JP2005328945A - Electric kettle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reduce an installation area for an electric kettle provided with a water storage tank storing water to be replenished to a container. <P>SOLUTION: This electric kettle comprises the container 24 provided inside a main body 21 for housing the water 22, a heating means 25 for heating the water inside the container, a lid body 38 for covering the upper opening part of the container, the water storage tank 23 for storing the water to be replenished to the container, and a steam path 38c provided inside the lid body and communicating with outdoor air through the container and a stem port 38b, and the water storage tank 23 is provided on the upper part of the main body 21 evading the steam port 38b so as not to close it. Thus, since the water storage tank 23 is positioned at the upper part of the main body 21, the installation area of equipment becomes the area of only the main body 21 and is reduced. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an electric water heater equipped with a water storage tank for supplying water to a container in a main body.

  Conventionally, as this type of electric water heater, for example, a water storage tank for replenishing water to a container in the main body is provided on the side of the main body (see, for example, Patent Document 1).

As shown in FIG. 2, the specific configuration includes a container 4 provided in the main body 1 for containing the water 2, heating means 5 for heating the water 2 in the container 4, and a lid that covers the upper opening of the container 4. 18, a water storage tank 3 that stores the water 2 that is replenished to the container 4, provided side by side with the main body 1, and a steam passage 18 b that is provided in the lid 18 and communicates with the outside air through the container 4 and the steam port 18 a. A lead-out path 11 connected to the container 4 for leading hot water to the discharge port 10, a water level sensor 6 having three water level detection elements 6 a to 6 c for detecting the amount of water in the container 4, the container 4 and the water storage tank 3. A water supply path 7 to be connected, a water supply pump 8 for pumping up the water 2 of the water storage tank 3, and a pumping path 9 were configured. And when the hot water in the container 4 decreases, the water supply pump 8 is operated by the detection of the water level sensor 6, and the water 2 is automatically replenished to the container 4 through the pumping path 9 and the water supply path 7.
JP 2003-325347 A

  However, in the conventional configuration, since the water storage tank 3 is provided on the side of the main body 1, an installation surface of the main body 1 and the water storage tank 3 is necessary, and the installation area of the entire device is increased. It was.

  The present invention solves the above-described conventional problems, and an object thereof is to provide an electric water heater that can reduce the installation area of equipment.

  In order to solve the above-mentioned conventional problems, the electric water heater of the present invention has a water storage tank provided above the main body so as not to close the steam port of the steam passage.

  Thereby, since the water storage tank is located above the main body, the installation area of the device is reduced.

  The electric water heater of the present invention can reduce the installation area of equipment.

  A first aspect of the present invention is a container for storing water provided in a main body, heating means for heating water in the container, a lid covering an upper opening of the container, and water for replenishing the container. A water storage tank, and a steam passage communicating with the inside of the container and discharging steam from the steam port to the outside. The water storage tank is provided above the main body so as not to block the steam port of the steam passage. By setting it as an electric water heater, since the water storage tank is located above the main body, the installation area of an apparatus becomes small.

  In the second invention, in particular, in the first invention, the water storage tank is detachably installed above the main body, so that the water storage tank can be removed from the main body and only the water storage tank can be carried. Can be replenished. Moreover, even if a water storage tank is removed, it can be used only with the main body.

  According to a third aspect of the invention, in particular, in the first or second aspect of the invention, the lid is detachably installed above the container, so that the lid can be removed from the container, and water in the container can be easily drained. It can be drained.

  In the fourth aspect of the invention, in particular, in any one of the first to third aspects of the invention, the steam passage is erected so as to penetrate the water storage tank, whereby the water storage tank can be prevented from being deformed by steam. At the same time, the steam passage can perform a guide function when the water storage tank is attached and detached.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment)
FIG. 1 shows an electric water heater according to an embodiment of the present invention.

  As shown in the figure, a container 24 for containing water 22 is provided in the main body 21 and is formed in a bottomed cylindrical shape with a stainless steel plate, and a heating means 25 for heating the water 22 in the container 24 on the bottom side. Is fixed. The rated power consumption of the heating means 25 is 1000 W, and 75 W when keeping warm. One outlet 31 is connected to a water receiving port 24b provided at the bottom of the container 24 via a pump 36, and the pump 36 is operated to discharge hot water from the discharge port 30 to the outside of the main body 21 when the hot water is discharged. It is a route. An opening 21b is provided in the main body 21 so as to face the outlet path 31 from the outside of the main body 21 on the front surface (discharge port 30 side) of the main body 21, and the main body water level for displaying the amount of water in the container 24 in the opening 21b. A display unit 21a is provided. The main body water level display portion 21a is provided at a position on the right side of the main body 21 toward the front side at a position avoiding the discharge port 30 with respect to the center line of the front surface of the main body 21. The main body water level display portion 21a is made of PET film resin, and a water level display scale and a transparent window (both not shown) are printed on the surface thereof. The main body water level display portion 21a is adhered to the main body 21 with a double-sided tape or the like attached to the back surface. The opening 21b of the main body 21 is covered. The control means 41 controls the operation of the device. Here, the heating means 25 and the pump 36 are controlled.

  The lid body 38 covers the upper opening of the container 24. The lid body 38 is provided with a steam vent hole 38a on the container 24 side, and the lid body 38 has a steam that communicates the steam vent hole 38a and the steam port 38b. A passage 38c is provided. The lid 38 is rotatable with respect to the main body 21 and is detachably attached from above the container 24. The water storage tank 23 is detachably mounted above the main body 21 and stores water for supplying water 22 to the container 24. In the present embodiment, the steam passage 38 c is erected above the lid body 38 so as to penetrate the water storage tank 23. The water storage tank 23 is provided with a through hole so that the steam passage 38c is inserted.

  The configuration of the steam passage 38c and the water storage tank 23 is not particularly limited. In short, when the water storage tank 23 is provided above the main body 21, avoid the steam port 38b of the steam passage 38c from being blocked. Various configurations can be considered by considering the position of the steam port 38b, the shape of the water storage tank 23, and the like.

  The water storage tank 23 includes a tank body 23d and a replenishment cap 23e. The tank body 23d is blow-molded with polypropylene resin, and the replenishment cap 23e is injection-molded with polypropylene resin. The replenishing cap 23e can be removed from the tank body 23d, and is sealed with silicone rubber or the like so that the water 22 does not leak from the coupling portion when attached. The opening 23c provided on the top surface of the supply cap 23e is provided with a water stop valve 42 that is biased by a spring 39 and opens and closes the opening 23c when the water storage tank 23 is attached or detached. The water stop valve 42 is made of soft rubber such as silicone rubber so that the water 22 does not spill out from the opening 23c when the water tank 23 is removed, such as when the water tank 23 is to be replenished. It is a thing. When the water storage tank 23 is attached to the main body 21, the water stop valve 42 urged to close the opening 23 c by the spring 39 is lifted, and the opening 23 c is opened. This is a mechanism in which the water 22 accommodated in the water comes out of the opening 23c.

  The water supply tray 43 provided on the upper part of the main body 21 is installed with the water storage tank 23 detachably fitted thereto, and the water 22 flowing out from the opening 23c when the water storage tank 23 is attached to the main body 21. It is what you receive. The communication port 43 a provided on the bottom surface of the water supply tray 43 is provided with a water supply valve 32 that is biased by a spring 40 and opens and closes the communication port 43 a when the water storage tank 23 is attached and detached. The water supply valve 32 is made of soft rubber such as silicone rubber. When the water storage tank 23 is attached to the main body 21, the water supply valve 32 urged by the spring 40 to close the communication port 43 a is provided. Since the communication port 43a is pushed down, the water 22 in the water supply tray 43 is introduced from the communication port 43a. In the present embodiment, the water stop valve 42 and the water supply valve 32 are provided so as to open and close in conjunction with each other, but each valve may be opened and closed independently.

  One of the water supply channels 27 communicates with the inlet 24c provided at the bottom of the container 24, and the other communicates with the communication port 43a provided at the bottom of the water supply tray 43, and water 22 is supplied to the container 24 during water supply. This is the route to introduce.

  In addition, when the water storage tank 23 is attached to the main body 21, an opening 23 c provided on the top surface of the replenishment cap 23 e (the lowermost end surface 23 b of the water storage tank 23) is filled with a full water level 24 a It is set to be the same height.

  Here, a tank water level display portion 23 a for displaying the amount of water in the water storage tank 23 is provided on the front surface (discharge port 30 side) of the water storage tank 23. The tank water level display part 23a is provided above the main body water level display part 21a, and is located at the right side of the main body 21 at a position avoiding the discharge port 30 with respect to the center line of the container 24, similarly to the main body water level display part 21a. Provided. The tank water level display unit 23a has a water level display scale formed on the tank main body 23d and is positioned on the same line as the main body water level display unit 21a.

  About the electric water heater comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  First, the water storage tank 23 is removed from the main body 21. Then, the supply cap 23e is removed from the tank body 23d by reversing, and the water 22 is supplied to the water storage tank 23. When the replenishment is completed, the replenishment cap 23e is attached to the tank main body 23d to return to the original state, and the water storage tank 23 is fitted into the water supply tray 43 provided at the upper part of the main body 21 and installed. When the water storage tank 23 is attached to the main body 21 in this way, the water stop valve 42 that is urged to close the opening 23c by the spring 39 is lifted, and the spring 40 is urged to close the communication port 43a. The water supply valve 32 is pushed down in conjunction with the water stop valve 42. As a result, the opening 23c and the communication port 43a are opened, so that the water 22 stored in the water storage tank 23 is introduced into the water supply passage 27 via the water supply tray 43, and the weight of the water 22 stored in the water storage tank 23 is reduced. Then, the container 24 is supplied with water.

  Here, since the water tank 23 has a tank body 23d blow-molded with polypropylene resin, the air layer above the water tank 23 is hermetically sealed, and the air enters the water tank 23 to prevent the water from entering the water tank 23. The number of openings 23c is limited to 23. When the opening 23c is submerged during the water supply from the water storage tank 23, the air supply into the water storage tank 23 stops and the water supply stops.

  The water 22 supplied into the container 24 is heated to a predetermined temperature and kept warm by a heating means 25 attached to the bottom. When it is desired to discharge the hot water in the container 24, the hot water is led out of the main body 21 from the outlet path 31 and the discharge port 30 by operating the pump 36.

  The steam generated in the container 24 is discharged from the steam vent hole 38a through the steam passage 38c in the lid 38 and out of the main body 21 through the steam port 38b.

  As described above, in the electric water heater of the present embodiment, the water storage tank 23 is positioned above the main body 21 by providing the water storage tank 23 above the main body 21 so as not to block the steam port 38b. Therefore, the installation area of the device can be reduced.

  Further, by installing the water storage tank 23 detachably above the main body 21, the water storage tank 23 can be detached from the main body 21 and only the water storage tank 23 can be carried, and the water 22 can be replenished more easily. . Moreover, even if the water storage tank 23 is removed, the main body 21 can be used alone. Moreover, the cover 38 can be removed from the container 24 by installing it detachably above the container 24, and water can be drained more easily. Further, the steam passage 38c is erected so as to penetrate the water storage tank 23, thereby preventing deformation of the water storage tank 23 due to steam and performing a guide function when the water storage tank 23 is attached or detached.

  Note that the requirements described in the above-described embodiment can be appropriately combined as necessary to configure the electric water heater, and are not limited to the configuration of the embodiment itself.

  As described above, the electric water heater according to the present invention can be applied to a hot water supply device having a water storage tank because the installation area of the device can be reduced.

Sectional drawing of the electric water heater in embodiment of this invention Sectional view of a conventional electric water heater

Explanation of symbols

21 body 22 water 23 water storage tank 24 container 25 heating means 38 lid 38b steam port 38c steam passage

Claims (4)

A container provided in the body for containing water, heating means for heating the water in the container, a lid covering the upper opening of the container, a water storage tank for storing water to be supplied to the container, A steam passage that communicates with the inside of the container and discharges steam from the steam port to the outside, and the water storage tank is provided above the main body so as not to block the steam port of the steam passage. The electric water heater according to claim 1, wherein the water storage tank is detachably installed above the main body. The electric water heater according to claim 1 or 2, wherein the lid is detachably installed above the container. The electric water heater according to any one of claims 1 to 3, wherein the steam passage is erected so as to penetrate the water storage tank.

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