JP2001003660A - Shutter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a winding type shutter that can display not only the function of preventing crimes but also the functions of providing sufficient ventilation, daylighting, dimming or the like by providing smoothness in the operation for oscillating each slat. SOLUTION: This shutter includes a plurality of slats 1, a winding/unwinding mechanism 3 for the slats 1, and a guide mechanism 4 for guiding the slats 1. Each slat 1 can be oscillated by a slat winding operation alone. An oscillating mechanism therefor comprises a long pin 50 fixed to each end of each slat from the slat immediately above the bottom slat 10 to the top slat 12, outer hangers 51, a first ball chain 52 for interconnecting the slats 1 via the outer hangers 51, locking means for locking the bottom slat 10 to the guide mechanism 4, and a second ball chain for oscillating each slat 1 about the long pin 50 via a short pin 53 and an inner hanger 54 while the bottom slat 10 is held locked by the locking means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shutter capable of opening and closing an opening of a building.

[0002]

2. Description of the Related Art A shutter provided with a slat for opening and closing an opening of a building has a basic function of crime prevention, and also has a function of ventilation, lighting or dimming when the opening of the building is closed by the slat. Has been requested. Shutters that are expected to exhibit these various functions can be broadly classified into flip-up type shutters and roll-up type shutters depending on the difference in the method of storing the slats in the shutter box. The foldable shutter has a structure in which each slat can be easily swung when the opening is closed by the slat, and exhibits functions such as sufficient ventilation and lighting.

[0003]

However, a mechanism for ventilation and the like in a wind-up type shutter is often, for example, provided by a through hole provided between each vertically continuous slat.
Functions such as sufficient ventilation, lighting, and dimming were not exhibited. In addition, even if some slats can be swung, the operability is cumbersome.

Accordingly, the present invention provides a wind-up type shutter that not only provides security but also provides sufficient ventilation, lighting, dimming, etc., by making the swinging operability of each slat comfortable. The main object of the present invention is to provide a shutter that can perform the operation. It is another object of the present invention to provide a slat having a new configuration and a shutter that is easy to maintain.

[0005]

In order to achieve the above object, a plurality of slats, a hoisting and rewinding mechanism for winding and rewinding these slats, and a winding and rewinding mechanism using the hoisting and rewinding mechanism are provided. In a shutter provided with a guide mechanism for guiding the returned slat and a swing mechanism for swinging the slat that has closed the opening of the building via the guide mechanism, the swing mechanism is provided by the hoisting rewind mechanism. A shutter, wherein the slat is rocked by the hoisting and rewinding mechanism after the bottom slat at the lowermost stage is locked while the slat is locked in a rockable state. Invention described in Item 1). According to this shutter, the opening and closing operation of the slat and the swing operation of the slat can be performed by the same device. In addition, the slat can be swung and opened only by the slat winding operation, and the swing operation can be performed. Sex can be made comfortable.

In order to achieve the above object, the present invention provides a plurality of slats, a hoisting and rewinding mechanism for winding and rewinding the slats, and a hoisting and rewinding mechanism by the hoisting and rewinding mechanism. A guide mechanism for guiding the slats,
In a shutter provided with a swinging mechanism for swinging a slat that has closed an opening of a building via the guide mechanism, the swinging mechanism includes both ends of each slat from a slat next to a bottom slat to a slat at a predetermined position. First and second shaft means respectively fixed to the first shaft means, first mounting means for rotatably mounting the first shaft means, and second mounting means for rotatably mounting the second shaft means, A lower end is fixed to each end of the bottom slat, and an upper end is attached to a predetermined position, respectively, and a first telescopic connecting the slats between the lower end and the upper end via the first attaching means. Means, locking means for locking the bottom slat to the guide mechanism side, and a lower end attached to the next slat via the second attaching means, respectively, Each of the slats is attached to a slat at a predetermined position via the second attaching means, and each slat is connected between the lower end and the upper end via the second attaching means. In the locked state, it is constituted by a second telescopic means for swinging each slat about the first shaft means by operating the hoisting and rewinding mechanism (claim 2). invention).

Here, the first and second extendable means have an extendable function for extending or contracting between upper and lower ends. In the shutter having the above configuration, when the slats are rewinded by the hoisting rewind mechanism and the opening is closed by the slats via the guide mechanism, the bottom slats are locked by the lock means. You. At this time, the weight of the bottom slat and each slat is transmitted to the first and second extendable means via the first and second shaft means and the first and second mounting means, , The second telescoping means are in an extended state, and each slat is in a swingable state. Therefore, contrary to the rewinding of the slat, when the slat is wound by operating the hoisting rewinding mechanism, the lower end of the first telescopic unit is moved through the bottom slat locked as described above. Being fixed, the first telescopic means is
It cannot be wound up while maintaining the stretched state. On the other hand, the hoisting force of the slats winds up the second telescoping means, so that the first slats are rotatably mounted on the first mounting means.
The second shaft means pivots in a fan shape around the shaft means, and each slat can be swung. Therefore, the opening and closing operation of the slat and the swing operation of the slat can be performed by the same device. In addition, the slat can be swung and opened only by the slat winding operation, and the operability of the swing operation is comfortable. Can be something.

It is desirable to provide a holding device for holding the lock of the lock means (a shutter according to claim 3). Even if the slat is swung and the slat in the open state is turned in the horizontal direction, the lock of the locking means is held by the holding device, so that the security function is ensured.

The slat includes a slat main body and slat holders attached to both ends of the slat main body. The slat main body is a hollow extruded material, and is provided with fixing holes provided near both ends of a rear surface on the indoor side. It is preferable that the fixing projection of the slat holder is fitted to the portion to attach the slat holder (the invention according to claim 4). Conventional mounting portions that constitute both ends of the slat have been fixed to the slat body by screws or the like. In the slat of the present invention, the slat body is made of a hollow extruded material and has the feature of having sufficient rigidity, and the fixing projections of the slat holder are provided in fixing holes provided near both ends of the indoor side surface of the slat body. And the slat holder is attached to the slat body, so that the manufacturing process can be simplified and the cost can be reduced.

In each of the above inventions, a slat winding section,
Regarding the hoisting and rewinding mechanism including the slat winding drive unit that drives the slat winding unit, it is preferable that the slat winding drive unit is separated from the slat winding unit (the shutter according to claim 5). In the conventional wind-up type shutter, the slat winding section and the slat winding drive section are mounted coaxially. However, in this conventional structure, when a trouble occurs in the driving unit, the trouble occurrence part is sometimes obstructed by the slats, and it is difficult to find out. on the other hand,
According to the present invention, the slat winding drive unit can be separated from the slat winding unit and separately provided, so that each part can be easily viewed, and maintenance of the hoisting and rewinding mechanism can be facilitated.

[0011] In the above invention, it is preferable that the slat winding drive unit is disposed between the building frame and the slat (the shutter according to claim 6). In the conventional wind-up shutter, a shaft or the like is interposed between the slat winding drive unit and the operation means provided on the indoor side, so that it is necessary to make a mechanism such as making a hole in a wall on the indoor side. The design sometimes impaired the design of the inner wall. on the other hand,
In the present invention having the slat winding drive unit separated from the slat winding unit, the slat winding drive unit can be arranged between the building frame and the slats. This eliminates the need for wall features, enhances the interior design, and enhances ease of maintenance.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION
This will be described with reference to the drawings. FIGS. 1 to 3 are a side sectional view, a one-side sectional view of the front, and a one-side sectional view of the same plane showing the schematic configuration of the shutter according to the present invention.
4 is a front view of a main part of a lower slat in a state where an opening of a building is closed by a slat, FIG. 5 is a sectional side view of the same, FIG. 6 is a front view of a main part of the upper slat, and FIG. It is the same side sectional view. FIG. 8 is a perspective view of a main part of a swing mechanism of the shutter, FIG. 9 is an exploded perspective view of the same, and FIGS.
10A is a cross-sectional view of the swing mechanism of the shutter, and FIG.
(B) and FIG. 11 (b) are longitudinal sectional views of the swing mechanism. In each of these drawings and each of the drawings described later, the same components are denoted by the same reference numerals, and redundant description will be omitted.

As shown in FIGS. 1 to 3, the shutter according to the present invention comprises a plurality of slats 1,1,1... For opening and closing an opening O of a building, and these slats 1,1,1.
And a winding-up / rewinding mechanism 3 for winding and unwinding the slats 1, 1, 1... From / into the shutter box 2 attached to the frame K above the opening O. For guiding, there are provided guide mechanisms 4, 4 provided along both sides of the opening O, and the slats 1, 1, 1,... Can be swung. The swing mechanisms 5 are provided at both ends of each slat. However, in the following description, one swing mechanism 5 will be described as a representative of the other swing mechanism 5.

As shown in FIG. 4 to FIG. 7, the swing mechanism 5 is provided for each slat 1 from the next slat 11 immediately above the bottom slat 10 to the slat 12 at a predetermined upper position.
Long pin 50 as first shaft means fixed to the side end of
, 50, 50 and 50, and outer hanging members 51, 5 as first mounting means for rotatably mounting these long pins 50,.
, And a first ball chain 52 as first telescopic means for connecting the respective hanging members 51 at a predetermined interval.
And short pins 53, 53, 53,... As second shaft means fixed to the side ends of the slats from the next slat 11 to the slat 12; Inner hanging fittings 54, 5 as attachment means 2
, 54, a second ball chain 55 as a second extendable means for connecting the inner hanging members 54 at a predetermined interval, and a lock means 6 for locking the bottom slat 10 to the guide mechanism 4 side. Consists of

The long pin 50 serves as an axis when each slat 1 swings. As shown in FIG. 4 and the like, the long pin 50 is located outside the second ball chain 55 from the upper side end of each slat 1. And is rotatably attached to each of the outer hanging members 51.

Here, based on FIG.
A configuration example will be described. The outer hanging member 51 has a substantially rectangular parallelepiped shape, and a ball chain hole 510 penetrating in the vertical direction, and the outer hanging member 5 is formed in the ball chain 52.
1 and the hole 5 for the long pin.
12 are provided. A portion facing the tip of the long pin 50 is cut out in a substantially rectangular parallelepiped shape.

The first ball chain 52 is formed by combining a plurality of pins 522 which can come and go in each hole 521 between the ball 520 and the adjacent ball 520 and which cannot be disengaged. It expands and contracts by the same width (see FIGS. 10 and 11). The weight of the slats 1, 1, 1,... Is transmitted to the first ball chain 52 via the long pins 50 and the outer hanging members 51, so that the first ball chain 52 is extended. Then, each slat 1 is in a swingable state. When the slats 1, 1, 1,... Are wound up, the slats 1, 1, 1,...

The lower end of the first ball chain 52 is shown in FIG.
As shown in FIG. 7, the fixing member is fixed to the side surface of the bottle slat 10 via the intermediate metal member 56 and the arm member 57 for fixing the metal member 56. On the other hand, the upper end of the first ball chain 52 is attached to a spring 58 as an urging means via an intermediate fitting 56 as shown in FIG. 6, and the spring 58 is fixed to the slat side end. Is locked to the long pin 50a. This spring 58 is used to rewind the slat.
The extension operation of the first ball chain 52 is relaxed, and when the slat swings, the first ball chain 52
It acts to absorb the slat hoisting force applied to the slats, but is not an essential member. Therefore, the intermediate fitting 5
6 may be directly fixed to a long pin at a predetermined position. As shown in FIG. 9, the first ball chain 52 between the upper end and the lower end is inserted into the ball chain hole 510 of the hanging metal fitting 51, and the suspension is inserted by the stopper 513 inserted from the stopper hole 511. A metal fitting 51 is attached.

The stopper 513 is formed with a pair of hooks 513a utilizing its elasticity, and a stepped portion for engaging the tip of the hook 513a in the stopper hole 511 corresponding to the stopper 513. 511a
And a step portion 51 for locking the base end of the hook 513a
1b are respectively formed. Then, as shown in (a) and (b) of FIG. 10 and FIG.
a, 520a, and a pair of hooks 513.
a, and at intervals where each slat 1 can swing,
Each hanging bracket 51 is attached to a ball chain 52.

The short pin 53 rotates around the long pin 50 to swing each slat 1.
As shown in FIG. 4 and the like, each slat 1 protrudes from the center of the side end, and is rotatably attached to each inner hanging member 54. The inner hanging member 54 is configured substantially the same as the outer hanging member 51 except that a short pin hole 542 for mounting the short pin 53 is provided. The second ball chain 55 has substantially the same configuration as the first ball chain 52, and differs from the first ball chain 52 in that the lower end of the second ball chain 55 has an inner hanging member 54 of the next slat 11 as shown in FIG. The upper end slat 1 as shown in FIG.
3 is fixed to the inner hanging fitting 54. In addition, as shown in FIG.
The upper and lower end portions 1a, 1b and the second ball chain 55 corresponding thereto are configured not to swing. The lower end 1b of the slat 16 and the slat 1
The lower ends 1b of the slats of 2 or less are formed in a substantially inverted L-shaped cross section, while the upper ends 1a of the slats of 12 or less are always engaged with the inverted L-shaped lower end 1b, and It is configured to be stretchable. And the expansion and contraction
As described above, the first and second ball chains 52, 5
Synchronized with the expansion and contraction of 5.

Next, an example of the structure of the lock means 6 will be described in detail with reference to FIG. FIG. 12 is a longitudinal sectional view of the bottom slat 10 to which the locking means is attached. The locking means 6 is provided at both ends of the bottom slat 10, and is provided with an engaging portion 60 which can be protruded and retracted toward the guide vertical frame 40 constituting the guide mechanism 4. A spring 61 that is constantly biased to the side and a storage portion 62 that stores a part of the engagement portion 60 and the spring 61 are provided, while the engagement that the engagement portion 60 engages with the guide vertical frame 40 is provided. A pin 63 and a fixing frame 6 for fixing the engagement pin 63
4 is provided.

The engaging portion 60 has a sliding curve 60a formed at its tip, and when the bottom slat 10 is lowered until it hits the lower guide frame 41 of the guide mechanism 4,
The distal end of the engaging portion 60 comes into contact with the engaging pin 63, and the engaging portion 60 moves inward by a sliding width against the spring 61 according to the sliding curve 60a. Then, when the bottom slat 10 is completely lowered, the engaging portion 60 returns to a position where the engaging portion 60 is constantly biased by the spring 61,
The bottom slat 10 is locked.

The swing mechanism having the above-described structure operates as follows. In a state where the bottom slat 10 is locked by the lock means 6, each slat 1, 1, 1,
.., The first and second ball chains 52 and 55 and each slat 1 are extended, and each slat 1 is in a swingable state, as shown in FIG. The further winding force is absorbed by the spring 58 in the first ball chain 52, and the long pins 50, 5 in the second ball chain 55, as shown in FIG.
Are converted into a force for rotating the short pin 53 about 0, 50..., And each slat 1, 1, 1,. Therefore,
The swing operation of the slat 1 can be performed by the same device, and in addition, the slat 1 can be swung and opened only by the slat winding operation, so that the operability of the swing can be made comfortable. it can.

In the above embodiment, the first and second ball chains 52 and 55 are used as the first and second expandable and contractable means. However, as shown in FIG. You may comprise by the 1st, 2nd wire 52A, 55A. On these first and second wires 52A and 55A, a plurality of outer suspenders 51A and inner suspenders 54A are arranged at intervals at which the respective slats can swing. The outer hanging member 51A and the inner hanging member 54A perform the same function as the outer hanging member 51 and the inner hanging member 54, and are fixed to the first and second wires 52A and 55A, respectively. Since each of the wires 52A and 55A has flexibility, as shown in FIGS. 15A and 15C, each of the wires 52A and 55A has a telescopic function of extending or shortening between upper and lower ends.

The release device and release method of the lock means 6 will be described with reference to FIGS. 12, 16 and 17. Guide rods 65, 65 around which the springs 61 are wound are provided at the ends of the respective engaging portions 60 constituting the right and left locking means 6, 6.
5 and 65 protrude toward the center from the storage portions 62 and 62, respectively, and are connected to an unlocking device 66 disposed on the bottom slat 10 in the middle.

The unlocking device 66 is provided with the rotating lever 6
60 and the rotating lever 660, and a rotating plate 663 for rotating locking projections 662 and 662 provided at substantially point-symmetric positions about the shaft 661, and the rotating plate 663 is axially mounted. Together with the locking projections 662, 6
Guide hole 66 for locking projection matched to the rotation locus of 62
A main body 665 provided with an engaging projection 66;
Locking holes 666 and 666 for mounting the second and second guides 662 are provided at one end, and connecting rods 667 and 667 having the guide bars 65 and 65 mounted at the other end.

The release device of the lock means 6, 6 is operated as follows. When the rotating lever 660 is rotated counterclockwise on the paper surface of FIG.
The guide projections 662 and 662 are also guided counterclockwise by the guide holes 664 and 664, and the guide projections 662 and 662 draw the connecting rods 667 and 667, respectively. As a result, the engaging portions 60, 60 are separated from the engaging pins 63, 63 against the urging force of the springs 61, and the lock is released.

A stop claw 663a is formed below the rotating body 663, and the stop claw 663a is
The unlocked state can be maintained by climbing over the mountain of the leaf spring 665a fixed to the lock 5. By providing the unlocking device 66 in this manner, even if the opening O is closed by the slat 1, the lock can be released by a simple operation of rotating the rotating lever 660. Therefore, emergency situations such as fire can be dealt with promptly.

In the open state of each of the slats 1,
Preferably, the locked state of the locking means can be maintained. FIGS. 12 and 1 show a configuration example of the holding device.
This will be described with reference to FIGS. This holding device,
The rotating lever 660 is configured to be detachable from the rotating body 663, and includes a regulating device 67 for regulating the rotating of the rotating lever 660 at the locked position.

First, the detachable structure of the rotating lever 660 is achieved by providing the rotating body 663 with a pocket 660a for the rotating lever 660. The regulating device 67 includes a rail groove 670 provided on the back surface of the next slat 11 of the bottom slat 10 and a slide plate 671 that slides on the rail groove 670.

The method of using the holding device is as follows. First, the rotating lever 660 in the locked state is
Pull out from 63 pocket 660a. Next, the slide plate 671 is moved along the rail groove 670 in FIG.
Slide from right to left. Then, the pulled-out rotating lever 660 is returned to the pocket 660a,
The slat 1 may be swung to open.

According to this holding device, as shown in FIG. 17, the rotation of the rotation lever 660 is restricted by the slide plate 671, the locked state is maintained, and the security is maintained even when the slat is opened. Can be maintained. Of course, the closed state before the slat is opened, that is, each slat 1
Even in the state as shown in FIG. 6, crime prevention can be enhanced by operating the holding device in the same manner.

Next, a preferred configuration example of the slat 1 will be described with reference to FIGS. The slat 1
Is composed of a slat main body 100 and slat holders 110 fitted to both ends of the main body 100 in the longitudinal direction.

The slat body 100 is formed by extrusion of a metal material such as aluminum, for example, and has a hollow body 101, an upper end 1a formed above the body 101, and a lower body formed below. The lower end 1b.

The back surface 105 facing the room side of the body 101
Are provided with fixing holes 102, 102 along the longitudinal center line and near both ends, respectively, and these fixing holes 102, 102 are provided with body portions 101, respectively.
The slat holders 110, 110 are inserted and attached from the hollow openings 103, 103 at both ends.

The slat body 100 having such a structure is as follows.
It is formed with a thickness of about 0.6 mm. Since the extrusion molding is used, sufficient rigidity can be obtained even in a hollow shape having a thickness of 0.6 mm, so that the manufacturing cost can be reduced and the weight of the product itself can be reduced.

The slat holder 110 has an insertion portion 111 inserted from the hollow openings 103, 103,
It comprises a flange 112 for closing the hollow openings 103,103. Since the left and right slat holders 110 have the same configuration, one of the slat holders 1
10 is illustrated in FIG.

The insertion portion 111 is tapered in the direction from the base portion 111a, which has substantially the same shape as the hollow shape of the body portion 101, to the tip end 111b, and is shaped like a wedge. A notch 111c is formed substantially at the center of the insertion portion 111,
A fixing projection 111d having a step-like cross section to which elasticity is given by the notch 111c is provided.

The flange 112 is provided on the slat body 10.
The upper engaging part 112a and the lower engaging part 112b are formed so as to correspond to the upper end part 1a and the lower end part 1b of the slat body 100, respectively.

The slat holder 1 thus constructed
When the insertion portion 111 of the slat holder 110 is inserted into the fixing hole portion 106 of the slat main body 100 when the flange portion 112 thereof comes into contact with the hollow opening 107 of the slat main body 100, the fixing projection 111d of the slat holder 110 is inserted. The slat holder 110 is fixed to the slat body 100.

Since the slat 1 having the above-mentioned structure is made of an extruded aluminum hollow material, it has high rigidity and wind resistance. Therefore, it is possible to prevent the slat from vibrating due to an external force such as wind pressure. Also, the surface 10 of the slat 1
Since swelling 4 is outward, dust on the slat surface 104 is easily washed away by rain or the like. Further, since the slat holder 110 is fitted to the slat body 100, the slat 1 can be assembled with one touch.

Next, a preferred configuration example of the hoisting and rewinding mechanism will be described. As shown in FIGS. 1 and 2, the hoisting and rewinding mechanism 3 includes a slat winding unit 30 and a slat winding driving unit 31 for driving the slat winding unit 30. FIG. 20 is a front vertical sectional view of the take part.
21 is a side view thereof, FIG. 22 is a plan view of the slat winding drive unit 31, and FIG. 23 is a side view thereof.

As shown in FIGS. 20 and 21, the slat winding section 30 includes a center shaft 300 supported by the shutter box 2 and a spring 301 for urging the center shaft 300 in the winding direction. , A winding body 302 attached coaxially to the center shaft 300 and rotating, and the winding body 302
The large sprocket 303 is fixed to one of the flanges.

As shown in FIGS. 22 and 23, the slat winding drive unit 31 includes a small sprocket 310 for transmitting a rotational force to the large sprocket 303 via a chain 304, and the small sprocket 310. And a pulley 312 fixed to the shaft 311 to form a drive unit, and a ball chain 313 as slat operating means for applying a rotational driving force to the pulley 312. I have.

As described above, in the shutter according to the present invention, since the slat winding drive unit 31 is separated from the slat winding unit 30, when a trouble occurs in the drive unit, the trouble occurs at the slat winding position. 1 and can be easily found without being hindered by 1, and maintenance of the hoisting and rewinding mechanism 3 can be facilitated.

The slat winding drive section 31 is disposed below the slat winding section 30 and between the building frame K and the slat 1 via an attachment frame 314 fixed to the building frame. I have. This eliminates the need for the construction of the internal wall as in the conventional example, improves the design on the indoor side, and increases the ease of maintenance. The pulley 312 and the ball chain 313 that applies a rotational force to the pulley 312 are covered by a cover 315 fixed to the mounting frame 314, and are fed out from a feed port 316 of the box 2. .

FIG. 24 shows the ball chain holder 317 fixed to the feeding port 316.
This will be described with reference to FIG. This holder 317
Is a connecting portion 313 between the balls of the ball chain 313.
a, which is formed by providing a notch 317d corresponding to the diameter of the connection portion 313a of the ball chain 313c on the indoor side in a plate 317b connected to the outlet 316. Therefore, the configuration of the holder 317 that regulates the movement of the slat 1 can be simplified.

As shown in FIGS. 26 and 27, the shutter box 2 accommodating the hoisting and rewinding mechanism 3 is divided into a cover body 20 and a frame-side mounting portion 21, and the cover body 20 has , Said slats 1,1,1
, And a guide piece 22 for guiding winding and rewinding. The skeleton side mounting portion 21 is a portion fixed to the skeleton side before finishing the wall around the opening O, and includes an upper piece 210 and left and right side pieces 211. The guide piece 22
Accordingly, even when the slat 1 in which the front side 104 and the back side 105 are respectively bulged outward is formed as an inner winding wound from the outside to the indoor side, the travel width of the shutter can be reduced as much as possible.

The procedure for mounting the shutter having the above structure on the skeleton side is as follows. First, before finishing the wall, the frame-side mounting portion 21 of the shutter box 2 is fixed above the opening O, and the lower frame 41 (see FIG. 1) and the guide frames 40, 40 are fixed below the opening O. . Then, finish the wall. In this case, of the shutter box 2,
Since only the skeleton side mounting part 21 is fixed to the skeleton side,
Wall finishing work is easy. Finally, a shutter body such as a hoisting and rewinding mechanism is incorporated into the left and right pieces 211, and the cover body 20 is fixed to the skeleton side mounting portion 21. Therefore,
Before the wall finishing, only the skeleton-side mounting portion 21 is mounted on the skeleton side, thereby improving the workability of the wall finishing.

[0050]

According to the first and second aspects of the present invention, the opening and closing operation of the slat and the swinging operation of the slat can be performed by the same device. Can be released by swinging
The operability of the swing can be made comfortable.

According to the third aspect of the invention, even if the slat swings and the slat is rotated in the horizontal direction and is in the open state, the lock of the locking means is held by the holding device, so that crime prevention is achieved. Thorough functioning is achieved.

According to the fourth aspect of the present invention, the slat body is made of a hollow extruded material and has a sufficient rigidity, so that the fixing holes are provided near both ends of the indoor side surface of the slat body. Since the fixing protrusion of the slat holder is fitted to the slat holder and the slat holder is attached to the slat body, the manufacturing process can be simplified and the cost can be reduced.

According to the fifth aspect of the present invention, the slat take-up drive section is separated from the slat take-up section, and is separately provided.
Each part can be easily viewed, and maintenance of the hoisting and rewinding mechanism can be facilitated.

According to the sixth aspect of the present invention, there is no need to fabricate the inner wall, the interior design is excellent, and the maintenance is facilitated.

[Brief description of the drawings]

FIG. 1 is a side sectional view showing a schematic configuration of a shutter according to an embodiment;

FIG. 2 is a one-side sectional view of the front,

FIG. 3 is a one-side cross-sectional view of the same plane,

FIG. 4 is a front view of a main part of a lower slat of a shutter according to the embodiment;

FIG. 5 is a side sectional view of the same,

FIG. 6 is a front view of a main part of an upper slat of the shutter,

FIG. 7 is a side sectional view of the same,

FIG. 8 is a perspective view of a main part of a swing mechanism of the shutter according to the embodiment;

FIG. 9 is an exploded perspective view of the same,

10A is a cross-sectional view of the same, FIG. 10B is a vertical cross-sectional view of the same,

11A is a cross-sectional view of the same, FIG. 11B is a vertical cross-sectional view of the same,

FIG. 12 is a vertical cross-sectional view of a bottom slat showing a shutter locking unit according to the embodiment;

FIG. 13 is a diagram illustrating the operation of the swing mechanism of the shutter,

FIG. 14 is an explanatory diagram of an operation of a swing mechanism of the shutter.

FIG. 15A is a perspective view showing the configuration of a telescopic unit according to another example, FIG. 15B is a perspective view of a main part of the unit, and FIG.

FIG. 16 is a front view of a shutter holding device according to the embodiment;

FIG. 17 is a side view of the same,

FIG. 18 is a front view of the slat body,

FIG. 19 is a perspective view of a slat holder,

FIG. 20 is a front vertical cross-sectional view of a slat rewinding unit that constitutes the rewinding mechanism of the shutter according to the embodiment;

FIG. 21 is a side view of the same,

FIG. 22 is a plan view of a slat rewind drive unit that constitutes the rewinding mechanism;

23 is the same side view,

FIG. 24 is a mounting arrangement view of a holder that constitutes a slat winding drive unit of the shutter according to the embodiment;

FIG. 25 is a plan view of the same;

FIG. 26 is a side sectional view showing a configuration example of a shutter box;

FIG. 27 is a sectional plan view of the same.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Slat 2 Shutter box 3 Hoisting rewind mechanism 4 Guide mechanism 5 Swing mechanism 6 Lock means 10 Bottom slat 11 Next stage slat 12 Slat at a predetermined position 13 Uppermost slat 20 Cover main body 21 Body side attachment part 22 Guide piece 30 Slat Take-up unit 31 Slat take-up drive unit 40 Guide vertical frame 41 Guide lower frame 50 Long pin 51 Outer hanging bracket 52 First ball chain 53 Short pin 54 Inner hanging bracket 55 Second ball chain 56 Intermediate bracket 57 Arm member 58 Spring 60 Engagement part 61 Spring 62 Storage part 63 Engagement pin 64 Fixed frame 60a Sliding curve 65 Guide rod 66 Lock release device 67 Regulator 100 Slat body 110 Slat holder 101 Body 1a Upper end 1b Lower end 104 Front side 105 Back side 102 Fixing hole 103 Hollow Mouth 111 Insertion section 112 Flange section 111a Base section 111b Tip section 111c Notch section 111d Fixing projection 112a Upper engagement section 112b Lower engagement section 210 Upper piece 211 Left right side piece 300 Center shaft 301 Spring 302 Winding body 303 Large sprocket 304 Chain 310 Small sprocket 311 Drive shaft 312 Pulley 313 Ball chain 314 Mounting frame 315 Cover 316 Feed-out port 313a Connection part 317b Plate body 317d Notch 510 Hole for ball chain 511 Hole for stopper 511a 511b
Step portion 512 Long pin hole 513 Stopper 513a Hook 520 Ball 521 hole 522 Pin 542 Short pin hole 660 Rotating lever 661 Shaft 662 Locking projection 663 Rotating plate 664 Locking projection guide hole 665 Main body 666 Locking hole 667 Connection Rod 663a Stop pawl 665a Leaf spring 670 Rail groove 671 Slide plate

Claims (6)

[Claims] 1. A plurality of slats, a hoisting and rewinding mechanism for winding and rewinding the slats, a guide mechanism for guiding the slats to be wound and rewinded by the hoisting and rewinding mechanism, and In a shutter provided with a swinging mechanism for swinging a slat that has closed an opening of a building via a guide mechanism, the swinging mechanism is configured so that the slat can be swung by the hoisting and rewinding mechanism in a state where the slat can swing. A shutter that swings the slat by being wound by the hoisting and rewinding mechanism after the bottom slat at the bottom is locked. 2. A plurality of slats, a hoisting and rewinding mechanism for winding and rewinding the slats, a guide mechanism for guiding the slats to be wound and rewinded by the hoisting and rewinding mechanism, A shutter provided with a swing mechanism for swinging a slat that has closed an opening of a building via a guide mechanism, wherein the swing mechanism is provided at both ends of each slat from a slat at a predetermined position to a slat next to a bottom slat. First and second shaft means fixed respectively; first mounting means for rotatably mounting the first shaft means, and second mounting means for rotatably mounting the second shaft means; Are respectively fixed to both ends of the bottom slat,
And the upper end is attached to each predetermined position,
Between the lower end and the upper end, via the first mounting means,
A first telescopic means for connecting each slat; a lock means for locking the bottom slat to the guide mechanism side; a lower end attached to the next slat via the second attaching means; Each of the slats is attached to a slat at a predetermined position via the second attaching means, and each slat is connected between the lower end and the upper end via the second attaching means. In a locked state, the shutter comprises second expandable and contractible means for swinging each slat about the first shaft means by operating the hoisting and rewinding mechanism. 3. The shutter according to claim 2, further comprising a holding device for holding the lock of the lock unit. 4. The slat includes a slat main body and slat holders attached to both ends of the slat main body. The slat main body is a hollow extruded material, and is provided near both ends of a rear surface on the indoor side. The shutter according to any one of claims 1 to 3, wherein the slat holder is attached by attaching the fixing projection of the slat holder to the fixing hole. 5. The hoisting and rewinding mechanism includes a slat winding section and a slat winding drive section for driving the slat winding section. The slat winding section is separated from the slat winding section. The shutter according to claim 1, wherein: 6. The slat winding drive section is disposed between a building frame and a slat.
Shutter as described in.