CN108866962B - Water inlet valve and washing machine - Google Patents
Water inlet valve and washing machine Download PDFInfo
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- CN108866962B CN108866962B CN201810896035.6A CN201810896035A CN108866962B CN 108866962 B CN108866962 B CN 108866962B CN 201810896035 A CN201810896035 A CN 201810896035A CN 108866962 B CN108866962 B CN 108866962B
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- water inlet
- water
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- elastic element
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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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- Textile Engineering (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a water inlet valve, which comprises a valve body, wherein a water inlet and a water outlet are arranged on the valve body, a throttling channel which is used for communicating the water inlet with the water outlet is arranged in the valve body, and an elastic element which is used for correspondingly adjusting the opening of the channel along with the pressure change of water flow of the water inlet is arranged at the throttling channel. The invention also discloses a washing machine provided with the water inlet valve so as to control and regulate the water inflow in the water containing barrel of the washing machine. The opening of the throttling channel is regulated by the water flow pressure difference of the water inlet and the water outlet, so that the constant water yield in a unit under full water pressure is realized, the water consumption of the washing machine is reduced, and the washing efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of electromagnetic valves, and particularly relates to a water inlet valve, in particular to a washing machine provided with the water inlet valve.
Background
The washing machine is characterized in that the on-off of washing water is controlled by a water inlet valve, and some electromagnetic water valves cannot regulate the flow (shown in figure 3), and the water inlet valve is greatly affected by a water outlet connecting pipeline and the water pressure of water supply, so that constant water yield in unit time cannot be realized; some water inlet valves are provided with simple flow regulating components (shown in fig. 4) inside the valve body, flow regulation of the water inlet valve is usually realized by an independent rubber piece or through cooperation of the rubber piece and a plastic piece, and the effective area of the water inlet is changed to realize water yield regulation through difference of pressure difference between the water inlet and the water outlet. Even this construction determines that the constant flow of water out cannot be achieved using such a construction of the solenoid valve.
Some washing machines control water inflow by controlling water inflow time of a water inlet valve, and if water outflow accuracy of the water inlet valve in unit time cannot meet requirements, overall water inflow is caused to exceed a required range; for the washing machine with the cold and hot water inlet functions, the water inlet ratio of cold water and hot water is controlled to prepare washing water suitable for the washing temperature of clothes, the water inlet amount of the cold water and hot water inlet valve in unit time is controlled to directly influence the temperature of the washing water, and meanwhile, the water inlet amount of the hot water indirectly influences the energy consumption of the whole machine according to the energy efficiency requirement of the whole machine.
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 the water inlet valve which can realize constant water yield in units.
In order to solve the technical problems, the invention adopts the basic conception of the technical scheme that:
the utility model provides a water intaking valve, includes the valve body, be equipped with water inlet and delivery port on the valve body, its characterized in that: a throttling channel which is communicated with the water inlet and the water outlet is arranged in the valve body, and an elastic element which correspondingly adjusts the opening of the channel along with the change of the water flow pressure of the water inlet is arranged at the throttling channel.
Further, a water inlet chamber is arranged in the valve body, two opposite ends of the water inlet chamber are respectively communicated with the water inlet and the water inlet end of the throttling channel, an elastic element is arranged in the water inlet chamber, and the elastic element can move in a telescopic manner to change the distance between the elastic element and the water inlet; preferably, the water inlet end of the throttling channel and the elastic element are arranged along the axis of the water inlet chamber.
Further, the elastic element comprises a spring and a throttle plate, one end of the spring is fixedly connected with the inner wall of the water inlet cavity, the other end of the spring is in telescopic suspension arrangement and is connected with the throttle plate, the throttle plate is arranged opposite to the water inlet, and the throttle plate axially moves along the water inlet cavity under the combined action of the elasticity of the spring and the impact of water flow so as to adjust the opening degree of the water inlet end of the throttle channel.
Further, a sleeve is arranged in the water inlet chamber, the sleeve extends along the axis of the water inlet chamber and is wound on the periphery of the spring, a gap is reserved between the end part of the sleeve and the periphery of the throttle plate to form a water inlet end of the throttle channel, the throttle plate can move along the axis of the water inlet chamber under the action of the spring, and the water inlet end of the throttle channel is communicated with the water inlet through the water inlet chamber; preferably, the diameter of the throttle plate is greater than the diameter of the sleeve; preferably, a certain gap is provided between the sleeve and the elastic element.
Further, a supporting rod is arranged in the water inlet chamber, the supporting rod is arranged at the center of the spring, two ends of the supporting rod, which are oppositely arranged, are respectively fixed on the throttle plate and the inner wall of the water inlet chamber, and the throttle plate is driven to be far away from/close to the water inlet along with the change of the pressure of the water inlet.
Further, the inner wall of one side of the outlet end of the water inlet cavity is closed, one end of the sleeve is fixed on the inner wall, a through hole is arranged on the inner wall of the water inlet cavity positioned in the sleeve, the through hole is communicated with the water outlet through a throttling channel, and the through hole is communicated with the water inlet through the sleeve; the other end of the sleeve is communicated with the inside of the water inlet chamber and is correspondingly provided with a movable throttling plate so as to form a water inlet end of the throttling channel.
Further, a mounting part is arranged at the through hole, a jack which penetrates through the inner wall and can be used for inserting a supporting rod is arranged at the center of the mounting part, and one end of the supporting rod is inserted into the jack and can move relative to the inner wall of the water inlet chamber; preferably, the mounting part and the through hole are coaxially arranged, and the outer peripheral diameter of the mounting part is smaller than the diameter of the through hole, so that a gap between the mounting part and the through hole forms an opening for water to flow out of the water inlet chamber; the mounting part is fixedly connected with the inner wall of the through hole through at least one connecting rib extending along the radial direction of the through hole.
Further, the valve body is provided with a valve plug cavity, and the throttling channel penetrates through the valve plug cavity to communicate the water inlet with the water outlet; an electromagnetic component is arranged in the valve plug cavity, so that the on-off of the throttling channel can be automatically controlled; an elastic element is arranged at the outlet of the valve plug cavity, and the opening of the water inlet end of the throttling channel is correspondingly regulated by the pressure of water flowing through the elastic element.
Further, at least one elastic element is arranged in the water inlet valve, and the elastic element can be arranged at the outlet of the water inlet chamber and/or the outlet of the valve body chamber and/or the water outlet; preferably, the water inlet chamber, the valve plug chamber and the water outlet are sequentially connected in series through the throttling channel.
A washing machine is provided with the water inlet valve, the water inlet valve is arranged between the washing machine and a water supply system, the water inlet of the water inlet valve is connected to the water supply system, and the water outlet of the water inlet valve is communicated with a water containing barrel of the washing machine so as to control and regulate the water inflow in the water containing barrel of the washing machine.
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects.
Through the arrangement, the opening degree of the throttling channel is controlled by utilizing the pressure difference between the water inlet and the water outlet, so that the cross-sectional area of the throttling channel can be changed, the water outlet flow of the water outlet is controlled, the water inlet valve has constant water outlet in unit time within the full water pressure range, the water consumption of the washing machine can be reduced, and the washing efficiency is improved.
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 water inlet valve in accordance with an embodiment of the present invention;
FIG. 2 is a schematic view of a throttle unit structure of a water inlet valve in an embodiment of the invention;
FIG. 3 is a schematic view of a prior art flow regulating inlet valve without flow regulating inlet valve;
fig. 4 is a schematic view of a prior art inlet valve structure with simple flow regulation.
The main elements in the figure are illustrated: 1. a valve body; 11. a water inlet; 12. a water outlet; 13. a throttle passage; 131. a water inlet end of the throttle channel; 14. an elastic element; 141. a spring; 142. a throttle plate; 15. a water inlet chamber; 151. an axis of the water inlet chamber; 152. a sleeve; 153. a support rod; 154. a filter screen; 16. a valve plug chamber; 161. an electromagnetic component; 17. a through hole; 171. a jack; 18. a rubber member.
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", "front", "rear", "left", "right", "vertical", "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 devices or elements referred to must have a specific orientation, be configured 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 either fixedly connected, detachably connected, or integrally connected, for example; 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.
As shown in fig. 1 to 2, the water inlet valve according to the embodiment of the invention comprises a valve body 1, wherein a water inlet 11 and a water outlet 12 are arranged on the valve body 1, a throttling channel 13 which communicates the water inlet 11 with the water outlet 12 is arranged in the valve body 1, and an elastic element 14 which correspondingly adjusts the opening of the channel along with the change of the water flow pressure of the water inlet 11 is arranged at the throttling channel 13.
In the embodiment of the invention, a water inlet chamber 15 is arranged in the valve body 1, two opposite ends of the water inlet chamber 15 are respectively communicated with the water inlet 11 and the water inlet end 131 of the throttling channel 13, an elastic element 14 is arranged in the water inlet chamber 15, and the elastic element 14 can move in a telescopic manner to change the distance between the elastic element 14 and the water inlet 11; preferably, the water inlet 11, the water inlet end 131 of the throttle channel 13 and the elastic element are arranged along the axis 151 of the water inlet chamber 15.
In the embodiment of the present invention, the elastic element 14 includes a spring 141 and a throttle plate 142, one end of the spring 141 is fixedly connected with the inner wall of the water inlet chamber 15, the other end of the spring is telescopically suspended and connected with the throttle plate 142, the throttle plate 142 is opposite to the water inlet 11, and the throttle plate 142 moves axially along the water inlet chamber 15 under the combined action of the elasticity of the spring 141 and the impact of water flow, so as to adjust the opening of the water inlet end 131 of the throttle channel 13.
Through the arrangement, the elastic movement of the elastic element 14 is controlled by utilizing the pressure difference between the water inlet 11 and the water outlet 12, the water outlet flow of the water outlet 12 is controlled by changing the opening degree of the throttling channel 13, the water inlet valve has constant water outlet in unit time in the full water pressure range, and the water consumption of the washing machine can be reduced.
Example 1
As shown in fig. 1 to 2, the water inlet valve in this embodiment includes a valve body 1, a water inlet 11 and a water outlet 12 are disposed on the valve body 1, the water inlet 11 and the water outlet 12 are communicated through a throttling channel 13, a water inlet end 131 of the throttling channel 13 is provided with an elastic element 14 which correspondingly adjusts the opening of the water inlet end 131 of the channel along with the variation of the water flow pressure of the water inlet 11, and the opening of the throttling channel 13 is adjusted by overcoming the elasticity of the elastic element 14 by the water flow pressure difference between the water inlet 11 and the water outlet 12, so as to change the cross-sectional area of the throttling channel 13 and control the water outlet flow of the water outlet 12.
In this embodiment, the elastic element 14 includes a spring 141 and a throttle plate 142, one end of the spring 141 is fixedly connected with the inner wall of the water inlet chamber 15, the other end of the spring is telescopically suspended and connected with the throttle plate 142, the throttle plate 142 is opposite to the water inlet 11, and the throttle plate 142 moves axially along the water inlet chamber 15 under the combined action of the elasticity of the spring 141 and the impact of water flow, so as to adjust the opening of the throttle channel 13.
In this embodiment, a sleeve 152 is disposed in the water inlet chamber 15, the sleeve 152 extends along the axis 151 of the water inlet chamber 15 and is wound around the periphery of the spring 141, a gap is left between the end of the sleeve 152 and the periphery of the throttle plate 142 to form a water inlet end 131 of the throttle channel 13, the throttle plate 142 can move along the axis 151 of the water inlet chamber 15 under the action of the spring 141, and the water inlet end 131 of the throttle channel 13 is communicated with the water inlet 11 through the water inlet chamber 15; the diameter of the throttle plate 142 is greater than the diameter of the sleeve 152 so that the water inlet end 131 of the throttle channel 13 is adjustable as the throttle plate 142 moves along the axis; a certain gap is provided between the sleeve 152 and the elastic element 14 to facilitate the telescopic movement of the spring 141.
In this embodiment, the periphery of the throttle plate 142 is inclined, the area of the side facing the water inlet 11 is larger than the area of the side facing the throttle chamber, the end of the sleeve 152 forms an inclined edge opposite to the periphery of the throttle plate 142, and a gap is left between the end of the sleeve 152 and the periphery of the throttle plate 142 to form the water inlet 131 of the adjustable throttle channel 13.
In this embodiment, a support rod 153 is disposed in the water inlet chamber 15, the support rod 153 is disposed at the center of the spring 141, two opposite ends of the support rod are respectively fixed on the throttle plate 142 and the inner wall of the water inlet chamber 15, and the throttle plate 142 is driven to be far away from/close to the water inlet 11 along with the pressure change of the water inlet 11.
In this embodiment, the inner wall of the outlet end side of the water inlet chamber 15 is closed, one end of the sleeve 152 is fixed on the inner wall, the inner wall of the water inlet chamber 15 inside the sleeve 152 is provided with a through hole 17, the through hole 17 is communicated with the water outlet 12 through the throttling channel 13, and is communicated with the water inlet 11 through the inside of the sleeve 152; the other end of the sleeve 152 communicates with the interior of the inlet chamber 15 and is correspondingly provided with a movable throttle plate 142 to form the inlet end 131 of the throttle passage 13.
In this embodiment, a mounting portion is disposed at the through hole 17, a jack 171 penetrating through the inner wall is disposed at the center of the mounting portion, and the support rod 153 can be inserted into the jack 171, and one end of the support rod 153 is inserted into the jack 171 and can move relative to the inner wall of the water inlet chamber 15; preferably, the mounting part and the through hole 17 are coaxially arranged, and the outer peripheral diameter of the mounting part is smaller than the diameter of the through hole 17, so that a gap between the mounting part and the through hole 17 forms an opening for water to flow out of the water inlet chamber 15; the mounting portion is fixedly connected with the inner wall of the through hole 17 through at least one connecting rib extending along the radial direction of the through hole 17.
In this embodiment, the valve body 1 is provided with a valve plug chamber 16, and the throttle channel 13 passes through the valve plug chamber 16 to communicate the water inlet 11 with the water outlet 12; an electromagnetic component 161 is arranged in the valve plug chamber 16, so that the on-off of the throttle channel 13 can be automatically controlled; an elastic element 14 is arranged at the outlet of the valve plug chamber 16, and the opening of the water inlet end 131 of the throttling channel 13 is correspondingly adjusted by the pressure of water flowing through the elastic element 14.
In this embodiment, at least one elastic element 14 is disposed in the water inlet valve, and the elastic element 14 may be disposed at the outlet of the water inlet chamber 15 and/or the outlet of the chamber of the valve body 1 and/or the water outlet 12; the water inlet 11, the water inlet chamber 15, the valve plug chamber 16 and the water outlet 12 are sequentially connected in series through the throttling channel 13.
In this embodiment, the water inlet 11, the water inlet chamber 15, the valve plug chamber 16 and the water outlet 12 are connected in series through the throttling channel 13.
In this embodiment, the opening of the water inlet end 131 of the throttle channel 13 can be automatically adjusted when the pressure difference between the water inlet 11 and the water outlet 12 is changed, when the pressure difference between the water inlet 11 and the water outlet 12 is smaller, the pressure is smaller than the elastic set value, the throttle plate 142 does not move, the opening of the throttle channel 13 is unchanged, and the water passing capability of the electromagnetic water valve under low water pressure is ensured; when the pressure difference between the water inlet 11 and the water outlet 12 is large, the water yield in unit time tends to increase, the throttle plate 142 pushes the throttle plate 142 to move to the valve body 1 under the water inlet pressure, the opening of the throttle channel 13 is reduced, the water inlet cross-sectional area is reduced, the water yield in unit time is reduced, and the water yield is kept constant.
In this embodiment, a filtering system is further disposed in the water inlet chamber 15, and the filtering system generally employs a plastic or metal filtering net 154, and two layers of filtering nets 154 are disposed according to the size of the meshes, wherein one layer of filtering net 154 has denser meshes, and the other layer of filtering net 154 has relatively sparse meshes, so that the impurities of particles with different sizes in the water flow, such as silt, rust, etc., can be filtered out, and the impurities can be prevented from blocking or damaging other structures and components of the water inlet valve, and meanwhile, the impurities can be prevented from entering the water environment such as a washing machine; preferably, in the filtering system, one or more layers of filter screens 154 may be provided according to practical situations.
Example two
As shown in fig. 1 to 2, a washing machine according to the present embodiment includes a water inlet valve disposed between the washing machine and a water supply system, a water inlet 11 of the water inlet valve being connected to the water supply system, a water outlet 12 of the water inlet valve being communicated with a tub of the washing machine to control and regulate a water inflow amount in the tub of the washing machine.
In this embodiment, a washing machine includes a water tub, a water inlet valve is disposed between a water inlet 11 of the water tub and a water supply system, an electromagnetic member 161 is disposed in the water inlet valve, and the opening and closing of the water inlet valve can be automatically controlled to flow washing water in an external water supply system into the water tub, the water inlet 11 of the water inlet valve is connected to the water supply system, a water outlet 12 of the water inlet valve is communicated with the water tub of the washing machine, and the washing water enters the water tub of the washing machine through the water inlet valve.
In this embodiment, a water inlet valve is disposed between the washing machine and the tub, the water inlet valve includes a valve body 1, a throttle channel 13 communicating the water inlet 11 with the water outlet 12 is disposed in the valve body 1, and an elastic element 14 correspondingly adjusting the opening of the water inlet end 131 of the throttle channel 13 according to the water flow pressure of the water inlet 11 is disposed at the throttle channel 13.
In this embodiment, a water inlet chamber 15 is provided in the valve body 1, opposite ends of the water inlet chamber 15 are respectively connected with the water inlet 11 and the water inlet end 131 of the throttle channel 13, an elastic element 14 is provided in the water inlet chamber 15, and the elastic element 14 can move in a telescopic manner to change the distance between the elastic element 14 and the water inlet 11; the water inlet 11, the water inlet end 131 of the throttle channel 13 and the elastic element are arranged along the axis 151 of the water inlet chamber 15.
In this embodiment, the elastic element 14 includes a spring 141 and a throttle plate 142, one end of the spring 141 is fixedly connected with the inner wall of the water inlet chamber 15, the other end of the spring is telescopically suspended and connected with the throttle plate 142, the throttle plate 142 is opposite to the water inlet 11, and the throttle plate 142 moves axially along the water inlet chamber 15 under the combined action of the elasticity of the spring 141 and the impact of water flow, so as to adjust the opening of the throttle channel 13.
In this embodiment, a sleeve 152 is disposed in the water inlet chamber 15, the sleeve 152 extends along the axis 151 of the water inlet chamber 15 and is wound around the periphery of the spring 141, a gap is left between the end of the sleeve 152 and the periphery of the throttle plate 142 to form a water inlet end 131 of the throttle channel 13, the throttle plate 142 can move along the axis 151 of the water inlet chamber 15 under the action of the spring 141, and the water inlet end 131 of the throttle channel 13 is communicated with the water inlet 11 through the water inlet chamber 15; the diameter of the throttle plate 142 is greater than the diameter of the sleeve 152; a certain gap is provided between the sleeve 152 and the elastic element 14.
In this embodiment, a support rod 153 is disposed in the water inlet chamber 15, the support rod 153 is disposed at the center of the spring 141, two opposite ends of the support rod are respectively fixed on the throttle plate 142 and the inner wall of the water inlet chamber 15, and the throttle plate 142 is driven to be far away from/close to the water inlet 11 along with the pressure change of the water inlet 11.
In this embodiment, the inner wall of the outlet end side of the water inlet chamber 15 is closed, one end of the sleeve 152 is fixed on the inner wall, the inner wall of the water inlet chamber 15 inside the sleeve 152 is provided with a through hole 17, the through hole 17 is communicated with the water outlet 12 through the throttling channel 13, and is communicated with the water inlet 11 through the inside of the sleeve 152; the other end of the sleeve 152 communicates with the interior of the inlet chamber 15 and is correspondingly provided with a movable throttle plate 142 to form the inlet end 131 of the throttle passage 13.
In this embodiment, a mounting portion is disposed at the through hole 17, a jack 171 penetrating through the inner wall is disposed at the center of the mounting portion, and the support rod 153 can be inserted into the jack 171, and one end of the support rod 153 is inserted into the jack 171 and can move relative to the inner wall of the water inlet chamber 15; the mounting part and the through hole 17 are coaxially arranged, the outer peripheral diameter of the mounting part is smaller than the diameter of the through hole 17, and a gap between the mounting part and the through hole 17 forms an opening for water to flow out of the water inlet chamber 15; the mounting portion is fixedly connected with the inner wall of the through hole 17 through at least one connecting rib extending along the radial direction of the through hole 17.
In this embodiment, the valve body 1 is provided with a valve plug chamber 16, and the throttle channel 13 passes through the valve plug chamber 16 to communicate the water inlet 11 with the water outlet 12; an electromagnetic component 161 is arranged in the valve plug chamber 16, so that the on-off of the throttle channel 13 can be automatically controlled; an elastic element 14 is arranged at the outlet of the valve plug chamber 16, and the opening of the water inlet end 131 of the throttling channel 13 is correspondingly adjusted by the pressure of water flowing through the elastic element 14.
In this embodiment, at least one elastic element 14 is disposed in the water inlet valve, and the elastic element 14 may be disposed at the outlet of the water inlet chamber 15 and/or the outlet of the chamber of the valve body 1 and/or the water outlet 12; the water inlet 11, the water inlet chamber 15, the valve plug chamber 16 and the water outlet 12 are sequentially connected in series through the throttling channel 13.
Example III
As shown in fig. 3 and 4, for the existing water inlet valve in the background art, the constant water outlet amount in unit time cannot be realized, or the water inlet valve which cannot realize the constant water outlet flow in unit time under the conditions of water pressure fluctuation and different water outlet pipeline connection cannot be realized due to the simpler structure of the flow regulating component and the influence of the aspects of materials, manufacturing difference, assembly and the like, the water inlet 11 of the water inlet valve which cannot realize the flow regulation in the prior art is provided with the elastic element 14 in the invention, and the water inlet 11 of the water inlet valve which can realize the flow regulation by the rubber element 18 in the prior art is replaced by the elastic element 14 in the invention.
In this embodiment, according to the flow control principle and structure of the present invention, on the basis of maintaining the original characteristic functions of the existing water inlet valve, the elastic element 14 of the present invention is disposed in the water inlet 11, so as to realize the constant water output in unit time, and when the water inlet pressure, the pipeline of the water outlet 12, etc. are changed, the water output in unit time is stably maintained at the design value.
In the embodiment, the throttling unit is replaced by the cold and hot double water inlet electromagnetic valve, so that the cold water and/or hot water output of the cold and hot double water inlet electromagnetic valve is constant, certain proportioning precision is maintained, and the washing efficiency is improved.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.
Claims (11)
1. The utility model provides a water intaking valve, includes the valve body, be equipped with water inlet and delivery port on the valve body, its characterized in that: a throttling channel which is used for communicating the water inlet with the water outlet is arranged in the valve body, and an elastic element which is used for correspondingly adjusting the opening of the channel along with the change of the water flow pressure of the water inlet is arranged at the throttling channel;
a water inlet chamber is arranged in the valve body, two opposite ends of the water inlet chamber are respectively communicated with the water inlet and the water inlet end of the throttling channel, an elastic element is arranged in the water inlet chamber, and the elastic element can move in a telescopic manner to change the distance between the elastic element and the water inlet;
the elastic element comprises a spring and a throttle plate, one end of the spring is fixedly connected with the inner wall of the water inlet chamber, the other end of the spring is in telescopic suspension arrangement and is connected with the throttle plate, the throttle plate is arranged opposite to the water inlet, and the throttle plate moves axially along the water inlet chamber under the combined action of the elasticity of the spring and the impact of water flow so as to adjust the opening of the water inlet end of the throttle channel;
a sleeve is arranged in the water inlet chamber, the sleeve extends along the axis of the water inlet chamber and is wound on the periphery of the spring, a gap is reserved between the end part of the sleeve and the periphery of the throttle plate to form a water inlet end of the throttle channel, the throttle plate can move along the axis of the water inlet chamber under the action of the spring, and the water inlet end of the throttle channel is communicated with the water inlet through the water inlet chamber;
the inner wall of one side of the outlet end of the water inlet cavity is closed, one end of the sleeve is fixed on the inner wall, a through hole is arranged on the inner wall of the water inlet cavity positioned in the sleeve, the through hole is communicated with the water outlet through a throttling channel, and the through hole is communicated with the water inlet through the sleeve; the other end of the sleeve is communicated with the inside of the water inlet chamber and is correspondingly provided with a movable throttling plate so as to form a water inlet end of the throttling channel.
2. A fill valve as set forth in claim 1 wherein: the water inlet, the water inlet end of the throttling channel and the elastic element are arranged along the axis of the water inlet chamber.
3. A fill valve as set forth in claim 1 wherein: the diameter of the throttle plate is larger than the diameter of the sleeve.
4. A fill valve as set forth in claim 1 wherein: a certain gap is arranged between the sleeve and the elastic element.
5. A fill valve as set forth in claim 1 wherein: the water inlet chamber is internally provided with a supporting rod, the supporting rod is arranged at the center of the spring, two ends of the supporting rod, which are oppositely arranged, are respectively fixed on the throttle plate and the inner wall of the water inlet chamber, and the throttle plate is driven to be far away from/close to the water inlet along with the change of the pressure of the water inlet.
6. A fill valve as set forth in claim 1 wherein: the through hole is provided with a mounting part, the center of the mounting part is provided with a jack penetrating through the inner wall and allowing the supporting rod to be inserted, and one end of the supporting rod is inserted into the jack and can move relative to the inner wall of the water inlet chamber.
7. The fill valve as set forth in claim 6, wherein: the mounting part and the through hole are coaxially arranged, and the outer peripheral diameter of the mounting part is smaller than the diameter of the through hole, so that a gap between the mounting part and the through hole forms an opening for water to flow out of the water inlet chamber; the mounting part is fixedly connected with the inner wall of the through hole through at least one connecting rib extending along the radial direction of the through hole.
8. A fill valve as claimed in any one of claims 1 to 7, wherein: the valve body is provided with a valve plug cavity, and the throttling channel penetrates through the valve plug cavity to communicate the water inlet with the water outlet; an electromagnetic component is arranged in the valve plug cavity, so that the on-off of the throttling channel can be automatically controlled; an elastic element is arranged at the outlet of the valve plug cavity, and the opening of the water inlet end of the throttling channel is correspondingly regulated by the pressure of water flowing through the elastic element.
9. The fill valve as set forth in claim 8 wherein: at least one elastic element is arranged in the water inlet valve, and the elastic element can be arranged at the outlet of the water inlet chamber and/or the outlet of the valve body chamber and/or the water outlet.
10. The fill valve as set forth in claim 9 wherein: the water inlet, the water inlet cavity, the valve plug cavity and the water outlet are sequentially connected in series through the throttling channel.
11. A washing machine having mounted thereon the inlet valve of any one of claims 1 to 10, wherein: the water inlet valve is arranged between the washing machine and the water supply system, the water inlet of the water inlet valve is connected to the water supply system, and the water outlet of the water inlet valve is communicated with the water containing barrel of the washing machine so as to control and regulate the water inflow in the water containing barrel of the washing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810896035.6A CN108866962B (en) | 2018-08-08 | 2018-08-08 | Water inlet valve and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810896035.6A CN108866962B (en) | 2018-08-08 | 2018-08-08 | Water inlet valve and washing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| CN111455628B (en) * | 2019-01-18 | 2022-04-05 | 青岛海尔洗涤电器有限公司 | Automatic additive feeding device and washing machine |
| US20220064843A1 (en) * | 2019-01-18 | 2022-03-03 | Qingdao Haier Drum Washing Machine Co., Ltd. | Additive auto-feeding device and washing machine |
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| CN108866962A (en) | 2018-11-23 |
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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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