CN108331342A - Template system of arc beam and construction method thereof - Google Patents
Template system of arc beam and construction method thereof Download PDFInfo
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- CN108331342A CN108331342A CN201810459896.8A CN201810459896A CN108331342A CN 108331342 A CN108331342 A CN 108331342A CN 201810459896 A CN201810459896 A CN 201810459896A CN 108331342 A CN108331342 A CN 108331342A
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- 238000010276 construction Methods 0.000 title claims abstract description 38
- 238000013461 design Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000009415 formwork Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000010146 3D printing Methods 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000010425 computer drawing Methods 0.000 claims description 3
- 238000005457 optimization Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000003550 marker Substances 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- 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
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/38—Arched girders or portal frames
- E04C3/44—Arched girders or portal frames of concrete or other stone-like material, e.g. with reinforcements or tensioning members
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
A template system of an arc beam and a construction method thereof are provided, wherein the template system comprises a beam bottom template structure, a beam side template structure and a first split bolt; the beam bottom template structure comprises a beam bottom template panel and a beam bottom secondary back ridge; the long axis of the secondary back edge of the beam bottom is an arc line, and the radian of the arc line is matched with that of the long axis of the arc beam; the long axis of the beam bottom template panel is an arc line, and the radian of the arc line is matched with that of the long axis of the arc beam; the beam side template structure comprises a beam side template panel, a beam side secondary back edge and a beam side main back edge; the horizontal tangent plane of the beam side template panel is in an arc shape, and the radian of the arc is adapted to the radian of the longitudinal side surface of the corresponding side of the arc beam; the secondary back edges on the beam sides are provided with a group, and each secondary back edge on the beam sides is fixedly connected with the panel of the beam-side template; and a second pair of pull bolts are connected between the secondary back edges of two adjacent beam sides. The invention solves the technical problem that the forming effect and the construction quality can not meet the design requirements when the traditional construction method is used for constructing the circular arc beam.
Description
Technical field
The invention belongs to the realm of building construction more particularly to the template systems and its construction method of a kind of arc beams.
Background technology
With flourishing for construction industry, to pursue architecture structure form diversification, increasing, the camber line of arc-shaped building
On the outside apparently, a kind of graceful sense of people is given；In inside, a kind of centripetal sense of people is given.But circular arc building is ensureing beauty simultaneously,
The difficulty of construction certainly will be increased.The especially construction of circular arc beam, if being applied with commonsense method from the construction line-putting to formwork erection
Design requirement is not achieved in work, molding effect and construction quality.
Invention content
The object of the present invention is to provide a kind of template system of arc beams and its construction methods, to solve traditional construction party
The technical issues of design requirement is not achieved in the molding effect and construction quality of method construction arc beams.
To achieve the above object, the present invention adopts the following technical scheme that.
A kind of template system of arc beams, rides upon on the scaffold below arc beams；The template system includes beam bottom
Formwork structure, side template structure and the first split bolt；The beam bottom mother plate structure includes beam bottom mother plate panel and beam
Bottom time back cord；The beam bottom time back cord has one group and transversely parallel interval is arranged on scaffold；The wherein every beam bottom time back of the body
Stupefied long axis is circular arc line, and the radian of the circular arc line and the radian of arc beams long axis are adapted；The beam bottom board plate face
Plate level rides upon on beam bottom time back cord, along the elongated setting in bottom surface of arc beams to be poured；The long axis of the beam bottom mother plate panel
For circular arc line, and the radian of the circular arc line and the radian of arc beams long axis are adapted；There are two the side template structures, divides
Not along the elongated setting of longitudinal side of arc beams both sides to be poured；Wherein, each side template structure includes side template
Panel, beam side time back cord and the main back cord in beam side；The horizontal section of the side template panel be in arc-shaped, the radian of the circular arc with
The radian that arc beams to be poured correspond to side longitudinal side is adapted；The beam side time back cord has one group, along side template panel
The circular arc extending direction arranged for interval of horizontal section, and every beam side time is fixedly connected between back cord and side template panel；
Vertically interval is connected with the second split bolt between the back cord of every two adjacent beam sides time；The main back cord in beam side has one
Group, vertically parallel interval are connected to the outside of beam side time back cord, and the every main back cord in beam side is in arc-shaped；Described first
Split bolt is connected between arc beams both sides, the corresponding main back cord in beam side.
Preferably, the cross section of the arc beams is T-shaped, and edge of a wing end template is erected with below two side wing edge of arc beams
Structure；The edge of a wing bed die harden structure includes edge of a wing end template panel, the edge of a wing time back cord and the main back cord in the edge of a wing；The edge of a wing bottom
Form surfacing is circular arc line close to the side of circular arc beam web side, and the side is tightly attached on the web of arc beams；The wing
The laterally spaced arrangement of edge time back cord, and the every edge of a wing time is connected between back cord and edge of a wing end template panel by the first fastener
It connects；The main back cord in the edge of a wing has one group, longitudinally spaced is arranged in the bottom of the edge of a wing time back cord, and the main back cord pair in the every edge of a wing
It should ride upon on scaffold；
The edge of a wing of the arc beams wherein side is connect with floor, and the wing is erected on the edge of a wing lateral surface of the arc beams other side
Edge side template panel；The bottom of the edge of a wing side template panel and the bottom of the edge of a wing of corresponding side time back cord are concordant, and pass through
Second fastener is fixedly connected with the edge of a wing time back cord.
Preferably, the top braces of the side template structure are in the bottom of edge of a wing end template panel；The side template
The bottom of structure exceeds the bottom surface of arc beams to be poured and is supported on the horizon bar of scaffold of its bottom, wherein exceeds portion
The length divided is 100mm~150mm；
The beam bottom mother plate structure is laid on the horizon bar of its bottom scaffold, positioned at both sides side template structure it
Between.
Preferably, the spacing between the back cord of adjacent two beam sides time is not more than 250mm；Wherein, every beam side time back cord is logical
It is Nian Jie with side template panel to cross bonded adhesives；On the side of beam side time back cord, vertically it is spaced apart to be equipped with and draws across second Dui
The through-hole of bolt；Spacing is not more than 500mm between of vertically-adjacent two second split bolts；
The main back cord in beam side is double steel pipe back cord；The both ends of first split bolt correspond to and are threaded through the main back cord in beam side
Two steel pipes between gap in, and it is fixed.
Preferably, the beam bottom mother plate panel is 3D printing template, and is adopted between beam bottom mother plate panel and beam bottom time back cord
It is correspondingly connected with third fastener.
Preferably, it is correspondingly provided at the top of the upright bar of the scaffold below the arc beams horizontally-supported；Wherein, every level
Support is in arc-shaped and the elongated setting in long axis direction along arc beams；The horizontally-supported branch is located at side template structure
With the lower section of the horizon bar of beam bottom mother plate structural base；
The bottom of the upright bar of the scaffold corresponds to pad and is equipped with cushion block.
A kind of construction method of template system, including steps are as follows.
Step 1 makes the beam bottom mother plate panel and beam bottom time back cord of beam bottom mother plate structure, while it is hardened to make beam side
Side template panel, beam side time back cord and the main back cord in beam side of structure.
Step 2, surveying setting-out：The construction line-putting of arc beams carries out live unwrapping wire using chord off-set method.
Step 3 carries out preassembling to side template structure：Beam side time back cord is bonded in the outside of side template panel,
Spacing between the back cord of adjacent two beam sides time is not more than 250mm；It is right on the back cord of adjacent beams side time that second split bolt is inserted into
In the through-hole answered, and tighten fixation.
Step 4 sets up beam bottom scaffold：Scaffold is set up below arc beams to be poured, and below arc beams
Upright bar at the top of be correspondingly arranged it is horizontally-supported.
Step 5 is laid with beam bottom mother plate structure：Beam bottom time back cord is laid on the horizon bar at horizontally-supported top, both sides
Beam bottom time back cord is fixed using connector, realizes the radian of beam bottom time back cord；Then beam bottom mother plate panel is placed according to drawing
At design position, beam bottom mother plate panel is adjusted and third fastener is used to be connected as entirety with beam bottom time back cord.
Step 6 installs the side template structure at longitudinal side position on the inside of arc beams；It is installed pre-splicing in step 3
Complete side template structure is mounted on according to the formwork way of beam in the longitudinal side on the inside of arc beams, to beam side after installation is complete
Formwork structure is fixed.
Step 7, the reinforcing bar binding of arc beams.
Step 8 closes the side template structure in longitudinal side on the outside of arc beams；It, will be in step 3 after reinforcing bar is bound
The side template structure that preassembling finishes is mounted at the longitudinal side position on the outside of arc beams, waits for that the side template structure is installed
After, the position of two side template structures is checked；Then the main back cord in beam side of arc beams both sides is installed and connected
First split bolt.
Step 9, concreting.
Preferably, the method for making side template structure is specially in step 1：Beam side is made according to circular arc depth of beam
Secondary back cord, beam side time back cord length is more than circular arc deck-molding 100mm~150mm；On two sides of beam side time back cord, distance two
End opens up through-hole at the position not less than 200mm；
Side template panel is made according to according to circular arc depth of beam and length；
Preferably, the method for making beam bottom mother plate structure is specially in step 1：Arc beams are established by revit softwares
The parameters of arc beams are inputted BIM models, are connected with 3D printer eventually by revit output ports by BIM models
It connects, using 3D printer according to model parameter by beam bottom mother plate panel complete print.
Preferably, the method for the surveying setting-out of arc beams is specially in step 2：The circle of arc beams in Known designs drawing
Arc c1cn, make string c1cnParallel lines a1anAnd b1bn, by a1anIt is respectively a to be divided into several sections1a2、a2a3……an-1an, by b1bn
It is respectively b to be divided into several sections1b2、b2b3……bn-1bn, connect a1b1、a2b2、a3b3......anbnMake to lose high h1、h2、
h3......hn, lose high h1、h2、h3......hnRespectively with circular arc c1cnIntersect at c1、c2、c3......cn；Then by c1、c2、
c3......cnCoordinate positioned at the construction field (site), be in turn connected to form circular curve, complete unwrapping wire.
Preferably, the method for the surveying setting-out of arc beams loses high h using optimization in step 2nCalculating and a1a11、b1b11
The method of the determination of position：It is directly measured using the method for computer drawing first and loses high h1、h2、h3.....hnSize, then
It is positioned according to axis net in design drawing, finds out point a1、a2、a3......anWith the position relationship between axis net central axes, simultaneously
Find out b1、b2、b3......bnWith the position relationship between axis net central axes, a is then released at the construction field (site)1an、b1bnTwo lines
Section, then according to a1an、b1bnAnd hnLine positions the circular arc c of arc beams1cnLine.
Compared with prior art the invention has the characteristics that and advantageous effect.
1, the template system in the present invention uses arc-shaped beam bottom mother plate structure and side template structure, wherein beam bottom board
Harden structure and side template structure are designed according to the structural parameters of arc beams to be onstructed, ensure that arc beams coagulation significantly
Soil pours aftershaping quality.
2, in the side template structure in the present invention, beam side time back cord is bonded in using bonded adhesives on side template panel,
And the second split bolt is connected between the back cord of adjacent beam side time, this design of side template structure not only increases beam
The stability of side form harden structure, and beam side time back cord is connected in advance on side template panel, construction hardly possible greatly reduces
Degree, is particularly suitable for the construction of the arc beams of large span.
3, by surveying setting-out in construction method of the invention, shop fixtures mould, plus side mould, progress concrete normally pours after molding
It builds, finally after intensity meets condition requirement, removes circular arc beam forms, torn open afterwards according to first filling, rear dress first tears principle open and tears template open
It removes, moves to upper layer recycling, solve in traditional construction method, the molding effect and construction quality of arc beams are not achieved
The technical issues of design requirement.
4, in construction method of the invention, the construction line-putting of arc beams carries out live unwrapping wire using chord off-set method, and
Determining circular arc c1cnMiddle c1、c2、c3......cnCoordinate when, in string c1cnIt is parallel lines a in outside1anAnd b1bn, utilize two
Parallel lines carry out the determination of coordinate, it is ensured that the accuracy of coordinate.
Description of the drawings
The present invention will be further described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural schematic diagram of the arrangement of arc beams in the present invention.
Fig. 2 is the cross-sectional view of arc beams in the present invention.
Fig. 3 is the structural schematic diagram of template system in the present invention.
Fig. 4 is the beam bottom mother plate structure of template system in the present invention and the thin portion structural schematic diagram of side template structure.
Fig. 5 is the front schematic view of side template panel and the connection structure of beam side time back cord in the present invention.
Fig. 6 is the horizontal section schematic diagram of side template panel and the connection structure of beam side time back cord in the present invention.
Fig. 7 is the side schematic view of side template panel and the connection structure of beam side time back cord in the present invention.
Fig. 8 be the present invention construction method in arc beams surveying setting-out schematic diagram.
Reference numeral：1- arc beams, 2- scaffolds, 2.1- horizon bars, 2.2- upright bars, the first split bolts of 3-,
4- beam bottom mother plates panel, 5- beam bottoms time back cord, 6- side templates panel, 7- beams side time back cord, the main back cord in 8- beams side, 9-
Second split bolt, the edges of a wing 10- end template panel, the edges of a wing 11- time back cord, the main back cord in the edges of a wing 12-, the first fasteners of 13-,
The edges of a wing 14- side template panel, the second fasteners of 15-, 16- through-holes, 17- thirds fastener, 18- are horizontally-supported, 19- is padded
Block.
Specific implementation mode
As shown in figs. 1-7, the template system of this arc beams rides upon on the scaffold 2 below arc beams 1；The template
System includes beam bottom mother plate structure, side template structure and the first split bolt 3；The beam bottom mother plate structure includes beam
End template panel 4 and beam bottom time back cord 5；The beam bottom time back cord 5 has one group and transversely parallel interval is arranged in scaffold 2
On；The long axis of wherein every beam bottom time back cord 5 is circular arc line, and the radian of the radian of the circular arc line and 1 long axis of arc beams
It is adapted；4 level of beam bottom mother plate panel, which rides upon on beam bottom time back cord 5, the bottom surface of edge arc beams 1 to be poured is elongated sets
It sets；The long axis of the beam bottom mother plate panel 4 is circular arc line, and the radian of the circular arc line and the radian of 1 long axis of arc beams are mutually fitted
It answers；There are two the side template structures, respectively along the elongated setting of longitudinal side of 1 both sides of arc beams to be poured；Wherein, each
Side template structure includes side template panel 6, the main back cord of beam side time back cord 7 and beam side 8；The side template panel 6
Horizontal section be in arc-shaped, the radian of the radian of circular arc side longitudinal side corresponding with arc beams 1 to be poured is adaptable；Institute
Stating beam side time back cord 7 has one group, along the circular arc extending direction arranged for interval of 6 horizontal section of side template panel, and every beam
Side time is fixedly connected between back cord 7 and side template panel 6；Between every two adjacent beam sides time back cord 7 vertically between
Every being connected with the second split bolt 9；The main back cord in the beam side 8 has one group, vertically parallel interval is connected to beam side time back cord 7
Outside, and the main back cord in every beam side 8 is in arc-shaped；First split bolt 3 is connected to 1 both sides of arc beams, corresponding
The main back cord in beam side 8 between.
In the present embodiment, each component in template system uses regularization processing and fabricating.
In the present embodiment, the cross section of the arc beams 1 is T-shaped, and the edge of a wing is erected with below 1 liang of side wing edge of arc beams
Bed die harden structure；The edge of a wing bed die harden structure includes edge of a wing end template panel 10, the edge of a wing time back cord 11 and the main back cord in the edge of a wing
12；The edge of a wing end template panel 10 is circular arc line close to the side of 1 web side of arc beams, and the side is tightly attached to arc beams
On 1 web；The edge of a wing time 11 laterally spaced arrangement of back cord, and the every edge of a wing time back cord 11 and edge of a wing end template panel
It is connected by the first fastener 13 between 10；The main back cord in the edge of a wing 12 has one group, longitudinally spaced setting is in the edge of a wing time back cord
11 bottom, and the main correspondence of back cord 12 in the every edge of a wing rides upon on scaffold 2
The edge of a wing of the wherein side of the arc beams 1 is connect with floor, is erected on the edge of a wing lateral surface of 1 other side of arc beams
Edge of a wing side template panel 14；The bottom of the edge of a wing side template panel 14 and the bottom of the edge of a wing of corresponding side time back cord 11 are flat
Together, and by the second fastener 15 with the edge of a wing time back cord 11 it is fixedly connected.
In the present embodiment, the top braces of the side template structure are in the bottom of edge of a wing end template panel 10；The beam
The bottom of side form harden structure exceeds the bottom surface of arc beams 1 to be poured and is supported on the horizon bar 2.1 of scaffold 2 of its bottom,
Wherein, length of excess member is 100mm~150mm；
The beam bottom mother plate structure is laid on the horizon bar 2.1 of its bottom scaffold 2, the beam side positioned at both sides is hardened
Between structure.
In the present embodiment, the spacing between adjacent two beam sides time back cord 7 is not more than 250mm；Wherein, the every beam side time back of the body
Stupefied 7 is Nian Jie with side template panel 6 by bonded adhesives；On the side of beam side time back cord 7, vertically it is spaced apart and is equipped with across the
The through-hole 16 of two split bolts 9；Spacing is not more than 500mm between of vertically-adjacent two second split bolts 9；
The main back cord 8 in beam side is double steel pipe back cord；The both ends of first split bolt 3 correspond to and are threaded through the main back of the body in beam side
In gap between stupefied 8 two steel pipes, and it is fixed.
In the present embodiment, second split bolt 9 have it is multigroup, wherein every group of second split bolt 9 vertically parallel
Every setting between adjacent beams side time back cord 7；The through-hole 16 is punched in the side of beam side time back cord 7 with machinery in advance, Kong Kuan
16mm；For the normal insertion of the second split bolt 9 of guarantee, same row's bolt is avoided to collide, the second split bolt of two adjacent groups 9
Hole position is staggeredly arranged；According to the deck-molding of arc beams 1, the Kong Weizhong of same group of the second split bolt 9, two rows hole position must not surpass
Cross 500mm；The Kong Weizhong of the second split bolt of two adjacent groups 9, between laterally the hole position of corresponding two the second split bolts 9 is vertical
Every 50mm.
In the present embodiment, the beam bottom mother plate panel 4 is 3D printing template, and the data such as radian are directly inputted 3D printing
Machine prints 3D finished products by adding mould material；And it is fastened using third between beam bottom mother plate panel 4 and beam bottom time back cord 5
Part 17 is correspondingly connected with.
In the present embodiment, 2.2 top of upright bar of the scaffold 2 of 1 lower section of the arc beams is correspondingly provided with horizontally-supported 18；Its
In, every horizontally-supported 18 is in arc-shaped and the elongated setting in long axis direction along arc beams 1；Described horizontally-supported 18
It is located at the lower section of the horizon bar 2.1 of side template structure and beam bottom mother plate structural base；
The bottom of the upright bar 2.2 of the scaffold 2 corresponds to pad and is equipped with cushion block 19.
In the present embodiment, the scaffold 2 uses fastener type steel pipe, 1 bottom of arc beams to install two upright bars 2.2, and top is returned
One horizontally-supported 18, top, along vertical between the horizon bar 2.1 of beam bottom mother plate structural base, positioned at the bottom of beam bottom time back cord 5
It is equipped with the main back cord of beam bottom to parallel interval, the main back cord of beam bottom is made of round steel pipe.With spirit level to edge of a wing bed die harden structure and
Beam bottom mother plate structure survey it is flat after, horizon bar 2.1 is locked with cruciform fastening for falsework with 2.2 junction of upright bar, tighten torsional moment do not answer it is small
In 40Nm, and it should not exceed 65Nm.
In the present embodiment, 4 bottom of beam bottom mother plate panel, the outside of two beam bottoms on the outermost side time back cord 5 are fixed
There is cruciform fastening for falsework to realize the radian of beam bottom time back cord 5, by the beam bottom mother plate panel 4 of 3D printing according to label is made, according to drawing
It is placed on specified position；Scene fallen by messenger wire carry out 4 position of beam bottom mother plate panel fine tuning it is accurate after, the beam bottom time in bottom
On back cord 5, it is whole to be followed closely beam bottom mother plate panel 4 and beam bottom time back cord 5 with flitch nail.
In the present embodiment, first fastener 13, the second fastener 15 and third fastener 17 are all made of flitch nail.
Certainly in other embodiments, first fastener 13, the second fastener 15 and third fastener 17 can be with
Using the other kinds of steel nail such as screw or self threading pin.
The construction method of this template system, including steps are as follows.
Step 1, makes the beam bottom mother plate panel 4 and beam bottom time back cord 5 of beam bottom mother plate structure, while making side template
The side template panel 6 of structure, the main back cord of beam side time back cord 7 and beam side 8.
Step 2, surveying setting-out：The construction line-putting of arc beams 1 carries out live unwrapping wire using chord off-set method, such as Fig. 8 institutes
Show.
Step 3 carries out preassembling to side template structure：Beam side time back cord 7 is bonded in the outer of side template panel 6
Side, the spacing between adjacent two beam sides time back cord 7 are not more than 250mm；Second split bolt 9 is inserted into adjacent beams side time back cord
On 7 in corresponding through-hole 16, and tighten fixation.
Step 4 sets up beam bottom scaffold 2：Scaffold 2 is set up in the lower section of arc beams 1 to be poured, and in arc beams 1
2.2 top of upright bar of the scaffold 2 of lower section is correspondingly arranged horizontally-supported 18.
Step 5 is laid with beam bottom mother plate structure：It is laid with beam bottom time back cord 5 on the horizon bar 2.1 at horizontally-supported 18 top,
The beam bottom time back cord 5 of both sides is fixed using connector, realizes the radian of beam bottom time back cord 5；Then by 4 basis of beam bottom mother plate panel
Drawing is placed at design position, is adjusted to beam bottom mother plate panel 4 and is connected using third fastener 17 and beam bottom time back cord 5
It is connected in entirety.
Step 6 installs the side template structure at 1 inside longitudinal side position of arc beams, herein arc beams 1 and floor
Connection side is inside；The side template structure that preassembling in step 3 is finished is mounted on arc beams according to the formwork way of beam
In the longitudinal side of 1 inside, side template structure is fixed after installation is complete.
Step 7, the reinforcing bar binding of arc beams 1；After reinforcing bar is bound, with hair-dryer or sawdust dust catcher by beam side
After rubbish in harden structure is cleaned out.
Step 8 closes the side template structure in 1 outside longitudinal side of arc beams；After reinforcing bar is bound, by step 3
The side template structure that middle preassembling finishes is mounted at the longitudinal side position in 1 outside of arc beams, waits for the side template structure
After installing, messenger wire review is carried out to the position of the side template structure；Then the main back cord in beam side of 1 both sides of installation arc beams
8 and connect the first split bolt 3, have and be adjusted by adjusting the first split bolt 3 when error.
Step 9, concreting.
In the present embodiment, the method that side template structure is made in step 1 is specially：It is made according to the height of arc beams 1
Beam side time back cord 7, beam side time 7 length of back cord is more than 1 high 100mm~150mm of arc beams；Two sides of back cord 7 in beam side time
Through-hole 16 is opened up at positions upper, apart from both ends not less than 200mm；Beam side is made according to according to the height and length of arc beams 1
Form surfacing 6；
In the present embodiment, the method that beam bottom mother plate structure is made in step 1 is specially：Circular arc is established by revit softwares
The BIM models of beam 1, by the parameters of arc beams 1：Sectional dimension, length including arc beams 1, radian, residing floor
Thickness, the sectional dimension of the vertical load-carrying members to connect with arc beams 1, the input BIM moulds such as space orientation residing for arc beams 1
Type is attached eventually by revit output ports with 3D printer, using 3D printer according to model parameter by beam bottom mother plate
4 complete print of panel.
In the present embodiment, the method for the surveying setting-out of arc beams 1 is specially in step 2：Due to the radian of arc beams 1, length
Degree and positioning (circular arc c1cn) in design drawing be known, i.e., the circular arc c of arc beams 1 in Known designs drawing1cn, first
First string c affected in Electronic Design figure1cnParallel lines a1anAnd b1bn, to ensure accuracy；By a1anIt is divided into several sections of difference
For a1a2、a2a3……an-1an, by b1bnIt is respectively b to be divided into several sections1b2、b2b3……bn-1bn, connect a1b1、a2b2、
a3b3......anbnMake to lose high h1、h2、h3......hn, lose high h1、h2、h3......hnRespectively with circular arc c1cnIntersect at c1、
c2、c3......cn；Then by c1、c2、c3......cnCoordinate positioned at the construction field (site), be in turn connected to form circular arc song
Line completes unwrapping wire, the taken a in figure1~an、b1~bnPoint it is more, obtained c1~cnPoint is more, and scene positions accurate
Degree is higher.
In the present embodiment, the method for the surveying setting-out of arc beams 1 can also use optimization to lose high h in step 2nCalculating with
a1a11、b1b11The method of the determination of position：It is directly measured using the method for computer drawing first and loses high h1、h2、h3.....hn's
Size, then positioned according to the axis net axis in axis design drawing in design drawing, find out point a1、a2、a3......anWith axis
Position relationship between net axis, while finding out b1、b2、b3......bnIt is then existing in construction with the position relationship between axis net axis
Field releases a1an、b1bnTwo lines section (axis net according to mapping institutes complete to datum mark by unwrapping wire), then according to a1an、b1bnAnd
hnLine positions the circular arc c of arc beams 11cnLine.
In the present embodiment, the specific method of the live unwrapping wire of progress is in step 2：In vacant place according to the circle of arc beams 1
Arc c1cnLine carries out unwrapping wire, and side template structure is placed at the line of ink marker, will by the nut on the first split bolt 3 according to radian
Arc-shaped side template structure is adjusted to line of ink marker position, and the radian for ensureing formwork structure and the radian of arc beams 1 are adapted.
Above-described embodiment is not the exhaustion of specific implementation mode, can also have other embodiments, above-described embodiment purpose to exist
In illustrating the present invention, the protection domain being not intended to limit the present invention, all applications from simple change of the present invention all fall within this
In the protection domain of invention.
Claims (10)
1. a kind of template system of arc beams rides upon on the scaffold (2) below arc beams (1)；The template system includes
Beam bottom mother plate structure, side template structure and the first split bolt (3)；It is characterized in that：The beam bottom mother plate structure includes
There are beam bottom mother plate panel (4) and beam bottom time back cord (5)；The beam bottom time back cord (5) has one group and transversely parallel interval is arranged
On scaffold (2)；The long axis of wherein every beam bottom time back cord (5) is circular arc line, and the radian and arc beams of the circular arc line
(1) radian of long axis is adapted；Beam bottom mother plate panel (4) level rides upon on beam bottom time back cord (5), along circle to be poured
The elongated setting in bottom surface of arc beam (1)；The long axis of the beam bottom mother plate panel (4) is circular arc line, and the radian and circle of the circular arc line
The radian of arc beam (1) long axis is adapted；There are two the side template structures, respectively along arc beams to be poured (1) both sides
The elongated setting of longitudinal side；Wherein, each side template structure include side template panel (6), beam side time back cord (7) and
The main back cord in beam side (8)；The horizontal section of the side template panel (6) is in arc-shaped, the radian of the circular arc and circular arc to be poured
The radian of the corresponding side longitudinal side of beam (1) is adapted；The beam side time back cord (7) has one group, along side template panel (6) water
The circular arc extending direction arranged for interval of side grain, and the secondary company fixed between back cord (7) and side template panel (6) in every beam side
It connects；Vertically interval is connected with the second split bolt (9) between the back cord (7) of every two adjacent beam sides time；The beam side
Main back cord (8) has one group, vertically parallel interval is connected to the outside of beam side time back cord (7), and the every main back cord in beam side (8)
It is in arc-shaped；First split bolt (3) is connected between arc beams (1) both sides, the corresponding main back cord in beam side (8).
2. the template system of arc beams according to claim 1, it is characterised in that：The cross section of the arc beams (1) is in T
Shape is erected with edge of a wing bed die harden structure below (1) two side wing edge of arc beams；The edge of a wing bed die harden structure includes the edge of a wing
End template panel (10), the edge of a wing time back cord (11) and the main back cord in the edge of a wing (12)；The edge of a wing end template panel (10) is close to circular arc
The side of beam (1) web side is circular arc line, and the side is tightly attached on the web of arc beams (1)；The edge of a wing time back cord
(11) laterally spaced arrangement, and the every edge of a wing time passes through the first fastening between back cord (11) and edge of a wing end template panel (10)
Part (13) connects；The main back cord in the edge of a wing (12) have one group, longitudinally spaced setting in the bottom of the edge of a wing time back cord (11), and
The main back cord in the every edge of a wing (12) correspondence rides upon on scaffold (2)；
The edge of a wing of arc beams (1) the wherein side is connect with floor, is erected on the edge of a wing lateral surface of arc beams (1) other side
Edge of a wing side template panel (14)；The bottom of the bottom of the edge of a wing side template panel (14) and the edge of a wing of corresponding side time back cord (11)
Portion is concordant, and is fixedly connected with the edge of a wing time back cord (11) by the second fastener (15).
3. the template system of arc beams according to claim 2, it is characterised in that：The top branch of the side template structure
Support is in the bottom of edge of a wing end template panel (10)；The bottom of the side template structure beyond arc beams to be poured (1) bottom surface,
And it is supported on the horizon bar (2.1) of its bottom scaffold (2), wherein length of excess member is 100mm~150mm；
The beam bottom mother plate structure is laid on the horizon bar (2.1) of its bottom scaffold (2), the beam side positioned at both sides is hardened
Between structure.
4. the template system of arc beams according to claim 3, it is characterised in that：Adjacent two beam sides time back cord (7) it
Between spacing be not more than 250mm；Wherein, per beam side, time back cord (7) is Nian Jie with side template panel (6) by bonded adhesives；In beam
On the side of side time back cord (7), vertically it is spaced apart the through-hole (16) being equipped with across the second split bolt (9)；It is of vertically-adjacent
Spacing is not more than 500mm between two second split bolts (9)；
The main back cord in beam side (8) is double steel pipe back cord；The both ends of first split bolt (3) correspond to and are threaded through the main back of the body in beam side
In gap between two steel pipes of stupefied (8), and it is fixed.
5. the template system of arc beams according to claim 3, it is characterised in that：The beam bottom mother plate panel (4) is 3D
Printing template, and be correspondingly connected with using third fastener (17) between beam bottom mother plate panel (4) and beam bottom time back cord (5).
6. the template system of arc beams according to claim 3, it is characterised in that：Foot hand below the arc beams (1)
It is correspondingly provided with horizontally-supported (18) at the top of the upright bar (2.2) of frame (2)；Wherein, every horizontally-supported (18) are in arc-shaped and edge
The elongated setting in long axis direction of arc beams (1)；Described horizontally-supported (18) branch is located at side template structure and beam bottom board is hardened
The lower section of the horizon bar (2.1) of structure bottom；
The bottom of the upright bar (2.2) of the scaffold (2) corresponds to pad and is equipped with cushion block (19).
7. the construction method of the template system described in a kind of any one of claim 1-6, which is characterized in that such as including step
Under：
Step 1, makes the beam bottom mother plate panel (4) and beam bottom time back cord (5) of beam bottom mother plate structure, while making side template
Side template panel (6), beam side time back cord (7) and the main back cord in beam side (8) of structure；
Step 2, surveying setting-out：The construction line-putting of arc beams (1) carries out live unwrapping wire using chord off-set method；
Step 3 carries out preassembling to side template structure：Beam side time back cord (7) is bonded in the outer of side template panel (6)
Side, the spacing between time back cord (7) of adjacent two beam sides are not more than 250mm；Second split bolt (9) is inserted into adjacent beams side time
On back cord (7) in corresponding through-hole (16), and tighten fixation；
Step 4 sets up beam bottom scaffold (2)：Scaffold (2) is set up below arc beams to be poured (1), and in circular arc
It is correspondingly arranged horizontally-supported (18) at the top of upright bar (2.2) below beam (1)；
Step 5 is laid with beam bottom mother plate structure：Beam bottom time back cord is laid on horizon bar (2.1) at the top of horizontally-supported (18)
(5), the beam bottom time back cord (5) of both sides is fixed using connector, realizes the radian of beam bottom time back cord (5)；Then by beam bottom mother plate
Panel (4) is placed on according to drawing at design position, is adjusted to beam bottom mother plate panel (4) and is used third fastener (17)
It is connected as entirety with beam bottom time back cord (5)；
Step 6 installs the side template structure at longitudinal side position on the inside of arc beams (1)；Preassembling in step 3 is finished
Side template structure according to beam formwork way be mounted on arc beams (1) on the inside of longitudinal side on, to beam after installation is complete
Side form harden structure is fixed；
Step 7, the reinforcing bar binding of arc beams (1)；
Step 8 closes the side template structure at longitudinal side position on the outside of arc beams (1)：After reinforcing bar is bound, it will walk
The side template structure that preassembling finishes in rapid three is mounted at the longitudinal side position on the outside of arc beams (1), waits for the beam side
After harden structure installs, the position of two side template structures is checked；Then the beam side of arc beams (1) both sides is installed
Main back cord (8) simultaneously connects the first split bolt (3)；
Step 9, concreting.
8. the construction method of template system according to claim 7, it is characterised in that：It is hardened that beam side is made in step 1
The method of structure is specially：Beam side time back cord (7) is made according to the height of arc beams (1), beam side time back cord (7) length is more than circular arc
Beam (1) high 100mm~150mm；It is opened at position on two sides of beam side time back cord (7), apart from both ends not less than 200mm
If through-hole (16)；
Side template panel (6) is made according to according to the height and length of arc beams (1)；
The method of making beam bottom mother plate structure is specially in step 1：The BIM models of arc beams (1) are established by revit softwares,
The parameters of arc beams (1) are inputted into BIM models, are attached with 3D printer eventually by revit output ports, are utilized
3D printer is according to model parameter by beam bottom mother plate panel (4) complete print.
9. the construction method of template system according to claim 7, it is characterised in that：
The method of the surveying setting-out of arc beams (1) is specially in step 2：The circular arc c of arc beams (1) in Known designs drawing1cn,
Make string c1cnParallel lines a1anAnd b1bn, by a1anIt is respectively a to be divided into several sections1a2、a2a3……an-1an, by b1bnIt is divided into
Several sections are respectively b1b2、b2b3……bn-1bn, connect a1b1、a2b2、a3b3......anbnMake to lose high h1、h2、h3......hn,
Lose high h1、h2、h3......hnRespectively with circular arc c1cnIntersect at c1、c2、c3......cn；Then by c1、c2、c3......cn's
Coordinate is positioned at the construction field (site), is in turn connected to form circular curve, completes unwrapping wire.
10. the construction method of template system according to claim 7, it is characterised in that：The survey of arc beams (1) in step 2
The method for measuring unwrapping wire loses high h using optimizationnCalculating and a1a11、b1b11The method of the determination of position：Computer drawing is used first
Method directly measure and lose high h1、h2、h3.....hnSize, then positioned according to axis net, found out a little in design drawing
a1、a2、a3......anWith the position relationship between axis net central axes, while b is found out1、b2、b3......bnBetween axis net central axes
Position relationship, then release a at the construction field (site)1an、b1bnTwo lines section, then according to a1an、b1bnAnd hnLine positions circular arc
The circular arc c of beam (1)1cnLine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810459896.8A CN108331342B (en) | 2018-05-15 | 2018-05-15 | Template system of arc beam and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810459896.8A CN108331342B (en) | 2018-05-15 | 2018-05-15 | Template system of arc beam and construction method thereof |
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| CN108331342B CN108331342B (en) | 2023-03-21 |
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| CN110397270A (en) * | 2019-06-13 | 2019-11-01 | 中国建筑第四工程局有限公司 | Beam forms and its installation and method for supporting outside a kind of big sectional dimension arc |
| CN110453916A (en) * | 2019-08-16 | 2019-11-15 | 杭州昂创科技有限公司 | By the arc beam construction method of adjustable arc beams regularization formwork erecting structure |
| CN113338641A (en) * | 2021-06-21 | 2021-09-03 | 中建八局广西建设有限公司 | Arc-shaped sealing beam paying-off method in high-rise building |
| CN113482326A (en) * | 2021-06-01 | 2021-10-08 | 上海宝冶集团有限公司 | Method for erecting arc formwork of bare concrete diaphragm wall |
| CN116335393A (en) * | 2023-05-31 | 2023-06-27 | 北京市第三建筑工程有限公司 | Construction method of bare concrete hyperboloid beam structure based on wood formwork |
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| CN113482326A (en) * | 2021-06-01 | 2021-10-08 | 上海宝冶集团有限公司 | Method for erecting arc formwork of bare concrete diaphragm wall |
| CN113338641A (en) * | 2021-06-21 | 2021-09-03 | 中建八局广西建设有限公司 | Arc-shaped sealing beam paying-off method in high-rise building |
| CN113338641B (en) * | 2021-06-21 | 2023-01-31 | 中建八局广西建设有限公司 | Arc-shaped sealing beam paying-off method in high-rise building |
| CN116335393A (en) * | 2023-05-31 | 2023-06-27 | 北京市第三建筑工程有限公司 | Construction method of bare concrete hyperboloid beam structure based on wood formwork |
| CN116335393B (en) * | 2023-05-31 | 2023-09-19 | 北京市第三建筑工程有限公司 | Construction method of bare concrete hyperboloid beam structure based on wood formwork |
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