CN206903201U - Arc formwork device - Google Patents
Arc formwork device Download PDFInfo
- Publication number
- CN206903201U CN206903201U CN201720641297.9U CN201720641297U CN206903201U CN 206903201 U CN206903201 U CN 206903201U CN 201720641297 U CN201720641297 U CN 201720641297U CN 206903201 U CN206903201 U CN 206903201U
- Authority
- CN
- China
- Prior art keywords
- modular unit
- split bolt
- plank sheathing
- steel pipe
- wood plywood
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000009415 formwork Methods 0.000 title claims abstract description 19
- 239000011120 plywood Substances 0.000 claims abstract description 37
- 239000002023 wood Substances 0.000 claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 23
- 239000003292 glue Substances 0.000 claims description 2
- 239000004567 concrete Substances 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The utility model discloses a kind of arc formwork device, and it includes small curvature template and deep camber template；Small curvature template includes the first modular unit and the second modular unit, and the first modular unit is attached with the second modular unit by the first split bolt；First modular unit and the second modular unit include from the interior wood plywood set gradually outward and round steel pipe, and the wood plywood and round steel pipe are curved, the flitch of spaced set first between wood plywood and round steel pipe；Deep camber template includes the 3rd modular unit and the 4th modular unit, and the 3rd modular unit is attached with the 4th modular unit by the second split bolt；3rd modular unit and the 4th modular unit include from the interior plank sheathing and reinforcing bar set gradually outward, and plank sheathing and reinforcing bar are curved, the flitch of spaced set second between plank sheathing and reinforcing bar.The utility model is simple in construction, can ensure that the production quality of arcuate structure concrete.
Description
Technical field
The utility model belongs to concrete construction formwork field, and in particular to a kind of arc formwork device.
Background technology
In concrete engineering construction, some arches or arcuate structure concrete are frequently encountered, is operated because cast in situs is present
Inconvenient, the shortcomings that engineering time is long, operating efficiency is low, construction cost is high, therefore the construction party of generally use precast concrete
Method., it is necessary to install arc formwork device in precast concrete construction, existing arc formwork apparatus structure is complicated, work effect
Rate is very low, and easily causes template displacement, deformation, and the faulting of slab ends of formation, curtain, outward appearance are molded the quality defect of concrete such as difference.Cause
This, we are there is an urgent need to a kind of new arc formwork device, and to overcome, existing arc formwork apparatus structure is complicated, operating efficiency is low
The problem of.
Utility model content
The purpose of this utility model is to provide a kind of production quality simple in construction, can ensure that arcuate structure concrete
Arc formwork device.
Technical scheme is used by the utility model：
A kind of arc formwork device, including small curvature template and deep camber template（Divided according to Practical Project, arc radius
Arc formwork less than or equal to 4m is deep camber template, and arc formwork of the arc radius more than 4m is small curvature template）；
The small curvature template includes the first modular unit and the second modular unit, the first modular unit and the second template list
Member is attached by the first split bolt；First modular unit and the second modular unit include setting gradually outward from interior
Wood plywood and round steel pipe, the wood plywood and round steel pipe are curved, are equidistantly set between wood plywood and round steel pipe
Put the first flitch；
The deep camber template includes the 3rd modular unit and the 4th modular unit, the 3rd modular unit and the 4th template list
Member is attached by the second split bolt；3rd modular unit and the 4th modular unit include setting gradually outward from interior
Plank sheathing and reinforcing bar, plank sheathing and reinforcing bar are curved, the flitch of spaced set second between plank sheathing and reinforcing bar.
By such scheme, sleeve pipe is equipped with wood plywood and plank sheathing；One end of the screw rod of first split bolt is successively
By the spiral shell of the first split bolt after through the sleeve pipe in the wood plywood of the first modular unit, the round steel pipe of the first modular unit
Mother is fixed, and the other end of the screw rod of the first split bolt sequentially passes through sleeve pipe in the wood plywood of the second modular unit, first
Fixed after the round steel pipe of modular unit by the nut of the first split bolt, the structure can prevent the first split bolt from being damaged when to drawing
Bad wood plywood, it is ensured that the stability of total；Screw rod one end of second split bolt sequentially passes through the 3rd modular unit
Sleeve pipe in plank sheathing, fixed after the reinforcing bar of the 3rd modular unit by the nut of the second split bolt, the spiral shell of the second split bolt
The other end of bar is sequentially passed through after the reinforcing bar of sleeve pipe in the plank sheathing of the 4th modular unit, the 4th modular unit by second pair of drawing
The nut of bolt is fixed, and the structure can prevent the second split bolt from damaging plank sheathing when to drawing, it is ensured that the stabilization of total
Property.
By such scheme, the steel pipe of the first modular unit and the second modular unit has more, is be arranged in parallel along curved surface,
Its vertical spacing is not more than 200mm, to increase the intensity of small curvature template, makes structure more stable, effectively can prevent concrete from pouring
Template displacement, deformation during building, so as to prevent the quality defect of concrete such as faulting of slab ends, curtain, outward appearance shaping difference.
By such scheme, the thickness of the wood plywood is 2mm, and the thickness of the plank sheathing is 3mm；In the first template list
On the wood plywood of member, the ring spacing between the first flitch is 300mm；On the wood plywood of the second modular unit, first
Ring spacing between flitch is 300mm；On the plank sheathing of the 3rd modular unit, the ring spacing between the second flitch is
100mm；On the plank sheathing of the 4th modular unit, the ring spacing between the second flitch is 100mm.The structure can ensure that template
Intensity, make total more stable reliable.
The beneficial effects of the utility model are：
Small curvature template is formed using wood plywood, round steel pipe, split bolt, using plank sheathing, reinforcing bar, split bolt group
Into deep camber template, intensity can be effectively improved, avoids faulting of slab ends, the extension formed in concreting process by template displacement, deformation
The quality defect of concrete such as curtain, outward appearance shaping difference；Ensure arcuate structure appearance requirement, reduce the repairing of later stage concrete surface
Difficulty and input；
Simple in construction, easy installation and removal, reduce arcuate structure concrete for making workload, improve operating efficiency；
It can reuse, reduce cost of manufacture.
Reduce camber line measurement workload simultaneously, improve operating efficiency.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is the structural representation of small curvature template；
Fig. 2 is the structural representation of deep camber template；
Fig. 3 is that round steel pipe installs schematic diagram；
1st, the first modular unit, the 2, second modular unit, the 3, first split bolt, 1.1, wood plywood, 1.2, round steel
Pipe, the 1.3, first flitch, the 4, the 3rd modular unit, the 5, the 4th modular unit, the 6, second split bolt, 4.1, plank sheathing, 4.2,
Reinforcing bar, the 4.3, second flitch.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
Referring to Fig. 1-Fig. 2, a kind of arc formwork device, including small curvature template and deep camber template.Small curvature template bag
The first modular unit 1 and the second modular unit 2 are included, the first modular unit 1 and the second modular unit 2 pass through the first split bolt 3
It is attached；First modular unit 1 and the second modular unit 2 are included from the interior wood plywood 1.1 set gradually outward and circle
Steel pipe 1.2, wood plywood 1.1 and round steel pipe 1.2 are curved, the spaced set between wood plywood 1.1 and round steel pipe 1.2
First flitch 1.3.Deep camber template includes the 3rd modular unit 4 and the 4th modular unit 5, the 3rd modular unit 4 and the 4th mould
Slab element 5 is attached by the second split bolt 6；3rd modular unit 4 and the 4th modular unit 5 include from it is interior outward according to
The plank sheathing 4.1 and reinforcing bar 4.2 of secondary setting, plank sheathing 4.1 and reinforcing bar 4.2 are curved, plank sheathing 4.1 and reinforcing bar 4.2 it
Between the second flitch of spaced set 4.3.
In order to ensure the rigidity and intensity of small curvature template, make total more stable, the thickness of wood plywood 1.1 is
2mm, the specification of round steel pipe 1.2 is Φ 4.8mm × 3.0mm（A diameter of 4.8mm, thickness 3.0mm）, the rule of the first flitch 1.3
Lattice are 40mm × 80mm, and the first split bolt is M14 split bolts, on the wood plywood 1.1 of the first modular unit 1, first
Ring spacing between flitch 1.3 is 300mm；On the wood plywood 1.1 of the second modular unit 2, between the first flitch 1.3
Ring spacing is 300mm.The steel pipe 1.2 of first modular unit 1 and the second modular unit 2 can have more, be set along curved surface is parallel
Put, its vertical spacing is not more than 200mm, referring to Fig. 3.
In order to ensure the rigidity and intensity of deep camber template, make total more stable, the thickness of plank sheathing 4.1 is
3mm, the specification of reinforcing bar 4.2 is Φ 25, and the specification of the second flitch 4.3 is 20mm × 40mm, and the specification of the second split bolt 6 is
M14 split bolts；On the plank sheathing 4.1 of the 3rd modular unit 4, the ring spacing between the second flitch 4.3 is 100mm；
On the plank sheathing 4.1 of 4th modular unit 5, the ring spacing between the second flitch 4.3 is 100mm.
In order to prevent the first split bolt 3 from damaging wood plywood 1.1 when to drawing, it is ensured that the stability of total, can
Sleeve pipe is all provided with wood plywood 1.1, one end of the screw rod of the first split bolt 3 sequentially passes through the wood glue of the first modular unit 1
Sleeve pipe in plywood 1.1, fixed after the round steel pipe 1.2 of the first modular unit 1 by the nut of the first split bolt 3, first pair of drawing
The other end of the screw rod of bolt 3 sequentially passes through sleeve pipe in the wood plywood 1.1 of the second modular unit 2, the first modular unit 1
Fixed after round steel pipe 1.2 by the nut of the first split bolt 3.In order to prevent the second split bolt 6 from damaging plank sheathing when to drawing
4.1, it is ensured that the stability of total, sleeve pipe can be set in plank sheathing 4.1, one end of the screw rod of the second split bolt 6 is successively
By the second split bolt 6 after through the sleeve pipe in the plank sheathing 4.1 of the 3rd modular unit 4, the reinforcing bar 4.2 of the 3rd modular unit 4
Nut fix, the other end of the screw rod of the second split bolt 6 sequentially passes through the set in the plank sheathing 4.1 of the 4th modular unit 5
Manage, fixed after the reinforcing bar 4.2 of the 4th modular unit 5 by the nut of the second split bolt 6.
The manufacturing process of small curvature template：
The first step, snap the line is measured to small curvature template position, and round steel pipe 1.2 is entered using curvature steel pipe processing unit (plant)
Row processing, specific curvature of processing are determined by design drawing；Second step, wood plywood 1.1 is processed, meets its size existing
Field construction requirement；3rd step, secondary joist is installed, the first flitch 1.3 is equidistantly fixed on wood plywood 1.1 by 300mm, the 4th
Step, drills on wood plywood 1.1, installs PVC sleeve pipes, the first split bolt 3 is pierced into PVC sleeve pipes；5th step, by round steel
Pipe 1.2 is installed as main joist, when main joist is installed, according to design drawing in the both ends unwrapping wire of main joist, determines circular arc
The position of two-end-point, after main joist installs, the both ends of arc-shaped device have to and design drawing main joist both ends unwrapping wire
Point overlaps, and ensures installation accuracy, then by the way that the first split bolt 3 is fixed, the fixed device completed checks arc-shaped device
Both ends unwrapping wire point whether deviate, in case of deviate in time adjustment, the next step operation can be carried out by adjusting the device finished；
Pay attention to：Steel pipe 1.2 is formed the curvature for meeting construction requirement in advance, the steel of varying number is used according to depth of beam
Pipe 1.2,1.2 vertical spacing of steel pipe are not more than 200mm.
The manufacturing process of deep camber template：
The first step, snap the line is measured to deep camber template position, reinforcing bar 4.2 carried out using curvature reinforced bar processing device
Processing, specific curvature of processing are determined by design drawing；Second step, plank sheathing 4.1 is processed, its size is met scene and apply
Work requirement；3rd step, secondary joist is installed, the second flitch 4.3 is equidistantly fixed on plank sheathing 4.1 by 100mm, the 4th step,
Drilled on plank sheathing 4.1, PVC sleeve pipes are installed, the second split bolt 6 is pierced into PVC sleeve pipes；5th step, using reinforcing bar 4.2 as
Main joist is installed, and according to design drawing in the both ends unwrapping wire of main joist, determines the position of circular arc two-end-point, main joist installation
After, the both ends of arc-shaped device have to overlap with the point of design drawing main joist both ends unwrapping wire, ensure installation accuracy, then lead to
Cross the second split bolt 6 to be fixed, the fixed device completed checks whether the both ends unwrapping wire point of arc-shaped device deviates, in case of partially
From timely adjustment, the next step operation can be carried out by adjusting the device finished；
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (5)
- A kind of 1. arc formwork device, it is characterised in that：Including small curvature template and deep camber template；The small curvature template includes the first modular unit and the second modular unit, and the first modular unit leads to the second modular unit The first split bolt is crossed to be attached；First modular unit and the second modular unit are included from the interior wood glue set gradually outward Plywood and round steel pipe, the wood plywood and round steel pipe are curved, spaced set between wood plywood and round steel pipe One flitch；The deep camber template includes the 3rd modular unit and the 4th modular unit, and the 3rd modular unit leads to the 4th modular unit The second split bolt is crossed to be attached；3rd modular unit and the 4th modular unit are included from the interior wooden model set gradually outward Plate and reinforcing bar, plank sheathing and reinforcing bar are curved, the flitch of spaced set second between plank sheathing and reinforcing bar.
- 2. arc formwork device according to claim 1, it is characterised in that：Set is equipped with wood plywood and plank sheathing Pipe, one end of the screw rod of the first split bolt sequentially passes through sleeve pipe, the first template list in the wood plywood of the first modular unit Fixed after the round steel pipe of member by the nut of the first split bolt, the other end of the screw rod of the first split bolt sequentially passes through second Sleeve pipe in the wood plywood of modular unit, fixed after the round steel pipe of the first modular unit by the nut of the first split bolt；The After screw rod one end of two split bolts sequentially passes through the reinforcing bar of sleeve pipe in the plank sheathing of the 3rd modular unit, the 3rd modular unit Fixed by the nut of the second split bolt, the other end of the screw rod of the second split bolt sequentially passes through the wooden model of the 4th modular unit Sleeve pipe in plate, fixed after the reinforcing bar of the 4th modular unit by the nut of the second split bolt.
- 3. arc formwork device according to claim 1 or 2, it is characterised in that：First modular unit and the second template list The steel pipe of member has more, is be arranged in parallel along curved surface, its vertical spacing is not more than 200m.
- 4. arc formwork device according to claim 1, it is characterised in that：The thickness of the wood plywood is 2mm, described The thickness of plank sheathing is 3m.
- 5. arc formwork device according to claim 1, it is characterised in that：On the wood plywood of the first modular unit, Ring spacing between first flitch is 300mm；On the wood plywood of the second modular unit, between the ring between the first flitch Away from for 300mm；On the plank sheathing of the 3rd modular unit, the ring spacing between the second flitch is 100mm；In the 4th template list On the plank sheathing of member, the ring spacing between the second flitch is 100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641297.9U CN206903201U (en) | 2017-06-05 | 2017-06-05 | Arc formwork device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641297.9U CN206903201U (en) | 2017-06-05 | 2017-06-05 | Arc formwork device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206903201U true CN206903201U (en) | 2018-01-19 |
Family
ID=61286892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720641297.9U Expired - Fee Related CN206903201U (en) | 2017-06-05 | 2017-06-05 | Arc formwork device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206903201U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442689A (en) * | 2018-03-23 | 2018-08-24 | 中国十七冶集团有限公司 | One kind exempting from plaster curved surface concrete walls shaped steel back cord gang form and construction method |
| CN108930283A (en) * | 2018-06-29 | 2018-12-04 | 五冶集团上海有限公司 | The installation method of large-scale circular basis plank sheathing |
| CN109014724A (en) * | 2018-08-28 | 2018-12-18 | 佛山市粤优创钢结构有限公司 | For welding the positioning device and its localization method of modular unit |
| CN113293987A (en) * | 2021-04-27 | 2021-08-24 | 江苏盐城金达市政工程有限公司 | Construction method of shaped wood plywood for circular structures |
| CN114033163A (en) * | 2021-11-09 | 2022-02-11 | 中国二十二冶集团有限公司 | Method for reinforcing arc-shaped and circular wall body shaping type wood formwork |
-
2017
- 2017-06-05 CN CN201720641297.9U patent/CN206903201U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442689A (en) * | 2018-03-23 | 2018-08-24 | 中国十七冶集团有限公司 | One kind exempting from plaster curved surface concrete walls shaped steel back cord gang form and construction method |
| CN108930283A (en) * | 2018-06-29 | 2018-12-04 | 五冶集团上海有限公司 | The installation method of large-scale circular basis plank sheathing |
| CN109014724A (en) * | 2018-08-28 | 2018-12-18 | 佛山市粤优创钢结构有限公司 | For welding the positioning device and its localization method of modular unit |
| CN109014724B (en) * | 2018-08-28 | 2024-02-27 | 佛山市粤优创钢结构有限公司 | Positioning device for welding template unit and positioning method thereof |
| CN113293987A (en) * | 2021-04-27 | 2021-08-24 | 江苏盐城金达市政工程有限公司 | Construction method of shaped wood plywood for circular structures |
| CN114033163A (en) * | 2021-11-09 | 2022-02-11 | 中国二十二冶集团有限公司 | Method for reinforcing arc-shaped and circular wall body shaping type wood formwork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 |