JP4745844B2 - Hanging bolt steady rest device - Google Patents

Description

  The present invention relates to a suspension bolt steadying device in which bracing braces are inserted between adjacent suspension bolts for hanging ceiling materials suspended from the ceiling of a building frame.

  In order to prevent the damage and fall of the ceiling material in the event of an earthquake, a suspension brace is made between the adjacent bolts for hanging the ceiling material suspended from the ceiling of the building frame. Various bolt steady rest devices have been proposed. Although conventional literature such as a patent publication cannot be specifically cited as a conventional suspension bolt steadying device, the conventional suspension bolt steadying device has a large number of parts, and the manufacturing cost of the device is high. There is a problem that it takes a lot of time and effort to attach the braces to the suspension bolt and the construction cost is high.

  The present invention provides a suspension bolt steadying device that has a simple structure, has a small number of parts, can be manufactured at low cost, and can be easily attached to a suspension bolt with a bracing brace, thereby reducing the construction cost. For the purpose.

Means for solving the above problems will be described with reference numerals in the embodiments described later. The invention according to claim 1 is adjacent to the ceiling material hanging suspension bolt 1 suspended from the ceiling portion S. A bracing brace 2 is inserted between the fittings 1 and 1, the upper end of the brace 2 is attached to the upper end of one of the adjacent hanging bolts 1 via the upper end attaching means 3, and the lower end of the brace 2 is attached A suspension bolt steadying device attached to the lower end of the other suspension bolt 1 via the lower end attachment means 4,
The upper end mounting means 3 has an inclined piece 5b extending downwardly from one end or both ends of a horizontal piece 5a having a bolt fitting groove 7, and projecting perpendicularly from the lower end of the inclined piece 5b. A screw hole 8 is provided in the projecting piece portion 5c, and a bolt fitting groove 7 of the horizontal piece portion 5a is fitted into the suspension bolt 1, and a pair of upper and lower nuts 16 and 16 screwed to the suspension bolt 1 are used. A mounting bracket 5 to which the horizontal piece 5a is clamped and fixed, and one end portion side is connected to the upper end portion of the brace 2 and the other end side is a mounting bolt 6 screwed into the screw hole 8 of the mounting bracket 5;
The lower end attachment means 4 is composed of a mounting piece 9 in which a slant piece 9b extends in an upward inclined manner from one end or both ends of a horizontal piece 9a having a bolt fitting groove 10, and the horizontal piece 9a. The hanger mounting nuts 18 and 18 that are screwed into the lower end portion of the suspension bolt 1 and the hanger 11 are clamped and fixed to the hanger 11 by inserting the bolt fitting groove 10 of the hanger into the suspension bolt 1. It is characterized in that the portion 9b is connected to the lower end of the brace 2.

The suspension bolt steadying device according to claim 1, wherein the slant piece 9b of the mounting bracket 9 in the bottom end attachment means 4 is a slant piece extending from one end or both ends of the horizontal piece 9a. It is characterized by comprising a main body 9b ₁ and a bracing attachment piece 9b ₂ projecting perpendicularly from one side edge of the slant piece main body 9b ₁ and having a screw insertion hole 24.

A third aspect of the present invention provides the suspension bolt steadying device according to the first or second aspect, wherein the mounting bracket 20 is common to the upper end mounting means 3 and the lower end mounting means 4, and the mounting bracket 20 is bolt-fitted. A horizontal piece 20a having a joint groove 10, a slant piece 20b extending in an inclined manner from one or both ends of the horizontal piece 20a, and a right angle projecting from the tip of the slant piece 20b. The slant piece 20b includes a slant piece main body 20b ₁ extending from one end or both ends of the horizontal piece 20a, and one side edge of the slant piece main body 20b _1. And a bracing attachment piece 20b ₂ having a screw insertion hole 24. The protrusion 20c with the screw hole 8 protrudes from the tip of the inclined piece main body 20b _1. It is characterized by.

  The effect of the invention by the above-described solution means will be described with reference numerals of the embodiments described later. According to the invention according to claim 1, the structure of the upper end attaching means 3 and the lower end attaching means 4 is simple and is a component. Since the number of points is small, it can be manufactured at low cost, and when attaching to the suspension bolt 1, the bolt fitting grooves 7, 10 of the mounting brackets 5, 9 are fitted to the suspension bolt 1, and the nuts 16, 16, 18, 18, and when the mounting bolt 6 is screwed in, the operator holds the bracing brace 2 diagonally, and the tip of the bolt main body 6 b projecting from the upper end of the brace 2 is the protruding piece 5 c. It is only necessary to rotate the brace 2 in the screwing direction by pushing it into the screw hole 8, so that the mounting operation at a high place can be performed easily and easily.

According to the second aspect of the invention, the inclined piece 9b of the mounting bracket 9 in the lower end attaching means 4 includes the inclined piece main body 9b ₁ extending from one end or both ends of the horizontal piece 9a, and the inclined piece. When the channel material or the like is used as the bracing brace 2 for the steady rest, it is composed of the bracing attachment piece 9b ₂ that protrudes at a right angle from one side edge of the body 9b ₁ and has the screw insertion hole 24. Is placed between the braces 2 and 2 in a horizontal posture (in the channel material, the opening faces sideways), so that it can effectively act as a brace for steadying, such a horizontal orientation The lower end of the brace 2 can be accurately and easily attached in the posture.

  According to the invention of claim 3, since the mounting bracket 20 can be shared by the mounting bracket 5 of the upper end mounting means 3 and the mounting bracket 9 of the lower end mounting means 4, the manufacturing cost of the mounting bracket 20 can be significantly reduced. There is.

  Hereinafter, a preferred embodiment of the present invention will be described. FIG. 1 shows a bracing brace 2 between suspension bolts 1 and 1 adjacent to each other of suspension bolts 1 suspended from a ceiling slab S of a building frame. 2 is an enlarged exploded perspective view of a portion surrounded by an arrow A in FIG. 1, and FIG. 3 is an enlarged exploded perspective view of a portion surrounded by an arrow B in FIG. An upper end portion of each suspension bolt 1 is screwed to an insert (not shown) embedded in a ceiling slab (ceiling portion) S, and a hanger 11 is attached to a lower end portion of each suspension bolt 1. The hanger 11 supports a field edge receiver 12, and a ceiling material 14 is suspended via a field edge 13 attached to the field edge receiver 12.

  As shown in FIG. 1, the suspension bolt steadying device according to the present invention inserts a bracing brace 2 between adjacent suspension bolts 1 and 1 of a suspension bolt 1 suspended from a ceiling slab (ceiling part) S. The upper end of this brace brace 2 is attached to the upper end of one of the adjacent hanging bolts 1 via the upper end attachment means 3, and the lower end of the brace brace 2 is connected to the other via the lower end attachment means 4. It is made to attach to the lower end part of the suspension bolt 1.

  Thus, as shown in FIG. 2, the upper end attaching means 3 has an inclined piece 5b extending downward from one end of the horizontal piece 5a having the bolt fitting groove 7, and the inclined piece 5b. A screw hole 8 is provided in a projecting piece portion 5c projecting upward at a right angle from the lower end of the screw, and a bolt fitting groove 7 of the horizontal piece portion 5a is fitted into the suspension bolt 1 and screwed into the suspension bolt 1. The mounting bracket 5 in which the horizontal piece 5a is clamped and fixed by a pair of upper and lower nuts 16 and 16, and the flat plate-like portion 6a on one end side are fixed to the upper end of the bracing brace 2 by screws 17, etc. The bolt main body 6b on the end side is constituted by a mounting bolt 6 screwed into the screw hole 8 of the mounting bracket 6.

  The mounting bracket 5 of the upper end mounting means 3 is formed into a shape as shown in FIG. 2 by appropriately bending a metal plate such as an iron plate that has been previously formed into a band shape having a predetermined width. Reinforcing ribs 15 are provided on the inclined piece 5 b of the mounting bracket 5. The mounting bolt 6 includes a flat plate portion 6a on one end side and a bolt main body portion 6b on the other end side, and the flat plate portion 6a has a plurality of screw insertion holes (not shown). .

  In the embodiment shown by the solid line in FIG. 2, the upper end portion attaching means 3 is formed by extending a sloping piece portion 5b from one end portion of the horizontal piece portion 5a having the bolt fitting groove 7 so as to be inclined downward. The projecting piece 5c protrudes perpendicularly upward from the lower end of the part 5b, but as shown by the phantom line in FIG. 2, both ends of the horizontal piece 5a having the bolt fitting groove 7 The slant piece portions 5b and 5b extend downward in a slanted manner, projecting piece portions 5c project from the lower ends of the slant piece portions 5b and 5b at a right angle upward, and screw holes 8 are formed in the respective projecting piece portions 5c. May be formed.

As shown in FIG. 3, the lower end mounting means 4 is composed of a mounting bracket 9 in which inclined piece portions 9b are extended in an upward inclined manner from both ends of a horizontal piece portion 9a having a bolt fitting groove 10. The horizontal piece 9a is fitted and fixed to the suspension bolt 1 by inserting the bolt fitting groove 10 of the horizontal piece 9a into the suspension bolt 1, and the hanger 11 and the hanger 11 are screwed into the lower end of the suspension bolt 1. The inclined piece 9b is fixed to the lower end of the brace 2 for steadying. The slant piece 9b of the mounting bracket 9 is projected at right angles from the slant piece main bodies 9b ₁ and 9b ₁ extending from both ends of the horizontal piece 9a and one side edge of each slant piece main body 9b _1. The bracing attachment piece 9b ₂ is provided with a screw insertion hole 24 in the bracing attachment piece 9b ₂ .

  As shown in FIG. 3, the hanger 11 has a known structure formed by pressing a metal plate such as an iron plate, and includes a horizontal support wall portion 11a having a bolt insertion hole 19 and the horizontal support wall portion 11a. A field edge receiving portion 11b that extends downward from one end of the wire and is formed in a substantially U shape so as to be able to receive the field edge 13. The bolt insertion hole 19 is passed through the suspension bolt 1 and attached to the suspension bolt 1 by sandwiching the horizontal support wall portion 11a with a pair of nuts 18 and 18 for attaching the hanger.

  The bracing brace 2 is preferably made of a channel material (grooved steel material) as shown in FIGS. 1 to 3, but an angle material (L-shaped steel material), a strip material, or the like may be used.

  Next, the installation work of the suspension bolt steadying device having the above-described configuration will be described. Now, the suspension bolt 1 of the existing ceiling device in which the suspension bolt steadying means is not provided is described above according to the present invention. When the bracing brace 2 is attached by the upper end attaching means 3 and the lower end attaching means 4 as described above, a plug-in nut 16 as shown in FIG. And attach a pair.

  That is, as shown in FIG. 4 (d), the plug-in nut 16 has a pair of ends 21a and 22a that are pivotally connected by a pivot 23 and the other ends 21b and 22b can be engaged with each other. It consists of nut halves 21 and 22, and both nut halves 21 and 22 are opened and inserted into the suspension bolt 1 as shown in FIG. As shown, the nut halves 21 and 22 can be closed and locked to be screwed onto the suspension bolt 1. Therefore, as shown in FIG. 2C, the two nuts 16 and 16 are attached to the required portion of the upper end of the suspension bolt 1 at a predetermined interval in the vertical direction.

  When the pair of nuts 16 and 16 are attached to the upper end required portion of the existing suspension bolt 1 as described above, the bolt of the horizontal piece 5a of the mounting bracket 5 in the upper end attachment means 3 as shown in FIG. The fitting groove 7 is fitted to the suspension bolt 1 from between the upper and lower nuts 16, 16 and the upper nut 16 is turned in the tightening direction so that the horizontal piece 5 a is sandwiched between the upper and lower nuts 16, 16. The mounting bracket 5 is fixedly attached to the required upper end portion of the suspension bolt 1.

  After attaching the mounting bracket 5 to the upper end portion of the suspension bolt 1 in this way, as shown in FIG. 2, the flat plate-like portion 6a of the mounting bolt 6 is connected to the upper end portion of the bracing brace 2 by screws 17, and this mounting is performed. The bolt body 6 b of the bolt 6 is screwed into the screw hole 8 in the protruding piece 5 c of the mounting bracket 5. When the mounting bolt 6 is screwed, the operator holds the bracing brace 2 obliquely at a required angle, and the tip of the bolt main body 6b protruding from the upper end of the brace 2 is the screw hole of the projecting piece 5c. If the entire brace 2 is rotated in the screwing direction in this state, the screwing operation is facilitated. The flat plate-like portion 6a of the mounting bolt 6 is screwed to the bottom wall portion 2a of the brace 2 made of a channel material as shown in FIG.

  After attaching the upper end portion of the bracing brace 2 to the upper end portion of the suspension bolt 1 via the upper end portion attaching means 3 comprising the mounting bracket 5 and the mounting bolt 6 as described above, the lower end portion of the bracing 2 is It is attached to the lower end of the suspension bolt 1 by the lower end attachment means 4. When attaching the lower end of the brace 2, as shown in FIG. 3, the upper nuts 18 of the upper and lower nuts 18, 18 sandwiching the horizontal support wall 11 a at the lower end of the suspension bolt 1 are loosened, A suitable gap as shown in the figure is provided between the nut 18 and the lower nut 18 by being pulled upward.

  Thus, the bolt fitting groove 10 of the horizontal piece 9a of the fitting 9 as the lower end fitting means 4 is fitted to the suspension bolt 1 through the gap between the upper and lower nuts 18 and 18, and the upper nut 18 is tightened. , The horizontal piece 9a is clamped between the upper and lower nuts 16 and 16, and the mounting bracket 9 is fixedly attached to the lower end of the suspension bolt 1.

After attaching the mounting bracket 9 to the lower end portion of the suspension bolt 1 in this way, the lower end portion of the bracing brace 2 is connected to one oblique piece portion 9b of the mounting bracket 9. In this connection, abutting the inner surface of the bottom wall 2a of the brace 2 formed of channel member, the brace attachment piece 9b ₂ of Hasuhen portion 9b from the state shown in FIG. 3, tapping type or drill in this state the type of screw 25 may be from the screw insertion hole 24 of the strut attachment piece 9b ₂ as screwed into the bottom wall portion 2a of the brace 2. As a result, the upper and lower ends of the bracing brace 2 are attached to the upper end of one suspension bolt 1 and the lower end of the other suspension bolt 1.

  The mounting bracket 9 of the lower end mounting means 4 shown in FIG. 3 is composed of a horizontal piece portion 9a and inclined piece portions 9b and 9b extending upward from both ends of the horizontal piece portion 9a. The lower end of one brace 2 is connected to the oblique piece 9b on the side, and the lower end of the other brace 2 is connected to the oblique piece 9b on the other side. Then, the upper end portion of the other brace 2 is connected to the upper end portion of the other suspension bolt 1 via the upper end attachment means 3.

Further, the slant piece 9b of the mounting bracket 9 in the lower end attachment means 4 has slant piece main bodies 9b ₁ and 9b ₁ extending integrally from both ends of the horizontal piece 9a, and one slant piece main body 9b ₁ . in the structure from the side edge portion consisting of a downward (or upward) orthogonally projecting from the screw insertion hole 24 with a brace mounting piece 9b ₂ Prefecture, the lower end of the brace 2 in the screw insertion hole 24 with a brace mounting piece 9b ₂ When a channel material is used as the brace 2 for steadying, the channel material is placed in a horizontal posture as shown in FIGS. 1 to 3 (a posture in which the opening of the channel faces sideways). In order to enable the lower end of the brace 2 to be accurately and easily attached in such a lateral posture since it can be effectively operated as a brace for steadying by being arranged between the braces 2 and 2. so That.

  FIG. 5 is an enlarged exploded perspective view of a portion surrounded by an arrow C in FIG. 1, and a lower end of a bracing brace 2 that spans between a suspension bolt 1 at the left end of FIG. 1 and a suspension bolt 1 adjacent thereto. The state which attaches a part to the lower end part of the suspension bolt 1 by the lower end part attachment means 4 is shown. The lower end attachment means 4 is composed of an attachment fitting 9 in which a slant piece 9b extends in an upward inclined manner from one end of a horizontal piece 9a in which a bolt fitting groove 10 is formed. The bolt fitting groove 10 is fitted into the suspension bolt 1, and the horizontal piece portion 9 a is clamped and fixed between the hanger mounting nuts 18 and 18 and the hanger 11 screwed to the lower end portion of the suspension bolt 1, and the oblique piece portion. 9b is connected to the lower end of the brace 2.

The slant piece 9b of the mounting bracket 9 includes a slant piece main body 9b ₁ extending integrally from one end of the horizontal piece 9a and a downward (upward) from one side edge of the slant piece main body 9b _1. It is also composed of a bracing attachment piece 9b ₂ with a screw insertion hole 24 projecting at a right angle. Like the lower end fitting means 4 shown in FIG. 3, the bracing attachment piece 9b ₂ is made of a channel material. The inner surface of the bottom wall 2a of the brace 2 is applied and screwed.

  The above-described installation of the suspension bolt steadying device is a so-called retrofit installation example in which the bracing brace 2 is attached to the suspension bolt 1 of the existing ceiling device by the upper end mounting means 3 and the lower end mounting means 4 of the present invention. However, the suspension bolt steadying device according to the present invention can also be applied to a case where a suspension bolt steadying device is newly attached to the suspension bolt 1 of the ceiling device at the time of new construction of a building. In this case, the pair of upper and lower nuts 16, 16 for fixing the mounting bracket 5 of the upper end mounting means 3 may be a plug-in nut 16 as shown in FIG. 4, an ordinary nut, or an ordinary nut. When used, it is necessary to screw it from the lower end of the suspension bolt 1.

  According to the suspension bolt steadying apparatus as described above, the upper end attachment means 3 for attaching the upper end of the brace 2 to the upper end of the suspension bolt 1 is one end or both ends of the horizontal piece 5a having the bolt fitting groove 7. The inclined piece 5b extends downward from the inclined portion, and a screw hole 8 is provided in the protruding piece 5c projecting at a right angle from the lower end of the inclined piece 5b, so that the bolt fitting groove 7 of the horizontal piece 5a is provided. Is attached to the suspension bolt 1, and the mounting bracket 5 to which the horizontal piece 5 a is clamped and fixed by a pair of upper and lower nuts 16, 16 that are screwed to the suspension bolt 1, and one end side is connected to the upper end of the brace 2 The lower end portion attaching means 4 for attaching the lower end portion of the brace 2 to the lower end portion of the suspension bolt 1 includes the bolt fitting groove 10. The inclined piece 9 from one end or both ends of the horizontal piece 9a Is composed of a mounting bracket 9 extending in an upwardly inclined manner, for attaching a hanger that is fitted into the suspension bolt 1 with the bolt fitting groove 10 of the horizontal piece 9a and screwed to the lower end of the suspension bolt 1. The horizontal piece 9a is clamped and fixed between the nuts 18 and the hanger 11, and the slant piece 9b is connected to the lower end of the brace 2. The upper end attaching means 3 and the lower end attaching means Since the structure of 4 is simple and the number of parts is small, it can be manufactured at low cost, and when mounting to the suspension bolt 1, the bolt fitting grooves 7, 10 of the mounting brackets 5, 9 are fitted to the suspension bolt 1, What is necessary is just to clamp | tighten with the nuts 16, 16, 18, and 18, and when screwing the mounting bolt 6, the operator hold | maintains the bracing bracing 2 for slanting, and the bolt main-body part 6b which protrudes from the upper end of the bracing 2 The tip is the protruding piece 5c. Push the screw hole 8, since it is sufficient to rotate in the direction screwing the whole brace 2 can perform the mounting work at heights simply and easily.

6A and 6B show a mounting bracket 20 common to the mounting bracket of the upper end mounting means 3 and the mounting bracket of the lower end mounting means 4, wherein FIG. 6A is a perspective view of the mounting bracket 20 and FIG. FIG. 4C is a plan view of a state in which 20 is developed in a planar shape, and FIG. The mounting bracket 20 includes a horizontal piece portion 20a having a bolt fitting groove 10, slant piece portions 20b and 20b extending symmetrically from both ends of the horizontal piece portion 20a, and both slant piece portions. 20b, 20b, and projecting pieces 20c, 20c with screw holes 8 projecting at right angles from the front end portions, and each of the oblique pieces 20b extends from both ends of the horizontal piece 20a. 9b ₁ and a slanting piece main body 9b ₁ projecting perpendicularly from one side edge of the slant piece main body 9b ₁ and comprising a bracing attachment piece 9b ₂ having a screw insertion hole 24. 20c is protruded from the distal end of Hasuhen body 20b _1. In manufacturing the mounting bracket 20, a metal plate such as an iron plate having a developed shape as shown in (b) may be created and bent along the broken line portion 26 shown in the drawing.

When the mounting bracket 20 having the above configuration is used as a mounting bracket for the upper end mounting means 3, the angled posture is as shown in FIG. 8 (a) (upside down with respect to FIG. 6 (a)). 2 may be used in the manner described with reference to FIG. 2, and when used as the lower end mounting means 4, (a) in FIG.
It is sufficient to use it in the manner described with reference to FIG.

Thus, when the mounting bracket 20 is used as the upper end mounting means 3, a channel member is used for the brace 2 for steadying, and this is mounted in a horizontal position (at a position where the opening of the channel faces sideways). If, by screws by abutting the inner surface of the bottom wall 2a of the brace 2 composed of the channel member to the brace attachment piece 9b _2, never brace 2 from interfering with the protrusion portion 20c.

  FIG. 7 shows the mounting bracket 20 in which the inclined piece 20b is inclined and extended from only one end of the horizontal piece 20a. The mounting bracket 20 protrudes from the mounting bracket 20 shown in FIG. The mounting bracket 5 has a cut-out portion 20c, (a) is a perspective view of the mounting bracket 20, (b) is a plan view of the mounting bracket 20 in a flat state, and (c) is a mounting bracket. 20 is a front view of FIG. When this mounting bracket 20 is used as a mounting bracket for the upper end mounting means 3, it can be used in the manner described with reference to FIG. 2 in the state shown in FIG. As shown in FIG. 7 (a), it may be used in the manner described in FIG. In producing the mounting bracket 20, a metal plate such as an iron plate having a developed shape as shown in (b) may be created and bent along the broken line portion 26 shown in the drawing.

It is a front view of the state where the bracing brace was put into the suspension bolts which adjoin each other of the suspension bolts suspended from the ceiling slab of the building frame. FIG. 2 is an enlarged exploded perspective view of a portion surrounded by an arrow A in FIG. 1. FIG. 2 is an enlarged exploded perspective view of a portion surrounded by an arrow B in FIG. 1. (a) and (b) are perspective views showing how to use a plug-in nut, (c) is a front view of a pair of upper and lower plug-in nuts attached to the upper end of a suspension bolt, and (d) is a plug-in nut. FIG. FIG. 2 is an enlarged exploded perspective view of a portion surrounded by an arrow c in FIG. 1. The mounting bracket common to the mounting bracket for the upper end mounting means and the mounting bracket for the lower end mounting means is shown, (a) is a perspective view of the mounting bracket, and (b) is a plan view of the mounting bracket expanded in a flat shape. (C) is a front view of the mounting bracket. The mounting bracket is formed by extending the slant piece from one end of the horizontal piece in an inclined manner, (a) is a perspective view of the mounting bracket, and (b) is a plane in a state where the mounting bracket is expanded in a flat shape. Figure (c) is a front view of the mounting bracket. (a) is a perspective view of the mounting bracket shown in FIG. 6 (a) upside down, and (b) is a perspective view of the mounting bracket shown in FIG. 7 (a) upside down. is there.

Explanation of symbols

S Ceiling slab (ceiling)
DESCRIPTION OF SYMBOLS 1 Suspension bolt 2 Stabilizing brace 3 Upper end attachment means 4 Lower end attachment means 5 Mounting bracket 6 Mounting bolt 7 Bolt fitting groove 8 Screw hole 9 Mounting bracket 10 Bolt fitting groove 11 Hanger

Claims (3)

Insert a brace brace between adjacent suspension bolts suspended from the ceiling, and attach the upper end of this brace to the upper end of one of the adjacent suspension bolts via the upper end attachment means, and the lower end of the brace A suspension bolt steadying device in which the part is attached to the lower end of the other suspension bolt via the lower end attachment means,
The upper end mounting means is a projecting piece in which a slanting piece extends downwardly from one end or both ends of a horizontal piece having a bolt fitting groove, and projects at a right angle from the lower end of this slanting piece. A mounting bracket in which a screw hole is provided in the part, the horizontal piece part is fitted and fixed by a pair of upper and lower nuts that are fitted into the suspension bolt by inserting the bolt fitting groove of the horizontal piece part into the suspension bolt, and one end The part side is connected to the upper end part of the brace, and the other end part is composed of a mounting bolt screwed into the screw hole of the mounting bracket,
The lower end mounting means is composed of a mounting bracket in which a slanting piece extends upwardly from one end or both ends of a horizontal piece having a bolt fitting groove. The horizontal piece is clamped and fixed with the hanger mounting nut and hanger that are fitted into the suspension bolt and screwed into the lower end of the suspension bolt, and the oblique piece is connected to the lower end of the brace. Hanging bolt steady rest device.   The oblique piece portion of the mounting bracket in the lower end attachment means is protruded at a right angle from the oblique piece body extending from one end or both ends of the horizontal piece, and one side edge of the oblique piece body, The suspension bolt steadying device according to claim 1, comprising a bracing attachment piece having a screw insertion hole. The mounting bracket is common to the upper end mounting means and the lower end mounting means, and the mounting bracket is provided with a horizontal piece portion having a bolt fitting groove and extending in an inclined manner from one or both ends of the horizontal piece portion. The slant piece part and a slant piece part with a screw hole projecting at right angles from the front end part of the slant piece part. The slant piece part is a slant piece part extending from one end part or both end parts of the horizontal piece part. It consists of a main body and a bracing attachment piece projecting perpendicularly from one side edge of this slant piece main body and having a screw insertion hole. The projecting piece with screw holes is the tip of the slant piece main body The suspension bolt steadying device according to claim 1, wherein the suspension bolt steadying device projects from the portion.

Images