JP5510159B2 - Humidifier - Google Patents

Description

  The present invention relates to a humidifier capable of humidifying air.

  The configuration of this type of conventional humidifier is as follows.

  That is, a main body case having an intake port and an exhaust port and a humidifying means provided in the main body case are provided. The humidifying means is provided with a disk-shaped humidifying filter, and the humidifying filter is fixed and rotatable. The humidifying filter frame, a substantially bowl-shaped water tank provided at the lower part of the humidifying filter, a water tank for supplying a certain amount of water to the water tank, and a rotating means for rotating the humidifying filter frame, the intake air Blowing means for blowing air sucked into the main body case from the mouth to the exhaust port through the humidifying filter is provided, and the humidifying filter frame includes a water supply portion on an outer peripheral portion, and a part of the water supply portion is The humidifying filter frame is provided so as to be constantly immersed in water supplied to the water tank, and the humidifying filter frame is rotated by rotating the humidifying filter frame by the rotating means. It has been a configuration for supplying water to the humidifying filter pumping water from the water tub by the water supply portion of the frame. (For example, a prior document similar to this is described in Patent Document 1 below.)

JP 2005-282980 A

  The problem in the above conventional example is that the humidifying ability is low.

  That is, in the conventional thing, the water of the water tank was pumped up from the outer peripheral part end surface of the disk-shaped humidification filter, and was supplied. The water supplied to the outer peripheral end face of this humidifying filter flows down to the lower part of the humidifying filter while passing through the humidifying filter, so that the entire humidifying filter contains water, and the humidifying filter containing this water is blown by a blowing means. The air was humidified.

  Therefore, in order to improve the humidifying capacity, if the air volume by the air blowing means is increased and the air volume passing through the humidifying filter containing water is increased, the water supplied to the outer peripheral end face of the humidifying filter is supplied to the humidifying filter by the air blowing means. The blown air flows into the humidifying filter surface on the leeward side without flowing down in the humidifying filter. In other words, the water that was going to flow down from the outer peripheral end face of the humidifying filter to the central part while passing through the humidifying filter flows horizontally into the leeward side of the humidifying filter by the air flow, and as a result, the water is entirely put into the humidifying filter. It cannot be included, that is, water can be included only in a small area of the humidifying filter, which makes it difficult to increase the air volume and improve the humidifying ability.

  Therefore, the present invention aims to improve the humidifying ability.

  In order to achieve this object, the present invention comprises a main body case having an intake port and an exhaust port, an air blowing means provided in the main body case, and a humidifying means, and the humidifying means is a water tank for storing water. A disc-shaped humidifying filter portion whose lower end is immersed in the water in the water tank, a filter frame portion covering the humidifying filter portion, and a rotating means for rotating the filter frame portion around a central shaft portion; A plurality of water supply portions that are fixed to the outer peripheral portion of the filter portion and pump the water in the water tank into the humidifying filter portion and supply the water, and the water supply portion is located on the wind path upstream of the filter portion. In addition, the lowermost position rotated by the rotating means has a substantially vertically long box shape, and includes a first opening and a second opening, and the first opening is rotated most by the rotating means. under The second opening is located downstream of the upper surface in the rotational direction at the lowermost position rotated by the rotating means. A first communication passage portion extending from the second opening portion to a center portion of the filter frame portion; the first communication passage portion in the rotation direction of the filter frame portion of the second opening portion; A first upstream side wall provided on the upstream side, a first downstream side wall provided on the downstream side in the rotation direction of the filter frame of the second opening, a first upstream side wall, and a first It forms from the 1st windward side wall part which block | closes the wind path windward side between these, and an initial purpose is achieved by this.

  As described above, the present invention includes a main body case having an intake port and an exhaust port, an air blowing means provided in the main body case, and a humidifying means. The humidifying means has a water tank for storing water, A disc-shaped humidifying filter portion whose lower end is immersed in water, a filter frame portion covering the humidifying filter portion, a rotating means for rotating the filter frame portion around a central shaft portion, and the filter portion A plurality of water supply parts that pump and supply water from the water tank to the humidifying filter part, and the water supply part is located on the wind path windward side of the filter part, and the rotation The lowermost position rotated by the means has a substantially vertical box shape, and includes a first opening and a second opening, and the first opening is at the lowermost position rotated by the rotating means. Previous The second opening is located on the downstream side in the rotation direction of the upper surface at the lowermost position rotated by the rotation means, and is located on the downstream side of the filter frame portion on the downstream side in the rotation direction. A first communication passage portion extending from the opening portion to the center portion of the filter frame portion is provided, and the first communication passage portion is provided on the upstream side of the rotation direction of the filter frame portion of the second opening portion. A first upstream side wall, a first downstream side wall provided on the downstream side of the second opening in the rotation direction of the filter frame, a first upstream side wall, and a first downstream side wall. It is formed from the 1st windward side wall part which block | closes the wind path upwind side between, and can improve a humidification capability.

  First, since the lower end of the disc-shaped humidifying filter part is submerged in the water in the water tank, the peripheral part of the humidifying filter part is rotated by the rotating means so that water is supplied to the entire peripheral part in the water tank. . Next, the central portion of the humidifying filter portion is configured such that the water supply portion fixed to the filter frame portion rotates to pump water from the water tank from the first opening portion, and the first communication passage portion from the second opening portion. The water in the aquarium is supplied to the humidifying filter portion via the. Here, the water supply portion has a substantially vertically long box shape at the 6 o'clock (lowermost) position of the timepiece, and is rotated by the rotating means. At the 9 o'clock position of the timepiece, the water supply portion has a substantially horizontally long box shape, and gradually from here. Water is supplied to the water, and most of the water is supplied by 10:00 of the watch. That is, most of the water is supplied to the central portion of the humidifying filter portion through the first communication passage portion whose inclination is gentler than that of the second opening portion, and further, the first communication passage portion is affected by the blowing of the air blowing means. Therefore, it can supply uniformly from a 2nd opening part to the center part of a humidification filter part. Finally, when the humidifying filter part rotates, the water supplied to the peripheral part and central part of the humidifying filter part flows into the part between the peripheral part and central part of the humidifying filter part, and the entire humidifying filter part Can contain water.

  Based on these results, the humidifying ability can be improved.

Schematic of the humidifier of Embodiment 1 of the present invention The figure which shows the schematic cross section of the humidification device The figure which shows the cross section of the humidification means of the humidification apparatus Schematic of humidification means of the humidifier Schematic of the filter frame, water supply unit and humidification filter unit of the humidifier Schematic of upstream filter frame and water supply unit of the humidifier Schematic of the water supply section of the humidifier

  Hereinafter, the present embodiment will be described with reference to the accompanying drawings.

(Embodiment 1)
As shown in FIGS. 1 to 4, the humidifying device 1 of the present embodiment includes a main body case 4 having an intake port 2 and an exhaust port 3, an air cleaning unit provided in the main body case 4, and the air cleaning unit. Humidifying means 6 is provided on the downstream side.

  The intake port 2 is located on both side surfaces of the main body case 4 and the lower front surface of the main body case 4, and the exhaust port 3 is located on the upper surface of the main body case 4.

  The air purifying means is a vertically long box-shaped air purifying filter 5 in which the filter medium is folded in a bellows shape, and is provided on the downwind side of the air inlet 2.

  The humidifying means 6 is provided on the downwind side of the air purification filter 5 that is an air purifying means, and is a water tank 7 in which a certain amount of water is accumulated, and a disk-like shape whose lower end is always immersed in the water of the water tank 7. The humidifying filter section 8, the water supply section 9 for pumping and supplying water from the water tank 7 to the humidifying filter section 8, the disc-shaped filter frame section 10 for fixing the humidifying filter section 8 and the water supplying section 9, and the filter Rotating means 12 that rotates about a shaft portion 11 at the center of the frame portion 10 is formed. Blowing means 13 for blowing air from the intake port 2 to the exhaust port 3 is provided on the downwind side of the humidification unit 6.

  The water tank 7 has a substantially horizontally long box shape with an open top surface. A water tank 14 is attached to the end of the water tank 7, and water is supplied from the water tank 14, so that the water level in the water tank 7 is substantially constant. It is supposed to be kept.

  The humidifying filter unit 8 has a three-layer structure in which a second layer is sandwiched between two disc-shaped first layers, and the second layer is a plurality of yarns perpendicular to the first layer. It is formed by. That is, the second layer is a three-dimensional structure in which the first layers are connected by fibers.

  As shown in FIG. 5, the water supply unit 9 has a substantially box shape and includes a first opening 15 and a second opening 16. The first opening 15 is a surface on the downstream side in the rotation direction of the filter frame 10 of the water supply unit 9 and has a substantially square shape located on the outer peripheral side. The second opening 16 is a filter frame of the water supply unit 9. In the center direction of the portion 10, that is, on the inner peripheral surface, it is a substantially square shape located on the downstream side in the rotation direction of the filter frame portion 10.

  As shown in FIGS. 3 and 5, the filter frame portion 10 is formed of a disk-shaped upstream filter frame 17 and a disk-shaped downstream filter frame 18. The upstream filter frame 17 is provided with a cylindrical upstream shaft portion 19 that extends outward at the center and is provided with a fixing portion 20 for the water supply portion 9 at the periphery. The downstream filter frame 18 is provided with a cylindrical downstream shaft portion 21 that extends outward at the center, and a cylindrical cylinder that covers the outer peripheral portion of the upstream filter frame 17 at the periphery. A cylindrical gear portion 23 is provided between the downstream shaft portion 21 and the cylindrical portion 22 to transmit the rotational power of the rotating means. The downstream shaft portion 21 and the cylindrical portion 22 are connected to each other by a rectangular flat plate-shaped crosspiece portion 24 extending in the radial direction from the downstream-side shaft portion 21 and a circular flat plate-shaped crosspiece portion 24.

  The humidifying means 6 has a water supply part 9 mounted on a fixed part 20 provided on the outer periphery of the upstream filter frame 17, and a humidifying filter part 8 is inserted between the upstream filter frame 17 and the downstream filter frame 18, The side filter frame 17 and the downstream filter frame 18 are fitted together, and the upstream shaft portion 19 of the upstream filter frame 17 and the downstream shaft portion 21 of the downstream filter frame 18 are rotated on the bearing portion 25 of the water tank 7. The filter frame 10, the water supply unit 9, and the humidifying filter unit 8 are rotated by the rotating means 12 via the gear unit 23 of the downstream filter frame 18.

  The air cleaning and humidification operation in such a configuration will be described.

  Water is supplied from the water tank 14 to the water tank 7 so that the water level is always constant. The water supply unit 9 and the humidification filter unit 8 of the humidifying unit 6 are always immersed in this water. Here, by rotating the filter frame 10 by the rotating means 12, the water supply unit 9 and the humidification filter unit 8 that have drawn water rotate, and the water pumped up by the water supply unit 9 is supplied to the humidification filter unit 8. To do. That is, the humidifying filter unit 8 is always kept in a state of holding water by continuously rotating the filter frame unit 10 by the rotating means 12.

  Here, by moving the air blowing means 13, air is sucked into the main body case 4 from the air inlet 2, and this air is the humidifying filter portion in a state of holding the air purifying filter 5 provided in the main body case 4 and water. 8 and becomes humidified clean air, and is exhausted from the exhaust port 3 into the room.

  As shown in FIGS. 5 to 7, the present embodiment is characterized in that water is supplied from the water supply unit 9 and the second opening 16 of the water supply unit 9 to the humidifying filter unit 8. Specifically, the water supply unit 9 is positioned on the upper side of the air path of the humidifying filter unit 8 and has a substantially vertically long box shape at the lowest position rotated by the rotating unit 12. And the water supply part 9 is provided with the 1st opening part 15 and the 2nd opening part 16, and the 1st opening part 15 is the downstream of the rotation direction of the filter frame part 10 in the lowest position rotated by the rotation means 12. The second opening 16 is located on the downstream side in the rotational direction of the upper surface at the lowest position rotated by the rotating means 12. A first communication passage portion 26 extending from the second opening portion 16 to the center portion of the filter frame portion 10 is provided. The first communication passage portion 26 includes a first upstream side wall portion 27 provided on the upstream side in the rotation direction of the filter frame portion 10 of the second opening portion 16, and the filter frame portion 10 of the second opening portion 16. 1st downstream side wall part 28 provided in the downstream of the rotation direction of this, and the 1st upwind side wall part which block | closes the wind path windward side between the 1st upstream side wall part 27 and the 1st downstream side wall part 28 29.

  First, since the lower end of the disc-shaped humidifying filter part 8 is submerged in the water in the water tank 7, the peripheral part of the humidifying filter part 8 is rotated in the direction of the arrow by the rotating means 12, so that Water is supplied to the entire periphery. Next, the water supply unit 9 fixed to the filter frame unit 10 rotates at the center of the humidifying filter unit 8 to pump water from the water tank 7 through the first opening 15 and from the second opening 16. The water in the water tank 7 is supplied to the humidifying filter portion 8 through the first communication passage portion 26. Here, the water supply unit 9 has a substantially vertically long box shape at the 6 o'clock (lowermost) position of the timepiece, and is rotated by the rotating means 12. Water is gradually supplied from here, and most of the water is supplied by 10:00 of the watch. That is, most of the water is supplied to the central portion of the humidifying filter portion 8 through the first communication passage portion 26 whose inclination is gentler than that of the second opening portion 16. Since the influence of the air flow of 13 can be suppressed, it can be supplied uniformly from the second opening 16 to the center of the humidifying filter 8. Finally, when the humidifying filter unit 8 rotates, the water supplied to the peripheral portion and the central portion of the humidifying filter portion 8 flows into the portion between the peripheral portion and the central portion of the humidifying filter portion 8 and humidifies. The entire filter unit 8 can contain water.

  Based on these results, the humidifying ability can be improved.

  The plurality of first communication passage portions 26 are configured to communicate with each other at the center portion of the filter frame portion 10. Specifically, the first upstream side wall part 27 of the adjacent first communication path part 26, the first downstream side wall part 28 of the first communication path part 26, and the first first side wall part 26 of the adjacent first communication path part 26. 1 downstream side wall part 28 and the 1st upstream side wall part 27 of the 1st communicating path part 26 are connected.

  In this way, the plurality of first communication passage portions 26 are communicated with each other at the center of the filter frame portion 10, so that the water supply portion 9 has a substantially vertically long box shape at the 6 o'clock (lowermost) position of the timepiece. The water supply section 9 is rotated by the rotating means 12 and at the 9 o'clock position of the timepiece, the water supply section 9 has a substantially horizontally long box shape. Water is gradually supplied from here, and most of the water is supplied by 10 o'clock of the timepiece. . That is, most of the water is supplied to the central portion of the humidifying filter portion 8 through the first communication passage portion 26 whose inclination is gentler than that of the second opening portion 16. Here, the water that does not soak into the humidifying filter portion 8 can further flow into the first communication passage portion 26 that communicates with the central portion of the filter frame portion 10, and water can be contained in the central portion of the humidifying filter portion 8. Is. Based on these results, water can be contained in the entire central portion of the humidifying filter portion 8, and the humidifying ability can be improved.

  In addition, a plurality of second communication passage portions 30 communicating with the plurality of first communication passage portions 26 are provided, and these second communication passage portions 30 are first communication passages with respect to the center of the filter frame portion 10. The second upstream side wall 31 provided on the upstream side in the rotational direction of the filter frame portion 10 and the second downstream side wall provided on the downstream side in the rotational direction of the filter frame portion 10 while being positioned symmetrically with the portion 26. Part 32 and a second windward side wall part 33 that closes the wind path windward side between the second upstream side wall part 31 and the second downstream side wall part 32.

  In this way, the plurality of first communication passage portions 26 and the plurality of second communication passage portions 30 are communicated with each other at the center of the filter frame portion 10, so that the water supply portion 9 can be ) In a substantially vertically long box shape, rotated by the rotating means 12, and at the 9 o'clock position of the timepiece, the water supply section 9 becomes a substantially horizontal box shape, and water is gradually supplied from here until 10 o'clock of the timepiece. Most of the water will be supplied. That is, most of the water is supplied to the central portion of the humidifying filter portion 8 through the first communication passage portion 26 whose inclination is gentler than that of the second opening portion 16. Here, the water which does not soak into the humidifying filter portion 8 further flows into the first communication passage portion 26 or the second communication passage portion 30 communicated with the central portion of the filter frame portion 10, and the center of the humidifying filter portion 8. The part can contain water. Further, the second communication passage portion 30 extends from the central portion of the humidifying filter portion 8 to the peripheral portion of the humidifying filter portion 8, and since there is no water supply portion 9 at this peripheral portion, ventilation of the humidifying filter portion 8 is performed. The reduction of the area can be suppressed.

  In addition, the first communication passage portion 26 and the second communication passage portion 30 are positioned adjacent to each other, and the first upstream side wall portion 27 and the second communication passage of the adjacent first communication passage portion 26 are also provided. The second downstream side wall part 32 of the part 30 or the first downstream side wall part 28 of the adjacent first communication path part 26 and the second upstream side wall part 31 of the second communication path part 30 are curved surfaces. 34 is connected. Specifically, when viewed from the horizontal direction, the curved surface portion 34 has a curved surface shape that opens outward from the center of the humidifying filter portion 8.

  Thereby, the plurality of first communication passage portions 26 are communicated with each other at the center portion of the filter frame portion 10, so that the water supply portion 9 has a substantially vertically long box shape at the 6 o'clock (lowermost) position of the timepiece, The water supply portion 9 is rotated by the rotating means 12 and at the 9 o'clock position of the timepiece, the water supply section 9 has a substantially horizontally long box shape. Water is gradually supplied from here, and most of the water is supplied by 10 o'clock of the timepiece. That is, most of the water is supplied to the central portion of the humidifying filter portion 8 through the first communication passage portion 26 whose inclination is gentler than that of the second opening portion 16. Here, the water that does not permeate the humidifying filter portion 8 further hits the curved surface portion 34 at the center portion of the filter frame portion 10, so that the first communication passage portion 26 or the second communication passage portion 30 communicated with each other. The water flows in a dispersed state, and water can be contained in the central portion of the humidifying filter portion 8.

  Further, the second opening 16 is configured to always be located above the water surface of the water tank 7. Specifically, the second opening 16 is configured to be located above the upper end of the water tank 7. That is, the second opening 16 is located on the downstream side in the rotation direction of the upper surface at the 6 o'clock (lowermost) position of the timepiece rotated by the rotating means 12. Even at the 6 o'clock (lowermost) position of the timepiece, it is always located above the water surface of the water tank 7 and above the upper end of the water tank 7.

  That is, since the second opening 16 is always located above the water surface of the water tank 7, when the water in the water tank 7 is pumped up from the first opening 15 by the water supply part 9, the air in the water supply part 9 is the first. The two openings 16 are always removed. On the other hand, if the second opening 16 is located below the water surface of the water tank 7 when the water in the water tank 7 is pumped from the first opening 15, the first opening 15 or the second opening 16. Thus, air in the water supply unit 9 escapes into the water, bubbles are blown on the surface of the water, and a sound is generated when the bubbles blow. That is, since the second opening 16 is always located above the water surface of the water tank 7, air can be prevented from escaping into the water from the first opening 15 or the second opening 16, and as a result. The sound generated when air bubbles bounce on the water surface can be prevented.

  Further, the second opening portion 16 is provided with a water flow direction changing means, and this water flow direction changing means is a first one on the leeward side of the wind path between the first upstream side wall portion 27 and the first downstream side wall portion 28. 2 and is formed by an inclined surface 35 that is inclined from the wind path leeward side to the wind path leeward side. Thereby, the water supply unit 9 has a substantially vertically long box shape at the 6 o'clock (lowermost) position of the timepiece, is rotated by the rotating means 12, and the water supply unit 9 has a substantially horizontally long box shape at the 9 o'clock position of the timepiece. Water is gradually supplied from here, and most of the water is supplied by 10:00 of the watch. That is, most of the water is supplied to the central portion of the humidifying filter portion 8 through the first communication passage portion 26 whose inclination is gentler than that of the second opening portion 16. Here, a part of the water that has come out of the second opening 16 flows to the inclined surface 35 and flows to the upper side of the wind path. is there. Based on these results, water can be contained in the entire central portion of the humidifying filter portion 8, and the humidifying ability can be improved.

  The water supply unit 9 has a substantially box-like shape at the lowest position rotated by the rotating means 12, and the side surface on the downstream side in the rotation direction of the filter frame unit 10 opens and communicates with the opened opening 36. The first downstream side wall portion 28 closes the upper portion of the opening portion 36 on the side surface on the downstream side in the rotation direction of the filter frame portion. The water supply unit 9 includes an opening 16 and is configured to be detachable from the filter frame unit 10. Specifically, the water supply unit 9 has a thick rectangular box shape. The surface in the thickness direction including one long side is provided with an opening 36, and a notch 37 is provided on the surface in the thickness direction including one short side from the opening 36. Here, the first downstream side wall portion 28 closes a part of the opening 36 on one short side, so that the first opening 15 and the second opening 16 are provided at both ends of the closed portion. Is. And the water supply part 9 is detachably mounted | worn by the nail | claw part 38 extended from the filter frame part 10. As shown in FIG.

  That is, since the water supply part 9 is detachable by the claw part 38 and the opening 36 and the cutout part 37 communicate with each other, the water supply part 9 can be removed from the filter frame part 10 and easily maintained.

  As described above, the present invention includes a main body case having an intake port and an exhaust port, an air blowing means provided in the main body case, and a humidifying means. The humidifying means has a water tank for storing water, A disc-shaped humidifying filter portion whose lower end is immersed in water, a filter frame portion covering the humidifying filter portion, a rotating means for rotating the filter frame portion around a central shaft portion, and the filter portion A plurality of water supply parts that pump and supply water from the water tank to the humidifying filter part, and the water supply part is located on the wind path windward side of the filter part, and the rotation The lowermost position rotated by the means has a substantially vertical box shape, and includes a first opening and a second opening, and the first opening is at the lowermost position rotated by the rotating means. Previous The second opening is located on the downstream side in the rotation direction of the upper surface at the lowermost position rotated by the rotation means, and is located on the downstream side of the filter frame portion on the downstream side in the rotation direction. A first communication passage portion extending from the opening portion to the center portion of the filter frame portion is provided, and the first communication passage portion is provided on the upstream side of the rotation direction of the filter frame portion of the second opening portion. A first upstream side wall, a first downstream side wall provided on the downstream side of the second opening in the rotation direction of the filter frame, a first upstream side wall, and a first downstream side wall. It is formed from the 1st windward side wall part which block | closes the wind path upwind side between, and can improve a humidification capability.

  First, since the lower end of the disc-shaped humidifying filter part is submerged in the water in the water tank, the peripheral part of the humidifying filter part is rotated by the rotating means so that water is supplied to the entire peripheral part in the water tank. . Next, the central portion of the humidifying filter portion is configured such that the water supply portion fixed to the filter frame portion rotates to pump water from the water tank from the first opening portion, and the first communication passage portion from the second opening portion. The water in the aquarium is supplied to the humidifying filter portion via the. Here, the water supply portion has a substantially vertically long box shape at the 6 o'clock (lowermost) position of the timepiece, and is rotated by the rotating means. At the 9 o'clock position of the timepiece, the water supply portion has a substantially horizontally long box shape, and gradually from here. Water is supplied to the water, and most of the water is supplied by 10:00 of the watch. That is, most of the water is supplied to the central portion of the humidifying filter portion through the first communication passage portion whose inclination is gentler than that of the second opening portion, and further, the first communication passage portion is affected by the blowing of the air blowing means. Therefore, it can supply uniformly from a 2nd opening part to the center part of a humidification filter part. Finally, when the humidifying filter part rotates, the water supplied to the peripheral part and central part of the humidifying filter part flows into the part between the peripheral part and central part of the humidifying filter part, and the entire humidifying filter part Can contain water.

  Based on these results, the humidifying ability can be improved.

  Therefore, it is expected to be utilized as a humidifier for home use or office use.

DESCRIPTION OF SYMBOLS 1 Humidifier 2 Intake port 3 Exhaust port 4 Main body case 5 Air purifying filter 6 Humidification means 7 Water tank 8 Humidification filter part 9 Water supply part 10 Filter frame part 11 Shaft part 12 Rotating means 13 Blower means 14 Water tank 15 1st opening part 16 Second opening 17 Upstream filter frame 18 Downstream filter frame 19 Upstream shaft portion 20 Fixed portion 21 Downstream shaft portion 22 Cylindrical portion 23 Gear portion 24 Crosspiece portion 25 Bearing portion 26 First communication passage portion 27 First 1 upstream side wall portion 28 first downstream side wall portion 29 first upwind side wall portion 30 second communication path portion 31 second upstream side wall portion 32 second downstream side wall portion 33 second upwind side wall portion 34 Curved surface 35 Inclined surface 36 Opening 37 Notch 38 Nail

Claims (8)

A main body case having an intake port and an exhaust port, an air blowing means provided in the main body case, and a humidifying means are provided. The humidifying means has a water tank for storing water, and a lower end immersed in the water in the water tank. A disc-shaped humidifying filter part, a filter frame part covering the humidifying filter part, a rotating means for rotating the filter frame part around a central shaft part, and fixing to the outer peripheral part of the filter part, A plurality of water supply parts that pump and supply water from the water tank to the humidifying filter part, and this water supply part is located on the wind path windward side of the filter part and is located at the lowest position rotated by the rotating means And a first opening and a second opening, and the first opening rotates the filter frame at the lowest position rotated by the rotating means. The second opening is located on the downstream side in the rotation direction of the upper surface at the lowermost position rotated by the rotating means, and the filter is connected to the filter from the second opening. A first communication passage portion extending to a center portion of the frame portion, the first communication passage portion being a first upstream portion provided upstream of the second opening in the rotation direction of the filter frame portion; A side wall, a first downstream side wall provided downstream of the second opening in the rotation direction of the filter frame, and a space between the first upstream side wall and the first downstream side wall. A humidifier configured to include a first windward side wall portion that closes the windward side of the wind path. The humidifying device according to claim 1, wherein the plurality of first communication passage portions are configured to communicate with each other at a center portion of the filter frame portion. A plurality of second communication passage portions communicating with the plurality of first communication passage portions are provided, and these second communication passage portions are pointed to the first communication passage portion with respect to the center of the filter frame portion. A second upstream side wall provided on the upstream side in the rotation direction of the filter frame, a second downstream side wall provided on the downstream side in the rotation direction of the filter frame, and 3. The humidifier according to claim 1, wherein the humidifier is configured to include a second windward side wall portion that closes an upwind side of the wind path between the two upstream side wall portions and the second downstream side wall portion. . The first communication path part and the second communication path part are positioned adjacent to each other, and the first upstream side wall part and the second communication path part of the adjacent first communication path part are adjacent to each other. The second downstream side wall part or the first downstream side wall part of the adjacent first communication path part and the second upstream side wall part of the second communication path part are connected by a curved surface part. The humidifier according to claim 3. The humidifier according to any one of claims 1 to 4, wherein the second opening is configured to be always located above the water surface of the water tank. The humidification device according to claim 5, wherein the second opening is configured to be located above the upper end of the water tank. The second opening is provided with a water flow direction changing means, and the water flow direction changing means is the second on the leeward side of the air path between the first upstream side wall and the first downstream side wall. The humidifying device according to any one of claims 1 to 6, wherein the humidifying device is formed with an inclined surface that is located at a peripheral edge of the opening of the airway and is inclined from the downwind side to the upwind side. The water supply portion has a substantially vertically long box shape at the lowest position rotated by the rotating means, and a side surface on the downstream side in the rotation direction of the filter frame portion opens, and a cutout portion communicated with the opened opening portion. On the upper surface, and the first downstream side wall portion closes an upper portion of the opening portion on the downstream side surface in the rotation direction of the filter frame portion, thereby the first opening portion and the second opening portion. The humidifier according to claim 1, wherein the water supply part is configured to be detachable from the filter frame part.

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