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CN-117051892-B - Tool for positioning bar-shaped foundation coordinates and measuring plane and construction method

CN117051892BCN 117051892 BCN117051892 BCN 117051892BCN-117051892-B

Abstract

The invention discloses a tool for positioning bar-shaped foundation coordinates and measuring a plane, which comprises a level gauge, a horizontal keel, a target rod and two movable scales, wherein the level gauge is arranged on the horizontal keel, the target rod comprises a support and an adjusting rod, the support is fixed at one end of the horizontal keel, the adjusting rod is perpendicular to the horizontal keel, the adjusting rod can adjust the position on the support along the vertical direction, a first abutting part is arranged at one end of the adjusting rod, the movable scales comprise a sleeve, a vertical adjusting rod and a positioning pile guide part, the sleeve is in sliding connection with the horizontal keel, the vertical adjusting rod is perpendicular to the horizontal keel, the vertical adjusting rod can adjust the position on the sleeve along the vertical direction, a second abutting part is arranged at one end of the vertical adjusting rod, the positioning pile guide part is fixed on the sleeve, and the first abutting part and the second abutting part are positioned at the same side of the horizontal keel. The strip-shaped foundation of the protective railing is measured by a total station/level meter, and the problem that manpower and material resources are wasted easily is solved.

Inventors

  • XU CE
  • SUN XIUGUO
  • WEI CHENBING
  • ZHOU JIAZHENG
  • HU KAIPING

Assignees

  • 中交一公局集团华中工程有限公司
  • 中交隧道工程局有限公司

Dates

Publication Date
20260508
Application Date
20230509

Claims (9)

  1. 1. The construction method for positioning and plane measurement of the strip-shaped foundation coordinates is characterized by comprising a tool for positioning and plane measurement of the strip-shaped foundation coordinates, wherein the tool comprises a level meter (1), a horizontal keel (2), a marker post (3) and two movable scales (4), and the level meter (1) is arranged on the horizontal keel (2); The marker post (3) comprises a support (31) and an adjusting rod (32), the support (31) is fixed at one end of the horizontal keel (2), the adjusting rod (32) is perpendicular to the horizontal keel (2), the adjusting rod (32) can adjust the position on the support (31) along the vertical direction, and a first abutting part is arranged at one end of the adjusting rod (32); The movable scale (4) comprises a sleeve (41), a vertical adjusting rod (42) and a positioning pile guide part (44), the sleeve (41) is in sliding connection with the horizontal keel (2), the vertical adjusting rod (42) is perpendicular to the horizontal keel (2), the vertical adjusting rod (42) can adjust the position on the sleeve (41) along the vertical direction, one end of the vertical adjusting rod (42) is provided with a second abutting part, and the positioning pile guide part (44) is fixed on the sleeve (41); The first abutting part and the second abutting part are positioned at the same side of the horizontal keel (2); The construction method uses the tool to carry out strip foundation construction and comprises the following steps: S1, sliding a movable scale (4) close to one side of a marker post (3) according to parameters of a construction drawing, enabling the distance between a positioning pile guide part (44) of the movable scale (4) and a standing rim to be the same as the construction drawing, and adjusting the other movable scale (4) according to the width of a strip-shaped foundation so that the distance between the positioning pile guide parts (44) of the two movable scales (4) is the same as the width of the strip-shaped foundation; s2, abutting the first abutting part on the standing stone, marking on the ground on the opposite sides of the two second abutting parts by constructors, excavating by taking the mark as a reference, and additionally excavating a part of working areas outside the marks on the two sides during excavating; s3, adjusting an adjusting rod (32), and setting the distance between the bottom surface of the first abutting part and the bottom surface of the horizontal keel (2) to be not less than the height y of the marker post of which the earthwork is higher than the height of the standing stone after excavation; calculating the foundation pit bottom elevation of the strip foundation according to the pavement parameters on the construction drawing, wherein the pavement drainage gradient is i%, the pavement width is x, the template height is a, and the vertical adjusting rod (42) is adjusted to enable the distance between the bottom surface of the second abutting part and the bottom surface of the horizontal keel (2) to be equal to the foundation pit bottom elevation = x i% + a+y; S4, excavating a foundation pit, detecting the depth of the foundation pit by a constructor by using a tool, abutting the first abutting part on the standing stone, abutting the second abutting part on the bottom surface of the foundation pit, and observing whether the water drop of the level meter (1) is centered or not, wherein the centering meets the depth requirement, otherwise, adjusting the depth of the foundation pit until the water drop is centered; s5, inserting and driving a positioning pile by constructors through the positioning pile guide part (44); S6, setting a wood square with the width of 10-20cm at the bottom of the foundation pit by taking the positioning pile as a reference, placing the wood square perpendicular to the positioning pile, detecting by using a tool to ensure that the height of the wood Fang Dingmian is equal to that of the bottom of the foundation pit, abutting the second abutting part against the top surface of the wood square, and observing whether the water drop of the level meter (1) is centered or not, wherein the centering meets the depth requirement, otherwise, adjusting the wood square until the water drop is centered; s7, placing the bottom surface of the template on the square top surface, and mounting the template by leaning on the positioning piles on the side surface of the template, wherein the template is reinforced by the pull rod after being mounted; And S8, after the template is installed and reinforced, a constructor adjusts the vertical adjusting rod (42) to enable the distance between the bottom surface of the second abutting part and the bottom surface of the horizontal keel (2) to be equal to the die calibrating height=x.i% +y, the height of the template is detected by using a tool, the first abutting part is abutted on the standing rim, whether the water drops of the level meter (1) are centered or not is watched, the depth requirement is met after centering, otherwise, the template is adjusted until the water drops are centered, meanwhile, whether the distance between the templates is detected by using a tool is matched with the tool, whether the second abutting part abuts against the top surface of the template is watched, the distance requirement is met after abutting, otherwise, the template is adjusted until the second abutting part abuts against the top surface of the template.
  2. 2. The construction method for positioning bar-shaped foundation coordinates and measuring plane according to claim 1, wherein the support (31) is provided with a through hole, a first nut (311) and a second nut (312) are respectively fixed on end surfaces of two ends of the through hole of the support (31), threads are arranged on the periphery of the adjusting rod (32), and the adjusting rod (32) is connected with the support (31) through threads; The sleeve (41) is provided with a through hole, a first vertical nut (411) and a second vertical nut (412) are respectively fixed on the end faces of two ends of the through hole of the sleeve (41), threads are arranged on the periphery of the vertical adjusting rod (42), and the vertical adjusting rod (42) is connected with the sleeve (41) through threads.
  3. 3. The construction method for positioning bar-type foundation coordinates and for plane measurement according to claim 2, characterized in that the mobile scale (4) further comprises a horizontal locking bar (43); The periphery of the horizontal locking rod (43) is provided with threads, a first horizontal nut (413) is fixed on the sleeve (41), the horizontal locking rod (43) is connected with the sleeve (41) through threads, and one end part of one end of the horizontal locking rod (43) can be abutted to the surface of the horizontal keel (2) after penetrating through the first horizontal nut (413) and the outer wall of the sleeve (41).
  4. 4. The construction method for positioning bar-shaped foundation coordinates and plane measurement according to claim 1, wherein the positioning pile guide part (44) is provided with a semicircular groove, the opening of the groove is far away from the sleeve (41), the semicircular axis is parallel to the central line of the vertical adjusting rod (42), and along the length direction of the horizontal keel (2), the axis is positioned between the central lines of the vertical adjusting rods (42) of the two movable scales (4).
  5. 5. The construction method for positioning and planar measurement of bar-shaped foundation coordinates according to claim 2, wherein the first abutting portion is a base, and the base includes a bottom plate (341) and a vertical plate (342) vertically fixed to one end of the bottom plate (341); The adjusting rod (32) is sleeved with a first baffle (35), the first baffle (35) is fixed on the bottom plate (341) through a threaded fastener, one end, close to the base, of the adjusting rod (32) is provided with a hemispherical head (321), the bottom plate (341) is provided with a hemispherical groove (343), a first space for accommodating the hemispherical head (321) is surrounded by the first baffle (35) and the hemispherical groove (343), and the hemispherical head (321) can rotate in the first space.
  6. 6. The construction method for positioning bar-shaped foundation coordinates and for plane measurement according to claim 2, characterized in that the marker post (3) further comprises a locking nut (33); The locking nut (33) is sleeved on the adjusting rod (32), and the locking nut (33) is arranged at one end of the first nut (311) far away from the support (31).
  7. 7. A construction method for positioning bar-shaped foundation coordinates and for plane measurement according to claim 3, characterized in that the mobile scale (4) further comprises a vertical locking nut (45) and a horizontal locking nut (46); The vertical locking nut (45) is sleeved on the vertical adjusting rod (42), and the vertical locking nut (45) is arranged at one end of the first vertical nut (411) far away from the sleeve (41); the horizontal locking nut (46) is sleeved on the horizontal locking rod (43), and the horizontal locking nut (46) is arranged at one end of the first horizontal nut (413) far away from the sleeve (41).
  8. 8. A construction method for positioning and planar measurement of bar-shaped foundation coordinates according to claim 3, characterized in that the second abutment is a scale base plate (47); The vertical adjusting rod (42) is sleeved with a second baffle (48), the second baffle (48) is fixed on the scale base plate (47) through a threaded fastener, one end, close to the scale base plate (47), of the vertical adjusting rod (42) is provided with a scale hemispherical head (421), the scale base plate (47) is provided with a scale hemispherical groove (471), the second baffle (48) and the scale hemispherical groove (471) enclose a second space for accommodating the scale hemispherical head (421), and the scale hemispherical head (421) can rotate in the second space.
  9. 9. The construction method for positioning bar-shaped foundation coordinates and plane measurement according to claim 1, wherein scales (22) are arranged on the length direction of the horizontal keel (2), and a limiting ridge (21) is fixed at the end part of one end of the horizontal keel (2) far away from the support (31) so as to prevent the sleeve (41) from being separated from the horizontal keel (2).

Description

Tool for positioning bar-shaped foundation coordinates and measuring plane and construction method Technical Field The invention relates to the field of building construction, in particular to a tool for positioning bar-shaped foundation coordinates and measuring planes and a construction method. Background At present, the concrete construction of the strip foundation adopts a total station/level to carry out positioning or plane control, and the total station/level usually needs two to three professional measuring staff to carry out measurement in cooperation with each other, so that the investment of precise instruments and manpower is large. The strip-shaped foundation of the guard rail is measured by adopting a total station/level meter, the consumed labor and equipment cost is high, and the waste of manpower and material resources is easily caused. Disclosure of Invention The invention provides a tool for positioning bar-shaped foundation coordinates and measuring a plane and a construction method thereof, which aim to solve the problem that the bar-shaped foundation of a protective railing is measured by a total station/level meter, and is easy to cause waste of manpower and material resources. In order to achieve the above object, the technical scheme of the present invention is as follows: a bar-shaped basic coordinate positioning and plane measuring tool comprises a level gauge, a horizontal keel, a marker post and two movable scales, wherein the level gauge is arranged on the horizontal keel; The standard pole comprises a support and an adjusting rod, the support is fixed at one end of the horizontal keel, the adjusting rod is perpendicular to the horizontal keel, the adjusting rod can adjust the position on the support along the vertical direction, and one end of the adjusting rod is provided with a first abutting part; The movable scale comprises a sleeve, a vertical adjusting rod and a positioning pile guide part, the sleeve is in sliding connection with the horizontal keel, the vertical adjusting rod is perpendicular to the horizontal keel, the vertical adjusting rod can adjust the position on the sleeve along the vertical direction, one end of the vertical adjusting rod is provided with a second abutting part, and the positioning pile guide part is fixed on the sleeve; the first abutting part and the second abutting part are positioned on the same side of the horizontal keel. Further, the support is provided with a through hole, the end faces of the two ends of the through hole of the support are respectively fixed with a first nut and a second nut, the periphery of the adjusting rod is provided with threads, and the adjusting rod is connected with the support through threads; The sleeve is provided with a through hole, a first vertical nut and a second vertical nut are respectively fixed on the end surfaces of two ends of the through hole of the sleeve, threads are arranged on the periphery of the vertical adjusting rod, and the vertical adjusting rod is connected with the sleeve through threads. Further, the moving scale further comprises a horizontal locking rod; the periphery of the horizontal locking rod is provided with threads, a first horizontal nut is fixed on the sleeve, the horizontal locking rod is connected with the sleeve through threads, and one end of the horizontal locking rod can be abutted to the surface of the horizontal keel after penetrating through the first horizontal nut and the outer wall of the sleeve. Further, the guide part of the positioning pile is provided with a semicircular groove, an opening of the groove is far away from the sleeve, a semicircular axis is parallel to the central line of the vertical adjusting rod, and is positioned between the central lines of the vertical adjusting rods of the two movable scales along the length direction of the horizontal keels. Further, the first abutting part is a base, and the base comprises a bottom plate and a vertical plate vertically fixed at one end of the bottom plate; The adjusting rod is sleeved with a first baffle, the first baffle is fixed on the bottom plate through a threaded fastener, one end of the adjusting rod, which is close to the base, is provided with a hemispherical head, the bottom plate is provided with a hemispherical groove, a first space for accommodating the hemispherical head is surrounded by the first baffle and the hemispherical groove, and the hemispherical head can rotate in the first space. Further, the marker post further comprises a locking nut; The locking nut is sleeved on the adjusting rod, and the locking nut is arranged at one end of the first nut far away from the support. Further, the movable scale further comprises a vertical locking nut and a horizontal locking nut; The vertical locking nut is sleeved on the vertical adjusting rod, and the vertical locking nut is arranged at one end of the first vertical nut far away from the sleeve; The horizontal locking nut is sleeved on t