CN110700570A - Construction method of cast-in-place concrete curved surface inclined cylinder structure - Google Patents
Construction method of cast-in-place concrete curved surface inclined cylinder structure Download PDFInfo
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- CN110700570A CN110700570A CN201910835309.5A CN201910835309A CN110700570A CN 110700570 A CN110700570 A CN 110700570A CN 201910835309 A CN201910835309 A CN 201910835309A CN 110700570 A CN110700570 A CN 110700570A
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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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/062—Forms for curved walls
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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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G2011/067—Integrated forms comprising shuttering skin, bracing or strutting arrangements, workplatforms and railings
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Abstract
The invention provides a construction method of a cast-in-place concrete curved-surface inclined cylinder structure, which is suitable for the construction of a cast-in-place reinforced concrete structure with larger size of a horizontal section curved surface and a certain inclined angle of a vertical shaft in industrial and civil buildings.
Description
Technical Field
The invention relates to a construction method, in particular to a construction method of a cast-in-place concrete curved surface inclined cylinder structure, which is suitable for the construction of a cast-in-place reinforced concrete structure which has a larger horizontal section curved surface size and a certain inclined angle of a vertical shaft in industrial and civil buildings.
Background
With the continuous development of the building industry in China, the modern building style is increasingly diversified, the building design breaks through the previous constraint, a batch of buildings with novel shapes and unique images appear, and the strong times of interest and artistic taste are reflected. There are many buildings using curved surface modeling as a building representation means, and even some buildings break the traditional method of vertical modeling, so that the curved surface is inclined at a certain angle.
The inclined cylinder body structure with the cast-in-place concrete curved surface has the advantages that the horizontal interface is mostly a closed curve figure, the shape and the size of the horizontal section are changed along with the height, and the vertical central axis of the cylinder body can be inclined at a certain angle. The vertical surface of the cast-in-place concrete curved-surface inclined cylinder body structure is a curved surface, and the modeling is novel. The inclination of the cylinder body causes the cylinder wall to have certain bending resistance, and the cylinder body is generally designed as a shear wall cylinder body. The curved surface modeling template is relatively difficult to support, the appearance quality of a finished product is difficult to control, and the construction process and the design of a mould frame are urgently needed to be improved.
Disclosure of Invention
Aiming at the problems in engineering construction, the invention provides the construction method of the cast-in-place concrete curved-surface inclined cylinder body structure, the materials used in the engineering are conventional materials, the construction is simple, good economic benefits are obtained, the construction period is shortened, and the application effect is obvious.
In order to solve the technical problems, the invention adopts the following technical scheme that the construction method of the cast-in-place concrete curved-surface inclined cylinder structure is characterized by comprising the following construction steps:
step one, measurement and paying-off:
in the underground stage, according to building control points outside a foundation, a direction method or a straight line picking method by using a forward and backward mirror is adopted to throw a control line, the distance between the control line and an adjacent axis is checked, and the control line can be used after the error is found out;
step two, binding steel bars:
erecting a scaffold to form a rigid inner bent frame, binding vertical structural steel bars such as wall columns and the like in a curved-surface inclined cylinder structure, and binding the steel bars along the direction of the inserted bars because the inclined angles are found when the inserted bars are reserved if the columns are inclined; if the wall is inclined, firstly, a template on the inclined side of the wall is supported, reinforcing steel bars are bound on the template, hidden inspection is carried out after binding is finished, an inner wall column template is supported, a column template is supported and erected at the bottom of a beam, a wall template is arranged at the bottom of a top plate, a beam opening is reserved, if the wall column is inclined, whether the position of the upper opening of the template is accurate is checked according to a line to ensure the inclination angle, the support is jacked on an inner bent frame, pre-inspection is carried out after the completion, inner wall column concrete is poured, the template can be removed when the concrete strength reaches a design required value, the strength value is determined by calculation of a design unit, the arc-shaped horizontal reinforcing steel bars of the wall are firstly processed into sample reinforcing steel bars according to an ellipse large sample line, construction is carried out according to the sample reinforcing steel bars in batches, an oval ladder reinforcing steel bar frame is pre-processed and manufactured in advance in order to fix the position of the upper, when the curved surface inclined cylinder wall body is constructed, a beam opening is reserved at the beam elevation as much as possible, an embedded part can be reserved at the beam elevation at the position where the beam opening cannot be reserved, a steel corbel is welded at the embedded part, and a steel bar is welded with the steel corbel;
step three, template support:
supporting a top plate template, binding beam plate reinforcing steel bars, reserving a top plate beam between an internal vertical structure and an outer curved surface inclined cylinder structure for later construction, reserving embedded parts at beam column nodes, pouring beam plate concrete, supporting a template at one inclined side of an outer wall of the curved surface inclined cylinder structure, binding reinforcing steel bars on the template, performing hidden inspection after binding is finished, supporting an outer wall template of the other curved surface inclined cylinder structure, reserving a beam opening of the top plate beam, performing pre-inspection after finishing the inspection, pouring outer wall concrete of the curved surface inclined cylinder structure, dismounting the template when the concrete strength reaches a design requirement value, and calculating and determining the strength value by a design unit;
step four, pouring concrete:
and (2) supporting and building the plate girder template of the rest top plate part, binding reinforcing steel bars, welding I-shaped steel brackets at the beam ends, welding the I-shaped steel brackets with longitudinal reinforcing steel bars of the girder, pouring girder plate concrete, pouring the curved surface inclined cylinder wall concrete from an end point vertical to one inclined side, reversely pouring towards two ends, vibrating a tamping rod at each pouring point, discharging in layers, vibrating in layers, keeping each layer to be 450mm, strictly prohibiting excessive discharging at one time or concentrating the discharging inclined plane at a certain point for propelling, and pouring by adopting pump concrete combined with a tower crane hopper. The concrete can be removed when the strength of the concrete reaches the value of the design requirement, watering and curing are carried out immediately after the template is removed, the wall is wrapped by a plastic film, and a specially-assigned person is dispatched to water and cure the wall.
Preferably, the template is a laminated and glued multilayer board with the thickness of 18mm, the width of each template is 1.22mm, the back surface of each template is grooved and bent into a folding surface, and the rise between the back surface of each template and a curve is controlled within 2 mm.
Preferably, the side line of the curved inclined cylinder structure wall is measured by a polar coordinate method, the measured points are on the curve, the distance between the measuring points is required to ensure that the connecting line of the curved inclined cylinder structure wall and the depth of the theoretical curve is not more than 2mm, the positioning points at the upper opening of the template are measured, after the inner row frame is erected, a platform is laid on the upper center position by a concrete slab, the platform is required to be horizontal, and the viewing port is required to be reserved at the corresponding center point of the platform.
Preferably, the curved-surface inclined cylinder wall formwork is a laminated plywood with 18mm thick film, each formwork is 1.22m wide, a groove is formed in the back of each formwork and is bent into a folded surface, the rise between the folded surface and the curved line is controlled within 2mm, the steel pipes with the attached formwork control the shape of the plate, the distance is along with the longitudinal distance of the wall bolts, the vertical wood beams are 50mm multiplied by 100mm, the middle distance is 244mm, the 48 steel pipes are formed into steel ridges with the distance of 700mm according to the radian, the 18 wall bolts are perpendicular to the wall surface, and the arrangement is according to the longitudinal distance of 700mm and the transverse distance of 500 mm.
Preferably, the formwork installation order is convenient for steel bar binding and positioning, the formwork installation adopts that the formwork on one inclined side is firstly supported and then the other side formwork is supported, every two formworks are temporarily spliced into a group in a stock yard, the outer side of the formwork is provided with a temporary surrounding edge, the formwork is connected with battens on the back of the plywood into a whole by hook bolts, each formwork is hoisted in place and then is provided with a temporary support, the screws are oppositely pulled, the left and right spacing is 500mm, and the upper and lower spacing is 700 mm.
The construction method of the cast-in-place concrete curved-surface inclined cylinder structure provided by the invention has the beneficial effects that:
(1) the material is easy to be obtained locally, can be used for turnover, and has remarkable economic benefit;
(2) the construction is simple, the management is convenient, and the appearance quality is easy to control;
(3) the construction progress is fast, has shortened the time limit for a project, the cost is reduced.
Drawings
FIG. 1 is a flow chart of the construction process of the present invention;
FIG. 2 is a schematic view of the template top correction positioning measurement of the present invention;
FIG. 3 is a schematic view of a single block template configuration of the present invention;
FIG. 4 is a schematic view showing the offset of the steel pipes according to the present invention;
FIG. 5 is a schematic view of the present invention with a floor shell mold root node;
FIG. 6 is a schematic view of the method of forming a root node of a floorless cylindrical mold according to the present invention.
In the figure: 1. a template; 2. a steel pipe; 3. a floor slab; 4. wood block; 5. an inclined cylinder structure; 6. and (4) bolts.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
In this embodiment, the construction method of the cast-in-place concrete curved-surface inclined cylinder structure includes the following specific steps as shown in fig. 1:
step one, measurement and paying-off:
in the underground stage, according to building control points outside the foundation, a control line is projected and controlled by adopting a direction method or a straight line selecting method by using a forward and backward mirror, and the distance between the check line and the adjacent axis can be used without error.
Because the initial line of the plane position of the inclined wall column is closely related to the elevation, the floor elevation of the part needing to be paid off is generally measured by a level gauge before the floor is paid off, and the highest value is taken as the elevation of the plane position line. The concrete surface of the floor is lower than the value and the part needing to be flicked with the ink line is firstly smeared with a line-releasing belt by cement mortar, and the flicking line is supposed to be at the same elevation. After the floor construction is finished, the axis intersection point is measured, the horizontal translation distance of the axis caused by the inclination angle is determined according to the elevation where the plane position line is located and the inclination angle, and the inclined vertical wall column sideline must be placed on the elevation where the plane position line is located so as to ensure the inclination angle. The sideline of the curved surface inclined cylinder structure 5 wall is measured by a polar coordinate method, the measured point is on the curve, and the distance between the measuring points is ensured that the connection line and the theoretical curve have a depth not more than 2 mm.
And measuring the positioning point of the upper opening of the template 1. After the inner bent frame is completely built, a platform is paved on the center of the upper bent frame by using a concrete slab, the platform is leveled, and a through view port is reserved at the position of the platform corresponding to the center, as shown in fig. 2:
and (3) projecting the translated control axis and the intersection point thereof on the floor surface by using a laser plummet on the frame operating platform, measuring the edge line of the upper opening of the template by adopting a polar coordinate method after checking and error-free, and comparing the edge line with a theoretical calculation value.
And a control axis, a detail axis, a curved surface inclined cylinder structure 5 wall column side line and a template 1 control line are arranged at the floor.
Step two, binding steel bars:
erecting a scaffold to form a rigid inner bent frame, binding vertical structural steel bars such as wall columns and the like in the curved-surface inclined cylinder structure 5, and binding the steel bars along the direction of the inserted bars due to the fact that the inclined angle is found when the inserted bars are reserved if the columns are inclined; if the wall is inclined, firstly, a template on one inclined side of the wall is supported, steel bars are bound on the template, hidden inspection is carried out after binding is finished, an inner wall column template is supported, a column template is supported and supported to the bottom of a beam, the wall template is supported to the bottom of a top plate, a beam opening is reserved, if the wall column is inclined, whether the position of the upper opening of the template is accurate is checked according to lines, the inclination angle is ensured, the support is supported and jacked on an inner bent, pre-inspection is carried out after the completion, inner wall column concrete is poured, the template can be removed when the strength of the concrete reaches the value required by design, and the strength value is determined by calculation of a design unit.
The method comprises the steps that sample reinforcing steel bars are firstly processed on arc-shaped horizontal reinforcing steel bars of a wall body according to an oval large sample line, then construction is carried out in batches according to the sample reinforcing steel bars, in order to fix the positions of the reinforcing steel bars at the upper opening of an inclined cylinder, an oval ladder reinforcing steel bar frame is processed and manufactured in advance, sectional preparation and numbering and sequencing are carried out, and the binding sequence of the wall body reinforcing steel bars is divided into two groups from the south end.
When the curved surface inclined cylinder wall is constructed, a beam opening is reserved at the beam elevation as far as possible, an embedded part can be reserved at the beam elevation at the position where the beam opening cannot be reserved, a steel corbel is welded at the embedded part, and a steel bar is welded with the steel corbel.
Step three, template support:
(1) and (3) supporting a top plate template, binding beam plate reinforcing steel bars, reserving the top plate beam between the internal vertical structure and the outer curved surface inclined cylinder structure 5 for later construction, reserving embedded parts at beam column nodes, and pouring beam plate concrete.
(2) And (3) supporting a template 1 on the inclined side of the outer wall of the curved-surface inclined cylinder structure, binding reinforcing steel bars on the template 1, and performing hidden inspection after binding. And (3) supporting the external wall formwork 1 with the curved oblique cylinder structure 5 on the other side, enabling the wall formwork to reach the bottom of the top plate, reserving a beam opening of the top plate beam, and performing pre-inspection after the completion. And (3) pouring concrete of the outer wall of the curved inclined cylinder structure 5, dismantling the template 1 when the strength of the concrete reaches a design required value, and calculating and determining the strength value by a design unit.
(3) Curved inclined cylinder wall template configuration (as in figure 3)
The curved surface inclined cylinder wall template 1 adopts a laminated plywood with 18mm thick film, each template is 1.22m wide in width for ensuring the quality standard, a groove is formed in the back surface of each template and is bent into a folding surface, and the rise between the folding surface and a curve is controlled within 2 mm. The attached mould steel pipes 2 control the shape of the plate, and the distance is along with the longitudinal distance of the wall-penetrating bolts (vertical surfaces). The vertical battens are 50mm multiplied by 100mm battens, and the middle distance is 244 mm; the steel ribs are formed by 48 steel pipes according to radian in the transverse direction, the distance is 700mm, 18 wall penetrating bolts (vertical wall surfaces) are arranged, the longitudinal distance is 700mm, and the transverse distance is 500 mm.
Every wall form 1 is parallelogram, and 1 configuration high degree of template is high and is confirmed according to the condition that the floor has or not. The middle of the plate is cut into a triangle or a trapezoid according to the angle at the two ends. But the angle a and the delta value are different according to different positions, and the actual lofting is carried out on site. The arrangement of the matched molds starts from a place with a small curvature radius on the curve and is arranged towards a place with a large curvature radius.
The steel pipe 2 is processed according to the elliptic curve, the length of each steel pipe is 2.5-6 m, the joints are staggered and numbered during processing, and the staggered mode is shown in figure 4.
(4) And (5) installing the curved inclined cylinder wall formwork.
The template installation sequence is that in order to facilitate the binding and positioning of the reinforcing steel bars, the template installation adopts the steps of firstly supporting the template on one inclined side, then supporting the other side template, temporarily splicing 2 templates in a stock yard into a group, arranging a temporary surrounding edge on the outer side, and connecting the temporary surrounding edge with a batten 4 on the back of the plywood into a whole by using a hook bolt 6 so as to be convenient for hoisting and safety, and arranging a temporary support after each template is hoisted in place. The inner die and the outer die are used, 18 screw rods are oppositely pulled, the left and right spacing is 500mm, the up and down spacing is 700mm, and the method for manufacturing the inclined cylinder die plate root is shown in figures 5 and 6.
And (3) template correction: after the template 1 is temporarily fixed after being installed, the intersection points of the lines with different angles and the arc lines are detected according to the method for measuring and setting the positioning points at the upper opening of the template 1, so that the position of the template is corrected.
(5) And supporting the curved inclined cylinder wall formwork.
A support system is formed by adopting a steel pipe scaffold to form an integral steel bent frame, and the integral steel bent frame bears horizontal load generated in the construction of an oblique structure, and especially considers the load on the top of the rigid inner bent frame generated by the inclination of a cylinder body and the pouring of concrete. The horizontal distance between the vertical rods and whether the double vertical rods are adopted are determined according to the specific conditions of the project. The rigid inner bent frame takes root on the floor slab 3 through the anchor ring.
Step four, pouring concrete:
and (3) supporting the plate-girder template on the part of the residual top plate, binding reinforcing steel bars, welding I-shaped steel brackets at the girder end, welding the I-shaped steel brackets with the longitudinal reinforcing steel bars of the girder, and pouring girder plate concrete.
The concrete of the curved inclined cylinder wall body is poured from an end point vertical to one inclined side and reversely carried out towards two ends, 4 vibrating rods are arranged at each pouring point, layered blanking and layered vibrating are carried out, each layer is 450mm, blanking is strictly forbidden once to be too much or feeding inclined plane pushing is concentrated at a certain point, the pouring is carried out by combining pumping concrete with a tower crane hopper, the concrete can be removed when the strength of the concrete reaches a design requirement value, watering maintenance is carried out immediately after a template is removed, a plastic film is used for wrapping, and a specially-assigned person is dispatched to the wall body for watering maintenance.
The foregoing description of the embodiments is provided to enable one of ordinary skill in the art to understand and apply the techniques herein, and it is to be understood that various modifications may be readily made to the embodiments, and that the general principles defined herein may be applied to other embodiments without the use of inventive faculty. Therefore, the present disclosure is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present disclosure.
Claims (5)
1. A construction method of a cast-in-place concrete curved-surface inclined cylinder structure is characterized by comprising the following construction steps:
step one, measurement and paying-off:
in the underground stage, according to building control points outside a foundation, a direction method or a straight line picking method by using a forward and backward mirror is adopted to throw a control line, the distance between the control line and an adjacent axis is checked, and the control line can be used after the error is found out;
step two, binding steel bars:
erecting a scaffold to form a rigid inner bent frame, binding vertical structural steel bars such as wall columns and the like in the curved-surface inclined cylinder structure 5, and binding the steel bars along the direction of the inserted bars due to the fact that the inclined angle is found when the inserted bars are reserved if the columns are inclined; if the wall is inclined, firstly, a template on the inclined side of the wall is supported, reinforcing steel bars are bound on the template, hidden inspection is carried out after binding is finished, an inner wall column template is supported, a column template is supported and erected at the bottom of a beam, a wall template is arranged at the bottom of a top plate, a beam opening is reserved, if the wall column is inclined, whether the position of the upper opening of the template is accurate is checked according to a line to ensure the inclination angle, the support is jacked on an inner bent frame, pre-inspection is carried out after the completion, inner wall column concrete is poured, the template can be removed when the concrete strength reaches a design required value, the strength value is determined by calculation of a design unit, the arc-shaped horizontal reinforcing steel bars of the wall are firstly processed into sample reinforcing steel bars according to an ellipse large sample line, construction is carried out according to the sample reinforcing steel bars in batches, an oval ladder reinforcing steel bar frame is pre-processed and manufactured in advance in order to fix the position of the upper, when the curved surface inclined cylinder wall body is constructed, a beam opening is reserved at the beam elevation as much as possible, an embedded part can be reserved at the beam elevation at the position where the beam opening cannot be reserved, a steel corbel is welded at the embedded part, and a steel bar is welded with the steel corbel;
step three, template support:
supporting a top plate template, binding beam plate reinforcing steel bars, reserving a top plate beam between an internal vertical structure and an outer curved surface inclined cylinder structure 5 for later construction, reserving embedded parts at beam column nodes, pouring beam plate concrete, supporting a template 1 at one inclined side of an outer wall of the curved surface inclined cylinder structure, binding reinforcing steel bars on the template 1, performing hidden inspection after finishing binding, supporting an outer wall template 1 of the other curved surface inclined cylinder structure 5, reserving a beam notch of the top plate beam, performing pre-inspection after finishing the wall template, pouring outer wall concrete of the curved surface inclined cylinder structure 5, and dismantling the template 1 when the concrete strength reaches a design requirement value, wherein the strength value is determined by calculation of a design unit;
step four, pouring concrete:
and (2) supporting and erecting a plate girder template of the rest top plate part, binding reinforcing steel bars, welding I-shaped steel brackets at the beam ends, welding the I-shaped steel brackets with longitudinal reinforcing steel bars of the beam, pouring beam plate concrete, pouring curved surface inclined cylinder wall concrete from an end point vertical to one inclined side, reversely pouring towards two ends, vibrating 4 vibrating rods at each pouring point, discharging in layers, vibrating in layers, keeping each layer at 450mm, strictly prohibiting excessive discharging at one time or concentrating the discharging inclined plane at a certain point for propelling, and pouring by adopting pump concrete combined with a tower crane hopper. The concrete can be removed when the strength of the concrete reaches the value of the design requirement, watering and curing are carried out immediately after the template is removed, the wall is wrapped by a plastic film, and a specially-assigned person is dispatched to water and cure the wall.
2. The construction method of the curved inclined cylinder structure of the cast-in-place concrete according to claim 1, characterized in that: the template adopts 18mm thick tectorial membrane veneer multiply wood, and every template design is wide 1.22mm, and the back fluting is bent into the folding face, and the rise between and the curve is controlled within 2 mm.
3. The construction method of the curved inclined cylinder structure of the cast-in-place concrete according to claim 1, characterized in that: the side line of the wall of the curved-surface inclined cylinder structure 5 is measured by a polar coordinate method, the measured points are on a curve, the distance between the measuring points is required to ensure that the connecting line of the measuring points and the depth of a theoretical curve is not more than 2mm, the positioning point of the upper opening of the template 1 is measured, after the inner row frame is erected, a platform is laid on the center position of the upper opening by a concrete slab, the platform is required to be horizontal, and the viewing port is required to be reserved at the position of the platform corresponding to the center point.
4. The construction method of the curved inclined cylinder structure of the cast-in-place concrete according to claim 1, characterized in that: the curved surface inclined cylinder wall formwork 1 is a laminated plywood with a film thickness of 18mm, each formwork is 1.22m wide, a groove is formed in the back of each formwork to be bent into a folded surface, the rise between the folded surface and the curved surface is controlled within 2mm, the steel pipes 2 with the attached formworks control the shape of the plate, the distance is along with the longitudinal distance of wall bolts, the vertical battens are 50mm multiplied by 100mm, the middle distance is 244mm, 48 steel pipes are formed into steel ridges with the distance of 700mm according to the radian, the 18 wall bolts are perpendicular to the wall surface, and the arrangement is according to the longitudinal distance of 700mm and the transverse distance of 500 mm.
5. The construction method of the curved inclined cylinder structure of the cast-in-place concrete according to claim 1, characterized in that: the template installation order is convenient for the reinforcement bar location, and the template installation adopts earlier to prop up the template of slope one side, props up another side form board again, and every two templates splice in the stock yard temporarily in groups, and the outside is established temporarily and is enclosed stupefied, and with gib head bolt 6 and plywood back flitch 4 be linked into an organic whole, should establish the temporary support after every template handling takes one's place, the screw rod is to drawing, and the interval is 500mm about, and the upper and lower interval is 700 mm.
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| CN201910835309.5A CN110700570A (en) | 2019-09-05 | 2019-09-05 | Construction method of cast-in-place concrete curved surface inclined cylinder structure |
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Cited By (4)
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| CN112096123A (en) * | 2020-07-21 | 2020-12-18 | 温州千筱建设有限公司 | Integrated process template house for building engineering construction and construction method thereof |
| CN112411882A (en) * | 2020-11-27 | 2021-02-26 | 上海宝冶集团有限公司 | Method for building ultrahigh and oversized space inclined cylindrical column |
| CN113202181A (en) * | 2021-06-16 | 2021-08-03 | 中建八局第四建设有限公司 | Simple and accurate manufacturing method of arc-shaped edge-sealing template |
| CN115446974A (en) * | 2022-09-13 | 2022-12-09 | 山东高速德建集团有限公司 | Diamond-section concrete super-heavy beam side support frame and using method thereof |
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| EP0807501A1 (en) * | 1996-05-15 | 1997-11-19 | Shinichi Nogami | Elongated, curved framework with a variable degree of curvature |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112096123A (en) * | 2020-07-21 | 2020-12-18 | 温州千筱建设有限公司 | Integrated process template house for building engineering construction and construction method thereof |
| CN112411882A (en) * | 2020-11-27 | 2021-02-26 | 上海宝冶集团有限公司 | Method for building ultrahigh and oversized space inclined cylindrical column |
| CN113202181A (en) * | 2021-06-16 | 2021-08-03 | 中建八局第四建设有限公司 | Simple and accurate manufacturing method of arc-shaped edge-sealing template |
| CN115446974A (en) * | 2022-09-13 | 2022-12-09 | 山东高速德建集团有限公司 | Diamond-section concrete super-heavy beam side support frame and using method thereof |
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