CN109989525A - Y shape composite supporting structure and its construction method - Google Patents
Y shape composite supporting structure and its construction method Download PDFInfo
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- CN109989525A CN109989525A CN201910297885.9A CN201910297885A CN109989525A CN 109989525 A CN109989525 A CN 109989525A CN 201910297885 A CN201910297885 A CN 201910297885A CN 109989525 A CN109989525 A CN 109989525A
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- 239000002131 composite material Substances 0.000 title claims abstract description 38
- 238000010276 construction Methods 0.000 title claims abstract description 38
- 239000004567 concrete Substances 0.000 claims abstract description 100
- 239000011440 grout Substances 0.000 claims description 12
- 239000003351 stiffener Substances 0.000 claims description 12
- 238000013461 design Methods 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005034 decoration Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 claims 1
- 239000002344 surface layer Substances 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 24
- 239000010959 steel Substances 0.000 description 24
- 238000009434 installation Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
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- 239000004568 cement Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000010412 perfusion Effects 0.000 description 3
- 239000004927 clay Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005246 galvanizing Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
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- 239000002893 slag Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000011398 Portland cement Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000011383 glass concrete Substances 0.000 description 1
- 239000011211 glass fiber reinforced concrete Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
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- 239000000843 powder Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
- E04G13/021—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor for circular columns
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The present invention provides a kind of Y shape composite supporting structure and its construction method, which includes: concrete bearing column；Column core, including the Y shape mould cylinder being installed on the concrete bearing column and the concrete being poured into the Y shape mould cylinder；And it is coated on the prefabricated curved surface decorative layer in the outside of the Y shape mould cylinder, including prefabricated panel and the multiple support frames being installed on the lateral wall of the Y shape mould cylinder, the side far from the Y shape mould cylinder of multiple support frames as described above forms smooth mounting surface, and the prefabricated panel is installed on the mounting surface.The present invention is solved Y type concrete column and is poured using traditional armored concrete, the problem of the capital positioning and rectifying hardly possible of Y type concrete column.
Description
Technical field
The present invention relates to technical field of building construction, and in particular to a kind of Y shape composite supporting structure and its construction method.
Background technique
In heavy construction structure, designed for supporting the jag part moulding of Y type concrete column of roof system complicated, by Y
The single octagon column in the lower part of type concrete column up jag fade to cross section be circular two cones, Y type concrete
The built-in fitting of two cones of column is connect with roof system and power transmission.According to traditional concrete pouring construction mode, Y type concrete
The jag region site operation difficulty on the top of column is very big, the main problems are as follows:
1, moulding is complicated, and form bracing system is complicated, and can only select large-scale sizing punching block.
2, bar gauge is big and very intensive, and reinforcing bar binds difficulty and its big.Framework of steel reinforcement after molding, because it is whole rigid
Certain ductility is spent and has, it can not outer dimension and space orientation correction.
3, the built-in fitting positioning at the top of two cones of Y type concrete column can not rectify a deviation, and cause the pre-buried mistake of built-in fitting
Position causes roof system that can not install in turn.
4, bar gauge is big and very intensive, and moulding is complicated.Concreting is extremely difficult, can not vibration compacting, tear open
The mass defects such as a large amount of voids and pits are had after mould.
5, the link position of roof system (steel construction) and Y type concrete column is on Y shape pillar top, and connecting portion setting is improper, from knot
Have the defects that in structure stress natural.
Summary of the invention
To overcome the defects of present in the prior art, a kind of Y shape composite supporting structure is provided, now to solve Y type concrete
Column is poured using traditional armored concrete, the problem of the capital positioning and rectifying hardly possible of Y type concrete column.
To achieve the above object, a kind of Y shape composite supporting structure is provided, comprising: concrete bearing column；
Column core, including the Y shape mould cylinder being installed on the concrete bearing column and the coagulation being poured into the Y shape mould cylinder
Soil；And
It is coated on the prefabricated curved surface decorative layer in the outside of the Y shape mould cylinder, including prefabricated panel and is installed on the Y shape mould
The side far from the Y shape mould cylinder of multiple support frames on the lateral wall of cylinder, multiple support frames as described above forms smooth installation
Face, the prefabricated panel are installed on the mounting surface.
Further, stiffener is connected between the Y shape mould cylinder and the concrete bearing column.
Further, the Y shape mould cylinder includes the first mould cylinder being installed on the concrete bearing column, first mould
The two sides of cylinder are connected separately with oblique the second mould cylinder set up, are perfused in the first mould cylinder and the second mould cylinder
State concrete.
Further, the side wall of the first mould cylinder offers perforation, and the perforation is connected to the second mould cylinder.
Further, the prefabricated panel is prefabricated GRC panel, and the inner surface of the prefabricated GRC panel is embedded with pre-buried
Part, the built-in fitting are connected to support frame as described above.
Further, the length of multiple support frames as described above from the lower end of the Y shape mould cylinder to the upper end of the Y shape mould cylinder by
Gradual change is short.
Further, the Y shape mould cylinder surface is fixed in one end of support frame as described above, connects on the other end of support frame as described above
It is connected to attachment beam, the surface shape of the attachment beam is matched with the design surface shape of molding Y shape composite supporting structure, described pre-
Panel processed is installed on the surface of the attachment beam.
The present invention provides a kind of construction method of Y shape composite supporting structure, comprising the following steps:
Construction concrete bearing column；
Y shape mould cylinder is installed on the concrete bearing column；
By filling concrete to form column core in the Y shape mould cylinder；
In installing multiple support frames on the lateral wall of the Y shape mould cylinder, so that the separate Y shape of multiple support frames as described above
The side of mould cylinder forms smooth mounting surface；
Prefabricated panel is installed on to the prefabricated curved surface dress that the outside for being coated on the Y shape mould cylinder is formed on the mounting surface
Adorn layer.
Further, described by filling concrete in the Y shape mould cylinder to form column core the step of before, further include
Step: stiffener is provided, the stiffener is connected between the Y shape mould cylinder and the concrete bearing column.
Further, the Y shape mould cylinder includes the first mould cylinder and the second mould cylinder, the first mould cylinder and the second mould cylinder
Grout hole is offered respectively, and the side wall of the first mould cylinder offers perforation, and the perforation is connected to the second mould cylinder, described
By filling concrete in the Y shape mould cylinder to form column core the step of include:
The concrete is poured into the first mould cylinder via the grout hole at the top of the first mould cylinder, is poured into
The liquid level of the concrete of the first mould cylinder is located at the lower section of the perforation；
The concrete is poured into the second mould cylinder via the grout hole of the second mould cylinder, so that described second
The concrete in mould cylinder fills the first mould cylinder via the perforation.
The beneficial effects of the present invention are support construction is divided into whole concrete knot by Y shape composite supporting structure of the invention
The composite construction that concrete bearing column, Y shape mould cylinder, concrete and the prefabricated curved surface decorative layer of structure form, it is organic to mix to form use
In the support construction of roof system (steel construction), on the one hand, support system needed for the present invention is simple, construction efficiency is high, only for Y shape mould
Cylinder is supported, and for Y shape mould cylinder is compared to traditional splice template, quick construction avoids that reinforcing bar is arranged in concrete
Skeleton, on the other hand, the column core of Y shape mould cylinder and concrete building are used for pre-buried built-in fitting, so that the column of Y shape composite supporting structure
The built-in fitting registration on top, stem are coated using prefabricated curved surface decorative layer, curved surface decorative layer shift to an earlier date it is prefabricated further plus
Fast construction progress, improves construction efficiency, so that the outer dimension of entire Y shape composite supporting structure more easily meets design and wants
It asks.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the Y shape composite supporting structure of the embodiment of the present invention.
Fig. 2 is status diagram after the filling concrete of the Y shape composite supporting structure of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of the prefabricated curved surface decorative layer of the Y shape composite supporting structure of the embodiment of the present invention.
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
Fig. 1 be the Y shape composite supporting structure of the embodiment of the present invention cross-sectional view, Fig. 2 be the embodiment of the present invention Y shape it is compound
The prefabricated curved surface of status diagram after the filling concrete of support construction, the Y shape composite supporting structure that Fig. 3 is the embodiment of the present invention
The structural schematic diagram of decorative layer.
Referring to figs. 1 to shown in Fig. 3, the present invention provides a kind of Y shape composite supporting structures, comprising: concrete bearing column 1,
Column core 2 and prefabricated curved surface decorative layer 3.
Specifically, column core 2 includes Y shape mould cylinder and concrete 23.Concrete 23 is perfused in Y shape mould cylinder to form column core 2.
Prefabricated curved surface decorative layer 3 is coated on the outside of Y shape mould cylinder.Prefabricated curved surface decorative layer 3 includes prefabricated panel 31 and multiple support frames
32.Multiple support frames 32 are installed on the lateral wall of Y shape mould cylinder.The side of the separate Y shape mould cylinder of multiple support frames 32 forms suitable
Sliding mounting surface.Prefabricated panel 31 is installed on the mounting surface.
Support construction is divided into the concrete bearing column of whole concrete structure, Y shape mould by Y shape composite supporting structure of the invention
The composite construction of cylinder, concrete and prefabricated curved surface decorative layer composition, it is organic to mix the support knot to be formed for roof system (steel construction)
Structure, on the one hand, support system needed for the present invention is simple, construction efficiency is high, is only supported for Y shape mould cylinder, and Y shape mould cylinder phase
For traditional splice template, quick construction avoids that framework of steel reinforcement is arranged in concrete, on the other hand, Y shape mould cylinder and
The column core of concrete building is used for pre-buried built-in fitting, so that the built-in fitting registration of the capital of Y shape composite supporting structure, stem
Coated using prefabricated curved surface decorative layer, curved surface decorative layer shift to an earlier date it is prefabricated further accelerate construction progress, improve construction effect
Rate, so that the outer dimension of entire Y shape composite supporting structure more easily meets design requirement.
In the present embodiment, Y shape mould cylinder includes the first mould cylinder 21 and the second mould cylinder 22.First mould cylinder 21 has a closed end
With the open end being installed on concrete bearing column 1.First mould cylinder 21 is vertically arranged.The open end of first mould cylinder 21 is installed on
On the upper surface of concrete bearing column.The closed end (top) of first mould cylinder 21 offers grout hole.The outside of first mould cylinder 21
Wall is connected with oblique the second mould cylinder 22 set up.Concrete 23 is perfused in first mould cylinder 21 and the second mould cylinder 22 to be formed
Column core.
In the present embodiment, stiffener 4 is connected between the second mould cylinder 22 and concrete bearing column 1.Specifically, concrete
The upper end of support column 1 is embedded with dowel and cross shear key.Dowel, cross shear key extend to opening for the first mould cylinder 21 respectively
In mouthful end and in the concrete 23 that is embedded in the first mould cylinder 21.The upper end of stiffener 4 is connected to the outside of the second mould cylinder 22, adds
The lower end support of strength plate 4 is connected to the top of concrete bearing column 1.Further, the side of stiffener 4 is connected to the first mould cylinder
Lateral wall, stiffener is effectively supported between the first mould cylinder, the second mould cylinder and concrete bearing column.
In the present embodiment, the inside of the first mould cylinder 21 is equipped with stiffening plate.Stiffening plate is set along the radial direction of the first mould cylinder
It sets, specifically, stiffening plate is located at the lower section of the second mould cylinder and the first mould cylinder junction, the position that stress is more concentrated.Stiffening plate
Internal support is carried out to the first mould cylinder to the second mould cylinder and the first mould cylinder junction.Deflector hole is offered in stiffening plate, to fill
When infusing concrete, concrete can enter the lower part of the first mould cylinder via deflector hole.
The side wall of first mould cylinder 21 offers perforation 212.Perforation 212 is connected to the second mould cylinder 22.Further, perforation
212 are located at the axial location of the second mould cylinder 22.In concrete perfusion, concrete can be by the second mould cylinder 22, via perforation
212 enter in the first mould cylinder 21.
In the present embodiment, prefabricated panel 31 is prefabricated GRC panel.Glass concrete (Glass fiber
Reinforced Concrete, abridge GRC).GRC is that one kind using alkali-resistant glass fibre is reinforcing material, cement mortar for matrix
The fiber concrete composite material of material, GRC are a kind of by die modeling, texture, texture and the Color Expression designer imagination
The material of power.
Specifically, the length of multiple support frames gradually shortens from the lower end of Y shape mould cylinder to the upper end of Y shape mould cylinder, so that this
The Y shape composite supporting structure of invention integrally has lower thick upper thin trend, and the top bifurcated of Y shape composite supporting structure is also in lower thick
Upper thin polymorphic structure.
Y shape mould cylinder surface is fixed in one end of support frame 32.Attachment beam 33 is connected on the other end of support frame 32.Connection
The surface shape of beam is matched with the design surface shape of molding Y shape composite supporting structure.Prefabricated panel 31 is installed on attachment beam
Surface.
In the present embodiment, the quantity of attachment beam 33 is multiple, and multiple attachment beams are continuously arranged.Specifically, precast surface
The medial surface of plate 31 is embedded with pre-buried dowel, and pre-buried dowel is connected to attachment beam.
The present invention provides a kind of construction methods of Y shape composite supporting structure, comprising the following steps:
S1: construction concrete bearing column 1.
Construction concrete bearing column 1, concrete bearing column 1 are reinforced concrete structure.The top of concrete bearing column is pre-
It is embedded with dowel and cross shear key.Dowel, cross shear key upper end extend to respectively concrete bearing column top it is upper
Side.
S2: Y shape mould cylinder is provided, Y shape mould cylinder is installed on the concrete bearing column.
Y shape mould cylinder includes the first mould cylinder 21 and the second mould cylinder 22.First mould cylinder has an open end and a closed end.Second
On the lateral wall of one end of the oblique close closed end for being connected to the first mould cylinder 21 of mould cylinder 22.The quantity of second mould cylinder 22 is two
Root forms Y shape shape with the first mould cylinder 21.
In the present embodiment, the first mould cylinder 21 and the second mould cylinder 22 are round steel cylinder.First mould cylinder and the second mould cylinder difference
Offer grout hole.The grout hole 211 of first mould cylinder is located on the end face of the closed end of the first mould cylinder.The side wall of first mould cylinder is opened
Equipped with perforation 212.Perforation 212 is connected to the second mould cylinder.
In the present embodiment, offer bearing support is be provided, is erected with the bearing support below the second mould cylinder,
It is supported in the second mould cylinder.
S3, stiffener 4 is provided, stiffener 4 is connected between the second mould cylinder 22 and concrete bearing column 1.Preferably, plus
The side of strength plate is connected to the lateral wall of the first mould cylinder 21.
S4, concrete 23 is provided, concrete 23 is poured into the first mould cylinder 21 and the second mould cylinder 22 to form column core.
The perfusion of concrete carries out in two times.
It is specific:
S41, it is perfused for the first time.Concrete 23 is poured into the first mould cylinder 21 via grout hole 211, is poured into the first mould
The lower section for the perforation 212 that the side wall that the liquid level a of the concrete 23 of cylinder 21 is located at the first mould cylinder 21 opens up.Using internal vibrator
(vibrating spear or pot bottom-shape vibrator etc.) vibrates, and each vibrating time is no less than 30s, and primary height of pouring is not preferably greater than 2m.It fills
It is tapped when note using hammer and checks whether concrete has the uncompacted place of filling.If there is uncompacted place, attachment can be used
External vibrators on steel pipe are spread to vibrate.The working range of external vibrators is not less than 0.3mm with steel pipe transverse amplitude
Effectively.
S42, the second perfusion.Concrete 23 is poured into the second mould cylinder via the grout hole 221 of the second mould cylinder 22, second
Concrete 23 in mould cylinder 22 is poured into the first mould cylinder 21 via perforation 212, until concrete is overflowed from grout hole 211.
S5: prefabricated panel 31 and multiple support frames 32 are provided.In installing multiple support frames 32 on the lateral wall of Y shape mould cylinder,
So that the side of the separate Y shape mould cylinder of multiple support frames forms smooth mounting surface.Prefabricated panel is installed on the mounting surface
On.
The welding of support frame 32 need to be completed before bearing support unloads, and cause to answer to the first mould cylinder and the second mould cylinder in order to avoid freezing
Power damage.It is obvious in view of the three-dismensional effect of Y shape composite supporting structure of the invention, and the angle of the first mould cylinder and the second mould cylinder is omited
There is deviation, support frame 32 should carry out space three-dimensional pattern layout using BIM technology.To guarantee entirety after prefabricated GRC panel installation
Stability, support frame by attachment beam be linked to be in length and breadth it is cyclic annular become an overall skeleton, all weld bonds are all using being fully welded method
It is fixed.After welding, all weld seams are all obtained and are used twice of brushing of cold galvanizing paint.
Prefabricated GRC panel installation positioning, control deviation and installation method are as follows.
1. verifying site dimension, arranging site dimension and design size deviation using BIM technology and analyzing, determine and adjust
Modify design size.
2. carving master mold in 1:1 ratio according to drawing size, carve after master mold after Quality Inspector examines review size,
Ensure just to start subsequent pattern making procedure after size is errorless.
3. confirming piecemeal (Y shape pillar is divided into 46 pieces), every piece of prefabricated GRC panel carries out number, with reach orderly production with
Transport installation；Consider to adjust (back several points are described installation method) when piecemeal is installed convenient for the later period.Make each piecemeal mold.
4. production and conserving material.
5. transport of materials is to scene, support frame is logical using the zinc-plated side of 50mm × 50mm × 4mm, according to drawing requirement, along pre-
Support frame is successively welded and fixed at GRC panel parting processed, controls size of the support frame size from mounting surface in 100mm, is convenient for
Disengaging position and side-to-side dimensions are adjusted when installation, to reach the design apparent size and site dimension deviation of the prefabricated GRC panel of drawing
The requirement combined.Pre-buried Φ 10mm galvanizing steel (dowel) when the inner surface production of prefabricated GRC panel, when installation with support
Frame and attachment beam are weldingly connected, and knockout welding slag does antirust treatment after support frame is welded.
6. positioning the fixed prefabricated GRC panel of bottom first lap with center vertical steel structure.Drawing ruler is pressed centered on perpendicular steel column
Very little requirement positioning GRC finished surface is at a distance from Y shape mould cylinder；Welding installation in numerical order, the reserved gap 10mm are used to modulate, after
Phase does joint filling repairing, and pad removes welding slag and antirust treatment.This prefabricated GRC panel of circle is particularly critical, arranges professional technique people
Member site supervision simultaneously verify installation dimension, it is ensured that with drawing size it is errorless after carry out subsequent installation again.
7. the prefabricated GRC panel of the second circle of installation is adjusted in conjunction with drawing and live steel structure different angle size in numerical order
Smooth (the control of appearance of prefabricated GRC panel finished surface is controlled in splicing gap, plate and the interplate gap of intermediate recess
Within the scope of 5mm) it is consistent to intermediate steel column distance with prefabricated GRC panel four weeks suitable for reading, for local irregularity peace favorable balance away from
Small uses hand mill polishing or later period dedicated clay repairing treatment, reaches the whole smooth, bilateral symmetry of appearance.Pacify when installation
Row's professional technician's site supervision simultaneously verifies size, it is ensured that and it is consistent with drawing size, avoid the generation of error.
8. installing third circle and the 4th way when enclosing prefabricated GRC panel with the 7. point, combined by drawing size every live
Steel column different situations, it is smooth using prefabricated GRC slab joint gap adjusting appearance, it orderly installs, it is ensured that the interface of circle and circle
Locate it is consistent apart from size to intermediate steel structure, reach drawing size requirement.Professional technician's site supervision and core are arranged when installation
Real size avoids the generation of construction error.In conjunction with the deviation situation of live bifurcated column, controls bifurcated column and prefabricated GRC panel is installed
After reach drawing and integrally require and unified appearance.
Plate is adjusted when 9. installing at the both ends closing in of top, cuts and repair prefabricated GRC panel within the allowable range, is controlled
Surrounding mouthful is to intermediate steel column size (drawing size 250mm) and ensures the prefabricated GRC panel finished surfaces of all pillars from venue
Deflection in export-oriented venue, reaches drawing requirement and appearance is smooth smooth, beautiful；Top GRC closes up and stowing is done in steel structure junction
Processing, way is the same as the 1st point.
The stowing way of prefabricated GRC panel plate stitch, the form of seam should ensure that overall effect seems seamless.At stowing
Reason, using dedicated gap filling cement (material: 425# ordinary portland cement, exterior wall anti-cracking putty powder, fine sand, staple glass fibre, building adhesive
Water, water stir evenly by a certain percentage and place spare, and each use must not exceed 2 hours) or construction structure glue filled up.
Operating method: first cleaning each sealing to be repaired, and accomplishes no greasy dirt, again with stirring after no dust
The gap filling cement or structure glue mixed are repaired, opposite joint make a slip of the tongue big position first carry out patch web sand prevent joint broken,
First pass is done with gap filling cement or structure glue again to fill up, carries out second time repairing again after surface reaches drying regime, and repairing is wanted
Closely knit, it is smooth that surface is straight.Coating application can be putty bottom material, Cai Nengjian after the sealing solidification of repairing reaches 48 hours
Hold.
The closing in way of the upper port of prefabricated GRC panel and the second mould cylinder: the upper port of support frame and the second mould cylinder welding
Together, the upper port of prefabricated GRC panel and the second mould cylinder is filled up for twice using dedicated repairing clay point, then is polished surface
Smooth processing.
The concrete bearing column closing in way of the open end of prefabricated GRC panel and the first mould cylinder: the lower part of prefabricated GRC panel
Weather proofing sealant is filled up with the use of concrete bearing column junction to be attached, and can avoid prefabricated GRC panel and concrete bearing
Column is cold and hot to shrink inconsistent caused crack.
Prefabricated GRC panel connect way with concrete bearing column.It is preceding to concrete bearing column to do prefabricated GRC panel installation
Steel construction in steel loop plate, anchor bolt and GRC packet coverage area is purged ponding, cleaning column cap upper step rubbish, steel structure and removes
Rust, steel structure degrease and then do antirust treatment to steel structure again, install prefabricated GRC panel again after carrying out antirust, anchor bolt is wrapped in pre-
GRC panel itself processed.
The Y shape pillar jag part-structure stress of Y shape composite supporting structure of the invention is changed to Y shape mould cylinder (by concrete
One mould cylinder and the second mould cylinder), speed of application is fast, does not influence the construction of the steel construction of roof system part, shortens the duration.Y shape column
The gradual change curved surface of jag region surface complexity is changed to the GRC component of prefabrication by cast-in-place concrete, avoids armored concrete
The technical problem and bring hidden danger of quality that structure generates.Improved steel construction and concrete column connecting position are located at support column
Top, from being pressurized and being become simple vertical compression by curved, space structure stress is more stable.
It should be noted that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate
The bright revealed content of book is not intended to limit the invention enforceable limit so that those skilled in the art understands and reads
Fixed condition, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, not
It influences still fall in disclosed technology contents under the effect of present invention can be generated and the purpose that can reach and obtain
In the range of capable of covering.Meanwhile it is cited such as "upper", "lower", "left", "right", " centre " and " one " in this specification
Term is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, the change of relativeness or tune
It is whole, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
The present invention has been described in detail with reference to the accompanying drawings, those skilled in the art can be according to upper
It states and bright many variations example is made to the present invention.Thus, certain details in embodiment should not constitute limitation of the invention, this
Invention will be using the range that the appended claims define as protection scope.
Claims (10)
1. a kind of Y shape composite supporting structure characterized by comprising
Concrete bearing column；
Column core, including the Y shape mould cylinder being installed on the concrete bearing column and the concrete being poured into the Y shape mould cylinder；
And
It is coated on the prefabricated curved surface decorative layer in the outside of the Y shape mould cylinder, including prefabricated panel and is installed on the Y shape mould cylinder
The side far from the Y shape mould cylinder of multiple support frames on lateral wall, multiple support frames as described above forms smooth mounting surface, institute
It states prefabricated panel and is installed on the mounting surface.
2. Y shape composite supporting structure according to claim 1, which is characterized in that the Y shape mould cylinder and the concrete branch
Stiffener is connected between bearing column.
3. Y shape composite supporting structure according to claim 1, which is characterized in that the Y shape mould cylinder is described including being installed on
The first mould cylinder on concrete bearing column, the two sides of the first mould cylinder are connected separately with oblique the second mould cylinder set up,
The concrete is perfused in the first mould cylinder and the second mould cylinder.
4. Y shape composite supporting structure according to claim 3, which is characterized in that the side wall of the first mould cylinder offers
Perforation, the perforation are connected to the second mould cylinder.
5. Y shape composite supporting structure according to claim 1, which is characterized in that the prefabricated panel is the prefabricated face GRC
The inner surface of plate, the prefabricated GRC panel is embedded with built-in fitting, and the built-in fitting is connected to support frame as described above.
6. Y shape composite supporting structure according to claim 1, which is characterized in that the length of multiple support frames as described above is from institute
The lower end for stating Y shape mould cylinder gradually shortens to the upper end of the Y shape mould cylinder.
7. Y shape composite supporting structure according to claim 1, which is characterized in that institute is fixed in one end of support frame as described above
Y shape mould cylinder surface is stated, is connected with attachment beam on the other end of support frame as described above, the surface shape of the attachment beam is matched with molding
The design surface shape of Y shape composite supporting structure, the prefabricated panel are installed on the surface of the attachment beam.
8. a kind of construction method of the Y shape composite supporting structure as described in any one in claim 1~7, feature exist
In, comprising the following steps:
Construction concrete bearing column；
Y shape mould cylinder is installed on the concrete bearing column；
By filling concrete to form column core in the Y shape mould cylinder；
In installing multiple support frames on the lateral wall of the Y shape mould cylinder, so that the separate Y shape mould cylinder of multiple support frames as described above
Side form smooth mounting surface；
Prefabricated panel is installed on to the prefabricated curved surface decoration that the outside for being coated on the Y shape mould cylinder is formed on the mounting surface
Layer.
9. construction method according to claim 8, which is characterized in that it is described by filling concrete in the Y shape mould cylinder
In to form column core the step of before, offer stiffener is be provided, by the stiffener be connected to the Y shape mould cylinder and
Between the concrete bearing column.
10. construction method according to claim 8, which is characterized in that the Y shape mould cylinder includes the first mould cylinder and the second mould
Cylinder, the first mould cylinder and the second mould cylinder offer grout hole respectively, and the side wall of the first mould cylinder offers perforation, institute
State perforation and be connected to the second mould cylinder, it is described by filling concrete in the Y shape mould cylinder to form column core the step of include:
The concrete is poured into the first mould cylinder via the grout hole at the top of the first mould cylinder, is poured into described
The liquid level of the concrete of first mould cylinder is located at the lower section of the perforation；
The concrete is poured into the second mould cylinder via the grout hole of the second mould cylinder, so that the second mould cylinder
The interior concrete fills the first mould cylinder via the perforation.
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