KR20220155962A - Air Cleaner - Google Patents

Abstract

The present invention relates to an air cleaner. The air cleaner of the present invention includes: a case including a plurality of grill groups spaced apart in a circumferential direction perpendicular to a vertical direction to form a circumferential surface in the direction perpendicular to the vertical direction and to form a suction port on the circumferential surface; a fan disposed inside the case to flow air introduced through the suction port upward; and a filter disposed inside the case and filtering the air introduced through the suction port. Each of the plurality of grill groups forms the suction port opened in different directions. The plurality of grills included in each of the plurality of grill groups are formed in the same direction extending from an inner end to an outer end. According to the present invention, suction performance and air cleaning performance are improved.

Description

Air Cleaner {Air Cleaner}

The present invention relates to an air purifier.

An air purifier is a device that purifies the air in a specific space by filtering foreign substances in the air existing in a specific space and expelling the filtered air. The air purifier may have a structure in which an area in which an intake hole is disposed is formed to be large so as to intake air in a wide area and filter the air.

Korean Patent Publication No. KR 10-2017-0140578 discloses an air purifier having a perforated suction port on the circumferential surface of a cylindrical case.

However, since an air purifier having a perforated intake port has a limited aperture ratio, if the range of the aperture ratio is increased, improvement in suction performance and air cleaning performance can be expected.

An object to be solved by the present invention is to provide an air purifier with improved suction performance and air cleaning performance by increasing the aperture ratio of the suction port.

Another object of the present invention is to provide an air purifier that reduces the burden of a manufacturing process by using a simple mold.

The tasks of the present invention are not limited to the tasks mentioned above, and other tasks not mentioned will be clearly understood by those skilled in the art from the following description.

In order to achieve the above object, the air purifier according to an embodiment of the present invention forms a circumferential surface in a direction perpendicular to the vertical direction, and is spaced apart in a circumferential direction perpendicular to the vertical direction so that a suction port is formed on the circumferential surface. A case including a plurality of grill groups, a blowing fan disposed inside the case to flow upward the air introduced through the suction port, disposed inside the case, and filtering the air introduced through the suction port and a filter, each of the plurality of grill groups forms intake ports that open in different directions, and the plurality of grills included in each of the plurality of grill groups extend from the inner end to the outer end in the same direction as each other. A case having a stripe shape and having a plurality of suction ports spaced apart in the circumferential direction can be manufactured through an injection process.

The direction in which the grill included in one of the plurality of grill groups is disposed forms a right angle or an acute angle with the direction in which the grill of the grill group disposed adjacent to the one grill group is disposed, so that the circumference of the case is formed. The direction in which the intake port formed in is opened is not formed beyond 90 degrees in relation to the intake port formed adjacently. That is, it has a structure in which air does not flow in a direction completely different from the direction in which the circumferential surface faces.

The plurality of grills included in each of the plurality of grill groups are spaced apart in the circumferential direction, and directions extending from the inner end to the outer end of the grill are arranged in parallel to each other, so that the grills included in the grill groups are in the same direction. , one injection for each grill group is possible.

The case includes a cover panel covering the outer side where the blowing fan is disposed, and a suction panel disposed below the cover panel and having a plurality of grill groups disposed therein, and a suction port is formed on the lower side of the blowing fan, and the upper side It has a structure through which air can flow.

In the suction panel, a supporter disposed between each of the plurality of grill groups and partitioning between the plurality of grill groups may be disposed to reinforce rigidity of the suction panel.

The supporter may have a 'V' shape extending from the inside of the case to the outside, reinforcing the rigidity of the suction panel.

The supporter includes a first rib extending in the same direction as the grill included in one grill group disposed on one side and a second rib extending in the same direction as the grill included in the other grill group disposed on the other side, The supporter may also be manufactured by being injected together with the adjacent grill group.

The case includes a first half case and a second half case that have symmetrical shapes and are coupled or separated from each other.

The grills included in the grill groups disposed at both ends of the first half case and the second half case have a structure extending in the same direction, increasing the number of supporters disposed in each half case, and increasing the rigidity of the case. can be reinforced.

The first half case and the second half case are combined to form a cylindrical shape, and the plurality of grills disposed at the portion where the first half case and the second half case are joined are It extends in a direction perpendicular to a tangent line formed on the circumferential surface at a portion where the second half case is coupled.

The grills included in the grill groups disposed at both ends of the first half case and the second half case extend in different directions to reduce the number of grill groups disposed in each of the first half case and the second half case. can This can simplify the manufacturing process for injecting the grill group.

By combining the first half case and the second half case, the grills disposed at both ends of the first half case are combined with the grills disposed at both ends of the second half case to form one supporter, The rigidity of the case can be reinforced.

The case includes four side walls, and on each of the side walls, a plurality of grills extending in a direction perpendicular to the side walls are disposed, and a direction perpendicular to each side of the case having a square column shape. It may have a structure forming an inlet.

The case includes four side walls, and a plurality of grills extending in a direction perpendicular to the corresponding side walls are disposed on each side wall, so that air can be sucked in a direction toward which each side wall faces.

The case includes four side walls, and two grill groups including grills extending in different directions are disposed on each of the side walls, so that air can be sucked in in various directions from the four side walls. have.

The angle formed between the directions in which the different grill groups disposed on the same side wall face is smaller than or equal to the angle formed between the directions in which the adjacent grill groups disposed on the different side walls face. Air may be introduced in a direction adjacent to the directed direction.

The case may include a middle supporter disposed between different grill groups disposed on the same side wall and a corner supporter disposed between adjacent grill groups disposed on different side walls to reinforce the rigidity of the case. .

The middle supporter and the corner supporter have a 'V' shape extending from the inside to the outside, and the angle at which the middle supporter spreads outward is smaller than or equal to the angle at which the corner supporter spreads outward.

Details of other embodiments are included in the detailed description and drawings.

According to the air purifier of the present invention, there are one or more of the following effects.

First, it includes a plurality of grill groups forming intake ports that open in different directions, and a plurality of grills included in each grill group are arranged in parallel in the same direction, so that a case that can be manufactured by injection can be implemented. There is an advantage in that an air purifier having a stripe-shaped inlet can be produced through a simple manufacturing process.

Second, since the inlets are spaced apart in the circumferential direction in the form of stripes, the opening ratio of the inlets can be increased to improve suction performance and air cleaning performance.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view of an air purifier according to an embodiment of the present invention.
Figure 2 is a cross-sectional view of Figure 1;
3 is a perspective view of a case according to an embodiment of the present invention.
Figure 4 is a rear view of Figure 3;
FIG. 5 is a perspective view illustrating a fastening portion of the case of FIG. 3 .
6 is a cross-sectional view illustrating a plurality of grill groups disposed in a case according to an embodiment of the present invention.
7 is a view for explaining a state in which the case of FIG. 6 is separated into a first half case and a second half case.
8 is an enlarged view for explaining the arrangement of the first grill group and the second grill group, and the arrangement and shape of the first supporter disposed between the first and second grill groups.
9 is a view showing a state in which a case is separated into a first half case and a second half case according to another embodiment of the present invention.
10A and 10B are diagrams for explaining a plurality of grill groups and a plurality of grills arranged in a rectangular columnar case, which is a case form according to another embodiment of the present invention, and FIG. 10A is a first half A state in which the case and the second half case are coupled, FIG. 10B is a view showing a state in which the first half case and the second half case are separated.
11A and 11B are diagrams for explaining a plurality of grill groups and a plurality of grills disposed in a rectangular columnar case, which is a case form according to another embodiment of the present invention, and FIG. 11A is a first half A state in which the case and the second half case are coupled, FIG. 11B is a view showing a state in which the first half case and the second half case are separated.

Advantages and features of the present invention, and methods of achieving them, will become clear with reference to the detailed description of the following embodiments taken in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, and only these embodiments make the disclosure of the present invention complete, and common knowledge in the art to which the present invention belongs. It is provided to completely inform the person who has the scope of the invention, and the present invention is only defined by the scope of the claims. Like reference numbers designate like elements throughout the specification.

1st, 2nd, 3rd, … The expression of is used to distinguish configurations, and has nothing to do with the priority or importance of configurations.

Hereinafter, the present invention will be described with reference to drawings for explaining an air purifier according to embodiments of the present invention.

<Overall composition>

Referring to FIG. 1 , an air purifier 10 according to an embodiment of the present invention includes a blower 100 or 200 that generates air flow and a circulator that changes the discharge direction of the air flow generated by the blower device 100 or 200 ( 300). The blowing devices 100 and 200 include a first blowing device 100 generating a first air flow and a second blowing device 200 generating a second air flow.

Referring to FIGS. 1 and 2 , the first blower 100 and the second blower 200 may be arranged in a vertical direction. The second blower 200 may be disposed above the first blower 100 .

The air purifier 10 includes cases 110 and 210 forming an exterior. The cases 110 and 210 include a first case 110 forming the exterior of the first blower 100 and a second case 210 forming the exterior of the second blower 200 .

The first case 110 may have a cylindrical shape. The upper part of the first case 110 may be configured to have a smaller diameter than the lower part.

A first intake port 112 through which air is sucked is formed in the first case 110 . The first inlet 112 communicates the inside and outside of the first case 110 . A plurality of first suction ports 112 are formed. The first case 110 may form a plurality of first suction ports 112 on a circumferential surface and a first discharge port 152 opening upward.

The plurality of first suction ports 112 are formed long in the vertical direction. The plurality of first suction ports 112 are evenly formed in the circumferential direction along the outer circumferential surface of the first case 110 so that air can be sucked in from any direction with respect to the first case 110 .

As such, since the first case 110 is formed in a cylindrical shape and a plurality of first intake ports 112 are formed along the outer circumferential surface of the first case 110, the intake amount of air can be increased.

A first discharge cover 150 forming a first discharge port 152 opened upward is disposed above the first blower 100 . The first outlet 152 may be formed in a ring shape.

In the mounting space, the first filter 120 may be detachably mounted. The first filter 120 has a cylindrical shape, and air may be introduced through an outer circumferential surface of the first filter 120 . In the course of passing through the first filter 120, impurities such as fine dust in the air may be filtered out.

Since the first filter 120 has a cylindrical shape, air can be introduced from any direction based on the first filter 120 . Thus, the filtering area of air can be increased.

The mounting space may have a cylindrical shape corresponding to the shape of the first filter 120 . During the mounting process, the first filter 120 may be slidably drawn toward the mounting space. Conversely, the first filter 120 may be slidably drawn out from the mounting space during the separation process.

The first blower device 100 includes a first fan housing 130 disposed above the first filter 120, a first fan 132 rotatably disposed inside the first fan housing 130, and , and a first fan motor 134 that rotates the first fan 132 .

The first fan housing 130 forms a circular first housing suction hole 130a downward and an annular first housing discharge hole 130b upward. The first fan 132 introduces air in the axial direction and discharges air upward in the radial direction.

The first fan 132 includes a first hub 132a to which the rotation shaft of the first fan motor 134, which is a centrifugal fan motor, is coupled, and a first shroud 132b disposed spaced apart from the first hub 132a. and a plurality of first blades 132c disposed between the first hub 132a and the first shroud 132b. The first fan motor 134 may be coupled to an upper side of the first fan 132 .

The first blowing device 100 further includes a first blowing guider 140 coupled to the upper side of the first fan 132 and guiding the air passing through the first fan 132 to the upper side.

The first blowing guider 140 forms an annular first blowing passage 140a through which the air discharged from the first fan 132 flows.

The first blowing guider 140 has a cylindrical first blowing body 142 forming an exterior and a bowl shape disposed in the center of the first blowing body 142 and into which the first fan motor 134 is inserted. A plurality of first guide vanes spaced apart in the circumferential direction on the first motor cover 144 and the first blowing passage 140a formed between the first blowing body 142 and the first motor cover 144 ( 146).

In the first blowing guider 140, an annular first blowing passage 140a through which air discharged from the first fan 132 flows is formed between the first blowing body 142 and the first motor cover 144. do.

The plurality of first guide vanes 146 guide the air discharged from the first fan 132 to the first blowing passage 140a upward. Each of the plurality of first guide vanes 146 may be formed in a curved plate shape that is erected and disposed close to the vertical direction. The first guide vane 146 extends from the outer circumferential surface of the first motor cover 144 to the inner circumferential surface of the first blowing body 142 . A plurality of first guide vanes 146 may be spaced apart from each other. The plurality of first guide vanes 146 perform a function of guiding air introduced into the first blowing passage 140a of the first blowing guider 140 through the first fan 132 upward.

The first fan motor 134 may be supported on the upper side of the first motor cover 144 . Also, a rotation shaft of the first fan motor 134 extends downward from the first fan motor 134 and may be connected to the first hub 132a through a bottom portion of the first motor cover 144 .

The first blower 100 further includes a base 180 provided on the lower side of the first case 110 and disposed on the ground. The base 180 is spaced downward from the lower end of the first case 110 and is positioned. In the separation space between the first case 110 and the base 180, a base suction unit 114 is formed.

The air purifier 10 includes a partitioning device 160 provided between the first blowing device 100 and the second blowing device 200 . By means of the partitioning device 160 , the second blowing device 200 may be spaced apart from the first blowing device 100 .

The partition device 160 may separate or block the air flow generated by the first blower device 100 and the air flow generated by the second blower device 200 . By means of the partitioning device 160, the first and second blowing devices 100 and 200 may be spaced apart from each other in the vertical direction.

Between the first blower device 100 and the second blower device 200, a separation space in which the partitioning device 160 is located is formed.

The partitioning device 160 includes a first partitioning plate 162 and a second partitioning plate 164 disposed above the first partitioning plate 162 . The first partition plate 162 extends in a rounded upward direction, and the second partition plate 164 extends in a rounded downward direction. The first partition plate 162 extends above the first discharge cover 150 . At least a portion of the first partition plate 162 is formed as a curved portion having a predetermined radius of curvature. Inside the partition device 160, a PCB device (not shown) may be disposed.

The first discharge cover 150 of the first blower 100 is disposed below the partition device 160, and the support plate 170 of the second blower 200 is disposed above the partition device 160. are placed

The second blower device further includes a support plate 170 supporting the second filter 220 of the second blower device 200 . The support plate 170 has a substantially annular shape. The support plate is disposed above the second partition plate 164 .

The support plate 170 has an annular shape, and extends slightly obliquely upward with respect to the axial direction from the inner circumferential surface toward the outer circumferential surface.

The second case 210 may have a cylindrical shape. The upper part of the second case 210 may be configured to have a smaller diameter than the lower part. A second intake port 212 through which air is sucked is formed in the second case 210 . The second suction port 212 is formed long in the vertical direction, and a plurality of spaced apart in the circumferential direction are formed.

The plurality of second intake ports 212 are evenly formed in the circumferential direction along the outer circumferential surface of the second case 210 so that air can be sucked in from any direction with respect to the second case 210 .

Also in the second blower 200, the second filter 220 is disposed in the second filter frame 222, and the description is the same as that of the first filter 120 and the first filter frame 122 described above. It can be.

The second blower 200 includes a second fan 232 disposed above the second filter 220 to form a flow of air, a second fan motor 234 to rotate the second fan, It includes a second fan housing 230 in which two fans 232 are disposed. The second fan 232, the second fan motor 234, and the second fan housing 230 are the first fan 132, the first fan motor 134, and the first fan housing 130 described above. ) and has the same configuration and similar form, and can perform the same function. Accordingly, the second fan 232 may have a mixed flow fan shape and, like the first fan 132, may include a hub 232a, a shroud 232b, and a plurality of blades 232c.

The second blower 200 further includes a second blower guider 240 disposed above the second fan 232 and guiding the air passing through the second fan 232 upward. The second blowing guider 240 has a cylindrical second blowing body 242 forming an exterior and a bowl shape disposed in the center of the second blowing body 242 and into which the second fan motor 234 is inserted. A plurality of second guide vanes spaced apart in the circumferential direction on the second motor cover 244 and the second blowing passage 240a formed between the second blowing body 242 and the second motor cover 244 ( 246). The second blowing body 242, the second motor cover 244, and the plurality of second guide vanes 246 include the first blowing body 142, the first motor cover 144, and the plurality of second guide vanes 246 described above. It has the same structure and shape as the first guide vane 146, and can perform the same function.

A second discharge cover 250 forming a second discharge port 252 opened upward is disposed above the second blower 200 . The second outlet 252 may be formed in a ring shape. A second discharge grill 258 formed radially from the second discharge port 252 is disposed on the second discharge cover 250 .

The air purifier 10 is rotatably disposed on the guide base 256 and moves along the moving guider 260 supporting the arrangement of the circulator 300 and the moving guider 260, and the circulator 300 ) includes a mover 270 that changes the inclination angle of the

The circulator 300 may be disposed above the second blower 200 . The circulator 300 may adjust the wind direction of air discharged upward from the second blower 200 . The circulator 300 may be disposed above the second outlet 252 of the second blower 200 in parallel with or inclined to a plane formed by the second outlet 252 .

The circulator 300 has a suction port 310a and a discharge port 320a, and can send the filtered air discharged from the second blower 200 to a long distance.

The circulator 300 is disposed above the second blower 200 . The arrangement of the circulator 300 is changed on the upper side of the second blower 200, and the air discharged upward by the second blower 200 can be sent in a radial direction.

Referring to FIG. 2 , the circulator 300 is disposed between a lower cover 310 forming a suction port, an upper cover 320 forming a discharge port, and between the lower cover 310 and the upper cover 320 , a blowing fan 330 that forms an air flow by rotation, a motor 340 disposed between the blowing fan 330 and the lower cover 310 and rotating the blowing fan 330, and a blowing fan 330 It is disposed on the lower side and includes a motor cover 350 disposed around the motor 340 .

Referring to FIG. 2 , the circulator 300 is disposed between the upper cover 320 and the blowing fan 330 and includes a support member 370 supporting the upper cover 320 and an outer side of the upper cover 320. An outer cover 380 covering the outer cover 380 and a display 390 disposed above the support member 370 to display the operation or status of the air purifier 10 may be further included.

<case>

Hereinafter, the case 400 of the first blower 100 and the second blower 200 according to an embodiment will be described with reference to FIGS. 3 to 8 . Accordingly, the case 400 described below may be the first case 110 of the first blower 100 or the second case 210 of the second blower 200 . In addition, the inlets 426 of the case 400 described below may be inlets 112 and 212 formed in the first case 110 and the second case 210, respectively.

The case 400 may include peripheral surfaces 410 and 420 formed in a direction perpendicular to the vertical direction. Referring to FIG. 6 , the case 400 may have a cylindrical shape. The case 400 may have a cylindrical shape in which an inner diameter decreases toward the upper side.

Referring to FIGS. 6 and 7 , a plurality of intake holes 426 are formed in a vertical direction in the case 400 . The case 400 includes a plurality of grill groups spaced apart in the circumferential direction to form a plurality of intake ports.

The case 400 may include a first half case 400a and a second half case 400b that have symmetrical shapes and are coupled or separated from each other. Referring to FIG. 3 , the first half case 400a and the second half case 400b may have a semicircular shape.

Referring to FIGS. 6 and 7 , the first half case 400a and the second half case 400b may have symmetrical shapes and may have structures coupled to each other.

Referring to FIG. 4 , the case 400 includes a cover panel 410 disposed outside the first fan 132 or the second fan 232, and a plurality of grill groups disposed below the cover panel 410. and the suction panel 420 on which this is disposed.

Referring to FIG. 4 , a plurality of magnetic force units 412 and 414 for bringing the case 400 into close contact with the inside are disposed on the cover panel 410 . The magnetic parts 412 and 414 include a pair of first magnetic parts 412 disposed at both ends of the first half case 400a or the second half case 400b, and the pair of first magnetic parts 412 ) It may include a second magnetic force unit 414 disposed between.

Referring to FIG. 3 , a plurality of grilles 424 disposed on the suction panel 420 may extend even on the outer surface of the cover panel 410 .

Referring to FIG. 4 , the first magnetic force unit 412 is disposed above the second magnetic force unit 414 . A pair of first magnetic force units 412 are disposed at both ends of the cover panel 410 . The first magnetic force unit 412 or the second magnetic force unit 414 may be in close contact with a corresponding magnetic force unit (not shown) disposed on the blowing body 142 or 242 by magnetic force. One of the magnetic force parts 412 and 414 and the corresponding magnetic force part may be made of a permanent magnet, and the other may be formed of a metal material that interacts with the permanent magnet to form an attractive force.

4 and 5, the cover panel 410 includes a first fastening protrusion 416 and a second fastening protrusion 418 coupling the first half case 400a and the second half case 400b to each other. is placed The first fastening protrusion 416 and the second fastening protrusion 418 are respectively disposed on both ends of the cover panel 410 . The first fastening protrusion 416 may have a shape engaged and fastened with the second fastening protrusion 418 .

Referring to FIG. 5 , the first fastening protrusion 416 includes a hooking portion 416a to which the hook parts 418a and 418b of the second fastening protrusion 418 are hooked, and a second fastening protrusion ( 418) protrudes in the direction in which they are disposed, and includes a first guide portion 416b and a second guide portion 416c for guiding the movement of the hook portions 418a and 418b. The first guide part 416b and the second guide part 416c may be spaced apart from each other in a direction perpendicular to a direction protruding from the hooking part 416a.

Referring to FIG. 5 , the second fastening protrusion 418 includes hook portions 418a and 418b formed to be caught on the top or bottom of the holding wall 416a. The second fastening protrusion 418 includes a first hook 418a formed to be caught on the upper end of the holding wall 416a and a second hook 418b formed to be caught on the lower end of the holding wall 416a. .

6 to 7, the suction panel 420 includes a plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, 422h). Referring to FIG. 6 , in a case 400 having a cylindrical shape, the intake panel 420 includes a plurality of grill groups 422a and 422b spaced apart in the circumferential direction to form a plurality of intake ports 426 spaced apart in the circumferential direction. , 422c, 422d, 422e, 422f, 422g, 422h). Each of the plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h includes a plurality of grills 424 arranged in parallel in the same direction.

Referring to FIG. 8 , a direction in which a grill 424 included in one grill group 422a among a plurality of grill groups extends outwardly and a grill group 422b disposed adjacent to one grill group 422a. The angle θ between the directions in which the grille 424 extends outward may form a right angle or an acute angle. Here, the direction in which the grill 424 extends outward refers to the direction in which the side end 424c extending from the inner end 424a to the outer end 424b of the grill 424 extends, referring to FIG. 8 . can mean

Referring to FIGS. 6 and 7 , a plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h form intake ports 426 that open in different directions. The direction in which the inlet 426 is opened may refer to a direction in which the inlet formed between the grills 424 extending outward is directed. Accordingly, external air may flow into the case 400 in the direction in which the inlet 426 is opened.

In the case 400, 4 or more and 10 or less grill groups may be formed. When the grill group is formed below a certain level, the direction in which air is introduced may be limited. In addition, when the grill group is formed beyond a certain level, the manufacturing process may be complicated.

Referring to FIG. 6 , the area 422D occupied by each of the plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h in the case 400 may be identical to each other. Accordingly, air may be introduced evenly in all directions of the case 400 .

Referring to FIG. 6 , the case 400 includes eight grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h, and eight grill groups 422a, 422b, 422c, 422d, and 422e. , 422f, 422g, and 422h), the inlets 426 are formed in different directions. The plurality of grill groups may include a first grill group 422a to an eighth grill group 422h.

Referring to FIG. 8 , the direction in which the plurality of grills 424 included in the first grill group 422a are directed is the direction in which the plurality of grills 424 included in the adjacently disposed second grill group 422b are directed. is formed differently. The direction in which the plurality of grills 424 included in the first grill group 422a are directed and the direction in which the plurality of grills 424 included in the second grill group 422b are directed may form a right angle or an acute angle to each other. have.

Referring to FIG. 8 , the angle between the direction in which the plurality of grills 424 included in the first grill group 422a are directed and the direction in which the plurality of grills 424 included in the second grill group 422b are directed is 30 It may be formed in the range of degrees to 60 degrees.

Referring to FIG. 8 , each of the plurality of grills 424 included in one grill group 424a is disposed spaced apart in the circumferential direction and disposed parallel to each other. Therefore, the inlets 426 formed between the plurality of grills 424 in one grill group 424a are opened in the same direction.

Each of the plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h includes a plurality of grilles 424 extending in the same direction. The plurality of grills 424 included in one grill group 422a are spaced apart in the circumferential direction perpendicular to the vertical direction, and the directions extending from the inner end 424a to the outer end 424b are arranged in parallel. . Referring to FIG. 8, a plurality of grills 424 included in one grill group 422a are spaced apart in the circumferential direction, and the directions extending from the inner end 424a to the outer end 424b are arranged in parallel. do.

Referring to FIG. 8, a plurality of grills 424 included in one grill group 422a are spaced apart in the circumferential direction, and side ends 424c connecting the inner end 424a to the outer end 424b. The extending directions are arranged parallel to each other.

The suction panel 420 includes supporters 428a, 428b, 428c, 428d, 428e, 428f, 428g, and 428h disposed between the plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h. includes Referring to FIG. 8 , a supporter 428a partitions between adjacent grill groups 422a and 422b.

Referring to FIG. 8 , the supporter 428a may have a 'V' shape extending from the inside of the case 400 toward the outside. The supporter 428a may be disposed between the two adjacently disposed grill groups 422a and 422b to reinforce the rigidity of the case 400 .

Referring to FIG. 8 , the supporter 428a includes a first rib 428a1 extending in the same direction as the grill 424 included in the grill group 422a disposed on one side and a grill group 422b disposed on the other side. and a second rib 428a2 extending in the same direction as the grill 424 included in.

6 and 7, in the suction panel 420, eight supporters 428a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h between each of the eight grill groups 422a, 422b, 422c, 428c , 428d, 428e, 428f, 428g, 428h) are arranged. Referring to FIG. 8 , the supporter 428a disposed between the first grill group 422a and the second grill group 422b extends in the same direction as the grill 424 included in the first grill group 422a. A first rib 428a1 and a second rib 428a2 extending in the same direction as the grill 424 included in the second grill group 422b may be included.

4, the suction panel 420 includes a horizontal grill 429 extending in the circumferential direction to connect each of the plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h. do. The horizontal grill 429 has a ring shape and is disposed to be connected to each of the plurality of grills 424 included in the plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h.

Referring to FIG. 7 , the grills 424 included in the grill groups 422d and 422h disposed at both ends of the first half case 400a and the second half case 400b extend in the same direction.

Referring to FIG. 7 , the first half case 400a includes a first grill group 422a, a second grill group 422b, and a third grill group 422c, and the second half case 400b includes , a fifth grill group 422e, a sixth grill group 422f, and a seventh grill group 422g. The fourth grill group 422d and the eighth grill group 422h are disposed at both ends of the first half case 400a and the second half case 400b, respectively. Accordingly, by combining the first half case 400a and the second half case 400b, the fourth grill group 422d and the eighth grill group 422h may be formed as a whole.

The plurality of grills 424 included in the fourth grill group 422d and the eighth grill group 422h are arranged in parallel in the same direction. The plurality of grills 424 included in the fourth grill group 422d and the eighth grill group 422h are connected to the case 400 at the portion where the first half case 400a and the second half case 400b are coupled. ) extends in a direction perpendicular to the tangent of the circumferential surface of

Referring to FIG. 4 , the case 400 is disposed below the suction panel 420 and includes a base panel 430 fixing the case 400 to the base 180 or the support plate 170 . A base fixing part 432 fixed to the base 180 or the support plate 170 is disposed on the base panel 430 . The base fixing part 432 is fixed to the base 180 or the support plate 170 to prevent the case 400 from moving in the circumferential direction.

Hereinafter, a case 400 according to another embodiment of the present invention will be described with reference to FIG. 9 . Referring to FIG. 9 , the grills 424 included in the grill groups 422a, 422d, 422e, and 422h disposed at both ends of the first half case 400a and the second half case 400b are directed in different directions. is extended

Referring to FIG. 9 , the first half case 400a includes a first grill group 422a, a second grill group 422b, a third grill group 422c, and a fourth grill group 422d. , The second half case 400b includes a fifth grill group 422e, a sixth grill group 422f, a seventh grill group 422g, and an eighth grill group 422h. The plurality of grills 424 included in the first grill group 422a and the fourth grill group 422d disposed at both ends of the first half case 400a are disposed at both ends of the second half case 400b. Each of the plurality of grills 424 included in the fifth grill group 422e and the eighth grill group 422h may extend in a different direction.

By combining the first half case 400a and the second half case 400b, the grills 424 disposed at both ends of the first half case 400a are grilles disposed at both ends of the second half case 400b. In combination with 424, one supporter 428 may be formed.

Referring to FIGS. 10A and 11B , the case 400 may have a rectangular pillar shape. At this time, the filter disposed inside may also have a corresponding shape. In addition, the first fan 132 or the second fan 232 and the blowing guides 140 and 240 may have a shape similar to that described in FIG. 2 .

Referring to FIGS. 10A and 10B , the case 400 may include four grill groups 422a, 422b, 422c, and 422d. Case 400 includes four side walls 420a, 420b, 420c, and 420d, and four grill groups 422a, 422b, 422c, and 422d are respectively side walls 420a, 420a, 420c, and 420d. can be placed in That is, a plurality of grilles 424 extending in the same direction are disposed on each of the four side walls 420a, 420b, 420c, and 420d.

Each of the side walls 420a, 420b, 420c, and 420d is provided with one grill group including a plurality of grills 424 extending in the same outer direction.

10A to 10B, the direction in which the plurality of grills 424 included in one grill group 422a are arranged is the plurality of grills 424 included in the adjacently arranged grill groups 422b and 422d. ) may be arranged perpendicular to the direction in which it is arranged.

10A to 10B , the case 400 includes supporters 428a, 428b, 428c, and 428d disposed between each of the plurality of grill groups 422a, 422b, 422c, and 422d. The supporters 428a, 428b, 428c, and 428d are disposed at corners where the respective side walls 420a, 420b, 420c, and 420d come into contact with each other. Referring to FIGS. 10A and 10B , the supporter 428a may have a rectangular shape in which the length of the side end 424c of the grill 424 disposed on both sides is the length of the side.

11A to 11B, the case 400 includes a first side wall 420a to a fourth side wall 420d, and the first to fourth side walls 420a, 420b, 420c, and 420d In each, two grill groups may be disposed. 11A to 11B, a first grill group 422a and a second grill group 422b are disposed on the first side wall 420a, and a third grill group is disposed on the second side wall 420b. 422c and the fourth grill group 422d may be disposed. Similarly, a fifth grill group 422e and a sixth grill group 422f are disposed on the third side wall 420c, and a seventh grill group 422g and an eighth grill group are disposed on the fourth side wall 420d. A group 422h may be deployed.

Each of the plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h includes a plurality of grills 424 disposed in different directions.

11A to 11B, a direction in which a grill 424 included in one of the plurality of grill groups 422a, 422b, 422c, 422d, 422e, 422f, 422g, and 422h is directed outward. and the angle θ1 formed between the direction in which the grill 424 included in the grill group 422a disposed on one side of the grill group 422a is directed outward is included in one grill group 422b. The angle θ2 formed between the direction in which the grill 424 faces outward and the direction in which the grill 424 included in the grill group 422b and the grill group 422c disposed on the other side faces outward is different from each other. can be formed

That is, the angle θ1 between the directions in which the different grill groups 422a and 422b disposed on the same side wall 420a face and the adjacent grill groups 422b and 422c disposed on the different side walls 420a and 420b The angles θ2 between these directions may be formed to be different from each other.

However, as another embodiment, the angle θ1 between the directions in which the different grill groups 422a and 422b disposed on the same side wall 420a face and the adjacent grill groups disposed on the different side walls 420a and 420b It is also possible that the angles θ2 between the directions 422b and 422c face are identical to each other.

Referring to FIGS. 11A and 11B , the direction in which the grill 424 included in the first grill group 422a disposed on the first side wall 420a faces outward (hereinafter referred to as 'direction of the first grill group'). and a first formed between a direction in which the grill 424 included in the second grill group 422b disposed on the first side wall 420a faces outward (hereinafter referred to as 'direction of the second grill group') The angle θ1, the direction of the first grill group, and the direction in which the grills 424 included in the third grill group 422c disposed on the second side wall 420b face outward (hereinafter referred to as 'third grille'). The second angle θ2 formed between the group directions') may be formed to be different from each other.

That is, the angle θ1 formed between the directions in which the different grill groups 422a and 422b disposed on the same side wall 420a face, and the adjacent grill groups 422a disposed on the different side walls 420a and 420b , 422c) may be formed to be smaller than or equal to the angle θ2 formed between directions facing.

Referring to FIGS. 11A and 11B , the case 400 includes supporters 428a1, 428a2, 428a3, 428a4, 428b1, 428b2, 428b3, 428b4). Referring to FIGS. 11A and 11B , the supporters 428a1 , 428a2 , 428a3 , 428a4 , 428b1 , 428b2 , 428b3 , and 428b4 may have a ‘V’ shape extending from the inside of the case 400 toward the outside.

Referring to FIGS. 11A and 11B , the supporter 428a may be disposed between two adjacent grill groups 422a and 422b to reinforce the rigidity of the case 400 .

The case 400 includes middle supporters 428a1, 428a2, 428a3, and 428a4 disposed between different grill groups disposed on the same side wall, and corner supporters disposed between adjacent grill groups disposed on different side walls ( 428b1, 428b2, 428b3, 428b4).

Referring to FIG. 11A, the middle supporter 428a1 has a first rib 428a11 extending in the same direction as the grill 424 included in the grill group 422a disposed on one side and the grill group 422b disposed on the other side. ) and a second rib 428a12 extending in the same direction as the grill 424 included in the second rib 428a12.

Referring to FIG. 11A, the corner supporter 428b1 includes a first rib 428b11 extending in the same direction as the grill 424 included in the grill group 422b disposed on one side and a grill group 422c disposed on the other side. and a second rib 428b12 extending in the same direction as the grill 424 included in.

The outward divergence angle θ1 of the middle supporters 428a1, 428a2, 428a3, and 428a4 is smaller than or equal to the outward divergence angle θ2 of the corner supporters 428b1, 428b2, 428b3, and 428b4.

Although the preferred embodiments of the present invention have been shown and described above, the present invention is not limited to the specific embodiments described above, and in the technical field to which the present invention belongs without departing from the gist of the present invention claimed in the claims. Various modifications and implementations are possible by those skilled in the art, and these modifications should not be individually understood from the technical spirit or perspective of the present invention.

10: air purifier 100: first blower
110: first case 120: first filter
132: first fan 140: first blowing guider
150: first discharge cover 160: partition device
170: support plate 180: base
200: second blower 210: second case
220: second filter 232: second fan
240: second blower guider 250: second discharge cover
300: circulator 400: case
410: cover panel 410, 420: circumferential surface
412: first magnetic force unit 414: second magnetic force unit
416: first fastening protrusion 418: second fastening protrusion
420: intake panel
422a, 422b, 422c, 422d, 422e, 422f, 422g, 422h: grill group
424: grill 426: inlet
428a, 428b, 428c, 428d, 428e, 428f, 428g, 428h: Supporters
428a1, 428a2, 428a3, 428a4: middle supporter
428b1, 428b2, 428b3, 428b4: corner supporter
429: horizontal grill 430: base panel
432: base fixing part

Claims (17)

case forming the exterior;
a grill group provided in the case and including a plurality of grills forming an inlet;
a blowing fan disposed inside the case; and
And a filter for filtering the air introduced into the blowing fan through the suction port,
The plurality of grills:
curved horizontal grill; and
It includes first and second vertical grills arranged along the horizontal grill, extending vertically and spaced apart from each other in a first horizontal direction to form the vertically long suction port,
The first vertical grill and the second vertical grill,
An air purifier having a greater thickness in a second horizontal direction intersecting the first horizontal direction than a thickness in the first horizontal direction. According to claim 1,
The first vertical grill,
And a first side end connecting the inner end and the outer end of the first vertical grill,
The second vertical grill,
An air purifier comprising a second side end facing the first side end to connect the inner end and the outer end of the second vertical grill and to form the inlet between the first side end. According to claim 2,
The first horizontal direction and the second horizontal direction are orthogonal to each other,
The first side end and the second side end,
Air purifiers extending parallel to each other along the second horizontal direction. According to claim 3,
The case is
It has a cylindrical shape extending in the vertical direction,
The first side end,
Extending in the radial direction of the case,
The second side end,
An air purifier extending parallel to the first side end portion. According to claim 2,
The first side end and the second side end,
Air purifiers that extend closer to each other toward the inside of the case along the second horizontal direction. According to claim 1,
The case is:
an intake panel in which the grill group is disposed and the filter is located therein; and
An air purifier comprising a cover panel connected to an upper side of the suction panel and in which the blowing fan is located. According to claim 6,
The first vertical grill and the second vertical grill,
An air purifier extending from the suction panel to the cover panel and protruding from the outer surface of the cover panel. According to claim 7,
The first vertical grill and the second vertical grill,
An air purifier extending from the bottom of the suction panel to the top of the cover panel. According to claim 6,
a magnetic unit disposed on an inner surface of the cover panel; and
The air purifier further comprises a blowing body disposed inside the cover panel, providing a passage through which the air discharged from the blowing fan flows, and having a corresponding magnetic part corresponding to the magnetic force part. According to claim 9,
The case is
It has a cylindrical shape with an inner diameter decreasing toward the upper side,
The air purifier of claim 1, wherein the distance between the cover panel and the blowing body is smaller than the distance between the suction panel and the filter. According to claim 6,
The case is
It has a cylindrical shape extending in the vertical direction,
The horizontal grill,
An air purifier extending along the circumferential direction of the case. According to claim 11,
The horizontal grill,
An air purifier orthogonal to the first and second vertical grills. According to claim 11,
An outer end of the first vertical grill and an outer end of the second vertical grill form an outer circumferential surface of the case. According to claim 11,
The inner end of the first vertical grill and the inner end of the second vertical grill form an inner circumferential surface of the suction panel. According to claim 1,
The horizontal grill,
An air purifier connected to an inner end of the first vertical grill and an inner end of the second vertical grill, and positioned inner than outer ends of the first vertical grill and the second vertical grill. According to claim 1,
The air purifier further comprises a discharge cover disposed on the upper portion of the case and forming a discharge port through which the air flowing by the blowing fan is discharged. According to claim 1,
The first horizontal direction and the second horizontal direction are orthogonal to each other air purifier.

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