JP5551058B2 - Shutter device and its mounting method - Google Patents

Description

  The present invention relates to a shutter device in which an opening / closing body that opens and closes a building opening is wound and fed out to a box-shaped shutter housing fixed to a building housing, and a method for mounting the shutter device.

  For example, in a general shutter device disclosed in Patent Document 1, as a shutter curtain winding unit structure, both ends of a winding shaft are pivotally supported by bearings and the like, a sprocket is provided at one end, and an electric motor is connected via a chain. It is linked to the open / close switch. As another interlocking connection structure, there is a structure configured to drive the winding shaft in combination with a worm gear. Further, there is a configuration using a tubular motor in which a motor as a driving source is incorporated in a winding shaft, and an effect of saving space is obtained. Such a conventional shutter device is spanned between a pair of left and right brackets fixed to a building frame, and is assembled by constituting a shutter housing portion. Both ends of the winding unit installed in the shutter storage unit are supported and fixed to the shutter storage unit, and the above-described operations such as fixing the sprocket, driving source, and connecting the switch are generated.

Japanese Patent Laid-Open No. 2008-169584

  By the way, the left and right dimensions of the shutter housing portion including the left and right brackets do not always coincide with the width dimension of the winding unit to be installed, that is, the longitudinal dimension in the axial direction. When considering the manufacturing accuracy and assembly accuracy of the parts that make up each part of the shutter storage unit and take-up unit, minute errors may accumulate and fall outside the allowable range. It may not be possible to assemble the unit. For example, when the longitudinal dimension of the shutter storage unit is larger than that of the winding unit, the support of the winding unit may be incomplete and the shutter storage unit may be distorted. Further, when the longitudinal dimension of the shutter storage portion is smaller than that of the winding unit, it is impossible to store the winding unit. In addition to this, in the structure in which both ends of the winding shaft are fixed so as to be immovable in the axial direction, it is necessary to remove all of the winding shaft and the shutter storage portion from the building frame during maintenance. In this case, although most of the parts that require maintenance are inside, it is necessary to remove even the shutter housing portion that covers them. In general, a shutter device assembled in a completed building requires work to remove finishing materials and coatings such as outer walls, side walls, and ceilings, and the area around the shutter housing is buried, requiring a lot of labor. It became.

  The present invention has been made in view of the above situation, and an object of the present invention is to provide a shutter device that can support and fix the winding unit easily and reliably without distorting the shutter housing portion even when there is an assembly dimensional difference in the shutter housing portion. And providing an installation method thereof.

Next, means for solving the above problems will be described with reference to the drawings corresponding to the embodiments.
The shutter device 11 according to the first aspect of the present invention is a shutter device 11 in which an opening / closing body 23 that opens and closes a building opening 19 is wound and fed out by a box-shaped shutter housing portion 13 fixed to the building housing 15. And
The shutter storage portion 13 is fixed to the building housing 15 at both left and right sides by a pair of brackets 27 and has a winding unit 33 provided therein.
The take-up unit 33 includes a take-up shaft 29 around which the opening / closing body 23 is wound, and a support plate 57 that supports one shaft 63 of the take-up shaft 29 so as to be rotatable and restricted in movement in the axial direction. And a gear box 59 that rotatably supports the other shaft neck 63 of the winding shaft 29 and is movable in the axial direction, and a drive motor 97 that outputs a rotational driving force to the gear box 59. And an opening / closing machine 31 fixed to the gear box 59,
The one bracket 27 and the support plate 57 are attached and fixed by fastening means 67 so that the support plate 57 comes into contact with the inside of the left and right one bracket 27, and the other left and right brackets The other bracket 27 and the gear box 59 are attached and fixed by a fastening means 67 so that the gear box 59 is in contact with the inside of the gear box 59.

  In the shutter device 11, when attaching the winding unit 33 to the shutter housing portion 13 fixed to the building housing 15, the support plate 57 that supports one shaft neck 63 of the winding shaft 29 is fixed to the bracket 27. The Since the other shaft neck 63 of the winding shaft 29 is movable in the direction along the axis, the winding unit 33 is inserted into the shutter accommodating portion 13 by moving the gear box 59 inward. Is easily possible. The winding unit 33 inserted into the shutter storage unit 13 is moved until the gear box 59 comes into contact with the inside of the bracket 27 after the support plate 57 is fastened and fixed, and the gear box 59 is fixed to the bracket 27 by the fastening means 67. As a result, both ends of the winding unit 33 are supported and fixed to the shutter storage portion 13 via the bracket 27.

The shutter device 11 according to claim 2 is the shutter device 11 according to claim 1,
A key 91 is inserted into a key groove 93 formed in the other shaft neck 63 of the winding shaft 29,
A notch 95 into which the key 91 is fitted is formed in a gear 89 of the gear box 59 into which the other shaft neck 63 is inserted.

  In the shutter device 11, when the gear box 59 is moved inward, or when the gear box 59 is moved outward until it abuts against the bracket 27, the key 91 fitted in the key groove 93 of the shaft neck 63 is moved. The gear 89 engaged with the notch 95 moves along the key 91, and the movement in the axial direction is allowed while the relative rotation is restricted.

The shutter device 11 according to claim 3 is the shutter device 11 according to claim 1 or 2,
The opening / closing body 23 is a sheet shutter 61.

  The shutter device 11 is composed of a sheet shutter that is a flexible and lightweight opening / closing body, and is composed of an opening / closing body 23 different from that using a metal slat or panel material, and is wound around a winding shaft 29. Can be attached to or detached from the shutter storage portion 13.

The shutter device 11 according to claim 4 is the shutter device 11 according to claim 1, 2 or 3,
The opening / closing machine 31 includes a brake mechanism 99 and a controller 87.

  In the shutter device 11, a conventional sprocket or chain is not required, and the winding shaft 29 can be directly moved and driven / stopped only through the gear box 59 by only the opening / closing device 31. Moreover, it is only necessary to remove the switch 31 as a drive source, and the maintainability is improved.

The shutter device 11 according to claim 5 is the shutter device 11 according to any one of claims 1, 2, 3, and 4,
A sensor unit 81 that monitors the rotation of the winding shaft 29 is attached to the support plate 57.

  In the shutter device 11, the rotation of the winding shaft 29 can be monitored only inside the winding unit 33. Moreover, it is only necessary to remove the sensor unit 81 as a monitoring structure, and maintenance is improved.

The shutter device 11 according to claim 6 is the shutter device 11 according to claim 5,
The sensor unit 81 and the control unit 87 are connected inside the winding unit 33,
Only the power supply line 103 and the operation switch wiring 105 connected to the control unit 87 are led out from the winding unit 33 to the outside.

  In the shutter device 11, the power supply system and the drive control system are integrated and installed inside the winding unit 33, and space can be saved compared to a structure in which any one of them is installed outside the shutter storage unit 13. The number of electric wires led out from the shutter storage unit 13 can be reduced.

According to the method for mounting the shutter device 11 according to claim 7, the opening / closing body 23 that opens and closes the building opening 19 is wound and fed out by the box-shaped shutter storage portion 13 fixed to the building housing 15. Installation method,
A procedure for fixing a pair of brackets 27 provided on the left and right side portions of the shutter storage portion 13 to the building housing 15;
A procedure for disposing the winding unit 33 inside the shutter housing portion 13;
A support plate 57 that supports one shaft neck 63 of the winding shaft 29 provided in the winding unit 33 so as to be rotatable and restricts movement in the axial direction is brought into contact with the inner side of the left or right bracket 27. A procedure for attaching with fastening means 67 and fixing each other so as to be in a state;
A gear box 59 that rotates the other shaft neck 63 of the winding shaft 29 and is movable in the axial direction is attached by a fastening means 67 so as to be in contact with the inside of the other bracket 27 on the left and right. Steps to secure each other,
It is characterized by including.

  In the mounting method of the shutter device 11, when the winding unit 33 is attached to the shutter housing portion 13 fixed to the building housing 15, the support plate 57 that supports one shaft neck 63 of the winding shaft 29 is a bracket. 27. Since the other shaft neck 63 of the winding shaft 29 is movable in the direction along the axis, the winding unit 33 is inserted into the shutter accommodating portion 13 by moving the gear box 59 inward. Is easily possible. The take-up unit 33 inserted into the shutter housing portion 13 is moved outward after the support plate 57 is fastened and fixed until the gear box 59 comes into contact with the bracket 27, and the gear box 59 is fixed to the bracket 27 by the fastening means 67. As a result, both ends of the winding unit 33 are fixed to the shutter storage portion 13 via the bracket 27.

  According to the shutter device of the first aspect of the present invention, it is easy without distorting the shutter housing portion even if there is an assembly dimensional difference between individual parts constituting the shutter housing portion or the winding unit. In addition, the winding unit can be reliably supported and fixed. Thereby, the workability of attachment to and removal from the take-up unit with respect to the shutter storage portion is improved.

  According to the shutter device of the second aspect, with a simple structure, the gear box can be connected to the other head of the winding shaft so as to be relatively rotationally restricted and movable in the axial direction.

  According to the shutter device of the third aspect, the winding unit for winding the sheet shutter around the winding shaft can be attached by easy construction.

  According to the shutter device of claim 4, the opening / closing machine includes a drive motor, a brake mechanism section, and a control section, and the winding shaft is directly moved, driven and stopped via the gear box only by this opening / closing machine. Control becomes possible. Further, the winding unit can be made compact by this opening / closing device, and it is only necessary to remove only the opening / closing device as a drive source, so that the maintainability is improved.

  According to the shutter device of the fifth aspect, the sensor unit for monitoring the rotation of the winding shaft is provided inside the winding unit, so that wiring to the outside of the shutter housing portion is unnecessary, and the sensor is used as a monitoring structure. Only the unit needs to be removed, improving maintainability.

  According to the shutter device of claim 6, if only the power line and the operation switch wiring are wired to the shutter housing portion attached to the building housing, the electrical work is completed, and the wiring led out to the outside is performed. It can be omitted and construction can be facilitated.

  According to the mounting method of the shutter device according to claim 7, even if there is a difference in assembly dimensions in the shutter housing portion and the winding unit, the winding unit can be attached by absorbing the dimensional difference. It is possible to prevent the portion from being distorted and the take-up unit from being unable to be attached.

1 is an external perspective view of a shutter device according to the present invention. FIG. 2 is an internal front view of a shutter storage unit illustrated in FIG. 1. FIG. 3 is a side view of FIG. 2. It is a disassembled perspective view of the outer case of a shutter accommodating part. It is a front view of a winding unit. It is a disassembled perspective view of a shaft neck and a support plate. It is a disassembled perspective view of a support plate and a bracket. It is a disassembled perspective view of an opening / closing machine, a gear box, and a shaft neck. It is a disassembled perspective view of a gear box and a bracket. (A) is a principal part front view before a gear box fixation, (b) is a principal part front view after a gear box fixation.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is an external perspective view of the shutter device 11 according to the present invention, FIG. 2 is an internal front view of the shutter accommodating portion 13 shown in FIG. 1, and FIG. 3 is a side view of FIG.
A building opening 19 is formed in the wall 17 of the building housing 15. The shutter device 11 is attached to the vertical surface 21 above the building opening 19. In the shutter device 11, an opening / closing body 23 that opens and closes the building opening 19 is wound and fed out by a box-shaped shutter storage portion 13 fixed to the building housing 15. The opening / closing body 23 that moves up and down the building opening 19 is lifted and lowered by being guided by guide rails 25 fixed to the left and right wall portions 17. The shutter storage portion 13 is fixed to the building housing 15 at both left and right sides by a pair of brackets 27, and has a winding unit 33 having a winding shaft 29 and an opening / closing device 31.

FIG. 4 is an exploded perspective view of the outer case of the shutter accommodating portion 13.
The shutter storage unit 13 has a structure in which a back plate 39 fixed to the vertical surface 21 above the building opening 19 and having a locking receiving part 37 at the upper end 35 and a locking part 41 locked to the locking receiving part 37. Has an upper plate 43 formed at the rear edge, left and right brackets 27 connected to both ends of the upper plate 43 and fixed to the building housing 15, and a lower plate 45 fixed to both ends of the left and right brackets 27. And a front plate 47 whose upper edge is locked to the front edge of the upper plate 43 and whose lower edge is fixed to the lower plate 45, and a decorative side plate 49 shown in FIG. The left and right brackets 27 are connected to the upper plate 43, the lower plate 45, and the front plate 47 by case fixing screws 51. The distance between the left and right brackets 27 is determined by the lengths of the upper plate 43 and the lower plate 45, and is fixed by a case fixing screw 51 so as to sandwich the upper plate 43 and the lower plate 45. It is set larger than the total length.

  The shutter housing portion 13 is supported by being locked to a back plate 39 fixed to a building, with a frame portion 53 including a back plate 39, an upper plate 43, a bracket 27, and a lower plate 45 serving as an outer shell. The inspection opening 55 of the frame body part 53 is closed by the front plate 47. Conventionally, the storage portion structure configured by attaching the decorative plate material to the channel material for supporting the load is made up of a frame body portion 53 that eliminates the channel material, makes the decorative plate material thick to some extent, and forms ribs. Will come to be. Thereby, the load of a storage member is disperse | distributed and the load support only by the frame part 53 is enabled. In addition, the assembly tolerance due to the assembly of the channel material and the decorative board material is eliminated.

FIG. 5 is a front view of the winding unit 33.
The winding unit 33 includes a winding shaft 29, a support plate 57, a gear box 59, and a switch 31 as main components. The winding shaft 29 winds the sheet shutter 61 shown in FIG. Since the seat shutter 61 is light and flexible, the opening / closing body 23 is different from that using a metal slat or panel material, and enables a high-speed opening / closing operation. The seat shutter 61 according to the present embodiment is provided with a connecting band provided with a dentition on both sides, and the connecting rail is engaged with the left and right guide rails 25 so that the guide rails 25 are guided up and down. The shutter device 11 using the opening / closing body 23 as a sheet shutter 61 can be attached to an opening provided in a house opening or indoor partition, or an opening or partition in a refrigeration / freezing facility.

FIG. 6 is an exploded perspective view of the shaft neck 63 and the support plate 57, and FIG. 7 is an exploded perspective view of the support plate 57 and the bracket 27.
An attachment fixing piece 65 to the bracket 27 is formed on the support plate 57, and the attachment fixing piece 65 has a female screw portion 65a. The support plate 57 is fixed to the bracket 27 by the fastening means 67 in a contact state. In the present embodiment, the fastening means comprises a fixing bolt 67, which is inserted from the outside of the bracket 27 and is fixed to the bracket 27 by screwing into the female thread portion 65a of the support plate 57 located inside the bracket 27. The A plurality of positioning pieces 69 corresponding to the mounting and fixing pieces 65 of the support plate 57 are cut and raised on the bracket 27, whereby the support plate 57 is positioned and supported and fixed at a predetermined position with respect to the bracket 27.

  The support plate 57 supports one shaft neck 63 of the take-up shaft 29 while allowing it to rotate and restricting movement in the axial direction. An outer ring 73 of a bearing 71 is fixed to the support plate 57, and one shaft 63 of the winding shaft 29 is fixed to an inner ring 75 that is rotatable relative to the outer ring 73. The inner ring 75 and the shaft neck 63 are fixed by a plurality of female screws 79 shown in FIGS. 2 and 5 that pass through the cylindrical portion 77 of the inner ring 75 shown in FIG.

  A sensor unit 81 that monitors the rotation of the winding shaft 29 is attached to the support plate 57. A sensor gear 83 is fixed to the tip of the shaft neck 63 passing through the bearing 71 by a grommet screw 79, and the sensor gear 83 meshes with the sensor input gear 85. The rotation of the winding shaft 29 is transmitted to the rotation amount detection mechanism portion of the sensor unit 81 via the sensor gear 83 and the sensor input gear 85. The sensor unit 81 detects an amount of rotation of the winding shaft 29 via the sensor gear 83 and the sensor input gear 85, and outputs an origin sensor that outputs an origin correction signal when reaching a predetermined amount of rotation that is regarded as the origin. Elevated position detecting means for detecting an elevated position from the rotation amount of the shaft 29 and outputting position information to the control unit 87 is provided. The sensor unit 81 is connected to the control unit 87 of the switch 31 shown in FIG. 2 and serves as a control monitoring unit.

  In the shutter storage unit 13, the rotation of the winding shaft 29 can be monitored only inside the winding unit 33 as described above. Further, it is only necessary to remove the sensor unit 81 as a monitoring structure, and maintenance is improved such as replacement and adjustment.

FIG. 8 is an exploded perspective view of the switch 31, the gear box 59, and the shaft neck 63, and FIG. 9 is an exploded perspective view of the gear box 59 and the bracket 27.
The gear box 59 rotates the other shaft neck 63 of the winding shaft 29 and is movable in the axial direction. That is, the gear 89 of the gear box 59 also serves as a bearing. The gear 89 is free in the axial direction with respect to the shaft neck 63 and is restricted in the rotational direction. In the present embodiment, rotation transmission, that is, power transmission is performed via the key 91.

  A key 91 is inserted into a key groove 93 formed in the other shaft neck 63 of the winding shaft 29, and a notch 95 into which the key 91 is inserted into a gear 89 of a gear box 59 into which the other shaft neck 63 is inserted. Is formed. When the gear box 59 is moved inward, that is, in the direction of one shaft neck 63, or when the gear box 59 is moved outward until it contacts the bracket 27, the key 91 fitted in the key groove 93 of the shaft neck 63 is inserted into the key 91. On the other hand, the gear 89 engaged at the notch 95 moves along the key 91, and the gear 89 is allowed to move in the axial direction while its relative rotation is restricted. Thereby, the manufacturing dimensional difference between the shutter storage unit 13 and the winding unit 33 is absorbed by the slide (play) between the shaft neck 63 and the gear 89.

  The gear box 59 is attached and fixed by the fastening means 67 so as to be in contact with the inside of the bracket 27. In the present embodiment, the fastening means includes the fixing bolt 67 and is inserted from the outside of the bracket 27, and the fixing bolt 67 is fixed to the bracket 27 by being screwed to the side wall surface of the gear box 59. A plurality of positioning pieces 69 that hit the gear box 59 are cut and raised on the bracket 27, whereby the gear box 59 is positioned and fixed with respect to the bracket 27 at a predetermined position. Due to this positioning, the arrangement space of the gear box 59 is taken into consideration. In this embodiment, the gear box 59 is slightly inclined to the position indicated by the two-dot chain line in the bracket 27 in FIG. The opening / closing device 31 is fixed so as to avoid the opening / closing machine 31 so that the contacting vertical line substantially coincides with the extended line of the groove center line of the guide rail 25 (see FIG. 3).

  The opening / closing machine 31 includes a driving motor 97 that outputs a rotational driving force to the gear box 59 and is fixed to the gear box 59. The opening / closing machine 31 includes a brake mechanism unit 99 and a control unit 87. This eliminates the need for a conventional sprocket or chain and allows the opening / closing machine 31 to directly control the drive shaft 29 via only the gear box 59 and to control driving / stopping. Further, it is only necessary to remove the opening / closing device 31 as a drive source, and the maintainability is greatly improved. An LED counter 101 shown in FIGS. 2 and 3 is provided in the vicinity of the switch 31.

  The sensor unit 81 and the control unit 87 described above are connected by the control wiring 104 inside the winding unit 33. Accordingly, only the power supply line 103 including the ground wiring connected to the control unit 87 and the operation switch wiring 105 are led out from the winding unit 33 to the outside. In other words, the power supply system and the drive control system are integrated and installed compactly inside the winding unit 33. Compared with a structure in which any one of these is installed outside the shutter storage unit 13, the number of electric wires led out from the shutter storage unit 13 can be significantly reduced, and labor saving of electric work is also realized.

Next, a method for mounting the shutter device 11 having the above configuration will be described.
FIG. 10A is a front view of the main part before the gear box is fixed, and FIG. 10B is a front view of the main part after the gear box is fixed.
To install and install the shutter device 11, first, the frame body 53 is attached to the building housing 15. After positioning and fixing the back plate 39, the frame portion 53 is assembled by fixing the pair of left and right brackets 27 to the building housing 15 and positioning the upper plate 43 and the lower plate 45 between the left and right brackets 27 and assembling them. When the frame body portion 53 is assembled, the winding unit 33 is disposed with respect to the shutter housing portion 13 in a state where the front plate 47 is removed. The winding shaft 29 is arranged so that the suspension base 107 faces substantially front. This is for facilitating the assembly of the sheet shutter 61 to the suspension base 107 after the winding unit 33 is fixed.

  One shaft neck 63 of the winding shaft 29 provided in the winding unit 33 is fixed to the support plate 57 via a bearing 71. The support plate 57 is brought into contact with the inner side of one of the left and right brackets 27 and is attached and fixed to the bracket 27 with fixing bolts 67 inserted from the outer side of the bracket 27. In this state, a clearance C is formed between the gear box 59 and the bracket 27 as shown in FIG.

  Next, the gear box 59 in which the gear 89 is movable in the axial direction relative to the key 91 is slid in a direction in which the clearance is eliminated, that is, in a direction approaching the inside of the bracket 27. When the gear box 59 comes into contact with the bracket 27, the gear box 59 is tightly fixed to the bracket 27 by the fixing bolt 67 inserted from the outside of the bracket 27. That is, the gear box 59 is drawn toward the bracket 27 by tightening with the fixing bolt 67. When the winding unit 33 is fixed, the sheet shutter 61 is assembled to the suspension base portion 107 of the winding shaft 29. When the sheet shutter 61 is wound around the winding shaft 29 in advance, the on-site assembly can be omitted. Finally, the decorative side plate 49 shown in FIG. 1 is attached to the left and right brackets 27, the front plate 47 is attached to the shutter housing portion 13, the power line 103 and the operation switch wiring 105 are connected, and the shutter device 11 is installed. To complete.

  Thus, in the mounting method of the shutter device 11, the support plate that supports one shaft 63 of the winding shaft 29 when the winding unit 33 is mounted to the shutter housing portion 13 fixed to the building housing 15. 57 is fixed to the bracket 27. Since the other shaft neck 63 of the winding shaft 29 is movable in the direction along the axis, the winding unit 33 is inserted into the shutter accommodating portion 13 by moving the gear box 59 inward. Is easily possible. The winding unit 33 inserted into the shutter storage unit 13 is moved outward until the gear box 59 comes into contact with the bracket 27 this time, and the gear box 59 is fixed by the fixing bolt 67 from the outside of the bracket 27. Both ends of the winding unit 33 are fixed to the shutter storage unit 13 via the bracket 27.

  In the shutter device 11 having the above-described configuration, the gear box 59 can be connected to the other shaft neck 63 of the winding shaft 29 so as to be relatively rotated and movable in the axial direction with a simple structure. Since the other end side of the shaft neck 63 is not fixed and can be slid in the axial direction of the shaft neck 63, it is stored between the left and right brackets without being caught at the time of assembly, and workability is improved, and fixing and assembly are facilitated. The winding unit 33 that winds the sheet shutter 61 around the winding shaft 29 can be attached by easy construction. Since the fixing structure is only on one side, the machining of the female screw and the like can be reduced.

  Further, the opening / closing machine 31 includes a drive motor 97, a brake mechanism 99, and a control unit 87, and the winding shaft 29 can be driven and controlled only by the opening / closing machine 31, and the winding unit 33 can be made compact. Since the winding shaft 29 and the drive motor 97 are configured separately, the cost can be reduced compared to the conventional configuration using a tubular motor. Further, it is possible to easily remove the gear box 59 and the drive motor 97 from the shaft neck 63, thereby improving the maintainability.

  In addition, a sensor unit 81 that monitors the rotation of the winding shaft 29 is provided inside the winding unit 33, so that an external installation work for the shutter storage unit 13 is not required. If only the power supply line 103 and the operation switch wiring 105 are wired to the shutter housing portion 13 attached to the building housing 15, the electrical work is completed, and the construction can be made extremely easy.

  Therefore, according to the shutter device 11 and the mounting construction method thereof according to the present embodiment, even if there is an assembly dimensional difference in the shutter storage portion 13 or the winding unit 33, the dimensional difference is absorbed and the winding unit. 33 can be attached, and it is possible to easily and surely fix the winding unit 33 by preventing the shutter housing portion 13 from being distorted or preventing the winding unit 33 from being attached.

  In the above-described embodiment, the fastening means that fixes the left and right brackets 27 and the support plate 57 and the left and right brackets 27 and the gear box 59 in contact with each other is inserted from the outside of the bracket 27. Although the example of the fixing bolt 67 has been described, the fastening means may have other configurations. For example, if the fixing means is fixed from the outside of the bracket 27, the support plate 57 and the gear box respectively positioned inside the bracket 27 are used. There is a method in which a stud bolt is provided in 59, a state in which the stud bolt is penetrated from the inside of the bracket 27, and a nut is screwed and fastened to a male screw portion protruding to the outside of the bracket 27. The bolts penetrating them from the inside of the support plate 57 and the gear box 59 are configured, A method of fastening and fixing by screwing to the racket 27, or a male screw part protruding from the inside of the bracket 27, and passing through the support plate 57 and the gear box 59 and fastening and fixing using a nut. Further, it may be a clamp-like fastening means that clamps the bracket 27 and the support plate 57 or the bracket 27 and the gear box 59 from both outsides.

DESCRIPTION OF SYMBOLS 11 ... Shutter apparatus 13 ... Shutter storage part 15 ... Building housing 19 ... Building opening 23 ... Opening and closing body 27 ... Bracket 29 ... Winding shaft 31 ... Opening / closing machine 33 ... Winding unit 57 ... Support plate 59 ... Gear box 61 ... Sheet Shutter 63 ... Shaft neck 67 ... Fastening means (fixing bolt)
DESCRIPTION OF SYMBOLS 81 ... Sensor unit 87 ... Control part 89 ... Gear 91 ... Key 93 ... Key groove 95 ... Notch part 97 ... Drive motor 99 ... Brake mechanism part 103 ... Power supply line 105 ... Operation switch wiring

Claims (7)

The opening / closing body that opens and closes the opening of the building is a shutter device that is wound and unwound by a box-shaped shutter storage unit fixed to the building housing,
The shutter storage part has left and right side parts fixed to the building frame by a pair of brackets, and has a winding unit inside.
The winding unit includes a winding shaft that winds the opening / closing body, a support plate that rotatably supports one of the heads of the winding shaft and restricts movement in the axial direction, and the winding shaft A gear box that rotatably supports the other head of the shaft and that can move in the axial direction, and a switch that includes a drive motor that outputs a rotational driving force to the gear box and is fixed to the gear box. Have
The one bracket and the support plate are attached and fixed by fastening means so that the support plate is in contact with the inside of the left and right one bracket, and the gear is placed inside the left and right other bracket. The shutter device is characterized in that the other bracket and the gear box are attached and fixed by fastening means so that the box comes into contact. The shutter device according to claim 1,
A key is inserted into a key groove formed on the other shaft neck of the winding shaft,
A shutter device, wherein a notch for fitting the key is formed in a gear of the gear box into which the other shaft head is inserted. The shutter device according to claim 1 or 2,
The opening / closing body is a sheet shutter. The shutter device according to claim 1,
The shutter device, wherein the opening / closing machine includes a brake mechanism unit and a control unit. The shutter device according to claim 4,
The shutter device, wherein a sensor unit for monitoring the rotation of the winding shaft is attached to the support plate. The shutter device according to claim 5,
The sensor unit and the control unit are connected inside the winding unit,
Only the power supply line and the operation switch wiring connected to the control unit are led out from the winding unit to the outside. The opening and closing body that opens and closes the opening of the building is a mounting method of a shutter device that is wound and fed out by a box-shaped shutter housing fixed to the building frame,
A procedure for fixing a pair of brackets provided on the left and right sides of the shutter storage portion to the building frame;
A procedure for arranging a winding unit inside the shutter housing;
A support plate that supports one shaft neck of the winding shaft provided in the winding unit so as to be rotatable and restricts movement in the axial direction so as to be in contact with the inner side of one of the left and right brackets. , A procedure for attaching with fastening means and fixing each other;
A gear box that rotates the other head of the winding shaft and is movable in the axial direction is attached by fastening means so as to be in contact with the inner side of the left and right other brackets, and fixed to each other. Procedure and
A mounting method for a shutter device, comprising:

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