JP7349223B2 - Joint width adjustment jig and joint width adjustment method using the same - Google Patents

Description

Applicable to Article 30, Paragraph 2 of the Patent Act ・October 22, 2018 to October 26, 2018 Open to the public at the construction experimental building in Nippon Steel Sheet Co., Ltd.'s West Japan Works (Konan area)

The present disclosure relates to a joint width adjustment jig for adjusting the joint width between panels and a joint width adjustment method using the same.

Patent Document 1 describes a fixing structure in which a plurality of architectural panels are fixed to a horizontally long mounting frame that constitutes a wall base.

A locking metal fitting is attached to each of the plurality of architectural panels, and each of the plurality of architectural panels is supported by the mounting frame material by locking the locking metal fitting to the mounting frame material. In the locked state, it is fixed to the mounting frame material by welding or screws.

In this fixed structure, the plurality of architectural panels are arranged such that the protrusions provided on the side surfaces of two adjacent architectural panels abut against each other.

Japanese Patent Application Publication No. 2014-043742

By the way, in the fixed structure described in Patent Document 1, it is preferable that the plurality of architectural panels are arranged so that the joint widths between two adjacent architectural panels are the same width or an arbitrary width.

In view of the above circumstances, an object of the present disclosure is to propose a joint width adjustment jig that makes it easy to adjust the joint width between panels, and a joint width adjustment method using the jig.

A joint width adjustment jig according to one aspect of the present disclosure includes a panel that is slidably locked in the longitudinal direction of a horizontal member that constitutes a part of a structural frame, and fixed at a position adjacent to the panel. This is a joint width adjustment jig for adjusting the joint width between fixed panels. The joint width adjustment jig according to one embodiment includes a locking part that is locked to the horizontal member, and a fixing operation part that can fix the locking part to the horizontal member and release the fixation. , a pressing part applied to a side of the panel facing opposite to the fixed panel, and a slide operation part capable of sliding the pressing part in the longitudinal direction of the horizontal member.

Further, a joint width adjustment method according to an aspect of the present disclosure is a joint width adjustment method that uses the joint width adjustment jig to adjust the joint width between the panel and the fixed panel. In the joint width adjustment method according to one embodiment, the locking portion is hooked to the horizontal member, the fixing operation portion is operated to fix the locking portion to the horizontal member, and the slide operation portion is operated. Then, by sliding the pressing part in the longitudinal direction of the horizontal member, the pressing part presses the panel and slides the panel, thereby increasing the distance between the panel and the fixed panel. Adjust the joint width.

With the joint width adjustment jig and the joint width adjustment method using the same according to one aspect of the present disclosure, it is easy to adjust the joint width between panels.

FIG. 1 is a partially cutaway plan view showing how the joint width between panels is adjusted using a joint width adjustment jig according to an embodiment. FIG. 2 is a perspective view showing the joint width adjustment jig same as above. FIG. 3 is a partially cutaway plan view showing an enlarged view of the joint width adjustment jig as described above. FIG. 4 is a side view showing the joint width adjustment jig same as above. FIG. 5 is a front view showing the joint width adjustment jig same as above. FIG. 6 is a perspective view showing an example of a panel whose joint width is adjusted by the joint width adjustment jig as described above. 7A and 7B are plan sectional views showing the side end portions of the same panel as above. FIG. 8 is a side sectional view showing the same panel as above. 9A, FIG. 9B, and FIG. 9C are plan views sequentially showing how the joint width between panels is adjusted using the joint width adjusting jig same as above. FIG. 10 is a perspective view showing a wall structure in which the joint width between panels is adjusted using the joint width adjustment jig as described above.

1. Overview A joint width adjustment jig 1 according to an embodiment shown in FIG. This is a joint width adjustment jig for adjusting the joint width between the fixed panel 4 fixed at a position adjacent to the fixed panel 4. The joint width adjustment jig 1 includes a locking portion 5 that is locked to the horizontal member 2, a fixing operation portion 6 that can fix the locking portion 5 to the horizontal member 2, and release the fixation. It includes a pressing part 7 that is applied to a side surface 30 of the panel 3 facing opposite to the fixed panel 4, and a slide operation part 8 that can slide the pressing part 7 in the longitudinal direction of the horizontal member 2.

By having the above configuration, in the joint width adjustment jig 1 of one embodiment, the locking portion 5 is locked to the horizontal member 2 on the side of the panel 3 that is slidably locked to the horizontal member 2. By operating the fixing operation part 6 in this state, the locking part 5 can be fixed to the horizontal member 2. After that, in the joint width adjustment jig 1 of one embodiment, by operating the slide operation part 8, the pressing part 7 is slid, and the panel 3 is pressed by the pressing part 7, so that the panel 3 is slid. , and the joint width between the panel 3 and the fixed panel 4 can be adjusted. In this way, in the joint width adjustment jig 1 of one embodiment, the panel 3 can be slid by two operations, the operation of the fixed operation part 6 and the operation of the slide operation part 8, so that the panel 3 and the fixed It is easy to adjust the joint width between panel 4.

Moreover, the joint width adjustment method of one embodiment is a joint width adjustment method in which the joint width between the panel 3 and the fixed panel 4 is adjusted using the joint width adjustment jig 1 described above. In this joint width adjustment method, the locking part 5 is hooked onto the horizontal member 2, the fixing operation part 6 is operated to fix the locking part 5 to the horizontal member 2, and the slide operation part 8 is operated. By sliding the pressing part 7 in the longitudinal direction of the horizontal member 2, the pressing part 7 presses the panel 3 and slides the panel 3, thereby adjusting the joint width between the panel 3 and the fixed panel 4. do.

In the joint width adjustment method of the embodiment having the above configuration, the panel 3 can be slid by two operations: the operation of the fixed operation section 6 of the joint width adjustment jig 1 and the operation of the slide operation section 8. Therefore, the joint width between the panel 3 and the fixed panel 4 can be easily adjusted.

2. Details Next, the joint width adjustment jig 1 of one embodiment shown in FIG. 1 and the joint width adjustment method using the same will be described in more detail.

In the following, the longitudinal direction of the horizontal member 2 is referred to as the left-right direction, the side where the panel 3 is located relative to the horizontal member 2 is referred to as the front, and the opposite side is referred to as the rear, and the direction is orthogonal to the left-right direction and the front-rear direction. Each configuration will be described in detail with the direction being the vertical direction.

2-1. Joint Width Adjustment Jig The joint width adjustment jig 1 includes a locking part 5, a fixed operation part 6, a pressing part 7, and a slide operation part 8, as shown in FIGS. 2 to 5.

2-1-1. Locking Portion The locking portion 5 includes a locking block 51 provided with an insertion groove 50 into which the vertical plate portion 20 of the horizontal member 2 is inserted, and a plate-shaped connecting portion 52 extending forward from the locking block 51. and a nut-shaped bearing portion 53 provided at the front end of the connecting portion 52. The locking portion 5 is made of metal in this embodiment.

The locking block 51 includes a first vertical piece 510 in the shape of a rectangular parallelepiped whose longitudinal direction is the vertical direction, a horizontal piece 511 extending forward from the upper end of the first vertical piece 510, and a horizontal piece 511 extending downward from the front end of the horizontal piece 511. It has an extended rectangular parallelepiped-shaped second vertical piece 512.

The second vertical piece 512 is parallel to the first vertical piece 510 and is located at a distance from the first vertical piece 510 that is approximately the same as the thickness of the vertical plate portion 20 of the horizontal member 2 . A space surrounded by the first vertical piece 510, the horizontal piece 511, and the second vertical piece 512 is the insertion groove 50 into which the vertical plate part 20 is inserted. The first vertical piece 510 is provided with a screw hole 513 that penetrates a part of the first vertical piece 510 in the front-rear direction. The screw hole 513 is connected to the insertion groove 50. The first vertical piece 510 is further provided with a mounting hole 514 below the screw hole 513. The mounting hole 514 is located below the screw hole 513 at a distance.

A rear end portion of the plate-shaped connecting portion 52 is coupled to the second vertical piece 512 . The second vertical piece 512 and the connecting portion 52 are coupled, for example, by welding.

The connecting portion 52 is a flat plate having a trapezoidal shape in a plan view, and the length of the connecting portion 52 in the left-right direction is shorter toward the front. The rear end portion of the connecting portion 52 is coupled to the second vertical piece 512 such that its rear surface is flush with the rear surface of the second vertical piece 512. A nut-shaped bearing portion 53 is coupled to the front end portion of the connecting portion 52 . The bearing portion 53 is coupled to the connecting portion 52 by, for example, welding. The bearing part 53 has a cylindrical shape with the axial direction in the left-right direction, and has a screw hole 530 penetrating in the left-right direction inside thereof.

2-1-2. Fixed operation part The fixed operation part 6 includes a fixing bolt 60 attached to the locking part 5 and an operating lever 61 connected to the fixing bolt 60 so as to move toward and away from the horizontal member 2. have

Specifically, the fixing bolt 60 has a shaft portion 62 inserted into the screw hole 513 of the first vertical piece 510 of the locking portion 5, and a head portion 63 provided at the rear end of the shaft portion 62. . An operating lever 61 is connected to the head 63. As shown in FIG. 5, the operating lever 61 has a strip-shaped handle portion 610 that can be held by an installer, and a connecting hole 611 provided at one end of the handle portion 610. The operating lever 61 is connected to the fixing bolt 60 by fitting the head 63 of the fixing bolt 60 into the connecting hole 611, and operates integrally with the fixing bolt 60.

The fixing operation unit 6 adjusts the amount of protrusion of the shaft portion 62 of the fixing bolt 60 toward the front side from the first vertical piece 510 by gripping the operating lever 61 and rotating the fixing bolt 60 around its axis. be able to.

By rotating the operating lever 61 clockwise when viewed from the rear and pressing the tip (front end) of the shaft portion 62 of the fixing bolt 60 against the vertical plate portion 20, the locking portion 5 is attached to the horizontal frame member. It is fixed at 2. Further, by rotating the operation lever 61 counterclockwise and separating the tip (front end) of the shaft portion 62 of the fixing bolt 60 from the vertical plate portion 20, the locking portion 5 is fixed to the horizontal member 2. is canceled. In this embodiment, a state in which the operating lever 61 is tilted downward to the right (up to the left) is a fixed release state, and a state in which the operating lever 61 is tilted downward to the left (up to the right) is a fixed state.

Note that the unfixed state and the fixed state are not limited to the above-mentioned states, and can be changed as appropriate. For example, the unfixed state or the fixed state may be a state in which the operating lever 61 is in an upright position parallel to the vertical direction.

Further, the operating lever 61 may be configured to switch from the unfixed state to the fixed state by being rotated counterclockwise when viewed from the rear. That is, the shaft portion 62 of the fixing bolt 60 may be rotated counterclockwise when viewed from the rear. It may also be a reverse screw that closes when turned counterclockwise when viewed from the rear.

The fixed operation section 6 further includes a regulation bolt 64 that regulates the rotation range of the operation lever 61. As shown in FIG. 4, the front end of the regulation bolt 64 is attached to the attachment hole 514 of the first vertical piece 510 of the locking portion 5, and the remaining portion protrudes rearward from the attachment hole 514.

The operation lever 61 is prevented from rotating any further in the direction of loosening the screw by hitting the regulation bolt 64, thereby preventing the fixing bolt 60 from falling out of the threaded hole 513 of the locking part 5. can.

2-1-3. Slide Operation Section The slide operation section 8 has a bolt 80 that is attached to the locking section 5 and movable in the longitudinal direction of the horizontal member 2, as shown in FIGS. 2 and 3. The bolt 80 includes a head 81 that is rotatably operated and a shaft portion 82 rotatably connected to the pressing portion 7 . The slide operation section 8 further includes two nuts 83 and 84 that are attached to the left end of the shaft section 82 and are used to connect the shaft section 82 to the pressing section 7 .

The shaft portion 82 is connected to the screw hole 530 of the bearing portion 53 of the locking portion 5 . A head 81 is provided at the right end of the shaft portion 82 . A left end portion of the shaft portion 82 is rotatably connected to the pressing portion 7. The shaft portion 82 of the bolt 80 can be moved left and right by rotating the head 81 with a tool such as an electric tool or a ratchet wrench, and thereby the pressing portion 7 can be moved left and right.

2-1-4. Pressing Part The pressing part 7 has a main body part 70 that is slid by the slide operation part 8 and at least one panel receiving part 71 attached to the main body part 70. At least one panel receiver 71 has a receiver surface 710 that contacts the side surface 30 of the panel 3 . The main body portion 70 is made of metal, for example. At least one panel receiving portion 71 is made of resin, for example.

In the present embodiment, the at least one panel receiving portion 71 is a first panel receiving portion 71a and a second panel receiving portion 71b located apart from each other in the thickness direction of the panel 3. A space S1 is provided between the main body portion 70, the first panel receiving portion 71a, and the second panel receiving portion 71b.

In this embodiment, the main body part 70 includes a base member 72 to which the panel receiving part 71 is attached, a connecting member 73 to which the shaft part 82 of the bolt 80 is attached, and a mounting member 74 to attach the connecting member 73 to the base member 72. and has.

The base member 72 includes a rectangular plate-shaped flat plate part 720, a pair of regulating pieces 721 protruding from the front and rear ends of the flat plate part 720 to the left (panel 3 side), and a pair of regulating pieces 721 that protrude from the upper and lower ends of the flat plate part 720 to the right. It has a pair of protruding pieces 722 protruding toward the side (the side opposite to the panel 3). The base member 72 is formed, for example, by bending a single steel plate.

The connecting member 73 has a hollow hemispherical (dome-shaped) main body part 730 that opens to the left, and a through hole 731 that penetrates the right end of the main body part 730 in the left-right direction. In the connecting member 73, the shaft portion 82 of the bolt 80 is passed through the through hole 731, and a part of the main body portion 730 (the right end portion) is left with a gap between two nuts 83 and 84 attached to the shaft portion 82. By being arranged, it is rotatably and tiltably connected to the bolt 80. The connecting member 73 is rotatable in the circumferential direction of the shaft portion 82 of the bolt 80 and can be tilted in a direction intersecting the longitudinal direction of the shaft portion 82 . The left end surface of the main body portion 730 is an annular contact surface having a larger outer diameter than the shaft portion 82 of the bolt 80 . This contact surface contacts the flat plate portion 720 of the base member 72. Note that the shape of the main body portion 730 is not limited to a hollow hemispherical shape, but may be other shapes.

The mounting member 74 includes a rectangular plate-shaped support portion 741 provided with a through hole 740 through which the nut 83 attached to the shaft portion 82 of the bolt 80 passes, and a pair of supports protruding leftward from the front and rear ends of the support portion 741. , and a pair of fixing pieces 743 extending outward in the front-rear direction from the left end portions of the pair of connecting pieces 742 .

A space 744 in which the main body portion 730 of the connecting member 73 is accommodated is formed in a portion surrounded by the support portion 741 and the pair of connecting pieces 742 . The attachment member 74 is attached to the base member 72 with the main body 730 of the connection member 73 disposed in the space 744 and the nut 83 attached to the shaft 82 of the bolt 80 passed through the through hole 740. The mounting member 74 is fixed to the flat plate portion 720 of the base member 72 by inserting a fixing tool 745 such as a screw into the pair of fixing pieces 743. In this embodiment, the tip (left end) of the fixture 745 is embedded in the panel receivers 71a, 71b, thereby fixing the panel receivers 71a, 71b to the flat plate 720 of the base member 72. .

The first panel receiving portion 71a and the second panel receiving portion 71b have receiving surfaces 710a and 710b that contact the side surface 30 of the panel 3. The left surface of the first panel receiving portion 71a is a receiving surface 710a, and the left surface of the second panel receiving portion 71b is a receiving surface 710b.

Each of the receiving surfaces 710a and 710b has a shape corresponding to the side surface 30 of the panel 3. In this embodiment, the receiving surface 710a of the first panel receiving portion 71a located on the front side includes a flat portion 711a that receives a flat portion (a flat plate portion 324a to be described later) of the side surface 30 of the panel 3, and a front end portion of the flat portion 711a. It has a regulating surface 712a that protrudes to the left from the panel 3 and can receive the front surface of the panel 3.

The receiving surface 710b of the second panel receiving portion 71b located on the rear side includes a flat portion 711b that can receive a flat portion (a flat plate portion 332b to be described later) of the side surface 30 of the panel 3, and a rear end of the flat portion 711b. It has a concave part 712b that is continuous with the part and accommodates a protruding part of the side surface 30 of the panel 3 (a curved part 332a to be described later). The concave surface portion 712b includes a regulating surface 713b that can receive the rear surface of the panel 3.

The first panel receiving portion 71a is attached to the front end portion of the left surface of the flat plate portion 720 of the base member 72, and is in contact with the regulating piece 721 on the front side. The vertical length of the first panel receiving portion 71a is approximately the same as the vertical length of the flat plate portion 720 of the base member 72.

The second panel receiving portion 71b is attached to the rear end portion of the left side of the flat plate portion 720, and is in contact with the regulating piece 721 on the rear side. The vertical length of the second panel receiving portion 71b is approximately the same as the vertical length of the flat plate portion 720 of the base member 72.

The protruding portion of the side surface 30 of the panel 3 (the protruding portion 324b, the packing 34, and the fireproof material 9 to be described later) is accommodated in the space S1 formed between the first panel receiving portion 71a and the second panel receiving portion 71b. .

2-2. Panel and fixed panel The panel 3 and the fixed panel 4 are sandwich panels that form the wall of a building, and in this embodiment, they are of the same size. Panel 3 will be explained in detail below.

As shown in FIG. 6, the panel 3 has a rectangular plate shape. The panel 3 has a longitudinal direction parallel to the up-down direction, a lateral direction parallel to the left-right direction, and a thickness direction parallel to the front-rear direction. For example, the panel 3 has a vertical length of 0.5 to 6.0 m, a horizontal length (width) of 0.3 to 1.5 m, and a longitudinal length (thickness) of 0.3 to 1.5 m. ) is 30 to 150 mm.

As shown in FIGS. 6, 7A, 7B, and 8, the panel 3 includes a core material 31, a first outer skin 32 that covers the core material 31 from the front side, and a second outer skin 33 that covers the core material 31 from the rear side. and.

The core material 31 has a rectangular plate shape overall. The overall shape of a plate is not limited to a single plate, but also includes a plurality of members arranged to form a single plate. The core material 31 includes a main body portion 31a and a fireproof portion 31b having higher fire resistance than the main body portion 31a.

The main body portion 31a has grooved portions 310 on the left and right sides. The grooved portion 310 is located at the center of the left and right side surfaces of the main body portion 31a in the front-rear direction over the entire length in the up-down direction. A fireproof portion 31b is arranged in the grooved portion 310. The fireproof part 31b is fixed to the main body part 31a with a fixing tool such as a staple.

The main body portion 31a has heat insulating properties. The main body portion 31a is formed of a fibrous inorganic material such as rock wool or glass wool. The main body portion 31a is composed of a plurality of blocks arranged in the left-right direction. Each of the plurality of block bodies is made by hardening fibrous inorganic material into a block shape with a binder or the like. The plurality of block bodies have the same length in the up-down direction and the same length in the front-back direction. Adjacent side surfaces of the plurality of block bodies are in contact with each other to form a single rectangular plate-shaped main body portion 31a as a whole. In each of the plurality of block bodies, the longitudinal direction of the fibrous inorganic material is along the front-rear direction. In addition, each of the plurality of block bodies may be constructed by cutting a rock wool board into strips, for example. In this case, the plurality of block bodies are arranged so that the fiber direction is parallel to the front-rear direction and form one rectangular plate shape as a whole to form the main body portion 31a. The main body portion 31a may be made of a foamed organic material such as urethane foam or phenol foam, or may be made of styrene board, urethane board, or the like.

The fireproof part 31b is a member having higher fire resistance than the main body part 31a, and is, for example, a gypsum board or a calcium silicate board. The fireproof part 31b has a shape corresponding to the grooved part 310, and is a single rectangular plate. The fireproof portion 31b fills the entire groove portion 310.

Each of the first outer skin 32 and the second outer skin 33 is obtained by forming a metal plate into a desired shape by rolling, pressing, or the like. The metal plate has a thickness of, for example, 0.25 to 2.0 mm. The metal plates include, but are not limited to, painted steel plates, galvanized steel plates, aluminum-zinc alloy plated steel plates, Galvalume steel plates (registered trademark), SGL (registered trademark) steel plates, and the like.

The first outer skin 32 has a rectangular box shape that opens toward the rear side. The first outer skin 32 includes a rectangular plate-shaped main body 320 that covers the front surface of the main body 31a of the core material 31, an upper wall 321 that covers the upper surface of the main body 31a, and a lower wall 322 that covers the lower surface of the main body 31a. and has. The first outer skin 32 further includes a left side wall portion 323 that covers a portion of the left side surface of the main body portion 31a that is more forward than the grooved line portion 310, and a left side wall portion 323 that covers a portion of the left side surface of the main body portion 31a that is more forward than the grooved line portion 310; and a right side wall portion 324 that covers a portion of the right side wall portion 324 .

The upper wall portion 321 protrudes rearward from the upper edge of the main body portion 320, the lower wall portion 322 protrudes rearward from the lower edge of the main body portion 320, and the left side wall portion 323 protrudes from the left edge of the main body portion 320. The right side wall portion 324 protrudes rearward from the right edge of the main body portion 320 . Each of the four walls 321, 322, 323, and 324 is substantially perpendicular to the main body 320. Each of the upper and lower wall portions 321, 322 has a rectangular flat plate shape. The left and right side wall portions 323, 324 have rectangular flat plate portions 323a, 324a, and rectangular plate-shaped protrusions 323b, 324b that protrude outward in the left-right direction at a substantially right angle from the rear ends of the flat plate portions 323a, 324a.

The second outer skin 33 includes a rectangular plate-shaped main body 330 that covers the rear surface of the main body 31a of the core material 31, and a left side wall that covers a portion of the left side surface of the main body 31a that is on the rear side of the concave strip 310. portion 331, and a right side wall portion 332 that covers a portion of the right side surface of the main body portion 31a on the rear side of the groove portion 310. The left side wall portion 331 projects forward from the left edge of the main body portion 330, and the right side wall portion 332 projects forward from the right edge of the main body portion 330. Note that the second outer skin 33 does not have a portion that covers the upper surface or lower surface of the main body portion 31a.

The left and right side wall portions 331, 332 each include curved portions 331a, 332a curved in a U-shape in plan view, and rectangular flat plate portions 331b, 332b protruding forward from the front ends of the curved portions 331a, 332a. have

The outer skins 32 and 33 are integrated with the core material 31 by bonding the main body parts 320 and 330 to the front and rear surfaces of the main body part 31a of the core material 31, respectively.

The panel 3 further includes a packing 34 attached to each of the wall portions 321, 322, 323, and 324. Note that in FIG. 6, illustration of the packing 34 is omitted. As shown in FIGS. 7A, 7B, and 8, the packing 34 is located at the center of the upper surface of the upper wall 321 in the front-rear direction, the center of the lower surface of the lower wall 322 in the front-rear direction, and the left and right side walls 323. , 324, respectively. The packing 34 has a hollow semicircular cross section perpendicular to the longitudinal direction. The packing 34 is provided in a rectangular frame shape when viewed from the front so as to surround the entire circumference of the panel 3. The packing 34 is made of synthetic rubber, for example.

As shown in FIG. 3, a fireproof material 9 is attached to the right side surface 30 of the panel 3 with fixing devices such as screws. The refractory material 9 is a band-shaped material made of a fibrous inorganic material such as an alkali earth silicate blanket (biosoluble fiber). In this embodiment, the refractory material 9 is a member that is difficult to restore when compressed. The fireproof material 9 is attached to a portion of the right side surface 30 of the panel 3 facing the fireproof portion 31b over the entire length of the panel 3 in the longitudinal direction. Note that the attachment of the fireproof material 9 to the side surface 30 of the panel 3 is performed at the construction site.

As shown in FIGS. 6 and 8, the panel 3 is fixed to the lower end of the rear surface of the panel 3, and is fixed to the lower mounting member 35 used for attachment to the horizontal member 2, and the upper end of the rear surface of the panel 3. and an upper mounting member 36 used for mounting to another horizontal member 2.

The lower mounting member 35 is attached to three panel fixing plates 35a that are L-shaped in side view and fixed to the lower end of the rear surface of the panel 3, and two panel fixing plates 35a at the left end and right end of the three panel fixing plates 35a. It is composed of two mounting plates 35b that are fixed with bolts 37 and have a substantially Z-shape when viewed from the side. In this embodiment, the bolt 37 is a one-sided bolt that can be fastened from one side.

The three panel fixing plates 35a are arranged at intervals in the left-right direction. Each of the three panel fixing plates 35a has a vertical piece 350 parallel to the rear surface of the panel 3, and a horizontal piece 351 extending from the lower end of the vertical piece 350 to the front side and parallel to the lower surface of the panel 3. The vertical piece 350 is fixed to the lower end of the main body part 330 of the second outer skin 33 of the panel 3 with a fixing device such as a screw, and the front end of the horizontal piece 351 is fixed to the lower wall part 322 of the first outer skin 32 of the panel 3 with a screw etc. It is fixed with a fixing device.

The upper part of the mounting plate 35b is fixed to the upper part of the vertical piece 350 of the two panel fixing plates 35a at the left end and the right end with bolts 37, and between the lower part of the vertical piece 350 and the lower part of the mounting plate 35b, An insertion groove 38 into which the vertical plate portion 20 of the horizontal member 2 can be inserted is formed. The width of the insertion groove 38 can be adjusted by adjusting the tightening condition of the bolt 37. By tightening the bolts 37 to the end, the panel fixing plate 35a can be pressed against the vertical plate portion 20.

The upper mounting member 36 includes two panel fixing plates 36a that are L-shaped in side view and are fixed to the upper end of the rear surface of the panel 3, and two rectangular plates that are fixed to each of the two panel fixing plates 36a with bolts 39. It is composed of a mounting plate 36b having a shape. In this embodiment, the bolt 39 is a one-sided bolt that can be fastened from one side.

The two panel fixing plates 36a are arranged at intervals in the left-right direction. The two panel fixing plates 36a have the same positions in the left-right direction as the two panel fixing plates 35a located at both left and right ends of the three panel fixing plates 35a. Each of the two panel fixing plates 36a has a vertical piece 360 parallel to the rear surface of the panel 3, and a horizontal piece 361 extending frontward from the upper end of the vertical piece 360 and parallel to the upper surface of the panel 3. The vertical piece 360 is fixed to the upper end of the main body part 330 of the second outer skin 33 of the panel 3 with a fixing device such as a screw, and the front end of the horizontal piece 361 is fixed to the upper wall part 321 of the first outer skin 32 of the panel 3 with a screw etc. It is fixed with a fixing device. The lower part of the mounting plate 36b is fixed to each vertical piece 360 of the two panel fixing plates 36a with bolts 39.

The panel 3 is assembled by inserting the vertical plate portions 20 of the horizontal member 2 into the insertion grooves 38 between the two mounting plates 35b of the lower mounting member 35 and the two panel fixing plates 36a facing them. By hooking the mounting plate 35b to the vertical plate portion 20, it is supported by the horizontal member 2 so as to be slidable in the left-right direction. At this time, the bolts 37 are in a temporarily held state in which they are tightened to such an extent that the mounting plate 35b does not come off the panel fixing plate 35a.

2-3. Horizontal frame member As shown in FIG. 10, the horizontal frame member 2 constitutes a part of the structural frame, and in this embodiment, it is an angle member having an L-shape when viewed from the side. The horizontal member 2 is made of steel. The horizontal member 2 includes a vertical plate portion 20 and a horizontal plate portion 21 extending rearward from the lower end of the vertical plate portion 20. The thickness (length in the front-rear direction) of the vertical plate portion 20 is, for example, less than 10 mm, and preferably about 6 to 9 mm.

The structural frame includes a plurality of horizontal members 2 arranged vertically. Each of the plurality of horizontal members 2 is attached to a base 10 that constitutes the floor and ceiling of the building. Note that each of the plurality of horizontal members 2 may be fixed to a beam, or may be fixed across a plurality of columns.

The plurality of horizontal members 2 arranged vertically are spaced apart in the vertical direction to the same extent as the interval between the upper and lower mounting members 35 and 36 attached to the panel 3. Of the two horizontal members 2 arranged vertically, the upper mounting member 36 of the panel 3 is attached to the upper horizontal member 2, and the lower horizontal member 36 of the panel 3 is attached to the lower horizontal member 2. Attachment member 35 is attached.

The panel fixing plate 35a is supported from below on the front surface of the portion of the vertical plate portion 20 of each horizontal member 2 that corresponds to the panel fixing plate 35a located at the center in the left-right direction of the lower mounting member 35 of the panel 3. A receiving member 22 having an L-shape in side view is fixed by welding or the like.

3. Joint Width Adjustment Method Next, a method of adjusting the joint width between the panel 3 and the fixed panel 4 using the joint width adjustment jig 1 described above will be described.

First, as shown in FIG. 1, the panel 3 is placed on the side of the fixed panel 4 whose position is fixed with respect to the structural frame (horizontal member 2 in this embodiment). At this time, the two mounting plates 35b of the lower mounting member 35 at the lower end of the panel 3 are hooked onto the vertical plate portion 20 of the horizontal member 2. The mounting plate 35b is temporarily fixed to the panel fixing plate 35a with bolts 37, so that the panel 3 can be slid along the longitudinal direction of the horizontal member 2. The panel 3 is arranged so that the left side of the panel 3 touches the right side of the fixed panel 4, or is positioned with a slight gap therebetween. Note that the joint width is adjusted while the panel 3 is being lifted by a lifting means such as a crane.

Next, as shown in FIG. 9A, the vertical plate part 20 of the horizontal member 2 is inserted into the insertion groove 50 of the locking part 5 of the joint width adjustment jig 1, and the locking part 5 is engaged with the vertical plate part 20. make it stop At this time, the two panel receiving parts 71a and 71b of the pressing part 7 of the joint width adjustment jig 1 are brought into contact with the right side surface 30 of the panel 3. The packing 34, the refractory material 9, and the protruding portion 324b provided on the side surface 30 of the panel 3 fit into the space S1 between the two panel receiving portions 71a and 71b, and damage and deformation are suppressed. By fitting the refractory material 9 into the space S1, the refractory material 9 can be prevented from being compressed and deformed by the pressing portion 7. As a result, when constructing another panel on the right side of panel 3, the fireproof material 9 can be compressed and deformed between panel 3 and the other panel, and the gap between panel 3 and the other panel can be filled with fireproof material. 9 can be filled in appropriately.

Next, as shown in FIG. 9B, the operating lever 61 of the fixed operation section 6 is rotated clockwise around the fixing bolt 60 when viewed from the rear, so that the tip of the fixing bolt 60 of the fixed operation section 6 is vertically rotated. The locking portion 5 is fixed to the vertical plate portion 20 by pressing against the plate portion 20 .

Next, as shown in FIG. 9C, the head 81 of the bolt 80 of the slide operation part 8 is rotated with a tool such as an electric tool or a ratchet wrench, and the pressing part 7 is moved to the left along the longitudinal direction of the horizontal member 2. Slide it in the opposite direction. As a result, the pressing portion 7 presses the right side surface 30 of the panel 3 to slide the panel 3 to the left, thereby adjusting the joint width between the panel 3 and the fixed panel 4.

When the joint width between the panel 3 and the fixed panel 4 reaches a predetermined length, the rotation operation of the slide operation section 8 is stopped.

Next, the two mounting plates 36b of the upper mounting member 36 of the panel 3 are fixed to the vertical plate portion 20 of the upper horizontal member 2 by appropriate means such as welding.

Next, the two bolts 37 of the lower mounting member 35 of the panel 3 are tightened to the end, and the two mounting plates 35b are pressed against the vertical plate portion 20 of the horizontal member 2. At this time, the panel fixing plate 35a located at the center of the lower end of the panel 3 in the left-right direction is placed on the receiving member 22 fixed to the vertical plate part 20 of the horizontal member 2, and the panel 3's own weight is supported by the receiving member 22. Note that the panel fixing plate 35a is not fixed to the receiving member 22 by welding or the like.

If another panel 3 has already been installed below the panel 3, the vertical plate portion of the horizontal member 2 may be 20 and the mounting plate 36b of another panel 3 are sandwiched.

By doing as described above, the panel 3 is fixed to the upper and lower two horizontal members 2.

After fixing the panel 3 to the two upper and lower horizontal members 2, rotate the operating lever 61 of the fixing operation part 6 of the joint width adjustment jig 1 to fix the locking part 5 to the vertical plate part 20. is released, the locking part 5 is removed from the vertical plate part 20, and the joint width adjustment jig 1 is removed from the horizontal member 2.

By performing the construction as described above, the panel 3 is fixed to the horizontal member 2 with a predetermined joint width formed between it and the fixed panel 4. By fixing a plurality of panels 3 to the horizontal members 2 using the above-described construction method, for example, a wall structure shown in FIG. 10 can be formed.

4. Effects The joint width adjustment jig 1 of the present embodiment described above has the locking portion 5 locked to the horizontal member 2 on the side of the panel 3 slidably locked to the horizontal member 2. In this state, the locking portion 5 can be fixed to the horizontal member 2 by operating the fixing operation portion 6. Thereafter, by operating the slide operation part 8, the pressing part 7 can be slid and the panel 3 can be pressed by the pressing part 7, and the panel 3 can be slid. The joint width can be adjusted.

In this way, in the joint width adjustment jig 1 of this embodiment, the panel 3 can be slid by two operations, the operation of the fixed operation part 6 and the operation of the slide operation part 8, so that the panel 3 and the fixed It is easy to adjust the joint width between panel 4.

Furthermore, since both the fixed operation section 6 and the slide operation section 8 can be operated by a single installer, the joint width adjustment jig 1 of this embodiment allows the fixed panel 4 and the panel You can easily adjust the joint width between 3.

In addition, in the joint width adjustment jig 1 of this embodiment, when the slide operation part 8 is operated to adjust the joint width between the panel 3 and the fixed panel 4 to a predetermined length, the pressing part 7 is It functions as a stopper that limits movement of the panel 3 from its fixed position.

Therefore, by using the joint width adjustment jig 1 of this embodiment, the installer who operated the joint width adjustment jig 1 can also fix the panel 3 to the horizontal member 2, and the installation of the panel 3 can be carried out. The number of people can be kept down.

In addition, since the joint width adjustment jig 1 of this embodiment is used by being fixed to the horizontal member 2 to which the panel 3 is locked, the direction in which the pressing part 7 is slid and the direction in which the panel 3 is slid are determined. Easy to match.

In addition, in the joint width adjustment jig 1 of this embodiment, the fixing operation part 6 that fixes and releases the locking part 5 from the horizontal member 2 has a grippable operation lever 61, so that it can be used with a power tool or the like. There is no need to use tools such as a ratchet wrench, and the fixing and unfixing operations are easy.

In addition, in the joint width adjustment jig 1 of this embodiment, the slide operation part 8 has a bolt 80 that is connected to the pressing part 7 and is rotated, so that the sliding position of the pressing part 7 can be adjusted steplessly. This makes it easy to adjust the joint width between the panel 3 and the fixed panel 4.

Moreover, in the joint width adjustment jig 1 of this embodiment, the pressing part 7 that presses the side surface 30 of the panel 3 has a main body part 70 and a panel receiving part 71 attached to the main body part 70, and the pressing part 7 presses the side surface 30 of the panel 3. 71 has a receiving surface 710 for receiving the side surface 30 of the panel 3. Therefore, in the joint width adjustment jig 1 of this embodiment, the main body part 70 is made of metal to improve strength, and the panel receiving part 71 is made of resin to avoid scratches on the side surface 30 of the panel 3. It can be made difficult to attach. Note that by replacing the panel receiving portion 71, it can also be used to adjust the joint width of panels 3 having different side surfaces.

In addition, in the joint width adjustment jig 1 of the present embodiment, the panel receiving portion 71 of the pressing portion 7 has a first panel receiving portion 71a and a second panel receiving portion 71b located at a distance in the thickness direction of the panel 3. A space S1 is formed between the first panel receiving portion 71a and the second panel receiving portion 71b.

Therefore, in the joint width adjustment jig 1 of the present embodiment, even if the panel 3 has a protruding part (packing 34, fireproof material 9, and protruding part 324b) on the side surface 30, this protruding part is attached to the pressing part 7. It can prevent it from being pushed and deformed.

In addition, in the joint width adjustment jig 1 of this embodiment, since the second panel receiving part 71b has the concave part 712b, the curved part 332a of the panel 3 can be accommodated in the concave part 712b, and the curved part of the panel 3 332a can be prevented from being pressed by the pressing portion 7 and deformed.

In addition, in the joint width adjustment jig 1 of this embodiment, since the connecting member 73 is tiltable with respect to the shaft portion 82 of the bolt 80, the pressing portion 7 can be tilted to match the side surface 30 of the panel 3. The pressing part 7 can be easily pressed against the side surface 30 of the panel 3.

5. Modifications Modifications of the joint width adjustment jig 1 of the present embodiment and the joint width adjustment method using the same described above will be described.

The fixing operation part 6 may be any structure as long as it can fix the locking part 5 to the horizontal member 2, and is not limited to the structure shown in FIG. 5 and the like. For example, the fixed operation part 6 may not have the operation lever 61 and may be configured only with the fixing bolt 60. In this case, the locking portion 5 can be fixed to and released from the horizontal member 2 by rotating the head 63 of the fixing bolt 60 with a tool such as an electric tool or a ratchet wrench.

The slide operation section 8 may be any structure as long as it can slide the pressing section 7 in the longitudinal direction of the horizontal member 2, and is not limited to the structure shown in FIG. 3 and the like. For example, the slide operation section 8 is not limited to one that slides while rotating, but may be one that slides without rotating. Further, the slide operation section 8 may further include an operation lever connected to the head 81 of the bolt 80.

The pressing part 7 may be of any type as long as it is configured to be pressed against the side surface 30 of the panel 3, and is not limited to the structure shown in FIG. 3 and the like. For example, the pressing part 7 may be one in which only one panel receiving part 71 is attached to the main body part 70. In this case, the panel receiving portion 71 has, for example, a receiving surface 710 that contacts the side surface 30 of the panel 3 over the entire length in the front-back direction.

The horizontal member 2 is not limited to an angle member having an L-shape in side view, and may be composed only of the vertical plate portions 20.

The panel 3 may include a lower attachment member 35 (a portion hooked to the vertical plate portion 20 of the horizontal member 2) not only at the lower end of the panel 3 but also at the upper end of the panel 3.

Fixed panel 4 may have a different shape and size from panel 3. Further, the fixed panel 4 may be fixed in position with respect to a structural frame other than the horizontal member 2 on which the panel 3 is hooked.

The joint width adjustment jig 1 is not limited to the one that presses the right side surface 30 of the panel 3, but also the one that presses the left side surface of the panel 3 to adjust the joint width between the panel 3 and the fixed panel 4 arranged on the right side. The width may be adjusted.

The panel 3 and fixed panel 4 whose joint widths are adjusted by the joint width adjustment jig 1 are not limited to the sandwich panels having the structures shown in FIGS. 6 to 8. The panel 3 and the fixed panel 4 are not limited to sandwich panels having a metal outer skin, but may also be ceramic panels, metal siding materials, or wooden panels. Not particularly limited.

6. Summary As in the embodiment and its modification described above, the joint width adjustment jig (1) of the first aspect has the following configuration.

That is, the joint width adjustment jig (1) of the first aspect includes a panel (3) that is slidably locked in the longitudinal direction of a horizontal member (2) that constitutes a part of the structural frame; This is a joint width adjustment jig for adjusting the joint width between this panel (3) and a fixed panel (4) fixed at a position adjacent to it. The joint width adjustment jig (1) has a locking part (5) that is locked to the horizontal member (2), and a locking part (5) that fixes the locking part (5) to the horizontal member (2) and releases the fixation. a fixed operation part (6) that can be moved horizontally; a pressing part (7) that is applied to the side (30) of the panel (3) facing away from the fixed panel (4); A slide operation part (8) that can slide in the longitudinal direction of the frame member (2) is provided.

In the joint width adjustment jig (1) of the first aspect having the above configuration, the locking portion (5) is attached to the horizontal frame member (2) on the side of the panel (3) that is slidably locked to the horizontal frame member (2). The locking portion (5) can be fixed to the horizontal member (2) by operating the fixing operation portion (6) while the locking portion (5) is locked to the member (2). Thereafter, in the joint width adjustment jig (1) of the first aspect, by operating the slide operation part (8), the pressing part (7) is slid and the panel (3) is moved by the pressing part (7). The panel (3) can be slid by pressing, and the joint width between the panel (3) and the fixed panel (4) can be adjusted. In this way, in the joint width adjustment jig (1) of the first aspect, the panel (3) can be slid by two operations: the operation of the fixed operation part (6) and the operation of the slide operation part (8). This makes it easy to adjust the joint width between the panel (3) and the fixed panel (4).

Further, as in the above-described embodiment and its modified example, the joint width adjustment jig (1) of the second aspect has the following configuration in addition to the configuration of the joint width adjustment jig (1) of the first aspect. additionally provided.

That is, in the joint width adjustment jig (1) of the second aspect, the fixed operation part (6) is a fixed part attached to the locking part (5) so as to move toward and away from the horizontal member (2). and an operating lever (61) connected to the fixing bolt (60).

With the above configuration, in the joint width adjustment jig (1) of the second aspect, the fixing bolt (60) can be moved horizontally by operating the operation lever (61) and rotating the fixing bolt (60). It is possible to switch between a fixed state in which the fixing bolt (60) is in contact with the frame member (2) and a fixed release state in which the fixing bolt (60) is separated from the horizontal member (2). Therefore, in the joint width adjustment jig (1) of the second aspect, the locking portion (5) can be easily fixed and unfixed to the horizontal member (2).

In addition, as in the above-described embodiment and its modified example, the joint width adjustment jig (1) of the third aspect has, in addition to the configuration of the joint width adjustment jig (1) of the first or second aspect, The following configuration is additionally provided.

That is, in the joint width adjustment jig (1) of the third aspect, the slide operation part (8) is attached to the locking part (5) and the bolt (80) is movable in the longitudinal direction of the horizontal member (2). ). The bolt (80) includes a rotatable head (81) and a shaft (82) rotatably connected to the pressing portion (7).

By having the above configuration, in the joint width adjustment jig (1) of the third aspect, by rotating the head (81) of the bolt (80), the bolt (80) ) can be moved in the longitudinal direction of the cross member (2). As a result, in the joint width adjustment jig (1) of the third aspect, the shaft (82) of the bolt (80) pushes the pressing part (7), and the pressing part (7) presses the panel (3). The panel (3) can be moved toward the fixed panel (4). In this manner, in the joint width adjustment jig (1) of the third aspect, since the pressing portion (7) is moved by the rotation of the bolt (80), it is easy to finely adjust the movement of the panel (3).

Further, as in the above-described embodiment and its modification, the joint width adjustment jig (1) of the fourth aspect is the joint width adjustment jig (1) of any one of the first to third aspects. In addition to the above configuration, the following configuration is additionally provided.

That is, in the joint width adjustment jig (1) of the fourth aspect, the pressing part (7) has a main body part (70) that is slid by the slide operation part (8), and a main body part (70) that is attached to the main body part (70). It has at least one panel receiving part (71). At least one panel receiver (71) has a receiver surface (710) that abuts the side surface (30) of the panel (3).

In the joint width adjustment jig (1) of the fourth aspect having the above configuration, the pressing part (7) has the main body part (70) and the panel receiving part (71) attached to the main body part (70). 71) can be formed from a material that is easy to process. Therefore, in the joint width adjustment jig (1) of the fourth aspect, the shape of the receiving surface (710) of the panel receiving part (71) can be easily matched to the shape of the side surface (30) of the panel (3). ) When pressing the side surface (30) of the panel (3) with the pressing part (7), deformation of the protrusion, etc. on the side surface (30) of the panel (3) can be prevented. Further, it is also possible to prevent the side surface (30) of the panel (3) from being scratched.

Further, as in the above-described embodiment and its modification, the joint width adjustment jig (1) of the fifth aspect has the following configuration in addition to the configuration of the joint width adjustment jig (1) of the fourth aspect. additionally provided.

That is, in the joint width adjustment jig (1) of the fifth aspect, at least one panel receiving part (71) is located at a distance from the first panel receiving part (71a) in the thickness direction of the panel (3). This is the second panel receiving portion (71b). A space (S1) is provided between the main body part (70), the first panel receiving part (71a), and the second panel receiving part (71b).

By having the above configuration, in the joint width adjustment jig (1) of the fifth aspect, the panel ( The protruding portions (protruding portion 324b, packing 34, and fireproof material 9) of the side surface (30) of 3) can be accommodated. Therefore, in the joint width adjustment jig (1) of the fifth aspect, when pressing the side surface (30) of the panel (3) with the pressing part (7), the protruding portion of the side surface (30) of the panel (3) Easy to prevent deformation.

Further, as in the above-described embodiment and its modified example, the joint width adjustment method of the sixth aspect uses the joint width adjustment jig (1) of any one of the first to fifth aspects, This is a joint width adjustment method for adjusting the joint width between a panel (3) and a fixed panel (4). In the joint width adjustment method of the sixth aspect, the locking portion (5) is hooked onto the horizontal member (2), the fixing operation portion (6) is operated, and the locking portion (5) is attached to the horizontal member (2). , and operate the slide operation part (8) to slide the pressing part (7) in the longitudinal direction of the horizontal member (2), thereby pressing the panel (3) with the pressing part (7). to adjust the joint width between the panel (3) and the fixed panel (4) by sliding the panel (3).

In the joint width adjustment jig (1) of the sixth aspect having the above configuration, the panel (3) is slid by two operations: the operation of the fixed operation part (6) and the operation of the slide operation part (8). This makes it easy to adjust the joint width between the panel (3) and the fixed panel (4).

Although the present disclosure has been described above based on the embodiments shown in the accompanying drawings, the present disclosure is not limited to each of the above embodiments, and appropriate design changes may be made within the intended scope of the present disclosure. It is possible.

1 Joint width adjustment jig 2 Horizontal member 3 Panel 30 Side surface 4 Fixed panel 5 Locking part 6 Fixing operation part 60 Fixing bolt 61 Operating lever 7 Pressing part 70 Main body part 71 Panel receiving part 71a First panel receiving part 71b Two-panel receiving part 710 Receiving surface 8 Slide operation part 80 Bolt 81 Head 82 Shaft part S1 Space

Claims (6)

To adjust the joint width between a panel that is slidably locked in the longitudinal direction of the horizontal member that forms part of the structural frame and a fixed panel that is fixed at a position adjacent to this panel. A joint width adjustment jig,
a locking part that is locked to the horizontal member;
a fixing operation part that can fix the locking part to the horizontal member and release the fixation;
a pressing part applied to a side of the panel facing opposite to the fixed panel;
a slide operation section that can slide the pressing section in the longitudinal direction of the horizontal member;
Joint width adjustment jig. The fixed operation part is
a fixing bolt attached to the locking portion so as to move toward and away from the horizontal member;
an operating lever connected to the fixing bolt;
The joint width adjustment jig according to claim 1. The slide operation section is
a bolt attached to the locking part and movable in the longitudinal direction of the horizontal member;
The bolt includes a head that is rotatably operated, and a shaft portion rotatably connected to the pressing portion.
The joint width adjustment jig according to claim 1 or 2. The pressing part is
a main body that is slid by the slide operation section;
at least one panel receiver attached to the main body,
The at least one panel receiving portion has a receiving surface that contacts the side surface of the panel.
The joint width adjustment jig according to any one of claims 1 to 3. The at least one panel receiving part is a first panel receiving part and a second panel receiving part located apart from each other in the thickness direction of the panel,
A space is provided between the main body portion, the first panel receiving portion, and the second panel receiving portion;
The joint width adjustment jig according to claim 4. A joint width adjustment method for adjusting the joint width between the panel and the fixed panel using the joint width adjustment jig according to any one of claims 1 to 5,
hooking the locking part to the horizontal member;
operating the fixing operation part to fix the locking part to the horizontal member;
By operating the slide operation section and sliding the pressing section in the longitudinal direction of the horizontal member, the pressing section presses the panel and slides the panel, so that the panel and the adjusting the joint width between the fixed panel;
How to adjust joint width.

Images