JP2001336791A - Humidifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a humidifier that prevents humidifying efficiency from decreasing, has quiet humidifying sound, can save electricity charges, and is compact while the humidifier adopts a heating system having a heating part and a vaporization system for adopting a vaporization filter with improved water absorption properties. SOLUTION: A water bath part 2 consisting of a large circular water bath 2a, a small circular water bath 2b, a water reception part 2c, and a passage 2d for connecting them is formed, the lower portion of a nearly cylindrical vaporization filter 4 having a water absorptivity is dipped into water in the large circular water bath 2a, a blower 6 that is composed of a motor 7, a rotary blade 8, and a vaporization guidance cylinder 9 for covering them is installed so that the rotary blade 8 can be located on the vaporization filter 4, also a heating part 13 is installed on the outer, lower surface of the small circular water bath 2b, the lower opening of the steam guidance cylinder 17 is airtightly fitted to an inner-periphery end part, and further a supply opening 10 for communicating with the vaporization guidance cylinder 9 and a supply opening 19 communicating with the steam guidance cylinder 17 are provided on the upper surface of the humidifier body 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a humidifier for vaporizing water in a water tank and humidifying the water.

[0002]

2. Description of the Related Art Conventionally, humidification for generating mist for humidification by mixing steam generated by heating in a heating section and low-temperature saturated humid air generated by passing through a vaporization filter containing water. As an apparatus, there is an apparatus disclosed in JP-A-55-75143 and an apparatus disclosed in JP-A-55-72738.

[0003] As shown in FIG. 5, the former configuration has a blower 2 installed at an air intake 21 for taking in room air.
2 is divided into two by a partition plate 23, a heating device 24 is provided in one of the air passages, and the other air passage is configured to be directly blown to a vaporization filter 25 provided in front of the air passage.
A rotating water wheel 27 partially submerged is installed in the water tank 26,
A water supply tank equipped with the same vaporization filter 25 as described above in the rotation direction of the waterwheel 27 and communicating with the water tank 26 while maintaining the water level of the water tank 26 at a constant water level and supplying water to the water tank 26. 28 is installed detachably, and the steam heated through the vaporization filter 25 and the humid saturated moist air are mixed and discharged into the room through the outlet 29.

When the humidifier is operated, water is first poured into a water supply tank 28 and installed in the water tank 26, so that a certain amount of water flows out into the water tank 26, and a water turbine communicated with the water. Satisfy 27 parts.

In this state, when the water wheel 27 is rotated, the vaporizing filter 25 provided in the front in the rotation direction is moistened, and the blower 22 is driven to dry the indoor air obtained from the air inlet 21. Air heating device 24
Is heated to a high temperature in the air path provided with the gas, and passes through the wetted vaporization filter 25, and the high-temperature steam flows to the outlet 29.

On the other hand, in the air path without the heating device 24, the dry air in the room passes through the wet vaporization filter 25 as it is to become low-temperature wet air, and is mixed with high-temperature steam in the outlet 29 to enter the room. It is released and the room is humidified.

The latter shown in FIG. 6 is a blower 22 installed in an air inlet 21 for taking in indoor air.
A water tank 27 partially submerged in a water tank section 26; and a vaporizing filter 25 provided in front of the water tank section 26, and a water tank section 26 is provided in one water storage section 30 communicating with the water tank section 26.
Water supply tank 2 that supplies water while keeping the water level at a constant level
8 is provided in a detachable manner, and a heating dish 33 provided with a heating means 32 at a lower portion is installed in the other water tank section 31. The moist air passing through the vaporization filter 25 and the heating dish 33 evaporate. The humid air is discharged from the outlet 29 into the room.

When the humidifier is operated, water is supplied to the water supply tank 28 and installed in the water storage section 30 to
A certain amount of water flows into the water tank 26, and the water tank 27 and the heating plate 33, which communicate with the water, are filled.

Here, when the water wheel 27 is rotated, the vaporizing filter 25 provided in the front in the direction of rotation is wetted, and the air blower 22 is driven here, whereby the air inlet 2 is rotated.
Dry air in the room obtained from 1 passes through the wet vaporizing filter 25 and flows to the outlet 29.

On the other hand, the water filled in the heating dish 33 is vaporized by increasing its temperature by a heating means 32 provided below the heating dish 33, flows into the outlet 29, mixes with the moist air, and enters the room. It is released and the room is humidified.

As is clear from the above description, FIG.
The prior art shown in FIG. 6 combines a method of heating and evaporating water with a heating device 24 and a heating means 32 and a method of humidifying by applying air to a vaporizing filter 25 containing water by a blowing device 22. But these are
In each case, high-temperature steam and humid air were mixed and discharged into the room from one outlet 29.

[0012]

In the former evaporative humidifier, the low-temperature wet saturated air that has passed through the evaporating filter 25 is mixed with the warm air, and the warm wet air is discharged into the room. It can be humidified without lowering the temperature, but since there is only one outlet,
There is a danger that the humidification efficiency is reduced due to condensation when both airs are mixed, and that the heater constituting the heating device 24 is exposed to water and the insulation resistance is reduced, resulting in electric shock.
There is a disadvantage that noise is high because the water is lifted by the water wheel 27. Further, this hot air type has a problem that the heat exchange efficiency between the heater constituting the heating device 24 and the indoor air is lower than that of the water heating type.

Further, in the latter, although the danger of electric shock is reduced by providing the heating means 32 in the heating dish 33 at the lower part of the main body, the water turbine 27 is used similarly to the former, There are noise problems,
The problem that the humidification efficiency is reduced due to condensation when the saturated air and the hot air are mixed has not been solved at all.

Further, in both the former and the latter, since the blower 22 is located on the windward side of the vaporizing filter 25, the blower 2
The direction of the wind sent from 2 is constant like the arrow,
There is a drawback that the humidification efficiency is poor because the humidification passes through the vaporization filter 25 only from the portion where the wind is hit.

[0015]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional disadvantages. Specifically, a large circular water tank, a small circular water tank, a water receiving part, A water tank section comprising a passage connecting these is formed, and a lower part of a substantially cylindrical vaporizing filter having water absorbency is immersed in water in the large circular water tank, and a motor, a rotary blade and the like are provided on the upper part of the vaporizing filter. A ventilation device is installed so that the rotating blades are positioned above the vaporization filter, a heating unit is installed on the outer lower surface of the small circular water tank, and the lower end of the steam guide tube is installed on the inner peripheral edge. The opening is fitted, and furthermore, an air outlet communicating with the vaporization guide cylinder and an air outlet communicating with the steam guide cylinder are provided on the upper surface of the humidifying device main body, whereby the temperature is lowered by steam and vaporization by heating. Saturation Air that is released into the room without touching it, dew condensation does not occur at the outlet, and humidification efficiency does not decrease, and low-temperature saturated air can be generated from the entire surface of the vaporization filter. It is.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the present invention, a water tank is formed at a lower portion of a humidifier body, and a vaporizing filter is immersed in steam generated by heating water in the water tank by a heating unit and water in the water tank. In a humidifier for discharging and humidifying the low-humidity saturated humid air generated by passing through the vaporization filter from the humidifier main body, the outlet for the heated steam and the outlet for the low-temperature saturated humid air are separately provided. And a blowing device is installed above the vaporizing filter.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS.

Numeral 1 denotes a humidifier main body, which is provided with a large circular water tank 2a, a small circular water tank 2b, a water receiving section 2c for receiving water flowing out from a water supply tank 11 described below, and a water tank section 2d communicating therewith. In addition, a suction port 3 for sucking dry air in the room is provided on a side surface located above the large circular water tank 2a.

Reference numeral 4 denotes a substantially cylindrical vaporizing filter having a water absorbing property. The lower portion of the filter is immersed in water in a large circular water tank 2a, and the lower inner peripheral edge is positioned by an inner guide 5 formed in the large circular water tank 2a.

Reference numeral 6 denotes a blower, which comprises a motor 7, a rotary blade 8 connected to a lower portion of the motor 7, and a vaporization guide tube 9 covering these components. The rotary blade 8 is located above the vaporization filter 4. It has a function of sending saturated wet air sucked from the suction port 3 and humidified by the vaporization filter 4 to the room.

Reference numeral 10 denotes an air outlet formed on the upper surface of the humidifier main body 1, which is opened so as to be located on the upper surface of the rotary blade 8, and discharges saturated humid air humidified by the vaporizing filter 4 into the room. It is.

Numeral 11 denotes a water supply tank, which is provided on a water receiving portion 2c of the water tank portion 2 so as to be detachable and provided with a valve body (not shown) which is opened by the installation to keep the water flowing into the water tank portion 2 constant. The amount of water is kept. Reference numeral 12 denotes a partition wall provided outside the water supply tank 11.

Reference numeral 13 denotes a heating section, which is formed by a heating plate 14, a heater 15 cast in the heating plate 14, and a heating plate 16 provided on the upper surface thereof, and is installed on the outer lower surface of the small circular water tank 2b. .

Reference numeral 17 denotes a steam guide tube, whose lower end opening is airtightly fitted to the inner peripheral edge of the small circular water tank 2b so as to prevent steam from leaking, and whose upper end opening is squeezed to form the vaporization guide tube 9 and the partition wall 12. The opening is formed in the steam passage 18 formed between them.

Reference numeral 19 denotes the upper surface of the humidifier main body 1 and the outlet 1
An air outlet formed next to 0 communicates with the steam passage 18 and discharges the steam generated from the small circular water tank 2b heated by the heating unit 13 into the room.

Reference numeral 20 denotes a carrying handle attached to the outer upper surface of the humidifying apparatus main body 1.

The present invention has the above-mentioned configuration, and its operation will be described next.

When operating the humidifier, water is first poured into the water supply tank 11 and the partition wall 1 is placed on the upper surface of the humidifier body 1.
2 along the water receiving portion 2c of the water tank portion 2.

Thus, the water tank 2 is provided with the water supply tank 11.
A certain amount of water flows out of the tank, and the small circular tank 2b and the large circular tank 2a communicated with the fixed amount are filled with water.

As a result, the vaporizing filter 4 absorbs water by capillary action and becomes wet.

When the air blower 6 is driven in this state, the rotary blades 8 rotate to draw the dry air in the room from the suction port 3 into the vaporizing filter 4 in the humidifier main body 1 and the water in the large circular water tank 2a. Passes through the vaporization filter 4 moistened by and vaporizes the water in the vaporization filter 4,
The air is sent to the outlet 10 as indicated by an arrow, and is discharged into the room from the outlet 10.

At this time, since the blower 6 is installed on the windward side with respect to the vaporizing filter 4, the suction pressure from the blower 6 is uniformly applied to the entire surface of the vaporizing filter 4, so that the entire surface is effectively ventilated. And humidified air is blown out from outlet 1
0 can be sent.

On the other hand, a part of the water in the small circular water tank 2b is heated by the heating unit 13 having the heater 15, the water evaporates from the water surface, flows into the steam passage 18 from the steam guide tube 17, and flows through the passage 18. It rises and is discharged from the outlet 19 into the room.

Therefore, the low-temperature saturated air vaporized by the vaporizing filter 4 and the vapor generated by heating by the heating unit 13 do not come into contact with each other, and are separately introduced into the room from the air outlets 10 and 19, respectively. Released. Therefore, dew condensation does not occur at the outlet 10 and the outlet 19, and the humidification efficiency does not decrease.

In the humidifier, humidification by the vaporizing filter 4 and humidification by the heating unit 13 can be performed independently.

In this case, the humidification by the vaporizing filter 4 is apt to be affected by the humidity in the room. Therefore, it is desirable to use the humidification when the difference between the set humidity and the current humidity is small or when saving electricity bills. And the latter heating section 13
Since the humidification can be performed irrespective of the indoor humidity, it is preferable to use the humidification at the beginning of operation.

[0037]

As described above, according to the present invention, both the heating system having the heating unit in the humidifying device main body and the vaporizing system employing the vaporizing filter having good water absorption are installed. Separate outlets are provided so that steam generated by heating and saturated air whose temperature has been lowered by vaporization are released into the room without touching each other. Therefore, dew condensation does not occur at the outlet, and humidification efficiency does not decrease.

In addition, by employing a vaporizing filter having good water absorption utilizing a capillary phenomenon, there is no need to provide a water wheel and the sound is quiet.

Further, it was possible to provide a safe humidifier that can save energy and save energy, does not cause electric shock, and can be used safely.

Further, since the blower is installed on the windward side of the vaporizing filter, the suction pressure from the blower is uniformly applied to the entire surface of the vaporizer, and the air which is effectively vaporized from the entire surface to the outlet. The humidification efficiency can be improved.

Further, as described above, since the blower is installed on the windward side with respect to the vaporizing filter, the compactness is improved, and the circulating effect can be expected by turning the outlet upward. is there.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional structural view showing one embodiment of the present invention.

FIG. 2 is a plan view showing an embodiment of the present invention.

FIG. 3 is a plan structural view of a water tank according to the present invention.

FIG. 4 is a rear structural view of the present invention.

FIG. 5 is a conventional vertical cross-sectional structure diagram.

FIG. 6 is another longitudinal sectional structural view of the related art.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Humidifier main body 2 Water tank part 3 Suction port 4 Vaporization filter 6 Blower 8 Rotating blade 9 Vaporization guide cylinder 10 Blow-off port 11 Water supply tank 13 Heating part 17 Steam guide cylinder 19 Blow-off port

Claims (1)

[Claims] A large circular water tank (2a), a small circular water tank (2b) and a water receiving part (2) are provided at the lower part of the inner surface of the humidifier body (1).
c) and a water tank section (2) comprising a passage (2d) connecting them, and the lower part of a substantially cylindrical vaporizing filter (4) having water absorbency is immersed in the water in the large circular water tank (2a). The upper part of the vaporizing filter (4) is composed of a motor (7), a rotating blade (8) and a vaporizing guide tube (9) covering them, and the rotating blade (8) is located above the vaporizing filter (4). The air blower (6) is installed so as to be located at a position on the outside of the small circular water tank (2b).
3) is installed, the lower end opening of the steam guide tube (17) is fitted to the inner peripheral edge, and the outlet (10) communicates with the vaporization guide tube (9) on the upper surface of the humidifier body (1). A humidifier provided with an outlet (19) communicating with the steam guide tube (17).