CN110439270A - A kind of post-cast strip exempts to tear support system construction method open - Google Patents
A kind of post-cast strip exempts to tear support system construction method open Download PDFInfo
- Publication number
- CN110439270A CN110439270A CN201910728995.6A CN201910728995A CN110439270A CN 110439270 A CN110439270 A CN 110439270A CN 201910728995 A CN201910728995 A CN 201910728995A CN 110439270 A CN110439270 A CN 110439270A
- Authority
- CN
- China
- Prior art keywords
- post
- cast strip
- adjustable
- support
- leger
- 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.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 41
- 210000001138 Tears Anatomy 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- 238000005266 casting Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 5
- 239000000789 fastener Substances 0.000 claims description 4
- 230000005571 horizontal transmission Effects 0.000 claims description 4
- 239000002023 wood Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003014 reinforcing Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000007787 solid 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/48—Supporting structures for shutterings or frames for floors or roofs
-
- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/48—Supporting structures for shutterings or frames for floors or roofs
- E04G11/486—Dropheads supporting the concrete after removal of the shuttering; Connecting means on beams specially adapted for dropheads
-
- 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
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
- E04G25/065—Shores or struts; Chocks telescopic with parts held together by positive means by a threaded nut
Abstract
Exempt to tear support system construction method open the invention discloses a kind of post-cast strip, the following steps are included: 1) carry out ground unwrapping wire snap the line according to support scaffolding plan layout drawing and post-cast strip position, first set up post-cast strip position independence support system, special complete is adjustable shores for setting at the top of independent support system central post, then sets up other position support systems of post-cast strip two sides；2) the common adjustable jack leger in first Construction Later Casting Zone two sides, then Construction Later Casting Zone position leger；3) continuous laying is taken in platform beam-slab template laying；4) scaffold and form removable are carried out；5) in adjustable shore elongated stress horizontal steel tube is installed on short sleeve；6) late poured band support and template are removed.This invention ensures that late poured band support is not torn open, is not loose, and does not influence the support and form removable in other regions, solves the drawbacks of existing rear pouring tape construction method.
Description
Technical field
The present invention relates to the construction method of the support system in architectural engineering, specially a kind of post-cast strip exempts to tear support system open
Construction method.
Background technique
Independence support system in post-cast strip takes separation design, i.e. alter-pouring strips mould plate and support and other beam-slab templates at present
And support separation carries out beam-slab template and support system is removed, post-cast strip after concreting is completed and reaches dismounting intensity
Position template and support system retain；When the concrete construction of post-cast strip, first by post-cast strip two sides beam slab using double-pole scaffold into
The capable reinforcing that returns back to top；It returns back to top and removes post-cast strip position template after reinforcing, formwork-support retains, then post-cast strip joint surface is carried out
Dabbing processing, and clean out；Then branch alter-pouring strips mould plate pours post-cast strip concrete, and it is strong to reach design to post-cast strip concrete
Support and template are removed after degree.There are differences in stress with original support for this construction method that returns back to top, and often return back to top not in time,
It easily causes structure cantilever force and generates cracking, meanwhile, the construction workload that returns back to top is big, costly.
Summary of the invention
Constructing present invention aim to address existing post-cast strip independence support system, cumbersome, support system is removed, return back to top band
The structure come realizes that late poured band support system does not tear open, do not return back to top there may be the hidden danger in crack.
To solve the above problems, present invention employs following technical solutions: a kind of post-cast strip exempts to tear support system construction party open
Method, it is characterised in that the following steps are included:
1) unwrapping wire snap the line in ground is carried out according to support scaffolding plan layout drawing and post-cast strip position, first sets up post-cast strip portion
The independent support system in position, special complete is adjustable shores for setting at the top of support post in independent support system, then sets up post-cast strip two
Other position support systems of side；
2) template system is constructed, the first common adjustable jack leger in Construction Later Casting Zone two sides, then Construction Later Casting Zone position leger；
3) continuous laying is taken in platform beam-slab template laying, at the adjustable position of shoring of special complete using 300mm width edge angle mould
Plate aperture is assembled, and adjustable top plate face of shoring is leveled according to mould floor elevation；
4) after the concreting of post-cast strip two sides is completed and reaches strength of mould stripping, scaffold and form removable is carried out, is removed simultaneously
Post-cast strip it is dedicated it is adjustable shore connection fastener, horizontal transmission rod and template system, at this point, post-cast strip two sides beam slab load is by transverse direction
Actuating system indirect transfer be changed into directly by it is dedicated it is adjustable shore stress, late poured band support is without removing, returning back to top, system is steady
Calmly, power transmission is reasonable；
5) post-cast strip concrete construction, first it is dedicated it is adjustable shore the elongated stress horizontal steel tube of upper installation, re-lay flitch and wood
After template, flitch and template are laid, then alter-pouring strips mould plate is used into hydraulic jack integral jacking and is adjacent to floor face；
6) post-cast strip concrete is poured, late poured band support and template are removed after intensity reaches design strength.
Post-cast strip above-mentioned exempts to tear support system construction method open, late poured band support and other position support systems in step 1)
It is connected using interim girt, in order to enhance the overall stability of frame body.
Post-cast strip above-mentioned exempts to tear support system construction method open, other position support systems include supported rod erecting in step 1)
With common jacking, supported rod erecting uses disk button or total sub-semigroup, and ordinary steel pipe scaffold can also be used in supported rod erecting, uses
Disk button or total sub-semigroup construction are more convenient.
Post-cast strip above-mentioned exempts to tear support system construction method open, and special complete is adjustable in step 1) shores top plate and template face
It flushes, special complete is adjustable to be shored including circular steel plate, and circular steel plate bottom end fixed vertical is provided with screw rod, is arranged on screw rod
First for adjusting steel pipe short sleeve height is arranged in the steel pipe short sleeve connecting with other support systems, steel pipe short sleeve bottom
Adjust lock, screw rod bottom be provided with adjusting screw rod height second adjust lock, solved by steel pipe short sleeve and other
The connection of support system upright bar also solves horizontal force bar and the stress check calculation vertically shored, using steel pipe short sleeve can
Moving up and down on screw rod is adjusted, template system absolute altitude can accurately be adjusted.
Support system construction method is exempted to tear open in post-cast strip above-mentioned, and in step 3) when leger is steel pipe, common jacking is big
Cross bar is connect using right-angle coupler with adjustable shore of special complete with complete adjustable shore in post-cast strip；When leger is flitch or side
When steel, adjustable the elongated horizontal steel tube of upper installation is shored as leger force rod, flitch or square steel be supported on horizontal steel dedicated
Guan Shang, post-cast strip position leger are not required to disconnect with two sides template system leger.
The beneficial effects of the present invention are: this invention ensures that late poured band support is not torn open, is not loose, and do not influence other regions
Support and form removable, solve the drawbacks of existing rear pouring tape construction method；It is solved and other supports by steel pipe short sleeve
The connection of system upright bar, the stress check calculation for also solving horizontal force bar and vertically shoring, it is ensured that support system upright bar stress shape
State is consistent, while the moving up and down on adjusting screw using short sleeve, can accurately be adjusted to template system absolute altitude,
And lifting operation can be taken to alter-pouring strips mould plate, and it greatly facilitates alter-pouring strips mould plate and installs, compared with tradition returns back to top construction method,
This method does not need to set up the support that returns back to top, and novel form, easy construction ensure that late poured band support system stress is constant,
It is truly realized at post-cast strip concrete construction support may be implemented and do not tear open, is not loose, and be not required to set up the effect for the support that returns back to top again, it is right
It accelerates construction progress, reduce construction cost, ensure that construction quality advantage is obvious.
Detailed description of the invention
Fig. 1 is support system of the present invention and template construction schematic diagram；
Fig. 2 shores schematic diagram after short sleeve connection fastener, horizontal transmission rod and template system are removed to be adjustable；
Fig. 3 is the secondary formwork horizontal steel tube scheme of installation in post-cast strip；
Fig. 4 is alter-pouring strips mould plate lifting diagram；
Fig. 5 is that special complete shores structural schematic diagram.
In the figure, it is marked as 1, common adjustable leger, 2, can commonly turn cross bar down, 3, common templates, 4, post-cast strip, 5, straight
Angle fastener, 6, common jacking, 7, it is dedicated it is adjustable shore, 8, late poured band support upright bar, 9, supported rod erecting, 10, girt, 11,
Post-cast strip leger, 12, the small cross bar in post-cast strip, 13, alter-pouring strips mould plate, 70, circular steel plate, 71, screw rod, 72, steel plate short sleeve,
73, first lock is adjusted, 74, second adjusts lock, 75, ribbed stiffener.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
A kind of post-cast strip is present embodiments provided to exempt to tear support system construction method open, it is characterised in that the following steps are included:
1) unwrapping wire snap the line in ground is carried out according to support scaffolding plan layout drawing and post-cast strip position, first sets up post-cast strip portion
The independent support system in position, then other position support systems of post-cast strip two sides are set up, late poured band support and other position support systems
It is connected using interim girt 11, other position support systems include supported rod erecting 9 and common jacking 6, and supported rod erecting 9 uses
Ordinary steel pipe scaffold can also be used in disk button or total sub-semigroup, supported rod erecting 9, is applied using disk button or total sub-semigroup
Work is more convenient；
2) special complete is adjustable shores 7 for setting at the top of late poured band support column, and special complete is adjustable to shore 7 top plates and 3 face of template
It flushes, special complete is adjustable, and to shore 7 include with a thickness of 8mm, the circular steel plate 70 that diameter is 150mm, and 70 bottom end of circular steel plate is solid
Surely it is vertically installed with the screw rod 71 that diameter is 37mm, circular steel plate 70 and screw rod connect 71 places of connecing and be provided with ribbed stiffener 75, screw rod 71
Upper that the steel pipe short sleeve 72 that diameter is 48mm is arranged at circular steel plate 70,72 bottom of steel pipe short sleeve is arranged for adjusting
The first of 72 height of steel pipe short sleeve adjusts lock 73, and 71 bottom of screw rod is provided with the second adjusting lock of 71 height of adjusting screw rod
74, since short set 72 can move up and down in adjustable supports, jack-up construction is taken when installing alter-pouring strips mould plate, was both significantly facilitated
Site operation, and can accomplish that template face is close to concrete surface, to ensure that post-cast strip concrete base flatness, such as Fig. 5
It is shown；
3) when template system is constructed, the first common adjustable jack leger 1 in Construction Later Casting Zone two sides, then the big cross in Construction Later Casting Zone position
Bar 11, when common 1 leger is steel pipe, common jacking leger 1 and post-cast strip are complete adjustable to shore 7 and uses right-angle couplers 5
With it is complete it is adjustable shore steel pipe short sleeve 72 on 7 and connect, and 73 adjusting sleeves of lock are adjusted by 72 bottom first of steel pipe short sleeve
Pipe height；When common leger 1 is flitch or square steel, elongated horizontal steel tube is installed on 7 short sleeves 72 in dedicated adjustable shore
As leger force rod, flitch or square steel are supported on horizontal steel tube, post-cast strip position leger 11 and two sides template system
Leger is not required to disconnect.
4) continuous laying is taken in platform beam-slab template laying, at adjustable 7 positions of shoring of special complete using 300mm or so width
It is assembled to spend corner template aperture, adjustable top plate face of shoring can be leveled according to mould floor elevation, as shown in Figure 1；
5) after the concreting of post-cast strip two sides is completed and reaches strength of mould stripping, large area scaffold and form removable are carried out, together
When remove the adjustable right-angle coupler 5 shored on short sleeve 72 in post-cast strip, horizontal transmission rod and template system, at this point, post-cast strip two
Curb girder plate load by pass force crossly system indirect transfer be changed into directly by it is dedicated it is adjustable shore stress, late poured band support is without tearing open
Remove, return back to top, stable system, power transmission it is reasonable, as shown in Figure 2；
6) when the concrete construction of post-cast strip, first in adjustable shore elongated stress horizontal steel tube should be installed on short sleeve 72, re-lays
Flitch and plank sheathing, for convenient for site operation, short sleeve absolute altitude is lowered 50 ~ 100mm, after flitch, template are laid, then will
Alter-pouring strips mould plate is using hydraulic jack integral jacking and is adjacent to floor face, tightens the first adjusting lock 73 on short sleeve and fixes,
As shown in Fig. 3 Fig. 4；
7) post-cast strip concrete is poured, late poured band support and alter-pouring strips mould plate 13 are removed after intensity reaches design strength.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (5)
1. a kind of post-cast strip exempts to tear support system construction method open, it is characterised in that the following steps are included:
1) unwrapping wire snap the line in ground is carried out according to support scaffolding plan layout drawing and post-cast strip position, first sets up post-cast strip portion
The independent support system in position, special complete is adjustable shores for setting at the top of support post in independent support system, then sets up post-cast strip two
Other position support systems of side；
2) template system is constructed, the first common adjustable jack leger in Construction Later Casting Zone two sides, then Construction Later Casting Zone position leger；
3) continuous laying is taken in platform beam-slab template laying, at the adjustable position of shoring of special complete using 300mm width edge angle mould
Plate aperture is assembled, and dedicated adjustable top plate face of shoring is leveled according to mould floor elevation；
4) after the concreting of post-cast strip two sides is completed and reaches strength of mould stripping, scaffold and form removable is carried out, is removed simultaneously
Post-cast strip is dedicated adjustable to shore connection fastener, horizontal transmission rod and template system；
5) post-cast strip concrete construction, first it is dedicated it is adjustable shore the elongated stress horizontal steel tube of upper installation, re-lay flitch and wood
After template, flitch and template are laid, then alter-pouring strips mould plate is used into hydraulic jack integral jacking and is adjacent to floor face；
6) post-cast strip concrete is poured, late poured band support and template are removed after intensity reaches design strength.
2. a kind of post-cast strip according to claim 1 exempts to tear support system construction method open, it is characterised in that: after in step 1)
The independent support of band is poured to connect with other position support systems using interim girt.
3. a kind of post-cast strip according to claim 1 exempts to tear support system construction method open, it is characterised in that: its in step 1)
His position support system includes supported rod erecting and common jacking, and supported rod erecting uses disk button or total sub-semigroup.
4. a kind of post-cast strip according to claim 1 exempts to tear support system construction method open, it is characterised in that: step 1) special secondary school
With it is complete it is adjustable shore top plate and flushed with template face, special complete is adjustable to be shored including circular steel plate, and circular steel plate bottom end is fixed
It is vertically installed with screw rod, the steel pipe short sleeve connecting with other support systems, the setting of steel pipe short sleeve bottom are arranged on screw rod
Lock is adjusted for adjusting the first of steel pipe short sleeve height, screw rod bottom is provided with the second adjusting lock of adjusting screw rod height
Button.
5. a kind of post-cast strip according to claim 1 exempts to tear support system construction method open, it is characterised in that: in step 2 when
When leger is steel pipe, common jacking leger and post-cast strip is complete adjustable shores using right-angle coupler and the adjustable top of special complete
Support connection；When leger is flitch or square steel, in the dedicated adjustable elongated horizontal steel tube of upper installation of shoring as leger stress
Bar, flitch or square steel are supported on horizontal steel tube, and post-cast strip position leger is not required to disconnect with two sides template system leger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910728995.6A CN110439270A (en) | 2019-08-08 | 2019-08-08 | A kind of post-cast strip exempts to tear support system construction method open |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910728995.6A CN110439270A (en) | 2019-08-08 | 2019-08-08 | A kind of post-cast strip exempts to tear support system construction method open |
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| Publication Number | Publication Date |
|---|---|
| CN110439270A true CN110439270A (en) | 2019-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910728995.6A Pending CN110439270A (en) | 2019-08-08 | 2019-08-08 | A kind of post-cast strip exempts to tear support system construction method open |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749458A (en) * | 2020-06-30 | 2020-10-09 | 武汉一冶建筑安装工程有限责任公司 | Post-cast strip inner frame formwork construction method and support system |
| CN112012480A (en) * | 2020-08-25 | 2020-12-01 | 圣峰建设有限公司 | Tool type independent formwork structure for post-cast strip and construction process |
| CN113027102A (en) * | 2021-03-15 | 2021-06-25 | 武汉建工集团股份有限公司 | Soft soil foundation construction support inner support construction operation platform and construction method |
| CN113073841A (en) * | 2021-04-22 | 2021-07-06 | 中国十七冶集团有限公司 | Modular assembly type post-cast strip independent supporting device and using method thereof |
| CN113107192A (en) * | 2021-03-31 | 2021-07-13 | 中国五冶集团有限公司 | Post-cast strip supporting method |
| CN113914524A (en) * | 2021-11-10 | 2022-01-11 | 中建四局第六建设有限公司 | Edge belt type independent support construction method for superposed floor of assembled structure system |
| CN114059762A (en) * | 2021-12-03 | 2022-02-18 | 湖南中模云建筑科技有限公司 | Hand rack table formwork free of disc detaching and foot buckling and construction method |
| CN114215345A (en) * | 2021-12-23 | 2022-03-22 | 珠海华发人居生活研究院有限公司 | Construction method for independent support bracket template of post-cast strip of top plate of reservoir |
-
2019
- 2019-08-08 CN CN201910728995.6A patent/CN110439270A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749458A (en) * | 2020-06-30 | 2020-10-09 | 武汉一冶建筑安装工程有限责任公司 | Post-cast strip inner frame formwork construction method and support system |
| CN112012480A (en) * | 2020-08-25 | 2020-12-01 | 圣峰建设有限公司 | Tool type independent formwork structure for post-cast strip and construction process |
| CN113027102A (en) * | 2021-03-15 | 2021-06-25 | 武汉建工集团股份有限公司 | Soft soil foundation construction support inner support construction operation platform and construction method |
| CN113027102B (en) * | 2021-03-15 | 2022-06-07 | 武汉建工集团股份有限公司 | Soft soil foundation construction support inner support construction operation platform and construction method |
| CN113107192A (en) * | 2021-03-31 | 2021-07-13 | 中国五冶集团有限公司 | Post-cast strip supporting method |
| CN113073841A (en) * | 2021-04-22 | 2021-07-06 | 中国十七冶集团有限公司 | Modular assembly type post-cast strip independent supporting device and using method thereof |
| CN113914524A (en) * | 2021-11-10 | 2022-01-11 | 中建四局第六建设有限公司 | Edge belt type independent support construction method for superposed floor of assembled structure system |
| CN114059762A (en) * | 2021-12-03 | 2022-02-18 | 湖南中模云建筑科技有限公司 | Hand rack table formwork free of disc detaching and foot buckling and construction method |
| CN114215345A (en) * | 2021-12-23 | 2022-03-22 | 珠海华发人居生活研究院有限公司 | Construction method for independent support bracket template of post-cast strip of top plate of reservoir |
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