JPH11200586A - Fitting structure of exterior member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate construction works by integrally sticking lip channel shapes on the rear face of an exterior member, engaging fastening screw members with the lip inside face of the lip channel shape and holding them, and fitting the exterior member to a building frame body by screwing bolts into plate nuts. SOLUTION: A plate nut 5 inserted into a lip channel 4 of an exterior member 2 is slid and rotated and both ends of a fitting part 13 are fitted in notches 10, 11 for fitting of the lip channels 4a, 4a. Then, the plate nut 5 is fixed and a bolt is inserted in a through hole arranged in one side plate of a Z-clip and the bolt is screws in the screw hole 15 of the plate nut and fastened to fix the Z-chip to the plate nut 5. And the exterior member 2 is transferred to a specified position. Then, a vertical sash of a column 1 is inserted in the inside face side of the other side plate of the Z-clip to hold the exterior member 2 to the building frame body side. A cut off member is put on the upper end face of the exterior member 2 and a sealing material is filled in the vertical joints. In this way, the lateral joints are made to be an open joint structure to reduce labor required for the filling work of the sealing material and costlessly execute the construction work.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting an exterior material.

[0002]

2. Description of the Related Art For example, the attachment of a rectangular exterior material such as an ALC plate to a building body side of a building is conventionally determined by first attaching the exterior material 51 to the building body side as shown in FIG. At a predetermined position, a through hole 5 through which the hook bolt 52 is inserted
And forming the hook bolt 52 with the exterior material 51
A counterbore portion 54 is formed for each through hole 53 on the outer surface side of the exterior material 51 so as not to protrude outward from the outer surface. Thereafter, the exterior member 51 is moved along the frame side, the hook bolt 52 is hung on the flange of the column 55 on the frame side, passed through the through hole 53 of the exterior member 51, and projected into the counterbore portion 54. A nut 56 is screwed into the threaded portion of the hook bolt 52 thus made, and the exterior material 51 is fixed to the skeleton side column 55. After adjusting the mounting position of the exterior material 51, the hook side of the hook bolt 52 is connected to the pillar 5 on the skeleton side.
5, and the borrowed portion 54 is filled with mortar 57 and plastered, the surface of the exterior material 51 is finished by painting, etc., and the vertical and horizontal joints between the exterior materials 51 are filled with backup material. Perform sealing.

[0003]

However, as described above, in the mounting structure in which the bolt 52 is passed through the bolt through holes 53 formed in the exterior material 51 to stop the exterior material 51 on the skeleton side, the exterior material 51 with respect to the skeleton side is not provided. If the mounting relationship is not determined, the formation positions of the bolt through holes 53 are not determined,
Therefore, first, it is necessary to specify the formation positions of the bolt through holes 53 in the exterior material 51 in relation to the skeleton side.
Then, in each of the specified positions, a bolt through hole 53 ...
, And the construction had to be carried out in accordance with the process of installation, and the construction was very troublesome.

[0004] In addition to the bolt holes 5
Forming 3 and further forming the counterbore portions 54 and filling the mortar in the counterbore portions 54 are also cumbersome operations that require time and effort by themselves.

SUMMARY OF THE INVENTION [0005] In view of the above-mentioned conventional problems, it is an object of the present invention to provide a mounting structure for an exterior material capable of easily performing the installation work of the exterior material with little burden.

[0006]

The above object is achieved by providing a lip groove member having a predetermined length on a back side of an exterior material, with a lip opening facing outward, and integrally provided in a fixed state.
A screw member for fastening is engaged with the inner surface of the lip in the lip groove member so as to be slidably held in the longitudinal direction, and the exterior member screwes the screw member for mounting with the screw member for fastening. The problem is solved by the mounting structure of the exterior material, wherein the mounting structure is attached to the skeleton.

That is, in the mounting structure of the present invention, a fastening screw member is provided on the exterior material as an alternative to the conventional bolt through hole, and the fastening screw member is provided on the back side of the exterior material. The lip groove member is slidably held. Therefore, in the installation work of the exterior material, the fastening screw member can be arranged at a predetermined position determined by the attachment relationship of the exterior material to the skeleton only by moving the fastening screw member along the lip grooved material, and Processing of the counterbore portion and the like are unnecessary, and the installation work of the exterior material can be performed easily and efficiently with less burden.

[0008] In the above structure, a plurality of fitting portions are provided along the longitudinal direction of the lip so as to hold a fastening screw member in the lip of the lip groove member in a positioned state.
By being provided at predetermined intervals, the fastening screw member is fitted to this fitting portion and positioned, so that the fastening screw member can be easily set at a predetermined arrangement position. it can.

[0009] Further, by providing the lip groove shape material in the exterior material in an integral embedding type at the time of molding the exterior material, the lip groove shape material can be easily integrated with the exterior material without difficulty and attached. it can.

Further, the fastening screw member can be inserted through the opening between the lips of the lip groove member at the first rotation position, and the second rotation is different from the first rotation position. At the position, the engagement with the inner surfaces of both lips and the removal from the opening between the lips are restricted, so that the attachment of the fastening screw member to the lip groove shape member can be performed by the fastening screw member. It can be performed by extremely simple operations such as insertion and rotation, and the fastening screw member can be attached at any position along the longitudinal direction of the lip grooved material, making it easy to attach the fastening screw member to the lip grooved material And can be performed conveniently.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described with reference to FIGS.

In the exterior structure shown in FIG. 1, reference numeral 1 denotes a pillar of a skeleton, and reference numerals 2... As shown in FIG. 2, the pillar 1 of the skeleton is made of a rectangular steel tube having a rectangular cross section, and longitudinal bars 3 and 3 having an L-shaped cross section for attaching an exterior material are integrally attached to both side surfaces thereof. I have. The exterior material 2 is a type of exterior material manufactured by pouring a material into a mold, for example, G
It is made of an inorganic lightweight exterior material such as RC and VFRC.

1 to 5 showing a structure for attaching the exterior material 2 to the column 1 on the skeleton side, 4 is a lip grooved material, 5 is a plate nut as a fastening screw member,
Reference numeral 6 denotes a Z-clip, and reference numeral 7 denotes a bolt as a mounting screw member.

As shown in FIG. 5A, the lip grooved members 4 and 4 are designed to be slightly shorter than the width of the exterior material 2, and at predetermined upper and lower positions on the back side of the exterior material 2. Each is provided so as to extend substantially the entire length in the left-right direction. In addition, as shown in FIG. 5 (b), a configuration in which short lip groove members 4 are provided at each of the four corners on the back surface side of the exterior member 2 may be employed. This lip channel 4 is shown in FIGS.
As shown in FIG. 3, the opening between the lips is directed outward with respect to the exterior material 2, and the rear side thereof is integrally attached in a fixed state so as to be embedded in the meat of the exterior material 2. The attachment is performed by placing the lip groove mold member 4 in advance in a mold for molding the exterior member 2 and pouring the material therein. A fixing streak 8 is integrally attached to the back surface of the lip groove member 4,
The lip groove member 4 is prevented from unintentionally coming off the exterior member 2.

Then, both lips 4 of the lip groove member 4
a and 4a respectively have a number of semicircular notches 10
, 11 ... are arranged in a corresponding relationship between the two lips, and are formed at predetermined regular intervals along the longitudinal direction of the lips. These semicircular notches 10,..., 11 are one positioning fitting for fitting the plate nut 5 in a positioning state with a pair of notches 10, 11 having the same arrangement relation in each lip 4a, 4a. Make up the part.

On the other hand, a plate nut 5 which is a screw member for fastening
A latching portion 12 which is disposed on the inner surface side of the lips 4a of the lip channel member 4 and is engaged with the lips 4a, 4a, and an opening between the lips 4a, 4a; An elliptical fitting portion 13 in plan view, which is placed in the portion and both ends of which are fitted into the semicircular notches 10, 11 of both lips 4 a, 4 a in a conforming state, and in the plane of the hooking portion 12. In addition, mold material 4
And a bulging portion 14 protruding inwardly. A threaded hole 15 is formed through the fitting portion 13, the hooking portion 12 and the axis of the bulging portion 14. I have.

The length of one side of the plate nut 5 is smaller than the width of the opening between the lips 4a, 4a of the lip groove member 4, and the length of the other side is smaller than the width of the opening. As shown in FIG. 1, by being placed in a laterally oriented state, that is, in the first rotation position, the lip groove 4 is formed inside the mold 4 through the opening between the lips 4 a and 4 a. It can be inserted, and by turning it 90 degrees from its inserted state to make it vertical, that is, by bringing it to the second rotation position,
Both ends of the hooking portion 12 project toward the inner surfaces of the lips 4a, 4a.
The plate nut 5 is retained in the lip groove member 4 in a retaining state by engaging with the inner surface of 4a. The plate nut 5 can be slid and moved in the longitudinal direction within the lip groove member 4 irrespective of the orientation.

The plate nut 5 has both ends of the oblong fitting portion 13 fitted into one of the pair of fitting notches 10, 11 provided on the lips 4a, 4a. As a result, the sliding of the lip groove member 4 in the longitudinal direction is maintained in a regulated state. Not only in this embodiment, but also in the present embodiment, the plate nut 5 is positioned in the up-down direction by this fitting, and both ends of the hooking portion 12 are protruded by the same length from the inner surfaces of the lips 4a, 4a. Positioned. Furthermore, plate nut 5
Are also positioned to prevent their rotation.

The mounting of the exterior material 2 is performed as follows.
That is, the plate nut 5 inserted into the inside of the lip groove member 4 of the exterior material 2 is slid and moved to a predetermined position determined by the mounting relationship of the exterior material 2 to the skeleton side, and rotated at the predetermined position, Lips 4 at both ends of the elliptical fitting portion 13
The plate nut 5 is fixed at a predetermined position by fitting into the fitting notches 10 and 11 a and 4a. Next, the bolt 7 is passed through the through hole 16 provided in the one plate portion 6a of the Z clip 6, and the bolt 7
Is screwed into the screw hole 15 of the plate nut 5 and tightened to fasten the Z clip 6 to the plate nut 5. Thereafter, the exterior material 2 is lifted, carried to a predetermined position along the skeleton side, and the vertical bar 3 of the column 1 is inserted into the inner surface side of the other plate portion 6b of the Z clip 6 to hold the exterior material 2 on the skeleton side. .

Then, as shown in FIGS. 7A and 7B,
Waterproofing materials 17 and 17 are arranged on both sides of the upper end surface of the exterior material 2 attached in this manner.
The next exterior material 2 is attached in the same manner as described above with the water blocking materials 17 and 17 interposed therebetween. Then, after all the exterior materials are attached, the vertical joints 21 between the exterior materials 2 are filled with the sealing material 20. The horizontal joint 22 is an open joint that is not filled with a sealing material.

This open joint structure is shown in FIG.
As shown in (c), the horizontal joint 22 includes a horizontal outer joint space 22 a provided on the outer surface between the exterior materials 2 and 2.
A horizontal inner joint space portion 2 provided on the inner surface side between the exterior materials 2 and 2 so as to be biased above the outer joint surface space portion 22a.
2b, and an inclined joint space portion 22c in the middle in the joint depth direction, which extends and communicates between the inner and outer joint space portions 22a, 22b upward from the outer surface side toward the inner surface side to communicate with each other. Thereby, rainwater or the like is prevented from flowing into the outer wall inner surface side through the side seam joint. In the horizontal joint space 22b on the inner surface side of the exterior material 2,
A gasket 23 is attached to the upper end surface of the lower exterior material 2, while a solid material 24 is attached to the lower end surface of the upper exterior material 2, and the solid material 24 and the gasket 23 are fitted to completely prevent rainwater from entering. It is made to be able to block.

As described above, since the side joints 22 have an open joint structure, the work required for filling the sealing material can be greatly reduced, the labor can be saved, and the construction cost can be reduced. Become.

In addition, the inner joint space 22b is provided above the outer joint space 22a, and the inner joint space 22b and the outer joint space 22a are
Since the structure is communicated with the inclined joint space 22c extending upward from the outside toward the inside, the horizontal joint 22
Even if rainwater or the like enters inside, the water is well drained to the outside through the outer joint space 22a and does not stay in the joint 22 and the drainage performance is excellent.

The embodiment of the present invention has been described above.
The present invention is not limited to this, and various changes can be made without departing from the spirit of the invention. That is, the structure of the present invention is not limited to the attachment of the specific exterior member as described above, and may be widely used for attachment of other various exterior members. The attachment of the exterior material may be performed by another attachment structure other than using the Z clip 6. Further, the manner of attaching the lip grooved member 4 to the exterior material 2 is not limited to the integral embedding type at the time of molding the exterior material as described above. May be used. Further, the fitting portion for positioning provided on the lip of the lip groove member 4 may be of various configurations other than those described above. In the above embodiment,
Although the plate nut 5 having a specific structure is employed as the fastening screw member to be held by the lip groove member, other various configurations may be used.

[0025]

As described above, according to the present invention, the lip groove-shaped material having a predetermined length is integrally fixed to the back surface side of the outer material with the opening between the lips facing outward. A screw member for fastening is engaged with the inner surface of the lip by the lip groove member and is slidably held in the longitudinal direction, and the exterior material fixes the screw member for mounting to the fastening member. It is to be screwed with the screw member and attached to the skeleton side, so in the installation work of the exterior material, the fastening screw member instead of the conventional bolt through hole is simply moved along the lip groove type material, It can be placed at a predetermined position determined by the mounting relationship of the exterior material to the side, eliminating the troublesome processes such as the conventional drilling process, forming the counterbore, and filling the mortar of the counterbore after installation. Can be eliminated, With construction work can go at least to carry out easily and efficiently bear.

Also, a plurality of fitting portions are provided at predetermined intervals along the longitudinal direction of the lip, and the lip of the lip groove member is provided with a fastening screw member which is fitted and held in a positioning state. With this configuration, the fastening screw member can be easily set at a predetermined position by fitting the fastening screw member into the fitting portion and positioning the screw member.

[0027] Further, by providing the lip groove shape member in the exterior material in an integral embedding form at the time of molding the exterior material, the lip groove shape material can be attached together with the molding of the exterior material, and The mold can be easily integrated with the exterior material without difficulty.

Further, a screw member for fastening can be inserted through the opening between the lips of the lip groove member at the first rotation position, and the second rotation is different from the first rotation position. In this position, the lip is engaged with the inner surfaces of the lips so that removal from the opening between the lips is restricted. It can be performed with simple operation, and the fastening screw member can be attached at any position along the longitudinal direction of the lip grooved material, so that the fastening screw member can be easily and conveniently attached to the lip grooved material. it can.

[Brief description of the drawings]

FIG. 1 shows the mounting relationship of an exterior material, a lip groove material, and a plate nut in an embodiment of the present invention.
FIG. 3 is a sectional perspective view taken along line II-III.

FIG. 2 is a partial cross-sectional perspective view showing a pillar on a skeleton side, an exterior material, a Z clip, and a bolt in a separated state.

FIG. 3 is a cross-sectional plan view showing an attached state of an exterior material.

4A is a sectional view taken along the line II of FIG. 3, and FIG. 4B is a view taken along the line II-II of FIG.

FIG. 5A is a rear view of an exterior material, and FIG. 5B is a rear view of an exterior material according to a modification.

FIG. 6 is a front view of an outer wall structure formed by combining a number of exterior materials.

7A and 7B show a joint processing state, wherein FIG. 7A is a front view of an outer wall structure, FIG. 7B is a cross-sectional view taken along line IV-IV of FIG.
FIG. 3C is a sectional view taken along line VV in FIG.

8 (a) is a front view of a main part of an outer wall structure, and FIG. 8 (b) is a sectional view taken along the line VI-VI of FIG. 8 (a).

[Description of References] 1 ... Pillar on the skeleton side 2 ... Exterior material 3 ... Vertical bar 4 ... Lip grooved material 4a ... Lip 5 ... Plate nut (fastening screw member) 7 ... Bolt (mounting screw member) 10, 11 ... Notch for mating 15: Screw hole

Claims (4)

[Claims] 1. A lip groove member having a predetermined length is integrally provided in a fixed state on a back surface side of an exterior material with an opening between lips facing outward, and a screw member for fastening is provided on the lip. The channel member is engaged with the inner surface of the lip so as to be slidable in the longitudinal direction, and the exterior material is attached to the skeleton side by screwing a screw member for attachment with the screw member for fastening. A mounting structure for an exterior material, characterized in that: 2. A plurality of fitting portions are provided at predetermined intervals along the longitudinal direction of the lip on the lip of the lip groove member, in which the fastening screw member is fitted and held in a positioned state. The mounting structure for an exterior material according to claim 1, wherein: 3. The mounting structure for an exterior material according to claim 1, wherein the lip groove shape member is provided in an integral embedment type at the time of molding the exterior material. 4. The screw member for fastening is insertable through an opening between the lips of the lip channel member at a first rotation position, and a second rotation position different from the first rotation position. The mounting structure for an exterior material according to any one of claims 1 to 3, wherein the outer lip is engaged with the inner surfaces of the lips at the rotation position so that removal from the opening between the lips is restricted.