CN115182374A - Construction method of terrace structure beam plate and terrace structure beam plate - Google Patents
Construction method of terrace structure beam plate and terrace structure beam plate Download PDFInfo
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- CN115182374A CN115182374A CN202210965123.3A CN202210965123A CN115182374A CN 115182374 A CN115182374 A CN 115182374A CN 202210965123 A CN202210965123 A CN 202210965123A CN 115182374 A CN115182374 A CN 115182374A
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- 238000010276 construction Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000009415 formwork Methods 0.000 claims description 6
- 238000007788 roughening Methods 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 241000219000 Populus Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 208000034189 Sclerosis Diseases 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention provides a construction method of a terrace structure beam plate and the terrace structure beam plate, wherein the construction method of the terrace structure beam plate comprises the following steps: building a ground beam template; pouring a ground beam of the terrace structure beam plate; dismantling the ground beam template; backfilling earthwork; and the floor slab is used for pouring the floor structure beam slab. According to the construction method of the terrace structure beam plate, the terrace beam and the terrace plate of the terrace structure beam plate are formed step by adopting a step-by-step method, and the problems of high cost and slow progress of the conventional terrace structure beam plate pouring method are effectively solved by the step-by-step construction method of the terrace structure beam plate.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a construction method of a terrace structure beam plate and the terrace structure beam plate.
Background
With the rapid development of modern building industry, the structural beam slab is still a basic process in concrete engineering and is an important component in the main body of the building structure. Therefore, in recent years, the cast-in-place beam slab construction technology is receiving social attention, and the technical innovation and optimization in the building industry are promoted continuously. In actual construction, a method of firstly backfilling and then reversely excavating and pouring is generally adopted for the floor structural beam plate, and the method is generally used for the floor beam, so that the cost is high, and the progress is slow.
Disclosure of Invention
The invention mainly aims to provide a construction method of a terrace structure beam plate, and aims to solve the problems of high cost, slow construction progress and the like caused by the fact that earth backfilling is completed firstly and then reverse excavation pouring is performed.
The invention provides a construction method of a terrace structure beam plate, which comprises the following steps:
building a ground beam template;
pouring a ground beam of the terrace structure beam plate;
dismantling the ground beam template;
backfilling earthwork; and
and (5) pouring the floor slab of the floor structure beam slab.
Further, in the step of dismantling the floor beam formwork, the strength of the floor beam is greater than or equal to 65%.
Further, in the step of dismantling the ground beam template, the strength of the ground beam is 70% -80%.
Further, in the step of backfilling earthwork, the earthwork is backfilled to a position 90mm-110mm below the elevation of the bottom of the terrace plate, and the backfilling of the earthwork is finished.
Further, in the step of backfilling the earthwork, the earthwork is backfilled to a position 100mm below the elevation of the bottom of the terrace plate, and the earthwork backfilling is completed.
Further, before the step of pouring the floor slab of the floor structure beam slab, the method further comprises the step of chiseling at the joint position of the floor beam and the floor slab.
Further, before the step of pouring the floor slab of the beam slab of the floor structure, the step of arranging a water stop steel plate at the joint of the floor beam and the floor slab is also included; and/or
In the roughening step, the depth of the chisel mark is 5-10mm, the length of the chisel mark is 25-35mm, and the cutting rate is not less than 90%.
Further, the step of pouring the floor slab of the floor structure beam slab comprises the following steps:
arranging a cushion layer on the ground beam;
binding steel bars on the cushion layer; and
and (5) pouring concrete.
Further, in the step of pouring concrete, pouring is carried out according to the sequence of the frame lattices, each frame lattice is firstly poured into a step shape on the ground beam according to the height in a layering mode, when the step shape reaches the bottom position of the floor slab, pouring is continued, and the step shape continuously extends to form the floor slab; wherein, in the process of step-shaped continuous extension, the direction of pouring concrete is opposite to the pouring direction; and/or
The strength of the ground beam is less than 100% when the step of casting concrete is performed.
The invention also provides a terrace structure beam plate, which is manufactured by adopting the construction method of the terrace structure beam plate.
The invention has the following beneficial effects:
in the construction method of the terrace structure beam slab, the ground beam of the terrace structure beam slab is poured firstly, after the ground beam template meets the requirement of form removal, the ground beam template is removed, then earthwork backfilling is carried out, and after the earthwork backfilling is finished, the terrace slab of the terrace structure beam slab is poured. The construction method of the terrace structure beam plate adopts a step-by-step method to form the ground beam and the terrace plate of the terrace structure beam plate step by step, the method for constructing the terrace structure beam plate step by step effectively solves the problems of high cost and slow progress of the conventional terrace structure beam plate pouring method, and the method for constructing the terrace structure beam plate step by step is relatively simpler and is easy to operate by workers.
Drawings
Fig. 1 is a flowchart of a construction method of a terrace structure beam slab according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a ground beam form according to an embodiment of the present invention;
fig. 3 is a flow chart of a floor slab for casting a beam slab of a floor structure according to an embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
As shown in fig. 1, the construction method of the terrace structure beam slab provided by the embodiment includes the following steps:
and step S210, building a ground beam template.
As shown in fig. 2, in this embodiment, the ground beam template includes a poplar board 1, a steel pipe 2, an adjustable support 3 capable of adjusting height in the vertical direction, a steering fastener 4, a right-angle fastener 5, a square timber 6, a plywood 7, and a reserved steel bar 8 (a part of the steel bar of the floor slab) of a cast-in-place slab; the supporting system of the ground beam template is composed of a poplar board 1, a steel pipe 2, an adjustable support 3, a steering fastener 4, a right-angle fastener 5 and square timber 6, and the plywood 7 is a panel system of the ground beam template.
And S220, pouring the ground beam of the ground level structure beam plate.
And step S230, dismantling the ground beam template.
And step S240, backfilling the earthwork.
In this embodiment, in step S240, the step of backfilling the earth includes: and the earthwork is backfilled at all places which need to be backfilled with the terrace plates of the terrace structure beam plates. That is to say, in this embodiment, in the construction process of whole terrace structure beam slab, only need once the step of backfill earthwork, once only can all backfill the earthwork with the region that needs backfill earthwork.
And S250, pouring the floor slab of the floor structure beam slab.
In the construction method of the terrace structure beam plate, the ground beam of the terrace structure beam plate is poured firstly, the ground beam template is dismantled after the ground beam template meets the template removal requirement, then earthwork backfilling is carried out, and the pouring construction of the terrace plate of the terrace structure beam plate is carried out after the earthwork backfilling is finished. The method for constructing the terrace structure beam plate effectively solves the problems of high cost and slow progress of the conventional terrace structure beam plate pouring method, and the method for constructing the terrace structure beam plate step by step is relatively simpler and is easy to operate by workers.
In this embodiment, in the step of removing the floor beam formwork, the strength of the floor beam is 65% or more. Thus, the stability of the ground beam structure can be ensured after the ground beam template is detached. Specifically, in the present embodiment, in the step of removing the floor beam formwork, the strength of the floor beam is 70% to 80%. So, not only can ensure demolising behind the grade beam template, the stability of grade beam structure, the grade beam that does not have the complete sclerosis (do not have completely futilely) in addition does benefit to and follow-up terrace plate sealing connection who pours, can reduce the probability of leaking of terrace plate and grade beam junction, has the effect of leak protection water. Specifically, in the present embodiment, in the step of dismantling the floor beam formwork, the strength of the floor beam is 75%.
In this embodiment, before the step of removing the template of the ground beam, a step of detecting the strength of the ground beam is further included. The strength of the ground beam can be detected by an instrument, or can be empirically determined from the relationship between the hardening strength of the concrete and time.
In the embodiment, in the step of backfilling the earthwork, the earthwork is backfilled to a position 90mm-110mm below the elevation of the bottom of the terrace plate, and the backfilling of the earthwork is finished. So, do benefit to the terrace plate that forms terrace structure beam slab. Specifically, in the present embodiment, in the step of backfilling the earth, the earth is backfilled to a position 100mm below the elevation of the bottom of the terrace plate, and the backfilling of the earth is completed.
In this embodiment, before the step of pouring the floor slab of the floor structure beam slab, a step of roughening the interface position between the floor beam and the floor slab is further included. So, do benefit to grade beam and floor slab sealing connection, can reduce the probability of leaking of floor slab and floor beam junction, have the effect of leak protection water. Specifically, in the present embodiment, in the roughening step, the depth of the chisel mark is 5-10mm, the length of the chisel mark is 25-35mm, and the cutting rate is not less than 90%.
In this embodiment, before the step of pouring the floor slab of the floor structure beam slab, the method further comprises the step of arranging a water stop steel plate at the position where the floor beam is connected with the floor slab. So, can reduce the probability of leaking of terrace plate and grade beam junction, have the effect of leak protection water.
In this embodiment, as shown in fig. 3, the step of pouring the floor slab of the floor structure beam slab includes the following steps:
and step S252, forming a cushion layer on the ground beam.
And step S254, binding steel bars on the cushion layer.
In this embodiment, for guaranteeing the normal installation of the slab reinforcement of floor slab, prop up according to the beam template requirement earlier on the interface of cast-in-place floor slab and ground beam, then beat the aperture according to the interval that the slab reinforcement of floor slab required and wear the slab reinforcement.
And step S256, pouring concrete.
In this embodiment, in the step of pouring concrete, that is, in step S256, the concrete is poured in sequence according to the frame lattices, each frame lattice is first poured into a step shape on the ground beam in layers according to the height, when the step shape reaches the bottom position of the floor slab, the pouring is continued, and the step shape continuously extends to form the floor slab; wherein, in the process of the step-shaped continuous extension, the pouring direction of the concrete is opposite to the pouring direction. So, do benefit to and form the terrace plate.
In the present embodiment, the strength of the floor beam is less than 100% at the time of step S256. The ground beam which is not completely hardened (not completely dried) is beneficial to sealing connection with the terrace plate which is poured subsequently, the water leakage probability of the connection part of the terrace plate and the ground beam can be reduced, and the effect of preventing water leakage is achieved.
The invention also provides a terrace structure beam plate, which is manufactured by adopting the construction method of the terrace structure beam plate.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.
Claims (10)
1. A construction method of a terrace structure beam plate is characterized by comprising the following steps:
building a ground beam template;
pouring a ground beam of the terrace structure beam plate;
dismantling the ground beam template;
backfilling earthwork; and
and (5) pouring the floor slab of the floor structure beam slab.
2. The floor structure beam slab construction method according to claim 1, wherein in the step of dismantling the floor beam formwork, the strength of the floor beam is greater than or equal to 65%.
3. The floor structure beam slab construction method according to claim 2, wherein in the step of removing the floor beam formwork, the strength of the floor beam is 70% -80%.
4. The method for constructing a beam plate of a terrace structure according to claim 1, wherein in the step of backfilling earthwork, the earthwork is backfilled to a position 90mm-110mm below the elevation of the bottom of the terrace plate, and the backfilling of the earthwork is completed.
5. The method for constructing a beam plate of a terrace structure according to claim 4, wherein in the step of backfilling earthwork, the earthwork is backfilled to a position 100mm below the elevation of the bottom of the terrace plate, and the backfilling of the earthwork is completed.
6. The method for constructing a floor structure beam plate of claim 1, further comprising a step of roughening the junction between the floor beam and the floor plate before the step of casting the floor plate of the floor structure beam plate.
7. The construction method of the floor structure beam plate according to claim 6, characterized by further comprising the step of arranging a water stop steel plate at the joint position of the floor beam and the floor plate before the step of pouring the floor plate of the floor structure beam plate; and/or
In the roughening step, the depth of the chisel mark is 5-10mm, the length of the chisel mark is 25-35mm, and the cutting rate is not less than 90%.
8. The floor structure beam plate construction method according to claim 1, wherein the step of pouring the floor plate of the floor structure beam plate comprises the following steps:
arranging a cushion layer on the ground beam;
binding steel bars on the cushion layer; and
and (5) pouring concrete.
9. The method for constructing a beam plate of a terrace structure according to claim 8, wherein in the step of pouring concrete, the concrete is poured in sequence according to the frame lattices, each frame lattice is firstly poured into a step shape on the ground beam according to the height in a layering manner, when the step shape reaches the bottom position of the terrace plate, the pouring is continued, and the step shape continuously extends to form the terrace plate; wherein, in the process of step-shaped continuous extension, the direction of pouring concrete is opposite to the pouring direction; and/or
The strength of the ground beam is less than 100% when the step of casting concrete is performed.
10. A terrace structure beam plate is characterized in that the terrace structure beam plate is manufactured by adopting the construction method of the terrace structure beam plate according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210965123.3A CN115182374A (en) | 2022-08-12 | 2022-08-12 | Construction method of terrace structure beam plate and terrace structure beam plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210965123.3A CN115182374A (en) | 2022-08-12 | 2022-08-12 | Construction method of terrace structure beam plate and terrace structure beam plate |
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| CN115182374A true CN115182374A (en) | 2022-10-14 |
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| CN202210965123.3A Pending CN115182374A (en) | 2022-08-12 | 2022-08-12 | Construction method of terrace structure beam plate and terrace structure beam plate |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001020298A (en) * | 1999-07-02 | 2001-01-23 | Masataka Hanashima | Method for constructing underground structure, constructed structure, and method for producing soil improving material for use therein |
| CN202214982U (en) * | 2011-08-25 | 2012-05-09 | 中国核工业华兴建设有限公司 | One-shot forming ground beam template |
| CN103790176A (en) * | 2014-03-06 | 2014-05-14 | 中国建筑第二工程局有限公司 | Embedded short strut structure and construction method thereof |
| CN108360575A (en) * | 2018-02-27 | 2018-08-03 | 上海绿筑住宅系统科技有限公司 | A kind of construction method of ground |
| CN213572819U (en) * | 2020-08-17 | 2021-06-29 | 江苏筑森建筑设计有限公司 | First floor terrace structure is pour after frame construction reserves reinforcing bar |
| CN114809521A (en) * | 2022-06-15 | 2022-07-29 | 中国建筑西南设计研究院有限公司 | Separated structure terrace and construction method thereof |
-
2022
- 2022-08-12 CN CN202210965123.3A patent/CN115182374A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001020298A (en) * | 1999-07-02 | 2001-01-23 | Masataka Hanashima | Method for constructing underground structure, constructed structure, and method for producing soil improving material for use therein |
| CN202214982U (en) * | 2011-08-25 | 2012-05-09 | 中国核工业华兴建设有限公司 | One-shot forming ground beam template |
| CN103790176A (en) * | 2014-03-06 | 2014-05-14 | 中国建筑第二工程局有限公司 | Embedded short strut structure and construction method thereof |
| CN108360575A (en) * | 2018-02-27 | 2018-08-03 | 上海绿筑住宅系统科技有限公司 | A kind of construction method of ground |
| CN213572819U (en) * | 2020-08-17 | 2021-06-29 | 江苏筑森建筑设计有限公司 | First floor terrace structure is pour after frame construction reserves reinforcing bar |
| CN114809521A (en) * | 2022-06-15 | 2022-07-29 | 中国建筑西南设计研究院有限公司 | Separated structure terrace and construction method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 吴锡桐: "《建设工程施工现场监理人员实用手册》", 31 May 2001, 同济大学出版社, pages: 138 - 139 * |
| 海铁路南站工程建设指挥部: "《上海南站交通枢纽工程建设 第2卷 建设施工与管理》", 28 February 2013, 国防科技大学出版社, pages: 235 * |
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