CN114876073B - Bolt group embedding method - Google Patents
Bolt group embedding method Download PDFInfo
- Publication number
- CN114876073B CN114876073B CN202210496797.3A CN202210496797A CN114876073B CN 114876073 B CN114876073 B CN 114876073B CN 202210496797 A CN202210496797 A CN 202210496797A CN 114876073 B CN114876073 B CN 114876073B
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- bolt
- bolt group
- steel wire
- bolts
- wire ropes
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 118
- 239000010959 steel Substances 0.000 claims abstract description 118
- 238000003491 array Methods 0.000 claims abstract description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- E04B1/4157—Longitudinally-externally threaded elements extending from the concrete or masonry, e.g. anchoring bolt with embedded head
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a bolt group embedding method, which comprises the following steps: s1, prefabricating a plurality of groups of bolt groups, and placing a plurality of groups of bolt group arrays at preset approximate positions to form a bolt group assembly; s2, determining and rechecking positions of bolts positioned at four corners of the bolt group assembly by using a total station; s3, transverse steel wire ropes and longitudinal steel wire ropes are pulled between bolts at four corners of the bolt group assembly, the transverse steel wire ropes are overlapped with the centers of two bolts which are transversely arranged, and the longitudinal steel wire ropes are overlapped with the centers of two bolts which are longitudinally arranged; and S4, determining the positions of other bolt groups along the transverse steel wire rope or the longitudinal steel wire rope by using a steel rule according to the preset intervals among the bolt groups. The bolt group embedding step performed in the mode is adopted, the position of each bolt group is not required to be measured by using a total station, the construction time can be saved to a greater extent, and the construction efficiency is improved. The position accuracy of the bolt group is higher by adopting the steel rule to find the position accuracy of the bolt group, and the pre-buried accuracy of the bolt group can be improved.
Description
Technical Field
The invention relates to the field of constructional engineering, in particular to a bolt group embedding method.
Background
Along with the mass application of the steel-concrete structure, the joint part of the steel structure and the concrete is connected by a mass of embedded bolt groups, and the bolt connection has the advantages of simple structure, various forms, reliable connection, convenient assembly and disassembly, low cost and the like. The traditional method for controlling the embedded precision of the bolt group is to position each bolt by using a total station, control the perpendicularity of each bolt by using a leveling rod, and recheck each point by using a positioning plate matched with the bolt group.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides a bolt group embedding method which can improve the embedding precision and efficiency of the bolt group.
The bolt group embedding method according to the embodiment of the invention comprises the following steps: step S1, prefabricating a plurality of groups of bolt groups, wherein a plurality of bolts are arranged in each group of bolt groups in an array mode, and the plurality of groups of bolt group arrays are placed at preset approximate positions to form a bolt group assembly; s2, determining and rechecking the positions of the bolts positioned at the four corners of the bolt group assembly by using a total station; s3, pulling transverse steel wire ropes and longitudinal steel wire ropes between the bolts at four corners of the bolt group assembly, and enabling the transverse steel wire ropes and the longitudinal steel wire ropes to be in a straight state, wherein the transverse steel wire ropes are overlapped with the centers of the two bolts which are transversely arranged, and the longitudinal steel wire ropes are overlapped with the centers of the two bolts which are longitudinally arranged; and S4, determining the positions of other bolt groups along the transverse steel wire rope or the longitudinal steel wire rope by using a steel rule according to the preset intervals among the bolt groups, and fixing each bolt group.
Has at least the following beneficial effects: according to the invention, accurate positions of four single bolts on four corners of a bolt group assembly are positioned by using a total station, then a transverse steel wire rope and a longitudinal steel wire rope are pulled among the four bolts, positions of other bolt groups are measured on the transverse steel wire rope and the longitudinal steel wire rope by using a steel rule, and then the bolt groups are fixed. The bolt group embedding step performed in the mode is adopted, the position of each bolt group is not required to be measured by using a total station, the construction time can be saved to a greater extent, and the construction efficiency is improved. And the steel rule is adopted to find the position intersection of the bolt group, so that the accuracy of using the total station is higher, and the pre-buried accuracy of the bolt group can be improved.
According to some embodiments of the present invention, steel plates are disposed on the bolt groups, the bolt groups in the step S1 are positioned by two upper and lower steel plates, the two steel plates are disposed in parallel, a plurality of bolts in the same group of bolts are all disposed perpendicular to the steel plates, and each bolt passes through the two steel plates at the same time, and the bolts passing through the steel plates are fixedly connected into a whole by welding.
According to some embodiments of the invention, steel arranged perpendicular to the two steel plates is welded between the two steel plates.
According to some embodiments of the present invention, each steel plate is provided with a positioning hole, the positioning holes on two steel plates in the same bolt group are aligned with each other, and the bolts correspondingly penetrate through the two positioning holes correspondingly arranged.
According to some embodiments of the invention, the aperture of the locating hole is 2mm larger than the outer diameter of the bolt.
According to some embodiments of the invention, the step S3 further comprises the following steps: and pulling other transverse steel wire ropes and longitudinal steel wire ropes so that the centers of the bolts in the outermost rows and columns in each bolt group are respectively provided with the corresponding transverse steel wire ropes or the corresponding longitudinal steel wire ropes.
According to some embodiments of the invention, after the step S4, the method further includes the steps of: and rechecking the positions of the bolts at four corners in each bolt group by using the transverse steel wire ropes and the longitudinal steel wire ropes.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of a bolt cluster assembly according to an embodiment of the present invention;
FIG. 2 is a schematic side view of a bolt group in a position where bolts are hidden in an embodiment of the present invention;
FIG. 3 is a schematic top view of a single bolt group in accordance with an embodiment of the present invention;
FIG. 4 is a schematic diagram of a structure of an embodiment of the present invention in which multiple rows and columns of bolt clusters are present.
Reference numerals: bolt group 100, bolt 110, steel plate 120, steel 130, transverse wire rope 200, longitudinal wire rope 300, bolt group assembly 400.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the description of the orientation, such as the transverse direction, the longitudinal direction, etc., is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the invention.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 4, the invention discloses a bolt group embedding method, which specifically comprises the following steps:
step S1, prefabricating a plurality of bolt groups 100, wherein a plurality of bolts 110 are arrayed in each bolt group 100, and arranging the plurality of bolt groups 100 in a preset approximate position to form a bolt group assembly 400;
step S2, determining and rechecking the positions of the bolts 110 positioned at the four corners of the bolt group assembly 400 by using a total station;
step S3, a transverse steel wire rope 200 and a longitudinal steel wire rope 300 are pulled between the bolts 110 on the four corners of the bolt group assembly 400, and the transverse steel wire rope 200 and the longitudinal steel wire rope 300 are in a straight state, the centers of the transverse steel wire rope 200 and the two bolts 110 which are transversely arranged are overlapped, and the centers of the longitudinal steel wire rope 300 and the two bolts 110 which are longitudinally arranged are overlapped;
in step S4, the positions of the other bolt groups 100 are determined along the transverse wire rope 200 or the longitudinal wire rope 300 according to the preset intervals between the bolt groups 100 using a steel rule, and the respective bolt groups 100 are fixed.
The present invention positions the exact positions of four individual bolts 110 at four corners of the bolt group assembly 400 using a total station, then pulls the transverse wire rope 200 and the longitudinal wire rope 300 between the four bolts 110, and measures the positions of the remaining individual bolt groups 100 on the transverse wire rope 200 and the longitudinal wire rope 300 using a steel rule, and then fixes the individual bolt groups 100. The bolt group 100 pre-burying step performed in the above mode is adopted, the position of each bolt group 100 is not required to be measured by using a total station, the construction time can be saved to a greater extent, and the construction efficiency is improved. And the steel rule is adopted to find the position of the bolt group 100, so that compared with the precision of using a total station, the embedded precision of the bolt group 100 can be improved.
It can be understood that, referring to fig. 2, in the embodiment of the present invention, the steel plates 120 are disposed on the bolt group 100, the bolt group 100 can be positioned by two steel plates 120, the two steel plates 120 are disposed in parallel, the plurality of bolts 110 in the bolt group 100 in the same group are all disposed vertically on the steel plates 120, each bolt 110 passes through the two steel plates 120 at the same time, and each bolt 110 in the bolt group 100 passing through the steel plates 120 can be fixedly connected into a whole by welding. Specifically, the two parallel steel plates 120 can control the verticality of the bolts 110, so that the verticality of each bolt 110 can be accurately adjusted and welded and fixed during the manufacture of the bolt group 100, and the verticality of the bolts 110 can be further improved without repeatedly checking the verticality of the bolts 110 during the embedding process of the subsequent bolt group 100. A plurality of steel materials 130 may be vertically disposed between the two steel plates 120, and the steel materials 130 may fix positions and distances between the two steel plates 120.
Specifically, the two steel plates 120 may be provided with positioning holes (not shown in the figure), the number of the positioning holes needs to be consistent with the number of the bolts 110 in the bolt group 100, the positioning holes on the upper and lower steel plates 120 in the same bolt group 100 need to be vertically aligned with each other, and the bolts 110 may be inserted into the two positioning holes correspondingly arranged. Providing the positioning holes facilitates positioning the bolts 110, and can improve the manufacturing efficiency of the bolt group 100. It will be appreciated that in order to facilitate threading of the bolt 110, the aperture of the locating hole may be set to be 2mm larger than the outer diameter of the bolt 110, while the single-sided 1mm gap also facilitates the space for the bolt 110 to have an adjusted position.
It is understood that, as shown in fig. 4, when more than two rows or more than two columns of bolt groups 100 are arrayed in the bolt group assembly 400, the following steps may be further included after step S3 in the embodiment of the present invention: other transverse wire ropes 200 and longitudinal wire ropes 300 are pulled so that the center of the bolts 110 in the outermost rows and columns in each bolt group 100 has the corresponding transverse wire ropes 200 and longitudinal wire ropes 300 corresponding thereto. Taking the four-row four-column bolt group assembly 400 in fig. 4 as an example, during construction, the positions of four bolts 110 positioned at the corners of the bolt group assembly 400 can be measured by a total station, the transverse steel wire ropes 200 and the longitudinal steel wire ropes 300 are pulled between the four bolts 110, then the positions of the rest eight bolt groups 100 in the twelve bolt groups 100 positioned at the outermost side of the bolt group assembly 400 are determined by a steel rule, then the other transverse steel wire ropes 200 and the longitudinal steel wire ropes 300 are pulled between the eight bolt groups 100 by using the steel rule, so that the positions of the rest 4 bolt groups 100 positioned at the middle of the bolt group assembly 400 can be determined by measuring the steel rule in such a way that the two rows and the two columns at the outermost side of each bolt group 100 are respectively corresponding to the transverse steel wire ropes 200 or the longitudinal steel wire ropes 300 in the twelve bolt groups 100.
In the embodiment of the present invention, after step S4, the positions of the bolts 110 at the four corners of each bolt group 100 may be checked by using the transverse wire ropes 200 and the longitudinal wire ropes 300, so as to avoid early measurement errors or error accumulation.
The bolt group embedding method in the embodiment of the invention specifically comprises the following steps:
step S1.1, prefabricating a plurality of bolt groups 100, wherein a plurality of bolts 110 are arrayed in each bolt group 100, and each bolt group 100 welds the bolts 110 into a whole through a fixing device consisting of a plurality of steel materials 130 and two steel plates 120 to ensure the perpendicularity of the bolts 110;
step S1.2, placing a plurality of groups of bolt groups 100 in a preset approximate position and forming a bolt group assembly 400;
step S2, determining the positions of the bolts 110 located at the four corners of the bolt group assembly 400 using the total station;
step S3, a transverse steel wire rope 200 and a longitudinal steel wire rope 300 are pulled between the bolts 110 on the four corners of the bolt group assembly 400, and the transverse steel wire rope 200 and the longitudinal steel wire rope 300 are in a straight state, the centers of the transverse steel wire rope 200 and the two bolts 110 which are transversely arranged are overlapped, and the centers of the longitudinal steel wire rope 300 and the two bolts 110 which are longitudinally arranged are overlapped;
step S4, other transverse steel wire ropes 200 and longitudinal steel wire ropes 300 are pulled so that the centers of the bolts 110 on the outermost rows and columns in each bolt group 100 are respectively provided with corresponding transverse steel wire ropes 200 and longitudinal steel wire ropes 300;
step S5, determining the positions of other bolt groups 100 along the transverse steel wire rope 200 or the longitudinal steel wire rope 300 by using a steel rule according to the preset intervals among the bolt groups 100, and fixing each bolt group 100;
step S6, rechecking the positions of the bolts 110 at four corners in each bolt group 100 by using the transverse steel wire ropes 200 and the longitudinal steel wire ropes 300.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
Of course, the present invention is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and these equivalent modifications or substitutions are included in the scope of the present invention as defined in the claims.
Claims (6)
1. The bolt group embedding method is characterized by comprising the following steps of:
step S1, prefabricating a plurality of groups of bolt groups, wherein a plurality of bolts are arranged in each group of bolt groups in an array mode, and the plurality of groups of bolt group arrays are placed at preset approximate positions to form a bolt group assembly;
s2, determining and rechecking the positions of the bolts positioned at the four corners of the bolt group assembly by using a total station;
s3, pulling transverse steel wire ropes and longitudinal steel wire ropes between the bolts at four corners of the bolt group assembly, and enabling the transverse steel wire ropes and the longitudinal steel wire ropes to be in a straight state, wherein the transverse steel wire ropes are overlapped with the centers of the two bolts which are transversely arranged, and the longitudinal steel wire ropes are overlapped with the centers of the two bolts which are longitudinally arranged;
s4, determining the positions of other bolt groups along the transverse steel wire rope or the longitudinal steel wire rope by using a steel rule according to the preset intervals among the bolt groups, and fixing each bolt group;
the method also comprises the following steps: and pulling other transverse steel wire ropes and longitudinal steel wire ropes so that the centers of the bolts in the outermost rows and columns in each bolt group are respectively provided with the corresponding transverse steel wire ropes or the corresponding longitudinal steel wire ropes.
2. The method for embedding the bolt group according to claim 1, wherein steel plates are arranged on the bolt group, the bolt group in the step S1 is positioned by an upper steel plate and a lower steel plate, the two steel plates are arranged in parallel, a plurality of bolts in the same group of bolts are perpendicular to the steel plates, each bolt simultaneously penetrates through the two steel plates, and the bolts penetrating through the steel plates are fixedly connected into a whole in a welding mode.
3. The bolt group embedding method according to claim 2, wherein steel arranged perpendicular to the two steel plates is welded between the two steel plates.
4. The method for embedding a bolt group according to claim 2, wherein each steel plate is provided with a positioning hole, the positioning holes on two steel plates in the same bolt group are aligned with each other, and the bolts correspondingly penetrate through the two positioning holes correspondingly arranged.
5. The method of claim 4, wherein the diameter of the positioning hole is 2mm larger than the outer diameter of the bolt.
6. The method for embedding a bolt group according to claim 1, further comprising the following steps after the step S4: and rechecking the positions of the bolts at four corners in each bolt group by using the transverse steel wire ropes and the longitudinal steel wire ropes.
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CN202210496797.3A CN114876073B (en) | 2022-05-09 | 2022-05-09 | Bolt group embedding method |
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CN202210496797.3A CN114876073B (en) | 2022-05-09 | 2022-05-09 | Bolt group embedding method |
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CN114876073B true CN114876073B (en) | 2024-01-30 |
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