JP2003313921A - Bidet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent stagnation and backflow due to scattering of nozzle washing water for washing a bidet nozzle in a drain channel for draining water to the water closet after receiving the dew condensation water dripping to the outer surface of a washing water tank while making a compact washing water tank (low tank) supplying washing water to the water closet including the installation of the tank. <P>SOLUTION: This is the bidet provided with a nozzle jetting washing means 2 for jetting and washing dirts attached to the bidet nozzle 1 for washing the private parts. An equipment base 4 including the lower side of the washing water tank 3 supplying washing water to the water closet is provided. A drain channel 6 receiving washing water for the private parts and receiving dew condensation water dripped by dew condensation to the outer surface of the washing water tank 3 is formed at the equipment base 6. An obstacle board 7 for preventing the backflow of the drain channel 6 after receiving the scattering the washing water washed the bidet nozzle 1 is provided in the drain channel 6. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a local cleaning device, and more particularly, to a compact structure including installation of a cleaning water tank (low tank) for supplying cleaning water to a toilet bowl while condensing dew on the outer surface of the cleaning water tank. A technique to prevent stagnation and backflow due to splashing of nozzle cleaning water for cleaning local cleaning nozzles in a drainage channel that receives dew condensation water and drains it to a toilet bowl, and to prevent adverse effects on other members It is related.

[0002]

2. Description of the Related Art Conventionally, a local cleaning device having a nozzle cleaning function for cleaning a local part with hot water from a local cleaning nozzle and a local cleaning nozzle is a cleaning water tank (low tank) for supplying cleaning water to a toilet bowl. ) Was arranged separately.
By the way, when disposing various functional blocks in the local cleaning device, the cleaning water is prevented from splashing and scattering by surrounding the spray nozzle for cleaning the local cleaning nozzle with a rib. Further, in the low tank, a means for collecting and discharging condensed water that has condensed on the outer surface of the tank has been taken.

When the local cleaning device is made compact including the installation of the low tank, the low tank is arranged inside the local cleaning device. Specifically, a low tank is disposed above the device base of the local cleaning device, and a drainage channel is formed in the device base to receive the condensed water that has condensed on the outer surface of the low tank and drain it to the toilet bowl.

By the way, when the local cleaning nozzle is washed with the washing water from the jet nozzle of the nozzle jet washing means, the scattered water after washing may flow into the drainage channel vigorously.
There is a problem that stagnation or backflow may occur in the drainage channel depending on the mounting posture of the device board, the shape of the toilet bowl, etc., and various functional blocks, circuit blocks, etc. may be adversely affected by overflow or the like.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is possible to reduce the size of the flush water tank while making it compact including installation of a flush water tank for supplying flush water to the toilet bowl. To provide a local cleaning device capable of preventing stagnation and backflow due to scattering of nozzle cleaning water for cleaning a local cleaning nozzle in a drainage channel that receives condensed water that condenses and drip outside and drains it to a toilet bowl. Is an issue.

[0006]

According to a first aspect of the present invention, there is provided a local cleaning apparatus provided with a nozzle spray cleaning means 2 for spray cleaning and dropping dirt and the like adhering to a local cleaning nozzle 1 for cleaning a local area. The apparatus base 4 is provided including the lower part of the wash water tank 3 that supplies the wash water to the toilet bowl, receives the dew condensation water that has condensed on the outer surface of the wash water tank 3, and has washed the local washing nozzle 1 A drainage channel 6 for receiving water and draining it to the toilet is formed in the device base 4, and a baffle plate 7 for preventing backflow of the drainage channel 6 due to splashing of cleaning water that has washed the local cleaning nozzle 1 is provided in the drainage channel 6. It is characterized by being provided in.

According to this structure, the washing water tank 3 is disposed above the apparatus base 4 to make the apparatus compact, and the dew condensation water from the outer surface of the washing water tank 3 is formed on the apparatus base 4 in the drainage channel. Although the water can be received and drained at 6, the scattering of the wash water to the upstream side when the local washing nozzle 1 is washed by the jet nozzle 8 can be blocked by the baffle plate 7, and the drainage in the drainage channel 6 is stagnant. And it is possible to reliably prevent backflow.

According to the second aspect of the present invention, the baffle plate 7 is characterized in that it is formed in a substantially V shape in a plan view with the drainage upstream side being convex. According to such a configuration, the scattered water that has washed the local cleaning nozzle 1 can be received by the baffle plate 7 in which the drainage upstream side is convex and the drainage downstream side is concave, and it is possible to effectively prevent backflow. Since the baffle plate 7 is formed in a substantially V-shape in a plan view in which the drainage upstream side is convex, the substantially V-shaped convex portion 7a serves as a watershed for smooth drainage.

According to the third aspect of the present invention, the baffle plate 7 is characterized in that it is formed in a corrugated shape in a plan view in which the drainage upstream side is convex. According to such a configuration, the splashed water that has washed the local cleaning nozzle 1 can be effectively prevented from backflow by being received by the corrugated baffle plate 7 in plan view in which the drainage upstream side is convex, and Since the baffle plate 7 is formed in a corrugated shape in a plan view in which the drainage upstream side is convex, drainage can be smoothly performed.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below. FIG. 1 is a plan view showing a schematic configuration. FIG. 2 is a plan view of the device board. FIG. 3 is a perspective view of the local cleaning device. FIG. 4 is a water supply system diagram. 5 and 6 are partial perspective views. FIG. 7 is a perspective view from below showing the local cleaning nozzle. FIG. 8 is a perspective view from above showing the local cleaning nozzle.

The local cleaning device A is attached to a toilet (not shown), has a toilet seat 9 and a toilet lid 10, and moves a bottom cleaning nozzle 11 as a local cleaning nozzle 1 back and forth by a bottom nozzle cylinder 12. A bidet cleaning nozzle 13 as a local cleaning nozzle 1 is provided so as to be freely retractable by a bidet nozzle cylinder 14, and the flow path switching valve 16 is switched by the operation of the operation unit 15 to select the bottom cylinder 12 or the bidet nozzle cylinder. 14 is supplied with hot water from the hot water storage tank 17 to cause the selected posterior washing nozzle 11 or bidet washing nozzle 13 to project to a predetermined position, and at the projecting position, hot water is jetted from the jet port formed at the tip of the nozzle for local washing. I am trying to do. In such hot water supply, the solenoid valve 18 is opened to supply the wash water from the wash water tank (low tank) 3 to the hot water storage tank 17, so that a part of the hot water heated by the heater 19 is stored in the hot water storage tank 17. Hot water is supplied from above. Reference numeral 20 is a branch faucet for supplying water to the hot water storage tank 17 by switching the path between the water supply and the wash water tank 3.

As shown in FIG. 7 and FIG. 8, in the retracted posture of the ashes cleaning nozzle 11 and the bidet cleaning nozzle 13 as the local cleaning nozzle 1, both nozzles 11 and 13 are spray-cleaned to remove adhered dirt and the like. An injection nozzle 8 of the cleaning means 2 is provided. The details will be described below.

Above the posterior washing nozzle 11 and the bidet washing nozzle 13 in the storage position, there is provided a shatterproof plate 26 forming a passage 28 for washing water of the nozzle jet washing means 2. The nozzle cleaning conduit 21 is connected to the shatterproof plate 26. A portion for accommodating the posterior washing nozzle 11 is formed on the back surface of the scattering prevention plate 26 and communicated with the flow path 28 to form the injection ports 5. Further, a portion for storing the bidet cleaning nozzle 13 is formed on the back surface of the scattering prevention plate 26 to form the flow path 28.
To form an injection port 5 ... The nozzle cleaning conduit 21 is connected to the secondary side of the flow path switching valve 16.

In the retracted posture of the posterior washing nozzle 11 and the bidet washing nozzle 13, the flow passage switching valve 16 is switched so that the nozzle washing pipe body 21 is supplied with 3
It is made possible to wash the posterior washing nozzle 11 and the bidet washing nozzle 13 by jetting from the jet port 5 ... through the flow path 28 branched into rows. In this case, the pressure injected from the injection port 5 is the same as the injection pressure from the posterior cleaning nozzle 11 and the bidet cleaning nozzle 13, but the diameter of the nozzle cleaning conduit 21 and the number and size of the injection ports 5 are large. By setting the height, a sufficiently high pressure can be obtained and jet cleaning can be performed. If the jet washing of the bottom washing nozzle 11 and the bidet washing nozzle 13 is performed at the timing when the nozzles 11 and 13 are stored in the storage position, the washing can be performed after use and the nozzles 11 and 13 can be cleaned. It may be easier to do.

As described above, the posterior washing nozzle 11 and the bidet washing nozzle 13 projecting from the cylinder 23 can be jet-washed in the retracted posture, and the jet washing water jetted and attached to the local washing nozzle 1 by vigorous jet washing water. The filth and the like that have been washed can be dropped and reliably cleaned, and since the jet washing is vigorous, the posterior washing nozzle 11 and the bidet washing nozzle 13 can be visually and sensibly sensed.
You can give an appealing feeling of washing the
Since the cleaning is performed in the retracted posture of the buttocks cleaning nozzle 11 and the bidet cleaning nozzle 13, it is possible to perform the spray cleaning at each use, and it is easier to clean, and the cleaning can be performed more easily to prevent dirt and the like from adhering. You can get a sense of cleanliness.

Further, when one of the posterior washing nozzle 11 and the bidet washing nozzle 13 is washed in the stored posture, the slider 22 of the other bidet washing nozzle 13 or the posterior washing nozzle 11 in the working posture is simultaneously moved. Since it can be washed, it is possible to prevent dirt from adhering to the slider 22.

In addition to the above-mentioned scattering prevention plate 26 covering the upper part of the local washing nozzle 1 at the storage positions of the buttocks washing nozzle 11 and the bidet washing nozzle 13, the buttocks washing nozzle 1 is also provided.
1 and a bidet scatter prevention plate 24 that covers the back of the bidet cleaning nozzle 13 and a lateral scatter prevention plate (not shown) that covers the sides.

Thus, it is possible to prevent the washing water from splashing upward, backward and sideward, and to prevent the washing water from splashing upward and into the interior of the local cleaning apparatus A and to the outside of the toilet bowl. Moreover, it is possible to prevent the water from being scattered to the user's body and drop the jet cleaning water containing dirt into the inside of the toilet bowl.

The components of the local cleaning device A such as the posterior cleaning nozzle 11 and the bidet cleaning nozzle 13, the nozzle cleaning spray nozzle 8, the hot water storage tank 17, the cleaning water tank 3 are, for example, synthetic resin of the local cleaning device A. It is arranged above the manufactured device base 4, and in this case, as shown in FIGS. 1 and 2, ribs 25 are raised on the device base 4 to form the drainage channel 6, Condensation water that has condensed on the outer surface of the flush water tank 3 is received and collected, and is drained to the toilet through a drain port 27 that is opened above the toilet. Further, the washing water used for washing the posterior washing nozzle 11 and the bidet washing nozzle 13 by the jet nozzle 8 is also received by the drainage path 6 and drained to the toilet from the drainage port 27.
As shown in FIGS. 5 and 6, in the drainage channel 6, a plurality of support ribs 30 each having a recess 30a formed on the upper edge thereof are raised, and the plurality of support ribs 30, 30 on the upstream side and the downstream side are provided. It supports the buttocks washing nozzle 11. Similarly, the bidet cleaning nozzle 13 is supported by a plurality of support ribs 30, 30. A circuit block such as the control circuit unit 29 is installed above the back of the drainage channel 6.

As shown in FIGS. 1, 5 and 6, the drainage channel 6 has a flow passage 6a between the support ribs 30, 30 which are laterally arranged, so that drainage flows. A baffle plate 7 is provided in the middle of the flow paths 6a, 6a facing each other on the upstream side and the downstream side.
Is provided. In this case, the baffle plate 7 is located downstream of the drain cleaning nozzle 11 and the bidet cleaning nozzle 13 in the retracted posture.

According to this structure, the washing water tank 3 and the like are arranged above the apparatus base 4 to make the apparatus compact, and condensed water from the outer surface of the washing water tank 3 is formed on the apparatus base 4. While being able to receive the water through the drainage channel 6 and drain it through the drainage channel 6, the injection nozzle 8 is used to remove the bottom washing nozzle 11
Moreover, since the baffle plate 7 can block the scattering of the washing water to the upstream side when washing the bidet washing nozzle 13, it is possible to reliably prevent the drainage in the drainage path 6 and the backflow. Further, the rib effect can be obtained by raising the baffle plate 7 on the device base 4.

In this case, the baffle plate 7 has a structure shown in FIGS.
As shown in, the plan view in which the upstream side of the drainage is convex is formed in a substantially V shape. Then, the scattered water that has washed the local cleaning nozzle 1 disposed on the drainage downstream side of the baffle plate 7 is received by the baffle plate 7 in which the drainage upstream side is convex and the drainage downstream side is concave, and the backflow is effective. It can be prevented. Furthermore, since the baffle plate 7 is formed in a substantially V-shape when viewed from above so that the drainage upstream side is convex, the substantially V-shaped convex portion 7a serves as a watershed and the substantially B-shaped baffle plate 7 is formed.
Can be used as a guide vane for smooth drainage.

The baffle plate 7 may have a corrugated plan view in which the drainage upstream side is convex, and the corrugated shape in the plan view in which the drainage upstream side is convex allows smooth drainage. Thus, the shape of the baffle plate 7 can be variously changed. Alternatively, the baffle plate 7 and the support rib 30 may be combined.

FIG. 12 shows a piping structure from the hot water storage tank 17 to the water supply hose 31 to the flow path switching valve 16 of the nozzle block, and the toilet fixing projection 46 projects from the device base 4 to enhance the attachment strength to the toilet. The water supply hose 31 is hooked around the guide rib 32 and the guide rib 32, and the water supply hose 31 can be piped to the same position regardless of who assembled it, and the water supply hose 31 does not have to be crushed.

FIG. 13 shows the piping structure of the water supply hose 31 in the specification in which the warm air drying block 33 is installed. The hot water drying block 33 is laid out and piped similarly to the embodiment of FIG. Even if the block 33 is incorporated, the water supply hose 31 does not collapse.

FIGS. 14 and 15 show a water supply solenoid valve 34 with a water pressure adjusting function which is directly connected to a water supply. Tap water from a water pipe connected to a connection port 35 is washed through a first water supply port 36. Water is supplied to the tank 3, and water is supplied from the wash water tank 3 to the hot water storage tank 17 through the second water supply port 37. In this case, the hot water is stored in the water pressure adjusting unit 40 including the pressure relief valve 38 and the pressure relief spring 39. The supply pressure to the tank 17 is suppressed from exceeding a certain level, and the local cleaning pressure is adjusted to exceed a certain level. Such pressure adjustment is performed by injecting excess water from the pressure relief port 41.

A hood 42 is formed near the pressure relief port 41 of the water supply solenoid valve 34 with a water pressure adjusting function to form the pressure relief port 41.
It is designed to prevent the excess water sprayed from scattering around.

As shown in FIG. 17, a water channel rib 43 is formed on the device base 4 to form a drainage water channel 44.
The excess water reflected at 2 is collected and drained from the outlet 45 to the toilet bowl.

[0029]

According to the first aspect of the present invention, there is provided a local cleaning device provided with a nozzle spray cleaning means for spray cleaning and dropping dirt and the like adhering to a local cleaning nozzle for cleaning a local area. A drainage channel that installs the equipment base including the lower part of the wash water tank to be supplied, receives the dew condensation water that has condensed and dripped on the outer surface of the wash water tank, and receives the wash water that has washed the local washing nozzle and drains it to the toilet bowl. Is installed on the equipment base, and a baffle plate is installed in the drainage path to prevent backwash in the drainage path due to splashing of cleaning water that has washed the local cleaning nozzle. By installing it and making it compact, the dew water from the outer surface of the washing water tank can be received and drained by the drainage channel formed on the equipment base, while the washing water when washing the local washing nozzle with the injection nozzle Scatter to upstream There is an advantage that it can be blocked by the baffle plate, stagnation and backflow of drainage in the drainage can be reliably prevented, and adverse effects on various functional blocks and circuit blocks due to stagnation and overflow due to backflow can be prevented. .

According to the invention of claim 2, in addition to the effect of claim 1, since the baffle plate is formed in a substantially V shape in a plan view in which the drainage upstream side is convex, the baffle plate scatters after cleaning the local cleaning nozzle. The water is received by the baffle plate in which the drainage upstream side is convex and the drainage downstream side is concave, so that backflow can be effectively prevented, and the baffle plate is convex in the drainage upstream side and has a substantially V-shaped plan view. Since it is formed, there is an advantage that the substantially V-shaped convex portion serves as a watershed for smooth drainage.

According to the invention of claim 3, in addition to the effect of claim 1, since the baffle plate is formed in a corrugated plan view in which the upstream side of the drainage is convex, the splashed water obtained by washing the local washing nozzle is The backflow can be effectively prevented by being received by the baffle plate in which the drainage upstream side is convex and the drainage downstream side is concave, and the baffle plate is formed in a corrugated plan view with the drainage upstream side being convex. The advantage is that drainage can be performed smoothly.

[Brief description of drawings]

FIG. 1 is a plan view showing an embodiment of the present invention and showing a schematic configuration.

FIG. 2 is a plan view of the same device board.

FIG. 3 is a perspective view of the above local cleaning device.

FIG. 4 is a water supply system diagram of the above.

FIG. 5 is a partial perspective view showing the drainage channel of the above.

FIG. 6 is a partial perspective view showing the drainage channel of the above.

FIG. 7 is a perspective view from below showing the above local cleaning nozzle.

FIG. 8 is a perspective view from above showing the local cleaning nozzle of the same.

FIG. 9 is a perspective view from above showing the above local cleaning nozzle.

FIG. 10 is a side perspective view showing the above local cleaning nozzle.

FIG. 11 is a schematic sectional view of the above.

FIG. 12 is a plan view showing piping of a water supply hose to the local cleaning nozzle of the above.

FIG. 13 is a plan view showing the arrangement of a water supply hose pipe and a warm air duct to the local cleaning nozzle of the above.

FIG. 14 shows a water supply valve with a water pressure adjusting function,
(A) is a side view and (b) is a partial plan view.

FIG. 15 is a sectional view of the above.

FIG. 16 is a plan view showing an arrangement of the water supply valve with a water pressure adjusting function of the above.

FIG. 17 is a plan view showing a drainage path of the above.

[Explanation of symbols]

1 Local cleaning nozzle 2 nozzle spray cleaning means 3 wash water tank 4 Device base 6 drainage channels 7 baffle 8 injection nozzles

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Takahiro Nakamura             1048, Kadoma, Kadoma-shi, Osaka Matsushita Electric Works Co., Ltd.             Inside the company (72) Inventor Yasushi Sato             1048, Kadoma, Kadoma-shi, Osaka Matsushita Electric Works Co., Ltd.             Inside the company F-term (reference) 2D038 JC01 JF00 JF06

Claims (3)

[Claims] 1. A local cleaning device provided with a nozzle spray cleaning means for spray cleaning and dropping dirt and the like adhering to a local cleaning nozzle for cleaning a local area, which is provided below a cleaning water tank for supplying cleaning water to a toilet bowl. A device base is also provided, and a drainage channel is formed on the device base to receive the condensed water that has condensed and dripped on the outer surface of the wash water tank, and also receives the wash water that has washed the local cleaning nozzle and drains it to the toilet bowl. A local cleaning device characterized in that a baffle plate is provided in the drainage channel to prevent backwashing of the drainage channel due to splashing of cleaning water that has washed the cleaning nozzle. 2. The local cleaning apparatus according to claim 1, wherein the baffle plate is formed in a substantially V shape in a plan view in which the drainage upstream side is convex. 3. The local cleaning apparatus according to claim 1, wherein the baffle plate is formed in a corrugated shape in a plan view in which the drainage upstream side is convex.