CN110206227A - A kind of superelevation column template reinforcing bar integral hoisting construction method - Google Patents
A kind of superelevation column template reinforcing bar integral hoisting construction method Download PDFInfo
- Publication number
- CN110206227A CN110206227A CN201910387876.9A CN201910387876A CN110206227A CN 110206227 A CN110206227 A CN 110206227A CN 201910387876 A CN201910387876 A CN 201910387876A CN 110206227 A CN110206227 A CN 110206227A
- Authority
- CN
- China
- Prior art keywords
- column
- reinforcing bar
- superelevation
- isolated footing
- corrugated steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
A kind of superelevation column template reinforcing bar integral hoisting construction method of the invention, step S1 pour isolated footing, and pre-buried multiple corrugated steel tubes in isolated footing, isolated footing maintenance is carried out, and reserved corrugated steel tube exceeds isolated footing surface 5mm-10mm, releases column mould dimension line；Step S2, production stirrup and welding positioning bar carry out welding positioning production and form steel reinforcement cage；Step S3 lifts steel reinforcement cage in advance, to judge the reinforcing bar of steel reinforcement cage bottom and the relative position accuracy of corrugated steel tube, and is molded using two pieces of C-shaped column moulds to steel reinforcement cage；Step S4 pours into high strength grout to pre-buried corrugated steel tube using sizing funnel；Step S5, at reinforcing bar cage hoisting to isolated footing, the bottom reinforcement bars of steel reinforcement cage are inserted into the pre- corrugated steel tube being embedded on isolated footing, are removed and are removed grouting material, and casting concrete is conserved.The superelevation column stiffness that the present invention pours is big, piece is few, and Forming Quality is excellent, and the present invention uses integral hoisting, and concentrated processing degree is high.
Description
Technical field
The present invention relates to technical field of building construction, apply more particularly, to a kind of superelevation column template reinforcing bar integral hoisting
Work method.
Background technique
In vertical supporting member reinforced concrete member be instantly using most load-bearing forms, and its sectional dimension compared with
In big super-high column concrete pouring construction, a big difficulty of primary concreting forming technique or concrete construction field.
It constructs according to traditional approach, needs to set up a large amount of scaffolds, and have more senior engineer's operation；Column is poured using conventional template
Body, piece is more, and superelevation column column bottom is easy swollen mould, and Forming Quality is difficult to control.
Most enterprise is carried out generally in the form of secondary pour when facing the concrete structure column of this kind of large size
Construction, this will propose exacting terms to the duration of construction and cost, in order to avoid the secondary generation poured, some enterprises
Device is poured using built-in, is laid before casting concrete, the process of operation is relative complex, although being able to solve certain
The problem of, but certain requirement also is proposed to the construction of template, and inconvenience is also brought to vibrating for concrete, it can not
It is really fully solved problem of this superelevation column on the duration of construction and cost, and separates the construction party that chip pours
Method, it will be able to the such problem of very good solution.
Summary of the invention
The present invention provides the superelevation column template that a kind of concentrated processing degree is high, environmentally protective and shaping strength is high, piece is few
Reinforcing bar integral hoisting construction method, to solve above, existing superelevation column installation is at high cost, it is not high to pour out superelevation column intensity
Technical problem.
According to an aspect of the present invention, a kind of superelevation column template reinforcing bar integral hoisting construction method is provided, including following
Step:
Step S1 pours isolated footing, and pre-buried multiple corrugated steel tubes in isolated footing, carries out isolated footing maintenance,
And reserved corrugated steel tube exceeds isolated footing surface 5mm-10mm, releases column mould dimension line；
Step S2, production stirrup and welding positioning bar carry out welding positioning production and form steel reinforcement cage；
Step S3 lifts steel reinforcement cage in advance, to judge the reinforcing bar of steel reinforcement cage bottom and the relative position of corrugated steel tube
Accuracy, and steel reinforcement cage is molded using two pieces of C-shaped column moulds；
Step S4 pours into high strength grout to pre-buried corrugated steel tube using sizing funnel；
Step S5, at reinforcing bar cage hoisting to isolated footing, the bottom reinforcement bars of steel reinforcement cage, which are inserted into, pre- is embedded in independent base
It in corrugated steel tube on plinth, removes and removes grouting material, casting concrete is conserved.
On the basis of above scheme preferably, in the step S1, it is clear to carry out de-oiling before pre-buried for the corrugated steel tube
It washes, and corrugated steel tube, when pre-buried, the misalignment of axe of the corrugated steel tube is less than 5mm.
On the basis of above scheme preferably, in the step S1, column mould dimension line unwrapping wire is being carried out to isolated footing
Condition is that the intensity of the isolated footing reaches 80% or more.
On the basis of above scheme preferably, in the step S2, when the production of steel reinforcement cage, the hoop in superelevation column bottom
Muscle is 30 centimeters bigger than the length and width of the stirrup in superelevation column side.
On the basis of above scheme preferably, the column mould mold before, the column mould need to be pre-processed.
On the basis of above scheme preferably, the pretreatment includes the sundries of removal column mould edge joint position, to the column mould
Inner surface progress surface is become rusty clearly, edible vegetable oil is handled, and in the stickup adhesive tape of column mould edge joint position, coats release agent to column mould inner surface.
On the basis of above scheme preferably, in the step S5,12h is conserved after concreting, in the strong of concrete
When degree is greater than or equal to 1.2Mpa, demoulding processing is carried out.
On the basis of above scheme preferably, during the demoulding, pedestal dismounting is first carried out, then fix in the two sides of column mould
Jack, while starting jack ejection column mould, then remove backform.
A kind of superelevation column template reinforcing bar integral hoisting construction method of the invention, has following excellent compared with prior art
Point:
1. rigidity is big, piece is few, Forming Quality is excellent
The column mould that the present invention is constituted using the C-shaped steel form of regularization, rigidity is big, with common wooden model or small-sized punching block ratio
Piece is few, it is ensured that concrete formation quality and impression quality, and reduce the cost of later period incrustation.
2. integral hoisting, concentrated processing degree is high
Template and reinforcing bar of the invention is completed the production and is assembled in concentrated processing area, scene only need complete lifting in place and
Verticality is corrected, reduces the workload at scene, accelerates construction progress.
3. reducing high-rise working amount, site safety is improved
Integral hoisting of the invention, template are fixed using four side drawknot of wirerope, set up scaffold without high-altitude；Concrete
When pouring, only needs a worker to operate in top operating platform, compare traditional construction technology, high-rise working amount greatly subtracts
It is few, reduce engineering safety risk.
4. punching block is revolving strong, environmentally protective
Column mould rigidity of the invention is big, is not easy to be lost, and the repetition number of turnover is more compared with conventional wooden model, can weigh after use
It is multiple to utilize, and residual value is higher.It is less to the consumption of resource compared to wooden model.
Detailed description of the invention
Fig. 1 is the process flow chart of superelevation column template reinforcing bar integral hoisting construction method of the invention.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", " clockwise ",
The orientation or positional relationship of instructions such as " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing
The present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two, unless otherwise restricted clearly.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
When performing the following operation, need to according to engineering drawing, size to superelevation column and reinforcing bar positioning, diameter and length,
Cushion cap short column absolute altitude, corrugated steel tube model and positioning and built-in length, reinforcing bar cage hoisting point, are consolidated with mold column mould dimension line
Fixed point, lifting reinforcing rib；Grouting material quantity, the grouting material including each grout hole avoid occurring grouting material mistake when reinforcing bar is in place
It is overflow more；And column foundation edge embedded bar pull ring, the position fixed for the drawknot of surrounding steel form are required to carry out quasi-
It really calculates, to obtain construction data.
Refering to Figure 1, the present invention provides a kind of superelevation column template reinforcing bar integral hoisting construction method, be according to
What upper design accounting size carried out comprising following steps:
Step S1 pours isolated footing, and pre-buried multiple corrugated steel tubes in isolated footing, carries out isolated footing maintenance,
And reserved corrugated steel tube exceeds isolated footing surface 5mm-10mm, releases column mould dimension line；
Step S2, production stirrup and welding positioning bar carry out welding positioning production and form steel reinforcement cage；
Step S3 lifts steel reinforcement cage in advance, to judge the reinforcing bar of steel reinforcement cage bottom and the relative position of corrugated steel tube
Accuracy, and steel reinforcement cage is molded using two pieces of C-shaped column moulds；
Step S4 pours into high strength grout to pre-buried corrugated steel tube using sizing funnel；
Step S5, at reinforcing bar cage hoisting to isolated footing, the bottom reinforcement bars of steel reinforcement cage, which are inserted into, pre- is embedded in independent base
It in corrugated steel tube on plinth, removes and removes grouting material, casting concrete is conserved.
In implementation steps S1, corrugated steel tube carries out de-oiling cleaning before pre-buried, and corrugated steel tube is when pre-buried, ripple
The misalignment of axe of steel pipe is less than 5mm.Forbid vibrating head to touch corrugated steel tube when concreting, prevent from being displaced and damages.In concrete
It is subjected to displacement in casting process if any corrugated steel tube, needs to correct in time.Zinc-plated corrugated steel tube bottom must block, to prevent
Concrete slurry enters corrugated steel tube, and temporary plugging is also answered at top.
Wherein, in step sl, in the intensity that the condition for carrying out column mould dimension line unwrapping wire to isolated footing is isolated footing
Reach 80% or more.The rubbish such as isolated footing surface concrete must be cleaned out, and must not have any foreign matter, rubbish in corrugated steel tube
Rubbish.
And in step s 2, when the production of steel reinforcement cage, hoop of the stirrup in superelevation column bottom than being in superelevation column side
The length and width of muscle is 30 centimeters big, and when lifting in place, the leading device to hole of angle muscle of stirrup can serve and draw orientation direction
It should be noted that in order to ensure architectural effect, column mould mold before, column mould need to be pre-processed.
Pretreatment of the invention includes the sundries of removal column mould edge joint position, is become rusty clearly to the inner surface progress surface of column mould, edible vegetable oil processing, and
In the stickup adhesive tape of column mould edge joint position, release agent is coated to column mould inner surface, with conveniently stripped processing.
Wherein, in the step S5,12h is conserved after concreting, is greater than or equal in the intensity of concrete
When 1.2Mpa, demoulding processing is carried out.
In the present invention during demoulding, pedestal dismounting is first carried out, then in the fixed jack in the two sides of column mould, start simultaneously
Jack ejects column mould, then removes backform, to will not destroy its overall structure during to ensure demoulding.
A kind of superelevation column template reinforcing bar integral hoisting construction method of the invention, has following excellent compared with prior art
Point:
1. rigidity is big, piece is few, Forming Quality is excellent
The column mould that the present invention is constituted using the C-shaped steel form of regularization, rigidity is big, with common wooden model or small-sized punching block ratio
Piece is few, it is ensured that concrete formation quality and impression quality, and reduce the cost of later period incrustation.
2. integral hoisting, concentrated processing degree is high
Template and reinforcing bar of the invention is completed the production and is assembled in concentrated processing area, scene only need complete lifting in place and
Verticality is corrected, reduces the workload at scene, accelerates construction progress.
3. reducing high-rise working amount, site safety is improved
Integral hoisting of the invention, template are fixed using four side drawknot of wirerope, set up scaffold without high-altitude；Concrete
When pouring, only needs a worker to operate in top operating platform, compare traditional construction technology, high-rise working amount greatly subtracts
It is few, reduce engineering safety risk.
4. punching block is revolving strong, environmentally protective
Column mould rigidity of the invention is big, is not easy to be lost, and the repetition number of turnover is more compared with conventional wooden model, can weigh after use
It is multiple to utilize, and residual value is higher.It is less to the consumption of resource compared to wooden model.
Finally, the present processes are only preferable embodiment, it is not intended to limit the scope of the present invention.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (8)
1. a kind of superelevation column template reinforcing bar integral hoisting construction method, which comprises the following steps:
Step S1 pours isolated footing, and pre-buried multiple corrugated steel tubes in isolated footing, carries out isolated footing maintenance, and pre-
It stays corrugated steel tube beyond isolated footing surface 5mm-10mm, releases column mould dimension line；
Step S2, production stirrup and welding positioning bar carry out welding positioning production and form steel reinforcement cage；
Step S3 lifts steel reinforcement cage in advance, with judge steel reinforcement cage bottom reinforcing bar and corrugated steel tube relative position it is accurate
Property, and steel reinforcement cage is molded using two pieces of C-shaped column moulds；
Step S4 pours into high strength grout to pre-buried corrugated steel tube using sizing funnel；
Step S5, at reinforcing bar cage hoisting to isolated footing, the bottom reinforcement bars of steel reinforcement cage are inserted into pre- be embedded on isolated footing
Corrugated steel tube in, remove and remove grouting material, casting concrete conserved.
2. a kind of superelevation column template reinforcing bar integral hoisting construction method as described in claim 1, which is characterized in that in the step
In rapid S1, the corrugated steel tube carries out de-oiling cleaning before pre-buried, and corrugated steel tube is when pre-buried, the axis of the corrugated steel tube
Line deviation is less than 5mm.
3. a kind of superelevation column template reinforcing bar integral hoisting construction method as claimed in claim 2, which is characterized in that in the step
It is that the intensity of the isolated footing reaches 80% or more carrying out the condition of column mould dimension line unwrapping wire to isolated footing in rapid S1.
4. a kind of superelevation column template reinforcing bar integral hoisting construction method as described in claim 1, which is characterized in that in the step
In rapid S2, when the production of steel reinforcement cage, length and width of the stirrup in superelevation column bottom than the stirrup in superelevation column side
It is 30 centimeters big.
5. a kind of superelevation column template reinforcing bar integral hoisting construction method as described in claim 1, which is characterized in that the column mould
Carry out before molding, the column mould need to be pre-processed.
6. a kind of superelevation column template reinforcing bar integral hoisting construction method as claimed in claim 5, which is characterized in that the pre- place
Reason includes the sundries of removal column mould edge joint position, is become rusty clearly to the inner surface progress surface of the column mould, edible vegetable oil processing, and spell in column mould
Stickup adhesive tape at seam coats release agent to column mould inner surface.
7. a kind of superelevation column template reinforcing bar integral hoisting construction method as described in claim 1, which is characterized in that in the step
In rapid S5,12h is conserved after concreting, when the intensity of concrete is greater than or equal to 1.2Mpa, carries out demoulding processing.
8. a kind of superelevation column template reinforcing bar integral hoisting construction method as claimed in claim 7, which is characterized in that the demoulding
In the process, pedestal dismounting is first carried out, then in the fixed jack in the two sides of column mould, while starts jack ejection column mould, then remove
Backform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910387876.9A CN110206227A (en) | 2019-05-10 | 2019-05-10 | A kind of superelevation column template reinforcing bar integral hoisting construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910387876.9A CN110206227A (en) | 2019-05-10 | 2019-05-10 | A kind of superelevation column template reinforcing bar integral hoisting construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110206227A true CN110206227A (en) | 2019-09-06 |
Family
ID=67785992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910387876.9A Pending CN110206227A (en) | 2019-05-10 | 2019-05-10 | A kind of superelevation column template reinforcing bar integral hoisting construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110206227A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302255A (en) * | 2020-10-28 | 2021-02-02 | 中建三局第二建设工程有限责任公司 | Frame column inverted insertion combined system and construction method |
| CN113338537A (en) * | 2021-05-26 | 2021-09-03 | 中国五冶集团有限公司 | Construction method of ultrahigh large-section concrete frame column |
| CN113431320A (en) * | 2021-06-29 | 2021-09-24 | 中建八局第四建设有限公司 | Construction method of novel horizontal constraint-free independent vertical supporting column mold |
| CN114737752A (en) * | 2022-03-23 | 2022-07-12 | 浙江欣捷建设有限公司 | Ultrahigh column pre-spliced steel mould and integral installation and construction method thereof |
| CN115012651A (en) * | 2022-06-29 | 2022-09-06 | 中冶建工集团有限公司 | Construction method for large-section turnover formwork small platform |
| CN115246052A (en) * | 2021-12-16 | 2022-10-28 | 李俊 | Simplified ore crusher feed opening light rail welding method |
| CN117574523A (en) * | 2024-01-16 | 2024-02-20 | 安徽吾兴新材料有限公司 | Concrete cylindrical member minimum hooping rate calculation method based on high-strength spiral hooping |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061580U (en) * | 1990-03-31 | 1990-09-05 | 中国建筑第一工程局 | Shuttering device for lifting removal form of box-type building member |
| CN203639049U (en) * | 2013-12-12 | 2014-06-11 | 中铁五局集团第一工程有限责任公司 | Concrete T beam hydraulic demoulding device |
| CN106032692A (en) * | 2015-11-06 | 2016-10-19 | 广州容联建筑科技有限公司 | Integral pouring molding construction method for reinforced concrete column |
| CN107116674A (en) * | 2017-06-30 | 2017-09-01 | 中交第航务工程局有限公司 | A kind of jack form removal method of T-shaped beam monoblock type template |
| CN207620368U (en) * | 2017-11-24 | 2018-07-17 | 杨众 | The big punching block of class square column |
| CN109487955A (en) * | 2018-02-13 | 2019-03-19 | 浙江中成建工集团有限公司 | A kind of precast concrete column in-situ cast-in-place construction method |
-
2019
- 2019-05-10 CN CN201910387876.9A patent/CN110206227A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061580U (en) * | 1990-03-31 | 1990-09-05 | 中国建筑第一工程局 | Shuttering device for lifting removal form of box-type building member |
| CN203639049U (en) * | 2013-12-12 | 2014-06-11 | 中铁五局集团第一工程有限责任公司 | Concrete T beam hydraulic demoulding device |
| CN106032692A (en) * | 2015-11-06 | 2016-10-19 | 广州容联建筑科技有限公司 | Integral pouring molding construction method for reinforced concrete column |
| CN107116674A (en) * | 2017-06-30 | 2017-09-01 | 中交第航务工程局有限公司 | A kind of jack form removal method of T-shaped beam monoblock type template |
| CN207620368U (en) * | 2017-11-24 | 2018-07-17 | 杨众 | The big punching block of class square column |
| CN109487955A (en) * | 2018-02-13 | 2019-03-19 | 浙江中成建工集团有限公司 | A kind of precast concrete column in-situ cast-in-place construction method |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302255A (en) * | 2020-10-28 | 2021-02-02 | 中建三局第二建设工程有限责任公司 | Frame column inverted insertion combined system and construction method |
| CN113338537A (en) * | 2021-05-26 | 2021-09-03 | 中国五冶集团有限公司 | Construction method of ultrahigh large-section concrete frame column |
| CN113431320A (en) * | 2021-06-29 | 2021-09-24 | 中建八局第四建设有限公司 | Construction method of novel horizontal constraint-free independent vertical supporting column mold |
| CN115246052A (en) * | 2021-12-16 | 2022-10-28 | 李俊 | Simplified ore crusher feed opening light rail welding method |
| CN114737752A (en) * | 2022-03-23 | 2022-07-12 | 浙江欣捷建设有限公司 | Ultrahigh column pre-spliced steel mould and integral installation and construction method thereof |
| CN115012651A (en) * | 2022-06-29 | 2022-09-06 | 中冶建工集团有限公司 | Construction method for large-section turnover formwork small platform |
| CN115012651B (en) * | 2022-06-29 | 2024-05-28 | 中冶建工集团有限公司 | Construction method for large-section turnover formwork small platform |
| CN117574523A (en) * | 2024-01-16 | 2024-02-20 | 安徽吾兴新材料有限公司 | Concrete cylindrical member minimum hooping rate calculation method based on high-strength spiral hooping |
| CN117574523B (en) * | 2024-01-16 | 2024-03-26 | 安徽吾兴新材料有限公司 | Concrete cylindrical member minimum hooping rate calculation method based on high-strength spiral hooping |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110206227A (en) | A kind of superelevation column template reinforcing bar integral hoisting construction method | |
| CN106677069B (en) | A kind of construction method of bridge pier integral formwork support one-shot forming structure | |
| CN105887685A (en) | Railway high pier body template and scaffold integrated turnover formwork segmental construction method | |
| CN205604088U (en) | But bent cap quick adjustment support | |
| CN102900024B (en) | Using method for overturning die plate for large-scale concrete structure and | |
| CN108118890A (en) | Walling body template system and its erection method to be poured in shear force wall deformation slit | |
| CN110396937A (en) | The asynchronous construction of hollow thin-walled high pier binder pier beam | |
| CN110512524A (en) | A kind of bridge pier column safe construction method | |
| CN110878522B (en) | Main tower lower cross beam construction system and construction method | |
| CN110805259A (en) | Integral steel platform formwork equipment for synchronous construction and construction method | |
| CN102733604A (en) | Reusable overhanging scaffold embedded ring and construction method thereof | |
| CN106285002A (en) | Cast-in-place walls difference of height tool-type hoisting die construction method | |
| CN114368696A (en) | Pre-buried construction method for tower crane wall-attached wall-connecting piece | |
| CN205636497U (en) | Pier shaft template and operation platform integration system | |
| CN112554070A (en) | Bridge upright post bracket-free construction method | |
| CN105155843A (en) | Construction method and construction device of constructional columns | |
| CN206553938U (en) | Bridge pier integral formwork support one-shot forming structure | |
| CN101537660A (en) | Process for assembling and disassembling flexible FRP (=Fiberglass-Reinforced Plastic) cylindrical formwork | |
| CN109555021A (en) | It is a kind of without pre-buried, movable continuous beam 0# block bracket | |
| CN108005400A (en) | A kind of construction method of existing building structure integral replacement | |
| CN108331343A (en) | The construction method of Cantilever Beams and aluminum alloy mould plate lap-joint | |
| CN208870403U (en) | Large form moves back modular system | |
| CN112681730A (en) | Prefabricated formwork column and machining method thereof | |
| CN206503377U (en) | A kind of movable railing of steel trestle | |
| CN209323388U (en) | Bridge breaking joint formwork of protecting wall tooling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190906 |