JP5769529B2 - Clip material for ceiling base - Google Patents

Description

  In the present invention, a hanger is attached to a lower end portion of a suspension bolt that hangs down from a ceiling slab, a field edge receiver is supported on the hanger, and the field edge is suspended from the field edge receiver via a clip fitting. In particular, the present invention relates to a clip fitting that is attached to a field edge receiver and supports the field edge.

  FIG. 4 shows a conventional ceiling base that is generally employed. A suspension bolt 1 is suspended from an insert nut N embedded in a ceiling slab S, and a hanger 2 is attached to the lower end of the suspension bolt 1. For example, a field edge receiver 3 made of a grooved material is supported on the hanger 2, and a field edge 5 made of a lip groove material is suspended from the field edge receiver 3 via a clip fitting 24. Can be attached by nailing.

  4 is a hook-shaped clip body 25 that is engaged from above with a field receiver 3 that is arranged with the groove opening sideways, and a lower end on one end side of the clip body 25. And a pair of locking portions 26, 26 formed on the left and right sides of the clip body 25, with the clip body 25 engaged with the field receiver 3, with the lower end on one end facing the groove opening upward Is inserted into the groove opening portion of the field edge 5 to be engaged, and the engaging portions 26, 26 are engaged with the lower surfaces of the lip portions 5o, 5o of the field edge 5 made of the lip groove mold material, thereby allowing the field edge receiver 3 to The field edge 5 is suspended through the clip metal fitting 24.

  The field edge 5 made of the lip groove mold material shown in FIG. 4 is shown with a considerably thicker mold material, but the lip groove mold material actually used as the field edge 5 has a width of 60 mm and a height of 30 mm. In this case, the thickness is as relatively thin as 1.4 mm. Therefore, according to the clip metal fitting 24 as described above, the ceiling plate C is attached to the field edge 5 where the lower surfaces of the lip parts 5o, 5o are supported by the locking parts 26, 26, and a large load is applied to the field edge 5. As a result, both the lip portions 5o, 5o of the field edge 5 are deformed upward to widen the groove opening, and in some cases, the locking portions 26, 26 are detached from the lower surfaces of the lip portions 5o, 5o, and the clip metal fittings 24 sometimes fell out of the field edge 5.

  In view of the above circumstances, the present invention does not cause the lip portion of the field rim made of the lip groove mold material to be deformed even if a considerable load is applied to the field rim, so that the locking portion becomes the lip portion of the field rim. An object of the present invention is to provide a clip material for a ceiling foundation that can be accurately supported.

Means for solving the above problems will be described with reference numerals in the embodiments described later. The invention according to claim 1 is arranged so as to abut against the lower surface of the field receiver 3 and to be orthogonal thereto. In the ceiling base clip metal fitting for hanging the field edge 5, the clip metal fitting 4 has a width 6W narrower than the width 3W of the field edge receiver 3 arranged with the groove opening sideways, and the groove opening The fixed board 6 that is horizontally fixed so as to straddle both lip portions 5o, 5o of the field edge 5 that is disposed facing upward, and the field receiver that is disposed on the fixed board 6 so as to be orthogonal to the field edge 5 3 is composed of a pair of metal fitting bodies 7 and 7 holding both sides thereof. The metal fitting main bodies 7 and 7 are formed by holding portions 8 and 8 for holding both side surfaces of the field receiver 3 and both holding portions 8 and 8. Below the joints 10 and 10 extending close to each other at the upper end and parallel to each other, and both sandwiching parts 8 and 8 respectively. Locking portions 11, 11 are provided at both ends and locked to the lower surfaces of both lip portions 5 o, 5 o of the field edge 5, and the lower end portions of both clamping portions 8, 8 are cross sections from both side ends of the fixed substrate 6, respectively. The window portions 14 and 14 for entering and locking the stopper pieces 13 and 13 projecting in a substantially downward L-shape are penetrated, and the locking portions 11 and 11 of the both clamping portions 8 and 8 are connected to both lips of the field edge 5. In the state where the stopper pieces 13 and 13 of the fixed substrate 6 are locked to the window portions 14 and 14 of the sandwiching portions 8 and 8 while being locked to the lower surfaces of the portions 5o and 5o, 16 is fastened.

  According to a second aspect of the present invention, in the ceiling base clip metal fitting according to the first aspect, the fixed substrate 6 includes a substrate body 6a placed on the field edge 5 and a field projecting downward at right angles from both ends of the substrate body 6a. The mounting pieces 6b, 6b fixed to the both side walls 5a, 5a of the edge are formed in a substantially U-shaped cross section with the cross section substantially downward, and the stopper pieces 13, 13 are substantially cross-sectioned from the center of each side end of the substrate body 6a. It is characterized by projecting in a downward L-shape.

  According to a third aspect of the present invention, in the ceiling base clip metal fitting according to the first or second aspect, the two metal fitting bodies 7 are connected to the holding portions 8, 8 for holding both side surfaces of the field receiver 3, 8, both shoulders 9, 9 projecting inwardly from the upper end of the joint 8, joints 10, 10 projecting upward so as to approach each other from the shoulders 9, 9 and extending in parallel, 10 at the lower ends of each of the two, and engaging portions 11 and 11 that are engaged with the lower surfaces of the two lip portions 5o and 5o at the edge, and reinforcing protrusions 18 that protrude inward from the lower ends of the sandwiching portions 8 and 8, respectively. , 18.

  The effects of the invention by the above-described solution means will be described with reference numerals in the embodiments described later. According to the invention according to claim 1, the clamping portions 8, 8 of the metal fittings main bodies 7, 7 are the field edge receivers 3. In a state where the upper and lower joints 10 and 10 are fastened to each other in a state of sandwiching them from both sides, the lower side of the metal fittings 7 and 7 is fixed to the window parts 14 and 14 of the sandwiching parts 8 and 8. 6 is held by the fixed substrate 6 via the stopper pieces 13 and 13, so that both the metal main bodies 7 and 7 can be securely held and fixed to the edge receiver 3, respectively. The field edge 5 can be stably and reliably held by the engaging portions 11 at the lower ends. In particular, in this clip metal fitting 4, the fixed substrate 6 is horizontally fixed so as to straddle both the lip portions 5 o, 5 o of the field edge 5 at a predetermined position on the field edge 5, so that a considerably large load is applied to the field edge 5. Even if it starts, the lip portions 5o, 5o of the field edge 5 are not deformed and the groove opening does not spread, so that the clip metal fitting 4 is not likely to come off the field edge 5.

  According to the second aspect of the present invention, the fixed substrate 6 has the substrate body 6a placed on the field edge 5 and the both side walls 5a and 5a of the field edge protruding downward at right angles from both ends of the substrate body 6a. The mounting pieces 6b, 6b fixed to the screw 12 are formed in a substantially downward U-shape, so that the mounting to the field receiver 3 is easy, and the groove opening of the field edge 5 made of the lip groove mold material is widened. Can be effectively prevented. Further, since the stopper piece 13 protrudes from the central portion of the side end of the substrate main body 6a so as to have an L-shaped cross section substantially downward, it can be accurately locked to the window portion 14 on the metal fitting main body 7 side.

  According to the invention of claim 3, the two metal fitting bodies 7, 7 project inward from the clamping parts 8, 8 that clamp the both side surfaces of the field receiver 3, and the upper ends of the clamping parts 8, 8. Both shoulders 9 and 9, joints 10 and 10 projecting upward so as to be close to each other from both shoulders 9 and 9 and extending in parallel, and both lower ends of both clamping parts 10 and 10 are field edges Since both the lip portions 5o and 5o of the lip portions 5 and 5o are engaged with the engaging portions 11 and 11, the field edge receiver 3 made of a groove mold material or a lip groove mold material is accurately held and securely attached to the field edge receiver 3. To be held fixed. In addition, since the reinforcing protrusions 18 and 18 project inward from the lower ends of the sandwiching portions 8 and 8 of the metal fittings main bodies 7 and 7, respectively, the sandwiching portion 8 is provided with rigidity to prevent deformation, The both sides of the field edge receiver 3 can be accurately clamped by the clamping portions 8 and 8.

(a)-(c) is an explanatory view showing an assembling procedure of a ceiling base clip metal fitting according to the present invention. It is a front view which shows the attachment state of a clip metal fitting. FIG. 3 is a sectional view taken along line XX in FIG. 2. It is a perspective view which shows the conventional ceiling foundation | substrate.

  A preferred embodiment of the present invention will be described below with reference to the drawings. A ceiling base clip metal fitting 4 according to the present invention is arranged with a groove opening sideways as shown in FIG. 1 (b). It has a width 6W that is slightly narrower than the width 3W of the field receiver 3 made of the lip groove mold material, and straddles the lip portions 5o, 5o of the field edge 5 made of the lip groove mold material arranged with the groove opening portion facing upward. A pair of metal fittings 7 and 7 for holding a fixed substrate 6 horizontally fixed on the field edge 5 and a field edge receiver 3 disposed on the fixed substrate 6 so as to be orthogonal to the field edge 5 from both sides. It consists of. For the field edge receiver 3, a grooved material without a lip may be used.

  The fixed substrate 6 is horizontally fixed over both lip portions 5o, 5o of the field edge 5 in order to prevent the groove opening of the field edge 5 made of the lip groove mold material from spreading. The substrate body 6a is formed to have a width 6W slightly narrower than the width 3W of 3 and is placed on the field edge 5 disposed with the groove opening facing upward, and downward from both ends of the substrate body 6a. Are formed in a substantially U-shaped cross section by means of mounting pieces 6b, 6b that protrude integrally at right angles to the side walls 5a, 5a of the field edge 5 and are fixed to the side walls 5a, 5a. Stopper pieces 13 and 13 are integrally protruded from the center portion in an L-shape that is substantially downward in cross section.

  The both metal fitting bodies 7, 7 are sandwiched between the sandwiching portions 8, 8 that sandwich both side surfaces of the field receiver 3 that is disposed with the groove opening sideways, and in a direction approaching each other from the upper ends of both sandwiching portions 8, 8. Horizontally extending shoulders 9, 9, joints 10, 10 extending vertically upward from the inner ends of both shoulders 9, 9 and parallel to each other, and both lower ends of both clamping parts 8, 8 are field edges 5 is provided with locking portions 11 and 11 locked to the lower surfaces of the lip portions 5o and 5o, and the lower end portions of the holding portions 8 and 8 are respectively integrated from the central portions on both sides of the fixed substrate 6 respectively. The rectangular windows 14 and 14 for penetrating and locking the stopper pieces 13 and 13 each having a substantially L-shaped cross section projecting downward are respectively provided.

  As can be seen from FIG. 3, a bolt insertion hole 15a is provided in one of the joint portions 10, 10 of the metal fitting bodies 7, 7, and a screw hole is formed in the other joint portion 10 at a position corresponding to the bolt insertion hole 15a. 15b is provided, and the bolts 16 inserted from the bolt insertion holes 15a of the one joint 10 are screwed into the screw holes 15b of the other joint 10, thereby fastening the joints 10 and 10 together. It is supposed to be. Note that the bolt insertion hole 15a of one joint 10 is preferably a long hole (small hole) whose diameter in the vertical direction is slightly longer than the diameter in the horizontal direction, so that the other screw hole 15b is formed. The bolt 15 can be screwed in accurately.

  Further, a reinforcing rib 17 is formed in the lower half of the holding portion 8 of each metal fitting body 7 so as to protrude outward, and a reinforcing protrusion 18 extends inwardly from the lower end of each holding portion 8. Projected to By providing the reinforcing ribs 17 and the reinforcing projecting pieces 18 in the sandwiching portion 8 in this manner, the sandwiching portion 8 is rigidly prevented from being deformed, and the sandwiching portions 8, 8 accurately secure both sides of the field edge receiver 3. Can be pinched. In addition, although the screw insertion hole 20 is provided in the clamping part 8 of each metal fitting body 7 at two places up and down, this screw insertion hole is for fixing to the field receiver 3 from the metal fitting body 7 side as needed. It is a hole for enabling the tapping screw of the screw to be screwed.

  The usage mode of the clip metal fitting 4 configured as described above will be described. First, as shown in FIG. 1A, the substrate body 6 a of the downward U-shaped fixed substrate 6 is placed at a predetermined position on the field edge 5. Is arranged so as to straddle both lip portions 5o, 5o of the field edge 5, and the attachment pieces 6b, 6b on both ends thereof are brought into contact with the outer surfaces of the side walls 5a, 5a of the field edge 5, By fixing the tapping screw 12 from the screw insertion hole 19 of each mounting piece 6b into a lower hole (not shown) provided in advance in the side wall 5a of the field edge 5, the fixed substrate 6 is fixed horizontally on the field edge 5. To do.

  Next, as shown in FIG. 1B, the field edge receiver 3 is brought in a direction perpendicular to the field edge 5 and placed on the fixed substrate 6 fixed horizontally on the field edge 5. From this state, the pair of metal fittings 7 and 7 are arranged so as to face each other so as to sandwich the fixed substrate 6 from both sides, and as shown in FIG. , 11 are locked to the lower surfaces of both lip portions 5o, 5o of the field edge 5, and both stopper pieces 13, 13 of the fixed substrate 6 are locked to the window portions 14, 14 of both sandwiching portions 8, 8. Then, by fastening both joint portions 10 of the two metal fitting bodies 7 and 7 with bolts (screws) 16, the state shown in FIGS. 2 and 3 is obtained.

  That is, as can be seen from FIG. 2 and FIG. 3, according to this clip metal fitting 4, both metal fitting bodies 7, 7 are arranged on the upper side with both holding portions 8, 8 holding the field receiver 3 from both sides. The joints 10 and 10 are fastened to each other, and the lower side of the metal fittings 7 and 7 is fixed to the fixed board 6 through the stopper pieces 13 and 13 of the fixed board 6 that is locked to the window parts 14 and 14 of the clamping parts 8 and 8. 6, it is securely held and fixed to the field edge receiver 3, and the field edge 5 is stably and surely held by the locking parts 11, 11 at both lower ends of the metal fitting bodies 7, 7. Can do. In the clip metal fitting 4, the fixed substrate 6 is horizontally fixed so as to straddle both the lip portions 5 o and 5 o of the field edge 5 at a predetermined position on the field edge 5, thereby significantly increasing the load on the field edge 5. Even if it is applied, the lip portions 5o, 5o of the field edge 5 are not deformed and the groove opening is not widened. Therefore, there is no possibility that the clip metal fitting 4 is detached from the field edge 5.

  Further, in this clip metal fitting 4, the fixed substrate 6 includes a substrate body 6a placed on the field edge 5 and a screw 12 on both side walls 5a and 5a of the field edge projecting perpendicularly downward from both ends of the substrate body 6a. Since the fixing pieces 6b and 6b to be stopped and the stopper pieces 13 and 13 projecting in a substantially L-shaped cross section from the central part of each side end of the substrate body 6a, the substantially downward U-shape is formed. Therefore, it is easy to attach to the field edge receiver 3, and it is possible to effectively prevent the groove opening of the field edge 5 made of the lip groove mold material from spreading, and the stopper piece 13 is formed from the center of the side end of the substrate body 6a. Since the projection is provided in a substantially downward L-shaped cross section, it can be easily and accurately engaged with the window portion 14 on the metal fitting body 7 side.

  Further, the substrate body 6 a of the fixed substrate 6 is formed so that the lateral width 6 W is slightly narrower than the lateral width 3 W of the field receiver 3, so that the sandwiching portions 8, 8 of both the metal bodies 7, 7 are connected to the field receiver 3. The stopper pieces 13 and 13 projecting from the central portion of the side end of the substrate body 6a can be reliably locked to the window portions 14 and 14 of the sandwiching portions 8 and 8. .

  In this clip metal fitting 4, both metal fitting bodies 7, 7 are provided with holding portions 8, 8 for holding both side surfaces of the field edge receiver 3, and both shoulder portions protruding inward from the upper ends of the holding portions 8, 8. 9 and 9, joints 10 and 10 that protrude upward and extend in parallel so as to approach each other from both shoulders 9 and 9, and both edge lips at both lower ends of both clamping parts 10 and 10. Since it comprises the locking portions 11 and 11 that are locked to the lower surface of the portions 5o and 5o, it holds the field edge receiver 3 made of a groove type material or a lip groove type material accurately, and is securely held and fixed to the field edge receiver 3. Is done.

  In addition, since the reinforcing protrusions 18 and 18 project inward from the lower ends of the sandwiching portions 8 and 8 of the metal fittings main bodies 7 and 7, respectively, the sandwiching portion 8 is provided with rigidity to prevent deformation, The both sides of the field edge receiver 3 can be accurately clamped by the clamping portions 8 and 8.

  In the above-described embodiment, as can be seen from the portion surrounded by the phantom line indicated by A in FIG. 3, the bolt insertion hole 15 a is provided in one of the joint portions 10, 10 of the metal fitting bodies 7, 7 and the other joint portion 10. The screw holes 15b are provided at corresponding positions of the two joint portions 10, and the bolts 16 inserted from the bolt insertion holes 15a of the one joint portion 10 are screwed into the screw holes 15b of the other joint portion 10 to be tightened. , 10 are fastened and joined, but as can be seen from the portion surrounded by the phantom line indicated by B in the same figure, a bolt insertion hole 15a is provided in one of the joints 10, 10 of the two metal fitting bodies 7, 7, The bolt insertion hole 21 is provided at a corresponding position of the joint portion 10, and the bolt 16 is inserted from the bolt insertion hole 15 a of the one joint portion 10 into the bolt insertion hole 21 of the other joint portion 10, and the insertion end thereof Screw the nut 22 into the part By attaching fit may be fastened joining the joining portions 10, 10.

DESCRIPTION OF SYMBOLS 1 Hanging bolt 2 Hanger 3 Field edge receiving 4 Clip metal fitting 5 Field edge 5o Field edge lip part 6 Fixed board 7 Metal fitting body 8 Clamping part 9 Shoulder part 10 Joint part 11 Locking part 12 Screw 13 Stopper piece 14 Window part 16 Bolt (Screw)

Claims (3)

In the ceiling base clip metal fitting for hanging the field edge arranged so as to be in contact with and perpendicular to the lower surface of the field edge receptacle, the clip metal fitting has a lateral width narrower than the lateral width of the field edge receptacle, and the groove Holds a fixed board that is horizontally fixed so as to straddle both lip parts of the field edge that is placed with the opening facing upward, and a field edge receiver that is disposed on the fixed board so as to be orthogonal to the field edge from both sides A pair of metal fitting bodies, each of the metal fitting main body includes a holding portion that holds both side surfaces of the field receiver, a joint portion that extends close to each other at the upper end portion of both holding portions, and both holding portions. The lower end of the both lip portions are provided with locking portions at both ends of the lower edge, and the lower end portions of the both clamping portions project in a substantially L-shaped cross section downward from both side ends of the fixed substrate. A window part is provided through which the stopper piece is inserted and locked. In a state where the both stopper piece of the fixed substrate was locked to the window portion of the Ryokyo sandwiching member with engaged on the lower surface, the ceiling foundation clip fitting both junctions were as fastened with screws tool.
  The fixed board is formed in a substantially U-shaped cross-section with a board body placed on the edge and mounting pieces that protrude perpendicularly from both ends of the board body and are screwed to both side walls of the edge. 2. The ceiling base clip metal fitting according to claim 1, wherein a stopper piece protrudes in a substantially L-shaped cross section downward from the center of each of both side ends of the substrate body.   Both metal fittings are parallel to each other, projecting upwards so as to approach each other from both shoulders, a sandwiching part that sandwiches both side surfaces of the field receiver, both shoulders projecting inward from the upper end of both clamping parts A connecting portion extending to the bottom of each of the sandwiching portions, a latching portion that latches to the lower surface of both lip portions of the field edge, and a reinforcing projecting piece that projects inwardly from the lower ends of both sandwiching portions. The ceiling base clip metal fitting according to claim 1 or 2.

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