JP6071060B2 - Mounting tool and mounting structure of exterior material using the same - Google Patents

Description

  The present invention relates to an attachment that can easily and reliably attach an exterior material to the structural material, and an attachment structure for the exterior material using the same, which does not require work such as marking out or punching the structural material.

  Conventionally, when attaching a wall plate material to a structural material, there are known a mode in which the wall plate material is directly attached to the structural material using a fixing tool or the like, and a mode in which the mounting member is attached to the structural material and the wall plate material is indirectly attached. For example, Patent Documents 1 to 3 have been proposed.

Patent Document 1 describes a structure in which a wall plate material A is placed along a structural material (lip groove mold material) 10 and a fixing tool 11 such as a drill screw is driven and fixed.
Patent Document 2, the wall base (C-type steel material) tongues D ₁ of the D, fixed by implanting fasteners C such as screw bis engages a hook groove 26 provided on the fixture B, fitting The structure for attaching the building panel A to the engaging groove 25 provided in B is described.
Patent Document 3, the flange portion 4a of the structural member (U-shaped steel) 4, the contact member 7a is integrally fixed to the tip of the notch groove 5C ₁ provided in the mounting bracket B in a state where the engagement A structure is described in which the bolt 7 is fastened and fixed in a pressing shape, and the building board A is attached by the back plate 5b or the pressing portion 6 provided on the mounting bracket B.

Japanese Patent No. 3725386 Japanese Patent No. 3009297 Japanese Patent No. 3392662

However, the task of driving a fastener C screws screws or the like tongues D ₁ of the C-shaped steel D work and the patent document 2 implanted fixture the Patent Document 1 to the lip groove-type member 10 is high strength thick Since this was an operation to make a hole in the steel material, the operation was difficult and construction defects such as misalignment were likely to occur. That is, in the drilling operation with a drill screw or the like, if the tip is misaligned, the screw may not work and the strength of the screw may not be obtained. On the other hand, when drilling a fixed location (screw location) in advance, it is also necessary to determine the location of the drill, and if there is a gap in the drill location, the fixtures and exterior materials cannot be fixed as specified, resulting in poor construction. May lead to
Moreover, although the said patent documents 1 and 3 have laid the exterior material on the structure material surface, they cannot respond to the case where the functional base layer for obtaining the heat insulation of a building and fire prevention property is provided. On the other hand, in the said patent document 2, since it has a predetermined function since it uses a sandwich panel, it is the same that it cannot respond to the change of thickness.
Furthermore, since the above-mentioned Patent Document 3 has a structure in which the abutting member 7a attached to the tip thereof is pressed against the U-shaped steel 4 and fixed by tightening the bolt 7, there is a problem that sufficient attachment strength cannot be obtained. there were.

  Therefore, the present invention does not require work such as inking or drilling on the structural material, and can attach the exterior material to the structural material easily and reliably, and the exterior material mounting structure using the same The purpose is to provide.

  The present invention has been proposed in view of the above, and in order to lay the exterior material by attaching the inner extending piece from the inner flange to the structural material that is the shape steel in which the outer extending piece from the outer flange faces the opening, respectively. In the assembled state, the inner extending groove and the outer engaging groove that engage with each of the inner extending piece and the outer extending piece of the structural material in the assembled state are provided upright above the opening. An inner vertical surface portion through which the fixing bolt penetrates, an outer vertical surface portion, and a connecting portion for connecting the compatible surface portions. The present invention relates to a fixture that can be fixed by inserting a fixing bolt through a compatible surface portion of an attached fixture and an exterior material by engaging a fitting groove and an outer engagement groove. .

  Further, the present invention provides an exterior material for laying an exterior material by attaching the fixture to a structural material in which the inner extension piece from the inner flange and the outer extension piece from the outer flange face the opening, respectively. In the mounting structure, the back surface of the exterior material is disposed along the outer flange of the structural material, and the inner engagement groove and the outer engagement groove are formed on the inner extension piece and the outer extension piece of the structure material. The attachment is attached by attaching the attachment, the compatibility surface portion of the attachment is attached, and a fixing bolt is passed through and fixed to the exterior by fastening the fixing bolt.

Note that the “structural material” used in the present invention has a configuration in which bent pieces toward the opening side are formed at the ends of the flanges facing each other across the opening, and in order to simplify the explanation, These flanges and bent pieces are referred to as “inner flange” and “inner extending piece”, and the other flanges and bent pieces are referred to as “outer flange” and “outer extending piece”. Accordingly, the “engagement groove” and the “elevation portion” are also changed to “inner engagement groove”, “outer engagement groove”, “inner elevation surface portion”, “ It is shown separately from the “outside elevation”.
In addition, when the opening of the structural material is used as a reference and the opening is placed upward as shown in FIGS. 1A and 2B to 2E described later, the right direction is the inside (inward). ) And the left direction is the outside (outside).
However, these notations are for the purpose of simplifying the explanation as described above, and do not limit the positional relationship in the actual arrangement state.

  The present invention also proposes a mounting structure for an exterior material, characterized in that, in the exterior material mounting structure, the connecting portion of the fixture includes a side surface portion extending to the structural material side.

  According to the present invention, in the mounting structure for the exterior material, the exterior material is provided with a recess and a connection portion on one side edge, a connection receiving portion is provided on the other side edge, and the connection portion and the connection reception portion are recessed. A mounting structure for an exterior material is also proposed, which is connectable in the interior space of the interior and connects the connection portion and the connection receiving portion of the adjacent exterior material and closes the surface of the recess.

  The fixture of the present invention is attached by engaging the inner engagement groove and the outer engagement groove with the inner extension piece and the outer extension piece of the structural material, and by passing the fixing bolt through the compatibility surface portion and the exterior material. By fastening and fixing, the exterior material, the fixture, and the structural material can be fixed integrally. Therefore, neither the welding operation to the structural material nor the drilling operation for inserting the bolt is required, and the exterior material can be easily and reliably attached to the structural material. In addition, the installation of this fixture to the structural material minimizes the use of tools and eliminates the need for hammering, etc., so there is very little “sound” and a construction method that gives consideration to the neighborhood. it can.

  Moreover, the mounting structure of the exterior material of the present invention is such that the inner extension piece from the inner flange and the outer extension piece from the outer flange are respectively shaped steel that faces the opening, and the fixture is interposed An exterior material is laid, and the back surface of the exterior material is disposed along the outer flange of the structural material, and the inner engagement groove and the outer engagement groove of the fixture are provided in the opening of the structure material. By engaging and mounting, and fixing the bolts through the compatible surface portion of the fixture and the exterior material, the exterior material, the fixture, and the structural material are integrally fixed. Therefore, neither the welding operation to the structural material nor the drilling operation for inserting the bolt is required, and the exterior material can be easily and reliably attached to the structural material. Furthermore, by changing the length of the fixing bolt to be used, it is possible to easily cope with the case where there is no base layer to the base layer of the exterior material.

  Moreover, when the connection part of a fixture is provided with the side part extended to the structural material side in a right-and-left side edge, in order to form a substantially U-shaped frame, it becomes a high intensity | strength.

  Furthermore, the exterior material is provided with a concave portion and a connection portion on one side edge, and provided with a connection receiving portion on the other side edge. The connection portion and the connection receiving portion can be connected in the internal space of the concave portion and are adjacent to each other. In the case where the connecting portion and the connection receiving portion of the exterior material are connected and the surface of the concave portion is closed, the concave portion also has an effect of flowing rainwater, and can further prevent rainwater from entering the back surface side of the exterior material.

(A) The perspective view which shows the state which attached the exterior material which is one Example (1st Example) of this invention to the structural material (lip groove shape steel) via the fixture, (b) The sectional drawing, c) It is sectional drawing which expands and shows the assembly | attachment state of the exterior material in a recessed part. (A) A perspective view of a fixture used in the first embodiment, (b) a side sectional view showing a state in which this fixture is attached to a structural material, and (c) to (e) a procedure for attaching the fixture to the structural material. FIG. (A) The perspective view which shows the fixture in other one Example (2nd Example) of this invention, (b) It is a sectional side view which shows the state which attached this fixture to the structural material. (A) A side sectional view and a longitudinal sectional view showing a state in which the fixture in another embodiment (third embodiment) of the present invention is attached to a structural material, and (b) an exterior material through this fixture. It is sectional drawing and the longitudinal cross-sectional view which show the state attached to the structural material. (A) The development before assembly of the fixture used for 3rd Example, the front sectional view of the assembled state, (b) The top view which shows the exterior material used. (A)-(j) It is a sectional side view which shows the variation of the exterior material main body used for this invention, and the connection structure of this exterior material. (A) Side sectional view showing an example of an exterior material body used in the present invention, (b) Side sectional view showing an exterior material constituted thereby, (c) Another example of an exterior material body used in the present invention (D) It is a sectional side view which shows the exterior material comprised by it.

The fixture of the present invention is a member for laying an exterior material by attaching an inner extension piece from an inner flange to a structural material that is a shape steel in which an outer extension piece faces an opening from an outer flange, In the assembled state, an inner engagement groove and an outer engagement groove that engage with each of the inner extension piece and the outer extension piece of the structural material, and an inner portion that is provided above the opening and penetrates the fixing bolt. This is a configuration comprising a vertical surface portion, an external vertical surface portion, and a connecting portion that connects the compatible surface portions.
Then, the inner extension groove and the outer extension piece of the structural material are engaged with the inner engagement groove and the outer engagement groove to attach the fixture, and the compatibility surface portion of the attached fixture and the exterior material are attached. The fixing bolt can be passed through and fastened.

  In addition, the mounting structure of the exterior material using the fixture is such that the inner extension piece from the inner flange and the outer extension piece from the outer flange are each shaped steel facing the opening. The exterior material mounting structure for laying the exterior material, the rear surface of the exterior material being arranged along the outer flange of the structural material, the inner extension piece of the structure material, the outer extension piece, A fitting is attached by engaging the engagement groove and the outer engagement groove, and a fixing bolt is penetrated and fixed to the compatible surface portion of the attached fitting and the exterior material.

  Hereinafter, each of (A) structural material, (B) fixture, (C) exterior material, and (D) fixing bolt used in the present invention will be described.

(A) Structural material The structural material used in the present invention is a shape steel provided with a portion in which the inner extending piece from the inner flange and the outer extending piece from the outer flange respectively face the opening as described above. The lip groove shape steel used in the examples or the lip H shape steel may be used. Of these, the lip groove steel is a lightweight steel mainly used for purlins, beams, etc., and is also called C-shaped steel or sea channel, and the flanges are orthogonal to the inside and outside of the horizontal piece of web. An outward facing piece (inner extension piece) is formed at the tip of the inner flange that is formed inward, and an inward piece (outer extension piece) is formed at the tip of the outer flange that is located outward. ing. As described above, the inside and outside of these portions are for the purpose of simplifying the explanation, and do not limit the inside / outside relationship in the actual arrangement state.

(B) Attachment The attachment used in the present invention is an inner engagement groove that engages with each of the inner extension piece and the outer extension piece of the structural member from the opening of the structural member in the assembled state as described above. , An outer engagement groove, an inner vertical surface portion that is disposed above the opening and penetrates the fixing bolt, an outer vertical surface portion, and a connecting portion that connects the compatible surface portions.

  The connecting portion of the fixture connects the compatible surface portions as described above, and does not particularly limit the shape and configuration thereof. For example, a plate shape may be used as in a second embodiment described later, which will be described later. You may form the side part extended from the right-and-left side edge of the connection part of a fixture to a structural material side (inward side) like the 1st Example or the 3rd Example. That is, it may be formed in a U-shaped cross section.

The inner engagement groove and the outer engagement groove of the fixture may be any one that can be stably attached by engaging with the inner extension piece and the outer extension piece of the structural member. These engaging grooves prevent the structural material from falling into the opening by the upper part of the engaging groove and prevent the structural member from coming out of the opening by the lower part. It is on the inner extension piece.
To attach this fixture to the structural material, as shown in the illustrated embodiment to be described later, first, only one of the end portions is inclined so as to be located in the opening of the structural material, You may make it attach so that the other end part may be pushed in into an opening part, engaging the engaging groove formed in the one edge part, and then engaging the engaging groove gradually deeply.
In this aspect, it is desirable that one of the engagement grooves is formed deeper than the other. For example, when the inner engagement groove is formed deeper than the outer engagement groove, first, the inner engagement groove is formed. It can be easily constructed by facing the inner extension piece of the structural member in an inclined manner and pushing the outer end portion into the opening. In this case, it is desirable that the outer engagement groove be pressed against the outer extending piece by tightening the fixing bolt.

In addition, the attachment aspect of an engagement groove | channel is not limited to the said aspect, You may make it attach as follows.
In other words, the fixture is inclined with respect to the structural material, the inner and outer ends are positioned in the opening of the structural material, and then, for example, the left or right side of the outer engagement groove is extended outside the structural material. Place it on a piece and use it as a fulcrum for rotation. Then, the fixture is rotated (turned) so that the inner extension grooves on the left and right of the fixture are engaged with the inner extension pieces of the structural material, and the left and right outer engagement grooves are engaged with the outer extension pieces. They may be attached together.

In addition, the inner engagement groove and the outer engagement groove may be the same as the inside or outside, or may be different in the inside and outside, and the formation mode is not particularly limited. For example, these engagement grooves may be formed on the vertical surface portion and the side surface portion, or may be formed in combination.
The case where the fixture is made of a material such as a metal plate will be described. For example, as in an inner engagement groove of a first embodiment described later, an end of the side surface portion on the structural material side is projected to be engaged. The aspect (= 1st aspect) in which the outer part of a joint groove is formed and the bending piece which bent the lower end of the standing surface part forms an inner part may be sufficient.
Further, as in the outer engagement groove of the first embodiment which will be described later, an aspect (= second aspect) in which the engagement groove is formed by cutting the edge of the side surface portion of the fixture in the assembled state. Good. In the second aspect, the engagement groove is formed orthogonal to the side surface portion, and the strength is high.
Further, like the two engaging grooves of the second embodiment to be described later, an engaging groove is formed between two bent pieces that are bent at different heights at the lower end of the mounting surface in the assembled state. A mode (= third mode) may be used. This third aspect can be easily processed and requires less material.

  Further, as described above, the inner vertical surface portion and the outer vertical surface portion of the fixture are arranged above the opening portion to allow the fixing bolt to pass therethrough (having through holes). The configuration is not limited, and the configuration is not limited to a rectangular shape as in the illustrated embodiment described below.

(C) Exterior material The exterior material used for this invention should just consist of a metal plate material etc., and should have a through-hole which penetrates a fixed volt | bolt, and the base layer which has heat insulation performance, fire prevention performance, etc. is integrated in the back surface side. It is also possible to have a configuration provided. In particular, as shown in the illustrated embodiment described later, of the left and right side edges of the face plate portion, a recess and a connection portion are provided on one side edge, a connection receiving portion is provided on the other side edge, and a connection portion and a connection receiving portion are provided. The part can be connected in the internal space of the concave part, and it is desirable that the part can connect the connecting part and the connection receiving part of the adjacent exterior material and close the concave part surface. The face plate portion may be substantially flat, or may be wavy with irregularities formed on the front side or the back side.
In addition, if the said recessed part can accommodate the nut attached to the head part of a fixing bolt, or the edge part of a fixing bolt, and the said through-hole reaches this recessed part from an inner side, the shape structure will be limited especially. It is not a thing.

The recess of the exterior material is provided in the exterior material body, and may be provided on the front surface side or the back surface side of the exterior material. The size of the fixing bolt is not particularly limited as long as it can accommodate the head of the fixing bolt or the nut attached to the end of the fixing bolt. It is not limited to a square groove shape.
In the embodiment in which the concave portion is provided on the surface side of the exterior material, it is desirable to cover the concave portion in order to prevent rainwater from entering. In that case, a concave portion is provided on one side edge. However, it is desirable that a connectable connection portion and a connection receiving portion are provided, and the connection is possible in the concave portion. In this case, the configuration of the connection portion and the connection receiving portion is not particularly limited, and may be superposed or engaged.
When a recess is provided on the back side of the exterior material, that is, on the base layer side, a tool required for tightening the fixing bolt cannot be inserted into the recess substantially. It is desirable to fix so as to prevent the nuts from rotating together.

In addition, as described above, the exterior material may be configured to integrally include a base layer having heat insulation performance, fire prevention performance, and the like on the back surface side. The base layer used in this aspect may be various synthetic resin foams, gypsum. An inorganic material such as a board or ALC may be used, and a configuration integrated in advance on one surface (one surface) of the exterior material body may be used, or a separate material may be prepared. Further, a board having a plurality of performances, a board having different performances or the like combined (laminated), or a laminated board having a plurality of performances may be used.
Furthermore, the through-hole provided in the exterior material of this aspect penetrates the base layer and the exterior material body, and is located in the recess in the exterior material body.
The base layer may be integrated with the exterior material body in a laid state. For example, the foundation layer may be bonded to the exterior material body using an adhesive or the like in advance or at the time of construction, or physically by engagement or the like. It may be fixed so as not to be separated from each other, and is not particularly limited to these, and may be a separate body before installation and simply overlapped at the time of construction to form a laminated state.

(D) Fixing bolt The fixing bolt used in the present invention penetrates and secures the compatibility surface part of the fixture and the exterior material, and has a head formed at one end and a male screw formed at the other side. The bolts may be tightened with respect to the fixed nuts, or the bolts may be tightened against the fixed nuts. It is also possible to use nuts at both ends. In addition, the length of the fixing bolt may be changed according to the thickness of the exterior material. If the exterior material does not have a base layer, the base bolt may be changed or the thickness may be changed.

And the mounting structure of the exterior material of the present invention is such that the inner extension piece from the inner flange and the outer extension piece from the outer flange are respectively shaped steel that faces the opening. The inner engagement groove and the outer engagement groove are engaged and attached, and the fixing member is penetrated and fixed by penetrating the fixing bolt to the compatible surface portion of the attachment, the exterior material, and the base layer, And the structural material is fixed integrally.
Therefore, in the present invention, neither the welding operation to the structural material nor the drilling operation for inserting the bolt is required, and the fixture and the exterior material can be easily and reliably attached to the structural material.
In addition, the mounting tool used in the present invention minimizes the use of tools and does not require hammering in the mounting work to the structural material. The construction method made can be implemented.

  Further, as described above, the exterior material is provided with a concave portion and a connecting portion on one side edge, and provided with a connection receiving portion on the other side edge, and the connecting portion and the connection receiving portion can be connected in the internal space of the concave portion. Yes, when connecting the connection portion and the connection receiving portion of the adjacent exterior material and closing the surface of the concave portion, the connection portion is fixed by the fixing bolt, so that the connection receiving portion connected to the connection portion is also fixed integrally. In this case, it is also possible to perform the tightening operation from the surface side. Furthermore, this recessed part also plays the effect | action which flows rain water, and can prevent permeation of rain water to the back surface side of an exterior material.

  The fixture 1 of the present invention has a shape in which the inner extending piece 221 from the inner flange 22 and the outer extending piece 231 from the outer flange 23 face the opening 20 as in the first embodiment shown in FIGS. An inner member that is attached to the structural member 2 made of steel and lays the exterior member 3 and engages with each of the inner extending piece 221 and the outer extending piece 231 of the structural member 2 in the assembled state. The joint groove 15, the outer engagement groove 16, the inner vertical surface portion 12, which is erected above the opening portion 20 and penetrates the fixing bolt 4, the outer vertical surface portion 13, and the compatible surface portions 12 and 13. A connecting portion 11 to be connected, and the inner engaging groove 15 and the outer engaging groove 16 are engaged with the inner extending piece 221 and the outer extending piece 231 of the structural member 2, and the fixture 1. And the fixing bolt 4 is passed through the compatible surface portions 12 and 13 of the attached fixture 1 and the exterior material 3. A clamping can be constructed by.

  The mounting structure of the exterior material of the present invention using the mounting tool 1 is arranged so that the back surface of the exterior material 3 is along the outer flange 23 of the structural material 2, and the inner extension piece 221 of the structural material 2, The attachment piece 1 is attached to the extended piece 231 by engaging the inner engagement groove 15 and the outer engagement groove 16, and the fixing bolt 4 is attached to the compatible surface portions 12 and 13 of the attached attachment 1 and the exterior material 3. It is the structure formed by penetrating and fixing.

As described above, for the purpose of simplifying the description of the structural material, the inside and outside directions of the part notation are set. In FIG. 1A, the exterior material 3 is disposed on the near side, and the opening of the structural material 2 20 is arranged upward, in FIGS. 1 (a) and 2 (a), the front side of the drawing corresponds to the outdoor side and the outside (outside), the back side is the indoor side, and the inside ( Inward).
In FIG. 1B, the upper side of the drawing corresponds to the inner side (inward), and the lower side corresponds to the outer side (outward). 2B to 2E, the right side of the drawing corresponds to the inside (inward), and the left side corresponds to the outside (outward).

The fixture 1 of the illustrated embodiment is made of a material such as a metal plate, and has side portions 14 and 14 extending from the left and right side edges of the substantially rectangular connecting portion 11 to the structural material 2 side. Inward and outward directions, a substantially square inner upright surface portion 12 and an outer upright surface portion 13 are formed, respectively. The connecting portion 11 and the side surface portions 14 and 14 are substantially U-shaped frames, and have through-holes 121 and 131 through which the fixing bolt 4 passes at the approximate center of the compatible surface portions 12 and 13.
The inner engagement groove 15 is formed by projecting (projecting piece 141) an end portion of the side surface portion 14 on the structure material 2 side to form an outer portion of the engagement groove 15, and the lower end of the vertical surface portion 12 is bent. It is the said 1st aspect in which the bending piece 121 forms an inward part. That is, the inner engagement groove 15 of the first embodiment is formed between the bent piece 122 and the protruding piece 141.
The outer engagement groove 16 is the second mode in which the engagement groove 16 is formed by forming a cut (from the front side in the drawing) at the edge of the side surface portion 14.

  As described above, the structural material 2 is shaped steel in which the inner extending piece 221 from the inner flange 22 and the outer extending piece 231 from the outer flange 23 face the opening 20, respectively. Channel steel was used. In the structural material 2 of the illustrated embodiment, the opening 20 is disposed upward, the web 21 is disposed on the lower surface, the inner flange 22 is disposed on the back side, and the outer flange 23 is disposed on the front side.

In the first embodiment, the exterior material 3 is a laminate of an exterior material body 3A made of a metal plate or the like and a base layer 3b having heat insulation, and includes a head 41 of the fixing bolt 4 or an end of the fixing bolt 4. And a through hole 32 and 37 extending from the inside to the concave portion 31.
The recess 31 of the exterior material 3 of the illustrated embodiment is provided on the surface side of the exterior material body 3A, and the cross section is formed in a substantially square groove shape. As shown in an enlarged view of FIG. 1C, the exterior material body 3A includes a connection portion 34 and a recess that are folded back by extending the face plate portion 33 outwardly on one side edge of the substantially flat face plate portion 33. 31 is formed, and a connection receiving portion 35 having a shape in which a face plate portion 33 is bent in a step shape toward the concave portion 31 on the other side edge and further extended outward is folded back. The connection portion 34 and the connection receiving portion 35 can be connected in a superposed manner in the recess 31 and block the surface of the recess 31.

  The base layer 3b is configured in advance to be integrated inside the exterior material body 3A, and a portion 36 corresponding to the inside of the recess 31 of the exterior material body 3A is thin, and the exterior material 3 as a whole is substantially thin. A uniform thickness is formed. Further, a through-hole 37 communicating with the through-hole 32 formed in the exterior material main body 3A is formed in the thin portion 36 of the base layer 3b.

  The fixing bolt 4 penetrates the compatible surface portions 12 and 13 of the fixture 1, the exterior material 3, and the base layer 3 b and is fastened and fixed. In the illustrated embodiment, a hexagonal bolt is used, and its head 41 is It arrange | positions so that it may be located in the exterior material 3 side, and it can fix | tighten by fixing the nut 4b to the male screw part 42.

Below, the attachment procedure to the structural material 2 of the fixture 1 used for the attachment structure of the exterior material 3 of this invention is demonstrated based on FIG.2 (c)-(e). In these figures, the fixing bolt 4 is not inserted, but may be performed in the inserted state.
First, as shown in FIG. 2 (c), the inner flange 22 of the structural member 2 is brought closer to the inner vertical surface 12 side of the fixture 1, and the inner engagement groove 15 is extended to the inner side of the structural member 2. It arrange | positions so that it may apply to the front-end | tip of the piece 221. FIG.
Next, as shown in FIG. 2 (d), the inner engagement groove 15 of the fixture 1 is pushed in from the inside so as to be deeply engaged with the inner extending piece 221 of the structural member 2.
Then, as shown in FIG. 2 (e), when the inner engagement groove 15 of the fixture 1 and the inner extending piece 221 of the structural member 2 are sufficiently deeply engaged, the outer vertical surface portion 13 becomes the structural member 1. Since the outer flange 23 is approached, it can be pressed from the inside so as to be pushed in, and the state of FIG. 2B can be obtained. 2B shows the fixture 1 in a state where the nut 4b is attached and fastened and fixed.

After attaching the fixture 1 to the structural material 2 in this way, the back surface of the exterior material 3 may be disposed along the outer flange 23 of the structural material 2, or the back surface of the exterior material 3 may be disposed first. After being arranged along the two outer flanges 23, the fixture 1 may be attached to the structural member 2 as described above, and in any case, the state shown in FIG.
And the male screw part 42 of the fixing bolt 4 penetrated from the recessed part 31 of the exterior material 3 is inserted from the outer vertical surface part 13 side of the said fixture 1, and the through-hole provided in the outer vertical surface part 13 in order. 131, it penetrates to the through-hole 121 provided in the inner vertical surface portion 12, and a nut 4b may be attached to the end and tightened.
Thereby, the exterior material 3 is integrally fixed so as to contact the outer flange 23 of the structural material 2 via the fixture 1.
Further, the fixture 1 is integrally attached in a state where the outer engagement groove 16 is deeply engaged with the outer extending piece 231 of the structural member 2 as shown in FIG.
In addition, since this fixture 1 minimizes the use of tools and does not require operations such as driving in the mounting work to the structural material 2, the generation of “sound” is extremely small, and consideration for the neighborhood has been made. Construction method can be implemented.

  Further, in the first embodiment, the connection portion 34 and the connection receiving portion 35 are connected in the internal space of the recess 31 of the exterior material 3 and the surface of the recess 31 is closed. And the connection receiving portion 35 connected thereto is also fixed integrally. Furthermore, this recessed part 41 also has the effect | action which flows rain water, and can prevent permeation of rain water to the back surface side of the exterior material 3 (exterior material main body 3A). In this case, it is also possible to perform the tightening operation from the surface side.

In the second embodiment shown in FIG. 3, the fixture 1 ′ is made of a material such as a metal plate material, and has a substantially square inner rising surface portion 12 ′ in the inner and outer directions of the substantially rectangular connecting portion 11 ′. Although it is the same as the fixture 1 in the said 1st Example in the point in which the outward standing surface part 13 'is formed, the side part 14 is not provided in the right-and-left side edge, but the inner engaging groove 15 is provided. The formation mode of 'and the outer engagement groove 16' is different from that of the first embodiment.
The inner engagement groove 15 ′ is cut at two locations from the lower end of the inner vertical surface portion 12 ′ and bent outward (inward as a direction), and both ends are bent pieces 124. , 124, the lower bent piece 125 is bent at the center, and the inner engagement groove 15 ′ is formed between the bent pieces 124, 125.
Similarly, in the outer engagement groove 16 ′, the outer engagement groove 15 ′ is defined as an outer engagement groove 15 ′ between two bent pieces 134 and 135 bent at different heights at the lower end of the outer vertical surface portion 13 ′. It is an aspect.

In the third embodiment shown in FIGS. 4 and 5, the fixture 1 ″ is made of a material such as a metal plate, and the side portions 14 ″ and 14 ″ are provided on the left and right side edges of the substantially rectangular connecting portion 11 ″, respectively. In the inner and outer directions, a substantially square inner rising surface portion 12 "and an outer rising surface portion 13" are formed in a schematic configuration similar to that of the fixture 1 in the first embodiment. The formation of the inner engagement groove 15 "and the outer engagement groove 16" is different from that of the first embodiment.
As shown in FIG. 5 (a), the inner engagement groove 15 "is formed with the second engagement groove 15 by forming a notch 142 at the inner end of the lower part of the side surface portions 14", 14 ". It is an aspect.
Similarly, the outer locking groove 16 ″ is the second mode in which the outer engagement groove 16 ″ is formed by making a cut 143 at the outer end of the lower portion of the side surface portions 14 ″ and 14 ″.

  The fixing bolt 4 ″ used in the third embodiment is a stud bolt formed with only a male screw portion without a head portion at both ends, and hex nuts 4b and 4c are fastened and fixed to both ends.

  Further, the exterior material 5 used in the third embodiment has two kinds of exterior plates 5A and 5B alternately on the surface of one heat insulating material constituting the base layer 5c as shown in FIG. 5B. In this configuration, a total of four sheets are provided, and the recess 51 that accommodates the nut 4c attached to the end of the fixing bolt 4 ′ is formed on the back side of the exterior plate 5A. 5 is provided with two recesses 51.

The exterior plates 5A and 5B are face plates in which T-shaped protrusions 53 are provided on the front surface side at a predetermined interval, and have a lateral groove shape whose inner side is open to the edge of the back surface side of the exterior material 5A. The recess 51 is formed. A through hole 54 through which the fixing bolt 4 ″ is inserted is formed in the inner part forming the recess 51.
Further, a connecting portion 52a and a connection receiving portion 52b are formed on the left and right edges of the exterior plate 5A, and a connecting portion 52c and a connection receiving portion 52d are formed on the left and right edges of the exterior plate 5B, and the laying state In FIG. 5, the adjacent connection portion 52a and the connection receiving portion 52d are engaged, and the connection portion 52c and the connection receiving portion 52b are engaged, and these are connected in series with 5A-5B-5A-5B.

  The underlayer 5c has a width corresponding to four exterior plates, and has a thin portion 56 with a shape in which the back side is removed at both ends of a thick portion 55 over almost the entire width, and a thin portion 57 with a shape in which the front side is removed. When the base layer 5c is connected in the lateral direction, the thin portions 56 and 57 can be combined in a step shape. The through hole 58 through which the fixing bolt 4 ″ is inserted is also formed in the base layer 5c. However, since the exterior member 5 has the two concave portions 51 as described above, the through hole 58 is also formed. Two are formed accordingly.

  Also in the third embodiment having such a configuration, the exterior material 5 can be easily and reliably attached to the structural material 2 in the same procedure as in the first embodiment.

  FIG. 6 shows a variation of the exterior material used in the present invention and its connection structure. The exterior material main bodies (hereinafter abbreviated as main bodies) 6A to 6E in each example are respectively arranged on the back side. It was set as the structure which becomes a cladding | exterior_material by laminating | stacking with the base layer 6f, and the head part 41 of the fixing bolt 4 shall be accommodated in the recessed parts 61a-61e of main body 6A-6E.

A main body 6A shown in FIG. 6A is a folded laterally extending on the concave portion 61a in the same manner as the rectangular groove-shaped concave portion 61a and the connecting portion 34 in the first embodiment at one end (right side of the drawing) of the face plate portion 63a. It is the structure which has the connection part 64a which is a piece, and has the connection receiving part 65a shape | molded in the V shape at the other end.
This main body 6A can be connected to the main body 6A adjacent in the width direction as shown in FIG. 6 (b), and in the same manner as in the first embodiment, it is possible to prevent rainwater from entering the back surface side of the main body 6A. Moreover, combined with the V-shaped characteristics of the connection receiving portion 65a, a higher rainwater infiltration prevention action is obtained.

  The main body 6B shown in FIG. 6C is a folded laterally extending on the concave portion 61b in the same manner as the rectangular groove-shaped concave portion 61b and the connecting portion 34 in the first embodiment at one end (right side of the drawing) of the face plate portion 63b. 6 (d) having a connection portion 64b that is a piece, a connection receiving portion 65b that is bent outwardly at the other end and further extended outward and the tip is folded back. This is substantially the same as the first embodiment as shown in FIG.

A main body 6C shown in FIG. 6 (e) has a folded lateral shape extending on the recess 61c in the same manner as the rectangular groove-like recess 61c and the connecting portion 34 in the first embodiment at one end (right side of the drawing) of the face plate portion 63c. The connecting portion 64c is formed by bending the piece further inward, and has a connection receiving portion 65c formed in a V shape at the other end. The connection portion 64c in this embodiment is obtained by bending the tip of the connection portion 64a in the embodiment of FIG. 6 (a) inward, and the inwardly bent portion is shown in FIG. 6 (f). It arrange | positions so that it may engage with the connection receiving part 65c.
Therefore, the connection can be made as shown in FIG. 6 (f), rainwater is smoothly guided to the V-shaped connection receiving portion 65c, and the infiltration of rainwater is almost the same as the main body 6A of FIG. 6 (a). Preventive action can be obtained.

A main body 6D shown in FIG. 6 (g) has a folded side that extends in the direction of the recess 61d in the same way as the recess 61d having a rectangular groove at one end (right side of the drawing) of the face plate portion 63d and the connecting portion 34 in the first embodiment. A connection receiving portion 65d having a connection portion 64d having a lateral groove that opens on the back side of the recess 61d on the back side of the piece, bent outwardly in a step shape at the other end, and further extended outward to be folded back. It is the composition which has.
Therefore, the connection can be made as shown in FIG. 6 (h), and the connection receiving portion 65d can be inserted into the lateral groove provided in the connection portion 64d to be engaged in a superposed manner, so that the connection can be made stably and firmly. can do.

A main body 6E shown in FIG. 6 (i) has a rectangular groove-shaped recess 61e at one end (right side of the drawing) of the face plate portion 63e and a connection portion 64e substantially similar to the connection portion 64d of the main body 6D of FIG. 6 (g). And having the connection receiving portion 65e substantially the same as the connection receiving portion 65d of the main body 6D of FIG. 6 (g) at the other end.
Therefore, it can be connected as shown in FIG. 6 (j) and is substantially the same as the main body 6D of FIG.

The main body 6G shown in FIG. 7A has substantially the same configuration as that of the main body 6A shown in FIG. 6A except that the width of the face plate portion 63g is narrow. In the exterior material 3G shown in FIG. Two main bodies 6G are attached in parallel to the heat insulating material (layer) 6J.
The underlayer 6J has a board shape in which thin portions 66 and 67 whose front sides are notched are formed at the left end and substantially the center, and the concave portions 61g of the main body 6G are positioned on the front sides of the thin portions 66 and 67, respectively. So as to be laminated and integrated.

In the main body 6H shown in FIG. 7C, the width of the face plate portion 63h is narrow, the folding edge is not formed at the edge of the connection receiving portion 65h, and the extending piece extending outward from the outer vertical piece of the recess 61h is formed. Except for the absence, the configuration is almost the same as that of the main body 6E in FIG. 6 (i). In the exterior material 3H shown in FIG. 7, two main bodies 6H are arranged in parallel to one heat insulating material (layer) 6K. It is attached to the shape.
The underlayer 6K has a board shape in which thin portions 68 and 69 whose front ends are cut out at the right end and substantially the center are formed, and the concave portions 61h of the main body 6H are positioned on the front sides of the thin portions 68 and 69, respectively. So as to be laminated and integrated.

DESCRIPTION OF SYMBOLS 1 Attachment 11 Connection part 12 Inner side surface part 121 Through-hole 13 Outer side surface part 131 Through-hole 14 Side surface part 15 Inner engagement groove 16 Outer engagement groove 2 Structural material (lip channel steel)
DESCRIPTION OF SYMBOLS 20 Opening part 21 Web part 22 Inner flange 221 Inner extending piece 23 Outer flange 231 Outer extending piece 3 Exterior material 3A Exterior material main body 3b Underlayer 31 Recessed part 32 Through hole 33 Face plate part 34 Connection part 35 Connection receiving part 36 Through hole 4 Fixing Bolt 4b Nut 41 Head 42 Male Screw Part 5 Exterior Material 5A, 5B Exterior Plate 5c Underlayer 51 Recess

Claims (4)

An inner extension piece from the inner flange and an outer extension piece from the outer flange are attached to a structural material that is a shaped steel facing the opening, respectively, and a fixture for laying an exterior material,
In the assembled state, an inner engagement groove and an outer engagement groove that engage with each of the inner extension piece and the outer extension piece of the structural material, and an inner portion that is provided above the opening and penetrates the fixing bolt. A vertical surface portion, an external vertical surface portion, and a connecting portion that connects the compatible surface portions;
The inner extension groove and the outer extension piece of the structural material are engaged with the inner engagement groove and the outer engagement groove to attach the fixture, and the compatible surface portion of the attached fixture and the fixing bolt to the exterior material A fixture characterized in that it can be tightened and fixed by penetrating it. The attachment of the exterior material which installs the exterior material by attaching the fixture of Claim 1 to the structural material which is the shape steel in which an inner side extension piece from an inner side flange and an outer side extension piece face an opening part, respectively Structure,
Arrange the rear surface of the exterior material along the outer flange of the structural material, and engage the inner and outer extended grooves with the inner and outer extended pieces. A mounting structure for an exterior material, wherein the mounting material is attached, and a compatible surface portion of the mounted fixture and an exterior material are fixed by passing a fixing bolt.   The attachment structure for an exterior material according to claim 2, wherein the connecting portion of the fixture includes a side surface portion extending to the structural material side.   The exterior material is provided with a recess and a connection portion on one side edge, and provided with a connection receiving portion on the other side edge, and the connection portion and the connection reception portion can be connected in the internal space of the recess, and the adjacent exterior material The exterior material mounting structure according to claim 2 or 3, wherein the connecting portion and the connection receiving portion are connected and the concave portion surface is closed.

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