JP3186346U - Floor sleeve unit - Google Patents

Abstract

Provided is a floor sleeve unit that makes it easy and easy to support and fix piping at a work site.
In a floor sleeve unit, a floor sleeve is fixed upright in a plurality of sleeve arrangement holes formed in a deck plate. The floor sleeve 10 fixed to the deck plate 11 is integrally provided with a pipe fixing mechanism 15 on the upper portion of the sleeve body 10 on the cylinder. The pipe fixing mechanism 15 includes a mounting base 16, a pipe fixing member 18 and a U bolt 20. The mounting base 16 is fixed in a cantilevered state outside the upper cylindrical end of the cylindrical sleeve body 12 through which the pipe is inserted. The pipe fixing member 18 is an L-shaped member that is detachably provided on the mounting base 16. The U bolt 20 is inserted into the pipe fixing member 18 with a screw portion at the end of the U-shape, and the pipe is fastened and fixed to the pipe fixing member 18 by screwing a nut to the screw portion. Support and fix so that it is approximately aligned with the axis.
[Selection] Figure 1

Description

The present invention relates to a floor sleeve unit in which a plurality of floor sleeves are fixed to a deck plate in an upright state.

  Conventionally, for plumbing equipment around water installed in building structures such as buildings and condominiums, a temporary frame that constructs the floor is installed on the reinforcing bar structure, the reinforcing bars are placed, and a predetermined position of the temporary frame Fix the required number of floor sleeves in this state, place concrete in this state, and after the concrete has hardened, pass the pipe through the floor sleeve and install the pipe fixing part using angle material at the floor surface opening of the floor sleeve. The pipe is supported and fixed by field work.

  However, when a plurality of floor sleeves are installed on the temporary frame, it is necessary to work out the placement position of the floor sleeve as a field work, and it takes time and effort. Therefore, the floor sleeve unit shown in FIG. 11 is used. I have to.

  FIG. 11 (A) shows a disassembled state before assembling the sleeve unit. A deck plate 102 using a steel plate of a predetermined size corresponding to the arrangement space of the floor sleeve around the water of the building is utilized using factory equipment. Prepare and machine the required number of sleeve placement holes 102a at predetermined positions on the deck plate 102, and place the floor sleeve 102 in an upright state and fix it by welding or the like, as shown in FIG. The floor sleeve unit 100 is manufactured.

  12 to 14 show the installation work of the conventional floor sleeve unit. First, as shown in FIG. 12, for example, in the case of floor construction on adjacent upper and lower floors, a temporary frame 103 is installed on a reinforcing bar structure (not shown), and the temporary frame 103 at a predetermined position that becomes a water line. The floor sleeve unit 100 is arranged, the deck plate 102 is fixed with a nail or the like, the reinforcing bar 102 is further arranged, and the floor sleeve 101 is fixed to the reinforcing bar 104 with a binding wire or the like.

  By placing concrete in this state, as shown in FIG. 13, a concrete floor 105 having a through hole formed by a plurality of floor sleeves 101 is constructed by being arranged in the floor sleeve unit 100. Next, as shown in FIG. 14, the pipe fixing portion 108 is installed in the field work using the angle material at the position where the floor sleeve 101 of the floor surface of the concrete floor 105 is opened. Further, as shown in FIG. 15, the pipe through which the floor sleeve 101 is inserted in the height direction is fixed and supported by the pipe fixing portion 108, and a nonflammable material or a sealing material is filled in the gap between the floor sleeve 101 and the pipe 106. To close the gap.

FIG. 15 is an enlarged view of a conventional pipe fixing portion, FIG. 15 (A) shows a side surface, and FIG. 15 (B) shows a plane. As shown in FIG. 15, the pipe fixing portion 108 uses an angle member with a U-shaped cross section as a mounting base 110 and fixes the opening of the floor sleeve 101 with two anchor bolts or the like across the opening of the floor sleeve 101. An angle member having an L-shaped section provided with a screwed U bolt 114 is placed on the mounting base 110 as a pipe fixing member 112 and fixed by welding or the like, and the pipe 106 is pressed against the pipe fixing member 112 by the U bolt 114. In this state, the nut 116 is tightened and fixed by screwing, and the pipe 106 is positioned and fixed so that the center of the pipe 106 passes through the substantial center of the floor sleeve 100.

JP-A-6-306976

  However, in such a conventional floor sleeve unit, the pipe fixing portion 108 shown in FIG. 15 is assembled to a plurality of floor sleeve openings opened on the concrete floor surface by field work using a welding apparatus. Piping is supported and fixed, and in the case of arc welding equipment, it is necessary to secure a power source. In the case of gas welding equipment, it is necessary to carry in gas cylinders, which requires work in places with limited space. There is a problem that it takes time and effort.

SUMMARY OF THE INVENTION An object of the present invention is to provide a floor sleeve unit that makes it easy and easy to support and fix piping at a work site.

The present invention provides a floor sleeve unit in which a floor sleeve is fixed in a standing state in a plurality of sleeve arrangement holes formed in a deck plate.
Each of the plurality of floor sleeves
A cylindrical sleeve body through which the pipe is inserted;
A pipe fixing mechanism that is integrally provided on the upper portion of the sleeve main body and supports and fixes a pipe passing through the sleeve main body in the height direction;
Is provided.

Here, the piping fixing mechanism of the floor sleeve is
A mounting base fixed in a cantilevered manner outside the upper cylindrical end of the sleeve body, and having a pair of bolt holes;
Each of the pipe support piece and the mounting piece is provided with a pipe support piece that is detachably attached and fixed to the mounting base and supports the pipe positioned in the height direction and a mounting piece that is positioned laterally and placed on the mounting base. A pipe fixing member having an L-shaped cross section in which a pair of bolt through holes are formed,
A U-bolt for inserting a threaded portion of the U-shaped end into a bolt-through hole of a piping support piece in the piping fixing member, and tightening and fixing the piping to the piping fixing member by screwing a nut to the threaded portion;
Is provided.

In addition, the bolt through hole of the mounting piece and the bolt through hole of the mounting base in the pipe fixing member are long slots in the direction toward the sleeve body, respectively, and the long hole of the pipe fixing member and the long hole of the mounting base are aligned. Then, a nut is screwed into the inserted bolt, and the position of the pipe fixing member is adjusted in the range of the long hole so that the central axis of the pipe through which the sleeve main body is inserted substantially coincides with the central axis of the sleeve main body.

  According to the floor sleeve unit of the present invention, the pipe fixing for supporting and fixing the pipe through which the sleeve body is inserted in the height direction is fixed to the upper part of the plurality of sleeve bodies fixed in the standing state in the plurality of sleeve arrangement holes formed in the deck plate. Since the mechanism is provided in one piece, after the concrete is cast and the floor is constructed, there is no need to perform on-site work to install pipe fixing parts in the openings of the multiple floor sleeves provided in the floor sleeve unit. The piping that penetrates the sleeve body of the floor sleeve in the height direction can be supported and fixed by the piping fixing mechanism that is provided integrally with the upper portion of the sleeve body, greatly improving the efficiency of construction work. be able to.

  Also, the pipe fixing mechanism provided integrally on the upper part of the sleeve body of the floor sleeve is composed of a mounting base, a pipe fixing member and a U-bolt, and the fixing base is fixed in a cantilevered manner outside the upper cylindrical end of the sleeve main body. A pair of bolt through holes are formed, and the pipe fixing member is detachably mounted and fixed to the mounting base, and is placed on the mounting base in the horizontal direction and a pipe support piece that supports the pipe positioned in the height direction. Each of the pipe support piece and the mounting piece is formed with a pair of bolt through holes, and the U bolt is connected to the bolt through hole of the pipe support piece in the pipe fixing member. It is possible to easily and easily support and fix the pipe through which the sleeve body is inserted in the height direction by inserting the screw part of the part and fastening the pipe to the pipe fixing member by screwing the nut to the screw part. Make it possible.

In addition, the bolt through hole of the mounting piece and the bolt through hole of the mounting base in the pipe fixing member are long slots in the direction toward the sleeve body, and the long hole of the pipe fixing member and the long hole of the mounting base are aligned. The nuts are screwed into the bolts inserted through the sleeve, and the pipe fixing member is positioned within the slot so that the center axis of the pipe through which the sleeve body is inserted substantially coincides with the center axis of the sleeve body. When a pipe passing through the sleeve body is supported and fixed, a uniform gap can be secured between the sleeve body and the pipe, and the gap can be more appropriately filled with a non-combustible material or a sealing material. .

Explanatory drawing which showed embodiment of the floor sleeve unit by this invention Explanatory drawing which took out and showed the floor sleeve of FIG. Explanatory drawing which showed the floor sleeve of FIG. 2 in the plane Explanatory drawing which separated and showed the mounting base and piping fixing member of the piping fixing mechanism provided in the floor sleeve of FIG. Explanatory drawing showing the pipe fixing mechanism as assembled and disassembled Explanatory drawing which showed the floor sleeve which removed the pipe fixing member of the pipe fixing mechanism Explanatory drawing showing the assembly layout of the floor sleeve unit in floor construction Explanatory drawing which showed the position adjustment of the piping fixing member performed when assembling and arranging the floor sleeve unit in a plane Explanatory drawing showing the floor sleeve unit embedded by concrete placement Explanatory drawing showing supporting and fixing of piping by a piping fixing mechanism provided integrally with each floor sleeve of the floor sleeve unit Explanatory drawing showing a conventional floor sleeve unit Explanatory drawing showing the assembly layout of conventional floor sleeves in floor construction Explanatory drawing showing a conventional floor sleeve embedded by concrete placement Explanatory drawing showing the support and fixing of piping through the floor sleeve by field work Explanatory drawing which expanded and showed the conventional piping fixing part of FIG.

[Configuration of floor sleeve unit]
FIG. 1 is an explanatory view showing an embodiment of a floor sleeve unit according to the present invention, FIG. 2 is an explanatory view showing a floor sleeve provided in the floor sleeve unit, and FIG. 3 is a plan view showing the floor sleeve of FIG. FIG. 4 is an explanatory view showing a pipe fixing mechanism mounting base and a pipe fixing member separately provided on the floor sleeve of FIG. 3, and FIG. FIG. 6 is an explanatory view showing the floor sleeve from which the pipe fixing member of the pipe fixing mechanism is removed.

(Outline of floor sleeve unit)
As shown in FIG. 1, the floor sleeve unit 1 of the present embodiment includes a deck plate 11 and a plurality of floor sleeves 10. The deck plate 11 is a steel plate having a predetermined rectangular size corresponding to the piping installation position around the water of the building to be installed, and sleeves are arranged at a plurality of locations that are predetermined piping installation positions, for example, three in this embodiment. A hole 11a is formed by drilling, and a through hole 11b is formed around the periphery for use in fixing to a temporary frame with a nail or the like.

  On the sleeve arrangement hole 11a formed in the deck plate 11, the floor sleeve 10 is fixed in a standing state by welding or the like. The floor sleeve 10 of the present embodiment is provided integrally with a cylindrical sleeve body 12 through which piping is inserted, and a pipe fixing mechanism that supports and fixes the pipe through which the sleeve body 12 is inserted in the height direction. 15 is comprised. The pipe fixing mechanism 15 includes a mounting base 16, a pipe fixing member 18 and a U bolt 20.

(Configuration of floor sleeve)
As shown in FIGS. 2 to 6, the floor sleeve 10 includes a sleeve main body 12 and a pipe fixing mechanism 15 provided integrally therewith.

  The sleeve body 12 is, for example, a tubular body obtained by processing a stainless steel plate into a cylindrical shape and welding and fixing a seam. For example, the thickness is 1.2 mm, the outer shape is 100 mm, and the height is 300 mm. Various dimensions are available.

  The pipe fixing mechanism 15 integrally provided on the upper portion of the main body sleeve 12 includes a mounting base 16, a pipe fixing member 18, and a U bolt 20. As shown in FIG. 4A, the mounting base 16 pierces one end of a rectangular steel plate having a predetermined thickness in a semicircular shape, and this piercing portion is flush with the upper end opening surface of the sleeve body 12. It is arranged so that it is fixed in a cantilever state by the welded portion 17 on the back side, and bolt through holes 22 through which bolts 40 for fixing the pipe fixing member 18 are passed are formed in two places on the outside. .

  The pipe fixing member 18 uses an angle member having an L-shaped cross section. As shown in FIG. 4B, the pipe fixing member 18 is mounted in the horizontal direction and the pipe support piece 24 that supports the pipe positioned in the height direction. A mounting piece 26 to be mounted on the table 16 is provided, and a pair of bolt through holes 34 (see FIGS. 5A and 6) through which the bolt portion of the U bolt 20 is passed through the pipe support piece 24 and the mounting piece 26 are formed. A pair of bolt through holes 28 are formed through which bolts 40 used for fixing the mounting base 12 are passed. Further, as shown in FIG. 6, the bolt through holes 34 provided in the pipe support piece 24 are long holes in the lateral direction, and the U bolts 20 fitted in the bolt through holes 34 are lateral in the range of the long holes. Adjustable.

  The U bolt 20 inserts a screw portion 30 at the U-shaped end into a bolt through hole 28 of the pipe support piece 24 in the pipe fixing member 18, and the pipe is connected to the pipe fixing member 18 by screwing a nut 32 to the screw portion 30. It can be tightened and fixed.

  Further, the bolt through hole 28 of the mounting piece 26 and the bolt through hole 28 of the mounting base 16 in the pipe fixing member 18 are elongated holes in the direction toward the sleeve body 12, respectively, and the bolt through hole 22 of the pipe fixing member 18 is formed. The center of the pipe through which the sleeve body 12 is inserted substantially coincides with the center of the sleeve body in a state where the bolt through hole 28 of the mounting base 16 is aligned and the nut 44 is screwed into the bolt 40 inserted through the washer 42. Thus, the position of the pipe fixing member 18 can be adjusted with respect to the mounting base 16 within the range of the long hole.

[Floor construction using floor sleeve unit]
FIG. 7 is an explanatory view showing an assembly arrangement of floor sleeve units in floor construction. As shown in FIG. 7, at the time of floor construction, a temporary frame 45 is constructed at the lower part of the floor surface (the upper back of the lower floor) with respect to the steel structure of the building (not shown), and a predetermined position that becomes the water around the temporary frame 45 The floor sleeve unit 1 according to the present invention is disposed on the deck plate 11 and nailed into a through hole formed around the deck plate 11 to be temporarily fixed. Subsequently, the reinforcing bars 46 are arranged and fixed to the reinforcing bars 46 in contact with the floor sleeve 10 fixed to the floor sleeve unit 1 by using a binding wire such as a wire.

  Here, as for the pipe fixing mechanism 15 provided integrally on the upper portion of the floor sleeve 10, since the outer diameter of the pipe 50 passing through the sleeve body 12 is determined in advance, as shown in FIG. In a state where the pipe 50 is supported and fixed to the pipe fixing member 18 by the U bolt 20, the position of the pipe fixing member 18 is adjusted with respect to the mounting base 16 so that the center axis of the pipe 50 coincides with the center axis of the sleeve body 12. The pipe fixing member 18 is fastened and fixed to the mounting base 16 with bolts 40 and nuts 42. This is because the position of the pipe fixing member 18 cannot be adjusted in a state where the floor sleeve unit 1 is embedded in the floor by concrete placement, so that the positioning is adjusted and fixed before the concrete placement.

  On the other hand, the U-bolt 20 may be prevented from being dropped by screwing the nut 38. Since the U bolt 20 is not used until the pipe is fixed, it may be detached from the floor sleeve 10 and attached during the pipe fixing work.

  FIG. 9 is an explanatory view showing a floor sleeve unit embedded by concrete placement. As shown in FIG. 9, when the concrete floor 48 is constructed by placing concrete, the sleeve bodies 12 of the plurality of floor sleeves 10 provided in the floor sleeve unit 1 arranged in advance are embedded in the concrete floor 48, and the sleeve The pipe fixing mechanism 15 provided integrally with the upper part of the main body 12 is located outside the sleeve opening on the concrete floor surface.

  FIG. 10 is an explanatory view showing pipe support and fixing by a pipe fixing mechanism provided integrally with the floor sleeve of the floor sleeve unit. As shown in FIG. 10, when the pipe 50 is fixed and supported to the sleeve main bodies 12 of the plurality of floor sleeves 10 provided in the floor sleeve unit 1, the nut 38 of the U bolt 20 is loosened and widened. When the piping 50 is arranged through the sleeve body 12 and the positioning of the piping 50 is completed, the nut 38 is screwed into the screw portion 36 of the U bolt 20, and the piping 50 is fastened and fixed to the piping fixing member 18 by the U bolt 20. .

  In this case, the position of the pipe fixing member 18 is adjusted at the stage before placing concrete as shown in FIG. 8 so that the center axis of the pipe 50 substantially coincides with the center axis of the sleeve body 12 at the contact position of the pipe 50. For this reason, the U-bolt 20 is fastened and fixed to the pipe fixing member 18 so that the center axis of the pipe 50 is substantially aligned with the center axis of the sleeve main body 12, and the sleeve main body 12 and the pipe 50 are fixed. A uniform gap is formed between the two.

  Subsequently, a non-combustible material or a sealing material is pressed into the gap between the sleeve body 12 and the pipe 50 to close the gap.

  After constructing the floor by placing concrete in this way, the field work of installing the pipe fixing portions at the openings of the plurality of floor sleeves 10 provided in the floor sleeve unit 1 is not required, and a welding apparatus is required. In the work site, the pipe through which the sleeve bodies of the plurality of floor sleeves 10 provided in the floor sleeve unit 1 are inserted in the height direction can be supported and fixed by the pipe fixing mechanism 15 integrally provided at the upper part of the sleeve body. The construction work efficiency can be greatly increased.

  In addition, although said embodiment took the case where the three floor sleeves were provided in the floor sleeve unit 1, the arbitrary number of floor sleeves may be provided as needed. The floor sleeve provided in the floor sleeve unit may be provided with a plurality of types of floor sleeves having different inner diameter sizes corresponding to the outer diameter of the pipe to be inserted.

The present invention is not limited to the above-described embodiments, includes appropriate modifications without impairing the objects and advantages thereof, and is not limited by the numerical values shown in the above-described embodiments.

1: Floor sleeve unit 10: Floor sleeve 11: Deck plate 11a: Sleeve arrangement hole 11b: Through hole 12: Sleeve body 15: Pipe fixing mechanism 16: Mounting base 18: Pipe fixing member 20: U bolts 22, 28, 34: Bolt through hole 24: Piping support piece 26: Mounting piece 30: Bolt portion 32, 44: Nut 40: Bolt 45: Temporary frame 46: Reinforcement 48: Concrete floor 50: Piping

Claims (3)

In the floor sleeve unit in which the floor sleeve is fixed upright in a plurality of sleeve arrangement holes formed in the deck plate,
Each of the plurality of floor sleeves is
A cylindrical sleeve body through which the pipe is inserted;
A pipe fixing mechanism that is integrally provided at an upper portion of the sleeve main body and supports and fixes a pipe that passes through the sleeve main body in a height direction;
A floor sleeve unit characterized in that it is provided.
The floor sleeve unit according to claim 1, wherein the floor sleeve pipe fixing mechanism includes:
A mounting base fixed in a cantilevered manner outside the upper cylindrical end of the sleeve body, and having a pair of bolt holes;
A pipe support piece that is detachably attached and fixed to the mounting base and that is positioned in the height direction and supports the pipe; and a mounting piece that is positioned laterally and is placed on the mounting base. A pipe fixing member having an L-shaped cross section in which a pair of bolt through holes are formed in each of the placement pieces;
A U bolt that inserts a threaded portion of a U-shaped end into a bolt through hole of the piping support piece in the piping fixing member, and fastens and fixes the piping to the piping fixing member by screwing a nut to the threaded portion;
A floor sleeve unit characterized by comprising:
The floor sleeve unit according to claim 2,
A bolt through hole of the mounting piece and a bolt through hole of the mounting base in the pipe fixing member are each a long hole in a direction toward the sleeve body,
A nut is screwed into a bolt inserted by aligning the long hole of the pipe fixing member and the long hole of the mounting base so that the center of the pipe through which the sleeve main body is inserted substantially coincides with the center of the sleeve main body. Further, the floor sleeve unit is characterized in that the position of the pipe fixing member is adjusted within the range of the elongated hole.

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