CN112627512A - Supporting and reinforcing method for special-shaped component with clean water curved surface of oblique beam and oblique column - Google Patents
Supporting and reinforcing method for special-shaped component with clean water curved surface of oblique beam and oblique column Download PDFInfo
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- CN112627512A CN112627512A CN202011422077.XA CN202011422077A CN112627512A CN 112627512 A CN112627512 A CN 112627512A CN 202011422077 A CN202011422077 A CN 202011422077A CN 112627512 A CN112627512 A CN 112627512A
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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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
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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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
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- Engineering & Computer Science (AREA)
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- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
A method for supporting and reinforcing a profiled member with a clean water curved surface of an oblique beam and an oblique column is characterized by comprising the following steps: a. b, positioning and paying off on a foundation layer surface, c, positioning along with a vertical rod below, erecting a support body on the upper portion, d, erecting the support body to a certain height below the elevation of the bottom of the oblique beam or the bottom of the oblique column, e, repeating the steps c-d, completing the erection of templates at the bottom of the oblique beam and the oblique column, f, reinforcing the bottom of the oblique beam, the side of the oblique beam or the oblique column by back jacking, and g, integrally reinforcing all the oblique beams and the oblique columns in the same pouring area. The method for supporting and reinforcing the inclined beam and the inclined column clear water curved surface special-shaped component has the advantages of convenience in erection, good control of space construction, safety of a framework system, good integral reinforcement of a clear water concrete structure, suitability for a standard inclined beam and an inclined column component with a straight surface, convenience in adjustment due to the erection of a formwork of the curved clear water concrete inclined beam and the inclined column, simplicity in operation of the reinforcing system, and capability of directly depending on a full-space support for reinforcement.
Description
Technical Field
The invention relates to erection of a building support frame body, in particular to a method for supporting and reinforcing a curved surface special-shaped component of an oblique beam and an oblique column.
Background
In a large-scale stadium, the stand part needs to adopt the sloping member as the bearing support structure of stand, and in the accessory structure area, the architect has also designed a large amount of batter post structures for guaranteeing space requirement and architectural effect requirement, and, to the pursuit of concrete clear water effect, these sloping, batter post are the clear water concrete member of no decorative finish layer. At present, in the formwork construction, the construction unit mainly adopts fastener formula scaffold frame to carry out nature template support and sets up and consolidate, because the existence of steel pipe fastener material defect itself to carry out fixed connection through fastener etc. it is great that the control such as member interval, stride is changed by the human factor, has the potential safety hazard of atress inequality, and set up at will to consolidate the member, causes the serious waste of material, consolidate not in place and also can cause the deformation of structure, influence the final effect of building.
Therefore, the known supporting and reinforcing method for the sloping beam and the sloping column clear water curved surface special-shaped component has various inconveniences and problems.
Disclosure of Invention
The invention aims to provide a safe and reliable supporting and reinforcing method for an inclined beam and inclined column clear water curved surface special-shaped component.
In order to achieve the purpose, the technical solution of the invention is as follows:
a method for supporting and reinforcing a profiled member with a clean water curved surface of an oblique beam and an oblique column is characterized by comprising the following steps:
a. before the support frame body is erected, the treatment of the support frame body foundation is completed, and the cleanness and tidiness of a structural surface of a concrete structure floor slab are ensured; paving broken stones on the natural foundation ground, and pouring a 150mmC20 concrete cushion layer on the broken stones;
b. positioning and paying off on the surface of the base layer, popping up a vertical rod positioning line of the support frame body, positioning the vertical rod, adjusting the position of the base and coiling and buckling a vertical rod member on the first layer;
c. positioning along with the vertical rods below, erecting a support frame body at the upper part, and additionally arranging connecting cross rods, inclined rods and horizontal cross braces along with the erection according to the step pitch requirement;
d. erecting a frame body to a certain height below the elevation of the beam bottom or the column bottom, additionally arranging vertical rods with corresponding modulus of disc buckles according to the condition of the spacing height, and matching with adjustable jacking supports and internal supporting main beams of the jacking supports to carry out height adjustment, so that the height of a formwork at the position of a beam positioning point can be consistent with the height of the beam bottom; the horizontal rods at the topmost layer under the oblique beam and the column bottom die are additionally arranged and extend to the distance between two spans of the vertical rods at the outer side;
e. repeating the step c-d, completing the erection of the beam and column bottom templates, then binding beam reinforcing steel bars, and erecting beam and column side templates;
f. the method comprises the following steps of performing template back-jacking reinforcement on a beam bottom beam side or a column after the beam and column steel bars are bound and the beam and column are reinforced, adjusting back jacking by adopting a steel pipe fastener and an adjustable jacking, connecting a back-jacking rod piece to a disc buckle full-hall support upright rod through at least two fasteners, and rechecking the cross section of the beam and column after the template back jacking is finished so as to prevent deformation caused by improper back jacking of the template or over-limit back jacking of the template;
g. and repeating the steps, integrally reinforcing all the oblique beams and the oblique columns in the same pouring area, and performing concrete pouring construction after reinforcement is completed.
The method for supporting and reinforcing the special-shaped component with the clean water curved surface of the oblique beam and the oblique column can be further realized by adopting the following technical measures.
In the method, when the support frame body is erected, if a high-low span structural slab region or a floor slab surface has a slight height difference, the height of the support frame body needs to be adjusted by adopting an adjustable base, so that the connecting cross rod on each upright rod can be pulled and tied on the same horizontal plane.
In the method, in the erection process of the frame body, the vertical rods, the horizontal rods, the diagonal rods and the horizontal cross braces of the frame body are all erected at the same time, and subsequent supplement and erection cannot be independently performed, so that the deformation of the whole frame body is caused.
In the method, the support frame bodies of the inclined columns and the beam bottoms and the full hall frame bodies around are separately erected, and the vertical rods among the blocks are connected and tied on the same horizontal plane through the cross rods during erection, so that the aspect ratio of the integral beam is ensured to meet the standard requirement in space.
In the method, the vertical rods are all disc buckling vertical rods, the cross rods are disc buckling cross rods in a conventional area, the cross rods adopted in the block connecting area are disc buckling cross rods, and steel pipes are adopted for replacement when the modulus does not meet the requirement.
In the method, the main beam in the top support of the support frame can be determined according to the inclination and the load of the beam and the column, for the beam and the column with overlarge inclination and load, the form of top support and back top I-shaped steel is adopted, and the horizontal contact surface of the I-shaped steel is added to the corresponding small beam at the bottom of the beam and column template.
In the method, the back-jacking reinforcing rods are all steel pipe rods matched with jacking supports for use, the distance between the back-jacking rod pieces is correspondingly controlled, the back-jacking rod pieces at the bottoms of the beams and the columns are perpendicular to the inclined planes of the beams and the columns, the side-mold back-jacking rod pieces are perpendicular to the side faces of the beams and the columns, the adjustable jacking supports are adjusted to be stable, and the appropriate tightness ensures the requirements on the section size of the beams and columns.
After the technical scheme is adopted, the method for supporting and reinforcing the special-shaped component with the clean water curved surface of the oblique beam and the oblique column has the following advantages:
1. the construction is convenient, the space construction is well controlled, the architecture system is safer, and the whole clear water concrete structure has good operability;
2. the formwork erection device is effective for the erection of formwork support systems of various inclined beams and inclined columns, and is suitable for the erection of standard straight inclined beam and inclined column members and the formwork erection of curved-surface bare concrete inclined beams and inclined columns;
3. the regulation is convenient, and the easy operation of reinforcement system can directly rely on full hall support to consolidate.
Drawings
FIG. 1 is a schematic view of a supporting and reinforcing system of a sloping beam structure according to an embodiment of the present invention;
fig. 2 is a schematic view of a supporting and reinforcing system of the inclined column water cleaning member according to the embodiment of the invention.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
Example 1
Referring to fig. 1 and 2, fig. 1 is a schematic view of a supporting and reinforcing system of an inclined beam fair-faced structural member according to an embodiment of the present invention, and fig. 2 is a schematic view of a supporting and reinforcing system of an inclined column fair-faced structural member according to an embodiment of the present invention.
The invention relates to a method for supporting and reinforcing a special-shaped component with a clean water curved surface of an oblique beam and an oblique column, which comprises the following steps:
a. before the support frame body is erected, the treatment of the support frame body foundation is completed, and the cleanness and tidiness of a structural surface of a concrete structure floor slab are ensured; paving broken stones on the natural foundation ground, and pouring a 150mmC20 concrete cushion layer on the broken stones;
b. positioning and paying off on the surface of the base layer, popping up a vertical rod positioning line of the support frame body, positioning the vertical rod, adjusting the position of the base and coiling and buckling a vertical rod member on the first layer;
c. positioning along with the vertical rods below, erecting a support frame body at the upper part, and additionally arranging connecting cross rods, inclined rods and horizontal cross braces 3 along with the erection according to the step pitch requirement;
d. erecting a frame body to a certain height below the elevation of the beam bottom or the column bottom, additionally arranging vertical rods with corresponding modulus of disc buckles according to the condition of the spacing height, and matching with adjustable jacking supports and internal supporting main beams of the jacking supports to carry out height adjustment, so that the height of a formwork at the position of a beam positioning point can be consistent with the height of the beam bottom; the horizontal rods at the topmost layer under the oblique beam and the column bottom die are additionally arranged and extend to the distance between two spans of the vertical rods at the outer side;
e. repeating the step c-d, completing the erection of the beam and column bottom templates, then binding beam reinforcing steel bars, and erecting beam and column side templates;
f. the method comprises the following steps of performing template back-jacking reinforcement on a beam bottom beam side or a column after the beam and column steel bars are bound and the beam and column are reinforced, adjusting back jacking by adopting a steel pipe fastener and an adjustable jacking, connecting a back-jacking rod piece to a disc buckle full-hall support upright rod through at least two fasteners, and rechecking the cross section of the beam and column after the template back jacking is finished so as to prevent deformation caused by improper back jacking of the template or over-limit back jacking of the template;
g. and repeating the steps, integrally reinforcing all the oblique beams and the oblique columns in the same pouring area, and performing concrete pouring construction after reinforcement is completed.
The method for supporting and reinforcing the special-shaped component with the clean water curved surfaces of the oblique beams and the oblique columns has the advantages that when a supporting frame body is erected during starting, if a high-low span structural plate area or a slight height difference exists in a floor plate surface, the height of the supporting frame body needs to be adjusted by adopting the adjustable base, and the connecting cross rod on each vertical rod can be pulled and connected on the same horizontal plane. In the process of erecting the frame body on the bearing platform 4 of the structural bottom plate area, the vertical rod, the horizontal rod, the diagonal rod and the horizontal cross brace 3 of the frame body are erected at the same time, and subsequent supplement and erection can not be carried out independently, so that the overall deformation of the frame body is caused. The support body of dish knot bracing 5, batter post, beam bottom and full hall support body all around are separately set up, and the pole setting between every district will be connected the drawknot on same horizontal plane through the horizontal pole when setting up, forms wholly in the space and guarantees that aspect ratio satisfies the standard requirement. The pole setting is the dish and detains pole setting 2, and the horizontal pole is the dish in conventional region and detains horizontal pole 1, and the horizontal pole that adopts in block connection area adopts the dish to detain the horizontal pole, adopts the steel pipe to replace when the modulus can not satisfy the requirement. The main beam in the supporting frame top support can be determined according to the inclination and the load of the beam and the column, for the beam and the column with overlarge inclination and load, the form of top support back-supporting I-shaped steel is adopted, and the horizontal contact surface of the I-shaped steel is added to the corresponding small beam at the bottom of the beam template and the column template. The back-jacking reinforcing rods are all steel pipe rods matched with jacking supports for use, the distance between back-jacking rod pieces is controlled correspondingly, the back-jacking rod pieces at the bottoms of the beams and the columns are perpendicular to inclined planes of the beams and the columns, the back-jacking rod pieces at the side molds are perpendicular to the side surfaces of the beams and the columns, the adjustable jacking supports are adjusted to be stable, and the requirements on the cross section size of the beams and the columns are met due to proper tightness.
The invention has substantive characteristics and obvious technical progress, and the method for supporting and reinforcing the inclined beam and the inclined column clear water curved surface special-shaped component
The method for supporting and reinforcing the special-shaped curved surface components of the oblique beams and the oblique columns is applied to stadiums of sports centers in Quzhou city and accessory facility projects thereof, has obvious effect, can be suitable for erecting stand fair-faced concrete oblique beams and structural fair-faced oblique columns with various inclination angles, has low requirement on the condition of a base layer due to the erection of a frame body, is convenient to erect and control and adjust, and is convenient for on-site arrangement and erection construction of transverse rods and vertical rods with fixed modulus.
The above embodiments are provided only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes or modifications without departing from the spirit and scope of the present invention. Accordingly, all equivalents are intended to fall within the scope of the invention, which is defined in the claims.
Claims (7)
1. A method for supporting and reinforcing a profiled member with a clean water curved surface of an oblique beam and an oblique column is characterized by comprising the following steps:
a. before the support frame body is erected, the treatment of the support frame body foundation is completed, and the cleanness and tidiness of a structural surface of a concrete structure floor slab are ensured; paving broken stones on the natural foundation ground, and pouring a 150mmC20 concrete cushion layer on the broken stones;
b. positioning and paying off on the surface of the base layer, popping up a vertical rod positioning line of the support frame body, positioning the vertical rod, adjusting the position of the base and coiling and buckling a vertical rod member on the first layer;
c. positioning along with the vertical rods below, erecting a support frame body at the upper part, and additionally arranging connecting cross rods, inclined rods and horizontal cross braces along with the erection according to the step pitch requirement;
d. erecting a frame body to a certain height below the elevation of the beam bottom or the column bottom, additionally arranging vertical rods with corresponding modulus of disc buckles according to the condition of the spacing height, and matching with adjustable jacking supports and internal supporting main beams of the jacking supports to carry out height adjustment, so that the height of a formwork at the position of a beam positioning point can be consistent with the height of the beam bottom; the horizontal rods at the topmost layer under the oblique beam and the column bottom die are additionally arranged and extend to the distance between two spans of the vertical rods at the outer side;
e. repeating the step c-d, completing the erection of the beam and column bottom templates, then binding beam reinforcing steel bars, and erecting beam and column side templates;
f. the method comprises the following steps of performing template back-jacking reinforcement on a beam bottom beam side or a column after the beam and column steel bars are bound and the beam and column are reinforced, adjusting back jacking by adopting a steel pipe fastener and an adjustable jacking, connecting a back-jacking rod piece to a disc buckle full-hall support upright rod through at least two fasteners, and rechecking the cross section of the beam and column after the template back jacking is finished so as to prevent deformation caused by improper back jacking of the template or over-limit back jacking of the template;
g. and repeating the steps, integrally reinforcing all the oblique beams and the oblique columns in the same pouring area, and performing concrete pouring construction after reinforcement is completed.
2. The method for supporting and reinforcing the inclined beam and the inclined column clear water curved surface special-shaped component as claimed in claim 1, wherein when the supporting frame body is erected, if a high-low span structural slab area or a slight height difference exists on a floor slab surface, the height of the supporting frame body needs to be adjusted by an adjustable base, so that the connecting cross rods on each vertical rod can be pulled and connected on the same horizontal plane.
3. The method for supporting and reinforcing the inclined beam and the inclined column clear water curved surface special-shaped component as claimed in claim 1, wherein in the process of erecting the frame body, the vertical rod, the horizontal rod, the inclined pull rod and the horizontal cross brace of the frame body are erected at the same time, and subsequent supplement and erection cannot be independently carried out, so that the deformation of the whole frame body is caused.
4. The method for supporting and reinforcing the inclined beam and the inclined column clear water curved surface special-shaped component as claimed in claim 1, wherein the support frame bodies of the inclined column and the beam bottom and the full frame bodies around are separately erected, and when the support frame bodies are erected, the vertical rods among the blocks are connected and pulled on the same horizontal plane through the cross rods, so that the whole space is formed to ensure that the width-to-height ratio meets the specification requirements.
5. The method for supporting and reinforcing the inclined beam and the inclined column clear water curved surface special-shaped component as claimed in claim 1, wherein the vertical rods are all disc buckling vertical rods, the cross rods are all disc buckling cross rods in a conventional area, the cross rods adopted in a block connecting area are disc buckling cross rods, and steel pipes are adopted for replacement when the modulus does not meet the requirements.
6. The method for supporting and reinforcing the inclined beam and inclined column clear water curved surface special-shaped component according to claim 1, wherein a main beam in a supporting frame top support can be determined according to the inclination and the load of the beam and the column, for the beam and the column with overlarge inclination and load, a top support back-jacking I-shaped steel form is adopted, and an I-shaped steel horizontal contact surface is added to a small beam at the bottom of a corresponding beam and column template.
7. The method for supporting and reinforcing the inclined beam and inclined column clear water curved surface special-shaped component according to claim 1, wherein the back-propping reinforcing rods are all steel pipe rods matched with jacking rods for use, the distance between the back-propping rod pieces is correspondingly controlled, the back-propping rod pieces at the bottom of the beam and the column are perpendicular to the inclined surfaces of the beam and the column, the back-propping rod pieces at the side mold are perpendicular to the side surfaces of the beam and the column, the adjustable jacking rods are required to be adjusted stably, and the tightness is proper to ensure the requirements on the section size of the beam and the column.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011422077.XA CN112627512A (en) | 2020-12-08 | 2020-12-08 | Supporting and reinforcing method for special-shaped component with clean water curved surface of oblique beam and oblique column |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011422077.XA CN112627512A (en) | 2020-12-08 | 2020-12-08 | Supporting and reinforcing method for special-shaped component with clean water curved surface of oblique beam and oblique column |
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| CN112627512A true CN112627512A (en) | 2021-04-09 |
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| CN202011422077.XA Pending CN112627512A (en) | 2020-12-08 | 2020-12-08 | Supporting and reinforcing method for special-shaped component with clean water curved surface of oblique beam and oblique column |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047615A (en) * | 2021-05-17 | 2021-06-29 | 上海宝冶集团有限公司 | Method for supporting and reinforcing bare concrete batter post and upper beam plate through one-time construction |
| CN114575638A (en) * | 2022-03-21 | 2022-06-03 | 中天建设集团有限公司 | Bowl-shaped structure construction process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047615A (en) * | 2021-05-17 | 2021-06-29 | 上海宝冶集团有限公司 | Method for supporting and reinforcing bare concrete batter post and upper beam plate through one-time construction |
| CN114575638A (en) * | 2022-03-21 | 2022-06-03 | 中天建设集团有限公司 | Bowl-shaped structure construction process |
| CN114575638B (en) * | 2022-03-21 | 2023-06-23 | 中天建设集团有限公司 | Bowl-shaped structure construction procedure |
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