CN113047437B - Concrete string barrel structure and steel pipe concrete pouring construction method - Google Patents
Concrete string barrel structure and steel pipe concrete pouring construction method Download PDFInfo
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- CN113047437B CN113047437B CN202110370209.7A CN202110370209A CN113047437B CN 113047437 B CN113047437 B CN 113047437B CN 202110370209 A CN202110370209 A CN 202110370209A CN 113047437 B CN113047437 B CN 113047437B
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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
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
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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
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
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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 concrete string barrel structure and a steel pipe concrete pouring construction method, and relates to the technical field of steel-concrete structures. This concrete string bucket structure, including cluster bucket and fixed plate, cluster bucket and fixed plate pass through the screw and connect, the cluster bucket comprises cluster pipe, hopper, rings, adapter sleeve, connecting plate, screw hole and screw, and the hopper bottom sets up adapter sleeve, upper portion and connects rings, and the connecting plate setting is in cluster pipe periphery, and a plurality of screw holes are seted up to the symmetry on the connecting plate. According to the concrete string barrel structure and the steel tube concrete pouring construction method, through the construction method and the improvement of the concrete string barrel structure, the asynchronous construction of the steel tube concrete high-quality pouring of the steel frame-reinforced concrete core tube structure is realized, and the problem of steel tube concrete pouring caused by the height difference between the core tube and the outer frame and the height of the steel tube is solved.
Description
Technical Field
The invention relates to the technical field of reinforced concrete structures, in particular to a concrete barrel stringing structure and a steel pipe concrete pouring construction method.
Background
With the development of the building industry, the steel-concrete structure system has the advantages of a steel structure and a concrete structure, and has low cost, good economy and high construction speed, and the steel-concrete structure gradually becomes the main structural form of a high-rise building, particularly an ultra-high-rise building.
In the steel-concrete structure, the steel pipe concrete is applied more generally due to the advantages of high bearing capacity, good ductility, excellent anti-seismic performance, fire resistance, corrosion resistance and the like, according to the characteristics of the steel-concrete structure, the core tube concrete structure generally leads the construction of an outer steel frame, the concrete pouring is mostly carried out by adopting a spreader, the steel pipe concrete is usually poured by adopting a high-throwing method or a pressure pouring method, the operation radius of the spreader is certain, but the concrete of the steel pipe concrete column of the outer steel frame is difficult to pour due to the height difference between the core tube and the outer frame.
In engineering construction, in order to improve the hoisting efficiency of the outer steel frame of the steel-concrete structure, the steel pipe column and other members are divided into two layers or three layers, and the height of the steel pipe concrete is increased according to the selected hoisting capacity of the tower crane, and the concrete is easy to segregate.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a concrete barrel stringing structure and a steel tube concrete pouring construction method, which solve the problems that concrete pouring is mostly carried out by adopting a spreader, the steel tube concrete is usually poured by adopting a high-cast method or a pressure pouring method, the working radius of the spreader is certain, but the concrete of an outer steel tube concrete column of an outer steel frame is difficult to pour due to the height difference between a core barrel and an outer frame, and simultaneously, in order to improve the lifting efficiency of the outer steel frame of the steel concrete structure, the height of the steel tube concrete self-pouring is increased and the concrete is easy to be separated due to two layers or three layers of one section of components such as the steel tube column and the like according to the selected hoisting capacity of a tower crane.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a concrete string barrel structure comprises a string barrel and a fixed plate, wherein the string barrel is connected with the fixed plate through screws, the string barrel comprises a string pipe, a hopper, a hanging ring, a connecting sleeve, a connecting plate, screw holes and screws, the connecting sleeve is arranged at the bottom of the hopper, the upper portion of the hopper is connected with the hanging ring, the connecting plate is arranged on the periphery of the string pipe, a plurality of screw holes are symmetrically formed in the connecting plate, the screws are matched with the screw holes, the string pipe is a hollow round pipe and is preferably made of galvanized steel pipes, an outer screw thread is arranged at the upper end of the connecting pipe and is used for being connected with the hopper, the diameter of the connecting pipe is slightly smaller than the size of a filling hole formed in the top of the steel pipe column, the pipe length is determined according to the height difference between a core cylinder and the steel pipe column and the height of concrete to be filled in the steel pipe column, the hopper is of an inverted trapezoidal thin-wall structure with an open upper portion, the connecting sleeve with an inner sleeve wire is arranged in the center of the bottom of the hopper and is used for being connected with the string pipe, the connecting sleeve is a hollow round pipe and is preferably made of galvanized steel pipe, connecting sleeve internal mantle fiber specification and cluster outside the pipe screw thread phase-match, rings should be symmetrical to set up the lateral wall at the hopper, and rings should be the U-shaped structure that the round steel was made, and quantity should be 2, and the connecting plate is made for the steel sheet of center trompil, and connecting plate center trompil diameter slightly is greater than cluster external diameter to so that the connecting plate passes cluster and its welded connection, the screw hole that the connecting plate set up all around and supporting screw quantity should be 4, the fixed plate comprises base, spacing groove, locating pin, drill way, stabilizator pipe and bolt hole, and base upper portion sets up constant head tank and bolt hole, and base lower part symmetry sets up a plurality of locating pins, and the drill way is seted up at the base center, and the stabilizator pipe corresponds the drill way and connects perpendicularly in the base bottom.
Preferably, the base is made of a steel plate with an orifice in the center, and the diameter of the orifice is larger than the outer diameter of the string pipe and smaller than the size of a filling hole formed in the top of the steel pipe column.
Preferably, the stabilizing pipe is a hollow round pipe, the outer diameter of the stabilizing pipe is slightly smaller than the inner diameter of the orifice and slightly larger than the outer diameter of the string pipe, and the stabilizing pipe penetrates through the orifice and is connected with the base in a welding mode.
Preferably, the limiting groove is a circle of closed steel plate groove arranged at the top of the base, and the clearance size of the limiting groove is larger than the outer side size of the connecting plate.
Preferably, the positioning pins are cylindrical pin columns, the outer diameters of the positioning pins are slightly smaller than the hole diameters of the reserved exhaust holes in the tops of the steel pipe columns, the number of the positioning pins is preferably 4, and the specifications, the number and the positions of the bolt holes correspond to those of the screw holes
A steel pipe concrete pouring construction method of a concrete string barrel structure comprises the concrete string barrel structure, and specifically comprises the following operations:
s1, processing a barrel stringing structure. Determining the pipe diameter of the string pipe, the length and the width of the connecting plate, the specification and the quantity of the screw holes and the screw nails according to the section size of the steel pipe column and the sizes of the concrete pouring holes and the exhaust holes reserved at the top of the steel pipe column, determining the length of the string pipe according to the height of the steel pipe column and the height difference between the steel pipe column and the core barrel, and processing a string barrel structure;
s2, assembling the barrel stringing structure. And connecting the string pipe with the string pipe and connecting the string pipe with the connecting sleeve to carry out barrel stringing structure assembly.
And S3, mounting a fixing plate. And (3) stably and rightly installing the fixed plate base at the top of the steel pipe column, inserting the stabilizing pipe into the reserved concrete pouring hole of the steel pipe column, and inserting the positioning pin into the reserved exhaust hole of the steel pipe column.
And S4, mounting the string barrel. The tower crane is adopted to hoist the hanging ring for barrel stringing installation, the stringing pipe is inserted into the stabilizing pipe, the connecting plate is installed in the limiting groove, and the screw nail sequentially penetrates through the screw hole and the bolt hole to connect the connecting plate with the base.
And S5, pouring concrete in the steel pipe. And (3) injecting concrete into the hopper by using a distributor, pouring the concrete into the steel pipe along the pipe string until the pouring is finished, and moving to the next steel pipe column for concrete pouring construction.
(III) advantageous effects
The invention provides a concrete string barrel structure and a steel pipe concrete pouring construction method. The method has the following beneficial effects: according to the concrete string barrel structure and the steel tube concrete pouring construction method, through the construction method and the improvement of the concrete string barrel structure, the asynchronous construction of the steel tube concrete high-quality pouring of the steel frame-reinforced concrete core tube structure is realized, and the problem of steel tube concrete pouring caused by the height difference between the core tube and the outer frame and the height of the steel tube is solved.
Drawings
FIG. 1 is a schematic front elevation view of the present invention.
FIG. 2 is a front elevation view of the fixing plate of the present invention.
Fig. 3 is a schematic plan view of a fixing plate according to the present invention.
Fig. 4 is a schematic view of the working state of the present invention.
In the figure: 1. stringing barrels; 1-1, stringing tubes; 1-2, a hopper; 1-3, a hanging ring; 1-4, connecting a sleeve; 1-5, connecting plates; 1-6, silk hole; 1-7, silk nails; 2. a fixing plate; 2-1, a base; 2-2, a limiting groove; 2-3, positioning pins; 2-4, a hole opening; 2-5, a stabilizing pipe; 2-6, bolt holes; 3. a core barrel; 4. a material distributor.
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. 1-4, the present invention provides a technical solution: a concrete string barrel structure comprises a string barrel and a fixed plate, wherein the string barrel is connected with the fixed plate through screws, the string barrel comprises a string pipe, a hopper, a hanging ring, a connecting sleeve, a connecting plate, screw holes and screws, the bottom of the hopper is provided with the connecting sleeve, the upper part of the hopper is connected with the hanging ring, the connecting plate is arranged on the periphery of the string pipe, a plurality of screw holes are symmetrically formed in the connecting plate, the screws are matched with the screw holes, the string pipe is a hollow round pipe and is preferably made of galvanized steel pipes, an external screw thread is arranged at the upper end of the connecting plate and is used for being connected with the hopper, the diameter of the connecting plate is slightly smaller than the size of a filling hole formed in the top of the steel pipe column, the pipe length is determined according to the height difference between a core cylinder and the steel pipe column and the height of concrete to be filled in the steel pipe column, the hopper is of an inverted trapezoidal thin-wall structure with an open upper part, the connecting sleeve pipe with an internal sleeve screw thread is arranged in the center of the bottom of the hopper and is used for being connected with the string pipe, the connecting sleeve pipe is preferably made of the hollow round pipe and is made of the galvanized steel pipe, the connecting sleeve pipe, the specification of the connecting sleeve pipe is matched with the external screw thread outside the string pipe, the hanging rings are symmetrically arranged on the side wall of the hopper, the hanging rings are of a U-shaped structure made of round steel and are 2 in number, the connecting plates are made of steel plates with holes in the centers, the diameter of the holes in the centers of the connecting plates is slightly larger than the outer diameter of the string pipes so that the connecting plates can penetrate through the string pipes to be welded with the string pipes, the number of the screw holes and the number of the matched screws which are arranged on the peripheries of the connecting plates are 4, the fixing plate is composed of a base, a limiting groove, a positioning pin, an orifice, a stabilizing pipe and a bolt hole, a positioning groove and a bolt hole are arranged on the upper portion of the base, a plurality of positioning pins are symmetrically arranged on the lower portion of the base, the orifice is arranged in the center of the base, the stabilizing pipe is vertically connected to the bottom of the base corresponding to the orifice, the steel plates with orifices in the centers are made of steel plates, the diameters of the orifices are larger than the outer diameter of the string pipes and smaller than the size of the filling holes arranged on the tops of the steel pipe columns, the stabilizing pipe is a hollow round pipe, the outer diameter of the stabilizing pipe is slightly smaller than the inner diameter of the orifice and slightly smaller than the outer diameter of the string pipe, the stabilizing pipe passes drill way and base welded connection, and the spacing groove is for setting up the round closed steel plate groove at the base top, and spacing groove clearance size is greater than connecting plate outside dimension, and the locating pin is cylindrical round pin post, and the locating pin external diameter slightly is less than the steel-pipe column top and reserves exhaust hole aperture, and locating pin quantity should be 4, and bolt hole specification, quantity and position are corresponding with the screw hole.
A steel pipe concrete pouring construction method of a concrete string barrel structure comprises the concrete string barrel structure and specifically comprises the following operations:
s1, processing a barrel stringing structure. Determining the pipe diameter of the string pipe, the length and the width of the connecting plate, the specification and the quantity of the screw holes and the screw nails according to the section size of the steel pipe column and the sizes of the concrete pouring holes and the exhaust holes reserved at the top of the steel pipe column, determining the length of the string pipe according to the height of the steel pipe column and the height difference between the steel pipe column and the core barrel, and processing a string barrel structure;
s2, assembling the barrel stringing structure. And connecting the string pipe with the string pipe and connecting the string pipe with the connecting sleeve to carry out barrel stringing structure assembly.
And S3, mounting a fixing plate. And (3) stably and rightly installing the fixed plate base at the top of the steel pipe column, inserting the stabilizing pipe into the reserved concrete pouring hole of the steel pipe column, and inserting the positioning pin into the reserved exhaust hole of the steel pipe column.
And S4, mounting the string barrel. The tower crane is adopted to hoist the hanging ring for barrel stringing installation, the stringing pipe is inserted into the stabilizing pipe, the connecting plate is installed in the limiting groove, and the screw nail sequentially penetrates through the screw hole and the bolt hole to connect the connecting plate with the base.
And S5, pouring concrete in the steel pipe. And (3) injecting concrete into the hopper by using a distributor, pouring the concrete into the steel pipe along the pipe string until the pouring is finished, and moving to the next steel pipe column for concrete pouring construction.
In summary, the concrete string barrel structure and the steel pipe concrete pouring construction method realize the asynchronous construction of the steel pipe concrete high-quality pouring of the steel frame-reinforced concrete core barrel structure through the construction method and the improvement of the concrete string barrel structure, and solve the difficult problems of the steel pipe concrete pouring caused by the height difference between the core barrel and the outer frame and the height of the steel pipe.
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 (3)
1. The utility model provides a concrete cluster bucket structure, includes cluster bucket and fixed plate, cluster bucket and fixed plate pass through the silk nail and connect its characterized in that: the stringing barrel comprises a stringing pipe, a hopper, a hanging ring, a connecting sleeve, a connecting plate, a screw hole and a screw nail, wherein the connecting sleeve is arranged at the bottom of the hopper, the upper part of the hopper is connected with the hanging ring, the connecting plate is arranged at the periphery of the stringing pipe, a plurality of screw holes are symmetrically formed in the connecting plate, the screw nail is matched with the screw hole, the stringing pipe is a hollow round pipe and is made of galvanized steel pipes, an external screw thread is arranged at the upper end of the stringing pipe and is used for being connected with the hopper, the pipe diameter of the connecting plate is smaller than the size of a filling hole formed in the top of a steel pipe column, the pipe length of the connecting plate is determined according to the height difference between a core barrel and the steel pipe column and the height of concrete to be filled in the steel pipe column, the hopper is of an inverted trapezoidal wall structure with an open upper part, the connecting sleeve with an internal screw thread is arranged at the center of the bottom of the hopper and is used for being connected with the stringing pipe, the connecting sleeve is a hollow round pipe, the specification of the internal screw thread of the connecting sleeve is matched with the external screw nail, the hanging ring is symmetrically arranged on the side wall of the hopper, and is a U-shaped structure made of round steel, the number of the connecting plates is 2, the connecting plates are made of steel plates with holes at the centers, the diameter of the holes at the centers of the connecting plates is larger than the outer diameter of the string pipes, so that the connecting plates can penetrate through the string pipes to be connected with the string pipes in a welding mode, the number of the screw holes arranged on the periphery of the connecting plates and the number of the matched screw nails are 4, the fixing plate consists of a base, a limiting groove, a positioning pin, an orifice, a stabilizing pipe and a bolt hole, the upper portion of the base is provided with a positioning groove and a bolt hole, the lower portion of the base is symmetrically provided with a plurality of positioning pins, the orifice is formed in the center of the base, and the stabilizing pipe is vertically connected to the bottom of the base corresponding to the orifice;
the outer diameter of the stabilizing pipe is smaller than the inner diameter of the orifice and larger than the outer diameter of the string pipe, and the stabilizing pipe penetrates through the orifice and is connected with the base in a welding manner;
the limiting groove is a circle of closed steel plate groove arranged at the top of the base, and the clearance size of the limiting groove is larger than the outer edge size of the connecting plate;
the positioning pins are cylindrical pin columns, the outer diameters of the positioning pins are smaller than the hole diameters of the reserved exhaust holes in the tops of the steel pipe columns, the number of the positioning pins is 4, and the specifications, the number and the positions of the bolt holes correspond to those of the screw holes.
2. A concrete stringing bucket structure as claimed in claim 1, wherein: the base is made of a steel plate with a hole at the center, and the diameter of the hole is larger than the outer diameter of the string pipe and smaller than the size of a filling hole formed in the top of the steel pipe column.
3. A steel pipe concrete pouring construction method of a concrete string barrel structure is characterized by comprising the following steps: the concrete stringing barrel structure comprising the concrete stringing barrel structure as claimed in claim 1, is operated as follows:
s1, processing a string barrel structure, namely determining the pipe diameter of a string pipe, the length and the width of a connecting plate, and the specification and the quantity of screw holes and screw nails according to the section size of a steel pipe column and the sizes of a concrete pouring hole and an exhaust hole reserved at the top of the steel pipe column, determining the length of the string pipe according to the height of the steel pipe column and the height difference between the steel pipe column and a core barrel, and processing the string barrel structure;
s2, assembling a barrel stringing structure, namely connecting a stringing pipe with the stringing pipe, and connecting the stringing pipe with a connecting sleeve to assemble the barrel stringing structure;
s3, mounting a fixed plate, namely stably aligning and mounting a base of the fixed plate on the top of the steel pipe column, inserting a stabilizing pipe into a reserved concrete pouring hole of the steel pipe column, and inserting a positioning pin into a reserved exhaust hole of the steel pipe column;
s4, barrel stringing installation, namely, barrel stringing installation is carried out by adopting a hoisting ring of a tower crane to insert a string pipe into a stable pipe, a connecting plate is installed in a limiting groove, and a screw sequentially penetrates through a screw hole and a bolt hole to connect the connecting plate with a base;
and S5, pouring concrete into the steel pipe, namely pouring the concrete into the hopper by using a distributing machine, pouring the concrete into the steel pipe along the pipe string until the pouring is finished, and moving to the next steel pipe column for concrete pouring construction.
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| CN113818694B (en) * | 2021-07-16 | 2022-09-23 | 中国建筑一局(集团)有限公司 | Construction method of construction system for pouring steel pipe column without dismantling sealing plate |
| CN114704030B (en) * | 2022-02-24 | 2023-11-28 | 中国华西企业股份有限公司 | Prefabricated steel pipe column applied to roof system, pouring method of prefabricated steel pipe column and concrete |
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| CN112252476A (en) * | 2020-10-29 | 2021-01-22 | 中国十九冶集团有限公司 | Large-scale steel pipe concrete column pouring construction structure and construction method |
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| CN103046542B (en) * | 2012-12-04 | 2015-09-30 | 中建三局建设工程股份有限公司 | Deep foundation pit inner support steel tube column and cast-in-place concrete pile construction technology simultaneously |
| CN202969944U (en) * | 2012-12-29 | 2013-06-05 | 天津众业石化建筑安装工程有限公司 | Concrete pouring blanking appliance |
| KR101484987B1 (en) * | 2013-03-11 | 2015-01-23 | 주식회사 포스코건설 | Hopper device for constructing concrete filled steel tube |
| CN209066890U (en) * | 2018-11-06 | 2019-07-05 | 中国建筑第二工程局有限公司 | A kind of basement shear wall or column are poured with concrete discharging utensil |
| CN210563446U (en) * | 2019-07-18 | 2020-05-19 | 中建八局第二建设有限公司 | Novel inside pouring of strength steel concrete post device |
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| CN112252476A (en) * | 2020-10-29 | 2021-01-22 | 中国十九冶集团有限公司 | Large-scale steel pipe concrete column pouring construction structure and construction method |
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