JPH0819708A - Cleaning switch unit, and hot bathwater cleaner with bathwater cleaning function - Google Patents

Abstract

PURPOSE:To switch cleaning efficiently without making hot bathwater dirty and without need for special cleaning apparatus by a method in which a cleaning switch unit is changed over to a pipeline cleaning mode when the flow rate is reduced by clogging, and after circulation for a given time, the unit is switched to a cleaning water drain mode to rinse the apparatus and the pipings. CONSTITUTION:In a cleaning switch unit A, the boundary area between a pipe part 1a on the water suction side of the first pipe part 1 and a pipe part 1b on the main body side and the boundary area between a pipe part 2a on the water bathtub inflow side of the second pipe part 2 and a pipe part 2b on the main body side are connected by a manifold 3 for communicate with each other. A pipe part 4 on the drain side outside the bathtub is connected with the boundary area between the pipe part 2a and the pipe part 2b for mutual communication. Pipe-shaped articles cross each other as above and are connected to be able to communicate with each other. Right places of the pipe parts 1a, 2a, 4 and the manifold 3 are attached respectively with the first-fourth valves V1, V2, V3, V4 openable and closably.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cleaning switching unit and a bath water cleaning device with a bath water cleaning function, which can perform cleaning switching very efficiently and can perform good cleaning of a filtering device and a pipe.

[0002]

2. Description of the Related Art If a conventional bath water cleaning device continues to be used for several months, dirt will adhere not only to the filtering device but also to the inside of the pipe,
The flow rate will decrease and the purification performance will also decrease. Therefore,
A device has been developed which is equipped with a multi-way valve in the device to wash the filter medium.

[0003]

However, none of the devices was able to clean the pipeline connected to the bathtub, and the flow rate could not be completely restored. Therefore, in order to clean the pipeline, for example, another removable special cleaning device is attached to the water intake port and the water outlet port for cleaning, but in this case, it is troublesome to install and remove, or However, there is an uneconomical drawback in that a large amount of detergent is put in the bath water, and the bath water in the bathtub that has already been washed is soiled with the detergent.

[0004]

Therefore, as a result of intensive studies, the inventor of the present invention has connected the invention so that the hot water suction side pipe portion and the main body side pipe portion can be circulated. A first pipe part, a second pipe part in which the inflow side pipe part in the bathtub and the main body side pipe part are communicatably connected, and a boundary region between the hot water absorption side pipe part and the main body side pipe part of the first pipe part. And a connecting pipe in which a boundary region between the in-tub-inflow-side pipe portion of the second pipe portion and the main-body-side pipe portion is mutually communicatable, and a bath-tub inflow-side pipe portion and main body-side pipe of the second pipe portion It consists of a pipe part outside the bathtub and a pipe part outside the bathtub that is connected so as to be able to flow from the boundary area with the section, and has a substantially earth-shaped cross section. It is a cleaning switching unit that has first to fourth valves that can be opened and closed at appropriate places in the pipe section, or bath water cleaning that circulates, purifies, and heats bath water. In the device, a first pipe part in which the hot water absorption side pipe part and the main body side pipe part are communicatably connected, and a second pipe part in which the bathtub inflow side pipe part and the main body side pipe part are communicatably connected, The boundary region between the hot water absorption side pipe part and the main body side pipe part of the first pipe part and the boundary region between the bathtub inflow side pipe part and the main body side pipe part of the second pipe part are connected to each other so that they can flow. A connection pipe, a bathtub outside drainage pipe part communicatably connected from a boundary region between the bathtub inflow side pipe part and the main body side pipe part of the second pipe part, the hot water intake side pipe part, and a bathtub inflow side The main body side pipe parts of the first pipe part and the second pipe part of the cleaning switching unit, which are provided with the first to fourth valves that can be opened and closed respectively, in appropriate places of the pipe part, the connecting pipe and the drainage side pipe part outside the bathtub. Connected to the circulation pipe end, the hot water suction side pipe part is provided with a pre-filter, and the drainage pipe end connected to the outside tub drainage side pipe part is located outside the tub, and the normal circulation mode is used. , The bath water cleaning device with the bath water cleaning function, which is equipped with the operating means that can switch between the pipe line cleaning mode and the cleaning water drainage mode, can switch the cleaning very efficiently, and the filtering device and the pipe line The inside can be cleaned well, and the above problems are solved.

[0005]

According to the present invention, when the flow rate decreases due to the clogging of the filter medium and the pipeline, the cleaning switching unit provided in or near the bathtub is in the pipeline cleaning mode (closed loop).
After that, the cleaning switching unit is switched so that the hot water is drained to the outside of the bath (cleaning water drainage mode), and the inside of the apparatus and the pipeline are rinsed. This makes it possible to restore the filter medium and the pipeline to the initial state without polluting the bath water and requiring a special cleaning device.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. A is a cleaning switching unit having a substantially earth-like cross section as shown in FIGS. Specifically, the water absorption side tube portion 1a and the main body side tube portion 1b are connected in a flowable manner to form a substantially linear first tube portion 1. Also,
A second pipe portion 2 is formed by connecting the inflow side pipe portion 2a in the bathtub and the main body side pipe portion 2b so that they can flow.

A boundary region between the hot water absorption side pipe portion 1a of the first pipe portion 1 and the main body side pipe portion 1b and a boundary between the bathtub inflow side pipe portion 2a and the main body side pipe portion 2b of the second pipe portion 2. The region and the region are connected to each other by a connecting pipe 3 so that they can flow through each other. In addition, the bathtub outside drainage side pipe portion 4 is connected in a flowable manner from the boundary region between the bathtub inflow side pipe portion 2a and the main body side pipe portion 2b of the second pipe portion 2. Such a hot water suction side pipe portion 1a, a main body side pipe portion 1b, a bathtub inflow side pipe portion 2a, a main body side pipe portion 2b, a connecting pipe 3 and a bathtub outside drainage side pipe portion 4 make a tubular one having a substantially cross section. It has a V shape and can communicate with each other.

A first valve V1 is provided at a proper position of the hot water intake side pipe portion 1a, and a second valve V1 is provided at a proper place of the bath inflow side pipe portion 2a.
2. A third valve V3 is provided at an appropriate position of the connecting pipe 3, and a fourth valve V4 is provided at an appropriate position of the outside-tub-drain side pipe portion 4 so as to be opened and closed. The first to fourth valves V1 to V4
May be a manual adjustment valve (see FIGS. 9 and 10), and is often an electromagnetic valve. The normal circulation mode M1, the conduit cleaning mode M2, and the cleaning water drainage mode M3 are selected by the first to fourth appropriate opening / closing operations.

First, when the normal circulation mode M1 is selected, as shown in FIG. 4, the first valve V1 and the second valve V2 are opened, and the third valve V3 and the fourth valve V are opened.
4 is closed. As a result, the bath water from the hot water suction side pipe portion 1a side flows into the main body side pipe portion 1b side, and the bath water from the main body side pipe portion 2b side flows out into the bathtub inflow side pipe portion 2a side. Become.

When the pipeline cleaning mode M2 is selected, as shown in FIG. 5, only the third valve V3 is opened and the first valve V1, the second valve V2 and the fourth valve V4 are closed. ing. As a result, the body side tube portion 2
The bath water from the b side flows out to the main body side pipe part 1b side through the connecting pipe 3. Alternatively, on the contrary, the main body side tube portion 1
The bath water from the b side will flow out to the main body side pipe portion 2b side through the connecting pipe 3.

When the washing water drainage mode M3 is selected, as shown in FIG. 6, the first valve V1 and the fourth valve V4 are opened, and the second valve V2 and the third valve V3 are closed. There is. Thereby, the hot water suction side tube portion 1a
The bath water from the side flows into the main body side pipe portion 1b side, and the bath water from the main body side pipe portion 2b side flows out into the bath outside drain side pipe portion 4 side.

On the inner wall of the bathtub 5 or on the side of the bathroom, there is provided a hot water heat retention purification device B. The hot water heat retention purification device B is specifically provided with a circulation pump 6, a filtration device 7 (adsorbent filter medium tank, etc.), and a heater 8 for keeping the bath water warm, and a circulation pipe 9 is provided between them. Both ends 9a, 9a of the circulation pipe 9 are configured to be located in the bathtub 5. The main body side pipe portions 1b and 2b of the cleaning switching unit A include both end portions 9a of the circulation pipe 9,
9a, and a drainage pipe 10 is connected to the end of the drainage side pipe portion 4 outside the bathtub, and the end of the drainage pipe 10 extends to the outside position of the bathtub 5.

Hot water suction side tube portion 1 of the cleaning switching unit A
The pipe part connected to the end a is provided with a prefilter 11 for removing large dust and hair, and the jet nozzle 12 is provided at the end of the pipe part 2a in the bath inflow side. It is provided.

Operation means 13 for opening and closing the first to fourth valves V1 to V4 of the cleaning switching unit A as appropriate.
Is a knob of a manual type (see FIG. 10), and is set to each mode by rotating the knob or the like. In the case of the electromagnetic type, it is electronically controlled. In the following description, an electronic control configuration will be described. The cleaning switching unit A has a normal circulation mode M1, a pipeline cleaning mode M2, and cleaning water drainage after cleaning by operating means 13 (switch) installed in the apparatus body. It is configured to be in mode M3. Each mode is temporarily stored in the normal circulation mode storage means 14, the pipeline cleaning mode storage means 15, and the cleaning water drainage mode storage means 16 via the central processing unit 19, respectively.
It is configured to be displayed on the display means 17 at the same time.

When the operating means 13 is turned on, the normal circulation mode M1 is preferentially selected. Further, each electromagnetic valve of the cleaning switching unit A is provided so as to be openable / closable via the electromagnetic valve control means 18 in accordance with each mode.

Next, the operation will be described with reference to the flowchart of FIG. 8 and FIG. First, the operating means 13
When the switch is turned on, the normal circulation mode M1 is selected (see S1), the first valve V1 and the second valve V2 are opened,
Moreover, the third valve V3 and the fourth valve V4 are closed (see S2). The bath water passes through the pre-filter 11 from the bath 5 by the circulation pump 6 of the hot water heat retention purification device B,
Bath water from the main body side pipe portion 2b side flows into the main body side pipe portion 1b side from the hot water absorption side pipe portion 1a side, passes through the inflow side pipe portion 2a in the bath via the filtering device 7 and the heater 8. And is again supplied into the bathtub 1 through the jet nozzle 12 and the like.

Next, the operation means 13 makes no judgment as to whether the mode should be changed (see S3). When the mode is changed, no judgment is made as to whether or not the pipe line cleaning mode should be made (S).
4), and when the pipeline cleaning mode is selected, the pipeline cleaning mode M2 is set (see S5), and the third valve V
Only 3 is opened, and the first valve V1 and the second valve V
The second and fourth valves V4 are closed (see S6). The bath water passes through the filtration device 7 and the heater 8 and then the main body side pipe portion 2b.
Side to the main body side pipe portion 1b side through the connecting pipe 3 and circulates in the warm water heat retention purification device B. Further, in this case, by switching the flow direction of the circulation pump 6, the inside of the circulation pipe 9 can be washed with the forward and reverse directions of the bath water.

It is judged whether or not the pipeline cleaning is completed (see S7), and if so, the cleaning water drainage mode M
3 (see S8), the first valve V1 and the fourth valve
The valve V4 is opened, and the second valve V2 and the third valve V3 are closed (see S9). Thereby, the bath water passes through the heater 8 and the filtering device 7 from the pre-filter 11 via the hot water absorption side pipe portion 1a and the main body side pipe portion 1b, and the bath water from the main body side pipe portion 2b side is drained out of the bath. It comes to flow out through the side pipe part 4 and the drainage pipe 10. Then, it is judged whether or not the cleaning water drainage is completed (see S10), and if completed, all steps are completed. Therefore, in the case of the wash water drainage mode M3, the hot water in the bathtub 5 can be used to rinse the inside of the cleaning device and the pipes. In this way, when the rinse cleaning is performed for several minutes and the pipeline cleaning is completed, the cleaning switching unit A enters the normal circulation mode.

[0019]

According to the first aspect of the present invention, the first pipe portion 1 connecting the hot water suction side pipe portion 1a and the main body side pipe portion 1b in a flowable manner, the bath inflow side pipe portion 2a and the main body side pipe. The second pipe portion 2 which is connected to the portion 2b in a flowable manner, the boundary region between the hot water absorption side pipe portion 1a of the first pipe portion 1 and the main body side pipe portion 1b, and the second pipe portion 2 flowing into the bathtub. A connecting pipe 3 in which a boundary area between the side pipe portion 2a and the main body side pipe portion 2b is communicatably connected to each other, and a boundary between the inflow side pipe portion 2a in the bathtub of the second pipe portion 2 and the main body side pipe portion 2b. And a drainage side pipe part 4 outside the bathtub connected so as to be able to flow from the area, and the hot water suction side pipe part 1a, the inflow side pipe part 2a inside the bathtub, the connecting pipe 3 and the drainage side pipe part 4 outside the bathtub are opened and closed at appropriate positions. Since the cleaning switching unit is provided with each of the possible first to fourth valves V1 to V4, the cleaning switching unit B
Even if dirt adheres to the hot water heat retention purification device B, the first to fourth valves V1 to V4
By appropriately opening and closing, it is possible to set the normal circulation mode M1, the pipe line cleaning mode M2, and the wash water drainage mode M3, and there is an advantage that the inside of the filtering device 7 and the pipe line can be cleaned well.

In particular, in the present invention, the structure is simple and can be installed in the bathtub 5 at all times, and it is possible to prevent the installation and removal from being troublesome as in the conventional case. By providing the drainage pipe 10 at the outer end of the pipe portion 4, the washed bath water can be drained to the outside of the bath 5, and the bath water in the bath 5 can be prevented from being contaminated.

In the invention of claim 2, bath water is circulated,
In the bath water purifying device for purifying and heating, the hot water suction side tube portion 1
The first pipe portion 1 in which a and the main body side pipe portion 1b are connected in a flowable manner.
A second pipe part 2 in which the inflow side pipe part 2a in the bathtub and the main body side pipe part 2b are connected in a flowable manner, the hot water absorption side pipe part 1a of the first pipe part 1 and the main body side pipe part 1b. A connecting pipe 3 which connects the boundary region and the boundary region between the inflow side pipe portion 2a of the second pipe portion 2 and the main body side pipe portion 2b to each other so as to be flowable, and the inflow of the second pipe portion 2 into the bathtub. Outer-tub-side drainage-side pipe portion 4 communicatably connected from the boundary region between the side pipe portion 2a and the main body-side pipe portion 2b, the hot water suction side pipe portion 1a, the in-tub inflow side pipe portion 2a, the connecting pipe 3 and the bathtub. First to fourth valves V that can be opened and closed in appropriate places on the outside drainage side pipe section 4
1 to V4, the main body side pipe portions 1b and 2b of the first pipe portion 1 and the second pipe portion 2 of the cleaning switching unit are connected to the end of the circulation pipe 9, and the hot water absorption side pipe portion 1a is A filter 11 is provided, and the end of the drainage pipe 10 connected to the outside-tub-side drainage side pipe portion 4 is located outside the bathtub 5, and the normal circulation mode M1,
Although it is manual because it is a bath water cleaning device with a bath water cleaning function, which is provided with an operating means 13 that can be manually switched between the pipe line cleaning mode M2 and the cleaning water drainage mode M3,
Cleaning can be performed only by operating the operating means 13. As in the conventional case, another removable special cleaning device is attached to the water inlet and the water outlet for cleaning, but in this case, There is an advantage that it is possible to prevent troublesome installation and removal. Further, in the present invention, since the end of the drainage pipe 10 is located outside the bathtub 5 in the cleaning switching unit A, the drainage after cleaning is caused to flow out of the bathtub 1, so that the bathwater in the bathtub 5 is not The detergent does not flow in, and it is possible to prevent an uneconomical defect such as soiling the bath water already washed in the bathtub 5 with the detergent as in the conventional case.

According to a third aspect of the present invention, there is provided a bath water cleaning device having a bath water cleaning function, in which the operating means 13 is electromagnetically enabled, and storage means and control means are provided so as to be in respective modes. As a result, by operating the operating means 13, there is an advantage that the cleaning can be performed automatically and the cleaning can be performed without polluting the bath water. Further, by switching the operation means 10 to the pipe line cleaning mode M2 or the cleaning water drainage mode M3, the cleaning and drainage of the cleaning water in the filtering device 7 and the pipe line can be automatically performed, and the operation is particularly performed. Easy to do.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram of the present invention.

FIG. 2 is a perspective view of a cleaning switching unit.

FIG. 3 is a cross-sectional view of an essential part of the present invention provided with a cleaning switching unit.

FIG. 4 is a cross-sectional view of essential parts of the cleaning switching unit in a normal circulation mode state.

FIG. 5 is a cross-sectional view of a main part of a cleaning switching unit in a pipeline cleaning mode state.

FIG. 6 is a cross-sectional view of a main part of the cleaning switching unit in a cleaning water drainage mode state.

FIG. 7 is a block diagram of the present invention.

FIG. 8 is a flowchart of the present invention.

FIG. 9 is a cross-sectional view of a main part of a cleaning switching unit portion provided with a manual valve.

FIG. 10 is an external front view of the main part of FIG.

[Explanation of symbols]

 A ... Washing switching unit V1 ... First valve V2 ... Second valve V3 ... Third valve V4 ... Fourth valve M1 ... Normal circulation mode M2 ... Pipe line washing mode M3 ... Wash water drainage mode 1 ... First pipe section 1a ... Hot water absorption side pipe part 1b ... Main body side pipe part 2 ... Second pipe part 2a ... Bathtub inflow side pipe part 2b ... Main body side pipe part 3 ... Connection pipe 4 ... Bathtub drainage side pipe part 9 ... Circulation pipe 10 ... Drainage Piping 11 ... Pre-filter 13 ... Operating means

Front Page Continuation (72) Inventor Shinichi Fukada 3-1-1 Kyobashi, Chuo-ku, Tokyo Janome Sewing Machine Industry Co., Ltd.

Claims (3)

[Claims] 1. A first pipe part in which the hot water absorption side pipe part and the main body side pipe part are communicatably connected, and a second pipe part in which the bath inflow side pipe part and the main body side pipe part are communicatably connected. And a boundary area between the hot water absorption side tube section of the first tube section and the main body side tube section and a boundary area between the bathtub inflow side tube section and the main body side tube section of the second tube section are allowed to flow through each other. It is composed of a connected connecting pipe and a tub outside drainage pipe connected so as to be able to flow from the boundary region between the tub inflow side pipe part and the main body side pipe part of the second pipe part, and has a substantially earth shape in cross section. A cleaning switching unit, wherein first to fourth valves that can be opened and closed are provided at appropriate positions of the hot water suction side pipe portion, the bathtub inflow side pipe portion, the connecting pipe, and the bathtub outside drainage side pipe portion, respectively. . 2. A bath water purifying apparatus for circulating, purifying, and heating bath water, wherein a first pipe portion communicatably connects a hot water suction side pipe portion and a main body side pipe portion, and an inflow side pipe portion in a bath. And a main body side pipe portion in a flowable manner, a second pipe portion, a boundary region between the hot water absorption side pipe portion of the first pipe portion and the main body side pipe portion, and a bathtub inflow side pipe of the second pipe portion. Section and a main body side pipe section are connected to each other so as to be able to communicate with each other, and a bathtub is communicatably connected from the boundary section between the inflow side pipe section of the second pipe section and the main body side pipe section. Washing switching including first to fourth valves that can be opened and closed in appropriate places of the outer drainage side pipe part, the hot water suction side pipe part, the bathtub inflow side pipe part, the connecting pipe, and the bathtub outside drainage side pipe part The main body side pipe portion of the first pipe portion and the second pipe portion of the unit is connected to the circulation pipe end, the hot water absorption side pipe portion is provided with a prefilter, and is connected to the bathtub outside drainage side pipe portion. A bath water cleaning device with a bath water cleaning function, characterized in that the drainage pipe end is located outside the bathtub, and an operation means is provided that can switch between a normal circulation mode, a pipe line cleaning mode, and a cleaning water drainage mode. 3. A bath water cleaning function with bath water cleaning function according to claim 2, wherein said operating means is electromagnetically enabled, and storage means and control means are provided so as to be in respective modes. apparatus.