JP3228071B2 - Electric water heater - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric water heater for discharging heated water in a container to the outside of the container by an electric pump.

[0002]

2. Description of the Related Art Conventionally, this type of electric water heater has been configured as shown in FIG. Hereinafter, the configuration will be described.

As shown in FIG. 1, a detachable storage box 22 is provided in a part of a body 21, a dry battery 23 is held in the storage box 22, and a switch 24 is turned on.
An electric pump (not shown) is operated by the dry battery 23 to supply hot water so that hot water can be supplied even without a cord.
When the battery 3 is exhausted, the storage box 22 is opened and the batteries 23 are opened.
Was configured to be replaced.

[0004]

In such a conventional configuration, the dry battery 23 is completely separate from the switch 24 and a control board for controlling the temperature of the water in the container. Is required, and hot water often enters through the gap between the body 21 and the storage box 22,
Problems such as leakage of the dry battery 23 have occurred.

Further, since the size of the dry battery 23 is considerably large, even if the dry battery 23 is stored vertically on the side surface of the body 21, it is inevitable that the size of the body becomes large, which is irrational. Furthermore, there is a danger that the battery will run out during use and the hot water cannot be supplied, and there has been a problem that the battery solution leaks and corrodes around the battery.

SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems. It does not require replacement of a dry battery, incorporates a power storage element into a remaining space below a body, and includes a control board holding holder and a cover in the vicinity thereof. The purpose is to provide an integrated airtight support around the electric equipment and to always charge during the water heater so that hot water can be supplied at any time without cords.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention controls a container for containing water, a heater for heating water in the container, a temperature of water in the container, and the like.
A control board provided in parallel with a lower portion of the heater, a power storage element serving as a power supply of an electric pump for discharging water in the container to the outside of the container, and the power storage element are arranged, and the direction of the control board is perpendicular. > and another substrate provided so as to exchange, a holder for holding the control board, the side the control board opposite the holder
Cover the control board in the space formed by the holder
And a waterproof cover for accommodating the electricity storage device the air
It is supported so as to be sandwiched by holding ribs respectively provided on the holder and the waterproof cover, and the other substrate is
The first problem-solving means is to store in the space a space away from the holder and the waterproof cover.

[0008] A second problem-solving means is that the holding rib of the first problem-solving means has a soft elastic cover interposed at a tip for supporting the electric storage element.

[0009]

[Action]

According to the first aspect of the present invention, the power storage element and the controller plate can be formed as an integrated electrical part by the first means for solving the above problems. The hot water can be prevented from invading the water, and the reliability can be improved. Further, the power storage element can be supported without rattling.

According to the second problem-solving means, by supporting the power storage element via the cover, the power storage element can be firmly supported without being damaged, so that the power storage element can be firmly supported with respect to changes in the charging state and ambient temperature. Thus, even if the shape of the electric storage element changes, this change can be absorbed.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. FIG. 2 is a right sectional view of the vicinity of the right side of the holding rib 16 in FIG. 1 as viewed from the right side.
It is the figure which looked at from the bottom.

As shown in the figure, a flat heater 2 is disposed near the bottom of the container 1 to heat water contained therein. The body 3 covers the outer periphery of the container 1. The spout 4 is formed of a polypropylene resin or the like, is placed on the upper part of the body 3, and is supported by a flange provided on the upper part of the container 1. The hook 5 is located below the body 3, and sandwiches the body 3 with the spout 4. The cover 6 is sandwiched between the spout 4 and the body 3 and covers a lower surface of the spout 3. A tapping knob 7 that operates up and down is provided on the upper surface of the spout 4.

The control board 8 controls the temperature of the water in the container 1 and the like. The control board 8 is supported by a holder 9 in a lower space formed by the heater 2 and the kettle 5 substantially in parallel with the heater 2 and has a cover (waterproof). Cover) Covered with 10. The storage elements 11, 12, and 13 serve as a power source of an electric pump (not shown) for discharging water in the container 1 to the outside of the container 1, and include a capacitor or a rechargeable battery and a substrate (other base).
Plate), placed together on 14, holder 9 and cover
(Waterproof cover) In the space formed by 10, a board (other board) 14 is provided in a space remaining at one end of control board 8 so that the direction of board 14 is orthogonal to control board 8.

The electric storage elements 11, 12, and 13 are arranged in a staggered or random manner as shown in FIG. 2, for example, as shown in FIG. We support airtight.

The holder 9 is provided with two holding ribs 15 and 16, and the cover (waterproof cover) 10 is provided with the holding ribs 15 and 16.
The storage rib 17 is provided between the
The substrates 12 and 13 are supported without play, and the substrate 14 is supported by being separated from the holder 9 and the cover (waterproof cover) 10.

Covers 18, 19, 20 made of rubber or the like are engaged with the holding surfaces of the holding ribs 15, 16, 17, and the power storage elements 11, 12, 13 are formed via these covers 18, 19, 20. I try to support. For this reason, the power storage elements 11, 12, and 13 can be firmly supported without being damaged, and even if the shape of the power storage elements 11, 12, and 13 changes with respect to a change in a charging state or an ambient temperature, this change is not caused. Can be absorbed.

Since the storage elements 11, 12, and 13 are arranged in the remaining space after the control board 8 is arranged as described above, it is not always necessary to provide a plurality of storage elements depending on the structure of the lower part of the body. It goes without saying that an appropriate number and shape may be used.

The operation of the above configuration will be described. Container 1
When water is supplied into the heater and the heater 2 is energized by the commercial power supply to boil the water and the tapping knob 7 is pressed, a micro switch (not shown) incorporated therein is turned on, and the commercial power supply is normally used. The hot water can be taken out with the electric pump stored at the bottom.

On the other hand, while boiling the water in the container 1,
The storage elements 11, 12, 13 are provided with sufficient power to supply hot water, so that the cord can be removed after the kettle is turned off, and, for example, the hot water can be supplied from the storage elements 11, 12, 13 even when moved to the dining table. After that, if you plug it back in and connect it again, it will be charged while keeping warm, so you can use it without worrying about running out of batteries at any time.

[0021]

As described above, according to the present invention, the hot water can be safely supplied even when the cord is detached and used temporarily, the worry of running out of the battery is eliminated, the trouble of replacing the battery, and the replacement of the battery fluid from the old battery can be prevented. Leakage problems can be resolved, reliability is high, usability can be improved,
There is no entry of hot water or the like into the power storage element, the control board, or the like, there is no danger of insulation deterioration, the safety can be improved, and the power storage element can be supported without rattling.

Further, since the holding rib has a soft elastic cover interposed at the tip for supporting the power storage element, the power storage element is supported through the cover, so that the power storage element is firmly supported without being damaged. Therefore, even if the shape of the power storage element changes in response to changes in the charging state or the ambient temperature, this change can be absorbed.

[Brief description of the drawings]

FIG. 1 is a sectional view of a main part of an electric water heater according to one embodiment of the present invention.

FIG. 2 is a side view of a main part of the electric water heater with a part cut away.

FIG. 3 is a bottom view of a main part of the electric water heater.

FIG. 4 is a side view of the electric water heater.

FIG. 5 is a side view of a conventional electric water heater.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Container 2 Heater 8 Control board 11 Electric storage element 12 Electric storage element 13 Electric storage element 14 Substrate (other substrate)

────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Yasushi Morimoto 7-6 Tonoshimacho, Kadoma-shi, Osaka Excel Techno Co., Ltd. (56) References JP-A-63-43619 (JP, A) JP-A-63- 111821 (JP, A) JP-A-6-105745 (JP, A) JP-A-7-31542 (JP, A) JP-A-6-154080 (JP, A) JP-A-3-29616 (JP, A) JP-A-7-289427 (JP, A) JP-A 5-63419 (JP, U) JP-A 59-44923 (JP, U) JP-A 58-32724 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) A47J 27/21

Claims (2)

(57) [Claims] A container for storing water, a heater for heating water in the container, a control board for controlling a temperature of water in the container and provided in parallel with a lower portion of the heater; Storage element serving as a power source of an electric pump for discharging water of the outside of the container, and the storage element is disposed, facing the control board.
Conversely There and other substrate provided so as to be orthogonal, a holder for holding the control board, the control board and the holder
Cover from the side of the holder and the space formed by the control
And a waterproof cover for accommodating the substrate, prior to the energy storage device
In the storage space, the holder and the waterproof cover are supported so as to be sandwiched by holding ribs respectively provided on the waterproof cover, and the other substrate is
An electric water heater housed in the space separated from the holder and the waterproof cover. 2. The electric water heater according to claim 1, wherein the holding rib has a soft elastic cover interposed at a tip for supporting the electric storage element.