CN109457872A - A kind of prefabricated assembled constructing device of cast in place frame column steel reinforcement cage and construction method - Google Patents
A kind of prefabricated assembled constructing device of cast in place frame column steel reinforcement cage and construction method Download PDFInfo
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- CN109457872A CN109457872A CN201811453536.3A CN201811453536A CN109457872A CN 109457872 A CN109457872 A CN 109457872A CN 201811453536 A CN201811453536 A CN 201811453536A CN 109457872 A CN109457872 A CN 109457872A
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- 239000010959 steel Substances 0.000 title claims abstract description 120
- 230000002787 reinforcement Effects 0.000 title claims abstract description 90
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 210000003205 muscle Anatomy 0.000 claims abstract description 82
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 57
- 230000027455 binding Effects 0.000 claims abstract description 16
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 5
- 229910052742 iron Inorganic materials 0.000 abstract description 3
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- 238000000034 method Methods 0.000 description 19
- 238000013461 design Methods 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
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- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
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- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 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
- 238000003556 assay Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The present invention discloses a kind of prefabricated assembled constructing device of cast in place frame column steel reinforcement cage and construction method, constructing device includes top fixed frame, middle part fixed frame, lower part fixed frame and several stirrup spacing brackets, top fixed frame, middle part fixed frame and lower part fixed frame include rectangular frame, several muscle of indulging with column respectively are fixedly connected on the inside of rectangular frame to correspond and dismountable fixator, the more uniformly distributed upright bars extended downwardly are fixedly connected on the outside of the rectangular frame of lower part fixed frame, the bottom of upright bar is detachably provided with the collet that can be moved up and down, stirrup spacing bracket includes vertical bar, be evenly equipped with along the vertical direction on vertical bar it is several respectively with the one-to-one comb teeth of stirrup, fixed plate is fixedly connected at the top of vertical bar, fixed plate is detachably connected with top fixed frame.Beneficial effects of the present invention: it uses fashioned iron, reinforcing bar to be composed, and can shift to an earlier date prefabricated post steel reinforcement cage, overall assembled lifting, live fast binding molding in processing space.
Description
Technical field
The present invention relates to the prefabricated assembled technical field of construction of cast in place frame column steel reinforcement cage, it particularly relates to a kind of existing
Pour the prefabricated assembled constructing device of frame column steel reinforcement cage and construction method.
Background technique
In conventional at present cast in place frame, Frame _ Shear Wall Structure system, the production of reinforced bar engineering and it is mounted on building
Occupy very big ratio in construction, no matter fee of material, labour cost or the time cost of consumption, for the economy of monolithic architecture
Benefit is most important.Meanwhile reinforced bar engineering and the processes such as template is installed, water power is pre-buried, structural concrete pours are interted mutually, mutually
To restrict, and traditional construction technique biases toward field operation, and labor intensity of workers is big, technical level is irregular, and each single item is applied
It is compact whether the linking of work link is coordinated, and directly affects safety, quality, working efficiency and the construction cost of Structural Engineering.
With the popularization increasingly of assembled architecture, concrete and reinforcement component prefabricating technique gradually form building trade reform
A large amount of works on the spot are transferred to processing factory's operation by the new industry of upgrading, element precast technique, using industrialization, it is standardized
Manufacture is produced in batches, and a large amount of human resources can be saved, effectively reduction construction period, the peace of lifting construction overall process
Entirely, quality and efficiency.
Due to current China's economic structure and the lack of uniformity of industrial system, the cooked mode of assembled architecture industrial chain is still
Do not perfect, traditional cast in place frame, Frame _ Shear Wall Structure are still widely applied, but the advantage of reinforcement component prefabricating technique
Be difficult in full cast-in-place structural be effectively played, the especially reinforcement installation of cast in place frame column, due to steel concrete supporting
Accuracy requirement, steel reinforcement cage is tied up installation in advance and is difficult to realize, and other than basal layer, ± 0 is still used manually at present with upper prop reinforcing bar
It is installed by root, largely relies on execute-in-place.In traditional handicraft, the construction of column steel reinforcement cage generally first all covers column tie-bar stretches in lower layer
Column out is indulged on muscle, then by the long vertical muscle of piece-root grafting, draws stirrup spacing line on vertical muscle, then the stirrup packaged is gradually put down upwards
It moves, is from top to bottom bound by root.There is many defects, specific manifestations for this construction method are as follows:
1, after the reinforcing bar semi-finished product vertical transport to floor of backstage production, artificial rehandling is needed, scene needs a large amount of auxiliary
Worker consumes huge cost of labor.
2, artificial setting is needed when indulging muscle spreading, by root connection, large labor intensity, and vertical muscle top generally lack enough
Strutting means indulges the flexible deformation of muscle.
3, time-consuming and laborious when the stirrup that vertical muscle lower part packages in advance moves up, need more people to cooperate, up and down repeatedly transmitting, work
Low efficiency, speed of application is slow, and artificial investment increases.
4, very difficult by vertical muscle straight thread connecting sleeve when stirrup moves up, especially column section and vertical muscle is relatively large in diameter
When, compound stirrup is criss-cross, and quantity is various, and connection sleeve outer diameter is more than in stirrup away from stirrup is difficult to smoothly above mention, Zhi Nengkuo
In stirrup away from or the curved sled of hardness be forced through, cause stirrup to deform.
5, it is required according to job specfication, stirrup corner and vertical muscle intersection point should buckle binding using twining, and guarantee stirrup and vertical muscle
It is vertical and closely connected, and field worker be it is laborsaving seek quickness, mostly use it is easy along button binding, if stirrup deform be difficult to it is completely extensive
Shape is restored, corner cannot abut and hook vertical muscle, main reinforcement protective layer is caused to be unsatisfactory for design requirement, and change reinforcing bar and tying
Stress in structure reduces the bearing capacity and anti-seismic performance of component.
6, lack the mature technology that reinforcing bar precasting process is applied to cast-in-place structural at present, continue to use conventional method, technology always
It updates slowly, the operation level and sense of responsibility of skilled worker is irregular, and quality management is there are bottleneck, bar bender in cast-in-place structural
The defect of journey conventional construction method is by long-term existence.
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 place frame column steel reinforcement cage is prefabricated assembled
Constructing device and construction method can replace traditional artificial rehandling, vertical muscle erect by root, gradually moves up the numerous of distribution stirrup
Trivial technique, solves that the generally existing operation sequence of current frame column reinforcement construction is complicated, speed of application is slow, high labor cost, work
The defects of making low efficiency, reinforcing bar deformation, fundamentally guarantees frame column reinforcement installation quality.Column can be prefabricated into advance in processing space
Steel reinforcement cage, overall assembled lifting, live fast binding molding.It can repeatedly be used in turn, simplify working procedure, improve work efficiency,
Human resources are saved, realization reduces cost, accelerates construction progress.
To realize the above-mentioned technical purpose, the technical scheme of the present invention is realized as follows:
A kind of prefabricated assembled constructing device of cast in place frame column steel reinforcement cage, including top fixed frame, middle part fixed frame, lower part are fixed
Frame and several stirrup spacing brackets, the top fixed frame, the middle part fixed frame and the lower part fixed frame include rectangle
Frame is fixedly connected with several muscle of indulging respectively with column on the inside of the rectangular frame and corresponds and dismountable fixator, described
The more uniformly distributed upright bars extended downwardly are fixedly connected on the outside of the rectangular frame of lower part fixed frame, the bottom of the upright bar is removable
It is provided with the collet that can be moved up and down with unloading, the stirrup spacing bracket includes vertical bar, uniformly distributed along the vertical direction on the vertical bar
Have several respectively with the one-to-one comb teeth of stirrup, is fixedly connected with fixed plate, the fixed plate and institute at the top of the vertical bar
Top fixed frame is stated to be detachably connected.
Further, the rectangular frame includes four groups of reinforcing bars in distributed rectangular, and reinforcing bar described in two adjacent groups passes through angle
Steel is detachably connected, and reinforcing bar described in every group includes at least two reinforcing bars.
Further, the fixator includes HOOK BOLTS.
Further, the fixator further includes two spacing reinforcing bars, the distance between two described spacing reinforcing bars and institute
The outer diameter for stating the vertical muscle of column is corresponding.
Further, several dismountable threeway attachment fasteners, the threeway are evenly equipped in the upright bar along the vertical direction
Attachment fastener is connected with several fixed transverse rods.
Further, the collet is fixedly connected with adjustable screw, and the adjustable screw is detachably connected the upright bar.
Further, the comb teeth tilts upward setting, is in 45 ° of angles between the vertical bar and the comb teeth.
Further, several hanging rings are fixedly connected on the outside of the rectangular frame of the top fixed frame.
The invention also discloses a kind of construction methods, comprising the following steps:
The column that outside is cased with stirrup is indulged muscle and sequentially passes through top fixed frame, middle part fixed frame, lower part fixed frame by S1, and by solid
Determine device fixation；
Stirrup spacing bracket is mounted on the top fixed frame by S2, and by the stirrup spacing bracket respectively with the middle part
Fixed frame, the lower part fixed frame are temporarily bound, and are uniformly distributed the stirrup using the stirrup spacing bracket, complete assembly
The assembling of formula column steel reinforcement cage；
S3 using assembled column steel reinforcement cage described in tower crane integral hoisting, the assembled column reinforcing bar cage hoisting in place after, bottom is installed
Support, to adjust the height of the assembled column steel reinforcement cage, and the column steel reinforcement cage that the lower part fixed frame and lower layer are stretched out is interim
It is fixed, fixator is dismantled, docks the assembled column steel reinforcement cage with the column steel reinforcement cage that the lower layer stretches out；
The column is indulged muscle and bound with the stirrup by S4；
After the completion of S4 binding, it is fixed to dismantle the top fixed frame, the middle part fixed frame, the lower part fixed frame and the stirrup
Away from bracket.
Further, in S3, the lower part fixed frame is fixed temporarily described by threeway attachment fastener and fixed transverse rod
The column steel reinforcement cage that lower layer stretches out.
Beneficial effects of the present invention: it uses fashioned iron, reinforcing bar to be composed, and can shift to an earlier date prefabricated post steel reinforcement cage in processing space,
Overall assembled lifting, the molding of live fast binding, traditional artificial rehandling can be replaced, vertical muscle is erect by root, gradually on
The cumbersome technique for moving distribution stirrup, solve the generally existing operation sequence of current frame column reinforcement construction is complicated, speed of application is slow,
The defects of high labor cost, working efficiency are low, reinforcing bar deforms effectively prevent the deformation of column steel reinforcement cage, the unequal quality of stirrup spacing
Common fault improves the quality and overall performance of frame column assembling steel reinforcement cage, can repeatedly be used in turn, and simplifies working procedure, improves
Work efficiency saves a large amount of human resources, and realization reduces cost, accelerates construction progress, and is the wide popularization and application of assembled architecture
Have accumulated experience.
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 schematic diagram of the top fixed frame described according to embodiments of the present invention；
Fig. 2 is the schematic diagram of the middle part fixed frame described according to embodiments of the present invention；
Fig. 3 is the schematic diagram of the lower part fixed frame described according to embodiments of the present invention；
Fig. 4 is the schematic diagram after the lower part fixed frame described according to embodiments of the present invention is connect with steel reinforcement cage bottom bracket；
Fig. 5 is the schematic diagram of the stirrup spacing bracket described according to embodiments of the present invention；
Fig. 6 is the schematic diagram in the column assembling steel reinforcement cage forming process described according to embodiments of the present invention；
Fig. 7 is the schematic diagram in the reinforced steel cage bottom portion stent procedures described according to embodiments of the present invention.
In figure:
1, top fixed frame；2, middle part fixed frame；3, lower part fixed frame；4, stirrup spacing bracket；5, fixed plate；6, upright bar；7,
Collet；8, angle steel；9, HOOK BOLTS；10, spacing reinforcing bar；11, threeway attachment fastener；12, fixed transverse rod；13, adjustable screw；
14, hanging ring.
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. 1-7, a kind of prefabricated assembled construction of cast in place frame column steel reinforcement cage according to embodiments of the present invention
Device, including top fixed frame 1, middle part fixed frame 2, lower part fixed frame 3 and several stirrup spacing brackets 4, the top is fixed
Frame 1, the middle part fixed frame 2 and the lower part fixed frame 3 include rectangular frame, are fixedly connected on the inside of the rectangular frame
It is several to indulge muscle one-to-one correspondence and dismountable fixator, fixed company on the outside of the rectangular frame of the lower part fixed frame 3 with column respectively
It is connected to the upright bar 6 that uniformly distributed more extend downwardly, the bottom of the upright bar 6 is detachably provided with the collet 7 that can be moved up and down,
The stirrup spacing bracket 4 includes vertical bar, is evenly equipped with along the vertical direction on the vertical bar several one-to-one with stirrup respectively
Comb teeth is fixedly connected with fixed plate 5 at the top of the vertical bar, and the fixed plate 5 is detachably connected with the top fixed frame 1.
In one particular embodiment of the present invention, the rectangular frame includes four groups of reinforcing bars in distributed rectangular, adjacent
Reinforcing bar described in two groups is detachably connected by angle steel 8, and reinforcing bar described in every group includes at least two reinforcing bars.
In one particular embodiment of the present invention, the fixator includes HOOK BOLTS 9.
In one particular embodiment of the present invention, the fixator further includes two spacing reinforcing bars 10, and two described fixed
It is corresponding with the vertical outer diameter of muscle of the column away from the distance between reinforcing bar 10.
In one particular embodiment of the present invention, it is evenly equipped with several dismountable three along the vertical direction in the upright bar 6
Logical attachment fastener 11, the threeway attachment fastener 11 are connected with several fixed transverse rods 12.
In one particular embodiment of the present invention, the collet 7 is fixedly connected with adjustable screw 13, the adjustable screw
13 are detachably connected the upright bar 6.
In one particular embodiment of the present invention, the comb teeth tilts upward setting, the vertical bar and the comb teeth it
Between be in 45 ° of angles.
In one particular embodiment of the present invention, if being fixedly connected on the outside of the rectangular frame of the top fixed frame 1
Dry hanging ring 14.
The invention also discloses a kind of construction methods, comprising the following steps:
The column that outside is cased with stirrup is indulged muscle and sequentially passes through top fixed frame 1, middle part fixed frame 2, lower part fixed frame 3 by S1, and is led to
Cross fixator fixation；
Stirrup spacing bracket 4 is mounted on the top fixed frame 1 by S2, and by the stirrup spacing bracket 4 respectively with it is described
Middle part fixed frame 2, the lower part fixed frame 3 are temporarily bound, and are uniformly distributed the stirrup using the stirrup spacing bracket 4,
Complete the assembling of assembled column steel reinforcement cage；
S3 using assembled column steel reinforcement cage described in tower crane integral hoisting, the assembled column reinforcing bar cage hoisting in place after, bottom is installed
Support 7 to adjust the height of the assembled column steel reinforcement cage, and the column steel reinforcement cage that the lower part fixed frame 3 is stretched out with lower layer is faced
When fix, dismantle fixator, dock the assembled column steel reinforcement cage with the column steel reinforcement cage that the lower layer stretches out；
The column is indulged muscle and bound with the stirrup by S4；
After the completion of S4 binding, the top fixed frame 1, the middle part fixed frame 2, the lower part fixed frame 3 and the hoop are dismantled
Muscle spacing bracket 4.
In one particular embodiment of the present invention, in S3, the lower part fixed frame 3 passes through 11 He of threeway attachment fastener
Fixed transverse rod 12 is fixed temporarily the column steel reinforcement cage that the lower layer stretches out.
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.
The prefabricated assembled constructing device of cast in place frame column steel reinforcement cage of the present invention, indulges muscle fixed frame, stirrup by column
Spacing bracket 4 and steel reinforcement cage bottom bracket are composed.Column indulge muscle fixed frame include top fixed frame 1, middle part fixed frame 2,
Lower part fixed frame 3.Wherein, muscle is indulged as column using the angle steel 8 of 25 reinforcing bar of Ф, 50*50*5mm and 50*75*5mm, M12 bolt combination to consolidate
Determine frame, hanging ring 14 made of Ф 20mm reinforcing bar is welded on top fixed frame 1, lower part fixed frame 3 welds Ф 45*3.5mm steel pipe
Manufactured upright bar 6；Stirrup spacing bracket is welded with Ф 12mm reinforcing bar, Ф 8mm reinforcing bar and 3mm thick steel plate；With Ф 48*3.5mm steel
It manages and 11 groups of threeway attachment fastener is combined into steel reinforcement cage bottom bracket, the column steel reinforcement cage that locking lower layer stretches out.
In actual use, first pop-up column template position line, cleaning capital laitance corrects lower layer to stone is all exposed at scene
The column of the column steel reinforcement cage of stretching indulges muscle, and the column for being then inserted in stretching indulges stirrup required on muscle, finishes according to design spacing binding；
This layer of column assembling steel reinforcement cage is formed in steel bar meter field in advance, it is temporarily with steel pipe diagonal brace that lower part fixed frame 3 is vertical first
Stirrup is inserted in, separately by 6 12 bar dowels of Ф that are fixed, being protruded horizontally up using the locking of HOOK BOLTS 9, the horizontal steel pipe support pad in lower part
Erect column top fixed frame 1 in one end.Prick post indulges muscle and is locked at top fixed frame 1 by design spacing using the HOOK BOLTS of M12 9
On lower part fixed frame 3.It indulges in column and draws lines on muscle by stirrup spacing, extract Ф 12mm bar dowel out, be distributed stirrup by design spacing,
Then installation middle part fixed frame 2, column indulge muscle fixed frame four sides and are respectively clamped into stirrup spacing bracket 4, and the two of stirrup spacing bracket 4
End is connected to column and indulges on muscle fixed frame and block stirrup, and stirrup is not bound temporarily with vertical muscle；Utilize tower crane integral hoisting column steel
Muscle cage, the insertion of upright bar 6 that lower part fixed frame 3 welds have the adjustable screw 13 of collet, and adjustment absolute altitude makes vertical muscle junction substantially
It coincide, is connected and fixed cross bar 12 using threeway attachment fastener 11 and the column steel cage muscle stretched out with lower layer is locked, keep whole reinforcing bar
Skeleton is stablized, and tower crane, which can break off relations, lifts next group of column steel reinforcement cage.
Loosen the HOOK BOLTS 9 on the vertical muscle fixed frame of column by root, column binds stirrup after indulging the connection of muscle joint mechanical, dismantles
Column indulges muscle fixed frame, stirrup spacing bracket 4 and steel reinforcement cage bottom bracket, and it is integrally formed to complete column steel reinforcement cage.
Technological operation step: column steel reinforcement cage → production column that measurement snap the line → cleaning capital laitance → binding lower layer stretches out is vertical
Muscle fixed frame, stirrup spacing bracket 4 and steel reinforcement cage bottom bracket → this layer of column assembling steel reinforcement cage molding → integral hoisting → mark
Top adjustment → fixed steel bars cage bottom bracket → vertical muscle connects → binds column tie-bar → disassembly column and indulges muscle fixed frame, stirrup spacing
Bracket 4 and steel reinforcement cage bottom bracket → inspection of quality.
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, equal two degree of Tu Yuntie alcohol acid antirust paint of exposed ironware.
(2) reinforcing bar: using HRB400 reinforcing bar, and the strength standard value of reinforcing bar 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 ".
The prefabricated assembled constructing device of cast in place frame column steel reinforcement cage (hereinafter referred to as specific purpose tool) making step: special tool
Tool is indulged muscle fixed frame, column tie-bar spacing bracket 4 and steel reinforcement cage bottom bracket by column and is composed.
(1) production column indulges muscle fixed frame, and column indulges muscle fixed frame and is divided into top fixed frame 1, middle part fixed frame 2, lower part
These three forms of fixed frame 3 are formed with 25 reinforcing bar of Ф, angle steel 8 and M12 bolt combination.
Production middle part fixed frame 2, intercepts 2 25 reinforcing bars of Ф, and cutting length is column section width+15mm；Interception 2
The angle steel 8 of 50*50*5mm, cutting length 150mm, and 14 bolt hole of Ф, Kong Zhongxin elongation steel edge are drilled out in side respectively
45mm.Reinforcing bar is placed in 8 middle position of angle steel, and holding distance of reinforcing bar is 14mm, reinforcing bar is respectively welded side by side in 8 two sides of angle steel
Face, using two-sided continuous welding, as component one.Same method makes 4 components one, rectangular frame is combined into, with 8 M12
Bolt penetrates the locking of the bolt hole on angle steel 8.Muscle design position is indulged according to column to be welded on 25 reinforcing bar of Ф with 12 steel bar end of Ф
Spacing reinforcing bar 10 stretches out 20mm, and the HOOK BOLTS 9 for indulging muscle radical outfit M12 further according to column is spare.
2. making top fixed frame 1, fixed frame 1 production method in top is with middle part fixed frame 2, in addition in rectangular frame quadrangle
Angle steel on the outside of with 20 reinforcement welding of Ф at hanging ring 14, take two-sided connecting welding, fusion length 150mm, weld bead height 5mm.
3. making lower part fixed frame 3,2 25 reinforcing bars of Ф are intercepted, cutting length is column section width+35mm；Interception 2
The angle steel 8 of 50*75*5mm, cutting length 150mm, and 14 bolt hole of Ф, 8 edge of Kong Zhongxin elongation steel are drilled out in side respectively
45mm.Reinforcing bar is placed in 8 middle position of angle steel, and holding distance of reinforcing bar is 14mm, reinforcing bar is respectively welded side by side in 8 two sides of angle steel
Face, as component two.Same method makes 4 components two, is combined into rectangular frame, is penetrated on angle steel 8 with 8 M12 bolts
Bolt hole locking, welds upright bar 6 made of Ф 45*3.5mm steel pipe on the outside of the angle steel 8 of rectangular frame quadrangle, and upright bar 6 is long
1350mm takes two-sided connecting welding, fusion length 150mm, weld bead height 5mm.Muscle radical, which is indulged, further according to column is equipped with M12's
HOOK BOLTS 9 is spare.
(2) stirrup spacing bracket 4 is made, intercepts 4 12 reinforcing bars of Ф as vertical bar, cutting length is this layer of column steel reinforcement cage hoop
Muscle range+100mm is welded into comb teeth, extension elongation 50mm by 100mm spacing with 8 reinforcing bar of Ф, and is in 45 ° of angles with vertical bar.?
1 block of 3mm thickness 50*100mm steel plate is vertically welded as fixed plate 5 in vertical bar top surface, and 5 top of fixed plate drills out 14 bolt hole of Ф, away from
25mm at the top of vertical bar.
When specifically used: (1) measuring snap the line, according to the building orientation axis measuring column template position line, pop up the line of ink marker, column
The eye-catching mark of quadrangle red paint.
(2) capital laitance is cleared up, clears up capital laitance, artificial chiseling to surface all exposes stone, and rinses well.
(3) column of the column steel reinforcement cage that binding lower layer stretches out, the column steel reinforcement cage that finishing lower layer stretches out indulges muscle, removes the dirts such as mortar
Stain is indulged in column by stirrup design spacing scribing line on muscle, and the column for calculating stretching indulges stirrup quantity required on muscle, stirrup is inserted in
The column that lower layer stretches out is indulged on muscle, uses twine button binding from top to bottom.Stirrup is vertical with the vertical muscle of column, and column indulges muscle and is close to stirrup interior angle,
It ties up button all to bind towards column center, stirrup corner and vertical muscle intersection point, along column quadrangle interlaced arrangement at stirrup hook overlapping.
(4) column assembling steel reinforcement cage forms, and in advance forms this layer of column assembling steel reinforcement cage in steel bar meter field, first temporarily
It is with steel pipe diagonal brace that lower part fixed frame 3 is vertically fixed, M12 eave tile is penetrated among 3 surrounding of lower part fixed frame, 25 reinforcing bar of each 2 Ф
Protrude horizontally up 6 12 bar dowels of Ф are temporarily locked on lower part fixed frame 3, the whole stirrups calculated are inserted in by bolt 9
Bar dowel, solid matter is upright, the horizontal steel pipe support pad in lower part；The other end erects top fixed frame 1, is this with 3 spacing of lower part fixed frame
Layer column reinforcing cage stirrup range+120mm；Prick post indulges muscle later, is locked at by design position and spacing using M12 HOOK BOLTS 9
On top fixed frame 1 and lower part fixed frame 3；It indulges in column and crosses on muscle by stirrup spacing, 12 bar dowel of Ф is extracted out, by what is pulled
Spacing be distributed stirrup, then in stirrup clear distance installation in the middle part of fixed frame 2, with column indulge muscle with HOOK BOLTS 9 locking；4 are bound round
Muscle spacing bracket 4 is respectively penetrated from column tendons skeleton four sides, and stirrup is caught in comb teeth, and vertical bar top passes through in fixed plate 5
Bolt hole is fixed on the HOOK BOLTS 9 of top fixed frame 1, and the middle part and lower part of vertical bar temporarily bind that indulge muscle in column solid with tied silk
Determine on frame, be assembled into assembled steel reinforced cage, stirrup is indulged muscle with column and do not bound temporarily.
(5) steel reinforcement cage integral hoisting, tower crane integral hoisting assembled column steel reinforcement cage take 4 points of bindings using 2 wirerope
Lifting, suspension centre is located on the hanging ring 14 of 1 four welded corner joint of top fixed frame, with snap ring locking wirerope by steel reinforcement cage integral lifting,
4 ropes made of hemp are drawn on lower part fixed frame 3 simultaneously, operation are commanded by special messenger on floor, it is ensured that steel reinforcement cage is distortionless when lifting
Deformation, steady safety.Reinforcing bar cage hoisting in place after, 4 upright bars 6 that lower part fixed frame 3 is welded penetrate threeway fixing buckle in advance
Part 11, bottom insertion have the adjustable screw 13 of collet, and adjustment absolute altitude makes the vertical muscle junction of column substantially coincide, and a little higher than lower layer
The column of the column steel reinforcement cage of stretching indulges top rib face.
(6) reinforced steel cage bottom bracket after assembled column steel reinforcement cage is in place, utilizes the threeway attachment fastener in upright bar 6
11 penetrate fixed transverse rod 12, clamp the column steel reinforcement cage that the lower layer bound stretches out, are locked as with threeway attachment fastener 11 mutually
Steel reinforcement cage bottom bracket keeps whole framework of steel reinforcement to stablize, and tower crane, which can break off relations, lifts next group of column muscle.
(7) column indulges muscle connection, loosens the HOOK BOLTS 9 on the vertical muscle fixed frame of column by root, lower prop on joint is indulged muscle
Alignment axis is screwed into connection sleeve, is tightened with torque spanner, and until torque spanner issues sound, connector tightens value by table 1
Defined moment values use, must not be super stubborn, and 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 |
(8) column tie-bar is bound, stirrup spacing and interim with stirrup spacing bracket 4 has been distributed before assembled column reinforcing bar cage hoisting
It is fixed, it can directly be bound.Stirrup is vertical with the vertical muscle of column, and using the binding of button method is twined, it is whole that stirrup corner and column indulge muscle intersection point
It fastens, column indulges muscle and the crosspoint of the non-corner of stirrup is bound at plum blossom or staggeredly, along column at the connector crotch overlapping of stirrup
The vertical interlaced arrangement of son, and be located on the interface point of stirrup and the vertical muscle of column corner post, capital stirrup spacing is added by job specfication requirement
It is close.When lacing wire is arranged such as design requirement, lacing wire should hook column simultaneously and indulge muscle and stirrup.After the completion of stirrup binding, protective layer is installed
Cushion block, spacing l000mm interlaced arrangement, it is ensured that it is accurate that column indulges tendon protective layer thickness.
(9) disassembly column indulges muscle fixed frame and bracket, and after column steel reinforcement cage is integrally formed, disassembly column indulges muscle fixed frame, hoop
Muscle spacing bracket 4 and steel reinforcement cage bottom bracket.The bolt on 4 top tie plate 5 of stirrup spacing bracket is unscrewed first, and stirrup is determined
It is integrally taken out away from 4 whereabouts 50mm of bracket；Then the connection bolt on top fixed frame 1 and middle part fixed frame 2 is dismantled, is decomposed
It removes；Finally dismantle lower part fixed frame 3 and steel reinforcement cage bottom bracket, the component centralized collection cleaning removed, transport back processing space after
Continuous to be used in turn, mounted column steel reinforcement cage through entering next procedure after the assay was approved.
In conclusion can be applied to the rectangle frame trestle of various sectional dimensions by means of above-mentioned technical proposal of the invention
Steel reinforcement cage installation is composed using fashioned iron, reinforcing bar, can be prefabricated into advance framework of steel reinforcement, overall assembled in processing space
Lifting, live fast binding molding.Column is erect instead of traditional artificial rehandling, by root to indulge muscle, gradually move up distribution stirrup
Cumbersome technique, effectively prevent column steel reinforcement cage deformation, the unequal common quality defect of stirrup spacing, operational instrument, which can repeatedly be had enough to meet the need, to be made
With mitigation labor intensity of workers saves a large amount of human resources, and 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. a kind of prefabricated assembled constructing device of cast in place frame column steel reinforcement cage, which is characterized in that including top fixed frame (1), in
Portion's fixed frame (2), lower part fixed frame (3) and several stirrup spacing brackets (4), the top fixed frame (1), the middle part are fixed
Frame (2) and the lower part fixed frame (3) include rectangular frame, be fixedly connected on the inside of the rectangular frame it is several respectively with column
Vertical muscle corresponds and dismountable fixator, is fixedly connected on the outside of the rectangular frame of the lower part fixed frame (3) uniformly distributed
The more upright bars (6) extended downwardly, the bottom of the upright bar (6) is detachably provided with the collet (7) that can be moved up and down, described
Stirrup spacing bracket (4) includes vertical bar, is evenly equipped with and several combs correspondingly with stirrup respectively along the vertical direction on the vertical bar
Tooth is fixedly connected with fixed plate (5) at the top of the vertical bar, and the fixed plate (5) detachably connects with the top fixed frame (1)
It connects.
2. the prefabricated assembled constructing device of cast in place frame column steel reinforcement cage according to claim 1, which is characterized in that the square
Shape frame includes four groups of reinforcing bars in distributed rectangular, and reinforcing bar described in two adjacent groups is detachably connected by angle steel (8), described in every group
Reinforcing bar includes at least two reinforcing bars.
3. the prefabricated assembled constructing device of cast in place frame column steel reinforcement cage according to claim 1, which is characterized in that described solid
Determining device includes HOOK BOLTS (9).
4. the prefabricated assembled constructing device of cast in place frame column steel reinforcement cage according to claim 3, which is characterized in that described solid
Determining device further includes two spacing reinforcing bars (10), and the distance between two described spacing reinforcing bars (10) indulge the outer diameter phase of muscle with the column
It is corresponding.
5. the prefabricated assembled constructing device of cast in place frame column steel reinforcement cage according to claim 1, which is characterized in that described vertical
Several dismountable threeway attachment fasteners (11), threeway attachment fastener (11) connection are evenly equipped on bar (6) along the vertical direction
There are several fixed transverse rods (12).
6. the prefabricated assembled constructing device of cast in place frame column steel reinforcement cage according to claim 1, which is characterized in that the bottom
Support (7) is fixedly connected with adjustable screw (13), and the adjustable screw (13) is detachably connected the upright bar (6).
7. the prefabricated assembled constructing device of cast in place frame column steel reinforcement cage according to claim 1, which is characterized in that the comb
Tooth tilts upward setting, is in 45 ° of angles between the vertical bar and the comb teeth.
8. the prefabricated assembled constructing device of cast in place frame column steel reinforcement cage according to claim 1, which is characterized in that on described
Several hanging rings (14) are fixedly connected on the outside of the rectangular frame of portion's fixed frame (1).
9. a kind of construction method using the prefabricated assembled constructing device of cast in place frame column steel reinforcement cage described in claim 1,
It is characterized in that, comprising the following steps:
The column that outside is cased with stirrup is indulged muscle and sequentially passes through top fixed frame (1), middle part fixed frame (2), lower part fixed frame by S1
(3), and pass through fixator fixation；
Stirrup spacing bracket (4) is mounted on the top fixed frame (1) by S2, and respectively by the stirrup spacing bracket (4)
It is temporarily bound with the middle part fixed frame (2), the lower part fixed frame (3), using the stirrup spacing bracket (4) by the hoop
Muscle is uniformly distributed, and completes the assembling of assembled column steel reinforcement cage；
S3 using assembled column steel reinforcement cage described in tower crane integral hoisting, the assembled column reinforcing bar cage hoisting in place after, bottom is installed
It holds in the palm (7), to adjust the height of the assembled column steel reinforcement cage, and the column reinforcing bar that the lower part fixed frame (3) and lower layer are stretched out
Cage is fixed temporarily, and is dismantled fixator, is docked the assembled column steel reinforcement cage with the column steel reinforcement cage that the lower layer stretches out；
The column is indulged muscle and bound with the stirrup by S4；
S4 binding after the completion of, dismantle the top fixed frame (1), the middle part fixed frame (2), the lower part fixed frame (3) and
The stirrup spacing bracket (4).
10. construction method according to claim 9, which is characterized in that in S3, the lower part fixed frame (3) passes through three
Logical attachment fastener (11) and fixed transverse rod (12) are fixed temporarily the column steel reinforcement cage that the lower layer stretches out.
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| CN111847217A (en) * | 2020-08-25 | 2020-10-30 | 广东博智林机器人有限公司 | Steel reinforcement cage hoisting device and steel reinforcement cage hoisting method |
| CN114411557A (en) * | 2022-01-06 | 2022-04-29 | 中国五冶集团有限公司 | Cast-in-place box girder beam multi-layer steel bar installation support system device and construction method thereof |
| WO2024060627A1 (en) * | 2022-09-21 | 2024-03-28 | 黄均贤 | Concrete framework structure made of composite connecting assemblies and construction method |
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| CN109457872B (en) | 2024-02-02 |
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