CN111535578A - Mounting process of template of cast-in-place structure - Google Patents
Mounting process of template of cast-in-place structure Download PDFInfo
- Publication number
- CN111535578A CN111535578A CN202010383390.0A CN202010383390A CN111535578A CN 111535578 A CN111535578 A CN 111535578A CN 202010383390 A CN202010383390 A CN 202010383390A CN 111535578 A CN111535578 A CN 111535578A
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- Prior art keywords
- formwork
- template
- wall
- cast
- installation
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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
- E04G11/08—Forms, which are completely dismantled after setting of the concrete and re-built for next pouring
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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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/04—Connecting or fastening means for metallic forming or stiffening elements, e.g. for connecting metallic elements to non-metallic elements
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G2017/008—Pin and hole connection type
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a mounting process of a template of a cast-in-place structure, which comprises the following steps: the invention provides a process for installing a template with a cast-in-place structure, which replaces wood with steel, saves wood resources, is made of thin-wall section steel, replaces steel pipes and square wood in the traditional formwork supporting process, prolongs the service life of materials, saves the wood resources, is simple and convenient to construct, adopts a socket and pin type for forming a shear wall external corner formwork system, is simple and convenient to install and disassemble, has high construction speed, can effectively improve the working efficiency compared with the traditional formwork supporting process, has high strength, rigidity and stability of the template, has higher strength and rigidity of the template body, has good stability, improves the concrete pouring quality and can improve the forming effect of the shear wall external corner.
Description
Technical Field
The invention relates to the technical field of template installation of a cast-in-place structure, in particular to an installation process of a template of a cast-in-place structure.
Background
Along with the continuous development of national economy, the traditional wood-like steel pipe supporting technology generates a die explosion due to the overlarge distance between purlins, especially when the rigidity of a template is poor, the distance between split bolts of a wall template is overlarge, when the specification of the bolt is overlarge, the die expansion and die explosion are generated, the number of template pull rods is insufficient, and concrete vibrating pull rod screws are broken off, so that the template is exploded, the distance between beam and column template clamps is overlarge, the number of unclamped templates or pull rod bolts is insufficient, and a local template cannot bear the lateral pressure generated during concrete vibrating, and the local die explosion is generated. The cost of performing the post-drilling repair is high. The later plastering construction progress is influenced, the traditional formwork supporting process cannot meet the quality requirements of the majority of building construction units, the external corner forming quality of the shear wall is improved, and the phenomenon that the traditional formwork is leaked and expands is avoided. Through using the customized profile steel external corner lock to improve shear force wall concrete shaping quality, satisfy any shear wall structure of the demand of various construction schemes and all can use, do not worry its condition that can not adapt to individual not compound die at all, use shear force wall external corner lock to support the cast in situ concrete shear force wall external corner structure of putting up out, whole effect is pleasing to the eye, and the wall body roughness is high, reaches the architectural survey of present high standard strict requirement. In addition, the green and environment-friendly product characteristics of the shear wall external corner lock accord with the development of the modern building industry in China in a large direction, and can bring good public praise and social benefits and certain economic benefits for use units and developers.
The inventor of this application discovers, steel pipe and the square timber that most adopt in the current traditional formwork technology come as main material, can a large amount of extravagant timber resources to the process of construction is comparatively complicated, will lead to the efficiency reduction of construction like this, and the intensity and the rigidity of traditional formwork technology template are all lower, and consequently stability is relatively poor, the quality of reduction concrete placement that like this can be great.
Disclosure of Invention
The invention aims to provide an installation process of a template of a cast-in-place structure, and aims to solve the problems that steel pipes and square timbers which are mostly adopted in the traditional formwork supporting process are used as main materials, so that a large amount of timber resources are wasted, the construction process is complicated, the construction efficiency is reduced, the strength and the rigidity of the traditional formwork supporting process are low, the stability is poor, and the concrete pouring quality is greatly reduced.
The invention is realized by the following steps:
a mounting process of a template of a cast-in-place structure comprises the following steps: selection and preparation, post template installation, wall template installation of external corner lock, the post template installation includes: checking before installation, installing a column template, checking diagonal lines and length difference, installing a column hoop, comprehensively checking and correcting, integrally fixing and compensating a column head; the wall form installation order includes: the method comprises the steps of formwork pre-formwork checking, formwork supporting, steel bar binding, split bolt mounting, side formwork mounting, formwork position correction, split water bolt fastening, external corner lock fixing and comprehensive checking.
Furthermore, the selection and manufacturing steps of the male corner lock comprise establishment of a male corner lock installation construction scheme, design scheme planning and assembly of a male corner lock tool, and machining of a conversion joint.
Furthermore, a door and window template and an embedded part are placed before the wall template is installed, a limiting reinforcing steel bar is welded according to the thickness of the wall body, the limiting reinforcing steel bar of the basement outer wall is forbidden to be communicated with the inside and the outside, and the main reinforcing steel bar of the wall body cannot be blown.
Further, the before-formwork inspection comprises: and cleaning sundries in the wall, wherein side lines of the pop-up wall and the template are lines, axes are marked at large angles of the outer wall, and a mortar leveling layer is made or a sponge strip is pasted at the lower opening of the template to prevent mortar leakage.
Further, the installation process of the side template comprises the following steps: the formwork installation starts from the middle of the outer formwork so as to ensure the accuracy of the overall dimension and the verticality of the building, a split bolt welded with water stop can be penetrated after the formwork on one side is erected, and then the formwork on the other side is erected in place and adjusted to be aligned with a through-wall bolt hole for fixing.
Further, the column form and the wall form should be uniformly coated with a release agent before installation.
Furthermore, the template joints should be treated during formwork erection, and double-sided adhesive tapes are used for adhering the panel joints.
And further, after concrete pouring is finished, actually measured actual measurement data detection is carried out.
Compared with the prior art, the invention has the beneficial effects that: the invention has the characteristics of reasonable design and simple operation, provides the mounting process of the template with the cast-in-place structure, replaces wood with steel, saves wood resources, adopts thin-wall section steel to manufacture the external corner lock, replaces steel pipes and square wood in the traditional template supporting process, prolongs the service life of materials, saves the wood resources, has simple and convenient construction, adopts a socket and a pin type for forming an external corner template system of the shear wall, is simple and convenient to install and disassemble, has high construction speed, can effectively improve the working efficiency compared with the traditional template supporting process, has high strength and rigidity of the template, good stability, greatly improves the concrete pouring quality, and can improve the external corner forming effect of the shear wall.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is an overall flow diagram of the apparatus of the present invention;
FIG. 2 is a flow chart of the column formwork installation of FIG. 1;
fig. 3 is a flow chart of the installation of the wall form shown in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1, 2 and 3, an installation process of a formwork of a cast-in-place structure includes the following steps: selection and preparation, post template installation, wall template installation of external corner lock, the post template installation includes: checking before installation, column formwork installation, checking diagonal lines, length difference, column hoop installation, comprehensive checking and correction, integral fixation and column head compensation, wherein the column formwork adopts a plywood with the thickness of 18mm, a vertical bar with the thickness of 50 multiplied by 2.5mm is adopted, the column hoop uses a section steel male corner lock, the formwork is prepared according to the section size of a column, a column and a beam interface are adopted for column formwork slotting, a beam bottom and a side formwork are connected with a slot edge, a splicing seam is tight, and a wood square column is tightly pressed by a wood square column, the column formwork reinforcement adopts a steel back edge hoop, every 450mm is one, whether the column formwork is smooth or not is checked before installation, if the column formwork is uneven, a layer of cement paste (with the thickness of 10-20 mm) is added outside a lower opening of the formwork so as to avoid slurry leakage when concrete is poured, and the installation: checking before the formwork, reinforcement, installation split bolt, side form installation, proofreading and correct the template position, fastening split water bolt, external corner lock is fixed and comprehensive inspection, the selection and the preparation step of external corner lock are planned to be assembled including the establishment and the external corner lock instrument design scheme of external corner lock installation construction scheme, still include the processing of conversion festival, door and window template and built-in fitting have been placed earlier before the wall form installation, and weld spacing reinforcing bar according to wall thickness, the spacing reinforcing bar of basement outer wall is inside and outside forbids the UNICOM, nevertheless should pay attention to can not burn off wall body owner muscle, the check before the formwork includes: to the interior debris of wall clearance, the sideline and the template that pop out the wall just are the line, and the axis should be marked out to the outer wall wide-angle to make the mortar screed-coat or paste the sponge strip through mouthful under the template in order to prevent to leak thick liquid, the side form board installation does: the formwork installation starts from the middle of the outer formwork to ensure the accuracy of the external dimension and the verticality of the building, the split bolt welded with water stop can be penetrated after the formwork on one side is erected, the formwork on the other side is erected in place and adjusted to be aligned with the through hole of the wall bolt for fixing, the release agent is uniformly coated before the column formwork installation and the wall formwork installation, the formwork splicing seams are processed when the formwork is erected, the panel splicing seams are pasted by double-sided adhesive tapes, and the actual measurement data detection is carried out after the concrete pouring is finished. Light in weight, easy operation, the life who has improved the material can repeat many times the turnover utilization, accords with green's product characteristics, can carry out debugging and quality control strictly according to design drawing and actual measurement installation accessory data, and the structure housing engineering is cut to adaptable each frame simultaneously, and the external corner preparation: and (3) extending a hook head bolt into the gap in the middle of the longer cross bar, hooking an iron hook on a hook point of the inner bar, and fastening by using a nut. The external corner lock is pinned on a longer one of two cross bars intersected at an external corner by a positioning lock pin, a screw jackscrew is used for jacking the end of the cross bar with a pre-placed U-shaped gasket until the cross bar is tightly jacked by rotating the jackscrew, the external corner lock is used for reinforcing the external corner of a shear wall, one pin is used for jacking one pin, two parts of the external corner lock quickly finish the reinforcement of the external corner, the problem of loosening and deformation in the traditional external corner reinforcement is completely avoided, the ninety corners of the external corner are ensured, in the actual installation process, accessories are firmly installed and inserted, supporting surfaces under a strut and an inclined strut are leveled and tamped, and have enough stress area, the bottom surfaces of a wall template and a column template are leveled, the lower end of the wall template is leveled to be close to and level with a positioning reference which is made in advance, when the template is continuously installed on the wall and the column, the template has reliable supporting points, the flatness of the template is corrected, the strength of a lower floor structure can bear an upper, when supporting and newly casting the weight of the concrete, the supporting system can be carried out, otherwise, the supporting system of the lower floor structure can not be removed, the upper and lower supporting columns are on the same vertical line, the external corner lock supporting system must be provided with a temporary fixing facility in the installation process to prevent the concrete from overturning strictly, after the supporting columns are completely installed, the horizontal support and the vertical cross support are added in time along the transverse direction and the longitudinal direction and are firmly fixed with the supporting columns, the template installation must be changed strictly according to the construction design progress of the template, the strength of the lower floor structure can be carried out when the supporting system can bear the weight of the upper template, the supporting and the newly cast concrete, otherwise, the supporting system of the lower floor structure can not be removed, the upper and lower supporting columns are on the same vertical line, the template and the supporting system thereof must be provided with the temporary fixing facility in the installation process to prevent the concrete from overturning strictly, the supporting should be carried out according to the construction process, and, the next procedure is not needed, and when the column formwork is erected, a construction layer is required to be built. The scaffold boards are tightly paved, protective railings are arranged on the outer sides of the scaffold boards, the scaffold boards cannot stand on column templates to operate and walk on beam templates, the scaffold boards are not allowed to climb up and down by using pull rod supports, when wall templates are installed, the scaffold boards are assembled in two mutually perpendicular directions from the inner corners and the outer corners, steel connecting pieces of the connecting templates need to be alternately installed in the positive direction and the negative direction, the templates on the two sides of the same wall need to be simultaneously combined to ensure the stability of the templates during installation, strong wind of more than five grades needs to stop the installation work of the templates, after the steel supporting templates are installed, the concrete can be poured after inspection and acceptance needs to be checked, the content of the acceptance bill needs to be quantized, environmental protection measures need to be taken in the construction process, the implementation condition of on-site green construction needs to be evaluated according to the regulations of the green construction evaluation standard of the building engineering in the current national standard, improved measures are taken, the site planning is carried out scientifically and reasonably, and the processing area and the finished product stacking area are reasonably arranged. Finished products and semi-finished products are arranged strictly according to a general construction plan, and a safety civilized construction signboard is arranged to establish a corresponding construction environmental sanitation management organization, and strictly comply with relevant environmental protection laws, regulations and regulations issued by national and local governments in the engineering construction process. According to the green construction standard of building engineering, green construction is actively promoted, and a ledger and a list for maintaining mechanical equipment, limiting and receiving materials and recycling construction wastes are established on a construction site. The protection measures should be formulated for the storage and transportation of engineering materials and mechanical equipment, the materials and the mechanical equipment used in the construction process should be rain-proof and deformation-proof, the waste materials are stacked in a concentrated manner, the fireproof measures are made, the construction materials should be long and not short, the recycling of reinforced materials is realized, the materials are saved, and the advanced environment-friendly machinery is preferably selected. Strong noise machinery electric saw etc. will suitably seal, reduce the noise to peripheral influence, harden the construction site road to regularly sprinkling to current road in fine day, prevent that dust from flying upward, pollute all ring edge borders, the construction operation face keeps clean and tidy, forbids to abandon construction rubbish at will strictly, accomplishes civilized construction, actual building case benefit analysis: the construction area of each floor of each building constructed in the first period of the Fugang Convergence square is about 800 square meters, each building (34 floors) is locked by external corners to be about 13 tons, each ton is 6200 yuan, each building totals 80600 yuan, according to the application condition of the current novel steel external corner lock market, each building only needs one set of steel to replace a batten, each set of steel support main keel can continuously construct 6 buildings, and the cost of each building is about 7200 yuan; the total cost of each building is about 87800 yuan.
The device obtained by the design can basically meet the use of the mounting process of the template of the cast-in-place structure, but the designer further improves the device with the aim of further improving the function.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A mounting process of a template of a cast-in-place structure comprises the following steps:
selection and manufacture of a male corner lock, column template installation and wall template installation, and is characterized in that,
the column formwork installation includes: checking before installation, installing a column template, checking diagonal lines and length difference, installing a column hoop, comprehensively checking and correcting, integrally fixing and compensating a column head;
the wall form installation order includes: the method comprises the steps of formwork pre-formwork checking, formwork supporting, steel bar binding, split bolt mounting, side formwork mounting, formwork position correction, split water bolt fastening, external corner lock fixing and comprehensive checking.
2. The process for installing a formwork of a cast-in-place structure according to claim 1, wherein the steps of selecting and manufacturing the male corner lock comprise establishing a male corner lock installation construction scheme and a male corner lock tool design scheme to be assembled, and further comprise machining a conversion joint.
3. The process for installing the formwork of the cast-in-place structure according to claim 2, wherein the door and window formwork and the embedded parts are placed before the wall formwork is installed, the limiting reinforcing steel bars are welded according to the thickness of the wall, the connection between the inner part and the outer part of the limiting reinforcing steel bars of the outer wall of the basement is forbidden, but the main reinforcing steel bars of the wall cannot be blown.
4. A process of installing a formwork for a cast-in-place structure as claimed in claim 3, wherein the pre-formwork inspection comprises: and cleaning sundries in the wall, wherein side lines of the pop-up wall and the template are lines, axes are marked at large angles of the outer wall, and a mortar leveling layer is made or a sponge strip is pasted at the lower opening of the template to prevent mortar leakage.
5. The process for installing the formwork of the cast-in-place structure according to claim 4, wherein the installation process of the side formwork comprises the following steps: the formwork installation starts from the middle of the outer formwork so as to ensure the accuracy of the overall dimension and the verticality of the building, a split bolt welded with water stop can be penetrated after the formwork on one side is erected, and then the formwork on the other side is erected in place and adjusted to be aligned with a through-wall bolt hole for fixing.
6. The process of installing a form of a cast-in-place structure according to claim 5, wherein the post form and the wall form are uniformly coated with a release agent before installation.
7. The process for installing the formwork of a cast-in-place structure according to claim 6, wherein the formwork should be treated in the process of erecting the formwork, and double-sided adhesive tapes are used for adhering the joints of the formwork.
8. The process for installing the formwork of the cast-in-place structure according to claim 7, further comprising performing actual measurement data detection after concrete pouring is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010383390.0A CN111535578A (en) | 2020-05-08 | 2020-05-08 | Mounting process of template of cast-in-place structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010383390.0A CN111535578A (en) | 2020-05-08 | 2020-05-08 | Mounting process of template of cast-in-place structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111535578A true CN111535578A (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010383390.0A Withdrawn CN111535578A (en) | 2020-05-08 | 2020-05-08 | Mounting process of template of cast-in-place structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115217327A (en) * | 2022-05-31 | 2022-10-21 | 浙江城建建设集团有限公司 | Construction method and template for actual measurement result system in stage of improving main structure |
-
2020
- 2020-05-08 CN CN202010383390.0A patent/CN111535578A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115217327A (en) * | 2022-05-31 | 2022-10-21 | 浙江城建建设集团有限公司 | Construction method and template for actual measurement result system in stage of improving main structure |
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Application publication date: 20200814 |