JPH04123997U - Shutter guide rail - Google Patents

Abstract

(57) [Summary] (with amendments) [Purpose] Even if the shutter curtain is subjected to strong wind pressure,
To obtain a guide rail for a shutter that has sufficient strength so that the guide rail body will not be deformed due to the influence of wind pressure, is suitable for fireproof specifications, and does not impose any restrictions on the internal space of the guide rail body. be. [Structure] A first reinforcing rail 12 is bonded to the inner surface of a rail receiving member 5 that is fixed to a shutter mounting wall surface and has an open rail mounting surface side, and an inner surface is connected to the open end side of the rail receiving member 5. An inward engaging piece portion 5a that bends and projects toward the
and an engaging groove 10b that fits into and engages with the engaging piece at a position corresponding to the engaging piece of the guide rail body attached to the open end side of the rail receiving member.
, and a second reinforcing rail 13 is bonded to the inner wall surface of the guide rail main body.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This idea is a shutter that takes reinforcement measures against wind pressure and is suitable for fireproof specifications. This is related to the guide rail.

0002

[Conventional technology]

Fig. 5 is a schematic front view showing a conventional panel shutter, and Fig. 6 is taken along line A-A in Fig. 5. FIG. First, in Figure 5, 1 is placed upright on both sides of the opening for opening and closing the shutter of a building, etc. A pair of left and right guide rails, 2 is a panel placed on the top of the guide rail 1. This panel storage bracket 2 has a forward and reverse rotation drive. A pair of left and right sprockets (not shown) of the panel lift drive system are arranged. These sprockets have a pair of left and right sprockets that hang down within the guide rail 1 and move up and down. chain 3 is engaged.

0003 These chains 3 are vertically adjacent to each other between the guide rails 1. Multiple stages of panels 4 are connected, and these panels 4 constitute a shutter curtain. has been completed.

0004 Therefore, when the sprocket is rotationally driven in the shutter closing direction, the sprocket The chain 3 meshed with the lock moves down within the guide rail 1, causing the shutter to shut down. A tar curtain (panel) 4 is let out between the guide rails 1. Furthermore, when the sprocket is driven to rotate in reverse, the shaft between the guide rails 1 The curtain 4 moves into the panel storage bracket 2 and is stored in a folded state. It will be done.

[0005] Here, to describe the detailed configuration of the guide rail 1, this guide rail 1, as shown in FIG. 6, a rail receiving member 5 fixed to the shutter mounting wall surface; The guide rail body 10 is attached to the rail receiving member 5 of the guide rail body 10.

[0006] The rail receiving member 5 is open on the rail mounting surface side, and has one open end (in FIG. 6). It has an inwardly directed engagement piece portion 5a that is bent at the right end.

[0007] On the other hand, a pair of left and right guide rail bodies 1 are attached to the rail receiving member 5. 0 is approximately U-shaped with openings 11 for curtain elevation guides on their mutually opposing surfaces. It consists of parts.

[0008] Further, the guide rail main body 10 has a mounting surface side with respect to the rail receiving member 5. , the rail is integrally formed at the end on the curtain lifting guide opening 11 side. A mounting piece 10a is attached to the outer wall surface of one side of the receiving member 5, and a shape is attached to the opposite end of the mounting piece 10a. An engagement member is formed and is removably fitted into and engaged with the engagement piece portion 5a of the rail receiving member 5. It has a structure having a matching groove 10b.

[0009] Then, fix the back wall portion of the rail receiving member 5 to the shutter mounting wall surface with screws N1. After the guide rail main body 10 is engaged with the engagement piece portion 5a of the rail receiving member 5, Fit the groove 10b and attach the mounting piece 10a of the guide rail main body 10 to the rail receiver. By joining the member 5 to the outer wall surface of one side and fixing the joint part with the screw N2, the front The guide rail body 10 is being installed.

0010 FIG. 7 is a sectional view of a guide rail mounting part showing another conventional example. , a hollow prismatic corner reinforcement part 10d is integrated into the inner corner of the guide rail main body 10. The other configurations are almost the same as in the case of Fig. 6, so the The same reference numerals are given to the corresponding parts and redundant explanation will be omitted.

[0011]

[Problem that the idea aims to solve]

The guide rail of the conventional shutter is constructed as described above, so the guide rail of the conventional shutter is In this case, both sides fit into the curtain lifting guide opening 11 of the guide rail main body 10. The shutter curtain (panel) 4 that is engaged and moves up and down receives strong wind pressure when closed. When the wind pressure is applied, the engagement groove 10b of the guide rail main body 10 opens and the engagement occurs. If the engagement between the groove 10b and the engagement piece 5a of the rail receiving member 5 is disengaged, or if the guide rail The outer corner portion 10c of the main body 10 is bent to open the opening for the curtain elevation guide. 11 opened and the panel 4 came off from the opening 11, which caused problems in terms of strength.

0012 In addition, in the case of FIG. 7, a hollow prismatic shape is provided at the inner corner of the guide rail main body 10. Since the corner reinforcement part 10d is integrally formed, the guide rail book as shown in Fig. The problem with the strength of the body 10 is solved for the time being, but the hollow prismatic corner Since the reinforcing portion 10d greatly restricts the space within the guide rail body 10, For example, in the related structure between the guide rail main body 10 and the shutter curtain 4, However, there was a problem in that design problems occurred.

[0013] Furthermore, the rail receiving member 5 and guide rail body 10 in FIGS. 6 and 7 are generally Since it is an integrally molded aluminum product, there were also issues with fire resistance specifications.

[0014] This idea was devised to solve the problems mentioned above, and it It has sufficient strength so that it will not deform even when exposed to water, and has significantly improved fire resistance. A shutter guide where the internal space of the guide rail body is not restricted in any way. The purpose is to provide rails.

[0015]

[Means to solve the problem]

The guide rail of the shutter according to this invention is fixed to the shutter mounting wall. , the first reinforcing rail is bonded and arranged on the inner surface of the rail receiving member whose rail mounting surface side is open. In addition, the rail receiving member has an inwardly bent and protruding inward engagement member on the open end side. The joint part is integrally formed and is attached to the open end side of the rail receiving member. The guide rail body is fitted into and engaged with the engaging piece at a position corresponding to the engaging piece. An engagement groove is formed, and a second reinforcing rail is connected to the inner wall surface of the guide rail main body. This is what I did.

[0016]

[Effect]

The guide rail of the shutter in this invention consists of a rail receiving member and a guide rail. Each of the rail bodies has a first reinforcing rail and a second reinforcing rail joined to their inner surfaces. Since it is reinforced with a strong rail, it can be used as a guide for raising and lowering the curtain on the guide rail body. When the shutter curtain, whose both sides are fitted and engaged in the opening so that they can move up and down, is closed, the shutter curtain Even if the shutter curtain is subjected to strong wind pressure due to a typhoon, etc., the engagement of the guide rail body will be prevented. If the groove opens and the engagement piece of the rail receiving member disengages, or the guide rail There is no risk of the shutter curtain falling out due to deformation of the corner of the main body. Sufficient strength against strong winds, etc. can be obtained.

[0017] Further, the first reinforcing rail and the second reinforcing rail are provided with rail receivers as described above. Since it is bonded to the inner surface of the member and the guide rail body, it is especially difficult to The internal space of the rail body is not greatly restricted by the reinforced rail.

[0018] Furthermore, the rail receiving member and the guide rail body are formed of aluminum. However, those first reinforcing rails and second reinforcing rails can be made of fire-resistant iron material, etc. Therefore, in the event of a fire, those reinforcing rails will protect the rail receiving member and guide rail. Thermal deformation of the main body can be reduced and the fire protection performance of the shutter can be improved.

[0019]

【Example】

An embodiment of this invention will be described below with reference to the drawings. FIG. 1 is a sectional view of a guide rail of a shutter according to an embodiment of this invention. Components that are the same or corresponding to those in FIGS. 5 to 7 are designated by the same reference numerals, and redundant explanation will be omitted.

[0020] In FIG. 1, reference numeral 12 denotes a first reinforcing layer connected to the inner wall surface of the rail receiving member 5. This first reinforcing rail 12 is made of iron material with excellent fire resistance and has a channel-shaped cross section. It is becoming more and more.

[0021] 10e is integrally bent at the end of the guide rail main body 10 on the engagement groove 10b side. The presser protrusion 10e fits into the engagement groove 10b in the engagement piece 5a. When engaged, the other side wall portion (right side wall portion in FIG. 1) 12b of the first reinforcing rail 12 is moved forward. It is designed to be sandwiched between the rail receiving member 5 and the other side wall portion.

[0022] Reference numeral 13 denotes a second reinforcing rail that is connected to the inner wall surface of the guide rail main body 10. This second reinforcing rail 13 is made of iron material with excellent fire resistance and has an angular cross section. ing.

[0023] 10f and 10g are integrally protruded from the inner wall surface of the guide rail main body 10 and 2. This is a rail receiving piece for fitting and engaging both ends of the reinforcing rail 13.

[0024] Next, assembly will be explained. First, the first reinforcing rail 12 is fitted and joined to the inner wall surface of the rail receiving member 5. In this state, these back wall portions are fixedly fixed to the shutter mounting wall surface with screws N1.

[0025] Next, the guide rail main body 10 is engaged with the engagement piece portion 5a of the rail receiving member 5. The groove 10b is fitted into the mounting piece 10 of the guide rail main body 10. a, one side wall portion of the rail receiving member 5 is connected to one side wall portion 12 of the first reinforcing rail 12. Insert it between a.

[0026] In this state, the mounting piece 10a of the guide rail main body 10 and the rail receiving member When one side wall portion of 5 and one side wall portion 12a of the first reinforcing rail 12 are fastened with screw N2, Both, the other side wall portion of the rail receiving member 5, the other side wall portion 12e of the first reinforcing rail, and the guide The presser projection piece 10e of the rail body 10 is fastened with a screw N3.

[0027] In this case, the second reinforcing rail 13 is the rail receiving piece 10f of the guide rail main body 10. , 10g in advance.

[0028] In the guide rail 1 assembled in this way, this guide rail main body 1 Both sides of the shutter curtain 4 can be raised and lowered through the opening 11 for raising and lowering the curtain. It can be freely fitted and engaged.

[0029] However, when the shutter curtain 4 is fully closed, it is exposed to strong wind pressure during a typhoon or the like. Then, the rail receiving member 5 and the guide rail body 10 are deformed due to the wind pressure. However, these are prevented by the first reinforcing rail 12 and second reinforcing rail 13. Since the rail receiving member 5 and the guide rail main body 10 are each reinforced, There is no bending deformation.

[0030] Further, the first reinforcing rail 12 and the second reinforcing rail 13 are Since it is joined to the inner wall surface of the member 5 and the guide rail main body 10, the guide rail The internal space of the rail main body 10 is largely restricted by the second reinforcing rail 13. Nothing.

[0031] Furthermore, the rail receiving member 5 and the guide rail body 10 are made of aluminum. Even if the first reinforcing rail 12 and the second reinforcing rail 13 are made of a fireproof material, By doing so, the rail receiving member 5 and the guide rail are supported by those reinforcing rails. The thermal deformation of the roll main body 10 can be significantly reduced.

[0032] FIG. 2 is a sectional view of a guide rail according to another embodiment of this invention. Now, the inwardly bent engagement piece 12 is attached to the tip of the other side wall 12b of the first reinforcing rail 12. c is integrally formed, and the bending engagement on the mounting wall side of the guide rail main body 10 At a position corresponding to the joining piece part 12c, there is provided a bending engaging piece part 12c for releasably engaging the bending engaging piece part 12c. A second engagement receiving piece 10h is integrally formed. Therefore, in this embodiment, the net of FIG. This eliminates the need for the guide rail body 10 and provides sufficient strength around the engagement groove 5a. It can be reinforced by degrees.

[0033] FIG. 3 is a sectional view showing a modification of FIG. 1, and in this example, the second reinforcing rail 13 is The guide rail body 10 is formed into a channel-shaped cross section so as to be joined to substantially the entire inner surface of the guide rail body 10. The other configurations are almost the same as in Figure 1, so the same or equivalent parts The same reference numerals are used to omit repeated explanation.

[0034] FIG. 4 is a sectional view showing a modification of FIG. 2, and in this example, the second reinforcing rail 13 is also It is formed into a channel shape in cross section, and is the same or equivalent to Fig. 4 in other configurations. The same reference numerals are given to the parts, and redundant explanation will be omitted.

[0035] Note that the shutter guide rail of this invention is limited to panel shutters. The present invention is not limited to the above, but can also be applied to various other types of shutters.

[0036]

[Effect of the idea]

As described above, according to this invention, the rail receiving member and the guide rail body are each with a first reinforcing rail and a second reinforcing rail that are joined to their inner surfaces. As the tension is increased, both sides can be raised and lowered into the curtain raising/lowering guide opening of the guide rail main body. When the shutter curtain that is freely fitted and engaged is closed, the shutter curtain Even if it receives strong wind pressure from a typhoon, etc., the guide rail main body against the rail receiving member If the engagement groove of the body opens and the engagement piece of the rail receiving member is disengaged, or the guide There is a risk that the corners of the idle rail body may deform and the shutter curtain may come off. This has the effect of providing sufficient strength against strong winds and the like.

[0037] Further, the first reinforcing rail and the second reinforcing rail are provided with rail receivers as described above. Since it is bonded to the inner surface of the member and the guide rail body, it is especially difficult to The internal space of the rail body will not be greatly restricted by the reinforced rail. There is also an effect.

[0038] Furthermore, the rail receiving member and the guide rail body are formed of aluminum. However, those first reinforcing rails and second reinforcing rails can be made of fire-resistant iron material, etc. Therefore, in the event of a fire, those reinforcing rails will protect the rail receiving member and guide rail. It also has the effect of reducing thermal deformation of the main body and improving the fire protection performance of the shutter.

[Brief explanation of drawings]

FIG. 1 is a sectional view showing a guide rail of a shutter according to an embodiment of the present invention.

FIG. 2 is a sectional view showing a guide rail of a shutter according to another embodiment of the present invention.

FIG. 3 is a sectional view showing a modification of FIG. 1;

FIG. 4 is a sectional view showing a modification of FIG. 2;

FIG. 5 is a schematic front view showing a conventional panel shutter.

FIG. 6 is a sectional view taken along line AA in FIG. 5;

FIG. 7 is a sectional view of a guide rail mounting portion showing another conventional example.

[Explanation of symbols]

1 Guide rail 4 Shutter curtain 5 Rail receiving member 5a Engagement piece 10 Guide rail body 10b Engagement groove 11 Opening for curtain elevation guide 12 First reinforcement rail 13 Second reinforcement rail

Claims (1)

[Scope of utility model registration request] Claim 1: A rail receiving member that is fixed to a shutter mounting wall surface and has an open rail mounting surface side; and a rail receiving member that is attached to the open end side of the rail receiving member and stands up on both sides of the shutter opening/closing opening, and has a rail mounting surface that is open on the opposite surface. and a guide rail main body having an opening for guiding the curtain up and down, and a guide rail for a shutter that guides the shutter curtain up and down by fitting and engaging both sides of the shutter curtain into the opening for guiding the up and down of the curtain, and is arranged to be joined in the rail receiving member. The first
a reinforcing rail, an inward engaging piece that is integrally formed on the open end side of the rail receiving member and bends inwardly and projects, and is formed at a corresponding position to the engaging piece on the guide rail main body, A guide rail for a shutter, comprising an engagement groove that is fitted into and engaged with the engagement piece, and a second reinforcing rail that is connected to and arranged on an inner wall surface of the guide rail main body.