CN107287833A - A kind of apparatus for feeding liquid detergent - Google Patents
A kind of apparatus for feeding liquid detergent Download PDFInfo
- Publication number
- CN107287833A CN107287833A CN201610191549.2A CN201610191549A CN107287833A CN 107287833 A CN107287833 A CN 107287833A CN 201610191549 A CN201610191549 A CN 201610191549A CN 107287833 A CN107287833 A CN 107287833A
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- valve
- main channel
- detergent
- outlet
- negative pressure
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- 239000003599 detergent Substances 0.000 title claims abstract description 194
- 239000007788 liquid Substances 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 112
- 238000005406 washing Methods 0.000 claims abstract description 60
- 238000011010 flushing procedure Methods 0.000 claims description 18
- 229920001971 elastomer Polymers 0.000 claims description 16
- 239000000806 elastomer Substances 0.000 claims description 16
- 230000008676 import Effects 0.000 claims description 15
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 210000003722 extracellular fluid Anatomy 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 210000001163 endosome Anatomy 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 240000008013 Phytolacca acinosa Species 0.000 description 1
- 235000009076 Phytolacca acinosa Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/02—Devices for adding soap or other washing agents
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/02—Devices for adding soap or other washing agents
- D06F39/022—Devices for adding soap or other washing agents in a liquid state
Abstract
Detergent delivers accurate measurement, simple structure, low cost, use a kind of easy to operate apparatus for feeding liquid detergent, with main channel (2), main channel inlets are connected with water intaking valve (1), main channel outlet connects washing tube water inlet, provided with piston (6), check valve A (3), check valve B (5) and detergent A boxes (4), the piston is connected in main channel, main channel inlet segment is constituted between piston inlet port and main channel inlets, main channel water exit end is constituted between piston outlet and main channel outlet, check valve A entrance is connected with detergent A boxes, check valve A outlet is bypassed with the main channel inlet segment, the check valve B is connected to the main channel water exit end, check valve B entrance is with exporting corresponding piston outlet and main channel outlet respectively.The present invention is used as washing machine inflow and detergent throwing device.
Description
Technical field
The present invention relates to the delivery device of liquid preparation, and in particular to a kind of device of use in washing machine automatic detergent adding.
Background technology
With the quickening pace of modern life with the continuous improvement of consumer's awareness of saving energy, user focuses more on the household electrical appliances of energy-saving facile when choosing family and electrical equipment.Washing machine has become the key factor that customer chooses as the higher household electrical appliance of family's frequency of use, energy-saving convenient.Therefore washing machine with automatic detergent adding function is also increasingly favored by user, and when conventional laundry apparatus on the market washs clothing at present, mostly it is manually to add detergent, delivers consumption and be also difficult to hold, causes clean result poor, clean than relatively low when dosage of scour is less than normal；When dosage of scour is bigger than normal, detergent is both wasted, increase rinsing difficulty, wastes water power and time again, add single laundry cost.Based on this, the continuous washing machine for releasing automatic detergent adding of Washing Machine Factory's Phytolacca acinosa.
At present, washing machine detergent embarking device design is based primarily upon two kinds of thinkings：One is the layout that pipeline is delivered using water inlet pipe and detergent, and during water inlet current flowing, detergent addition pipeline produces Venturi effect, detergent is sunk dispensing pipe using the negative pressure of generation and is delivered；Two be the liquid pumping device as detergent throwing device using various liquid pumps.The detergent embarking device designed according to above-mentioned thinking, the detergent of dispensing is difficult to accurate measurement.This is due to that the viscosity of detergent at different temperatures is widely different, when environment temperature is relatively low, and the viscosity of detergent is big, and the motor of automatic adding device is due to the increasing of load, and rotating speed reduction, addition diminishes；When environment temperature is higher, the viscosity of detergent is small, and the motor of automatic adding device is due to the reduction of load, and rotating speed increase, addition quantitative change is big, causes to be difficult to accurate measurement detergent injected volume.
Chinese CN101381939B files disclose a kind of washing machine of automatic addition detergent, including：The dirty turbidity transducer of washing tube, the control panel with cloth control button, washing clothes weight sensor, temperature sensor, water hardness sensor, washings, detergent box and computer board；Described detergent box is made up of upper storage box and lower dilute box, and computer board controls the detergent in Storage Box to enter the amount of dilution box according to the testing result of each sensor.The technical scheme is complicated, cost is high.
Chinese CN102605589B files disclose a kind of device delivered automatically according to detergent concentration, including detergent embarking device and detergent storage container, also include quantitative dissolution vessel, connection water inlet pipe above quantitative dissolution vessel, the water inlet pipe other end is provided with water intaking valve, and water intaking valve is connected with washing machine controller；Detergent storage container connects detergent embarking device, and detergent embarking device is connected with detergent storage container and washing machine controller；Exist above quantitative dissolution vessel and probe is installed on gap, gap, probe is connected with washing machine controller, and gap is connected by conduit with washing tube；Flowing water Valve is installed in quantitative dissolution vessel bottom, and flowing water Valve is connected with washing tube, washing machine controller.The technical scheme can not flexibly control the injected volume of detergent according to washing situation, and control accuracy is not accurate enough and complicated, has much room for improvement.
Chinese CN103122569A files are disclosed and are sequentially provided with water intaking valve, constant volume box and detergent box on a kind of laundry detergent automatic release device, including microprocessor and inlet pipeline, the inlet pipeline, and the detergent box port of export is connected with tub of washing machine；The water intaking valve is electrically connected with microprocessor, and the inlet duct of the constant volume device is provided with imports conveying device therein by detergent, and the conveying device is connected with the basin for holding detergent.The technical scheme needs first to start when in use conveying device and detergent is imported and quantified in constant volume box, is then shut off conveying device, opening water intaking valve pours detergent in sink.So operating process is cumbersome, has regular hour hysteresis quality, and need to repeatedly start conveying device detergent is weighed, and repeatedly pours detergent, process is cumbersome, and efficiency is low.
Detergent disclosed in Chinese CN203834223U files delivers controller, its main channel one end is the entrance of water inlet, the main channel other end is the outlet that can be connected with washing tube inlet, it is characterized in that provided with valve A, valve B, valve C, valve D, pump and nozzle, valve A entrance and the by-pass port A of main channel lead to, valve B entrance can lead to detergent A liquid reserve tanks, valve A and valve B outlet and valve C entrance lead to, valve D entrance can lead to detergent B liquid reserve tanks, valve C and valve D outlet and the entrance of the pump lead to, the outlet of pump and the by-pass port B of main channel lead to, the by-pass port A and by-pass port B of main channel relative position are the entrances of the relatively close main channels of by-pass port A, the outlet of the relatively close main channels of by-pass port B, nozzle is serially connected with main channel and positioned between by-pass port A and by-pass port B.The controller must control the dispensing of detergent, the relative quantity for also increasing control line of electromagnetic valve by magnetic valve.
The content of the invention
The invention solves the problems that the device dispensing metering of washing machine automatic detergent adding is inaccurate in the prior art, complicated, the problems such as operating loaded down with trivial details：A kind of apparatus for feeding liquid detergent of the present invention, present apparatus simple structure, low cost, using easy to operate are provided for this.
To solve the above problems, the technical solution adopted by the present invention is provided with main channel, main channel inlets are connected with water intaking valve, and main channel outlet connects washing tube water inlet, and it is characterized in that：Provided with piston, valve A, valve B and detergent A boxes, the piston is connected in main channel, main channel inlet segment is constituted between piston inlet port and main channel inlets, main channel water exit end is constituted between piston outlet and main channel outlet, valve A entrance is connected with detergent A boxes, valve A outlet is bypassed with the main channel inlet segment, and the valve B is connected to the main channel water exit end, and valve B entrance is with exporting corresponding piston outlet and main channel outlet respectively.
It is preferred that one is to be connected with venturi negative pressure generator between the main channel outlet and detergent bucket water inlet, the main channel inlet segment is connected after the import connecting valve C of venturi negative pressure generator, the outlet of venturi negative pressure generator connects the washing tube water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
It is preferred that two be to be connected with two position three-way valve in the main channel inlet segment, the two-position three way valve outlet is connected to the piston inlet port, and the entrance of two position three-way valve one is connected with detergent B boxes after being connected to the outlet of the valve A, another entrance connecting valve D of two position three-way valve.
It is preferred that in two venturi negative pressure generator can be connected between the main channel outlet and detergent bucket water inlet, the main channel inlet segment is connected after the import connecting valve C of venturi negative pressure generator, the outlet of venturi negative pressure generator connects the washing tube water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
It is preferred that three be that the main channel inlet segment is connected with two position three-way valve, the two position three-way valve Way out, which is connected with after valve E, is connected to the piston inlet port, the entrance of two position three-way valve one is connected to the outlet of the valve A, and another entrance of two position three-way valve is connected with detergent B boxes.
It is preferred that in three venturi negative pressure generator can be connected between the main channel outlet and detergent bucket water inlet, the main channel inlet segment is connected after the import connecting valve C of venturi negative pressure generator, the outlet of venturi negative pressure generator connects the washing tube water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
It is preferred that four be to be connected with two position three-way valve between the valve A and main channel inlet segment, the two-position three way valve outlet is connected to the piston inlet port, the entrance of two position three-way valve one is connected with detergent B boxes after being connected to the outlet of the valve A, another entrance connecting valve D of two position three-way valve.
It is preferred that venturi negative pressure generator can be connected with four between the main channel outlet and washing tube water inlet, the main channel inlet segment is connected after the import connecting valve C of venturi negative pressure generator, the outlet of venturi negative pressure generator connects the washing tube water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
It is preferred that five be to be connected with two position three-way valve between the valve A and main channel inlet segment, the two position three-way valve Way out, which is connected with after valve E, is connected to the piston inlet port, the entrance of two position three-way valve one is connected to the outlet of the valve A, and another entrance of two position three-way valve is connected with detergent B boxes.
It is preferred that in five venturi negative pressure generator can be connected between the main channel outlet and detergent bucket water inlet, the main channel inlet segment is connected after the import connecting valve C of venturi negative pressure generator, the outlet of venturi negative pressure generator connects the washing tube water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
Further：
The check valve A, check valve C and two-position three-way electromagnetic switching valve are integrated in a switching valve, the main channel and Venturi tube are integrated in a box body, the box body is combined and constituted by lid, upper box, lower box from top to bottom, detergent A boxes and detergent the B boxes piece together a detergent box, the detergent box is arranged at the intracavitary of lower box, and the water intaking valve, check valve B, piston (6), switching valve and check valve E are installed on the box body；
The switching valve, which has, rinses water inlet, detergent B entrances, detergent A entrances, switching outlet A and switching outlet B, the two-position three way magnetic valve of the switching valve has valve pocket A, valve pocket B, magnet coil, piston, positioned at valve pocket B preceding valve seat and rear valve base, there is back-moving spring on piston rear end top, piston nose connects elastomer and is located between the preceding valve seat and rear valve base, the preceding valve seat and elastomer constitute valve C, rear valve base and elastomer constitute valve D, the valve pocket A and flushing water water inlet insertion, valve pocket B and switching outlet B insertions, the check valve A of the switching valve under normality, check valve C is closed, the interstitial fluid flow resistance for making switching export A and valve pocket A is broken, the interstitial fluid flow resistance of detergent A entrances and valve pocket A is broken, elastomer is in forwardly moved position under the action of reset spring, close valve C, Open valve D, make valve pocket A and valve pocket B insertions；
The box body is provided with water inlet, inlet, detergent A outlets and detergent B outlets, provided with filling pipe end and upper liquid mouthful in box body, water inlet is communicated to venturi negative pressure generator by filling pipe end, inlet is communicated to check valve E by upper liquid mouthful, water inlet is connected with the switching outlet A of the switching valve, inlet is connected with the switching outlet B of the switching valve, and the flushing water inlet of the water inlet valve outlet and switching valve is connected；
The fin being respectively provided with below the lid and above upper box below fin, lid is corresponding with the fin above upper box and sealing-in forms the main channel.
The present invention is used to aspirate detergent provided with piston, and the detergent amount that piston reciprocating is once aspirated is certain, therefore control piston reciprocating number of times is control detergent injected volume, and detergent so of the present invention delivers accurate measurement；This hair is provided with check valve A and check valve B, and the check valve can be mechanical type pressing force-responsive automatic open and close valve door, therefore simple structure, cost is low, without using relative complex, the high electric electromagnetic switching valve of cost, electric wiring is also simplified, and saves the space-consuming of device；The present invention also has easy to maintenance, part configuration and the low feature of renewal cost.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural representation that negative pressure generator and check valve C are set up on Fig. 1 device basics；
Fig. 3 is that detergent B boxes and two position three-way valve, check valve D structural representation are set up on Fig. 1 device basics；
Fig. 4 is the structural representation that negative pressure generator and check valve C are set up on Fig. 3 device basics；
Fig. 5 is that detergent B boxes and two position three-way valve, check valve E structural representation are set up on Fig. 1 device basics；
Fig. 6 is the structural representation that negative pressure generator and check valve C are set up on Fig. 5 device basics；
Fig. 7 is the structural representation that detergent B boxes, three-position three-way valve and check valve D are set up on Fig. 1 device basics；
Fig. 8 is the structural representation that negative pressure generator and check valve C are set up on Fig. 7 device basics；
Fig. 9 is the structural representation that detergent B boxes, two position three-way valve and check valve E are set up on Fig. 1 device basics；
Figure 10 is the structural representation that negative pressure generator and check valve C are set up on Fig. 9 device basics；
Figure 11 is the outline drawing that integrated switching valve and box body are set on Figure 10 device basics；
Figure 12 Figure 11 devices remove the outline drawing after water intaking valve and switching valve；
Figure 13 is the shape assumption diagram of switching valve；
Figure 14 is Figure 11 A direction views；
Figure 15 is Figure 14 E-E sectional views；
Figure 16 is the schematic diagram after Figure 15 devices addition lid；
Figure 17 is Figure 16 A-A sectional views；
Figure 18 is Figure 16 B-B sectional views；
Figure 19 is Figure 16 C-C sectional views；
Figure 20 is Figure 16 D-D sectional views；
Figure 21 be widen at F in mplifying structure schematic diagram, figure in Figure 17 dotted line represent to rinse aqueous to；
Figure 22 be widen at G in mplifying structure schematic diagram, figure in Figure 18 dotted line represent to rinse aqueous to；
Figure 23 be widen at F in mplifying structure schematic diagram, figure in Figure 17 dotted line represent washing liquor A liquid to；
Figure 24 is mplifying structure schematic diagram at G in Figure 18；Widen in figure dotted line represent washing liquor A liquid to；
Figure 25 be widen at F in mplifying structure schematic diagram, figure in Figure 17 dotted line represent washing liquor B liquid to.
Mark and counterpart in figure：1 water intaking valve, 2 main channels, 3 check valve A, 4 detergent A boxes, 5 check valve B, 6 pistons, 7 check valve C, 8 negative pressure generators, 9 detergent B boxes, 10 check valve D, 11 two position three-way valves, 12 check valve E, 20 box bodys, 20-A lids, the upper boxes of 20-B, under 20-C, 2001 water inlets, 2002 inlets, 2003 detergent A are exported, 2004 detergent B are exported, 2005 filling pipe ends, 2006 upper liquids mouthful, 21 switching valves, 2101 rinse water inlet, 2102 detergent B entrances, 2103 detergent A entrances, 2104 switching outlet A, 2105 switching outlet B, 2106 valve pocket A, 2107 valve pocket B, 2108 magnet coils, 2109 pistons, 2110 elastomers, valve seat before 2111, 2112 rear valve bases, 2113 springs.
Embodiment
Embodiment one
A kind of apparatus for feeding liquid detergent, referring to Fig. 1, the porch of main channel 2 is connected with water intaking valve 1, the preferred electromagnetic water inlet valve of the water intaking valve, the outlet of main channel 2 connection washing tube water inlet, provided with piston 6, valve A3, valve B5 and detergent A boxes 4, piston 6 is connected in main channel 1, main channel inlet segment is constituted between piston inlet port and main channel inlets, main channel water exit end is constituted between piston outlet and main channel outlet, valve A3 entrance is connected with detergent A boxes 4, valve A3 outlet is bypassed with the main channel inlet segment, valve B5 is connected to the main channel water exit end, corresponding piston 6 is exported and main channel outlet valve B5 entrance respectively with outlet.
Embodiment two
Referring to Fig. 2, this example is to export to be connected with venturi negative pressure generator 8 between detergent bucket water inlet in main channel 2 on the basis of example one, the import of venturi negative pressure generator 8 is to connect the main channel inlet segment after illustrating A mouthfuls of connecting valve C, venturi negative pressure generator 8 illustrates the C mouthfuls of connection washing tube water inlets, and i.e. B mouthfuls of connection main channels 2 of diagram of negative pressure mouthful of venturi negative pressure generator 8 are exported.
Embodiment three
Referring to Fig. 3, this example is in the main channel inlet segment to be connected with two position three-way valve 11 on the basis of Fig. 1, the two-position three way valve outlet is connected to the entrance of piston 6, two position three-way valve one, which enters, illustrates the outlet that C mouthfuls of mouths are connected to the valve A, and another entrance of two position three-way valve is to be connected with detergent B boxes 9 after illustrating B mouthfuls of connecting valve D.
Example IV
Referring to Fig. 4, it is to be connected with venturi negative pressure generator 8 between the main channel outlet and detergent bucket water inlet on the basis of example three, the main channel inlet segment is connected after the import connecting valve C of venturi negative pressure generator 8, the outlet of venturi negative pressure generator connects the washing tube water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
Embodiment five
Referring to Fig. 5, this example is connected with two position three-way valve 11 on the basis of example 1 in the main channel inlet segment, the two position three-way valve Way out, which is connected with after valve E12, is connected to the piston inlet port, the entrance of two position three-way valve one is connected to the outlet of the valve A3, and another entrance of two position three-way valve is connected with detergent B boxes 9.
Embodiment six
Referring to Fig. 6, this example is connected with venturi negative pressure generator 8 on the basis of example five between the main channel outlet and detergent bucket water inlet, the main channel inlet segment is connected after the import connecting valve C of venturi negative pressure generator 8, the outlet of venturi negative pressure generator connects the washing tube water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
Embodiment seven
Referring to Fig. 7, what example was different from embodiment three is that two position three-way valve 11 is not mounted to main channel 2, but with being connect by main channel 2, other constructions are identical with example three.
Embodiment eight
Referring to Fig. 8, what example was different from example IV is that two position three-way valve 11 is not mounted to main channel 2, but with being connect by main channel 2, other constructions are identical with example four.
Embodiment nine
Referring to Fig. 9, this example is different from embodiment seven, and this example is provided with check valve E12, eliminates the check valve D10 between two position three-way valve 11 and detergent B boxes on the pipeline between two position three-way valve 11 and piston 6.Other constructions are identical with example seven.
Embodiment ten
Referring to Figure 10, what this example was different from embodiment six is that two position three-way valve 11 is not mounted to main channel 2, but with being connect by main channel 2, other constructions are identical with example six.
The device detergent for illustrating above example with reference to Fig. 1-Figure 10 is delivered and flushing process.
Fig. 1
Detergent is delivered：Water intaking valve 1 is closed, and piston 6 works, therebetween during motor belt motor piston left lateral, and pressure reduces in piston/cylinder, and check valve A3 is automatically turned on, and check valve B5 is closed automatically, and the detergent A in detergent A boxes 4 is drawn into piston/cylinder；During piston right lateral, cylinder interior pressure increase, check valve A3 is closed automatically, and check valve B5 is automatically turned on, and the detergent A in cylinder body is forced out.And so on, detergent A is inputted into washing tube.
Rinse：Water intaking valve 1 is opened, and check valve A3 is closed automatically under hydraulic pressure, and current flow into washing tube, the detergent in pipeline is rinsed well by the cylinder body of piston 6 and the check valve B5 automatically turned on.
Fig. 2
Detergent is delivered：Water intaking valve 1 is closed, piston 6 is worked, and check valve A3 is opened during piston left lateral therebetween, and check valve B5, check valve C7 are closed, detergent A in detergent A boxes 4 is drawn into piston/cylinder, during piston right lateral, check valve A3 is closed, and check valve B5 is opened, check valve C7 is closed, detergent A in cylinder body is forced out, then is entered from the B mouths of negative pressure generator 8, and C mouthfuls go out.And so on, detergent A is inputted into washing tube.
Rinse：Water intaking valve 1 is opened, and main current flow into washing tube via check valve C7 and negative pressure generator 8.When current enter C mouthfuls from the A mouths of negative pressure generator to be gone out, due to Venturi effect, B mouthfuls of pressure can be less than the pressure of water inlet valve outlet, therefore, have a shunting water route and block check valve A3, and flow through piston/cylinder and check valve B5, reach the C mouths of negative pressure generator, import main current and enter washing tube, the detergent in pipeline is rinsed well.
Fig. 3
Detergent A is delivered：Water intaking valve 1 is closed, the no power of two position three-way valve 11, and its A mouthfuls is led to C mouthfuls, and A mouthfuls block with B mouthfuls；Piston piston left lateral, check valve A3 is opened, and check valve B5 is closed, and detergent A is drawn into the cylinder body of piston 6；Piston piston right lateral, check valve A3 is closed, and check valve B5 is opened, and the detergent in cylinder body is forced out.And so on, the detergent A in liquid agent A boxes is inputted into washing tube.
Detergent B is delivered：The valve of water intaking valve 1 is closed, and two position three-way valve 11 is powered, and its A mouthfuls is led to B mouthfuls, and A mouthfuls block with C mouthfuls；Piston piston left lateral, check valve D10 is opened, and check valve B5 is closed, and detergent B is drawn into the cylinder body of piston 6 in detergent B boxes 9；Piston piston right lateral, check valve D10 is closed, and check valve B5 is opened, and the detergent in cylinder body is forced out.And so on, the detergent B in liquid agent B boxes is inputted into washing tube.
Rinse：Water intaking valve 1 is opened, the no power of two position three-way valve 11, and its A mouthfuls is led to C mouthfuls, and A mouthfuls block with B mouthfuls；Water, which flows through C mouthfuls of two position three-way valve and enters A mouthfuls, to be gone out, and is flowed through after piston/cylinder and check valve B5, flows into washing tube, the detergent in pipeline is rinsed well.
Fig. 4
Detergent A is delivered：Water intaking valve 1 is closed, the no power of two position three-way valve 11, and its A mouthfuls is led to C mouthfuls, and A mouthfuls block with B mouthfuls；Piston piston left lateral, check valve A3 is opened, and check valve B5 is closed, and detergent A is drawn into the cylinder body of piston 6；Piston piston right lateral, check valve A3 is closed, and check valve B5 is opened, and check valve C7 is closed, and the detergent A in cylinder body is forced out, then is entered from the B mouths of negative pressure generator 8, and C mouthfuls go out.And so on, detergent A is inputted into washing tube.
Detergent B is delivered：The valve of water intaking valve 1 is closed, and two position three-way valve 11 is powered, and its A mouthfuls is led to B mouthfuls, and A mouthfuls block with C mouthfuls；Piston piston left lateral, check valve D10 is opened, and check valve B5 is closed, and detergent B is drawn into the cylinder body of piston 6；Piston piston right lateral, check valve D10 is closed, and check valve B5 is opened, and check valve C7 is closed, and the detergent A in cylinder body is forced out, then is entered from the B mouths of negative pressure generator 8, and C mouthfuls go out.And so on, detergent B is inputted into washing tube.
Rinse：Water intaking valve 1 is opened, the no power of two position three-way valve 11, and its A mouthfuls is led to C mouthfuls, and A mouthfuls block with B mouthfuls；Water, which flows through C mouthfuls of two position three-way valve and enters A mouthfuls, to be gone out, and is flowed through after piston/cylinder and check valve B5, reaches C mouths of negative pressure generator, and the main current of remittance enter washing tube, the detergent in pipeline is rinsed well.
Fig. 5
Detergent A is delivered：Water intaking valve 1 is closed, the no power of two position three-way valve 11, and its A mouthfuls is led to C mouthfuls, and A mouthfuls block with B mouthfuls；Piston left lateral, check valve A3, check valve E12 are opened, and check valve B5 is closed, and detergent A is drawn into piston/cylinder；Piston right lateral, check valve A3, check valve E12 are closed, and check valve B12 is opened, and the detergent A in cylinder body is forced out, and so on, and the detergent in detergent A boxes is inputted into washing tube.
Detergent B is delivered：Two position three-way valve 11 is powered, and its A mouthfuls is led to B mouthfuls, and A mouthfuls block with C mouthfuls.Other processes are similar to detergent A dispensings.
Rinse：Water intaking valve 1 is opened, the no power of two position three-way valve 11, its A mouthfuls is led to A mouthfuls with B mouthfuls with C mouthfuls and blocks check valve A3 to be closed because of hydraulic pressure, and current enter A mouthfuls from C mouthfuls of two position three-way valve and gone out, washing tube is flowed into after flowing through check valve E12, piston/cylinder, check valve B5, the detergent in system is rinsed well.
Fig. 6
This map device, detergent A, detergent B are delivered and flushing process is similar to Fig. 4's, difference is that this map device is provided with check valve E12 on the pipeline between two position three-way valve 11 and piston 6, eliminates the check valve D10 between two position three-way valve 11 and detergent B boxes.
Fig. 7
What this map device was different from Fig. 3 is that two position three-way valve 11 is not mounted to main channel 2, but with being connect by main channel 2, detergent A, detergent B and flushing are similar to Fig. 3's.
Fig. 8
What this map device was different from Fig. 4 is that two position three-way valve 11 is not mounted to main channel 2, but with being connect by main channel 2, detergent A, detergent B and flushing are similar to Fig. 3's.
Fig. 9
This map device is compared with Fig. 7, and difference is on the pipeline between two position three-way valve 11 and piston 6 of this figure to be provided with check valve E12, eliminates the check valve D10 between two position three-way valve 11 and detergent B boxes.Detergent A, detergent B and flushing are similar to Fig. 7's.
Figure 10
What this map device was different from Fig. 6 is that two position three-way valve 11 is not mounted to main channel 2, but with being connect by main channel 2, detergent A, detergent B and flushing are similar to Fig. 3's.
Embodiment 11
This example apparatus for feeding liquid detergent, it is that the check valve A3, check valve C7 and two-position three-way electromagnetic switching valve 11 be integrated in a switching valve 21 on the basis of embodiment ten, the main channel 2 and Venturi tube 8 are integrated in a box body 20, the box body is combined and constituted by lid 20-A, upper box 20-B, lower box 20-C from top to bottom, the detergent A boxes 4 and detergent B boxes 9 piece together a detergent box, the detergent box is arranged at the intracavitary of lower box, and the water intaking valve 1, check valve B5, piston 6, switching valve 21 and check valve E12 are installed on the box body；The switching valve 21, which has, rinses water inlet 2101, detergent B entrances 2102, detergent A entrances 2103, switching outlet A2104 and switching outlet B2105, the two-position three way magnetic valve of the switching valve has valve pocket A2106, valve pocket B2107, magnet coil 2108, piston 2109, positioned at valve pocket B preceding valve seat 2111 and rear valve base 2112, there is back-moving spring 2113 on piston rear end top, piston nose connects elastomer 2110 and is located between the preceding valve seat and rear valve base, the preceding valve seat and elastomer constitute valve C, rear valve base and elastomer constitute valve D, the valve pocket A and flushing water water inlet insertion, valve pocket B and switching outlet B insertions, the check valve A3 of the switching valve under normality, check valve C7 is closed, the interstitial fluid flow resistance for making switching export A and valve pocket A is broken, the interstitial fluid flow resistance of detergent A entrances and valve pocket A is broken, elastomer is in forwardly moved position under the action of reset spring, close valve C, Open valve D, make valve pocket A and valve pocket B insertions；The box body exports 2003 and detergent B outlets 2004 provided with water inlet 2001, inlet 2002, detergent A, provided with filling pipe end 2005 and upper liquid mouthful 2006 in box body, water inlet is communicated to venturi negative pressure generator by filling pipe end, inlet is communicated to check valve E by upper liquid mouthful, water inlet 2001 is connected with the switching outlet A2104 of the switching valve, inlet 2002 is connected with the switching outlet B2105 of the switching valve, and the outlet of water intaking valve 1 is connected with the flushing water inlet 2101 of switching valve；The fin being respectively provided with below the lid and above upper box below fin, lid is corresponding with the fin above upper box and sealing-in forms the main channel 8.
Illustrate the course of work of the present apparatus below.
First, flushing water is conveyed
Under the obstructed electricity condition of magnet coil 2108 of switching valve 21, open water intaking valve 1, flushing water inlet 2101 of the current Jing Guo switching valve, because the flowing pressure of flushing water is more than atmospheric pressure, water pressure in valve pocket A2106 is closed check valve A3, check valve C7 is in open mode, due to the magnet coil no power of switching valve, valve seat 2111 before piston 2109 acts on elastomer 2110 under the effect of back-moving spring 2113, it is closed valve C, and valve D is in open mode, valve pocket B2107 and valve pocket A keeps insertion, valve pocket A water passes through valve pocket B, the switching valve outlet B2105 of switching valve, upper box 20-B inlet 2002, check valve E12, piston 6, check valve B5, main channel 2 is flowed into by the negative pressure mouthful of venturi negative pressure generator 8 again, finally flow into washing tube；On the other hand, check valve C water is flowed through by switching valve outlet A2104, the water inlet 2001 of upper box, filling pipe end 2005, then enters main channel by flowing into the inlet flow of venturi negative pressure generator, and washing tube is finally also flowed into together.
2nd, putting detergent A
Under the obstructed electricity condition of magnet coil 2108 of switching valve 21, motor driving piston 6, when piston endosome, which is accumulated, to be increased, pressure is less than ambient pressure in piston, forms negative pressure；Now, check valve B, check valve C are closed, and check valve A, check valve E are in open mode.The negative pressure is by upper liquid mouthful 2006, it is delivered to the switching outlet B of switching valve, due to the magnet coil no power of switching valve, piston make under action of reset spring elastomer act on before valve seat, it is closed valve C, and valve D is in open mode, valve pocket B and valve pocket A keeps insertion, and thus negative pressure is delivered to valve pocket A.It is more than the pressure in valve pocket A equivalent to the pressure in the detergent A boxes 4 of atmospheric pressure, detergent in detergent A boxes flows into valve pocket A by check valve A, the parameter designing of back-moving spring ensures that it is enough to overcome what the difference of negative pressure in the atmospheric pressure and valve pocket B of detergent B boxes 9 caused to remain off valve C to the pressure of elastomer, so that the detergent in detergent B boxes cannot flow into valve pocket B.When piston endosome, which is accumulated, to be reduced, pressure is more than ambient pressure in piston；Now, check valve E is closed, and check valve B is opened.Liquid in piston is extruded, and liquid flows into main channel by the negative pressure mouthful of venturi negative pressure generator, finally flows into washing tube.Once, the detergent amount extracted out from detergent A boxes is certain to piston reciprocating, only need to control the number of times of piston reciprocating, you can the injected volume of control detergent.When the detergent injected volume of metering reaches sets target value, closure piston motor stops detergent A suctions and delivers.Water intaking valve 1 is opened, foregoing flushing action is performed, will can be rinsed well after continuing for some time including the detergent A in the stream including switching valve and piston.
3rd, putting detergent B
Under the magnet coil "on" position of switching valve, motor driving piston 6, when piston endosome, which is accumulated, to be increased, pressure is less than ambient pressure in piston, forms negative pressure；Now, check valve B is closed, and check valve E is in open mode.The negative pressure is by upper liquid mouthful, it is delivered to the switching outlet B of switching valve, because the magnet coil of switching valve is powered, piston overcomes the active force of back-moving spring elastomer is acted on rear valve base under electromagnetic attraction effect, and valve C is opened, and valve D is closed, valve pocket B and valve pocket A passage is separated, therefore negative pressure can only be delivered to valve pocket B, and the detergent being more than equivalent to the pressure in the detergent B boxes of atmospheric pressure in the pressure in valve pocket B, detergent B boxes flows into valve pocket B.When piston endosome, which is accumulated, to be reduced, pressure is more than ambient pressure in piston；Now, check valve E is closed, and check valve B is opened.Liquid in piston is extruded, and liquid flows into main channel by the negative pressure mouthful of venturi negative pressure generator, finally flows into washing tube.Once, the detergent amount for being extracted detergent box B tries that necessarily, only the number of times of piston reciprocating need to be controlled piston reciprocating, you can the injected volume of control detergent.When the detergent injected volume of metering reaches sets target value, motor driving piston is closed, that is, stops detergent B suctions and delivers.
Detergent B flushing is like the flushing with above-mentioned detergent A in stream.
Claims (14)
1. a kind of apparatus for feeding liquid detergent, with main channel (2), main channel inlets be connected with into
Water valve (1), main channel outlet connection washing tube water inlet, it is characterised in that：Provided with piston (6), list
To valve A (3), check valve B (5) and detergent A boxes (4), the piston is connected in main channel, piston
Main channel inlet segment is constituted between entrance and main channel inlets, is constituted between piston outlet and main channel outlet
Main channel water exit end, check valve A entrance is connected with detergent A boxes, check valve A outlet with it is described
Main channel inlet segment bypass, the check valve B is connected to the main channel water exit end, and check valve B's enters
Mouth is with exporting corresponding piston outlet and main channel outlet respectively.
2. delivery device as claimed in claim 1, it is characterised in that：The main channel outlet and wash
Wash agent bucket water inlet between be connected with venturi negative pressure generator (8), the import of venturi negative pressure generator
Connection check valve C (7) connects the main channel inlet segment, the outlet connection of venturi negative pressure generator afterwards
The washing tube water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
3. delivery device as claimed in claim 1, it is characterised in that：The main channel inlet segment connects
Two position three-way valve (11) is connected to, the two-position three way valve outlet is connected to the piston inlet port, two position three-way valve
One entrance is connected to the outlet of the check valve A, another entrance connection check valve D (10) of two position three-way valve
After be connected with detergent B boxes (9).
4. delivery device as claimed in claim 3, it is characterised in that：The main channel outlet and wash
Wash and be connected with venturi negative pressure generator between agent bucket water inlet, the import connection of venturi negative pressure generator
The main channel inlet segment is connected after check valve C, the outlet of venturi negative pressure generator connects the washing
Bucket water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
5. delivery device as claimed in claim 1, it is characterised in that：The main channel inlet segment connects
Be connected to two position three-way valve, the two position three-way valve Way out be connected with after check valve E (12) be connected to it is described
Piston inlet port, the entrance of two position three-way valve one is connected to the outlet of the check valve A, two position three-way valve it is another enter
Mouth is connected with detergent B boxes.
6. delivery device as claimed in claim 5, it is characterised in that：The main channel outlet and wash
Wash and venturi negative pressure generator is connected between barrel water inlet, the import connection of venturi negative pressure generator is single
The main channel inlet segment is connected after to valve C, the outlet of venturi negative pressure generator connects the washing tube
Water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
7. delivery device as claimed in claim 1, it is characterised in that：The check valve A leads to main
Two position three-way valve is connected between road inlet segment, the two-position three way valve outlet is connected to the piston inlet port, two
The entrance of position three-way valve one is connected to the outlet of the check valve A, another entrance connection check valve of two position three-way valve
Detergent B boxes are connected with after D.
8. delivery device as claimed in claim 7, it is characterised in that：The main channel outlet and washing
Venturi negative pressure generator is connected between agent bucket water inlet, the import connection of venturi negative pressure generator is single
The main channel inlet segment is connected after to valve C, the outlet of venturi negative pressure generator connects the washing tube
Water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
9. delivery device as claimed in claim 1, it is characterised in that：The check valve A and master are logical
Two position three-way valve is connected between road inlet segment, the two position three-way valve Way out is connected with after check valve E
The piston inlet port is connected to, the entrance of two position three-way valve one is connected to the outlet of the check valve A, two-position three way
Another entrance of valve is connected with detergent B boxes.
10. delivery device as claimed in claim 9, it is characterised in that：The main channel outlet and wash
Wash and be connected with venturi negative pressure generator between agent bucket water inlet, the import connection of venturi negative pressure generator
The main channel inlet segment is connected after check valve C, the outlet of venturi negative pressure generator connects the washing
Bucket water inlet, the negative pressure mouthful connection main channel outlet of venturi negative pressure generator.
11. water feed apparatus as claimed in claim 10, it is characterized in that the check valve A (3), unidirectional
Valve C (7) and two-position three-way electromagnetic switching valve (11) are integrated in a switching valve (21), the main channel
(2) and Venturi tube (8) is integrated in a box body (20), the box body from top to bottom by lid (20-A),
Upper box (20-B), lower box (20-C) combine composition, the detergent A boxes (4) and detergent B boxes
(9) detergent box is pieced together, the detergent box is arranged at the intracavitary of lower box, the water intaking valve (1),
Check valve B (5), piston (6), switching valve (21) and check valve E (12) are installed on the box body.
12. water feed apparatus as claimed in claim 11, it is characterized in that the switching valve (21) has
Rinse water inlet (2101), detergent B entrances (2102), detergent A entrances (2103), switching
A (2104) and switching outlet B (2105) are exported, the two-position three way magnetic valve of the switching valve has valve
Chamber A (2106), valve pocket B (2107), magnet coil (2108), piston (2109), positioned at valve pocket B
Preceding valve seat (2111) and rear valve base (2112), there are back-moving spring (2113), piston in piston rear end top
Front end connects elastomer (2110) and is located between the preceding valve seat and rear valve base, the preceding valve seat and elasticity
Body constitutes valve C, and rear valve base and elastomer constitute valve D, and the valve pocket A is passed through with flushing water water inlet
Logical, valve pocket B exports check valve A (3), the check valve of the switching valve under B insertions, normality with switching
C (7) is closed, and the interstitial fluid flow resistance that switching exports A and valve pocket A is broken, detergent A entrances and valve pocket A
Interstitial fluid flow resistance break, under the action of reset spring elastomer be in forwardly moved position, close valve C,
Open valve D, makes valve pocket A and valve pocket B insertions.
13. water feed apparatus as claimed in claim 12, it is characterized in that the box body is provided with water inlet
(2001), inlet (2002), detergent A outlets (2003) and detergent B outlets (2004),
Provided with filling pipe end (2005) and upper liquid mouthful (2006) in box body, water inlet is communicated to text by filling pipe end
Negative pressure generator in mound, inlet is communicated to check valve E, water inlet (2001) and institute by upper liquid mouthful
State switching outlet A (2104) connections of switching valve, inlet (2002) and the switching of the switching valve
Export B (2105) connections, water intaking valve (1) outlet and the flushing water inlet (2101) of switching valve
Connection.
14. water feed apparatus as claimed in claim 13, it is characterized in that below the lid and on upper box
The fin that face is respectively provided with below fin, lid is corresponding with the fin above upper box and sealing-in forms the master and led to
Road (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610191549.2A CN107287833A (en) | 2016-03-30 | 2016-03-30 | A kind of apparatus for feeding liquid detergent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610191549.2A CN107287833A (en) | 2016-03-30 | 2016-03-30 | A kind of apparatus for feeding liquid detergent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107287833A true CN107287833A (en) | 2017-10-24 |
Family
ID=60086953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610191549.2A Pending CN107287833A (en) | 2016-03-30 | 2016-03-30 | A kind of apparatus for feeding liquid detergent |
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| Country | Link |
|---|---|
| CN (1) | CN107287833A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107841852A (en) * | 2017-10-27 | 2018-03-27 | 金华市宏昌电器有限公司 | Liquid preparation feedway |
| CN109518425A (en) * | 2018-12-06 | 2019-03-26 | 杭州神林电子有限公司 | A kind of detergent jettison system |
| JP2019181023A (en) * | 2018-04-16 | 2019-10-24 | 日立グローバルライフソリューションズ株式会社 | Washing machine |
| WO2020147770A1 (en) * | 2019-01-18 | 2020-07-23 | 青岛海尔滚筒洗衣机有限公司 | Detergent dispensing apparatus and washing machine |
| WO2022021911A1 (en) * | 2020-07-30 | 2022-02-03 | 青岛海尔洗衣机有限公司 | Washing machine |
| CN114059303A (en) * | 2020-07-29 | 2022-02-18 | 无锡小天鹅电器有限公司 | Feeding device of clothes treatment equipment and clothes treatment equipment |
| WO2023019790A1 (en) * | 2021-08-16 | 2023-02-23 | 杭州神林电子有限公司 | Detergent dispensing system |
| EP4039865A4 (en) * | 2019-09-30 | 2023-11-01 | LG Electronics Inc. | Additive supply unit and washing machine including same |
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| CN107841852A (en) * | 2017-10-27 | 2018-03-27 | 金华市宏昌电器有限公司 | Liquid preparation feedway |
| JP2019181023A (en) * | 2018-04-16 | 2019-10-24 | 日立グローバルライフソリューションズ株式会社 | Washing machine |
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| CN109518425B (en) * | 2018-12-06 | 2023-10-20 | 杭州神林电子有限公司 | Detergent delivery system |
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| EP4039865A4 (en) * | 2019-09-30 | 2023-11-01 | LG Electronics Inc. | Additive supply unit and washing machine including same |
| CN114059303A (en) * | 2020-07-29 | 2022-02-18 | 无锡小天鹅电器有限公司 | Feeding device of clothes treatment equipment and clothes treatment equipment |
| CN114059303B (en) * | 2020-07-29 | 2023-11-14 | 无锡小天鹅电器有限公司 | Put-in device of clothes treatment equipment and clothes treatment equipment |
| WO2022021911A1 (en) * | 2020-07-30 | 2022-02-03 | 青岛海尔洗衣机有限公司 | Washing machine |
| WO2023019790A1 (en) * | 2021-08-16 | 2023-02-23 | 杭州神林电子有限公司 | Detergent dispensing system |
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