CN108866962A - A kind of inlet valve and washing machine - Google Patents
A kind of inlet valve and washing machine Download PDFInfo
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- CN108866962A CN108866962A CN201810896035.6A CN201810896035A CN108866962A CN 108866962 A CN108866962 A CN 108866962A CN 201810896035 A CN201810896035 A CN 201810896035A CN 108866962 A CN108866962 A CN 108866962A
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- water inlet
- water
- chamber
- inlet
- valve
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/088—Liquid supply arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a kind of inlet valves, including valve body, the valve body is equipped with inlet and outlet, and the throttling passage that water inlet is connected with water outlet is equipped in valve body, is equipped at throttling passage and is changed with water inlet water flow pressure and correspond to the elastic element for adjusting channel aperture.Invention additionally discloses a kind of washing machines for being equipped with above-mentioned inlet valve, to control to adjust the inflow in water tub of washing machine.The present invention adjusts the opening size of throttling passage by the water flow pressure difference of inlet and outlet, has constant water yield in unit under full water pressure to realize, reduces the water consumption of washing machine, improve washing efficiency.
Description
Technical field
The invention belongs to Solenoid Valve Technology fields, specifically, being related to a kind of inlet valve, particularly, further relate to a kind of peace
Fill the washing machine of the inlet valve.
Background technique
Washing machine is controlled the on-off of washing water by inlet valve, some electromagnetic water valves not can be carried out flow and adjust (such as Fig. 3 institute
Show), this kind of inlet valve is influenced very big by water outlet connecting line and water supply pressure, and can not achieve has perseverance in the unit time
Fixed water yield；Some inlet valves are provided with simple flow regulating part (as shown in Figure 4) in valve inner, usually by independence
Rubber parts or realize that the flow of inlet valve is adjusted by the cooperation of rubber parts and plastic part, pass through water inlet and water outlet pressure difference
Difference realize the adjusting of water yield to change the effective area of water inlet, still, the control mode of this structure, on the one hand
It is affected by rubber parts, the characteristic that hardness, thickness, elasticity and the rubber of rubber parts vary with temperature can be to flow control
Cause indirectly to influence, on the other hand, due to that may need the cooperation of plastic part, the size of plastic part, and with rubber parts
Assembly mated condition can also impact flow control, prevent this kind of electromagnetic water valve in hydraulic pressure from changing, different water outlets
The stabilization of water yield in the unit time is realized in the case of piping connection.Even this structure determines, uses the electricity of this class formation
Magnetic water valve cannot achieve the constant of water flow.
Some washing machines control inflow by the control inlet valve water flowing time, if inlet valve unit time water yield essence
Degree cannot be met the requirements, and it will cause overall inflows to exceed claimed range；For the washing machine with cold and hot double inlet functions,
Need by control hot water or cold water inflow proportion, to configure the washing water of suitable clothes washing temperature, and control cold water,
The inflow of the inlet valve unit time of hot water directly affects the temperature of washing water, meanwhile, it is required according to complete machine efficiency, heat
The number of water inflow, influences the energy consumption of complete machine indirectly.
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 a kind of inlet valve, may be implemented
There is constant water yield in unit.
In order to solve the above technical problems, the present invention is using the basic conception of technical solution：
A kind of inlet valve, including valve body, the valve body are equipped with inlet and outlet, it is characterised in that：It is set in valve body
There is the throttling passage that water inlet is connected with water outlet, is equipped at throttling passage and changes with water inlet water flow pressure and correspond to tune
Save the elastic element of channel aperture.
Further, be equipped with water inlet chamber in valve body, the opposite both ends of water inlet chamber respectively with water inlet and throttling passage
Water inlet end is connected, and elastic element is equipped in the intake antrum room, and elastic element Telescopic movable changes elastic element and water inlet
The distance of mouth；Preferably, the axis setting of the water inlet, the water inlet end of throttling passage and elastic original part along water inlet chamber.
Further, the elastic element includes spring and choke block, and the spring one end is mutually fixed with water inlet chamber inner wall
Connection, the telescopic hanging setting of the other end are simultaneously connected with choke block, and the choke block is oppositely arranged with water inlet, and choke block exists
The water inlet chamber axial movement of the collective effect lower edge of spring and water impact is big with the aperture for adjusting throttling passage water inlet end
It is small.
Further, a sleeve is equipped in the intake antrum room, sleeve extends along water inlet chamber axis, is wound around the outer of spring
In week, there are gaps between the end of the sleeve and the periphery of choke block to form throttling passage water inlet end, and choke block is in spring
It can be moved along water inlet chamber axis under effect, the water inlet end of the throttling passage is connected by water inlet chamber with water inlet；It is excellent
Choosing, the diameter of choke block is greater than the diameter of sleeve；Preferably, certain gap is equipped between sleeve and elastic element.
Further, a support rod is equipped in the intake antrum room, support rod is arranged in the center of spring, is oppositely arranged
Both ends are separately fixed on the inner wall of choke block and chamber of intaking, and drive choke block separate/close with the variation of water inlet pressure
Water inlet.
Further, the inner wall of the outlet end side of the water inlet chamber closes setting, and one end of the sleeve is fixed on interior
On wall, the inner wall positioned at the water inlet chamber of sleeve inner is equipped with through-hole, and through-hole is connected through throttling passage with water outlet, through covering
Cylinder is internal to be connected with water inlet；The other end of sleeve is connected with water inlet chamber interior and is correspondingly provided with moveable throttling
Plate, to constitute the water inlet end of throttling passage.
Further, the through hole is equipped with a mounting portion, and the center of mounting portion is equipped with one through inner wall for support rod
One end of the jack of grafting, the support rod is inserted into jack, and can be mobile relative to water inlet chamber inner wall；Preferably, it installs
Portion and through-hole are coaxially disposed, and the periphery diameter of mounting portion is less than through-hole diameter, constitute gap between mounting portion and through-hole for water flow
The opening of water inlet chamber out；Mounting portion is mutually fixedly connected along the dowel that through-hole radially extends with through-hole wall through at least one.
Further, the valve body is equipped with valve plug chamber, and throttling passage passes through valve plug chamber and water inlet is connected with water outlet
It is logical；Electromagnetic component is set in the valve plug chamber, can be automatically controled the on-off of throttling passage；The exit of valve plug chamber is equipped with bullet
Property element, elastic element is by flowing through the corresponding aperture for adjusting throttling passage water inlet end of water flow pressure.
Further, an elastic element is at least set in the inlet valve, and the elastic element may be provided at into water chamber
Outlet, and/or valve chamber outlet, and/or water outlet；Preferably, the water inlet, water inlet chamber, valve plug chamber
It is sequentially connected in series and is connected to through throttling passage with water outlet.
A kind of washing machine is equipped with above-mentioned inlet valve thereon, and the inlet valve is arranged between washing machine and water system,
The water inlet of the inlet valve is connected to water system, and the water outlet of the inlet valve is connected with the steel ladle of washing machine, with
Control to adjust the inflow in water tub of washing machine.
After adopting the above technical scheme, the present invention has the advantages that compared with prior art.
It, can be with using the size of the aperture of the pressure difference control throttling passage of inlet and outlet by above-mentioned setting
The area of section for changing throttling passage, to control water outlet water flow, it can be achieved that inlet valve is in list within the scope of full water pressure
There is constant water yield in the time of position, washing machine water consumption can be reduced, improve washing efficiency.
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 inlet valve structure schematic diagram in the embodiment of the present invention；
Fig. 2 is inlet valve throttling unit structural schematic diagram in the embodiment of the present invention；
Fig. 3 is in the prior art without flow regulating water inlet valve structural schematic diagram；
Fig. 4 is the inlet valve structure schematic diagram adjusted in the prior art with simple flow.
Main element explanation in figure：1, valve body；11, water inlet；12, water outlet；13, throttling passage；131, throttling passage
Water inlet end；14, elastic element；141, spring；142, choke block；15, water inlet chamber；151, the axis of water inlet chamber；152,
Sleeve；153, support rod；154, filter screen；16, valve plug chamber；161, electromagnetic component；17, through-hole；171, jack；18, rubber
Part.
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 term " on ", "front", "rear", "left", "right", " is erected at "lower"
Directly ", the orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Figure 1 to Figure 2, a kind of inlet valve described in the embodiment of the present invention, including valve body 1 are set on the valve body 1
There are water inlet 11 and water outlet 12, the throttling passage 13 that water inlet 11 is connected with water outlet 12 is equipped in valve body 1, throttling is logical
It is equipped at road 13 and changes with 11 water flow pressure of water inlet and correspond to the elastic element 14 for adjusting channel aperture.
Be equipped with water inlet chamber 15 in the embodiment of the present invention, in valve body 1, the opposite both ends of water inlet chamber 15 respectively with water inlet
11 are connected with the water inlet end 131 of throttling passage 13, are equipped with elastic element 14 in the water inlet chamber 15, elastic element 14 can be stretched
The mobile elastic element 14 that changes of contracting is at a distance from water inlet 11；Preferably, the water inlet end of the water inlet 11, throttling passage 13
131 axis 151 with elastic original part along water inlet chamber 15 is arranged.
In the embodiment of the present invention, the elastic element 14 include spring 141 and choke block 142, described 141 one end of spring with
Water inlet 15 inner wall of chamber be mutually fixedly connected, the other end it is telescopic it is hanging setting and be connected with choke block 142, the choke block
142 are oppositely arranged with water inlet 11, collective effect lower edge water inlet chamber of the choke block 142 in 141 elasticity of spring and water impact
15 axial movements, to adjust the opening size of 13 water inlet end 131 of throttling passage.
By above-mentioned setting, the resilient movement of elastic element 14 is controlled using the pressure difference of water inlet 11 and water outlet 12,
Change the size of the aperture of throttling passage 13 to control 12 water flow of water outlet, it can be achieved that within the scope of full water pressure, inlet valve
There is constant water yield within the unit time, washing machine water consumption can be reduced.
Embodiment one
As shown in Figure 1 to Figure 2, a kind of inlet valve described in the present embodiment, including valve body 1, the valve body 1 be equipped with into
The mouth of a river 11 and water outlet 12, the water inlet 11 and water outlet 12 are connected to by throttling passage 13, the water inlet end of throttling passage 13
131 are equipped with the elastic element 14 for changing and corresponding to adjusting 131 aperture of channel water inlet end with 11 water flow pressure of water inlet, pass through water inlet
The water flow pressure difference of mouth 11 and water outlet 12 overcomes the elasticity of elastic element 14 to adjust the opening size of throttling passage 13, to change
The area of section of throttling passage 13 controls 12 water flow of water outlet.
In the present embodiment, the elastic element 14 includes spring 141 and choke block 142, described 141 one end of spring and water inlet
15 inner wall of chamber is mutually fixedly connected, the telescopic hanging setting of the other end and is connected with choke block 142, the choke block 142 and
Water inlet 11 is oppositely arranged, and choke block 142 is axial in the collective effect lower edge water inlet chamber 15 of 141 elasticity of spring and water impact
It is mobile, to adjust the opening size of throttling passage 13.
In the present embodiment, a sleeve 152, axis 151 of the sleeve 152 along water inlet chamber 15 are equipped in the water inlet chamber 15
Extend, be wound around the periphery of spring 141, there are gaps between the end of the sleeve 152 and the periphery of choke block 142 to be formed
13 water inlet end 131 of throttling passage, choke block 142 can move under the effect of spring 141 along water inlet 15 axis 151 of chamber, the section
The water inlet end 131 of circulation road 13 is connected by chamber 15 of intaking with water inlet 11；The diameter of choke block 142 is greater than sleeve 152
Diameter, make the water inlet end 131 of throttling passage 13 when choke block 142 is moved along axis be adjusted；Sleeve 152 and elastic element
It is equipped with certain gap between 14, is convenient for 141 telescopic moving of spring.
In the present embodiment, the periphery of the choke block 142 is inclined-plane setting, is greater than towards the area of 11 side of water inlet
Towards the area of throttling chamber side, the end of the sleeve 152 forms the bevel edge being oppositely arranged with the periphery of choke block 142,
There are gaps between the end of sleeve 152 and the periphery of choke block 142 to form adjustable 13 water inlet end 131 of throttling passage.
In the present embodiment, it is equipped with a support rod 153 in the water inlet chamber 15, support rod 153 is arranged in spring 141
The heart, the both ends being oppositely arranged are separately fixed on the inner wall of choke block 142 and chamber 15 of intaking, with the change of 11 pressure of water inlet
Change and drives separate/close water inlet 11 of choke block 142.
In the present embodiment, the inner wall of the outlet end side of the water inlet chamber 15 closes setting, one end of the sleeve 152
It is fixed on inner wall, the inner wall of the water inlet chamber 15 inside sleeve 152 is equipped with through-hole 17, and through-hole 17 is through throttling passage 13
It is connected with water outlet 12, is connected through 152 inside of sleeve with water inlet 11；In the other end and water inlet chamber 15 of sleeve 152
Portion is connected and is correspondingly provided with moveable choke block 142, to constitute the water inlet end 131 of throttling passage 13.
In the present embodiment, be equipped with a mounting portion at the through-hole 17, the center of mounting portion be equipped with one through inner wall for
One end of the jack 171 of 153 grafting of support rod, the support rod 153 is inserted into jack 171, and can opposite water inlet chamber 15
Inner wall is mobile；Preferably, mounting portion and through-hole 17 are coaxially disposed, and the periphery diameter of mounting portion is less than 17 diameter of through-hole, make mounting portion
Gap constitutes the opening for the outflow water inlet chamber 15 that supplies water between through-hole 17；Mounting portion is radially extended through at least one along through-hole 17
Dowel be mutually fixedly connected with 17 inner wall of through-hole.
In the present embodiment, the valve body 1 is equipped with valve plug chamber 16, and throttling passage 13 passes through valve plug chamber 16 for water inlet 11
It is connected with water outlet 12；Electromagnetic component 161 is set in the valve plug chamber 16, can be automatically controled the on-off of throttling passage 13；
The exit of valve plug chamber 16 is equipped with elastic element 14, elastic element 14 flowed through water flow pressure it is corresponding adjust throttling passage 13 into
The aperture of water end (W.E.) 131.
One elastic element 14 is at least set in the present embodiment, in the inlet valve, and the elastic element 14 may be provided at
At the outlet of 1 chamber of outlet, and/or valve body of water inlet chamber 15, and/or water outlet 12；The water inlet 11, water inlet chamber
15, valve plug chamber 16 is sequentially connected in series through throttling passage 13 with water outlet 12 and is connected to.
In the present embodiment, the water inlet 11, water inlet chamber 15, valve plug chamber 16 and water outlet 12 are gone here and there through throttling passage 13
Connection connection.
In the present embodiment, the water inlet end 131 of the throttling passage 13 changes at present in water inlet 11 and 12 pressure difference of water outlet
Aperture can be automatically adjusted, when water inlet 11 and 12 pressure difference of water outlet are smaller, pressure is less than elastic setting value, choke block 142
Movement is not generated, the aperture of throttling passage 13 is constant, guarantees the water passing capacity of electromagnetic water valve at low water pressures；When water inlet 11 with
When the pressure difference of water outlet 12 is larger, the water yield in the unit time has the tendency that increase, and choke block 142 pushes away under intake pressure
Dynamic choke block 142 is mobile to 1 side of valve body, and the aperture of throttling passage 13 reduces, and water inlet area of section becomes smaller, and reduces the unit time
Interior water yield makes water yield remain constant.
In the present embodiment, be additionally provided with filtration system in the water inlet chamber 15, the filtration system generally use plastics or
Two layers of filter screen 154 is arranged according to the size of mesh in the filter screen 154 of metal, wherein one layer of 154 mesh comparatively dense of filter screen,
Another layer of 154 mesh of filter screen is relatively sparse, can fall the contaminant filters such as different size particle such as silt, iron rust in water flow,
It prevents such impurity from the other structures and component of inlet valve are resulted in blockage or being damaged, while preventing foreign matter from entering the use such as washing machine
Water environment；Preferably, in filtration system, one or more layers filter screen 154 can be set according to the actual situation.
Embodiment two
As shown in Fig. 1 to 2, a kind of washing machine described in the present embodiment, including inlet valve, the inlet valve setting are being done washing
Between machine and water system, the water inlet 11 of the inlet valve is connected to water system, the water outlet 12 of the inlet valve with wash
The steel ladle of clothing machine is connected, to control to adjust the inflow in water tub of washing machine.
In the present embodiment, a kind of washing machine, including steel ladle, it is set between the water inlet 11 and water system of the steel ladle
There is inlet valve, is equipped with electromagnetic component 161 in inlet valve, can be automatically controled the opening and closing of inlet valve, by washing in external water system
It washs water and flows into steel ladle, the water inlet 11 of the inlet valve is connected to water system, the water outlet 12 of the inlet valve and laundry
The steel ladle of machine is connected, and washing water enters in the steel ladle of washing machine through inlet valve.
In the present embodiment, inlet valve is equipped between the washing machine and steel ladle, the inlet valve includes valve body 1, valve body 1
It is interior equipped with the throttling passage 13 that water inlet 11 is connected with water outlet 12, be equipped at throttling passage 13 with 11 water flow pressure of water inlet
Power changes and corresponds to the elastic element 14 for adjusting 13 water inlet end of throttling passage, 131 aperture.
Be equipped with water inlet chamber 15 in the present embodiment, in valve body 1, the opposite both ends of water inlet chamber 15 respectively with water inlet 11 and
The water inlet end 131 of throttling passage 13 is connected, and is equipped with elastic element 14,14 Extendible of elastic element in the water inlet chamber 15
The dynamic elastic element 14 that changes is at a distance from water inlet 11；The water inlet end 131 and elastic original part of the water inlet 11, throttling passage 13
Axis 151 along water inlet chamber 15 is arranged.
In the present embodiment, the elastic element 14 includes spring 141 and choke block 142, described 141 one end of spring and water inlet
15 inner wall of chamber is mutually fixedly connected, the telescopic hanging setting of the other end and is connected with choke block 142, the choke block 142 and
Water inlet 11 is oppositely arranged, and choke block 142 is axial in the collective effect lower edge water inlet chamber 15 of 141 elasticity of spring and water impact
It is mobile, to adjust the opening size of throttling passage 13.
In the present embodiment, a sleeve 152, axis 151 of the sleeve 152 along water inlet chamber 15 are equipped in the water inlet chamber 15
Extend, be wound around the periphery of spring 141, there are gaps between the end of the sleeve 152 and the periphery of choke block 142 to be formed
13 water inlet end 131 of throttling passage, choke block 142 can move under the effect of spring 141 along the axis 151 of water inlet chamber 15, described
The water inlet end 131 of throttling passage 13 is connected by chamber 15 of intaking with water inlet 11；The diameter of choke block 142 is greater than sleeve
152 diameter；Certain gap is equipped between sleeve 152 and elastic element 14.
In the present embodiment, it is equipped with a support rod 153 in the water inlet chamber 15, support rod 153 is arranged in spring 141
The heart, the both ends being oppositely arranged are separately fixed on the inner wall of choke block 142 and chamber 15 of intaking, with the change of 11 pressure of water inlet
Change and drives separate/close water inlet 11 of choke block 142.
In the present embodiment, the inner wall of the outlet end side of the water inlet chamber 15 closes setting, one end of the sleeve 152
It is fixed on inner wall, the inner wall of the water inlet chamber 15 inside sleeve 152 is equipped with through-hole 17, and through-hole 17 is through throttling passage 13
It is connected with water outlet 12, is connected through 152 inside of sleeve with water inlet 11；In the other end and water inlet chamber 15 of sleeve 152
Portion is connected and is correspondingly provided with moveable choke block 142, to constitute the water inlet end 131 of throttling passage 13.
In the present embodiment, be equipped with a mounting portion at the through-hole 17, the center of mounting portion be equipped with one through inner wall for
One end of the jack 171 of 153 grafting of support rod, the support rod 153 is inserted into jack 171, and can opposite water inlet chamber 15
Inner wall is mobile；Mounting portion and through-hole 17 are coaxially disposed, and the periphery diameter of mounting portion is less than 17 diameter of through-hole, make mounting portion and through-hole 17
Between gap constitute supply water outflow water inlet chamber 15 opening；The dowel that mounting portion is radially extended through at least one along through-hole 17
It is mutually fixedly connected with 17 inner wall of through-hole.
In the present embodiment, the valve body 1 is equipped with valve plug chamber 16, and throttling passage 13 passes through valve plug chamber 16 for water inlet 11
It is connected with water outlet 12；Electromagnetic component 161 is set in the valve plug chamber 16, can be automatically controled the on-off of throttling passage 13；
The exit of valve plug chamber 16 is equipped with elastic element 14, elastic element 14 flowed through water flow pressure it is corresponding adjust throttling passage 13 into
The aperture of water end (W.E.) 131.
One elastic element 14 is at least set in the present embodiment, in the inlet valve, and the elastic element 14 may be provided at
At the outlet of 1 chamber of outlet, and/or valve body of water inlet chamber 15, and/or water outlet 12；The water inlet 11, water inlet chamber
15, valve plug chamber 16 is sequentially connected in series through throttling passage 13 with water outlet 12 and is connected to.
Embodiment three
As shown in Figure 3 and Figure 4, it can not achieve the perseverance of water yield in the unit time for inlet valve existing in background technique
It is fixed, or because flow regulating part structure is relatively simple, vulnerable to the influence of material itself, manufacturing variation and assembly etc., no
The constant inlet valve of water flow in the unit time can be realized under hydraulic pressure variation, different outlet pipeline connections, it is existing
There is the water inlet 11 for the inlet valve that not can be carried out flow adjusting in technology that heretofore described elastic element 14, the prior art are set
In by rubber parts 18 realize flow regulating water inlet valve water inlet 11, be changed to heretofore described elastic element 14.
In the present embodiment, flow control principle according to the present invention and structure are retaining original feature in existing inlet valve
On the basis of function, the heretofore described elastic element 14 of setting in water inlet 11, water yield is constant in the realization unit time,
When water feeding pressure, 12 pipeline of water outlet etc. change, it is constant that the water yield within the unit time is stably held in design value.
In the present embodiment, be changed to throttling unit of the invention in hot and cold double inlet water solenoid valves, can make it is cold and hot it is double into
The cold water of water solenoid valve and/hot water effluent amount are constant, keep certain distributing precision, improve washing efficiency.
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. a kind of inlet valve, including valve body, the valve body is equipped with inlet and outlet, it is characterised in that：It is equipped in valve body
The throttling passage that water inlet is connected with water outlet is equipped at throttling passage and changes with water inlet water flow pressure and correspond to adjusting
The elastic element of channel aperture.
2. a kind of inlet valve according to claim 1, it is characterised in that：Water inlet chamber is equipped in valve body, chamber phase of intaking
Pair both ends be connected respectively with the water inlet end of water inlet and throttling passage, in the intake antrum room be equipped with elastic element, elasticity
Element Telescopic movable changes elastic element at a distance from water inlet；
Preferably, the axis setting of the water inlet, the water inlet end of throttling passage and elastic original part along water inlet chamber.
3. a kind of inlet valve according to claim 1 or 2, it is characterised in that：The elastic element includes spring and throttling
Plate, the spring one end with water inlet chamber inner wall be mutually fixedly connected, the other end it is telescopic it is hanging setting and be connected with choke block,
The choke block is oppositely arranged with water inlet, and choke block is in the collective effect lower edge of spring and water impact water inlet chamber axis
To movement, to adjust the opening size of throttling passage water inlet end.
4. a kind of inlet valve according to any one of claims 1 to 3, it is characterised in that：It is equipped in the intake antrum room a set of
Cylinder, sleeve extend, are wound around the periphery of spring along water inlet chamber axis, stay between the end of the sleeve and the periphery of choke block
There is gap to form throttling passage water inlet end, choke block can move under the action of the spring along water inlet chamber axis, and the throttling is logical
The water inlet end in road is connected by water inlet chamber with water inlet；
Preferably, the diameter of choke block is greater than the diameter of sleeve；
Preferably, certain gap is equipped between sleeve and elastic element.
5. a kind of inlet valve according to claim 2, it is characterised in that：A support rod, branch are equipped in the intake antrum room
The center of spring is arranged in strut, the both ends being oppositely arranged be separately fixed at choke block and intake chamber inner wall on, with into
The variation of mouth of a river pressure drives separate/close water inlet of choke block.
6. a kind of inlet valve according to any one of claims 1 to 5, it is characterised in that：The outlet end one of the water inlet chamber
The inner wall of side closes setting, and one end of the sleeve is fixed on inner wall, sets on the inner wall of the water inlet chamber of sleeve inner
There is through-hole, through-hole is connected through throttling passage with water outlet, is connected through sleeve inner with water inlet；The other end of sleeve with into
It is connected inside water chamber and is correspondingly provided with moveable choke block, constitutes the water inlet end of throttling passage.
7. a kind of inlet valve according to claim 6, it is characterised in that：The through hole is equipped with a mounting portion, mounting portion
Center be equipped with a jack for support rod grafting for running through inner wall, one end of the support rod is inserted into jack, and can
It is mobile relative to water inlet chamber inner wall；
Preferably, mounting portion and through-hole are coaxially disposed, and the periphery diameter of mounting portion is less than through-hole diameter, are made between mounting portion and through-hole
Gap constitutes the opening for the outflow water inlet chamber that supplies water；Mounting portion is through at least one along the dowel and through-hole that through-hole radially extends
Wall is mutually fixedly connected.
8. a kind of inlet valve according to any one of claims 1 to 7, it is characterised in that：The valve body is equipped with valve plug chamber, section
Circulation road passes through valve plug chamber and water inlet is connected with water outlet；Electromagnetic component is set in the valve plug chamber, can be controlled automatically
The on-off of throttling passage processed；The exit of valve plug chamber is equipped with elastic element, and elastic element is flowed through, and water flow pressure is corresponding to be adjusted
The aperture of throttling passage water inlet end.
9. a kind of inlet valve according to claim 8, it is characterised in that：One elasticity member is at least set in the inlet valve
Part, the elastic element may be provided at outlet, and/or the water outlet of outlet, and/or valve chamber into water chamber；
Preferably, the water inlet, water inlet chamber, valve plug chamber are sequentially connected in series through throttling passage with water outlet and are connected to.
10. a kind of washing machine is equipped with any inlet valve of the claims 1 to 9 thereon, it is characterised in that：It is described
Inlet valve is arranged between washing machine and water system, and the water inlet of the inlet valve is connected to water system, the inlet valve
Water outlet be connected with the steel ladle of washing machine, to control to adjust the inflow in water tub of washing machine.
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| CN201810896035.6A CN108866962B (en) | 2018-08-08 | 2018-08-08 | Water inlet valve and washing machine |
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| CN201810896035.6A CN108866962B (en) | 2018-08-08 | 2018-08-08 | Water inlet valve and washing machine |
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| CN108866962B CN108866962B (en) | 2023-06-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020147767A1 (en) * | 2019-01-18 | 2020-07-23 | 青岛海尔滚筒洗衣机有限公司 | Automatic additive feeding device and washing machine |
| CN111455628A (en) * | 2019-01-18 | 2020-07-28 | 青岛海尔滚筒洗衣机有限公司 | Automatic additive feeding device and washing machine |
| CN111455619A (en) * | 2019-01-18 | 2020-07-28 | 青岛海尔滚筒洗衣机有限公司 | Automatic additive feeding device and washing machine |
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| CN111455619B (en) * | 2019-01-18 | 2022-05-13 | 青岛海尔洗涤电器有限公司 | Automatic additive feeding device and washing machine |
Also Published As
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|---|---|
| CN108866962B (en) | 2023-06-02 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20230329 Address after: 400026 Haier Industrial Park, No.1 Gangcheng South Road, Jiangbei District, Chongqing Applicant after: Chongqing Haier washing machine Co.,Ltd. Applicant after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
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