CN212062714U - Graphite-based leakage grounding electrode - Google Patents
Graphite-based leakage grounding electrode Download PDFInfo
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- CN212062714U CN212062714U CN202020979538.2U CN202020979538U CN212062714U CN 212062714 U CN212062714 U CN 212062714U CN 202020979538 U CN202020979538 U CN 202020979538U CN 212062714 U CN212062714 U CN 212062714U
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- resistance reducing
- graphite
- grounding electrode
- grounding
- metal
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Abstract
The utility model discloses a graphite-based drainage grounding electrode, which comprises a grounding body and a grounding electrode, wherein the grounding body comprises a graphite sleeve and a resistance reducing inner tube, the graphite sleeve is sleeved outside the resistance reducing inner tube, and the graphite sleeve and the resistance reducing inner tube are filled with resistance reducing materials; the grounding electrode comprises a plurality of metal electrodes and a connecting block which are vertically arranged, and the connecting block is fixed on the upper parts of the metal electrodes; the grounding body and the grounding electrode are connected and fixed through a connecting pipe, the upper section of the connecting pipe is sleeved and fixed on the outer side of the graphite sleeve, the lower section of the connecting pipe is provided with an internal thread, the connecting block is provided with an external thread, the internal thread is in threaded connection with the external thread, and the upper ends of the metal electrodes are all inserted into the resistance reducing material. The utility model relates to a graphite base earial drainage earthing pole, many metal poles upper ends are pegged graft in falling and are hindered the material, and the lower extreme is pegged graft in soil, and the metal pole has good electric conductivity, and possesses excellent and excellent impulse current tolerance, and the metal pole fully contacts with soil, plays effective heat dissipation, the effect of the class of loosing.
Description
Technical Field
The utility model relates to a transmission line ground connection technical field especially relates to a graphite base earial drainage earthing pole.
Background
The grounding system is an important component of the power system, and the electrical equipment is connected with the ground through the grounding system and consists of a grounding down conductor and a grounding grid main body. The grounding downlead provides a current leakage channel, so the reliability of the grounding downlead is the key work for preventing tripping events and protecting the safe operation of the transmission line.
The graphite-based grounding body has the advantages of good conductivity, corrosion resistance, long service life, no pollution to soil and the like, and is an ideal material of a grounding electrode. However, the structure is not stable enough under the large current impact, and the impact current tolerance is poor. When the graphite is used as a grounding electrode, a deep groove with the depth of 0.5-0.8 m needs to be dug on the ground, the construction amount is large during installation, and the graphite is difficult to use in places where the ground cannot be dug by breaking the ground.
The metal grounding electrode has small self resistance, but the resistivity between the metal grounding electrode and the soil is large, and the grounding effect is poor.
Disclosure of Invention
The utility model aims at providing a graphite base earial drainage earthing pole for solving above-mentioned problem.
In order to achieve the purpose, the disclosure provides a graphite-based leakage grounding electrode, which comprises a grounding body and a grounding electrode, wherein the grounding body comprises a graphite sleeve and a resistance reducing inner tube, the graphite sleeve is sleeved outside the resistance reducing inner tube, and resistance reducing materials are filled in the graphite sleeve and the resistance reducing inner tube;
the grounding electrode comprises a plurality of metal electrodes and a connecting block which are vertically arranged, and the connecting block is fixed on the upper parts of the metal electrodes;
the grounding body and the grounding electrode are connected and fixed through a connecting pipe, the upper section of the connecting pipe is sleeved and fixed on the outer side of the graphite sleeve, the lower section of the connecting pipe is provided with an internal thread, the connecting block is provided with an external thread, the internal thread is in threaded connection with the external thread, and the upper ends of the metal electrodes are all inserted into the resistance reducing material.
Optionally, the resistance reducing inner tube is provided with a bottom, the bottom is provided with a through hole for the metal pole to pass through, a deep hole is arranged in the resistance reducing material close to the bottom and corresponds to the through hole, when the connecting tube is in threaded connection with the coupling block, the upper end of the metal pole is inserted into the deep hole through the through hole, and the metal pole is in contact with the resistance reducing material.
Optionally, the bore diameter of the deep bore is an interference fit with the outer diameter of the metal pole.
Optionally, the length of the deep hole is equal to the length of the metal pole above the coupling block.
Optionally, a drain electrode is vertically inserted into the top end of the graphite sleeve, and the lower end of the drain electrode is inserted into the resistance reducing material.
Optionally, the resistance reducing material includes graphite powder, bentonite, a humectant, and a binder.
The beneficial effects of the utility model reside in that:
1. the utility model relates to a graphite base earial drainage earthing pole, many metal poles upper ends are pegged graft in falling and hinder the material, and the lower extreme is pegged graft in soil, and the metal pole has good electric conductivity, and possesses excellent and excellent impulse current tolerance, and the metal pole fully contacts with soil, plays the effect of effective heat dissipation, free stream;
2. the grounding electrode and the grounding body are arranged in a split mode, during installation, the grounding electrode and the grounding body are separated, the grounding electrode is smashed into soil, the grounding electrode is preferably in threaded connection with the grounding body, the diversion effect can be achieved, construction quantity is small, efficiency is high, construction cost is low, affinity of the metal electrode and the soil is high, wettability is good, the flow scattering effect is strong, and the grounding effect is good.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
fig. 1 is a schematic structural view of a graphite-based leakage grounding electrode according to the present invention;
fig. 2 is a schematic structural diagram of the grounding electrode according to the present invention;
fig. 3 is a sectional view of the grounding body of the present invention.
Description of the reference numerals
1-drain electrode, 2-grounding body, 3-connecting pipe, 4-grounding electrode, 5-connecting block, 6-metal electrode, 7-resistance reducing material, 8-graphite sleeve, 9-resistance reducing inner pipe and 10-deep hole.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise specified, the terms of orientation such as "upper" and "lower" are generally defined based on the orientation or positional relationship shown in the drawings, and specifically refer to the direction of the drawing shown in fig. 1 in combination with the positional relationship of the corresponding parts in other drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated.
As shown in fig. 1, fig. 2 and fig. 3, the graphite-based leakage grounding electrode of the present invention comprises a grounding body 2 and a grounding electrode 4, wherein the grounding body 2 comprises a graphite sleeve 8 and a resistance reducing inner tube 9, the graphite sleeve 8 is sleeved outside the resistance reducing inner tube 9, and the graphite sleeve 8 and the resistance reducing inner tube 9 are filled with a resistance reducing material 7;
the grounding electrode 4 comprises a plurality of metal electrodes 6 and a connecting block 5 which are vertically arranged, the lower ends of the metal electrodes 6 are formed into a cone structure so as to be convenient for being hammered into the ground, and the connecting block 5 is fixed on the upper parts of the metal electrodes 6;
the grounding body 2 and the grounding electrode 4 are fixedly connected through the connecting pipe 3, the upper section of the connecting pipe 3 is sleeved and fixed outside the graphite sleeve 8, the lower section of the connecting pipe 3 is provided with an internal thread, the connecting block 5 is provided with an external thread, the internal thread is in threaded connection with the external thread, and the upper ends of the metal electrodes 6 are all inserted into the resistance reducing material 7.
Optionally, the resistance reducing inner tube 9 is provided with a bottom, the bottom is provided with a through hole for the metal pole 6 to pass through, a deep hole 10 is arranged in the resistance reducing material 7 close to the bottom and corresponds to the through hole, when the connecting tube 3 is in threaded connection with the coupling block 5, the upper end of the metal pole 6 is inserted into the deep hole 10 through the through hole, and the metal pole 6 is in contact with the resistance reducing material 7.
Optionally, the bore of the deep hole 10 is in interference fit with the outer diameter of the metal pole 6. The metal pole 6 is fully contacted with the resistance reducing material 7.
Optionally, the length of the deep hole 10 is equal to the length of the metal pole 6 above the coupling block 5. The bottom of the deep hole 10 is of a hemispherical structure, the upper end of the metal electrode 6 is of a plane structure, and the metal electrode 6 is in full contact with the resistance reducing material 7.
Optionally, the top end of the graphite sleeve 8 is vertically inserted with the drain electrode 1, and the lower end of the drain electrode 1 is inserted into the resistance reducing material 7. The direct lightning-resistant induction pulse attack of the grounding body 2 is strong, and the secondary effect of lightning protection is avoided.
Optionally, the resistance reducing material 7 includes graphite powder, bentonite, a humectant, and a binder.
The beneficial effects of the utility model reside in that:
the utility model relates to a graphite base earial drainage earthing pole, many metal poles 6 upper ends are pegged graft in falling and hinder material 7, and the lower extreme is pegged graft in soil, and metal pole 6 has good electric conductivity, and possesses excellent and excellent impulse current tolerance, and metal pole 6 and soil fully contact play effective heat dissipation, the effect of the scattered stream;
the grounding electrode 4 and the grounding body 2 are arranged in a split mode, during installation, the grounding electrode 4 and the grounding body 2 are separated, the grounding electrode 4 is smashed into soil, the grounding electrode 4 is preferably in threaded connection with the grounding body 2, the diversion effect can be achieved, the construction amount is small, the efficiency is high, the construction cost is low, the affinity of the metal electrode 6 and the soil is high, the wettability is good, the flow scattering effect is strong, and the grounding effect is good.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (5)
1. Graphite base earial drainage earthing pole, including earthing body and earthing pole, its characterized in that: the grounding body comprises a graphite sleeve and a resistance reducing inner tube, the graphite sleeve is sleeved outside the resistance reducing inner tube, and the graphite sleeve and the resistance reducing inner tube are filled with resistance reducing materials;
the grounding electrode comprises a plurality of metal electrodes and a connecting block which are vertically arranged, and the connecting block is fixed on the upper parts of the metal electrodes;
the grounding body and the grounding electrode are connected and fixed through a connecting pipe, the upper section of the connecting pipe is sleeved and fixed on the outer side of the graphite sleeve, the lower section of the connecting pipe is provided with an internal thread, the connecting block is provided with an external thread, the internal thread is in threaded connection with the external thread, and the upper ends of the metal electrodes are all inserted into the resistance reducing material.
2. The graphite-based drain grounding electrode of claim 1, wherein: the resistance reducing inner tube is provided with a bottom, the bottom is provided with a through hole for a metal pole to pass through, a deep hole is correspondingly arranged in the resistance reducing material close to the bottom and corresponds to the through hole, when the connecting pipe is in threaded connection with the connecting block, the upper end of the metal pole is inserted into the deep hole through the through hole, and the metal pole is in contact with the resistance reducing material.
3. The graphite-based drain grounding electrode of claim 2, wherein: the aperture of the deep hole is in interference fit with the outer diameter of the metal pole.
4. The graphite-based drain grounding electrode of claim 3, wherein: the length of the deep hole is equal to the length of the metal pole above the coupling block.
5. The graphite-based drain grounding electrode of claim 1, wherein: the top end of the graphite sleeve is vertically inserted with a drain electrode, and the lower end of the drain electrode is inserted into the resistance reducing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020979538.2U CN212062714U (en) | 2020-06-02 | 2020-06-02 | Graphite-based leakage grounding electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020979538.2U CN212062714U (en) | 2020-06-02 | 2020-06-02 | Graphite-based leakage grounding electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212062714U true CN212062714U (en) | 2020-12-01 |
Family
ID=73521060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020979538.2U Expired - Fee Related CN212062714U (en) | 2020-06-02 | 2020-06-02 | Graphite-based leakage grounding electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212062714U (en) |
-
2020
- 2020-06-02 CN CN202020979538.2U patent/CN212062714U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |