JP5293731B2 - Blower for vehicle - Google Patents

Abstract

The utility model provides a blow-off device for a vehicle. The blow-off device enables space efficiency and mute performance to be good when arranged in front of a back seat. A rotation driving shaft part of a multi-blade fan device is arranged in a position obtained after a central line connecting an absorption mouth and a blow-off mouth is shifted downward a given size along the vertical direction of the vehicle, and the axial extending direction is enabled to be along the direction of the width of the vehicle. Compared with the upper surface of a central passageway protection cover, the rotation driving shaft part of a cylindrical blade part is shifted downward the given size to be internally installed after arranged in the position obtained after shifted the given size. Therefore, a multi-blade fan main body and the multi-blade fan device are enabled to be located in a lower position in the vertical direction compared with the central line connecting the absorption mouth and the blow-off mouth and the position of the upper surface of the central passageway protection cover, the route is set to be relatively long, and therefore inertia suction is improved.

Description

  The present invention relates to a vehicle air blower that can blow air-conditioned room air in a front seat toward a rear seat of a vehicle.

  2. Description of the Related Art Conventionally, there is known a console box provided with a duct portion for blowing air temperature-controlled by an air conditioner toward a rear seat of a passenger compartment as a vehicle cabin (see, for example, Patent Document 1). ).

  In such a case, the air guided into the duct portion inserted into the center console box provided between the driver's seat and the passenger seat in the passenger compartment is passed through the center console box located in front of the rear seat. It is configured to send out by a fan device provided at the end.

JP-A-2005-153802

  However, in such a conventional vehicle blower, since the duct portion must be inserted into the center console box, the storage space may be reduced, and the driver seat and passenger seat in the passenger compartment may be reduced. Depending on the space for inserting the duct portion between them or the dimensions in the vehicle width direction where the propeller-shaped fan device is installed, it is difficult to obtain a desired air volume unless this fan device is rotated at high speed. There was a case.

  SUMMARY OF THE INVENTION Accordingly, the present invention is to provide a vehicle air blower that has good space efficiency when installed in front of a rear seat and is excellent in quietness.

  In order to achieve the above object, in the vehicle blower according to the present invention, the rotational drive shaft portion that rotationally drives the sirocco fan in the housing provided at the rear portion of the center console has a shaft extending direction in the vehicle width direction. In addition, the vehicle air blower is provided at a position offset downward in the vehicle vertical direction from the line connecting the suction port and the air outlet.

  In the vehicle blower device of the present invention, the rotational drive shaft portion has a shaft extending direction along the vehicle width direction, and from the line connecting the suction port and the air outlet in the vehicle vertical direction, It is provided at a position offset to the lower side.

  For this reason, the outer diameter dimension of the sirocco fan can be set large, and a sufficient air volume can be obtained by low-speed rotation operation, so that noise accompanying driving can be reduced and the dimension required in the vehicle width direction can be reduced, Space efficiency can be improved.

  Further, the distance from the inlet to the sirocco fan can be set longer in the housing than when the rotary drive shaft is positioned on the line connecting the inlet and the outlet. Therefore, it is possible to improve the air blowing efficiency and make another member such as a duct member unnecessary.

It is a perspective view explaining the whole structure which looked at the front from the rear seat of the passenger compartment in the state which removed the front seat in the air blower for vehicles of an embodiment of the invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a vehicular air blower for explaining a configuration of a main part in the vehicular air blower according to the embodiment. FIG. 2 is a longitudinal sectional view of a position along the line A-A in FIG. 1, explaining the configuration of each part in the vehicle blower of the embodiment. It is a perspective view which shows the external appearance of a housing | casing in the vehicle air blower of embodiment. FIG. 5 is a cross-sectional view taken along the line BB in FIG. 4 in the vehicle blower according to the embodiment. FIG. 5 is a cross-sectional view taken along the line CC in FIG. 4 in the vehicle blower according to the embodiment. FIG. 5 is a cross-sectional view taken along the line DD in FIG. 4 in the vehicle blower according to the embodiment. It is a longitudinal cross-sectional view explaining the structure of the case of the sirocco fan vicinity in the air blower for vehicles of embodiment. FIG. 3 is an enlarged perspective view of the vicinity of the suction port in the vehicle blower according to the embodiment. It is the partially permeable front view which looked at the case provided in the housing | casing from the vehicle downward direction in the air blower for vehicles of embodiment. In the vehicle blower of the embodiment, the configuration of the drive motor provided in the housing and the sirocco fan main body will be described, and a sectional view taken along the line EE in FIG. is there.

  Hereinafter, a vehicle blower according to an embodiment of the present invention will be described with reference to FIGS. 1 to 11.

  First, the overall configuration will be described with reference to FIGS. 1 to 4. In the vehicle blower of this embodiment, a front seat provided as a pair on the left and right sides of a passenger compartment 2 as a compartment of the vehicle 1. A center console 4 is provided between the three.

  At the rear portion 4a of the center console 4 and at a front position of the rear seat 5, a housing 6 provided integrally with side plates 4b and 4b constituting a part of the center console 4 is disposed.

  The housing 6 is sent out from the front cover member 7 provided with a suction port 8 for sucking air having an atmosphere (temperature, humidity, fragrance, etc.) mainly in the front seat space portion, and the inside of the housing 6. The air outlets 9 for distributing the air in the direction of the rear seat 5 have a rear cover member 10 provided in a column in the vertical direction of the vehicle.

  Of these, a downward louver member 11 as shown in FIG. 9 is fitted into the suction port 8 of the front cover member 7.

  The downward louver member 11 is provided with a large number of lateral louvers 11a and vertical louvers 11b in a lattice shape so as to be integrated with the inner surface of a substantially rectangular frame 11c in front view. It is configured.

  Among these, the lateral louvers 11a... Are given a predetermined inclination angle α (α = about 0.1 to 60 degrees, preferably 10 to 30 degrees) in a downward direction toward the front of the vehicle. The horizontal louvers 11a are arranged in parallel at substantially equal intervals in the vertical direction of the vehicle, and are supported in a lattice shape by the vertical louvers 11b provided on the inner side.

  As shown in FIGS. 1 and 2, multi-directional louver members 12 and 12 that can be closed are mounted on the air outlets 9 and 9 formed in the rear surface portion 10a of the rear cover member 10, respectively. At the same time, a fan speed changeover switch 13 is provided below the multidirectional louver members 12 and 12 so as to line up with the multidirectional louver members 12 and 12 in a line.

  The multidirectional louver members 12 and 12 have movable valve lids that can be individually opened and closed and the direction of air distribution can be changed by the angle change operation of the rear seat occupant. As shown by the solid line, the vehicle up-down direction or as shown by the two-dot chain line in FIG. It is comprised so that the wind direction of the ventilation from the multidirectional louver members 12 and 12 can be changed.

  Further, the fan speed changeover switch 13 rotates the dial type knob 13a to stop the fan speed (OFF), in a multistage variable speed rotation driving state such as strong wind or low wind, or in a continuously variable speed rotation. It is configured so that a selection operation can be performed in any one of the driving states.

  In the vehicle blower of this embodiment, as shown in FIG. 2, the rear surface portion 10a in which the air outlets 9 and 9 of the rear cover member 10 are formed is inclined toward the vehicle lower side.

For this reason, it is possible to secure an installation space that can be connected to the rear surface portion 10a so as to line up with the multidirectional louver members 12 and 12 provided at the air outlets 9 and 9 in a line.
As shown in FIG. 3, a sirocco fan device 14 having a substantially spiral shell-like appearance in a side view and air blown from the sirocco fan device 14 are sent to the inside of the housing 6. 9 and 9 are provided with an air distribution duct member 15 that distributes air evenly in the vertical direction.

  Among these, the sirocco fan device 14 can be divided into left and right, and inner cases 14a and 14a in which an outlet side opening 14b communicating with the air outlet 9 is formed via the air distribution duct member 15. And an outer case 14c having an inlet side opening 14d connected to the suction port 8 is provided.

  Further, between the left and right outer surfaces 14e and 14e of the inner cases 14a and 14a covered by the outer case 14c, there are two flows in the vehicle width direction left and right before the inner cases 14a and 14a. The front seats 3 in the passenger compartment 2 are separated from the internal communication openings 14f and 14f formed in the left and right outer surfaces 14e and 14e, respectively, into the inner cases 14a and 14a. A pair of left and right introduction passages 14g and 14g for introducing air in the vicinity of 3 are formed in communication (see FIG. 4).

  The total area of the channel cross-sectional areas of the pair of left and right introduction paths 14g, 14g in this embodiment is equal to or larger than the channel cross-sectional area of the suction port 8 so that the suction resistance does not increase. It is configured.

  Also, the air that is distributed from the inside of the inner cases 14a, 14a to the outlets 9, 9 through the air distribution duct member 15 connected to the outlet side opening 14b is indicated by a two-dot chain line in FIG. As shown, the air distribution direction is adjusted when passing through the throttle portion 14h formed integrally with the outlet side opening 14b.

  In other words, the throttle portion 14h has a resistance plate portion 14i that extends in the vertical direction and bulges to a position covering the lower half of the outlet 9, 9 or the outlet-side opening 14b. A tongue-like air volume adjusting throttle 14j is formed by cutting out from the upper edge of the resistance plate portion 14i in the vertical direction dimension h and gradually changing the width direction dimension w of each part in accordance with the cutting position.

  Further, a central separation bridge-like portion 15b is formed so that the upper and lower communication passages 15a and 15a are separated at a substantially central portion in the vertical direction between the upper and lower communication passages 15a and 15a. Are provided along the vehicle width direction.

  Then, the air distribution that has passed through the narrowed portion 14h of the outlet side opening 14b is distributed to the upper and lower outlets 9 and 9 approximately evenly in the vertical direction around the central separation bridge 15b. Thus, the vertical dimension h of the notch of the tongue-shaped air volume adjusting throttle 14j and the vertical dimension h so that the air is distributed toward the central position in the vertical direction of the tongue-shaped air volume adjusting throttle 14j. The width direction dimension w of the part is set.

  Further, the sirocco fan device 14 includes a drive motor 16 that is built sideways in the inner cases 14a and 14a and the outer case 14b with the motor shaft 16a extending along the vehicle width direction of the vehicle 1. Is provided.

  The drive motor has a rotation drive shaft portion 17a that is directly connected to the motor shaft 16a and rotates by the motor rotation driving force of the drive motor 16, and rotates as the rotation drive shaft portion 17a rotates. A sirocco fan main body 17 is connected as a multi-blade fan member.

  As shown in FIG. 11, the sirocco fan main body 17 is provided with the small-diameter cylindrical rotation drive shaft portion 17a that is externally fitted to the motor shaft 16a and rotates together.

  The rotational drive shaft portion 17a has a shaft extending direction in a direction coinciding with the motor shaft 16a extending direction so that the shaft extending direction is along the vehicle width direction.

  The sirocco fan main body 17 has a plurality of blades 17b as a multi-blade, and a plurality of blades 17b are arranged at a predetermined angle on the circumference over the entire circumference at regular intervals in the radial direction around the rotary drive shaft portion 17a. And the cylindrical blade | wing part 17c arranged in a cross-sectional shape and made into a large diameter cylindrical shape is provided.

  A plurality of rod-like spoke portions 17d are obliquely connected in the axial direction between the rotary drive shaft portion 17a and the cylindrical blade portion 17c, and are provided radially in front view.

  These spoke portions 17d are connected obliquely, so that gaps 17e are provided between the spoke portions 17d and 17d, respectively, so that the inflow of air is not hindered, and an umbrella shape (conical shape) is obtained. It is molded integrally.

  Furthermore, in this embodiment, as shown in FIG. 11, from each end face 17f, 17g of the sirocco fan main body 17, an edge 17h of the rotary drive shaft portion 17a and an edge 16b of the motor shaft 16a of the drive motor 16 are provided. The protruding dimensions w1 and w2 in the vehicle width direction are set so as to protrude so as to be substantially the same (w1 = w2), and the outer shapes of the outer case 14c and the inner cases 14a and 14a are The vehicle width direction is symmetrical.

  The center position in the vehicle width direction of the cylindrical blade portion 17c of the sirocco fan main body 17 is set inside the inner cases 14a and 14a so that air can be sucked and sent out from both sides of the sirocco fan main body 17 substantially uniformly. It is provided at the left and right center positions of the air delivery path 14k in the space.

  Therefore, as shown in FIG. 4, in the introduction passages 14g and 14g formed between the inner cases 14a and 14a and the outer case 14c, the same left and right flow passage areas can be obtained and smooth. The air introduced from the internal communication openings 14f, 14f is sent out by the rotational drive of the sirocco fan device 14, and the upper and lower outlets in the direction of the rear seat 5 with the same left and right air volume From, it is configured to be able to distribute the wind.

  As shown in FIG. 3, the rotational drive shaft portion 17 a of the sirocco fan device 14 has a predetermined dimension in the vehicle vertical direction from above the center line VL connecting the suction port 8 and the air outlet 9. The axis extending direction is provided along the vehicle width direction at DL1, the offset lower position CL.

  Furthermore, in this embodiment, the rotational drive shaft portion 17a of the cylindrical blade portion 17c is set to a predetermined dimension DL1 and an offset position CL, so that the rotational drive shaft portion as shown in FIG. 17a is offset below the upper surface of the center console 4 by a predetermined dimension DL2, so that substantially the entire sirocco fan main body 17 is connected between the suction port 8 and the air outlet 9. It is set so as to be positioned below the center line VL and the vehicle vertical direction position of the upper surface portion of the center console 4.

  Next, the effect of the vehicle air blower of this embodiment will be described.

  In the vehicle blower according to this embodiment, as shown in FIG. 3, the rotational drive shaft portion 17a is provided on the rear portion 4a of the center console with the shaft extending direction along the vehicle width direction. It is provided at a position offset downward from the center line VL connecting between the suction port 8 and the air outlet 9 in the vehicle vertical direction.

  For this reason, compared with the case where the rotational drive shaft portion 17a of the sirocco fan main body 17 is set on the center line VL, the outer diameter dimension d1 of the sirocco fan main body 17 is set to be large so that a sufficient air volume is obtained. Can be obtained by low-speed rotation drive.

  For this reason, the noise accompanying a rotational drive can be reduced.

  In addition, the outer diameter dimension d1 of the sirocco fan main body 17 is relatively limited as compared with the case where the rotary drive shaft portion 17a is disposed along the vehicle vertical direction, and the dimension required in the vehicle width direction is relatively small. It can be reduced to improve space efficiency.

  Further, as shown in FIGS. 10 and 11, the vehicle from each end face 17f, 17g of the sirocco fan body 17 to the end edge 17h of the rotary drive shaft portion 17a and the end edge 16b of the motor shaft 16a of the drive motor 16 is shown. The projecting dimensions w1 and w2 in the width direction are set to be substantially the same (w1 = w2).

  For this reason, the dimension of the drive motor 16 inserted inside the sirocco fan main body 17 can be set large, and it is inserted inside the cylinder constituted by the blades 17b of the sirocco fan main body 17, Even if the motor case of the driving motor 16 that is overlapped in the width direction is set large enough to obtain sufficient driving force, particularly driving torque, by the overlapped dimension, the dimension required in the vehicle width direction can be reduced. Can be reduced.

  Further, by setting the dimension overlapping with the drive motor 16 to be large, it is possible to increase the vehicle width direction length dimension, the width direction dimension and the quantity of each blade 17b of the cylindrical blade portion 17c, Furthermore, even with low-speed rotation drive, a sufficient amount of air can be obtained, contributing to noise reduction.

  Moreover, as shown in FIG. 3, the temperature-controlled air e1 in the vicinity of the front seat 3 that has passed between the horizontal louvers 11a of the downward louver member 11 of the suction port 8 is divided into two points within the housing 6. As indicated by a chain line, a rotational path is formed on a center line VL connecting a straight path L from the suction port 8 to the sirocco fan main body 17 between the suction port 8 and the blower port 9. It can be set longer than when the portion 17a is positioned.

  For this reason, as shown in FIG. 1, the air E0 having the temperature and humidity in the space portion of the front seats 3 and 3 is sucked into the intake air e1 in FIG. Even if a separate member such as a duct member is not required, the air blowing efficiency can be improved by increasing the air blowing amount.

  Furthermore, in this embodiment, as shown in FIG. 4, a pair of left and right introduction passages 14g, 14g in the vehicle width direction having a total cross-sectional area substantially the same as or larger than the flow passage cross-sectional area of the suction port 8. However, in front of the inner cases 14a and 14a, they are separated into two left and right passages in the vehicle width direction, and from the internal communication openings 14f and 14f formed in the left and right outer surfaces 14e and 14e, respectively. The air flows into the air delivery path 14k in the internal space of the inner cases 14a, 14a.

  As described above, the air in the vicinity of the front seats 3 and 3 in the passenger compartment 2 is a pair of left and right, and the left and right outer surfaces of the inner cases 14a and 14a through the symmetrical introduction paths 14g and 14g. 14e and 14e are communicated so as to bypass the outside, so that the path L with less ventilation resistance is set longer and air blowing efficiency can be improved.

  Moreover, in this embodiment, as shown in FIG. 2, the air sent out from the sirocco fan device 14 is evenly supplied to the air outlets 9 and 9 formed in a row in the rear cover member 10. .

  That is, the air blowing from the air delivery path k is adjusted so that the air is distributed around the central separating bridge 15b that divides the upper and lower communication passages 15a and 15a in the vehicle vertical direction. An aperture 14h is provided.

  In the throttle portion 14h, the upper edge of the resistance plate portion 14i located in the outlet side opening portion 14b of the inner cases 14a and 14a of the sirocco fan device 14 is partially cut away as shown in FIG. A shaped air volume adjustment aperture 14j is formed.

  The tongue-shaped air volume adjusting throttle 14j is set with the vertical dimension h and the width dimension w of each part, and the shape of the airflow e2 from the air delivery path 14k is optimized according to the shape. It can be sent out so as to be in contact with the center separating bridge 15b.

  Therefore, when the air flow e2 passes through the outlet side opening 14b having the resistance plate portion 14i and the throttle portion 14h, the air flow e3 that has a uniform air volume and speed in the vertical direction as shown in FIG. , E4 are distributed by the central separation bridge 15b, and substantially uniform air blows e3, e4 can be sent out from the air outlets 9, 9.

  Further, as shown in FIG. 11, in the vehicle width direction from the end faces 17f and 17g of the sirocco fan main body 17 to the end edge 17h of the rotary drive shaft portion 17a and the end edge 16b of the motor shaft 16a of the drive motor 16. Are set to be substantially the same (w1 = w2).

  For this reason, as shown in FIG. 10, the external shape of the sirocco fan device 14 is easily symmetrical with the center line from the inlet side opening 14d to the outlet side opening 14b with respect to the vehicle width direction. Can be.

  Moreover, the center position in the vehicle width direction of the cylindrical blade portion 17c formed integrally with the blades 17b for blowing air from the sirocco fan main body 17 coincides with the center line SL connecting the suction port 8 and the air outlet 9 Therefore, the airflows e3 and e4 distributed to the upper and lower outlets are also symmetrical and have almost no airflow unevenness.

  Further, in this embodiment, as shown in FIG. 1, multi-directional louver members 12, 12 that can be closed are attached to the air outlets 9, 9 formed in the rear surface portion 10a of the rear cover member 10, respectively. Has been.

  Further, at the lower position of these multi-directional louver members 12, 12, the rear surface portion 10a having the same inclination angle is arranged so that the fan speed changeover switch 13 is aligned with these multi-directional louver members 12, 12. It is provided with a good appearance quality.

  For this reason, the fan speed change-over switch 13 is arranged in a row along with the multi-directional louver members 12 and 12 of the outlets 9 and 9 formed in the rear surface portion 10a inclined toward the lower side of the vehicle. It is arranged at a position extending rearward of the vehicle.

  Accordingly, along with the air distribution by adjusting the angles of these multidirectional louver members 12 and 12, the dial type knob 13a of the fan speed changeover switch 13 is operated to adjust the air volume either left or right of the rear seat 5. It can be performed by a passenger sitting on the seat, and the operability is good.

  Further, in this embodiment, the fan speed change-over switch 13 is provided at a position that protrudes most rearward of the vehicle on the rear surface portion 10a inclined toward the vehicle lower side. Dial operation is easy.

  In the downward louver member 11 of this embodiment, a large number of horizontal louvers 11a and vertical louvers 11b are formed in a lattice shape so as to be integrated with the inner surface of a substantially rectangular frame 11c in front view. Is provided.

  Further, a predetermined inclination angle α is given to the lateral louvers 11a...

  For this reason, it is difficult for dust, dust, or a hybrid thereof to interfere with the numerous horizontal louvers 11a ... and the vertical louvers 11b ... provided in this lattice shape and enter the inside of the housing 6. At the same time, the air E0 in the vicinity of the front seat 3 of the passenger compartment 2 ascends immediately after being introduced into the housing 6, as indicated by the two-dot chain line in FIG. Thus, the path L of the air e1 passing through the introduction path 14g can be further extended, and the inertial suction can be effectively performed.

  Furthermore, in this embodiment, as shown in FIG. 1 or FIG. 2, multi-directional louver members 12 and 12 each having a movable valve lid are provided at the air outlets 9 and 9, respectively.

  For this reason, the occupant of the rear seat 5 can change the opening and closing and the air distribution direction individually by changing the angle of these multi-directional louver members 12 and 12 or performing an operation such as closing, as shown in FIG. As indicated by the solid line, the upper and lower multi-directional louver members 12 and 12 are individually provided in the vehicle vertical direction or as indicated by the two-dot chain line in FIG. Alternatively, the wind direction of the air can be changed simultaneously at the upper and lower multidirectional louver members 12 and 12.

  Accordingly, the fan speed changeover switch 13 and the multidirectional louver members 12 and 12 can be combined to adjust the air volume at the same time as the wind direction, and various air blows according to the passenger's preference of the rear seat 5 can be performed. You can adjust.

  Although the embodiment of the present invention has been described in detail with reference to the drawings, the specific configuration is not limited to the vehicle blower of this embodiment, and the design does not depart from the gist of the present invention. Such modifications are included in the present invention.

  That is, in the vehicle blower of the embodiment, the pair of left and right introduction paths 14g, between the inner cases 14a, 14a and the outer case 14c, with the rotational drive shaft portion 17a along the vehicle width direction. Although 14 g is provided and described in which the path L is set to be long, the present invention is not limited to this, and the inside of the inner case 14 a is formed with a plurality of openings on at least the left and right outer side surfaces 14 e. If the rotational drive shaft portion 17a is offset from the center line VL, such as the one that flows into the inner space of the inner cases 14a, 14a from the communication opening portion 14f or the internal communication opening portion formed in another portion. For example, the inner case 14a and the outer case 14c of any shape may be used, and the shape, quantity, and material of the blades 17b of the sirocco fan main body 17 are particularly limited. Not to.

  Further, the sirocco fan main body 17 is positioned below the center line VL connecting between the suction port 8 and the air outlet 9 of the sirocco fan device 14 and in the vertical direction from the position of the upper surface of the center console 4. L is set long, but not limited to this. For example, if it is offset from the center line VL, for example, the sirocco fan main body 17 may be positioned upward in the vertical direction, and the path L is set long. The position, shape, quantity, and material of the sirocco fan main body 17 and the sirocco fan device 14 are not particularly limited as long as inertial suction is increased.

  In the said embodiment, although demonstrated using what was applied ahead of a rear seat as a vehicle air blower of this invention, it is not restricted to the rear seat of the 2nd row, for example, how after the 3rd row. It may be a rear seat, may be a vehicle air blower used in any location of an automobile such as the left in the vehicle width direction, near the right inner wall, and the like, and the drive source of the vehicle 1 is also an internal combustion engine Of course, the vehicle may be an electric vehicle, a hybrid car, or the like, without being limited to those by an engine.

1 Vehicle 2 Passenger's room (cabin)
3 Front seat 4 Center console 4a Rear portion 5 Rear seat 6 Housing 8 Suction port 9 Outlet 11 Downward louver member 11a Lateral louver 12 Multidirectional louver member 13 Fan speed changeover switch 14 Sirocco fan device (sirocco fan)
14a, 14a inner case (part of case)
14b Outlet side opening 14c Outer case 17 Sirocco fan main body 17a Rotation drive shaft portion 17c Cylindrical blade portion 17f, 17g End face α in the vehicle width direction Inclination angle CL Offset lower position VL Center line

Claims (5)

At the rear of the center console located between the front seats of the passenger compartment, the suction port that sucks in air in the front seat space and the rotation drive shaft rotate around the rotation drive shaft in the housing provided in front of the rear seat A vehicle blower device having a sirocco fan that is driven to deliver sucked air, and a pair of air outlets that distribute the sent air toward the rear seat,
The rotational drive shaft is provided at a position offset in the vehicle vertical direction from the line connecting the suction port and the pair of outlets, and the shaft extending direction is provided along the vehicle width direction ,
The pair of air outlets are provided in tandem in the vehicle vertical direction,
A throttle part for adjusting the air to be sent out from the sirocco fan to be evenly supplied to each outlet is formed in the outlet side opening of the case of the sirocco fan, and a part of the throttle part is A vehicle blower characterized in that, in the vertical dimension, the width dimension of each part is changed according to the cutting position . The vehicle blower according to claim 1 , wherein the projecting dimensions of the sirocco fan from the end face in the vehicle width direction are set to be the same . The blowout opening formed in the rear surface portion of the casing and a fan speed changeover switch capable of adjusting a rotation speed of the sirocco fan are provided so as to be arranged in a line in the vertical direction. The air blower for vehicles as described in 1 or 2. 4. A downward louver member provided with a lateral louver inclined at a predetermined inclination angle [alpha] toward the vehicle front downward is fitted to the suction port . The air blower for vehicles according to one item. The vehicle blower according to any one of claims 1 to 4, wherein a multi-directional louver member capable of being closed is fitted to the air outlet .