CN108867406A - A kind of construction method for being applicable in base-supporting Hanging Basket closure segment and quickly positioning - Google Patents
A kind of construction method for being applicable in base-supporting Hanging Basket closure segment and quickly positioning Download PDFInfo
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- CN108867406A CN108867406A CN201810610653.XA CN201810610653A CN108867406A CN 108867406 A CN108867406 A CN 108867406A CN 201810610653 A CN201810610653 A CN 201810610653A CN 108867406 A CN108867406 A CN 108867406A
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- hanging basket
- base
- construction
- supporting hanging
- closure segment
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/10—Cantilevered erection
Abstract
Type of the present invention belongs to the technical field of lower pressure-bearing type cradle construction, when in order to solve the construction of base-supporting Hanging Basket closure segment, Hanging Basket cannot be moved disposably quickly positions this problem in place and accurately, the present invention provides a kind of construction methods for being applicable in base-supporting Hanging Basket closure segment and quickly positioning, after the complete adjacent two sections of continuous beam sections of pouring construction, integral forward lead is carried out to base-supporting Hanging Basket using sliding slot, then carries out closure segment construction, sliding slot, which is fixed on, has poured continuous beam beam face；The main couple rear end of the base-supporting Hanging Basket is equipped with the traveling wheel closely connected with continuous beam beam body flange plate bottom surface, and the rear upper beam two sides of base-supporting Hanging Basket are provided with two sets of slides that can be slid forward along the chute.Suspention bed die system is added at the preceding lower beam of base-supporting Hanging Basket simultaneously, suspention bed die system is suspended directly in midair by main couple by pre-buried hole, and preceding upper beam directly can be removed individually, closure segment construction can disposably be completed by realizing that Hanging Basket bed die system is not removed.
Description
Technical field
Type of the present invention belongs to the technical field of lower pressure-bearing type cradle construction, and in particular to a kind of applicable base-supporting Hanging Basket closes up
The construction method that section quickly positions.
Background technique
The construction of Hanging Basket cantilever pouring is also known as Di Weidake construction, because its use cradle construction structure simple, reasonable stress and
Primary movement makes cast-in-place cantilever method application most in place, without setting up the advantages that bracket does not interfere under-clearance and normal traffic
It is extensive.Hanging Basket has developed into numerous kinds as the capital equipment of outstanding filling method construction, common to be with diamond shape, trigonometric decomposition
It is main, it is deck type cradle structure principle, with regard to current Hanging Basket for the application in Construction of continuous beam, the use of base-supporting Hanging Basket
It is extremely rare.Base-supporting Hanging Basket bed die, internal model suspension system are adjusted fixation by the way that crossbeam is arranged above main couple front end,
The crossbeam position height and beam body top plate are almost the same, and in closure segment construction, Hanging Basket could move forward after crossbeam must be removed, horizontal
Bed die system is also removed therewith when beam is removed, and closure segment template assembles time-consuming and laborious, accurate positioning difficulty again and increases.Deck type
Hanging Basket positions side form by adjusting plug-in crossbeam fining twisted steel, and base-supporting Hanging Basket is only by adjusting rear upper beam anchor
Solid point and main couple rear fulcrum can be accurately positioned Hanging Basket side form.How to solve Hanging Basket and disposably closes up and shorten mould
Accurately quick positioning time becomes Hanging Basket design problem to be solved to plate.
Summary of the invention
When type of the present invention is to solve the construction of base-supporting Hanging Basket closure segment, Hanging Basket cannot disposably move in place and accurate
Quickly position this problem, the present invention provides a kind of closure segment construct improved method, a kind of quick positioning auxiliary device of Hanging Basket,
Upper beam, which must be removed, before when solving the construction of existing Hanging Basket closure segment causes bed die system to be removed therewith, side form positions and walk scanning frequency
Slow problem is spent, reaches and accelerates Hanging Basket positioning progress, improve Construction of continuous beam work efficiency, while reducing Hanging Basket and being removed because of rod piece and being existed
Fall, the security risk that Hanging Basket topples and because position it is slow due to influence work efficiency the problem of.
The present invention adopts the following technical scheme that：
A kind of construction method for being applicable in base-supporting Hanging Basket closure segment and quickly positioning, in the complete adjacent two sections of continuous beam sections of pouring construction
Afterwards, integral forward lead is carried out to base-supporting Hanging Basket using sliding slot, then carries out closure segment construction, sliding slot, which is fixed on, has poured continuous beam beam
Face；The main couple rear end of the base-supporting Hanging Basket is equipped with the traveling wheel closely connected with continuous beam beam body flange plate bottom surface, and base-supporting is hung
The rear upper beam two sides of basket are provided with two sets of slides that can be slid forward along the chute.
Base-supporting hanging basket main truss end, the preceding pre-buried hole of upper beam opposite position are equipped with pre-buried hole,
Suspention bed die system is added at the preceding lower beam of base-supporting Hanging Basket, keeps suspention bed die system direct by main couple by pre-buried hole
Suspention, and preceding upper beam directly can be removed individually, and closure segment can disposably be completed and apply by realizing that Hanging Basket bed die system is not removed
Work.
The process of base-supporting Hanging Basket integral forward lead is：
Sliding slot is fixed on expansion bolt and has poured continuous top surface of the beam to having poured completion section by Forward sliding slot；
The fixed support of inner and outer template is unclamped, the fixed spiral top in loose main couple rear is contacted by travelling wheel with beam body, main couple is because of day
Flat Force principle is detached from base-supporting Hanging Basket front end and beam body；
Jack is placed in rear upper beam bottom, gradually unclamps the two sides fining twisted steel of upper beam after fixing, upper cross after taking-up
Bearing beam below beam, external mold template rear and beam body are detached from, and recycle support hydraulic pressure jack, Hanging Basket is made integrally to fall within runner position,
Template is completed to be detached from and the conversion of Hanging Basket stress system；
Upper beam fixes fining twisted steel after taking-up, slides Hanging Basket forward using hydraulic jack, after being slid onto next segment,
Bearing beam is installed at rear upper beam support, fining twisted steel, adjustment fining twisted steel and main couple spiral top is worn, makes hanging basket formwork
Template is adjusted in place with preceding upper beam suspention bed die system, formwork bracing system, completes integral translation and the mould of Hanging Basket by positioning
Plate is fixed, and segment reinforced concrete construction is carried out.
The main couple of the base-supporting Hanging Basket forms integrated suspension system, main truss using the method for C-shaped hook and rear upper beam
The hydraulic jack for adjusting left and right sides C-shaped hook is equipped between frame and C-shaped hook.
The present invention can effectively solve due to base-supporting Hanging Basket because structure designs, upper beam and beam body segment top plate phase before Hanging Basket
Conflict, in closure segment construction, Hanging Basket cannot be moved disposably in place, must be removed to preceding upper beam rod piece and bed die system,
Construction efficiency substantially reduces；It needs to install again after removing because of Hanging Basket bed die system, increases template system and lift fixed, essence again
The difficulty for determining position reduces Hanging Basket self stability；By using advanced auxiliary hydraulic device, improve suspended basket with
The problems such as setting accuracy and work efficiency, improves Hanging Basket self structure safety and integral construction work efficiency.
The present invention has following features：
First：Increase automation hydraulic system in hanging basket main truss, c-type ditch position, realizes the accurately and fast fixed of Hanging Basket and template
Position；
Second：Upper beam and main truss rack position add reserving hole before hanging basket main truss, increase in preceding lower beam opposite position
Add bed die suspension system, closure segment can be passed through by realizing that bed die system is not removed, carry out closure segment construction.
Detailed description of the invention
Fig. 1 is the accurate fast-positioning device side schematic view of type of the present invention；
Fig. 2 is the accurate fast-positioning device front schematic view of type of the present invention；
Fig. 3 is that lower pressure-bearing type Hanging Basket closes up section apparatus improvement front；
Fig. 4 is the construction flow chart of base-supporting Hanging Basket；
In figure：Upper beam after 1-, 2-C shape hook, upper beam before 3-, 4- continuous beam beam body, 5- bearing beam, 6- main couple, the front lower cross of 7-
Beam suspension system, 9- travelling wheel, 10- main truss spiral top, 11- main truss hydraulic jack, 12-C shape hook spiral top, 13-C shape hook liquid
Press jack, 14- sliding slot, 16- bed die, lower beam suspension system after 17-.
Specific embodiment
Type cardinal principle and method of the present invention：
1）Travelling wheel is arranged using balance-type type fixation principle, in main couple rear end in base-supporting Hanging Basket, with beam body edge of a wing bottom surface
Closely connected, two sets of slides are arranged in rear upper beam two sides, are slid forward by sliding slot.When Hanging Basket integral forward lead, be easy to cause Hanging Basket because
Traveling is asynchronous to there is deviation problem, and guide chute is arranged below slide, implements to be oriented to suspended basket, realizes the essence of Hanging Basket
Really Forward.Cradle assembly is completed through precompressed and acceptance(check), and after having poured a beam body segment, passage carries out next segment forward
Construction.Sliding slot move forward to completion section has been poured, sliding slot is anchored in casting beams face with expansion bolt；Inner and outer template is unclamped to fix
Support；The fixed spiral top in loose main couple rear, is contacted by travelling wheel with beam body, main couple makes Hanging Basket because of balance-type type Force principle
Front end and beam body are detached from；Jack is placed in rear upper beam bottom, gradually unclamps the two sides fining twisted steel of upper beam after fixing,
Bearing beam below upper beam after taking-up, template rear and beam body are detached from, recycle support hydraulic pressure jack, Hanging Basket is made integrally to fall within sliding slot
Position is completed template and is detached from and the conversion of Hanging Basket stress system.
2）Upper beam fixes fining twisted steel after taking-up, slides Hanging Basket forward using hydraulic jack, is slid onto next
Behind segment, bearing beam is installed at rear upper beam support, wears fining twisted steel, adjustment fining twisted steel and main couple spiral top, make
Template, is adjusted in place with preceding upper beam suspension system, formwork bracing system, completes the integral translation of Hanging Basket by hanging basket formwork positioning
It is fixed with template, carries out segment reinforced concrete construction.
Increase by two kinds of devices in terms of suspended basket, positioning, promotes Hanging Basket and be accurately positioned work efficiency and realize that Hanging Basket is disposable
Close up.
（1）Hanging Basket accurately quickly positions
Because of the action principle of base-supporting Hanging Basket, fixed chute is arranged in suspended basket route, and Hanging Basket moves forward by positioning runner,
Traveling speed is fast, is less prone to Hanging Basket deviation, and sliding slot fixing means is simple, and being laid with longitudinal separation can be adjusted flexibly, and repeat
It utilizes；Suspended basket in place after, the rear end of segment side form is positioned by adjusting rear upper beam fining twisted steel, before side form
End is adjusted realization positioning by main couple rear spiral top, and rear spiral top contacts with beam body, in outside screw out, be in by
It is adjusted under power state, operating personnel's back-out spiral top is time-consuming and laborious, and work efficiency is low, increases near main couple spiral top hydraulic
Jack first carries out jacking adjustment positioning with jack, and spiral top becomes to adjust under zero load, after the adjustment positioning of template front end
Hydraulic jack is retracted by spiral top stress, and the positioning of side form can be rapidly completed；The main couple of base-supporting Hanging Basket is using C-shaped hook
Method and rear upper beam form integrated suspension system, when suspended basket, it may appear that left-right problem passes through C-shaped hook rear two
The screw rod of side is adjusted, same low using work efficiency is manually adjusted, and increases hydraulic jack between main couple and C-shaped ditch, can
Realize that left and right sides C-shaped hook quickly adjusts, principle is identical as side form fixing means.The screw jack device of former Hanging Basket setting, is being pushed up
When rising with backoff operation, by manually carrying out under loaded state, adjustment spiral working efficiency is low, the torque arm that when work uses
Part needs to lengthen, and operation amplitude is big, and working space is limited, activity duration opposite lengthening, when operating personnel is by working space and operation
Between influence, safety decreases, and adds auxiliary hydraulic device, can complete spiral top back-out within a short period of time（Recycling）Make
Industry, time saving and energy saving, raising efficiency and operating personnel's safety.
（2）Closure segment improves device
The adjustment of base-supporting Hanging Basket bed die is fixed, and is to be completed by the suspension system of upper beam before main couple, by base-supporting Hanging Basket
The influence of design principle, upper beam and end bay Cast-in-situ Beam intersection problems before Hanging Basket when certainly existing closure segment construction, causes closing
When holding together section construction, Hanging Basket cannot directly pass through Cast-in-Situ Segment, and preceding upper beam must be removed, and Hanging Basket could move forward, and preceding upper beam is removed
Cause the bed die system of Hanging Basket to be removed therewith, while rod piece removes the deviation for easily causing Hanging Basket entirety, increases Hanging Basket adjustment
With the difficulty of reset, construction operation security performance is reduced；In main couple end, the preceding pre-buried hole of upper beam opposite position,
Suspention bed die system is added at preceding lower beam, bed die system is changed and is directly suspended in midair by main couple, and member design shifts to an earlier date when processing
Reserving hole, preceding upper beam directly can be removed individually, and closure segment can disposably be completed by realizing that Hanging Basket bed die system is not removed
Construction.Hanging Basket overall structure is stablized, and dismounting process is reduced, and lifting construction work efficiency reduces rod piece and removes security risk.
Claims (4)
1. a kind of construction method for being applicable in base-supporting Hanging Basket closure segment and quickly positioning, which is characterized in that complete adjacent in pouring construction
After two sections of continuous beam sections, integral forward lead is carried out to base-supporting Hanging Basket using sliding slot, then carry out closure segment construction, sliding slot is fixed on
Pour continuous beam beam face；The main couple rear end of the base-supporting Hanging Basket is equipped with the walking closely connected with continuous beam beam body flange plate bottom surface
Wheel, the rear upper beam two sides of base-supporting Hanging Basket are provided with two sets of slides that can be slid forward along the chute.
2. the construction method according to claim 1 for being applicable in base-supporting Hanging Basket closure segment and quickly positioning, which is characterized in that institute
State base-supporting hanging basket main truss end, the preceding pre-buried hole of upper beam opposite position is equipped with pre-buried hole, in base-supporting Hanging Basket
Preceding lower beam at add suspention bed die system, make to suspend bed die system in midair by pre-buried hole and directly be suspended in midair by main couple, and is preceding
Upper beam directly can be removed individually, and closure segment construction can disposably be completed by realizing that Hanging Basket bed die system is not removed.
3. the construction method according to claim 2 for being applicable in base-supporting Hanging Basket closure segment and quickly positioning, which is characterized in that under
The process for holding formula Hanging Basket integral forward lead is：
Sliding slot is fixed on expansion bolt and has poured continuous top surface of the beam to having poured completion section by Forward sliding slot；
The fixed support of inner and outer template is unclamped, the fixed spiral top in loose main couple rear is contacted by travelling wheel with beam body, main couple is because of day
Flat Force principle is detached from base-supporting Hanging Basket front end and beam body；
Jack is placed in rear upper beam bottom, gradually unclamps the two sides fining twisted steel of upper beam after fixing, upper cross after taking-up
Bearing beam below beam, external mold template rear and beam body are detached from, and recycle support hydraulic pressure jack, Hanging Basket is made integrally to fall within runner position,
Template is completed to be detached from and the conversion of Hanging Basket stress system；
Upper beam fixes fining twisted steel after taking-up, slides Hanging Basket forward using hydraulic jack, after being slid onto next segment,
Bearing beam is installed at rear upper beam support, fining twisted steel, adjustment fining twisted steel and main couple spiral top is worn, makes hanging basket formwork
Template is adjusted in place with preceding upper beam suspention bed die system, formwork bracing system, completes integral translation and the mould of Hanging Basket by positioning
Plate is fixed, and segment reinforced concrete construction is carried out.
4. the construction method according to claim 3 for being applicable in base-supporting Hanging Basket closure segment and quickly positioning, which is characterized in that institute
State the main couple of base-supporting Hanging Basket and integrated suspension system formed using the method for C-shaped hook and rear upper beam, main couple and C-shaped hook it
Between be equipped with hydraulic jack for adjusting left and right sides C-shaped hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810610653.XA CN108867406B (en) | 2018-06-14 | 2018-06-14 | Construction method suitable for quick positioning of closure section of through-type hanging basket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810610653.XA CN108867406B (en) | 2018-06-14 | 2018-06-14 | Construction method suitable for quick positioning of closure section of through-type hanging basket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108867406A true CN108867406A (en) | 2018-11-23 |
| CN108867406B CN108867406B (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810610653.XA Active CN108867406B (en) | 2018-06-14 | 2018-06-14 | Construction method suitable for quick positioning of closure section of through-type hanging basket |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863167A (en) * | 2021-10-22 | 2021-12-31 | 中建三局集团有限公司 | Descending type suspension casting hanging basket and construction method thereof |
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| JP3946342B2 (en) * | 1998-03-09 | 2007-07-18 | 三井住友建設株式会社 | Bridge erection device |
| CN102094392A (en) * | 2011-03-03 | 2011-06-15 | 中铁四局集团第一工程有限公司 | Lower supported hanging basket in bridge construction and application thereof |
| CN102174796A (en) * | 2011-04-06 | 2011-09-07 | 湖南中铁五新钢模有限责任公司 | Cantilever casting construction cradle with underlaid main truss |
| CN202073046U (en) * | 2011-05-13 | 2011-12-14 | 湖南中铁五新钢模有限责任公司 | Main truss system of downward hanging basket |
| JP5331924B1 (en) * | 2012-06-28 | 2013-10-30 | 黒沢建設株式会社 | SPC bridge construction method |
-
2018
- 2018-06-14 CN CN201810610653.XA patent/CN108867406B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3946342B2 (en) * | 1998-03-09 | 2007-07-18 | 三井住友建設株式会社 | Bridge erection device |
| CN102094392A (en) * | 2011-03-03 | 2011-06-15 | 中铁四局集团第一工程有限公司 | Lower supported hanging basket in bridge construction and application thereof |
| CN102174796A (en) * | 2011-04-06 | 2011-09-07 | 湖南中铁五新钢模有限责任公司 | Cantilever casting construction cradle with underlaid main truss |
| CN202073046U (en) * | 2011-05-13 | 2011-12-14 | 湖南中铁五新钢模有限责任公司 | Main truss system of downward hanging basket |
| JP5331924B1 (en) * | 2012-06-28 | 2013-10-30 | 黒沢建設株式会社 | SPC bridge construction method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863167A (en) * | 2021-10-22 | 2021-12-31 | 中建三局集团有限公司 | Descending type suspension casting hanging basket and construction method thereof |
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| CN108867406B (en) | 2021-02-05 |
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