CN212866463U - Low-energy-consumption in-situ-poured color concrete built-in heat-insulation composite shear wall - Google Patents

Abstract

The utility model relates to a low-energy-consumption cast-in-place colorful concrete built-in heat-preservation composite shear wall, which belongs to the technical field of building structures and comprises a cast-in-place concrete base layer wall body, a steel wire net rack heat-preservation plate, a protective surface layer and L-shaped steel bars; a connecting bridge and a filling cavity bracket are arranged in the cast-in-place concrete base layer; the steel wire net rack heat insulation board is located between the protective surface layer and the cast-in-place concrete base layer, and the L-shaped steel bars penetrate through the protective surface layer and the cast-in-place concrete base layer wall. The utility model discloses a solved prior art construction loaded down with trivial details, cold bridge point is many, cost of labor and concrete cost big, must use self-compaction concrete or pea gravel concretes scheduling problem, this technique has realized with ordinary concrete pouring construction. The method is suitable for the construction of large-formwork walls, can realize the synchronous construction of the decorative layer, the heat-insulating layer and the wall, reduces the working procedure of making the decorative layer and reduces the construction cost; the wall body is poured by using common colored concrete and is provided with the decorative layer, so that the heat-insulating layer and the decorative layer are firm and durable, and the service life of the wall body is as long as that of a building.

Description

Low-energy-consumption in-situ-poured color concrete built-in heat-insulation composite shear wall

Technical Field

The utility model relates to a low energy consumption cast-in-place color concrete embeds heat preservation composite shear wall belongs to building structure technical field.

Background

The building energy-saving and structure integration technology integrates a building heat-preservation function and a wall body enclosure function, the wall body can meet the requirement of the existing building energy-saving standard without additionally taking heat-preservation measures, and the building energy-saving technology with the same service life of the heat-preservation function and the wall body is realized. The concept of defining the integrated technology meets three conditions that the heat preservation of the building wall body should be constructed synchronously with the structure, the outer side of the heat preservation layer should be provided with a concrete or other inorganic material protection layer with enough thickness, the heat preservation of the constructed structure heat preservation wall body can meet the requirement of the existing energy-saving standard without heat preservation, and the heat preservation of the building and the same service life of the wall body can be realized. The building energy-saving and structure integration technology can be achieved by meeting the conditions. The problems of complex construction, multiple cold bridge points, high labor cost and concrete cost, easy cracking of welding points and the like exist in the construction of the heat-insulating composite shear wall in the prior art. For example, in the structure and construction method (patent application No. 201310144162.8) of cast-in-place reinforcing bar welding net rack composite concrete shear wall, the outside net piece is arranged in the net rack plate, the abdominal wire passing through the heat preservation plate, the inside net piece, the space three-dimensional structure formed by welding, although the structure is better in the heat preservation integration technology, because the abdominal wire penetrates through the heat preservation plate, the cold bridge points are increased, the heat preservation effect is the same, the thickness of the heat preservation plate needs to be thickened, the thickness is larger in northern cold and severe cold areas, the production labor cost brought by the abdominal wire is low, the concrete cost is easy to increase, the welding points are cracked, the site construction process caused by placing the template cushion blocks is complicated, the construction quality is difficult to guarantee, and the popularization and the application of the.

Disclosure of Invention

The utility model aims to provide a: the low-energy-consumption cast-in-place color concrete built-in heat-insulation composite shear wall can improve the energy-saving index of a heat-insulation system, is suitable for large-formwork wall construction, and prolongs the building life.

The technical scheme of the utility model is that:

the utility model provides a low energy consumption cast-in-place colored concrete embeds heat preservation composite shear wall which characterized in that: the steel wire net frame insulation board comprises a cast-in-place concrete base wall body, a steel wire net frame insulation board, a protective surface layer and L-shaped steel bars, wherein the cast-in-place concrete base wall body, the steel wire net frame insulation board, the protective surface layer and the L-shaped steel bars are arranged between an inner formwork and an; a connecting bridge and a filling cavity bracket are arranged in the cast-in-place concrete base layer wall; the steel wire frame heat insulation board is located between the protective surface layer and the cast-in-place concrete base wall, the L-shaped steel bars penetrate through the protective surface layer and the cast-in-place concrete base wall, and the cast-in-place concrete base wall is constructed by a cast-in-place colorful concrete wall or common concrete with the decorative layer.

The steel wire mesh rack insulation board comprises a prefabricated insulation board and a steel wire mesh which are fixedly connected together through a connecting piece, a clamping groove is formed in the connecting piece, and the steel wire mesh is installed in the clamping groove of the connecting piece; the prefabricated heat-insulation board is provided with a concave-convex groove, a dovetail groove, a trapezoidal groove, a C-shaped groove, a U-shaped groove or an irregular-shaped groove and a longitudinal concrete diversion groove, and the side surface of the heat-insulation board is provided with a concave-convex tongue-and-groove or an L-shaped tongue-and-groove.

The filling cavity bracket comprises an outer filling cavity bracket and an inner filling cavity bracket; the outer filling cavity bracket is placed in a place which can not be covered by a connecting bridge of an outer wall heat insulation system and is fixed between the steel wire mesh frame heat insulation plate and the outer template; and the inner filling cavity support is fixed between the steel wire mesh frame insulation board and the inner template.

The connecting bridge comprises an H-shaped connecting bridge and a portable connecting bridge; the connecting bridge is round and special in appearance and comprises a connecting rod and a tray with a bolt hole;

the H-shaped connecting bridge is arranged among the steel wire mesh, the heat insulation layer, the inner formwork and the outer formwork, the distance between the heat insulation layer and the inner formwork and the distance between the heat insulation layer and the outer formwork are controlled, and the size of a mortar layer filling cavity between the inner formwork and the heat insulation layer and between the outer formwork and the heat insulation layer are ensured; clamping two steel wire mesh frame insulation board seams;

the portable connecting bridge fixes the positions of the steel wire mesh, the heat insulation layer, the inner formwork and the outer formwork, controls the distance between the heat insulation layer and the inner formwork and the distance between the heat insulation layer and the outer formwork, and ensures the size of a mortar layer filling cavity between the inner formwork and the heat insulation layer and between the outer formwork and the heat insulation layer.

The L-shaped reinforcing steel bars are inserted into preformed holes of the portable connecting bridge on one side of the steel wire mesh frame insulation board and used for supporting the inner and outer templates and fixing the length of the L-shaped reinforcing steel bars of the insulation board to be equal to the thickness of the wall body. The L-shaped steel bars of the portable connecting bridge can be used interchangeably with cement cushion blocks.

The wire net frame heated board pass through portable support disc and wall body reinforcing bar zonulae occludens and fix, separate wire net frame heated board and wall body reinforcing bar 2cm interval, the L type reinforcing bar that will insert the wire net frame heated board is fixed with the wall body ligature, the plate seam of two wire net frame heated boards can be fixed by H type connecting bridge, it is fixed with the cooperation of intussuseption chamber support to use outer packing chamber support when the wire net frame heated board at installation corner, edge, form cavity structure between wire net frame heated board and inner formword and outer formword.

The heat preservation face have multi-direction inclination tongue and groove, the concrete flows when being convenient for pour the concrete, the tongue and groove has increased heated board and external mold plate interval, forms the concrete guiding gutter, the lower vibrating rod of being convenient for vibrates.

The cast-in-place concrete base wall body is made of self-compacting concrete or aggregates with the maximum particle size not larger than 15mm, the concrete slump is not smaller than 230mm, the expansion degree of colored concrete is 600 mm-750 mm, the insulation board is provided with concrete guide grooves, common-particle-size concrete can be used, the maximum particle size is not larger than 15 mm-20 mm, the concrete slump is 200-230 mm, and the expansion degree of the concrete is 500-600 mm.

The firmness of the cast-in-place concrete base wall outer leaf wall, namely the protective layer, is realized by arranging a supporting structure for increasing the firmness of the outer leaf wall on each layer or every few layers; the supporting structure is formed by fixing a U-shaped steel bar in a concrete cornice, and the concrete cornice is arranged as a through cornice or a hidden cornice; the concrete cornice supports and picks all the heat-insulating layers to be communicated with the outer leaf wall, or supports and picks 1/2-2/3 of the thickness of the heat-insulating plate.

Concrete wall or roof are equipped with the light pipe, can pass through the leading-in indoor of light pipe with sunshine.

The concrete wall or the roof is provided with a photoelectric integrated device which can convert light energy into electric energy for storage and is used for non-fossil energy compensation of the building.

A sun-shading system for preventing sunshine is arranged on the door and window opening of the concrete wall body.

The utility model discloses a construction method includes following step:

the first step is as follows: processing a steel wire mesh sheet according to the actual size of a drawing, and processing a corner net at the corner; prefabricating the actual size of the heat-insulation plate in a factory after detaching the drawing according to the project drawing;

the second step is that: manufacturing a steel wire mesh rack insulation board: the prefabricated heat insulation board is provided with a hole, a connecting piece is installed on the heat insulation board and fixed, a processed steel wire mesh is installed in a clamping groove of the connecting piece, and the steel wire mesh and the heat insulation board are connected and fixed through the connecting piece to manufacture a steel wire mesh rack heat insulation board;

the third step: installing a steel wire mesh: the steel wire mesh is arranged on one side of the heat insulation board with the concave-convex groove, the steel wire mesh has the same size with the heat insulation board or the width of the steel wire mesh is larger than the heat insulation board by 10 cm-20 cm, one side of the steel wire mesh is aligned with the heat insulation board, and the other side of the steel wire mesh exceeds the width of the heat insulation board by 10 cm-20 cm;

the fourth step: leveling and paying off the engineering foundation, embedding reinforcing steel bars with the diameter of 6mm and the interval of 500mm at the joint of the protective surface layer and the foundation ground beam or the cast-in-place concrete bottom plate, wherein the embedding depth and the length of the anchored protective layer are not less than 80 mm;

the fifth step: binding wall steel bars and secondarily fixing the steel wire meshes by the L-shaped steel bars;

and a sixth step: a protective cap is arranged on one side, which is in contact with the inner plate, of the L-shaped steel bar, so that the L-shaped steel bar is prevented from damaging the template, the wall body is prevented from being rusted, the 2cm distance between the inner template and the inner side wall body steel bar is separated, and a 2cm concrete protective layer on the outer side of the wall body steel bar is ensured when concrete is poured;

the seventh step: installing steel wire meshes overlapped with the angle nets and the steel wire mesh rack insulation boards, and binding and fixing the steel wire meshes on the steel wire mesh rack insulation boards;

eighth step: installing an inner template and an outer template, connecting and fixing the inner template and the outer template through split bolts, and determining the distance between the heat-insulation plate and the inner template by engineering practice;

the ninth step: pouring concrete; the same concrete pouring point adopts push type continuous pouring, switching is carried out among a plurality of pouring points, and concrete on two sides of the heat insulation plate is ensured to be poured simultaneously when the concrete is poured;

the tenth step: vibrating concrete, namely vertically inserting a vibrating rod into a groove (a concrete diversion trench) of the steel wire mesh rack insulation board for vibrating;

the eleventh step: removing the mold and maintaining; the concrete achieves the stripping strength, the split bolts are pulled out of the composite wall, the bolt through holes are plugged by the foaming heat-insulation material with the combustion performance not lower than that of the heat-insulation plate from the outer side, and the depth is not less than the thickness of the heat-insulation layer; the cast-in-place colorful concrete is internally provided with holes such as frame holes, wall penetrating pipes and the like of the composite heat-insulating wall body, is blocked by mortar with the same color as the colorful concrete, and is polished and leveled or is blocked by a decorative component.

The beneficial effects of the utility model reside in that:

the low-energy-consumption cast-in-place color concrete built-in heat-preservation composite shear wall is characterized in that a steel wire mesh or a steel wire mesh frame is fixedly connected with a heat-insulation board through a connecting piece and a filling cavity support, a template is supported, the position of the template is limited, a three-dimensional cavity structure is formed between the inner template and the heat-insulation board, color cast concrete is cast in place between the inner template and the heat-insulation board cavity to form a heat-preservation and structure-integrated building wall body, the steel wire mesh or the steel wire mesh frame is pre-arranged between the outer template and the heat-insulation board cavity, the heat-preservation layer and the wall body are constructed synchronously, the heat-preservation layer and the wall body are prevented from cracking and falling off, the integration of maintenance wall, heat preservation and heat insulation decoration is realized, the same service life of building decoration. The utility model discloses be suitable for big template wall body construction, can have and realize decorative layer heat preservation and wall body synchronous construction, reduce and do the finish coat process, reduce engineering cost, reach that heat preservation, decorative layer are firm durable, with the purpose in the same life-span of building.

Description of the drawings:

FIG. 1 is a schematic structural view of the low-energy-consumption in-situ-poured colorful concrete built-in thermal insulation composite shear wall;

FIG. 2 is a schematic cross-sectional structure view of the steel wire mesh frame insulation board of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the steel wire mesh frame insulation board of the present invention;

FIG. 4 is a schematic structural view of the supporting structure of the present invention;

fig. 5 is a schematic structural view of the portable connecting bridge of the present invention;

FIG. 6 is a schematic structural view of an H-shaped connecting bridge of the present invention;

FIG. 7 is a schematic structural view of the non-metallic rod outer filling cavity bracket of the present invention;

FIG. 8 is a schematic structural view of the metal rod outer filling cavity bracket of the present invention;

fig. 9 is a schematic structural view of the inner filling cavity bracket of the present invention;

FIG. 10 is a schematic structural view of the portable support disc of the present invention;

fig. 11 is a schematic view of the splicing structure of the heat-insulating board with concave-convex tongue-and-groove on the side surface;

fig. 12 is a schematic view of the splicing structure of the heat-insulating board with L-shaped tongue-and-groove on the side surface.

In the figure: 1. the concrete base layer wall body is cast in situ; 2. a steel wire rack insulation board; 2-1, steel wire mesh; 2-2, connecting the bridge; 2-3, a diversion trench; 2-4, heat insulation boards; 2-5, concave-convex tongue-and-groove; 2-6, L-shaped tongue-and-groove; 3. a protective surface layer; 4. l-shaped steel bars; 5. a portable connecting bridge; 6. an H-shaped connecting bridge; 7. an outer filling cavity support; 7-1, filling a cavity bracket outside the metal rod; 7-2, filling the cavity bracket outside the non-metal rod; 8. a stent with an inner filling cavity; 9. A portable support disc; 10. u-shaped steel bars; 11. an inner template; 12. and (4) an outer template.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in the attached drawings 1 to 12, the low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall comprises a cast-in-place concrete base wall body 1, a steel wire frame thermal insulation plate 2, a protective surface layer 3 and an L-shaped steel bar 4, wherein the cast-in-place concrete base wall body is arranged between an inner formwork 11 and an outer formwork 12; a connecting bridge 2-2 and a filling cavity bracket are arranged in the cast-in-place concrete base layer wall body 1; the steel wire net rack heat insulation board 2 is located between the protective surface layer 3 and the cast-in-place concrete base wall body 1, the L-shaped steel bars 4 penetrate through the protective surface layer 3 and the cast-in-place concrete base wall body 1, and the cast-in-place concrete base wall body 1 is a cast-in-place colorful concrete wall body with a decorative layer or is formed by common concrete construction.

The steel wire mesh frame insulation board 2 comprises a prefabricated insulation board 2-4 and a steel wire mesh 2-1 which are fixedly connected together through a connecting piece, as shown in fig. 2 and 3, a clamping groove is formed in the connecting piece, and the steel wire mesh 2-1 is installed in the clamping groove of the connecting piece; the prefabricated heat-insulation board 2-4 is provided with a concave-convex groove, a dovetail groove, a C-shaped groove, a U-shaped groove or an irregular groove and a longitudinal concrete diversion trench 2-3, and the side surface of the heat-insulation board 2-4 is provided with a concave-convex rabbet 2-5 or an L-shaped rabbet 2-6, as shown in figure 11, the side surface of the heat-insulation board is a schematic diagram of a heat-insulation board splicing structure with the concave-convex rabbet 2-5; fig. 12 is a schematic diagram of the splicing structure of the heat-insulating board with L-shaped rabbet 2-6 on the side surface.

The L-shaped steel bars are inserted into preformed holes of the portable connecting bridge 5 on one side of the steel wire mesh 2-1 of the steel wire mesh frame heat insulation board 2, and the length of the L-shaped steel bars 4 used for supporting the inner and outer templates 12 and fixing the heat insulation board 2-4 is equal to the thickness of the cast-in-place concrete base layer wall body 1.

Wire net frame heated board 2 through portable support disc 9 and wall body reinforcing bar zonulae occludens and fixed, separate wire net frame heated board 2 and wall body reinforcing bar 2cm interval, the L shaped steel 4 that will insert wire net frame heated board 2 is fixed with the wall body ligature, two wire net frame heated board 2's board seam can be fixed by H type connecting bridge 6, the wire net frame heated board 2 at installation corner, edge can be used outer packing chamber support 7 and pack the cooperation of chamber support 8 fixedly with the intussuseption.

The multi-angle inclination angle concave-convex groove is formed in the surface of the insulation board 2-4, so that concrete can flow conveniently when concrete is poured, the distance between the insulation board 2-4 and the outer formwork 12 is increased through the multi-angle inclination angle concave-convex groove, a concrete diversion trench 2-3 is formed, and a lower vibrating rod can vibrate conveniently.

The cast-in-place concrete base wall 1 is made of self-compacting concrete or aggregates with the maximum particle size not larger than 15mm, the concrete slump is not smaller than 230mm, the expansion degree of colored concrete is 600 mm-750 mm, the insulation boards 2-4 are provided with concrete guide grooves 2-3, common concrete can be used, the aggregates with the maximum particle size not larger than 15 mm-20 mm, the concrete slump is 200 mm-230 mm, and the expansion degree of the concrete is 500 mm-600 mm.

The firmness of the outer leaf wall of the cast-in-place concrete base layer wall body 1 is realized by arranging a supporting structure for increasing the firmness of the outer leaf wall on each layer or every few layers; as shown in fig. 4, the supporting structure is a concrete cornice with a fixed U-shaped steel bar, and the concrete cornice is a through cornice or a hidden cornice; the concrete cornice supports and picks all the heat-insulating layers to be communicated with the outer leaf walls, or supports and picks 1/2-2/3 of the heat-insulating plates 2-4 in thickness.

Cast in situ concrete basic unit wall body 1 or roof are equipped with the light pipe, can pass through the leading-in indoor of light pipe with sunshine.

The cast-in-place concrete base layer wall body 1 or the roof is provided with the photoelectric integrated device, so that light energy can be converted into electric energy to be stored, and the electric energy can be used for non-fossil energy compensation of a building.

A sun-shading system is arranged on a door and window opening of the cast-in-place concrete base wall body 1, and can avoid sunshine.

The filling cavity bracket comprises an outer filling cavity bracket 7 and an inner filling cavity bracket 8;

the external filling cavity support 7 comprises a non-metal rod external filling cavity support 7-2 and a metal rod external filling cavity support 7-1, the non-metal rod external filling cavity support 7-2 is placed at a place which cannot be covered by the connecting bridge and is used for controlling the distance between the heat-insulating layer and the steel wire mesh 2-1 and the distance between the heat-insulating layer and the external template 12 and ensuring the size of a protection surface layer filling cavity between the external template 12 and the heat-insulating layer; as shown in fig. 7 and 8, the connecting rod of the metal rod outer filling cavity support 7-1 is longer than the connecting rod of the non-metal rod outer filling cavity support 7-2, and is used under the condition that the distance between the heat preservation layer and the steel wire mesh 2-1 and the outer formwork 12 is larger.

The inner filling cavity support 8 is fixed between the steel wire mesh frame heat insulation plate 2 and the inner formwork 11, and the size of a protection surface layer filling cavity between the inner formwork 11 and the heat insulation layer is guaranteed.

The connecting bridge 2-2 comprises an H-shaped connecting bridge 6 and a portable connecting bridge 5; the connecting bridge 2-2 is round and special in appearance and comprises a connecting rod and a tray with a bolt hole.

The H-shaped connecting bridge 6 is arranged among the steel wire mesh, the heat insulation layer, the inner formwork 11 and the outer formwork 12, the distance between the heat insulation layer and the inner formwork 11 and the distance between the heat insulation layer and the outer formwork 12 are controlled, and the size of a mortar layer filling cavity between the inner formwork 11 and the heat insulation layer and between the outer formwork 12 and the heat insulation layer are ensured; clamping two steel wire mesh frame insulation boards 2 for board joints; and a cavity is supported between the steel wire mesh frame heat insulation plate 2 and the inner template 11 and the outer template 12 and is used for pouring concrete.

The portable connecting bridge 5 fixes the positions of the steel wire mesh, the heat insulation layer, the inner formwork 11 and the outer formwork 12, the distance between the heat insulation layer and the inner formwork 11 and the distance between the heat insulation layer and the outer formwork 12 are controlled, the size of a mortar layer filling cavity between the inner formwork 11 and the heat insulation layer and the size of a mortar layer filling cavity between the outer formwork 12 and the inner formwork 11 are guaranteed, and a cavity is supported between the steel wire mesh frame heat insulation board 2 and the outer formwork 12 and used for pouring concrete.

The utility model discloses a construction method, including following step:

the first step is as follows: processing a steel wire mesh sheet according to the actual size of a drawing, and processing a corner net at the corner; prefabricating 2-4 insulation boards in a factory according to the actual sizes of the insulation boards 2-4 after the drawings are disassembled according to project drawings, and forming a concave-convex groove or a dovetail groove, a trapezoidal groove and a C-shaped groove on the 2-4 surfaces of the insulation boards, wherein the length of the concave-convex groove is the length of the insulation boards 2-4, the width is about 10cm, the depth of the groove is preferably 2cm-3cm, and the actual determination is specifically determined according to the actual situation;

the second step is that: manufacturing a steel wire mesh rack heat insulation plate 2: the prefabricated insulation board 2-4 is provided with holes on the insulation board 2-4, connecting pieces are installed on the insulation board 2-4 and fixed, the processed steel wire mesh 2-1 is installed in clamping grooves of the connecting pieces, and the steel wire mesh 2-1 and the insulation board 2-4 are connected and fixed through the connecting pieces to manufacture a steel wire mesh frame insulation board 2;

the third step: installing a steel wire mesh 2-1: the steel wire mesh 2-1 is arranged on one side of the heat insulation board 2-4 with the concave-convex groove, the size of the steel wire mesh 2-1 is the same as that of the heat insulation board 2-4, or the width of the steel wire mesh 2-1 is larger than that of the heat insulation board 2-4 by 10 cm-20 cm, one side of the steel wire mesh 2-1 is aligned with the heat insulation board 2-4, and the other side of the steel wire mesh exceeds the heat insulation board 2-4 by 10 cm-20 cm; the steel wire mesh rack insulation board 2 is convenient to lap joint with the adjacent steel wire mesh rack insulation board 2 when being installed on the steel wire in the engineering, and the wall body is prevented from cracking after concrete is poured;

the fourth step: leveling and paying off the engineering foundation, embedding reinforcing steel bars with the diameter of 6mm and the interval of 500mm at the joint of the protective surface layer 3 and the foundation ground beam or the cast-in-place concrete bottom plate, wherein the embedding depth and the length of the anchored protective layer are not less than 80 mm;

the fifth step: binding wall steel bars and secondarily fixing the L-shaped steel bars 4 to the steel wire mesh 2-1;

and a sixth step: a protective cap is arranged on one side, which is in contact with the inner plate, of the L-shaped steel bar 4, so that the L-shaped steel bar 4 is prevented from damaging the template and preventing the wall from being rusted, the 2cm distance between the inner template 11 and the inner side wall steel bar is separated, and a 2cm concrete protective layer on the outer side of the wall steel bar is ensured when concrete is poured;

the seventh step: installing a steel wire mesh sheet lapped with the angle net and the steel wire mesh frame insulation board 2, and binding and fixing the steel wire mesh sheet with the steel wire mesh 2-1 on the steel wire mesh frame insulation board 2;

eighth step: installing an inner template and an outer template 12, connecting and fixing the inner template and the outer template through split bolts, and actually determining the distance between the insulation boards 2-4 and the inner template by engineering;

the ninth step: pouring concrete; the same concrete pouring point adopts push-type continuous pouring, switching is carried out among a plurality of pouring points, and concrete on two sides of the heat insulation plates 2-4 is ensured to be poured simultaneously when the concrete is poured;

the tenth step: vibrating concrete, namely vertically inserting a vibrating rod into a groove (a concrete diversion trench) of the steel wire rack insulation board 2 for vibrating;

the eleventh step: removing the mold and maintaining; the concrete achieves the stripping strength, the split bolts are pulled out of the composite wall, the bolt through holes are plugged by the foaming heat-insulation material with the combustion performance not lower than that of the heat-insulation plates 2-4 from the outer side, and the depth is not less than the thickness of the heat-insulation plates; the cast-in-place colorful concrete is internally provided with holes such as frame holes, wall penetrating pipes and the like of the composite heat-insulating wall body, is blocked by mortar with the same color as the colorful concrete, and is polished and leveled or is blocked by a decorative component.

Wherein, in 2 installation work progress of wire net frame heated board:

1) paying off the outer side of the wall body steel bars after the wall body steel bars are bound and closed, and determining the position of the outer wall and the position of the heat preservation layer; the prefabricated steel wire mesh rack heat insulation board 2 is installed at the actual position of a project according to the serial number, the L-shaped steel bars 4 are inserted into the preformed holes of the portable connecting bridges 5 on one side of the steel wire meshes 2-1 of the steel wire mesh rack heat insulation board 2, the steel wire meshes 2-1 are secondarily fixed, and the wall thickness of the L-shaped steel bars 4 is equal to that of the wall thickness and is used for supporting the inner formwork 12 and the outer formwork 12.

2) The disc is supported to inspection and adjustment wire net frame heated board 2 and the wall body reinforcing bar position, ensure that portable even support disc and wall body reinforcing bar zonulae occludens and fixed separate keep warm with wall body reinforcing bar 2cm interval, it is fixed with the wall body ligature to insert L shaped steel 4 of wire net frame heated board 2, the slab joint of two wire net frame heated boards 2 can be fixed by H type connecting bridge 6, it is fixed with the interior filler bracket cooperation that available outer filler bracket when the wire net frame heated board 2 at installation corner, edge.

3) The installation helmet is arranged on one side of contact between the L-shaped steel bars 4 and the inner formwork, the L-shaped steel bars 4 are prevented from damaging the formwork, the wall body is prevented from being rusted, the 2cm distance between the inner formwork 11 and the inner side wall body steel bars is separated, and the 2cm concrete protective layer on the outer side of the wall body steel bars is ensured when concrete is poured.

4) And the L-shaped steel bar 4 is subjected to anticorrosion and heat insulation bridge cutoff treatment.

5) And a steel wire mesh sheet lapped with the angle net and the steel wire mesh frame insulation board 2 is fixedly bound with the steel wire mesh 2-1 on the steel wire mesh frame insulation board 2.

6) And installing the inner template 12 and the outer template 12, and connecting and fixing the inner template and the outer template through split bolts. When the formworks are installed, the distance between the outer formwork 12 and the wire mesh is not less than 15mm, the distance between the heat insulation plate 2-4 and the wire mesh 2-1 is not less than 35mm, a vibrating rod is conveniently inserted between the heat insulation plate 2-4 and the wire mesh 2-1 for vibrating, and the distance between the heat insulation plate 2-4 and the inner formwork is actually determined by engineering.

In the construction process of pouring concrete:

1) the mold-entering temperature is controlled to be 5-35 ℃ during concrete pouring, household pushing type continuous pouring is carried out on the same concrete pouring point, switching is carried out among a plurality of pouring points, concrete on two sides of the heat-insulation board 2-4 is guaranteed to be poured simultaneously during concrete pouring, the liquid level height difference of the concrete on the two sides is not more than 40cm, and the one-time pouring height of the concrete is not more than 100 cm.

2) When the concrete vibrates, the vibrating rod is vertically inserted into the groove (the concrete diversion trench) of the steel wire mesh rack heat insulation plate 2 to vibrate, so that the heat insulation plate 2-4 cannot be vibrated for a long time, and the heat insulation plate 2-4 is prevented from being damaged. The groove space of the steel wire mesh frame heat insulation board 2 is preferably 50cm, so that the vibrating rod can vibrate to fully cover the groove space.

3) And when the concrete reaches the form removal strength, the split bolts are pulled out from the composite wall, the inner and outer templates 12 are removed, the bolt through holes are plugged by the foamed heat-insulating material with the combustion performance not lower than that of the heat-insulating plates 2-4 from the outer side, and the depth is not less than the thickness of the heat-insulating plates.

4) The cast-in-place concrete built-in composite heat-insulating wall body reduces secondary structure construction as much as possible, and masonry mortar and plastering mortar of the wall body with the secondary structure construction are consistent with color concrete in color, so that secondary pollution of the wall body is avoided.

5) And holes such as frame holes, wall penetrating pipes and the like of the composite heat-insulating wall body built in the cast-in-place colorful concrete are plugged by mortar with the same color as the colorful concrete, and are polished and leveled or plugged by decorative components.

6) Because of the color concrete wall body is the facing wall body of exempting from to do, therefore the wall body has higher roughness, smoothness, can not have the bubble to produce when pouring, avoids causing the pitted surface for the wall body, will add air entraining agent in the concrete, reduces to produce the bubble when the concrete construction, and the small bubble is broken with higher speed.

7) The preparation and color scouring resistance and durability of the colored concrete are as follows:

the color concrete is prepared by uniformly stirring 300 kg of cement, 180 kg of water, 690 kg of sand, 1260 kg of stones and 75-100 kg of pigment in 1 cubic meter of color commercial concrete by a stirrer. The polymer cement mortar is prepared by adding 0.5-3% of epoxy emulsion into color concrete and emulsifying epoxy resin, cement, sand and filler according to a certain proportion, has the properties of strong cohesive force, water resistance, acid and alkali resistance, scouring resistance, high impermeability, excellent freeze-thaw resistance, corrosion resistance and the like with various materials such as concrete, stone, ceramic tiles and the like, and is particularly suitable for the color aging resistance and color lightening change of the seven-color and color concrete.

Preferably, the aging-resistant material is first synthesized with a mineral pigment, or a mineral pigment and a resinous coating.

8) The self-cleaning property of the polluted colored concrete wall is controlled by two methods:

firstly, through process control, the sedimentary pollution is prevented, the flatness of the wall surface is improved, the better the flatness is, and the easier the sedimentary pollution is to be removed;

secondly, the antifouling true coating is adopted to resist the invasive pollution, and the hydrophobic material is added into the colored concrete, so that the compactness of the surface of the coating is improved, and the invasive pollution, namely dust, colored substances and the like are prevented from invading into a capillary structure of the surface of the coating along with liquid. The self-cleaning index of the wall surface reaches up to 90 percent, and the wall surface has super-strong self-cleaning property, and common dust and rainwater can be washed away.

9) And the concrete wall body waterproof measure: adding a water repellent. The water repellent is a special waterproof agent for external wall water proofing, and has the functions of resisting acid and alkali, resisting aging, preventing carbonization, efflorescence, preventing moisture, preventing mildew and the like. The water repellent can be prepared according to the following steps of 1: 5 or 1: 10 adding water into the concrete. A permanent waterproof layer invisible to naked eyes is formed on the surface of the wall body, so that gaps of concrete are compact, the compressive strength and the tensile strength are improved, the bonding part of the heat insulation boards 2-4 and the wall surface is not expanded, deformed or fallen off, and the service life of a building can be effectively prolonged.

10) The firmness of the outer leaf wall of the color concrete wall body is subjected to cornice and bracket treatment: in order to improve the firmness of the outer leaf wall of the concrete wall, a cornice and a bracket structure are arranged on each layer or every few layers, and the design is determined. The cornice and the support bracket are preferably arranged at the bottom of the insulation boards 2-4 at the elevation positions of the floor slab to play a role in supporting and bearing, angle steel of the support bracket is welded with steel bars, and the bearing part d is not larger than the thickness of the insulation layer and is not smaller than 2/3 times of the thickness of the insulation boards 2-4. The steel bar material is HRB400, and the diameter d of the steel bar is not less than 8mm and is bound with the steel bar on the inner side of the wall body.

11) The concrete outer wall body, the cornice and the bracket are processed by a cold bridge, the ground heating plate is turned upwards to avoid the cold bridge, and the inner wall and the ceiling are processed by heat insulation mortar for inner heat insulation.

12) The construction of the outer leaf wall body improves the trafficability measure of the concrete: in order to reduce construction cost and improve engineering quality, when the outer leaf wall is constructed by using common concrete, the concrete passing performance is poor, vibration construction is not suitable, in order to reduce construction difficulty, longitudinal concave-convex grooves are formed in the heat insulation plates 2-4 on one side of the outer leaf wall, gaps between the heat insulation layers and the outer formworks 12 are locally increased, the passing performance of the concrete is increased during construction, vibration construction is convenient, and the quality of the concrete wall is improved. The thermal resistance loss of the parts of the thermal insulation boards 2-4 is compensated by increasing the thermal resistance through the convex grooves.

13) And concrete wall construction measures of walls with different colors are as follows: when different color requirements exist between the upper layer and the lower layer of the same building wall body, an isolation measure is added on the upper side of the lower layer concrete body, and a concrete wall body with another color is poured. When the local color difference exists after the template is removed, the artificial repair can be used. When the waist lines with different colors exist, the preset positions of the prefabricated waist lines can be fixed in front of the plywood boards and are effectively connected with the installation steel wire meshes 2-1. The outer side of the prefabricated waist line decorative layer is protected by a plastic film, the film is removed after the engineering construction is finished, and a dovetail groove and the like are processed on one side of the waist line of the decorative layer, which is in contact with the concrete wall body, so that the decorative waist line is firmly connected with the concrete.

14) And improving the flatness of the wall body: therefore, the wall body constructed by the technology is a facing-free wall body, and the wall body is provided with a facing after construction. Therefore, the flatness of the wall body has great influence on the decorative effect of the wall body. The measures are as follows: firstly, using an integral aluminum template for construction; secondly, the wall facing is made to have a concave-convex three-dimensional effect, or other decorative colors are added on the base color, and the flatness of the wall is improved by using the visual difference.

15) Non-load-bearing wall structure: the non-bearing wall body can be formed by arranging grooves on two sides of a mesh wire frame plate, manufacturing a double-sided mesh wire frame insulation board 2, inserting 8mm steel bars at multiple angles, penetrating through two sides of 2-4 of the insulation board by not less than 4cm, effectively connecting the two sides of 2-1 of a wire mesh, or inserting the two sides of 2-4 of the insulation board by V-shaped steel bars, penetrating through two sides of 2-4 of the insulation board by not less than 4cm, effectively connecting the two sides of 2-1 of the wire mesh by not less than 6-10 steel bars per square meter, wherein the distance between the two steel bars and the wall corner, the distance between the two steel bars and the edge of the expansion joint is not more than 10cm, arranging U-shaped steel bars in connecting points, and.

The 3 steel mesh levels of protective surface course are to connecting the steel mesh that the lap-joint is with the specification, and the steel mesh overlap joint adopts the knot mode of taking, should adopt the U-shaped reinforcing bar to be connected with the structural layer at wall body and entrance to a cave periphery, and the interval is not more than 20cm, and 3 one sides of U-shaped reinforcing bar protective surface course are established the distribution reinforcing bar to can satisfy the anchor requirement.

The vertical connection of the protective surface layer 3 is preferably lapped by additional steel bars, and the lapping length is not less than 30 cm.

The structural layer steel bars are connected, when the structural layer stressed steel bars are welded with a net, the horizontal steel bars can directly extend into the edge component, and the binding steel bars can be additionally connected in a lap joint or a connection mode. The diameter of the additional steel bar is not less than that of the welded mesh, and the distance is not more than 3 times of the distance between the vertical steel bars of the welded mesh and not more than 20 cm.

The non-bearing wall connected with the composite perseveration wall in the same plane is suitable for being poured simultaneously, and the thickness of the protective surface layers 3 on the two sides of the moisture retention layer is not less than 50 mm.

16) And the ventilation measure of the heat-insulating wall body: when the extruded sheet and the graphite extruded sheet are used as the heat insulation layer, the moisture permeability of the heat insulation layer is poor, air holes can be formed in the heat insulation plates 2-4, waterproof and breathable films are pasted on the air holes in the inner sides of the heat insulation plates 2-4, and waterproof and breathable films are pasted on the outer sides of the heat insulation plates to form the steel wire mesh frame heat insulation plate 2 with the waterproof and breathable functions, so that indoor dewing and mildew are prevented.

The utility model discloses a be connected steel wire net piece or steel wire net frame and adiabatic heated board 2-4 fixedly through the connecting piece, strut the template, inject the template position simultaneously, make interior sheathing 11 and exterior sheathing 12 and heated board 2-4 within a definite time form three-dimensional cavity structures, cast-in-place colored concrete between interior sheathing 11 and exterior sheathing 12 and heated board 2-4 cavity forms the building wall body that keeps warm and structure integration, steel wire net piece or steel wire net frame have been preset between exterior sheathing 12 and heated board 2-4 cavity through cast-in-place concrete, make heat preservation and wall body construction in step, it does not ftracture to reach heat preservation and wall body, do not drop, realized maintaining the wall and keep warm, thermal-insulated decoration integration, reached architectural decoration heat preservation and building same life, realized assembled ultralow energy consumption wall body and structural wall body simultaneous construction.

The utility model discloses be suitable for big template wall body construction, for realizing decorative layer heat preservation and wall body synchronous construction, the finish coat process is done in the reduction, reduces engineering cost, realizes that heat preservation, decorative layer are firm durable, with the building with the life-span.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides a low energy consumption cast-in-place colored concrete embeds heat preservation composite shear wall which characterized in that:

the steel wire net rack heat-insulation wall comprises a cast-in-place concrete base layer wall body (1) arranged between an inner formwork (11) and an outer formwork (12), a steel wire net rack heat-insulation plate (2), a protective surface layer (3) and L-shaped steel bars (4);

a connecting bridge (2-2) and a filling cavity bracket are arranged in the cast-in-place concrete base layer wall body (1);

the steel wire mesh rack insulation board (2) is positioned between the protective surface layer (3) and the cast-in-place concrete base wall body (1), and the L-shaped steel bars (4) penetrate through the protective surface layer (3) and the cast-in-place concrete base wall body (1);

the cast-in-place concrete base wall body (1) is a cast-in-place colorful concrete wall body or a common concrete wall body, and a protective surface layer (3) of the cast-in-place colorful concrete wall body is provided with a decorative layer.

2. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 1, characterized in that: the steel wire mesh rack insulation board (2) comprises a prefabricated insulation board (2-4) and a steel wire mesh (2-1) which are fixedly connected together through a connecting bridge (2-2), a clamping groove is formed in the connecting bridge (2-2), and the steel wire mesh (2-1) is installed in the clamping groove of the connecting bridge (2-2); the heat insulation board (2-4) is provided with a concave-convex groove, a dovetail groove, a trapezoid groove, a C-shaped groove, a U-shaped groove or an irregular groove and a longitudinal concrete diversion groove (2-3), and the side surface of the heat insulation board (2-4) is provided with a concave-convex tongue-and-groove (2-5) or an L-shaped tongue-and-groove (2-6).

3. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 1, characterized in that: the connecting bridge (2-2) comprises an H-shaped connecting bridge (6) and a portable connecting bridge (5); the connecting bridge (2-2) is round and special in appearance and comprises a connecting rod and a tray with a bolt hole;

the H-shaped connecting bridge (6) is arranged between the inner formwork (11) and the outer formwork (12), the steel wire mesh frame insulation boards (2) are fixed through trays placed between plate seams of the two steel wire mesh frame insulation boards (2), the inner formwork (11) and the outer formwork (12) are supported, and cavities for pouring concrete are supported between the steel wire mesh frame insulation boards (2) and the inner formwork (11) and the outer formwork (12);

the portable connecting bridge (5) is arranged between the inner formwork (11) and the outer formwork (12), the length of the portable connecting bridge (5) is equal to the distance between the inner formwork (11) and the outer formwork (12), the portable connecting bridge is used for fixing the steel wire mesh frame heat-insulating plate (2) and supporting the inner formwork (11) and the outer formwork (12), and a cavity for pouring concrete is supported between the steel wire mesh frame heat-insulating plate (2) and the inner formwork (11) and the outer formwork (12);

l shaped steel bar (4) insert from portable connection bridge (5) preformed hole of wire net (2-1) one side of wire net frame heated board (2), the length and cast in situ concrete basic unit wall body (1) thickness of L shaped steel bar (4) equal, L shaped steel bar (4) of portable connection bridge (5) can replace interchange use with the cement cushion.

4. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 1, characterized in that: wire net frame heated board (2) through portable support disc (9) and wall body reinforcing bar zonulae occludens and fixed, separate wire net frame heated board (2) and wall body reinforcing bar 2cm interval, L shaped steel bar (4) that will insert wire net frame heated board (2) are fixed with the wall body ligature, the crack of two wire net frame heated boards (2) is fixed by H type connecting bridge (6), at the installation corner, it is fixed with outer packing chamber support (7) and the cooperation of intussuseption chamber support (8) during wire net frame heated board (2) at edge, form the cavity structure between wire net frame heated board (2) and interior sheathing (11) and exterior sheathing (12).

5. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 2, characterized in that: the surface of the heat insulation plate (2-4) is provided with a multi-angle inclination angle concave-convex groove; the multi-angle inclination angle concave-convex groove forms a concrete diversion trench (2-3) between the heat preservation plate (2-4) and the outer template (12).

6. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 1, characterized in that: the cast-in-place concrete base wall (1) is made of self-compacting concrete or aggregates with the maximum particle size not larger than 15mm, the concrete slump is not smaller than 230mm, the expansion degree of colored concrete is 600-750 mm, concrete guide grooves (2-3) are formed in the insulation boards (2-4), common-particle-size concrete is adopted, the aggregates with the maximum particle size not larger than 15-20 mm, the concrete slump is 200-230 mm, and the expansion degree of concrete is 500-600 mm.

7. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 1, characterized in that: each layer or every few layers of the cast-in-place concrete base wall body (1) is provided with a supporting structure for increasing the firmness of the outer leaf wall; the supporting structure is formed by fixing a U-shaped steel bar in a concrete cornice, and the concrete cornice is arranged as a through cornice or a hidden cornice; the concrete cornice is used for supporting the whole insulating layer to be communicated with the outer leaf wall, or is 1/2-2/3 of the thickness of the supporting and insulating board (2-4).

8. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 1, characterized in that: the cast-in-place concrete base layer wall body (1) or the roof is provided with a light guide pipe for guiding sunlight into a room through a pipeline;

the cast-in-place concrete base layer wall body (1) or the roof is provided with a photoelectric integrated device which can convert light energy into electric energy for storage and is used for building self non-fossil energy compensation.

9. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 1, characterized in that: the cast-in-place concrete base wall body (1) or the roof is provided with a concrete wall body door and window opening which is provided with a sun-shading system for avoiding sunstroke.

10. The low-energy-consumption cast-in-place color concrete built-in thermal insulation composite shear wall according to claim 1, characterized in that: the filling cavity bracket comprises an outer filling cavity bracket (7) and an inner filling cavity bracket (8); the outer filling cavity bracket (7) is placed in a place which can not be covered by the connecting bridge (2-2) of the outer wall heat insulation system; is fixed between the steel wire mesh frame heat insulation board (2) and the outer template (12); and the inner filling cavity support (8) is fixed between the steel wire mesh rack insulation board (2) and the inner template (11).

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