CN112609979A - Wall connecting piece erecting method for connecting ultrahigh external frame of external wall - Google Patents
Wall connecting piece erecting method for connecting ultrahigh external frame of external wall Download PDFInfo
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- CN112609979A CN112609979A CN202011505946.5A CN202011505946A CN112609979A CN 112609979 A CN112609979 A CN 112609979A CN 202011505946 A CN202011505946 A CN 202011505946A CN 112609979 A CN112609979 A CN 112609979A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000010276 construction Methods 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 46
- 239000010959 steel Substances 0.000 claims description 46
- 238000009415 formwork Methods 0.000 claims description 24
- 238000005553 drilling Methods 0.000 claims description 3
- 230000006872 improvement Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 230000007306 turnover Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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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
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/046—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on walls
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a wall connecting piece erecting method for connecting an ultrahigh external frame of an external wall, which mainly comprises an independent inner support system, a horizontal fixed connecting device, a vertical fixed connecting device and double-row scaffolds, wherein the double-row scaffolds transmit the load borne by the wall connecting piece to the independent inner support system through the horizontal fixed connecting device, and the inner support system is connected with a concrete plate surface through the vertical fixed connecting device, so that the force is transmitted from the double-row scaffolds to the concrete plate surface, the load of the wall connecting piece is borne by the concrete plate surface, and the inner independent support frame can be flexibly designed according to the field construction environment High efficiency, turnover use, green, energy saving, cost reduction and efficiency improvement.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a method for erecting a wall connecting piece for connecting an ultrahigh external frame of an external wall.
Background
The wall connecting member generally means a member for reinforcing stability of other structures by being connected to a reliable fixing end, and a member for connecting a scaffold body to a building main structure in a construction work, capable of transferring a tensile force and a compressive force. The wall attachment connection realized by the wall connecting piece plays an important role in strengthening the overall stability of the scaffold, improving the stable bearing capacity of the scaffold and avoiding major accidents such as toppling or collapse.
The wall connecting piece connects the scaffold with the building structure engineering to form a support pull rod between the scaffold and the main body, and can be used as a support bearing horizontal force. Has the following meanings:
(1) the scaffold is connected with the building structure engineering, so that the overall stability and the use safety of the scaffold are ensured.
(2) The deformation of the scaffold under the action of vertical load is restrained, the calculation length of the vertical rods is reduced, the transverse rigidity of the scaffold is enhanced, and the inward or outward anti-overturning capability of the scaffold is improved.
(3) Effectively resist the wind load and other horizontal load effects, and transmit to the engineering structure.
(4) The internal force generated by uneven settlement of the foundation is resisted, so that the internal force is redistributed, the concentrated stress in the frame body is reduced, and the local damage of the frame body is avoided.
Generally speaking, when the height of a floor is less than 4m, the spacing between wall connecting pieces can basically meet the construction requirements, but when the height of the floor reaches 8m or above, the spacing between the wall connecting pieces cannot meet the requirements, the wall connecting pieces are not arranged in the height range of the floor, the cantilever height of an outer frame reaches 8m or above, the wall connecting pieces originally designed according to the construction scheme cannot be arranged, so that collapse accidents of the outer frame of a high-formwork floor frequently occur, and serious influence is caused on the society.
Therefore, an efficient and economic technical scheme is urgently needed so as to solve the technical problem that the high formwork floor outer frame wall connecting piece cannot be arranged.
Disclosure of Invention
The invention aims to provide a novel wall connecting piece system for connecting an ultrahigh external frame of an external wall and a construction method thereof, which solve the technical problem that the wall connecting piece of the external frame of a high formwork floor cannot be arranged.
The purpose of the invention can be realized by the following technical scheme: a method for erecting a wall connecting piece for connecting an ultrahigh external frame of an external wall specifically comprises the following steps:
the method comprises the following steps: reserving a sleeve on the floor slab, inserting a screw rod into the sleeve after the floor slab is poured, sequentially sleeving a steel gasket, a steel pipe and the steel gasket on the top surface of the floor slab, and then sequentially screwing two correspondingly arranged nuts; sleeving a steel gasket on the bottom surface of the floor slab, and sequentially screwing two correspondingly arranged nuts; after completion, a fixed connection device, a fixed connection point, is formed on the floor.
Step two: drilling a screw hole on the wall template according to a construction scheme and design requirements, wherein the diameter of the screw hole is equal to the diameter of the screw plus 1.5mm, and embedding a sleeve;
step three: after the wall formwork supporting system is finished (the wall formwork supporting system refers to a supporting frame formed in the previous step and supports the wall formwork), inserting a screw rod into the sleeve, then sequentially sleeving a steel gasket, a steel pipe and the steel gasket at two ends, sequentially screwing two nuts which are correspondingly arranged, and forming a connecting device and two fixed connecting points on the inner side and the outer side of the wall formwork (namely the formwork representing the wall) after the completion;
step four: erecting an inner independent support frame on the cast-in-place floor slab, and connecting the inner independent support frame and the cast-in-place floor slab by adopting a steel pipe and a fastener;
step five, an external frame is erected according to a construction scheme (the construction scheme refers to an overall design scheme, namely specific construction steps, construction sequence and construction method during construction), the external frame wall connecting piece is connected with the steel pipe of the fixed connection point on the outer side of the wall body through a fastener, one end of the internal independent support frame is connected with the steel pipe of the fixed connection point of the floor slab through the fastener, and the other end of the internal independent support frame is connected with the steel pipe of the fixed connection point on the inner side of the wall body through the fastener;
step six, after concrete pouring is finished, plugging the screw hole according to the design and scheme requirements;
a method for erecting a wall connecting piece for connecting an ultrahigh external frame of an external wall mainly comprises an independent inner support system, a connecting device and an external frame, wherein the external frame transmits the load borne by the wall connecting piece to the independent inner support system through the connecting device, and the inner support system is connected with a concrete plate surface, so that the force is transmitted from the external frame to the concrete plate surface.
The inner independent supporting system can be flexibly designed according to the site construction environment, but the requirements of strength, deformation and stability must be met, and the inner independent supporting system cannot be connected with the template bracket (inner frame).
The fastener steel pipe connection should satisfy the construction standard and screw up the moment requirement, and the length that each member end stretches out fastener apron edge should not be less than 100 mm.
The inner independent supporting system can be used as the outer wall formwork support under the condition that the overturning load of the outer wall is considered.
The fixed connection point on the outer side of the wall should be close to the outer frame main node, and the distance deviating from the main node should not be more than 300 mm.
The invention has the beneficial effects that:
(1) the invention can improve the construction safety of the outer frame, reduce the construction cost, further reduce the construction consumption, save energy and protect environment, has simple construction process manufacture, flexible operation, high efficiency, turnover use, green and energy conservation, cost reduction and efficiency improvement, and further solves the technical problem that the high formwork floors can not be provided with the wall connecting piece.
(2) The method can realize one-time pouring of the high formwork floor, avoids the problem that the upper and lower structures are easy to generate cold joints due to sectional pouring in the traditional construction method, particularly on the basement outer wall, the core barrel outer wall and the like, and can simplify the construction process, improve the working efficiency and shorten the construction period by pouring the structural layer once.
(3) The invention has wide application range and high compatibility, the inner independent support system can be designed by designers according to the actual situation on site under the condition of meeting the requirements of strength, deformation and stability, and the inner independent support system can be used as a wall body support structure of an outer wall under the condition of considering the overturning load of the outer wall.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a general plan block diagram of the present invention;
FIG. 2 is a block diagram of the horizontal fixed connection of the present invention;
FIG. 3 is a block diagram of the vertical fixed connection of the present invention;
FIG. 4 is a block diagram of the inner stand alone cradle of the present invention;
fig. 5 is a block diagram of the wall formwork system of the present invention.
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 to 5, the present invention relates to a method for erecting a wall connecting member for connecting an external wall ultrahigh external frame, which specifically comprises the following steps:
the method comprises the following steps: reserving a sleeve 1 on a floor slab, inserting a screw rod 2 into the sleeve 1 after the floor slab is poured, sequentially sleeving a steel gasket 3, a steel pipe 4 and the steel gasket 3 on the top surface of the floor slab, and then sequentially screwing two nuts 6 which are correspondingly arranged; sleeving a steel gasket 3 on the bottom surface of the floor slab, and sequentially screwing two correspondingly arranged nuts 6; after completion, a fixed connection device, a fixed connection point, is formed on the floor.
Step two: drilling a screw hole on the wall template according to a construction scheme and design requirements, wherein the diameter of the screw hole is equal to the diameter of the screw 2 plus 1.5mm, and the sleeve 1 is embedded in advance;
step three: after the wall formwork supporting system is finished (the wall formwork supporting system refers to a supporting frame formed in the previous step and supports the wall formwork), inserting a screw rod 2 into the sleeve, then sequentially sleeving a steel gasket 3, a steel pipe 4 and the steel gasket 3 at two ends, sequentially screwing two nuts 6 which are correspondingly arranged, and forming a connecting device and two fixed connecting points on the inner and outer sides of the wall formwork (namely the formwork representing the wall) after the completion;
step four: an inner independent support frame is erected on the cast-in-place floor slab and is connected by a steel pipe 4 and a fastener 5;
step five, erecting an external frame according to a construction scheme, connecting a wall connecting piece of the external frame with a steel pipe 4 of a fixed connecting point on the outer side of a wall body through a fastener 5, connecting one end of an internal independent support frame with the steel pipe 4 of the fixed connecting point of a floor slab through the fastener 5, and connecting the other end of the internal independent support frame with the steel pipe 4 of the fixed connecting point on the inner side of the wall body through the fastener 5;
step six, after concrete pouring is finished, plugging the screw hole according to the design and scheme requirements;
the independent inner support system is mainly composed of an independent inner support system, a connecting device and an outer frame, the outer frame transmits the load borne by the wall connecting piece to the independent inner support system through the connecting device, and the inner support system is connected with a concrete slab surface, so that the force is transmitted to the concrete slab surface from the outer frame.
The inner independent supporting system can be flexibly designed according to the site construction environment, but the requirements of strength, deformation and stability must be met, and the inner independent supporting system cannot be connected with the inner frame of the formwork support at all.
The fastener steel pipe connection should satisfy the construction standard and screw up the moment requirement, and the length that each member end stretches out fastener apron edge should not be less than 100 mm.
The inner independent supporting system can be used as the outer wall formwork support under the condition that the overturning load of the outer wall is considered.
The fixed connection point on the outer side of the wall should be close to the outer frame main node, the distance deviating from the main node should not be more than 300mm, and the inner upright rod and the outer upright rod need to be connected.
When the invention works, a sleeve 1 is reserved on a floor slab, after the floor slab is poured, a screw rod 2 is inserted into the sleeve 1, a steel gasket 3, a steel pipe 4 and the steel gasket 3 are sequentially sleeved on the top surface of the floor slab, and then two nuts 6 which are correspondingly arranged are sequentially screwed; sleeving a steel gasket 3 on the bottom surface of the floor slab, and sequentially screwing two correspondingly arranged nuts 6; after the completion, a fixed connecting device and a fixed connecting point are formed on the floor; according to a construction scheme and design requirements, a screw hole is drilled on a wall template, the diameter of the screw hole is equal to the diameter of a screw 2 plus 1.5mm, and a sleeve 1 is embedded in advance, wherein the screw hole is a hole corresponding to the screw 2; after the wall formwork supporting system is completed, inserting a screw rod 2 into the sleeve, then sequentially sleeving a steel gasket 3, a steel pipe 4 and the steel gasket 3 at two ends, and sequentially screwing two correspondingly arranged nuts 6, so that a connecting device and two fixed connecting points are formed on the inner side and the outer side of the wall formwork after the completion; an inner independent support frame is erected on the cast-in-place floor slab and is connected by a steel pipe 4 and a fastener 5; an external frame is erected according to a construction scheme, an external frame wall connecting piece is connected with a steel pipe 4 of a fixed connection point on the outer side of a wall body through a fastener 5, one end of an internal independent support frame is connected with the steel pipe 4 of the fixed connection point of a floor slab through the fastener 5, and the other end of the internal independent support frame is connected with the steel pipe 4 of the fixed connection point on the inner side of the wall body through the fastener 5; and after the concrete pouring is finished, plugging the screw hole according to the design and scheme requirements.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (4)
1. A method for erecting a wall connecting piece for connecting an ultrahigh external frame of an external wall is characterized by comprising the following steps:
the method comprises the following steps: the method comprises the steps that a sleeve (1) is reserved on a floor slab, after the floor slab is poured, a screw rod (2) is inserted into the sleeve (1), a steel gasket (3), a steel pipe (4) and the steel gasket (3) are sequentially sleeved on the top surface of the floor slab, and then two nuts (6) which are correspondingly arranged are sequentially screwed; sleeving a steel gasket (3) on the bottom surface of the floor slab, and sequentially screwing two correspondingly arranged nuts (6); after the completion, a fixed connecting device and a fixed connecting point are formed on the floor;
step two: drilling a screw hole on a wall template according to a construction scheme and design requirements, and embedding a sleeve (1);
step three: after the wall formwork supporting system is completed, inserting a screw rod (2) into the sleeve, then sequentially sleeving a steel gasket (3), a steel pipe (4) and the steel gasket (3) at two ends, and sequentially screwing two correspondingly arranged nuts (6), so that a connecting device and two fixed connection points are formed on the inner side and the outer side of the wall formwork after the wall formwork supporting system is completed;
step four: an inner independent support frame is erected on the cast-in-place floor slab and is connected by a steel pipe (4) and a fastener (5);
fifthly, erecting an outer frame according to a construction scheme, connecting a wall connecting piece of the outer frame with a steel pipe (4) of a fixed connection point on the outer side of the wall through a fastener (5), connecting one end of an inner independent support frame with the steel pipe (4) of the fixed connection point of the floor through the fastener (5), and connecting the other end of the inner independent support frame with the steel pipe (4) of the fixed connection point on the inner side of the wall through the fastener (5);
and step six, after concrete pouring is finished, plugging the screw hole according to the design and scheme requirements.
2. The method for erecting the wall connecting piece for the connection of the ultrahigh external frame of the external wall as claimed in claim 1, wherein the end of the screw rod (2) extends out of the edge of the cover plate of the fastener (5) by a length of more than 100 mm.
3. The method for erecting the wall connecting piece for the ultrahigh external frame connection of the external wall as claimed in claim 1, wherein the fixed connection point at the outer side of the wall is positioned at one side of the main node of the external frame.
4. The method for erecting a wall connecting piece for connecting an ultrahigh external frame of an external wall as claimed in claim 1, wherein the diameter of the hole of the screw rod is larger than that of the screw rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011505946.5A CN112609979A (en) | 2020-12-18 | 2020-12-18 | Wall connecting piece erecting method for connecting ultrahigh external frame of external wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011505946.5A CN112609979A (en) | 2020-12-18 | 2020-12-18 | Wall connecting piece erecting method for connecting ultrahigh external frame of external wall |
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| CN112609979A true CN112609979A (en) | 2021-04-06 |
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| CN202011505946.5A Pending CN112609979A (en) | 2020-12-18 | 2020-12-18 | Wall connecting piece erecting method for connecting ultrahigh external frame of external wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482386A (en) * | 2021-06-30 | 2021-10-08 | 上海宝冶集团有限公司 | High-rise sectional type reconstruction construction method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202125061U (en) * | 2011-06-16 | 2012-01-25 | 永升建设集团有限公司 | Scaffold of large-space concrete structure |
| CN104179341A (en) * | 2014-08-25 | 2014-12-03 | 中国十七冶集团有限公司 | Method for mounting combining and positioning devices of cantilever bearing frames |
| CN106150060A (en) * | 2016-08-25 | 2016-11-23 | 上海嘉实（集团）有限公司 | Based on assembled wall-connecting piece exterior wall scaffold system and construction method |
| CN206016230U (en) * | 2016-08-25 | 2017-03-15 | 上海嘉实（集团）有限公司 | It is based on assembled wall-connecting piece exterior wall scaffold system |
-
2020
- 2020-12-18 CN CN202011505946.5A patent/CN112609979A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202125061U (en) * | 2011-06-16 | 2012-01-25 | 永升建设集团有限公司 | Scaffold of large-space concrete structure |
| CN104179341A (en) * | 2014-08-25 | 2014-12-03 | 中国十七冶集团有限公司 | Method for mounting combining and positioning devices of cantilever bearing frames |
| CN106150060A (en) * | 2016-08-25 | 2016-11-23 | 上海嘉实（集团）有限公司 | Based on assembled wall-connecting piece exterior wall scaffold system and construction method |
| CN206016230U (en) * | 2016-08-25 | 2017-03-15 | 上海嘉实（集团）有限公司 | It is based on assembled wall-connecting piece exterior wall scaffold system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482386A (en) * | 2021-06-30 | 2021-10-08 | 上海宝冶集团有限公司 | High-rise sectional type reconstruction construction method |
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Application publication date: 20210406 |
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