CN107762139A - Cast-in-place concrete haunch wall aluminium alloy chamfering formwork supporting adn fixing device and method - Google Patents
Cast-in-place concrete haunch wall aluminium alloy chamfering formwork supporting adn fixing device and method Download PDFInfo
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- CN107762139A CN107762139A CN201710920273.1A CN201710920273A CN107762139A CN 107762139 A CN107762139 A CN 107762139A CN 201710920273 A CN201710920273 A CN 201710920273A CN 107762139 A CN107762139 A CN 107762139A
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- conical sleeve
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- haunch
- sleeve
- screw mandrel
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- 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
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- 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
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The present invention relates to cast-in-place concrete haunch wall aluminium alloy chamfering formwork supporting adn fixing device and method, and in particular to haunch aluminum alloy mould plate peace tears open to support during the cast-in-place concrete construction of haunch position utilizes device and its construction method with being fixed into set assembled, repeating.Described device includes I-shaped support frame, detachable embedded conical sleeve and fastening bolt and nut, right-angle connector and connecting pin, and the supporting removal tool of conical sleeve.Methods described is led to screw mandrel including conical sleeve and welded with I-shaped support frame, finely tunes conical sleeve；Conical sleeve and right-angle connector are fastened together using fastening bolt and nut, right-angle connector is connected by pin with haunch template, is played support and is reinforced haunch template action；I-shaped support frame can utilize baseplate reinforcing bar double layer bar support frame.Conical sleeve, fastening bolt and nut of the present invention are detachably reused, and whole support is simple with ruggedized construction, reliable and stable, saves material, ensures quality, are assembled and disassembled quick.
Description
Technical field
The present invention relates to cast-in-place concrete bottom plate and wallboard haunch position technical field of construction, and in particular to haunch position shows
Haunch aluminum alloy mould plate peace tears support and fixing device open when pouring concrete is constructed, and the device critical piece can be fabricated to sizing production
Product, it can assemble, be dismountable, it is reusable after dismounting.
Background technology
Cast-in-place box concrete structure such as basement, square type pipe gallery, pond etc., it is normal in bottom plate and shear wall junction
Design haunch reinforcement, underplate concrete can construct the wallboard of haunch position and certain altitude simultaneously when constructing.When using aluminium alloy
Deng tool-type, assembled template construction haunch position concrete when, for accelerate haunch position template turnover and ensure wallboard construction
Quality is stitched, the wallboard first constructed and haunch position template are usually designed to " vertical section+haunch chamfering " two-part, haunch chamfering mould
Plate is designed to the chamfering integration dedicated templates of " vertical+inclined-plane+level " formula more.To protect special haunch chamfering formwork, increase
Add and be used in turn number, the installation to haunch position template reinforces use more and welds cross steel top rib support, adds tie wire drawknot
Or the mode that welded reinforcement bears down on one is positioned and reinforced.Cross jacking reinforcing bar horizontal bar need to directly withstand on template horizontal segment panel
On play a supportive role, cross vertically against template prevent template laterally and float movement.Had the following disadvantages in practice of construction：
（1）Ten reinforcing bar jackings are higher by underplate concrete face, need to be fabricated separately, amount of reinforcement increase；
（2）After ten reinforcing bar jackings are welded and fixed, elevation secondary adjustment in haunch chamfering formwork bottom surface is difficult；Removed after concrete setting
Flat concrete bottom plate face oxyacetylene metal-cutting is needed to cut off vertical reinforcing bar during template, reinforcing bar cutting can thoroughly not hinder chamfering formwork to remove, by force
Dismounting can cause template to damage, while reinforcing bar of appearing can increase site operation personnel and injure danger；
（3）Tie wire drawknot anti-floating, easily causes template deformation, and anti-floating ability is poor；If not being flat concrete during form removal
Base surface wipes out iron wire, and appearing or not wiping out iron wire easily damages to field worker；
（4）Welded reinforcement anti-floating of bearing down on one is unfavorable for the secondary adjustment of template, and needs first flat concrete bottom plate face oxyacetylene metal-cutting excision when removing
Bear down on one reinforcing bar；
（5）When existing concrete bottom plate face exceedes haunch chamfering formwork plate face, haunch chamfering formwork, which is removed first to cut, is higher by coagulation
Soil, it is time consuming, that is, the out-of-flatness of underplate concrete face is caused, increases building waste again.
The content of the invention
For above-mentioned technical problem, the present invention provide it is a kind of it is simple in construction, reliable and stable, save material, can quick assembling,
The bracing reinforcement device and its application method of dismountable reuse.
Technical scheme is as follows：
A kind of cast-in-place concrete haunch wall aluminium alloy chamfering formwork supporting adn fixing device, it is characterised in that：
The supporting adn fixing device is connected by I-shaped support frame, screw mandrel, cone-shaped hood, conical sleeve, pad, the right angle with draw ring
Part, nut and bolt composition；
I-shaped support frame is used for support baseboard double layer bar；
There are screw thread, conical sleeve internal diameter and screw mandrel diameter matches in conical sleeve, the larger end of conical sleeve is provided with cross clamping groove；
Screw mandrel screw thread matches with conical sleeve, nut, bolt screw thread, and screw mandrel length is online not less than three times bottom plate double steel bar
Layer Minimum Concrete Protective Coating Thickness；
Cone-shaped hood matches with conical sleeve, and cone-shaped hood is risen concrete and conical sleeve buffer action, facilitates conical sleeve to exist
Remove and come out from concrete after concreting is complete；
Pad center drilling diameter and screw mandrel diameter matches, pad have certain elasticity of compression, prevent that concrete enters in construction
Enter conical sleeve to result in blockage；
Right-angle connector is the long strip type right angle section bar that two right-angle sides are formed, and is provided with and haunch chamfering formwork phase on two right-angle sides
With connecting hole, right-angle connector is connected to improve haunch chamfering formwork assembly stiffness with the haunch chamfering formwork fissure of displacement；
Draw ring is welded with one right-angle side of right-angle connector, facilitates right-angle connector to remove；
Bolt, nut, screw mandrel and conical sleeve match, and play connection conical sleeve and right-angle connector and pressuring action.
In above-mentioned supporting adn fixing device, as the preferred I-shaped support frame reinforcement fabrication, the screw mandrel is using solderable
Connect material making.
In above-mentioned supporting adn fixing device, made as the preferred I-shaped support frame of reinforcing bar clout, the screw mandrel is of building
It is through walls to the making of wire drawing bar clout to build construction.
In above-mentioned supporting adn fixing device, the right-angle side as the preferred right-angle connector welds right angle stiffened panel.
The present invention also provides a kind of cast-in-place concrete haunch wall aluminium alloy chamfering formwork support fixing means, and its feature exists
In this method is based on any of the above-described kind of supporting adn fixing device, comprises the following steps that：
Step 1, after the completion of cast-in-place concrete bottom plate, wallboard and haunch position reinforcement installation, fallen by design requirement installation aluminium alloy
Angle formwork, the aluminium alloy chamfering formwork is vertical section+haunch chamfering two-part template, and pull bar is added with special in vertical section
Gu accessory is reinforced；
Step 2, conical sleeve is inserted in cone-shaped hood, in the smaller one end connection wire rod of conical sleeve, screw mandrel screws in screw mandrel and screwed in
In conical sleeve, screw-in depth is 2/5 ~ 3/5 conical sleeve length；
Step 3, do not have in right-angle connector on the outside of the right-angle side of draw ring, by prior designed haunch chamfering formwork on bottom plate
Conical sleeve of the support frame spacing installation equipped with screw mandrel and cone-shaped hood, pad is provided between conical sleeve and right-angle side, straight
The bolt for having covered upper cap nut is connected conical sleeve by the corresponding inner side of the arm of angle by the hole on right-angle side, and bolt is screwed in conical sleeve
Mutually pushed up with screw mandrel, then rotary nut compresses right-angle connector, by screw mandrel, cone-shaped hood, conical sleeve, pad, right-angle connector, spiral shell
Cap, bolt connection are into an entirety；
Step 4, the right-angle connector for having installed conical sleeve is used by the right-angle side equipped with draw ring and haunch chamfering formwork
Pin connects, and the piece between multiple right-angle connectors with the haunch chamfering formwork piece fissure of displacement, should install the right-angle side of conical sleeve
Lateral surface is concordant with haunch chamfering formwork plate face；
Step 5, the vertical rod for the I-shaped support frame made in advance by bottom plate double layer bar design spacing is arranged against screw mandrel,
Adjustment I-shaped support frame makes the upper and lower cross bar of I-shaped support frame prop up the upper and lower layer reinforcing bar of bottom plate double layer bar respectively, and by work
The upper and lower cross bar of word support frame and the upper and lower layer reinforcement welding of associated floor double layer bar；Designed according to underplate concrete face high
Journey, by I-shaped support frame arrangement interval, the haunch chamfering formwork plate face elevation of right-angle connector has been installed in adjustment, adjusts plate face
The screw mandrel on right-angle connector and I-shaped support frame vertical rod are welded immediately after elevation；
Step 6, the clamping nut of conical sleeve and right-angle connector is unclamped, and bolt looseness is rotated up into bolt, bolt is not
Conical sleeve must be detached；
Step 7, according to underplate concrete face design altitude and the requirement of concrete surface flatness precision controlling, haunch is adjusted again and is fallen
Angle formwork plate face elevation, i.e. right-angle connector base right-angle side elevation；Adjust during elevation first downwards i.e. along screw mandrel to I-shaped
Support frame cross bar rotary conic sleeve, adjust each strong point haunch chamfering formwork plate face elevation reach design and precision controlling will
After asking, instant rotary conic sleeve ensures that conical sleeve holds out against right-angle connector, and subsequent swivel bolt is held out against with screw mandrel in sleeve,
And rotary nut compresses right-angle side immediately；
Step 8, bottom plate and R.C. wall board poured it is to be solidified after can unclamp clamping nut, remove bolt, unclamp right angle connection
Part and haunch chamfering formwork connecting pin, right-angle connector is removed by right-angle connector draw ring, installed in conical sleeve aperture
Protective plug, conical sleeve aperture is protected not enter debris and result in blockage；
Step 9, haunch chamfering formwork is removed after concrete strength reaches and removes haunch chamfering formwork condition；
Step 10, when embedded conical sleeve can be removed, conical sleeve protection for exit plug and pad are first taken out, cross hexagon is installed
Sleeve；Cross hexagon sleeve one end protrudes the cross latch for being designed with and matching with conical sleeve cross clamping groove, cross hexagon
Sleeve other end concave design has quartet connection mouth, and T-shaped spanner dismounting embedded conical sleeve is lengthened for connecting corner；Corner adds
To match with cross hexagon sleeve quartet connection mouth, the other end is tee handle bar for the straight-bar end of stock T-shaped spanner, to remove
Embedded conical sleeve saves strength；
Step 11, the cone-shaped hood left in conical sleeve metapore is removed in cleaning, and is blocked.
In above-mentioned support fixing means, there is truncated cone-shaped guiding the cross latch front end as the preferred cross hexagon sleeve
Axle, cross latch is facilitated to rapidly enter in conical sleeve.
In above-mentioned support fixing means, design, be applied to for outer-hexagonal as the preferred cross hexagon sleeve other end
Common wrench removes embedded conical sleeve.
In above-mentioned support fixing means, underplate concrete pays attention to ensureing bolt position not by Concrete contamination when pouring, and
Underplate concrete top surface is set not to be higher by right-angle connector bottom right angle side as far as possible.
The present invention compared with prior art, has the advantages that：
（1）Detachable conical sleeve is welded by even screw mandrel with support frame, is connected sleeve and right angle using fastening bolt and nut
Fitting is fastened together, and right-angle connector is connected by pin with haunch template, by haunch chamfering formwork and baseplate reinforcing bar
Net support frame links up composition haunch chamfering formwork support system, plays support and reinforces the effect of haunch chamfering formwork, can have
Template displacement, deformation and floating when effect ground prevents haunch position cast-in-place concrete construction, guarantee concrete construction quality；
（2）Make I-shaped support frame using backing material needed for the installation of bottom plate double layer bar, save material；
（3）Conical sleeve can adjust up and down on screw mandrel, can be to the haunch chamfering mould that has installed and after first adjustment
Plate bottom surface elevation carries out secondary adjustment, to improve model sheetinstallat precision；
（4）The right-angle connector for connecting haunch chamfering formwork is long strip type right angle section bar, is provided with and haunch chamfering on two right-angle sides
Template matches connecting hole, is connected to improve with the haunch chamfering formwork fissure of displacement and protects armpit chamfering formwork assembly rigidity.Right-angle connector
Draw ring is welded with one right-angle side, right-angle connector can be facilitated to remove；Clamping nut can be unclamped after the complete solidification of concreting, is torn open
Except bolt, draw ring is pulled to remove right-angle connector；
（5）Taper sheath nozzle is blocked with protective plug after right-angle connector dismounting, prevents debris enters from causing conical sleeve to block；
（6）Right-angle connector can ensure residing underplate concrete surfacing after dismounting, and be not higher than haunch chamfering formwork plate
Face, facilitate haunch chamfering formwork to remove, and protect its dismounting indeformable；
（7）It can be facilitated plus the T-shaped dismounting spanner of lengthening using special cross hexagon sleeve, be laborsaving, rapidly torn open from concrete
Go out embedded conical sleeve；Cross hexagon sleeve one end protrudes the cross card for being designed with and matching with conical sleeve cross clamping groove
There is the truncated cone-shaped axis of guide tooth, latch front end, facilitates latch to rapidly enter in conical sleeve.Sleeve other end concave design has general
Quartet connection mouth, conical sleeve can be removed with connection universal extension bar；The hexagonal design of cross hexagon sleeve is also applied for common
Spanner；
（8）The hole that conical sleeve is formed after removing can be filled with Concrete Material, and pre-buried screw mandrel can play drawknot in hole
The anti-loosening effect of coming off.
Brief description of the drawings
Fig. 1 is that haunch chamfering formwork is supported with reinforcing schematic diagram；
Fig. 2 is 1-1 sectional views in Fig. 1；
Fig. 3 is the partial sectional view of part A in Fig. 2；
Fig. 4 is haunch chamfering formwork supporting adn fixing device decomposing schematic representation；
Fig. 5 is nut structure schematic diagram, wherein, a front views, b top views, c sectional views；
Fig. 6 is gasket construction schematic diagram, wherein, a front views, b top views, c sectional views；
Fig. 7 is cone-shaped hood structural representation, wherein, a front views, b top views, c sectional views；
Fig. 8 is conical sleeve structural representation, wherein, a front views, b top views, c sectional views；
Fig. 9-12 is that haunch chamfering formwork is supported with reinforcing installation steps decomposing schematic representation, wherein：
Fig. 9 is installation haunch chamfering formwork schematic diagram,
Figure 10 is to assemble conical sleeve and right-angle connector schematic diagram,
Figure 11 is that right-angle connector component connects haunch chamfering formwork schematic diagram,
Figure 12 is that haunch chamfering formwork plate face elevation accurately adjusts schematic diagram；
Figure 13-20 is supported for haunch chamfering formwork and bracing means dismantling step decomposing schematic representation, wherein：
Figure 13 is to remove clamping nut, bolt schematic diagram,
Figure 14 is dismounting right-angle connector schematic diagram,
Figure 15 is installation protective plug schematic diagram,
Figure 16 is dismounting haunch chamfering formwork schematic diagram,
Figure 17 is that conical sleeve removes schematic diagram,
Figure 18 is the partial sectional view of part B in Figure 17,
Figure 19 is removal tool cross hexagon tube-in-tube structure schematic diagram, wherein, a is front view, and b is 2-2 sectional views in a, c a
Middle 1-1 profiles, d are 2-2 profiles in a, and e is 3-3 profiles in b,
Figure 20 is holes blocking schematic diagram.
In figure：1st, aluminium alloy chamfering formwork；2nd, right-angle connector；3rd, pin；4th, bolt；5th, nut；6th, pad；7th, taper
Cover；8th, conical sleeve；9th, screw mandrel；10th, I-shaped support frame；11st, transverse steel；12nd, longitudinal reinforcement；13rd, protective plug；14th, cross
Hexagonal jacket；15th, corner extension bar T-shaped spanner；16th, draw ring；H, thickness of concrete cover.
Embodiment
With reference to specific embodiment, the invention will be further described with accompanying drawing.
First, embodiment
（1）Haunch chamfering formwork supporting adn fixing device
The present embodiment is supported with fixing device by I-shaped support frame 10, screw mandrel 9, cone-shaped hood 7, conical sleeve 8, pad 6, band draw ring
16 right-angle connector 2, hexagonal (hexagon)nut 5 and bolt 4 forms.The present embodiment supporting adn fixing device decomposition texture is shown in Fig. 4, nut,
Pad, cone-shaped hood, conical sleeve structure are shown in Fig. 5-8；
1）I-shaped support frame 10 is made by steel bar meter clout, is equivalent to bottom plate double steel bar mesh sheet support stirrup, is not required to extra
Increase material cost；
2）The screw thread of screw mandrel 9 matches with conical sleeve 8, nut 5, the screw thread of bolt 4, and construction can be used through walls to wire drawing bar 9
Clout makes, and the length of screw mandrel 9 not less than three times bottom plate double layer bar top bars thickness of concrete cover to be advisable；
3）Cone-shaped hood 7 matches with conical sleeve 8, is one-time-consumption product, rises concrete and the buffer action of conical sleeve 8, side
Just conical sleeve 8 is removed from concrete after concreting is complete and come out；
4）There is screw thread in conical sleeve 8, the internal diameter of conical sleeve 8 is matched with screw thread with screw mandrel 9, and cross clamping groove is provided with larger end；
5）The center drilling diameter of pad 6 and the diameter matches of screw mandrel 9, pad 6 should have certain elasticity of compression, prevent coagulation in construction
Soil results in blockage into conical sleeve 8；
6）Right-angle connector 2 is long strip type right angle section bar, and right-angle side should have enough rigidity（Solderable right angle adds during insufficient rigidity
Gusset reinforcement）, it is provided with two right-angle sides and matches connecting hole with haunch chamfering formwork, is connected and can carry with the haunch chamfering formwork fissure of displacement
High haunch chamfering formwork assembly stiffness.Draw ring 16 is welded with the right-angle side of right-angle connector 2 one, right-angle connector 2 can be facilitated to remove；
7）Bolt 4, nut 5 and screw mandrel 9 and conical sleeve 8 match, and play connection conical sleeve 8 and right-angle connector 2 and press
Tight effect.
（2）Removal tool
The present embodiment removal tool is lengthened by the cross hexagon sleeve 14 to match with the cross clamping groove in conical sleeve 8 and corner
Bar T-shaped spanner 15 forms.Concrete structure is shown in Figure 17-19.
1）The one end of cross hexagon sleeve 14 protrudes the cross card that design teases you to match with the cross clamping groove of conical sleeve 8
There is the truncated cone-shaped axis of guide tooth, latch front end, facilitate latch to rapidly enter in conical sleeve 8.The other end concave design of conical sleeve 8
There is general quartet connection mouth, conical sleeve 8 can be removed with connection universal extension bar；The hexagonal design of cross hexagon sleeve 14 is also fitted
For common wrench；
2）The straight-bar end of corner extension bar T-shaped spanner 15 is matches with the quartet connection mouth of cross hexagon sleeve 14, the other end
Can be to remove embedded conical sleeve 8 to save strength for tee handle bar.
2nd, workflow
The present embodiment haunch chamfering formwork supports sees Fig. 1-3 with reinforcing schematic diagram, and the support of haunch chamfering formwork is with reinforcing installation step
Rapid decomposing schematic representation is shown in Fig. 9-12, and the support of haunch chamfering formwork is shown in Figure 13-20 with bracing means dismantling step decomposing schematic representation.This
Embodiment application implementation flow is as follows：
（1）After the completion of cast-in-place concrete floor, wallboard and haunch position reinforcement installation, aluminium alloy chamfering mould is installed by design requirement
Plate 1, the aluminium alloy chamfering formwork 1 are vertical section+haunch chamfering two-part template, and pull bar is reinforced with special in vertical section
Accessory is reinforced, and sees Fig. 9；
（2）Conical sleeve 8 is inserted in cone-shaped hood 7, in smaller one end connection wire rod 9, screw mandrel 9 is screwed in conical sleeve 8, is screwed in
Depth is 1/2 conical sleeve length；Nut 5 is loaded onto in bolt 4, is exposed more than the length screw mandrel 9 of 1/2 conical sleeve 8；；
（3）On the outside of right-angle side of the right-angle connector 2 without draw ring 16, by prior designed haunch chamfering formwork on bottom plate
Conical sleeve 8 of the support frame spacing installation equipped with screw mandrel 9 and cone-shaped hood 7, pad is provided between conical sleeve 8 and right-angle side
6, the bolt 4 for having covered upper cap nut 5 is connected into conical sleeve by the hole on right-angle side on the inside of right-angle side is corresponding, bolt 4 screws in
In conical sleeve 8 with the phase top of screw mandrel 9, then the compression right-angle connector 2 of rotary nut 5, by screw mandrel 9, cone-shaped hood 7, conical sleeve 8,
Pad 6, right-angle connector 2, nut 5, bolt 4 connect into an entirety, see Figure 10；
（4）The right-angle connector 2 for having installed conical sleeve 8 is used by the right-angle side equipped with draw ring and haunch chamfering formwork 1
Pin 3 connects, and sees Figure 11, and the piece between multiple right-angle connectors should install conical sleeve with the haunch chamfering formwork piece fissure of displacement
Right-angle side lateral surface it is concordant with haunch chamfering formwork plate face；
（5）The vertical rod for the I-shaped support frame 10 made in advance by bottom plate double layer bar design spacing is arranged against screw mandrel 9,
Adjustment I-shaped support frame makes the upper and lower cross bar of I-shaped support frame prop up the upper and lower layer reinforcing bar of bottom plate double layer bar respectively, and by work
The upper and lower cross bar of word support frame 10 welds with the upper and lower bar-mat reinforcement of bottom plate, according to underplate concrete face design altitude, by I-shaped branch
The plate face elevation of haunch chamfering formwork 1 of right-angle connector has been installed in the arrangement interval of support 10, adjustment, is adjusted after plate face elevation i.e.
When the screw mandrel on right-angle connector and I-shaped support frame vertical rod are welded；
（6）The clamping nut 5 of conical sleeve 8 and right-angle connector 2 is unclamped, and bolt 4 is loosened and rotates up bolt 4, bolt 4
Conical sleeve 8 must not be detached；
（7）According to underplate concrete face design altitude and the requirement of concrete surface flatness precision controlling, haunch chamfering is adjusted again
Template plate face elevation, i.e. right-angle connector base right-angle side elevation are shown in Figure 12, adjust during elevation first downwards i.e. along screw mandrel to
I-shaped support frame cross bar rotary conic sleeve, adjust each strong point haunch chamfering formwork plate face elevation and reach design and precision control
After system requires, instant rotary conic sleeve 8 ensures that conical sleeve 8 holds out against right-angle connector 2, subsequent swivel bolt 4 with sleeve
Screw mandrel 9 is held out against, and rotary nut 5 compresses right-angle side immediately；
（8）Bottom plate and R.C. wall board poured it is to be solidified after can unclamp clamping nut 5, remove bolt 4, unclamp right-angle connector
2 with haunch chamfering formwork connecting pin 3, see Figure 13, by the draw ring 16 of right-angle connector 2 remove right-angle connector 2, see Figure 14,
Protective plug 13 is installed in the aperture of conical sleeve 8, sees Figure 15, protection conical sleeve 8 aperture only debris and result in blockage；Meanwhile
Underplate concrete pays attention to ensureing the position of bolt 4 not by Concrete contamination when pouring, and as makes underplate concrete top surface not high as possible
Go out the bottom right angle side of right-angle connector 2；
（9）Haunch chamfering formwork is removed after concrete strength reaches and removes haunch chamfering formwork condition, sees Figure 16；
（10）When embedded conical sleeve 8 can be removed, protection for exit plug 13 and pad 6 are first taken out, cross hexagon sleeve 14 is installed,
Embedded conical sleeve 8 is removed out with corner extension bar T-shaped spanner 15, sees Figure 17-19；Cross hexagon sleeve one end protrudes and is designed with
The cross latch to match with conical sleeve cross clamping groove, cross hexagon sleeve other end concave design have quartet connection mouth,
T-shaped spanner dismounting embedded conical sleeve is lengthened for connecting corner；The straight-bar end of corner extension bar T-shaped spanner is and cross six
Angle sleeve quartet connection mouth matches, and the other end is tee handle bar, and strength is saved to remove embedded conical sleeve；
（11）The cone-shaped hood 7 left in the metapore of conical sleeve 8 is removed in cleaning, and is blocked with high-grade cement mortar, sees figure
20；
The present invention is applicable not only to aluminium alloy plate, pair identical with aluminum alloy mould plate structure construction method similar to haunch wall it is other
Template system is equally applicable, such as steel form, steel aluminium frame composite shuttering, plastic formwork system with ribbing.I-shaped support frame of the present invention
Material can be used to be made with the same or similar material of reinforcing bar clout, screw mandrel can also use material and construction through walls to wire drawing
The same or similar material of bar makes.
Claims (8)
- A kind of 1. cast-in-place concrete haunch wall aluminium alloy chamfering formwork supporting adn fixing device, it is characterised in that：The supporting adn fixing device is connected by I-shaped support frame, screw mandrel, cone-shaped hood, conical sleeve, pad, the right angle with draw ring Part, nut and bolt composition；I-shaped support frame is used for support baseboard double layer bar；There are screw thread, conical sleeve internal diameter and screw mandrel diameter matches in conical sleeve, the larger end of conical sleeve is provided with cross clamping groove；Screw mandrel screw thread matches with conical sleeve, nut, bolt screw thread, and screw mandrel length is online not less than three times bottom plate double steel bar Layer Minimum Concrete Protective Coating Thickness；Cone-shaped hood matches with conical sleeve, and cone-shaped hood is risen concrete and conical sleeve buffer action, facilitates conical sleeve to exist Remove and come out from concrete after concreting is complete；Pad center drilling diameter and screw mandrel diameter matches, pad have certain elasticity of compression, prevent that concrete enters in construction Enter conical sleeve to result in blockage；Right-angle connector is the long strip type right angle section bar that two right-angle sides are formed, and is provided with and haunch chamfering formwork phase on two right-angle sides With connecting hole, right-angle connector is connected to improve haunch chamfering formwork assembly stiffness with the haunch chamfering formwork fissure of displacement；Draw ring is welded with one right-angle side of right-angle connector, facilitates right-angle connector to remove；Bolt, nut, screw mandrel and conical sleeve match, and play connection conical sleeve and right-angle connector and pressuring action.
- 2. supporting adn fixing device according to claim 1, it is characterised in that：The I-shaped support frame reinforcement fabrication, the screw mandrel are made using weldable material.
- 3. supporting adn fixing device according to claim 1, it is characterised in that：The I-shaped support frame is made of reinforcing bar clout, and the screw mandrel construction is through walls to be made to wire drawing bar clout.
- 4. supporting adn fixing device according to claim 1, it is characterised in that：The right-angle side welding right angle stiffened panel of the right-angle connector.
- 5. a kind of cast-in-place concrete haunch wall aluminium alloy chamfering formwork supports fixing means, it is characterised in that this method is based on power Profit require 1-4 any one described in supporting adn fixing device, comprise the following steps that：Step 1, after the completion of cast-in-place concrete bottom plate, wallboard and haunch position reinforcement installation, fallen by design requirement installation aluminium alloy Angle formwork, the aluminium alloy chamfering formwork is vertical section+haunch chamfering two-part template, and pull bar is added with special in vertical section Gu accessory is reinforced；Step 2, conical sleeve is inserted in cone-shaped hood, in the smaller one end connection wire rod of conical sleeve, screw mandrel screws in conical sleeve Interior, screw-in depth is 2/5~3/5 conical sleeve length；Step 3, do not have in right-angle connector on the outside of the right-angle side of draw ring, by prior designed haunch chamfering formwork on bottom plate Conical sleeve of the support frame spacing installation equipped with screw mandrel and cone-shaped hood, pad is provided between conical sleeve and right-angle side, straight The bolt for having covered upper cap nut is connected conical sleeve by the corresponding inner side of the arm of angle by the hole on right-angle side, and bolt is screwed in conical sleeve Mutually pushed up with screw mandrel, then rotary nut compresses right-angle connector, by screw mandrel, cone-shaped hood, conical sleeve, pad, right-angle connector, spiral shell Cap, bolt connection are into an entirety；Step 4, the right-angle connector for having installed conical sleeve is used by the right-angle side equipped with draw ring and haunch chamfering formwork Pin connects, and the piece between multiple right-angle connectors with the haunch chamfering formwork piece fissure of displacement, should install the right-angle side of conical sleeve Lateral surface is concordant with haunch chamfering formwork plate face；Step 5, the vertical rod for the I-shaped support frame made in advance by bottom plate double layer bar design spacing is arranged against screw mandrel, Adjustment I-shaped support frame makes the upper and lower cross bar of I-shaped support frame prop up the upper and lower layer reinforcing bar of bottom plate double layer bar respectively, and by work The upper and lower cross bar of word support frame and the upper and lower layer reinforcement welding of associated floor double layer bar；Designed according to underplate concrete face high Journey, by I-shaped support frame arrangement interval, the haunch chamfering formwork plate face elevation of right-angle connector has been installed in adjustment, adjusts plate face The screw mandrel on right-angle connector and I-shaped support frame vertical rod are welded immediately after elevation；Step 6, the clamping nut of conical sleeve and right-angle connector is unclamped, and bolt looseness is rotated up into bolt, bolt is not Conical sleeve must be detached；Step 7, according to underplate concrete face design altitude and the requirement of concrete surface flatness precision controlling, haunch is adjusted again and is fallen Angle formwork plate face elevation, i.e. right-angle connector base right-angle side elevation；Adjust during elevation first downwards i.e. along screw mandrel to I-shaped Support frame cross bar rotary conic sleeve, adjust each strong point haunch chamfering formwork plate face elevation reach design and precision controlling will After asking, instant rotary conic sleeve ensures that conical sleeve holds out against right-angle connector, and subsequent swivel bolt is held out against with screw mandrel in sleeve, And rotary nut compresses right-angle side immediately；Step 8, bottom plate and R.C. wall board poured it is to be solidified after can unclamp clamping nut, remove bolt, unclamp right angle connection Part and haunch chamfering formwork connecting pin, right-angle connector is removed by right-angle connector draw ring, installed in conical sleeve aperture Protective plug, conical sleeve aperture is protected not enter debris and result in blockage；Step 9, haunch chamfering formwork is removed after concrete strength reaches and removes haunch chamfering formwork condition；Step 10, when embedded conical sleeve can be removed, conical sleeve protection for exit plug and pad are first taken out, cross hexagon is installed Sleeve；Cross hexagon sleeve one end protrudes the cross latch for being designed with and matching with conical sleeve cross clamping groove, cross hexagon Sleeve other end concave design has quartet connection mouth, and T-shaped spanner dismounting embedded conical sleeve is lengthened for connecting corner；Corner adds To match with cross hexagon sleeve quartet connection mouth, the other end is tee handle bar for the straight-bar end of stock T-shaped spanner, to remove Embedded conical sleeve saves strength；Step 11, the cone-shaped hood left in conical sleeve metapore is removed in cleaning, and is blocked.
- 6. according to the method for claim 5, it is characterised in that：There is the truncated cone-shaped axis of guide cross latch front end of the cross hexagon sleeve, facilitates cross latch to rapidly enter conical sleeve In.
- 7. according to the method for claim 5, it is characterised in that：The cross hexagon sleeve other end is designed for outer-hexagonal, and embedded conical sleeve is removed suitable for common wrench.
- 8. according to the method for claim 5, it is characterised in that：Underplate concrete pays attention to ensureing bolt position not by Concrete contamination when pouring, and makes underplate concrete top surface as far as possible not It is higher by right-angle connector bottom right angle side.
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| CN108547317A (en) * | 2018-05-08 | 2018-09-18 | 中国二十冶集团有限公司 | Pipe gallery abnormal formwork construction method |
| CN110093946A (en) * | 2019-05-10 | 2019-08-06 | 中铁第四勘察设计院集团有限公司 | A kind of underground structure bottom plate-side wall node structure and construction method |
| CN112376973A (en) * | 2020-11-23 | 2021-02-19 | 中建一局集团建设发展有限公司 | Pool haunching construction device with ultrahigh flatness requirement and construction method thereof |
| CN113197148A (en) * | 2021-05-10 | 2021-08-03 | 中冶交投善筑成都装配式建筑科技发展有限公司 | Assembled fish pond |
| CN113605681A (en) * | 2021-08-03 | 2021-11-05 | 中国二十二冶集团有限公司 | Wall formwork positioning and reinforcing method |
| CN113944256A (en) * | 2021-12-03 | 2022-01-18 | 赵泽舟 | Construction process of secondary lift pump house |
| CN115405090A (en) * | 2022-08-12 | 2022-11-29 | 广东天凛高新科技有限公司 | High-sealing-quality cast-in-place mold sealing device and application method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108547317A (en) * | 2018-05-08 | 2018-09-18 | 中国二十冶集团有限公司 | Pipe gallery abnormal formwork construction method |
| CN110093946A (en) * | 2019-05-10 | 2019-08-06 | 中铁第四勘察设计院集团有限公司 | A kind of underground structure bottom plate-side wall node structure and construction method |
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| CN113197148A (en) * | 2021-05-10 | 2021-08-03 | 中冶交投善筑成都装配式建筑科技发展有限公司 | Assembled fish pond |
| CN113605681A (en) * | 2021-08-03 | 2021-11-05 | 中国二十二冶集团有限公司 | Wall formwork positioning and reinforcing method |
| CN113944256A (en) * | 2021-12-03 | 2022-01-18 | 赵泽舟 | Construction process of secondary lift pump house |
| CN113944256B (en) * | 2021-12-03 | 2022-12-20 | 赵泽舟 | Construction process of secondary lift pump house |
| CN115405090A (en) * | 2022-08-12 | 2022-11-29 | 广东天凛高新科技有限公司 | High-sealing-quality cast-in-place mold sealing device and application method thereof |
| CN115405090B (en) * | 2022-08-12 | 2024-03-19 | 广东天凛高新科技有限公司 | High-sealing-quality cast-in-situ mold sealing device and application method thereof |
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