CN112502182A - Anchor bar type shell column base joint and mounting method thereof - Google Patents
Anchor bar type shell column base joint and mounting method thereof Download PDFInfo
- Publication number
- CN112502182A CN112502182A CN202011171312.0A CN202011171312A CN112502182A CN 112502182 A CN112502182 A CN 112502182A CN 202011171312 A CN202011171312 A CN 202011171312A CN 112502182 A CN112502182 A CN 112502182A
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- column
- end plate
- anchor bar
- foundation
- shell
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims description 32
- 210000002435 tendon Anatomy 0.000 claims description 7
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 5
- 238000009415 formwork Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 11
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 102100040428 Chitobiosyldiphosphodolichol beta-mannosyltransferase Human genes 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/002—Concrete
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2463—Connections to foundations
Abstract
The invention provides an anchor bar type shell column base joint and an installation method thereof, wherein the anchor bar type shell column base joint comprises a foundation cushion layer and an anchor bar type embedded part; the anchor bar type embedded part comprises a plurality of column feet, a column bearing end plate and four column positioning plates; the column bearing end plate is fixed on the surface of the foundation cushion layer through a plurality of column feet, and the plurality of column feet are connected with the foundation cushion layer through adjustable connecting pieces; the four column positioning plates are arranged on the surface of the column bearing end plate by the positions of the four side plates of the inner diameter of the crust column, so that the anchor bar type crust column base joint and the installation method thereof are accurate in positioning, simple in structure, low in construction difficulty and convenient to construct.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to an anchor bar type shell column base node and an installation method thereof.
Background
In recent years, the corrugated steel plate combined frame structure technology (a crust beam column frame system) has been widely popularized and applied due to the advantages of no template, reduced labor intensity of construction workers and shortened construction period, for example, the corrugated steel plate combined frame structure technology is developed and reported by European companies: publication No.: CN111335545A, patent name: an inner octagonal inner-poured concrete combined column; the present invention provides a shell column, which is a blank in the field of the actual installation structure of the shell column, and provides a shell column connection structure with simple work piece and high installation efficiency, which is a priority of the technicians in the field.
Disclosure of Invention
The invention aims to provide an anchor bar type shell column base node which is accurate in positioning, simple in structure, low in construction difficulty and convenient to construct and an installation method thereof.
In order to achieve the purpose, the invention provides an anchor bar type shell column base joint which comprises a foundation cushion layer and an anchor bar type embedded part;
the anchor bar type embedded part comprises a plurality of column feet, a column bearing end plate and four column positioning plates; the column bearing end plate is fixed on the surface of the foundation cushion layer through a plurality of column feet, and the column feet are connected with the foundation cushion layer through adjustable connecting pieces; the four column positioning plates are arranged on the surface of the column bearing end plate at the positions of the four side plates of the inner diameter of the carapace column.
Further, the foundation cushion layer is fixed on the ground through a plurality of foundation piles; the foundation cushion layer and the connecting portion of the foundation pile are thickened through concrete pouring.
Further, the end part of the foundation pile penetrates through the foundation cushion layer, and pile head reserved ribs are arranged at the end part of the foundation pile; when the anchor rib type embedded part is fixed on the surface of the foundation cushion layer, the top angle of the column bearing end plate is connected with the nearby pile head reserved rib in a positioning mode through the inclined pulling fixing rib.
Further, the column base comprises anchor bar end plates and anchor bars; the anchor bar end plates are fixed on the surface of the foundation mat layer through the adjustable connecting pieces, and the anchor bars are arranged between the anchor bar end plates and the column bearing end plates.
Furthermore, the adjustable connecting piece comprises a chemical anchor bolt, an upper nut and a lower nut;
the chemical anchor bolt is arranged on the surface of the foundation cushion layer, the anchor bar end plate is inserted on the chemical anchor bolt, the upper nut and the lower nut are screwed on the chemical anchor bolt, and the upper nut and the lower nut are respectively positioned on the upper side and the lower side of the anchor bar end plate.
Furthermore, the positions of the column bearing end plates, which are opposite to the chemical anchor bolts, are provided with round holes which are convenient for a wrench to stretch into.
Furthermore, the crust column is placed on the column bearing end plate, the four column positioning plates are sleeved on the inner ring of the crust column and fixedly connected with the side connecting plates of the crust column through bolts respectively, and the fixing holes of the bolts on the crust column are long round holes convenient for the crust column to realize elevation adjustment.
Furthermore, a bearing platform steel bar is laid between the foundation cushion layer and the anchor bar type embedded part.
The invention provides an anchor bar type shell column base joint installation method, which comprises the following steps:
step 1: pouring a foundation cushion layer;
step 2: after the concrete is solidified, inserting a plurality of chemical anchor bolts on the surface of the foundation cushion layer at the positions where a plurality of column bases are pre-installed;
and step 3: laying cushion cap reinforcing steel bars on the surface of the foundation cushion layer, wherein the cushion cap reinforcing steel bars avoid the chemical anchor bolts;
and 4, step 4: screwing a lower nut on each chemical anchor bolt;
and 5: sleeving the anchor bar end plate of the column base on the corresponding chemical anchor bolt, and finely adjusting and positioning;
step 6: screwing an upper nut on each chemical anchor bolt by using a spanner, so that the anchor bar end plate is fixed between the upper nut and the lower nut;
and 7: connecting the column of the anchor bar type embedded part with each vertex angle of the end plate, and positioning and connecting the adjacent pile head reserved bars through inclined pull fixing bars;
and 8: supporting a formwork by using a bearing platform and integrally pouring concrete;
and step 9: after the concrete is solidified, welding four column positioning plates on the surfaces of the column bearing end plates;
step 10: placing the crust column on the column bearing end plate, and realizing the fixed connection of the crust column and the column positioning plate through bolts
Compared with the prior art, the invention has the advantages that: the anchor bar type shell column base joint is simple in structure, and compared with the traditional externally-wrapped column base and the embedded column base, the shell column base joint is small in size, and steel bars in the concrete short column and embedded anchor bolts for fixing are omitted, so that the overall manufacturing cost is greatly reduced, and the anchor bar type shell column base joint is economical and practical.
The pile head reserved ribs reserved at the ends of the foundation piles are fixed with the anchor rib type embedded parts, so that later-stage concrete pouring is facilitated, the anchor rib type embedded parts are prevented from shifting due to concrete pouring of the bearing platform, the construction precision is improved, and the construction quality is guaranteed.
The adjustable connecting piece that forms through chemical crab-bolt, upper nut and lower nut realizes that basic bed course and anchor bar formula bury fixedly between the piece for the anchor bar formula is buried the piece and is realized the level and the fine-tuning of position from top to bottom in the installation, avoids crust post installation to take place the skew, further guarantees construction quality.
Meanwhile, the design of the chemical anchor bolt, the upper nut and the lower nut is convenient for preliminarily adjusting the elevation of the anchor bar type embedded part, and after the concrete of the bearing platform is poured, the elevation of the shell column can be secondarily adjusted by adjusting the positioning plate during the assembly of the shell column, so that the construction precision is further ensured, and the construction complexity is greatly reduced.
The foundation cushion layer, the anchor bar type embedded part and the shell column are all installed and cast on site after being integrally prefabricated and formed in a factory, so that the construction difficulty is reduced, the construction speed is accelerated, and the installation efficiency is greatly improved.
According to the installation method, the foundation cushion layer, the anchor bar type embedded part and the shell column are sequentially installed from bottom to top, the installation mode is simple, personnel do not need to conduct professional training, and labor cost is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of a stud pin joint of an anchor bar type shell pillar in the embodiment of the invention;
FIG. 2 is an exploded view of a tendon type shell column base joint in an embodiment of the present invention;
FIG. 3 is a schematic view of the overall structure of the anchor bar type embedded part in the embodiment of the invention;
fig. 4 is a front view of a tendon-embedded member in an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be further described below.
The invention provides an anchor bar type shell column base joint, which comprises a foundation cushion layer 1 and an anchor bar type embedded part 2;
as shown in fig. 3, the anchor bar type embedded part 2 includes a plurality of column bases, a column receiving end plate 21 and four column positioning plates 22; the column bearing end plate 21 is fixed on the surface of the foundation cushion layer 1 through a plurality of column feet, and the plurality of column feet are connected with the foundation cushion layer 1 through an adjustable connecting piece 5; the four column positioning plates 22 are arranged on the surface of the column-receiving end plate 21 at positions corresponding to the four side plates of the inner diameter of the carapace column.
In the present embodiment, as shown in fig. 1 and 2, a foundation mat 1 is fixed to the ground by a plurality of foundation piles 3; the connecting portion of foundation mat layer 1 and foundation pile 3 passes through concrete placement thickening.
In the embodiment, the end part of the foundation pile 3 penetrates through the foundation mat 1, and the pile head reserved rib 4 is arranged at the end part of the foundation pile 3; when the anchor bar type embedded part 2 is fixed on the surface of the foundation cushion layer 1, the top angle of the column bearing end plate 21 is connected with the nearby pile head reserved bar 4 in a positioning way through the inclined pulling fixing bar 5.
In the present embodiment, as shown in fig. 3, the column shoe includes a tendon-end plate 23 and a tendon 24; the anchor bar end plate 23 is fixed on the surface of the foundation mat 1 through the adjustable connecting piece 5, and a plurality of anchor bars are arranged between the anchor bar end plate 23 and the column bearing end plate 21; the anchor bar 24 design: as, fy ═ η a ═ f.
Wherein As is the area of the steel bar; f, reinforcing steel bar strength; the sectional area of a steel pipe A; f, the strength of the steel pipe material; η strong anchoring amplification factor.
In this embodiment, as shown in fig. 4, the adjustable connecting member 5 includes a chemical anchor 51, an upper nut 52 and a lower nut 53;
the chemical anchor bolt 51 is arranged on the surface of the foundation mat 1, the anchor bar end plate 23 is inserted on the chemical anchor bolt 51, the upper nut 52 and the lower nut 53 are both screwed on the chemical anchor bolt 51, and the upper nut 52 and the lower nut 53 are respectively positioned on the upper side and the lower side of the anchor bar end plate 23.
In this embodiment, a circular hole 25 for allowing a wrench to easily extend is formed in the pillar receiving end plate 21 at a position opposite to each chemical anchor bolt 51.
In this embodiment, the carapace column is placed on the column receiving end plate 21, the four column positioning plates 22 are sleeved on the inner ring of the carapace column, and the four column positioning plates 22 are respectively and fixedly connected with the side connecting plates of the carapace column through bolts.
In this embodiment, as shown in fig. 1, a cap reinforcement 6 is laid between the foundation mat 1 and the anchor bar type embedment 2.
The invention also provides an installation method of the anchor bar type shell column base joint, which comprises the following steps:
step 1: pouring a foundation cushion layer 1;
step 2: after the concrete is solidified, a plurality of chemical anchor bolts 51 are inserted into the surface of the foundation cushion layer 1 at the positions where the column bases are pre-installed;
and step 3: laying bearing platform steel bars 6 on the surface of the foundation cushion layer 1, wherein the bearing platform steel bars 6 avoid chemical anchor bolts 51;
and 4, step 4: a lower nut 53 is screwed on each chemical anchor bolt 51;
and 5: sleeving the anchor bar end plates 23 of the column base on the corresponding chemical anchor bolts 51, and finely adjusting and positioning to ensure that the four anchor bar end plates 23 are positioned on the same horizontal plane;
step 6: the anchor bar end plate 23 is fixed between the upper nut 52 and the lower nut 53 by a spanner passing through the round hole 25 on the receiving end plate and screwing the upper nut 52 on each chemical anchor bolt 51; the positions of the upper nut 52 and the lower nut 53 can be adjusted according to the required elevation, so that the relative position between the anchor bar type embedded part 2 and the foundation cushion layer 1 is adjusted, and the levelness of the anchor bar type embedded part 2 is adjusted;
and 7: the column of the anchor bar type embedded part 2 is connected with each vertex angle of the end plate 21 and is connected with the nearby pile head reserved bar 4 in a positioning way through the inclined pulling fixing bar 8; so as to avoid deviation caused by concrete pouring of the bearing platform;
and 8: supporting a formwork by using a bearing platform and integrally pouring concrete;
and step 9: after the concrete is solidified, welding the four column positioning plates 22 on the surface of the column bearing end plate 21;
step 10: the crust column is placed on the column bearing end plate 21, the position between the crust column 7 and the positioning plate 22 is adjusted again, the secondary adjustment of the elevation of the crust column 7 is achieved, the crust column 7 is fixedly connected with the positioning plate 22 through bolts, therefore, the positioning holes in the crust column 7 or the positioning plate 22 can be designed into long round holes, and the adjustment of the crust column 7 along the length direction of the long round holes can be achieved through loosening the bolts.
The above description is only a preferred embodiment of the present invention, and does not limit the present invention in any way. It will be understood by those skilled in the art that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. An anchor bar type shell column base joint is characterized by comprising a foundation cushion layer and anchor bar type embedded parts;
the anchor bar type embedded part comprises a plurality of column feet, a column bearing end plate and four column positioning plates; the column bearing end plate is fixed on the surface of the foundation cushion layer through a plurality of column feet, and the column feet are connected with the foundation cushion layer through adjustable connecting pieces; the four column positioning plates are arranged on the surface of the column bearing end plate at the positions of the four side plates of the inner diameter of the carapace column.
2. The tendon-type shell column socle node of claim 1 wherein the foundation pad is secured to the ground by a plurality of foundation piles; the foundation cushion layer and the connecting portion of the foundation pile are thickened through concrete pouring.
3. The tendon-type shell-and-column socle node of claim 2, wherein the end of the foundation pile penetrates through the foundation bed, and a pile head reserved tendon is arranged at the end of the foundation pile; when the anchor rib type embedded part is fixed on the surface of the foundation cushion layer, the top angle of the column bearing end plate is connected with the nearby pile head reserved rib in a positioning mode through the inclined pulling fixing rib.
4. The tendon-type shell column socle node of claim 1, wherein the socle includes a tendon end plate and a tendon; the anchor bar end plate is fixed on the surface of the foundation mat layer through the adjustable connecting piece, and the anchor bars are arranged between the anchor bar end plate and the column bearing end plate.
5. The tendon shell column socle node of claim 4, wherein the adjustable connector comprises a chemical anchor, an upper nut, and a lower nut;
the chemical anchor bolt is arranged on the surface of the foundation cushion layer, the anchor bar end plate is inserted on the chemical anchor bolt, the upper nut and the lower nut are both screwed on the chemical anchor bolt, and the upper nut and the lower nut are respectively positioned on the upper side and the lower side of the anchor bar end plate.
6. The anchor bar type shell-and-shell column base joint as recited in claim 5, wherein said column receiving end plate is provided with a circular hole for a wrench to enter at a position opposite to each of said chemical anchors.
7. The anchor bar type shell-leg joint as claimed in claim 1, wherein the shell-leg is placed on the column receiving end plate, four column positioning plates are sleeved on the inner ring of the shell-leg, and the four column positioning plates are respectively fixedly connected with the side connecting plates of the shell-leg through bolts; the fixing hole of the bolt on the shell column is a long round hole which is convenient for the crustal column to realize elevation adjustment.
8. The tendon-type shell column socle node of claim 1 wherein a cap rebar is laid between the foundation bed and the tendon-type insert.
9. A method of installing a tendon shell column footing node as claimed in any one of claims 1 to 8, comprising the steps of:
step 1: pouring a foundation cushion layer;
step 2: after the concrete is solidified, inserting a plurality of chemical anchor bolts on the surface of the foundation cushion layer at a plurality of column base pre-installation positions;
and step 3: laying cushion cap reinforcing steel bars on the surface of the foundation cushion layer, wherein the cushion cap reinforcing steel bars avoid the chemical anchor bolts;
and 4, step 4: screwing a lower nut on each chemical anchor bolt;
and 5: sleeving the anchor bar end plate of the column base on the corresponding chemical anchor bolt, and finely adjusting and positioning;
step 6: screwing an upper nut on each chemical anchor bolt by using a spanner, so that the anchor bar end plate is fixed between the upper nut and the lower nut;
and 7: connecting the column of the anchor bar type embedded part with each vertex angle of the end plate, and positioning and connecting the adjacent pile head reserved bars through inclined pull fixing bars;
and 8: supporting a formwork by using a bearing platform and integrally pouring concrete;
and step 9: after the concrete is solidified, welding four column positioning plates on the surfaces of the column bearing end plates;
step 10: the shell column is placed on the column bearing end plate, and the shell column is fixedly connected with the column positioning plate through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011171312.0A CN112502182A (en) | 2020-10-28 | 2020-10-28 | Anchor bar type shell column base joint and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011171312.0A CN112502182A (en) | 2020-10-28 | 2020-10-28 | Anchor bar type shell column base joint and mounting method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112502182A true CN112502182A (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011171312.0A Pending CN112502182A (en) | 2020-10-28 | 2020-10-28 | Anchor bar type shell column base joint and mounting method thereof |
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| Country | Link |
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| CN (1) | CN112502182A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508202A (en) * | 2022-02-28 | 2022-05-17 | 北京建筑大学 | Full-bolt assembly type column base connecting node and mounting method thereof |
| US20230417072A1 (en) * | 2022-06-27 | 2023-12-28 | JMR Technologies | Thermally Insulated Tilt-Up Wall Lift and Brace Assemblies |
-
2020
- 2020-10-28 CN CN202011171312.0A patent/CN112502182A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508202A (en) * | 2022-02-28 | 2022-05-17 | 北京建筑大学 | Full-bolt assembly type column base connecting node and mounting method thereof |
| US20230417072A1 (en) * | 2022-06-27 | 2023-12-28 | JMR Technologies | Thermally Insulated Tilt-Up Wall Lift and Brace Assemblies |
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