CN114809673A - Rear-buried foundation bolt suspension positioning method in street lamp concrete foundation pouring - Google Patents
Rear-buried foundation bolt suspension positioning method in street lamp concrete foundation pouring Download PDFInfo
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- CN114809673A CN114809673A CN202210493690.3A CN202210493690A CN114809673A CN 114809673 A CN114809673 A CN 114809673A CN 202210493690 A CN202210493690 A CN 202210493690A CN 114809673 A CN114809673 A CN 114809673A
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- 239000000725 suspension Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000003973 paint Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 101150054854 POU1F1 gene Proteins 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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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
- E04G21/185—Means for positioning building parts or elements for anchoring elements or elements to be incorporated in the structure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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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
- E04B1/4157—Longitudinally-externally threaded elements extending from the concrete or masonry, e.g. anchoring bolt with embedded head
Abstract
The invention discloses a post-embedded foundation bolt suspension positioning method in street lamp concrete foundation pouring, which solves the problem of how to consider the position accuracy of an embedded bolt and the strength of a concrete foundation in foundation bolt construction; selecting two U-shaped bolts as pre-embedded foundation bolts, and hanging and arranging the U-shaped bolts on a square PVC plate in a cross manner to form a balanced and stable frame body, arranging positioning reference mark lines of the foundation bolts on the top end surface of the square PVC plate, and fixing the top ends of the two U-shaped bolts after penetrating the square PVC plate through locking nuts; after concrete pouring is finished in the concrete foundation pit in a one-step mode, the formed frame body is immediately placed into the poured concrete, the square PVC plate is made to be suspended on the upper top surface of the poured concrete, after the concrete is slightly solidified, horizontal arrangement and position adjustment of the square PVC plate are finished, and the embedded bolt with accurate positioning can be obtained.
Description
Technical Field
The invention relates to a foundation bolt on a concrete foundation, in particular to a suspension positioning mechanism and a suspension positioning method adopting a rear-buried foundation bolt in pouring of a street lamp concrete foundation.
Background
Some light poles are made of steel pipes, the foundation of the light poles is a concrete foundation, and foundation bolts are embedded in the concrete foundation and used for connecting the light poles on the foundation;
the embedded bolts in the concrete foundation are generally in a direct-embedded mode, the embedded anchor bolts are firstly fixed on a steel bar framework in the foundation, foundation concrete is poured in a one-step mode, and the anchor bolts of the connecting equipment are formed; the other type is a rear-embedded type, pouring of the foundation concrete is carried out in two times, bolt hole positions of embedded bolts are reserved firstly when the concrete is poured for the first time, after the concrete poured for the first time is initially set, the embedded bolts are inserted into the embedded bolt positions, and then secondary pouring of the concrete is carried out, so that the method has the advantage that the embedded bolts are accurately positioned, but the defects that the foundation integral strength is poor and cracks are easy to appear when the concrete is poured for the second time are overcome; how to draw the advantages of the two construction methods and considering the position accuracy of the embedded bolt and the strength of the concrete foundation, becomes a difficult problem to be solved in a construction site.
Disclosure of Invention
The invention provides a post-embedded foundation bolt suspension positioning method in street lamp concrete foundation pouring, and solves the technical problem of how to consider the position accuracy of an embedded bolt and the strength of a concrete foundation in foundation bolt construction.
The invention solves the technical problems by the following technical scheme:
the general concept of the invention is: adopting a one-time concrete pouring mode to perform concrete pouring work of the concrete foundation; selecting two U-shaped bolts as pre-embedded foundation bolts, and hanging and arranging the U-shaped bolts on a square PVC plate in a cross manner to form a balanced and stable frame body, arranging positioning reference mark lines of the foundation bolts on the top end surface of the square PVC plate, and fixing the top ends of the two U-shaped bolts after penetrating the square PVC plate through locking nuts; after the concrete pouring is finished in the concrete foundation pit in a one-step mode, the formed frame body is immediately placed into the poured concrete, the square PVC plate is suspended on the upper top surface of the poured concrete, after the concrete is slightly solidified, the horizontal arrangement and position adjustment of the square PVC plate are finished, and then after the concrete is completely solidified, the accurately-positioned embedded bolt can be obtained.
A post-embedded foundation bolt suspension positioning mechanism in street lamp concrete foundation pouring comprises a concrete foundation pit, concrete is cast in the concrete foundation pit in situ, a front and rear positioning datum line for installing a street lamp post and a left and right positioning datum line for installing the street lamp post are respectively arranged on the ground outside the concrete foundation pit, a square PVC plate is suspended on the cast-in-situ concrete, a front and rear positioning datum line on the suspension plate and a left and right positioning datum line on the suspension plate are respectively arranged on the top end surface of the square PVC plate, a pair of front and rear pre-embedded U-shaped bolt through holes are arranged on the front and rear positioning datum lines on the suspension plate, a pair of left and right pre-embedded U-shaped bolt through holes are arranged on the left and right positioning datum lines on the suspension plate, the upper ends of the front and rear pre-embedded U-shaped bolts are fixedly connected in the pair of the front and rear pre-embedded U-shaped bolt through holes, the upper ends of the left and right pre-embedded U-shaped bolts are fixedly connected in the pair of the left and right pre-embedded U-shaped bolt through holes, the front and back positioning datum lines on the suspension plate are overlapped with the front and back positioning datum lines for installing the street lamp pole, and the left and right positioning datum lines on the suspension plate are overlapped with the left and right positioning datum lines for installing the street lamp pole.
An upper gasket and an upper locking nut are arranged at the upper end of the embedded U-shaped bolt in the left-right direction above the square PVC plate, and a lower gasket and a lower locking nut are arranged on a screw rod of the embedded U-shaped bolt in the left-right direction below the square PVC plate.
A rear-buried foundation bolt suspension positioning method in street lamp concrete foundation pouring comprises the following steps:
firstly, manufacturing a square PVC plate according to the size of the embedded U-shaped bolt, wherein the thickness of the square PVC plate is 8 mm, the length of each side of the square PVC plate is 10 cm plus the width of the embedded U-shaped bolt, red paint is used for popping out a left positioning datum line and a right positioning datum line on the suspension plate and a front positioning datum line and a back positioning datum line on the suspension plate on the top end surface of the square PVC plate, the left positioning datum line and the right positioning datum line on the suspension plate are arranged in a crossed manner with the front positioning datum line and the back positioning datum line on the suspension plate, a pair of front-back direction embedded U-shaped bolt through holes and a pair of left-right direction embedded U-shaped bolt through holes are processed by taking the crossed point as the center, and the aperture of the through holes is 4 mm plus the diameter of the embedded U-shaped bolt;
secondly, hanging the front-back embedded U-shaped bolts and the left-right embedded U-shaped bolts below the square PVC plate, and fixing the upper ends of the U-shaped bolts and the left-right embedded U-shaped bolts through locking nuts; obtaining an embedded bolt suspension positioning mechanism assembled together;
thirdly, respectively arranging a front and rear positioning datum line for installing a light pole and a left and right positioning datum line for installing the light pole on the ground outside the concrete foundation pit;
fourthly, pouring concrete in the concrete foundation pit at one time;
fifthly, placing the pre-embedded bolt suspension positioning mechanism obtained in the second step on the poured concrete in the concrete foundation pit, and enabling the pre-embedded U-shaped bolts in the front-back direction and the pre-embedded U-shaped bolts in the left-right direction to be immersed in the concrete, so that the square PVC plate is suspended on the top surface of the concrete;
sixthly, before the initial setting of the poured concrete, placing a level gauge on the top end face of the square PVC plate, adjusting the position of the square PVC plate to enable the front and rear positioning datum lines on the suspension plate to be superposed with the front and rear positioning datum lines for installing the street lamp pole, enabling the left and right positioning datum lines on the suspension plate to be superposed with the left and right positioning datum lines for installing the street lamp pole, and adjusting the square PVC plate to be horizontal by observing the level gauge; and when the poured concrete is completely solidified, obtaining the embedded foundation bolt on the concrete foundation with accurate positioning.
The embedded bolt assembly has the advantages that the embedded bolts in a direct-embedded type and a rear-embedded type are absorbed, the concrete foundation is poured at one time, the embedded bolts and the directional PVC suspension plate which are assembled together are placed in the concrete which is not initially set immediately after pouring, the square PVC plate is suspended on the surface of the concrete, the embedded U-shaped bolts are inserted into the concrete, and after the concrete is slightly set, the position of the suspended square PVC plate is adjusted, so that a reference centering line on the suspended square PVC plate is aligned with a reference line on the outer ground surface of a foundation pit; the invention not only realizes the accurate positioning of the embedded bolt, but also realizes the one-time pouring of the foundation concrete.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view in a top view of the present invention;
fig. 3 is a schematic view of a connection structure between the left-right embedded U-shaped bolt 11 and the square PVC plate 5 according to the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
a post-embedded foundation bolt suspension positioning mechanism in street lamp concrete foundation pouring comprises a concrete foundation pit 1, concrete 2 is cast in the concrete foundation pit 1 in a cast-in-place mode, a front and rear positioning datum line 3 for installing a street lamp post and a left and right positioning datum line 4 for installing the street lamp post are respectively arranged on the ground outside the concrete foundation pit 1, a square PVC plate 5 is suspended on the cast-in-place concrete 2, a front and rear positioning datum line 6 on the suspension plate and a left and right positioning datum line 7 on the suspension plate are respectively arranged on the top end surface of the square PVC plate 5, a pair of front and rear pre-embedded U-shaped bolt through holes 8 are arranged on the front and rear positioning datum lines 6 on the suspension plate, a pair of left and right pre-embedded U-shaped bolt through holes 9 are arranged on the left and right positioning datum lines 7 on the suspension plate, the upper ends of the front and rear pre-embedded U-shaped bolts 10 are fixedly connected in the pair of the front and rear pre-embedded U-shaped bolt through holes 8 in a penetrating way, the upper ends of the left and right direction embedded U-shaped bolts 11 are fixedly penetrated in a pair of left and right direction embedded U-shaped bolt penetrating holes 9, the front and rear positioning datum lines 6 on the suspension plate are overlapped with the front and rear positioning datum lines 3 for installing the street lamp pole, and the left and right positioning datum lines 7 on the suspension plate are overlapped with the left and right positioning datum lines 4 for installing the street lamp pole.
A post-embedded foundation bolt suspension positioning mechanism in street lamp concrete foundation pouring comprises a concrete foundation pit 1, concrete 2 is cast in the concrete foundation pit 1 in a cast-in-place mode, a front and rear positioning datum line 3 for installing a street lamp post and a left and right positioning datum line 4 for installing the street lamp post are respectively arranged on the ground outside the concrete foundation pit 1, a square PVC plate 5 is suspended on the cast-in-place concrete 2, a front and rear positioning datum line 6 on the suspension plate and a left and right positioning datum line 7 on the suspension plate are respectively arranged on the top end surface of the square PVC plate 5, a pair of front and rear pre-embedded U-shaped bolt through holes 8 are arranged on the front and rear positioning datum lines 6 on the suspension plate, a pair of left and right pre-embedded U-shaped bolt through holes 9 are arranged on the left and right positioning datum lines 7 on the suspension plate, the upper ends of the front and rear pre-embedded U-shaped bolts 10 are fixedly connected in the pair of the front and rear pre-embedded U-shaped bolt through holes 8 in a penetrating way, the upper ends of the left and right direction embedded U-shaped bolts 11 are fixedly penetrated in a pair of left and right direction embedded U-shaped bolt penetrating holes 9, the front and rear positioning datum lines 6 on the suspension plate are overlapped with the front and rear positioning datum lines 3 for installing the street lamp pole, and the left and right positioning datum lines 7 on the suspension plate are overlapped with the left and right positioning datum lines 4 for installing the street lamp pole.
The implementation process of the invention is as follows:
firstly, according to the size of an embedded U-shaped bolt, a square PVC plate 5 is manufactured, the thickness of the square PVC plate 5 is 8 mm, the length of each side of the square PVC plate 5 is the width plus 10 cm of the embedded U-shaped bolt, red paint is used for popping up a left positioning datum line 7 and a right positioning datum line 7 on a suspension plate and a front positioning datum line 6 and a back positioning datum line 6 on the suspension plate on the top end surface of the square PVC plate 5, the left positioning datum line 7 and the right positioning datum line 7 on the suspension plate and the front positioning datum line 6 on the suspension plate are arranged in a crossed mode, a pair of front-back direction embedded U-shaped bolt through holes 8 and a pair of left-right direction embedded U-shaped bolt through holes 9 are processed by taking a cross point as a center, and the hole diameter of each through hole is the diameter plus 4 mm of the embedded U-shaped bolt;
secondly, hanging the front-back direction embedded U-shaped bolts 10 and the left-right direction embedded U-shaped bolts 11 below the square PVC plate 5, and fixing the upper ends of the U-shaped bolts through locking nuts; obtaining an embedded bolt suspension positioning mechanism assembled together;
thirdly, arranging a front and rear positioning datum line 3 for installing a light pole and a left and right positioning datum line 4 for installing the light pole on the ground outside the concrete foundation pit 1 respectively;
fourthly, pouring concrete in the concrete foundation pit 1 at one time;
fifthly, placing the embedded bolt suspension positioning mechanism obtained in the second step on the concrete poured in the concrete foundation pit 1, and enabling the front-back direction embedded U-shaped bolts 10 and the left-right direction embedded U-shaped bolts 11 to be immersed in the concrete, so that the square PVC plate 5 is suspended on the top surface of the concrete;
sixthly, before the poured concrete is initially set, placing a level gauge on the top end face of the square PVC plate 5, adjusting the position of the square PVC plate 5 to enable the front and rear positioning datum lines 6 on the suspension plate to be superposed with the front and rear positioning datum lines 3 for installing the street lamp pole, enabling the left and right positioning datum lines 7 on the suspension plate to be superposed with the left and right positioning datum lines 4 for installing the street lamp pole, and adjusting the square PVC plate 5 to be horizontal by observing the level gauge; and when the poured concrete is completely solidified, obtaining the embedded foundation bolt on the concrete foundation with accurate positioning.
Claims (2)
1. The utility model provides a buried formula rag bolt suspension location method after in street lamp concrete foundation pours, includes concrete foundation ditch (1), the pre-buried U-shaped bolt of fore-and-aft direction (10) and the pre-buried U-shaped bolt of left and right directions (11), cast-in-place has concrete (2) in concrete foundation ditch (1), subaerial in the concrete foundation ditch (1) outside is provided with location datum line (4) about street lamp pole installation fore-and-aft location datum line (3) and the street lamp pole installation respectively, its characterized in that following step:
the method comprises the steps that firstly, a square PVC plate (5) is manufactured according to the sizes of pre-buried U-shaped bolts (10) in the front-back direction and pre-buried U-shaped bolts (11) in the left-right direction, the thickness of the square PVC plate (5) is 8 mm, the length of each side of the square PVC plate (5) is 10 cm in addition to the width of the pre-buried U-shaped bolts, red paint is used for popping out a left-right positioning datum line (7) on a suspension plate and a front-back positioning datum line (6) on the suspension plate on the top end face of the square PVC plate (5), the left-right positioning datum line (7) on the suspension plate and the front-back positioning datum line (6) on the suspension plate are arranged in a cross mode, a pair of front-back pre-buried U-shaped bolt through holes (8) and a pair of left-right pre-buried U-shaped bolt through holes (9) are machined by taking the cross point as the center, and the aperture of the pre-buried U-shaped bolts is 4 mm in addition to the diameter of the pre-back-buried U-back-left pre-back direction;
secondly, hanging the front-back embedded U-shaped bolts (10) and the left-right embedded U-shaped bolts (11) below the square PVC plate (5), and fixing the upper ends of the U-shaped bolts through locking nuts; obtaining an embedded bolt suspension positioning mechanism assembled together;
thirdly, arranging a front and rear positioning datum line (3) for installing a light pole and a left and right positioning datum line (4) for installing the light pole on the ground outside the concrete foundation pit (1) respectively;
fourthly, pouring concrete in the concrete foundation pit (1) at one time;
fifthly, placing the pre-embedded bolt suspension positioning mechanism obtained in the second step on the concrete poured in the concrete foundation pit (1), and enabling the pre-embedded U-shaped bolts (10) in the front-back direction and the pre-embedded U-shaped bolts (11) in the left-right direction to be immersed in the concrete, so that the square PVC plate (5) is suspended on the top surface of the concrete;
sixthly, before the poured concrete is initially set, placing a level gauge on the top end face of the square PVC plate (5), adjusting the position of the square PVC plate (5), enabling a front and back positioning datum line (6) on the suspension plate to be superposed with a front and back positioning datum line (3) for installing a street lamp pole, enabling a left and right positioning datum line (7) on the suspension plate to be superposed with a left and right positioning datum line (4) for installing the street lamp pole, and adjusting the square PVC plate (5) to be horizontal by observing the level gauge; and when the poured concrete is completely solidified, obtaining the embedded foundation bolt on the concrete foundation with accurate positioning.
2. The suspension positioning method for the rear-embedded foundation bolt in the pouring of the street lamp concrete foundation as claimed in claim 1, wherein an upper gasket (14) and an upper locking nut (15) are arranged at the upper end of the left and right embedded U-shaped bolt (11) above the square PVC plate (5), and a lower gasket (12) and a lower locking nut (13) are arranged on the screw rod of the left and right embedded U-shaped bolt (11) below the square PVC plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210493690.3A CN114809673A (en) | 2022-05-08 | 2022-05-08 | Rear-buried foundation bolt suspension positioning method in street lamp concrete foundation pouring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210493690.3A CN114809673A (en) | 2022-05-08 | 2022-05-08 | Rear-buried foundation bolt suspension positioning method in street lamp concrete foundation pouring |
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| CN114809673A true CN114809673A (en) | 2022-07-29 |
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| CN202210493690.3A Pending CN114809673A (en) | 2022-05-08 | 2022-05-08 | Rear-buried foundation bolt suspension positioning method in street lamp concrete foundation pouring |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434269A (en) * | 2022-09-17 | 2022-12-06 | 浙江非凡传媒科技有限公司 | Barrier gate mounting structure of community access & exit |
| CN115434269B (en) * | 2022-09-17 | 2024-05-17 | 浙江非凡传媒科技有限公司 | Barrier gate mounting structure of district access & exit |
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| CN115434269B (en) * | 2022-09-17 | 2024-05-17 | 浙江非凡传媒科技有限公司 | Barrier gate mounting structure of district access & exit |
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Application publication date: 20220729 |