CN211735762U - Structure of steel pipe concrete assembly type building - Google Patents
Structure of steel pipe concrete assembly type building Download PDFInfo
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- CN211735762U CN211735762U CN202020076735.3U CN202020076735U CN211735762U CN 211735762 U CN211735762 U CN 211735762U CN 202020076735 U CN202020076735 U CN 202020076735U CN 211735762 U CN211735762 U CN 211735762U
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Abstract
The utility model discloses a structure of steel core concrete assembly type structure, it includes many steel core concrete columns of arranging with great ease, connecting piece, steel core concrete beam, wallboard and floor board. Has the advantages that: the utility model has simple structure and easy realization; the main body bearing structure adopts a steel pipe concrete frame structure, and has large bearing capacity, light dead weight and excellent anti-seismic performance; the structure is lighter, the stress state is good, and the use area of the house is increased; the consumption of steel and concrete is saved; the construction period is short, less construction waste is generated, and dust and noise pollution in the construction process is reduced.
Description
The technical field is as follows:
the patent of the utility model belongs to the construction field, concretely relates to structure of steel pipe concrete assembly type structure.
Background art:
in the construction of multi-storey buildings, the currently adopted method is mainly the traditional reinforced concrete frame construction method; the construction method of the reinforced concrete frame has the following problems: 1. the cross section of the concrete beam column is too large, so that the concrete beam column occupies the actual use space, and a fat beam column is formed; the use space of the house is irregular, which brings inconvenience to the residents; 2. the concrete needs time for solidification, and is not suitable for construction at low temperature, so that the construction time is long; 3. in the traditional building method, a large amount of field construction work can cause pollution such as dust, noise and the like, the waste of resources and energy is large, safety accidents are easy to cause, and the difficulty of quality control work is large; 4. traditional reinforced concrete house dead weight is overweight, and the antidetonation effect is unsatisfactory.
The utility model has the following contents:
an object of the utility model is to provide a bearing capacity is big, and the dead weight is light, and the superior structure of a steel pipe concrete assembly type building of anti-seismic performance.
The technical scheme of the utility model discloses a structure of steel pipe concrete prefabricated building on one hand, it includes core section of thick bamboo, steel pipe concrete column, connecting piece, steel pipe concrete roof beam, wallboard and floor board; a plurality of the steel pipe concrete columns are arranged around the core cylinder in a longitudinal and transverse mode; the horizontally arranged steel tube concrete beams are fixedly connected between the adjacent steel tube concrete columns through the connecting pieces; the horizontally arranged steel tube concrete beam is fixedly connected between the core barrel and the adjacent steel tube concrete column; a plurality of the wallboards are stacked between the adjacent steel pipe concrete beams in the vertical direction; at least one connecting rod penetrates through the wall plates between the adjacent steel pipe concrete beams, and one end of each connecting rod is in threaded connection with a fastening nut; the other end of the connecting rod is fixedly provided with a cap head; the floor plates are fixedly laid between the adjacent steel pipe concrete beams in the horizontal direction of each floor; the concrete-filled steel tube column comprises a steel tube, the steel tube is a square steel tube or a round steel tube, and a pouring opening is formed below the steel tube; the steel tube is filled with light aggregate concrete, the steel tube concrete beam comprises a box beam, and two ends of the box beam are respectively provided with a pouring opening and an air outlet; the box girder is filled with light aggregate concrete; and the outer surfaces of the steel pipe and the box girder are coated with anticorrosive coatings.
Further, the connecting piece comprises an L-shaped fixing plate, an L-shaped connecting plate, a vertical bolt rod, a horizontal bolt rod and a reinforcing rib plate; the L-shaped fixing plate and the L-shaped connecting plate are respectively arranged above and below the steel pipe concrete beam; the vertical plate surface of the L-shaped fixing plate is fixed on the concrete-filled steel tube column; the vertical bolt rod penetrates through the horizontal plate of the L-shaped fixing plate, the steel pipe concrete beam and the horizontal plate of the L-shaped connecting plate; the horizontal bolt rod penetrates through the vertical plate of the L-shaped connecting plate and the concrete-filled steel tube column; one end of the vertical bolt rod is in threaded connection with a fixing nut, and the other end of the vertical bolt rod is fixed with a bolt cap head; one end of the horizontal bolt rod is in threaded connection with a fixing nut, and the other end of the horizontal bolt rod is fixed with a bolt cap head; the L-shaped connecting plate is provided with at least one reinforcing rib plate, and two adjacent edges of the reinforcing rib plate are respectively fixed on the horizontal plate surface and the vertical plate surface of the L-shaped connecting plate.
Further, when the steel pipes are square steel pipes, right-angle connecting blocks are fixedly welded between the adjacent steel pipe concrete beams; the top edge of the right-angle connecting block is welded and fixed on the horizontal plate edge of the L-shaped fixing plate, and the bottom edge of the right-angle connecting block is welded and fixed on the horizontal plate edge of the L-shaped connecting plate.
Further, when the steel pipe is a round steel pipe, a first connecting plate is fixedly welded between the horizontal plates of the adjacent L-shaped fixing plates; a second connecting plate is fixedly welded between the adjacent horizontal plates of the L-shaped connecting plates; a first arc-shaped plate is fixedly welded between the first connecting plate and the second connecting plate; two side edges of the first arc-shaped plate are respectively fixed on the adjacent steel pipe concrete beams; a second arc-shaped plate is fixedly welded between the adjacent vertical plates of the L-shaped connecting plate; the top edge of the second arc-shaped plate is fixedly welded with the second connecting plate; a reinforcing rib plate vertically fixed with the first arc-shaped plate is fixedly welded between the first connecting plate and the second connecting plate; and a reinforcing rib plate is fixed between the second connecting plate and the second arc-shaped plate.
Furthermore, two diagonal tension columns are arranged between the adjacent steel pipe concrete beams; one end of the diagonal tension column is fixed on a reinforcing rib plate arranged on the L-shaped connecting plate; the other end of the diagonal tension column is fixed on the steel pipe concrete beam, is used for bearing gravity vertically and is used for supporting the shear wall transversely, so that the wind and earthquake resistance is improved, and the two diagonal tension columns are arranged in a V shape or an X shape.
Furthermore, a reinforcing column is fixedly arranged between the adjacent steel pipe concrete beams in the vertical direction; the connecting rod is connected with the reinforcing column through a connecting bolt; the connecting ring is fixed at one end of the connecting bolt; the connecting ring penetrates through the wall plate and is sleeved on the connecting rod, and the other end of the connecting bolt penetrates through the reinforcing column and is in threaded connection with an adjusting nut.
Furthermore, a clamping block is integrally formed on one side edge of the wallboard, a clamping groove matched with the clamping block is integrally formed on the other side edge of the wallboard, and the clamping block and the clamping groove of the wallboard are adjacent to each other in clamped connection.
Further, the wall plates are horizontally stacked between the adjacent steel pipe concrete beams; a U-shaped clamping plate is fixed on the outer wall of the steel pipe concrete beam, and a horizontal plate of the U-shaped clamping plate is provided with a U-shaped groove; the connecting rod is located the part of the both sides of wallboard is inserted respectively and is established U type inslot, fastening nut's diameter with the diameter of cap head all is greater than the width in U type groove, the width in U type groove is greater than the diameter of connecting rod.
Furthermore, the wall boards are vertically arranged between the adjacent steel pipe concrete beams, fixed steel plates are arranged on two sides of each wall board, and two sides of each fixed steel plate are fixed on the adjacent steel pipe concrete beams; two ends of the connecting rod respectively penetrate through the fixed steel plate; and light aggregate concrete is filled between the fixed steel plate and the wallboard.
The utility model discloses a still disclose a steel pipe concrete assembly type structure's assembly method in another aspect, it includes following step: (1) building a frame; (2) pouring light aggregate concrete; (3) installing a floor plate; (4) installing a wallboard; (5) filling the gap;
(1) building a frame: steel pipes are fixed on the periphery of the core cylinder in a longitudinal and transverse arrangement mode according to a certain distance, and then box girders are fixed on the steel pipes through connecting pieces to complete the construction of the frame.
(2) Pouring the light aggregate concrete: pouring stirred light aggregate concrete into the pouring openings of the steel pipes and the pouring openings of the box girders, which are fixed in the step (1), respectively; stopping until the liquid level of the lightweight aggregate concrete reaches the opening at the top of the steel pipe and the air outlet of the box girder; and forming the steel pipe concrete column and the steel pipe concrete beam after the light aggregate concrete is dried and solidified.
(3) Installing a floor plate: installing floor plates on the adjacent steel pipe concrete beams on the same floor in the step (2), and pouring light aggregate concrete on the floor plates and the joints of the floor plates after the installation is finished;
(4) installing a wallboard: adopt the crane with the wallboard hoist and mount to between two adjacent steel pipe concrete beams of vertical direction, the fixture block joint of adjacent wallboard is at the draw-in groove, and is fixed the wallboard through the connecting rod after that, accomplishes the installation of wallboard.
(5) Filling gaps: and filling the gaps among the wall plates, the gaps between the wall plates and the steel pipe concrete columns and the gaps between the wall plates and the steel pipe concrete beams with bonding mortar.
Further, two diagonal tension columns are welded between two adjacent box girders fixed in the step (1); one end of the diagonal tension column is welded and fixed on the reinforcing rib plate on the L-shaped connecting plate; the other end of the diagonal draw column is welded and fixed on the box girder below.
Further, the wallboards are horizontally stacked in the step (4), then the connecting rods are sequentially inserted into the U-shaped grooves above the wallboards, the stacked wallboards and the U-shaped grooves below the wallboards, and then the fastening nuts are screwed on the connecting rods and screwed down.
Further, a reinforcing column is fixedly welded between adjacent box girders in the vertical direction fixed in the step (1), a connecting bolt penetrates through the reinforcing column, a hole communicated with the penetrating connecting rod hole is formed in one side face of the wall boards to be stacked in the step (4), the wall boards are stacked at the position opposite to the connecting bolt, the connecting ring on the connecting bolt is inserted into the drilled hole, after stacking is completed, the connecting rod penetrates through the U-shaped groove above the wall boards, the stacked wall boards, the connecting ring and the U-shaped groove below the wall boards in sequence, then an adjusting nut on the connecting bolt is screwed up to reinforce the connection between the wall boards and the steel pipe concrete beam and the steel pipe concrete column, and finally a fastening nut is screwed on the connecting rod and screwed up.
Further, the wallboards are vertically arranged in the step (4), fixing steel plates are attached to two sides of the placed wallboards, two sides of each fixing steel plate are welded to the steel pipe concrete beam, then the connecting rods sequentially penetrate through the fixing steel plates on one side of the wallboards, the placed wallboards and the fixing steel plates on the other side of the wallboards, and then fastening nuts are screwed on the connecting rods and screwed tightly; and then installing a template between the fixed steel plate and the steel pipe concrete column to form a closed space, and finally filling the light aggregate concrete into the closed space until the light aggregate concrete is dried and solidified, and then removing the template.
The utility model has the advantages that: 1. the utility model has simple structure and easy realization; the main body bearing structure adopts a steel pipe concrete frame structure, and has large bearing capacity, light dead weight and excellent anti-seismic performance; 2. the utility model discloses a main part bearing structure adopts steel pipe concrete frame structure, compare conventional steel construction building and save 50% steel, the cost is reduced, compared conventional reinforced concrete building, 50% concrete has been saved, the structure is lighter and more handy, the stress is good, steel pipe concrete roof beam and steel pipe concrete column compare with the reinforced concrete roof beam and the reinforced concrete column of sectional area have better bending resistance and compressive capacity, therefore, under reaching certain bending resistance and compressive capacity, the sectional area of steel pipe concrete roof beam and steel pipe concrete column is less than the sectional area of reinforced concrete roof beam and reinforced concrete column, the usable floor area of house has been promoted, the interior space that also makes is regular; 3. the utility model adopts lighter weight of the wall plate, so the bearing capacity of the steel pipe concrete beam and the steel pipe concrete column is reduced, and further compared with the conventional steel structure building and the conventional reinforced concrete building, the sectional area of the steel pipe concrete beam and the steel pipe concrete column can be reduced, and the consumption of steel and concrete is saved; 4. the utility model discloses an assembly method is simple, and is convenient, compares traditional reinforced concrete construction cycle and obviously shortens, and the construction rubbish of production is less to dust and noise pollution in the work progress reduce.
Description of the drawings:
fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of a connection structure of the circular steel tube, the box girder and the connecting piece.
Fig. 4 is a schematic view of a connection structure of square steel pipes, box girders and connecting members.
Fig. 5 is a schematic cross-sectional view of portion B-B of fig. 4.
Fig. 6 is a schematic view of a structure of horizontally stacked wall panels.
Fig. 7 is a schematic cross-sectional view of the portion C-C in fig. 6.
Fig. 8 is a schematic view of the structure of a vertically aligned wall panel.
FIG. 9 is a schematic structural view of a U-shaped card.
The steel tube concrete column comprises a steel tube concrete column 1, a steel tube 1.1, a connecting piece 2, an L-shaped fixing plate 2.1, an L-shaped connecting plate 2.2, a vertical bolt rod 2.3, a horizontal bolt rod 2.4, a right-angle connecting block 2.5, a reinforcing rib plate 2.6, a fixing nut 2.7, a bolt cap 2.8, a first connecting plate 2.9, a second connecting plate 2.10, a first arc-shaped plate 2.11, a second arc-shaped plate 2.12, a steel tube concrete beam 3, a box girder 3.1, a wall plate 4, a clamping block 4.1, a clamping groove 4.2, a floor plate 5, a connecting rod 6, a fastening nut 7, a cap 8, a reinforcing column 9, a connecting bolt 10, a connecting ring 11, an adjusting nut 12, a U-shaped clamping plate 13, a U-shaped groove 13.1, a fixing steel plate 14, a.
The specific implementation mode is as follows:
the present invention will be described in further detail by way of examples with reference to the accompanying drawings.
Example 1: as shown in fig. 1 to 9, a structure of a concrete filled steel tube fabricated building includes a core tube 15, a concrete filled steel tube column 1, a connector 2, a concrete filled steel tube beam 3, a wall panel 4, and a floor panel 5; a plurality of steel tube concrete columns 1 are arranged around a core tube 15 in a longitudinal and transverse mode, and the core tube 15 is disclosed by an application document with the application number of CN201721673943.6 and the name of 'an assembled cross truss shear wall core tube'; a horizontally arranged steel pipe concrete beam 3 is fixedly connected between the adjacent steel pipe concrete columns 1 through a connecting piece 2; a horizontally arranged steel pipe concrete beam 3 is fixedly connected between the core barrel 15 and the adjacent steel pipe concrete column 1; a plurality of wallboards 4 are stacked between the steel pipe concrete beams 3 adjacent in the vertical direction, the wallboards 4 are disclosed by application documents with the application number of CN201811128503.1 and the name of "a high-strength gypsum-based foaming light thermal insulation material and a preparation method thereof", the adopted wallboards 4 are light in weight, so the bearing capacity of the steel pipe concrete beams 3 and the steel pipe concrete columns 1 is reduced, and further compared with the conventional steel structure building and the conventional steel concrete building, the sectional areas of the steel pipe concrete beams 3 and the steel pipe concrete columns 1 can be reduced, and the consumption of steel and concrete is saved; at least one connecting rod 6 penetrates through the wall plates 4 between the adjacent steel pipe concrete beams 3 and is used for fixing the wall plates 4 to enable the wall plates 4 to be connected into a whole, and one end of each connecting rod 6 is connected with a fastening nut 7 in a threaded mode; the other end of the connecting rod 6 is fixedly provided with a cap head 8; floor plates 5 are fixedly laid between the steel pipe concrete beams 3 adjacent to each floor in the horizontal direction, and the floor plates 5 are disclosed by application documents with the application number of CN201810258426.5 and the name of 'a high-strength light heat-insulation floor and a preparation method thereof'; the steel tube concrete column 1 comprises a steel tube 1.1, the steel tube 1.1 is a square steel tube or a round steel tube, and a pouring opening is formed below the steel tube 1.1; the steel tube 1.1 is filled with light aggregate concrete, the steel tube concrete beam 3 comprises a box beam 3.1, and a pouring opening and an air outlet are respectively formed in two ends of the box beam 3.1; the box girder 3.1 is filled with light aggregate concrete which is disclosed by an application document with the application number of CN201810258399.1 and the name of 'a light aggregate anti-bending concrete'; the outer surfaces of the steel pipe 1.1 and the box girder 3.1 are coated with anticorrosive coatings, so that the steel pipe 1.1 and the box girder 3.1 are prevented from being rusted and damaged, and the service life of the steel pipe is prolonged.
The connecting piece 2 comprises an L-shaped fixing plate 2.1, an L-shaped connecting plate 2.2, a vertical bolt rod 2.3, a horizontal bolt rod 2.4 and a reinforcing rib plate 2.6; an L-shaped fixing plate 2.1 and an L-shaped connecting plate 2.2 are respectively arranged above and below the steel pipe concrete beam 3, and the L-shaped connecting plate 2.2 can correct the steel pipe concrete beam 3 to enable the steel pipe concrete beam to be perpendicular to the steel pipe concrete column 1; the vertical plate surface of the L-shaped fixing plate 2.1 is fixed on the concrete-filled steel tubular column 1; the vertical bolt rod 2.3 penetrates through the horizontal plate of the L-shaped fixing plate 2.1, the steel pipe concrete beam 3 and the horizontal plate of the L-shaped connecting plate 2.2; the horizontal bolt rod 2.4 penetrates through the vertical plate of the L-shaped connecting plate 2.2 and the concrete-filled steel tube column 1, and the vertical bolt rod 2.3 positioned in the concrete-filled steel tube beam 3 and the horizontal bolt rod 2.4 positioned in the concrete-filled steel tube column 1 play a role in reinforcing the light aggregate concrete; the vertical plate of the L-shaped connecting plate 2.2 is attached to the pipe wall of the steel pipe 1.1; one end of the vertical bolt rod 2.3 is screwed with a fixing nut 2.7, and the other end of the vertical bolt rod 2.3 is fixed with a bolt cap head 2.8; one end of the horizontal bolt rod 2.4 is screwed with a fixing nut 2.7, and the other end of the horizontal bolt rod 2.4 is fixed with a bolt cap head 2.8; at least one reinforcing rib plate 2.6 is arranged on the L-shaped connecting plate 2.2, and two adjacent edges of the reinforcing rib plate 2.6 are respectively fixed on the horizontal plate surface and the vertical plate surface of the L-shaped connecting plate 2.2; when the steel pipe 1.1 is a square steel pipe, a right-angle connecting block 2.5 is fixedly welded between the adjacent steel pipe concrete beams 3; the top edge of the right-angle connecting block 2.5 is welded and fixed on the edge of the horizontal plate of the L-shaped fixing plate 2.1, and the bottom edge of the right-angle connecting block 2.5 is welded and fixed on the edge of the horizontal plate of the L-shaped connecting plate 2.2, so that the connecting pieces 2 form a whole, and the mechanical property of the connecting pieces is improved; when the steel pipe 1.1 is a round steel pipe, a first connecting plate 2.9 is fixedly welded between the horizontal plates of the adjacent L-shaped fixing plates 2.1; a second connecting plate 2.10 is fixedly welded between the horizontal plates of the adjacent L-shaped connecting plates 2.2; a first arc-shaped plate 2.11 is fixedly welded between the first connecting plate 2.9 and the second connecting plate 2.10; two side edges of the first arc-shaped plate 2.11 are respectively fixed on the adjacent steel pipe concrete beams 3; a second arc-shaped plate 2.12 is fixedly welded between the vertical plates of the adjacent L-shaped connecting plates 2.2; the top edge of the second arc-shaped plate 2.12 is fixedly welded with the second connecting plate 2.10; a reinforcing rib plate 2.6 vertically fixed with the first arc-shaped plate 2.11 is welded and fixed between the first connecting plate 2.9 and the second connecting plate 2.10; a reinforcing rib plate 2.6 is fixed between the second connecting plate 2.10 and the second arc-shaped plate 2.12, so that the connecting pieces 2 form a whole, and the mechanical property of the connecting pieces is improved.
Two inclined pull columns 16 are arranged between the adjacent steel pipe concrete beams 3; one end of the diagonal tension column 16 is fixed on a reinforcing rib plate 2.6 arranged on the L-shaped connecting plate 2.2; the other end of the diagonal tension column 16 is fixed on the steel pipe concrete beam 3, is used for bearing gravity vertically and is used for supporting a shear wall transversely, so that the wind and earthquake resistance is improved, and the two diagonal tension columns 16 are arranged in a V shape or an X shape.
A reinforcing column 9 is fixedly arranged between the adjacent steel pipe concrete beams 3 in the vertical direction; the connecting rod 6 is connected with the reinforcing column 9 through a connecting bolt 10; a connecting ring 11 is fixed at one end of the connecting bolt 10; the connecting ring 11 penetrates through the wall plate 4 and is sleeved on the connecting rod 6, the other end of the connecting bolt 10 penetrates through the reinforcing column 9, and the adjusting nut 12 is screwed on the other end of the connecting bolt.
One side of wallboard 4 integrated into one piece has fixture block 4.1, and another side integrated into one piece of wallboard 4 has draw-in groove 4.2 with fixture block 4.1 matched with, and fixture block 4.1 and draw-in groove 4.2 of adjacent wallboard 4 joint each other.
The wall plates 4 are horizontally stacked between the adjacent steel pipe concrete beams 3; a U-shaped clamping plate 13 is fixed on the outer wall of the steel pipe concrete beam 3, and a U-shaped groove 13.1 is formed in a horizontal plate of the U-shaped clamping plate 13; the parts of the connecting rod 6, which are positioned on the two sides of the wallboard 4, are respectively inserted in the U-shaped grooves 13.1, the diameters of the fastening nuts 7 and the cap heads 8 are both larger than the width of the U-shaped grooves 13.1, and the width of the U-shaped grooves 13.1 is larger than the diameter of the connecting rod 6.
The wall plates 4 are vertically arranged between the adjacent steel pipe concrete beams 3, the fixed steel plates 14 are arranged on two sides of the wall plates 4, and two sides of each fixed steel plate 14 are fixed on the adjacent steel pipe concrete beams 3; two ends of the connecting rod 6 respectively penetrate through the fixed steel plates 14; lightweight aggregate concrete is filled between the fixing steel plates 14 and the wall plates 4.
The utility model has simple structure and easy realization; the main body bearing structure adopts a steel pipe concrete frame structure, and has large bearing capacity, light dead weight and excellent anti-seismic performance; the utility model discloses a main part bearing structure adopts steel core concrete frame structure, compare conventional steel construction building and save 50% steel, the cost is reduced, compare conventional reinforced concrete building and saved 50% concrete, the structure is lighter and more handy, the stress is good, steel core concrete roof beam 3 and steel core concrete column 1 compare with the reinforced concrete roof beam and the reinforced concrete column of sectional area have better bending resistance and compressive capacity, therefore, reach under certain bending resistance and the compressive capacity, the sectional area of steel core concrete roof beam 3 and steel core concrete column 1 is less than the sectional area of reinforced concrete roof beam and reinforced concrete column, the usable floor area in house has been promoted, the interior space that also makes is regular.
Example 2: a method of assembling the structure of a concrete filled steel tube assembled building of example 1, comprising the steps of: (1) building a frame; (2) pouring light aggregate concrete; (3) installing a floor plate; (4) installing a wallboard; (5) filling the gap;
(1) building a frame: on the basis of the periphery of the core tube 15, steel tubes 1.1 are fixed in a criss-cross arrangement at certain intervals, and then box girders 3.1 are fixed on the steel tubes 1.1 through connecting pieces 2, so that the frame is built.
(2) Pouring the light aggregate concrete: pouring stirred lightweight aggregate concrete into the pouring openings of the steel pipes 1.1 and the box girders 3.1 fixed in the step (1) respectively; stopping until the liquid level of the lightweight aggregate concrete reaches the opening at the top of the steel pipe 1.1 and the air outlet of the box girder 3.1; and after the light aggregate concrete is dried and solidified, forming the steel pipe concrete column 1 and the steel pipe concrete beam 3.
(3) Installing a floor plate: installing floor plates 5 on the adjacent steel pipe concrete beams 3 of the same floor in the step (2), and pouring light aggregate concrete on the floor plates 5 and the joints of the floor plates 5 after the installation is finished;
(4) installing a wallboard: adopt the crane with wallboard 4 hoist and mount to between two adjacent steel pipe concrete beam 3 of vertical direction, 4.1 joints of fixture block of adjacent wallboard 4 are at draw-in groove 4.2, and then fix wallboard 4 through connecting rod 6, accomplish wallboard 4's installation.
(5) Filling gaps: and the bonding mortar is used for filling the gaps among the wall plates 4, the gaps between the wall plates 4 and the steel pipe concrete columns 1 and the gaps between the wall plates 4 and the steel pipe concrete beams 3.
When a shear wall needs to be built, two diagonal tension columns 16 are welded between two adjacent box girders 3.1 fixed in the step (1); one end of the diagonal tension column 16 is welded and fixed on the reinforcing rib plate 2.6 on the L-shaped connecting plate 2.2; the other end of the diagonal tension column 16 is welded and fixed on the box girder 3.1 below.
And (4) horizontally stacking the wall plates 4, sequentially inserting the connecting rods 6 into the U-shaped grooves 13.1 above the wall plates 4, the stacked wall plates 4 and the U-shaped grooves 13.1 below the wall plates 4, and then screwing the fastening nuts 7 on the connecting rods 6 and screwing the fastening nuts.
A reinforcing column 9 is fixedly welded between the adjacent box girders 3.1 fixed in the step (1) in the vertical direction, a connecting bolt 10 is movably penetrated through the reinforcing column 9, a hole communicated with the hole for penetrating the connecting rod 6 is drilled in one side surface of the wall board 4 to be stacked in the step (4), the wall board 4 is stacked at a position opposite to the connecting bolt 10, the connecting ring 11 on the connecting bolt 10 is inserted into the drilled hole, after the stacking is completed, the connecting rod 6 is sequentially penetrated through the U-shaped groove 13.1 above the wall board 4, the stacked wall boards 4, the connecting ring 11 and the U-shaped groove 13.1 below the wall board 4, the adjusting nut 12 on the connecting bolt 10 is screwed, and finally the fastening nut 7 is screwed on the connecting rod 6 and screwed.
Sequentially and vertically arranging the wall plates 4, arranging fixed steel plates 14 on two sides of the arranged wall plates 4 in a laminating manner, welding two sides of each fixed steel plate 14 on the steel pipe concrete beam 3, sequentially penetrating the connecting rod 6 through the fixed steel plates 14 on one side of the wall plates 4, the arranged wall plates 4 and the fixed steel plates 14 on the other side of the wall plates 4, and then screwing the fastening nuts 7 on the connecting rod 6 and screwing the fastening nuts; and then installing a template between the fixed steel plate 14 and the steel pipe concrete column 1 to form a closed space, and finally filling the light aggregate concrete into the closed space until the light aggregate concrete is dried and solidified, and then removing the template.
The utility model discloses an assembly method is simple, and is convenient, compares traditional reinforced concrete construction cycle and obviously shortens, and the construction rubbish of production is less to dust and noise pollution in the work progress reduce.
Experiment 1: a steel pipe concrete column: the diameter of the cross section is 400mm, and the wall thickness of the steel pipe is 6 mm; the length is 3180 mm; a reinforced concrete column: the diameter of the cross section is 400mm, and the length is 3180 mm; performing an axial compression experiment on the two structures to obtain the bearing capacity of the concrete-filled steel tubular column of 6938 kN; the bearing capacity of the reinforced concrete column is 2607 kN; therefore, the steel pipe concrete column has better bearing capacity compared with the reinforced concrete column with the same sectional area, and further has better bending resistance and pressure resistance compared with the reinforced concrete column with the same sectional area.
The above is the preferred embodiment of the present invention, and for those skilled in the art, without departing from the principle of the present invention, several improvements and decorations can be made, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A structure of a concrete filled steel tube assembly type building is characterized by comprising a core tube, a concrete filled steel tube column, a connecting piece, a concrete filled steel tube beam, a wallboard and a floor plate; a plurality of the steel pipe concrete columns are arranged around the core cylinder in a longitudinal and transverse mode; the horizontally arranged steel tube concrete beams are fixedly connected between the adjacent steel tube concrete columns through the connecting pieces, and the horizontally arranged steel tube concrete beams are fixedly connected between the core barrel and the adjacent steel tube concrete columns; a plurality of the wallboards are stacked between the adjacent steel pipe concrete beams in the vertical direction; at least one connecting rod penetrates through the wall plates between the adjacent steel pipe concrete beams, and one end of each connecting rod is in threaded connection with a fastening nut; the other end of the connecting rod is fixedly provided with a cap head; the floor plates are fixedly laid between the adjacent steel pipe concrete beams in the horizontal direction of each floor; the concrete-filled steel tube column comprises a steel tube, the steel tube is a square steel tube or a round steel tube, and a pouring opening is formed below the steel tube; the steel tube is filled with light aggregate concrete, the steel tube concrete beam comprises a box beam, and two ends of the box beam are respectively provided with a pouring opening and an air outlet; and light aggregate concrete is filled in the box girder.
2. The structure of a concrete filled steel tube prefabricated building according to claim 1, wherein the connecting members comprise L-shaped fixing plates, L-shaped connecting plates, vertical bolt rods, horizontal bolt rods and reinforcing ribs; the L-shaped fixing plate and the L-shaped connecting plate are respectively arranged above and below the steel pipe concrete beam; the vertical plate surface of the L-shaped fixing plate is fixed on the concrete-filled steel tube column; the vertical bolt rod penetrates through the horizontal plate of the L-shaped fixing plate, the steel pipe concrete beam and the horizontal plate of the L-shaped connecting plate; the horizontal bolt rod penetrates through the vertical plate of the L-shaped connecting plate and the concrete-filled steel tube column; one end of the vertical bolt rod is in threaded connection with a fixing nut, and the other end of the vertical bolt rod is fixed with a bolt cap head; one end of the horizontal bolt rod is in threaded connection with a fixing nut, and the other end of the horizontal bolt rod is fixed with a bolt cap head; the L-shaped connecting plate is provided with at least one reinforcing rib plate, and two adjacent edges of the reinforcing rib plate are respectively fixed on the horizontal plate surface and the vertical plate surface of the L-shaped connecting plate.
3. The structure of a concrete filled steel tube fabricated building according to claim 2, wherein when the steel tubes are square steel tubes, right-angle connecting blocks are welded and fixed between adjacent concrete filled steel tube beams; the top edge of the right-angle connecting block is welded and fixed on the horizontal plate edge of the L-shaped fixing plate, and the bottom edge of the right-angle connecting block is welded and fixed on the horizontal plate edge of the L-shaped connecting plate.
4. The structure of a concrete filled steel tube fabricated building according to claim 2, wherein when the steel tube is a circular steel tube, a first connecting plate is fixedly welded between the horizontal plates of the adjacent L-shaped fixing plates; a second connecting plate is fixedly welded between the adjacent horizontal plates of the L-shaped connecting plates; a first arc-shaped plate is fixedly welded between the first connecting plate and the second connecting plate; two side edges of the first arc-shaped plate are respectively fixed on the adjacent steel pipe concrete beams; a second arc-shaped plate is fixedly welded between the adjacent vertical plates of the L-shaped connecting plate; the top edge of the second arc-shaped plate is fixedly welded with the second connecting plate; a reinforcing rib plate vertically fixed with the first arc-shaped plate is fixedly welded between the first connecting plate and the second connecting plate; and a reinforcing rib plate is fixed between the second connecting plate and the second arc-shaped plate.
5. The structure of a concrete filled steel tube prefabricated building according to any one of claims 2 to 4, wherein two diagonal tension columns are provided between adjacent concrete filled steel tube beams; one end of the diagonal tension column is fixed on a reinforcing rib plate arranged on the L-shaped connecting plate; the other end of the diagonal tension column is fixed on the steel pipe concrete beam, and the two diagonal tension columns are arranged in a V shape or an X shape.
6. The structure of a concrete filled steel tube prefabricated building according to claim 1, wherein a reinforcing column is fixedly arranged between the vertically adjacent concrete filled steel tube beams; the connecting rod is connected with the reinforcing column through a connecting bolt; a connecting ring is fixed at one end of the connecting bolt; the connecting ring penetrates through the wall plate and is sleeved on the connecting rod, and the other end of the connecting bolt penetrates through the reinforcing column and is in threaded connection with an adjusting nut.
7. The structure of claim 1, wherein the wall panel has a clamping block integrally formed on one side thereof, and a clamping groove matched with the clamping block integrally formed on the other side thereof, and the clamping block and the clamping groove of the adjacent wall panel are clamped with each other.
8. A concrete filled steel tube fabricated building structure according to claim 7, wherein said wall panels are horizontally stacked between adjacent said concrete filled steel tube beams; a U-shaped clamping plate is fixed on the outer wall of the steel pipe concrete beam, and a horizontal plate of the U-shaped clamping plate is provided with a U-shaped groove; the connecting rod is located the part of the both sides of wallboard is inserted respectively and is established U type inslot, fastening nut's diameter with the diameter of cap head all is greater than the width in U type groove, the width in U type groove is greater than the diameter of connecting rod.
9. The structure of a concrete filled steel tube assembly type building according to claim 7, wherein the wall panels are vertically arranged and installed between the adjacent steel tube concrete beams, fixing steel plates are arranged on two sides of the wall panels, and two sides of each fixing steel plate are fixed on the adjacent steel tube concrete beams; two ends of the connecting rod respectively penetrate through the fixed steel plate; and light aggregate concrete is filled between the fixed steel plate and the wallboard.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117266620A (en) * | 2023-11-23 | 2023-12-22 | 北京工业大学 | Reinforcing device and reinforcing method for beam column joints |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117266620A (en) * | 2023-11-23 | 2023-12-22 | 北京工业大学 | Reinforcing device and reinforcing method for beam column joints |
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