CN112227018B - Liquid circulation device and washing machine - Google Patents
Liquid circulation device and washing machine Download PDFInfo
- Publication number
- CN112227018B CN112227018B CN201910633776.XA CN201910633776A CN112227018B CN 112227018 B CN112227018 B CN 112227018B CN 201910633776 A CN201910633776 A CN 201910633776A CN 112227018 B CN112227018 B CN 112227018B
- Authority
- CN
- China
- Prior art keywords
- liquid outlet
- cavity
- liquid
- chamber
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 233
- 238000005406 washing Methods 0.000 title claims abstract description 78
- 238000007789 sealing Methods 0.000 claims abstract description 79
- 238000004891 communication Methods 0.000 claims abstract description 51
- 238000005192 partition Methods 0.000 claims abstract description 22
- 239000000654 additive Substances 0.000 claims description 64
- 230000000996 additive effect Effects 0.000 claims description 61
- 239000003599 detergent Substances 0.000 claims description 33
- 230000000903 blocking effect Effects 0.000 claims description 29
- 239000012530 fluid Substances 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 238000009413 insulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/02—Devices for adding soap or other washing agents
- D06F39/022—Devices for adding soap or other washing agents in a liquid state
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
- F16K41/06—Spindle sealings with stuffing-box ; Sealing rings with at least one ring attached to both spindle and housing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The invention discloses a liquid circulation device and a washing machine, wherein the liquid circulation device comprises a liquid outlet structure and a communication structure, the inside of the liquid outlet structure comprises a cavity for liquid to flow out, a liquid outlet channel of the cavity is provided with a partition part, and the partition part partitions the liquid outlet channel into a discharge cavity and a sealing cavity; the communicating structure comprises a communicating pipe, the communicating pipe is used for communicating with the discharge cavity, and the sealing cavity is used for sealing the inlet end of the communicating pipe. The liquid outlet channel of the liquid outlet structure comprises a discharge cavity and a sealing cavity, so that residual liquid in the discharge process is only accumulated in the discharge cavity and cannot enter the sealing cavity, and further cannot corrode sealing elements in the sealing cavity, and failure of the sealing elements is prevented. Meanwhile, the liquid remained in the discharging process is accumulated in the discharging cavity, so that the liquid is not easily discharged to the outside of the liquid outlet structure to cause pollution.
Description
Technical Field
The invention relates to the field of washing machines, in particular to a liquid circulation device and a washing machine.
Background
In the conventional washing machine, a washer is required to judge how much detergent is manually added according to experience before washing starts, so that the workload of the washer is increased, and the washing is not clean or wasted due to improper control of the how much detergent is. In the related art, an automatic detergent dispensing technology is proposed, in which a detergent additive box softener for multiple washing is poured into a detergent dispenser box at a time, and the softener is automatically added according to the need during each washing. There are also different detergent additive cartridges in the detergent dispenser box.
Existing detergent dispenser boxes include a detergent additive box containing a detergent additive to facilitate replacement of the detergent additive. The user can take out one kind of washing additive box that does not finish to change into another kind of washing additive box at any time according to own demand in the use, very big enrichment clothing washing's selectivity.
The chinese patent with the application number 201710248454.4 discloses a washing additive box and washing machine, wherein, the washing additive box is including the inside closed box body that is equipped with the cavity, be equipped with the liquid outlet on the box body, this liquid outlet is used for the input pipeline of intercommunication washing machine in order to put in washing additive to the washing cavity of washing machine, sets up the play liquid device in liquid outlet department, washing additive installs in the cavity of box body inside, gets into washing machine's input pipeline from the washing additive box through play liquid device, communication structure sets up the tip at input pipeline, can stretch into liquid outlet and piston cooperation.
The chinese patent application number 201710390864.2 discloses a washing additive box and washing machine, and wherein the washing additive box includes the box body, the box body includes the liquid outlet, liquid outlet department detachable is provided with liquid outlet structure, and this liquid outlet structure includes liquid outlet unit, liquid outlet unit includes the check valve, the check valve includes that one end communicates the drainage passageway of washing machine input pipeline and sets up at drainage passageway and sets up piston and reset spring in drainage passageway, the other end of drainage passageway communicates the input pipeline of washing machine in order to put in the washing chamber of washing machine washing additive, input pipeline on be provided with communication structure, communication structure sets up the tip at input pipeline, through pushing up the piston in deep drainage passageway, open drainage passageway.
However, in the above invention, when the detergent additive box is taken out to replace the detergent additive or other detergent additive boxes, the communication structure is retracted, and part of the detergent additive is sucked outside the one-way valve of the liquid outlet device, and drops down during the process of moving the detergent additive box, thereby affecting the use of users. In the above invention, the liquid remaining outside the check valve of the liquid outlet device is always in contact with the sealing element, and when the types of detergent additives on the market are complicated and changeable, the sealing element is often corroded by part of the detergent additives, and leakage of the liquid is caused.
The present invention has been made in view of this.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and providing a liquid circulation device and a washing machine, wherein the liquid circulation device can not drip washing additives in the moving process.
In order to solve the technical problems, the invention adopts the basic conception of the technical scheme that: the liquid circulation device comprises a liquid outlet structure and a communication structure, wherein a cavity for liquid to flow out is formed in the liquid outlet structure, a partition part is arranged at a liquid outlet channel of the cavity, and the partition part divides the liquid outlet channel into a discharge cavity and a sealing cavity; the communicating structure comprises a communicating pipe, the communicating pipe is used for communicating with the discharge cavity, and the sealing cavity is used for sealing the inlet end of the communicating pipe.
Further, the cavity that liquid flows out still includes the break-make chamber, the break-make chamber sets up the import department of drain channel, the break-make intracavity is equipped with the break-make valve, communication structure still includes the push pin, the push pin is pushed the break-make valve removes in order to communicate the break-make chamber with the drain channel.
Preferably, the on-off valve comprises a piston and a return spring, and the piston moves under the action of the return spring to block the on-off cavity and the liquid outlet channel.
Further, the seal chamber is disposed at an outer periphery of the discharge chamber; the push pin is arranged in the communicating pipe, a channel for liquid circulation is arranged between the push pin and the communicating pipe, and the push pin is inserted into and pushed by the discharge cavity to move so as to be communicated with the on-off cavity and the liquid outlet channel.
Further, the discharge cavity is a cylindrical cavity, the sealing cavity is an annular cavity, and the discharge cavity is coaxially arranged in the sealing cavity.
Preferably, the length of the sealing cavity extending along the liquid outlet direction is smaller than the length of the discharging cavity extending along the liquid outlet direction.
Preferably, the length of the sealing cavity extending in the liquid outlet direction is 1/2 to 2/3 of the length of the discharging cavity extending in the liquid outlet direction.
Further, the communicating pipe is a circular pipe, and the push pin is coaxially arranged in the communicating pipe.
Preferably, the push pin is cylindrical, triangular, quadrangular or pentagonal.
Further, the communication structure further comprises at least two groups of sealing elements, and the sealing elements are arranged between the liquid outlet structure and the communication structure in parallel along the moving direction of the communication structure.
Preferably, the sealing member is provided between the communication pipe and the seal chamber.
Preferably, the sealing element is a Y-shaped sealing ring.
Further, a blocking part is arranged between the on-off cavity and the liquid outlet channel, the on-off valve is matched with the blocking part to block the on-off cavity and the liquid outlet channel, and the blocking part is arranged at the end part of the blocking part.
Preferably, the blocking part is convexly arranged between the on-off cavity and the liquid outlet channel.
Preferably, the blocking part is integrally formed between the on-off cavity and the liquid outlet channel.
Preferably, the partition portion is integrally formed at an end portion of the blocking portion.
Preferably, the liquid outlet passage extends from an end of the blocking portion in an opening direction of the liquid outlet passage.
The invention also provides a washing machine, which comprises the liquid circulation device.
Further, the washing additive box comprises a washing additive box and a feeding pipeline for feeding washing additive into a washing cavity of the washing machine, wherein the washing additive box comprises a liquid outlet, and the feeding pipeline is communicated with the liquid outlet through the liquid circulation device.
Further, the liquid outlet structure is arranged at the liquid outlet, the communication structure is arranged at the inlet of the throwing pipeline, and the inlet of the communication pipe is arranged in the sealing cavity.
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects.
1. The liquid outlet structure can realize the discharge of any chemical formulation including the washing additive, and the liquid outlet channel comprises a discharge cavity and a sealing cavity, so that the residual liquid in the discharge process is only accumulated in the discharge cavity and cannot enter the sealing cavity, further, the sealing element in the sealing cavity cannot be corroded, and the sealing element is prevented from being failed. Meanwhile, the liquid remained in the discharging process is accumulated in the discharging cavity, so that the liquid is not easily discharged to the outside of the liquid outlet structure to cause pollution.
2. Residual liquid exists in the discharge cavity, the discharge cavity is smaller than the sealing cavity, the cross section area of the hole is small, the contact area of the liquid is increased when the partition part is not arranged, and the residual liquid is not easy to drop to the outside of the discharge cavity under the condition of high liquid level tension.
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:
FIG. 1 is a schematic view of a detergent additive cartridge of the present invention;
FIG. 2 is a cross-sectional view of a liquid outlet structure of the present invention;
FIG. 3 is a schematic view of a fluid flow apparatus of the present invention;
FIG. 4 is a cross-sectional view of a fluid flow device (communication) of the present invention;
FIG. 5 is a cross-sectional view of a fluid flow device (occlusion) of the present invention;
In the figure: 1. a detergent additive cartridge; 11. a liquid outlet; 2. a liquid outlet structure; 21. a liquid outlet channel; 211. a discharge chamber; 212. sealing the cavity; 213. a partition portion; 22. an on-off cavity; 221. an on-off valve; 23. a blocking part; 24. a liquid inlet cavity; 3. a communication structure; 31. a communicating pipe; 32. pushing needles; 4. a sealing element.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The following describes the embodiments of the present invention further with reference to the drawings.
As shown in fig. 1-5, the invention discloses a liquid circulation device, which comprises a liquid outlet structure 2 and a communication structure 3, wherein the liquid outlet structure 2 is used for discharging liquid stored in a storage container to the outside of the storage container, the communication structure 3 is matched with the liquid outlet structure 2 to transfer the liquid discharged from the storage container into other parts or other containers, preferably, the liquid circulation device is used for washing equipment such as a multi-washing machine, a dish washer and the like, the liquid outlet structure 2 is used for discharging the washing additive stored in the washing additive box 1 out of the box, and the communication structure 3 is communicated with a feeding device of the washing equipment to feed the washing additive into the washing equipment. The inside of the liquid outlet structure 2 comprises a cavity for liquid to flow out, a partition part 213 is arranged at the liquid outlet channel 21 of the cavity, and the partition part 213 partitions the liquid outlet channel 21 into a discharge cavity 211 and a sealing cavity 212; the communication structure 3 includes a communication pipe 31, the communication pipe 31 is used for communicating with the discharge chamber 211, and the sealing chamber 212 is used for sealing an inlet end of the communication pipe 31, so as to realize communication between the communication structure 3 and the liquid outlet channel 21. The liquid outlet structure 2 can realize the discharge of any chemical agent including washing additive, and the liquid outlet channel 21 comprises the discharge cavity 211 and the sealing cavity 212, so that the liquid remained in the discharge process after the liquid outlet structure 2 is separated from the communicating structure 3 is only accumulated in the discharge cavity 211 and cannot enter the sealing cavity 212, and further when the liquid outlet structure and the communicating structure are connected again, the sealing element 4 in the sealing cavity 212 for sealing the connection between the communicating structure 3 and the liquid outlet structure 2 is corroded, so that the failure of the sealing element 4 is prevented. Meanwhile, the liquid remained in the discharging process is accumulated in the discharging cavity 211, so that the liquid is easily discharged to the outside of the liquid outlet structure 2 to cause pollution.
Example 1
In this embodiment, the cavity where the liquid flows out further includes an on-off cavity 22, the on-off cavity 22 is disposed at an inlet of the liquid outlet channel 21, an on-off valve 221 is disposed in the on-off cavity 22, the communication structure 3 further includes a push pin 32, and the push pin 32 pushes the on-off valve 221 to move so as to communicate the on-off cavity 22 with the liquid outlet channel 21. When the communication structure 3 is inserted into the cavity from which the liquid flows out, the push pin 32 pushes the on-off valve 221 to move in the on-off cavity 22 to communicate the on-off cavity 22 with the liquid outlet channel 21, and the liquid outlet structure 2 can normally outlet liquid. When the communication structure 3 is pulled out from the cavity where the liquid flows out, the on-off valve 221 is not pushed by the pushing force any more and returns to the original position, the on-off cavity 22 and the liquid outlet channel 21 are blocked, and the liquid outlet structure 2 cannot be used for discharging liquid. Preferably, the on-off valve 221 includes a piston and a return spring, and when the push pin 32 is no longer pushed, the piston moves under the action of the return spring to block the on-off chamber 22 and the liquid outlet channel 21.
In a specific embodiment, the sealing chamber 212 is disposed at the outer periphery of the discharge chamber 211, and the residual liquid is present in the discharge chamber 211, where the discharge chamber 211 is smaller than the sealing chamber 212, the cross-sectional area of the hole is small, which corresponds to increasing the contact area of the liquid when the partition 213 is not disposed, and the residual liquid is less likely to drop to the outside of the discharge chamber 211 when the liquid level tension is large; the push pin 32 is disposed inside the communication pipe 31, a channel through which liquid flows is provided between the push pin 32 and the communication pipe 31, the push pin 32 is inserted and pushed from the discharge chamber 211 to the on-off valve 221 to move so as to communicate the on-off chamber 22 and the liquid outlet channel 21, and the liquid flows from the on-off chamber 22 to the liquid outlet channel 21, and then flows from the liquid outlet channel 21 to the channel between the push pin 32 and the communication pipe 31.
Preferably, the discharge cavity 211 is a cylindrical cavity, the seal cavity 212 is an annular cavity, and the discharge cavity 211 is coaxially disposed inside the seal cavity 212. The length of the sealing cavity 212 extending along the liquid outlet direction is smaller than the length of the discharging cavity 211 extending along the liquid outlet direction; the liquid remained in the discharging process is remained in the discharging cavity 211, and is discharged to the sealing cavity 212 longer than the discharging cavity 211 under the action of vibration or other external forces, and is not discharged to the outside of the sealing cavity 212, so that pollution is prevented. Specifically, the length of the sealing chamber 212 extending in the liquid outlet direction is 1/2 to 2/3 of the length of the discharging chamber 211 extending in the liquid outlet direction. The length of the discharge chamber 211 is long, the effect of the seal chamber 212 receiving the residual liquid again is small, and when the length of the discharge chamber 211 is short, the residual liquid falls into the seal chamber 212, and the accumulated liquid is excessive, so that the seal element 4 is easily corroded and damaged. The opening of the communicating pipe 31 is disposed in the sealing cavity 212, and in the process of pushing the communicating structure 3 toward the liquid outlet structure 2, the air sealed after being closed is pushed into the space inside the sealing cavity 212 under the sealing action of the sealing element 4 between the communicating pipe 31 and the sealing cavity 212, so as to finally form air insulation, protect the sealing element 4, realize air insulation, and prevent residual liquid from corroding the sealing element 4.
Preferably, the communicating tube 31 is a circular tube, and the push pin 32 is coaxially disposed inside the communicating tube 31. Preferably, the push pin 32 is cylindrical, triangular, square, or pentagonal.
In a preferred embodiment, a blocking part 23 is arranged between the on-off cavity 22 and the liquid outlet channel 21, the on-off valve 221 is matched with the blocking part 23 to block the on-off cavity 22 and the liquid outlet channel 21, the on-off valve 221 moves to the blocking part 23 to block the on-off cavity 22 and the liquid outlet channel 21, and the liquid cannot be discharged when matched with the blocking part 23; the on-off valve 221 moves away from the blocking portion 23, the on-off chamber 22 is opened, and the liquid flows to the liquid outlet channel 21 through the on-off chamber 22 and then to the washing machine. The partition 213 is provided at an end of the blocking portion 23, and extends from the end of the blocking portion 23 in the opening direction of the liquid outlet passage 21, thereby partitioning the liquid outlet passage 21 into two cavities. Preferably, the blocking portion 23 is convexly disposed between the on-off chamber 22 and the liquid outlet channel 21. Preferably, the blocking part 23 is integrally formed between the on-off cavity 22 and the liquid outlet channel 21; the molding is simple and convenient, and the cost is saved. Further, the partition 213 is provided at an end of the blocking portion 23, and extends from the end of the blocking portion 23 in the opening direction of the liquid outlet channel 21, thereby partitioning the liquid outlet channel 21 into two cavities. Preferably, the blocking portion 213 is integrally formed at an end of the blocking portion 23; the molding is simple and convenient, and the cost is saved.
Example two
In this embodiment, the communication structure 3 further includes at least two sets of sealing elements 4, and the sealing elements 4 are disposed between the liquid outlet structure 2 and the communication structure 3 in parallel along the moving direction of the communication structure 3, so that the sealing effect is better. The liquid outlet channel 21 is divided into the discharge cavity 211 and the sealing cavity 212 by the partition part 213, so that the sectional area of liquid sucked during the drawing of the communication structure 3 is reduced, the sectional area sucked by the sealing structure is also reduced, and the sealing effect is better. Preferably, the sealing element 4 is disposed between the communicating pipe 31 and the sealing cavity 212, and under the sealing action of the sealing element 4 between the communicating pipe 31 and the sealing cavity 212 in the process of pushing the communicating structure 3 toward the liquid outlet structure 2, the closed air is pushed into the space inside the sealing cavity 212 to finally form air insulation, so as to protect the sealing element 4, realize air insulation, and prevent residual liquid from corroding the sealing element 4. Preferably, the sealing element 4 is a Y-shaped sealing ring.
Example III
In this embodiment, a washing machine is disclosed, including a liquid circulation device, where the liquid circulation device includes a liquid circulation device, including a liquid outlet structure 2 and a communication structure 3, where the interior of the liquid outlet structure 2 includes a cavity for liquid to flow out, where a partition portion 213 is disposed at a liquid outlet channel 21 of the cavity, and the partition portion 213 partitions the liquid outlet channel 21 into a discharge cavity 211 and a seal cavity 212; the communication structure 3 comprises a communication pipe 31, and an inlet of the communication pipe 31 is arranged in the sealing cavity 212, so that the communication structure 3 is communicated with the liquid outlet channel 21.
In a further embodiment, the washing machine comprises a washing additive box 1 and a feeding pipeline for feeding washing additive into a washing cavity of the washing machine, wherein the washing additive box 1 comprises a liquid outlet 11, and the feeding pipeline is communicated with the liquid outlet 11 through the liquid circulation device, so that the washing additive in the washing additive box 1 is sucked into the feeding pipeline according to the requirement.
In a preferred embodiment, the liquid outlet structure 2 is arranged at the liquid outlet 11, the communication structure 3 is arranged at the inlet of the delivery pipeline, and the communication structure 3 is inserted into the liquid outlet channel 21 of the liquid outlet structure 2 to be communicated with the liquid outlet structure 2;
Preferably, the communication structure 3 is inserted into the liquid outlet channel 21 to push the on-off valve 221 to communicate with the liquid outlet structure 2.
In a further embodiment, the cavity from which the liquid flows out further comprises a liquid inlet cavity 24, a suction structure is arranged at the liquid inlet cavity 24, one end of the suction structure is communicated with the cavity inside the washing additive box 1, and the other end of the suction structure is communicated with the on-off cavity 22; the detergent additive in the detergent additive cartridge 1 is sucked into the on-off chamber 22. Preferably, the suction structure extends to the bottom wall of the detergent additive box 1, the inlet of the suction structure is arranged towards the bottom wall of the detergent additive box 1, and a gap for passing liquid is reserved between the suction structure and the bottom wall, so that the detergent additive in the detergent additive box 1 can be completely extracted without waste. Preferably, the bottom wall of the detergent additive box 1 is formed with a recess having a position lower than the surface of the bottom wall of the detergent additive box 1 corresponding to the inward sinking position of the inlet of the suction structure, and the inlet of the suction structure is positioned in the recess and a gap for passing liquid is reserved between the inlet and the bottom surface and the side wall of the recess. The recess on the bottom wall corresponding to the suction device is lower than the surface of the bottom wall of the washing additive box 1 in the inward sinking position, so that the washing additive is gathered when the residual amount of the washing additive is not much, and the suction device inlet is positioned in the recess, thereby fully utilizing the washing additive, saving the washing additive to the greatest extent and avoiding waste. More preferably, the suction structure is a hollow tubular structure, a flow passage is formed in the suction structure, one end of the flow passage faces the bottom wall of the detergent additive box 1, the other end of the flow passage is communicated with the inlet of the on-off cavity 22, an arc-shaped reversing flow guide passage is formed between the inlet and the outlet of the flow passage, and the reversing position of the flow passage corresponding to the inlet of the on-off valve 221 is an outward-expanding arc surface; the radius of the arc surface is larger than that of the flow channel. The outwardly diverging arcuate surfaces of the flow path corresponding to the inlet of the on-off chamber 22 facilitate flow of the detergent additive in the flow path, as opposed to employing right angles or corners similar to right angles at the reversing points.
Example IV
In this embodiment, the liquid outlet structure 2 is detachably disposed at the liquid outlet 11. Specifically, the liquid outlet structure 2 is in threaded connection or clamped connection with the liquid outlet 11. Preferably, the liquid outlet 11 is provided with a connecting end extending out of the box body, the liquid outlet structure 2 comprises a connecting cap, one end of the liquid outlet structure 2 penetrates through the connecting end and extends into the washing additive box 1, and the other end of the liquid outlet structure is in threaded connection or clamping connection with the connecting end through the connecting cap. The liquid outlet structure 2 and the liquid outlet 11 are preferably in threaded connection, because the threaded connection is simpler and easier to realize, and the reliability is also high. The liquid outlet 11 can be arranged outside the protruding box body and connected with the liquid outlet structure 2 through the protruding part, and can also be arranged outside the protruding box body, and the liquid outlet structure 2 is connected with the liquid outlet structure 2 by penetrating through the liquid outlet 11. The arrangement of the outer side of the protruding box body makes the detachable connection of the protruding box body and the liquid outlet structure 2 simpler, more convenient and easier to seal, and makes the positioning and the limiting easier when the washing additive box 1 is arranged on washing additive mounting equipment on the washing machine; the arrangement of the outer side of the non-protruding box body increases the difficulty of detachable connection and sealing, but the arrangement of the outer side of the non-protruding box body makes the integral molding of the washing additive box 1 simpler, and the washing additive box is more convenient to install on washing additive installation equipment on a washing machine and attractive in appearance. The liquid outlet 11 is provided with the link that stretches out outside the box body, the liquid outlet structure 2 includes the connecting cap, liquid outlet structure 2 one end runs through the link and stretches into in the box body, and the other end passes through connecting cap and link threaded connection or joint, preferably, connecting cap and link threaded connection. The relative joint, threaded connection is simpler easy shaping and the reliability is high. The connecting cap is arranged at the other end of the liquid outlet structure 2, can be integrally formed on the liquid outlet structure 2, and can be fixedly connected or detachably connected on the liquid outlet structure 2, and in view of sealing requirements and the like, the preferred embodiment is the integrally formed connecting cap.
Further, the connecting cap is integrally formed at the other end of the liquid outlet structure 2 and is reversely sleeved with the other end at a certain interval, the connecting end is clamped between the connecting cap and the other end and is in threaded connection or clamping connection with the connecting cap, and preferably, the connecting end 111 is clamped between the connecting cap and the other end and is in threaded connection with the connecting cap. The connecting cap is reversely sleeved on the outer side of the other end of the liquid outlet structure 2, namely, the connecting cap is radially extended for a certain distance from the other end of the liquid outlet structure 2 and then is extended in the opposite direction of the end of the liquid outlet structure 2, the connecting cap is sleeved with the end and has a certain distance from each other, and the connecting end extends into a gap between the connecting cap and the liquid outlet structure, is clamped between the connecting cap and the liquid outlet structure and is in threaded connection or clamping connection with the connecting cap. The connecting end can also be connected with the other end of the liquid outlet unit in a threaded manner or clamped. In the preferred embodiment, the connecting end can be connected or clamped with the other end of the liquid outlet unit by screw threads because the screw threads are simpler and easier to form and have high reliability.
The connecting cap outside sets up the bellied structure that increases friction to hold between the fingers the connecting cap when convenient to install, make its simpler convenient installation in place.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited to the above-mentioned embodiment, but is not limited to the above-mentioned embodiment, and any simple modification, equivalent change and modification made by the technical matter of the present invention can be further combined or replaced by the equivalent embodiment without departing from the scope of the technical solution of the present invention.
Claims (18)
1. A fluid flow device, comprising:
The liquid outlet structure comprises a cavity for liquid to flow out, a partition part is arranged at a liquid outlet channel of the cavity, and the partition part partitions the liquid outlet channel into a discharge cavity and a sealing cavity; the sealing cavity is arranged at the periphery of the discharge cavity,
The communicating structure comprises a communicating pipe, the communicating pipe is used for communicating with the discharge cavity, and the sealing cavity is used for sealing the inlet end of the communicating pipe;
The cavity for flowing out the liquid also comprises an on-off cavity, the on-off cavity is arranged at the inlet of the liquid outlet channel, an on-off valve is arranged in the on-off cavity, the communication structure also comprises a push pin, and the push pin pushes the on-off valve to move so as to communicate the on-off cavity with the liquid outlet channel;
The on-off valve comprises a piston and a return spring, and the piston moves under the action of the return spring to block the on-off cavity and the liquid outlet channel.
2. The liquid circulation device according to claim 1, wherein the push pin is provided in the communication pipe, a passage through which liquid circulates is provided between the push pin and the communication pipe, and the push pin is inserted from the discharge chamber to push the on-off valve to move so as to communicate the on-off chamber with the liquid outlet passage.
3. A fluid flow-through device as claimed in claim 1, wherein the discharge chamber is a cylindrical chamber, the seal chamber is an annular chamber, and the discharge chamber is coaxially disposed within the seal chamber.
4. A fluid flow device according to claim 3, wherein the length of the sealed chamber extending in the direction of the fluid outlet is less than the length of the discharge chamber extending in the direction of the fluid outlet.
5. A liquid circulation device according to claim 3, wherein the communicating tube is a circular tube, and the push pin is coaxially disposed inside the communicating tube.
6. A liquid circulation device according to any one of claims 1-5, wherein the communication structure further comprises at least two sets of sealing elements arranged side by side between the liquid outlet structure and the communication structure in the direction of movement of the communication structure.
7. A liquid circulation device according to claim 1 or 2, wherein a blocking part is provided between the on-off chamber and the liquid outlet channel, the on-off valve and the blocking part are matched to block the on-off chamber and the liquid outlet channel, and the blocking part is provided at an end part of the blocking part.
8. The liquid circulation device of claim 7, wherein the blocking portion is disposed between the on-off chamber and the liquid outlet passage.
9. The liquid circulation device of claim 7, wherein the blocking portion is integrally formed between the on-off chamber and the liquid outlet channel.
10. The fluid flow device of claim 7, wherein the partition is integrally formed at an end of the plug.
11. The liquid circulation device according to claim 7, wherein the liquid flow path extends from an end of the blocking portion toward an opening of the liquid outlet passage.
12. A liquid circulation device according to claim 3, wherein the length of the sealed chamber extending in the liquid outlet direction is 1/2 to 2/3 of the length of the discharge chamber extending in the liquid outlet direction.
13. The fluid flow device of claim 5, wherein the push pin is cylindrical, triangular, square, or pentagonal.
14. A liquid circulation device according to claim 6, wherein said sealing member is provided between said communicating pipe and said seal chamber.
15. A fluid flow device as claimed in claim 14, wherein said sealing element is a Y-ring.
16. A washing machine comprising the fluid circulation device of claim 1.
17. A washing machine as claimed in claim 16, comprising a detergent additive cartridge, further comprising a dosing line for dosing detergent additive into a washing chamber of the washing machine, the detergent additive cartridge comprising a liquid outlet, the dosing line being in communication with the liquid outlet via the liquid flow-through device.
18. The washing machine as claimed in claim 17, wherein the liquid outlet structure is disposed at the liquid outlet, the communication structure is disposed at an inlet of the delivery pipe, and an inlet of the communication pipe is disposed in the sealed chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910633776.XA CN112227018B (en) | 2019-07-15 | 2019-07-15 | Liquid circulation device and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910633776.XA CN112227018B (en) | 2019-07-15 | 2019-07-15 | Liquid circulation device and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112227018A CN112227018A (en) | 2021-01-15 |
| CN112227018B true CN112227018B (en) | 2024-05-28 |
Family
ID=74111643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910633776.XA Active CN112227018B (en) | 2019-07-15 | 2019-07-15 | Liquid circulation device and washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112227018B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115595769A (en) * | 2021-07-07 | 2023-01-13 | 青岛海尔滚筒洗衣机有限公司（Cn） | Washing machine and control method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09178899A (en) * | 1995-12-27 | 1997-07-11 | Nihon Medi Physics Co Ltd | Eluent inflow structure and eluent inflow member for radioactive nucleide eluting device |
| JP2004255957A (en) * | 2003-02-25 | 2004-09-16 | Nissan Motor Co Ltd | Liquid tank mounting structure |
| KR101528814B1 (en) * | 2014-09-25 | 2015-06-15 | 이현주 | Case for liquefied laundry soap |
| CN207419082U (en) * | 2017-11-03 | 2018-05-29 | 上海正村橡塑工业有限公司 | A kind of washing machine hose docking facilities |
| CN108729140A (en) * | 2017-04-17 | 2018-11-02 | 青岛海尔滚筒洗衣机有限公司 | A kind of detergent additive box |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2989939B1 (en) * | 2012-04-30 | 2016-10-21 | Renault Sa | DOUBLE COMPARTMENT TANK |
-
2019
- 2019-07-15 CN CN201910633776.XA patent/CN112227018B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09178899A (en) * | 1995-12-27 | 1997-07-11 | Nihon Medi Physics Co Ltd | Eluent inflow structure and eluent inflow member for radioactive nucleide eluting device |
| JP2004255957A (en) * | 2003-02-25 | 2004-09-16 | Nissan Motor Co Ltd | Liquid tank mounting structure |
| KR101528814B1 (en) * | 2014-09-25 | 2015-06-15 | 이현주 | Case for liquefied laundry soap |
| CN108729140A (en) * | 2017-04-17 | 2018-11-02 | 青岛海尔滚筒洗衣机有限公司 | A kind of detergent additive box |
| CN207419082U (en) * | 2017-11-03 | 2018-05-29 | 上海正村橡塑工业有限公司 | A kind of washing machine hose docking facilities |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112227018A (en) | 2021-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108930142B (en) | Washing additive box and washing machine | |
| TW201429859A (en) | Horizontal pumps, refill units and foam dispensers with integral air compressors | |
| US11905641B2 (en) | Detergent additive box and mounting structure thereof, and distribution box | |
| EP0270302B1 (en) | Coupling | |
| CN112227018B (en) | Liquid circulation device and washing machine | |
| CN112526153A (en) | Reagent kit | |
| ITVR20120061A1 (en) | DETERGENT DISTRIBUTION SYSTEM WITH DIRECT TANK PNEUMATIC DOSAGE. | |
| CN109957928B (en) | Automatic releasing device and control method | |
| CN106854811B (en) | Detergent dispensing device and washing machine with same | |
| CN214201511U (en) | Reagent kit | |
| CN112227019B (en) | Liquid outlet structure, washing additive box and washing machine | |
| CN109868619B (en) | Clothes treating agent storage and delivery device and washing machine | |
| CN211715865U (en) | Pipeline communicating structure | |
| CN108729143B (en) | Washing additive box mounting structure | |
| CN111676664A (en) | Washing machine | |
| CN109957927B (en) | Automatic putting device and washing machine | |
| CN108729142B (en) | Distribution box of washing machine | |
| CN108729146B (en) | Washing machine and putting device thereof | |
| CN112760941B (en) | Feeding device and clothes treatment equipment | |
| CN210420594U (en) | Washing liquid box, water box and washing machine | |
| CN111549496B (en) | Automatic throwing device and washing machine | |
| US20130206281A1 (en) | Volumetric metering device | |
| WO2022242396A1 (en) | Liquid guide insertion structure, additive feeding module and laundry treatment apparatus | |
| CN109868620B (en) | Clothes treating agent storage and delivery device and washing machine | |
| CN219568362U (en) | Liquid leakage preventing dispenser and washing equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |