CN109707093A - Arch bar hovel face arch bar construction - Google Patents
Arch bar hovel face arch bar construction Download PDFInfo
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- CN109707093A CN109707093A CN201811632284.0A CN201811632284A CN109707093A CN 109707093 A CN109707093 A CN 109707093A CN 201811632284 A CN201811632284 A CN 201811632284A CN 109707093 A CN109707093 A CN 109707093A
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- template
- lower edge
- bar
- arch bar
- partition
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Abstract
The invention discloses a kind of arch bar hovel face arch bar constructions, the support of lower curved plate bottom is using full hall frame support, partition is transported to work surface lifting after using the prefabricated partition of on-site, upper arc template prolongs X direction sectional making into ship type template according to roofing radian, corresponding size and partition position, reserving hole is punched with every piece of partition of adjacent two pieces of partitions or so, the lumps of wood is placed after reinforcing bar is flexibly inserted on reinforcing bar as ship shape form bracing system, reinforcing bar can also be extracted after construction, material is saved, cost is reduced.For roofing using the construction of storehouse method is jumped, template of winding up and lower edge template continuous placing are integral.Template is convenient to assemble and disassemble, and template turnover period is short, standardization, modularization, strong applicability.
Description
Technical field
The present invention relates to building fields, are to be related to a kind of arch bar hovel face arch bar construction more specifically.
Background technique
Prestressed reinforced concrete arch bar is the roof truss body for collecting the multi-functional grillage unification such as load-bearing, waterproof, heat-insulated, ceiling
System, it is made of template of winding up, lower edge template, girt strip, partition and brace etc., arch bar span 24m.Template of winding up is secondary throwing
Object line shell roof boarding, floor elevation install there are linear change and need higher installation accuracy, template installation is determined to winding up
Position size requires more stringent.
The construction of existing prestressed reinforced concrete arch bar does not form a set of simple and easy and high installation accuracy
Construction, so that construction is complex, construction quality is not high.
Summary of the invention
To overcome drawbacks described above in the prior art, the present invention provides a kind of arch bar hovel face arch bar construction.
To achieve the above object, the present invention provides a kind of arch bar hovel face arch bar construction, comprising the following steps:
(1) wind up ship shape bed die, lower edge bed die and arc side mode are made；
(2) lower edge end template support system and lower edge template are installed；
(3) boom plate deformed bar, prestressed reinforcement of tensioning are set on lower edge template upper berth；
(4) partition is installed on lower edge ship type bed die；
(5) lower edge side form is installed in lower edge bed die two sides, template of winding up is fixedly mounted in partition upper end；
(6) the template reinforcing bar that winds up is bound；
(7) to template and the lower edge template casting concrete of winding up；
(8) the ship type bed die that winds up is removed, opens and puts deformed bar；
(9) lower edge template is removed.
Preferably, the ship shape bed die that winds up of the step (1) winds up according to construction drawing the height of ship shape template,
The segmentation of the distance between radian width and two partitions manufactures the ship shape bed die that winds up.
Preferably, lower edge end template support system described in the step (2) is full hall frame, and using laterally and perpendicular
It is reinforced to continuous Crossing brace.
Preferably, the deformed bar in the step (3) is laterally laid on lower edge end template, in two times to pre-
Stress reinforcing bar carries out tensioning, and tension sequence is from left to right, from top to bottom, to be blocked after tensioning with anchorage, deformed bar tensioning
After the completion, the short direction reinforcing bar of vertical axis is bound.
Preferably, the partition in the step (4) is completed in-situ precast using tower crane according to measurement and positioning line
Partition is lifted to work surface, installation is completed, after every piece of partition is installed, using brace supporting clapboard.
Preferably, in the step (5) lower edge side form installation the following steps are included:
The girt strip inner side template of lower edge uses 40 × 135mm wooden model, and the template in outside uses 40 × 180mm wooden model, side form
Formwork reinforcement use 14 reinforcing bar mounting board of Φ, the Simple clamp that " F " shape is made in both ends carry out inner side template and outboard template plus
Gu；
The installation of the ship type template of winding up the following steps are included:
(1) installation for template of winding up: upper string board template uses ship shape template, is fixed to each other with partition；
(2) wind up the installation of side template: the girt strip inner side template winded up uses 40 × 135mm wooden model, and the template in outside is adopted
With 40 × 180mm wooden model, the formwork reinforcement of side form uses 14 reinforcing bar mounting board of Φ, and both ends are made in the Simple clamp progress of " F " shape
The reinforcing of side template and outboard template.
Preferably, the template method fixed with partition of winding up are as follows: the left and right sides holes drilled through of every piece of partition, insertion are straight
The reinforcing bar of diameter 14, front and back protruded length 15cm.The 50x100cm lumps of wood is fixed temporarily using step fastener before and after partition and is placed in steel
On muscle, support of the lumps of wood as template of winding up.
Preferably, in the step (6), binding wind up template reinforcing bar when, template of winding up reinforcing bar and lower edge template
Deformed bar position should correspond to each other.
Preferably, in the step (7), concrete pours sequence are as follows: first template of winding up is poured, after to lower edge
Template pours, and the casting direction of template of winding up and lower edge template is to pour from the middle to both ends.
Preferably, in the step (8), carry out putting when marking feeding test block up to 75% or more, remove first
Arc template makes component Free Compression, then opens and put deformed bar.
Compared with prior art, the beneficial effects of the present invention are:
1. the template system that winds up uses regularization ship type template, standardization, modularization, strong applicability；
2. template system forms entirety along arched roof panel length direction sectional making, arch bar template is convenient to assemble and disassemble, accelerates
Turnover.
3. the prefabricated partition using spacing less than 2m forms earlier disassembly system of formworks as the selve support system of upper string board,
Accelerate template turnover.
Ship shape bed die and lower edge bed die one-pass molding 4. arch bar storehouse is winded up, avoid winding up ship shape bed die and lower edge bed die separate
Secondary construction and the dabbing processing of construction joint.
5. arch bar storehouse is winded up, template and lower edge template one-pass molding, are conducive to roofing Anti-seeping technology.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of arch bar hovel face provided in an embodiment of the present invention Arch Bar Structure schematic diagram；
Fig. 2 is a kind of ship type Prototype drawing of arch bar hovel face provided in an embodiment of the present invention arch bar construction；
Fig. 3 is a kind of full hall frame support system support of arch bar hovel face provided in an embodiment of the present invention arch bar construction
The structural schematic diagram of lower edge bed die；
Fig. 4 is the enlarged drawing in the portion A in Fig. 3.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of arch bar hovel face arch bar construction.
FIG. 1 to FIG. 4 is please referred to, the present invention provides a kind of arch bar hovel face arch bar construction following steps:
(1) preparation
A. wind up ship shape bed die, lower edge bed die and arc side mode are made；
Wind up the distance between height, radian, width and two partitions of arch bar according to construction drawing, incorporation engineering feature
And construction condition comprehensively considers, segmentation customization ship type template.Matching die figure is drawn, figure is reinforced.First in ground grading before production
It is upper to put full-page proof well with method of direct coordinate in 1:1 ratio, it winds up ship shape bed die, lower edge bed die and arc side mode by sample making.
B. each section of dummy plate is completed in precasting yard；
C. it has been cleaned out before template installation, after waiting water dry, brushing release agent；
D. bullet is set for partition, arch bar line and elevation control line, and through onsite acceptance qualification.
(2) lower edge end template support system and lower edge template are installed；
Steel pipe supporting system is set up according to full hall frame position line, upright bar advance, transfer are 1m, upright bar step pitch 1.5m, and
Using laterally and vertically continuous Crossing brace is reinforced.
Full hall frame is located in collar tie beam level height using jacking and the lumps of wood integrally on crown wall body collar tie beam.
Main joist uses 48 double steel pipe of Φ, and secondary joist uses steel rough ground, spacing 250mm, and lower edge template die plate is laid with upper steel
On rough ground.
(3) boom plate deformed bar, prestressed reinforcement of tensioning are set on lower edge template upper berth；
The deformed bar is laterally laid on lower edge end template, carries out tensioning, tensioning to deformed bar in two times
Sequence is from left to right, from top to bottom, blocks with anchorage after tensioning, after the completion of deformed bar tensioning, bind the short side of vertical axis
To reinforcing bar, binds nonprestressed reinforcement and forbid to trample deformed bar in the process.
(4) partition is installed on lower edge ship type bed die；
The partition is lifted the partition that in-situ precast is completed to work surface according to measurement and positioning line, using tower crane, is completed
Installation, after every piece of partition is installed, using brace supporting clapboard.
(5) lower edge side form is installed in lower edge bed die two sides, template of winding up is fixedly mounted in partition upper end；
The installation of lower edge side form the following steps are included:
The girt strip inner side template of lower edge uses 40 × 135mm wooden model, and the template in outside uses 40 × 180mm wooden model, side form
Formwork reinforcement use 14 reinforcing bar mounting board of Φ, the Simple clamp that " F " shape is made in both ends carry out inner side template and outboard template plus
Gu；
The installation of the ship type template of winding up the following steps are included:
(1) installation for template of winding up: upper string board template uses Special end product ship shape template, is fixed to each other with partition；
(2) wind up the installation of side template: the girt strip inner side template of lower edge uses 40 × 135mm wooden model, and the template in outside is adopted
With 40 × 180mm wooden model, the formwork reinforcement of side form uses 14 reinforcing bar mounting board of Φ, and both ends are made in the Simple clamp progress of " F " shape
The reinforcing of side template and outboard template.
The method that template of winding up and partition are fixed are as follows: the left and right sides holes drilled through of every piece of partition is inserted into the reinforcing bar of diameter 14,
Front and back protruded length 15cm.The 50x100cm lumps of wood is fixed temporarily using step fastener before and after partition and is placed on reinforcing bar, the lumps of wood is made
For the support for template of winding up.
Template of winding up is installed on the lumps of wood of partition two sides, is winded up and is set between template and the lumps of wood using triangle wooden unit pad, with
Just the absolute altitude of calibration vessel pattern plate.
(6) the template reinforcing bar that winds up is bound；
Binding wind up template reinforcing bar when, according to the reinforcement location of lower boom plate bind upper string board reinforcing bar, template of winding up reinforcing bar with
The deformed bar position of lower edge template should correspond to each other.
(7) to template and the lower edge template casting concrete of winding up；
Concrete pour sequence are as follows: first template of winding up is poured, after lower edge template is poured, template of winding up river lower edge mould
The casting direction of plate is to pour from the middle to both ends.
(8) the ship type bed die that winds up is removed, opens and puts deformed bar；
It carries out putting when marking feeding test block up to 75% or more, removes upper arc template first, make component Free Compression, then
It opens and puts deformed bar.During putting, it should first loosen girt strip reinforcing bar, then loosen plate face reinforcing bar, it is suitable to loosen deformed bar
Slowly, it prevents from impacting suddenly.Loosen Shi Yingxian and loosen deformed bar on arch bar rib, after loosen prestress steel in arch bar plate
Muscle.It should loosen simultaneously to centre by symmetrical principle from both sides when loosening deformed bar in plate.When in order to check that component loosens
Whether the bonding of reinforcing bar and concrete is reliable, should measure amount of recovery of the reinforcing bar in concrete when cutting off reinforcing bar.
(9) after concrete strength reaches 100% intensity requirement, lower edge template is removed.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (10)
1. a kind of arch bar hovel face arch bar construction, it is characterised in that: the following steps are included:
(1) wind up ship shape bed die, lower edge bed die and arc side mode are made；
(2) lower edge end template support system and lower edge template are installed；
(3) boom plate deformed bar, prestressed reinforcement of tensioning are set on lower edge template upper berth；
(4) partition is installed on lower edge ship type bed die；
(5) lower edge side form is installed in lower edge bed die two sides, template of winding up is fixedly mounted in partition upper end；
(6) the template reinforcing bar that winds up is bound；
(7) to template and the lower edge template casting concrete of winding up；
(8) the ship type bed die that winds up is removed, opens and puts deformed bar；
(9) lower edge template is removed.
2. a kind of arch bar hovel face according to claim 1 arch bar construction, it is characterised in that: the step (1)
Ship shape of winding up bed die winds up the distance between height, radian width and two the partitions segmentation of ship shape template according to construction drawing
Manufacture the ship shape bed die that winds up.
3. a kind of arch bar hovel face according to claim 1 arch bar construction, it is characterised in that: step (2) institute
The lower edge end template support system stated is full hall frame, and is reinforced using lateral and vertical continuous Crossing brace.
4. a kind of arch bar hovel face according to claim 1 arch bar construction, it is characterised in that: in the step (3)
Deformed bar be laterally laid on lower edge end template, tensioning is carried out to deformed bar in two times, tension sequence is from a left side
It is blocked after tensioning with anchorage from top to bottom to the right side, after the completion of deformed bar tensioning, binds the short direction reinforcing bar of vertical axis.
5. a kind of arch bar hovel face according to claim 1 arch bar construction, it is characterised in that: in the step (4)
Partition according to measurement and positioning line, the partition that in-situ precast is completed is lifted to work surface using tower crane, completes installation, every piece every
After plate is installed, using brace supporting clapboard.
6. a kind of arch bar hovel face according to claim 1 arch bar construction, it is characterised in that: in the step (5)
The installation of lower edge side form the following steps are included:
The girt strip inner side template of lower edge uses 40 × 135mm wooden model, and the template in outside uses 40 × 180mm wooden model, the mould of side form
Plate, which is reinforced, uses 14 reinforcing bar mounting board of Φ, and the Simple clamp that " F " shape is made in both ends carries out the reinforcing of inner side template and outboard template；
The installation of the ship type template of winding up the following steps are included:
(1) installation for template of winding up: upper string board template uses ship shape template, is fixed to each other with partition；
(2) wind up the installation of side template: the girt strip inner side template of lower edge uses 40 × 135mm wooden model, and the template in outside uses 40
× 180mm wooden model, the formwork reinforcement of side form use 14 reinforcing bar mounting board of Φ, and the Simple clamp that " F " shape is made in both ends carries out interior side form
The reinforcing of plate and outboard template.
7. a kind of arch bar hovel face according to claim 6 arch bar construction, it is characterised in that: template of winding up and partition
Fixed method are as follows: the left and right sides holes drilled through of every piece of partition is inserted into the reinforcing bar of diameter 14, front and back protruded length 15cm.Partition
The 50x100cm lumps of wood is fixed temporarily using step fastener and is placed on reinforcing bar by front and back, support of the lumps of wood as template of winding up.
8. a kind of arch bar hovel face according to claim 1 arch bar construction, it is characterised in that: in the step (6),
Binding wind up template reinforcing bar when, template of winding up reinforcing bar should be corresponded to each other with the deformed bar position of lower edge template.
9. a kind of arch bar hovel face according to claim 1 arch bar construction, it is characterised in that: in the step (7),
Concrete pour sequence are as follows: first template of winding up is poured, after lower edge template is poured, template of winding up river lower edge template pours
Direction is to pour from the middle to both ends.
10. a kind of arch bar hovel face according to claim 1 arch bar construction, it is characterised in that: the step (8)
In, it carries out putting when marking feeding test block up to 75% or more, removes upper arc template first, make component Free Compression, then open and put
Deformed bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632284.0A CN109707093A (en) | 2018-12-29 | 2018-12-29 | Arch bar hovel face arch bar construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632284.0A CN109707093A (en) | 2018-12-29 | 2018-12-29 | Arch bar hovel face arch bar construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109707093A true CN109707093A (en) | 2019-05-03 |
Family
ID=66258185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811632284.0A Pending CN109707093A (en) | 2018-12-29 | 2018-12-29 | Arch bar hovel face arch bar construction |
Country Status (1)
| Country | Link |
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| CN (1) | CN109707093A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459498A (en) * | 2020-11-17 | 2021-03-09 | 中国建筑第八工程局有限公司 | Post-tensioning prestressed tendon construction method based on skip method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB540805A (en) * | 1940-05-30 | 1941-10-30 | Ernest Albert Newton | Improvements in roof constructions |
| US5189851A (en) * | 1989-01-24 | 1993-03-02 | Kajima Corporation | Movable dome-type roof for structure |
| CN101338603A (en) * | 2008-08-08 | 2009-01-07 | 广州市建筑机械施工有限公司 | Internal prefabrication construction method for arch roof board |
| CN102251667A (en) * | 2011-05-11 | 2011-11-23 | 中冶建工集团有限公司 | Construction method for reinforced concrete arched roof of grain store |
| CN106760829A (en) * | 2017-01-22 | 2017-05-31 | 南京丰源建筑设计有限公司 | A kind of design-and-build method of high-air-tightness one-shot forming horizontal warehouse arched roof plate |
| CN105220808B (en) * | 2015-09-11 | 2018-01-16 | 杭州江润科技有限公司 | Large-span prestressed arch bar in-situ precast construction method of installation |
-
2018
- 2018-12-29 CN CN201811632284.0A patent/CN109707093A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB540805A (en) * | 1940-05-30 | 1941-10-30 | Ernest Albert Newton | Improvements in roof constructions |
| US5189851A (en) * | 1989-01-24 | 1993-03-02 | Kajima Corporation | Movable dome-type roof for structure |
| CN101338603A (en) * | 2008-08-08 | 2009-01-07 | 广州市建筑机械施工有限公司 | Internal prefabrication construction method for arch roof board |
| CN102251667A (en) * | 2011-05-11 | 2011-11-23 | 中冶建工集团有限公司 | Construction method for reinforced concrete arched roof of grain store |
| CN105220808B (en) * | 2015-09-11 | 2018-01-16 | 杭州江润科技有限公司 | Large-span prestressed arch bar in-situ precast construction method of installation |
| CN106760829A (en) * | 2017-01-22 | 2017-05-31 | 南京丰源建筑设计有限公司 | A kind of design-and-build method of high-air-tightness one-shot forming horizontal warehouse arched roof plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459498A (en) * | 2020-11-17 | 2021-03-09 | 中国建筑第八工程局有限公司 | Post-tensioning prestressed tendon construction method based on skip method |
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Application publication date: 20190503 |