JP4598447B2 - Parting edge - Google Patents

Description

  The present invention relates to a parting edge provided at a portion in contact with a wall surface of a ceiling.

  Conventionally, a ceiling is formed by fixing upper portions of a number of suspension bolts to a ceiling slab and attaching a ceiling panel to a ceiling base supported by suspension by the suspension bolts.

  In the ceiling structure as described above, a parting edge is attached to a portion in contact with the wall surface of the ceiling to conceal a gap formed between the ceiling and the wall surface.

  By the way, in the conventionally known parting edge, it is the attachment fixed to the wall surface, and it is necessary to attach the parting edge according to the height of the ceiling supported by the ceiling base, so the installation is very troublesome. There was an inconvenience that it took.

  Further, since the parting edge is configured to support the outer peripheral portion of the lower surface of the ceiling, there is a problem that when the outer peripheral portion of the lower surface is pushed up, it moves upward and the stability of the outer peripheral portion of the ceiling is poor.

  An object of the present invention is to provide a parting edge that can be easily mounted and can stably support the outer peripheral portion of the ceiling.

  In order to solve the above problems, in the present invention, at a parting edge provided at a part in contact with the wall surface of the ceiling supported by the ceiling base, a fixing bar attached to the ceiling base and a lower surface side of the fixing bar A support bar to be attached and a connector for detachably attaching the support bar to the fixed bar. A plurality of presser pieces for pressing the outer periphery of the upper surface of the ceiling are spaced apart from each other in the length direction of the fixed bar. The support bar is provided with a support piece for supporting the outer periphery of the lower surface of the ceiling.

And as a connection tool, the cross-sectional shape is a U-shape, outward hook pieces that can be engaged with a pair of L-shaped protrusions provided on both sides of the lower surface of the fixed bar on the opposite side plate, and a support A clip provided with an outwardly inclined elastically deformable cut-and-raft engagement piece engaged with L-shaped protrusions provided on both sides of the upper surface of the bar is employed. In adopting the clip, the clip is attached by engaging the outward hook piece of the clip with the L-shaped ridge of the fixed bar attached to the ceiling base, and the L-shaped ridge facing the support bar from below the clip. When the lower part of the clip is fitted to the lower part of the fixing bar, the clip engagement piece engages with the L-shaped protrusion provided on the upper surface of the support bar. Since the support bar is held in a coupled state, the parting edge can be attached very easily.

Here, of the pair of L-shaped ridges formed on the support bar, one L-shaped ridge located on the support piece side is a discontinuous ridge in the length direction of the support bar, and the discontinuous If the L-shaped ridge and the other L-shaped ridge are used as a water collecting drainage ridge that flows along the top surface of the ceiling, metal ceiling panels that are inclined in the length direction are sequentially connected in the width direction. In the use of the ceiling structure of the underground space, the water leaked from the ceiling slab to the ceiling upper surface can be collected from the ceiling upper surface to the buttocks, and the water leaked into the underground space from the connection part of the ceiling panel Can be prevented.

  As described above, the fixed bar is attached to the ceiling base that supports the ceiling, and the support bar is attached to the fixed bar via a connector. Can be installed.

  In addition, the holding bar that holds the outer periphery of the upper surface of the ceiling is provided on the fixed bar, and the support bar that supports the outer periphery of the lower surface of the ceiling is provided on the support bar, thereby preventing the vertical movement of the outer periphery of the ceiling. It is possible to stabilize the support at the outer periphery of the ceiling.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The figure shows a ceiling structure in an underground space such as a basement or an underground mall that employs a parting edge according to the present invention.

  As shown in FIG. 1 to FIG. 3, upper portions of a plurality of suspension bolts 2 are fixed to the ceiling slab 1, and a ceiling base 10 is supported by a hanger 3 attached to a lower end portion of each suspension bolt 2.

  The ceiling foundation 10 includes a plurality of parallel edge supports 11 supported by the hangers 3, a field edge 12 extending in a direction orthogonal to the field receivers, and the field edges 12 and field receivers. 11, and the ceiling 20 is supported by the ceiling base 10.

  The ceiling 20 is composed of a plurality of ceiling panels 21. As shown in FIG. 2, the ceiling panel 21 is formed of a bent metal thin plate product. The ceiling panel 21 is provided with a pair of flanges 21b facing upward on both sides of an elongated strip-like panel body 21a, an inwardly bent piece 21c on the upper edge of one flange 21b, and the bent pieces. An insertion piece 21d that is formed on the side edge of 21c with an outward mounting piece 21d and that is provided with a connection groove 21e with the inwardly bent piece 21c, and that can be inserted into the connection groove 21e on the upper edge of the other flange 21b. It has a bowl-like configuration provided with 21f.

  The plurality of ceiling panels 21 are arranged to be orthogonal to the field edge 12, and an insertion piece 21f is inserted into the connection groove 21e of the adjacent ceiling panel 21 and screwed into the field edge 12 from the lower surface of the outward mounting piece 21d. The outward mounting piece 21d is fixed to the field edge 12 by tightening the tapping screw 22 shown in FIG.

  Further, the plurality of ceiling panels 21 are attached in an inclined shape having a gentle gradient from one end in the length direction to the other end.

  Of the plurality of ceiling panels 21 forming the ceiling 20, the ceiling panels 21 on both sides employ the ceiling panels 21 from which one of the flanges 21b is removed.

  The parting edges 30 are provided on the four sides of the outer periphery of the portion in contact with the wall surface W of the ceiling 20. As shown in FIG. 3 to FIG. 6, the parting edge 30 includes a fixing bar 31, a support bar 32 attached to the lower surface of the fixing bar 31, and a clip 33 as a connector for connecting the support bar 32 to the fixing bar 31. It consists of.

  As shown in FIG. 3, the fixing bar 31 is fixed to the field edge 12 by a tapping screw 34 that is screwed into the field edge 12 from below. As shown in FIG. 4, a pair of protrusions 35 having an L-shaped cross-section are provided on both sides of the lower surface of the fixed bar 31, and one of the protrusions 35 disposed on the inner side when the fixed bar 31 is attached. A plurality of presser pieces 36 that press the outer peripheral portion of the upper surface of the ceiling 20 in the lower surface length direction are formed at intervals.

  The support bar 32 is provided with a support piece 37 that supports the outer peripheral portion of the lower surface of the ceiling 20 on the side portion that is inside in the mounted state. Further, a pair of ridges 38 having an L-shaped cross section are provided on both sides of the upper surface of the support bar 32, and the ridges 38 provided on the support piece 37 side are discontinuous separated in the length direction. It consists of ridges 38.

  A gap 39 is formed between the pair of protrusions 38 so that water flowing along the inclined upper surface of the ceiling panel 21 can be collected.

  As shown in FIGS. 4 and 6, the clip 33 has a U-shaped cross section, and the upper edge of the opposing side plate 40 faces outward so as to engage with the L-shaped protrusion 35 of the fixing bar 31. A hook piece 41 is provided. Further, each of the opposing side plates 40 is formed with a cut-and-raised engagement piece 42 that inclines toward the outer side. The engaging piece 42 has elasticity and can be engaged with an L-shaped protrusion 38 formed on the support bar 32.

  Here, as shown in FIG. 6, when the fixing bar 31 and the support bar 32 are composed of a plurality of fixing bars 31 and the support bar 32, the end surfaces of the fixing bar 31 and the end surfaces of the support bar 32 are abutted with each other. The butted ends are connected to each other via the joint tool 43.

  In FIG. 4, reference numeral 44 denotes a seal member that maintains the watertightness of the contact portion between the support piece 37 and the ceiling panel 21.

  The ceiling structure shown in the embodiment is composed of the above-described structure. When the ceiling structure is assembled, the ceiling panel 21 is screwed to the field edge 12 and the ceiling panel 21 is alternately connected to the connection groove 21e by inserting the insertion piece 21f. Then, the ceiling 20 is formed, and before or after the ceiling 20 is formed, the fixing bar 31 of the parting edge 30 is screwed to the field edge 12, and the support bar 32 is connected to the fixing bar 31 to thereby form the parting edge 30. I'm assembling.

  When assembling the parting edge 30, after the fixing bar 31 is attached to the field edge 12, the hook pieces 41 of the clip 33 are engaged with the pair of L-shaped protrusions 35 on the lower surface of the fixing bar 31 so that the plurality of clips 33 are attached. The fixing bar 31 is attached to the fixing bar 31 at intervals in the length direction, and the lower portion of the clip 33 is fitted between the upper portions of the pair of L-shaped protrusions 38 of the supporting bar 32. It arrange | positions below and pushes up the support bar 32 to the position contact | abutted to the lower surface of the fixed bar 31. FIG.

  When the support bar 32 is pushed up, the inward piece at the upper end of the L-shaped protrusion 38 presses the engagement piece 42 of the clip 33, so that the engagement piece 42 is elastically deformed inward and the inward piece is engaged. When passing through the upper end of the joining piece 42, the engaging piece 42 falls outward due to its own restoring elasticity and engages with the L-shaped protrusion 38, and as shown in FIG. As a result, the parting edge 30 is in an assembled state.

  As described above, after the fixing bar 31 is attached to the field edge 12, the clip 33 is attached to the pair of L-shaped protrusions 35 of the fixing bar 31, and the lower portion of the clip 33 is the pair of L-shaped protrusions 38 of the support bar 32. Since the support bar 32 can be connected to the fixed bar 31 by pushing the support bar 32 to a position where it abuts against the lower surface of the fixed bar 31 so as to be fitted therebetween, the parting edge 30 can be easily assembled. In addition, since the support piece 37 supports the outer peripheral portion of the lower surface of the ceiling 20 by assembling the parting edge 30, the parting edge 30 can be easily attached at a position corresponding to the mounting height of the ceiling 20.

  Further, in the attached state of the parting edge 30, the support piece 37 supports the outer peripheral portion of the lower surface of the ceiling 20, and the presser piece 36 of the fixing bar 31 presses the outer peripheral portion of the upper surface of the ceiling 20. Can be prevented, and the support of the outer peripheral portion of the ceiling 20 can be stabilized.

  Furthermore, when the flange 39 is formed between the pair of L-shaped protrusions 38 of the support bar 32, when water leaks from the ceiling slab 1 to the inclined ceiling panel 21, the leak is collected in the flange 39. Can be water.

  For this reason, it can prevent that water leaks on the ceiling panel 21 and leaks into the underground space from between the connection parts of the ceiling panel 21.

The perspective view of the ceiling structure which adopted the parting edge concerning this invention 1 is a longitudinal front view of FIG. 1 is a longitudinal side view of FIG. Sectional drawing which expands and shows the parting edge attaching part of FIG. Sectional view showing the connection part of the parting edge Exploded perspective view of parting edge

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Ceiling base 31 Fixing bar 32 Support bar 33 Clip 35 L-shaped protrusion 36 Pressing piece 37 Supporting piece 38 Protruding part 39 Ridge part 40 Side plate 41 Hook piece 42 Engaging piece

Claims (2)

At the parting edge provided at the part in contact with the ceiling wall supported by the ceiling base, the fixing bar attached to the ceiling base, the support bar attached to the lower surface side of the fixing bar, and the support bar attached to and detached from the fixing bar The fixing bar is provided with a plurality of pressing pieces that hold the outer periphery of the upper surface of the ceiling at intervals in the length direction of the fixing bar, and the support bar has an outer periphery of the lower surface of the ceiling. A supporting piece is provided to support the connector, the cross-sectional shape of which is U-shaped, and outwardly engageable with a pair of L-shaped protrusions provided on opposite sides of the lower surface of the fixing bar. And a clip provided with an outwardly inclined elastically deformable cut-and-raised engagement piece engaged with L-shaped protrusions provided on both sides of the upper surface of the support bar. Characteristic parting edge. Of the pair of L-shaped protrusions formed on the support bar, one L-shaped protrusion located on the support piece side is a discontinuous protrusion in the length direction of the support bar, and the discontinuous L-shaped protrusion The parting edge according to claim 1 , wherein a leakage collecting ridge that flows along the upper surface of the ceiling is formed between the strip and the other L-shaped projection.

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