CN117005678A - Assembled composite floor post-pouring belt aluminum mould deflection control system and operation method - Google Patents
Assembled composite floor post-pouring belt aluminum mould deflection control system and operation method Download PDFInfo
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- CN117005678A CN117005678A CN202311028339.8A CN202311028339A CN117005678A CN 117005678 A CN117005678 A CN 117005678A CN 202311028339 A CN202311028339 A CN 202311028339A CN 117005678 A CN117005678 A CN 117005678A
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 132
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 132
- 239000002131 composite material Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 8
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 5
- 239000004567 concrete Substances 0.000 claims description 32
- 238000005266 casting Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000007514 turning Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 239000002002 slurry Substances 0.000 abstract description 5
- 238000004873 anchoring Methods 0.000 description 6
- 238000009415 formwork Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
Classifications
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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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
-
- 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
-
- 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
- E04G19/00—Auxiliary treatment of forms, e.g. dismantling; Cleaning devices
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/246—Safety or protective measures preventing damage to building parts or finishing work during construction specially adapted for curing concrete in situ, e.g. by covering it with protective sheets
-
- 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
-
- 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
-
- 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
- E04G9/00—Forming or shuttering elements for general use
- E04G9/02—Forming boards or similar elements
- E04G9/06—Forming boards or similar elements the form surface being of metal
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses an assembled composite floor post-cast strip aluminum mould deflection control system and an operation method. The aluminum mould at the bottom of the post-pouring belt is an aluminum alloy mould plate arranged below the post-pouring belt between the two superimposed sheets; the post-cast strip is formed by reserving 300+/-50 mm wide gap positions between two adjacent superimposed sheets and pouring reinforced concrete; the aluminum alloy template is processed according to the size of the laminated plate and comprises a panel, a back rib and a side rib. The quality problems of slurry leakage, dislocation and the like caused by overlarge deflection of an aluminum mould in pouring of a post-cast strip in the prior art are solved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an assembled composite floor post-pouring belt aluminum mould deflection control system and an operation method.
Background
In the assembled integral concrete structure, the composite floor slab is an assembled integral floor slab formed by superposing precast slabs and cast-in-situ reinforced concrete layers. Compared with the cast-in-situ structure with the traditional structure, the composite floor slab is convenient and quick, saves the construction period, can realize energy conservation and emission reduction, and is suitable for urban high-rise buildings and large-bay buildings. However, the post-cast slab band of the composite floor slab adopts an aluminum mould supporting mode, the rigidity of the bottom aluminum film and the supporting rods is smaller, and when concrete is poured, the mold expansion of the aluminum film at the bottom of the cast-in-place concrete of the post-cast slab band is easy to occur, so that the quality problems of slab band slurry leakage, dislocation and the like are caused, and the quality of the appearance and the flatness of a top plate are seriously influenced; after the later aluminum film is removed, the quality problems of slurry leakage, staggered platform and the like of the post-pouring belt are required to be manually polished and repaired, the polishing and repairing workload is large, and the additional construction cost is increased.
Chinese patent application CN 114892962A discloses a bow-shaped mould instrument that hangs for prefabricating superimposed sheet post-cast strip, including being located between two adjacent floor and with the equal butt in two floor bottoms lower bolster, be provided with the wall pole of wearing on the lower bolster, the wall pole of wearing is located between two adjacent floor, be provided with the cope match-plate pattern with the equal butt in two floor tops on the wall pole of wearing, it is used for driving still to be provided with on the wall pole the lower bolster with the cope match-plate pattern supports respectively and tightly the tight device in the floor both sides.
Chinese patent application CN 113585728A discloses a post-pouring strip formwork system for assembled composite floor slab, comprising reinforcement cage bone, concrete mortar, bottom formwork and side formwork, and further comprising oblique angle frame, hanging screw, positioning screw, straight pipe anchoring cylinder, reinforcement keel, U pipe anchoring cylinder, hanging screw and gasket plate; the transverse ribs of the steel bar keels are placed in the steel bar grooves, two diagonal braces on the diagonal angle frame are placed on the upper surfaces of two adjacent precast slabs respectively and are fixed on the upper surfaces of two adjacent precast slabs through positioning screws, the straight pipe anchoring barrels are welded on the steel bar keels, the hanging screw rods are fastened in the straight pipe anchoring barrels, the U-pipe anchoring barrels are suspended on the steel bar keels, and the bottom formwork is fastened on the U-pipe anchoring barrels through the hanging screw rods to form an integral formwork system.
The post-cast strip formwork structure in the prior art is comprehensively analyzed, and the following defects exist in the prior art:
1. although all the above patents cancel the upright post support, the upright post support still needs to be erected when the post-pouring strip template is installed, and the erection cost is not reduced; when the post-pouring belt concrete is poured and vibrated, the bottom of the template is suspended, a screw rod or a screw cap is easy to vibrate and loose, and the template still can deviate to cause quality problems such as slurry leakage, dislocation and the like;
2. the wall penetrating screw is adopted in the above patent, although the effect of fixing the template is achieved to a certain extent, the integrity of the post-cast strip concrete is destroyed, the protruding screw still needs to be cut after the template is removed, and when the post-treatment is time-consuming and labor-consuming, the screw section is exposed in the air for a long time and is easy to oxidize, so that the wall body is fallen.
Disclosure of Invention
The invention aims to provide an assembled composite floor post-cast strip aluminum mould deflection control system and an operation method thereof, which are used for solving the technical problems in the prior art.
The technical scheme of the invention provides an assembled composite floor post-pouring belt aluminum mould deflection control system, which comprises a post-pouring belt bottom aluminum mould, a supporting system below the aluminum mould and a deformation early warning controller;
the aluminum mould at the bottom of the post-pouring belt is an aluminum alloy mould plate arranged below the post-pouring belt between the two superimposed sheets; the post-cast strip is formed by reserving 300+/-50 mm wide gap positions between two adjacent superimposed sheets and pouring reinforced concrete; the aluminum alloy template is processed according to the size of the laminated plate and comprises a panel, a back rib and a side rib.
In a preferred embodiment, the back ribs are provided one at 300mm intervals.
In a preferred embodiment, the support system is arranged below the aluminum mould at the bottom of the post-pouring strip, and comprises a disc-buckling scaffold, a node connector, a support aluminum mould and a screw rod;
the disc buckle type scaffold comprises an adjustable base, a disc buckle, a vertical rod, a cross rod and an inclined rod, wherein the disc buckle is welded on the vertical rod;
the node connector comprises a vertical sleeve and a vertical connecting cylinder, wherein two oblique connecting cylinders inclining towards the direction of the vertical connecting cylinder are welded on two sides of the connecting position of the vertical sleeve and the vertical connecting cylinder, the inner diameter of the vertical sleeve is slightly larger than that of the vertical rod, and both the vertical connecting cylinder and the oblique connecting cylinder are provided with forward threaded connecting holes.
In a preferred embodiment, the vertical sleeve is 200-300mm long and the vertical and diagonal connecting barrels are 150-200mm long.
In a preferred embodiment, the angle between the oblique connecting cylinder and the vertical connecting cylinder is 450.
In a preferred embodiment, the support aluminum die comprises a rectangular aluminum die and a connecting cylinder, wherein the connecting cylinder is connected to the rectangular aluminum die, and two connecting modes of the connecting cylinder and the rectangular aluminum die are adopted, one connecting mode is vertical welding, and the other connecting mode is connected through a hinge joint.
In a preferred embodiment, the connecting cylinder is provided with a reverse threaded connecting hole, and the length of the connecting cylinder is 150-200mm;
the screw rod is a solid threaded rod piece with threads on two ends, a transverse handle is welded at the middle position of the rod piece, the node connector and the support aluminum die can be connected by the screw rod to form a butt bolt structure, and the length of the butt bolt structure can be adjusted by rotating the transverse handle; the length of the screw is 500+/-100 mm, and the length of the turnings at the two ends of the screw is 150-200mm.
In a preferred embodiment, the deformation early warning controller is fixed on the aluminum mould at the bottom of the post-pouring belt, after the aluminum mould at the bottom of the post-pouring belt and the supporting system are installed, the distance between the bottom plate of the aluminum mould of the post-pouring belt and the ground is measured, the distance is set as a standard value, the distance is input to the deformation early warning controller, the whole process of casting before, during and after casting of the post-pouring belt is monitored, and when the distance between the bottom plate of the aluminum mould of the post-pouring belt and the ground exceeds 5mm with the standard value, an alarm flicker indicator lamp is automatically started.
In a preferred embodiment, the deformation warning controller is preferably an intelligent infrared rangefinder.
An operation method of an aluminum mould deflection control system of an assembled composite floor post-pouring strip comprises the following steps:
s1: setting up a supporting system below the aluminum mould, sequentially installing a disc buckle type scaffold, a node connector, a screw rod and a support aluminum mould, and initially adjusting the height of the supporting system through an adjustable base of the disc buckle type scaffold;
s2: mounting a bottom aluminum mould of the post-pouring belt, erecting the bottom aluminum mould of the post-pouring belt on a support aluminum mould at the upper part of a support system, and enabling the support aluminum mould to be propped against a back rib of the bottom aluminum mould of the post-pouring belt by fine adjustment of a cushion block;
s3: firstly, adhering a sponge strip at the top edge of an aluminum mould at the bottom of a post-pouring belt, then, installing the superimposed sheet, carrying out standard height check, checking whether the superimposed sheet is horizontal to the aluminum mould at the bottom of the pouring belt, and adjusting elevation, level and sealing effect of the aluminum mould at the bottom of the pouring belt and the superimposed sheet by rotating a screw;
s4: binding reinforcing steel bars and embedding hydropower lines at the post-pouring belt position between the superimposed sheet and the aluminum mould at the bottom of the post-pouring belt; before concrete is poured, the aluminum mould and the superimposed sheet at the bottom of the casting belt are reinforced by rotating the screw rod to carry out back-jacking;
s5: installing an early warning controller, finding out the position of the aluminum mould at the bottom of the post-pouring belt, which is most prone to deformation and expansion, fixing the deformation early warning controller at the bottom of the aluminum mould at the position, measuring the distance between the bottom plate of the aluminum mould of the post-pouring belt and the ground, setting the distance as a standard value, inputting the standard value into the deformation early warning controller, and automatically starting an alarm flicker indicator lamp when the distance between the bottom plate of the aluminum mould of the post-pouring belt and the ground exceeds 5mm from the standard value;
s6: pouring concrete, namely pouring the concrete into the post-pouring plate band, vibrating the post-pouring plate band to compactly discharge air bubbles, and forming a concrete pouring plate in the post-pouring plate band and on the upper parts of the two superimposed sheets;
s7: the deformation of the aluminum mould of the post-pouring belt is controlled, the upper loads of the superimposed sheet and the post-pouring belt are increased when the concrete pouring process is finished and the concrete pouring is not yet completed, the partial aluminum mould of the post-pouring belt is easy to loose and deform, and according to the prompt of the early warning controller, the aluminum mould at the bottom of the post-pouring belt and the superimposed sheet are reinforced by rotating the screw rod to be closed again, so that the quality problems of slab leakage, dislocation and the like are prevented;
s8: and (3) concrete curing and demolding, wherein the cast-in-place concrete is subjected to water spraying curing, and the template is removed after the specified strength is achieved.
The technical scheme of the invention has the beneficial effects that:
1. although all the above patents cancel the upright post support, the upright post support still needs to be erected when the post-pouring strip template is installed, and the erection cost is not reduced; when the post-pouring belt concrete is poured and vibrated, the bottom of the template is suspended, a screw rod or a screw cap is easy to vibrate and loose, and the template still can deviate to cause quality problems such as slurry leakage, dislocation and the like;
2. the wall penetrating screw is adopted in the above patent, although the effect of fixing the template is achieved to a certain extent, the integrity of the post-cast strip concrete is destroyed, the protruding screw still needs to be cut after the template is removed, and when the post-treatment is time-consuming and labor-consuming, the screw section is exposed in the air for a long time and is easy to oxidize, so that the wall body is fallen.
3. The whole process before, during and after pouring can be monitored through the deformation early warning controller, and according to the prompt of the early warning controller, the aluminum mould and the superimposed sheet at the bottom of the pouring belt are reinforced by rotating the screw rod to be closely attached again, so that the quality problems of slab leakage, staggered platform and the like are prevented.
Drawings
Figure 1 is a schematic view of the overall structure of the present invention,
figure 2 is a side view of the body structure of the present invention,
figure 3 is a schematic diagram of the bottom aluminum mould of the post-cast strip of the present invention,
figure 4 is a schematic view of the node connector structure of the present invention,
figure 5 is a schematic diagram of the structure of the aluminum mould of the support of the invention,
figure 6 is a schematic view of the structure of the screw of the present invention,
FIG. 7 is a flow chart of a method of operation of the present invention.
The floor slab comprises the following components of a 1-composite floor slab, a 2-post-cast strip bottom aluminum mould, a 201-panel, a 202-back rib, a 203-side rib, a 3-cushion block, a 4-adjustable base, a 5-plate buckle, a 6-vertical rod, a 7-cross rod, an 8-diagonal rod, a 9-node connector, a 901-vertical sleeve, a 902-vertical connecting cylinder, a 903-diagonal connecting cylinder, a 10-support aluminum mould, a 1001-rectangular aluminum mould, a 1002-connecting cylinder, a 1003-articulated joint, an 11-screw rod, 1101-solid threaded rod piece, a 1102-transverse handle and a 12-deformation early warning controller.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
As shown in fig. 1-6, the technical scheme of the invention provides an assembled composite floor post-cast strip aluminum mould deflection control system, which comprises a post-cast strip bottom aluminum mould 2, a support system below the post-cast strip bottom aluminum mould 2 and a deformation early warning controller 12;
the aluminum mould 2 at the bottom of the post-cast strip is an aluminum alloy template arranged below the post-cast strip between two superimposed sheets; the post-cast strip is formed by reserving 300+/-50 mm wide gap positions between two adjacent superimposed sheets and pouring reinforced concrete; the aluminum alloy template is processed according to the size of the laminated plate and comprises a panel 201, a back rib 202 and a side rib 203.
The back ribs 202 are disposed one at 300mm intervals.
The supporting system is arranged below the aluminum mould 2 at the bottom of the post-pouring strip and plays roles in supporting, fixing and restraining the aluminum mould. The support system comprises a disc buckle 5 type scaffold, a node connector 9, a support aluminum die 10 and a screw 11. The disc buckle 5-type scaffold comprises an adjustable base 4, a disc buckle 5, a vertical rod 6, a cross rod 7 and an inclined rod 8, wherein the disc buckle 5 is welded on the vertical rod 6, and the vertical rod 6, the cross rod 7 and the inclined rod 8 are assembled into a stable supporting foundation through the disc buckle 5. The node connector 9 comprises a vertical sleeve 901 and a vertical connecting cylinder 902, two oblique connecting cylinders 903 which incline towards the direction of the vertical connecting cylinder 902 are welded on two sides of the joint of the vertical sleeve 901 and the vertical connecting cylinder 902, the inner diameter of the vertical sleeve 901 is slightly larger than that of the vertical rod 6, so that the vertical sleeve 901 is buckled on the vertical rod 6, the node connector 9 is fixed on the coiled buckle 5-type scaffold, and the vertical connecting cylinder 902 and the oblique connecting cylinder 903 are both provided with forward threaded connecting holes.
The length of the vertical sleeve 901 is 200-300mm, and the lengths of the vertical connecting cylinder 902 and the inclined connecting cylinder 903 are 150-200mm. The angle between the inclined connecting cylinder 903 and the vertical connecting cylinder 902 is 450.
The support aluminum die 10 comprises a rectangular aluminum die 1001 and a connecting cylinder 1002, wherein the connecting cylinder 1002 is connected to the rectangular aluminum die 1001, and the connecting cylinder 1002 and the rectangular aluminum die 1001 are connected in two modes, namely, vertically welded, and connected through a hinge joint 1003. The connecting cylinder 1002 is provided with a reverse threaded connecting hole, and the length of the connecting cylinder 1002 is 150-200mm.
The screw 11 is a solid threaded rod 1101 with threads on two ends, a transverse handle 1102 is welded in the middle of the rod, the node connector 9 and the support aluminum die 10 can be connected by the screw 11 to form a butt bolt structure, and the length of the butt bolt structure can be adjusted by rotating the transverse handle 1102; the length of the screw 11 is 500+/-100 mm, and the turnings at the two ends of the screw 11 are 150-200mm.
The deformation early warning controller 12 is fixed on the post-pouring belt bottom aluminum mould 2, after the post-pouring belt bottom aluminum mould 2 and a supporting system are installed, the distance between the bottom plate of the post-pouring belt aluminum mould and the ground is measured, the distance is set to be a standard value, the standard value is input into the deformation early warning controller 12, the whole process of the post-pouring belt before pouring, during pouring and after pouring is monitored, and when the distance between the bottom plate of the post-pouring belt aluminum mould and the ground exceeds 5mm with the standard value error, an alarm flicker indicator lamp is automatically started. The deformation warning controller 12 is preferably an intelligent infrared range finder.
As shown in fig. 7, the operation method of the aluminum mould deflection control system for the post-pouring strip of the assembled composite floor slab comprises the following steps:
s1: setting up a supporting system below an aluminum mould, sequentially installing a disc buckle 5-type scaffold, a node connector 9, a screw 11 and a support aluminum mould 10, and initially adjusting the height of the supporting system through an adjustable base 4 of the disc buckle 5-type scaffold;
s2: mounting a post-pouring belt bottom aluminum mould 2, erecting the post-pouring belt bottom aluminum mould 2 on a support aluminum mould 10 at the upper part of a support system, and finely adjusting the support aluminum mould 10 by using a cushion block 3 to enable the support aluminum mould 10 to be propped against a back rib 202 of the post-pouring belt bottom aluminum mould 2;
s3: firstly, adhering a sponge strip at the top edge of a post-pouring strip bottom aluminum mould 2, then, installing the superimposed sheet, carrying out standard height check, checking whether the superimposed sheet is horizontal to the pouring strip bottom aluminum mould, and adjusting the elevation, the level and the sealing effect of the pouring strip bottom aluminum mould and the superimposed sheet by rotating a screw 11;
s4: binding reinforcing steel bars and embedding hydropower lines at the post-pouring strip position between the superimposed sheet and the post-pouring strip bottom aluminum mould 2; before concrete is poured, the aluminum mould and the superimposed sheet at the bottom of the casting belt are reinforced by rotating the screw 11 back to the top;
s5: installing an early warning controller, finding out the position of the aluminum mould 2 at the bottom of the post-pouring belt, which is most likely to generate deformation and expansion, fixing the deformation early warning controller 12 at the bottom of the aluminum mould at the position, measuring the distance between the bottom plate of the aluminum mould of the post-pouring belt and the ground, setting the distance as a standard value, inputting the standard value into the deformation early warning controller 12, and automatically starting an alarm and flicker indicator lamp when the distance between the bottom plate of the aluminum mould of the post-pouring belt and the ground exceeds 5mm from the standard value;
s6: pouring concrete, namely pouring the concrete into the post-pouring plate band, vibrating the post-pouring plate band to compactly discharge air bubbles, and forming a concrete pouring plate in the post-pouring plate band and on the upper parts of the two superimposed sheets;
s7: the deformation of the aluminum mould of the post-pouring belt is controlled, the upper loads of the superimposed sheet and the post-pouring belt are increased when the concrete pouring process is finished and the concrete pouring is not yet completed, the partial aluminum mould of the post-pouring belt is easy to loose and deform, and according to the prompt of an early warning controller, the aluminum mould at the bottom of the post-pouring belt and the superimposed sheet are reinforced by rotating the screw 11 back to the top, so that the two are closely attached again, and the quality problems of slab leakage, dislocation and the like are prevented;
s8: and (3) concrete curing and demolding, wherein the cast-in-place concrete is subjected to water spraying curing, and the template is removed after the specified strength is achieved.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (10)
1. The deflection control system for the aluminum mould of the post-pouring strip of the assembled composite floor slab is characterized by comprising the aluminum mould at the bottom of the post-pouring strip, a supporting system below the aluminum mould and a deformation early warning controller;
the aluminum mould at the bottom of the post-pouring belt is an aluminum alloy mould plate arranged below the post-pouring belt between the two superimposed sheets; the post-cast strip is formed by reserving 300+/-50 mm wide gap positions between two adjacent superimposed sheets and pouring reinforced concrete; the aluminum alloy template is processed according to the size of the laminated plate and comprises a panel, a back rib and a side rib.
2. The fabricated composite floor post-cast strip aluminum die deflection control system of claim 1, wherein the back ribs are arranged one at intervals of 300 mm.
3. The assembled composite floor post-cast strip aluminum mould deflection control system according to claim 1, wherein the support system is arranged below the post-cast strip bottom aluminum mould and comprises a disc buckle type scaffold, a node connector, a support aluminum mould and a screw;
the disc buckle type scaffold comprises an adjustable base, a disc buckle, a vertical rod, a cross rod and an inclined rod, wherein the disc buckle is welded on the vertical rod;
the node connector comprises a vertical sleeve and a vertical connecting cylinder, wherein two oblique connecting cylinders inclining towards the direction of the vertical connecting cylinder are welded on two sides of the connecting position of the vertical sleeve and the vertical connecting cylinder, the inner diameter of the vertical sleeve is slightly larger than that of the vertical rod, and both the vertical connecting cylinder and the oblique connecting cylinder are provided with forward threaded connecting holes.
4. A fabricated composite floor post-cast strip aluminum mould deflection control system as claimed in claim 3, wherein the length of the vertical sleeve is 200-300mm, and the lengths of the vertical connecting cylinder and the inclined connecting cylinder are 150-200mm.
5. A fabricated composite floor post-cast strip aluminum die deflection control system as recited in claim 3 wherein the angle between the oblique connecting cylinder and the vertical connecting cylinder is 450.
6. A prefabricated composite floor post-cast strip aluminum mould deflection control system according to claim 3, wherein the support aluminum mould comprises a rectangular aluminum mould and a connecting cylinder, the connecting cylinder is connected to the rectangular aluminum mould, two connecting modes of the connecting cylinder and the rectangular aluminum mould are adopted, one connecting mode is vertical welding, and the other connecting mode is connecting through a hinge joint.
7. The aluminum mould deflection control system for the post-pouring strip of the fabricated composite floor slab, as set forth in claim 6, wherein the connecting cylinder is provided with a reverse threaded connecting hole, and the length of the connecting cylinder is 150-200mm; the screw rod is a solid threaded rod piece with threads on two ends, a transverse handle is welded at the middle position of the rod piece, the node connector and the support aluminum die can be connected by the screw rod to form a butt bolt structure, and the length of the butt bolt structure can be adjusted by rotating the transverse handle; the length of the screw is 500+/-100 mm, and the length of the turnings at the two ends of the screw is 150-200mm.
8. The deflection control system for the post-cast strip aluminum mould of the fabricated composite floor slab according to claim 1, wherein the deformation early warning controller is fixed on the post-cast strip bottom aluminum mould, the distance between the post-cast strip bottom aluminum mould and the ground is measured after the post-cast strip bottom aluminum mould and a supporting system are installed, the distance is set as a standard value, the standard value is input into the deformation early warning controller, the whole process of the post-cast strip before casting, during casting and after casting is monitored, and when the distance between the post-cast strip aluminum mould bottom plate and the ground exceeds 5mm from the standard value, an alarm flicker indicator lamp is automatically started.
9. The assembled composite floor post-cast strip aluminum mould deflection control system according to claim 1, wherein the deformation early warning controller is preferably an intelligent infrared range finder.
10. A method of operating an assembled composite floor post-cast strip aluminum mould deflection control system as claimed in any one of claims 1 to 9, comprising the steps of:
s1: setting up a supporting system below the aluminum mould, sequentially installing a disc buckle type scaffold, a node connector, a screw rod and a support aluminum mould, and initially adjusting the height of the supporting system through an adjustable base of the disc buckle type scaffold;
s2: mounting a bottom aluminum mould of the post-pouring belt, erecting the bottom aluminum mould of the post-pouring belt on a support aluminum mould at the upper part of a support system, and enabling the support aluminum mould to be propped against a back rib of the bottom aluminum mould of the post-pouring belt by fine adjustment of a cushion block;
s3: firstly, adhering a sponge strip at the top edge of an aluminum mould at the bottom of a post-pouring belt, then, installing the superimposed sheet, carrying out standard height check, checking whether the superimposed sheet is horizontal to the aluminum mould at the bottom of the pouring belt, and adjusting elevation, level and sealing effect of the aluminum mould at the bottom of the pouring belt and the superimposed sheet by rotating a screw;
s4: binding reinforcing steel bars and embedding hydropower lines at the post-pouring belt position between the superimposed sheet and the aluminum mould at the bottom of the post-pouring belt; before concrete is poured, the aluminum mould and the superimposed sheet at the bottom of the casting belt are reinforced by rotating the screw rod to carry out back-jacking;
s5: installing an early warning controller, finding out the position of the aluminum mould at the bottom of the post-pouring belt, which is most prone to deformation and expansion, fixing the deformation early warning controller at the bottom of the aluminum mould at the position, measuring the distance between the bottom plate of the aluminum mould of the post-pouring belt and the ground, setting the distance as a standard value, inputting the standard value into the deformation early warning controller, and automatically starting an alarm flicker indicator lamp when the distance between the bottom plate of the aluminum mould of the post-pouring belt and the ground exceeds 5mm from the standard value;
s6: pouring concrete, namely pouring the concrete into the post-pouring plate band, vibrating the post-pouring plate band to compactly discharge air bubbles, and forming a concrete pouring plate in the post-pouring plate band and on the upper parts of the two superimposed sheets;
s7: the deformation of the aluminum mould of the post-pouring belt is controlled, the upper loads of the superimposed sheet and the post-pouring belt are increased when the concrete pouring process is finished and the concrete pouring is not yet completed, the partial aluminum mould of the post-pouring belt is easy to loose and deform, and according to the prompt of the early warning controller, the aluminum mould at the bottom of the post-pouring belt and the superimposed sheet are reinforced by rotating the screw rod to be closed again, so that the quality problems of slab leakage, dislocation and the like are prevented;
s8: and (3) concrete curing and demolding, wherein the cast-in-place concrete is subjected to water spraying curing, and the template is removed after the specified strength is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311028339.8A CN117005678A (en) | 2023-08-15 | 2023-08-15 | Assembled composite floor post-pouring belt aluminum mould deflection control system and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311028339.8A CN117005678A (en) | 2023-08-15 | 2023-08-15 | Assembled composite floor post-pouring belt aluminum mould deflection control system and operation method |
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| Publication Number | Publication Date |
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| CN117005678A true CN117005678A (en) | 2023-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311028339.8A Pending CN117005678A (en) | 2023-08-15 | 2023-08-15 | Assembled composite floor post-pouring belt aluminum mould deflection control system and operation method |
Country Status (1)
| Country | Link |
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| CN (1) | CN117005678A (en) |
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