JP4215672B2 - Field edge jig - Google Patents

Description

  The present invention relates to a holder for attaching a field edge to which a ceiling surface material is attached to a field edge receiving material, and more particularly to a field edge holder capable of improving the construction efficiency when attaching a ceiling surface material.

  The base frame for attaching the ceiling surface material includes a field edge for attaching the ceiling surface material, a field edge support material for supporting the field edge, and a hanging hardware for horizontally supporting the field edge support material in a suspended state. , Is composed of.

Conventionally, as shown in FIG. 18, a field edge 102 is arranged on a field edge receiving material 101 so as to intersect with the field edge receiving material 101, and a clip member 103 serving as a field edge mounting tool is attached to the field edge 102. Some of them are used to be attached to the field edge receiving material 101.
The clip member 103 is a U-shaped member, holds the field edge 102 at the U-shaped portion, and hooks the engaging portion 103a with the field edge receiving material 101 on the field edge receiving material 101, thereby receiving the field edge receiving member. It is connected to the material 101.
The clip member 103 is connected by bending the engaging portion 103a, but a configuration that is more reliably and easily fixed is preferable.

In order to securely attach the clip member to the edge receiving material, in the clip member as the field edge mounting member, a plate-like stopper that comes into contact with the edge receiving material perpendicularly to the engaging portion hooked on the edge receiving material. And a structure in which the edge receiving material is held by this stopper has been proposed (see, for example, Patent Document 1).
JP-A-8-338100 (FIG. 1)

However, the field edge fixture disclosed in Patent Document 1 also has a horizontal piece that is an engagement portion with the field edge receiving material on the upper surface of the field edge receiving material when the field edge is attached to the field edge receiving material. After mounting, it is necessary to form the stopper part by bending the protruding part that protrudes to the left and right of the horizontal piece downward. There was a problem that it had to be done and it took time to install.
In view of the above problems, the present invention provides a field edge retainer that can be easily attached to the field edge, does not require labor, improves the construction efficiency, and can securely retain the field edge. It is to provide.

According to the field edge holding jig according to claim 1, the problem is a holding jig for fixing the field edge used for the ceiling base material to the field edge receiving material, wherein the field edge is the field edge. are arranged to intersect the image receiving material, comprising a pair of side walls, a body portion and a cooperative wall interlocking the pair of side walls and a pair of claw portions provided on the pair of side walls, said body portion Is formed such that the field edge can be engaged, and the claw portion includes a pair of rising portions standing on both sides of the side wall and a pair of protrusions protruding outward from the tip of the rising portion, By being able to be fitted into a slit formed in a field edge receiving material and engaging with lip portions located on both sides of the slit, the side wall is provided between the pair of rising portions. Solved.
Since it is configured as described above, a retaining jig is attached to the field edge, and the field edge is attached to the bottom of the field receiving material simply by pushing the retaining jig into the slit of the field receiving material. be able to.

The yo Ri Specifically, the pair of claw portions is provided with a total of four of the protrusions, the raised portions are provided independently of each other.
In addition, it is preferable that the rising portion is formed such that a tip portion is curved inward. That is, when the holding jig is pushed into the slit, the curved tip portion is first positioned in the slit, so that when the holding jig is pushed into the slit, the claw portion is smoothly inserted into the slit.
Furthermore, it is preferable that the lip portion of the field edge receiving material is bent toward the opposing surface, and the claw portion is engaged with the bent lip portion.
That is, when the lip portion is bent toward the facing surface, the retaining jig can be smoothly pushed along the lip portion when the retaining jig is fitted into the slit. Further, when the lip portion is bent, it is preferable that the claw portion and the lip portion of the holding jig are reliably engaged after the holding jig is pushed into the slit.

As described above, according to the field edge holding jig of the present invention, the holder is attached to the field edge, and the holder is fitted into the slit of the field edge receiving material. Can be attached.
Moreover, since the engaging part of a holding jig engages with the slit of a field edge receiving material, a field edge is hold | maintained reliably.
Thus, according to the field edge holding jig of the present invention, the field edge can be easily attached to the field edge receiving material, and the field edge can be securely held, thereby improving the construction efficiency. It becomes possible to make it.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings. It should be noted that members, arrangements, and the like described below do not limit the present invention, and it goes without saying that various modifications can be made in accordance with the spirit of the present invention.
FIG. 1 is an explanatory view showing a ceiling structure using a hanging object of a field edge receiving material according to the present embodiment, FIG. 2 is an explanatory view showing an installation state of the field edge at the wall, and FIG. 3 is a web of the field edge receiving material FIG. 4 is a perspective view of the clip member, FIG. 5 is a view of FIG. 4A, FIG. 6 is a view of B and C of FIG. 4, and FIG. FIG. 8 is an explanatory view showing a hanging object, FIG. 9 is an explanatory view showing an attached state of the hanging object to the field edge receiving material, and FIG. 10 is an extending member of the hanging object. FIG. 11 is a side view of the connecting member, FIG. 12 is a view as viewed in FIG. 11D, FIG. 13 is a view as viewed in E in FIG. 11, and FIG. FIG. 15 is a perspective view of a connecting member according to another embodiment, FIG. 16 is an explanatory view showing a method for connecting field edges by the connecting member of FIG. 15, and FIG. 17 is a construction process. Is an explanatory diagram showing an example of the connecting member to be used for the edge connection.

  As shown in FIG. 1, the foundation frame for attaching the ceiling surface material 1 such as a plaster board is a field edge 10 for attaching the ceiling surface material 1, a field edge support that supports an intermediate position of the field edge 10, and a field edge reception And a hanging object 30 that is horizontally supported in a suspended state. The hanger is attached to a beam 2 made of H-shaped steel.

The field edge 10 is made of a long stud having a rectangular cross section. The stud is a general square stud having a width of 40 mm and a height of 40 mm, which is formed by bending a plated steel plate made of zinc, aluminum, or the like into a substantially rectangular shape (substantially B-shaped) by pressing. The ceiling surface material 1 is fixed to the lower surface of the field edge 10 with screws or the like.
As shown in FIG. 2, the field edge 10 is directly fixed to the wooden cross 3 of the outer wall with screws 4 at the outer wall. At this time, the bottom edge of the field edge is drawn out and attached horizontally.
As shown in FIG. 1, runners 5 are provided on the opposing outer walls in the direction orthogonal to the field edge, and the field edge 10 is inserted into and supported by the runner 5 at locations other than the outer wall.
Both end sides of the field edge 10 are supported by the runners 5 provided on the outer wall as described above, but the middle part is supported by field edge reception.

The field receiver includes a field edge receiving member 20 and a clip member 40 as a field edge holder. The field edge receiving material 20 is suspended by a hanging object 30 and supports an intermediate portion of the field edge 10 using a clip member 40.
The field edge receiving material 20 has a shape in which a slit 21 is formed along the longitudinal direction on one surface of a long member having a hollow rectangular cross section.
FIG. 3 shows the field edge receiving material 20 of this example. FIG. 3A shows a cross-sectional view of the field edge receiving material 20, and FIG. 3B shows a web surface of the field edge receiving material 20. The field edge receiving material 20 of this example is a so-called lip groove steel formed by bending a zinc-based or aluminum-based plated steel plate to have a substantially rectangular cross section (substantially C-shaped), and has a width of 40 mm and a height of 30 mm. Is formed. The plated steel plate forming the field edge receiving member 20 of this example has a plate thickness of 1.6 mm, and rigidity is ensured.
The slit 21 is formed with a width of 20 mm, and the lip portions 22 located on both sides of the slit 21 are each formed with a thickness of 10 mm.
And the through-hole 23 is provided in the opposing surface of the slit 21, ie, the web surface of the field edge receiving material 20. As shown in FIG. In this example, the through-hole 23 is formed in a long hole, and is formed in an oval shape having a length x in the short direction of 10 mm and a length y in the long direction of 30 mm.
In addition, although the through-hole 23 of this example is made into the ellipse shape which has a parallel edge | side, it is not restricted to this, Other shapes, such as an ellipse, a circle, a rectangle, a polygon, may be sufficient.

A plurality of through holes 23 are provided at predetermined intervals. In this example, the through holes 23 are provided with an interval of 20 mm.
Furthermore, in the field edge receiving material 20 of this example, the lip portions 22 located on both sides of the slit 21 are formed by being bent toward the surface where the through hole 23 is provided. In this example, the lip portion 22 is bent at an angle of about 60 degrees. Any angle may be used as long as it is less than 90 degrees.
Thus, when the lip portion 22 is bent at a predetermined angle, the clip member 40 can be smoothly pushed along the lip portion 22 when the clip member 40 is inserted. Further, when the lip portion 22 is bent, it is preferable that the claw portion 41 and the lip portion 22 of the clip member 40 are reliably engaged after the clip member 40 is pushed into the slit 21.
Further, knurling is applied to the tip 22 a of the lip 22 located on both sides of the slit 21. By knurling, the tip portion 22 a of the lip portion 22 is provided with a knurled step in a direction perpendicular to the slit 21 or in an oblique direction. The step is provided so that the clip member 40 can be easily attached to the slit 21 when the clip member 40 described below is attached to the slit 21.

As shown in FIGS. 4 to 6, the clip member 40 includes a pair of claw portions 41 that engage with the slits 21 of the edge receiving member 20, a pair of side walls 42 that are continuous with the claw portions 41, and a pair of the pair of claw portions 41. It is formed in a U-shape including a connecting wall 43 that connects the side walls 42. The side wall 42 and the connecting wall 43 constitute a main body, and the field edge 10 is configured to be engageable with the main body.
The clip member 40 is formed by punching a zinc-based or aluminum-based plated steel plate and then bending it.

The clip member 40 is fitted by the claw portion 41 being pushed toward the slit 21 from below the slit 21 of the field edge receiving member 20. And as shown in FIG. 7, the nail | claw part 41 is hooked and attached to the lip | rip part 22 of the slit 21 both sides of the field edge receiving material 20. As shown in FIG. The field edge 10 is held in a space surrounded by the side wall 42 and the connecting wall 43.
According to the field edge receiver of this example, the field edge 10 can be easily attached to the field edge receiving material 20. That is, the clip member 40 is attached to the field edge 10, and the field edge 10 is attached under the field edge receiving material 20 simply by pushing the clip member 40 into the slit 21 of the field edge receiving material 20. Can do.
The claw portion 41 of the clip member 40 of this example is composed of protrusions 41 b formed on two rising portions 41 a that are erected on both sides of the side wall 42. The protrusion 41b is formed by bending a protruding piece provided on each rising portion 41a outward.
In this example, the protrusion 41b is formed in a triangular shape. The shape of the protrusion 41b is not limited to a triangle, and may be any shape as long as it can be pushed into the slit 21 and can be engaged with the lip 22. For example, it may be a semicircle or a polygon.
As shown in FIG. 6, the rising portion 41 a has a tip portion that is slightly curved inward. In this example, the leading end portion of the rising portion 41a is curved at an angle of about 150 degrees. This curved shape facilitates the operation when the clip member 40 is inserted into the slit 21. That is, when the clip member 40 is pushed into the slit 21, the tip of the curved shape is first positioned in the slit 21. Therefore, when the clip member 40 is pushed into the slit 21, the claw portion 41 smoothly moves into the slit 21. Inserted.
Since a pair of the claw portions 41 of the clip member 40 is formed, in the clip member 40 of this example, the pair of claw portions 41 is configured by a total of four protrusions 41b.
The side wall 42 of the clip member 40 is provided between the rising portions 41a. Further, a connecting wall 43 is provided by connecting the side walls 42.
In this example, the rising portions 41a are provided independently, but a configuration in which the leading end sides of the rising portions 41a are connected may be employed.

Next, the hanging object 30 will be described. FIG. 8 shows a perspective view of the hanging object 30, and FIG. 10 shows a side view of the hanging object 30 and a view seen from the side of the locking piece. In FIG. 10, a long bolt 33, a locking piece 35a, and a washer 35c are shown.
The hanger 30 includes a beam attachment portion 31 for attachment to the H-shaped steel beam 2, a long bolt 33 as an extension member penetrating one end portion of the beam attachment portion 31 in the vertical direction, and a lower end portion of the long bolt 33. And an attached locking piece 35a.
The beam attaching portion 31 is formed with a flange portion 31b that engages with the H-shaped steel beam 2, and a nut 31a and a sheath portion 31a that can be slidably adjusted in the vertical direction with respect to the long bolt 33 by tightening nuts 32b. And a slide member 31c which is attached so as to be slidable in the horizontal direction and has a flange 31d formed at the end. The beam attachment portion 31 is configured to be able to grip and fix the flange of the H-shaped steel beam 2 between the pair of flange portions 31b and 31d.

Further, the hanging object 30 includes a wing nut 35b and a washer 35c at a position adjacent to the locking piece 35a in order to fix the field receiving member 20.
In the hanging object 30 of this example, the locking piece 35a is formed in a U-shaped cross section. Note that the locking piece 35a may have a solid shape or a cross-sectional shape.
The washer 35c has a corrugated periphery and is configured to be easily gripped. The washer 35c is formed to be larger than the locking piece 35a, and is configured to cover the through hole 23 and obtain a stable seat.
The washer 35c is configured such that a screw groove is cut in a hole provided in the center and is screwed to the long bolt 33. By tightening the washer 35c from above the field edge receiving material 20, the locking piece 35a and the field edge receiving material 20 can be fixed.
The locking piece 35 a is fixed to the tip of the long bolt 33. In this example, as shown in FIG. 10, pressure is applied to two places where the locking piece 35 a and the long bolt 33 are in contact with each other, and the locking piece 35 a is fixed to the long bolt 33 by providing a bush portion 35 d. ing.
The locking piece 35 a includes a first side 35 e that is substantially the same as or smaller than the length x in the short direction of the through hole 23 formed as a long hole in the field receiving material 20, and the long direction of the through hole 23. And a second side 35f longer than the length y.
Alternatively, the locking piece 35a includes a first side substantially equal to or smaller than the length x in the short direction of the through hole 23 and a second side longer than the length x in the short direction of the through hole. May be formed.
In this example, the wing nut 35b and the washer 35c are used in order to fix the field edge receiving member 20 and the locking piece 35a. Since both are grippable, the work can be performed without using a tool. It can be performed.
In this example, an example in which both the wing nut 35b and the washer 35c are used is shown, but the fixing may be performed using either the wing nut 35b or the washer 35c.

As shown in FIG. 1, the hanger 30 has a beam attachment portion 31 fixed to the H-shaped steel beam 2, and after adjusting the vertical position of the long bolt 33, the nuts 32 a and 32 b are tightened to fix the long bolt 33. Thus, the vertical position of the locking piece 35a is set.
When the field edge receiving material 20 is attached to the hanging object 30, as shown in FIG. 9, it is attached by inserting the locking piece 35a of the hanging object 30 into the through hole 23 of the field edge receiving material 20. Can do.
The locking piece 35a includes a first side 35e that is substantially the same as or smaller than the length x of the through hole 23 in the short direction, and a second side 35f that is longer than the length y of the through hole in the long direction. 9, as shown in FIG. 9, the entire locking piece 35 a is inserted into the through hole 23 by being inserted into the through hole 23 from the first side 35 e.
Next, the washer 35c is positioned on the upper surface of the field receiving material 20, the washer 35c and the wing nut 35b are tightened, and the locking piece 35a and the field receiving material 20 are fixed. The locking piece 35 a is disposed along the upper surface of the field edge receiving material 20. At this time, if the locking piece 35a is rotated inside the through-hole 23 so that the locking piece 35a is disposed so as to be inclined with respect to the through-hole 23, the locking piece 35a is reliably prevented from coming off, which is preferable. is there.
Engaging piece 35a of the present embodiment, as shown in FIG. 10, since the outer shape is a parallelogram, when the locking piece 35a at an angle, the portion projecting in the locking piece 35a through hole It is preferable that the structure can be easily engaged with the periphery of 23.

The locking piece 35a has a first side substantially equal to or smaller than the length x of the through hole 23 in the short direction and a second side longer than the length x of the through hole in the short direction. In the case where it is formed, as in the case described above, the entire locking piece 35a is inserted into the through hole 23 by being inserted into the through hole from the first side.
When the entire locking piece 35a is inserted into the through-hole 23, the washer 35c is tightened to be positioned on the upper surface of the field edge receiving member 20, and the wing nut 35b is tightened from above the washer 35c. The edge receiving member 20 is fixed, and at this time, the long bolt 33 is rotated to make the locking piece 35 a orthogonal to the through hole 23. In this way, it is possible to prevent the locking piece 35a from coming off.
As described above, the hanging edge member 30 can horizontally support the edge receiving material 20 in a suspended state. The hanging object 30 of this example can be attached only by engaging the engaging side 35a of the hanging object 30 with the through-hole 23 of the field edge receiving member 20 and tightening with a wing nut 35b or a washer 35c that does not require a tool. Therefore, workability is improved.
Moreover, since it is not the structure which supports the field edge receiving material 20 from the bottom, a level | step difference does not arise in the lower side of the field edge receiving material 20, but in the position of the field edge 10 located under the field edge receiving material 20 It is possible to work efficiently without any restrictions.

Next, the connecting member 50 that connects the plurality of field edges 10 when the field edges 10 are arranged will be described. The edge 10 is supported by the runner 5 at the wall and supported by the edge receiver at the middle, but when using a plurality of the edges 10, the connecting portion is made of hardware. Need to connect. At this time, in this example, a connecting member 50 shown below is used.
FIG. 11 is a side view of the connecting member 50, FIG. 12 is a view from D in FIG. 11, FIG. 13 is a view from E in FIG. 11, and FIG.
The connecting member 50 is formed by pressing a thin steel plate, and includes a main body 51 having a substantially U-shaped cross section including a bottom surface 55 and a pair of side walls 52, and a presser provided so as to face the bottom surface 55. And a portion 53.
The connecting member 50 is fitted to the field edge 10 from below the field edge 10 at the joint portion of the two field edges 10, and connects the two field edges 10.
The main body 51 has a predetermined length (150 mm) and is formed by being bent into a width of 40.5 mm and a height of 40.5 mm so that the field edge 10 can be engaged.
The presser portion 53 is provided so as to protrude from the side wall 52 of the main body portion 51, and a hook-like claw portion 54 is formed at the tip. After the connecting member 50 is fitted to the field edge 10, the presser part 53 prevents the field edge 10 from rattling in the connection member 50 so that the hook-shaped claw part 54 contacts the upper surface of the field edge 10. keeping.
In this example, the claw portion 54 is formed in a triangular shape. In addition, the shape of the nail | claw part 54 is not restricted to a triangle, What kind of shape may be sufficient as long as it can fit in the field edge 10 reasonably and can engage with the upper surface of the field edge 10 after that. For example, it may be a semicircle or a polygon.
Further, in this example, the shape in which the presser portion 53 protrudes upward from the side wall 52 is shown, but this shape is not such, and a higher side wall 52 is provided, and the claw portion 54 protrudes from the side wall 52. It may be a shape.
FIG. 14 shows a state in which two field edges 10 are connected by a connecting member 50. Since the connecting member 50 of the present example is configured to be fitted from the lower side of the two field edges 10 arranged at a predetermined position and to connect the two field edges 10, There is no need for the second field edge 10 disposed later to be retracted or slanted. For this reason, for example, even in a limited space such as near a wall, the field edge 10 can be easily connected.
Since the connecting member 50 of this example is configured to be fitted to the two field edges 10 from below and to support the field edges 10 from below, the two field edges 10 to be connected are securely held. Is possible.
Further, the connecting member 50 of this example has a shape with an open upper surface side, and is configured such that when the field edge 10 is connected, the upper surface of the field edge 10 is exposed. For this reason, a level | step difference cannot be made by the location which connected the two field edges 10 using the connection member 50, and the other location which is not connected. For this reason, even if it is on a connection location, the field edge receiving material 20 can be located. Therefore, it is possible to perform the construction work efficiently without taking time to position the field edge 10 and the field edge receiving material 20.

FIG. 15 shows a connecting member 60 according to another embodiment. Similarly to the connecting member 50, the connecting member 60 shown in FIG. 15 is also preferably used in a limited space such as near the outer wall.
The connection member 60 at the edge of the outer wall is formed by pressing a thin steel plate, and is formed in a cross-section of a square shape having a width of 40.5 mm and a height of 40.5 mm so that the field edge 10 can be inserted. ing.
The connecting member 60 of this example includes a main body having a bottom surface 60a, side surfaces 60b, and a ceiling surface 60c, and a receiving portion 61 described below. The field edge 10 can be inserted from both ends into the space surrounded by the bottom surface 60a and the side surface 60b, and the field surface 10 is held by the ceiling surface 60c serving as a pressing portion.
A connecting member 60 shown in FIG. 15 includes a receiving portion 61 on which the field edge 10 can be temporarily placed. The receiving portion 61 is formed as an extending portion that extends from the bottom surface 60 a of the connecting member 60. The receiving portion 61 is formed with standing portions 63 on both sides.

FIG. 16 shows a method for installing the two field edges 10 using the connecting member 60. First, as shown to Fig.16 (a), one field edge 10 to which the connection member 60 was attached is installed. At this time, the connecting member 60 is in a state in which the receiving portion 61 protrudes.
Next, as shown in FIG.16 (b), the other field edge 10 'is installed. The other field edge 10 ′ is arranged straight toward the receiving portion 61 of the connecting member 60. And the front-end | tip 11 of one field edge 10 and the front-end | tip 11 'of the other field edge 10' contact.
And the connection member 60 is slid in the state which the two field edges 10, 10 'contacted. Thereby, as shown in FIG.16 (c), the edge part of both the field edges 10 and 10 'is located in the connection member 60, and the field edges 10 and 10' are connected.

  By using the connecting member 60 of the present example, when the other field edge 10 ′ is disposed, the other field edge 10 ′ is disposed without being retracted or inclined as in the prior art. It is possible to connect the field edges 10 and 10 ′ by sliding the connecting member 60. Accordingly, it is possible to connect the field edges 10 even in a limited space.

Hereinafter, the construction procedure of the foundation frame for attaching the ceiling surface material will be described.
First, the runner 5 is constructed. The runner 5 is fixed to the half-split bar 3 on the outer wall. At this time, the end of the runner 5 is disposed with a predetermined clearance from the end of the outer wall. Further, when arranging a plurality of runners 5 while adding them, a predetermined clearance is provided between adjacent runners 5.
Furthermore, in order to hold | maintain the field edge 10 reliably on the edge part side of the runner 5, it is made for the edge part of the runner 5 to become a predetermined dimension long from the arrangement position of the field edge 10. FIG.
Next, the edge 10 near the outer wall is attached. At the side of the outer wall, a single-sided perforated field edge 10 as shown in FIG. 2 is arranged, and a screw 4 is driven through the hole of the field edge 10 to fix it to the wooden cross 3 of the outer wall.
Next, the hanging object 30 is attached to the field edge receiving material 20. The suspension 30 is attached to the field edge receiving material 20 on the ground.
When the hanging object 30 is attached to the field edge receiving material 20, the hanging object 30 is lifted upward in a state where the hanging object 30 is attached to the field edge receiving material 20, and the hanging object 30 is attached to the beam 2 or the truss.
Since the field edge receiving member 20 is attached at a position away from the beam 2 or the truss by a predetermined distance, attention is paid to the direction in which the hanging object 30 is attached.
The field edge receiving material 20 is installed so that the end located on the outer wall side is separated from the outer wall by a predetermined distance. Further, the end portion that is not located on the outer wall side is arranged with a margin so that the end portion of the field edge receiving material 20 extends a predetermined dimension from the position where the field edge 10 is disposed.

When the field edge receiving material 20 is supported by being suspended horizontally, the field edge 10 is attached to the field edge receiving material 20. A clip member 40 is attached to the field edge 10, and the clip member 40 is attached by being pushed into the slit 21 of the field edge receiving material 20.
Further, when a plurality of field edges 10 are provided and these field edges 10 are connected, the connection members 50 or 60 described above are used for connection.
In addition, when there exists opening, such as a ceiling inspection opening, a T-shaped connection member as shown in FIG. 17 is used, and the field edge 10 is jointed to T shape.
Moreover, when an internal pillar is arrange | positioned, the field edge 10 is each shifted to the left and right, and an internal pillar is dodged.
In this way, the base frame is assembled. Thereafter, the ceiling surface material 1 is fixed to the lower side surface of the field edge 10 with screws or the like, and the construction of the ceiling is completed.

It is explanatory drawing which shows the ceiling structure using the hanging object of the field edge receiving material which concerns on this invention. It is explanatory drawing which shows the attachment state of the field edge by the wall. It is explanatory drawing which shows the web surface and cross section of a field edge receiving material. It is a perspective view of a clip member. It is A view of FIG. It is the B view and C view of FIG. It is explanatory drawing which shows the state which attached the clip member and the field edge to the field edge receiving material. It is explanatory drawing of a hanger. It is explanatory drawing which shows the attachment state of the hanging thing to a field edge receiving material. It is explanatory drawing which shows the extending member and latching piece of a hanging object. It is a side view of a connection member. It is D view of FIG. It is E view of FIG. It is explanatory drawing which shows the state which attached the field edge to the connection member. It is a perspective view of the connection member concerning other embodiments. It is explanatory drawing which shows the connection method of the field edge by the connection member of FIG. It is explanatory drawing which shows an example of the connection member used for connection of a field edge in a construction process. It is explanatory drawing which shows a prior art example.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Ceiling material, 2 Beam, 3 Wooden crosspiece, 4 Screw, 5 Runner, 10 Field edge, 20 Field edge receiving material, 21 Slit, 22 Lip part, 23 Through-hole, 30 Hanging bracket, 31 Beam attachment part, 31a Sheath Part, 31b, 31d collar part, 31c slide member, 32a, 32b nut, 33 long bolt, 35a locking piece, 35b wing nut, 35c washer, 35d toothed part, 35e, 35f side of locking piece, 40 clip member 41 claw part, 41a rising part, 41b protrusion, 42 side wall, 43 connecting wall, 50 connecting member, 51 main body part, 52 side wall, 53 presser part, 54 claw part, 60 connecting member, 6 1 receiving part

Claims (4)

A holding jig for fixing a field edge used for a ceiling base material to a field edge receiving material,
The field edge is arranged to intersect the field edge receiving material,
A main body having a pair of side walls and a connecting wall connecting the pair of side walls; and a pair of claws provided on the pair of side walls;
The main body is formed to be able to engage the field edge,
The claw portion includes a pair of rising portions standing on both sides of the side wall and a pair of protrusions protruding outward from the tip of the rising portion, and can be fitted into a slit formed in the edge receiving material. And is formed to be engageable with lip portions located on both sides of the slit ,
The edge holding jig , wherein the side wall is provided between the pair of rising portions . The pair of claw portions includes a total of four protrusions,
2. The field edge retainer according to claim 1 , wherein the rising portions are provided independently of each other . The rising portion drop holder wild edge according to claim 1, characterized in that it is formed curved toward tip inward.   2. The field edge retainer according to claim 1, wherein the lip portion of the field edge receiving member is bent toward an opposing surface, and the claw portion is engaged with the bent lip portion.

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