TW201804085A - Air blower - Google Patents

Abstract

An air cleaner (110) is provided with a plurality of sirocco fans (31) disposed apart from each other and a support case (12) that integrally supports the plurality of sirocco fans (31). Each of the sirocco fans (31) has: a plurality of blades that are disposed apart from each other in the circumferential direction; a motor that rotates the blades; and a casing which has formed therein a suction port (32) through which air is sucked in from the axial direction of a rotation center axis (101) of the blades associated with the rotation of the blades, and a blowout port (33) through which air is blown out in a radial direction of the rotation center axis (101) of the blades. This configuration provides an air blower that satisfies a variety of design requirements with a simple structure.

Description

Blower

The invention relates to a blower.

For example, Japanese Laid-Open Patent Publication No. 2011-89444 discloses an ultra-thin laminar laminar blower that generates a laminar flow from an arbitrary plane and has a light weight structure and can be driven with less energy (Patent Document 1). . In the laminar flow fan disclosed in Patent Document 1, an in-cylinder type electric fan having a rotating shaft that does not exceed the leading edge and the trailing edge of the rotating blade is disposed at equal intervals in a two-dimensional plane. An electric voltage is applied to each electric fan by electrically paralleling the electric fans.

Patent Document 1: Japanese Laid-Open Patent Publication No. 2011-89444

As a blower using a telecentric fan (a multi-blade fan or a turbo fan) which has a high static pressure and exhibits excellent performance with respect to pressure loss, for example, an air cleaner is known. In such an air cleaner, various design requirements such as the overall shape or size (thinness), air suction direction, blowing direction, air blowing capability, positional relationship between the fan and the screen or the ion generating device must be satisfied.

Further, the type of use of the blower such as the overall shape and size of the blower, the direction in which the air is sucked, and the direction in which the blower is sought by the user may vary depending on the location or purpose of the blower, the preference of the user, and the like. Therefore, it is desired to realize a blower that can easily respond to changes in the use form pursued by the user.

Accordingly, it is an object of one aspect of the present invention to provide a blower that solves the above problems and that satisfies various design requirements with a simple configuration. Further, another object of the present invention is to provide a blower that can solve the above problems and can easily respond to changes in the use form pursued by the user.

A blower according to an aspect of the present invention includes: a plurality of telecentric fans that are disposed apart from each other; and a support portion that integrally supports a plurality of telecentric fans. The telecentric fan includes a plurality of blade portions that are spaced apart from each other in the circumferential direction, a motor that rotates the plurality of blade portions, and a casing that is formed to be sucked from the axial direction of the rotation center axis of the blade portion in association with the rotation of the blade portion. The air suction port and the air outlet for blowing the air in the radial direction of the rotation center axis of the blade portion.

Further, it is preferable that the plurality of telecentric fans include a first telecentric fan and a second telecentric fan whose outlets are opened in different directions.

Further, preferably, a plurality of telecentric fans are arranged on a plane. Further, preferably, the plurality of telecentric fans are arranged such that the central axis of rotation of the blade portion is parallel to each other between the plurality of telecentric fans.

Further, preferably, the plurality of telecentric fans include a third telecentric fan and a fourth telecentric fan whose rotation center axes of the blade portions are not parallel to each other.

Further, preferably, the plurality of telecentric fans are arranged on the sides or on the circumference of the rectangle. A blower according to another aspect of the present invention includes a plurality of fan units. The fan unit includes: a telecentric fan; at least one of a filter through which air can pass and an ion generating device that generates ions; and a support portion that integrally supports at least one of the telecentric fan and the filter and the ion generating device. The telecentric fan includes: a plurality of blade portions which are spaced apart from each other in the circumferential direction; a motor that rotates the plurality of blade portions; and a casing that is formed to be sucked from the axial direction of the rotation center axis of the blade portion in association with the rotation of the blade portion The air suction port and the air outlet for blowing the air in the radial direction of the rotation center axis of the blade portion.

Further, preferably, the plurality of fan units are configured to be connectable to each other.

According to an aspect of the present invention, it is possible to provide a blower which is simple in construction and satisfies various design requirements. Further, according to another aspect of the present invention, it is possible to provide a blower that can easily respond to changes in the form of use pursued by the user.

An embodiment of the present invention will be described with reference to the drawings. In the following drawings, the same or corresponding components are denoted by the same reference numerals.

(Embodiment 1) Fig. 1 is a perspective view showing an air cleaner according to Embodiment 1 of the present invention. Fig. 2 is a cross-sectional view showing the air cleaner viewed in the direction of arrows in the line II-II in Fig. 1. Fig. 3 is a cross-sectional view showing the air cleaner viewed from the arrow direction on the line III-III in Fig. 1;

Referring to FIGS. 1 through 3, the air cleaner 110 has a plurality of multi-blade fans 31 and a support box 12. A plurality of multi-blade fans 31 are disposed apart from each other. The support box 12 is provided to integrally support a plurality of multi-blade fans 31.

The support box 12 has a rectangular parallelepiped shape with one opening. The support box 12 has a first side portion 13, a second side portion 14, a third side portion 15, a fourth side portion 16, and a bottom portion 17. The first side portion 13 , the second side portion 14 , the third side portion 15 , and the fourth side portion 16 are provided to stand from the four sides of the bottom portion 17 . The support box 12 has a flat plate shape in which the upright directions of the side portions are in the thickness direction.

The first side portion 13, the second side portion 14, the third side portion 15, and the fourth side portion 16 are sequentially arranged along the four sides of the bottom portion 17. The second side portion 14 and the fourth side portion 16 have a length larger than that of the first side portion 13 and the third side portion 15 in the wrapping direction.

A plurality of multi-blade fans 31 are disposed in the support box 12. A plurality of multi-blade fans 31 are placed on the bottom portion 17. The plurality of multi-blade fans 31 are integrally supported by, for example, being screwed to the bottom portion 17.

In the present embodiment, as the plurality of multi-blade fans 31, multi-blade fans 31A, 31B, 31C, 31D, 31E, 31F, 31G, 31H, 31I, 31J, 31K, 31L are provided. The multi-blade fans 31A to 31L are arranged side by side on the sides of the rectangle. The multi-blade fans 31A to 31L are arranged along the four sides of the bottom portion 17.

More specifically, the multi-blade fan 31L is provided at a corner portion of the first side portion 13 and the second side portion 14 . The multi-blade fan 31D is provided at a corner portion of the second side portion 14 and the third side portion 15. The multi-blade fan 31L and the multi-blade fans 31A to 31C are arranged along a straight line along the second side portion 14. The multi-blade fan 31F is provided at a corner portion of the third side portion 15 and the fourth side portion 16. The multi-blade fans 31D to 31F are arranged along a straight line along the third side portion 15. The multi-blade fan 31J is provided at a corner portion of the fourth side portion 16 and the first side portion 13. The multi-blade fans 31F to 31J are arranged along a straight line along the fourth side portion 16. The multi-blade fans 31J to 31L are arranged along a straight line along the first side portion 13.

Fig. 4 is a perspective view of the multi-blade fan viewed from the front side. Fig. 5 is a perspective view of the multi-blade fan viewed from the back side.

4 and 5, the multi-blade fan 31 has a rotating portion 34, a plurality of blade portions 35, a shaft 39, a bearing 38, a motor 36, and a housing 37.

The rotating portion 34 has a shape that extends in a cylindrical shape along the assumed central axis of rotation 101. A plurality of blade portions 35 are provided on the outer circumference of the rotating portion 34. The plurality of blade portions 35 are integrally provided with the rotating portion 34. The plurality of blade portions 35 are provided at intervals in the circumferential direction around the central axis of rotation 101.

The shaft 39 extends in a shaft shape along the central axis of rotation 101. One end of the shaft 39 is coupled to the rotating portion 34, and the other end of the shaft 39 is rotatably supported by a bearing 38. The motor 36 is configured to be capable of driving a plurality of blade portions 35 to rotate about the rotation center axis 101. The motor 36 rotates the drive shaft 39, the rotating portion 34, and the plurality of blade portions 35 by the electromagnetic action of the permanent magnet attached to the inner peripheral surface of the rotating portion 34.

The housing 37 houses a rotating portion 34, a plurality of blade portions 35, a shaft 39, a bearing 38, and a motor 36. The housing 37 constitutes an appearance of the multi-blade fan 31.

A suction port 32 and an air outlet 33 are formed in the casing 37. The suction port 32 is open on the shaft of the central axis of rotation 101. The air outlet 33 is opened to the outer side in the radial direction of the rotation center axis 101. The opening surface of the suction port 32 is orthogonal to the opening surface of the air outlet 33. With the rotation of the blade portion 35, air is drawn into the casing 37 through the suction port 32 from the axial direction of the rotation center shaft 101, and the air is blown out from the inside of the casing 37 to the radially outer side of the rotation center shaft 101 through the air outlet 33.

The casing 37 has a flat plate shape in which the axial direction of the central axis of rotation 101 is the thickness direction. When the minimum length of the casing 37 from the rotation center shaft 101 to the air outlet 33 is L and the thickness of the casing 37 is T, it is preferable to satisfy the relationship of T/L ≦ 0.25, and the second best is to satisfy the T/L. The relationship of ≦0.2 is better to satisfy the relationship of T/L ≦ 0.15.

The multi-blade fan 31 is preferably used, for example, in a thin electronic device such as a notebook personal computer.

Referring to Figs. 1 to 3, a plurality of multi-blade fans 31 (31A to 31L) are arranged in a plane. A plurality of multi-blade fans 31 are arranged on a plane parallel to the bottom portion 17. The plurality of multi-blade fans 31 are arranged such that the central axis of rotation 101 is parallel to each other between the plurality of multi-blade fans 31. The plurality of multi-blade fans 31 are arranged such that the central axis of rotation 101 is orthogonal to the bottom. The plurality of multi-blade fans 31 are disposed such that the axial direction of the rotation center shaft 101 becomes the thickness direction of the support case 12.

The suction port 32 of the plurality of multi-blade fans 31 opens in a direction opposite to the side of the bottom portion 17. The suction port 32 of the plurality of multi-blade fans 31 is open to the opposite side of the screen 41 to be described later.

The support box 12 further has a partition plate 18. The partitioning plate 18 is disposed in parallel with the bottom portion 17 in a space surrounded by the first side portion 13, the second side portion 14, the third side portion 15, and the fourth side portion 16. The plurality of multi-blade fans 31 are housed between the partition plate 18 and the bottom portion 17 in the axial direction of the rotation center shaft 101. An opening 22 is formed in the partition plate 18. The opening 22 is formed to face the suction port 32 of the plurality of multi-blade fans 31.

The air cleaner 110 further has a screen 41. The screen 41 can pass air, for example, using a dust filter, a deodorizing filter, or a High Efficiency Particulate Air Filter, or a combination of such filters.

The filter 41 has a rectangular shape corresponding to the opening of the support box 12 in plan view. The screen 41 is fitted to the opening of the support box 12. The filter screen 41 is disposed on the opposite side of the bottom portion 17 with a plurality of multi-blade fans 31 interposed therebetween. The screen 41 is disposed at a distance from the plurality of multi-blade fans 31. The distance between the screen 41 and the plurality of multi-blade fans 31 is, for example, 10 mm.

The plurality of multi-blade fans 31 are classified into a plurality of arrays in which the air outlets 33 are opened toward each other in different directions.

More specifically, the air outlets 33 of the multi-blade fans 31A, 31B, and 31C are opposed to the second side portion 14 . The air outlets 33 of the multi-blade fans 31D, 31E, and 31F are open to the third side portion 15. The air outlets 33 of the multi-blade fans 31G, 31H, and 31I are opposed to the fourth side portion 16 in the opening. The air outlets 33 of the multi-blade fans 31J, 31K, and 31L are opposed to the first side portion 13 in the opening.

An opening portion 21 is formed in the support box 12. The opening portion 21 is formed in the first side portion 13, the second side portion 14, the third side portion 15, and the fourth side portion 16, and faces the air outlets 33 of the plurality of multi-blade fans 31 (31A to 31L).

In the present embodiment, the plurality of multi-blade fans 31 are provided to be capable of blowing air in different four directions every 90 。. The number of the multi-blade fans 31 that blow air from the respective side portions of the first side portion 13, the second side portion 14, the third side portion 15, and the fourth side portion 16 is the same number (three each), but is not limited thereto. For example, the number of the multi-blade fans 31 that blow air from the second side portion 14 and the fourth side portion 16 may be four, and the multi-blade fan 31 that blows air from the first side portion 13 and the third side portion 15 may be used. The number is two.

As described above, in the air cleaner 110 of the present embodiment, a plurality of multi-blade fans 31 used in a notebook type personal computer or the like are arranged in the support case 12. With such a configuration, the shape of the entire air cleaner 110 can be freely designed by the arrangement of the plurality of multi-blade fans 31. Further, by arranging the plurality of multi-blade fans 31 so that the air outlets 33 of the multi-blade fans 31 face in various directions, the air blowing direction from the air cleaner 10 can be freely designed. At this time, in order to realize air supply in a plurality of directions, it is not necessary to separately provide a pipe body, so that the air cleaner 110 can be easily configured.

Further, by arranging a plurality of multi-blade fans 31 on a flat surface, it is possible to reduce the size and thickness of the air cleaner 110.

In the air cleaner using a multi-blade fan, when the suction port of the multi-blade fan is opposed to the central portion of the screen, the outer peripheral portion of the screen is not fully utilized, and in order to effectively utilize the filter area, it is necessary to make The screen is separated from the multi-wing fan (for example, 30mm). On the other hand, in the present embodiment, since the plurality of multi-blade fans 31 are arranged such that the suction port 32 of each of the multi-blade fans 31 faces the screen 41, the plurality of multi-blade fans 31 and the screen 41 can be brought closer to each other. The ground is configured, and at the same time, the utilization area of the screen 41 is increased. Thereby, the thickness of the air cleaner 110 can be easily reduced.

The air cleaner 110 further has an ion generating device 51. The ion generating device 51 generates positive ions H ⁺ (H ₂ O) n (n is an arbitrary integer not containing 0) or negative ions O ₂ ^- (H ₂ O) m (m is an arbitrary integer containing 0). The ion generating device 51 has a function of sending out the plasma to inertize or kill the virus in the air.

The ion generating device 51 is provided corresponding to each of the multi-blade fans 31. The ion generating device 51 is disposed on the same plane as the plane on which the plurality of multi-blade fans 31 are disposed. The ion generating device 51 is provided between the multi-blade fans 31 adjacent to each other. The ion generating device 51 is arranged along the four sides of the bottom portion 17 together with the multi-blade fan 31.

The ion generating device 51 is configured to send ions to the air blown out from the air outlets 33 of the multi-blade fans 31. More specifically, the ion generating device 51 has a discharge electrode 52. The discharge electrode 52 has a needle-shaped tip end portion whose tip end is sharpened. When a high voltage is applied to the discharge electrode 52, corona discharge is caused between the discharge electrode and the induction electrode (not shown), and ions are generated at the tip end portion of the discharge electrode. The ion generating device 51 is provided such that the front end portion of the discharge electrode 52 is positioned opposite to the air outlet 33.

The air cleaner 110 further has a control unit 20. The control unit 20 controls the driving of the motor 36 in the multi-blade fan 31 or controls the driving of the ion generating device 51. The control unit 20 is placed on the bottom portion 17. The control unit 20 is disposed on the same plane as the plane on which the plurality of multi-blade fans 31 are disposed. A plurality of multi-blade fans 31 are disposed on the bottom portion 17 to surround the control portion 20. The control unit 20 is disposed inside the plurality of multi-blade fans 31 that are surrounded by a rectangular shape.

As described above, in the air cleaner 110 of the present embodiment, the space between the multi-blade fans 31 adjacent to each other and the space inside the plurality of multi-blade fans 31 are effectively utilized as the installation portions of the ion generating device 51 and the control unit 20, respectively. . Thereby, it is possible to further reduce the size and thickness of the air cleaner 110.

The air cleaner 110 of the air blower according to the first embodiment of the present invention has a multi-blade fan 31 as a plurality of telecentric fans that are provided separately from each other, and The support box 12 of the support portion in which the plurality of multi-blade fans 31 are integrally supported. The multi-blade fan 31 has a plurality of blade portions 35 that are spaced apart from each other in the circumferential direction, a motor 36 that rotates the plurality of blade portions 35, and a rotation center axis 101 that is formed from the blade portion 35 in association with the rotation of the blade portion 35. The suction port 32 for taking in air in the axial direction and the casing 37 of the air outlet 33 for blowing air in the radial direction of the central axis of rotation 101 of the blade portion 35.

According to the air cleaner 110 of the first embodiment of the present invention configured as described above, it is possible to realize an air cleaner having a simple configuration and satisfying various design requirements.

Further, the telecentric fan in the present invention may also be a turbo fan. Further, in the present embodiment, the case where the air blower of the present invention is applied to an air cleaner has been described. However, the present invention is not limited thereto, and the present invention is applicable to a humidifier, a dehumidifier, a fan heater, a cooling device, and a ventilating device. Various electrical machines with air supply functions.

(Second Embodiment) Fig. 6 and Fig. 7 are sectional views showing an air cleaner according to a second embodiment of the present invention. 6 and 7 are views corresponding to Figs. 2 and 3 in the first embodiment. The air cleaner of the present embodiment basically has the same structure as the air cleaner 110 of the first embodiment. Hereinafter, the description of the repeated structure will not be repeated.

Referring to Fig. 6 and Fig. 7, in the air cleaner 115 according to the second embodiment of the present invention, a plurality of multi-blade fans 31 are provided at intervals in the axial direction of the central axis of rotation of the blade portion 35 over a plurality of layers.

More specifically, the air cleaner 115 further includes a multi-blade fan 31M, a multi-blade fan 31N, and a multi-blade fan 31O in addition to the multi-blade fans 31A to 31L of the first embodiment.

The support box 12 further has a partition plate 26. The partition plate 26 is provided between the partition plate 18 and the screen 41. The partition plate 26 is disposed in parallel with the partition plate 18 at a distance. The multi-blade fans 31M to 31O are provided between the partition plate 18 and the partition plate 26 in the axial direction of the rotation center shaft 101. The multi-blade fans 31M to 31O are provided at positions overlapping the control unit 20 in the axial direction of the central axis of rotation 101. An opening 27 and an opening 28 are formed in the partition plate 18. The opening 27 is formed to face the suction port 32 of the multi-blade fans 31M to 31O. The opening portion 28 is formed to face the opening portion 22 formed in the partition plate 18.

With the above configuration, the first layer on the bottom portion 17 of the support case 12 is provided with the multi-blade fans 31A to 31L, and the second layer on the partition plate 18 of the support case 12 is provided with the multi-blade fans 31M to 31O.

The air outlets 33 of the multi-blade fans 31M to 31O are open to the second side portion 14 . In this case, the amount of air blown from the second side portion 14 can be increased. The air outlets 33 of the multi-blade fans 31M to 31O may be opened in different directions from each other without being limited to the above configuration.

According to the air cleaner 115 of the second embodiment of the present invention configured as described above, the effects described in the first embodiment can be achieved in the same manner.

(Embodiment 3) FIG. 8 is a perspective view showing a system configuration of an air cleaner according to Embodiment 3 of the present invention.

With reference to Fig. 8, the air cleaner 120 according to the third embodiment of the present invention has a configuration in which a basic air cleaning function is provided, and the plurality of multi-blade fans 31, the support box 12, the control unit 20, and the filter described in the first embodiment are provided. The mesh 41 and the ion generating device 51.

In the present embodiment, an accessory that is useful for adding various functions is prepared in the air cleaner 120. As an attachment, a mounting jig 54 for attaching the air cleaner 120 to a wall or the like, a wire body 55 with a magnet plug for supplying electric power to the air cleaner 120, and an air cleaner 120 for erecting the air cleaner 120 may be mentioned. The body 56, the ion generating device 57 for enhancing the amount of ions generated in the air cleaner 120, and various sensors (dust sensor, scent sensor, etc.) capable of communicating with the air cleaner 120 by infrared communication 58) and a mobile battery 59 or the like that can be attached to the air cleaner 120.

According to the system configuration of the air cleaner 120 according to the third embodiment of the present invention configured as described above, it is possible to meet diverse user demands while maintaining the basic performance of the air cleaner 120.

(Embodiment 4) FIG. 9 is a perspective view showing an air cleaner according to Embodiment 4 of the present invention. In FIG. 9, in order to show the internal structure of the air cleaner, illustration of a part of the screen 41 is abbreviate|omitted. The air cleaner of the present embodiment differs from the air cleaner 110 of the first embodiment mainly in the arrangement of the plurality of multi-blade fans 31. Hereinafter, the description of the repeated structure will not be repeated.

Referring to Fig. 9, an air cleaner 130 according to a fourth embodiment of the present invention includes a plurality of multi-blade fans 31, a support box 12, a screen 41, and an ion generating device (not shown).

A plurality of multi-blade fans 31 are arranged in a plane. A plurality of multi-blade fans 31 are arranged on a circumference centered on the assumed central axis 102. The plurality of multi-blade fans 31 are disposed at equal intervals in the circumferential direction around the central axis 102. The plurality of multi-blade fans 31 are arranged such that the central axis of rotation 101 is parallel to each other between the plurality of multi-blade fans 31. The plurality of multi-blade fans 31 are arranged such that the central axis of rotation 101 is parallel to the central axis 102.

The suction port 32 of the plurality of multi-blade fans 31 opens in one direction in the axial direction along the central axis 102. The suction ports 32 of the plurality of multi-blade fans 31 are open to each other in different directions. The suction ports 32 of the plurality of multi-blade fans 31 are opened outward in the radial direction of the center shaft 102 at positions shifted from each other in the circumferential direction of the center shaft 102.

The support box 12 is provided to integrally support a plurality of multi-blade fans 31. The support case 12 has a disk shape centering on the central axis 102 and having an axial direction of the central axis 101 (the central axis 102) in the thickness direction.

The screen 41 overlaps the support box 12 in the axial direction of the center shaft 102. The screen 41 is disposed to face the suction port 32 of the plurality of multi-blade fans 31. The sieve 41 has a disk shape centering on the central axis 102 and having an axial direction of the central axis of rotation 101 (the central axis 102) in the thickness direction. The air cleaner 130 as a whole has a disk shape in which the axial direction of the central axis 102 and the central axis of rotation 101 (the central axis 102) is in the thickness direction.

According to the above configuration, the air cleaner 130 having a disk shape as a whole and sucking air in the axial direction of the center shaft 102 and blowing air outward in the radial direction of the center shaft 102 can be realized.

Further, the plurality of multi-blade fans 31 may be provided at non-equal intervals in the circumferential direction around the central axis 102. It is also possible to provide a plurality of multi-blade fans 31 in a posture in which the rotation center axis 101 is inclined with respect to the central axis 102.

According to the air cleaner 130 of the fourth embodiment of the present invention configured as described above, the effects described in the first embodiment can be achieved in the same manner.

(Fifth Embodiment) Fig. 10 is a perspective view showing an air cleaner according to a fifth embodiment of the present invention. In Fig. 10, in order to show the internal structure of the air cleaner, a part of the screen 41 is omitted. The air cleaner of the present embodiment differs from the air cleaner 110 of the first embodiment mainly in the arrangement of the plurality of multi-blade fans 31. Hereinafter, the description of the repeated structure will not be repeated.

Referring to Fig. 10, an air cleaner 140 according to a fifth embodiment of the present invention includes a plurality of multi-blade fans 31, a support case 12, a screen 41, and an ion generating device (not shown).

A plurality of multi-blade fans 31 are arranged on a curved surface. A plurality of multi-blade fans 31 are arranged around a hypothetical central axis 103. The plurality of multi-blade fans 31 are arranged on a cylindrical surface centered on the central axis 103. The plurality of multi-blade fans 31 are provided such that the central axis of rotation 101 radially extends from the central axis 103.

The plurality of multi-blade fans 31 include a first group multi-blade fan 31P and a second group multi-blade fan 31Q. The number of the first group multi-blade fan 31P and the second group multi-blade fan 31Q are the same.

The first group multi-blade fan 31P is arranged on a circumference centered on the central axis 103. The first group multi-blade fan 31P is provided at equal intervals in the circumferential direction around the central axis 103. The second group multi-blade fan 31Q is arranged on a circumference centered on the central axis 103. The second group multi-blade fan 31Q is provided at equal intervals in the circumferential direction around the central axis 103.

The suction ports 32 of the first group multi-blade fan 31P are opened in different directions from each other. The suction ports 32 of the first group multi-blade fan 31P are opened outward in the radial direction of the center axis 103 at positions shifted from each other in the circumferential direction of the center axis 103. The first group multi-blade fan 31P is provided such that the rotation center shaft 101 is not parallel to each other between the first group multi-blade fans 31P. The suction ports 32 of the second group multi-blade fan 31Q are opened in different directions from each other. The suction ports 32 of the second group multi-blade fan 31Q are opened outward in the radial direction of the center axis 103 at positions shifted from each other in the circumferential direction of the center axis 103. The second group multi-blade fan 31Q is provided such that the rotation center shaft 101 is not parallel to each other between the second group multi-blade fans 31Q.

The air outlet 33 of the first group multi-blade fan 31P opens toward the first direction (the lower direction in FIG. 10) along the axial direction of the center axis 103. The air outlet 33 of the second group multi-blade fan 31Q opens in a second direction (upward direction in FIG. 10) that is opposite to the first direction in the axial direction of the central axis 103.

The support box 12 is provided to integrally support a plurality of multi-blade fans 31. The support box 12 has a cylindrical shape centered on the central axis 103.

The sieve 41 is superposed on the support case 12 from the outer side in the radial direction of the center shaft 103. The screen 41 is disposed to face the suction port 32 of the plurality of multi-blade fans 31. The screen 41 has a cylindrical shape that is wrapped around the central axis 103. The sieve 41 has a cylindrical shape centering on the center shaft 103 and covering the outer circumference of the support case 12. The air cleaner 140 as a whole has a cylindrical shape centering on the central axis 103.

According to the above configuration, the air cleaner 140 having a cylindrical shape as a whole and sucking air from the outer side in the radial direction of the center shaft 103 and blowing air in two directions along the axial direction of the center shaft 103 can be realized.

Further, the number of the first group multi-blade fan 31P and the second group multi-blade fan 31Q may be different. The suction port 32 of the plurality of multi-blade fans 31 may be opened toward the inner side in the radial direction of the center shaft 103, and the screen 41 may be covered on the inner peripheral side of the support case 12. Only one of the first group multi-blade fan 31P and the second group multi-blade fan 31Q may be provided. In this case, for example, the first group multi-blade fan 31P is disposed such that the air outlets 33 are opened in the opposite directions of the axial direction of the central axis 103, and the first group of multi-blade fans 31P can be realized along the center. The air 103 is configured to blow air in two directions in the axial direction.

11 and 12 are perspective views showing a modification of the air cleaner of Fig. 10. Referring to Fig. 11, in the present modification, a plurality of multi-blade fans 31 are provided on the side surface of a cylindrical body having a polygonal cross section centered on the center axis 103. Referring to Fig. 12, in the present modification, a plurality of multi-blade fans 31 are provided on a spherical surface centered on the central axis 103.

According to the air cleaner 140 of the fifth embodiment of the present invention configured as described above, the effects described in the first embodiment can be achieved in the same manner.

(Embodiment 6) FIG. 13 is a perspective view showing an air cleaner according to Embodiment 6 of the present invention. Fig. 14 is a cross-sectional view showing the air cleaner viewed from the arrow direction on the XIV-XIV line in Fig. 13; Fig. 15 is a cross-sectional view showing the air cleaner viewed from the arrow direction on the XV-XV line in Fig. 13; The air cleaner of the present embodiment differs from the air cleaner 110 of the first embodiment mainly in the arrangement of the plurality of multi-blade fans 31. Hereinafter, the description of the repeated structure will not be repeated.

Referring to Figs. 13 to 15, an air cleaner 150 according to a sixth embodiment of the present invention includes a plurality of multi-blade fans 31, a support case 12, a screen 41, and an ion generating device (not shown).

A plurality of multi-blade fans 31 are arranged around a hypothetical central axis 104. A plurality of multi-blade fans 31 are arranged on a circumference centered on the central axis 104. The plurality of multi-blade fans 31 are disposed such that the central axis of rotation 101 extends in a tangential direction of a circumference centered on the central axis 104. The plurality of multi-blade fans 31 are provided at equal intervals in the circumferential direction around the central axis 104.

The suction port 32 of the plurality of multi-blade fans 31 opens in a tangential direction to the circumference centered on the central axis 104. The air outlets 33 of the plurality of multi-blade fans 31 are opened in one direction along the axial direction of the central axis 104 at positions shifted from each other in the circumferential direction of the central axis 104.

The support box 12 is provided to integrally support a plurality of multi-blade fans 31. The support box 12 has a cylindrical shape centered on the central axis 104.

The screen 41 overlaps the support box 12 in the axial direction of the center shaft 104. The screen 41 has a cylindrical shape centered on the central axis 104. The space inside the screen 41 communicates with the suction port 32 of the multi-blade fan 31. The air cleaner 150 as a whole has a cylindrical shape centered on the central axis 104.

According to the above configuration, the air cleaner 150 having a cylindrical shape as a whole and sucking air from the outer side in the radial direction of the central axis 104 and blowing air in one direction along the axial direction of the central axis 104 can be realized.

According to the air cleaner 150 of the sixth embodiment of the present invention configured as described above, the effects described in the first embodiment can be achieved in the same manner.

(Embodiment 7) Fig. 16 is a perspective view showing an air cleaner according to Embodiment 7 of the present invention. Fig. 17 is a cross-sectional view showing the air cleaner viewed from the arrow direction on the line XVII-XVII in Fig. 16; The air cleaner of the present embodiment differs from the air cleaner 110 of the first embodiment mainly in the arrangement of the plurality of multi-blade fans 31. Hereinafter, the description of the repeated structure will not be repeated.

Referring to Fig. 16 and Fig. 17, an air cleaner 160 according to a seventh embodiment of the present invention includes a plurality of multi-blade fans 31, a support case 12, a screen 41, and an ion generating device (not shown).

A plurality of multi-blade fans 31 are arranged on a curved surface. The plurality of multi-blade fans 31 include a first group multi-blade fan 31P and a second group multi-blade fan 31Q. The number of the first group multi-blade fan 31P and the second group multi-blade fan 31Q are the same.

The first group multi-blade fan 31P is arranged in an arc. The second group multi-blade fan 31Q is arranged in an arc. The first group multi-blade fan 31P and the second group multi-blade fan 31Q are arranged in the vertical direction in FIG. 16 . Hereinafter, the direction in which the first group multi-blade fan 31P and the second group multi-blade fan 31Q are arranged on an arc is referred to as a "circumferential direction", and the first group multi-blade fan 31P and the second group multi-blade fan 31Q are The direction in which the top and bottom are arranged is called the "height direction".

The first group multi-blade fans 31P are provided at equal intervals in the circumferential direction. The second group multi-blade fans 31Q are provided at equal intervals in the circumferential direction.

The suction ports 32 of the first group multi-blade fan 31P are opened in different directions from each other. The suction port 32 of the first group multi-blade fan 31P is opened to the outer peripheral side of the circular arc in which the first group of multi-blade fans 31P are arranged at positions shifted from each other in the circumferential direction. The first group multi-blade fan 31P is provided such that the rotation center shaft 101 is not parallel to each other between the first group multi-blade fans 31P. The suction ports 32 of the second group multi-blade fan 31Q are opened in different directions from each other. The suction port 32 of the second group multi-blade fan 31Q is opened to the outer peripheral side of the arc of the second group of multi-blade fans 31Q at a position shifted from each other in the circumferential direction. The second group multi-blade fan 31Q is provided such that the rotation center shaft 101 is not parallel to each other between the second group multi-blade fans 31Q.

The air outlet 33 of the first group multi-blade fan 31P opens toward the first direction (the lower direction in FIG. 16) along the height direction. The air outlets 33 of the second group multi-blade fan 31Q are opened in the second direction (upward direction in FIG. 16) in the direction opposite to the first direction in the height direction.

The support box 12 is provided to integrally support a plurality of multi-blade fans 31. The support box 12 has a curved plate shape in which the radial direction of the arc of each of the first group multi-blade fan 31P and the second group multi-blade fan 31Q is in the thickness direction.

The filter screen 41 is superposed on the outer peripheral side of the circular arc in which the first group multi-blade fan 31P and the second group multi-blade fan 31Q are arranged, and is superposed on the support case 12. The screen 41 is disposed to face the suction port 32 of the plurality of multi-blade fans 31. The filter screen 41 has a curved plate shape in which the radial direction of the arc of each of the first group multi-blade fan 31P and the second group multi-blade fan 31Q is in the thickness direction. In the air cleaner 160, the radial direction of the arc of each of the first group multi-blade fan 31P and the second group multi-blade fan 31Q is a curved plate shape in the thickness direction.

According to the above configuration, the air cleaner 160 having an arc-shaped curved plate shape as a whole and sucking air from the outer peripheral side and blowing air in two directions along the axial direction can be realized.

Further, the number of the first group multi-blade fan 31P and the second group multi-blade fan 31Q may be different. The suction port 32 of the plurality of multi-blade fans 31 may be opened to the inner peripheral side of the curved plate, and the screen 41 may be provided on the inner peripheral side of the arc-shaped curved plate. Only one of the first group multi-blade fan 31P and the second group multi-blade fan 31Q may be provided. In this case, for example, the first group multi-blade fan 31P is disposed such that the air outlets 33 are alternately opened in the opposite direction of the axial direction of the arc-shaped curved plate, and only the first group of multi-blade fans 31P can be used. The air is blown in two directions along the axial direction of the arc-shaped curved plate.

18 to 20 are cross-sectional views showing a modification of the air cleaner of Fig. 17. Referring to Fig. 18, in the present modification, a plurality of multi-blade fans 31 are arranged on a wavy curved surface. Referring to Fig. 19, in the present modification, a plurality of multi-blade fans 31 are arranged on a zigzag curved surface. Referring to Fig. 20, in the present modification, a plurality of multi-blade fans 31 are arranged on two planes in an orthogonal relationship.

According to the air cleaner 160 of the seventh embodiment of the present invention configured as described above, the effects described in the first embodiment can be achieved in the same manner.

(Embodiment 8) FIG. 21 is a perspective view showing an air cleaner according to Embodiment 8 of the present invention. The air cleaner of the present embodiment differs from the air cleaner 110 of the first embodiment mainly in the arrangement of the plurality of multi-blade fans 31. Hereinafter, the description of the repeated structure will not be repeated.

Referring to Fig. 21, an air cleaner 170 according to an eighth embodiment of the present invention has a plurality of fan units 71 (71A, 71B, 71C, 71D).

Each fan unit 71 has a plurality of multi-blade fans 31, a support box 12, a screen (not shown), and an ion generating device (not shown).

In each of the fan units 71, a plurality of multi-blade fans 31 are arranged on a plane. A plurality of multi-blade fans 31 are arranged in one direction (one column). The plurality of multi-blade fans 31 are arranged such that the central axis of rotation 101 is parallel to each other between the plurality of multi-blade fans 31.

In each of the fan units 71, the suction ports 32 of the plurality of multi-blade fans 31 are opened in the same direction. The suction port 32 of the plurality of multi-blade fans 31 opens in a direction orthogonal to a plane in which the plurality of multi-blade fans 31 are arranged. In each of the fan units 71, the air outlets 33 of the plurality of multi-blade fans 31 are opened in the same direction. The air outlets 33 of the plurality of multi-blade fans 31 are opened in a direction orthogonal to the direction in which the plurality of multi-blade fans 31 are arranged in a plane in which the plurality of multi-blade fans 31 are arranged.

The support box 12 is provided to integrally support a plurality of multi-blade fans 31. The support box 12 has the appearance of the fan unit 71. The support box 12 has an elongated body shape in which the direction in which the plurality of multi-blade fans 31 are arranged is in the longitudinal direction. An opening portion 73 is formed in the support box 12. The opening portion 73 is opened in a direction (upward oblique direction in FIG. 21) that is inclined with respect to the central axis of rotation 101 of the multi-blade fan 31. The opening portion 73 is formed to face the air outlets 33 of the plurality of multi-blade fans 31.

A plurality of fan units 71 are configured to be combinable with each other. The plurality of fan units 71 are combined in a direction orthogonal to the direction in which the plurality of multi-blade fans 31 are arranged. The plurality of fan units 71 are not limited to such a combination. For example, the plurality of fan units 71 may be arranged in series in a direction in which a plurality of multi-blade fans 31 are arranged. The fan unit 71 may be provided with a coupling mechanism portion (for example, a screw or a fastener or the like) for connecting the fan units 71 adjacent to each other.

According to the above configuration, an appropriate number of fan units 71 can be used in combination depending on the use portion or the purpose of use of the air cleaner 170.

According to the air cleaner 170 of the eighth embodiment of the present invention configured as described above, the effects described in the first embodiment can be achieved in the same manner.

(Embodiment 9) Fig. 22 is a perspective view showing an air cleaner according to Embodiment 9 of the present invention. 23 to 25 are perspective views showing specific examples of the usage mode of the air cleaner of Fig. 22.

Referring to Figures 22 to 25, an air cleaner 180 according to a ninth embodiment of the present invention has a plurality of fan units 76 (76A, 76B, 76C, 76D, 76E, 76F).

Each fan unit 76 has a plurality of multi-blade fans 31, a support box 12, a screen (not shown), and an ion generating device (not shown).

The fan unit 76 has a rectangular plate shape (thin plate) shape. The fan units 76 have the same shape as each other. The plurality of fan units 76 are provided to take in air from one side orthogonal to the thickness direction of the fan unit 76 and to blow air from two sides parallel to the thickness direction of the fan unit 76.

A plurality of fan units 76 are configured to be combinable with each other. A plurality of fan units 76 are detachably coupled to each other. The plurality of fan units 76 are connected in a second state (state shown in FIG. 22) in which the plurality of fan units 76 are folded and overlapped with each other in the first state (the state shown in FIGS. 23 and 24) of the bellows shape. Deformed between.

According to the above configuration, an appropriate number of fan units 76 can be used in combination depending on the use portion or the purpose of use of the air cleaner 180. For example, as shown in FIG. 23, six fan units 76A, 76B, 76C, 76D, 76E, 76F may be used as the first state of the bellows shape, as shown in FIG. 24, and four fan units 76A may be used. , 76B, 76C, 76D are used as the first state of the bellows shape. In addition, as shown in Fig. 25, one fan unit 76A can also be used on the table. The air cleaner 180 can be housed in a small size by folding the plurality of fan units 76 into the second state.

According to the air cleaner 180 of the ninth embodiment of the present invention configured as described above, the effects described in the first embodiment can be achieved in the same manner.

(Embodiment 10) FIG. 26 is a perspective view showing a specific example of a usage mode of an air cleaner. In the present embodiment, a specific example of the usage form of each of the air cleaners described in the first to ninth embodiments will be described.

The various air cleaners 190 described in the first to ninth embodiments can be used by being used in a wall or ceiling, on a table, and installed in a home appliance or furniture installed indoors.

For example, in the specific example shown in Fig. 26, the air cleaner 190 is mounted on the refrigerator using a magnet. In the specific example shown in Figs. 27 and 28, the air cleaner 190 is attached to the inside of the table and the bed, respectively. In the specific example shown in Fig. 29, the air cleaner 190 is mounted inside the full-length mirror. In the specific example shown in Fig. 30, the air cleaner 190 is mounted inside the wall mirror.

As shown in the specific example, the overall shape and size of the air cleaner, the air suction direction, and the blowing direction are different depending on the installation location of the air cleaner. Therefore, these design requirements can be easily satisfied by appropriately combining a plurality of multi-blade fans.

(Embodiment 11) FIG. 31 and FIG. 32 are perspective views showing a specific example of a usage mode of an air cleaner according to Embodiment 11 of the present invention. Fig. 33 is a perspective view showing a fan unit constituting the air cleaner of Figs. 31 and 32.

Referring to Figures 31 to 33, an air cleaner 210 according to an eleventh embodiment of the present invention has a plurality of fan units 80 (80A, 80B, 80C, 80D).

Each of the fan units 80 has a multi-blade fan 31, a support box 81, and a screen 41.

The multi-blade fan 31 and the screen 41 have the structure described in the first embodiment. The support box 81 is provided to integrally support the multi-blade fan 31 and the screen 41. The support box 81 is the appearance of the fan unit 80. The support box 81 has a rectangular parallelepiped shape. The plurality of fan units 80 have the same shape as each other.

An opening 82 and an opening 83 are formed in the support box 81. The opening portion 82 is opened on one surface of the support box 81 having a rectangular parallelepiped shape. A sieve 41 is fitted to the opening 82. The screen 41 is disposed opposite to the suction port 32 of the multi-blade fan 31. The opening portion 83 is open on one surface of the support box 81 adjacent to the opening portion 82. The opening portion 83 is provided to face the air outlet 33 of the multi-blade fan 31.

According to this configuration, the fan unit 80 having a rectangular parallelepiped shape and sucking air from one side and blowing air from the other side as a whole is formed.

By combining a plurality of such fan units 80, the shape, size, air blowing direction, and the like of the entire air cleaner can be freely changed. In the specific example shown in Fig. 31, an air cleaner which constitutes an L shape, and a specific example shown in Fig. 32, constitutes a T-shaped air cleaner.

Further, in the fan unit 80, in addition to the screen 41, an ion generating device that generates ions may be provided, and in the screen 41 and the ion generating device, only the ion generating device may be provided. The shape of the fan unit 80 is not limited to a rectangular parallelepiped shape, and may be, for example, a rectangular parallelepiped shape or a polygonal prism shape. The fan unit 80 may be provided with a coupling mechanism portion (for example, a screw or a fastener or the like) for connecting the fan units 80 adjacent to each other.

According to the air cleaner 210 of the eleventh embodiment of the present invention which is configured as described above, it is possible to realize an air cleaner which can easily respond to changes in the use form pursued by the user.

(Configuration and Operation of One Aspect and Other Aspects of the Present Invention) The air blower according to one aspect of the present invention includes a plurality of telecentric fans that are provided separately from each other, and a support portion that integrally supports a plurality of telecentric fans. The telecentric fan includes a plurality of blade portions that are spaced apart from each other in the circumferential direction, a motor that rotates the plurality of blade portions, and a casing that is formed to be sucked from the axial direction of the rotation center axis of the blade portion in association with the rotation of the blade portion. The air suction port and the air outlet for blowing the air in the radial direction of the rotation center axis of the blade portion.

According to the blower configured as described above, by appropriately combining a plurality of telecentric fans, it is possible to realize a blower that satisfies various design requirements with a simple configuration.

Further, it is preferable that the plurality of telecentric fans include a first telecentric fan and a second telecentric fan whose outlets are opened in different directions.

According to the air blower configured as described above, it is possible to realize a blower in which the air blowing direction (air blowing direction) from the air outlet is multidirectional.

Further, preferably, a plurality of telecentric fans are arranged on a plane. According to the blower configured as described above, it is possible to reduce the size (thinness) of the blower.

Further, preferably, the plurality of telecentric fans are arranged such that the central axis of rotation of the blade portion is parallel to each other between the plurality of telecentric fans.

According to the air blower configured as described above, the plurality of telecentric fans can be disposed in the same posture with respect to the axial direction of the central axis of rotation of the blade portion.

Further, preferably, the plurality of telecentric fans include a third telecentric fan and a fourth telecentric fan whose rotation center axes of the blade portions are not parallel to each other.

According to the air blower configured as described above, the third telecentric fan and the fourth telecentric fan can be disposed in different postures with respect to the axial direction of the central axis of rotation of the blade portion.

Further, preferably, the plurality of telecentric fans are arranged on the sides or on the circumference of the rectangle. According to the blower configured as described above, the overall shape of the blower, the blowing direction, and the like can be freely set by the arrangement of a plurality of telecentric fans.

Further, it is preferable that the plurality of telecentric fans are disposed at intervals in the axial direction of the central axis of rotation of the blade portion over the plurality of layers.

According to the blower constructed in the above manner, the air blowing capability of the blower can be improved. Further, preferably, the plurality of telecentric fans are arranged in one direction.

According to the blower configured as described above, a blower having a long strip shape can be realized. Further, it is preferable that the blower has a plurality of fan units that can be combined with each other. Each fan unit has a plurality of telecentric fans and a support portion.

According to the blower configured as described above, the use form of the blower such as the overall shape or size, the suction direction of the air, and the blowing direction can be freely changed.

Further, it is preferable that the blower further has a filter through which air can pass. A plurality of telecentric fans are arranged such that the suction ports of the telecentric fans oppose the screen.

According to the blower constructed in the above manner, the ratio of the area in which the screen is effectively operated to the entire area of the screen can be increased.

Moreover, it is preferable that the blower further includes a control unit that controls driving of the motor. A plurality of telecentric fans are arranged to surround the control portion.

According to the blower configured as described above, the space surrounded by the plurality of telecentric fans can be effectively utilized as the space in which the control unit is disposed.

Moreover, it is preferable that the air blower further includes an ion generating device that is disposed between the adjacent telecentric fans and that sends ions toward a position facing the air outlet.

According to the blower configured as described above, the space between the telecentric fans adjacent to each other can be effectively utilized as the space in which the ion generating apparatus is disposed.

Additionally, preferably, a plurality of telecentric fans are arranged around the hypothetical axis. According to the blower configured as described above, the overall shape of the blower, the blowing direction, and the like can be freely set by the arrangement of a plurality of telecentric fans.

Further, it is preferable that the plurality of telecentric fans include a fifth telecentric fan whose opening is opened in the first direction along the axial direction of the assumed axis.

According to the air blower configured as described above, the air blowing direction can be set to the first direction along the axial direction of the assumed axis.

Further, it is preferable that the plurality of telecentric fans further include a sixth telecentric fan whose opening is opened in the second direction opposite to the first direction in the axial direction of the assumed axis.

According to the blower configured as described above, the blowing direction can be set to two directions along the axial direction of the assumed axis.

Further, preferably, the plurality of telecentric fans are arranged such that the suction port opens in a radial direction toward the axis on the assumption.

According to the blower configured as described above, the suction direction of the air can be set to the radial direction of the assumed axis.

Further, it is preferable that the blower further has a filter through which air can pass. The screen is disposed opposite the suction port and has a cylindrical shape wrapped around an assumed axis.

According to the blower configured as described above, the blower provided with the filter can be configured in a small size.

Further, it is preferable that the plurality of telecentric fans are disposed such that the suction port opens toward the axial direction of the assumed axis and the air outlet opens toward the outer side in the radial direction of the assumed upper axis.

According to the air blower configured as described above, the air suction direction can be set to the axial direction of the assumed axis, and the air blowing direction can be set to the outer side in the radial direction of the assumed axis.

Further, it is preferable that the blower further has a filter through which air can pass. The screen is disposed opposite the suction port and has a plate shape orthogonal to the assumed axis.

According to the blower configured as described above, the blower provided with the filter can be configured in a small size.

Further, preferably, the plurality of telecentric fans are arranged on the curved surface or the curved surface. According to the blower configured as described above, the overall shape of the blower, the blowing direction, and the like can be freely set by the arrangement of a plurality of telecentric fans.

A blower according to another aspect of the present invention includes a plurality of fan units. The fan unit includes: a telecentric fan; at least one of a filter through which air can pass and an ion generating device that generates ions; and a support portion that integrally supports at least one of the telecentric fan and the filter and the ion generating device. The telecentric fan includes: a plurality of blade portions which are spaced apart from each other in the circumferential direction; a motor that rotates the plurality of blade portions; and a casing that is formed to be sucked from the axial direction of the rotation center axis of the blade portion in association with the rotation of the blade portion The air suction port and the air outlet for blowing the air in the radial direction of the rotation center axis of the blade portion.

According to the blower configured as described above, by appropriately combining a plurality of fan units, it is possible to realize a blower that can easily respond to changes in the form of use sought by the user.

Further, preferably, the plurality of fan units are configured to be connectable to each other. According to the blower configured as described above, a plurality of fan units can be handled as a unitary body.

Further, it is preferable that the fan units have the same shape as each other. According to the blower configured as described above, a plurality of blowers having various shapes can be obtained by combining a plurality of fan units having the same shape.

The embodiments disclosed in the specification are illustrative in all aspects and are not intended to limit the invention. The scope of the present invention is defined by the scope of the appended claims, and all modifications within the meaning and scope of the claims.

The invention utilizes a blower.

12,81‧‧‧Support box
13‧‧‧1st side
14‧‧‧2nd side
15‧‧‧3rd side
16‧‧‧4th side
17‧‧‧ bottom
18,26‧‧‧ partition board
20‧‧‧Control Department
21,22,27,28,73,82,83‧‧‧ openings
31, 31A, 31B, 31C, 31D, 31E, 31F, 31G, 31H, 31I, 31J, 31K, 31L, 31M, 31N, 31O, 31P, 31Q‧‧‧ multi-wing fan
32‧‧‧Inhalation
33‧‧‧Blowing out
34‧‧‧Rotating Department
35‧‧‧ Blade Department
36‧‧‧Motor
37‧‧‧Shell
38‧‧‧ bearing
39‧‧‧Axis
41‧‧‧ Filter
51‧‧‧Ion generator
52‧‧‧Discharge electrode
54‧‧‧Installation fixture
55‧‧‧Line body
56‧‧‧
57‧‧‧Ion generator unit
58‧‧‧Sensor
59‧‧‧Mobile battery
71, 71A, 71B, 71C, 71D, 76, 76A, 76B, 76C, 76D, 76E, 76F, 80, 80A, 80B, 80C, 80D‧‧‧ fan unit
101‧‧‧Rotation center axis
102,103,104‧‧‧Center axis
110,115,120,130,140,150,160,170,180,190,210‧‧‧ Air Purifier

Fig. 1 is a perspective view showing an air cleaner according to a first embodiment of the present invention. Fig. 2 is a cross-sectional view showing the air cleaner viewed in the direction of arrows in the line II-II in Fig. 1. Fig. 3 is a cross-sectional view showing the air cleaner viewed from the arrow direction on the line III-III in Fig. 1; Fig. 4 is a perspective view of the multi-blade fan viewed from the front side. Fig. 5 is a perspective view of the multi-blade fan viewed from the back side. Fig. 6 is a cross-sectional view showing an air cleaner according to a second embodiment of the present invention. Fig. 7 is a cross-sectional view showing an air cleaner according to a second embodiment of the present invention. Fig. 8 is a perspective view showing a system configuration of an air cleaner according to a third embodiment of the present invention. Fig. 9 is a perspective view showing an air cleaner according to a fourth embodiment of the present invention. Fig. 10 is a perspective view showing an air cleaner according to a fifth embodiment of the present invention. Fig. 11 is a perspective view showing a modification of the air cleaner of Fig. 10; Fig. 12 is a perspective view showing a modification of the air cleaner of Fig. 10; Fig. 13 is a perspective view showing an air cleaner according to a sixth embodiment of the present invention. Fig. 14 is a cross-sectional view showing the air cleaner viewed from the arrow direction on the XIV-XIV line in Fig. 13; Fig. 15 is a cross-sectional view showing the air cleaner viewed from the arrow direction on the XV-XV line in Fig. 13; Fig. 16 is a perspective view showing an air cleaner according to a seventh embodiment of the present invention. Fig. 17 is a cross-sectional view showing the air cleaner viewed from the arrow direction on the line XVII-XVII in Fig. 16; Fig. 18 is a cross-sectional view showing a modification of the air cleaner of Fig. 17; Fig. 19 is a cross-sectional view showing a modification of the air cleaner of Fig. 17; Fig. 20 is a cross-sectional view showing a modification of the air cleaner of Fig. 17; Fig. 21 is a perspective view showing an air cleaner according to an eighth embodiment of the present invention. Fig. 22 is a perspective view showing an air cleaner according to a ninth embodiment of the present invention. Fig. 23 is a perspective view showing a specific example of a usage mode of the air cleaner of Fig. 22; Fig. 24 is a perspective view showing a specific example of a usage mode of the air cleaner of Fig. 22; Fig. 25 is a perspective view showing a specific example of a usage mode of the air cleaner of Fig. 22; Fig. 26 is a perspective view showing a specific example of a usage form of the air cleaner. Fig. 27 is a perspective view showing a specific example of a usage mode of the air cleaner. Fig. 28 is a perspective view showing a specific example of a usage form of the air cleaner. Fig. 29 is a perspective view showing a specific example of a usage form of the air cleaner. Fig. 30 is a perspective view showing a specific example of a usage form of the air cleaner. Fig. 31 is a perspective view showing a specific example of a usage mode of the air cleaner according to the eleventh embodiment of the present invention. Fig. 32 is a perspective view showing a specific example of a usage mode of the air cleaner according to the eleventh embodiment of the present invention. Fig. 33 is a perspective view showing a fan unit constituting the air cleaner of Figs. 31 and 32.

12‧‧‧Support box

13‧‧‧1st side

14‧‧‧2nd side

15‧‧‧3rd side

16‧‧‧4th side

20‧‧‧Control Department

21‧‧‧ openings

31, 31A, 31B, 31C, 31D, 31E, 31F, 31G, 31H, 31I, 31J, 31K, 31L‧‧‧ multi-wing fan

32‧‧‧Inhalation

33‧‧‧Blowing out

51‧‧‧Ion generator

52‧‧‧Discharge electrode

101‧‧‧Rotation center axis

Claims (8)

A blower comprising: a plurality of telecentric fans disposed separately from each other; and a support portion integrally supporting a plurality of the telecentric fans; the telecentric fan having: a plurality of blade portions spaced apart from each other in a circumferential direction; a plurality of the blade portions are rotated; and a casing is formed with a suction port for taking in air from an axial direction of the rotation center axis of the blade portion in association with the rotation of the blade portion, and blowing in a radial direction of the rotation center axis of the blade portion Air outlet. A blower according to claim 1, wherein the plurality of telecentric fans include a first telecentric fan and a second telecentric fan that are open to each other in different directions. A blower according to claim 1 or 2, wherein the plurality of telecentric fans are arranged on a plane. A blower according to any one of claims 1 to 3, wherein the plurality of telecentric fans are arranged such that a central axis of rotation of the blade portion is parallel to each other between the plurality of the telecentric fans. The air blower according to any one of claims 1 to 3, wherein the plurality of telecentric fans include a third telecentric fan and a fourth telecentric fan whose rotation center axes of the blade portions are not parallel to each other. A blower according to any one of claims 1 to 5, wherein the plurality of telecentric fans are arranged on a side or a circumference of a rectangle. A blower having a plurality of fan units; the fan unit having: a telecentric fan; at least one of a filter through which air can pass and an ion generating device that generates ions; and a support portion that connects the telecentric fan to the filter and At least one of the ion generating devices is integrally supported; the telecentric fan includes: a plurality of blade portions spaced apart from each other in a circumferential direction; a motor that rotates the plurality of the blade portions; and a housing formed with the The suction port of the air is sucked from the axial direction of the rotation center axis of the blade portion by the rotation of the blade portion, and the air outlet is blown to the radial direction of the rotation center axis of the blade portion. The air blower of claim 7, wherein the plurality of fan units are configured to be coupled to each other.