KR20160075384A - Heat-insulation deck and method for installing the heat-insulation deck - Google Patents

Abstract

The present invention relates to: an insulation deck which uses an insulation plate directly as a deck plate; and an insulation deck installing method. The insulation deck according to the present invention has characteristics in which: an insulation plate (110) is cut to be fit a span interval; a plurality of truss girders (120) is arranged in the lower side of the cut insulation plate (110); the insulation plate (110) is combined with the truss girders (120) by a first clamp (130) and an anchorage bolt (135); the lower end of a rebar spacer (140) is coupled with the upper end of the anchorage bolt (135); an end part mounting section (111) of the insulation plate (110) protrudes from the truss girders (120) as the length (L1) of the insulation plate (110) is longer than the length (L2) of the truss girders (120); an iron plate bracket (150) is arranged in the lateral end of the lower side of the end part mounting section (111); the iron plate bracket (150) is combined with an end part of the truss girders (120) by a second clamp (160); and a nail coupling unit (155) of the iron plate bracket (150) protrudes from the end part mounting section (111) of the insulation plate (110) to the lateral part.

Description

{HEAT-INSULATION DECK AND METHOD FOR INSTALLING THE HEAT-INSULATION DECK}

The present invention relates to a heat insulating material deck and a method of installing a heat insulating material deck using the heat insulating material plate directly as a deck plate. More specifically, the heat insulating plate and the truss girder are coupled by a first clamp and a long bolt, To a heat insulating material deck and a method of installing a heat insulating material deck.

The method of slab insulation is mainly used after laying of reinforced concrete after cutting the insulation after the completion of the mold construction. The method of laying concrete is used, and concrete is laid, and after the form is demolished, insulation is separately installed. Deck construction methods are introduced to simultaneously construct reinforcing bars and insulation.

The deck construction method is introduced in Korean Patent No. 10-1429482 (registered on August 6, 2014) as "a method of constructing an integral thermal insulation deck plate slab integrally with a finishing material ".

The method of constructing a thermal insulation deck plate slab integrally with a finishing material includes a plurality of connection holes at a lower portion of a truss girder, coupling a plurality of connection ports with a CRC board or a non-cementitious cement synthetic resin, A method of constructing a thermal insulation deck plate slab integrated with a finishing material, wherein both ends of the thermal insulation deck plate with a finishing material integrally formed thereon are disposed between upper and lower steel bars, the method comprising: a) welding the lattice members bent in a wave form to both sides of the upper reinforcing bars, respectively, and completing the truss girder by welding the lower reinforcing bars to the lower outer side of the lattice members by welding; (b) combining the finishing-material integrated work-piece board with a plurality of connectors at a lower portion of the truss girder, wherein the heat-insulating material is arranged on the upper part of the finish-material integrated work- Forming a projection on the other side; (c) forming a steel structure of one layer by using H-shaped steel to form a plurality of adjacent steel bars; (d) a heat insulating deck plate integrally formed with the finishing material integrated so that both ends of the finishing integrated heat insulating deck plate are longitudinally provided between adjacent steel bars, Disposing an inlet portion of the deck plate so as to be padded; (e) a plurality of stud bolts are installed in the longitudinal direction on the upper part of the steel beam, and a plurality of upper connecting roots and lower connecting rods are used in the upper part of the steel beam, Connecting reinforcing bars respectively; (f) casting the concrete on the upper portion of the heat insulating deck plate and the steel frame integrally with the finishing material; And (g) repeating the steps (c) to (f) sequentially after the concrete of one layer is poured and cured.

However, in the method of constructing the thermal insulation deck plate slab integrated with the finishing material, since the integrally formed formwork board having the heat insulating material is assembled in a state of being suspended from the truss girder by the connecting hole, a plurality of connection bolts (tightening bolts) And the size of the deck plate is limited due to the increase in load, so that the cost of materials is increased and the installation cost is increased.

Accordingly, an object of the present invention is to provide a heat insulating deck and a method of installing a heat insulating deck in which a heat insulating plate and a truss girder are joined by a first clamp and a long bolt, and an iron plate bracket is mounted to an end of the truss girder by a second clamp .

According to another aspect of the present invention, there is provided a heat insulating material deck comprising a plurality of truss girders disposed on a lower surface of a heat insulating plate cut to fit a span interval, a heat insulating plate and a truss girder, The lower end of the reinforcing spacer is fastened to the upper end of the long bolt and the length of the heat insulating plate is longer than the length of the truss girder so that the end mounting portion of the heat insulating plate protrudes from the truss girder, And the steel plate bracket is coupled to the end portion of the truss girder by the second clamp and the nail engagement portion of the steel plate bracket is protruded to the side portion in the end mounting portion of the heat insulating plate.

The first clamp is formed with receiving grooves for accommodating the upper and lower ends of the first clamp. The bolt holes are formed between the receiving grooves. The lower end of the long bolt is fastened to the nut through the bolt hole. And the upper end is fastened to the lower fastening hole of the reinforcing spacer through the center hole of the spacer base plate.

The steel plate bracket includes a bolt fastening portion having a plurality of bolt head holes each having a bolt head for receiving a bolt head of a plate head bolt, and a nail fastening portion having a plurality of nail holes formed in a row, and a rectangular nail fastening portion And a wire fixing hole is formed in the nail fastening portion, and the wire fixing hole is disposed so as to face the nail hole.

The lower end of the wire is connected to the nail engagement portion of the steel plate bracket through the wire fixing hole and the upper end of the wire is connected to the iron piece so that the iron piece presses the upper surface of the heat insulating plate by the tightly tensioned wire, Thereby preventing the end mounting portion of the heat insulating plate from being lifted.

An example of a method of installing a heat insulating material deck according to the present invention is as follows.

(a) A plurality of truss girders are disposed at the lower part of the heat insulating plate, each of the truss girders is fixed to the lower surface of the heat insulating plate using the first clamp and the long bolt, and the nail- A step of manufacturing a heat insulating material deck by joining the bolt fastening portion of the steel plate bracket to the end portion of a truss girder by using a second clamp so as to protrude from the side end of the section,

(b) fixing the heat-insulating deck between the two empty frames by fixing the nail fastening portion of the steel plate bracket to the plate material of the bolt frame with the nail fastened to the upper end of the side wall of the bolt frame,

(c) fastening the lower end of the reinforcing spacer to the upper end of the elongated bolt while the spacer base plate is fitted to the upper end of the elongated bolt so that the spacer base plate is disposed on the upper surface of the heat insulating plate;

(d) A step of reinforcing the reinforcing bars by fixing the lower-side reinforcing bars and the upper-side reinforcing bars to the reinforcing spacer, bonding the lower reinforcing bars to the lower reinforcing bars in a lattice shape, and bonding the upper reinforcing bars to the upper reinforcing bars in a lattice shape .

(b) In the step of brazing the heat insulating deck between the two bolts, the lower end of the wire is connected to the nail connecting part of the steel plate bracket through the wire fixing hole and the upper end of the wire is connected to the steel wire, The iron piece presses the upper surface of the heat insulating plate to prevent the end mounting portion of the heat insulating plate from being exposed during the concrete casting process.

Another example of the heat insulating material deck according to the present invention is characterized in that a heat insulating material plate is cut in accordance with a span interval and a plurality of truss girders are arranged on the upper surface of the cut insulating material plate and a C channel is provided on a truss girder And the truss girder, the insulating plate and the C channel are joined by the supporting spacer and the fixing bolt and the nut, and the length of the insulating plate is longer than the length of the C channel so that the end mounting portion of the insulating plate protrudes from the C channel And an iron plate bracket is disposed on the side of the lower surface of the end mounting portion and the iron plate bracket is coupled to the end portion of the truss girder by the second clamp so that the nail fastening portion of the iron plate bracket protrudes to the side portion in the end mounting portion of the heat insulating plate .

Another example of the method for installing the heat insulating material deck according to the present invention,

(a) A plurality of truss girders are arranged on the upper part of the insulation plate, and the truss girder, the insulation plate and the C channel are connected to the supporting spacers and tightening bolts with the C channel on the lower surface of the insulating plate corresponding to the truss girder. A step of assembling a heat insulating material deck by attaching bolt fastening portions of an iron plate bracket to both ends of a C channel using a plate head bolt and a nut,

(b) fixing the heat-insulating deck between the two empty frames by fixing the nail fastening portion of the iron plate bracket to the plate material of the bolt frame with the nail fastening portion of the side plate of the bolt frame being placed over the end mounting portion of the heat insulating plate; ,

(c) connecting the upper and lower currents of the truss girders adjacent to each other with the center of the bolt frame to the connecting reinforcing bars, and arranging a plurality of upper reinforcing roots so as to intersect the upper current of the truss girder .

(b) In the step of releasing the heat insulating deck between the two empty frames,

The lower end of the iron wire is connected to the nail connecting portion of the iron plate bracket and the upper end of the iron wire is connected to the iron wire so that the iron wire presses the upper surface of the heat insulating plate by the tightly tensioned wire, Thereby preventing the user from swelling.

As a result, the heat insulating material deck and the method of installing the heat insulating material deck according to the present invention can cut the heat insulating plate in accordance with the span interval of the work site, and can arrange the spacing of the long bolts, It is possible to greatly reduce the construction period and cost for slab molding and to solve the problems in separating formwork and thermal insulation material from the construction site It is effective.

1 is a plan view showing a heat insulating deck according to a first embodiment of the present invention;
Fig. 2 is a bottom view showing the heat insulating material deck of Fig. 1
Fig. 3 is a side view showing the heat insulating deck of Fig. 1
4 is a cross-sectional view taken along the line AA in Fig. 3
Fig. 5 is a detailed view showing an enlarged view of the iron plate bracket of Fig. 2
6 is a schematic view showing a state in which the iron plate bracket and the iron piece are connected by iron oxide to prevent lifting of the heat insulating plate
Fig. 7 is a sectional view taken along the line BB of Fig. 3 showing a state in which the steel plate bracket is mounted on the upper part of the truss girder by the second clamp
8 is a schematic view for explaining the installation method of the heat insulating material deck according to the first embodiment of the present invention
9 is an enlarged view of a part of Fig. 8
10 is a side view showing a heat insulating deck according to a second embodiment of the present invention
11 is a bottom view showing a heat insulating material deck according to a second embodiment of the present invention
12 is a schematic view for explaining the installation method of the heat insulating material deck according to the second embodiment of the present invention
13 is an enlarged view showing a part of Fig. 12

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

1 to 10, a heat insulating material deck according to a first embodiment of the present invention is a heat insulating material deck in which a heat insulating material sheet 110 is cut in accordance with a span interval, and a plurality of The heat insulating plate 110 and the truss girder 120 are coupled to the first clamp 130 by the long bolt 135 and the reinforcing spacer 140 And the length L1 of the heat insulating plate 110 is longer than the length L2 of the truss girder 120 so that the end mounting section 111 of the heat insulating plate 110 is spaced apart from the truss girder 120 And an iron plate bracket 150 is disposed at the lower end of the lower end of the end mounting section 111. The iron plate bracket 150 is coupled to the end of the truss girder 120 by the second clamp 160, The nail coupling portion 155 of the heat sink 150 protrudes to the side portion from the end fixing portion 111 of the heat insulating plate 110.

For reference, span means between beam and beam, or between column and column.

The heat insulating plate 110 is any one of styrofoam or a composite plate in which a styrofoam and a synthetic resin plate are bonded to each other, and a bolt hole 112 through which the long bolt 135 passes is formed in a matrix form. For example, in FIG. 1, bolt holes 112 are shown in a 3 by 4 matrix.

In FIG. 2, three truss girders 20 are longitudinally coupled to the lower surface of the heat insulating plate 110. However, the present invention is not limited to this, and it will be appreciated that the number of truss girders to be installed may be different. That is, the number of the truss girders is different depending on the thickness of the concrete to be inserted. For example, if the thickness of the poured concrete is thick, the number of the truss girders to be coupled to the heat insulating plate can be increased to about 4, and if the thickness of the poured concrete is not thick,

4, the truss girder 120 includes two phase currents 121 and 122 and a lower current 123, which are in contact with the lower surface of the heat insulating plate 110, And the two lattice materials 124 and 125 formed by the waveform are welded to the phase current 121 and the bottom current 123 and the phase current 122 and the bottom current 123 respectively.

Referring to FIG. 4 again, the first clamp 130 has receiving grooves 131 and 132 for receiving the upper and lower currents 121 and 122, respectively, A lower end of the elongated bolt 135 is fastened to the nut 136 through the bolt hole 133 and the upper end of the elongated bolt 135 is inserted into the center of the spacer base plate 145 And is fastened to the lower fastening hole 141 of the reinforcing spacer 140 through the hole.

5, the steel plate bracket 150 includes a bolt fastening portion 153 having a plurality of bolt head holes 151 and 152 for receiving the bolt head of the plate head bolt and a plurality of nail holes 154, And a wire fixing hole 156 is formed in the nail fixing portion 155 so that the wire fixing hole 155 is formed in the nail fixing portion 155, And the wire wire fixing hole 156 is disposed so as to face the nail hole 154.

6, the lower end of the wire 157 is connected to the nail coupling part 155 of the iron plate bracket 150 through the wire fixing hole 156, and the upper end of the wire 157 is connected to the iron piece 158 The iron pieces 158 press the upper surface of the heat insulating plate 110 by the tightened and tensed wires 157 to prevent the end mounting area 111 of the heat insulating plate 110 from being lifted in the process of placing the concrete do.

Referring to FIG. 7, the second clamp 160 has recesses 161 and 162 for accommodating the upper and lower currents 121 and 122, respectively. The second clamp 160 has two recesses 161 and 162 The plate head bolt 165 is fixed to the bottom surface of the iron plate bracket 150 in a state where the bolt holes 163 and 164 are formed with two bolt holes 163 and 164 aligned with the bolt head holes 151 and 152 of the iron plate bracket 150, The bolts are inserted into the bolt holes 163 and 164 through the bolt head holes 151 and 152 of the bracket 150 and the nut 166 is fastened to the lower end of the plate head bolt 165.

The bolt fastening portions 153 of the steel plate brackets 150 on which the bolt head holes 151 and 52 are formed are placed on the upper ends 121 and 122 of the truss girder 120, Of the second clamp 160 are aligned with the bolt holes 163 and 164 of the second clamp 160 and the dish head bolt 165 is screwed into the bolt head holes 151 and 152 of the bolt fastening portion 153. [ 152 of the second clamp 160 and the nut 166 is fastened to the lower end of the plate head bolt 165 so that the plate head bolt 165 and the nut 166 The bolt fastening portion 153 of the steel plate bracket 150 is fixed to the upper ends 121 and 122 of the truss girder 120 and the nail fastening portion 155 of the steel plate bracket 150 is fastened to the heat insulating plate 110 So that the worker can put the nail 159 into the wood material 172 of the bolt 170 through the nail hole 154 of the nail fastening portion 155 And the nail coupling portion 155 is pushed by the nail 159 into the hopper 170, As shown in Fig.

A method of installing the heat insulating material deck according to the first embodiment of the present invention is as follows.

(a) As shown in FIGS. 2 and 3, a plurality of truss girders 120 are disposed below the heat insulating plate 110, and each of the truss girders 120 is connected to the first clamp 130 and the long bolt 135 are fixed to the lower surface of the heat insulating plate 110 so that the nail coupling part 155 of the iron plate bracket 150 is protruded from the side end of the end fixing part 111 of the heat insulating plate 110, The bolt fastening portion 153 of the truss 150 is coupled to the end of one of the truss girders 120 by using the second clamp 160 to manufacture a heat insulating material deck.

(b) A heat insulating material deck manufactured at a factory is transported to a construction site, and as shown in Figs. 8 and 9, a state in which the end mounting section 111 of the heat insulating plate 110 is extended to the upper end of the side wall of the bobbin 170 The heat insulating deck is pinched between the two bobbins 170 by fixing the nail fastening portion 155 of the iron plate bracket 150 to the wood material 172 of the bolt frame 170 with the nail 159. [ At this time, as shown in Fig. 8, the truss girder 120 is supported by the support 180 (shore).

As described above, by fixing the steel plate bracket 150 to the wood material 172 of the bolt frame 170 with the nails 155, the load generated when the concrete is poured is transmitted to the truss girder 120 through the steel plate bracket 150 And is absorbed by the truss girder 120, thereby securing safety.

6, the lower end of the wire 157 is connected to the nail coupling part 155 of the steel plate bracket 150 through the wire fixing hole 156 and the upper end of the wire 157 is connected to the iron wire 158 The iron wire 158 presses the upper surface of the heat insulating plate 110 by the tightened wire 157 so that the end mounting area 111 of the heat insulating plate 110 floats in the course of concrete pouring . Here, one piece of iron piece 158 simultaneously presses the two heat insulating plates 110 adjacent to each other.

4, in a state in which the spacer base plate 145 is fitted to the upper end of the tightening bolt 135 so that the spacer base plate 145 is disposed on the upper surface of the heat insulating plate 110, The lower end of the reinforcing spacer 140 is fastened to the upper end of the long bolt 135.

8, the lower and the upper reinforcing bars 181 and 182 are fixed to the reinforcing spacer 140 and the lower reinforcing bar 181 is provided with the lower reinforcing bars 181 in a lattice shape And the upper vicinity reinforcing bars 182 bind the upper vicinity 184 in the form of a lattice to finish the reinforcement work, thereby completing the installation work of the heat insulating deck for concrete pouring work.

The heat insulating material deck and the heat insulating material deck installing method according to the present invention can cut the heat insulating material plate in accordance with the span interval of the work site and the heat insulating material plate is supported by the truss girder, Since the interval can be widened, the number of use of the long bolt can be reduced, and the heat insulating plate functions as a formwork. Therefore, a separate formwork construction and dismantling work are not required, the construction period and cost for slab molding can be greatly reduced, There is an advantage of solving the problems in separating formwork and insulation from construction site.

10 and 11, the heat insulating material deck according to the second embodiment of the present invention is a heat insulating material deck in which a heat insulating material sheet 210 is cut in accordance with a span interval, A trunk girder 220 and a C channel 230 are disposed on the lower surface of the heat insulating plate 210 so as to correspond to the truss girder 220. The truss girder 220, 230 is coupled to the support spacer 240 and the long bolt 250 by the nut 255 and the length L3 of the heat insulating plate 210 is longer than the length L4 of the C channel 230, An end mounting portion 211 of the mounting bracket 210 protrudes from the C-channel 230. An iron plate bracket 260 is disposed on a side of a lower surface of the end mounting portion 211, 270 and the nut 272 to the end portion of the C channel 230 so that the nail coupling portion 265 of the iron plate bracket 260 protrudes laterally from the end mounting portion 211 of the heat insulating plate 210 .

The heat insulating plate 210, the truss girder 220 and the iron plate bracket 260 are the same as those of the heat insulating plate, the truss girder and the iron plate bracket of the heat insulating material deck according to the first embodiment of the present invention.

The base spacer 240 is widely available in various forms, and a detailed description thereof will be omitted.

A method of installing the heat insulating material deck according to the second embodiment of the present invention is as follows.

10 and 11, a plurality of truss girders 220 are disposed on the upper part of the heat insulating plate 210 and a C channel 230 is installed on the lower surface of the heat insulating plate 210 as a truss girder The heat insulating plate 210 and the C channel 230 are coupled to each other by using the support spacer 240 and the tightening bolt 250 and the nut 255 while the truss girder 220, A heat insulating material deck is manufactured by a factory by mounting the bolt fastening portions 263 of the iron plate bracket 260 to both ends of the C-channel 230 by using the plate head bolt 270 and the nut 272. [

At this time, the number of the truss girder 220 and the C channel 230 to be coupled to the heat insulating plate 210 is determined according to the thickness (amount) of the concrete to be laid. For example, if the piling thickness of the concrete is large, the number of truss girders and C channels to be bonded to the insulation panel is selected to be about 4, and if the piling thickness of the concrete is not thick,

(b) A heat insulating material deck manufactured at a factory is transported to a construction site, and as shown in FIGS. 12 and 13, the end portion of the side wall of the bottle 280 is covered with an end fixing portion 211 of the heat insulating plate 210 The heat insulating deck is pinched between the two bolsters 280 by fixing the nail fastening portion 265 of the steel plate bracket 260 to the plate material 282 of the bolt 280 by the nail 269. [

Thus, by fixing the iron plate bracket 260 to the plate material 280 of the bolt 280 by the nail 269, the load generated when the concrete is poured is transmitted to the C channel 230 through the iron plate bracket 260 And is transmitted to the truss girder 120 through the long bolt 250 in the C-channel 230 to be absorbed thereby to ensure safety. As a result, a support (bulge) for supporting the plate-initiated heat insulating plate is not required.

12, the lower end of the wire 267 is connected to the nail coupling part 265 of the iron plate bracket 260 and the upper end of the wire 267 is connected to the iron piece 268, The iron wire 268 pushes the upper surface of the heat insulating plate 210 by the iron wire 267 to prevent the end mounting area 211 of the heat insulating plate 210 from being lifted during the concrete placing process. Here, one piece of iron piece 268 simultaneously presses two heat insulating plates 210 adjacent to each other.

The steel plate bracket 260 connected to the C channel 230 is fixed to the wood material 272 of the bolt frame 270 by the nail 262 so that the load generated during the concrete pouring is transmitted to the C Is transmitted to the channel 230, is transmitted to the truss girder 220 again, and is absorbed by the truss girder 220, thereby securing safety.

the upper and lower frames 222 and 222 'of the truss girders 220 and 220' adjacent to each other around the bolster frame 270 are connected to the connecting bars 225 and 226, And a plurality of upper reinforcement rods 229 are arranged so as to intersect with the upper end 221 of the truss girder 220 to complete the installation work of the heat insulating deck for concrete pouring work.

The method for installing the heat insulating material deck and the heat insulating material deck according to the second embodiment of the present invention has the advantages of the heat insulating material deck and the method for installing the heat insulating material deck according to the first embodiment and does not require a support , It is possible to omit the work of reinforcing work at the worksite, and the construction period and cost can be further reduced.

110: Heat insulating plate 120: Truss girder
130: first clamp 135: tightening bolt
140: reinforcing spacer 150: steel plate bracket
160: Second clamp

Claims (3)

A plurality of truss girders 120 are disposed on the lower surface of the heat insulating plate 110 cut out and the heat insulating plate 110 and the truss girder 120 are fixed to the first clamp The lower end of the reinforcing spacer 140 is fastened to the upper end of the elongated bolt 135 and the length L1 of the heat insulating plate 110 is connected to the lower end of the truss girder 120 The end mounting portion 111 of the heat insulating plate 110 protrudes from the truss girder 120 and the plate bracket 150 is disposed on the side of the lower surface of the end mounting portion 111, The bracket 150 is coupled to the end of the truss girder 120 by the second clamp 160 and the nail coupling portion 155 of the iron plate bracket 150 is coupled to the end mounting portion 111 of the heat insulating plate 110 And the protruding portion protrudes to the side.
The method according to claim 1,
The first clamp 130 has accommodating grooves 131 and 132 for receiving the phase currents 121 and 122 adjacent to both ends of the first clamp 130. Bolt holes 133 are formed between the accommodating grooves 131 and 132, And the lower end of the tightening bolt 135 is fastened to the nut 136 through the bolt hole 133 and the upper end of the tightening bolt 135 is fastened to the reinforcing spacer 140 through the center hole of the spacer base plate 145 ) Of the heat sink (1).
A plurality of truss girders 220 are disposed on the upper surface of the cut insulating plate 210 and a C channel (not shown) is formed on the lower surface of the heat insulating plate 210 230 are disposed corresponding to the truss girder 220 and the truss girder 220, the heat insulating plate 210 and the C channel 230 are supported by the support spacer 240 and the tightening bolt 250 and the nut 255 And the length L3 of the heat insulating plate 210 is longer than the length L4 of the C channel 230 so that the end mount portion 211 of the heat insulating plate 210 protrudes from the C channel 230, An iron plate bracket 260 is disposed on the lower surface of the mounting section 211 and an iron plate bracket 260 is coupled to an end of the truss girder 220 by a second clamp 270, And the nail fastening portion (265) protrudes laterally from the end fixing portion (211) of the heat insulating plate (210).

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