JP2000346407A - Humidifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a safe humidifier unit prevented from the flowing out of hot water heated by steam generator from an opening when the unit is tumbled. SOLUTION: In a humidifier unit evaporating water from a water tank 2 inside a unit main body 1 heating it with a tubular heater 11 and discharging generated steam from an opening 6 to the outside of the unit through a steam nozzle 7, the water filler 12 of the water tank 2 communicates with the steam nozzle 7. Therefore, a user has no danger of getting burn injury when the unit main body is tumbled, as the hot water from the tubular heater 11 and the cold water from the water tank 2 are mixed and lukewarm water flows out from the opening 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a humidifying device for an electric heater.

[0002]

2. Description of the Related Art The structure of a conventional humidifier will be described with reference to an example. FIG. 3 is disclosed in Japanese Patent Application Laid-Open No. 9-42719. In this example, a water storage tank 2 for storing water is provided in the apparatus main body 1, and a water storage tank 2 is provided beside the water storage tank 2. A hollow pipe 3 formed of a copper tube is vertically mounted. At the bottom of the water storage tank 2 is a conducting tube 4
And is connected to the lower end of the hollow pipe 3 by a connecting tube 5 made of silicone rubber.

At the upper end of the hollow pipe 3, an opening 6
Are connected by a connection tube 8. The steam generated in the hollow pipe 3 is supplied to the steam outlet 7
From the opening 6 of the apparatus main body 1. Here, a fluororesin 9 is applied to the surfaces of both ends of the hollow pipe 3, that is, the surfaces of the connection portions with the connection tubes 5 and 8. Further, a tubular heating section 11 is formed by winding a heating element 10 at a substantially central portion of the hollow pipe 3. A water inlet 12 is provided at an upper portion of the water storage tank 2.

In this humidifier, water is first supplied from the water inlet 12 into the water storage tank 2. The supplied water is guided from the bottom of the water storage tank 2 to the lower part of the hollow pipe 3 through the conduit 4. In this state, electricity is supplied to the heating element 10 of the tubular heating section 11 of the hollow pipe 3 to heat and evaporate water in the pipe. The generated steam is discharged from the opening 6 of the steam outlet 7 to the outside of the apparatus main body 1, that is, the room in which the humidifying device is installed, thereby humidifying the room.

FIG. 4 is disclosed in Japanese Patent Application Laid-Open No. 5-5543. In this example, when the apparatus body falls down, the hot water heated by the steam generating section of the humidifying apparatus is used. This prevents direct discharge from the steam outlet. According to this, the ribs 13 are provided in the inside of the steam outlet 16 so as to be divided into the opening 14 and the hollow portion 15, and the hot water is stored in the hollow portion 15 even if the main body falls down. However, even in this case, the discharge of hot water from the opening 14 may be unavoidable, and if a nearby user is involved, there is a risk of burns.

[0006]

In the conventional humidifying apparatus, when a user accidentally turns over the apparatus body, the hot water heated by the steam generating section of the humidifying apparatus is directly discharged from the opening. The user may be burned by wearing the hot water.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a safe humidifying device in which hot water heated by a steam generating section is not directly discharged from an opening even when the apparatus body falls.

[0008]

In order to achieve the above object, a humidifier according to the present invention is characterized in that water from a water storage tank provided in an apparatus body is evaporated by being heated by a heating unit. In a humidifier that discharges steam from the opening to the outside of the apparatus through a steam outlet, the water inlet of the water storage tank and the steam outlet are connected to each other. According to such a configuration, when the apparatus main body falls, the hot water from the heating unit and the cold water from the water storage tank are mixed through the steam outlet and the water inlet, respectively. As a result, the temperature of the hot water drops rapidly, and the hot water is discharged out of the apparatus main body in a lukewarm state, so that there is no danger of the user being burned.

Further, a lid is provided over the water inlet and the steam outlet of the water storage tank, and when the lid is closed, the guide wall for guiding steam is formed to separate the water inlet and the steam outlet. A member is provided on the lid, and the generated steam can be smoothly discharged to the outside of the apparatus main body by the guide wall member.

On the other hand, a mechanism that allows the water inlet of the water storage tank to communicate with the steam outlet only when the main body of the device is tilted, such that the space between the water inlet and the steam outlet is shielded when the main body of the device is placed in the normal position. When a guide wall member is provided that moves so as to open the shield when the apparatus main body is tilted, the main body of the apparatus can close the water injection port of the water storage tank when the apparatus is placed in a normal position, and foreign matter enters the water storage tank, It is possible to prevent the stored water from evaporating wastefully.

Further, when a steam receiver is provided between the heating section and the steam outlet, the generated steam can be once guided to the steam outlet, and a gentle steam can be discharged to the outside of the apparatus main body. Also, if the device body falls down,
It is possible to prevent the heated hot water from being directly discharged to the outside of the apparatus main body.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a humidifier according to the present invention will be described with reference to FIG. In the humidifier according to the present invention, a water storage tank 2 for storing water is provided in a main body 1 of the apparatus, and a hollow pipe 3 formed of a copper pipe is vertically mounted beside the water storage tank 2. A conducting tube 4 is provided at the bottom of the water storage tank 2, and is connected to a lower end of the hollow pipe 3 by a connection tube 5 formed of silicone rubber. Fluororesin 9 is applied to the surfaces of both ends of the hollow pipe 3, that is, the surfaces of the connection portions with the connection tubes 5 and 8. Further, a tubular heating section 11 is formed by winding a heating element 10 at a substantially central portion of the hollow pipe 3.

Here, a steam outlet 7 is provided in the upper part of the apparatus main body 1, and is provided with a water inlet 12 and a steam outlet 17.
Since it has an integrated structure having both of them, it can be easily and inexpensively manufactured. Regarding this steam outlet 7,
One water inlet 12 is connected via a connection pipe 18 to a connection port 19 provided at the upper part of the water storage tank 2. The other steam outlet 17 is connected to the upper end of the hollow pipe 3 by a connection tube 8. Further, the tubular heating unit 11
And a steam receiver 20 provided between the steam outlet 7 and the steam receiver 20 for receiving steam from the tubular heating unit 11.
The steam flows to the steam outlet 7.

A lid 22 that can be opened and closed about a rotating shaft 21 is attached to an upper portion of the steam outlet 7. The lid 22 has a plurality of openings 6 for discharging steam to the outside of the apparatus main body 1. On the inner surface side of the lid 22, a lid 2
When the device 2 is closed, the steam flows smoothly.
A guide wall 23 is provided so as to flow out of the device. Further, a partition wall 24 extending toward the guide wall 23 is provided inside the steam outlet 7. Thereby, at the time of water supply, the path to the water inlet 12 becomes a funnel type, so that water does not leak to other parts, and work becomes easy.

In the humidifier having the above-described structure, the lid 22
Is opened around the rotation shaft 21, and water is supplied from the water inlet 12 into the water storage tank 2. The supplied water is guided from the bottom of the water storage tank 2 to the lower part of the hollow pipe 3 through the conduit 4. In this state, the heating element 10 of the tubular heating part 11 of the hollow pipe 3 is energized, and the water in the pipe is heated to 90 to 95 ° C. to evaporate. The generated steam rises through the steam outlet 17, but is blocked by the steam receiver 20, and the direct opening 6
, And is once led to the steam outlet 7. Thereby, a gentle steam can be obtained. By guiding the vapor by the guide wall 23, the vapor is smoothly discharged from the opening 6 of the lid 22 to the outside of the apparatus main body 1, that is, the room in which the humidifying device is installed, and humidification can be performed without waste.

When the apparatus main body 1 falls down, the hot water in the tubular heating section 11 flows out of the steam jet port 17 but is blocked by the steam receiver 20, so that it is not directly discharged to the outside of the apparatus main body 1. , Once flows into the steam outlet 7. At the same time, since the cold water flows from the water storage tank 2 through the water inlet 12 into the steam outlet 7, the hot water and the cold water are mixed at the steam outlet 7 and become water at 40 to 50 ° C. and flow out of the apparatus body 1. Thus, the risk of burns is small even if it is applied to the user. When the device main body 1 falls, the water at 40 to 50 ° C. is discharged from the opening 6 when the lid 22 is closed, and directly from the upper portion of the device main body 1 when the lid 22 is open. Discharge.

Further, according to the embodiment as shown in FIG. 2, when the apparatus main body 1 is placed in the normal position, the water inlet 12 and the steam outlet 7 can be completely isolated by the guide wall 23. Thereby, the generated steam is directed to the opening 6 more efficiently. In addition, by blocking the water inlet 12 of the water storage tank 2, foreign substances can be prevented from being mixed into the water storage tank 2, and the stored water can be prevented from being unnecessarily evaporated. If the apparatus main body 1 falls over, the guide wall 23 is opened, so that the water inlet 12 and the steam outlet 7 communicate with each other, so that cold water flows. Therefore, it is possible to prevent the hot water from being directly discharged to the outside of the apparatus main body 1.

[0018]

According to the present invention, even if a user accidentally turns over the apparatus main body, the heated hot water and the cold water in the water storage tank simultaneously flow into the steam outlet and mix with each other. The discharged water will be water at 40-50 ° C,
It is very safe to prevent the user from getting burned.
Further, since the steam outlet is constituted by one part, it can be easily and inexpensively manufactured.

Further, by providing a guide wall for smoothly discharging the steam to the outside of the apparatus main body, it is possible to prevent the steam from staying in the apparatus for a long time and to form water droplets again, which is very efficient and economical. It is.

On the other hand, when a mechanism is provided to allow the water inlet and the steam outlet to communicate when the apparatus main body falls down, foreign matter enters the water storage tank by closing the water inlet of the water storage tank when the apparatus main body is in the normal position. The stored water can be prevented from evaporating needlessly.

Further, by providing the steam receiver between the heating section and the steam outlet, the steam generated in the heating section can be once guided to the steam outlet. As a result, gentle steam can be released to the outside of the device. Also, if the apparatus main body falls down, the heated hot water can be prevented from being directly discharged to the outside of the apparatus main body, which is very safe.

[Brief description of the drawings]

FIG. 1 is a schematic sectional view showing an example of an embodiment of a humidifier according to the present invention.

FIG. 2 is a schematic sectional view showing an example of an embodiment of a humidifier according to the present invention.

FIG. 3 is a cross-sectional view showing an example of a conventional humidifier.

FIG. 4 is a sectional view showing an example of a steam outlet of a conventional humidifier.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Device main body 2 Water storage tank 3 Hollow pipe 6 Opening 7 Steam outlet 10 Heating element 11 Tubular heating part 12 Water inlet 13 Stripping rib 14 Opening 15 Hollow 16 Steam outlet 17 Steam outlet 20 Steam receiver 22 Cover 23 Guide wall

Claims (5)

[Claims] 1. A humidifier that evaporates water from a water storage tank provided in an apparatus main body by heating in a heating unit, and discharges generated steam to the outside of the apparatus from an opening through a steam outlet. A humidifier, wherein a water inlet of a tank and the steam outlet communicate with each other. 2. A steam guiding guide wall member having a lid straddling the water inlet and the steam outlet, and having a shape separating the water inlet and the steam outlet when the lid is closed. The humidifier according to claim 1, wherein the humidifier is provided on the lid. 3. A humidifier in which water from a water storage tank provided in an apparatus main body is evaporated by being heated by a heating unit, and generated steam is discharged from an opening through a steam outlet to the outside of the apparatus. A humidifier, wherein a communication means for connecting the water inlet of the water storage tank and the steam outlet when the main body is tilted is provided. 4. A guide wall member as said communication means, wherein said guide wall member is positioned so as to shield between said water inlet and said steam outlet when said apparatus main body is properly positioned, and moves so as to release said shield when said apparatus main body is tilted. The humidifier according to claim 3, further comprising: 5. A steam receiver is provided between the heating unit and the steam outlet, and after the steam from the heating unit is received by the steam receiver, the steam flows to the steam outlet. The humidifier according to any one of claims 1 to 4.