JP2000104955A - Humidifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a humidifier which prevents leakage of water from a between a steam lead-out tube and a heating water tank and thereby enhances waterproofness. SOLUTION: In a humidifier 10 equipped with a heating water tank 60 evaporating water W by heating, a feed water tank supplying the water W to this heating water tank 60 and a steam lead-out tube 20 fitted to the upper side of the heating water tank 60 and so designed as to lead steam S to an outlet 58 at a prescribed position, a waterproofing packing 30 is fitted to a gap between the heating water tank 60 and the steam lead-out tube 20. In this constitution, the packing is formed to have a section almost shaped like a letter J, U or S partially or wholly. Thereby joining properties of the heating water tank 60 with the steam lead-out tube 20 is made excellent and the waterproofness of the humidifier 10 is further improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a humidifier suitable for keeping water in a room at an appropriate humidity by evaporating water by using a heated water tank mainly in ordinary households. Humidifier.

[0002]

2. Description of the Related Art In recent years, as a humidifier, due to the problem of hygiene, a heating humidifier that supplies water from a water supply tank to a heating water tank provided with an electric heater and evaporates and humidifies the water in the heating water tank. Is the mainstream.

FIG. 4 shows a conventional heating type humidifier.
This will be described with reference to FIG. FIG. 4 is a vertical sectional side view of the humidifier for explaining the conventional humidifier.

[0004] As shown in FIG. 4, the main components of a conventional humidifier 50 are a heating water tank 60 for heating and evaporating water, a water supply tank 70 for supplying water to the heating water tank 60, and water from the water supply tank 70. And a water receiving tank 80 for supplying water by communicating with the heated water tank 60, and a steam outlet mounted above the heated water tank 60 and guiding steam generated in the heated water tank 60 to an outlet 58 provided at a predetermined position. Cylinder 90,
And a main body storage container 52 that stores these components.

Hereinafter, each of the above-described main components of the conventional humidifier 50 will be described in detail with reference to FIG. First, the heating water tank 60
Is supplied with water from the water receiving tank 80, so that the water receiving tank 8
It has a substantially mortar-shaped shape provided with an opening 62 communicating with 0 and a water supply channel 64, and an electric heater 66 for heating the heating water tank 60 is attached to the bottom of the heating water tank 60. .

The water supply tank 70 includes a water stop valve 72 having a substantially frustoconical shape and a spring 74 for adjusting the position of the water stop valve 72.
And a cap 78 having a shaft 76 on which the spring 74 is mounted.
Is attached to the opening 79 of the water supply tank 70. The water supply tank 70 is provided in the main housing 52 of the humidifier 50.
When the user of the humidifier 50 supplies water, the water supply tank 70 is removed from the main body storage container 52, the opening 79 is turned upward, and the cap 78 is removed to supply water. On the other hand, the user supplies a desired amount of water to the water supply tank 70.
When water is supplied to the main body storage container 52, the opening 79 of the water supply tank 70 is turned downward so that the water
0, the cap 78
The shaft 76 is pushed up.

The water stop valve 72 of the cap 78 attached to the opening 79 of the water supply tank 70 has a water supply port on the upper surface of the cap 78 by the restoring force of the spring 74 when the water supply tank 70 is detached from the main body storage container 52. Is closed to prevent water leakage, but when mounted in the main body storage container 52, as described above, the water receiving tank 80
Lifted by the push-up boss 82 prepared in
The water inlet is open.

The steam outlet cylinder 90 is formed so as to be separable from the heated water tank 60, is installed at a predetermined position of the main body storage container 52 above the heated water tank 60, and blows out steam S generated from the heated water tank 60. To lead to. In addition, in FIG. 4, W is water and A is air in a water supply tank.

The basic operation of the conventional heating type humidifier 50 having the above configuration will be described. First, when a user injects a desired amount of water into the water supply tank 70 and mounts the water supply tank at a predetermined position on the main body storage container 52, the push-up boss 82 provided in the water receiving tank 80 allows the water supply tank 70 to be filled with water, as described above. The water stop valve 72 of the cap 78 is pushed up, and the water W is
0 and the heated water tank 60 communicating with the water receiving tank 80. When the water surface reaches the water inlet of the cap 78, air stops flowing into the water supply tank 70, the air A in the water supply tank 70 is reduced in pressure, the supply of water W is stopped, and the water surface is constantly maintained at the set position. It is designed to drip.

As described above, when the water W is supplied to the heating water tank 60 and the user starts operating the humidifier 50, the heating water tank 60 is heated by the electric heater 66 attached to the bottom of the heating water tank 60, and the water is heated. W boils and evaporates, and water vapor S is discharged into the room from the outlet 58 through the vapor discharge tube 90 to humidify the room.

Although not shown in the drawings, the conventional humidifier is provided with a hygrometer and a setting unit, which are set so that the indoor humidity can always be maintained at a suitable value. When the remaining amount of water in the water supply tank becomes low, a predetermined indicator light flashes to prompt water supply, or the heating circuit is automatically cut off. Further, the electric heater of the heated water tank is provided with various safety functions such as attaching a temperature fuse.

[0012]

By the way, as described above, in the conventional humidifier, the steam outlet tube is formed so as to be separable from the heating water tank, and by removing this steam outlet tube, maintenance of the humidifier can be performed. It is easy to do.

However, tap water is used as water supplied to the heating water tank in ordinary ordinary households.
a, Mg, etc. are contained, and when tap water is boiled in a heating water tank, water droplets fly off, enter the gap between the steam outlet tube and the heating water tank, and evaporate at that location, these mineral components Is precipitated as salts such as calcium carbonate and magnesium carbonate.

If this is left for a long period of time, the deposited salts are stacked and push the gap between the steam outlet tube and the heating water tank, and as a result, the water in the heating water tank leaks out from this gap, and the humidifier waterproofs. It is assumed that the performance is deteriorated. An object of the present invention is to solve the above-mentioned problems (problems), to provide a humidifier that prevents water leakage from a gap between a steam outlet tube and a heating water tank and has improved waterproofness.

[0015]

According to the present invention, in order to solve the above problems, in the humidifier according to the first aspect, a heating water tank for heating and evaporating water and supplying water to the heating water tank. In a humidifier provided with a water supply tank and a steam outlet tube attached above the heating water tank and configured to guide steam to an outlet at a predetermined position, a humidifier for waterproofing a gap between the heating water tank and the steam outlet tube. It was configured to attach packing. With this configuration, it is possible to prevent water droplets from leaking from the heating water tank by the waterproof packing, and to prevent water from leaking into the gap between the steam outlet tube and the heating water tank. Since the expansion of the gap can be prevented, a humidifier with improved waterproofness can be obtained.

A humidifier according to a second aspect of the present invention includes a heating water tank for heating and evaporating water, a water supply tank for supplying water to the heating water tank, and a water tank mounted above the heating water tank to supply water vapor to a predetermined position. In a humidifier provided with a steam outlet tube led to an outlet, a part or all of the gap between the heating water tank and the steam outlet tube has a substantially J-shaped section, a substantially U-shaped section, or a substantially S-shaped section. A waterproof packing formed in any one of the U-shape was attached. When the packing for waterproofing is formed in this way, the adhesion to the heating water tank and the steam outlet tube is improved, and the waterproofness of the humidifier is further improved.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of a humidifier according to the present invention will be described with reference to FIGS. FIG. 1 is a longitudinal side view showing an embodiment of a humidifier 10 of the present invention, FIG.
FIG. 2B is a longitudinal sectional side view in which a part of FIG. 1 is enlarged. FIG. 3 is a bottom view showing a state in which waterproof packing is attached to the bottom of the steam outlet tube used in the humidifier of the present invention. 1 to 3, the same components as those shown in FIG. 4 are denoted by the same reference numerals, and description thereof is omitted.

First, the configuration of the humidifier 10 of the present invention is basically the same as that of the conventional humidifier 50 shown in FIG. 4, but as shown in FIG. Packing 3 for waterproofing in the gap between
There is a feature in the configuration in that 0 is attached.

As shown in FIG. 3, the shape of the packing 30 has a circular shape obtained by joining a circular shape and a rectangular shape in accordance with the shape of the bottom surface of the steam outlet tube 20 and the shape of the upper surface of the heating water tank 60. I have. FIGS. 2 (A) and 2 (B) are partially enlarged longitudinal side views showing a state in which the packing 30 is attached to the bottom of the steam outlet tube 20 and installed above the heating water tank 60 in FIG. As shown in FIG. (A), a part of the cross-sectional shape is substantially J-shaped or substantially S-shaped as shown in FIG.

With the above configuration, the basic operation of the humidifier 10 of the present invention will be described with reference to FIGS. Similarly to the above-described conventional humidifier 50, the humidifier 10 of the present invention also boils and evaporates water W by a heating water tank 60 installed in a main body storage container 52, and the humidifier 10 is discharged from the outlet 58 through the steam outlet tube 20. The steam S is released, and the room is always kept at a suitable humidity.

At this time, as shown in FIG.
Is mounted on the bottom surface of the steam outlet tube 20, and the steam outlet tube 20 is installed above the heating water tank 60 with the packing 30 attached, so that water boils in the heating water tank 60 and water droplets scatter. Even in this state, the packing 30 can prevent water from leaking from the gap between the steam outlet tube 20 and the heating water tank 60 and prevent water from entering the gap. Therefore, the interval due to the precipitation of mineral salts in this gap increases,
The situation where the waterproofness of the humidifier 10 is reduced can be prevented. As shown in FIGS. 2A and 2B, a part of the packing 30 has a substantially J-shaped or substantially S-shaped cross section.
Because of the letter shape, the tightness between the packing 30, the steam outlet tube 20, and the heating water tank 60 is improved, so that the waterproof effect is further improved.

The humidifier of the present invention is not limited to the above embodiment, and various changes can be made. For example, in the above-described embodiment, the packing has a rectangular shape in a plan view, and a cross-sectional shape has been described as having a substantially J-shaped or S-shaped cross-section in some places. It may be changed correspondingly. Further, even if a steam outlet tube or a heated water tank having a shape different from that of the steam outlet tube or the heated water tank described in the above embodiment is used, it is needless to say that the steam outlet tube or the heated water tank is included in the humidifier of the present invention.

[0023]

The humidifier of the present invention has the following excellent effects because it is configured as described above. (1) As described in the first aspect, when a waterproof packing is attached to a gap between the heating water tank and the steam outlet tube, leakage of water droplets from the heating water tank can be prevented by the waterproof packing. In addition, it is possible to prevent infiltration into the gap between the steam outlet tube and the heating water tank, so that it is possible to prevent the gap from being enlarged due to precipitation of salts such as minerals, so that a humidifier with improved waterproofness can be obtained.

(2) As described in claim 2, when the shape of the packing is partially or entirely formed into any one of a substantially J-shaped cross section, a substantially U-shaped cross section, and a substantially S-shaped cross section, Adhesion with the humidifier and the steam outlet tube is improved, and the waterproofness of the humidifier is further improved.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional side view showing an embodiment of a humidifier of the present invention.

FIGS. 2A and 2B are partially enlarged longitudinal side views of FIG.

FIG. 3 is a bottom view showing a state in which packing used for the humidifier of the present invention is mounted.

FIG. 4 is a vertical sectional side view showing a schematic configuration of a conventional humidifier.

[Explanation of symbols]

 10: Humidifier 20: Steam outlet cylinder 30: Packing 58: Outlet 60: Heated water tank 70: Water supply tank S: Steam W: Water

Claims (2)

[Claims] 1. A heating water tank for heating and evaporating water, a water supply tank for supplying water to the heating water tank, and a steam attached above the heating water tank to guide water vapor to an outlet at a predetermined position. A humidifier provided with an outlet tube, wherein a waterproof packing is attached to a gap between the heated water tank and the steam outlet tube. 2. A heating water tank for heating and evaporating water, a water supply tank for supplying water to the heating water tank, and a steam mounted above the heating water tank to guide water vapor to an outlet at a predetermined position. In a humidifier provided with a lead-out tube, a part or the whole is formed in any of a substantially J-shaped cross-section, a substantially U-shaped cross-section, or a substantially S-shaped cross-section in a gap between the heating water tank and the steam derivation tube. A humidifier characterized by mounting a waterproof packing.