CN109339458A - A kind of multi-functional trolley of Cast-in-situ Beam steel reinforcement cage binding installation - Google Patents
A kind of multi-functional trolley of Cast-in-situ Beam steel reinforcement cage binding installation Download PDFInfo
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- CN109339458A CN109339458A CN201811374129.3A CN201811374129A CN109339458A CN 109339458 A CN109339458 A CN 109339458A CN 201811374129 A CN201811374129 A CN 201811374129A CN 109339458 A CN109339458 A CN 109339458A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 156
- 239000010959 steel Substances 0.000 title claims abstract description 156
- 230000002787 reinforcement Effects 0.000 title claims abstract description 62
- 230000027455 binding Effects 0.000 title claims abstract description 41
- 238000009739 binding Methods 0.000 title claims abstract description 41
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 35
- 238000009434 installation Methods 0.000 title abstract description 21
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 abstract description 16
- 210000003205 muscle Anatomy 0.000 description 61
- 238000010276 construction Methods 0.000 description 15
- 238000013461 design Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 230000007547 defect Effects 0.000 description 8
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- 238000003466 welding Methods 0.000 description 5
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- 238000007689 inspection Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 210000002435 tendon Anatomy 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
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- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
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- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 235000004443 Ricinus communis Nutrition 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
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- 239000010962 carbon steel Substances 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
- E04G21/122—Machines for joining reinforcing bars
- E04G21/123—Wire twisting tools
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The present invention discloses a kind of multi-functional trolley of Cast-in-situ Beam steel reinforcement cage binding installation, including the rectangular tubular vehicle body frame extended along the longitudinal direction, the opening of vehicle body frame rear and front end is corresponding with reinforcing cage stirrup, the first stull is successively detachably provided in vehicle body frame from top to bottom, second stull and third stull, first stull, second stull and third stull extend in left-right direction, and first stull and the second stull can synchronize slide up and down, Limit screw corresponding with reinforcing cage stirrup is also equipped in vehicle body frame, Limit screw extends along the longitudinal direction, the rear and front end of vehicle body frame is provided with several tension springs, Limit screw is detachably connected with tension spring.Have the function of to load transport, wear in advance stirrup, tied framework, vertical lift, size adjustable, it is mobile flexible the features such as and, set up falsework instead of traditional, live rehandling, repeatedly substitute support, manually or mechanically lift the cumbersome technique that steel reinforcement cage enters mould.
Description
Technical field
The present invention relates to Cast-in-situ Beam steel reinforcement cage tie installation tool technical fields, it particularly relates to a kind of cast-in-place joist steel
Multi-functional trolley is installed in the binding of muscle cage.
Background technique
In conventional at present frame, Frame _ Shear Wall Structure system, the production of reinforced bar engineering and it is mounted on structure construction
In it is most important.Especially in-situ frame beam, as mostly important primary structure member in carrying building upper boom, with column,
The vertical members such as wall collectively form space structure system, carrying of the binding quality and installation accuracy of beam steel for structural elements
Power, durability and cracking resistance anti-seismic performance etc. have great influence, are related to concrete structure safety, are in concealed work inspection of quality
Emphasis Testing index." concrete structure engineering construction quality accident specification " GB50204-2015 specifies reinforcement installation position
Tolerance and the method for inspection, it is specified that the installation of beam class member reinforcing steel bar skeleton tolerance: long ± 10, it is wide, high by ± 5;By
Power anchorage length of steel bar -5, spacing ± 10, array pitch ± 5;Stirrup spacing ± 20.
Due to the limitation of the interspersed anchoring of reinforcing bar at bean column node, it is still difficult in cast-in-place structural that beam steel cage ties up mounting technique in advance
With realize, currently, Cast-in-situ Beam steel reinforcement cage still using scene binding install by the way of, in prior art Normal practice, end bay side
Beam steel cage generally takes binding in mould, and span centre beam is taken and bound outside mould in remaining major part, binds outside mould i.e. on beam form
Mouth binding, then lifted with manpower, chain block or tower crane into mould, method order is: stirrup spacing is drawn on beam side,
Primary and secondary beam forms paving cross bar suitable for reading is several, and sets up interim steel pipe support template is suitable for reading, puts girder upper longitudinal bar, connection connects
It is inserted in stirrup after head, is bound with upper longitudinal bar by spacing, is then worn girder lower part and indulge muscle, then wears secondary beam and indulges muscle and package stirrup,
Primary-secondary beam cooperates banding steel cage molding, installs protective layer cushion block, and steel reinforcement cage is supported on cross bar by disassembly steel pipe support, then will
Steel reinforcement cage slightly lifts extraction cross bar paragraph by paragraph, falls into beam steel cage in mould.When beam section is smaller, steel reinforcement cage is lifted using artificial
It is segmented into mould, when beam section is larger, slings steel reinforcement cage using chain block or tower crane and enter mould.This construction method either cost
There is many drawbacks, specific manifestations for investment, duration work efficiency and installation quality are as follows:
1, steel reinforcement cage molding is time-consuming and laborious by the steel pipe support temporarily set up, and installation and disassembly consumption are artificial more, and put into
A large amount of auxiliary material, increases engineering cost.
2, after beam stirrup transports floor, live rehandling is needed, is inserted in vertical muscle by root, occupies reinforcement installation construction week
Phase and working efficiency is low, artificial investment increase.
3, muscle array pitch >=max(25, d is indulged two layers in code requirement beam top), flat segments are withstood after stirrup end bends 135 °
Second row indulges muscle, and scene is generally moved down binding, causes the stress of reinforcing bar in the structure to change, reduces the carrying of component
Power and anti-seismic performance.
4, it substitutes temporary support and the skeleton that sinks enters mould and is required to lift steel reinforcement cage, recruitment is more, and artificial landing needs more
People's cooperation, labor intensity of workers is big, and speed of application is slow, and is not easy to guarantee that installation site is accurate;Chain block framework construction is complicated,
Mobile inconvenient, equipment investment increases;General who has surrendered is played using tower crane and largely occupies machine resource, and reinforcement location adjustment difficulty is big, less
Easily guarantee installation accuracy.
5, bean column node position reinforcing bar is intensive, and heavy beam enters mould and is difficult to ensure that steel reinforcement cage Integral synchronous falls, and beam is indulged muscle and is easy
It blocks and shifts in column muscle or steel reinforcement cage dropping process, cause that column muscle squeezes askew deviation by beam muscle or beam reinforcement cages are in
Arcuation deformation, causes installation quality unqualified;And column tie-bar binding in node area is difficult, the quality omitted or accumulated there are stirrup
Defect.
If 6, beam steel cage deforms, beam side protective layer thickness is necessarily not achieved design requirement, while stirrup releases cunning
It moves, or even skew, it is difficult to restore to the original state, change position and stress of the reinforcing bar in component, generate architecture quality safety
Hidden danger.
7, lack at present and bind the more new process that entirety enters mould outside Cast-in-situ Beam steel reinforcement cage mould, continue to use conventional method, skill always
The operation level and sense of responsibility of art worker is irregular, and there are bottleneck, Cast-in-situ Beam reinforced bar engineering conventional construction methods for quality management
Defect long-term existence always.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Summary of the invention
For above-mentioned technical problem in the related technology, the present invention proposes that a kind of Cast-in-situ Beam steel reinforcement cage binding installation is multi-functional
Trolley, the rectangle Cast-in-situ Beam steel reinforcement cage binding installation being mainly used within deck-molding 1000mm, uses simple on-site material
Material self-control combined trolley, packaging carrying is defeated, wears the functions such as stirrup, tied framework, vertical lift in advance in one, and scene is quickly complete
Bind and install at Cast-in-situ Beam steel reinforcement cage, thus instead of it is traditional set up falsework, live rehandling, repeatedly substitute support,
The cumbersome technique that steel reinforcement cage enters mould is manually or mechanically lifted, effectively prevent beam steel cage arcuation to deform, vertical muscle array pitch is exceeded, stirrup
Skew, the beam side protection unequal common quality defect of interlamellar spacing are tied up in leakage, it is ensured that Cast-in-situ Beam reinforced bar engineering installation quality mitigates worker's labour
Intensity, saves a large amount of human resources and auxiliary material, and realization reduces cost, accelerates construction progress.
To realize the above-mentioned technical purpose, the technical scheme of the present invention is realized as follows:
Multi-functional trolley is installed in a kind of binding of Cast-in-situ Beam steel reinforcement cage, including the rectangular tubular vehicle body frame extended along the longitudinal direction,
The opening of the vehicle body frame rear and front end is corresponding with reinforcing cage stirrup, successively detachable from top to bottom in the vehicle body frame
Ground is provided with the first stull, the second stull and third stull, and first stull, second stull and the third stull are equal
Extend in left-right direction, and first stull and second stull can synchronize slide up and down, also worn in the vehicle body frame
Equipped with Limit screw corresponding with the reinforcing cage stirrup, the Limit screw extends along the longitudinal direction, the vehicle body frame
Rear and front end be provided with several tension springs, the Limit screw is detachably connected with the tension spring.
Further, the vehicle body frame includes two rectangle frames that left and right is intervally arranged, and the rectangle frame is by the first angle steel
And the component of concave shape is constituted, the component is formed by connecting by three steel pipes.
Further, the top of two rectangle frames is by being respectively positioned on arrange therebetween and along the longitudinal direction several the
One connecting screw is connected, and the lower parts of two rectangle frames is by being respectively positioned on arrange therebetween and along the longitudinal direction several the
Two connecting screws are connected, and bottom bracing are provided on second connecting screw, second connecting screw and the rectangle frame can
Dismantling connection.
Further, first angle steel is located at the top of the rectangle frame, and two first angle steel of left and right are by being located at
Channel steel between the two is connected.
Further, it is installed with several self-locking hauling capstans on the channel steel, is wound on the self-locking hauling capstan
There is wirerope, hook corresponding with first stull is provided on the wirerope.
Further, lengthening linear bearing is provided in the third stull, the lengthening linear bearing is located at the bottom
The top of support.
Further, the bottom of the vehicle body frame is provided with several steel plate bases, the bottom connection of the steel plate base
There is the universal caster wheel of strap brake.
Further, be provided on the rectangle frame it is vertical and can rotation harness cord screw rod, the harness cord screw flight connects
It is connected to lengthening nut, is fixedly connected with the second angle steel on the lengthening nut, first described in the top braces of second angle steel
The top of stull, second angle steel second stull is caught on by HOOK BOLTS.
Further, the lower part of the rectangle frame is provided with third angle steel corresponding with the channel steel.
Further, the upper end of the harness cord screw rod passes through the channel steel, and the lower end of the harness cord screw rod passes through described the
Triangular steel.
Beneficial effects of the present invention: have and load transport, wear stirrup, tied framework, vertical lift, size adjustable, shifting in advance
The features such as flexible and function are moved, falsework is set up instead of traditional, live rehandling, repeatedly substitutes support, manually or machine
Tool lifts the cumbersome technique that steel reinforcement cage enters mould, solve the generally existing operation sequence of current Cast-in-situ Beam reinforcement construction it is complicated, construction
The defects of speed is slow, high labor cost, working efficiency are low, reinforcing bar deformation, effectively prevent the deformation of beam steel cage arcuation, vertical muscle array pitch
Skew, the beam side protection unequal common quality defect of interlamellar spacing are tied up in exceeded, stirrup leakage, it is ensured that Cast-in-situ Beam reinforced bar engineering installation quality, work
Tool trolley can be repeatedly used in turn, and simplify working procedure, mitigate labor intensity of workers, improved work efficiency, saved a large amount of human resources
And auxiliary material, realization reduce cost, accelerate construction progress.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural representation that multi-functional trolley is installed in the Cast-in-situ Beam steel reinforcement cage binding described according to embodiments of the present invention
Figure;
Fig. 2 is that the Cast-in-situ Beam steel reinforcement cage binding described according to embodiments of the present invention installs multi-functional trolley when wearing beam stirrup in advance
Schematic diagram;
Fig. 3 is that multi-functional trolley showing when wearing beam and indulging muscle is installed in the Cast-in-situ Beam steel reinforcement cage binding described according to embodiments of the present invention
It is intended to;
Fig. 4 is that the Cast-in-situ Beam steel reinforcement cage binding described according to embodiments of the present invention installs multi-functional trolley when binding beam steel cage
Schematic diagram.
In figure:
1, steel pipe;2, steel plate base;3, universal caster wheel;4, the first connecting screw;5, the first angle steel;6, the second connecting screw;7,
Harness cord screw rod;8, channel steel;9, self-locking hauling capstan;10, HOOK BOLTS;11, the second angle steel;12, nut is lengthened;13, first
Stull;14, the second stull;15, third angle steel;16, linear bearing is lengthened;17, bottom bracing;18, tension spring;19, third stull.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
As shown in Figs 1-4, multi-functional trolley is installed in a kind of Cast-in-situ Beam steel reinforcement cage binding according to embodiments of the present invention,
Including the rectangular tubular vehicle body frame extended along the longitudinal direction, opening and the reinforcing cage stirrup phase of the vehicle body frame rear and front end
It is corresponding, it is successively detachably provided with the first stull 13, the second stull 14 and third stull from top to bottom in the vehicle body frame
19, first stull 13, second stull 14 and the third stull 19 extend in left-right direction, and described first is horizontal
Support 13 with second stull 14 can synchronize slide up and down, be also equipped in the vehicle body frame opposite with the reinforcing cage stirrup
The Limit screw answered, the Limit screw extend along the longitudinal direction, if the rear and front end of the vehicle body frame is provided with dry drawing
Spring 18, the Limit screw are detachably connected with the tension spring 18.
In one particular embodiment of the present invention, the vehicle body frame includes two rectangle frames that left and right is intervally arranged, institute
It states rectangle frame to be made of the component of the first angle steel 5 and concave shape, the component is formed by connecting by three steel pipes 1.
In one particular embodiment of the present invention, the top of two rectangle frames is by being respectively positioned on therebetween and along preceding
Several first connecting screws 4 of rear direction arrangement are connected, and the lower part of two rectangle frames is by being respectively positioned between the two and edge
Several second connecting screws 6 of front-rear direction arrangement are connected, and are provided with bottom bracing 17 on second connecting screw 6, and described the
Two connecting screws 6 are detachably connected with the rectangle frame.
In one particular embodiment of the present invention, first angle steel 5 is located at the top of the rectangle frame, two institutes of left and right
The first angle steel 5 is stated to be connected by channel steel 8 positioned there between.
In one particular embodiment of the present invention, several self-locking hauling capstans 9 are installed on the channel steel 8, it is described
It is wound with wirerope on self-locking hauling capstan 9, hook corresponding with first stull 13 is provided on the wirerope.
In one particular embodiment of the present invention, it is provided in the third stull 19 and lengthens linear bearing 16, it is described
Lengthen the top that linear bearing 16 is located at the bottom bracing 17.
In one particular embodiment of the present invention, the bottom of the vehicle body frame is provided with several steel plate bases 2, described
The bottom of steel plate base 2 is connected with the universal caster wheel 3 of strap brake.
In one particular embodiment of the present invention, be provided on the rectangle frame it is vertical and can rotation harness cord screw rod 7,
The harness cord screw rod 7, which is threaded with, lengthens nut 12, is fixedly connected with the second angle steel 11 on the lengthening nut 12, and described the
First stull 13 described in the top braces of two angle steel 11, the top of second angle steel 11 catch on described the by HOOK BOLTS 10
Two stulls 14.
In one particular embodiment of the present invention, the lower part of the rectangle frame is provided with corresponding with the channel steel 8
Third angle steel 15.
In one particular embodiment of the present invention, the upper end of the harness cord screw rod 7 passes through the channel steel 8, the harness cord
The lower end of screw rod 7 passes through the third angle steel 15.
In order to facilitate above-mentioned technical proposal of the invention is understood, below by way of specifically used mode to above-mentioned skill of the invention
Art scheme is described in detail.
It is a kind of quick for Cast-in-situ Beam steel reinforcement cage that multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding of the present invention
The new tool of reliable binding installation, has and loads transport, wears stirrup, tied framework, vertical lift, size adjustable, shifting in advance
The features such as flexible and function are moved, falsework is set up instead of traditional, live rehandling, repeatedly substitutes support, manually or machine
Tool lifts the cumbersome technique that steel reinforcement cage enters mould, effectively prevent the deformation of beam steel cage arcuation, vertical muscle array pitch be exceeded, stirrup leakage tie up it is askew
Tiltedly, the unequal common quality defect of interlamellar spacing is protected in beam side, it is ensured that Cast-in-situ Beam reinforced bar engineering installation quality.Operational instrument can repeatedly be had enough to meet the need
Use, simplify working procedure, mitigate labor intensity of workers, improve work efficiency, save human resources and auxiliary material, realize reduce at
This, accelerates construction progress.
Multi-functional trolley (hereinafter referred to as trolley) is installed in Cast-in-situ Beam steel reinforcement cage of the present invention binding, by vehicle body frame,
Stirrup fixator, adjustable cross-brace and vertical lift device are composed.Wherein, with 4 cun of universal caster wheel 3, the steel of φ 38*3mm
Pipe 1, the first angle steel 5 of 70*70*6mm, the channel steel 8 of 12#, the first connecting screw 4 of M12 and M14 the second connecting screw 6
Group is combined into vehicle body frame, using bottom bracing 17 made of the reinforcing bar of φ 14mm, the Limit screw of M10 and 2.5*20*150mm
18 groups of tension spring are combined into stirrup fixator, using second made of harness cord screw rod 7 made of M16 screw rod, φ 16mm reinforcing bar
First stull 13 made of stull 14, φ 20mm reinforcing bar, the lengthening linear bearing 16 of LM20LUU and the lengthening nut of M16*50mm
12, the fitment combinations such as second angle steel 11 of the HOOK BOLTS 10 of M10,50*50*5mm are adjustable cross-brace, with two self-locking pulleys
Capstan winch 9 is used as vertical lift device.
Scene is in actual use, first according to beam section design size, by tuning the lengthening on trolley two sides harness cord screw rod 7
Nut 12, the height of adjustment upper reinforcement stull (i.e. the first stull 13 and the second stull 14) meet steel reinforcement cage binding needs;Platform
Vehicle is put into reinforcing cage stirrup by usage quantity in advance in steel bar meter field, and stirrup is respectively charged into from trolley both ends and is close to up and down
Portion's reinforcing bar stull (third stull 19 be lower rebar stull), stirrup bottom is supported on bottom bracing 17, using 4 Limit screws and
18 temporary locking of tension spring (state in a vertical shape when flat of tension spring 18, be in a horizontal state when being connect with Limit screw), tower
Trolley vertical transport is lifted to floor;Trolley is symmetrically located at girder span 1/4, is placed in above beam form mouth, and multi-axis foot is locked
Brake on wheel 3 first penetrates beam top second row and indulges muscle, using the second stull 14 as support, then penetrates the elongated vertical muscle in beam top,
Using the first stull 13 as support, then muscle is indulged in the lower part Chuan Liang, is slid by the lengthening linear bearing 16 in third stull 19 vertical
Muscle, the frictional resistance reduced between reinforcing bar prevent trolley to be displaced, and splice is all made of mechanical connection;It is drawn in beam upper longitudinal bar
Stirrup spacing releases stirrup fixator, and the stirrup in trolley is released and is distributed by spacing, and the third stull of muscle is indulged in disassembly lower part
19, so that lower part is indulged muscle and fall in stirrup, stirrup and top and the bottom are indulged muscle and bound by spacing, and primary-secondary beam cooperates simultaneously to be bound, most
After penetrate beam sides reinforcing bar, lacing wire and hangs muscle, protective layer cushion block, banding steel cage molding are installed.
Reinforcing bar is densely distributed at bean column node, for the radical and spacing for ensuring node area column tie-bar, adds in node quadrangle
Φ 8 leads muscle and column tie-bar and is welded into reinforcement cage skeleton by design spacing, and node dimension of hoop reinforcement increases 10mm, skeleton is inserted in column and is indulged
Muscle is placed on floor bottom mould, when wearing beam steel by skeleton binding on the maximum beam of node area depth of section, beam steel cage with
Tie tendons skeleton is integrally fallen into beam column template.
Using the 2 self-locking hauling capstans 9 installed on channel steel 8 at the top of trolley as steel reinforcement cage vertical lift device, lead to
The first stull 13 of wirerope (19*7) the suspention elongated vertical muscle in supporting beam top of 8mm is crossed, and wirerope is locked with snap ring, then
The second connecting screw 6 that supporting beam top second row indulges the second stull 14 of muscle, bottom bracing 17 and trolley lower part is dismantled, liter is slightly shaken
Self-locking hauling capstan 9 makes wirerope holding force, and the lengthening nut 12 on harness cord screw rod 7 is rotated 180 °, then turns round self-locking
Hauling capstan 9 is used as bearing beam by the first stull 13, and whole heavy beam enters mould, and progress quality is tested after extracting the first stull 13 out
It receives.
Technological operation step adjusts → wear beam stirrup → integral hoisting → in advance and wear beam upper longitudinal bar → for trolley size and wears beam
Lower part indulge muscle → distribution stirrup → penetrate beam sides reinforcing bar, hangs muscle and lacing wire → banding steel cage forms → dismantle reinforcing bar stull,
Stirrup bottom bracing and connecting screw → lengthening nut 12 rotate the heavy beam of 180 ° → entirety and enter mould → inspection of quality → transfer dolly.
Material requirements: (1) steel: using Q235-B, and material meets " low-alloy high-tensile structural steel " GB/T1591-
The relevant regulations of 2008 and " structural carbon steel " GB/T700-2006, exposed ironware apply two degree of cloud iron alcohol acid antirust paint.
(2) reinforcing bar: using HRB400 and HPB300 reinforcing bar, and strength standard value has the fraction not less than 95%.
(3) welding rod: welding is all made of manual electric arc welding, selection of electrodes E4303 type welding rod.
(4) bolt: being B grades, and Q235-B steel making meets the relevant regulations of " GB/T5782-2000 ".
(5) self-locking hauling capstan: specification 1800LB, tractive force 500Kg, hand power 190N, wheel diameter 75mm, speed ratio
4:1, bidirectional self-locking.
(6) linear bearing: ball row number 5, internal diameter 20mm, outer diameter 32mm, basic load rating 2800N is lengthened.
(7) tension spring: line is through 2.5mm, outer diameter 20mm, total length 150mm.
(8) universal caster wheel: wheel diameter 90mm takes turns width 40mm, mounting height 120mm, single load-bearing 150Kg.
Trolley making step: trolley combined by vehicle body frame, stirrup fixator, adjustable cross-brace and vertical lift device and
At.
(1) vehicle body frame is made, vehicle body frame is by 4 cun of universal caster wheel 3, the steel pipe 1 of φ 38*3mm, 70*70*6mm
First angle steel 5, the channel steel 8 of 12#, the first connecting screw 4 of M12 and M14 the second connecting screw 6 be composed.Interception 4
Steel pipe 1, cutting length 1200mm drill out the bolt hole of M12 and M14 as trolley column as required, and bottom welds 4 ten thousand
To castor 3.The steel pipe 1 of 2 1200mm long of steel pipe post lower weld is used as lower girt, and lower girt is away from column bottom
250mm, post end are locked with the second connecting screw 6;Column top is using the first angle steel 5 of 2 1400mm long as upper level
Pull rod, upper girt are connect away from 50mm at the top of column, with steel pipe post using the first connecting screw 4.Among upper girt
1 channel steel 8 is laterally fixed by place, and girt center drills out M16 bolt hole in correspondence, is locked by the harness cord screw rod 7 of two sides 2
Tightly, group is combined into trolley frame.
(2) stirrup fixator is made, the reinforcing bar of 2 φ 14mm is set on the second connecting screw of trolley lower part 6 bottom of as
Support 17,17 both ends crotch of bottom bracing is simultaneously bound securely with the second connecting screw 6;Prepare the harness cord screw rod conduct of 4 1400mm long M10
It is fixed temporarily the Limit screw of beam stirrup;The tension spring 18 for installing 1 2.5*20*150mm respectively on the outside of column, with limit
Screw combinations are stirrup fixator.
(3) adjustable cross-brace is made, 1 100mm long 100* is respectively welded in position among the lower girt of trolley lower part
The third angle steel 15 of 80*8mm, the vertical position of corresponding harness cord screw rod 7, drills out bolt hole in 15 upper plane of third angle steel, stands
It slots at the center of face, groove width 22mm, high 60mm are penetrated third stull 19 by notch and locked with nut, and third stull 19 is pre-
The lengthening linear bearing 16 of LM20LUU is first installed, indulges muscle to penetrate beam lower part.Prepare the lengthening nut 12 of 2 M16*50mm,
The second angle steel 11 for intercepting 2 80mm long 50*50*5mm drills out M10 bolt hole, the other side at 11 side center of the second angle steel
It is vertically welded with nut 12 is lengthened, then will lengthen nut 12 and be inserted in harness cord screw rod 7, harness cord screw rod 7 is penetrated into third angle steel 15
Bolt hole, upper and lower side locks respectively with the nut of M16.The HOOK BOLTS 10 of M10 is penetrated from the bolt hole of the second angle steel 11, it will
First stull 13 of the elongated vertical muscle in supporting beam top is placed in 11 top surface of the second angle steel and is close to lengthen nut 12, by supporting beam top
The second stull 14 that second row indulges muscle is placed on HOOK BOLTS, is adjusted HOOK BOLTS absolute altitude, is made the first stull 13 and the second stull
14 center spacing is that d2+28mm(d2 is that beam top second row indulges muscle diameter), nut, clamping are simultaneously solid up and down for locking HOOK BOLTS
Fixed second stull 14.
(4) installation vertical lift device is installed using 2 self-locking hauling capstans 9 as vertical lift device by bolt
On the channel steel 8 of 12# at the top of trolley, channel steel 8 drills out 10 preformed hole of φ in advance, in case penetrating wirerope.
Use operating procedure: (1) trolley size is adjusted, according to beam section design size, by tuning trolley two sides harness cord
Lengthening nut 12 on screw rod 7, the height of adjustment upper reinforcement stull meet steel reinforcement cage binding needs, and the second stull 14 is away from third
The centre distance of stull 19 is h-d1-d2-313mm, and the stirrup for wearing trolley in advance is higher than upper longitudinal bar 150mm, wears to indulge muscle
The horizontal distance inserted, while adjusting bottom bracing 17 is deck-siding -120mm.
(2) beam stirrup is worn in advance, trolley is put into beam stirrup by usage quantity in advance in steel bar meter field, and stirrup is from trolley two
End is respectively charged into and is close to top and the bottom reinforcing bar stull, and bottom is supported on 2 bottom bracings 17, when design is using compound stirrup, hoop
Position increases by 1 bottom bracing 17 among muscle.The Limit screw of 4 1400mm long is respectively penetrated on the inside of stirrup, both ends respectively penetrate
Steel loop on tension spring 18, and locked with nut, be fixed temporarily by spring stretching force and limit beam stirrup position.
(3) integral hoisting takes 4 points of bindings to hang using tower crane lifting trolley vertical transport to floor using 2 wirerope
Dress, suspension centre is located on the hanging ring of four corner post of trolley welding, with snap ring locking wirerope by trolley integral lifting, while in trolley
2 ropes made of hemp are drawn in lower part, command operation by special messenger on floor, it is ensured that steadily safe when lifting.
(4) it wears beam and indulges muscle, each girder span is arranged two trolleys, is symmetrically located at girder span 1/4, is placed on beam form mouth
Side, adjustment trolley longitudinal center is consistent with beam center line, locks the fixed trolley that brakes on universal caster wheel 3;From side branch when wearing vertical muscle
Seat is penetrated to centre, is first penetrated the beam top second row including seat shoulder bar and is indulged muscle, is supported in the second stull 14, negative reinforcement is being propped up
The length of seat two sides is consistent;The elongated vertical muscle in beam top is penetrated again, is supported in the first stull 13;Then muscle is indulged in the lower part Chuan Liang, leads to
The lengthening linear bearing 16 crossed in lower rebar stull slides vertical muscle, and the frictional resistance reduced between reinforcing bar prevents trolley to be displaced.It is main
Secondary beam indulges muscle, and cooperation is interspersed simultaneously, and the Reinforcement of secondary beam is supported on the Reinforcement of girder, double reinforcing bar
Between with 25 bar dowel support pad of Φ.Vertical muscle connector is all made of mechanical connection, and upper longitudinal bar connector is arranged in 1/3 range of span centre,
Lower part is indulged muscle connector and is arranged at support, and same jointing nipple is not more than 50%, and the distance that is staggered is not less than 35d.It will connect
Vertical muscle alignment axis is screwed into connection sleeve up and down at head, is tightened with torque spanner, until torque spanner issues sound, connector
Value is tightened to use by moment values as defined in table 1, must not be super stubborn, the connector after tightening should mark.
1 splice screw-down torque value of table
Bar diameter (mm) | 16 | 18 | 20 | 22 | 25~28 | 32 | 36~40 |
Screw-down torque (N.m) | 118 | 145 | 177 | 216 | 275 | 314 | 343 |
(5) it is distributed stirrup, starting stirrup is started setting up away from beam side 50mm, and encrypted area and non-encrypted area spacing press design requirement, main
Along girder additional hooping spacing 50mm, every side totally 3 draws hoop in the beam upper longitudinal bar put on by the above spacing for secondary beam junction
Muscle stepping line releases stirrup fixator, and the stirrup in trolley is released by design spacing distribution.At stirrup hook overlapping along beam
Portion indulges muscle interlaced arrangement, and 135 ° of crotch angle, crotch is straight segment length >=max(75,10d).
(6) beam steel cage is bound, third stull 19 is dismantled, so that lower part is indulged muscle and falls in stirrup, muscle is indulged in stirrup and top and the bottom
It is bound by spacing.Stirrup is vertical with vertical muscle, indulges muscle and is close to stirrup interior angle, stirrup and main reinforcement crosspoint are intended to binding securely, tie up beam
The stirrup of upper longitudinal bar preferably uses hitch method to bind, and binds silk head towards inside concrete.According to Design Requirement Drawing, beam is bound
Two sides reinforcing bar, two sides waist muscle are caught on lacing wire, and the straight muscle of lacing wire and spacing meet design requirement, and primary-secondary beam junction is in secondary beam two
Additional hangs muscle is set in the girder of side.Primary-secondary beam cooperates simultaneously to be bound, and after beam steel cage has been bound, installs protective layer cushion block,
Bottom cushion block spacing 600mm, side cushion block spacing 800mm, blossom type arrangement.Reinforcing bar intersects in length and breadth at bean column node, reinforcing bar point
Cloth is intensive, and especially center pillar has the construction connecting with more beams, and when using whole heavy beam, stirrup binding is difficult, and there are omission columns
Stirrup or stirrup binding not in place cause stirrup heap circle phenomenon.8 reinforcing bar of Φ is respectively set in node area quadrangle when construction and leads muscle
(length is identical as height of node), node area stirrup is welded on to lead by design spacing forms overall skeleton on the inside of muscle, then by bone
Frame, which is inserted in column, to be indulged muscle and is shelved on floor bottom mould, and beam steel is then worn, by tie tendons skeleton binding depth of section at node
On maximum beam.After binding, beam steel cage and tie tendons skeleton are integrally fallen into beam column template.To prevent from leading muscle position
It indulges muscle with column to conflict, node dimension of hoop reinforcement need to increase 10mm, lead muscle and deviate stirrup corner 50mm.
(7) whole heavy beam enters mould, using the 2 self-locking hauling capstans 9 installed on channel steel 8 at the top of trolley as steel reinforcement cage
Vertical lift device, suspends the first stull 13 in midair by 8mm wirerope (19*7), locks wirerope with snap ring.Then eave tile is unscrewed
Bolt 10 dismantles the second stull 14, while dismantling bottom bracing 17 and the second connecting screw of trolley lower part 6.Before beam steel cage enters mould, clearly
Working face sundries is managed, is blown off the sawdust in template with air pump, operator synchronizes in trolley two sides and shakes a liter self-locking pulley strand
Disk 9 makes steel wire tensioning holding force, and the lengthening nut 12 on harness cord screw rod 7 is rotated 180 °, avoids falling to steel reinforcement cage and causes to hinder
Hinder.Then self-locking hauling capstan 9 is turned round, bearing beam is used as by the first stull 13, steel reinforcement cage bulk settling is driven to enter mould.
(8) inspection of quality, transfer dolly after beam steel cage integrally enters mould, release wirerope, extract the first stull 13, peace out
The beam steel cage installed through entering next procedure after the assay was approved.The trolley component centralized collection assembling removed, transports reinforcing bar back and adds
Continue to be used in turn in workshop.
In conclusion having by means of above-mentioned technical proposal of the invention and loading transport, wear stirrup in advance, tied framework, hang down
Go straight up to drop, size adjustable, it is mobile flexible the features such as and function, set up falsework, live rehandling, repeatedly instead of traditional
It substitutes support, manually or mechanically lift the cumbersome technique that steel reinforcement cage enters mould, it is generally existing to solve current Cast-in-situ Beam reinforcement construction
The defects of operation sequence is complicated, speed of application is slow, high labor cost, working efficiency are low, reinforcing bar deformation, effectively prevent beam steel cage
Arcuation deformation, vertical muscle array pitch is exceeded, skew is tied up in stirrup leakage, the unequal common quality defect of interlamellar spacing is protected in beam side, it is ensured that cast-in-place joist steel
Muscle project installation quality.Tool trolley can be repeatedly used in turn, and simplify working procedure, mitigate labor intensity of workers, improve work efficiency,
A large amount of human resources and auxiliary material are saved, realization reduces cost, accelerates construction progress.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. multi-functional trolley is installed in a kind of Cast-in-situ Beam steel reinforcement cage binding, which is characterized in that including the rectangle extended along the longitudinal direction
The opening of tubulose vehicle body frame, the vehicle body frame rear and front end is corresponding with reinforcing cage stirrup, from upper in the vehicle body frame
The first stull (13), the second stull (14) and third stull (19), first stull are successively detachably provided under
(13), second stull (14) and the third stull (19) extend in left-right direction, and first stull (13) with
Second stull (14), which can synchronize, to be slided up and down, and is also equipped in the vehicle body frame corresponding with the reinforcing cage stirrup
Limit screw, the Limit screw extend along the longitudinal direction, and the rear and front end of the vehicle body frame is provided with several tension springs
(18), the Limit screw is detachably connected with the tension spring (18).
2. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 1, which is characterized in that the car body frame
Frame includes two rectangle frames that left and right is intervally arranged, and the rectangle frame is made of the component of the first angle steel (5) and concave shape, and described group
Part is formed by connecting by three steel pipes (1).
3. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 2, which is characterized in that two rectangles
The top of frame is connected by being respectively positioned on several first connecting screws (4) arranged therebetween and along the longitudinal direction, described in two
The lower part of rectangle frame is connected by being respectively positioned on several second connecting screws (6) arranged therebetween and along the longitudinal direction, institute
It states and is provided on the second connecting screw (6) bottom bracing (17), second connecting screw (6) is detachably connected with the rectangle frame.
4. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 2, which is characterized in that described first jiao
Steel (5) is located at the top of the rectangle frame, and two first angle steel (5) of left and right are connected by channel steel (8) positioned there between
It connects.
5. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 4, which is characterized in that the channel steel
(8) it is installed with several self-locking hauling capstans (9) on, is wound with wirerope, the steel wire on the self-locking hauling capstan (9)
Hook corresponding with the first stull (13) is provided on rope.
6. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 3, which is characterized in that the third is horizontal
It is provided in support (19) and lengthens linear bearing (16), the top for lengthening linear bearing (16) and being located at the bottom bracing (17).
7. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 1, which is characterized in that the car body frame
The bottom of frame is provided with several steel plate bases (2), and the bottom of the steel plate base (2) is connected with the universal caster wheel (3) of strap brake.
8. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 4, which is characterized in that the rectangle frame
On be provided with it is vertical and can rotation harness cord screw rod (7), the harness cord screw rod (7), which is threaded with, lengthens nut (12), described
It lengthens and is fixedly connected with the second angle steel (11) on nut (12), the first stull described in the top braces of second angle steel (11)
(13), second stull (14) is caught on by HOOK BOLTS (10) in the top of second angle steel (11).
9. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 8, which is characterized in that the rectangle frame
Lower part be provided with third angle steel (15) corresponding with the channel steel (8).
10. multi-functional trolley is installed in Cast-in-situ Beam steel reinforcement cage binding according to claim 9, which is characterized in that the harness cord
The upper end of screw rod (7) passes through the channel steel (8), and the lower end of the harness cord screw rod (7) passes through the third angle steel (15).
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CN110206323A (en) * | 2019-06-05 | 2019-09-06 | 上海建工四建集团有限公司 | Framework of steel reinforcement formation system and its application method |
CN110469126A (en) * | 2019-09-09 | 2019-11-19 | 中国十九冶集团有限公司 | Binding trolley and its binding construction method for concrete reinforcement |
CN112240004A (en) * | 2020-10-28 | 2021-01-19 | 中国十九冶集团有限公司 | Wet joint reinforcing steel bar installation device and installation method |
CN112845993A (en) * | 2020-12-31 | 2021-05-28 | 深圳市三省智能制造设备有限公司 | Modular accessory production process and system |
CN113510635A (en) * | 2020-04-09 | 2021-10-19 | 广东博智林机器人有限公司 | Steel reinforcement cage locking device and steel reinforcement cage forming equipment |
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CN112845993A (en) * | 2020-12-31 | 2021-05-28 | 深圳市三省智能制造设备有限公司 | Modular accessory production process and system |
CN112845993B (en) * | 2020-12-31 | 2023-01-03 | 深圳市三省智能制造设备有限公司 | Modular accessory production process and system |
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