KR101743932B1 - Fixture integrated sleeve with built-in Fire stop - Google Patents

Abstract

[0001] The present invention relates to a through sleeve for a fire partition, which is installed in a part through which a door of a house is penetrated and prevents penetration of a fire source and toxic gas through a pipe penetration part. A shrinkable member having a refractory filler built therein and contracted by a pressure applied to fix a pipe penetrating the pipe, and pressure members for blocking an open portion of the upper end of the through sleeve while applying pressure to the pipe fixing means, And a fastener-integrated through sleeve with a refractory filler which is easy to set the fire-fighting compartment of the fastener.

Description

{Fixture integrated sleeve with built-in fire stop}

[0001] The present invention relates to a through sleeve for a fire partition, which is installed in a part through which a door of a house is penetrated and prevents penetration of a fire source and toxic gas through a pipe penetration part. A shrinkable member having a refractory filler built therein and contracted by a pressure applied to fix a pipe penetrating the pipe, and pressure members for blocking an open portion of the upper end of the through sleeve while applying pressure to the pipe fixing means, And a fastener-integrated through sleeve with a refractory filler which is easy to set the fire-fighting compartment of the fastener.

Generally, when constructing a multi - story building, a through - sleeve made of plastic is installed in the formwork and concrete is laid in order to form a through hole when the slab is pierced in the portion where the pipe connecting the floor and the floor penetrates.

The through sleeves embedded in the slabs by the concrete installed in the formwork are provided with inner diameters larger than the diameters of the diameters of the bridges connecting the bridges and the bridges so that even if the bridges are bent, Respectively.

However, there is a gap between the penetrating sleeve and the penetrating sleeve due to the difference in the diameters of the inlet and outlet cores. This causes a problem of fire damage due to a fire source or smoke passage when a fire occurs.

As a result, in recent years, it has been legally enforced to install a refractory material in a pipe penetration portion which can spread fire when a fire occurs, and various refractory materials capable of blocking the gap are used. In addition, And the gap is filled with the heat-expandable fire-resistant fillers.

FIG. 1 is a schematic view of a refractory filler integrated with a fixture with a thermally expandable refractory filler (see Japanese Patent Application Laid-Open No. 10-2016-0014155), which covers a gap between a penetration sleeve and a through- The fire-resistant filler for a pipe penetration portion of a building has a fixture (or a fixture) 10 fixed to a clearance between a pipe passing through a fire partition of the building and a penetration portion between the bottom slab and the pipe. A refractory filler 20 which is formed at a lower portion of the fixture (or a fixed frame) and is compressed into a vacuum by being inserted into a constant gap of 5 to 30 mm; And a vacuum packing paper (30) which is filled with a refractory filler to compress the refractory filler by using a vacuum equipment and is sealed in a completely wrapped form or in which a hole is formed so that a vacuum can be omitted when necessary, The refractory filler for a pipe penetration part of a building fixes to a clearance between a pipe passing through a fire partition of a building and a penetration part between a bottom slab and the refractory filler material 20 is fixed to the fixture And is compressed into a vacuum that is integrated into a uniform gap of 5 to 30 mm formed in the lower part.

However, since the fixture surrounding the refractory filler is formed of a synthetic resin material, when the penetration sleeve or the insulator is melted or burned at a low temperature by the flame, the refractory filler is deteriorated There is a problem in that it can not exhibit its original function by being separated from the penetrating sleeve.

Also, since the fixture is formed by using a soft synthetic resin, there is a problem that if the load of the cross-correlation increases, the pipe may be re-run due to the pushing of the pipe, or the connection pipe which is a connection part of the cross-

Next, Figs. 2A to 2C show one embodiment of a granular plumbing fixture for fire protection (registration model 20-0446654), which is a fixing means for fixing the penetration through the conventional penetrating sleeve, (1) of the present invention comprises a band (1) in which the outside of the granulation pipe (4) is held so that the granulation pipe (4) can be fixed to the duct forming pipe (3) 10); A flange 20 extending horizontally from a lower portion of the band 10 to be fixed in contact with the slab 2 surface and having a plurality of fixing holes 21 formed on the flat surface thereof; A hinge portion (30) for opening the band (10) and the flange (20) to fasten the flange (20) to the granulation pipe (4); A fastening part 40 having fastening holes 41 formed at both ends of the hinge part 30 so as to protrude from the hinge parts 30 so as to be fastened with the bolts 50 and the nuts 60; And a band fixing groove (71) inserted into the band (10) so as to be inserted into the band (10) in order to elastically hold the granulation pipe (4) by being inserted into the band (10) A protruding portion fixing groove 72 is formed so as to be inserted into the protruding portion 11 and a body of the elastic member 70 which is in direct contact with the granular pipe 4 is formed with a predetermined interval in the circumferential direction And a plurality of pressing projections (73) are formed of elongated elastic members (70).

However, in the above-mentioned explosive granular pipe fixing clamp, bolts must be fastened to fix the pipe after piping to the penetrating sleeve, bolts are inserted into the fixing holes 21 to fix the fixing clamp to the floor, And a plurality of bolts are screwed on the bolts.

As described above, the step of inserting the fixing and refractory filler by setting up the single-grain correlation is complicated in construction such as the penetration sleeve insertion, the temporary stopper removal after slab curing, the intercorrelation construction, the injection of the refractory filler, There was also a problem that it was cumbersome.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above-mentioned problems, and it is therefore an object of the present invention to provide a method of manufacturing a fire-resistant filling material, .

In addition, by providing a refractory filler support plate of a metal material which can support a refractory filler embedded by a simple connection at the lower end of the penetrating sleeve and a part of which is embedded in the slab at the time of slab curing, It is another object of the present invention to enable the refractory filler material to expand to a place where it is not separated, so that the function of the refractory filler material can be exhibited.

The threaded portion is formed on the inner surface of the upper end of the penetrating sleeve so as to apply pressure to the fixture. The outer circumferential surface of the penetrating sleeve is threaded so as to correspond to the threaded portion formed on the inner surface of the penetrating sleeve. And the upper end of which is larger than the outer diameter of the penetrating sleeve, by tightening it with a through sleeve penetrating through the mouthpiece without a fixing means such as a bolt or the like and by applying pressure to the fixing mouthpiece, Another purpose is to give.

In addition, it is also possible for the fixture to be easily folded and folded by the hinge, and the pressing member is formed in two sides so that the fixture is coupled with the interdigital contact therebetween so as to facilitate easy installation and disassembly do.

It is another object of the present invention to provide a protrusion extending upward from the upper end of a pressing member made of the two pieces so that the protrusion formed without tools can be easily rotated as a handle to fix the granulation pipe.

According to an aspect of the present invention, there is provided a fastener for fastening a fastener to be fastened to an upper end of a sleeve and a penetrating sleeve provided in a penetrating portion of the fastener, wherein a refractory filler in the form of a strip, A penetrating sleeve body having a refractory filler insert groove formed to be charged therein and a through hole formed in at least three equally spaced positions on a rib in the form of a projection formed on the outer circumferential surface;

A fixture fastener fastened to an upper opening of the through sleeve body and having at least one protruding rib formed on an outer circumferential surface thereof, a screw thread formed on an inner circumferential surface thereof, and a shrink member fastening protrusion protruding inwardly from a lower end of the thread;

A shrinking member inserted into the fixture fastener of the through-hole sleeve for the granulation pipe and having a plurality of shrinkable pieces contracted by a pressure applied from an upper portion thereof;

A cylindrical pressing member which is inserted into the fixture fastening portion and is accommodated in the outer circumferential surface of the shrinkable member so that the shrinkable piece of the fixing member is contracted by a pressure transmitted from the upper portion;

A fixing member for fixing the fixing member to the fixing member, a fixing member for fixing the fixing member to the fixing member, a fixing member for fixing the fixing member to the fixing member, Wow;

A refractory filler to be inserted into the refractory filler insert groove at the lower end of the penetrating sleeve body;

And a foot plate which is bent and fixed to the outside in such a manner that the refractory filler is inserted into the foot plate insertion groove on the outer circumferential surface from the bottom face of the penetrating sleeve body inserted therein and is not separated from the foot plate insertion groove. .

In the present invention, a fireproof filler is embedded in the bottom of the penetrating sleeve, and the inner surface is exposed, so that the heat generated by the fire source can be easily transferred to the fireproof filler and expanded quickly.

Also, by providing the metal support plate fastened to the lower end of the penetrating sleeve, even if the penetrating sleeve is melted or burned by the high-temperature fire source, the refractory filler can be expanded to the installed position without detaching, .

In addition, the upper end of the through sleeve is composed of a fixture, a pressure member, and a contracting member tightened by pressure externally applied thereto, and is downwardly coupled by the rotation of the fixture. The contracted piece is contracted by the pressure, It is possible to fix the inlet correlation without any fixing means such as the above.

In addition, the fixture, the pressing member, and the shrinkable member can be easily installed and disassembled even after the intercorrelation work by making it easy to fold and collapse a hinge or the like on a portion cut with a half-cut shape.

Further, the protrusion formed to extend to the upper end may be formed at the upper end of the pressing member made of the two pieces, so that the protrusion formed without tools can be easily rotated using the knob to fix the granulation pipe.

1A and 1B are views showing a state in which a conventional fastener and a process tool are installed.
FIGS. 2A to 2C are views showing a fixing clamp, which is a conventional metal fixing tool, and a state in which the fixing clamp is installed.
FIGS. 3 to 7 illustrate an embodiment of a fastener-integrated through sleeve with a refractory filler according to the present invention. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described in more detail with reference to the accompanying drawings.

FIG. 3 is a perspective view of a through-hole sleeve 100 including a through-hole sleeve 110 and a fastener fastener 120, and a through- A pressing member 140 which presses the shrinkable member so that the shrinkable member is exported, and an inner circumferential surface of the fixture fastener 120, A refractory filler 200 to be fastened to the lower end of the penetrating sleeve body and a support plate 300 for fastening the refractory filler 200 to the lower end of the through- ).

As shown in FIG. 4, the penetrating sleeve body 110 includes a hollow cylindrical inlet through-hole 111 formed in a hollow shape, an elongated hole 111 formed at the lower end of the inlet hole 111, A receiving part 112 formed with a fixing means insertion hole 113 for fixing to a form using a fixing means such as a fixing means and the like, and a supporting part 112 formed to extend inward on the inner peripheral surface of the above- And a refractory filler (200) inserting portion (114) having a shape.

The ribs 115 are integrally formed so as to protrude along the upper surface of the receiving portion formed at the predetermined height. The ribs 115 are integrally formed at four vertically intersecting positions along the outer peripheral surface of the receiving plate 111, Thereby forming a through-hole fitting member insertion hole 116 for inserting the component 310. [

In addition, an upper rib 117 is formed at a height of 5 cm or more from the bottom of the bottom by a variety of patterns (trapezoids opened in the figure) formed by at least two protrusions formed on the outer circumferential surface of the inlet-side penetration portion 111, It is installed on the upper part of the formwork.

 The refractory filler material 200 of the through-hole sleeve body 110 formed as described above is inserted and the foot plate fastening piece 310 of the foot plate 300 is inserted into the foot plate fastening piece insertion groove 116 formed in the lower end rib 115 After the pushing plate 300 is brought into close contact with the bottom of the through-hole sleeve body 110, the pushing plate fastening piece 310 protruded above the ribs 115 is bent outward by 90 degrees.

The fixture fastener 120 is inserted into the penetrating sleeve body 110 in such a manner that the diameter of the outer circumferential surface thereof is the same as the diameter of the inner circumferential surface of the penetrating sleeve body 110, And a fixture fastening part 122 formed to extend from the upper end of the insertion part insertion part 121 and having a diameter equal to or greater than the diameter of the outer circumferential surface of the inlet correlation part 111, ).

The fixture fastener 120 is integrally formed with a shrink member fastening protrusion 123 formed by bending the inside of the insertion hole 121 at the lower end thereof by 90 degrees, Shaped rib 124 extending outwardly from the outer circumferential surface of the lower end of the fixture fastening part 122 so as to withstand the pressure applied by the grove 124 when the concrete is poured into the concrete .

5, the shrinkable member 130 includes a shrinkable member body 131 that bisects a ring that is annularly connected to each other as shown in FIG. 5, an upper portion of the shrinkable member body 131 that extends vertically And the outer surface is composed of a plurality of shrinking pieces 132 that are tapered to become narrower toward the upper side. The half cut with the symmetrical structure is to hold the shrinkable member 130 into the fixture fastener 120 of the through sleeve in a state where the penetration sleeve is set on the penetrating sleeve 100.

At this time, the shrinkable member 130 may be provided with a connecting member such as a hinge or the like on the opposite surface of one side of the shrinkable member 130 so that the shrinkable member 130 can be folded and extended.

6, the pressing member 140 is formed in a shape of a long ring connected in an annular shape as shown in FIG. 6. The outer peripheral surface is vertically flat, and the inner peripheral surface has a width larger than that of the lower portion So as to be tapered downward on the inner peripheral surface.

At this time, the pressing member 140 may be provided with a connecting member such as a hinge or the like on the opposite surface of one side of the pressing member 140 so that the pressing member 140 can be folded and extended.

At this time, the inclination of the outer circumferential surface of the shrinkable member and the inclination of the inner circumferential surface of the pressing member are formed to be equal to each other, so that the shrinkable member is pushed inward and contracted as the joining member receives pressure.

7, the fixture 150 includes a head 151 having a center hole and having an outer diameter larger than an outer diameter of the fixture fastener 120 constituting the through sleeve, And an inserting portion 152 formed on the outer circumferential surface of the outer circumferential surface of the outer circumferential surface of the inner circumferential surface of the fastener 120. The middle portion of the inserting portion 152 is vertically cut into two pieces, (154).

At this time, the cut surface of the fixture arm piece 153 is formed with a pit groove 153a at a predetermined depth from the upper portion and inserted into the pit groove 153a of the fixture piece 153 at the cut surface of the fixture bolt piece 154 The L-shaped protrusions 154a are formed to have the same depth as the L-shaped groove 153a.

The fastener 150 formed as described above is positioned on the lower side in a state where the inner groove of the fastener arm piece 153 is in the lowered state in a state where the fastener arm piece 153 is placed on the through sleeve, The upper portion of the arm piece 153 is moved upward and downward while being positioned above the fixture arm piece 153 so as to insert and fix the lug projection 154a of the male piece 154 into the bracket groove 153a of the arm piece 153 So that the one fastener 150 is rotated, and then the fastener is fastened to the fastener fastener 120 constituting the penetrating sleeve.

As shown in FIG. 8, the support plate 300 is formed with a hole at the center thereof and has an inner diameter larger than that of the inserted intercorporeal member. The outer diameter of the support plate 300 is the same as the outer diameter of the penetrating sleeve body 110 And a base plate fastening piece 310 bent upward vertically with a narrow width at four symmetrical portions of the outer circumferential surface thereof is formed. Further, the refractory filler fastening part 320 is formed to upwardly bend along the inner circumferential surface of the receiving plate to prevent the refractory filler from being detached.

The support plate fastening piece 310 of the above-mentioned support plate 300 is inserted into the fastening piece insertion hole of the through sleeve and bent 90 degrees to fix the support plate. The bent support member 310 may be embedded in the concrete when the concrete is poured so that the refractory filler 200 can be expanded without leaving the penetration portion even if the penetrating sleeve body melts and burns due to flame or heat generated by the fire generator It can make the performance of refractory filler properly.

The through-hole integrated sleeve 100 having the refractory filler having the above-described structure is manufactured by cutting a refractory filler in the manufactured through-hole sleeve body 110 with the same length as the inner circumference of the lower end of the through-hole sleeve body 110, After inserting the receiving plate 300 from the lower end of the through-sleeve body 110 after the inserting into the refractory filler inserting portion 114 of the inner circumferential surface of the through-hole sleeve body 110, the receiving plate inserting piece is bent 90 degrees outwardly, A fastener fastener 120 is inserted into the upper portion of the through sleeve body to form a through sleeve.

In this case, the through-hole integrated through-hole sleeve with the refractory filler thus constructed is fixed to the formwork and the concrete is poured into the through sleeves 110 and 120, so that foreign matter can flow in. When the foreign matter flows into the thread, The temporary cover may be provided because it is difficult to fasten the cover 150. The temporary cover may be formed to have the same upper edge as the outer peripheral surface of the fastener fastener, thereby preventing the upper surface and the interior of the fastener fastener from being contaminated.

As described above, the fastener-integrated through sleeve with the refractory filler according to the present invention is able to exhibit the immediate effect due to the rapid heat transfer because the refractory filler is located at the lower end of the through sleeve. Since the fastening bolts are not used, Do.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be appreciated that one embodiment is possible. Accordingly, the true scope of the invention should be determined by the technical idea of the claims

1A and 1B
10: fixture (or fixed mold) 20: refractory filler 30:
40: pipe 50: sleeve 60: bottom slab
2A to 2C
1: Clamp 2: Slab 3: Duct forming tube
4: granular piping 5: hot water pipe 10: band
11: protrusion 20: flange 21: fixing hole
22: one flange end 23: one flange end
30: hinge part 40: fastening part 41: fastening hole
50, 60: bolts 70: elastic members 71: band fixing grooves
72: protruding portion fixing groove 73:
Reference numerals
100: Fixture integral sleeve with built-in refractory filler
110: penetrating sleeve body 111:
112; Support portion 113: Fixing means insertion hole
114: refractory filler insert groove 115: rib
116: Support plate fastening piece insertion hole 117: Upper rib
120: high strength fastener 121:
122: thread 123: shrinkage member jaw
124: rib 130:
131: shrinking member body 132: shrinking piece
140: pressing member 150: fastener
151: Fixture head 152: Fixture fastener insertion part
153: fastener arm piece 153a:
154: Fixing bolt 154a:
200: refractory filler 300:
310: Support plate fastening piece 320: Refractory filler fastening part

Claims (12)

And a fastener fastened to an upper end of the sleeve to fix an intercorrelation,
A through-hole sleeve body having a refractory filler insert groove formed in the lower inner circumferential surface to accommodate a refractory filler in the form of a strip that is expanded by heat, and a through-hole fastener insertion hole formed in at least three equally spaced positions on the rib- ;
A fixture fastener fastened to an upper opening of the through sleeve body and having at least one protruding rib formed on an outer circumferential surface thereof, a screw thread formed on an inner circumferential surface thereof, and a shrink member fastening protrusion protruding inwardly from a lower end of the thread;
A shrinking member inserted into the fixture fastener of the through-hole sleeve for the granulation pipe and having a plurality of shrinkable pieces contracted by a pressure applied from an upper portion thereof;
A cylindrical pressing member which is inserted into the fixture fastening portion to be inserted into the outer circumferential surface of the shrinkable member and contracts the shrinkable piece of the shrinkable member by pressure transmitted from the upper portion;
A fixing member for fixing the fixing member to the fixing member, a fixing member for fixing the fixing member to the fixing member, a fixing member for fixing the fixing member to the fixing member, Wow;
A refractory filler to be inserted into the refractory filler insert groove at the lower end of the penetrating sleeve body;
And a foot plate which is bent and fixed to the outside in such a manner that the refractory filler is inserted into the foot plate insertion groove on the outer circumferential surface from the bottom face of the inserted sleeve body and is not separated. The method according to claim 1,
The penetrating sleeve body includes:
A cylindrical inlet correlation through-hole 111 formed with a hollow,
A receiving unit 112 having a fixing means insertion hole 113 formed at a lower end of the inlet through-hole 111 and fixed to the form using fixing means such as a nail at an end thereof,
A refractory filler 200 insertion groove 114 extending inwardly from an inner circumferential surface of the inlet passage penetration portion 111 and having an end bent downward;
Shaped ribs 115 are integrally formed so as to protrude along the upper surface of the receiving portion formed at the predetermined height, and four fastening pieces (not shown) of the receiving plate 300 along the outer circumferential surface of the inlet- 310) through which the refractory filler (100) is inserted. 3. The method according to claim 1 or 2,
The penetrating sleeve body includes:
Further comprising a top rib (117) having at least two protrusions formed on an outer circumferential surface of the inlet opening (111) and having an upper end at a height of 5 cm or more from the bottom in a trapezoidal opening with an opened bottom, Integral through sleeves. The method according to claim 1,
The fastener fastening member 120 is formed of,
A penetration sleeve insertion portion 121 having an outer circumferential surface diameter equal to a diameter of the inner circumferential surface of the input contact portion to be fastened to the upper end of the input contact penetration portion 111 of the penetrating sleeve body 110,
And a fixture fastening part 122 formed to extend to the upper end of the insertion part insertion part 121 and having a diameter of the outer circumferential surface equal to or larger than a diameter of the outer circumferential surface of the inlet correlation penetration part 111, Features a built-in fastener-through sleeve with refractory filler. 5. The method of claim 4,
Wherein the fixture fastener has a rib-shaped protruding rib formed at a lower end of an outer circumferential surface of the fastener fastening portion, the rib having a diameter larger than an outer diameter of the fastener fastener. The method according to claim 1,
Wherein the shrinking piece
A shrinking member body 131 that bisects the annularly connected ring,
And a plurality of shrinking pieces (132) formed on the upper surface of the shrinking member body (131) and tapered so that the inner surface is flattened vertically and the outer surface is narrowed toward the upper side. Integral through sleeves. The method according to claim 6,
Wherein the shrinkable member is foldable by installing a connecting member on one side of a halved portion of the shrinkable member. The method according to claim 1,
The pressing member 140 is formed to be bisected by a long ring connected in an annular shape, and the outer circumferential surface is vertically flat and the inner circumferential surface is formed to be downwardly tapered from the inner circumferential surface such that the width of the upper portion is larger than the width of the lower portion. Fixed one-piece through sleeve with built-in refractory filler. 9. The method of claim 8,
Wherein the pressing member (140) is foldable by providing a connecting member on one side of a bisecting facing surface. The method according to claim 1,
The fixture 150 includes a head 151 having a center hole and an outer diameter larger than the outer diameter of the fixture fastener 120,
And an inserting portion 152 formed on the outer circumferential surface of a thread having the same pitch for rotationally engaging with a thread formed on the inner circumferential surface of the fixture fastener 120. The middle portion of the inserting portion 152 is cut perpendicularly to be separated into two pieces, (154), wherein the refractory filler (160) is formed of a male member (154). 11. The method of claim 10,
The cutout surface of the fixture arm piece 153 is provided with a pivot groove 153a formed at a predetermined depth from the top,
Shaped protrusion 154a formed to have the same depth as the recessed groove 153a to be inserted into the recessed groove 153a of the fastener arm piece 153 is formed on the cut surface of the fastening bolt 154. [ Fixture-through sleeve with built-in refractory filler. The method according to claim 1,
The support plate (300)
The outer diameter of the through-hole is formed in the shape of a metal piece having the same size as the outer diameter of the through-sleeve body 110, and the outer circumferential surface of the through- A foot plate fastening piece 310 upwardly bent,
Further comprising a refractory filler fastening part (320) formed to upwardly bend along the inner circumferential surface of the support plate to prevent the refractory filler from being separated from the refractory filler fastening part (320).

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