CN217525046U - Water softening device and dish washing machine - Google Patents

Water softening device and dish washing machine Download PDF

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Publication number
CN217525046U
CN217525046U CN202220740427.5U CN202220740427U CN217525046U CN 217525046 U CN217525046 U CN 217525046U CN 202220740427 U CN202220740427 U CN 202220740427U CN 217525046 U CN217525046 U CN 217525046U
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water
cavity
inlet
outlet
communicated
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CN202220740427.5U
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Chinese (zh)
Inventor
于光臻
李虎岗
董媛媛
潘显杰
杨林
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Qingdao Haier Dishwasher Co Ltd
Haier Smart Home Co Ltd
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Qingdao Haier Dishwasher Co Ltd
Haier Smart Home Co Ltd
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Abstract

The utility model relates to the technical field of water treatment, and discloses a water softening device and a dish washing machine, which comprises a shell, a water inlet cavity, a water outlet cavity, a soft water cavity and a salt water cavity, wherein the shell is provided with a water inlet and a water outlet; the inlet of the water inlet cavity is communicated with the water inlet; the outlet of the water outlet cavity is communicated with the water outlet; the inlet of the soft water cavity is communicated with the outlet of the water inlet cavity, and the outlet of the soft water cavity is communicated with the inlet of the water outlet cavity; the inlet of the brine cavity is communicated with the water inlet cavity, and the outlet of the brine cavity is communicated with the inlet of the soft water cavity; the first flow dividing valve is connected to the outlet of the water inlet cavity and is provided with a first water path and a second water path; the second flow dividing valve is provided with a third water path and a fourth water path; the first water channel, the third water channel and the water outlet cavity are communicated to form a direct water supply channel; the second water path is communicated with the brine cavity to form a regeneration water path; the first water channel, the fourth water channel and the soft water cavity are communicated to form a soft water channel. The device can be switched among the direct water supply waterway, the soft water waterway and the regeneration waterway, can select to be suitable for waterway cleaning, and saves resources at the same time.

Description

Water softening device and dish washing machine
Technical Field
The utility model relates to a water treatment technical field especially relates to a water softening installation and dish washer.
Background
The dish washing machine is one of kitchen appliances, can liberate both hands to enjoy leisure after meal, and is more and more sought by end users. The water softener is an important part of the dish washing machine, and the function of the water softener is to adsorb calcium and magnesium ions in tap water through resin in the water softener so as to achieve the effect of softening the water. The softened water is used for washing dishes, so that water scale can be prevented from being generated after the water is heated, and the water scale is prevented from being accumulated on the inner container wall and tableware. However, in the case of excessively softened water, corrosion may be caused to the glass article to roughen the surface of the glass. The existing water softener for the dish washer has no self-adaptive adjusting device, all tap water entering the water softener has only one passage and is softened. This leads to excessive softening of the soft water in areas with good water quality, which can cause corrosion of the glass products.
SUMMERY OF THE UTILITY MODEL
Based on this, the to-be-solved technical problem of the utility model is to provide a can switch water softening installation and dish washer in water route according to different quality of water.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:
a water softening device comprising:
a housing having a water inlet and a water outlet;
the water inlet cavity is arranged in the shell and is provided with a water inlet cavity inlet and a water inlet cavity outlet, and the water inlet cavity inlet is communicated with the water inlet;
the water outlet cavity is arranged in the shell and is provided with a water outlet cavity inlet and a water outlet cavity outlet, and the water outlet cavity outlet is communicated with the water outlet;
the soft water cavity is arranged in the shell and is provided with a soft water cavity inlet and a soft water cavity outlet, the soft water cavity inlet is communicated with the water inlet cavity outlet, the soft water cavity is internally provided with softened resin, and the soft water cavity outlet is communicated with the inlet of the water outlet cavity;
the brine cavity is arranged in the shell and is provided with a brine cavity inlet and a brine cavity outlet, the brine cavity inlet is communicated with the water inlet cavity, and the brine cavity outlet is communicated with the soft water cavity inlet;
the first flow dividing valve is connected to the outlet of the water inlet cavity and is provided with a first water path and a second water path which can be switched;
the second flow dividing valve is communicated with the first flow dividing valve and is provided with a third water path and a fourth water path which can be switched;
the first water channel, the third water channel and the water outlet cavity are communicated to form a direct water supply channel; the second water path is communicated with the saline water cavity to form a regeneration water path; the first water channel, the fourth water channel and the soft water cavity are communicated to form a soft water channel.
Furthermore, a first filter screen is arranged in the water inlet cavity.
Further, a second filter screen is arranged in the saline water cavity.
Further, the soft water cavity inlet and the soft water cavity outlet are respectively provided with a third filter screen and a fourth filter screen.
Furthermore, the water inlet cavity is communicated with an overflow port.
Further, the saline chamber inlet is provided with a float passage.
Furthermore, a hardness detection unit is arranged in the water inlet cavity and used for detecting the hardness value of inlet water.
Further, the controller is configured to control the working frequency of the regeneration waterway according to the hardness value detected by the hardness detection unit.
Furthermore, the water softening device is provided with a plurality of gears corresponding to different regeneration waterway working frequencies, and the controller executes corresponding gears according to different hardness value intervals.
The utility model discloses still include a dish washer, it includes above-mentioned water softening installation, water softening installation's delivery port and dish washer's inner bag intercommunication.
Compared with the prior art, the utility model discloses an advantage is with positive effect:
the water softening device can switch among the direct water supply waterway, the soft water waterway and the regeneration waterway by controlling the first flow dividing valve and the second flow dividing valve, and can directly select the direct water supply waterway to clean when the hardness of inlet water is low or dishes are washed; when the hardness of the inlet water is higher or the tableware is washed finally, a soft water waterway is selected for carrying out soft water washing or washing, so that the problems of hard water scaling and residue can be solved, the use frequency of the softened resin can be reduced, and the service life of the softened resin is prolonged.
Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the water softening device of the present invention;
FIG. 2 is a schematic view of a direct water supply path in the water softener of the present invention;
FIG. 3 is a schematic view of a soft water path in the water softener of the present invention;
FIG. 4 is a schematic view of a front section of a regeneration waterway in the water softener of the present invention;
FIG. 5 is a schematic diagram of a rear section of a regeneration water path in the water softener of the present invention;
description of reference numerals:
a housing 100, a water inlet 101; a water outlet 102;
an inlet chamber 110; an inlet chamber inlet 111; an inlet chamber outlet 112; a first screen 113;
a soft water chamber 130; a soft water chamber inlet 131; a soft water chamber outlet 132; a third screen 133; a fourth screen 134;
a saline chamber 140; saline chamber inlet 141; saline chamber outlet 142; a second screen 143; a float passage 144;
a first diverter valve 200;
a second flow dividing valve 300;
a brine pump 400.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, this is merely for convenience in describing the invention and to simplify the description, and is not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be considered limiting of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1 to 5, there is shown an embodiment of a water softening device of the present invention. The water softening device is arranged in the dish washing machine and used for providing soft water for the inner container of the dish washing machine to wash the tableware.
As shown in fig. 1, the water softening device includes a housing 100, an inlet chamber 110, an outlet chamber, a soft water chamber 130, and a brine chamber 140 provided in the housing 100, and a first and a second diverting valves 200 and 300.
The housing 100 is provided with a water inlet 101 and a water outlet 102. The water inlet 101 may be connected to a source of inlet water (e.g., a tap water line) via an inlet pipe. The water outlet 102 is in communication with the tub of the dishwasher.
The inlet chamber 110 has an inlet chamber inlet 111 and an inlet chamber outlet 112, the inlet chamber inlet 111 being in communication with the inlet 101.
The water outlet cavity has a water outlet cavity inlet and a water outlet cavity outlet, and the water outlet cavity outlet is communicated with the water outlet 102.
The soft water chamber 130 has a soft water chamber inlet 131 and a soft water chamber outlet 132, the soft water chamber inlet 131 is communicated with the water inlet chamber outlet 112, soft resin is provided in the soft water chamber 130, and the soft water chamber outlet 132 is communicated with the inlet of the water outlet chamber. The soft water generated by the soft water chamber 130 enters the water outlet chamber through the soft water chamber outlet 132 and then enters the inner container, thereby realizing the cleaning of the tableware in the inner container.
The brine chamber 140 has a brine chamber inlet 141 and a brine chamber outlet 142, the brine chamber inlet 141 being in communication with the water inlet chamber 110 and the brine chamber outlet 142 being in communication with the soft water chamber inlet 131.
The first diverter valve 200 is connected to the inlet chamber outlet 112 having first and second switchable waterways.
The second flow dividing valve 300 is in communication with the first flow dividing valve 200, and has switchable third and fourth water paths.
Wherein, the first water route, the third water route and the play water cavity intercommunication form the direct water supply water route. Namely, the raw water passes through the water inlet cavity 110, the first water channel, the third water channel and the water outlet cavity in sequence and directly flows out of the water outlet 102 without being softened.
The first waterway, the fourth waterway and the soft water chamber 130 are communicated to form a soft waterway. That is, the raw water passes through the water inlet chamber 110, the first water path, the fourth water path, the soft water chamber 130 and the water outlet chamber in sequence, and flows out from the water outlet 102 after being softened.
The second waterway is communicated with the brine cavity 140 to form a regeneration waterway. That is, the raw water passes through the water inlet chamber 110, the second water path, the brine chamber 140, the soft water chamber 130, and the water outlet chamber in sequence, and the softened resin in the soft water chamber 130 is regenerated.
When the inner container of the dishwasher needs to be filled with tap water, referring to fig. 2, the tap water firstly enters the water inlet cavity 110, then passes through the first flow dividing valve 200, the first waterway, the second flow dividing valve 300, the third waterway and the water outlet cavity from the water inlet cavity 110, and enters the inner container of the dishwasher from the water outlet 102.
When soft water needs to be injected into the inner container of the dishwasher, referring to fig. 3, tap water firstly enters the water inlet chamber 110, then enters the soft water chamber 130 from the water inlet chamber 110 through the first flow dividing valve 200, the first water path, the second flow dividing valve 300, the fourth water path and the soft water chamber inlet 131, the soft resin in the soft water chamber 130 absorbs Cl, ca, mg and other ions in water, and the absorbed soft water flows into the water outlet chamber from the soft water chamber outlet 132 and enters the inner container of the dishwasher from the water outlet 102.
When Cl, ca, mg and other ions adsorbed by the softened resin tend to be saturated, the adsorption effect of the softened resin is reduced, and the softened resin needs to be subjected to reduction regeneration. Referring to fig. 4 and 5, firstly, the tap water enters the inlet chamber 110, then enters the brine chamber 140 through the first diverter valve 200 and the second waterway, after the brine is saturated, the brine pump 400 sucks the brine into the soft water chamber 130, the softening capacity of the softened resin is recovered after a certain time of replacement, and the reduced brine is discharged to the inner container from the soft water chamber outlet 132 and the water outlet 102.
The water softening device can switch among the direct water supply waterway, the soft water waterway and the regeneration waterway by controlling the first flow dividing valve 200 and the second flow dividing valve 300, and when the hardness of inlet water is low or dishes are washed, the direct water supply waterway can be directly selected for cleaning; when the hardness of the inlet water is higher or the tableware is washed finally, the soft water waterway is selected for carrying out soft water washing or washing, so that the proper waterway can be selected to achieve the washing effect without damaging the tableware, the use frequency of the softened resin can be reduced, and the service life of the softened resin is prolonged.
In this embodiment, the soft water chamber 130 may be filled with a soft resin or other soft water capable of absorbing Cl, ca, mg, etc., and the brine chamber 140 may be filled with a regenerating salt mixed with water to form brine, wherein the regenerating salt is preferably edible salt (mainly comprising NaCl) for easy purchase. Of course, the regenerating salt may be other substances capable of washing away Cl, ca, mg, etc. ions from the soft water, and is not limited herein.
A first screen 113 is provided in the inlet chamber 110. The first screen 113 is used to filter impurities in water, and prevent the impurities from entering the soft water chamber 130 and affecting the service life of the softened resin.
A second screen 143 is disposed within the brine chamber 140. The second screen 143 ensures that the salt particles do not enter the brine pump 400, causing clogging of the pump.
The soft water chamber inlet 131 and the soft water chamber outlet 132 are provided with a third sieve 133 and a fourth sieve 134, respectively. In this embodiment, the soft water chamber inlet 131 is provided at the bottom of the soft water chamber 130, and the third strainer 133 can ensure that the softened resin does not leak into the water inlet passage, resulting in the blockage of the second branch valve 300. After the replacement and softening of the tap water in the soft water chamber 130 are completed, the tap water flows to the water outlet 102 through the fourth filter screen and enters the dishwasher.
The water inlet chamber 110 is communicated with an overflow port. The brine chamber inlet 141 is provided with a float passage 144, the float passage 144 ensuring that brine does not flow back to the overflow.
The water softening device is provided with a hardness detection unit in the water inlet cavity 110, and the hardness detection unit can detect the hardness value of inlet water. The softening device comprises a controller, and the controller is configured to control the working frequency of the regeneration water path according to the hardness value detected by the hardness detection unit.
The water softening installation sets up a plurality of gears, and a plurality of gears correspond different regeneration water route operating frequency, and the controller carries out corresponding gear according to different hardness number intervals, specifically as follows:
zero gear: the soft water waterway does not work;
a first gear: after the soft water channel works for 10 times, controlling the regeneration channel to work for 1 time;
a second gear: after the soft water waterway works for 4 times, the regeneration waterway is controlled to work for 1 time;
a third gear: after the soft water waterway works for 2 times, the regeneration waterway is controlled to work for 1 time;
a fourth gear: after the soft water waterway works for 1 time, the regeneration waterway is controlled to work for 1 time.
When the hardness value is 0-100 mg/L, selecting a zero gear;
when the hardness value is 100-250 mg/L, selecting a first gear;
when the hardness value is 250-350 mg/L, selecting a second gear;
when the hardness value is 450-550 mg/L, selecting a third gear;
when the hardness value is 550-625 mg/L, the fourth gear is selected.
The water softening device can adjust gears according to water hardness, and can select a proper waterway to reach the cleaning effect and not damage tableware to different water hardnesses in different regions, and resources can be saved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.

Claims (10)

1. A water softening apparatus, comprising:
a housing having a water inlet and a water outlet;
the water inlet cavity is arranged in the shell and is provided with a water inlet cavity inlet and a water inlet cavity outlet, and the water inlet cavity inlet is communicated with the water inlet;
the water outlet cavity is arranged in the shell and is provided with a water outlet cavity inlet and a water outlet cavity outlet, and the water outlet cavity outlet is communicated with the water outlet;
the soft water cavity is arranged in the shell and is provided with a soft water cavity inlet and a soft water cavity outlet, the soft water cavity inlet is communicated with the water inlet cavity outlet, the soft water cavity is internally provided with softened resin, and the soft water cavity outlet is communicated with the water outlet cavity inlet;
the brine cavity is arranged in the shell and is provided with a brine cavity inlet and a brine cavity outlet, the brine cavity inlet is communicated with the water inlet cavity, and the brine cavity outlet is communicated with the soft water cavity inlet;
the first flow dividing valve is connected to the inlet cavity outlet and provided with a first waterway and a second waterway which can be switched;
the second flow dividing valve is communicated with the first flow dividing valve and is provided with a third water path and a fourth water path which can be switched;
the first water channel, the third water channel and the water outlet cavity are communicated to form a direct water supply channel; the second water path is communicated with the saline water cavity to form a regeneration water path; the first water path, the fourth water path and the soft water cavity are communicated to form a soft water path.
2. The water softening apparatus of claim 1, wherein a first screen is disposed within the inlet chamber.
3. The water softening apparatus of claim 1, wherein a second screen is disposed within the brine chamber.
4. The water softening apparatus of claim 1, wherein the soft water chamber inlet and the soft water chamber outlet are provided with a third strainer and a fourth strainer, respectively.
5. The water softening apparatus as recited in claim 1, wherein the inlet chamber is in communication with an overflow.
6. The water softening apparatus of claim 5, wherein the brine chamber inlet is provided with a float passage.
7. The water softening apparatus according to any one of claims 1 to 6, wherein a hardness detection unit is further disposed in the water inlet chamber, and the hardness detection unit is configured to detect a hardness value of the inlet water.
8. The water softening apparatus of claim 7, further comprising a controller configured to control a regeneration water path operating frequency based on the hardness value detected by the hardness detection unit.
9. The water softening device of claim 8, wherein the water softening device has a plurality of gears, the plurality of gears correspond to different regeneration water path working frequencies, and the controller executes the corresponding gears according to different hardness value intervals.
10. A dishwasher, comprising a water softening device as claimed in any one of claims 1 to 9, the water outlet of the water softening device being in communication with the internal chamber of the dishwasher.
CN202220740427.5U 2022-03-30 2022-03-30 Water softening device and dish washing machine Active CN217525046U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220740427.5U CN217525046U (en) 2022-03-30 2022-03-30 Water softening device and dish washing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220740427.5U CN217525046U (en) 2022-03-30 2022-03-30 Water softening device and dish washing machine

Publications (1)

Publication Number Publication Date
CN217525046U true CN217525046U (en) 2022-10-04

Family

ID=83430223

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220740427.5U Active CN217525046U (en) 2022-03-30 2022-03-30 Water softening device and dish washing machine

Country Status (1)

Country Link
CN (1) CN217525046U (en)

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