JP4646679B2 - Frame material support structure - Google Patents

Description

  The present invention relates to a frame material support structure used for installing a frame material for laying and arranging scaffolding plates, pipes and the like on the ceiling space of a building or the ceiling of a structure such as a clean room installed in the building.

  In the case of a structure installed in a building, for example, a clean room, it is necessary to install a scaffolding board for the work of the structure in order to perform construction such as air conditioning on the structure. A scaffolding plate is installed on a plurality of light-weight bar materials by placing it on a light-weight bar material that constitutes the structure. If necessary, the scaffolding plate is fixed to the light-weight bar material with a safety band. It is said that.

  Further, according to the following patent document relating to the installation of a scaffold, for example, a scaffold frame body is formed by framing upper, lower, left and right frame members, and the upper frame of the scaffold frame body is inserted and supported by a ring-shaped mounting bracket installed on a concrete slab. There has been proposed a structure in which a scaffolding plate is installed on a plurality of scaffolding frames by placing them on the scaffolding frame.

JP-A-8-275328

  However, in the former case, the scaffold plate is installed on the light bar, so that a partial load is applied to the light bar that supports the scaffold plate while the operator is on the scaffold plate. Therefore, there is a risk that the light roof bar will be deformed and obstruct the ceiling construction, or the light roof bar will be unfixed and fall off to the floor, and there will be a need for rework. Since air conditioning equipment and ducts, etc., cannot be set freely due to the arrangement of air conditioning equipment, it may hinder the efficiency of air conditioning work, and ceiling boards are installed on a light sky. When it is, there is a problem that dust is generated by rubbing the ceiling board by the vibration transmitted through the light bar.

  The latter is a problem caused by installing the scaffolding plate on the light bar by installing the scaffolding frame on the mounting bracket installed on the structural frame such as concrete slab and installing the scaffolding plate on it. Although this can be eliminated, on the other hand, in order to install the scaffolding plate, the scaffolding frame frame work at the site with the mounting bracket inserted into the upper frame, the anchor of the receiving member that fixes the mounting bracket to the structural frame Since installation work of bolts and fixing work of mounting brackets in a state where the scaffolding frame is lifted and supported are necessary, the construction tends to be large-scale, especially after installation in buildings such as factories or after installation However, it also has a problem that it is unsuitable for a construction in which construction time is restricted such as a clean room in which a layout change is required depending on the production object.

  The present invention has been made in view of such circumstances, and the problem to be solved is that the structure can be as simple as possible and can be installed with good workability in as short a time as possible, and the degree of freedom of the installation location is allowed. It is an object of the present invention to provide a frame material support structure for supporting a frame material on which scaffolding plates, pipes and the like are installed and arranged so as to be able to ensure stable support without being swung as much as possible.

  In accordance with the above-described problems, the present invention has a structure in which a large number of suspension bolts are installed on the structural frame to support various pipes, lighting fixtures, etc. Since suspension bolts are often installed to support the top bar in the same way, these existing suspension bolts are used as they are for frame material support, and this is used as a support base that ensures the freedom of frame material installation. On the other hand, by using an L-shaped fixing bracket having a horizontal piece sandwiched by upper and lower nuts at a predetermined position of the suspension bolt and a vertical piece supporting the frame material when supporting the frame material to the suspension bolt, The frame material can be mounted horizontally to the suspension bolts, and the frame material can be fixed by the nut tightening work in the lateral direction as much as possible. In this case, the stability of the support can be ensured by preventing the rocking, that is, the invention according to claim 1 is used, and the frame material for installing and arranging the scaffolding plate and the pipe is provided on the ceiling. A frame support structure that can be installed freely on the ceiling, and a frame material support structure that can be installed on the ceiling with a scaffolding and pipes installed on the ceiling. A hanging bolt that is suspended and an L-shaped fixing bracket that has a bolt insertion hole in the horizontal piece and a lateral bolt in the vertical piece, and the horizontal piece of the L-shaped fixing bracket is clamped to the hanging bolt by the upper and lower nuts. Thus, the L-shaped fixing bracket is fixed to a predetermined position in the longitudinal direction of the suspension bolt, and the bolt hole arranged so as to be able to receive the bolt in the frame member is inserted into the lateral bolt of the vertical piece, and the lateral bolt is turned from the outside of the frame member. By screwing the nut, the frame material Serial is obtained by the frame member supporting structure, characterized by comprising fixed to L-shaped fixing bracket.

  In addition to the above, the invention according to claim 2 is a frame material in which the mounting of the L-shaped fixing bracket to the suspension bolt can be performed directly at any position in the longitudinal direction of the suspension bolt according to the height of the frame material installation. In order to improve the workability of the support and the stability of the support by the retaining action, this is opened with the bolt insertion hole of the horizontal piece in the L-shaped fixing bracket facing the side of the horizontal piece. The frame material support structure according to claim 1, wherein the frame material support structure is arranged in a planar L shape.

  In addition to the above, the invention described in claim 3 is provided with a seat plate that eliminates loosening of the nut by tightening the upper and lower nuts to the suspension bolt of the L-shaped fixing bracket as much as possible. The seat plate can be attached to the suspension bolt directly at any position in the longitudinal direction of the suspension bolt so that the workability of the frame material support and the stability of the support by the retaining action can be improved. In addition to the suspension bolt and the L-shaped fixing bracket, a seat plate having a bolt insertion hole interposed between the L-shaped fixing bracket and the upper nut is provided and the bolt insertion hole is directed to the side portion of the seat plate. The frame material support structure according to claim 1 or 2, wherein the frame material support structure is arranged in a plane L shape so as to open.

  In addition to the above, the invention according to claim 4 is the same as the above, wherein the mounting of the nut for clamping the lateral piece of the L-shaped fixing bracket to the hanging bolt is also performed in the longitudinal direction of the hanging bolt according to the L-shaped fixing bracket installation position. In order to improve the workability of supporting the frame material so that it can be made directly at the position, the upper and lower nuts or one of the nuts sandwiching the horizontal piece of the L-shaped fixing bracket to the suspension bolt is used. 4. The frame material support structure according to claim 1, wherein the frame material support structure is an intermediate insertion nut that can be attached to an intermediate position in the longitudinal direction of the suspension bolt.

  The present invention uses each of these as the gist of the invention as means for solving the above problems.

  Since the present invention is configured as described above, the invention according to claim 1 can be used as a support base in which the existing suspension bolts are used as they are for supporting the frame material and the degree of freedom of frame material installation is ensured. On the other hand, when the frame material is supported by the suspension bolt, the frame material is obtained by using an L-shaped fixing bracket having a horizontal piece sandwiched by upper and lower nuts at a predetermined position of the suspension bolt and a vertical piece supporting the frame material. Each frame can be mounted horizontally to the suspension bolt, and the frame member can be fixed by the nut fastening operation in the lateral direction as much as possible. Supports frame materials for erection and installation of scaffolding plates and piping that prevent and secure the stability of support, and can be installed with good workability in as short a time as possible. Frame support structure for It is possible to provide.

  In addition to the above, the invention according to claim 2 is a frame material in which the mounting of the L-shaped fixing bracket to the suspension bolt can be performed directly at any position in the longitudinal direction of the suspension bolt according to the height of the frame material installation. The workability of the support and the stability of the support due to the retaining action can be improved.

  In addition to the above, the invention described in claim 3 is provided with a seat plate that eliminates loosening of the nut by tightening the upper and lower nuts to the suspension bolt of the L-shaped fixing bracket as much as possible. It is possible to improve the workability of the frame material support and the stability of the support by the retaining action, as the seat plate can be attached to the suspension bolt directly at an arbitrary position in the longitudinal direction of the suspension bolt.

  In addition to the above, the invention according to claim 4 is the same as the above, wherein the mounting of the nut for clamping the lateral piece of the L-shaped fixing bracket to the hanging bolt is also performed in the longitudinal direction of the hanging bolt according to the L-shaped fixing bracket installation position. The workability of supporting the frame material can be improved as something that can be made directly at the position.

  Hereinafter, the present invention will be described in more detail with reference to the example of the drawings. Reference numeral 2 denotes, for example, a clean room (not shown), in particular, a light room of a clean booth, that is, a frame for installing a scaffolding plate 7 installed on the ceiling. The frame member 2 includes a suspension bolt 1 that hangs down on the ceiling from a structural housing, an L-shaped fixing bracket 3 in which a bolt insertion hole 32 is disposed in a horizontal piece 31 and a lateral bolt 34 is disposed in a vertical piece 33. In this case, the L-shaped fixture 3 is attached to the suspension bolt 1 by sandwiching the horizontal piece 31 between the upper and lower nuts 5. A bolt hole 21 that is fixed at a predetermined position in the longitudinal direction of the suspension bolt 1 and that is bolted to the frame member 2 is inserted into a lateral bolt 34 of the vertical piece 33, and is inserted into the lateral bolt 34 from the outside of the frame member 2. Nut 6 The the frame member 2 by screwing some as being fixed to the L-shaped fixing bracket 3.

  In this example, the frame member 2 uses a steel L-shaped angle member that can secure the strength for mounting the scaffolding plate 7 while being as simple as possible. The material 2 is formed by using a perforated angle material in which a transverse hole having a long hole in the longitudinal direction at equal intervals is provided on the lateral surface and the longitudinal surface thereof, so that the long hole serves as the bolt hole 21 and the longitudinal direction of the angle material. The lateral bolt 34 of the L-shaped fixture 3 can be inserted and fixed at an arbitrary position in the direction.

  In this example, the suspension bolt 1 is installed in a building, particularly a factory building, for example, to support the light boot bar 12 of the clean booth, in order to eliminate the trouble of newly installing the frame material 2 to support it. The one for supporting the light bar 12 suspended on the ceiling by being installed on a concrete slab or roof structure material is used as it is.

  In this example, the L-shaped fixture 3 is a steel L-shaped member in which a horizontal piece 31 that forms a horizontal piece and a vertical piece 33 that forms a vertical piece are arranged in an L-shape. The above-described bolt insertion hole 32 is inserted through the vertical piece 33 and the horizontal bolt 34 is installed in the vertical piece 33. In the L-shaped fixing bracket 3 of this example, the bolt insertion hole 32 is connected to In this example, the bolt insertion hole 32 is made wider than the shaft diameter of the suspension bolt 1 so that it opens in the plane of the horizontal piece 31. In order to receive the suspension bolt 1 in the central part, it is assumed that the central part extends from the central part to the side end of the horizontal piece 31 by, for example, a punching process of a press.

  In addition, the horizontal bolt 34 installed on the vertical piece 33 of the present example is vertically extended so that the bolt shaft protrudes toward the outer side of the L-shaped member, that is, the non-horizontal piece side opposite to the protruding direction of the horizontal piece 31. The bolt head is welded to the vertical piece 33 at a position where the bolt head passes through the piece 33 and the vertical head 33 is in contact with the vertical piece 33, and is fixed integrally with the L-shaped fixture 3.

  In addition, both the upper and lower sides of the horizontal piece 31 of the L-shaped fixing bracket 3 of the present example and the one or both of the nuts 5 in this example are arranged at the intermediate position in the longitudinal direction of the suspension bolt 1. An intermediate insertion nut that can be freely attached to is provided. At this time, the intermediate insertion nut is formed in a double nut shape in which the opposite surfaces are engaged with each other in two upper and lower stages that allow the suspension bolt 1 to be received by opening the side surface.

  At this time, in the frame member 2 support of this example, in addition to the suspension bolt 1 and the L-shaped fixing bracket 3, a seat having a bolt insertion hole 41 interposed between the L-shaped fixing bracket 3 and the upper nut 5. A plate 4 is provided and the bolt insertion hole 41 is arranged in a plane L shape so as to open toward the side of the seat plate 4. The bolt insertion hole 41 is also formed by punching a press. It is assumed to be transparent in a series.

  Using the support members such as the L-shaped fixing bracket 3 configured as described above, the light bar 12 of the frame member 2 of the perforated angle member for laying and arranging the scaffolding plate 7 in this example is used. Support to the suspension bolt 1 installed for suspension support is performed by, for example, attaching a lower nut 5 on the upper and lower sides at an arbitrary position in the longitudinal direction of the frame material 2 of the appropriate suspension bolt 1 suspended from the structural frame. The opening is attached so as to be inserted toward the suspension bolt 1, and either one of the upper and lower two stages is rotated to prevent the drop, and the horizontal piece 31 is placed on the lower nut 5. The suspension bolt 1 is inserted into the bolt insertion hole 32, the L-shaped fixing bracket 3 is attached to the suspension bolt 1, and the bolt is similarly inserted so that the seat plate 4 is placed on the lateral piece 31 of the L-shaped fixing bracket 3. The seat bolt 4 is suspended by inserting the suspension bolt 1 into the hole 41. Attach to the bolt 1 and then attach the opening of the upper nut 5 up and down toward the suspension bolt 1 and adjust the height position of the L-shaped fixture 3 with respect to the suspension bolt 1 as necessary. Then, the L-shaped fixing bracket 3 is fixed at a predetermined position in the longitudinal direction of the suspension bolt 1 by rotating and fastening the upper and lower nuts 5, and then the lateral bolt 34 projecting sideways on the vertical piece 33 of the L-shaped fixing bracket 3. In this example, the frame material 2 is suspended by a plurality of suspension holes so that a large number of appropriate long holes, i. The frame member 2 is horizontally fixed to the L-shaped fixing bracket 3 by hanging between the L-shaped fixing brackets 3 of the bolts 1 and screwing the nuts 6 to the lateral bolts 34 respectively. At this time, change the height of the frame 2 And when there is a necessity, it is sufficient to adjust the position of the L-shaped fixing bracket 3 pertaining by again adjusting the position of the upper and lower nut 5 in the vertical direction when the horizontal is impaired.

  After the frame member 2 is thus installed on the suspension bolt 1, the scaffold plate 7 is placed so as to be orthogonal to the frame member 2, and the scaffold plate 7 is attached to the frame member 2 by the safety band 71 as necessary. If fixed, the scaffolding plate 7 is placed on the frame member 2 fixed at the middle position of the suspension bolt 1 supporting the light ceiling bar 12 above the light ceiling, and the scaffold plate 7 is attached to the light ceiling bar 21. It can be installed without being placed or restricted by the position of air conditioning equipment or ducts, while the installation is performed by fastening the L-shaped fixing bracket 3 and the seat plate 4 to the suspension bolt 1 with the upper and lower nuts 5. Efficiently perform a simple operation in a relatively short time, such as installation work for clamping, frame-like construction of the frame 2 to the lateral bolt 34, screwing and fixing by fastening the nut 6, and installation of the scaffolding plate 7. be able to. In addition, the fixing of the L-shaped fixing bracket 3 to the suspension bolt 1 and the fixing of the frame member 2 to the suspension bolt 1 are made strong by fastening the nuts 5 and 6, respectively. Therefore, the frame member 2 is shaken as a device for supporting the frame member 2. The stability of the support can be ensured without moving, and safety as a work scaffold and a predetermined work by the scaffold can be efficiently performed.

  In the figure, reference numeral 12 denotes a light bar that is screwed to the lower end of the suspension bolt 1 or is supported by another bracket 11 in this example, 13 is a ceiling board that is supported by the light bar, and 61 is a lateral bolt. The nut washer to be screwed is shown.

  The example shown in the figure is as described above, but the frame material is installed on the ceiling for the purpose of laying and laying building piping, etc., and the suspension bolt is installed exclusively for structural frames such as concrete slabs If necessary, omit the use of a seat plate and use a washer. Omit the use of an intermediate insertion nut and screw and rotate the hexagon nut from the lower end in the longitudinal direction of the suspension bolt to place it in place. When using an intermediate insertion nut, one of the upper and lower sides is the intermediate insertion nut, and the other upper nut is a hexagonal nut, L-shaped fixing bracket, seat plate bolts used as necessary The insertion hole shall be arranged in an I-shape opening toward the side, and the bolt insertion hole shall be a circular through hole through which the suspension bolt is inserted from the lower end of the suspension bolt. In carrying out the present invention, the frame material, suspension bolt, L, etc., including making the frame material a non-hole L-shaped channel material and providing a bolt hole through which a lateral bolt is inserted at a predetermined position, etc. Specific structure, shape, material, and usage such as fixed bracket, horizontal bolt insertion hole, top and bottom nut, vertical horizontal bolt, screw nut, seat plate to be used as needed, intermediate insertion nut, etc. These relationships, additions to these, and the like can be in various forms as long as they do not contradict the gist of the invention.

It is a fragmentary perspective view which shows the state which installed the frame material on the ceiling (light sky) and mounted the scaffold board. It is a side view which shows the state which installed the frame material on the ceiling (light sky). It is a front view which shows the state which installed the frame material on the ceiling (light sky). It is a perspective view which shows the state which supported the frame material on the suspension bolt. It is a disassembled perspective view which shows the relationship between a suspending bolt, an L-shaped fixing bracket, a seat board, etc.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Hanging bolt 11 Bracket 12 Light sky bar 13 Ceiling board 2 Frame material 21 Bolt hole 3 L-shaped fixing bracket 31 Horizontal piece 32 Bolt insertion hole 33 Vertical piece 34 Lateral bolt 4 Seat plate 41 Bolt insertion hole 5 Intermediate insertion nut 6 Nut 61 Washer 7 Scaffold board 71 Safety band

Claims (4)

  A frame-supporting structure in which a frame material for laying and placing scaffolding plates and piping, etc. can be installed on the ceiling, with suspension bolts hanging from the structural frame of the building on the ceiling, and bolt insertion holes on the horizontal pieces L-shaped fixing brackets each having a lateral bolt arranged on a vertical piece, and the L-shaped fixing bracket is fixed in the longitudinal direction of the hanging bolt by sandwiching the horizontal piece of the L-shaped fixing bracket to the hanging bolt with upper and lower nuts. A bolt hole, which is fixed at a position and arranged so as to be able to receive a bolt in the frame member, is inserted into the lateral bolt of the vertical piece, and a nut is screwed onto the lateral bolt from the outside of the frame member, thereby fixing the frame member to the L-shape. A frame material support structure characterized by being fixed to a fixing metal fitting.   The frame member support according to claim 1, wherein the bolt insertion hole of the horizontal piece in the L-shaped fixture is arranged in a plane L shape so as to open toward a side portion of the horizontal piece. Construction.   In addition to the suspension bolt and the L-shaped fixing bracket, a seat plate having a bolt insertion hole interposed between the L-shaped fixing bracket and the upper nut is provided and the bolt insertion hole is opened toward the side of the seat plate. The frame material support structure according to claim 1, wherein the frame material support structure is arranged in a planar L shape. The upper and lower nuts or one of the nuts that clamp the lateral piece of the L-shaped fixing bracket to the suspension bolt is an intermediate insertion nut that can be attached to the longitudinal intermediate position of the suspension bolt. 3. The frame material support structure according to 3.

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