CN109594579A - Transmission line tower foundation and its reinforcement means - Google Patents
Transmission line tower foundation and its reinforcement means Download PDFInfo
- Publication number
- CN109594579A CN109594579A CN201810138781.9A CN201810138781A CN109594579A CN 109594579 A CN109594579 A CN 109594579A CN 201810138781 A CN201810138781 A CN 201810138781A CN 109594579 A CN109594579 A CN 109594579A
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- Prior art keywords
- foundation
- column
- transmission line
- tower
- tower foundation
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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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D35/00—Straightening, lifting, or lowering of foundation structures or of constructions erected on foundations
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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)
- Foundations (AREA)
Abstract
The present invention relates to transmission line foundation technical fields, it is a kind of transmission line tower foundation and its reinforcement means, the former include column its, first crossbeam, vertical beam, second cross beam, perpendicular support, bottom plate and foundation bolt, each column for being used to support shaft tower tower leg is fixedly connected to form basic framework by first crossbeam and vertical beam, two second cross beams are respectively symmetrically equipped in the two sides of basic framework, it is connected between two second cross beams of every side by perpendicular support, a bottom plate is equipped with by the connected second cross beam lower end of perpendicular support at every two, the force bearing plate reinforced is equipped between second cross beam and bottom plate, the intersection of each column and bottom plate is equipped with step-like protrusion, each foundation bolt is embedded in bottom plate.Each column for being used to support shaft tower tower leg is connected as one formula structure by first crossbeam and vertical beam by pole and tower foundation of the present invention, and this pole and tower foundation form is not susceptible to differential settlement, the advantage which has structure simple, reliable and stable.
Description
Technical field
It is a kind of transmission line tower foundation and its reinforcement means the present invention relates to transmission line foundation technical field.
Background technique
Electric power line pole tower is the important component of transmission line structure system, and the pole and tower foundation by being embedded in underground is
Electric power line pole tower provides load support.
According to structure type, transmission line of electricity is divided into overhead transmission line and cable run, and overhead transmission line is usually by bar
Tower, conducting wire, insulator, line hardware, bracing wire, pole and tower foundation, earthing or grounding means etc. are constituted, and are set up on ground.It is existing
Pole and tower foundation generally uses independent foundation, and in order to avoid the injury to human body, transmission line of electricity is usually built in the remote or signs of human habitation
Rare area, some transmission lines of electricity are also set up on ruthless area, such as mountain or near coal mine, when transmission line of electricity passes through
When coal mine gob etc. may cause uneven settlement of foundation region, uneven settlement of foundation will cause, so that the tower of shaft tower
Leg sedimentation is uneven, when it is more than to a certain degree that sedimentation is uneven, necessarily causes top tower structure to be destroyed, to influence to transmit electricity
The operational safety of route.
Summary of the invention
The purpose of the present invention is to provide a kind of transmission line tower foundation and its reinforcement means, the tower leg for shaft tower is produced
When raw differential settlement, the adjustable height type pole and tower foundation of top tower structure stability requirement can be expired.
Technical solution of the present invention first is that being realized by following measures: a kind of transmission line tower foundation, including
Column, first crossbeam, vertical beam, second cross beam, perpendicular support, bottom plate and foundation bolt, each column for being used to support shaft tower tower leg pass through
First crossbeam and vertical beam are fixedly connected to form basic framework, are respectively symmetrically equipped with two second cross beams in the two sides of basic framework,
It is connected between two second cross beams of every side by perpendicular support, is equipped at every two by the connected second cross beam lower end of perpendicular support
The intersection of one bottom plate, the force bearing plate equipped with reinforcing between second cross beam and bottom plate, each column and bottom plate is equipped with step
Shape protrusion, each foundation bolt are embedded in bottom plate, are equipped in every second cross beam, force bearing plate and perpendicular support for corresponding lower margin
The through-hole that bolt passes through, the top of each foundation bolt sequentially pass through force bearing plate, second cross beam and the upper corresponding through-hole of perpendicular support
And it is fastened by gasket and nut.
Here is the further optimization and/or improvements to invention technology described above scheme:
Preferably, gasket is cyclic structure horizontal, that upper surface is inclined surface in lower end surface.
Preferably, the principal post is cube structure or cylindrical structure.
Preferably, the column, first crossbeam, vertical beam, second cross beam, perpendicular support are fixed to one structure.
Preferably, the quantity of the column is four, the rectangular distribution of four columns.
Technical solution of the present invention second is that being realized by following measures: a kind of reinforcing of transmission line tower foundation
Method includes reinforcing to pole and tower foundation, brushes and to the paving town of the pole and tower foundation on embedment ground and places obstacles；
The poles foundation reinforcement includes the following steps:
The first step is laid with reinforced network on column, first crossbeam, vertical beam, second cross beam, perpendicular support and plate outer side surface；
Second step is equipped with the fill orifice at transverse and longitudinal interval in grouting template around reinforced network setting grouting template；
Self-compacting concrete is perfused from fill orifice in third step from bottom to top；
4th step after self-compacting concrete condensation and when intensity is more than or equal to 5MPa, removes grouting template；
It is described to brush as the external coating erosion resistant coating after self-compacting concrete is perfused in pole and tower foundation.
Here is the further optimization and/or improvements to invention technology described above scheme:
Preferably, self-compacting concrete includes: II 42.5 cement of P., water, the flyash that volume is 30%, partial size less than 15mm
Coarse aggregate, fine aggregate, granulated blast-furnace slag, mountain flour and additive；The additive include polycarboxylate high performance water-reducing agent,
Tackifier and swelling agent.
Each column for being used to support shaft tower tower leg is connected as one by pole and tower foundation of the present invention by first crossbeam and vertical beam
Formula structure, this pole and tower foundation form is not susceptible to differential settlement, when uneven settlement of foundation, shaft tower base of the invention
Plinth structure can satisfy the stability requirement of top shaft tower completely；The pole and tower foundation has many advantages, such as that structure is simple, reliable and stable.
When uneven settlement of foundation causes pole and tower foundation run-off the straight, by the height of the adjustable pole and tower foundation quadrangle of gasket, make
Column top surface keeps horizontal again, to guarantee the stability requirement of top shaft tower.Transmission line tower foundation provided by the invention
Reinforcement means of checking winds and fixing drifting sand, to basis carry out reinforcing and preservative treatment, improve basis anti-blown sand corrode ability,
The intensity for increasing basis, improves its service life.
Detailed description of the invention
Attached drawing 1 is schematic view of the front view of the invention.
Attached drawing 2 is left view structural representation of the invention.
The mounting structure schematic diagram of the invention of attached drawing 3.
Number in attached drawing is respectively as follows: column, 2- first crossbeam, 3- vertical beam, 4- second cross beam, the perpendicular support of 5-, 6- bottom plate, 7-
Foundation bolt, 8- support shaft tower tower leg, 9- force bearing plate, 10- protrusion, 11- gasket, 12- nut, 13- reinforced network, 14- grouting
Template, 141- fill orifice, 15- self-compacting concrete, 16- erosion resistant coating.
Specific embodiment
The present invention is not limited by the following examples, can determine according to the technique and scheme of the present invention with actual conditions specific
Embodiment.
Below with reference to examples and drawings, the invention will be further described:
As shown in attached drawing 1,2, which includes column 1, first crossbeam 2, vertical beam 3, second cross beam 4, perpendicular support
5, bottom plate 6 and foundation bolt 7, each column 1 for being used to support shaft tower tower leg 8 are fixedly connected to form by first crossbeam 2 and vertical beam 3
Basic framework is respectively symmetrically equipped with two second cross beams 4 in the two sides of basic framework, between two second cross beams 4 of every side
Be connected by perpendicular support 5, be equipped with a bottom plate 6 by connected 4 lower ends of second cross beam of perpendicular support 5 at every two, second cross beam 4 with
The intersection of force bearing plate 9 equipped with reinforcing between bottom plate 6, each column 1 and bottom plate 6 is equipped with step-like raised 10, each lower margin
Bolt 7 is embedded in bottom plate 6, is equipped in every second cross beam 4, force bearing plate 9 and perpendicular support 5 and is worn for corresponding foundation bolt 7
The through-hole crossed, the top of each foundation bolt 7 sequentially passes through force bearing plate 9, corresponding through-hole is simultaneously in second cross beam 4 and perpendicular support 5
It is fastened by gasket 11 and nut 12.
When uneven settlement of foundation causes pole and tower foundation run-off the straight, pass through the adjustable shaft tower base of adjusting gasket 11
The height of plinth quadrangle, being used in each column top surface of support shaft tower tower leg 8, holding is horizontal again, to guarantee the stabilization of top shaft tower
Property require.
The bottom surface of first crossbeam 2, vertical beam 3 and second cross beam 4 is concordant with the bottom surface of column 1, first crossbeam 2,3 and of vertical beam
The top surface of second cross beam 4 is below the top surface of column 1.Pole and tower foundation of the present invention leads to each column 1 for being used to support shaft tower tower leg 8
It crosses first crossbeam 2 and vertical beam 3 is connected as one formula structure, this pole and tower foundation form is not susceptible to differential settlement, works as ground
When differential settlement, pole and tower foundation structure of the invention can satisfy the stability requirement of top shaft tower completely；The pole and tower foundation
Have many advantages, such as that structure is simple, it is reliable and stable.It, can by gasket when uneven settlement of foundation causes pole and tower foundation run-off the straight
To adjust the height of pole and tower foundation quadrangle, making column top surface, holding is horizontal again, to guarantee the stability requirement of top shaft tower.
Above-mentioned transmission line tower foundation can be made further optimization and/or improvements according to actual needs:
As another embodiment, as shown in Fig. 1, gasket 11 is ring horizontal, that upper surface is inclined surface in lower end surface
Shape structure.
The gasket 11 of the pole and tower foundation of initial construction is annular shape, and bottom surface and top surface are horizontal plane；Work as spot
When base differential settlement causes pole and tower foundation to tilt, according to the height that each column settles, then need to carry out foundation bolt 27 tightly
Gu before, new gasket is sheathed on foundation bolt 27, since the gasket 28 ' is in the ring that bottom surface is horizontal plane, top surface is inclined surface
Shape structure (0 ° < θ < 90 ° of angle between the top surface and bottom surface of gasket 28 '), it is possible to meet the top surface of bottom surface and perpendicular support 25
Mutually it is adjacent to, and the axis perpendicular of top surface and foundation bolt 27 adjusted, it is ensured that the fastening of nut and foundation bolt connects
It connects, keeps pole and tower foundation adjusted more safe and reliable.
As another embodiment, as shown in attached drawing 1,2, the principal post 1 is cube structure or cylindrical structure.
As another embodiment, as shown in Fig. 1, the column 1, vertical beam 3, second cross beam 4, is erected first crossbeam 2
Support 5 is fixed to one structure.
As another embodiment, as needed, the quantity of the column 1 is four, 1 rectangular point of four columns
Cloth.
As shown in attached drawing 1,2,3, a kind of reinforcement means of transmission line tower foundation includes reinforcing to pole and tower foundation, applies
Brush and to embedment ground pole and tower foundation paving town and place obstacles；
The poles foundation reinforcement includes the following steps:
The first step is laid with netted match in column 1, first crossbeam 2, vertical beam 3, second cross beam 4, perpendicular support 5 and 6 outer surface of bottom plate
Muscle 13；
Second step is equipped with the fill orifice at transverse and longitudinal interval in grouting template 14 around the reinforced network 13 setting grouting template 14
141；
Self-compacting concrete (15 is perfused from fill orifice 141 in third step from bottom to top；
4th step after the condensation of self-compacting concrete 15 and when intensity is more than or equal to 5MPa, removes grouting template 14；
It is described to brush as the external coating erosion resistant coating 16 after self-compacting concrete 15 is perfused in pole and tower foundation.
As another embodiment, as needed, self-compacting concrete 15 includes: that II 42.5 cement of P., water, volume are
30% coarse aggregate, fine aggregate, granulated blast-furnace slag, mountain flour and the additive of flyash, partial size less than 15mm；The additive
Including polycarboxylate high performance water-reducing agent, tackifier and swelling agent.
The above technical characteristic constitutes highly preferred embodiment of the present invention, with stronger adaptability and best implementation effect
Fruit can increase and decrease non-essential technical characteristic, according to actual needs to meet the needs of different situations.
Claims (7)
1. a kind of transmission line tower foundation, it is characterised in that including column, first crossbeam, vertical beam, second cross beam, perpendicular support, bottom
Plate and foundation bolt, each column for being used to support shaft tower tower leg are fixedly connected to form basic framework by first crossbeam and vertical beam,
Two second cross beams are respectively symmetrically equipped in the two sides of basic framework, are connected between two second cross beams of every side by perpendicular support
It connects, a bottom plate is equipped with by the connected second cross beam lower end of perpendicular support at every two, is equipped with and reinforces between second cross beam and bottom plate
Force bearing plate, the intersection of each column and bottom plate is equipped with step-like protrusion, and each foundation bolt is embedded in bottom plate, every
Be equipped with the through-hole passed through for corresponding foundation bolt in second cross beam, force bearing plate and perpendicular support, the top of each foundation bolt according to
It is secondary to pass through force bearing plate, second cross beam and the upper corresponding through-hole of perpendicular support and fastened by gasket and nut.
2. transmission line tower foundation according to claim 1, it is characterised in that gasket is horizontal, upper end in lower end surface
Face is the cyclic structure of inclined surface.
3. transmission line tower foundation according to claim 2, it is characterised in that the principal post is cube structure or circle
Column structure.
4. transmission line tower foundation according to claim 3, it is characterised in that the column, first crossbeam, vertical beam,
Two crossbeams, perpendicular support are fixed to one structure.
5. transmission line tower foundation according to any one of claims 1 to 4, it is characterised in that the quantity of the column is
Four, the rectangular distribution of four columns.
6. a kind of reinforcement means of transmission line tower foundation, it is characterised in that including reinforcing, the brushing and right to pole and tower foundation
It is embedded to the paving town of the pole and tower foundation on ground and places obstacles；
The poles foundation reinforcement includes the following steps:
The first step is laid with reinforced network on column, first crossbeam, vertical beam, second cross beam, perpendicular support and plate outer side surface；
Second step is equipped with the fill orifice at transverse and longitudinal interval in grouting template around reinforced network setting grouting template；
Self-compacting concrete is perfused from fill orifice in third step from bottom to top；
4th step after self-compacting concrete condensation and when intensity is more than or equal to 5MPa, removes grouting template；
It is described to brush as the external coating erosion resistant coating after self-compacting concrete is perfused in pole and tower foundation.
7. the reinforcement means of transmission line tower foundation according to claim 6, it is characterised in that self-compacting concrete packet
Include: II 42.5 cement of P., water, the flyash that volume is 30%, partial size are less than coarse aggregate, the fine aggregate, granulated blast-furnace mine of 15mm
Slag, mountain flour and additive；The additive includes polycarboxylate high performance water-reducing agent, tackifier and swelling agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810138781.9A CN109594579A (en) | 2018-02-11 | 2018-02-11 | Transmission line tower foundation and its reinforcement means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810138781.9A CN109594579A (en) | 2018-02-11 | 2018-02-11 | Transmission line tower foundation and its reinforcement means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109594579A true CN109594579A (en) | 2019-04-09 |
Family
ID=65956654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810138781.9A Pending CN109594579A (en) | 2018-02-11 | 2018-02-11 | Transmission line tower foundation and its reinforcement means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109594579A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006123A (en) * | 2019-12-20 | 2021-06-22 | 天戈通信科技股份有限公司 | Prefabricated foundation of communication tower |
| CN114525806A (en) * | 2022-03-31 | 2022-05-24 | 四川电力设计咨询有限责任公司 | Iron tower single-pile combined foundation and construction method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08128056A (en) * | 1994-10-31 | 1996-05-21 | Nippon Steel Metal Prod Co Ltd | Fixing method for base plate for construction |
| CN102425188A (en) * | 2011-09-07 | 2012-04-25 | 中国电力科学研究院 | Height-adjustable tower foundation and adjusting method thereof |
| CN104179205A (en) * | 2014-09-02 | 2014-12-03 | 国家电网公司 | Anticorrosion reinforcing method of transmission line tower foundation |
-
2018
- 2018-02-11 CN CN201810138781.9A patent/CN109594579A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08128056A (en) * | 1994-10-31 | 1996-05-21 | Nippon Steel Metal Prod Co Ltd | Fixing method for base plate for construction |
| CN102425188A (en) * | 2011-09-07 | 2012-04-25 | 中国电力科学研究院 | Height-adjustable tower foundation and adjusting method thereof |
| CN104179205A (en) * | 2014-09-02 | 2014-12-03 | 国家电网公司 | Anticorrosion reinforcing method of transmission line tower foundation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006123A (en) * | 2019-12-20 | 2021-06-22 | 天戈通信科技股份有限公司 | Prefabricated foundation of communication tower |
| CN114525806A (en) * | 2022-03-31 | 2022-05-24 | 四川电力设计咨询有限责任公司 | Iron tower single-pile combined foundation and construction method thereof |
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Application publication date: 20190409 |
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