JPH10216428A - Bath water intake unit for circulating purifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a filter casing from falling off from an intake port by heat deformation. SOLUTION: This unit is provided with an intake port body 3c fitted to the inner wall surface of a bathtub, a filter casing 3a freely attachably and detachably fitted to the intake port body 3c and having intake holes 3f for intaking bath water into the bathtub, and a filter 3d freely attachably and detachably fitted to the filter casing 3a and for removing dirt in the bath water. Furthermore, the filter casing 3a is provided with an elastically deformable engaging member 7, and the intake port body 3c is provided with a part to be engaged with 7a having a groove dissociatably engaged with the engaging member 7.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bath water suction unit of a circulating purification device which is installed on a wall surface in a bath tub, sucks bath water in the bath tub, and supplies it to the circulating purification device body.

[0002]

2. Description of the Related Art Hitherto, a circulation purifying apparatus has been developed which purifies bath water while circulating bath water in a bathtub. The circulating purification device is used by installing a device body having a built-in pump and a purification tank therein in the vicinity of a bathtub, and further disposing tips of a water supply hose and a drainage hose connected to the pump in the bathtub body. You. Then, by driving the pump, the water supply hose purifies the bath water sucked from the inside of the bathtub by the purification tank in the apparatus main body, and further returns the inside of the bathtub from the drainage hose to purify the bath water while circulating the bath water. Is what you do. Further, a bath water suction unit is attached to the end of the water supply hose disposed in the bathtub, and a sponge-like filter for removing dust and the like in the bath water is provided in a flow path in the unit. ing. In order to make the filter detachable, a filter casing is detachably attached to the unit. The filter casing is mounted by fitting to the unit main body using contact resistance between the inner wall and the outer wall of the unit main body and the filter casing.

[0003]

However, in the above-mentioned conventional bath water suction unit, heating and heating in the bathtub are not possible.
Thermal deformation that expands due to the heat of the kept bath water occurs,
For this reason, there is a problem that the filter casing may fall off from the suction port of the unit body.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and has as its object to provide a bath water suction unit of a circulating purification apparatus for preventing a filter casing from falling off from a unit body. Things.

[0005]

In order to achieve this object, a bath water suction unit of a circulation purifying apparatus according to the present invention has a unit body attached to an inner wall surface of a bathtub, and the unit body. A filter casing having a suction hole for detachably attaching to the bath water for sucking bath water in the bathtub, and a filter detachably attached to the filter casing for removing dust in the bath water. In particular,
Either the filter casing or the unit main body is provided with an elastically deformable engaging member, and the other is provided with an engaged portion which is detachably engaged with the engaging member. Therefore, the elastically deformable engaging member provided on one of the filter casing and the unit main body and the engaged portion provided on the other are releasably engaged with each other. And the filter casing can be easily removed from the unit body.

According to a second aspect of the present invention, in the bath water suction unit of the circulation purifying apparatus, the elastically deformable engaging member is formed so as to protrude toward the unit body in the filter casing, and further includes the filter. An engagement protrusion protruding outward from the casing and a filter pressing protrusion protruding inward are provided. Therefore, the elastically deformable engaging member formed on the filter casing engages with the engaged portion provided on the unit body side at the engaging protrusion. On the other hand, the filter holding projections fix and hold the filter.

According to a third aspect of the present invention, in the bath water suction unit of the circulating purification apparatus, the elastically deformable engaging member is divided by a cut formed in a direction of attachment to the unit main body, and is divided. Further, the engaging projection is provided on one side, and the filter holding projection is provided on the other side. Therefore, when the filter casing is formed by injection molding, the mold can be removed without using a mold slide mechanism.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of a bath water suction unit of a circulating purification apparatus according to the present invention will be described below with reference to the drawings.

FIG. 1 is a schematic configuration diagram for explaining the configuration of the circulation purification apparatus according to the first embodiment. The circulating purification device converts bath water stored in the bathtub 1 and contaminated with time,
It is installed outside the bathtub 1 and performs purification while circulating a pump.

As shown in FIG. 1, the circulating purification apparatus according to the present embodiment includes an apparatus main body 6 installed outside the bathtub 1, a water supply / drainage unit 3 installed on a wall surface inside the bathtub, and the apparatus main body. 6 comprises a water supply hose 4 and a drainage hose 5 which are connected to the water supply / drainage unit 3. still,
The water supply / drainage unit 3 constitutes a bath water suction unit of the circulation purification apparatus of the present invention.

As shown in FIG. 1, the apparatus body 6 includes a bathtub 1.
Pump 8 for pumping and circulating bath water through a water supply hose 4, a purification tank 9 for purifying organic substances and other pollutants contained in the bath water by adsorption, decomposition, filtration, etc., and keeping the circulating bath water warm and heated Heating tank 10
And a flow channel 60 for communicating these components.

The water supply / drainage unit 3 has a function of sucking bath water in the bathtub 1 and supplying the water to the apparatus main body 6 side.
It is a unit member having a function of draining bath water purified in the bathtub 1 side.

The water supply / drainage unit 3 has a unit body 30 attached to the wall surface of the bathtub 1 by a suction cup or the like, a suction hole for sucking bath water, and a filter 3d.
And a filter casing 3a for accommodating the same.

A discharge port 3b for returning bath water purified in the apparatus main body 6 to the bathtub 1 is provided at an upper portion of the unit main body 30.
The lower portion is provided with a suction port main body 3c for mounting the filter casing 3a, and the bottom portion is provided with an engaging member 7 for engaging with the filter casing 3a.

In the unit body 30, the bathtub 1
A water supply hose 4 for supplying the bath water therein to the apparatus main body 6 is connected to the suction port main body 3c, and a drain hose 5 for discharging the purified bath water in the apparatus main body 6 to the bathtub 1 is connected to the discharge port 3.
b.

The filter casing 3a is a box-shaped member provided with an opening on the side mounted on the suction port main body 3c. At the bottom, an engaged portion 7a having a groove that is releasably engaged with the engaging projection 27 at the distal end of the engaging member 7 provided on the suction port main body 3c is formed, and a bathing part is formed at the lower side surface. A suction hole 3f for sucking water is formed. A filter 3d made of a sponge or the like is removably housed inside, and is configured to collect and remove large dust, hair, and other foreign substances mixed in the bath water.

Next, the operation of each component of the above-described circulation purification device will be described.

In FIG. 1, bath water pumped up from a suction hole 3f of a filter casing 3a by a circulation pump 8 is collected and removed by a filter 3d to remove large foreign matters, hair, lint, and other foreign substances. Water is supplied from the main body 3c through the water supply hose 4 into the apparatus main body 6. Next, the bath water is purified in a purification tank 9 in the apparatus main body 6, and further kept in a heating tank 10, and then drained from a discharge port 3 b into the bath tub 1 through a drain hose 5. By repeating such an operation, the bath water in the bathtub 1 is circulated and purified.

Here, by continuously operating the circulating purification device, the collected dust, hair, lint, and the like accumulate in the filter 3d and clogging occurs. Therefore,
The elastically deformable engaging member 7 formed on the suction port main body 3c is deformed by hand to change the engaging protrusion 27 to the engaged portion 7a.
After removing the filter 3d together with the filter casing 3a, the filter 3d is cleaned. At this time, the amount of deformation of the engaging member 7 due to elastic deformation is greater than the amount of deformation due to thermal deformation that expands due to the heat of the bath water. It can be prevented from dropping from the suction port main body 3c due to thermal deformation.

Next, various embodiments in which various modifications are made to the first embodiment will be described below. still,
Since the schematic configuration of the entire circulating purification device is the same as that of the first embodiment, the description thereof will be omitted, and only the configuration of the water supply / drainage unit 3 will be described.

First, a water supply / drainage unit 3 according to a second embodiment of the present invention will be described with reference to FIG.

FIG. 4 shows the configuration of the water supply / drainage unit 3 according to the second embodiment. In the first embodiment,
Although the engagement member is provided on the unit body 30 side and the engaged portion is provided on the filter casing 3a side,
In the present embodiment, an elastically deformable engaging member 11 is provided on the filter casing 3a side, an engaging protrusion 21 is formed on the outer wall side of the distal end portion of the engaging member 11, and the engaging member 11 is formed on the suction port main body 3c side. A configuration is provided in which an engaged portion 11a having a groove (not shown) that is detachably engaged with the engagement protrusion 21 is provided.

Here, when cleaning the filter 3d, the filter casing 3 is moved from the suction port main body 3c.
a is removed together with the filter 3d. At this time, the elastically deformable engaging member 11 is deformed by the force of grasping the filter casing 3a, and the engaging protrusion 21 is moved to the engaged portion 11a.
, The filter casing 3a can be easily removed with one hand without pressing the suction port main body 3c with the other hand.

Next, the configuration of a water supply / drainage unit 3 according to a third embodiment of the present invention will be described with reference to FIG.

FIG. 5 shows the configuration of the water supply / drainage unit 3 according to the third embodiment. The present embodiment has a configuration in which an engaging member is provided on the filter casing 3a side similarly to the second embodiment, and as shown in FIG. The suction port main body 3c is provided with an engaged portion 12a having a groove (not shown) which is releasably engaged with the engaging member 12.

The elastically deformable engaging member 12
On the outer wall side, an engagement projection 13 that engages with the groove is formed, and on the inner wall side, a filter holding projection 14 is formed.

Here, when cleaning the filter 3d, the filter casing 3 is moved from the suction port main body 3c.
a is removed together with the filter 3d. At this time, the elastically deformable engaging member 12 is deformed by the force of grasping the filter casing 3a, and the engaging protrusion 13 is released from the groove of the engaged portion 12a. Therefore, the suction port main body 3c is pressed with the other hand. In addition, the filter casing 3a can be easily removed with one hand, and the filter holding projections 14 hold the filter 3d. Therefore, the filter 3d can be removed with the filter 3d incorporated in the filter casing 3a.

Next, the configuration of a water supply / drainage unit 3 according to a fourth embodiment of the present invention will be described with reference to FIG. This embodiment has a configuration in which an engaging member is provided on the filter casing 3a side similarly to the second and third embodiments. As shown in FIG. The engaging member 15 is provided with an engaged portion 15a having a groove that is releasably engaged with the engaging member 15 in the suction port main body 3c.

The elastically deformable engaging member 15
Is vertically divided by a cut 18 formed in a direction parallel to the mounting direction to the suction port main body 3c.
An engaging projection 16 engaging with the groove is provided on one of the divided outer walls, and a filter holding projection 17 is provided on the other inner wall.
Are formed respectively.

By forming the engaging member 15 as described above, when the filter casing 3a is formed by injection molding, the engaging projections 16 and the filter pressing projections 17 move in the direction in which the mold is removed. Because it is formed at a position where it does not overlap, even if an undercut portion is formed by the engaging projection 16 and the filter pressing projection 17, the deformation of the engaging member 15 can be used without using a mold sliding mechanism. The mold can be removed, and the cost of the mold can be reduced.

Here, when cleaning the filter 3d, the filter casing 3 is moved from the suction port main body 3c.
a is removed together with the filter 3d. At this time, the elastically deformable engaging member 15 is deformed by the force of gripping the filter casing 3a, and the engaging protrusion 16 is disengaged from the groove of the engaged portion 15a. Therefore, the suction port main body 3c is pressed with the other hand. In addition, the filter casing 3a can be easily removed with one hand, and the filter holding projections 17 hold the filter 3d. Therefore, the filter 3d can be reliably removed with the filter 3d incorporated in the filter casing 3a.

The present invention is not limited to the embodiment described in detail above, and various changes can be made without departing from the gist of the present invention.

For example, in each of the above embodiments, the structure in which the water supply / drain function is provided in one unit is used. However, the unit having the water supply function and the unit having the water discharge function may be separate units. .

[0034]

As is apparent from the above description, the bath water suction unit of the circulating purification apparatus according to the first aspect of the present invention has a unit body attached to the inner wall surface of the bathtub and a detachable unit attached to and detached from the unit body. It is intended to include a filter casing that is freely attached and has a suction hole for sucking bath water in a bathtub, and a filter that is detachably attached to the filter casing and that removes dust in the bath water. In particular, one of the filter casing and the unit main body is provided with an elastically deformable engaging member, and the other is provided with an engaged portion which is detachably engaged with the engaging member. Therefore, the elastically deformable engaging member provided on one of the filter casing and the unit main body and the engaged portion provided on the other are releasably engaged with each other. And the filter casing can be easily removed from the unit body. Also, even when thermal deformation occurs due to the heat of the bath water, the filter casing does not fall off.

Further, in the bath water suction unit of the circulation purifying apparatus according to claim 2, the elastically deformable engaging member is formed so as to protrude toward the unit main body side in the filter casing, and further includes the filter. An engagement protrusion protruding outward from the casing and a filter pressing protrusion protruding inward are provided. Therefore, the filter casing can be easily attached and detached with one hand, and the filter can be reliably removed together with the filter casing.

According to a third aspect of the present invention, in the bath water suction unit of the circulating purification device, the elastically deformable engaging member is divided by a cut formed in a direction of attachment to the unit main body, and is divided. Further, the engaging projection is provided on one side, and the filter holding projection is provided on the other side. Therefore, when the filter casing is formed by injection molding, the die can be pulled out without using a slide mechanism of the die, so that the die cost can be reduced.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram illustrating an overall configuration of a circulation purification device according to a first embodiment of the present invention.

FIG. 2 is a schematic perspective view showing a state in which the circulation purification device is installed in a bathtub.

FIG. 3 is a perspective view of a water supply / drainage unit according to the first embodiment.

FIG. 4 is a perspective view of a water supply / drainage unit according to a second embodiment.

FIG. 5 is a perspective view of a water supply / drainage unit according to a third embodiment.

FIG. 6 is a perspective view of a water supply / drainage unit according to a fourth embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bathtub 3 Water supply / drainage unit 3a Filter casing 3c Suction port main body 3d Filter 3f Suction hole 7 Engaging member 7a Engaged part 11 Engaging member 11a Engaged part 12 Engaging member 12a Engaged part 13 Engagement projection 14 Filter Pressing projection 15 Engaging member 15a Engaged portion 16 Engaging projection 17 Filter holding projection 18 Notch 21 Engaging projection 27 Engaging projection 30 Unit body

Claims (3)

[Claims] 1. A unit body attached to an inner wall surface of a bathtub, and detachably attached to the unit body.
A bath water suction unit of a circulating purification device including a filter casing having a suction hole for sucking bath water in a bathtub and a filter detachably attached to the filter casing and configured to remove dust in the bath water. A circulation member characterized by comprising an elastically deformable engaging member on one of the filter casing and the unit body, and an engaged portion disengageably engaged with the engaging member on the other. Suction unit of purification device. 2. The filter according to claim 2, wherein the elastically deformable engaging member is formed in the filter casing so as to protrude toward the unit main body, and further includes an engaging protrusion protruding outward from the filter casing and a filter protruding inward. The bath water suction unit of the circulation purification apparatus according to claim 1, further comprising a holding projection. 3. The elastically deformable engaging member is divided by a cut formed in a direction in which the engaging member is attached to the unit main body.
3. The bath water suction unit according to claim 2, wherein the filter holding projections are provided on the other side.