Fixing device for preventing wire strand scattering of high-voltage power transmission line

Abstract

The utility model relates to a high-voltage power transmission line lead strand loosening prevention fixing device which comprises a main fixing piece, a hexagonal side pressing piece is arranged on the left side of the upper portion of the main fixing piece, a round side pressing piece is arranged on the right side of the upper portion of the main fixing piece, and fastening connecting pieces are arranged between the hexagonal side pressing piece and the main fixing piece and between the round side pressing piece and the main fixing piece. Protective linings are arranged in inner holes in the outer ends of the main fixing piece and the circular side pressing piece; according to the device, the risks of equipment failures and accidents are reduced, long-time stable operation of equipment is ensured, and the influence of the device on the surrounding environment is minimized by adopting environment-friendly materials and processes.

Description

TECHNICAL FIELD

[0001] The utility model belongs to high -voltage transmission line protection equipment technical field, concretely relates to high -voltage transmission line prevents the fixed device of wire strand. BACKGROUND

[0002] Transmission line is the important component of power grid, and the reliability of power transmission of power grid depends on the reliability of the working state of transmission line to a great extent. The working environment of transmission line usually has great span, and has certain complexity and uncertainty, when encountering bad weather change, the wire dancing and the friction of wire clamp are generated, the protective layer of transmission line wire is destroyed, and finally leads to wire strand or even broken strand, which seriously affects the reliable operation of transmission line. SUMMARY

[0003] The utility model discloses a high -voltage transmission line prevents the fixed device of wire strand, which can not only improve the service life of transmission line wire and hardware, but also ensure the safe and reliable operation of transmission line when encountering bad weather change, and effectively reduce the power transmission line outage maintenance and other problems caused by wire strand.

[0004] The utility model discloses a high -voltage transmission line prevents the fixed device of wire strand, which can not only improve the service life of transmission line wire and hardware, but also ensure the safe and reliable operation of transmission line when encountering bad weather change, and effectively reduce the power transmission line outage maintenance and other problems caused by wire strand.

[0005] The fastening connecting piece includes an inner hexagonal cylindrical head bolt and a nut.

[0006] The main fixed part is provided with a hole on the side, and the hole cooperates with the fastening connecting piece.

[0007] The main fixed part, the hexagonal side pressing part and the circular side pressing part are all made of aluminum alloy.

[0008] The main fixed part and the circular side pressing part are provided with a protective lining in the inner hole of the outer end.

[0009] The main fixed part and the circular side pressing part are provided with a protective lining in the inner hole of the outer end.

[0010] The protective lining is made of rubber, PLA, ABS or nylon.

[0011] The utility model discloses a beneficial effect: under the support of main fixed part, through the lateral pressure effect of hexagonal side pressure spare and round side pressure spare, can firmly fix high -voltage transmission line, prevent wire strand and fall off, ensure the stability and security of transmission line. The setting of protective inner lining can reduce the friction and abrasion between wire and device, effectively avoid the wire strand breakage of the wire near the terminal due to fatigue failure, prolong the service life of transmission line. The device adopts light high -strength material such as aluminium alloy, and the weight is light, and the strength is high, and is convenient to install and maintain. At the same time, the material quality selection of protective inner lining is various, can select according to different environment and wire material, improve the adaptability and durability of device. Fastening connecting spare adopts internal hexagonal cylindrical head bolt, and is equipped with nut, flat pad, elastic pad complete set and so on, is convenient to disassemble and assemble. The device reduces the risk of equipment failure and accident, ensures the long -term stable operation of equipment, adopts environmental protection material and technology, to minimize the influence of device on surrounding environment. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the overall front view of high -voltage transmission line anti -wire strand fixed device of the utility model.

[0013] Figure 2 It is the front view of high -voltage transmission line anti -wire strand fixed device of the utility model.

[0014] Figure 3 It is the overall side view of high -voltage transmission line anti -wire strand fixed device of the utility model.

[0015] Figure 4 It is the side view of high -voltage transmission line anti -wire strand fixed device of the utility model.

[0016] Figure 5 It is the overall plan view of high -voltage transmission line anti -wire strand fixed device of the utility model.

[0017] In the drawing: 1, main fixed part 2, hexagonal side pressure spare 3, round side pressure spare 4, fastening connecting spare 5, internal hexagonal cylindrical head bolt 6, nut 7, orifice 8, protective inner lining 9, recess 10, boss. DETAILED DESCRIPTION

[0018] The utility model will be further explained in connection with the drawings.

[0019] Example 1

[0020] As Figures 1-5As shown in the high voltage transmission line to prevent the wire strand fixing device, it includes the main fixed part 1, the upper left side of the main fixed part 1 is provided with hexagonal side pressure part 2, the upper right side of the main fixed part 1 is provided with round side pressure part 3, the hexagonal side pressure part 2 and the round side pressure part 3 are provided with fastening connecting piece 4 between the main fixed part 1.

[0021] The fastening connecting piece 4 includes an internal hexagonal head bolt 5 and a nut 6.

[0022] The main fixed part 1 is provided with a hole 7, and the hole 7 is matched with the fastening connecting piece 4.

[0023] The main fixed part 1, the hexagonal side pressure part 2 and the round side pressure part 3 are all made of aluminum alloy.

[0024] The utility model discloses in using, the wire is placed on the main fixed part 1, makes it and the contact surface of hexagonal side pressure part 2 and round side pressure part 3 closely fit, and the main function of hexagonal side pressure part 2 is to compress the hexagonal end of wiring terminal, and the structure adopts the design of single pair of surface size compression to guarantee clamping force and good contact, to ensure that reliable tightening reliability is realized under the premise of easy installation, and the main function of round side pressure part 3 is to compress the wire side of wiring terminal bare wire and protect the wire bending, and the internal hexagonal head bolt 5 is passed through hexagonal side pressure part 2 and round side pressure part 3, and the nut 6 is tightened, so that hexagonal side pressure part 2 and round side pressure part 3 generate enough compression force to the wire. The device significantly improves the power supply reliability of transmission line, and greatly improves the personal safety level. Through developing various maintenance operations, the defects and safety hazards of transmission line can be handled in time, which provides solid protection for the stable and safe operation of power grid.

[0025] Example 2

[0026] As Figures 1-5 The high voltage transmission line to prevent the wire strand fixing device, it includes the main fixed part 1, the upper left side of the main fixed part 1 is provided with hexagonal side pressure part 2, the upper right side of the main fixed part 1 is provided with round side pressure part 3, the hexagonal side pressure part 2 and the round side pressure part 3 are provided with fastening connecting piece 4 between the main fixed part 1.

[0027] In order to better effect, the fastening connecting piece 4 includes an internal hexagonal head bolt 5 and a nut 6. The internal hexagonal head bolt 5 is formed by 8 carbon steel materials by rolling and strengthening process, and is matched with the nut, flat pad and elastic pad to form a complete fastening connecting piece, four sets of which are used for fixing the hexagonal side pressure part 2, and the other four sets are used for fixing the round side pressure part 3, so as to ensure the reliable connection of the overall structure.

[0028] For better effect, the main fixing part 1 side is provided with an aperture 7, which cooperates with the fastening connecting part 4. The fixing bolt aperture 7 is designed as a hexagon profile structure, which ensures that after the structural part combination is in place, the fastening installation can be realized by using a single-side internal hexagonal wrench, thereby maximizing the suitability of single-person operation.

[0029] For better effect, the main fixing part 1, the hexagonal side pressing part 2 and the circular side pressing part 3 are all made of aluminum alloy. They can be formed by machining center cutting or laser thermal melting 3D printing.

[0030] For better effect, the main fixing part 1 and the circular side pressing part 3 outer end inner hole are provided with a protective lining 8.

[0031] For better effect, the main fixing part 1 and the circular side pressing part 3 inner hole wall are provided with a groove 9, and the protective lining 8 inner side is provided with a boss 10. The axial positioning of the protective lining 8 is realized, and the stability of the protective lining 8 in use is ensured.

[0032] For better effect, the protective lining 8 is made of rubber, PLA, ABS or nylon. High-strength, wear-resistant and non-damaging aluminum wire organic materials are adopted. According to the trial-manufacturing stage, the material mechanical properties and easy processing properties and the precision and appearance texture after processing forming are evaluated to determine the final use material.

[0033] In use, the wire is placed on the main fixing part 1, and the contact surface of the hexagonal side pressing part 2 and the circular side pressing part 3 is tightly attached. The main function of the hexagonal side pressing part 2 is to press the hexagonal end of the terminal, and the structure adopts a single pair of surface size compression to ensure the clamping force and good contact design, so that reliable tightening reliability is realized under the premise of easy installation. The main function of the circular side pressing part 3 is to press the wire bending protection on one side of the terminal bare wire, the internal hexagonal cylindrical head bolt 5 passes through the hexagonal side pressing part 2 and the circular side pressing part 3, and the nut 6 is tightened, so that the hexagonal side pressing part 2 and the circular side pressing part 3 generate sufficient pressing force on the wire. Further, the main fixing part 1 and the circular side pressing part 3 outer end inner hole are provided with a protective lining 8, and the above and below semicircular structure circular surface increases the high-strength, wear-resistant and non-damaging aluminum wire organic material as the protective lining 8, which effectively avoids the occurrence of wire strand breakage caused by fatigue failure of the terminal adjacent wire. The protective lining 8 structure is provided with an annular boss 10 on the inner side of the device opening, and the corresponding groove 9 is arranged on the inner hole wall of the main fixing part 1 and the circular side pressing part 3, so as to realize the axial positioning of the protective lining 8 and ensure the stability of the protective lining 8 in use. The device significantly improves the power supply reliability of the power transmission line, and greatly improves the personal safety level. Through the development of various maintenance operations, the defects and safety hazards of the power transmission line can be timely handled, which provides a solid guarantee for the stable and safe operation of the power grid.

Claims

1. A device for preventing the unstranding of the wires of a high voltage power line, comprising a main fixing element, characterized in that: The upper left side of the main fixing part is provided with a hexagonal side pressing part, and the upper right side of the main fixing part is provided with a round side pressing part.

2. A high voltage power line conductor strand slippage prevention and fixation device according to claim 1, characterized in that: The fastening connecting part comprises an inner hexagonal cylindrical head bolt and a nut.

3. A device for preventing the dehitching of the strands of a high-voltage power line according to claim 2, characterized in that: The side of the main fixing part is provided with a hole, and the hole cooperates with the fastening connecting part.

4. A high voltage power line strand de-wireing prevention fixture according to claim 3, characterized in that: The main fixing part, the hexagonal side pressing part and the round side pressing part are all made of aluminum alloy.

5. The high voltage power line conductor strand slippage prevention and fixation device of claim 1, wherein: The outer hole of the main fixing part and the round side pressing part is provided with a protective lining.

6. A high voltage power line strand de-wicking fixture as defined in claim 5, wherein: The inner hole wall of the main fixing part and the round side pressing part is provided with a groove, and the inner side of the protective lining is provided with a boss.

7. A high voltage power line strand de-icing device according to claim 6, characterized in that: The material of the protective lining is rubber, PLA, ABS or nylon.

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