JPH115441A - Air cleaner for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To install an air cleaner in a narrow space inside of a cabin without generating hindrance by providing a multi-layered disc fan, of which multiple annular discs are arranged in the rotary shaft direction with a constant space, and arranging a filter close to the periphery of the fan. SOLUTION: A multi-layered disc fan 19 is formed of a motor 20 and a fun main body, which is arranged so as to surround the motor 20 and provided with multiple annular discs 22 with an equal space in the axial direction of a motor rotary shaft 21, and the annular discs 22 and the motor rotary shaft 21 are integrally connected to each other through an arm 23. A filter 15 having deodorizing and/or dust collecting ability is provided so as to surround the periphery of the multi-layered disc fan 19. With this structure, a relatively compact air cleaner for vehicle, which has a dimension close to the outer diameter dimension of the multi-layered disc fan 19, is obtained.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air purifier used in a vehicle interior of an automobile, for example, to be installed on a ceiling surface instead of a room lamp mechanism mounted on the ceiling surface of the vehicle interior. The present invention relates to a structure of an air purifier that can be reduced in size as much as possible.

[0002]

2. Description of the Related Art As an air purifier that can be used in a vehicle cabin, there is an air purifier having a structure as shown in FIGS. This air purifier for a vehicle is a trunk built-in type air purifier fixedly supported on a rear parcel shelf in a vehicle interior, and 1 is a case formed substantially flat. , A suction port 2 and a discharge port 3 are arranged side by side in a plane direction, and a sirocco fan 5 that is rotated by the rotational force of a motor 4 is provided at a position of the suction port 2 in the case 1. In the vicinity of the air outlet 3 in the case 1, a filter unit 6 that is positioned so as to close the air outlet 3 is detachably held. The filter unit 6 includes a dust collection filter and / or a deodorizing filter.

[0003] When the motor 4 is driven, the sirocco fan 5 rotates, and the air sucked into the case 1 from the intake port 2 by this rotational force passes through the ventilation path 7 in the case 1, and furthermore, After passing through the filter unit 6 and being cleaned, the air is blown into the vehicle interior through the air outlet 3.

[0004]

However, in such a conventional vehicle air purifier, since the sirocco fan 5 and the filter unit 6 are spaced apart from each other in a plane direction, the vehicle air purifier is not used. The overall shape of the vessel is expanded in the plane direction, which causes a problem that the air purifier is enlarged. In particular, even though the air purifier having the above structure can be installed on the rear parcel shelves, the use of the air purifier mounted on, for example, the ceiling surface (roof) of a vehicle cabin is not possible. However, it was impossible in terms of the structure and shape of the device, and lacked versatility.

The present invention has been made in view of the drawbacks of the conventional air purifier for a vehicle. The overall shape of the air purifier is reduced in size and cylindrical, and particularly in a narrow space in a vehicle interior. A first object is to provide an air purifier for a vehicle that can be installed without obstruction.

In the present invention, the versatility is enhanced as a structure which can be installed and used on a shelf such as a rear parcel shelf and, if necessary, mounted on a ceiling surface of a passenger compartment. This is the purpose of 2.

[0007]

In order to achieve the first object, according to the present invention, a large number of annular disks positioned around a motor rotating shaft are fixed at a constant distance in the axial direction of the motor rotating shaft. This is characterized in that it is a vehicle air purifier having a multi-layer disk fan arranged in the above-mentioned manner, and a filter arranged in an annular shape by approaching the periphery of the multi-layer disk fan 19.

According to a second aspect of the present invention, there is provided a multi-layer disc fan comprising a plurality of annular discs arranged around a motor rotating shaft arranged at regular intervals in the axial direction of the motor rotating shaft. A casing in which a fan is housed and a ventilation portion is formed around the fan, a filter access opening is provided in a part of the casing, and the filter is provided around the multilayer disk fan through the filter access opening. It is characterized in that it is an air purifier for vehicles that allows a mat-shaped filter to be installed and removed.

According to a third aspect of the present invention, in order to achieve the second object, a casing to which the multilayer disk fan according to the first or second aspect is assembled is provided with an existing room lamp mounting bracket on a ceiling of a passenger compartment. And a vehicle air purifier provided with a room lamp on a lower surface of the casing.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail based on embodiments shown in the drawings.

1 and 2, reference numeral 11 denotes a substantially cylindrical casing. The casing 11 is located, for example, in a lower case 12, an upper case 13, and between the lower case 12 and the upper case 13. Filter fitting grooves 16 and 17 are formed along the peripheral edges of the inner surfaces of the lower case 12 and the upper case 13 to keep the mat-shaped filter 15 fitted, for example. In the center of the upper case 13, a through hole serving as an intake port 18 is formed.

The lower case 12, the upper case 13, and the louver cylinder 14 are integrally assembled by well-known connecting means (not shown) to form the case 1. Reference numeral 19 denotes a multi-layer disk fan provided inside the case 1. The configuration of the multi-layer disk fan 19 is, as is well known, a motor 20 and a position surrounding the motor 20. , Many circular disks 2
2 are arranged at regular intervals along the axial direction of the motor rotation shaft 21 and are formed of a fan body. The annular disk 22 and the motor rotation shaft 21 are integrally formed via an arm 23. Are combined. Further, the filter 15 is a filter having deodorizing and / or dust collecting ability.

As described above, in the vehicle air purifier according to the first embodiment, the multilayer disk fan 19 is located in the casing 11 having a substantially cylindrical shape. Since the filter 15 is provided so as to surround the periphery of the plate fan 19, a vehicle air purifier having a size similar to the outer size of the multilayer disk fan 19 can be configured. Thereby, a relatively compact air purifier can be configured.

A second embodiment shown in FIG.
4 is fitted so as to close the air inlet 18 provided in the upper case 13, and is located between the peripheral surface of the multilayer disk fan 19 and the inner peripheral surface of the casing 11. In this configuration, the filter 15 is omitted.

In the air purifier of the second embodiment having such a configuration, since the air to be sucked into the casing 11 is purified by the filter 24,
There is no need to interpose a filter between the inner peripheral portion of the casing 11 and the outer peripheral portion of the multilayer disc fan 19, and therefore, the outer diameter of the casing 11 is smaller than that of the first embodiment. It is possible to provide an air purifier that can be further reduced in size and thereby can be further reduced in size (compacted).

FIG. 4 shows a third embodiment of the filter 15 provided in the air purifier of the first embodiment.
Is a deodorizing filter 26, and a filter that is fitted to the upper case 13 so as to close the intake port 18 is a dust collecting filter.

Therefore, according to the third embodiment, since the deodorizing filter 26 and the dust collecting filter 25 are distinguished from each other, it is determined that the deodorizing ability and the dust collecting ability are reduced, and one of the filters whose capacity is reduced is determined. It is not necessary to replace the filter which maintains the other capacity, and the use efficiency of the filter is increased.

In a fourth embodiment shown in FIG. 5, the miniaturized air purifier is used by being mounted on a ceiling portion of a vehicle interior of an automobile. Reference numeral 27 denotes a ceiling plate (roof plate). On the cabin side of the plate 27, a bracket 28 for mounting a cabin light is already mounted. In the present embodiment, the existing bracket 28 is attached to the air purifier mounting panel 2.
9 is mounted with mounting screws 30 with the roof lining sheet 33 interposed therebetween. The lower case 12 is fixed by the fixing screws 32 after the edge of the lower case 12 of the air purifier is locked to the locking claw 31 provided on the mounting panel 29.

A multi-layer disk fan 19 having the same structure as the multi-layer disk fan 19 in each of the above-described embodiments is assembled in the casing 11 composed of the lower case 12, the upper case 13, and the louver cylinder 14. A plurality of illuminating lights 34 for illuminating the interior of the vehicle are provided in the circumferential direction of the downward facing surface of the annular upper case 13, and these illuminating lights 34 are covered with a translucent illumination cover 35. I have. Reference numeral 15 denotes a filter, and reference numeral 18 denotes an air inlet. ) Is exhausted into the passenger compartment.

According to the fourth embodiment, the ceiling plate 27
By using the existing lamp mounting bracket 28, the vehicle air purifier having the above miniaturized configuration can be installed on the ceiling surface of the vehicle interior. It becomes possible. Even if the existing cabin light is removed, the air purifier itself is provided with the illuminating lamp 34, so that turning on the illuminating lamp 34 enables the cabin lighting to be effective.
It should be noted that a circular tube-shaped fluorescent tube can be used instead of the plurality of illumination lamps 34.

In the fourth embodiment, as shown in FIG. 6, a filter access opening 36 is provided in a part of the side surface of the casing 11, and a closing plate 37 for closing the filter access opening 36 is provided. By opening the closing plate 37, the casing 11 is opened from the filter access opening 36.
The filter 15 can be removed from the inside of the casing and the filter 15 can be inserted into the casing, and the filter 15 can be replaced in the air cleaner while the air cleaner is attached to the ceiling plate 27. Is made possible.

[0022]

As described above, according to the vehicle air purifier of the present invention, the inner peripheral surface of the casing to which the multilayer disk fan is assembled and / or the intake port provided in the casing is closed. The air purifier can be miniaturized because it can be provided with a filter positioned as described above, so that it can be installed using a small space in the vehicle interior, and can be mounted on the ceiling plate in the vehicle interior. It is easy to do.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a first embodiment of a vehicle air purifier according to the present invention.

FIG. 2 is a central sectional view showing a first embodiment of a vehicle air purifier according to the present invention.

FIG. 3 is a sectional view showing a second embodiment of the vehicle air purifier according to the present invention.

FIG. 4 is a sectional view showing a third embodiment of the vehicle air purifier according to the present invention.

FIG. 5 is a sectional view showing a fourth embodiment of a vehicle air purifier according to the present invention.

FIG. 6 is a perspective view showing a modification of the fourth embodiment of the vehicle air purifier according to the present invention.

FIG. 7 is a plan sectional view showing a conventional vehicle air purifier.

FIG. 8 is a side sectional view showing a conventional vehicle air purifier.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 ... Casing 12 ... Lower case 13 ... Upper case 14 ... Louver cylinder 15 ... Filter 16 ... Filter fitting groove 17 ... Filter fitting groove 18 ... Intake port 19 ... Multilayer disk fan 20 ... Motor 21 ... Motor rotating shaft 22 ... Ring shape Disc 23 ... Arm 24 ... Filter 25 ... Dust collection filter 26 ... Deodorizing filter 27 ... Ceiling plate 28 ... Bracket 29 ... Mounting panel 30 ... Mounting screw 31 ... Locking claw 32 ... Mounting screw 33 ... Roof lining sheet 34 ... Lighting light 35: lighting cover 36: filter access opening 37: closing plate

Claims (3)

[Claims] A large number of annular disks (22) positioned around a motor rotation shaft (21) are connected to a motor rotation shaft (21).
A multi-layer disc fan (19) arranged at regular intervals in the axial direction of the filter, and a filter (15) arranged in an annular shape by approaching the periphery of the multi-layer disc fan (19). Vehicle air purifier. 2. A large number of annular disks (22) positioned around the motor rotation shaft (21) are connected to the motor rotation shaft (21).
A multi-layer disc fan (19) arranged at regular intervals in the axial direction of the multi-layer disc fan, and a casing (1) accommodating the multi-layer disc fan (19) and having a ventilation portion (14) formed therearound.
1), a filter access opening (36) is provided in a part of the casing (11), and the filter access opening (36) is provided around the multilayer disk fan (19) via the filter access opening (36). An air purifier for a vehicle, characterized in that a mat-shaped filter (15) can be inserted and removed. 3. A casing (11), to which the multilayer disk fan (19) according to claim 1 or 2 is attached, via an existing room lamp mounting bracket (28) on the compartment ceiling. An air purifier for a vehicle, further comprising a room lamp provided on a lower surface of the casing (11).