CN105926857A - Prefabricated pier and application of prefabricated pier to high-rise reversed beam overhanging scaffold construction - Google Patents
Prefabricated pier and application of prefabricated pier to high-rise reversed beam overhanging scaffold construction Download PDFInfo
- Publication number
- CN105926857A CN105926857A CN201610302966.XA CN201610302966A CN105926857A CN 105926857 A CN105926857 A CN 105926857A CN 201610302966 A CN201610302966 A CN 201610302966A CN 105926857 A CN105926857 A CN 105926857A
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- China
- Prior art keywords
- prefabricated
- stub
- prefabricated pier
- reversed beam
- construction
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- 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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
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- 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
The invention relates to the technical field of building construction, in particular to a prefabricated pier and application of the prefabricated pier to high-rise reversed beam overhanging scaffold construction. The prefabricated pier is a rectangular block made of reinforced concrete. Four sleeves are pre-buried in the block and perpendicular to the lower surface of the block, and the lower ends of the sleeves are arranged on the lower surface. The prefabricated pier can be manufactured through formworks and is convenient to prefabricate outside a site, construction time can be effectively shortened, and working aloft is reduced. The prefabricated pier provides a balance point for erecting of I-steel, and the I-steel can be erected on the upper portion of a reversed beam. The problem of difficult dismantling in the later period is also solved through fixed-size prefabrication, and the engineering cost is lowered due to repeated utilization; and by prefabrication in advance or repeated utilization, enough strength is achieved while required, the safety is higher than that of cast in situ, and the construction period is shortened.
Description
Technical field
The present invention relates to technical field of building construction, on high level, particularly carry out downwards the construction of scaffold building.
Background technology
Generally the scaffold of building is to start from ground upwards to set up, but if desired for when the top of formed skyscraper is safeguarded or transforms, as upwards set up scaffold from ground, then need plenty of time and material, and cost of labor, it is unfavorable for effective reduction of duration.Therefore, the form of construction work of existing employing builder's jack in industry, i.e. in the upper end of building, use the mode outwards encorbelmented, from up to down set up scaffold.
The periphery that skyscraper has is pure flat top, the overwhelming majority is then provided with the reversed beam of the terrace certain altitude exceeding big of flat-top in periphery, in this case, it is impossible to directly by the basic I-steel horizontal positioned of builder's jack, this will directly affect follow-up scaffold building.For the horizontal positioned of optimized integration I-steel, prior art is constructed for high-rise reversed beam builder's jack two ways:
Mode one: the part reversed beam interferenceed with the basic I-steel of horizontal positioned is removed, cuts off the reversed beam of this part, but, this construction party rule causes the overall structure of reversed beam, and the integrally-built destruction in various degree of building.
Mode two: make through hole in part reversed beam bottom, make basis I-steel can pass corresponding through hole, with the purpose placing basis I-steel that is up to the standard, but, through hole is offered required precision height by this kind of construction method, and inconvenience is constructed, simultaneously, this construction method will also result in the overall structure of reversed beam, and the integrally-built destruction in various degree of building.
Summary of the invention
The present invention seeks to propose a kind of do not destroy building overall structure, the overall structure of reversed beam is injured prefabricated stub little, that can be used in high-rise reversed beam builder's jack construction.
Prefabricated stub of the present invention is the rectangular blocks being made up of armored concrete, pre-buried four sleeve pipes in described block, and each sleeve pipe is the most vertical with the lower surface of described block, and, the lower end of each sleeve pipe is respectively provided with on the lower surface.
During actual application, can make the height of the prefabricated stub of the present invention according to anti-depth of beam, the present invention can use template to make, convenient the most prefabricated, can effectively save the engineering time, save work high above the ground.
In order to improve the stability of connection, to prevent the bolt being nested with wherein from tearing open curved, it is simple to the later stage dismantles, and the upper end of each sleeve pipe of the present invention is respectively above the upper surface of described block.
Carrying for convenience, mount and dismount, be also beneficial to realize beating easily prefabricated stub putting down gently, protect prefabricated stub integrated intensity, improve self service life, the present invention also connects a pair handle at the upper surface of described block.
Another mesh of the present invention is the application proposing above prefabricated stub in high-rise reversed beam builder's jack construction.
Prefabricated stub is positioned on terrace, on terrace four pre-embedded bolts are made to pass in four sleeve pipes respectively, above prefabricated stub, place basis I-steel with reversed beam upper horizontal, then pass through to be nested with the pressing plate on four pre-embedded bolts and basis I-steel is fixedly connected on above prefabricated stub by nut.
By four pre-buried sleeve pipes, prefabricated stub can be fixed with terrace respective point position well, to guarantee that basis thereon I-steel is up to the standard and the most stable fixing.Owing to the present invention uses prefabricated stub by padded for the local of terrace to the most highly consistent with reversed beam, it is not necessary to reversed beam to be carried out partial dismantling or through hole processed so that basic I-steel is able to horizontal positioned, be anchored at prefabricated stub, plate face tightly by nut together with.
The present invention uses prefabricated stub to set up offer equilibrium point for I-steel, and setting up offer for I-steel on reversed beam top may.Also solve, by scale is prefabricated, the problem that later stage dismounting is difficult, reduce construction costs by recycling；By the most prefabricated or reuse, the most form sufficient intensity, more also saved the duration for safety than cast-in-place.
The present invention solves high-rise reversed beam builder's jack construction Difficulties, it is ensured that the one-shot forming of reversed beam construction, the intensity solving the armored concrete that reversed beam secondary pours and the problem declined service life.
The present invention can improve efficiency, reduction of erection time, decreases scaffold and installs the time about 10, protects environment; energy-saving and emission-reduction, and guarantee quality and the performance of building, improve the globality of building; the difficulty reduce component processing, installing, improves the quality that component is installed, and shortens the set-up time etc..
Reversed beam builder's jack support I-steel pad is set part and carries out prefabricated by the present invention, shortens the scaffold building cycle.
The present invention uses prefabricated section to reach sufficient intensity in use, increases the safety of engineering.Prefabricated section is reused, and saves engineering cost.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of prefabricated stub.
Fig. 2 is that the A-A of Fig. 1 is to cut-away view.
Fig. 3 is the application schematic diagram of prefabricated stub.
Detailed description of the invention
One, prefabricated stub:
1, measure reversed beam and exceed the height of terrace to determine the height of prefabricated stub.
2, by installing template, tying up the reinforcing bar of the prefabricated stub in hole in template, fix four sleeve pipes, two semi-circular handles in a template, then carry out concreting, then through maintenance, form removal, obtain prefabricated stub.
Two, prefabricated post pier structure:
As shown in Figure 1, 2, prefabricated stub is a rectangular blocks 1, pre-buried four sleeve pipes 2 in block 1, each sleeve pipe 2 is the most vertical with the lower surface 1-1 of block 1, and, the lower end of each sleeve pipe 2 is separately positioned on lower surface 1-2, and the upper end of each sleeve pipe 2 is respectively above the upper surface 1-2 of block.
A pair handle 3 is connected at the upper surface 1-2 of block 1.
Three, prefabricated stub application in high-rise reversed beam builder's jack construction:
Extract one piece of prefabricated stub by handle 3, by the upper surface 1-2 of block 1 upward, and four sleeve pipes 2 are directed at one by one four pre-embedded bolts 4 on terrace, make on terrace four pre-embedded bolts 4 pass in four sleeve pipes 2 respectively, make prefabricated stub be positioned on terrace.
Above the upper surface 1-2 of block 1, place basis I-steel 6 with reversed beam 5 upper horizontal, then pass through to be nested with the pressing plate 7 on four pre-embedded bolts 4 and basis I-steel 6 is fixedly connected on above prefabricated stub by nut 8.
It is connected fixing with reversed beam for the other end of basis I-steel 6 by pre-embedded bolt 9, pressing plate 10 and the nut 11 in reversed beam again.
As shown in Figure 2.
Four, implement:
A certain enterprise's production & marketing room projects, framework eight layers on the ground, B1, overall floorage about 8646m2, use builder's jack construction speed of the present invention than the time originally having saved 10%, saving construction cost about 60,000 yuan, it is ensured that the integrity of main body, saved the time for overhanging scaffold erection, decreased the waste of concrete, saved cost.
Claims (4)
- The most prefabricated stub, it is characterised in that: described prefabricated stub is the rectangular blocks being made up of armored concrete, pre-buried four sleeve pipes in described block, and each sleeve pipe is the most vertical with the lower surface of described block, and, the lower end of each sleeve pipe is respectively provided with on the lower surface.
- The most prefabricated stub, it is characterised in that: the upper end of each sleeve pipe is respectively above the upper surface of described block.
- Prefabricated stub the most according to claim 1 or claim 2, it is characterised in that: the upper surface at described block connects a pair handle.
- The prefabricated stub the most as claimed in claim 1 application in high-rise reversed beam builder's jack construction, it is characterized in that: prefabricated stub is positioned on terrace, on terrace four pre-embedded bolts are made to pass in four sleeve pipes respectively, above prefabricated stub, place basis I-steel with reversed beam upper horizontal, then pass through to be nested with the pressing plate on four pre-embedded bolts and basis I-steel is fixedly connected on above prefabricated stub by nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610302966.XA CN105926857A (en) | 2016-05-10 | 2016-05-10 | Prefabricated pier and application of prefabricated pier to high-rise reversed beam overhanging scaffold construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610302966.XA CN105926857A (en) | 2016-05-10 | 2016-05-10 | Prefabricated pier and application of prefabricated pier to high-rise reversed beam overhanging scaffold construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105926857A true CN105926857A (en) | 2016-09-07 |
Family
ID=56835453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610302966.XA Pending CN105926857A (en) | 2016-05-10 | 2016-05-10 | Prefabricated pier and application of prefabricated pier to high-rise reversed beam overhanging scaffold construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105926857A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113622338A (en) * | 2021-07-09 | 2021-11-09 | 沈阳昊林交通设施有限公司 | Stable and easily-detachable type guideboard for prefabricated cement pier and construction method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2335174A1 (en) * | 1973-07-11 | 1975-01-30 | Heinrich Scheele | Clamp for fastening an overhanging beam on a concrete slab - a fixing bracket bent from steel strip is embedded into the concrete |
| US20080110124A1 (en) * | 2006-11-13 | 2008-05-15 | Buse Jay | Apparatus and method for interlocking blocks |
| CN201420310Y (en) * | 2009-06-09 | 2010-03-10 | 中天建设集团有限公司天津分公司 | Pre-buried crimping rack for mounting overhanging steel beam |
| CN102733604A (en) * | 2012-07-12 | 2012-10-17 | 中国建筑第八工程局有限公司 | Reusable overhanging scaffold embedded ring and construction method thereof |
| CN102864795A (en) * | 2012-10-19 | 2013-01-09 | 重庆大学 | Light steel factory post foundation suitable for sedimentation of filled-in ground and construction method |
| CN103938845A (en) * | 2013-12-25 | 2014-07-23 | 浙江城建建设集团有限公司 | Anchor device for cantilever beam of cantilever scaffold and construction method |
| CN203795943U (en) * | 2014-04-14 | 2014-08-27 | 苏州金螳螂建筑装饰股份有限公司 | Temporary power utilization moving device |
| CN204266571U (en) * | 2014-11-25 | 2015-04-15 | 中建四局第一建筑工程有限公司 | A kind of builder's jack i iron pre-embedded device |
| CN204571265U (en) * | 2015-02-10 | 2015-08-19 | 中建八局第一建设有限公司 | A kind of reusable pre-buried anchor ring |
| CN204876525U (en) * | 2015-08-27 | 2015-12-16 | 中交第一公路工程局有限公司 | On turn over girder construction with outrigger support of encorbelmenting |
-
2016
- 2016-05-10 CN CN201610302966.XA patent/CN105926857A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2335174A1 (en) * | 1973-07-11 | 1975-01-30 | Heinrich Scheele | Clamp for fastening an overhanging beam on a concrete slab - a fixing bracket bent from steel strip is embedded into the concrete |
| US20080110124A1 (en) * | 2006-11-13 | 2008-05-15 | Buse Jay | Apparatus and method for interlocking blocks |
| CN201420310Y (en) * | 2009-06-09 | 2010-03-10 | 中天建设集团有限公司天津分公司 | Pre-buried crimping rack for mounting overhanging steel beam |
| CN102733604A (en) * | 2012-07-12 | 2012-10-17 | 中国建筑第八工程局有限公司 | Reusable overhanging scaffold embedded ring and construction method thereof |
| CN102864795A (en) * | 2012-10-19 | 2013-01-09 | 重庆大学 | Light steel factory post foundation suitable for sedimentation of filled-in ground and construction method |
| CN103938845A (en) * | 2013-12-25 | 2014-07-23 | 浙江城建建设集团有限公司 | Anchor device for cantilever beam of cantilever scaffold and construction method |
| CN203795943U (en) * | 2014-04-14 | 2014-08-27 | 苏州金螳螂建筑装饰股份有限公司 | Temporary power utilization moving device |
| CN204266571U (en) * | 2014-11-25 | 2015-04-15 | 中建四局第一建筑工程有限公司 | A kind of builder's jack i iron pre-embedded device |
| CN204571265U (en) * | 2015-02-10 | 2015-08-19 | 中建八局第一建设有限公司 | A kind of reusable pre-buried anchor ring |
| CN204876525U (en) * | 2015-08-27 | 2015-12-16 | 中交第一公路工程局有限公司 | On turn over girder construction with outrigger support of encorbelmenting |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113622338A (en) * | 2021-07-09 | 2021-11-09 | 沈阳昊林交通设施有限公司 | Stable and easily-detachable type guideboard for prefabricated cement pier and construction method thereof |
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Application publication date: 20160907 |
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