JPH09285410A - Fitting structure for pump for circulating type bathtub - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide fitting structure for pump for circulating type bathtub with which a pump can be easily and surely fitted to a bathtub on the install job site of the bathtub and further, the maintenance of the pump is facilitated. SOLUTION: This fitting structure is provided with a base 3 having a large opening part 1 and a small opening part 2 and a pump 4 to be fitted to the large opening part 1 of this base 3, and this pump 4 has a suction hole 5 for sucking hot water inside the bathtub and a discharge hole 6 for discharging the sucked hot water. An opening is formed on a bathtub wall 7, the base 3 is fitted to this opening outside the bathtub, the pump 4 is inserted and arranged from the inside of the bathtub to the large opening part 1 of the base 3, the discharge hole 6 of the pump 4 and the small opening part 2 of the base 3 are communicated and connected, and a pipe for discharge is laid and connected from the outside of the bathtub to the small opening part 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a circulating bath pump mounting structure.

[0002]

2. Description of the Related Art A conventional device of this type is shown in FIGS. FIG. 3 is a partially broken sectional view of the conventional example. FIG. 4 is a side view of the conventional example. As shown in FIG. 3, the flange portion 102 of the pump 101 is connected to the bath wall 103.
The pump 101 on the end of the pump 101 by inserting the mounting bolt 105 provided at the end of the pump 101 into the opening 104 of the bath wall 103 from the outside of the bath and screwing the nut 106 from the inside of the bath. It was attached to 103.

[0003]

However, in the conventional example, in order to mount the pump 101 on the bath wall 103, the mounting bolt 10 provided at the end of the pump 101 is used.
Since it is necessary to insert 5 from the outside of the bathtub into the opening 104 of the bathtub wall 103, when the bathroom space is small,
It is difficult to attach the pump 101 to the bath wall 103 after the bath is installed, and as shown in FIG.
When the bathtub is installed after attaching No. 1 to the bathtub wall 103, this is also difficult because the size of the entire bathtub becomes large.

Further, in the conventional example, since the pipe 107 is connected to the pump 101, it must be done after the bath 101 is installed and the pump 101 is attached to the bath wall 103.
Since the pipe 107 could not be connected to the pump 101, it was difficult to connect the pipe 107 to the pump 101 when the bathroom space was small.

Further, when the bathroom space is small, the bathtub wall 10 is used for maintenance of the pump 101 and the like.
It was difficult to remove the pump 101 attached to the No. 3 from the outside of the bathtub, and in such a case, the bathtub had to be removed.

The present invention has been made in view of this point, and it is possible to easily and surely attach the pump to the bathtub at the installation site of the bathtub, and moreover, to install the pump for the circulating bathtub which facilitates maintenance of the pump. It is intended to provide a structure.

[0007]

According to a first aspect of the present invention, there is provided a mounting structure for a circulating bath pump, comprising: a base having a large opening and a small opening; and a mounting on the large opening of the base. The pump has a suction port for sucking hot and cold water in the bathtub, and a discharge port for discharging the sucked hot and cold water, and an opening is formed in the wall of the bathtub. The base is attached, the pump is inserted and arranged from the inside of the bath into the large opening of the base, and the discharge port of the pump and the small opening of the base are connected and communicated to the small opening from the outside of the bath. It is characterized in that the discharge pipe is connected by piping.

According to a second aspect of the present invention, there is provided a mounting structure for a circulating bath pump according to the first aspect, wherein a groove is formed on the outer circumference of the pump along the entire circumference. , Place an O-ring in the groove,
The pump is fitted and arranged in a large opening of the base through a ring.

According to a third aspect of the present invention, there is provided a circulating bath pump mounting structure according to the first or second aspect, wherein the circulating bath pump mounting structure is provided on the inner periphery of the large opening of the base. It is characterized in that a projection extending in the circumferential direction is formed and the projection is brought into contact with the outer circumference of the pump.

According to a fourth aspect of the present invention, there is provided a circulating bath pump mounting structure according to the first aspect, the second aspect or the third aspect.
In the mounting structure for a circulating bath pump as described above, the pump comprises a cover member having a suction port and a hoop body, and the cover member is arranged inside the bath to communicate the suction port of the cover member with the pump body. At the same time, a filter is arranged between the suction port and the pump body.

[0011]

FIG. 1 is a sectional view of a mounting structure for a circulating bath pump according to an embodiment of the present invention. FIG. 2 is an exploded cross-sectional view of a mounting structure of the circulating bath pump according to the same embodiment.

As shown in FIGS. 1 and 2, this circulating bath pump mounting structure has a base 3 having a large opening 1 and a small opening 2, and a large opening of the base 3. 1 has a pump 4 attached thereto, the pump 4 having a suction port 5 for sucking hot and cold water in the bathtub and a discharge port 6 for discharging the sucked hot and cold water, and forming an opening in a bathtub wall 7. Then, the base 3 is attached to the outside of the bath of this opening, and the pump 4 is fitted in the large opening 1 of the base 3 from the inside of the bath, and the discharge port 6 of the pump 4 and the small opening of the base 3 are attached. The discharge pipe 8 is connected to the small opening 2 from the outside of the bathtub while communicating with the portion 2.

The pump 4 is composed of a cover member 12 having a suction port 5 and a hoop body 13. The cover member 12 is arranged inside the bath so that the suction port 5 of the cover member 12 communicates with the pump body 13. In addition, the filter 14 is arranged between the suction port 5 and the pump body 13.

The cover member 12 is the mounting member 1
It is attached to the hoop body 13 by 5. That is, the mounting member 15 is locked to the hoop body 13 while holding the cover member 12 therebetween. With such a structure, at the time of maintenance of the filter 14, by removing the mounting member 15 from the pump body 13, the cover member 12 can be removed from the pump body 13, and the filter 14 can be mounted and removed. Therefore, maintenance of the filter 14 becomes easy.

Further, a groove 9 is formed on the outer circumference of the pump 4 along the entire circumference in the circumferential direction, an O ring 10 is arranged in the groove 9, and the pump 4 is provided with a large opening portion of the base 3 via the O ring 10. 1 is inserted and arranged. In this way, by interposing the O-ring 10 between the pump 4 and the large opening 1 of the base 3, it is possible to prevent water leakage from between the pump 4 and the large opening 1 of the base 3. You can

Further, a projection 11 extending in the circumferential direction is formed on the inner circumference of the large opening 1 of the base 3, and the projection 11 is formed in the pump 4.
Is to be brought into contact with the outer circumference of. The projections 11 may be formed on the inner circumference of the large opening 1 over the entire circumference in the circumferential direction, or may be intermittently formed in the circumferential direction.

A method of using the mounting structure for the circulating bath pump will be described below with reference to FIGS. 1 and 2. First, in the bathtub wall 7, a small opening at the upper part and a large opening at the lower part are communicated with each other to form a square-shaped opening. The small opening 2 of the base 3 is formed in the small opening and the base 3 is formed in the large opening. The base 3 is fitted and arranged in the opening so that the large opening 1 is arranged, the bath wall 7 is penetrated from the inside of the bath, and the fastener 18 such as a screw is inserted into the peripheral portion of the base 3. The base 3 to the bath wall 7
Fixed to.

Then, the pump 4 is fitted into the large opening 1 of the base 3 from the inside of the bath via the O-ring 10 arranged in the groove 9 on the outer circumference, and the outer circumference of the discharge port 6 of the pump 4 is fitted. The discharge opening 6 and the small opening 2 are communicated with each other by being fitted into the inner circumference of the small opening 2 of the base 3.

At this time, the projection 4 formed on the inner circumference of the large opening 1 of the base 3 is brought into contact with the outer circumference of the pump 4, so that the pump 4 fits smoothly into the large opening 1 with less frictional resistance. Since the position where the pump 4 is inserted is not biased with respect to the large opening 1 while being inserted, the O-ring 10 can be uniformly compressed.

As a result, the life of the O-ring 10 can be extended and the large opening 1 of the pump 4 and the base 3 can be extended.
It is possible to more surely prevent water leakage from between.

Further, since the pump 4 is inserted into the large opening 1 of the base 3 from the inside of the bathtub, the pump 4 can be attached after the bathtub is installed at the bathtub installation site even when the bathroom space is small. Therefore, the pump 4 can be easily and reliably attached to the bathtub.

Further, even when the bathroom space is small, when the maintenance of the pump 4 is performed, only the pump 4 inside the bathtub is removed without removing the bathtub.
Since the maintenance can be performed by removing the pump 4, the maintenance of the pump 4 can be easily performed.

Then, the peripheral portion of the pump body 13 is penetrated from the inside of the bathtub, the fastener 19 such as a screw is inserted into the bathtub wall 7, and the pump body 13 is fixed to the bathtub wall 7 to fix the pump 4 Complete the installation.

Since the discharge pipe 8 is connected in advance to the small opening 2 of the base 3 from the outside of the bath, the pump 4
By completing the installation of the
And the discharge pipe 8 are communicated with each other.

As described above, the base 3 can be arranged on the bath wall 7 and the discharge pipe 8 can be connected to the small opening 2 of the base 3 before the bath is installed. That is, since the discharge pipe 8 can be pipe-connected before the pump 4 is attached to the bath wall 7, the discharge pipe 8 can be pipe-connected after the pump 4 is attached to the bath wall 7 even when the bathroom space is small. Since there is no need to do so, the pipe connection of the discharge pipe 8 can be performed easily and reliably.

By the way, when the operation of the pump 4 is started.
Hot water in the bathtub passes through arrow A, arrow B, arrow C, arrow D, and arrow E in FIG. That is, it is sucked from the suction port 5 of the cover member 12, passes through the filter 14, the discharge port 6 and the like, and is discharged from the small opening 2 of the base 3 to the discharge pipe 8.
Sent to

After that, air is taken in by the time it reaches an injection port (not shown) provided at another portion of the bath wall 7, and it is mixed with the air and injected into the bath from the injection port. In this way, the hot water in the bathtub is circulated. The pump 4 has a tubular shape and includes a magnet portion 16 and a coil portion 17.

When the circulating hot water passes through the filter 14, dust, foreign matters, etc. in the hot water are removed, but when it is necessary to clean the filter 14 after a certain period of use, or When it becomes necessary to replace the filter, the maintenance of the filter 14 becomes easy as described above.

[0029]

According to the first aspect of the present invention, there is provided a circulating bath pump mounting structure comprising a base having a large opening and a small opening, and a pump mounted at the large opening of the base. Since the pump is fitted and arranged from the inside of the bathtub into the large opening of the base, the pump can be attached after the bathtub is installed at the bathtub installation site even when the bathroom space is small, and it is simple and reliable. The pump can be attached to the bath.

Further, since the pipe can be connected to the small opening of the base before the pump is attached, the pipe can be easily and surely connected even when the bathroom space is small.

Further, even when the bathroom space is small, when performing maintenance on the pump, it is possible to remove only the pump inside the bathtub for maintenance without removing the bathtub, which facilitates maintenance of the pump. It can be carried out.

According to a second aspect of the present invention, in addition to the structure for mounting the circulating bath pump according to the first aspect of the present invention, in addition to the mounting structure for the circulating bath pump according to the first aspect, a groove extending over the entire circumference in the circumferential direction is provided on the outer circumference of the pump. By forming and arranging an O-ring in the groove, it is possible to prevent water leakage between the pump and the large opening of the base.

According to a third aspect of the present invention, in addition to the mounting structure for the circulating bath pump according to the first or second aspect, the mounting structure for the circulating bath pump has a large opening in the base. By bringing the protrusion formed on the circumference into contact with the outer circumference of the pump, the pump is smoothly fitted into the large opening.

Further, in the circulating bath pump mounting structure according to the second aspect, the O-ring can be compressed uniformly. As a result, the life of the O-ring can be extended and water leakage between the pump and the large opening of the base can be prevented more reliably.

The mounting structure of the circulating bath pump according to claim 4 of the present invention is claim 1, claim 2 or claim 3.
In addition to the mounting structure of the circulating bath pump described, by providing a filter, dust in circulating hot and cold water,
Foreign substances can be removed.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of a mounting structure of a circulating bath pump according to an embodiment of the present invention.

FIG. 2 is an exploded cross-sectional view of a mounting structure for a circulating bath pump according to the same embodiment.

FIG. 3 is a partially broken sectional view of a conventional example.

FIG. 4 is a side view of a conventional example.

[Explanation of symbols]

 1 Large opening 2 Small opening 3 Base 4 Pump 5 Suction port 6 Discharge port 7 Bathtub wall 8 Discharge pipe 9 Groove 10 O-ring 11 Protrusion 12 Cover member 13 Pump body 14 Filter

Claims (4)

[Claims] 1. A base having a large opening and a small opening,
With a pump attached to the large opening of this base,
This pump has a suction port for sucking hot and cold water in the bathtub and a discharge port for discharging the sucked hot and cold water,
An opening is formed in the bathtub wall, a base is attached to the outside of the bathtub of this opening, and a pump is fitted and arranged from the inside of the bathtub into a large opening of the base, and a discharge port of the pump and a small opening of the base. And a discharge pipe connected to the same small opening from the outside of the bathtub. 2. A pump is formed with a groove around the entire circumference in the circumferential direction, an O-ring is arranged in the groove, and the pump is inserted and arranged in the large opening of the base through the O-ring. The mounting structure for a circulating bath pump according to claim 1, wherein: 3. The projection according to claim 1 or 2, wherein a projection extending in the circumferential direction is formed on the inner circumference of the large opening portion of the base, and the projection is brought into contact with the outer circumference of the pump. Circulating bath pump mounting structure. 4. The pump comprises a cover member having a suction port and a hoop body, and the cover member is disposed inside the bath to communicate the suction port of the cover member with the pump body, and the suction port and the pump. The mounting structure for a circulating bath pump according to claim 1, 2 or 3, wherein a filter is arranged between the main body and the main body.