CN201722701U - Infrastructure for muddy soil foundation - Google Patents
Infrastructure for muddy soil foundation Download PDFInfo
- Publication number
- CN201722701U CN201722701U CN2010202256325U CN201020225632U CN201722701U CN 201722701 U CN201722701 U CN 201722701U CN 2010202256325 U CN2010202256325 U CN 2010202256325U CN 201020225632 U CN201020225632 U CN 201020225632U CN 201722701 U CN201722701 U CN 201722701U
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- steel
- foundation structure
- soil base
- coated
- base according
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- 239000002689 soil Substances 0.000 title claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 239000011248 coating agent Substances 0.000 claims description 22
- 238000000576 coating method Methods 0.000 claims description 22
- 239000004593 Epoxy Substances 0.000 claims description 15
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 14
- 239000011701 zinc Substances 0.000 claims description 14
- 229910052725 zinc Inorganic materials 0.000 claims description 14
- 239000010802 sludge Substances 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 229910000870 Weathering steel Inorganic materials 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000002344 surface layer Substances 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000012943 hotmelt Substances 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 230000002421 anti-septic effect Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 210000005069 ears Anatomy 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000003415 peat Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to an infrastructure for a muddy soil foundation. The utility model aims to solve the technical problem by providing the infrastructure for the muddy soil foundation, which has stress compensation property, ecological environmental protection, good antiseptic property and long service life. The original muddy soil structure is not damaged while the use function and the safety requirements for the bearing capacity. The utility model adopts the technical scheme that the infrastructure for the muddy soil foundation is provided with a group of PE pipes arranged horizontally; the infrastructure is characterized in that at least two rolled steel beams mutually parallel and vertical to the PE pipes are laid above the PE pipes, the PE pipes are connected with the rolled steel beams through anchor ears, and a trestle bridge is laid above the rolled steel beams through trestle poles arranged vertically. The infrastructure is mainly applicable to various municipal engineering and civil engineering, in particular to the wetland environment with thicker muddy soil and bad geologic conditions.
Description
Technical field
The utility model relates to a kind of foundation structure that is used for sludge soil base, mainly is applicable to various municipal administrations, urban construction project, is specially adapted to the wetland environment that silt soil is thicker, geological conditions is relatively poor.
Background technology
Along with development economic and society, people more and more pay attention to and ecological harmonious development, be intended to advance wetland resource to incorporate urban development, the urban wetland construction of park of making the ground of townsfolk's ecofallows is healed and is come into one's own, in order not destroy original Wetland ecological environment, the design of urban wetland ecological park construction material and foundation structure comes into one's own gradually.Base form select load (dead load+work lotus), the bearing capacity of foundation slab value that need take all factors into consideration superstructure for use.Totally little at some wooden footway superstructure loads, but engineering place topsoil is a peat soil, bed thickness up 20m, the engineering that geological conditions is relatively poor can be considered to adopt ground processing, shallow foundation, deep foundation or be used in combination according to routine.
The method that is fit to the ground processing of this engineering has displacement, piling prepressing, vacuum preloading etc., those methods need change silt soil soil structure or soil property state, but according to the wetland park designing requirement, engineering design can not destroy original mud library structure, need to keep original wetland state, therefore bed thickness bigger filling soil layer (peat soil) in top layer, place can not carry out the ground processing, can only directly adopt shallow foundation or deep foundation for this reason.
Deep foundation can consider to adopt steel pipe pile, static pressed pile etc., but these foundation construction machinery volumes are big, quality heavy, and the face of land peat soil bearing capacity in place can not satisfy the construction machinery load bearing requirements, and deep foundation can't be implemented.Can only adopt shallow foundation for this reason.
Conventional shallow foundation can not satisfy the lower requirement of this engineering place bearing capacity, needs to consider to adopt PE pipe basis, the steel buoyancy tank basis with stress compensation feature.Steel buoyancy tank underlying price is higher, and is economical inadequately, and acquires a certain degree of difficulty in anticorrosion, construction, after the steel corrosion, and the ecological not enough environmental protection of influence.
Summary of the invention
The technical problems to be solved in the utility model is: the engineering specifications thicker at silt soil, that geological conditions is relatively poor, a kind of foundation structure that is used for sludge soil base that stress compensation characteristic, ecological, environmental protective, antiseptic property are good, the life-span is long that has is provided, when satisfying function of use and bearing capacity safety requirements, do not destroy original mud soil structure.
The technical scheme that the utility model adopted is: the foundation structure that is used for sludge soil base, PE pipe with one group of horizontal arrangement, it is characterized in that: this group PE pipe upper horizontal is laid at least two and is parallel to each other and the steel pressure beam vertical with the PE pipe, described PE pipe is pressed between the beam with steel and is connected by anchor ear, and steel presses the beam top to lay trestle by the pier of vertically arranging.
Described steel is pressed between beam and the pier bearing diagonal is set, and this bearing diagonal and steel press the angle between the beam to spend less than 60.
It is that Q235B, specification are that HW200*204*12*12, length are that the weathering steel of 6m is spliced from beginning to end that described steel presses beam to adopt one group of material, and the distance between adjacent two weathering steels is 10mm.
Be parallel to each other and between two corresponding weathering steels three horizontal bracess be set respectively, wherein two stulls are arranged vertically near pier and with weathering steel, another root stull then is positioned at the middle part and acutangulates layout with weathering steel, and this horizontal braces is connected with the top flange of two weathering steels.
Described PE pipe adopts and strengthens the PE160 type, and diameter is 355mm, wall thickness 32mm, the preceding two ends hot melt sealing of dispatching from the factory.
Described steel presses the derusting grade of beam, anchor ear, pier, bearing diagonal and stull to be Sa2.5, and all makes heat dip zinc treating, and zinc coating thickness is 120 μ m.
Described steel presses the zinc laminar surface of beam to be brushed with the thick coating of 160 μ m, and wherein bottom is coated with epoxy sealing primer 20 μ m, and the intermediate layer is coated with the middle coating of epoxy micaceous iron 1 time, thickness 40 μ m, and surface layer is coated with bituminous epoxy thick-film type coating materials 1 time, thickness 100 μ m.
The zinc laminar surface of described pier, bearing diagonal and stull is brushed with the thick coating of 160 μ m, wherein bottom is coated with epoxy sealing primer 20 μ m, and the intermediate layer is coated with the middle coating of epoxy micaceous iron 1 time, thickness 40 μ m, surface layer is coated with acroleic acid polyurethane thick-film type coating materials 1 time, thickness 100 μ m.
Described steel presses beam to be provided with stiffening rib.
The beneficial effects of the utility model are: the utility model adopts the basis of PE pipe and shaped steel combining form, PE pipe top connects steel by anchor ear and presses beam, basis as the trestle superstructure, not only antiseptic property is good, the life-span is long, cost is low, and function of use and bearing capacity safe requirement have been satisfied, do not destroy original mud soil structure, avoided the destruction of original ecological environment.
Description of drawings
Fig. 1 is a plan view of the present utility model.
Fig. 2 is that the A-A of Fig. 1 is to sectional view.
Fig. 3 is that the B-B of Fig. 1 is to a view.
Fig. 4 is the johning knot composition between each section steel pressure beam in the utility model.
Fig. 5 is the C portion enlarged drawing of Fig. 2.
The specific embodiment
As shown in Figure 1-Figure 3, present embodiment is thicker at the ecological park of Hangzhou Jiang Yangfan silt soil, the characteristics that bearing capacity is lower, design PE pipe+shaped steel combination foundation with stress compensation characteristic, it comprises that the PE pipe 1 of one group of horizontal arrangement (adopts and strengthens the PE160 type, diameter is 355mm, wall thickness 32mm, length is 4.5m, the preceding two ends hot melt that dispatches from the factory seals), this group PE manages two of 1 upper horizontal layings and is parallel to each other, and manage 1 vertical steel pressure beam 2 with PE, one group of material of steel pressure beam 2 employings is Q235B in this example, specification is HW200*204*12*12, length is that the weathering steel of 6m is spliced from beginning to end, and the distance between adjacent two weathering steels is 10mm.All be connected with ten PE pipes 1 by anchor ear 3 on two sections weathering steels of the correspondence that is parallel to each other, steel presses beam 2 tops to lay trestle (in this example by the pier of vertically arranging 4, pier is " door " font and arranges, it highly is 550mm, specification is HN148*100*6*9, operative norm GB/T11263-2005).
In order to increase the intensity of pier 4, improve its stability, to press between beam 2 and the pier 4 at steel bearing diagonal 5 is set, this bearing diagonal 5 and steel press the angle between the beam 2 to spend less than 60.
As shown in Figure 4, in order to prevent the basis displacement that deforms, the globality and the relative position that guarantee two steel pressure beams 2 are accurate, make things convenient for the installation of superstructure, between the two sections weathering steels of correspondence that are parallel to each other, three horizontal bracess 6 (all adopting model is the angle steel of L63*6) are set respectively, wherein two stulls 6 are arranged vertically near pier 4 and with weathering steel, 6 of another root stulls are positioned at the middle part and acutangulate layout with weathering steel, make three stulls 6 form " N " font, during installation, horizontal braces 6 is connected with the top flange of two weathering steels.In addition, when being positioned at that middle root stull 6, need to consider that the bearing with bearing diagonal 5 is staggeredly arranged.
Above-mentioned each steel member (comprising steel pressure beam, anchor ear, pier, bearing diagonal, stull) all adopts the Q235B steel, meets standard GB T700.In order to guarantee the application life of foundation structure, above-mentioned each steel member derusting grade is Sa2.5, and all does heat dip zinc treating, and zinc coating thickness is not less than 120 μ m, and zinc coating thickness is 120 μ m in this example.In addition, for the steel member (comprising pier, bearing diagonal, stull) that is positioned at more than the mud face, also be brushed with the thick coating of 160 μ m at the zinc laminar surface, wherein bottom is coated with epoxy sealing primer 20 μ m, the intermediate layer is coated with the middle coating of epoxy micaceous iron 1 time, thickness 40 μ m, surface layer is coated with acroleic acid polyurethane thick-film type coating materials 1 time, thickness 100 μ m.For the steel member (comprising steel pressure beam) that is positioned at below the mud face, also be brushed with the thick coating of 160 μ m at the zinc laminar surface, wherein bottom is coated with epoxy sealing primer 20 μ m, the intermediate layer is coated with the middle coating of epoxy micaceous iron 1 time, thickness 40 μ m, surface layer is coated with bituminous epoxy thick-film type coating materials 1 time, thickness 100 μ m.Only make rust cleaning and heat dip zinc treating for 3 of anchor ears.
Described steel presses beam 2 to be provided with stiffening rib, to increase the intensity of self.
As shown in Figure 5, trestle comprises three bridges that are parallel to each other 7 that are laid on pier 4 tops in this example, its length direction presses the length direction of beam 2 identical with steel, it is that Q235B, specification are that HN150*75*5*7, length are that the shaped steel of 6m is formed by connecting that described bridge 7 adopts materials, bridge 7 tops are provided with anticorrosion rough ground 8, during installation, bridge deck 9 are layered on anticorrosion rough ground 8 tops, and utilize sunk screw to be fixed to get final product, railing 10 is then installed by side plate in bridge 7 sides.
Claims (9)
1. foundation structure that is used for sludge soil base, PE pipe (1) with one group of horizontal arrangement, it is characterized in that: this group PE pipe (1) upper horizontal is laid at least two and is parallel to each other and the steel pressure beam (2) vertical with PE pipe (1), described PE pipe (1) is pressed between the beam (2) with steel and is connected by anchor ear (3), and steel presses beam (2) top to lay trestle by the pier of vertically arranging (4).
2. the foundation structure that is used for sludge soil base according to claim 1 is characterized in that: described steel is pressed between beam (2) and the pier (4) bearing diagonal (5) is set, and this bearing diagonal (5) and steel press the angle between the beam (2) to spend less than 60.
3. the foundation structure that is used for sludge soil base according to claim 1 and 2, it is characterized in that: it is that Q235B, specification are that HW200*204*12*12, length are that the weathering steel of 6m is spliced from beginning to end that described steel presses beam (2) to adopt one group of material, and the distance between adjacent two weathering steels is 10mm.
4. the foundation structure that is used for sludge soil base according to claim 3, it is characterized in that: being parallel to each other respectively is provided with three horizontal bracess (6) between two corresponding weathering steels, wherein two stulls (6) are arranged vertically near pier (4) and with weathering steel, and another root stull (6) then is positioned at the middle part and acutangulates layout with weathering steel.
5. the foundation structure that is used for sludge soil base according to claim 1 and 2 is characterized in that: described PE pipe (1) adopts and strengthens the PE160 type, and diameter is 355mm, wall thickness 32mm, the preceding two ends hot melt sealing of dispatching from the factory.
6. the foundation structure that is used for sludge soil base according to claim 1 and 2, it is characterized in that: described steel presses the derusting grade of beam (2), anchor ear (3), pier (4), bearing diagonal (5) and stull (6) to be Sa2.5, and all make heat dip zinc treating, zinc coating thickness is 120 μ m.
7. the foundation structure that is used for sludge soil base according to claim 6, it is characterized in that: described steel presses the zinc laminar surface of beam (2) to be brushed with the thick coating of 160 μ m, wherein bottom is coated with epoxy sealing primer 20 μ m, the intermediate layer is coated with the middle coating of epoxy micaceous iron 1 time, thickness 40 μ m, surface layer is coated with bituminous epoxy thick-film type coating materials 1 time, thickness 100 μ m.
8. the foundation structure that is used for sludge soil base according to claim 6, it is characterized in that: the zinc laminar surface of described pier (4), bearing diagonal (5) and stull (6) is brushed with the thick coating of 160 μ m, wherein bottom is coated with epoxy sealing primer 20 μ m, the intermediate layer is coated with the middle coating of epoxy micaceous iron 1 time, thickness 40 μ m, surface layer is coated with acroleic acid polyurethane thick-film type coating materials 1 time, thickness 100 μ m.
9. the foundation structure that is used for sludge soil base according to claim 1 and 2 is characterized in that: described steel presses beam (2) to be provided with stiffening rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202256325U CN201722701U (en) | 2010-06-11 | 2010-06-11 | Infrastructure for muddy soil foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202256325U CN201722701U (en) | 2010-06-11 | 2010-06-11 | Infrastructure for muddy soil foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201722701U true CN201722701U (en) | 2011-01-26 |
Family
ID=43491016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202256325U Expired - Lifetime CN201722701U (en) | 2010-06-11 | 2010-06-11 | Infrastructure for muddy soil foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201722701U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105802493A (en) * | 2016-03-31 | 2016-07-27 | 山东黄金矿业（玲珑）有限公司 | Corrosion control method of galvanized iron piece in sludge |
| CN108797630A (en) * | 2018-06-29 | 2018-11-13 | 广东省水利电力勘测设计研究院 | A kind of muck foundation sluice foundation construction method |
| EP3054066B1 (en) | 2015-02-09 | 2020-09-02 | Cracco S.r.l. | Fence structure |
-
2010
- 2010-06-11 CN CN2010202256325U patent/CN201722701U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3054066B1 (en) | 2015-02-09 | 2020-09-02 | Cracco S.r.l. | Fence structure |
| CN105802493A (en) * | 2016-03-31 | 2016-07-27 | 山东黄金矿业（玲珑）有限公司 | Corrosion control method of galvanized iron piece in sludge |
| CN108797630A (en) * | 2018-06-29 | 2018-11-13 | 广东省水利电力勘测设计研究院 | A kind of muck foundation sluice foundation construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110126 |