CN216587960U

CN216587960U - Electric power tower

Info

Publication number: CN216587960U
Application number: CN202123396871.4U
Authority: CN
Inventors: 任光伟; 周琳佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-24
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to an electric power shaft tower technical field, especially an electric power shaft tower, which comprises a mounting base, the top fixedly connected with shaft tower of mount pad base, the equal fixedly connected with drainage piece in both sides of shaft tower outer wall bottom, two the equal fixedly connected with ground ring in bottom of drainage piece, two a plurality of ground posts of the equal fixedly connected with in bottom of ground ring, the equal fixedly connected with supporting shoe in bottom of mount pad four sides. The utility model has the advantages that: the connecting block is fixedly connected with the two sides of the bottom end of the outer wall of the tower, the two drainage pieces are fixedly connected with the connecting block through the locking bolts, the bottom ends of the two drainage pieces are fixedly connected with the wiring elbow, the two grounding rings are connected end to end in sequence to form a closed loop, the whole structure is simple, the purpose that a user of convenience carries out assembly on the grounding device is achieved, meanwhile, the tower and the ground form stable electric connection, and the operation safety of a power grid is guaranteed.

Description

Electric power tower

Technical Field

The utility model relates to an electric power tower technical field, especially an electric power tower.

Background

The pole tower is a rod-shaped or tower-shaped structure which supports the overhead transmission line conductor and the overhead ground wire and keeps a certain distance between the conductor and the overhead ground wire and the ground, the pole towers of all countries in the world adopt steel structures, wood structures and reinforced concrete structures, the pole tower is one of basic devices in the overhead distribution line, the pole tower can be divided into three types of wood rods, cement rods and metal rods according to used materials, the cement rods have the advantages of long service life, small maintenance workload and the like, the use is wide, the grounding device is an important parameter to the ground resistance, when the ground resistance is large, the lightning resistance level of the line is easily reduced, lightning shielding failure and counterattack are easily generated, the safe operation of a power grid is influenced, the conventional grounding device is generally and directly fixedly connected with the pole tower, and the following defects are also existed when the problem of safe grounding is solved:

the existing grounding device is complex in structure, inconvenient to install by a user, and further influences the whole installation period, and influences the safe operation of a power grid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide an electric power tower.

The purpose of the utility model is realized through the following technical scheme: the utility model provides an electric power tower, includes the mounting base, the top fixedly connected with shaft tower of mounting base, the equal fixedly connected with drainage piece in both sides of shaft tower outer wall bottom, two the equal fixedly connected with ground ring in bottom of drainage piece, two the equal fixedly connected with in bottom of ground ring a plurality of ground posts.

Optionally, the equal fixedly connected with supporting shoe in bottom of four sides of mounting base, the bottom fixedly connected with connecting plate of shaft tower, four supporting shoes are convenient for increase the surface area of mounting base bottom, increase the stability of mounting base in soil, reduce the amount of sinking in later stage, are convenient for provide the outrigger for the shaft tower, improve the bearing capacity of shaft tower, and the later stage user of being convenient for erects the operation to the power transmission line.

Optionally, the equal fixedly connected with connecting block in both sides of shaft tower outer wall bottom, two the equal threaded connection in middle part that the shaft tower side was kept away from to the connecting block has a locking bolt, two drainage piece all through locking bolt and connecting block fixed connection, two connecting blocks can be convenient for provide the mounted position for two drainage pieces, can be connected the shaft tower with the ground again simultaneously, are convenient for improve the shaft tower and erect the anti thunderbolt's of protective wire on its top ability, reduce the probability that the power transmission line is concentrated by the thunder and lightning, guarantee that the electric wire netting circuit can the safe operation.

Optionally, the middle portions of the inner walls of the two grounding rings are fixedly connected with wiring elbows, the two wiring elbows are fixedly connected with the bottom ends of the current guiding pieces, the two wiring elbows and the grounding ring are of an integral structure, and the wiring elbows and the grounding ring form a ninety-degree bend angle after subsequent bending treatment, so that the connection elbows can be fixedly connected with the bottom ends of the current guiding pieces in a welding mode, stable electric connection is built between the bottom ends of the two current guiding pieces and the current guiding pieces, and the high-flow lightning current is guided.

Optionally, two the through-hole has all been seted up on the top of ground ring surface, and is a plurality of the annular has all been seted up to the top surface of ground post, and is a plurality of the top of ground post is all placed in the inside of through-hole, and after the dashpot was seted up to the bottom of a plurality of ground posts, can be convenient for make its top can directly place in the inside of through-hole to carry out fixed connection through the welding mode, be convenient for increase the area of contact of two ground rings and soil, reduce ground resistance, improve the anti lightning strike ability of shaft tower.

Optionally, four spliced poles are fixedly connected with the inside of the mounting base, four the top ends of the spliced poles are higher than the top surface of the mounting base, four the spliced poles completely penetrate through the connecting plate, four the top ends of the spliced poles are connected with two locking nuts in a threaded manner, the four spliced poles are directly fixedly connected with the mounting base, distances between the axes of the four spliced poles are equal, and therefore limiting is convenient to provide for the connecting plate, locking is performed through the locking nuts simultaneously, the pole tower and the mounting base are fixedly connected, two locking nuts are connected to the top ends of the spliced poles in a threaded manner, connection stability can be improved conveniently, and the pole tower can be stably fixed to the top end of the mounting base conveniently.

Optionally, two the connecting block is all through the bottom fixed connection of welding mode and shaft tower outer wall, two the equal sliding connection in surface of connecting block has the protection casing, and the size of two protection casing inner walls all is less than the size of two connecting block outer walls, can be convenient for make the interference fit among two protection casings and the two connecting blocks in the transition fit like this, just protect two connecting blocks and drainage piece contact position with the realization, reduce the rainwater and directly get into contact surface between them, improve its corrosion resistance, reduce the corrosion rate.

Optionally, the one end of ground ring surface all is provided with the spacing groove, two ground ring head and the tail are connected in order and are formed the closed loop, and are a plurality of the ground post is all through welding mode and ground ring fixed connection, and two ground rings form behind the closed loop, can be convenient for improve the area of contact between whole earthing device and the ground, reduce ground resistance, improve holistic anti thunderbolt ability, are convenient for realize the steady operation of electric wire netting.

Optionally, it is a plurality of the bottom of earthing rod surface all is provided with most advanced, and is a plurality of the cavity is all left to the inside of earthing rod, and the cavity can reduce the weight of a plurality of earthing rods, and at the in-process of actual conduction thunder and lightning, hollow structure can increase its area of contact with soil to reduce self weight, convenient to use person carries out welded connection to a plurality of earthing rods and ground ring.

The utility model has the advantages of it is following:

1. this electric power tower, through the equal fixedly connected with connecting block in both sides of shaft tower outer wall bottom, two drainage pieces all pass through locking bolt and connecting block fixed connection, the bottom of two drainage pieces all with wiring elbow fixed connection, and two ground ring head and the tail are connected in order and are formed the closed loop, and overall structure is simple, has realized that the person of facilitating the use carries out the purpose of equipment to this earthing device, makes shaft tower and ground form stable electric connection simultaneously, guarantees electric wire netting operation safety.

2. This electric power tower, through the equal fixedly connected with supporting shoe in bottom of four sides of mounting base, inside mounting base directly placed with soil, four supporting shoes can increase the area of contact of mounting base bottom and soil, and then can improve mounting base's stability to can the stable stay shaft tower, be convenient for the shaft tower carries out fixed connection with mounting base, provide the guarantee for the user carries out the overhead line operation on the top of shaft tower.

3. This electric power tower connects the formation closed loop through two ground connection rings head and the tail in order, and the top of a plurality of ground connection posts is placed in the inside of through-hole, and through welding mode and ground connection ring fixed connection, and then increases the area of contact of shaft tower and soil, reduces the ground resistance value of shaft tower and earth, improves transmission line's lightning-resistant level, reduces transmission line and is hit the probability by the thunder and lightning, guarantees that the electric wire netting can the safe operation.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a schematic view of the assembly structure of the present invention;

fig. 3 is a schematic diagram of a tower structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1;

fig. 5 is an enlarged schematic structural view of the utility model at the point B in fig. 2;

fig. 6 is a schematic structural view of the grounding ring of the present invention;

fig. 7 is a schematic structural view of the protective cover of the present invention;

fig. 8 is a schematic diagram of the internal structure of the ground post of the present invention.

In the figure: 1-mounting base, 2-supporting block, 3-grounding column, 4-limiting groove, 5-drainage sheet, 6-locking bolt, 7-connecting block, 8-protective cover, 9-locking nut, 10-pole tower, 11-connecting plate, 12-connecting column, 13-grounding ring, 14-wiring elbow, 15-through hole, 16-ring groove and 17-cavity.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1 to 8, an electric power tower comprises a mounting base 1, a tower 10 fixedly connected to the top end of the mounting base 1, current leading pieces 5 fixedly connected to the two sides of the bottom end of the outer wall of the tower 10, grounding rings 13 fixedly connected to the bottom ends of the two current leading pieces 5, and a plurality of grounding posts 3 fixedly connected to the bottom ends of the two grounding rings 13.

As an optional technical solution of the utility model: equal fixedly connected with supporting shoe 2 in bottom of 1 four sides of mounting base, the bottom fixedly connected with connecting plate 11 of shaft tower 10, connecting plate 11 passes through the bottom fixed connection of welding mode and shaft tower 10, simultaneously can be according to actual demand, the material of shaft tower 10 and connecting plate 11 has galvanized steel, it can be convenient for improve its corrosion resisting capability like this, increase of service life, supporting shoe 2 and mounting base 1 can adopt reinforced concrete structure simultaneously, its construction process is comparatively perfect, convenient to use person carries out the shaping pouring to mounting base 1 and supporting shoe 2 simultaneously.

As an optional technical solution of the utility model: the equal fixedly connected with connecting block 7 in both sides of 10 outer wall bottoms of shaft tower, the equal threaded connection in middle part that 10 sides of shaft tower were kept away from to two connecting blocks 7 has locking bolt 6, two drainage pieces 5 are all through

locking bolt

6 and 7 fixed connection of connecting block, two connecting blocks 7 are all through welding mode and 10 fixed connection of shaft tower, after the welding is accomplished, will be at welding position coating pitch lacquer to improve the anticorrosive ability of solder joint position, guarantee that it has stable electrical connection performance in the life-span.

As an optional technical solution of the utility model: the equal fixedly connected with of middle part elbow 14 of two ground ring 13 inner walls, two elbow 14 of working a telephone switchboard all with the bottom fixed connection of drainage piece 5, two ground ring 13 and drainage piece 5 can directly adopt hot-galvanize band iron, perhaps galvanized copper, and two elbow 14 of working a telephone switchboard directly lead to the welding mode simultaneously and carry out fixed connection, and guarantee that the condition such as hourglass welding, rosin joint can not appear in the welding point.

As an optional technical solution of the utility model: through-hole 15 has all been seted up on the top of two ground rings 13 surfaces, annular 16 has all been seted up on the top surface of a plurality of ground posts 3, and the top of a plurality of ground posts 3 is all placed in the inside of through-hole 15, and a plurality of ground posts 3 can be convenient for improve the area of contact between two ground rings 13 and the soil, are convenient for reduce the ground resistance between shaft tower 10 and the ground, are convenient for with the lightning current drainage of shaft tower to the ground, guarantee electric wire netting operation safety.

As an optional technical solution of the utility model: four spliced poles 12 of inside fixedly connected with of mount pad 1, the top of four spliced poles 12 all is higher than the top surface of mount pad 1, four spliced poles 12 run through connecting plate 11 completely, the equal threaded connection in top of four spliced poles 12 has two lock nut 9, two lock nut 9 are through carrying out threaded connection with spliced pole 12, and then can be convenient for lock connecting plate 11, thereby make shaft tower 10 can stably be fixed in the top of mount pad 1, be convenient for like this improve the stability of shaft tower 10, convenient to use person carries out the power transmission line in the later stage and erects.

As an optional technical solution of the utility model: two connecting blocks 7 all have a protection casing 8 through the bottom fixed connection of welding mode and shaft tower 10 outer wall, the equal sliding connection of surface of two connecting blocks 7, and two connecting blocks 7 can be convenient for provide mounted position for two drainage pieces 5, and two connecting blocks 7 carry out fixed connection with shaft tower 10 in advance, and the top of two drainage pieces 5 in the later stage of being convenient for carries out fixed connection through two locking bolt 6 and connecting block 7.

As an optional technical solution of the utility model: one end of the outer surface of the grounding ring 13 is provided with a limiting groove 4, two grounding rings 13 are sequentially connected end to form a closed loop, a plurality of grounding posts 3 are all fixedly connected with the grounding ring 13 through a welding mode, the limiting groove 4 can be directly obtained through processing technologies such as stamping, the limiting groove 4 is arranged at one end of the grounding ring 13, two grounding rings 13 can be sequentially connected end to end conveniently, the connecting position can be directly connected inside the limiting groove 4 in an overlapping mode, and after the fixed connection is carried out through the welding mode, the integral stability can be improved, an annular structure is formed, meanwhile, the fixed connection is carried out through the grounding posts 3 and the two grounding rings 13, the contact area of the two grounding rings 13 and soil is further improved, the grounding resistance is controlled in a specified range, the probability of lightning shielding failure and counterattack is reduced, and the power transmission safety is ensured.

As an optional technical solution of the utility model: the bottom of 3 surfaces of a plurality of earthing columns all is provided with most advanced, cavity 17 all is left to the inside of a plurality of earthing columns 3, cavity 17 can reduce the area of contact of earthing column 3 and soil, can also reduce its self weight simultaneously, the person of facilitating the use carries out welded connection with a plurality of earthing columns 3 directness and grounding ring 13, be convenient for improve holistic stability, and the person of facilitating the use buries grounding ring 13 and a plurality of grounding column 3, (backfill soil in the foundation ditch in advance promptly), guarantee that grounding ring 13 and soil can the stationary contact.

The forestry production brush cutter needs the following steps when in use:

1) a foundation pit is installed at the ground excavation position, and an installation base 1 and four supporting blocks 2 are directly placed inside the installation foundation pit;

2) fixedly connecting a tower 10 with a connecting plate 11, placing the connecting plate 11 at the top end of the mounting base 1, and locking through a plurality of locking nuts 9;

3) the two current-leading sheets 5 are respectively fixedly connected with the wiring elbow 14 through welding, the top ends of the grounding posts 3 are placed in the through holes 15 and are fixedly connected through welding, and meanwhile, the two grounding rings 13 are sequentially connected end to form a closed loop and are fixedly connected through a welding mode;

4) the bottom ends of the two drainage sheets 5 are respectively fixedly connected with the connecting block 7 through the locking bolt 6, and the two protective covers 8 are respectively connected with the connecting block 7 in a sliding manner.

In conclusion, when the grounding device is used by a user, the connecting blocks 7 are fixedly connected to two sides of the bottom end of the outer wall of the tower 10, the two drainage sheets 5 are fixedly connected with the connecting blocks 7 through the locking bolts 6, the bottom ends of the two drainage sheets 5 are fixedly connected with the wiring elbows 14, and the two grounding rings 13 are sequentially connected end to form a closed loop, so that the whole structure is simple, the aim of conveniently assembling the grounding device by the user is fulfilled, meanwhile, the tower 10 is stably and electrically connected with the ground, the operation safety of a power grid is ensured, the supporting blocks 2 are fixedly connected to the bottom ends of four side surfaces of the mounting base 1, the mounting base 1 is directly placed in the soil, the contact area between the bottom end of the mounting base 1 and the soil can be increased through the four supporting blocks 2, the stability of the mounting base 1 can be further improved, the tower 10 can be stably supported, and the tower 10 is conveniently and fixedly connected with the mounting base 1, for the user carries out the overhead line operation on the top of shaft tower 10 and provides the guarantee, two ground rings 13 head and the tail of rethread are connected in order and are formed the closed loop, place in the inside of through-hole 15 on the top of a plurality of ground posts 3, and through welding mode and ground ring 13 fixed connection, and then increase the area of contact of shaft tower 10 and soil, reduce the ground resistance value of shaft tower 10 and earth, improve transmission line's lightning-resistant level, reduce transmission line and hit the probability by the thunder and lightning, guarantee that the electric wire netting can the safe operation.

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. An electric power tower, its characterized in that: the tower comprises a mounting base (1), wherein the top end of the mounting base (1) is fixedly connected with a tower (10), the two sides of the bottom end of the outer wall of the tower (10) are respectively and fixedly connected with a drainage sheet (5), two drainage sheets (5) are respectively and fixedly connected with a grounding ring (13) and two grounding columns (3) respectively and fixedly connected with the bottom ends of the grounding rings (13).

2. An electric tower as claimed in claim 1, wherein: the bottom ends of the four side surfaces of the mounting base (1) are fixedly connected with supporting blocks (2), and the bottom end of the tower (10) is fixedly connected with a connecting plate (11).

3. An electric tower as claimed in claim 1, wherein: the tower is characterized in that connecting blocks (7) are fixedly connected to two sides of the bottom end of the outer wall of the tower (10), two locking bolts (6) are connected to the connecting blocks (7) in a threaded mode, the middle of the side face, far away from the tower (10), of each connecting block (7), and the two drainage pieces (5) are fixedly connected with the connecting blocks (7) through the locking bolts (6).

4. An electric tower as claimed in claim 1, wherein: two equal fixedly connected with wiring elbow (14), two in the middle part of ground ring (13) inner wall wiring elbow (14) all with the bottom fixed connection of drainage piece (5).

5. An electric tower as claimed in claim 1, wherein: two through-hole (15) have all been seted up on the top of ground ring (13) surface, and is a plurality of annular (16) have all been seted up to the top surface of ground post (3), and is a plurality of the top of ground post (3) is all placed in the inside of through-hole (15).

6. An electric tower as claimed in claim 2, wherein: the mounting base is characterized in that four connecting columns (12) are fixedly connected to the inside of the mounting base (1), the top ends of the connecting columns (12) are higher than the top surface of the mounting base (1), the connecting columns (12) completely penetrate through the connecting plate (11), and the top ends of the connecting columns (12) are in threaded connection with two locking nuts (9).

7. An electric tower as claimed in claim 3, wherein: two connecting block (7) all through the bottom fixed connection of welding mode and shaft tower (10) outer wall, two the equal sliding connection of surface of connecting block (7) has protection casing (8).

8. An electric tower as claimed in claim 5, wherein: the one end of ground ring (13) surface all is provided with spacing groove (4), two ground ring (13) end to end connects in order and forms the closed loop, and is a plurality of ground post (3) all are through welding mode and ground ring (13) fixed connection.

9. An electric tower as claimed in claim 8, wherein: the bottom of a plurality of ground posts (3) outer surface is provided with most advanced, and a plurality of cavity (17) are all left to the inside of ground posts (3).