CN113279394A - Cylinder formwork-free pouring concrete structure and method - Google Patents
Cylinder formwork-free pouring concrete structure and method Download PDFInfo
- Publication number
- CN113279394A CN113279394A CN202011610574.2A CN202011610574A CN113279394A CN 113279394 A CN113279394 A CN 113279394A CN 202011610574 A CN202011610574 A CN 202011610574A CN 113279394 A CN113279394 A CN 113279394A
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- layer
- cylinder
- reinforcement cage
- corrugated pipe
- concrete
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000002787 reinforcement Effects 0.000 claims abstract description 39
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 238000010276 construction Methods 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 230000001680 brushing effect Effects 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 229920002545 silicone oil Polymers 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 239000006082 mold release agent Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 7
- 239000002023 wood Substances 0.000 abstract description 6
- 238000009412 basement excavation Methods 0.000 abstract description 3
- 239000002689 soil Substances 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 44
- 239000000463 material Substances 0.000 description 5
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000009415 formwork Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
- E02D5/385—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with removal of the outer mould-pipes
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- 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)
- General Engineering & Computer Science (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a cylinder formwork-free concrete pouring structure and a method, wherein the cylinder formwork-free concrete pouring structure comprises a concrete layer, a reinforcement cage layer and a corrugated pipe layer, wherein the reinforcement cage layer is in a hollow cylinder shape, the corrugated pipe layer is sleeved outside the reinforcement cage layer, and the concrete layer is filled in the reinforcement cage layer; the method comprises the steps of S1, surveying and paying off and earth excavation; s2, binding a reinforcement cage; s3, supporting a corrugated pipe; s4, supporting a protective sleeve; s5, pouring concrete, and pouring concrete in the reinforcement cage; s6, removing the pile casing and backfilling earthwork; the invention provides a cylindrical formwork-free pouring concrete structure and a cylindrical formwork-free pouring concrete method, which are used for recycling waste materials, saving the wood input and avoiding damage to soil layers.
Description
Technical Field
The invention relates to the technical field of concrete structures, in particular to a cylinder formwork-free concrete pouring structure and a method.
Background
During construction of cylindrical foundations such as street lamps and name plate signs in gardens, the common method in the prior art is as follows: and supporting by adopting a wood template, and then pouring concrete. The method requires a large number of wood templates, and the time, labor and material costs are high. And the wood template has larger excavation area, and is easy to damage the original backfill soil.
When the corrugated pipe is constructed in a garden, a plurality of waste corrugated pipes are easy to generate. In the prior art, these waste corrugated pipes are typically discarded.
In summary, the prior art still lacks a formwork-free pouring concrete structure and method which saves materials and manpower, is more environment-friendly and economical.
Disclosure of Invention
The embodiment of the invention provides a cylinder formwork-free concrete pouring structure and a method, waste materials are reused, the wood input amount is saved, and the soil layer is prevented from being damaged.
To achieve the purpose, the embodiment of the invention provides the following technical scheme:
the invention provides a cylindrical formwork-free pouring concrete structure which comprises a concrete layer, a steel reinforcement cage layer and a corrugated pipe layer, wherein the steel reinforcement cage layer is hollow and cylindrical, the corrugated pipe layer is sleeved on the outer side of the steel reinforcement cage layer, and the concrete layer fills the interior of the steel reinforcement cage layer.
Preferably, the corrugated pipe structure further comprises a cylinder protection layer, and the cylinder protection layer is sleeved on the outer side of the corrugated pipe layer.
Preferably, a release agent is arranged on the inner wall of the cylinder protecting layer; further preferably, the release agent comprises silicone oil, polyethylene glycol and low molecular weight polyethylene. The release agent is used for preventing the corrugated pipe from being broken to prevent the protective sleeve from being pulled out.
Preferably, the cylinder protecting layer is made of steel.
Preferably, the steel bar reinforcement cage further comprises a cushion block layer, wherein the cushion block layer is arranged between the steel bar reinforcement cage layer and the corrugated pipe layer; further preferably, the cushion block layer is a plastic cushion block protected by steel bars.
In a second aspect of the present invention, there is provided a construction method for a cylinder formwork-free pouring concrete structure, including the following steps:
s1, measuring and paying off and excavating earthwork;
s2, binding a reinforcement cage;
s3, erecting a corrugated pipe, cutting the corrugated pipe to a corresponding size according to the size requirement of the concrete column on the design drawing, and placing the corrugated pipe on the outer side of the reinforcement cage;
s4, erecting a protective cylinder, and erecting the protective cylinder on the outer side of the corrugated pipe;
s5, pouring concrete; pouring concrete in the reinforcement cage
And S6, removing the protecting cylinder and backfilling earthwork, and removing the steel protecting cylinder after the strength of the concrete is achieved. And then carrying out earthwork backfilling to finish the concrete column pouring.
Preferably, step S3 further includes placing a spacer between the reinforcement cage and the corrugated tube.
Preferably, step S4 further includes brushing a release agent inside the casing.
Preferably, the corrugated pipe is a waste corrugated pipe produced in the construction process.
Compared with the prior art, the invention has the beneficial effects and remarkable progresses that: the invention provides a cylinder formwork-free concrete pouring structure and a method, the method is used for concrete column construction, the operation is simple, on-site waste materials can be reasonably utilized, the investment of wood formwork erection is reduced, and the time, labor cost and damage to the land which are spent on formwork erection by battens are saved. The method has great positive effects on project cost saving and construction period.
Drawings
To more clearly illustrate the technical solution of the present invention, the drawings used for the embodiments of the present invention will be briefly described below.
It should be apparent that the drawings in the following description are only drawings of some embodiments of the invention, and that other drawings can be obtained by those skilled in the art without inventive exercise, and the other drawings also belong to the drawings required by the embodiments of the invention.
Fig. 1 is a schematic perspective view of a cylindrical formwork-free cast concrete structure according to an embodiment of the present invention;
fig. 2 is a top view of a cylindrical form-free cast concrete structure according to an embodiment of the present invention;
fig. 3 is a flowchart of a construction method for a cylinder formwork-free casting concrete structure according to an embodiment of the present invention;
reference numerals: 1. the steel reinforcement cage comprises a cylinder protection layer, 2 a corrugated pipe layer, 3 a steel reinforcement cage layer, 4 and a concrete layer.
Detailed Description
In order to make the objects, technical solutions, advantageous effects and significant progress of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below with reference to the drawings provided in the embodiments of the present invention.
It is to be understood that all of the described embodiments are merely some, and not all, embodiments of the invention; 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.
It should be noted that the terms "first", "second", and "third" (if present) and the like in the description and claims of the present invention and the accompanying drawings of the embodiments of the present invention are used only for distinguishing different objects and not for describing a particular order. Furthermore, the terms "comprises" and any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
It is to be understood that:
in the description of the embodiments of the present invention, the terms "upper", "lower", "top", "bottom", and other indicative orientations or positions are only used for describing the orientations or positional relationships based on the embodiments of the present invention and are used for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the devices or elements described must have a specific orientation, a specific orientation configuration and operation, and therefore, the present invention should not be construed as being limited thereto.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be understood broadly, and for example, may be fixedly connected, detachably connected, movably connected, or integrated; either directly or indirectly through intervening media, intangible signal, or even optical, communication between two elements, or an interaction between two elements, unless expressly limited otherwise.
The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It should be further noted that the following embodiments may be combined with each other, and the same or similar concepts or processes may not be repeated in some embodiments.
The technical means of the present invention will be described in detail below with specific examples.
As shown in fig. 1 and 2, a formwork-free cylinder cast concrete structure is shown, which comprises a cylinder protecting layer 1, a corrugated pipe layer 2, a steel reinforcement cage layer 3 and a concrete layer 4, wherein the steel reinforcement cage layer 3 is a hollow cylinder, the corrugated pipe layer 2 is sleeved on the outer side of the steel reinforcement cage layer 3, and the concrete layer 4 is filled in the steel reinforcement cage layer 3. The protective cylinder layer 1 is sleeved outside the corrugated pipe layer 2.
In this embodiment, the inner wall of the casing layer 1 is provided with a release agent. The release agent is polyethylene glycol.
In the present embodiment, the casing layer 1 is made of steel.
In this embodiment, the steel reinforcement cage further includes a cushion block layer not shown in the figure, and the cushion block layer is disposed between the steel reinforcement cage layer 3 and the corrugated pipe layer 2. The cushion block layer is made of plastic.
In the embodiment, the reinforcement cage layer 3 is designed into a cylinder with an inner diameter of 30cm and a height of 3m according to the drawing.
In this embodiment, the corrugated pipe layer 2 is a waste corrugated pipe constructed in situ.
As shown in fig. 3, a construction method of a cylinder formwork-free pouring concrete structure is shown. The method comprises the following steps:
1. and (5) measuring and paying off and earth excavation. And according to a construction drawing, measuring and paying off the concrete column to be poured on site by using a total station, and excavating the earth after releasing the position of the foundation pit.
2. And (5) binding a reinforcement cage. And (5) carrying out secondary paying-off, rechecking the position of the concrete column and binding a reinforcement cage.
3. The corrugated pipe is supported. According to the concrete column size requirement on the design drawing, the corrugated pipe is cut into a corresponding size and placed outside the reinforcement cage, and a reinforcement protective layer plastic cushion block is placed between the reinforcement cage and the corrugated pipe.
4. And the steel protecting cylinder is supported. In order to prevent the corrugated pipe from being damaged by the lateral pressure, so that the concrete column fails to be poured, a layer of steel protecting cylinder is arranged on the outer side of the corrugated pipe, and the size of the steel protecting cylinder is suitable for just putting down the corrugated pipe. In order to prevent the steel protective cylinder from being pulled out due to the rupture of the corrugated pipe, a release agent is brushed in the steel protective cylinder when the steel protective cylinder is erected.
5. And (5) pouring concrete. And after the process is finished, performing on-site concrete pouring, and vibrating when pouring.
6. Removing the steel casing and backfilling earthwork. And after the strength of the concrete is achieved, removing the steel casing. And then carrying out earthwork backfilling to finish the concrete column pouring.
In conclusion, the construction method provided by the invention is simple to operate, saves materials and hardly damages the land.
During the description of the above description:
the description of the terms "this embodiment," "an embodiment of the present invention," "as shown at … …," "further improved technical solution," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention; in this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example, and the particular features, structures, materials, or characteristics described, etc., may be combined or brought together in any suitable manner in any one or more embodiments or examples; moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined or combined by one of ordinary skill in the art without creating inconsistencies.
Finally, it should be noted that:
the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same;
although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes and modifications may be made, and equivalents may be substituted for elements thereof without departing from the scope of the embodiments of the present invention.
Claims (9)
1. The utility model provides a formwork-free concreting structure of cylinder, its characterized in that includes concrete layer, steel reinforcement cage layer, bellows layer, the steel reinforcement cage layer is inside hollow cylindricly, the bellows layer cover is located the steel reinforcement cage layer outside, concrete layer fill in the inside on steel reinforcement cage layer.
2. The cylinder formwork-free pouring concrete structure as claimed in claim 1, further comprising a cylinder protecting layer, wherein the cylinder protecting layer is sleeved outside the corrugated pipe layer.
3. The cylinder formwork-free pouring concrete structure as claimed in claim 2, wherein the inner wall of the cylinder protecting layer is provided with a release agent.
4. A cylinder formwork-free cast concrete structure according to claim 3, wherein the release agent comprises silicone oil, polyethylene glycol, low molecular weight polyethylene.
5. The cylinder formwork-free cast concrete structure according to claim 2, wherein the cylinder protecting layer is made of steel.
6. The cylinder formwork-free cast concrete structure as claimed in claim 1, further comprising a cushion layer, wherein the cushion layer is disposed between the reinforcement cage layer and the corrugated pipe layer.
7. A construction method for a cylinder formwork-free pouring concrete structure is characterized by comprising the following steps:
s1, measuring and paying off and excavating earthwork;
s2, binding a reinforcement cage;
s3, erecting a corrugated pipe, cutting the corrugated pipe into a corresponding size according to the size requirement of the concrete column on the design drawing, and placing the corrugated pipe outside the reinforcement cage;
s4, erecting a protective cylinder, and erecting the protective cylinder on the outer side of the corrugated pipe;
s5, pouring concrete, and pouring concrete in the reinforcement cage;
and S6, removing the protecting cylinder and backfilling earthwork, removing the steel protecting cylinder after the strength of the concrete is achieved, and then backfilling the earthwork to finish the concrete column pouring.
8. The method of claim 7, wherein the step S3 further comprises placing a spacer between the reinforcement cage and the corrugated pipe.
9. The method for constructing a cylinder formwork-free cast concrete structure according to claim 7, wherein the step S4 further comprises brushing a mold release agent in the pile casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011610574.2A CN113279394A (en) | 2020-12-30 | 2020-12-30 | Cylinder formwork-free pouring concrete structure and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011610574.2A CN113279394A (en) | 2020-12-30 | 2020-12-30 | Cylinder formwork-free pouring concrete structure and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113279394A true CN113279394A (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011610574.2A Pending CN113279394A (en) | 2020-12-30 | 2020-12-30 | Cylinder formwork-free pouring concrete structure and method |
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| CN (1) | CN113279394A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10317374A (en) * | 1997-05-19 | 1998-12-02 | Ohbayashi Corp | Method for constructing underground column made of reinforced concrete |
| CN103603495A (en) * | 2013-11-07 | 2014-02-26 | 中煤建筑安装工程集团有限公司 | Cylinder construction method |
| CN103924737A (en) * | 2014-04-12 | 2014-07-16 | 北京工业大学 | Reinforced concrete columns with unbonded end parts and unequal strength |
| CN104264659A (en) * | 2014-10-15 | 2015-01-07 | 金陵科技学院 | Prefabricated hollow uplift pile and preparation method thereof |
| CN104480929A (en) * | 2014-10-17 | 2015-04-01 | 中建四局第六建筑工程有限公司 | Pile and wall integrated construction method for applying occlusive pile into permanent basement external wall |
| CN106223354A (en) * | 2016-08-18 | 2016-12-14 | 上海建工七建集团有限公司 | The construction method of shallow foundation stay in place form |
| CN106760502A (en) * | 2016-11-14 | 2017-05-31 | 太原理工大学 | Shear wall end cylinder construction method |
| CN110042844A (en) * | 2019-04-09 | 2019-07-23 | 中铁时代建筑设计院有限公司 | A kind of construction method of cast-in-place major diameter foundation pit support pipe pile |
| CN111851478A (en) * | 2020-07-13 | 2020-10-30 | 深圳市工勘岩土集团有限公司 | Pile-forming construction method for light corrugated steel pile casing isolation non-filling karst cave filling pile |
-
2020
- 2020-12-30 CN CN202011610574.2A patent/CN113279394A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10317374A (en) * | 1997-05-19 | 1998-12-02 | Ohbayashi Corp | Method for constructing underground column made of reinforced concrete |
| CN103603495A (en) * | 2013-11-07 | 2014-02-26 | 中煤建筑安装工程集团有限公司 | Cylinder construction method |
| CN103924737A (en) * | 2014-04-12 | 2014-07-16 | 北京工业大学 | Reinforced concrete columns with unbonded end parts and unequal strength |
| CN104264659A (en) * | 2014-10-15 | 2015-01-07 | 金陵科技学院 | Prefabricated hollow uplift pile and preparation method thereof |
| CN104480929A (en) * | 2014-10-17 | 2015-04-01 | 中建四局第六建筑工程有限公司 | Pile and wall integrated construction method for applying occlusive pile into permanent basement external wall |
| CN106223354A (en) * | 2016-08-18 | 2016-12-14 | 上海建工七建集团有限公司 | The construction method of shallow foundation stay in place form |
| CN106760502A (en) * | 2016-11-14 | 2017-05-31 | 太原理工大学 | Shear wall end cylinder construction method |
| CN110042844A (en) * | 2019-04-09 | 2019-07-23 | 中铁时代建筑设计院有限公司 | A kind of construction method of cast-in-place major diameter foundation pit support pipe pile |
| CN111851478A (en) * | 2020-07-13 | 2020-10-30 | 深圳市工勘岩土集团有限公司 | Pile-forming construction method for light corrugated steel pile casing isolation non-filling karst cave filling pile |
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