WO2011063548A1 - Ventilateur de plafond - Google Patents

Ventilateur de plafond Download PDF

Info

Publication number
WO2011063548A1
WO2011063548A1 PCT/CN2009/001318 CN2009001318W WO2011063548A1 WO 2011063548 A1 WO2011063548 A1 WO 2011063548A1 CN 2009001318 W CN2009001318 W CN 2009001318W WO 2011063548 A1 WO2011063548 A1 WO 2011063548A1
Authority
WO
WIPO (PCT)
Prior art keywords
fin
ceiling fan
cover part
motor
main body
Prior art date
Application number
PCT/CN2009/001318
Other languages
English (en)
Inventor
Jianqiang Zhao
Decong Yang
Zhijun Li
Kiminobu Yamamoto
Tetsuji Kawazu
Original Assignee
Panasonic Corporation
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 Panasonic Corporation filed Critical Panasonic Corporation
Priority to PCT/CN2009/001318 priority Critical patent/WO2011063548A1/fr
Publication of WO2011063548A1 publication Critical patent/WO2011063548A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/088—Ceiling fans

Definitions

  • the present invention relates to a ceiling fan suspended from a ceiling.
  • a ceiling fan of this kind has the following configuration.
  • a main body part suspended from a ceiling with a coupling part includes a blade and a motor.
  • a rotor of the motor is sandwiched between an upper motor cover and a lower motor cover each being made of a metal plate and having a hole for cooling.
  • the motor is surrounded by an upper main body cover and a lower main body cover each having a hole for cooling.
  • a fin for cooling is provided on the upper portion of the upper main body cover.
  • the stator, the rotor, and the coil constitute the motor as an outer rotor of the ceiling fan.
  • a core thickness of a stator or a rotor is increased, the temperature rise of a motor can be suppressed. In this case, however, necessary core materials are increased, causing the increase in cost and weight and the damage in the design property.
  • an air hole is provided in a yoke or a motor cover so as to dissipate heat of the motor by an airflow generated during operation of the ceiling fan.
  • a fin is provided outside a motor so as to cool an outer contour of the motor whose temperature is increased due to heat conduction from the vicinity of a coil as a heat source, so that the temperature rise is suppressed.
  • any of the methods have not been an efficient cooling method.
  • a ceiling fan of the present invention includes a coupling part fixed to a ceiling, a main body part provided on a lower portion of the coupling part, and a motor part provided on the main body part.
  • the motor part includes a coil part, an upper motor cover part covering the upper portion of the coil part, a lower motor cover part covering the lower portion of the coil part, and a rotor part located at the outer periphery of the coil part.
  • the rotor part is provided with a plurality of blades in the horizontal direction.
  • the upper motor cover part and the rotor part are provided integrally and rotatably to the coupling part.
  • a first space portion is provided between the upper motor cover part and the rotor part.
  • the upper motor cover part has a plurality of first and second holes. The second holes are located at the outer periphery relative to the first hole.
  • a plurality of fins are provided on the lower surface of the upper motor cover part.
  • the upper motor cover part, the lower motor cover part, and the rotor part are rotated integrally around the coupling part. Since a plurality of fins are provided on the lower surface of the upper motor cover part, the fins are also rotated together with the upper motor cover part. Therefore, the heated air in the vicinity of the coil part is exhausted into the room from the second holes through the first space portion between the upper motor cover part and the rotor part. Then, the air in the room is absorbed into the motor from a plurality of first holes of the upper motor cover part. In other words, the heated air in the vicinity of the coil inside the motor part is exhausted into the room from the second hole through the first space portion.
  • the air in the room which has a temperature lower than that in the vicinity of the coil inside the motor part, is absorbed into the motor from a plurality of first holes of the upper motor cover part.
  • the heated air in the vicinity of the coil is efficiently exhausted.
  • the temperature rise in the coil part can be reduced.
  • Fig. 1 is an outline view showing a ceiling fan in accordance with a first exemplary embodiment of the present invention.
  • Fig. 2 is a sectional view showing a principal part of the ceiling fan.
  • Fig. 3 is an outline view showing a ceiling fan in accordance with a second exemplary embodiment of the present invention.
  • Fig. 4 is a sectional view showing a principal part of the ceiling fan.
  • Fig. 5 is an outline plan view showing a principal part of the ceiling fan.
  • Fig. 6 is a schematic view showing a principal part of the ceiling fan.
  • Fig. 7 is an enlarged view showing a principal part of the ceiling fan.
  • Fig. 8 is a graph showing an effect of temperature cooling of a motor of the ceiling fan.
  • Fig. 9 is an outline perspective view showing a principal part of the ceiling fan.
  • Fig. 1 is an outline view showing a ceiling fan in accordance with a first exemplary embodiment of the present invention
  • Fig. 2 is a sectional view showing a principal part of the ceiling fan.
  • the ceiling fan in accordance with the exemplary embodiment of the present invention includes coupling part 2 fixed to ceiling 1 and main body part 3 suspended on the lower portion of coupling part 2.
  • Main body part 3 includes motor part 4, blades 5 , and lower main body cover part 25.
  • motor part 4 is suspended from ceiling 1 with shaft 26 as coupling part 2.
  • Blades 5 are provided on motor part 4.
  • Lower main body cover part 25 covers the lower surface of motor part 4.
  • Motor part 4 includes stator 9, coil part 6, and rotor part 10.
  • stator 9 is fixed to shaft 26 as coupling part 2, and has a substantially disk shape.
  • Coil part 6 is fixed to the peripheral edge of stator 9 and has a substantially annular shape.
  • Rotor part 10 is located at the outer periphery of coil part 6 and has a substantially annular shape.
  • Substantially bowl-shaped upper motor cover part 7 with the lower surface opened is provided above rotor part 10.
  • Substantially bowl-shaped lower motor cover part 8 with the upper surface opened is provided below rotor part 10.
  • Upper motor cover part 7, lower motor cover part 8, and rotor part 10 are integrally fixed by a rod member as connecting means 7a. That is to say, upper motor cover part 7 and rotor part 10 are integrally and rotatably provided on coupling part 2.
  • bearing 27 is fixed to the center of upper motor cover part 7 and lower motor cover part 8.
  • a plurality of blades 5, each having a substantially plate shape, are provided. Blades 5 are fixed to the upper surface of rotor part 10 in the horizontal direction. That is to say, motor part 4 includes coil part 6, upper motor cover part 7 covering the upper portion of coil part 6, and lower motor cover part 8 covering the lower portion of coil part 6, and rotor part 10 located at the outer periphery of coil part 6.
  • bearing 27 is inserted into and fixed to shaft 26, when motor part 4 is operated, upper motor cover part 7, lower motor cover part 8, rotor part 10, and a plurality of blades 5 are integrally rotated around shaft 26.
  • First space 10a is provided between upper motor cover part 7 and rotor part 10, and upper motor cover part 7 has a plurality of first holes 16a and a plurality of second holes 16b. Second holes 16b are located at the outer periphery relative to first holes 16a. A plurality of fins 11 are provided on the lower surface of upper motor cover part 7.
  • upper motor cover part 7, lower motor cover part 8, and rotor part 10 are integrally rotated around coupling part 2.
  • fins 11 are also rotated together with upper motor cover part 7.
  • the heated air in the vicinity of coil part 6 is exhausted into the room from second holes 16b through first space portion 10a between upper motor cover part 7 and rotor part 10.
  • the air in the room is absorbed into motor part 4 from a plurality of first holes 16a of upper motor cover part 7.
  • the heated air in the vicinity of coil part 6 inside motor part 4 is exhausted into the room from second holes 16b.
  • the air in the room which has a temperature lower than that in the vicinity of coil part 6 inside motor part 4, is absorbed into motor part 4 from a plurality of first holes 16a of upper motor cover part 7.
  • heat of the heated air in the vicinity of coil part 6 is efficiently wasted.
  • the temperature rise of coil part 6 can be reduced.
  • fin 11 is formed of plate 1 1a extending in the outer peripheral direction from the center of motor part 4.
  • a plurality of plates 11a as fins 11 extend radially on the lower surface of upper motor cover part 7.
  • fin 11 is disposed immediately above coil part 6.
  • a plurality of plates 11a extend radially on the lower surface of upper motor cover part 7 and located substantially annularly immediately above coil part 6.
  • a plurality of fins 11 are provided immediately above coil part 6 as a heat generating part of motor part 4. Therefore, even when the ceiling fan is operated and coil part 6 generates heat, the heated air in the vicinity of coil part 6 ascends to fin 11 part.
  • the heated air is efficiently exhausted into the room from second holes 16b through first space portion 10a. Furthermore, the air in the room is absorbed into motor part 4 from a plurality of first holes 16a of upper motor cover part 7. As a result, heat of the heated air in the vicinity of coil part 6 is wasted efficiently.
  • first holes 16a of upper motor cover part 7 are located in the center side of upper motor cover part 7 relative to fins 11.
  • a plurality of first holes 16a having a substantially circular shape are located substantially annularly in the center side of upper motor cover part 7 relative to fins 11 , that is, in the center side from coil part 6 as a heat generating part of motor part 4.
  • the heated air in the vicinity of coil part 6 is allowed to flow in the centrifugal direction. Then, the heated air is exhausted into the room from second hole 16b through first space portion 10a between upper motor cover part 7 and rotor part 10. Furthermore, the air in the room is absorbed into motor part 4 from a plurality of first holes 16a of upper motor cover part 7. In other words, the heated air in the vicinity of coil part 6 and the air in the room, which is absorbed into motor part 4 from first hole 16a of upper motor cover part 7, are allowed to flow in the centrifugal direction.
  • the heated air in the vicinity of coil part 6 is exhausted into the room from second holes 16b through first space portion 10a and heat of the heated air is wasted. Furthermore, a part of the air in the room, which is absorbed into motor part 4 from first holes 16a of upper motor cover part 7, is sent to coil part 6, so that coil part 6 can be cooled. As a result, heat of the heated air in the vicinity of coil part 6 is efficiently wasted, so that coil part 6 can be cooled. Thus, the temperature rise of coil part 6 can be reduced. [0023]
  • upper motor cover part 7 is made of metal and fin 11 is formed of raised part l ib of upper motor cover part 7. Specifically, upper motor cover part 7 made of metal is cut in a substantially U-shape. Then, raised part 1 lb surrounded by this cut portion is folded downward of upper motor cover part 7 so as to form fin 11. In other words, upper motor cover part 7 and fin 11 are integrally formed.
  • raised part l ib of fin 1 1 which is made of metal, is heated by the heated air in the vicinity of coil part 6.
  • the heat is conducted from raised part 1 lb to upper motor cover part 7 and dissipated from the upper surface of upper motor cover part 7.
  • the temperature rise of raised part l ib can be suppressed.
  • heat of coil part 6 can be efficiently conducted to upper motor cover part 7 by raised part l ib in the vicinity of coil part 6, the temperature rise of coil part 6 can be reduced.
  • Fig. 3 is an outline view showing a ceiling fan in accordance with the second exemplary embodiment of the present invention.
  • Fig. 4 is a sectional view showing a principal part of the ceiling fan.
  • Fig. 5 is an outline plan view showing a principal part of the ceiling fan.
  • Fig. 6 is a schematic view showing a principal part of the ceiling fan.
  • main body part 3 includes motor part 4, blades 5, lower main body cover part 25, and upper main body cover part 12 covering the upper surface of motor part 4.
  • Upper main body cover part 12 is made of resin and has a substantially bowl shape with the lower surface opened.
  • Upper main body cover part 12 has, in a center, a substantially circular-shaped coupling hole 28 through which shaft 26 as coupling part 2 passes.
  • a plurality of substantially elliptical-shaped holes 29 are formed substantially annularly.
  • first fins 11c that is, a plurality of flat-shaped first plates l id extending downward are provided.
  • First plate l id extends in the outer peripheral direction from the center of motor part 4, that is, extends radially and is disposed substantially annularly immediately above coil part 6.
  • Upper motor cover part 7 has a plurality of substantially circular-shaped communicating holes 16c of first holes 16a in the center thereof.
  • communicating holes 16c are located in the center side of upper motor cover part 7 relative to first fins 11c.
  • first plate l id extends to immediately above coil part 6 via fin hole 13. That is to say, first fin 11c is formed of first plate l id extending in the perpendicularly downward direction from upper main body cover part 12 via fin hole 13.
  • first plates l id as first fins 11c are provided immediately above coil part 6. Therefore, even when a ceiling fan is operated and coil part 6 generates heat, the heated air in the vicinity of coil part 6 ascends to the vicinity of first fins 1 1c. Then, by first fins 11c, heat of the heated air is efficiently dissipated into the room from first space portion 10a and outer peripheral holes 19. Then, the air in the room is absorbed into motor part 4 from a plurality of holes 29 of upper main body cover part 12 and a plurality of communicating holes 16c of upper motor cover part 7. As a result, heat of the heated air in the vicinity of coil part 6 is efficiently wasted. Thus, the temperature rise of coil part 6 can be reduced. Furthermore, since upper motor cover part 7 is made of resin, when coil part 6 and first plate l id are brought into contact with each other, the short circuit between coil part 6 and upper motor cover part 7 can be prevented.
  • second space portion 30 is provided between upper main body cover part 12 and upper motor cover part 7. Specifically, second space portion 30 is provided between coupling hole 28 of upper main body cover part 12 and communicating hole 16c and fin hole 13 of upper motor cover part 7.
  • second space portion 30 is provided between coupling hole 28 of upper main body cover part 12 and communicating hole 16c of upper motor cover part 7, coupling hole 28 of upper main body cover part 12 is not closed by upper motor cover part 7. Furthermore, airflow resistance from a plurality of holes 29 of upper main body cover part 12 and a plurality of communicating holes 16c of upper motor cover part 7 to the inside of motor part 4 can be reduced.
  • upper main body cover part 12 has a substantially bowl shape, and first fin 1 1c is provided on inclined surface 31 of upper main body cover part 12. Specifically, upper main body cover part 12 is inclined upward so that upper main body cover part 12 is apart from upper motor cover part 7 between the vicinity immediately above rotor part 10 and a substantially circular-shaped coupling hole 28 in the center. Immediately above coil part 6 on inclined surface 31, first plate l id of first fin 11c is located. First plate l id extends downward from inclined surface 31 and has a substantially triangular sectional shape and a level surface at the bottom.
  • first plate l id as first fin 11c extends downward from inclined surface 31 and extends toward immediately above coil part 6 as a heat generation part of motor part 4 via fin hole 13 of upper motor cover part 7.
  • first plate l id includes plate upper part 11 f located on the upper portion of upper motor cover part 7 and plate lower part l ie located on the lower portion of upper motor cover part 7.
  • the air in the room is absorbed from a plurality of holes 29a in the center side of upper main body cover part 12 by plate upper part 1 If. Then, since the air absorbed from holes 29a flows along a part of the upper surface of upper main body cover part 12 and is exhausted into the room from a plurality of holes 29b at the peripheral edge side of upper main body cover part 12, upper main body cover part 12 can be cooled. As a result, the temperature rise of motor part 4 can be reduced.
  • fin holes 13 of upper motor cover part 7 includes first fin 11c at the upstream side in the rotation direction N of blade 5 and gap 13a at the downstream side thereof. Since first fin 11c is located at the upstream side in the rotation direction N of fin holes 13 of upper motor cover part 7, gap 13a opening at the downstream side is formed.
  • the ceiling fan in accordance with the second exemplary embodiment of the present invention includes a plurality of second fins 18 on peripheral edge 17 of upper main body cover part 12.
  • Second fin 18 is formed of second plate 18a extending in the outer peripheral direction from the center of motor part 4.
  • a plurality of second plates 18a as second fins 18 extend radially on the lower surface of upper motor cover part 7, and located on peripheral edge 17 substantially annularly.
  • the heated air in the vicinity of coil part 6 ascends to the vicinity of first fin 1 1c. Therefore, the heated air is sent in the centrifugal direction by first plate l id, sucked by second plate 18a through first space portion 10a and sent in the centrifugal direction. Thus, the heated air is exhausted into the room from outer peripheral hole 19 by first plate l id. Furthermore, the air in the room is absorbed into motor part 4 from a plurality of holes 29 of upper main body cover part 12 and a plurality of communicating holes 16c of upper motor cover part 7 through first plate l id and second plate 18a.
  • first fin 11c is located above coil part 6 as a heat generating part and second fin 18 is located at the outer peripheral part of coil part 6, the heated air in the vicinity of coil part 6 is allowed to flow in the centrifugal direction and dispersed in first space portion 10a by first plate l id.
  • the dispersed air is absorbed through second plate 18a, and exhausted into the room from outer peripheral holes 19. Therefore, dispersion of the heated air in the vicinity of coil part 6 into motor part 4 can be suppressed.
  • the heated air in the vicinity of coil part 6 is efficiently exhausted into the room.
  • the temperature rise of motor part 4 can be reduced.
  • the ceiling fan in accordance with the second exemplary embodiment of the present invention includes a plurality of outer peripheral holes 19 in the vicinity of second fin 18 of upper main body cover part 12. That is to say, in peripheral edge 17, that is, in the vicinity of second fin 18 of upper main body cover part 12, a plurality of outer peripheral holes 19 that are openings are provided substantially annularly.
  • peripheral edge 17 of upper main body cover part 12 is inclined surface 20. That is to say, peripheral edge 17 is inclined downward toward the outer periphery. This inclined portion is defined as inclined surface 20.
  • a plurality of second plates 18a as second fins 18 and a plurality of outer peripheral holes 19 are located on inclined surface 20.
  • First plate l id extends downward from inclined surface 20 and has a substantially triangular sectional shape and a level surface at the bottom.
  • Fig. 8 is a graph showing an effect of cooling the temperature of the motor of the ceiling fan in accordance with the second exemplary embodiment of the present invention. Fig. 8 shows the relation between the number of fins and the effect of cooling the temperature of motor part 4. As shown in this graph, when the number of second fins 18 is larger than the number of first fins 11c, the cooling effect is higher. However, the reason for this has not been sufficiently elucidated.
  • Fig. 9 is an outline perspective view showing a principal part of the ceiling fan in accordance with the second exemplary embodiment of the present invention.
  • expanded portion 21 is provided on peripheral edge 17 of upper main body cover part 12, and opening 22 is provided in expanded portion 21 at the upstream side in the rotation direction N of blade 5.
  • a part of inclined surface 20 that is peripheral edge 17 of upper main body cover part 12 is expanded in the outer peripheral direction to form expanded portion 21, and expanded portion 21 has opening 22 that is opened at the upstream side in the rotation direction N of blade 5.
  • third fins 23 are provided on the upper portion of rotor part 10.
  • Third fin 23 is formed of third plate 23a extending in the outer peripheral direction from the center of motor part 4.
  • a plurality of third plates 23a as third fins 23 extend radially to the upper portion of rotor part 10, that is, to the peripheral edge of upper motor cover part 7.
  • the air in the room is absorbed into motor part 4 from a plurality of communicating holes 16c of upper motor cover part 7. That is to say, since third fin 23 is provided between first fin 11c and second fin 18, these three fins are adjacent to each other between the upper portion of rotor part 10 and outer peripheral hole 19. Therefore, dispersion of the heated air inside motor part 4 is suppressed, and air can be efficiently sent from first fin 1 1c to third fin 23, and from third fin 23 to second fin 18. As a result, heat of the heated air in the vicinity of coil part 6 is efficiently wasted and the temperature rise of coil part 6 can be reduced.
  • rotor part 10 since rotor part 10 is rotated while generating a magnetic field, rotor part 10 itself generates heat. A part of the generated heat can be exhausted into the room from outer peripheral holes 19 by the air flowing from first fin 11c to third fin 23 and from third fin 23 to second fin 18. Thus, the temperature rise of rotor part 10 can be reduced.
  • fourth fin 24 is provided on the lower part of rotor part 10.
  • Fourth fin 24 is formed of fourth plate 24a extending in the outer peripheral direction from the center of motor part 4.
  • a plurality of fourth plates 24a as fourth fins 24 extend radially to the lower portion of rotor part 10.
  • the dimension in the perpendicular direction of third fin 23 is longer than that of fourth fin 24.
  • the dimension in the vertical direction of third fin 23 at the upper portion of rotor part 10 is longer than that of fourth fin 24 at the lower portion of rotor part 10.
  • the heated air gathers in the upper portion as compared with in the lower portion of rotor part 10. Therefore, by making the dimension in the vertical direction of third fin 23 in the upper portion of rotor part 10 be longer than that of fourth fin 24 in the lower portion of rotor part 10, heat can be wasted efficiently. Thus, the temperature rise of coil part 6 can be reduced.
  • the number of third fins 23 is made to be larger than that of fourth fins 24. As shown in Fig. 8, the cooling effect becomes higher as the number of fins is increased.
  • first fin 11c, second Fin 18, third fin 23, and fourth fin 24 are determined for the purpose of generating a flow in the outer peripheral direction. Therefore, they may be formed with an angle with respect to the outer peripheral direction, or may be formed in a curved shape having a substantially arch shape.
  • second fin 18 and third fin 23 may be produced as a part of the rotor and formed of, for example, metal such as aluminum die cast. Thus, heat of the heated air is conducted to second fin 18 and third fin 23, and easily dissipated to the outside of motor part 4.
  • motor part 4 In this way, during operation of the ceiling fan, motor part 4, first fin 11c, second fin 18, third fin 23 and fourth fin 24 are rotated. The airflow is generated inside motor part 4, and heat of the heated air in the vicinity of coil part 6 is efficiently wasted. Then, the temperature rise of coil part 6 can be suppressed. Thus, the increase in cost and weight of motor part 4 as a product can be prevented without increasing the core thickness of stator 9 and rotor part 10.
  • a ceiling fan of the present invention can be used for household use or office use.

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

Abstract

L'invention porte sur un ventilateur de plafond qui comprend une partie de couplage (2), une partie corps principal (3) et une partie moteur (4). La partie moteur comprend une partie bobine (6), une partie capot de moteur supérieure (7), une partie capot de moteur inférieure (8), et une partie rotor (10) placée au niveau d'une périphérie extérieure de la partie bobine. La partie rotor comprend une pluralité de pales (5) dans une direction horizontale, la partie capot de moteur supérieure et la partie rotor sont formées d'une seule pièce et rotatives par rapport à la partie de couplage, et une première partie espace (10a) est ménagée entre la partie capot de moteur supérieure et la partie rotor. La partie capot de moteur supérieure comprend une pluralité de premiers et seconds trous (16a, 16b), et les seconds trous sont placés au niveau d'une périphérie extérieure par rapport aux premiers trous, et une pluralité d'ailettes (11) sont placées sur une surface inférieure de la partie capot de moteur supérieure.
PCT/CN2009/001318 2009-11-25 2009-11-25 Ventilateur de plafond WO2011063548A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/001318 WO2011063548A1 (fr) 2009-11-25 2009-11-25 Ventilateur de plafond

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/001318 WO2011063548A1 (fr) 2009-11-25 2009-11-25 Ventilateur de plafond

Publications (1)

Publication Number Publication Date
WO2011063548A1 true WO2011063548A1 (fr) 2011-06-03

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PCT/CN2009/001318 WO2011063548A1 (fr) 2009-11-25 2009-11-25 Ventilateur de plafond

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014027869A (ja) * 2012-07-25 2014-02-06 Dr Ing Hcf Porsche Ag ハイブリッド車または電気自動車用の電気機械
WO2014068927A1 (fr) * 2012-11-05 2014-05-08 パナソニック株式会社 Ventilateur de plafond

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5489191A (en) * 1993-05-12 1996-02-06 Tai; Chun-Ya L. Motor cover for ceiling fan for mounting fan blades
CN1174443A (zh) * 1996-08-07 1998-02-25 亨特风扇公司 吊扇马达
US6587642B1 (en) * 2000-11-14 2003-07-01 Daniel King Ceiling fan cooling system
CN1574559A (zh) * 2003-06-11 2005-02-02 亨特风扇公司 吊扇电动机
US20060039809A1 (en) * 2004-08-19 2006-02-23 Robin Fan Worm-gear type ceiling fan motor
CN201336609Y (zh) * 2009-01-19 2009-10-28 江门金羚电机有限公司 一种具有内风冷系统的小功率电动机

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5489191A (en) * 1993-05-12 1996-02-06 Tai; Chun-Ya L. Motor cover for ceiling fan for mounting fan blades
CN1174443A (zh) * 1996-08-07 1998-02-25 亨特风扇公司 吊扇马达
US6587642B1 (en) * 2000-11-14 2003-07-01 Daniel King Ceiling fan cooling system
CN1574559A (zh) * 2003-06-11 2005-02-02 亨特风扇公司 吊扇电动机
US20060039809A1 (en) * 2004-08-19 2006-02-23 Robin Fan Worm-gear type ceiling fan motor
CN201336609Y (zh) * 2009-01-19 2009-10-28 江门金羚电机有限公司 一种具有内风冷系统的小功率电动机

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014027869A (ja) * 2012-07-25 2014-02-06 Dr Ing Hcf Porsche Ag ハイブリッド車または電気自動車用の電気機械
WO2014068927A1 (fr) * 2012-11-05 2014-05-08 パナソニック株式会社 Ventilateur de plafond
JPWO2014068927A1 (ja) * 2012-11-05 2016-09-08 パナソニックＩｐマネジメント株式会社 天井扇風機

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