CN114709637A - Multipurpose grounding device capable of being plugged and unplugged quickly - Google Patents
Multipurpose grounding device capable of being plugged and unplugged quickly Download PDFInfo
- Publication number
- CN114709637A CN114709637A CN202210444343.1A CN202210444343A CN114709637A CN 114709637 A CN114709637 A CN 114709637A CN 202210444343 A CN202210444343 A CN 202210444343A CN 114709637 A CN114709637 A CN 114709637A
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- Prior art keywords
- grounding
- quick
- connection
- pile
- multipurpose
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- 238000003780 insertion Methods 0.000 claims description 11
- 230000037431 insertion Effects 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 30
- 229910052742 iron Inorganic materials 0.000 abstract description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 11
- 229910000831 Steel Inorganic materials 0.000 abstract description 11
- 239000010959 steel Substances 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 9
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 210000001331 nose Anatomy 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The multipurpose grounding device capable of being plugged and unplugged quickly is in threaded connection with the intermediate connection grounding unit through the grounding pile, the quick plug is detachably connected with the intermediate connection grounding unit, quick connection and disassembly among the grounding pile, the intermediate connection grounding unit and the quick plug are realized, the intermediate connection grounding unit can be screwed into an iron tower and a grounding flat steel, the multipurpose grounding device is used for scenes that the ground pile is not embedded and plugged, the power transmission and distribution iron tower, the length of a grounding copper wire is insufficient, other grounding devices needing to be shared and the like are not available on site, and meanwhile the problems that a connecting point at the grounding connection position is loosened due to objective reasons and the like are avoided. The quick plug is used for connecting a grounding wire. The invention can realize the quick assembly and disassembly of the grounding pile and the grounding wire, and is simultaneously suitable for various scenes, so that the labor intensity of maintenance operators is reduced, the number of carrying tools is reduced, the problem that the grounding cannot be effectively carried out due to the limited working site is avoided, and the safety and reliability of maintenance and the working efficiency are improved.
Description
Technical Field
The invention relates to the field of maintenance of power transmission and distribution lines, in particular to a multipurpose grounding device capable of being plugged and pulled quickly.
Background
The ground wire is an important tool for ensuring workers when voltage unexpectedly appears on the power-off equipment and lines, and is a life wire of the workers. Because of well, the net rack is joined in marriage to the low pressure covers extensively, for promoting to join in marriage net rack and user power consumption and experience the sense, joins in marriage net work load and continuously increases, and is stricter day by day to the requirement of earth connection, for the safe measure reliable ground connection of operations such as promotion maintenance, salvage, use current ground connection stake device need tighten the connecting screw of copper nose and ground connection stake with the spanner repeatedly when installing the earth connection for accomplish the reliable ground connection of earth connection.
Through investigation and research on grounding devices in daily work and use, the conventional grounding device often has the condition that the connection screws are too small and are easy to lose, so that personnel can not be reliably connected due to the lack of screws when arriving at the site; meanwhile, the operable space at the screw connection position is small, so that the rotation angle of the wrench is limited when the screw is assembled and disassembled, and the screw is assembled and disassembled slowly and infirm; the ground pile can not be inserted into special environment areas such as cement ground, or the higher ground copper wire of the power transmission and distribution iron tower is not long enough, so that the difficulty of on-site investigation and on-site operation of maintenance personnel is increased. Even if the force of the nine-cattle and two-tiger is hard to install, the screws at the connecting parts are loosened due to resonance or artificial shaking caused by vehicles passing by, the situation that reliable grounding cannot be achieved occurs, and the personal safety of operators can be endangered in serious cases.
Therefore, how to design a multipurpose quick pluggable grounding device which can realize quick and convenient reliable connection with grounding bodies such as grounding flat steel or iron towers and the like under special environments, reduce the problem of unreliable grounding caused by site limitation, and also can realize quick connection and dismantling of a grounding wire and the grounding device in a plugging mode becomes a problem to be solved urgently.
Disclosure of Invention
The invention provides a multipurpose grounding device capable of being plugged and unplugged quickly, which can realize quick and convenient reliable connection with grounding bodies such as grounding flat steel or iron towers and the like under special environments, reduce the problem of unreliable grounding caused by site limitation, and also can realize quick connection and disassembly of a grounding wire and the grounding device in a plugging and unplugging mode.
The invention provides a multipurpose grounding device capable of being plugged and pulled quickly, which comprises a grounding pile, an intermediate connection grounding unit and a quick plug, wherein:
the grounding pile is in threaded connection with the intermediate connection grounding unit;
the quick plug is detachably connected with the intermediate connection grounding unit.
Optionally, the intermediate connection grounding unit comprises a hexagonal prism rotary column, a buckle button, a spring, a single-end stud, a limiting column, a connecting rod and two quick jacks, wherein:
the two quick insertion holes are arranged in the hexagonal body rotary column, a wedge-shaped buckle is arranged in each quick insertion hole in a sliding mode, the buckle button is arranged at the rear end of the hexagonal body rotary column, the limiting column is arranged in the hexagonal body rotary column, one end of the spring is fixedly connected with the limiting column, the other end of the spring is connected with one end of the connecting rod, and the other end of the connecting rod is connected with the buckle button;
the connecting rod and the spring are both arranged in the hexagonal prism rotary column;
the connecting rod is perpendicular to the quick insertion hole and is positioned outside the quick insertion hole;
the two wedge-shaped buckles are fixed with the limiting columns;
the single-end stud is arranged at the front end of the hexagonal body rotating column, and the hexagonal body rotating column is connected with the grounding pile through the single-end stud.
Optionally, the quick plug comprises a pin and a metal nose, and the pin is arranged perpendicular to the metal nose;
the pins are connected with the quick jacks in a sliding mode.
Optionally, the grounding pile comprises a grounding body and a hollow screw hole, the hollow screw hole is formed in the middle of the grounding body, and the hollow screw hole is in threaded connection with the single-end stud.
The invention has the beneficial effects that: according to the invention, the grounding pile is in threaded connection with the intermediate connection grounding unit, the quick plug is detachably connected with the intermediate connection grounding unit, so that quick connection and disassembly among the grounding pile, the intermediate connection grounding unit and the quick plug are realized, the intermediate connection grounding unit can be screwed into an iron tower and a grounding flat steel, and the quick connection grounding unit is used for scenes that the ground pile is not embedded and inserted, the power transmission and distribution iron tower, the length of a grounding copper wire is insufficient, other grounding devices needing to be shared and the like are not available on site, and meanwhile, the problems of loosening of a connection point and the like at a grounding connection position due to objective reasons are avoided. The quick plug is used for connecting a grounding wire. The invention can realize the quick assembly and disassembly of the grounding pile and the grounding wire, and is simultaneously suitable for various scenes, so that the labor intensity of maintenance operators is reduced, the number of carrying tools is reduced, the problem that the grounding cannot be effectively carried out due to the limited working site is avoided, and the safety and reliability of maintenance and the working efficiency are improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any inventive exercise.
Fig. 1 is a schematic structural diagram of a multipurpose grounding device capable of being quickly plugged and unplugged according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a grounding stud with a knob hole according to an embodiment of the present invention;
FIG. 3 is a diagram of an intermediate connection unit and an enlarged spring structure according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a left button of the intermediate connection unit according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a quick connector according to an embodiment of the present invention;
wherein: 1-a grounding pile; 2-connecting a grounding unit in the middle; 3, quick plug; 4-a ground body; 5-hollow screw hole; 6-quick jack; 7-hexagonal prism rotary column; 8-snap button; 9-a spring; 10-a wedge-shaped buckle; 11-single-ended stud; 12-quick pins; 13-metal noses; 14-a limiting column; 15-connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described, and it will be appreciated by those skilled in the art that the present invention may be embodied without departing from the spirit and scope of the invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
The invention provides a multipurpose grounding device capable of being quickly plugged and pulled, which can be quickly and conveniently reliably connected with a grounding body such as a grounding flat steel or an iron tower and the like under a special environment, reduces the problem of unreliable grounding caused by site limitation, and can also realize quick connection and removal of a grounding wire and the grounding device in a plugging and pulling mode.
Referring to fig. 1, the present invention provides a multipurpose grounding device capable of being quickly plugged and unplugged, comprising a grounding pile 1, an intermediate connection grounding unit 2 and a quick plug 3, wherein:
the grounding pile 1 is in threaded connection with the intermediate connection grounding unit 2;
the quick connector 3 is detachably connected to the intermediate connection grounding unit 2.
The intermediate connection grounding unit 2 can be connected with the grounding pile 1 in a knob mode, and can be quickly connected with the quick plug 3 in a plugging mode.
Referring to fig. 3 and 4, alternatively, the intermediate connection ground unit 2 includes a hexagonal-prism-shaped screw post 7, a snap button 8, a spring 9, a single-ended stud 11, a limit post 14, a connecting rod 15, and two quick jacks 6, wherein:
the two quick jacks 6 are arranged in the hexagonal body rotary column 7, a wedge-shaped buckle 10 is slidably arranged in each quick jack 6, the buckle button 8 is arranged at the rear end of the hexagonal body rotary column 7, the limiting column 14 is arranged in the hexagonal body rotary column 7, one end of the spring 9 is fixedly connected with the limiting column 14, the other end of the spring 9 is connected with one end of the connecting rod 15, and the other end of the connecting rod 15 is connected with the buckle button 8;
buckle button 8 is used for removing the intermediate junction ground connection unit 2 and is connected with quick plug 3, and when quick plug 3 was taken out to needs, the accessible was pressed buckle button 8, drove wedge buckle 10 rearward through connecting rod 15 and is moved, makes spring 9 become compression state simultaneously. The snap button 8 can be released after the quick plug 3 is taken out, the spring 9 is in a relaxation state, and meanwhile, the connecting rod 15 is driven to enable the wedge-shaped snap 10 to move forwards to recover the original state.
The connecting rod 15 and the spring 9 are both arranged in the hexagonal prism rotary column 7;
the connecting rod 15 is arranged perpendicular to the quick jack 6 and is positioned outside the quick jack 6;
the two wedge-shaped buckles 10 are fixed with the limiting column 14;
the single-end stud 11 is arranged at the front end of the hexagonal prism-shaped rotary column 7, and the hexagonal prism-shaped rotary column 7 is connected with the grounding pile 1 through the single-end stud 11.
The quick insertion hole 6 can be used for connecting with the quick plug 3 and can also be used for inserting a force-assisting tool when the grounding pile 1 is screwed in; the wedge-shaped buckle 10 in the quick jack 6 can be embedded into the wedge-shaped clamping groove after the quick plug 3 is inserted, and the buckle can be withdrawn by pressing the buckle button 8 when the quick plug 3 needs to be pulled out.
The size of the single-end stud 11 is the same as the size M16 of a bolt commonly used in the power industry, the single-end stud 11 can be reliably connected with a grounding flat steel and an iron tower through screwing in, and can also be used for reliably connecting a transformer grounding down lead with the grounding flat steel, the single-end stud 11 can be screwed into the iron tower and the grounding flat steel, and the single-end stud is used for scenes that a grounding pile is not embedded and inserted, a power transmission and distribution iron tower, the length of a grounding copper wire is insufficient, other grounding devices need to be shared and the like on site, and meanwhile the problems that the connection point of the grounding connection position is loosened due to objective reasons and the like are avoided.
Referring to fig. 5, alternatively, the quick plug 3 includes a pin 12 and a metal nose 13, the pin 12 being disposed perpendicular to the metal nose 13;
the pins 12 are slidably connected to the quick socket 6.
The plug pins 12 are provided with wedge-shaped slots matched with the wedge-shaped buckles 10.
The metal nose 13 is different from a common wiring nose in that the connection with the pin 12 is realized in a copper-aluminum transition connection mode, so that the connection area is large, the strength is high, and the problems of oxidation reaction between a grounding copper wire and the aluminum nose and fracture of a connection part frequently caused by the conventional wiring nose can be effectively solved; the metal nose 13 is pressed by hydraulic pliers after being inserted into the grounding copper wire, so that the grounding copper wire is prevented from being separated.
Referring to fig. 2, alternatively, the grounding stud 1 includes a grounding body 4 and a hollow screw hole 5, the hollow screw hole 5 is disposed in the middle of the grounding body 4, and the hollow screw hole 5 is in threaded connection with the single-end stud 11.
The hollow screw hole 5 is arranged between the buried deep line of the grounding body and the beating shower head, and can be connected with the middle connection grounding unit 2 on the ground where the grounding pile can be inserted through a screwing mode; if the ground of the grounding pile can not be inserted into the ground, the connection with the intermediate connection grounding unit can be removed in a screwing-out mode. Tools such as a spanner, a screw and the like are not needed in the operation process, and the operation mode is simplified.
The quick jack 6 is mainly used for being connected with a grounding copper wire through a quick plug 3 and realizing reliable connection with a pin 12 through a wedge-shaped buckle 10; meanwhile, the quick insertion holes 6 can be used as a rotary handle for screwing the middle connection grounding unit 2 into the grounding pile 1 or other grounding bodies after one insertion hole is inserted into one insertion pin, so that the carrying and using tools can be reduced, and the connection with the grounding body can be conveniently and quickly realized.
The hexagonal-prism-shaped stud 7 can be used to tighten the connection between the intermediate connection grounding unit 2 and the grounding body using a tool such as a wrench, in the case where the above-described operation method cannot be implemented.
The snap button 8 is used to compress the spring 9 by pressing when the quick plug 3 is removed, so that the connecting wedge snap 10 moves out of the wedge groove of the quick plug 3.
The spring 9 is mainly used for driving the spring 9 to compress by the automatic movement of the wedge-shaped buckle 10 when the quick plug 3 is inserted, and after the spring 9 reaches a specific position, the spring rebounds to enable the wedge-shaped buckle 10 to be firmly clamped with the wedge-shaped clamping groove of the quick plug 3.
The single-end stud 11 is mainly used for being reliably connected with the grounding pile 1, and meanwhile, in special use scenes such as cement ground, power transmission and distribution iron towers and insufficient length of grounding copper wires, the middle connection grounding unit 2 can be directly used for being reliably connected with the grounding flat steel and iron tower screw holes through screwing in through the single-end stud 11, and can also be used for reliably connecting grounding down leads such as transformers, circuit breakers and the like with the grounding flat steel.
The invention has the beneficial effects that: according to the invention, the grounding pile 1 is in threaded connection with the intermediate connection grounding unit 2, the quick plug 3 is detachably connected with the intermediate connection grounding unit 2, so that the quick connection and disassembly among the grounding pile 1, the intermediate connection grounding unit 2 and the quick plug 3 are realized, the intermediate connection grounding unit 2 can be screwed into an iron tower and a grounding flat steel, and the quick plug is used for scenes without burying and inserting the grounding pile, a power transmission and distribution iron tower, insufficient length of a grounding copper wire, other grounding devices needing to be shared and the like on site, and simultaneously the problems of loose connection points and the like at the grounding connection position due to objective reasons are avoided. The quick plug 3 is used for connecting a grounding wire. The invention can realize the quick assembly and disassembly of the grounding pile and the grounding wire, and is simultaneously suitable for various scenes, so that the labor intensity of maintenance operators is reduced, the number of carrying tools is reduced, the problem that the grounding cannot be effectively carried out due to the limited working site is avoided, and the safety and reliability of maintenance and the working efficiency are improved.
The foregoing is merely a detailed description of the invention, and it should be noted that modifications and adaptations by those skilled in the art may be made without departing from the principles of the invention, and should be considered as within the scope of the invention.
Claims (4)
1. A multipurpose quick-pluggable grounding device, characterized in that it comprises a grounding pile (1), an intermediate connection grounding unit (2) and a quick plug (3), wherein:
the grounding pile (1) is in threaded connection with the intermediate connection grounding unit (2);
the quick plug (3) is detachably connected with the intermediate connection grounding unit (2).
2. A multipurpose quick-pluggable grounding device according to claim 1, wherein the intermediate connection grounding unit (2) comprises a hexagonal-prism-shaped screw column (7), a snap button (8), a spring (9), a single-ended stud (11), a limit column (14), a connecting rod (15) and two quick-insertion holes (6), wherein:
the two quick insertion holes (6) are arranged in the hexagonal prism body rotary column (7), a wedge-shaped buckle (10) is arranged in each quick insertion hole (6) in a sliding mode, the buckle button (8) is arranged at the rear end of the hexagonal prism body rotary column (7), the limiting column (14) is arranged in the hexagonal prism body rotary column (7), one end of the spring (9) is fixedly connected with the limiting column (14), the other end of the spring (9) is connected with one end of the connecting rod (15), and the other end of the connecting rod (15) is connected with the buckle button (8);
the connecting rod (15) and the spring (9) are both arranged in the hexagonal prism body rotary column (7);
the connecting rod (15) is arranged perpendicular to the quick jack (6) and is positioned outside the quick jack (6);
the two wedge-shaped buckles (10) are fixed with the limiting column (14);
the single-end stud (11) is arranged at the front end of the hexagonal body rotary column (7), and the hexagonal body rotary column (7) is connected with the grounding pile (1) through the single-end stud (11).
3. Multipurpose quick-connect grounding device according to claim 2, characterized in that the quick plug (3) comprises a pin (12) and a metal nose (13), the pin (12) being arranged perpendicular to the metal nose (13);
the pin (12) is connected with the quick jack (6) in a sliding mode.
4. The multipurpose grounding device capable of being plugged and unplugged quickly according to claim 2, wherein the grounding pile (1) comprises a grounding body (4) and a hollow screw hole (5), the hollow screw hole (5) is arranged in the middle of the grounding body (4), and the hollow screw hole (5) is in threaded connection with the single-end stud (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210444343.1A CN114709637A (en) | 2022-04-25 | 2022-04-25 | Multipurpose grounding device capable of being plugged and unplugged quickly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210444343.1A CN114709637A (en) | 2022-04-25 | 2022-04-25 | Multipurpose grounding device capable of being plugged and unplugged quickly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114709637A true CN114709637A (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210444343.1A Pending CN114709637A (en) | 2022-04-25 | 2022-04-25 | Multipurpose grounding device capable of being plugged and unplugged quickly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114709637A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116259985A (en) * | 2023-05-16 | 2023-06-13 | 国网山东省电力公司德州市陵城区供电公司 | Electric power engineering electric power grounding pile |
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| KR20130014085A (en) * | 2011-07-29 | 2013-02-07 | 한국전력공사 | Earthning device having electroscopic function |
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| CN209119469U (en) * | 2018-09-12 | 2019-07-16 | 成都理工大学 | A kind of plugs and sockets structure of anti-dropout Pop-up |
| CN209169400U (en) * | 2018-11-07 | 2019-07-26 | 中国南方电网有限责任公司超高压输电公司南宁局 | It is a kind of to be grounded and earth brace Fast Installation auxiliary device and quick joining type earthing or grounding means |
| KR20200069030A (en) * | 2018-12-06 | 2020-06-16 | 한국전력공사 | Transmission line grounding device |
| CN211428358U (en) * | 2019-12-30 | 2020-09-04 | 中国石油天然气股份有限公司 | Grounding device |
| CN216121019U (en) * | 2021-08-30 | 2022-03-22 | 国网湖南省电力有限公司 | Anti-drop type grounding quick connector |
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2022
- 2022-04-25 CN CN202210444343.1A patent/CN114709637A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130014085A (en) * | 2011-07-29 | 2013-02-07 | 한국전력공사 | Earthning device having electroscopic function |
| CN204516914U (en) * | 2015-04-20 | 2015-07-29 | 国网湖北省电力公司咸宁供电公司 | Earthing device when distribution line and equipment interruption maintenance |
| CN209119469U (en) * | 2018-09-12 | 2019-07-16 | 成都理工大学 | A kind of plugs and sockets structure of anti-dropout Pop-up |
| CN209169400U (en) * | 2018-11-07 | 2019-07-26 | 中国南方电网有限责任公司超高压输电公司南宁局 | It is a kind of to be grounded and earth brace Fast Installation auxiliary device and quick joining type earthing or grounding means |
| KR20200069030A (en) * | 2018-12-06 | 2020-06-16 | 한국전력공사 | Transmission line grounding device |
| CN211428358U (en) * | 2019-12-30 | 2020-09-04 | 中国石油天然气股份有限公司 | Grounding device |
| CN216121019U (en) * | 2021-08-30 | 2022-03-22 | 国网湖南省电力有限公司 | Anti-drop type grounding quick connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116259985A (en) * | 2023-05-16 | 2023-06-13 | 国网山东省电力公司德州市陵城区供电公司 | Electric power engineering electric power grounding pile |
| CN116259985B (en) * | 2023-05-16 | 2023-07-18 | 国网山东省电力公司德州市陵城区供电公司 | Electric power engineering electric power grounding pile |
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