CN211266256U

CN211266256U - Insulating support holding rod for live-line work overhaul of cat-head tangent tower

Info

Publication number: CN211266256U
Application number: CN201922373069.XU
Authority: CN
Inventors: 鲍森佳; 徐超; 王涛; 杨凯; 魏进; 岳强; 杨亚杰
Original assignee: Shanxi Changshui Power Engineering Co ltd
Current assignee: Shanxi Changshui Power Engineering Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-08-14
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a cat head tangent tower hot-line work overhauls and embraces pole with insulating support relates to power transmission and transformation facility transformation technical field, including embracing the pole base, embrace the upper surface set up screw hole of pole base, the inside threaded connection fixing bolt of screw hole, fixing bolt's one end threaded connection has the adapter sleeve, the lower surface welding of adapter sleeve has the fixed block, the shape of fixed block is the toper, the last fixed surface who embraces the pole base installs the hydraulic stem. This cat head tangent tower live working overhauls and embraces pole with insulation support, through the cooperation setting of first pulley and second pulley, under the effect of locking bolt, embrace the pole to the second and fix to played easy operation's effect, reached the purpose easy to assemble and dismantle, adapter sleeve and fixed block are disposable material, dismantlement armful pole base that the in-process that uses can be quick, thereby played convenient to use's effect, reached the purpose that improves work efficiency.

Description

Insulating support holding rod for live-line work overhaul of cat-head tangent tower

Technical Field

The utility model relates to a power transmission and transformation facility reforms transform technical field, specifically is a cat head tangent tower live working overhauls and embraces pole with insulating support.

Background

According to eighteen power grid major anti-accident measures of the national power grid company (2005), the sixth item of ' windage yaw accident ' in power transmission line accident prevention ' and an important indication of the first meeting (expansion) of the national power supervision committee on the safety committee in 2006, namely ' the power grid has weak capability of resisting natural disasters and has windage yaw discharge phenomenon caused by strong wind ', the design standard of the windage yaw of the power transmission line is lower, the file spirit of ' the windage yaw prevention measure is still required to be improved ', and the like, after ' ice disaster ' in 2008, the national power grid company discards all original standard tower types of the original 110KV220KV, adjusts the original design weather recurrence period to 50 years, and is retesting and developing new standard tower types to replace the old tower types. The original tower line and the newly-built line which run on line are gradually replaced by new tower types. The national grid company sets a new line design specification, meets the working task requirement of completing the comprehensive transformation and upgrading of the power transmission line within 5 years, and carries out wind deviation prevention treatment on the 220KV-ZM1 tower type in the microclimate area according to the design parameter conditions of the 50-year meteorological reappearance period aiming at the 220KV-ZM1 type cat-head tangent tower line of the North China power grid so as to prevent the occurrence of the wind deviation flashover accident of the ZM1 type tangent tower and ensure the safety, reliability and economy of the power grid operation. The research and development need to meet the requirements of new specifications on tower shapes, and also need to meet the requirements of on-line live working technology modification on the existing overhead transmission line old tower shapes which can run on line, so that the economic cost, the construction period and the power failure loss of line reconstruction can be greatly saved, and huge economic benefits and social benefits are created. With the rise of economy and the improvement of living standard, the construction of the agricultural network is developed in a crossing manner, the electric load of the industry and the agriculture is rapidly increased, and the requirement on the automation degree of the agricultural network is higher and higher. The rural power grid is mostly built in mountainous areas, fields and parts of towns with dense population, has the characteristics of severe construction environment, complex construction conditions and the like, and most of the existing cranes, self-cranes and other machines cannot reach construction sites. The pole is assembled by using a large number of pole holding and erecting modes. In recent years, through optimizing the pole of embracing that the opposition pole used in the work progress, make it can be applicable to most rural power grids and reform transform the construction topography of upgrading engineering, effectively improve the stability of embracing the pole in the work progress, ensure operation personnel's personal safety, can effectively improve the engineering progress.

Among the prior art, there are a lot of poles of embracing can play fine effect at the in-process of the upgrading transformation of electric wire netting, but because the volume of embracing the pole is too big, inconvenient in the installation with dismantle, it is more complicated at the in-process of transportation to embrace the pole, causes work efficiency to descend.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a cat head tangent tower live working overhauls with insulating support armful pole has solved the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a cat head tangent tower live working overhauls and embraces pole with insulating support, is including embracing the pole base, the upper surface of embracing the pole base sets up threaded hole, the inside threaded connection fixing bolt of screw hole, fixing bolt's one end threaded connection has the adapter sleeve, the lower skin weld of adapter sleeve has the fixed block, the shape of fixed block is the toper, the last fixed surface of embracing the pole base installs the hydraulic stem, the external fixed surface of hydraulic stem installs adjustment handle, the upper surface of hydraulic stem passes through bolt and fixed plate threaded connection, the upper surface of fixed plate is pegged graft and is had connecting bolt, connecting bolt passes and embraces pole bottom plate and fixed plate threaded connection, the last skin weld of embracing the pole bottom plate embraces the pole support, it rotates with first pole to embrace the pole through the rotation axis and is connected to embrace the pole support.

Optionally, a second holding pole is inserted into the first holding pole, and a locking bolt is connected to the outer surface of the first holding pole in a threaded manner.

Optionally, the outer fixed surface of first armful of pole installs first rotation axis, the one end fixed mounting of first rotation axis has first pulley, the outer welded surface of first pulley has twist grip.

Optionally, a second rotating shaft is fixedly mounted on the outer surface of the second holding pole, and a second pulley is fixedly connected to one end of the second rotating shaft.

Optionally, the outer surfaces of the first pulley and the second pulley are fixedly connected through a rope, and the number of the first holding pole and the number of the second holding pole are three.

Optionally, the number of the connecting sleeves and the number of the fixing blocks are four, the connecting sleeves and the fixing blocks are made of disposable materials, and the number of the hydraulic rods is three.

(III) advantageous effects

The utility model provides a cat head tangent tower live working overhauls with insulating support armful pole possesses following beneficial effect:

1. this cat head tangent tower live working overhauls and embraces pole with insulation support, setting through the hydraulic stem, make this cat head tangent tower live working overhaul and embrace the pole with insulation support possess can make every embrace the pole and keep the effect at the same horizontal plane, cooperation setting through first pulley and second pulley, the height of embracing the pole can be adjusted through first pulley and second pulley at the in-process of using, under locking bolt's effect, it fixes to embrace the pole to the second, thereby operation is simple's effect has been played, the purpose easy to assemble and dismantlement has been reached.

2. This cat head tangent tower live working overhauls with insulation support armful pole, through fixing bolt's setting, make this cat head tangent tower live working overhaul with insulation support armful pole possess the effect of better fixed armful pole, through the cooperation setting of adapter sleeve and fixed block, adapter sleeve and fixed block are disposable material, dismantlement armful pole base that the in-process that uses can be quick to play convenient to use's effect, reached the purpose that improves work efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the front view structure of the pole holding base of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is the schematic view of the main section structure of the connecting sleeve of the present invention.

In the figure: 1. a pole base; 2. a threaded hole; 3. fixing the bolt; 4. connecting sleeves; 5. a fixed block; 6. a hydraulic lever; 7. a fixing plate; 8. a connecting bolt; 9. a pole holding base plate; 10. a first holding pole; 11. a second holding pole; 12. locking the bolt; 13. a first rotating shaft; 14. a first pulley; 15. a second rotation shaft; 16. a second pulley; 17. rotating the handle; 18. a pole holding bracket.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: an insulating support holding pole for hot-line work maintenance of a cat-head tangent tower comprises a holding pole base 1, wherein the upper surface of the holding pole base 1 is provided with a threaded hole 2, the inner part of the threaded hole 2 is connected with a fixing bolt 3 in a threaded manner, one end of the fixing bolt 3 is connected with a connecting sleeve 4 in a threaded manner, the lower surface of the connecting sleeve 4 is welded with a fixing block 5, the number of the connecting sleeve 4 and the number of the fixing block 5 are four, the connecting sleeve 4 and the fixing block 5 are made of disposable materials, the number of hydraulic poles 6 is that the three fixing blocks 5 are conical, the upper surface of the holding pole base 1 is fixedly provided with a hydraulic pole 6, the outer surface of the hydraulic pole 6 is fixedly provided with an adjusting handle, the upper surface of the hydraulic pole 6 is in threaded connection with a fixing plate 7 through bolts, the upper surface of the fixing plate 7 is inserted with a connecting bolt 8, the connecting bolt 8 penetrates through, embrace pole support 18 and rotate with first pole 10 through the rotation axis and be connected, the outer fixed surface of first pole 10 installs first rotation axis 13, the one end fixed mounting of first rotation axis 13 has first pulley 14, the surface of first pulley 14 and second pulley 16 passes through rope fixed connection, the quantity of first pole 10 and second pole 11 of embracing is three, the skin weld of first pulley 14 has twist grip 17, first pole 10 is inside to be pegged graft and to have second pole 11 of embracing, the outer fixed surface of second pole 11 installs second rotation axis 15, the one end fixedly connected with second pulley 16 of second rotation axis 15, the outer surface threaded connection of first pole 10 has locking bolt 12.

During the use, in the installation, loosen locking bolt 12, adjust the length of second pole 11 through twist grip 17 as required, after the height adjustment of pole is accomplished, tighten locking bolt 12, then make adapter sleeve 4 and fixed block 5 go deep into the underground through fixing bolt 3, fix pole base 1, adjust the height of every pole through hydraulic stem 6, make the height of every pole the same, after the work is accomplished, loosen locking bolt 12, make second pole 11 withdraw through rotatory handle 17, loosen connecting bolt 8, take out first pole 10 and second pole 11 of embracing, loosen fixing bolt 3 at last, take out pole base 1, at this moment adapter sleeve 4 and fixed block 5 can stay inside soil, for disposable material, simple structure has been realized, convenient operation's purpose.

The utility model discloses a theory of operation and beneficial effect: the insulating support holding pole for live-line operation overhaul of the cat-head tangent tower has the advantages that through the arrangement of the hydraulic pole 6, the insulating support holding pole for live-line operation overhaul of the cat-head tangent tower has the effect that each holding pole can be kept at the same horizontal plane, through the matching arrangement of the first pulley 14 and the second pulley 16, the height of the holding pole can be adjusted through the first pulley 14 and the second pulley 16 in the use process, the second holding pole 11 is fixed under the action of the locking bolt 12, the operation is simple, the purposes of convenient installation and disassembly are achieved, through the arrangement of the fixing bolt 3, the insulating support holding pole for live-line operation overhaul of the cat-head tangent tower has the effect of better fixing the holding pole, through the matching arrangement of the connecting sleeve 4 and the fixing block 5, the connecting sleeve 4 and the fixing block 5 are made of disposable materials, the holding pole base 1 can be quickly disassembled in the use process, thereby playing a role of convenient use and achieving the purpose of improving the working efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a cat head tangent tower live working overhauls with insulating support armful pole, includes armful pole base (1), its characterized in that: the upper surface of the pole embracing base (1) is provided with a threaded hole (2), the internal thread of the threaded hole (2) is connected with a fixing bolt (3), one end of the fixing bolt (3) is connected with a connecting sleeve (4) in a threaded manner, the lower surface of the connecting sleeve (4) is welded with a fixing block (5), the fixing block (5) is conical, the upper surface of the pole embracing base (1) is fixedly provided with a hydraulic rod (6), the outer surface of the hydraulic rod (6) is fixedly provided with an adjusting handle, the upper surface of the hydraulic rod (6) is in threaded connection with a fixing plate (7) through a bolt, the upper surface of the fixing plate (7) is spliced with a connecting bolt (8), the connecting bolt (8) penetrates through the pole embracing base plate (9) to be in threaded connection with the fixing plate (7), the upper surface of the pole embracing base plate (9) is, the holding pole bracket (18) is rotatably connected with the first holding pole (10) through a rotating shaft.

2. The insulating support holding pole for live working overhaul of the cat-head tangent tower according to claim 1, characterized in that: the second holding pole (11) is inserted into the first holding pole (10), and the outer surface of the first holding pole (10) is in threaded connection with a locking bolt (12).

3. The insulating support holding pole for live working overhaul of the cat-head tangent tower according to claim 1, characterized in that: the outer fixed surface of first armful of pole (10) installs first rotation axis (13), the one end fixed mounting of first rotation axis (13) has first pulley (14), the outer skin weld of first pulley (14) has twist grip (17).

4. The insulating support holding pole for live working overhaul of the cat-head tangent tower of claim 2, which is characterized in that: the outer fixed surface of second armful of pole (11) installs second rotation axis (15), the one end fixedly connected with second pulley (16) of second rotation axis (15).

5. The insulating support holding pole for live working overhaul of the cat-head tangent tower according to claim 3, characterized in that: the outer surfaces of the first pulley (14) and the second pulley (16) are fixedly connected through a rope, and the number of the first holding pole (10) and the number of the second holding pole (11) are three.

6. The insulating support holding pole for live working overhaul of the cat-head tangent tower according to claim 1, characterized in that: the number of the connecting sleeves (4) and the number of the fixing blocks (5) are four, the connecting sleeves (4) and the fixing blocks (5) are made of disposable materials, and the number of the hydraulic rods (6) is three.