JP2526072Y2 - Hot water tank for human body cleaning equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application field] The present invention relates to an improvement of a hot water tank of a human body local cleaning device.

[Conventional technology]

In a human body cleaning device that has the function of cleaning local parts of the human body such as anus and bidet, a warm water tank is installed, and by cleaning the local part of the human body with warm water supplied from the hot water tank, comfort during cleaning is improved. It is being ensured.
As a hot water tank for this human body local cleaning device,
As disclosed in Japanese Patent No. 7174, a tank part 7 'forming a water storage chamber 8' for holding water, a heater 11 'housed in the tank part 7' and heating water to produce hot water, A water supply pipe 9 ′ for supplying water to the water storage chamber 8 ′, a spray nozzle 50 ′ for blowing hot water to a local part of the human body, and a hot water supply unit 13 ′ for supplying warm water from the water storage chamber 8 ′ to the spray nozzle 50 ′. Is known (FIG. 5).

In this hot water tank, an opening tip 9a 'of a water supply pipe 9' is arranged near the bottom of the tank 7 '. The water storage chamber 8 'and the hot water supply section 13' are communicated by a hot water supply pipe 72d 'having a hot water inlet hole 72c' opening at the upper part of the water storage chamber 8 '. The hot water supply pipe 72d 'is
It is connected to the upper part of the tank part 7 'via e', and is supported substantially at the center by a support member 72f '. And
The water stored in the water storage chamber 8 'of the hot water tank is heated by the heater 11' to become hot water, and the hot water is supplied to the hot water supply pipe 72d 'by sending cold water to the water storage chamber 8' by tap water pressure or a pump. The water is sent from the inlet hole 72c 'into the hot water supply pipe 72d', and is further injected from the injection nozzle 50 'toward a local part of the human body via the hot water supply unit 13'.

[Problems to be solved by the invention]

By the way, in the hot water supply pipe 72d 'that connects the water storage chamber 8' and the hot water supply section 13 ', warm water in the water storage chamber 8' heated by the heater 11 'tends to move to the upper part of the water storage chamber 8'. Therefore, it is provided to efficiently discharge the hot water at the top of the water storage chamber 8 '. The hot water supply pipe 72d 'is formed of a substantially U-shaped copper pipe. In order to bend the copper pipe in this way, a large bending radius is required to some extent, so that the space required to accommodate the hot water supply pipe 72d 'becomes large. For this reason, in order to prevent the injection nozzle 50 ', the pipe 11', and the like from interfering with the hot water supply pipe 72d ', restrictions are imposed on the shape and arrangement of each device, the shape of the tank 7', and the like.

In addition, hot water supply pipe due to vibration during transportation of hot water tank
Since the supporting member 72f 'for preventing the detachment of the 72d' is required, there are disadvantages that the number of parts is increased, and that the connecting portion of the hot water supply pipe 72d 'is loosened, resulting in poor sealing. The present invention has been made in view of such circumstances, and by improving the hot water supply means for supplying hot water from the water storage chamber to the hot water supply unit, the space in the water storage chamber is effectively used to increase the design freedom. This is a technical problem to be solved.

[Means for solving the problem]

The hot water tank of the human body local cleaning device according to the present invention includes a tank part that forms a water storage chamber that holds water, a heater that is housed in the tank part, and that has a heating part that heats the water to generate hot water. A water supply pipe for supplying water to the chamber, an injection nozzle for ejecting hot water to a local part of the human body, and a hot water supply unit for supplying hot water from the water storage chamber to the injection nozzle, and the tank unit includes:
A tank body that partitions the water storage chamber and has a hot water outlet above the hot water supply unit, and hot water that is integrally fixed to an inner peripheral surface of the tank body and communicates with the upper part of the water storage chamber and the hot water outlet hole. An inner lid portion that divides the passageway between the inner peripheral surface of the tank body and the upper side of the tank body, and an opening at a tip end of the water supply pipe is substantially lower than a lower portion of a heating portion of the heater in the water storage chamber. The opening is provided at the same level or lower.

[Action]

In the hot water tank of the human body local cleaning device of the present invention, the water stored in the water storage chamber of the hot water tank is heated by the heat generating portion of the heater to become hot water, and the hot water is supplied from the tip opening of the water supply pipe. Due to the water pressure of the water, the water is sent from the upper part of the water storage chamber to the hot water passage, and is further injected from the injection nozzle toward the local part of the human body through the hot water outlet hole and the hot water supply unit.

That is, the hot water passage partitioned from the upper part of the water storage chamber to the upper part of the tank body in such a manner that the hot water above the tip opening can be lifted by the water pressure from the tip opening of the water supply pipe. To the hot water outlet provided on the upper side of the tank body, and jetted from the injection nozzle.

Since the hot water passage connecting the water storage chamber and the hot water supply section is formed by integrally fixing the inner lid portion to the inner peripheral surface of the tank body, it is limited by the formation of the hot water passage in the water storage chamber. Space can be reduced.

〔Example〕

Hereinafter, an embodiment of the hot water tank of the human body part cleaning apparatus of the present invention will be described with reference to FIGS. Here, FIG. 1 is a partial longitudinal sectional view for explaining a main part of the hot water tank of the present embodiment, FIG. 2 is a longitudinal sectional view mainly showing a hot water tank part of the present embodiment, and FIG. FIG. 4 is a partially exploded plan view showing the entire apparatus, and FIG. 4 is a transverse sectional view showing the entire human body local cleaning apparatus.

As shown in FIG. 4, the human body local cleaning apparatus according to the present embodiment is integrally connected to a toilet main body 1, a main body plate 2 located above and behind a rear portion of the toilet main body 1, and the main body plate 2. A main body case 3 forming an internal space, a hot water tank 4 disposed in the internal space, and a toilet seat 5 pivotally connected to the main body case 3 by a hinge shaft (not shown) so as to be openable and closable.
And the toilet lid 6.

In the hot water tank 4, a lower tank having a shallow portion 71 a that is mostly located above the toilet body 1, and a bottom portion that is located beside the toilet body 1 and has a narrow portion 71 b that is narrower and deeper than the wide and shallow portion 71 a. A water storage chamber 8, which is a closed space, is formed inside the tank section 7 including the section 71 and the upper tank section 72 integrally connected to the lower tank section 71.

A water supply pipe 9 having a distal end opening 9a disposed near the bottom surface of the narrow deep portion 71b is fixed to the upper tank 72 of the tank 7. The water supply pipe 9 is connected to a water pipe or a connection pipe 10 connected to a pressurizing pump (not shown) via a switching valve (not shown). A heater 11 having a horizontal heating portion 11a and a vertical heating portion 11b extending continuously from the horizontal heating portion 11a is fixed to the upper tank portion 72 of the tank portion 7. Have been. In addition,
A thermostat 12, which detects the temperature of water in the water storage chamber 8 and controls the power supply to the heater 11, is fixed to the upper tank 72 so as to extend near the bottom of the wide and shallow portion 71a.

Further, the upper tank 72 has a hot water supply unit 13 (see FIG. 1).
, Two hot water outlet holes 72a and 72b and a hot water inlet hole 72c communicating with the injection nozzles 50a and 50b are formed.
The injection nozzle 50a is for cleaning an anus of a human body, and the injection nozzle 50b is for cleaning a bidet of a human body. Then, a thin box-shaped inner lid portion 73 is welded to a bulging portion 721 protruding in a rectangular shape on the inner surface of the upper tank portion 72, and hot water communicating with the hot water inlet hole 72c and the hot water outlet holes 72a and 72b. A passage 72d is formed. Note that a vacuum breaker 14 for preventing backflow is provided in the hot water inlet hole 72c. Further, the hot water supply unit 13 is provided with three-way solenoid valves 15a and 15b for selectively sending out hot water in the hot water passage 72d to either the injection nozzle 50a or 50b. Further, when the three-way solenoid valve is turned off, a drain hole 72e for draining residual pressure in the water storage chamber 8 is formed next to the hot water outlet hole 72a.

When using the human body local cleaning apparatus according to the present embodiment having the above-described configuration, the main electromagnetic valve (not shown) is operated by a switch input of the main control unit 16 so that tap water is supplied with a pressure regulating valve and a flow control valve (not shown). Connection pipe (not shown)
10, and is sent to the water supply pipe 9, and flows into the water storage chamber 8 from the distal end opening 9 a of the water supply pipe 9. Due to the water pressure at this time, the hot water stored in the water storage chamber 8 passes through the hot water inlet hole 72c through the hot water passage 7.
Sent within 2d. In the water storage chamber 8, hot water heated by the horizontal heating part 11 a and the vertical heating part 11 b of the heater 11 is stored. Then, the hot water sent into the hot water passage 72 is sent to the injection nozzle 50a or 50b by the action of the three-way solenoid valves 15a and 15b via the hot water supply unit 13, and is injected toward a local part of the human body.

By the way, the hot water tank of the present embodiment has a hot water inlet hole 72c.
And a hot water passage 72d communicating the hot water outlet holes 72a and 72b,
It is formed by welding a thin box-shaped inner lid portion 73 to the inner peripheral surface of the upper tank portion 72. Therefore, the space limited by the formation of the hot water passage 72d in the water storage chamber 8 can be reduced. Further, the hot water tank of the present embodiment has two injection nozzles 50a and 50b, and has hot water outlet holes 72a and 72b communicating therewith.However, one hot water passage 72d can cope with these. This is advantageous for effective use of the space in the water storage room 8.

Also, as in a conventional hot water tank in which a hot water inlet hole and a hot water outlet hole are connected by a substantially U-shaped copper hot water supply pipe via a sealing member, the hot water supply pipe may fall out due to vibration during transportation, or the seal may be removed. The inconvenience of causing a defect is eliminated.

Further, since the hot water passage 72d can be formed without being substantially restricted by the shape of the upper tank portion 72, the arrangement of the heater 11, the injection nozzles 50a and 50b, the degree of freedom in designing the hot water tank increases.

Further, in the hot water tank of the present embodiment, the wide and shallow portion 71a which is mostly located above the rear part of the toilet body 1, and the narrow and deep portion 71b which is located on the side of the toilet body 1 and is narrower and deeper than the wide and shallow portion 71a. It has a bottom consisting of Further, the horizontal heat generating portion 11a of the heater 11 is disposed near the bottom surface of the narrow deep portion 71b.
For this reason, the water heated by the horizontal heating part 11a of the heater 11 disposed in the narrow deep part 71b rises and reaches the upper side of the water storage chamber 8 and further to the top. For this reason, the basin range of the warm water maintained at an appropriate temperature in the water storage chamber 8 is the entire area of the water storage chamber above the horizontal heat generating portion 11a. In addition, the end opening 9a of the water supply pipe 9
Are disposed in the narrow deep portion 71b, so that the distal end opening 9
By the pressure of the water supplied from aa, all the warm water above the front end opening 9a can be raised and sent to the hot water supply unit. Therefore, in the hot water tank of this embodiment, the duration in which the appropriate temperature hot water can be sprayed from the spray nozzle 50a or 50b to the local part of the human body is extended.

[Effect of the invention]

As described above in detail, in the hot water tank of the human body local cleaning device of the present invention, the hot water passage connecting the water storage chamber and the hot water supply unit is formed by fixing the inner lid to the tank body. The space limited for the passage is small, and the space in the reservoir can be used effectively.

[Brief description of the drawings]

1 to 3 relate to the present embodiment, FIG. 1 is a partial longitudinal sectional view for explaining a main part of a hot water tank of the present embodiment, and FIG. 2 mainly shows a hot water tank part of the present embodiment. FIG. 3 is a partially exploded plan view showing the entire human body local cleaning apparatus, FIG.
The figure is a cross-sectional view showing the entire human body local cleaning device. FIG. 5 is a vertical sectional view of a hot water tank of a conventional human body local cleaning device. 7 tank part 8 water storage chamber 9 water supply pipe 11 heater 13 hot water supply part 50a 50b injection nozzle 72a 72b hot water outlet 72d hot water passage 73 Inner lid

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Shinji Kawai 2-1-1 Asahi-cho, Kariya-shi, Aichi Aisin Seiki Co., Ltd. (56) References Japanese Utility Model 1983-21083 (JP, U) Japanese Utility Model 1985 195 362 (JP, U) Actually open 62-115047 (JP, U)

Claims (1)

(57) [Scope of request for utility model registration] 1. A tank for forming a water storage chamber for holding water, a heater housed in the tank and having a heating section for heating water to heat water, and a water supply for supplying water to the water storage chamber from outside. A pipe, an injection nozzle for jetting hot water to a local part of a human body, and a hot water supply unit for supplying hot water from the water storage chamber to the injection nozzle, wherein the tank unit partitions the water storage chamber and supplies the hot water to the hot water supply unit. A tank body having a hot water outlet hole on the upper side communicating therewith; and a hot water passage integrally fixed to an inner peripheral surface of the tank body and communicating with an upper part of the water storage chamber and the hot water outlet hole. And an inner lid section defined on the upper side of the tank main body, and a tip end opening of the water supply pipe is opened at a position substantially equal to or lower than a lower portion of the heating portion of the heater in the water storage chamber. A human body station characterized by Hot water tank of the cleaning apparatus.