CN210007338U - A high-voltage transmission tower reinforcement device - Google Patents

Abstract

A high-voltage transmission tower reinforcement device, comprising an iron tower body, a horizontal transmission line arranged on the iron tower body, and a windproof wing, a buffer assembly, an outer casing, and a reinforcing angle steel arranged at the end of the iron tower body; A protective tube is arranged, and windproof wings are symmetrically arranged on both sides of the protective tube. The inner end faces of the windproof wings are respectively nested with buffer components. The upper surface of the windproof wings is a flat and smooth arc surface. The front edge and the downward curved trailing edge with an arc, the outer side of the windproof wing is provided with an outer casing, the bottom of the inner surface of the outer casing is provided with a reinforced angle steel symmetrical with the windproof wings on both sides, and the two ends of the reinforced angle steel are set upward and They are in contact with the trailing edges of the windproof wings on both sides respectively, and the inner surface of the outer casing is tangent to the reinforced angle steel, the windproof wings and the protective tube; while the reinforcement is stable, the windproof effect is good, which better meets the protection requirements of the transmission line and prevents the transmission line from deflecting. , falling, and the transmission line can be limited to a safe distance.

Description

A high-voltage transmission tower reinforcement device

technical field

The utility model relates to the technical field of power transmission reinforcement, in particular to a reinforcement device for a high-voltage power transmission tower.

Background technique

At present, the power transportation system is an important part of the country's large-scale complex lifeline system, and its safe operation directly affects the country's production and construction and people's basic living needs. In recent years, due to the improvement and upgrading of the national energy supply strategy, a large number of high-voltage and ultra-high-voltage transmission lines have been built one after another. The ability to resist wind is weakened, and whether it can successfully resist the damage of strong wind has become the most concerned issue of relevant departments.

At present, the requirements for intelligent power grid construction and system stability are getting higher and higher. Improving the safe and stable operation of transmission lines is one of the important tasks in the operation of transmission lines. The factors that cause wind fixed obstacles in transmission lines have also increased in the proportion of transmission line obstacles in recent years. The main types of wind damage failures,

In addition, the main material of the transmission tower is angle steel, which is a space truss structure composed of angle steel. Under the action of strong wind, it is easy to cause structural damage, and even cause accidents such as tower collapse, which seriously endangers social security and causes huge economic losses. Therefore, it is very necessary to strengthen the transmission towers against wind.

Because of its special structural properties, the angle steel of the transmission tower is easily broken under the action of strong wind, thus causing the damage of the transmission tower. At the same time, since the reinforcement of the iron tower is a high-altitude operation, and welding cannot be used under the stress state.

Therefore, most of the existing equipment for windproof and reinforcement operation of transmission tower transmission lines have the following problems: the windproof effect is not obvious enough; the load caused by the transmission line and the transmission tower itself is serious; there is no special reinforcement and protection for sensitive parts, And it is easy to cause deflection and falling of the transmission line, and then frequent leakage and high-risk accidents occur, and cannot resist complex and harsh natural disasters.

Utility model content

In view of this, in order to solve the above-mentioned deficiencies of the prior art, the purpose of the present utility model is to provide a high-voltage power transmission tower reinforcement device, which is reinforced and stable, and has a good windproof effect, better meets the protection requirements of transmission lines, and prevents extremely In severe cases, the high-voltage transmission line can still be limited to a safe distance when the transmission line is deflected and falls, which is more practical.

For realizing the above-mentioned purpose, the technical scheme that the utility model adopts is:

A high-voltage power transmission tower reinforcement device comprises an iron tower frame body, a horizontal transmission line arranged on the iron tower frame body, and a windproof wing, a buffer assembly, an outer casing, and a reinforcing angle steel arranged at the end of the iron tower frame body;

The outside of the transmission line is provided with a protective tube, the two sides of the protective tube are symmetrically provided with windproof wings, the inner end faces of the windproof wings are respectively nested with buffer components, the upper surface of the windproof wings is a flat and smooth arc surface, and a single The windproof wing includes a front edge connected to the protective tube, a downwardly curved trailing edge with an arc, an outer casing is provided on the outer side of the windproof wing, and the bottom of the inner surface of the outer casing is provided with a symmetrical pair of the windproof wings on both sides. Reinforced angle steel, the two ends of the reinforced angle steel are arranged upward and are respectively abutted with the rear edges of the two windproof wings, and the inner surface of the outer sleeve is tangent to the reinforced angle steel, the windproof wings and the protective tube.

Further, the inner diameter of the trailing edge is smaller than the inner diameter of the leading edge.

Further, the reinforcing angle steel is L-shaped.

Further, the reinforcing angle steel is located directly below the power line.

Further, one side of the outer sleeve is provided with a rotating shaft, and the other side is connected by bolts.

Further, the buffer assembly is a buffer plate.

Further, several flanges are distributed on the inner side of the buffer assembly.

The beneficial effects of the present utility model are:

The utility model has the advantages of simple and novel structure, high efficiency in operation, good windproof effect while being reinforced and stable, and better meets the protection requirements of the transmission line, and prevents the transmission line from deflecting and falling under extremely bad conditions, and still can limit the high-voltage transmission line to a safe level. In the range of distance, it is more practical. It has the following advantages:

First, the innovation of the setting of the outer casing and the reinforced angle steel is outstanding. The two ends of the reinforced angle steel are set upward and are respectively in contact with the rear edges of the windproof wings on both sides. The inner surface of the outer casing is tangent to the reinforced angle steel, the windproof wings and the protective tube. Through the simultaneous and interaction of windproof wings, reinforced angle steel, protective pipes, and outer casings, the ends of the tower body that are prone to breakage and accidents can be effectively reinforced, and the windproof effect of the transmission line is also ensured. stable;

In addition, the design of the outer casing, through the cooperation of the rotating shaft and the bolt, is convenient for disassembly and assembly, which solves many problems such as the collapse of the transmission tower, breakage, construction trouble, etc., saving time and effort;

Second, the setting of the windproof wings is innovative and outstanding. The two sides of the protective tube are symmetrically provided with windproof wings. The upper surface of the windproof wings is a flat and smooth arc surface, which satisfies the fluid mechanics, shares and weakens the wind power, and buffers the wind power of the transmission line. , vertical gravity load, and can make the transmission line in the middle have a small lifting force, avoiding the deflection and falling of the high-voltage transmission line, making the transmission line more resistant to wind and high-altitude resistance, ensuring the balance of the transmission line. stability;

Third, the trailing edge of the windproof wing can make up for the lack of power on the upper surface of the windproof wing to resist the wind, and the trailing edge weakens the wind force shared by both sides to obtain effective and rapid buffering; the inner diameter of the trailing edge is smaller than the inner diameter of the leading edge, which is very good. It satisfies the fluid mechanics and the wing design, making the transmission line itself more stable and balanced;

Fourth, the windproof wings and the buffer components cooperate well. The inner end faces of the windproof wings are respectively nested with buffer components. The size of the buffer components can be configured according to the actual power transmission environment. Load bearing capacity, on the other hand, nested buffer plates can also be used in conjunction with wind resistance;

There are several flanges distributed on the inner side of the buffer assembly to buffer the wind resistance from the wind-proof wings. At the same time, the wind-proof effect is good, and it also has the functions of rain-proof and anti-corrosion, which improves the service life and is more practical.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the enlarged schematic diagram of Fig. 1;

Fig. 3 is the structural schematic diagram of windproof wing;

Fig. 4 is a partial schematic diagram of the nesting relationship between the windproof wing and the buffer assembly;

Fig. 5 is the structural representation of outer casing;

Markings in the figure: 1. Iron tower body, 2. Power transmission line, 3. Wind protection wing, 301, Leading edge, 302, Trailing edge, 4. Buffer assembly, 401, Flange, 5. Outer casing, 501, Rotating shaft, 502. Rotating shaft, 6. Reinforced angle steel, 7. Protection pipe.

Detailed ways

Specific examples are given below to further illustrate the technical solutions of the present invention in a clear, complete and detailed manner. This embodiment is the best embodiment based on the technical solution of the present invention, but the protection scope of the present invention is not limited to the following embodiments.

A high-voltage power transmission tower reinforcement device, comprising an iron tower frame body 1, a horizontal transmission line 2 arranged on the iron tower frame body 1, and a windproof wing 3 arranged at the end of the iron tower frame body 1, a buffer assembly 4, and an outer casing 5 , Reinforced angle steel 6;

The outside of the transmission line 2 is provided with a protective tube 7, the two sides of the protective tube 7 are symmetrically provided with windproof wings 3, and the inner end faces of the windproof wings 3 are respectively nested with buffer components 4, and the windproof wings 3 and the buffer components 4 cooperate well, and can The size of the buffer assembly 4 is configured according to the actual power transmission environment. On the one hand, the load bearing capacity of the transmission line 2 and the tower body 1 can be well considered, and on the other hand, the nested buffer plate can be used in conjunction with the wind resistance; The upper surface of the windproof wing 3 is a flat and smooth arc-shaped surface, and the setting of the windproof wing 3 is innovative and outstanding, which satisfies the fluid mechanics, shares and weakens the wind force, buffers the wind force of the transmission line 2 and the load of vertical gravity, and can make the middle The transmission line 2 has a small lifting force, which avoids the deflection and falling of the high-voltage transmission line, so that the transmission line 2 can withstand wind and high-altitude resistance, and ensures the balance and stability of the transmission line 2; The wing 3 includes a leading edge 301 connected to the protective tube 7, and a trailing edge 302 that is bent downward and has an arc. 302 weakens the wind force shared by both sides and then obtains effective and fast buffering; the outer side of the windproof wing 3 is provided with an outer casing 5, and the bottom of the inner surface of the outer casing 5 is provided with a reinforced angle steel 6 symmetrical with the windproof wings 3 on both sides, so The two ends of the reinforcing angle steel 6 are set upward and are respectively abutted against the trailing edges 302 of the windshield wings 3 on both sides. In the present utility model, the arrangement of the outer casing 5 and the reinforcing angle steel 6 is innovative and outstanding. Through the simultaneous and interaction of the windproof wing 3, the reinforcing angle steel 6, the protective pipe 7 and the outer casing 5, the iron tower frame body 1 can be effectively prevented from being easily broken. , the end of the accident and other places are reinforced, and at the same time, the windproof effect of the transmission line 2 is ensured, and the whole is more stable.

Further, the buffer assembly 4 is a buffer plate.

Further, a plurality of flanges 401 are distributed on the inner side of the buffer assembly 4 to buffer the wind resistance of the windproof wings 3. The windproof effect is good, and it also has the functions of rainproof and anti-corrosion, which improves the service life and is more practical.

Further, the inner diameter of the trailing edge 302 is smaller than the inner diameter of the leading edge 301 , which well satisfies the fluid mechanics and conforms to the design of the airfoil, so that the power transmission line 2 itself can be more stable and balanced.

Further, the reinforcing angle steel 6 is L-shaped and has good stability.

Further, the reinforcing angle steel 6 is located directly below the power transmission line 2 .

Further, one side of the outer sleeve 5 is provided with a rotating shaft 501 , and the other side is connected by bolts 502 . The outer sleeve 5 has a cylindrical structure. The design of the outer casing 5, through the cooperation of the rotating shaft 501 and the bolts, facilitates disassembly and assembly, solves many problems such as tower collapse accident, breakage, and troublesome construction, saving time and effort.

Further, the protective tube 7 is a cylindrical structure wrapped on the outside of the power transmission line 2, so as to avoid the operation of the windproof and reinforcement device directly on the power transmission line 2, so as to achieve effective isolation.

Further, in order to better achieve the reinforcement effect, the bottom of the outer casing 5 can also be tangentially provided with a fixing rod that is bolted to the iron tower frame body 1 .

To sum up, the utility model is a high-voltage power transmission tower reinforcement device, which has the advantages of simple and novel structure, high efficiency in operation, good windproof effect while reinforcement and stability, better meet the protection requirements of transmission lines, and prevent the occurrence of transmission lines in extremely bad conditions. When deflecting and falling, the high-voltage transmission line can still be limited to a safe distance, which is more practical.

The main features, basic principles and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements according to the actual situation, and these changes and improvements all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The high-voltage transmission tower reinforcing device comprises a tower body (1) and a horizontal transmission line (2) arranged on the tower body (1), and is characterized by further comprising a wind-proof wing (3) arranged at the end part of the tower body (1), a buffer component (4), an outer sleeve (5) and reinforcing angle steel (6);

   a protective pipe (7) is arranged outside the power transmission line (2), two sides of the protective pipe (7) are symmetrically provided with a wind-proof wing (3), the inner side end surfaces of the wind-proof wings (3) are respectively provided with a buffer component (4) in a nested manner, the upper surface of each wind-proof wing (3) is a flat and smooth arc-shaped surface, each wind-proof wing (3) comprises a front edge (301) connected to the protective pipe (7) and a rear edge (302) which is bent downwards and provided with a radian, the outer side of each windproof wing (3) is provided with an outer sleeve (5), the bottom of the inner surface of each outer sleeve (5) is provided with a reinforcing angle steel (6) which is symmetrical with the windproof wings (3) on the two sides, the two ends of the reinforcing angle steel (6) are arranged upwards and respectively prop against the rear edges (302) of the windproof wings (3) at the two sides, the inner surface of the outer sleeve (5) is tangent to the reinforcing angle steel (6), the windproof wing (3) and the protective pipe (7).
2. 2. The pylon reinforcement device of claim 1, wherein the trailing edge (302) has an inner diameter less than an inner diameter of the leading edge (301).
3. 3. The reinforcing device for the high-voltage transmission tower according to claim 1, wherein the reinforcing angle steel (6) is L-shaped.
4. 4. The high-voltage transmission tower reinforcing device according to claim 1, wherein the reinforcing angle steel (6) is located right below the transmission line (2).
5. 5. The reinforcing device for high-voltage transmission towers according to claim 1, wherein a rotation shaft (501) is arranged at side of the outer sleeve (5), and the other side is connected by a bolt (502).
6. 6. The reinforcing device for the high-voltage transmission tower according to claim 1, wherein the buffering component (4) is a buffering plate.
7. 7. The reinforcing device for the high-voltage transmission tower of claim 1, wherein the inner side surface of the buffering component (4) is distributed with a plurality of flanges (401).

Images