JP2006097455A - Support metal fitting for exterior facing material in concrete building by outside heat insulation method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a support metal fitting for an exterior facing material to support the exterior facing material of a concrete building by an outside heat insulation method by which the exterior facing material is installed to the outside of a skeleton wall with a heat insulation material in between, which is easy in adjusting unevenness of the exterior-facing-material receiving cleat and is excellent in workability. <P>SOLUTION: The support metal fitting for the exterior facing material is provided with support rod 1, the exterior-facing-material receiving cleat 2 supported by the tip end of the support rod, an unevenness-adjusting nut 3 for fixing the exterior-facing-material receiving cleat 2 at the tip end of the support rod 1 and a clamping nut 4. The exterior-facing-material receiving cleat 2 includes support rod mounting part 21 with a support rod inserting hole 2p and an exterior-facing-material receiving part 22 while the unevenness adjusting nut 3 includes a flange 31 for receiving the exterior-facing-material receiving cleat, a male screw 32 for screwing the clamping nut and a chamfered-structured part 33 for operation. The exterior-facing-material receiving cleat 2 is adjusted to be flat and fixed from the front side. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an exterior material support hardware in a concrete building of an external insulation method, and more specifically, an exterior material support hardware for attaching an exterior material to the exterior of a housing wall via a heat insulation material. The present invention relates to an exterior material support hardware that makes it extremely easy to adjust the exterior material receiving rail.

  As is well known, a concrete building by an external heat insulation method has an exterior material attached to the outside of the frame wall via a heat insulating material, and heat transfer between the concrete frame that is a heat storage body and the outside air is reduced by the heat insulating material. The interior of the building is maintained in a constant temperature environment. In the above building, the exterior material for protecting the heat insulating material is attached in a state of being separated from the frame wall surface by the thickness of the heat insulating material, but in consideration of load bearing performance, workability, cost, etc. An exterior material support hardware is used.

  As the above-described exterior material support hardware, for example, a large number of support rods arranged at regular intervals on the upper and lower sides and on the left and right of the housing wall surface and fixed substantially perpendicular to the housing wall surface, and left and right with respect to the housing wall surface A large number of exterior material receiving bars (exterior material mounting frames) that are arranged at regular intervals and supported by the distal end portion of the support bar at an interval corresponding to the thickness of the heat insulating material from the housing wall surface, and the base end portion of the support rod Has been proposed as an “exterior material mounting bracket” (see Patent Document 1), which is composed of a reinforcing bar (reinforcing portion) that is installed in an inclined state over an exterior material receiving bar on the tip side of the support rod. In addition, it has been proposed as an “exterior material mounting device” (see Patent Document 2).

  In the above-described exterior material support hardware, as the exterior material receiving bar, a square pipe provided with holes at a constant pitch through which the tip of the support bar can be inserted is used. It is formed in a small-diameter hole having a size capable of inserting only the tip portion, and the pipe surface side is formed in a large-diameter hole having a size through which a nut passes. In order to attach the above-mentioned square pipe to the housing wall as an exterior material receiving bar, an inner nut is screwed in advance to the tip of the support rod anchored to the housing wall surface, and then the support rod is inserted into the holes on the front and back of the square pipe. By relatively penetrating the tip, the back of the square pipe is abutted against the inner nut, and then the outer nut is screwed onto the tip of the support bar and passed through the large-diameter hole on the pipe surface to tighten the pipe inner surface. Thus, the square pipe is fixed to the tip of the support rod.

In a concrete building such as that described above, after installing the heat insulating material so as to pierce the support rod of the exterior material support metal fixture anchored to the frame wall, attach the exterior material receiving bar to the tip of the support rod. And it arrange | positions in the state pinched | interposed between an exterior material receiving bar and a housing | casing wall surface. And the exterior material is screw-fixed from the front side to the exterior material receiving bar of the exterior material support metal.
Japanese Patent Publication No. 8-16386 JP 2004-3353 A

  By the way, the wall surface of a concrete building is not a flat surface, but has a slight swell. Therefore, in order to apply the exterior material flush, It is necessary to adjust, that is, to adjust the separation distance of the exterior material receiving bar from the wall surface of the housing, and to arrange each exterior material receiving bar on one virtual plane.

However, in the exterior material support hardware as described above, the unevenness adjustment of the exterior material receiving bar is performed by adjusting the position of the inner nut screwed in advance to the tip of the support bar. Since the inner nut is buried in the heat insulating material, the hand must be turned to the back side of the exterior material receiving bar so as to be inserted into the heat insulating material, and the inner nut must be operated by groping. There is. In addition, when fixing the exterior material receiving bar to the tip of the support bar, a special tool such as a box wrench is required because the outer nut must be tightened inside the large-diameter hole on the pipe surface. .

  The present invention has been made in view of the above circumstances, and its purpose is to provide an exterior material support for supporting the exterior material in a concrete building of an external thermal insulation method in which the exterior material is attached to the outside of the frame wall via the thermal insulation material. An object of the present invention is to provide an exterior material support hardware that is easy to adjust the unevenness of the exterior material receiving bar to the wall surface of the housing and is easy to fix the exterior material receiving bar to the support rod and has excellent workability.

  In order to solve the above-described problems, in the first aspect of the present invention, a large number of supports whose front end portions are formed on male screws and arranged at regular intervals vertically and laterally with respect to the wall surface of the housing are fixed substantially vertically. From the rod wall surface, a number of exterior material receiving bars arranged at regular intervals on the left and right with respect to the wall surface of the rod and supported by the tip of the support rod at a distance corresponding to the thickness of the heat insulating material from the wall surface of the rod In the exterior material support hardware provided with the unevenness adjusting nut and the fastening nut for fixing the exterior material receiving bar to the front end part of the support bar by adjusting the interval of the support bar, the front end part of the support bar is used as the exterior material receiving bar. A bar having a support rod mounting portion provided with a support rod insertion hole through which insertion is possible, and an exterior material receiving portion that is provided at a position that does not overlap with the support rod insertion hole when viewed from the front and on which the exterior material is mounted on the front side. Furthermore, it is supported as a nut for unevenness adjustment. An exterior material receiving bar receiving collar formed at the base end of the unevenness adjusting nut with a size that does not pass through the insertion hole and a size that passes through the support rod insertion hole and adjacent to the front side of the collar. A male screw portion for fastening a tightening nut formed on the outer peripheral portion of the unevenness adjusting nut and an operation surface formed at the tip of the unevenness adjusting nut so as to pass through the support rod insertion hole. When fixing the exterior material receiving bar to the tip of the support bar by using a nut of a specific structure having a catch structure, screw the unevenness adjustment nut to the tip of the support bar and insert the support bar Insert the tip of the support rod relatively into the hole, and operate the chamfered structure of the unevenness adjustment nut exposed to the front side from the support rod insertion hole of the support rod mounting portion of the exterior material receiving bar, so that the exterior to the housing wall surface Adjust the unevenness of the material receiving pier, and the unevenness exposed to the front side from the support rod insertion hole It was set to tighten the support rod mounting portion to the collar by screwing the fastening nut on the male screw portion of the use nut.

  Further, in the second aspect of the present invention, a large number of support rods whose front end portions are formed in male screws and arranged at regular intervals vertically and horizontally with respect to the housing wall surface and fixed substantially vertically, On the other hand, a plurality of exterior material receiving bars that are arranged on the left and right at regular intervals and are spaced from the housing wall by a distance corresponding to the thickness of the heat insulating material, and the spacing from the housing wall are adjusted. In the exterior material support hardware provided with the unevenness adjusting nut and the fastening nut for fixing the exterior material receiving bar to the distal end portion of the support bar, the distal end portion of the support bar can be inserted as the exterior material receiving bar. A support bar mounting portion provided with a support rod insertion hole and an exterior material receiving portion that is provided at a position that does not overlap with the support rod insertion hole when viewed from the front and on which the exterior material is mounted on the front side. Adopted and supported as a non-land adjustment nut By using a nut with a specific structure for operation and formed with a collar for receiving an exterior material receiving bar formed at the tip of the unevenness adjusting nut with an outer diameter larger than the width of the mounting part To fix the exterior material receiving bar to the tip of the support rod, screw the unevenness adjusting nut to the tip of the support bar, and relatively insert the tip of the support bar into the support bar insertion hole to support the exterior material receiving bar. Adjust the unevenness of the exterior material receiving bar with respect to the frame wall surface by operating the flange of the unevenness adjustment nut exposed to the side of the rod mounting part, and screw the tightening nut onto the tip of the support rod. The support bar mounting part was tightened.

  According to the exterior material support metal fitting according to the first aspect of the present invention, when performing the uneven adjustment of the exterior material receiving bar to which the exterior material is attached, it is exposed to the front side from the support bar insertion hole of the support bar mounting portion of the exterior material receiving bar. It is possible to adjust the unevenness by operating the chamfered structure of the unevenness adjustment nut, and when fixing the exterior material receiving bar to the tip of the support rod, tighten it to the male screw portion of the unevenness adjustment nut exposed on the front side. Since it can be fixed simply by tightening the nut, it is possible to dramatically improve the workability when constructing the outer heat insulation wall.

  Moreover, according to the exterior material support metal fitting which concerns on the 2nd aspect of this invention, when performing the unevenness adjustment of the exterior material receiving frame which attaches an exterior material, the unevenness exposed to the side of the support rod attachment part of an exterior material reception beam You can adjust the unevenness by operating the rod of the adjustment nut, and when fixing the exterior material receiving bar to the tip of the support rod, you can fix it by simply tightening the tightening nut from the front side to the tip of the support rod. In constructing a heat insulating wall, workability can be dramatically improved.

  An embodiment of an exterior material supporting hardware according to the present invention (referred to as “supporting hardware” in the following description of the embodiment) will be described with reference to FIGS. As shown in FIG. 1, the support hardware of the present invention is the above exterior material (in the case of an external thermal insulation method in which the exterior material (9) is attached to the outside of the frame wall (7) via the thermal insulation material (8)). It is a hardware for supporting 9).

  Examples of the concrete building include a steel-framed concrete structure, a reinforced concrete structure, a steel light-weight concrete structure, and an ALC structure (bubble foam-cured concrete structure). In the concrete building of the outer heat insulating method, as shown in the drawing, the heat insulating material (8) is disposed outside the frame wall (7), and the exterior material (9) is disposed further outside the heat insulating material.

A heat insulating material (8) is comprised with the lightweight raw material which is lightweight, excellent in fire resistance, and has sufficient air permeability. For example, as the heat insulating material (8), an incombustible inorganic fiber heat insulating material such as glass wool or an organic fiber heat insulating material such as polyester fiber, polypropylene fiber or cellulose fiber is used. When the heat insulating material (8) is glass wool, the density standard is about 24 to 64 Kg / m ³ and the thickness is about 25 to 200 mm. Furthermore, the heat insulating material (8) may be composed of two layers, or may be a foam heat insulating material.

  Moreover, as exterior material (9) attached to a housing wall (7), what is called exterior panels, such as the ceramic industry type | system | group which can be applied to said building, an iron plate type | system | group, an aluminum plate type | system | group, a composite material type | system | group, are mentioned. The exterior dimensions of the exterior material (9) are usually about 30 to 110 cm in length and about 45 to 300 cm in width, for example, the thickness of the plate material in the case of an aluminum panel exterior panel is 0.5 to 2 cm. It is about 5 mm.

  As an aspect of this invention, the 1st and 2nd aspect is mainly mentioned by the difference in the unevenness adjustment nut (3). First, the support hardware according to the first aspect of the present invention will be described with reference to FIGS. 1 to 6. As shown in FIG. 1, the support hardware has at least a tip portion formed on a male screw and a housing wall. A number of support rods (1) arranged at regular intervals vertically and laterally with respect to the wall surface of (7) (hereinafter referred to as “casing wall surface”) and fixed substantially vertically, A number of exterior material receiving bars (2), which are vertical bars that are arranged at regular intervals and are supported on the tip of the support bar (1) at an interval corresponding to the thickness of the heat insulating material (8) from the housing wall surface; A non-land adjustment nut (3) and a tightening nut (4) (see FIG. 3) for fixing the exterior material receiving bar (2) to the tip of the support bar (1) by adjusting the distance from the wall surface of the frame Consists mainly of.

  As shown in FIGS. 2 and 3, the support rod (1) is anchored at the base end to the housing wall (7) and the above-mentioned exterior material receiving bar (2) is supported at the tip end. The part is constituted by a so-called cut bolt formed on a male screw. The support rod (1) has a diameter of about 8 to 12 mm and a length of about 5 to 25 cm. FIG. 2 shows a state in which the support bar (1) is anchored to the housing wall (7), and a detent nut (11) is screwed to the base end of the support bar (1). The arrangement pitch of the support bars (1) with respect to the housing wall (7) is about 25 to 100 cm in the vertical direction and about 30 to 100 cm in the left and right direction.

  In the present invention, in order to facilitate the operation of the unevenness adjusting nut (3) and the tightening nut (4), as the exterior material receiving bar (2), the distal end side and the tightening of the unevenness adjusting nut (3) A structure in which the nut (4) is exposed on the front side is used. That is, as shown in FIG. 3, the exterior material receiving bar (2) includes a support bar mounting portion (21) provided with a support bar insertion hole (2p) through which the tip of the support bar (1) can be inserted, and a front surface. An exterior material receiving portion (22) that is provided at a position that does not overlap with the support rod insertion hole (2p) when viewed (when viewed from a position facing the housing wall (7)) and on which the exterior material is mounted on the front side; have. As shown in FIGS. 2 and 3, the exterior material receiving bar (2) has the unevenness adjusting nut (3) screwed to the tip of the support bar (1), and the support bar mounting part (21). Insert the tip of the support rod (1) relatively into the support rod insertion hole (2p), and tighten the support rod mounting portion (21) to the unevenness adjusting nut (3) with the tightening nut (4). It is made to fix to the front-end | tip part of a support bar (1).

  More specifically, the exterior material receiving bar (2) is made of a steel or aluminum mold whose cross section perpendicular to the longitudinal direction is bent into a crank shape, for example, as indicated by reference numeral (2A) in FIG. The overhanging one piece portion is used as a support rod mounting portion (21), and the other overhanging piece portion is used as an exterior material receiving portion (22). The thickness of the exterior material receiving bar (2A) is about 1 to 3 mm. And said support rod penetration hole (2p) is the magnitude | size which the male screw part (32) and chamfering structure part (33) of the unevenness adjustment nut (3) mentioned later pass, for example, about diameter 15-30mm Are arranged at a pitch of, for example, about 25 to 100 cm along the longitudinal direction of the support rod mounting portion (21). Although not shown, the exterior material receiving bar (2A) may have a structure in which each side edge along the longitudinal direction is bent inward to increase the strength.

Further, as the exterior material receiving bar (2), as long as the tightening nut (4) is exposed to the front side and can be easily tightened, a bar having various structures can be adopted. (2B)
And the thing of a form as shown by (2C) is mentioned. The exterior material receiving bar (2B) shown in FIG. 4 has a substantially U-shaped cross section perpendicular to the longitudinal direction, and is configured by a hat-shaped mold material in which ridges project outward from both ends of the opening, The bottom portion of the substantially U-shaped groove is used as a support rod mounting portion (21), and the bowl-shaped portion projecting outward is used as an exterior material receiving portion (22).

  Further, the exterior material receiving bar (2C) shown in FIG. 5 has a substantially U-shaped cross section and is formed of a substantially C-shaped mold material in which both ends of the opening are further turned inward. The bottom part of the groove formed in the shape is a support bar mounting part (21), and the part turned back inward is an exterior material receiving part (22). Also in the exterior material receiving bar (2) shown in FIG. 4 and FIG. 5, the support rod mounting portion (21) is provided with a support rod insertion hole (2p) similar to the above.

  In the present invention, the unevenness adjustment of the exterior material receiving bar (2) with respect to the wall surface of the chassis, that is, the distance from the wall surface of the exterior material receiving bar (2) (the frame wall (7) and the exterior material receiving bar (2) in FIG. 2) In order to facilitate adjustment of the distance between them, a non-land adjustment nut (3) having a specific structure is used. As shown in FIG. 6, the non-land adjustment nut (3) has a size that does not pass through the support rod insertion hole (2p) of the support rod mounting portion (21) of the exterior material receiving bar (2). A support rod mounting portion receiving collar (31) formed at the base end of the adjusting nut and adjacent to the front side of the collar (31) in a size passing through the support rod insertion hole (2p). A male screw portion (32) formed on the outer peripheral portion of the unevenness adjusting nut and screwed with a tightening nut, and a tip of the unevenness adjusting nut having a size passing through the support rod insertion hole (2p). And a chamfering structure portion (33) for operation formed on the outer peripheral portion.

  That is, the unevenness adjusting nut (3) is provided with the above-described flange (31), male screw portion (32) and chamfered structure portion (33) on the outer periphery of a normal nut configured as a female screw. It has a structure. When attaching the exterior material receiving bar (2) to the support bar (1), the flange (31) comes into contact with the support bar mounting portion (21) of the exterior material receiving bar (2), and the housing wall (7 ) Is a portion that restricts movement in the direction, and is formed to have a diameter larger than the support rod insertion hole (2p) of the support rod mounting portion (21), for example, a diameter of about 20 to 40 mm.

  The male screw portion (32) is a screw to which a tightening nut (4) for fixing the support rod mounting portion (21) of the exterior material receiving bar (2) in cooperation with the flange (31) is screwed. The diameter is smaller than the rod insertion hole (2p), for example, a nominal diameter of about 12 to 30 mm. And the chamfering structure part (33) is an operation part operated from the front side to adjust the position of the unevenness adjusting nut (3) with respect to the support bar (1), and is a general-purpose tool such as a spanner. For example, a cross section orthogonal to the center line of the unevenness adjusting nut is formed in a regular hexagonal chamfered shape so that it can be operated.

  The unevenness adjusting nut (3) can be manufactured by forging or cutting. In the present invention, when the exterior material receiving bar (2) is attached, the unevenness adjustment can be easily performed from the front side by using the unevenness adjusting nut (3). The base end of the unevenness adjusting nut (3) refers to an end portion on the side of the housing wall (7) when screwed to the support rod (1), and the distal end refers to the body wall ( 7) Point to the opposite end.

  Further, in order to increase the strength against vertical load, the support hardware of the present invention extends from the base end portion of the support rod (1) to the exterior material receiving bar (2) on the distal end side of the support rod as shown in FIG. And a reinforcing bar (5) installed in an inclined state. At least one reinforcing bar (5) is provided for one arrangement in the vertical direction of the support bars (1), and preferably at least one is provided for one exterior material receiving bar (2). It is done.

One end of the reinforcing bar (5) is fixed using a screw such as a tapping screw at a position away from the tip of the support bar (1) of the exterior material receiving bar (2), and the other end of the reinforcing bar (5) is , And is fixed to the base end portion of the support rod (1) using a detent nut (11). In the present invention, since the reinforcing bar (5) is provided, a truss structure can be formed in the vertical direction by the support bar (1), the exterior material receiving bar (2), and the reinforcing bar (5). ) And the support point of the support bar (1) and the strength of the joint point of the support bar (1) and the exterior material receiving bar (2) with respect to the vertical load can be increased. The reinforcing bar (5) is disclosed in Japanese Patent Publication Nos. 8-16386 and 2004-3353.

  Furthermore, in order to increase the strength against the horizontal load, the support hardware of the present invention is substantially horizontal from the at least one exterior material receiving bar (2) to the housing wall surface and inclined with respect to the housing wall surface as shown in FIG. You may provide the horizontal runout prevention bar (6) constructed by the state. As shown in the figure, the horizontal anti-vibration bars (6) are arranged as one set in a diagonal direction on the left and right with respect to one exterior material receiving bar (2) from the viewpoint of increasing strength. In consideration of the entire mass of the exterior material (9) attached to the housing, it is preferable that a plurality of sets are provided for one housing wall surface.

  Usually, one end of the horizontal runout prevention bar (6) is fixed to the back side of the exterior material receiving bar (2) at the tip of the support bar (1) using the above-mentioned uneven adjustment nut (3). The other end of the prevention bar (6) is fixed to the base end of another support bar (1) adjacent to the support bar (1) in the horizontal direction by using a detent nut (11). In the present invention, the truss structure can be configured in the horizontal direction by the support bar (1), the frame wall (7), and the horizontal shake prevention bar (6) by providing the lateral shake prevention bar (6). It is possible to increase the strength of the support rod (1) on the wall (7) against the lateral deflection of the fulcrum of the support rod (1) and the joint between the support rod (1) and the exterior material receiving bar (2). The lateral shake prevention bar (6) is disclosed in Japanese Patent Application Laid-Open No. 2004-3353.

  In order to construct an outer heat insulating wall using the support hardware of the present invention as described above, first, the support bar (1) is anchored to the frame wall (7) at a constant pitch in the vertical and horizontal directions. . Next, a heat insulating material (8) such as glass wool is disposed on the surface of the frame wall (7) using the support rod (1). Specifically, the heat insulating material (8) is pressed against the housing wall (7), and the support rod (1) is relatively passed through the heat insulating material (8), whereby the heat insulating material (8) is attached to the housing wall (7). Affix to the surface.

  After laying the heat insulating material (8), the exterior material receiving bar (2) is fixed to the tip of the support bar (1). In attaching the exterior material receiving bar (2), first, the unevenness adjusting nut (3) is screwed to the tip of each support bar (1) protruding from the surface of the heat insulating material (8). And an exterior material receiving bar (2) is attached with respect to each of the arrangement | sequence of the support bar (1) of an up-down direction. In that case, the support bar (1) is inserted into the support bar insertion hole (2p) of the support bar mounting portion (21) of the exterior material receiving bar (2) by pressing the exterior material receiving bar (2) against the tip of the support bar (1). After relatively inserting the front end portion of the support rod (1), the tightening nut (4) is further applied from the front end side of the support rod (1), and the tightening nut (32) of the unevenness adjusting nut (3) is attached to the male screw portion (32). By loosely screwing 4), the exterior material receiving bar (2) is temporarily temporarily fixed to the tip of the support bar (1).

  Next, for example, the two exterior material receiving bars (2) positioned at both ends of the frame wall (7) are positioned. That is, in other words, the above-described two exterior material receiving bars (2) are accurately vertical and spaced apart from the design reference plane (designed cabinet wall surface) of the cabinet wall (7) by a certain distance, The unevenness adjustment nut (3) is operated to adjust the unevenness so that the two exterior material receiving bars (2) are parallel, parallel and vertical. In uneven adjustment, the chamfered structure portion (33) of the uneven adjustment nut (3) exposed to the front side from the support rod insertion hole (2p) of the support rod mounting portion (21) of the exterior material receiving bar (2) is used. Operate to adjust the separation distance of the exterior material receiving bar (2) with respect to the frame wall. Then, the tightening nut (4) is tightened into the male screw portion (32) of the unevenness adjusting nut (3) exposed to the front side through the support rod insertion hole, and the support rod mounting portion (21) is attached to the flange (31). The exterior material receiving bar (2) is fixed to the support bar (1) by tightening.

  Subsequently, on the basis of the above-mentioned two exterior material receiving bars (2), the unevenness of the other exterior material receiving bars (2) is adjusted by the operation of the non-land adjustment nut (3) so as to be aligned with them. Make the exterior material receiving bar (2) flush. That is, in the same manner as in the case of the two exterior material receiving bars (2), each exterior material receiving bar (2) is operated by operating the chamfered structure portion (33) of the unevenness adjusting nut (3) exposed on the front side. Adjust the unevenness. Then, by tightening the support rod mounting portion (21) to the flange (31) by screwing the tightening nut (4) onto the male screw portion (32) of the unevenness adjusting nut (3) exposed on the front side, Each exterior material receiving bar (2) is fixed to the tip of each support bar (1). After fixing each exterior material receiving bar (2) as described above, a screw such as a tapping screw is used to fix the exterior material (9) such as an exterior panel to the exterior material receiving bar (2).

  As described above, in the support hardware of the present invention, the unevenness adjusting nut (3) screwed in advance to the support rod (1) is used when the exterior material receiving bar (2) is attached to the support rod (1). (31) comes into contact with the support rod mounting portion (21) of the exterior material receiving bar (2) to define the distance from the wall surface of the exterior material receiving bar (2). At the same time, the outer material receiving bar (2) The support rod insertion hole (2p) of the support rod mounting portion (21) passes through the male screw portion (32) and the chamfered structure portion (33) of the unevenness adjusting nut (3) relative to each other. The screw portion (32) and the chamfered structure portion (33) are exposed to the front side. The structure in which the male screw part (32) and the chamfered structure part (33) of the non-land adjustment nut (3) are exposed is the uneven adjustment of the exterior material receiving bar (2) from the front of the outer material receiving bar (2). And the tightening operation by the tightening nut (4).

  That is, in the first aspect of the present invention, the exterior material having a specific structure in which the chamfered structure portion (33) and the tightening nut (4) on the front end side of the unevenness adjusting nut (3) are exposed to the front side. The receiving bar (2) is used, and a chamfering structure part (33) for operation is formed at a portion protruding from the support bar insertion hole (2p) of the support bar mounting part (21) of the exterior material receiving bar (2). In addition, a non-land adjustment nut (3) having a specific structure is used. Therefore, when performing uneven adjustment of each exterior material receiving bar (2), a chamfer structure of the uneven adjustment nut (3) exposed to the front side from the support rod insertion hole (2p) using a general-purpose tool such as a spanner The unevenness can be adjusted by directly operating the portion (33), and when the exterior material receiving bar (2) is fixed to the tip of the support rod (1), the unevenness adjusting nut (3) exposed on the front side is exposed. The exterior material receiving bar (2) can be fixed simply by tightening the tightening nut (4) to the male screw part (32). As a result, it is possible to dramatically improve the workability in constructing the outer heat insulating wall.

  Next, the support metal object according to the second aspect of the present invention will be described with reference to FIGS. 1 and 7 to 9. The supporting hardware according to the second aspect has substantially the same basic components as those in the above-described aspect, and as shown in FIG. And a large number of support rods (1) arranged at regular intervals on the left and right sides and fixed substantially vertically, and arranged at regular intervals on the left and right with respect to the wall surface of the housing and corresponding to the thickness of the heat insulating material (8) from the housing wall surface A large number of exterior material receiving bars (2), which are vertical bars supported by the tip of the support bar (1) with an interval between them, and the exterior of the support bar (1) by adjusting the distance from the wall of the housing It is mainly composed of an unevenness adjusting nut (3) and a fastening nut (4) (see FIG. 7) for fixing the material receiving bar (2).

  In the second aspect, as shown in FIG. 7, the structure of the support bar (1), the arrangement of the support bar (1) with respect to the frame wall (7), the material of the exterior material receiving bar (2), and the exterior material receiving bar The outer shape of (2) is the same as that described above, but the size of the support rod insertion hole (2r) provided in the support rod mounting portion (21) of the exterior material receiving bar (2), the unevenness adjusting nut The structure of (3A) is different from the above-described aspect in that the tightening nut (4) is screwed to the tip of the support rod (1).

  Specifically, when the exterior material receiving bar (2) is viewed from the front with the support bar mounting part (21) provided with the support bar insertion hole (2r) through which the tip of the support bar (1) can be inserted. It has an exterior material receiving portion (22) that is provided at a position that does not overlap with the support rod insertion hole (2r) and on which the exterior material (9) is mounted. The support rod insertion hole (2r) of the support rod mounting portion (21) is opened to a size that allows the tip of the support rod (1) to be loosely inserted, for example, about 9 to 13 mm in diameter, and is similar to the above-described embodiment. Are arranged at a pitch of about 25 to 100 cm along the longitudinal direction of the support bar mounting portion (21).

  The outer shape of the exterior material receiving bar (2) can be designed in various shapes in the same manner as in the above-described embodiment. For example, as indicated by reference numeral (2A) in FIG. 7, the exterior material receiving bar (2) is formed in a shape in which a cross section perpendicular to the longitudinal direction is bent in a crank shape, and the protruding one piece is attached to a support bar. A part (21) is the other piece that projects, and is an exterior material receiving part (22). Such a shape is the same as the embodiment of FIG. Further, the exterior material receiving bar (2) may be formed into a hat-shaped shape as indicated by reference numeral (2B) in FIG. 4 or a substantially C-shaped shape as indicated by reference numeral (2C) in FIG. Good.

  As the tightening nut (4), one that can be screwed to the tip of the support rod (1) is used. That is, as shown in FIGS. 7 and 9, the support hardware of the second aspect has a structure in which the unevenness adjusting nut (3 </ b> A) is not exposed to the front side of the exterior material receiving bar (2). (2) The non-land adjustment nut (3) is screwed onto the tip of the support rod (1), and the tip of the support rod (1) is inserted into the support rod insertion hole (2r) of the support rod mounting portion (21). The support rod (21) is fastened to the unevenness adjusting nut (3) with a tightening nut (4) that is relatively inserted and screwed to the tip of the support rod (1). It is made to fix to the front-end | tip part of 1).

  In the present invention, a non-land adjustment nut (3A) having a specific structure is used in order to facilitate the uneven adjustment of the exterior material receiving bar (2) with respect to the wall surface of the frame. As shown in FIG. 8, the unevenness adjusting nut (3A) has a width of the support rod mounting portion (21) of the exterior material receiving bar (2) (the length in a direction perpendicular to the longitudinal direction of the exterior material receiving bar). ) Having an outer diameter larger than), and having a collar (36) for receiving an exterior material receiving bar formed at the tip of the unevenness adjusting nut.

  Specifically, as shown in FIG. 9, the unevenness adjusting nut (3A) includes a female screw portion (37) that substantially engages with the male screw at the tip of the support rod (1). The rod (36) is provided at the tip of the female screw portion (37) (the end portion on the opposite side of the housing wall (7) in the state where the unevenness adjusting nut (3A) is screwed to the support rod (1)). It is done. Then, as shown in FIG. 8, the cage (36) receives the exterior material receiving bar (2) and performs an unevenness adjustment operation from the front side of the exterior material receiving bar (2). In a state where it is attached to the support bar (1), it is formed in such a size that a part of the flange protrudes to the side of the support bar attaching part (21).

  Further, as shown in FIG. 8, when the shape of the collar (36) when viewed from the front is an outer diameter larger than the width of the support rod mounting portion (21), the shape of the collar (36) is an appropriate shape such as a circle or a polygon. Although it can be designed, it is formed in, for example, a star shape so that the unevenness adjusting nut (3A) can be easily rotated with a fingertip or the like during unevenness adjustment. In the present invention, the outer diameter of the ridge (36) means twice the maximum length from the center to the outline when viewed from the front. Usually, the outer diameter of the ridge (36) is about 20 to 40 mm. It is said. The unevenness adjusting nut (3A) can be manufactured by press working.

  Moreover, in order to raise the intensity | strength with respect to a vertical load, the support metal piece which concerns on a 2nd aspect may be equipped with the reinforcement bar (5) as shown in FIG. The configuration of the reinforcing bar (5) is the same as that described above. Further, the support hardware according to the second aspect may be provided with a lateral shake prevention bar (6) as shown in FIG. 1 in order to increase the strength against the horizontal load. The configuration of the horizontal shake prevention bar (6) is the same as that described above. One end of the horizontal runout prevention bar (6) is fixed to the back side of the exterior material receiving bar (2) at the tip of the support bar (1) by using the unevenness adjusting nut (3A). ) Is fixed to the base end portion of the other support bar (1) adjacent to the support bar (1) in the horizontal direction by using a detent nut (11).

  In order to construct an outer heat insulation wall using the support hardware of the present invention as described above, first, the support rod (1) is placed on the housing wall (7) in the vertical direction and the horizontal direction as in the above-described embodiment. After anchoring at a fixed pitch, heat insulating material (8) such as glass wool is pasted on the surface of the frame wall (7) using the support rod (1), and then the exterior is attached to the tip of the support rod (1) Fix the material receiving bar (2).

  In mounting the exterior material receiving bar (2), first, after fixing the unevenness adjusting nut (3A) to the tip of each support bar (1) protruding on the surface of the heat insulating material (8), An exterior material receiving bar (2) is attached to each of the arrays of support bars (1). In mounting the exterior material receiving bar (2), the outer material receiving bar (2) is pressed against the tip of the support bar (1), and the support bar insertion hole (2r) of the support bar mounting portion (21) of the outer material receiving bar (2) The tip of the support rod (1) is inserted into the screw portion of the tip of the support rod (1) by loosely screwing the tightening nut (4). Temporarily fix the exterior material receiving bar (2) to the part.

  Next, for example, the two exterior material receiving bars (2) positioned at both ends of the frame wall (7) are positioned by adjusting the unevenness and fixed to the tip of the support rod (1), and then these two exterior materials Using the receiving bar (2) as a reference, the other exterior material receiving bars (2) are adjusted to be flat so that all the outer material receiving bars (2) are flush with each other and fixed to the tip of the support bar (1). .

  In the above uneven adjustment of the exterior material receiving bar (2), the unevenness adjusting nut (21) exposed to the side of the support rod mounting portion (21) of the outer material receiving bar (2) as viewed from the front side of the exterior material receiving bar (2) By rotating the heel (36) of 3A) with a fingertip or the like, the separation distance of the exterior material receiving bar (2) with respect to the wall surface of the skeleton is adjusted. Further, in fixing the exterior material receiving bar (2) to the support bar (1), a tightening nut (4) is screwed from the front side of the exterior material receiving bar (2) to the tip of the support bar (1), and is not fixed. The exterior material receiving bar (2) is fixed to the tip of the support bar (1) by tightening the support bar mounting part (21) to the flange (36) of the land adjustment nut (3A). And after fixing each exterior material receiving bar (2), similarly to the above-mentioned aspect, screws, such as a tapping screw, are used, and exterior material (9), such as an exterior panel, is fixed to exterior material receiving bar (2). .

  As described above, in the support metal according to the present invention, the unevenness adjusting nut (3A) screwed in advance to the support bar (1) is attached to the support bar (1) when the exterior material receiving bar (2) is attached. (36) comes into contact with the support rod mounting portion (21) of the exterior material receiving bar (2) to define the distance from the wall surface of the exterior material receiving bar (2), and at the same time, the non-land adjustment nut (3A In the structure in which the outer diameter of the collar (36) is larger than the support rod mounting portion (21) of the exterior material receiving bar (2), the outer material receiving beam (2) is disposed at the tip of the support bar (1). When this occurs, the operation from the front side of the unevenness adjusting nut (3A) is made possible. The structure in which the support rod mounting portion (21) of the exterior material receiving bar (2) is exposed enables a tightening operation by the tightening nut (4) from the front of the exterior material receiving bar (2).

  That is, in the second aspect of the present invention, the exterior material receiving bar (2) having a specific structure in which the support bar mounting portion (21) is exposed on the front side is used, and the support bar of the exterior material receiving bar (2) is used. The unevenness adjusting nut (3A) having a specific structure in which the flange (36) protrudes to the side of the mounting portion (21) is used. Accordingly, when the unevenness adjustment of each exterior material receiving bar (2) is performed, the flange (36) of the unevenness adjusting nut (3A) exposed to the side of the support rod mounting portion (21) of the exterior material receiving bar (2). Can be adjusted directly with a fingertip, etc., and when fixing the exterior material receiving bar (2) to the tip of the support bar (1), a fastening nut is attached to the tip of the support bar (1) from the front side. The exterior material receiving bar (2) can be fixed simply by tightening (4). As a result, it is possible to dramatically improve the workability in constructing the outer heat insulating wall.

  Next, as a reference example, another embodiment of the support hardware capable of performing the uneven adjustment and fixing of the exterior material receiving bar from the front side will be described with reference to FIGS. The exterior material support hardware shown in FIG. 10 is an external insulation method in which the exterior material (9) is attached to the outside of the housing wall (7) via the heat insulation material (8) in the same manner as the above-described support hardware shown in FIG. A large number of support rods that support the exterior material (9) in a concrete building and that are fixed at a substantially vertical position with at least a tip formed as a male screw and arranged at regular intervals vertically and horizontally with respect to the wall surface of the frame. (1) and a large number of support rods (1) supported at the tip of the support rod (1) at regular intervals to the left and right with respect to the housing wall surface and spaced from the housing wall surface by a distance corresponding to the thickness of the heat insulating material (8). And an exterior material receiving bar (2).

  Then, in order to increase the strength against the vertical load, the above-mentioned support hardware extends from the base end portion of the support rod (1) to the exterior material receiving bar (2) on the distal end side of the support rod. It is preferable to have a reinforcing bar (5) installed in an inclined state, and in order to increase the strength against the horizontal load, the reinforcing bar (5) is substantially horizontal from the at least one exterior material receiving bar (2) to the frame wall surface, It is preferable to provide a horizontal runout prevention bar (6) installed in an inclined state with respect to the wall surface of the housing. The configuration and installation mode of the reinforcing bar (5) and the lateral shake prevention bar (6) are the same as those in the above-described support hardware.

  In the above-mentioned support hardware, in order to improve workability, the exterior material receiving bar (2) is provided with a support bar insertion hole (2p) through which the tip of the support bar (1) can be inserted as shown in FIG. A support rod mounting portion (21), and an exterior material receiving portion (22) that is provided at a position that does not overlap with the support rod insertion hole (2p) when viewed from the front and on which the exterior material (9) is mounted on the front side. Then, a non-land adjustment nut (3B) is screwed into the tip of the support rod (1), and the tip of the support rod (1) is relatively inserted into the support rod insertion hole (2p). Further, by fixing the support rod mounting portion (21) of the exterior material receiving bar (2) to the unevenness adjusting nut (3B) with the fixed wedge (4B), it is fixed to the tip end portion of the support rod (1). Has been made.

  As shown in FIG. 11, the fixed wedge (4B) is provided with a notch in which the rear end portion is formed in a semicircular arc shape and the reduced diameter portion (34) of the unevenness adjusting nut (3B) described later is fitted. ing. Then, as shown in FIG. 12, the unevenness adjusting nut (3B) has a size that does not pass through the support rod insertion hole (2p) and is formed on the base end portion of the unevenness adjusting nut. A trough (31) for receiving a receiving bar, and a reduced diameter portion formed in succession on the outer peripheral portion of the unevenness adjusting nut adjacent to the trough (31) with a size passing through the support rod insertion hole (2p) (34) and an enlarged diameter part (35), and a chamfering structure part (33) for operation formed on the outer periphery of the tip of the unevenness adjusting nut with a size passing through the support rod insertion hole (2p). It has. The flange (31) and the chamfered structure portion (33) of the unevenness adjusting nut (3B) are the same as those in the unevenness adjusting nut (3).

  When using the above-mentioned support hardware, after attaching the unevenness adjusting nut (3B) to the tip of the support bar (1), the support bar is inserted into the support bar mounting part (21) of the exterior material receiving bar (2). The outer material receiving bar (2) is attached to the tip of the support rod (1) by relatively inserting the tip of the support rod (1) into the hole (2p), and then the support rod insertion hole (2p) ) To fix the exterior material receiving bar (2) to the tip of the support bar (1) by inserting the fixed wedge (4B) into the reduced diameter part (34) of the unevenness adjusting nut (3B) exposed to the front side. . The construction method described above is the same as that of the above-described support hardware except that the fixed wedge (4B) is used. That is, the support hardware shown in FIGS. 10 and 11 is different from the above-described support hardware in that the structure of the unevenness adjusting nut (3B) and the exterior material receiving bar (2) are fixed by the fixed wedge (4B). .

  And the above-mentioned support hardware also uses the outer material receiving bar (2) having a specific structure in which the reduced diameter portion (34) and the chamfered structure portion (33) of the unevenness adjusting nut (3B) are exposed on the front side, In addition, for adjusting the unevenness of the specific structure in which the chamfered structure portion (33) is formed on the outer periphery of the tip protruding from the support rod insertion hole (2p) of the support rod mounting portion (21) of the exterior material receiving bar (2). Because the nut (3) is used, when adjusting the unevenness of the exterior material receiving bar (2), use a general-purpose tool such as a spanner to expose the unevenness adjustment nut (exposed to the front side from the support rod insertion hole (2p)). 3) The chamfering structure (33) of 3) can be directly operated to adjust the unevenness, and the support bar mounting portion (21) of the exterior material receiving bar (2) exposed on the front side is fixed to the fixed wedge (4B). The exterior material receiving bar (2) can be fixed to the support bar (1) by tightening with. Therefore, according to said support metal fitting, in constructing | assembling the wall of an outer heat insulation, workability | operativity can be improved further.

It is a perspective view which shows the wall structure in which the exterior material support metal of the present invention and the exterior material support metal are used, partially broken. It is a partial longitudinal cross-sectional view of the wall structure which shows the usage condition of the exterior material support metal fitting which concerns on the 1st aspect of this invention. It is a perspective view which expand | deploys and shows the component of an example of the exterior material support metal fitting which concerns on the 1st aspect of this invention. It is a perspective view which expand | deploys and shows the component of the other example of the exterior material support metal fitting which concerns on the 1st aspect of this invention. It is a perspective view which expands and shows the component of the further another example of the exterior material support metal fitting which concerns on the 1st aspect of this invention. It is sectional drawing along the center view and the side view which shows the structure of the unevenness adjustment nut used for the exterior material support metal fitting which concerns on the 1st aspect of this invention. It is a perspective view which expand | deploys and shows the component of an example of the exterior material support metal fitting which concerns on the 2nd aspect of this invention. It is a front view which shows the structure of the unevenness adjustment nut used for the exterior material support metal fitting which concerns on the 2nd aspect of this invention. It is a side view which shows the structure of the unevenness adjustment nut used for the exterior material support metal fitting which concerns on the 2nd aspect of this invention. It is a perspective view which shows the wall structure in which the exterior material support metal of the other form as a reference example and the said exterior material support metal were used partially broken. It is a perspective view which expand | deploys and shows the component of the exterior material support metal fitting in FIG. It is sectional drawing along the side view and centerline which show the structure of the unevenness adjustment nut used for the exterior material support metal fitting in FIG.

Explanation of symbols

1: Support rod 2: Exterior material receiving bar 2p: Support rod insertion hole 2r: Support rod insertion hole 21: Support rod mounting portion 22: Exterior material receiving portion 3: Non-land adjustment nut 3A: Non-land adjustment nut 31: 鍔32: Male screw part 33: Chamfered structure part 36: Claw 37: Female screw part 4: Clamping nut 5: Reinforcement bar 6: Side vibration prevention bar 7: Body wall 8: Heat insulating material 9: Exterior material

Claims (6)

  An exterior material support hardware for supporting the exterior material in a concrete building of an external heat insulation method in which an exterior material is attached to the outside of the housing wall via a heat insulating material, the tip is formed on a male screw and is A large number of support rods arranged at regular intervals on the top and bottom and right and left and fixed substantially vertically, and arranged at regular intervals on the left and right with respect to the housing wall surface, and spaced from the housing wall surface by an interval corresponding to the thickness of the heat insulating material Numerous exterior material receiving bars supported by the distal end portions of the support rods, and a non-land adjustment nut and fastening for fixing the exterior material receiving rails to the distal end portions of the support rods by adjusting the distance from the wall surface of the housing A nut and a support rod mounting portion provided with a support rod insertion hole through which a tip end portion of the support rod can be inserted, and a position not overlapping the support rod insertion hole when viewed from the front. Installed with exterior material on the front side An exterior material receiving portion, and the unevenness adjusting nut is a size that does not pass through the support rod insertion hole and is formed at a base end portion of the unevenness adjusting nut for receiving the exterior material receiving bar. And a male screw portion for fastening a tightening nut formed on an outer peripheral portion of the unevenness adjusting nut adjacent to the front side of the rod so as to pass through the support rod insertion hole, and the support rod An exterior material support metal fitting having a chamfering structure portion for operation formed at a tip portion of the unevenness adjusting nut with a size passing through the insertion hole.   The exterior material support metal fitting according to claim 1, further comprising a reinforcing bar that is installed in an inclined state from the base end portion of the support rod to the exterior material receiving bar on the distal end side of the support rod.   The exterior material support metal fitting according to claim 1 or 2, further comprising a horizontal runout prevention bar that is substantially horizontal from the at least one exterior material receiving bar over the housing wall surface and is inclined with respect to the housing wall surface.   An exterior material support hardware for supporting the exterior material in a concrete building of an external heat insulation method in which an exterior material is attached to the outside of the housing wall via a heat insulating material, the tip is formed on a male screw and is A large number of support rods arranged at regular intervals on the top and bottom and right and left and fixed substantially vertically, and arranged at regular intervals on the left and right with respect to the housing wall surface, and spaced from the housing wall surface by an interval corresponding to the thickness of the heat insulating material Numerous exterior material receiving bars supported by the distal end portions of the support rods, and a non-land adjustment nut and fastening for fixing the exterior material receiving rails to the distal end portions of the support rods by adjusting the distance from the wall surface of the housing A nut and a support rod mounting portion provided with a support rod insertion hole through which a tip end portion of the support rod can be inserted, and a position not overlapping the support rod insertion hole when viewed from the front. Installed with exterior material on the front side And the unevenness adjusting nut is an operation and exterior material formed at the tip of the unevenness adjusting nut with an outer diameter larger than the width of the support rod mounting portion. An exterior material supporting hardware characterized by having a hook for receiving a receiving bar.   The exterior material support metal fitting of Claim 4 provided with the reinforcement bar erected from the base end part of a support rod to the exterior material receiving rail of the front end side of the said support rod in an inclined state.   The exterior material support metal fitting according to claim 4 or 5, further comprising a horizontal runout prevention bar that is substantially horizontal from the at least one exterior material receiving bar to the housing wall surface and is inclined with respect to the housing wall surface.

Images