KR20080020028A - Air purifier - Google Patents

Abstract

An air cleaner is provided to prevent accidents by automatically cutting off power supply of a fan motor when an upper cover is separated, to replace an air filter conveniently by easy separation, to variably control output of the fan motor, and to easily fix the air cleaner to various parts of an automobile. An air cleaner(10) comprises a fan motor(11), a control part(12) electrically connected to the fan motor, a base cover(13) which has a main housing(13a) at one side to contain the fan motor, an auxiliary housing(13b) at the other side to contain the control part, at least one opening(17a) on a sidewall(17) that surrounds the main housing, and a power terminal(12a) of the control part exposed to the outside from a sidewall thereof that surrounds the auxiliary housing, a filter cradle(14) which is detachably installed in the base cover, which enables air to flow between upper and lower walls thereof, and of which a portion covers the fan motor partially, an air filter(15) installed in the filter cradle, and an upper cover(16) which is attached to the upper part of the filter cradle to protect the fan motor in the base cover and the air filter in the filter cradle from the outside, and which has a grill member(21) with a plurality of through holes(21a).

Description

Air Purifier {AIR PURIFIER}

1 is a schematic longitudinal sectional view of a general air purifier.

2 is a schematic exploded perspective view of an air purifier according to the present invention;

3 is a schematic perspective view of an air purifier according to the present invention;

4 is a schematic side view of an air purifier according to the present invention.

Figure 5 is a schematic perspective view of the filter cradle coupled in the base cover of the air purifier according to the present invention.

FIG. 6 is a schematic perspective view of an air filter mounted in the filter cradle of FIG. 5; FIG.

7 is a schematic longitudinal sectional view of an air purifier according to the present invention.

8 is a schematic bottom perspective view of an air purifier according to the present invention;

9 is a view showing a state in which the air purifier according to the present invention is installed on the upper portion of the indoor front instrument panel of the vehicle.

10 is a view showing a state in which an air purifier according to the present invention is installed in a rear deck of a vehicle interior rear side.

11 is a schematic perspective view of an air purifier according to another embodiment of the present invention.

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

10: air purifier 12: control unit

13: base cover 13a: main housing

13b: storage 14: filter cradle

15: Air filter 16: Top cover

18: fan motor housing portion 19: filter housing

20: cover part 21, 21 ': grill member

22: fixing member 27: power on / off switch

28: curved light emitting member 29: flexible cable

29a: LED 30: output control button

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air purifier, and more particularly, to an air purifier installed in a room such as a home, an office, or a vehicle so as to remove various dusts, harmful gases, and odors in the air.

Generally, the air purifier 1 is largely comprised of the cabinet 2, the air filter 3, and the fan motor 4, as shown in FIG.

Here, the cabinet (2) is provided with a vertical bulkhead (5a) in the interior and a plurality of discharge holes (5b) in the upper portion, and the rear side of the main body 2 is provided detachably and a plurality of It consists of the rear cover 6 in which the inflow hole 6a was formed, and the front cover 7 detachably provided in the front side of the main body 5.

On the rear side of the vertical bulkhead 5a of the main body 5, fixing flanges 5aa are provided on the upper and lower portions, and a plurality of through holes 5ab are formed in a portion of the circumference between the two fixing flanges.

The air filter 3 is detachably fixed between the rear fixing flanges 5aa of the vertical bulkhead 5a, and the fan motor 4 is fixed to the front center of the vertical bulkhead 5a by a screw. do. The fan motor 4 is largely composed of a motor 4a and a blowing fan 4b integrally coupled to the rotation shaft of the motor.

Referring to the operation of the air purifier according to the prior art configured as described above are as follows.

First, when the fan motor is connected to an external power source by using a plug of a power cable (not shown) connected to the fan motor 4, power is applied to the fan motor 4 so that a blower fan may be provided by the motor 4a. 4b) is rotated.

Then, outside air flows in through the plurality of inflow holes 6a of the rear cover 6 of the cabinet 2, and the inflowed outside air passes through the air filter 3 to the vertical partition wall of the main body 5. It flows into the main body 5 through the plurality of through holes 5ab of 5a). At this time, dust, smell, etc. in the outside air is filtered while passing through the air filter (3).

Subsequently, the purified air introduced into the main body 5 of the cabinet 2 is continuously discharged to the outside through the plurality of discharge holes 5b on the upper side of the main body 5 by the rotation of the blowing fan 4b. Purifies the air in the room.

However, the conventional air purifier 1 has the air filter 3 and the fan motor 4 so that external air is discharged to the outside through the blower fan 4b of the fan motor 4 via the air filter 3. Since they were spaced apart from one another, there was a problem that the overall size of the product increased.

In addition, the conventional air purifier 1 has a problem that the height of the product is large and unstable and at least partially obstructs the driver's view when disposed on the instrument panel or the rear deck of the vehicle.

Furthermore, in the conventional air purifier 1, even when the rear cover 6 or the front cover 7 is inadvertently removed from the user, the power of the fan motor 4 is not automatically shut off, which is very likely to cause a safety accident. High.

Accordingly, the present invention has been made to solve the problems described above, the object is to provide an air purifier that can be conveniently used in the vehicle as well as in the room, such as homes, offices by providing a compact overall configuration .

Another object of the present invention is to provide an air purifier that can prevent the safety accident in advance by automatically shutting off the power of the fan motor when the upper cover is inadvertently removed from the user.

Another object of the present invention is to provide an air purifier that facilitates the removal of the top cover to facilitate the replacement of the air filter.

Still another object of the present invention is to provide an air purifier that can variably adjust the output of a fan motor.

Still another object of the present invention is to provide an air purifier that can be easily fixed to an instrument panel, a rear deck, an arm rest, a ceiling, and the like of a vehicle.

In order to achieve the above object, the present invention provides a fan motor and a control unit electrically connected to the fan motor; A main accommodation part for the fan motor is provided on one side, and a sub accommodation part for the control part is provided on the other side, and at least one opening is formed in the side wall surrounding the main accommodation part, and the side wall surrounding the sub accommodation part includes the control part. A base cover with the power terminal exposed to the outside; A filter cradle detachably provided in the base cover and configured to allow air flow between the upper wall and the side wall and partially surround the fan motor; An air filter provided in the filter cradle; It includes a top cover having a grill member having a plurality of through-holes in the upper portion of the filter cradle detachably provided in the upper portion of the filter cradle to protect the fan motor in the base cover and the air filter in the filter cradle from the outside. An air purifier is provided.

In addition, the present invention further provides the following specific embodiments of the above-described embodiment of the present invention.

According to one embodiment of the invention, the fan motor in the base cover is composed of a motor and a blowing fan rotated by the motor, the rotor of the motor is disposed rotatably with respect to the center of the upper wall of the filter cradle The blowing fan is characterized in that it is disposed in the form facing the bottom surface of the base cover.

According to one embodiment of the invention, the fan fan of the fan motor is a rotary plate integrally coupled with the rotating body of the motor, a plurality of blades arranged at an angle along the circumference on the rotary plate, and the upper portion of each blade Characterized in that consisting of a support frame to connect integrally.

According to an embodiment of the present invention, the filter cradle has a fan motor housing portion having a plurality of openings formed in a portion of the upper wall and a plurality of openings in the side wall, and a radially outer side along the lower edge of the fan motor housing portion. And a filter accommodating portion formed of an upright portion extending from the filter and an upstanding wall connected to the outer edge of the extension portion and having at least one opening portion, and a cover portion covering the control portion in the sub accommodation portion.

According to an embodiment of the present invention, the air filter is composed of a filter unit folded in a zigzag form along a predetermined radius, and a soft frame attached to the upper and lower portions of the filter unit, and detachable from the filter receiving unit of the filter cradle. It is characterized in that it is provided.

According to an embodiment of the present invention, a corresponding fixing member for partially receiving the upper portion of the air filter is further disposed on the upper portion of the air filter, and at least one of an outer wall of the fixing member and an upstanding wall of the filter receiving portion. Two coupling protrusions are formed and the other side is characterized in that the corresponding coupling groove is formed.

According to one embodiment of the invention, each of the engaging projection of the fixing member forms a wedge shape so that it can be firmly fitted through the corresponding coupling groove, the upper portion of the fixing member in at least one place so as to loosen the fixing member again Characterized in that the release projection is formed.

According to an embodiment of the present invention, at least one coupling protrusion is formed on one of the sidewalls of the main accommodation portion of the base cover and an upright wall of the filter accommodation portion of the filter cradle, and a corresponding coupling groove is formed on the other side. do.

According to an embodiment of the present invention, at least one female boss is provided on one of the inner side of the base cover and the inner side of the filter cradle, and the boss of the corresponding male shape is provided on the other side.

According to one embodiment of the present invention, one of the upper edge of the fan motor housing portion of the filter cradle and the corresponding portion of the upper cover is embedded with a plurality of magnets at a predetermined interval and the other side is provided with a ring-shaped metal plate It is characterized by.

According to one embodiment of the invention, the control unit in the receiving portion of the base cover is provided with a power on / off switch, the corresponding portion of the cover portion of the filter cradle is a through hole facing the upper end of the power on / off switch And a protrusion is formed at a corresponding portion of the upper cover to control the on / off switch through the through hole.

According to an embodiment of the present invention, the front edge of the sub-accommodating portion of the base cover is provided with a curved light emitting member having a front portion exposed to the outside and a recessed portion with a predetermined interval at the rear side, Each recess is characterized in that the corresponding LED (Light Emitting Diod) arranged at a predetermined interval on the flexible cable electrically connected to the control unit is accommodated.

According to an embodiment of the present invention, one side of the base cover is characterized in that the output control button with a portion exposed to the outside so that the user can control the rotation speed of the fan motor through the control of the controller.

According to one embodiment of the invention, the power cable connecting the fan motor and the control unit is disposed along the channel concave formed in the bottom of the base cover, characterized in that the outer portion of the channel is sealed by a long fixing piece do.

According to one embodiment of the invention, the bottom of the base cover is characterized in that the cylindrical boss is provided in at least three places around the central portion, each of the cylindrical boss is characterized in that the supporting piece having a predetermined surface frictional force is provided.

According to one embodiment of the invention, the bottom portion of the base cover is characterized in that the attachment piece having at least one double-sided adhesive tape is further provided.

According to an embodiment of the present invention, the bottom portion of the base cover and the corresponding attachment surface of the counterpart may be fixed via a male and female type Velcro tape.

According to an embodiment of the present invention, each opening of the side wall of the main receiving portion of the base cover is characterized in that the grill member having a plurality of through holes is further removable.

According to an embodiment of the present invention, the bottom portion of the grill member of the upper cover is characterized in that the front air filter detachably further provided for primarily purifying the air flowing from the outside.

Hereinafter, embodiments of the air purifier according to the present invention will be described with reference to FIGS. 2 to 10.

2 is a schematic exploded perspective view of an air purifier according to the present invention, and FIG. 3 is a schematic perspective view of an air purifier according to the present invention.

As shown in FIGS. 2 and 3, the air purifier 10 according to the present invention includes a fan motor 11, a control unit 12, a base cover 13, a filter cradle 14, and an air filter 15. And an upper cover 16.

Here, the fan motor 11 is composed of a motor 11a and a blowing fan 11b rotated by the motor. The controller 12 is electrically connected to the motor 11a of the fan motor 11.

The base cover 13 is provided with a main receiving portion 13a for the fan motor 11 on one side and an auxiliary receiving portion 13b for the controller 12 on the other side. A partition 13c may be provided between the main accommodation part 13a and the sub accommodation part 13b. At least one opening 17a is formed in the sidewall 17 surrounding the main accommodation portion 13a of the base cover 13, and the control unit 12 is formed in the sidewall 17 surrounding the sub accommodation portion 13b. The power supply terminal 12a of is exposed to the outside. The side wall 17 of each of the main accommodation part 13a and the side wall 17 of the sub accommodation part 13b may be perpendicular to the bottom surface of the base cover 13 or may be formed to be inclined at a predetermined angle to the outside of the base cover 13. have.

The filter cradle 14 is provided detachably to the base cover (13). The filter cradle 14 includes a fan motor housing part 18 having a plurality of through holes 18aa formed in a portion of the upper wall 18a and a plurality of openings 18bb formed in the side wall 18b. The lower center portion of the upper wall 18a of the fan motor housing portion 18 is formed to be concave so as to rotatably support the upper center portion of the rotating body 11aa of the motor 11a of the fan motor 11. desirable. In addition, the filter cradle 14 is connected to an extension 19a extending radially outward along the lower edge of the fan motor housing portion 18 and an upright having an outer edge of the extension and having at least one opening 19bb. And a filter receiver 19 composed of a wall 19b. The upstanding wall 19b may be perpendicular to the bottom surface of the filter accommodating portion 19 or may be inclined at an angle to the inside and the outside.

Furthermore, the filter cradle 14 includes a cover portion 20 covering the control portion 12 in the receiving portion 13b of the base cover 13, and the cover portion is integrally provided with the filter cradle 14. In addition, it is possible to be provided separately and fixed to each other detachably. Each opening 19bb of the upright wall 19b of the filter accommodating portion 19 of the filter cradle 14 is preferably disposed to face the corresponding opening 17a of the side wall 17 of the base cover 13, respectively. Do.

The air filter 15 is preferably formed in a ring shape, and is detachably provided in the filter accommodating portion 19 of the filter cradle 14. The air filter 15 may include a filter part 15a folded in a zigzag form along a predetermined radius and a soft frame 15b attached to upper and lower portions of the filter part, respectively. The soft frame 15b is preferably made of a urethane material, and may be made of any material as long as it provides adhesion between the inner and outer edges of the soft frame and an adjacent counterpart. The filter unit 15a of the air filter 15 may include any of known materials such as a photocatalyst, activated carbon, and an antimicrobial agent as long as dust, deodorization, degassing, antibacterial, and the like can be made well.

The upper cover 16 is detachably attached to the upper portion of the filter cradle 14 to protect the fan motor 11 and the air filter 15 in the filter cradle 14 from the base cover 13 from the outside. It is provided. The central portion of the upper cover 16 is provided with a grill member 21 having a plurality of through holes (21a). The upper cover 16 and the grill member 21 may be provided as a single body or may be provided separately.

The rotating body 11aa of the motor 11a is rotatably disposed with respect to the center portion of the upper wall 18a of the filter cradle 14, and the blowing fan 11b is formed on the bottom surface of the base cover 13. It may be arranged in an opposite shape. The blowing fan 11b of the fan motor 11 includes a rotating plate 11c integrally coupled with the rotating body 11aa of the motor 11a, and a plurality of blades disposed at a predetermined angle along the circumference of the rotating plate 11 11d) and a support frame 11e for integrally connecting the upper portions of the respective blades. The rotating plate 11c is preferably formed with a flange 11cc on the inner rim so as to facilitate the coupling between the rotating plate and the rotating body 11aa of the motor 11a (FIGS. 2, 5 and 7). Reference).

Blowing fan (11b) of the fan motor 11 is a forward rotation of the external air is discharged to the outside through the air filter 15 after passing through the fan motor 11 and the flow of the external air along the opposite path It is possible to control either of the generated reverse rotation method, which can be selected depending on the designer's intention. The rotating plate 11c, the plurality of blades 11d and the supporting frame 11e may be manufactured in a single body through an insert molding method. The fan motor 11 may also be configured in a form in which a plurality of blades 11d are integrally provided along the outer periphery of the rotating body 11aa of the motor 11a without the rotating plate 11c and the supporting frame 11e. Of course it is possible (see FIGS. 2 and 5).

A corresponding fixing member 22 is further disposed on the upper portion of the air filter 15 to partially receive the upper portion of the air filter, and the fixing member is preferably formed in a ring shape. At least two coupling protrusions 23a are formed on one of the outer wall 22a of the fixing member 22 and the upstanding wall 19b of the filter accommodating portion 19, and corresponding coupling grooves 23b are formed on the other side. It is desirable to be. Each coupling protrusion 23a of the fixing member 22 preferably has a wedge shape of a right triangle so as to be firmly fitted through the corresponding coupling groove 23b, and the fixing member is mounted on the upper portion of the fixing member 22 again. A release protrusion 22b may be further formed to release it (see FIGS. 2 and 6).

At least two coupling protrusions 24a are formed on either sidewall 17 of the main accommodation portion 13a of the base cover 13 and an upstanding wall 19b of the filter accommodation portion 19 of the filter cradle 14. Is formed and the corresponding coupling groove 24b is preferably formed at the other side. In addition, at least one female boss 25a is provided on either one of the inner side of the base cover 13 and the inner side of the filter cradle 14, and the boss 25b of the corresponding male type is provided on the other side. ) May be provided (see FIG. 5).

The upper cover of the fan motor housing portion 18 of the filter cradle 14 and the corresponding portion of the upper cover 16 may be fixed to detachably fix the upper cover to the filter cradle 14. A plurality of magnets 26a are embedded at intervals, and the other side is provided with a ring-shaped metal plate 26b. In this case, the plurality of magnets 26a are insert molded with the upper edge of the fan motor housing part 18 of the filter cradle 14, and the ring-shaped metal plate 26b is fixed through a fastener such as a screw. It is preferred to be (see FIGS. 2, 5 and 6).

The control unit 12 in the receiving portion 13b of the base cover 13 is provided with a power on / off switch 27, and the corresponding portion of the cover portion 20 of the filter cradle 14 has the power on / off. The through hole 20a facing the upper end of the off switch 27 is formed. It is preferable that the projection 16a is formed at a corresponding portion of the upper cover 16 so as to control the on / off switch 27 through the through hole 20a (Figs. 2, 5 and 6). Reference).

The front edge of the sub accommodation portion 13b of the base cover 13 is provided with a curved light emitting member 28 in which the front side is exposed to the outside and the recessed portion 28a is formed at a predetermined interval on the rear side. Each concave portion 28a of the curved light emitting member 28 is provided with LEDs 29a arranged at predetermined intervals on the flexible cable 29, and the flexible cable 29 is electrically connected to the control unit 12. do. The curved light emitting member 28 may be applied in various forms having different transparency and colors (see FIGS. 2 and 3).

One side of the base cover 13 is provided such that the output control button 30 is exposed to the outside so that the user can arbitrarily control the rotation speed of the fan motor 11 through the control of the control unit 12. In this case, it is preferable that an uneven pattern is formed on the outer circumferential portion of the output control button 30 to prevent slipping. A power cable (not shown) connecting the fan motor 11 and the control unit 12 is disposed along a channel 13d formed concave at the bottom of the base cover 13, and the outer portion of the channel is long fixed. It is preferable to seal by piece 13e (see FIG. 8).

The bottom of the base cover 13 is preferably provided with a cylindrical boss (13f) in at least three places around the center portion, each of the cylindrical boss is preferably provided with a support piece 31 having a predetermined surface friction force. Each support piece 31 is preferably made of a rubber material having abrasion resistance (see Figs. 4 and 8).

An attachment piece 32 having at least one double-sided adhesive tape 32a may be further provided at a central portion of the bottom of the base cover 13. In this case, the user may remove the release paper of the double-sided adhesive tape 32a attached to the bottom of the attachment piece 32, and then attach the bottom of the base cover 13 to the corresponding structure by using the double-sided adhesive tape. (See Figure 8).

In another embodiment, the bottom portion of the base cover 13 and the corresponding attachment surface of the counterpart (not shown) may be fixed via a male and female type Velcro tape (not shown). In this case, the back surface of each of the male and female velcro tapes may be attached to the counterpart via an adhesive.

In another embodiment, the air conditioner 15 and the upper cover 16 are separated from the base cover 13, and the base cover 13 is fastened by a fastener such as a screw or the like. After fixing to the counterpart (not shown), it is also possible to install and use the air filter 15 and the upper cover 16 by reassembling the base cover 13 of the counterpart.

Each opening 17a of the side wall 17 of the main accommodation part 13a of the base cover 13 may be further provided with a detachable grill member 21 'having a plurality of through holes. The bottom of the grill member 21 of the upper cover 16 may be further provided with a detachable front air filter (not shown) for primarily purifying the air flowing from the outside. The front air filter may be a general pre-filter for pretreatment, or may be another main filter at an equivalent level to the air filter 15 provided in the filter accommodating portion 19 of the filter cradle 14 ( 3 and 4).

On the other hand, the base cover 13, the filter cradle 14 and the upper cover 16 is preferably made of a resin material, the outer surface of the upper cover 16 is to be coated to have a metal texture, wood texture, stone texture Can be.

On the other hand, the air purifier of the present invention may be formed not only in the egg form (see FIG. 3) as described above, but also in the disk form as in FIG.

The fan motor, the filter cradle and the air filter of the disc-shaped air purifier 10 'are formed in the same shape as the corresponding components of the egg-shaped air purifier 10 and the base cover which covers the outermost parts of the components at the upper and lower portions, respectively. 13 'and the top cover 16' are formed to have a disk shape as shown in FIG.

Here, the remaining components of the disc-shaped air purifier 10 ', for example, a control unit for controlling a fan motor, a flexible cable, a curved light emitting member, an LED, and the like may be changed by changing the shape of a portion of the base cover 13'. It may be disposed in the base cover.

A plurality of openings 16'a may be formed at a central portion of the upper cover 16 'to partially expose the grill member 21' 'attached to the bottom of the upper cover to the outside. A light diffuser 16'aa (or light diffuser) may be provided at an edge of each of the openings 16'a, which emits curved light from an LED of a flexible cable electrically connected to the controller. The light emitted to the outside through the member is diffused around.

Next, the assembling process and operation of the air purifier as described above will be described with reference to FIGS. 2 to 10.

First, the fan motor 11 is installed in the main housing portion 13a of the base cover 13 and the control unit 12 is installed in the sub accommodation portion 13b, respectively, and then the motor 11a of the fan motor 11 The controller 12 is electrically connected (see FIG. 2).

Then, the fan motor housing portion 18 and the cover portion 20 of the filter cradle 14 are aligned with each of the main accommodation portion 13a and the sub accommodation portion 13b of the base cover 13 so that the filter cradle ( 14) and the filter cradle 14 is coupled to the base cover 13 via the coupling protrusions 24a and the corresponding coupling grooves 24b of the base cover 13 (see FIG. 5).

Then, after inserting the ring-shaped air filter 15 into the filter receiving portion 19 of the filter cradle 14, the upper cover 16 is provided with a grill member 21 having a plurality of through holes (21a) This can be fixed by aligning (see FIGS. 3 and 4).

At this time, the upper cover 16 is fixed to the filter cradle 14 by the magnetic force between the upper cover and the metal plate 26b of the filter cradle 14 and the magnet 26a.

Air purifier according to the present invention, as mentioned in the above configuration description, the front member on the bottom of the grill member 21 of the fixing member 22, the upper cover 16 of the upper edge of the air filter 15 A filter member (not shown) and a grill member 21 ′ having a plurality of through holes may be further mounted in each opening 17 a of the side wall 17 of the base cover 13.

On the other hand, the air purifier assembled as described above may be installed in the upper surface or the floor of the desk of the room in the home or office, and in the instrument panel, rear deck, armrest, etc. in the vehicle (see FIGS. 9 and 10). .

When used in a home or office room, the power supply terminal of the air purifier is connected to an external power source through a power adapter, and when used indoors, the power supply terminal of the air purifier and the vehicle are connected through a lead cable. Just plug in your cigar jack.

Then, the fan motor 11 in the main accommodating portion 13a of the base cover 13 is operated to introduce external air through the grill member 21 of the upper cover 16, and then the introduced external air is filtered. The plurality of openings 18bb of the side wall 18b of the fan motor housing part 18 flow through the plurality of through holes 18aa of the upper wall 18a of the fan motor housing part 18 of the cradle 14.

Subsequently, the outside air introduced into each of the openings 18bb of the fan motor housing part 18 is purified while passing through the air filter 15, and then the upright wall of the filter accommodating part 19 of the filter cradle 14 is removed. 19b is discharged to the outside through each of the openings 19bb and 17a of the sidewall 17 of the base cover 13 to purify the interior.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and simple substitutions, modifications, and changes within the technical idea of the present invention will be apparent to those skilled in the art.

As described above, the present invention allows the fan motor and the air filter to be disposed radially (ie concentrically) with respect to the same axis, thereby making the overall size of the product compact, which is convenient not only in a home, office, etc. but also in a vehicle. To be used.

In addition, the present invention is to prevent the safety accident by cutting off the power of the fan motor automatically when the top cover of the product is inadvertently removed by the user.

Furthermore, the present invention facilitates replacement of the air filter by detachably fixing the upper cover to the filter cradle through the magnet and the metal plate.

In addition, the present invention is provided with an output control button on the outside of the base cover to be able to variably adjust the output of the fan motor. In addition, the present invention makes it possible to easily fix the product to the instrument panel, the rear deck, the armrest of the central portion, the ceiling and the like.

Claims (21)

A fan motor and a control unit electrically connected to the fan motor; A main accommodation part for the fan motor is provided on one side, and a sub accommodation part for the control part is provided on the other side, and at least one opening is formed in the side wall surrounding the main accommodation part, and the side wall surrounding the sub accommodation part includes the control part. A base cover with the power terminal exposed to the outside; A filter cradle detachably provided in the base cover to enable air flow between the upper wall and the side wall, and a portion of which partially surrounds the fan motor; An air filter provided in the filter cradle; An upper cover is detachably provided at an upper portion of the filter cradle so as to protect the fan motor in the base cover and the air filter in the filter cradle from the outside, and has a grill member having a plurality of holes in the center portion thereof. Air purifier comprising a. The fan motor of claim 1, wherein the fan motor in the base cover comprises a motor and a blowing fan rotated by the motor, wherein the rotor of the motor is rotatably disposed with respect to a central portion of the upper wall of the filter cradle. The fan is disposed in the form facing the bottom surface of the base cover. The fan of claim 2, wherein the fan fan comprises: a rotating plate which is integrally coupled with the rotating body of the motor, a plurality of blades arranged at an angle along the circumference of the rotating plate, and an upper portion of each of the blades integrally. Air purifier consisting of a support frame for connecting. The filter cradle of claim 1, wherein the filter cradle includes a fan motor housing part having a plurality of through holes formed in a portion of the upper wall and a plurality of openings formed in the side wall, and an extension extending radially outward along a lower edge of the fan motor housing part. And a filter receiver comprising an upstanding wall connected to the outer and outer edges of the extension and having at least one opening, and a cover covering the control part in the secondary receiving portion. The air filter of claim 1, wherein the air filter comprises a filter part folded in a zigzag shape along a predetermined radius, and a soft frame attached to upper and lower parts of the filter part, and detachably provided in the filter accommodating part of the filter cradle. Air purifier. A corresponding fixing member for partially accommodating an upper portion of the air filter is further disposed above the air filter, and either one of an outer wall of the fixing member and an upstanding wall of the filter accommodating portion is used. At least two coupling protrusions are formed and the other side is formed with a corresponding coupling groove air purifier. According to claim 6, wherein each engaging projection of the fixing member forms a wedge shape so that it can be firmly fitted through the corresponding coupling groove, the upper part of the fixing member to the release member in at least one position to release the fixing member again Is formed air purifier. The air purifier of claim 1, wherein at least two coupling protrusions are formed on one of the side walls of the main receiving portion of the base cover and an upright wall of the filter receiving portion of the filter cradle, and corresponding coupling grooves are formed on the other side. The air purifier according to claim 1, wherein at least one female boss is provided on one of the inner side of the base cover and the inner side of the filter cradle, and the boss of the corresponding male shape is provided on the other side. According to claim 1, wherein one of the upper edge of the fan motor housing of the filter cradle and the corresponding portion of the upper cover is embedded with a plurality of magnets at regular intervals and the other side is provided with a ring-shaped metal plate Purifier. According to claim 1, wherein the control unit in the receiving portion of the base cover is provided with a power on / off switch, the corresponding portion of the filter cradle is formed with a through hole facing the upper end of the power on / off switch, The corresponding portion of the cover is air purifier is formed with a projection to control the on / off switch through the through hole. According to claim 1, wherein the front edge of the sub-accommodating portion of the base cover is provided with a curved light emitting member having a front portion exposed to the outside and a recessed portion at a predetermined interval, each recess of the curved light emitting member The air purifier is accommodated in the corresponding LED arranged at a predetermined interval on the flexible cable electrically connected to the control unit. The air purifier of claim 1, wherein one side of the base cover is provided with an output control button partially exposed to the outside so that the user can control the rotation speed of the fan motor through the control of the controller. The air purifier of claim 1, wherein a power cable connecting the fan motor and the control unit is disposed along a channel formed concave at the bottom of the base cover, and an outer portion of the channel is sealed by an elongated fixing piece. The air purifier of claim 1, wherein a bottom of the base cover is provided with at least three cylindrical bosses around a central portion, and each of the cylindrical bosses is provided with a support piece having a predetermined surface frictional force. The air purifier of claim 1 or 15, further comprising an attachment piece having at least one double-sided adhesive tape at a central portion of the bottom of the base cover. The air purifier according to claim 1 or 15, wherein the bottom center portion of the base cover and the corresponding attachment surface of the counterpart are fixable via male and female velcro tapes. The air purifier of claim 1, wherein each opening of the side wall of the main receiving portion of the base cover is detachably provided with a grill member having a plurality of through holes. The air purifier of claim 1, further comprising a front air filter detachably disposed at a bottom of the grill member of the upper cover to primarily purify air introduced from the outside. The air purifier of claim 1, wherein a plurality of openings are formed at a central portion of the upper cover to partially expose the grill member attached to the bottom of the upper cover to the outside. 21. The method of claim 20, wherein the edge of each opening is provided with a light diffuser, which diffuses the light emitted to the outside through the curved light emitting member from the LED of the flexible cable electrically connected to the control unit. Air purifier.

Images