CN113482150A - Elevation-adjustable node reinforcing structure based on pen hoop - Google Patents
Elevation-adjustable node reinforcing structure based on pen hoop Download PDFInfo
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- CN113482150A CN113482150A CN202110839243.4A CN202110839243A CN113482150A CN 113482150 A CN113482150 A CN 113482150A CN 202110839243 A CN202110839243 A CN 202110839243A CN 113482150 A CN113482150 A CN 113482150A
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 99
- 239000010959 steel Substances 0.000 claims abstract description 99
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 35
- 238000005728 strengthening Methods 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 claims description 32
- 239000004567 concrete Substances 0.000 claims description 14
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 239000003351 stiffener Substances 0.000 claims 9
- 238000010276 construction Methods 0.000 abstract description 40
- 238000009434 installation Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000002372 labelling Methods 0.000 abstract 2
- 238000012545 processing Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
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- 239000000463 material Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
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- 230000000149 penetrating effect Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
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- 238000009435 building construction Methods 0.000 description 2
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- 229910000975 Carbon steel Inorganic materials 0.000 description 1
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- 238000004458 analytical method Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
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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
- E04B1/20—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
- E04B1/21—Connections specially adapted therefor
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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
- 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
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
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Abstract
The invention discloses a height-adjustable node reinforcing structure based on a pen hoop, which comprises a reinforced concrete column, a connecting steel bar, a skeleton steel bar and a pen hoop, wherein one end of the connecting steel bar is embedded in the reinforced concrete column, the other end of the connecting steel bar extends out of the reinforced concrete column, the skeleton steel bar is arranged on the reinforced concrete column and is adjacent to the connecting steel bar, the pen hoop is wound on the connecting steel bar, a plurality of labeling labels are arranged on the skeleton steel bar at equal intervals, more than one pen hoop is arranged, the labeling labels correspond to the connecting steel bar and the skeleton steel bar and are distributed at equal intervals, and longitudinal steel bars are inserted between the pen hoops; this node additional strengthening of adjustable elevation based on a hoop can be quick, accurate construction, satisfies standardized technology, follows advanced ideas such as green, resources are saved, strives to promote construction quality and installation effectiveness.
Description
Technical Field
The invention relates to a height-adjustable node reinforcing structure based on a pen hoop.
Background
The assembled integral frame structure is prefabricated by adopting vertical bearing components, the node areas of the prefabricated vertical bearing components and the cast-in-place horizontal bearing components are provided with stirrups according to the stirrup encryption areas of the vertical bearing components, longitudinal steel bars penetrating through the cast-in-place horizontal bearing components are inserted, and finally concrete higher than the prefabricated vertical bearing components by one grade is poured and tamped to form the whole structure. However, the construction method has many disadvantages, and the specific analysis is as follows:
1) the vertical bearing members are prefabricated, the transverse bearing members are cast in place, longitudinal steel bars of prefabricated beam-column nodes are dense, the installation precision cannot be guaranteed by the hooping in the dense area, and the strength and the quality of the beam-column nodes are seriously influenced;
2) the stirrup frame body formed by welding the peripheral stirrups extrudes an insertion space for inserting the longitudinal steel bars of the cast-in-place reinforced concrete beam into the beam column nodes, so that the space between double rows or multiple rows of steel bars is difficult to ensure;
3) after the longitudinal steel bars need to penetrate through the cast-in-place reinforced concrete beam, the two middle double-limb hoops are manually fixed on the stirrup frame body, if the longitudinal steel bars are too dense, the situation that the longitudinal steel bars and the rear double-limb hoops are erected easily occurs, and the construction quality of the hoops in the encryption area is difficult to guarantee while the consumed time is long.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the elevation-adjustable node reinforcing structure based on the one-pen hoop, which can be used for quickly and accurately constructing, meets the requirements of standardized processes, implements advanced concepts of environmental protection, resource saving and the like, and aims to improve the construction quality and the installation efficiency.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a node additional strengthening of adjustable elevation based on a hoop, including reinforced concrete column, and one end bury in reinforced concrete column, the other end extends to the outer connecting reinforcement of reinforced concrete column, and set up on reinforced concrete column, be close to the skeleton reinforcing bar that sets up in connecting reinforcement, and twine a hoop on connecting reinforcement, the skeleton reinforcing bar on be equipped with a plurality of subsides of being the equidistance interval setting and paste the mark, a hoop is equipped with more than one, and pastes the corresponding equidistance interval distribution that is on connecting reinforcement and skeleton reinforcing bar with each, each it has longitudinal reinforcement to insert between the hoop.
Preferably, the connecting steel bars are more than one and are distributed on the concrete column in a rectangular shape.
Furthermore, in the rectangular structure formed by the connecting reinforcing steel bars, each rectangular corner point is provided with at least three connecting reinforcing steel bars, and the connecting reinforcing steel bars of each rectangular corner point are distributed in a right-angled triangle shape.
Preferably, the pen hoop is formed by bending and binding a stirrup on each connecting steel bar to form a reinforcement cage.
Furthermore, the reinforcing cage formed by each pen hoop is arranged on the connecting reinforcing steel bars in a stacked mode.
Preferably, the framework steel bars are more than one and are distributed on the concrete column in a rectangular shape.
Preferably, the pen hoop is provided with more than one C-shaped fastener, and the C-shaped fasteners are clamped on the pen hoop from the side to form clamping matching.
Furthermore, the pen hoop positioned at the topmost part and the bottommost part is fixed with the framework steel bars in a welding matching mode.
Furthermore, the spacing distance between the pen hoops is consistent with the spacing distance between the labels.
Preferably, the connecting steel bars of the reinforced concrete column are provided with shear keys and embedded lifting points in the exposure direction, the shear keys are positioned in the rectangular structures formed by the connecting steel bars, and the embedded lifting points are positioned in the shear keys.
The conventional peripheral stirrup frame body and one pen hoop are inspired by research, the elevation-adjustable node reinforcing structure based on one pen hoop has the characteristics of factory production, convenience in installation, clear partition, no need of post-installation of stirrups and the like, the requirements of on-site actual construction conditions and design drawings on prefabricated beam column nodes are fully considered, the conventional peripheral stirrup frame body and one pen hoop are combined properly, and the elevation-adjustable node reinforcing structure construction technical research based on one pen hoop, which is suitable for the engineering construction application, is determined.
Aiming at improving the quality of the prefabricated beam column joint, according to the requirements of projects on the quality of concrete engineering and the progress construction period, the construction technology adopts a joint reinforcing structure construction technology based on an adjustable elevation of a hoop, and the technology mainly comprises a hoop, a smooth round steel bar forming a hoop frame body and a buckling piece. The utility model provides a construction quality that node additional strengthening of adjustable elevation based on a hoop is favorable to improving the longitudinal reinforcement of cast-in-place reinforced concrete roof beam and the district's of encrypting stirrup in the precast beam column node, guarantees rigidity stability and anti-seismic performance, and we adopt unnecessary plain steel muscle tails to recycle in the on-the-spot steel bar processing canopy simultaneously, carries out measures such as green construction, environmental protection of implementation completely.
The invention has the beneficial effects that:
1) prepare a sufficient number of hoops according to the arrangement requirement of beam column node encryption district interval in advance, form the stirrup support body through four hot rolled plain circular reinforcing bars in the angular region of a hoop inner circle at top and bottom to a hoop in the middle is all hung through the buckle that can open and is put in a hoop below at top. The method comprises the steps that longitudinal steel bars of a cast-in-place reinforced concrete beam penetrate through a stirrup frame from bottom to top, after the longitudinal steel bars of the cast-in-place reinforced concrete beam with a dense area height are arranged, a buckle at the top of a node reinforcing structure with an adjustable height based on a pen-shaped hoop is opened, the pen-shaped hoop is placed to a mark position of the dense area and fixed on the stirrup frame until all the longitudinal steel bars penetrate through beam column nodes, and after a template support and a template are completely erected and checked to be correct, concrete with a strength level higher than that of precast column body concrete is poured at the beam column nodes; 2) the construction method has the characteristics of convenience, easiness in obtaining, simplicity in construction, reliability in stress, reasonable structure and the like, solves the problem that the construction pain points of the double-limb hoops in the column are difficult to apply due to the fact that reinforcing steel bars in beam column joint areas of the prefabricated column and the cast-in-place beam are dense, effectively ensures the construction quality of the prefabricated beam column joints, and improves the construction efficiency on site; 3) the one-pen hoops are integrally formed, the quality is good, the error is small, the processing is convenient, the method is suitable for beam column joints with higher requirements on structural strength, the high precision of factory production of prefabricated parts is realized, the convenience of simultaneously entering a construction site along with the prefabricated parts is realized, two double hoops of inner rings do not need to be laid at the intensive beam column joints manually, and the construction quality is obviously improved; 4) after a hoop is transported to a construction site, a hoop frame body can be welded by using the plain round steel reinforcement excess material of the on-site steel reinforcement processing shed, and the position of a hoop encryption area is marked by using a white marking pen or white paint, so that the installation is convenient, the material is saved, meanwhile, the welding can be carried out at the steel reinforcement processing shed on the ground, the batch transportation to a floor construction place can be realized by using a vertical transportation device, and the construction efficiency is improved; 5) the buckle arranged at the top of the stirrup frame body has low cost, is convenient and easy to obtain, is convenient to install and disassemble, can effectively ensure that a pen clip in the middle is completely and temporarily placed at the top, can ensure the convenience of taking and using a pen clip, and also vacates a construction space for penetrating a transverse longitudinal rib for a precast beam column joint, thereby facilitating the construction of teams; 6) in the process that longitudinal steel bars of a cast-in-place reinforced concrete beam penetrate through a prefabricated beam column node from bottom to top, after the longitudinal steel bars of the cast-in-place reinforced concrete beam from four directions and at the same height of a dense area are arranged, a buckle at the top of a stirrup frame body is opened, a hoop is placed to the mark position of the dense area and fixed on the stirrup frame body until all the longitudinal steel bars penetrate through the beam column node, the effect of partitioning the longitudinal steel bars of the cast-in-place reinforced concrete beam is achieved, meanwhile, if one dense area penetrates through double rows of steel bars with larger diameters, the longitudinal steel bars at the upper layer can be bound on the hoop through a steel wire rope, the space between the double rows or multiple rows of steel bars is guaranteed, and the adhesive force effect of the steel bars and concrete is improved; 7) according to the assembly type building construction principle of green construction, environmental protection and energy saving, a node reinforcing structure with adjustable elevation based on a hoop is manufactured by a factory, and meanwhile, tailings of an on-site steel bar processing shed are recycled and reused.
Drawings
FIG. 1 is a top view of an adjustable elevation node reinforcement structure based on a pen band in accordance with the present invention;
FIG. 2 is a schematic diagram of a pen holder locking state of an elevation-adjustable node reinforcement structure based on a pen holder according to the present invention;
FIG. 3 is a schematic diagram of a pen band deployed state of an adjustable elevation node reinforcement structure based on a pen band.
Detailed Description
The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.
Example 1
Referring to fig. 1-3, a node reinforcing structure capable of adjusting elevation based on a pen clip comprises a reinforced concrete column 1, a connecting steel bar 2 with one end embedded in the reinforced concrete column 1 and the other end extending out of the reinforced concrete column 1, a framework steel bar 3 arranged on the reinforced concrete column 1 and adjacent to the connecting steel bar 2, and a pen clip 4 wound on the connecting steel bar 2, wherein a plurality of labels 5 arranged at equal intervals are arranged on the framework steel bar 3, more than one pen clip 4 is arranged, the labels 5 are distributed on the connecting steel bar 2 and the framework steel bar 3 at equal intervals corresponding to the labels, longitudinal steel bars 6 are inserted between the pen clips 4, and in the embodiment, the equal intervals of the labels 5 are hoop spaces of a beam column node.
Refer to and show in fig. 1, connecting reinforcement 2 be equipped with more than one, and be the rectangle form and distribute on the concrete column, the rectangle column structure that connecting reinforcement 2 formed in, each rectangle corner point has three at least connecting reinforcement 2, and the connecting reinforcement 2 of each rectangle corner point is the triangle-shaped of right angle shape and distributes, in this embodiment, adopted twelve connecting reinforcement 2, each corner point sets up three connecting reinforcement 2 and carries out the triangle-shaped of right angle shape and distributes, is convenient for join in marriage a pen hoop 4 and twines.
Referring to fig. 1-2, a hoop 4 form the steel reinforcement cage form by a stirrup buckle ligature on each connecting reinforcement 2 assemblage, each a hoop 4 the steel reinforcement cage that forms be the range upon range of form setting on connecting reinforcement 2, skeleton reinforcing bar 3 be equipped with more than one, and be rectangle form distribution on the concrete column, through adopting each 4 backs of buckling ligatures of a hoop, carry out the interval design of one deck according to 5 intervals of subsides mark to the cooperation of inserting of vertical reinforcing bar 6.
Referring to fig. 2-3, a C-shaped buckle 7 is installed on one pen hoop 4, the C-shaped buckle 7 is provided with more than one, and is clamped on one pen hoop 4 from the side to form clamping matching, the pen hoop 4 located at the top and the bottom is fixed with the framework steel bars 3 in a welding matching mode, the spacing distance between the pen hoops 4 is consistent with the spacing distance between the labels 5, the C-shaped buckle 7 is mainly used for matching the pen hoop 4 to be bundled, the C-shaped buckle 7 adopts a detachable design, clamping is carried out when each pen hoop 4 is bundled, and the corresponding pen hoop 4 is detached when the longitudinal steel bar 6 is inserted between each pen hoop 4.
Referring to fig. 1, a shear key 8 and an embedded lifting point 9 are arranged in the exposure direction of a connecting steel bar 2 of a reinforced concrete column 1, the shear key 8 is located in a rectangular structure formed by the connecting steel bar 2, and the embedded lifting point 9 is located in the shear key 8.
Example 2
Referring to fig. 1-3, an elevation-adjustable joint strengthening method based on a pen hoop 4 includes the following steps:
1) constructing a semi-finished frame structure;
2) prefabricating a connecting steel bar 2 matched with the constructed semi-finished product frame structure based on the constructed semi-finished product frame structure, and embedding the connecting steel bar 2 into the semi-finished product frame structure;
3) welding framework steel bars 3 on the semi-finished frame structure based on the embedded connecting steel bars 2;
4) coating a plurality of labels 5 at equal intervals on the framework steel bar 3;
5) bending and binding a plurality of stirrups on each connecting steel bar 2 to form a steel bar cage shape to form a hoop 4, and enabling each hoop 4 to be arranged on the connecting steel bars 2 in a laminated manner;
6) c-shaped buckling pieces 7 are clamped into the side faces of the pen hoops 4 which are arranged in a stacked mode to be bundled;
7) and a longitudinal steel bar 6 is inserted between each pen hoop 4 by matching with the C-shaped fastener 7 to form a finished product frame structure.
In step 1), the construction method of the semi-finished frame structure comprises the following steps: the size of the prefabricated reinforced concrete column, the number and the size of the longitudinal steel bars 6 and the beam height of the cast-in-place reinforced concrete beam are calculated, and the corresponding semi-finished frame structure is produced based on the parameters.
In step 2), the number of the connecting steel bars 2 is more than one, the connecting steel bars are distributed in a rectangular shape on the semi-finished frame structure, and at least three connecting steel bars 2 are arranged at each rectangular corner.
In step 3), the skeleton reinforcing steel bars 3 are more than one and matched with the positions of the connecting reinforcing steel bars 2, and at least one skeleton reinforcing steel bar 3 is matched with the positions of the connecting reinforcing steel bars 2 at the corners of each rectangle.
In the step 4), the number of the labels 5 is N, the number of the longitudinal steel bars 6 is N, and N is N-1.
In the step 4), the interval length of the labels 5 is matched with the diameter length of the longitudinal steel bars 6.
In step 5), a pen hoop 4 include highest layer, lowest layer and intermediate level, wherein, the highest layer fix the top position at connecting reinforcement 2, the lowest layer fix the bottom position at connecting reinforcement 2, the intermediate level with paste the position looks adaptation of mark 5.
In the step 6), two groups of the C-shaped fasteners 7 are respectively arranged on two sides of one pen hoop 4, and the closing of one pen hoop 4 at each layer is performed.
In step 6), the C-shaped fastener 7 is a retractable holding member.
In step 7), when the longitudinal steel bar 6 is not inserted, the pen clip 4 in the middle layer is tied to the pen clip 4 at the highest layer through the C-shaped fastener 7, and when the longitudinal steel bar 6 is inserted, the pen clip 4 in the middle layer is pulled out through the C-shaped fastener 7 and is matched with the longitudinal steel bar 6 to perform staggered overlapping.
The invention has the beneficial effects that:
1) prepare a sufficient number of hoops according to the arrangement requirement of beam column node encryption district interval in advance, form the stirrup support body through four hot rolled plain circular reinforcing bars in the angular region of a hoop inner circle at top and bottom to a hoop in the middle is all hung through the buckle that can open and is put in a hoop below at top. The method comprises the steps that longitudinal steel bars of a cast-in-place reinforced concrete beam penetrate through a stirrup frame from bottom to top, after the longitudinal steel bars of the cast-in-place reinforced concrete beam with a dense area height are arranged, a buckle at the top of a node reinforcing structure with an adjustable height based on a pen-shaped hoop is opened, the pen-shaped hoop is placed to a mark position of the dense area and fixed on the stirrup frame until all the longitudinal steel bars penetrate through beam column nodes, and after a template support and a template are completely erected and checked to be correct, concrete with a strength level higher than that of precast column body concrete is poured at the beam column nodes; 2) the construction method has the characteristics of convenience, easiness in obtaining, simplicity in construction, reliability in stress, reasonable structure and the like, solves the problem that the construction pain points of the double-limb hoops in the column are difficult to apply due to the fact that reinforcing steel bars in beam column joint areas of the prefabricated column and the cast-in-place beam are dense, effectively ensures the construction quality of the prefabricated beam column joints, and improves the construction efficiency on site; 3) the one-pen hoops are integrally formed, the quality is good, the error is small, the processing is convenient, the method is suitable for beam column joints with higher requirements on structural strength, the high precision of factory production of prefabricated parts is realized, the convenience of simultaneously entering a construction site along with the prefabricated parts is realized, two double hoops of inner rings do not need to be laid at the intensive beam column joints manually, and the construction quality is obviously improved; 4) after a hoop is transported to a construction site, a hoop frame body can be welded by using the plain round steel reinforcement excess material of the on-site steel reinforcement processing shed, and the position of a hoop encryption area is marked by using a white marking pen or white paint, so that the installation is convenient, the material is saved, meanwhile, the welding can be carried out at the steel reinforcement processing shed on the ground, the batch transportation to a floor construction place can be realized by using a vertical transportation device, and the construction efficiency is improved; 5) the buckle arranged at the top of the stirrup frame body has low cost, is convenient and easy to obtain, is convenient to install and disassemble, can effectively ensure that a pen clip in the middle is completely and temporarily placed at the top, can ensure the convenience of taking and using a pen clip, and also vacates a construction space for penetrating a transverse longitudinal rib for a precast beam column joint, thereby facilitating the construction of teams; 6) in the process that longitudinal steel bars of a cast-in-place reinforced concrete beam penetrate through a prefabricated beam column node from bottom to top, after the longitudinal steel bars of the cast-in-place reinforced concrete beam from four directions and at the same height of a dense area are arranged, a buckle at the top of a stirrup frame body is opened, a hoop is placed to the mark position of the dense area and fixed on the stirrup frame body until all the longitudinal steel bars penetrate through the beam column node, the effect of partitioning the longitudinal steel bars of the cast-in-place reinforced concrete beam is achieved, meanwhile, if one dense area penetrates through double rows of steel bars with larger diameters, the longitudinal steel bars at the upper layer can be bound on the hoop through a steel wire rope, the space between the double rows or multiple rows of steel bars is guaranteed, and the adhesive force effect of the steel bars and concrete is improved; 7) according to the assembly type building construction principle of green construction, environmental protection and energy saving, a node reinforcing structure with adjustable elevation based on a hoop is manufactured by a factory, and meanwhile, tailings of an on-site steel bar processing shed are recycled and reused.
The above-described embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and various other modifications, substitutions and alterations can be made to the above-described structure of the present invention without departing from the basic technical concept of the present invention as described above, according to the common technical knowledge and conventional means in the field of the present invention.
Claims (10)
1. The utility model provides a node additional strengthening of adjustable elevation based on a hoop which characterized in that: including reinforced concrete column, and one end bury in reinforced concrete column, the other end extends to the outer connecting reinforcement of reinforced concrete column, and set up on reinforced concrete column, be close to the skeleton reinforcing bar that sets up in connecting reinforcement, and twine a hoop on connecting reinforcement, the skeleton reinforcing bar on be equipped with a plurality of subsides marks that are the equidistance interval and set up, a hoop is equipped with more than one, and pastes the corresponding equidistance interval distribution that is on connecting reinforcement and skeleton reinforcing bar with each, each it has vertical reinforcing bar to insert between the hoop.
2. The adjustable elevation node stiffener structure based on a ferrule of claim 1, wherein: the connecting steel bars are more than one and are distributed on the concrete column in a rectangular shape.
3. The adjustable elevation node stiffener structure based on a ferrule of claim 2, wherein: in the rectangular structure formed by the connecting reinforcing steel bars, each rectangular corner point is provided with at least three connecting reinforcing steel bars, and the connecting reinforcing steel bars of each rectangular corner point are distributed in a right-angled triangle shape.
4. The adjustable elevation node stiffener structure based on a ferrule of claim 1, wherein: the pen hoop is formed by bending and binding a stirrup on each connecting steel bar to form a steel bar cage shape.
5. The adjustable elevation node stiffener structure based on a ferrule of claim 4, wherein: and the steel bar cages formed by the pen hoops are arranged on the connecting steel bars in a laminated manner.
6. The adjustable elevation node stiffener structure based on a ferrule of claim 1, wherein: the framework steel bars are more than one and are distributed on the concrete column in a rectangular shape.
7. The adjustable elevation node stiffener structure based on a ferrule of claim 1, wherein: the pen hoop is provided with more than one C-shaped fastener, and the C-shaped fasteners are clamped on the pen hoop from the side face to form clamping matching.
8. The adjustable elevation node stiffener structure based on a ferrule of claim 7, wherein: and the pen hoop positioned at the topmost part and the bottommost part is fixed with the framework steel bars in a welding matching manner.
9. The adjustable elevation node stiffener structure based on a ferrule of claim 8, wherein: the spacing distance between the pen hoops is consistent with the spacing distance between the labels.
10. The adjustable elevation node stiffener structure based on a ferrule of any one of claims 1-9, wherein: the reinforced concrete column is characterized in that shear keys and embedded lifting points are arranged in the exposure direction of connecting steel bars of the reinforced concrete column, the shear keys are located in rectangular structures formed by the connecting steel bars, and the embedded lifting points are located in the shear keys.
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2021
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JP2002138578A (en) * | 2000-11-06 | 2002-05-14 | Yoshiyuki Shiragaki | Method for bar arrangement of main reinforcement and hoop on steel frame bar |
TW200610860A (en) * | 2004-09-17 | 2006-04-01 | Min-Huang Weng | Hoop bar and reinforcing bar connecting device |
CN103590496A (en) * | 2013-11-01 | 2014-02-19 | 广西建工集团第五建筑工程有限责任公司 | Beam and column joint stirrup framework and method for installing beam and column joint steel bars by using same |
CN210658968U (en) * | 2019-07-19 | 2020-06-02 | 余臣奎 | Auxiliary fixing framework of frame column node core stirrup cage |
TWI711749B (en) * | 2019-08-05 | 2020-12-01 | 戴雲發 | Building steel three-dimensional structure and manufacturing method thereof |
CN112942843A (en) * | 2021-02-05 | 2021-06-11 | 北京崇建工程有限公司 | Single-layer steel bar independent foundation column steel bar positioning tool and positioning method |
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