WO2023005510A1 - 一种射流器及投放装置及衣物处理设备 - Google Patents
一种射流器及投放装置及衣物处理设备 Download PDFInfo
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- WO2023005510A1 WO2023005510A1 PCT/CN2022/100074 CN2022100074W WO2023005510A1 WO 2023005510 A1 WO2023005510 A1 WO 2023005510A1 CN 2022100074 W CN2022100074 W CN 2022100074W WO 2023005510 A1 WO2023005510 A1 WO 2023005510A1
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- Prior art keywords
- water
- chamber
- injection hole
- channel
- ejector
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 715
- 238000002347 injection Methods 0.000 claims abstract description 210
- 239000007924 injection Substances 0.000 claims abstract description 210
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 30
- 238000007599 discharging Methods 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims description 93
- 238000009423 ventilation Methods 0.000 claims description 42
- 238000007789 sealing Methods 0.000 claims description 33
- 238000012545 processing Methods 0.000 claims description 20
- 238000005406 washing Methods 0.000 claims description 11
- 230000002265 prevention Effects 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 3
- 239000008399 tap water Substances 0.000 abstract description 5
- 235000020679 tap water Nutrition 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 18
- 239000000654 additive Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000010409 ironing Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/088—Liquid supply arrangements
-
- 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
- D06F39/028—Arrangements for selectively supplying water to detergent compartments
-
- 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
Definitions
- the present invention relates to the field of clothes treatment equipment, in particular to a jet used in the water supply waterway of the clothes treatment equipment, and also to a feeding device with the function of feeding water into the clothes treatment equipment, in particular to a jet equipped with the above jet drop device.
- washing equipment With the development of the economic level, more and more washing equipment has entered the user's family; and with the improvement of living standards, the washing equipment not only has a single washing function, but also integrates many other functions. For example: drying, ironing, etc. We collectively refer to them here as laundry treatment equipment.
- the feeding device of the existing clothing processing equipment is provided with a feeding chamber for feeding one or more additives, so that the additives in the feeding chamber can be fed correspondingly with different water supply channels set on the feeding device, so as to realize clothing treatment.
- Different laundry treatment functions of the device are provided with a feeding chamber for feeding one or more additives, so that the additives in the feeding chamber can be fed correspondingly with different water supply channels set on the feeding device, so as to realize clothing treatment.
- a one-way check valve is generally installed at the water inlet of the water supply channel of the clothes treatment equipment to solve the above problems, but the one-way check valve may fail, which makes the whole clothes treatment equipment The water supply system is unreliable.
- the present invention provides a jet device and a dispensing device equipped with the jet device, so as to realize the purpose of supplying pressurized fluid and preventing backflow; at the same time, it also provides a clothing processing device equipped with the jet device dispensing device , in order to achieve the purpose of depressurizing and hindering the backflow of the pressurized fluid, preventing it from crossing the anti-backflow gap and flowing into the tap water supply pipeline.
- An ejector for clothes processing equipment which consists of a front chamber part, a connecting part and a rear chamber part connected in sequence to form a flow channel for water flow;
- the connecting part has a gap for communicating the flow channel with the external atmosphere;
- the front chamber The outlet end of the part is provided with an injection hole for spraying the water flow and directly spraying it into the back chamber through the connecting part; It has a variable-diameter flow channel with a gradually increasing cross-sectional size along the water flow direction.
- the injection hole and the injection hole are coaxially arranged, and the water jetted out of the injection hole flows directly into the injection hole through the connection part; when the jet water flows through the connection part, it uses its own hydraulic pressure to cross the gap set on the connection part, Spray directly into the injection hole.
- connection part is a cylindrical structure
- the front chamber part and the rear chamber part are respectively located at the two ends of the cylindrical structure, and the injection hole of the front chamber part and the injection hole of the rear chamber part are all aligned with the axis of the connection part of the cylindrical structure.
- axis, or parallel arrangement one side of the cylindrical connecting part has a gap, and the gap constitutes a gap connecting the flow channel with the external atmosphere; preferably, the aperture of the cylindrical connecting part is larger than the aperture of the injection hole and the injection hole.
- cylindrical connecting portion extends along the horizontal direction, and the opening on the side wall of the cylindrical connecting portion is opened downward; the axis of the injection hole and the injection hole is arranged upward relative to the axis of the cylindrical connecting portion.
- variable-diameter flow channel is a first tapered flow channel extending along the axial direction of the injection hole, the small mouth end of the first tapered flow channel is connected to the injection hole arranged coaxially and equal in diameter, and the large mouth end is connected to the rear chamber.
- the diameter of the large mouth end of the first tapered flow channel is larger than the diameter of the injection hole and smaller than or equal to the diameter of the cylindrical connecting part.
- the front chamber is composed of a second tapered flow channel that gradually narrows along the water flow direction, and is used for pressurizing the jet water flowing out from the injection hole;
- the small mouth end of the second tapered flow channel communicates with the injection hole of the antechamber with a coaxial and equal diameter, and the large mouth end of the second tapered flow channel is located on the side of the antechamber away from the connecting part, forming an ejector water intake.
- cross-sectional area of the injection hole is equal to or approximately equal to the cross-sectional area of the exit hole
- the cross-sectional area of the injection hole is slightly smaller than the cross-sectional area of the exit hole;
- the injection hole and the injection hole are circular holes arranged coaxially, and the diameter of the injection hole is smaller than that of the injection hole and larger than seven tenths of the diameter of the injection hole.
- front chamber part, the connecting part and the rear chamber part are coaxially arranged integral parts;
- the contact between the front chamber part and the connecting part of the injector constitutes the first support part
- the connection part between the rear chamber part and the connecting part constitutes the second support part
- the outer peripheries of the first support part and the second support part are respectively sleeved
- the present invention also provides a feeding device.
- the feeding device is provided with a water supply channel, and the water supply channel is provided with the above-mentioned jet device.
- the present invention also provides a clothes treatment device, which is provided with the above-mentioned delivery device.
- the present invention has the following remarkable technical progress:
- a gap that connects the flow channel with the outside atmosphere is provided on the jet, and the gap can be used to discharge the water flowing back from the jet to realize the purpose of preventing backflow of the waterway installed with the jet; at the same time, by A variable-diameter flow channel that expands with the direction of the incoming water flow is set at the downstream of the gap of the ejector to hinder the reverse flow, thereby reducing the flow velocity of the reverse flow flowing into the connection part and reducing the probability of the reverse flow flowing into the front chamber of the ejector. It can further effectively prevent the reverse flow from flowing back to the upstream tap water pipeline and polluting it.
- the invention provides a dispensing device to achieve the purpose of sharing the same air-permeable structure with different water supply channels.
- the present invention also provides a delivery device to realize the installation of jets on the high-pressure water supply waterway, thereby achieving the purpose of preventing pressure release of the pressurized water flow.
- the present invention provides a delivery device, which includes:
- the first water supply channel is used to supply high-pressure water supply
- the second water supply channel is used to supply low-pressure water supply
- An anti-backflow gap is provided on the first water supply waterway, which is used to discharge the backflow water in the first water supply waterway;
- the second water supply channel is provided with an air vent, and the air vent communicates with the water inlet cavity formed inside the delivery device through the air exchange channel, and the anti-backflow gap communicates with the air exchange channel, and is used to flow the outflowing backflow water into the inlet through the air exchange channel. in the water cavity.
- the first water supply waterway is provided with an ejector for the influent water to flow through, and the ejector is provided with an anti-backflow gap, and the anti-backflow gap is used to connect the internal flow channel of the ejector with the ventilation channel;
- the ejector is provided with a variable-diameter flow channel downstream of the anti-backflow gap, with a cross-sectional size gradually increasing along the water flow direction.
- the feeding device includes a water box, the inner space of the water box constitutes a water inlet chamber connected to the outside atmosphere, and the ventilation channel, the first water supply channel, and the second water supply channel are integrated on the upper cover provided on the top of the water box , one end of the ventilation channel communicates with the water inlet cavity, and the other end communicates with the air vent of the second water supply channel;
- the ejector is an independent piece installed in the first water supply channel; alternatively, the ejector is integrated in the first water supply channel and integrated with the top cover of the first water supply channel formed by the dispensing device.
- the first water supply channel includes a first water inlet chamber, an installation chamber and a first water outlet chamber, the ejector is installed in the installation chamber, and the water inlet and outlet of the ejector are connected to the first water inlet chamber and the first water outlet chamber respectively. connected to each other; there is an anti-backflow gap on the ejector, and the anti-backflow gap is opened downward and communicated with the ventilation channel set below;
- the inlet of the first water inlet chamber communicates with the water inlet valve through the first water inlet pipeline, and the axis of the ejector extends horizontally and is installed above the first water inlet chamber and on one side of the first water outlet chamber.
- the water inlet of the water inlet is connected with the outlet of the first water inlet chamber through the installation chamber; the water outlet of the ejector is connected with the first water outlet chamber extending coaxially, and the end of the first water outlet chamber is provided with a coaxial opening with the ejector.
- the water supply flow flows out of the first water outlet joint of the dispensing device.
- the second water supply channel includes a second water inlet chamber, a water passage chamber and a second water outlet chamber; the inlet of the second water inlet chamber communicates with the water inlet control valve through the second water inlet pipeline, and the upper part of the second water inlet chamber
- a water passage chamber is provided, the water passage chamber has a water passage inlet and a water passage outlet, the water passage inlet is connected with the outlet set on the top of the second water inlet chamber;
- the water outlet is connected to the top of the second water outlet chamber, and the bottom of the water chamber is provided with a second water outlet joint for the water to flow out of the dispensing device.
- the top of the side wall of the second water outlet chamber of the second water supply channel is provided with an air vent; the air exchange channel extends horizontally and is located on one side of the second water outlet chamber, and the air vent communicates with one end of the air exchange channel, and the air exchange channel The other end has an opening that communicates with the water inlet chamber below.
- the ejector provided on the first water supply waterway is located above the opening of the air exchange passage, and the gap provided on the ejector is set downwards and opened opposite to the opening below, which is used to pass the gap of the ejector through The opening is directly communicated with the water inlet chamber of the water box.
- the upper cover of the feeding device is composed of an upper cover plate and a lower cover plate that are fastened to each other, and the first water inlet cavity of the first water supply channel, the second water inlet cavity and the second water outlet cavity of the second water supply channel are all located in the Between the upper cover plate and the lower cover plate, the ejector of the first water supply channel, the first water outlet chamber and the water passage chamber of the second water supply channel protrude upward and are arranged on the upper side of the upper cover plate;
- the ventilation channel is located between the upper cover and the lower cover, and communicates with the anti-backflow gap on the ejector of the first water supply channel above and the second water outlet cavity of the second water supply channel on the adjacent side.
- Another object of the present invention is to provide a laundry treatment device, which includes any of the above-mentioned delivery devices;
- the first water supply channel of the feeding device is connected to the washing structure provided on the clothes processing equipment, and high-pressure water is supplied to the washing structure for washing the lint filter of the lint filter;
- the second water supply channel is connected with the condenser provided on the clothes processing equipment, and supplies low-pressure water to the condenser for heat exchange of the condenser.
- the inlets of the first water supply channel and the second water supply channel provided on the dispensing device are respectively connected with the outlets of different water inlet valves in one-to-one correspondence, and the inlets of each water inlet valve are connected with the water inlet of the clothes processing equipment Pass.
- the present invention has the following remarkable technical progress:
- the present invention can connect the ventilation openings set on two different water supply channels with the external atmosphere through the same ventilation channel, so as to realize that the different water supply channels on the delivery device share the same ventilation channel, thereby simplifying the delivery device structure effect.
- the present invention by connecting the anti-backflow gap of the ejector provided on the high-pressure water supply waterway directly with the ventilation passage, not only the characteristics of the ejector can be utilized so that the water flow in the high-pressure waterway will not be disturbed by the connection of the ventilation passage.
- Pressure relief can also realize the technical effect that the backflow water flowing out from the gap flows into the water inlet chamber of the delivery device through the ventilation channel.
- the present invention provides a feeding device to realize the setting of water supply channels on different height planes of the feeding device, and further achieve the purpose of stabilizing and regulating the water flow of the water supply channel.
- the present invention also provides a dispensing device to realize the installation of jets on the water supply waterway, thereby achieving the purpose of preventing backflow of the pressurized water flow.
- the invention provides a dispensing device, which includes a water supply channel; the water supply channel has a water inlet chamber and a water outlet chamber at different heights, and the water inlet chamber communicates with the water outlet chamber through a jet.
- the ejector and the water outlet chamber are arranged on the same height plane; the water inlet chamber communicates with the water inlet of the ejector through the installation chamber, and the water outlet of the ejector directly communicates with the water outlet chamber.
- the ejector is arranged in the installation cavity, and the outer circumference of the ejector is provided with a sealing ring that is tightly bonded to the inner wall of the installation cavity, and is used to divide the installation cavity into two independent parts; the upstream part of the installation cavity is connected with the water inlet cavity and the jet The water inlets of the device are respectively connected.
- the water inlet chamber is set lower than the height of the water outlet chamber, the bottom of one end of the water inlet chamber is connected with the water inlet joint of the delivery device, and the opposite end is provided with an outlet connected with the water inlet of the ejector;
- the bottom of the upstream part of the water passing chamber communicates with the outlet of the water inlet chamber.
- the water outlet chamber is arranged coaxially with the ejector, and the two ends of the water outlet chamber are respectively connected with the water outlet of the ejector and the water outlet joint of the delivery device.
- the feeding device includes a water box, the top wall of the water box is composed of an upper cover, and the water supply channel is integrated on the upper cover;
- the upper cover is composed of an upper cover plate and a lower cover plate that are buckled and connected relatively.
- the water outlet chamber and the ejector protrude upwards on the upper cover plate, and the water inlet chamber is arranged between the upper cover plate and the lower cover plate.
- the ejector has a gap for discharging the backflow water flow in the water supply channel, and the feeding device is provided with an air exchange channel connected with the atmosphere, the air exchange channel and the water inlet chamber are arranged in the same height plane, and the air exchange channel set on the ejector The gap is directly connected with the ventilation channel;
- the air exchange channel is arranged between the upper cover plate and the lower cover plate of the upper cover of the delivery device, at least part of the air exchange channel is arranged below the gap opened downward by the ejector, and the gap provided on the ejector passes through the upper cover plate The opening opened at the corresponding position on the upper part is directly connected with the ventilation passage below.
- the air exchange channel is provided with an opening below the gap of the ejector, and the opening communicates the air exchange channel with the water inlet chamber formed inside the water box, and the water inlet chamber is set at the front end of the water box to open the air exchange channel.
- the air channel communicates with the external atmosphere through the water inlet cavity.
- Another object of the present invention is to provide a laundry treatment device, which is equipped with any of the above-mentioned delivery devices.
- the present invention has the following remarkable technical progress:
- the present invention can use the height difference of the water supply channel itself of the feeding device to automatically adjust the pressure of the water flowing through it when the jump height difference is made, so that the pressure of the water outlet flow of the water supply channel is stable, and the water outlet of the water supply channel is further improved.
- the ejector on the water supply waterway, the purpose of connecting the waterway parts in different height planes can be realized by using the ejector, and the characteristics of the anti-backflow gap on the ejector can be used to realize Water supply waterway anti-backflow effect.
- the present invention provides a feeding device to realize the purpose of supplying pressurized fluid and preventing backflow; at the same time, it also provides a clothing processing device equipped with the above-mentioned feeding device to realize pressure maintenance of the downstream waterway in the backflow prevention gap , The purpose of preventing pressure relief after the influent water flow crosses the anti-backflow gap.
- the invention provides a dispensing device, which includes a water supply channel; the water supply channel has an anti-backflow gap connected with the outside atmosphere; the water supply channel is provided with an injection hole on the upstream side of the anti-backflow gap, and an injection hole located downstream of the anti-backflow gap
- the injection hole on the side, the center line of the injection hole and the center line of the injection hole are arranged coaxially, and the diameter of the injection hole is approximately equal to the diameter of the injection hole.
- the water supply channel has a straight-line section whose axis extends along a straight line, and a gap is provided on the side wall of the straight-line section, and the gap connects the water supply channel with the external atmosphere to form an anti-backflow gap.
- the water supply channel is provided with a front end wall upstream of the anti-backflow gap and a rear end wall downstream of the anti-backflow gap, the injection hole is set on the front end wall, and the injection hole is set on the rear end wall;
- both the front end wall and the rear end wall are arranged perpendicular to the axis of the straight-through channel section.
- the axis of the straight passage section coincides with the axes of the injection hole and the injection hole, or is arranged in parallel;
- the centers of the injection hole and the injection hole are basically set at the central axis of the straight channel section, and the diameter of the injection hole is slightly smaller than the diameter of the injection hole;
- the diameter difference between the injection hole and the injection hole is less than or equal to one-fifth of the diameter of the injection hole
- the diameter difference between the injection hole and the injection hole is less than or equal to one tenth of the diameter of the injection hole.
- a water inlet channel section is also provided on the water supply waterway, which is located on the upstream side of the front end wall, and the water inlet channel section is coaxially connected with the injection hole;
- the water inlet channel section is a narrowing channel whose cross-sectional area gradually decreases from the water inlet hole to the injection hole;
- a flow channel section with a fixed diameter between the small mouth end of the water inlet flow channel section and the end surface of the injection hole, and a flow channel section with a fixed diameter is connected to the large mouth end of the water inlet flow channel section.
- the outlet flow channel section is a variable-diameter flow channel whose cross-sectional size gradually increases along the direction of water flow;
- the small mouth end of the water outlet channel section is connected with the injection hole, and the large mouth end is connected with the downstream waterway;
- constricted flow channel section with a fixed diameter and/or narrowed along the water flow direction between the small opening end of the water outlet channel section and the end surface of the injection hole.
- the water supply channel has a water inlet chamber and a water outlet chamber at different heights.
- the water inlet chamber is respectively connected to the anti-backflow gap through the injection hole and the water outlet chamber through the injection hole, and is used to jet the water in the water inlet chamber into the outlet water. cavity, forming a waterway for water flow;
- the installation cavity is strip-shaped, and the middle part of the strip-shaped installation cavity is set as a straight passage section with a gap in the side wall to form an anti-backflow gap; the two ends of the straight passage section are respectively provided with a front wall with an injection hole and an injection hole.
- the feeding device includes a water box, the top wall of the water box is composed of an upper cover, and the water supply channel is integrated on the upper cover; the upper cover is composed of an upper cover plate and a lower cover plate that are relatively buckled and connected, and the water outlet cavity and the installation cavity are convex upwards.
- the outlet is set on the upper cover, one end of the installation cavity is open and connected to the water outlet cavity, the injection hole is set between the open end and the anti-backflow gap; the water inlet cavity is set on the upper cover and the lower cover Between, the other end of the installation cavity is closed, the bottom has a through hole communicating with the water inlet cavity below, and the injection hole is set between the closed end and the anti-backflow gap.
- the second water supply channel is provided with an air vent, and the air vent communicates with the water inlet cavity formed inside the delivery device through the air exchange channel, and the anti-backflow gap communicates with the air exchange channel for the outflow
- the backflow water flows into the water inlet chamber through the ventilation channel; preferably, the front end of the water inlet chamber is open and communicated with the atmosphere, and the anti-backflow gap communicates with the outside atmosphere through the ventilation channel and the water inlet chamber.
- the present invention also provides a clothes treatment device, which is provided with the above-mentioned delivery device.
- the present invention has the following remarkable technical progress:
- a gap connected with the external atmosphere is provided on the water supply waterway, and the gap can be used to discharge the water flowing back from the jet to realize the purpose of preventing backflow in the waterway;
- the inlet hole and the injection hole are opened with the same size, so that the water flow sprayed to the injection hole can cover the injection hole as much as possible, so that the water inlet end of the downstream of the injection hole will not be opened, and then achieve Keep the pressure of the influent water flow and avoid the pressure release of the water flow in the downstream waterway of the gap during the water inflow process due to the effect of the gap.
- the present invention has simple structure, remarkable effect, and is suitable for popularization and use.
- Fig. 1 to Fig. 3 are the structural schematic diagrams of different viewing angles of the ejector in an embodiment of the present invention.
- Fig. 4 is a schematic view of the bottom structure of the ejector in an embodiment of the present invention.
- Fig. 5 is a schematic structural view of the D-D section of Fig. 4 in an embodiment of the present invention.
- 6 to 7 are schematic diagrams of the explosive structure of the delivery device in an embodiment of the present invention.
- Fig. 8 is a schematic side view of the delivery device in an embodiment of the present invention.
- Fig. 9 is a schematic structural view of the section A-A of Fig. 8 in an embodiment of the present invention.
- Fig. 10 is a schematic structural view of the B-B section of Fig. 8 in an embodiment of the present invention.
- Fig. 11 is a schematic structural view of the C-C section of Fig. 10 in an embodiment of the present invention.
- Figure 12 is a schematic structural view of the E-E section of Figure 11 in an embodiment of the present invention.
- Fig. 13 is a schematic diagram of an enlarged structure at F of Fig. 11 in an embodiment of the present invention.
- Fig. 14 is a schematic cross-sectional structure diagram of the delivery device in another embodiment of the present invention.
- Fig. 15 is a schematic diagram of an enlarged structure at G of Fig. 14 in another embodiment of the present invention.
- Second water inlet cavity Mouth; 31, water box; 32, upper cover; 33, water inlet cavity; 34, upper cover plate; 35, lower cover plate; 36, water inlet valve; 37, cover plate; 1'—water inlet channel section; 2 '—straight channel section; 3'—outlet flow channel section.
- this embodiment introduces an ejector 100.
- the ejector 100 is mainly used for water inlet of clothes processing equipment such as washing machines and clothes dryers, so that the incoming water flow can pass through the ejector. Pressurization is carried out to obtain the influent water flow with increased water pressure, and at the same time, it can also prevent the influent water flow from flowing backwards, and avoid the occurrence of water flows mixed with additives.
- the fluidizer 100 for the clothes treatment equipment is composed of the front chamber part 1 , the connecting part 2 and the rear chamber part 3 which are connected in sequence to form a channel for the water to flow through.
- the two ends of the front chamber part 1 of the jet are respectively the water inlet 4 and the injection hole 8 of the jet, the water inlet 4 is used to communicate with the upstream waterway, and the injection hole 8 communicates with the connecting part 2; Both ends of the part 2 communicate with the injection hole 8 of the front chamber part 1 and the injection hole 9 of the rear chamber part 3 respectively, and at the same time, a gap is provided on the connecting part 2 to communicate the flow channel formed by the jet device 100 with the outside atmosphere 10.
- the gap 10 is used to discharge the water flowing back from the back chamber part 3, so as to realize the purpose of anti-backflow of the waterway equipped with a jet device;
- the nozzle 5 and the injection hole 9 communicate with the connection part 2 and open opposite to the injection hole 9, so that the water flow in the connection part 2 flowing into the injection hole 9 can jump over the connection part 2 under the action of its own hydraulic pressure
- the provided gap 10 is directly sprayed into the injection hole 8 on the rear chamber part 3, so as to realize the effect that the water flow into the ejector 100 is not interfered by the gap and the water enters smoothly.
- the rear chamber part 3 has a variable-diameter flow channel whose cross-sectional size gradually increases along the water flow direction.
- the narrow variable-diameter flow channel is formed to reduce the flow and pressure of the backflow water flow in the back chamber part 3, thereby avoiding the occurrence of the backflow water flow jumping through the gap 10 and flowing into the front chamber part 1; at the same time, due to the injection hole of the back chamber part 3 9 communicates with the narrowed variable-diameter flow channel, so that the aperture of the connection between the rear chamber part 3 and the gap 10 becomes smaller, so that the pressure of the water flow in the rear chamber part 3 will not be released, and then the water flow in the rear chamber part 3 can be controlled.
- the purpose of holding pressure is not be controlled.
- the injection hole 8 and the injection hole 9 of the jet device 100 are coaxially arranged, and the water jetted out of the injection hole 8 flows directly into the injection hole 9 through the flow channel part formed by the connection part 2, so that the water from the injection hole 9
- the water flow ejected from the hole 8 can be directly sprayed into the injection hole 9 without interference, so as to realize the use effect of the water flow jumping through the gap 10 and smooth water inlet.
- connection part of the jet device 100 is a cylindrical structure, and the front chamber part 1 and the rear chamber part 3 are respectively located at both ends of the connection part 2 of the cylindrical structure, and the injection hole 8 of the front chamber part 1 and the rear chamber part
- the injection holes 9 of 3 are set coaxially or parallel to the axis of the connecting part 2 of the cylindrical structure; preferably, the injection holes 9 and the injection holes 8 are arranged close to the axis of the cylindrical connecting part 2 to reduce the injection
- the incoming water flow is affected by the interference of the inner wall of the cylindrical connecting part 2.
- the aperture diameter of the cylindrical connection part 2 is larger than the aperture diameters of the injection hole 9 and the injection hole 8; preferably, the cylindrical connection The aperture of the part 2 is much larger than the aperture of the injection hole 9 and the injection hole 8; further preferably, the aperture of the cylindrical connecting part 2 is larger than twice the aperture of the injection hole 9, and is larger than twice the aperture of the injection hole 8 at the same time, so that The water inlet end of the rear chamber is not opened open, but the open variable diameter flow channel is connected with the connecting part, thereby achieving the effect of maintaining the pressure of the water flow in the rear chamber.
- the ejector 100 is an independent part composed of a housing 15, the housing 15 is columnar, and the interior of the columnar housing 15 is hollow to form a flow channel whose axis extends in a straight line; the inside of the flow channel There are two partition ribs arranged at intervals, namely the front end wall 13 and the rear end wall 14, which are used to divide the flow channel inside the housing 15 into three parts; the housing between the front end wall 13 and the rear end wall 14 15 forms the connection part 2; the flow channel ends at both ends of the housing 15 form the water inlet 4 and the water outlet 5 respectively, the flow channel part between the water inlet 4 and the front end wall 13 forms the front chamber part 1, and the water outlet 5 and the rear end wall
- the flow passage part between 14 constitutes the rear chamber part 3; the injection hole 8 is arranged on the front end wall 13, the injection hole 8 is arranged on the rear end wall 14, and the injection hole 9 and the injection hole 8 are coaxial and close to the cylindrical shell 15
- the axial direction is
- variable diameter flow channel set on the rear chamber part 3 is the first tapered flow channel 6 extending along the axial direction of the injection hole 9, the first tapered flow channel 6
- the small mouth end is connected to the injection hole 9 provided with coaxial and equal diameters
- the large mouth end is connected to the water outlet 5 on the side of the rear chamber part 3 away from the connection part.
- the water outlet 5 is used to connect the waterway downstream of the ejector 100.
- the channel 6 is arranged coaxially with the injection hole 9; preferably, the diameter of the large mouth end of the first tapered flow channel 6 is larger than the diameter of the injection hole 8, and smaller than or equal to the diameter of the cylindrical connecting part 2.
- variable-diameter flow channel is set to be tapered as an example for expansion and description
- variable-diameter flow channel in the present invention is not limited to a tapered shape, and can also be inclined on one or more sides.
- the channel structure whose cross-sectional area increases along the direction of water flow.
- the front chamber part 1 is composed of a second tapered flow channel 7 that gradually narrows along the water flow direction, and is used to pressurize the jet water flowing out from the injection hole 8, so that the water jet flowing out from the injection hole 8 After the connection part 2 has enough water pressure jump, avoiding the occurrence of problems such as the outflow from the gap 10 affecting the smoothness of water intake; preferably, the small opening end of the second tapered flow channel 7 is coaxial with the injection hole 8 of the front chamber part 1 Equidiametrically arranged and connected, the large mouth end of the second tapered flow channel 7 is located on the side of the front chamber 1 away from the connecting part 2, forming a water inlet 4 connected to the waterway upstream of the jet device 100, and the second tapered flow channel 7 is arranged coaxially with the injection hole 8 of the front chamber part 1.
- the flow channel of the front chamber is set to be conical, so as to pressurize and spray the water flowing through it; It can also be a channel structure in which only one or more sides are inclined, and the cross-sectional area decreases along the direction of water flow.
- one side of the cylindrical connecting part 2 has a square gap extending in the axial direction, and the gap constitutes a gap 10 that communicates the flow channel of the jet with the external atmosphere; preferably, the cylindrical connecting part 2 Extending in the horizontal direction, the gap provided on the side wall of the cylindrical connecting part 2 faces downward; further preferably, the axis of the injection hole 9 and the injection hole 8 are eccentrically arranged on the side of the gap slightly away from the axis of the cylindrical connecting part 2 , so that the reverse flow can be smoothly discharged from the gap, further reducing the occurrence of the reverse flow to the antechamber 1 .
- the gap 10 provided on one side of the cylindrical connecting portion 2 has a width in the radial direction of the cylindrical connecting portion 2 smaller than the radial diameter of the connecting portion 2, and a length in the axial direction of the cylindrical connecting portion 2 is less than or equal to that of the connecting portion. 2 axial length.
- the cross-sectional area of the injection hole 9 is equal to or approximately equal to the cross-sectional area of the injection hole 8, so that the water flow ejected from the injection hole 8 can fill the injection hole 9 correspondingly, ensuring that the injection hole 9 is injected during the water intake process.
- the hole 9 is covered by the water flow, reducing the gap space between it and the external atmosphere, thereby achieving the effect of maintaining the pressure of the water flow flowing into the rear chamber part 3 .
- the cross-sectional area of the injection hole 9 is slightly smaller than the cross-sectional area of the injection hole 8, so that the water flowing to the injection hole 8 can flow into the injection hole 9 to the maximum extent and improve the water inlet efficiency.
- the injection hole 9 and the injection hole 8 of the fluidic device 100 are circular holes arranged coaxially, and the aperture of the injection hole 9 is smaller than the aperture of the injection hole 8 , Greater than seven tenths of the diameter of the exit hole 8 .
- the injection hole 9 and the injection hole 8 of the injector 100 can also be channels of any cross section, such as square, ellipse, polygon and so on.
- the front chamber part 1, the connecting part 2, and the rear chamber part 3 of the jet device 100 are all arranged coaxially, and the flow channels provided therein are connected in sequence to form a channel for the water flow to flow through, and the axis extends along a straight line.
- channel preferably, the front chamber part 1, the connecting part 2, and the rear chamber part 3 are integrally arranged to form a columnar one-piece piece together, and the two ends of the columnar one-piece piece constitute water inlet 4 and water outlet 5 respectively, and the side of the columnar one-piece piece
- the walls are provided with gaps 10 formed by notches.
- At least one sealing ring 12 is provided on the columnar outer wall of the injector 100, which is used to isolate the gap between the outer wall of the injector 100 and the inner wall of the waterway after the injector 100 is installed in the waterway, so that the inner wall of the upstream waterway The water flow can only flow to the downstream waterway through the inner channel of the ejector 100; further preferably, at least one sealing ring 12 is respectively set at the upstream and downstream of the gap 10 of the ejector 100, so as to ensure that the water path installed by the ejector 100 The water flow inside will not leak from the gap 10.
- a dispensing device 300 is introduced in this embodiment, including a water supply channel 200;
- the ejector 100 is provided with a variable-diameter flow channel downstream of the anti-backflow gap 10 and whose cross-sectional size gradually increases along the water flow direction.
- the jet device 100 is installed in the water supply channel 200, and the water inlet 4 and the water outlet 5 of the jet device 100 are respectively connected with the upstream and downstream of the water supply channel 200, so that the water inlet flow in the water supply channel 200 needs to flow
- the inlet water flow will be affected by the variable diameter flow channel set downstream of the anti-backflow gap 10 of the ejector 100 after flowing through the ejector 100, so as to realize the effect of maintaining the pressure of the inlet water flow, avoiding After opening the gap 10 on the water supply waterway, the downstream waterway pressure relief occurs, so that the water supply waterway 200 can provide high-pressure water flow while realizing the anti-backflow function.
- the fluidizer 100 is the fluidizer 100 described in the first embodiment above, and the gap 10 of the fluidizer 100 in the first embodiment constitutes the anti-backflow gap 10 .
- the injector in this embodiment can also be other injector structures (not indicated in the drawings) that have the above-mentioned anti-backflow gap and provide a variable-diameter flow channel downstream of the anti-backflow gap.
- the water supply channel 200 is provided with an installation cavity 22, the jet 100 is arranged in the installation cavity 22, and the installation cavity 22 is provided with an opening 24, and the jet 100
- the anti-backflow gap 10 is arranged toward the opening 24 , so that the flow channel inside the ejector 100 communicates with the outside atmosphere through the anti-backflow gap 10 and the opening 24 .
- the outer periphery of injector 100 at the upstream and downstream places of anti-backflow gap 10 is respectively provided with a sealing ring 12, and the outer circumference of sealing ring 12 is connected with water supply channel 200.
- the inner walls are sealed and in contact with each other, so that the water supply channel 200 will not leak water from the opening 24 .
- the axis of the installation cavity 22 extends along a straight line, so that the water flow flowing out of the jet 100 from the water outlet 5 still extends along a straight line, thereby improving the pressure maintaining effect of the water supply channel 200 and improving the smoothness of the water flow. sex.
- the feeding device 300 includes a water box 31, the inner space of the water box 31 constitutes a water inlet chamber 33 communicating with the outside atmosphere, the front end of the water box 31 is open, and the top wall is formed by an upper cover 32 for water intake.
- the cavity 33 communicates with the outside atmosphere through the front opening of the water box 31 .
- the water supply channel 200 is integrated on the upper cover 32 of the water box 31, the anti-backflow gap 10 of the ejector 100 is opened downward, and communicates with the water inlet chamber 33 inside the water box 31, so that the water flowing back from the anti-backflow gap 10 can directly Falling into the water inlet chamber 33 of the water box 31, and then flowing out of the delivery device 300 from the water outlet at the bottom of the water inlet chamber 33, the anti-backflow gap 10 can also communicate with the outside atmosphere through the water inlet chamber 33.
- a drawer part that can be drawn outwards from the front opening and is located in the water inlet chamber 33 can be installed, and one or more feeding chambers are provided in the drawer part for different Various types of additives are stored and used; at the same time, some other waterways can also be integrated on the upper cover 32 of the water box 31, and the additives in each injection cavity can be injected correspondingly by using the waterway, so as to realize the injection of different additives into the injection device.
- the effect of putting it into use (not indicated in the accompanying drawings).
- the upper cover 32 of the water box 31 is composed of a lower cover plate 35 and an upper cover plate 34 which are correspondingly fastened and connected.
- the upper cover plate 34 of the upper cover 32 of the water box 31 is provided with an upwardly protruding installation cavity 22 and a first water outlet cavity 23, and the installation cavity 22 and the first water outlet The cavities 23 are arranged in sequence to communicate with each other.
- the bottom of the installation cavity 22 away from the first water outlet cavity 23 is provided with an opening 24.
- the opening 24 protrudes the upper side of the upper cover plate 34 from the installation cavity 22 and the lower side of the upper cover plate 34.
- the first water inlet chamber 21 provided between the upper and lower cover plates 34 and 35 is connected.
- the top of one end of the first water inlet chamber 21 is connected to the installation chamber 22 through the opening 24, and the bottom of the other end is connected to the external pipeline and water inlet valve through the joint.
- 36 are connected to form the water supply channel 200 installed in the jet supply device 100 , that is, the first water supply channel 201 .
- a sealing structure is provided between the jet 100 and the inner wall of the water supply channel 200 to separate the opening 24 from the water supply channels 2 on the upstream and downstream sides of the jet 100, so as to prevent the water flow in the water supply channel from directly Problems such as the flow out of the opening and the inflow into the gap affect the jet water flow in the flow channel of the ejector.
- the casing 15 of the injector 100 on the upstream side and downstream side of the anti-backflow gap 10 is respectively provided with at least one ring of radially outwardly protruding sealing structures to realize the first water inlet chamber 21 and the second water inlet cavity.
- a water outlet chamber 23 is separated from the opening 24 for use.
- the sealing structure may be any fluid-tight structure in the prior art, such as a sealing ring, a sealing gasket, and the like.
- the sealing structure adopts the sealing ring 12 sleeved on the outer wall of the housing 15 of the injector 100.
- the sealing ring 12 is made of elastically deformable rubber and other materials.
- the outer circumference of the sealing ring 122 is in contact with the The inner walls of the water supply channel 200 are in close contact with each other in sealing contact, so as to realize the isolation of the upstream and downstream water channels, thereby forming a sealed structure.
- the outer wall of the casing 15 of the injector 100 is provided with an installation groove recessed inwardly, and the sealing rings 12 are sleeved in the corresponding installation grooves one by one, so as to realize the sealing of the sealing ring 12. Positioning installation in the axial direction.
- the sealing ring 12 on the upstream side of the anti-backflow gap 10 on the cylindrical jet 100 is set at the downstream of the strip-shaped installation cavity 22 communicating with the first water inlet chamber 21, and the sealing ring 12 on the cylindrical jet 100 is located The sealing ring 12 on the downstream side of the backflow gap 10 is located upstream of the strip-shaped installation cavity 22 communicating with the first water outlet cavity 23 .
- the first water inlet chamber 21 is located below the strip-shaped installation chamber 22, and the bottom wall of the water inlet end of the installation chamber 22 is provided with a through hole communicating with the first water inlet chamber 21 below; At least part of it is above the through hole, and one end of the cylindrical jet 100 above the through hole is the water inlet 4, and there is a distance between the water inlet 4 and the inner wall of the strip-shaped installation cavity 22 to ensure smooth water intake of the jet 100 sex.
- the installation cavity 22 and the first water outlet cavity 23 are arranged coaxially, so that the axis of the flow channel formed by them is in a straight line, so that the water flow is relatively smooth.
- the ejector 100 is coaxially inserted into the installation cavity 22, the front chamber part 1 and the connecting part 2 of the ejector 100 are correspondingly inserted into the first water inlet chamber 21, and the front chamber part 1 and the connecting part 2 of the ejector 100 are
- the sealing ring 12 provided at the junction is in sealing contact with the inner wall of the installation chamber 22, so that the upstream part and the downstream part of the installation chamber 22 are separated, so that the water flow flowing into the installation chamber 22 from the first water inlet chamber 21 can only flow into the jet 100 in the flow channel inside.
- the bottom of the installation chamber 22 near the first water outlet chamber 23 side is provided with an opening 24, and the opening 24 is located at the downstream side of the sealing ring 12 provided at the junction of the front chamber part 1 and the connecting part 2 of the jet 100; the opening and the upper cover plate 34.
- the ventilation channels 212 provided between the lower cover plates 35 are in communication with each other.
- the ventilation channel 212 is provided with an opening 213 that runs through the lower cover plate 35. Chamber 33 communicates with the atmosphere.
- the anti-backflow gap 10 set on the connection part 2 of the jet 100 is set toward the opening 24, and the opening 213 is correspondingly opened below the opening 24, so that the jet 100 can directly pass through the anti-backflow gap 10, the opening 24, the opening 213 and the water.
- the water inlet chamber 33 of the box 31 is in gas communication.
- the sealing ring 12 provided at the joint between the rear chamber part 3 and the connecting part 2 of the injector 100 is located in the installation chamber 22 downstream of the opening 24, and is in sealing contact with the inner wall of the installation chamber 22, so that the installation chamber 22 and the first water outlet chamber 23, so that the first water outlet chamber 23 will not be directly connected to the atmosphere through the gap 10, so that the water path downstream of the ejector is isolated from the anti-backflow gap 10, thereby achieving the effect of maintaining pressure.
- a sealing ring 12 is provided on the outer periphery of the gap 10 upstream and downstream of the jet 100, and the jet 100 is supported and installed in the water inlet chamber 33 by using two sealing rings 12, so that the jet 100 can move along the axial direction.
- the front and rear ends are supported and installed respectively, so that the ejector 100 can be stably assembled in the water supply channel 200 .
- a detachable cover plate 37 is provided on the top of the first water outlet chamber 23 , so that the ejector 100 can be installed and replaced after the cover plate 37 is removed.
- a ring sealing structure needs to be provided at the joint between the cover plate 37 and the upper cover 32 to ensure that there will be no gap between the cover plate 37 and the upper cover 32 in the water inlet chamber 33. .
- the peripheral wall of the ejector 100 is provided with mounting ribs 11 protruding outwards, and the mounting ribs 11 are correspondingly placed on the upper cover 32 of the water box 31 to avoid
- the problem of axial rotation occurs after the injector 100 is installed in the installation cavity 22; at the same time, the installation rib 11 is clamped between the cover plate 37 and the upper cover plate 34 of the upper cover 32, so that the injector 100 can be received in the circumferential direction. Limits in two different directions can effectively prevent the problem of circumferential rotation after installation.
- the installation rib 11 is provided at the rear chamber part 3 of the ejector 100, so as to avoid the problem of inconvenient assembly caused by the interference of the installation rib 11 when the ejector 100 is plugged and installed from the first water outlet chamber 23 to the installation chamber 22 .
- the protruding length of the installation rib 11 is greater than the difference between the radial dimension of the installation cavity 22 and the radial dimension of the outer circumference of the cylindrical injector 100, so that the installation rib can constitute a limiting structure, so that the injector 100 starts from the first During the process of inserting the water outlet chamber 23 into the installation chamber 22, it abuts against the end of the first water outlet chamber 23 to limit the position, thereby ensuring that the ejector is installed in place.
- a radially protruding and downwardly recessed positioning groove 211 is provided on one side of the first water outlet chamber 23, and the positioning groove is located in the first water outlet chamber 23 is connected with the installation cavity 22, and is used for the axial limit and fixation of the installation rib 11 after the ejector 100 is installed;
- the protruding mounting ribs 11 are inserted correspondingly, so that the mounting ribs 11 are limited by the positioning groove 211 , so as to realize the fixation of the jet 100 in the axial direction and ensure the fixed installation of the jet 100 .
- the top of the upper cover 32 is provided with a positioning groove 211 that communicates with the first water outlet chamber 23 and is located on one side of the first water outlet chamber 23, and the positioning groove 211 is provided between the first water outlet chamber 23 and the installation chamber 22 Connecting place; the installation rib 11 of the injector 100 is correspondingly inserted into the positioning groove 211 .
- the installation rib 11 extends along the tangential direction of the outer peripheral wall of the cylindrical jet 100, and the distance between the end of the installation rib 11 and the center of the cylindrical jet 100 is greater than the radial dimension of the installation cavity 22, so as to It is ensured that at least part of the installation rib 11 can be inserted into the positioning groove correspondingly, and the positioning groove is used to achieve the effect of limiting the axial installation of the ejector.
- the positioning structure can be any structure in the prior art, for example: two ribs protruding upward on the upper cover plate 34, the two ribs are respectively bounded by the opposite sides of the installation rib 11 along the axial direction of the injector 100.
- the positioning groove provided on the upper cover plate 34 is correspondingly provided with a positioning protrusion on the mounting rib 11, after the mounting rib 11 is placed on the upper cover plate 34,
- the positioning protrusions are correspondingly inserted into the positioning grooves, which can also achieve the fixation of the injector 100 in the axial direction (not indicated in the drawings).
- this embodiment introduces a clothes treatment device, which includes a first water supply channel 201 for providing high-pressure water inlet flow; a second water supply channel 202 for providing non-high-pressure inlet water flow; Water flow:
- the jet device 100 described in the first embodiment above is installed on the first water supply channel 201 to realize the function of preventing backflow of the water supply channel and maintaining the pressure of the outlet water flow.
- the clothes processing device may be any existing device capable of processing clothes, for example, having the following functions: any one or a combination of washing, drying, ironing, and the like.
- the first water supply channel is connected with the flushing structure provided on the clothes processing device, and the flushing structure flushes the lint filter for lint, and the lint filter It can be a structure for filtering lint during the drying process of the laundry treatment equipment, or any other lint filtering structure applied to the laundry treatment equipment in the prior art; the second water supply channel and the laundry treatment equipment
- the set condensers are connected to each other, and are used to exchange hot water flow to the condenser.
- the above-mentioned condenser can be a condenser that condenses and exchanges heat on the airflow in the air duct during the drying process of the clothes processing equipment, and can also be used for other existing There are any condensers in the art applied to laundry treatment equipment.
- the first water supply channel 201 and the second water supply channel 202 are integrated on the dispensing device 300 of the clothes treatment equipment, the dispensing device 300 is the dispensing device 300 described in the second embodiment above, and the first water supply channel 201 is the above-mentioned The delivery waterway 200 described in the second embodiment.
- the second water supply channel 202 is arranged on the upper cover 32 of the dispensing device 300, the second water supply channel 202 is provided with an air vent 210, and the gap between the air vent 210 and the ejector 100 mounted on the first water supply channel 201 10 are connected, and communicated with the atmosphere through the same ventilation channel 212, so that different water supply channels on the delivery device 300 share the same ventilation channel 212, thereby achieving the effect of simplifying the structure of the delivery device.
- the feeding device 300 is also provided with a ventilating channel 212, and the two ends of the ventilating channel 212 communicate with the air vent 210 of the second water supply channel 202 and the outside atmosphere respectively, and the anti-backflow gap 10 of the ejector 100
- An opening 24 is defined on the upper cover plate 34 to communicate with the ventilation channel 212 .
- the air exchange channel 212, the first water supply channel 201, and the second water supply channel 202 are all integrated on the upper cover 32 of the water box 31, and one end of the air exchange channel 212 and the water inlet chamber 33 formed by the water box 31 The other end communicates with the vent 210 of the second water supply channel 202 .
- the second water supply channel 202 includes a second water inlet chamber 25 , a water outlet chamber 26 and a second water outlet chamber 27 which are sequentially connected;
- the second water inlet chamber 25 is located on the upper cover 32 of the water box 31, between the upper cover plate 34 and the lower cover plate 35 of the upper cover 32, the bottom of the second water inlet chamber 25 is connected to the second water inlet pipe through the joint.
- Road and water inlet valve 36 are connected;
- the top of the second water inlet chamber 25 is provided with a water chamber 26, and the water chamber 26 protrudes and is located above the upper cover plate 34.
- the water chamber 26 has a water inlet 28 and a water outlet 29, and the water inlet 28 The water outlet 29 is interlaced with the bottom wall of the water chamber 26, and both of them are set through the upper cover plate 34.
- the water inlet 28 connects the water chamber 26 with the top of the second water inlet chamber 25;
- the second water outlet chamber 27 is arranged below the water outlet chamber 26, between the upper cover plate 34 and the lower cover plate 35, and the water outlet 29 communicates with the top of the water outlet chamber 26 and the second water outlet chamber 27.
- the bottom of the water outlet chamber 27 is provided with a second water outlet for the water supply to flow out of the dispensing device 300.
- the second water outlet is connected to the heat exchange water inlet pipe of the condenser of the clothes treatment equipment through a pipeline to provide condensation for the condenser of the clothes treatment equipment. Heat exchange water.
- the upper part of the second water outlet cavity 27 of the second water supply channel 202 is provided with an air vent 210, and the air vent 210 is provided on the top of the rib provided on the lower cover plate 35 constituting the side wall of the second water outlet cavity 27.
- the gap is formed, and the gap connects the second water outlet cavity 27 on both sides of the retaining rib with the ventilation channel 212; the ventilation channel 212 extends horizontally and is integrated on the upper cover 32 of the water box 31, and the ventilation port 210 and the ventilation channel One end of 212 is connected, and the other end of the air exchange channel 212 has an opening 213 that communicates with the water inlet chamber 33 below, and the opening 213 is opened through the lower cover plate 35 of the upper cover 32 .
- the ejector 100 provided on the first water supply channel 201 is located above the opening 213 of the ventilation passage 212, and the anti-backflow gap 10 provided on the ejector 100 is set downwards and connected to the opening below. 213 is relatively opened, and is used to directly communicate the backflow prevention gap 10 of the jet 100 with the water inlet cavity 33 of the water box 31 through the opening 213 .
- the ventilating channel 212 is also provided with an overflow port 214, which is located at the connection point close to the vent port 210, and the overflow port 214 is set away from the opening 213 relative to the vent port 210.
- the pipes are connected to discharge the overflow water flow of the clothes treatment equipment; preferably, in order to ensure the smooth discharge of the overflow water flow, the overflow port 214 is set at the lowest point of the ventilation channel 212 to ensure the overflow water flow flowing into the ventilation channel 212 All can be discharged through the overflow port 214 to ensure that the feeding device 300 will not overflow.
- This embodiment introduces a dispensing device.
- the difference between the dispensing device described in this embodiment and the dispensing device in the third embodiment above is that the ejector is not a separate independent piece, but is integrated on the water supply waterway part of the upper cover of the delivery device.
- the feeding device includes a water supply channel 200; the water supply channel 200 has an anti-backflow gap 10 that communicates with the outside atmosphere;
- the water supply channel 200 has a straight channel section 2' whose axis extends along a straight line, and a gap is provided on the side wall of the straight channel section 2', and the gap connects the water supply channel 200 with the external atmosphere to form an anti-backflow gap 10 .
- the water supply channel 200 is provided with a front end wall 13 upstream of the anti-backflow gap 10 and a rear end wall 14 downstream of the anti-backflow gap 10, the injection hole 8 is arranged on the front end wall 13, and the injection hole 9 is arranged on the On the rear end wall 14 ; preferably, both the front end wall 13 and the rear end wall 14 are arranged perpendicular to the axis of the straight-flow path section 2 ′.
- the axis of the straight channel section 2' coincides with the axis of the injection hole 8 and the injection hole 9, or is arranged in parallel; preferably, the centers of the injection hole 8 and the injection hole 9 are basically set at the direct current
- the aperture of the injection hole 9 is slightly smaller than the aperture of the injection hole 8; preferably, the difference between the apertures of the injection hole 9 and the injection hole 8 is less than or equal to one fifth of the aperture of the injection hole 9
- the difference between the injection hole 9 and the injection hole 8 apertures is less than or equal to one tenth of the injection hole 9 apertures (similarly, the size relationship between the injection hole and the injection hole of the delivery device in the second embodiment also satisfies above conditions).
- the water supply channel 200 is also provided with a water inlet channel section 1', which is located on the upstream side of the front end wall 13, and the water inlet channel section 1' is coaxially connected with the injection hole 8;
- the water inlet channel section 1' is A narrowed flow channel whose cross-sectional area gradually decreases from the water inlet hole 4 to the injection hole 8; preferably, there is a flow channel section with a fixed diameter between the small mouth end of the water inlet flow channel section 1' and the end surface of the injection hole 8, The large mouth end of the water inlet channel section 1' is connected to a channel section with a fixed diameter.
- the water supply channel 200 is also provided with a water outlet channel section 3', which is located on the downstream side of the rear end wall 14, and the water outlet channel section 3' is coaxially connected with the injection hole 9;
- the water outlet channel section 3 ' is a variable-diameter flow channel that gradually increases the cross-sectional size along the direction of water flow;
- the small mouth end of the water outlet flow channel section 3' is connected to the injection hole 9, and the large mouth end is connected to the downstream waterway;
- the water outlet flow channel section 3' There is a constricted flow channel section with a fixed diameter and/or narrowed along the direction of water flow between the small mouth end of ' and the end surface of the injection hole 9.
- the water supply channel 200 has a water inlet chamber and a water outlet chamber at different heights.
- the water jet in the water cavity flows into the water outlet cavity to form a water path for the water flow.
- the installation cavity 22 is strip-shaped, and the middle part of the strip-shaped installation cavity 22 is set as a straight-line channel section 2' with a gap in the side wall to form the anti-backflow gap 10;
- the installation cavity 22 on the upstream side of the front end wall 13 constitutes the water inlet flow channel section 1', and the installation cavity 22 on the downstream side of the rear end wall 13 constitutes the water outlet flow channel section 3'.
- the dispensing device includes a water box 31, the top wall of the water box 31 is composed of an upper cover 32, and the water supply channel 200 is integrated on the upper cover 32; Plate 35 is formed, and the water outlet chamber and the installation chamber 22 protrude upwards and are arranged on the upper cover plate 34.
- One end of the installation chamber 22 is opened and communicated with the water outlet chamber, and the injection hole 9 is arranged at the open end of the installation chamber 22.
- the water inlet chamber is set between the upper cover plate 34 and the lower cover plate 35, the other end of the installation chamber 22 is closed, and the bottom has a through hole communicating with the water inlet chamber below, and the injection hole 8 is set Between the closed end of the installation cavity 22 and the anti-backflow gap 10 .
- the water supply channel 200 provided on the feeding device 300 can be used as the first water supply channel 201;
- the structures of the first water inlet chamber 21 and the first water outlet chamber 23 of the first water supply channel 201 provided by the dispensing device 300 in the second method are the same, and will not be repeated here.
- the second water supply waterway 202 is provided with an air vent 210, and the air vent 210 communicates with the water inlet cavity 33 formed inside the delivery device 300 through the air exchange channel 212, and the backflow prevention gap 10 It communicates with the ventilation channel 212 to allow the outflowing backflow water to flow through the ventilation channel 212 into the water inlet chamber 33; preferably, the front end of the water inlet chamber 33 is open and communicated with the atmosphere, and the backflow prevention gap 10 is ventilated
- the channel 212 and the water inlet chamber 33 communicate with the outside atmosphere.
- the water supply channel 200 provided on the delivery device 300 can be used as the first water supply channel 201, while the second water supply channel 202 and other structures are consistent with those of the delivery device 300 in the second embodiment above. This will not be repeated here.
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Abstract
Description
Claims (40)
- 一种衣物处理设备用的射流器,其特征在于:由依次相连的前室部、连接部和后室部构成供水流流经的流道;连接部上具有将流道与外部大气相连通的间隙;前室部的出水端设有将水流喷出、经连接部直接喷射至后室部内的射出孔;后室部的进水端设有用于接收自喷出孔喷出水流的射入孔,后室部具有沿水流方向逐渐增大截面尺寸的变径流道。
- 根据权利要求1所述的一种衣物处理设备用的射流器,其特征在于,射出孔和射入孔同轴设置,射出孔喷射流出的水流经连接部直接流至射入孔内;喷射水流流经连接部时,利用自身水压跨越过连接部上所设间隙、直接喷至射入孔内。
- 根据权利要求2所述的一种衣物处理设备用的射流器,其特征在于,连接部为筒状结构,前室部和后室部分别处于筒状结构的两端,前室部的射出孔和后室部的射入孔均与筒状结构的连接部的轴线同轴、或平行设置;筒状连接部的一侧具有豁口,所述豁口将射入孔和射出孔之间的间隙与外部大气相连通;优选的,筒状连接部的孔径大于射入孔和射出孔的孔径。
- 根据权利要求3所述的一种衣物处理设备用的射流器,其特征在于,筒状连接部沿水平方向延伸,筒状连接部侧壁上所设的豁口朝向下方开设;射入孔和射出孔的轴线相对筒状连接部的轴线偏上设置。
- 根据权利要求1至4任一所述的一种衣物处理设备用的射流器,其特征在于,所述变径流道为沿射入孔轴线方向延伸的第一锥形流道,第一锥形流道的小口端连接同轴等径设置的射入孔、大口端连接处于后室部远离连接部一侧的射流器出水口;优选的,第一锥形流道的大口端的孔径大于射出孔的孔径、小于等于筒状连接部的孔径。
- 根据权利要求1至5任一所述的一种衣物处理设备用的射流器,其特征在于,前室部由沿水流方向逐渐收窄的第二锥形流道构成,用于对自射出孔流出喷射水流进行加压处理;优选的,第二锥形流道的小口端与前室部的射出孔同轴等径设置的相连通,第二锥形流道的大口端处于前室部远离连接部一侧、构成射流器进水口。
- 根据权利要求1至6任一所述的一种衣物处理设备用的射流器,其特征在于,射入孔的截面面积与射出孔的截面面积相等、或近似相等;优选的,射入孔的截面面积稍小于射出孔的截面面积;进一步优选的,射入孔和射出孔为同轴设置的圆孔,且射入孔的孔径小于射出孔的孔径、大于射出孔的孔径的十分之七。
- 根据权利要求1至7任一所述的一种衣物处理设备用的射流器,其特征在于,所述前室部、连接部、后室部为同轴设置的一体件;优选的,射流器的前室部和连接部相接触处构成第一支撑部,后室部与连接部相接处构成第二支撑部,第一支撑部和第二支撑部的外周分别套设有至少一圈密封圈,射流器上设置的间隙处于第一支撑部和第二支撑部之间。
- 一种投放装置,其特征在于:投放装置上设有供水水路,供水水路上设有上述权利要求1至8任一所述的射流器。
- 一种衣物处理设备,其特征在于:衣物处理设备上设有上述权利要求9的投放装置。
- 一种投放装置,其包括,第一供水水路,用于供给高压供水;第二供水水路,用于供给低压供水;其特征在于:第一供水水路上设有防倒流间隙,用于将第一供水水路中倒流水流外排;第二供水水路设有透气口,透气口经换气通道与投放装置内部构成的进水腔相连通,防倒流间隙与换气通道相连通,用于将流出的倒流水流经换气通道流入进水腔中。
- 根据权利要求11所述的一种投放装置,其特征在于:第一供水水路上设有供进水水流流经的射流器,射流器上设有防倒流间隙,防倒流间隙用于将射流器内部流道与换气通道相连通;优选的,射流器上设有处于防倒流间隙下游的、具有沿水流方向逐渐增大截面尺寸的变径流道。
- 根据权利要求11或12所述的一种投放装置,其特征在于:投放装置包括水盒,水盒的内部空间构成与外部大气相连通的进水腔,换气通道和第一供水水路、第二供水水路均集成设置于水盒顶部所设的上盖上,换气通道的一端与进水腔相连通、另一端与第二供水水路的透气口相连通;优选的,射流器为独立件,安装于第一供水水路中;或者,射流器集成设于第一供水水路中,与投放装置构成第一供水水路的上盖一体设置。
- 根据权利要求13所述的一种投放装置,其特征在于:第一供水水路包括,第一进水腔、安装腔和第一出水腔,射流器安装于安装腔内,射流器的进水口和出水口分别与第一进水腔和第一出水腔相连通;射流器上开设有防倒流间隙,防倒流间隙朝向下方开设、并与下方设置的换气通道相连通;优选的,第一进水腔的进口经第一进水管路与进水阀相连通,射流器的轴线水平延伸的安装于第一进水腔的上方、第一出水腔的一侧,射流器的进水口经安装腔与第一进水腔的出口相连通;射流器的出水口与同轴延伸设置的第一出水腔相连通,第一出水腔的端部设有与射流器同轴开设的、供水流流出投放装置的第一出水接头。
- 根据权利要求13所述的一种投放装置,其特征在于:第二供水水路包括第二进水腔、过水腔和第二出水腔;第二进水腔的进口经第二进水管路与进水控制阀相连通,第二进水腔的上方设置有过水腔,过水腔具有过水进口和过水出口,过水进口与第二进水腔顶部所设的出口相连通;第二出水腔设于过水腔的下方、第一出水腔的一侧,过水出口与第二出水腔的顶部相连通,过水腔的底部设有供水流流出投放装置的第二出水接头。
- 根据权利要求15所述的一种投放装置,其特征在于:第二供水水路的第二出水腔的侧壁顶部设有透气口;换气通道水平延伸、设于第二出水腔的一侧,透气口与换气通道的一端相连通,换气通道的另一端具有与下方的进水腔相连通的敞口。
- 根据权利要求16所述的一种投放装置,其特征在于:第一供水水路上所设的射流器处于换气通道的敞口的上方,射流器上所设的间隙朝下设置、并与下方的敞口相对开设,用于将射流器的间隙经敞口直接与水盒的进水腔相连通。
- 根据权利要求11至17任一所述的一种投放装置,其特征在于:投放装置的上盖由相互扣合的上盖板和下盖板构成,第一供水水路的第一进水腔、第二供水水路的第二进水腔和第二出水腔均设于上盖板和下盖板之间,第一供水水路的射流器和第一出水腔和第二供水水路的过水腔均向上凸出的设于上盖板的上侧;换气通道设于上盖板与下盖板之间,并与上方的第一供水水路的射流器上所设防倒流间隙、相邻侧的第二供水水路的第二出水腔分别相连通。
- 一种衣物处理设备,其特征在于:包括上述权利要求11至18任一所述的投放装置;投放装置的第一供水水路与衣物处理设备上所设的冲洗结构相连通,向冲洗结构供高压进水用于对线屑过滤器进行线屑冲洗;第二供水水路与衣物处理设备上所设的冷凝器相连通,向冷凝器供低压进水用于对冷凝 器进行换热。
- 根据权利要求19所述的一种衣物处理设备,其特征在于:投放装置上所设的第一供水水路和第二供水水路的进口分别与不同的进水阀的出口一一对应的相连通,各进水阀的进口均与衣物处理设备的进水口相连通。
- 一种投放装置,包括,供水水路;其特征在于:供水水路具有处于不同高度面中的进水腔和出水腔,进水腔经射流器与出水腔相连通。
- 根据权利要求21所述的一种投放装置,其特征在于,射流器与出水腔设于同一高度面中;进水腔经安装腔与射流器进水口相连通、射流器出水口直接与出水腔相连通。
- 根据权利要求22所述的一种投放装置,其特征在于,射流器设于安装腔内,射流器外周套设有与安装腔内壁密封贴合的密封圈,用于将安装腔分为独立的两部分;安装腔的上游部分与进水腔和射流器进水口分别相连通。
- 根据权利要求21至23任一所述的一种投放装置,其特征在于,进水腔低于出水腔的高度设置,进水腔的一端底部与投放装置的进水接头相连通、相对另一端顶部设有与射流器进水口相连通的出口;优选的,过水腔的上游部分的底部与进水腔的出口相连通。
- 根据权利要求21至24任一所述的一种投放装置,其特征在于,出水腔与射流器同轴设置,出水腔的两端分别与射流器出水口、投放装置的出水接头相连通。
- 根据权利要求21至25任一所述的一种投放装置,其特征在于,投放装置包括水盒,水盒顶壁由上盖构成,供水水路集成设置于上盖上;上盖由相对扣合连接的上盖板和下盖板构成,出水腔和射流器向上凸出的设于上盖板上,进水腔设于上盖板与下盖板之间。
- 根据权利要求21至26任一所述的一种投放装置,其特征在于,射流器具有对供水水路中倒流水流进行外排的间隙,投放装置上设有与大气相连通的换气通道,换气通道与进水腔设于同一高度面中,射流器上所设间隙直接与换气通道相连通;
- 根据权利要求27所述的一种投放装置,其特征在于,换气通道设于投放装置上盖的上盖板与下盖板之间,换气通道的至少部分设于射流器向下开设的间隙的下方,射流器上所设间隙经上盖板上对应位置处开设的开口与下方的换气通道直接相连通。
- 根据权利要求27所述的一种投放装置,其特征在于,换气通道上设有处于射流器间隙下方的敞口,敞口将换气通道与水盒内部构成的进水腔相连通,进水腔在水盒前端敞口设置,用于将换气通道经进水腔与外部大气相连通。
- 一种衣物处理设备,其特征在于:安装有上述权利要求21至29任一所述投放装置。
- 一种投放装置,其包括,供水水路;其特征在于:供水水路上具有与外部大气相连通的防倒流间隙;供水水路内设有处于防倒流间隙上游侧的射出孔、和处于防倒流间隙下游侧的射入孔,射出孔的中心线与射入孔的中心线同轴设置,射出孔直径近似等于射入孔直径。
- 根据权利要求31所述的一种投放装置,其特征在于,供水水路上具有轴线沿直线延伸的直流道段,直流道段的侧壁上设有豁口,豁口将供水水路与外部大气相连通,形成防倒流间隙。
- 根据权利要求32所述的一种投放装置,其特征在于,供水水路中设有处于防倒流间隙上游的前端壁和处于防倒流间隙下游的后端壁,射出孔设于前端壁上、射入孔设于后端壁上;优选的,前端壁和后端壁均与直流道段的轴线相垂直设置。
- 根据权利要求33所述的一种投放装置,其特征在于,直流道段的轴线与射入孔和射 出孔的轴线相重合、或平行设置;优选的,所述的射出孔和射入孔的中心基本设置于直流道段的中心轴线位置处,射入孔的孔径稍小于射出孔的孔径;优选的,射入孔与射出孔孔径之差小于等于射入孔孔径的五分之一;进一步优选的,射入孔与射出孔孔径之差小于等于射入孔孔径的十分之一。
- 根据权利要求31至34任一所述的一种投放装置,其特征在于,供水水路上还设有进水流道段,设于前端壁的上游侧,进水流道段与射出孔同轴相连通;进水流道段为自进水孔至射出孔方向截面面积逐渐减小的缩窄流道;优选的,进水流道段的小口端与射出孔的端面之间具有一固定直径的流道段、进水流道段的大口端连接有一固定直径的流道段。
- 根据权利要求31至35任一所述的一种投放装置,其特征在于,供水水路上还设有出水流道段,设于后端壁的下游侧,出水流道段与射入孔同轴相连通;出水流道段为沿进水水流方向逐渐增大截面尺寸的变径流道;出水流道段的小口端与射入孔相连通、大口端与下游水路相连通;优选的,出水流道段的小口端与射入孔端面之间具有一固定直径的、和/或沿水流方向收窄的缩口流道段。
- 根据权利要求32至36任一所述的一种投放装置,其特征在于,供水水路具有处于不同高度面中的进水腔和出水腔,进水腔经射出孔、出水腔经射入孔分别与防倒流间隙相连通,用于将进水腔中水流喷射流入出水腔、形成可供水流流动的水路;优选的,安装腔呈条形,条形安装腔的中部设为侧壁具有豁口的直流道段,以构成防倒流间隙;直流道段的两端分设具有射出孔的前端壁、具有射入孔的后端壁;前端壁上游侧的安装腔构成进水流道段、后端壁下游侧的安装腔构成出水流道段。
- 根据权利要求37所述的一种投放装置,其特征在于,投放装置包括水盒,水盒顶壁由上盖构成,供水水路集成设置于上盖上;上盖由相对扣合连接的上盖板和下盖板构成,出水腔和安装腔向上凸出的设于上盖板上,安装腔的一端敞口设置、与出水腔相连通,射入孔设于敞口端与防倒流间隙之间;进水腔设于上盖板与下盖板之间,安装腔的另一端封闭设置、底部具有与下方进水腔相连通的通孔,射出孔设于封闭端与防倒流间隙之间。
- 根据权利要求31至38任一所述的一种投放装置,其特征在于,还具有第二供水水路,第二供水水路设有透气口,透气口经换气通道与投放装置内部构成的进水腔相连通,防倒流间隙与换气通道相连通,用于将流出的倒流水流经换气通道流入进水腔中;优选的,进水腔的前端敞口开设、与大气相连通,防倒流间隙经换气通道、进水腔与外部大气相连通。
- 一种衣物处理设备,其特征在于:衣物处理设备上设有上述权利要求31至39任一所述的投放装置。
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008154863A (ja) * | 2006-12-25 | 2008-07-10 | Mitsubishi Electric Corp | 洗濯機 |
JP2015100720A (ja) * | 2013-11-21 | 2015-06-04 | スプレーイングシステムスジャパン株式会社 | 空中噴霧用マイクロバブルノズル |
CN105862349A (zh) * | 2015-11-07 | 2016-08-17 | 余成鹏 | 一种投放装置 |
CN207324530U (zh) * | 2017-10-17 | 2018-05-08 | 上海久田汽车零部件制造有限公司 | 微气泡产生器 |
CN111032948A (zh) * | 2017-09-04 | 2020-04-17 | 松下知识产权经营株式会社 | 洗衣机 |
CN111286933A (zh) * | 2020-02-14 | 2020-06-16 | 海信(山东)冰箱有限公司 | 洗衣机 |
CN111455619A (zh) * | 2019-01-18 | 2020-07-28 | 青岛海尔滚筒洗衣机有限公司 | 一种添加剂自动投放装置及洗衣机 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120012363A (ko) * | 2010-07-30 | 2012-02-09 | 삼성전자주식회사 | 세탁기 |
CN111621961A (zh) * | 2020-05-07 | 2020-09-04 | 杭州神林电子有限公司 | 一种洗涤剂投放系统的防倒吸装置 |
-
2022
- 2022-06-21 WO PCT/CN2022/100074 patent/WO2023005510A1/zh active Application Filing
- 2022-06-21 EP EP22848117.2A patent/EP4379122A4/en active Pending
- 2022-06-21 US US18/293,394 patent/US20240279863A1/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008154863A (ja) * | 2006-12-25 | 2008-07-10 | Mitsubishi Electric Corp | 洗濯機 |
JP2015100720A (ja) * | 2013-11-21 | 2015-06-04 | スプレーイングシステムスジャパン株式会社 | 空中噴霧用マイクロバブルノズル |
CN105862349A (zh) * | 2015-11-07 | 2016-08-17 | 余成鹏 | 一种投放装置 |
CN111032948A (zh) * | 2017-09-04 | 2020-04-17 | 松下知识产权经营株式会社 | 洗衣机 |
CN207324530U (zh) * | 2017-10-17 | 2018-05-08 | 上海久田汽车零部件制造有限公司 | 微气泡产生器 |
CN111455619A (zh) * | 2019-01-18 | 2020-07-28 | 青岛海尔滚筒洗衣机有限公司 | 一种添加剂自动投放装置及洗衣机 |
CN111286933A (zh) * | 2020-02-14 | 2020-06-16 | 海信(山东)冰箱有限公司 | 洗衣机 |
Non-Patent Citations (1)
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