WO2013153574A1 - 換気扇 - Google Patents

換気扇 Download PDF

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Publication number
WO2013153574A1
WO2013153574A1 PCT/JP2012/002482 JP2012002482W WO2013153574A1 WO 2013153574 A1 WO2013153574 A1 WO 2013153574A1 JP 2012002482 W JP2012002482 W JP 2012002482W WO 2013153574 A1 WO2013153574 A1 WO 2013153574A1
Authority
WO
WIPO (PCT)
Prior art keywords
switch
body frame
ventilation fan
switch case
cover
Prior art date
Application number
PCT/JP2012/002482
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
一也 岡山
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to CN201280072281.0A priority Critical patent/CN104246232B/zh
Priority to JP2014509903A priority patent/JP5791789B2/ja
Priority to PCT/JP2012/002482 priority patent/WO2013153574A1/ja
Publication of WO2013153574A1 publication Critical patent/WO2013153574A1/ja
Priority to HK15102424.5A priority patent/HK1201900A1/zh

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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
    • 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
    • F04D25/068—Mechanical details of the pump control unit
    • 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
    • F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures

Definitions

  • the present invention relates to a ventilation fan, and in particular, to an electrical component mounting structure thereof.
  • a switch for operating / stopping the blower is housed in a switch case made of a flame retardant resin and is attached to the lower front portion of the main body frame forming the air passage. Yes.
  • the movable lever protruding above and below the switch is pulled out from the release part formed on the upper and lower wall parts of the switch case, the upper end side of the movable lever is connected to the opening / closing mechanism of the opening / closing shutter, and Are connected. Then, the operation of the blower is switched between operation and stop by a pulling operation of the suspended drawstring (see, for example, Patent Document 1).
  • the present invention has been made to solve the above-described problems, and obtains a ventilating fan that can easily ensure reliability and safety in preventing fire spread of a switch case that houses a switch for operating / stopping a blower. For the purpose.
  • the ventilation fan according to the present invention includes a cylindrical main body frame forming an air passage, an electric motor and blades, a blower attached to the main body frame, and at least a switch for operating / stopping the blower.
  • a switch case attached to the frame and a cover that covers the switch case are provided.
  • the switch case for operating / stopping the blower is housed and the switch case attached to the main body frame is covered with the cover, so that the reliability of fire spread prevention is increased and the safety is improved.
  • FIG. 1 is an exploded perspective view showing an installation state of a ventilation fan according to an embodiment of the present invention.
  • a ventilation fan according to an embodiment of the present invention as shown in FIG. 1, a rectangular cylindrical metal main body frame (hereinafter referred to as a main body frame) 1 that forms an air passage connecting the room and the outside is installed in an opening portion of the wall surface 100. It has been.
  • a condenser type motor (hereinafter referred to as “motor”) 2 of the blower 30 is attached via a fan base 31, and the blade 3 and the spinner 4 of the blower 30 are detachably attached to the output shaft of the motor 2. It can be attached.
  • motor condenser type motor
  • a flange 1a having a positioning function with respect to the wall surface 100 is formed on the peripheral surface of the front surface (inside the room) of the main body frame 1, and a resin orifice 9 serving as a wind tunnel is detachably attached.
  • a plurality of shutters 6 are provided on the back surface (outdoor) of the main body frame 1 for preventing inflow of outside air when the operation is stopped, inserting light, and preventing leakage. These shutters 6 are configured to interlock with the switch unit 8 via the connecting plate 7.
  • FIG. 2 is an exploded perspective view showing the configuration of the switch part of the ventilation fan according to the embodiment of the present invention.
  • the switch unit 8 includes a drawstring switch 10 that is a switch for operating / stopping the blower 30, a flame retardant resin switch case 11 in which the drawstring switch 10 is housed, A metal cover covering the case 11, that is, a sheet metal front cover 12 and a sheet metal rear cover 13 are provided.
  • the front cover 12 covers the switch case 11 from the front side. By fitting a projection 11 a serving as a hooking projection provided in the switch case 11 into an attachment hole 12 a provided in the front cover 12.
  • the switch case 11 can be temporarily fixed.
  • the rear cover 13 covers the side surface and the back surface of the switch case.
  • FIG. 3 is a perspective view showing the configuration of the assembly of the switch unit of the ventilation fan according to the embodiment of the present invention. As shown in FIG. 3, the drawstring switch 10 and the rear cover 13 are respectively screwed into a switch screw hole 11 b and a cover screw hole 11 c provided in the switch case 11.
  • FIG. 4 is an exploded perspective view showing the relationship between the switch case of the ventilation fan and the capacitor according to the embodiment of the present invention.
  • the switch case 11 includes a switch storage portion 11 d that stores the drawstring switch 10 and a capacitor storage portion 11 e that stores a capacitor 14 for the purpose of driving the electric motor 2. .
  • the capacitor 14 is stored in a capacitor storage space 11f provided in the capacitor storage portion 11e.
  • the switch case 11 has a hinge part 11g, a convex part 11i, and a claw part 11h. The structure can be assembled by bending the hinge part 11g and engaging the claw part 11h and the convex part 11i with each other. It has become.
  • FIG. 5 is a perspective view showing a state before the switch part of the ventilation fan according to the embodiment of the present invention is attached to the body frame.
  • a hole 17 is provided.
  • a corner piece 15 is provided at the lower corner of the flange 1 a of the main body frame 1.
  • the corner piece 15 is provided with a mounting hole 15 a that can be engaged with the convex portion 16 of the switch case 11 and a screw hole 15 b that can be screwed to the mounting hole 17 of the switch case 11.
  • the switch portion 8 is configured such that the convex portion 16 of the switch case 11 is engaged with the mounting hole 15 a of the corner piece 15 and the mounting hole 17 of the switch case 11 is screwed to the screw hole 15 b of the corner piece 15. It has a structure that can be attached.
  • FIG. 6 is a perspective view showing a state in which the switch portion of the ventilation fan according to the embodiment of the present invention is attached to the main body frame.
  • the switch portion 8 by fixing the switch portion 8 to the corner piece 15 at the corner portion below the flange 1a of the main body frame 1, the front side of the switch case 11 is connected to the corner portion (corner portion) of the front cover 12 and the flange 1a.
  • the piece 15) and the rear side of the switch case 11 are surrounded and covered by both the wall surface, that is, the side plate portion 18 and the bottom portion 19 that form the corner portion of the rear cover 13 and the main body frame 1. ing.
  • FIG. 7 is a perspective view showing a state in which the switch portion of the ventilation fan according to the embodiment of the present invention is viewed from the rear side.
  • the side surface portion 20 and the bottom surface portion 21 of the capacitor housing portion 11e of the switch case 11 are covered with the main body frame 1 as a part of the sheet metal cover as shown in FIG. Therefore, it is not necessary to cover the rear cover 13 uniformly, and the structure can reduce the number of materials and parts.
  • the movable levers 10a and 10b protruding above and below the drawstring switch 10 are pulled out from a release portion formed on the upper and lower side walls of the switch case 11, and the upper end side of the movable lever 10a is connected to the opening / closing mechanism of the shutter 6.
  • the pull string is connected to the lower end side of the movable lever 10b.
  • the ventilation fan according to the embodiment of the present invention includes the switch case 11 made of flame-retardant resin in which the drawstring switch 10 for operating / stopping the blower 30 is housed and attached to the main body frame 1. Since the metal cover, that is, the front cover 12 made of sheet metal and the rear cover 13 made of sheet metal are covered, the reliability of preventing the spread of fire is increased and the safety is improved.
  • the ventilation fan according to the embodiment of the present invention uses the side plate portion 18 and the bottom surface portion 19 that form the corner portion of the main body frame 1 as a part of the cover that covers the rear side of the switch case 11, so The amount of cover material used and the number of parts could be reduced.
  • the ventilation fan according to the embodiment of the present invention can be temporarily fixed to the switch case 11 by fitting the projection 11a provided on the switch case 11 into the mounting hole 12a provided on the front cover 12. Therefore, the assembly of the switch case 11 and the front cover 12 is easy.
  • the ventilation fan according to the embodiment of the present invention includes a switch case 11, a switch storage portion 11 d that stores the drawstring switch 10, and a capacitor storage portion 11 e that stores a capacitor 14 for the purpose of driving the electric motor 2. Therefore, the connection wiring can be easily routed.
  • the ventilation fan which concerns on embodiment of this invention engages the convex part 16 of the switch case 11 with the attachment hole 15a of the corner piece 15 of the flange 1a of the main body frame 1, and also makes the attachment hole 17 of the switch case 11 a corner.
  • the switch portion 8 is attached by screwing into the screw hole 15b of the piece 15.
  • the drawstring switch 10 accommodated in the switch case 11 is set to be parallel to the wall surface 100 on which the main body frame 1 is installed. For this reason, an excessive load is not applied to the movable lever of the switch when the drawstring switch 10 is operated, and the life can be extended.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
PCT/JP2012/002482 2012-04-10 2012-04-10 換気扇 WO2013153574A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201280072281.0A CN104246232B (zh) 2012-04-10 2012-04-10 换气扇
JP2014509903A JP5791789B2 (ja) 2012-04-10 2012-04-10 換気扇
PCT/JP2012/002482 WO2013153574A1 (ja) 2012-04-10 2012-04-10 換気扇
HK15102424.5A HK1201900A1 (zh) 2012-04-10 2015-03-10 換氣扇

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2012/002482 WO2013153574A1 (ja) 2012-04-10 2012-04-10 換気扇

Publications (1)

Publication Number Publication Date
WO2013153574A1 true WO2013153574A1 (ja) 2013-10-17

Family

ID=49327190

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/002482 WO2013153574A1 (ja) 2012-04-10 2012-04-10 換気扇

Country Status (4)

Country Link
JP (1) JP5791789B2 (zh)
CN (1) CN104246232B (zh)
HK (1) HK1201900A1 (zh)
WO (1) WO2013153574A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103573659A (zh) * 2013-11-05 2014-02-12 安徽工贸职业技术学院 一种气体输送设备

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016174721A1 (ja) * 2015-04-27 2016-11-03 三菱電機株式会社 換気扇

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63197839A (ja) * 1987-02-09 1988-08-16 Toshiba Corp 換気扇
JPH0548016Y2 (zh) * 1988-04-15 1993-12-20
JP4675651B2 (ja) * 2005-03-10 2011-04-27 三菱電機株式会社 換気扇

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3571475B2 (ja) * 1996-11-29 2004-09-29 東芝キヤリア株式会社 換気扇
JP2010117111A (ja) * 2008-11-14 2010-05-27 Panasonic Corp 換気装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63197839A (ja) * 1987-02-09 1988-08-16 Toshiba Corp 換気扇
JPH0548016Y2 (zh) * 1988-04-15 1993-12-20
JP4675651B2 (ja) * 2005-03-10 2011-04-27 三菱電機株式会社 換気扇

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103573659A (zh) * 2013-11-05 2014-02-12 安徽工贸职业技术学院 一种气体输送设备

Also Published As

Publication number Publication date
CN104246232B (zh) 2016-08-17
HK1201900A1 (zh) 2015-09-11
CN104246232A (zh) 2014-12-24
JPWO2013153574A1 (ja) 2015-12-17
JP5791789B2 (ja) 2015-10-07

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