JP2020133941A - Humidifier - Google Patents

Abstract

To provide a humidifier which eliminates a need of water washing of a water tank to reduce time and effort for maintenance compared to a conventional humidifier and achieve excellent maintainability.SOLUTION: A humidifier includes: humidification means which generates humidified air; a water tank part 7 which is attached from an insertion port 1a of a body 1 and stores water; and a detachable cover part 11 which is molded so as to be along a bottom surface of the water tank part 7 and disposed between the water tank part 7 and water. Attaching the cover part 11 to the water tank part 7 prevents contact between the water tank part 7 and the water and thus prevent adhesion of dirt, such as water scales, to the water tank part 7. Maintenance of the water tank 7 can be performed only by removing the cover part 11 and replacing it with a new cover part. Thus, the humidifier enables easy cleaning of the water tank part 7 to achieve excellent maintainability.SELECTED DRAWING: Figure 3

Description

The present invention relates to a humidifying device that humidifies indoor air.

Conventionally, a humidifying device is provided with a water tank for storing water inside, and the water stored in the water tank is vaporized by a humidifying means or the like to generate humidified air. Therefore, the bottom of the water tank that stores water is always submerged in water, and dirt such as scale adheres to the submerged part. If this dirt is left unattended, germs will grow and cause an odor, so regular maintenance is required for the aquarium.

Generally, the water tank is removable from the main body, and when the water tank is maintained, it is removed from the main body and washed with water. However, if there are fine irregularities or ribs inside the water tank, it is difficult to remove the dirt from that part, and the dirt tends to remain. Therefore, a humidifying device has been proposed that facilitates washing with water by removing ribs and fine irregularities from the water tank portion to form a flat surface (for example, Patent Document 1).

In addition to this, there is also one in which an antibacterial agent is attached to a water tank or a water supply tank to suppress the growth of various germs to reduce the number of maintenance of the water tank (for example, Patent Document 2).

Japanese Unexamined Patent Publication No. 2014-47963 Japanese Unexamined Patent Publication No. 2014-31968

However, the washing of the water tank is not unnecessary in any of the structures. Therefore, the troublesome washing work still has to be performed regularly, and a humidifying device having better maintainability is required.

An object of the present invention is to solve the above-mentioned problems, and to provide a humidifying device having excellent maintainability by reducing maintenance work as compared with the conventional case by eliminating the need for washing the water tank with water. ..

The present invention comprises a humidifying means for generating humidified air and
The aquarium, which is attached from the insertion port of the main body and stores water,
It is a humidifying device provided with a removable cover portion formed between the water tank portion and water, which is formed along the bottom surface of the water tank portion.

With the configuration as described above, maintenance of the water tank portion only requires replacement of the cover member and does not require washing with water. Therefore, since the water tank portion can be easily cleaned, the humidifying device has excellent maintainability.

It is an external perspective view of the humidifying apparatus of this embodiment. It is an external view which shows the structure of the humidifying apparatus of this embodiment. It is a perspective view which shows the structure of the water storage part in the humidifying apparatus of this embodiment. It is an exploded view which shows the component which comprises the water storage part in the humidifying apparatus of this embodiment. It is a figure which shows the cover part of this embodiment. It is an enlarged view of the main part of the water tank part which attached the cover part of this embodiment. It is a perspective view of the water tank part of this embodiment. It is a figure explaining the position of the protrusion and the constant water surface in this embodiment.

Embodiments of the present invention which are considered to be suitable will be briefly described by showing the action of the present invention.

According to the present invention, a humidifying means for generating humidified air, a water tank portion attached from the insertion port of the main body to store water, and a detachable portion formed along the bottom surface of the water tank portion and interposed between the water tank portion and water. It is equipped with a flexible cover part. By attaching the cover portion to the water tank portion, the water tank portion does not come into contact with water, so that dirt such as water stains is prevented from adhering to the water tank portion. Further, since the cover portion is a member formed along the bottom surface of the water tank portion, it is only necessary to remove the cover portion and replace it with a new one at the time of maintenance. Therefore, since the water tank portion does not need to be washed with water, the water tank portion can be easily cleaned, and the humidifying device has excellent maintainability.

Further, since the cover portion has a concave shape along the bottom surface and the inner peripheral wall of the water tank portion, the water supplied to the water tank portion can be stored in the cover portion, and the contact between the water tank portion and the water can be maintained. Can be prevented.

Further, a water level detection unit for detecting the water level of the water tank portion is detachably provided in the water tank portion, and a cover portion is interposed between the water tank portion and the water level detection unit. By making the water level detection unit removable, the cover unit can be easily replaced by removing the water level detection unit during maintenance of the water tank unit, so that maintainability can be further improved.

Further, the water tank portion is provided with a fixing portion for fixing the water level detection portion on the inner peripheral wall above the constant water surface. As a result, it is possible to avoid interference with the fixed portion by providing the recessed portion on the outer peripheral portion of the cover portion, so that a structure that avoids interference with the fixed portion can be easily formed.

Further, a partition portion for partitioning the water tank portion into a tank accommodating portion for accommodating the water supply tank and a humidifying means accommodating portion for accommodating the humidifying means is provided, and this partition portion is detachably provided in the water tank portion. As a result, when the water tank portion is maintained, the cover portion can be easily replaced by removing the water level detecting portion and the partition portion, so that the maintainability can be further improved.

Further, as a humidifying means, a vaporization filter arranged in the water of the water tank portion is provided, and the cover portion is provided with a guide portion for guiding the vaporization filter to a predetermined position. As a result, the vaporization filter can be reliably held in a predetermined position.

Further, the cover portion includes a bottom surface, a side surface rising from the outer periphery of the bottom surface, and a flange portion extending from the side surface in the outer peripheral direction, and the inner peripheral wall of the water tank portion includes a contact portion with which the upper surface of the flange portion abuts. As a result, the cover portion is prevented from being displaced or floated, so that it is possible to prevent water from entering between the water tank portion and the cover portion and to prevent a malfunction of the water level detection.

Further, the bottom surface of the water tank portion has a plurality of protrusions protruding above the constant water surface. Since the plurality of protrusions serve as guides for positioning the cover portion, the cover portion can be securely and easily attached.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

FIG. 1 is an external perspective view of the humidifying device of the present embodiment, and FIG. 2 is an external view showing a configuration of the humidifying device. On the upper surface of the main body 1 of the humidifying device, a display operation unit 2 provided with a plurality of switches for instructing the operation of the humidifying device, lamps for displaying the operating state, and the like, and an outlet 3 for blowing out humidified air are provided. There is. Further, a suction port 4 for taking indoor air into the main body 1 is provided on the side surface of the main body 1, and a water supply tank 5 for supplying water to the water tank portion 7, which will be described later, is detachably provided on the main body 1. The humidifying device of the present embodiment includes two water supply tanks, a first water supply tank 5a and a second water supply tank 5b, as water supply tanks, but the number of water supply tanks 5 may be one. A water amount window 6 for checking the amount of water in the water supply tank 5 is provided on the front surface of the main body 1.

Further, the bottom of the main body 1 is provided with a water tank portion 7 to which water is supplied from the water supply tank 5 (first water supply tank 5a, second water supply tank 5b) and stores a certain amount of water. A vaporization filter 8 (8a, 8b) having water absorption is arranged in the water tank portion 7, and a part of the vaporization filter 8 is immersed in the water in the water tank portion 7 to suck up the water. Wetter. The water tank portion 7 has an open top surface and is slidably provided so that it can be pulled out from the insertion port 1a of the main body 1 when the two water supply tanks 5a and 5b are removed.

In the humidifying device having the above configuration, when the operation switch of the display operation unit 2 is operated to give an instruction to start operation, a blower (not shown) is driven. By driving the blower, the air in the room is taken into the main body 1 from the suction port 4, and the taken-in air becomes humidified air when passing through the vaporization filter 8 and is discharged from the outlet 3 to perform the humidification operation. ..

If the humidification operation is performed for a long period of time, dirt such as scale and scale adheres to the water tank portion 7, so that the humidifying device determines the cleaning time of the water tank portion 7 and notifies the user. ing. For example, the operating time of the humidifying device is measured, and when the operating time reaches a predetermined time, the lamp of the display operation unit 2 is turned on or an alarm sound is emitted to notify the user. The user performs maintenance of the water tank portion 7 based on this notification.

FIG. 3 is a perspective view showing the configuration of the water storage unit in the humidifying device of the present embodiment, and FIG. 4 is an exploded view showing the parts constituting the water storage unit. The water storage unit 9 includes the above-mentioned water tank unit 7, a cover unit 11, a partition unit 12 erected in the water tank unit 7, and a water level detection unit 13 for detecting the water level in the water tank unit 7.

The cover portion 11 is made of a transparent or translucent resin material, and is formed in a shape along the bottom surface of the water tank portion 7. More specifically, the cover portion 11 is formed into a concave shape having a bottom surface portion 11a in contact with the bottom surface of the water tank portion 7 and a side surface portion 11b rising from the outer periphery of the bottom surface portion 11a. Since the height of the side surface portion 11b is set higher than the constant water surface of the water tank portion 7, the water supplied to the water tank portion 7 is stored in the cover portion 11.

By interposing the cover portion 11 between the water tank portion 7 and the water in this way, the water tank portion 7 and the water do not come into direct contact with each other, so that dirt such as scale may adhere to the water tank portion 7. Be prevented. Further, since the cover portion 11 is a member formed along the bottom surface of the water tank portion 7, it is only necessary to remove the dirty cover portion 11 and replace it with a new one at the time of maintenance. Does not require washing with water. Therefore, the water tank portion 7 can be easily cleaned, and the humidifying device is excellent in maintainability.

The water tank portion 7 and the cover portion 11 may be in close contact with each other, or may have a gap between them. If they are in close contact with each other, it is possible to prevent water from entering between the water tank portion 7 and the cover portion 11, and if there is a gap, the cover portion 11 can be smoothly attached and detached. Further, the cover portion 11 does not have to have exactly the same shape as the bottom surface and the inner peripheral wall of the water tank portion 7, and unevenness different from that of the water tank portion 7 can be appropriately formed in consideration of detachability and the like.

The inside of the water tank portion 7 is divided by a partition portion 12 into a water supply tank accommodating portion 14 accommodating two water supply tanks 5a and 5b and a vaporization filter accommodating portion 15 accommodating the vaporization filter 8. The partition portion 12 is provided with a communication hole 12a for communicating the water supply tank accommodating portion 14 and the vaporization filter accommodating portion 15, and the water supplied from the water supply tank 5 to the water tank portion 7 is the water supply tank accommodating portion. It flows from 14 through the communication hole 12a into the vaporization filter accommodating portion 15, and a certain amount of water is stored in the water tank portion 7 to form a constant water surface.

Further, the partition portion 12 is detachably provided in the water tank portion 7, and is attached by hooking the locking claw 12b on the attachment piece 7a formed in the water tank portion 7. Further, a rib (not shown) for holding the vaporization filter 8 is provided on the surface of the partition portion 12 on the vaporization filter accommodating portion 15 side.

The water level detection unit 13 is composed of a float 16 that rotates up and down according to the water level in the water tank unit 7 and a frame body 17 on which the float 16 is mounted. After the cover portion 11 is attached to the water tank unit 7. Then, it is attached to the water tank portion 7 from above the cover portion 11. That is, the cover portion 11 is interposed between the water level detecting portion 13 and the water tank portion 7, and the frame body 17 suppresses the floating of the cover portion 11. Further, the water level detection unit 13 is configured to be attached to the water tank portion 7 via the frame body 17, and the frame body 17 includes a frame body side fixing portion 17a for fixing to the water tank portion 7. In this embodiment, the water level detection unit 13 is fixed to the partition unit 12 and can be attached to and detached from the partition unit 12.

In this way, when other parts constituting the water storage unit 9 such as the partition unit 12 and the water level detection unit 13 are provided in the water tank unit 7, they can be easily covered by attaching and detaching them to the water tank unit 7. Since the part 11 can be replaced, the maintainability can be further improved.

The material of the cover portion 11 is not particularly limited, but for example, polypropylene (PP) resin, polyethylene terephthalate (PET) resin, polystyrene (PS) resin, acrylonitrile-butadiene-styrene copolymer (ABS) resin, polyethylene ( PE) resin, polycarbonate (PC) resin, etc. can be used.

The cover portion 11 is formed along the bottom surface of the water tank portion 7 and is interposed between the water tank portion 7 and the water level detection portion 13. Therefore, if the cover portion 11 is deformed by heat or the like, the cover portion 11 becomes the water tank portion 7. There is a risk that the water level cannot be traced and the water level detection unit 13 cannot detect the correct water level. Therefore, as the resin material, those having a certain degree of heat resistance and relatively soft characteristics are more preferable. By having the above characteristics, it is difficult for thermal deformation to occur, and even if it is deformed, its softness makes it possible to follow the shape of the water tank portion 7 by storing water, so that the effect on water level detection can be reduced. Can be done. In this embodiment, based on the above characteristics, the cover portion 11 made of polypropylene resin is used.

FIG. 5 is a diagram showing a cover portion of the present embodiment. As shown in FIG. 5, the cover portion 11 may have a guide portion 18 bent and formed according to the shape of the vaporization filter 8. By providing the guide portion 18 on the cover portion 11, the vaporization filter 8 can be guided to a predetermined position and held. Further, since it is not necessary to form fine irregularities or ribs at the position where the water tank portion 7 is immersed in water as in the conventional case, the bottom surface of the water tank portion 7 can be made closer to a flat shape.

Further, the water tank portion 7 may be separately provided with a rib for holding the vaporization filter 8 above the cover portion 11. Since this rib is located above the constant water surface, there is no risk of dirt such as water stains adhering to it, and maintainability is not impaired. By providing the ribs, the vaporization filter 8 can be held more reliably.

Further, the cover portion 11 has a flange portion 11c extending in the outer peripheral direction from the upper end of the side surface portion 11b, and a recessed portion 11d formed by cutting out a part of the flange portion 11c.

FIG. 6 is an enlarged view of a main part of the aquarium portion to which the cover portion is attached. As shown in FIG. 6, the water tank portion 7 includes a contact portion 20 with which the upper surface of the flange portion 11c abuts, and when the cover portion 11 is attached to the water tank portion 7, the flange portion 11c is brought into contact with the abutting portion 20. Insert below. As a result, the cover portion 11 is prevented from being displaced or floated, so that water is prevented from entering between the water tank portion 7 and the cover portion 11, and the water level detection unit 13 is prevented from malfunctioning. be able to. The flange portion 11c may be provided on the entire circumference of the cover portion 11, or may be partially provided such as a portion corresponding to the contact portion 20.

The contact portion 20 of the present embodiment is formed by cutting out a mounting piece 7a to which the partition portion 12 is locked. Since the mounting piece 7a is formed so as to project inside the water tank portion 7, the flange 11c of the cover portion 11 can be easily locked by providing the contact portion 20 on the mounting piece 7a. However, the contact portion 20 is not limited to this, and a rib may be projected from a position where the contact portion 20 comes into contact with the upper surface of the flange portion 11c on the inner peripheral wall of the water tank portion 7, and this may be used as the contact portion.

FIG. 7 is a perspective view of the water tank portion of the present embodiment. The water supply tank accommodating portion 14 of the water tank portion 7 has a bulging portion 21 projecting inward on the inner peripheral wall thereof, and a water tank portion side fixing portion 22 is formed on the upper surface of the bulging portion 21. The water tank portion side fixing portion 22 is located above the constant water surface, and the frame body side fixing portion 17a of the water level detection portion 13 is fitted and fixed to the water tank portion side fixing portion 22.

The height of the upper surface of the bulging portion 21 is the same as the height of the side surface portion 11b of the cover portion 11, and when the cover portion 11 is attached to the water tank portion 7, the flange portion 11c is locked to the upper surface of the bulging portion 21. To do. Then, in order to avoid interference between the cover portion 11 and the water tank portion side fixing portion 22, the flange portion 11c locked to the upper surface of the bulging portion 21 is cut out at a position corresponding to the water tank portion side fixing portion 22. A recessed portion 11d (see FIG. 5) is formed. By providing the recessed portion 11d in the flange portion 11c in this way, it is possible to easily form a structure that avoids interference with the water tank portion side fixing portion 22.

Further, the water supply tank accommodating portion 14 of the water tank portion 7 is provided with two protrusions 23 projecting above the constant water surface. FIG. 8 is a diagram for explaining the positions of the protrusion and the constant water surface in the present embodiment, and a water supply cap 30 is attached to the tip of the water supply tank 5 (the lower end of the water supply tank 5 in the figure). The water supply cap 30 is provided with a water supply port 32 to which a valve mechanism 31 including a normally closed valve is assembled. The above-mentioned protrusion 23 is provided in the water tank portion 7 in order to push up the valve mechanism 31 to open the water supply port 32.

When the water supply tank 5 is erected in the water supply tank accommodating portion 14, the protrusion 23 pushes up the spring of the valve mechanism 31 to open the water supply port 32, and the water in the water supply tank 5 flows through the opened water supply port 32. It is supplied to the water tank portion 7. The constant water surface H formed in the water tank portion 7 is the height of the tip position of the water supply port 32. Therefore, the height of the protrusion 23 protrudes above the constant water surface H. The humidifying device of the present embodiment has two water supply tanks 5a and 5b, and a protrusion 23 is provided at a position corresponding to each water supply tank.

By having a plurality of protrusions 23 protruding above the constant water surface H in this way, these protrusions 23 serve as a guide for positioning the cover portion 11, so that the cover portion 11 can be mounted reliably and easily. it can. It is sufficient that a plurality of protrusions 23 are provided, and the present invention is not limited to two, but the above-mentioned effect can be obtained by providing at least two protrusions 23. Further, the protrusion 23 does not have to open the water supply port 32, and therefore the protrusion 23 may be provided in the vaporization filter accommodating portion 15 of the water tank portion 7. Furthermore, the shape is not limited to the rod shape as in the present embodiment, but may be a plate shape.

1 Main body 1a Insertion port 5 Water supply tank 7 Water tank part 8 Vaporization filter (humidifying means)
11 Cover part 11a Bottom part 11b Side part 11c Flange part 11d Recess part 12 Partition part 13 Water level detection part 14 Water supply tank housing part 15 Vaporization filter housing part (humidifying means housing part)
18 Guide part 20 Contact part 22 Water tank part side fixing part (fixing part)
23 protrusion

Claims (8)

Humidifying means to generate humidified air and
The aquarium, which is attached from the insertion port of the main body and stores water,
A humidifying device including a removable cover portion molded along the bottom surface of the water tank portion and interposed between the water tank portion and water. The humidifying device according to claim 1, wherein the cover portion has a concave shape formed along the bottom surface and the inner peripheral wall of the water tank portion. A water level detection unit that detects the water level of the water tank unit is detachably provided on the water tank unit.
The humidifying device according to claim 1 or 2, wherein the cover portion is interposed between the water tank portion and the water level detecting portion. The water tank portion includes a fixing portion for fixing the water level detection portion on the inner peripheral wall above the constant water surface.
The humidifying device according to claim 3, further comprising a recessed portion on the outer peripheral portion of the cover portion to avoid interference with the fixed portion. A water tank that supplies water to the water tank and
A detachable partition that divides the water tank into a tank accommodating portion accommodating the water supply tank and a humidifying means accommodating portion accommodating the humidifying means.
The humidifying device according to claim 3 or 4. The humidifying means is a vaporization filter arranged in the water of the aquarium portion.
The humidifying device according to any one of claims 1 to 5, wherein the cover portion includes a guide portion that guides the vaporization filter to a predetermined position. The cover portion includes a bottom surface portion, a side surface portion that rises from the outer periphery of the bottom surface portion, and a flange portion that extends from the side surface portion in the outer peripheral direction.
The humidifying device according to any one of claims 1 to 6, wherein the inner peripheral wall of the water tank portion is provided with a contact portion with which the upper surface of the flange portion abuts. The humidifying device according to any one of claims 1 to 7, wherein the bottom surface of the water tank portion has a plurality of protrusions protruding above the constant water surface.

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