Mountain extra-high voltage power transmission iron tower

Abstract

The utility model discloses a mountain extra-high voltage power transmission iron tower which comprises an iron tower body, a transverse frame is arranged on the iron tower body, a mounting frame is fixedly connected to the upper surface of the transverse frame, a shock pad is arranged on the mounting frame, and a damping layer and a rubber layer are arranged on the side surface of the shock pad. A left-layer protection cover and a right-layer protection cover are arranged on the mounting frame, protection grooves are formed in the left-layer protection cover and the right-layer protection cover, protection pipes are arranged on the protection grooves, the protection pipes are in a semi-arc shape, and a cable is arranged between the two protection pipes. The protection pipe and the inner surface of the protection groove are fixedly connected through a spring and a telescopic rod. Through the above devices, through cooperation of the shock pad, the damping layer, the rubber layer, the left-layer protection cover, the right-layer protection cover, the protection pipe and the spring, the cable can be effectively protected, the cable is prevented from being damaged by external vibration, and the device is suitable for a mountain environment with frequent vibration.

Description

Technical Field

[0001] The utility model relates to the technical field of transmission towers, in particular to a mountain ultra-high voltage transmission tower. Background Art

[0002] In the existing transmission tower technology, simple shock absorption is mostly used for protection. However, in this way, the cable is easily damaged when encountering strong vibrations. For example, the Chinese patent discloses "a mountain ultra-high voltage transmission tower" with the application number "CN202222125939.3". It uses cable clamps, bidirectional threaded rods and damping buffer springs. The damping buffer springs enable the rotating telescopic rod and the fixed telescopic rod to buffer the support frame in strong wind conditions. However, it can only be used for shock absorption in general environments, and the effect is relatively limited and cannot be applied to mountain environments with frequent vibrations. Summary of the Utility Model

[0003] The purpose of the utility model is to at least solve one of the technical problems existing in the prior art, and provide a mountain ultra-high voltage transmission tower. Through the cooperation of the left-layer protective cover, the right-layer protective cover, the protective tube and the spring, the protective tube absorbs and disperses vibrations due to the buffering of the spring, preventing damage to the cable. The connection of the left-layer protective cover and the right-layer protective cover effectively controls the cable and further reduces vibrations. Through the cooperation of the shock pad, the damping layer and the rubber layer, the rubber layer better prevents the left-layer protective cover and the right-layer protective cover from falling off and further reduces vibrations, thereby effectively preventing large vibrations. The two-layer protection greatly weakens the vibrations, effectively protects the cable, ensures that the cable can be fully protected in the mountain environment, prevents damage to the cable caused by external vibrations, and improves the reliability and safety of the power transmission system.

[0004] The utility model also provides a mountain ultra-high voltage transmission tower with the above features, including: a tower body, a cross frame is arranged on the tower body, an installation frame is fixedly connected to the upper surface of the cross frame, a shock pad is arranged on the installation frame, and a damping layer and a rubber layer are arranged on the side surface of the shock pad; a left-layer protective cover and a right-layer protective cover are arranged on the installation frame, protective grooves are arranged inside the left-layer protective cover and the right-layer protective cover, a protective tube is arranged on the protective groove, the protective tube is in a semi-circular arc shape, a cable is arranged between the two protective tubes, and the protective tube and the inner surface of the protective groove are fixedly connected by a spring and a telescopic rod. Through the above devices, through the cooperation of the shock pad, the damping layer, the rubber layer, the left-layer protective cover, the right-layer protective cover, the protective tube and the spring, the cable can be effectively protected and damage to the cable caused by external vibrations can be prevented, and it is applicable to mountain environments with relatively frequent vibrations.

[0005] According to a mountain ultra-high voltage transmission tower of the present utility model, the cross frame is located at the upper part of the tower body, and stay cables are arranged at both ends of the cross frame. Through the above device, the cross frame can be conveniently supported and fixed by the stay cables.

[0006] According to a mountain ultra-high voltage transmission tower of the present utility model, the mounting frames are located on both sides of the tower body, and the number of the mounting frames is four. Through the above device, the cables can be conveniently supported by the positions of the mounting frames.

[0007] According to a mountain ultra-high voltage transmission tower of the present utility model, mounting grooves are arranged on the mounting frames, and the shock pads, the left layer protection cover and the right layer protection cover are all located inside the mounting grooves. Through the above device, the cables can be conveniently clamped by the mounting grooves.

[0008] According to a mountain ultra-high voltage transmission tower of the present utility model, two threaded rods are arranged on the mounting frames, the threaded rods are located on both sides of the mounting grooves, and the other ends of the threaded rods are fixedly connected with the shock pads. Through the above device, a certain pressure can be conveniently applied through the threaded rods for fixation.

[0009] According to a mountain ultra-high voltage transmission tower of the present utility model, the shock pad is semi-circular arc-shaped, and the damping layer is located between the shock pad and the rubber layer. Through the above device, the left layer protection cover and the right layer protection cover can be conveniently fixed by the shape of the shock pad to prevent falling off.

[0010] According to a mountain ultra-high voltage transmission tower of the present utility model, both the left layer protection cover and the right layer protection cover are semi-circular arc-shaped, and the left layer protection cover and the right layer protection cover are detachably connected by bolts. Through the above device, the cables can be conveniently covered by the shapes of the left layer protection cover and the right layer protection cover.

[0011] According to a mountain ultra-high voltage transmission tower of the present utility model, the cable penetrates through the protection tube, the telescopic rod is located inside the spring, and the spring and the telescopic rod are wound inside the protection groove. Through the above device, the cable can be effectively protected by the protection tube.

[0012] Beneficial effects

[0013] Compared with the prior art, for the mountain UHV transmission tower, through the cooperation of the left protective cover, the right protective cover, the protection pipe and the spring, due to the buffering of the spring, the protection pipe absorbs and disperses vibrations, preventing damage to the cable. The connection of the left protective cover and the right protective cover effectively controls the cable and further reduces vibrations. Through the cooperation of the shock pad, the damping layer and the rubber layer, the rubber layer better prevents the left protective cover and the right protective cover from falling off and further reduces vibrations, thus effectively preventing large vibrations. The two-layer protection greatly weakens the vibrations, effectively protects the cable, ensures that the cable can be fully protected in the mountain environment, prevents damage to the cable caused by external vibrations, and improves the reliability and safety of the power transmission system. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The following further describes the present invention in conjunction with the drawings and embodiments;

[0015] Figure 1 is the front view of the mountain UHV transmission tower of the present invention;

[0016] Figure 2 is the left view of the mountain UHV transmission tower of the present invention;

[0017] Figure 3 is the Figure 1 horizontal cross-sectional view of the mountain UHV transmission tower of the present invention;

[0018] Figure 4 is the Figure 1 enlarged view at A in the mountain UHV transmission tower of the present invention;

[0019] Figure 5 is the Figure 3 enlarged view at B in the mountain UHV transmission tower of the present invention.

[0020] Legend:

[0021] 1, tower body; 2, cross frame; 3, mounting frame; 4, cable; 5, threaded rod; 6, shock pad; 7, damping layer; 8, rubber layer; 9, left protective cover; 10, right protective cover; 11, bolt; 12, protection groove; 13, spring; 14, telescopic rod; 15, protection pipe; 16, mounting groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] This part will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the drawings. The role of the drawings is to supplement the description in the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the protection scope of the present invention.

[0023] Refer toFigures 1-5 , in an embodiment of the present utility model, a mountainous ultra-high voltage transmission tower includes: a tower main body 1, on which a cross frame 2 is provided. The cross frame 2 ensures its stability and reliability in various harsh environments. The cross frame 2 is located at the upper part of the tower main body 1. Stay cables are provided at both ends of the cross frame 2 to support and fix the cross frame 2. An installation frame 3 is fixedly connected to the upper surface of the cross frame 2 to support a cable 4. The installation frame 3 is located on both sides of the tower main body 1, and the number of the installation frames 3 is four. An installation groove 16 is provided on the installation frame 3. A shock-absorbing pad 6, a left-layer protective cover 9 and a right-layer protective cover 10 are all located inside the installation groove 16. Two threaded rods 5 are provided on the installation frame 3 to facilitate the extrusion of the left-layer protective cover 9 and the right-layer protective cover 10. The threaded rods 5 are located on both sides of the installation groove 16, and the other ends of the threaded rods 5 are fixedly connected to the shock-absorbing pad 6. A shock-absorbing pad 6 is provided on the installation frame 3 to reduce vibration. The shock-absorbing pad 6 is semi-circular in shape. A damping layer 7 and a rubber layer 8 are provided on the side surface of the shock-absorbing pad 6. The damping layer 7 is located between the shock-absorbing pad 6 and the rubber layer 8. The damping layer 7 and the rubber layer 8 effectively improve the shock-absorbing effect and durability.

[0024] A left-layer protective cover 9 and a right-layer protective cover 10 are provided on the installation frame 3 to protect the cable 4. Both the left-layer protective cover 9 and the right-layer protective cover 10 are semi-circular in shape. The left-layer protective cover 9 and the right-layer protective cover 10 are detachably connected by bolts 11, which facilitates the disassembly or installation of the left-layer protective cover 9 and the right-layer protective cover 10. Protection grooves 12 are provided inside both the left-layer protective cover 9 and the right-layer protective cover 10. Protection tubes 15 are provided on the protection grooves 12 to protect the cable 4. The protection tubes 15 are semi-circular in shape. A cable 4 is provided between the two protection tubes 15. The protection tubes 15 and the inner surface of the protection grooves 12 are fixedly connected by springs 13 and telescopic rods 14. The springs 13 and the telescopic rods 14 have a shock-absorbing effect on the cable 4. The cable 4 passes through the protection tubes 15. The telescopic rods 14 are located inside the springs 13. The springs 13 and the telescopic rods 14 are arranged inside the protection grooves 12 in a surrounding manner.

[0025] Working principle: When in use, first place the left-layer protective cover 9 and the right-layer protective cover 10 on the cable 4 so that the protection tubes 15 are in contact with the cable 4. Then lock the left-layer protective cover 9 and the right-layer protective cover 10 by bolts 11. Thus, the elastic force of the spring 13 is used to protect the cable 4 and provide a certain shock-absorbing effect. Finally, rotate the threaded rods 5 on both sides of the installation groove 16 to make the shock-absorbing pad 6 squeeze the left-layer protective cover 9 and the right-layer protective cover 10. The damping layer 7 and the rubber layer 8 reduce vibration, so that when the vibration reaches the cable 4, it is gradually reduced.

[0026] The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings. However, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the gist of the present utility model within the scope of knowledge possessed by those of ordinary skill in the relevant art.

Claims

1. A mountain ultra-high voltage transmission tower, characterized in that: include: An iron tower body (1), wherein a cross frame (2) is arranged on the iron tower body (1), a mounting frame (3) is fixedly connected to the upper surface of the cross frame (2), a shock absorbing pad (6) is arranged on the mounting frame (3), and a damping layer (7) and a rubber layer (8) are arranged on the side surface of the shock absorbing pad (6); The mounting frame (3) is provided with a left protective cover (9) and a right protective cover (10), and the left protective cover (9) and the right protective cover (10) are both provided with a protective groove (12) inside, and a protective tube (15) is provided on the protective groove (12), and the protective tube (15) is in a semicircular arc shape, and a cable (4) is provided between the two protective tubes (15), and the protective tube (15) and the inner surface of the protective groove (12) are fixedly connected via a spring (13) and a telescopic rod (14).

2. A mountain ultra-high voltage transmission tower according to claim 1, characterized in that: The cross frame (2) is located at the upper part of the iron tower body (1), and zippers are provided at both ends of the cross frame (2).

3. A mountain ultra-high voltage transmission tower according to claim 1, characterized in that: The mounting frames (3) are located on both sides of the iron tower body (1), and the number of the mounting frames (3) is four.

4. A mountain ultra-high voltage transmission tower according to claim 1, characterized in that: The mounting frame (3) is provided with a mounting groove (16), and the shock-absorbing pad (6), the left protective cover (9) and the right protective cover (10) are all located inside the mounting groove (16).

5. A mountain ultra-high voltage transmission tower according to claim 4, characterized in that: The mounting frame (3) is provided with two threaded rods (5), the threaded rods (5) are located on both sides of the mounting groove (16), and the other ends of the threaded rods (5) are fixedly connected to the shock-absorbing pad (6).

6. A mountain ultra-high voltage transmission tower according to claim 1, characterized in that: The shock absorbing pad (6) is semicircular in shape, and the damping layer (7) is located between the shock absorbing pad (6) and the rubber layer (8).

7. A mountain ultra-high voltage transmission tower according to claim 1, characterized in that: The left protective cover (9) and the right protective cover (10) are both semicircular arc-shaped, and the left protective cover (9) and the right protective cover (10) are detachably connected via bolts (11).

8. The mountain ultra-high voltage transmission tower according to claim 1, characterized in that: The cable (4) passes through the protective tube (15), the telescopic rod (14) is located inside the spring (13), and the spring (13) and the telescopic rod (14) are surrounded inside the protective groove (12).

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