KR101800818B1 - Unit type curtain wall having double insulated structure - Google Patents

Abstract

A unit type curtain wall having a double insulation structure according to the present invention is composed of a pair of vertical frames and a horizontal frame and is integrally assembled in a rectangular shape. Glass is mounted on the outdoor side of the frame, The frame disposed on the right and left sides of the curtain wall is made of metal and disposed on the outer side of the unit. Both ends of each frame project outward from the unit, A metal frame in which each end of the protruding portion is doubly bent to the indoor and the outdoor sides and the fastening protrusion is formed at the end thereof; A cross-section is made of a synthetic resin material and is formed on the inner side of the unit, and a fastening groove is formed at each end portion bent in a 'C' shape, and the fastening groove is fastened And a heat insulating frame that is integrally fastened and assembled while surrounding the metal frame. In a portion of the metal frame protruding outward from the unit, the first and second fastening grooves And gasket engagement grooves are further formed.

Description

[0001] The present invention relates to a unit type curtain wall having a double insulation structure,

[0001] The present invention relates to a unit type curtain wall, and more particularly, to a curtain wall of a unit type, in which a curtain wall provided on an outer wall of a building is unitized and assembled on a factory workbench, The present invention relates to a unit type curtain wall having a double heat insulating structure in which a heat insulating frame provided with a frame is assembled to remarkably improve the heat insulating performance of the frame.

It is a structure that supports horizontal loads due to vertical load, wind, earthquake, etc., which are the structures that form the skeleton in the building, and the outer walls that divide the inside and the outside in the high-rise building, The wall is called a curtain wall because it acts like a curtain like a curtain, and in Korean construction terms it is called a non-proof partition wall. The curtain wall functions to block rain and wind from the outside, to block noise and heat, and to close the column and the beam with glass or the like so as not to be exposed to the outside, thereby improving the lighting and having a function as an external cosmetic.

In addition to being able to lighten the outer wall, the curtain wall can produce a gorgeous appearance depending on the materials used. Recently, the construction examples are gradually increasing, and most of the high-rise buildings have been constructed by this method recently. The curtain wall is usually provided with a horizontal bar and a vertical bar in a lattice shape to install a glass wall in a lattice shape. The curtain wall is constructed by carrying a horizontal bar and a vertical bar manufactured by the factory, , And a unit type that is assembled into a unit from a factory to a horizontal bar and a vertical bar to a glass, and then assembled into a unit, which is carried on the spot and installed on the spot.

The sticking method, which has been carried out until recently, is assembled in the field, so if a problem occurs during the assembly work, the response may vary depending on the skill of the operator, which may affect the quality and performance. It is very difficult and difficult to maintain horizontal bars and vertical and horizontal bars of horizontal bars and glass in severe winds and dangerous working conditions. In addition, there is a problem that the construction period can not be shortened due to a large workload on the site.

In order to solve such a problem, the emerging technique is a unit method such as the patent registration No. 1071105 entitled " a unit installation type curtain wall system utilizing a double vertical frame member ", which means that the unit itself has too many components So that the structure is complicated and there are many parts assembled with the pieces, so that there is a problem that there is a high possibility of causing defects in watertightness and airtightness. In addition, the technology such as patent registration No. 1072602, " Frame coupling structure of unit curtain walls applied to modular construction method for high-rise building "uses a separate coupling member for coupling between units, There is a problem of increasing. In addition, these curtain wall frames are not provided with any means for heat insulation, and thus there is a problem in heat insulation.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and an object of the present invention is to provide a curtain wall which is installed on an outer wall of a building as a unit, It is possible to improve the watertightness and airtightness and to remarkably shorten the construction period by assembling the heat insulating frame having the hollow portion to the outer surface of the frame, The present invention is intended to provide a unit type curtain wall having a double insulation structure in which the width of the curtain wall is remarkably improved.

A unit type curtain wall having a double insulation structure according to the present invention is composed of a pair of vertical frames and a horizontal frame and is integrally assembled in a rectangular shape. Glass is mounted on the outdoor side of the frame, The frame disposed on the right and left sides of the curtain wall is made of metal and disposed on the outer side of the unit. Both ends of each frame project outward from the unit, A metal frame in which each end of the protruding portion is doubly bent to the indoor and the outdoor sides and the fastening protrusion is formed at the end thereof; A cross-section is made of a synthetic resin material and is formed on the inner side of the unit, and a fastening groove is formed at each end portion bent in a 'C' shape, and the fastening groove is fastened And a heat insulating frame that is integrally fastened and assembled while surrounding the metal frame. In a portion of the metal frame protruding outward from the unit, the first and second fastening grooves And gasket engagement grooves are further formed.

Another embodiment of the unit curtain wall according to the present invention is characterized in that the frames disposed respectively on the right and left sides of the curtain wall are made of metal and disposed on the outside of the unit and are formed so as to have a cross- (Front ends) of the first bent portions are bent toward both the indoor side and the outdoor side, respectively, and then the front end portions of the first bent portions are located at the most indoor side and the outdoor side in the unit And the fastening protrusions are formed at the ends of the fastening protrusions. The portion of the first bent portion bent in the opposite direction to the portion where the fastening protrusions are formed at each end of the first bent portion is bent back toward the outer direction of the unit A first frame having a protruding protrusion; And a second bent part protruding outwardly at both ends so that a cross section of the bent part is formed into a 'C' shape, and the tip ends of the second bent parts are connected to the indoor and outdoor sides A second frame having a fastening protrusion formed at an end thereof and a gasket fastening groove formed at an outer end portion of the second bent portion opposite to the fastening protrusion; The first and second frames are formed in a shape of 'C' so as to be positioned on the inner side of the unit, and fastening recesses are formed at the bent ends of the 'C' And a heat insulating frame integrally fastened to the first and second frames by fastening the fastening recesses, and a second frame of the unit adjacent to the first frame is fastened to each other, And a pair of protrusions of the first frame are inserted between a pair of second bent portions of the second frame of the adjacent unit.

Preferably, the heat insulating frame is formed by a double-walled structure having a "C" shape, and a partition wall is provided between the double walls, and each of the sides has 1 to 5 hollow portions.

Preferably, the fastening protrusions and the fastening recesses are joined in a knurling manner, or in a one-touch manner in which the heat insulating frame is pushed and joined at one time.

Since the curtain wall of the unit type according to the present invention is unitized into a certain size and assembled at the factory, it is possible to find out and solve the problems in assembling in advance, and it is possible to secure a uniform and excellent quality The watertightness and airtightness can be remarkably improved and the finished product can be checked in advance. Therefore, it is very easy to manage and the work of attaching the glass to the frame is stably performed at the factory work desk. In addition, since the curtain wall attached to the glass frame is transported to the frame, installation work is minimized in the field, and the construction period can be shortened remarkably.

Further, since the unit type curtain wall according to the present invention is formed by integrating a heat insulating frame made of synthetic resin into a metal frame and having a plurality of hollow portions, the heat loss through the frame is reduced Can be significantly reduced. In addition, it is very easy to assemble by inserting the heat insulating frame into the frame by pushing it at a time in one touch or assembling it by the nulling method, so that the heat insulating frame made of synthetic resin is separated from the frame made of metal such as aluminum Or not.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view showing an outer wall equipped with a unit curtain wall of the present invention. Fig.
2 is a sectional view of a first embodiment of a unit curtain wall;
3 is a cross-sectional view showing a state in which the curtain wall of the first embodiment is fastened to the adjacent curtain wall.
4 is a cross-sectional view of a second embodiment of a unit curtain wall.
5 is a cross-sectional view showing a state in which the curtain wall of the second embodiment is engaged with an adjacent curtain wall.

The greatest feature of the unit type curtain wall according to the present invention is that the curtain wall can be unitized in the factory to be precisely processed and assembled so that perfect quality control is easy and the installation period can be shortened by simple installation work in the field And the heat insulating performance of the curtain wall frame is remarkably increased by assembling the heat insulating frame made of synthetic resin and having a plurality of hollow portions into the metal frame.

The unit type curtain wall according to the present invention is made up of one unit height with one unit height, and in some cases, it can be manufactured with a height of 2 to 3 units. In addition, a single piece of glass may be mounted on one unit, or a plurality of pieces of glass may be divided and mounted. Each unit 20 has an anchor 10 fixed to an outdoor side end portion of a slab portion of each floor of a building to be fixed, and this is already performed on many sites.

The unit 20 is composed of a pair of vertical frames and horizontal frames, assembled in a rectangular shape, and a glass 40 is mounted on the outdoor side of the frame. The frames disposed on the right and left sides of the curtain wall, respectively, 21 and a heat insulating frame 22 surrounding the metal frame 21. The first embodiment will be described with reference to Figs. 2 and 3. Fig.

The metal frame 21 is made of a metal such as aluminum and disposed in the outer direction of the unit 10 and has both ends of each metal frame 21 protruding outward of the unit, And the fastening protrusions 215 are formed in the double-twisted end portions so that the tips of the protruded portions are doubly bent in the directions in which they are arranged in the indoor and outdoor sides. The first and second fastening grooves 212 and 213 and the gasket fastening grooves 214 are formed at the protruding portions of the metal frame 21 in the outward direction of the unit, Respectively.

The heat insulating frame 22 is formed of a synthetic resin material so that a cross section of the body 221 is formed in a 'C' shape so that the metal frame is positioned on the inner side of the unit (in the assembled unit, And the fastening recessed portion 223 is fastened to the fastening protrusion 215. When the fastening recessed portion 223 is fastened to the fastening protrusion 215, And the frame 22 is integrally fastened and assembled while covering the outside of the metal frame 21.

The heat insulating frame 22 may be fastened to the metal frame 21 by a fastening means such as a bolt or the fastening protrusion 215 and the fastening recessed portion 223 may be mechanically coupled by a knurling method, In a one-touch manner in which the metal frame 21 is pressed toward the metal frame 21 and pressed together.

The heat insulating frame 22 has a cross section of the main body 221 in a 'C' shape, each side is composed of a double wall, and a plurality of partition walls are formed between the double walls, (Hollow portion) 222. By providing such a hollow portion 222, it is possible to further improve the heat insulating performance.

Reference numeral 23 denotes a sealant for bonding the glass 40 and the heat insulating frame 22 while maintaining airtightness, and reference numeral 24 denotes a gasket. Since the sealant 23 and the gasket 24 have a structure independent of the frame of the unit curtain wall, which is a characteristic feature of the present invention, a detailed description thereof will be omitted.

A second embodiment of the unit curtain wall will be described with reference to Figs. 4 and 5. Fig. In the second embodiment, frames having different structures of the units provided adjacent to each other are formed by assembling and joining together the frames formed vertically on the left side and the right side while forming different shapes from each other. The frames disposed respectively on the left and right sides of the curtain wall are constituted by first and second frames 31 and 32, and a heat insulating frame 33 fitted to these frames. In the second embodiment, the second frame of the unit provided adjacent to the first frame is assembled with each other.

The first frame 31 is made of metal and disposed on the outer side of the unit. Both ends of the first frame 31 are bent outward so that a cross section of the first frame 31 is' The front end of the first bent portion 312 is bent toward both the indoor side and the outdoor side and then the front end of the first bent portion 312 is bent toward the front end The fastening protrusion 314 is formed at the end of the unit and is bent in the direction opposite to the portion where the fastening protrusion 314 is formed at each end of the first bending portion 312 And a protruding portion 315 whose tip is bent and bent outwardly in the outward direction of the unit (see FIG. 4).

The second frame 32 is made of metal and disposed on the outer side of the unit. Both ends of the second frame 32 are bent outward so that the cross section of the second frame 32 is 'C' The front end of the second bent portion 322 is bent toward both the indoor and the outdoor sides and then bent inward in the unit so that the fastening protrusion 324 is formed at the end of the bent portion 322 And a gasket locking groove 323 is formed at a position facing each other on the outer end portion of the second bent portion 322 (the tip of the second bent portion before the front end of the second bent portion is bent into the room and the outdoors) 4).

A pair of protrusions 315 located on the outermost side of the unit in the first frame 31 are inserted and assembled while being inserted between a pair of second bent portions 322 of the second frame 32 of the curtain wall adjacent thereto . The first frame 31 can be inserted between the pair of second bent portions 322 formed on the second frame 32 by a pair of first projections 312 formed on the first frame 31, The spacing between the pair of first projections 312 formed in the second frame 32 should be smaller than the spacing between the pair of second bends 322 formed in the second frame 32. [ The gasket locking groove 323 of the second frame 32 should be tightened to secure airtightness between assembled and installed units (see FIG. 5).

The heat insulating frame 33 has the same structure as the heat insulating frame 22 of the first embodiment and the fastening protrusions 314 and 324 of the first and second frames and the fastening recessed portion 333 are fastened to each other, And are integrally fastened and assembled so as to enclose the frames 31 and 32, respectively.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the present invention. Various modifications and variations will be possible without departing from the spirit of the invention. Therefore, the scope of the present invention should be construed as being covered by the scope of the appended claims, and technical scope within the scope of equivalents thereof should be construed as being included in the scope of the present invention.

10: Anchor
20: Unit 21: Metal frame
211: main body 212: first fastening groove
213: second fastening groove 214: gasket fastening groove
215: fastening projection
22: a heat insulating frame 221:
222: hollow portion (hollow portion) 223: fastening groove portion
23: sealant 24: gasket
30: Unit 31: First frame
311: main body 312: first bent portion
313: receiving part 314: fastening part
315:
32: second frame 321:
322: second bent portion 323: gasket fastening groove
324:
33: a heat insulating frame 331:
332: hollow portion 333: fastening groove portion
40: Glass

Claims (5)

In a unit type curtain wall which is assembled with a pair of vertical frames and horizontal frames so that the frame is integrally assembled in a rectangular shape and glass is mounted on the outdoor side of the frame,
The frame disposed on the left and right sides of the curtain wall,
Each end of each frame protrudes to the outside of the unit and each end of the projected portion is doubly bent into the indoor and outdoor sides, A metal frame on which a fastening protrusion is formed;
A cross-section is made of a synthetic resin material and is formed on the inner side of the unit, and a fastening groove is formed at each end bent in a 'C' shape, and the fastening groove is fastened A heat insulating frame which is integrally fastened and assembled while surrounding the metal frame;
And,
Wherein the first and second fastening grooves and the gasket fastening grooves are further formed on a portion of the metal frame protruding to the outside of the unit so as to fasten the adjacent unit to the adjacent unit. Style curtain wall.
In a unit type curtain wall which is assembled with a pair of vertical frames and horizontal frames so that the frame is integrally assembled in a rectangular shape and glass is mounted on the outdoor side of the frame,
The frame disposed on the left and right sides of the curtain wall,
And a first bent part protruding from the outer side of the unit so that both ends of the first bent part are protruded so as to form a ' The front end is bent to both the indoor and outdoor sides and then the front end located at the most indoor side and the outdoor side in the unit is bent back in the unit inner direction so that the fastening protrusion is formed at the end thereof, A first frame having a protruding portion whose tip ends are bent outwardly in the outward direction of the unit;
And a second bent part protruding outwardly at both ends so that a cross section of the bent part is formed into a 'C' shape, and the tip ends of the second bent parts are connected to the indoor and outdoor sides A second frame having a fastening protrusion formed at an end thereof and a gasket fastening groove formed at an outer end portion of the second bent portion opposite to the fastening protrusion;
The first and second frames are formed of a synthetic resin material so that their cross-sections are formed in a 'C' shape and are positioned on the inner side of the unit, and fastening recesses are formed in the bent ends of the ' A heat insulating frame integrally fastened to the first and second frames while being fastened to the fastening protrusions of the first and second frames;
And,
A second frame of the unit adjacent to the first frame is fastened to each other and a pair of protrusions of the first frame are inserted between a pair of second bent portions of the second frame of the adjacent unit, Wherein the curtain wall has a double insulation structure.
3. The method according to claim 1 or 2,
Characterized in that the heat insulating frame has a double-walled structure in which each side has a double-walled shape, and a partition wall is provided between the double walls, and each side has one to five hollow portions (hollow portions) A unit type curtain wall.
3. The method according to claim 1 or 2,
Wherein the fastening protrusion and the fastening protrusion are coupled in a nulling manner.
3. The method according to claim 1 or 2,
Wherein the fastening protrusions and the fastening protrusions are coupled in a one-touch manner in which the heat insulating frame is pushed and joined together at one time.

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