CN105862349A - A delivery device - Google Patents
A delivery device Download PDFInfo
- Publication number
- CN105862349A CN105862349A CN201510751553.5A CN201510751553A CN105862349A CN 105862349 A CN105862349 A CN 105862349A CN 201510751553 A CN201510751553 A CN 201510751553A CN 105862349 A CN105862349 A CN 105862349A
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- China
- Prior art keywords
- detergent
- valve
- constant volume
- switching valve
- negative pressure
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Classifications
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- 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
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- 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
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/088—Liquid supply arrangements
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The invention provides a device used for automatic delivery of a washing agent on such electrical appliances as a washing machine and a dish washing machine. The delivery device comprises a water inlet solenoid valve, a washing agent switching valve, a liquid storage box, a constant volume device and a negative pressure generator. The constant volume device and the washing agent switching valve control the delivery of a washing agent separately; the liquid storage box comprises a washing agent storage cavity and a water box; an upper shell assembly at least comprises three fluid channels; the water inlet solenoid valve is provided with a water inlet and a first water outlet and a second water outlet with respective solenoid valves; the first water outlet is connected with the washing agent switching valve and the second water outlet is connected with the negative pressure generator; a negative pressure opening in the negative pressure generator is connected with a negative pressure opening of the constant volume device via a fluid channel; the washing agent storage cavity is connected to the inlet of the washing agent switching valve via a fluid channel; the outlet of the washing agent switching valve is connected to a washing agent inlet opening of the constant volume device via a fluid channel. The delivery device is novel in structure, low in manufacture cost and high in precision and prevents blockage of the washing agent.
Description
Technical field
The invention belongs to the liquid dispensing apparatus in electrical equipment, a kind of detergent or full-automatic device thrown in of abluent on the electrical equipment such as washing machine, dish-washing machine.
Background technology
At present, on market, the input of the electrical equipment detergent such as existing washing machine is by manually adding washing tube to or being left in advance by detergent inside the detergent case of the electrical equipment such as washing machine, is then rushed by water or detergent is rendered in the washing tube of the electrical equipment such as washing machine by additive method.Artificial control is depended in the input of this detergent, and will manually throw in when washing every time, and the amount every time thrown in is the most different.Demand and expanding economy along with market, using the device automatically thrown in the electric equipment such as washing machine, dish-washing machine is with a kind of inevitable trend, and the injected volume of detergent can be automatically adjusted according to washing weight difference, so client in use need not detergent be added, but also can disposably deposit substantial amounts of detergent in the electric equipments such as washing machine.
The electrical equipment such as washing machine being applied to delivery device on existing market is to use peristaltic meatering pump, gear wheel metering pump, piston pump etc. to realize automatically throwing in.Owing to the viscosity of detergent is to vary with temperature to change with the conversion in season, the detergent viscosity of every kind of brand is the most different, so precision when it is thrown in is the most different, and pump structure is complicated, manufacturing cost is high, easily lumps in pump at the long-time non-used time detergent of washing facility.
nullAt present，As the Chinese invention patent document of Application No. 200910152768.x discloses a kind of apparatus for feeding liquid detergent，This delivery device has constant volume device，Can accurately throw in by constant volume，It has the valve body being made up of valve A and valve B，Room is set in valve body，Valve body is externally provided with water outlet nozzle，Water inlet nozzle，Feed liquor nozzle and air nozzle，Valve body is provided with valve A，Valve B，Valve body top is provided with valve seat C，Valve B connects bearing，Bearing is relative with valve seat C，Between bearing and valve seat C, density of setting is less than the valve ball of water，Valve ball constitutes valve C with valve seat C，Water outlet nozzle is connected with constant volume chamber by valve A，Feed liquor nozzle is connected with constant volume chamber by valve B，Air nozzle is connected with constant volume chamber by valve C，Although this invention can be accomplished quantitatively to throw in，But in Shi Jian，Existing detergent throwing device including this detergent throwing device there is also following deficiency:
1, the valve in constant volume device and constant volume device controls detergent injected volume completely, and the structure causing constant volume device is the most complicated, and manufacturing cost is high, and precision is low, easily blocks, and it is inconvenient to keep in repair and change valve after blocking.
2, relying on the valve in constant volume device to seal, sealed precision is the highest.
3, liquid detergent trough, entering water electromagnetic valve, water box, constant volume device and negative pressure generator are all connected by pipeline, cause whole delivery device structure too fat to move, and the volume in a disguised form occupied is big.
Summary of the invention
The technical problem to be solved is to provide a kind of novel structure, low cost of manufacture, and detergent had both been not easy blocking, threw in again the delivery device that precision is higher.
In order to realize foregoing invention technical problem to be solved, present invention employs techniques below scheme:
A kind of delivery device, including entering water electromagnetic valve, liquid storage box, constant volume device, detergent switching valve, negative pressure generator and at least three fluid passage for connection, at least three fluid passage includes first, second, third fluid passage；Liquid storage box includes that at least one detergent storage chamber and at least one is connected into the water box of washing machine；Constant volume device is provided with constant volume device detergent inlet, constant volume device negative pressure mouth and constant volume device leakage fluid dram；Described entering water electromagnetic valve has water inlet, respectively the first outlet with corresponding electromagnetic valve and the second outlet；Described second outlet connects negative pressure generator, and the negative pressure mouth on negative pressure generator connects constant volume device negative pressure mouth by second fluid passage；Described detergent switching valve independent of constant volume device outside, detergent switching valve is provided with: detergent switching valve liquid outlet that the detergent that is connected with the first outlet of described entering water electromagnetic valve switching valve water inlet and the 3rd fluid passage connect and switch valve inlet for sending into the detergent of detergent；Described detergent switching valve is to have any break-make detergent switching valve water inlet, detergent switching valve inlet and the switching valve of detergent switching valve liquid outlet；Detergent storage chamber connects detergent switching valve inlet by first fluid passage, and detergent switching valve liquid outlet is connected into constant volume device detergent inlet by the 3rd fluid passage；Described constant volume device leakage fluid dram connects water spilage tray.
As preferably, described detergent switching valve includes valve casing and the spool being arranged in valve casing；Detergent switching valve water inlet is positioned at valve casing one end, and detergent switching valve liquid outlet is positioned at the other end that valve casing is corresponding, and detergent switching valve inlet is positioned at the side of valve casing；Upper seal support and bottom sealing socket it is additionally provided with in valve casing；Described spool includes plug, iron core, spring, magnetic conduction core and solenoid；Valve A it is bonded between upper seal support and plug；Combine between bottom sealing socket and plug and form valve B；Upper intake chamber, the valve B lower intake chamber formed below in valve casing is formed between valve A, valve B in valve casing；Solenoid is enclosed within outside magnetic conduction core, and iron core is positioned at above magnetic conduction core, and iron core lower end is connected on magnetic conduction core by spring；Iron core upper end passes bottom sealing socket, and connects the plug between upper seal support and bottom sealing socket；Upper intake chamber connects detergent switching valve water inlet by valve A；Upper intake chamber is by valve B connection detergent switching valve inlet；Detergent switching valve liquid outlet directly connects intake chamber, the lower intake chamber of detergent switching valve water inlet connection.
As preferably, described liquid storage box includes upper housing component and lower house；First, second, third fluid passage is respectively positioned on upper housing component, and detergent storage chamber and water box are positioned at below upper housing component.
As preferably, described constant volume device is made up of housing, ball float A, ball float B, V-seal part, U-shaped sealing member, U-shaped seal seats；Case inside is provided with constant volume chamber, and the ball float A in constant volume chamber forms valve E with the combination of V-seal part；Ball float B in constant volume chamber is combined formation valve F with U-shaped sealing member；Constant volume device detergent inlet directly connects with constant volume chamber；Constant volume device negative pressure mouth connects constant volume chamber by described valve E；Liquid in constant volume chamber connects constant volume device leakage fluid dram by valve F.
As preferably, the housing that valve E is corresponding is provided with for limiting ball float A ball float seat A of longitudinally-moving below V-seal part；The upper shell that valve F is corresponding is provided with ball float seat B.
As preferably, upper housing component is provided with lower end and connects the first connecting tube of detergent storage chamber, and upper housing component top is provided with and connects the first liquid outlet bottom detergent storage chamber by the first connecting tube and connect the detergent stream that detergent switches the entrance of valve；Described first fluid passage is sequentially connected with is constituted by the first connecting tube, the first liquid outlet and detergent stream.
Upper housing component top sets Packed negative pressure transmission stream, and negative pressure transmission stream one end connects the negative pressure mouth on negative pressure generator, and the other end connects the negative pressure mouth of constant volume device；Second fluid passage is that described negative pressure transmits stream.
Upper housing component bottom is provided with the 3rd inlet connecting detergent switching valve liquid outlet；Upper housing component top is provided with detergent stream, and detergent stream one end connects the 3rd inlet, and the other end connects constant volume device detergent inlet；Described 3rd inlet and detergent stream connect and compose the 3rd fluid passage.Visible, aforesaid liquid detergent tank, water box, constant volume device, detergent switching valve and negative pressure generator are all realized by the fluid passage of upper housing component, rather than use complicated and bending the pipeline of structure to realize connecting, so enable to whole delivery device rational in infrastructure, reduce the casing internal such as washing machine, dish-washing machine takies volume such that it is able to be more reasonably fitted in washing machine, dish-washing machine.
As preferably, upper housing component bottom is provided with the second connecting tube connecting water cassette bottom portion, and upper housing component top is provided with the second leakage fluid dram and the discharge opeing stream connecting the second connecting tube upper end；Discharge opeing stream one end connects the second leakage fluid dram, and the other end connects constant volume device leakage fluid dram.
As preferably, the horizontal level of the leakage fluid dram bottom described second connecting tube is less than the bottommost of constant volume device.
As preferably, upper housing component is made up of upper shell body and sealing lid, and detergent stream, negative pressure transmission stream, discharge opeing stream and detergent stream are bonded by bar-shaped trough and the sealing lid of upper shell body.Visible, above-mentioned detergent storage chamber, water box, constant volume device, detergent switching valve and negative pressure generator are all realized by each stream that upper housing component top is integrated, so enable to whole delivery device rational in infrastructure, reduce the casing internal such as washing machine, dish-washing machine takies volume such that it is able to be more reasonably fitted in washing machine, dish-washing machine.
As preferably, negative pressure generator includes the water inlet being connected with the second outlet, tapered water inlet, contraction mouth, gradually begins to rehearse the mouth of a river, reservoir chamber and reservoir chamber discharge outlet；Water inlet connect tapered water inlet, tapered water inlet and gradually begin to rehearse between the mouth of a river by contraction mouth through, contraction mouth is provided with negative pressure mouth；Being provided with gap in reservoir chamber, gap is higher than the mouth of a river top edge that gradually begins to rehearse, and the position of reservoir chamber discharge outlet is less than the lower limb at the mouth of a river that gradually begins to rehearse.Negative pressure generator uses venturi benefit, is possible not only to the water inlet utilizing entering water electromagnetic valve to produce negative pressure to control the attraction of constant volume device, can feed the water into again water box well, and such infrastructure cost is low, and does not the most produce counter productive.
As preferably, described detergent switching valve water inlet is additionally provided with non-return valve.
Have employed the delivery device of technique scheme, compared with existing delivery device, have the advantages that
One, the present invention has constant volume device and detergent switching valve combination controls detergent and automatically throws in, not only novel structure and rationally, and the complicated too fat to move structure of existing constant volume device can be reduced, utilize lower manufacturing cost, realize preferably throwing in precision and stability, switch valve because of constant volume device and detergent during maintenance, keep in repair and change convenient.
Two, the constant volume device of the present invention and detergent switching valve combine uses, it is possible to should multiple occasion putting detergent the most very convenient, after constant volume device simple in construction, seal point reduces, and sealing effectiveness and sealed precision easily improve, and is difficult to occur leaking.
Three, this constant volume device and detergent switching valve combination also solve detergent throwing device in prior art and throw in inefficiency and susceptible to plugging problem.
Accompanying drawing explanation
The structural representation of Fig. 1: the embodiment of the present invention.
The decomposition texture schematic diagram of Fig. 2: the embodiment of the present invention.
Fig. 3: the flow passage structure schematic diagram of upper shell bodies top in the embodiment of the present invention.
Fig. 4: the sectional structure schematic diagram that line A-A cuts open along Fig. 5.
Fig. 5: the structural representation of negative pressure generator in the embodiment of the present invention.
The cross-sectional view one of Fig. 6: the embodiment of the present invention.
The cross-sectional view two of Fig. 7: the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings invention is described further.
Embodiment: a kind of delivery device as shown in figs. 1-7, this delivery device is mainly made up of entering water electromagnetic valve 4, detergent switching valve 1, liquid storage box 2, constant volume device 3 and negative pressure generator 5.As shown in Figure 1, Figure 2 and Figure 4, liquid storage box 2 includes upper housing component 202 and lower house 203, and upper housing component 202 is covered the sealing lid 201 at its top formed by upper shell body and sealing.And be provided with detergent storage chamber 203a inside lower house 203 and be connected into the water box 203b of washing machine, wherein detergent storage chamber 203a is positioned at lower house 203 middle inside, and water box 203b is centered around outside detergent storage chamber 203a, water box 203b lower end is provided with the leaking hole being connected into washing machine.Upper housing component 202 top corresponding to detergent storage chamber 203a has detergent and adds mouth 216.
First; as depicted in figs. 1 and 2; the entering water electromagnetic valve 4 of the present invention includes electromagnetic valve A and electromagnetic valve B; in addition; this entering water electromagnetic valve 4 is generally also provided with a single water inlet 401 and first outlet the 402, second outlet 403; this water inlet 401 is respectively communicated with electromagnetic valve A and electromagnetic valve B by certain chamber, and the first outlet 402 connects the outlet of corresponding electromagnetic valve A, and the second outlet 403 connects the outlet of corresponding electromagnetic valve B.Above-mentioned first outlet 402 connects above-mentioned detergent switching valve 1 by pipeline, and the second outlet 403 connects negative pressure generator 5.
Secondly, upper housing component 202 is at least provided with three fluid passages, generally, the fluid passage of upper housing component 202 is all the bar-shaped trough by upper shell bodies top and seals lid 201 and combine sealing and constitute, so having only to change the angle of bend of bar-shaped trough, radian just can the multiple stream of the most reasonably whole delivery device of layout, thus replace pipeline annexation, pipeline that will be complicated is directly integrated in upper housing component 202 top to reduce the volume of whole delivery device.
As shown in Figures 6 and 7, above-mentioned constant volume device is provided with constant volume device detergent inlet 207, constant volume device negative pressure mouth 209 and constant volume device leakage fluid dram 215.Specifically, constant volume device 3 is made up of housing 301, ball float A305, ball float B306, V-seal part 307, U-shaped sealing member 308, U-shaped seal seats 311.Housing 301 housing bottom is closed and is not provided with any inlet and outlet, and constant volume device detergent inlet 207, constant volume device negative pressure mouth 209 and constant volume device leakage fluid dram 215 are respectively positioned on housing 301 top.Constant volume chamber 302 it is provided with inside housing 301, ball float A305, ball float seat A309, ball float B306, ball float seat B310, V-seal part 307, U-shaped sealing member 308, U-shaped seal seats 311 are respectively positioned in constant volume chamber 302, wherein ball float A305 is positioned at below V-seal part 307, and it is positioned at ball float seat A309, ball float seat A309 is to be fixed on bottom one in the cylindrical shape position-limiting drum of case inside, at least provided with multiple side openings in cylindrical shape position-limiting drum, to keep it to connect with constant volume chamber 302, ensure that again ball float A305 only moves longitudinally up and down inside cylindrical shape position-limiting drum.And V-seal part 307 is to have the rounded sealing member of through hole and outside in the middle part of in the of one, outside below this sealing member to middle part forms certain gradient, this gradient encloses formation taper type recess, it is named as V-seal part 307 because of its cross section forming V-shape or taper, its purpose is to coordinate ball float A305 together, when ball float A contacts sealing with its underpart, stop the constant volume chamber 302 middle through-hole by V-seal part 307, therefore, valve E303 is formed.In like manner, ball float B306 in above-mentioned constant volume chamber 302 is combined formation valve F304 with U-shaped sealing member 308, ball float seat B310 is corresponding on upper shell 203, and below U-shaped sealing member 308, it is additionally provided with a U-shaped seal seats 311, for connecting ball float seat B310 and ball float B306 being limited in the phase, make it can only be movable in particular range, so that its ball float B306 can stably combine with U-shaped sealing member 308 forms valve F304.
Above-mentioned constant volume device detergent inlet 207 directly connects with constant volume chamber 302, constant volume device negative pressure mouth 209 connects constant volume chamber 302 by valve E303, the negative pressure produced by constant volume device negative pressure mouth 209 controls valve E303, and the liquid in constant volume chamber 302 connects constant volume device leakage fluid dram 215 by valve F304.
It follows that as shown in Figures 6 and 7, the waterway inlet of the detergent switching valve 1 of the present invention is as it has been described above, be connected with entering water electromagnetic valve 1.The cleaning mixture entrance of detergent switching valve 1 is connected into from detergent storage chamber 203a by first fluid passage.The outlet of detergent switching valve 1 is connected into constant volume device detergent inlet 207 by the 3rd fluid passage of upper housing component 202.Specifically, detergent switching valve 1 includes valve casing 107 and the spool being arranged in valve casing 107.Valve casing 107 one end is provided with the detergent switching valve water inlet 103 being connected with described first outlet 402, the other end is provided with the detergent switching valve liquid outlet 106 being connected with the 3rd fluid passage, the outlet of detergent switching valve liquid outlet 106 that is described detergent switching valve 1, valve casing 107 side is additionally provided with the detergent switching valve inlet 101 for sending into detergent；Upper seal support 1013 and bottom sealing socket 1014 it is additionally provided with in valve casing 107.Spool includes plug 109, iron core 110, spring 111, magnetic conduction core 112 and solenoid 113, is bonded valve A1041 between upper seal support 1013 and plug 109, combines and form valve B1042 between bottom sealing socket 1014 and plug 109.Upper intake chamber 1011, the valve B1042 lower intake chamber 1012 formed below in valve casing 107 is formed between valve A1041, valve B1042 in valve casing 107；Solenoid 113 is enclosed within outside magnetic conduction core 112, and iron core 110 is positioned at above magnetic conduction core 112, and iron core 110 lower end is connected on magnetic conduction core 112 by spring 111.Iron core 110 upper end passes bottom sealing socket 1014, and connects the plug 109 between upper seal support 1013 and bottom sealing socket 1014.Upper intake chamber 1011 connects detergent switching valve inlet 101 by valve A1041.The upper intake chamber 1011 of detergent switching valve liquid outlet 106 connection.Wash agent switching valve water inlet 103 and connect lower intake chamber 1012.
Above-mentioned negative pressure generator 5 includes the water inlet 51 being connected with the second outlet 403, tapered water inlet 53, contraction mouth 54, gradually begins to rehearse the mouth of a river 52, reservoir chamber 56 and reservoir chamber discharge outlet 58.
Water inlet 51 connects tapered water inlet 53, tapered water inlet 53 and gradually begin to rehearse between the mouth of a river 52 by contraction mouth 54 through, the mouth of a river 52 that gradually begins to rehearse connects reservoir chamber 56, gap 55 it is provided with in reservoir chamber 56, gap 55 is higher than the mouth of a river 52 top edge 521 that gradually begins to rehearse, and the position of reservoir chamber discharge outlet 58 is less than the lower limb 522 at the mouth of a river 52 that gradually begins to rehearse.Above-mentioned contraction mouth 54 is provided with negative pressure mouth 57, and negative pressure mouth 57 connects constant volume device negative pressure mouth 209 by second fluid passage.
Upper housing component 202 is at least provided with three fluid passages, specifically, upper housing component 202 is provided with the first connecting tube 211a that lower end connects detergent storage chamber 203a, and upper housing component 202 top is provided with and connects the first liquid outlet 211 bottom detergent storage chamber 203a by the first connecting tube 211a and connect the detergent stream 212 that detergent switches the entrance of valve.First fluid passage is sequentially connected with is constituted by the first connecting tube 211a, the first liquid outlet 211 and detergent stream 212.Additionally, upper housing component 202 top sets Packed negative pressure transmission stream 210, negative pressure transmission stream 210 one end connects the negative pressure mouth 57 on negative pressure generator 5, and the other end connects the negative pressure mouth 209 of constant volume device.Second fluid passage is that described negative pressure transmits stream 210.Outside to sum up, upper housing component 202 bottom is provided with the 3rd inlet 206 connecting detergent switching valve liquid outlet 106.Upper housing component 202 top is provided with detergent stream 208, and detergent stream 208 one end connects the 3rd inlet 206, and the other end connects constant volume device detergent inlet 207.3rd inlet 206 and detergent stream 208 connect and compose the 3rd fluid passage.The outlet i.e. detergent switching valve liquid outlet 106 of detergent switching valve 1 is connected into constant volume device detergent inlet 207 by the 3rd fluid passage of upper housing component 202.In addition to three circulation passages, upper housing component 202 bottom is additionally provided with the second connecting tube 213a connected bottom water spilage tray 203b, and upper housing component 202 top is provided with the second leakage fluid dram 213 and the discharge opeing stream 214 connecting the second connecting tube 213a upper end.Discharge opeing stream 214 one end connects the second leakage fluid dram 213, and the other end connection constant volume device leakage fluid dram 215, i.e. constant volume device leakage fluid dram 215 pass sequentially through discharge opeing stream the 214, second leakage fluid dram 213 and the second connecting tube 213a exactly thus connect water spilage tray 203b.
Above-mentioned upper housing component 202 is made up of upper shell body and sealing lid 201, and detergent stream 208, negative pressure transmission stream 210, discharge opeing stream 214 and detergent stream 212 are bonded by bar-shaped trough and the sealing lid 201 of upper shell body.Visible, above-mentioned detergent storage chamber 203a, water box 203b, constant volume device 3, detergent switching valve 1 and negative pressure generator 5 are all realized by each stream that upper housing component top is integrated, so enable to whole delivery device rational in infrastructure, reduce the casing internal such as washing machine, dish-washing machine takies volume such that it is able to be more reasonably fitted in washing machine, dish-washing machine.
In order to prevent the detergent in detergent switching valve 1 from flowing backwards, at above-mentioned detergent switching valve water inlet 103, it is additionally provided with non-return valve 117.
During use, starting washing machine or dish-washing machine, add mouth 216 at detergent and add detergent, detergent flows into detergent storage chamber 203a.Entering water electromagnetic valve 4 is intake, the water inlet 51 of negative pressure generator 5 is intake by the second outlet 403 utilizing entering water electromagnetic valve 4, occur Venturi effect to produce negative pressure in negative pressure generator 5, thus connect constant volume device 3 by above-mentioned negative pressure transmission stream 210 and control constant volume device 3 again.And the detergent in detergent storage chamber 203a is under suction function, enter detergent switching valve 1 through the first connecting tube 211a, the first liquid outlet 211 and detergent stream 212.Detergent switching valve 1 can carry out break-make switching to water or detergent, detergent switches valve liquid outlet 106 from detergent after detergent switching valve 1, and send into constant volume device 3 by the 3rd fluid passage, the cleaning mixture after constant volume is connected constant volume device leakage fluid dram 215 by valve F304 by constant volume device 3.Constant volume device leakage fluid dram 215 connects water spilage tray 203b eventually through passing sequentially through discharge opeing stream the 214, second leakage fluid dram 213 and the second connecting tube 213a exactly, sends in washing machine.
Claims (10)
1. a delivery device, it is characterised in that: include entering water electromagnetic valve (4), liquid storage box (2),
Constant volume device (3), detergent switching valve (1), negative pressure generator (5) and at least three fluid for connection
Passage, at least three fluid passage includes first, second, third fluid passage；
Liquid storage box (2) includes that at least one detergent storage chamber (203a) and at least one is connected into washing machine
Water box (203b)；
Constant volume device (3) be provided with constant volume device detergent inlet (207), constant volume device negative pressure mouth (209) and
Constant volume device leakage fluid dram (215)；Described entering water electromagnetic valve (4) has the corresponding electricity of water inlet (401), respectively band
First outlet (402) of magnet valve and the second outlet (403)；Described second outlet (403) connects
Negative pressure generator (5), it is fixed that the negative pressure mouth (57) on negative pressure generator (5) is connected by second fluid passage
Container negative pressure mouth (209)；
Described detergent switching valve (1) is provided with independent of constant volume device (3) outside, detergent switching valve (1):
-be connected with first outlet (402) of described entering water electromagnetic valve (4) detergent switching valve water inlet
(103)、
-be connected with the 3rd fluid passage detergent switching valve liquid outlet (106) and
-for sending into detergent switching valve inlet (101) of detergent；
Described detergent switching valve (1) is to have any break-make detergent switching valve water inlet (103), washing
Agent switching valve inlet (101) and the switching valve of detergent switching valve liquid outlet (106)；
Detergent storage chamber (203a) connects detergent switching valve inlet (101) by first fluid passage,
Detergent switching valve liquid outlet (106) is connected into constant volume device detergent inlet (207) by the 3rd fluid passage；
Described constant volume device leakage fluid dram (215) even water spilage tray (203b).
A kind of delivery device the most according to claim 1, it is characterised in that:
Described detergent switching valve (1) includes valve casing (107) and the spool being arranged in valve casing (107)；
Detergent switching valve water inlet (103) is positioned at valve casing (107) one end, detergent switching valve liquid outlet
(106) being positioned at the other end that valve casing (107) is corresponding, detergent switching valve inlet (101) is positioned at valve
The side of shell (107)；
Upper seal support (1013) and bottom sealing socket (1014) it is additionally provided with in valve casing (107)；Described spool bag
Include plug (109), iron core (110), spring (111), magnetic conduction core (112) and solenoid (113)；
Valve A (1041) it is bonded between upper seal support (1013) and plug (109)；Bottom sealing socket (1014)
And combine between plug (109) and form valve B (1042)；Valve A (1041) in valve casing (107),
Upper intake chamber (1011) is formed, under the valve B (1042) in valve casing (107) between valve B (1042)
Square Cheng Xia intake chamber (1012)；Solenoid (113) is enclosed within magnetic conduction core (112) outside, iron core (110)
Being positioned at magnetic conduction core (112) top, iron core (110) lower end is connected to magnetic conduction core (112) by spring (111)
On；Iron core (110) upper end pass bottom sealing socket (1014), and connect be positioned at upper seal support (1013) and
Plug (109) between bottom sealing socket (1014)；Upper intake chamber (1011) passes through valve A (1041)
Connect detergent switching valve water inlet (103)；Upper intake chamber (1011) is washed by valve B (1042) connection
Wash agent switching valve inlet (101)；Detergent switching valve liquid outlet (106) directly connects intake chamber (1011),
The lower intake chamber (1012) of detergent switching valve water inlet (103) connection.
A kind of delivery device the most according to claim 1, it is characterised in that:
Described liquid storage box (2) includes upper housing component (202) and lower house (203)；The first,
Two, the 3rd fluid passage is respectively positioned on upper housing component (202), detergent storage chamber (203a) and water box
(203b) upper housing component (202) lower section it is positioned at.
A kind of delivery device the most according to claim 1, it is characterised in that:
Described constant volume device (3) is by housing (301), ball float A (305), ball float B (306), V-seal
Part (307), U-shaped sealing member (308), U-shaped seal seats (311) are constituted；Housing (301) inner side sets
Having constant volume chamber (302), the ball float A (305) in constant volume chamber (302) combines with V-seal part (307)
Form valve E (303)；Ball float B (306) in constant volume chamber (302) ties with U-shaped sealing member (308)
Close and form valve F (304)；Constant volume device detergent inlet (207) directly connects with constant volume chamber (302)；
Constant volume device negative pressure mouth (209) connects constant volume chamber (302) by described valve E (303)；Constant volume chamber (302)
Interior liquid connects constant volume device leakage fluid dram (215) by valve F (304).
A kind of delivery device the most according to claim 4, it is characterised in that:
The housing (301) that valve E (303) is corresponding is provided with for limiting ball float A (305) in V-type
Ball float seat A (309) of sealing member (307) lower section longitudinally-moving；At the upper shell that valve F (304) is corresponding
(203) ball float seat B (310) it is provided with.
A kind of delivery device the most according to claim 3, it is characterised in that:
Upper housing component (202) is provided with lower end and connects first connecting tube (211a) of detergent storage chamber, upper casing
Body assembly (202) top is provided with and connects first bottom detergent storage chamber by the first connecting tube (211a)
The detergent stream (212) of the entrance of liquid outlet (211) and connection detergent switching valve；Described first fluid
Passage is sequentially connected with by the first connecting tube (211a), the first liquid outlet (211) and detergent stream (212)
Constitute.
Upper housing component (202) top sets Packed negative pressure transmission stream (210), negative pressure transmission stream (210)
One end connects the negative pressure mouth (57) on negative pressure generator (5), and the other end connects the negative pressure mouth (209) of constant volume device；
Second fluid passage is described negative pressure transmission stream (210).
Upper housing component (202) bottom is provided with the 3rd feed liquor connecting detergent switching valve liquid outlet (106)
Mouth (206)；Upper housing component (202) top is provided with detergent stream (208), detergent stream (208)
One end connects the 3rd inlet (206), and the other end connects constant volume device detergent inlet (207)；Described
Three inlets (206) and detergent stream (208) connect and compose the 3rd fluid passage.
A kind of delivery device the most according to claim 6, it is characterised in that:
Upper housing component (202) bottom is provided with second connecting tube (213a) of even water spilage tray (203b) bottom,
Upper housing component (202) top is provided with the second leakage fluid dram (213) connecting the second connecting tube (213a) upper end
With discharge opeing stream (214)；Discharge opeing stream (214) one end connects the second leakage fluid dram (213), and the other end connects
Constant volume device leakage fluid dram (215).
A kind of delivery device the most according to claim 7, it is characterised in that:
Upper housing component (202) is made up of upper shell body and sealing lid (201), detergent stream (208),
Negative pressure transmission stream (210), discharge opeing stream (214) and detergent stream (212) are by upper shell body
Bar-shaped trough and seal lid (201) be bonded.
9. according to a kind of delivery device described in claim 1-8 any one, it is characterised in that:
Negative pressure generator (5) includes the water inlet (51) being connected with the second outlet (403), tapered water inlet
Mouthful (53), contraction mouth (54), gradually begin to rehearse the mouth of a river (52), reservoir chamber (56) and reservoir chamber discharge outlet (58)；
Water inlet (51) connects tapered water inlet (53), tapered water inlet (53) and gradually begin to rehearse the mouth of a river (52) it
Between by contraction mouth (54) through, contraction mouth (54) is provided with negative pressure mouth (57)；In reservoir chamber (56)
Being provided with gap (55), gap (55) is higher than the mouth of a river (52) top edge (521) that gradually begins to rehearse, reservoir chamber
The position of discharge outlet (58) is less than the lower limb (522) of the mouth of a river (52) that gradually begin to rehearse.
10. according to a kind of delivery device described in claim 1-6 any one, it is characterised in that:
Described detergent switching valve water inlet (103) place is additionally provided with non-return valve (117).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510751553.5A CN105862349A (en) | 2015-11-07 | 2015-11-07 | A delivery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510751553.5A CN105862349A (en) | 2015-11-07 | 2015-11-07 | A delivery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105862349A true CN105862349A (en) | 2016-08-17 |
Family
ID=56624270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510751553.5A Pending CN105862349A (en) | 2015-11-07 | 2015-11-07 | A delivery device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105862349A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023005510A1 (en) * | 2021-07-30 | 2023-02-02 | 青岛海尔洗涤电器有限公司 | Ejector, dispense device and laundry treatment apparatus |
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| CN102226308A (en) * | 2011-06-16 | 2011-10-26 | 杭州神林电子有限公司 | Side-drawing-type liquid detergent putting-in device |
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Application publication date: 20160817 |