CN216616193U - Assembly type steel shell composite cement board form-removal-free building - Google Patents
Assembly type steel shell composite cement board form-removal-free building Download PDFInfo
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- CN216616193U CN216616193U CN202122759278.5U CN202122759278U CN216616193U CN 216616193 U CN216616193 U CN 216616193U CN 202122759278 U CN202122759278 U CN 202122759278U CN 216616193 U CN216616193 U CN 216616193U
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Abstract
The utility model discloses an assembly type steel shell composite cement board non-dismantling formwork building, which comprises the following non-dismantling formwork components: the steel-shell composite cement slab formwork-dismantling-free column, the steel-shell composite cement slab formwork-dismantling-free beam, the steel-shell composite cement slab formwork-dismantling-free floor, the steel-shell composite cement slab formwork-dismantling-free bearing wall and the steel-shell composite cement slab formwork-dismantling-free partition wall; the steel shell composite cement board serving as a main structural unit comprises a cement board and a composite steel shell compounded on the outer surface of the cement board, a plurality of hexagonal holes arranged according to a honeycomb structure are punched on the composite steel shell, the aperture ratio of the composite steel shell is 35% -45%, and the composite steel shell is tightly compounded on the cement board through triangular edge teeth. The advantages are that: the self weight is light, the production efficiency is greatly improved, the delivery quality is easy to control, the construction loss is small, the large-scale production in a factory can be realized, and the transportation is convenient; the integral bending resistance and shearing resistance are greatly enhanced, and the elastic modulus is larger; the cutting can be carried out at will, and the splicing is quick and convenient; the field installation is simple, and the construction speed is fast.
Description
Technical Field
The utility model relates to the field of house buildings, in particular to a disassembly-free building with an assembled steel shell composite cement board.
Background
In the field of building construction, PC construction refers to concrete products produced by standardized, mechanized processes in factories. Compared with cast-in-place concrete, the concrete prefabricated member produced in factory has the following advantages: (1) safety, for construction workers, the relatively stable working environment in a factory is higher than the safety factor of complex site operation; (2) the quality, the quality and the process of the building component are better controlled through mechanized production; (3) the standardization of the speed, the size and the characteristics of the prefabricated member can obviously accelerate the installation speed and the construction project progress; (4) compared with the traditional on-site mold making, the mold in a factory can be repeatedly recycled, and the comprehensive cost is lower; the mechanized production has less manual demands, and the cost advantage of the prefabricated member produced in large scale is more and more obvious along with the continuous rise of the labor cost; (5) the environment, the field operation amount of the building site adopting the prefabricated member is obviously reduced, and the dust pollution and the noise pollution are obviously reduced.
The PC building concrete prefabricated member has the following defects at the same time: (1) a factory needs a large-area storage yard, matched equipment and tools, and the storage cost is high; (2) construction teams needing professional training are installed in a matched mode; (3) the transportation cost is high and certain risks exist, which determine that the market radiation range is limited; (4) because the traditional assembly type PC building has fragile structure connecting nodes, the popularization of the traditional assembly type PC building is greatly hindered, and the traditional assembly type PC building is not beneficial to the industrialization process of the building industry. For example, the thickness of a precast layer of a precast concrete laminated slab and a steel bar truss floor support plate in a national standard drawing set is not less than 60mm, the self weight is large, in-situ adjustment is difficult after hoisting, loss is large in the transportation process, and the requirement of a large-span plate on the hoisting capacity of on-site construction machinery is high, so that on-site construction is difficult.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the existing PC building, the utility model provides the fabricated steel shell composite cement board form-dismantling-free building with lighter weight and better performance.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a fabricated steel shell composite cement board exempts from to tear open mould building which characterized by: it includes following exempt from to tear open building templates component:
the steel shell composite cement board dismantling-free mold column comprises an upright post which is surrounded by four steel shell composite cement boards and is hollow inside, and upright post structural steel bars are arranged inside the upright post;
the non-dismantling cross beam is erected on the non-dismantling mould column of the steel shell composite cement board;
the steel shell composite cement board formwork-dismantling-free floor slab is erected on a formwork-dismantling-free beam; the steel shell composite cement board non-dismantling formwork floor slab comprises a cement board serving as a board main body and a plurality of composite steel shell strips serving as cement board reinforced composite boards, wherein the composite steel shell strips are uniformly distributed on the outer surface of the cement board at intervals; the outward side of the composite steel shell strip is punched with a plurality of hexagonal holes arranged according to a honeycomb structure, the inward side of the composite steel shell strip is provided with triangular side teeth perpendicular to the inward side of the composite steel shell strip on the edge below the hexagonal holes, each side of the hexagonal hole corresponds to one triangular side tooth, each triangular side tooth is embedded in the cement board, and the composite steel shell strip is tightly compounded on the cement board through each triangular side tooth;
the steel shell composite cement board wall is erected on the form-removal-free beam.
Further, the steel shell composite cement board comprises a cement board and a composite steel shell, wherein the composite steel shell is compounded on the outer side surface of the cement board; the composite steel shell is punched outwards to form a plurality of hexagonal holes arranged according to a honeycomb structure, the inner side of the composite steel shell is provided with triangular side teeth perpendicular to the inner side of the composite steel shell on the edge below the hexagonal holes, each side of the hexagonal hole corresponds to one triangular side tooth, each triangular side tooth is embedded in the cement board, and the composite steel shell is tightly compounded on the outer surface of the cement board through each triangular side tooth.
Further, the total area of all hexagonal holes of the composite steel shell accounts for 35% -45% of the total area of the whole composite steel shell.
Further, stand structural reinforcement includes a plurality of stand reinforcing bars of the spiral stirrup that forms and vertical setting by reinforcing bar spiral winding, and the inboard of spiral stirrup is provided with a plurality of fixed set posts, and the stand reinforcing bar passes fixed set post and fixes in the spiral stirrup inboard, and the bottom inboard of spiral stirrup is equipped with the fixed cover of a plurality of reinforcing bars, and the lower extreme of stand reinforcing bar is worn in the fixed cover of reinforcing bar.
Furthermore, the upper end of the steel shell composite cement plate non-dismantling mold column is provided with a notch groove for installing a non-dismantling mold beam.
Further, the thickness of the composite steel shell is 0.3 mm.
Furthermore, the surface of the area of the outer surface of the cement board which is not covered by the composite steel shell strip is provided with a galling scraping groove for increasing the adhesive force of concrete.
When the assembly type steel shell composite cement board form-dismantling-free building is used, the assembly type steel shell composite cement board form-dismantling-free building can be cut into a required shape at will in a factory, various form-dismantling-free building template components can be spliced on site, then cement concrete is poured on the form-dismantling-free building template components, the building construction can be completed, and the form-dismantling-free building template components do not need to be disassembled. Various technical problems of PC buildings and traditional buildings are solved; as various non-dismantling building template components are assembled on site, the transportation process is more convenient.
From the above, the present invention also has the following advantages over the prior art:
(1) the method can be applied to any assembled building, including horizontal and vertical components which can be applied simultaneously or independently, and is not limited by external conditions; the adaptability is strong, and the prospect is very wide; various technical problems of PC buildings and traditional buildings are overcome;
(2) the structure is easy to process, the structure is simple, the manufacture is easy, under the condition that the performance index is not changed and the effect of the composite steel shell, the integral thickness of each non-dismantling building template component is thinner, the self weight is lighter, the production efficiency is greatly improved, the delivery quality is easy to control, the construction loss is small, and the large-scale production in a factory can be realized; the transportation is also convenient;
(3) the performance is stronger, the anti-pulling strength of the composite steel shell strip is large, and the integral bending resistance and shearing resistance of the floor slab made of the steel shell composite cement slab formwork-free floor slab are greatly enhanced due to the addition of the composite steel shell, so that the elastic modulus is larger;
(4) the non-dismantling building template member has strong adaptability, and adjacent non-dismantling building template members can be cut at will and can be spliced into a whole through processes such as welding and the like due to the existence of the composite steel shell to complete auxiliary fixation;
(5) the application range is wide, and the non-dismantling building template components can be spliced and then poured with concrete to form a building with an integral structure;
(6) the installation is convenient, the field installation is simple, and the construction speed is high; when the device is installed on site, the self weight is relatively light, the labor intensity is relatively low, and manual laying operation is convenient; fixed connection is convenient simple, and fixed back connection is more firm, and overall structure can not take place the aversion phenomenon in the work progress, improves the security of construction greatly.
Drawings
Fig. 1 is a schematic view of an assembled steel-shell composite cement slab form-removal-free building in a preferred embodiment of the utility model.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a schematic view of a steel-shell composite cement plate mold-dismantling-free column.
Fig. 4 is a schematic diagram of the column and the spiral stirrup of the demolition-free column of the steel-shell composite cement board.
Fig. 5 is a schematic view of the steel-shell composite cement board form-stripping-free partition wall.
Fig. 6 is an exploded view of fig. 5.
Fig. 7 is a schematic view of the steel-shell composite cement board form-removal-free load-bearing wall.
Fig. 8 is a cut-away view of fig. 7.
Fig. 9 is a reference drawing of the steel-shell composite cement slab form-removal-free bearing wall and the steel-shell composite cement slab form-removal-free partition wall.
Fig. 10 is an installation schematic diagram of the steel-shell composite cement slab form-removal-free bearing wall and the steel-shell composite cement slab form-removal-free partition wall.
FIG. 11 is a schematic view of a steel-clad composite cement panel.
Fig. 12 is a cross-sectional view of fig. 11.
Fig. 13 is a schematic view of a steel-shell composite cement slab form-removal-free floor.
Fig. 14 is a schematic view of a demolition-free beam.
Fig. 15 is a cross-sectional view of fig. 14.
The reference numbers illustrate: 1-a steel shell composite cement board dismantling-free column, 2-a steel shell composite cement board dismantling-free bearing wall, 3-a steel shell composite cement board dismantling-free partition wall, 4-a steel shell composite cement board dismantling-free floor, 6-a dismantling-free cross beam, 8-a steel shell composite cement board, 81-a cement board, 83-a composite steel shell, 84-a hexagonal hole and 85-a triangular side tooth; 12-column structural steel bars, 13-spiral stirrups, 14-column steel bars, 15-fixed sleeve columns, 16-steel bar fixed sleeves and 17-notch grooves; 21-structural steel bars, 22-connecting steel bars and 23-anti-loose bending heads; 35-interval channel steel, 36-wiring hole, 37-steel bar connecting hole and 38-hydroelectric structure; 42-galling and scraping groove, 43-composite steel shell strip; 61-channel beam, 62-arch connector.
Detailed Description
The utility model and its advantageous technical effects are explained in further detail below with reference to the drawings and preferred embodiments.
Referring to fig. 1-2, the assembly type steel-shell composite cement slab non-demolition formwork building of the preferred embodiment of the utility model comprises the following non-demolition building formwork components:
referring to fig. 3-4, the steel-shell composite cement slab non-dismantling mold column 1 comprises an upright post which is hollow inside and is surrounded by four steel-shell composite cement slabs 8, and an upright post structural steel bar 12 is arranged inside the upright post and is used for pouring cement concrete;
the non-dismantling formwork cross beam 6 is erected on the steel shell composite cement plate non-dismantling formwork column 1 and comprises a hollow channel beam 61 which is formed by three steel shell composite cement plates 8 in a surrounding mode, and structural steel bars 21 are arranged in the hollow interior of the channel beam 61 and used for pouring cement concrete;
referring to fig. 1, a steel shell composite cement slab form-removal-free floor slab 4 is erected on a form-removal-free beam 6; referring to fig. 13, the steel-shell composite cement slab form-removal-free floor slab 4 comprises a cement slab 81 as a slab main body and 5 composite steel-shell strips 43 used as the cement slab 81 to reinforce a composite slab, wherein the composite steel-shell strips 43 are uniformly distributed on the outer surface of the cement slab 81 at intervals; the steel-shell composite cement slab form-removal-free floor slab 4 and the steel-shell composite cement slab 8 are basically in the same compounding mode, the structure of the steel-shell composite cement slab form-removal-free floor slab 4 can refer to fig. 11-12, namely, a plurality of hexagonal holes 84 arranged according to a honeycomb structure are punched on the outward surface of a composite steel shell strip 43, triangular side teeth 85 vertical to the inward surface of the composite steel shell strip 43 are arranged on the edge of the inward surface of the hexagonal hole 84 on the inward surface of the composite steel shell strip 43, each side of the hexagonal hole 84 corresponds to a triangular side tooth 85, when the hexagonal hole 84 is punched downwards by the composite steel shell strip 43, the triangular side teeth 85 are formed by splitting and naturally flanging the center point of the hexagonal hole 84 along the diagonal line, each triangular side tooth 85 is embedded in the cement slab 81, and the composite steel shell strip 43 is tightly compounded on the cement slab 81 through each triangular side tooth 85; the surface of the area of the outer surface of the cement board 81 not covered by the composite steel shell strip is provided with a galling scraping groove 42 for increasing the adhesive force of concrete;
the steel shell composite cement board wall is erected on the form-removal-free beam 6.
The thickness of the composite steel shell strip 83 is 0.3 mm-0.5 mm; the thickness of the cement plate is more than 5 times of the thickness of the composite steel shell strip 83. The surface of the area of the cement board 81 not covered by the composite steel shell strip is subjected to roughening and scraping groove 42 treatment, so that the adhesive force between the composite steel shell strip and the concrete can be increased. Within the specification range of 1200 x 2400, 5 or more than 5 composite steel shell strips with the specification of 100 x 1200 are uniformly distributed according to the structural and strength design requirements of the building component, so that the purposes of reducing self weight and reducing material waste are achieved. The cement board 81 of this structural form has the following advantages over the conventional PC member structure: by means of the tight occlusion of the composite steel shell strip and the plate main body, all parts of the composite steel shell strip are stressed uniformly, the weak point of stress damage cannot be generated, and the pulling resistance strength of the composite steel shell strip is greatly improved; deformation caused by different elastic moduli of different materials is avoided; meanwhile, on the premise of ensuring the original structural effect, the self weight of the structure is reduced, the material waste is reduced, and the construction cost is saved.
Referring to fig. 11 to 12, preferably, the steel-shell composite cement board 8 comprises a cement board 81 and a composite steel shell 83, wherein the composite steel shell 83 is compounded on the outer side surface of the cement board 81; the outward side of the composite steel shell 83 is punched with a plurality of hexagonal holes 84 arranged according to a honeycomb structure, the inward side of the composite steel shell 83 is provided with triangular side teeth 85 perpendicular to the inward side of the composite steel shell 83 on the edge below the hexagonal holes 84, each side of the hexagonal holes 84 corresponds to one triangular side tooth 85, when the triangular side teeth 85 downwards punch the hexagonal holes 84 through the composite steel shell 83, the hexagonal holes 84 are split along the diagonal line by the center point of the hexagonal holes 84 to form a natural flanging, each triangular side tooth 85 is inlaid in the cement board 81, and the composite steel shell 83 is tightly compounded on the outer side surface of the cement board 81 through each triangular side tooth 85. The thickness of the steel shell composite cement plate 8 is less than 60 mm.
Referring to fig. 11, the total area of all hexagonal holes 84 of the composite steel shell 83 preferably accounts for 35% to 45% of the total area of the whole composite steel shell 83. That is, the aperture ratio of the composite steel shell 83 is 35% to 45%, preferably 35%, 40% or 45%, and most preferably 40%. Through the arrangement mode of the honeycomb-shaped hexagonal holes, the uplift resistance between the composite steel shell 83 and the cement board 81 is multiplied, so that all parts of the composite steel shell 83 are uniformly stressed, the weak point of stress damage is avoided to the greatest extent, and the uplift resistance of the composite steel shell 83 is greatly improved. The aperture ratio of the composite steel shell 83 is 35% -45%, so that the matching between the pulling resistance of the composite steel shell 83 and the plate main body and the overall strength of the composite steel shell cement plate 8 of the composite steel shell 8 is in an optimal state. If the aperture ratio is too low, the combination state between the composite steel shell 83 and the cement plate 81 is not ideal enough, the thermal expansion and cold contraction resistance is reduced, and the integral strength of the steel shell composite cement plate 8 is increased; if the aperture ratio is too high, the combination between the composite steel shell 83 and the plate is tight, the thermal expansion and cold contraction resistance is also reduced, and the overall strength of the steel shell composite cement plate 8 is reduced.
Referring to fig. 2, preferably, the column structural steel bars 12 include a spiral stirrup 13 formed by spirally winding steel bars and a plurality of vertically arranged column steel bars 14, the inner side of the spiral stirrup 13 is provided with a plurality of fixed sleeve columns 15, the column steel bars 14 pass through the fixed sleeve columns 15 and are fixed on the inner side of the spiral stirrup 13, the inner side of the bottom of the spiral stirrup 13 is provided with a plurality of steel bar fixing sleeves 16, and the lower end of the column steel bars 14 passes through the steel bar fixing sleeves 16. The column structural steel bar 12 formed by the spiral stirrups 13 has a buffering characteristic, and the steel shell composite cement plate mould-removal-free column 1 is ensured to have better mechanical property.
Referring to fig. 2, preferably, the upper end of the steel-shell composite cement slab form-disassembly-free column 1 is provided with a gap groove 17 for installing the form-disassembly-free beam 6.
Referring to fig. 14 to 15, preferably, in the form-removal-free beam 6, a plurality of transversely-protruding arch-shaped connecting pieces 62 are arranged on one side of the steel-shell composite cement board 8 close to the inside, each arch-shaped connecting piece 62 is formed by bending stainless steel, two ends of each arch-shaped connecting piece 62 are respectively fixed on the adjacent steel-shell composite cement boards 8 through cross countersunk head screws, the adjacent steel-shell composite cement boards 8 are fixed through the arch-shaped connecting pieces 62 to form groove beams 61, and the structural steel bars 21 are fixed through the arch-shaped connecting pieces 62 and keep gaps with the steel-shell composite cement boards 8.
Preferably, the thickness of the composite steel shell 83 is 0.3 mm.
Referring to fig. 7-8, the steel-shell composite cement board wall comprises a steel-shell composite cement board form-removal-free bearing wall 2 and a steel-shell composite cement board form-removal-free partition wall 3;
the steel-shell composite cement plate mould-removal-free bearing wall 2 is erected on a mould-removal-free cross beam 6 and abuts against the steel-shell composite cement plate mould-removal-free column 1, and comprises a bearing wall template which is hollow inside and is formed by enclosing steel-shell composite cement plates 8 which are arranged in parallel on two sides, and structural steel bars 21 are arranged inside the hollow bearing wall template and are used for pouring cement concrete;
referring to fig. 5-6, the steel-shell composite cement slab form-removal-free partition wall 3 is erected on a form-removal-free beam 6 or a steel-shell composite cement slab form-removal-free floor slab 4 and is arranged between the steel-shell composite cement slab form-removal-free bearing walls 2 on the same wall surface, and comprises a hollow non-bearing wall formwork with the interior surrounded by steel-shell composite cement slabs 8 arranged in parallel on two sides, and a partition channel steel 35 is arranged in the hollow interior of the non-bearing wall formwork and used for pouring cement concrete.
Referring to fig. 9-10, preferably, a plurality of connecting steel bars 22 extending transversely along the wall body are arranged on the left and right sides of the structural steel bars 21 in the steel-shell composite cement slab form-removal-free load-bearing wall 2, and anti-loosening bending heads 23 which are reversely bent are arranged at the end parts of the connecting steel bars 22; in the steel shell composite cement plate form-removal-free partition wall 3, the number of the spacing channel steel 35 arranged between the steel shell composite cement plates 8 in parallel on two surfaces is more than two, a plurality of wire-passing holes 36 arranged at vertical intervals are formed in the middle of the spacing channel steel 35, the left side and the right side of each wire-passing hole 36 are provided with a plurality of steel bar connecting holes 37 for connecting steel bars 22 to pass through, and the connecting steel bars 22 transversely pass through the steel bar connecting holes 37 and penetrate into the steel shell composite cement plate form-removal-free partition wall 3. The steel shell composite cement board form-removal-free bearing wall 2 penetrates through the steel bar connecting holes 37 and penetrates into the steel shell composite cement board form-removal-free partition wall 3 through the connecting steel bars 22, and the two walls can be connected into a whole after cement concrete is poured. The wiring hole 36 is used for the pipeline of the pre-buried hydroelectric structure 38 to pass through.
The built-in region inside each non-dismantling building template member can meet the requirement of embedding the electromechanical pipeline of the building equipment. The method can be used for pouring concrete on each non-dismantling building template component by referring to the methods of common precast concrete laminated slabs and steel bar truss floor bearing plates in the prior art. From the integral structural performance, under the same stress condition, the average thickness of each non-dismantling building template member can be reduced by more than 30 percent.
When the assembly type steel shell composite cement plate non-dismantling formwork building is used, the assembly type steel shell composite cement plate non-dismantling formwork building can be cut into required shapes at will in a factory, various non-dismantling building formwork components can be spliced on site, if four steel shell composite cement plate non-dismantling formwork columns 1 are encircled into stand columns through steel hoops, then cement concrete is poured on the non-dismantling building formwork components, the building construction can be completed, and after the building construction is completed, the non-dismantling building formwork components and a building body are connected into a whole without dismantling. Various technical problems of PC buildings and traditional buildings are solved; because various non-dismantling building template components are assembled on site, the transportation process is more convenient, and various defects of the PC building are overcome.
In the above description, the conventional contents in the prior art, such as various fixing and supporting devices and processes for field installation, are not described in detail for saving space. Processing technique and parts which are not disclosed are processed according to the conventional technology in the prior art. The utility model is characterized in that the unique structure of each non-dismantling building template component, compared with the prior art, the composite structure with the special design also reduces the thickness of each structural component of the building, such as the thickness of a floor slab, on the premise of achieving higher strength; the field operation is more convenient and faster, the field construction speed is improved, the pollution to various environments is reduced, and the production cost and the construction cost are reduced.
The utility model is not limited in any way by the above description and the specific examples, which are not limited to the specific embodiments disclosed and described above, but rather, several modifications and variations of the utility model are possible within the scope of the utility model as defined in the claims.
Claims (8)
1. The utility model provides a fabricated steel shell composite cement board exempts from to tear open mould building which characterized by: it includes following exempt from to tear open building templates component:
the steel shell composite cement board dismantling-free mold column comprises an upright post which is surrounded by four steel shell composite cement boards and is hollow inside, and upright post structural steel bars are arranged inside the upright post;
the non-dismantling cross beam is erected on the non-dismantling mould column of the steel shell composite cement board;
the steel shell composite cement slab form-removal-free floor slab is erected on a form-removal-free cross beam; the steel shell composite cement board non-dismantling formwork floor slab comprises a cement board serving as a board main body and a plurality of composite steel shell strips serving as cement board reinforced composite boards, wherein the composite steel shell strips are uniformly distributed on the outer surface of the cement board at intervals; the outward side of the composite steel shell strip is punched with a plurality of hexagonal holes arranged according to a honeycomb structure, the inward side of the composite steel shell strip is provided with triangular side teeth perpendicular to the inward side of the composite steel shell strip on the edge below the hexagonal holes, each side of the hexagonal hole corresponds to one triangular side tooth, each triangular side tooth is embedded in the cement board, and the composite steel shell strip is tightly compounded on the cement board through each triangular side tooth;
the steel shell composite cement board wall is erected on the form-removal-free beam.
2. The assembly type steel shell composite cement board form-dismantling-free building as claimed in claim 1, wherein: the steel shell composite cement board comprises a cement board and a composite steel shell, and the composite steel shell is compounded on the outer side surface of the cement board; the composite steel shell is punched outwards to form a plurality of hexagonal holes arranged according to a honeycomb structure, the inner side of the composite steel shell is provided with triangular side teeth perpendicular to the inner side of the composite steel shell on the edge below the hexagonal holes, each side of the hexagonal hole corresponds to one triangular side tooth, each triangular side tooth is embedded in the cement board, and the composite steel shell is tightly compounded on the outer surface of the cement board through each triangular side tooth.
3. The assembly type steel shell composite cement board form-dismantling-free building as claimed in claim 2, wherein: the total area of all hexagonal holes of the composite steel shell accounts for 35% -45% of the total area of the whole composite steel shell.
4. The assembly type steel shell composite cement board form-dismantling-free building as claimed in claim 3, wherein: the stand structural reinforcement includes a plurality of stand reinforcing bars of the spiral stirrup that form and vertical setting by reinforcing bar spiral, and the inboard of spiral stirrup is provided with a plurality of fixed set posts, and the stand reinforcing bar passes fixed set post and fixes in the spiral stirrup inboard, and the bottom inboard of spiral stirrup is equipped with the fixed cover of a plurality of reinforcing bars, and the lower extreme of stand reinforcing bar is worn in the fixed cover of reinforcing bar.
5. The assembly type steel shell composite cement board demolition-free building as claimed in any one of claims 1 to 4, wherein: the thickness of the composite steel shell is 0.3 mm.
6. The assembly type steel shell composite cement board form-dismantling-free building as claimed in claim 5, wherein: and the surface of the area of the outer surface of the cement board, which is not covered by the composite steel shell strip, is provided with a galling scraping groove for increasing the adhesive force of concrete.
7. The assembly type steel-shell composite cement board form-dismantling-free building as claimed in claim 6, wherein: the steel shell composite cement board wall comprises a steel shell composite cement board form-removal-free bearing wall and a steel shell composite cement board form-removal-free partition wall;
the steel-shell composite cement plate mould-removal-free bearing wall is erected on the mould-removal-free cross beam and is close to the steel-shell composite cement plate mould-removal-free column, and comprises a hollow bearing wall template surrounded by steel-shell composite cement plates arranged in parallel on two sides, and structural steel bars are arranged in the hollow interior of the bearing wall template;
the steel shell composite cement board non-stripping partition wall is erected on a non-stripping cross beam or a steel shell composite cement board non-stripping floor slab, and is arranged between steel shell composite cement boards and non-stripping bearing walls of the same wall surface.
8. The assembly type steel shell composite cement board form-dismantling-free building as claimed in claim 7, wherein: the left side and the right side of structural steel bars in the steel shell composite cement plate mould-removal-free bearing wall are provided with a plurality of connecting steel bars which transversely extend along the wall body, and the end parts of the connecting steel bars are provided with anti-loosening bending heads which are reversely bent; in the steel shell composite cement board form removal-free partition wall, the number of the spacing channel steel arranged between the steel shell composite cement boards in parallel on two sides is more than two, a plurality of wire routing holes arranged at vertical intervals are formed in the middle of the spacing channel steel, a plurality of steel bar connecting holes for connecting steel bars to pass through are formed in the left side and the right side of each wire routing hole, and the connecting steel bars transversely pass through the steel bar connecting holes and penetrate into the steel shell composite cement board form removal-free partition wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122759278.5U CN216616193U (en) | 2021-11-11 | 2021-11-11 | Assembly type steel shell composite cement board form-removal-free building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122759278.5U CN216616193U (en) | 2021-11-11 | 2021-11-11 | Assembly type steel shell composite cement board form-removal-free building |
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| Publication Number | Publication Date |
|---|---|
| CN216616193U true CN216616193U (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122759278.5U Active CN216616193U (en) | 2021-11-11 | 2021-11-11 | Assembly type steel shell composite cement board form-removal-free building |
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| CN (1) | CN216616193U (en) |
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2021
- 2021-11-11 CN CN202122759278.5U patent/CN216616193U/en active Active
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