JP4675168B2 - Opening and closing body device - Google Patents

Description

  The present invention opens an opening by moving opening / closing means such as a shutter curtain installed in an opening of a building / structure including a building such as a house, a building, a factory, a warehouse, or an underground facility such as an underground shopping center. / It relates to an opening / closing body device to be closed.

  Conventionally, opening / closing bodies such as shutter curtains installed at the opening of structures / structures including buildings such as houses, buildings, factories, warehouses, garages, and underground facilities such as underground malls, etc. are moved by moving in the closing direction. The opening is closed. As this open / close body device, a so-called grill shutter device having an open / close body formed by connecting a plurality of pipes in the open / close direction is known. FIG. 1 is a diagram showing a schematic configuration of a conventional grill shutter device. The grill shutter device is configured such that a curtain portion is formed by connecting a large number of pipe members with link members, and the basic configuration thereof is almost the same as that of a shutter curtain device using a slat curtain.

  The grill shutter device shown in FIG. 1 employs a winding shaft structure that allows the winding shaft to approach and separate from the winding shaft side extension of the guide rail. The opening / closing body device 1 having the winding shaft structure includes an opening / closing body 10 that opens and closes the opening of the housing 9, a guide rail 20 that guides the opening / closing body 10 in the opening / closing direction (vertical direction according to the drawing), A winding shaft 30 for winding and unwinding the opening / closing body 10, a case main body 40 fixed to the housing 9 side, a movably supported relative to the case main body 40 and the winding shaft 30 at both ends thereof A movable member 50 that is rotatably supported by the movable member 50, a movement auxiliary means 60 provided at four corners of the movable member 50 in order to reduce movement resistance of the movable member 50, a guide member 70 that guides the movement auxiliary means 60, 71. The movable member 50 and the movement assisting means 60 support the winding shaft 30 so as to approach and separate from the winding shaft side extension line of the guide rail 20, and are wound around the winding shaft 30 and fed out. The opening / closing body 10 is smoothly guided in the opening / closing direction along the guide rail 20.

  Although the illustration of the opening / closing body 10 is omitted, the opening / closing body 10 includes a shutter member formed of a rod-shaped member such as a hollow pipe and a link that connects these shutter members. Thus, the shutter members are arranged vertically at a predetermined interval in a horizontal posture, and are supported slidably in front and rear in a state where both ends thereof are inserted into the guide rail 20, Guided up and down.

  The guide rails 20 are disposed on both ends of the opening / closing body 10 in the width direction. Each guide rail 20 is a member formed in a substantially U-shaped cross section by drawing or extruding an aluminum alloy material or bending a steel plate or another metal plate. The ceiling is provided with a slit-shaped entrance / exit portion 21 that serves as an entrance / exit of the shutter member. The guide rails 20 are arranged at both ends in the width direction of the opening / closing body so that the end portions in the width direction of the opening / closing body 10 are inserted into the entrance / exit portion 21 continuous in the longitudinal direction and guided in the opening / closing direction (vertical direction in FIG. 1). Each of which is disposed. The upper end of the guide rail 20 is continuously engaged with the entrance / exit part 21 and is formed with a substantially trumpet-shaped indented part so as to increase the width dimension of the entrance / exit part 21 toward the upper part inside the ceiling. Has been. This swaging portion reduces sliding contact between the opening / closing body 10 and the upper end portion of the guide rail 20 when the upper portion of the guide rail 20 in the opening / closing body 10 is inclined toward the winding shaft 30 side. To do.

  The winding shaft 30 includes a shaft main body 31 that is pivotally supported by a movable member 50 via a bearing or the like, and a substantially cylindrical drum 32 fixed around the shaft main body 31. The opening / closing body 10 is wound around the drum 32. The shaft body 31 of the winding shaft 30 is provided with a sprocket (not shown) that receives a rotational force from a drive source 80 such as an electric motor via a chain 81.

  The guide members 70 and 71 are disposed on both side surfaces of the case body 40 corresponding to each of the movement assisting means 60 provided at the four corners of the movable member 50, and the inner surface prevents the movement assisting means 60 described later from dropping off. Rails 72 and 73 having a convex cross section are provided on the bottom surface thereof, which are formed in a substantially concave groove shape to be prevented, and fit with the outer peripheral surface of the movement assisting means 60. The rails 72 and 73 in each guide member 70 and 71 are extended in the approaching / separating direction with respect to the winding shaft side extension line. The guide members 70 and 71 guide the take-up shaft 30, the movable member 50, the movement assisting means 60, and the like so as to guide the take-up shaft side extension line of the guide rail 20 in a substantially horizontal approaching and separating direction.

The movable member 50 is disposed corresponding to the guide members 70 and 71, and is a receiving portion for fixing the movement assisting means 60 to the upper and lower end portions thereof by bending a substantially rectangular metal plate. 51 and 52 are arranged in a substantially L-shaped cross section, and the bending strength in the approaching / separating direction (substantially horizontal direction in the drawing) is reinforced by the receiving portions 51 and 52 having a substantially L-shaped cross section. A drive source 80 such as an electric motor is supported on one of the movable members 50 provided on both ends of the winding shaft 30 via a bracket 74 having a substantially L-shaped cross section. An example of such an opening / closing body device is disclosed in Patent Document 1.
JP 2004-293191 A

  As described above, in the case of a type of opening and closing body device in which the grill curtain or shutter curtain is rolled up and stored inside the building, a case board case that covers and winds up the winding shaft and curtain (case storage) There is a method of concealing the rolled-up opening / closing member device as it is with the ceiling member of the room (ceiling storage). In the case storage method, the inside of the case can be inspected and maintained by removing the lower surface of the case. However, in the case of the ceiling storage method, the ceiling member on the lower side of the switchgear unit is a square about 50 cm square. This part was removed as an inspection opening, and the ceiling was visited, or the inspection opening and maintenance were conducted through this inspection opening.

  Therefore, in the case of the ceiling storage method, it becomes difficult to inspect in detail or replace the mechanical parts that are stored in the back of the ceiling, such as the suspension source, shaft, switch, control panel, etc. There was a case. Moreover, in the operation | work which requires replacement | exchange of a shaft or a curtain, the ceiling member must be removed once, and the ceiling member must be attached again after replacement | exchange, and there existed a case where cost and labor were required. Furthermore, as described above, the winding shaft structure that can move the winding shaft closer to and away from the winding axis extension line of the guide rail can be regularly inspected and maintained due to the characteristics of the structure. Since it is necessary, it may be difficult to perform sufficient inspection and maintenance with a conventional inspection port.

  An object of the present invention is to provide an opening / closing device that can be easily inspected and maintained even in a state of being housed in a construction / structure such as a ceiling.

The first feature of the opening / closing body device of the present invention is that the opening / closing body means for opening / closing the opening by opening / closing the opening / closing means via an entrance / exit provided near the side end of the opening of the construction / structure. And an opening / closing body device that holds the same member as the vicinity of the entrance / exit constituting the construction / structure and is provided so as to be detachable from the opening / closing body means, and is held by the panel means The opening / closing body means is installed in the construction / structure so as to constitute the construction / structure using a member.
Opening and closing means means doorways provided near side edges such as doorways and windows, or openings such as internal passages and spaces in constructions and structures such as buildings, houses, factories, and warehouses. It is composed of opening / closing means such as a shutter curtain that moves in and out, and is drawn out from the entrance to partition the opening as when the store is closed, or is brought into the entrance to open. Such opening / closing means is usually housed in the upper part of the opening of a construction / structure, etc., and descends via the doorway to close the opening. In addition to this, there is a type in which the opening / closing means is housed in the side portion of the opening and opened / closed by a lateral pulling method, or is opened / closed in the lower portion of the opening by an ascending method. Here, the opening / closing movement includes movement in only the opening direction, only the closing direction, and both opening and closing directions. In addition, closing includes feeding, sliding movement, stretching, and the like and means advancement of the opening / closing member, and opening includes winding, contraction, folding, and the like, and means retreating of the opening / closing body. When the closing moving tip of the opening / closing means comes into direct or indirect contact with a contact portion such as a floor surface or a contact surface, the opening / closing means finishes moving. Such an opening / closing body device is normally stored in a ceiling portion or the like, and starts moving from the stored state. When the opening / closing body device is housed in the ceiling, the panel means holds the ceiling member which is the same member as the vicinity of the entrance / exit. That is, when the panel means holds the same member as the vicinity of the entrance / exit, the design appearance of the entrance / exit portion is improved. In addition, when periodic inspection and maintenance of the opening / closing body device is required, the ceiling member can be easily removed by detaching the panel means, and only the panel means is returned to the original state when the inspection or maintenance is completed. Thus, inspection and maintenance can be easily performed.

According to a second feature of the opening / closing member device of the present invention, in the opening / closing member device described in the first feature, the opening / closing member means is supported so as to be close to and away from the winding shaft side extension line of the guide rail. It has a winding shaft.
This employs a take-up shaft structure that can move the take-up shaft toward and away from the take-up shaft side extension line of the guide rail as an opening / closing body device. In this case, the panel means as in the present invention is used. By providing, inspection and maintenance can be easily performed.

According to a third feature of the opening / closing body device of the present invention, in the opening / closing body device according to the first or second feature, the opening / closing body means is provided on a ceiling side of the construction / structure. It is to hold the ceiling member of the construction / structure.
In this configuration, the opening / closing body device is provided on the ceiling side of the construction / structure, and the panel means holds the ceiling member of the construction / structure.

According to a fourth feature of the opening / closing member apparatus of the present invention, in the opening / closing member device according to the first, second or third feature, the panel means is rotated with respect to the opening / closing member means. It is in being provided.
This is configured such that the panel means rotates with respect to the opening / closing means and is detached. As a rotational attachment / detachment method, a one-sided opening or a double door opening can be employed.

According to a fifth feature of the opening / closing member apparatus of the present invention, in the opening / closing member device according to the first, second, third or fourth feature, a plurality of the panel means are provided with respect to the opening / closing member means, It is provided by at least two kinds of desorption methods.
This is because the panel means corresponding to the part that needs to be frequently inspected and maintained among the components of the opening / closing body device is provided with a locking member such as a thumb turn lock or a cylinder lock, and this is unlocked. Thus, the panel means can be easily attached and detached, and the panel means corresponding to the parts with little need for inspection and maintenance can be attached and detached with a fixing tool such as a screw.

  According to the opening / closing body device of the present invention, there is an effect that inspection and maintenance can be easily performed even in a state of being housed in a construction / structure such as a ceiling.

  A grill shutter device according to an embodiment of the opening / closing body device according to the present invention will be described below with reference to the accompanying drawings. FIG. 2 is a diagram showing an outline of the grill shutter device according to the present invention. In FIG. 2, the same components as those in FIG. 1 are denoted by the same reference numerals, and the description thereof is omitted. This grill shutter device is the same as that described in the section of the prior art, and has a winding shaft structure that allows the winding shaft to approach and separate from the winding shaft side extension line of the guide rail. is there.

  The grill shutter device is different from that shown in FIG. 1 in that the ceiling members 24b to 24d existing from one end to the other end in the width direction of the shutter device are attached to the lower surface case of the grill shutter device, and the two are integrally formed. However, it is detachable from the ceiling. That is, auxiliary members 21 and 22 are provided on the lower surface side of the case body 40, and ceiling panels 251 to 253 for holding the ceiling members 24b to 24d are rotatably provided on the auxiliary members.

  The ceiling members 24a and 24e are ceiling members that constitute a part of the building, and are fixedly disposed before and after the grill shutter device (left and right in FIG. 2). Conventionally, such a ceiling member is also provided on the lower surface side of the grill shutter device, and an inspection port is provided in a part thereof. In this embodiment, the ceiling members 24b to 24d can be detached from the ceiling side by rotating the ceiling members 24b to 24d on the lower surface side of the case body 40 around the lower surface of the auxiliary member 21 as a rotation axis. This makes it easy to inspect and maintain the grill shutter device by rotating the ceiling panels 251 to 253 so that the lower surface side of the case body 40 is fully opened without providing a separate inspection port as in the prior art. It is something that can be done.

  3 is a side view of the grill shutter device of FIG. 2 as viewed from the left side, and FIG. 4 is a bottom view of the grill shutter device of FIG. 2 as viewed from below. FIG. 5 is a diagram showing an outline of the structure of the central panel portion of FIG. In FIG. 3, the shaft main body 31 and the guide members 70 and 71 of the winding shaft 30 are indicated by dotted lines inside the case main body 40, and illustration of other members is omitted. Since this grill shutter device is long in the horizontal direction, a part of the grill shutter device is omitted. As shown in FIG. 3, three case plates 41 to 43 are detachably attached to the side surface of the case main body 40 (front side in FIG. 3) with a fixing tool such as a screw.

  As shown in FIG. 4, the end panels 251 and 252 of the ceiling panel 25 and the center panel 253 are rotatably attached to the auxiliary member 21 side by a hinge or the like (not shown). As shown in FIG. 2, the end panels 251 and 252 include a convex portion 255 that is attracted and attracted by a magnet catch 26 provided on the inner side surface of the auxiliary member 22. Further, the end panels 251 and 252 include a lock member 256 constituting a thumb turn lock or a cylinder lock with the auxiliary member 22. Therefore, even when the lock member 256 is removed, the end panels 251 and 252 are temporarily held by the magnet catch 26. Further, since the panel may be opened by vibration such as an earthquake only with the magnet catch 26, a thumb turn lock or a cylinder lock is provided so that the end panels 251 and 252 are not easily opened by vibration. Further, as shown in FIG. 5, the central panel 253 is detachably attached to the case body 40 with a fixing tool such as a screw. Thus, since the end members 251 and 252 and the center panel 253 are provided with the ceiling members 24b to 24d, the appearance of the design can be improved.

  Since the end panels 251 and 252 can be easily opened by unlocking the lock member 256, the opening and closing machine, the control panel, the movable member 50, the guide members 70 and 71, etc. provided in the vicinity thereof are inspected. And maintenance can be performed easily. On the other hand, since there are few members that require inspection and maintenance at the substantially central portion of the grill shutter device, the grill shutter device is detachably attached by a fixing tool such as a screw. The central panel 253 may also be provided with a lock member or a magnet catch, like the end panels 251 and 252.

  When the opening / closing body 10 of the grill shutter device descends, if there is an obstacle under the opening / closing body 10, the opening / closing body 10 may be sandwiched between the opening and closing body 10, and the obstacle or the opening / closing body 10 itself may be adversely affected. Therefore, it is preferable to perform control such as stopping the descent operation when any obstacle is present during the descent operation of the opening / closing body 10. Usually, such a device incorporates a microswitch or the like serving as a detection signal output means for outputting an obstacle detection signal inside the seat plate, and the microswitch and the control panel are connected by a wire such as a cord. Since the connected cord may be loosened, the cord is wound around a reel with a biasing member built in the winding side such as a mainspring or stored by a cord pulley that leads to the cord storage section. It is designed to be housed and stored. Alternatively, a tape switch may be affixed to the seat plate, or a light emitting unit and a light receiving unit that transmit and receive infrared light may be provided on the left and right guide rails to detect an obstacle.

  A parting edge (not shown) is detachably attached to the left and right upper and lower ends of the end panels 251 and 252 and the center panel 253 by a fixing tool such as a screw. One side of the parting edge is removed, and a ceiling member can be inserted therefrom. Thus, since the ceiling member is not fixed with screws or the like, it can be easily replaced by removing the parting edge. The central panel 253 is detachably attached to the auxiliary member 22 attached to the case body 40 by a fixing tool such as a screw.

  In the above-described embodiment, the end panels 251 and 252 and the center panel 253 are described so as to cover the entire lower surface of the case body 40. However, the shape of the ceiling member provided around the opening / closing device is described. Accordingly, a part of the case body 40 may be covered, and the end panels 251 and 252 and the center panel 253 may be larger than the lower surface of the case body 40. In addition, the end panels 251 and 252 and the center panel 253 have been described as being opened by rotating around one end, but the entire structure may be removable, or may be a one-sided opening or a double door opening.

  Further, in the above-described embodiment, the description has been given of the grill shutter device in which the shutter curtain, which is the opening / closing member, is drawn out while being closed, but the opening / closing member is drawn out by the horizontal pulling method or lifted. The present invention can be applied in the same manner even if the paper is fed out by the system or is fed out by the horizontal system. Examples of the opening / closing body device include a shutter device, a blind device, a roll screen device, and a curtain device. When the opening / closing body device is a shutter device, the opening / closing member, which is an opening / closing means, is a shutter curtain. Pipe grill curtains, panel curtains made of one or many connected panel materials, net curtains made of net materials, sheet curtains made of synthetic resin or cloth fiber sheet materials, or composite members thereof. This is due to composite curtains. Further, the material of the opening / closing member as the opening / closing means may be any as long as it is suitable for the purpose of use. Specifically, it can be made of metal, wood, plastic, cloth, or a composite of these. In the case of an opening / closing body device installed for the purpose of fire prevention, the material of at least the opening / closing member as the opening / closing means preferably has fire resistance.

  According to the above-described embodiment, the curtain member wound around the switch and the shaft from the ground by opening and closing and removing the end panel and the center panel holding the ceiling member during maintenance, repair, parts replacement and the like Etc. can be seen directly, and inspection / repair and replacement of parts such as switches and shafts can be easily performed. Moreover, although an edge part panel and a center panel are divided | segmented in the direction along the entrance / exit part, it is not necessary to divide | segment. Furthermore, a ceiling member may be fixed to the case main body to form a ceiling panel (such as an end panel, a central panel, or a combination thereof). The reinforcing member that becomes an obstacle to inspection and work may be fixed with bolts and removable. Although the case where the end panel and the center panel are opened and closed has been described as a method of detachment, the entire panel may be removable from the ceiling. The case of using a fixing tool such as a magnet or a screw has been explained as a method of fixing the end panel or the center panel. However, it is only necessary to be able to remove the panel at the time of work or emergency. A member may be provided, and a ceiling member may be mounted thereon, or a fixing tool such as a magnet or a screw may be appropriately combined and fixed. For fixing the ceiling member, the ceiling member may be provided as it is on the end panel or the center panel using screws or an adhesive, or a frame on which the ceiling member is placed may be provided on the four sides of the panel.

It is a figure which shows schematic structure of the conventional grill shutter apparatus. It is a figure showing the outline of the grill shutter device concerning the present invention. It is the side view which looked at the grill shutter device of Drawing 2 from the left side. It is the bottom view which looked at the grill shutter device of Drawing 2 from the lower side. It is a figure which shows the outline of the structure of the part of the center panel of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Opening / closing body apparatus 9 ... Housing 10 ... Opening / closing body 20 ... Guide rail 30 ... Winding shaft 40 ... Case main body 50 ... Movable member 60 ... Movement assistance means 70, 71 ... Guide member 21 ... Entrance / exit part 31 ... Shaft main body 32 ... Drum 80 ... Drive source 81 ... Chain 81
24a-24e ... Ceiling members 251-253 ... Ceiling panels 41-43 ... Case plates 251, 252 ... End panels 253 ... Central panels 21, 22 ... Auxiliary members 26 ... Magnet catches 256 ... Lock members

Claims (3)

Opening / closing to open / close the opening by moving the opening / closing means housed in the case body provided on the ceiling side of the opening of the construction / structure in the vertical direction through the entrance / exit provided on the ceiling side Body means;
By holding the same member as the ceiling member in the vicinity of the entrance / exit constituting the construction / structure on the lower surface side of the case main body by the parting edges attached to the left and right upper and lower ends of the ceiling member, and removing the parting edge The ceiling member is configured to be removable therefrom, and includes at least two end panels provided at both end portions on the lower surface side of the case body and a central panel provided between the end panels. Ceiling panel means, wherein the end panel includes a lock member, and is configured to be opened by rotating the lock member by unlocking the lock member. attached by fasteners, opening and closing member apparatus der provided with a ceiling panel means that is configured to be opened by rotating movement by removing the fastener Te,
Closing body, characterized in that the closing member unit and the ceiling panel means so as to constitute a ceiling of the building and structure with said ceiling member held by the ceiling panel means is installed in the building and construction apparatus.   2. The opening / closing body device according to claim 1, wherein the opening / closing body means includes a winding shaft supported so as to approach and separate from the winding shaft side extension line of the guide rail. .   2. The opening / closing body device according to claim 1, wherein at least one of the two end panels and the central panel is temporarily sucked and held by the case body by a magnet. apparatus.

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