CN114319631A - Cast-in-place heat preservation integrated construction method for filler wall - Google Patents
Cast-in-place heat preservation integrated construction method for filler wall Download PDFInfo
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- CN114319631A CN114319631A CN202111565794.2A CN202111565794A CN114319631A CN 114319631 A CN114319631 A CN 114319631A CN 202111565794 A CN202111565794 A CN 202111565794A CN 114319631 A CN114319631 A CN 114319631A
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Abstract
The invention discloses a cast-in-place heat preservation integrated construction method for a filler wall, which comprises the steps of fixedly installing a prefabricated heat preservation plate at a corresponding axis position and fixing, assembling and shaping aluminum alloy templates at two sides of the prefabricated heat preservation plate, and arranging a pouring hole and a grout overflow hole on the aluminum alloy templates; pouring concrete into the inner side of the aluminum alloy template through the pouring hole until the concrete overflows from the grout overflow hole at the same height, pulling out the conveying pipe, plugging the pouring hole and the grout overflow hole by using a sealing nut, and then repeatedly pouring from the other pouring hole until the concrete is full and then curing. The prefabricated heat-insulation plate is accurate in positioning, the problem that a heat-insulation layer falls off is avoided, the service life of the prefabricated heat-insulation plate is prolonged, the aluminum alloy formwork is adopted for vertical formwork pouring, the concrete surface forming effect is good, the subsequent plastering layer construction procedure is omitted, and the finished product quality and the construction efficiency of the filler wall are improved.
Description
Technical Field
The invention relates to the field of infilled walls, in particular to a cast-in-place heat-preservation integrated construction method for infilled walls.
Background
The wall body of the frame structure is a filler wall, the filler wall is a building structure and mainly plays roles in enclosure and separation, the weight is borne by the beams and the columns, and the filler wall does not need to bear load. The existing heat-insulating wall body mostly adopts a structure formed by stacking building blocks, the building block type is not simple enough, the self weight is large, and the mortar layer between the building blocks is smeared and consumes time and labor, so that the wall body is high in cost and difficult and slow in construction. And in order to improve the heat preservation effect of infilled wall, can install the heated board additional in wall body both sides, but the heated board very easily drops, loses the heat preservation effect.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a cast-in-place heat-preservation integrated construction method for a filler wall, which greatly improves the finished product quality and the construction efficiency of the filler wall.
The technical scheme of the invention is as follows:
a cast-in-place heat preservation integrated construction method for a filler wall comprises the following steps:
(1) according to the axis positioning, two rows of U-shaped angle plates are fixed on the ground and the top plate, the distance between the two rows of U-shaped angle plates is the thickness of the prefabricated heat preservation plate, the two rows of U-shaped angle plates correspond to each other one by one, the U-shaped notches of the two rows of U-shaped angle plates on the ground face upwards, and the U-shaped notches of the two rows of U-shaped angle plates on the top plate face downwards;
(2) fixing the prefabricated heat-insulation plate between an upper row of U-shaped angle plates and a lower row of U-shaped angle plates, installing a plurality of supporting and positioning cushion blocks on the left side surface and the right side surface of the prefabricated heat-insulation plate, and supporting and positioning two reinforcing mesh sheets on the left side and the right side of the prefabricated heat-insulation plate through the plurality of supporting and positioning cushion blocks respectively;
(3) assembling and shaping aluminum alloy templates on the outer sides of the two rows of U-shaped angle plates, reserving two pouring holes and two slurry overflowing holes on the aluminum alloy templates, wherein the two pouring holes are adjacent to one end of the aluminum alloy templates, the two slurry overflowing holes are adjacent to the other end of the aluminum alloy templates, the two pouring holes on the aluminum alloy templates are positioned on a vertical line, the two pouring holes are respectively adjacent to the top end and the bottom end of the aluminum alloy templates, and the two slurry overflowing holes are positioned on a vertical line and are consistent with the horizontal heights of the two pouring holes;
(4) firstly, connecting a concrete delivery pump at a pouring hole adjacent to the bottom end of the aluminum alloy template, pumping concrete into a closed space between the aluminum alloy template and the prefabricated heat-insulation plate until concrete flows out of one grout overflow hole at the same height as the pouring hole, pulling out the delivery pipe, plugging the pouring hole and the grout overflow hole adjacent to the bottom end of the aluminum alloy template by using a sealing nut, then connecting the concrete delivery pump with the pouring hole adjacent to the top end of the aluminum alloy template until concrete flows out of the other grout overflow hole, and after the concrete is poured compactly, pulling out the delivery pipe, and plugging the pouring hole and the grout overflow hole adjacent to the top end of the aluminum alloy template by using the sealing nut;
(5) and after the initial setting and curing of the concrete are finished, removing the two aluminum alloy templates until the final setting and curing of the concrete are finished, and forming the filler wall structure.
In the two rows of U-shaped angle plates, the distance between two adjacent U-shaped angle plates of each row of U-shaped angle plates is 1-1.2 m.
The distance between two rows of U-shaped angle plates is 4mm in addition to the thickness of the prefabricated heat-insulation plate, so that a gap of 2mm is reserved between the prefabricated heat-insulation plate and each row of U-shaped angle plates.
The plurality of supporting and positioning cushion blocks are arranged on the left side surface and the right side surface of the prefabricated heat-insulation plate in a matrix manner.
The supporting and positioning cushion block is of a cylindrical block structure, the inner end of the supporting and positioning cushion block is installed on the left side surface or the right side surface of the prefabricated heat-insulation board, a cross positioning clamping groove is formed in the outer end of the supporting and positioning cushion block, and the positioning clamps at the cross parts of the transverse and longitudinal steel bars of the steel bar net piece are arranged in the positioning clamping grooves of the supporting and positioning cushion block.
When the aluminum alloy templates are assembled and shaped, a counter-pull screw rod is arranged between the two aluminum alloy templates, and the aluminum alloy templates are fixed and straightened by an inclined strut support.
The invention has the advantages that:
the prefabricated heat-insulation plate is positioned by the U-shaped angle plate, so that the prefabricated heat-insulation plate is accurately positioned, is of a built-in structure, avoids the problem that a heat-insulation layer falls off, and is supported by concrete, so that the service life of the prefabricated heat-insulation plate is greatly prolonged; according to the invention, the supporting and positioning cushion blocks are adopted to support and position the reinforcing mesh, so that the problem that the reinforcing mesh moves when concrete is poured is avoided; the aluminum alloy formwork is adopted for vertical formwork pouring, the aluminum alloy formwork is light in weight, the construction and installation difficulty of constructors is greatly reduced, the concrete surface forming effect is good due to the vertical formwork pouring, the subsequent plastering layer construction procedure is omitted, and the finished product quality and the construction efficiency of the filler wall are improved.
Drawings
Fig. 1 is a sectional view of the infilled wall of the present invention in a constructed state.
FIG. 2 is a view of the positioning of the local structure of the prefabricated insulation board, the U-shaped angle plate and the aluminum alloy formwork of the present invention.
Fig. 3 is a schematic structural view of the reinforcing mesh installed on a prefabricated heat-insulation board.
Fig. 4 is a schematic structural diagram of the supporting and positioning cushion block of the invention.
FIG. 5 is a schematic structural view of the aluminum alloy form of the present invention.
Reference numerals: the concrete slab comprises the following components, by weight, 1-ground, 2-top plate, 3-U-shaped angle plate, 4-prefabricated heat insulation plate, 5-supporting and positioning cushion block, 6-reinforcing mesh, 7-aluminum alloy formwork, 8-counter-pull screw rod, 9-diagonal bracing bracket, 10-pouring hole, 11-grout overflow hole and 12-concrete.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a cast-in-place heat preservation integrated construction method for a filler wall comprises the following steps:
(1) according to the axis positioning, two rows of U-shaped angle plates 3 are fixed on the ground 1 and the top plate 2, the distance between the two rows of U-shaped angle plates 3 is the sum of the thickness of the prefabricated heat-insulation plate 4 and 4mm, so that a 2mm gap is reserved between the prefabricated heat-insulation plate 4 and each row of U-shaped angle plates 3, the two rows of U-shaped angle plates 3 correspond to one another one by one, the U-shaped notches of the two rows of U-shaped angle plates 3 on the ground 1 face upwards, and the U-shaped notches of the two rows of U-shaped angle plates 3 on the top plate 2 face downwards; in the two rows of U-shaped angle plates 3, the distance between every two adjacent U-shaped angle plates 3 in each row is 1 meter;
(2) fixing a prefabricated heat-insulation plate 4 between an upper row of U-shaped angle plates and a lower row of U-shaped angle plates 3, installing a plurality of supporting and positioning cushion blocks 5 on the left side surface and the right side surface of the prefabricated heat-insulation plate 4, arranging the supporting and positioning cushion blocks 5 on the left side surface or the right side surface of the prefabricated heat-insulation plate 4 in a matrix manner, enabling the distance between every two adjacent supporting and positioning cushion blocks 5 to be 400mm, and supporting and positioning two reinforcing mesh sheets 6 on the left side and the right side of the prefabricated heat-insulation plate 4 through the supporting and positioning cushion blocks 5 respectively; the supporting and positioning cushion block 5 is of a cylindrical block structure, the inner end of the supporting and positioning cushion block is arranged on the left side surface or the right side surface of the prefabricated heat-insulation board 4, a cross-shaped positioning clamping groove 51 is formed in the outer end of the supporting and positioning cushion block 5, and the positioning clamp at the crossed part of the transverse and longitudinal steel bars of the steel bar net piece 6 is arranged in the positioning clamping groove 51 of the supporting and positioning cushion block 5;
(3) assembling and shaping aluminum alloy templates 7 on the outer sides of the two rows of U-shaped angle plates 3, installing a split screw 8 between the two aluminum alloy templates 7, fixing and straightening by using an inclined strut support 9, reserving two pouring holes 10 and two grout overflow holes 11 on the aluminum alloy templates 7, wherein the two pouring holes 10 are adjacent to one end of the aluminum alloy template 7, the two grout overflow holes 11 are adjacent to the other end of the aluminum alloy template 7, the two pouring holes 10 on the aluminum alloy templates 7 are positioned on a vertical line, the two pouring holes 10 are respectively adjacent to the top end and the bottom end of the aluminum alloy template 7, and the two grout overflow holes 11 are positioned on a vertical line and are consistent with the horizontal height of the two pouring holes 10;
(4) firstly, connecting a concrete delivery pump at a position of a pouring hole 10 adjacent to the bottom end of an aluminum alloy template 7, pumping concrete into a closed space between the aluminum alloy template 7 and a prefabricated heat-insulation board 4 until concrete flows out of one grout overflow hole 11 at the same height as the pouring hole, pulling out the delivery pipe, plugging the pouring hole 10 and the grout overflow hole 11 adjacent to the bottom end of the aluminum alloy template 7 by using a sealing nut, then connecting the concrete delivery pump with the pouring hole 10 adjacent to the top end of the aluminum alloy template 7 until concrete flows out of the other grout overflow hole 11, and after the concrete is poured to be compact, pulling out the delivery pipe, and plugging the pouring hole and the grout overflow hole adjacent to the top end of the aluminum alloy template 7 by using the sealing nut;
(5) and after the initial setting and curing of the concrete 12 are completed, removing the two aluminum alloy templates 7 until the final setting and curing of the concrete 12 are completed, and forming the filler wall structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A cast-in-place heat preservation integrated construction method for a filler wall is characterized by comprising the following steps: the method comprises the following steps:
(1) according to the axis positioning, two rows of U-shaped angle plates are fixed on the ground and the top plate, the distance between the two rows of U-shaped angle plates is the thickness of the prefabricated heat preservation plate, the two rows of U-shaped angle plates correspond to each other one by one, the U-shaped notches of the two rows of U-shaped angle plates on the ground face upwards, and the U-shaped notches of the two rows of U-shaped angle plates on the top plate face downwards;
(2) fixing the prefabricated heat-insulation plate between an upper row of U-shaped angle plates and a lower row of U-shaped angle plates, installing a plurality of supporting and positioning cushion blocks on the left side surface and the right side surface of the prefabricated heat-insulation plate, and supporting and positioning two reinforcing mesh sheets on the left side and the right side of the prefabricated heat-insulation plate through the plurality of supporting and positioning cushion blocks respectively;
(3) assembling and shaping aluminum alloy templates on the outer sides of the two rows of U-shaped angle plates, reserving two pouring holes and two slurry overflowing holes on the aluminum alloy templates, wherein the two pouring holes are adjacent to one end of the aluminum alloy templates, the two slurry overflowing holes are adjacent to the other end of the aluminum alloy templates, the two pouring holes on the aluminum alloy templates are positioned on a vertical line, the two pouring holes are respectively adjacent to the top end and the bottom end of the aluminum alloy templates, and the two slurry overflowing holes are positioned on a vertical line and are consistent with the horizontal heights of the two pouring holes;
(4) firstly, connecting a concrete delivery pump at a pouring hole adjacent to the bottom end of the aluminum alloy template, pumping concrete into a closed space between the aluminum alloy template and the prefabricated heat-insulation plate until concrete flows out of one grout overflow hole at the same height as the pouring hole, pulling out the delivery pipe, plugging the pouring hole and the grout overflow hole adjacent to the bottom end of the aluminum alloy template by using a sealing nut, then connecting the concrete delivery pump with the pouring hole adjacent to the top end of the aluminum alloy template until concrete flows out of the other grout overflow hole, and after the concrete is poured compactly, pulling out the delivery pipe, and plugging the pouring hole and the grout overflow hole adjacent to the top end of the aluminum alloy template by using the sealing nut;
(5) and after the initial setting and curing of the concrete are finished, removing the two aluminum alloy templates until the final setting and curing of the concrete are finished, and forming the filler wall structure.
2. The cast-in-place heat preservation integrated construction method for the filler wall as claimed in claim 1, characterized in that: in the two rows of U-shaped angle plates, the distance between two adjacent U-shaped angle plates of each row of U-shaped angle plates is 1-1.2 m.
3. The cast-in-place heat preservation integrated construction method for the filler wall as claimed in claim 1, characterized in that: the distance between two rows of U-shaped angle plates is 4mm in addition to the thickness of the prefabricated heat-insulation plate, so that a gap of 2mm is reserved between the prefabricated heat-insulation plate and each row of U-shaped angle plates.
4. The cast-in-place heat preservation integrated construction method for the filler wall as claimed in claim 1, characterized in that: the plurality of supporting and positioning cushion blocks are arranged on the left side surface and the right side surface of the prefabricated heat-insulation plate in a matrix manner.
5. The cast-in-place heat preservation integrated construction method for the filler wall as claimed in claim 1, characterized in that: the supporting and positioning cushion block is of a cylindrical block structure, the inner end of the supporting and positioning cushion block is installed on the left side surface or the right side surface of the prefabricated heat-insulation board, a cross positioning clamping groove is formed in the outer end of the supporting and positioning cushion block, and the positioning clamps at the cross parts of the transverse and longitudinal steel bars of the steel bar net piece are arranged in the positioning clamping grooves of the supporting and positioning cushion block.
6. The cast-in-place heat preservation integrated construction method for the filler wall as claimed in claim 1, characterized in that: when the aluminum alloy templates are assembled and shaped, a counter-pull screw rod is arranged between the two aluminum alloy templates, and the aluminum alloy templates are fixed and straightened by an inclined strut support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111565794.2A CN114319631A (en) | 2021-12-20 | 2021-12-20 | Cast-in-place heat preservation integrated construction method for filler wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111565794.2A CN114319631A (en) | 2021-12-20 | 2021-12-20 | Cast-in-place heat preservation integrated construction method for filler wall |
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| CN114319631A true CN114319631A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111565794.2A Pending CN114319631A (en) | 2021-12-20 | 2021-12-20 | Cast-in-place heat preservation integrated construction method for filler wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876094A (en) * | 2022-05-30 | 2022-08-09 | 中建科技有限公司华东分公司 | Efficient heat-insulation integrated prefabricated wallboard system without cold and hot bridges and installation method |
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| CN213539363U (en) * | 2020-05-06 | 2021-06-25 | 甘肃第三建设集团公司 | Fixing clamp for mounting double-layer wall board |
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2021
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203867011U (en) * | 2014-05-14 | 2014-10-08 | 江苏建筑职业技术学院 | Integrated lightweight wall for cast-in-situ construction |
| CN203905223U (en) * | 2014-06-27 | 2014-10-29 | 成都深蓝高新技术发展有限公司 | Concrete sandwich heat insulation composite wall |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114876094A (en) * | 2022-05-30 | 2022-08-09 | 中建科技有限公司华东分公司 | Efficient heat-insulation integrated prefabricated wallboard system without cold and hot bridges and installation method |
| CN114876094B (en) * | 2022-05-30 | 2024-01-23 | 中建科技集团有限公司 | Efficient heat-preservation integrated prefabricated wallboard system without cold and hot bridge and installation method |
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