CN111424998A - Method and device for controlling construction precision of super high-rise outer vertical surface special-shaped structure - Google Patents
Method and device for controlling construction precision of super high-rise outer vertical surface special-shaped structure Download PDFInfo
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- CN111424998A CN111424998A CN202010301480.0A CN202010301480A CN111424998A CN 111424998 A CN111424998 A CN 111424998A CN 202010301480 A CN202010301480 A CN 202010301480A CN 111424998 A CN111424998 A CN 111424998A
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- 238000010276 construction Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000005259 measurement Methods 0.000 claims abstract description 3
- 239000002023 wood Substances 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 125
- 239000010959 steel Substances 0.000 claims description 125
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- 210000001503 joint Anatomy 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000004513 sizing Methods 0.000 claims 1
- 238000009435 building construction Methods 0.000 description 3
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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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Abstract
The invention provides a construction precision control method and a device for a special-shaped structure of an outer vertical surface of a super high-rise building, which determine special-shaped structure angular points by utilizing intersection points of two intersecting straight lines, determine the corners of the special-shaped structure of the outer vertical surface by measurement, fix a shaped angle square at the corners, determine the accurate direction of the special-shaped structure angular points by utilizing the pointing sections of the angle square, then determine the erection position and the steering angle of a total station by calculation, determine the second direction by utilizing instrument laser lines, project the second direction on special wood squares of the pointing sections of the angle square and mark the second direction, the projection points are the intersection points of the pointing sections of the angle square and the laser lines, namely the special-shaped structure angular points, and finally carry out rechecking, determine the distance L3 between the erection points of the instrument and the special-shaped structure angular points according to a construction drawing, erect prisms at the projection points to measure the distance L between the total station and the projection points, compare whether the difference between L and L3.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a construction precision control method and device for a super high-rise outer vertical surface special-shaped structure.
Background
The development of super high-rise buildings in recent years in China is more and more rapid, particularly the rising of the abnormity, the ecology, the synthesis and the intellectualization of the high-rise buildings provides a lot of challenges and opportunities for the technical research and the specific application of building construction, a building structure system develops towards diversification, the research of the super high-rise building construction technology in China is already developed in a breakthrough manner, but the problems that the construction precision of the special-shaped structure of the outer vertical surface of the super high-rise building is poor and the construction requirement is difficult to meet exist at present.
Disclosure of Invention
The invention provides a construction precision control method and device for a special-shaped structure of an outer vertical surface of a super high-rise building, which are used for improving the construction precision of the special-shaped structure of the outer vertical surface of the super high-rise building.
In order to solve the problems, the construction precision control method of the super-high-rise building special-shaped structure is to adopt the method that the intersection point of two crossed straight lines is utilized to determine the special-shaped structure angular point, the corner of the building special-shaped structure of the building is determined through measurement, the regularized angle square is fixed at the corner, the accurate direction of the special-shaped structure angular point is determined by utilizing the pointing section of the angle square, the setting position and the steering angle of a total station are determined through calculation, the second direction is determined by utilizing an instrument laser line, the angle square is projected and marked on the special-made wood of the pointing section of the angle square, the projection point is the intersection point of the pointing section of the angle square and the laser line, namely the special-shaped structure angular point, and rechecking is finally carried out, the distance L3 between the setting point of the instrument and the special-shaped structure angular point is determined according to a construction drawing, the distance L between the total station and the projection point is set at the projection point.
The setting angle ruler comprises a first angle steel and a second angle steel, one end of the first angle steel is in butt joint with one end of the second angle steel, a certain angle is formed between the first angle steel and the second angle steel, the angle is determined by a negative angle of a special-shaped structure at a corresponding position, two ends of an inclined strut steel plate are respectively welded and fixed on the inner sides of wing plates of the first angle steel and the second angle steel, the first angle steel is used as a fixed section, the first angle steel is transversely attached and fixed on a concrete column through expansion bolts (a bolt hole is formed in a web plate of the first angle steel), the second angle steel is used as a pointing section, a vertical steel plate belt is welded and fixed on the wing plate of the corner point of the second angle steel along the length direction of the second angle steel, the vertical steel belt is parallel to the web plate of the second angle steel so that a U-shaped notch is formed between the vertical steel plate belt and the second angle steel, one end of a special-made batten with the width size matched with the U-shaped notch is inserted into the U-shaped notch, the end of the special-made batten is fixed in the U-shaped notch through a common screw penetrating through the vertical steel plate belt and the second angle steel belt, when the special-made batten, whether a difference value of a special-made angle ruler is determined by calculation, whether a special-shaped angle ruler is determined by using a laser projection angle ruler, a projection angle ruler, and a projection angle ruler, whether a projection angle ruler is determined by a projection angle ruler, and a projection angle ruler.
The invention also provides a construction precision control device for the special-shaped structure of the outer vertical surface of the ultrahigh-rise building, which is a shaped angle square and comprises a first angle steel and a second angle steel, wherein one end of the first angle steel is butted with one end of the second angle steel, a certain angle is formed between the first angle steel and the second angle steel, the angle is determined according to the internal corner of the special-shaped structure at the corresponding position, two ends of the diagonal bracing steel plate are respectively welded and fixed at the inner sides of the flange plates of the first angle steel and the second angle steel, the first angle steel is transversely attached and fixed on the concrete column through expansion bolts, the vertical steel plate belt is welded and fixed on the flange plate of the second angle steel along the length direction of the second angle steel, and the vertical steel plate belt is parallel to the web plate of the second angle steel, so that a U-shaped notch is formed between the vertical steel plate strip and the second angle steel, one end of the specially-made batten with the width size matched with the U-shaped notch is inserted into the U-shaped notch, and the end part of the specially-made batten is fixed in the U-shaped notch through a common screw penetrating through the vertical steel plate strip and the second angle steel.
Preferably, the first angle steel and the second angle steel are made of Q235, the specification is L50 × 5, the length is 500mm, and the splicing angle of the first angle steel and the second angle steel is strictly controlled according to a drawing.
Preferably, the width of the diagonal bracing steel plate is 50mm, the thickness of the diagonal bracing steel plate is 5mm, the length of the diagonal bracing steel plate is determined according to the formed angle square, and two ends of the diagonal bracing steel plate are respectively welded at the middle position of the inner sides of the two sections of angle steel flange plates.
Preferably, the expansion bolt is of two M16 types, the diameter of the drilled hole is 20mm, and the depth of the drilled hole is 100 mm.
Preferably, the common screw is of two M8 types, the diameter of the screw is 8mm, and the screw penetrates through the preformed hole and is screwed by a nut.
Preferably, the special batten is manufactured into a specification of 40mmx45mm according to the length of the U-shaped groove and the thickness of the second angle steel flange plate except a groove of 5mm, and the length is determined according to the requirement.
Compared with the prior art, the invention has the beneficial effects that: the required instrument is few, and prefabricated regularization angle square simple structure is practical, and fixed convenient, the expense is few, can have enough to meet the need the use many times, and the total powerstation required parameter is few, and easy operation is swift, fixes a position accurate, be fit for generally promoting.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a cross-sectional view taken along line 1-1 of FIG. 1;
FIG. 3 is a cross-sectional view taken at 2-2 of FIG. 1;
in the figure, 1-first angle steel, 2-second angle steel, 3-bracing steel plate, 4-expansion bolt, 5-specially-made flitch, 6-common screw, 7-vertical steel plate strip, 8-concrete column (frame column), A-total station erection point, B-measuring point B, direction 1-instrument collimation direction 1, direction 2-instrument collimation direction 2, L-distance measured by total station, L1-vertical distance of special-shaped structure angular point from column axis, L3-distance of instrument erection point from special-shaped structure angular point.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, and it should be understood that the specific embodiments described herein are only for explaining the present invention and are not intended to limit the present invention.
Examples
Referring to fig. 1 to 3, the embodiment provides a construction precision control method and a device for a super-elevation outer-elevation special-shaped structure, the device is a shaped angle square and comprises a first angle steel 1 and a second angle steel 2, one end of the first angle steel 1 is in butt joint with one end of the second angle steel 2, a certain angle is formed between the first angle steel 1 and the second angle steel 2, the concave angle of the special-shaped structure at the corresponding position of the angle is determined, the first angle steel 1 and the second angle steel 2 are made of Q235 with the specification of L50 mm × and the length of 500mm, the splicing angle of the first angle steel 1 and the second angle steel 2 is strictly controlled according to a drawing, two ends of a diagonal bracing steel plate 3 are respectively welded and fixed on the inner sides of flange plates of the first angle steel 1 and the second angle steel 2 (a diagonal bracing steel plate 3 is 50mm wide and 5mm thick, the length is determined according to the shaped angle square, two ends of the angle steel flange plates are respectively welded at the middle positions of the two special-made angle steel flange plates), the first angle steel 1 is used as a fixed section, the fixed on a concrete column 8 by transversely attaching bolts 4, the special-made by using two special-made U angle steel plates, the expansion bolts, the special-made instrument, the special-made U-made angle steel plate strip is manufactured by the instrument, the special-made U-made special-made U-shaped angle steel plate strip, the special-made U-shaped angle steel plate strip, the special-shaped angle steel strip, the special-made U-made special-made U-shaped angle steel strip, the special-made special-shaped angle steel strip, the special-shaped angle steel strip is manufactured by the special-made special.
Determining a special-shaped structure angular point by using an intersection point of two intersecting straight lines, determining a corner D point of an outer-vertical special-shaped structure by measuring, fixing a shaped angle square with a specific angle at the D point, enabling a folding angle of the angle square to be located on the D point, determining the accurate direction of the special-shaped structure angular point by using a pointing section of the angle square, then determining the vertical distance L1 between the special-shaped structure angular point and a column axis according to a construction drawing, then selecting a transverse axis perpendicular to the column axis, measuring L from a vertical point along the axis to the special-shaped structure direction by using a steel tape to determine an instrument mounting point A, marking, mounting a total station at the point A, setting the mounting height and the shaped angle square at the same horizontal plane, aligning the axis to the vertical point direction (instrument alignment direction 1) for angle zero adjustment, slowly rotating the total station to one side of the special-shaped structure, rotating by 90 degrees (instrument alignment direction 2), fixing the instrument, setting a laser point projected on the special-shaped angle square 5 as the special-shaped structure (instrument alignment direction 1), checking, keeping the position of the total station at the same position, keeping the total station at the same position as a projection lens on the special-shaped structure (instrument), keeping the same as a projection lens), and keeping the difference between the total station in the construction drawing, and the error of the total station in the projection lens 36, and the projection lens in the construction drawing, wherein.
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 invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A construction precision control method for a super high-rise facade special-shaped structure is characterized in that intersection points of two intersecting straight lines are used for determining special-shaped structure angular points, firstly, the corners of the outer facade special-shaped structure are determined through measurement, a shaped angle square is fixed at the corners, the accurate direction of the special-shaped structure angular points is determined through the pointing section of the angle square, then, the erection position and the steering angle of a total station are determined through calculation, the second direction is determined through instrument laser lines, the angle square is projected on the special wood of the pointing section of the angle square and marked, the projection point is the intersection point of the pointing section of the angle square and the laser lines, namely the special-shaped structure angular points, finally, rechecking is carried out, the distance L between the erection point of the instrument and the special-shaped structure angular points is determined according to a construction drawing, a prism is erected at the projection point to measure the distance L between the total station and the projection point, whether the difference between L and L.
2. The method for controlling the construction precision of the special-shaped structure on the outer vertical surface of the ultrahigh-rise building according to claim 1, which is characterized in that: the regularization angle square comprises a first angle steel (1) and a second angle steel (2), one end of the first angle steel (1) is in butt joint with one end of the second angle steel (2) and forms a certain angle therebetween, the angle is determined according to a special-shaped structure internal corner at a corresponding position, two ends of a diagonal bracing steel plate (3) are respectively welded and fixed on the inner sides of flange plates of the first angle steel (1) and the second angle steel (2), the first angle steel (1) is transversely attached and fixed on a concrete column through an expansion bolt (4), a vertical steel plate belt (7) is welded and fixed on the flange plate of the second angle steel (2) along the length direction of the second angle steel (2), the vertical steel plate belt (7) is parallel to a web plate of the second angle steel (2), so that a U-shaped notch is formed between the vertical steel plate belt (7) and the second angle steel (2), one end of a specially-made batten (5) with the width size matched with the U-shaped notch is inserted into the U, and the end part of the special batten (5) is fixed in the U-shaped notch through a common screw (6) penetrating through the vertical steel plate strip (7) and the second angle steel (2).
3. The utility model provides a superelevation outer facade abnormal shape structure construction accuracy control device which characterized in that: the device is a sizing angle square, which comprises a first angle steel (1) and a second angle steel (2), wherein one end of the first angle steel (1) is butted with one end of the second angle steel (2) to form a certain angle between the first angle steel (1) and the second angle steel (2), the angle is determined according to a special-shaped structure internal corner at a corresponding position, two ends of a diagonal bracing steel plate (3) are respectively welded and fixed at the inner sides of flange plates of the first angle steel (1) and the second angle steel (2), the first angle steel (1) is transversely attached and fixed on a concrete column through an expansion bolt (4), a vertical steel plate belt (7) is welded and fixed on the flange plate of the second angle steel (2) along the length direction of the second angle steel (2), the vertical steel plate belt (7) is parallel to a web plate of the second angle steel (2), so that a U-shaped notch is formed between the vertical steel plate belt (7) and the second angle steel (2), one end of a specially-made batten (5) with the, and the end part of the special batten (5) is fixed in the U-shaped notch through a common screw (6) penetrating through the vertical steel plate strip (7) and the second angle steel (2).
4. The construction precision control device for the super high-rise building outer-face special-shaped structure is characterized in that the first angle steel (1) and the second angle steel (2) are made of Q235, are L50 × 5 in specification and are 500mm in length.
5. The device for controlling the construction precision of the special-shaped structure on the outer vertical surface of the ultrahigh-rise building according to claim 3, which is characterized in that: the width of the diagonal bracing steel plate (3) is 50mm, the thickness of the diagonal bracing steel plate is 5mm, the length of the diagonal bracing steel plate is determined according to a shaped angle square, and two ends of the diagonal bracing steel plate are respectively welded at the middle positions of the inner sides of the flange plates of the first angle steel (1) and the second angle steel (2).
6. The device for controlling the construction precision of the special-shaped structure on the outer vertical surface of the ultrahigh-rise building according to claim 3, which is characterized in that: the expansion bolt (4) adopts two M16 types, the diameter of a drilled hole is 20mm, and the depth of the drilled hole is 100 mm.
7. The device for controlling the construction precision of the special-shaped structure on the outer vertical surface of the ultrahigh-rise building according to claim 3, which is characterized in that: the common screw (6) adopts two M8 types, and the diameter of the screw rod is 8 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010301480.0A CN111424998A (en) | 2020-04-16 | 2020-04-16 | Method and device for controlling construction precision of super high-rise outer vertical surface special-shaped structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010301480.0A CN111424998A (en) | 2020-04-16 | 2020-04-16 | Method and device for controlling construction precision of super high-rise outer vertical surface special-shaped structure |
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2020
- 2020-04-16 CN CN202010301480.0A patent/CN111424998A/en active Pending
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