CN103633455A - Low-current grounding system - Google Patents
Low-current grounding system Download PDFInfo
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- CN103633455A CN103633455A CN201310669474.0A CN201310669474A CN103633455A CN 103633455 A CN103633455 A CN 103633455A CN 201310669474 A CN201310669474 A CN 201310669474A CN 103633455 A CN103633455 A CN 103633455A
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- grounding system
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Abstract
The invention discloses a low-current grounding system comprising a ground rod, a ground wire, a ground wire joint, a fuse, a detector, a tip, a portable operating rod and a rod body cleaner. The fuse and the detector are both arranged on the ground wire; the rod body cleaner comprises circular hollow protectors, liquid boxes and micro-tubes which are all sleeved at the top of the ground rod. The lower end of the tip is connected to the ground rod, the upper end of the tip is provided with a connecting screw hole matched with a screw at the lower end of the ground wire joint, the ground wire joint is connected to the top of the tip through the screw and the screw hole, a circular groove is formed at the top of the ground rod, the protectors are arranged in the groove, the liquid boxes are arranged in hollow cavities of the protectors, one ends of the micro-tubes lead to the liquid boxes and the other ends thereof are connected to the outlet of the ground rod under the protectors. The low-current grounding system is simple in structure, convenient to bury, easy to clean and maintain when being used for a long term, and keeps grounding successfully.
Description
Technical field
The present invention relates to a kind of for electrical grounding assembly, particularly a kind of small current neutral grounding system.
Background technology
Ground connection being prevents the safety of electric shock or protection equipment, and the metal chassis of the equipment such as power telecommunication or shell are connected to ground wire; Utilize the earth to make current circuit earth connection.In electric power system, the neutral point of equipment and power device, shell or support and earthing device are done to good electrical connection with conductor and be called ground connection.The function of ground connection is except importing extraterrestrial greatly by some useless electric currents or noise jamming; maximum work be protection user be not electrically shocked; with UPS, some UPS can mark the voltage between zero line and ground wire, guarantees that product can not cause the electric shock to human body.Earthing device is conventional protective earthing, working earthing, lightning protection, bonding, anti-static grounding etc.
Earthing device be the object that realizes its work and protection be all need contact be embedded in well underground, the under ground portion of the earthing device of present stage is all by digging pit, bury underground or drive piles and bury time-consuming effort underground conventionally, and be very easily corroded and affect earthing effect burying for a long time the impact because of underground acid or alkali environment and water oxygen environment etc. of the under ground portion of underground grounding devices and junction underground, the general mode of digging out cleaning or changing that all adopts is safeguarded, waste time and energy and operate inconvenience, maintenance period is short, this lower present stage of state or employing are often dug out the mode of cleaning to guarantee earthing effect, but waste time and energy, cost is larger, it is row maintenance again after grounded capacity drops to certain threshold values, larger to security of system and stability influence.
Summary of the invention
For addressing the above problem, the invention discloses a kind of small current neutral grounding system, simple in structure, use is buried underground conveniently, and ground integrity is strong, and long-term stability in use is good, be convenient to equipment to carry out long-time maintenance and safety management, be convenient to the equipment of long-term use to clear up maintenance, keep ground connection connection, improved the safety and stability of electric power system.
Small current neutral grounding system disclosed by the invention, comprise earth rod, earth connection, earth connection point, be arranged on the fuse on connecting wires, detector, termination, portable action bars, precession bar, ailhead and body of rod cleaning device, described earth rod lower end is fixedly connected with precession bar and ailhead in turn, on described termination, be provided with through axis and the handle hole vertical with axis, described portable action bars and handle hole match, described body of rod cleaning device comprises the protector of the annular hollow that is set in earth rod top, liquor case and microtubule, lower end, described termination is connected to earth rod, upper end, described termination is provided with the connecting screw hole that the screw rod with earth connection point lower end matches, described earth connection point is connected to top, termination by screw rod and screw, described earth rod top is provided with annular groove, described protector is arranged in groove, described liquor case is provided with at least one and is all arranged in the hollow cavity of protector, described microtubule one end is connected to the exit that liquor case and the other end connect the earth rod that is arranged on protector below.Small current neutral grounding system disclosed by the invention, simple in structure, use is buried underground conveniently, ground integrity is strong, long-term stability in use is good, utilize fuse and detector to carry out end monitoring and fault detect for the running status of little electric current operation power system, the head protector matching with screw of operation setting simultaneously of drive piles when the earth connection point that the activity arranging is spirally connected and the ailhead of pointed cone are convenient to follow closely under earth rod can prevent that screw is out of shape in piling process, the precession bar simultaneously arranging, and the portable action bars that can be connected to handle hole on termination can utilize the spiral shear ability of precession bar to complete burying underground of earth rod after completing preliminary piling, operate more simple and convenient laborsaving, what arrange has in the liquor case in the protector of earth rod top and junction, termination the airtight cleaning agent that is equiped with multiple different purposes as mordant simultaneously, alkali cleaning agent, neutral cleaners and lubricant etc. with for earth rod in the situation that suffer corrosion impact earthing effect in various degree to carry out efficient Fast-Maintenance in long-term use, be arranged on earth rod top and junction, termination makes protector and the fail safe of liquor case well not fragile and be convenient to safeguard and change simultaneously, make grounding apparatus be convenient to equipment to carry out long-time maintenance and safety management, be convenient to the equipment of long-term use to clear up maintenance, keep ground connection connection, improved the safety and stability of electric power system.
A kind of improvement of small current neutral grounding system disclosed by the invention, described small current neutral grounding system also comprises remote control, described remote control comprises Numerical control valve, microprocessor and communicator, described Numerical control valve is arranged on microtubule, described Numerical control valve and communicator are all connected to microprocessor, and described communicator comprises wire communication device or radio communication device.This improvement is carried out the operation connection status of remote monitoring watch-dog by the remote control arranging by being connected to the detector of microprocessor, thereby in Long-distance Control Numerical control valve release liquor case, corresponding cleaning liquor carries out plant maintenance when needs clean earth rod, thereby make the maintenance of equipment more convenient, thereby and storage that digital level indicator cleans liquor can also be set in liquor monitor and be convenient to liquor case to safeguard replacing.
Another of small current neutral grounding system disclosed by the invention improved, and described small current neutral grounding system also comprises alarm device, and described alarm device is connected to detector or microprocessor.This improvement, by the alarm device arranging, by giving the alarm under the instruction of detector or microprocessor is controlled when the equipment fault that needs manual maintenance being detected, has improved the promptness that system equipment is safeguarded, the fail safe that the operation of assurance equipment is used.
Small current neutral grounding system disclosed by the invention, simple in structure, easy to use, stable, be convenient to safeguard, in During Process of Long-term Operation, be convenient to the ground connection monitoring performance of grounding system and carry out simple Long-distance Control cleaning and safeguard, and when fault, carry out remote alarm, thereby stability and the fail safe of the operation of raising system.
Accompanying drawing explanation
The structural representation of Fig. 1, a kind of small current neutral grounding system disclosed by the invention.
Reference numerals list:
1, earth rod; 2, earth connection; 3, earth connection point;
4, termination; 5, handle hole; 6, precession bar;
7, ailhead; 8, protector; 9, liquor case;
10, microtubule; 11, Numerical control valve.
Embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention, should understand following embodiment and only for the present invention is described, is not used in and limits the scope of the invention.It should be noted that, word 'fornt', 'back', " left side ", " right side ", "up" and "down" that use is described below refer to the direction in accompanying drawing, and word " interior " and " outward " refer to respectively the direction towards or away from particular elements geometric center.
As shown in Figure 1, small current neutral grounding system disclosed by the invention, comprise earth rod 1, earth connection 2, earth connection point 3, be arranged on the fuse of connecting wires on 2, detector, termination 4, portable action bars, precession bar 6, ailhead 7 and body of rod cleaning device, described earth rod 1 lower end is fixedly connected with precession bar 6 and ailhead 7 in turn, on described termination 4, be provided with through axis and the handle hole 5 vertical with axis, described portable action bars and handle hole 5 match, described body of rod cleaning device comprises the protector 8 of the annular hollow that is set in earth rod 1 top, liquor case 9 and microtubule 10, 4 lower ends, described termination are connected to earth rod 1, 4 upper ends, described termination are provided with the connecting screw hole that the screw rod with earth connection point 3 lower ends matches, described earth connection point 3 is connected to 4 tops, termination by screw rod and screw, described earth rod 1 top is provided with annular groove, described protector 8 is arranged in groove, described protector 8 external diameters are identical with earth rod 1 external diameter, so that backspin makes it enter underground and is convenient to protect, described liquor case 9 is provided with at least one and is all arranged in the hollow cavity of protector 8, described microtubule 10 one end are connected to liquor case 9 and the other end connects the exit on the earth rod 1 that is arranged on protector 8 belows.Microtubule and liquor case mate setting one to one, thereby the convenient operation and maintenance that uses, small current neutral grounding system disclosed by the invention, simple in structure, use is buried underground conveniently, ground integrity is strong, long-term stability in use is good, utilize fuse and detector to carry out end monitoring and fault detect for the running status of little electric current operation power system, the head protector matching with screw of operation setting simultaneously of drive piles when the earth connection point that the activity arranging is spirally connected and the ailhead of pointed cone type are convenient to follow closely under earth rod can prevent that screw is out of shape in piling process, the precession bar simultaneously arranging, and the portable action bars that can be connected to handle hole on termination can utilize the spiral shear ability of precession bar to complete burying underground of earth rod after completing preliminary piling, operate more simple and convenient laborsaving, what arrange has in the liquor case in the protector of earth rod top and junction, termination the airtight cleaning agent that is equiped with multiple different purposes as mordant simultaneously, alkali cleaning agent, neutral cleaners and lubricant etc. with for earth rod in the situation that suffer corrosion impact earthing effect in various degree to carry out efficient Fast-Maintenance in long-term use, be arranged on earth rod top and junction, termination makes protector and the fail safe of liquor case well not fragile and be convenient to safeguard and change simultaneously, make grounding apparatus be convenient to equipment to carry out long-time maintenance and safety management, be convenient to the equipment of long-term use to clear up maintenance, keep ground connection connection, improved the safety and stability of electric power system.
As a kind of preferred, described small current neutral grounding system also comprises remote control, described remote control comprises Numerical control valve 11, microprocessor and communicator, described Numerical control valve 11 is arranged on microtubule 10, described Numerical control valve 11 and communicator are all connected to microprocessor, and described communicator comprises wire communication device or radio communication device.By the remote control arranging, by being connected to the detector of microprocessor, carry out the operation connection status of remote monitoring watch-dog, thereby in Long-distance Control Numerical control valve release liquor case, corresponding cleaning liquor carries out plant maintenance when needs clean earth rod, thereby make the maintenance of equipment more convenient, thereby and storage that digital level indicator cleans liquor can also be set in liquor monitor and be convenient to liquor case to safeguard replacing.
As a kind of preferred, described small current neutral grounding system also comprises alarm device, and described alarm device is connected to detector or microprocessor.By the alarm device arranging, by giving the alarm, improved the promptness that system equipment is safeguarded, the fail safe that the operation of assurance equipment is used when the equipment fault that needs manual maintenance being detected under the instruction of detector or microprocessor is controlled.
Small current neutral grounding system disclosed by the invention, simple in structure, easy to use, stable, be convenient to safeguard, in During Process of Long-term Operation, be convenient to the ground connection monitoring performance of grounding system and carry out simple Long-distance Control cleaning and safeguard, and when fault, carry out remote alarm, thereby stability and the fail safe of the operation of raising system.
The disclosed technological means of the present invention program is not limited only to the disclosed technological means of above-mentioned technological means, also comprises the technical scheme being comprised of above technical characterictic combination in any.The above is the specific embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (3)
1. a small current neutral grounding system, comprise earth rod, earth connection, earth connection point, be arranged on fuse and detector on connecting wires, it is characterized in that: described small current neutral grounding system also comprises termination, portable action bars, precession bar, ailhead and body of rod cleaning device, described earth rod lower end is fixedly connected with precession bar and ailhead in turn, on described termination, be provided with through axis and the handle hole vertical with axis, described portable action bars and handle hole match, described body of rod cleaning device comprises the protector of the annular hollow that is set in earth rod top, liquor case and microtubule, lower end, described termination is connected to earth rod, upper end, described termination is provided with the connecting screw hole that the screw rod with earth connection point lower end matches, described earth connection point is connected to top, termination by screw rod and screw, described earth rod top is provided with annular groove, described protector is arranged in groove, described liquor case is provided with at least one and is all arranged in the hollow cavity of protector, described microtubule one end is connected to the exit that liquor case and the other end connect the earth rod that is arranged on protector below.
2. small current neutral grounding system according to claim 1, it is characterized in that: described small current neutral grounding system also comprises remote control, described remote control comprises Numerical control valve, microprocessor and communicator, described Numerical control valve is arranged on microtubule, described Numerical control valve and communicator are all connected to microprocessor, and described communicator comprises wire communication device or radio communication device.
3. small current neutral grounding system according to claim 1 and 2, is characterized in that: described small current neutral grounding system also comprises alarm device, and described alarm device is connected to detector or microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310669474.0A CN103633455A (en) | 2013-12-11 | 2013-12-11 | Low-current grounding system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310669474.0A CN103633455A (en) | 2013-12-11 | 2013-12-11 | Low-current grounding system |
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| CN103633455A true CN103633455A (en) | 2014-03-12 |
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| CN201310669474.0A Pending CN103633455A (en) | 2013-12-11 | 2013-12-11 | Low-current grounding system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105870651A (en) * | 2016-06-01 | 2016-08-17 | 国家电网公司 | Power earthing device |
| CN108281906A (en) * | 2018-01-23 | 2018-07-13 | 贵州开磷集团股份有限公司 | A kind of power supply system and construction method |
| CN110829048A (en) * | 2018-08-13 | 2020-02-21 | 国网山西电力勘测设计研究院有限公司 | Liquid guide groove slow cone grounding rod |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0831471A (en) * | 1991-02-13 | 1996-02-02 | Tama Electric Co Ltd | Grounding rod for discharge |
| JPH09219226A (en) * | 1996-02-07 | 1997-08-19 | Nissin Electric Co Ltd | Grounding device for high potential part |
| US5864093A (en) * | 1996-05-31 | 1999-01-26 | E & J Demark, Inc. | Electrical ground connector assembly |
| CN201178138Y (en) * | 2008-04-24 | 2009-01-07 | 王刚 | Insulation protection earthing stick |
| CN101577376A (en) * | 2009-06-08 | 2009-11-11 | 宁阳县供电公司 | Earth electrode |
| CN202601856U (en) * | 2012-04-01 | 2012-12-12 | 国瀚文 | A low current grounding device |
-
2013
- 2013-12-11 CN CN201310669474.0A patent/CN103633455A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0831471A (en) * | 1991-02-13 | 1996-02-02 | Tama Electric Co Ltd | Grounding rod for discharge |
| JPH09219226A (en) * | 1996-02-07 | 1997-08-19 | Nissin Electric Co Ltd | Grounding device for high potential part |
| US5864093A (en) * | 1996-05-31 | 1999-01-26 | E & J Demark, Inc. | Electrical ground connector assembly |
| CN201178138Y (en) * | 2008-04-24 | 2009-01-07 | 王刚 | Insulation protection earthing stick |
| CN101577376A (en) * | 2009-06-08 | 2009-11-11 | 宁阳县供电公司 | Earth electrode |
| CN202601856U (en) * | 2012-04-01 | 2012-12-12 | 国瀚文 | A low current grounding device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105870651A (en) * | 2016-06-01 | 2016-08-17 | 国家电网公司 | Power earthing device |
| CN105870651B (en) * | 2016-06-01 | 2019-03-05 | 国家电网公司 | A kind of electric power grounding device |
| CN108281906A (en) * | 2018-01-23 | 2018-07-13 | 贵州开磷集团股份有限公司 | A kind of power supply system and construction method |
| CN108281906B (en) * | 2018-01-23 | 2020-05-05 | 贵州开磷集团股份有限公司 | Construction method of power supply system |
| CN110829048A (en) * | 2018-08-13 | 2020-02-21 | 国网山西电力勘测设计研究院有限公司 | Liquid guide groove slow cone grounding rod |
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Application publication date: 20140312 |