EP2820979B1 - Motor unit of electric sun shading device and method for assembling motor unit of electric sun shading device - Google Patents

Motor unit of electric sun shading device and method for assembling motor unit of electric sun shading device Download PDF

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Publication number
EP2820979B1
EP2820979B1 EP13755078.6A EP13755078A EP2820979B1 EP 2820979 B1 EP2820979 B1 EP 2820979B1 EP 13755078 A EP13755078 A EP 13755078A EP 2820979 B1 EP2820979 B1 EP 2820979B1
Authority
EP
European Patent Office
Prior art keywords
motor
board
control board
unit
motor case
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP13755078.6A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2820979A1 (en
EP2820979A4 (en
Inventor
Shuichi Kuroiwa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tachikawa Corp
Tachikawa Blind Manufacturing Co Ltd
Original Assignee
Tachikawa Corp
Tachikawa Blind Manufacturing Co Ltd
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 Tachikawa Corp, Tachikawa Blind Manufacturing Co Ltd filed Critical Tachikawa Corp
Publication of EP2820979A1 publication Critical patent/EP2820979A1/en
Publication of EP2820979A4 publication Critical patent/EP2820979A4/en
Application granted granted Critical
Publication of EP2820979B1 publication Critical patent/EP2820979B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47H—FURNISHINGS FOR WINDOWS OR DOORS
    • A47H5/00—Devices for drawing draperies, curtains, or the like
    • A47H5/02—Devices for opening and closing curtains
    • A47H5/032—Devices with guiding means and draw cords
    • A47H5/0325—Devices with guiding means and draw cords using electrical or electronical drive, detecting or controlling means

Definitions

  • the present invention relates to an electric curtain in which a curtain fabric is transferred along a curtain rail by a driving force of a motor, particularly to a motor unit which is attached to the curtain rail.
  • a transfer belt movably supported within a curtain rail is transferred by a driving force of a motor, and a leading runner configured to suspend and support a front edge of a curtain fabric is transferred by the transfer belt so that the curtain fabric is transferred along the curtain rail.
  • a motor unit is attached to one end of the curtain rail, and the transfer belt is transferred based on the working of the motor unit.
  • a control board for controlling the working of the motor in addition to a motor, a control board for controlling the working of the motor, a power source board for supplying electric power to the motor and the control board, a modular board connected to an operation switch or the like arranged outside the motor unit and to the control board via a signal wire and a modular jack, and the like are arranged.
  • JP 2010-167119 A and FR 2938413 A disclose a motor unit where a motor as well as a controller and a power source or a modular power cable are provided in a case.
  • KR 10 2007 0095589 A discloses a motor unit for an electric sunlight shielding apparatus, comprising a base member configured to be attached to a rail of the sunlight shielding apparatus, a motor, a power source board, a control board, and a motor case accommodating the motor, the power source board, and the control board.
  • a motor-fixing portion is formed separately from the control board and the power source.
  • the object of the present invention is to provide a motor unit of an electric sunlight shielding apparatus for which assembling work can be simplified.
  • a motor unit of an electric sunlight shielding apparatus which comprises a base member configured to be to be attached to an end portion of a rail for transferring a sunlight shielding material,; a motor configured to transfer the sunlight shielding material along the rail, a power source board; a control board; and a motor case having a tube shape and accommodating the motor, the power source board, and the control board; wherein the motor, the power source board and the control board are assembled to form a motor assembly, and the motor assembly is integrally fixed to the base member via fixing brackets, and wherein the motor assembly, comprising the motor, the power source board and the control board, integrally fixed to the base member is capable of being inserted together in the motor case.
  • the motor unit of an electric sunlight shielding apparatus of claim 1 is provided, further comprising and a modular base a modular board attached to the modular base, wherein the modular base is integrally attached to the base member or the fixing brackets, wherein the motor case is provided with an opening to which the modular base is attached, and wherein the modular base is provided with a locking groove into which an opening edge of the opening is capable of being inserted.
  • the base member to which the motor assembly, the power source board, the control board and the modular base are integrally fixed is inserted into the motor case through one end thereof so that the base member is attachable to one end of the motor case, and a unit cap configured to close another end of the motor case is attached to the another end of the motor case.
  • a switch board is connected to the control board, the switch board being attachable to an inner surface of the unit cap.
  • the switch board is provided with a push button switch and a display lamp
  • the unit cap is provided with an operation hole configured to expose the push button switch and a display hole configured to expose sad display lamp.
  • the unit cap is provided with a guiding piece configured to position the control board.
  • the fixing bracket is provided with a clutch and a sensor portion.
  • control board is electrically connected to the clutch and the sensor portion, and the control board, the clutch and the sensor portion are capable of being inserted into the motor case.
  • the motor case has a tube shape with a horizontally long cross-section, and a power cable is introduced into the motor case through an upper end portion on a short side thereof and guided to the power source board located below by way of a side of the fixing bracket.
  • a signal wire of the clutch is guided downward by way of a gap between an inner surface on a short side of the motor case and the fixing bracket, and guided along a board-fixing bracket to the control board and connected thereto.
  • a signal wire of the sensor portion is guided downward by way of a gap between an inner surface on a short side of the motor case and the fixing bracket, and guided along a board-fixing bracket to the control board and connected thereto.
  • the motor unit according to the invention is assembled in the following steps: integrally fixing and electrically connecting the motor assembly provided with the motor, the power source board, the control board and the modular board to the base member via the fixing brackets; inserting the integrally fixed motor assembly, power source board, control board and modular board in the motor case having a tube shape; and fixing the base member to the motor case.
  • a motor unit of an electric sunlight shielding apparatus for which assembling work is simplified can be provided.
  • a pair of leading runners 3 a, 3b are movably supported by the curtain rail 1, and a number of runners 4a are movably supported between the leading runner 3a and a right end of the curtain rail 1. Also, a number of runners 4b are movably supported between the leading runner 3b and a left end of the curtain rail 1.
  • curtain fabric 2a on one side is suspended from and supported by the leading runner 3 a and the runners 4a
  • curtain fabric 2b on the other side is suspended from and supported by the leading runner 3b and the runners 4b.
  • transfer apparatuses 5a, 5b are attached, and an endless transfer belt which moves in the curtain rail 1 is put around the transfer apparatuses 5a, 5b. Further, a motor unit 6 is suspended from and supported by the transfer apparatus 5a on the right end side of the curtain rail 1, and the transfer belt is moved within the curtain rail 1 by the driving force of a motor disposed in the motor unit 6.
  • leading runners 3a, 3b are transferred toward the middle portion of the curtain rail 1 or toward the both end portions of the curtain rail 1 according to the rotation of the motor in a forward or reverse direction.
  • the motor unit 6 has a motor case 7 formed of a sectioned material having a roughly rectangular tube shape with a rounded horizontally long cross-section, in which a motor 8, a clutch 9, a sensor portion 10, a power source board 11 and a control board 12, a switch board 13 and a modular board 14, etc. are contained.
  • the working of the motor 8 is controlled by a control circuit mounted on the control board 12 based on operations of operation switches (not shown) connected to the modular board 14 via a cable.
  • a motor bracket 16 made of a metal plate is fixed on an upper surface of a base member 15 which is attached to an upper end of the motor case 7, and a pair of engagement pieces 17 are formed upwardly on the motor bracket 16. Further, a stopper device 18 is provided on one side of the upper surface of the base member 15.
  • the engagement pieces 17 are inserted into an attachment hole formed in a lower surface of the transfer apparatus 5a and, in this state, the motor unit 6 is rotated in a horizontal direction. Then the engagement pieces 17 are held in the attachment hole, and the stopper device 18 is activated to hold the motor unit 6 making it not rotatable so that the motor unit 6 is suspended from and supported by the transfer apparatus 5a.
  • An anti-vibration fixing bracket 19 is attached to a lower surface of the base member 15, and a unit-fixing bracket 20 is attached below the anti-vibration fixing bracket 19 via anti-vibration bushes 21.
  • the anti-vibration fixing bracket 19 and the unit-fixing bracket 20 are, as shown in Fig. 9 , linked to each other via three anti-vibration bushes 21 so arranged as to surround an insertion hole 67 for an output shaft.
  • the unit-fixing bracket 20 is formed by bending a metal plate to have an upper part 22 and side parts 23, 24 on both sides thereof, and the clutch 9 and the sensor portion 10 are attached between the side edges 23, 24. Further, a sensor board 25 is attached to the side part 23.
  • a motor-fixing bracket 26 is attached to the unit-fixing bracket 20 via anti-vibration bushes 31, 32.
  • the motor-fixing bracket 26 is formed by bending a metal plate into a crank shape to have a horizontal part 27 at a middle portion, an upper part 28 extending upward from one side of the horizontal part 27, and a lower part 29 extending downward from the other side of the horizontal part 27.
  • the upper part 28 is attached to the side part 24 of the unit-fixing bracket 20 via the anti-vibration bush 30, and the lower part 29 is attached to the side part 23 of the unit-fixing bracket 20 via two anti-vibration bushes 31 as shown in Fig. 8 .
  • the motor 8 is attached to the horizontal part 27 of the motor-fixing bracket 26.
  • An output shaft 32 of the motor 8 is linked to an input shaft 33 of the clutch 9 such that relative rotation thereof is not possible.
  • an output shaft 34 extending from the clutch 9 protrudes upward, as an output shaft of the motor unit 6, by way of the unit-fixing bracket 20, the anti-vibration fixing bracket 19, the base member 15 and the motor bracket 16.
  • the motor assembly 35 shown in Fig. 7 is constituted.
  • An end portion of a board-fixing bracket 36 is attached to the lower part 29 of the motor-fixing bracket 26 with a screw 37.
  • the power source board 11 and the control board 12 are attached to the board-fixing bracket 36.
  • the board thickness of the board-fixing bracket 36 is set at 75 % of the board thickness of the motor-fixing bracket 26.
  • plural sets of signal wires are connected to the control board 12 via respective sockets 38, and the control board 12 is connected to the clutch 9 via signal wires 49 and to the motor 8, the switch board 13 and the modular board 14 via other signal wires.
  • the modular board 14 is fixed to a modular base 39 with a screw 40, and the modular base 39 in turn is attached to the base member 15.
  • the modular base 39 is provided with square holes 42 at two locations in the vertical direction between a pair of side parts 41, and above the square holes 42 a holding portion 43 is formed as a dent of a square shape.
  • a holding portion 43 is formed as a dent of a square shape.
  • modular cables can be inserted in and connected to modular jacks provided on the modular board 14, and a locking portion 45 of a cube shape provided in a middle portion of a power cable 44 is fitted in the holding portion 43.
  • locking grooves 46 are formed, which can fit with opening edges of the holding portion 43.
  • an opening 47 is formed, which is so configured that the modular base 39 can be insert therein and fitted therewith, and in the side parts 41 of the modular base 39 locking grooves 48 are formed, which are configured to fit with opening edges of the opening 47.
  • the modular base 39 can be inserted in the opening 47 from above the motor case 7.
  • a cutout 68 is formed, which is so configured that the stopper device 18 can be inserted therein.
  • the power cable 44 being held by the holding portion 43 is kept unmovable in the longitudinal direction of the power cable 44.
  • the power cable 44 within the motor case 7 is arranged from the modular base 39 to the power source board 11 by way of the vicinities of the clutch 9 and motor 8, and connected to the power source board 11.
  • an elongated protrusion 70 is formed, which is so configured that the locking groove 46 of the locking portion 45 of the power cable 44 can be fitted therewith.
  • Attachment holes 63 are formed in four corners of the base member 15, at locations corresponding to ribs 53 formed in four corners of the inner surface of the motor case 7. Further, in the lower surface of the base member 15, in the vicinities of peripheries on longer edge sides guiding pieces 64 are formed, which is configured to guide the inner surface of the motor case 7 so as to position the base member 15 relative to the motor case 7.
  • a unit cap 50 is attached to a lower end of the motor case 7.
  • the unit cap 50 is fixed, as shown in Fig. 5 , by treading screws into the ribs 53 in the motor case 7 through attachment holes 52 each provided in one of four corners of a horizontal part 51 which is a bottom part of the motor case.
  • a pair of operation holes 54 and a display hole 55 between the operation holes 54 are arranged linearly in the longitudinal direction of the horizontal part 51.
  • the switch board 13 is attached inside of the horizontal part 51 .
  • the switch board 13 is attached with a screw 57 to an attachment hole 56 (see Fig. 12 ) provided in the vicinity of the display hole 55.
  • the switch board 13 is provided with button switches 58a, 58b, which are each exposed in the operation hole 54 in a state where the switch board 13 is attached to the attachment hole 56 with the screw 57, and a display lamp 59 which is exposed in the display hole 55 in that state.
  • the push button switches 58a, 58b and the display lamp 59 are connected to the control board 12 via a socket 60 attached to the switch board 13 and signal wires 61.
  • the switch board 13 is provided for setting operation modes of the motor 8; the operation modes can be changed through a depressing operation of the button switch 58a disposed in the operation hole 54, and the operation modes can be set through a depressing operation of the button switch 58b.
  • the display lamp 59 displays the content set when setting operation of the mode is made.
  • guiding grooves 62 for guiding both side edges of a lower end of the control board 12 are provided at locations below the control board 12.
  • inserting the both edges of the lower end of the control board 12 into the guide grooves 62 will facilitate positioning of the attachment holes 52 of the unit cap 50 and the ribs 53 of the motor case 7.
  • a gap is formed between the control board 12 and the guide grooves 62 so that vibration of the control board 12 does not propagate to the unit cap 50.
  • the side edges of the control board 12 are held by the guiding grooves 62.
  • the power cable 44 is introduced through an upper end portion on a short edge side of the motor case 7 having the tube shape with the horizontally long cross-section, and guided by way of sides of the fixing brackets 19, 20, 26 to the power source board 11 located below.
  • a signal wire of the clutch 9 is guided downward by way of a gap between the inner surface on the short edge side of the motor case 7 and the fixing brackets 20, 26, and guided along the board-fixing bracket 36 to the control board 12 and connected thereto.
  • a signal wire of the sensor portion 10 is guided downward by way of the gap between the inner surface on the short side of the motor case 7 and the fixing brackets 20, 26, and guided along the board-fixing bracket 36 to the control board 12 and connected thereto.
  • the motor bracket 16 is attached to the base member 15, and the clutch 9 and the sensor portion 10 are attached to the unit-fixing bracket 20. Then, the anti-vibration fixing bracket 19 is attached to the unit-fixing bracket 20 via the anti-vibration bushes 21, and thereafter the anti-vibration fixing bracket 19 is attached to the base member 15.
  • the motor-fixing bracket 26 attached with the motor 8 is attached to the unit-fixing bracket via the anti-vibration bushes 30, 31, so that the motor assembly 35 is formed.
  • the modular base 39 to which the modular board 14 and the power cable 44 have been attached is attached to the base member 15.
  • the locking groove 46 of the locking portion 45 of the power cable 44 engages with the elongated protrusion 70 of the base member 15.
  • the power source board 11 and the control board 12 are attached to the board-fixing bracket 36, the power cable 44 is connected to the power source board 11, and each of the signal wires is connected to the control board 12. Then the board-fixing bracket 36 is attached to the motor-fixing bracket 26 with the screw 37. Further, the switch board 13 is put in a state where it is connected to the control board 12 via the signal wire 61.
  • the motor assembly 35 to which the board-fixing bracket 36 and the modular base 39 have been attached is inserted in the motor case 7 from above it.
  • the side near the control board 12 is inserted first in the motor case 7.
  • the modular base 39 is engaged with the opening of the motor case 7 and the base member 15 is fixed to the motor case 7, so that the motor assembly 35 and the board-fixing bracket 36 are held in the motor case 7.
  • the power source board 11 and the control board 12 which are attached to the motor assembly 35 and the board-fixing bracket 36 do not get in contact with the inner surface of the motor case 7.
  • a cap assembly having the switch board 13 attached to the unit cap 50 is connected to the control board 12 with a signal wire, and the unit cap 50 is attached to the lower end of the motor case 7, resulting in completion of the assembling of the motor unit 6. Further, when the motor unit 6 is attached to the transfer apparatus 5a, an electric curtain is constituted in which the curtain fabrics 2a, 2b are transferred by the driving force of the motor 8.
  • the unit-fixing bracket 20 is attached via the anti-vibration bushes 21 to the anti-vibration fixing bracket 19 fixed to the base member 15, and the motor-fixing bracket 26 attached with the motor 8 is attached via the anti-vibration bushes 30, 31 to the unit-fixing bracket 20.
  • vibrations generated when the motor 8 operates propagate to the unit-fixing bracket 20 and the anti-vibration fixing bracket 19 after being attenuated sufficiently.
  • the power source board 11 and the control board 12 which are attached to the motor assembly 35 and the board-fixing bracket 36 are not in contact with the inner surface of the motor case 7.
  • Fig. 13 shows a noise N1 generated from the motor assembly 35 when the motor 8 is activated in a state where the board-fixing bracket 36 is not attached to the motor assembly 35, a noise N2 generated from the motor assembly 35 when the motor 8 is activated in a state where the board-fixing bracket 36 is attached to the motor assembly 35, and a background noise N3 at the time of measurement.
  • the motor assembly 35 may be only the motor 8.

Landscapes

  • Power-Operated Mechanisms For Wings (AREA)
  • Curtains And Furnishings For Windows Or Doors (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Motor Or Generator Frames (AREA)
EP13755078.6A 2012-02-27 2013-02-25 Motor unit of electric sun shading device and method for assembling motor unit of electric sun shading device Active EP2820979B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012040806 2012-02-27
PCT/JP2013/054800 WO2013129331A1 (ja) 2012-02-27 2013-02-25 電動日射遮蔽装置のモーターユニット及び電動日射遮蔽装置のモーターユニット組み立て方法

Publications (3)

Publication Number Publication Date
EP2820979A1 EP2820979A1 (en) 2015-01-07
EP2820979A4 EP2820979A4 (en) 2015-06-24
EP2820979B1 true EP2820979B1 (en) 2017-03-29

Family

ID=49082528

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13755078.6A Active EP2820979B1 (en) 2012-02-27 2013-02-25 Motor unit of electric sun shading device and method for assembling motor unit of electric sun shading device

Country Status (9)

Country Link
EP (1) EP2820979B1 (ja)
JP (1) JP6189825B2 (ja)
CN (1) CN104135900B (ja)
AU (1) AU2013227101B2 (ja)
HK (1) HK1198355A1 (ja)
IT (1) ITTO20130150A1 (ja)
SG (1) SG11201405029YA (ja)
TW (1) TWI593216B (ja)
WO (1) WO2013129331A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6271637B2 (ja) * 2016-05-19 2018-01-31 三和シヤッター工業株式会社 建築用シャッター装置
WO2019244296A1 (ja) * 2018-06-21 2019-12-26 株式会社Ｆｕｊｉ 制御パラメータ調整システム及び制御パラメータ調整方法
DE102019209384A1 (de) * 2019-06-27 2020-12-31 Geze Gmbh Gehäuse für einen Antrieb und Antrieb

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU488284B2 (en) * 1974-04-11 1977-11-07 Sylon International Ltd. Motorized curtain track
JPS6083392U (ja) * 1983-11-14 1985-06-08 エスエム工業株式会社 カ−テン開閉装置
JPH0513266Y2 (ja) * 1987-04-17 1993-04-07
JP3141000B2 (ja) * 1998-06-25 2001-03-05 松下電工株式会社 電動カーテンレールの給電構造
CN2710485Y (zh) * 2004-05-25 2005-07-20 胡英斌 智能型遥控定时窗帘机
KR100764674B1 (ko) * 2006-03-22 2007-10-08 (주) 제일인더스트리 전동커튼의 구동부 커버구조
FR2938413B1 (fr) 2008-11-17 2012-03-16 Somfy Sas Actionneur de manoeuvre d'un rideau coulissant
JP5553995B2 (ja) 2009-01-23 2014-07-23 トーソー株式会社 電動開閉カーテンレール保護装置
CN201781365U (zh) * 2010-08-23 2011-03-30 宁波杜亚机电技术有限公司 控制板内置式电子限位器

Also Published As

Publication number Publication date
TW201347365A (zh) 2013-11-16
AU2013227101B2 (en) 2016-05-05
AU2013227101A1 (en) 2014-09-11
EP2820979A1 (en) 2015-01-07
JP6189825B2 (ja) 2017-08-30
TWI593216B (zh) 2017-07-21
EP2820979A4 (en) 2015-06-24
CN104135900B (zh) 2017-05-31
ITTO20130150A1 (it) 2013-08-28
CN104135900A (zh) 2014-11-05
SG11201405029YA (en) 2014-10-30
WO2013129331A1 (ja) 2013-09-06
JPWO2013129331A1 (ja) 2015-07-30
HK1198355A1 (en) 2015-04-10

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