KR20090058446A - Apparatus for air purifing and hunidifing - Google Patents

Abstract

An apparatus for cleaning and humidifying air is provided to improve transfer efficiency of clean air or humidified air and to increase user convenience by controlling the amount of clean air according to seasons or surrounding circumference. An apparatus for cleaning and humidifying air includes a case(100), a circulation pan(125), a filter unit(130), a humidifying unit(140) and a flow path operation unit. The case includes a suction unit(110) and a discharge unit(120). The flow path operation unit controls flow of the air passing through the filter unit. The humidifying unit comprises a humidification filter(142) and a water tub(143). The flow path operation unit is a rotary plate(150) having a rotary shaft. An air clan flow path(A) or a humidification clean flow path(B) are formed according to the flow path operation unit. The humidification clean flow path and the air clan flow path is a double flow path consisting of a front side flow path(170) and a rear side flow path(175).

Description

Apparatus for air purifing and hunidifing

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air cleaning apparatus, and more particularly, to an air cleaning and humidifying apparatus having a double flow path and having a humidifying function.

An air purifier is a device that purifies polluted air and converts it into fresh air, and passes air through a filter to remove dust and germs and remove odors.

Air pollution is getting serious due to the increase of yellow dust or harmful dust, and the necessity and demand for air purifiers are greatly increased due to the social atmosphere such as the increase of respiratory diseases and the increase of public interest in health.

A general air purifier includes a fan for sucking air to be purified, a filter assembly for purifying the air, and the like. In particular, the filter assembly includes a plurality of filters having various pore sizes, a filter frame for supporting the filters, and the like. Examples of the filter include a pretreatment filter using a antibacterial material to remove large dust and mold, pet hair, and the like, a flush filter to remove odors, a HEPA filter, and the like.

In addition to the filter, the air cleaning device may further include a humidification filter capable of supplying humidified air having a constant humidity by humidifying the air. Moisture-containing humidification filter to remove impurities in the air, and supply moisture-containing air to control the humidity.

1 shows a cross-sectional view of a general air cleaning and humidifying device. As illustrated in FIG. 1, an inlet is formed in the front cover 20 that is detachably installed in the body housing 11, and external air flows into the body housing 11 through the inlet. The introduced air is purified by passing through a filter unit 23 having a plurality of filters, and the purified clean air is blown fan inlet 27 formed in front of the blower fan housing 28 surrounding the blower fan 25. After flowing into the blowing fan housing 28 through, and exits the outside of the device through the discharge port (29). On the other hand, a humidification filter 22 is installed at the lower end of the blower fan 25, and a part of the air purified through the filter unit 23 passes through the humidification filter 22 to become humidified clean air. The humidified clean air also flows into the blower fan housing 28 through the blower fan inlet 27, and then exits to the outside of the device through the outlet 29.

Air cleaning and humidifying apparatus according to the prior art generally has a problem that can not independently implement the humidification function and the air cleaning function. That is, clean air and humidified clean air are discharged together as shown. Therefore, a problem occurs in that humidified air is continuously supplied regardless of the humidity in the air. In addition, since the air flows into the front surface of the blower fan only, the structure is limited, resulting in poor efficiency in terms of efficiency.

Here, it is sufficient to understand that the air cleaning function means an air purification function through a general filter except the humidification function.

The present invention has been made in view of the above, it is possible to supply clean air and humidified clean air separately and to control the discharge of humidified air, in particular a double flow path is formed on the front and rear of the circulation fan It is an object of the present invention to provide an air cleaning and humidifying device that can increase the air transfer efficiency.

Air cleaning and humidifying device according to the present invention for achieving the above object is provided with a suction unit and a discharge unit for the outside air is introduced or discharged; A circulation fan for flowing air introduced from the suction part to the discharge part; A filter unit provided at one side of the case to filter air introduced from the suction unit; A humidifying unit provided in the inner lower part of the case to supply water to the air passing through the filter unit; And a flow channel manipulation means provided between the suction unit and the humidification unit to control the flow of air passing through the filter unit.

Here, according to the operation of the flow path operating means, the air filtered by the filter unit is a clean air flows to the discharge portion through the front or rear of the circulation fan; Or a humidifying clean passage through which the air filtered by the filter unit passes through the humidifying unit to become humidified clean air and flows to the discharge part through the front or rear surface of the circulation fan.

In addition, the flow path operation means may be a first position to block the humidifying clean flow path such that the air passing through the filter unit flows in the air cleaning flow path, and the air passing through the filter unit flows only into the humidifying clean flow path. It may be supported to be installed inside the case so as to be movable between the second position blocking the air cleaning passage.

The flow channel manipulation means may be provided at a third position where a part of the air passing through the filter unit passes through the air cleaning passage and a part of the air passing through the filter unit flows through the humidifying clean passage. The third position may be a position between the first position and the second position.

Preferably, the flow path manipulation means has a rotational shaft which receives power from the driving unit and rotates about the rotational axis and rotatably moves between the first position and the second position.

In addition, the flow path operation means is a watermill rotating plate which has a rotating shaft that is rotated by receiving power from the drive unit and rotatably moves between the first position and the second position, the watermill rotating plate is at the end of the rotating shaft It is provided with a support plate and four plates supported by the support plate and forming a cross shape around the rotation axis, the four plates preferably have an opening and a blocking portion.

In addition, the flow path operation means is a sliding plate which is provided adjacent to the rear of the filter unit and slidably moves between the first position and the second position by receiving power from a driving unit, and the sliding plate is formed on the upper side. It is preferable to include an opening portion and a blocking portion formed under the opening portion.

In the air cleaning passage and the humidifying clean passage, it comprises a double flow passage consisting of a front flow path formed between the front portion of the circulation fan and the filter unit, and a rear flow path formed between the rear portion of the circulation fan and the case. good.

In particular, the humidifying unit is preferably provided below the circulation fan.

In addition, the humidifying unit preferably includes a humidifying filter in which moisture is provided to provide water to the flowing air and one side of the humidifying filter soaked to provide water to the humidifying filter.

Here, the driving unit is preferably controlled by the controller according to the signal received from the input unit formed on the outside of the case.

According to the present invention, by forming an air purifying flow path and a humidification clean flow path as a separate flow path and selectively opening and closing the air cleaning flow path and a humidification clean flow path with a flow path variable unit, purifying clean air and humidification according to the season or the surrounding environment. There is an effect of being able to control the amount of air, thereby improving user convenience.

In addition, a double flow path is formed on the front and rear of the circulation fan to increase the transfer efficiency of clean or humidified air.

The above objects, features and other advantages of the present invention will become more apparent by describing the preferred embodiments of the present invention in detail with reference to the accompanying drawings. Hereinafter, an air purifying and humidifying apparatus according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is a perspective view of a right side of a case of the air cleaning and humidifying apparatus according to an embodiment of the present invention, illustrating when the rotating plate is in the first position as a flow path manipulation means, and FIG. 4 is a side cross-sectional view showing when the rotating plate of FIG. 2 is in the second position, and FIG. 5 is a side cross-sectional view showing when the rotating plate of FIG. 2 is in the third position. FIG. 6 is a perspective view and an operation view of a rotating plate as a first embodiment of the flow path operating means, and FIG. 7 is a schematic view showing an air flow action in the air cleaning and humidifying apparatus shown in FIGS. 2 and 4.

2 to 7, the air cleaning and humidifying apparatus according to an embodiment of the present invention, the case 100 and the case 100 provided with the suction unit 110 and the discharge unit 120 through which the outside air is introduced or discharged. Circulating fan 125 which rotates to flow the air introduced from the suction unit 110 of the air) to the discharge unit 120, and is provided at one side of the case 100 to filter the air introduced from the suction unit 110. Filter unit 130 to adjust the flow of air passing through the humidifying unit 140, the filter unit 130 is provided on the inner bottom of the case 100 to supply water to the air passing through the filter unit 130, And a flow path operating means.

The filter unit 130 is detachably installed in the case 100, and a prefilter, a deodorizing filter, a dust collecting filter, and the like are generally disposed in the air suction side order on the filter support. Since the types and materials of the filters are well known in the art, detailed descriptions thereof will be omitted, and the present invention is not limited to the arrangement order of the filters, but may be configured by a combination of various filters.

In this case, the humidifying unit 140 may be provided at the lower side of the circulation fan, and the humidification filter 142 and the lower part of the humidification filter 142, which are disposed evenly with the moisture contained therein, contain the water tank 143 in which water is stored. A water tank 143 may be detachably installed in the case 100.

Of course, the humidification filter applied to the present invention is not limited to a specific material and shape. For example, the shape of the humidifying unit 140 may pass through air, such as a rectangular, honeycomb or colgate, a gap between parallel plates, a foam gap or a fiber gap of a nonwoven fabric. It is enough if it is shape that we can. In addition, the material forming the flow path may also be fabric, paper, nonwoven fabric, polyurethane foam, moisture permeable membrane, porous material, or a mixture of these materials. The material may be vaporized by inhalation of water by capillary action and air passage.

At this time, the circulation fan 125 is installed in the inner rear of the case 100, the double-sided fan shape provided with the impeller 126 back and forth so that easy inflow of air from the suction unit 110 of the case 100 at the same time. The front and rear impeller 126 may be disposed inside the case 100 on the vertical plate 127.

The suction unit 110 is provided at the lower front of the case 100, the discharge unit 120 is provided on the upper surface of the case 100, the circulation fan 125 is corresponding to the lower portion of the discharge unit 120 It is disposed behind the upper portion of the filter unit 130. Therefore, the air introduced into the suction part 110 at the lower part of the case 100 by the operation of the circulation fan 125 flows upwardly from the inside of the case 100 through the filter unit 130 and discharges ( 120 is discharged and supplied to the room.

Here, the flow of air from the filter unit 130 to the humidification unit 140 side is guided by the flow path operation means, and the flow path operation means blocks the flow of air from the filter unit 130 to the humidification unit 140 side and discharges. Direct flow to the 120 or allow the flow to the humidifying unit 140 can be selectively made to humidify the air passing through the filter unit 130.

In other words, the air filtered passage A, which is filtered by the filter unit 130 according to the operation of the flow path manipulation unit, becomes clean air and flows to the discharge unit 120 through the front or rear surface of the circulation fan 125, The humidified clean passage B flowing through the humidifying unit 140 and filtered by the filter unit 130 becomes the humidified clean air and flows to the discharge part 120 through the front or rear of the circulation fan 125. Is formed.

In this case, the channel manipulation means may include a first position that blocks the humidifying clean passage B so that the air that has passed through the filter unit 130 flows in the air clean passage A, and the air that has passed through the filter unit 130 The case 100 may be supported so as to be movable between the second positions that block the air cleaning passage A so as to flow only into the humidifying clean passage B.

In addition, the flow channel manipulation means is a position in which a portion of the air that has passed through the filter unit 130 flows through the air clean passage A, and the remaining portion of the air that has passed through the filter unit 130 flows through the humidified clean passage B. It may be provided in a third position, the third position may be a position between the first position and the second position.

2 to 6 to describe the operation of the air cleaning and humidifying device of the present invention in detail as follows. 2 and 3 show when the flow path operating means is in the first position. The flow channel operating means used in this embodiment is provided to be rotatable in front of the humidifying unit 140 is provided with a rotary shaft 151 to block or allow the inflow of air from the filter unit 130 side to the humidification unit 140 side. It may be a rotating plate 150 (see Figure 6).

3 shows when the rotating plate 150 is in the first position. In the case of air purification only, the rotation plate 150 is in a first position, that is, a position to block the humidifying clean passage (B). Here, the position where the rotating plate blocks the humidifying clean passage B means a position that blocks the front part of the humidifying unit 140 to prevent air from passing through the humidifying unit 140 as shown. In this case, only clean air is produced in the apparatus and discharged to the outside. That is, the air introduced into the case 100 becomes clean air while passing through the filter unit 130, and the clean air passes through the air clean passage A and exits to the outside through the discharge unit 120.

4 shows when the rotating plate 150 is in the second position. As shown, the rotating plate 150 is in a second position, that is, a position to block the air cleaning passage A. The air cleaning passage A is formed on the humidifying clean passage B. Here, the position where the rotating plate 150 blocks the air cleaning passage A causes the rotating plate 150 to intercept the upper end of the humidifying unit 140, so that the air flows into the air cleaning passage A. It means the location to prevent passage. Therefore, the air introduced into the case 100 becomes clean air after passing through the filter unit 130, and the clean air passes through the humidifying unit 140 to become humidified clean air and passes through the humidified clean passage B through the circulation fan. After being sucked to the 125, it exits to the outside through the discharge unit 120.

Thus, according to the air purifying and humidifying device according to the present invention, the air purifying passage (A) and the humidifying clean passage (B) is separately, it is possible to selectively discharge the clean air or humidification clean air by the user's choice In addition, it is possible to control the emissions of humidified air.

On the other hand, the device according to the present invention can be discharged by mixing the clean air and humidified clean air. To this end, the rotation plate 150 may be provided at a third position which is a position between the first position and the second position. 5 shows when the rotating plate 150 is in the third position.

As shown, the rotation plate 150 is in the third position, that is, between the air cleaning passage (A) and the humidification clean passage (B). Therefore, the air flowing into the case 100 and passing through the filter unit 130 passes through the humidifying clean passage A and the air clean passage B. The humidified clean air and the clean air passing through the respective flow paths are sucked by the circulation fan 125 and then discharged to the outside through the discharge part 120.

In other words, the rotating plate 150 is rotated by receiving power from a driving unit (not shown) provided inside the case, and when the rotating plate 150 is rotated obliquely upward (second position) of the case 100. The air introduced into the suction unit 110 is humidified by being guided toward the humidifying unit 140 and passing through the humidifying unit 140, and when the rotating plate 150 is rotated to be inclined downward (first position), the humidifying unit ( The flow of air is blocked to the side 140, and the air is directly introduced into the discharge unit 120 by the circulation fan 125 and supplied to the room. The driving unit may be a step motor.

3 and 4, the air cleaning passage A and the humidifying cleaning passage B may include a front passage 170 formed between the front portion of the circulation fan 125 and the filter unit 130, and the circulation fan 125. In the dual flow path composed of the rear flow path 175 formed between the rear portion of the case and the case 100 is common. That is, even if the rotating plate 150 used as the flow path manipulation means is operated at any one of the first to third positions, the air inside the case flows simultaneously through the front channel 170 and the rear channel 175.

On the other hand, the flow channel operation means serves to guide the flow of air from the suction unit 110 to the humidification unit 140 side, in addition to the rotary plate 150 may be installed in front of the humidification unit 140 in various ways. .

8 is a perspective view of a watermill rotating plate according to a second embodiment of the flow channel manipulation means, and FIG. 9 is a side cross-sectional view of the air cleaning and humidifying apparatus equipped with the flow path manipulation means according to the second embodiment of FIG. 8. Is a view showing when is in the first position, and FIG. 10 is a cross-sectional view showing when the watermill rotating plate of FIG. 9 is in the second position.

8 to 10, the watermill rotating plate 180 may be applied as a flow path manipulation means. The watermill rotating plate 180 has a rotating shaft 182, the left and right ends are connected to the support plate 184. In addition, the rotation shaft 182 is connected to a driving unit (not shown) and rotates by receiving power, and includes four plates having a cross shape around the rotation shaft 182, two of which are blocking units 186. The other two are formed by the opening 185. The number of plates, the blocking portion, and the number of openings may vary depending on the user's convenience.

When the watermill rotating plate 180 is in the first position as shown in FIG. 9, the blocking unit 186 is installed in front of the humidifying unit 140 to block the humidifying clean passage B, and the opening 185 is provided. The clean air passes through the clean air passage A, so that only the clean air is discharged through the outlet 120. And when the watermill rotating plate 180 is rotated 90 ° as shown in Figure 10 in the second position, the blocking portion 186 is in a position to block the air cleaning passage (A) and the opening 185 is humidified It is in the clean passage (B). As a result, only the humidified clean air is discharged to the outside through the discharge port 120. Also in this embodiment, by changing the rotation angle of the watermill rotating plate 180 to adjust the position of the opening 185 and the blocking portion 186 may be mixed and discharged clean air and humidified clean air.

11 is a perspective view of a sliding plate as a third embodiment of the flow channel operating means, and FIG. 12 is a side cross-sectional view of the air cleaning and humidifying apparatus with the flow channel operating means according to the third embodiment when the sliding plate is in the first position. FIG. 13 is a cross-sectional view when the sliding plate of FIG. 11 is in the second position.

11 to 13, a sliding plate 190 may be applied to the channel manipulation means. In this case, a separate guide flow path (not shown) may be formed in the case 100, and both left and right ends of the sliding plate 190 may slide upward and downward along the guide flow path. The sliding plate 190 may also be connected to a driving unit, not shown, to receive power and move. An opening 192 is formed at an upper portion of the sliding plate 190, and a blocking unit 194 is formed at a lower portion of the opening 192. The guide plate 196 may be installed in the vertical direction of the sliding plate 190.

As shown in FIG. 12, when the sliding plate 190 is in the first position, the blocking unit 194 is positioned in front of the humidifying unit 140 to block the humidifying clean passage B, and the opening 192 is The clean air flows through the clean air path A, and only clean air is discharged to the outside through the discharge part 120. And, as shown in Figure 13, when the sliding plate 190 is in the second position, the blocking unit 194 is in a position to block the air cleaning passage (A), the humidifying clean passage (B) is in an open state Only the humidified clean air is discharged to the outside through the discharge unit 120.

On the other hand, the guide plate 196 is in contact with the upper end of the humidifying unit 140 when the position of the sliding plate 190 moves to guide the position movement of the sliding plate 190. In this embodiment, by adjusting the positions of the opening 192 and the blocking unit 194, the clean air and the humidified clean air may be mixed and discharged.

A driving unit (not shown) for supplying power to the flow channel manipulation means may be controlled by a controller (not shown) according to a signal received from an input unit (not shown) formed at an outer side of the case 100.

Although preferred embodiments of the present invention have been described above, the present invention is not limited to the above-described specific embodiments. That is, those skilled in the art to which the present invention pertains can make many changes and modifications to the invention without departing from the spirit and scope of the appended claims, and all such appropriate changes and modifications are possible. Equivalents should be considered to be within the scope of the present invention.

1 is a cross-sectional view of a general air cleaning and humidifying device,

FIG. 2 is a perspective view of a right side of a case of the air cleaning and humidifying apparatus according to an embodiment of the present invention, illustrating when the rotating plate is in the first position as a flow path manipulation means; FIG.

3 is a side cross-sectional view of FIG.

4 is a side cross-sectional view showing when the rotating plate of FIG. 2 is in the second position;

5 is a side cross-sectional view showing when the rotating plate of FIG. 2 is in the third position;

6 is a perspective view and an operation view of a rotating plate as a first embodiment of the flow path operating means;

FIG. 7 is a schematic diagram showing the action of air flow in the air cleaning and humidifying apparatus shown in FIGS. 2 and 4;

8 is a perspective view of a watermill rotating plate which is a second embodiment of the flow channel manipulation means;

FIG. 9 is a side cross-sectional view of the air purifying and humidifying device equipped with a flow channel operating means according to the second embodiment of FIG.

10 is a cross-sectional view showing when the watermill rotating plate of FIG. 9 is in the second position;

11 is a perspective view of a sliding plate as a third embodiment of the flow path operating means;

12 is a side cross-sectional view of the air purifying and humidifying apparatus equipped with the flow path operating means according to the third embodiment, showing when the sliding plate is in the first position, and

FIG. 13 is a cross-sectional view when the sliding plate of FIG. 11 is in the second position.

<Explanation of symbols for the main parts of the drawings>

100 case 110 suction part

120: discharge portion 125: circulation fan

126 impeller 127 vertical plate

130: filter unit 140: humidification unit

142: humidification filter 143: water tank

150: rotation plate 151: rotation axis

152: support 170: front flow path

175: rear euro 180: watermill rotating plate

182: axis of rotation 184: support plate

185: opening 186: blocking

190: sliding plate 192: opening

194: blocking portion 196: guide plate

A: air clean passage B: humidification clean passage

Claims (11)

A case having a suction part and a discharge part through which external air is introduced or discharged; A circulation fan for flowing air introduced from the suction part to the discharge part; A filter unit provided at one side of the case to filter air introduced from the suction unit; A humidifying unit provided in the inner lower part of the case to supply water to the air passing through the filter unit; And And a flow channel manipulation means provided between the suction unit and the humidifying unit to control the flow of air passing through the filter unit. The method according to claim 1, in accordance with the operation of the flow path operating means, An air cleaning passage in which the air filtered by the filter unit becomes clean air and flows to the discharge part through the front or rear surface of the circulation fan; or And a humidifying clean passage through which the air filtered by the filter unit passes through the humidifying unit to become humidified clean air and flows to the discharge part through the front or rear surface of the circulation fan. . The method of claim 2, The flow path manipulation means may include a first position to block the humidifying clean flow path such that the air passing through the filter unit flows in the air clean flow path, and the air flows only through the humidification clean flow path through the filter unit. Air cleaning and humidifying apparatus, characterized in that the support is installed in the case so as to be movable between the second position blocking the clean passage. The method of claim 3, wherein The flow path manipulation means, A portion of the air passing through the filter unit may be provided in a third position, which is a position for flowing the air cleaning passage and the remaining portion of the air passing through the filter unit, the humidifying clean passage, the third position Is a position between the first position and the second position air cleaning and humidifying apparatus. The method of claim 3, wherein the flow path operating means, An air cleaning and humidifier device, characterized in that the rotary plate is rotated by receiving the power from the drive unit, and rotatably moves between the first position and the second position about the rotation axis. The method of claim 3, wherein the flow path operating means, It is a watermill rotating plate which has a rotating shaft that receives power from the drive unit and rotates rotatably between the first position and the second position, The watermill rotating plate has a support plate installed at the end of the rotating shaft and four plates supported by the support plate and forming a cross shape around the rotating shaft, wherein the four plates have an opening and a blocking portion. Humidifier. The method of claim 3, wherein the flow path operating means, The sliding plate is provided adjacent to the rear of the filter unit and is slidably moved between the first position and the second position by receiving power from the driving unit, and the sliding plate has an opening formed in an upper portion and a blocking formed in the lower portion of the opening. Air cleaning and humidifying apparatus comprising a portion. The method of claim 2, wherein in the air cleaning passage and the humidifying clean passage, And a double flow passage formed between the front portion of the circulation fan and the filter unit and a rear flow passage formed between the rear portion of the circulation fan and the case. The method of claim 1, The humidifying unit is an empty cleaning and humidifier, characterized in that provided on the lower side of the circulation fan. The method of claim 1, The humidifying unit is an air cleaning and humidifying device, characterized in that it comprises a humidifying filter in which moisture is provided to provide water to the flowing air and one side of the humidifying filter is soaked to provide water to the humidifying filter. The method according to any one of claims 5 to 7, And the driving unit is controlled by a controller according to a signal received from an input unit formed at an outer side of the case.

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