JP6402948B2 - Face material - Google Patents

Description

  The present invention relates to a face material fixed to a structural frame of a building, and particularly to a face material of a load bearing wall.

  Conventionally, face materials made of inorganic materials such as structural plywood and cement have been used as face materials for bearing walls. In addition, as disclosed in Patent Document 1 below, the applicant of the present patent application fixes a face material that is a punching metal to one side of a frame assembly arranged in a frame shape by a fixing tool at the peripheral portion thereof. It proposes a bearing wall composed of

  According to this previous invention, since it is a structure mentioned above, when providing a structure of a load-bearing wall, cutting and replacement of a shaft set and welding work are not required, and a general worker efficiently incorporates a load-bearing wall. It is possible to perform construction. In addition, since the cutting and replacement of the shaft group are not required, a cutting piece of the shaft group to be processed as industrial waste is not generated, and the industrial waste processing cost can be reduced. Furthermore, since the face material is punched metal, it is possible to reduce the burden on the operator during construction and improve the construction efficiency.

JP 2003-64810 A

  However, when the face material is made of structural plywood or inorganic material, it lacks the strength of the face material, but lacks the stickiness that affects the deformability of the building, causing brittle fracture in the event of an earthquake, etc. There is a fear. Further, when the face material is formed from punched metal, the weight of the face material increases, and there is room for improvement in terms of simple construction on site.

  As a result of diligent research on a surface material having better strength, the present applicant has found that a surface material obtained by superimposing a steel plate on one surface of a plywood is effective. However, if a steel plate is provided only on one side of the plywood, the perforated part between the nail that fixes the face material to the structural frame of the building and the side edge of the plywood is destroyed in the event of an earthquake, etc. There is a fear. Further, since the steel plate is provided on the entire one plate surface of the plywood, the steel plate is provided even in a portion that hardly affects the improvement of the proof stress, and there is room for improvement in terms of cost.

  The present invention has been made in view of such a problem, and the main purpose thereof is to prevent brittle fracture and breakage of the edge portion caused by an earthquake or the like, and it is applied to construction on site. An object of the present invention is to provide a face material that can reduce the burden and the manufacturing cost.

The face material according to the present invention for achieving the above object includes a substantially rectangular plate-like base material, and a central portion of a region divided into three equal parts in the vertical direction at the left and right end portions of the front surface and the rear surface of the base material. And a reinforcing member provided to be superposed on the upper and lower regions excluding the base material, and a fixture is driven into the structural housing of the building via the base material and the front and rear reinforcing materials, thereby fixing the structural housing to the structural housing. It is characterized by that.

  Further, in the face material according to the present invention, the reinforcing material is a plate material having a substantially U-shape in plan view that is opened inward in the left-right direction of the base material, and the base material is inserted into a groove between front and rear pieces of the reinforcing material. The left and right ends are fitted.

  Further, in the face material according to the present invention, the reinforcing material is made of a fiber sheet-like material, and is bent at the left and right ends of the base material so as to overlap the front surface, the rear surface, and the end surface of the base material. It is provided along the direction.

  According to the face material according to the present invention, the reinforcing material is provided in the region including at least the upper and lower end portions at the left and right end portions of the front and rear surfaces of the base material, and the structure of the building is formed by the fixture at the place where the reinforcing material is provided. Fixed to the housing. Therefore, compared with a structural plywood or a face material made of an inorganic material, it is possible to improve the yield strength by giving a stickiness. In addition, since the reinforcing material is provided on the front and rear surfaces of the portion where the fixture of the base material is driven, it is possible to prevent the end perforated portion of the base material from being broken. In addition, since the reinforcing material is provided at the left and right ends of the front and rear surfaces of the base material, the weight of the face material can be reduced, and construction on site can be easily performed. Furthermore, since the reinforcing material is provided at the left and right end portions of the front and rear surfaces of the base material, the reinforcing material is disposed only at the location that has an influence on the improvement of the proof stress, and the manufacturing cost of the face material can be reduced. .

  Moreover, according to the face material which concerns on this invention, since it can form by inserting a base material in the groove | channel of a reinforcing material, a face material can be manufactured easily.

  Moreover, according to the face material which concerns on this invention, since it can form by winding a sheet-like reinforcement material on the both right-and-left both ends of a base material, a face material can be manufactured easily.

It is a perspective view which shows the use condition of Example 1 of the face material of this invention. It is a top view of the face material of FIG. It is a perspective view which shows Example 2 of the face material of this invention.

  Hereinafter, specific examples of the face material of the present invention will be described in detail with reference to the drawings.

  1 and 2 are views showing Example 1 of a face material of the present invention, FIG. 1 is a perspective view showing a use state, and FIG. 2 is a plan view. The face material 1 of the present embodiment includes a substantially rectangular plate-like base material 2 and reinforcing materials 3 provided at both left and right ends of the base material 2. Here, the face material 1 is fixed to the structural frame 4 of the building, and is a face material of the bearing wall.

  The building structural frame 4 is configured by a beam 5, a base 6, and a plurality of pillars 7, 7,. The beam 5 and the base 6 are spaced apart from each other in parallel and are formed of square members. Each column 7 is arranged vertically and is formed from square bars. The plurality of pillars 7 are fixed to the upper surface of the base 6 so as to be spaced apart from each other on the left and right. The beam 5 is fixed to each column 7 in a state where the beam 5 is placed on the upper surface of each fixed column 7. In this way, the structural frame 4 is configured in a substantially rectangular frame shape by the beam 5 and the base 6 that are spaced apart from each other in the vertical direction and the two columns 7 and 7 that are spaced apart from each other on the left and right. As a result, a rectangular opening 8 surrounded by the beam 5, the base 6, and the two pillars 7 and 7 is formed in the structural housing 4.

  The face material 1 is fixed to the structural housing 4. The face material 1 has a substantially rectangular plate shape and is formed larger than the opening 8 of the structural housing 4. Specifically, the face material 1 is formed such that the vertical length is longer than the vertical length of the opening 8 and the horizontal length is longer than the horizontal length of the opening 8. In the illustrated example, the face material 1 includes a base material 2 and a pair of reinforcing materials 3 and 3 provided thereon.

  The base material 2 is made of wooden plywood and is formed by laminating a plurality of laminae. Each reinforcing member 3 is made of a substantially U-shaped plate member that is open inward in the left-right direction of the substrate 2 and is formed to extend in the up-down direction. In this embodiment, each reinforcing member 3 is made of a substantially U-shaped steel plate in plan view, and the vertical length thereof is formed to be the same as the vertical length of the substrate 2. In addition, the plate thickness of each reinforcing material 3 is thinner than the plate thickness of the base material 2.

  Each reinforcing member 3 includes a front piece 9 and a rear piece 10 that are open both ends, and a central piece 11 that connects the front and rear pieces 9, 10. The front and rear pieces 9, 10 and the central piece 11 are integrally formed. Is done. The front and rear pieces 9 and 10 have a rectangular plate shape whose longitudinal direction is the vertical direction, and the vertical length is the same as the vertical length of the substrate 2. The central piece 11 has a rectangular plate shape whose longitudinal direction is the vertical direction, the plate width is smaller than the plate width of the front and rear pieces 9 and 10, and the vertical length is the same as the vertical length of the substrate 2. Yes.

  The pair of left and right reinforcing members 3, 3 having such a configuration is provided at the left and right ends of the base 2. Specifically, the left end portion of the base material 2 is fitted into the groove 12 formed between the front and rear pieces 9 and 10 of the reinforcing material 3 arranged on the left side through the opening, while the reinforcing material arranged on the right side. 3 is inserted into the groove 12 formed between the front and rear pieces 9 and 10 through the opening. In this embodiment, the base material 2 and each reinforcing material 3 are bonded by an adhesive.

  At this time, the front end 9 of the reinforcing material 3 arranged on the left side is overlapped on the left end portion of the front surface of the base material 2 over the entire vertical direction, and the left end portion of the rear surface of the base material 2 is The rear piece 10 of the reinforcing material 3 disposed on the left side is overlapped over the entire vertical direction. On the other hand, the front piece 9 of the reinforcing member 3 disposed on the right side is superimposed on the right end portion of the front surface of the base material 2 over the entire vertical direction, and The rear piece 10 of the reinforcing member 3 disposed on the right side is overlapped over the entire direction. In this way, the pair of left and right reinforcing members 3 and 3 are continuously provided over the entire region of the base material 2 in the vertical direction.

  Next, fixation of the face material 1 to the structural housing 4 will be described. In the present embodiment, the face material 1 is fixed to the structural housing 4 with a fixture 13. As shown in FIG. 1, the face material 1 is overlaid on the front surface of the structural housing 4, and a plurality of fixtures 13, 13,... Are driven into the structural housing 4 through the face material 1. Fixed to the structural housing 4. In the present embodiment, the fixture 13 that fixes the face material 1 to the structural housing 4 is a nail.

  Since the face material 1 is formed larger than the opening 8 of the structural housing 4 as described above, the left edge portion and the right edge portion of the face material 1 are in contact with the left column 7 and the right column 7 respectively. Can be made. That is, the left reinforcing member 3 of the face member 1 can be brought into contact with the left column 7, and the right reinforcing member 3 of the face member 1 can be brought into contact with the right column 7. Accordingly, the rear portion 10 of the left reinforcing member 3 of the face member 1 is overlapped with the front surface of the left column 7 so as to cover the opening 8 of the structural housing 4 from the front, and the right reinforcing member of the face member 1 is overlapped. 3 are overlapped on the front surface of the right column 7 and, in that state, a plurality of left and right columns 7 and 7 are provided via the base material 2 and the front and rear pieces 9 and 10 at the location where the reinforcing material 3 is provided. The nail 13 can be driven.

  Further, since the face material 1 is formed larger than the opening 8 of the structural housing 4, the upper edge portion and the lower edge portion of the face material 1 can correspond to the beam 5 and the base 6, respectively. Accordingly, the opening 8 of the structural housing 4 is covered from the front so that the upper edge of the base material 2 of the face material 1 corresponds to the front surface of the beam 5 and the lower edge of the base material 2 of the face material 1 is made to correspond. A plurality of nails 13 can be driven into the beam 5 and the base 6 through the base material 2 in a state corresponding to the front surface of the base 6. Note that, at the left end portion and the right end portion of the face member 1, the upper and lower end portions of the reinforcing member 3 are in contact with the beam 5 and the base 6, respectively. In this place, the nail 13 can be driven into the beam 5 and the base 6 through the base material 2 and the front and rear pieces 9 and 10.

  Thus, the face member 1 is attached to the structure case 4 by driving the plurality of nails 13 into the structure case 4 through the peripheral edge of the face member 1 so as to cover the opening 8 of the structure case 4 from the front. The bearing wall can be configured. The plurality of nails 13 are driven into the structural housing 4 through the face material 1 at a predetermined interval from each other.

  Next, Example 2 of the face material of the present invention will be described. The face material 1 of the second embodiment is basically the same configuration as the first embodiment. Therefore, in the following description, the differences between the two will be mainly described, and corresponding portions will be described with the same reference numerals. FIG. 3 is a perspective view showing Example 2 of the face material of the present invention.

  In the first embodiment, the reinforcing member 3 is a pair of substantially U-shaped steel plates in plan view. However, in the second embodiment, the reinforcing member 3 is a pair of substantially rectangular fiber sheet-like materials. . Each fiber sheet-like material 3 is a rectangular sheet with the vertical direction as the longitudinal direction, and the vertical length is the same as the vertical length of the substrate 2. Here, each fiber sheet-like product 3 is a carbon fiber sheet.

  As shown in FIG. 3, the pair of left and right fiber sheet-like objects 3, 3 are provided at the left and right ends of the substrate 2. Specifically, at the left end portion of the base material 2, the fiber sheet-like material 3 disposed on the left side is folded so as to be superimposed on the front surface, the rear surface, and the end face of the base material 2, so as to follow the base material 2 in the vertical direction. Is provided. On the other hand, at the right end portion of the base material 2, the fiber sheet-like material 3 arranged on the right side is bent so as to be superimposed on the front surface, the rear surface and the end face of the base material 2, and is provided along the base material 2 in the vertical direction. It is done. In the present Example 2, the base material 2 and the pair of left and right fiber sheet-like materials 3 and 3 are bonded with an adhesive.

  At this time, the front and rear surfaces of the left end portion of the base material 2 are overlapped with the fiber sheet-like material 3 arranged on the left side over the entire vertical direction, and the front and rear surfaces of the right end portion of the base material 2 are The fiber sheet-like object 3 arranged on the right side is overlapped over the entire vertical direction. That is, the pair of left and right fiber sheet-like materials 3, 3 are continuously provided over the entire region of the base material 2 in the vertical direction. Similarly to the first embodiment, the face material 1 of the second embodiment is also fixed to the structural housing 4 with a nail that is a fixing tool 13.

  Specifically, the face member 1 is overlaid on the structure case 4 so as to cover the opening 8 of the structure case 4 from the front, and in this state, a plurality of nails are attached to the structure case 4 via the peripheral edge of the face member 1. 13 is driven. At this time, at the place where the fiber sheet-like material 3 is provided on the base material 2, the nail 13 is driven into the structural housing 4 via the base material 2 and both front and rear end portions of the fiber sheet-like material 3. In this way, the bearing member 1 is formed by fixing the face member 1 of the second embodiment to the structural housing 4.

  In the case of the face material 1 of each of the above embodiments, since the reinforcing material 3 made of a substantially U-shaped steel plate or fiber sheet-like material in plan view is provided at the left and right ends of the base material 2, the structural plywood or inorganic material is used. Compared with the face material to be obtained, it is possible to obtain large proof stress and strong deformation performance. Moreover, in the case of the face material 1 of each said Example, since the right-and-left both ends of the base material 2 are pinched | interposed by the steel plate 3 or the fiber sheet-like thing 3, the edge perforation part between the side edge of the base material 2 and the nail 13 is carried out. Can be prevented. Moreover, in the case of the face material 1 of each of the above embodiments, since the left and right ends of the base material 2 are sandwiched between the steel plate 3 or the fiber sheet-like material 3, compared to the case where the steel plate is provided on one surface of the plywood, Since the shear surface with the nail 13 is increased, the yield strength can be improved.

  Further, in the case of the face material 1 of each of the above embodiments, since the reinforcing material 3 is provided only at both left and right ends of the base material 2, the weight of the face material 1 can be reduced, The safety and ease of construction during construction of the face material 1 can be improved. Moreover, the cost concerning the reinforcing material 3 can be reduced and the manufacturing cost of the face material 1 can be reduced.

  In the case of the face material 1 of each of the above embodiments, the face material 1 is formed by whether the base material 2 is fitted on the steel plate 3 or the fiber sheet-like material 3 is wound on the base material 2. The material 1 can be easily manufactured. Furthermore, in the case of the face material 1 of each of the above embodiments, the vertical length of the steel plate 3 and the vertical length of the fiber sheet-like material 3 are the same as the vertical length of the substrate 2. Therefore, the reinforcing material 3 can be integrally formed over the entire area of the base material 2 by performing the attaching operation of the steel plate 3 or the fiber sheet-like material 3 at both the left and right ends of the base material 2. 1 can be manufactured more easily.

  Such a building using the face material 1 of each of the above embodiments has a structural safety of the building as compared with a case where a structural plywood, a face material made of an inorganic material or a face material made only of a steel plate is used. Improvements can be made. Moreover, since a load bearing surface part can be reduced, a big opening and space can be provided in a building.

  The face material of the present invention is not limited to the configuration of each of the above embodiments, and can be changed as appropriate. For example, in each of the above-described embodiments, the reinforcing material 3 is a substantially U-shaped steel plate in plan view, or a fiber sheet that is superimposed on the front and rear surfaces and the end surface of the substrate 2, but is not limited thereto. What is necessary is just to superimpose on the right and left both ends of the front surface and the rear surface of the base material 2 instead of a thing. In this case, the reinforcing material 3 may be provided so as to overlap at least the regions including the upper and lower end portions at the left and right end portions of the front surface and the rear surface of the base material 2.

  Typically, the reinforcing material 3 may be provided in the upper and lower regions excluding the central portion of the region divided into three in the vertical direction at the left and right ends of the front and rear surfaces of the substrate 2. In the face material 1 in which the reinforcing material 3 is provided on the base material 2 in this way, the fixture 13 is driven into the structural housing 4 of the building via the base material 2 and the front and rear reinforcing materials 3, thereby the structural housing. 4 can be fixed. In addition, even when the reinforcing material 3 is a steel plate or a fiber sheet-like material, the reinforcing material 3 may be provided in a region including at least the upper and lower ends at the left and right ends of the substrate 2.

  Further, in each of the above embodiments, the fixing tool 13 is a nail that is driven into the structural housing 4 via the face material 1, but is not limited thereto, and may be, for example, a screw. Furthermore, in the said Example 2, although the fiber sheet-like thing 3 was made into the carbon fiber sheet, what is necessary is just a fiber sheet, for example, an aramid fiber sheet may be sufficient.

  The present invention is suitably used as a face material for a load bearing wall.

DESCRIPTION OF SYMBOLS 1 Face material 2 Base material 3 Reinforcement material 4 Structure housing 9 Front piece 10 Rear piece 12 Groove 13 Fixing tool

Claims (3)

A substantially rectangular plate-shaped substrate;
In the left and right ends of the front surface and the rear surface of the base material, the reinforcing material is provided to be overlapped with the upper and lower regions excluding the central portion of the region divided into three equal parts in the vertical direction
A face material characterized by being fixed to the structural housing by driving a fixture into the structural housing of the building via the base material and the front and rear reinforcing members. The reinforcing material is made of a plate material having a substantially U-shape in plan view that is open to the inside in the left-right direction of the base material,
The face material according to claim 1, wherein left and right end portions of the base material are fitted into a groove between front and rear pieces of the reinforcing material. The reinforcing material is made of a fiber sheet,
2. The face material according to claim 1, wherein the face material is provided so as to be bent along the vertical direction at the left and right ends of the base material so as to overlap the front surface, the rear surface, and the end surface of the base material.

Images