CN213741186U

CN213741186U - Transmission tower foundation connection structure

Info

Publication number: CN213741186U
Application number: CN202022661132.2U
Authority: CN
Inventors: 傅杰; 杨建伟
Original assignee: Shanxi Dingzheng Electric Power Technology Co ltd
Current assignee: Shanxi Dingzheng Electric Power Technology Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-20
Anticipated expiration: 2030-11-17

Abstract

The utility model relates to the technical field of power transmission iron towers, in particular to a power transmission iron tower foundation connection structure, which comprises a soil layer, wherein the inside of the soil layer is provided with a concrete layer, the inner surface of the concrete layer is provided with a fixing device, the upper surface of the concrete layer is fixedly connected with an iron tower base, the upper surface of the iron tower base is movably connected with a fixed steel block, the inside of the iron tower base is fixedly connected with a screw rod, the surface thread of the screw rod is connected with a nut, the utility model can fix four directions of an iron tower main body by arranging the fixing device, can not bring the inclination phenomenon to the iron tower main body under the influence of wind power, can tighten the iron tower main body and the ground by rotating a handle on the fixing device in the process of ground descending, can ensure that the iron tower main body and the ground can not incline in the process of ground descending, causing danger and causing huge loss to the electric power company.

Description

Transmission tower foundation connection structure

Technical Field

The utility model relates to a steel pylons technical field specifically is a steel pylons basis connection structure.

Background

The power transmission tower is a supporting point of an overhead line, one loop is erected on the power transmission tower and is a single-loop power transmission tower, two loops are erected on the power transmission tower and are double-loop power transmission towers, the single loop is a loop with one power supply for a load, the double loops are loops with 2 power supplies for a load, and generally, enterprises or regional important substations with high requirements on power supply reliability adopt double-loop power supply, so that one power supply can be protected from power failure due to reasons, the other power supply can continue to supply power, but medium and small users with low requirements on power supply reliability generally adopt single power supply to supply power.

The existing power transmission iron tower has a simpler foundation structure, poor wind performance in a pit, and is easy to incline or fall down in an easily sunk area to cause danger, so that huge loss is brought to a power company.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transmission tower foundation connection structure, this transmission tower foundation connection structure have solved the problem of slope.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a steel pylons basis connection structure, includes the soil horizon, the inside on soil horizon is provided with the concrete layer, the inside face on concrete layer is provided with fixing device, the last fixed surface on concrete layer is connected with iron tower base, the last surface swing joint of iron tower base has fixed steel bloom, the inside fixedly connected with screw rod of iron tower base, the surperficial threaded connection of screw rod has the nut, the bottom that the surface of screw rod is located the nut rotates and is connected with the gasket.

Preferably, the surface of the screw rod is located inside a first resistance block fixedly connected with of the iron tower base, the bottom end of the screw rod is fixedly connected with a second resistance block, the surface of the fixed steel block is fixedly connected with an iron tower main body, the front part of the iron tower main body is fixedly connected with a connecting block, and the front part of the connecting block is fixedly connected with a buckle.

Preferably, the fixing device comprises a ground anchor rod, the surface of the ground anchor rod is fixedly connected inside the concrete layer, the top of the ground anchor rod is movably connected with a threaded rod, and the surface of the threaded rod is in threaded connection with a connecting frame.

Preferably, the right side of the connecting frame is fixedly connected with a handle, the inside of the connecting frame is rotatably connected with a connecting ring, the inside of the connecting ring is movably connected with a lining ring, the surface of the lining ring is fixedly connected with a steel strand, and the bottom of the ground anchor rod is fixedly connected with a ground anchor stone.

Preferably, the number of the fixing devices is four, and the four fixing devices are distributed in a rectangular array by taking the central line of the concrete layer as a symmetrical axis.

Preferably, four screw rods are arranged inside the iron tower base and are symmetrically distributed by taking the central line of the iron tower base as a symmetry axis.

Borrow by above-mentioned technical scheme, the utility model provides a steel pylons foundation connection structure. The method at least has the following beneficial effects:

(1) the utility model discloses a set up fixing device and can fix four positions of iron tower main part, can not bring the phenomenon of slope for the iron tower main part under the influence of wind-force, at the in-process that ground descends, rotatory through the handle above the fixing device, can tighten up the effect to iron tower main part and ground, can guarantee at the in-process that ground descends, can not make iron tower and ground take place to incline, cause danger, bring huge loss for power company.

(2) The utility model discloses a first resistance piece and second resistance piece above the screw rod can let the screw rod increase lifting surface area in iron tower base and concrete layer, make iron tower main part and iron tower base more have stability, can let the nut above the screw rod be difficult to appear not hard up condition through setting up the gasket, reduce the condition of droing of nut, make iron tower main part and iron tower base more inseparable combination.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application:

fig. 1 is a schematic diagram of the structure of the section of the iron tower foundation of the utility model;

fig. 2 is a schematic view of the overall structure of the front side of the iron tower in the utility model;

fig. 3 is a schematic view of the overall structure of the iron tower in the top view of the utility model;

FIG. 4 is an enlarged schematic view of the middle fixing device of the present invention;

FIG. 5 is a schematic view of the connection structure of the steel strand in the present invention;

fig. 6 is a schematic diagram of a local enlarged structure of the middle B of the present invention.

In the figure: 1. a soil layer; 2. a concrete layer; 3. a fixing device; 301. a ground anchor rod; 302. a threaded rod; 303. a connecting frame; 304. a handle; 305. a connecting ring; 306. a liner ring; 307. steel strand wires; 308. anchor stones; 4. an iron tower base; 5. fixing the steel block; 6. a screw; 7. a nut; 8. a gasket; 9. a first resistance block; 10. a second resistance block; 11. an iron tower main body; 12. connecting blocks; 13. and (5) buckling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a steel pylons foundation connection structure, including soil horizon 1, soil horizon 1's inside is provided with concrete layer 2, concrete layer 2's inside face is provided with fixing device 3, concrete layer 2's last fixed surface is connected with iron tower base 4, iron tower base 4's last surface swing joint has fixed steel bloom 5, iron tower base 4's inside fixedly connected with screw rod 6, screw rod 6's surperficial threaded connection has nut 7, screw rod 6's the bottom that the surface lies in nut 7 rotates and is connected with gasket 8.

In this embodiment, the surface of screw rod 6 is located the first resistance piece 9 of inside fixedly connected with of iron tower base 4, the bottom fixedly connected with second resistance piece 10 of screw rod 6, the fixed surface of fixed steel block 5 is connected with iron tower main part 11, the anterior fixedly connected with connecting block 12 of iron tower main part 11, the anterior fixedly connected with buckle 13 of connecting block 12, first resistance piece 9 is placed in the inside of iron tower base 4, second resistance piece 10 is placed in concrete layer 2, because iron tower base 4 is less than concrete layer 2, we want the maximized increase resistance, so first resistance piece 9 will be less than second resistance piece 10, through setting up first resistance piece 9 and second resistance piece 10, iron tower base 4 and iron tower main part 11's stability has been increased.

Further, fixing device 3 is including ground anchor rod 301, ground anchor rod 301's fixed surface connects in the inside of concrete layer 2, ground anchor rod 301's top swing joint has threaded rod 302, threaded rod 302's surface threaded connection has link 303, through setting up fixing device 3, iron tower main part 11's stability under the condition that has wind-force has been increased, it inclines or falls down to have avoided causing iron tower main part 11 to appear under the too big condition of wind-force, cause danger, bring huge loss for the electric power company.

Furthermore, a handle 304 is fixedly connected to the right side of the connecting frame 303, a connecting ring 305 is rotatably connected to the inside of the connecting frame 303, a lining ring 306 is movably connected to the inside of the connecting ring 305, a steel strand 307 is fixedly connected to the surface of the lining ring 306, and a ground anchor stone 308 is fixedly connected to the bottom of the ground anchor rod 301.

In addition, the number of fixing devices 3 is set to four, and four fixing devices 3 all use the central line of concrete layer 2 as the rectangular array distribution of symmetry axis, through setting up four fixing devices 3, no matter which direction wind is scraped from, all can let iron tower main part 11 keep positive state, has improved iron tower main part's holding capacity.

In addition, four screw rods 6 are arranged inside the iron tower base 4, the four screw rods 6 are symmetrically distributed by taking the central line of the iron tower base 4 as a symmetry axis, and the stability of the iron tower base 4 and the iron tower main body 11 can be further improved by arranging the four screw rods 6 on the iron tower base 4.

When the utility model is used, the concrete layer 2 is poured into the soil layer 1, four iron tower bases 4 are poured above the concrete layer 2, the screw rod 6 with the first resistance block 9 and the second resistance block 10 is downwards inserted from the upper part of the iron tower bases 4, the first resistance block 9 is placed inside the iron tower bases 4, the second resistance block 10 is placed inside the concrete layer 2, thus the stress area of the screw rod 6 can be improved, the stability of the iron tower bases 4 is increased, then the screw rod 6 is placed into the fixed steel block 5, the gasket 8 is added, the nut 7 is screwed, the fixed steel block 5 and the iron tower bases 4 are tightly fixed together, the gasket 8 is added through the screw rod 6, the nut 7 and the screw rod 6 can not be loosened, then the iron tower main body 11 and the fixed steel block 5 are fixedly connected, under the condition of wind force, because the four sides of iron tower main body 11 all are provided with fixing device 3, can not lead to iron tower main body 11 to take place the slope because of wind-force, if the sunken condition in ground appears, lead to iron tower main body 11 to take place the slope, handle 304 above can be through rotatory fixing device 3, threaded rod 302 can slide to the inside of link 303 when handle 304 is rotatory, because threaded rod 302 connects anchor rod 301 that lands, there is earth anchor stone 308 to fix above the anchor rod 301 that lands, so the below of threaded rod 302 can not move, nevertheless can right iron tower main body 11 through steel strand wires 307, then the constructor can consolidate sunken soil horizon 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel pylons foundation connection structure, includes soil horizon (1), its characterized in that: the inside of soil horizon (1) is provided with concrete layer (2), the inside face of concrete layer (2) is provided with fixing device (3), the last fixed surface of concrete layer (2) is connected with iron tower base (4), the last surface swing joint of iron tower base (4) has fixed steel bloom (5), the inside fixedly connected with screw rod (6) of iron tower base (4), the surperficial threaded connection of screw rod (6) has nut (7), the bottom rotation that the surface of screw rod (6) is located nut (7) is connected with gasket (8).

2. A pylon foundation connection structure according to claim 1, wherein: the surface of screw rod (6) is located the first resistance piece of inside fixedly connected with (9) of iron tower base (4), the bottom fixedly connected with second resistance piece (10) of screw rod (6), the fixed surface of fixed steel piece (5) is connected with iron tower main part (11), anterior fixedly connected with connecting block (12) of iron tower main part (11), the anterior fixedly connected with buckle (13) of connecting block (12).

3. A pylon foundation connection structure according to claim 1, wherein: fixing device (3) including ground stock (301), the fixed surface of ground stock (301) is connected in the inside of concrete layer (2), the top swing joint of ground stock (301) has threaded rod (302), the surperficial threaded connection of threaded rod (302) has link (303).

4. A pylon foundation connection structure according to claim 3, wherein: the right side of the connecting frame (303) is fixedly connected with a handle (304), the inside of the connecting frame (303) is rotatably connected with a connecting ring (305), the inside of the connecting ring (305) is movably connected with a lining ring (306), the surface of the lining ring (306) is fixedly connected with a steel strand (307), and the bottom of the ground anchor rod (301) is fixedly connected with a ground anchor stone (308).

5. A pylon foundation connection structure according to claim 1, wherein: the number of the fixing devices (3) is four, and the four fixing devices (3) are distributed in a rectangular array by taking the central line of the concrete layer (2) as a symmetrical axis.

6. A pylon foundation connection structure according to claim 1, wherein: four screw rods (6) are arranged inside the iron tower base (4), and the four screw rods (6) are symmetrically distributed by taking the central line of the iron tower base (4) as a symmetry axis.