JP2002115292A - Faucet having water purifier, and cartridge for water purifier for use therein - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a faucet, having a water purifier incorporated therein, which is simple in structure, gives neat appearance to a kitchen, etc., facilitates exchange of a cartridge for the water purifier, and ensures switching operation between raw water and purified water. SOLUTION: A base-side opening 22 of a water-purifying cylinder 21 is incorporated into a single body in a faucet main body 11 which forms a combination faucet 10 or the like and has a spout 12, from which water or hot water is spouted. The water-purifying cylinder 21 is linear and cylindrical in shape, so as to enclose the spout 12. Then, the cartridge 30 filled with a water-purifying substance such as activated carbon is housed in the water-purifying cylinder 21, while a gap serving as a water passage 28 is secured therearound. Then, a switching head 40, for switching from raw water fed from the combination faucet 10 or the like to purified water led through the cartridge 30 or vise versa, is detachably attached to another opening 23 of the water-purifying cylinder 21.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water faucet such as a water faucet for mixing hot and cold water or tap water, and more particularly, to a water purifier integrated with the main body of the faucet. It relates to a faucet.

[0002]

[Prior Art] Remove trash etc. in raw water such as tap water,
Various water purifiers have already been proposed to supply mineral water and the like to raw water as needed. As shown in FIG. 11, for example, a conventional water purifier is attached to the end of a faucet, or a separate large-sized water purifier is disposed below a kitchen sink, and the water is purified from the faucet using a switching cock. Is discharged.

[0003] In the purifier shown in Fig. 11, when the faucet is moved and the discharge destination is changed, the purifier comes together with the faucet. Therefore, it is difficult to use the purifier in a small kitchen sink. Sometimes it becomes. On the other hand, if a large water purifier is to be arranged below the sink, it is naturally necessary to provide a corresponding pipe, and it cannot be easily installed. In addition, even if it is the lower side of the sink, there are other drain pipes and the like, so that not only can it not be installed so freely, but also it interferes with other things.

[0004] That is, there have been many points to be improved in the water purifiers that have been conventionally proposed in the following. (Badness due to the individuality of the water purifier) Conventional water purifiers, in their own right, simply add extra water to the faucet that is already in shape, and require separate plumbing work. For example, the kitchen cannot be refreshed. (Replacement of water purifier cartridge) Whether removing garbage or adding minerals,
Eventually clogging of garbage and loss of minerals will occur,
The water purifier must have a structure that allows the cartridge to be replaced, but this cartridge must be replaced correctly. This replacement work is quite troublesome for ordinary people. (Simplification of Cartridge) Since the cartridge used in the water purifier is a consumable item, it must be easily manufactured and the replacement operation must be easy. Therefore, the present inventors have repeated various studies on how to make this type of water purifier easier to use and moreover, in a kitchen or the like where it is often installed, so that it can be refreshed. As a result, the present invention has been completed.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above points to be improved in the water purifier, and the problem to be solved is to solve various problems in the water purifier. To provide a faucet.

That is, an object of the first aspect of the present invention is to clean the kitchen and the like by integrally incorporating a water purifier, and to provide a cartridge for the water purifier. An object of the present invention is to provide a faucet having a water purifier having a water purifier that can be easily replaced and that can reliably perform a switching operation between raw water and purified water with a simple structure.

Another object of the present invention is to provide a water purifier which can achieve the same object as that of the above-mentioned claim 1 and can easily perform positioning at the time of cartridge replacement. It is to provide a water faucet having the same.

Further, the object of the present invention according to claim 3 is to achieve the same object as in claim 1 or claim 2, and to provide "water by magnetic force" as a kind of raw water purification. An object of the present invention is to provide a water faucet having a water purifier capable of performing “activation”.

The object of the invention according to claim 4 is that the invention can be applied to any one of the water taps according to claims 1 to 3, which facilitates replacement, and furthermore, when replacing. It is an object of the present invention to provide a cartridge for a water purifier that can easily perform positioning of the water purifier with a simple configuration.

[0010]

Means for Solving the Problems In order to solve the above problems, first, means according to the first aspect of the present invention will be described with reference numerals used in the description of embodiments described below.

A faucet body 11 having a discharge port 12 from which water or hot and cold water is discharged by forming a hot / water mixing faucet 10 and the like
A cartridge 3 in which a cylindrical and straight water purifier tube 21 surrounding the discharge port 12 is integrally provided at a base end opening 22 and the water purifier tube 21 is filled with a water purification material such as activated carbon.
0 is stored in a state in which a gap that becomes a water passage 28 is secured around the water-mixing faucet 1 at the other end opening 23 of the water purifier tube 21.
A faucet 100 having a water purifier 20, wherein a switching head 40 for switching and discharging raw water from 0 or the like and purified water passed through the cartridge 30 is detachably mounted.

That is, the faucet 100 according to the first aspect.
As shown in FIG. 1, a water / water mixing faucet 10 attached to a top plate 210 of a sink 200 and a faucet main body 11
A water purifier tube 21 attached so as to surround a discharge port 12 formed in the faucet main body 11 at a base end opening 22, a cartridge 30 housed in the water purifier tube 21, and a water purifier tube 21. It comprises a switching head 40 attached to the other end opening 23. In short, a water purifier 20 comprising a water purifier tube 21 and a cartridge 30 housed therein is provided integrally with the hot and cold water mixing faucet 10 and the like. Things.

The faucet 100 is composed of "raw water" sent from the hot-water mixing faucet 10 or the like (normally tap water upstream of water equipment such as a faucet is referred to as raw water. (Which means the original water that has not been used) is kept as raw water when passing through the water passage 28 formed between the water purifier tube 21 and the cartridge 30, and is retained when passing through the inside of the cartridge 30. Is referred to as “purified water”.

Whether the raw water from the discharge port 12 of the hot water mixing faucet 10 or the like is to be kept as “raw water” or “purified water” is selected by the switching lever 46 of the switching head 40. That is, the switching lever 46 on the switching head 40 side is rotated, and the purified water switching valve body 46a rotated by the switching lever 46 is
By disposing at the position shown in FIG. 8A, the discharge of the purified water from the water purification port 42 is stopped. At this time, the raw water switching valve body 46b is at the position shown in FIG. 9A, and the water inside the switching head 40 is purified by the water purifier 20 through the raw water chamber 41a communicating with the water discharge port 43 or the shower port 44. It will communicate with the water passage 28 formed between the barrel 21 and the cartridge 30. That is, the hot and cold mixing faucet 10
The raw water flows into the switching head 40 through the outer periphery of the cartridge 30 and is discharged from the water outlet 43 or the shower port 44 of the switching head 40. At this time, of course, no water flows in the cartridge 30 and the purified water is not discharged from the water purification port 42.

Conversely, when it is desired to discharge purified water from the water purification port 42 of the switching head 40, the switching lever 46 of the switching head 40 is rotated to the opposite side to the above. The purified water switching valve body 46 rotated by this
a is arranged at the position shown in FIG. As a result, the purified water is discharged from the purified water port 42, the raw water switching valve body 46b becomes the position shown in FIG. 9B, and the inside of the switching head 40 communicates with the inside of the cartridge 30. In other words, the raw water from the hot and cold water mixing faucet 10 enters the cartridge 30 and purifies it, and then enters the switching head 40 and is discharged from the water purification port 42. Of course, at this time, the raw water is
It does not pass through the water passage 28 on the side, and is not discharged from the water discharge port 43 or the shower port 44.

It is suggested that the switching lever 46 provided on the switching head 40 be rotated in the discharge direction of the raw water or the purified water so that one of the selected discharges is performed from the switching head 40. Will be. The stoppage of water is performed by the operation lever 14 on the hot and cold water mixing faucet 10 side, and there is a water discharge or water stop operation of the operation lever 14 as a premise of using the main faucet 100.
Of course, by operating the operation lever 14, the temperature of the hot and cold water mixing faucet 10 is adjusted by mixing hot and cold water.

As shown in FIG. 1, the water purifier 20 between the hot and cold water mixing faucet 10 and the switching head 40 has a straight line. It is possible to make the surroundings of the kitchen sink 200 refreshed, and that the faucet shown in FIG. There is no.

The faucet 100 has a water purifier 20 integrated with the front side of the hot and cold mixing faucet 10.
In addition, a water purification port 42, a water discharge port 4
3 or the switching head 40 having the shower port 44, the switching head 40 can be easily removed by rotating the connecting sleeve 41c at the tip of the water purifier tube 21. The replacement of the cartridge 30 constituting the container 20 can be performed very easily.

Further, the switching of the discharge by the switching head 40 has a structure in which the raw water or the like flows straight through the water passage 28 in the water purifier 20 and the cartridge 30, and therefore, is located beyond the straight line. Switching head 4
The switching operation at 0 can be performed simply by slightly extending the hand, and the switching inside can be performed reliably and easily.

Therefore, the faucet 100 according to the first aspect of the present invention can make a kitchen or the like refreshing,
Therefore, the cartridge replacement 30 for zero can be easily performed, and the switching operation between the raw water and the purified water can be reliably performed.

According to a second aspect of the present invention, there is provided a water faucet according to the first aspect.
0, a positioning hollow projection 45 is formed at the center of the switching head 40 at the base end attached to the water purifier cylinder 21 side, to which the support portion 36 protrudingly formed at the center of the discharge side end of the cartridge 30 is fitted. Thus, the positioning hollow projection 45 is communicated with the water purification port 42 ".

That is, the faucet 100 of the second aspect is
The support part 3 is attached to the cartridge 30 constituting the water purifier 20.
6 and the supporting portion 36 is provided with the water purifier tube 21.
When the switching head 40 is attached to the end of the cartridge 30, the switching head 40 is fitted inside or outside with the positioning hollow projection 45 formed on the switching head 40. In the water purifier tube 21 can be automatically performed.

Therefore, the faucet 100 of the second aspect has the same function as that of the first aspect, and can easily perform positioning when the cartridge 30 is replaced.

Further, the means adopted by the invention according to claim 3 relates to the faucet 100 according to claim 1 or claim 2, wherein "the inside of the cartridge 30 and the outside of the cartridge 30 are provided at the bottom of the water purifier tube 21". At the same time, a diversion plate 25 for dividing the raw water coming out of the discharge port 12 is arranged,
A magnet 27 for activating the raw water is provided on the flow dividing plate 25 ".

That is, the faucet 100 of the third aspect is
As shown in FIGS. 2 and 3, at the bottom of a water purifier tube 21 constituting the water purifier 20, first, the raw water coming out of the discharge port 12 is divided into the cartridge 30 and the outside of the cartridge 30. A shunt plate 25 is arranged, and the shunt plate 2
5 is provided with a magnet 27 for activating raw water.

As shown in FIG. 3, the flow dividing plate 25 is integrally incorporated into the bottom of the water purifier tube 21 so as to face the discharge port 12 on the hot and cold water mixing faucet 10 side. Around the center of the flow dividing plate 25, a water passage 26a for supplying raw water immediately inside the water purifier tube 21 is formed.
At the center of the flow dividing plate 25, a water passage 26b for supplying raw water into a cartridge 30 described later is formed, and a magnet 27 is provided between the water passage 26b and the water passage 26a. Is installed.

Therefore, the water faucet 100 according to claim 3 is provided.
In addition to exhibiting the same function as the above-mentioned claim 1 or claim 2, when raw water passes through the water inlet 26a or the water inlet 26b formed in the flow dividing plate 25, these water inlets 26b and 26a "Activation of water by magnetic force" as a kind of purification of raw water is performed by the magnet 27 attached between the two.

[0028] In order to solve the above-mentioned problem, a means adopted by the invention according to claim 4 is that "the water-mixing faucet 10 or the like surrounds the discharge port 12 of the hot-water mixing faucet 10 or the like. Water purifier tube 2 integrated with stopper body 11 at base end opening 22
1, a purification head such as activated carbon is stored therein with a diameter slightly smaller than the inner diameter of the water purifier tube 21 and a switching head 40 attached to the other end opening 23 of the purifier tube 21.
A cartridge 30 "for the water purifier 20 characterized by having a support portion to which the positioning hollow projection 45 provided on the side is fitted.

That is, the cartridge 30 according to the fourth aspect is applied to the faucet 100 according to any one of the first to third aspects described above, and as shown in FIG. A granular activated carbon layer 34 and a ceramic layer 35 are linearly accommodated in an outer cylinder 31. The cartridge 30 has a support portion 36 formed on the distal end side of the outer cylinder 31 to be supported by the positioning hollow projection 45 on the switching head 40 side.

The support portion 36 provided on the cartridge 30
Is fitted inside or outside the positioning hollow projection 45 on the switching head 40 side. When both are fitted, the cartridge 30 and the switching head 40 are integrated with each other. Become.

Therefore, if the switching head 40 is detached from the tip of the water purifier tube 21 and pulled out, the cartridge 30 according to the fourth aspect is pulled out of the water purifier tube 21 integrally with the switching head 40. , Can be easily taken out from the water purifier tube 21. Conversely, inserting a new cartridge 30 into the water purifier tube 21
Not only can they be easily formed because they are linear, but also when the switching head 40 is attached to the tip of the water purifier tube 21, the support portion 36 is fitted into the positioning hollow projection 45 of the switching head 40. That is, positioning is performed. That is, the exchange of the cartridge 30 can be performed very easily, and the positioning in the water purifier cylinder 21 can be automatically performed.

[0032]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a water faucet according to an embodiment of the present invention;
Since the invention substantially includes each of the above-described inventions, the following description will focus on the faucet 100 of this embodiment.

FIG. 1 shows a faucet 100 according to the present invention.
Is attached to a sink 200 installed in the kitchen, and the faucet 100 is attached to the top plate 21 of the sink 200.
A hot and cold mixing faucet 10 that will be directly attached to
A water purifier tube 21 integrated with the front surface of the faucet main body 11 of the hot and cold water mixing faucet 10, and a cartridge 30 housed therein.
And a switching head 40 attached to the distal end of a water purifier tube 21 constituting the water purifier 20.

The hot and cold water mixing faucet 10 in this embodiment is connected to two water supply or hot water supply pipes 13 which are piped to the lower side of the top plate 210 as shown in FIG. Although it is literally to mix hot and cold water and send it out to the water purifier 20 side, it may be a faucet simply to stop and discharge tap water. . The spouting and stopping of water and the adjustment of the hot water temperature in the hot and cold water mixing faucet 10 are performed by the operation lever 14 shown in FIG. 2 as usual.

A faucet as shown in FIG. 11 is usually attached to a faucet body 11 of the hot / water mixing faucet 10 at a discharge port 12 formed in the faucet body 11. In the faucet 100, a water purifier tube 21 is formed integrally with the faucet body 11 so as to surround the discharge port 12 with a base end opening 22. This water purifier tube 21 is
It is a completely cylindrical one and formed as a straight one obliquely upward from the faucet body 11.

As shown in FIG. 2 or FIG. 3, at the inner bottom side of the water purifier tube 21, the discharge port 1 on the hot water mixing faucet 10 side is provided.
A flow dividing plate 25 that faces the water purification device 2 is integrally incorporated.
A water inlet 26a for supplying raw water is formed immediately inside the first water supply port. At the center of the flow dividing plate 25, a water passage 26b for supplying raw water into a cartridge 30 described later is formed, and a magnet 27 is provided between the water passage 26b and the water passage 26a. Is installed.
Further, on the outer peripheral surface of the other end opening 23 of the water purifier tube 21, an attachment screw 24 for attaching a switching head 40 described later is formed.

The hot and cold water mixing faucet 1 is formed by the water purifier tube 21 as described above and the cartridge 30 housed therein.
The water purifier 20 is integrated with the water purifier 20. In particular, since the cartridge 30 is a consumable item, the cartridge 30 has a linear shape that can be easily stored in the water purifier tube 21. In the case of this embodiment, the cartridge 30 incorporates the granular activated carbon layer 34 and the ceramic layer 35 in the outer cylinder 31. However, the invention is not limited to these, and various cartridges can be employed. It is.

As shown in FIGS. 2 to 4, the cartridge 30 constituting the water purifier 20 has a bottom portion 32 at a lower portion of the outer cylinder 31 in the drawing, and is formed at the center of the bottom portion 32. Raw water is prevented from flowing into the bottom portion 32 except from the water passage hole 32a. A check valve 33 is disposed inside the water passage hole 32a formed in the bottom part 32, as shown in FIG. 3 in particular. To prevent water from flowing back to the flow dividing plate 25 side.

Further, a support portion 36 is integrally formed on the upper end side (the right end portion in FIG. 3) of the outer cylinder 31 forming the cartridge 30.
Discharge port 36a that makes the inside of outer cylinder 31 communicate with the outside
Is formed. The discharge port 36a is formed at the center of the upper end of the cartridge 30 formed in a cylindrical shape. That is, the support portion 36 having the discharge port 36a
When this is arranged at the center of the outer cylinder 31, the outer cylinder 3
1 and a small gap between the water purifier tube 21, that is, the water passage 2
8 is formed, and a flow path of purified water to the switching head 40 side is formed.

As shown in FIGS. 2 and 5, the switching head 40 is screwed to a mounting screw 24 formed at the tip of a water purifier tube 21 constituting the water purifier 20.
The raw water that has passed through the zero water passage 28 is discharged from the water outlet 43 or the shower port 44 formed on the lower surface of the front end of the head main body 41, or the purified water formed by the cartridge 30 is formed behind the water outlet 43. It is discharged from a certain water purification port 42. These operations, ie, switching, are performed by a switching lever 4 formed on the right side of the head main body 41.
6 can be performed. The raw water is discharged from the water outlet 43 or the shower port 44 formed in the head main body 41, and the switching is performed by a shower switching knob 47 provided on the front of the head main body 41. is there.

Each of the passages and the rooms as shown in FIGS. 5 to 7 is formed in the head body 41 of the switching head 40 so that the above selection can be switched. The relationship between these passages and the like will be described below in the order of purified water and raw water flow.

First, as shown in FIG.
On the right side of FIG. 1 (on the left side in FIG. 2), a positioning hollow projection 45 is integrally formed at the center thereof, and a cylindrical hollow projection is formed around the positioning hollow projection 45 via a raw water chamber 41a. There is a wall around and outside this wall,
The connecting sleeve 41c is assembled in a rotatable and locked state. The connecting sleeve 41c is screwed to a mounting screw 24 formed on the outer periphery of the distal end of the water purifier tube 21 constituting the water purifier 20, and after the screwing, the switching head 40 is connected to the water purifier tube 21. Is firmly attached to the other end opening 23 of the main body.

When the switching head 40 is connected to the water purifier tube 21, the support portion 36 of the cartridge 30 is fitted inside or outside of the positioning hollow projection 45. The positioning with respect to the inside of the water purifier tube 21 is automatically performed, and the inside of the cartridge 30 communicates with the water purification chamber 41 b in the positioning hollow projection 45. The water purification chamber 41b formed on the positioning hollow projection 45 is
As shown in FIGS. 5 and 7, the switching chamber 4 in which the switching body 46b rotated by the switching lever 46 is stored.
The inside of the positioning hollow projection 45 communicates with the water purification port 42 via the switching chamber 46c.

In the switching chamber 46c between the head body 41 and the water purifying port 42, as shown in FIGS. 5 and 7, a purified water switching valve 46a is disposed.
Numeral 6a rotates in the switching chamber 46c by operating the switching lever 46. If this water purification switching valve body 46a is at the position shown in FIG. 5 and FIG. 8B, the positioning hollow projection 45 and the water purification port 42 will communicate with each other. As shown in FIG. 7 and FIG. 9 (b), it is shut off by the raw water switching valve body 46b. For this reason, the hot and cold water formed on the hot and cold water mixing faucet 10 side is purified through the inside of the cartridge 30 and is discharged from the water purification port 42 through the positioning hollow protrusion 45 supporting the cartridge 30. is there. Of course, when the purified water switching valve body 46a reaches the position shown in FIG. 8A, the discharge of the purified water from the water purification port 42 is stopped.

In the water purifying port 42 of the present embodiment, as shown in FIG. 6, a check valve 42a is housed. At the tip of the check valve 42a, the purified water to be discharged is rectified. The wire mesh 42b is stored. This water purifier 42
May be connected with a hose (not shown), and when pressure is applied from an external device (not shown) connected to the hose, the purified water coming out of the water purification port 42 becomes sewage and becomes a dirty water inside the switching head 40. The above-described check valve 42a prevents the backflow.

Now, regarding the flow of raw water,
A raw water chamber 41a is formed around the outer periphery of the positioning hollow projection 45 as shown in FIGS. 5 and 7, and the raw water chamber 41a constitutes the water purifier 20 as shown in FIG. It communicates with a water passage 28 formed between the water purifier tube 21 and the cartridge 30. The other end of the raw water chamber 41a is connected to the switching chamber 46 as shown in FIG.
It is partially communicated with c. This switching room 4
As shown in FIG. 7, a raw water switching valve body 46b is provided in the switching main body 46d disposed in the inside of the raw water switching valve body 6d, and the raw water switching valve body 46b is located at the position shown in FIG. If
The raw water chamber 41a communicates with the water discharge port 43 or the shower port 44, and the water purification side passage is shut off by the water purification switching valve body 46a as shown in FIG. Become. For this reason, the hot and cold water formed on the hot and cold water mixing faucet 10 side passes through the raw water chamber 41 a from the water passage 28, and the raw water is discharged from the water discharge port 43 or the shower port 44. Of course, when the raw water switching valve body 46b is not at the position shown in FIG. 9B by the switching lever 46, the discharge of the raw water from the water discharge port 43 or the shower port 44 is stopped.

In the embodiment, the raw water is discharged from the spout 4
3 or the shower port 44, and the switching is performed by the shower switching knob 47 also shown in FIG. That is, the spherical switching valve 47a is moved by the shower switching knob 47. When the switching valve 47a is at the position shown in FIG. 10A, the raw water is discharged from the water discharge port 43. Will be
When it reaches the position shown in FIG. 10B, it is discharged from the shower port 44.

[0048]

As described in detail above, first, in the invention according to claim 1, as exemplified in the above embodiment,
A water purifier main body 11 having a discharge port 12 from which water or hot water is discharged by forming a hot water mixing faucet 10 or the like is provided with a cylindrical and straight water purifier cylinder 21 surrounding the discharge port 12 at a base end opening. 22
The cartridge 30 in which water purification material such as activated carbon is packed in the water purifier tube 21 is housed in a state where a gap to be a water passage 28 is secured around the water purifier tube 21. A switching head 40 for switching and discharging between raw water from the hot and cold water mixing faucet 10 and purified water that has passed through the cartridge 30 is detachably attached to the end opening 23. The water faucet body 11 having a discharge port 12 through which the water is discharged is integrally provided with a cylindrical and straight water purifier cylinder 21 surrounding the discharge port 12 at a base end opening 22. A cartridge 30 filled with water purification material such as activated carbon is placed around the water passage 2.
And a switching head 40 for switching and discharging between the raw water from the hot and cold water mixing faucet 10 and the purified water that has passed through the cartridge 30 is attached to and detached from the other end opening 23 of the water purifier tube 21. The faucet 100 having the water purifier 20 which is freely mounted has a feature in its configuration, whereby the water purifier 20 is integrated into the faucet so that the kitchen or the like is refreshed. The replacement of the cartridge 30 for the water purifier 20 can be easily performed, and the switching operation between the raw water and the purified water can be reliably performed.

That is, the faucet 100 according to claim 1
According to the water purifier 2 comprising the water purifier tube 21 and the cartridge 30
Since 0 is integrated, no special piping for the water purifier 20 is required at all, and as shown in FIG.
The kitchen can be refreshed. If the switching head 40 is connected to the water purifier tube 21 after the cartridge 30 is removed and replaced, the correct positioning of the cartridge 30 with respect to the water purifier tube 21 is automatically performed, and the replacement operation of the cartridge 30 can be performed easily and accurately. It can be carried out. The consumable cartridge 30 can have a simple structure, and therefore can be easily replaced. Such an effect can be exhibited.

The water faucet 100 is formed so as to protrude from the center of the switching head 40 on the base end side attached to the water purifier cylinder 21 side and on the center of the discharge side end of the cartridge 30. In the case where the positioning hollow projection 45 into which the supporting portion 36 is fitted is formed, and the positioning hollow projection 45 is communicated with the water purification port 42,
In addition to exhibiting the same effect as 0, cartridge 3 after replacement
Positioning in the water purifier tube 21 of 0 can be automatically performed.

Further, in the water tap 100 according to the third aspect, the water tap 100 according to the first or the second aspect is described as follows: “At the bottom of the water purifier tube 21, inside the cartridge 30 and outside the cartridge 30; Distributing plate 25 for diverting the raw water coming out of discharge port 12 and disposing a magnet 27 for activating the raw water are provided on the dividing plate 25 ". In addition to the above, the same effects as those of claim 1 or claim 2 can be exerted, and the magnet 27 attached between the water inlet 26b and the water inlet 26a allows the magnet 27 to be used as a type of raw water purification. "Activation of water" can be performed.

In the invention according to claim 4,
"The water purifier is housed in a water purifier tube 21 integrated with a water faucet main body 11 such as the hot and cold water mixing faucet 10 at a base end opening 22 so as to surround the discharge port 12 of the hot water mixing faucet 10 and the like. Cylinder 2
1, a purifying material such as activated carbon is housed therein with a diameter slightly smaller than the inner diameter of the inside, and a positioning hollow projection 45 provided on the switching head 40 side attached to the other end opening 23 of the purifier cylinder 21.
Has a supporting portion to which the water faucet is fitted ", whereby it can be applied to any one of the water taps 100 according to claims 1 to 3, and can be replaced. The cartridge 30 for the water purifier can be provided with a simple configuration, which can easily perform the replacement, and can easily perform the positioning at the time of replacement.

[Brief description of the drawings]

FIG. 1 is a perspective view of a sink to which a faucet according to the present invention is attached.

FIG. 2 is a vertical sectional view of the faucet.

FIG. 3 is a partially enlarged sectional view of the faucet.

FIG. 4 is an enlarged sectional view of a cartridge constituting the faucet.

FIG. 5 is an enlarged sectional view of a switching head constituting the faucet.

FIG. 6 is an enlarged cross-sectional view of a water purification port formed in the switching head.

FIG. 7 is a partial sectional view taken along line 1-1 in FIG. 5;

8 shows the operation of the purified water switching valve body used in the water faucet, taken along line 3-3 in FIG. 7, wherein (a) shows the state when the purified water is stopped and (b) shows the state. It is a partial expanded sectional view showing the state at the time of discharging purified water from a water purification opening.

FIG. 9 is a view showing the operation of the raw water switching valve element used in the water faucet, taken along line 2-2 in FIG. 7, and FIG. b) is a partially enlarged cross-sectional view showing a state when water is stopped.

FIGS. 10A and 10B show a state in which a water outlet or a shower port is switched by a shower switching knob, wherein FIG. 10A shows a state in which water can flow from the water outlet and FIG. It is an enlarged plan view of a valve seat.

FIG. 11 is a perspective view showing a conventional water purifier.

[Explanation of symbols]

 REFERENCE SIGNS LIST 100 water faucet 10 hot and cold water faucet 11 faucet main body 12 discharge port 13 water supply or hot water supply pipe 14 operation lever 20 water purifier 21 water purifier tube 22 base end opening 23 other end opening 24 mounting screw 25 split plate 26a water passage 26b water passage 27 magnet 28 water passage 30 cartridge 31 outer cylinder 32 bottom 32a water passage hole 33 check valve 34 granular activated carbon layer 35 ceramic layer 36 support 36a discharge port 40 switching head 41 head main body 41a raw water chamber 41b water purification chamber 41c connection sleeve 42 water purification Port 42a Backflow prevention valve 42b Wire mesh 43 Water outlet 44 Shower port 45 Positioning hollow protrusion 46 Switching lever 46a Purified water switching valve body 46b Raw water switching valve body 46c Switching chamber 46d Switching body 47 Shower switching knob 47a Switching valve 200 Sink 210 Top plate

Continued on the front page F term (reference) 2D060 BB01 BC12 CB03 CD09 3H067 AA21 CC32 CC34 CC54 DD24 ED04 FF02 GG13 4D024 AA02 BA01 BA02 BB01 BC01 CA04 CA05 CA07 CA13 DB03 DB11 4D061 DA03 DB20 EA18 EC01 EC10 EC0 FA06 B13 B04 BJ15 BK05

Claims (4)

[Claims] 1. A water faucet main body having a discharge port from which water or hot water is discharged, which constitutes a hot water mixing faucet or the like, is provided with a cylindrical and straight water purifier cylinder surrounding the discharge port at a base end opening. In the water purifier tube, a cartridge filled with water purification material such as activated carbon is housed in a state where a gap serving as a water passage is secured around the water purifier tube, and at the other end opening of the water purifier tube. A water faucet having a water purifier, wherein a switching head for switching and discharging raw water from the hot and cold water mixing faucet and the purified water passed through the cartridge is detachably mounted. 2. A positioning hollow projection is formed at a center of a base end of the switching head, which is attached to the water purifier tube side, to which a support formed at a center of a discharge end of the cartridge is fitted. The water tap having a water purifier according to claim 1, wherein the positioning hollow projection is communicated with a water purification port. 3. A diversion plate for diverting raw water coming out of said discharge port is provided at the bottom of said water purifier tube inside said cartridge and outside of said cartridge. The faucet having a water purifier according to claim 1, further comprising a magnet for performing water purification. 4. A water purifier body which is integrated with a water faucet body such as the hot water faucet at a base end opening so as to surround a discharge port of the hot water faucet and the like. It has a support portion for accommodating a purified substance such as activated carbon therein with a diameter slightly smaller than the inner diameter, and for fitting a positioning hollow projection provided on the switching head side attached to the other end opening of the purifier cylinder. A cartridge for a water purifier, characterized in that: