CN105070348A - Compound grounding resistance-reducing powder - Google Patents
Compound grounding resistance-reducing powder Download PDFInfo
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- CN105070348A CN105070348A CN201510415582.4A CN201510415582A CN105070348A CN 105070348 A CN105070348 A CN 105070348A CN 201510415582 A CN201510415582 A CN 201510415582A CN 105070348 A CN105070348 A CN 105070348A
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Abstract
The invention discloses a compound grounding resistance-reducing powder. The compound grounding resistance-reducing powder comprises the following components by mass: 20%-90% of attapulgite, 1%-8% of conductive preservative, 0%-30% of conductive carbon black and 0%-50% of graphite; wherein the summation of mass ratios of the components is 100%. The compound grounding resistance-reducing powder has advantages of high moisture absorption performance, high water retention effect, excellent conductive performance, high corrosion resistance, high thermal stability, no corrosion, no pollution and low price. The compound grounding resistance-reducing powder can be directly used for dry-powder laying construction. The compound grounding resistance-reducing powder is particularly suitable for the dry and water-insufficient areas of high mountainous area, sand area, gobi, etc.
Description
Technical field
The present invention relates to a kind of ground connection and fall resistance powder, particularly relate to a kind of compound ground connection and fall resistance powder.
Background technology
In areas such as many high mountains, sand ground, Gobi desert, soil resistivity is very high, even if use conventional expansion earth mat, increase the methods to reduce resistances such as earth electrode physical dimension, also the earth resistance of grounding-for-lightning device is difficult to drop in rational scope, now, some auxiliary resistance-lowering materials of general employing, as resistance reducing agent, fall resistance module etc., the earth resistance of earthing device are met design requirement.
At present, the often complicated component of the resistance reducing agent on market, most containing cement composition, need cooperation to add water construction, and the pH value of cement is generally higher than 12, is easy to the corrosion protective covering of corrosion earthing device; Some resistance reducing agents are also containing bentonite composition, and bentonite has imbibition, the characteristic of dehydration shrinkage, easily causes the problems of crack of falling resistance layer.And adopt and fall resistance module and carry out falling resistance, high mountain needs excavate larger groove, and all shape is regular owing to falling resistance module, is therefore not easy well to be combined with the faying face of around backfill soil.
Therefore be necessary to invent a kind of resistance-lowering material, to overcome the problems referred to above.
Summary of the invention
Technical problem to be solved by this invention is; the corrosion protective covering of earthing device is easily corroded for existing resistance-lowering material; cause the cracking that falls resistance layer and the problem such as be not easy well to be combined with the faying face of around backfill soil, propose a kind of compound ground connection and fall resistance powder.
In order to solve the problem, the invention provides a kind of compound ground connection and fall resistance powder, each constituent mass ratio that resistance powder falls in this compound ground connection is: attapulgite 20% ~ 90%, conduction anticorrisive agent 1% ~ 8%, conductive black 0% ~ 30% and graphite 0% ~ 50%, each constituent mass ratio summation is 100%.
Further, compound ground connection fall resistance powder each constituent mass ratio be: attapulgite 69% ~ 90%, conductive black 9% ~ 30%, conduction anticorrisive agent 1% ~ 8%.
Further, conductive black can be replaced by oil calcined coke powder, and each constituent mass ratio that resistance powder falls in compound ground connection is: attapulgite 69% ~ 90%, oil calcined coke powder 9% ~ 30%, conduction anticorrisive agent 1% ~ 8%.
Further, the granularity of oil calcined coke powder be 200 orders and more than.
Further, compound ground connection fall resistance powder each constituent mass ratio be: attapulgite 49% ~ 90%, graphite 9% ~ 50%, conduction anticorrisive agent 1% ~ 8%.
Further, graphite is amorphous graphite, granularity be 200 orders and more than.
Further, graphite can be replaced by metallurgical coke, and each constituent mass ratio that resistance powder falls in compound ground connection is: attapulgite 49% ~ 90%, metallurgical coke 9% ~ 50%, conduction anticorrisive agent 1% ~ 8%.
Further, the granularity of metallurgical coke be 200 orders and more than.
The present invention has following beneficial effect: compound ground connection of the present invention is fallen resistance powder and had that moisture absorption, the moisture absorption, water conservation, electric conductivity are good, corrosion-resistant feature, and Heat stability is good, corrosion-free pollution-free, price is low, can direct dry powder laying construction, the region such as high mountain, sand ground, Gobi desert being specially adapted to dry few water uses.
Embodiment
Below in conjunction with embodiments of the invention, be clearly and completely described the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of protection of the invention.
Embodiment 1
Compound ground connection fall resistance powder each constituent mass ratio be: attapulgite 90%, conductive black 1%, graphite 1% and conduction anticorrisive agent 8%, wherein graphite is amorphous graphite, granularity be 200 orders and more than.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 2
Compound ground connection fall resistance powder each constituent mass ratio be: attapulgite 20%, conductive black 30%, graphite 49% and conduction anticorrisive agent 1%, wherein graphite is amorphous graphite, granularity be 200 orders and more than.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 3
Each constituent mass ratio that resistance powder falls in compound ground connection is: attapulgite 69%, conductive black 23%, conduction anticorrisive agent 8%.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 4
Each constituent mass ratio that resistance powder falls in compound ground connection is: attapulgite 90%, conductive black 9%, conduction anticorrisive agent 1%.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 5
Each constituent mass ratio that resistance powder falls in compound ground connection is: attapulgite 69%, conduction anticorrisive agent 1%, oil calcined coke powder 30%, the granularity of its PetroChina Company Limited.'s calcined coke powder be 200 orders and more than.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 6
Each constituent mass ratio that resistance powder falls in compound ground connection is: attapulgite 90%, conduction anticorrisive agent 1%, oil calcined coke powder 9%, the granularity of its PetroChina Company Limited.'s calcined coke powder be 200 orders and more than.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 7
Compound ground connection fall resistance powder each constituent mass ratio be: attapulgite 49%, conduction anticorrisive agent 8%, graphite 43%, wherein graphite is amorphous graphite, granularity be 200 orders and more than.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 8
Compound ground connection fall resistance powder each constituent mass ratio be: attapulgite 90%, conduction anticorrisive agent 1%, graphite 9%, wherein graphite is amorphous graphite, granularity be 200 orders and more than.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 9
Compound ground connection fall resistance powder each constituent mass ratio be: attapulgite 83%, conduction anticorrisive agent 8%, metallurgical coke 9%, wherein the granularity of metallurgical coke be 200 orders and more than.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Embodiment 10
Compound ground connection fall resistance powder each constituent mass ratio be: attapulgite 49%, conduction anticorrisive agent 1%, metallurgical coke 50%, wherein the granularity of metallurgical coke be 200 orders and more than.Prepare compound ground connection fall resistance powder time, above-mentioned each component is stirred.
Implement the present invention, there is following beneficial effect: compound ground connection of the present invention is fallen resistance powder and had that moisture absorption, the moisture absorption, water conservation, electric conductivity are good, corrosion-resistant feature, and Heat stability is good, corrosion-free pollution-free, price is low, can direct dry powder laying construction, the region such as high mountain, sand ground, Gobi desert being specially adapted to dry few water uses.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. resistance powder falls in a compound ground connection, it is characterized in that, each constituent mass ratio that resistance powder falls in described compound ground connection is: attapulgite 20% ~ 90%, conduction anticorrisive agent 1% ~ 8%, conductive black 0% ~ 30% and graphite 0% ~ 50%, each constituent mass ratio summation is 100%.
2. resistance powder falls in compound ground connection according to claim 1, it is characterized in that, each constituent mass ratio that resistance powder falls in described compound ground connection is: attapulgite 69% ~ 90%, conductive black 9% ~ 30%, conduction anticorrisive agent 1% ~ 8%.
3. resistance powder falls in compound ground connection according to claim 2, it is characterized in that, described conductive black can be replaced by oil calcined coke powder, and each constituent mass ratio that resistance powder falls in described compound ground connection is: attapulgite 69% ~ 90%, oil calcined coke powder 9% ~ 30%, conduction anticorrisive agent 1% ~ 8%.
4. resistance powder falls in compound ground connection according to claim 3, it is characterized in that, the granularity of described oil calcined coke powder be 200 orders and more than.
5. resistance powder falls in compound ground connection according to claim 1, it is characterized in that, each constituent mass ratio that resistance powder falls in described compound ground connection is: attapulgite 49% ~ 90%, graphite 9% ~ 50%, conduction anticorrisive agent 1% ~ 8%.
6. resistance powder falls in compound ground connection according to claim 5, it is characterized in that, described graphite is amorphous graphite, granularity be 200 orders and more than.
7. resistance powder falls in compound ground connection according to claim 5, it is characterized in that, described graphite can be replaced by metallurgical coke, and each constituent mass ratio that resistance powder falls in described compound ground connection is: attapulgite 49% ~ 90%, metallurgical coke 9% ~ 50%, conduction anticorrisive agent 1% ~ 8%.
8. resistance powder falls in compound ground connection according to claim 7, it is characterized in that, the granularity of described metallurgical coke be 200 orders and more than.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510415582.4A CN105070348A (en) | 2015-07-15 | 2015-07-15 | Compound grounding resistance-reducing powder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510415582.4A CN105070348A (en) | 2015-07-15 | 2015-07-15 | Compound grounding resistance-reducing powder |
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| CN105070348A true CN105070348A (en) | 2015-11-18 |
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| CN201510415582.4A Pending CN105070348A (en) | 2015-07-15 | 2015-07-15 | Compound grounding resistance-reducing powder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116230288A (en) * | 2023-03-21 | 2023-06-06 | 中国南方电网有限责任公司超高压输电公司柳州局 | Corrosion inhibition reducing composition and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1119630A (en) * | 1994-09-28 | 1996-04-03 | 傅辅成 | Solid inorganic resistance reducing agent |
| CN1211834A (en) * | 1997-09-12 | 1999-03-24 | 殷新生 | Earthing device of anti-corrosion composite material |
| CN1472750A (en) * | 2002-08-01 | 2004-02-04 | 寇承平 | Physical grounding resistance reducing agent |
| CN1542079A (en) * | 2003-11-08 | 2004-11-03 | 许国进 | Solid grounding resistance-reducing agent and method for preparing the same |
| KR20130001056A (en) * | 2011-06-24 | 2013-01-03 | 맹민희 | Grounding block |
| CN104103334A (en) * | 2014-06-19 | 2014-10-15 | 国家电网公司 | Novel high-efficiency anti-corrosive physical resistance reducing agent for galvanized steel grounding grid |
-
2015
- 2015-07-15 CN CN201510415582.4A patent/CN105070348A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1119630A (en) * | 1994-09-28 | 1996-04-03 | 傅辅成 | Solid inorganic resistance reducing agent |
| CN1211834A (en) * | 1997-09-12 | 1999-03-24 | 殷新生 | Earthing device of anti-corrosion composite material |
| CN1472750A (en) * | 2002-08-01 | 2004-02-04 | 寇承平 | Physical grounding resistance reducing agent |
| CN1542079A (en) * | 2003-11-08 | 2004-11-03 | 许国进 | Solid grounding resistance-reducing agent and method for preparing the same |
| KR20130001056A (en) * | 2011-06-24 | 2013-01-03 | 맹민희 | Grounding block |
| CN104103334A (en) * | 2014-06-19 | 2014-10-15 | 国家电网公司 | Novel high-efficiency anti-corrosive physical resistance reducing agent for galvanized steel grounding grid |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116230288A (en) * | 2023-03-21 | 2023-06-06 | 中国南方电网有限责任公司超高压输电公司柳州局 | Corrosion inhibition reducing composition and preparation method thereof |
| CN116230288B (en) * | 2023-03-21 | 2024-11-05 | 中国南方电网有限责任公司超高压输电公司柳州局 | Resistance-reducing and corrosion-inhibiting composition and preparation method thereof |
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Application publication date: 20151118 |
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