JP5695391B2 - Anti-rest bracket - Google Patents

Description

  The present invention includes a suspension member of full or half screws suspended from the ceiling side to support a support material such as an air conditioner, a pipe or a base, and a slanted suspension from the ceiling side to prevent the support material from swinging. The present invention relates to a steady-state fitting for connecting a full-screw or half-screw steady-state member attached to the member.

  As a prior art document relating to the above-mentioned metal fitting for steadying, the one shown in Patent Document 1 can be cited.

  Patent document 1 is shown in FIG. Specifically, a planar U-shaped sandwiching body 1 sandwiched between the side surfaces of the suspension bolt P, a connecting bolt 2 that penetrates and fixes the open end of the sandwiching body 1, and an up-and-down invitation to the connecting bolt 2 In a hanging bolt steadying bracket comprising a slanted support body 3 coupled to a long bolt Q that is movably coupled and is disposed obliquely with respect to the hanging bolt P, one open end of the sandwiched body 1 is bent. Thus, a detent portion 1E for locking to the head 2A of the connecting bolt 2 is provided. In addition, two sets of locking portions 1A are provided on the opposing inner side surfaces of the sandwiching body 1, and the locking portions 1A are a pair of upper and lower locking projections that bite into two upper and lower valleys on the side surface of the suspension bolt P, respectively. 1Aa, which is set so that the positions of the respective locking projections 1Aa opposed via the suspension bolt P are shifted up and down.

JP 2002-339918 A

  The purpose and effect of the steady rest metal fitting disclosed in Patent Document 1 described above is that it has a reliable fixing force and can be easily mounted at a high place as described in the same specification. In addition, even when a single connecting bolt is used, it can be retrofitted to an existing suspension bolt (see [0012] and [0023] in the same specification).

  On the other hand, the inventor of the present application has a structure different from that of the steady rest disclosed in Patent Document 1 and can be retrofitted, and has excellent workability and stability at the construction site. As a result of diligent tests and research to provide metal fittings, the present invention has been completed.

In order to achieve the above object, the first invention of the present invention is a suspension member of a full screw or a half screw suspended from the ceiling side for supporting the support material, and a ceiling side for stabilizing the support material. An anti-rest fitting for connecting a full-screw or half-screw anti-vibration member that is attached to the suspension member with an inclination from the stand, and the anti-rest fitting is for fixing the suspension member so as to hold the suspension member. It consists of a fixed part consisting of a fixed part having an annular part formed in a C-shape and an extended part extending from both ends thereof, and an attachment piece for attaching a bracing member provided so as to be sandwiched between the extended parts of the fixed piece The fixing portion is fastened with a bolt and nut fastener through a fastening hole formed in the extending portion of the fixing piece, and the strength of the fixing portion is lowered along the axial direction of the annular portion of the fixing piece. Temporary Provided with temporary fixing auxiliary means for assisting fixing, and the mounting portion is a perforation for forming a fastening hole in the main body portion of the mounting piece sandwiched between the extending portions of the fixing piece, and a bent portion bent from the main body of the mounting piece And an insertion portion for inserting the bracing member.
According to a second aspect of the present invention, there is provided the anti-swaying bracket characterized in that the fixing portion is formed with one or more holes (slits, round holes, etc.) or / and grooves as temporary fixing means for the fixing pieces. .
According to a third aspect of the present invention, there is provided the anti-swaying bracket characterized in that the fixing portion includes pressing means for pressing the suspension member against the annular portion on the inner surface side of the extending portion of the fixing piece.
According to a fourth aspect of the present invention, there is provided the anti-stabilization bracket according to the present invention, wherein the attachment portion is formed with an insertion portion provided in the attachment piece by a notch groove.
According to a fifth aspect of the present invention, the attachment portion is interposed between the nut that is screwed to the vibration prevention member and the bent portion provided with the insertion portion, so that the vibration prevention member is prevented from falling off so as to block the opening side of the notch groove. The anti-sway bracket is provided with a washer for prevention.
According to a sixth aspect of the present invention, there is provided the anti-swaying bracket characterized in that the fixing portion provided with the fastener in the fastening hole includes an accompanying rotation prevention means for preventing the accompanying rotation of the bolt against the tightening by the nut. It is.

According to the present invention described above, the following effects are obtained.
(1) The fixing portion is provided with temporary fixing auxiliary means (slits, concave grooves, etc.) that lower the strength along the axial direction of the fixing piece along the axial direction and assist temporary fixing of the fixing piece to the suspension member. The fixing piece can be temporarily fixed to the suspension member by simply pinching the extending portion with a finger without using a tool. That is, by holding the extending portion of the fixed piece with a finger and suppressing the opening of the extending portion extending in a substantially C shape, the suspension member can be easily grasped and temporarily fixed and tightened with bolts and nuts. As a result, it is possible to easily and reliably carry out the retrofitting of the swing-proof metal fittings.
(2) The fixing portion is provided with a pressing means for pressing the suspension member against the annular portion on the inner surface side of the extending portion of the fixed piece, so that the suspension member is pressed against the annular portion of the fixed piece and the suspension member is brought into an appropriate position. Since it can maintain, fixation to the suspension member of a fixed piece becomes more reliable.
(3) The attachment portion is provided with a notch groove as an insertion portion for inserting the anti-vibration member into the bent portion that is bent from the main body of the attachment piece, so that the anti-reflection member can be attached to the attachment portion by retrofitting. it can. Further, a nut can be attached (screwed together) to the bracing member in advance (in Patent Document 1, the lower nut could not be attached unless after the bracing member has been inserted). .
(4) Since the attachment portion includes a drop-off preventing washer that closes the opening side of the cutout groove, it is possible to easily and reliably prevent the anti-falling member from dropping from the attachment portion.
(5) The fixing part provided with a fastener in the fastening hole is provided with a spur prevention means for preventing the swiveling of the bolt against the tightening by the nut, thereby preventing the swiveling of the bolt and tightening by the nut. Can be done reliably.
(6) As described in the above (1) to (5), the present invention can be used effectively as an anti-seismic auxiliary material because the suspension member and the anti-vibration member can be simply and reliably connected.

The exploded view which shows the whole structure of the metal fitting for steady rest. Explanatory drawing which shows the use condition of the metal fitting for steady rest. Explanatory drawing (1) which shows the structure of the fixing | fixed part of a steadying metal fitting. Explanatory drawing (2) which shows the structure of the fixing | fixed part of a steadying metal fitting. Explanatory drawing which shows the structure of the attaching part of the metal fitting for steady rest. Explanatory drawing which shows other embodiment of the washer for fall-off prevention of the metal fitting for steadying. Explanatory drawing (1) which shows other embodiment of the attachment piece of a steadying metal fitting. Explanatory drawing (2) which shows other embodiment of the attachment piece of a steadying metal fitting. Explanatory drawing which shows the prior art disclosed by patent document 1. FIG.

Embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is an exploded view showing the overall structure of a steady rest fitting 10 according to the present invention.
As shown in FIG. 1, the steady rest metal fitting 10 has an annular portion formed in a C-shape and an extending portion extending from both ends thereof for fixing a suspension member (not shown) so as to be gripped (substantially). A fixed portion 20 comprising a fixed piece 30 (formed in a U-shape) and an L-shaped attachment piece for attaching a bracing member (not shown) provided so as to be sandwiched between the extending portions 31 and 31 of the fixed piece 30 And 50 mounting portions 40.

The fixing part 20 is fastened by a fastener 70 of a bolt 71 and a nut 72 via a fastening hole 32 formed in the extending part 31 of the fixing piece 30.
In addition, the attachment portion 40 has a perforation 51 for forming a fastening hole in the main body portion of the attachment piece 50 sandwiched between the extending portions 31 of the fixed piece 30 and a bent portion that is bent from the main body of the attachment piece 50. And a notch groove 52 as an insertion portion for inserting the member. Reference numeral 60 denotes a drop-off preventing washer that closes the opening side of the notch groove 52 in order to prevent the stopper member from dropping out of the notch groove 52. These are nuts that sandwich the bent portion of the attachment piece 50 and the drop-off prevention washer 60 and attach the anti-vibration member to the attachment piece 50.

FIG. 2 is an explanatory view showing a use state of the steady rest metal fitting 10.
As shown in FIG. 2, the steady rest metal fitting 10 is fixed to a suspension member 80 composed of all screws suspended from the ceiling side in order to support a support material (not shown) such as an air conditioner, a pipe or a gantry. In order to fix the support member, a suspension member 85 made of all screws inclined from the ceiling side is attached to the attachment portion 40 to connect the suspension member 80 and the suspension member 85. Here, the anti-vibration member 85 attached to the attachment part 40 does not contact (interfere) with other members, for example, the fixing part 20 or the fastener 70 (particularly the bolt 71), regardless of the position. Therefore, the position adjustment is easy and the bracing member 85 can be stored with a margin.

3 and 4 are explanatory views showing the structure of the fixing portion 20 of the steady rest metal fitting 10. FIG.
First, as shown in FIG. 3, the fixing portion 20 is temporarily fixed so that the fixing member 30 is composed of an annular portion formed in a C shape and extending portions extending from both ends thereof, and the suspension member 80 is gripped. To do. At this time, in order to facilitate the temporary fixing of the fixed piece 30, the temporary fixing auxiliary for assisting the temporary fixing of the fixed piece 30 to the suspension member 80 by reducing the strength along the axial direction of the annular portion 35 of the fixed piece 30. Means 33 are provided. By providing the temporary fixing auxiliary means 33, the extending portion 31, 31 of the fixing piece 30 is pinched with a finger, and the opening of the extending portions 31, 31 spreading in a substantially C shape is suppressed, so that the suspension member 80 can be easily grasped. Can be held and temporarily fixed. At the same time, tightening by the next fastener 70 (bolt 71 and nut 72) can be easily performed. Here, as shown in the figure, the temporary fixing auxiliary means 33 may be provided with slits 34 and 34 or a concave groove 38 in the back portion of the fixing piece 30 (not a slit but a round hole, or a slit). It may be formed like a notch groove on the top and bottom, and in short, it is only necessary to decrease the strength and make it easy to pinch the extended portion). Further, on the outer peripheral side of the fastening hole 32, an accompanying rotation preventing projection 73 is provided in order to prevent the accompanying of the bolt 71 when the fastener 70 is tightened with the nut 72.

  Next, as shown in FIGS. 3 and 4, the upper and lower ends of the annular portion 35 formed on the opposite side of the fixed piece 30 are provided with anti-shifting claws 36 protruding toward the inner surface side. The slip prevention claw 36 is hooked on the thread groove of the suspension member 80 composed of a full screw or a half screw, so that the fixed piece 30 slides down from the suspension member 80 (movement / dropping of the suspension member 80 downward in the longitudinal direction). Can be prevented. Here, since the anti-slip claw 36 has a structure in which the edge portion at the tip is hooked on the thread groove, even if the contact between the fixing piece 30 and the suspension member 80 (tightening by the fastener) is somewhat increased. It can be caught in the screw groove (even if it is loose) to prevent slipping. On the other hand, in Patent Document 1 described above, since the locking protrusion 1Aa is configured to bite into the thread groove, the contact between the fixed piece 30 and the suspension member 80 (tightening with a fastener) must be strengthened. It does not go into the thread groove and cannot be locked.

  Further, as shown in FIGS. 3 and 4, the pressing means 37 for pressing the suspension member to the annular portion 35 formed on the opposite side of the fixed piece 30 is provided with the annular portion 35 and / or the extending portion of the fixed piece 30. 31 is provided on the inner surface side. That is, the pressing means 37 is formed in a convex shape toward the inner surface side in a connecting portion (boundary portion) with the annular portion 35. For this reason, when the fastener 70 (bolt 71 and nut 72) inserted through the fastening hole 32 is tightened so that the fixed piece 30 grips the suspension member 80, the pressing means 37 causes the suspension member 80 to ring in accordance with this tightening operation. It presses to the part 35 (counter opening side edge part 33). Therefore, since the suspension member can be maintained at an appropriate position, the fixing piece can be more securely fixed to the suspension member.

FIG. 5 is an explanatory view showing the structure of the mounting portion 40 of the steady rest fitting 10.
First, as shown in FIG. 5A, the mounting piece 50 includes a notch groove 52 in a bent portion that is bent from the main body, and a bracing member 85 made up of all screws is inserted into the notch groove 52.
Next, as shown in FIG. 5B, a drop-off preventing washer 60 is provided between the nut 75 used to fix the mounting piece 50 to the anti-vibration member 85 and the bent portion provided with the notch groove 52. Intervene.
And as shown in FIG.5 (c), the attachment piece 50 (bending part) and the drop-off prevention washer 60 are fastened with the nuts 75 and 75 screwed to the bracing member 85. Thereby, the attachment part 40 can attach the bracing member 85 to the attachment piece 50 by retrofitting. Further, the attachment portion 40 closes the opening side of the cutout groove 52 with the drop-off preventing washer 60, and the falling-off member 85 can be easily and reliably prevented from falling off the attachment portion 40.

FIG. 6 is an explanatory view showing another embodiment of the drop-off preventing washer.
The drop-off preventing washer 60 shown in FIGS. 5 (b) and 5 (c) is maintained in contact with the mounting piece 50 by standing portions 53, 53 that are bent at the front end side of the notch groove 52 of the mounting piece 50 that comes into contact. . On the other hand, the drop-off preventing washer 65 shown in FIG. 6 includes holding portions 66 and 66 whose both ends are bent into a substantially S shape. The drop-off preventing washer 65 is kept in contact with the mounting piece 50 by the elastic force of the holding portions 66 and 66.

FIG. 7 is explanatory drawing (1) which shows other embodiment of an attachment piece, (a) is a top view, (b) is a side view, (c) is illustrated with a front view. It is.
The mounting piece 55 shown in FIG. 7 is different from the mounting piece 50 shown in FIGS. 1 and 5 and the like in that a notch groove 56 for inserting the bracing member is formed on the side surface of the bent portion. is there.

FIG. 8 is an explanatory view (2) showing another embodiment of the mounting piece, in which (a) is a plan view, (b) is a side view, and (c) is a front view. It is.
The mounting piece 57 shown in FIG. 8 is different from the mounting piece 50 shown in FIG. 1 and FIG. 5 and the mounting piece 55 shown in FIG. 7 in that a notch groove 58 for inserting the bracing member is bent from the main body portion. It is in the point formed in the L shape over the center of the part.

  The steady rest bracket according to the invention of the present application is for suspension members (full screws and half screws) suspended from the ceiling side to support the support materials such as air conditioners, pipes and mounts, and the support materials It can be widely used to connect a bracing member (full screw / half screw) that is inclined from the ceiling side and attached to the suspension member. In particular, it can be widely used as an anti-rest fitting that can be retrofitted when a suspension member or anti-rest member is already provided.

DESCRIPTION OF SYMBOLS 10 Stabilizing metal fitting 20 Fixing part 30 Fixing piece 31 Extension part 32 Fastening hole 33 Temporary fixing auxiliary means 34 Slit 35 Annular part 36 Anti-slip claw 37 Pressing means 38 Groove 40 Attachment part 50 Attachment piece 51 Perforation 52 Notch groove 53 Standing portion 55 Attaching piece 56 Notch groove 57 Attaching piece 58 Notch groove 60 Falling-off washer 65 Falling-off washer 66 Holding part 70 Fastener 71 Bolt 72 Nut 73 Accompanying prevention protrusion 75 Nut 80 Suspension member 85 Damping member

Claims (6)

Full-screw or half-screw suspension members suspended from the ceiling to support the support material, and full-screw or half-screw suspensions attached to the suspension member by tilting from the ceiling side to prevent the support material from swinging A steady rest fitting for connecting the members,
The steady rest metal fittings are fixed to a fixed part composed of a fixed part having an annular part formed in a C shape and an extended part extended from both ends for fixing the suspension member so as to hold the suspension member, and an extended part of the fixed piece. An attachment portion comprising an attachment piece for attaching a brace member provided to be sandwiched,
The fixing portion is fastened with a bolt and nut fastener through a fastening hole formed in the extending portion of the fixing piece, and one or more holes or / and / or along the axial direction of the annular portion of the fixing piece. Temporary fixing assisting means for lowering the strength by forming the groove and assisting temporary fixing of the fixing piece to the suspension member,
The mounting portion includes a perforation for forming a fastening hole in the main body portion of the mounting piece sandwiched between the extending portions of the fixed piece, and an insertion portion for inserting the bracing member into the bent portion bent from the main body of the mounting piece. A steady rest metal fitting characterized by comprising. Full-screw or half-screw suspension members suspended from the ceiling to support the support material, and full-screw or half-screw suspensions attached to the suspension member by tilting from the ceiling side to prevent the support material from swinging A steady rest fitting for connecting the members,
The steady rest metal fittings are fixed to a fixed part composed of a fixed part having an annular part formed in a C shape and an extended part extended from both ends for fixing the suspension member so as to hold the suspension member, and an extended part of the fixed piece. Provided with an attachment portion consisting of an attachment piece for attaching a bracing member provided to be sandwiched,
The fixing portion is fastened with a bolt and nut fastener through a fastening hole formed in the extending portion of the fixing piece, and the strength of the fixing piece is lowered along the axial direction to the annular portion of the fixing piece. Provided with temporary fixing auxiliary means for assisting temporary fixing to, and provided with pressing means for pressing the suspension member to the annular portion on the inner surface side of the extending portion of the fixed piece,
The mounting portion includes a perforation for forming a fastening hole in the main body portion of the mounting piece sandwiched between the extending portions of the fixed piece, and an insertion portion for inserting the bracing member into the bent portion bent from the main body of the mounting piece. A steady rest metal fitting characterized by comprising.   2. The steady rest fitting according to claim 1, wherein the fixing portion includes pressing means for pressing the suspension member against the annular portion on the inner surface side of the extending portion of the fixing piece.   The steadying bracket according to any one of claims 1 to 3, wherein the attachment portion is formed with a notch groove in the insertion portion provided in the attachment piece.   The mounting portion includes a nut to be screwed with the anti-rotation member and a washer for preventing the omission of the anti-falling member so as to prevent the anti-detachment of the anti-vibration member by interposing the bent portion provided with the insertion portion. The steady rest metal fitting according to claim 4, wherein:   6. The fastener provided in the fastening hole of the fixing portion is provided with an accompanying rotation preventing means for preventing the accompanying rotation of the bolt against the tightening by the nut. Anti-rest bracket.

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