KR20220007364A - Air Cleaner - Google Patents

Abstract

The present invention relates to an air cleaner. The air cleaner of the present invention includes: an air blower discharging air upward; a circulator placed on an upper side of the air blower to be movable, to control a direction of the air discharged from the air blower; a moving device connected with the circulator and the air blower, and moving a position of the circulator; and a wire extended from the air blower, and connected to the inside of the circulator. The circulator includes: a lower cover combined with the moving device, forming an inlet, and having a wire hole formed on one side to be penetrated by the wire extended from the air blower; an upper cover placed on an upper side of the lower cover, and forming an outlet; an air blowing fan placed between the lower cover and the upper cover to be rotatable; a motor placed between the lower cover and the air blowing fan, and rotating the air blowing fan; and an inner cover placed on a lower side of the air blowing fan, and fixing the placement of the motor. In the lower cover, a fixing part extended from the air blower to fix one side of the wire connected with the motor is placed. Therefore, the present invention is capable of securing a stable operation of the circulator.

Description

Air Cleaner {Air Cleaner}

The present invention relates to an air purifier, and more particularly, to an air purifier including a circulator.

An air purifier is a device for reducing dust or bacteria in the air of a certain space by filtering and discharging the air inside the space. The air purifier filters out foreign substances through the air flow in the space, and discharges the air from which the foreign substances are removed.

In order to suck air in a wide range of the corresponding space and discharge the filtered air, an intake port is formed on the circumferential surface of the cylindrical case and a structure for discharging the filtered air upward can be disclosed. However, in order to discharge the filtered air to a remote area of the corresponding space, a device for converting a separate flow to the upper side through which the filtered air is discharged may be provided to discharge the filtered air to a wide area of the indoor space.

Korean Patent Laid-Open Patent No. 10-2018-0000121 discloses a blower for flowing air from a lower circumferential surface to an upper side, and a flow conversion device (or “ Circulator”) is being launched.

The circulator may be connected to a wire extending from the blower to receive power. However, since the circulator has a structure in which the arrangement is changed on the upper side of the blower, as the arrangement of the wires connected from the blower to the circulator is changed, the wires connected to the internal structure of the flow conversion device are connected, or the wires are Problems such as kinking may occur.

In addition, since the circulator has a structure in which a blower fan is disposed inside, when an electric device is disposed in the vertical direction of the blower fan, it is required that the electric wire be stably fixed in preparation for a change in the arrangement of the circulator or vibration of the motor .

An object of the present invention is to provide an air purifier that stably supplies power to an electric device operating inside a circulator whose arrangement is changed.

Another object of the present invention is to provide an air purifier in which wires connected to a plurality of electric devices disposed inside the circulator minimize the influence of the movement of the circulator.

Another object of the present invention is to provide an air purifier that is stably disposed between a plurality of parts inside a circulator that can be separated into a plurality of parts.

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

In order to achieve the above object, an air purifier according to an embodiment of the present invention includes a blower for discharging air in an upward direction, and a wind direction of the air discharged from the blower, which is movably disposed above the blower. A circulator for controlling the air flow, connected to the circulator and the blower, and a moving device for changing the position of the circulator, and a wire extending from the blower and connected to the inside of the circulator, including a blower Power may be supplied to a circulator disposed above the device.

The circulator is coupled to the moving device, forms a suction port, and a lower cover having a wire hole through which an electric wire extending from the blower passes to one side is formed, and an upper disposed above the lower cover and forming an outlet a cover, a blowing fan rotatably disposed between the lower cover and the upper cover, and a motor disposed between the lower cover and the blowing fan to rotate the blowing fan, wherein the lower cover includes: A fixing part extending from the blower and fixing one side of the electric wire connected to the motor is disposed, so that one side of the electric wire connected to the motor can be fixed inside the circulator.

The electric wire includes a first electric wire extending from the blower and having a first adapter disposed at an end thereof, and a second electric wire connected to the motor and having a second adapter coupled to the first adapter at an end thereof. and the fixing unit fixes the first adapter and the second adapter, so that even if the arrangement of the circulator is changed, the arrangement of the second wire is fixed, so that the electric wire can be stably connected to the motor.

The fixing unit may fix the first adapter and the second adapter in a coupled state to the lower cover, so that the electric wire may be stably connected to the motor.

The fixing part includes a seating surface on which the first adapter and the second adapter in a coupled state are disposed, and a mounting protrusion for guiding the first adapter and the second adapter in a coupled state to be seated on the seating surface; The first adapter and the second adapter can be stably fixed inside the circulator by including a fixing protrusion for fixing the disposition of the first adapter and the second adapter seated on the seating surface.

The fixing protrusion may have a hook shape for fixing upper ends of the first adapter and the second adapter to fix the upper ends of the first adapter and the second adapter.

The mounting protrusion is formed to protrude from the lower cover so as to come into contact with the edge portions of the first adapter and the second adapter in a coupled state, so as to maintain the state in which the first adapter and the second adapter are seated on the seating surface. can

It is disposed between the lower cover and the blowing fan, further comprising an inner cover for fixing the arrangement of the motor, to fix the arrangement of the motor disposed below the blowing fan, and the electric wire connected to the motor interferes with the blowing fan it can be prevented

The inner cover includes a housing forming a space in which the motor is accommodated and fixing the arrangement of the motor, and an inner plate spaced apart from the housing and coupled to the lower cover, wherein the housing is fixed It is possible to provide a space in which one side of the electric wire fixed to the lower cover is disposed, including a side housing that forms a space in which the protrusion is disposed.

The lower cover includes a lower plate that covers the lower side of the motor, an outer plate spaced apart from the lower plate around the inner plate and connected to the inner plate, the lower plate and the outer plate It may include a first connection plate for connecting, wherein the fixing part is disposed above the first connection plate, and the fixing part may be disposed adjacent to a motor disposed above the lower plate.

The lower cover further includes side plates extending in a direction perpendicular to the first connection plate from both ends of the first connection plate, and in the side plate, a wire hole through which an electric wire extending from the blower passes. this is formed

The inner cover includes a second connection plate that connects the housing and the inner plate, and is disposed above the first connection plate, so that the electric wire is directed into a space in which air flow is not formed in each of the lower cover and the inner cover. A space to be arranged can be formed.

The second connection plate may be spaced apart upward from the first connection plate, and the inner plate may be spaced upward from the outer plate, thereby forming a space between the lower cover and the inner cover in which the electric wires are disposed.

The circulator includes a supporter disposed between the blower fan and the upper cover and supporting the upper cover, and a display disposed above the supporter and displaying an operation or state of the air purifier, The electric wire includes a motor connection wire extending from the blower device and connected to the motor, and a display connection wire extending from the blower device and connected to the display, wherein the fixing unit includes a second part for fixing one side of the motor connection wire It is possible to fix one side of each of the first wire connected to the motor and the second wire connected to the display by including a first fixing part and a second fixing part fixing one side of the display connection wire.

The supporter may include a ring-shaped outer frame connected to the inner cover, a disk-shaped upper plate disposed above the blowing fan and disposed on the display, and connecting the outer frame and the upper plate to the upper The display may be disposed above the blowing fan by including a plurality of connection frames supporting the plate.

The plurality of connection frames may include a first connection frame forming a space in which an electric wire extending upwardly of the upper plate is disposed, and the electric wire may extend upwardly of the blowing fan.

The circulator may further include a cover frame disposed below the first connection frame and covering the wires disposed below the first connection frame, wherein the wires interfere with the blower fan disposed below the supporter. it can be prevented

The cover frame includes a frame body disposed below the first connection frame and forming a space in which the electric wire is disposed, and an upper fixing part bent at the upper end of the frame body and fixed to the upper plate, The frame body has a 'C' shape in cross section, and a body protrusion is formed so as to be fixed to the first connection frame from the side, and can be detachably mounted on the first connection frame.

The inner cover includes a hinge rotatably coupled to the supporter, and a corresponding hinge rotatably fixed to the hinge of the inner cover is disposed on the outer frame to rotatably couple the supporter to the inner cover. can

The hinge includes a pair of hinge protrusions rotatably coupled to the supporter, and between the pair of hinge protrusions, a wire hole through which the electric wire passes is formed, so that the electric wire is a hinge portion with relatively little fluctuation. By disposing through it, it is possible to stably fix the arrangement of the wires.

In the upper plate, at a portion where the first connection frame is connected, a wire hole through which the electric wire passes is formed, so that an electric wire extending along the first connection frame may be connected to a display disposed above the upper plate.

The 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, one side of the wire connected to the motor disposed inside the circulator is fixed to the lower cover of the circulator, and then has a structure connected to the motor, so that the wire connected to the motor affects the arrangement change of the circulator can be minimized This has an advantage in that the reliability of the electric wire connected to the motor is increased, so that the stable operation of the circulator can be secured.

In addition, the wire connected to the motor is not a single wire extending from the blower, but a wire extending from the blower and a wire connected from the motor are coupled with an adapter, and the coupled adapter is fixed inside the circulator Therefore, there is also an advantage that the circulator can be easily assembled.

Second, in addition to the motor electrically operated inside the circulator, the display is also connected to the wires extending from the blower. Wires connected to each of the motor and display are fixed to a fixing part formed on the lower cover, and each of the wires extending thereafter are connected to the motor and the display, respectively, to stably supply power to a plurality of electronic devices disposed in the circulator. There are also possible advantages.

In addition, the inner cover for fixing the motor is disposed on the upper side of the lower cover, the motor disposed on the lower side of the blowing fan by the supporter structure disposed on the upper side of the blowing fan and arranging the display, and the upper side of the blowing fan A stable power supply can be provided to each display.

Third, the inner cover and the lower cover disposed on the outside of the blower fan form a space between them, thereby forming an arrangement space for the electric wire. In a structure in which an inner cover disposed below the blowing fan and a supporter disposed above the blowing fan are hinged, a wire hole is formed inside the hinge structure to form a space in which the wires are disposed. Through this, there is an advantage that the circulator can be stably driven by securing a space in which the electric wires are stably arranged on the upper and lower sides of the blowing fan.

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.
2 is a cross-sectional view of an air purifier according to an embodiment of the present invention.
3 is an enlarged cross-section of the upper part of the circulator and the second blower of the present invention.
4 is a perspective view of a circulator according to an embodiment of the present invention.
5 is a bottom view of a circulator according to an embodiment of the present invention.
6 is an exploded perspective view of one side of a circulator according to an embodiment of the present invention.
7 is an exploded perspective view of the other side of the circulator according to an embodiment of the present invention.
8 is a perspective view of a lower cover according to an embodiment of the present invention.
9 is a plan view of a lower cover according to an embodiment of the present invention.
10 is a view for explaining a mounter of the lower cover according to an embodiment of the present invention.
11 is a view for explaining a wire hole and a fixing hole formed in the side plate of the lower cover according to an embodiment of the present invention.
12 is a perspective view of a filter according to an embodiment of the present invention.
13 is a view for explaining a first fixing protrusion of a filter according to an embodiment of the present invention.
14 is a view for explaining a second fixing protrusion of a filter according to an embodiment of the present invention.
15 is a perspective view of an inner cover according to an embodiment of the present invention.
16 is a plan view of an inner cover according to an embodiment of the present invention.
17 is a perspective view of a supporter according to an embodiment of the present invention.
18 is a plan view of a supporter according to an embodiment of the present invention.
19 is an enlarged view of a connection portion between the first connection frame and the outer frame of the supporter according to an embodiment of the present invention.
20 is an enlarged view of a connection portion between the second connection frame and the outer frame of the supporter according to an embodiment of the present invention.
21 is a perspective view of a cover frame according to an embodiment of the present invention.
22 is a perspective view of an upper cover according to an embodiment of the present invention.
23 is a bottom view of an upper cover according to an embodiment of the present invention.
24 is a view for explaining the insertion protrusion of the upper cover according to an embodiment of the present invention.
25 is a view for explaining the protrusion of the upper cover according to an embodiment of the present invention.
26 is a cross-sectional view for explaining the shape of a plurality of vanes according to an embodiment of the present invention.
27 is a perspective view of an outer cover according to an embodiment of the present invention.
28 is a plan view of the outer cover according to an embodiment of the present invention.
29 is a view for explaining the first protrusion of the outer cover according to an embodiment of the present invention.
30 is a view for explaining the second protrusion of the outer cover according to an embodiment of the present invention.
31 is a cross-sectional view for explaining an electric wire disposed inside a circulator according to an embodiment of the present invention.
32 is a view for explaining a wire connected to a printed circuit board connected to a display according to an embodiment of the present invention.

Advantages and features of the present invention and methods of achieving them will become apparent with reference to the embodiments described below in detail 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 allow the disclosure of the present invention to be complete, and common knowledge in the art to which the present invention pertains It is provided to fully inform those who have the scope of the invention, and the present invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout.

first, second, third, ... The expression of is used to distinguish a configuration, and has nothing to do with the priority or importance of the configuration.

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

<Overall composition>

1, the air purifier 10 according to the embodiment of the present invention includes a blower 100,200 for generating an air flow, and a circulator for switching the discharge direction of the air flow generated by the blower 100,200 ( 300) is included. The blowers 100 and 200 include a first blower 100 for generating a first air flow and a second blower 200 for generating a second air flow.

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

The air purifier 10 includes cases 110 and 210 that form an external appearance. The cases 110 and 210 include a first case 110 that forms an exterior of the first blower 100 and a second case 210 that forms an exterior of the second blower 200 .

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

A first suction port 112 through which air is sucked is formed in the first case 110 . The first suction port 112 communicates the inner side and the outer side of the first case 110 . A plurality of first suction ports 112 are formed. In the first case 110 , a plurality of first suction ports 112 may be formed on a circumferential surface, and a first discharge port 152 opened upwardly may be formed.

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

As described above, the first case 110 is configured in a cylindrical shape, and a plurality of first suction ports 112 are formed along the outer circumferential surface of the first case 110 , thereby increasing the amount of air intake.

A first discharge cover 150 is disposed on the upper portion of the first blower 100 , which forms a first discharge port 152 that is opened upward. The first discharge port 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 the outer peripheral surface of the first filter 120 . In the process 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 with respect to the first filter 120 . Accordingly, the filtering area of the air can be increased.

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

The first blower 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 , a first fan motor 134 for rotating the first fan 132 .

The first fan housing 130 forms a circular first housing suction hole 130a on the lower side and forms a ring-shaped first housing discharge hole 130b on the upper side. The first fan 132 introduces air in the axial direction and discharges the air upward in the radial direction.

The first fan 132 includes a first hub 132a to which a rotation shaft of the first fan motor 134, which is a centrifugal fan motor, is coupled, and a first shroud 132b disposed to be 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 the upper side of the first fan 132 .

The first blower 100 further includes a first blower guide 140 coupled to the upper side of the first fan 132 to guide the air passing through the first fan 132 to the upper side.

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

The first blower guide 140 has a first blower body 142 of a cylindrical shape forming an exterior, and is disposed in the center of the first blower body 142 and has a bowl shape into which the first fan motor 134 is inserted. A plurality of first guide vanes ( 146).

The first blower guide 140 has an annular first blowing path 140a through which the air discharged from the first fan 132 flows between the first blowing body 142 and the first motor cover 144 is formed. do.

The plurality of first guide vanes 146 guide the air discharged from the first fan 132 to the first air passage 140a upward. Each of the plurality of first guide vanes 146 may be formed in a curved plate shape that is disposed to stand up 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 disposed to be spaced apart from each other. The plurality of first guide vanes 146 perform a function of guiding the air introduced into the first air passage 140a of the first air guide 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 . In addition, the rotation shaft of the first fan motor 134 may extend downward from the first fan motor 134 , pass through the bottom of the first motor cover 144 and be connected to the first hub 132a.

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 positioned downwardly spaced apart from the lower end of the first case 110 . In the space between the first case 110 and the base 180, the base suction part 114 is formed.

The air purifier 10 includes a partition device 160 provided between the first blower 100 and the second blower 200 . By the partition device 160 , the second blower 200 may be positioned to be spaced apart from the upper side of the first blower 100 .

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

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

The partition device 160 includes a first partition plate 162 and a second partition plate 164 disposed above the first partition plate 162 . The first partition plate 162 extends upwardly, and the second partition plate 164 extends downwardly. 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. A PCB device (not shown) may be disposed inside the partition device 160 .

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

The second blower further includes a support plate 170 supporting the second filter 220 of the second blower 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 from the inner circumferential surface toward the outer circumferential surface to be slightly inclined upward with respect to the axial direction.

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

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

The second filter 220 is also disposed on the second filter frame 222 in the second blower 200, and the description is the same as that described for the first filter 120 and the first filter frame 122 described above. 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 for rotating the second fan, and a second fan motor 234 for rotating the second fan. and 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 has a quadratic 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 is disposed above the second fan 232 and further includes a second blower guide 240 for guiding the air passing through the second fan 232 to the upper side. The second blowing guide 240 is disposed in the central portion of the second blowing body 242 and the second blowing body 242 having a cylindrical shape to form an external appearance, and the second fan motor 234 is inserted into a bowl shape. A plurality of second guide vanes ( 246). The second blowing body 242, the second motor cover 244, and the plurality of second guide vanes 246, the first blowing body 142, the first motor cover 144, the plurality of The first guide vane 146 has the same configuration and similar shape as that of the first guide vane 146 , and may perform the same function.

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

Referring to FIG. 3 , the second discharge cover 250 is disposed on the upper side of the second case 210 and has an outer circumferential surface 254 forming a cylindrical rim, and an outer circumferential surface 254 inside. It includes a guide base 256 disposed, and a plurality of second discharge grills 258 extending radially from the guide base 256 to the outer circumferential surface 254 .

The air purifier 10 is rotatably disposed on the guide base 256 and moves along the movement guider 260 supporting the arrangement of the circulator 300 and the movement guider 260 , the circulator 300 ) includes a moving device (mover, 270) for changing the inclination angle.

On the upper side of the guide base 256, the guide base 256 is rotatably disposed, the movement guider 260 for supporting the arrangement of the circulator 300 is disposed. The movement guide 260 is rotatably disposed on the upper side of the guide base 256 and supports the arrangement of the circulator 300 .

The guide base 256 has a disk shape, and the second discharge grill 258 is disposed around it. The movement guide 260 may be rotatably disposed on the guide base 256 . Inside the movement guider 260, a space is formed in which the movement gear 262 and the gear motor (not shown) are disposed.

The moving device 270 is coupled to the circulator 300 and moves along the movement guider 260 . The moving device 270 may change the inclination angle of the circulator 300 . The moving device 270 includes a guide plate 272 convexly formed toward the moving guide 260 . A gear rail 274 formed to mesh with the moving gear 262 is formed on the guide plate 272 .

The moving device 270 may cover a portion of the suction port 310a formed under the circulator 300 by being coupled to the lower surface of the circulator 300 . That is, the moving device 270 may reduce the flow rate of air sucked into the circulator 300 by covering a part of the suction port 310a formed under the circulator 300 .

The movement guide 260 is rotatably disposed on the guide base 256 . The movement guide 260 may be rotatably disposed at the center of the guide base 256 . By rotating based on the center of the movement guider 260 and the guide base 256, the direction in which the circulator 300 faces can be changed.

A rack gear 264 is disposed on a circumferential surface of one side of the movement guider 260 .

A pinion gear 266 rotating in engagement with the rack gear 264 and a motor 268 operating the pinion gear 266 may be disposed on one side of the second discharge grill 258 . The pinion gear 266 and the motor 268 may be disposed in a portion of an area where the plurality of second discharge grills 258 are disposed.

The second filter 220 may have a cylindrical shape in which upper and lower sides are opened. The second blower 200 further includes a second filter frame 222 forming a mounting space for the second filter 220 .

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

Hereinafter, a circulator according to the present embodiment will be described with reference to FIGS. 3 to 29 .

The circulator 300 has an inlet 310a and an outlet 320a formed therein, and may 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 circulator 300 may change the arrangement at the upper side of the second blower 200 , and may radially send air discharged upward by the second blower 200 .

6 to 7 , the circulator 300 includes a lower cover 310 forming an inlet 310a, an upper cover 320 forming an outlet 320a, and a lower cover 310 and A blower fan 330 disposed between the upper cover 320 and rotating to form an air flow, and disposed between the blower fan 330 and the lower cover 310, a motor for rotating the blower fan 330 ( 340 , and an inner cover 350 disposed below the blowing fan 330 , and disposed around the motor 340 .

In the circulator 300, the suction port 310a for introducing the air discharged from the second discharge port 252 of the second blower 200 is formed at the lower side, and the discharge port 320a for discharging the introduced air to the outside. Is formed on the upper side, and the case (310, 320) including an outer wall disposed on the outside between the suction port (310a) and the discharge port (320a); A plurality of blades ( a blowing fan 330 including 338; a motor 340 disposed under the hub 332 to rotate the blowing fan 330; It extends in the upper direction of the motor 340 and includes a motor shaft 342 connecting the motor 340 and the hub 332 .

The cases 310 and 320 of the circulator 300 may further include an outer cover 380 in a configuration including a lower cover 310 and an upper cover 320 . The outer wall of the case may be the discharge guider 322 or the outer cover 380 of the upper cover 320 to be described below.

6 to 7 , the circulator 300 includes a filter 400 filtering the air flowing to the inlet 310a formed in the lower cover 310 , the upper cover 320 and the blowing fan 330 . ) disposed between, the supporter 370 for supporting the upper cover 320, the outer cover 380 for covering the outer side of the discharge guider 322 of the upper cover 320, the supporter 370 It is disposed on the upper side, the air The operation of the purifier 10, or further includes a display 390 for displaying the status.

Blowing fan 330, a circular inlet (330a) is formed in the lower side, the upper side can be used a flow fan in which the annular discharge port (330b) is formed. The blower fan 330 sucks air through the suction port 330a formed at the lower side, and discharges the air through the discharge port 330b inclined upward in the radial direction. The suction port 330a of the blowing fan 330 is disposed above the lower cover 310 .

Referring to FIG. 3 , the blower fan 330 has a hub 332 to which a motor shaft 342 is coupled to the center, and a suction port 330a that is disposed to be spaced apart from the hub 332 and sucks air in the center. and a shroud 334 which is formed and a plurality of blades 338 disposed between the hub 332 and the shroud.

A plurality of blades 338 are provided between the hub 332 and the shroud 334 . The upper end of the blade 338 is coupled to the lower surface of the hub 332 , and the lower end is coupled to the upper surface of the shroud 334 . The plurality of blades 338 are arranged to be spaced apart from each other in the circumferential direction around the hub 332 .

The hub 332 includes an inner hub 332a formed to be concave upward to form a space in which the motor 340 disposed on the lower side is disposed, and the inner hub 332a extending in a radial direction and inclined upward. It includes an outer hub (332b).

The shroud 334 has a circular suction port 330a through which air is sucked in the central portion. The shroud 334 is disposed below the hub 332 . The shroud 334 is disposed to be spaced apart from the outer hub 332b downward. The shroud 334 has a shape extending upward toward the radial direction.

The blowing fan 330 includes a suction guider 336 protruding downward from the inner peripheral end of the shroud 334 . The suction guide 336, in the portion where the suction port 330a is formed, extends downward, and may have the same diameter at the top and bottom. A motor 340 and a housing 352 disposed around the motor 340 are disposed in the suction port 330a formed between the suction guides 336 .

Referring to FIG. 3 , the motor 340 is disposed below the blowing fan 330 , and is connected to the blowing fan 330 through a motor shaft 342 . The motor 340 is fixedly disposed below the hub 332 of the blower fan 330 . The motor 340 may be directly fixed to the lower cover 310 or may be indirectly fixed to the lower cover 310 through the inner cover 350 .

The motor 340 is disposed in a space formed downward by the inner hub 332a and is connected to the motor connector 333 of the inner hub 332a. The motor 340 includes a motor shaft 342 that extends upward and is connected to the hub 332 . The motor 340 is disposed above the lower cover 310 . The motor 340 is disposed above the lower plate 314 of the lower cover 310 to be described below. Accordingly, the motor 340 flows into the suction port 310a of the lower cover 310 and does not interfere with the flow of air flowing to the blowing fan 330 .

The motor 340 is disposed above the lower plate 314 of the lower cover 310, which will be described below. The motor 340 is disposed in the space below the inner hub 332a of the blowing fan 330 . The motor 340 may be disposed at the suction port 330a formed by the shroud 334 . The motor 340 may be disposed on the upper side of the lower plate 314 to prevent the occurrence of a vortex formed on the upper side of the suction port 310a covered by the lower plate 314 . The motor 340 may be fixedly disposed on the inner cover 350 to be described below.

3, 8 to 11, the lower cover 310 is spaced apart from the outer plate 312, the outer plate 312 in the radial direction disposed below the blowing fan 330, the motor ( A lower plate 314 covering the lower side of the 340, a first connection plate ( 316), is disposed in the suction port 310a formed between the lower plate 314 and the outer plate 312, and includes a plurality of ribs 318 connecting the lower plate 314 and the outer plate 312.

Referring to FIG. 3 , the outer plate 312 is disposed below the inner plate 358 of the inner cover 350 . The outer plate 312 has a shape extending upward toward the outer side in the radial direction. The outer plate 312 may have a curved shape, at least a portion of which is convex outwardly. In this curved shape, a portion of the air discharged upward rides the surface on which the outer plate 312 is formed, and the air flow can be formed in the direction in which the discharge port 320a of the circulator 300 faces.

Referring to FIG. 3 , the lower plate 314 covers the lower surface of the housing 352 . The lower plate 314 has a substantially circular shape and is connected to a moving device 270 for changing the arrangement of the circulator 300 downward. The lower plate 314 covers the center of the suction port 310a formed in the lower cover 310 . That is, due to the lower plate 314, the suction port 330a of the blowing fan 330 is closed in some areas.

The lower plate 314 may be disposed below the suction port 330a of the blowing fan 330 to prevent the flow of air flowing into the suction port 330a of the blowing fan 330 . In addition, by covering a part of the intake port 330a of the blowing fan 330, there may be a problem in that the air above the lower plate 314 may be vortexed. However, in the present invention, the motor 340 is disposed above the lower plate 314 to minimize the area in which the air can vortex inside the suction port 330a of the blower fan 330 .

In addition, a housing 352 surrounding the motor 340 is disposed on the upper side of the lower plate 314 , so that the housing 352 flows between the shroud 334 of the blowing fan 330 and the outer hub 332b. It can guide air.

Referring to FIG. 9 , the first connection plate 316 extends radially outward from one side of the lower plate 314 and is connected to the outer plate 312 . The first connection plate 316 may be coupled to the lower plate 314 and the moving device 270 .

The first connection plate 316 may be disposed below the second connection plate 362 . The first connection plate 316 is spaced apart from the second connection plate 362 of the inner cover 350 to be described below and the lower side of the side housing 357 . Between the first connection plate 316 and the second connection plate 362 , a space may be formed in which the electric wires 410 and 420 connected to the motor 340 or the display 390 are disposed.

Referring to FIG. 10B , the electric wires 410 and 420 are the first electric wires 412 and 422 extending from the second blower 200 and the second electric wires connected in a configuration disposed inside the circulator 300 . (414, 424). The first wires 412 and 422 extend into the space inside the circulator 300 through the wire hole 319b of the lower cover 310 . The second wires 414 and 424 are connected to the motor 340 or the display 390 disposed inside the circulator 300 .

The first wires 412 and 422 and the second wires 414 and 424 are connected to each other to supply power to the motor 340 or the display 390 or to transmit a signal. First adapters 413 and 423 coupled to the second wires 414 and 424 are disposed at the ends of the first wires 412 and 422 . At the ends of the second wires 414 and 424, second adapters 415 and 425 coupled to the first wires 412 and 422 are disposed.

The first adapters 413 and 423 and the second adapters 415 and 425 have a structure in which they are coupled and fixed to each other. When the first adapters 413 and 423 and the second adapters 415 and 425 are coupled, the first wires 412 and 422 and the second wires 414 and 424 are electrically connected to each other, so that the motor 340 or Power may be supplied to the display 390 .

The wires 410 and 420 may extend from the second blower 200 and be connected to the motor 340 and the display 390 inside the circulator 300 . The wires 410 and 420 may include a motor connection wire 410 connected to the motor 340 and a display connection wire 420 connected to the display 390 .

The motor connection wire 410 is coupled to the first motor connection wire 412 and the first motor connection wire 412 extending from the second blower 200 , and a first motor connection connected to the motor 340 . wire 412 is included. A first motor adapter 413 and a second motor adapter 415 are disposed at each end of the first motor connection wire 412 and the second motor connection wire 414 .

Similarly, the display connection wire 420 is coupled to the first display connection wires 410 and 420 and the first display connection wire 422 extending from the second blower 200 , and is connected to the display 390 . It includes a second display connection wire (424). A first display adapter 423 and a second display adapter 425 are disposed at each end of the first display connection wire 422 and the second display connection wire 424 .

10A and 10B, the first connection plate 316 has an adapter ( A mounting portion 317 to which 413 , 415 , 423 , 425 is fixed is disposed.

The fixing part 317 may fix the arrangement of the first adapters 413 and 423 and the second adapters 415 and 425 in the coupled state. Here, the state in which the first adapters 413 and 423 and the second adapters 415 and 425 are coupled means that the first adapters 413 and 423 and the second adapters 415 and 425 are fixedly coupled to each other, It may mean a state in which the first wires 412 and 422 and the second wires 414 and 424 are electrically connected.

The fixing part 317 includes seating surfaces 317a1 and 317b1 on which the first adapters 413 and 423 and the second adapters 415 and 425 in a coupled state are disposed, and the first adapters 413 and 423 in a coupled state. ) and the mounting protrusions 317a2 and 317b2 for guiding the second adapters 415 and 425 to be seated on the seating surfaces 317a1 and 317b1, and the first adapters 413 and 423 seated on the seating surfaces 317a1 and 317b1, and and fixing protrusions 317a3 and 317b3 for fixing the arrangement of the second adapters 415 and 425 .

The seating surfaces 317a1 and 317b1 may refer to surfaces formed inside the mounting protrusions 317a2 and 317b2 among surfaces formed on the first connection plate 316 of the lower cover 310 .

The mounting protrusions 317a2 and 317b2 may be disposed in contact with peripheral surfaces of the first adapters 413 and 423 and the second adapters 415 and 425 in a coupled state. Referring to FIG. 10B , the mounting protrusions 317a2 and 317b2 are in contact with the corners of the first adapters 413 and 423 and the second adapters 415 and 425 in a coupled state, from the lower cover 310 . It may be formed to protrude.

The fixing protrusions 317a3 and 317b3 are in contact with the circumferential surfaces of the first adapters 413 and 423 and the second adapters 415 and 425 in the coupled state, and the first adapters 413 and 423 or the second adapters ( 415, 425) may have a hook shape for fixing the upper end. Accordingly, the fixing protrusions 317a3 and 317b3 can prevent the first adapters 413 and 423 and the second adapters 415 and 425 seated on the seating surfaces 317a1 and 317b1 from moving in the vertical direction.

The first adapters 413 and 423 and the second adapters 415 and 425 seated on the seating surfaces 317a1 and 317b1 are 6 perpendicular to each other by the mounting projections 317a2 and 317b2 and the fixing projections 317a3 and 317b3. The direction can be fixed. Accordingly, even if the arrangement of the electric wires 410 and 420 is changed according to the arrangement of the circulator 300 , the electric wire connected to the motor 340 and the display 390 may be stably connected.

The fixing part 317 includes a first fixing part 317a fixing one side of the motor connection wire 410 and a second fixing part 317b fixing one side of the display connection wire 420 . The first fixing part 317a fixes the arrangement of the first motor adapter 413 and the second motor adapter 415 in the coupled state. The second fixing part 317b fixes the arrangement of the first display adapter 423 and the second display adapter 425 in the coupled state.

The first fixing part 317a includes a first seating surface 317a1 for fixing the disposition of the first motor adapter 413 and the second motor adapter 415, a first mounting protrusion 317a2, and a first fixing protrusion. (317a3). The second fixing part 317b includes a second seating surface 317b1 for fixing the disposition of the first display adapter 423 and the second display adapter 425, a second mounting projection 317b2, and a second fixing projection. (317b3).

In the present invention, the electric wire extending from the blowers 100 and 200 is not directly connected to the motor 340 and the display 390 disposed inside the circulator 300 , but an adapter disposed in the fixing unit 317 . connected through That is, the electric wire extending from the blowers 100 and 200 is extended and fixed to the fixing part 317 disposed on the circulator 300 , and through an adapter fixed to the fixing part 317 , the motor 340 . and the display 390 , respectively.

Accordingly, the electric wire connected to the inside of the circulator 300 whose arrangement is changed by the moving device 270 may be stably fixed, and may be stably connected to the motor 340 and the display 390 .

Referring to FIG. 9 , the lower cover 310 includes a side plate 319 extending in a vertical direction from a portion where the first connection plate 316 is adjacent to the outer plate 312 . The side plate 319 extends in a direction perpendicular to the first connection plate 316 at both ends of the first connection plate 316 . The side plate 319 extends in a vertical direction from the first connection plate 316 and is connected to the outer plate 312 .

In the side plate 319 , a wire hole 319b through which an electric wire extending from the blowers 100 and 200 passes is formed. A first fixing hole 319a in which the filter 400 mounted on the lower cover 310 is fixed is formed in the side plate 319 at the lower side of the lower cover 310 .

Referring to FIG. 9 , a second fixing hole 313b to which the filter 400 is fixed is formed in the outer plate 312 . The second fixing hole 313b is opened in a direction perpendicular to the first fixing hole 319a. 9 and 11 , the second fixing hole 313b is opened in the vertical direction, and the first fixing hole 319a is opened in a direction perpendicular to the second fixing hole 313b.

Referring to FIG. 8 , an upper rib 313 for fixing the arrangement of the inner cover 350 disposed on the upper side is formed inside the outer plate 312 . The upper rib 313 is formed along the inner circumferential surface of the outer plate 312 . The upper rib 313 may have a substantially circular shape when viewed from above.

Referring to FIG. 8 , a fastening part 313a fastened to the inner cover 350 is disposed inside the outer plate 312 at a portion formed in the upper rib 313 . Inside the outer plate 312, a switch 311 for detecting whether or not the outer cover 380, which will be described below, is installed is disposed. The switch 311 may be disposed at a portion where the upper rib 313 is formed inside the outer plate 312 . The upper rib 313 may provide a space in which the switch 311 is disposed in a region where the switch 311 is disposed.

A filter 400 may be disposed in a portion where the suction port 310a of the lower cover 310 is formed. The filter 400 may be mounted on the lower cover 310 to filter the air flowing into the inlet 310a of the lower cover 310 .

The filter 400 is disposed at the intake port 310a of the lower cover 310 . The filter 400 is detachably mounted to the lower cover 310 . The filter 400 has a mesh shape and filters foreign substances in the air flowing to the suction port 310a.

Referring to FIG. 12 , in the filter 400 , a plurality of rigidity reinforcing ribs 402 are disposed to cross each other, and a mesh-shaped pre-filter is disposed therebetween.

13 to 14 , the filter 400 includes a first fixing protrusion 404 inserted into the first fixing hole 319a of the lower cover 310 and a first fixing protrusion 404 inserted into the second fixing hole 313b of the lower cover 310 . 2 includes a fixing protrusion 406 . The first fixing protrusion 404 and the second fixing projection 406 are formed in a direction perpendicular to each other.

Referring to FIG. 3 , the inner cover 350 is disposed below the blowing fan 330 and forms a space in which the motor 340 is disposed. Referring to FIG. 15 , an inlet 350a through which air flows to the inlet 330a of the blowing fan 330 is formed in the inner cover 350 . A plurality of grills 364 are disposed in the suction port 350a formed in the inner cover 350 . The plurality of grills 364 are arranged to cross each other in a vertical direction.

The inner cover 350 is fastened to the lower cover 310 from the upper side of the lower cover 310 . The inner cover 350 is fastened to the lower cover 310 through the plurality of first fastening holes 365a. Accordingly, the inner cover 350 may be coupled to the lower cover 310 to be fixedly disposed above the lower cover 310 .

The inner cover 350 may be rotatably mounted on one side to the supporter 370 to be described below, and fastened with a fastening member (not shown) on the other side.

15 , the inner cover 350 is a housing 352 forming a space in which the motor 340 disposed below the blower fan 330 is disposed, and is spaced apart from the housing 352 in a radial direction outward. , the inner plate 358 disposed below the shroud 334, the grill 364 disposed in the suction port 350a formed between the inner plate 358 and the housing 352, the inner peripheral end of the inner plate 358 It includes a bell mouse 360 protruding upward from the.

15 , the inner cover 350 includes a second connection plate 362 connecting the housing 352 and the inner plate 358 across the suction port 350a formed in the inner cover 350 . include more The second connection plate 362 extends radially outward from the housing 352 and is connected to the inner plate 358 . The suction port 350a formed in the inner cover 350 may have a ring shape partially closed by the second connection plate 362 .

Referring to FIG. 3 , the housing 352 forms a space in which the motor 340 is disposed. The housing 352 may be disposed above the lower plate 314 of the lower cover 310 to be described below, and may guide air flowing into the suction port 310a of the lower cover 310 . The housing 352 may prevent vortex generation occurring above the lower plate 314 . The housing 352 may be disposed to extend from the upper side of the lower plate 314 to the upper side, and may guide air flowing into the suction port 310a of the lower cover 310 .

The housing 352 includes an upper housing 354 disposed below the inner hub 332a of the blower fan 330 , and a lower housing 356 disposed below the upper housing 354 .

The upper housing 354 is disposed as a lower space formed by the inner hub 332a. The upper housing 354 may have a cylindrical shape with a hollow inside and an open lower side. A hole 353 through which the motor shaft 342 of the motor 340 passes is formed on the upper surface of the upper housing 354 .

The lower housing 356 has a larger diameter than the upper housing 354 and extends downward. The circumferential surface of the lower housing 356 may guide the air flowing upward through the suction port 350a of the inner cover 350 in the direction of the outer hub 332b.

The lower housing 356 is formed to protrude in a direction in which the suction port 350a of the inner cover 350 is not formed, and a side housing ( 357) can be formed. The side housing 357 is disposed above the fixing part 317 of the first connection plate 316 is disposed. The side housing 357 forms a space in which the adapter mounted on the lower cover 310 is disposed. The side housing 357 is disposed above the first connection plate 316 , and does not interfere with the flow of air flowing to the inlet 310a of the lower cover 310 .

The motor 340 may be fastened to the lower housing 356 with a separate fastening member (not shown). The motor 340 is fixedly disposed on the housing 352 . The motor 340 may be spaced apart from the lower housing 356 upwardly.

The upper housing 354 may be disposed in a space in which the inner hub 332a is formed to be convex upwardly and downwardly. The diameter of the upper housing 354 is formed shorter than the diameter formed by the inner peripheral end of the outer hub (332b).

Referring to FIG. 3 , the inner plate 358 forms a space in which the lower portion of the blowing fan 330 is accommodated. The inner plate 358 forms an inlet 350a through which air is introduced to the inside of the blowing fan 330 . The inner plate 358 is disposed below the shroud 334 of the blowing fan 330 .

Referring to FIG. 3 , a bell mouth 360 protruding upward from a portion adjacent to the suction port 350a of the inner cover 350 is disposed on the inner plate 358 . The bell mouth 360 is formed to protrude upward from the inner peripheral end of the inner plate 358 .

The bell mouth 360 has a ring shape and is spaced apart from the outside of the suction guider 336 of the shroud 334 . The bell mouse 360 may guide the air flowing into the suction port 350a of the inner cover 350 to the suction port 330a of the blowing fan 330 .

The bell mouth 360 may be disposed substantially parallel to the suction guider 336 of the shroud 334 . The upper end of the bell mouse 360 is formed higher than the lower end of the suction guider 336 . The bell mouth 360 is disposed radially outside the suction guider 336 . The diameter (360D) of the bell mouth (360) is formed larger than the diameter (336D) of the suction guider (336).

Referring to FIG. 3 , the lower cover 310 is disposed below the motor 340 and the inner cover 350 . The lower cover 310 covers the lower side of the blowing fan 330 and the motor 340 . In the lower cover 310 , a suction port 310a through which external air is sucked is formed below the suction port 350a formed in the inner cover 350 .

15 , the inner cover 350 includes an edge plate 365 extending radially outward from the outer peripheral end of the inner plate 358 , and a guide extending upward from the outer peripheral end of the inner plate 358 . and ribs 367 .

The edge plate 365 may have a flat plate shape of a ring shape. The edge plate 365 may be formed so that the outer peripheral end protrudes upward. The edge plate 365 and the guide rib 367 may be combined with the outer frame 372 of the supporter 370 to be described below to form a space in which the electric wire is disposed inside.

Referring to FIG. 16 , a first fastening hole 365a fastened to the fastening part 313a of the lower cover 310 by a separate fastening member (not shown) is formed in the edge plate 365 . The first fastening hole 365a is disposed at a position corresponding to the fastening part 313a of the lower cover 310 .

Referring to FIG. 16 , a second fastening hole 365b fastened to one side of the supporter 370 is formed in the edge plate 365 . The edge plate 365 includes a hinge 366 rotatably coupled to the supporter 370 . The hinge 366 includes a pair of hinge protrusions 366a that are rotatably coupled to the supporter 370, and between the pair of hinge protrusions 366a, a wire hole 366b through which an electric wire passes is formed. do.

In the edge plate 365 , a switch hole 365c opened to the upper side of the switch 311 disposed on the lower cover 310 is formed.

The inner cover 350 is rotatably connected to the supporter 370 by a hinge 366 disposed on one side of the edge plate 365, and the inner cover 350 through a second fastening hole 365b formed on the other side. ) can be combined with

The second connection plate 362 is spaced apart from the first connection plate 316 upward by a predetermined interval. Between the first connection plate 316 and the second connection plate 362, a space in which the wires 410 and 420 are disposed is formed.

The inner plate 358 is spaced apart from the outer plate 312 upward by a predetermined interval. A space in which the display connection wire 420 is disposed is formed between the inner plate 358 and the outer plate 312 .

The supporter 370 is disposed above the blowing fan 330 . The supporter 370 is detachably mounted on the upper side of the lower cover 310 . The supporter 370 may be directly mounted on the lower cover 310 or indirectly mounted on the lower cover 310 through the inner cover 350 .

The supporter 370 is detachably mounted to the inner cover 350 . The supporter 370 is rotatably mounted with the inner cover 350 on one side, and is fastened with the inner cover 350 through a separate fastening member (not shown) on the other side.

The supporter 370 is coupled to the upper cover 320 upwardly. The supporter 370 is formed with a loop 373 for fixing the arrangement of the upper cover 320 on one side, and is fastened with the upper cover 320 by a separate fastening member (not shown) on the other side. A hole 377a is formed.

17 to 18 , the supporter 370 includes a ring-shaped outer frame 372 disposed on the upper end of the inner plate 358 of the inner cover 350 and the upper side of the hub 332 of the blower fan 330 . It includes a disc-shaped upper plate 374, the outer frame 372 and the upper plate 374 are connected to the upper plate 374, and a connection frame 376 for supporting the upper plate (374).

Referring to FIG. 18 , the outer frame 372 has a ring shape and is disposed above the upper end of the inner plate 358 . The outer frame 372 is connected to the inner cover 350 . The outer frame 372 is connected to the lower cover 310 through the inner cover 350 .

The outer frame 372 has a 'C'-shaped cross section that is opened downward. A space in which electric wires are disposed may be formed between the outer frame 372 and the inner plate 358 .

Referring to FIG. 19 , a corresponding hinge 372a rotatably fixed to the hinge 366 of the inner cover 350 is disposed on the outer frame 372 . The corresponding hinge 372a is rotatably connected to each of the pair of hinge protrusions 366a on the inner cover 350, and the inner side forms a space through which the electric wire passes.

Referring to FIG. 18 , the outer frame 372 has a second fastening hole 365b of the inner cover 350 and a third fastening hole 372b fastened with a separate fastening means. The third fastening hole 372b is spaced apart from the corresponding hinge 372a in the opposite direction. A pair of third fastening holes 372b fastened to the second fastening holes 365b of the inner cover 350 are formed in the outer frame 372 , and the pair of third fastening holes 372b are, It is disposed between the two second connection frames 378 to be described.

Referring to FIG. 18 , a ring 373 for fixing one side of the upper cover 320 disposed on the upper side of the supporter 370 is disposed in the outer frame 372 . A pair of rings 373 spaced apart from each other along the upper side of the outer frame 372 may be disposed. The pair of rings 373 may be disposed between the pair of third fastening holes 372b. The pair of rings 373 protrude upward from the upper surface of the outer frame 372 to form a space into which the insertion protrusion 322a of the upper cover 320 is inserted.

Referring to FIG. 18 , a fourth fastening hole 377a for fixing the other side of the upper cover 320 is formed in the connection frame 376 disposed at a distance of the ring 373 . The other side of the upper cover 320 may be fastened with a separate fastening means (not shown).

A fourth fastening hole 377a for fastening the upper cover 320 is formed in the connection frame 376 disposed in the opposite direction to the ring 373 disposed on the outer frame 372 .

In the outer frame 372 , a switch hole 378a opened in the vertical direction from the upper side of the switch 311 disposed on the lower cover 310 is formed. The switch hole 378a is formed in a portion where the second connection frame 378, which will be described below, is disposed.

Referring to FIG. 20 , the switch hole 378a is formed at the lower end of the second connection frame 378 . In the outer frame 372, a space is formed in which the second protrusion 384 of the outer cover 380, which will be described below, is disposed at the portion where the switch hole 378a is formed. A fixing part 378b for fixing the upper side of the second protrusion 384 of the outer cover 380 at one side of the switch hole 378a is disposed in the outer frame 372 . The second protrusion 384 of the outer cover 380 is inserted into the switch hole 378a, presses one end of the switch 311, is disposed below the fixing part 378b, and the outer cover 380 is disposed. can be fixed.

Referring to FIG. 18 , the upper plate 374 has a disk shape and is disposed to cover the upper side of the hub 332 . The upper plate 374 may support the display 390 disposed on the upper side. The upper plate 374 has a smaller diameter than the outer frame 372 and is disposed above the outer frame 372 .

The connection frame 376 may connect the outer frame 372 and the upper plate 374 and support the upper plate 374 .

The connection frame 376 is connected from the outer frame 372 to the upper plate 374, and a first connection frame 377 that forms a space in which an electric wire extending upwardly of the upper plate 374 is disposed, and the outer frame It is connected to the upper plate 374 at 372 and includes a second connection frame 378 for supporting the upper plate 374 .

Referring to FIG. 19 , a fourth fastening hole 377a fastened to the upper cover 320 is formed on one side of the first connection frame 377 . The first connection frame 377 is formed above the corresponding hinge 372a disposed on the outer frame 372 . In the upper plate 374, a portion to which the first connection frame 377 is connected, a wire hole 375 through which an electric wire passes is formed.

At both lower sides of the lower end of the first connection frame 377, mounting holes 377b into which the body protrusions 379a1 of the cover frame 379 to be described below are inserted are formed.

Referring to FIG. 3 , the circulator 300 further includes a cover frame 379 disposed below the first connection frame 377 to cover the electric wires disposed below the first connection frame 377 . can do. The cover frame 379 may be detachably mounted on the lower side of the first connection frame 377 . The cover frame 379 is disposed on the lower side of the first connection frame 377 to prevent the electric wires disposed under the first connection frame 377 from interfering with the blower fan 330 .

Referring to FIG. 21 , the cover frame 379 is disposed below the first connection frame 377 and includes a frame body 379a forming a space in which the wires 410 and 420 are disposed, and the frame body 379a. It is bent at the top, and includes a top fixing part (379b) fixed to the upper plate (374). The upper end fixing part 379b is disposed in the wire hole 375 of the upper plate 374 . At an end of the upper end fixing part 379b, an upper protrusion 379b1 is disposed on the upper side of the upper plate 374 to fix the upper end of the cover frame 379.

The frame body (379a) has a 'C' shape in cross section, and from the side, a body protrusion 379a1 protruding to be fixed to the first connection frame 377 is formed.

Referring to FIG. 22 , the upper cover 320 includes a cylindrical discharge guider 322 forming an exterior, a connecting ring 324 spaced apart from the discharge guider 322 in a radial direction and having a ring shape, and a discharge It includes a plurality of vanes 326 disposed in the annular outlet 320a formed between the guider 322 and the connecting ring 324 and guiding the air flowing by the blower fan 330 upwardly.

Referring to FIG. 23 , the discharge guider 322 forms an annular discharge port 320a on the inside. The discharge guider 322 has a cylindrical shape and extends upward so that the air discharged from the blowing fan 330 flows upward. The discharge guider 322 may have a shape in which the thickness in the radial direction decreases from the bottom to the top. Accordingly, the diameter 332D formed by the inner peripheral end of the discharge guider 322 may increase from the lower side to the upper side.

The upper cover 320 is inserted into the supporter 370 from one side, is fastened to the supporter 370 from the other side, and is fixed to the upper side of the supporter 370 . The upper cover 320 includes an insertion protrusion 322a inserted into one side of the supporter 370 , and a fifth fastening hole 323a fastened to the supporter 370 is formed at the other side of the supporter 370 .

24, the discharge guider 322 has an insertion protrusion 322a inserted into the ring 373 formed on the outer frame 372 of the supporter 370 to fix the arrangement of the upper cover 320. are placed The insertion protrusion 322a is formed to protrude radially outward from the lower end of one side of the outer circumferential surface of the discharge guider 322 . A pair of insertion protrusions 322a may be provided to correspond to a pair of rings 373 formed on the outer frame 372 .

Referring to FIG. 25 , in the discharge guider 322 , a fifth fastening hole 323a fastened with a separate fastening member (not shown) is formed on one side of the supporter 370 . The fifth fastening hole 323a is formed in the opposite direction in which the insertion protrusion 322a is disposed. Accordingly, by inserting the insertion protrusion 322a of the upper cover 320 into the ring 373 of the supporter 370, the arrangement of the upper cover 320 is fixed, and the fifth fastening hole 323a of the upper cover 320 is inserted. ) and the fourth fastening hole 377a of the supporter 370 by a separate fastening member, the upper cover 320 can be fastened to the supporter 370 .

Referring to FIG. 23 , on the outer periphery of the discharge guider 322 , vertical ribs 328 that protrude outward in the radial direction and reinforce the rigidity of the upper cover 320 are disposed. The vertical ribs 328 are spaced apart from the outer circumference of the discharge guider 322 in the circumferential direction.

Referring to FIG. 25 , a fixing groove 323b for limiting movement of the first protrusion 382 of the outer cover 380 is formed in the upper cover 320 . In the upper cover 320, around the fifth fastening hole 323a, a protrusion 323 protruding outward in the radial direction is disposed, and at the lower side of the protrusion 323, the movement of the first protrusion 382 is restricted. A fixing groove 323b is formed.

Referring to FIG. 23 , the connecting ring 324 may be disposed at a position where the discharge guider 322 is formed at an upper end. The connecting ring 324 may be disposed to contact the supporter 370 to be described below. An annular discharge port 320a may be formed between the connecting ring 324 and the discharge guider 322 .

The plurality of vanes 326 may be respectively connected to the discharge guider 322 and the connecting ring 324, and may be spaced apart from each other in the circumferential direction. Each of the plurality of vanes 326, the outer end is connected to the lower end of the discharge guider 322, the inner end is connected to the connecting ring (324). Accordingly, each of the plurality of vanes 326 may have a shape extending upward toward the center of the blowing fan 330 . Referring to FIG. 26 , the plurality of vanes 326 has a lower portion 326a forming an inclined surface in the vertical direction to offset the rotational component of the air flowing by the blowing fan 330 , and the upper side of the lower portion 326a The upper portion 326b disposed on may form a straight surface parallel to the vertical direction.

Referring to FIG. 27 , the outer cover 380 is disposed on the outer periphery of the discharge guider 322 of the upper cover 320 . The outer cover 380 has a cylindrical shape opened in the vertical direction.

The outer cover 380 is in contact with the supporter 370 from one side and the upper cover 320 from the other side so that the arrangement is fixed. The outer cover 380 is in contact with the fixing part 378b of the supporter 370 from one side, and in contact with the protrusion 323 of the upper cover 320 from the other side, so that the arrangement is fixed.

Referring to FIG. 28 , the outer cover 380 is disposed to protrude inward from the inner surface of the outer cover 380, and a first protrusion ( 382 , and a second protrusion 384 disposed to protrude inward from the inner surface of the outer cover 380 , and contacting the supporter 370 to fix the arrangement of the outer cover 380 .

That is, the outer cover 380, the first protrusion 382 disposed on the inside is inserted into the fixing groove 323b formed in the protrusion 323 of the upper cover 320, and the second protrusion 382 disposed on the inside 384) is disposed below the fixing portion 378b of the supporter 370, the arrangement of the outer cover 380 may be fixed.

Referring to FIG. 29 , the outer cover 380 is disposed to protrude inward from the inner surface of the outer cover 380 , and includes a first protrusion 382 for fixing the arrangement of the supporter 370 . The first protrusion 382 is inserted into the fixing groove 323b of the upper cover 320 when the outer cover 380 is mounted around the upper cover 320 to fix the arrangement of the outer cover 380 . .

Referring to FIG. 30 , the outer cover 380 includes a second protrusion 384 disposed to protrude inward from the inner surface of the outer cover 380 and pressing the switch 311 disposed on the lower cover 310 . do. The second protrusion 384 presses the switch 311 when the outer cover 380 is mounted on the lower cover 310 . The outer cover 380 includes two second protrusions 384 for pressing each of the two switches 311 disposed on the lower cover 310 .

When the second protrusion 384 presses the switch 311 disposed on the lower cover 310, the second protrusion 384 is disposed below the fixing part 378b of the supporter 370, and the outer cover 380 ) can be fixed.

At the upper end of the outer cover 380, an upper protrusion 386 that protrudes inwardly and contacts the upper end of the upper cover 320 is formed. The upper protrusion 386 is bent at the upper end of the outer cover 380 and extends radially inward. The upper protrusion 386 may be disposed in contact with the upper side of the upper end of the upper cover 320 .

6 to 7 , the display 390 is disposed above the upper plate 374 . The display 390 may include a touch panel to receive a user's command. The display 390 may display, to the user, the operating state of the air purifier 10 or environmental information of the indoor space.

The display 390 may be connected to the printed circuit board 392 , and the second display connection wire 424 may be connected to the printed circuit board 392 . That is, the display 390 may be connected to the second display connection wire 424 through the printed circuit board 392 .

The printed circuit board 392 is disposed below the display 390 . The printed circuit board 392 may be disposed above the upper plate 374 .

Hereinafter, the arrangement of electric wires disposed inside the circulator 300 will be described with reference to FIGS. 31 and 32 .

The first wires 412 and 422 extending from the blower 200 extend into the space between the inner cover 350 and the lower cover 310 through the wire hole 319b formed in the lower cover 310 . . The first wires 412 and 422 are coupled to the second wires 414 and 424 in the space between the inner cover 350 and the lower cover 310 . The first wires 412 and 422 and the second wires 414 and 424 in the coupled state are fixed to the fixing part 317 formed in the lower cover 310 .

The fixing part 317 is disposed on the first connection plate 316 of the lower cover 310 . The fixing part 317 is disposed below the side housing 357 of the inner cover 350 .

The first motor adapter 413 disposed at the end of the first motor connection wire 412 and the second motor adapter 415 disposed at the end of the second motor connection wire 414 to the first fixing part 317a are is fixedly placed The second motor connection wire 414 has one side fixed to the first fixing part 317a and the other side connected to the motor 340 . The second motor connection wire 414 is connected to the motor 340 fixedly disposed inside the housing 352 . Accordingly, the second motor connection wire 414 has one end fixed to the first fixing unit 317a and the other end fixed to the motor 340 , thereby supplying stable power to the motor 340 .

The first display adapter 423 disposed at the end of the first display connection wire 422 and the second display adapter 425 disposed at the end of the second display connection wire 424 are provided to the second fixing part 317b. is fixedly placed The second display connection wire 424 has one side fixed to the second fixing part 317b. The second display connection wire 424 passes through the space between the first connection plate 316 and the second connection plate 362 and the space between the inner plate 358 and the outer plate 312 through the supporter 370 . is extended to

The second display connection wire 424 passes through the wire hole 366b formed on one side of the edge plate 365 of the inner cover 350 and extends to the supporter 370 . The second display connection wire 424 extends between the first connection frame 377 and the cover frame 379 of the supporter 370, and through the wire hole 375 formed in the upper plate 374, the upper plate ( 374) is connected to the display 390 through the printed circuit board 392 disposed on the upper side.

In the above, preferred embodiments of the present invention have been illustrated and described, but the present invention is not limited to the specific embodiments described above, and in the technical field to which the present invention pertains without departing from the gist of the present invention as claimed in the claims. Various modifications may be made by those of ordinary skill 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 device
110: first case 120: first filter
132: first fan 160: partition device
180: base 200: second blower
210: second case 220: second filter
232: second fan 250: second discharge cover
270: mobile device 300: circulator
310: lower cover 312: outer plate
313: upper rib 314: lower plate
316: first connection plate 320: upper cover
322: discharge guider 324: connecting
326: plurality of vanes 330: blowing fan
332: hub 334: shroud
338: blade 340: motor
342: motor shaft 350: inner cover
352: housing 358: inner plate
362: second connection plate 365: edge plate
366: hinge 370: inner cover
372: outer frame 374: upper plate
376: connection frame 377: first connection frame
378: second connection frame 380: outer cover
382: first projection 384: second projection
386: upper projection 390: display
400 : filter

Claims (20)

a blower for discharging air in an upward direction; and
a circulator movably disposed on the upper side of the blower to adjust a wind direction of the air discharged from the blower;
a moving device connected to the circulator and the blower to change a position of the circulator; and
and a wire extending from the blower and connected to the inside of the circulator,
The circulator is
a lower cover coupled to the moving device, forming a suction port, and having a wire hole through which an electric wire extending from the blower passes to one side;
an upper cover disposed above the lower cover and forming a discharge port;
a blowing fan rotatably disposed between the lower cover and the upper cover;
a motor disposed between the lower cover and the blowing fan and rotating the blowing fan;
An air purifier having a fixing part disposed on the lower cover for fixing one side of a wire extending from the blower and connected to the motor. The method of claim 1,
The wire is
a first wire extending from the blower and having a first adapter disposed at an end thereof;
a second electric wire connected to the motor and having a second adapter coupled to the first adapter at an end thereof;
The fixing part is an air purifier for fixing the first adapter and the second adapter. 3. The method of claim 2,
The fixing unit may include fixing the first adapter and the second adapter in a coupled state to the lower cover. 3. The method of claim 2,
The fixing part,
a seating surface on which the first adapter and the second adapter in a coupled state are disposed;
a mounting protrusion for guiding the first adapter and the second adapter in a coupled state to be seated on the seating surface;
and a fixing protrusion for fixing the arrangement of the first adapter and the second adapter seated on the seating surface. 5. The method of claim 4,
The fixing protrusion has a hook shape for fixing upper ends of the first adapter and the second adapter. 5. The method of claim 4,
The mounting protrusion is formed to protrude from the lower cover so as to come into contact with edge portions of the first adapter and the second adapter in a coupled state. The method of claim 1,
The air purifier further comprising an inner cover disposed between the lower cover and the blowing fan, the inner cover for fixing the arrangement of the motor. 8. The method of claim 7,
The inner cover,
a housing forming a space in which the motor is accommodated and fixing the arrangement of the motor;
It is spaced apart from the housing and includes an inner plate coupled to the lower cover,
The housing includes a side housing that forms a space in which the fixing protrusion is disposed. 9. The method of claim 8,
The lower cover,
a lower plate covering the lower side of the motor;
an outer plate spaced apart around the lower plate and disposed below the inner plate and connected to the inner plate;
A first connection plate connecting the lower plate and the outer plate,
The fixing part is an air purifier disposed above the first connection plate. 10. The method of claim 9,
The lower cover further includes side plates extending in a direction perpendicular to the first connection plate from both ends of the first connection plate,
An air purifier having a wire hole through which an electric wire extending from the blower passes is formed in the side plate. 10. The method of claim 9,
The inner cover,
and a second connection plate connecting the housing and the inner plate and disposed above the first connection plate. 12. The method of claim 11,
The second connection plate is spaced upwardly from the first connection plate,
The inner plate is an air purifier that is spaced upwardly from the outer plate. The method of claim 1,
The circulator is
a supporter disposed between the blowing fan and the upper cover and supporting the upper cover;
and a display disposed on the upper side of the supporter and displaying the operation or state of the air purifier,
The electric wire includes a motor connection wire extending from the blower device and connected to the motor, and a display connection wire extending from the blower device and connected to the display,
The fixing unit includes a first fixing portion for fixing one side of the motor connection wire and a second fixing portion for fixing one side of the display connection wire. 14. The method of claim 13,
The supporter is
a ring-shaped outer frame connected to the inner cover;
a disk-shaped upper plate disposed on the upper side of the blowing fan and on which the display is disposed;
An air purifier comprising a plurality of connecting frames connecting the outer frame and the upper plate and supporting the upper plate. 15. The method of claim 14,
The plurality of connection frames, the air purifier comprising a first connection frame forming a space in which the electric wire extending above the upper plate is disposed. 16. The method of claim 15,
The circulator is disposed below the first connection frame, the air cleaner further comprising a cover frame to cover the electric wire disposed below the first connection frame. 17. The method of claim 16,
The cover frame is
a frame body disposed under the first connection frame and forming a space in which the electric wire is disposed;
It is bent at the upper end of the frame body and includes an upper fixing part fixed to the upper plate,
The frame body has a 'C' shape in cross section, and from the side, an air purifier in which a body protrusion protruding to be fixed to the first connection frame is formed. 15. The method of claim 14,
The inner cover includes a hinge rotatably coupled to the supporter,
A corresponding hinge rotatably fixed to the hinge of the inner cover is disposed on the outer frame. 19. The method of claim 18,
The hinge includes a pair of hinge protrusions rotatably coupled to the supporter, and between the pair of hinge protrusions, a wire hole through which the electric wire passes is formed. 20. The method of claim 19,
An air purifier in which a wire hole through which the wire passes is formed in the upper plate at a portion where the first connection frame is connected.

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