CN113062448A - Frame beam steel bar connecting system of section steel column and concrete and pouring construction method - Google Patents
Frame beam steel bar connecting system of section steel column and concrete and pouring construction method Download PDFInfo
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- CN113062448A CN113062448A CN202110348946.7A CN202110348946A CN113062448A CN 113062448 A CN113062448 A CN 113062448A CN 202110348946 A CN202110348946 A CN 202110348946A CN 113062448 A CN113062448 A CN 113062448A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/19—Three-dimensional framework structures
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
Abstract
The invention discloses a section steel column and concrete frame beam steel bar connecting system and a pouring construction method, which comprise a section steel component, a steel bar component and a fixing assembly, wherein the section steel component comprises a section steel cylinder and a section steel beam body, the fixing assembly comprises a fixing bolt and a fixing binding wire, the section steel cylinder is fixedly connected with the section steel beam body through a column beam connecting component, the column beam connecting component comprises a cylinder fixing clamping plate and a beam body fixing clamping plate, and the beam body fixing clamping plate is fixedly connected to the right side of the cylinder fixing clamping plate. According to the frame beam steel bar connecting system of the section steel column and the concrete and the pouring construction method, the clamping groove of the section steel column body is formed in advance according to a drawing, then the clamping groove is clamped at the clamping groove through the column body fixing clamping plate, the beam body fixing clamping plate is clamped at one end of the section steel beam body, and then the beam body fixing clamping plate is fixed through the fixing bolt, so that the mounting is accurate and rapid, the labor intensity and the difficulty in construction are reduced, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of reinforced concrete connecting structures, in particular to a frame beam steel bar connecting system of a section steel column and concrete and an irrigation construction method.
Background
Fabricated building structures have received great attention and wide spread use in the construction field in recent years. The fabricated building structure has the advantages of easy quality control, high construction efficiency, small environmental influence and the like, and is different from a cast-in-place structure, the connection mode, the strength and the performance of the components influence the overall anti-seismic performance of the building structure, and higher requirements on anti-seismic and anti-cracking are provided. The prestress is used for reducing or offsetting concrete tensile stress caused by load, can delay the occurrence and the expansion of concrete cracks, and is generated by adopting the idea of a fully-assembled prestressed concrete frame.
The node structure of the steel-concrete column intersected with the multi-direction beams disclosed by the Chinese patent CN112095796A and the construction method thereof are characterized in that a circle of ring beams are additionally arranged on the periphery of a section steel column, and shear-resistant brackets are additionally welded in the center line direction of a frame beam, so that the traditional mode of welding connecting plates, connecting sleeves and frame beam steel bars on the periphery of the section steel column is replaced. The section size of the ring beam and the number of the reinforcing bars in the upper row and the lower row of the crossed frame beams are set, so that the main reinforcing bars in the upper row and the lower row of the frame beams have enough anchoring length in the ring beam, and the overhanging shearing-resistant corbel can also play roles in enhancing the shearing resistance of the connecting node of the section steel column and the frame beams and improving the overall stability of the node.
The device is through increasing the welding bracket that shears in frame roof beam central line direction, replaces original shaped steel post welding connection board all around, reinforcing stability, but when this kind of mode installation location, it is inconvenient to control, and the welding is troublesome, has strengthened workman's intensity of labour and the degree of difficulty, greatly reduced work efficiency.
The four sides post crown of beam column node that chinese patent CN210086884U discloses encloses cover reinforced structure, this structure is consolidated through the post roof beam node to weak region, and new and old concrete joint is firm, and it is effectual to consolidate, and structural overall stability is good, long service life.
However, the structure only reinforces the connecting joint of the column beam, and does not reinforce the column body or the beam body greatly, so that the column beam plays a very large bearing role in building construction, the structural construction of the column beam is strengthened, and the stability of the building is also strengthened.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a steel bar connecting system of a frame beam of a section steel column and concrete and a pouring construction method, and solves the problems that the multi-direction beam disclosed by Chinese patent CN112095796A is intersected with the node structure of the section steel concrete column and the construction method thereof, the operation and the control are inconvenient during installation and positioning, the welding is troublesome, the labor intensity and the difficulty of workers are enhanced, the working efficiency is greatly reduced, and the four-side column top surrounding and sleeving reinforcing structure of the beam column node disclosed by Chinese patent CN210086884U does not create better for the structural construction of the column beam.
In order to achieve the purpose, the invention is realized by the following technical scheme: the frame beam steel bar connecting system of the section steel column and the concrete and the pouring construction method comprise a section steel member, a steel bar member and a fixing assembly, and are characterized in that: the section steel component comprises a section steel cylinder body and a section steel beam body, the fixing component comprises a fixing bolt and a fixing binding wire, the section steel cylinder body is fixedly connected with the section steel beam body through a column beam connecting component, the column beam connecting component comprises a cylinder fixing clamping plate and a beam body fixing clamping plate, the beam body fixing clamping plate is fixedly connected to the right side of the cylinder fixing clamping plate, the cylinder fixing clamping plate is of an I-shaped structure, a first screw hole is formed in the surface of the cylinder fixing clamping plate, a second screw hole is formed in the surface of the beam body fixing clamping plate, a clamping groove is formed in the side edge of the section steel cylinder body, third screw holes are formed in the side portion of the section steel cylinder body and located above and below the clamping groove, the cylinder fixing clamping plate is clamped at the clamping groove, the cylinder fixing clamping plate and the section steel cylinder body penetrate through the third screw holes and are fixedly connected with the first screw holes through the fixing bolt, and fourth screw holes, the fixed cardboard joint of roof beam body is in the one end of shaped steel roof beam body, roof beam body fixed cardboard and shaped steel roof beam body run through in fourth screw and second screw fixed connection through fixing bolt.
Preferably, the reinforcing bar component includes cylinder reinforcing bar net subassembly and roof beam body reinforcing bar net subassembly, cylinder reinforcing bar net subassembly includes vertical reinforcing bar, the first bar hoop of cylinder, cylinder second bar hoop and cylinder third bar hoop, roof beam body reinforcing bar net subassembly includes horizontal reinforcing bar, the first bar hoop of the roof beam body, roof beam body second bar hoop, roof beam body third bar hoop, roof beam body fourth bar hoop and roof beam body fifth bar hoop.
Preferably, vertical reinforcing bar and horizontal reinforcing bar are linear type steel bar structure, the first rebar hoop of cylinder, cylinder second rebar hoop, cylinder third rebar hoop, the first rebar hoop of roof beam body, roof beam body second rebar hoop, roof beam body third rebar hoop, roof beam body fourth rebar hoop and roof beam body fifth rebar hoop are the square steel bar circle structure that linear type reinforcing bar processed becomes.
Preferably, the middle parts of the surfaces of the section steel cylinder body and the section steel girder body are respectively provided with a first through opening and a second through opening, the longitudinal steel bar and the transverse steel bar are respectively arranged in parallel with the outer sides of the section steel cylinder body and the section steel girder body,
preferably, the first steel bar hoop of the cylinder and the first steel bar hoop of the beam body are respectively sleeved on the outer sides of the longitudinal steel bar and the transverse steel bar, and the first steel bar hoop of the cylinder and the first steel bar hoop of the beam body are respectively fixedly connected with the longitudinal steel bar and the transverse steel bar through fixing binding wires.
Preferably, cylinder second rebar hoop and cylinder third rebar hoop all run through in first through opening department, and cylinder second rebar hoop and cylinder third rebar hoop locate the left and right sides of shaped steel cylinder respectively, cylinder second rebar hoop and cylinder third rebar hoop all through fixed wire and longitudinal reinforcement fixed connection of pricking.
Preferably, roof beam body second rebar hoop and roof beam body third rebar hoop all run through in second through hole department, and roof beam body second rebar hoop and roof beam body third rebar hoop locate the upper and lower both sides of shaped steel roof beam body respectively, roof beam body second rebar hoop and roof beam body third rebar hoop all prick silk and horizontal reinforcing bar fixed connection through fixed.
Preferably, the upper and lower both sides of shaped steel roof beam body are located respectively to roof beam body fourth rebar hoop and roof beam body fifth rebar hoop, and roof beam body fourth rebar hoop and roof beam body fifth rebar hoop all through fixed bundle silk and transverse reinforcement fixed connection.
The use method of the frame beam steel bar pouring construction method of the section steel column and the concrete specifically comprises the following steps:
step one, positioning and paying off
And paying off the construction site according to the number and the position distance of the section steel columns in the drawing.
Step two, digging foundation
And excavating at a line releasing point according to the size of the foundation pit in the drawing.
Step three, building the steel member
The steel column body is buried in the foundation pit at first, then passes through post roof beam connecting elements at the draw-in groove department of steel column body and connects the shaped steel roof beam body, builds after finishing, examines and examines through comparing the drawing.
Step four, the steel bar component is installed and tied up
Firstly, a first steel bar hoop of a column body, a second steel bar hoop of the column body and a third steel bar hoop of the column body are sequentially sleeved at a section steel column body at intervals of 15-20mm, and are bound with longitudinal steel bars through a fixing binding wire, a first steel bar hoop of a beam body, a second steel bar hoop of the beam body, a third steel bar hoop of the beam body, a fourth steel bar hoop of the beam body and a fifth steel bar hoop of the beam body are sequentially sleeved at a section steel beam body at intervals of 15-20mm, and are bound with transverse steel bars through a fixing binding wire, the second steel bar hoop of the column body and the third steel bar hoop of the column body penetrate through a first through hole, the second steel bar hoop of the beam body and the third steel bar hoop of the beam body penetrate through a second through hole, and after binding, checking and examination.
Step five, enclosing the template
The splicing seams of the templates are tight and are not easy to leak mortar, the seams of the joint parts of the templates and the surface of the lower layer concrete are smeared by mortar with the same mark number before pouring, the mortar is prevented from leaking, impurities in the templates are cleaned after the templates are installed, the templates are fully brushed with a release agent, and the surrounding quality of the templates is checked.
Step six, concrete pouring
The concrete pouring is carried out continuously, the pouring is carried out reasonably in a segmented and layered mode during pouring, so that the concrete uniformly rises along the height direction, the inserted vibrating rods are adopted for vibrating, the horizontal spacing of the inserted vibrating rods is 200-400mm, the concrete mold-entering depth is not more than 500mm, the vibrating rods need to be inserted quickly and pulled slowly, the vibrating rods need to be vibrated by the side and the corner of the column as far as possible and do not exceed the vibrating action range, the continuous vibrating time is 10-30 seconds, and the conditions that the surface shows floating slurry, no bubbles and no sinking are taken as the criteria, so that the phenomena of vibration leakage, under vibration and over vibration are avoided, and the reinforcing steel bars and the templates cannot be collided are avoided.
Step seven, concrete curing
And (3) performing watering maintenance within 10-16 hours after the concrete pouring is finished, hanging geotextile on the vertical surface after 16 hours, laying geotextile on the plane, and continuously maintaining for 25 days by watering.
Step eight, dismantling the template
According to the design value of the concrete strength and the average value of the air temperature in the construction day, when the design value of the concrete strength is smaller than C30, the average value of the air temperature in the construction day is 25 ℃, and the template can be removed after the concrete pouring is finished for 20 hours; when the design value of the concrete strength is larger than or equal to C30, the average value of the daily temperature of construction is 25 ℃, and the template can be removed after concrete pouring is completed for 26 hours.
Preferably, the template encloses closes quality inspection content, inspects template size, section size, central line, height, in the same direction as straightness, roughness, closely knit degree and tautness, the cleanliness in the inspection template simultaneously, during the inspection, checks the fastening torque of fastener through the spanner, can carry out the pouring of concrete behind the qualification.
Advantageous effects
The invention provides a frame beam steel bar connecting system of a section steel column and concrete and a pouring construction method. Compared with the prior art, the method has the following beneficial effects:
(1) the beam body fixing clamping plate is fixedly connected to the right side of the column body fixing clamping plate, the column body fixing clamping plate is of an I-shaped structure, a first screw hole is formed in the surface of the column body fixing clamping plate, a second screw hole is formed in the surface of the beam body fixing clamping plate, clamping grooves are formed in the side edges of the beam body fixing clamping plate, third screw holes are formed in the side portions of the beam body and located above and below the clamping grooves, the column body fixing clamping plate is clamped at the clamping grooves, the column body fixing clamping plate and the beam body are fixedly connected through the third screw holes and the first screw holes through fixing bolts, fourth screw holes are formed in the two sides of the beam body, the beam body clamping plate is fixedly clamped at one end of the beam body, the beam body fixing clamping plate and the beam body penetrate through the fourth screw holes and are fixedly connected through the second screw holes through fixing bolts, and the clamping grooves of the beam body are formed in advance according to drawings, then through cylinder fixing clip integrated circuit board in draw-in groove department, the fixed cardboard joint of roof beam body is in the one end of shaped steel roof beam body, and rethread fixing bolt is fixed, and the installation is accurate swift, has reduced intensity of labour and the degree of difficulty when the construction, improves work efficiency.
(2) The column body second steel bar hoop and the column body third steel bar hoop are respectively arranged at the left side and the right side of the section steel column body, the column body second steel bar hoop and the column body third steel bar hoop are respectively fixedly connected with longitudinal steel bars through fixing binding wires, the beam body second steel bar hoop and the beam body third steel bar hoop are respectively arranged at the second through hole, the beam body second steel bar hoop and the beam body third steel bar hoop are respectively arranged at the upper side and the lower side of the section steel beam body, the beam body second steel bar hoop and the beam body third steel bar hoop are respectively fixedly connected with transverse steel bars through fixing binding wires, the column body steel bar net assembly is sleeved at the section steel column body, the beam body steel bar net assembly is sleeved at the section steel beam body, the column body second steel bar hoop and the column body third steel bar hoop penetrate through the first through hole, the second penetration opening is passed to roof beam body second steel bar hoop and roof beam body third steel bar hoop, makes shaped steel component and steel member firm in connection, and the stability of building is effectively strengthened to the intensity of reinforcing post roof beam structure.
(3) According to the frame beam steel bar connecting system and the pouring construction method for the section steel column and the concrete, in the frame beam steel bar pouring construction method for the section steel column and the concrete, a section steel member is firstly built, then the steel bar member is installed and tied up, the section steel member has certain bearing capacity on the steel bar member, the bearing capacity of a template supporting structure is reduced, during pouring, the pressure of the self gravity of the concrete on a template is reduced, and the pouring flatness of the column beam is improved.
Drawings
FIG. 1 is a structural perspective view of a structural steel member of the present invention;
FIG. 2 is a structural perspective view of the steel column of the present invention;
FIG. 3 is a perspective view of the structure of a steel girder according to the present invention;
FIG. 4 is a perspective view of the structure of the column-beam connecting member of the present invention;
FIG. 5 is a perspective view of the construction of the fastening assembly of the present invention;
FIG. 6 is a perspective view of the structure of the present invention;
FIG. 7 is a perspective view of the construction of the cylinder rebar grid assembly of the present invention;
FIG. 8 is a perspective view of the construction of the beam rebar grid assembly of the present invention;
FIG. 9 is a flow chart of the construction of the present invention;
FIG. 10 is a block diagram of the quality inspection content of the template enclosure of the present invention.
In the figure: 1. a profiled steel member; 111. a steel profile cylinder; 112. a section steel beam body; 2. a reinforcing bar member; 21. a cylinder rebar grid assembly; 211. longitudinal reinforcing steel bars; 212. a first steel bar hoop of the column body; 213. a second steel bar hoop of the column body; 214. a third steel bar hoop of the column body; 22. a beam body rebar grid assembly; 221. transverse reinforcing steel bars; 222. a first steel bar hoop of the beam body; 223. a second steel bar hoop of the beam body; 224. a third steel bar hoop of the beam body; 225. the fourth steel bar hoop of the beam body; 226. a fifth steel bar hoop of the beam body; 3. a column-beam connecting member; 31. the clamping plate is fixed on the column; 311. a first screw hole; 32. the clamping plate is fixed on the beam body; 321. a second screw hole; 41. a card slot; 42. a third screw hole; 43. a fourth screw hole; 5. a fixing assembly; 51. fixing the bolt; 52. fixing the binding wire; 61. a first through opening; 62. a second through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides the following technical solutions: the frame beam steel bar connecting system of section steel post and concrete and the pouring construction method include section steel component 1, steel bar component 2 and fixed subassembly 5, its characterized in that: the section steel component 1 comprises a section steel cylinder 111 and a section steel beam 112, the middle parts of the surfaces of the section steel cylinder 111 and the section steel beam 112 are respectively provided with a first through opening 61 and a second through opening 62, the fixing component 5 comprises a fixing bolt 51 and a fixing binding wire 52, the section steel cylinder 111 and the section steel beam 112 are fixedly connected through a column beam connecting component 3, the column beam connecting component 3 comprises a cylinder fixing clamping plate 31 and a beam fixing clamping plate 32, the beam fixing clamping plate 32 is fixedly connected to the right side of the cylinder fixing clamping plate 31, the cylinder fixing clamping plate 31 is of an I-shaped structure, the surface of the cylinder fixing clamping plate 31 is provided with a first screw hole 311, the surface of the beam fixing clamping plate 32 is provided with a second screw hole 321, the side edge of the section steel cylinder 111 is provided with a clamping groove 41, the side part of the section steel cylinder 111 is provided with third screw holes 42 above and below the clamping groove 41, and the cylinder fixing clamping plate 31, the column fixing clamping plate 31 and the section steel column 111 are fixedly connected with each other through a third screw hole 42 and a first screw hole 311 by penetrating through a fixing bolt 51, fourth screw holes 43 are formed in both sides of the section steel beam 112, the beam fixing clamping plate 32 is clamped at one end of the section steel beam 112, the beam fixing clamping plate 32 and the section steel beam 112 are fixedly connected with each other through the fourth screw holes 43 and the second screw holes 321 by penetrating through the fixing bolt 51, a clamping groove 41 of the section steel column 111 is formed in advance according to drawings by utilizing a clamping groove 41 of the section steel column 111, then the column fixing clamping plate 31 is clamped at the clamping groove 41, the beam fixing clamping plate 32 is clamped at one end of the section steel beam 112 and then fixed by the fixing bolt 51, the installation is accurate and quick, the labor intensity and difficulty during construction are reduced, and the working efficiency is improved, the reinforcing steel bar component 2 comprises a column reinforcing steel bar net component 21 and a beam reinforcing steel bar net component 22, the column, The beam steel bar net component 22 comprises a transverse steel bar 221, a beam first steel bar hoop 222, a beam second steel bar hoop 223, a beam third steel bar hoop 224, a beam fourth steel bar hoop 225 and a beam fifth steel bar hoop 226, the longitudinal steel bar 211 and the transverse steel bar 221 are all linear steel bar structures, the column first steel bar hoop 212, the column second steel bar hoop 213, the column third steel bar hoop 214, the beam first steel bar hoop 222, the beam second steel bar hoop 223, the beam third steel bar hoop 224, the beam fourth steel bar hoop 225 and the beam fifth steel bar hoop 226 are square steel bar ring structures processed by linear steel bars, the longitudinal steel bar 211 and the transverse steel bar 221 are respectively arranged in parallel with the outer sides of the section steel beam 111 and the section steel beam 112, the column first steel bar hoop 212 and the beam first steel bar hoop 222 are respectively sleeved on the outer sides of the longitudinal steel bar 211 and the transverse steel bar 221, the first column rebar hoop 212 and the first beam rebar hoop 222 are fixedly connected with the longitudinal rebar 211 and the transverse rebar 221 through the fixing tie 52, the second column rebar hoop 213 and the third column rebar hoop 214 penetrate through the first through opening 61, the second column rebar hoop 213 and the third column rebar hoop 214 are respectively arranged on the left side and the right side of the section steel column 111, the second column rebar hoop 213 and the third column rebar hoop 214 are fixedly connected with the longitudinal rebar 211 through the fixing tie 52, the second beam hoop 223 and the third beam hoop 224 penetrate through the second through opening 62, the second beam hoop 223 and the third beam hoop 224 are respectively arranged on the upper side and the lower side of the section steel beam 112, the second beam hoop 223 and the third beam hoop 224 are fixedly connected with the transverse rebar 221 through the fixing tie 52, the fourth beam hoop 225 and the fifth beam 226 are respectively arranged on the upper side and the lower side of the section steel beam 112, and the fourth steel reinforcement hoop 225 of the beam body and the fifth steel reinforcement hoop 226 of the beam body are fixedly connected with the transverse steel bar 221 through the fixing binding wire 52, the column steel reinforcement net component 21 is sleeved at the section steel column 111, the beam steel reinforcement net component 22 is sleeved at the section steel beam body 112, the second steel reinforcement hoop 213 of the column body and the third steel reinforcement hoop 214 of the column body penetrate through the first penetrating opening 61, the second steel reinforcement hoop 223 of the beam body and the third steel reinforcement hoop 224 of the beam body penetrate through the second penetrating opening 62, so that the section steel member 1 and the steel reinforcement member 2 are firmly connected, the strength of the column-beam structure is enhanced, and the stability of the building is effectively enhanced.
The frame beam steel bar pouring construction method of the section steel column and the concrete is characterized in that: the using method specifically comprises the following steps:
step one, positioning and paying off
And paying off the construction site according to the number and the position distance of the paper type steel cylinders 111.
Step two, digging foundation
And excavating at a line releasing point according to the size of the foundation pit in the drawing.
Step three, building the steel member
Firstly, the section steel column 111 is buried in a foundation pit, then the section steel beam body 112 is connected with the clamping groove 41 of the section steel column 111 through the column beam connecting component 3, and after the construction is finished, the inspection and the examination are carried out through comparison of drawings.
Step four, the steel bar component is installed and tied up
Firstly, a first column steel bar hoop 212, a second column steel bar hoop 213 and a third column steel bar hoop 214 are sequentially sleeved at a section steel column 111 at intervals of 15-20mm, and are bound with longitudinal steel bars 211 through a fixing binding wire 52, a first beam body hoop 222, a second beam body hoop 223, a third beam body hoop 224, a fourth beam body hoop 225 and a fifth beam body hoop 226 are sequentially sleeved at a section steel beam 112 at intervals of 15-20mm, and are bound with transverse steel bars 221 through a fixing binding wire 52, the second column steel bar hoop 213 and the third column steel bar hoop 214 penetrate through the first through opening 61, the second beam body hoop 223 and the third beam body hoop 224 penetrate through the second through opening 62, and after binding, inspection and examination are performed through a comparison drawing.
Step five, enclosing the template
The splicing seams of the templates are tight and must not leak the slurry, the seams at the joint parts with the surface of the lower layer concrete need to be smeared by the mortar with the same label before pouring to prevent slurry leakage, impurities in the templates need to be cleaned after the templates are installed, a release agent is fully brushed, the enclosing quality of the templates is checked, the enclosing quality inspection content of the templates is checked, the size, the section size, the center line, the height, the straightness, the flatness, the compactness and the tightness of the templates are checked, the cleanness in the templates is checked at the same time, the fastening torque of a fastener is checked by a wrench during the inspection, the concrete can be poured after the template is qualified, the section steel members 1 are firstly built and then the reinforcing steel members 2 are installed and tied up, the section steel members 1 have certain bearing capacity on the reinforcing steel members 2 to reduce the bearing capacity of the template supporting structure, and during pouring, reduce the concrete self gravity and to the exerted pressure of template, improve the roughness of post roof beam watering.
Step six, concrete pouring
The concrete pouring is carried out continuously, the pouring is carried out reasonably in a segmented and layered mode during pouring, so that the concrete uniformly rises along the height direction, the inserted vibrating rods are adopted for vibrating, the horizontal spacing of the inserted vibrating rods is 200-400mm, the concrete mold-entering depth is not more than 500mm, the vibrating rods need to be inserted quickly and pulled slowly, the vibrating rods need to be vibrated by the side and the corner of the column as far as possible and do not exceed the vibrating action range, the continuous vibrating time is 10-30 seconds, and the conditions that the surface shows floating slurry, no bubbles and no sinking are taken as the criteria, so that the phenomena of vibration leakage, under vibration and over vibration are avoided, and the reinforcing steel bars and the templates cannot be collided are avoided.
Step seven, concrete curing
And (3) performing watering maintenance within 10-16 hours after the concrete pouring is finished, hanging geotextile on the vertical surface after 16 hours, laying geotextile on the plane, and continuously maintaining for 25 days by watering.
Step eight, dismantling the template
According to the design value of the concrete strength and the average value of the air temperature in the construction day, when the design value of the concrete strength is smaller than C30, the average value of the air temperature in the construction day is 25 ℃, and the template can be removed after the concrete pouring is finished for 20 hours; when the design value of the concrete strength is larger than or equal to C30, the average value of the daily temperature of construction is 25 ℃, and the template can be removed after concrete pouring is completed for 26 hours.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Frame roof beam steel bar connection system of shaped steel post and concrete includes profiled steel component (1), steel bar component (2) and fixed subassembly (5), its characterized in that: the structural steel member (1) comprises a structural steel cylinder (111) and a structural steel beam body (112), the fixing assembly (5) comprises a fixing bolt (51) and a fixing binding wire (52), the structural steel cylinder (111) and the structural steel beam body (112) are fixedly connected through a column-beam connecting member (3), the column-beam connecting member (3) comprises a cylinder fixing clamping plate (31) and a beam fixing clamping plate (32), the beam fixing clamping plate (32) is fixedly connected to the right side of the cylinder fixing clamping plate (31), the cylinder fixing clamping plate (31) is of an I-shaped structure, a first screw hole (311) is formed in the surface of the cylinder fixing clamping plate (31), a second screw hole (321) is formed in the surface of the beam fixing clamping plate (32), a clamping groove (41) is formed in the side edge of the structural steel cylinder (111), third screw holes (42) are formed in the side portion of the structural steel cylinder (111) and above and below the clamping groove (41), the fixed cardboard of cylinder (31) joint is in draw-in groove (41) department, and the fixed cardboard of cylinder (31) and shaped steel roof beam body (111) run through in third screw (42) and first screw (311) fixed connection through fixing bolt (51), fourth screw (43) have all been seted up to the both sides of shaped steel roof beam body (112), the fixed cardboard of roof beam body (32) joint is in the one end of shaped steel roof beam body (112), the fixed cardboard of roof beam body (32) and shaped steel roof beam body (112) run through in fourth screw (43) and second screw (321) fixed connection through fixing bolt (51).
2. A section bar and concrete frame beam rebar connecting system according to claim 1, wherein: the steel bar component (2) comprises a column steel bar net component (21) and a beam steel bar net component (22), the column steel bar net component (21) comprises longitudinal steel bars (211), a first column steel bar hoop (212), a second column steel bar hoop (213) and a third column steel bar hoop (214), and the beam steel bar net component (22) comprises transverse steel bars (221), a first beam steel bar hoop (222), a second beam steel bar hoop (223), a third beam steel bar hoop (224), a fourth beam steel bar hoop (225) and a fifth beam steel bar hoop (226).
3. A section bar and concrete frame beam rebar connecting system according to claim 2, wherein: longitudinal reinforcement (211) and horizontal reinforcing bar (221) are linear type steel bar structure, the first hoop of cylinder (212), cylinder second hoop (213), cylinder third hoop (214), the first hoop of roof beam body (222), roof beam body second hoop (223), roof beam body third hoop (224), roof beam body fourth hoop (225) and roof beam body fifth hoop (226) are the square steel bar circle structure that linear type reinforcing bar processed into.
4. A section bar and concrete frame beam rebar connecting system according to claim 2, wherein: first penetrating opening (61) and second penetrating opening (62) have been seted up respectively to the middle part on shaped steel cylinder (111) and shaped steel roof beam body (112) surface, longitudinal reinforcement (211) and horizontal reinforcing bar (221) are parallel arrangement with the outside of shaped steel cylinder (111) and shaped steel roof beam body (112) respectively.
5. A section bar and concrete frame beam rebar connecting system according to claim 2, wherein: the first steel bar hoop (212) of the column body and the first steel bar hoop (222) of the beam body are respectively sleeved on the outer sides of the longitudinal steel bar (211) and the transverse steel bar (221), and the first steel bar hoop (212) of the column body and the first steel bar hoop (222) of the beam body are respectively fixedly connected with the longitudinal steel bar (211) and the transverse steel bar (221) through fixing binding wires (52).
6. A section bar and concrete frame beam rebar connecting system according to claim 4, wherein: column body second rebar hoop (213) and column body third rebar hoop (214) all run through in first through-hole (61) department, and both sides about shaped steel column body (111) are located respectively to column body second rebar hoop (213) and column body third rebar hoop (214), column body second rebar hoop (213) and column body third rebar hoop (214) all through fixed bundle silk (52) and longitudinal reinforcement (211) fixed connection.
7. A section bar and concrete frame beam rebar connecting system according to claim 4, wherein: the beam body second reinforcing steel bar hoop (223) and the beam body third reinforcing steel bar hoop (224) penetrate through the second penetrating opening (62), the beam body second reinforcing steel bar hoop (223) and the beam body third reinforcing steel bar hoop (224) are arranged on the upper side and the lower side of the section steel beam body (112) respectively, and the beam body second reinforcing steel bar hoop (223) and the beam body third reinforcing steel bar hoop (224) are fixedly connected with the transverse reinforcing steel bar (221) through fixing binding wires (52).
8. A section bar and concrete frame beam rebar connecting system according to claim 2, wherein: the fourth beam body reinforcing steel hoop (225) and the fifth beam body reinforcing steel hoop (226) are arranged on the upper side and the lower side of the section steel beam body (112) respectively, and the fourth beam body reinforcing steel hoop (225) and the fifth beam body reinforcing steel hoop (226) are fixedly connected with the transverse reinforcing steel bar (221) through fixing binding wires (52).
9. The method of reinforcing steel bar pouring construction of a section steel column and a concrete frame beam according to any one of claims 1 to 8, wherein: the using method specifically comprises the following steps:
step one, positioning and paying off
And paying off the construction site according to the number and the position distance of the section steel columns (111) shown in the drawing.
Step two, digging foundation
And excavating at a line releasing point according to the size of the foundation pit in the drawing.
Step three, building the steel member
Firstly, a section steel column body (111) is buried in a foundation pit, then a section steel beam body (112) is connected at a clamping groove (41) of the section steel column body (111) through a column beam connecting component (3), and after the construction is finished, inspection and examination are carried out through comparison with a drawing.
Step four, the steel bar component is installed and tied up
Firstly, a first steel bar hoop (212), a second steel bar hoop (213) and a third steel bar hoop (214) of a column body are sleeved at a section steel column body (111) at intervals of 15-20mm in sequence, and is bound with the longitudinal steel bar (211) through a fixing binding wire (52), a first beam body steel bar hoop (222), a second beam body steel bar hoop (223), a third beam body steel bar hoop (224), a fourth beam body steel bar hoop (225) and a fifth beam body steel bar hoop (226) are sequentially sleeved at the position of the section steel beam body (112) at intervals of 15-20mm, and through fixed ligature silk (52) and horizontal reinforcing bar (221) ligature, first through-hole (61) department is passed through to cylinder second reinforcement hoop (213) and cylinder third reinforcement hoop (214), and second through-hole (62) department is passed through to roof beam body second reinforcement hoop (223) and roof beam body third reinforcement hoop (224), after the ligature, examines and examines through comparing the drawing.
Step five, enclosing the template
The splicing seams of the templates are tight and are not easy to leak mortar, the seams of the joint parts of the templates and the surface of the lower layer concrete are smeared by mortar with the same mark number before pouring, the mortar is prevented from leaking, impurities in the templates are cleaned after the templates are installed, the templates are fully brushed with a release agent, and the surrounding quality of the templates is checked.
Step six, concrete pouring
The concrete pouring is carried out continuously, the pouring is carried out reasonably in a segmented and layered mode during pouring, so that the concrete uniformly rises along the height direction, the inserted vibrating rods are adopted for vibrating, the horizontal spacing of the inserted vibrating rods is 200-400mm, the concrete mold-entering depth is not more than 500mm, the vibrating rods need to be inserted quickly and pulled slowly, the vibrating rods need to be vibrated by the side and the corner of the column as far as possible and do not exceed the vibrating action range, the continuous vibrating time is 10-30 seconds, and the conditions that the surface shows floating slurry, no bubbles and no sinking are taken as the criteria, so that the phenomena of vibration leakage, under vibration and over vibration are avoided, and the reinforcing steel bars and the templates cannot be collided are avoided.
Step seven, concrete curing
And (3) performing watering maintenance within 10-16 hours after the concrete pouring is finished, hanging geotextile on the vertical surface after 16 hours, laying geotextile on the plane, and continuously maintaining for 25 days by watering.
Step eight, dismantling the template
According to the design value of the concrete strength and the average value of the air temperature in the construction day, when the design value of the concrete strength is smaller than C30, the average value of the air temperature in the construction day is 25 ℃, and the template can be removed after the concrete pouring is finished for 20 hours; when the design value of the concrete strength is larger than or equal to C30, the average value of the daily temperature of construction is 25 ℃, and the template can be removed after concrete pouring is completed for 26 hours.
10. The method of claim 9, wherein the method comprises the following steps: the template encloses closes quality inspection content, inspects template size, section size, central line, height, in the same direction as straightness, roughness, closely knit degree and tautness, inspects the cleanliness in the template simultaneously, during the inspection, checks the fastening torque of fastener through the spanner, can carry out the pouring of concrete behind the qualification.
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Cited By (1)
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Application publication date: 20210702 |