CN210529916U - Low-rise assembled steel concrete structure building - Google Patents
Low-rise assembled steel concrete structure building Download PDFInfo
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- CN210529916U CN210529916U CN201920919734.8U CN201920919734U CN210529916U CN 210529916 U CN210529916 U CN 210529916U CN 201920919734 U CN201920919734 U CN 201920919734U CN 210529916 U CN210529916 U CN 210529916U
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Abstract
The utility model discloses a low-level assembled steel concrete structure building, which comprises a grouting enclosing wall and a floor supported on the top of the grouting enclosing wall, wherein the grouting enclosing wall comprises an enclosing wall steel skeleton, an outer covering layer arranged outside the enclosing wall steel skeleton, an inner covering layer arranged inside the enclosing wall steel skeleton, and a pouring layer formed by pouring slurry between the outer covering layer and the inner covering layer; the outer covering layer is assembled by a plurality of wallboards hung on the steel framework of the enclosing wall, and hanging points are arranged on the back of the wallboards; the enclosure steel skeleton comprises a plurality of steel lattice hanging plate columns which are arranged at intervals, and hanging pieces corresponding to hanging points on the wall plate are respectively arranged on the inner side and the outer side of each steel lattice hanging plate column. The utility model provides a low-rise assembled steel concrete structure building has that the construction speed is fast, production efficiency is high, economize with the material, with low costs, intensity is high, the wholeness can be good, give sound insulation and fall the advantage of making an uproar, ecological environmental protection.
Description
Technical Field
The utility model relates to a building technical field, concretely relates to low-rise assembled steel concrete structure building.
Background
The steel structure building is a neotype building system, compares traditional concrete building, and steel structure building uses a large amount of steel sheets or shaped steel, and intensity is higher, and the shock resistance is better. However, the development of steel structure buildings in China is in the initial stage, and the current construction technology is not mature.
Chinese patent publication No. CN107893475A describes a low-rise fabricated house of light steel structure, which includes: the building comprises a wall body, a flat layer body, a roof, a first bearing member and a second bearing member; a plurality of dense columns of the wall body are connected by a first bearing component; the flat layer body comprises dense beams and a layer panel, two ends of the dense beams are aligned, the dense beams of the top flat layer body and the dense beams of the bottom flat layer body are connected through a first bearing component, and the dense beams of the middle flat layer body are connected through a second bearing component; the roof comprises inclined roof beams and a roof panel, wherein two ends of the dense beams of the top flat body are respectively connected with the inclined roof beams, the inclined roof beams arranged at two ends of the dense beams of the top flat body are connected above the top flat body to form a triangle, and the roof panel is laid on the surfaces of the inclined roof beams.
The low-rise light steel structure prefabricated house described in the above patent document has the following disadvantages: firstly, construction process is numerous and diverse, and this light steel structure assembled house in low level lays the wallboard in the outside of many close posts, needs to connect the wallboard of laying with nail or bolt on close post, in the installation, needs two at least workman's cooperation just can install a wallboard on close post, and the construction is slow, consumes the manpower, and in addition, close post in the room is exposed, still needs to carry out the secondary decoration to indoor. Secondly, sound insulation and heat preservation are not good, the low-rise light steel structure assembled house adopts the hollow wall plate, the sound insulation effect is not obvious, the temperature in the house is greatly influenced by the external environment, and the heat preservation performance is not good. Thirdly, the strength of the building is not high, the wallboard, the roof and the flat body of the low-rise light steel structure fabricated house are not tightly combined with the dense columns and the dense beams, the integrity of the whole house is not good, the strength is not high, and the shock resistance and the service life are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a low level assembled steel concrete structure building solves the technical problem that the low-rise steel constructs the building construction technology is various, construction speed is slow among the prior art.
In order to solve the technical problem, the utility model discloses a technical scheme:
designing a low-rise assembled steel concrete structure building, which comprises a building foundation and a building built on the building foundation, wherein the building comprises at least one layer of house, the house comprises a grouting enclosing wall and a floor supported on the top of the grouting enclosing wall, the grouting enclosing wall comprises an enclosing wall steel skeleton, an outer covering layer arranged on the outer side of the enclosing wall steel skeleton, an inner covering layer arranged on the inner side of the enclosing wall steel skeleton, and a pouring layer formed by pouring slurry between the outer covering layer and the inner covering layer in a condensation manner; the outer covering layer is assembled by a plurality of wallboards hung on the steel framework of the enclosing wall, and hanging points are arranged on the back surfaces of the wallboards; the enclosure steel skeleton comprises a plurality of steel lattice hanging plate columns which are arranged at intervals, and hanging pieces corresponding to hanging points on the wallboard are arranged on the outer sides of the steel lattice hanging plate columns.
Preferably, the floor is a hollow floor, and comprises a floor steel skeleton, a hollow mold box layer laid in the floor steel skeleton, and a casting body formed by filling slurry and coating the floor steel skeleton, wherein the edge of the floor steel skeleton is correspondingly fixed on the top of the wall steel skeleton.
Preferably, the floor steel framework is of a horizontal structure and comprises a plurality of steel bar truss cross beams and steel bar truss longitudinal beams, and the intersections of the steel bar truss cross beams and the steel bar truss longitudinal beams are connected through connecting pieces; or
The floor steel skeleton is of an inclined plane structure and comprises a plurality of steel bar truss inclined beams, a plurality of steel bar truss longitudinal beams are arranged between the steel bar truss inclined beams, and the intersections of the steel bar truss inclined beams and the corresponding steel bar truss longitudinal beams are connected through connecting pieces; or
The floor steel skeleton is of a herringbone structure, the left side of the floor steel skeleton comprises a plurality of left steel bar truss inclined beams, the right side of the floor steel skeleton comprises a plurality of right steel bar truss inclined beams, and the left steel bar truss inclined beams and the right steel bar truss inclined beams are connected through node angle codes; a plurality of steel bar truss longitudinal beams are respectively arranged between the left steel bar truss oblique beams and between the right steel bar truss oblique beams, and the intersections of the left steel bar truss oblique beams, the right steel bar truss oblique beams and the corresponding steel bar truss longitudinal beams are connected through connecting pieces.
Preferably, an upper layer of reinforcing mesh and a lower layer of reinforcing mesh are fixedly arranged on the upper side and the lower side of the floor steel framework respectively, the hollow mold box layer is arranged between the upper layer of reinforcing mesh and the lower layer of reinforcing mesh, and the ends of the reinforcing steel of the lower layer of reinforcing mesh and the upper layer of reinforcing mesh are correspondingly fixed on the top of the enclosure steel framework or the floor steel framework.
Preferably, the steel bar truss cross beam, the steel bar truss longitudinal beam, the steel bar truss oblique beam, the left steel bar truss oblique beam and the right steel bar truss oblique beam respectively comprise two sets of steel frames, each steel frame comprises an upper side steel bar and a lower side steel bar, and a plurality of connecting plates are fixedly arranged between the side steel bars.
Preferably, a plurality of steel lattice net columns are arranged in the house space inside the grouting enclosing wall and the floor system, and each lattice net column comprises a steel lattice stand column, a dense-hole steel wire mesh layer coated on the outer surface of the steel lattice stand column, and a pouring stand column formed by pouring slurry in the steel lattice stand column and condensing; the middle part of the floor steel skeleton is correspondingly fixed at the top of the steel lattice net post.
Preferably, the latticed hanging plate column comprises a left upright column and a right upright column, the left upright column and the right upright column are both channel steel, notches of the left upright column and the right upright column are oppositely arranged, the hanging piece is a hanging plate formed by outwards punching and bending the bottom surface of the groove of the left upright column or the right upright column, and the hanging plate is inclined upwards; and a plurality of connecting rods are arranged between the left upright post and the right upright post.
Preferably, the front side and the back side of the wallboard are respectively a decorative surface and an assembly surface, a transverse strip-shaped bulge is arranged in the middle of the assembly surface, the hanging point is a hanging groove formed in the back side of the strip-shaped bulge, and the hanging groove extends obliquely upwards in the strip-shaped bulge.
Preferably, the inner covering surface layer is formed by laying a glass magnesium flat plate, a calcium silicate board, a fiber cement board, a gypsum board or a dense-hole steel wire mesh; the wallboard is clear water concrete slab.
The utility model has the advantages of:
1. the utility model provides a low level assembled steel concrete structure building adopts the grout wall as the outer wall, and the outer surface course that covers of grout wall adopts the wallboard to hang to establish to assemble, and construction speed is fast, production efficiency is high, reduces construction cost.
2. The wallboard of establishing is hung in the grout wall outside is equipped with the strip arch, and the wallboard closely combines into an organic whole with the ground paste of pouring for the structure of grout wall is more firm, and its intensity is high, wall body wholeness can be good, give sound insulation and fall the noise.
3. The construction method has the advantages that the construction method is few in construction waste, a steel structure is constructed firstly in the construction process, then the wallboard is hung and installed, the inner covering layer is laid, slurry is poured between the outer covering layer and the inner covering layer, the floor is poured, the wall and the floor are constructed in one go, no scattered construction waste is generated, and the construction method is ecological and environment-friendly.
4. The components of the steel bar truss girder of the low-rise assembled steel concrete structure building can be manufactured in a factory and installed on site, so that the construction period is greatly reduced.
Drawings
Fig. 1 is a schematic perspective view of a low-rise fabricated steel concrete structure building according to an embodiment of the present invention;
fig. 2 is a schematic three-dimensional structure diagram of an enclosure steel skeleton of a low-rise fabricated steel-concrete structural building according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of the steel lattice panel post of FIG. 2;
FIG. 4 is a schematic perspective view of the steel frame of FIG. 2;
FIG. 5 is a schematic perspective view of the wall panel of FIG. 1;
fig. 6 is a schematic perspective view of a steel skeleton of a floor slab of a low-rise fabricated steel-concrete structural building according to an embodiment of the present invention;
FIG. 7 is a schematic perspective view of the node corner brace of FIG. 6;
FIG. 8 is a schematic view of the connection at the intersection of the steel truss crossbeam and the steel truss girder in FIG. 6;
fig. 9 is a schematic view showing a positional relationship between a lower-layer steel mesh and a mesh hollow mold box layer in a floor of a low-layer fabricated reinforced concrete structural building according to an embodiment of the present invention;
fig. 10 is a schematic perspective view of a row of enclosure steel frames with wall panels hung therein in a low-rise fabricated steel-concrete structural building according to an embodiment of the present invention;
FIG. 11 is a schematic view of the three-dimensional structure of FIG. 10 after a row of steel frames of the enclosure wall with wall panels suspended thereon are filled with slurry;
fig. 12 is a schematic three-dimensional structure diagram of an enclosure steel framework with steel lattice columns inside a low-rise fabricated steel concrete structural building according to an embodiment of the present invention;
FIG. 13 is a schematic perspective view of the steel lattice column of FIG. 12;
fig. 14 is a front view of a steel lattice net post inside a low-rise fabricated steel concrete structure building according to an embodiment of the present invention;
fig. 15 is a schematic perspective view of a low-rise fabricated steel concrete structure building according to an embodiment of the present invention;
fig. 16 is a schematic perspective view of a steel structure of a low-rise fabricated steel concrete structure building according to an embodiment of the present invention;
FIG. 17 is a schematic view of the connection of the lower end of the steel lattice suspending plate column of FIG. 16 with a pile foundation on the ground;
fig. 18 is a schematic view of the connection of the intersection between the steel truss crossbeam and the steel truss girder in the low-rise fabricated steel-concrete structural building according to an embodiment of the present invention;
FIG. 19 is a perspective view of the connector of FIG. 18;
fig. 20 is a schematic perspective view of a steel structure of a low-rise fabricated steel concrete structure building according to an embodiment of the present invention;
fig. 21 is a schematic view illustrating the connection of the left and right steel-truss diagonals of fig. 20.
In the drawings, each reference numeral means: grouting wall 10, door 101, wall plate 102, strip-shaped protrusion 1021, hanging groove 1022, glass fiber-magnesium plate 103, steel lattice hanging plate column 11, left upright column 111, right upright column 112, connecting rod 113, hanging plate 114, screw hole 115, steel frame 12, side steel bar 121, connecting plate 122, screw hole 1221, floor 20, steel truss cross beam 21, two rows of steel truss longitudinal beams 22, node angle code 23, lower steel mesh 24, hollow mold box 25, connecting piece 26, screw hole 261, bolt 262, left steel truss oblique beam 27, right steel truss oblique beam 28, front steel truss oblique beam 29, steel lattice upright column 30, angle steel 301, connecting rod 302, dense hole steel mesh layer 303, lattice steel mesh column 31, first floor 41, second floor 42, third floor 43, third floor 431, left steel truss oblique beam 432, right steel truss oblique beam 433, steel truss longitudinal beam 434, steel lattice hanging plate column 44, steel lattice upright column 45, Pile foundation 46, connector 461.
Detailed Description
The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1:
a low-rise fabricated steel concrete structure building, please refer to fig. 1 to 9.
As shown in fig. 1, the low-level fabricated steel concrete structure building includes a grouting wall 10 and a floor 20 supported on the top of the grouting wall 10, wherein a door 101 is reserved on the grouting wall 10. The inside of the grouting enclosure 10 is an enclosure steel skeleton, a plurality of prefabricated wall panels 102 are hung on the outer side of the enclosure steel skeleton to form an outer covering layer, a glass magnesium flat plate is paved on the inner side of the enclosure steel skeleton to serve as an inner covering layer, and then slurry is poured between the inner covering layer and the outer covering layer to form the grouting enclosure 10. The floor 20 is a hollow floor and comprises a floor steel framework, a formwork is required in the floor 20 building process, after the formwork is erected, a reinforcing mesh is laid on the floor steel framework, a hollow mold box is bound, and then slurry is poured to form the floor 20.
Specifically, as shown in fig. 2, the enclosure steel skeleton of the grouting enclosure 10 includes four rows of steel lattice hanging plate columns 11, the steel lattice hanging plate columns 11 are arranged to be a square enclosure steel skeleton as a whole, the enclosure steel skeleton is used as a supporting structure inside the wall of the grouting enclosure 10, and a space reserved in the steel lattice hanging plate column 11 in the front row is used as a door 101. Two groups of steel frames 12 are arranged at the top of each row of steel lattice hanging plate columns 11, the steel frames 12 connect the tops of the steel lattice hanging plate columns 11 of the row, and the steel frames 12 at the tops of the four rows of steel lattice hanging plate columns 11 are connected end to form a square shape, so that the steel frames of the enclosing wall are connected into a whole. The embodiment of the utility model provides a low-rise assembled steel concrete structure building is used for as the individual layer house, consequently, the enclosure steel skeleton supports in ground.
As shown in fig. 3, the lattice hanging plate column 11 includes a left upright 111 and a right upright 112, a plurality of connecting rods 113 are arranged between the left upright 111 and the right upright 112 from top to bottom at intervals on the front and back sides, and two ends of the connecting rods 113 are welded or screwed on the left upright 111 and the right upright 112. Left stand 111 and right stand 112 are the channel-section steel, and left stand 111 and the notch of right stand 112 sets up in opposite directions, outwards punching press the bending type in the tank bottom surface of left stand 111 and are formed with a plurality of link plates 114, and the equal slope tilt up of link plate 114 is equipped with screw 115 on the tank bottom surface of right stand 112 for connect the glass magnesium flat board.
As shown in fig. 4, the steel frame 12 includes two upper and lower side reinforcements 121, a plurality of connecting plates 122 are fixedly disposed between the side reinforcements 121, screw holes 1221 are disposed on the connecting plates 122, screw holes are correspondingly disposed at the upper ends of the left upright 111 and the right upright 112 of the steel lattice hanging plate column 11, and the steel frame 12 is connected to the upper end of the steel lattice hanging plate column 11 through the connecting plates 122. The end of the side reinforcement 121 of the steel frame 12 is welded or tied by steel wires with the end of the side reinforcement 121 in the top steel frame 12 of the adjacent row of steel lattice hanging plate columns 11.
As shown in fig. 5, the front and back surfaces of the wall panel 102 are respectively a decorative surface and an assembly surface, and the decorative surface of the wall panel 102 is a decorative surface that has been manufactured in the prefabrication process, for example, the decorative surface of the wall panel 102 may have paint, metal skin, patterns, or glaze, etc., so that the surfaces of the inner covering layer and the outer covering layer that are assembled by the wall panel 102 on both sides of the enclosure steel skeleton are decorative surfaces, and secondary finishing constructions such as tile sticking, paint scraping, etc. are not required.
The middle of the assembling surface of the wall board 102 is provided with a transverse strip-shaped protrusion 1021, the back of the strip-shaped protrusion is provided with a hanging groove 1022, the hanging groove 1022 extends obliquely upwards in the strip-shaped protrusion 1021, the inclination angle of the hanging groove 1022 is consistent with the inclination angle of the hanging plate 114 on the lattice hanging plate column 11, and the hanging groove 1022 can be inserted into the hanging plate 114 to hang the wall board 102 on two adjacent lattice hanging plate columns 11.
Furthermore, the wall plate 102 is a fair-faced concrete plate, and the surface of the outer covering layer formed by the fair-faced concrete plates is used as an outer wall surface, so that the wall plate has strong wind, rain and sun resistance.
In addition, in other embodiments, the side edges of the wall boards can be provided with grooves and tongues, so that the adjacent wall boards are mutually embedded through the grooves and the tongues, the inner covering layer and the outer covering layer are integrated, and slurry leakage is prevented when slurry is poured between the inner covering layer and the outer covering layer.
As shown in fig. 6, in the embodiment, the floor steel skeleton is a horizontal structure, and includes three rows of steel bar truss beams 21 and two rows of steel bar truss longitudinal beams 22, and the intersections of the steel bar truss beams 21 and the steel bar truss longitudinal beams 22 are connected by connecting members, which are joint corner connectors 23. The steel bar truss cross beam 21 and the steel bar truss longitudinal beam 22 are composed of two groups of steel frames 12 in fig. 4, the end of the steel frame 12 constituting the steel bar truss cross beam 21 is bound to the upper ends of the lattice hanging plate columns 11 in the front and rear two rows, and the end of the steel frame 12 constituting the steel bar truss longitudinal beam 22 is bound to the upper ends of the lattice hanging plate columns 11 in the left and right two rows through bolts in a screwed manner. As shown in fig. 7, the node corner brace 23 is a square hollow column, and screw holes for screwing the connection plates 122 on the steel frame 12 are respectively formed on four outer peripheral surfaces of the square hollow column, as shown in fig. 8, at the intersection of the steel truss cross beam 21 and the steel truss longitudinal beam 22, the connection plates 122 on the steel frame 12 constituting the steel truss cross beam 21 are screwed on the upper and lower surfaces of the node corner brace 23, and the connection plates 122 on the steel frame 12 constituting the steel truss longitudinal beam 22 are screwed on the front and rear surfaces of the node corner brace 23.
As shown in fig. 9, during the construction of the floor system 20, after the formwork is erected, a lower layer reinforcing mesh 24 is laid on the lower side of a lattice formed by crossing the steel bar truss cross beam 21 and the steel bar truss longitudinal beam 22 of the floor system steel frame, or the lower layer reinforcing mesh 24 is laid first and then the floor system steel frame is installed, then the hollow mold box 25 is laid on the lower layer reinforcing mesh 24 to form a hollow mold box layer, a gap is reserved between the adjacent hollow mold boxes 25, then the upper layer reinforcing mesh is laid on the hollow mold box layer, and the ends of the reinforcing steel bars of the lower layer reinforcing mesh 24 and the upper layer reinforcing mesh are correspondingly fixed on the top of the enclosure steel frame or the floor system steel frame. Concrete is then poured which encases the upper layer of rebar grid, the hollow mould boxes 25 and the lower layer of rebar grid 24.
In other embodiments, the steel skeleton of the floor system can also be a slope structure, a herringbone structure or a four-slope structure, where the four-slope structure means that the middle part of the floor system is a plane, each side edge of the plane is provided with a slope respectively, and the plane and the four slopes together form the steel skeleton of the floor system. For the horizontal structure's superstructure steel skeleton, at foretell formwork process, need set up the bounding wall respectively around the superstructure steel skeleton, prevent that the concrete of pouring from revealing from the side. To the superstructure steel skeleton of inclined plane structure, at foretell formwork process, need set up the baffle in both sides to set up the cornice at the lower limb of inclined plane structure, prevent that the concrete of pouring from revealing from both sides limit or lower limb. To four domatic structure's superstructure steel skeleton, at foretell formwork in-process, need set up the cornice at the domatic lower limb of each, prevent that the concrete of pouring from revealing from the lower limb of cornice.
In addition, the cement pressure plates or the steel plates can be laid to replace the templates, the laid cement pressure plates or the laid steel plates can be directly used as a part of the floor system, and the cement pressure plates or the laid steel plates do not need to be detached in the later period.
Example 2:
a low-rise fabricated reinforced concrete structural building, please refer to fig. 1, 10 and 11.
Fig. 10 shows the internal structure of the wall body on the left side of the grouting enclosing wall 10 of the low-rise assembled steel concrete structure building in fig. 1, and the difference between this embodiment and embodiment 1 is that for each row of steel lattice hanging plate columns 11 of the enclosing wall steel framework, every two steel lattice hanging plate columns 11 on the inner side are arranged close to each other, so that the wall panel 102 can be hung conveniently, and one steel lattice hanging plate column 11 can be arranged at both ends. When slurry is poured into a cavity between an inner cladding surface layer and an outer wall plate formed by the glass magnesium flat plate 103, the front side and the rear side of the cavity are blocked by the templates, and the poured slurry is vibrated with small force by a small vibration pump. Fig. 11 shows the overall structure of the wall body on the left side of the grouting enclosing wall 10 of the lower-story assembled steel-concrete structure building in fig. 1, after the grouting slurry is solidified, the strip-shaped protrusions at the rear of the wall panels 102 are embedded in the solidified slurry, so that the structure of the wall body is stable.
Example 3:
a low-rise fabricated reinforced concrete structural building, please refer to fig. 12, 13 and 14.
For houses with larger areas, the enclosure steel skeleton is not enough to support the floor, therefore, in the implementation, a plurality of steel lattice net columns are arranged in the grouting enclosure and the house space inside the floor, and the steel lattice net columns also serve as supports of the floor.
As shown in fig. 12, the difference between this embodiment and embodiment 1 is that a steel lattice column 30 is disposed inside a field surrounded by an enclosure steel skeleton, as shown in fig. 13, the steel lattice column 30 includes four angle steels 301 surrounding a square column, a plurality of connecting rods 302 are disposed between adjacent angle steels 301, slurry is poured into the steel lattice column 30 at a later stage to form a lattice steel lattice column 31 shown in fig. 14, when slurry is poured, a dense-hole steel mesh layer 303 is coated outside the steel lattice column 30, the mesh size of the dense-hole steel mesh layer 303 is enough to ensure that the dense-hole steel mesh layer 303 does not leak slurry, then slurry is poured into the steel lattice column to form a pouring column, the middle part of the floor system steel skeleton is correspondingly fixed on the top of the steel lattice column, and the lattice steel lattice column 31 integrates a steel structure and a concrete structure, and has a strong supporting capability.
Example 4:
a low-rise fabricated reinforced concrete structural building, please refer to fig. 15, 16 and 17.
As shown in fig. 15, the low-rise fabricated steel concrete structural building provided by the embodiment of the present invention includes a three-story building, the roof is a herringbone roof formed by slopes on the left and right sides, and the first-story building 41 and the second-story building 42 of the low-rise fabricated steel concrete structural building are the low-rise fabricated steel concrete structural building structure in embodiment 3.
The third floor 43 is different from embodiment 3 in that the third floor 431 is a herringbone roof, as shown in fig. 16, the floor steel skeleton in the third floor 431 is correspondingly of a herringbone structure, the left side of the floor steel skeleton includes a plurality of left steel truss oblique beams 432, the right side of the floor steel skeleton includes a plurality of right steel truss oblique beams 433, a plurality of steel truss longitudinal beams 434 are respectively arranged between the left steel truss oblique beams 433 and between the right steel truss oblique beams 433, and the intersections of the left steel truss oblique beams 432, the right steel truss oblique beams 433 and the corresponding steel truss longitudinal beams 434 are connected with node angle codes. The third floor 431 is also constructed as a hollow floor.
In addition, all the steel lattice hanging plate columns 44 and the steel lattice upright columns 45 are integrated up and down, the heights of the steel lattice hanging plate columns 44 and the steel lattice upright columns 45 reach the height of the three-storey house, and the lower parts, the middle parts and the upper parts of the steel lattice hanging plate columns 44 are respectively used as parts of the steel wall frames of the first-storey house 41, the second-storey house 42 and the third-storey house 43. The lower, middle and upper portions of the steel lattice columns 45 support the floor of the first, second and third stories of the house 41, 42 and 43, respectively.
The ground construction at this low level assembled steel concrete structure building place has the basis, and this basis is including corresponding the pile foundation that supports steel lattice hanging plate column 44 and steel lattice stand 45 to the pile foundation of lattice hanging plate column 44 is for example, as shown in fig. 17, pile foundation 46 is concrete placement one-tenth, is equipped with connecting piece 461 at the upper surface of pile foundation 46, pre-buries the vertical bolt that is used for fixed connection 461 in the pile foundation 46, and transverse bolt is passed through on connecting piece 461 in the bottom of lattice hanging plate column 44.
Example 5:
a low-rise fabricated reinforced concrete structural building, please refer to fig. 18 and 19.
The difference between this embodiment and embodiment 1 is that, as shown in fig. 18, in this embodiment, the intersections of the steel-bar truss cross beams 21 and the steel-bar truss longitudinal beams 22 are connected through the connecting members 26, the connecting members 26 are similar to U-shaped bolts, as shown in fig. 19, screw holes 261 are provided at the tops of the upright columns on both sides of the connecting members 26, the connecting members 26 include the steel-bar truss cross beams 21 and the steel-bar truss longitudinal beams 22 which intersect each other from bottom to top in the oblique side direction, and then bolts 262 are inserted into the screw holes 261 and nuts are screwed to connect the intersections of the steel-bar truss cross beams 21 and the steel. The connection mode is relatively simple and can accelerate the construction speed.
Example 6:
a low-rise fabricated reinforced concrete structural building, please refer to fig. 3, fig. 4, fig. 13, fig. 18, fig. 19 and fig. 20.
As shown in fig. 20, in this embodiment, a two-storey building is also partially built on the top of the one-storey building, for clarity, only steel structures with visible surfaces and two steel lattice columns 30 inside the building are shown in fig. 20, and the steel lattice hanging plate column 11 in fig. 3, the steel frame 12 in fig. 4, the steel lattice column 30 in fig. 13, and the steel truss cross beam 21 and the steel truss longitudinal beam 22 in fig. 18 are represented by lines.
The roof of the first floor of the house is a plane structure, the roof of the first floor of the house comprises a plurality of steel bar truss cross beams 21 and a plurality of steel bar truss longitudinal beams 22, and the intersections of the steel bar truss cross beams 21 and the steel bar truss longitudinal beams 22 are connected through connecting pieces 26 in the graph 19.
The second floor house occupies half of the area of the top surface of the first floor house, the top surface of the second floor house in the embodiment is a four-slope structure, the floor steel framework of the left slope comprises a plurality of left steel bar truss inclined beams 27, a plurality of steel bar truss cross beams 21 are arranged between the left steel bar truss inclined beams 27, and the intersections of the left steel bar truss inclined beams 27 and the steel bar truss cross beams 21 are connected through connecting pieces 26 in the graph 19; the slope on the right side comprises a plurality of right steel bar truss inclined beams 28, a plurality of steel bar truss cross beams 21 are arranged between the right steel bar truss inclined beams 28, and the intersections of the right steel bar truss inclined beams 28 and the steel bar truss cross beams 21 are connected through connecting pieces 26 in fig. 19; the slope surface on the front side comprises a plurality of front steel bar truss inclined beams 29, steel bar truss longitudinal beams 22 are arranged between the front steel bar truss inclined beams 29, and the front steel bar truss inclined beams 29 are connected with the steel bar truss longitudinal beams 22 through connecting pieces 26 in the graph 19; similarly, the slope surface on the rear side includes a plurality of rear steel bar truss sloping beams, steel bar truss longitudinal beams are arranged between the rear steel bar truss sloping beams, and the rear steel bar truss sloping beams are connected with the steel bar truss longitudinal beams through the connecting pieces in fig. 19.
In this embodiment, the structures of the left steel truss inclined beam 27, the right steel truss inclined beam 28, the front steel truss inclined beam 29, and the rear steel truss inclined beam are the same as the steel truss cross beam 21 and the steel truss longitudinal beam 22, and only the arrangement directions are different.
As shown in fig. 21, the upper ends of the left steel truss sloping beam 27 and the right steel truss sloping beam 28 are connected to the same node angle brace 23, and the lower ends of the left steel truss sloping beam 27 and the right steel truss sloping beam 28 are bound or welded to the steel frame 12 at the top of the steel lattice hanging plate column 11.
The present invention has been described in detail with reference to the accompanying drawings and embodiments, but those skilled in the art will understand that various specific parameters in the above embodiments can be changed without departing from the spirit of the present invention to form a plurality of specific embodiments, which are the common variation ranges of the present invention and will not be described in detail herein.
Claims (9)
1. A low-rise assembled steel concrete structure building comprises a building foundation and is characterized by also comprising a building built on the building foundation, wherein the building comprises at least one floor of house,
the house comprises a grouting enclosing wall and a floor system borne on the top of the grouting enclosing wall, wherein the grouting enclosing wall comprises an enclosing wall steel skeleton, an outer covering layer arranged on the outer side of the enclosing wall steel skeleton, an inner covering layer arranged on the inner side of the enclosing wall steel skeleton, and a pouring layer formed by pouring slurry between the outer covering layer and the inner covering layer and condensing the slurry;
the outer covering layer is assembled by a plurality of wallboards hung on the steel framework of the enclosing wall, and hanging points are arranged on the back surfaces of the wallboards;
the enclosure steel skeleton comprises a plurality of steel lattice hanging plate columns which are arranged at intervals, and hanging pieces corresponding to hanging points on the wallboard are arranged on the outer sides of the steel lattice hanging plate columns.
2. The low-rise assembled steel concrete structural building of claim 1, wherein the floor is a hollow floor, comprising a floor steel skeleton, a hollow mold box layer laid in the floor steel skeleton and a casting body formed by filling and coating the floor steel skeleton with slurry, and the edge of the floor steel skeleton is correspondingly fixed on the top of the wall steel skeleton.
3. The low-rise fabricated steel concrete structural building of claim 2,
the floor steel skeleton is of a horizontal structure and comprises a plurality of steel bar truss cross beams and steel bar truss longitudinal beams, and the intersections of the steel bar truss cross beams and the steel bar truss longitudinal beams are connected through connecting pieces; or
The floor steel skeleton is of an inclined plane structure and comprises a plurality of steel bar truss inclined beams, a plurality of steel bar truss longitudinal beams are arranged between the steel bar truss inclined beams, and the intersections of the steel bar truss inclined beams and the corresponding steel bar truss longitudinal beams are connected through connecting pieces; or
The floor steel skeleton is of a herringbone structure, the left side of the floor steel skeleton comprises a plurality of left steel bar truss inclined beams, the right side of the floor steel skeleton comprises a plurality of right steel bar truss inclined beams, and the left steel bar truss inclined beams and the right steel bar truss inclined beams are connected through node angle codes; a plurality of steel bar truss longitudinal beams are respectively arranged between the left steel bar truss oblique beams and between the right steel bar truss oblique beams, and the intersections of the left steel bar truss oblique beams, the right steel bar truss oblique beams and the corresponding steel bar truss longitudinal beams are connected through connecting pieces.
4. The low-rise fabricated steel concrete structural building according to claim 2, wherein an upper layer reinforcing mesh and a lower layer reinforcing mesh are fixedly arranged on the upper side and the lower side of the building roof steel skeleton, respectively, the hollow mold box layer is arranged between the upper layer reinforcing mesh and the lower layer reinforcing mesh, and the ends of the reinforcing bars of the lower layer reinforcing mesh and the upper layer reinforcing mesh are correspondingly fixed on the top of the enclosure steel skeleton or the building roof steel skeleton.
5. The low-rise fabricated steel concrete structural building of claim 3, wherein the steel bar truss cross beam, the steel bar truss longitudinal beam, the steel bar truss inclined beam, the left steel bar truss inclined beam and the right steel bar truss inclined beam each comprise two sets of steel frames, each steel frame comprises an upper side steel bar and a lower side steel bar, and a plurality of connecting plates are fixedly arranged between the side steel bars.
6. The low-rise fabricated steel concrete structural building of claim 2, wherein a plurality of steel lattice net columns are arranged in the house space inside the grouting enclosing wall and the floor, and each steel lattice net column comprises a steel lattice column, a dense-hole steel mesh layer coated on the outer surface of the steel lattice column, and a pouring column formed by pouring slurry in the steel lattice column and condensing;
the middle part of the floor steel skeleton is correspondingly fixed at the top of the steel lattice net post.
7. The low-rise assembled steel concrete structural building of claim 1, wherein the latticed hanging plate column comprises a left upright column and a right upright column, the left upright column and the right upright column are both channel steel, notches of the left upright column and the right upright column are oppositely arranged, the hanging piece is formed by outwards punching and bending the bottom surface of the groove of the left upright column or the right upright column, and the hanging plates are all inclined upwards;
and a plurality of connecting rods are arranged between the left upright post and the right upright post.
8. The low-rise fabricated steel concrete structural building of claim 1, wherein the front and back surfaces of the wall slab are respectively a decorative surface and a mounting surface, a transverse strip-shaped protrusion is arranged in the middle of the mounting surface, the hanging point is a hanging groove formed in the back surface of the strip-shaped protrusion, and the hanging groove extends obliquely upwards in the strip-shaped protrusion.
9. The low-rise fabricated steel concrete structural building of claim 1, wherein the inner cladding surface layer is formed by laying a glass magnesium flat plate, a calcium silicate plate, a fiber cement plate, a gypsum plate or a dense-hole steel wire mesh; the wallboard is clear water concrete slab.
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| CN110295668A (en) * | 2019-06-19 | 2019-10-01 | 郑州东方钢结构装饰有限公司 | Low layer assembled steel concrete structural construction and its construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110295668A (en) * | 2019-06-19 | 2019-10-01 | 郑州东方钢结构装饰有限公司 | Low layer assembled steel concrete structural construction and its construction method |
| CN110295668B (en) * | 2019-06-19 | 2023-12-15 | 郑州东方钢结构装饰有限公司 | Low-rise assembled steel concrete structure building and construction method thereof |
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