CN102081119B - Electrostatic grounding protection device for detecting grounding resistances - Google Patents
Electrostatic grounding protection device for detecting grounding resistances Download PDFInfo
- Publication number
- CN102081119B CN102081119B CN 200910224348 CN200910224348A CN102081119B CN 102081119 B CN102081119 B CN 102081119B CN 200910224348 CN200910224348 CN 200910224348 CN 200910224348 A CN200910224348 A CN 200910224348A CN 102081119 B CN102081119 B CN 102081119B
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- Prior art keywords
- electrostatic
- base
- grounding
- static board
- cap
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 230000003068 static effect Effects 0.000 claims description 63
- 238000007789 sealing Methods 0.000 claims description 12
- 238000012856 packing Methods 0.000 claims description 5
- 238000002161 passivation Methods 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract 3
- 238000007599 discharging Methods 0.000 abstract 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000004568 cement Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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- Elimination Of Static Electricity (AREA)
Abstract
The invention discloses an electrostatic grounding protection device for detecting grounding resistances, which belongs to the technical field of electrostatic-conductive grounding equipment, and mainly solves the problem that the existing electrostatic conductive grounding system can not perform periodical grounding resistance detection when in use so as to achieve the effect of reliably discharging electrostatics to the ground. The electrostatic grounding protection device disclosed by the invention is mainly characterized in that the device comprises a base and a cap, and the base and the cap constitute a closed cavity; the bottom in the cavity of the base is provided with an insulation board, electrostatic-conductive connecting plates and electrostatic-conductive grounding plates are arranged on the insulation board at certain intervals, and the electrostatic-conductive connecting plates and the electrostatic-conductive grounding plates respectively pass through the left side wall and the right side wall of the base by inner holes of oilproof insulation sleeves; and a connecting copper plate enables the electrostatic-conductive connecting plates and electrostatic-conductive grounding plates which are spaced to be communicated by coupling screws. The electrostatic grounding protection device disclosed by the invention has the characteristics that the device is easy to detect and protect and difficult to rust in case of being placed in the open air, is mainly used as the electrostatic grounding protection devices on field large oil storage tanks, oil pipelines and gasoline pump stations, and provides reliable guarantee for reliably discharging the electrostatics of the large oil storage tanks, the oil pipelines and the gasoline pump stations to the ground.
Description
Technical field
The invention belongs to the electrostatic grounding equipment technology field of leading.Be specifically related to the electrostatic grounding protection device for detection of stake resistance on a kind of open-air Large Oil Storage storehouse, pipe laying, the pump cabinet.
Background technology
The static of open-air large-scale storage tank farm, pipe laying, pump cabinet need to reliably leak into the earth.Present way is directly to draw from open-air Large Oil Storage storehouse etc. longly to lead static board and be embedded in underground grounding body and be connected, and makes its static leak into the earth.This way, during use because can not regularly detecting the stake resistance of grounding body and the earth, static can't reliably leak into the earth by grounding body when causing stake resistance excessive, in this state, there are potential, serious potential safety hazard in large-scale storage tank farm, pipe laying, pump cabinet etc.
Summary of the invention
Purpose of the present invention is exactly that design for above-mentioned deficiency a kind of leads static, detects the safe and reliable and good electrostatic grounding protection device for detection of stake resistance of protection effect in the open air of stake resistance.
Technical solution of the present invention is: a kind of electrostatic grounding protection device for detection of stake resistance is characterized in that: comprise the base and the cap that consist of closed cavity; The base cavity inner bottom part is provided with insulcrete, is interval with above the insulcrete to connect to lead static board and ground connection is led static board, connects to lead static board and ground connection and lead static board and pass base left and right sides wall through oil resistant insulating cover endoporus respectively; The connection copper coin by attachment screw static board is led in isolated connection and ground connection is led the static board conducting
The matching part of the base described in the technical solution of the present invention and cap is provided with the step of the interior tyre gradient that cooperatively interacts, and oil resistant O type large sealing packing ring is housed.
The rear portion is provided with the rotating shaft that can supply the cap upset between base described in the technical solution of the present invention and the cap, the front portion is provided with locking device, this locking device comprises that locking colludes, rotation lock mandrel and oil resistant O shape small sealing ring, wherein, locking colludes and is fixed on the rotation lock mandrel that is installed on the base.
Oil resistant insulating cover described in the technical solution of the present invention be profile be step, with the rectangular parallelepiped of square hole, its profile is installed in the stepped hole of base both sides, then be glued, endoporus respectively be connected lead static board, ground connection is led static board and is closely cooperated.
Ground connection described in the technical solution of the present invention leads static board, connect and to lead static board, connect the copper coin surface and be provided with tin coating, the zinc coat that base, cap, screw, locking collude, rotation lock mandrel surface is provided with color passivation.
Cap top described in the technical solution of the present invention is sphere.
The present invention is owing to adopt by base; connect and lead static board; ground connection is led static board; connect copper coin; insulcrete; the electrostatic grounding protection device that cap forms; wherein; connect and lead static board; ground connection is led static board and is passed base left and right sides wall from oil resistant insulating cover endoporus respectively; connect the inside cavity that copper coin is positioned at protective device; static board is led in isolated connection and ground connection is led the static board conducting by attachment screw; thereby; make through the connection after the antirust processing and lead static board; ground connection is led static board; connect the protective device cavity that copper coin and attachment screw are positioned at relative closure all the time; even so open-air and have in the environment of inflammable gas in the open; this electrostatic grounding protection device also can access preferably protection; and guarantee that effectively static reliably leaks into the earth, greatly prolonged the serviceable life of device.Can make and connect copper coin and two and lead static board and separate by unscrewing attachment screw, realize that ground connection leads the detection of the stake resistance of static board and the earth, thereby got rid of the excessive phenomenon of stake resistance, guarantee that effectively static reliably leaks into the earth.
The present invention makes things convenient for base, cap to cooperate up and down reliably, is difficult for dislocation owing to the step that is provided with the interior tyre gradient that cooperatively interacts at the matching part of base and cap, and is difficult for making it damaging when external force is collided.The earhole at base and cap rear portion is equipped with can be for the rotating shaft of cap upset, in the time of can opening and closing for cap.The cap front portion is provided with the lock pin for locking device locking; can be rotatably installed in by specific purpose tool the rotation lock mandrel of base front portion; make the locking that is fixed on the rotation lock mandrel collude the lock pin that locking cap covers; thereby be easy to realize the locking of base and cap, play connection copper coin because of this protective device inside, connect and lead static board, ground connection and lead the disabler that this protective device static that the phenomenons such as static board etc. is lost, damage cause leaks into the earth.The present invention is owing to adopt oil resistant insulating cover, oil resistant O shape large sealing packing ring, O shape small sealing ring that open-air wet gas and inflammable gas are entered in this protective device cavity; parts to its inside play the effect that effective sealing protects, the serviceable life of having improved significantly this protective device.
The present test run usefulness on dual-use large-scale storage tank farm, pipe laying, pump cabinet of the present invention; its result shows; this electrostatic grounding protection device has not only promoted the safety factor that static leaks into the earth greatly by reference; and obtaining significant achievement aspect the maintenance of static grounding system, maintenance, the update; improved 2～3 times its serviceable life than originally, thereby produced larger society and economic benefits.
The present invention have protection effect in the open air good, be difficult for corrosion and can be used for detecting the characteristics of stake resistance.The present invention is mainly used in the electrostatic grounding protection device on open-air Large Oil Storage storehouse, pipe laying, the pump cabinet.
Description of drawings
Fig. 1 is the connection diagram of the present invention in leading static grounding system;
Fig. 2 is structural representation of the present invention;
Fig. 3 is the right TV structure synoptic diagram of Fig. 2;
Fig. 4 is the local enlarged diagram of the A of Fig. 3;
Fig. 5 is the plan structure synoptic diagram of Fig. 2;
Fig. 6 is that the B of Fig. 3 is to partial schematic diagram;
Fig. 7 is profile synoptic diagram of the present invention;
Fig. 8 is detected state synoptic diagram of the present invention.
Large-scale storage tank farm, pipe laying, pump cabinet 1; The long static board 2 of leading; Connect and lead static board 3; Base 4; Cap 5; Connect copper coin 6; Ground connection is led static board 7; Grounding body 8; Set bolt 9; Cement pedestal 10; Rotation lock mandrel 11; O shape small sealing ring 12; Locking colludes 13; Lock pin 14; Oil resistant insulating cover 15; Attachment screw 16; Insulcrete 17; O shape large sealing packing ring 18; Rotating shaft 19; Insulcrete breach 20; Hide rain eaves 21.
Embodiment
Connect and to lead static board 3, ground connection and lead after oil resistant insulating that static board 7 installs from base 4 left and right sides respectively overlaps 15 endoporus and pass, the left side connects leads static board 3 external parts and leads static board 2 one ends and be connected with growing, right side ground connection is led static board 7 external parts and is connected with grounding body 8, after these two junctions are with bolt, fastening nuts, and along the reliable welding of the periphery of overlap joint, the mode preservative treatments such as pitching are adopted in the commissure.Long static board 2 other ends of leading are connected with large-scale storage tank farm, pipe laying, pump cabinet 1.Connecting connection that copper coin 6 two ends are overlapped on respectively base inside leads the other end and the ground connection of static board 3 and leads on static board 7 other ends, and by attachment screw 16 will connect copper coin 6 two ends, static board 3 other ends are led in connection, ground connection is led static board 7 other ends and together is fastened on the insulcrete 17 that is fastenedly connected with base, thereby make long lead static board 2 by connection lead static board 3, connect copper coin 6, ground connection is led static board 7 and grounding body 8 conductings.Base 4 is fastened on the cement pedestal 10 by set bolt 9.
After assembling mutually, the two ear seats at base 4, cap 5 rear portions connect by rotating shaft 19, in the time of can opening and closing for cap.Base 4 is provided with the step of the interior tyre gradient that cooperatively interacts with the matching part of cap 5, and oil resistant O shape large sealing packing ring 18 is housed, and makes things convenient for base, cap to cooperate up and down tightly.Be installed in and be fixed with locking on the rotation lock mandrel 11 on the base 4 and collude 13, rotate rotation lock mandrel 11 by specific purpose tool, make locking collude lock pins 14 on the 13 locking caps 5, thereby conveniently realize the locking of base 4 and cap 5; In the time of need to opening cap 5, by specific purpose tool backward rotation rotation lock mandrel 11, make locking collude that lock pin 14 gets final product on the 13 whiz caps 5.Oil resistant O shape small sealing ring 12 is contained between rotation lock mandrel 11 and the base 4, together with the screening rain eaves 21 on the rotation lock mandrel 11 top caps 5, the locking device of installing on the base 4 is played sealing, protective action.
When needs detect stake resistance; rotate rotation lock mandrel 11 by specific purpose tool; make locking collude lock pin 14 on the 13 whiz caps 5; proceed as follows after opening cap: unscrew and the attachment screw 16 at fech connection copper coin 6 two ends be connected copper coin 6; can see this moment; ground connection is led on the insulcrete 17 below static board 7 ends and is had an insulcrete breach 20; the clip 22 of earth resistance tester can utilize this insulcrete breach 20 to clamp ground connection and lead static board 7; then carry out the detection of stake resistance according to method of testing; see whether stake resistance meets the demands; if meet the demands; to connect copper coin 6 by situation before the overlap joint restores to the original state; and screw attachment screw 16, and the contact resistance that guarantees whole protective device is less than 0.02 ohm.If can not satisfy stake resistance and contact resistance, will keep in repair and change until till meet the demands.
In addition; before whole protective device assembling; ground connection leads static board 7, connect and to lead static board 3, connect copper coin 6 and carried out zinc-plated processing; except seal member, insulating element, the zinc-plated protective treatment that other base 4, cap 5, locking collude 13, rotation lock mandrel 11, attachment screw 16 etc. have carried out color passivation.
Claims (1)
1. the electrostatic grounding protection device for detection of stake resistance is characterized in that: comprise base (4) and cap (5) with closed cavity; Base (4) chamber inner bottom part is provided with insulcrete (17), be interval with above the insulcrete (17) to connect and lead static board (3) and ground connection is led static board (7), connection is led static board (3) and ground connection and is led static board (7) and pass base (4) left and right sides wall through oil resistant insulating cover (15) endoporus respectively; Connection copper coin (6) by attachment screw (16) static board (3) is led in isolated connection and ground connection is led static board (7) conducting; Described base (4) is provided with the step of the interior tyre gradient that cooperatively interacts with the matching part of cap (5), and oil resistant O shape large sealing packing ring (18) is housed; The rear portion is provided with and can be provided with locking device for rotating shaft (19), the front portion of cap upset between described base (4) and the cap (5); This locking device comprises that locking colludes (13), rotation lock mandrel (11) and oil resistant O shape small sealing ring (12), and wherein, locking colludes (13) and is fixed on the rotation lock mandrel (11) that is installed on the base (4); Described oil resistant insulating cover (15) be profile be step, with the rectangular parallelepiped of square hole, its profile is installed in the stepped hole of base (4) both sides, then be glued, endoporus respectively be connected lead static board (3), ground connection is led static board (7) and is closely cooperated; Described ground connection leads static board (3), connect and to lead static board (7), connect copper coin (6) surface and be provided with tin coating, and base (4), cap (5), screw (16), locking collude the zinc coat that (13), rotation lock mandrel (11) surface are provided with color passivation; Described cap (5) top is sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910224348 CN102081119B (en) | 2009-11-29 | 2009-11-29 | Electrostatic grounding protection device for detecting grounding resistances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910224348 CN102081119B (en) | 2009-11-29 | 2009-11-29 | Electrostatic grounding protection device for detecting grounding resistances |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102081119A CN102081119A (en) | 2011-06-01 |
| CN102081119B true CN102081119B (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910224348 Expired - Fee Related CN102081119B (en) | 2009-11-29 | 2009-11-29 | Electrostatic grounding protection device for detecting grounding resistances |
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| CN (1) | CN102081119B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102832609B (en) * | 2012-08-27 | 2014-09-17 | 新兴重工集团有限公司 | Static conduction device |
| CN104237698B (en) * | 2014-09-28 | 2017-09-15 | 浪潮电子信息产业股份有限公司 | A kind of static electricity testing method for large-scale Rack servers |
| CN106680611A (en) * | 2015-11-10 | 2017-05-17 | 联创汽车电子有限公司 | ESD grounding tester used for electronic manufacture workshops |
| CN109256623B (en) * | 2018-09-19 | 2020-05-12 | 安徽华希电力科技有限公司 | Connection protection device of flexible graphite lightning grounding area |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4859992A (en) * | 1984-01-06 | 1989-08-22 | Hoigaard Jan C | Electrostatic system monitor and method therefor |
| CN2800282Y (en) * | 2005-04-29 | 2006-07-26 | 胡祖春 | Lightningproof earth resistance test terminal protection box for building |
| CN1855634A (en) * | 2005-04-21 | 2006-11-01 | 肖明训 | Overvoltage protecting ground device with insulative wire leading underground deeply |
| CN101409389A (en) * | 2008-08-05 | 2009-04-15 | 刘义 | Non-metallic ion grounding body |
| CN201638946U (en) * | 2009-11-29 | 2010-11-17 | 新兴重工湖北三六一一机械有限公司 | Electrostatic grounding protection device for detecting grounding resistance |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3419428B2 (en) * | 1996-03-11 | 2003-06-23 | 株式会社日立コミュニケーションテクノロジー | Line measurement equipment |
-
2009
- 2009-11-29 CN CN 200910224348 patent/CN102081119B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4859992A (en) * | 1984-01-06 | 1989-08-22 | Hoigaard Jan C | Electrostatic system monitor and method therefor |
| CN1855634A (en) * | 2005-04-21 | 2006-11-01 | 肖明训 | Overvoltage protecting ground device with insulative wire leading underground deeply |
| CN2800282Y (en) * | 2005-04-29 | 2006-07-26 | 胡祖春 | Lightningproof earth resistance test terminal protection box for building |
| CN101409389A (en) * | 2008-08-05 | 2009-04-15 | 刘义 | Non-metallic ion grounding body |
| CN201638946U (en) * | 2009-11-29 | 2010-11-17 | 新兴重工湖北三六一一机械有限公司 | Electrostatic grounding protection device for detecting grounding resistance |
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| CN102081119A (en) | 2011-06-01 |
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Owner name: XIANGYANG POWER SUPPLY COMPANY, STATE GRID HEBEI E Effective date: 20140522 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: XINXING HEAVY INDUSTRIES HUBEI 3611 MACHINERY CO., LTD. Effective date: 20140522 |
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Free format text: CORRECT: ADDRESS; FROM: 441002 XIANGFAN, HUBEI PROVINCE TO: 100031 XICHENG, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140522 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: XIANGYANG POWER SUPPLY COMPANY OF STATE GRID HUBEI ELECTRONIC POWER COMPANY Patentee after: Xinxing Heavy Industry Hubei 3611 Mechanical Co., Ltd. Address before: 441002 Xiangfan people's Road West, Hubei, No. 168 Patentee before: Xinxing Heavy Industry Hubei 3611 Mechanical Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20191129 |