CN112575730A - High-strength comprehensive function breakwater with breakwater core prepared from urban waste soil resources - Google Patents
High-strength comprehensive function breakwater with breakwater core prepared from urban waste soil resources Download PDFInfo
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- CN112575730A CN112575730A CN202011361007.8A CN202011361007A CN112575730A CN 112575730 A CN112575730 A CN 112575730A CN 202011361007 A CN202011361007 A CN 202011361007A CN 112575730 A CN112575730 A CN 112575730A
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- breakwater
- reinforced concrete
- core
- waste soil
- urban waste
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- 239000002689 soil Substances 0.000 title claims abstract description 78
- 239000002699 waste material Substances 0.000 title claims abstract description 43
- 239000004568 cement Substances 0.000 claims abstract description 31
- 238000010276 construction Methods 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000011150 reinforced concrete Substances 0.000 claims description 31
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 7
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims 1
- 239000011435 rock Substances 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000009545 invasion Effects 0.000 abstract description 2
- 239000004576 sand Substances 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract 3
- 239000000463 material Substances 0.000 description 8
- 238000005056 compaction Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000004035 construction material Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 235000002639 sodium chloride Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Revetment (AREA)
Abstract
The invention provides a high-strength wave-proof dike with a dike core prepared from urban waste soil resources, which has the advantages of stable water area, wave invasion prevention, sand prevention and flow prevention. The scheme effectively recycles and utilizes waste soil resources constructed in cities around seaports and river ports; the prepared self-compacting cement soil has high strength, strong deformation resistance, excellent impermeability, convenient construction, good engineering applicability such as self-tightness and the like, and can provide excellent soil foundation and foundation bearing capacity for construction of the functional area of the upper wharf.
Description
Technical Field
The invention belongs to the technical field of recycling and reusing urban waste soil resources and the technical field of applying the waste soil resources to breakwater engineering and bank protection engineering, and particularly relates to a high-strength comprehensive function breakwater with a breakwater core prepared from the urban waste soil resources.
Background
The city of China is being constructed in large scale, and various engineering waste soils, such as excavation soil in underground engineering, excavation soil in road engineering and the like, are inevitably produced in the city construction. The waste soil with good engineering property can be used by transferring to other engineering after being stacked and stored. The treatment of the engineering waste soil is effectively converted into renewable resources for utilization, and is also an important link for sustainable development of the engineering construction in China. A plurality of ocean ports and river ports in China have larger potential construction requirements of breakwater engineering and revetment engineering, and meanwhile, the harbor cities and the harbor cities of the harbors and the surrounding areas are all economically developed areas, so that a large amount of waste soil generated by the infrastructure construction of the great-rise cities provides wide soil sources for the breakwater engineering and the revetment engineering.
Disclosure of Invention
The invention provides a high-strength and comprehensive-function breakwater with a breakwater core prepared from urban waste soil resources, which can effectively recycle a large amount of engineering waste soil in the cities of river harbors and the periphery, and self-compacting cement soil formed by uniformly mixing a curing agent and a water machine by utilizing the urban waste soil resources according to a certain proportion has high strength, good impermeability, convenient construction, good engineering indexes and characteristics such as self-tightness and the like. The mixed self-compacting soil cement is used for the high-strength wave bank with comprehensive functions, and the self-compacting soil cement and the reinforced concrete caisson can be matched with each other well in strength, rigidity, stability and impermeability, and can simultaneously have comprehensive functions of stabilizing a water area, preventing wave invasion, preventing sand and flow, serving as a wharf at the inner side and the like. Can greatly reduce the cost of construction materials and achieve the comprehensive benefits of environmental protection, technical economy, safety, reasonability and the like.
In order to achieve the purpose, the invention adopts the technical scheme that:
the high-strength comprehensive function breakwater with the breakwater core prepared from urban waste soil resources comprises a riprap foundation bed, at least one reinforced concrete caisson and the breakwater core, wherein the reinforced concrete caisson is arranged at the upper end of the riprap foundation bed at intervals, a wharf functional area is arranged at the upper part of the reinforced concrete caisson to form a closed box structure, the breakwater core is poured inside the reinforced concrete caisson, the breakwater core is self-compacting cement soil prepared from the urban waste soil resources, and an anti-seepage film is arranged on the contact end face of the reinforced concrete caisson and the self-compacting cement soil.
Further, the dike core is formed by mixing 1: 10 proportion of curing agent and water, and fully stirring by a machine to prepare the self-compacting cement soil.
Furthermore, the side wall of the reinforced concrete caisson is vertically arranged at the upper end of the riprap foundation bed and used for supporting and fixing the wharf functional area.
Furthermore, the number of the intervals and the cross section area of the reinforced concrete caissons can be adjusted according to the width requirement of the breakwater required by the construction and operation load of the wharf functional area at the upper part.
Furthermore, one end of the riprap foundation bed, which is close to a water source, is provided with a bottom protection block stone.
Further, the anti-permeation film is a high-density polyethylene anti-permeation film.
Compared with the prior art, the invention has the beneficial effects that:
1. a large amount of urban construction waste soil resources are fully and effectively recycled, the waste earthwork amount is large, the waste soil materials required for preparing the self-compacting cement soil are sufficient, and the construction material cost is effectively saved; the urban waste soil resource is changed into a resource which can be effectively utilized, and the comprehensive benefits of environmental protection, technical economy, safety, reasonability and the like are achieved.
2. As an ideal material for foundation treatment, the self-compacting cement soil has good engineering indexes of high strength, excellent impermeability, convenient construction, self-compacting and the like. The invention selects the self-compaction cement soil formed by mixing the urban waste soil with a certain proportion of curing agent and water and fully and mechanically stirring as the breakwater core, and the self-compaction cement soil can provide higher strength, rigidity and stability by the synergistic action with the reinforced concrete caisson.
3. The waste soil, the curing agent and the water can be flexibly adjusted according to the actual construction requirements of the engineering to change the engineering characteristics and indexes of the self-compacting cement soil dike core. Meanwhile, the material of the breakwater is sufficient, the structure is simple, the principle is simple and clear, and the spacing number of the reinforced concrete caissons can be flexibly adjusted according to the specific construction and use requirements of the upper functional area structure which is also used as a wharf, so that the width and the plane size of the whole breakwater can be adjusted.
4. The invention has simple structure, simple logic, convenient construction, low cost and good economic benefit and engineering application prospect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partially enlarged view of the structure of the present invention;
FIG. 3 is a schematic diagram of a wharf port level arrangement;
in the figure: 1. the self-compaction cement soil dike core, 2, a reinforced concrete caisson, 3, a bottom protection block stone, 4, a wharf functional area, 5, an anti-seepage membrane, 6 and a riprap foundation bed.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term "in the specification of the present invention is for the purpose of describing the particular embodiments herein and is not intended to be limiting, and the use of the term" and/or "herein includes any and all combinations of one or more of the associated listed items and the use of the terms" vertical, "horizontal," "left," "right," and the like are used for purposes of illustration only.
The application of urban waste soil resources in the breakwater is characterized in that urban waste soil is screened by using a vibrating screen and then is input into a stirring system, a full-automatic slurry mixing system in a stirring device prepares curing agent slurry according to a designed mixing ratio, the curing agent slurry is automatically and accurately injected, the curing agent slurry is stirred at a high speed and is injected into a stirring bin according to a set injection amount, the stirring system adopts a bidirectional forced stirring device to mix the cement soil, and then the cement soil can be transported by a loader and used for the breakwater engineering.
In the embodiment, referring to fig. 1-3, a high-strength wave bank with comprehensive functions and a bank core prepared from urban waste soil resources comprises a riprap foundation bed 6, at least one reinforced concrete caisson 2 and a bank core 1, wherein the reinforced concrete caisson 2 is arranged at the upper end of the riprap foundation bed 6 at intervals, a wharf functional area 4 is arranged at the upper part of the reinforced concrete caisson 2 to form a closed box structure, the bank core 1 is poured inside the reinforced concrete caisson 2, the bank core 1 is self-compacting cement soil prepared from urban waste soil resources, an anti-seepage film 5 is arranged on the contact end surface of the reinforced concrete caisson 2 and the self-compacting cement soil, and a bottom protection block 3 is arranged at one end of the riprap foundation bed 6 close to a water source.
The dike core 1 is a reinforcing material which is formed by mixing a certain proportion of a curing agent and water into urban waste soil resources with good engineering properties and is sufficiently mixed by a special machine and has certain fluidity, and the urban waste soil resources are various engineering waste soils which are difficult to avoid in urban engineering construction, such as excavation soils in underground engineering, excavation soils in road engineering and the like. In the scheme, the dike core 1 is prepared by doping 1 in the recycled urban waste soil: 10 proportion of curing agent and water, and fully stirring by a machine to prepare the self-compacting cement soil. The self-compacting cement soil has good engineering indexes of high strength, excellent anti-permeability performance, convenient construction, self-compacting and the like, and can provide higher strength, rigidity and stability under the synergistic action with the reinforced concrete caisson.
It should be noted that the side wall of the reinforced concrete caisson 2 is vertically arranged at the upper end of the riprap foundation bed 6, and is used for supporting and fixing the wharf functional area 4; the number of the intervals and the cross-sectional area of the reinforced concrete caissons 2 can be adjusted according to the width requirement of the breakwater required by the construction and operation load of the wharf functional area 4 at the upper part.
It should be noted that the impermeable membrane 5 refers to a commercially available membrane material with poor water impermeability or water permeability for engineering construction, and a high density polyethylene impermeable membrane is selected in the scheme. The anti-seepage film 5 is required to have higher stability, can effectively prevent the sea salt from corroding and damaging the self-compacting cement soil, can be provided with a plurality of anti-seepage films 5 for the sake of insurance so as to ensure that the self-compacting cement soil can be isolated from seawater and fully exert good engineering properties of the self-compacting cement soil, provides the integral strength, rigidity and stability of the breakwater together with the reinforced concrete caisson 2, and provides sufficient foundation bearing capacity and stability for the construction and the use of the functional area 4 of the wharf of the upper structure.
The construction sequence of the invention is as follows: firstly, laying a riprap foundation bed and bottom protection block stones at the bottom of the breakwater, and erecting a formwork on the riprap foundation bed to pour reinforced concrete caissons, wherein the number of the caissons at intervals is determined according to design and use requirements. And spraying or paving a plurality of waterproof membrane materials after the reinforced concrete caisson is poured and molded, filling the mixed self-compacting cement soil dike core, and finally completing the construction of the functional area structure of the wharf at the upper part.
The invention has the advantages that: a large amount of urban construction waste soil resources are fully and effectively recycled, the waste earthwork amount is large, the waste soil materials required for preparing the self-compacting cement soil are sufficient, and the construction material cost is effectively saved; the urban waste soil resource is changed into a resource which can be effectively utilized, so that the comprehensive benefits of environmental protection, technical economy, safety, reasonability and the like are achieved; as an ideal material for foundation treatment, the self-compacting cement soil has good engineering indexes of high strength, excellent impermeability, convenient construction, self-compacting and the like; according to the invention, self-compaction cement soil formed by mixing urban waste soil with a certain proportion of curing agent and water and fully and mechanically stirring is used as a breakwater core, and the self-compaction cement soil and a reinforced concrete caisson have synergistic effect to provide higher strength, rigidity and stability; the waste soil, the curing agent and the water can be flexibly adjusted according to the actual construction requirements of the engineering to change the engineering characteristics and indexes of the self-compacting cement soil dike core. Meanwhile, as the material of the breakwater is sufficient, the structure is simple and the principle is simple, the spacing number of the reinforced concrete caissons can be flexibly adjusted according to the specific construction and use requirements of the upper functional area structure which is also used as a wharf, so that the width and the plane size of the whole breakwater can be adjusted; the invention has simple structure, simple logic, convenient construction, low cost and good economic benefit and engineering application prospect.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (6)
1. The high-strength comprehensive function breakwater with the breakwater core prepared from urban waste soil resources comprises a riprap foundation bed (6), at least one reinforced concrete caisson (2) and a breakwater core (1), wherein the reinforced concrete caisson (2) is arranged at the upper end of the riprap foundation bed (6) at intervals, and is characterized in that a wharf functional area (4) is arranged at the upper part of the reinforced concrete caisson (2) to form a closed box structure, the breakwater core (1) is poured inside the reinforced concrete caisson (2), the breakwater core (1) is self-compacting cement soil prepared from the urban waste soil resources, and an anti-seepage film (5) is arranged on the contact end face of the reinforced concrete caisson (2) and the self-compacting cement soil.
2. The high-strength all-purpose breakwater using the urban waste soil resources to prepare the breakwater according to claim 1, wherein the breakwater core (1) is formed by mixing 1: 10 proportion of curing agent and water, and fully stirring by a machine to prepare the self-compacting cement soil.
3. The high-strength all-purpose breakwater using urban waste soil resources for preparation of a breakwater core according to claim 1, wherein the side walls of the reinforced concrete caisson (2) are vertically provided at the upper end of the riprap foundation bed (6) for supporting and fixing the quay functional block (4).
4. The high-strength all-purpose breakwater using urban waste soil resources for preparing a breakwater core according to claim 3, wherein the number of the intervals and the sectional area of the reinforced concrete caissons (2) can be adjusted according to the width of the breakwater required by the construction and operation loads of the upper wharf functional zone (4).
5. The high-strength multifunctional breakwater with the embankment core made of urban waste soil resources as claimed in claim 1, wherein one end of the riprap foundation bed (6) close to a water source is provided with bottom-protecting rock blocks.
6. The high-strength multifunctional breakwater with the embankment core made of urban waste soil resources according to claim 1, wherein the impermeable membrane (5) is a high-density polyethylene impermeable membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011361007.8A CN112575730A (en) | 2020-11-27 | 2020-11-27 | High-strength comprehensive function breakwater with breakwater core prepared from urban waste soil resources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011361007.8A CN112575730A (en) | 2020-11-27 | 2020-11-27 | High-strength comprehensive function breakwater with breakwater core prepared from urban waste soil resources |
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| Publication Number | Publication Date |
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| CN112575730A true CN112575730A (en) | 2021-03-30 |
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| CN202011361007.8A Pending CN112575730A (en) | 2020-11-27 | 2020-11-27 | High-strength comprehensive function breakwater with breakwater core prepared from urban waste soil resources |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117646434A (en) * | 2024-01-30 | 2024-03-05 | 中交第一航务工程局有限公司 | Immersed tube tunnel construction method for penetrating through breakwater downwards |
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2020
- 2020-11-27 CN CN202011361007.8A patent/CN112575730A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117646434A (en) * | 2024-01-30 | 2024-03-05 | 中交第一航务工程局有限公司 | Immersed tube tunnel construction method for penetrating through breakwater downwards |
| CN117646434B (en) * | 2024-01-30 | 2024-04-12 | 中交第一航务工程局有限公司 | Immersed tube tunnel construction method for penetrating through breakwater downwards |
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