KR102175036B1 - Pass-through firestop apparatus - Google Patents

Abstract

The present invention uses a fire-blocking box in which an inflatable pad rod is formed so as not to pass through the equipment line by forming a simple through-hole in the wall, but through the equipment line, but fires by the inflatable pad rod. And a fire blocking box of a wall penetration facility line to prevent the passage of smoke.
A preferred embodiment of the present invention is a cylindrical tube-shaped body with an empty inside of a predetermined length; Consisting of a tube-shaped insertion portion, a ring locking jaw extending outward in a right angle direction from an outer end of the insertion portion, and a fixing portion formed with a diameter smaller than the diameter of the insertion portion so as to have a stepped portion at the inner end of the insertion portion, it is inserted into the inner peripheral surface of the body A fireproof cap that is inserted and coupled with an additional; A protective foam skirt fixed to the inner circumferential surface of the insertion portion of the fireproof cap and formed in a diagonal direction toward the inner surface of the body; An expandable pad rod having a plurality of longitudinal end portions respectively fitted to and fixed to the stepped jaws of the fire cap and the inner circumferential surface of the main body, and configured such that the longitudinal central portion is gathered to the central portion with a radial gathering space at predetermined intervals; It is composed of a wall fixing plate in which the center part and the through hole are formed in a plate shape of a certain size, and the body fixing part respectively formed at the upper and lower parts in a direction perpendicular to the end of the through hole. Consists of a coupling bracket to which the body is inserted and fixed; a through hole is formed through the wall, and the body is inserted into the through hole, and the wall fixing part of the coupling bracket is positioned so as to be in close contact with both sides of the wall. It consists of attaching the government to the body and the wall, respectively.

Description

Fire-blocking box for wall penetration facility line{PASS-THROUGH FIRESTOP APPARATUS}

The present invention relates to a box for fire blocking of a wall penetration facility line, and more specifically, a fire in which an inflatable pad rod configured to be collected in a central part inside the wall does not pass through the facility line by forming a simple through hole. It relates to a box for fire blocking of a wall-penetrating facility line that passes through a facility line using a blocking box, but prevents the passage of fire and smoke by an inflatable pad rod.

In general, power generation, industrial facilities, and buildings are fixed structures to form rooms or spaces with walls, floors, etc. These walls and floors are made of concrete materials, such as electric line cables and pipes used to impart functions. Equipment lines must be in place, and all equipment lines must pass through these fixed structures to provide the basic requirements for rooms or spaces.

However, if a room or space formed by a wall or floor is transmitted to an adjacent space or room in the event of a fire, it is also affected by architectural finishing materials, but due to electrical cables or piping-related auxiliary materials, a continuous fire from the ignition point to the adjacent space. As a result, the facility line provided to have the basic function of a room or space has an opening through the wall and floor, which causes a fire due to this potentially harmful fire. There was a problem to help the continuous progress.

As a background technology of the present invention, there is Patent Registration No. 1401343 "Fire resistance structure in an interlayer through sleeve, a fire resistance structure construction method, and an interlayer through sleeve used therein" (Patent Document 1). In the background art, the'bottleneck 110 of which the diameter is narrowed is formed, and the interlayer penetrating sleeve 100 in which the concrete 400 is poured outside; A pipe 200 installed inside the interlayer through sleeve 100; An annular blocking plate made of a non-combustible material installed on the bottleneck 110 and filling the space between the pipe 200 and the through sleeve 100; An expanding agent 210 installed on the side of the pipe 200 and disposed adjacent to the upper portion of the annular blocking plate; An expansion guide plate 230 installed around the expansion agent 210 to control the expansion direction of the expansion agent 210; And a fire resistance structure including a fire-resistant material 250 filled in a space between the pipe 200 and the through sleeve 100.

However, the background technology has a problem in that the configuration is complicated and fire and smoke are not properly blocked.

Patent Registration No. 1401343 "Fire resistance structure in interlayer penetration sleeve, fire resistance structure construction method, and interlayer penetration sleeve used therein"

The present invention is to solve the above problems, and not only can be installed newly in a facility line such as an electric wiring through a wall, but also can be easily and simply installed in a facility line penetrating an existing wall. Fires or related problems continuously proceeding due to wiring or piping facilities by using a fire-blocking box in which an inflatable pad rod is formed to be gathered together to pass through the facility line, but prevent the passage of fire and smoke by the inflatable pad rod. The purpose of this is to provide a box for fire blocking of a wall penetration facility line that can overcome (continuity of ignition).

The present invention comprises a cylindrical body having a hollow inside of a predetermined length; Consisting of a tube-shaped insertion portion, a ring locking jaw extending outward in a right angle direction from an outer end of the insertion portion, and a fixing portion formed with a diameter smaller than the diameter of the insertion portion so as to have a stepped portion at the inner end of the insertion portion, it is inserted into the inner peripheral surface of the body A fireproof cap that is inserted and coupled with an additional; A protective foam skirt fixed to the inner circumferential surface of the insertion portion of the fireproof cap and formed in a diagonal direction toward the inner surface of the body; An expandable pad rod having a plurality of longitudinal end portions respectively fitted to and fixed to the stepped jaws of the fire cap and the inner circumferential surface of the main body, and configured such that the longitudinal central portion is gathered to the central portion with a radial gathering space at predetermined intervals; It is composed of a wall fixing plate in which the center part and the through hole are formed in a plate shape of a certain size, and the body fixing part respectively formed at the upper and lower parts in a direction perpendicular to the end of the through hole. Consists of a coupling bracket to which the body is inserted and fixed; a through hole is formed through the wall, and the body is inserted into the through hole, and the wall fixing part of the coupling bracket is positioned so as to be in close contact with both sides of the wall. It is intended to provide a box for fire protection of a wall penetration facility line, which includes coupling the government to the body and the wall, respectively.

In addition, the main body is made by segmenting the center of the cross section into an upper member and a lower member, and the fireproof cap is also divided into an upper member and a lower member corresponding to this. do.

In addition, the coupling bracket is segmented and composed of a first member and a second member, and a portion where the first member and the second member are joined is formed with a mating surface, which includes interviewing the mating surface to mutually couple. It is intended to provide a fire blocking box for the wall penetration facility line.

In addition, it is intended to provide a fire-blocking box for a wall penetration facility line including a fireproof material configured to have a predetermined thickness between the coupling bracket and the outer surface of the wall.

In addition, the expandable pad rod is intended to provide a box for fire blocking of a wall penetration facility line including a dogbone shape having a large cross-section at both ends and a small cross-section at the center.

In addition, there is provided a base plate of a certain size, a fixing device formed in a V-shape, and a fixing device in which the central portion of the fixing portion of the fixing portion having annular rings formed at both ends of the fixing portion is coupled to the base plate It is intended to provide a fire-blocking box for a wall penetration facility line, which is configured to face each other by bonding the base plates to the upper and lower portions of the inner circumferential surface in the central part, and wherein an expandable pad rod is fixed to the ring part of the fixing device by a fixing ring. .

In addition, it is intended to provide a box for fire blocking of a wall penetration facility line including a spring configured to maintain the gap by pressing the fixing portion between the two ends by a predetermined distance.

The fire blocking box of the wall-penetrating facility line of the present invention can be easily and simply installed not only in new installation lines such as electric wiring through the wall, but also in the facility line penetrating the existing wall. Fires or related problems continuously proceeding due to wiring or piping facilities by using a fire-blocking box in which an inflatable pad rod is formed to be gathered together to pass through the facility line, but prevent the passage of fire and smoke by the inflatable pad rod. There is a very useful effect that can overcome (continuity of speech).

The following drawings attached to the present specification illustrate preferred embodiments of the present invention, and serve to further understand the technical idea of the present invention together with the detailed description of the present invention, so the present invention is limited to the matters described in the accompanying drawings. It is limited and should not be interpreted.
1 is a perspective view of a fire blocking box of a wall penetration facility line of the present invention.
Figure 2 is a cross-sectional view showing an embodiment of the construction of the box for fire blocking of the wall penetration facility line of the present invention.
3 is a partial exploded view of FIG. 1.
4 is a cross-sectional view of FIG. 1.
5 is a partial perspective view of an expandable pad rod configured inside a main body in a fire blocking box of a wall penetration facility line of the present invention.
6 is a perspective view of another embodiment of the expandable pad rod of the present invention.

In the following, the present invention will be described in detail with reference to the embodiments shown in the accompanying drawings, but the disclosed embodiments are illustrative for a clear understanding of the present invention, and the present invention is not limited thereto.

Hereinafter, the technical configuration of the present invention will be described in detail according to a preferred embodiment.

1 is a perspective view of a fire blocking box of a through-wall facility line of the present invention, and FIG. 2 is a cross-sectional view showing a construction embodiment of a fire blocking box of a through-wall facility line of the present invention.

The fire-blocking box 1 of the wall penetration facility line of the present invention includes a main body 10 formed in a circular pipe shape and a fireproof fixed by being fitted to both ends of the main body 10 in the longitudinal direction as shown in FIGS. 1 and 2. The cap 20 and the protective foam skirt 40 and the expandable pad rod 50 which are fixed to the fire cap 20 and configured inside the main body 10, and the main body 10 to be fixed to the wall 2 Consisting of a coupling bracket 90 configured to be inserted, it is inserted to penetrate the wall 2 and functions as a passing box to allow a wiring/facility line installed through the wall 2 or a bundle formed in a plurality to penetrate. do.

3 is a partial exploded view of FIG. 1, and FIG. 4 is a cross-sectional view of FIG. 1.

The main body 10 has a cylindrical tube shape in which the inside of a certain length is empty.

In particular, the body 10 may be inserted into the wall 2 so as to penetrate the wall 2 by being inserted from the end of the facility line 3 penetrating the wall 2, made of a cylindrical shape that is integrally formed. The center of the cross section of 10) is divided into the upper member 11 and the lower member 12 so that they can be detachably coupled, so that the installation line 3 passing through the existing wall 2 Since the upper member 11 and the lower member 12 are separately positioned and coupled at the upper and lower portions, respectively, the body 10 can be directly coupled at the position of the wall 2 without being inserted from the end of the equipment line 3 ) Can be easily installed.

The upper member 11 and the lower member 12 may be coupled by separate coupling means, but the upper member 11 is coupled to the outside of the body 10 by coupling a coupling bracket 90 to be described later without a separate coupling means. And the lower member 12 may be fixed to form the main body 10.

The coupling bracket 90 has a plate shape having a predetermined size, and a wall fixing plate 91 having a central portion and a through hole 911 formed therein, and a body fixing portion formed at the upper and lower portions respectively in a direction perpendicular to the end of the through hole 911 Consisting of 92, the body 10 is fitted and fixed to the through hole 911 by being spaced a predetermined distance from both sides of the body 10 in the longitudinal direction.

The body fixing part 92 may be formed with respect to the entire through hole 911, and as shown, may be formed only in a certain range so as to face the upper and lower parts.

The main body fixing part 92 has an inner circumferential surface interviewed with the outer circumferential surface of the main body 10 and coupled to the main body 10 using a separate coupling means such as a bolt, so that the coupling bracket 90 is positioned at a predetermined position of the main body 10. To be fixedly coupled, and again, as shown in FIG. 2, the fixing plate 91 is in close contact with the outer surface of the wall 2 to be coupled to the wall 2 using a coupling means such as bolts.

In particular, the coupling bracket 90 is segmented to be composed of the first member 90a and the second member 90b, and the portions where the first member 90a and the second member 90b are coupled are respectively coupled. The surface 93 is formed so that the first member 90a and the second member 90b are interviewed from the outside of the body 10, and the interviewed connection surface 93 is replaced with a bolt or the like. They are coupled to each other using a coupling means, and the body fixing portion 91 of the coupling bracket 90 is coupled to the body 10 again.

In particular, a fireproof material 70 made of various known materials with a certain thickness is formed between the coupling bracket 90 and the outer surface of the wall 2 to protect the main body 10 due to fire, thereby providing the original fireproof function. You can keep it.

The body 10 is configured to pass through the central portion and the facility line 3 penetrates, and the body 10 is inserted through the wall 2.

Fireproof caps 20 are fitted to both ends of the main body 10 in the longitudinal direction as described above, and are coupled to the main body 10 by various known methods such as bonding means such as adhesives and bolts.

The fireproof cap 20 includes a circular tube-shaped insertion portion 21 with an empty inside, a ring locking protrusion 22 extending outward in a right angle direction from an outer end of the insertion portion 21, and the insertion portion 21 Consists of a fixing portion 24 formed with a diameter smaller than the diameter of the insertion portion 21 so as to have a stepped portion 23 at the inner end, the ring locking jaw 22 is in contact with the outer end of the main body 10 ( The insertion part 21 is fitted and coupled to the inner peripheral surface of 10).

The insertion part 21 is inserted into and coupled to the main body 10, so that the outer diameter of the insertion part 21 and the inner diameter of the main body 10 are the same or somewhat smaller, so that the insertion part 21 is inserted into the main body 10. To be able to be combined.

At this time, the ring engaging projection 22 is formed outside the insertion portion 21, so that when the insertion portion 21 is inserted into the interior of the body 10, the ring engaging projection 22 is the end of the body 10 It acts as a locking jaw that is caught on the outer surface and is no longer inserted into the interior of the main body 10.

In addition, the stepped portion 23 and the fixing portion 24 are formed such that the fixing portion 24 is spaced apart from the inner circumferential surface of the main body 10 by a predetermined distance to form a space, and the expandable pad rod 50 is inserted into the space. It can be fixed by various methods.

The protective foam skirt 40 of the present invention is fixed to the inner circumferential surface of the insert 21 of the fireproof cap 20, and the foam protection skirt 40 is of the end fixed to the insert 21 of the fireproof cap 20. It is formed in an oblique direction toward the inner surface of the main body 10 so that the diameter of the end positioned inside the main body 10 is small, and it may be formed in an integral ring shape, and a plurality of insertion portions ( 21) may be fixed to the inner circumferential surface.

At this time, the foam protection skirt 40 has an end positioned inside the body 10 to form a space portion of a predetermined size to form a passage through which the facility line passes.

Such a foam protection skirt 40 can be used in a variety of known products made of an elastic material that can be foamed by a flame, and when a fire occurs, the foam protection skirt 40 expands and closes the cross section of the main body 10 to prevent fire. And a function to block smoke.

In addition, a plurality of expandable pad rods 50 are formed so that both ends in the longitudinal direction are fitted and fixed to the stepped portions 23 of the fireproof cap 20 and the inner circumferential surfaces of the main body 10, respectively, and the radial gathering space at a predetermined interval in the longitudinal direction S) should be placed and configured to be collected in the center.

5 is a partial perspective view of an inflatable pad rod configured inside a main body of a fire blocking box of a wall penetration facility line of the present invention.

That is, as shown in Figs. 2 and 4, a plurality of expandable pad rods 50 are radially arranged in a circumferential shape to form a Venturi pipe shape so that they are collected at the center, and the radiation meeting space S is a facility By acting as a passage through which the line passes, it expands in the interior of the main body 10 in case of a fire and narrows the radiation meeting space (S) so that the smoke blocking function can be performed.

Such an inflatable pad rod 50 can be used in a variety of known products made of an elastic material that can be foamed by a flame, and when a fire occurs, the inflatable pad rod 50 expands and closes the cross section of the main body 10 And to block the smoke.

6 is a perspective view of another embodiment of the expandable pad rod of the present invention.

At this time, the expandable pad rod 50 may be formed in various cross-sectional shapes, such as a circle and a square, and may be formed in the same cross-section in the longitudinal direction, as in FIGS. 2 and 5, and as in FIGS. 6A and 6B, It may be formed in the shape of a dog bone with a cross-section of both ends having a large cross-section and a small cross-section of a central portion in the longitudinal direction.

In particular, in the present invention, a separate fixing device 60 may be configured inside the body 10 so that the central portion in the longitudinal direction of the expandable pad rod 50 is collected.

2 and 5, the fixing device 60 includes a base plate 61 of a certain size, a fixing part 621 formed in a V shape, and a ring-shaped ring part at both ends of the fixing part 621 ( 622 is formed so that the central portion of the fixing portion 621 is coupled to the base plate 61.

The base plate 61 has the same curvature as the inner circumferential surface of the main body 10 so as to be in close contact with the inner circumferential surface at the center portion in the longitudinal direction of the circular tube 61 so that it can be joined by various known methods such as bolts and adhesives.

As shown, the spacing member 62 is formed in a V shape and is configured to open so that both ends face the outside of the main body 10, respectively.

As such, the fixing device 60 is configured to face each other on the inner circumferential surface of the main body 10 at the top and the bottom, and fix the ring portion 622 of each fixing device 60 and a plurality of inflatable pad rods 50 The fixing ring 70 is configured to be.

The fixing ring 70 serves to collect the central portions of the plurality of expandable pad rods 50 into a venturi tube shape having a radial gathering space (S) at regular intervals by allowing the central portions of the plurality of expandable pad rods 50 to be confined to the fixing devices 60 at the upper and lower sides, respectively. Do it.

In addition, the fixing portion 621 of the fixing device 60 may be configured such that the spring 80 is configured so that both ends are spaced apart by a predetermined distance by pressing the gap therebetween.

The fire blocking box of the wall-penetrating facility line of the present invention as described above can be easily and simply installed not only in a new installation line, such as an electric wiring through the wall, but also in a facility line penetrating the existing wall, Fires that continue to progress due to wiring or piping facilities are made to pass through the facility line by using a fire-blocking box in which an expandable pad rod is formed to be gathered in the center, but prevent the passage of fire and smoke by the expandable pad rod. There is a very useful effect that can overcome the problem related to me (the continuity of speech).

Until now, the present invention has been described in detail with reference to the presented embodiments, but those of ordinary skill in the art can make various modifications and modifications without departing from the technical spirit of the present invention with reference to the presented embodiments. will be. The present invention is not limited by such modifications and variations of the invention, but is limited by the claims appended below.

1: Fire blocking box of wall penetration facility line
10: main body
20: fireproof cap
21: insert
22: ring locking jaw
23: step
24: fixed part
40: protective foam skirt
50: expandable pad rod
60: fixing device
70: retaining ring
90: coupling bracket
2: wall
3: equipment line
S: Radiation meeting space

Claims (7)

The body 10 of a cylindrical tube shape with an empty inside of a predetermined length;
Inserted so as to have a circular tube-shaped insertion portion 21, a ring engaging protrusion 22 extending outwardly at a right angle from the outer end of the insertion portion 21, and a stepped portion 23 at the inner end of the insertion portion 21 A fireproof cap 20 made of a fixing part 24 formed with a diameter smaller than the diameter of the part 21, and the insertion part 21 is fitted and coupled to the inner circumferential surface of the main body 10;
A protective foam skirt 40 fixed to the inner circumferential surface of the insert 21 of the fireproof cap 20 and formed in an oblique direction toward the inner surface of the main body 10;
A dogbone shape with a large cross-section at both ends and a small cross-section at the center, a plurality of longitudinal ends are formed so as to be fitted and fixed to the stepped jaws 23 of the fireproof cap 20 and the inner circumferential surface of the main body 10, respectively, and the central part in the longitudinal direction is constant. An expandable pad rod 50 configured to be collected in a central portion with a radial gathering space S of intervals;
Consists of a wall fixing plate 91 in which the central portion and the through hole 911 are formed in a plate shape of a predetermined size, and a main body fixing portion 92 formed at the upper and lower portions in a direction perpendicular to the end of the through hole 911, Consists of: a coupling bracket 90 that is spaced apart from both sides in the longitudinal direction of the main body 10 by a predetermined distance so that the main body 10 is fitted and fixed to the through hole 911
A through hole 21 is formed through the wall 2, and the main body 10 is inserted into the through hole 21, and the wall fixing portions 92 of the coupling bracket 90 are on both sides of the wall 2 A box for fire blocking of a wall penetration facility line, which includes coupling the main body fixing part 91 and the wall fixing part 92 to the main body 10 and the wall 2, respectively, by placing them in close contact. The method according to claim 1,
The main body 10 is formed by segmenting the center of the cross section into an upper member 11 and a lower member 12,
Fireproof cap 20 is also a box for fire blocking of a wall penetration facility line, including those made by being divided into an upper member (20a) and a lower member (20b) corresponding thereto. The method according to claim 1,
The coupling bracket 90 is segmented and composed of a first member 90a and a second member 90b, and a portion where the first member 90a and the second member 90b are coupled is respectively a coupling surface 93 ) Is formed, the fire blocking box of the wall penetration facility line comprising the interview of the coupling surface 93 to be mutually coupled. The method according to claim 1,
A fire-blocking box of a wall penetration facility line comprising a fireproof material 70 configured to have a predetermined thickness between the coupling bracket 90 and the outer surface of the wall 2. delete The method according to claim 1 or 2,
A base plate of a certain size 61, a fixed portion 621 formed in a V shape, and a gap maintaining member 62 having a ring-shaped ring portion 622 formed at both ends of the fixing portion 621, the fixing portion 621 ) The central portion of the fixing device 60 is coupled to the base plate 61,
The base plate 61 is bonded to the upper and lower portions of the inner circumferential surface at the center portion in the longitudinal direction of the main body 10 to face each other,
A fire blocking box of a wall penetration facility line comprising the inflatable pad rod 50 being fixed to the ring portion 622 of the fixing device 60 by a fixing ring 70. The method of claim 6,
The fixing part 621 of the fixing device 60 is a box for fire blocking of a wall penetration facility line, comprising a spring 80 configured to maintain the gap at both ends by pressing the gap therebetween.

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