CN112554535A - Construction method for large silo top plate without supporting frame - Google Patents
Construction method for large silo top plate without supporting frame Download PDFInfo
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- CN112554535A CN112554535A CN202110045528.0A CN202110045528A CN112554535A CN 112554535 A CN112554535 A CN 112554535A CN 202110045528 A CN202110045528 A CN 202110045528A CN 112554535 A CN112554535 A CN 112554535A
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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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/24—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
- E04G3/246—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons following the inside contour of a building
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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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/20—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by walls
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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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/22—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by roofs or ceilings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to the field of building construction, in particular to a construction method of a large silo top plate without a support frame, which comprises the following steps: 1) prefabricating a central ring beam, a main beam and a secondary beam; 2) the main beam and the secondary beam are provided with scaffold stands; 3) two main steel beams are symmetrically arranged on two sides of a central ring beam, and are spliced into a straight shape on the ground to serve as a first beam to be hoisted to a ring beam at the top of the bin; 4) hoisting other main beams to the top of the bin wall and symmetrically installing the main beams; 5) hoisting the secondary beam and installing the secondary beam along the annular direction; 6) erecting a template in the air; 7) pouring beam concrete; 8) mounting a floor support plate; the invention greatly improves the construction efficiency, shortens the construction period and reduces the cost.
Description
Technical Field
The invention relates to the field of building construction, in particular to a construction method of a large silo top plate without a support frame.
Background
At present, the outer diameter of a part of reinforced concrete coal silo exceeds 30m, the height of a top plate exceeds 40m, and the design form of a silo top structure is a reinforced concrete beam plate structure, wherein a main beam of the silo top plate is arranged in a radial mode from the center to the outside, and a secondary beam is arranged in a ring mode. The traditional construction method of the cast-in-situ reinforced concrete bin top plate is that a scaffold is fully supported first, and then a bin top plate template is erected, so that a large amount of scaffold materials are occupied, the construction period is long and is generally more than 3 months; the safety is poor when the scaffold pipes, the templates and the like are dismantled; the construction turnover materials are difficult to be manually transported out from the manhole and the coal discharge hole; the construction cost of the formwork support frame is as high as 1-2 million yuan.
Disclosure of Invention
The invention aims to solve the problems of high difficulty, high cost, long construction period, more investment of steel pipe scaffolds and poor construction safety of a formwork-supporting cast-in-place reinforced concrete silo top plate and provides a construction method of a large silo top plate without a supporting frame.
The specific scheme of the invention is as follows: a construction method of a large silo roof without a support frame comprises the following steps:
1) prefabricating a central ring beam, a plurality of main beams and a plurality of secondary beams on the ground, wherein the central ring beam is arranged at the center of the silo, the main beams are arranged along the diameter direction of the silo, the secondary beams are arranged parallel to the central ring beam along the outer ring of the central ring beam, and two ends of each secondary beam are fixedly connected with the main beams;
2) installing a hand picking frame at the top of each main beam and each secondary beam, wherein the hand picking frame comprises an upper carrying pole steel pipe and a lower carrying pole steel pipe, the upper carrying pole steel pipe is positioned at the top of the main beam/the secondary beam and extends out towards two sides, the lower carrying pole steel pipe is positioned at the bottom of the main beam/the secondary beam and is parallel to the upper carrying pole steel pipe, the upper carrying pole steel pipe is connected with two ends of the lower carrying pole steel pipe through steel pipes which are arranged in a longitudinal and transverse mode, and connection points between the main beam and a central ring beam and between the main beam and the secondary beam are;
3) when the construction of the bin wall concrete is close to the bottom of a main beam, embedding a scaffold embedding piece outside the bin wall, erecting a circle of annular scaffold outside the bin wall, enabling a scaffold operating platform to be lower than the bottom of the beam, stopping the construction of the bin wall when the construction of the bin wall concrete reaches a designed elevation, and turning to a bin top beam hoisting construction stage;
4) two main steel beams are symmetrically arranged on two sides of a central ring beam, and are spliced into a straight shape on the ground to serve as a first beam, after the first beam is hoisted in place, two ends of the first beam are welded and fixed with reinforcing steel bars of a bin wall, and steel pipe inclined struts are additionally welded on two sides of the beam end respectively to ensure firmness and provide a central supporting point for the installation of other main beams;
5) hoisting other main beams to the top of the bin wall and symmetrically installing the other main beams, wherein one end of each main beam is fixedly welded with the steel bars of the bin wall, the other end of each main beam is fixedly connected with the central ring beam, and workers stand on the cantilever scaffold to weld the I-shaped steel beams of the main beams and the central ring beam;
6) hoisting the secondary beam, and integrally connecting the scaffold at the intersection of the main beam and the secondary beam into a whole after each circle of the annular secondary beam is installed;
7) after the secondary beams are completely installed, erecting beam side templates and silo wall templates by using the cantilever scaffold;
8) pouring beam concrete, and controlling the concrete pouring height at the elevation position of the bottom of the slab; when the strength of the beam concrete reaches 80% of the design strength, dismantling the beam template and the scaffold on the main beam and the secondary beam;
9) mounting a floor bearing plate between every two adjacent main beams, mounting and fixing the floor bearing plate on a secondary beam, binding reinforcing steel bars and pre-embedded line pipes on the floor bearing plate, and finally pouring cabin top ring beam concrete; and removing the scaffold on the outer wall of the silo after the construction of the silo top ring beam is finished.
In the invention, all scaffold arms are fully paved with the wood gangplank, a safety net is hung below the wood gangplank, and in the step 6), after the scaffold arms at the intersection of the main beam and the secondary beam are connected into a whole, the safety net is fully paved below the connecting area.
The central ring beam, the main beam and the secondary beam are all I-shaped steel beams, the end part of the I-shaped steel of the main beam is welded and fixed with the web plate of the I-shaped steel of the central ring beam, and the end part of the I-shaped steel of the secondary beam is welded and fixed with the web plate of the I-shaped steel of the main beam.
The girder comprises a joist steel, a plurality of positioning plates are arranged on the top surface and the bottom surface of the joist steel along the whole length, a plurality of positioning holes are formed in the positioning plates, a main steel bar penetrates through each positioning hole, a plurality of stirrups are bound on the periphery of the main steel bar, a plurality of through holes are formed in a web plate of the joist steel from top to bottom, drag hooks penetrate through the through holes, and the drag hooks extend to the two sides of the joist steel to hook the stirrups.
The secondary beam comprises I-shaped steel, a convex reinforcement cage is fixedly arranged on the top of the I-shaped steel along the whole length, stirrups at the lower part of the convex reinforcement cage are 75mm wider than each side of stirrups at the upper part, beam concrete is poured twice, the first pouring is carried out to the elevation of the bottom of a slab, the floor bearing plate is fixed on two sides of the concrete beam which is poured for the first time by adopting profiled steel plates through shooting nails, and the upper part concrete of the beam and the slab concrete are poured for the second time.
The method for installing and reinforcing the girder side template in the step 7) comprises the following steps: the beam side template is supported to the bottom elevation of the template, the outer side of the template adopts 50 multiplied by 100 battens and is vertically backed with a balk, two groups of clamping sleeves are arranged on the outer side of the battens, and two steel pipes are arranged in the clamping sleeves from top to bottom so as to clamp the template towards the middle; the method for installing and reinforcing the secondary beam side template comprises the step of erecting the beam side template to a plate bottom elevation, wherein the template is reinforced by adopting a 50X 100 wood square transverse back balk and utilizing a vertical pipe of a scaffold.
In the step 8), when pouring the ring beam concrete at the top of the bin wall, simultaneously, pre-burying upright columns with the height of 1.5m at the end of each main beam; and hanging a steel wire safety pull rope by using a stand column pre-embedded in the bin wall, and tying a safety belt by using the safety pull rope by constructors to remove the template.
Compared with the prior art, the invention has the following advantages: the bin top plate is made of prefabricated and molded steel concrete beams, the section steel beams and binding steel bars are prefabricated on the ground, safety facilities such as a scaffold are installed on the steel beams, after the steel beams are hoisted in place, the rigidity and the bearing capacity of the section steel beams are fully utilized, constructors can directly install beam templates in the air and pour beam concrete, the full-hall scaffold is avoided being built, the supporting quantity of the bin top templates is reduced, the construction period is greatly shortened, and the material cost is reduced.
Drawings
FIG. 1 is a schematic view of the inventive roof rail arrangement;
FIG. 2 is a schematic view of the main beam structure of the present invention;
FIG. 3 is a schematic view of the construction of the secondary beam of the present invention;
FIG. 4 is a schematic view of the connection of the primary and secondary beams of the present invention;
FIG. 5 is a schematic view of the connection of the main beam to the central ring beam of the present invention;
FIG. 6 is a schematic view of the scaffold erecting of the main beam and the central ring beam of the present invention;
FIG. 7 is a schematic view of the secondary beam scaffold set up of the present invention;
FIG. 8 is a schematic view of the scaffold set up on the outer side of the bin wall according to the present invention;
FIG. 9 is a schematic structural view of a first beam of the present invention;
FIG. 10 is a schematic view of the installation of the main beam form of the present invention;
FIG. 11 is a schematic view of the installation of the secondary beam form of the present invention;
FIG. 12 is a schematic view of the pre-buried pillar at the top of the bin according to the present invention;
FIG. 13 is a schematic view of the installation of the decking boards between the secondary beams;
in the figure: 1-main beam, 2-cabin wall top beam, 3-central ring beam, 4-secondary beam, 5-draw hook, 6-main rib, 7-stirrup, 8-I-steel, 9-concrete plate, 10-reinforcement cage, 11-positioning plate, 12-wood springboard, 13-scaffold, 14-safety net, 15-cabin wall, 16-batten, 17-template, 18-steel pipe, 19-upright post and 20-floor bearing plate.
Detailed Description
The construction method of the large silo top plate without the supporting frame comprises the following steps:
1) referring to fig. 1, a central ring beam, a plurality of main beams and a plurality of secondary beams are prefabricated on the ground according to a design drawing, wherein the connection relationship of the beams is as follows: the central ring beam is arranged at the center of the silo, the main beam is arranged along the diameter direction of the silo, the secondary beam is arranged along the outer ring of the central ring beam in parallel to the central ring beam, and two ends of the secondary beam are fixedly connected with the main beam;
2) referring to fig. 6 and 7, a hand picking frame is mounted at the top of each main beam and each secondary beam, the hand picking frame comprises an upper carrying pole steel pipe and a lower carrying pole steel pipe, the upper carrying pole steel pipe is positioned at the top of the main beam/the secondary beam and extends towards two sides, the lower carrying pole steel pipe is positioned at the bottom of the main beam/the secondary beam and is parallel to the upper carrying pole steel pipe, the upper carrying pole steel pipe is connected with two ends of the lower carrying pole steel pipe through steel pipes which are arranged vertically and horizontally, and connection points between the main beam and a central ring beam and between the main beam and the secondary beam are reserved;
3) when the construction of the bin wall concrete is close to the bottom of a main beam, embedding a scaffold embedding piece outside the bin wall, erecting a circle of annular scaffold outside the bin wall, enabling a scaffold operating platform to be lower than the bottom of the beam, stopping the construction of the bin wall when the construction of the bin wall concrete reaches a designed elevation, and turning to a bin top beam hoisting construction stage;
4) referring to fig. 9, two main steel beams are symmetrically installed on two sides of a central ring beam, and are spliced into a straight shape on the ground to serve as a first beam, after the first beam is hoisted in place, two ends of the first beam are welded and fixed with steel bars of a bin wall, and steel pipe inclined struts are additionally welded on two sides of the beam end respectively to ensure firmness and provide a central supporting point for installation of other main beams;
5) hoisting other main beams to the top of the bin wall and symmetrically installing the other main beams, wherein one end of each main beam is fixedly welded with the steel bars of the bin wall, the other end of each main beam is fixedly connected with the central ring beam, and workers stand on the cantilever scaffold to weld the I-shaped steel beams of the main beams and the central ring beam;
6) hoisting the secondary beam, and integrally connecting the scaffold at the intersection of the main beam and the secondary beam into a whole after each circle of the annular secondary beam is installed;
7) after the secondary beam is completely installed, erecting a beam side template by using a scaffold on the main beam and the secondary beam, and erecting a silo wall template by using a scaffold on the outer side of the silo wall;
8) pouring beam concrete, and controlling the concrete pouring height at the elevation position of the bottom of the slab; when the strength of the beam concrete reaches 80% of the design strength, dismantling the beam template and the scaffold on the main beam and the secondary beam;
9) referring to fig. 13, a floor bearing plate is installed between every two adjacent main beams, the floor bearing plate is installed and fixed on the secondary beam, reinforcing steel bars and pre-embedded line pipes are bound on the floor bearing plate, and finally, cabin top ring beam concrete is poured; and removing the scaffold on the outer wall of the silo after the construction of the silo top ring beam is finished.
Referring to fig. 6 and 7, in this embodiment, all the scaffold arms are fully paved with a wood springboard, and a safety net is suspended below the wood springboard, and in step 6), after the scaffold arms at the intersection of the primary beam and the secondary beam are connected into a whole, the safety net is fully paved below the connection area.
Referring to fig. 4 and 5, in this embodiment, the central ring beam, the main beam, and the secondary beam all adopt i-beams, the end of the i-beam of the main beam is welded and fixed to the web of the i-beam of the central ring beam, and the end of the i-beam of the secondary beam is welded and fixed to the web of the i-beam of the main beam.
Referring to fig. 2, in this embodiment, the girder includes the i-steel, and a plurality of locating plates are all equipped with along the full length in the top surface and the bottom surface of i-steel, are equipped with a plurality of locating hole on the locating plate, and a main reinforcing bar has been worn to have in every locating hole, and the peripheral ligature of main reinforcing bar has a plurality of stirrup, and the web of i-steel is from last to being equipped with a plurality of through-hole down, wears to be equipped with the drag hook in the through-hole, and the drag hook stretches.
Referring to fig. 3, the secondary beam of the present embodiment includes an i-beam, a convex reinforcement cage is fixedly installed along the full length of the top of the i-beam, a stirrup on the lower portion of the convex reinforcement cage is 75mm wider than each side of a stirrup on the upper portion, beam concrete is poured twice, the beam concrete is poured to a slab bottom elevation for the first time, the floor support plate is fixed on two sides of the concrete beam which is poured for the first time through a nail, and the upper portion concrete of the beam and the slab concrete are poured for the second time together.
Referring to fig. 10, the method for installing and reinforcing the main beam side formwork in step 7) of this embodiment includes: the beam side template is supported to the bottom elevation of the template, the outer side of the template adopts 50 multiplied by 100 battens and is vertically backed with a balk, two groups of clamping sleeves are arranged on the outer side of the battens, and two steel pipes are arranged in the clamping sleeves from top to bottom so as to clamp the template towards the middle; referring to fig. 11, the method for installing and reinforcing the secondary beam side template includes erecting the beam side template to a bottom elevation, and reinforcing the template by using 50 × 100 square transverse back balk and using a vertical pipe of the scaffold.
Referring to fig. 12, in step 8) of this embodiment, when pouring the ring beam concrete at the top of the silo wall, an upright column with a height of 1.5m is embedded at the end of each main beam; and hanging a steel wire safety pull rope by using a stand column pre-embedded in the bin wall, and tying a safety belt by using the safety pull rope by constructors to remove the template.
Claims (7)
1. A construction method of a large silo roof without a supporting frame is characterized by comprising the following steps: the method comprises the following steps:
1) prefabricating a central ring beam, a plurality of main beams and a plurality of secondary beams on the ground, wherein the central ring beam is arranged at the center of the silo, the main beams are arranged along the diameter direction of the silo, the secondary beams are arranged parallel to the central ring beam along the outer ring of the central ring beam, and two ends of each secondary beam are fixedly connected with the main beams;
2) installing a hand picking frame at the top of each main beam and each secondary beam, wherein the hand picking frame comprises an upper carrying pole steel pipe and a lower carrying pole steel pipe, the upper carrying pole steel pipe is positioned at the top of the main beam/the secondary beam and extends out towards two sides, the lower carrying pole steel pipe is positioned at the bottom of the main beam/the secondary beam and is parallel to the upper carrying pole steel pipe, the upper carrying pole steel pipe is connected with two ends of the lower carrying pole steel pipe through steel pipes which are arranged in a longitudinal and transverse mode, and connection points between the main beam and a central ring beam and between the main beam and the secondary beam are;
3) when the construction of the bin wall concrete is close to the bottom of a main beam, embedding a scaffold embedding piece outside the bin wall, erecting a circle of annular scaffold outside the bin wall, enabling a scaffold operating platform to be lower than the bottom of the beam, stopping the construction of the bin wall when the construction of the bin wall concrete reaches a designed elevation, and turning to a bin top beam hoisting construction stage;
4) two main steel beams are symmetrically arranged on two sides of a central ring beam, and are spliced into a straight shape on the ground to serve as a first beam, after the first beam is hoisted in place, two ends of the first beam are welded and fixed with reinforcing steel bars of a bin wall, and steel pipe inclined struts are additionally welded on two sides of the beam end respectively to ensure firmness and provide a central supporting point for the installation of other main beams;
5) hoisting other main beams to the top of the bin wall and symmetrically installing the other main beams, wherein one end of each main beam is fixedly welded with the steel bars of the bin wall, the other end of each main beam is fixedly connected with the central ring beam, and workers stand on the cantilever scaffold to weld the I-shaped steel beams of the main beams and the central ring beam;
6) hoisting the secondary beam, and integrally connecting the scaffold at the intersection of the main beam and the secondary beam into a whole after each circle of the annular secondary beam is installed;
7) after the secondary beams are completely installed, erecting beam side templates and silo wall templates by using the cantilever scaffold;
8) pouring beam concrete, and controlling the concrete pouring height at the elevation position of the bottom of the slab; when the strength of the beam concrete reaches 80% of the design strength, dismantling the beam template and the scaffold on the main beam and the secondary beam;
9) mounting a floor bearing plate between every two adjacent main beams, mounting and fixing the floor bearing plate on a secondary beam, binding reinforcing steel bars and pre-embedded line pipes on the floor bearing plate, and finally pouring cabin top ring beam concrete; and removing the scaffold on the outer wall of the silo after the construction of the silo top ring beam is finished.
2. The construction method of the large silo roof support-free frame as claimed in claim 1, wherein the construction method comprises the following steps: wood gangboards are fully paved on all the scaffold arms, safety nets are hung below the wood gangboards, and in the step 6), after the scaffold arms at the intersection of the main beam and the secondary beam are connected into a whole, the safety nets are fully paved below the connecting area.
3. The construction method of the large silo roof support-free frame as claimed in claim 1, wherein the construction method comprises the following steps: the central ring beam, the main beam and the secondary beam are all H-shaped steel beams, the end part of the H-shaped steel of the main beam is welded and fixed with the web plate of the H-shaped steel of the central ring beam, and the end part of the H-shaped steel of the secondary beam is welded and fixed with the web plate of the H-shaped steel of the main beam.
4. The construction method of the large silo roof support-free frame as claimed in claim 1, wherein the construction method comprises the following steps: the girder includes the I-steel, and a plurality of locating plate is all equipped with along the full length in the top surface and the bottom surface of I-steel, is equipped with a plurality of locating hole on the locating plate, has worn a main reinforcing bar in every locating hole, and the peripheral ligature of main reinforcing bar has a plurality of stirrup, and the web of I-steel is from last to being equipped with a plurality of through-hole down, wears to be equipped with the drag hook in the through-hole, and the drag hook stretches to the I-steel both sides and hooks.
5. The construction method of the large silo roof support-free frame as claimed in claim 1, wherein the construction method comprises the following steps: the secondary beam comprises I-shaped steel, a convex reinforcement cage is fixedly arranged at the top of the I-shaped steel along the full length, stirrups at the lower part of the convex reinforcement cage are 75mm wider than each side of stirrups at the upper part, beam concrete is poured twice, the elevation of the bottom of the slab is poured for the first time, the floor support plate is fixed on two sides of the concrete beam poured for the first time by adopting profiled steel plates through shooting nails, and the concrete at the upper part of the beam and the slab concrete are poured for the second time together.
6. The construction method of the large silo roof support-free frame as claimed in claim 1, wherein the construction method comprises the following steps: the method for installing and reinforcing the girder side template in the step 7) comprises the following steps: the beam side template is supported to the bottom elevation of the template, the outer side of the template adopts 50 multiplied by 100 battens and is vertically backed with a balk, two groups of clamping sleeves are arranged on the outer side of the battens, and two steel pipes are arranged in the clamping sleeves from top to bottom so as to clamp the template towards the middle; the method for installing and reinforcing the secondary beam side template comprises the step of erecting the beam side template to a plate bottom elevation, wherein the template is reinforced by adopting a 50X 100 wood square transverse back balk and utilizing a vertical pipe of a scaffold.
7. The construction method of the large silo roof support-free frame as claimed in claim 1, wherein the construction method comprises the following steps: in the step 8), when pouring the ring beam concrete at the top of the bin wall, simultaneously embedding upright columns with the height of 1.5m at the end of each main beam; and hanging a steel wire safety pull rope by using a stand column pre-embedded in the bin wall, and tying a safety belt by using the safety pull rope by constructors to remove the template.
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| CN202110045528.0A CN112554535B (en) | 2021-01-14 | 2021-01-14 | Construction method for large silo top plate without supporting frame |
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| CN202110045528.0A CN112554535B (en) | 2021-01-14 | 2021-01-14 | Construction method for large silo top plate without supporting frame |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288504A (en) * | 2022-09-21 | 2022-11-04 | 中国二十二冶集团有限公司 | Construction method of concrete floor on top of large-scale bin body structure |
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| DE3713545A1 (en) * | 1986-04-22 | 1987-10-29 | Franz Sammer | Scaffolding, in particular for carrying out painting work in silos |
| EA200300167A1 (en) * | 2000-07-19 | 2003-08-28 | Констрюксьон Эндюстриель Де Ля Медитерране (К.Н.Э.М.) | METHOD OF CONNECTING BEAMS FOR FORMING A CARRIER DESIGN OF A BUILDING |
| CN110725597A (en) * | 2019-10-23 | 2020-01-24 | 中国十九冶集团有限公司 | Construction platform erection structure and method for ring beam at top of concrete silo |
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2021
- 2021-01-14 CN CN202110045528.0A patent/CN112554535B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3713545A1 (en) * | 1986-04-22 | 1987-10-29 | Franz Sammer | Scaffolding, in particular for carrying out painting work in silos |
| EA200300167A1 (en) * | 2000-07-19 | 2003-08-28 | Констрюксьон Эндюстриель Де Ля Медитерране (К.Н.Э.М.) | METHOD OF CONNECTING BEAMS FOR FORMING A CARRIER DESIGN OF A BUILDING |
| CN110725597A (en) * | 2019-10-23 | 2020-01-24 | 中国十九冶集团有限公司 | Construction platform erection structure and method for ring beam at top of concrete silo |
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| Title |
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| 张利等: "大直径筒仓仓顶结构施工技术", 《山西建筑》 * |
| 杨庆国等: "筒仓顶锥壳施工的支撑体系设计与应用", 《建筑施工》 * |
| 郭新刚: "仓锥壳仓顶混凝土结构无架体施工方法", 《工程建设与设计》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288504A (en) * | 2022-09-21 | 2022-11-04 | 中国二十二冶集团有限公司 | Construction method of concrete floor on top of large-scale bin body structure |
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