is relevant with the T3 time of control additive supply valve 3 actions, the T3 here is the additive capacity that added by needs with the ratio calculation acquisition of the flow of additive supply valve 3, and the flow of additive supply valve 3 is own intrinsic, only the amount input computer plate of the additive that needs need be added just can obtain the time of T3, also can calculate the time of T3 artificially.
At first controlling exhaust-valve 4 and outlet valve 2 moves simultaneously, its actuation time, T1 was 7 seconds, with in the buffering area 5 and the buffering area 5 abundant emptying of liquid in the loop of washtub in the same way, turn-off exhaust-valve 4 and outlet valve 2 then, the air valve 6 that is installed in simultaneously on the additive storage box 7 is opened, guarantee the pressure and the ambient pressure balance of additive storage box 7, make the liquid in the case can smooth discharge, after process T2 was 3 seconds, 3 actions of control additive supply valve, the time of T3 action here is relevant with the liquid control dosage that needs are added, additive is sent to buffering area 5, turn-off additive supply valve 3, be generally air valve 6 shutoffs in back about 2 seconds through T4, guarantee not produce in the fluid box negative pressure, outlet valve 2 action T6 then, here the time of T6 needs long enough, deliver to the liquid of buffering area 5 in the washtub fully, T6 was not less than for 12 seconds, the liquid of buffering area 5 can be sent, but because the pressure of buffering area 5 is too small, can't make the liquid that needs to add directly send in the washtub, moved T5 after 2 seconds at outlet valve, water intaking valve 1 also moves, and running water is sent into buffering area 5, because the hydraulic pressure of running water big (0.02Mpa-0.78MPa), running water is delivered to the liquid that needs in the buffering area 5 to add in the washtub through the water route by water intaking valve 1 → buffering area 5 → outlet valve 2, and water intaking valve 1 and outlet valve 2 turn-off simultaneously.
Finish the liquor charging process one time.This time liquor charging amount is exactly the dosage that needs interpolation.
This example is used in heavy dose of liquor charging process, can disposablely finish whole liquor charging process.
Claims (5)
1. control method of supplying with detergent additive, at first give an order by washing machine computer plate, order is sent to the metrological valve device that is used to supply with additive by output driving circuit then, after exhaust-valve, water intaking valve, outlet valve, air valve and additive supply valve receive order, come automatic gauge, add the additive that needs input according to the certain time sequence control method again, it is characterized in that described sequential control method is at first to open exhaust-valve, outlet valve; Close exhaust-valve, outlet valve then, open air valve simultaneously; Open the additive supply valve again; Close the additive supply valve then, open outlet valve when closing air valve again, open water intaking valve then, close water intaking valve and outlet valve at last simultaneously.
2. control method according to claim 1 is characterized in that, these control method concrete steps are as follows:
(10), the beginning, say the word to metrological valve device by output driving circuit by the single-chip microcomputer that is arranged on the computer plate;
(20), open exhaust-valve, outlet valve, actuation time T1, with the liquid emptying in the buffering area;
(21), carry out determining step, if the time T of opening is then returned step (20) less than time T 1; If the time T of opening is then carried out next step greater than time T 1;
(30), close exhaust-valve, outlet valve time T 2, open air valve simultaneously;
(31), carry out determining step, if the time T of closing, is then returned step (30) less than time T 2; If the time T of closing greater than time T 2, is then carried out next step;
(40), additive supply valve opening time T3;
(50), additive supply valve shut-in time T4;
(51), carry out determining step, if the time T of closing, is then returned step (50) less than time T 4; If the time T of closing greater than time T 4, is then carried out next step;
(60), close air valve, outlet valve opening time T6, simultaneously the time T 5 of water intaking valve is carried out timing;
(70), behind the elapsed time T5, open water intaking valve;
(71), carry out determining step, if the time T that outlet valve is opened is then returned step (60) less than time T 6; If the time T that outlet valve is opened is then carried out next step greater than time T 6;
(80), close outlet valve, water intaking valve, once add process control and finish.
3. control method according to claim 2 is characterized in that: in step (20), wherein the T1 time is not less than 5 seconds; In step (30), wherein exhaust-valve, outlet valve T2 time of closing is not less than 1 second; In step (50), the additive supply valve cuts out the T4 time and is not less than 1 second; In step (60), the T5 time of water intaking valve action, the outlet valve unlatching T6 time was not less than 10 seconds between 1 second to 3 seconds.
4. according to claim 2 or 3 described control methods, it is characterized in that: in step (40), open the additive supply valve action T3 time between 3 seconds to 10 seconds.
5. according to claim 2 or 3 described control methods, it is characterized in that: in step (40), open the additive supply valve action T3 time by the ratio decision of additive capacity with the flow of additive supply valve 3.
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CNB2003101136301A CN100540790C (en) | 2003-11-14 | 2003-11-14 | A kind of control method of supplying with detergent additive |
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CNB2003101136301A CN100540790C (en) | 2003-11-14 | 2003-11-14 | A kind of control method of supplying with detergent additive |
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CN100540790C true CN100540790C (en) | 2009-09-16 |
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Families Citing this family (8)
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KR101766933B1 (en) | 2009-12-03 | 2017-08-09 | 하이어 그룹 코포레이션 | Washing machine for auto-added washing agent by negative pressure and controlling method thereof |
CN102199852B (en) * | 2010-03-22 | 2015-04-29 | 佛山市顺德海尔电器有限公司 | Device and method for detecting detergent existence state in washing machine |
CN101956311B (en) * | 2010-05-21 | 2015-04-29 | 海尔集团公司 | Detergent for washing machine and automatic disinfectant adding device |
CN103122569A (en) * | 2013-01-28 | 2013-05-29 | 合肥荣事达三洋电器股份有限公司 | Automatic release device for washing machine abstergent |
CN103321020A (en) * | 2013-06-20 | 2013-09-25 | 无锡小天鹅股份有限公司 | Washing machine and detergent-softener storage box for same |
CN107780155B (en) * | 2016-08-30 | 2020-11-03 | 青岛海尔洗衣机有限公司 | Washing agent feeding method for washing machine and washing machine |
CN106930039B (en) * | 2017-04-12 | 2021-12-28 | 青岛海尔洗涤电器有限公司 | Method for adding detergent in midway of washing machine and washing machine |
CN112575546B (en) * | 2020-12-25 | 2021-12-14 | 珠海格力电器股份有限公司 | Automatic feeding system of washing machine, washing machine and control method |
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CN1225958A (en) * | 1998-02-14 | 1999-08-18 | 岑深 | Washing assistant supply device for washing machine |
JP2002018184A (en) * | 2000-07-04 | 2002-01-22 | Toshiba Corp | Washing machine |
JP2002035470A (en) * | 2000-07-27 | 2002-02-05 | Toshiba Corp | Washing machine |
JP2002360980A (en) * | 2001-06-04 | 2002-12-17 | Toshiba Corp | Washing machine |
JP2003164695A (en) * | 2001-11-30 | 2003-06-10 | Matsushita Electric Ind Co Ltd | Washing machine |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1225958A (en) * | 1998-02-14 | 1999-08-18 | 岑深 | Washing assistant supply device for washing machine |
JP2002018184A (en) * | 2000-07-04 | 2002-01-22 | Toshiba Corp | Washing machine |
JP2002035470A (en) * | 2000-07-27 | 2002-02-05 | Toshiba Corp | Washing machine |
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