CN109252334A - A kind of drainpipe and the washing machine using it - Google Patents
A kind of drainpipe and the washing machine using it Download PDFInfo
- Publication number
- CN109252334A CN109252334A CN201710575386.2A CN201710575386A CN109252334A CN 109252334 A CN109252334 A CN 109252334A CN 201710575386 A CN201710575386 A CN 201710575386A CN 109252334 A CN109252334 A CN 109252334A
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- Prior art keywords
- chamber
- switch portion
- discharge outlet
- check valve
- drainpipe
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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
- D06F39/083—Liquid discharge or recirculation arrangements
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a kind of drainpipe and using its washing machine, the draining end of the drainpipe is connected to sewer/floor drain, the draining end is additionally provided with check valve, the check valve includes valve body, the valve body includes a valve chamber and the switch portion that is movably disposed in valve chamber, the valve chamber includes the discharge chamber positioned at the diversion cavity of draining upstream and positioned at draining downstream, the diversion cavity is connected to discharge chamber by a discharge outlet, and the switch portion mobile discharge outlet of opening under the action of draining hydraulic pressure is connected to check valve.The drainpipe effectively avoids that peculiar smell and bacterium in sewer are back to drainpipe or even washing machine pollutes；Sewer edge is effectively avoided to generate foam；Effectively washing machine is avoided to power off siphon sewer dirty water suddenly and enters washing machine internal；Prevent sewer spilling water；It is regular beautiful, user experience is improved, provides convenience for user.
Description
Technical field
The present invention relates to washing machine field, especially a kind of drainpipe and the washing machine using it.
Background technique
Currently, existing washing machine, whether rotary drum washing machine or roller washing machine, whether go up drain washing machine also
It is lower drain washing machine, drainpipe can select conveniently to be directly connected to sewer or be directly connected to floor drain.But
Washing machine sewer pipe is directly connected to sewer or is directly connected to floor drain all there is the solutions of some problems demands:
1, the how lucky connection sewer of drainage pipe end causes the peculiar smell of sewer or even bacterium not to enter back into laundry
Inside machine, lead to the generation of washing machine internal peculiar smell and bacterium；Sewer peculiar smell and bacterium is avoided to pass through drainpipe and sewer
Gap exist in room.
2, when avoiding washing machine drainage, foam generates at sewer edge, causes to perplex to consumer, consumer also needs
It cleans again.
3, washing machine powers off suddenly, and siphon sewer dirty water enters washing machine internal, pollutes washing machine and washing clothing.
4, since washing machine sewer pipe is hose, bending when being inserted into sewer or floor drain of turning round is irregular unsightly, disappears
It also can not be regular even if expense person makes great efforts again.
Application No. is 201510360302.4 Chinese patents to disclose a kind of Specail floor drain for washing machine, comprising: floor drain sheet
Body, water drainage cover board, washing machine drainage pipe fitting, connection sealed interface, anti-overflow floor drain core and deodorization L-type water outlet, it is described
The water drainage cover board is provided on floor drain ontology, the washing machine sewer pipe fitting sleeve is set to the water drainage cover board, and
It is mounted on by the connection sealed interface on the floor drain ontology, the floor drain body lower part is provided with described anti-
Overflow floor drain core, and the anti-overflow floor drain core is connected with the deodorization L-type water outlet.By the above-mentioned means, of the invention
The phenomenon that being not in spilling water, but also can be firm with the installation of the drainpipe of washing machine.But deodorization L row water outlet of the invention
Peculiar smell or even bacterium cannot be thoroughly avoided not to enter back into washing machine internal.It is not avoided that the generation of foam, unsightly.
In view of this present invention is specifically proposed.
Summary of the invention
The technical problem to be solved in the present invention is that overcoming the deficiencies of the prior art and provide one kind prevents waste water and/or gas
A kind of drainpipe of taste adverse current and the washing machine using it.
In order to solve the above technical problems, the present invention is using the basic conception of technical solution: a kind of drainpipe, the draining
The draining end of pipe is connected to sewer/floor drain, and the draining end is additionally provided with check valve, and the check valve includes valve body, institute
The switch portion that valve body includes a valve chamber He is movably disposed in valve chamber is stated, the valve chamber includes the water conservancy diversion positioned at draining upstream
Chamber and discharge chamber positioned at draining downstream, the diversion cavity and are discharged chamber and are connected to by a discharge outlet, and the switch portion is draining
Mobile discharge outlet of opening is connected to check valve under the action of hydraulic pressure.
Further, the water chamber that the discharge chamber includes movable chamber and is connected to movable chamber, the switch portion are removable
Setting in movable chamber, the movable chamber is connected to diversion cavity by discharge outlet, and the water chamber is connected to sewer.
The further discharge chamber includes the mobile guide portion in directing switch portion and limits switch portion in certain space
The limiting section of interior movement, it is preferred that the movable chamber includes the mobile guide portion in directing switch portion and limits switch portion in work
Move the limiting section of intracavitary movement.
Further, the switch portion is mobile under the pressure difference effect of diversion cavity and discharge chamber opens or seals draining
Mouthful, it is preferred that the shape of the switch portion end is at least partly matched with the shape of discharge outlet, and the size of the switch portion is at least
The partially larger than size of discharge outlet.
Further, the switch portion is arranged above the discharge outlet, and the switch portion is sealed under self gravitation effect
Firmly discharge outlet closes check valve, it is preferred that the switch portion is a ball type switch.
Further, the switch portion is arranged above the discharge outlet, and the check valve further includes an elastic element, institute
It states elastic element to be resisted against between switch portion and check valve, the switch portion seals discharge outlet under the elastic force effect of elastic element
Close check valve.
Further, the guide portion extends since the water inlet of check valve to discharge outlet, the guide portion and unidirectional
Side wall corresponding with its position forms the water inlet of the valve chamber on valve, it is preferred that the round and smooth recessed extension of guide portion.
Further, the diversion cavity includes diversion division, and the valve chamber is divided into water conservancy diversion by the diversion division and guide portion
Chamber and discharge chamber, the guide portion and diversion division form circular seal face at discharge outlet.
Further, the draining end is set as bend pipe, and described bend pipe one end connects drainpipe, and other end insertion is lauched
In road/floor drain, it is equipped with check valve inside the bend pipe in the insertion sewer/floor drain, outside is equipped with position limiting structure.
The present invention also proposes that a kind of washing machine, the washing machine include above-described drainpipe, goes back in the drainpipe
Equipped with check valve, the check valve includes two working conditions, a kind of hull-borne, and drainpipe drains, and the check valve is opened
Pass portion is mobile under the action of draining hydraulic pressure to open discharge outlet, and the diversion cavity is connected to discharge chamber, and the check valve opens row
Water；Another state is sealing state, and draining terminates, and the switch of the check valve seals under self gravity and/or elastic force effect
Firmly discharge outlet, the diversion cavity and discharge chamber disconnect, and chamber and/or water and/or smell in sewer is discharged in closed check valve
And/or mould can not be entered diversion cavity by discharge outlet and be entered in drainpipe and washing machine.
After adopting the above technical scheme, the present invention has the advantages that compared with prior art.
1, drainage pipe end connects sewer just, and the peculiar smell of sewer or even bacterium is caused not to enter back into washing machine
Portion leads to the generation of washing machine internal peculiar smell and bacterium；Sewer peculiar smell and bacterium is avoided to pass through between drainpipe and sewer
Gap exists to room.
2, when avoiding washing machine drainage, sewer edge generates foam, causes to perplex to consumer, consumer also needs again
Cleaning.
3, washing machine is avoided to power off suddenly, siphon sewer dirty water enters washing machine internal, pollutes washing machine and washing clothing
Object.
4, prevent sewer spilling water to drainpipe even washing machine.
5, avoid bending caused by being turned round when being inserted into sewer or floor drain as hose irregular unsightly, consumer is
Just making great efforts again also can not be regular.
6, user experience is improved, provides convenience for user.
A specific embodiment of the invention is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
Attached drawing is as a part of the invention, and for providing further understanding of the invention, of the invention is schematic
Examples and descriptions thereof are used to explain the present invention, but does not constitute an undue limitation on the present invention.Obviously, the accompanying drawings in the following description
Only some embodiments to those skilled in the art without creative efforts, can be with
Other accompanying drawings can also be obtained according to these attached drawings.In the accompanying drawings:
Fig. 1 is drainpipe cross-sectional view of the present invention；
Fig. 2 is drainpipe bleeding stage schematic diagram of the present invention；
Fig. 3 is drainpipe and washing machine schematic diagram of the present invention.
In figure: 1, drainpipe；11, end is drained；2, check valve；21, switch portion；22, diversion cavity；221, water inlet；23,
Chamber is discharged；231, movable chamber；232, water chamber；24, discharge outlet；25, guide portion；26, diversion division；27, limiting section；28, it limits
Structure；3, washing machine；4, floor；5, sewer.
It should be noted that these attached drawings and verbal description are not intended to the design model limiting the invention in any way
It encloses, but illustrates idea of the invention by referring to specific embodiments for those skilled in the art.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in embodiment is clearly and completely described, the following examples are intended to illustrate the invention, but
It is not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the orientation or position of the instructions such as term " on ", "lower", "inner", "outside"
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is interpreted as limitation of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
A specific embodiment of the invention is further introduced with reference to the accompanying drawing.
As shown in Figure 1-Figure 3, the draining end 11 of a kind of drainpipe 1, the drainpipe 1 is connected to 5/ floor drain of sewer, institute
It states and is additionally provided with check valve 2 at draining end 11, the check valve 2 includes valve body, and the valve body is including a valve chamber and movably
Switch portion 21 in valve chamber is set, and the valve chamber includes the discharge positioned at the diversion cavity 22 of draining upstream and positioned at draining downstream
Chamber 23, the diversion cavity 22 and discharge chamber 23 are connected to by a discharge outlet 24, and the switch portion 21 is under the action of draining hydraulic pressure
Mobile discharge outlet 24 of opening is connected to check valve 2.
In the above scheme, drainpipe 1 of the present invention is not only suitable for rotary drum washing machine 3 again suitable for roller washing machine
3, it is not only suitable for drain washing machine 3 and is suitable for lower drain washing machine 3 again.The connection of draining end 11 of the drainpipe 1 is lauched
Road 5 or floor drain are additionally provided with check valve 2 at the draining end 11 of the drainpipe 1, and the check valve 2 is for preventing from being lauched
Water/and/or smell and/or mould etc. in 5/ floor drain of road enter in drainpipe 1, so enter in washing machine 3 even into
In the room put to washing machine 3, bad experience is brought to client.The check valve 2 is arranged at the draining end 11,
The draining end 11 is connected to sewer 5 by check valve 2 or floor drain, the check valve 2 are at least partially disposed in sewer 5
Or in floor drain；Either the draining end 11 is at least partially disposed in sewer 5 or floor drain, and the check valve 2 is arranged
In draining end 11, it is at least partially disposed in sewer 5 or floor drain.The check valve 2 includes valve body, the valve body packet
The switch portion 21 for including a valve chamber and being movably disposed in valve chamber, the valve chamber include 22 He of diversion cavity positioned at draining upstream
Discharge chamber 23 positioned at draining downstream, the diversion cavity 22 are used to for the water drained in end 11 being guided in check valve 2, also
It is to be guided in the diversion cavity 22 of valve chamber；The water that the discharge chamber 23 is used to be discharged in diversion cavity 22.The diversion cavity 22 and row
Chamber 23 passes through a discharge outlet 24 and is connected to out, that is to say, that can only be by discharge outlet 24 from diversion cavity 22 into the water in check valve 2
It is discharged to discharge chamber 23 and then is discharged in sewer 5.The check valve 2 is arranged in the draining end 11, i.e., the described draining
Discharge water in end 11 can only be discharged to discharge chamber 23 from diversion cavity 22 by discharge outlet 24 and be discharged in sewer 5.
The switch portion 21 moves under the pressure difference effect at diversion cavity 22 and 24 both ends of pressure difference i.e. discharge outlet of discharge chamber 23
Open or seal discharge outlet 24.In the present invention, the switch portion 21 mobile discharge outlet 24 of opening under the action of draining hydraulic pressure connects
Logical check valve 2, when the washing machine 3 drains, the switch portion 21 moves under the action of draining hydraulic pressure, and opening discharge outlet 24 makes
The diversion cavity 22 obtained in check valve 2 is connected to discharge chamber 23, and draining is expelled to discharge chamber 23 and is expelled to and is lauched from diversion cavity 22
In road 5, draining is realized.When washing machine 3, which does not drain, does not drain hydraulic pressure, the switch portion 21 is in diversion cavity 22 and discharge chamber 23
Seal discharge outlet 24 under the pressure difference effect at both ends, be not connected between diversion cavity 22 and discharge chamber 23, be discharged the water in chamber 23 or
Smell or mould cannot enter diversion cavity 22 by discharge outlet 24 and enter in drainpipe 1 or washing machine 3.
Further, the discharge chamber 23 includes movable chamber 231 and the water chamber 232 being connected to movable chamber 231, described to open
Pass portion 21 is movably disposed in movable chamber 231, and the movable chamber 231 is connected to diversion cavity 22 by discharge outlet 24, described
Water chamber 232 is connected to sewer 5.
In the above scheme, described 232 one end of water chamber is connected to movable chamber 231, and the other end is equipped with the water outlet of check valve 2
Mouthful.The discharge chamber 23 includes movable chamber 231 and water chamber 232, and the switch portion 21 is under the action of hydraulic pressure and other pressure
Movable in movable chamber 231, the movable chamber 231 is connected to diversion cavity 22 by discharge outlet 24.Described 232 one end of water chamber with
It is connected between movable chamber 231, the other end is connected to sewer 5, and water is discharged to sewer 5.
Further, the discharge chamber 23 includes the mobile guide portion 25 in directing switch portion 21 and the limit of switch portion 21 exists
The limiting section 27 moved in certain space, it is preferred that the movable chamber 231 includes mobile 25 He of guide portion in directing switch portion 21
Switch portion 21 is limited to the limiting section 27 moved in movable chamber 231.
In the above scheme, the guide portion 25 is used for the movement in directing switch portion 21, seals discharge outlet in switch portion 21
24 process wizard switch portion 21 is mobile to discharge outlet 24.Switch portion 21 acts on the limiting section 27 in draining hydraulic pressure in order to prevent
Lower discharge check valve 2 or in order to prevent switch portion 21 enter in drainpipe.The limiting section 27 is separated into activity for chamber is discharged
Chamber and water chamber.Meanwhile in one embodiment of the present of invention, the switch portion 21 is arranged above the discharge outlet 24, setting
Limiting section 27 also limits switch portion 21 in the position for being suitble to the mobile control discharge outlet 24 of switch portion 21 to switch.In this embodiment
In, the limiting section 27 can be the plate structure extended vertically downward from 2 top of check valve, or push up from check valve 2
Hold several strip structures extended vertically downward.The distance between the limiting section 27 and discharge outlet 24 are less than the ruler of switch portion 21
It is very little, it is preferred that the limiting section 27 and the distance between discharge outlet 24 are corresponding with 24 size of discharge outlet, in order to avoid influence draining.
Further, the switch portion 21 is mobile under the pressure difference effect of diversion cavity 22 and discharge chamber 23 opens or seals
Discharge outlet 24, it is preferred that the shape of 21 end of switch portion is at least partly matched with the shape of discharge outlet 24, the switch portion
21 size is at least partially larger than the size of discharge outlet 24.
In the above scheme, movement is beaten under pressure difference effect of the switch portion 21 between diversion cavity 22 and discharge chamber 23
Discharge outlet 24 is opened or sealed, discharge outlet 24 is moved away, discharge outlet 24 is opened, and the mobile mode for sealing discharge outlet 24 includes more
Kind, for example switch portion 21 is inserted into discharge outlet 24 or switch portion 21 closely blocks discharge outlet 24 etc..In preferred embodiment, institute
State switch portion 21 be inserted into discharge outlet 24 in seal discharge outlet 24, then the shape of 21 end of switch portion at least partly with discharge outlet
The matching of 24 shapes is to reach better effect when being inserted into and sealing discharge outlet 24 in discharge outlet 24；The switch portion 21
Size is at least partially larger than the size of discharge outlet 24, is in order to avoid pulling out in the small caused insertion discharge outlet 24 of 21 size of switch portion
Do not go out or be not drawn out easily, or enters in diversion cavity 22 effect for losing switch portion 21 through discharge outlet 24.
Further, the switch portion 21 is arranged above the discharge outlet 24, and the switch portion 21 is made in self gravity
Discharge outlet 24 is sealed under and closes check valve 2, it is preferred that the switch portion 21 is a ball type switch.
In the above scheme, the switch portion 21 is arranged above the discharge outlet 24, and the switch portion 21 is in itself weight
Discharge outlet 24, which is sealed, under power effect closes check valve 2.Preferred embodiment is that the switch portion 21 is a ball type switch, and spherical shape is opened
Closing has very big flexibility, without doing position limiting structure or adjustment position etc., ball type switch when being inserted into or sealing discharge outlet 24
Itself has the function of certain adaptive and self-adjusting position self-correcting.
Further, the switch portion 21 is arranged above the discharge outlet 24, and the check valve 2 further includes an elasticity member
Part, the elastic element are resisted against between switch portion 21 and check valve 2, and the switch portion 21 is under the elastic force effect of elastic element
It seals discharge outlet 24 and closes check valve 2.
In the above scheme, the check valve 2 further includes an elastic element, elastic force of the switch portion 21 in elastic element
Discharge outlet 24 is sealed under effect and closes check valve 2, and preferred elastic element is spring herein.
Further, the guide portion 25 extends since the water inlet of check valve 2 to discharge outlet 24, the guide portion 25
The water inlet 221 of the valve chamber is formed with 2 side wall of check valve corresponding with its position on check valve 2, it is preferred that the guidance
The round and smooth recessed extension in portion 25.
In the above scheme, the guide portion 25 is extended obliquely downward since the water inlet of check valve 2 to discharge outlet 24.
In one embodiment of the present of invention, the check valve is vertically arranged in bend pipe, and the top of guide portion 25 from the check valve 2 is opened
Begin to extend obliquely to its internal and end, the top can be the edge on top, or the other positions on top.When
When the check valve 2 is arranged in bend pipe, 2 top of check valve and bend pipe top lean against bend pipe one end, the guide portion 25
The edge on 2 top of check valve starts to extend into check valve 2, and the water inlet 221 is the other end of the bend pipe to curved
The water inlet 221 of this one end water inlet is managed, the position of the corresponding diversion division of the side wall is equipped with notch, which is water inlet 221.Institute
State the water inlet 221 that side wall corresponding with its position on guide portion 25 and check valve 2 forms the valve chamber, the water inlet of valve chamber
The water inlet 221 of 221 namely check valves 2, the water inlet 221 introduce the water in drainpipe 1 in check valve 2.Preferably
In embodiment, the round and smooth extension of the guide portion 25 be in order to avoid hindering switch portion 21, while reduce switch portion 21 it is mobile when
Resistance.What the round and smooth recessed extension of guide portion 25 was is to expand switch portion while resistance when reducing the movement of switch portion 21
21 removable space.
Further, the diversion cavity 22 includes diversion division 26, and valve chamber is divided by the diversion division 26 with guide portion 25
Diversion cavity 22 and discharge chamber 23, the guide portion 25 and diversion division 26 form circular seal face at discharge outlet 24.
In the above scheme, valve chamber is divided into diversion cavity 22 and discharge chamber 23 with guide portion 25 by the diversion division 26.This
In one embodiment of invention, the diversion division 26 extends from the side wall of check valve 2 to 2 top orientation of check valve, the water conservancy diversion
26 portion distal end of portion is overlapped with 25 portion distal end of guide portion, and the part that 26 end of diversion division is not overlapped forms with guide portion 25 and drains
Mouth 24, it is preferred that the diversion division 26 first extends perpendicular to check valve side wall to be extended perpendicular to check valve top again.
Further, the draining end 11 is set as bend pipe, and described bend pipe one end connects drainpipe 1, other end insertion
In 5/ floor drain of sewer, it is equipped with check valve 2 inside the bend pipe in insertion 5/ floor drain of sewer, outside is equipped with position limiting structure
28。
In the above scheme, the draining end 11 is set as bend pipe, is in order to avoid drainpipe 1 is in insertion sewer 5
Or it is irregular caused by being bent when floor drain unsightly it is simple and convenient to be set as bend pipe, facilitate insertion into sewer 5 or floor drain.
The check valve 2 is arranged in the bend pipe in insertion sewer 5 or floor drain, and such check valve 2 is easier to replace, and structure letter
It is single to be easy molding.The position limiting structure 28 is for limiting insertion position and depth, in case not in place pressing is goed deep into or is inserted into transition
It is flicked under power effect.
The present invention also proposes that a kind of washing machine 3, the washing machine 3 include a kind of above-described drainpipe 1, the draining
Check valve 2 is additionally provided in pipe 1, the check valve 2 includes two working conditions, and a kind of hull-borne, drainpipe 1 drains, described
The switch portion 21 of check valve 2 is mobile under the action of draining hydraulic pressure to open discharge outlet 24, and the diversion cavity 22 and discharge chamber 23 connect
Logical, the check valve 2 opens draining；Another state is sealing state, and draining terminates, and the switch of the check valve 2 is at itself
Discharge outlet 24 is sealed under gravity and/or elastic force effect, the diversion cavity 22 and discharge chamber 23 disconnect, and check valve 2 is closed, and chamber is discharged
23 and/or the water in sewer 5 and/or smell and/or mould can not pass through discharge outlet 24 and enter diversion cavity 22 and enter and arrange
In water pipe 1 and washing machine 3.
Embodiment one
As shown in Figs. 1-2, in the present embodiment, the draining end 11 of a kind of drainpipe 1, the drainpipe 1 is connected to sewer
5/ floor drain, is additionally provided with check valve 2 at the draining end 11, and the check valve 2 includes valve body, the valve body include a valve chamber and
The switch portion 21 being movably disposed in valve chamber, the valve chamber include positioned at the diversion cavity 22 of draining upstream and under draining
The discharge chamber 23 of trip, the diversion cavity 22 and discharge chamber 23 are connected to by a discharge outlet 24, and the switch portion 21 is in draining hydraulic pressure
Under the action of mobile discharge outlet 24 of opening be connected to check valve 2.
As shown in figure 3, the draining end is inserted directly into sewer, the sewer is arranged on floor 4, the row
Water end is downwardly into from 5 top of sewer, and the setting of check valve 2 is inserted into 5 part of sewer in draining end 11.
The discharge chamber 23 includes movable chamber 231 and the water chamber 232 being connected to movable chamber 231, and the switch portion 21 can
Mobile setting is in movable chamber 231, and the movable chamber 231 is connected to diversion cavity 22 by discharge outlet 24, the water chamber 232
It is connected to sewer 5.
The discharge chamber 23 includes the mobile guide portion 25 in directing switch portion 21 and limits switch portion 21 in certain space
The limiting section 27 of interior movement, it is preferred that the movable chamber 231 includes the mobile guide portion 25 in directing switch portion 21 and by switch portion
The limiting section 27 that 21 limits are moved in movable chamber 231.
The switch portion 21 is mobile under the effect of the pressure difference of diversion cavity 22 and movable chamber 231 to open or seals discharge outlet
24, the shape of 21 end of switch portion is at least partly matched with the shape of discharge outlet 24, and the size of the switch portion 21 is at least
The partially larger than size of discharge outlet 24.
The switch portion 21 is arranged above the discharge outlet 24, the switch portion 21 row of sealing under self gravitation effect
Check valve 2 is closed at the mouth of a river 24, and the switch portion 21 is a ball type switch.
The guide portion 25 extends since the water inlet of check valve 2 to discharge outlet 24, the guide portion 25 and check valve 2
Upper 2 side wall of check valve corresponding with its position forms the water inlet 221 of the valve chamber, and the guide portion 25 is round and smooth recessed to prolong
It stretches.
The diversion cavity 22 includes diversion division 26, the diversion division 26 and guide portion 25 by valve chamber be divided into diversion cavity 22 and
Chamber 23 is discharged, the guide portion 25 and diversion division 26 form circular seal face at discharge outlet 24.
The draining end 11 is set as bend pipe, and described bend pipe one end connects drainpipe 1, and the other end is inserted into 5/ ground of sewer
In leakage, it is equipped with check valve 2 inside the bend pipe in insertion 5/ floor drain of sewer, outside is equipped with position limiting structure 28.
The present embodiment also proposes that a kind of washing machine 3, the washing machine 3 include a kind of above-described drainpipe 1.
When draining, the switch portion 21 of the check valve 2 mobile opening discharge outlet 24 under the action of draining hydraulic pressure is described to lead
Stream chamber 22 is connected to movable chamber 231, and the check valve 2 opens draining.
When not draining, the switch of the check valve 2 seals discharge outlet 24 under self gravity and/or elastic force effect, described
Diversion cavity 22 and movable chamber 231 disconnect, and check valve 2 is closed, be discharged chamber 23 and/or water and/or smell in sewer 5 and/or
Mould can not enter diversion cavity 22 by discharge outlet 24 and enter in drainpipe 1 and washing machine 3.
Embodiment two
In the present embodiment, a kind of drainpipe 11, the draining end 11 of the drainpipe 1 is connected to 5/ floor drain of sewer, described
Check valve 2 is additionally provided at draining end 11, the check valve 2 includes valve body, and the valve body includes a valve chamber and movably sets
The switch portion 21 in valve chamber is set, the valve chamber includes the discharge chamber positioned at the diversion cavity 22 of draining upstream and positioned at draining downstream
23, the diversion cavity 22 is connected to discharge chamber 23 by a discharge outlet 24, and the switch portion 21 is moved under the action of draining hydraulic pressure
Dynamic discharge outlet 24 of opening is connected to check valve 2.
Compared with embodiment one, the difference is that the switch portion 21 is acted in the pressure difference of diversion cavity 22 and movable chamber 231
Lower mobile opening seals discharge outlet 24, and the shape of 21 end of switch portion is at least partly matched with the shape of discharge outlet 24,
The size of the switch portion 21 is at least partially larger than the size of discharge outlet 24.
The switch portion 21 is arranged above the discharge outlet 24, and the check valve 2 further includes an elastic element, the bullet
Property element be resisted against between switch portion 21 and check valve 2, the switch portion 21 elastic element elastic force effect under seal draining
Mouth 24 closes check valves 2.
The above is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this patent
Member without departing from the scope of the present invention, when the technology contents using above-mentioned prompt make it is a little change or be modified to
The equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, it is right according to the technical essence of the invention
Any simple modification, equivalent change and modification made by above embodiments, in the range of still falling within the present invention program.
Claims (10)
1. the draining end of a kind of drainpipe, the drainpipe is connected to sewer/floor drain, it is characterised in that: the draining end
Place is additionally provided with check valve, and the check valve includes valve body, and the valve body includes a valve chamber and is movably disposed in valve chamber
Switch portion, the valve chamber include the discharge chamber positioned at the diversion cavity of draining upstream and positioned at draining downstream, the diversion cavity and row
Chamber is connected to by a discharge outlet out, and the switch portion mobile discharge outlet of opening under the action of draining hydraulic pressure is connected to check valve.
2. a kind of drainpipe according to claim 1, it is characterised in that: the discharge chamber includes movable chamber and and movable chamber
The water chamber of connection, the switch portion are movably disposed in movable chamber, and the movable chamber and diversion cavity are connected by discharge outlet
Logical, the water chamber is connected to sewer.
3. a kind of drainpipe according to claim 1 or 2, it is characterised in that: the discharge chamber includes that directing switch portion moves
Dynamic guide portion and the limiting section for moving switch portion limit in certain space, it is preferred that the movable chamber includes that guidance is opened
The mobile guide portion in pass portion and the limiting section for moving switch portion limit in movable chamber.
4. according to a kind of described in any item drainpipes of claim 2-3, it is characterised in that: the switch portion is in diversion cavity and row
The pressure difference effect of chamber is lower mobile out opens or seals discharge outlet, it is preferred that the shape of the switch portion end at least partly with
The shape of discharge outlet matches, and the size of the switch portion is at least partially larger than the size of discharge outlet.
5. a kind of drainpipe according to claim 4, it is characterised in that: the switch portion is arranged in the discharge outlet
Side, the switch portion seal discharge outlet under self gravitation effect and close check valve, it is preferred that the switch portion is that a spherical shape is opened
It closes.
6. a kind of drainpipe according to claim 4, it is characterised in that: the switch portion is arranged in the discharge outlet
Side, the check valve further includes an elastic element, and the elastic element is resisted against between switch portion and check valve, the switch portion
Discharge outlet, which is sealed, under the elastic force effect of elastic element closes check valve.
7. a kind of drainpipe according to claim 3, it is characterised in that: the guide portion is since the water inlet of check valve
Extend to discharge outlet, side wall corresponding with its position forms the water inlet of the valve chamber in the guide portion and check valve, excellent
Choosing, the round and smooth recessed extension of guide portion.
8. a kind of drainpipe according to claim 1 or claim 7, it is characterised in that: the diversion cavity includes diversion division, described to lead
The valve chamber is divided into diversion cavity and chamber is discharged by stream portion and guide portion, and the guide portion and diversion division form circle at discharge outlet
Shape sealing surface.
9. a kind of drainpipe according to claim 1, it is characterised in that: the draining end is set as bend pipe, described curved
Pipe one end connects drainpipe, and the other end is inserted into sewer/floor drain, is equipped with inside the bend pipe in the insertion sewer/floor drain
Check valve, outside are equipped with position limiting structure.
10. a kind of washing machine, it is characterised in that: including a kind of described in any item drainpipes of such as claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710575386.2A CN109252334A (en) | 2017-07-14 | 2017-07-14 | A kind of drainpipe and the washing machine using it |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111560742A (en) * | 2019-01-28 | 2020-08-21 | 青岛海尔滚筒洗衣机有限公司 | Drain pipe fixing device and washing equipment |
| CN112680923A (en) * | 2019-10-18 | 2021-04-20 | 青岛海尔洗衣机有限公司 | Ultrasonic device and clothes treatment equipment |
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| CN111560742B (en) * | 2019-01-28 | 2023-05-12 | 合肥海尔滚筒洗衣机有限公司 | Drain pipe fixing device and washing equipment |
| CN112680923A (en) * | 2019-10-18 | 2021-04-20 | 青岛海尔洗衣机有限公司 | Ultrasonic device and clothes treatment equipment |
| CN112680923B (en) * | 2019-10-18 | 2022-08-23 | 青岛海尔洗衣机有限公司 | Ultrasonic device and clothes treatment equipment |
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Application publication date: 20190122 |