CN206412495U - Efficient diffusing earthing or grounding means - Google Patents

Efficient diffusing earthing or grounding means Download PDF

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Publication number
CN206412495U
CN206412495U CN201720094469.5U CN201720094469U CN206412495U CN 206412495 U CN206412495 U CN 206412495U CN 201720094469 U CN201720094469 U CN 201720094469U CN 206412495 U CN206412495 U CN 206412495U
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China
Prior art keywords
earthing pole
earthing
slanting
pole
grounding electrode
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CN201720094469.5U
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Chinese (zh)
Inventor
唐磊
任振峰
马跃飞
张小刚
孙国龙
赵文瑞
刘建锋
刘渊
杨万里
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CHANGJI POWER SUPPLY Co OF STATE GRID XINJIANG ELECTRIC POWER Co
State Grid Corp of China SGCC
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CHANGJI POWER SUPPLY Co OF STATE GRID XINJIANG ELECTRIC POWER Co
State Grid Corp of China SGCC
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Priority to CN201720094469.5U priority Critical patent/CN206412495U/en
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Abstract

The utility model is related to Lightning-Protected Grounding of Transmission Line technical field, it is a kind of efficient diffusing earthing or grounding means, it includes foundation ditch, earthing pole and ground connection diffusing mechanism, the earthing pole includes the first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole, and first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole are evenly distributed in the surrounding of foundation ditch;At least three ground connection diffusing mechanisms are installed with respectively on the first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole.The utility model compact conformation, install convenient, it is easy to use, pass through the first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole, and it is fixedly mounted on multiple ground connection diffusing mechanisms on the first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole, powerline pole tower ground resistance is effectively reduced, lightning current diffusing performance is improved.

Description

Efficient diffusing earthing or grounding means
Technical field
The utility model is related to Lightning-Protected Grounding of Transmission Line technical field, is a kind of efficient diffusing earthing or grounding means.
Background technology
With expanding economy, the requirement more and more higher to transmission line of electricity power supply reliability, the hair of simultaneous power network Exhibition, tripping operation, power outage are also increasing caused by transmission line of lightning strike.And on high, the with a varied topography ground of many thunders, soil rate Area, accident rate is higher as caused by transmission line of lightning strike, often brings huge economic loss.Therefore electric power line pole tower is needed Ground connection, so as to play a part of shunting when lightning protection and short-circuit transformer station.
For 220kV and following circuit, reduction grounding resistance can effectively reduce thunder and lightning and attack the probability that shaft tower causes tripping operation directly. In order to reduce pole tower ground resistance, engineers and technicians take various measures:Such as deep-well grounding, three-dimensional ground connection Net, lay long earthing pole, using friction reducer, drop resistance module etc..But, in implementation process, often run into difficulty of construction compared with Greatly, engineering cost is higher, site condition limitation, the problems such as environmental pollution.And because electric power line pole tower floor space is smaller, It is more difficult to powerline pole tower ground resistance reduction especially in the extra high region of soil resistivity, the ground connection electricity of shaft tower Resistance is usually unable to reach required level, and it is still undesirable to reduce its lightning current diffusing effect after grounding resistance.
The content of the invention
The utility model provides a kind of efficient diffusing earthing or grounding means, overcomes the deficiency of above-mentioned prior art, it can have Effect solves the device of existing reduction pole tower ground resistance in the high region of soil resistivity, and powerline pole tower ground resistance is dropped Poorly efficient fruit is poor and only reduction grounding resistance but the problem of its undesirable lightning current diffusing effect.
The technical solution of the utility model is realized by following measures:A kind of efficient diffusing earthing or grounding means, including Foundation ditch, earthing pole and ground connection diffusing mechanism, the earthing pole include the first earthing pole, the second earthing pole, the 3rd earthing pole and the Four earthing poles, first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole are evenly distributed in the four of foundation ditch Week;At least three ground connection are installed with respectively on the first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole Diffusing mechanism.
Here is the further optimization and/or improvements to above-mentioned utility model technical scheme:
The distance between above-mentioned two neighboring ground connection diffusing mechanism is 3 meters to 5 meters.
Above-mentioned ground connection diffusing mechanism include earthing module and slanting grounding electrode, the slanting grounding electrode include the first slanting grounding electrode, Second slanting grounding electrode, the 3rd slanting grounding electrode and the 4th slanting grounding electrode, the first slanting grounding electrode and the second slanting grounding electrode are fixedly mounted on Earthing module side, the 3rd slanting grounding electrode and the 4th slanting grounding electrode are fixedly mounted on earthing module opposite side, the first slanting grounding electrode With the second slanting grounding electrode, the second slanting grounding electrode and the 3rd slanting grounding electrode, the 3rd slanting grounding electrode and the 4th slanting grounding electrode, the first mitered Angle number of degrees all same between earth polar and the 4th slanting grounding electrode.
Above-mentioned first slanting grounding electrode and the second slanting grounding electrode, the second slanting grounding electrode and the 3rd slanting grounding electrode, the 3rd mitered Angle between pole and the 4th slanting grounding electrode, the first slanting grounding electrode and the 4th slanting grounding electrode is 90 degree.
Above-mentioned first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole are evenly distributed in apart from foundation ditch At 0.5 meter to 0.7 meter of outward flange.
Above-mentioned first earthing pole, the second earthing pole, the length of the 3rd earthing pole and the 4th earthing pole are 1.5 meters to 2 meters.
The utility model compact conformation, install convenient is easy to use, by be distributed in foundation ditch surrounding the first earthing pole, Second earthing pole, the 3rd earthing pole and the 4th earthing pole, and be fixedly mounted on the first earthing pole, the second earthing pole, the 3rd connect Multiple ground connection diffusing mechanisms on earth polar and the 4th earthing pole, effectively reduce powerline pole tower ground resistance, improve thunder Electric current diffusing performance.
Brief description of the drawings
Accompanying drawing 1 is the overall structure diagram of the utility model most preferred embodiment.
Accompanying drawing 2 is the ground connection diffusing mechanism structure schematic diagram of the utility model most preferred embodiment.
Coding in accompanying drawing is respectively:1 is foundation ditch, and 2 be the first earthing pole, and 3 be the second earthing pole, and 4 be the 3rd earthing pole, 5 be the 4th earthing pole, and 6 be ground connection diffusing mechanism, and 7 be earthing module, and 8 be the first slanting grounding electrode, and 9 be the second slanting grounding electrode, 10 It is the 4th slanting grounding electrode for the 3rd slanting grounding electrode, 11.
Embodiment
The utility model is not limited by following embodiments, can according to the technical solution of the utility model and actual conditions come Determine specific embodiment.
In the utility model, for the ease of description, the description of the relative position relation of each part is according to specification The Butut mode of accompanying drawing 1 is described, such as:The position relationship of forward and backward, upper and lower, left and right etc. is according to Figure of description 1 Butut direction determine.
The utility model is further described with reference to embodiment and accompanying drawing:
As shown in accompanying drawing 1,2, the efficient diffusing earthing or grounding means, including foundation ditch 1, earthing pole and ground connection diffusing mechanism 6, it is described Earthing pole includes the first earthing pole 2, the second earthing pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5, first earthing pole 2, the Two earthing poles 3, the 3rd earthing pole 4 and the 4th earthing pole 5 are evenly distributed in the surrounding of foundation ditch 1;In the first earthing pole 2, second At least three ground connection diffusing mechanisms 6 are installed with respectively on earthing pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5.Here, One earthing pole 2, the second earthing pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5 are made by the steel for scribbling anticorrosive coat, and first connects It is big on four direction up and down that earth polar 2, the second earthing pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5 are respectively buried in foundation ditch 1 In ground soil, the conductor being electrically connected as the earth soil close contact and between offer and the earth realizes that safe diffusing makes It leaks into the earth;Here foundation ditch 1 is electric power line pole tower foundation ditch 1;It is grounded by being fixedly mounted on the first earthing pole 2, second Multiple ground connection diffusing mechanisms 6 on pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5, effectively increase lightning current and flow through earthing pole When diffusing performance.
Therefore, the utility model compact conformation, install convenient is easy to use, is connect by be distributed in the surrounding of foundation ditch 1 first Earth polar 2, the second earthing pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5 and be fixedly mounted on the first earthing pole 2, second ground connection Multiple ground connection diffusing mechanisms 6 on pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5, effectively reduce connecing for electric power line pole tower Ground resistance, improves lightning current diffusing performance.
Above-mentioned efficient diffusing earthing or grounding means can be made further optimization and/or improvements according to actual needs:
As shown in accompanying drawing 1,2, the distance between described two neighboring ground connection diffusing mechanism 6 is 3 meters to 5 meters.It is two neighboring The distance between diffusing mechanism 6 is grounded between 3 meters to 5 meters, diffusing performance when lightning current flows through earthing pole can be effectively improved.
As shown in accompanying drawing 1,2, the ground connection diffusing mechanism 6 includes earthing module 7 and slanting grounding electrode, the slanting grounding electrode bag Include the first slanting grounding electrode 8, the second slanting grounding electrode 9, the 3rd slanting grounding electrode 10 and the 4th slanting grounding electrode 11, the He of the first slanting grounding electrode 8 Second slanting grounding electrode 9 is fixedly mounted on the side of earthing module 7, and the 3rd slanting grounding electrode 10 and the 4th slanting grounding electrode 11 are fixedly mounted on The opposite side of earthing module 7, the first slanting grounding electrode 8 and the second slanting grounding electrode 9, the second slanting grounding electrode 9 and the 3rd slanting grounding electrode 10, The angle number of degrees between three slanting grounding electrodes 10 and the 4th slanting grounding electrode 11, the first slanting grounding electrode 8 and the 4th slanting grounding electrode 11 are homogeneous Together.Slanting grounding electrode can not only play a part of deep well grounding electrode and equivalent expansion ground connection web area, and slanting grounding electrode mutually it Between shielding action it is more much smaller than the shielding action of vertical grounding electrode, thus use phase using slanting grounding electrode ratio in uniform soil Vertical grounding electrode with length is more effective;Simultaneously when deep soil resistivity is higher than topsoil resistivity, using mitered The equal pressure drop resistance of pole is better.
As shown in accompanying drawing 1,2, the slanting grounding electrode 9 of the first slanting grounding electrode 8 and second, the second slanting grounding electrode 9 and the 3rd are oblique Folder between earthing pole 10, the 3rd slanting grounding electrode 10 and the 4th slanting grounding electrode 11, the first slanting grounding electrode 8 and the 4th slanting grounding electrode 10 Angle is 90 degree.
As shown in accompanying drawing 1,2, first earthing pole 2, the second earthing pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5 are equal It is even to be distributed at 0.5 meter to 0.7 meter of 1 outward flange of foundation ditch.
As shown in accompanying drawing 1,2, first earthing pole 2, the second earthing pole 3, the 3rd earthing pole 4 and the 4th earthing pole 5 Length is 1.5 meters to 2 meters.
Above technical characteristic constitutes most preferred embodiment of the present utility model, and it has stronger adaptability and optimal implementation Effect, can increase and decrease non-essential technical characteristic according to actual needs, to meet the demand of different situations.

Claims (9)

1. a kind of efficient diffusing earthing or grounding means, it is characterised in that including foundation ditch, earthing pole and ground connection diffusing mechanism, the earthing pole Including the first earthing pole, the second earthing pole, the 3rd earthing pole and the 4th earthing pole, first earthing pole, the second earthing pole, Three earthing poles and the 4th earthing pole are evenly distributed in the surrounding of foundation ditch;In the first earthing pole, the second earthing pole, the 3rd earthing pole With at least three ground connection diffusing mechanisms are installed with the 4th earthing pole respectively.
2. efficient diffusing earthing or grounding means according to claim 1, it is characterised in that:The two neighboring ground connection diffusing mechanism The distance between be 3 meters to 5 meters.
3. efficient diffusing earthing or grounding means according to claim 1 or 2, it is characterised in that:The ground connection diffusing mechanism includes Earthing module and slanting grounding electrode, the slanting grounding electrode include the first slanting grounding electrode, the second slanting grounding electrode, the 3rd slanting grounding electrode and the Four slanting grounding electrodes, the first slanting grounding electrode and the second slanting grounding electrode are fixedly mounted on earthing module side, the 3rd slanting grounding electrode and Four slanting grounding electrodes are fixedly mounted on earthing module opposite side, the first slanting grounding electrode and the second slanting grounding electrode, the second slanting grounding electrode and Angle between 3rd slanting grounding electrode, the 3rd slanting grounding electrode and the 4th slanting grounding electrode, the first slanting grounding electrode and the 4th slanting grounding electrode Number of degrees all same.
4. efficient diffusing earthing or grounding means according to claim 3, it is characterised in that:First slanting grounding electrode and second oblique Earthing pole, the second slanting grounding electrode and the 3rd slanting grounding electrode, the 3rd slanting grounding electrode and the 4th slanting grounding electrode, the first slanting grounding electrode and Angle between four slanting grounding electrodes is 90 degree.
5. the efficient diffusing earthing or grounding means according to claim 1 or 2 or 4, it is characterised in that:First earthing pole, Two earthing poles, the 3rd earthing pole and the 4th earthing pole are evenly distributed at 0.5 meter to 0.7 meter of foundation ditch outward flange.
6. efficient diffusing earthing or grounding means according to claim 3, it is characterised in that:First earthing pole, the second ground connection Pole, the 3rd earthing pole and the 4th earthing pole are evenly distributed at 0.5 meter to 0.7 meter of foundation ditch outward flange.
7. the efficient diffusing earthing or grounding means according to claim 1 or 2 or 4 or 6, it is characterised in that:First earthing pole, The length of second earthing pole, the 3rd earthing pole and the 4th earthing pole is 1.5 meters to 2 meters.
8. efficient diffusing earthing or grounding means according to claim 3, it is characterised in that:First earthing pole, the second ground connection The length of pole, the 3rd earthing pole and the 4th earthing pole is 1.5 meters to 2 meters.
9. efficient diffusing earthing or grounding means according to claim 5, it is characterised in that:First earthing pole, the second ground connection The length of pole, the 3rd earthing pole and the 4th earthing pole is 1.5 meters to 2 meters.
CN201720094469.5U 2017-01-24 2017-01-24 Efficient diffusing earthing or grounding means Active CN206412495U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720094469.5U CN206412495U (en) 2017-01-24 2017-01-24 Efficient diffusing earthing or grounding means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111740243A (en) * 2020-07-13 2020-10-02 河南四达电力设备股份有限公司 Grounding device with spark plug

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111740243A (en) * 2020-07-13 2020-10-02 河南四达电力设备股份有限公司 Grounding device with spark plug

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