JP3098392U - Water purification equipment - Google Patents

Abstract

Provided is a naturally flowing water purifier that can always store a sufficient amount of purified water and can easily replace a filter cartridge and wash a tank or the like.
A base tank, a lower tank disposed on the base and containing purified water, and a lower tank disposed on the lower tank so as to close an open upper part of the base tank. An upper tank 7 for accommodating, a filter cartridge 34 mounted on the upper tank, and a lid 8 are provided, and raw water 29 of the upper tank is purified by the gravity, flows through the filter cartridge, and flows into the lower tank. The upper tank has an upper drainage passage 36 having an upper end opening at a predetermined height, the lower tank has a lower drainage passage 24 having an upper end opening at a predetermined height, and a connecting portion 39 at the lower end of the upper drainage passage is provided. , Is gently inserted into the upper end opening of the lower drain passage, and has a notch at the tip.
[Selection diagram] FIG.

Description

[0001]
[Technical field to which the invention belongs]
The present invention relates to a stationary water purification device that is installed in a kitchen sink, for example, and that generates purified water for drinking and cooking from raw water such as tap water.
[0002]
[Prior art]
Conventionally, by removing residual chlorine, harmful substances, and garbage from tap water and further activating the same, drinking water and cooking can be provided for drinking and cooking. Has been developed and is commercially available. These water purifiers are of the type that is directly connected to a water tap or branches off from the tap to filter and purify by passing the filter cartridge with the water pressure flowing out of the tap. There is a type in which the water is passed through a filter cartridge and filtered and purified. The latter natural flow type water purifiers are described in Patent Documents 1 and 2, for example.
[Patent Document 1] Japanese Patent Application Laid-Open No. 2000-116520 [Patent Document 2] Japanese Patent Application Laid-Open No. 2002-79240 [Problems to be Solved by the Invention]
However, the natural flow type water purification device, unlike the direct water supply type, has the advantage that a sufficient filtration and purification effect can be obtained because water is passed through the filter cartridge for a long time at a small flow rate. There is a problem that a large amount of purified water must be stored in advance. In addition, since the self-cleaning effect of running water cannot be expected, it is necessary to regularly clean tanks and the like that store purified water and maintain cleanliness. Therefore, a simple structure that is excellent in handleability and maintainability is required, including not only replacement of the filter cartridge but also easy removal and cleaning of the tank and the like.
[0003]
On the other hand, kitchens of ordinary households, especially kitchens of apartment houses, have relatively small sinks, and it may be difficult to place large-capacity tanks. In addition, a portable water purifier that can carry a tank, as described in Patent Document 1, has a relatively small tank capacity, and it is difficult to always store a sufficient amount of purified water. Each time water is replenished, the user has to open the lid and check the amount of water to be replenished while performing the operation, which is troublesome.
[0004]
Therefore, the present invention has been made to solve the above-mentioned conventional problems, and its purpose is to always store a sufficient amount of purified water, and to exchange filter cartridges and clean tanks and the like. It is an object of the present invention to provide a natural flow-down type water purification apparatus which can easily carry out water purification and is excellent in handling and maintenance.
[0005]
It is a further object of the present invention to provide a natural-flow-type water purification device which can be easily installed even in a small place such as a kitchen in an apartment house.
[0006]
[Means for Solving the Problems]
According to the present invention, in order to achieve the above object, a base is provided on the base, a water tap is provided, the upper part thereof is formed in a box shape which is entirely open, and purified water is stored therein. And an upper tank arranged on the lower tank so as to close the open upper part, and having a box shape with the entire upper part opened and containing raw water therein. And a filter cartridge mounted on the upper tank, and a lid for closing the open upper portion of the upper tank, wherein the raw water contained in the upper tank causes the filter cartridge to be moved by its gravity. As it is, it is purified and flows into the lower tank,
The upper tank has an upper drainage passage whose upper end opens at a predetermined height in the upper tank, and the lower tank has an upper end opening at a predetermined height in the lower tank. A drainage passage is provided, and a connection portion of the lower end of the upper drainage passage is gently inserted into the upper end opening of the lower drainage passage, and a notch is formed at a tip of the connection portion or the upper end of the lower drainage passage. Is provided, and a gap that opens directly into the lower tank is formed between the notch and the upper end of the lower drainage passage or the tip of the connecting portion.
[0007]
With such a configuration, the upper tank and the lower tank can be easily removed, and not only replacement of the filter cartridge but also maintenance such as cleaning of the tank can be easily performed. In addition, even if the raw water stored in the upper tank or the purified water stored in the lower tank exceeds the storage capacity of each tank, the upper drain of the upper drain passage or the connection part of the lower drain passage and the lower drain passage respectively. It can be discharged from the gap with the upper end.
[0008]
In one embodiment, the base has a leg fixedly provided on the front side thereof and a leg provided on the rear side so as to be adjustable in length. By adjusting up and down, the upper surface of the base can be made substantially horizontal back and forth, and the entire water purification device can be stably installed even in a place having irregularities.
[0009]
In one embodiment, the upper tank is connected to an external water supply source such as tap water or well water, so that a sufficient amount of raw water is supplied to always secure necessary purified water. can do.
[0010]
[Embodiment of the invention]
1 and 2 show a preferred embodiment of a water purifier 1 according to the present invention installed on the edge 3 of a sink or sink 2 using a narrow space between the peripheral wall 4 thereof. Is shown. The water purification device 1 includes a base 5 placed on the rim 3 of the sink 2, a lower tank 6 placed thereon, an upper tank 7 placed thereon, and a lid 8 placed thereabove. And On the front face of the lower tank 6, a faucet-type water tap 10 having a rotating lever protrudes into a large recess 9 provided at the lower center. An intake pipe 12 is connected to the vicinity of the upper end of the side surface of the upper tank 7 using a joint 11. The other end of the water intake pipe 12 is connected to an external water supply source such as a water tap, and can supply raw water such as tap water and well water into the upper tank 7.
[0011]
The base 5 extends in the left and right along the edge 3 of the sink 2 by a certain length and has a long and narrow plate shape having substantially the same width as the front and rear edges. It has a fixed leg 13 and one leg 14 whose length can be adjusted in the center on the rear side. The base 5 places the leg 13 on the step 15 on the wall side of the edge 3 of the sink 2 and adjusts its length up and down to make the upper surface of the base 5 substantially horizontal in the front and back. As shown in FIG. 4, two known suction plates 16 on the left and right sides are detachably mounted on the rear surface of the base 5 by fitting their central projections 17 into mounting holes 18 on the rear surface of the base. The base 5 is fixed to a predetermined position on the edge 3 by being sucked on the smooth surface of the base 4.
[0012]
As shown in FIG. 3, two short right and left short columnar projections 19 are formed on the upper surface of the base 5, whereas the lower surface of the lower tank 6 is provided at a position corresponding to the projections 19 and complements them. And two bottomed cylindrical holes 20 having left and right shapes. Therefore, the lower tank 6 is positioned at a predetermined position on the upper surface of the base 5 by fitting the projection 19 into the hole 20 and is arranged so as not to be easily shifted from the position.
[0013]
As shown in FIGS. 3 and 4, the lower tank 6 has a box-like shape that is substantially the same elongated shape as the base 5 as a whole and has a fully open upper part, in order to store purified water 21 therein. Inside the lower tank 6, a semicircular recess 23 is formed substantially at the center of the bottom surface 22 so as to match the height of the water tap 10. The bottom surface 22 is slightly inclined downward toward the recess 23, so that the purified water 21 in the lower tank 6 flows all to the center, is collected in the recess 23, and can be taken out through the water tap 10. I have.
[0014]
In the lower tank 6, a lower drain passage 24 is integrally formed at one corner opposite to the side to which the water intake pipe 12 is connected. The lower drain passage 24 extends vertically over substantially the entire height of the lower tank 6, and its upper end 25 is opened at a position slightly lower than the upper end of the lower tank 6. It penetrates the hole 27. The drainage hole 27 is connected to a drainage pipe 28 whose tip is opened toward the inside of the sink 2.
[0015]
The upper tank 7 has a box-like shape in which the entire upper surface is opened, having substantially the same planar shape as the lower tank 6 as a whole, for storing the raw water 29 therein. At the upper end of the lower tank 6, a narrow groove 30 is formed along the entire circumference, and at the lower end of the upper tank 7, a ridge 31 having a position, a shape and dimensions corresponding to the narrow groove 30 is formed along the entire circumference. And a protruding wall 32 is formed on the inner side. The upper tank 7 is positioned on the lower tank 6 by fitting the protruding wall 32 along the inside of the inner peripheral surface of the lower tank 6 and fitting the protruding ridge 31 into the narrow groove 30 of the lower tank 6. Fixed.
[0016]
In the inside of the upper tank 7, a mounting hole 35 for a filter cartridge 34 is formed on the bottom surface 33 at a position on the right side in the drawing in this embodiment. The filter cartridge 34 of the present embodiment is of a natural flow-down type having a substantially cylindrical shape, and is provided with, for example, a desalting material layer, an activated carbon layer, an activated layer, and the like. Filter and purify while draining through the lower opening. However, the filter cartridge 34 is not limited to this, and may be basically any type as long as it is a natural flow type.
[0017]
The filter cartridge 34 is removably mounted in the mounting hole 35 so that the upper end opening thereof is located at the same level as or lower than the upper edge of the mounting hole 35. Further, inside the upper tank 7, the bottom surface 33 is slightly inclined downward toward the mounting hole 35. Therefore, the entire raw water 29 in the upper tank 7 is collected in the mounting hole 35, filtered and purified through the filter cartridge 34, and stored in the lower tank 6.
[0018]
Further, inside the upper tank 7, an upper drain passage 36 is integrally formed at a corner corresponding to the lower drain passage 24 of the lower tank 6. The upper end 37 of the upper drainage passage 36 is open at substantially the same height as the raw water intake 38 provided on the opposite side wall. Therefore, when the amount of the raw water 29 in the upper tank 7 exceeds the height of the upper end opening 37 indicated by the imaginary line L1 in the drawing, the raw water 29 is discharged from the upper drain passage 36.
[0019]
At the lower end of the upper drain passage 36, a connecting portion 39 with the lower drain passage 24 is provided so as to protrude into the lower tank 6. 5, the outer diameter of the connecting portion 39 is slightly smaller than the inner diameter of the lower drain passage 24. When the upper tank 7 is placed on the lower tank 6, the distal end thereof is connected to the lower drain passage. 24, it is gently inserted from its upper end opening 25 by a small length. Further, a notch 40 having a diameter of about 1/4 in the circumferential direction is formed in the connecting portion 39 from a tip thereof to a position slightly higher than the upper end opening 25 of the lower drain passage 24.
[0020]
Accordingly, the upper drain passage 36 and the lower drain passage 24 partially overlap each other at the connecting portion 39, and a gap is formed by the notch 40 so that the upper drain passage 36 partially opens directly into the lower tank 6. . Therefore, the inside of the lower tank 6 is maintained at the atmospheric pressure even though the upper part thereof is closed by the upper tank 7, so that the purified water 21 can be discharged from the water tap 10 without difficulty, and the purified water can be purified. When the amount of the water 21 exceeds the height of the upper end opening 25 indicated by the imaginary line L1 in the figure, the water 21 is discharged from the lower drain passage 24 through the notch 40.
[0021]
The lid 8 is provided with auxiliary fixing means for the water purification device 1. This auxiliary fixing means is composed of a known suction plate 42, which is the same as the suction plate 16 of the base 5, a fixing tool 43, and a hook 44 projecting from the rear edge of the lid 8. The suction disk 42 is sucked on the smooth surface of the wall 4, the central projection 45 is inserted into the slit 46 of the fixing tool 43 and integrated, and the hook 47 at the lower end of the fixing tool 43 is engaged with the engaging hole (not shown) of the hook 44. To prevent the water purification device 1 from easily falling down to the sink 2 due to an earthquake or the like.
[0022]
Although the preferred embodiment of the present invention has been described in detail above, the water purification device of the present invention is not limited to the above-described embodiment, and may be implemented with various modifications and changes within the technical scope thereof. it can. For example, in the above embodiment, the notch is provided in the connecting portion 39 of the upper drain passage 36, but the same effect can be obtained by forming a similar notch in the upper end opening 25 of the lower drain passage 24. .
[Brief description of the drawings]
FIG. 1 is a front view showing a preferred embodiment of a water purification apparatus according to the present invention, which is installed on an edge of a sink.
FIG. 2 is a side view of the water purification device of FIG.
FIG. 3 is a sectional view of the water purification device taken along line III-III in FIG. 2;
FIG. 4 is a sectional view of the water purification device taken along the line IV-IV in FIG. 1;
FIG. 5 is a partially enlarged view showing a connection portion between a first drain passage of the upper tank and a second drain passage of the lower tank in FIG. 2;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Water purifier, 2 ... Sink, 3 ... Edge, 4 ... Wall, 5 ... Base, 6 ... Lower tank, 7 ... Upper tank, 8 ... Lid, 10 ... Water tap, 21 ... Purified water, 24 ... Lower drainage Passageway, 29 ... Raw water, 34 ... Filter cartridge, 36 ... Upper drainage passage, 39 ... Connection, 40 ... Notch

Claims (3)

A base, disposed on the base, having a water faucet, in the form of a box having an open top, and a lower tank for containing purified water therein; and An upper tank arranged to close the open upper part, forming a box shape with the entire upper part opened, and containing raw water therein, a filter cartridge mounted on the upper tank, A lid for closing the open upper portion of the upper tank, wherein the raw water contained in the upper tank is purified by the gravity, passes through the filter cartridge, and flows into the lower tank. And
The upper tank has an upper drainage passage whose upper end opens at a predetermined height in the upper tank, and the lower tank has an upper end opening at a predetermined height in the lower tank. A drainage passage is provided, and a connection portion of the lower end of the upper drainage passage is gently inserted into the upper end opening of the lower drainage passage, and a notch is formed at a tip of the connection portion or the upper end of the lower drainage passage. Wherein a gap is formed between the notch and the upper end of the lower drain passage or the tip of the connecting portion, the gap being directly opened in the lower tank. 2. The water purification device according to claim 1, wherein the base has a leg fixedly provided on a front side thereof, and a leg provided on a rear side thereof so as to be adjustable in length. 3. The said upper tank is connected to the external water supply source, The water purifier of Claim 1 or 2 characterized by the above-mentioned.

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