CN213173800U - Connection structure of steel pylons and basis thereof - Google Patents
Connection structure of steel pylons and basis thereof Download PDFInfo
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- CN213173800U CN213173800U CN202021062137.7U CN202021062137U CN213173800U CN 213173800 U CN213173800 U CN 213173800U CN 202021062137 U CN202021062137 U CN 202021062137U CN 213173800 U CN213173800 U CN 213173800U
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Abstract
The utility model discloses a connection structure of a power transmission iron tower and a foundation thereof, which comprises an iron tower main body and an iron tower foundation arranged below four tower legs of the iron tower main body; the iron tower foundation comprises a ground pile, a fixing piece, a tower foot plate, a connecting piece and an anti-corrosion protective cap; the upper surface of the ground pile is fixedly connected with a tower foot plate through a fixing piece, and the tower foot plate is fixedly connected with one tower foot of the iron tower main body through a connecting piece; an anti-corrosion protective cap is fixedly arranged above the ground pile; the fixing piece and the tower foot plate are both positioned in the anti-corrosion protective cap. The utility model has the advantages that the structure is simple, the implementation is easy, the iron tower main body is prevented from collapsing in a tilting way, and various electric power accidents caused by the collapse are avoided; the normal use of the iron tower main body is ensured.
Description
The technical field is as follows:
the utility model relates to a connection structure, in particular to steel pylons and its basic connection structure.
Background art:
at present, in a power transmission line, a pit is generally required to be dug and embedded with well-stirred concrete, an iron tower foundation is formed after the concrete is solidified, and then the iron tower and the iron tower foundation are fixed; in the prior art, the connection between the iron tower and the iron tower foundation generally adopts the following mode: arranging a tower foot plate at the bottom of the iron tower, and then installing the tower foot plate on foundation bolts, wherein the foundation bolts are preset in an iron tower foundation; the following problems exist with the above: 1. at present, more and more power transmission line projects are built in mining affected areas, and the foundation of an iron tower is easy to sink in the later period, so that the iron tower is deformed and inclined and cannot be adjusted, and the normal use of the iron tower is affected; 2. because the tower foot plate is directly connected with the iron tower foundation only through the foundation bolt, the tower foot plate is easy to separate from the iron tower foundation under the external load action of 90-degree strong wind, ice coating, wire tension and the like, so that the iron tower collapses, and various electric power accidents are caused.
The utility model has the following contents:
an object of the utility model is to provide a simple structure prevents that the slope from collapsing, and guarantees iron tower normal use's steel pylons and the connection structure of basis thereof.
The utility model discloses by following technical scheme implement: a connection structure of a power transmission iron tower and a foundation thereof comprises an iron tower main body and an iron tower foundation arranged below four tower legs of the iron tower main body; the iron tower foundation comprises a ground pile, a fixing piece, a tower foot plate, a connecting piece and an anti-corrosion protective cap; the tower foot plate is fixedly connected to the upper surface of the ground pile through the fixing piece and is fixedly connected with one tower foot of the iron tower main body through a connecting piece; the anti-corrosion protective cap is fixedly arranged above the ground pile; the fixing piece and the tower foot plate are both positioned in the anti-corrosion protective cap.
Further, the fixing piece comprises a plurality of foundation bolts, nuts and a protective sleeve; the bottom end of each foundation bolt is embedded in the ground pile, and the top of each foundation bolt penetrates through the tower foot plate and is in threaded connection with the nut; the foundation bolt above the nut is sleeved with the protective sleeve; and butter is filled in the protective sleeve.
Further, the adjacent foundation bolts are connected through a plurality of steel hoops; each steel hoop is buried in the ground pile.
Furthermore, the bottom end of the foundation bolt is in a hook shape.
Further, the connecting piece comprises a cross-shaped connecting plate; the connecting plate is vertically fixed on the tower foot plate; and the tower foot of the iron tower main body is fixed on the connecting plate through a bolt.
Further, the anti-corrosion protective cap is a concrete protective cap.
The utility model has the advantages that: 1. the utility model has simple structure and easy realization, the anti-corrosion protective cap is arranged above the ground pile, and the fixing piece, the tower foot plate and part of the connecting plate connected with the tower foot plate are embedded into the anti-corrosion protective cap, so that the fixing effect of the iron tower main body is better; the main body of the iron tower is prevented from inclining and collapsing, and further various electric power accidents are avoided; 2. when the iron tower main body inclines due to the sinking of the iron tower foundation, the anti-corrosion protective cap is chiseled off, then the protective cap wrapped with the grease is taken down, then the height of the nut is adjusted, so that the tower foot of the iron tower main body on the sinking side is flush with other tower feet which are not sunk, the iron tower main body is aligned and does not incline, and the normal use of the iron tower main body is ensured.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic cross-sectional view of portion B-B of fig. 1.
Iron tower main part 1, iron tower basis 2, ground stake 3, mounting 4, rag bolt 4.1, nut 4.2, protective sheath 4.3, steel hoop 4.4, tower foot board 5, connecting piece 6, connecting plate 6.1, anticorrosion protective cap 7.
The specific implementation mode is as follows:
as shown in fig. 1-3, a connection structure of a power transmission iron tower and a foundation thereof comprises an iron tower main body 1 and an iron tower foundation 2 arranged below four tower legs of the iron tower main body 1; the iron tower foundation 2 comprises a ground pile 3, a fixing piece 4, a tower foot plate 5, a connecting piece 6 and an anti-corrosion protective cap 7; the upper surface of the ground pile 3 is fixedly connected with a tower foot plate 5 through a fixing piece 4; the connecting piece 6 comprises a cross-shaped connecting plate 6.1; the connecting plate 6.1 is vertically fixed on the tower foot plate 5; the tower foot of the iron tower main body 1 is fixed on the connecting plate 6.1 through a bolt; an anti-corrosion protective cap 7 is fixedly arranged above the ground pile 3; the fixing piece 4 and the tower foot plate 5 are both positioned in the anti-corrosion protective cap 7; the anti-corrosion protective cap 7 is a concrete protective cap; the fixing effect of the iron tower main body 1 can be better; the iron tower main body 1 is prevented from inclining and collapsing, and further various electric power accidents are prevented from being caused; and effectively prevents the footing plates 5, the anchor bolts 4.1, the nuts 4.2 and parts of the connecting plates 6.1 from being corroded.
The fixing piece 4 comprises a plurality of foundation bolts 4.1, nuts 4.2 and a protective sleeve 4.3; the bottom end of each foundation bolt 4.1 is embedded in the foundation pile 3, and the top of each foundation bolt 4.1 penetrates through the tower foot plate 5 and is in threaded connection with a nut 4.2; a protective sleeve 4.3 is sleeved on the foundation bolt 4.1 above the nut 4.2; grease is filled in the protective sleeve 4.3; the exposed threads on the foundation bolts 4.1 are protected by grease, so that the threads are effectively protected, and the nuts 4.2 can be screwed in the later period; the adjacent foundation bolts 4.1 are connected through a plurality of steel hoops 4.4, so that the fixing effect is better; each steel hoop 4.4 is buried in the ground pile 3; the bottom end of the foundation bolt 4.1 is in a hook shape, so that the fixing effect is better.
When the iron tower main body 1 is inclined due to subsidence of the iron tower foundation 2 in the mining influence area, chiseling the anti-corrosion protective cap 7, then taking down the protective sleeve 4.3 wrapped with grease, and directly adjusting the height of the nut 4.2 to enable the tower foot of the iron tower main body 1 on the subsidence side to be flush with other non-subsidence tower feet, so that the iron tower main body 1 is adjusted and does not incline any more, and the normal use of the iron tower main body 1 is ensured; the utility model has the advantages of simple structure, easy realization.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A connection structure of a power transmission iron tower and a foundation thereof is characterized by comprising an iron tower main body and an iron tower foundation arranged below four tower legs of the iron tower main body;
the iron tower foundation comprises a ground pile, a fixing piece, a tower foot plate, a connecting piece and an anti-corrosion protective cap;
the tower foot plate is fixedly connected to the upper surface of the ground pile through the fixing piece and is fixedly connected with one tower foot of the iron tower main body through a connecting piece;
the anti-corrosion protective cap is fixedly arranged above the ground pile; the fixing piece and the tower foot plate are both positioned in the anti-corrosion protective cap; the fixing piece comprises a plurality of foundation bolts, nuts and a protective sleeve;
the bottom end of each foundation bolt is embedded in the ground pile, and the top of each foundation bolt penetrates through the tower foot plate and is in threaded connection with the nut;
the foundation bolt above the nut is sleeved with the protective sleeve; and butter is filled in the protective sleeve.
2. A connection structure for an electric pylon and a foundation thereof according to claim 1, wherein adjacent anchor bolts are connected by a plurality of steel hoops; each steel hoop is buried in the ground pile.
3. A connection structure for an electricity transmission tower and a foundation thereof according to claim 1 or 2, wherein the bottom ends of the anchor bolts are hook-shaped.
4. A connection structure for an electricity transmission tower and a foundation thereof according to claim 1, wherein said connection member comprises a cross-shaped connection plate; the connecting plate is vertically fixed on the tower foot plate; and the tower foot of the iron tower main body is fixed on the connecting plate through a bolt.
5. A connection structure between a transmission tower and a foundation thereof according to claim 1, wherein said corrosion protection cap is a concrete protection cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021062137.7U CN213173800U (en) | 2020-06-09 | 2020-06-09 | Connection structure of steel pylons and basis thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021062137.7U CN213173800U (en) | 2020-06-09 | 2020-06-09 | Connection structure of steel pylons and basis thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213173800U true CN213173800U (en) | 2021-05-11 |
Family
ID=75787606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021062137.7U Active CN213173800U (en) | 2020-06-09 | 2020-06-09 | Connection structure of steel pylons and basis thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213173800U (en) |
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2020
- 2020-06-09 CN CN202021062137.7U patent/CN213173800U/en active Active
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