CN113374282B - Method for controlling embedded bolt by adopting assumed coordinate system - Google Patents
Method for controlling embedded bolt by adopting assumed coordinate system Download PDFInfo
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- CN113374282B CN113374282B CN202110730832.9A CN202110730832A CN113374282B CN 113374282 B CN113374282 B CN 113374282B CN 202110730832 A CN202110730832 A CN 202110730832A CN 113374282 B CN113374282 B CN 113374282B
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000013461 design Methods 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 10
- 238000010586 diagram Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
- 238000007689 inspection Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
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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
- E02D27/44—Foundations for machines, engines or ordnance
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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
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
Abstract
The invention relates to an equipment foundation embedded bolt, in particular to a method for controlling an embedded bolt by adopting an assumed coordinate system. The method comprises the following steps: A. preparing; B. defining a hypothetical coordinate system; C. converting a coordinate system; D. arranging a bolt control wire frame; E. bolt control line projection and measurement; F. mounting a bolt; G. and (5) checking the position quality of the bolt. According to the method, a measurement coordinate system is redefined according to an original design drawing, a supposed coordinate system is adopted, the origin of the coordinate system is arranged at the southwest corner of a control building, the coordinate axis of the supposed coordinate system is parallel to the horizontal axis and the longitudinal axis of the building, the coordinate system conversion and checking are carried out on a bolt positioning diagram, when bolt installation is carried out, a bolt control line is flexibly and quickly tested, the deviation of the installation position of the bolt is quickly checked, the construction progress is improved, and the position accuracy of the embedded bolt is improved.
Description
Technical Field
The invention relates to an equipment foundation embedded bolt, in particular to a method for controlling an embedded bolt by adopting an assumed coordinate system.
Background
In the construction of metallurgical steel rolling projects, a large number of design embedded bolts are arranged on a rolling line, and the requirement on the embedding precision of the bolts in civil engineering construction is high due to the strong equipment contact and integrity and high installation precision requirement on the rolling line. The coordinate system adopted by the general design drawing and the building have included angles, so that the plane position coordinate values of each group of bolts are not beneficial to visual check, the difficulty of throwing and measuring each group of bolt control lines by a bolt line frame is high, the error rate is high, and the positioning integrity of the bolts is not well controlled.
Disclosure of Invention
The present invention aims to solve the above technical problems, and provides a method for controlling an embedded bolt by using an assumed coordinate system, so as to improve the accuracy of the installation position of the embedded bolt.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a method for controlling embedded bolts by adopting an assumed coordinate system comprises the following steps:
A. preparation work
Nesting the general plane drawing and the bolt drawing in one drawing, rechecking the nested design drawing, leading a control point into the nested drawing, and checking;
B. defining a hypothetical coordinate system
Taking X of the intersection point of the southwest angle axis of the design building as X1 of the origin of the assumed coordinate system, adding 1000 to the value of Y of the intersection point of the southwest angle axis of the design building as Y1 of the origin of the assumed coordinate system, and assuming that the origin of the coordinate system is (0.000,1000), the directions of the X axis and the Y axis of the assumed coordinate system are parallel to the design axis;
C. coordinate system conversion
Editing the supposition coordinate system of the nested design drawing according to the supposition coordinate system principle, calibrating the coordinates of the intersection point of the key axis and the main central line and marking the size among the axes;
D. bolt control line frame arrangement
According to the field task, arranging a wire frame on the same type of embedded bolt, and reading and measuring a bolt cross rod elevation line on a vertical rod of the wire frame;
E. bolt control line projection test
According to the field task, the axial coordinates of the bolt set needing to be measured are calibrated in the field in advance; erecting a total station at a control point of an observation platform, looking back at a positioning direction, and checking; matching with a small prism to loft the central line point of each group of bolt axes to a line frame and dividing the central line point of the bolt;
F. bolt installation
Hanging an engineering line according to a bolt central line point of the central axis point component of the projected bolt group, and installing and reinforcing bolts according to the intersection point of the bolt central lines;
G. bolt position quality inspection
After the equipment foundation bolt is installed, before and after concrete is poured, coordinate acquisition is carried out on the bolts, at least two bolts are acquired in each group, the acquired data are led into a design electronic diagram under an assumed coordinate system, and bolt position quality inspection is completed.
Compared with the prior art, the invention adopting the technical scheme has the beneficial effects that:
redefining a measuring coordinate system according to an original design drawing, adopting an assumed coordinate system, enabling the origin of the coordinate system to be arranged at the southwest corner of a control building, enabling the coordinate axis of the assumed coordinate system to be parallel to the horizontal and vertical axes of the building, carrying out coordinate system conversion and checking on a bolt positioning diagram, flexibly and quickly projecting and measuring a bolt control line when bolt installation is carried out, quickly checking the bolt installation position deviation, improving the construction progress and improving the position accuracy of embedded bolts.
Further, the optimization scheme of the invention is as follows:
and in the step C, the coordinate system is converted by adopting CASS software.
And D, controlling the height of the cross bar on the line frame to be 10-15 mm added to the design height of the bolt.
Drawings
FIG. 1 is a schematic diagram of a defined hypothetical coordinate system according to an embodiment of the present invention;
FIG. 2 is a schematic view of a centerline projection of a set of line frame bolts according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a bolt set and a hypothetical coordinate system according to an embodiment of the present invention;
FIG. 4 is a schematic view of a center line measurement of a bolt of a wire frame according to an embodiment of the present invention.
In the figure: the southwest corner axis intersection point 1 of the building; an assumed coordinate system origin 2; a reinforcing mesh 3; a wire frame 4; 4-1 of a vertical rod; 4-2 parts of a cross bar; 4-3 of the elevation point of the cross bar; a central line projection point 5 is arranged on the line frame; assuming coordinates 6 under a coordinate system; bolt group centerline 7; an engineering line 8; the bolt center line 9; and embedding the bolts 10.
Detailed Description
The invention is further described in detail below with reference to the figures and examples.
The following data should be collected in this example:
collecting drawings, comprising: designing a general plane drawing and a bolt drawing; collecting control point profile data, comprising: and rechecking the collected drawings and control point data to check, and generating a data file of the control point data of the star-dat from the control points.
A method for controlling embedded bolts by adopting an assumed coordinate system comprises the following steps:
A. preparation work
Editing and drawing the design drawing uniformly according to the proportion of 1:1 by using computer drawing software, nesting the general plane drawing and the bolt drawing in one drawing, and rechecking the nested design drawing, wherein the rechecking content comprises the following steps: checking whether the axis of the design drawing is in the position of a design coordinate system, whether the dimensional position relation of all central lines is correct, and the position of the bolt, guiding the control point into the nested drawing, and checking;
B. defining a hypothetical coordinate system
Taking X of a southwest corner axis intersection point 1 of the design building as X1 of an assumed coordinate system origin 2, taking the value of Y of the southwest corner axis intersection point 1 of the design building plus 1000 as Y1 of the assumed coordinate system origin 2, assuming that the coordinate system origin 2 is (0.000,1000), assuming that the X axis and the Y axis of the coordinate system point in parallel to the design axis (shown in FIG. 1), and adding 1000 to the value of Y is used for preventing negative values of the coordinates;
C. coordinate system conversion
According to the principle of an assumed coordinate system, CASS software is adopted, a planned axis intersection point is taken as a base point, translation and rotation editing is carried out, a nested design drawing is converted into the assumed coordinate system, checking is carried out, coordinates of a key axis, the intersection point of a main central line and dimension marking between axes are calibrated;
D. bolt control line frame arrangement
Each group of bolts of the same type is provided with a group of thread frames 4, the thread frames 4 are erected on a reinforcing mesh 3 according to site tasks, each thread frame 4 is composed of an upright 4-1 and a cross rod 4-2, the upright 4-1 and the cross rod 4-2 are manufactured by adopting angle steel or channel steel through site welding, firstly, the thread frame upright 4-1 is arranged on the bolts of the same type, the cross rod height marking points 4-3 of the upright 4-1 at two ends are used for reading and measuring the cross rod height marking line of the bolt, and the height of the cross rod 4-2 on each thread frame 4 is controlled to be 10 mm-15 mm (shown in figure 2) added to the design height of the embedded bolt 10;
E. bolt control line projection test
According to the field task, calibrating the axial coordinates of the bolt group to be measured in the field in advance;
erecting a total station at a control point of an observation platform, looking back at a positioning direction, and checking; matching with a small prism, lofting a central line projection point 5 on the wire frame, a coordinate 6 under an assumed coordinate system and a bolt group central line 7 on the wire frame 4, and dividing the bolt central line point. The assumed coordinate system is adopted, the longitudinal Y value of each group of bolts is the same, and the transverse X value is the same. Therefore, in the case of axis projection, the longitudinal axis only controls the Y value to the design Y value in the assumed coordinate system, and the transverse axis only controls the X value to the design X value in the assumed coordinate system. Electronic recording is carried out on lofting to a line frame point, so that the interior industry check is facilitated;
F. bolt installation
Hanging an engineering line 8 on the wire frame 4 according to the central line point of each embedded bolt 10 of the central axis point component of the projected bolt group, wherein the intersection point of the engineering line 8 is the central point of the embedded bolt, and installing and reinforcing the bolt according to the intersection point of the central lines of the bolts;
G. bolt position quality inspection
After the foundation bolts of the equipment are installed, coordinate acquisition is carried out on the embedded bolts 10 before and after concrete pouring, at least two embedded bolts 10 are acquired in each group, acquired data are led into a design electronic map under an assumed coordinate system, and bolt position quality inspection is completed.
The invention telescopes the general plane diagram and the bolt diagram, and edits and converts the assumed coordinate system, thereby being convenient for the measuring personnel to integrally control the equipment foundation bolt; in the bolt control commissioning test stage, because an assumed coordinate system is adopted, the lofting of the embedded bolt installation control line is more flexible and rapid, and the working efficiency is improved; the bolt position relations in the assumed coordinate system are vertical and parallel relations, so that the absolute coordinate checking and checking are conveniently adopted on site, the bolt quality checking is convenient, and the error rate is reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined in the appended claims.
Claims (1)
1. A method for controlling embedded bolts by adopting an assumed coordinate system comprises the following steps:
A. preparation work
Nesting the general plane drawing and the bolt drawing in one drawing, rechecking the nested design drawing, leading a control point into the nested drawing, and checking;
B. defining a hypothetical coordinate system
Taking X of the intersection point of the southwest angle axis of the design building as X1 of the origin of the assumed coordinate system, adding 1000 to the value of Y of the intersection point of the southwest angle axis of the design building as Y1 of the origin of the assumed coordinate system, and assuming that the origin of the coordinate system is (0.000,1000), the directions of the X axis and the Y axis of the assumed coordinate system are parallel to the design axis;
C. coordinate system conversion
Editing the supposition coordinate system of the nested design drawing according to the supposition coordinate system principle, calibrating the coordinates of the intersection point of the key axis and the main central line and marking the size among the axes;
D. bolt control line frame arrangement
According to the field task, arranging a wire frame on the same type of embedded bolt, and reading and measuring a bolt cross bar height mark on a vertical rod of the wire frame, wherein the height of the cross bar on the wire frame is controlled to be 10-15 mm greater than the design height of the bolt;
E. bolt control line projection test
According to the field task, calibrating the axial coordinates of the bolt group to be measured in the field in advance; erecting a total station at a control point of an observation platform, looking back at a positioning direction, and checking; matching with a small prism to loft the central line projection point on the wire frame, the coordinate under the assumed coordinate system and the central line of the bolt group onto the wire frame and divide the central line point of the bolt;
F. bolt installation
Hanging an engineering line according to a bolt central line point of the central axis point component of the projected bolt group, and installing and reinforcing bolts according to the intersection point of the bolt central lines;
G. bolt position quality inspection
After the equipment foundation bolt is installed, before and after concrete is poured, coordinate acquisition is carried out on the bolts, at least two bolts are acquired in each group, acquired data are led into a design electronic diagram under an assumed coordinate system, and bolt position quality inspection is completed.
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| CN202110730832.9A CN113374282B (en) | 2021-06-30 | 2021-06-30 | Method for controlling embedded bolt by adopting assumed coordinate system |
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| CN202110730832.9A CN113374282B (en) | 2021-06-30 | 2021-06-30 | Method for controlling embedded bolt by adopting assumed coordinate system |
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| CN113374282B true CN113374282B (en) | 2023-03-24 |
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| CN114033191B (en) * | 2021-12-13 | 2023-05-23 | 中国化学工程第十一建设有限公司 | Anchor plate type anchor bolt positioning method |
| CN114645550A (en) * | 2022-03-31 | 2022-06-21 | 中国核工业华兴建设有限公司 | Mounting and positioning method for embedded part of main pump evaporator |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104408320A (en) * | 2014-12-04 | 2015-03-11 | 中冶天工集团有限公司 | Method for determining center deviation of circular cylinder building structure by plane coordinate method |
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| JP4642576B2 (en) * | 2005-07-08 | 2011-03-02 | 大成建設株式会社 | Baseline measurement system and baseline measurement method |
| CN101825452A (en) * | 2010-04-20 | 2010-09-08 | 中国第一冶金建设有限责任公司 | Method for performing inter-conversion between survey coordinates and construction coordinates |
| CN109296211B (en) * | 2018-09-30 | 2021-10-22 | 辽宁工程技术大学 | Mounting deviation control method for assembly type steel structure building component |
| CN111395783B (en) * | 2020-04-25 | 2024-01-30 | 五冶集团上海有限公司 | Construction method for carrying out positioning fine adjustment on bolts |
| CN111749264A (en) * | 2020-07-09 | 2020-10-09 | 中国十九冶集团有限公司 | Direct-buried bolt positioning control method |
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| CN104408320A (en) * | 2014-12-04 | 2015-03-11 | 中冶天工集团有限公司 | Method for determining center deviation of circular cylinder building structure by plane coordinate method |
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