KR102159180B1 - Architectural Middle Insulation System and Construction Method of this - Google Patents

Abstract

The present invention relates to an interruption heat system for construction that can improve construction performance and insulation performance, and a construction method using the same, and in more detail, an insulating block that can easily form an insulating wall through interfitting and fastening in a block type and Interrupted heat structure and construction method that can block point-type heat bridges and linear heat bridges of wall structures by using connectors, and to improve workability by supporting the construction of foundation, floor, wall, and roof structures in one piece. And through this, the invention relates to a construction method using the intermediate heat system and a construction method that supports the aesthetic sense of a building and shortening of construction period.

Description

Architectural Middle Insulation System and Construction Method of this}

The present invention relates to a suspended heat system for construction and a construction method using the same, and in more detail, by inserting an insulating block for construction into the middle of a wall and constructing it, it is more effective in a disaster situation inside and outside the building such as fire as well as the insulation performance of the building. The present invention relates to a construction method using the suspended heat system and a construction method using the same, which can increase the aesthetic value of the building through the finishing of exposed concrete while supporting the response.

In recent years, there is a growing demand for passive insulation performance in order to meet the strengthening energy regulation standards of buildings while having exterior wall finishes to improve fire safety of buildings.

However, in order to meet both the aesthetics and thermal insulation performance of such a building, it is required to secure a finishing layer of a certain thickness or more along with the use of non-combustible insulating materials such as rock wool, and accordingly, various difficulties such as a sharp increase in construction cost, decrease in constructability, and delay in construction pointed out Has been.

In addition, as an alternative to this, technology for interrupted heat has been attracting attention in recent years, as in Korean Patent Registration No. 10-1214980, but construction defects due to external leakage of cement paste, occurrence of linear thermal bridges, and/or connecting agents (pre-tie, sepa It is true that the problem of deterioration of the value of the building or the insulation performance due to the occurrence of point-shaped thermal bridges due to bold, etc.) has been pointed out continuously.

Therefore, while ensuring the safety of buildings against fire, a new concept of a suspended heat wall system for buildings that can meet the recently strengthened building energy reduction regulations by remarkably blocking point-type heat bridges and linear heat bridges, and construction constructability using this There has been an increasing demand for products and construction methods that can improve improvement, shorten construction time, and reduce construction costs.

Korean Patent Registration No. 10-1214980 Korean Patent Registration No. 10-1441399

The technical problem to be achieved by the present invention is a disadvantage that has been pointed out in the conventional suspension heat system for construction and the construction method using the same, that is, the location of the internal insulation block occurring during the cement paste leakage and/or concrete pouring process that may occur during the construction stage. It is to improve construction defects due to separation or arbitrary behavior of the connecting agent, and to improve wall workability and insulation performance of the wall.

In addition, another object of the present invention is to maximize the energy reduction performance of a building by minimizing a point-type thermal bridge or a linear thermal bridge through a linking agent connecting the inner insulating block and the inner and outer walls.

In addition, the present invention increases the safety of the building against disaster situations such as fire of the building by forming concrete walls on the outside and inside of the insulation block formed in the central part of the wall, and at the same time, the exterior and/or interior walls of the building are additionally Another purpose is to increase the value of buildings by making them have aesthetic values.

In order to achieve the object of the present invention described above, the suspension heat system for a building according to the present invention comprises: a basic module formed on the upper surface of the ground; A wall module formed on an upper surface along the base module; And a roof module formed on an upper surface of the wall module, wherein the wall module comprises: an insulation block formed with a set thickness and width; A connector module having a lower end inserted into the upper surface of the insulating block and exposed at both ends thereof by a length set to the outside; And a flow path form fastened to one end of the connector module to form an inner space spaced apart from the heat insulating block by a set distance, and respectively fastened to the heat insulating block, and through the concrete poured into the inner space. It may be configured as a thermal insulation system for construction, characterized in that the outer wall and the inner wall are formed around the insulating block.

In addition, the connector module according to the present invention comprises a connector constituting the body of the connector module, and each having receiving grooves at both ends thereof; And a flat tie formed long and flat in a longitudinal direction into which one end portion is inserted into the receiving groove, wherein the flow path form is stably fastened to the other end of the flat tie exposed to the outside through a wedge pin, and at the same time, the In the connector, a lower end is inserted and received in an upper surface of the first insulating block, and an upper end is inserted into a lower surface of a second insulating block adjacent to the first insulating block, and the first insulating block and the first insulating block are received. 2 Consisting of a suspension heat system for construction, characterized in that the insulation block does not randomly behave even when the side pressure generated by the concrete being poured by allowing the insulation block to be tightly fastened, or the connector module, the connector A connector constituting the body of the module, wherein an receiving groove is formed at an end extending inward and a bolt receiving hole is formed at an end extending outward; A first flat tie formed long and flat in the longitudinal direction into which one end portion is inserted into the receiving groove; A connection socket having one end bolted to the bolt receiving hole; And a second flat tie formed long and flat in the longitudinal direction into which the connection socket and one end are inserted, wherein the connection socket is formed of an FRP material having a set strength and low thermal conductivity, and thermal bridge through the connector module It is possible to achieve the above-described object of the present invention through the configuration of a construction suspension heat system characterized in that the blocking effect can be added additionally.

In addition, the wall module. The above-described also through the provision of a suspended heat system for construction, characterized in that the structural safety of the building can be reinforced by further including reinforcing bars arranged in patterns and shapes set in the inner space formed between the insulating block and the flow pathform. It becomes possible to achieve the object of the present invention.

In addition, the base module according to the present invention comprises: a dumper formed of a structural tree according to a plane set on the upper surface of the ground; A dumping layer formed by pouring concrete on the inside of the dumper; An outer insulating plate that is spaced inward by a set distance from the outer end of the dumper; A basic insulating plate formed in close contact with the outer insulating plate; A basic reinforcement reinforced in a pattern and shape set on an upper portion of the foundation insulation plate; And

Including concrete for foundation poured into the space formed by the insulation block and the foundation insulation plate, wherein the outer insulation plate includes a lower end of the wall module through an insulation material connection pin inserted into a receiving groove formed in a longitudinal direction on an upper surface thereof. Also through the provision of a suspension heat system for construction, which is characterized in that the lower surface of the insulating block to be located in is tightly fastened, the insulating block does not behave arbitrarily even under the side pressure generated by the concrete being poured. It becomes possible to achieve the object of the invention.

In addition, the roof module may include a sleeve foam form for forming a roof when pouring concrete; A memo diagram formed at a set position on the upper surface of the slab foam; And it is possible to achieve the object of the present invention through the provision of a suspension heat system for construction, characterized in that it can form a parapet wall, including a flow path attached to the upper surface of the memo map.

In addition, in the suspended heat construction method for construction using any one of the above-described suspended heat system for construction, the foundation module construction step of forming a foundation of a building on a set ground top surface; A wall module construction step of forming a frame for vertical wall formation on an upper portion of the base module formed through the base module construction step; A roof module construction step of forming a frame for forming a roof layer on an upper portion of the frame for forming a vertical wall formed through the wall module construction step; And concrete is poured into the frame inner space formed through the wall module construction step and the roof module construction step, and after the poured concrete is cured, the flow path forming the frame is removed and the insulation reinforcement of the opening is performed. It is also possible to achieve the above-described object of the present invention through the provision of a construction method for a suspended heat system for construction, characterized in that it includes the steps of placing concrete and reinforcing insulation.

In addition, the basic module construction step, the construction step of forming a cutout frame on the set ground top surface; A dumping layer construction step of forming a dumping layer by pouring concrete inside along the dumping frame, and flattening the dumping layer; An outer insulating plate for forming an outer waterstop plate by attaching an insulating material having a certain thickness to the upper surface of the discarded layer, and a basic insulating plate forming a separate waterstop plate on the inside of the outer insulating plate at the same height as the outer insulating plate, respectively. Base insulation plate construction step attached to the; A lowermost end wall construction step of positioning an insulating block in a longitudinal direction along the upper surface of the outer insulating plate; A basic reinforcement reinforcement step of reinforcing a foundation reinforcement in a space formed through the lowermost end wall formed through the insulation block and the foundation insulation plate; And a foundation concrete pouring step of placing concrete for forming a foundation structure in a space formed through the lowermost wall formed through the insulation block and the foundation insulation plate, wherein the foundation insulation plate construction step comprises: a length on the upper surface of the outer insulation plate After forming the guide groove in the direction, further comprising the step of inserting an insulating material connection pin, the lowermost end wall construction step, when placing the insulating block in the longitudinal direction on the upper surface of the outer insulating plate, the lower portion of the insulating block By making the connection pin accommodating groove formed on the surface be fastened with the insulation connection pin, the insulation block forming the lowermost end wall is set by the side pressure of concrete that may be generated in the concrete pouring and insulation reinforcing steps (outer insulation plate or foundation). It is possible to achieve the above-described object of the present invention through the provision of a construction method for a suspended heat system for construction, characterized in that it supports so as not to deviate from the set upper surface of the heat insulating plate or to move arbitrarily.

In addition, the wall module construction method includes: a wall assembly construction step of sequentially stacking insulating blocks in a length direction and a height direction along a set upper surface of the basic module; A flat tie construction step of inserting and receiving a flat tie into the connector exposed to the inside of the stacked insulation block; An inner wall reinforcement step of reinforcing the inner wall reinforcement in a pattern and shape set as a guide through the flat tie protruding to the inside of the heat insulating block; A flow path form construction step of fastening a flow path form while maintaining a set distance with one end of the flat tie protruding inward, wherein the flat tie is inserted into the center of the four neighboring flow path forms whose edges are in contact with each other, and a circular pin And the provision of a method for constructing a suspended heat system for construction, characterized in that flattening of the neighboring flow path form is possible through a wedge pin fastened to the insertion groove of the flat tie may also be considered for achieving the object of the present invention.

The suspension heat system for construction and the construction method using the same according to an embodiment of the present invention support to secure more safe durability and fire resistance in disaster situations such as fire and aesthetics due to exposed concrete, while at the same time supporting the insulation performance of the building. It is possible to provide an effect that can be dramatically improved.

In addition, since it is possible to support various interior and exterior wall finishes, the economic value of the building can be added through the application of the suspension heat system for construction according to the present invention.

In addition, it is possible to dramatically improve the workability through the construction method and the construction method using the intermittent heat system for building that can more easily proceed with the sequential stacking and fastening of the insulation blocks composed of modular types. There is an effect to be able to.

However, the effects of the present invention are not limited to the above effects, and should be understood to include all effects that can be deduced from the configuration of the invention described in the detailed description or claims of the present invention.

1 is a diagram showing an overall view and detailed configurations of an insulation block module and a connector module of a medium-sized heat system according to an embodiment of the present invention.
FIG. 2 is a view showing a foundation (floor) part of a suspended heat system for construction according to an embodiment of the present invention, and FIG. 3 is a view showing a roof (ceiling) part of a suspended heat system for construction according to an embodiment of the present invention. It is a drawing specifically shown.
4 is a view showing the structure of an insulating block module constituting the intermediate heat system according to an embodiment of the present invention.
5 is a diagram showing the structure of a connector module constituting a middle heat system according to an embodiment of the present invention.
6 to 30 are diagrams showing step-by-step a method of constructing a construction intermediate heat system using a construction intermediate heat system according to an embodiment of the present invention.

Hereinafter, the present invention will be described with reference to the accompanying drawings. However, the present invention may be implemented in various different forms, and therefore is not limited to the embodiments described herein. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and similar reference numerals are assigned to similar parts throughout the specification.

Throughout the specification, when a part is said to be "connected (connected, contacted, bonded)" with another part, it is not only "directly connected", but also "indirectly connected" with another member in the middle. "Including the case. In addition, when a part "includes" a certain component, it means that other components may be further provided, rather than excluding other components unless specifically stated to the contrary.

The terms used in the present specification are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this specification, terms such as "comprise" or "have" are intended to designate the presence of features, numbers, steps, actions, components, parts, or a combination thereof described in the specification, but one or more other features. It is to be understood that the presence or addition of elements or numbers, steps, actions, components, parts, or combinations thereof, does not preclude in advance.

1 (a) is an overall view of the intermediate heat system 10 according to an embodiment of the present invention, FIG. 1 (b) is an insulation block module 100, which is a detailed configuration, and FIG. 1 (c) is a connector module. It is a figure which shows 300 respectively.

FIG. 2 is a view showing a foundation (floor) part of a suspended heat system for construction according to an embodiment of the present invention, and FIG. 3 is a view showing a roof (ceiling) part of a suspended heat system for construction according to an embodiment of the present invention. It is a drawing specifically shown.

4 is a view showing the structure of the insulating block module 100 according to an embodiment of the present invention, Figure 5 is a view showing the structure of the connector module 300 according to an embodiment of the present invention.

As shown in FIGS. 1 to 5, the intermediate heat system 10 according to an embodiment of the present invention includes a wall module 100, a basic module 500, and a roof module 700.

More specifically, the present invention is a base module 500 formed on the upper surface of the ground, a wall module 100 formed on the upper surface along the base module 500, and a roof module formed on the upper surface of the wall module 100 It may be a building suspension heat system 10 including 700.

The wall module 100 is a module constituting the wall of the suspension heat system 10 for construction according to the present invention, and an insulation block 110 formed with a set thickness and width, and a lower end is inserted into the upper surface of the insulation block 110 Insulation in a state in which an inner space spaced apart from the insulation block 110 by a set distance is formed by being fastened with one end of the connector module 300 and the connector module 300 that are received and both ends are exposed to the outside by a set length. Interruption heat system for construction, characterized in that the concrete (B) poured into the inner space is formed with an outer wall and an inner wall around the heat insulating block 110 including a flow path form 130 respectively fastened to the block 110 (10) can be.

To this end, the wall module 100 according to the present invention may include an insulating block 110 and a flow path form 130, and a connector module 300 and a wall reinforcement 160 for interconnecting the same.

The insulating block 110 constitutes a part of the wall of the suspension heat system 10 for construction according to the present invention, and is made of a material such as a bead thermal insulation plate (EPS, carbon reinforced EPS), and is provided in various heights and shapes as needed. Can be. However, the insulating block 110 according to an embodiment of the present invention is an organic (Butyl stearate, Paraffin C16 ~ C18, Capric-Lauric acid, etc.) or inorganic (KF · 4H2O, Mn(NO3)2 ·) to have heat storage performance. 6H2O, etc.)phase change material or eutectic mixture (66.6% CaCl2 6H2O+33.3% MgCl2 6H2O, etc.) may be included in some or all (use the latent heat of the phase change material to absorb external thermal changes to provide a heat storage function) have.

1(b) and 4, in the case of the insulating block 110 according to the present invention, the upper surface (in the case of the lower surface, the upper surface is fitted with other insulating blocks 110 adjacent to the upper and lower surfaces) The protrusion and the lower surface of the corresponding position may be formed with an insertion hole, etc.) and a pattern such as a curved shape having a certain height on the side surface, through which the adjacent insulating blocks 110 are vertically, It is easy to fit right and left together. That is, the lower surface of the first insulating block 110 adjacent to the upper and lower portions and the upper surface of the second insulating block located immediately below the lower surface of the first insulating block 110 are fitted and fastened to each other (fit and fastened). Another insulating block 110 is fitted to each other (fit and fastened) through the height pattern to form a wall surface in a flat plane (the insulating blocks 110 adjacent to the top, bottom, left and right) are fitted with each other. It is possible to more easily form a vertical “insulation wall” through alignment, etc.) (see Fig. 2). Through this, a separate flattening operation can be omitted, and at the same time, a plurality of insulation blocks 110 can be easily fastened (fitted). Or, for example, lego (LEGO block) is possible, such as custom fastening, so that it is possible to improve workability for wall construction, as well as to shorten the construction period through this, and through stable fastening between the insulation blocks 110, the wall structure can be secured. In addition to improving durability, it has the advantage of greatly improving the insulation properties of a building through a fastening structure between the tight insulation blocks 110.

Euroform 130 (EURO FORM) refers to a form (form) manufactured in advance so that it can be easily installed and dismantled in various types of reinforced concrete structures. In order to more easily cope with the standardized flow path form 130 (interconnection and fastening), the insulation block 110 according to the present invention may be provided with the same width and width of the flow path form 130.

The connector module 300 according to the present invention constitutes the body of the connector module 300, and the connector 310 having “receiving grooves” formed at both ends thereof and the “receiving grooves (for example, +-shaped receiving grooves) It may include a flat tie 330 that is formed long and flat in the longitudinal direction into which one end is inserted. In this case, the flow path form 130 is stably fastened through the other end of the flat tie 330 exposed to the outside and the wedge pin 350, and at the same time, the connector 310 is formed of the first insulation block 110. The lower end is inserted into the upper surface, and the upper end is inserted into the lower surface of the second insulating block 110 adjacent to the first insulating block 110 from above, and the first insulating block 110 and the second insulating Interruption for construction, characterized in that the block 110 can be tightened more tightly, so that the insulation block 110 does not move randomly (departure from any position, etc.) even with the side pressure generated by the concrete (B) to be poured afterwards. The provision of a thermal system 10 becomes possible.

In addition, unlike this, the connector module 300 according to the present invention constitutes the body of the connector module 300, and a “receiving groove” is formed at an end extending inside and a “bolt receiving hole” at the end extending outward. A connector 310 having a ”formed therein, a first flat tie 330-1 formed long and flat in the longitudinal direction into which one end is inserted into the “receiving groove”, a connection in which one end is bolted to the new “bolt receiving port” The socket 320 and the connection socket 320 and a second flat tie 330-2 formed long and flat in the longitudinal direction into which one end is inserted, but the connection socket 320 has a set strength and a thermal conductivity. Silica aerogel, alumina, carbon aerogel, etc. can be applied to all or part of the surface to a low synthetic resin (FRP, etc.) material or synthetic resin, and through this, heat bridge blocking effect can be additionally added through the connector module 300. It is also possible to configure as a building suspension heat system 10 characterized in that (see Fig. 5).

To this end, the connector module 300 according to the present invention is a fastening module capable of interconnecting the heat insulating block 110 and the flow path form 130 spaced apart from each other at set intervals on the left and right sides of the heat insulating block 110, and insulating When placing concrete in the space formed between the block 110 and the flow path 130, it more effectively blocks the arbitrary behavior of the insulation block 110 due to the lateral pressure of the poured concrete, and at the same time prevents thermal bridges (linear and/or point-shaped). It is configured to be able to block additionally. To this end, the connector module 300 according to the present invention may include a connector 310, a connection socket 320, and a flat tie 330.

In the connector 310 according to the present invention, as shown in FIG. 5, “+-shaped receiving grooves” into which one end of the flat tie 330 can be inserted and fastened to the left and right are formed on the left and right sides, and the main body is top ( The upper end) and the lower end (lower end) may be formed separately. In this case, it is possible to fasten the flat tie 330 in a horizontal or vertical direction as necessary through the formation of “+-shaped receiving grooves” formed on the left and right sides of the connector 310, so that it is possible to freely respond according to the site situation, etc. 13).

In addition, the connector 310 according to the present invention, as shown in FIG. 5, has a "bolt fastening groove" instead of a "+-shaped receiving groove", and a connection socket capable of screwing through the "bolt fastening groove" ( 320 may be fastened to one end or the other end of the connector 310. That is, the connection socket 320 according to the present invention has one end connected to the connector 310 through screwing, and the other end may be a socket-type connection tool for receiving and fastening the flat tie 330.

In addition, the connector 310 according to the present invention may be formed of a material having a certain level or higher strength and low thermal conductivity, such as FRP, through which heat or cold air transmitted through the outer wall and/or the inner wall, that is, heat bridge ( Linear thermal bridge or point type thermal bridge) can be more effectively blocked.

The connection socket 320 according to the present invention may be formed of a material having a low thermal conductivity such as a synthetic resin (FRP, Fiber-reinforced plastic, fiber-reinforced plastic, composite material, etc.) or plastic, and in particular, the flow path form 130 for forming an outer wall. By preferentially fastening the flat tie 330 and the other end of the steel material to be connected to, and connecting one end to the connector 310 again, the heat or cold that can be transmitted through the flat tie 330 It may be additionally blocked, through which it is possible to additionally prevent the point-type thermal bridge and/or the linear thermal bridge through the flat tie 330.

In addition, the connection socket 320 according to the present invention is a silica aerogel (a number of nanoporous layers are formed inside) on all or part of the area exposed to the outside in the state of being fastened with the connector 310 (bolt-nut fastening structure, etc.) ) Layer may be additionally coated (or applied) to further reinforce thermal insulation performance. In this case, the silica aerogel is subjected to a supercritical drying process of the aerogel obtained by the condensation reaction of Alkylorthosilicate at a high temperature (the -OH functional group on the surface reacts with the solvent to form a methoxy (-OCH3)x functional group to have hydrophobicity). It can be made hydrophobic by passing through.

In addition, in the connector 310 according to the present invention, a part (lower end) may be inserted and accommodated in a set position of the upper end of the insulating block 110 (see FIG. 4 ). In addition, a portion of the connector 310 exposed to the top may be inserted and received at a set position of the lower end of the second insulating block 110 adjacent to the upper portion. Through this, the first insulating block 110 and the second insulating block 110, which are closely fastened up and down, can be more tightly coupled through the connector 310 (see FIG. 17).

Therefore, the insulating block 110 according to an embodiment of the present invention is coupled to the second insulating block 110 adjacent to the upper portion through the connector 311 inserted and received at a set position of the upper end and fastened (FIG. 16 Reference), “+-shaped receiving groove” or “bolt fastening” formed at the ends of the connector 310 exposed to the left and right sides in a state where the adjacent insulation blocks 110 are mutually coupled to form a vertical intermediate heat insulation block wall By allowing the flat tie 330 to be fastened directly or through the connection socket 320 (refer to FIGS. 17 and 24) back to the “groove”, the wall reinforcement 160 on the left and right sides based on the insulation block 110, FIG. 18 and 25) and the flow path form 130 are more easily arranged and fastened, and concrete is more easily poured into the space between the insulation block 110 and the flow path form 130 to form the wall module 100. do.

One end of the flat tie 330 is fastened to the flow path form 130. To this end, the flow path form 130 may have a receiving groove 130a formed at a position corresponding to the fastening groove 330a formed at one end of the flat tie 330, and the fastening groove 330a and the receiving groove 130a Finally, the insulating block 110, the connector module 300, and the flow path form 130 may be sequentially fastened through the wedge pins 350 partially penetrating through them in sequence (see FIG. 4).

Along with this, the wall module 100 according to the present invention. As shown in Fig. 20, the four neighboring flow path forms 130 are stably fastened to the flat tie 330 at a portion such as a corner where they abut each other, and at the same time, more inner than the fastening groove 330a of the flat tie 330 Four neighboring flow path forms 130 through a circular plate-shaped circular pin 350a and a wedge pin 350 inserted and fastened into the fastening groove 330a formed at a location in which a groove that can be inserted into and received is set, the vertical wall surface Based on, it is possible to form and maintain a stable plane of the formwork. In this case, if necessary, the flat tie 330 can be inserted into the receiving groove (which may be a “+-shaped receiving groove”) of the connector 310 in a horizontal or vertical direction. ), it is possible to adjust the fastening direction of the circular pin 350a and the wedge pin 350 more elastically according to the fastening direction and shape of).

The wall reinforcing bar 160 is directly inserted into the end of the connector 310 exposed to the outside and the inside in a tightly fastened state adjacent to the plurality of insulation blocks 110 (through the “+-shaped receiving groove” described above. ) Or a screw fastening (via the connection socket 320) and reinforced according to a preset pattern along a plurality of flat ties 330 exposed to the outside and the inside by a set length, respectively. The wall reinforcement 160 integrally forms a reinforced concrete wall after the concrete to be poured is cured, and can support a static load, an internal and external static load, and a dynamic load along with the concrete. Wall reinforcement according to the present invention 160 based on the insulation block 110, the outer wall reinforcement (formed on the outside of the intermediate heat insulation wall formed of the insulation block 110) and the inner wall reinforcement (the insulation block 110). It can be divided into (formed on the inside of the intermediate heat insulating wall formed).

In addition, the wall module 100 according to the present invention does not form a separate insulation block 110 and a flow path 130 at the location of the opening (A) such as windows, etc., and a separate ALC panel at the openings such as windows to improve insulation performance. (Autoclaved Lightweight Concrete panel) can be additionally attached and formed (see FIG. 31).

The base module 500 forms the bottom of the suspension heat system 10 for construction according to the present invention, and is formed at the lower end of the wall module 100 (see FIG. 2).

The base module 500 according to the present invention may include a cutout frame 510, a cast dropping layer 520, 530, an outer insulation plate 540, a foundation insulation plate 550, and a foundation reinforcement 560.

The cutout frame 510 is a reference frame (guide) used for flattening a foundation and/or a floor, and may be formed in a manner in which a structure tree or the like is fixed to the ground using a pile or the like.

The first dumping layer 520 refers to a concrete (or cement) layer poured along the installed dumper 510, and is constructed flatly according to the height of the dumper 510, and the second dumping layer ( Reference numeral 530 denotes a foundation floor layer that is flatly constructed using rubble or concrete (or cement) at the same height as the first discarded layer 520 on the inside of the first discarded layer 520. The foundation floor plate according to the present invention is formed through the first cast-away layer 520 and the second cast-away layer 530. However, depending on the state of the ground, etc., any one or one or more of the dumping frame 510 and the first and/or second cast dumping layers 520 and 530 may be omitted.

The outer insulation plate 540 refers to an insulating material such as Expanded PolyStyrene (EPS) or Extruded PolyStyrene (XPS) that is formed to have a set height along the upper surface of the first cast-out layer 520 (see FIG. 8). In this case, the outer insulating plate 540 may have a “guide groove” that can accommodate the insulating material connection pin 541 on the set upper surface.

The insulating material connection pin 541 is partially (lower end) inserted into the outer insulating plate 540 through the “guide groove”, and at the same time, a part (upper end) may be inserted into the lower surface of the above-described insulating block 110. have. To this end, the insulation block 110 according to the present invention may have a separate “connection pin receiving groove” formed narrow and long along the length direction on the lower surface (see FIG. 9), through which the wall module 100 The insulating block 110 located at the shortest end is formed attached to the upper surface of the outer insulating plate 540, but is formed to be exposed to the upper surface of the outer insulating plate 540 along the longitudinal direction for more stable sealing The lower surface of the heat insulating block 110 to which the lower surface is fastened through 541 and the upper surface of the outer heat insulating plate 540 can be more tightly attached and formed.

In addition, a plurality of mutually adjacent insulation blocks 110 and the outer insulation plate 540 of the basic module 500 are stably fastened in the longitudinal direction located at the bottom end of the wall module 100 through the insulation connection pin 541 , It is possible to prevent the insulation block 110 from randomly behaving or deviating from the set position even at the lateral pressure of concrete to be poured afterwards, and at the same time, it is possible to effectively prevent the random outflow of concrete paste through the lowermost end where the load is concentrated.

The foundation insulation plate 550, as shown in FIG. 10, includes an insulation plate formed on the upper surface of the second dumping layer 530 in an inner space partitioned by the outer insulation plate 540 at the same height as the outer insulation plate 540. Refers to. However, the basic insulation plate 550 according to the present invention is provided as a separate insulation plate from the outer insulation plate 540 or as a insulation plate (EPS, XPS material, etc.) having a set thickness and width formed integrally with the basic insulation plate 540 It may be possible, and through this, the purpose of the index plate can be achieved.

The foundation reinforcement 560 refers to a reinforced structure that is reinforced according to the spacing and pattern set on the inner side of the insulation block 110 and the upper surface of the foundation insulation plate 550, and after the reinforcement of the foundation reinforcement 560, the foundation concrete is It is poured, the basic module 500 of the suspended heat system 10 for construction according to the present invention is formed. In addition, after curing of the basic concrete is completed, a memo map may be constructed as necessary (see FIG. 16) to further prevent the leakage of paste to the lowermost end of the wall module 100.

The roof module 700 may include a slab form 710 and a roof reinforcement 760.

The slab form 710 refers to a slab formwork for forming a ceiling formed along the uppermost end of the inner flow path form 130 of the preformed wall module 100, and has a predetermined thickness that can easily cope with the configuration of the inner plane. Plywood or the like can be used.

The roof reinforcement 760 refers to a reinforced structure reinforced according to the spacing and pattern set on the inner side of the insulation block 110 and on the upper surface of the slab form 710, after which the wall module 100 and/or parapet wall formation The concrete (B) placement space is formed together with the flow path form (130, see FIG. 23), and after that, the concrete (B) is sequentially poured (see FIG. 28), and the (outdoor) of the suspended heat system 10 for construction according to the present invention ) Parapet and/or will form a roof.

Hereinafter, a construction method using the suspended heat system 10 for construction according to the present invention will be described with reference to FIGS. 6 to 30.

The construction method using the suspended heat system for construction according to the present invention includes a foundation module construction step (S100), a wall module construction step (S200), a roof module construction step (S300), and a concrete placement and insulation reinforcement step (S400). . That is, the construction method using the intermediate heat system 10 for construction according to the present invention is a basic module 500 formed through a basic module construction step (S100) and a basic module construction step (S100) forming a foundation for a building on the set ground top surface. A wall module construction step (S200) of forming a frame for vertical wall formation on the upper part of the frame (an inner space for concrete pouring formed through the insulating block 110 and the flow path form 130 formed attached to each other), A frame for forming a roof layer on the upper part of the frame for forming a vertical wall formed through the wall module construction step (S200) (to form an inner space for pouring concrete formed through the flow path form 130 for parapet formation and the insulation block 110) In the inner space of the frame (frame for vertical wall formation and frame for roof layer formation) formed through the roof module construction step (S300) and the wall module construction step (S200) and the roof module construction step (S300) to form a concrete ( Including a concrete pouring and insulation reinforcing step (S400) of removing the flow path form 130 constituting the frame after pouring B) and curing the poured concrete (B) and performing thermal insulation reinforcement of building openings such as windows and doors. It can be designed by the construction method of the intermediate heat for construction, characterized in that.

Hereinafter, a construction method using the suspended heat system 10 for construction according to the present invention will be described in more detail by dividing each step.

The foundation module construction step (S100) includes the construction of the cast iron (S110), the construction of the cast floor (S120), the construction of the foundation insulation plate (S130), the construction of the lowermost wall (S140), the reinforcement of the foundation (S150) and the foundation. It may include a concrete pouring step (S160).

Hereinafter, the basic module construction step (S100) will be described in more detail with reference to FIGS. 6 to 15.

6 is a view schematically showing the construction step (S110) of the dumpling frame according to the present invention.

The cutout frame 510 according to the present invention is an initial step for forming the foundation of the suspension heat system 10 for building flat, and after checking the overall level of the ground using a structure tree, etc., piles and/or reinforced blocks, etc. It refers to the step of fixing structural trees having a certain height by spaced apart from each other with a set width along the plane of a preset building.

7 and 8 are diagrams showing the construction step (S120) of the dumping layer according to the present invention.

The first dumping layer 520 is formed by pouring concrete in the inner space divided by the dumping frame 510 after installation of the dumping frame 510. At this time, it is preferable that the first dumping layer 520 is planarized using a trowel or the like to be the same as the height of the dumping frame 510. The second dumping layer 530 refers to a step of filling the inner space of the dumping frame 510 with concrete or rubble at the same height as the height of the first dumping layer 520 and flattening the floor. However, as shown in FIGS. 7 and 8, in the construction step S120 of the discarded layer according to the present invention, after the formation of the first discarded layer 520, the second discarded layer 530 may be sequentially formed. However, it can also be formed in one piece at once.

9 and 10 are views showing the basic insulation plate construction step (S130) according to the present invention.

The basic insulation plate construction step (S130) may be performed by dividing into steps of installing the outer insulation plate 540 shown in FIG. 9 and installing the basic insulation plate 550 shown in FIG. 10. More specifically, the outer insulating plate 540 is spaced inward by a set interval from the above-described first dumping layer 520, but formed along the upper surface of the first dumping layer 520 (also the outer insulating plate 540 The upper surface may include the step of inserting and receiving the insulating material connection pins 541 along the “guide groove” formed in the longitudinal direction), and then the upper surface of the second dumping layer 530 and the inner side of the outer insulation plate 540 A step of closely installing the foundation insulation plate 550 is proceeded along the line. However, the insulation plates (EPS, XPS) having a predetermined thickness may be integrally formed in close contact with the upper surfaces of the discarded layers 520 and 530 without distinction between the separate outer insulation plate 540 and the basic insulation plate 550. .

11 and 12 are views showing the lowermost wall construction step (S140) using the suspended heat system 10 for building according to the present invention.

The lowermost wall construction step (S140) refers to a step of positioning the insulating block 110 constituting the lower end of the wall module 100 while maintaining a horizontal plane in the longitudinal direction along the outer insulating plate 540. At this time, the upper end of the insulation connection pin 541 inserted into the upper surface of the outer insulation plate 540 so that the lowermost insulation block 110 constituting the intermediate heat system 10 does not deviate from the set position due to the lateral pressure of the poured concrete, etc. It is preferable to construct the insulation block 110 so that it is inserted into the “connection pin receiving groove” formed at a set position on the lower surface of the lowermost insulation block 110. Thereafter, the foundation insulation plate 551 may be additionally adhered to the upper surface of the foundation insulation plate 550 along the inner side of the insulation block 110. In this case, it is preferable that the lower foundation insulation plate 550 and the second foundation insulation plate 551 that are additionally overlapped and attached are constructed so as to deviate from each other so that vertically integrally falling joints do not occur. In addition, if necessary, the insulating block 110 constituting the lowermost end may be formed by stacking one layer or two or more layers to form a required height (see FIG. 11 ).

13 and 14 are views showing the state of the basic reinforcement reinforcement step (S150) using the intermediate heat system 10 for building according to the present invention.

In the basic reinforcement reinforcement step (S150), a flat tie 330 having a certain length is inserted into the “+-shaped receiving groove” formed on one side of the connector 310 that is pre-fastened with the insulation block 110 to the inside of the flat tie 330 ) Exposing (see FIG. 13) and reinforcing the reinforcing bar 560 in a predesigned pattern and structure using the flat tie 330 connected to the connector 3310 as a support (see FIG. 14). have. In addition, when fastening the flat tie 330 to the “+-shaped receiving groove” of the connector 310, as shown in FIG. 13, the flat tie 330 in the “+-shaped receiving groove” through a fastening means such as a separate bolt. One end of the can be tightly and stably fastened. In addition, in FIG. 13, the flat tie 330 is fastened to the “+-shaped receiving groove” in the vertical direction, but may be fastened to the “+-shaped receiving groove” in the horizontal direction if necessary. In addition, when reinforcing the foundation reinforcement 560, for maintaining the weight and shape of the foundation reinforcement 560, if necessary, a step of forming a separate temporary material on the upper surface of the foundation insulation plates 550 and 5510 may be further included.

15 is a view showing a foundation concrete pouring step (S160) using the suspended heat system 10 for building according to the present invention.

In the step of pouring the foundation concrete (S160), the foundation concrete 570 is poured into the inner space formed with the wall formed through the insulation blocks 110 as the side of the foundation insulation plates 550 and 551 as the lower surface, and the poured After the concrete 570 is cured, forming a memo map 580 at a set position (reflecting the boundary between the outer wall and the inner wall) on the upper surface.

The wall module construction step (S200) may include a wall assembly construction step (S210), a flat tie construction step (S220), an inner wall reinforcement step (S230), and an inner wall flow path form construction step (S240).

Hereinafter, the wall module construction step (S200) will be described in more detail with reference to FIGS. 16 to 20.

16 is a view showing a wall assembly construction step (S210) using the suspended heat system 10 for building according to the present invention.

The wall assembly construction step (S210) refers to a construction step in which the insulation block 110 is stacked on top of the lowermost insulation block 110 layer formed in the basic module construction step (S100) corresponding to the height of the building. At this time, the upper and lower portions of the first insulating block 110 and the second insulating block 110 adjacent to each other up and down are tightly and stably fastened through the connector module 300 (eg, standardized Lego and The same prefabricated type), it is possible for a builder to more easily build a vertical wall through a plurality of insulation blocks 110 through custom fitting and fastening. In addition, as shown in FIG. 15, the connector 310 of the connector module 300 maintains a state in which one end is exposed to the outside while the insulating block 110 is fastened.

17 is a view showing a flat tie construction step (S220) using the intermediate heat system 10 for building according to the present invention.

In the flat tie construction step (S220), after the wall assembly is completed through the insulation block 110, each flat tie 330 in the receiving groove (which may be a “+-shaped receiving groove”) of the connector 310 exposed to the inside. ) Refers to a step of fastening (if necessary, a separate piece-bolt fastening can be added) (see FIG. 13).

18 is a view showing the inner wall reinforcement step (S230) using the intermediate heat system 10 for building according to the present invention.

The inner wall reinforcement reinforcement step (S230) refers to a step of reinforcing the structural wall reinforcement 160 in a pattern and shape set as a guide by using the pre-installed flat tie 330 as a guide.

19 and 20 are views showing the inner wall flow path form construction step (S240) using the suspended heat system 10 for building according to the present invention.

The euroform construction step (S240) is formed by fastening the euroform 130 at the first stage to the upper surface of the memo map 580 formed through the basic module construction step (S100) (see FIG. 19), and at one end of the flat tie 330 In the formed insertion groove (330a), a wedge pin (350, if necessary, using a circular pin (350a), the fastening of the four corners of the flow path form 130 may be adjusted to be mutually flat), and the insulation block 110 and the inner side It includes a construction step (see Fig. 20) in which the flow path form 130 is stacked correspondingly while maintaining the set interval. In this case, the flat tie 330 is a wedge pin inserted into the center of the four neighboring flow path forms 130 where the edges are in contact with each other, and fastened to the insertion groove 330a of the circular pin 350a and the flat tie 330 There is a feature that can be configured as a suspended heat system for construction, characterized in that the neighboring flow path form 130 can be flattened through 350 (see FIG. 20).

The roof module construction step (S300) includes the slab form construction step (S310), the slab reinforcement step (S320), the parapet wall formwork construction step (S330), the outer wall connection socket construction step (S340), the outer wall reinforcement step ( S350), the opening construction step (S360) and the outer wall flow path form construction step (S370) may be included.

21 is a slab form construction step (S310) using the suspension heat system 10 for construction according to the present invention, Figure 22 is a slab reinforcement step (S320), Figure 23 is a parapet wall form construction step (S330) It is a figure respectively shown.

The slab foam construction step (S310) is a step of installing the slab foam 710, which is a temporary roof-forming material for the indoor space, as much as the height set to the inside of the wall formed through the insulation block 110, and to correspond to the inner plane A temporary material is produced through the like, and the produced temporary material is positioned on the upper surface of the flow path form 130 for forming an inner wall.

After that, the slab reinforcement reinforcement step (S320) of reinforcing the slab reinforcement 760 on the upper part of the slab form 710 in a preset pattern and structure is performed.

After that, the parapet wall formwork construction step (S330) is performed. In the parapet wall formwork construction step (S330), if necessary, a memo map 580 may be additionally formed at a location set on the upper surface of the slab form 710, and a euroform 130 is required on the upper surface of the memo map 580. By stacking up to the height (roof), a formwork structure for forming a parapet wall is formed.

24 is a view showing a connection socket construction step (S340) for an outer wall using the suspended heat system 10 for building according to the present invention.

The connection socket construction step for the outer wall (S340) is a construction step similar to the above-described flat tie construction step (S220), and the connector 310 exposed to the outside of the insulation block 110, which is a vertical wall formed by contacting and fastening each other Refers to the construction step of fastening the flat tie 330 through the connection socket 320 to the end of the. In the same way as the inner wall, a “+-shaped receiving groove” is formed at one end of the connector 310, and a form in which one end of the flat tie 330 is directly fastened to the “+-shaped receiving groove” may also be used, but from outside air In order to further reinforce the insulation performance of the heat bridge, a separate connection socket 320 formed of a material with low thermal conductivity such as plastic or a synthetic resin material (which may be FRP, etc.) that is easy to block heat bridges is additionally adopted, and the connection socket 320 ) To adopt a structure in which one end of the connector 310 exposed to the outside is preferentially fastened (screw-bolt fastening, etc.), and the flat tie 330 is received at the other end of the connection socket 320 again. It is desirable to do.

25 is a view showing the reinforcement step (S350) of the outer wall reinforcement using the suspended heat system 10 for building according to the present invention.

The outer wall reinforcement reinforcement step (S350) receives a guide to the flat tie 330 connected to the connector 310 through the connection socket 320 and attaches to the inside of the outer wall of the building in a preset pattern and structure. ) Refers to the step of laying. In this case, if necessary, a part of the inner wall reinforcement and the set part of the outer wall reinforcement (e.g., the top end, the reinforcing bar for forming a roof parapet, etc.) and a part may be interconnected and fastened to reinforce the structural safety of the building.

26 is a view showing an opening construction step (S360) using the intermediate heat system 10 for building according to the present invention.

In the opening construction step (S360), a separate formwork is attached to and formed according to the shape, shape, and size of the opening (A) of the building, such as windows, so that construction defects such as all or part of the opening are blocked or blocked by concrete pouring. It refers to the step taken beforehand so that it is not.

FIG. 27 is a view showing an outer wall flow path form construction step (S370) using the suspended heat system 10 for construction according to the present invention.

The outer wall euroform construction step (S370) is the same as the above-described euroform construction step (S240), through a flat tie 330 and a plurality of flow path forms 130 that are fastened at a set interval with the insulation block 110 Refers to the step of forming a pour space.

The concrete pouring and insulation reinforcing step (S400) may include a concrete pouring step (S410), a flow path form dismantling step (S420), and an insulation reinforcing construction step (S430).

28 is a diagram showing a concrete pouring step (S410) using the suspension heat system 10 for construction according to the present invention, FIG. 29 is a flow path form dismantling step (S420), and FIG. 30 is a diagram showing the insulation reinforcement construction step (S430). to be.

In the concrete pouring step (S410), the heat-insulating wall formed through the heat-insulating block 110 and the heat-insulating block 110 are spaced apart from each other by a set distance (via the connector module 300) on the inner and outer sides and fastened. It refers to the step of pouring concrete (B) mixed with cement, aggregate and/or sand according to a set ratio in the space formed between the inner and outer flow path forms 130.

The euroform dismantling step (S420) refers to a work step of dismantling the euroform 130, which is a formwork used to form inner and outer walls after the concrete poured in the concrete pouring step (S410) is sufficiently cured. In addition, in the case of the outer wall, after the disassembly of the euroform 130, the connection socket 320 is directly connected to the connector 310 so that the concrete is poured, and a groove formed in the exposed concrete as a pattern at regular intervals without additional construction As it is created, it is possible to further increase the aesthetics of the exposed concrete.

In the case of the last ongoing insulation reinforcement construction step (S430), it may include a construction step of attaching an ALC panel for additional fire safety and thermal insulation performance improvement to openings (A) such as windows and doors.

The above description of the present invention is for illustrative purposes only, and those of ordinary skill in the art to which the present invention pertains will be able to understand that it can be easily modified into other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not limiting. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as being distributed may also be implemented in a combined form.

The scope of the present invention is indicated by the claims to be described later, and all changes or modified forms derived from the meaning and scope of the claims and their equivalent concepts should be interpreted as being included in the scope of the present invention.

10: Construction suspended heat system
100: wall module
110: insulation block (connection pin receiving groove)
130: Euroform (130a: receiving groove)
160: wall reinforcement
300: connector module
310: connector (+-shaped receiving groove)
320: connection socket
330: flat tie (330a: insertion groove)
350: wedge pin (350a: circular pin)
500: basic module
510: bin
520, 530: cast-away layer
540: outer insulation plate (guide groove)
541: insulation connection pin
550: foundation insulation plate
560: basic reinforcement
570: foundation concrete
580: memo diagram
700: roof module
710: slab form
760: roof reinforcement

Claims (9)

A basic module formed on the upper surface of the ground;
A wall module formed on an upper surface along the base module; And
In the intermediate heat system for construction comprising a roof module formed on the upper surface of the wall module,
The wall module,
An insulating block formed with a set thickness and width;
A connector module having a lower end inserted into the upper surface of the insulating block and exposed at both ends thereof by a length set to the outside; And
And a flow path form coupled to one end of the connector module to form an inner space spaced apart from the heat insulating block by a set distance and respectively fastened to the heat insulating block,
An outer wall and an inner wall are formed around the insulating block through concrete poured into the inner space,
The connector module,
A connector constituting the body of the connector module, wherein a receiving groove is formed at an end extending inside and a bolt receiving hole is formed at an end extending outward;
A first flat tie formed long and flat in the longitudinal direction into which one end portion is inserted into the receiving groove;
A connection socket having one end bolted to the bolt receiving hole; And
A second flat tie formed long and flat in the longitudinal direction into which the connection socket and one end are inserted,
The connection socket,
It is formed of a synthetic resin material with a set strength and low thermal conductivity,
Interrupted heat system for construction, characterized in that it is possible to additionally add a heat bridge blocking effect through the connector module.
delete delete The method according to claim 1,
The wall module.
In order to further include a reinforcement reinforced in a pattern and shape set in the inner space formed between the insulating block and the flow path,
A suspended heat system for construction, characterized in that it can reinforce the structural safety of a building.
The method according to claim 1,
The basic module,
A dumper formed of a structural tree according to a plane set on the upper surface of the ground;
A dumping layer formed by pouring concrete on the inside of the dumper;
An outer insulating plate that is spaced inward by a set distance from the outer end of the dumper;
A basic insulating plate formed in close contact with the outer insulating plate;
A basic reinforcement reinforced in a pattern and shape set on an upper portion of the foundation insulation plate; And
Including concrete for a foundation poured in the space formed by the insulation block and the foundation insulation plate,
The outer insulation plate,
Through the insulating material connection pin inserted in the lower end into the receiving groove formed in the longitudinal direction on the upper surface,
In such a way that the lower surface of the insulating block located at the lowermost end of the wall module is tightly fastened,
Interruption heat system for construction, characterized in that the heat insulating block does not randomly behave even with the side pressure generated by the concrete being poured.
The method according to claim 1,
The roof module,
Sleeve foam, which is a form for forming a roof during concrete pouring;
A memo diagram formed at a set position on the upper surface of the slab foam; And
Including the euroform attached to the upper surface of the memo map,
A suspended heat system for construction, characterized in that it can form a parapet wall.
In the construction method for construction using any one of the construction heat system described in any one of claims 1, 4, 5, and 6,
Foundation module construction step of forming the foundation of the building on the set ground surface;
A wall module construction step of forming a frame for vertical wall formation on an upper portion of the base module formed through the base module construction step;
A roof module construction step of forming a frame for forming a roof layer on an upper portion of the frame for forming a vertical wall formed through the wall module construction step; And
Concrete is poured into the frame inner space formed through the wall module construction step and the roof module construction step, and after the poured concrete is cured, the flow path forming the frame is removed and the insulation reinforcement of the opening is performed. Including the steps of pouring concrete and reinforcing insulation,
The wall module construction method,
A wall assembly construction step of sequentially stacking insulating blocks in a length direction and a height direction along a set upper surface of the basic module;
A flat tie construction step of inserting and receiving a flat tie into the connector exposed to the inside of the stacked insulation block;
An inner wall reinforcement step of reinforcing the inner wall reinforcement in a pattern and shape set as a guide through the flat tie protruding into the inner side of the insulating block;
Including a flow path form construction step of fastening the flow form while maintaining a set distance with one end of the flat tie protruding inward,
The flat tie,
Construction method for a construction intermediate heat system, characterized in that flattening of the neighboring flow path forms is possible through a wedge pin that is inserted into the center of four adjacent flow path forms whose edges are in contact with each other, and is fastened to the circular pin and the insertion groove of the flat tie. .
The method of claim 7,
The basic module construction step,
A dumpling frame construction step of forming a dumpling frame on the set ground top surface;
A dumping layer construction step of forming a dumping layer by pouring concrete inside along the dumping frame, and flattening the dumping layer;
An outer insulating plate for forming an outer water-stop plate by attaching an insulating material having a certain thickness to the upper surface of the discarded layer, and a basic insulating plate forming a separate water-stop plate on the inside of the outer insulating plate at the same height as the outer insulating plate, respectively. Base insulation plate construction step attached to the;
A lowermost end wall construction step of positioning an insulating block in a longitudinal direction along the upper surface of the outer insulating plate;
A basic reinforcement reinforcement step of reinforcing a foundation reinforcement in a space formed through the lowermost end wall formed through the insulation block and the foundation insulation plate; And
Including a foundation concrete pouring step of pouring concrete for forming a foundation structure in a space formed through the lowermost end wall formed through the insulation block and the foundation insulation plate,
The foundation insulation plate construction step,
After forming the guide groove in the longitudinal direction on the upper surface of the outer insulation plate, further comprising the step of inserting a heat insulating material connection pin,
The lowermost wall construction step,
When placing the heat insulating block in the longitudinal direction on the upper surface of the outer heat insulating plate, the heat insulating material connection pin is fastened to the connection pin receiving groove formed on the lower surface of the heat insulating block,
A construction method for a suspended heat system for construction, characterized in that supporting the heat insulating block forming the lowermost end wall from a set position so that it does not randomly deviate or move randomly by the concrete side pressure that may be generated in the concrete pouring and heat insulation reinforcing steps.
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