CN112049313A - Construction method of wood grain decorative fair-faced concrete round table structure - Google Patents
Construction method of wood grain decorative fair-faced concrete round table structure Download PDFInfo
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- CN112049313A CN112049313A CN202010866903.3A CN202010866903A CN112049313A CN 112049313 A CN112049313 A CN 112049313A CN 202010866903 A CN202010866903 A CN 202010866903A CN 112049313 A CN112049313 A CN 112049313A
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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
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/06—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members
- E04B9/065—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members comprising supporting beams having a folded cross-section
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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
Abstract
The invention relates to the technical field of round platform building construction, in particular to a wood grain decorative fair-faced concrete round platform structure construction method, which comprises the following steps: installing a positioning platform; step two: designing a steel keel; step three: processing a steel keel; step four: assembling a keel system; step five: hoisting and welding; step six: mounting a lining plate; step seven: cutting short wood grain boards; step eight: grooving the back of the wood grain board; step nine: the wood grain board is installed in the mode of cutting the arc, and the beneficial effects are that: the invention adopts the annular steel keel to replace the traditional batten keel, enhances the integrity and stability of the structure, effectively reduces the keel displacement under the construction bearing effect, ensures the safety of the structure construction, adopts the construction method that the positioning platform is matched with the annular steel keel, improves the construction efficiency, effectively ensures the construction period, has low cost, simple operation, high turnover rate, simple construction flow and effectively saves the construction cost.
Description
Technical Field
The invention relates to the technical field of round platform building construction, in particular to a wood grain decorative fair-faced concrete round platform structure construction method.
Background
With the rapid development of national economy, the vigorous advance of technological innovation, the continuous updating of building processes and new building materials, the requirements of people on buildings are gradually changed from functional requirements to mental requirements, and architects pursue novel building effects for expressing building connotations and widely apply the circular platform structure in building structures.
The traditional wood grain plain round table construction method has the defects of difficult positioning, overlarge bearing offset of a keel system, poor wood grain construction quality and the like.
Therefore, the construction method of the wood grain decorative fair-faced concrete round table structure is provided, and the problems of quality, bearing and installation of wood grain decorative fair-faced concrete round table construction are solved.
Disclosure of Invention
The invention aims to provide a wood grain decorative fair-faced concrete circular truncated cone structure construction method to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the construction method of the wood grain decorative fair-faced concrete round platform structure comprises the following steps:
the method comprises the following steps: the positioning platform is installed, a measurer measures and pays off horizontal projection control points of two control planes by using a total station, the vertical heights of the two platforms are controlled by using a communicating vessel or a level gauge through an elevation control point after plane positioning is finished, the size of a positioning ring is subjected to data extraction through the sectioning function of the Rhino software, and accurate cutting is carried out by matching with a numerical control machine tool for woodwork;
step two: designing a steel keel, wherein the size of a single section of the steel keel is designed by mainly depending on Rhino software for sectioning, each keel is sectioned twice, the sectioning distance is 80mm, two circles with different radiuses are obtained, and the keel and a connecting piece thereof are designed by using CAD software according to the obtained data, so that the design size of the keel is 80 x (6+60+6) mm;
step three: processing a steel keel, leading out the designed steel keel through a CAD (computer aided design), accurately cutting the steel keel by using a laser numerical control machine tool, and numbering the cut steel plate;
step four: assembling a keel system, namely performing classified assembly on the steel sheet keels processed in the third step, reinforcing and positioning the integrally-assembled keels on a back table, and performing field installation on the keel in bulk;
step five: hoisting and welding, namely hoisting the integrally-installed keel system processed in the background, checking the horizontal and vertical positions of the steel keel system according to the positioning platform, and completing the welding and fixing operation of the keel;
step six: mounting a lining plate, namely mounting the lining plate after the steel keel system is mounted and reinforced in the fifth step, wherein the lining plate is made of a common coated plywood with the thickness of 15 mm;
step seven: cutting short wood grain boards, wherein the longer the wood grain boards are, the larger the lower radian is, the standard fixed-size width of the wood grain strips is 100mm, the length of the wood grain strips is 2000mm, and because the radian processing range is limited, the 2000mm long wood grain boards need to be cut, and the cutting size is 400 plus 500 mm;
step eight: grooving the back of the wood grain board, grooving the original wood of the wood grain board used for the clear water wood grain concrete structure into douglas fir which is difficult to bend, grooving the back of the cut wood grain strip in order to meet the requirement of bending and fitting when the wood grain board is laid and fitted along an annular shape, wherein the thickness of the wood grain board is 20mm, and the grooving depth is controlled to be 10-12 mm;
step nine: the wood grain board is installed in an arc cutting mode, according to calculated data, radian cutting is carried out by taking radian of a central ring belt with the height of every 500mm as radian of the area through a field cutting platform, the wood grain board is placed according to radian classification after being cut, installation is carried out by segmenting from bottom to top, the joint of the wood grain board is checked after installation is finished, gluing treatment is carried out on the inner cavity of the joint, and the wood grain board is replaced in time when the joint is too large.
Preferably, the keel system assembling process in the fifth step is composed of four steps of single steel keel connection, single annular keel assembly, annular keel 1/4 cross cutting and integral keel assembly welding.
Preferably, the assembling of the single steel keel is to splice the steel keels processed in the third step by using the customized connecting pieces, and the two keels are connected and assembled by using split bolts and a base plate after the single steel keel is assembled.
Preferably, the single annular keel is assembled by connecting anchor bolts and 60mm thick wooden cushion blocks, 12 annular keels are used in each circular exhibition hall, and the vertical distance between the annular keels is 3.54 m.
Preferably, the cross-cutting of the annular keel 1/4 is to divide the whole set of annular keel into 4 parts, wherein 3 parts are a whole keel system, the remaining 1 part is a bulk keel system, and the cutting position of the annular keel is divided into 4 parts according to the angle for cutting and cutting.
Preferably, in the first step, the positioning platform is a circular platform installed at a position 1m higher than the bottom of the circular table and at a position 1m lower than the top of the circular table, and a keel of the positioning platform is made of square wood.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the traditional batten keel is replaced by the annular steel keel, the integrity and stability of the structure are enhanced, the keel displacement under the construction bearing effect is effectively reduced, the safety of the structure construction is ensured, the construction method that the annular steel keel is matched with the positioning platform is adopted, the construction efficiency is improved, the construction period is effectively ensured, the cost is low, the operation is simple, the turnover rate is high, the construction flow is simple, and the construction cost is effectively saved;
2. the annular steel keel system adopted by the invention has the advantages of high rigidity, reliable stability and small bearing offset, and the application of the wood grain arc plate solves the problems of overlarge seam, slurry leakage and water loss of the wood grain plate; and the application of the platform improves the overall dimensional accuracy of the circular truncated cone structure and effectively improves the construction quality of the circular truncated cone wood grain clear water structure.
Drawings
FIG. 1 is a flow diagram of a construction system of the present invention;
figure 2 is a flow chart of the keel system assembly of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 2, the present invention provides a technical solution:
the construction method of the wood grain decorative fair-faced concrete round platform structure comprises the following steps:
the method comprises the following steps: the method comprises the following steps that a positioning platform is installed, a measurer measures and pays off horizontal projection control points of two control planes by using a total station, the vertical heights of the two platforms are controlled by using a communicating vessel or a level gauge through an elevation control point after plane positioning is finished, the positioning platform is a circular platform installed at a position 1m higher than the bottom of a circular table and at a position 1m lower than the top of the circular table, a keel of the positioning platform is made of square wood, the size of a positioning circular ring is subjected to data extraction through the sectioning function of Rhino software, and accurate cutting is carried out by matching with a numerical control machine tool for woodwork;
step two: designing a steel keel, wherein the size of a single section of the steel keel is designed by mainly depending on Rhino software for sectioning, each keel is sectioned twice, the sectioning distance is 80mm, two circles with different radiuses are obtained, and the keel and a connecting piece thereof are designed by using CAD software according to the obtained data, so that the design size of the keel is 80 multiplied by 6+60+6 mm;
step three: processing a steel keel, leading out the designed steel keel through a CAD (computer aided design), accurately cutting the steel keel by using a laser numerical control machine tool, and numbering the cut steel plate;
step four: assembling a keel system, namely performing classified assembly on the steel sheet keels processed in the third step, reinforcing and positioning the integrally-assembled keels on a back table, and performing field installation on the keel in bulk;
step five: hoisting and welding, namely hoisting the integrally-installed keel system processed in the background, checking the horizontal and vertical positions of the steel keel system according to the positioning platform, and completing the welding and fixing operation of the keel;
step six: mounting a lining plate, namely mounting the lining plate after the steel keel system is mounted and reinforced in the fifth step, wherein the lining plate is made of a common coated plywood with the thickness of 15 mm;
step seven: cutting short wood grain boards, wherein the longer the wood grain boards are, the larger the lower radian is, the standard fixed-size width of the wood grain strips is 100mm, the length of the wood grain strips is 2000mm, and because the radian processing range is limited, the 2000mm long wood grain boards need to be cut, and the cutting size is 400 plus 500 mm;
step eight: grooving the back of the wood grain board, grooving the back of the cut wood grain strip in order to meet the requirement of bending and fitting when the wood grain board is laid and fitted along an annular shape, wherein the wood grain board is difficult to bend, the thickness of the wood grain board is 20mm, and the grooving depth is controlled to be 10-12 mm;
step nine: the wood grain board is installed in an arc cutting mode, according to calculated data, radian cutting is carried out by taking radian of a central ring belt with the height of every 500mm as radian of the area through a field cutting platform, the wood grain board is placed according to radian classification after being cut, installation is carried out by segmenting from bottom to top, the joint of the wood grain board is checked after installation is finished, gluing treatment is carried out on the inner cavity of the joint, and the wood grain board is replaced in time when the joint is too large.
And step five, the keel system assembling process comprises four steps of single steel keel connection, single annular keel assembly, annular keel 1/4 cross cutting and integral keel assembly welding.
And the single steel keel assembly is to splice the single steel keels processed in the third step by using the customized connecting piece, and connect and assemble the single annular steel keel by using the split bolt and the base plate after the single steel keel assembly is finished.
The assembly of single annular fossil fragments is connected by crab-bolt and 60mm thick wooden cushion, and every circular exhibition room uses 12 annular fossil fragments, and the vertical interval of annular fossil fragments is 3.54 m.
The annular keel 1/4 strides to cut off and divides into 4 parts with whole set of annular keel, and wherein 3 subdivisions are whole dress keel system, and remaining 1 subdivision is loose-packed keel system, and the position of cutting off of annular keel equally divides into 4 parts according to the angle and cuts off.
The working principle is as follows: the method comprises the steps of firstly utilizing a total station to measure and pay off horizontal projection control points of two control planes, utilizing a communicating vessel or a level gauge to control the vertical heights of two platforms through an elevation control point after plane positioning is completed, thereby completing construction of a positioning platform, wherein the positioning platform is a circular platform which is arranged at the position 1m higher than the bottom of a circular platform and at the position 1m lower than the top of the circular platform, a keel of the positioning platform is made of square wood, the size of a positioning circular ring is subjected to data extraction through the sectioning function of Rhino software, and the positioning circular ring is matched with a woodworking numerical control machine tool to perform accurate cutting.
Then utilizing the Rhino software to establish a model, utilizing the software to perform operations such as sectioning and data extraction on the horizontal plane of the circular truncated cone, matching the graph and the data obtained by Rhino processing with CAD software to perform secondary processing, outputting a standard die matching drawing, completing cutting by a high-precision numerical control processing machine tool, numbering the cut steel plates by workers, assembling and forming according to the numbers, and putting the steel plates into physical engineering for use.
In the fossil fragments assembling process, at first rely on the steel sheet connecting piece and the bolt of mill's customization processing to carry out the connection of monolithic steel joist, single annular fossil fragments are connected by crab-bolt and 60mm thick wooden cushion, 12 annular fossil fragments are used to every circular exhibition room, the vertical interval of annular fossil fragments 3.54m, for convenient on-the-spot hoist and mount and eminence construction, need earlier divide into 4 parts with whole set of annular fossil fragments, wherein 3 divisions are whole dress fossil fragments system, remaining 1 division is the fossil fragments system in bulk, wait that the front three hoists to weld and carry out the on-the-spot installation after finishing. Therefore, the annular keel is firstly cut and cut according to 4 parts which are averagely divided into angles, the wood of the secondary keel of the integral keel system is reinforced and positioned at the rear, and the secondary keel of the bulk keel system is installed on site.
The integral keel system finished by background processing is hoisted, the horizontal position and the vertical position of the steel keel system are checked according to the positioning platform, the welding and fixing operation of the keel is finished, the installation operation of the lining plate is carried out after the installation and reinforcement of the steel keel system are finished, the material of the lining plate is selected from common coated plywood with the thickness of 15mm, and the lining plate is used for providing a base layer panel for the installation of the wood grain plate, so that the size of a gap of the wood grain plate does not need to be controlled, and the steel keel system can be finished only by ensuring the flatness.
The longer the wood grain board is, the larger the downward bending radian is, the larger the fixed-size width of the wood grain strip is 100mm, the length of the wood grain strip is 2000mm, and the radian processing range is limited, so that the 2000mm long wood grain board needs to be cut, the cutting size is 400 plus 500mm, namely the radian is accurate, and meanwhile, the wood grain strip is within the cuttable range.
The wood grain board raw material used for the bare-water wood grain concrete structure is douglas fir which is difficult to bend, and in order to meet the requirement that the wood grain board raw material needs to be bent and attached when being laid and attached along an annular shape, the back of the cut wood grain strip is grooved, the thickness of the wood grain board is 20mm, and the grooving depth is controlled between 10 mm and 12mm, so that the wood grain board raw material can be ensured not to crack when being bent and installed.
And calculating the size of the expansion radius of the wood grain strips with different heights by using a circular truncated cone structure curved surface expansion calculation formula, and carrying out deep processing on the wood grain board according to the calculated data.
In the formula
-the fan angle;
r-large circle radius;
l-unfolding the large radius;
r-small circular radius;
l-unfolding the minor radius;
h-height of the truncated cone.
According to the calculation formula, the radian of the central ring belt with the height of every 500mm is taken as the radian of the area, the radian cutting is carried out by utilizing an on-site cutting platform, the wood grain boards are placed according to the radian classification after the cutting is finished, the wood grain boards are installed in a segmented mode from bottom to top, the joints of the wood grain boards are checked after the installation is finished, the sizes of the joints meet the requirements for gluing, and the wood grain boards are replaced in time when the joints are too large.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The wood grain decorative fair-faced concrete round table structure construction method is characterized by comprising the following steps of: the construction method of the circular truncated cone structure comprises the following steps:
the method comprises the following steps: the positioning platform is installed, a measurer measures and pays off horizontal projection control points of two control planes by using a total station, the vertical heights of the two platforms are controlled by using a communicating vessel or a level gauge through an elevation control point after plane positioning is finished, the size of a positioning ring is subjected to data extraction through the sectioning function of the Rhino software, and accurate cutting is carried out by matching with a numerical control machine tool for woodwork;
step two: designing a steel keel, wherein the size of a single section of the steel keel is designed by mainly depending on Rhino software for sectioning, each keel is sectioned twice, the sectioning distance is 80mm, two circles with different radiuses are obtained, and the keel and a connecting piece thereof are designed by using CAD software according to the obtained data, so that the design size of the keel is 80 x (6+60+6) mm;
step three: processing a steel keel, leading out the designed steel keel through a CAD (computer aided design), accurately cutting the steel keel by using a laser numerical control machine tool, and numbering the cut steel plate;
step four: assembling a keel system, namely performing classified assembly on the steel sheet keels processed in the third step, reinforcing and positioning the integrally-assembled keels on a back table, and performing field installation on the keel in bulk;
step five: hoisting and welding, namely hoisting the integrally-installed keel system processed in the background, checking the horizontal and vertical positions of the steel keel system according to the positioning platform, and completing the welding and fixing operation of the keel;
step six: mounting a lining plate, namely mounting the lining plate after the steel keel system is mounted and reinforced in the fifth step, wherein the lining plate is made of a common coated plywood with the thickness of 15 mm;
step seven: cutting short wood grain boards, wherein the longer the wood grain boards are, the larger the lower radian is, the standard fixed-size width of the wood grain strips is 100mm, the length of the wood grain strips is 2000mm, and because the radian processing range is limited, the 2000mm long wood grain boards need to be cut, and the cutting size is 400 plus 500 mm;
step eight: grooving the back of the wood grain board, grooving the original wood of the wood grain board used for the clear water wood grain concrete structure into douglas fir which is difficult to bend, grooving the back of the cut wood grain strip in order to meet the requirement of bending and fitting when the wood grain board is laid and fitted along an annular shape, wherein the thickness of the wood grain board is 20mm, and the grooving depth is controlled to be 10-12 mm;
step nine: the wood grain board is installed in an arc cutting mode, according to calculated data, radian cutting is carried out by taking radian of a central ring belt with the height of every 500mm as radian of the area through a field cutting platform, the wood grain board is placed according to radian classification after being cut, installation is carried out by segmenting from bottom to top, the joint of the wood grain board is checked after installation is finished, gluing treatment is carried out on the inner cavity of the joint, and the wood grain board is replaced in time when the joint is too large.
2. The wood grain decorative fair-faced concrete round table structure construction method according to claim 1, characterized in that: and in the fifth step, the keel system assembling process comprises four steps of single steel keel connection, single annular keel assembly, annular keel 1/4 cross cutting and integral keel assembly welding.
3. The wood grain decorative fair-faced concrete round table structure construction method according to claim 2, characterized in that: the assembling of the single steel keel is to splice the single steel keel processed in the third step by using the customized connecting piece, and the two keels are connected and assembled by using split bolts and a base plate after the single steel keel is assembled.
4. The wood grain decorative fair-faced concrete round table structure construction method according to claim 2, characterized in that: the single annular keel is assembled by connecting anchor bolts and 60mm thick wood cushion blocks, 12 annular keels are used in each circular exhibition hall, and the vertical distance between the annular keels is 3.54 m.
5. The wood grain decorative fair-faced concrete round table structure construction method according to claim 2, characterized in that: the annular keel 1/4 strides to cut off and divides into 4 parts with whole set of annular keel, and wherein 3 subdivisions are whole dress keel system, and remaining 1 subdivision is loose-packed keel system, and the position of cutting off of annular keel equally divides into 4 parts according to the angle and cuts off.
6. The wood grain decorative fair-faced concrete round table structure construction method according to claim 1, characterized in that: in the first step, the positioning platform is a circular platform which is arranged at the position where the bottom of the circular platform is 1m higher and the top of the circular platform sinks 1m, and a keel of the positioning platform is made of square wood.
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| CN202010866903.3A CN112049313A (en) | 2020-08-26 | 2020-08-26 | Construction method of wood grain decorative fair-faced concrete round table structure |
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| CN206091135U (en) * | 2016-08-30 | 2017-04-12 | 浙江大经建设集团股份有限公司 | Grain ecosystem clear water concrete |
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2020
- 2020-08-26 CN CN202010866903.3A patent/CN112049313A/en active Pending
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| CN103938866A (en) * | 2014-04-22 | 2014-07-23 | 巨匠建设集团有限公司 | Installing method for construction formwork of bare concrete concave-convex wood grain decoration wall |
| US20170073968A1 (en) * | 2015-09-11 | 2017-03-16 | Arktura Llc | Faceted architectural fixtures |
| CN105804391A (en) * | 2016-03-25 | 2016-07-27 | 浙江省建工集团有限责任公司 | Construction method of combined formwork of special-shaped double-curved-surface wood-grain bare concrete wall |
| CN205604715U (en) * | 2016-03-25 | 2016-09-28 | 浙江省建工集团有限责任公司 | Dysmorphism hyperboloid grain clear water concrete wall built -up plate |
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Application publication date: 20201208 |