KR20110061719A

KR20110061719A - Truss frame supporting girder, half-fabricated support set, fabricated support set and system support

Info

Publication number: KR20110061719A
Application number: KR1020090118213A
Authority: KR
Inventors: 박정진; 박정호; 이용호
Original assignee: 깨뱉시스템주식회사
Priority date: 2009-12-02
Filing date: 2009-12-02
Publication date: 2011-06-10

Abstract

The present invention provides a girder supporting truss frame capable of stably reinforcing the center or end of the lower surface of the beam (girder) subjected to concentrated load in the construction process of the reinforced concrete structure without shaking back and forth, left and right, and without shaking the girder supporting truss frame The present invention relates to a prefabricated set of clubs that supports and efficiently supports and is easy to install, dismantle, store and transport, and a system group connecting the girder supporting truss frame and the set of assembled clubs.

Girder, formwork, clubbing, truss, crossbar, temporary materials

Description

Truss frame supporting girder, Half-fabricated support set, Fabricated support set and System support}

The present invention relates to a copper bar and a girder support member, which is a temporary member utilized in reinforcement-concrete structure construction.

Forming is required for the construction of reinforced concrete structures, and copper bars are required for the construction of slab formwork. Conventionally, in order to stably support the slab formwork, a myriad of copper bars have been installed and installed, which causes a lot of material costs and delays in air. On the other hand, in the past, by integrating several groups together in a horizontal direction, the overall rigidity against buckling and torsion was improved and the number of groups used was reduced. There was no reliable support method, and the inefficiency of installing a copper bar on the lower part of the slab remained.

The present invention is a girder supporting truss frame capable of stably reinforcing the upper or the upper end of the beam (girder) under the center of the beam (girder) receiving the concentrated load during the construction process of the reinforced concrete structure, and the girder supporting truss frame without shaking It is an object of the present invention to provide a prefabricated set of clubs that supports and efficiently supports and is easy to install, dismantle, store and transport, and a system group connecting the girder supporting truss frame and the set of clubs.

According to the present invention, the inclined material having the same waveform is repeated between the upper and lower chords spaced up and down in parallel, and two first truss members having the copper bar connecting tube vertically coupled to the front and rear lower portions of the upper chord are provided. It is arranged in parallel to the left and right, and the upper and lower brackets are coupled to face the opposite side on each of the four vertical lines passing through the upper chord and the copper barrier tube, spaced vertically spaced up and down, and both ends are crimped top pipe Two second truss members in which the inclined material having the same waveform is repeated between the lower pipes are arranged in parallel back and forth, and both ends of the upper pipe and the lower pipe are fitted into the brackets, respectively, and are fixed by removable fasteners. It provides a girder supporting truss frame.

In addition, the present invention is arranged between the two pipe-shaped struts spaced apart from each other and a plurality of fixed cross-linked to form a unitary body is formed parallel to the left and right parallel to each other, the fixed to the struts The brackets are coupled to each other the height of the crossbars, the brackets coupled to the left and right ladder-like clubs are coupled so as to face each other, and the mounting crossbars are crimped at both ends horizontally fitted to the bracket is fixed by a removable fastener It comes with a set of semi-fabricated clubs.

In addition, in the present invention, four pillars of a pipe-like, in which a plurality of horizontal branch pipes formed in one direction are coupled at equal intervals, are erected on four vertices of a square or rectangle, and the horizontal branch pipes of the posts arranged on the left and right face the same direction. The horizontal branch pipes of the posts arranged before and after are arranged to face each other, and the connecting pipes are coupled at both ends, so that a plurality of pipe-shaped first connecting rods formed in I type intersect the posts arranged on the left and right sides. The horizontal branch pipes of the posts arranged on the left and right are respectively fitted to one side of the connecting pipe, and are fixed by tightening bolts, and a plurality of pipe-shaped second connecting bars are installed between the posts arranged before and after the second branch. Both ends of the connecting rod together provide a full set of assembled clubs, characterized in that they are configured to fit on each other of the connecting pipe.

In addition, the present invention the girder supporting truss frame; The semi-fabricated club set; A screw pipe coupled to an upper end of each strut of the semi-assembled club set and rotating in an axial direction; And a male thread is formed on the outer periphery, and the upper end is inserted and coupled to the first truss member copper connecting tube of the girder supporting truss frame, and the lower end is screwed with the screw tube to adjust the height by rotation of the screw tube. Height adjustment rod; Provides a system club, characterized in that configured to include a.

In addition, the present invention the girder supporting truss frame; The prefabricated club set; A screw pipe coupled to an upper end of each prop of the prefabricated club set and rotating in an axial direction; And a male thread is formed on the outer periphery, and the upper end is inserted and coupled to the first truss member copper connecting tube of the girder supporting truss frame, and the lower end is screwed with the screw tube to adjust the height by rotation of the screw tube. Height adjustment rod; Provides a system club, characterized in that configured to include a.

According to the present invention has the following effects.

1. The girder supporting truss frame, semi prefabricated club set, and prefabricated club set and system club provided by the present invention consist of a structure free from front, back, left, right shaking and unevenness during construction of the reinforced concrete structure with eccentricity. It can ensure the safety when constructing reinforced concrete structures.

2. The girder supporting truss frame, semi prefabricated club set, and prefabricated club set and system club provided by the present invention are easy to assemble and dismantle, thereby improving storage, transportation and construction convenience.

3. The semi-prefabricated grouping set and pre-assembled grouping set provided by the present invention can be prevented from buckling due to the load of the upper part because four struts are connected to one set by a crossbar coupled to the middle of the strut.

Hereinafter, the present invention will be described in detail with the accompanying drawings.

One. Girder Supporting Truss frame

In the present invention, the inclined member 113 having the same waveform is repeated between the upper chord 111 and the lower chord 112 spaced up and down in parallel, and the bottom portion of the upper chord 111 in front and rear. Two first truss members 110 having a vertically coupled connecting tube 114 are arranged in parallel from side to side, and the upper and lower portions of the upper truss 111 and the four vertical lines passing through the connecting tube 114 are located on the upper and lower portions. Bracket 120 is coupled so as to face each other with the opposite side, the inclined material 133 is the same wave is repeated between the top pipe 131 and the bottom pipe 132 spaced up and down parallel and both ends are crimped is coupled Two second truss members 130 are arranged in parallel to the front and rear, and both ends of the upper pipe 131 and the lower pipe 132 are fitted to the bracket 120, respectively, and are fixed with a removable fastener. Girder supporting truss frame 100 (See Fig. 1).

The girder supporting truss frame 100 combines the first truss member 110 and the second truss member 120 to form a support frame for supporting the formwork installed at the bottom of the girder (beam) or the column.

The first truss member 110 is composed of an upper chord 111, a lower chord 112, an inclined material 113 and a copper tube connecting tube 114. The upper chord 111 serves as a yoke for supporting the lower surface of the formwork installed in the upper portion, the lower chord 112 and the inclined material 113 reinforces the upper chord 111. The copper connector tube 114 is coupled to the lower portion of the front and rear of the upper chord 111 is directly and indirectly connected to the lower copper member. Two first truss members 110 configured as described above are disposed in parallel to left and right.

The bracket 120 is a media member that couples the first truss member 110 and the second truss member 130 to the upper chord 111 of the first truss member 110 and the copper tube connecting tube 114. The members are joined to face each other on the same vertical line. Since the bracket 120 is installed up and down in front and rear of the two first truss members 110, a total of eight brackets 120 are installed.

The second truss member 130 is a member in which both ends of the inclined material 133 having the same waveform is repeated between the upper pipe 131 and the lower pipe 132 spaced up and down parallel to each other is coupled, Unity is maintained by the inclined material 133. Both end portions of the upper pipe 131 and the lower pipe 132 are crimped for securing the rigidity, securing the convenience of assembly and dismantling. Two of the second truss members 130 are disposed in parallel to the front and rear, and both ends of the upper pipe 131 and the lower pipe 132 are fitted to the bracket 120, respectively, and are fixed with a removable fastener.

FIG. 2 illustrates a process of fitting the second truss member 130 to the front and rear of the first truss member 110 arranged in parallel to the left and right, and FIG. 3 illustrates the bracket 120. The first and second truss members 110 and 130 are coupled to each other. 2 and 3, the bracket 120 shown includes two side plates 121 formed with holes in the plate surface; Hanging jaw (122) coupled to cross the lower side of the two front side plate 121; And a fixing nut 123 mounted at a lower end between the two side plates 121. It is configured to include. In the case of applying such a bracket by forming a through hole in each of the compressed end of the upper pipe 131 and the lower pipe 132 of the second truss member 130, as shown in [2] and [3] As described above, each of the compressed ends of the upper pipe 131 and the lower pipe 132 is inserted between the two side plates 121 so that the coupling bolt 11 is inserted into the through hole in the transverse direction and then fixed again. Pin 12 can be fixed in the longitudinal direction through the hole formed in the end of the coupling bolt (11). As described above, the coupling bolt 11 and the fixing pin 12 may be detachable as necessary. After coupling the detachable fastener, the fixing bolt 14 may be coupled upward to the fixing nut 123. By tightening, the fixing bolt 14 is tightly fixed to the upper end of the upper pipe 131 and the lower pipe 132 in the upward direction so as to be firmly fixed as a whole without the minute assembly tolerance (gap) generated during assembly by the fastener. There can be no shaking.

2. Semi-assembled Dongbari set

In the present invention, a plurality of fixed cross bars 212 are arranged at equal intervals between two pipe struts 211, which are spaced apart from each other, so that two ladder-like clubs 210 are formed parallel to each other. The bracket 220 is coupled to the support 211 at each of the heights at which the fixing crossbars 212 are coupled, and the brackets 220 coupled to the left and right ladder-type clubs 210 are coupled to face each other, and both ends thereof. The crimped assembly crosspiece 230 is horizontally fitted to the bracket 220 to provide a semi-assembled copper club set, characterized in that it is fixed by a removable fastener (see Fig. 4).

The ladder-like club 210 is formed so that a plurality of fixed cross-sections 212 coupled horizontally at equal intervals between the pipe-shaped pillars 211 and the two pillars 211 on both sides are formed to form a unit. As shown in FIG. 4 and FIG. 5, it is formed in a ladder shape. The support 211 and the fixed side bar 212 may be coupled and fixed by welding or the like, and the support plates 13 may be coupled to lower ends of both support posts 211 to be self-supporting.

Semi-assembling clubs set provided by the present invention is the two ladder-like clubs (210) as described above spaced apart from the left and right, and the plurality of assembly cross-sections 230 are spaced equally between the left and right ladder-shaped clubs (210) spaced apart. In the horizontal connection, the assembly cross-section 230 is to be detachably connected as necessary, so that the bracket 220 is coupled to both sides of the struts 211 of the ladder-type clubs 210, the assembly cross ( 230) It is to be used as an intermediate member for installation. The bracket 220 shown in FIG. 6 includes two side plates 221 having holes formed in the plate surface; Hanging jaw 222 coupled to cross the lower side of the two side plates 221; And a fixing nut 223 mounted at a lower end between the two side plates 221; It is configured to include. Holes are formed in the plate surfaces of the two side plates 221, respectively. In the case of applying such a bracket by forming a through hole in the crimped end of the assembly cross-section 230, the coupling bolt in the state that each of the crimped end of the assembly cross-section 230 is sandwiched between the two side plates 121 ( 11) is inserted into the through hole in the transverse direction, and the fixing pin 12 can be fixed in the longitudinal direction to the through hole formed at the end of the coupling bolt (11). As described above, the coupling bolt 11 and the fixing pin 12 may be detachable as necessary. After coupling the detachable fastener, the fixing bolt 14 may be coupled upward to the fixing nut 223. By tightening, the fixing bolt 14 is in close contact with each end of the assembling cross 230 in the upward direction is firmly fixed as a whole without the fine assembly tolerance (gap) generated during the assembly by the fastener so as not to shake back and forth and left and right. can do.

These semi-assembled club sets can be assembled in the order shown in FIG. 5. As shown in (a) of FIG. 5, the ladder-like clubs 210 are placed on both sides of the left and right, and then the assembly cross-section 230 is sequentially formed as shown in (b) to (d) of FIG. 5. It can be assembled by a process of joining, which is particularly useful when installing a grouping around the column (1).

Since the semi-assembling club set 200 as described above is connected to a single set of four struts 211 by the fixed crossbar 212 and the assembly crosspiece 230 between the struts 211 due to the load of the upper Buckling can be prevented.

3. Fully assembled Dongbari set

According to the present invention, four pipe branch struts 310 having a plurality of horizontal branch pipes 311 formed in one direction are coupled at equal intervals, respectively, standing on four vertices of a square or a rectangle, and the horizontal portion of the strut 310 disposed on the left and right sides. Branch pipe 311 faces the same direction, horizontal branch pipes 311 of the struts 310 disposed before and after are arranged to face each other, the connecting pipe 321 is coupled to both ends is composed entirely of I type A plurality of pipe-type first connecting rods 320 are installed to cross the struts 310 disposed on the left and right, and the horizontal branch pipe 311 of the struts 310 disposed on the left and right sides of the connecting tube 321 is provided. Fitted on one side, respectively, and fixed by tightening bolts, a plurality of pipe-shaped second connecting bar 330 is installed between the posts arranged before and after, both ends of the second connecting bar 330 is the connection pipe 321 Characterized in that it is configured to be fitted to the other side of each) (全) provides a prefabricated Shore set (see Fig. 7).

A plurality of horizontal branch pipes 311 are coupled to the support 310 at equal intervals, and in the present invention for self-supporting at the bottom, four such supporters are placed upright on four vertices of a square or a rectangle. At this time, the posts 310 arranged to the left and right are arranged side by side so that the horizontal branch pipes 311 point in one direction, and the posts 310 arranged back and forth face the horizontal branch pipes 311 so as to face each other. The posts 310 disposed on the left and right sides are connected to each other by the first horizontal rung 320, and the posts 310 arranged on the front and rear are connected by the second horizontal rung 330. However, both the first horizontal crossbar 320 and the second horizontal crossbar 330 are connected through the horizontal branch pipe 311 and the connection pipe 321. FIG. 8 is a detailed view of the strut 310, the first connecting crossbar 320, and the second connecting crossbar 330. The first connecting rod 320 is a pipe-shaped length member, and the connecting pipes 321 are coupled to each end at right angles, respectively, and are composed of I characters as a whole. The first connecting crossbar 320 is installed to cross the strut 310 disposed on the left and right, the horizontal branch pipe 311 of the strut 310 arranged on the left and right both ends of the first connecting crossbar 320 Fitted on one side of the connection pipe 321 coupled to each other, it is fixed by tightening the coupling bolt (11). On the other hand, the second connecting rod 330 is also installed between the posts arranged before and after as a pipe-shaped length member, both ends of the second connecting rod 330 is configured to be fitted to the other side of the connecting pipe 321, respectively do. The second connecting bar 330 may also be fixed by tightening bolts, and by coupling the friction member 340 to the other side of the connecting pipe 321 (that is, the side on which the second connecting bar is fitted). The second connecting crossbar 330 is to be prevented from being separated after being fitted to the connecting pipe 321.

The pre-assembled club set 300 is configured to be shipped to assemble each component in the factory, it is characterized by being folded as shown in FIG. That is, when storing or transporting the prefabricated group of copperfish set 300 according to the present invention loosely loosen the coupling bolt 11 tightening the horizontal branch pipe 311 fitted to the connecting pipe 321, the first connecting crossbar 320 Is to be able to fold by folding the second connecting crossbar 330 to the axis. At this time, the friction member 340 serves to hold the first connection cross-section 320 is not pushed to the left or right.

The pre-fabricated group of copper set 300 as described above, because the four horizontal struts 310 and the second horizontal crossbar 330 coupled between the struts 310 are connected in one set, Buckling due to load can be prevented.

3. System Dongbari

The present invention supports the girder supporting truss frame (100); The semi-assembled club set (200); A screw pipe 410 coupled to an upper end of each strut 210 of the semi-assembled club set 200 to rotate in an axial direction; And a male thread is formed on the outer periphery, the upper end is inserted and coupled to the first truss member 110, the copper tube connecting tube 114 of the girder supporting truss frame 100 and the lower end is the screw pipe 410 and screw Combination height adjustment bar 420 is adjusted by the rotation of the screw tube 410 height; It provides a system group (400a) characterized in that it is configured to include (see [FIG. 10], hereinafter referred to as 'system group first embodiment').

In addition, the present invention the girder supporting truss frame 100; The prefabricated club set 300; A screw pipe 410 coupled to an upper end of each strut 310 of the prefabricated club set 300 to rotate in an axial direction; And a male thread is formed on the outer periphery, the upper end is inserted and coupled to the first truss member 110, the copper tube connecting tube 114 of the girder supporting truss frame 100 and the lower end is the screw pipe 410 and screw Combination height adjustment bar 420 is adjusted by the rotation of the screw tube 410 height; It provides a system group 400b, characterized in that it is configured to include (see [Fig. 11], hereinafter referred to as "system group 2nd embodiment").

The first embodiment of the system group 300 is a structure in which a girder supporting truss frame 100 and a semi-assembled group of sets 200 are coupled to each other through a screw tube 410 and a height adjusting rod 420. The second embodiment 400 is a structure in which the girder supporting truss frame 100 and the prefabricated club set 300 are coupled to each other via a screw tube 410 and a height adjusting rod 420. Since the screw tube 410 and the height adjusting rod 420 are screwed together in the first and second embodiments of the system, the girder supporting truss is turned by adjusting the height of the height adjusting rod 420 by turning the screw tube 410. The installation height of the frame 100 can be adjusted.

The bottom of the girder supporting truss frame 100 may be coupled to the various clubs through the screw tube 410 and the height adjustment rod 420. FIG. 12 illustrates an embodiment in which a field assembly club set is coupled to a lower portion of a girder supporting truss frame as an example of such a coupling structure.

1 illustrates one embodiment of a girder supporting truss frame according to the present invention.

2 illustrates a process of coupling the second truss member to the first truss member.

3 is a detailed view of a state in which a second truss member is fitted and fixed to a bracket coupled to the first truss member.

4 illustrates one embodiment of a semi-assembled clubbing set.

5 shows the installation process of the semi-assembled grouping set.

FIG. 6 is a detailed view of a state in which an assembly bar is fitted and fixed to a bracket coupled to a ladder-type clubbing of a semi-assembled clubbing set.

FIG. 7 illustrates one embodiment of a prefabricated club set.

8 is a detailed view of the coupling of the prop, the first connecting crossbar and the second connecting crossbar of the prefabricated copper club set.

FIG. 9 illustrates a folding process of the prefabricated club sets.

Fig. 10 shows a first embodiment of a system group provided by the present invention.

Fig. 11 shows a second embodiment of the system group provided by the present invention.

FIG. 12 illustrates an embodiment in which a field prefabricated club set is coupled to the bottom of a girder supporting truss frame.

1: pillar

11: coupling bolt 12: fixing pin

13: support plate 14: fixing bolt

100: girder supporting truss frame

110: first truss member 111: phase present

112: lower current 113: inclined material

114: Dongbari Connector

120: bracket 121: side plate

122: locking jaw 123: fixing nut

130: second truss member 131: upper pipe

132: lower pipe 133: inclined material

200: semi-fabricated club set

210: ladder type 211: pipe type post

212: fixed crosspiece

220: bracket 221: side plate

222: locking jaw 223: fixing nut

230: Assembly crossbar

300: prefabricated club set

310: prop 311: branch pipe

320: first connecting rod 321: connector

330: second connecting cross 340: friction member

400a: system club (first embodiment)

400b: System Club (Second Embodiment)

410: screw tube 420: height adjustment rod

Claims

An inclined material having the same waveform is repeated between the upper chord and the lower chord spaced up and down in parallel, and two first truss members having the copper bar connecting tube vertically coupled to the front and rear lower parts of the upper chord are parallel to the left and right. Are arranged

The upper and lower brackets are coupled to face each other on the opposite side on four vertical lines passing through the upper chord and the connecting pipe,

Two second truss members are spaced up and down in parallel to each other, and the second truss member having the inclined material having the same waveform repeated between the upper pipe and the lower pipe which are crimped at both ends is disposed in parallel before and after, so that both ends of the upper and lower pipes are respectively The girder supporting truss frame, which is inserted into the bracket and fixed by a detachable fastener.

In claim 1,

The bracket includes two side plates formed with holes in the plate surface; A latching jaw coupled to traverse the lower side of the two side plates; A fixing nut mounted on a lower end between the two side plates; And,

Both ends of the upper pipe and the lower pipe are fitted between the two side plates of the bracket, respectively, and are fixed with a removable fastener in a state spanning the locking jaw, and the fixing bolts are fastened by being coupled to the fixing nuts in the upward direction. Girder supporting truss frame characterized by.

Between the two pipe-shaped struts spaced apart from each other, a plurality of fixed crossbars are arranged parallel to each other to form a unitary body by combining at a fixed interval.

The holding bracket is coupled to each of the height of the fixed side coupled to the bracket, the bracket coupled to the left and right ladder-shaped clubs are coupled to face each other,

A semi-assembly type copper club set, characterized in that both ends are crimped and assembled with horizontally fitted fasteners, which are inserted into the bracket and fixed by detachable fasteners.

4. The method of claim 3,

The bracket includes two side plates formed with holes in the plate surface; A latching jaw coupled to traverse the lower side of the two side plates; And a coupling nut mounted at a lower end between the two side plates. And,

Girder, characterized in that both ends of the assembling cross is sandwiched between the two side plates of the bracket, respectively, fixed with a removable fastener in a state spanning the locking jaw, the fixing bolt is coupled to the fixing nut in the upward direction and tightened. Supporting truss frame.

Four pipe-shaped struts, each of which has a plurality of horizontal branch pipes formed in one direction, are erected on four corners of a square or a rectangle, and the horizontal branch pipes arranged on the left and right sides face the same direction and are arranged before and after. The horizontal branches of the posts are arranged to face each other,

The connecting pipes are coupled to both ends, so that a plurality of pipe-shaped first connecting rods are formed to cross the props arranged on the left and right, and the horizontal branch pipes of the posts arranged on the left and right are connected to one side of the connecting pipe. Each fitted, fixed by bolt tightening,

A plurality of pipe-like second connecting rod is installed between the posts arranged before and after, both ends of the second connecting rod is a pre-fabricated copper clad set, characterized in that each configured to be fitted to the other side of the connecting pipe.

The method of claim 5,

The prefabricated copper club set, characterized in that the friction member is coupled to the other side of the connecting pipe.

The girder supporting truss frame of claim 1;

A semi prefabricated club set according to claim 3 or 4;

A screw pipe coupled to an upper end of each strut of the semi-assembled club set and rotating in an axial direction; And

The male thread is formed on the outer circumference, and the upper end is inserted and coupled to the first truss member copper connecting tube of the girder supporting truss frame, and the lower end is screwed with the screw tube to adjust the height by the rotation of the screw tube. Height adjustment rod; System club, characterized in that configured to include.

The girder supporting truss frame of claim 1;

A prefabricated club set according to claim 5 or 6;

A screw pipe coupled to an upper end of each prop of the prefabricated club set and rotating in an axial direction; And