CN105908859A - Insulated prefabricated walls and prefabricated houses - Google Patents

Abstract

The invention relates to a heat-insulating prefabricated wall and an assembled house, and belongs to the technical field of walls for fixing buildings. The heat-insulating prefabricated wall body is a wall body which is built by building blocks from bottom to top in advance before the existing wall building construction, the building blocks are provided with cavities and small column holes which penetrate through a building block body along the height direction of the building blocks, the cavities and the small column holes in each layer of building blocks are respectively communicated with the cavities and the small column holes in adjacent layers of building blocks built up and down, the cavities are used for setting column steel pipes and column steel bars or clamping heat-insulating sheets, concrete is filled in the cavities provided with the column steel pipes or the column steel bars to form a column, the multi-layer building blocks built up and down are fixed into a whole by pouring high-strength concrete in the small column holes which are partially communicated, at least one steel bar for hoisting and assembling the wall body is arranged in the wall body, and the steel bars are inserted and fixed in the high-strength concrete in the small column holes. The heat-insulating prefabricated wall body and the prefabricated house are safe and firm in structure, and have heat-insulating and noise-eliminating functions.

Description

Insulated prefabricated walls and prefabricated houses

technical field

The invention relates to a thermal insulation prefabricated wall body and an assembled house, belonging to the technical field of walls for fixed buildings.

Background technique

The energy consumption of buildings in foreign developed countries accounts for 30% to 40% of the total energy consumption of the society, and the energy consumption per unit area of buildings in my country is still 3 to 5 times that of developed countries with similar climates. Building energy conservation is the most potential and most direct and effective way among various ways of energy conservation. Among the building energy consumption, the energy consumption caused by the wall accounts for about 60% of the total building energy consumption, so wall insulation is the key to realizing building energy saving.

According to the applicant's understanding, although the existing internal thermal insulation wall has good thermal insulation performance, its thermal insulation material is pasted on the inner side of the load-bearing wall, which makes it difficult to hang objects on the wall with internal thermal insulation, and even install curtain boxes to dissipate heat. devices are more difficult.

The existing external thermal insulation wall has no effective protection on the outside of the thermal insulation material, the thermal insulation material is easy to fall off, unsafe, and the overall durability of the wall is poor; at the same time, due to the complicated construction process and relatively many manual control processes during the construction process, the construction quality is low , The construction speed is slow, which affects the energy-saving efficiency of the building and the safety of the building.

Contents of the invention

The technical problem to be solved by the present invention is to propose a thermal insulation prefabricated wall and prefabricated house that is safe, firm in structure, and has thermal insulation and noise reduction functions.

One of the technical solutions proposed by the present invention to solve the above technical problems is: a thermal insulation prefabricated wall. The blocks are formed with cavities and small post holes passing through the block body along the height direction, and the cavities and small post holes in each layer of blocks are respectively connected with the cavities in the adjacent layers of blocks built up and down. The cavity and the small column hole are connected, and the cavity is used to set up the steel pipe for the column, the steel bar for the column or the insulation sheet, and fill the cavity with the steel tube for the column or the steel bar for the column to fill with concrete and form a core. Columns, the multi-layer blocks built up and down are fixed to each other by pouring high-strength concrete in the small column holes that are partially connected. At least one steel bar for lifting and assembling the wall is provided in the wall. The steel bar is inserted and fixed in the high-strength concrete in the small column hole.

The present invention adopts the effect of the above-mentioned technical scheme: 1) by making the block with a cavity and a small column hole that pass through the block body along its height direction, the cavity and the small column hole in each layer of block are respectively connected with the upper and lower bases; The cavities and small column holes in the adjacent layer of blocks are connected, so that the multi-layer blocks built up and down are poured with high-strength concrete in the small column holes that are partially connected to each other to be fixed together, which can prevent the wall The single block in the body falls off, which solves the problem that the insulation material in the existing wall insulation is corroded and easy to fall off. The invention is extremely safe and has a firm structure; A piece of wall body built from bottom to top, so the present invention is a prefabricated wall body, which can be prefabricated in the factory and then assembled at the construction site, saving construction time and improving construction quality.

The improvement of the above technical solution is: the thermal insulation prefabricated wall is composed of two walls and a continuous thermal insulation board clamped between the two walls.

The effect of the present invention adopting the above-mentioned technical solution is: since the thermal insulation prefabricated wall is composed of two walls and a continuous thermal insulation board clamped between the two walls, a continuous thermal insulation board is clamped between the two walls body, so that the wall has no thermal bridge effect at all, and the thermal insulation effect is good.

The further improvement of the above technical solution is: the top and the bottom of the block are respectively made with ribs and grooves, and each layer of blocks is connected to the adjacent layer of blocks built up and down through the ribs and grooves one by one. The ribs and grooves are fixed by mortise-and-mortise joints or dislocated ribs and grooves; the ribs and grooves are side ribs and side grooves respectively located at the small column holes of the blocks.

A further improvement of the above technical solution is: each wall is formed with a shape, L shape, T shape or cross-shaped connecting column for connecting with the adjacent wall, and the shape, L shape, T shape or The cross-shaped connecting column is respectively made of one-shaped, L-shaped, T-shaped or cross-shaped blocks in the wall.

The second technical solution proposed by the present invention to solve the above technical problems is: a thermal insulation prefabricated wall, the thermal insulation prefabricated wall is a piece of wall cut from sand aerated concrete blocks in advance before the existing wall construction, The inner and outer sides of the wall are arranged with small grooves crosswise in a grid shape, and the wall is provided with a plurality of through holes passing through the inner and outer sides of the wall. There is high-strength concrete, and at least one steel bar for hoisting and assembling the piece of wall is provided on the piece of wall, and the steel bar is inserted and fixed in the high-strength concrete in the small groove.

The third technical solution proposed by the present invention to solve the above technical problems is: a thermal insulation prefabricated wall. The thermal insulation prefabricated wall is a piece of wall prefabricated before the existing wall construction. There is at least one column steel pipe; the wall consists of an outer thin concrete slab, a sound-reducing insulation layer and an inner concrete thin slab arranged in sequence from outside to inside, and light aggregate concrete connecting columns are arranged at intervals in the wall , the light aggregate concrete connecting column passes through the sound-reducing insulation layer and connects and fixes the inner and outer concrete thin-slab bodies and the sound-reducing insulation layer to each other; The thin inner concrete slab is provided with an inner steel mesh, and the connecting column is provided with a connecting steel pipe connecting the inner and outer steel mesh, and the holes of the connecting steel pipe are filled with light aggregate concrete.

The third improvement of the above technical solution is: the thickness of the inner thin concrete slab body is ≥ 150mm, the inner steel mesh is two thick steel mesh sheets, and the limit horizontal bars are connected between the two thick steel mesh sheets. The limit cross bar and the connecting steel pipe are welded and fixed.

The fourth technical solution proposed by the present invention to solve the above technical problems is: a thermal insulation prefabricated wall, the thermal insulation prefabricated wall is a piece of wall built by blocks from bottom to top before the existing wall construction. The block is an I-shaped block composed of two opposite longitudinal block walls and a transverse rib connecting the two longitudinal block walls. Each layer of I-shaped blocks is opposite to the adjacent I-shaped block of the layer. Closed to form a complete cavity, the block is made with a small post hole at the point where the transverse rib connects the two longitudinal block walls, the cavity and the small post hole run through the block body along the height direction of the block , the cavities and small column holes in each layer of blocks are respectively connected with the cavities and small column holes in the adjacent layer of blocks built up and down. Or clamp the insulation sheet, and fill the cavity with the interlinked multi-layer blocks of the upright steel pipe or the upright steel bar with concrete to form a core column, and the up-and-down multi-layer blocks pass through the Partially connected small column holes are poured with high-strength concrete and fixed to each other. The wall is provided with at least one steel bar for lifting and assembling the wall. The steel bar is inserted and fixed in the small column hole. in high-strength concrete.

The improvement of the fourth technical solution is: the transverse ribs are two oppositely arranged transverse ribs respectively connecting the two longitudinal block walls, and a main cavity penetrating the block body along the block height direction is formed between the two transverse ribs , the main cavity in each layer of blocks is connected with the main cavity in the adjacent layer of blocks built up and down. The core column is formed by pouring concrete into the main cavity connected by the upper and lower multi-layer blocks provided with the column steel pipe or the column steel bar.

The fifth technical solution proposed by the present invention to solve the above technical problems is: a thermal insulation prefabricated wall. body, the block is formed with a cavity that runs through the block body along its height direction, and a vertical semi-recess is formed on the side of the block along the height direction, and each layer of blocks is connected with the adjacent blocks of the layer The semi-recesses between them are combined to form a complete small column hole, and the cavity and small column hole in each layer of blocks are respectively connected with the cavity and small column hole in the adjacent layer of blocks built up and down. The cavity is used to set up the column steel pipe, the column steel bar or the insulation sheet, and the large cavity provided with the column steel tube or the column steel bar is filled with concrete to form a core column, and the multi-layer building is built up and down. The blocks are fixed to each other by pouring high-strength concrete in the partially connected small column holes. At least one steel bar for lifting and assembling the piece of wall is provided in the wall. The steel bar is inserted and fixed in the small column hole. In the high-strength concrete in the column hole.

A further improvement of the above technical solution is: the wall is provided with a plurality of air passage holes for heat dissipation and dehumidification, and the air passage holes are arranged adjacent to the outer surface of the wall and vertically penetrate the wall.

The present invention adopts the effect of the above-mentioned technical scheme: when the outer wall is baked by the sun in midsummer, the temperature of the south and west walls rises to about 70 degrees, which seriously affects the life of the wall and the microclimate of the urban area. There are multiple airway holes for heat dissipation and dehumidification. The airway holes are set close to the outer side of the wall and run through the wall longitudinally. Disadvantages such as body heat dissipation affecting the comfort of the community.

The sixth technical solution proposed by the present invention to solve the above technical problems is: a prefabricated house, such as the thermal insulation prefabricated wall described in claim 1, 2, 5, 6, 7, 8, 9 or 10, the same layer One piece of wall and the adjacent wall are connected to each other through a shape, L-shaped, T-shaped or cross-shaped connecting column to form each floor wall, and then each wall of each floor wall is connected by multi-layer blocks Set up steel pipes or steel bars in the through cavity, then fill the cavity with concrete to fix the steel pipes or steel bars to form columns, then set ring beams and floor slabs on the walls of each floor, and then Repeat the above steps, layer by layer.

The sixth improvement of the above-mentioned technical solution is: high-strength composite concrete is filled in the small column hole in the wall at the door or window opening of the prefabricated house.

The further improvement of the sixth technical solution is: the upper end of the column steel pipe or the column steel bar in each wall is made into a screw part, the lower end of the column steel tube or the column steel bar in each wall is screwed with a nut, and then the The lower end of the column steel pipe or the column steel bar of each wall of each floor wall is inserted into the butt fastening pipe, the lower section of the butt fastening pipe is made into a sleeve shape that can be embedded with a nut, and the lower end of the butt fastening pipe is shaped like a Trumpet shape, then use the butt fastening pipe to guide the steel pipe of the column in the adjacent wall of the lower layer or the screw part at the upper end of the column steel bar into the lower mouth of the butt fastening pipe in the shape of a trumpet to be docked with the nut, and then rotate the butt fastening Pull out the fastening conduit after the nut is docked tightly with the screw rod part at the upper end of the column steel pipe or the column steel bar in the adjacent wall of the lower floor.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing:

Fig. 1 is a first structural schematic diagram of a thermal insulation prefabricated wall according to Embodiment 1 of the present invention.

Fig. 2 is a first perspective view of the block in Fig. 1 .

Fig. 3 is a second perspective view of the block in Fig. 1 .

FIG. 4 is a sectional view of FIG. 2 .

Fig. 5 is a perspective view of the thermal insulation prefabricated wall in Fig. 1 .

Fig. 6 is a first schematic diagram of the assembly structure of the thermal insulation prefabricated wall body provided with column steel pipes in the cavity of Fig. 1 .

Fig. 7 is the second schematic diagram of the assembly structure of the thermal insulation prefabricated wall with the steel pipes in the cavity of Fig. 1 .

Fig. 8 is a second structural schematic diagram of the thermal insulation prefabricated wall in the first embodiment of the present invention.

Fig. 9 is a perspective view of part of the thermal insulation prefabricated wall in Fig. 8 .

Figure 10 is a schematic diagram of the assembly structure of the thermal insulation prefabricated wall in Figure 1

Figure 11 is a schematic diagram of the assembly structure of the thermal insulation prefabricated wall in Figure 10

Fig. 12 is a schematic structural view of the thermal insulation prefabricated wall body according to the second embodiment of the present invention.

FIG. 13 is a sectional view of FIG. 12 .

Fig. 14 is a schematic structural view of the thermal insulation prefabricated wall body of the third embodiment of the present invention.

FIG. 15 is a sectional view of FIG. 14 .

FIG. 16 is a perspective view of FIG. 14 .

Fig. 17 is a first schematic diagram of the structure of the thermal insulation prefabricated wall according to the fourth embodiment of the present invention.

Fig. 18 is a second schematic diagram of the assembly structure of the thermal insulation prefabricated wall according to the fourth embodiment of the present invention.

Fig. 19 is a schematic structural view of Block 1 of Embodiment 4 of the present invention.

Fig. 20 is a schematic structural view of the second block of the fourth embodiment of the present invention.

Fig. 21 is a schematic structural view of the third block of the fourth embodiment of the present invention.

Fig. 22 is a schematic structural view of Block 4 in Embodiment 4 of the present invention.

Fig. 23 is a schematic structural view of block 1 of the fifth embodiment of the present invention.

Fig. 24 is a schematic structural view of the second block of the fifth embodiment of the present invention.

Fig. 25 is a schematic structural view of the third block of the fifth embodiment of the present invention.

detailed description

Embodiment one

The thermal insulation prefabricated wall of this embodiment, as shown in Fig. 1 to Fig. 5, is a piece of wall formed by building blocks 1 from bottom to top before the existing wall construction. The block 1 is formed with a cavity 1-1 and a small post hole 1-2 that penetrates the block body along its height direction, and the cavity 1-1 is a row of cavities that penetrate the block body along the height direction of the block 1. One row of cavities, three rows of cavities, and even more rows of cavities.

The cavity 1-1 and the small column hole 1-2 in each layer of building blocks 1 communicate with the cavity 1-1 and the small column hole 1-2 in the adjacent layer of building blocks built up and down. The cavity 1-1 is used for pressing the column steel pipe, pressing the column steel bar or clamping the insulation sheet 1-3.

Concrete is filled in the cavity provided with column steel pipes or column steel bars to form a core column. Cavity 1-1 is set up column steel pipe 2, as shown in Fig. 6 and Fig. 7. In this way, concrete is poured into the column steel pipe 2 to form a reinforced concrete core column, and the steel bars of this core column are mixed and arranged at intervals in the large holes as an earthquake-resistant load-bearing wall for a multi-story residence with a large bay, and the aforementioned non-load-bearing thin prefabricated wall can be installed in the large bay body.

The multilayer blocks 1 built up and down are fixed into one body with each other by pouring high-strength concrete in the small column holes 1-2 which are partially connected. The piece of wall is provided with at least one steel bar for hoisting and assembling the piece of wall, and the steel bar is inserted and fixed in the high-strength concrete in the small column hole 1-2.

Ribs and grooves are respectively formed on the top and bottom of the block 1 in this embodiment. Each layer of blocks 1 and the adjacent layers of blocks built up and down are fixed through the ribs and grooves one by one alignment. In order to make the wall solid, each layer of blocks 1 is connected with the upper and lower layers Adjacent layers of blocks are fixed by mortise-and-mortise joints between ribs and grooves. The ribs and the grooves are side ribs and side grooves respectively located at the small column holes 1-2 of the block 1 .

Each wall body of this embodiment is shaped on a shape, L shape, T shape or cross-shaped connecting cylinder for connecting with adjacent walls, and the shape, L shape, T-shaped or cross-shaped connecting cylinder are respectively It is made by building up and down one-shaped, L-shaped, T-shaped or cross-shaped blocks in the wall. Two adjacent building blocks 1 in the piece of wall can be connected and fixed to each other by applying cement-based cement with a thickness of 1-5mm.

Of course, in order to completely eliminate the thermal bridge effect of the wall and better carry out thermal insulation, as shown in Figure 8 and Figure 9, the thermal insulation prefabricated wall of this embodiment is composed of two walls and clamped between the two walls A continuous insulation board body 3 is formed between. The wall is provided with a plurality of air passage holes for heat dissipation and dehumidification, and the air passage holes are arranged adjacent to the outer side of the wall and vertically penetrate the wall.

During actual construction, the thermal insulation prefabricated wall body is prefabricated in the factory, and then assembled at the construction site, which saves construction time and improves construction quality. In this way, through a continuous insulation board 3 clamped between the two walls, the walls have no thermal bridge effect at all, and the insulation effect is good.

A prefabricated house in this embodiment, as shown in Figure 10 and Figure 11, adopts the above-mentioned thermal insulation prefabricated wall, and a piece of wall on the same floor and the adjacent wall are passed through a shape, L shape, T shape or cross shape. The connecting columns are connected with each other to form each layer of roof walls, and then the columns of steel pipes or column steel bars are installed in the cavities connected by multi-layer blocks of each wall of each layer of roof walls, and then filled in the cavities Concrete fixes the column steel tube or column steel bar to form a column, and then sets ring beams and floor slabs on the roof wall of each floor, and then repeats the above steps, layer by layer. At the same time, high-strength composite concrete is filled in the small column hole 1-2 in the wall at the door or window opening of the prefabricated house.

In this embodiment, the upper end of the column steel pipe or the column steel bar in each wall can be made into a screw part, the lower end of the column steel tube or the column steel bar in each wall can be screwed with a nut, and then each layer of the roof wall can be screwed with a nut. The lower end of the column steel pipe or column steel bar of the wall is inserted into the butt fastening pipe, the lower section of the butt fastening pipe is made into a sleeve shape that can be embedded with a nut, and the lower opening of the butt fastening pipe is trumpet-shaped, and then, use The butt joint fastening pipe guides the column steel pipe or the screw rod at the upper end of the column steel bar in the adjacent wall of the lower layer into the trumpet-shaped lower mouth of the butt joint fastening pipe to be docked with the nut, and then rotates the butt joint fastening pipe until the nut is in contact with the lower layer Pull out the fastening conduit after the butt joint of the screw rods at the upper end of the column steel pipes or the column steel bars in the adjacent wall is tightened.

Embodiment two

The thermal insulation prefabricated wall of this embodiment is an improvement on the basis of the first embodiment, as shown in Figure 12 and Figure 13. The difference from the first embodiment is that the thermal insulation prefabricated wall is prefabricated before the existing wall construction. A piece of wall cut from blocks of sand aerated concrete. Small grooves 1-4 are arranged on the inner and outer sides of the piece of wall in a grid shape, and a plurality of through holes 1-5 that run through the inner and outer sides of the piece of wall are arranged on the piece of wall. High-strength concrete is cast in grooves 1-4.

The piece of wall is provided with at least one steel bar for hoisting and assembling the piece of wall, and the steel bar is inserted and fixed in the high-strength concrete in the small groove 1-4.

Embodiment three

The thermal insulation prefabricated wall of this embodiment is an improvement on the basis of Embodiment 1 and Embodiment 2, as shown in Figure 14 to Figure 16, the difference from Embodiment 1 is that the thermal insulation prefabricated wall is built on the existing A piece of wall prefabricated before wall construction, the piece of wall is longitudinally provided with at least one column steel pipe.

The wall body is composed of outer concrete thin-slabs 1-6, sound-reducing insulation layers 1-7 and inner concrete thin-slabs 1-8 arranged sequentially from outside to inside. Light aggregate concrete connection columns 1-9 are arranged at intervals in the wall, and the light aggregate concrete connection columns 1-9 pass through the sound-reducing insulation layer 1-7, and the inner concrete thin-slab body 1-8, the outer concrete thin-slab The board body 1-6 and the sound-reducing insulation layer 1-7 are connected and fixed into one body.

The outer concrete thin-slab body 1-6 is provided with an outer steel mesh sheet, the inner concrete thin-slab body is provided with an inner steel mesh sheet, and the light aggregate concrete connecting column 1-9 is provided with a connecting steel pipe connecting the inner and outer steel mesh sheets , the pipe holes connecting the steel pipes are filled with light aggregate concrete.

The thickness of the inner concrete thin slab body 1-8 of the present embodiment is more than or equal to 150mm, and the inner steel mesh sheet is two thick steel mesh sheets, and the limit horizontal bars are connected between the two thick steel bar mesh sheets, and the limit horizontal bars are connected to the steel pipes. Welding fixed.

The outer concrete thin slab body 1-6 of the wall body of this embodiment is provided with a plurality of air passage holes 1-10 for heat dissipation and dehumidification, and the air passage holes 1-10 are arranged near the outer surface of the wall and Longitudinal through the piece of wall.

In order to better make a continuous integral (up to dozens of floors) type seismic shear wall, at least one column steel pipe in the prefabricated wall can be used as a tenon joint steel pipe with a fixed axis for hoisting, and the hoisting alignment and the lower layer After the steel bars extending over the floor on the wall (or in the foundation) are butt-welded firmly and the operation joints are sealed, the concrete is pumped and filled.

Embodiment Four

The thermal insulation prefabricated wall of this embodiment is an improvement on the basis of Embodiment 1, Embodiment 2 and Embodiment 3. The difference from the above embodiment is: as shown in Figure 17 and Figure 18, the thermal insulation prefabricated wall is Before the construction of the existing wall, a piece of wall is formed by building blocks 1 from bottom to top in advance.

Block 1 is an I-shaped block composed of two opposite longitudinal block walls and a transverse rib connecting the two longitudinal block walls. Each layer of I-shaped blocks is relatively closed with the adjacent I-shaped blocks of the layer. There is a complete cavity 1-1, and the block 1 is formed with a small column hole 1-2 at the joint point where the transverse rib connects the two longitudinal block walls, and the cavity 1-1 and the small column hole 1-2 are along the height direction of the block Through the body of the block.

The cavities 1-1 and small post holes 1-2 in each layer of blocks 1 communicate with the cavities and small post holes in the adjacent layer of blocks built up and down. The cavity 1-1 is used for pressing the erecting column steel pipe 2, pressing the erecting column reinforcing bar or clamping the insulation sheet. The core column is formed by pouring concrete into the cavities 1-1 connected by multi-layer blocks built up and down with column steel pipes 2 or column steel bars.

The multi-layer blocks built up and down are fixed to each other by pouring high-strength concrete in the small column holes that are partially connected. At least one steel bar for lifting and assembling the wall is provided in the wall. And fixed in the high-strength concrete in the small column hole.

If the column steel pipe 2 is set up in the cavity 1-1, concrete can be poured into the column steel pipe 2 to form a reinforced concrete core column, and the steel bars of the core column are mixed and arranged at intervals in the large holes as an earthquake-resistant load-bearing wall for a multi-story residence with large bays , the aforementioned non-load-bearing thin prefabricated walls can be installed in large bays.

As shown in Figures 19 to 22, the transverse ribs of this embodiment are two oppositely arranged transverse ribs respectively connecting the two longitudinal block walls, and a main body penetrating through the block body along the height direction of the block is formed between the two transverse ribs. Cavity, the main cavity in each layer of blocks is connected with the main cavity in the adjacent layer of blocks built up and down. The main cavity is used to press the erected column steel pipe, press the erected column steel bar or clamp the insulation sheet The core column is formed by pouring concrete into the main cavity connected by multi-layer blocks with upright steel pipes or upright steel bars. Of course, the transverse rib can also be a plurality of transverse ribs. The lower opening of the main cavity of the block is in the shape of a splayed bell mouth, and the upper opening of the main cavity of the block is correspondingly provided with a protruding ring which can be tenoned with it. After the wall is hoisted in place, the column steel pipe 2 or column steel bar can be inserted into the main cavity according to the architectural design requirements, then concrete is poured, and the above-mentioned wall is hoisted again after the ring beam floor is finally set.

The wall of this embodiment is provided with a plurality of air passage holes for heat dissipation and dehumidification, and the air passage holes are arranged adjacent to the outer surface of the wall and vertically penetrate the wall.

Of course, the block 1 side of the present embodiment also can be shaped on the vertical semi-recess along the height direction, and the small post holes 1-2 can also be formed by half of each layer of blocks and the adjacent blocks of this layer. There are 4 pairs of grooves merged and formed. Ribs and grooves are also formed on the block 1 of this embodiment. Each layer of blocks 1 and the adjacent layers of blocks built up and down are fixed through the ribs and grooves one by one alignment. In order to make the wall solid, each layer of blocks 1 is connected with the upper and lower layers Adjacent layers of blocks can also be fixed by mortise-and-mortise joints between ribs and grooves. The ribs and grooves are side ribs and side grooves located at the top and bottom of the small post hole 1-2 of the block 1 respectively.

This piece of wall body of the present embodiment is also shaped on the one-shaped, L-shaped, T-shaped or cross-shaped connecting cylinders that are used to connect with adjacent walls, and the one-shaped, L-shaped, T-shaped or cross-shaped connecting cylinders are respectively The I-shaped, L-shaped, T-shaped or cross-shaped blocks 1 spliced by the I-shaped blocks in the wall are built up and down. Two adjacent building blocks 1 in the piece of wall can be connected and fixed to each other by applying cement-based cement with a thickness of 1-5mm.

Embodiment five

The thermal insulation prefabricated wall of this embodiment is an improvement on the basis of the above embodiments, as shown in Figure 23 to Figure 25, the difference from the above embodiment is that the thermal insulation prefabricated wall is prefabricated before the existing wall construction. A piece of wall formed by blocks 1 from bottom to top. Block 1 is formed with a cavity 1-1 that runs through the body of the block along its height direction. The side of block 1 is formed with vertical holes along the height direction Half draw 4.

The semi-recesses 4 between each layer of blocks and the adjacent blocks of this layer merge to form a complete small post hole, and the cavity 1-1 and the small post hole in each layer of block 1 are respectively connected with the upper and lower blocks. The cavities in the adjacent layers of blocks communicate with the small column holes.

The cavity 1-1 is used for pressing the column steel pipe, pressing the column steel bar or clamping the insulation sheet. Concrete is poured into the large cavity provided with column steel pipes or column steel bars to form a core column. The multi-layer blocks built up and down are fixed into one body by pouring high-strength concrete in the small column holes that are partially connected. The wall is provided with at least one steel bar for hoisting and assembling the piece of wall, and the steel bar is inserted and fixed in the high-strength concrete in the small column hole.

The lower opening of the cavity of the block 1 in this embodiment is in the shape of a splayed bell mouth, and the upper opening of the block cavity is correspondingly provided with a ring of protruding rings that can be tenoned with it. The block 1 of the present embodiment is a shape, L shape, T shape or cross shape block, and the cavity 1-1 is located at the apex of the shape, L shape, T shape or cross shape block.

The present invention is not limited to the above-described embodiments. All technical solutions formed by equivalent replacements fall within the scope of protection required by the present invention.

Claims (14)

1. a heat insulation prefabricated body of wall, it is characterized in that: this heat insulation prefabricated body of wall is a piece of body of wall assembled from bottom to top by building block in advance before existing construction of building a wall, described building block is shaped with the cavity along the through block body of its short transverse and little post holes, cavity and little post holes in every layer of building block connect with the cavity in the adjacent layer building block assembled up and down and little post holes respectively, described cavity is for by setting up post steel pipe, by setting up post reinforcing bar or clamping insulation sheet, it is filled with concrete by note in being provided with the cavity of described column steel pipe or column reinforcing bar and is formed stem stem, the multi-layer building block assembled up and down is fixed to one another integral by pouring into a mould high-strength concrete in the little post holes that part connects, at least one reinforcing bar for lifting by crane and assemble this sheet body of wall it is provided with in this sheet body of wall, described reinforcing bar is by inserting and being fixed in the high-strength concrete in little post holes.

2. heat insulation prefabricated body of wall as claimed in claim 1, it is characterised in that: this heat insulation prefabricated body of wall is made up of two panels body of wall and the continuous insulation plate body being clamped between two panels body of wall.

3. heat insulation prefabricated body of wall as claimed in claim 1 or 2, it is characterized in that: at described block tops and bottom, be formed respectively with convex tendon and groove, close fixing by convex tendon and groove para-position tenon grafting one by one between every layer of building block and the adjacent layer building block assembled up and down or close fixing by convex tendon and groove dislocation tenon grafting；Described convex tendon and groove are to lay respectively at the limit muscle at the little post holes of described building block and limit groove.

4. heat insulation prefabricated body of wall as claimed in claim 1 or 2, it is characterized in that: being shaped with the shape for being connected with neighboring walls, L-shaped, T-shaped or cross in every body of wall and connect cylinder, it is to be assembled up and down by the shape in this sheet body of wall, L-shaped, T-shaped or cross building block respectively to make that a described shape, L-shaped, T-shaped or cross connect cylinder.

5. a heat insulation prefabricated body of wall, it is characterized in that: this heat insulation prefabricated body of wall is in advance by a piece of body of wall of sand aerated concrete block cutting before existing construction of building a wall, all it is shaped with little groove by grid-shaped cross arrangement on face inside and outside this sheet body of wall, this sheet body of wall is provided with multiple through holes in face inside and outside this sheet body of wall through, described little groove is cast with high-strength concrete, this sheet body of wall is provided with at least one reinforcing bar for lifting by crane and assemble this sheet body of wall, and described reinforcing bar is by inserting and being fixed in the high-strength concrete in little groove.

6. a heat insulation prefabricated body of wall, it is characterised in that: this heat insulation prefabricated body of wall is ready-made a piece of body of wall before existing construction of building a wall, and is longitudinally provided with at least one column steel pipe in this sheet body of wall；This sheet body of wall is made up of the slim plate body of outer concrete set gradually from outside to inside, fall sound heat-insulation layer and the slim plate body of inner concrete, being interval with light aggregate concrete in this sheet body of wall and connect post, described light aggregate concrete connects post and through fall sound heat-insulation layer and slim for inside and outside concrete plate body and fall sound heat-insulation layer is connected to each other and is integrally fixed；It is provided with outer reinforced mesh in described outer concrete the thin plate body, in described inner concrete the thin plate body, is provided with interior reinforced mesh, be provided with the joint steel pipe connecting inside and outside reinforced mesh in described connection post, the pore of described joint steel pipe has tamped light aggregate concrete.

7. heat insulation prefabricated body of wall as claimed in claim 6, it is characterized in that: the thickness >=150mm of the slim plate body of described inner concrete, described interior reinforced mesh is two road bar reinforcement network sheets, connects spacing horizontal bar, be welded and fixed between described spacing horizontal bar and joint steel pipe between two road bar reinforcement network sheets.

null8. a heat insulation prefabricated body of wall，It is characterized in that: this heat insulation prefabricated body of wall is a piece of body of wall assembled from bottom to top by building block in advance before existing construction of building a wall，Described building block is the I-shaped building block being made up of with the cross rib being connected two longitudinal block walls the two longitudinal block walls being oppositely arranged，Relative closing up between the I-shaped building block that every layer of I-shaped building block is adjacent with this layer and be formed with a complete cavity，Described building block is shaped with and is positioned at described cross rib and connects the little post holes at two longitudinal block wall junction points，Described cavity and little post holes are along the through block body in segment heights direction，Cavity and little post holes in every layer of building block connect with the cavity in the adjacent layer building block assembled up and down and little post holes respectively，Described cavity is for by setting up post steel pipe、By setting up post reinforcing bar or clamping insulation sheet，It is filled with concrete by note in the cavity that the multi-layer building block assembled up and down being provided with described column steel pipe or column reinforcing bar connects and forms stem stem，The multi-layer building block assembled up and down is fixed to one another integral by pouring into a mould high-strength concrete in the little post holes that part connects，At least one reinforcing bar for lifting by crane and assemble this sheet body of wall it is provided with in this sheet body of wall，Described reinforcing bar is by inserting and being fixed in the high-strength concrete in little post holes.

9. heat insulation prefabricated body of wall as claimed in claim 8, it is characterized in that: described cross rib is two cross ribs being oppositely arranged connecting two longitudinal block walls respectively, the main cavity along the through block body in segment heights direction it is formed with between two cross ribs, main cavity in every layer of building block and connecting with the main cavity in the adjacent layer building block assembled up and down, described main cavity is for by setting up post steel pipe, by setting up post reinforcing bar or clamping insulation sheet, being filled with concrete by note in the main cavity that the multi-layer building block assembled up and down being provided with described column steel pipe or column reinforcing bar connects and formed stem stem.

null10. a heat insulation prefabricated body of wall，It is characterized in that: this heat insulation prefabricated body of wall is a piece of body of wall assembled from bottom to top by building block in advance before existing construction of building a wall，Described building block is shaped with the cavity along the through block body of its short transverse，It is shaped with half vertical recessed channel along short transverse on described building block side，Half recessed channel between the building block that every layer of building block is adjacent with this layer is combined and is formed with a complete little post holes，Cavity and little post holes in every layer of building block connect with the cavity in the adjacent layer building block assembled up and down and little post holes respectively，Described cavity is for by setting up post steel pipe、By setting up post reinforcing bar or clamping insulation sheet，It is filled with concrete by note in being provided with the big cavity of described column steel pipe or column reinforcing bar and is formed stem stem，The multi-layer building block assembled up and down is fixed to one another integral by pouring into a mould high-strength concrete in the little post holes that part connects，At least one reinforcing bar for lifting by crane and assemble this sheet body of wall it is provided with in this sheet body of wall，Described reinforcing bar is by inserting and being fixed in the high-strength concrete in little post holes.

The 11. heat insulation prefabricated bodies of wall as described in claim 1,2,5,6,7,8,9 or 10, it is characterised in that: being provided with the multiple tracks air flue hole for dehumidifier of dispelling the heat in this sheet body of wall, described air flue hole is closed on this sheet wall outer side face and is arranged and longitudinally through this sheet body of wall.

12. 1 kinds of prefabricated buildings, use such as claim 1, 2, 5, 6, 7, 8, heat insulation prefabricated body of wall described in 9 or 10, it is characterized in that: by a piece of body of wall of same layer with neighboring walls by a shape, L-shaped, T-shaped or cross connection cylinder are connected to each other and form every layer of room wall, then by setting up post steel pipe or column reinforcing bar in the cavity connected by multi-layer building block of every body of wall of every layer of room wall, then, in cavity, note is filled out concrete and column steel pipe or column reinforcing bar is fixed and form column, then, again collar tie beam and floor are set on every layer of room wall, then above-mentioned steps is repeated, the most repeatedly.

13. prefabricated buildings as claimed in claim 12, it is characterised in that: it is positioned at that note in the little post holes of this sheet body of wall at the doorway of prefabricated buildings or window hole is real high-strength compound concrete.

14. prefabricated buildings as claimed in claim 12, it is characterized in that: the upper end of the column steel pipe in every body of wall or column reinforcing bar is made as screw mandrel portion, be spirally connected nut by the lower end of the column steel pipe in every body of wall or column reinforcing bar, again the column steel pipe of every body of wall of every layer of room wall or the lower end of column reinforcing bar are inserted in docking fastener tube, the hypomere of docking fastener tube is made as to live the sleeve-shaped of nut by inlay card, the end opening flare of docking fastener tube, then, docking fastener tube is used to be imported in the screw mandrel portion of the column steel pipe in lower floor's neighboring walls or column reinforcing bar upper end in the end opening of the flare docking fastener tube to dock with nut, thereafter docking fastener tube is rotated, pull-out fastening conduit after tightening is docked in the screw mandrel portion of nut with the column steel pipe in lower floor neighboring walls or column reinforcing bar upper end.