CN108589759A - A kind of shaft tower composite foundation - Google Patents
A kind of shaft tower composite foundation Download PDFInfo
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- CN108589759A CN108589759A CN201810461281.9A CN201810461281A CN108589759A CN 108589759 A CN108589759 A CN 108589759A CN 201810461281 A CN201810461281 A CN 201810461281A CN 108589759 A CN108589759 A CN 108589759A
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- cylinder
- composite foundation
- shaft tower
- reinforcing rib
- layer
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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
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- Engineering & Computer Science (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)
- Structural Engineering (AREA)
- Foundations (AREA)
Abstract
The present invention relates to a kind of shaft tower composite foundation, the composite foundation includes：Lower layer's rock stratum section and topsoil interval, the rock stratum section and the soil layer are intersegmental equipped with balance layer；Rock stratum section includes：Formation pore and reinforcing rib；Soil layer section includes：Internal layer cylinder and outer layer cylinder；The reinforcing rib is equipped between internal layer cylinder and outer layer cylinder；The reinforcing rib sequentially passes through the soil layer section and the balance layer and extends in the formation pore.Shaft tower composite foundation provided by the invention, for the geological conditions that Wo Yan, both mountain areas of soil condition under upper earthing are common, by the way that two kinds of different type structures of internal layer cylinder and outer layer cylinder and the reinforcing rib of rock stratum section of soil layer section will be used to organically combine, it is excellent to form a kind of resistance to plucking, antidumping load-carrying properties, base matrix binder is more saved simultaneously and can effectively solve the problems, such as the novel environment-friendly basis of spoir, the geological disaster caused at present by power grid construction, with good economic efficiency and social benefit can be effectively reduced.
Description
Technical field
The present invention relates to the composite foundations in transmission line of electricity foundation field, and in particular to a kind of shaft tower composite foundation.
Background technology
In recent years, with the fast development of China's electricity power engineering construction, power transmission line corridor is more and more rare, thus causes
Environmental problem increasingly obtain the concern of relevant department.Engineering practice in recent years shows：Geological disaster (the slump of electricity power engineering
Stream) mainly with spoil disposal in work progress it is improper and cause traction property landslide based on.
Transmission line tower foundation is primarily subjected to uplift load and horizontal loading.According to form of construction work, electric power line pole tower
Basis is commonly divided into heavy excavation basis and digging foundation.Heavy excavation basis refers to excavating out slightly larger than sole plate size (greatly
In 20cm) foundation pit of size, then support template, lower framework of steel reinforcement and foundation bolt, last casting concrete, wait for that concrete is solidifying
After Gu, the soil body is backfilled, and tamp as required；Digging foundation refers to excavating out and the sizable foundation pit of key dimension, lower reinforcing bar
Cage and foundation bolt, with " soil " Dai Mo, casting concrete eventually forms raw fly ash.In comparison, heavy excavation basis is relatively drawn
It is many less to dig basic evolution amount.However two kinds of pattern bases will produce the spoir not less than basis volume, for certain spies
The spoir amount of high pressure engineering, single base tower position is up to sides up to a hundred.
Invention content
In order to solve the above-mentioned deficiency in the presence of the prior art, the present invention provides a kind of shaft tower composite foundation.
Technical solution provided by the invention is：A kind of shaft tower composite foundation, the composite foundation include：Lower layer's rock stratum section and
Topsoil interval,
The rock stratum section and the soil layer are intersegmental equipped with balance layer；
The rock stratum section includes：Formation pore and the reinforcing rib in the formation pore；
The soil layer section includes：Internal layer cylinder and outer layer cylinder；
It is axially arranged with the reinforcing rib between the internal layer cylinder and the outer layer cylinder；
The reinforcing rib (2) sequentially passes through the soil layer section and the balance layer and extends in the formation pore (1).
Preferably, the balance layer includes：Balance plate and bed course；
The balance plate is equipped with vertical location hole, and the location hole is annularly arranged, interior to be equipped with the reinforcing rib (2).
Preferably, the formation pore is circlewise arranged；
The outside of the reinforcing rib between the internal layer cylinder and the outer layer cylinder is equipped with cage muscle.
Preferably, include set on the internal layer cylinder of the balance layer upper end：Cylinder and be set to the cylinder lower end outside
Support element；
It is filled with backfill in the cylinder, the upper end is equipped with isolation leakage-proof cover；
The support element is made of the fixed link of ring-type arrangement.
Preferably, the angle between the fixed link and the cylinder is 30 °~60 °.
Preferably, it is described isolation leakage-proof cover and Horizon between be equipped with number be at least 4 foundation bolt, the foundation bolt at
Ring-type arrangement.
Preferably, binder is filled in the outer layer cylinder.
Preferably, it is obtained to respectively include following compositions by mass percentage for the reinforcing rib and cage muscle：Carbon 0.23%,
Silicon 0.50%, manganese 1.50%, vanadium 0.13%, phosphorus 0.030%, sulphur 0.020%, nitrogen 0.0090%, remaining is for Fe and unavoidably
Impurity.
Preferably, the internal layer cylinder includes that following compositions by mass percentage are made：C：0.18%, Mn：1.31%,
Si:0.50%, S：0.035%, P：0.035%, Al：0.115%, Nb：0.03%, V：0.08%, Ti：0.02%, Cu：
0.35%, Cr：0.20%, Ni：0.40%, Mo：0.08%, surplus is iron and other impurity elements.
Preferably, the binder includes that the following components counted in parts by weight are made：42.5 Portland cement 650
Part, SiO2Content is 88%, 0.41 μm of average grain diameter, 240 parts of the admixture that 0.6 μm of maximum particle diameter, grain size 1.3mm quartz sand
120 parts of 1120 parts, 60 parts of poly- ethyl hydroxy siloxanes and water.Compared with the immediate prior art, technology provided by the invention
Scheme has the advantages that：
(1) technical solution provided by the invention, for the geology that Wo Yan, both mountain areas of soil condition under upper earthing are common
Condition, two kinds of organic knots of different type structure of reinforcing rib of internal layer cylinder and outer layer cylinder and rock stratum section by the way that soil layer section will be used
It closes, it is excellent to form a kind of resistance to plucking, antidumping load-carrying properties, while more saving base matrix binder and can effectively solve
The novel environment-friendly basis of spoir problem, can effectively reduce the geological disaster caused at present by power grid construction, have good
Economic benefit and social benefit.
(2) technical solution provided by the invention, the fixed link of the support element used and the angle of cylinder is 30 °~60 °, more
Good support secures cylinder.
(3) technical solution provided by the invention, using reinforcing rib and cage muscle, hardness is strong, production cost is low, tensile property
It is good.
(4) technical solution provided by the invention, the binder of use, compressive property are preferable.
Description of the drawings
Fig. 1 is the structural schematic diagram of composite foundation of the present invention；
Fig. 2 is the schematic cross-section of the A-A in Fig. 1；
Fig. 3 is the structural schematic diagram of the shaft tower of the present invention；
Wherein, 1- formation pores；2- reinforcing ribs；2-1- cage muscle；3- balance plates；；4-1- cylinders；4-2- fixed links；4-3- is returned
It bankets；Leakage-proof cover is isolated in 4-4-；5- outer layer cylinders；6- foundation bolts；7- binders；9- shaft towers；9-1- earth wire supports；9-2- last times
Road cross-arm；9-3- hangers；The upper circuit electric clearance circles of 9-4-；9-5 cranks arm in upper circuit；Circuit cross-arm under 9-6-；9-7- hangers；9-
Circuit electric clearance is justified under 8-；Circuit is cranked arm under 9-9-；9-10- tower bodies；The upper tower windows of 9-20-；The last time roads 9-21- conducting wire；9-
Tower window under 30-；The upper circuit lower wires of 9-51-；9-61- road conducting wires next time；Circuit lower wire under 9-91-.
Specific implementation mode
For a better understanding of the present invention, technical scheme of the present invention is described in further details below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 2, shaft tower composite foundation provided by the invention, the composite foundation include：Lower layer's rock stratum section and
Topsoil interval, the rock stratum section and the soil layer are intersegmental equipped with balance layer；The rock stratum section includes：Formation pore 1 and be set to institute
State the reinforcing rib 2 in formation pore 1；The soil layer section includes：Internal layer cylinder and outer layer cylinder 5；The internal layer drum outer wall and the outer layer
It is axially arranged with the reinforcing rib 2 between cylinder inner wall；The reinforcing rib 2 sequentially passes through the soil layer section and the balance layer and extends to
In the formation pore 1；
The balance layer includes：Balance plate 3 and bed course；The balance plate 3 is equipped with vertical location hole, and the location hole is in ring
Shape is arranged, interior to be equipped with the reinforcing rib 2；The cylinder 4-1 of use is stuck in the inner ring of the inner ring location hole of balance plate 3 and is aided with
Support element is reinforced and keeps supporting oneself；The bed course is sandy soil bed course；
The formation pore 1 is circlewise arranged；The reinforcing rib 2 penetrates through the soil layer section and the balance layer and extends successively
In to the formation pore 1；The outside of the reinforcing rib 2 between the internal layer cylinder and the outer layer cylinder 5 is equipped with cage muscle 2-1；
The reinforcing rib 1 and cage muscle 2-1 respectively include following compositions by mass percentage and are made：Carbon 0.23%, silicon 0.50%, manganese
1.50%, vanadium 0.13%, phosphorus 0.030%, sulphur 0.020%, nitrogen 0.0090%, remaining is Fe and inevitable impurity；
The internal layer cylinder set on the balance layer upper end includes：Cylinder 4-1 and set on the cylinder 4-1 lower end outsides
Support element；In the cylinder 4-1 isolation leakage-proof cover 4-4 is equipped with backfill 4-3 fillings, the upper end；The support element is by ring-type
The fixed link 4-2 compositions of arrangement；
Angle between the fixed link 4-2 and the cylinder 4-1 is 30 °~60 °；
The foundation bolt 6 that number is at least 4,6 cyclization of the foundation bolt are equipped between the isolation leakage-proof cover 4-4 and Horizon
Shape is arranged；
Binder 7 is filled in the outer layer cylinder 5；
The internal layer cylinder includes that following compositions by mass percentage are made：C：0.18%, Mn：1.31%, Si:
0.50%, S：0.035%, P：0.035%, Al：0.115%, Nb：0.03%, V：0.08%, Ti：0.02%, Cu：0.35%,
Cr：0.20%, Ni：0.40%, Mo：0.08%, surplus is iron and other impurity elements；
The binder 7 includes that the following components counted in parts by weight are made：42.5 650 parts of Portland cements,
SiO2Content is 88%, 0.41 μm of average grain diameter, 240 parts of the admixture that 0.6 μm of maximum particle diameter, grain size 1.3mm quartz sand
120 parts of 1120 parts, 60 parts of poly- ethyl hydroxy siloxanes and water.
Based on same inventive concept, the present embodiment also provides a kind of shaft tower, including shaft tower 9 and for fixing the shaft tower 9
Shaft tower composite foundation as described above；
As shown in figure 3, the shaft tower 9 includes the upper tower window 9-20 and lower tower window 9-30, lower tower window 9- for having piled up configuration up and down
30 bottoms connect tower body 9-10；It is upper circuit cross-arm 9-2 at the top of upper tower window 9-20, in the upper both sides circuit cross-arm 9-2 lower part connection
Crank arm 9-5 in circuit, and crank arm the lower circuit cross-arm 9-6 of the bottoms 9-5 connection in upper circuit；It is lower circuit cross-arm 9-6 at the top of lower tower window 9-30,
Crank arm 9-5 in the lower circuit both sides cross-arm 9-6 top connection upper circuit, and crank arm 9-9 in lower part connection lower circuit, and lower circuit is cranked arm under 9-9
Intersect and connect the tops tower body 9-10 in portion；The upper both sides circuit cross-arm 9-2 top is connected with earth wire support 9-1.
Also, it can be equipped with hinged joint 9-61 among the lower circuit cross-arm 9-6, can be avoided the formation of using hinged joint super quiet
Determine structure, simplifies the transmission of structural internal force.
Also, last time road conducting wire longitudinally swingable hanger 9-3 is set among upper circuit cross-arm 9-2, passes through upper circuit cross-arm
Longitudinally swingable hanger 9-3 connections last time road conducting wire 9-21, upper circuit are cranked arm 9-5 connection last times for 9-2 and last time road conducting wire
Road lower wire 9-51；Conducting wire longitudinally swingable hanger 9-7 is set on circuit among lower circuit cross-arm 9-6, passes through lower circuit cross-arm
Longitudinally 9-9 connections are cranked arm next time in road conducting wire 9-61, lower circuit next time for swingable hanger 9-7 connections for 9-6 and next time road conducting wire
Road lower wire 9-91.Above-mentioned conductor connecting structure is similar with the prior art, and circuit electric clearance is justified in upper tower window 9-20 satisfactions
The requirement of 9-4, lower tower window 9-30 meet the requirement of lower circuit electric clearance circle 9-8.
It these are only the embodiment of the present invention, be not intended to restrict the invention, it is all in the spirit and principles in the present invention
Within, any modification, equivalent substitution, improvement and etc. done, be all contained in apply pending scope of the presently claimed invention it
It is interior.
Claims (10)
1. a kind of shaft tower composite foundation, the composite foundation include：Lower layer's rock stratum section and topsoil interval, which is characterized in that
The rock stratum section and the soil layer are intersegmental equipped with balance layer；
The rock stratum section includes：Formation pore (1) and the reinforcing rib (2) in the formation pore (1)；
The soil layer section includes：Internal layer cylinder and outer layer cylinder (5)；
The reinforcing rib (2) is axially arranged between the internal layer cylinder and the outer layer cylinder；
The reinforcing rib (2) sequentially passes through the soil layer section and the balance layer and extends in the formation pore (1).
2. a kind of shaft tower composite foundation as described in claim 1, which is characterized in that
The balance layer includes：Balance plate (3) and bed course；
The balance plate (3) is equipped with vertical location hole, and the location hole is annularly arranged, interior to be equipped with the reinforcing rib (2).
3. a kind of shaft tower composite foundation as described in claim 1, which is characterized in that
The formation pore (1) is circlewise arranged；
The outside of the reinforcing rib (2) between the internal layer cylinder and the outer layer cylinder (5) is equipped with cage muscle (2-1).
4. a kind of shaft tower composite foundation as described in claim 1, which is characterized in that
The internal layer cylinder set on the balance layer upper end includes：Cylinder (4-1) and set on the cylinder (4-1) lower end outside
Support element；
The interior backfill of the cylinder (4-1) (4-3) is filled, and the upper end is equipped with isolation leakage-proof cover (4-4)；
The support element is made of the fixed link (4-2) of ring-type arrangement.
5. a kind of shaft tower composite foundation as claimed in claim 4, which is characterized in that
Angle between the fixed link (4-2) and the cylinder (4-1) is 30 °~60 °.
6. a kind of shaft tower composite foundation as claimed in claim 4, which is characterized in that
It is described isolation leakage-proof cover (4-4) between Horizon be equipped with number be at least 4 foundation bolt (6), the foundation bolt (6) at
Ring-type arrangement.
7. a kind of shaft tower composite foundation as described in claim 1, which is characterized in that
Binder (7) is filled in the outer layer cylinder (5).
8. a kind of shaft tower composite foundation as claimed in claim 3, which is characterized in that
The reinforcing rib (1) and cage muscle (2-1) respectively include following compositions by mass percentage and are made：Carbon 0.23%, silicon
0.50%, manganese 1.50%, vanadium 0.13%, phosphorus 0.030%, sulphur 0.020%, nitrogen 0.0090%, remaining is for Fe and inevitably
Impurity.
9. a kind of shaft tower composite foundation as described in claim 1, which is characterized in that
The internal layer cylinder includes that following compositions by mass percentage are made：C：0.18%, Mn：1.31%, Si:0.50%,
S：0.035%, P：0.035%, Al：0.115%, Nb：0.03%, V：0.08%, Ti：0.02%, Cu：0.35%, Cr：
0.20%, Ni：0.40%, Mo：0.08%, surplus is iron and other impurity elements.
10. a kind of shaft tower composite foundation as claimed in claim 7, which is characterized in that
The binder (7) includes that the following components counted in parts by weight are made：42.5 650 parts of Portland cements, SiO2Contain
Amount is 88%, 0.41 μm of average grain diameter, 240 parts of the admixture that 0.6 μm of maximum particle diameter, grain size 1.3mm 1120 parts of quartz sand, poly-
120 parts of 60 parts of ethyl hydroxy siloxanes and water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461281.9A CN108589759A (en) | 2018-05-15 | 2018-05-15 | A kind of shaft tower composite foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461281.9A CN108589759A (en) | 2018-05-15 | 2018-05-15 | A kind of shaft tower composite foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108589759A true CN108589759A (en) | 2018-09-28 |
Family
ID=63631231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810461281.9A Pending CN108589759A (en) | 2018-05-15 | 2018-05-15 | A kind of shaft tower composite foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108589759A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777836A (en) * | 2019-10-31 | 2020-02-11 | 山东建筑大学 | Reinforced concrete plate-anchor rod composite foundation and using method thereof |
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| CN101691760A (en) * | 2009-09-25 | 2010-04-07 | 中国电力科学研究院 | Composite foundation combining anchor rods with excavation and construction method thereof |
| CN201502065U (en) * | 2009-09-25 | 2010-06-09 | 中国电力科学研究院 | Anchor rod joint excavation compound basis |
| CN105155572A (en) * | 2015-10-20 | 2015-12-16 | 中国科学院武汉岩土力学研究所 | Cast-in-place pre-stressed anchor cable draught fan foundation system and construction method thereof |
| CN106836264A (en) * | 2017-01-09 | 2017-06-13 | 国网山东省电力公司烟台供电公司 | A kind of pole and tower foundation construction method |
| CN107288147A (en) * | 2017-08-17 | 2017-10-24 | 河南和德新能源有限公司 | Rock foundation pole and tower foundation construction method |
| CN107964977A (en) * | 2017-11-30 | 2018-04-27 | 中国电力科学研究院有限公司 | The composite foundation and its construction method of a kind of karst landform |
-
2018
- 2018-05-15 CN CN201810461281.9A patent/CN108589759A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691760A (en) * | 2009-09-25 | 2010-04-07 | 中国电力科学研究院 | Composite foundation combining anchor rods with excavation and construction method thereof |
| CN201502065U (en) * | 2009-09-25 | 2010-06-09 | 中国电力科学研究院 | Anchor rod joint excavation compound basis |
| CN105155572A (en) * | 2015-10-20 | 2015-12-16 | 中国科学院武汉岩土力学研究所 | Cast-in-place pre-stressed anchor cable draught fan foundation system and construction method thereof |
| CN106836264A (en) * | 2017-01-09 | 2017-06-13 | 国网山东省电力公司烟台供电公司 | A kind of pole and tower foundation construction method |
| CN107288147A (en) * | 2017-08-17 | 2017-10-24 | 河南和德新能源有限公司 | Rock foundation pole and tower foundation construction method |
| CN107964977A (en) * | 2017-11-30 | 2018-04-27 | 中国电力科学研究院有限公司 | The composite foundation and its construction method of a kind of karst landform |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777836A (en) * | 2019-10-31 | 2020-02-11 | 山东建筑大学 | Reinforced concrete plate-anchor rod composite foundation and using method thereof |
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Application publication date: 20180928 |
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