CN114016751B - Perpendicularity adjusting method for connecting vertical crossed H-shaped steel column to reinforced concrete column - Google Patents

Perpendicularity adjusting method for connecting vertical crossed H-shaped steel column to reinforced concrete column Download PDF

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CN114016751B
CN114016751B CN202111414793.8A CN202111414793A CN114016751B CN 114016751 B CN114016751 B CN 114016751B CN 202111414793 A CN202111414793 A CN 202111414793A CN 114016751 B CN114016751 B CN 114016751B
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steel
steel plate
column
shaped
positioners
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CN114016751A (en
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王兵团
万磊
李哲
李相如
何育波
王瑾
陈聪
郭瑞华
李锦�
孔存鑫
李隆森
支琦
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Scegc No3 Construction Engineering Group Co ltd
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Scegc No3 Construction Engineering Group Co ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/185Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • E04G21/18Adjusting tools; Templates
    • E04G21/1841Means for positioning building parts or elements
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • E04G21/18Adjusting tools; Templates
    • E04G21/1841Means for positioning building parts or elements
    • E04G21/185Means for positioning building parts or elements for anchoring elements or elements to be incorporated in the structure
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

The invention discloses a perpendicularity adjusting method for connecting a vertical cross H-shaped steel column to a reinforced concrete column, which comprises the following steps: 1. installing a steel cylinder; 2. installing a round steel plate; 3. constructing a vertical crossed H-shaped steel column; 4. preliminarily installing a vertical crossed H-shaped steel column; 5. confirming z-axis values of the three circular steel plate positioners and the profile steel positioner; 6. and welding the vertical crossed H-shaped steel column, the round steel plate and the steel cylinder into a whole. According to the invention, the steel cylinder and the round steel plate are used as the installation foundation of the vertical cross H-shaped steel column, the GPS positioning is utilized, the error superposition effect of human measurement errors is reduced, the steel base steel plate is arranged for the vertical cross H-shaped steel, the GPS positioning is utilized, the verticality adjustment of the vertical cross H-shaped steel column is converted into the leveling between the steel base steel plate and the round steel plate, the construction precision is greatly increased, the construction quality is ensured, the construction period is shortened, the structural strength is high, the bearing capacity is good, the construction is convenient, and the anti-seismic effect is obvious.

Description

Perpendicularity adjusting method for connecting vertical crossed H-shaped steel column to reinforced concrete column
Technical Field
The invention belongs to the technical field of vertical cross H-shaped steel columns connected to reinforced concrete columns, and particularly relates to a verticality adjusting method for connecting vertical cross H-shaped steel columns to reinforced concrete columns.
Background
At present, the quantity and the scale of the construction projects in China are the first place in the world, and the huge construction projects put forward higher requirements on the construction technology level in China. Along with the development of urban process in China, the use function of the original building has certain defects, especially for the layer height of the building, in order to make up the defect of the layer height of the building on the use function of the structure, many existing buildings in China are heightened in the layer height; the existing node connection structure of the steel column connected with the steel reinforced concrete column is complex, and the connection modes are various; factors influencing the hoisting quality of the profile steel column are numerous, such as the technical level of field construction personnel, the measuring precision of instruments and the field management level, and generally, the hoisting of the profile steel column needs to be operated by technicians with abundant experience, and the profile steel column cannot be hoisted and assembled at will. According to the past construction experience, after the profile steel column is hoisted, the position, elevation and verticality of the profile steel column are required to be corrected, the accuracy requirement of correction is high, and a theodolite and a plumb are generally used for controlling the vertical and horizontal verticality of the profile steel column, but the correction is measurement under human intervention, errors are unavoidable, and the correction accuracy cannot meet the requirement, so a new correction method is required for adjusting the verticality of the profile steel column.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a verticality adjusting method for connecting a vertical crossed H-shaped steel column to a reinforced concrete column, which uses a steel cylinder and a round steel plate as an installation base of the vertical crossed H-shaped steel column, uses GPS positioning to reduce the error superposition effect of human measurement errors, simultaneously sets a steel base steel plate for the vertical crossed H-shaped steel, and also uses GPS positioning to convert the verticality adjustment of the vertical crossed H-shaped steel column into leveling between the steel base steel plate and the round steel plate, thereby greatly improving the construction precision, ensuring the construction quality, shortening the construction period, and having high structural strength, good bearing capacity, convenient construction and obvious anti-seismic effect and being convenient for popularization and use.
In order to solve the technical problems, the invention adopts the following technical scheme: the perpendicularity adjusting method for connecting the vertical cross H-shaped steel column to the reinforced concrete column is characterized by comprising the following steps:
step one, installing a steel cylinder: cleaning and leveling the top of a reinforced concrete cylinder, and installing a steel cylinder on the outer side wall of the reinforced concrete cylinder, wherein the top of the steel cylinder is flush with the top of the reinforced concrete cylinder;
step two, installing a round steel plate: three circular steel plate positioners for determining levelness of the circular steel plate are arranged on the upper surface of the circular steel plate, twelve positioning holes are formed in the circular steel plate, and each twelve positioning holes comprise four circular steel plate positioning holes and eight first steel base positioning holes;
covering the tops of the steel cylinder and the reinforced concrete cylinder with a round steel plate, connecting the round steel plate and the reinforced concrete cylinder into a whole by using four round steel plate positioning bolts, adjusting the levelness of the round steel plate by using three round steel plate positioners, and when the z-axis values of the three round steel plate positioners are consistent, indicating the level of the round steel plate, and locking the four round steel plate positioning bolts at the moment;
the round steel plate positioner is a sheet positioner, and the upper surface of the sheet positioner is flush with the upper surface of the round steel plate;
step three, constructing a vertical crossed H-shaped steel column: manufacturing a vertical crossed H-shaped steel by using two H-shaped steels, welding a steel base steel plate at the bottom of the vertical crossed H-shaped steel, wherein the vertical central axis of the vertical crossed H-shaped steel is vertical to the plane where the steel base steel plate is positioned, the anti-pulling plates are arranged on the outer side surfaces of the two flange plates of one H-shaped steel along the height direction of the one H-shaped steel, a plurality of uniformly distributed pegs are arranged on the outer side surfaces of the two flange plates of the other H-shaped steel along the height direction of the other H-shaped steel, and the vertical crossed H-shaped steel, the steel base steel plate, the anti-pulling plates and the pegs form a vertical crossed H-shaped steel column;
step four, primarily installing a vertical crossed H-shaped steel column: three profile steel positioners for determining the levelness of the profile steel base steel plate are arranged on the upper surface of the profile steel base steel plate, eight second profile steel base positioning holes are formed in the profile steel base steel plate, and the eight second profile steel base positioning holes correspond to the eight first profile steel base positioning holes one by one;
hoisting a vertical crossed H-shaped steel column to the top of a round steel plate, connecting the vertical crossed H-shaped steel column, the round steel plate and the reinforced concrete column into a whole by using eight steel positioning bolts, adjusting the levelness of the steel plate of the steel base by using three steel positioners, and when the z-axis values of the three steel positioners are consistent, indicating that the steel plate of the steel base is horizontal, and the vertical crossed H-shaped steel column is in a vertical state, and locking the eight steel positioning bolts at the moment;
step five, confirming z-axis values of the three circular steel plate positioners and the three profile steel positioners: confirming whether the z-axis values of the three circular steel plate positioners are consistent or not, and simultaneously confirming whether the z-axis values of the three section steel positioners are consistent or not;
when the z-axis values of the three circular steel plate positioners are inconsistent, adjusting the levelness of the circular steel plate by using four circular steel plate positioning bolts until the z-axis values of the three circular steel plate positioners are consistent;
when the z-axis values of the three section steel positioners are inconsistent, adjusting the levelness of the steel plate of the section steel base by utilizing eight section steel positioning bolts until the z-axis values of the three section steel positioners are consistent;
welding the vertical crossed H-shaped steel column, the round steel plate and the steel cylinder into a whole: and (3) welding and shaping all four circular steel plate positioning bolts and eight profile steel positioning bolts by utilizing electric welding, and welding the circular steel plate and the steel cylinder into a whole by utilizing the steel stirrup.
The perpendicularity adjusting method for connecting the vertical crossed H-shaped steel column to the reinforced concrete column is characterized by comprising the following steps of: the steel cylinder comprises two semicircular steel cylinders.
The perpendicularity adjusting method for connecting the vertical crossed H-shaped steel column to the reinforced concrete column is characterized by comprising the following steps of: the top of the steel hoop strip is lower than the top of the round steel plate.
The perpendicularity adjusting method for connecting the vertical crossed H-shaped steel column to the reinforced concrete column is characterized by comprising the following steps of: the round steel plate locator and the section steel locator are GPS locators, and the GPS locators are communicated with a computer.
The perpendicularity adjusting method for connecting the vertical crossed H-shaped steel column to the reinforced concrete column is characterized by comprising the following steps of: the diameter of the circular steel plate positioning hole is 3 cm-3.5 cm; the diameters of the first section steel base positioning holes and the second section steel base positioning holes are 2 cm-3 cm.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, through the vertical cross type H-shaped steel column connecting node structure, the lower reinforced concrete column and the upper steel column can be well connected, so that the integrity and stability of the connection of the upper column and the lower column are structurally ensured; the locator and the separated computer system can realize intelligent adjustment of the perpendicularity of the upper section steel column, greatly reduce construction errors and facilitate popularization and use.
2. The invention is applied to the perpendicularity control of the reinforced concrete column and the vertical crossed H-shaped steel column, and has the advantages of high intelligent degree, simple operation, high accuracy and good use effect.
3. The method has the advantages that the steps are simple, the steel cylinder and the round steel plate are used as the installation basis of the vertical cross H-shaped steel column, the GPS positioning is utilized, the error superposition effect of human measurement errors is reduced, meanwhile, the steel base steel plate is arranged for the vertical cross H-shaped steel, the GPS positioning is also utilized, the verticality adjustment of the vertical cross H-shaped steel column is converted into the leveling between the steel base steel plate and the round steel plate, the construction precision is greatly improved, the construction quality is ensured, the construction period is shortened, the structural strength is high, the bearing capacity is good, the construction is convenient, the anti-seismic effect is obvious, and the popularization and the use are convenient.
In summary, the invention uses the steel cylinder and the round steel plate as the installation foundation of the vertical cross H-shaped steel column, uses GPS positioning to reduce the error superposition effect of human measurement errors, simultaneously sets the steel base steel plate for the vertical cross H-shaped steel, and also uses GPS positioning to convert the verticality adjustment of the vertical cross H-shaped steel column into the leveling between the steel base steel plate and the round steel plate, thereby greatly increasing the construction precision, ensuring the construction quality, shortening the construction period, and having high structural strength, good bearing capacity, convenient construction and obvious anti-seismic effect, and being convenient for popularization and use.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
FIG. 1 is a schematic view of the structure of the vertical cross H-beam column of the present invention attached to a reinforced concrete column.
Fig. 2 is a right side view of fig. 1.
Fig. 3 is a cross-sectional view A-A of fig. 1.
Fig. 4 is a layout diagram of the circular steel plate positioner of the present invention on a circular steel plate.
Fig. 5 is a layout of the steel positioner of the present invention on a steel plate of a steel base.
Fig. 6 is a flow chart of the method of the present invention.
Reference numerals illustrate:
Detailed Description
As shown in fig. 1 to 6, the verticality adjusting method for connecting the vertical cross type H-shaped steel column to the steel-concrete column according to the present invention comprises the following steps:
step one, installing a steel cylinder: cleaning and leveling the top of the reinforced concrete cylinder 11, and installing a steel cylinder 12 on the outer side wall of the reinforced concrete cylinder 11, wherein the top of the steel cylinder 12 is flush with the top of the reinforced concrete cylinder 11;
step two, installing a round steel plate: three circular steel plate positioners 5 for determining levelness of the circular steel plate 10 are arranged on the upper surface of the circular steel plate 10, twelve positioning holes are formed in the circular steel plate 10, and each twelve positioning holes comprises four circular steel plate positioning holes and eight first steel base positioning holes;
covering the top of a steel cylinder 12 and a reinforced concrete cylinder 11 with a round steel plate 10, connecting the round steel plate 10 and the reinforced concrete cylinder 11 into a whole by using four round steel plate positioning bolts 7, adjusting the levelness of the round steel plate 10 by using three round steel plate positioners 5, and when the z-axis values of the three round steel plate positioners 5 are consistent, indicating that the round steel plate 10 is horizontal, and locking the four round steel plate positioning bolts 7 at the moment;
the circular steel plate positioner 5 is a sheet-shaped positioner, and the upper surface of the sheet-shaped positioner is level with the upper surface of the circular steel plate 10;
step three, constructing a vertical crossed H-shaped steel column: manufacturing a vertical crossed H-shaped steel 3 by using two H-shaped steels, welding a steel base steel plate 8 at the bottom of the vertical crossed H-shaped steel 3, wherein the vertical central axis of the vertical crossed H-shaped steel 3 is vertical to the plane of the steel base steel plate 8, the anti-pulling plates 1 are arranged on the outer side surfaces of the two flange plates of one H-shaped steel along the height direction of the other H-shaped steel, a plurality of uniformly distributed pegs 2 are arranged on the outer side surfaces of the two flange plates of the other H-shaped steel along the height direction of the other H-shaped steel, and the vertical crossed H-shaped steel 3, the steel base steel plate 8, the anti-pulling plates 1 and the pegs 2 form a vertical crossed H-shaped steel column;
step four, primarily installing a vertical crossed H-shaped steel column: three profile steel positioners 4 for determining the levelness of the profile steel base steel plate 8 are arranged on the upper surface of the profile steel base steel plate 8, eight second profile steel base positioning holes are formed in the profile steel base steel plate 8, and the eight second profile steel base positioning holes correspond to the eight first profile steel base positioning holes one by one;
hoisting a vertical cross H-shaped steel column to the top of a round steel plate 10, connecting the vertical cross H-shaped steel column, the round steel plate 10 and a reinforced concrete column 11 into a whole by using eight steel positioning bolts 6, adjusting the levelness of a steel plate 8 of a steel base by using three steel positioners 4, and locking the eight steel positioning bolts 6 when the z-axis values of the three steel positioners 4 are consistent, indicating that the steel plate 8 of the steel base is horizontal and the vertical cross H-shaped steel column is in a vertical state;
step five, confirming z-axis values of the three circular steel plate positioners and the three profile steel positioners: confirming whether the z-axis values of the three circular steel plate positioners 5 are consistent or not, and simultaneously confirming whether the z-axis values of the three section steel positioners 4 are consistent or not;
when the z-axis values of the three circular steel plate positioners 5 are inconsistent, the levelness of the circular steel plate 10 is adjusted by utilizing the four circular steel plate positioning bolts 7 until the z-axis values of the three circular steel plate positioners 5 are consistent;
when the z-axis values of the three section steel positioners 4 are inconsistent, adjusting the levelness of the section steel base steel plate 8 by utilizing eight section steel positioning bolts 6 until the z-axis values of the three section steel positioners 4 are consistent;
welding the vertical crossed H-shaped steel column, the round steel plate and the steel cylinder into a whole: and the four circular steel plate positioning bolts 7 and the eight section steel positioning bolts 6 are welded and shaped by utilizing electric welding, and then the circular steel plate 10 and the steel cylinder 12 are welded into a whole by utilizing the steel stirrup 9.
In this embodiment, the steel cylinder 12 comprises two semicircular steel cylinders.
It should be noted that, the steel cylinder 12 includes two semicircular steel cylinders, then the two semicircular steel cylinders are welded, and the steel cylinders are welded with the positioning steel bars reserved at the bottom of the concrete after being in place, so as to ensure the stability and the firmness of the steel cylinders; and after the steel cylinder is installed in place, sundries on the column top of the reinforced concrete column are cleaned, so that the positions of bolts and nails pre-buried in the reinforced concrete are accurate.
In this embodiment, the top of the steel band 9 is lower than the top of the round steel plate 10.
In this embodiment, the circular steel plate locator 5 and the section steel locator 4 are both GPS locators, and the GPS locators are in communication with a computer.
In the embodiment, the diameter of the circular steel plate positioning hole is 3 cm-3.5 cm; the diameters of the first section steel base positioning holes and the second section steel base positioning holes are 2 cm-3 cm.
In this embodiment, in order to increase the strength of the section steel, as shown in fig. 1 and 2, a plurality of studs and a plurality of anti-pulling plates are respectively arranged on two sides of the flange of the vertically crossed H-shaped steel column, and the purpose of arranging the studs and the anti-pulling plates is that if the upper part is a concrete section steel structure, a plurality of studs and a plurality of anti-pulling plates are respectively arranged on two sides of the flange of the vertically crossed H-shaped steel column in order to increase the strength of the section steel, and then longitudinal steel bars or steel cylinders are arranged on the periphery; if the upper part is a small roof or a simple steel structure, concrete does not need to be poured on the periphery of the steel column, and simultaneously, bolts and pulling-resistant plates can be omitted.
When the vertical cross type H-shaped steel column connecting joint structure is used, the lower reinforced concrete column and the upper steel column can be well connected, and the integrity and stability of connection of the upper column and the lower column are structurally ensured; the locator and the separated computer system can realize intelligent adjustment of the perpendicularity of the upper section steel column, so that construction errors are greatly reduced; the method is applied to the perpendicularity control of the reinforced concrete cylinder and the vertical crossed H-shaped steel column, and has the advantages of high intelligent degree, simple operation and high accuracy; the method has the advantages that the steel cylinder and the round steel plate are used as the installation foundation of the vertical cross type H-shaped steel column, the GPS positioning is utilized, the error superposition effect of human measurement errors is reduced, meanwhile, the steel base steel plate is arranged for the vertical cross type H-shaped steel, the GPS positioning is also utilized, the verticality adjustment of the vertical cross type H-shaped steel column is converted into the leveling between the steel base steel plate and the round steel plate, the construction precision is greatly improved, the construction quality is ensured, the construction period is shortened, the structural strength is high, the bearing capacity is good, the construction is convenient, and the anti-seismic effect is obvious.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.

Claims (5)

1. The perpendicularity adjusting method for connecting the vertical cross H-shaped steel column to the reinforced concrete column is characterized by comprising the following steps:
step one, installing a steel cylinder: cleaning and leveling the top of a reinforced concrete cylinder (11), and installing a steel cylinder (12) on the outer side wall of the reinforced concrete cylinder (11), wherein the top of the steel cylinder (12) is flush with the top of the reinforced concrete cylinder (11);
step two, installing a round steel plate: three circular steel plate positioners (5) for determining levelness of the circular steel plate (10) are arranged on the upper surface of the circular steel plate (10), twelve positioning holes are formed in the circular steel plate (10), and each twelve positioning holes comprise four circular steel plate positioning holes and eight first steel base positioning holes;
covering the tops of a steel cylinder (12) and a reinforced concrete cylinder (11) with a round steel plate (10), connecting the round steel plate (10) and the reinforced concrete cylinder (11) into a whole by utilizing four round steel plate positioning bolts (7), adjusting the levelness of the round steel plate (10) by utilizing three round steel plate positioners (5), and when the z-axis values of the three round steel plate positioners (5) are consistent, indicating the level of the round steel plate (10), and locking the four round steel plate positioning bolts (7) at the moment;
the round steel plate positioner (5) is a sheet positioner, and the upper surface of the sheet positioner is level with the upper surface of the round steel plate (10);
step three, constructing a vertical crossed H-shaped steel column: manufacturing a vertical crossed H-shaped steel (3) by using two H-shaped steels, welding a steel base steel plate (8) at the bottom of the vertical crossed H-shaped steel (3), wherein the vertical central axis of the vertical crossed H-shaped steel (3) is vertical to the plane of the steel base steel plate (8), the anti-pulling plates (1) are arranged on the outer side surfaces of the two flange plates of one H-shaped steel along the height direction of the other H-shaped steel, a plurality of uniformly distributed pegs (2) are arranged on the outer side surfaces of the two flange plates of the other H-shaped steel along the height direction of the other H-shaped steel, and the vertical crossed H-shaped steel (3), the steel base steel plate (8), the anti-pulling plates (1) and the pegs (2) form a vertical crossed H-shaped steel column;
step four, primarily installing a vertical crossed H-shaped steel column: three profile steel positioners (4) for determining the levelness of the profile steel base steel plate (8) are arranged on the upper surface of the profile steel base steel plate (8), eight second profile steel base positioning holes are formed in the profile steel base steel plate (8), and the eight second profile steel base positioning holes correspond to the eight first profile steel base positioning holes one by one;
hoisting the vertical crossed H-shaped steel column to the top of the round steel plate (10), connecting the vertical crossed H-shaped steel column, the round steel plate (10) and the reinforced concrete column (11) into a whole by using eight steel positioning bolts (6), adjusting the levelness of the steel base steel plate (8) by using three steel positioners (4), and when the z-axis values of the three steel positioners (4) are consistent, indicating that the steel base steel plate (8) is horizontal, wherein the vertical crossed H-shaped steel column is in a vertical state, and locking the eight steel positioning bolts (6);
step five, confirming z-axis values of the three circular steel plate positioners and the three profile steel positioners: confirming whether the z-axis values of the three circular steel plate positioners (5) are consistent or not, and simultaneously confirming whether the z-axis values of the three section steel positioners (4) are consistent or not;
when the z-axis values of the three circular steel plate positioners (5) are inconsistent, the levelness of the circular steel plate (10) is adjusted by utilizing four circular steel plate positioning bolts (7) until the z-axis values of the three circular steel plate positioners (5) are consistent;
when the z-axis values of the three section steel positioners (4) are inconsistent, the levelness of the section steel base steel plate (8) is adjusted by utilizing eight section steel positioning bolts (6) until the z-axis values of the three section steel positioners (4) are consistent;
welding the vertical crossed H-shaped steel column, the round steel plate and the steel cylinder into a whole: and (3) welding and shaping all the four circular steel plate positioning bolts (7) and the eight profile steel positioning bolts (6) by utilizing electric welding, and welding the circular steel plate (10) and the steel cylinder (12) into a whole by utilizing the steel stirrup (9).
2. The method for adjusting the perpendicularity of the vertical cross type H-shaped steel column connected to the reinforced concrete column according to claim 1, wherein the method comprises the following steps: the steel cylinder (12) comprises two semicircular steel cylinders.
3. The method for adjusting the perpendicularity of the vertical cross type H-shaped steel column connected to the reinforced concrete column according to claim 1, wherein the method comprises the following steps: the top of the steel hoop strip (9) is lower than the top of the round steel plate (10).
4. The method for adjusting the perpendicularity of the vertical cross type H-shaped steel column connected to the reinforced concrete column according to claim 1, wherein the method comprises the following steps: the round steel plate locator (5) and the section steel locator (4) are GPS locators, and the GPS locators are communicated with a computer.
5. The method for adjusting the perpendicularity of the vertical cross type H-shaped steel column connected to the reinforced concrete column according to claim 1, wherein the method comprises the following steps: the diameter of the circular steel plate positioning hole is 3 cm-3.5 cm; the diameters of the first section steel base positioning holes and the second section steel base positioning holes are 2 cm-3 cm.
CN202111414793.8A 2021-11-25 2021-11-25 Perpendicularity adjusting method for connecting vertical crossed H-shaped steel column to reinforced concrete column Active CN114016751B (en)

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