CN111693034B - Measuring construction method of tower mast structure - Google Patents
Measuring construction method of tower mast structure Download PDFInfo
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- CN111693034B CN111693034B CN202010537878.4A CN202010537878A CN111693034B CN 111693034 B CN111693034 B CN 111693034B CN 202010537878 A CN202010537878 A CN 202010537878A CN 111693034 B CN111693034 B CN 111693034B
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- 238000010276 construction Methods 0.000 title claims abstract description 36
- 238000005259 measurement Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 239000012780 transparent material Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/10—Plumb lines
- G01C15/105—Optical plumbing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
- G01C15/004—Reference lines, planes or sectors
Abstract
The invention provides a measuring construction method of a tower mast structure, belonging to the technical field of steel structure construction, wherein a measuring platform comprises: the platform main body is provided with a receiving target in the center; the locating hole has a plurality ofly, and the equipartition is in the circumferencial direction of platform main part. The measuring platform adjusts the central position of the platform main body by means of the receiving target and the laser plummet, namely, the position coordinates of each positioning hole are determined, and the positioning holes are connected with the upright posts of the tower mast structure in a positioning way, so that the upright posts in the tower mast structure are vertical to the ground, and all the upright posts are at the same level; the measuring platform itself is not affected by weather, altitude, etc.
Description
Technical Field
The invention relates to the technical field of steel structure construction, in particular to a measuring construction method of a tower mast structure.
Background
The tower mast structure is a vertical polygonal structure built by a plurality of well posts, has larger height and smaller cross section, and is a common structure of a television transmitting tower, a signal tower, a chemical tower and the like.
In the process of installing a tower mast structure, the vertical upright posts are required to be vertical to the ground, the top surfaces of the upright posts are required to be at the same horizontal height, and the current main construction technology adopts a total station or a base station and uses a GPS for construction measurement; the total station measurement technology is limited by height and is not suitable for an ultra-high vertical structure; the construction problem of vertical structure can be solved to GPS measurement technique, but when construction area weather is bad, the temperature difference change is great round the clock, and is great to precision instruments influence, leads to measuring error big.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the measurement construction technology of the tower mast structure in the prior art is limited by height and influenced by weather, thereby providing a measurement platform and a measurement construction method of the tower mast structure.
In order to solve the above technical problem, the present invention provides a measurement platform, including:
the platform main body is provided with a receiving target in the center;
the positioning holes are uniformly distributed on the periphery of the platform main body.
Preferably, the method further comprises the following steps:
and the positioning rods are provided with a plurality of positioning rods which are connected to the platform main body, each positioning rod is provided with a stretching end stretching out of the platform main body, the stretching ends are uniformly distributed in the circumferential direction of the platform main body, and the positioning holes are formed in the stretching ends of the positioning rods.
Preferably, the axis of the positioning hole is parallel to the axis of the receiving target.
Preferably, a through hole is formed in the center of the platform main body, and the receiving target cover is arranged on the through hole.
Preferably, the receiving target is made of a transparent material.
Preferably, the platform main body is a regular polygon or a circle.
The invention provides a measuring construction method of a tower mast structure, which comprises the following steps: the method for measuring the upright post of the tower mast structure by adopting the measuring platform in any one of the schemes comprises the following steps:
the method comprises the following steps: dividing at least three upright columns into a first group, and taking the construction coordinate origin as a center to vertically and temporarily fix the first group of upright columns;
step two: and correcting the position of the first group of stand columns: connecting the measuring platform to the top surfaces of the first group of stand columns through positioning holes, adjusting the positions of the bottom surfaces of the first group of stand columns to enable the centers of the measuring platform to be superposed with the construction coordinate origin, and locking and fixing the corrected bottom surfaces of the stand columns;
step three: dividing the rest of the stand columns into a second group, and taking the construction coordinate origin as the center to vertically and temporarily fix the stand columns of the second group; and adjusting the position of the bottom surface of the second group of the stand column to enable the mounting hole on the top surface of the second group of the stand column to be in centering connection with the positioning hole of the measuring platform, and locking and fixing the corrected bottom surface of the stand column.
Preferably, a plurality of upright posts in the tower mast structure are encircled to form a regular polygon structure.
As a preferred scheme, in the second step, a laser plumb bob instrument is placed at the original point of the construction coordinate, and the laser plumb bob instrument is used for emitting laser to a receiving target of the measuring platform; and adjusting the positions of the first group of the stand columns according to the position of the laser in the receiving target.
Preferably, each upright in the first group of uprights is not adjacent.
The technical scheme of the invention has the following advantages:
1. according to the measuring platform provided by the invention, the central position of the platform main body is adjusted by means of the receiving target and the laser plummet, namely the position coordinates of each positioning hole are determined, and the positioning holes are connected with the upright posts of the tower mast structure in a positioning manner, so that the upright posts in the tower mast structure are vertical to the ground, and all the upright posts are at the same level; the measuring platform itself is not affected by weather, altitude, etc.
2. According to the measuring platform provided by the invention, the positioning hole is formed in the extending end of the positioning rod, namely the extending end is in positioning connection with the upright post of the tower mast structure; in the alignment adjustment process, the position relation between the positioning hole and the upright post is convenient to observe, and the position of the platform main body is convenient to adjust by pushing and pulling the extending end.
3. According to the measuring platform provided by the invention, the axis of the positioning hole is parallel to the axis of the receiving target, namely the positioning hole penetrates through the upper surface and the lower surface of the platform main body, so that the position relation of the hole can be conveniently observed in real time in the alignment connection process of the positioning hole and the stand column.
4. The measuring platform provided by the invention is provided with the receiving target made of transparent materials, so that an operator can conveniently observe the coordinate position of the measuring platform from the top surface of the measuring platform.
5. According to the measuring construction method of the tower mast structure, provided by the invention, the upright columns in the tower mast structure are divided into two groups for carrying out grouping correction, so that the same upright column is prevented from being repeatedly adjusted for many times, and the measuring and adjusting time is saved.
6. According to the measuring construction method of the tower mast structure, provided by the invention, all the stand columns in the first group of stand columns are not arranged adjacently, so that the fixed angle of the measuring platform is increased, and the initial connection of the measuring platform is firmer.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a measurement platform provided in the present invention.
Fig. 2 is a schematic construction diagram of a tower mast structure by a measuring platform provided in the present invention.
Fig. 3 is a schematic view of the connection relationship between the measurement platform and the tower mast structure.
Fig. 4 is an enlarged view of the area a in fig. 3.
Description of reference numerals:
1. a measuring platform; 2. positioning a rod; 3. an auxiliary link; 4. a panel; 5. receiving a target; 6. positioning holes; 7. laser plummet appearance.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The measurement platform 1 provided in this embodiment includes: the platform comprises a platform main body and a positioning hole 6 arranged on the platform main body.
As shown in fig. 1, the platform main body is a regular polygon structure, including: a positioning rod 2, an auxiliary connecting rod 3, a panel 4 and a receiving target 5; the number of the positioning rods 2 is four, channel steel or H-shaped steel is adopted, two positioning rods 2 are transversely arranged at intervals in parallel, the rest two positioning rods 2 are vertically arranged at intervals in parallel, and the transversely arranged positioning rods 2 are vertically connected with the vertically arranged positioning rods 2 to form a net-shaped support frame; the auxiliary connecting rods 3 are sequentially connected among the supporting frames to form a regular octagonal frame, and the center of the regular octagonal frame is superposed with the center of the reticular supporting frames; the panel 4 is of a regular octagonal structure and is connected to the regular octagonal frame, the center of the panel 4 coincides with the center of the regular octagonal frame, and the panel 4 is made of a steel plate with the thickness of 5 mm.
As shown in fig. 1, the length and width of the panel 4 are both smaller than the length of the positioning rods 2, so that two ends of the four positioning rods 2 extend out of the panel 4 to form eight extending ends, and the lengths of the extending ends are consistent; four positioning holes 6 are formed in each extending end, and the positioning holes 6 are vertically arranged and are parallel to the axis of the panel 4.
As shown in fig. 1, a through hole is provided at the center of the panel 4, a receiving target 5 is provided on the through hole, and the size of the receiving target 5 is 300mm by 5 mm; wherein, the receiving target 5 is made of transparent material.
As an alternative embodiment, the panel 4 may be made of a circular steel plate, so that the platform body has a circular structure.
Example 2
As shown in fig. 2, the tower mast structure in this embodiment is a regular octagonal structure, and includes eight upright columns that are vertically arranged, a plurality of mounting holes are respectively arranged on the top surface and the bottom surface of each upright column, and the mounting holes are uniformly arranged around the axis of the upright column.
The measurement platform 1 provided in the first embodiment is used for measuring and constructing the upright post of the tower mast structure, and the method comprises the following steps:
the method comprises the following steps: as shown in fig. 2, three of the columns are divided into a first group, and the first group of columns are vertically arranged and temporarily fixed by bolts with the construction coordinate origin as the center; wherein, each stand in the first group of stand all is not all adjacent setting.
Step two: as shown in fig. 3 and 4, the position of the first group of columns is corrected: fixedly connecting the measuring platform 1 with mounting holes on the top surfaces of the first group of upright columns through positioning holes 6, and placing a laser plummet 7 at the construction coordinate original point of the tower mast structure; opening the laser plumb bob instrument 7, wherein the laser plumb bob instrument 7 emits laser and hits on a receiving target 5 of the measuring platform 1; adjusting the position of the bottom surface of the first group of the upright posts to enable the laser to be positioned at the target center of the receiving target 5; when the laser is located at the target center, namely the center of the measuring platform 1 is overlapped with the construction coordinate origin, the bottom surfaces of the first group of the stand columns are locked and fixed.
Step three: as shown in fig. 3 and 4, dividing the remaining five columns into a second group, respectively vertically arranging and temporarily fixing the bottom surfaces of the second group of columns by using bolts with the construction coordinate origin as the center; correcting the position of the measuring platform 1, namely correcting the position of an extending end of each positioning rod 2, wherein the position of the extending end is the correct position of the second group of stand columns; and adjusting the position of the bottom surface of the second group of the upright column to enable the mounting hole on the top surface of the second group of the upright column to be in centering connection with the positioning hole 6 on the extending end, and locking and fixing the corrected bottom surface of the upright column.
After the first group of upright columns and the second group of upright columns are adjusted and fixed, inclined rods and cross beams are installed between the upright columns, the measuring platform 1 is disassembled, and the disassembled measuring platform 1 can be recycled.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. A measuring construction method of a tower mast structure is characterized in that,
measuring an upright post of a tower mast structure by adopting a measuring platform (1), wherein the measuring platform (1) is provided with a platform main body and positioning holes (6), a receiving target (5) is arranged at the center of the platform main body, and a plurality of positioning holes (6) are uniformly distributed on the periphery of the platform main body;
the measuring construction method of the tower mast structure comprises the following steps:
the method comprises the following steps: dividing at least three upright columns into a first group, and taking the construction coordinate origin as a center to vertically and temporarily fix the first group of upright columns;
step two: and correcting the position of the first group of stand columns: connecting the measuring platform (1) to mounting holes on the top surfaces of the first group of stand columns through positioning holes (6), adjusting the position of the bottom surfaces of the first group of stand columns to enable the center of the measuring platform (1) to be coincident with the construction coordinate origin, and locking and fixing the corrected bottom surfaces of the stand columns;
step three: dividing the rest of the stand columns into a second group, and taking the construction coordinate origin as the center to vertically and temporarily fix the stand columns of the second group; and adjusting the position of the bottom surface of the second group of the upright column to enable the mounting hole on the top surface of the second group of the upright column to be in centering connection with the positioning hole (6) of the measuring platform (1), and locking and fixing the corrected bottom surface of the upright column.
2. The measurement construction method of the tower mast structure according to claim 1, further comprising:
and the positioning rods (2) are provided with a plurality of positioning rods, the positioning rods are connected to the platform main body, each positioning rod (2) is provided with a stretching end stretching out of the platform main body, the stretching ends are uniformly distributed in the circumferential direction of the platform main body, and the positioning holes (6) are formed in the stretching ends of the positioning rods (2).
3. The method of measurement construction of a tower mast structure according to claim 1 or 2, characterized in that the axis of the positioning hole (6) is parallel to the axis of the receiving target (5).
4. The measurement construction method of a tower mast structure according to claim 1, wherein a through hole is formed at the center of the platform body, and the receiving target (5) is covered on the through hole.
5. The method for measuring the construction of a tower mast structure according to claim 4, characterized in that the receiving target (5) is made of transparent material.
6. The method of measurement construction of a tower mast structure according to any of claims 1-5, wherein the platform body is a regular polygon or a circle.
7. The method of claim 1, wherein a plurality of said columns encircle a regular polygon.
8. The measurement construction method of the tower mast structure according to claim 1, characterized in that in step two, a laser plumb bob (7) is placed at the origin of the construction coordinate, and the laser plumb bob (7) is used for emitting laser onto a receiving target (5) of the measuring platform (1); adjusting the position of the first set of said posts according to the position of said laser in said receiving target (5).
9. The method of claim 1, wherein each of the columns in the first set of columns are not adjacent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010537878.4A CN111693034B (en) | 2020-06-12 | 2020-06-12 | Measuring construction method of tower mast structure |
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| CN202010537878.4A CN111693034B (en) | 2020-06-12 | 2020-06-12 | Measuring construction method of tower mast structure |
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| CN111693034B true CN111693034B (en) | 2022-03-04 |
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| CN2440889Y (en) * | 2000-08-16 | 2001-08-01 | 刘功诠 | Lifting platform framework turning-over device |
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| CN101736753B (en) * | 2009-12-24 | 2012-12-05 | 赵正义 | Vertical positioning and connecting structure for tower-mast mechanical equipment |
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|---|---|---|---|---|
| CN203364827U (en) * | 2013-07-29 | 2013-12-25 | 赵鹏 | Plumb positioning measurement device for high-rise building |
| CN104976992A (en) * | 2015-06-29 | 2015-10-14 | 江苏建筑职业技术学院 | High-rising building verticality control device and application method thereof |
| CN108253950A (en) * | 2018-01-31 | 2018-07-06 | 乐清市建设监理有限公司 | A kind of supervision control method of high-rise building engineering survey |
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Denomination of invention: A measurement and construction method for tower and mast structures Effective date of registration: 20231219 Granted publication date: 20220304 Pledgee: Societe Generale Bank Limited by Share Ltd. Shenzhen branch Pledgor: China Construction Engineering Group Co.,Ltd. Registration number: Y2023980072608 |