JP2017078303A - Gutter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a gutter that improves workability for mounting the gutter in a wall without dropping a nut in the work for clamping two members by fitting the nut in a bolt.SOLUTION: A gutter is configured as follows: an odd-shaped nut 40 is provided with a locking protrusion 40b in an outer circumference of a nut body 40a; alternatively, a connector 20 is provided with a nut mounting part 49 for mounting the odd-shaped nut by locking a locking protrusion to a locking groove 55 of a first connecting plate 35, and small protrusions 44, 45 are provided vertically by placing a through-hole 15 in between; a retaining part 59 for stopping and regulating the odd-shaped nut from slipping vertically in the width direction out of a recess 50 with small protrusions, the retaining part for regulating the odd-shaped nut from falling off out of the nut mounting part, is provided in an outside plate surface 20b; the odd-shaped nut is previously mounted in nut mounting part of the first connecting plate before the use and assembled so as not to come off; and it is performed so that there is no room of dropping the nut by taking wrong handling in the case of work when the odd-shaped nut is tightened in a screw part 25b inserted in the through-hole of the bolt and the connector is fixed to the supporting tool 16.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a vertical gutter attached to a wall by connecting a vertical gutter body to a support fixture fixed to a wall of a building with a coupling tool.

  Conventionally, for example, as shown in FIG. 16, this type of vertical gutter is fixed to a long cylindrical vertical gutter body t attached to a wall w of a building with a space in the height direction of the wall w. A support tool s for supporting the downarm main body t, a connection tool j for connecting the downboard main body t to the support tool s, and a cover c for covering the connection tool j. To be attached to the wall w (see Patent Document 1).

  In this conventional vertical rod, in particular, the vertical axis main body t is provided with a support portion 1 that protrudes radially outward from the outer peripheral surface in the length direction, and has a convex shape with a triangular cross section that spreads outward from the outer peripheral surface. Forming. On the other hand, the support s includes a battledore support arm 2 including a cylindrical anchor a driven into a concrete wall w, a wing plate portion 2b having a long hole 2a for inserting a bolt, and a screw shaft portion 2c. The screw shaft portion 2c is screwed into the anchor a, and the wing plate portion 2b is fixed to the wall w in a state of protruding from the wall surface. On the other hand, the connector j includes a first sandwiching plate 4 and a second sandwiching plate 5 connected by a connecting piece 3, and the first sandwiching plate 4 is provided with bolt holes 4 a made up of a plurality of rectangular long holes. The coupling bolt b1 and the clamping bolt b2 are engaged with the bolt holes 4a with bolt heads on the hole edges, respectively, and the second clamping plate 5 has the same position as that of the bolts b1 and b2. A plurality of bolt holes 5a made of rectangular long holes are provided, a connecting piece 6 is provided at the end opposite to the connecting piece 3 side, and holding pieces 7a and 7a are provided at one side edge of both holding plates 4 and 5. ing.

  Therefore, when connecting the vertical gutter main body t to the support s using the coupler j and attaching it to the wall w, the vertical gutter main body t is arranged with the support portion 1 facing the wall w side, while protruding from the wall w. The connecting tool j in a flat unfolded state is arranged on the supporting arm 2 to be bent, and then the connecting piece 3 is bent so that the supporting arm 2 is sandwiched between the first and second sandwiching plates 4 and 5, and the sandwiching piece 7a. 7a, the support portion 1 of the vertical rod main body t is sandwiched, and the coupling bolt b1 and the clamping bolt b2 are passed through the through hole 5a of the second sandwiching plate 5, and then the connecting piece 6 is connected to the first sandwiching plate 4 side. Next, the nut 8 is fastened to the screw tips of the bolts b1 and b2, and the support portion 1 of the vertical rod main body t is fastened to the support arm 2.

JP 2009-150153 A

  However, in the conventional vertical shaft, when the nut 8 is fastened to the tip of the screw portion inserted into the through hole 5a of the bolts b1 and b2, and the connecting member j is fastened to the support member s, the operation is relatively incommensurate along the wall. Since it is carried out at a stable height, if a small nut 8 is picked and handled, it may be accidentally removed. Then, it is necessary to go down to the ground every time and collect the nuts one by one, and then perform the mounting work again, and there is a problem that the series of mounting work takes a lot of time and effort and the workability is poor.

  Accordingly, an object of the present invention is to improve the workability of attaching a vertical rod to a wall without removing the nut when the nut is fitted to the bolt and the two members are tightened.

  The invention according to claim 1 is, for example, as shown in the embodiment shown below, a vertical fence main body 10 attached to a wall W of a building, and a support 16 fixedly provided at intervals in the height direction of the wall W. The connecting tool 20 is fastened to the support tool 16 to connect the downboard main body 10 to the support tool 16. The connecting tool 20 has a head sandwiched between the inner plate surfaces 20a. The first and second connecting plates 35 and 36 are fastened by using the attached bolt 25 and the deformed nut 40, and the deformed nut 40 is inserted into the threaded portion 25b of the headed bolt 25 inserted into the through hole 15 of the connecting plate. And the locking nut 40 is provided on the outer periphery of the nut main body 40a while the first coupling is provided. The locking projection 40b is engaged with the plate 35. Thus, the nut mounting portion 49 for mounting the deformed nut 40 so that the female screw hole 41 can move in the direction passing over the through hole 15, and the omission for restricting the deformed nut 40 from dropping off from the nut mounting portion 49. The stop portion 59 is formed on the outer plate surface 20b.

  According to the second aspect of the present invention, in the vertical shaft T according to the first aspect, for example, as shown in the embodiment shown below, the through hole 15 is inclined by the support 16 fixed to the wall W. It is formed by a long hole in the direction.

  A third aspect of the present invention provides a cover 60 that covers the support tool 16 and the connection tool 20 connected to the support tool 16 in the downspout T of the first aspect, for example, as shown in the following embodiment. It is characterized by being covered with.

  According to the first aspect of the present invention, the connecting device for connecting the vertical rod main body to the support device is fastened using the headed bolt and the deformed nut with the support device sandwiched between the inner plate surfaces. When the deformed nut is screwed into the threaded portion of the head bolts inserted into the through holes of the connecting plates and the connector is fastened to the support, the deformed nut includes the outer periphery of the nut body. The first connecting plate is provided with a locking projection, and the first connecting plate has a nut mounting portion for locking the locking projection and mounting the deformed nut so that the female screw hole passes through the through-hole. A configuration in which a retaining portion for preventing the deformed nut from falling off from the mounting portion is formed on the outer plate surface, and the deformed nut is assembled to the nut mounting portion of the first connecting plate in advance so as not to be removed before use. So, in the first place, the threaded part inserted into the through hole of the bolt is deformed There is no room to accidentally remove the deformed nut when performing the installation work of tightening the nut and fastening the connecting member of the two members to the support, and as a result, without extra time and effort, The downboard main body can be efficiently attached to the wall W to improve workability.

  According to invention of Claim 2, when attaching a vertical gutter main body to a wall, even if a support tool is inclined and fixed to the wall, a through hole is formed with a long hole long in the inclination direction of the support tool. On the other hand, the deformed nut is mounted on the nut mounting portion so as to be movable in the width direction of the first connecting plate through which the female screw hole passes through the through hole through the locking convex portion. The position of the engagement height can be adjusted by shifting in the direction, and can be easily aligned so that the through hole communicates.

  According to the third aspect of the present invention, it is possible to prevent the appearance from being deteriorated by covering the support and the connection tool connected to the support tool with the cover to expose the bolts and nuts.

It is a disassembled perspective view which shows the vertical hook which is an example of this invention. It is a perspective view which shows a deformed nut. (A) It is a perspective view which shows the 1st connection plate (B) 2nd connection plate of a connection tool. It is a perspective view which shows the engagement method of a connection plate in the step which (A) opened the force point part of each connection plate, and narrowed between the action point parts of the front-end | tip (B). It is a perspective view which shows the engagement method of a connection board in the reverse direction to FIG. It is a disassembled perspective view containing the cover of a vertical fence. It is a side view similar to FIG. 6 containing a cover of a vertical fence. It is a top view which shows a vertical fence in a wall mounting state. It is a perspective view which shows the installation construction method of a vertical fence in process order (A)-(E). It is a perspective view which expands and shows the (B) process in FIG. It is a perspective view which expands and shows the (C) process in FIG. It is a perspective view which expands and shows the (D) process in FIG. It is a perspective view which expands and shows the (E) process in FIG. It is an assembly perspective view which shows a vertical hook in the disassembled state of a cover. It is an assembly perspective view of the vertical hook which completed the assembly | attachment by covering. It is a perspective view which shows the conventional vertical gutter.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is an exploded perspective view showing a vertical hook which is an example of the present invention. The downspout T in the illustrated example includes a downspout main body 10 that is attached to a concrete wall W of a building, for example, and a support 16 that supports the downspout main body 10 by being fixed at intervals in the height direction of the wall W. The connecting tool 20 is connected to the support tool 16 and the cover 60 covering the connecting tool 20 fastened to the support tool 16 is provided. Attach to W.

  The vertical rod main body 10 is formed by an aluminum extrusion molding method, and has a length of a pair of connecting ribs 10b and 10b protruding from the outer peripheral surface in a direction facing each other on the outer peripheral surface of the long cylindrical main body portion 10a. Molded in one direction. As shown in FIG. 6, the connecting ribs 10b and 10b are obliquely projected from the outer peripheral surface of the main body 10a so as to face each other, and the engaging grooves 11 and 11 are directed to the inner side between the outer peripheral surfaces. The groove cross section is gradually formed to be tapered. The outer surface and inner surface of the entire vertical gutter main body are surface-treated to form an oxide film, which is colored. Note that the downboard main body 10 is not limited to aluminum but may be made of other metals such as stainless steel, and may be made of a resin such as polyvinyl chloride.

  The support 16 includes a shaft-shaped anchor 12 having a female screw hole 12 a in which a female screw is screwed on an inner peripheral surface, and a support arm 30 that is screwed to the anchor 12. The support arm 30 is a stainless steel clad plate metal fitting, and includes a screw shaft portion 30a to be screwed into the female screw hole 12a of the anchor 12, and a blade plate portion 30b extending in the axial direction from the end portion of the screw shaft portion 30a. In the wing plate portion 30b, a horizontally long elliptical bolt insertion hole 13 is arranged in parallel in the longitudinal direction.

  The anchor 12 is a grip anchor that is embedded by being driven into mounting holes formed one by one at intervals in the height direction of the wall W to which the vertical rod main body 10 is attached. The support 16 is fixed to the wall W in such a manner that the screw shaft portion 30a of the support arm 30 is screwed into the screw hole 12a of the anchor 12 and the wing plate portion 30b stands vertically and protrudes horizontally from the wall W. .

  The connecting tool 20 is a means for connecting the vertical scissors main body 10 to the support tool 16 using the lever principle in particular, and the head bolt 25 is deformed by sandwiching the support tool 16 between the inner plate surfaces 20a and 20a. A pair of first connecting plate 35 and second connecting plate 36 that are tightened using a nut 40 are provided.

  The headed bolt 25 in the illustrated example is a hexagon bolt. The deformed nut 40 is a hexagonal nut as shown in FIG. 2, and is provided with a circular hook-like locking projection 40b on the outer periphery coaxially with the female screw hole 41 at the center of the nut body 40a.

  As shown in FIGS. 3, 4, and 5, the first and second connecting plates 35 and 36 are each made of aluminum and have a large thickness, and the proximal end side long force point portions 35 a and 36 a and the force point The action point portions 35b and 36b that engage with the engagement groove 11 of the vertical rod main body 10 at the tip away from the portions 35a and 36a and the fulcrum portions 35c and 36c formed near the action point portions 35b and 36b are integrally formed. Mold.

  The force point portions 35a and 36a correspond to the length of the wing plate portion 30b of the support arm 30 and are formed in a slightly long rectangular shape with a thickness of about 5 mm. The one force point portion 35a is the thickness of the deformed nut 40. The concave portions 50 having a depth corresponding to the height are arranged in parallel across the short width direction, while the other power point portion 36a widths the concave portion 51 having a depth corresponding to the height of the head 25a of the bolt 25. Install in parallel across the direction. A through hole 15 through which the threaded portion 25b of the headed bolt 25 is inserted is formed in the bottom of the concave portions 50 and 51 in the force point portions 35a and 36a, respectively.

  In the first connecting plate 35, the fulcrum portion 35c has a cross section from one side in the thickness direction of the force application portion 35a, that is, from the inner plate surface 20a, as shown in FIGS. 3 (A), 4 (A) and 5 (A). A semicircular convex shape is formed, and an action point portion 35b is formed by extending from the tip of the fulcrum portion 35c to the other side in the thickness direction of the force point portion 35a, that is, toward the outer plate surface 20b. In the second connecting plate 36, the fulcrum portion 36c is formed on one side in the thickness direction of the force point portion 36a, that is, on the inner plate surface 20a, as shown in FIGS. 3 (B), 4 (B) and 5 (B). The connecting plate 35 is formed in a semicircular concave shape that can be fitted in correspondence with the fulcrum part 35c of the connecting plate 35, and the action point part 36b is further extended from the tip of the fulcrum part 36c to the other side in the thickness direction of the force point part 36a. It is formed to extend in a convex shape toward the surface 20b. The action point portions 35b and 36b are both formed into a taper convex shape in accordance with the groove shape of the engagement groove 11 of the vertical rod main body 10, and are in close contact with the engagement groove 11 while being engaged with each other. L is slidably engaged.

  As shown in FIGS. 1, 3, 4, and 5, the connecting tool 20 includes a circular hook-shaped locking projection of the deformed nut 40 on the side wall facing the recess 50, as shown in FIGS. 1, 3, 4, and 5. A locking groove 55 for locking the portion 40b is provided in the width direction. Small protrusions 44 and 45 are provided on the upper and lower sides of the through hole 15 in the concave surface 50a of the concave portion 50. The small protrusions 44 and 45 protrude with a longer interval than the diameter of the nut main body 40 a of the deformed nut 40. Therefore, the connector 20 is configured to lock the locking convex portion 40b in the locking groove 55 on the outer side surface 20b of the first connecting plate 35 and place the deformed nut 40 in the concave portion 50 between the small protrusions 44 and 45. A nut mounting portion 49 that is movably mounted up and down in the width direction of 35c is formed, and a retaining nut that restricts the mounted deformed nut 40 from rubbing through the recess 50 in the width direction up and down by small projections 44 and 45. A portion 59 is formed. Therefore, in the vertical shaft T of the present invention, the connecting tool 20 is assembled by mounting the deformed nut 40 on the nut mounting portion 49 of the first connecting plate 35 in advance before use.

  In addition, as shown in FIG. 1 and FIG. 6, the vertical shaft T includes a support 60 and a cover 60 that covers the connection tool 20 connected to the support tool 16. The cover 60 includes a base lower cover 62 and a box-shaped upper cover 61 that covers the lower cover 62. The lower cover 62 is provided with mounting rails 62a parallel to both side edges of a long rectangular plate material. A slide groove 63 is recessed outside the mounting rail 62a. The upper cover 61 is formed in a longitudinal case shape having a U-shaped cross section by a pair of side plate portions facing each other so as to cover the first and second connecting plates 35 and 36 and an upper plate portion between upper edges of the side plate portions. . An engaging rib 61a parallel to the inner side of the lower edge of the side plate portion is formed.

  Now, a construction method for attaching the vertical gutter main body 10 to the wall W in the vertical gutter T having the above-described configuration will be described. First, mounting holes are drilled one by one at predetermined positions spaced in the height direction of the wall W of the building to which the vertical gutter main body 10 is attached, and anchors 12 are embedded in the mounting holes. The support shaft 16 is fixed to the wall W by screwing the screw shaft portion 30a into the anchor 12 and screwing the support arm 30 to the anchor 12, and as shown in FIG. The support arm 30 is set on the wall W with the portion 30b upright.

  Next, after placing the downboard main body 10 with the connecting ribs 10b and 10b facing the support arm 30 of the support 16, as shown in FIG. 9B and FIG. After the action point portion 36b of the second connecting plate 36 is engaged with the engagement groove 11 on one side, the force point portion 36a is overlapped with the blade portion 30b of the support arm 30 at the position where the holes 13 and 14 communicate with each other. As shown in FIG. 11, the threaded portion 25 b of the headed bolt 25 is once inserted into the through hole 15, and the second connecting plate 36 is hooked on the support 16.

  Next, as shown in FIG. 9C and FIG. 12, the first connecting plate 35 engages the action point portion 35b with the engagement groove 11 on the other side of the support arm 30, and the fulcrum portions 35c and 36c of each other. The fitting 20 is set in a sandwich state in which the through-holes 13, 14, and 15 communicate with each other by sandwiching the wing plate 30 b of the support arm 30 with the mutual force point portions 35 a and 36 a in a state where they are fitted in irregularities.

  At this time, the first and second connecting plates 35 and 36 are engaged with the engagement groove 11 so that the action point portions 35b and 36b are slidable in the flange length direction L. The engagement height position can be adjusted by shifting in the length direction L, and can be easily aligned so that the through holes 13, 14, and 15 communicate with each other.

  After that, in the vertical shaft T, as shown in FIG. 9D and FIG. 12, the connecting tool 20 is fastened to the support 16 using the head bolt 25 and the deformed nut 40. After inserting the head bolt 25 into the through holes 13, 14, and 15 again, as shown in FIGS. 9E and 13, the deformed nut 40 is screwed into the threaded portion 25b of the head bolt 25. The first and second connection plates 35 and 36 of the connector 20 are fastened to the support arm 30 of the support 16, and the vertical rod main body 10 is supported by the wall W via the connector 20 and the support 16.

  Normally, when the nut 20 is fastened to the threaded portion inserted into the through hole of the bolt in this way and the connecting member 20 of the two members is fastened to the support 16, the installation work of the vertical rod main body 10 is relatively incommensurate along the wall. Since the operation is performed at a stable height, if a small nut is picked and handled, the nut may be inadvertently removed, and the work of attaching the downspout main body 10 takes extra time and time, and the workability is reduced.

  However, in the illustrated vertical rod T of the present invention, the deformed nut 40 is provided with a hook-shaped locking projection 40b on the outer periphery of the nut body 40a, while the locking projection 40b is connected to the connector 20 in the first connection. A nut mounting portion 49 for mounting the deformed nut 40 by locking with the locking groove 55 of the plate 35 is provided, and small protrusions 44 and 45 are provided in the upper and lower portions with the through hole 15 in between. The outer plate surface 20b is provided with a retaining portion 59 for restricting the deformed nut 40 from dropping off from the nut mounting portion 49. Since the deformed nut 40 is assembled in advance so that it does not come off by attaching it to the nut mounting portion 49 of the first connecting plate 35 before use, the deformed nut 40 is originally inserted into the threaded portion 25b inserted into the through hole of the bolt. Tightening 2 There is no room for accidentally removing the deformed nut 40 when attaching the connecting member 20 of the member to the support 16, and as a result, there is no need for extra effort and time. 10 can be efficiently attached to the wall W to improve workability.

  Moreover, in the illustrated vertical gutter T of the present invention, when the vertical gutter main body 10 is attached to the wall W in this way, even if the support tool 16 is tilted and fixed to the wall W, the through hole 15 is provided in the support tool 16. On the other hand, an odd-shaped nut 40 is formed with an elliptical long hole that is long in the tilting direction, and the nut 40 is mounted so as to be freely movable in the width direction of the first connecting plate 35 through which the female screw hole 41 passes over the locking hole 40b Since it is attached to the portion 49, the deformed nut 40 is shifted in the heel length direction L as necessary to adjust the engagement height position, and is easily aligned so that the through holes 13, 14, and 15 communicate with each other. be able to.

  As described above, at each predetermined position in the height direction of the wall W, after fastening the deformed nut 40 to the threaded portion 25b of the head bolt 25 and fastening the connector 20 to the support 16, the vertical rod T is As shown in FIG. 14, the lower cover 62 is hooked on the engaging groove 11 of the vertical rod main body 10 at the lower end of the lower cover 62, and the lower cover 62 of the lower cover 62 is As shown in FIG. 15, the engaging groove 61a of the upper cover 61 is engaged with the slide groove 63, and the supporting tool 16 and the connecting tool 20 connected to the supporting tool are covered with the cover 60 to expose the bolts and nuts. To prevent the appearance from deteriorating.

  When the fastened coupling tool 20 and the support tool 16 are thus covered with the cover 60 and fastened, the vertical gutter main body 10 is attached to the wall W of the building to construct the vertical gutter T.

  Now, in the vertical rod T of the illustrated example, when the connecting tool 20 is connected to the support tool 16, as shown in FIG. 1, the fulcrum portions 35 c and 36 c of the connecting plates 35 and 36 are engaged with the projections and depressions. Since the point portions 35a and 36a are engaged with the engaging groove 11 and the force point portions 35a and 36a sandwiching the support arm 30 therebetween are tightened using the fastening means of the head bolt 25 and the deformed nut 40, the principle of the lever That is, when the fastening force by the fastening means is applied to the force point portions 35a and 36a far from the fulcrum portions 35c and 36c, the action point portions 35b and 36b close to the fulcrum portions 35c and 36c are connected to the fulcrum portions as fulcrums. 10b and 10b are rotated in the direction to push open, and the tightening force by the fastening means acts as a large pressing force at the action point portions 35b and 36b. Therefore, the action point portions 35b and 36b are connected to the connecting rib 10b. And strongly pressed the outer peripheral surface between 10b and the ribs, and engaged with the engaging groove 11 in its coercive state, thereby firmly fastened by connecting a down pipe body 10 with connector 20 to the bracket 16.

T vertical shaft W wall 10 vertical main body 11 engagement groove 12 anchor 15 through hole 16 support tool 20 connection tool 25 headed bolt 35 first connection plate 36 second connection plate 40 deformed nut 41 female screw hole 49 nut mounting portion 55 Stop groove 59 Retaining part 60 Cover

Claims (3)

A downspout main body attached to the wall of the building, a support fixture fixed at an interval in the height direction of the wall, and a connecting tool fastened to the support to connect the downspout main body to the support, The connecting device includes first and second connecting plates that are clamped by using a headed bolt and a deformed nut with the support member interposed between the inner plate surfaces, and inserted into through holes provided in the connecting plates. A vertical hook for screwing the deformed nut into a threaded portion of a head bolt and fastening the coupling to the support,
The deformed nut is provided with a locking projection on the outer periphery of a nut body having a female screw hole at the center, while the deformed nut for locking the locking projection is formed on the first connecting plate with the female screw hole. A vertical gutter comprising a nut mounting portion that is movably mounted in a direction passing through a through hole, and a retaining portion that restricts the deformed nut from dropping from the nut mounting portion.   The vertical gutter according to claim 1, wherein the through hole is formed as a long hole that is long in a tilt direction of the support member fixed to the wall.   The vertical gutter according to claim 1 or 2, wherein the support and the connector connected to the support are covered with a cover.

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