KR20200000402A - Air purifier - Google Patents

Abstract

The present invention relates to a humidifying air purifier. According to an embodiment of the present invention, the humidifying air purifier includes a door assembly provided to be drawn out to the front of a cabinet so that the inside of the cabinet can be easily opened. The door assembly includes a storage part configured to store an air filter and a humidifier. Accordingly, the air filter can be drawn out along with the humidifier when the door assembly is drawn out.

Description

Humidification Air Purifier {Air purifier}

The present invention relates to a humidified air purifier.

An air purifier is understood as a device for inhaling and purifying contaminated air and then discharging the purified air. For example, the air purifier may include a blower for introducing external air into the air cleaner and a filter capable of filtering dust or bacteria in the air.

Recently, an air purifier having a design that recognizes an air purifier as a kind of furniture and places importance on the harmony between the air purifier and the surrounding furniture has been developed. In particular, when an air purifier is provided in a bedroom, an air purifier in which a facade panel is made of wood has been introduced, focusing on harmony with a dresser or a bed.

The air purifier may be provided with a door configured as a drawer similar to a general furniture, and the door may be opened to clean or replace an internal part of the air purifier.

Regarding such a drawer type air purifier, the following Prior Art 1 is disclosed.

1. Patent Registration Number (Registration Date): 10-0485578 (April 18, 2005)

2. Name of invention: air purifier

According to the above prior document 1, the following problems may exist.

First, the air purifier of the prior document 1 is arranged so that the blowing fan, the filter unit and the inlet opening and closing part is arranged up and down, installed in a separate drawer. Therefore, the user is inconvenient to open each drawer in order to access the inside of the air cleaner.

Second, since the relatively heavy blower is stacked on the upper side of the filter unit and the inlet opening and closing part, it may cause deformation of the lower drawer in which the filter unit or the inlet opening and closing part is installed.

On the other hand, with respect to the drawer-type air cleaner, the following prior art 2 is disclosed.

1. Utility model registration number (registration date): 20-0419443 (June 14, 2006)

2. Name of the device: Drawer type air purifier

According to the above prior document 2, the following problems may exist.

First, the air cleaner of the prior document 2 is configured such that an inlet for introducing air is formed at the rear and bottom of the main body. In the case of air purifiers having a furniture-like appearance, they are often arranged adjacent to the wall (rear or side) of the room. Therefore, when the inlet is formed on the rear of the main body, the space between the main body and the wall is too narrow, and when the inlet is formed on the bottom of the main body, the space between the main body and the bottom is too narrow, the suction performance may be deteriorated. have.

Second, the filter and the driving fan is configured to be installed together in the inner space of the drawer. In this case, when the user draws out the drawer to replace or clean the filter, a relatively heavy driving fan has to be pulled out together.

On the other hand, in recent years, humidifying air purifiers having a humidifying function added to an air purifier have been developed.

Regarding this humidifying air purifier, the following prior art document 3 is disclosed.

1. Japan Patent Registration Number (Registration Date): JP No. 5,842,962 (November 27, 2015)

2. Name of invention: air purifier

According to the above prior document 3, the following problems may exist.

First, the air cleaner of the prior document 3 is configured such that the blower, the air cleaner filter, and the humidifying unit are stacked in the vertical direction from the bottom of the air cleaner toward the top. The air cleaning filter and the humidifying unit are parts that the user needs to periodically clean or replace, according to the above structure, there is a problem that it is cumbersome and laborious to separate the air cleaning filter or the humidifying unit.

Second, since the humidifying unit has a structure arranged above the blower and the air cleaning filter, water present in the humidifying unit may fall and flow into the blower or the air cleaning filter. In this case, the performance of the blower or the air cleaning filter may be degraded or failure may occur.

An embodiment of the present invention is to provide a humidifier air purifier that can easily open the interior of the product by providing a door configured in the drawer type.

In addition, an object of the present invention is to arrange a bucket and a filter on the door, and to provide a humidifying air cleaner in which a user can easily access the bucket and the filter by an operation of pulling out the door once.

In addition, an object of the present invention is to provide a humidified air cleaner capable of inhaling air from the front lower portion of the cabinet to improve the suction performance of the air.

In addition, an object of the present invention is to provide a humidifying air cleaner that can improve the filtering performance of air by installing an air filter on the rear surface of the door so that the sucked air can pass through the entire area of the air filter.

In addition, an object of the present invention is to provide a humidifying air purifier capable of increasing user convenience by providing a guide structure for mounting the air filter.

Further, an object of the present invention is to provide a humidifying air cleaner in which a humidifying filter is provided on the outlet side of the air filter, so that humidification of purified air can be easily performed.

In addition, the blowing fan is fixed to the inside of the cabinet, it is an object to provide a humidifying air purifier that can ensure the stability by making the user inaccessible to the blowing fan even if the door is opened.

In addition, an object of the present invention is to provide a humidifying air cleaner capable of utilizing the area of the upper surface of the humidifying air cleaner as an accommodating part.

In addition, the object of the exterior panel is made of wood, it is an object to provide a humidifying air cleaner that can feel the aesthetics such as furniture.

The humidifying air purifier according to the embodiment of the present invention includes a door assembly provided to be pulled out of the front of the cabinet, so that the inside of the cabinet can be easily opened.

The door assembly may include an accommodating part for accommodating an air filter and a humidifier, and the air filter and the humidifier may be taken out together when the door assembly is withdrawn.

The door assembly is provided with a suction part.

The air filter and the humidifier may be arranged such that air sucked from the suction unit sequentially passes through the air filter and the humidifier.

The suction part, the air filter, and the humidifier may be aligned in the front-rear direction of the accommodation part.

The suction part may be formed on a bottom surface of the accommodation part.

A depression is formed between the bottom of the door assembly and the base, and the suction part may be located above the depression. Therefore, the air flowing through the recessed portion may be sucked into the accommodation portion via the suction portion.

The accommodation portion may be configured such that the air filter seating portion and the reservoir seating portion extend in the front-rear direction.

The reservoir seating portion may be further recessed than the air filter seating portion to lower the installation position of the reservoir.

The air filter may be supported on the door assembly.

The upper portion of the air filter is disposed to be inclined forward, so that the air filter can be easily attached and detached.

The accommodation portion is provided with a guide structure for guiding the mounting of the air filter to facilitate attachment and detachment of the air filter to a proper position, and to prevent shaking of the air filter. For example, a guide rib contacting the mounting protrusion of the air filter is provided at the door side part of the accommodating part, and a mounting groove to which the insertion protrusion of the air filter is coupled is provided at the door upper surface of the accommodating part.

A centrifugal fan is installed at the outlet side of the humidifier.

The blowing fan may be installed at the rear side of the humidifier, and the air passing through the blowing fan may be formed at the rear upper portion of the upper panel.

1 is a perspective view showing the configuration of a humidifying air cleaner according to an embodiment of the present invention.
2 is a view showing a state in which the door of the humidifying air cleaner according to an embodiment of the present invention is opened.
Figure 3 is an exploded perspective view showing the configuration of a humidifying air cleaner according to an embodiment of the present invention.
Figure 4 is an exploded perspective view showing a part of the configuration of the humidifying air cleaner according to an embodiment of the present invention.
5 is a view showing the bottom configuration of the bucket according to an embodiment of the present invention.
6 is a cross-sectional view taken along line VI-VI 'of FIG. 1.
7 is a view showing a state in which the air filter and the humidification filter is disposed in the door according to an embodiment of the present invention.
8 is a view showing a state in which the air filter disposed on the door according to the embodiment of the present invention is separated.
9 is a perspective view showing the configuration of a door according to an embodiment of the present invention.
10 is a view showing a configuration for guiding the mounting of the air filter according to an embodiment of the present invention.
11 is a plan view showing the configuration of a door according to an embodiment of the present invention.
12 is a view showing the internal configuration of a cabinet according to an embodiment of the present invention.
13 is an exploded view showing the configuration of an air filter assembly according to an embodiment of the present invention.
14 is a cross-sectional view showing the air flow in the humidifying air cleaner according to an embodiment of the present invention.
15 is a perspective view showing the configuration of a humidified air cleaner according to another embodiment of the present invention.
16 is an exploded perspective view showing the configuration of a door and an air filter of a humidifying air cleaner according to another embodiment of the present invention.

Hereinafter, some embodiments of the present invention will be described in detail with reference to the accompanying drawings. In adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are assigned to the same components as much as possible even though they are shown in different drawings. In addition, in describing the embodiments of the present invention, when it is determined that a detailed description of a related well-known configuration or function interferes with the understanding of the embodiments of the present invention, the detailed description thereof will be omitted.

In addition, in describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are only for distinguishing the components from other components, and the nature, order or order of the components are not limited by the terms. If a component is described as being "connected", "coupled" or "connected" to another component, that component may be directly connected or connected to that other component, but there is another component between each component. It will be understood that may be "connected", "coupled" or "connected".

1 is a perspective view showing the configuration of an air cleaner according to an embodiment of the present invention, Figure 2 is a view showing a state in which the door of the air cleaner is opened according to an embodiment of the present invention.

1 and 2, a humidifying air purifier 10 according to an exemplary embodiment of the present invention includes a cabinet 100 that forms an exterior and a door assembly 200 that is releasably coupled to the cabinet 100. Included.

The cabinet 100 includes a panel assembly composed of a plurality of panels. In detail, the plurality of panels include a lower first base 101, two side panels 103 provided on both sides of the first base 101 and extending upward, and side panels 103 on both sides. The top panel 105 is coupled to the upper side of the) and the rear panel 107 is coupled to the rear side of the side panel 103 of both sides. By the first base 101, the two side panels 103, the top panel 105 and the back panel 107, the cabinet 100 may have a rectangular parallelepiped shape in which the front part is opened. have.

Since the plurality of panels may be made of wood to give an aesthetic appearance to furniture, the appearance may be beautiful.

An air filter assembly 280, a humidification filter assembly 300, and a blowing fan 480 (see FIG. 6) may be disposed in the interior space of the cabinet 100.

The door assembly 200 may be provided to be drawn out to the front of the cabinet 100 to be opened or to be drawn back to be closed. The door assembly 200 includes a door panel 210 constituting the front portion of the air cleaner 10. The door panel 210 may be referred to as a “front panel”.

For example, the door panel 210 may have a shape of a square plate. In addition, in the state in which the door assembly 200 is closed, the door panel 210 forms an exterior of the front part of the humidifying air cleaner 10. The door panel 210 may be made of wood to feel aesthetics such as furniture.

Between the lower end of the door panel 210 and the first base 101, a depression 30 recessed to the rear is formed. In addition, a suction part 225 is formed on the upper side of the recess 30 to suck air into the cabinet 100. The suction part 225 is formed on the bottom of the receiving part 220.

The discharge part 109 through which the purified air is discharged is formed in the upper panel 105 of the cabinet 100. The discharge part 109 may be located at the rear part of the upper panel 105.

The door assembly 200 further includes a receiving part 220 extending rearward from the rear surface of the door panel 210 to install a part of the air cleaner 10. The component includes an air filter assembly 280 and a humidifier. The humidifier may include a humidification filter assembly 300, a reservoir 260, and a bucket 270.

When the door assembly 200 is pulled out and opened, the air filter assembly 280, the humidification filter assembly 300, and the water tank 270 disposed in the accommodation part 220 may be pulled out together forward. . Therefore, a user may easily access the air filter assembly 280, the humidification filter assembly 300, and the bucket 270.

The door assembly 200 further includes a rail guide 230 for guiding the withdrawal or withdrawal of the door assembly 200. The rail guide 230 may be coupled to both lower sides of the accommodation portion 230.

In front of the upper panel 105, a display unit 108a for displaying the operation information of the air cleaner is included. The display unit 108a extends in the left and right direction and may be provided on an upper surface of the front portion of the display module 452 to be described later. In addition, the display unit 108a may be provided with an input unit 108b capable of a user input.

A plurality of input units 108b may be provided to set an operation mode or an operation function of the air cleaner 10. For example, the input unit 510b includes, for example, a "power input unit", "clean strength", "quick cleaning", "humidity cleaning", "sleep mode", "air bacteria", "mood lighting", and "locking". A plurality of inputs that can be input to perform a set mode (or function) may be included.

The display unit 108a may be located between the top panel 105 and the door 200. In detail, the display groove 108 recessed downward is formed in the upper portion of the cabinet 100. The display unit 108a is exposed to the outside through the display groove 108 so that a user may check driving information or manipulate the input unit 108b. The display groove 108 may be understood as a spaced space between the top panel 105 and the door 200.

The top panel 105 is configured to be flat, so that the user can use it as a storage cabinet. The cabinet may be placed things or food and the like. Therefore, it may not be easy to arrange the display unit on the top panel which the user should visually check. If the display unit is disposed at the center of the top panel, the display unit may be blocked by the object or food.

In this embodiment, in order to prevent such a problem, the display unit 510a may be located between the front part 105 of the upper panel 105 and the rear part of the door. When the door 200 is pulled forward, the front portion of the display 108a may be opened.

3 is an exploded perspective view showing the configuration of a humidifying air purifier according to an embodiment of the present invention, Figure 4 is an exploded perspective view showing a partial configuration of a humidifying air purifier according to an embodiment of the present invention, Figure 5 is an embodiment of the present invention 6 is a cross-sectional view taken along the line VI-VI ′ of FIG. 1.

3 to 6, a humidifying air purifier 10 according to an embodiment of the present invention includes an air filter assembly 280 for filtering air, a humidifying filter assembly 300 and air for humidifying air. Blowing fan 480 for generating a flow is included. The fan motor 485 is coupled to the blowing fan 420.

In detail, the cabinet 100 includes a body part 110 forming a space part 112 in which parts of the air cleaner are disposed. The front part of the body part 110 may be opened, and the open front part may be shielded by the door assembly 200. The rear portion of the body 110 may be opened, and the opened rear portion may be shielded by the fan housing 410 and the housing cover 430. In addition, the upper portion of the body portion 110 is open, the open upper portion may be shielded by the electrical equipment 450.

In addition, the first base 101 may be understood as a configuration of the body part 110.

The two side panels 103 are coupled to both sides of the body portion 110. The top panel 105 may be coupled to an upper side of the electrical component unit 450, and the rear panel 107 may be coupled to a rear side of the housing cover 430. A plurality of reinforcing ribs 111a and 111b are provided at both side surfaces of the body part 110. The reinforcing ribs 111a and 111b include a plurality of first reinforcing ribs 111a extending in the horizontal direction and a plurality of second reinforcing ribs 111b extending in a direction crossing the first reinforcing ribs 111a. Included. For example, the second reinforcement ribs 111b may extend in the vertical direction.

In addition, drainage passages 111c may be formed on both side surfaces of the body part 110 to guide the fluid drained from the electric component part 450 downward. The drain passage 111c may be understood as a passage formed between the first and second reinforcement ribs 111a and 111b.

The door assembly 200 includes a door panel 210 forming a front appearance and a receiving portion 220 extending rearward of the door panel 210. The accommodation part 220 includes a door front part 221 coupled to a rear surface of the door panel 210.

The door front part 221 may be provided with a panel coupling part 221a coupled to the rear surface of the door panel 210. For example, the panel coupling portion 221a may be recessed rearward from the door front portion 221, and a fastening member may be coupled to the panel coupling portion 221a to be filled in the door panel 210. The door panel 210 and the door front part 221 may be collectively referred to as a "door front part".

The accommodating part 220 includes a door side part 222 extending rearward from both sides of the door front part 221, a door bottom part 224 provided below the door side part 222, and the door bottom part. A door rear portion 223 extending upward from the rear side of the portion 224 is further included. By the door front part 221, the door bottom part 224, the door side part 222, and the door rear part 223, a water tank 260 and a water tank 270 are formed inside the accommodating part 220. In addition, an installation space in which the air filter assembly 280 and the humidification filter assembly 300 are installed may be defined.

An air filter assembly 280 may be installed at the front portion of the accommodation portion 220. The air filter assembly 280 may include an air filter case 281 and an air filter 285 coupled to the filter case 281. The air filter assembly 280 may be disposed to be lifted upward and separated.

Based on the front-rear direction, a water tank 270 may be disposed at an approximately center portion of the accommodation portion 220, that is, the rear side of the air filter assembly 280. The bucket 270 may be installed in the water tank 260. The bucket 270 may be disposed to be lifted upward and separated, and the user may separate the bucket 270 to replenish water or to wash the bucket 270. In addition, an upper portion of the bucket 270 may be provided with an openable bucket cover 271.

In detail, the bottom portion 272 of the bucket 270 is formed with a recessed portion 272a recessed upward. In addition, a valve hole 272b for discharging water may be formed in the depression 272a, and a valve device 276 for selectively opening and closing the valve hole 272b may be installed in the valve hole 272b. .

The depression 272a is provided with a valve bracket 273 disposed to surround the valve device 276 to protect the valve device 276. The valve bracket 273 protrudes downward from the recess 272a and may have, for example, a cylindrical shape.

The valve device 276 operates to open the valve hole 275a when placed in the valve support part (not shown) provided in the water tank 260 and to close the valve hole 275a when separated from the valve support part. can do.

The water tank 260 may have a shape of a substantially hexahedron having an open top. The lower part of the water tank 260 includes a bucket support part 261 supporting the bucket 270. The bucket support part 261 forms a flat surface.

The water tank 260 further includes a float receiving portion 262 that protrudes downward from the bucket supporting portion 261 and has a space in which the float device 267 is installed. The float receiving portion 262 has a hollow shape having an empty inside, and is positioned at an approximately central portion of the bucket supporting portion 261, for example, and may be configured to extend rearwardly.

The float receiving portion 262 forms a first reservoir portion 229a in which water is stored, and the float device 267 is movable up and down in accordance with the water level stored in the first reservoir portion 229a. It may be provided. When the water level of the first reservoir 229a is greater than or equal to a predetermined level, the float device 267 may move upward to block the valve hole 275a of the bucket 270.

Inside the tank 260, a second reservoir 229b extending rearward from the float receiver 262 and storing water may be formed. The second reservoir portion 229b may communicate with the first reservoir portion and form the same water level as the first reservoir portion.

The humidifying filter assembly 300 may be installed in the second water storage unit 229b. The humidification filter assembly 300 is accommodated in the rear portion of the receiving portion 220, it may be disposed on the rear side of the bucket (270). The humidification filter assembly 300 includes a humidification filter case 330 rotatably supported by the humidification filter case 310 and the humidification filter case 310 and absorbing water stored in the water tank 260.

The humidification filter 300 includes a circular humidification filter frame 331 and a filter medium 332 disposed inside the humidification filter frame 331 and having a circular shape. The lower portion of the humidification filter 330 may be disposed to be locked to the second reservoir 229b.

The humidification filter 330 has a substantially circular shape, and the outer periphery of the humidification filter 330 includes a collecting rib 331a (see FIG. 7) having a structure capable of containing water. The collection rib 331a may be provided inside the humidification filter frame 331 and may extend in a radial direction. In addition, a plurality of collection ribs 331a are provided, and a space between the plurality of collection ribs 331a forms a water storage space. The humidification filter 330 and the humidification filter frame 331 may have a structure similar to that of the "watermill".

The humidification filter 330 is rotatably provided, the water collected in the collection rib 331a moves upwards, gravity when the collection rib 331a comes down from the top of the humidification filter 330 By flowing water to the central portion of the humidification filter 330. The humidification filter 330 may be made of a cloth, felt or sponge material that is easy to absorb moisture.

At the rear side of the water tank 260, a sterilizer 269 for irradiating light toward the inside of the water tank 260 to sterilize the water stored in the water tank 260 may be disposed. For example, the sterilizer 269 may include an ultraviolet LED.

The humidifying air cleaner 10 further includes a housing assembly 400 disposed inside the cabinet 100. The housing assembly 400 may be disposed at the rear side of the door assembly 200. That is, the housing assembly 400 is disposed at the rear side of the rear portion 223 of the receiving portion 220.

In detail, the housing assembly 400 includes a fan housing 410 having a blower fan 480 for generating air flow, a fan suction part disposed in front of the blower fan 420, and into which air is sucked. A housing cover 430 coupled to the rear side of the 410 is included. The blowing fan 480 may be installed in a fan installation space defined by the fan housing 410 and the housing cover 430.

The blower fan 480 includes a centrifugal fan that sucks air in the axial direction and discharges it in the radial direction. For example, the centrifugal fan may include a sirocco fan. The axial direction of the blowing fan 480 may be a front and rear direction. In addition, the fan motor 485 may be supported at the center of the fan housing 410 and axially coupled to the center of the blower fan 480.

The fan housing 410 includes a fan suction part 415 (see FIG. 12). The fan suction part 415 may include a suction guide rib extending radially or circumferentially. By the suction guide rib, it is possible to prevent the user's hand into the blowing fan 480.

The humidified air cleaner 10 further includes an electric component 450 provided with a plurality of electric components. The electrical component part 450 may further include an electrical component plate 451 covering an open upper portion of the body part 110, and the electrical component part 453 may be installed on an upper surface of the electrical component plate 451. .

An interior of the cabinet 100 includes an air conditioner chamber in which a filter 285 and a blowing fan 480 are installed, and an electric compartment in which electrical components are installed. The air conditioning chamber and the electrical equipment chamber are partitioned in the vertical direction by the electrical equipment plate 451. That is, the electric chamber may be located above the electric plate 451, and the air conditioning chamber may be located below the electric plate 451.

The electrical plate 451 may extend forward from the top of the housing assembly 400. In addition, the upper panel 105 may be coupled to an upper side of the electrical plate 451 to protect the electrical component 453.

The electronic device further includes a display module 452 in which the display unit 108a is provided. The display module 452 may be disposed in front of the electrical plate 451. The display unit 108a may be exposed to the outside through the display groove 108.

Inside the body 110, a sliding rail 235 may be installed to guide the withdrawal and retraction of the door assembly 200. The sliding rail 235 may be disposed on both lower sides of the body part 110. The sliding rail 235 may include a body coupling part 235a coupled to an inner surface of the body part 110.

The rail cover 236 is disposed outside the sliding rail 235. By the rail cover 236, the sliding rail 235 may not be exposed to the outside.

Rail guides 230 are provided on both side surfaces of the door assembly 200. The rail guide 230 may be coupled to the rail assembly 235 to be pulled out or pulled out, and may slide forward and backward.

The body unit 110 further includes a lighting bracket 116 to which the lighting device is installed. The lighting bracket 116 is provided below the body portion 110 and may be spaced apart from the upper side of the first base 101. The lighting bracket 116 may be disposed to face the first base 101.

The body part 110 further includes a base connection part 115 extending upward from the first base 101. The base connecting portion 115 may be understood to extend downward from the rear portion of the lighting bracket 116 toward the first base 101.

The depression 30 may form a space between the first base 101 and the lighting bracket 116, and the rear portion of the depression 30 may be shielded by the base connection portion 115.

The body part 110 further includes a second base 113 extending rearward from the base connecting part 115 and supporting the receiving part 220. The second base 113 may form a flat surface and may support the door lower surface 224 of the accommodation portion 220. The first and second bases 101 and 113 may be combined to be called “bases”.

By the configuration of the first base 101, the base connecting portion 115 and the second base 113, the body portion 110 may have a configuration stepped upward from the front portion toward the rear. . In addition, since the door assembly 200 is supported by the second base 113 to be drawn out or drawn in, the lower part of the door assembly 200 is spaced upwardly from the first base 101 and spaced apart from each other. The depression 30 may be configured to communicate with the suction part 225.

The lighting apparatus includes an illumination PCB 122 having an illumination source 122a and an illumination case 124 coupled to the illumination PCB 122. The illumination source 122a may be provided in plural, and the plurality of illumination sources 122a may be arranged in a left and right direction.

The lighting case 124 includes partition ribs 124b for dividing the interior space of the lighting case 124 into a plurality of spaces 124a, and the plurality of spaces 124a respectively include an illumination source 122a. Can be arranged. The illumination source 122a is coupled to one surface of the illumination PCB 122 and may be configured to irradiate light downward. For example, the illumination source 122a may be installed on the bottom or the front of the illumination PCB 122.

The reflective plate 120 may be installed on the upper surface of the first base 101. The reflector 120 is positioned below the plurality of illumination sources 122a and may be provided to gently reflect or diffuse the light emitted from the illumination sources 122a. The illumination source 122a is disposed above the reflective plate 120 and irradiates light downward toward the reflective plate 120. The depression 30 may be formed between the illumination source and the reflector plate 120.

7 is a view showing a state in which the air filter and the humidification filter is disposed in the door according to an embodiment of the present invention, Figure 8 is a view showing a state in which the air filter disposed in the door according to the embodiment of the present invention is separated 9 is a perspective view showing the configuration of a door according to an embodiment of the present invention, Figure 10 is a view showing a configuration for guiding the mounting of the air filter according to an embodiment of the present invention, Figure 11 is an embodiment of the present invention 12 is a plan view showing the configuration of a door according to Figure 12 is a view showing the internal configuration of a cabinet according to an embodiment of the present invention.

7 to 11, the door assembly 200 according to the embodiment of the present invention includes an accommodation part 220 coupled to the rear surface of the door panel 210. The accommodating part 220 may be provided to be pulled forward and to the rear, and may be provided in a drawer form.

In the accommodation unit 220, an air filter assembly 280, a humidification filter assembly 300, a bucket 270, and a reservoir 260 may be installed.

The accommodating part 220 includes a door front part 221 constituting a front surface of the accommodating part 220, a door lower part 224 constituting a bottom of the accommodating part 220, and the door lower part A door side part 222 extending upward from both sides of the 224 and a door rear part 223 connecting both sides of the door side part 222 are included.

The lower surface part 224 of the door is provided with a suction part 225 through which air is sucked. The suction part 225 may be located at the rear side of the front door part 221 and may be formed by passing at least a portion of the lower surface part of the door 224. The suction part 225 may have a width W1 in the left and right directions greater than a width W2 in the front and rear directions. In addition, the width W1 in the left and right directions may have a size corresponding to the horizontal width of the air filter assembly 280.

Air outside the humidifying air cleaner 10 is sucked into the suction part 225 via the depression 30. The sucked air may flow upward and pass through the air filter 285.

The lower surface of the door 224 includes a filter seat 226 on which the air filter assembly 280 is seated. The filter seat 226 is positioned at the rear side of the suction unit 225, and forms a flat surface to allow the bottom surface of the air filter assembly 280 to be seated.

The filter seat 226 is provided with a jaw 226a supporting the rear portion of the air filter assembly 280. The jaw 226a may protrude upward from the rear portion of the filter seat 226. The jaw 226a may be referred to as a "rear support jaw".

The lower surface part of the door 224 further includes a water tank seating part 227 in which the water tank 260 is placed. The tank seating part 227 may be disposed at a lower position than the filter seating part 226. That is, the tank seating portion 227 may be configured to be recessed downward from the filter seating portion 226. According to this configuration, when the water tank 260 is seated on the water tank seating portion 227, the water tank 260 is disposed at a lower position than the air filter assembly 280 to prevent the flow of air. Can be reduced.

The suction part 225, the filter seating part 226, and the tank seating part 227 may be aligned in the front-rear direction. Therefore, the air sucked by the suction unit 225 passes through the air filter and the humidifier while flowing backward, the flow performance can be improved.

The door side part 222 includes a filter guide 225a for supporting both side parts of the air filter assembly 280. The filter guide 225a may extend upward from both sides of the filter seat 226, and may extend inclined forward from the bottom toward the top by a set angle α1.

Accordingly, the air filter assembly 280 may be disposed obliquely forwardly in a state in which the air filter assembly 280 is seated on the filter seating portion 226, and thus the user lifts the air filter assembly 280 upwards to Separation from the receiving portion 220 can be facilitated.

The door side part 222 further includes a filter support part 225b extending from the front part of the filter guide 225a to the left and right direction and supporting a part of the front part of the air filter assembly 280. The filter support 225b may function as a “front support jaw” that supports the air filter assembly 280 not to fall forward in an inclined state. The filter support 225b may also extend inclined forward from the bottom toward the top by the set angle α1. That is, the angle formed by the filter support part 225b and the door front part 221 forms the set angle α1. The set angle α1 forms an acute angle, for example, may be formed in the range of 5 ~ 45 °.

The filter guide 225a is provided with a guide rib 225c positioned in front of the front portion of the air filter assembly 280. The guide rib 225c may extend upward from the rear portion of the filter seat 226 and may be configured such that an upper portion thereof is bent backward. In detail, the guide rib 225c includes a first part 225d extending upward from the jaw 226a and a second part 225e bent backward from the top of the first part 225d. .

The air filter case 281 is provided with a mounting protrusion 280a in contact with the guide rib 225c. The mounting protrusion 280a may protrude from the front surface of the air filter case 281 and may contact the front surface of the guide rib 225c when the air filter 280 is seated on the filter seat 226. have.

When the air filter assembly 280 moves downward toward the filter seating portion 226, the mounting protrusion 280a moves forward of the first part 225d via the front of the second part 225e. Headed to.

At this time, since the second part 225e is bent from the first part 225d, the mounting protrusion 280a is easily moved downward without interfering with the second part 225e and the first part 225e. Mounting of the air filter assembly 280 may be completed when it interferes with the part 225d. By the contact between the mounting protrusion 280a and the guide rib 225c, shaking of the air filter assembly 280 may be prevented.

In the door side portion 222, an inner plate 222a extending rearward from the filter guide 225a, an outer plate 222b disposed to be spaced apart from an outer side of the inner plate 222a, and the outer plate from the inner plate 222a. A reinforcing rib 222c extending to 222b is further included.

The inner plate 222a forms an inner surface of the door side portion 222, and the outer plate 222b is shorter than the inner plate 222a. In detail, an upper portion of the outer plate 222b may be connected to an upper portion of the inner plate 222a, and a lower portion of the outer plate 222b may be positioned higher than a lower portion of the inner plate 222a.

Therefore, a guide installation space 222d recessed toward the inner plate 222a is formed below the outer plate 222b. The rail guide 230 may be located in the guide installation space 222d. The rear portion of the rail guide 230 may be coupled to the rear portion of the inner plate 22a and the outer plate 222b.

The door rear part 223 has a through hole 223b in which the sterilizer 269 is disposed. For example, the sterilizer 269 may be disposed inside the through hole 223b or may be disposed behind the through hole 223b. The light irradiated from the sterilizer 269 may be transmitted to the water tank 260 via the through hole 223b to sterilize the stored water.

The accommodating part 200 further includes a door upper surface part 228 forming a front upper surface of the accommodating part 200. The upper door 228 may form an upper surface of the filter guide 225a and may be provided at both sides of the accommodation part 200.

The door upper surface portion 228 is recessed downward to have a mounting groove 228a on which the air filter assembly 280 is mounted. The air filter case 281 of the air filter assembly 280 is provided with an insertion protrusion 280b inserted into the mounting groove 228a.

In detail, the air filter case 281 is provided on the upper side of the first case part 281a and the first case part 281a which slides along the filter guide 225a and extends inclined in the up and down direction and is in a left and right direction. It includes a second case part 281b extending to. The first case part 281a forms a side portion of the air filter case 281, and the second case part 281b forms an upper surface portion of the air filter case 281.

The insertion protrusion 280b may be provided in the second case part 281b and protrude downward from a bottom surface of the second case part 281b. When the second case part 281b is seated on the upper surface of the filter guide 225a, the insertion protrusion 280b may be inserted into the mounting groove 228a.

On the upper side of the water tank 260, a water tank 270 is disposed. The bucket 270 includes a water tank body for storing water and a water tank cover 271 that is detachably coupled to an upper side of the water tank body. The user may separate the water tank cover and replenish water in the water tank body.

When the water tank 270 is placed in the water tank 260, the valve device 276 of the water tank 270 is opened so that the water stored in the water tank 270 is the first reservoir portion of the water tank 260. 229a).

The humidification filter assembly 300 may be installed in the water tank 260. The humidification filter assembly 300 may be located at the rear side of the bucket 270, and the lower portion of the humidification filter assembly 300 may be disposed to be locked to the second reservoir 229.

The humidification filter assembly 300 includes a humidification filter case 310 having a shaft support 315 and a humidification filter 330 having a central shaft 335 supported by the shaft support 315. The central axis 335 of the humidification filter 330 may be rotated in a clockwise or counterclockwise direction while being supported by the shaft support 315.

The humidification filter 330 includes a collecting rib 331a for pumping water stored in the second reservoir 229b of the water tank 260. The water sprayed up from the collecting rib 331a may flow upward when the humidifying filter 330 is rotated and then descends downward when the humidifying filter 330 is rotated. Water flowing into the humidification filter 330 may penetrate the filter medium 332.

The humidifying air purifier 10 includes a humidifying filter driving gear which is rotated by being coupled to the humidifying filter motor 353 (see FIG. 6) and the humidifying filter motor 353 as a driving device for rotating the humidifying filter 330. 355 is further included. The humidification filter motor 353 and the humidification filter driving gear 355 may be installed in the fan housing 410.

The humidification filter 330 includes a filter gear 338 interlocked with the humidification filter driving gear 355. The filter gear 338 is provided on the outer circumferential surface of the filter medium 332 and may be configured to have a plurality of gear teeth. A plurality of gears of the filter medium 332 may be coupled to the humidification filter drive gear 355 and gears. When the humidification filter motor 353 is driven, the filter gear 338 may rotate in a clockwise or counterclockwise direction in conjunction with the humidification filter driving gear 355.

The front surface of the fan housing 410 is provided with a contact portion 411. In addition, the door rear part 223 is provided with a contact protrusion 223a for switching on the contact part 411. The contact protrusion 223a may protrude rearward from the door rear part 223.

When the door 200 is closed, it may be recognized that the contact protrusion 223a is in contact with the contact part 411 or is closed within a set distance to close the door 200. Only when the door 200 is recognized as closed, the fan motor 485 or the humidification filter motor 353 may be driven. Thus, the use stability can be improved.

13 is an exploded view showing the configuration of an air filter assembly according to an embodiment of the present invention.

Referring to FIG. 13, the air filter assembly 280 includes a filter case 281 including a first case part 281a and a second case part 281b, and a filter coupled to the filter case 281. An air filter 285 coupled to the mounting unit 283 and the filter mounting unit 283 may be included.

The second case part 281b includes a filter guide seating portion 282b provided on an upper portion of the first case part 281a and a filter cover 282a coupled to an upper surface of the filter guide seating portion 282b. Included. The filter cover 281 may be provided in a board shape having a flat surface.

The filter case 281 may be configured to open the front and rear surfaces thereof, and may have a shape corresponding to the filter seating portion 226 and the filter guide 225a. For example, the filter case 281 may have a hexahedron shape of which the front and rear directions are opened.

The lower surface of the filter case 281 may be seated on the air filter seating part 226 and may have a shape corresponding to the air filter seating part 226. As an example, a bottom surface of the filter case 281 may be formed as a flat surface.

Both side surfaces of the filter case 281, that is, the first case part 281a may extend to be inclined forward from the lower surface toward the upper side. That is, the first case part 281a may be formed to correspond to the filter guide 225a.

The second case part 281b extends to connect an upper portion of the first case part 281a, and an upper surface of the second case part 281b extends longer than a distance between the first case parts 281a on both sides. Can be. Accordingly, both side portions of the second case part 281b may protrude outward from the first case part 281a and be supported by the door upper surface part 228. In addition, the insertion protrusion 280b may be provided at both sides of the bottom surface of the second case part 281b.

The filter case 281 may further include a handle 282c that the user can grip. The handle 282c may include a groove recessed in an upper portion of the filter case 281. For example, the handle 282c may be recessed to obliquely obliquely downward from the rear upper portion of the filter case 281. Therefore, the user's hand may be formed to be easily inserted at the rear side of the filter case 281.

A user may put a hand on the handle 282c and grip it together with the filter cover 281. As a result, the user has an advantage of easily detaching or mounting the air filter assembly 280 in the inclined vertical direction by holding the handle 282c.

The filter mounting unit 283 may be provided with a plurality of frames 283a and 283b. For example, the filter mounting unit 283 may include a corresponding outer frame 283a along an open front end of the filter case 282 and an inner frame 283b extending in the vertical direction or in both directions from the outer frame. have. The inner frame 283b may be formed to connect the opposite outer frame 283a. The frame may be formed of a material having a relatively large ductility.

Therefore, the frame may be bent by the user's pressing. According to this, the user can easily separate the filter mounting portion 283 from the filter case 281 through the filter mounting portion 283 which is bent by pulling the installation rib 286 to be described later.

The air filter 285 may be coupled by the filter mounting unit 283 to be stably fixed. For example, the air filter 285 may be fitted to the frames 283a and 283b to purify the air sucked in the space formed by the frame.

The air filter 285 may include at least one of a prefilter for filtering a relatively large particle, a hepa filter for filtering a relatively small particle, and a deodorizing filter for removing odor.

The filter mounting part 283 and the air filter 285 may be located at an open front end of the filter case 282. In detail, the filter mounting unit 283 may be fitted to the filter case 281. To this end, the filter mounting portion 283 may include an upper fixing protrusion 287 and a lower fixing protrusion 288.

The upper fixing protrusion 287 may be formed in plural at the upper end of the filter mounting part 282. For example, the upper fixing protrusion 287 may be formed to protrude upward from the upper portion of the filter mounting part 283.

The lower fixing protrusion 288 may be formed in plural numbers at the lower end of the filter mounting part 283. For example, the lower fixing protrusion 288 may be formed to protrude downward from the lower portion of the filter mounting part 283.

The filter case 281 may include an upper fixing groove 284a into which the upper fixing protrusion 287 is inserted and a lower fixing groove 284b into which the lower fixing protrusion 288 is inserted.

The upper fixing groove 284a may be formed as a groove recessed inward in the upper surface of the filter case 282. The upper fixing grooves 284a may be formed to correspond to the number and positions of the upper fixing protrusions 287. Therefore, the upper fixing projection 287 may be inserted into the upper fixing groove 284a to be fitted.

The lower fixing groove 284b may be formed as a groove recessed inward on a lower surface of the filter case 281. The lower fixing groove 284b may be formed to correspond to the number and positions of the lower fixing protrusions 288. Therefore, the lower fixing protrusion 288 may be inserted into the lower fixing groove 284b to be fitted.

The filter mounting unit 283 may further include an installation rib 286 that can be gripped by a user. The installation rib 285 may be formed to protrude forward in front of the filter mounting portion 283. For example, the installation rib 286 may be formed to protrude forward from the front of the inner frame of the filter mounting portion 283.

In addition, the installation ribs 286 may be provided to be symmetrical with respect to a plurality of inner frame front end surface. That is, the installation ribs 286 may be provided to form a pair. According to this, the user has the advantage that the filter mounting portion 283 can be easily installed on or separated from the filter case 283 by holding the installation ribs 286, respectively.

Since the installation ribs 286 extend forward from the front end surface of the inner frame, the mounting ribs 286 extend the air filter 285 along the flow direction of air flowing through the depression 30 and passing through the air filter 285. There is an advantage to allow air to pass through the entire suction surface of the air filter 285 without shielding.

In addition, the user grips the installation rib 286 so that the upper fixing protrusion 287 and the lower fixing protrusion 288 easily fit into the upper fixing groove 284a and the lower fixing groove 284b, respectively. Since it can be separated there is an advantage that can easily perform the management of the air filter (285).

14 is a cross-sectional view showing the air flow in the humidifying air cleaner according to an embodiment of the present invention. Referring to Figure 14, it describes the air flow in the humidifying air cleaner according to an embodiment of the present invention.

When the blower fan 480 is driven, air outside the air cleaner may be sucked into the suction unit 225 via the depression 30. The air sucked by the suction part 225 may flow upward and flow into the receiving part 220.

The air then passes through the air filter assembly 280. Since the air filter assembly 280 is disposed on the filter seat 226, the air filter assembly 280 is disposed to be inclined forward so that air may evenly pass through the filter surface of the air filter assembly 280.

The air filtered by the air filter assembly 280 flows backward and may pass through the humidification filter assembly 300. Air is humidified while passing through the humidification filter assembly 300, and the humidified air may pass through the blowing fan 480.

As such, since the air filter assembly 280, the water tank 260, and the humidification filter assembly 300 are sequentially disposed from the front portion of the accommodation portion 220 toward the rear, air filtering and humidification can be easily performed. have.

Air is sucked in the axial direction of the blowing fan 480, it may be discharged in the radial direction. Air passing through the blowing fan 480 flows upward, and may be discharged to the outside through the discharge unit 109. That is, since the air is sucked into the front lower portion of the humidifying air cleaner 10 and discharged to the rear upper portion, the flow resistance is reduced and the blowing performance can be improved.

15 is a perspective view showing the configuration of the humidifying air cleaner according to another embodiment of the present invention, Figure 16 is an exploded perspective view showing the configuration of the door and the air filter of the humidifying air cleaner according to another embodiment of the present invention.

15 and 16, the humidifying air purifier 10a according to another embodiment of the present invention includes a door 200 in which an air inlet 200a is formed. Since the door 200 forms the front surface of the humidified air cleaner 10a, the air intake 200a may be understood to be formed on the front surface of the humidified air cleaner 10a. In addition, the air filter assembly 280 may be disposed at the rear of the air suction unit 200a.

Therefore, air is sucked from the front of the door 200 and flows backward, and is filtered by the filter assembly installed in the door 200 to pass through the humidification filter assembly and the blowing fan. Then, it may be discharged to the outside through the discharge unit 109 formed on the upper surface of the rear portion of the cabinet 100.

As described in the previous embodiment, the door 200 may be drawn out to the front of the cabinet 100 or may be provided to be retractable into the cabinet 100. Other descriptions of the humidified air purifier use the description of the previous embodiment.

10: humidifying air cleaner 30: depression
100: cabinet 110 body
112: space 200: door assembly
210: door panel 220: receiving portion
260: tank 270: bucket
280: air filter assembly 300: humidification filter assembly
400: housing assembly 410: fan housing
450: total length 451: electrical length plate
480: blower fan 485: fan motor

Claims (16)

A cabinet defining an open front;
A discharge part formed on an upper surface of the cabinet;
A blowing fan fixed to the cabinet and providing a blowing force to discharge air to the discharge unit;
A door assembly movably provided in the cabinet to open or close the front of the cabinet;
A bottom surface of the door forming a bottom of the door assembly;
A door front part forming a front surface of the door assembly;
A suction part formed on the lower surface of the door to suck air;
A filter seating portion formed on the lower surface of the door to be located behind the suction portion; And
And a air filter assembly mounted on the filter seating portion and provided with an air filter for purifying air facing the front door of the door.
The method of claim 1,
The air filter is a humidifying air cleaner disposed to be inclined with the lower surface of the door.
The method of claim 2,
The suction unit is a humidified air cleaner is formed in the orthogonal projection lowering the front surface of the air filter to the lower surface of the door.
The method of claim 2,
And the suction part is formed at a position of the lower surface part of the door corresponding to the vertical direction from the front circumference of the air filter.
The method of claim 1,
The air filter assembly, the humidifying air cleaner is located rearwardly spaced apart from the front door.
The method of claim 5,
The minimum distance of the air filter assembly from the front surface of the door, the humidifying air cleaner is smaller toward the upper direction from the suction.
The method of claim 1,
The air filter assembly, the humidifying air cleaner is standing up from the lower surface of the door.
The method of claim 1,
The discharge unit, a humidifying air cleaner for discharging the air upward from the upper surface of the cabinet.
The method of claim 1,
The air filter seating unit, the humidifier air cleaner comprising a jaw protruding upward to support the rear end of the air filter assembly.
The method of claim 1,
Further comprising door side portions extending rearward from both sides of the door front portion so as to form side surfaces of the door assembly,
The door side portion,
A filter guide extending obliquely forward from the air filter seating part to have a set angle α1 with the door front part; And
Humidifying air cleaners extending in both directions of the filter guide, including a filter support for supporting the front of the humidification filter assembly.
The method of claim 10,
The door side portion,
And a guide rib extending upward from the air filter seat to guide the insertion of the air filter assembly and bent rearward toward the top thereof.
The method of claim 10,
The upper portion of the air filter assembly, the humidifying air cleaner is extended to protrude more than the top of the air filter to be seated on the upper surface of the door assembly.
The method of claim 12,
The air filter assembly further includes an air filter case positioned in front of the lower surface of the air filter assembly and opened in the front-rear direction.
The air filter is a humidifying air cleaner located in the open space of the air filter case.
The method of claim 13,
The air filter case,
A first case part slid along the filter support and extending obliquely in an up and down direction; And
It is coupled to the upper end of the first case part, and includes a second case part extending in both directions of the air filter,
And a second case part protruding from the air filter to be seated on an upper surface of the door assembly.
The method of claim 1,
The air filter assembly, the humidifying air cleaner is installed so as to be inserted into or detached in a diagonal direction toward the door seat portion in the oblique direction.
The method of claim 1,
It is formed on the lower surface of the door, and further includes a tank seating surface located behind the filter seating portion,
The filter seating portion is humidified air cleaner is positioned higher than the tank seating surface.

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