JP2013155995A - Humidifying device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve a problem in a conventional humidifying device in which a photocatalyst is disposed in a water supply tray, and the photocatalyst is energized by applying light to the photocatalyst from a lamp disposed near the photocatalyst to eliminate bacteria, that bacteriocidal capacity is weak as a sterilizing beam is not used, so only the water kept into contact with the photocatalyst is sterilized, and the whole water in the water supply tray cannot be sterilized, meanwhile, in a method of applying the sterilizing beam to the whole water accumulated in the water supply tray to solve the problem, another problem that a member made of a resin, such as the water supply tray, is deteriorated by ultraviolet rays, occurs.SOLUTION: A humidifying device sterilizing water accumulated in a water supply tray without affecting resin components by ultraviolet rays, is provided.

Description

  The present invention relates to a humidifier that disinfects water used for humidification.

  In the conventional humidifier according to Patent Document 1, a photocatalyst is disposed in a water tank, and the photocatalyst is irradiated with light from a lamp disposed in the vicinity of the photocatalyst to excite the photocatalyst and disinfect bacteria.

JP 2000-283512 A

  In such a humidifier of Patent Document 1, there is a problem that only water that contacts the photocatalyst is sterilized, and most of the water that does not contact is not sterilized. In order to sterilize the entire water in the water tank regardless of the photocatalyst, a method of irradiating all the water accumulated in the water tank with a sterilization line can be considered, but ultraviolet rays deteriorate the thing made of resin such as the water tank. There was a problem that let me.

  This invention is made | formed in view of the above, Comprising: It aims at providing the humidification apparatus and humidification deodorizing apparatus which disinfect the whole water in a water tank part, without giving the influence of an ultraviolet-ray to a resin component.

  In order to solve the above-described problems and achieve the object, the humidifying device of the present invention is provided in an air passage connecting the suction port and the air outlet, and discharges air sucked from the air inlet from the air outlet. A blower and a vaporization filter that humidifies the air passing through the water absorption film in a state where a water absorption film having air permeability in the air passage is disposed perpendicular to the air passage direction, and the water absorption film absorbs water. A water supply tray for storing water for wetting the vaporizing filter; a water supply tank for supplying water to the water supply tray; and a water supply tank holding unit for holding the water supply tank, wherein water supplied from the water supply tank is supplied to the water supply In a humidifying device comprising a water receiving tank to be supplied to a tray, an ultraviolet lamp holding unit that holds an ultraviolet lamp inside and holds the ultraviolet lamp, an ultraviolet irradiation chamber that is irradiated with ultraviolet rays, and a purple A sterilizing means having a light guide portion for guiding a wire into the ultraviolet irradiation chamber, a circulation path for circulating water between the water supply tray and the water receiving tank, and a circulation means for circulating water along the circulation path And forming an inlet and an outlet in the ultraviolet irradiation chamber, and arranging the ultraviolet irradiation chamber on the circulation path to form a part of the circulation path in the ultraviolet irradiation chamber. ing.

  The circulation means is a water supply pump having a water intake port for sucking water and a water discharge port for discharging the sucked water, wherein the water supply tray has a rectangular parallelepiped shape and connects the water receiving tank and the water supply tray. The hole and the water inlet are arranged so as to be positioned diagonally in the water supply tray, and the water outlet is arranged in the water receiving tank.

  Further, the humidification deodorization device provided with an ozone generation unit for deodorizing air in the air passage of the humidification device, wherein the ozone generation unit is provided with a ventilation port in the ultraviolet lamp holding unit, The air flowing into the ultraviolet lamp holding part is irradiated with ultraviolet rays to generate ozone, and the ozone is discharged from the outlet.

  According to the present invention, the water accumulated in the water supply tray can be circulated, and the circulated water can be sterilized.

  In addition, the water circulation path in the water supply tray is separated from the water supply tray by separating the distribution hole for supplying water to the water supply tray and the water intake port for sucking the water accumulated in the water supply tray in a diagonal direction. Therefore, the water in the water supply tray can be sterilized evenly.

  Further, by generating ozone using an ultraviolet lamp provided for sterilizing water, deodorization by ozone can be performed without adding new parts.

FIG. 1 is an external perspective view of the humidifier according to the present invention in the forward direction. 2 is a cross-sectional view taken along line XX of FIG. FIG. 3 is a perspective view showing an internal structure in which the casing, the prefilter, the dust collection filter, and the heater deodorizing unit are removed from the humidifying device of FIG. FIG. 4 is an enlarged perspective view in which the water wheel type vaporization filter, the water supply tray, the ozone generation unit, and the sterilizing means are extracted from the humidifying device of FIG. FIG. 5 is a front view and a rear view showing a part of the sterilizing means. FIG. 6 is a side view showing the connection of the light guides. FIG. 7 is a perspective view in which a part of the sterilizing means is arranged on the water supply tray. FIG. 8 is a top view in which a part of the sterilizing means is arranged on the water supply tray.

  Below, the example of the humidification deodorizing device concerning the present invention is described in detail based on a drawing. In addition, the structure regarding this invention is arbitrary structures about a deodorizing, and when not providing the structure, it becomes a humidifier. Further, the present invention is not limited by the following description. In addition, constituent elements according to the following description include elements that can be easily replaced by those skilled in the art, or substantially the same elements, so-called equivalent ranges.

  First, the external configuration of the humidifying deodorizing apparatus will be described. FIG. 1 is an external perspective view of the humidifying deodorizing apparatus according to the present invention as seen from the front.

  The humidification deodorization apparatus 100 is a humidification deodorization apparatus that employs a vaporization type humidification system. As shown in FIG. 1, the casing 10 is configured in a vertically long, substantially rectangular parallelepiped shape, and has one side surface having the largest area. The front panel 32 is used, and the other side surface facing the front panel 32 is used as the back panel 34 (see FIG. 2), and an air inlet 26 provided with a large number of openings is formed. On the side surfaces other than the front panel 32 and the back panel 34, a concave portion 10a that also serves as a handle for carrying the humidifying and deodorizing apparatus 100 is formed. Further, on the upper surface portion of the humidifying / deodorizing apparatus 100, an operation panel 44 on which various buttons and lamps for the user to operate the humidifying / deodorizing apparatus 100 are disposed, and manually opened and closed at a position adjacent to the operation panel 44. A possible rectangular louver 30 is arranged. By opening the louver 30, a humidified air outlet 28 is formed. In addition, a sensor unit in which an odor sensor 60, a temperature sensor 62, and a humidity sensor 64, which will be described later, are arranged is arranged at a corner portion on one side where the upper surface portion of the humidifying deodorizing apparatus 100 and the front panel 32 are in contact with each other.

  Next, a specific internal configuration of the humidifying deodorizing apparatus will be described with reference to FIGS. 2 is a cross-sectional view taken along line XX of FIG. 3 is a perspective view showing an internal structure in which the casing, the pre-filter, the dust collection filter, and the heater deodorizing unit are removed from the humidifying and deodorizing apparatus of FIG. 1, and FIG. It is the perspective view which extracted and expanded the vehicle-type vaporization filter, the water supply tray, the ozone generation part, the sterilization means, and the circulation means. FIG. 5 is a front view and a rear view showing a part of the sterilizing means, and FIG. 6 is a side view showing the connection of the light guide section. FIG. 7 is a perspective view in which a part of the sterilizing unit is arranged in the water supply tray, and FIG. 8 is a top view in which a part of the sterilizing unit is arranged in the water supply tray.

  As shown in FIG. 2, the configuration of the humidifying and deodorizing apparatus 100 according to the present embodiment includes an air passage F that connects the suction port 26 and the air outlet 28. The blower 12 provided in the middle of the air passage is composed of a fan motor 12a and a fan 12b, and the fan motor 12a rotates the fan 12b to suck external air from the suction port 26 (open arrow A). . While the sucked air passes through the pre-filter 50, the dust collection filter 52, and the heater deodorizing unit 54 that are used in the existing deodorizing apparatus or the like, a dust removal / deodorization process is performed. And one of the characteristic structures in the humidification deodorizing apparatus 100 of an Example is the vaporization filter unit 14 arrange | positioned at the windward side of the air blower 12. FIG. Here, as the vaporization filter 14d of the vaporization filter unit 14, polyester and rayon are blended at a ratio of 50:50 and formed into a pleated structure, which has both air permeability and water absorption. It is not limited to a mixture ratio. The vaporizing filter unit 14 is configured to vaporize water and humidify air while air passes while the water is absorbed and wetted. Then, the blower 12 sends the air humidified by the vaporization filter unit 14 to an air passage extending upward (white arrow B), and discharges the air from the air outlet 28 having the upper louver 30 opened (white arrow). E). As will be described later, the vaporization filter unit 14 has the same water pumping pocket 14a as the water wheel disposed on the outer periphery of the vaporization filter 14d. During the humidification operation, the vaporization filter unit 14 rotates, and water is supplied to the vaporization filter 14d. Water in the water supply tray 24a to be supplied is pumped up by the water pocket 14a, and the vaporization filter 14d is wetted by applying water to the vaporization filter 14d near the apex.

  The vaporization filter 14d is water-absorbing, can ensure air permeability in a wet state, and is a rotary type. As shown in FIG. 3, the vaporization filter unit 14 of the embodiment has a disk-shaped vaporization that can rotate along a plane orthogonal to the rotation axis 14 c with the air passage direction (white arrow A) as the rotation axis 14 c. It comprises a filter 14d. The vaporization filter unit 14 is rotatably supported with respect to a bearing support portion 24d provided upright on the water supply tray 24a.

  4 is an enlarged perspective view of the water wheel type vaporizing filter unit 14, the water supply tray 24a, the sterilizing means 80, and the circulating means 90 extracted from the humidifying device of FIG. The water receiving tank 24b that communicates with the water supply tray 24a through the circulation hole 24e includes a water supply tank holding section 24g that holds the water supply tank at the periphery of the opening of the water receiving tank 24b, and supplies the water supplied from the water supply tank to the water supply tray 24a. To supply. The partition plate 24c forms a part of the air passage in the housing 10 of the humidifying and deodorizing apparatus 100. The partition plate 24c is located directly under the partition plate 24c and separates the water supply tray 24a and the water receiving tank 24b. A flow hole 24e that connects the water supply tray 24a and the water receiving tank 24b is provided. Since the water used for humidifying the air by the vaporization filter 14d is supplied to the water supply tray 24a from the water supply tank 24a to the water supply tray 24a via the water receiving tank 24b and the circulation hole 24e, the water level in the water supply tray 24a is always constant. Kept constant. In the vaporizing filter unit 14, water pumping pockets 14a are arranged in the same direction at regular intervals on the outer peripheral portion of the vaporizing filter 14d, and are rotated in the arrow direction G, so that the water pumping pocket 14a pumps water in the water supply tray 24a. In addition, since the water in the vicinity of the apex is applied to the vaporization filter 14d, the wet state can always be maintained during the humidifying operation. Further, a driven gear 14b for rotating the vaporization filter 14d is formed on the side of the outer peripheral portion of the vaporization filter 14d opposite to the water drawing pocket 14a. The driven gear 14b can be rotated at a constant speed in the arrow direction G by a filter rotation motor (not shown).

  Next, the circulation path F and the circulation means 90 will be described with reference to FIGS. An arrow F shown in FIG. 8 is a circulation path formed between the water supply tray 24a and the water receiving tank 24b. The circulation means 90 causes the water in the water supply tray 24a and the water receiving tank 24b to pass along the same path. Water circulates.

  The circulation means 90 is a water supply pump having a water intake port 921 for sucking water and a water discharge port 911 for discharging water, a tube 91 connecting the water supply tray 24a and the water receiving tank 24b, and an impeller (not shown) connected to the tube 91 inside. And a motor 93 for rotating the impeller.

  The tube 91 has a hollow structure so that water flows inside, and as shown in FIGS. 4, 7, and 8, a water discharge port 911 at one end of the tube 91 is disposed in the water receiving tank 24b. The housing 92 is connected to the other end 912 of the tube 91. The housing 92 is provided with a water inlet 921 and an impeller, and the impeller is provided with a magnet (not shown). The motor 93 for rotating the impeller is disposed at a position facing the impeller in the housing 92 with the wall of the water supply tray 24a interposed therebetween.

  The motor 93 has the tip of the rotating shaft directed toward the water supply tray 24a, and a disk 94 having a magnet is pivotally supported at the tip of the rotating shaft. With this configuration, when the motor 93 rotates, the disk 94 supported on the rotation shaft of the motor 93 also rotates. Due to the magnetic force of the magnet provided on the rotating disk, the magnet provided on the impeller in the housing 92 receives a force, and the impeller also rotates. As the impeller rotates, the water accumulated in the water supply tray 24 a is sucked into the housing 92 through the water inlet 921. Then, the sucked water passes through the tube 91 and is discharged from the water outlet 911 into the water receiving tank 24b.

  The circulation means 90 is arranged so as to be positioned diagonally to the circulation holes 24e in the water supply tray 24a so that the water inlet 921 of the circulation means 90 and the circulation holes 24e are separated as much as possible. Thereby, since the circulation path | route F covers the wider range of the water supply tray 24a, the water in the water supply tray 24a can be circulated uniformly.

  Next, the sterilizing means 80 will be described with reference to FIGS. As shown in FIGS. 2, 4, 5, 6, and 7, the sterilizing means 80 is formed in a box shape with an ultraviolet lamp holding portion 16 having an ultraviolet lamp 16a therein, a light guide portion 95, and a metal plate. And an ultraviolet irradiation chamber 96. As shown in FIG. 2, the upper end of the upper light guide part 95a is connected directly below the ultraviolet lamp 16a in the ultraviolet lamp holding part 16 that generates ozone, and as shown in FIG. 6, the lower end of the upper light guide part 95a. Are connected to each other by inserting them into the notch 95c of the lower light guide 95b, and the lower end of the lower light guide 95b is connected to the upper surface of the ultraviolet irradiation chamber 96 as shown in FIG. Further, a shielding part 95d is provided at the lower part of the upper light guide part 95a so that the sterilization wire does not leak out from the connecting part. With this configuration, the germicidal line emitted from the ultraviolet lamp 16 a is irradiated into the ultraviolet irradiation chamber 96 through the light guide unit 95. In the present embodiment, the shielding portion 95d is formed integrally with the upper light guide portion 95a, but may be formed separately from the upper light guide portion 95a. The inside of the light guide unit 95 has a hollow shape so that it can go straight while reflecting light, and is formed of a metal plate that easily reflects light.

  A light guide unit 95 is connected to the upper surface of the ultraviolet irradiation chamber 96 so that the inside of the box can be irradiated with a sterilization line. Further, as shown in FIG. 5, the ultraviolet irradiation chamber 96 includes an inlet 97b through which water can flow into both the front and rear surfaces, and an outlet 97a through which water flows out. As shown in FIG. 8, the ultraviolet irradiation chamber 96 is arranged so that the inlet 97b of the ultraviolet irradiation chamber 96 and the flow hole 24e of the water supply tray 24a overlap. With this arrangement, the water in the water receiving tank 24b flows into the ultraviolet irradiation chamber 96 through the circulation hole 24e and the inlet 97b, and is sterilized by being irradiated from the lower light guide 95b connected to the upper surface of the ultraviolet irradiation chamber 96. The water passing through the ultraviolet irradiation chamber 96 is sterilized by the line and then flows out from the outlet 97a into the water supply tray 24a. The inflow port 97b and the outflow port 97a are positioned so that water passing through the ultraviolet irradiation chamber 96 is directly exposed to a sterilization line irradiated into the ultraviolet irradiation chamber 96 through the light guide unit 95. Be placed.

  In the present embodiment, as shown in FIG. 2, the ultraviolet lamp holding unit 16 includes a ventilation hole, and ozone is generated by irradiating the ultraviolet light to the air flowing into the ultraviolet lamp holding part 16 from the ventilation hole. Therefore, the ultraviolet lamp holder 16 also serves as an ozone generator. The generated ozone is blown out from the low concentration ozone outlet 36 into the room as low concentration ozone of 0.02 ppm or less. In this embodiment, as shown in FIG. 2, an ozone decomposition catalyst 58 is disposed on the leeward side of the ultraviolet lamp 16 a in the ultraviolet lamp holding unit 16. By the action of the ozone decomposition catalyst 58, it is possible to sterilize and deodorize the room using low-concentration ozone that does not affect the human body.

  In this embodiment, the ultraviolet lamp holding unit 16 of the humidifying / deodorizing apparatus 100 also serves as the ozone generating unit, but the ultraviolet lamp holding unit 16 and the ozone generating unit may be provided.

  As described above, in the humidifier of the present invention, by using the circulation means 90 and the sterilization means 80, the water accumulated in the water supply tray 24a passes through the ultraviolet irradiation chamber 96 evenly, so that the sterilization line can be obtained. Thus, the water in the water supply tray 24a can be sterilized to prevent the propagation of germs.

  This sterilization operates only when there is water in the water supply tray 24a, and is stopped when there is no water. In addition, even when the humidifying and deodorizing apparatus 100 is stopped, when there is water in the water supply tray 24a, the circulation means 90 and the sterilization means 80 may be operated to continue the prevention of propagation of germs. Thereby, after fully disinfecting the water in the water supply tray 24a, it can be utilized for humidification. Further, when pulling out the water supply tray 24a, it is preferable to control so that the ultraviolet lamp 16a is turned off. Thereby, when pulling out the water supply tray 24a, ultraviolet rays do not leak into the housing from the lower end of the upper light guide portion 95a.

  Moreover, although the path | route of the water supplied to the water supply tray 24a from the water receiving tank 24b is made into one path | route in a present Example, it is not limited to this, It is good also as a multiple path | route. Further, in the present embodiment, the communication hole connecting the water supply tray 24a and the water receiving tank 24b is formed, but the present invention is not limited to this, and a bypass route connecting the water supply tray 24a and the water receiving tank 24b is separately formed, Water may be circulated.

DESCRIPTION OF SYMBOLS 100 Humidifier 10 Housing 12 Blower 12a Fan motor 12b Fan 14 Evaporation filter unit 14a Water drawing pocket 14b Driven gear 14c Rotating shaft 14d Evaporation filter 16 Ultraviolet lamp holding | maintenance part (ozone generation part)
16a Ultraviolet lamp 20 Blower guide 24a Water supply tray 24b Water receiving tank 24c Partition plate 24d Bearing support part 24e Flow hole 24f Partition part 24g Water supply tank holding part 26 Suction port 28 Air outlet 30 Louver 32 Front panel 34 Rear panel 36 Low concentration ozone outlet 40 Main board 44 Operation panel 58 Ozone decomposition catalyst 60 Odor sensor 62 Temperature sensor 64 Humidity sensor 80 Sterilization means 90 Circulation means 91 Tube 911 Water outlet 92 Housing 921 Water inlet 93 Motor 94 Disc 95 Light guide part 95a Upper light guide part 95b Lower part Light guide part 95c Notch part 95d Shield part 96 Ultraviolet irradiation room 97a Outlet 97b Inlet

Claims (3)

A blower that is provided in an air passage connecting the suction port and the outlet, and discharges air sucked from the inlet from the outlet;
A vaporization filter that humidifies air passing through the air passage in a state where a water-absorbing film having air permeability is disposed in a plane orthogonal to a passage direction of air;
A water supply tray for storing water for wetting the vaporizing filter;
A water supply tank for supplying water to the water supply tray;
A water receiving tank for holding the water supply tank, and a water receiving tank for supplying water supplied from the water supply tank to the water supply tray;
In a humidifier equipped with
A sterilizing means having an ultraviolet lamp holding unit for holding the ultraviolet lamp inside, an ultraviolet irradiation chamber to which the ultraviolet rays are irradiated, and a light guide unit for guiding the ultraviolet rays to the ultraviolet irradiation chamber;
A circulation path through which water circulates between the water supply tray and the water receiving tank;
A circulation means for circulating water along the circulation path;
With
A humidifying device, wherein an inlet and an outlet are formed in the ultraviolet irradiation chamber, and the ultraviolet irradiation chamber is disposed on the circulation path. The circulating means is a water supply pump having a water inlet for sucking water and a water outlet for discharging the sucked water,
The water supply tray has a rectangular parallelepiped shape,
The distribution hole connecting the water receiving tank and the water supply tray and the suction port are arranged so as to be positioned diagonally in the water supply tray,
The humidifier according to claim 1, wherein the water discharge port is disposed in the water receiving tank. A humidifying and deodorizing device provided with an ozone generator for deodorizing air in the air passage of the humidifying device according to claim 1 or 2,
The ozone generating unit is provided with a ventilation port in the ultraviolet lamp holding unit, irradiates the air flowing into the ultraviolet lamp holding unit from the ventilation port with ultraviolet rays to generate ozone, and the ozone is emitted from the outlet. A humidifying deodorizing device that discharges.

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