JPH11148690A - Humidifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To contrive a structure not obstructing easiness for assembling or cleaning by decreasing temperature of humidifier vapor or a cover part by a method wherein a heating body is provided on an inner container, and one end of an air duct is allowed to communicate with supply air opening of a blower provided on an outer container, and an air outlet of the other end of the air duct is provided in the vicinity of vapor-discharging opening. SOLUTION: An inner container 2 is accommodated inside an outer container 1, and a heater 3 is provided on a lower surface of the inner container 2. A cover 4 is provided on an opening part of the outer container 1, and an opening part of the inner container 2 is closed by the cover 4. A blower 8 is provided inside the outer container 1 oppositely to an air inlet 7 provided on a body of the outer container 1, and a lower end of an outer container passage 11 communicates with supply air opening 12 of the blower 8. The blower 8 is driven at the same time as or at elapse of desired time delay from switching on the heater 3, and air is discharged from an air outlet 35 to the outside through an outer container passage 11 and a cover inner passage 32. Discharged air, a discharging direction of which is changed to an inner direction by an inclined pot 36, is mixed with vapor above a vapor-discharging opening 31.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a humidifier for discharging water vapor generated when water is boiled into a room to perform humidification.

[0002]

2. Description of the Related Art As a humidifier for generating water vapor by boiling water and releasing the water vapor into a room to perform humidification, a pot type for directly heating and evaporating water contained in a pot-shaped container, and a humidifier for putting into a tank. There is known an evaporator type in which water is temporarily transferred to an evaporator and heated and evaporated in the evaporator.

The above-mentioned pot-type humidifier is characterized in that since the entire container is heated to a high temperature, the temperature difference inside is small, and thus the amount of condensation is small and a sufficient amount of steam can be obtained. For this reason, a blower for promoting the release of steam has conventionally been unnecessary.

On the other hand, an evaporator-type humidifier heats a small evaporator installed in a part of the inside of the humidifier to generate steam, so that the temperature difference inside the humidifier is large. For this reason, dew condensation increases and the amount of released steam decreases, so that a blower is installed to promote the release, and an outlet for air sent from the blower is provided near the opening of the evaporator. (For example, see JP-A-8-327100).
No.).

[0005]

The above-mentioned pot type humidifier has an advantage that a sufficient amount of steam can be obtained. However, since the steam and a part of the lid around the steam hole become high in temperature, sufficient care must be taken in handling. And the diffusion of the released vapor is insufficient. In order to solve these problems, a blower is provided as in the above-described evaporator type humidifier, and its air outlet is provided near the opening of the inner container.
The structure becomes complicated, and there is a problem that the assembling workability and the cleaning property are impaired.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a humidifier having a structure in which a blower is provided in a pot-type humidifier to lower the temperature of steam and a lid portion, and which does not impair assembly workability and cleanability.

[0007]

In order to solve the above-mentioned problems, the present invention provides a method of mounting a heating element on an inner container housed in an outer container, and using a lid attached to the outer container to heat the inner container. In a humidifier having an opening closed and a vapor discharge hole provided in the lid and communicating with the inside of the inner container, one end of an air passage is communicated with an air outlet of a blower attached to the outer container, and the other end is provided. Is provided in the vicinity of the above-mentioned vapor discharge hole.

According to the above configuration, since air is mixed with the steam discharged to the outside, the temperature of the steam can be reduced. Further, since the air outlet is provided near the vapor discharge hole, the internal structure of the lid is simplified.

In order to solve the above-mentioned problems, the air passage is constituted by an outer container passage provided inside the outer container and a lid inner passage provided inside the lid. And the lid internal passage may be communicated with each other at an approaching portion between the lid and the outer container. According to this configuration, the temperature of the lid is reduced while the air passes through the lid internal passage.

Further, the air passage is constituted by an outer container passage provided inside the outer container and a lid external passage provided outside the lid, and one end of the outer container passage is provided in the outer container. A configuration in which one end of a lid external passage member that forms the lid external passage is connected to the communication projection to allow the outer container passage and the lid external passage to communicate with each other. Can also. According to this configuration, since the internal structure of the lid is the same as that of the conventional pot-type humidifier, there is no need to change the design of the lid itself.

It is also possible to adopt a configuration in which the air outlet of the air passage is provided around the steam discharge hole, or a configuration in which a steam discharge direction adjusting member is provided around the air outlet.

[0012]

Embodiments of the present invention will be described below with reference to the accompanying drawings. The humidifier according to the first embodiment shown in FIGS. 1 to 3 is the above-mentioned pot-type humidifier, in which an inner container 2 is housed inside an outer container 1, and the inner container 2 is inserted into an opening of the outer container 1. The periphery of the opening is engaged. Inner container 2
The heater 3 is mounted on the lower surface of the.

A cover 4 is attached to the opening of the outer container 1, and the cover 4 opens and closes the opening of the inner container 2. The hinge part 5 of the lid 4 is attached by a hinge pin 6 (see FIG. 2).

A blower 8 is mounted inside the outer container 1 so as to face an air inlet 7 provided in the body of the outer container 1, and an outer container passage 11 which forms a part of an air passage is formed above the blower 8. Is done.

The lower end of the outer container passage 11 is communicated with the air outlet 12 of the blower 8, the upper end is opened near the hinge pin 6 of the lid 4, and the packing 13 is attached to the open end (see FIG. 3). . A humidity sensor 14 is attached in the middle of the outer container passage 11.

As shown in FIG. 1, the body of the outer container 1 has a shape bulging toward the hinge 5 of the lid 4 for design consideration. Although there is a slight dead space, since the outer container passage 11 and the blower 8 are provided using the dead space,
The appearance of the outer container 1 is not affected.

As shown in FIG. 2, the lid 4 comprises a combination of an upper lid member 15, a middle lid member 16 and a lower lid member 17. A steam passage 18 is formed between the lower lid member 17 and the middle lid member 16, and a plurality of small holes 19 provided in the lower lid member 17 allow the interior of the inner container 2 to communicate with the vapor passage 18.

A tubular steam outlet 21 communicating with the steam passage 18 is provided in the middle lid member 16, and two valve chambers 22 and 23 are provided side by side in the lower half of the steam outlet 21. Valve holes 24 and 25 are provided in the upper portions of the chambers 22 and 23. Balls 26 and 27 are stored in the valve chambers 22 and 23, respectively. The valve holes 24 and 25 communicate with a vapor reservoir 28 provided at the upper part thereof. A cap 29 is fitted into the vapor chamber 28, and the cap 29 is provided with a vapor discharge hole 31.

The balls 26, 2 in the valve chambers 22, 23 are
7 opens the valve holes 24 and 25 in a normal state and does not hinder the flow of steam, but closes the valve holes 24 and 25 when the entire humidifier falls down, and hot water flows from the steam discharge hole 31. Prevent leakage to the outside. If two valve chambers 22 and 23 are provided, it is assumed that only one is provided. When the lid 4 is opened due to the necessity of adding water during boiling, the hand is slid and the like. When 4 closes suddenly, the ball closes the valve hole due to the vibration at that time, and the external air is pushed in by the lid and suddenly becomes hot and expands, so that the internal pressure rises and the ball It may not fall and is dangerous. Therefore, by making the valve hole 25 of one valve chamber 23 smaller in diameter than the valve hole 24 of the other valve chamber 22, the ball 2
7, the internal pressure acting on the valve chamber 7 is reduced so that the valve hole 25 of the valve chamber 23 is opened to prevent the internal pressure from rising even in the above situation.

Between the upper lid member 15 and the middle lid member 16, there is provided a lid internal passage 32 which constitutes a part of an air passage. The lid inner passage 32 forms a closed end by applying a partition wall 33 provided on the middle lid member 16 at the center of the lid 4 to the lower surface of the upper lid member 15, and further forms the above-described steam outlet 2.
1 in the air inlet 30 near the hinge 5
Reach The air inlet 30 comes into contact with the packing 13 of the outer container passage 11 to seal the outer container passage 11, thereby connecting the outer container passage 11 and the lid inner passage 32.

The above-mentioned steam internal passage 32 has a part of the lid member 15 facing the above-mentioned cylindrical steam outlet 21, and a part of the lid member 15 is opened.
4 is rotatably fitted. An air outlet 35 opened annularly between the adjusting member 34 and the outer peripheral surface of the steam outlet 21.
Is provided.

The adjusting member 34 has an inclined upper end edge, and is provided with an inwardly inclined flange 36 at the upper end edge thereof. Released outside. The air discharged on the high position of the inclined flange 36 and the low position of the inclined flange 3
Since the air released at 6 has a different discharge height, the air release mode can be changed by rotating the adjusting member 34 at an appropriate angle.

As shown in FIG. 1, an arc-shaped handle 37 is rotatably attached to the upper end of the outer container 1, and a step 38 for fitting the handle 37 when the handle 37 is lowered is provided. The cover 4 is formed on the side opposite to the hinge 5. When carrying, the handle 37 is erected as shown by a dashed line.
To fit. When the handle 37 is inserted into the step 38,
Is a fixed distance a from the overflow line of the outer container 1 (see FIG. 2)
Only in the lower position.

In addition, 39 is a hook for unlocking, 4
1 is a lock claw, 42 is a display panel.

The humidifier according to the first embodiment is as described above. An appropriate amount of water is put in the inner container 2 and the heater 3 is energized to heat and boil. The steam generated by the boiling passes through the small hole 19 of the lower lid member 17 through the steam passage 18 and the valve chamber 2.
2, 23, and are discharged to the outside through the vapor discharge holes 31 through the vapor storage chamber 28.

Simultaneously with the energization of the heater 3 or when an appropriate time has elapsed, the blower 8 is driven to discharge air from the air outlet 35 to the outside through the outer container passage 11 and the lid inner passage 32. Let it. The discharged air is changed in the discharge direction inward by the inclined flange 36 and is mixed with the steam above the steam discharge holes 31. As a result, a mixed gas of air and steam is released into the room and humidifies the room.

The degree of humidification in the room is determined based on detection by a humidity sensor 14 installed near the air inlet 7.
It is carried out by appropriately controlling the heating temperature and the blowing amount. The direction of release of the mixed gas is performed by manually rotating the adjusting member 34 by an appropriate angle.

During the generation of water vapor, the temperature of the lid 4 becomes considerably high. However, the lid 4 is cooled to some extent by the air passing through the lid internal passage 32.

When the internal water (hot water) is discharged after the use is finished, the finger is hooked on the lid hook 39 to unlock the lock claw 41, and then the lid 4 is opened.
The handle 37 is tilted and fitted into the step 38, and the water is drained while being inclined in the direction of the step 38. In this case, since the handle 37 is located at a position lower than the overflow line by the distance a, the water is
Therefore, the water can be prevented from scattering.

Next, the second embodiment shown in FIGS. 4 and 5 is slightly different from that of the first embodiment in the structure of the air passage, but is the same in other structures. That is, the communication projecting portion 43 is provided on the upper surface of the outer container 1 outside the hinge portion 5 of the lid 4. The communication protrusion 43
Is hollow and communicates with the outer container passage 11 (see FIG. 5). The communication protrusion 43 has a horizontal cylindrical shape as a whole, and has hinge projections 44 protruding from both end closed surfaces, and a communication port 45 formed on a surface facing the lid 4 side.

The base portion 47 of the lid external passage member 46 is attached to the communication projecting portion 43 so as to be vertically rotatable (see a two-dot chain line and an arrow in FIG. 5). The lid external passage member 46 has a flat rectangular tube shape, and the inside thereof is a lid external passage 48 as a part of an air passage. The base portion 47 forms one end of the lid external passage 48, and the base portion 47 is fitted to the outside of the communication projecting portion 43 without any gap, and is rotatably connected by the hinge projection 44. The lid external passage 48 and the outer container passage 11 communicate with each other through the communication port 45.

The lid external passage member 46 extends from the base 47 in the direction of the steam outlet 21, and at its tip is provided an annular portion 49 surrounding the steam outlet 21.
A lid external passage 48 communicates with the inside of the housing 9. In addition, the annular portion 4
A steam release direction adjusting member 34 is mounted on the inner peripheral surface of the upper half of the 9. The adjusting member 34 has an inclined upper end edge of a cylindrical member, and an inwardly-facing inclined flange 36 is provided at the upper end edge.

An air outlet 35 surrounding the steam discharge hole 31 is provided between the annular portion 49 and the steam outlet 21, and the air flowing out of the air outlet 35 hits the above-mentioned inclined collar 36 and is discharged to the outside. Is done. By appropriately rotating the adjustment member 34 at an angle, the air discharge mode can be changed.

The humidifier of the second embodiment is as described above, and the internal structure of the lid 4 is the same as that of the conventional humidifier having no air discharging function. The method of use is the same as that of the first embodiment, but in the case of the second embodiment, the air sent from the blower 8 is
From 1, the air is discharged from the air outlet 35 through the communication projecting portion 43 and the lid external passage 48, and is mixed with the steam above the steam discharge port 31. As a result, a mixed gas of air and steam is released into the room and humidifies the room.

When the cover 4 is opened around the hinge pin 6, the cover external passage member 46 is previously rotated by the hinge projection 44 as shown by a two-dot chain line in FIG.

[0036]

According to the present invention as described above, the temperature of the discharged steam can be reduced in the pot-type humidifier, and the air outlet is provided near the steam discharge hole so as to cover the lid. (1) has an advantage that the internal structure is simple and does not hinder the assembling workability and the cleaning property.
Further, by providing a part of the air passage inside the lid, the temperature of the lid can be reduced (claim 2).

By configuring a part of the air passage by the cover outer passage as in the third aspect of the present invention, the internal structure of the cover can be made the same as that of the conventional one. It is advantageous.

[Brief description of the drawings]

FIG. 1 is a perspective view of a first embodiment.

FIG. 2 is a partially omitted sectional view of the above.

FIG. 3 is a partially enlarged sectional view of the above.

FIG. 4 is a partially omitted perspective view of a second embodiment.

FIG. 5 is a partially omitted sectional view of the above.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Outer container 2 Inner container 3 Heater 4 Lid 5 Hinge part 6 Hinge pin 7 Air inlet 8 Blower 11 Outer container passage 12 Ventilation opening 13 Packing 14 Humidity sensor 15 Upper lid member 16 Middle lid member 17 Lower lid member 18 Steam passage 19 Small hole DESCRIPTION OF SYMBOLS 21 Steam outlet 22, 23 Valve room 24, 25 Valve hole 26, 27 Ball 28 Steam reservoir 29 Cap 30 Air inlet 31 Steam discharge hole 32 Lid internal passage 33 Partition wall 34 Adjusting member 35 Air outlet 36 Inclined flange 37 Handle 38 steps Portion 39 Hook 41 Lock Claw 42 Display Panel 43 Communication Projection 44 Hinge Projection 45 Communication Port 46 Lid External Passage Member 47 Base 48 Lid External Passage 49 Annular Part

Claims (5)

[Claims] 1. A heating element is attached to an inner container housed in an outer container, an opening of the inner container is closed by a lid attached to the outer container, and the lid communicates with the inside of the inner container. In a humidifier provided with a steam discharge hole, one end of an air passage is communicated with a blow port of a blower attached to the outer container,
A humidifier, wherein an air outlet at the other end is provided in the vicinity of the vapor discharge hole. 2. The air passage is constituted by an outer container passage provided inside the outer container and a lid inner passage provided inside the lid, and the outer container passage and the lid inner passage are connected to the outer cover. The humidifier according to claim 1, wherein the humidifier is communicated with a portion approaching the container. 3. A communication system in which the air passage comprises an outer container passage provided inside the outer container and a lid external passage provided outside the lid, and one end of the outer container passage is provided in the outer container. The external container passage and the lid external passage are communicated with each other by connecting one end of a lid external passage member that forms the lid external passage to the communication projection to allow the external container passage and the lid external passage to communicate with each other. The humidifier according to claim 1. 4. The humidifier according to claim 1, wherein an air outlet of the air passage is provided around the vapor discharge hole. 5. The humidifier according to claim 4, wherein an adjustment member for adjusting the direction of steam release is provided around the air outlet.