CN113203401A - Aerial projection pay-off method for special-shaped building - Google Patents
Aerial projection pay-off method for special-shaped building Download PDFInfo
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- CN113203401A CN113203401A CN202110532746.7A CN202110532746A CN113203401A CN 113203401 A CN113203401 A CN 113203401A CN 202110532746 A CN202110532746 A CN 202110532746A CN 113203401 A CN113203401 A CN 113203401A
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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
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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
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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
- G01C15/02—Means for marking measuring points
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses an aerial projection pay-off method for a special-shaped building, which comprises a laser projection instrument, a measuring instrument, a marking device and a laser vertical instrument, and the construction pay-off process comprises the following steps: step S1, producing a projection film: the axes and the component sidelines which are required to be overlapped as reference and the contour lines or the control lines of the special-shaped components and the structures which are required to be paid off are engraved on the film together in an etching mode according to the construction drawing, so that the light can only project the construction lines which are required to be paid off. The construction lines are released in a projection mode, the reserved quantity of floor line releasing holes and the line releasing quantity of control lines are reduced, the contour lines or the control lines of the members and the structures are projected at one time, the plane line releasing difficulty and the workload of the special-shaped buildings are greatly reduced, the positions of the members and the structures on the floor plane are determined by adopting a mode of referring to the superposition of the control lines, the investment of manpower and line releasing equipment is reduced, the line releasing efficiency is improved, and the construction period is shortened.
Description
Technical Field
The invention relates to the technical field of building construction paying-off, in particular to an aerial projection paying-off method for a special-shaped building.
Background
The construction paying-off is to pay out the building components, the contour lines or the control lines of the structures on the layer on the plane, the control lines are generally 10cm or 20cm away from the contour lines, the supporting condition of the template is convenient to measure, 3 paying-off holes are required to be arranged on each floor during construction paying-off, the contour lines or the control lines of the components and the structures on the layer are paid off by using the three-point forming-on-plane principle, and the paying-off is realized by using a total station.
When the existing pay-off hole total station is used for construction pay-off, if the contour lines or control lines of members and structures are rectangular, only 4 angular points need to be paid off, and if the contour lines or control lines of the members and the structures are irregular curves, countless dense control points need to be paid off, and the contour lines or the control lines are formed by connecting the control points into lines. Therefore, the construction and paying-off of the special-shaped building is always a pain point of a construction unit, particularly a special-shaped nonstandard layer of a building structure or a special-shaped irregular structure on a roof, and the construction and paying-off are difficult, slow and long in time consumption.
Disclosure of Invention
The invention provides an aerial projection pay-off method for a special-shaped building, which is used for solving the technical problems that construction pay-off of the special-shaped building in the background technology is always a pain point of a construction unit, particularly a special-shaped nonstandard layer of a building structure or a special-shaped irregular structure on a roof has high construction pay-off difficulty, low speed and long time consumption.
In order to achieve the purpose, the invention adopts the following technical scheme:
the aerial projection pay-off method for the special-shaped building comprises a laser projection instrument, a measuring instrument, a marking device and a laser vertical instrument, and the construction pay-off process comprises the following steps:
step S1, producing a projection film: the axes and the component sidelines which are required to be overlapped as reference and the contour lines or the control lines of the special-shaped components and the structures which are required to be paid off are engraved on the film together in an etching mode according to the construction drawing, so that the light can only project the construction lines which are required to be paid off.
Step S2, setting a wire releasing hole: the same position of every floor sets up the unwrapping wire hole, and the unwrapping wire hole size can set up to 10 ~ 20 cm's square hole, and the quantity in every layer of unwrapping wire hole is 1 ~ 3.
Step S3, release the present layer control line: install unwrapping wire check board on lower floor unwrapping wire hole, cross four direction control lines in check board central point and unwrapping wire hole, erect the measuring apparatu on this layer unwrapping wire hole, aim at the unwrapping wire check board central point of lower floor with instrument fixed point laser, on this layer another unwrapping wire hole with check board central point through the perpendicular appearance of laser with the central point lead to this layer unwrapping wire hole, with another unwrapping wire hole central point of measuring apparatu sighting.
Step S4, control axis line: according to the construction drawing, the sidelines of the components or the axes close to the orthogonal axes are printed on the ground of the floor in a distance measuring mode by matching with the marking device, and therefore a plurality of control reference lines are obtained.
Step S5, erecting a projection instrument: the projection film is arranged on a laser projection instrument, and the line width of the laser projected on the building plane is not more than 5 mm.
Step S6, projecting a line: the laser projection instrument is erected near the members and structures needing to be released on the floors and moved, so that the projected control lines are overlapped with the reference control lines released on the floors, after the control lines are completely overlapped, the members, the structure contour lines or the control lines projected on the ground are the construction lines needing to be released, and then the marking device is adopted to mark the projection lines.
Preferably, the film is a single-sided chemically-coated thin glass or printable film, and the etching mode is photoetching or mechanical imprinting.
Preferably, the paying-off hole is reserved when the floor slab formwork is erected, and the paying-off hole is arranged on the axis of the construction drawing.
Preferably, the checkerboard center point is a point of the control axis, and the measuring instrument is a total station or a theodolite.
Preferably, the marking device is an ink fountain or a paint sprayer.
Preferably, in step S5, when the floor plan area is small, the laser projection apparatus may be mounted on the vertical rod; when floor plane area is great, can install laser projection instrument on the better unmanned aerial vehicle of stability.
Preferably, the projection line-releasing time in step S6 is preferably performed in a time period when outdoor light is soft, and when outdoor light is strong, a laser projection instrument with larger power is required.
Compared with the prior art, the invention has the beneficial effects that:
1. the construction lines are released in a projection mode, and the number of reserved floor line releasing holes and the number of releasing control lines are reduced.
2. By projecting the outline lines or control lines of the members and structures at one time, the plane paying-off difficulty and workload of the special-shaped buildings are greatly reduced.
3. The positions of the components and the structures on the floor plane are determined by adopting a mode of reference control line superposition, so that the investment of manpower and paying-off equipment is reduced, the paying-off efficiency is improved, and the construction period is shortened.
Detailed Description
The first embodiment is as follows:
the aerial projection pay-off method for the special-shaped building comprises a laser projection instrument, a measuring instrument, a marking device and a laser vertical instrument, and the construction pay-off process comprises the following steps:
step S1, producing a projection film: the axes and the component sidelines which are required to be overlapped as reference and the contour lines or the control lines of the special-shaped components and the structures which are required to be paid off are engraved on the film together in an etching mode according to the construction drawing, so that the light can only project the construction lines which are required to be paid off.
Step S2, setting a wire releasing hole: the same position of every floor sets up the unwrapping wire hole, and the unwrapping wire hole size can set up to 10 cm's square hole, and the quantity of every layer of unwrapping wire hole is 1.
Step S3, release the present layer control line: install unwrapping wire check board on lower floor unwrapping wire hole, cross four direction control lines in check board central point and unwrapping wire hole, erect the measuring apparatu on this layer unwrapping wire hole, aim at the unwrapping wire check board central point of lower floor with instrument fixed point laser, on this layer another unwrapping wire hole with check board central point through the perpendicular appearance of laser with the central point lead to this layer unwrapping wire hole, with another unwrapping wire hole central point of measuring apparatu sighting.
Step S4, control axis line: according to the construction drawing, the sidelines of the components or the axes close to the orthogonal axes are printed on the ground of the floor in a distance measuring mode by matching with the marking device, and therefore a plurality of control reference lines are obtained.
Step S5, erecting a projection instrument: the projection film is arranged on a laser projection instrument, and the line width of the laser projected on the building plane is not more than 5 mm.
Step S6, projecting a line: the laser projection instrument is erected near the members and structures needing to be released on the floors and moved, so that the projected control lines are overlapped with the reference control lines released on the floors, after the control lines are completely overlapped, the members, the structure contour lines or the control lines projected on the ground are the construction lines needing to be released, and then the marking device is adopted to mark the projection lines.
Example two:
the aerial projection pay-off method for the special-shaped building is characterized by comprising a laser projection instrument, a measuring instrument, a marking device and a laser vertical instrument, and the construction pay-off process comprises the following steps:
step S1, producing a projection film: the axes and the component sidelines which are required to be overlapped as reference and the contour lines or the control lines of the special-shaped components and the structures which are required to be paid off are engraved on the film together in an etching mode according to the construction drawing, so that the light can only project the construction lines which are required to be paid off.
Step S2, setting a wire releasing hole: the same position of every floor sets up the unwrapping wire hole, and the unwrapping wire hole size can set up to 15 cm's square hole, and the quantity of every layer of unwrapping wire hole is 2.
Step S3, release the present layer control line: install unwrapping wire check board on lower floor unwrapping wire hole, cross four direction control lines in check board central point and unwrapping wire hole, erect the measuring apparatu on this layer unwrapping wire hole, aim at the unwrapping wire check board central point of lower floor with instrument fixed point laser, on this layer another unwrapping wire hole with check board central point through the perpendicular appearance of laser with the central point lead to this layer unwrapping wire hole, with another unwrapping wire hole central point of measuring apparatu sighting.
Step S4, control axis line: according to the construction drawing, the sidelines of the components or the axes close to the orthogonal axes are printed on the ground of the floor in a distance measuring mode by matching with the marking device, and therefore a plurality of control reference lines are obtained.
Step S5, erecting a projection instrument: the projection film is arranged on a laser projection instrument, and the line width of the laser projected on the building plane is not more than 5 mm.
Step S6, projecting a line: the laser projection instrument is erected near the members and structures needing to be released on the floors and moved, so that the projected control lines are overlapped with the reference control lines released on the floors, after the control lines are completely overlapped, the members, the structure contour lines or the control lines projected on the ground are the construction lines needing to be released, and then the marking device is adopted to mark the projection lines.
Example three:
the aerial projection pay-off method for the special-shaped building is characterized by comprising a laser projection instrument, a measuring instrument, a marking device and a laser vertical instrument, and the construction pay-off process comprises the following steps:
step S1, producing a projection film: the axes and the component sidelines which are required to be overlapped as reference and the contour lines or the control lines of the special-shaped components and the structures which are required to be paid off are engraved on the film together in an etching mode according to the construction drawing, so that the light can only project the construction lines which are required to be paid off.
Step S2, setting a wire releasing hole: the same position of every floor sets up the unwrapping wire hole, and the unwrapping wire hole size can set up to 20 cm's square hole, and the quantity of every layer of unwrapping wire hole is 3.
Step S3, release the present layer control line: install unwrapping wire check board on lower floor unwrapping wire hole, cross four direction control lines in check board central point and unwrapping wire hole, erect the measuring apparatu on this layer unwrapping wire hole, aim at the unwrapping wire check board central point of lower floor with instrument fixed point laser, on this layer another unwrapping wire hole with check board central point through the perpendicular appearance of laser with the central point lead to this layer unwrapping wire hole, with another unwrapping wire hole central point of measuring apparatu sighting.
Step S4, control axis line: according to the construction drawing, the sidelines of the components or the axes close to the orthogonal axes are printed on the ground of the floor in a distance measuring mode by matching with the marking device, and therefore a plurality of control reference lines are obtained.
Step S5, erecting a projection instrument: the projection film is arranged on a laser projection instrument, and the line width of the laser projected on the building plane is not more than 5 mm.
Step S6, projecting a line: the laser projection instrument is erected near the members and structures needing to be released on the floors and moved, so that the projected control lines are overlapped with the reference control lines released on the floors, after the control lines are completely overlapped, the members, the structure contour lines or the control lines projected on the ground are the construction lines needing to be released, and then the marking device is adopted to mark the projection lines.
When the invention is used, the outline lines or control lines of the upper layer of the component and the structure are reduced and marked on the single-sided chemically-coated thin glass or the printable film in a photoetching marking or mechanical marking mode according to a certain proportion, the single-sided chemically-coated thin glass or the printable film is placed on a low-temperature laser projection instrument to ensure that light can only project construction lines needing to be released, the same position of each layer of floor slab is provided with a wire releasing hole, the wire releasing hole is reserved when a floor slab template is supported and is arranged on the axis of a construction drawing, the size of the wire releasing hole can be set to be a square hole of about 15cm, the number of the wire releasing holes of each layer is 2, a wire releasing square plate is arranged on the wire releasing hole of the lower layer, the center point of the square plate is intersected with the control lines in four directions of the wire releasing hole, a total station or a theodolite is arranged on the wire releasing hole of the layer, fixed point laser of the instrument is aligned with the center point of the wire releasing square plate of the lower layer, guiding the center point of the checkerboard to the pay-off hole of the layer through a laser vertical instrument on the other pay-off hole of the layer, aiming at the center point of the pay-off hole by a total station or a theodolite, printing a control axis on the ground of a floor by matching with an ink fountain or a paint sprayer according to a construction drawing in a mode of measuring the distance of a side line close to an orthogonal axis or a component, thereby obtaining a plurality of control reference lines, installing a projection film on a laser projection instrument, wherein the line width of the laser projected on a building plane is not more than 5mm, erecting and moving the laser projection instrument near the component needing pay-off of the floor and the building, and when the area of the floor plane is smaller, installing the laser projection instrument on a vertical rod; when floor plane area is great, can install laser projection instrument on the better unmanned aerial vehicle of stability, the control line that makes the projection and the reference control line that the floor was emitted coincide, after the control line totally coincides, subaerial component, structure contour line or the control line that throws are the construction line that needs to emit promptly, adopt the marking device to mark the projection line after that, the time of throwing the unwrapping wire should be gone on in the soft time quantum of outdoor light, when outdoor light is strong, need use the laser projection instrument of great power.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The aerial projection pay-off method for the special-shaped building is characterized by comprising a laser projection instrument, a measuring instrument, a marking device and a laser vertical instrument, and the construction pay-off process comprises the following steps:
step S1, producing a projection film: according to the construction drawing, the axis and the component side line which are required to be superposed as reference, and the contour line or the control line of the special-shaped component and the structure which are required to be paid off are engraved on the film together in an etching mode, so that the light can only project the construction line which is required to be paid off;
step S2, setting a wire releasing hole: setting pay-off holes at the same position of each floor slab, wherein the size of each pay-off hole can be set to be a square hole of 10-20 cm, and the number of the pay-off holes in each floor is 1-3;
step S3, release the present layer control line: installing a pay-off checkered plate on a pay-off hole of a lower layer, intersecting the center point of the checkered plate with control lines in four directions of the pay-off hole, erecting a measuring instrument on the pay-off hole of the layer, aligning fixed-point laser of the instrument with the center point of the pay-off checkered plate of the lower layer, guiding the center point of the checkered plate to the pay-off hole of the layer through a laser vertical instrument on another pay-off hole of the layer, and aiming at the center point of the pay-off hole by the measuring instrument;
step S4, control axis line: according to the construction drawing, the sidelines of the axes or the members close to the orthogonality pass through a distance measuring mode, and the marking device is matched to print the control axes on the ground of the floor, so that a plurality of control reference lines are obtained;
step S5, erecting a projection instrument: mounting the projection film on a laser projection instrument, wherein the line width of the laser projected on a building plane is not more than 5mm;
step S6, projecting a line: the laser projection instrument is erected near the members and structures needing to be released on the floors and moved, so that the projected control lines are overlapped with the reference control lines released on the floors, after the control lines are completely overlapped, the members, the structure contour lines or the control lines projected on the ground are the construction lines needing to be released, and then the marking device is adopted to mark the projection lines.
2. The aerial projection pay-off method for the special-shaped buildings according to claim 1, wherein the film is a single-sided chemically-coated thin glass or printable film, and the etching mode is photoetching or mechanical engraving.
3. The aerial projection pay-off method for the special-shaped buildings according to claim 1, wherein the pay-off hole is reserved when a floor slab formwork is erected, and the pay-off hole is arranged on the axis of a construction drawing.
4. The aerial projection line-laying method for special-shaped buildings according to claim 1, wherein the center point of the checkerboard is a point of a control axis, and the measuring instrument is a total station or a theodolite.
5. The aerial projection line-laying method for the special-shaped buildings according to claim 1, wherein the line marking device is an ink fountain or a paint sprayer.
6. The aerial projection line-laying method for special-shaped buildings according to claim 1, wherein in step S5, when the floor plane area is small, the laser projection instrument can be installed on the vertical rod; when floor plane area is great, can install laser projection instrument on the better unmanned aerial vehicle of stability.
7. The method for aerial casting and paying-off of special-shaped buildings according to claim 1, wherein the time for the aerial casting and paying-off of the special-shaped buildings in the step S6 is preferably carried out in a time period when outdoor light is soft, and when the outdoor light is strong, a laser projection instrument with higher power is required.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110532746.7A CN113203401B (en) | 2021-05-17 | 2021-05-17 | Aerial projection pay-off method for special-shaped building |
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| CN202110532746.7A CN113203401B (en) | 2021-05-17 | 2021-05-17 | Aerial projection pay-off method for special-shaped building |
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| CN113203401B CN113203401B (en) | 2022-09-27 |
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| CN113203401B (en) | 2022-09-27 |
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