JP2785723B2 - Water quality improvement water storage container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water quality improvement water storage container, and more particularly to a water quality improvement water storage container capable of supplying high-quality drinking water by improving and filtering water quality in addition to storing water. .

[0002]

2. Description of the Related Art Water reservoirs having a mineral material and a filtering material have already been provided. This is equipped with an inner container for storing water, a water quality improvement chamber containing mineral material, and a water purifier containing filter material, and supplies the water in the inner container to the water quality improvement container by an electric pump, and the water quality improvement container After passing through the inner container, the water is returned to the inner container and circulated to improve the quality of the water, and then stored in the inner container. The stored water is discharged to the outside via a water purifier by another electric pump so that it can be used.

[0003] In this way, tasty mineralized water is stored, and when it is poured out, it is purified through a water purifier, so that delicious and clean water can be supplied.

[0004]

The present inventors have conducted various experiments and studies on the taste of drinking water. According to this, when tap water is mineralized and purified, it becomes delicious water and has no smell. However, it does not reach the deliciousness of water collected from clear streams such as mountains.

[0005] The major difference between artificially mineralized and purified water and the water of a clear stream such as a mountain is that the water of the clear stream of a mountain mixes with air at places where there is a drop or where it hits rocks or stones. In contrast to well-flooded waters, man-made water does not have this.

[0006] Even with artificially manipulated water, if it falls well, it becomes more mellow and more delicious.

The main object of the present invention is to provide a water quality improving water storage container that can provide more delicious water based on such new knowledge.

[0008]

SUMMARY OF THE INVENTION In order to achieve the above object, a water quality improvement water storage container of the present invention comprises an inner container for storing water, and a water quality improvement container containing an improvement material for improving quality. , A water purifier containing a filter medium for filtering water passed through the water quality improvement container, and a water quality improvement circuit for supplying water in the inner container to the water quality improvement container and returning the water passed through the water quality improvement container back to the inner container for circulation. And a water purification outlet for supplying the water in the inner container to the water purifier and then sending out the water discharged from the water purifier to the outside of the container,
In the circulation path through the water quality improvement circuit, waterfall means is provided to release the circulated water into the air and make it come into contact with the water. It consists of a return path with a return port that returns to the inside, this return path is connected to a water quality improvement container that forms a detachable cartridge,
The main feature is that it is provided at the position of the window that can be seen through the inner container provided on the lid that covers the inner container.

The water quality improving container is preferably one in which water is converted into mineral water by a mineral material.

[0010] In the waterfall means, the outlet of the outward path for feeding water from the inner container of the water quality improvement circuit into the water quality improvement vessel may be opened in the upper space of the water quality improvement vessel.

[0011]

According to the above-described structure of the main feature of the water quality improvement water storage container of the present invention, the water in the inner container is repeatedly supplied to the water quality improvement container through the water quality improvement circulation circuit and then returned to the inner container, whereby the water quality improvement container is returned. Since it is circulated so as to repeatedly pass through the internal water quality improving material, it is possible to improve the water quality to a necessary degree and store the water in the inner container.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The water quality improvement water storage container of the present invention will be specifically described with reference to some embodiments.

A first embodiment of the present invention shown in FIGS. 1 to 6 comprises an inner container 1 for storing water as shown in FIGS.
A water quality improvement container 3 containing an improvement material 2 for improving quality;
A water purifier 4 containing a filtering material 11 for filtering water passing through the water quality improvement container 3 is provided in one vessel 5, and the water in the inner container 1 is supplied to the water quality improvement container 3 by the first electric pump 6. A water quality improvement circulation circuit 7 for returning water circulated through the water quality improvement container 3 back to the inner container 1 and circulating the same, and a second electric pump 8 supplies water in the inner container 1 to the water purifier 4 and then from the water purifier 4 It has a purified water discharge passage 9 for sending out the discharged water to the outside of the vessel 5.

In addition, a waterfall means 101 for bringing the circulating water into contact with the air is provided at at least one position of the water circulation path utilizing the water quality improvement circulation path 7. As shown in FIGS. 1 and 3, a return port 7 c of a return pipe 7 b for returning water from the water quality improvement vessel 3 of the water quality improvement circulation path 7 to the inner container 1 is provided in a normal space 100 formed in an upper part of the inner container 1. It is assumed to be open.

Further, the water quality improving container 3 of the present embodiment converts water passed through the container into a mineral by eluting a mineral component.

Although the water quality improvement container 3 is located outside the inner container 1, the first electric pump 6 operates the water quality improvement circulation circuit 7 so that the water in the inner container 1 can be used as the water quality improvement material in the water quality improvement container 3. Since the water is circulated so as to repeatedly pass through the inner container 2, the entire amount of water in the inner container 1 can be stored in the inner container 1 by improving the water quality, and in this embodiment, making the water mineral. At the same time, the water circulated for improving the water quality repeatedly passes through the waterfall means 101 provided in the middle of the circulation path of the water circulation, so that the water is repeatedly brought into contact with the air to be waterfall. As a result, the mellowness increases like a clear stream such as a mountain. On the other hand, the water purifier 4 is also located outside the inner container 1,
When the second electric pump 8 activates the purified water discharge passage 9 to store water in the inner container 1 and improve the water quality and discharge mineralized water to the outside of the container 5, the water quality improvement water in the inner container 1 is discharged. After being supplied to the water purifier 4 and passing through the filter material 11 and then being discharged to the outside of the vessel 5, the mineralized water due to the improvement of the water quality in the inner container 1 is subjected to the fine particles of the water quality improver 2 and the calcium. It can be poured and used as a clean product from which components and other foreign substances have been removed.

More specifically, as shown in FIGS. 1 and 2, the container body 5 is made of a synthetic resin and is a container-shaped main body 14.
And a synthetic resin shoulder member 30 fitted into the upper end opening of the main body 14. The bottom of the main body 14 is formed so that a bottom cover 15 made of synthetic resin can be attached to and detached from a bottom 14a formed one size smaller than the other. The bottom cover 15 is provided with an integrally molded leg 15a. The leg 15a may not be provided, or may have another shape. The shoulder member 30 is integrally formed with a fitting opening 21 of the inner container 1 having the opening 17, concave chambers 22 and 23 for accommodating the water quality improvement container 3 and the water purifier 4.

As shown in FIG. 1, the inner container 1 is made of aluminum and has an outwardly directed flange 1a at the upper end on an inwardly directed flange 21a integrally formed at the lower end of the mounting opening 21 from below through a seal packing 24a. Screws 18 and 19 which are received and connected to the bottom of the
And the inner container 1 is integrated with the shoulder member 30.

As shown in FIG. 3, the water quality improvement container 3 is a cylindrical body made of a synthetic resin, and a cylindrical inlet 25a for introducing water into the center at the lower end is provided with water with improved water quality at the center at the upper end. It has a water quality improvement cartridge 25 formed with a cylindrical delivery port 25b for delivery, and a return pipe 7b having the return port 7c is fitted into the delivery port 25b.

At the bottom of the recessed chamber 22, there is formed a connection recess 22a into which the introduction port 25a is fitted from above and detachably connected to the outward path 7a side of the circulation path 7. When the water quality improving cartridge 25 is housed in the concave chamber 22 and connected to the outward path 7 a, the return path 7 b is straight from the position immediately extending upward from the upper opening 22 of the concave chamber 22 to the center of the opening 17 of the inner container 1. It extends in the horizontal direction, and the return port 7c is
The opening 17 is located at the center of the opening 17 and is opened upward in this embodiment. The synthetic resin lid 27 removably fitted to the fitting opening 21 of the shoulder member 30 is made of a synthetic resin having a position and a size corresponding to the opening 17 of the inner container 1 and is slightly upwardly convex in a dome shape. A transparent plate 28 is attached, and the upward return port 7 passes through the water quality improvement container 3.
c, catches the water returned to blow upward, and allows the water to flow naturally into the inner container 1 while spreading around, so that the contact efficiency with air in the upper space in the inner container 1, that is, the waterfall While improving the air efficiency, this condition can be visually recognized from the outside. Therefore, the user can easily feel that the water quality is being improved.

As shown in FIG. 3, the water quality improving cartridge 25 contains, as the water quality improving material 2, an antibacterial activated carbon 25 e, a shirako 25 f, a barley stone 25 g, a shirako 25 h, and a coral stone 25.
j, shirako 25k, and other necessary processing materials, for example, 25m of purified water activated carbon and shirako 25n, are sequentially accommodated, and in addition to mineralization, antibacterial treatment and temporary purification of lime are performed.

The first electric pump 6 is provided in the middle of the outward path 7a, and works to send water in the inner container 1 through the water quality improvement circulation path 7 into the water quality improvement cartridge 25 mounted on the water quality improvement container 3. Antibacterial activated carbon 25
e, 25g of barley stone, coral stone 25j, and water purification active end 25m sequentially pass through, in addition to the antibacterial and water purification treatment, and after being eluted with minerals, returned to the inner container 1 again and circulated. Therefore, the water in the inner container 1 can be uniformly mineralized.

In this embodiment, the water quality improving container 3 converts the circulated water into mineral water by means of the water quality improving material 2 which is a mineral. However, the present invention is not limited to this. It may be something.

The water quality improving material 2 can be replaced easily and quickly by attaching and detaching the water quality improving cartridge 25 to and from the recessed chamber 22 that handles the water quality improving cartridge 25 as a single unit. It is. When the water quality improvement cartridge 25 is not disposable, it is preferable to make the water quality improvement cartridge 25 replaceable so that the water quality improvement material 2 can be replaced. Further, in order to attach and detach the water quality improvement cartridge 25 to and from the concave chamber 22, the upper part of the concave chamber 22 is formed as an extended portion 22b which is expanded from below to make it easier to grasp the water quality improvement cartridge 25 in the concave chamber 22 with a hand. is there.

As shown in FIGS. 2 and 6, the water purifier 4 comprises a synthetic resin bottomed main body 127 and a synthetic resin lid 128 fitted to the upper end opening of the main body 127. I have. The main body 127 has a water purification cartridge 31 in which a hollow fiber membrane 4a is provided in a synthetic resin cylindrical body 31a, and is detachably fitted into a concave portion 127a at the bottom eccentric to one of the bottoms of the main body 127. . The purified water activated carbon 32 is accommodated in the activated carbon chamber 127b, which is the remaining space around the water purification cartridge 31. Water quality improvement cartridge 25
The 25 m of purified water activated carbon inside is used to remove chlorine to the extent that bacteria of water do not grow in the stored water, whereas the activated carbon 32 of purified water in the water purifier 4 has improved water quality in the stored water. Used to remove residual chlorine when water is dispensed.

An inner lid 32 is provided inside the lid 128 so as to fit into the inner periphery of the main body 127 and the upper end of the cylindrical body 31a.
Activated carbon chamber 127b and cylindrical body 31a
A path 127c through which water flows to the upper end is formed.

In the water purifier 4, a cylindrical inlet 4b communicating with the activated carbon chamber 127b and a cylindrical outlet 4c communicating with the cylindrical body 31a are integrally formed at the bottom of the main body 27. Correspondingly, the inlet 4b and the outlet 4 are provided at the bottom of the concave chamber 23, as shown in FIG.
c, and a connection recess 23 detachably connected to the base-side pipe 9a and the tip-side pipe 9b of the purified water discharge passage 9
a and 23b are formed. Thereby, the inlet 4b
When the outlet and the outlet 4c are fitted into the connection recesses 23a and 23b, the purified water outlet 9 is connected via the water purifier 4. A second electric pump 8 is provided in the middle of the base side pipe 9a, and when this works, water which has been mineralized by water quality improvement in the inner container 1 first passes through the purified water activated carbon 32 in the activated carbon chamber 127b of the water purifier 4. After the residual calcium is finally removed, it enters the cylindrical body 31a via the path 127c inside the lid 128 and passes through the myriad of hollow fiber membranes 4a. Bacteria and red water components are finally removed, and are discharged to the outside through a beak-shaped protruding portion 5a provided on the upper front side of the rear vessel 5 to a pouring outlet 9c of a purified water pouring passage 9 protruding downward. Served for use.

The replacement of the filter medium 11 can be easily and quickly performed by attaching and detaching the water purifier 4 to and from the concave chamber 23, and is convenient for disposal of used articles.
The water purifier 4 is not disposable in the case of the present embodiment.
It is good to replace 1 and clean water activated carbon 32. Further, in order to attach / detach the water purifier 4 to / from the concave chamber 23, an upper portion of the concave chamber 23 is formed as an extended portion 23c which expands from below to make it easier to grasp the water purifier 4 in the concave chamber 23 with a hand. In this embodiment, a lid cover 126 is provided on a portion of the water purifier 4 that protrudes into the expansion chamber 23c.
Numeral 6 is seated on an upward step 23d formed by the expansion chamber 23c, is fitted to a convex wall 23e formed on the inner periphery of the upward step 23d, and is removably positioned. A knob 126a is formed integrally with the lid cover 126.

The water quality improving cartridge 25 and the water purifier 4 are located on the front side of the container 5 where the beak-shaped protrusion 5a and the spout 9c of the container 5 are located. Thereby, when the pouring stops, the water remaining on the side of the pouring outlet 9c from the water purifier 4 of the purified water pouring path 9 is sent out by the next pouring. However, in this case, it does not pass through the water purifier 4,
It remains filtered at the last pour. In this embodiment, since the water purifier 4 is located at a position close to the outlet 9c on the front side of the container 5, the passage portion where the water at the time of pouring remains can be shortened, and the water purifier 4 is not poured out. The amount of water remaining in the portion can be minimized.

At the portion where the concave chambers 22 and 23 of the shoulder member 30 are opened, a common step edge 20 is provided adjacent to the fitting opening 21 of the inner container 1 as shown in FIGS. A lid 40 made of a synthetic resin common to each of the concave chambers 22 and 23 is detachably fitted thereto.

An operation panel 42 is provided on the upper surface of the beak-shaped protrusion 5a as shown in FIGS. 1, 2 and 4, and the operation panel 42 has a water quality improvement operation start key as shown in FIGS. 43, a dispensing / dispensing stop key 44, a reset key 45, a power-on display 46, a cartridge cleaning display 4
7, an indication 48 during the water quality improvement water generation, a completion indication 49, and the like are provided, and an operation board 151 on which electric components and electronic components for controlling these operations and displays are provided on the back surface of the operation panel 42. Have been.

The electric equipment such as the first and second electric pumps 6 and 8 is housed in an electric box 41 composed of a container-type main body 41a in a prone state and a lid 41b fitted to the main body, and this is mounted on the main body. It is installed and installed in the bottom of the 1 to protect it from water. Further, it is convenient to assemble or repair the electric equipment to be accommodated, for example, by attaching it to the main body 41a side and handling it integrally including the wiring between them.

A liquid amount display tube 46 made of a transparent resin or glass which rises at the side of the inner container 1 is connected to a part of the base-side pipe 9a of the purified water discharge passage 9 near the base end. It can be visually recognized from the outside through a liquid amount display window 47 provided on the side surface.

The connecting portion of the liquid amount indicating pipe 46 with the base side pipe 9a is a portion on the suction side of the base side pipe 9a by the second electric pump 8, but the electric pump 8 is free from the inside of the inner container 1. Since the water is continuously poured out by repeatedly scraping out the water flowing into the inner pipe 1b while discharging it to the distal end pipe 9b, the suction operation does not reach the liquid amount display pipe 46. Regardless of whether water is circulated or discharged to improve water quality, always maintain the same liquid level as the water in the inner container 1 and check the amount of water stored in the inner container 1 Can be. Therefore, it is possible to confirm the degree of water reduction when the water in the inner container 1 is poured out.

The upper end of the liquid amount display tube 46 may be simply opened to the outside air in order to maintain the same liquid level as that in the inner container 1. However, considering the outflow of water when the container 5 falls down, it is considered. It is preferable to connect to the upper part of the inner container 1 as in this embodiment.

In the liquid amount display window 47, the transparent cover portion 47a provided on the liquid amount display window 47 projects from the side surface of the body 5 slightly larger than the diameter of the liquid amount display tube 46. By arranging the liquid amount display tube 46, the state of the liquid amount displayed by the tube can be easily visually recognized even from the front side of the container 5. Therefore, even if the liquid amount display window 47 is provided on the side surface of the container 5, it is possible to make it easy for a user who frequently uses from the front side to see.

On both sides of the shoulder member 30, both ends of a synthetic resin hand-held handle 51 are pivotally supported by a shaft 51a so that the handle 51 can be raised and lowered, and the handle 51 is turned over by a handle receiver 30b formed integrally with the mouth of the shoulder member 30. It is made to be accepted in the state.

The bottom cover 15 covering the bottom portion 14a of the main body 14 of the container 5 is removed, and the container 5 is removed as shown by an imaginary line in FIG.
When it is used for a table, the height of installation of the container 5 can be increased, and the water to be poured can be poured directly into the tall PET bottle 52 from the outlet 9c. Therefore, it is possible to provide an advantage that the vessel 5 that tends to become large can be made as small as possible, and that the injection water can be poured directly into the PET bottle 52. In addition, when the bottom cover 15 is unnecessary, the bottom cover 15 is put on the bottom portion 14a of the main body 14 so as not to be bulky. In the present embodiment, the water quality improvement container 3 and the water purifier 4 are housed side by side on the front of the container 5, and the shape of the front portion of the container 5 is changed to the water quality improvement container 3 having a circular cross section and the water purifier. 1 and 5, a concave surface 61 which curves inward as shown in FIGS. 1 and 5 is formed.
Is an escape on the front surface of the container body 5 with respect to the PET bottle 52, and the PET bottle 52 can be placed at a position suitable for pouring out water directly from the outlet 9c.

FIG. 7 shows a second embodiment of the present invention, which is provided with an auxiliary combination of flexible splicing pipes 53 which can be attached to and detached from the spouts 9c. By using in this manner, water can be poured into the PET bottle 52. When not in use, the connecting pipe 53 is housed in a storage pocket 54 provided with a transparent lid 53 provided on the side surface of the container 5, so that problems such as obstruction and loss can be solved.

FIGS. 8 (a) and 8 (b) show a third embodiment of the present invention, in which a tip pipe 9d having an outlet 9a of a purified water discharge passage 9 is connected to a water purifier through a hook-shaped connecting pipe 55. A part of the pouring path 9 is connected to the upper end of a riser pipe 9e which is a liquid amount display pipe 46, and the spouting port 9c can be moved up and down by vertically sliding the splicing pipe 55 with respect to the rising pipe 9e. Of the spout 9c by sliding the tip tube 9d back and forth with respect to
It can be pulled out and stored.
In order to pull out and store in such an up-down direction and a front-back direction, a tip tube 9 is attached to the tip of the beak-shaped portion 5a of the body 5.
Notch pocket 56 that can be pulled out and stored
Are formed.

FIG. 9 shows a fourth embodiment of the present invention, in which a liquid amount display tube 46 is provided at an opposing portion of the main body 14 of the container 5 and the shoulder member 30.
A connection port 61a for connecting the upper end and the lower end of the
62a are formed integrally with the main body 14 and the side surfaces of the shoulder member 30 by projecting from the side surfaces thereof.
To the connection ports 61b, 6 on the inner surface of the main body 14 and the shoulder member 30.
The communication paths 61 and 62 communicating with the main body 14 and the shoulder member 30 are integrally formed.
The liquid amount indicating tube 46 is sandwiched between them to make them connected to each other.
Is connected to the portion on the suction side as viewed from the electric pump 8 so that the liquid amount display tube 46 functions.

FIG. 10 shows a fifth embodiment of the present invention. The water purifier 4 of the present embodiment is installed in the inner container 1, and the inner container 1 and the water quality improvement container 3 are juxtaposed in the main body 14. The waterfall means 101 forms a space 61 in the upper part of the water quality improvement cartridge 25 of the water quality improvement container 3, and the outlet 7 into the water quality improvement cartridge 25 on the outward path 7 a of the water quality improvement circulation path 7.
d is opened in the space 61.

Thus, during the water quality improvement operation, the water in the inner container 1 is supplied by the first electric pump 6 to the water quality improvement circuit 7.
Each time the water is circulated through the water quality improvement cartridge 25 and repeatedly passed through the water quality improvement cartridge 25, the water is spouted into the space 61 and the water falls.

Although the water purifier 4 of the present embodiment does not particularly contain activated water activated carbon, it is needless to say that it may accommodate the activated carbon as in the first embodiment. Liquid amount display tube 4 of this embodiment
Numeral 6 is branched from a portion near the inner container 1 of the return path 7b of the water quality improvement circulation path 7. The main body 14 has an inner container fitting opening 21.
And a concave chamber 22 for accommodating the water quality improving cartridge 25.
And a main body 14 made of a synthetic resin integrally formed with the body, and a bottom lid 62 for closing the lower end opening of the main body 14. The first and second electric pumps 6, 8 are mounted on a pedestal portion 62a which is integrally formed on the bottom cover 62 and rises.

The other configuration and operation are the same as those of the first embodiment, and the description is omitted.

FIG. 11 shows a sixth embodiment of the present invention. The liquid amount display pipe 46 of the present embodiment is a part in which the base pipe 9a of the purified water discharge passage 9 rises from the bottom of the inner container 1, and the upper part of the water purifier 4 installed together with the water quality improvement container 3 outside the inner container 1. And can be used for the discharge of purified water and the display of liquid level.

The return path 7b of the water quality improvement circulation path 7 rises from the center of the bottom of the inner container 1 in the inner container 1, and the return port 7c is opened upward as it is, as in the first embodiment. The circulating water is sprayed onto the inner surface of the transparent plate 28 of the lid 27 of the fitting opening 21 so as to function as the waterfall means 101, and at two places with the waterfall means 101 provided in the water quality improvement cartridge 25. The circulating water can be flooded. The other configuration and operation are the same as those of the fifth embodiment, and the description is omitted.

[0048]

According to the main feature of the water quality improving water storage container of the present invention, the water in the inner container is circulated so as to repeatedly pass through the water quality improving material to improve the water quality to a necessary degree. Can be stored in a vessel.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a water quality improvement water storage container according to a first embodiment of the present invention.

FIG. 2 is a sectional view including a water purifier part of the water quality improvement water storage container of FIG. 1;

FIG. 3 is a cross-sectional view including a water quality improvement container portion of the water quality improvement water storage container of FIG. 1;

FIG. 4 is a plan view of the water quality improvement water storage container of FIG. 1;

FIG. 5 is a bottom view of the water quality improvement water storage container of FIG. 1;

FIG. 6 is a sectional view of a water purifier of the water quality improvement water storage container of FIG. 1;

FIG. 7 is an external perspective view of a position including a water quality improvement container according to a second embodiment of the present invention.

FIG. 8 is a perspective view showing a body of a water quality improvement water storage container and a pouring port of a purified water pouring path according to a third embodiment of the present invention.

FIG. 9 is a sectional view showing a mounting structure of a liquid amount indicating pipe of a water quality improvement water storage container according to a fourth embodiment of the present invention.

FIG. 10 is a sectional view of a water storage tank for improving water quality according to a fifth embodiment of the present invention.

FIG. 11 is a sectional view of a water quality improving water storage container according to a sixth embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Inner container 2 Water quality improvement material 3 Water quality improvement container 4 Water purifier 5 Instrument body 6 1st electric pump 7 Water quality improvement circulation path 7c Return port 7d Inlet 8 2nd electric pump 9 Purified water discharge path 28 Transparent plate

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁶ Identification code FI C02F 1/68 540 C02F 1/68 540D 540G 540Z A47J 27/21 101 A47J 27/21 101C C02F 1/28 C02F 1/28 G 1 / 44 1/44 B 1/50 510 1/50 510A 520 520B 531 531E 540 540F 550 550B 550H 560 560B 560E 560Z (58) Fields investigated (Int. Cl. ⁶ , DB name) C02F 1/68 A47J 27 / 00 C02F 1/28 C02F 1/44 C02F 1/50

Claims (3)

(57) [Claims] 1. An inner container for storing water, a water quality improvement container for storing an improvement material for improving quality, a water purifier for storing a filter material for filtering water passing through the water quality improvement container, and a water in the inner container. To the water quality improvement container and return the water passed through the water quality improvement container back to the inner container for circulation, and supply the water in the inner container to the water purifier and then remove the water from the water purifier to the outside. A water purifying means for releasing the circulated water into the air and contacting it with water in the circulation path through the water quality improvement circulation path. It consists of a return path with a return port for returning water from the improvement container into the inner container. This return path is connected to the water quality improvement container that forms the detachable cartridge and allows you to look inside the inner container provided on the lid that covers the inner container. A water quality improvement water storage container provided at a position of a window. 2. The water quality improvement water storage container according to claim 1, wherein the water quality improvement container converts the water into mineral water using a mineral material. 3. The waterfall means, wherein the outlet of the outward path for feeding water from the inner vessel of the water quality improvement circulation path into the water quality improvement vessel is opened in the upper space of the water quality improvement vessel. 3. The water quality improvement water storage container according to any one of 2.