CN103103995A - Pre-buried latticed column verticality measurement construction method - Google Patents
Pre-buried latticed column verticality measurement construction method Download PDFInfo
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- CN103103995A CN103103995A CN2013100675712A CN201310067571A CN103103995A CN 103103995 A CN103103995 A CN 103103995A CN 2013100675712 A CN2013100675712 A CN 2013100675712A CN 201310067571 A CN201310067571 A CN 201310067571A CN 103103995 A CN103103995 A CN 103103995A
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- twin shaft
- inclinometer
- deviational survey
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Abstract
The invention discloses a pre-buried latticed column verticality measurement construction method, and belongs to the technical field of building-construction. The steps of the pre-buried latticed column verticality measurement method includes that: pre-buried latticed columns are processed, a biaxial inclinometer is chosen, a sensor is calibrated, the inclinometer is assembled, a position is chosen for installation of the inclinometer, the pre-buried latticed columns and the inclinometer are installed and placed, biaxial inclination angles of the pre-buried latticed columns are measured and adjusted, after concrete pouring is finished, the inclinometer is detached, and the like. According to the pre-buried latticed column verticality measurement method, due to the facts that the inclinometer is arranged on the pre-buried latticed columns, in the construction process of the pre-buried latticed columns, angle ranges are regulated timely to enable the angle ranges to be within designed ranges according to the perpendicular angel changing displayed on a displayer, and then the pre-buried latticed columns are fixed, the accuracy and perpendicularity degree of the locating of the pre-buried latticed columns and the direction of the pre-buried latticed columns are convenient to control, and therefore the pre-buried latticed column verticality measurement method is applicable for construction of basements with large excavation depths, safety of building foundation pits, surrounding roads and pipelines is guaranteed, overall project construction progress is accelerated at the same time, project manufacture cost is saved, and economic benefit is improved.
Description
Technical field
The invention belongs to technical field of building construction, be specifically related to a kind of pre-buried perpendicularity of lattice column and measure job practices.
Background technology
Development along with the city, the utilization of the underground space more and more is taken seriously, the cutting depth of basement is also more and more darker, and the peripheral construction environment of building asks also more and more higher, safety for the foundation ditch that guarantees building operations and peripheral path, pipeline, for accelerating the construction speed of integrated engineering, save construction costs simultaneously, many engineerings have adopted on the ground, underground " contrary way " construction technology of constructing simultaneously.One of the technology emphasis of this construction technology, difficult point, pre-buried underground construction as permanent support column, the degree of accuracy, the verticality of its location and direction is difficult to control, and construction is brought certain impact.
Summary of the invention
For the above-mentioned problems in the prior art, the object of the present invention is to provide that a kind of measuring speed is fast, certainty of measurement is high, reflection intuitively pre-buried perpendicularity of lattice column measure job practices.
Described a kind of pre-buried perpendicularity of lattice column is measured job practices, it is characterized in that comprising the steps:
1) process pre-buried lattice column
According to the design drawing requirement, purchase the pre-buried column angle steel of right angle type and the batten plate of the qualified pre-buried lattice column of shaped steel processing, the pre-buried column angle steel of right angle type and batten plate are respectively 4;
2) selection of dual-axis inclinometer
Described dual-axis inclinometer comprises twin shaft deviational survey sensor, display and twin shaft deviational survey support, requirement according to pre-buried perpendicularity of lattice column deviation≤1/500L, the State selective measurements precision be the sensor of 0.01 degree as twin shaft deviational survey sensor, this sensor can reflect the angular deviation of two orthogonal directions in same plane simultaneously;
3) sensor calibration and inclinometer assembling
First with step 2) in the absolute zero setting of twin shaft deviational survey sensor, mounting platform is arranged on twin shaft deviational survey support, then with the twin shaft deviational survey installation of sensors after zero setting on mounting platform and fixing;
4) chosen position is installed inclinometer
According to the requirement of laying of pre-buried lattice column, on the pre-buried column angle steel of right angle type, fixed bolt hole is set, the twin shaft deviational survey support that step 3) is obtained is arranged on the fixed bolt hole of the pre-buried column angle steel of right angle type by bolt;
5) lay pre-buried lattice column and inclinometer
According to designing requirement, at the stake in whole hole, the ground pre-buried lattice column of inclinometer of having laid installation that step 4) obtains in the hole;
6) measure pre-buried lattice column double-shaft tilt angle and adjustment
By designing requirement, with pre-buried center, lattice column align piles hole and lay, then connect the power supply of twin shaft deviational survey sensor and display after horizontal coarse adjustment, the measured value that display shows is the angle of inclination of pre-buried lattice column two horizontal direction X, Y-axis; After horizontal absolute altitude, direction and the angular deviation of pre-buried lattice column are all satisfied design drawing and are required, fixing pre-buried lattice column, and carry out laying and the cast pile of underwater concrete of conduit;
7) after pouring concrete finishes, pull down the inclinometer device.
Described a kind of pre-buried perpendicularity of lattice column is measured job practices, it is characterized in that the described pre-buried lattice column of step 1) comprises the pre-buried column angle steel of four right angle types and the four blocks of batten plates that are arranged on four jiaos, two right-angle sides of described adjacent two pre-buried column angle steel of right angle type are welded to connect by batten plate.
Described a kind of pre-buried perpendicularity of lattice column is measured job practices, it is characterized in that step 2) described dual-axis inclinometer comprises twin shaft deviational survey sensor, display and twin shaft deviational survey support, display is connected with twin shaft deviational survey sensor, described twin shaft deviational survey support assorted is arranged on the pre-buried column angle steel of right angle type, and twin shaft deviational survey sensor is fixed on twin shaft deviational survey support by mounting platform.
Described a kind of pre-buried perpendicularity of lattice column is measured job practices, it is characterized in that the angle steel medial surface of described twin shaft deviational survey support is set to orthogonal and smooth structure.
Described a kind of pre-buried perpendicularity of lattice column is measured job practices, it is characterized in that the angle steel medial surface of described mounting platform is set to orthogonal structure.
Described a kind of pre-buried perpendicularity of lattice column is measured job practices, when the angle of inclination that it is characterized in that the described pre-buried lattice column of step 6) does not meet design requirement, adjusting respectively the angle of X, Y direction proofreaies and correct, until X, Y direction angular deviation all meet design requirement, display is till the data of reflection meet the demands in real time.
By adopting above-mentioned technology, compared with prior art, beneficial effect of the present invention embodies as follows:
The present invention is by arranging inclinometer on pre-buried lattice column, in pre-buried lattice column underground construction process, change by the vertical angle that shows on display, the instant adjustment, to angular range within scope of design, fix again pre-buried lattice column, the degree of accuracy of its location and direction, verticality are convenient to control, be applicable to the construction of the dark basement of cutting depth, guaranteed the safety at building foundation pit and peripheral path, pipeline, accelerate simultaneously the construction speed of integrated engineering, save construction costs, improved economic benefit.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the horizontal sectional structure schematic diagram of Fig. 1 of the present invention.
In figure: 1-batten plate, the pre-buried column angle steel of 2-right angle type, 3-twin shaft deviational survey support, 4-twin shaft deviational survey sensor, 5-mounting platform.
The specific embodiment
The invention will be further described below in conjunction with Figure of description:
A kind of pre-buried perpendicularity of lattice column is measured job practices, and being applicable to the dark basement of cutting depth has construction, and it comprises the steps:
1) process pre-buried lattice column
As shown in Fig. 1-2, described pre-buried lattice column comprises the pre-buried column angle steel 2 of four right angle types and the four blocks of batten plates 1 that are arranged on four jiaos, two right-angle sides of described adjacent two pre-buried column angle steel 2 of right angle type are welded to connect by batten plate 2, according to the design drawing requirement, purchase the pre-buried column angle steel 2 of right angle type and the batten plate 1 of the qualified pre-buried lattice column of shaped steel processing, the pre-buried column angle steel 2 of right angle type and batten plate 1 are respectively 4, make pre-buried lattice column by welding;
2) selection of dual-axis inclinometer
As shown in Fig. 1-2, described dual-axis inclinometer comprises twin shaft deviational survey sensor 4, display and twin shaft deviational survey support 3, display is connected with twin shaft deviational survey sensor 4, be used in time showing that the angle of the pre-buried lattice column that records changes, described twin shaft deviational survey support 3 is equipped with on the pre-buried column angle steel 2 of right angle type, and twin shaft deviational survey sensor 4 is fixed on twin shaft deviational survey support 3 by mounting platform 5; For the compactness of installing and guarantee to measure accurately, the angle steel medial surface of described twin shaft deviational survey support 3 and mounting platform 5 all is set to orthogonal structure, and smooth surface; According to the requirement of pre-buried perpendicularity of lattice column deviation≤1/500L, the State selective measurements precision be the sensor of 0.01 degree as twin shaft deviational survey sensor 4, this sensor can reflect the angular deviation of two orthogonal directions in same plane simultaneously;
3) sensor calibration and inclinometer assembling
First with step 2) in the absolute zero setting of twin shaft deviational survey sensor 4, mounting platform 5 is arranged on twin shaft deviational survey support 3, then the twin shaft deviational survey sensor 4 after zero setting is arranged on mounting platform 5 and fixing;
4) chosen position is installed inclinometer
According to the requirement of laying of pre-buried lattice column, on the pre-buried column angle steel 2 of right angle type, fixed bolt hole is set, the twin shaft deviational survey support 3 that step 3) is obtained is arranged on the fixed bolt hole of the pre-buried column angle steel 2 of right angle type by bolt;
5) lay pre-buried lattice column and inclinometer
According to designing requirement, at the stake in whole hole, the ground pre-buried lattice column of inclinometer of having laid installation that step 4) obtains in the hole;
6) measure pre-buried lattice column double-shaft tilt angle and adjustment
By designing requirement, with pre-buried center, lattice column align piles hole and lay, then connect the power supply of twin shaft deviational survey sensor 4 and display after horizontal coarse adjustment, the measured value that display shows is the angle of inclination of pre-buried lattice column two horizontal direction X, Y-axis; When the angle of inclination of pre-buried lattice column does not meet design requirement, adjusting respectively the angle of X, Y direction proofreaies and correct, until X, Y direction angular deviation all meet design requirement, till the data that display reflects in real time meet the demands, after horizontal absolute altitude, direction and the angular deviation of pre-buried lattice column are all satisfied design drawing and are required, fixing pre-buried lattice column, and carry out laying and the cast pile of underwater concrete of conduit;
7) after pouring concrete finishes, pull down the inclinometer device.
The sensor the key technical indexes of selecting in embodiments of the invention is as follows: supply voltage is between 8～36V, preferred value is 12V, measurement category (twin shaft) is-10～10 degree, and display the key technical indexes used is: resolution ratio 0.01 degree, operating temperature-40～85
oC, response time 1s.
The installation of inclinometer of the present invention should consider that the arrangement of inclinometer can accurately reflect X, the Y twin shaft angle tilting value of pre-buried lattice, should select angle steel to scratch to meet design requirement and value is minimum, finish is best position is installed and fixes with bolt, be generally the place, right angle of the pre-buried column angle steel 2 of right angle type, in burying lattice column and inclinometer installation course, forbid the collision to inclinometer, guarantee the normal operation of instrument.
the present invention is by arranging inclinometer on pre-buried lattice column, in pre-buried lattice column underground construction process, by the data that show on display, the positional accuracy of the pre-buried lattice column of immediate observation, adjust instant according to the size of data, to the angle excursion within scope of design, fix again pre-buried lattice column, the degree of accuracy of its location and direction, verticality is convenient to control, be applicable to the construction of the dark basement of cutting depth, guaranteed at building foundation pit and peripheral path, the safety of pipeline, accelerate simultaneously the construction speed of integrated engineering, save construction costs, improved economic benefit.
Claims (6)
1. a pre-buried perpendicularity of lattice column is measured job practices, it is characterized in that comprising the steps:
1) process pre-buried lattice column
According to the design drawing requirement, purchase the pre-buried column angle steel of right angle type (2) and the batten plate (1) of the qualified pre-buried lattice column of shaped steel processing, the pre-buried column angle steel of right angle type (2) and batten plate (1) are respectively 4;
2) selection of dual-axis inclinometer
Described dual-axis inclinometer comprises twin shaft deviational survey sensor (4), display and twin shaft deviational survey support (3), requirement according to pre-buried perpendicularity of lattice column deviation≤1/500L, the State selective measurements precision be the sensor of 0.01 degree as twin shaft deviational survey sensor (4), this sensor can reflect the angular deviation of two orthogonal directions in same plane simultaneously;
3) sensor calibration and inclinometer assembling
First with step 2) in definitely zero setting of twin shaft deviational survey sensor (4), mounting platform (5) is arranged on twin shaft deviational survey support (3), then the twin shaft deviational survey sensor (4) after zero setting is arranged on mounting platform (5) goes up and fix;
4) chosen position is installed inclinometer
According to the requirement of laying of pre-buried lattice column, on the pre-buried column angle steel of right angle type (2), fixed bolt hole is set, the twin shaft deviational survey support (3) that step 3) is obtained is arranged on the fixed bolt hole of the pre-buried column angle steel of right angle type (2) by bolt;
5) lay pre-buried lattice column and inclinometer
According to designing requirement, at the stake in whole hole, the ground pre-buried lattice column of inclinometer of having laid installation that step 4) obtains in the hole;
6) measure pre-buried lattice column double-shaft tilt angle and adjustment
By designing requirement, with pre-buried center, lattice column align piles hole and lay, then connect the power supply of twin shaft deviational survey sensor (4) and display after horizontal coarse adjustment, the measured value of display demonstration is the angle of inclination of pre-buried lattice column two horizontal direction X, Y-axis; After horizontal absolute altitude, direction and the angular deviation of pre-buried lattice column are all satisfied design drawing and are required, fixing pre-buried lattice column, and carry out laying and the cast pile of underwater concrete of conduit;
7) after pouring concrete finishes, pull down the inclinometer device.
2. a kind of pre-buried perpendicularity of lattice column according to claim 1 is measured job practices, it is characterized in that the described pre-buried lattice column of step 1) comprises the pre-buried column angle steel of four right angle types (2) and the four blocks of batten plates (1) that are arranged on four jiaos, two right-angle sides of the described adjacent pre-buried column angle steel of two right angle types (2) are welded to connect by batten plate (2).
3. a kind of pre-buried perpendicularity of lattice column according to claim 1 is measured job practices, it is characterized in that step 2) described dual-axis inclinometer comprises twin shaft deviational survey sensor (4), display and twin shaft deviational survey support (3), display is connected with twin shaft deviational survey sensor (4), described twin shaft deviational survey support (3) is equipped with on the pre-buried column angle steel of right angle type (2), and twin shaft deviational survey sensor (4) is fixed on twin shaft deviational survey support (3) by mounting platform (5).
4. a kind of pre-buried perpendicularity of lattice column according to claim 3 is measured job practices, it is characterized in that the angle steel medial surface of described twin shaft deviational survey support (3) is set to orthogonal and smooth structure.
5. a kind of pre-buried perpendicularity of lattice column according to claim 3 is measured job practices, it is characterized in that the angle steel medial surface of described mounting platform (5) is set to orthogonal structure.
6. a kind of pre-buried perpendicularity of lattice column according to claim 1 is measured job practices, when the angle of inclination that it is characterized in that the described pre-buried lattice column of step 6) does not meet design requirement, adjusting respectively the angle of X, Y direction proofreaies and correct, until X, Y direction angular deviation all meet design requirement, display is till the data of reflection meet the demands in real time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310067571.2A CN103103995B (en) | 2013-03-04 | 2013-03-04 | Pre-buried latticed column verticality measurement construction method |
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| CN201310067571.2A CN103103995B (en) | 2013-03-04 | 2013-03-04 | Pre-buried latticed column verticality measurement construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775564A (en) * | 2015-04-21 | 2015-07-15 | 江苏沪宁钢机股份有限公司 | Unsupported installation method for bidirectional tilting great-section box latticed columns |
| CN108716912A (en) * | 2018-04-16 | 2018-10-30 | 上海同济检测技术有限公司 | Dual axis inclinometer verticality tracking measurement method |
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| CN1584226A (en) * | 2004-05-26 | 2005-02-23 | 上海市第一建筑有限公司 | Automatic verticality regulating method for piling bar post and system thereof |
| JP2006183276A (en) * | 2004-12-27 | 2006-07-13 | Ohbayashi Corp | Vertical shaft structure and its construction method |
| CN101024965A (en) * | 2006-02-21 | 2007-08-29 | 上海建工（集团）总公司 | Underground preburied column high-precision smart verticality-regulating system and mounting construction method |
| CN201301447Y (en) * | 2008-11-20 | 2009-09-02 | 上海建工（集团）总公司 | Latticed column three-axis automatic wireless real-time verticality adjustment system |
| CN102331225A (en) * | 2011-06-08 | 2012-01-25 | 西安建筑科技大学 | Method for measuring verticality of vertical rod of high formwork support system |
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2013
- 2013-03-04 CN CN201310067571.2A patent/CN103103995B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1584226A (en) * | 2004-05-26 | 2005-02-23 | 上海市第一建筑有限公司 | Automatic verticality regulating method for piling bar post and system thereof |
| JP2006183276A (en) * | 2004-12-27 | 2006-07-13 | Ohbayashi Corp | Vertical shaft structure and its construction method |
| CN101024965A (en) * | 2006-02-21 | 2007-08-29 | 上海建工（集团）总公司 | Underground preburied column high-precision smart verticality-regulating system and mounting construction method |
| CN201301447Y (en) * | 2008-11-20 | 2009-09-02 | 上海建工（集团）总公司 | Latticed column three-axis automatic wireless real-time verticality adjustment system |
| CN102331225A (en) * | 2011-06-08 | 2012-01-25 | 西安建筑科技大学 | Method for measuring verticality of vertical rod of high formwork support system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775564A (en) * | 2015-04-21 | 2015-07-15 | 江苏沪宁钢机股份有限公司 | Unsupported installation method for bidirectional tilting great-section box latticed columns |
| CN108716912A (en) * | 2018-04-16 | 2018-10-30 | 上海同济检测技术有限公司 | Dual axis inclinometer verticality tracking measurement method |
| CN108716912B (en) * | 2018-04-16 | 2020-07-28 | 上海同济检测技术有限公司 | Perpendicularity tracking and measuring method for double-shaft inclinometer |
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| CN103103995B (en) | 2014-04-09 |
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