JP2019157443A - Mounting hardware for piping and the like - Google Patents

Abstract

To provide a mounting hardware capable of being used as a means to mount piping allowing cables such as electric wire to pass through in a steel beam and a steel column of a building.SOLUTION: A mounting hardware comprises an U-shaped clamp 1 having a connection hole 11, a pinching tool 2 that pinches a conduit pipe 21 and the like, and a fastening bolt 3. The pinching tool 2 comprises a receiving member 12 and the pressing member 13. The receiving member 12 has a fitting part 14, which fits to a lower side of the connection hole 11 and holds the receiving member 12 in a receiving posture, and the fitting member receiving part 15 formed outside the fitting part 14. The pressing member 13 pinches the conduit pipe 21 between the pressing member and the fitting member receiving part 15 of the receiving member 12 and has latching claws 19a, 19b entering inward of the upper side of the connection hole 11 on the inner end. The fastening bolt 3 fastens the outer end of the receiving member 12 and the outer end of the pressing member 13 so as to approach each other.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a fitting such as a pipe that is used as means for attaching a pipe that passes cables such as an electric wire to a steel beam or a steel column of a building.

  As a mounting bracket for this type of piping, patent literature cannot be shown, but a U-shaped clamp that has a recessed space that continues in a U-shape inside and is fitted to the mounting plate and fixed with a fastening bolt In addition, a holding tool for holding a mounting member such as a pipe and a mounting bracket including a fastening bolt have been known for a long time.

  In the conventional well-known mounting bracket as described above, the holding tool is divided into two parts, a receiving member and a holding member, and not only has a large number of parts, but also, for example, the receiving member is hooked on a U-shaped clamp. Since the mounting member such as piping cannot be temporarily received on the receiving member in a state where it is attached, the temporary receiving state of the mounting member must always be kept with the hand attached, so that workability is poor and efficient. However, it was difficult to work.

  The present invention proposes a fitting such as a pipe that can solve the conventional problems as described above, and the fitting such as a pipe according to the present invention has a relationship with embodiments described later. For easy understanding, when the reference numerals used in the description of the embodiment are shown in parentheses, a concave space (4) continuous in a U-shape is provided on the inner side and the mounting plate (5) is provided. It consists of a U-shaped clamp (1) that is fitted and fixed with a fixing bolt (6), a clamping tool (2) that clamps a mounting member (conduit pipe (21)) such as piping, and a fastening bolt (3). The U-shaped clamp (1) connects the main plate (7) and the sub plate (8) to the main plate (7) facing the main plate (7) through which the fixing bolt (6) is threaded. At least one of the connecting plate portions (9) is provided with a connecting hole (10, 11), and the holding tool (2) is composed of a receiving member (12) and a pressing member (13). (12) A fitting portion (14) that is fitted to the lower side of the connecting hole (10, 11) and holds the receiving member (12) in a posture, and formed outside the fitting portion (14). An attachment member receiving portion (15) is provided, and the holding member (13) sandwiches the attachment member (conduit tube (21)) with the attachment member receiving portion (15) of the receiving member (12). The ends are provided with locking claws (19a, 19b) that enter the inside of the upper side of the connecting holes (10, 11), and the fastening bolt (3) is connected to the outer end of the receiving member (12) and the holding member (13 ) Are fastened to each other in the approaching direction.

  According to the configuration of the present invention described above, first, the U-shaped clamp is fitted to the mounting plate portion and fixed with the fixing bolt, and thereafter, the holding member receiving member is fitted to the fitting portion on the inner end side thereof. Is inserted into the connection hole of the U-shaped clamp and lowered, the fitting portion is fitted and locked to the lower side of the connection hole to be held in the receiving position, and the receiving position held in the receiving position is held. A mounting member such as a pipe is placed on the mounting member receiving portion of the member, and a locking claw on the inner end side of the pressing member disposed on the upper side of the mounting member is inserted into the connecting hole and raised. The locking claw is hooked on the inside of the upper side portion of the connecting hole, and in this state, the outer end portion of the receiving member and the outer end portion of the pressing member are fastened in the approaching direction by the fastening bolt. As a result, the mounting member on the mounting member receiving portion of the receiving member can be clamped and fixed between the receiving member and the pressing member.

  A mounting member such as a pipe can be attached to the mounting plate portion to which the U-shaped clamp is attached as described above. The member can be easily held in the receiving position, and there is no need to hold the receiving member in the receiving position as in the conventional case, which improves workability and efficiently attaches piping and other mounting members. Can be installed.

  When carrying out the present invention, the fitting portion (14) of the receiving member (12) includes an inner protruding piece (17a) and an outer protruding piece ( 18a), and the lower side of the connecting hole (10, 11) can be sandwiched between the inner protruding piece (17a) and the outer protruding piece (18a). According to this structure, the said fitting part can be easily formed in the receiving member comprised from a board | plate material, and it can implement at low cost. In addition, the inner and outer protrusions are formed by bending the side edges of the plate material that constitutes the receiving member, so that the required height and width can be easily ensured and a reliable and powerful receiving posture. Holding power is easily obtained.

  Further, the connecting holes (10, 11) of the U-shaped clamp (1) are rectangular, and the inner protrusions (17a, 17b) and the outer protrusions (18a, 18b) are formed on the left and right sides of the receiving member (12). The pair of left and right inner projections (17a, 17b) are formed from both sides, and are formed at a narrow interval that can be inserted into and removed from the connection hole (10, 11), and the pair of left and right outer projections (18a, 18b). ) Can be formed at wide intervals that cannot be inserted into and removed from the connecting holes (10, 11). According to this configuration, the receiving posture of the receiving member can be secured stably.

  Further, a through screw hole (16) is provided in the outer end portion of the receiving member (12), and a long hole (long in the length direction of the pressing member (13) is formed in the outer end portion of the pressing member (13). 20), and the fastening bolt (3) can be configured to pass through the elongated hole (20) and be screwed to the through screw hole (16). According to this configuration, the pressing member (13) can be integrated with the fastening bolt (3) so that the height and posture thereof can be freely changed with respect to the receiving member (12). Can be easily handled and workability can be further improved.

FIG. 1 is a longitudinal side view showing an example of a usage state. FIG. 2 is a cross-sectional plan view of FIG. FIG. 3 is a vertical right side view of FIG. FIG. 4 is a perspective view of a U-shaped clamp. 5A is a side view of the holding tool before use, FIG. 5B is a plan view of the pressing member, and FIG. 5C is a bottom view of the receiving member. FIG. 6 is a longitudinal side view for explaining a method of using the holding tool. FIG. 7 is a longitudinal side view showing another use state.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. The mounting bracket of the present invention is composed of a U-shaped clamp 1, a clamping tool 2, and a fastening bolt 3, as shown in FIGS. Yes. The U-shaped clamp 1 has a recessed space 4 continuous in a U-shape on the inside, and can be fitted with a mounting plate 5 such as an edge of a steel frame and fixed with a fixing bolt 6. A sub-plate portion 8 facing the main plate portion 7 into which the bolt 6 is screwed and penetrated, and a connecting plate portion 9 that connects the main plate portion 7 and the sub-plate portion 8 are provided. Are provided with approximately square connecting holes 10 and 11.

  As shown in FIG. 5, the holding tool 2 includes a receiving member 12 and a pressing member 13 each formed of a strip-shaped plate material. The receiving member 12 is provided with a fitting portion 14 at the inner end in the length direction. In addition, a mounting member receiving portion 15 that protrudes downward is provided in the middle portion in the length direction, and a burring process that protrudes downward and a female thread groove process on the inside thereof are provided in the outer end portion in the length direction. And a through screw hole 16 in the vertical direction formed by.

  The fitting portion 14 includes a pair of left and right inner projections 17a and 17b that are bent downward from the left and right sides of the inner end of the receiving member 12, and the left and right sides of the outer side of the inner projections 17a and 17b. And a pair of left and right outer protrusions 18a and 18b that are bent downward from the bottom. The pair of left and right inner projection pieces 17a and 17b are formed at a narrow interval that can be inserted into and removed from the connection holes 10 and 11, and the pair of left and right outer projection pieces 18a and 18b cannot be inserted into and removed from the connection holes 10 and 11. It is formed at a wide interval. The distance in the length direction of the receiving member 12 between the inner protrusions 17a, 17b and the outer protrusions 18a, 18b (interval in a side view) is the inner side of the coupling holes 10, 11 of the U-shaped clamp 1. Is set so that can be pinched from inside and outside. Further, the width in the length direction of the receiving member 12 of the inner protrusion pieces 17a and 17b is not larger than the depth of the recessed space 4 inside the connection holes 10 and 11, but is set to be the same or slightly shorter. .

  The pressing member 13 includes an outwardly curved step portion 13a at an intermediate portion in the length direction, and a pair of left and right engaging claws 19a and 19b that are continuously bent upward from the left and right sides of the inner end portion. A long hole 20 that is long in the length direction of the pressing member 13 is provided outside the curved step portion 13a. The pair of left and right locking claws 19a and 19b are formed at a narrow interval that can be inserted into and removed from the connection holes 10 and 11 in the same manner as the inner protrusions 17a and 17b of the receiving member 12. The clamping device 2 including the receiving member 12 and the pressing member 13 is screwed and connected to the through screw hole 16 of the receiving member 12 at the tip of the fastening bolt 3 in which the long hole 20 of the pressing member 13 is inserted downward. Thus, the receiving member 12 and the pressing member 13 are connected and integrated in a state in which the posture and height of the pressing member 13 can be freely changed within the range from the receiving member 12 to the head of the fastening bolt 3. Yes. Of course, it is also possible to provide a crimping portion for preventing the fastening bolt 3 from being pulled out so that the fastening bolt 3 cannot be removed from the through screw hole 16 in this state.

  The method of using the mounting bracket of the present invention configured as described above will be described. At the mounting position of the conduit (an example of a mounting member such as a pipe) 21 in the horizontal mounting plate portion 5 such as an edge portion of a steel frame, The shape clamp 1 is fitted from the side and attached by tightening the fixing bolt 6 located on the upper side. Next, as shown in FIG. 5A, a pair of left and right inner protrusions 17a and 17b of the fitting portion 14 of the inner end of the receiving member 12 in a state where the pressing member 13 is hung downward and rearward around the fastening bolt 3, As shown in FIG. 6, the receiving member is inserted into the connecting hole 11 of the connecting plate portion 9 in the vertical posture of the U-shaped clamp 1 and the pair of left and right outer projection pieces 18 a and 18 b are positioned outside the connecting hole 11. The inner end portion of 12 is pushed down, and the fitting portion 14 at the inner end of the receiving member 12 is fitted to the lower side of the connecting hole 11. As a result, the lower side of the coupling hole 11 is sandwiched between the pair of left and right inner projection pieces 17a and 17b and the pair of left and right outer projection pieces 18a and 18b, so that the receiving member 12 is in the vertical posture of the U-shaped clamp 1. It is held in a substantially horizontal receiving posture on the outside of a certain connecting plate portion 9. In order to facilitate the fitting of the fitting portion 14 to the lower side of the connecting hole 11, the lower ends of the outer protruding pieces 18a and 18b are formed in an arc shape.

  When the receiving member 12 is held by the U-shaped clamp 1 as described above, the conduit 21 is fitted on the mounting member receiving portion 15 of the receiving member 12 in the receiving position as shown by the solid line in FIG. In the state of being placed, the pressing member 13 is changed to a forward slanting and downward posture over the conduit 21 by using the play between the fastening bolt 3 and the long hole 20, and the inner end is locked. The claws 19a and 19b are inserted into the connecting hole 11, and the pressing member 13 is pressed downward so as to cover the conduit tube 21, and the locking claws 19a and 19b at the inner ends are hooked inside the upper side of the connecting hole 11. . Thereafter, the fastening bolt 3 is screwed into the through screw hole 16 and tightened so that the outer end portion of the pressing member 13 and the outer end portion of the receiving member 12 are brought close to each other. As a result, the inner end portion of the receiving member 12 and the inner end portion of the pressing member 13 are opened with the conduit 21 as a fulcrum so that the mounting member receiving portion 15 of the receiving member 12 and the pressing member 13 are curved. The conduit 21 is sandwiched and fixed between the inside of the stepped portion 13 a, the inner end portion of the receiving member 12 is pressed against the lower side of the connecting hole 11, and the inner end portion of the holding member 13 is connected to the connecting hole 11. The clamping tool 2 is fixed to the U-shaped clamp 1 in pressure contact with the upper side.

  As described above, the conduit 21 can be attached to the attachment plate portion 5 via the U-shaped clamp 1, the clamping tool 2, and the fastening bolt 3. However, as shown in FIG. When standing, the U-shaped clamp 1 is fitted to the mounting plate portion 5 from above and attached, so that the sub-plate portion 8 of the U-shaped clamp 1 positioned on the lateral side of the mounting plate portion 5. The holding tool 2 can be attached to the connecting hole 10 provided in the side from the lateral side, and the conduit 21 can be attached to the lateral side of the mounting plate 5. Although the receiving member 12 cannot be held in the horizontal receiving posture with respect to the U-shaped clamp 1, the horizontal-direction sub-plate portion 8 of the U-shaped clamp 1 attached to the horizontal mounting plate portion 5 can be used. In the connecting hole 10 (see FIG. 1) provided, or in the connecting hole 11 (see FIG. 7) provided in the horizontal connecting plate portion 9 of the U-shaped clamp 1 attached to the vertical mounting plate portion 5. It is also possible to attach and use the holding tool 2 in the vertical direction.

  The mounting bracket such as a pipe of the present invention can be used as a means for attaching a pipe or the like for passing cables such as electric wires to a steel beam or a steel column of a building.

DESCRIPTION OF SYMBOLS 1 U-shaped clamp 2 Clamping tool 3 Fastening bolt 4 Recessed space of U-shaped clamp 5 Mounting plate part, such as edge part of steel frame 6 Fixing bolt 7 Main plate part of U-shaped clamp 8 Sub-plate part of U-shaped clamp 9 U-shaped clamp Connecting plate portion 10, 11 connecting hole 12 receiving member 13 pressing member 13a curved step portion of pressing member 15 mounting member receiving portion 16 through screw hole 17a, 17b inner protruding piece 18a, 18b outer protruding piece 19a, 19b locking claw 20 Long hole 21 Conduit tube (Piping and other mounting members)

Claims (4)

  It consists of a U-shaped clamp that has a recessed space that is continuous in a U-shape on the inside, is fitted to the mounting plate and fixed with a fixing bolt, a clamping tool that clamps a mounting member such as a pipe, and a fastening bolt. The clamp is provided with a connection hole in at least one of the sub-plate portion facing the main plate portion through which the fixing bolt is threaded and the connection plate portion connecting the main plate portion and the sub-plate portion. The tool is composed of a receiving member and a pressing member, and the receiving member is formed on the outer side of the fitting portion, which is fitted to the lower side of the connection hole and holds the receiving member in a posture. The holding member is sandwiched between the holding member and the mounting member receiving portion of the receiving member, the inner end is provided with a locking claw that enters the upper side of the connecting hole, The fastening bolt is connected to the outer end of the receiving member and the outer side of the holding member. Fastening the parts together in the approach direction, mounting hardware, such as pipes.   The fitting portion of the receiving member is composed of an inner protruding piece and an outer protruding piece that are bent from the side of the receiving member, and between the inner protruding piece and the outer protruding piece, below the connecting hole. The fitting such as a pipe according to claim 1, wherein the fitting is configured to sandwich the side.   The connection hole of the U-shaped clamp has a rectangular shape, the inner protrusion piece and the outer protrusion piece are bent from the left and right sides of the receiving member, and the pair of left and right inner protrusion pieces are in contact with the connection hole. The mounting bracket for a pipe or the like according to claim 2, wherein the pair of left and right outer projection pieces are formed at a wide interval that cannot be inserted into and removed from the connection hole. A through screw hole is provided in the outer end portion of the receiving member, a long hole is provided in the outer end portion of the pressing member in the length direction of the pressing member, and the fastening bolt penetrates the long hole. A fitting such as a pipe according to any one of claims 1 to 3, wherein the fitting is screwed and connected to the through screw hole.

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