CN106400832B - A kind of construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation - Google Patents
A kind of construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation Download PDFInfo
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- CN106400832B CN106400832B CN201611073523.4A CN201611073523A CN106400832B CN 106400832 B CN106400832 B CN 106400832B CN 201611073523 A CN201611073523 A CN 201611073523A CN 106400832 B CN106400832 B CN 106400832B
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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
- E02D27/44—Foundations for machines, engines or ordnance
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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)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation, including stake cylinder, the stake cylinder is sequentially assembled in an axial direction by multiple tube couplings；The stake cylinder is embedded in foundation pit, and periphery has poured concrete or cement mortar, inside filling spoir, and upper end is equipped with the connector being connect with shaft tower tower leg, and bottom end is equipped with the anchor pole for being anchored at bottom of foundation ditch.A kind of construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation is also disclosed, is included the following steps：Artificial or machinery digs foundation pit；Construction stake bottom anchor pole, tube coupling assembly form stake cylinder, and the connector being connect with tower leg is installed in stake cylinder upper end；Casting concrete or cement mortar between foundation pit side-wall and stake cylinder；With earthen backfill steel cylinder stake hollow parts.Process of the present invention is simple, is convenient for constructing operation, can realize that factory modularization produces, simple for production, high precision machining is easy to assembly, and economic benefit, social benefit are notable, there is preferable promotional value.
Description
Technical field
The present invention relates to Electric Design technical field more particularly to a kind of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation and
Its construction method.
Background technology
Currently, the construction of China's ultra-high-tension power transmission line remains in based on manpower, and the state supplemented by machinery, construction machinery
Change degree is low.Construction equipment is simple, and personnel's operation intensity is big, efficiency is low, dangerous higher.As economic society is fast-developing,
One line construction personnel is in short supply, and labor cost persistently increases, and the form of construction work of manpower-intensive type is unsustainable, with transmission line of electricity
The research of the development of design, overall process mechanized construction is also more and more important.For response State Grid Corporation of China " amphitypy three is new "
Construction requirements, provide one kind can batch production processing, assembled construction, reduce live " wet construction ", realize that environmental protection construction, raising are applied
Work efficiency rate promotes site machineryization construction, reduces labour's input, reduces site safety risk, improve the electric power of construction quality
Pole and tower foundation is a current problem urgently to be resolved hurrily.
Invention content
That one of the objects of the present invention is to provide a kind of processes is simple, convenient for construction, spoir is few and the environment-friendly type of short time limit
Assembled grouting behind shaft or drift lining steel cylinder pile foundation.
For this purpose, it includes stake cylinder that the present invention, which proposes a kind of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation, the stake cylinder by
Multiple tube couplings are sequentially assembled in an axial direction；The stake cylinder is embedded in foundation pit, and periphery has poured concrete or cement mortar, interior
Portion fills spoir, and upper end is equipped with the connector being connect with shaft tower tower leg, and bottom end is equipped with the anchor pole for being anchored at bottom of foundation ditch.
Wherein, two adjacent tube couplings are realized by flange and are connected.
Several stiffeners are welded on the inner wall of each tube coupling.
The connector is pyramid holder；Pyramid holder one end is spirally connected with the stiffener on the tube coupling of stake cylinder top, separately
One end is stretched out outside foundation pit, and is connected with pyramid rack plate, and the pyramid rack plate is equipped with the spiral shell being connect with shaft tower tower leg
Pit.
Wherein, stake cylinder bottom welding steel, and anchor bolt hole is reserved on the steel plate, the anchor pole and the stake cylinder
Bottom steel plate is spirally connected fixation.
Wherein, stake cylinder and connection bolt density are not more than 7850kg/m3, Q235 grades or more.
Wherein, stake cylinder, flange, pyramid holder and connection bolt surface are using spray zinc processing.
Wherein, concrete or cement mortar density are not more than 2450kg/m3, compression strength is not less than C20, in 1% hydrochloric acid
Outside is without dusting and crackle after solution impregnates 120 hours.
Another object of the present invention is to provide a kind of construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation, packets
Include following steps：
1) artificial or machinery digs foundation pit, and clear bottom is levelling；
2) construction stake bottom anchor pole is fixed the tube coupling of bottommost with anchor pole, successively by one by anchor rod anchored in bottom of foundation ditch
Tube coupling forms stake cylinder together by apical grafting above and below flange, and to which stake cylinder to be embedded in foundation pit, stake cylinder and shaft tower tower leg are connected
The connector connect is installed on the tube coupling of top；
3) casting concrete or cement mortar between foundation pit side-wall and stake cylinder；
4) earthen backfill steel cylinder stake hollow parts are used.
The advantageous effect of technical solution of the present invention is：The present invention is assembled in construction by by stake cylinder subsection setup, no
Only process is simple, is convenient for constructing operation, and has saved a large amount of artificial, shortens the construction period；Stake hollow parts backfill a large amount of spoirs, energy
Enough reduce soil erosion；Single stake cylinder unit weight is lighter, can be controlled in 40kg~100kg, is readily transported；Stake cylinder can be in factory
It is prefabricated into various sizes of section and length on demand, realizes that factory modularization production, simple for production, high precision machining, bolt are spelled
Dress, it is easy to assembly；Steel tower is connect with basis by pyramid holder, can flexible modulation basis appear height.Therefore, economic benefit,
Social benefit is notable, there is preferable promotional value.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the sectional view of the line A-A along Fig. 1；
Fig. 3 is the structural schematic diagram of anchor pole in the present invention；
Fig. 4 is the structural schematic diagram of stake cylinder unit connecting flange in the present invention；
Fig. 5 is pyramid rack plate structural schematic diagram in the present invention；
Wherein：1- cylinders；2- concrete or cement mortar；Banket body in 3-；4- anchor poles；5- flanges；6- pyramid top of support
Plate；7- pyramid holders, 8- stiffeners.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
As Figure 1-Figure 5, environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation provided by the present invention, including stake cylinder 1, institute
It is sequentially assembled by 6 sections of tube couplings to state stake cylinder 1；Several stiffeners 8 are also welded on the inner wall of each tube coupling, to increase stake cylinder
Intensity improves bearing capacity；Each adjacent tube coupling is spirally connected fixation by being welded on the flange 5 at both ends；The stake cylinder 1 is embedded in base
In hole, 1 top surface of stake cylinder is substantially concordant with foundation pit opening face；Periphery has poured concrete or cement mortar 2, and inside fills the soil body 3,
Upper end is equipped with the pyramid holder 7 being connect with shaft tower tower leg, and bottom end is equipped with the vertical anchor pole 4 for being anchored at prefabricated bottom of foundation ditch.This reality
It applies in example, stake cylinder 1 and connection bolt density are not more than 7850kg/m3, Q235 grades or more；Stake cylinder 1, flange 5, pyramid holder 7 and
Bolt surface is connected using spray zinc processing；Concrete or 2 density of cement mortar are not more than 2450kg/m3, compression strength is not less than
C20, outside is not less than 60 years without dusting and crackle, service life after 1% hydrochloric acid solution impregnates 120 hours；The body 3 that inside bankets is in
Hard plastic state.
As shown in Figure 1 and Figure 5, in the angle steel and stake cylinder top tube coupling that the bottom of pyramid holder 7 passes through four holder supporting legs
Stiffener be threadedly coupled, top is stretched out outside foundation pit, and by the angle steel of four holder supporting legs and being welded under pyramid rack plate 6
Cross junction steel plate be bolted fixation.
As shown in figures 1 and 3,1 bottom of stake cylinder is welded with steel plate, and the steel plate makes the closing of stake cylinder bottom opening in flat
Bottom Shape reserves anchor bolt through-hole on the steel plate, and 4 one end outer wall of the anchor pole is equipped with connection screw thread, and the anchor pole 4 is upper
It is equipped with limit convex shoulder in connection screw thread bottom end, the anchor pole 4 is installed in anchor bolt hole, and is fastenedly connected by nut.
The concrete construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation of the present invention is as follows：
1) artificial or machinery digs foundation pit, and clear bottom is levelling；
2) tube coupling of bottommost and anchor pole are spirally connected fixation, by anchor rod anchored in bottom of foundation ditch by one by construction stake bottom anchor pole
Section section tube coupling forms stake cylinder together by apical grafting above and below flange, to which stake cylinder is embedded in foundation pit, the tube coupling at the top of stake cylinder
It is upper to weld the connector being connect with shaft tower tower leg；
3) casting concrete or cement mortar between foundation pit side-wall and stake cylinder；
4) earthen backfill steel cylinder stake hollow parts are used.
Herein according to specifically exemplary embodiments describe the present invention.Those skilled in the art is come
It says and is carrying out replacement appropriate without departing from the scope of the invention or changing will be apparent.Exemplary embodiment is only
It is illustrative, rather than limiting the scope of the present invention, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation, which is characterized in that after the environment-friendly type assembled
The construction method of slip casting steel cylinder pile foundation, including stake cylinder (1), the stake cylinder (1) are sequentially assembled in an axial direction by multiple tube couplings；
The stake cylinder (1) is embedded in foundation pit, and periphery has poured concrete or cement mortar (2), inside filling spoir, upper end be equipped with
The connector of shaft tower tower leg connection, bottom end are equipped with the anchor pole (4) for being anchored at bottom of foundation ditch；
Include the following steps：
1) artificial or machinery digs foundation pit, and clear bottom is levelling；
2) construction stake bottom anchor pole is fixed the tube coupling of bottommost with anchor pole, then successively by one by anchor rod anchored in bottom of foundation ditch
Tube coupling forms stake cylinder together by apical grafting above and below flange, and to which stake cylinder to be embedded in foundation pit, stake cylinder and shaft tower tower leg are connected
The connector connect is installed on the tube coupling of top；
3) casting concrete or cement mortar between foundation pit side-wall and stake cylinder；
4) earthen backfill steel cylinder stake hollow parts are used.
2. the construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation according to claim 1, it is characterised in that：Phase
Two adjacent tube couplings are realized by flange (5) and are connected.
3. the construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation according to claim 1 or 2, feature exist
In：Several stiffeners are welded on the inner wall of each tube coupling.
4. the construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation according to claim 3, it is characterised in that：Institute
It is pyramid holder (7) to state connector；Described pyramid holder (7) one end is spirally connected with the stiffener in the tube coupling of stake cylinder top, the other end
It stretches out outside foundation pit, and connects with pyramid rack plate (6), the pyramid rack plate (6) is equipped with to be connect with shaft tower tower leg
Threaded hole.
5. the construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation according to claim 4, it is characterised in that：Institute
Stake cylinder (1) bottom welding steel is stated, and reserves anchor bolt hole on the steel plate, the anchor pole (4) and stake cylinder (1) bottom steel
Plate is spirally connected fixation.
6. the construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation according to claim 5, it is characterised in that：Stake
Cylinder (1) and connection bolt density are not more than 7850kg/m3, Q235 grades or more.
7. the construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation according to claim 6, it is characterised in that：Stake
Cylinder (1), flange (5), pyramid holder (7) and connection bolt surface are using spray zinc processing.
8. the construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation according to claim 1 or 2, feature exist
In：Concrete or cement mortar (3) density are not more than 2450kg/m3, compression strength is not less than C20, in the immersion of 1% hydrochloric acid solution
Outside is without dusting and crackle after 120 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611073523.4A CN106400832B (en) | 2016-11-29 | 2016-11-29 | A kind of construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611073523.4A CN106400832B (en) | 2016-11-29 | 2016-11-29 | A kind of construction method of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation |
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| Publication Number | Publication Date |
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| CN106400832A CN106400832A (en) | 2017-02-15 |
| CN106400832B true CN106400832B (en) | 2018-08-10 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083151A (en) * | 2018-08-15 | 2018-12-25 | 庐江荣睿建设工程有限公司 | A kind of stratum pre-reinforcement processing method of basement construction |
| CN110106910A (en) * | 2019-06-12 | 2019-08-09 | 中国电力工程顾问集团西南电力设计院有限公司 | A kind of major diameter manually digging hole steel-pipe pile for mountain area overhead transmission line |
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|---|---|---|---|---|
| JPH04285211A (en) * | 1991-03-14 | 1992-10-09 | Asahi Chem Ind Co Ltd | Foundation structure of building |
| JP2006328716A (en) * | 2005-05-24 | 2006-12-07 | Shimizu Corp | Structure and method for underpinning of existing structure and method of constructing new structure near existing structure |
| CN101250880A (en) * | 2007-12-19 | 2008-08-27 | 中铁大桥局集团第一工程有限公司 | Method for embedding and fixing steel tube concrete pile and steel tube pile anchor |
| CN204125963U (en) * | 2014-10-11 | 2015-01-28 | 浙江鸿顺实业有限公司 | A kind of communication tower steel pipe pile foundation |
| CN204780979U (en) * | 2015-07-16 | 2015-11-18 | 江苏省邮电规划设计院有限责任公司 | Install steel -pipe pile basis of anti horizontal force of iron tower fast |
| CN204898706U (en) * | 2015-08-14 | 2015-12-23 | 华信咨询设计研究院有限公司 | Steel pipe pile foundation communication tower structure |
| CN206204985U (en) * | 2016-11-29 | 2017-05-31 | 湖南送变电勘察设计咨询有限公司 | A kind of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation |
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2016
- 2016-11-29 CN CN201611073523.4A patent/CN106400832B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04285211A (en) * | 1991-03-14 | 1992-10-09 | Asahi Chem Ind Co Ltd | Foundation structure of building |
| JP2006328716A (en) * | 2005-05-24 | 2006-12-07 | Shimizu Corp | Structure and method for underpinning of existing structure and method of constructing new structure near existing structure |
| CN101250880A (en) * | 2007-12-19 | 2008-08-27 | 中铁大桥局集团第一工程有限公司 | Method for embedding and fixing steel tube concrete pile and steel tube pile anchor |
| CN204125963U (en) * | 2014-10-11 | 2015-01-28 | 浙江鸿顺实业有限公司 | A kind of communication tower steel pipe pile foundation |
| CN204780979U (en) * | 2015-07-16 | 2015-11-18 | 江苏省邮电规划设计院有限责任公司 | Install steel -pipe pile basis of anti horizontal force of iron tower fast |
| CN204898706U (en) * | 2015-08-14 | 2015-12-23 | 华信咨询设计研究院有限公司 | Steel pipe pile foundation communication tower structure |
| CN206204985U (en) * | 2016-11-29 | 2017-05-31 | 湖南送变电勘察设计咨询有限公司 | A kind of environment-friendly type assembled grouting behind shaft or drift lining steel cylinder pile foundation |
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| CN106400832A (en) | 2017-02-15 |
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Address after: 410015 Room 1411, 226 Electricity Building, Labor West Road, Changsha City, Hunan Province Co-patentee after: ECONOMIC TECHNOLOGY RESEARCH INSTITUTE, STATE GRID HUNAN ELECTRIC POWER Co.,Ltd. Patentee after: Hunan Jingyan Electric Power Design Co.,Ltd. Address before: 410015 Room 1411, 226 Electricity Building, Labor West Road, Changsha City, Hunan Province Co-patentee before: ECONOMIC TECHNOLOGY RESEARCH INSTITUTE, STATE GRID HUNAN ELECTRIC POWER Co.,Ltd. Patentee before: HUNAN TRANSMISSION & DISTRIBUTION INVESTIGATION DESIGN AND CONSULTATION Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 410015 room 1411, building 226, labour West Road, Changsha, Hunan Co-patentee after: STATE GRID HUNAN ELECTRIC POWER COMPANY LIMITED ECONOMIC TECHNOLOGY Research Institute Patentee after: Hunan Jingyan Electric Power Design Co.,Ltd. Address before: 410015 room 1411, building 226, labour West Road, Changsha, Hunan Co-patentee before: ECONOMIC TECHNOLOGY RESEARCH INSTITUTE, STATE GRID HUNAN ELECTRIC POWER Co.,Ltd. Patentee before: Hunan Jingyan Electric Power Design Co.,Ltd. |
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Effective date of registration: 20191031 Address after: 410004 No. 398 Xinshao East Road, Tianxin District, Changsha City, Hunan Province Co-patentee after: Hunan Jingyan Electric Power Design Co.,Ltd. Patentee after: STATE GRID HUNAN ELECTRIC POWER Co.,Ltd. Co-patentee after: STATE GRID HUNAN ELECTRIC POWER COMPANY LIMITED ECONOMIC TECHNOLOGY Research Institute Co-patentee after: STATE GRID CORPORATION OF CHINA Address before: 410015 room 1411, building 226, labour West Road, Changsha, Hunan Co-patentee before: STATE GRID HUNAN ELECTRIC POWER COMPANY LIMITED ECONOMIC TECHNOLOGY Research Institute Patentee before: Hunan Jingyan Electric Power Design Co.,Ltd. |
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