CN112302255A - Frame column inverted insertion combined system and construction method - Google Patents
Frame column inverted insertion combined system and construction method Download PDFInfo
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- CN112302255A CN112302255A CN202011169586.6A CN202011169586A CN112302255A CN 112302255 A CN112302255 A CN 112302255A CN 202011169586 A CN202011169586 A CN 202011169586A CN 112302255 A CN112302255 A CN 112302255A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
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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
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
- E04B1/355—Extraordinary methods of construction, e.g. lift-slab, jack-block characterised by the tilting up of whole buildings or sections thereof, e.g. walls, portal frames
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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
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
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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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
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Abstract
The invention relates to a frame column inverted insertion combined system and a construction method, wherein the frame column inverted insertion combined system is characterized in that each sleeve is accurately positioned between two pile foundations of a bearing platform or in a short column, concrete is poured to form the bearing platform and the short column, two cable wind rope positioning anchoring pieces are pre-embedded in the concrete of the bearing platform, a reinforcement cage of an upper frame column and a column steel mould are integrally matched, each longitudinal steel bar in the reinforcement cage of the upper frame column is correspondingly inserted into a pre-embedded sleeve with grouting, two ends of two cable wind ropes are respectively connected with the two cable wind rope positioning anchoring pieces and two hanging point anchoring pieces on the column steel mould, and concrete is poured into the reinforcement cage of the upper frame column to form an integral frame column. The invention has the characteristics of reasonable design, good bearing performance, simple and convenient construction and installation, small influence by weather and places, recyclable materials and the like, and effectively solves the problems that a template supporting system is easy to sink, the material demand is large, the risk factors of high formwork support in structural construction are more, the construction progress is slow and the like when a house core is not hardened.
Description
Technical Field
The invention relates to a frame column inverted insertion combined system and a construction method, which are suitable for frame column construction and independent column construction of large-scale multi-storey logistics warehouses or high clear buildings.
Background
With the development of logistics in modern cities, the demand for multi-layer logistics warehouses is larger and larger, and the large multi-layer logistics warehouses with high headroom are inevitably increased. The method is characterized in that a common formwork support is adopted for construction under normal conditions, various steel pipes and support systems in the current market belong to a high-size formwork support aiming at logistics warehouses under the conditions of high headroom and high span, the danger coefficient is large in the construction process, and the amount of the common steel pipes and the formwork wood beams is large. Therefore, higher requirements are provided for construction, and how to construct the large-span high-clearance warehouse is a great problem in the construction process of each large-scale multi-layer logistics warehouse.
Disclosure of Invention
The invention aims to overcome the problems and the defects in the prior art, provides the frame column inverted insertion combined system and the construction method, has strong applicability, and effectively solves the problem of high and large formwork support. And the frame column is inserted upside down without being limited by the field, can be directly transported to the field after being processed in a factory or a site prefabricating point, and can be produced in batches. Compared with the traditional construction process (such as a cast-in-place structure), the processing process is convenient and simple to construct, greatly improves the construction efficiency, and shortens the construction period through batch production. The protection support body that the independent post was set up has been avoided, consolidate and adjust the straightness that hangs down to the post through the guy rope, safety guarantee has been improved, construction quality obtains very big improvement, it is few to on-the-spot raise dust pollution, do not have building rubbish, it is obvious to have accomplished energy-conservation and environmental protection again and than traditional formwork, set up protection scaffold, the aspect effect such as frame post location, the biggest characteristics are simple structure, the design is light and handy, simple to operate, economical and practical effectively accelerates the construction progress, shorten the construction period in whole commodity circulation warehouse, the perpendicular and the quality of frame post construction have been guaranteed.
The technical scheme of the invention is as follows:
the utility model provides a frame post inserts combined system upside down, includes cushion cap, a plurality of sleeve pipes, two cable wind rope location anchor assembly, upper portion frame post, post steel mould, two cable wind ropes, its characterized in that: each sleeve is accurately positioned between two pile foundations of the bearing platform, concrete is poured to form the bearing platform, two cable wind rope positioning anchoring parts are respectively embedded in the concrete of the bearing platform, a steel reinforcement cage of an upper frame column and a column steel mold are integrally matched, each longitudinal steel bar in the steel reinforcement cage of the upper frame column is correspondingly inserted into the embedded sleeve with grouting, two ends of each cable wind rope are respectively connected with the two cable wind rope positioning anchoring parts and two hoisting point anchoring parts on the column steel mold, and the concrete is poured into the steel reinforcement cage of the upper frame column to form the integral frame column.
The utility model provides a frame post inserts combined system upside down, includes cushion cap, a plurality of sleeve pipes, short post, two cable wind rope location anchor assembly, upper portion frame post, post steel mould, four cable wind ropes, its characterized in that: the reinforcement cage of the short column is arranged between two pile foundations of the bearing platform, each sleeve is accurately positioned in the reinforcement cage of the short column, concrete is poured to form the bearing platform and the short column, two cable wind rope positioning anchoring parts are respectively embedded in concrete of the bearing platform, the reinforcement cage of the upper frame column and a column steel mold are integrally matched, each longitudinal steel bar in the reinforcement cage of the upper frame column is correspondingly inserted into the embedded sleeve with grouting, two ends of two cable wind ropes are respectively connected with four cable wind rope positioning anchoring parts and two hoisting point anchoring parts on the column steel mold, and concrete is poured into the reinforcement cage of the upper frame column to form the integral frame column.
The column steel mould is a shaped column steel mould and consists of two shaped steel templates, a reinforcement cage of the upper frame column is placed into the two shaped steel templates, and the whole mould is closed and hoisted.
The bottom of the sleeve needs to be sealed, the length of the inserted bearing platform is not less than the longitudinal bar anchoring length +5cm of the upper frame column, the sleeve is positioned on the same column, the grouting material is poured into the sleeve within two hours before the upper frame column steel bars are inserted into the sleeve, mortar plugging is carried out on the bottom of the shaped steel die, and safety protection is arranged at the top of the shaped steel die, so that the concrete pouring safety is guaranteed.
A construction method of a frame column inverted insertion combined system is characterized by comprising the following steps of:
(1) accurately positioning and embedding a plurality of sleeves between two pile foundations, wherein the length of a sleeve embedding bearing platform is plus 5cm of the anchoring length of the longitudinal steel bars of the upper frame column, sealing the bottom of each sleeve, fixing the sleeves by adopting positioning steel bars, and pouring bearing platform concrete;
(2) cutting off a sleeve exposing a bearing platform, binding upper frame column reinforcing steel bars, carrying out integral die assembly sealing on the upper frame column by adopting a column steel die, and carrying out reserved sleeve grouting by adopting high-strength non-shrinkage grouting material within two hours before the steel reinforcement cage of the upper frame column is hoisted;
(3) the method comprises the steps of integrally lifting an upper frame column which is integrally closed in a matched mode in a segmented mode to form a 90-degree angle with the ground by using a truck crane, inserting an upper frame column reinforcing steel bar into a sleeve of a bearing platform by adopting manual assistance, cleaning leaked grouting material, fixing the upper frame column on two cable wind rope positioning anchoring parts on the bearing platform by using two cable wind ropes, simultaneously correcting the upper frame column in horizontal and vertical directions by using two groups of measuring instruments, fixing the upper frame column after correcting the upper frame column without errors, pouring the upper frame column on an operation platform of a column steel mold by using a truck pump, and removing the cable wind ropes and the column steel mold after the molding strength of the upper frame column meets design requirements.
A construction method of a frame column inverted insertion combined system is characterized by further comprising the following steps:
(1) placing a reinforcement cage of a short column between two pile foundations of a bearing platform, accurately positioning and embedding a plurality of sleeves in the reinforcement cage of the short column, wherein the length of the sleeves embedded in the bearing platform is +5cm of the anchoring length of longitudinal reinforcements of an upper frame column, sealing the bottoms of the sleeves, fixing the sleeves by adopting positioning reinforcements, and pouring concrete to form the bearing platform and the short column;
(2) cutting off a sleeve with an exposed short column, binding an upper frame column reinforcing steel bar, carrying out integral die assembly sealing on the upper frame column by adopting a column steel die, and carrying out reserved sleeve grouting by adopting high-strength non-shrinkage grouting material within two hours before the steel reinforcement cage of the upper frame column is hoisted;
(3) the method comprises the steps of integrally lifting an upper frame column which is integrally closed in a matched mode in a segmented mode to form a 90-degree angle with the ground by using a truck crane, inserting upper frame column reinforcing steel bars into sleeves of short columns on a bearing platform by adopting manual assistance, cleaning leaked grouting materials, fixing the upper frame column on two cable wind rope positioning anchoring parts on the bearing platform by using two cable wind ropes, simultaneously correcting the upper frame column in horizontal and vertical directions by using two groups of measuring instruments, fixing the upper frame column after correcting the upper frame column, pouring the upper frame column on an operation platform of a column steel mold by using an automobile pump, and removing the cable wind ropes and the column steel mold after the molding strength of the upper frame column meets design requirements.
The invention arranges a frame column foundation on a bearing platform, accurately positions and reserves a sleeve of a column main rib in the bearing platform or a short column after a column foundation reinforcing steel bar is bound, arranges an adjustable cable wind rope positioning anchoring piece on the bearing platform, pours frame column foundation structure concrete after checking and correcting, cuts off the sleeve which leaks outside, binds a reinforcing steel bar on the frame column, adopts a shaped steel film for sealing, adopts high-strength non-shrinkage grouting material for reserving the sleeve for grouting, then utilizes an automobile crane to integrally lift an upper frame column section to form an angle of 90 degrees with the ground, adopts manual assistance to insert the frame column reinforcing steel bar into the sleeve of the reserved column main rib in the bearing platform or the short column, utilizes the cable wind rope to fix the frame column on the cable wind rope positioning anchoring piece, adopts 2 groups of measuring instruments for dividing the horizontal and 90 degrees, corrects the frame column at two directions simultaneously, fixes after correcting, adopts an automobile pump to pour the frame column on an operation platform, and removing the cable wind rope and the column template after the column molding strength meets the design requirement.
When the depth of the bearing platform does not satisfy the length of the longitudinal bars of the column, the short column can be not constructed on the bearing platform, the longitudinal bars of the short column steel bars and the column are the same, mortar with the same column label is poured at the bottom of concrete pouring, the concrete pouring process is prevented from segregation, the shaped column steel mold can be disassembled on the next day after the concrete pouring is finished, and the shaped column steel mold can be used in a circulating way.
The frame column inverted insertion combined system is high in applicability and effectively solves the problem of high and large formwork support. And the frame column is inserted upside down without being limited by the field, can be directly transported to the field after being processed in a factory or a site prefabricating point, and can be produced in batches. Compared with a special construction process (such as a cast-in-place structure), the processing process is convenient and simple to construct, greatly improves the construction efficiency, and shortens the construction period through batch production. The protection support body that the independent post was set up has been avoided, consolidate and adjust the straightness that hangs down to the post through the guy rope, safety guarantee has been improved, construction quality obtains very big improvement, it is few to on-the-spot raise dust pollution, do not have building rubbish, it is obvious to have accomplished energy-conservation and environmental protection again and than traditional formwork, set up protection scaffold, the aspect effect such as frame post location, the biggest characteristics are simple structure, the design is light and handy, simple to operate, economical and practical effectively accelerates the construction progress, shorten the construction period in whole commodity circulation warehouse, the perpendicular and the quality of frame post construction have been guaranteed.
Drawings
Fig. 1 is a schematic view of the embedded casing, the short column and the bearing platform of the present invention.
FIG. 2 is a schematic view of the integrated assembly of the shaped steel mold and the column reinforcement cage according to the present invention.
Fig. 3 is a view a-a of fig. 2 of the present invention.
FIG. 4 is a view B-B of FIG. 2 of the present invention.
Fig. 5 is an enlarged view of the safety ladder and horizontal form reinforcement node of fig. 2 according to the present invention.
Fig. 6 is an enlarged view of the safety ladder fixing node of fig. 2 according to the present invention.
Fig. 7 is an overall schematic view of the frame column steel bars and the shaped steel molds inserted into the embedded sleeves.
In the figure: 1-pile foundation cushion cap, 2-foundation cushion layer, 3-foundation stressed steel bar X horizontal direction, 4-foundation stressed steel bar Y horizontal direction, 5, 6, 7-sleeve positioning bar, 8-sleeve, 9-short column steel bar, 10-short column encrypted stirrup area, 11-upper column protective layer, 12-column longitudinal steel bar, 13-column transverse steel bar, 14-positioning steel plate, 15-full-welded seam, 16-cushion cap surface, 17-cushion cap, 18-short column, 19-upper frame column, 20-cushion layer top surface, 21-cable wind rope positioning anchor, 22-main bar, 23-pile core positioning stirrup, 24-steel plate base, 25-safety ladder, 26-template horizontal reinforcement and adapter piece, 27-template vertical reinforcement piece, 28-safe ladder and horizontal template reinforcement node, 29-safe ladder fixing node, 30-upturning channel, 31-operation platform, 32-operation platform guard rail, 33-hoisting point anchoring device, 34-column steel mould, 35-upper column steel bar, 36-horizontal reinforcement, 37-safe ladder reinforcement main beam, 39, 40-ladder full weld, 42-ladder reinforcement bottom plate ladder reinforcement horizontal reinforcement plate, 43-ladder horizontal reinforcement plate bolt hole, 44-screw, 45-gasket, 46-nut, 47-operation platform main beam, 48-upturning rail, 49-template horizontal reinforcement beam, 50-angle iron reinforcement, 51-angle iron bolt hole, 52-upper column longitudinal bar, 53-upper hoop bar, 54-guy rope.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, and the column steel mold of the present invention has a conventional structure.
As shown in fig. 1 and 7, the frame column inverted insertion combination system of the present invention includes a bearing platform 17, a plurality of sleeves 8, a short column 18, two cable rope positioning anchors 21, an upper frame column 19, a column steel mold 34, and four cable ropes 54, and is characterized in that: the reinforcement cage of the short column 19 is arranged between two pile foundations of the bearing platform 17, each sleeve 8 is accurately positioned in the reinforcement cage of the short column, concrete is poured to form the bearing platform and the short column, two cable wind rope positioning anchoring parts 21 are respectively embedded in the concrete of the bearing platform 17, the reinforcement cage of the upper frame column 19 and the column steel mould 34 are integrally matched, each longitudinal steel bar in the reinforcement cage of the upper frame column is correspondingly inserted into the embedded sleeve with grouting, two ends of two cable wind ropes are respectively connected with the four cable wind rope positioning anchoring parts and two hoisting point anchoring parts on the column steel mould, and concrete is poured into the reinforcement cage of the upper frame column to form the integral frame column. The column steel mould is a shaped column steel mould and consists of two shaped steel templates, a reinforcement cage of the upper frame column is placed into the two shaped steel templates, and the whole mould is closed and hoisted. The bottom of the sleeve needs to be sealed, the length of the inserted bearing platform is not less than the longitudinal bar anchoring length +5cm of the upper frame column, the sleeve is positioned on the same column, the grouting material is poured into the sleeve within two hours before the upper frame column steel bars are inserted into the sleeve, mortar plugging is carried out on the bottom of the shaped steel die, and safety protection is arranged at the top of the shaped steel die, so that the concrete pouring safety is guaranteed.
As shown in fig. 1 to 7, a construction method of a frame column inverted insertion combination system is characterized by further comprising the following steps:
(1) placing a reinforcement cage of a short column between two pile foundations of a bearing platform, accurately positioning and embedding a plurality of sleeves in the reinforcement cage of the short column, wherein the length of the sleeves embedded in the bearing platform is +5cm of the anchoring length of longitudinal reinforcements of an upper frame column, sealing the bottoms of the sleeves, fixing the sleeves by adopting positioning reinforcements, and pouring concrete to form the bearing platform and the short column;
(2) cutting off a sleeve with an exposed short column, binding an upper frame column reinforcing steel bar, carrying out integral die assembly sealing on the upper frame column by adopting a column steel die, and carrying out reserved sleeve grouting by adopting high-strength non-shrinkage grouting material within two hours before the steel reinforcement cage of the upper frame column is hoisted;
(3) the method comprises the steps of integrally lifting an upper frame column which is integrally closed in a matched mode in a segmented mode to form a 90-degree angle with the ground by using a truck crane, inserting upper frame column reinforcing steel bars into sleeves of short columns on a bearing platform by adopting manual assistance, cleaning leaked grouting materials, fixing the upper frame column on two cable wind rope positioning anchoring parts on the bearing platform by using two cable wind ropes, simultaneously correcting the upper frame column in horizontal and vertical directions by using two groups of measuring instruments, fixing the upper frame column after correcting the upper frame column, pouring the upper frame column on an operation platform of a column steel mold by using an automobile pump, and removing the cable wind ropes and the column steel mold after the molding strength of the upper frame column meets design requirements.
The construction method is specifically as follows: as shown in fig. 1, when a pile foundation bearing platform 1 is constructed, sleeve 8 is pre-embedded, upper, middle and lower positioning steel bars (5, 6 and 7) are used for fixing the sleeve 8, the height of a short column 18 at the upper part is determined according to the pre-embedded length of the sleeve, the pre-embedded length of the sleeve 8 is the anchoring length of a column longitudinal steel bar 12 plus 5cm, a cable wind rope positioning anchoring piece 21 is pre-embedded before concrete pouring of a bearing platform 17, a plurality of column transverse steels 13 are further arranged inside the short column 18 at the upper part of the bearing platform 17, and the area is a short column encrypted stirrup area 10.
As shown in fig. 2, after the binding of the transverse steel bars 13 of the column is finished, the transverse steel bars are integrally matched with the steel mould 34 of the column, the shaped steel mould of the column is provided with a safety ladder 25, and the top of the shaped steel mould is provided with a safety protection railing to ensure the safety of concrete pouring. 26 is template horizontal reinforcement and adaptor, and 27 is template vertical reinforcement, and 28 is safe cat ladder and horizontal template reinforcement node, and 29 is safe cat ladder fixed node, and 30 is the passageway that turns up, and 31 is operation platform, and 32 are operation platform guard rail, and 33 are hoisting point anchor, and 34 are the post steel mould, 35 are upper portion post reinforcing bar.
As shown in fig. 3, which is a section a-a of fig. 2, the column transverse bars 13 and the bars are bound. 27 is the vertical reinforcement of template, and 33 are hoisting point anchor, and 34 are the post steel mould, and 35 are upper portion post reinforcing bar, and 50 are the angle bar reinforcement, and 51 are the angle bar bolt hole, and 52 are upper portion post longitudinal reinforcement, and 53 are upper portion post stirrup.
As shown in fig. 4. The section B-B of figure 2 is shown as 28, the safe ladder and the horizontal template reinforcing member node are provided with a channel 30 for pouring top concrete on the shaped column steel mould. In the figure, 32 is an operation platform guard rail, 33 is a lifting point anchoring device, 47 is an operation platform main beam, 48 is an upturning rail, and the structures are the prior structures.
As shown in fig. 5, which is an enlarged view of the 28-node in fig. 2, which is a detailed view of the node of the safety barrier 25, 42 is a ladder-reinforcement-bottom plate ladder-horizontal-reinforcement plate, 43 is a ladder-horizontal-reinforcement plate bolt hole, 44 is a screw, 45 is a washer, and 46 is a nut.
As shown in fig. 6, which is an enlarged view of the node 29 in fig. 2, and 25 is a safety ladder stand. 36 is horizontal reinforcing member, 37 is main beam for reinforcing the safety ladder, and 39 and 40 are respectively full-welded ladder.
As shown in fig. 7, the shaped steel die 34 and the column steel reinforcement cage are integrally matched, a truck crane is used for hoisting, grouting is performed in the sleeve 8 before hoisting, the grouting is performed within two hours before hoisting, after the grouting, the truck crane is used for integrally lifting the upper frame column 19 in sections to form an angle of 90 degrees with the ground, the steel reinforcement in the upper frame column 19 is inserted into the main reinforcement sleeve 8 of the reserved foundation column by manual assistance, leaked grouting materials are cleaned, the upper frame column 19 is fixed on the foundation positioning anchoring part 21 by the cable wire 54, two groups of measuring instruments are used for dividing the horizontal direction and the angle of 90 degrees, the upper frame column 19 is corrected in two directions simultaneously, the correction is fixed after the correction is correct, the frame column is poured on the operation platform 31 by the automobile pump, and the cable wire 54 and the column die plate 34 are removed after the column forming strength reaches the design requirement.
Whole frame post adopts upper portion frame post to insert in short post embedded sleeve 8 upside down, need not to set up steel pipe scaffold during the construction, adopts the whole compound die hoist and mount of regularization post steel mould 34, can ensure post shaping quality and guarantee construction safety, and the construction speed is fast. The steel formwork 34 of the finalized column can be disassembled for turnover use the next day after concrete pouring.
When the depth of the bearing platform 17 does not meet the length of the longitudinal bar of the upper frame column, the short column 18 is not constructed on the bearing platform. Mortar with the same column mark number is poured at the bottom of the concrete pouring, so that the segregation of the concrete pouring process is prevented, and the shaped column steel mold is detached the next day after the concrete pouring is finished and can be recycled.
The related component structures which are not further described in the invention are all the existing structures.
Claims (6)
1. The utility model provides a frame post inserts combined system upside down, includes cushion cap, a plurality of sleeve pipes, two cable wind rope location anchor assembly, upper portion frame post, post steel mould, two cable wind ropes, its characterized in that: each sleeve is accurately positioned between two pile foundations of the bearing platform, concrete is poured to form the bearing platform, two cable wind rope positioning anchoring parts are respectively embedded in the concrete of the bearing platform, a steel reinforcement cage of an upper frame column and a column steel mold are integrally matched, each longitudinal steel bar in the steel reinforcement cage of the upper frame column is correspondingly inserted into the embedded sleeve with grouting, two ends of each cable wind rope are respectively connected with the two cable wind rope positioning anchoring parts and two hoisting point anchoring parts on the column steel mold, and the concrete is poured into the steel reinforcement cage of the upper frame column to form the integral frame column.
2. The utility model provides a frame post inserts combined system upside down, includes cushion cap, a plurality of sleeve pipes, short post, two cable wind rope location anchor assembly, upper portion frame post, post steel mould, four cable wind ropes, its characterized in that: the reinforcement cage of the short column is arranged between two pile foundations of the bearing platform, each sleeve is accurately positioned in the reinforcement cage of the short column, concrete is poured to form the bearing platform and the short column, two cable wind rope positioning anchoring parts are respectively embedded in concrete of the bearing platform, the reinforcement cage of the upper frame column and a column steel mold are integrally matched, each longitudinal steel bar in the reinforcement cage of the upper frame column is correspondingly inserted into the embedded sleeve with grouting, two ends of two cable wind ropes are respectively connected with four cable wind rope positioning anchoring parts and two hoisting point anchoring parts on the column steel mold, and concrete is poured into the reinforcement cage of the upper frame column to form the integral frame column.
3. The frame post reinsertion assembly of claim 1 or 2, wherein: the column steel mould is a shaped column steel mould and consists of two shaped steel templates, a reinforcement cage of the upper frame column is placed into the two shaped steel templates, and the whole mould is closed and hoisted.
4. The frame post reinsertion assembly of claim 1 or 2, wherein: the bottom of the sleeve needs to be sealed, the length of the inserted bearing platform is not less than the longitudinal bar anchoring length +5cm of the upper frame column, the sleeve is positioned on the same column, the grouting material is poured into the sleeve within two hours before the upper frame column steel bar is inserted into the sleeve, mortar plugging is carried out on the bottom of the shaped steel die, and safety protection is arranged at the top of the shaped steel die.
5. A construction method using the frame column inverted-inserting combination system of claim 1, characterized by comprising the steps of:
(1) accurately positioning and embedding a plurality of sleeves between two pile foundations, wherein the length of a sleeve embedding bearing platform is plus 5cm of the anchoring length of the longitudinal steel bars of the upper frame column, sealing the bottom of each sleeve, fixing the sleeves by adopting positioning steel bars, and pouring bearing platform concrete;
(2) cutting off a sleeve exposing a bearing platform, binding upper frame column reinforcing steel bars, carrying out integral die assembly sealing on the upper frame column by adopting a column steel die, and carrying out reserved sleeve grouting by adopting high-strength non-shrinkage grouting material within two hours before the steel reinforcement cage of the upper frame column is hoisted;
(3) the method comprises the steps of integrally lifting an upper frame column which is integrally closed in a matched mode in a segmented mode to form a 90-degree angle with the ground by using a truck crane, inserting an upper frame column reinforcing steel bar into a sleeve of a bearing platform by adopting manual assistance, cleaning leaked grouting material, fixing the upper frame column on two cable wind rope positioning anchoring parts on the bearing platform by using two cable wind ropes, simultaneously correcting the upper frame column in horizontal and vertical directions by using two groups of measuring instruments, fixing the upper frame column after correcting the upper frame column without errors, pouring the upper frame column on an operation platform of a column steel mold by using a truck pump, and removing the cable wind ropes and the column steel mold after the molding strength of the upper frame column meets design requirements.
6. A construction method of the frame column inverted-inserting combination system according to claim 2, characterized by further comprising the steps of:
(1) placing a reinforcement cage of a short column between two pile foundations of a bearing platform, accurately positioning and embedding a plurality of sleeves in the reinforcement cage of the short column, wherein the length of the sleeves embedded in the bearing platform is +5cm of the anchoring length of longitudinal reinforcements of an upper frame column, sealing the bottoms of the sleeves, fixing the sleeves by adopting positioning reinforcements, and pouring concrete to form the bearing platform and the short column;
(2) cutting off a sleeve with an exposed short column, binding an upper frame column reinforcing steel bar, carrying out integral die assembly sealing on the upper frame column by adopting a column steel die, and carrying out reserved sleeve grouting by adopting high-strength non-shrinkage grouting material within two hours before the steel reinforcement cage of the upper frame column is hoisted;
(3) the method comprises the steps of integrally lifting an upper frame column which is integrally closed in a matched mode in a segmented mode to form a 90-degree angle with the ground by using a truck crane, inserting upper frame column reinforcing steel bars into sleeves of short columns on a bearing platform by adopting manual assistance, cleaning leaked grouting materials, fixing the upper frame column on two cable wind rope positioning anchoring parts on the bearing platform by using two cable wind ropes, simultaneously correcting the upper frame column in horizontal and vertical directions by using two groups of measuring instruments, fixing the upper frame column after correcting the upper frame column, pouring the upper frame column on an operation platform of a column steel mold by using an automobile pump, and removing the cable wind ropes and the column steel mold after the molding strength of the upper frame column meets design requirements.
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| CN202011169586.6A CN112302255A (en) | 2020-10-28 | 2020-10-28 | Frame column inverted insertion combined system and construction method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338537A (en) * | 2021-05-26 | 2021-09-03 | 中国五冶集团有限公司 | Construction method of ultrahigh large-section concrete frame column |
| CN114932614A (en) * | 2022-04-15 | 2022-08-23 | 上海建工建材科技集团股份有限公司 | Mould for producing and hoisting ultra-large concrete member and manufacturing method thereof |
| CN118087605A (en) * | 2024-03-11 | 2024-05-28 | 中航建设集团有限公司 | Basement bottom layer structure without thermal bridge and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113338537A (en) * | 2021-05-26 | 2021-09-03 | 中国五冶集团有限公司 | Construction method of ultrahigh large-section concrete frame column |
| CN114932614A (en) * | 2022-04-15 | 2022-08-23 | 上海建工建材科技集团股份有限公司 | Mould for producing and hoisting ultra-large concrete member and manufacturing method thereof |
| CN114932614B (en) * | 2022-04-15 | 2024-01-30 | 上海建工建材科技集团股份有限公司 | Mould for producing and hoisting ultra-large concrete member and manufacturing method thereof |
| CN118087605A (en) * | 2024-03-11 | 2024-05-28 | 中航建设集团有限公司 | Basement bottom layer structure without thermal bridge and construction method thereof |
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