WO2020031630A1 - Unité de soufflante et structure de montage associée - Google Patents

Unité de soufflante et structure de montage associée Download PDF

Info

Publication number
WO2020031630A1
WO2020031630A1 PCT/JP2019/027980 JP2019027980W WO2020031630A1 WO 2020031630 A1 WO2020031630 A1 WO 2020031630A1 JP 2019027980 W JP2019027980 W JP 2019027980W WO 2020031630 A1 WO2020031630 A1 WO 2020031630A1
Authority
WO
WIPO (PCT)
Prior art keywords
blower unit
boss
blower
case
bosses
Prior art date
Application number
PCT/JP2019/027980
Other languages
English (en)
Japanese (ja)
Inventor
光一郎 松本
才明 松本
浩二 久山
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Publication of WO2020031630A1 publication Critical patent/WO2020031630A1/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps

Definitions

  • the present invention relates to a blower unit that discharges generated airflow by driving a centrifugal fan with a motor, and particularly relates to a blower unit characterized by its mounting structure and its mounting structure.
  • a blower unit in which a motor and a centrifugal fan are housed in a blower case and discharges an airflow generated by the centrifugal fan by rotation of the motor from an exhaust port provided on a peripheral wall of the blower case is widely used for cooling various devices. ing.
  • the blower unit needs to be fixed at a predetermined position in order to stably flow the airflow to the equipment to be cooled.
  • Patent Literature 1 a blower case and a plurality of fixed mounting legs each having a through hole for screwing are integrally formed, and the fixed mounting legs are screwed to a mounting base to form a blower unit.
  • a configuration that is fixed at a predetermined position is disclosed.
  • the present invention has been made in view of such a point, and an object of the present invention is to provide a blower unit that can be mounted on a base with the same structure when the mounting position or mounting angle of the base is changed.
  • a blower unit includes a blower case having an exhaust port for discharging airflow, a motor housed in the blower case and having a rotating shaft extending in a predetermined direction, A centrifugal fan housed in a blower case and rotatably connected to a rotation shaft of the motor, the blower unit being attached to a base provided separately from the blower case,
  • the case includes a hollow device housing portion, and a cylindrical airflow discharge portion provided with the exhaust port at a front end, a rear end communicating with the device housing portion, and extending in a direction intersecting the predetermined direction.
  • the blower unit mounting structure according to the present invention is characterized in that the blower unit is mounted and fixed to the base.
  • the blower unit can be easily attached to the attachment leg.
  • the blower unit of the present invention it is possible to suppress an increase in design man-hours and an increase in manufacturing cost of the blower unit. Further, according to the blower unit mounting structure of the present invention, the blower unit can be easily mounted on the mounting leg.
  • FIG. 1 is a perspective view showing an attachment structure in which a blower unit according to Embodiment 1 of the present invention is attached to a vehicle.
  • FIG. 2 is a schematic cross-sectional view taken along line II-II of FIG.
  • FIG. 3 is a side view of the blower case.
  • FIG. 4 is a side view of the blower case according to the first modification.
  • FIG. 5A is a side view of a blower case according to the second modification.
  • FIG. 5B is another side view of the blower case according to the second modification.
  • FIG. 6A is yet another side view of the blower case according to the second modification.
  • FIG. 6B is another side view of the blower case according to the second modification.
  • FIG. 7 is a side view of the blower case according to the third modification.
  • FIG. 8 is another side view of the blower case according to the third modification.
  • FIG. 9 is a diagram of the blower case according to Modification 4 as viewed from obliquely below.
  • FIG. 10A is a side view of the blower case according to the fifth modification.
  • FIG. 10B is another side view of the blower case according to the fifth modification.
  • FIG. 11A is a side view of a blower case according to Modification 6.
  • FIG. 11B is another side view of the blower case according to the sixth modification.
  • FIG. 12A is a schematic diagram illustrating an outline of a boss according to Embodiment 2 of the present invention.
  • FIG. 12B is a schematic diagram illustrating an outline of another boss according to the second embodiment.
  • FIG. 1 is a perspective view of a mounting structure in which a blower unit according to the present embodiment is mounted on a vehicle
  • FIG. 2 is a schematic cross-sectional view taken along line II-II of FIG. 1
  • FIG. 3 is a side view of a blower case.
  • the direction in which the rotation shaft 33a of the motor 30 extends may be referred to as the Z direction
  • the vertical direction as the Y direction
  • the direction orthogonal to the Y and Z directions as the X direction In the Y direction, the lower side of the vehicle 200 may be referred to as “lower”, and the opposite side may be referred to as “upper”.
  • illustration of the boss 20 and the like is omitted.
  • the blower unit 100 includes a blower case 10, a motor 30, and a centrifugal fan 40, and the motor 30 and the centrifugal fan 40 are housed inside the blower case 10.
  • the blower unit 100 is disposed in the vehicle 200 such that the exhaust port 16 faces a storage battery (not shown) that is a device to be cooled. Further, the plurality of bosses 20 provided on the side wall 12 of the blower case 10 are engaged with the plurality of engaging clips (engaging portions) 60 and 61 provided on the mounting leg (base) 50. , The blower unit 100 is mounted and fixed to the mounting leg 50.
  • the mounting leg 50 is mounted on a frame 210 of the vehicle 200 and fixed at a predetermined position in the vehicle 200. That is, the blower unit 100 fixed to the mounting leg 50 is disposed at a predetermined position in the vehicle 200 such that the airflow discharged from the exhaust port 16 is blown against the storage battery.
  • the mounting leg 50 and the blower case 10 are separately formed, and the mounting leg 50 is made of a metal material such as stainless steel or an aluminum alloy.
  • the motor 30 has a stator 32 and a rotor 33 in a motor case 31.
  • the stator 32 is disposed radially outside the rotor 33 at a predetermined interval from the rotor 33.
  • the rotor 33 has a rotation shaft 33a extending in the Z direction at its axis.
  • the centrifugal fan 40 is a resin member having a cylindrical shape when viewed from the Z direction, and has a plurality of blades 41 provided at predetermined intervals on an inner periphery.
  • the bottom 42 has an umbrella shape and has an opening 42a at the center.
  • the rotating shaft 33a is inserted through the opening 42a, and the centrifugal fan 40 is connected to the rotating shaft 33a of the motor 30 so as to rotate integrally therewith by a nut (not shown).
  • the blower case 10 is a hollow member formed by molding a resin, and has a device housing portion 11 for housing the motor 30 and the centrifugal fan 40 and an exhaust port 16 for discharging airflow at a front end, and a device housing portion at a rear end. And an airflow discharge section 14 provided with a communication portion 17 with the airflow discharge section 11.
  • the device accommodating section 11 and the airflow discharging section 14 are usually integrally formed of resin.
  • the device housing portion 11 has a circular box-like outer shape, and is composed of side walls 12 facing each other and a peripheral wall 13 connecting between the outer peripheries of these side walls 12.
  • a plurality of bosses 20 are provided in the vicinity of the outer periphery of the device housing 11 at predetermined intervals along the outer periphery.
  • the boss 20 is a columnar member integrally formed with the blower case 10.
  • the boss 20 is provided so as to extend from the side wall 12 of the device housing portion 11 toward the outside of the blower case 10 along the Z direction. I have.
  • the airflow discharge unit 14 is a cylindrical member that discharges the airflow generated by the rotation of the centrifugal fan 40 from the exhaust port 16 and extends in a direction that forms a predetermined angle with the X direction.
  • a boss 20 is also provided on the side wall 15 of the airflow discharge unit 14.
  • engagement clips 60, 61 having a shape in which the upper part in the Y direction is open are provided on the attachment leg 50 at a predetermined interval.
  • the engagement clips 60 and 61 are metal members having a predetermined rigidity. However, as long as the required specifications regarding rigidity and strength are satisfied, it may be formed of resin or the like.
  • the blower unit 100 is fixed to the mounting leg 50 by the holding force and the force by which the engaging clips 60 and 61 support the boss 20 from below in the Y direction.
  • the blower unit 100 includes the blower case 10, the motor 30 housed in the blower case 10, and having the rotating shaft 33a extending in the Z direction, and being integrally rotatably connected to the rotating shaft 33a. Centrifugal fan 40 provided.
  • the blower unit 100 is mounted on a mounting leg (base) 50 provided separately from the blower unit.
  • the blower case 10 includes a hollow device accommodating portion 11, and an exhaust port 16 for discharging an airflow at a front end, and a tubular airflow discharging portion 14 having a rear end communicating with the device accommodating portion 11. I have.
  • the blower unit extends in the Z direction and is engaged with engagement clips (engaging portions) 60 and 61 provided on the mounting leg portion 50.
  • a plurality of bosses 20 for mounting and fixing 100 are provided.
  • blower unit 100 having such a configuration, even when the mounting position or the mounting angle of the mounting leg portion 50 is changed in the vehicle 200, the design change of the blower case 10 becomes unnecessary, and the specification of the blower case 10 Can be standardized. Thus, it is possible to suppress an increase in design man-hours and an increase in design cost of the blower unit 100. Further, it is not necessary to newly set up a mold for molding the blower case 10 for each different specification, so that an increase in the manufacturing cost of the blower unit 100 can be suppressed.
  • a boss 20 is formed so as to extend from the side walls 12 and 15 of the blower case 10 in the direction of the rotation axis of the motor 30, and the boss 20 is engaged with engagement clips 60 and 61 provided on the mounting leg 50.
  • the unit 100 can be easily attached to the attachment leg 50.
  • the boss 20 and the blower case 10 may be formed separately, and the boss 20 may be attached to the blower case 10 later.
  • a plurality of holes may be provided at predetermined intervals on the side walls 12 and 15 of the blower case 10, and the boss 20 may be inserted into these holes.
  • cylindrical members may be provided at predetermined intervals on the peripheral wall 13 of the device housing portion 11, and the boss 20 may be inserted into these cylindrical members.
  • the blower case 10 and the boss 20 are integrally formed, it is not necessary to separately position and attach the boss 20 to the blower case 10, thereby suppressing an increase in the manufacturing cost of the blower unit 100.
  • the boss 20 need not be cylindrical. As long as the strength can be ensured, it may be cylindrical, prismatic or prismatic. By making the boss 20 cylindrical or cylindrical, the degree of freedom in the direction in which the boss 20 is inserted into the engagement clips 60 and 61 is increased, and the versatility of the blower case 10 can be increased.
  • FIG. 4 shows a side view of a blower case according to this modification.
  • FIG. 4 also shows engagement rings 62 and 63 provided on the mounting leg 50.
  • a plurality of prism-shaped bosses 21 and 22 are provided at predetermined intervals along the outer periphery of the device housing portion 11.
  • the boss 21 is provided on the side wall 15 of the airflow discharge unit 14, and the boss 22 is provided on a communication portion 17 between the device housing portion 11 and the airflow discharge portion 14 (hereinafter simply referred to as a communication portion 17).
  • the boss 21 is provided so as to extend from the side wall 15 of the airflow discharge portion 14 toward the outside of the blower case 10 along the Z direction, and the boss 22 extends from the communication portion 17 along the Z direction. It is provided so as to extend toward the outside.
  • the engagement rings 62 and 63 provided on the attachment leg 50 are rectangular annular members, and the bosses 21 and 22 are inserted and engaged with the engagement rings 62 and 63, respectively, so that the blower unit 100 is attached to the attachment leg. It is attached and fixed to the part 50. By engaging the bosses 21 and 22 with the engagement rings 62 and 63 in this manner, the exhaust port 16 is directed in the X direction, and the airflow discharge portion 14 is disposed on the lower side in the Y direction. The blower unit 100 is attached to the attachment leg 50.
  • the bosses 21 and 22 are inserted through the engagement rings 62 and 63, respectively, and the bosses 21 and 22 are hooked on the inner wall surfaces of the engagement rings 62 and 63 below the Y direction. 22 is engaged with the engagement rings 62 and 63. This eliminates the need to apply an external force to push the tip end apart as in the case of the engagement clips 60 and 61, and the work of attaching the blower unit 100 is further simplified.
  • the bosses 21 and 22 have a prismatic shape, but are not particularly limited to this.
  • it may be cylindrical or cylindrical.
  • the engagement rings 62 and 63 may have another shape, for example, an annular shape.
  • FIG. 5A is a side view of a blower case according to the present modification
  • FIG. 5B is another side view of the blower case
  • 6A and 6B show still another side view of the blower case, respectively.
  • 5A to 6B also show engaging clips 60 and 61 provided on the mounting leg 50. Arrows shown in FIGS. 5A to 6B indicate directions in which bosses are attached to the engagement clips.
  • bosses are provided on the outer peripheral side of the blower case 10 at predetermined intervals.
  • the boss 21 is provided on the side wall 15 of the airflow discharge unit 14, and the boss 22 is provided on the communication portion 17.
  • the boss 23 is provided on the opposite side of the boss 22 with respect to the rotation shaft 33a, that is, on the opposite side of the communication portion 17, and the boss 24 is provided on the side closer to the exhaust port 16 than the boss 23.
  • the bosses 21 and 24 are cylindrical, and the bosses 22 and 23 are deformed semi-cylindrical shapes.
  • the bosses 21, 22a, 24 may have a cylindrical shape, and the boss 23 may have a deformed semi-cylindrical shape.
  • the bosses 21, 23a, and 24 may have a cylindrical shape, and the boss 22 may have a deformed semi-cylindrical shape.
  • all the bosses 21 to 24 may be cylindrical or semi-cylindrical. The shape of the boss is more preferable if it corresponds to the shape of the engaging clip to be attached, because the holding force is increased.
  • the boss 21 is provided so as to extend from the side wall 15 of the airflow discharge unit 14 toward the outside of the blower case 10 along the Z direction, and the boss 22 extends from the side wall 12 of the device accommodating unit 11 along the Z direction. It is provided so as to extend toward the outside of the blower case 10.
  • the bosses 23 and 24 are provided along the peripheral wall 13 of the device accommodating portion 11 and extend toward the outside of the blower case 10 along the Z direction. Note that the bosses 23 and 24 may be provided on the side wall 12 of the device housing section 11.
  • the position of the exhaust port 16 can be changed by engaging predetermined two bosses of the four bosses 21 to 24 with the engaging clips 60 and 61 of the mounting leg 50, respectively. Can be.
  • the bosses 21, 22, or 22a are engaged with the engagement clips 60, 61 to attach the blower unit 100 to the attachment legs 50, so that the exhaust port 16 is moved in the X direction.
  • the airflow discharge unit 14 can be arranged on the lower side in the Y direction.
  • the boss 23 or 23 a, 24 is engaged with the engagement clips 60, 61, respectively, and the blower unit 100 is attached to the attachment leg 50.
  • the airflow discharge unit 14 can be arranged in the X direction.
  • the direction and position of the exhaust port 16 of the blower unit 100 attached to the attachment leg 50 can be changed. Further, by engaging the engagement clips 60 and 61 with two bosses of the bosses 21 to 24, the blower unit 100 can be stably attached to the attachment leg 50. Note that one boss may be engaged with the engagement clip. Depending on the strength of the boss, the weight of the blower unit 100, and the like, the blower unit 100 can be mounted and fixed to the mounting leg 50 even if one engaging portion is engaged with one boss.
  • the boss to be engaged it is preferable to select a location near the center of gravity of the blower unit 100, particularly the center of gravity of the motor 30 having a large mass, as the boss to be engaged.
  • the boss 22 when the lower side in the Y direction is the gravitational direction, when the exhaust port 16 is oriented in the X direction and the airflow discharge unit 14 is arranged on the lower side in the Y direction, the boss 22 is used. It is preferable to engage the engaging clip 60.
  • FIGS. 6A and 6B when the exhaust port 16 is oriented downward in the Y direction and the airflow discharge section 14 is arranged in the X direction, the boss 24 and the engagement clip 60 may be engaged.
  • a plurality of bosses may be arranged at each of the positions where the bosses 21 to 24 are provided, and an engaging portion such as an engaging clip may be further provided on the mounting leg portion 50 in correspondence with the plurality of bosses.
  • angles of the engaging clips 60, 61 with respect to the bosses 21 to 24 are adjusted to be different from the angles shown in FIGS. 5A to 6B, and two of the bosses 21 to 24 are connected to the engaging clips 60, 61. 5A to 6B, the direction of the exhaust port 16 shown in FIGS. 5A to 6B can be rotated around the Z axis, and the degree of freedom in setting the position of the exhaust port 16 can be increased. Thereby, the degree of freedom of the mounting arrangement of the blower unit 100 to the mounting leg 50 can be increased.
  • FIG. 7 shows a side view of a blower case according to the present modification
  • FIG. 8 shows another side view of the blower case. 7 and 8, the engagement clips 60 and 61 provided on the mounting leg 50 are also shown. The arrows shown in FIGS. 7 and 8 indicate the direction in which the boss is attached to the engaging clips 60 and 61.
  • the number of bosses provided on the blower case 10 is different between the configuration shown in FIGS. 5 and 6 and the configuration of the present modification shown in FIGS. 7 and 8.
  • four bosses 21 to 24 are provided.
  • one boss is added, and five bosses 21 to 25 are provided in the blower case.
  • the added boss 25 is provided on the opposite side of the exhaust port 16 across the rotation shaft 33a. More specifically, it is provided on the opposite side of the boss 21 across the rotation shaft 33a.
  • the position of the exhaust port 16 can also be changed by engaging two predetermined bosses of the five bosses 21 to 25 with the engaging clips 60 and 61 of the mounting leg 50.
  • the bosses 23, 25 and the engagement clips 60, 61 are respectively engaged to attach the blower unit 100 to the attachment legs 50, so that the exhaust port 16 is directed in the X direction.
  • the airflow discharge unit 14 can be arranged on the upper side in the Y direction.
  • the bosses 22, 25 and the engaging clips 60, 61 are respectively engaged to attach the blower unit 100 to the attachment legs 50, so that the exhaust port 16 faces upward in the Y direction, and The airflow discharge unit 14 can be arranged in the X direction.
  • the orientation and the position of the exhaust port 16 of the blower unit 100 attached to the attachment leg 50 as in the second modification. can be changed, and the degree of freedom in setting the direction and position of the exhaust port 16 can be further increased.
  • the blower unit 100 can be stably mounted on the mounting leg 50.
  • a boss located near the center of gravity of the blower unit 100 may be selected as in the second modification. For example, as shown in FIG.
  • the direction of the exhaust port 16 is adjusted. Can be rotated about the Z axis, similarly to the second modification.
  • the present invention is not particularly limited to this.
  • six or more bosses may be provided.
  • a boss may be provided at the position shown in FIGS. 5 and 6, and another boss may be provided at other positions.
  • a boss may be provided at the position shown in FIGS. 7 and 8, and another boss may be provided at other positions.
  • FIG. 9 is a diagram illustrating the blower case according to the present modification as viewed obliquely from below.
  • the number of bosses and the arrangement position thereof are different between the configuration shown in the present modification and the configuration shown in Modification 2.
  • FIG. Are provided with bosses 21 and 26, respectively.
  • the boss 21 and the boss 26 are located at positions overlapping each other when viewed from the Z direction.
  • Bosses 22 and 27 are provided on each of the side walls 12 facing each other in the communication portion 17.
  • the boss 22 and the boss 27 are located at positions overlapping each other when viewed from the Z direction.
  • bosses 23, 24, 28, and 29 are provided so as to extend toward the outside of the blower case along the peripheral wall 13 of the device housing portion 11, respectively.
  • the boss 23 and the boss 28 and the boss 24 and the boss 29 are located at positions overlapping each other when viewed from the Z direction.
  • the mounting leg 50 and the engaging clips 60 and 61 are provided on both sides of the blower case 10 along the Z direction.
  • the boss 21 and the boss 26 and the boss 22 and the boss 27 are provided on the side walls 12 and 15 of the blower case 10 facing each other, or the boss 23 and the boss 28 are provided on the peripheral wall 13 at positions facing each other.
  • the boss 24 and the boss 29 the positional stability of the blower unit 100 with respect to the mounting leg 50 in the Z direction can be enhanced.
  • the support strength of the mounting leg 50 supporting the blower unit 100 can be increased.
  • the boss located on one side wall may be engaged with the engagement clip.
  • the boss located on the side closer to the center of gravity of the blower unit 100 in other words, the side close to the center of gravity of the motor 30, be engaged with the engagement clip.
  • the boss provided on the side wall 15 of the blower case 10 closer to the motor 30 is removed.
  • the blower unit 100 may be attached to the attachment leg 50 by engaging with an engagement clip.
  • the boss 21 and the boss 26, and the boss 22 and the boss 27 are provided at positions where the side walls 12 and 15 of the blower case oppose each other when viewed from the Z direction.
  • the position 26 may be different from the Z direction.
  • the positions of the boss 22 and the boss 27 may be different from each other when viewed from the Z direction.
  • the boss 23 and the boss 28 and the boss 24 and the boss 29 provided at positions facing each other on the peripheral wall 13 may be located at different positions when viewed from the Z direction.
  • FIG. 10A is a side view of a blower case according to this modification
  • FIG. 10B is another side view of the blower case.
  • 10A corresponds to FIG. 5
  • FIG. 10B corresponds to FIG.
  • An arrow I in FIG. 10A indicates a direction in which the boss 21 is attached to the engaging clip 61
  • an arrow II in FIG. 10A indicates a direction in which the boss 22 is attached to the engaging clip 60. Is shown.
  • an arrow I shown in FIG. 10B indicates a direction in which the boss 24 is attached to the engaging clip 60
  • the engaging clips 60 and 61 are provided so as to extend in the Y direction and the tips thereof are located above the root in the Y direction.
  • the directions in which the two bosses are attached to the engaging clips 60 and 61 can be made the same as shown in FIGS.
  • the work of attaching the blower unit 100 to the leg 50 is simplified.
  • the supporting strength of the mounting leg 50 supporting the blower unit 100 can be increased.
  • the directions in which the two bosses are attached to the engagement clips 60 and 61 are different from each other.
  • the engaging clip 60 is provided so as to extend in the Y direction and the tip thereof is located above the root in the Y direction as in the configurations shown in FIGS. ing.
  • the direction in which the boss 22 is attached to the engagement clip 60 is also the same as the configuration shown in FIGS.
  • the engaging clip 61 is provided so as to extend in the X direction and the tip thereof is oriented in the X direction, and the boss 21 is attached to the engaging clip 61 from the X direction. Further, in the configuration shown in FIG.
  • the engagement clip 61 is provided so as to extend in the Y direction and the tip thereof is located above the root in the Y direction as in the configurations shown in FIGS. ing.
  • the direction in which the boss 23 is attached to the engagement clip 61 is also the same as the configuration shown in FIGS.
  • the engaging clip 60 is provided so as to extend in the X direction and the tip thereof is oriented in the X direction, and the boss 24 is attached to the engaging clip 60 from the X direction.
  • the bosses are attached.
  • the direction in which the engaging clip 60 or 61 is disengaged can be made different. This makes it difficult for the boss to come off from the engaging clip 60 or 61, and improves the stability when the blower unit 100 is mounted on the mounting leg 50.
  • the boss 21 is attached to the engagement clip 61, and then the boss 22 is attached to the engagement clip 60.
  • the work is slightly increased, but the load on the boss is reduced by half. This can reduce the risk of breakage of the boss during mounting.
  • FIG. 11A is a side view of a blower case according to this modification, and FIG. 11B is another side view of the blower case. 11A corresponds to FIG. 5, and FIG. 11B corresponds to FIG.
  • the configuration shown in the present modification is different from the configuration shown in Modification 5 in that the engaging clip 60 or 61 is changed to the engaging hook 64.
  • the engagement hook 64 is provided so as to extend in the X direction and have its tip directed in the X direction.
  • An arrow I shown in FIG. 11A indicates a direction in which the boss 21 is attached to the engaging hook 64
  • an arrow II shown in FIG. 11A indicates a direction in which the boss 22 is attached to the engaging clip 60. I have.
  • the arrow I shown in FIG. 11B indicates the direction in which the boss 24 is attached to the engagement hook 64
  • the arrow II shown in FIG. 11B is the direction in which the boss 23 is attached to the engagement clip 61. Is shown.
  • the boss 21 or 24 is pressed against the engagement hook 64 to engage with the engagement hook 64, thereby improving the attachment position accuracy of the blower unit 100 to the attachment leg 50.
  • the blower unit 100 is normally connected to an intake duct and an exhaust duct (both not shown) arranged in the vehicle 200 to cool the storage battery. Therefore, it is necessary for the blower unit 100 attached to the attachment leg 50 to perform alignment with these exhaust and intake ducts.
  • the bosses 21 to 24 and the engaging clips 60 and 61 are aligned to some extent. May be slightly shifted from the predetermined position.
  • the shape of the engagement hook 64 shown in this modification is not limited to the shape shown in FIGS. 11A and 11B. If the boss is pressed against the engagement hook 64 to position the blower unit 100 with respect to the mounting leg 50, the tip of the engagement hook 64 may have another shape. If the shape of the boss is another shape, for example, a prismatic shape, the tip shape of the engagement hook 64 can be changed so that the positioning accuracy is secured accordingly.
  • FIG. 12A is a schematic diagram of a boss according to the present embodiment
  • FIG. 12B is a schematic diagram of another boss. 12A and 12B, components other than the boss 21 provided on the blower case 10, the engaging boss 65 provided on the mounting leg 50, and the connecting member 80 are not shown or described.
  • engaging portions such as engaging clips 60 and 61, engaging rings 62 and 63, and engaging hooks 64 are provided on the mounting leg portion 50, and these engaging portions are
  • the blower unit 100 is attached to the attachment leg 50 by engaging any one of the bosses 20 to 29 provided on the blower case 10.
  • the engaging portion of the mounting leg 50 is the engaging boss 65, and the boss 21 provided on the blower case 10 and the engaging boss 65 are connected by the connecting member 80. . Note that at least one of the bosses 22 to 29 can be engaged with another engagement boss using the connecting member 80.
  • the boss 21, the engagement boss 65, and the connecting member 80 are formed separately from each other, and the connecting member 80 is a clip portion 80a whose rear end on the lower side in the Y direction is open.
  • the upper end in the Y direction is a ring portion 80b.
  • An intermediate portion between the clip portion 80a and the annular portion 80b has a shape in which two plate members opened at a predetermined width face each other.
  • the connecting member 80 is made of a metal material having a predetermined rigidity.
  • the connecting member 80 After the annular portion 80 b of the connecting member 80 is attached to the boss 21 of the blower case 10, the engaging boss 65 of the mounting leg 50 is clamped by the clip portion 80 a of the connecting member 80, so that the blower case is The 10 bosses 21 and the engagement boss 65 of the mounting leg 50 are connected. Thereby, the blower unit 100 is attached and fixed to the attachment leg 50.
  • the connecting member 80 for attaching and fixing the blower unit 100 to the attachment leg 50 separately from the blower case 10 and the attachment leg 50 not only the blower case 10 but also the attachment leg is provided.
  • the specifications of the unit 50 can also be shared. For example, by arranging a plurality of engaging bosses at predetermined positions of the mounting leg 50, other specifications can be made common. This can suppress an increase in the number of design steps and an increase in design cost of the mounting leg 50.
  • the connecting member 80 is made of a metal material having a predetermined rigidity, the connecting member 80 acts as a kind of a leaf spring, and absorbs vibration play generated between the mounting leg 50 and the blower unit 100, so that the mounting leg 50 is The blower unit 100 can be stably mounted on the vehicle, and noise generated by the vibration play can be reduced.
  • the attachment position of the connecting member 80 may be reversed from the configuration shown in FIG. 12A. That is, after the annular portion 80b of the connecting member 80 is attached to the engaging boss 65 of the attachment leg 50, the boss 21 of the blower case 10 may be sandwiched by the clip portion 80a of the connecting member 80.
  • the structure in which the blower unit 100 is mounted on the mounting leg 50 installed in the vehicle 200 has been described as an example.
  • the present invention is not particularly limited thereto.
  • the components of the blower unit 100 and the mounting leg 50 described in each of the above embodiments can be applied to a structure that can be mounted on a table.
  • the present invention is not limited to this, and it is also possible to form a new embodiment by combining the components described in the above embodiments including the modified examples.
  • the blower unit according to the present invention does not require a design change of the blower case even when the mounting position or the mounting angle of the base is changed, and the specifications of the blower case can be standardized. As a result, it is possible to suppress an increase in the number of design steps for the blower unit and an increase in manufacturing cost.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

La présente invention concerne une unité de soufflante 100 qui est pourvue de : un boîtier de soufflante creux 10 ; et un ventilateur centrifuge 40 qui est logé à l'intérieur du boîtier de soufflante 10 et qui est couplé de façon rotative et intégrée à un moteur 30 comportant un arbre rotatif 33a s'étendant dans une direction prescrite et sur l'arbre rotatif 33a, l'unité de soufflante étant montée sur une partie de patte de montage 50 qui est disposée séparément du boîtier de soufflante 10. Des parois latérales 12, 15 du boîtier de soufflante 10 sont pourvues d'un bossage 20 qui s'étend dans la même direction que l'arbre rotatif 33a et qui est destiné au montage et à la fixation de l'unité de soufflante 100 à la partie de patte de montage 50 via une mise en prise avec des pinces de mise en prise 60, 61.
PCT/JP2019/027980 2018-08-08 2019-07-16 Unité de soufflante et structure de montage associée WO2020031630A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018149738 2018-08-08
JP2018-149738 2018-08-08

Publications (1)

Publication Number Publication Date
WO2020031630A1 true WO2020031630A1 (fr) 2020-02-13

Family

ID=69414681

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/027980 WO2020031630A1 (fr) 2018-08-08 2019-07-16 Unité de soufflante et structure de montage associée

Country Status (1)

Country Link
WO (1) WO2020031630A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60171998U (ja) * 1984-04-24 1985-11-14 株式会社　武藤電機 送風機
JP2004047835A (ja) * 2002-07-12 2004-02-12 Ricoh Co Ltd 支持部材、ファン、画像形成装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60171998U (ja) * 1984-04-24 1985-11-14 株式会社　武藤電機 送風機
JP2004047835A (ja) * 2002-07-12 2004-02-12 Ricoh Co Ltd 支持部材、ファン、画像形成装置

Similar Documents

Publication Publication Date Title
WO2016194697A1 (fr) Soufflante et aspirateur
JP5865427B2 (ja) 圧縮機
US6612817B2 (en) Serial fan
US8147203B2 (en) Fan
JP5870155B2 (ja) 圧縮機
US10184492B2 (en) Axial flow fan
US7301253B2 (en) Vehicle electric fan motor with universal mount
US9985495B2 (en) Apparatus for mounting a motor such that vibrations are decoupled
JP6292241B2 (ja) 遠心ファン
WO2017017922A1 (fr) Unité de conditionnement en température, système de conditionnement en température et véhicule
US11951797B2 (en) Cooling pack assembly
WO2020031630A1 (fr) Unité de soufflante et structure de montage associée
JP3717803B2 (ja) 直列ファン
EP3657025B1 (fr) Rouet à écoulement tangentiel et ventilateur de refroidissement
JP2013024042A (ja) 軸流送風機
JP2019160660A (ja) 温度調和ユニット
US20200256349A1 (en) Impeller and centrifugal fan having the impeller
KR20140065026A (ko) 슬림형 공기 조화기
JP2008089197A (ja) 空調室内機
JP2009091962A (ja) 遠心ファン
KR20210013680A (ko) 축류팬 일체형 로터 및 그 제작방법
JP6956864B2 (ja) 空気調和機の室外機
KR102321973B1 (ko) 선풍기용 구동 어셈블리 및 이를 구비하는 선풍기
JP6463484B2 (ja) 空気調和機のファンモーター防振構造及び空気調和機の室内機
JP5315949B2 (ja) 空気調和機

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19847754

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19847754

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: JP