CN113187232A - Basement outer wall pre-reverse-pulling bent frame single-side formwork erecting system building construction method - Google Patents
Basement outer wall pre-reverse-pulling bent frame single-side formwork erecting system building construction method Download PDFInfo
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- CN113187232A CN113187232A CN202110145752.7A CN202110145752A CN113187232A CN 113187232 A CN113187232 A CN 113187232A CN 202110145752 A CN202110145752 A CN 202110145752A CN 113187232 A CN113187232 A CN 113187232A
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/0007—Base structures; Cellars
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
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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
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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
Abstract
The invention discloses a construction method for erecting a basement outer wall pre-reverse-pulling bent framed bent single-side formwork system in the technical field of constructional engineering, which comprises the following steps: the method comprises the following steps: before the formwork system is erected, the external basement wall steel bars are bound, the external steel bars are fixed through the supporting points, and overturning is prevented, and the formwork system has the beneficial effects that: the hidden danger of basement outer wall leakage can be well eradicated by adopting the invention, the formwork support system can be erected only by adopting a conventional steel pipe fastener, the erection process is convenient to operate, the steel pipe cage is formed by fixing the pre-embedded ground anchor short steel pipe and the cross rod vertical rod, the horizontal cross rods at the bottom and the upper part are reversely pulled by the steel wire rope at intervals, the lateral stress of the formwork support system can be counteracted, and the integral stability of the formwork support system is ensured. The construction process is novel and is worth popularizing.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a construction method for building a basement outer wall pre-reverse-pulling bent single-side formwork system.
Background
Along with the rapid development of the construction industry, super high-rise buildings are different in military and prominent, more and more super high-rise buildings need benefit to underground space continuously, deep foundation pit excavation and foundation pit supporting construction need to be carried out before basement construction, along with the continuous increase of the depth of a foundation pit, the construction difficulty is increased more and more, and the waterproof requirement is higher and higher. The foundation pit often adopts reinforced concrete fender pile and interior supporting beam system to strut, often meet the too near condition of basement outer wall apart from the foundation pit lateral wall after this kind of system construction of strutting, the foundation pit lateral wall is hugged closely even to local outer wall, can't adopt conventional two-sided formwork system when the basement outer wall is pour, generally adopt unilateral formwork system, however most unilateral formwork system is in order to guarantee the overall stability of formwork system, it is fixed with the foundation pit lateral wall to need to set up the wall screw rod of wearing on the template, local seepage can often appear at the screw rod hole position of foundation pit lateral wall after the screw rod is demolishd and lead to the outer wall infiltration, and later stage leaking stoppage is also inconvenient. Therefore, a pre-reverse-pulling bent single-side formwork system for the basement outer wall is developed, a wall-through screw rod is not needed to be arranged in the system, leakage hidden danger is well avoided, the system is fixed and reliable, conventional turnover materials are adopted, economy and environmental protection are achieved, and therefore the construction method for erecting the pre-reverse-pulling bent single-side formwork system for the basement outer wall is provided.
Disclosure of Invention
The invention aims to provide a construction method for erecting a single-side formwork system of a pre-reverse-pulling bent frame of a basement outer wall, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the method for building the formwork system on the single side of the pre-reverse-pulling bent frame of the basement outer wall comprises the following steps:
the method comprises the following steps: before the formwork system is erected, outer basement outer wall steel bars are bound, and the outer steel bars are fixed through fulcrums to prevent overturning;
step two: after the inner steel bars are bound, a single-side formwork system can be erected after the acceptance is qualified;
step three: before the formwork system is erected, a 300 multiplied by 3mm water stop steel plate is arranged at the tail end of the single-side formwork system, namely at the junction of the single-side formwork system and the double-side formwork system, each side is 150mm, and the pouring of an adjacent wall body is prevented from being influenced after the single-side formwork is exploded (because the single-side formwork system is only a local wall body, and other parts with operation spaces still adopt the double-side formwork);
step four: meanwhile, the single-side formwork and the adjacent double-sided formwork are required to be disconnected up and down, and the transverse steel pipes including the reinforced wall body are forbidden to extend into the range of the single-side formwork;
step six: when the formwork supporting system is erected, vertical rods are arranged at intervals of 600mm in the longitudinal direction and the transverse direction of an outer wall, the interval between vertical horizontal cross rods is 1500mm, and the interval between encryption areas is 750 mm;
step seven: installing and fixing an outer wall inner side template, wherein the plate surface adopts a wood-rubber plate, the inner side vertical back ridge adopts 50X 100 wood purlin, the transverse spacing is 200mm, the outer side transverse back ridge adopts double steel pipes for fixing, and the double steel pipe back ridge is connected with the horizontal rod through an adjustable jacking;
step eight: the upper plate surface adopts wood purlin as a secondary ridge in the direction vertical to the outer wall, adopts double steel pipes as a main ridge in the direction parallel to the outer wall, and the double steel pipe main ridge is connected with the vertical rod by adopting an adjustable jacking.
Step nine: the distance between the short steel pipes and the side wall is 1.2m, 2.5m and 3.0m, the short steel pipes are embedded in the basement bottom plate or floor in the longitudinal and transverse directions, the distance is 600mm, the short steel pipes and the long steel pipes are connected into a steel pipe ground cage in the longitudinal and transverse directions, two horizontal cross rods are arranged in the direction perpendicular to the outer wall and are fixedly connected with the short steel pipes, and three horizontal cross rods are arranged in the direction parallel to the outer wall and are fixedly connected with the short steel pipes;
step ten: in order to offset the lateral stress of a single-side formwork system, reverse-pull steel wire ropes are arranged between two horizontal cross rods parallel to the direction of an outer wall and a cross rod on the upper portion of a frame body, the reverse-pull steel wire ropes are arranged at intervals of 600mm in a direction parallel to the direction of the outer wall, one ends of the reverse-pull steel wire ropes are fixed on the horizontal cross rods at the bottom, the other ends of the reverse-pull steel wire ropes are fixed on the horizontal cross rods on the upper portion, and the tightness of the steel wire ropes is adjusted through turn bolts.
Step eleven: vertical cross braces are continuously arranged on the support frame body every five spans by using steel pipes.
Step twelve: drilling holes at the bottom of the lateral formwork of the supporting system every 450mm, embedding phi 16 water stop bolts to help the formwork to resist floating and facilitate formwork erecting of a wall body, and embedding the water stop bolts at the top of the lateral formwork to play a role in fixing the formwork.
Preferably, a back-pull framed bent unilateral formwork structure in advance for basement outer wall, including ground, the fixed surface on ground is connected with the short steel pipe of earth anchor, the fixed surface of the short steel pipe of earth anchor is connected with the pole setting, the fixed surface of pole setting is connected with wire rope, wire rope's one end fixedly connected with turn buckle, the top fixedly connected with upper floor face of pole setting, pre-buried bolt is installed to one side of pole setting, stagnant water steel spanner is installed to one side of pole setting, the fixed surface of pole setting is connected with the steel pipe and supports, a fender pile is installed to one side on ground, the fixed surface of pole setting is connected with wooden plywood, the fixed surface of pole setting is connected with wooden square, the fixed surface of wooden square is connected with two steel pipes, the fixed surface of two steel pipes is connected with the top bracket.
Preferably, every five spans of the steel pipe supports are continuously provided with the cross braces, and the distance between the embedded bolts is set to be 450 mm.
Preferably, the transverse interval of the vertical rod is set to 600mm, and the vertical interval of the short steel pipe of the ground anchor is set to 1500 mm.
Preferably, the size of the water stop steel plate is 300 × 3mm, and each side of the water stop steel plate is 150 mm.
Preferably, the size of the wood plywood is 1830 × 915 × 15mm, the size of the wood purlin is 50 × 100, and the transverse spacing of the wood purlin is set to 200 mm.
Preferably, the vertical spacing of the jacking is set to 750mm, and the horizontal spacing of the jacking is set to 600 mm.
Compared with the prior art, the invention has the beneficial effects that: the hidden danger of basement outer wall leakage can be well eradicated by adopting the invention, the formwork support system can be erected only by adopting a conventional steel pipe fastener, the erection process is convenient to operate, the steel pipe cage is formed by fixing the pre-embedded ground anchor short steel pipe and the cross rod vertical rod, the horizontal cross rods at the bottom and the upper part are reversely pulled by the steel wire rope at intervals, the lateral stress of the formwork support system can be counteracted, and the integral stability of the formwork support system is ensured. The construction process is novel and is worth popularizing.
Drawings
FIG. 1 is a schematic sectional elevation view of the structure of the present invention;
FIG. 2 is a schematic front view of the side form of the exterior wall of the structure of the present invention;
FIG. 3 is a schematic plan view of a single-side formwork system according to the present invention.
In the figure: 1. a ground surface; 2. supporting the steel pipe; 3. embedding bolts in advance; 4. a turn buckle; 5. a wire rope; 6. erecting a rod; 7. a floor surface of an upper floor; 8. a water stop steel plate; 9. supporting piles; 10. wood veneer board; 11. wood purlin; 12. double steel pipes; 13. jacking; 14. the ground anchor is short steel pipe.
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. 1-3, the present invention provides a technical solution: the method for building the formwork system on the single side of the pre-reverse-pulling bent frame of the basement outer wall comprises the following steps:
the method comprises the following steps: before the formwork system is erected, outer basement outer wall steel bars are bound, and the outer steel bars are fixed through fulcrums to prevent overturning;
step two: after the inner steel bars are bound, a single-side formwork system can be erected after the acceptance is qualified;
step three: before the formwork system is erected, a 300 multiplied by 3mm water stop steel plate 8 is arranged at the tail end of the single-side formwork system, namely at the junction of the single-side formwork system and the double-side formwork system, each side is 150mm, and the pouring of an adjacent wall body is prevented from being influenced after the single-side formwork is exploded (because the single-side formwork system is only a local wall body, and the rest parts with operation spaces still adopt the double-side formwork);
step four: meanwhile, the single-side formwork and the adjacent double-sided formwork are required to be disconnected up and down, and the transverse steel pipes including the reinforced wall body are forbidden to extend into the range of the single-side formwork;
step six: when the formwork system is erected, upright posts 6 are arranged at intervals of 600mm in the longitudinal direction and the transverse direction of the outer wall, the interval between vertical horizontal cross rods is 1500mm, and the interval between encryption areas is 750 mm;
step seven: installing and fixing an outer wall inner side template, wherein the plate surface adopts a wood-rubber plate 10, the inner side vertical back ridge adopts 50 x 100 wood purlin 11, the transverse spacing is fixed at 200mm, the outer side transverse back ridge adopts double steel pipes 12 for fixing, and the double steel pipes 12 are connected with the horizontal rods through adjustable jacking 13;
step eight: the upper plate surface adopts wood purlin 11 as a secondary ridge in the direction vertical to the outer wall, adopts double steel pipes 12 as a main ridge in the direction parallel to the outer wall, and the main ridge of the double steel pipes 12 is connected with the vertical upright rod 6 by adopting an adjustable jacking 13.
Step nine: the distance between the short steel pipes and the side wall is 1.2m, 2.5m and 3.0m, the short steel pipes are embedded in the basement bottom plate or floor in the longitudinal and transverse directions, the distance is 600mm, the short steel pipes and the long steel pipes are connected into a steel pipe ground cage in the longitudinal and transverse directions, two horizontal cross rods are arranged in the direction perpendicular to the outer wall and are fixedly connected with the short steel pipes 14, and three horizontal cross rods are arranged in the direction parallel to the outer wall and are fixedly connected with the short steel pipes 14;
step ten: in order to offset the lateral stress of a single-side formwork system, reverse-pull steel wire ropes 5 are arranged between two horizontal cross rods parallel to the direction of an outer wall and a cross rod on the upper portion of a frame body, the reverse-pull steel wire ropes 5 are arranged twice at intervals of 600mm parallel to the direction of the outer wall, one ends of the reverse-pull steel wire ropes 5 are fixed on the horizontal cross rods at the bottom, the other ends of the reverse-pull steel wire ropes are fixed on the horizontal cross rods on the upper portion, and the tightness of the steel wire ropes 5 is adjusted through turn bolts 4.
Step eleven: vertical cross braces are continuously arranged on the support frame body every five spans by using steel pipes.
Step twelve: drilling holes at the bottom of the lateral formwork of the supporting system every 450mm, embedding phi 16 water stop bolts to help the formwork to resist floating and facilitate formwork erecting of a wall body, and embedding the water stop bolts at the top of the lateral formwork to play a role in fixing the formwork.
The pre-reverse-pulling bent single-side formwork structure for the basement outer wall comprises a ground 1, wherein the surface of the ground 1 is fixedly connected with a ground anchor short steel pipe 14, the surface of the ground anchor short steel pipe 14 is fixedly connected with an upright post 6, the surface of the upright post 6 is fixedly connected with a steel wire rope 5, one end of the steel wire rope 5 is fixedly connected with a turn buckle 4, the top end of the upright stanchion 6 is fixedly connected with an upper floor surface 7, one side of the upright stanchion 6 is provided with an embedded bolt 3, one side of the upright stanchion 6 is provided with a water stop steel plate 8, the surface of the upright stanchion 6 is fixedly connected with a steel pipe support 2, one side of the ground 1 is provided with a support pile 9, the surface of the upright post 6 is fixedly connected with a wood plywood 10, the surface of the upright post 6 is fixedly connected with a wood purlin 11, the surface of the wood purlin 11 is fixedly connected with a double steel pipe 12, and the surface of the double steel pipe 12 is fixedly connected with a jacking 13;
every five spans of the steel pipe supports 2 are continuously provided with cross braces, and the distance between the embedded bolts 3 is set to be 450 mm;
the transverse intervals of the vertical rods 6 are set to be 600mm, and the vertical intervals of the ground anchor short steel pipes 14 are set to be 1500 mm;
the size of the water stop steel plate 8 is 300 multiplied by 3mm, and each side is 150 mm;
the size of the wood veneer board 10 is 1830 x 915 x 15mm, the size of the wood purlin 11 is 50 x 100, and the transverse spacing of the wood purlin 11 is set to be 200mm;
the vertical spacing of the jacking 13 is set to 750mm, and the horizontal spacing of the jacking 13 is set to 600 mm.
The first embodiment is as follows: the construction method for erecting the basement outer wall pre-reverse-pulling bent frame single-side formwork system comprises the following steps:
the method comprises the following steps: before the formwork system is erected, outer basement outer wall steel bars are bound, and the outer steel bars are fixed through fulcrums to prevent overturning;
step two: after the inner steel bars are bound, a single-side formwork system can be erected after the acceptance is qualified;
step three: before the formwork system is erected, a 300 multiplied by 3mm water stop steel plate 8 is arranged at the tail end of the single-side formwork system, namely at the junction of the single-side formwork system and the double-side formwork system, each side is 150mm, and the pouring of an adjacent wall body is prevented from being influenced after the single-side formwork is exploded (because the single-side formwork system is only a local wall body, and the rest parts with operation spaces still adopt the double-side formwork);
step four: meanwhile, the single-side formwork and the adjacent double-sided formwork are required to be disconnected up and down, and the transverse steel pipes including the reinforced wall body are forbidden to extend into the range of the single-side formwork;
step six: when the formwork system is erected, upright posts 6 are arranged at intervals of 600mm in the longitudinal direction and the transverse direction of the outer wall, the interval between vertical horizontal cross rods is 1500mm, and the interval between encryption areas is 750 mm;
step seven: installing and fixing an outer wall inner side template, wherein the plate surface adopts a wood-rubber plate 10, the inner side vertical back ridge adopts 50 x 100 wood purlin 11, the transverse spacing is fixed at 200mm, the outer side transverse back ridge adopts double steel pipes 12 for fixing, and the double steel pipes 12 are connected with the horizontal rods through adjustable jacking 13;
step eight: the upper plate surface adopts wood purlin 11 as a secondary ridge in the direction vertical to the outer wall, adopts double steel pipes 12 as a main ridge in the direction parallel to the outer wall, and the main ridge of the double steel pipes 12 is connected with the vertical upright rod 6 by adopting an adjustable jacking 13.
Step nine: the distance between the short steel pipes and the side wall is 1.2m, 2.5m and 3.0m, the short steel pipes are embedded in the basement bottom plate or floor in the longitudinal and transverse directions, the distance is 600mm, the short steel pipes and the long steel pipes are connected into a steel pipe ground cage in the longitudinal and transverse directions, two horizontal cross rods are arranged in the direction perpendicular to the outer wall and are fixedly connected with the short steel pipes 14, and three horizontal cross rods are arranged in the direction parallel to the outer wall and are fixedly connected with the short steel pipes 14;
step ten: in order to offset the lateral stress of a single-side formwork system, reverse-pull steel wire ropes 5 are arranged between two horizontal cross rods parallel to the direction of an outer wall and a cross rod on the upper portion of a frame body, the reverse-pull steel wire ropes 5 are arranged twice at intervals of 600mm parallel to the direction of the outer wall, one ends of the reverse-pull steel wire ropes 5 are fixed on the horizontal cross rods at the bottom, the other ends of the reverse-pull steel wire ropes are fixed on the horizontal cross rods on the upper portion, and the tightness of the steel wire ropes 5 is adjusted through turn bolts 4.
Step eleven: vertical cross braces are continuously arranged on the support frame body every five spans by using steel pipes.
Step twelve: drilling holes at the bottom of the lateral formwork of the supporting system every 450mm, embedding phi 16 water stop bolts to help the formwork to resist floating and facilitate formwork erecting of a wall body, and embedding the water stop bolts at the top of the lateral formwork to play a role in fixing the formwork.
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 (7)
1. A basement exterior wall pre-reverse-pulling bent single-side formwork erecting system erecting construction method is characterized by comprising the following steps: the construction method for erecting the basement outer wall pre-reverse-pulling bent frame single-side formwork system comprises the following steps:
the method comprises the following steps: before the formwork system is erected, outer basement outer wall steel bars are bound, and the outer steel bars are fixed through fulcrums to prevent overturning;
step two: after the inner steel bars are bound, a single-side formwork system can be erected after the acceptance is qualified;
step three: before the formwork system is erected, a 300 multiplied by 3mm water stop steel plate (8) is arranged at the tail end of the single-side formwork system, namely at the junction of the single-side formwork system and the double-side formwork system, each side is 150mm, and the pouring of an adjacent wall body is prevented from being influenced after the single-side formwork is exploded (because the single-side formwork system is only a local wall body, and the rest parts with operation spaces still adopt the double-side formwork);
step four: meanwhile, the single-side formwork and the adjacent double-sided formwork are required to be disconnected up and down, and the transverse steel pipes including the reinforced wall body are forbidden to extend into the range of the single-side formwork;
step six: when the formwork system is erected, upright posts (6) are arranged at intervals of 600mm in the longitudinal direction and the transverse direction of the outer wall, the interval between vertical horizontal cross rods is 1500mm, and the interval between encryption areas is 750 mm;
step seven: installing and fixing an outer wall inner side template, wherein the plate surface adopts a wood-rubber plate (10), the inner side vertical back ridge adopts 50 x 100 wood purlin (11), the transverse spacing is 200mm for fixation, the outer side transverse back ridge adopts a double steel pipe (12) for fixation, and the back ridge of the double steel pipe (12) is connected with the horizontal rod through an adjustable jacking (13);
step eight: the upper plate surface adopts wood purlin (11) as a secondary ridge in the direction vertical to the outer wall, adopts double steel pipes (12) as a main ridge in the direction parallel to the outer wall, and the main ridge of the double steel pipes (12) is connected with the vertical upright rod (6) by adopting an adjustable jacking (13);
step nine: the distance between the short steel pipes and the side wall is 1.2m, 2.5m and 3.0m, the short steel pipes (14) of the ground anchor are embedded in the basement bottom plate or floor in the longitudinal and transverse directions, the distance is 600mm, the short steel pipes and the long steel pipes are connected into a steel pipe ground cage in the longitudinal and transverse directions, two horizontal cross rods are arranged in the direction perpendicular to the outer wall and are fixedly connected with the short steel pipes (14) of the ground anchor, and three horizontal cross rods are arranged in the direction parallel to the outer wall and are fixedly connected with the short steel pipes (14) of the ground anchor;
step ten: in order to offset the lateral stress of a single-side formwork system, reverse-pull steel wire ropes (5) are arranged between two horizontal cross rods parallel to the direction of an outer wall and a cross rod on the upper portion of a frame body, the reverse-pull steel wire ropes (5) are arranged at intervals of 600mm in the direction parallel to the direction of the outer wall, one end of each reverse-pull steel wire rope (5) is fixed on the horizontal cross rod on the bottom, the other end of each reverse-pull steel wire rope is fixed on the horizontal cross rod on the upper portion, and the tightness of each steel wire rope (5) is adjusted through a turn buckle (4);
step eleven: the support frame bodies are continuously provided with vertical cross braces at intervals of five spans by using steel pipes;
step twelve: drilling holes at the bottom of the lateral formwork of the supporting system every 450mm, embedding phi 16 water stop bolts to help the formwork to resist floating and facilitate formwork erecting of a wall body, and embedding the water stop bolts at the top of the lateral formwork to play a role in fixing the formwork.
2. The basement exterior wall pre-reverse-pulling bent frame unilateral formwork erecting system building construction method according to claim 1, characterized in that: the pre-reverse-pulling framed bent single-side formwork structure for the basement outer wall comprises a ground (1), wherein a ground anchor short steel pipe (14) is fixedly connected to the surface of the ground (1), a vertical rod (6) is fixedly connected to the surface of the ground anchor short steel pipe (14), a steel wire rope (5) is fixedly connected to the surface of the vertical rod (6), a turn buckle (4) is fixedly connected to one end of the steel wire rope (5), an upper floor surface (7) is fixedly connected to the top end of the vertical rod (6), a pre-embedded bolt (3) is installed on one side of the vertical rod (6), a water stop steel plate (8) is installed on one side of the vertical rod (6), a steel pipe support (2) is fixedly connected to the surface of the vertical rod (6), a support pile (9) is installed on one side of the ground (1), and a wood rubber plate (10) is fixedly connected to the surface of the vertical rod (6), the surface of the vertical rod (6) is fixedly connected with a wood balk (11), the surface of the wood balk (11) is fixedly connected with a double steel pipe (12), and the surface of the double steel pipe (12) is fixedly connected with a jacking (13).
3. The basement exterior wall pre-reverse-pulling bent frame single-side formwork erecting system building construction method according to the claims 1-2, characterized in that: every five spans of the steel pipe supports (2) are continuously provided with cross braces, and the distance between the embedded bolts (3) is set to be 450 mm.
4. The basement exterior wall pre-reverse-pulling bent frame single-side formwork erecting system building construction method according to the claims 1-2, characterized in that: the horizontal interval of pole setting (6) sets up to 600mm, the vertical interval of short steel pipe of earth anchor (14) sets up to 1500 mm.
5. The basement exterior wall pre-reverse-pulling bent frame single-side formwork erecting system building construction method according to the claims 1-2, characterized in that: the size of the water stop steel plate (8) is 300 multiplied by 3mm, and each side is 150 mm.
6. The basement exterior wall pre-reverse-pulling bent frame single-side formwork erecting system building construction method according to the claims 1-2, characterized in that: the size of the wood plywood (10) is 1830 x 915 x 15mm, the size of the wood purlin (11) is 50 x 100, and the transverse spacing of the wood purlin (11) is set to be 200 mm.
7. The basement exterior wall pre-reverse-pulling bent frame single-side formwork erecting system building construction method according to the claims 1-2, characterized in that: the vertical interval of the jacking (13) is set to 750mm, and the horizontal interval of the jacking (13) is set to 600 mm.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914607A (en) * | 2021-10-21 | 2022-01-11 | 五冶集团上海有限公司 | Method for horizontally supporting shear wall template through disc buckle frame body |
| CN117266243A (en) * | 2023-11-23 | 2023-12-22 | 北京建工集团有限责任公司 | Unilateral formwork construction method for special-shaped cross section well-shaped underground building |
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| CN106245678A (en) * | 2016-08-03 | 2016-12-21 | 陕西建工第建设集团有限公司 | Outer wall of basement single side formwork construction method based on steel pipe truss |
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| CN117266243B (en) * | 2023-11-23 | 2024-03-01 | 北京建工集团有限责任公司 | Unilateral formwork construction method for special-shaped cross section well-shaped underground building |
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