JP5556263B2 - Humidifier and air purifier with humidification function - Google Patents

Description

  The present invention relates to a humidifying device and an air cleaning device with a humidifying function for humidifying a dry room.

  Conventionally, this type of humidifier is known to perform humidification by bringing warm air into contact with a vaporization filter (see, for example, Patent Document 1).

  Hereinafter, the humidifier will be described with reference to FIG.

  As shown in FIG. 8, the humidifier includes a main body 101, an air blowing means including a fan 102 and a motor 103, a heater 104 provided in an air passage, a liquid storage tray 105, and a lower portion on the liquid storage tray 105. And a soaked vaporization filter 106. The air sucked from the suction port 107 by the air blowing means is heated by passing through the heater 104, and then the water in the liquid storage tray 105 is sucked up and passed through the vaporizing filter 106 to obtain humidified air from the air outlet 108. is there.

  Also, this type of air purifying device is known in which an air purifying filter and a centrifugal fan are arranged in a plan view when viewed from the front (see, for example, Patent Document 2).

  Hereinafter, the air purifier will be described with reference to FIG.

  As shown in FIG. 9, the air purifier includes a main body 201, a centrifugal fan 202 disposed at a substantially central portion in the main body 201, and an air purifier disposed on the radial blowing side of the centrifugal fan 202 in the main body 201. A filter 203, a room air inlet 204 for sucking room air, and a blower outlet 205 for blowing the cleaned air into the room are provided. The room air sucked into the main body 201 passes through the centrifugal fan 202 and then passes through the air cleaning filter 203, and the cleaned air is discharged into the room from the outlet 205.

JP 2002-61901 A JP 2008-142665 A

  In such a conventional humidifier or air purifier, a method of embedding the motor on the main plate side of the impeller is used in order to make the device compact. There existed a subject that the ventilation performance of a car fell or a noise raised. In order to maximize the air blowing performance of the impeller, do not embed the motor on the orifice side, which is the suction side of the impeller, or keep the motor on the main plate side of the impeller and keep the main plate flat. In the case of such arrangement, there is a problem that the apparatus tends to be large because it is necessary to arrange the motor outside the impeller.

  Therefore, the present invention solves the above-described conventional problems, and provides a compact humidifier and a humidifying function-equipped air purifier that can effectively use the space around the motor while maintaining the performance of the impeller. For the purpose.

And in order to achieve this object, the present invention comprises a main body having an air inlet and an outlet, and an air passage communicating the inlet and the outlet, with a blowing means, a liquid absorbing filter, A humidifying device comprising a liquid storage tray for holding the liquid-absorbing filter, wherein the air blowing means includes a bell mouth shaped orifice provided on the suction port side, a vane retreating in the rotation direction, and the orifice an impeller comprising a shroud formed so as to overlap in the axial direction, is provided on the orifice side and a motor for driving the impeller, a front Symbol the absorbent filter around the motor and the liquid storage tray A tank for supplying a liquid to the liquid-absorbing filter is arranged as a set, thereby achieving an intended purpose.

According to the present invention, a blower, a liquid-absorbing filter, and the liquid-absorbing filter are held in a main body having an air inlet and an air outlet, and an air passage communicating the air inlet and the air outlet. A humidifying device having a liquid storage tray, wherein the air blowing means is formed so as to overlap in the axial direction with a bell mouth shaped orifice provided on the suction port side, a blade retreating with respect to the rotation direction, and the orifice. an impeller consisting of a shroud, disposed on the orifice side and a motor for driving the impeller, around the front SL motor and the absorbent filter and the liquid storage tray liquid to the absorbent filter provided by placing in the assembled tank and supplies, while maintaining the performance of the impeller, the space around the motor can be effectively used, a compact humidifier and humidifying function with air cleaning device Rukoto can.

Schematic cross-sectional view showing a humidifier according to Embodiment 1 of the present invention. Another cross-sectional schematic of the humidifier (A) Schematic perspective view showing a liquid-absorbing filter according to Embodiment 2 of the present invention, (b) Schematic perspective view showing another liquid-absorbing filter (A) Schematic diagram of the same plate-like liquid-absorbing filter, (b) Schematic diagram of another shape of the liquid-absorbing filter Schematic sectional view showing a humidifier according to Embodiment 3 of the present invention. Schematic sectional view showing an air cleaning device with a humidifying function according to a fourth embodiment of the present invention. Schematic sectional view of the air purifier with humidification function Schematic sectional view showing a conventional humidifier Schematic sectional view showing a conventional air cleaner

The humidifying device according to claim 1 of the present invention includes a main body having an air inlet and an air outlet, an air passage communicating the air inlet and the air outlet, an air blower, a liquid absorbing filter, and an air suction filter. A humidifying device including a liquid storage tray for holding a liquid filter, wherein the air blowing means includes a bell mouth shaped orifice provided on a suction port side, a blade retreating with respect to a rotation direction, the orifice and an axial direction an impeller comprising a shroud formed to overlap with the provided orifice side and a motor for driving the impeller, the around the front SL motor and the absorbent filter and the liquid storage tray intake A tank for supplying a liquid to the liquid filter is arranged as a set. Thereby, the space around the motor can be effectively utilized while maintaining the performance of the impeller, and an energy-saving and compact humidifier can be obtained.

According to a second aspect of the present invention, there is provided a humidifying function-equipped air cleaning device, a main body having an air inlet and an air outlet, an air passage communicating the air inlet and the air outlet, an air blowing means, and a liquid absorbing device. An air filter with a humidifying function, and a ventilation mouth, a bell mouth-shaped orifice provided on the suction port side, and a liquid storage tray holding the liquid-absorbing filter, and an air purifying filter. an impeller comprising a shroud formed so as to overlap with the blade and the orifice and axially retracted relative to the rotating direction, is provided on the orifice side and a motor for driving the impeller, around the pre SL motor And a tank for supplying a liquid to the liquid-absorbing filter, the liquid storage tray, and the liquid-absorbing filter . As a result, the space around the motor can be effectively utilized while maintaining the performance of the impeller, and an air cleaning device with a humidifying function can be obtained that fills indoor humidification and air purification with a compact configuration.

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

(Embodiment 1)
As shown in FIG. 1 and FIG. 2, the humidifier has a main body 13 having an air inlet 11 and an air outlet 12, an air passage communicating the air inlet 11 and the air outlet 12, and the air inlet 11 side. An impeller 14 comprising a bell mouth-shaped orifice 14 provided, a blade 15 retreating with respect to the rotational direction, and a shroud 16 formed so as to overlap the orifice 14 in the axial direction; and provided on the orifice 14 side, A humidifying device comprising air blowing means comprising a motor 18 for driving an impeller 17, a liquid absorbing filter 19, and a liquid storage tray 20 for holding the liquid absorbing filter 19, wherein the liquid absorbing filter 19 and the liquid storage tray 20 is arranged around the motor 18.

  As the impeller 17, a turbo fan is used, and a plurality of liquid-absorbing filters 19 and a liquid storage tray 20 are arranged in parallel to the air passage direction. In addition, a resin cover 21 is provided around the motor 18, and a tank 22 is provided as a means for supplying liquid to the liquid-absorbing filter 19. As the impeller 17, a sirocco fan or a turbo fan is preferably used, and the turbo fan is effective particularly when the pressure loss of the liquid-absorbing filter 19 is large. Turbofans are effective in reducing power consumption because of their high theoretical efficiency.

  According to such a configuration, the space around the motor 18 can be effectively utilized while maintaining the performance of the impeller 17, and the rotation of the motor 18 is achieved by forming the shroud 16 so as to overlap the orifice 14 in the axial direction. The axial dimension can be reduced, and a compact humidifier can be obtained.

  In addition, since a plurality of liquid-absorbing filters 19 and liquid storage trays 20 are provided, it is possible to supply water only to some liquid-absorbing filters 19, so that the amount of humidification can be easily controlled. Moreover, the liquid supplied to the liquid-absorbing filter 19 can be a liquid other than water as required. Examples of liquids other than water include gas adsorbing liquids, disinfecting liquids, deodorizing liquids, pest repellents, and aromatic liquids.

  Further, by arranging the plurality of liquid-absorbing filters 19 and the liquid storage tray 20 in parallel with respect to the air passage direction, the total wind receiving area of the liquid-absorbing filter 19 is increased, and the surface through which air passes. Wind speed can be reduced. That is, since the contact time between air and the liquid-absorbing filter 19 can be extended, high humidification performance can be obtained.

  Further, if the side surface of the main body 13 is provided with an attachment / detachment opening so that the liquid absorbent filter 19 and the liquid storage tray 20 can be attached and detached, the liquid absorbent filter 19 and the liquid storage tray 20 can be removed and replaced or cleaned. Can do.

  Further, by providing the cover 21 around the motor 18, it is possible to prevent water from entering the motor 18 from the liquid absorbing filter 19 or the liquid storage tray 20 even when the apparatus is tilted or receives an impact. As a material of the cover 21, for example, PP resin having water resistance and heat resistance may be used.

  Further, when an acidic or alkaline gas adsorbing liquid is supplied to at least one liquid-absorbing filter 19, for example, NO2, SO2, HCL or the like as acidic gas, or ammonia or the like as alkaline gas is contained in the air. They can be easily removed.

  Further, if a sterilizing liquid or a deodorizing liquid is supplied to at least one liquid-absorbing filter 19, fungi and odors floating in the air can be removed. Examples of the sterilizing liquid include ethanol, sodium hypochlorite solution, and the like.

  Moreover, if it has the tank 22 for supplying the liquid to the liquid absorption filter 19, a humidification operation can be continuously performed irrespective of the installation place of a humidifier. When liquid other than water is supplied to the liquid-absorbing filter 19, it is possible to prevent the contents from being altered or deteriorated by storing them in the tank 22.

  Further, when the plurality of liquid-absorbing filters 19 and the liquid storage tray 20 are installed, the same number of tanks 22 may be provided, or if the same liquid is supplied, the plurality of liquid storage trays 20 are communicated. By doing so, the same liquid can be supplied from one tank to the plurality of liquid storage trays 20.

  Further, if the amount of liquid supplied to the liquid-absorbing filter 19 is controlled by the water level detecting means arranged in the liquid storage tray 20, the liquid-absorbing filter 19 can maintain a desired liquid amount and stably. Humidification operation can be performed. Examples of the water level detection means include detection of a water level by a float and detection of a water decrease by a timer. After detecting the water level, control may be provided to stop the liquid supply to the liquid absorbing filter 19 by floating the liquid absorbing filter 19 from the liquid storage tray 20 or closing the stopper of the tank 22.

(Embodiment 2)
The liquid-absorbing filter shown as an example in FIG. 3 is a honeycomb structure.

  As the honeycomb structure, as shown in (a), a paper made of pulp having a high liquid-absorbing ability, a corrugated rayon or a mixed nonwoven fabric of polyester, or a polyester, acrylic, nylon, etc. as shown in (b) It is preferable to use a three-dimensional knitted fabric in which openings on the front and back surfaces made of fibers are connected by connecting yarns. Thereby, the pressure loss in the liquid-absorbing filter 19 can be reduced, and a sufficient air flow path can be secured.

  The shape of the liquid-absorbing filter 19 is not particularly limited as long as it does not significantly impede the passage of air. As shown in FIG. 4, for example, (a) a flat plate-like liquid-absorbing filter is arranged upright or obliquely, or (b) a liquid-absorbing material such as a U-shape, J-shape, or W-shape. It may be arranged so as to enlarge the area through which air can pass by using a property filter.

(Embodiment 3)
The humidifier shown in FIG. 5 can store the second tank 23 in the liquid storage tray 20.

  Thereby, since the tank capacity can be increased without increasing the volume of the apparatus, the humidifying operation can be continuously performed for a long time with a compact apparatus. If different liquids are supplied to a plurality of tanks, the liquid-absorbing filter exhibits different functions. For example, if water is introduced into one tank and ethanol is introduced into the other tank, indoor humidification and sterilization can be performed simultaneously. The number of tanks is not necessarily two. For example, as shown in FIG. 5, the second tank 23 stored in the liquid storage tray 20 may communicate with the tank 22 in an L shape. .

(Embodiment 4)
The air purifier with a humidifying function shown in FIG. 6 and FIG. 7 includes an air blowing means including a blade 15 and a motor 18, a liquid absorbing filter 19, a liquid storage tray 20 that holds the liquid absorbing filter 19, and an air purifying device. An air cleaning device with a humidifying function provided with a dust collection filter 24 and a deodorizing filter 25 as filters, wherein a plurality of the liquid absorbing filters 19 and the liquid storage tray 20 are provided.

  Thereby, the space around the motor 18 can be effectively utilized while maintaining the performance of the impeller 17, and an air purifier with a humidifying function that can simultaneously satisfy indoor humidification and air purification with a compact configuration can be obtained. .

  Further, an air purification filter may be arranged on the upstream side of the liquid-absorbing filter 19. Thereby, since dust in the air does not reach the liquid-absorbing filter 19, clogging of dirt in the liquid-absorbing filter 19 can be suppressed, and the apparatus can be kept clean for a long period of time. When dirt is trapped and held in the air purification filter, the air purification filter may be clogged. Therefore, it is preferable that the air purification filter can be easily replaced or can be regenerated by cleaning.

  Further, since the air purification filter includes the dust collection filter 24 and / or the deodorization filter 25, it is possible to remove gas components that cause fine dust and odor in the air. As the dust collection filter 24, for example, a glass filter medium, a nonwoven fabric, an electrostatic filter medium, or the like can be used. Moreover, as the deodorizing filter 25, for example, a filter medium obtained by filtering activated carbon, zeolite, silica gel, or the like can be used.

  Further, as shown in FIG. 7, the liquid-absorbing filter 19, the liquid storage tray 20, and the deodorizing filter 25 may be arranged in parallel to the air passage direction. Thereby, for example, if the liquid-absorbing filter 19 and the liquid storage tray 20 are disposed below the motor 18 and the deodorizing filter 25 is disposed on the left and right of the motor 18, the space around the motor 18 can be more effectively utilized. It is possible to satisfy indoor humidification and air purification simultaneously with a compact configuration.

  Since the humidifier and the air purifier with a humidifying function according to the present invention can effectively use the space around the motor, they are useful as a humidifier, an air purifier with a humidifying function, an air conditioner, and the like.

DESCRIPTION OF SYMBOLS 11 Inlet 12 Outlet 13 Main body 14 Orifice 15 Blade 16 Shroud 17 Impeller 18 Motor 19 Liquid absorbing filter 20 Liquid storage tray 21 Cover 22 Tank 23 Second tank 24 Dust collection filter 25 Deodorizing filter 101 Main body 102 Fan 103 Motor 104 Heater 105 Liquid storage tray 106 Evaporation filter 107 Suction port 108 Air outlet 201 Main body 202 Centrifugal fan 203 Air cleaning filter 204 Suction port 205 Air outlet

Claims (2)

Humidification provided with a main body having an air inlet and an air outlet, an air passage communicating the air inlet and the air outlet, an air blowing means, a liquid absorbing filter, and a liquid storage tray holding the liquid absorbing filter An impeller comprising a bell mouth-shaped orifice provided on the suction port side, a blade retreating with respect to the rotation direction, and a shroud formed so as to overlap the orifice in the axial direction. When provided on the orifice side and a motor for driving the impeller, and the liquid-absorbent filter around the front SL motor and the reservoir tray liquid to the absorbent filter to set the tank for supplying A humidifier characterized by being arranged. A main body having an air inlet and an air outlet, an air passage communicating the air inlet and the air outlet, an air blowing means, a liquid absorbing filter, a liquid storage tray holding the liquid absorbing filter, and an air An air purifier with a humidifying function provided with a purification filter, wherein the air blowing means is formed so as to overlap with the bell mouth-shaped orifice provided on the suction port side, the blade retreating with respect to the rotation direction, and the orifice in the axial direction. an impeller consisting of a shroud that is provided on the orifice side and a motor for driving the impeller, to the front Symbol the absorbent filter around the motor the reservoir tray and the liquid-absorbent filter An air purifier with a humidifying function , wherein a tank for supplying a liquid is disposed in combination .

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