KR102398730B1 - Longitudinal/Lateral Sway Brace for Narrow Space - Google Patents

Abstract

The present invention relates to an anti-swaying brace for preventing a pipe from being separated and damaged by seismic force and other external forces when the pipe is installed on a ceiling and a wall of a building. The longitudinal/lateral anti-swaying brace for a low floor height comprises: a building attachment device (100) fixed to the ceiling and the wall of the building; a support (200) coupled and fixed to the building attachment device; a pipe connection device (300) coupled to the support to support the pipe (5); and a hinge bolt (330) which is rotatably fastened between an upper clamp (310) and a lower clamp (320) of the pipe connection device (300) such that the support (200) is fixed to a right angle fastening portion end surface (312, 322) and a clamp front surface (313, 323) of the pipe connection device (300) in close contact.

Description

Longitudinal/Lateral Sway Brace for Narrow Space

The present invention relates to an anti-shake brace for preventing the piping from being separated and damaged by seismic forces and other external forces when the piping is installed on the ceiling and wall of a building. In more detail, it relates to a low-rise high-rise vertical/horizontal combined anti-shake brace that can be installed easily even in a situation where the space from the ceiling to the upper part of the pipe is narrow, and it is impossible to install a general brace.

In accordance with Article 9 (Anti-Shake Bracing) of the Fire Protection Agency Notification No. 2021-15, the earthquake-resistant design standard for fire-fighting facilities, the fire-fighting piping of the building withstands both the horizontal and vertical earthquake loads calculated in Article 6 (2). Anti-shake braces should be installed.

As a prior art related to the present invention, Korean Patent Publication No. 10-2019-0107541 (published on September 20, 2019) includes a building attachment device fixed to a building structure; a support fixed to the building attachment device; a lower clamp coupled to the support to support the pipe; an upper clamp having one side movably inserted into the lower clamp and fixed; And there is disclosed a technology related to a support for preventing shaking of a pipe made of a tightening bolt that pulls the other side of the upper clamp and applies a clamping force so that a pressing force can be generated in the pipe between the lower clamp and the upper clamp.

In addition, in Registered Patent Publication No. 10-1708779 (registered on Feb. 15, 2017), a support bracket including a nut that is screwed with a computerized bolt fixed to the ceiling of a building and a support bracket including a nut and a connection part spread and merge around a circular shape surrounding the pipe In the hanger comprising a pair of semi-circular bands forming a and a fastening member for coupling the support bracket and a pair of semi-circular bands, one of the pair of semi-circular bands is merged with the other semi-circular band at the end of the semi-circular band to form a circle When it is achieved, it is overlapped and overlapped and when opened to put a pipe, a technology related to an automatic coupling type pipe hanger is disclosed that integrally forms a closing guide piece that protrudes upwardly around the axis.

In addition, in Patent Publication No. 10-1916114 (registered on November 01, 2018), it relates to a pipe hanger for piping that is attached to the ceiling or wall of a building to fix the pipe. It can support the pipe so that it does not fall right away even if it is separated, and the pipe installation and dismounting method is one-touch method instead of bolt fastening method, so the workability is good and the pipe installation state is maintained firmly, so the technology for a safe pipe hanger for piping has been disclosed.

In addition, in Patent Publication No. 10-1957174 (registered on March 06, 2019), a fixing bracket fixed to structural concrete or structural steel in a building; A pipe fitting clamp which is rotationally fixed to the fixing bracket through one end and has a tapered shape from one end to the other end; a support pipe accommodating the other end of the pipe fitting clamp, the support pipe being coupled to the pipe fitting clamp and extending straight from the pipe fitting clamp; a pipe parasitic clamp positioned opposite the fixing bracket to surround the support pipe and fixed to the support pipe; And it is positioned around the support pipe and is rotationally fixed to the pipe parasitic clamp, there is disclosed a technology related to a support device for preventing shaking of the fire extinguishing pipe including a connection portion surrounding the fire extinguishing pipe.

Patent Document 1: Unexamined Patent Publication No. 10-2019-0107541 (published on September 20, 2019) Patent Document 2: Registered Patent Publication No. 10-1708779 (Registered on February 15, 2017) Patent Document 3: Registered Patent Publication No. 10-1916114 (Registered on November 01, 2018) Patent Document 4: Registered Patent Publication No. 10-1957174 (Registered on Mar. 06, 2019)

As can be seen from the prior art Figure 1, if the space from the ceiling (1) to the top of the pipe (5) is narrow, a situation in which the installation of the general longitudinal brace (10) is impossible (θ≥30°) occurs .

This is a structure in which the support 12 of the cylindrical structure is fixed with the pipe connecting device adapters 14 and 15 from the upper and lower parts, and the upper part is fastened with the building attachment device 11 and the lower part with the pipe connecting device 13 to fix the pipe. This is due to the structural requirement that each part must be arranged collinearly with the center of the pipe (5).

Also, in the case of CPVC piping, when installing the anti-shake brace on the CPVC piping in the longitudinal direction under the condition that excessive force cannot be applied to the coupling bolts of the piping connection device 13 for fear of damage to the CPVC piping, slip occurs and efficient longitudinal vibration Since it cannot perform the role of an anti-bracing, only transverse braces can be installed.

Even in Patent Documents 1 or 4, the technology of the anti-shake brace for fixing the pipe more efficiently in a narrow working space is disclosed, but the prior art can perform the role of a longitudinal anti-shake brace for low-rise high-rise use, There is a problem that the role of the transverse anti-sway brace for low-rise and high-rise use and the transverse anti-shake brace for CPVC pipe cannot be performed.

The present invention is to solve the above problems, and even when the space from the ceiling to the upper part of the pipe is very narrow, it is possible to install it in the longitudinal and lateral directions. aim to do

In addition, an object of the present invention is to provide a low-rise high-rise vertical/transverse combined anti-shake brace that can be installed in the lateral direction without applying excessive fastening pressure to the CPVC pipe.

In addition, the present invention aims to enable both longitudinal and transverse installation by the free direction change of the hinge bolt 330 and the right angle fastening end surfaces 312 and 322 of the upper and lower clamps 310 and 320. .

In addition, an object of the present invention is to be able to install the brace in the transverse direction without applying excessive fastening pressure to the pipe for CPVC by the clamp bushing 340 .

In addition, the present invention applies a structure for directly fastening the 'L'-shaped building attachment device 100 and the flat iron structure support 200, thereby providing a separate adapter between the building attachment device 100 and the support 200. The purpose is to make it possible to install even when the installation space is narrow due to the omission.

The present invention has the object as described above, and specifically has the following configuration.

The present invention is [1] a building attachment device 100 fixed to the ceiling and wall of the building; a support 200 coupled to and fixed to the building attachment device; a pipe connection device 300 coupled to the support to support the pipe 5; It is rotatably fastened between the upper clamp 310 and the lower clamp 320 of the pipe connection device 300 to connect the support 200 to the right angle fastening end surfaces 312 and 322 of the pipe connection device 300 or the clamp front surface. (313, 323) relates to a low-rise high-use longitudinal / transverse combined anti-shake brace, characterized in that consisting of; a hinge bolt 330 for fixing in close contact with it.

In addition, the present invention is [2] in the above [1], wherein the building attachment device 100 is composed of a ceiling fastening part 110 and a support fastening part 120, and the ceiling fastening part 110 and the support The inclined bending angle β formed by the replacement fastening part 120 has an angle of 90 degrees or less, and the anchor bolt hole 111 and the support bolt hole at the ends of the ceiling fastening part 110 and the support fastening part 120, respectively. (121) relates to a low-rise high-rise longitudinal / transverse combined anti-shake brace, characterized in that it is misaligned.

In addition, the present invention [3] in the above [2], the anchor bolt hole 111 and the support bolt hole 121 are two holes when fastened to the anchor bolt 3 fixed to the ceiling (1) slab. (111, 121) by matching the distance difference (G) in the pipe running direction (X) and the height value (H) of the ceiling (1) and the support bolt hole (121) to provide a critical angle (Cr) of 45 degrees It relates to a low-rise high-rise vertical / transverse combined anti-sway brace.

In addition, the present invention [4] in the above [1], the ends of the clamp fastening parts 311 and 321 provided at both ends of the upper clamp 310 and the lower clamp 320, the right angle fastening part of a right-angled planar structure Low-rise employment, characterized in that it has end surfaces 312 and 322 so that when the support 200 is longitudinally fastened, the support side 231 and the right angle fastening end surfaces 312 and 322 are in face-to-face contact It relates to an anti-sway brace for both longitudinal and transverse directions.

In addition, the present invention [5] in [1], the hinge bolt 330 is inserted between the upper clamp 310 and the lower clamp 320 to the fastening bolt 300a and the fastening nut 300b. When the support 200 is installed in the longitudinal direction, the hinge bolt end 331 is rotated in the pipe vertical direction (Y), and when the support is installed in the transverse direction, the hinge bolt end 331 is rotated in the piping direction. (X) It relates to a low-rise high-rise longitudinal / transverse combined anti-shake brace, characterized in that it is provided to rotate.

In addition, the present invention is [6] in the above [1], inserted between the upper clamp 310 and the lower clamp 320, the fastening pressure of the fastening bolt (300d) and the fastening nut (300e) is a CPVC pipe (6 ) It relates to a low-rise high-use longitudinal / transverse combined anti-shake brace, characterized in that it has a clamp bushing 340 to prevent it from being transmitted.

The present invention, having the configuration as described above, can be installed in the longitudinal and lateral directions even when the space from the ceiling to the upper part of the pipe is very narrow.

In addition, the present invention can provide a low-rise high-rise vertical / transverse combined anti-shake brace that can be installed in the lateral direction without applying excessive fastening pressure to the CPVC pipe.

In addition, according to the present invention, both longitudinal and transverse installations are possible by the free direction change of the hinge bolt 330 and the right angle fastening end surfaces 312 and 322 of the upper and lower clamps 310 and 320 .

In addition, the present invention can install the brace in the transverse direction without applying excessive fastening pressure to the pipe for CPVC by the clamp bushing 340 .

In addition, the present invention applies a structure for directly fastening the 'L'-shaped building attachment device 100 and the flat iron structure support 200, thereby providing a separate adapter between the building attachment device 100 and the support 200. is omitted, so it can be installed even when the installation space is narrow.

1 is a side view of a conventional longitudinal anti-shake brace
2 is a perspective view of an embodiment of the present invention;
3 is a partially exploded perspective view of FIG.
4 is a side view (4a), a front view (4b), and partial detail views (4c, 4d) of an embodiment in which the present invention is installed in the longitudinal direction;
5 is a front view (5a), a side view (5b), a partial detail view (5c, 5d, 5e) of an embodiment in which the present invention is installed in the transverse direction;
Figure 6 is a front view (6a), a side view (6b), a partial detail view (6c, 6d) of an embodiment in which the present invention is installed in the transverse direction on the CPVC pipe

Hereinafter, a preferred embodiment of the present invention will be described with reference to FIGS. 2 to 6 .

Figure 2 shows a perspective view of a low-rise high-use vertical / transverse combined anti-shake brace (B6) as a preferred embodiment according to the present invention, An exploded perspective view is shown.

Referring to FIGS. 2 and 3 , the low-rise high-rise vertical/horizontal combined anti-shake brace B6 includes a building attachment device 100 , a support 200 , and a pipe connection device 300 .

In addition, the building attachment device 100 includes a ceiling fastening unit 110 and a support fastening unit 120 .

The ceiling fastening part 110 and the support fastening part 120 are made of a flat plate structure bent in an approximately 'L' shape, and the inclined bending angle β has an angle of 90 degrees or less.

In this case, the ceiling fastening part 110 and the support fastening part 120 are preferably bent obliquely at an inclined bending angle β of 90 degrees or less in order to increase the fastening convenience.

In addition, the ceiling fastening part 110, the ceiling (1) to form an anchor bolt hole 111 that can accommodate the anchor bolt 3 fixed to the slab, and the support 200 in the support fastening part 120, A support bolt hole 121 that can be fastened is formed.

The support 200 is made of a rectangular flat plate, each of which has bolt holes 211 and 221 in the upper and lower parts, and the upper part is a building attachment device 100 using a fastening bolt 100a and a fastening nut 100b. signed on

The pipe connection device 300 is composed of an upper clamp 310 and a lower clamp 320 in a 'C' shape, and one clamp fastening part 311, 321 of the clamp fastening parts formed at both ends has a hinge bolt ( 330) is inserted between the upper clamp 310 and the lower clamp 320, and the threaded hinge bolt end 331 is rotated in the pipe running direction (X) or the pipe vertical direction (Y) of the pipe 5 to fasten it. It is fastened to the support 200 using the bolts 300a and the fastening nuts 300b and 300c.

At this time, it is preferable that the right-angled fastening end surfaces 312 and 322 of the upper clamp 310 and the lower clamp 320 have a right-angled planar structure rather than a general semicircle.

4 is a side view (4a) and a front view (4b) and a partial detail view ( 4c, 4d).

Referring to Figures 4a and 4b, the low-rise high-use vertical / horizontal combined anti-shake brace (B6) of the present invention, the support angle of the support 200 according to the position of the pipe (5) (θ1, θ2, ...) is a freely settable structure, and the length (D) of the clamping part 311 of the upper clamp 310 is smaller than the distance (L) between the ceiling (1) and the top of the pipe (5) in all low-rise conditions. Longitudinal installation is possible.

In addition, by bending the building attachment device 100 obliquely at an inclined bending angle β, the distance difference G between the anchor bolt hole 111 and the support bolt hole 121 and the ceiling 1 and the support bolt hole ( 121) It is desirable to match the height value (H) with the center (G = H), and to provide the critical angle (Cr) of the building attachment device to be the optimum value of 45 degrees.

This secures the distance difference (G) between the anchor bolt hole 111 and the support bolt hole 121 to promote assembly convenience, and at the same time adjust the critical angle (Cr) to the optimal value of 45 degrees (Cr = 45 degrees) for the anchor bolts. This is so that the maximum load value of (3) can be used.

4c to 4d, the hinge bolt end 331 is rotated in the pipe vertical direction (Y) so as to be perpendicular to the pipe running direction (X) of the pipe 5, and the support side surface when fastening with the support 200 (231) and the right angle fastening end surfaces (312, 322) of the right-angled plane structure of the upper and lower clamps (310, 320) are preferably fastened to make face-to-face contact.

This is to prevent rotation and shaking that may occur when fastening the semicircular fastening end end 312a of the conventional semicircular structure indicated by the dotted line in FIG. 4D and the support side surface 231 of the flat panel structure.

5 is a front view (5a) and a side view (5b) and partial detail views showing an embodiment in which a low-rise high-use vertical/horizontal combined anti-shake brace (B6) is installed in the transverse direction as an embodiment according to the present invention; (5c, 5d, 5e).

Referring to Figures 5a to 5b, the low-rise high-use vertical / horizontal combined anti-shake brace (B6) of the present invention, the support angle of the support 200 according to the position of the pipe (5) (θ1, θ2, ...) As a structure that can be set freely, the length (D) of the clamping part 311 of the upper clamp 310 is smaller than the distance (L) between the ceiling (1) and the top of the pipe (5) in the lateral direction in all low-rise conditions Installation is possible.

5c to 5e, when installed in the lateral direction, the hinge bolt end 331 is rotated so as to be parallel to the pipe running direction (X) of the pipe 5, and when fastened with the support 200, the support side 231 It is preferable to attach and fasten the clamp front surfaces 313 and 323 of the upper and lower clamps 310 and 320 so that face-to-face contact is made.

This is to prevent movement by attaching the support side 231 of the flat plate structure to the clamp front surfaces 313 and 323 of the upper and lower clamps 310 and 320 .

Figure 6 is a front view (6a) and a side view (6b) showing an embodiment in which the low-rise high-rise vertical / horizontal combined anti-shake brace (B6) is installed in the CPVC pipe (6) in the transverse direction as an embodiment according to the present invention ) and partial detail views (6c, 6d).

6a to 6b, when the present invention product, the vertical/transverse combined anti-shake brace (B6) for low-rise and high-rise use is installed in the CPVC pipe (6) in the transverse direction, most of the installation methods are the general metal pipe (B6) in FIG. 5) It is preferable to install in the same way as in the transverse direction.

6c to 6d, when installing the low-rise and high-rise vertical/transverse anti-shake brace (B6) in the CPVC pipe (6) in the lateral direction, the upper and lower clamps (310, 320) are fastened with the fastening bolt (300d) and the fastening nut In fastening with 300e, it is preferable to insert the clamp bushing 340 between the upper and lower clamps 310 and 320 in order to prevent the CPVC pipe 6 from being damaged by excessive fastening pressure, and the clamp bushing 340 ) can be implemented in various shapes such as polygonal structure and cylindrical structure.

The above description is illustrative of the present invention, and the embodiments described in the specification and drawings are for explaining, not limiting, the technical idea of the present invention, so those of ordinary skill in the art to which the present invention belongs Various modifications and variations will be possible without departing from the technical spirit of the present invention. Therefore, the protection scope of the present invention is to be interpreted by the matters described in the claims, and it should be construed as including technical matters within the scope equivalent thereto.

1: Ceiling
3: anchor bolt
5: Plumbing
6: CPVC piping
100: building attachment device
100a: fastening bolt 100b: fastening nut
110: ceiling fastening part 111: anchor bolt hole
120: support fastening part 121: support bolt hole
200: support
211, 221: bolt hole
231: side support
300: pipe connection device
300a, 300d: fastening bolts
300b, 300c, 300e : Fastening nut
310: upper clamp
311: clamp fastening part
312: right angle fastening end face
312a: the end of the semicircular fastening part
313: clamp front
320: lower clamp
321: clamp fastening part
322: right angle fastening end face
323: clamp front
330: hinge bolt
331: end of hinge bolt
340: clamp bushing
X : Pipe running direction Y : Pipe vertical direction G : Distance difference H : Height value
β: inclined bending angle Cr: critical angle θ1, θ2: support angle

Claims (6)

Building attachment device 100 fixed to the building ceiling and wall;
a support 200 coupled to and fixed to the building attachment device;
a pipe connection device 300 coupled to the support to support the pipe 5;
It is rotatably fastened between the upper clamp 310 and the lower clamp 320 of the pipe connecting device 300 to connect the support 200 to the right angle fastening end surfaces 312 and 322 of the pipe connecting device 300 or the clamp front. (313, 323) hinge bolts (330) fixed in close contact with;
The method of claim 1,
The building attachment device 100 consists of a ceiling fastening part 110 and a support fastening part 120,
The inclined bending angle (β) formed by the ceiling fastening part 110 and the support fastening part 120 has an angle of 90 degrees or less,
Low-rise high-rise vertical/horizontal combined anti-shake brace, characterized in that the anchor bolt hole 111 and the support bolt hole 121 are formed at the ends of the ceiling fastening part 110 and the support fastening part 120 to be shifted, respectively.
3. The method of claim 2,
When the anchor bolt hole 111 and the support bolt hole 121 are fastened to the anchor bolt 3 fixed to the ceiling (1) slab, the distance difference (X) of the two holes 111 and 121 ( G) and the ceiling (1) and the height value (H) of the ceiling (1) and the support bolt hole 121, and the critical angle (Cr) is provided to be 45 degrees.
The method of claim 1,
The ends of the clamp fastening parts 311 and 321 provided at both ends of the upper clamp 310 and the lower clamp 320 are provided with right angle fastening end surfaces 312 and 322 of a right-angled planar structure, the support 200 is provided. When fastening in the longitudinal direction, the support side (231) and the right angle fastening end surfaces (312, 322) are in face-to-face contact with the low-rise high-rise vertical/transverse combined anti-shake brace.
The method of claim 1,
The hinge bolt 330 is inserted between the upper clamp 310 and the lower clamp 320 and is fastened by the fastening bolt 300a and the fastening nut 300b, when the support 200 is installed in the longitudinal direction. The hinge bolt end 331 rotates in the pipe vertical direction (Y), and when the support is installed in the transverse direction, the hinge bolt end 331 is provided to rotate in the pipe running direction (X). /Transverse anti-shake brace.
The method of claim 1,
It is inserted between the upper clamp 310 and the lower clamp 320, and the clamp bushing 340 for preventing the fastening pressure of the fastening bolt 300d and the fastening nut 300e from being transmitted to the CPVC pipe 6 is provided. Low-rise, high-rise, longitudinal / transverse combined anti-shake brace, characterized in that.

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