CN105401598B - Automatic formwork lowering system hoisting device and method for top-down construction - Google Patents
Automatic formwork lowering system hoisting device and method for top-down construction Download PDFInfo
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- CN105401598B CN105401598B CN201510759815.2A CN201510759815A CN105401598B CN 105401598 B CN105401598 B CN 105401598B CN 201510759815 A CN201510759815 A CN 201510759815A CN 105401598 B CN105401598 B CN 105401598B
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- hanger rod
- pad
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Abstract
The invention provides an automatic formwork lowering system hoisting device and method for top-down construction and belongs to the field of building construction. By the adoption of the automatic formwork lowering system hoisting device and method for top-down construction, the problems that an existing formwork system hoisting device is not universal, and a formwork system needs to be dismounted and mounted repeatedly are solved. The automatic formwork lowering system hoisting device for top-down construction comprises a stress boom assembly, a force bearing support and a gasket. The stress boom assembly comprises a plurality of stress booms and a plurality of thread connectors. The force bearing support comprises two sub-nuts, a nut sleeve and a plurality of set screws. The length of the stress boom assembly can be adjusted by adjusting the number of the applied stress booms and the number of the applied thread connectors according to actual conditions, so that different engineering requirements are met. The invention further discloses the automatic formwork lowering system hoisting method for top-down construction. By the adoption of the automatic formwork lowering system hoisting method for top-down construction, the situation that the formwork system needs to be dismounted and mounted repeatedly during top-down construction can be avoided. In a word, by the adoption of the automatic formwork lowering system hoisting device and method for top-down construction, the construction cost of projects can be effectively reduced, and the labor intensity of operators is relieved.
Description
Technical field
The present invention relates to the realm of building construction, modular system hanging apparatus and its lifting drop in more particularly to a kind of contrary sequence method automatically
Method.
Background technology
With the rapid development in city, in Urban Building Construction field, reverse construction is due to its short time limit, safety
Property it is high, be increasingly subject to people's attention the advantages of affect little to buildings or structures around, be applied to more and more engineering items
In mesh.
Traditional contrary sequence method is to continue to dig out downwards certain space to after designed elevation in digging, the sky backbreak using this part
Between, it is that the reinforced beam (floor) of cast-in-site builds the support system of template system and template, therefore interim pad need to be poured into a mould
Layer, increased cost;At the same time, as the reinforced beam (floor) of cast-in-site needs the time to conserve, maintenance
Period can not carry out earth excavation, this considerably increases the construction period of whole underground engineering.In order to shorten the construction period, people
A kind of formwork hoisting device is developed, whole template system last layer can be suspended in by hanging apparatus and be poured the reinforcing bar being poured in
On beams of concrete (floor), during reinforced beam (floor) is conserved, the excavation of lower floor's soil body can be synchronously carried out, one
Determine in degree, to shorten the construction period of engineering;But as template system can only be suspended in last layer reinforcing bar by hanging apparatus
On beams of concrete (floor), when underground reinforced concrete structure is multiple structure (number of plies N >=3), will be hanging per next layer
Assembling device and template system dismounting and installation once, are wasted time and energy;On the other hand, it is due to different buildings, underground reinforced mixed
The story height of Xtah Crude Clay structure differs greatly, therefore hanging apparatus used are same, just same project at last, often also needs
To cover the hanging apparatus of different size (length) more, considerably increase the early investment of engineering.
In sum, in existing reverse construction, the construction of template system more comes to meet the efficient of Modern Construction
The requirement of rate, low cost, in order to adapt to different building underground reinforced concrete structures and reduce template in construction process system
Assembly and disassembly number of times, therefore a kind of contrary sequence method of research and development drops automatically modular system hanging apparatus and its hanging method has become art technology
Personnel's technical barrier in the urgent need to address.
The content of the invention
It is an object of the invention to provide modular system hanging apparatus drop in a kind of contrary sequence method automatically, to solve existing drop modular system
The construction site of different underground reinforced concrete structures cannot be well adapted to;Meanwhile, present invention also offers a kind of contrary sequence method
Automatically the hanging method of drop modular system, to solve the problems, such as being dismounted for multiple times template system is needed in existing reverse construction, meets
The high efficiency of building underground reinforced concrete structure reverse construction, the requirement of low cost.
To solve above-mentioned technical problem, the present invention provides following technical scheme:
First, there is provided modular system hanging apparatus drop in a kind of contrary sequence method automatically, for lifting cast-in-site armored concrete
The template system of structure, including stress hanger rod component, pad and load bearing, the stress hanger rod component include some stress
Suspension rod and some screw thread couplings, the stress suspension rod are joined end to end by the screw thread coupling, the pad and described are held
Power bearing is set in the outside of the stress hanger rod component, and the pad is arranged at the load bearing and a reinforced concrete Tulou
Between plate, the load bearing is threadedly coupled with the stress hanger rod component, lower end and the mould of the stress hanger rod component
Plate system connects.
Optionally, dropped in modular system hanging apparatus automatically in the contrary sequence method, the load bearing include combination nut with
And nut overcoat, the combination nut includes two sub- nuts that can be docked, and the section of sub- nut is in semi-circular shape, two institutes
State sub- nut relatively and be arranged concentrically, the nut overcoat is set on the outside of the combination nut, and the nut overcoat internal diameter is big
In the screw thread coupling external diameter.
Optionally, dropped in modular system hanging apparatus automatically in the contrary sequence method, the load bearing also includes some tightenings
Screw, the holding screw are coordinated with the screw on the nut overcoat, and the holding screw end of thread withstands the combination spiral shell
Female outer wall.
Optionally, dropped in modular system hanging apparatus automatically in the contrary sequence method, the pad is U-shaped single-open type pad
Circle.
Optionally, dropped in modular system hanging apparatus automatically in the contrary sequence method, the length of the stress suspension rod is 1000mm-
1200mm。
Additionally, the present invention also provides the hanging method that modular system hanging apparatus drop in a kind of contrary sequence method automatically, including following step
Suddenly:
Step one:Modular system hanging apparatus drop in contrary sequence method automatically described in providing, rely on the template system, complete described
The construction of the downward floor of reinforced concrete floor;
Step 2:According to the height of next layer of construction floor again, the Bottom Runby of stress hanger rod component is determined;
Step 3:The stress hanger rod component is transferred into the Bottom Runby, when the stress hanger rod component reaches predetermined
During position, the pad is inserted, merge two sub- nuts and constitute the combination nut, be rotated down outside the movement nut
Cover to above the pad, the nut overcoat is enclosed within the outside of the combination nut, be fixed on the stress hanger rod component
On the reinforced concrete floor.
Optionally, in the hanging method that modular system hanging apparatus drop in the contrary sequence method automatically, the step one includes:Root
According to the length of the height and the stress suspension rod of construction floor, determine that the quantity of the stress suspension rod is n;By n stress suspension rod
Joined end to end by the n-1 screw thread coupling and constitute the stress hanger rod component, the stress hanger rod component is passed through into institute
The through hole of reinforced concrete floor is stated, and the reinforced concrete floor is fixed on by the load bearing and the pad
On, connect the template system in the lower end of the stress hanger rod component;The template system is relied on, the reinforced concrete is completed
The construction of the downward floor of Tulou plate;Wherein n is natural number, and n >=1.
Optionally, in the hanging method that modular system hanging apparatus drop in the contrary sequence method automatically, in the step 3:
When length of the Bottom Runby less than the stress suspension rod, the nut overcoat is moved upward out, separates two
The sub- nut, outwards removes the pad, transfers the stress hanger rod component and reaches precalculated position;When the Bottom Runby it is big
In equal to the stress suspension rod length when, the upper end of the stress hanger rod component by the screw thread coupling be further added by
A few stress suspension rod, then moves upward out the nut overcoat again, separates two sub- nuts, outwards removes described
Pad, transfers the stress hanger rod component and reaches precalculated position.
Modular system hanging apparatus and its hanging method drop in hinge structure, the contrary sequence method that the present invention is provided automatically, have
Beneficial technique effect below:
The capital input and cost of engineering are greatly reduced, described stress hanger rod component is long by some standards
The stress suspension rod and several described screw thread couplings of degree is formed by connecting, can be according to practical situation, can be with flexible
The length of the stress hanger rod component, it is to avoid because the change of underground reinforced concrete structure depth needs different productions different
The generation of hanging apparatus such case of specification (length), reduces the fixed assets investment of engineering, so as to a certain extent
Reduce the cost of whole engineering.
Efficiency of construction is effectively improved, the labor intensity of operator is reduced, the contrary sequence method that the present invention is provided is automatic
The hanging method of drop modular system, it is possible to reduce multi-layer underground reinforced concrete structure reverse construction template system peace tears number of times open,
Avoid one layer of every construction from reinstalling template system of dismounting, it is effective to improve efficiency of construction, reduce operative employee
The labor intensity of people.
Description of the drawings
Fig. 1 drops modular system hanging apparatus three-dimensional perspective automatically for the contrary sequence method of one embodiment of the invention
Fig. 2 drops modular system hanging apparatus three-dimensional explosive view automatically for the contrary sequence method of one embodiment of the invention
Fig. 3 drops modular system hanging apparatus sectional view automatically for the contrary sequence method of one embodiment of the invention;
Pad three-dimensional perspectives of the Fig. 4 for one embodiment of the invention;
Fig. 5 passes through the structural representation before armored concrete for the screw thread coupling of one embodiment of the invention;
Fig. 6 passes through the structural representation in armored concrete for the screw thread coupling of one embodiment of the invention;
Three schematic diagrams of the step of Fig. 7 is one embodiment of the invention;
In figure:Modular system hanging apparatus, 200- reinforced concrete floors (beam), 1- stress suspension rods drop in 100- contrary sequence methods automatically
Component, 11- stress suspension rods, 12- screw thread couplings, 2 load bearings, 21- nut overcoats, 22- combination nuts, the sub- nuts of 22a-,
23- holding screws, 3- pads.
Specific embodiment
Below in conjunction with the drawings and specific embodiments contrary sequence method proposed by the present invention is dropped automatically modular system hanging apparatus and its
Hanging method is described in further detail.According to following description and claims, advantages of the present invention and feature will be more clear
Chu.It should be noted that accompanying drawing is in the form of simplifying very much and using the ratio of non-precision, only to convenient, apparent
Ground aids in illustrating the purpose of the embodiment of the present invention.
With reference to Fig. 1 to Fig. 3, modular system hanging apparatus 100 drop in the contrary sequence method of one embodiment of the invention automatically, existing for lifting
The template system of field cast underground reinforced concrete structure, underground reinforced concrete structure generally include multistory reinforced concrete building
Plate (beam).Modular system hanging apparatus 100 drop in contrary sequence method automatically includes stress hanger rod component 1, load bearing 2 and pad 3;Stress
Hanger rod component 1 includes some stress suspension rods 11 and some screw thread couplings 12, and two adjacent stress suspension rods 11 are connected by screw thread
Connect device 12 to be threadedly coupled, load bearing 2 and pad 3 are set in the outside of stress hanger rod component 1, load bearing 2 and stress suspension rod
In component 1, stress suspension rod 11 is threadedly coupled, and pad 3 is located between load bearing 2 and reinforced concrete floor (beam) 200, pad 3
Both ends of the surface lower surface and the upper surface of reinforced concrete floor (beam) 200 respectively with load bearing 2;Stress suspension rod group
The lower end of part 1 is connected (not shown) with template system, and the upper end of stress hanger rod component 1 will by load bearing 2 and pad 3
The downward load for bearing passes to reinforced concrete floor (beam) 200.
Continuing with Fig. 2 and 3, load bearing 2 includes combination nut 22, nut overcoat 21 and some holding screws 23, group
Closing nut 22 includes two sub- nut 22a that can be docked, and the section of sub- nut 22a is in semi-circular shape, two sub- nut 22a phases
To and be arranged concentrically, common, corresponding two sub- nut 22a are formed by the cutting of nut, it is ensured that corresponding two
The female thread concordance of sub- nut 22a, combination nut 22 is a hollow stairstepping cylinder, the endoporus and group of nut overcoat 21
The less one end of diameter for closing nut 22 is fitted close, and in load 2 load-bearing of bearing, nut overcoat 21 limits two sub- nuts
22a's moves radially, in radially distributed several screwed holes of the side wall of nut overcoat 21, holding screw 23 and corresponding threaded holes
Close, the end of thread of holding screw 23 withstands on the small end lateral surface of combination nut 22, further limit the radial direction of two sub- nut 22a
It is mobile.External diameter of the internal diameter of nut overcoat 21 more than screw thread coupling 12, it is ensured that stress hanger rod component 1 is in the mistake for moving up and down
Cheng Zhong, ensure that screw thread coupling 12 passes through nut overcoat 21.
With reference to Fig. 4, pad 3 is U-shaped single-open type packing ring, can easily be inserted into load bearing 2 and reinforced concrete
Between Tulou plate (beam) 200, the external load that stress hanger rod component 1 is subject to is transmitted, additionally, this design of pad 3 can be with fast
Speed is extracted out from stress hanger rod component 1 so that in stress hanger rod component 1, screw thread coupling can pass through reinforced concrete Tulou
Plate (beam) 200.
With continued reference to Fig. 1 to Fig. 3 and Fig. 5 to Fig. 7, a height of 3m of most building undergrounds floor or so, stress suspension rod 11
Manufacturing cost can be multiplied with the increase of length, while considering the convenient factor of execute-in-place, preferably hang stress
The Design of length of bar 11 is 1000-1200mm, so can meet most actual demands of engineering by spreading.Preferably,
The stress suspension rod 11 of 1000mm can be listed in full-length, its cost can have and significantly decline very much, while in order to adapt to
Different story heights, can also arrange the stress suspension rod 11 that some length are 1200mm-1700mm.
With reference to Fig. 3 and Fig. 5 to Fig. 7, illustrate that the hanging method of modular system drops in contrary sequence method automatically, comprise the steps:
Step one:Above-mentioned contrary sequence method is provided and drops automatically modular system hanging apparatus 100, specific practice is as follows:
According to the length of the height and stress suspension rod 11 of construction floor in Practical Project, determine that the quantity of stress suspension rod 11 is
N, specifically:
Wherein, height, length that l be stress suspension rod 11 of the L for construction floor.
The selection of 11 length of stress suspension rod, to facilitate execute-in-place as principle, the quantity of screw thread coupling 12 is n-1;
By taking construction floor of the height for 3 meters as an example, the stress suspension rod 11 of 4 1000mm can be selected, the quantity of screw thread coupling 12 is 2
It is individual;N stress suspension rod 11 is threaded connection device 12 respectively to join end to end composition stress hanger rod component 1, by stress suspension rod group
Part 1 is through the through hole on reinforced concrete floor (beam) 200, and is fixed on reinforced concrete Tulou by load bearing 2 and pad 3
On plate (beam) 200, the downward load for being born is led to by the lower end connection template system of stress hanger rod component 1, stress hanger rod component 1
Cross load bearing 2 and pad 3 is transferred on reinforced concrete floor (beam) 200;Rely on 100 institute of drop modular system hanging apparatus automatically
The template system of connection, completes the construction of a 200 downward floor of reinforced concrete floor (beam);Wherein n is natural number, and n
≥1;
Step 2:When needing to continue when reinforced concrete floor (beam) 200 construction of next floor again, can be according to again
The height of lower first floor layer, determines 1 Bottom Runby of stress hanger rod component:
Step 3:By stress hanger rod component 1 transfer in step 2 determined by Bottom Runby:
When the Bottom Runby of stress hanger rod component 1 is less than the length of stress suspension rod 11, nut overcoat 21 is moved upward out, point
Two sub- nut 22a are opened, pad 3 is outwards removed, decentralization stress hanger rod component 1 arrives precalculated position;When under stress hanger rod component 1
When row distance is more than the length of stress suspension rod 11, device 12 is threaded connection in the upper end of stress hanger rod component 1 and is further added by least
A piece stress suspension rod 11, then moves upward out nut overcoat 21 again, separates two sub- nut 22a, outwards removes pad 3, decentralization
Stress hanger rod component 1 arrives precalculated position;
After the template system for being connected to 1 lower end of stress hanger rod component reaches precalculated position, pad 3 is inserted, merges two
Sub- nut 22a constitutes combination nut 22, is rotated down travelling nut overcoat 21, nut overcoat 21 is set in outside combination nut 22
Side, again by downward load transfer to reinforced concrete floor (beam) 200.
It can be seen that, in the hanging method that modular system hanging apparatus 100 drop in above-mentioned contrary sequence method automatically, it is not necessary to repeated disassembled and assembled mould
Plate system, it is only necessary to which the upper end for dropping automatically modular system hanging apparatus 100 in contrary sequence method increases the quantity of stress suspension rod 11, and downwards
Clearance stress hanger rod component 1, it is possible to complete the automatic decentralization of template system.
In sum, modular system hanging apparatus drop in present invention offer contrary sequence method automatically, and clever structure can be according to actual work
Journey adjusts the length of stress suspension rod so that the hanging apparatus of template system it needs to be determined that need the quantity and length of stress suspension rod
The needs of reverse construction when disclosure satisfy that the underground reinforced concrete structure of different depth, expand hanging for template system significantly
The scope of application of assembling device, reduces the fixed capital input of underground reverse construction engineering, so as to reduce whole to a certain extent
The cost of individual engineering.
Additionally, the hanging method of modular system drops in contrary sequence method that the present invention is provided automatically, it is to avoid contrary sequence method is in multi-layer underground steel
Need the trouble with form removal system is repeatedly installed repeatedly in bar concrete floor (beam), be effectively improved underground reinforced mixed
The efficiency of construction of solidifying Tulou plate (beam) contrary sequence method, reduces the labor intensity of operator.
Foregoing description is only the description to present pre-ferred embodiments, not any restriction to the scope of the invention, this
Any change that the those of ordinary skill in bright field is done according to the disclosure above content, modification, belong to the protection of claims
Scope.
Claims (7)
1. modular system hanging apparatus drop in a kind of contrary sequence method automatically, for lifting the template system of cast-in-site reinforced concrete structure
System, it is characterised in that including stress hanger rod component, pad and load bearing, the stress hanger rod component includes some stress
Suspension rod and some screw thread couplings, the stress suspension rod are joined end to end by the screw thread coupling, the pad and described are held
Power bearing is set in the outside of the stress hanger rod component, and the pad is arranged at the load bearing and a reinforced concrete Tulou
Between plate, the load bearing is threadedly coupled with the stress hanger rod component, lower end and the mould of the stress hanger rod component
Plate system connects, and the load bearing includes combination nut and nut overcoat, and the combination nut includes that two can dock
Sub- nut, the section of sub- nut is in semi-circular shape, and two sub- nuts are relative and are arranged concentrically, and the nut overcoat is arranged
On the outside of the combination nut, the nut overcoat internal diameter is more than the screw thread coupling external diameter.
2. modular system hanging apparatus drop in contrary sequence method as claimed in claim 1 automatically, it is characterised in that the load bearing also includes
Some holding screws, the holding screw are coordinated with the screw on the nut overcoat, and the holding screw end of thread withstands institute
State the outer wall of combination nut.
3. modular system hanging apparatus drop in contrary sequence method as claimed in claim 1 automatically, it is characterised in that the pad is U-shaped one side
Open-type packing ring.
4. as described in claim 1 to any one of claim 3, modular system hanging apparatus drop in contrary sequence method automatically, it is characterised in that
Length L of the single stress suspension rod is 1000mm-1200mm.
5. the hanging method of modular system hanging apparatus drops in a kind of contrary sequence method automatically, it is characterised in that comprise the steps:
Step one:The contrary sequence method as described in 1 to 4 any one of right is provided and drops automatically modular system hanging apparatus, rely on the template system
System, completes the construction of the downward floor of the reinforced concrete floor;
Step 2:According to the height of next layer of construction floor again, the Bottom Runby of stress hanger rod component is determined;
Step 3:The stress hanger rod component is transferred into the Bottom Runby, when the stress hanger rod component reaches precalculated position
When, the pad is inserted, is merged two sub- nuts and is constituted the combination nut, be rotated down the movement nut overcoat extremely
Above the pad, the nut overcoat is enclosed within the outside of the combination nut, is fixed on the stress hanger rod component described
On reinforced concrete floor.
6. the hanging method of modular system hanging apparatus drops in contrary sequence method as claimed in claim 5 automatically, it is characterised in that the step
Rapid one includes:According to the length of the height and the stress suspension rod of construction floor, determine that the quantity of the stress suspension rod is n, by n
Individual stress suspension rod is joined end to end by the n-1 screw thread coupling and constitutes the stress hanger rod component, by the stress suspension rod
Through hole of the component through the reinforced concrete floor, and it is mixed to be fixed on the reinforcing bar by the load bearing and the pad
On solidifying Tulou plate, connect the template system in the lower end of the stress hanger rod component;The template system is relied on, completes described
The construction of the downward floor of reinforced concrete floor, wherein n is natural number, and n >=1.
7. the hanging method of modular system hanging apparatus drops in contrary sequence method as claimed in claim 5 automatically, it is characterised in that described
In step 3:When length of the Bottom Runby less than the stress suspension rod, the nut overcoat is moved upward out, separates two
The sub- nut, outwards removes the pad, transfers the stress hanger rod component and reaches precalculated position;When the Bottom Runby it is big
In equal to the stress suspension rod length when, the upper end of the stress hanger rod component by the screw thread coupling be further added by
A few stress suspension rod, removes the nut overcoat then up, separates two sub- nuts, outwards removes the pad
Piece, transfers the stress hanger rod component and reaches precalculated position.
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CN201510759815.2A CN105401598B (en) | 2015-11-10 | 2015-11-10 | Automatic formwork lowering system hoisting device and method for top-down construction |
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CN201510759815.2A CN105401598B (en) | 2015-11-10 | 2015-11-10 | Automatic formwork lowering system hoisting device and method for top-down construction |
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CN105401598B true CN105401598B (en) | 2017-04-19 |
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CN107761961A (en) * | 2017-09-11 | 2018-03-06 | 贵州建工集团第建筑工程有限责任公司 | A kind of electronic climbing frame monolithic construction method of high-rise building |
CN110097830A (en) * | 2019-04-19 | 2019-08-06 | 深圳市智讯达光电科技有限公司 | A kind of complete preceding preceding display screen box body and its display screen safeguarded of installation |
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CN101575911A (en) * | 2009-05-27 | 2009-11-11 | 上海市第一建筑有限公司 | Top-down decreasing-formwork formwork system and construction method |
CN102900099A (en) * | 2011-07-26 | 2013-01-30 | 上海市第二建筑有限公司 | Drop-slab construction process for underground concrete structures |
CN205205860U (en) * | 2015-11-10 | 2016-05-04 | 上海建工集团股份有限公司 | Automatic all hoist device of module system that fall of reverse construction method |
Family Cites Families (1)
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KR101341679B1 (en) * | 2010-09-30 | 2013-12-16 | (주)바로건설기술 | Device for constructing an underground structure and method thereof |
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---|---|---|---|---|
CN101575911A (en) * | 2009-05-27 | 2009-11-11 | 上海市第一建筑有限公司 | Top-down decreasing-formwork formwork system and construction method |
CN102900099A (en) * | 2011-07-26 | 2013-01-30 | 上海市第二建筑有限公司 | Drop-slab construction process for underground concrete structures |
CN205205860U (en) * | 2015-11-10 | 2016-05-04 | 上海建工集团股份有限公司 | Automatic all hoist device of module system that fall of reverse construction method |
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