KR100817727B1 - A extention balcony bracket for supporting the safety net and the method for mounting a extention balcony bracket - Google Patents

Abstract

An extension type balcony bracket and a construction method of an extension type balcony bracket are provided to prevent the human damage caused by an accidental fall of an extension type balcony bracket, to secure safety at installation and dismantlement works of a fall prevention net by having a bracket supporting a fall prevention net integrally and installing and dismantling the bracket easily, and to perform balcony installation work effectively. An extension type balcony bracket includes an upper bracket(20) formed on internal and external walls(4,5) and a window projection(2) of a balcony at the upper floor of a building and provided with a compressor(6) formed to compress the internal wall of a balcony, a screw hole(11) formed on the lower part of a fastener(7) to move the compressor forward and backward, a through hole(9) formed on the top of the fastener to fasten a fixing bolt(8), an insertion hole(12) formed on one side of a support plate(15) to insert the fixing bolt coupled to the through hole, a support fixture(14) formed on the other side of the support plate to fix a support(13) mounted with a fall prevention net and a chain(17) welded to one side of a bracket(16) welded to the bottom of the support plate to prevent the movement of the support, and a lower bracket(30) formed on internal and external walls(4a,5a) and a window projection(2a) of a balcony at the lower floor of a building and provided with a compressor(6a) formed on the lower part of a fastener(7a) to compress the internal wall of a balcony, a screw hole(11a) formed on the lower part of the fastener to move the compressor forward and backward, a through hole(9a) formed on the top of the fastener to fasten a fixing bolt(8a), a bracket coupled with a support plate(15a) provided with an insertion hole(12a) fitted with the fixing bolt to couple with the through hole formed on the top of the fastener, a support holder(21) formed in the bracket to insert the support supporting the fall prevention net, pin holes(22,23) formed on the outer top of the bracket to prevent the support inserted to the support holder from overturning forward or backward and a hook(25) formed on the top of the bracket to fix a wire of the fall prevention net. A construction method of an extension type balcony bracket comprises the steps of: installing an upper bracket to internal and external walls and a window projection of a balcony easily by inserting a fixing bolt to a through hole formed on the upper part of a fastener formed on one side of an upper bracket and an insertion hole formed on a support plate welded to a bracket formed on the other side of the upper bracket; and installing a lower bracket to internal and external walls and a window projection of a balcony simply by inserting a fixing bolt to a through hole formed on the upper part of a fastener formed on one side of a lower bracket and an insertion hole formed on a support plate welded to a bracket formed on the other side of the lower bracket.

Description

A extention balcony bracket for supporting the safety net and the method for mounting a extention balcony bracket}

The present invention relates to an expansion balcony bracket and an extension balcony bracket construction method used to support a drop prevention network, and dismantles the bracket installed outside the building so that easier and safe construction can be achieved when constructing a chassis or other window frame of the building. Expandable balcony brackets as the fasteners are seated on the balcony inside the building when dismantling the fastener fixing bolts by positioning the fastener fixing bolts that fix and disassemble the fasteners from the inside of the balcony so that the drop protection net can be installed without re-installation or re-installation. It is an extension type balcony that can prevent installation and dismantling of brackets that support falling water prevention network, and ensure the safety of installation and dismantling of falling water safety net and efficient balcony installation work. Providing brackets The.

Conventional balcony brackets of high-rise buildings, apartments, etc. install a drop prevention net support on the outer wall of the building to install a drop prevention net, and install a chassis, window, etc. by fixing the bracket with bolts on the top of the support and then drop the drop prevention net. When dismantling each part that fixes the drop barrier support and the balcony bracket for disassembly, the accidental fall of the drop barrier support and the bracket falls to the ground due to the operator's mistake, resulting in the loss of the human life of the balcony bracket and the falling object. Disassembly and installation and release of the protective net respectively had the disadvantage of increased work time.

The present invention has been invented to solve the above problems, in particular, when constructing a chassis or other window frame of the building to prevent the fall and fall prevention network without dismantling or reinstalling the bracket installed outside the building so that easier and safe construction can be achieved. When dismantling the fastener fixing bolts by placing the fastener fixing bolts that fix and disassemble the fasteners from the inside of the balcony for installation, the fasteners are seated on the balcony inside the building. An extension balcony bracket that prevents human damage and is integrally formed with a bracket to support the falling water prevention network, which is easy to install and dismantle, thus securing the safety of installing and dismantling the falling water prevention network and enabling efficient balcony installation. Providing an extension balcony bracket construction method will be.

Referring to the configuration of the present invention for achieving the above object in more detail based on the accompanying drawings as follows.

In the configuration of the present invention, in the balcony balcony door expansion balcony bracket is installed in the fall prevention screen to install a chassis or window,

It is formed in the balcony of the upper floor of the building, the outer wall and the window sill, a crimping table formed to crimp the inner wall of the balcony on one side, a screw hole through the lower portion so that the crimp is moved back and forth, the fixing bolt is fastened to the top Formed fasteners,

An insertion hole is formed in one side is inserted into the bolt is coupled to the through-hole formed in the upper end of the fastener, the support plate is formed on the other side is fixed to the support for fixing the drop prevention net is installed, and the other side of the support plate is welded An upper bracket including a bracket having a chain formed at one side thereof to prevent movement of the support;

It is formed in the balcony of the lower floor of the building, the outer wall and the window sill, and the pressing table formed to compress the inner wall of the balcony on one side of the lower part, the screw hole through the lower portion so that the pressing table is moved back and forth, the fixing bolt is fastened to the upper end Formed fasteners,

A support plate formed with an insertion hole into which a fixing bolt is inserted to be coupled to a through hole formed at an upper end of the fastener is coupled to one side by welding, and a support holder is formed into which a support for supporting the drop preventing net is inserted therein. Extended balcony characterized in that the pinhole is formed to prevent the support inserted into the holder to be forward or backward, and a lower bracket including a bracket having a hook for fixing the wire of the drop prevention net on the upper surface To provide a bracket.

In addition, the lower both sides of the bracket formed on the other side of the lower bracket to provide an extended balcony bracket, characterized in that the through hole is inserted into which the bolt fixing the lower end of the support holder is formed so that the support holder is pivotable.

In addition, the insertion hole formed on one side of the support plate formed on the upper bracket and the lower bracket is formed in plurality so that the fasteners formed in the upper bracket and the lower bracket is moved according to the balcony wall thickness to be fixed to the fixing bolt. It is to provide an expandable balcony bracket characterized by.

In addition, in the expansion balcony bracket construction method in which a drop preventing net is installed to install a chassis or window on the balcony window sill,

On the lower side one side of the pressing unit formed to compress the inner wall of the balcony, the pressing hole is formed in the lower part through the screw hole through the lower portion so as to move back and forth, the fixing bolt is fastened to the upper end, the through hole formed on the upper end of the tightening port on one side Insertion hole is formed is inserted into which the fixing bolt is coupled, the support plate for fixing the support for fixing the drop prevention net is installed on the other side and the support plate is coupled to the other side of the support plate by welding, and the support is moved to one side Constructing an upper bracket including a bracket having a chain formed thereon in the balcony, the outer wall, and the window sills of the upper floor of the building;

A compression hole formed to compress the inner wall of the balcony on one side of the lower part, a screw hole formed in the lower part of the screw hole in the lower part so that the pressing part moves forward and backward, and a fixing hole formed at the upper end thereof; A support plate having an insertion hole into which a bolt is inserted to be coupled is coupled by welding, and a support holder is formed in which a support for supporting the drop prevention net is inserted, and the support inserted into the support holder at an outer upper end is forward or backward. Constructing a lower bracket including a bracket having a pinhole for preventing it from falling, and a bracket having a hook for fixing a wire of an anti-dropping object on the upper surface in the balcony, the outer wall and the window sill of the lower floor of the building;

Coupling the support to the support holder and fixing the support fixture by wrapping one side of the support with the chain formed on one side of the bracket of the upper bracket;

Fix one end of the wire supporting the drop prevention net to the inner circumference of the connection member attached to the wire ring formed on one side of the support in a state where the support is prevented by the chain, the wire to the connection member formed in the support fixture After fixing the other end is to provide a method for constructing an extended balcony bracket, characterized in that comprising the step of constructing a drop preventing net down the support.

Extended balcony bracket of the present invention to install a drop prevention net without dismantling or reinstalling the construction materials, such as brackets installed on the outside of the building so that more convenient and safe construction when constructing the chassis or window, window frame of the building In the inside of the balcony, the upper bracket is easily inserted by inserting a fixing bolt into the through hole formed on the support plate joined by welding to one side of the through hole formed in the upper portion of the fastener formed on one side of the upper bracket and the bracket formed on the other side of the upper bracket. Can be installed on exterior walls and windowsills.

In addition, by inserting the fixing bolt into the insertion hole formed in the support plate welded to one side of the through hole formed in the upper portion of the fastening hole formed on one side of the lower bracket and the other side of the lower bracket, the lower bracket can be easily inserted into the balcony, the outer wall and the window. By installing on the jaw, the operator can safely and conveniently install the extended balcony bracket of the present invention can shorten the construction time by reducing the construction time.

In addition, by inserting the fixing bolt into the plurality of insertion holes formed in a plurality of holes at a predetermined interval on one side of the through hole formed on the upper side of the fastening hole formed on one side of the upper bracket and the lower bracket and the support plate is moved back and forth according to the thickness of the balcony wall Can be installed in the insertion hole of the.

In addition, when dismantling the extended balcony bracket of the present invention, the fixing bolt formed on the upper part of the fastener of the upper bracket and the lower bracket is dismantled, and one side and the other side of the upper bracket and the lower bracket are easily pushed to the outer wall of the balcony, respectively. Since it can be separated, the upper bracket and the lower bracket to prevent the human injury caused by the fall of the extended balcony bracket of the present invention and at the same time to support the falling object prevention net is formed integrally, so that the installation and disassembly is easy to expand the balcony bracket And the safety of the installation and dismantling of the falling object prevention network is secured, it is possible to perform efficient balcony installation.

When described in more detail by the accompanying drawings the effect of the present invention made of the above configuration as follows.

As shown in Figures 1, 2 and 3, the present invention is for the safety of the operator when constructing the chassis (3) or windows (not shown) in the balcony window sills (2) of buildings, apartments, officetels, etc. Falling object prevention net (not shown) is constructed.

In addition, the upper bracket 20 is formed in the outer walls 4 and 5 and the window sills 2 in the balcony of the upper floor of a building such as an apartment.

On one side of the upper bracket 20, a crimping stand 6 formed to crimp the balcony inner wall 4 is formed at the lower one side, and the screw 7 is provided at the bottom of the fastener 7 so that the crimping table 6 moves back and forth. The hole 11 is through-hole and the through-hole 9 to which the fixing bolt 8 is fastened is formed in the upper end of the fastener 7.

In addition, an insertion hole 12 into which the fixing bolt 8 coupled to the through hole 9 formed at the upper end of the fastener 7 is inserted is formed at one side of the support plate 15, and at the other side of the support plate 15. A support fixture 14 for fixing the support 13 on which the drop preventing net is installed is formed. In addition, the chain 17 is formed by welding so as to prevent the movement of the support 13 on one side of the bracket 16 coupled to the other end of the support plate 15 by welding.

Accordingly, the crimping rod 6, the screw hole 11, and the through hole 9 are formed in the fastener 7 formed in one side of the upper bracket 20, and the insertion hole 12 is formed in the through hole 9. One end of the formed support plate 15 is coupled to the bolt, the other end portion of the upper bracket 20 to the other end of the support plate 15, the support fixture 14 is welded, the lower end of the support plate 15 bracket (16) ) Is formed, and a chain 17 for fixing the support 13 to one side of the bracket 16 is formed.

Therefore, the upper bracket 20 of the expandable balcony bracket of the present invention is fixed to insert the fixing bolt 8 in the insertion hole 12 formed in one end of the through hole 9 and the support plate 15 formed on the upper fastener (7). The fastener 7 is located on the inner wall 4 of the balcony, and the bracket 16, the support fixture 14, and the chain 17 can be safely integrally formed on the balcony outer wall 5.

In addition, as shown in Figs. 1, 2 and 3, the lower bracket 30 is formed on the outer walls 4a, 5a and the window sills 2a in the balcony of the lower floor of a building such as an apartment.

In addition, a lower end side of the fastener 7a formed at one side of the lower bracket 30 is formed with a crimping rod 6a to compress the inner wall 4a of the balcony, and the crimping rod 6a is tightened to move back and forth. A screw hole 11a is formed in the lower portion of the sphere 7a.

In addition, the upper end of the fastener 7a is a through hole 9a to which the fixing bolt 8a is fastened.

In addition, a bracket 16a is formed at the other side of the lower bracket 30, and a fixing bolt 8a is inserted to be coupled to the through hole 9a formed at the upper end of the fastener 7a at one side of the bracket 16a. The other side of the support plate 15a in which the insertion hole 12a was formed is joined by welding.

In addition, a support holder 21 into which the support 13 for supporting the drop preventing net is inserted is formed inside the bracket 16a of the lower bracket 30, and the support holder 21 is provided at the outer upper end of the bracket 16a. Pinholes 22 and 23 are formed to prevent the inserted support 13 from going forward or backward.

In addition, the upper surface of the bracket 16a is provided with a latch 25 for fixing the wire 24 of the drop prevention net.

Thus, as shown in Figure 2 and 3, the support 13 for supporting the drop prevention net is inserted into the support holder 21 formed in the lower bracket 30, and the bracket 16 of the upper bracket 20 One side of the wire 24 is wrapped around the support 13 with a chain 17 formed on one side and fixed to the support fixture 14, and a ring 26 formed on one side of the support 13 to support the support 13. The connection member 27 formed in the connection, and the connection member 28 formed on the other end of the wire 25 can be connected to the support fixture 14 to install a drop prevention net.

In addition, the through hole 29 is inserted into the lower side of the bracket (16a) formed on the other side of the lower bracket 30 to secure the lower end of the support holder 21 so that the support holder 21 is pivotable Is formed.

Therefore, the expanded balcony bracket of the present invention can be installed without falling apart or re-installing the construction materials, such as brackets installed on the outside of the building so that easier and safe construction is achieved when constructing the chassis or window, window frame of the building. On the support plate 15, one side of which is welded to the through hole 9 formed in the upper part of the fastener 7 formed in one side of the upper bracket 20 and the bracket 16 formed in the other side of the upper bracket 20 so as to be welded. By inserting the fixing bolt (8) into the insertion hole (12) formed, the upper bracket 20 can be easily installed in the balcony, the outer wall (4, 5) and the window sill (2).

In addition, the support plate 15a in which one side is welded to the through hole 9a formed in the upper portion of the tightening hole 7a formed at one side of the lower bracket 30 and the bracket 16a formed at the other side of the lower bracket 30 is welded. By inserting the fixing bolt (8a) into the insertion hole (12a) formed by simply installing the lower bracket 30 in the balcony, the outer wall (4a, 5a) and the window sill (2a), the operator can safely and conveniently Since the expansion balcony bracket (1) can be constructed, the construction time can be shortened by shortening the construction time.

In addition, a plurality of holes (9, 9a) formed in the upper portion of the fastening holes (7, 7a) formed on one side of the upper bracket 20 and the lower bracket 30 and one side of the support plate (15, 15a) at a predetermined interval By inserting the fixing bolts 8 and 8a into the insertion holes 12 and 12a formed of two pieces, the fasteners 7 and 7a move back and forth according to the balcony wall thickness so that the insertion holes 12 and 12a of the support plates 15 and 15a are moved. ) Can be installed.

In addition, when dismantling the extended balcony bracket (1) of the present invention to dismantle the fixing bolts (8, 8a) formed on the upper fastening holes (7, 7a) of the upper bracket 20 and the lower bracket 30, Since the support plates 15 and 15a can be pushed to the balcony outer walls 5 and 5a to easily separate one side and the other side of the upper bracket 20 and the lower bracket 30, respectively, from the fall of the extended balcony bracket of the present invention. The upper bracket 20 and the lower bracket 30 are formed integrally with each other to prevent human injury from occurring and to simultaneously support the drop prevention network, so that the installation and dismantling is easy, thus ensuring the safety of the installation and dismantling of the drop prevention network. And efficient balcony installation work can be done.

In addition, the construction method of the extended balcony bracket of the present invention is as follows.

1, 2 and 3 and 5, in the expanded balcony bracket construction method in which a drop prevention net is installed to install a chassis or window on the balcony window sill,

A crimping stand 6 formed to squeeze the inner wall 4 of the balcony on the lower side and a screw hole 11 through the lower portion so that the crimping stand 6 moves back and forth, and the fixing bolt 8 is fastened to the upper end. A fastening hole 7 having a through hole 9 formed therein, and an insertion hole 12 into which a fixing bolt 8 coupled to the through hole 9 formed at an upper end of the fastening hole 7 is inserted at one side thereof, is formed at the other side. A support plate 15 having a support fixture 14 for fixing a support 13 on which an anti-dropping net is installed at an upper end thereof is welded to the other lower end of the support plate 15, and the support 13 at one side thereof. Constructing the upper bracket 20 including the bracket 16 on which the chain 17 is formed so as to prevent movement of the upper bracket 20 in the balcony of the upper floor of the building, the outer walls 4 and 5 and the window sills 2 (S1). Wow,

A crimping stand 6a formed to crimp the balcony inner wall 4a on one side of the lower side, and a screw hole 11a through the lower part so that the crimping table 6a moves back and forth, and the fixing bolt 8a is fastened to the upper end. A support plate 15a having a fastening hole 7a having a through hole 9a formed therein and an insertion hole 12a into which a fixing bolt 8a is inserted to be coupled to a through hole 9a formed at an upper end of the fastening hole 7a on one side thereof. ) Is joined by welding, and a support holder 21 into which a support 13 for supporting the drop preventing net is inserted is formed inside, and the support 13 inserted into the support holder 21 at an outer upper end is forward. Or a lower bracket 30 having pinholes 22 and 23 formed therein to prevent it from falling backward, and a bracket 16a formed with a catch 25 for fixing the wire 24 of the drop prevention net on the upper surface. ) Is installed in the lower floor of the building in the balcony, the outer walls (4a, 5a) and window sills (2a) (S2),

The support 13 is coupled to the support holder 21, and wrapped around one side of the support 13 with the chain 17 formed at one side of the bracket 16 of the upper bracket 20. Fixing the support fixture 14 (S3),

A wire for supporting the falling objects bangjimang to the inner periphery of the connection member 27 attached to the wire ring 26 formed at one side of the support 13. The support 13 is in the movement prevented state by the chain 17, Fixing one end of the (24), fixing the other end of the wire 24 to the connecting member 28 formed in the support fixture 14, and down the support 13 to construct a falling water prevention net (S4) It is to provide a method for constructing an extended balcony bracket, characterized in that configured to include.

In addition, as shown in Figure 4, when dismantling the extended balcony bracket (1) constructed by the expanded balcony bracket construction method of the present invention, the drop preventing net, wire 24, connecting members (27, 28) and support holder Separate the support fixed to (21), dismantle the fixing bolt 8 coupled to the fastener 7 and the support plate 15 to the upper bracket 20, the support plate 15 of the upper bracket 20 To the outside of the building can be conveniently separated from the fastener 7, which is one side of the upper bracket 20 and the bracket 16 of the other side.

In addition, when the lower bracket 30 is released, the fixing bolt 8a fixed to the fastener 7a and the support plate 15a of the lower bracket 30 is released, and the support plate of the lower bracket 30 15a) can be pushed out of the building to conveniently separate the fastener 7a, which is one side of the lower bracket 30, and the bracket 16a, which is the other side.

Therefore, when dismantling the extended balcony bracket (1) of the present invention to dismantle the fixing bolts (8, 8a) formed on the upper portion of the fastening holes (7, 7a) of the upper bracket 20 and the lower bracket 30, the support plate Since the one side and the other side of the upper bracket 20 and the lower bracket 30 can be separated from each other by pushing the (15, 15a) to the balcony outer walls 5, 5a, they are generated from falling of the extended balcony bracket of the present invention. The upper bracket 20 and the lower bracket 30 are formed integrally with each other to prevent the human injury from being lost and simultaneously support the drop prevention network, so that the installation and disassembly of the extended balcony bracket 1 and the drop prevention network are easy. Safety of dismantling work is secured and efficient balcony installation work is possible.

In addition, it is a matter of course that various changes and modifications are made by those skilled in the art to which this invention belongs.

1 is a view showing a state in which the upper bracket and the lower bracket of the extended balcony bracket of the present invention is installed on the upper and lower floors of the building.

Figure 2 is a view showing a state in which the support is installed on the upper bracket and the lower bracket of the extended balcony bracket of the present invention.

3 is a view showing a state in which the support for supporting the expansion balcony bracket and the falling water prevention net of the present invention is constructed.

4 is a view illustrating a state in which the upper bracket and the lower bracket of the extended balcony bracket of the present invention are disassembled.

5 is a view showing a construction method of the extended balcony bracket of the present invention.

[Explanation of symbols on the main parts of the drawings]

1: expandable balcony bracket 2: window sills (balcony)

3: chassis 4, 4a: interior walls of the balcony

5, 5a: balcony outer wall 6, 6a: crimp

7, 7a: fastener 8, 8a: fixing bolt

9, 9a: through hole 11, 11a: screw hole

12, 12a: hole 13: support

14: support fixture 15, 15a: support plate

16, 16a: bracket 17: chain

20: upper bracket 21: support holder

22, 23: pinhole 25: latch

26: wire ring 27, 28: connecting member

Claims (4)

In the extended balcony bracket which is installed on the balcony window sill to install a chassis or window, It is formed in the balcony of the upper floor of the building, the outer wall and the window sill, a crimping table formed to crimp the inner wall of the balcony on one side, a screw hole through the lower portion so that the crimp is moved back and forth, the fixing bolt is fastened to the top Formed fasteners, An insertion hole is formed on one side is inserted into the fixing bolt coupled to the through-hole formed in the upper end of the fastener, the support plate is formed on the other side is fixed to the support for fixing the drop prevention net is installed, and the other side of the support plate by welding An upper bracket including a bracket having a chain formed at one side thereof to prevent movement of the support; It is formed in the balcony of the lower floor of the building, the outer wall and the window sill, and the pressing table formed to compress the inner wall of the balcony on one side of the lower part, the screw hole through the lower portion so that the pressing table is moved back and forth, the fixing bolt is fastened to the upper end Formed fasteners, The support plate is formed by inserting the insertion hole is inserted into the bolt to be coupled to the through hole formed on the upper end of the fastener on one side by welding, the support holder is inserted into the support for supporting the drop prevention net is formed inside, the support holder on the outer top Extended balcony characterized in that the pinhole is formed to prevent the support inserted into the front or rear, and the lower bracket including a bracket having a latch for fixing the wire of the drop prevention net on the upper surface Brackets. The method of claim 1, Extended balcony brackets, characterized in that the through hole 29 is inserted into the lower side of the bracket formed on the other side of the lower bracket is inserted into the bolt fixing the lower end of the support holder so that the support holder is pivotable. The method of claim 1, The insertion hole formed at one side of the support plate formed on the upper bracket and the lower bracket is formed in plurality so that the fasteners formed in the upper bracket and the lower bracket is moved according to the balcony wall thickness to be fixed by the fixing bolt. Balcony brackets. In the extended balcony bracket construction method in which a drop preventing net is installed to install a chassis or window on the balcony window sill, On the lower side one side of the pressing unit formed to compress the inner wall of the balcony, the pressing hole is formed in the lower part through the screw hole through the lower portion so as to move back and forth, the fixing bolt is fastened to the upper end, the through hole formed on the upper end of the tightening port on one side Insertion hole is formed is inserted into which the fixing bolt is coupled, the support plate is formed on the other side of the support for fixing the support is installed on the drop prevention net, and the other side of the support plate is joined by welding, the movement of the support portion on one side Constructing an upper bracket including a bracket having a chain formed thereon in the balcony, the outer wall, and the window sills of the upper floor of the building; A compression hole formed to compress the inner wall of the balcony on one side of the lower part, a screw hole formed in the lower part of the screw hole in the lower part so that the pressing part moves forward and backward, and a fixing hole formed at the upper end thereof; A support plate having an insertion hole into which a bolt is inserted to be coupled is coupled by welding, and a support holder is formed in which a support for supporting the drop prevention net is inserted, and the support inserted into the support holder at an outer upper end is forward or backward. Constructing a lower bracket including a bracket having a pinhole for preventing it from falling, and a bracket having a hook for fixing a wire of an anti-dropping object on the upper surface in the balcony, the outer wall and the window sill of the lower floor of the building; Coupling the support to the support holder and fixing the support fixture by wrapping one side of the support with the chain formed on one side of the bracket of the upper bracket; Fix one end of the wire supporting the drop prevention net to the inner circumference of the connection member attached to the wire ring formed on one side of the support in a state where the support is prevented by the chain, the wire to the connection member formed in the support fixture After fixing the other end of the extended balcony bracket construction method comprising the step of lowering the support and constructing a drop prevention net construction.

Images