CN109162296A - Single side formwork system and the construction method poured using system progress exterior wall - Google Patents
Single side formwork system and the construction method poured using system progress exterior wall Download PDFInfo
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- CN109162296A CN109162296A CN201810994533.4A CN201810994533A CN109162296A CN 109162296 A CN109162296 A CN 109162296A CN 201810994533 A CN201810994533 A CN 201810994533A CN 109162296 A CN109162296 A CN 109162296A
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- 238000009415 formwork Methods 0.000 title claims abstract description 95
- 238000010276 construction Methods 0.000 title claims abstract description 35
- 239000000835 fiber Substances 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 6
- 238000004873 anchoring Methods 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims description 2
- 238000005345 coagulation Methods 0.000 claims description 2
- 230000011218 segmentation Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000010841 municipal wastewater Substances 0.000 description 1
- 238000009419 refurbishment Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- 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
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/08—Forms, which are completely dismantled after setting of the concrete and re-built for next pouring
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Revetment (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The construction method that exterior wall pours is carried out the invention discloses single side formwork system and using the system, the formwork system is arranged in slope protection pile side, including the initial segment formwork system and the extended segment formwork system being arranged in above the initial segment formwork system, the initial segment formwork system is arranged on sole plate, including the first fastening part, the support section of the first fastening part lateral surface is arranged in and is embedded in sole plate earth anchor；Extended segment formwork system includes at least one second fastening part.It includes being embedded in the short side dowel in the initial segment formwork system in concrete layer and from being pierced by between two vertical back cords and outwardly extending long side dowel that vertical L-type, which draws dowel, the processing of long side dowel tail portion mantle fiber and tightens fixation by nut.Strong operability can also complete wall construction, universality with higher when only unilateral side has formwork condition well.Situations such as in implementation process without finding swollen mould, spillage, template displacement.
Description
Technical field
It is poured the present invention relates to technical field of building construction, especially single side formwork system and using system progress exterior wall
Construction method.
Background technique
With flourishing for Building Trade in China, the construction land growing tension in city.Frequently encounter outer wall of basement
Lead to not due to various reasons using generation the case where conventional two sides formwork.
This engineering is located in certain campus, and the collateral protection structure in engineering northwest is permanent retaining structure, with main structure
Exterior wall and contignation undertake active earth pressure.Outer wall of basement thickness 800mm, foundation slab structure top mark height -9.8m.Basement
Exterior wall is led wall dead size with the outer waterproof of support pile and is overlapped, and does not have and completes construction using traditional bilateral formwork system.And it applies
Work environment is poor, does not have formwork condition, often brings construction delay, and construction cost is high, the big problem of security risk in work progress.
This engineering is specific, and there are the following problems: first, outer wall of basement thickness is big, and layer height is higher, and concrete was pouring
The lateral pressure generated in journey is larger, therefore form bracing system must have enough intensity, rigidity and stability；
Second, exterior wall does not have any space away from distance is gone along with sb. to guard him, and waterproof layer does not allow to penetrate again on the outside of exterior wall, leads to reinforcement system
Place one's entire reliance upon single side diagonal brace or to support, and uncertain factor is more；
Third, the pipelines such as municipal wastewater are outmoded on the outside of foundation pit, and the phenomenon that seeps water is than more serious, and exterior wall seepage resistance demand is higher, exterior wall water
Flat construction joint is generally retained in the height away from bottom (building) plate face 300mm, and custom requirements exterior wall is preferably integrally poured with beam, board concrete
It builds, if outer wall template system unstability will cause the collapsing of beam, plate template system, therefore pouring construction need to be segmented, every section of construction joint
Position, which is stayed, sets steel plate for sealing water.
4th, retaining structure twice steel waist rail has protruded into exterior wall, and waterproofing work need to carry out the processing at steel waist rail, guarantees
Waterproof has laminating condition.
Summary of the invention
The construction method that exterior wall pours is carried out the object of the present invention is to provide single side formwork system and using the system, to be solved
Wall construction problem when certainly only unilateral side has a formwork condition reduces the construction cost of single side formwork, guarantee construction quality and
Construction period.
To achieve the above object, the present invention adopts the following technical scheme:
One aspect of the present invention provides single side formwork system, which is arranged in 1 side of slope protection pile, including the initial segment branch
Die body system and the extended segment formwork system being arranged in above the initial segment formwork system, the initial segment formwork system are arranged on basis
On bottom plate 3, including the first fastening part, the support section of the first fastening part lateral surface is set and is embedded in sole plate 3
Interior earth anchor 4；It is concrete layer 2 between first fastening part medial surface and slope protection pile 1；
First fastening part includes form surfacing 5,5 lateral surface of form surfacing is set vertical times stupefied 6, fitting is arranged vertical
The transverse direction master of secondary stupefied 6 lateral surface is stupefied 7, vertical back cord 10, U-shaped anchor bolt 8 and block 9, U-shaped 8 outward opening of anchor bolt are set
It sets, in concrete layer 2, two shanks of bolt of U-shaped anchor bolt 8 are protruding and sequentially pass through for U-shaped 8 one end of anchor bolt
Form surfacing 5, laterally master stupefied 7；
Block 9 is fixed on the tail portion of two shanks of bolt of U-shaped anchor bolt 8 by nut 13；
There are the gaps for being clamped two vertical back cords 10 of setting between block 9 and laterally master stupefied 7；
Extended segment formwork system includes at least one second fastening part, and second fastening part includes form surfacing 5, setting
5 lateral surface of form surfacing vertical times stupefied 6, fitting be arranged in vertical stupefied 6 lateral surface transverse direction master is stupefied 7, vertical back cord 10,
U-shaped anchor bolt 8, block 9, vertical L-type draw dowel 11 and lateral lever 12, U-shaped 8 outward opening of anchor bolt setting, U-shaped anchor
For 8 one end of fixing bolt in concrete layer 2, two shanks of bolt of U-shaped anchor bolt 8 sequentially pass through form surfacing 5, laterally master outward
Stupefied 7；
Block 9 is fixed on the tail portion of two shanks of bolt of U-shaped anchor bolt 8 by nut 13；
There are the gaps for being clamped two vertical back cords 10 of setting between block 9 and laterally master stupefied 7；
It includes being embedded in short side dowel in the initial segment formwork system in concrete layer 2 and from two that vertical L-type, which draws dowel 11,
It is pierced by between vertical back cord 10 and outwardly extending long side dowel, long side dowel tail portion mantle fiber is handled and tightened by nut 13
It is fixed；The angle of long side dowel Yu vertical back cord 10 is arranged in lateral lever 12.
Further, the earth anchor 4 is bent by the round steel of diameter 20mm；The interval of earth anchor 4 setting, adjacent earth anchor 4
Longitudinal pitch be 500mm-700mm, the horizontal spacing of adjacent earth anchor 4 is 800mm-1000mm.
Further, support section includes diagonal brace 14, connecting rod 15 and gag lever post 16, gag lever post 16 through setting earth anchor 4 it
Between；
The lateral surface of first fastening part is set at the top of diagonal brace 14, and 14 bottom of diagonal brace is located on sole plate 3；
Pass through fastener fixing at the connecting node of diagonal brace 14 and gag lever post 16；
15 one end of connecting rod is located at the angle of sole plate 3 and the first fastening part lateral surface, and 15 other end of connecting rod rides upon
On diagonal brace 14, the connecting node of connecting rod 15 and diagonal brace 14 passes through fastener fixing.
Further, the vertical back cord 10 is the I-steel of specification 16#.
Further, vertical time stupefied 6 flitch for 50*100mm；Laterally main stupefied 7 it is made of two steel pipes disposed in parallel；Steel
Pipe diameter is 48mm.
Further, form surfacing 5 is the two-sided overlay film multi-layer board of 15mm thickness.
Further, vertical L-type draws dowel 11 to be bent by the round steel of diameter 25mm.
Further, the gap location between block 9 and lateral main stupefied 7 is also filled with stopper.
Further, the second fastening part further includes that return back to top upright bar 17 and being arranged in returns back to top the U support at 17 top of upright bar；It returns back to top vertical
17 bottom of bar is arranged on sole plate 3, and U holds in the palm opening upwards setting and the vertical back cord 10 of support.
Further, lateral lever 12 is 5# channel steel.
Further, in the first fastening part U-shaped anchor bolt 8 at least there are two；U-shaped anchor bolt in second fastening part
8 at least there are two.
Another aspect of the present invention, which is provided, carries out the construction method that exterior wall pours, construction party using above-mentioned single side formwork system
Specific step is as follows for method:
Exterior wall height to be poured is segmented by step 1, and the height that pours of the first fastening part is less than in the initial segment formwork system
Equal to 3500mm；The height that pours of single second fastening part is less than or equal to 3000mm in the formwork system of extended segment；
Step 2, according to the quantity of the second fastening part, in beginning section formwork system size after segmentation, extended segment formwork system
The size of two fastening parts is stocked up；
Step 3, gag lever post 16 is arranged in pre-buried earth anchor 4 simultaneously in sole plate 3；The setting of the interval of earth anchor 4, adjacent earth anchor 4 are indulged
It is 500mm-700mm to spacing, the horizontal spacing of adjacent earth anchor 4 is 800mm-1000mm；
Step 4 sets up the first fastening part of the initial segment formwork system in 1 side of slope protection pile；Form surfacing 5 is set, in template
The lateral surface installation vertical secondary stupefied 6 of panel 5 installs laterally master stupefied 7 additional in vertical stupefied 6 lateral surface；U-shaped 8 He of anchor bolt is installed
Vertical back cord 10；
After completing the first fastening part, diagonal brace 14 and connecting rod 15 is arranged in step 5；Respectively by the connection section of diagonal brace 14 and connecting rod 15
The connecting node fastener fixing of point, diagonal brace 14 and gag lever post 16；
Step 6 checks the initial segment formwork system, and after qualified, casting concrete pours height and is less than or equal to 3500mm；In coagulation
Vertical L-type is drawn into the short side dowel embedment of dowel 11 wherein before native initial set；
Step 7, the concrete in be initiated section of formwork system reach intensity, and the first fastening part lateral surface is arranged in dismounting
Support section, form surfacing 5, vertical time stupefied 6, laterally main stupefied 7, vertical back cord 10 and block 9；
Step 8 sets up the second fastening part of extended segment formwork system right above 1 side of slope protection pile, the initial segment formwork system
Point；Form surfacing 5 is set, at lateral surface installation vertical time stupefied 6 of form surfacing 5, is installed additional in vertical stupefied 6 lateral surface laterally main
Stupefied 7；U-shaped anchor bolt 8 and vertical back cord 10 are installed；The upright bar 17 that returns back to top is installed, in the upright bar 17 that returns back to top close to vertical back cord 10
When install additional U support；
Step 9 checks the second fastening part, after qualified, casting concrete.
Further, in step 2, the quantity of the second fastening part is greater than one in the formwork system of extended segment, the second fastening
Partial construction method repeats step 7 and step 8, until being poured into exterior wall wall top.
The beneficial effects of the present invention are embodied in:
1, single side formwork system provided by the invention and the construction method that pours of exterior wall, the template body of use are carried out using the system
Architecture is simple, low in cost, structurally reasonable, successfully explores the novel single side formwork body of a kind of common steel tube fastener and I-steel
System provides a kind of new approaches for the application of single side formwork system.
2, single side formwork system provided by the invention and the construction method that pours of exterior wall, operability are carried out using the system
By force, wall construction, universality with higher can also be completed well when only unilateral side has formwork condition.In implementation process
In without finding swollen mould, spillage, template displacement situations such as.It is checked after demoulding, wall body vertical degree, flatness, compactness etc. are seen
It is preferable to feel quality, reaches the requirement of concrete quality acceptance specification, economically, using most common engineering material, without additional
Investment, has saved engineering cost, has achieved preferable economic benefit.
3, single side formwork system provided by the invention and the construction method that pours of exterior wall is carried out using the system, had preferable
Generalization, soil become scarce resource today, can efficiently promote in old building remodeling, enlarging, refurbishment process
The exploitation of the underground space and continuous improvement producing level.During integral construction, form surfacing, vertical time it is stupefied, laterally it is main it is stupefied,
The auxiliary members such as upright bar and vertical back cord that return back to top can be used in turn repeatedly, save material.
Other features and advantages of the present invention will be illustrated in the following description, and partly becomes from specification
It is clear that understand through the implementation of the invention.The main object of the present invention and further advantage can be by specifications, power
Specifically noted scheme is achieved and obtained in sharp claim.
Detailed description of the invention
The present invention will be further described in detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the initial segment formwork system.
Fig. 2 is the structural schematic diagram for pouring the second fastening part of first segment of extended segment formwork system.
Fig. 3 is the structural schematic diagram for pouring the second fastening part of second segment of extended segment formwork system.
Fig. 4 is the portion A enlarged drawing in Fig. 2.
Fig. 5 is 1-1 sectional view.
Fig. 6 is the side view of the portion A enlarged drawing in Fig. 2.
Fig. 7 is the plan view of U-shaped anchor bolt.
Appended drawing reference: 1- slope protection pile, 2- concrete layer, 3- sole plate, 4- earth anchor, 5- form surfacing, 6- are perpendicular
To secondary stupefied, 7-, laterally main stupefied, 8-U type anchor bolt, 9- block, the vertical back cord of 10-, the vertical L-type of 11- draw dowel, 12-
Lateral lever, 13- nut, 14- diagonal brace, 15- connecting rod, 16- gag lever post, 17- return back to top upright bar.
Specific embodiment
Carry out the technical solution that the present invention will be described in detail by the following examples, embodiment below is only exemplary,
It is only capable of for explanation and illustration technical solution of the present invention, and the limitation to technical solution of the present invention cannot be construed to.
Using teaching building engineering as carrier, one aspect of the present invention provides single side formwork system, and formwork system setting exists
1 side of slope protection pile, it is described including the initial segment formwork system and the extended segment formwork system being arranged in above the initial segment formwork system
The initial segment formwork system is arranged on sole plate 3, and including the first fastening part, the branch of the first fastening part lateral surface is arranged in
Support part point and the earth anchor 4 being embedded in sole plate 3.Wherein, the earth anchor 4 can be bent by the round steel of diameter 20mm；
The setting of the interval of earth anchor 4, the longitudinal pitch of adjacent earth anchor 4 are 500mm-700mm, and the horizontal spacing of adjacent earth anchor 4 is 800mm-
1000mm.It is concrete layer 2 between first fastening part medial surface and slope protection pile 1.
Specifically, gag lever post 16 is through setting as shown in Figure 1, support section includes diagonal brace 14, connecting rod 15 and gag lever post 16
Between earth anchor 4；The lateral surface of first fastening part is set at the top of diagonal brace 14, and 14 bottom of diagonal brace is located on sole plate 3；Tiltedly
Pass through fastener fixing at support 14 and the connecting node of gag lever post 16；15 one end of connecting rod is located at sole plate 3 and the first fastening part
The angle of lateral surface, 15 other end of connecting rod ride upon on diagonal brace 14, and the connecting node of connecting rod 15 and diagonal brace 14 passes through fastener
It is fixed.
As shown in figure 5, the first fastening part include form surfacing 5,5 lateral surface of form surfacing that is laid in vertical times stupefied 6,
The transverse direction master that vertical stupefied 6 lateral surface is arranged in fitting is stupefied 7, vertical back cord 10, U-shaped anchor bolt 8 and block 9, U-shaped anchoring spiral shell
The setting of 8 outward opening of bolt, U-shaped 8 one end of anchor bolt is in the concrete layer 2, and two shanks of bolt of U-shaped anchor bolt 8 are to overhanging
Out and sequentially pass through form surfacing 5, laterally main stupefied 7.
With further reference to shown in Fig. 7, block 9 is fixed on the tail portion of two shanks of bolt of U-shaped anchor bolt 8 by nut 13；
There are the gaps for being clamped two vertical back cords 10 of setting between block 9 and laterally master stupefied 7.
As shown in Fig. 2, extended segment formwork system includes at least one second fastening part, second fastening part includes
Form surfacing 5, vertical times stupefied the 6 of 5 lateral surface of form surfacing that is laid in, fitting be arranged in vertical stupefied 6 lateral surface transverse direction it is main
Stupefied 7, vertical back cord 10, U-shaped anchor bolt 8, block 9, vertical L-type draw dowel 11, lateral lever 12, return back to top upright bar 17 and setting
In the U support at 17 top of upright bar that returns back to top.U-shaped 8 outward opening of anchor bolt setting, U-shaped 8 one end of anchor bolt is embedded in concrete layer 2
Interior, two shanks of bolt of U-shaped anchor bolt 8 sequentially pass through form surfacing 5, laterally main stupefied 7 outward.Block 9 is fixed by nut 13
In the tail portion of two shanks of bolt of U-shaped anchor bolt 8；There are being used for, clamping setting two is vertical to be carried on the back between block 9 and laterally master stupefied 7
Stupefied 10 gap.The setting of 17 bottom of upright bar return back to top on sole plate 3, U holds in the palm opening upwards setting and the vertical back cord 10 of support.
In order to stablize the vertical clamping of back cord 10, full stopper can also be filled in the gap between block 9 and laterally master stupefied 7.It is pouring
During building concrete, wall bottom is to bear lateral pressure maximum, and bottom lateral pressure undertakes mainly by the U-shaped anchor bolt 8 of twice, root
The pre-buried quality of the U-shaped anchor bolt 8 in portion is the successful deciding factor of single side formwork system.
As shown in figs. 4 and 6, the vertical L-type draws dowel 11 that can be bent by the round steel of diameter 25mm, including pre-
The short side dowel that is embedded in the initial segment formwork system in concrete layer 2 and the outwardly directed long side dowel of vertical back cord 10 is passed through,
Long side dowel tail portion mantle fiber handles and tightens fixation by nut 13；Lateral lever 12 is arranged in long side dowel and vertical back cord
10 angle, lateral lever 12 can be 5# channel steel.Vertical L-type draws 11 bending length of dowel, by establish model carry out by
Power calculates, and determines that pre-buried vertical L-type draws the loading angle of dowel 11, scene processing must strict control bending angle and length.It is perpendicular
It draws dowel 11 to be fixed on vertical back cord 10 by the lateral lever 12 that 5# channel steel is done to L-type, is born mainly by the drawknot node
Therefore portion's lateral pressure need to guarantee that vertical L-type draws the long side dowel of dowel 11 to be pierced by the middle part of the vertical back cord 10 of double I-steel, and
It is tightened using at least two nuts 13.
Wherein, 10 specification of vertical back cord is 16# I-steel.Vertical time stupefied 6 flitch for 50*100mm；Laterally master is stupefied
7 are made of two steel pipes disposed in parallel；Diameter of steel tube is 48mm.Form surfacing 5 is the two-sided overlay film multi-layer board of 15mm thickness.
Embodiment 1
The construction method that exterior wall pours is carried out using above-mentioned single side formwork system, the specific steps are as follows:
Step 1, the high 6500mm of exterior wall to be poured can be classified as two sections: the initial segment formwork system and extended segment branch die body
The height that pours of system, the first fastening part is 3500mm；The height that pours of second fastening part is 3000mm.Extended segment branch die body
Only need second fastening part that can be poured into wall top in system.
Step 2 is stocked up；
Step 3, the pre-buried earth anchor 4 in sole plate 3, while gag lever post 16 is set；The setting of the interval of earth anchor 4, adjacent earth anchor 4
Longitudinal pitch is 600mm, and the horizontal spacing of adjacent earth anchor 4 is 1000mm；
Step 4 sets up the first fastening part of the initial segment formwork system in 1 side of slope protection pile；Form surfacing 5 is set, in template
The lateral surface installation vertical secondary stupefied 6 of panel 5 installs laterally master stupefied 7 additional in vertical stupefied 6 lateral surface；U-shaped 8 He of anchor bolt is installed
Vertical back cord 10；
After completing the first fastening part, diagonal brace 14 and connecting rod 15 is arranged in step 5；Respectively by the connection section of diagonal brace 14 and connecting rod 15
The connecting node fastener fixing of point, diagonal brace 14 and gag lever post 16；
Step 6 checks the initial segment formwork system, and after qualified, casting concrete pours height and is less than 3500mm；At the beginning of concrete
The short side dowel of dowel 11 is drawn to be embedded to wherein vertical L-type before solidifying, the supporting fixing point as extended segment formwork system；
Step 7, the concrete in be initiated section of formwork system reach intensity, and the first fastening part lateral surface is arranged in dismounting
Support section, form surfacing 5, vertical time stupefied 6, laterally main stupefied 7, vertical back cord 10 and block 9；
Step 8 sets up the second fastening part of extended segment formwork system right above 1 side of slope protection pile, the initial segment formwork system
Point；Form surfacing 5 is set, at lateral surface installation vertical time stupefied 6 of form surfacing 5, is installed additional in vertical stupefied 6 lateral surface laterally main
Stupefied 7；U-shaped anchor bolt 8 and vertical back cord 10 are installed；The upright bar 17 that returns back to top is installed, in the upright bar 17 that returns back to top close to vertical back cord 10
When install additional U support；
Step 9, the second fastening part in checking step eight, after qualified, casting concrete.After concrete reaches intensity
Demoulding.
Embodiment 2, single side formwork system and the construction method poured using system progress exterior wall are different with embodiment 1
Place is that the high 8700mm of exterior wall to be poured can be divided into three sections, i.e. the initial segment formwork system and extended segment formwork system.
Wall top can be poured into there are two the second fastening part in the formwork system of extended segment.First fastening part pour height be
3500mm；The height that pours of the second fastening part is 3000mm for the first time, and the height that pours of second of second fastening part is
2200mm。
As shown in Fig. 2, the construction method for pouring the second fastening part for the second time repeats step 7 and step 8.That is, first
Secondary second fastening part pours after height 3000mm pours, and the concrete in the second fastening part reaches strong for the first time
Degree is removed and the form surfacing 5 of the second fastening part lateral surface, vertical time stupefied 6, laterally main stupefied 7, vertical back cord for the first time is arranged in
10, block 9, return back to top upright bar 17 and U support.
As shown in figure 3, setting up second of second fastening part on the second fastening part top for the first time, template sets up structure
Identical as first time, return back to top 17 height of upright bar and actually required matched, when necessary, can return back to top upright bar 17 it
Between set up horizon bar, further increase the stability of support.Until being poured into exterior wall wall top.
Brief summary
Single side formwork system provided by the invention and the construction method poured using system progress exterior wall, flexible operation mode,
According to outer wall of basement single side formwork construction operating condition, wall to be poured can be divided into multistage, be performed in multiple times pouring construction.
The form surfacing 5 of second fastening part, vertical time stupefied 6, fitting be arranged in vertical stupefied 6 lateral surface transverse direction master stupefied 7 it is hanging
Setting, it is only necessary to which back cord is withstood in the upright bar 17 that returns back to top.Therefore, the initial segment formwork system, the first time in the formwork system of extended segment are selected
The outer wall of basement for pouring the second fastening part is this engineering template, establishes force analysis model, remaining position is as mark
Standard, referring to implementation.
The foregoing is merely the preferable specific embodiments of the present invention, but scope of protection of the present invention is not limited thereto,
The change or replacement that anyone skilled in the art is expected in the technical scope disclosed by the present invention should all be contained
Lid is within protection scope of the present invention.
Claims (10)
1. single side formwork system, it is characterised in that: the formwork system is arranged in slope protection pile (1) side, including the initial segment branch die body
The extended segment formwork system for being and being arranged in above the initial segment formwork system, the initial segment formwork system are arranged in sole plate
(3) on, including the first fastening part, the support section of the first fastening part lateral surface is set and is embedded in sole plate (3)
Interior earth anchor (4)；It is between first fastening part medial surface and slope protection pile (1) concrete layer (2)；
First fastening part includes vertical secondary stupefied (6), the fitting setting of form surfacing (5), setting in form surfacing (5) lateral surface
In transverse direction master stupefied (7), vertical back cord (10), U-shaped anchor bolt (8) and the block (9) of vertical stupefied (6) lateral surface, U-shaped anchoring
The setting of bolt (8) outward opening, U-shaped anchor bolt (8) one end is in concrete layer (2), two spiral shells of U-shaped anchor bolt (8)
Tightening latch is protruding and sequentially passes through form surfacing (5), laterally main stupefied (7)；
Block (9) is fixed on the tail portion of two shanks of bolt of U-shaped anchor bolt (8) by nut (13)；
There are the gaps for being clamped two vertical back cords (10) of setting between block (9) and laterally main stupefied (7)；
Extended segment formwork system includes at least one second fastening part, and second fastening part includes form surfacing (5), sets
Set vertical time stupefied (6) of form surfacing (5) lateral surface, fitting setting vertical secondary stupefied (6) lateral surface transverse direction master stupefied (7),
Vertical back cord (10), U-shaped anchor bolt (8), block (9), vertical L-type draw dowel (11) and lateral lever (12), U-shaped anchoring spiral shell
The setting of bolt (8) outward opening, U-shaped anchor bolt (8) one end is in concrete layer (2), two bolts of U-shaped anchor bolt (8)
Bar sequentially passes through form surfacing (5), laterally main stupefied (7) outward；
Block (9) is fixed on the tail portion of two shanks of bolt of U-shaped anchor bolt (8) by nut (13)；
There are the gaps for being clamped two vertical back cords (10) of setting between block (9) and laterally main stupefied (7)；
Vertical L-type draw dowel (11) include be embedded in short side dowel in the initial segment formwork system in concrete layer (2) and from
It is pierced by between two vertical back cords (10) and outwardly extending long side dowel, long side dowel tail portion mantle fiber handles and pass through nut
(13) fixation is tightened；Lateral lever (12) is arranged in the angle of long side dowel and vertical back cord (10).
2. single side formwork system as described in claim 1, which is characterized in that the earth anchor (4) is curved by the round steel of diameter 20mm
It rolls over；Earth anchor (4) interval setting, the longitudinal pitch of adjacent earth anchor (4) are 500mm-700mm, the cross of adjacent earth anchor (4)
It is 800mm-1000mm to spacing.
3. single side formwork system as described in claim 1, which is characterized in that support section includes diagonal brace (14), connecting rod (15)
With gag lever post (16), gag lever post (16) is through setting between earth anchor (4)；
The lateral surface of first fastening part is set at the top of diagonal brace (14), and diagonal brace (14) bottom is located on sole plate (3)；
Pass through fastener fixing at the connecting node of diagonal brace (14) and gag lever post (16)；
Connecting rod (15) one end is located at the angle of sole plate (3) Yu the first fastening part lateral surface, connecting rod (15) other end
It rides upon on diagonal brace (14), the connecting node of connecting rod (15) and diagonal brace (14) passes through fastener fixing.
4. single side formwork system as described in claim 1, which is characterized in that the vertical back cord (10) is the work of specification 16#
Word steel.
5. single side formwork system as described in claim 1, which is characterized in that vertical time stupefied (6) flitch for 50*100mm；It is horizontal
It is made of to master stupefied (7) two steel pipes disposed in parallel；Diameter of steel tube is 48mm.
6. single side formwork system as described in claim 1, which is characterized in that form surfacing (5) is the two-sided overlay film of 15mm thickness
Multi-layer board.
7. single side formwork system as described in claim 1, which is characterized in that vertical L-type draws dowel (11) by diameter 25mm's
Round steel is bent.
8. single side formwork system as described in claim 1, which is characterized in that the second fastening part further includes return back to top upright bar (17)
With the U support being arranged at the top of the upright bar that returns back to top (17)；The setting of upright bar (17) bottom return back to top on sole plate (3), U holds in the palm opening upwards
Setting and the vertical back cord of support (10).
9. the construction method that exterior wall pours is carried out using single side formwork system such as of any of claims 1-8, it is special
Sign is that specific step is as follows for construction method:
Exterior wall height to be poured is segmented by step 1, and the height that pours of the first fastening part is less than in the initial segment formwork system
Equal to 3500mm；The height that pours of single second fastening part is less than or equal to 3000mm in the formwork system of extended segment；
Step 2, according to the quantity of the second fastening part, in beginning section formwork system size after segmentation, extended segment formwork system
The size of two fastening parts is stocked up；
Step 3, gag lever post (16) are arranged simultaneously in pre-buried earth anchor (4) in sole plate (3)；The setting of earth anchor (4) interval, it is adjacent
The longitudinal pitch of earth anchor (4) is 500mm-700mm, and the horizontal spacing of adjacent earth anchor (4) is 800mm-1000mm；
Step 4 sets up the first fastening part of the initial segment formwork system in slope protection pile (1) side；It is arranged form surfacing (5),
Vertical time of the lateral surface installation stupefied (6) of form surfacing (5) installs laterally main stupefied (7) additional in vertical stupefied (6) lateral surface；It installs U-shaped
Anchor bolt (8) and vertical back cord (10)；
After completing the first fastening part, diagonal brace (14) and connecting rod (15) is arranged in step 5；Respectively by diagonal brace (14) and connecting rod (15)
Connecting node, the connecting node fastener fixing of diagonal brace (14) and gag lever post (16)；
Step 6 checks the initial segment formwork system, and after qualified, casting concrete pours height and is less than or equal to 3500mm；In coagulation
Vertical L-type is drawn into the short side dowel embedment of dowel (11) wherein before native initial set；
Step 7, the concrete in be initiated section of formwork system reach intensity, and the first fastening part lateral surface is arranged in dismounting
Support section, form surfacing (5), vertical time stupefied (6), lateral main stupefied (7), vertical back cord (10) and block (9)；
Step 8 sets up the second fastening of extended segment formwork system right above slope protection pile (1) side, the initial segment formwork system
Part；It is arranged form surfacing (5), in vertical time of the lateral surface installation stupefied (6) of form surfacing (5), in vertical stupefied (6) lateral surface
Install laterally main stupefied (7) additional；U-shaped anchor bolt (8) and vertical back cord (10) are installed；Installation returns back to top upright bar (17), in the upright bar that returns back to top
(17) close to vertical back cord (10) U support is installed when additional；
Step 9 checks the second fastening part, after qualified, casting concrete.
10. as claimed in claim 9 carry out the construction method that exterior wall pours using single side formwork system, which is characterized in that step
In rapid two, the quantity of the second fastening part is greater than one in the formwork system of extended segment, the construction method weight of the second fastening part
Multiple step 7 and step 8, until being poured into exterior wall wall top.
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| CN110878631A (en) * | 2019-12-02 | 2020-03-13 | 中国水利水电第八工程局有限公司 | Template system for construction of side wall on side of opening and construction method |
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