CN107799915B - High-voltage earthing device - Google Patents
High-voltage earthing device Download PDFInfo
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- CN107799915B CN107799915B CN201710986452.5A CN201710986452A CN107799915B CN 107799915 B CN107799915 B CN 107799915B CN 201710986452 A CN201710986452 A CN 201710986452A CN 107799915 B CN107799915 B CN 107799915B
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- grounding rod
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- grounding
- connecting rod
- earthing device
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- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims abstract description 6
- 239000010949 copper Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 6
- 239000002689 soil Substances 0.000 abstract description 33
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 239000013590 bulk material Substances 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
-
- 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
Abstract
The present invention provides a kind of high-voltage earthing devices, belong to electric system fastening means technical field, including grounding rod ontology and the grounding rod connecting rod being connected through a screw thread, the lower end of the grounding rod ontology is aciculiform, there is a retaining mechanism the lower end of the grounding rod ontology is circumferentially fixed, the grounding rod bulk material is hollow steel tube body and the copper plate that is wrapped on the outside of the steel tube body；The present invention is made of copper-plated material outside interior steel, and tensile strength is big, and corrosion resistance is strong；It is increased on grounding rod ontology for being inserted into the soil body and locking the retaining mechanism of grounding rod ontology, increase the contact area with the soil body, keep grounding rod stronger, the quick extraction of grounding rod can be realized using wirerope pulling retaining mechanism, it solves perishable, grounding rod after grounding rod is rammed into the soil body and takes out time-consuming and laborious, barred body and the small technical problem of soil body contact area.
Description
Technical field
The invention belongs to electric system fastening means technical fields, are to be related to a kind of high-voltage earthing device more specifically.
Background technique
Earthing or grounding means is also known as grounding rod or earthing pole, and one end embedment the earth constitutes the earthed system of power equipment.High pressure
Earthing or grounding means is the important work of safeguard work personnel safety in order in the equipment or route having had a power failure when drop-in voltage
Tool.Ground line has two-sidedness, it has the function of safety, and improper use can also generate damage effect.It is connect using underproof
Ground wire can damage electrical equipment and destroy the stabilization of power grid, may cause serious pernicious electrical hazard.Current power transmission route makes
High-voltage grounding wire is after needle body is rammed into the earth, and since the exposed rivet nut in ground is small, rivet nut is smooth, expends when causing to take out a large amount of
Time energy, needle body Zinc coat corrosion resistance is poor, and coating easy-to-rust falls off, and needle body and the earth contact area are smaller, makes
The external force such as used time chance vibration pulling, which have been easy to pull out on soil, loses protection, causes staff's Danger Electric shock risk.
Summary of the invention
The purpose of the present invention is to provide a kind of high-voltage earthing devices, to solve earthing or grounding means existing in the prior art not
The technical issues of stable, time-consuming and laborious, needle body coating easy-to-rust falls off, have it is easy to carry, be convenient to mount and dismount, the spy that work efficiency is high
Point.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of high-voltage earthing device, including grounding rod are provided
Ontology is threaded with grounding rod connecting rod on the top of the grounding rod ontology, is fixed with hand in the grounding rod connecting rod
Handle, the lower end of the grounding rod ontology are aciculiform, have several locking machines the lower end of the grounding rod ontology is circumferentially fixed
Structure, the grounding rod bulk material are hollow steel tube body and the copper plate being wrapped on the outside of the steel tube body；
The retaining mechanism includes the hinge seat that grounding rod ontology lower end is arranged in, first company hinged with the hinge seat
Bar, in the hinged second connecting rod of the first connecting rod, fixing seat and the first through hole that is arranged on the grounding rod ontology
Sliding seat, one end of the sliding seat is fixedly connected by spring with the bottom of the first through hole, one end of the sliding seat
It is also fixedly connected with the flexible body for pulling the sliding seat sliding, the flexible body passes through the first through hole bottom and position
In the grounding rod body upper part the second through-hole and be flexibly connected with the gripper for being fixed on second through-hole top.
Further, the upper end of the grounding rod connecting rod is fixedly connected with hammering face.
Further, the first connecting rod can rotate to the side of ground connection bat handle, one end of the second connecting rod
Hinged with the first connecting rod, the other end is installed among the fixing seat and the sliding seat, and when the pulling flexibility
When body, the second connecting rod can be slided along grounding rod ontology.
Further, the upper end of the grounding rod ontology is equipped with the terminal plate for ground connection.
Further, it is 3-5 that the retaining mechanism is arranged circumferentially in the lower end of the grounding rod ontology.
Further, the flexible body is wirerope or the sliding seat can be pulled to slide in the first through hole
Flexible body.
Further, the handle is equipped with the non-slip rubber set for preventing hand from sliding.
Further, the surface of the grounding rod ontology is equipped with shape of threads striped.
The beneficial effect of high-voltage earthing device provided by the invention is: compared with prior art, high-voltage connecting of the invention
Ground device, grounding rod ontology are made of copper-plated material outside interior steel, and tensile strength is big, and corrosion resistance is strong；In grounding rod ontology
On increase for being inserted into the soil body and locking the retaining mechanism of grounding rod ontology, increase the contact area with the soil body, make to be grounded
Stick is stronger, pulls retaining mechanism that the quick extraction of grounding rod can be realized using wirerope, solves grounding rod and be rammed into soil
Perishable after body, barred body takes out time-consuming and laborious, barred body and the small technical problem of soil body contact area, realizes Fast Installation ground connection
Stick, anticorrosive property be strong, stable and firm reliable technical effect.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram of high-voltage earthing device provided in an embodiment of the present invention；
Fig. 2 is the retaining mechanism compressive state structural schematic diagram of high-voltage earthing device provided in an embodiment of the present invention；
Fig. 3 is the top view of high-voltage earthing device provided in an embodiment of the present invention；
Fig. 4 is the partial structural diagram in Fig. 1；
Fig. 5 is the partial structural diagram in Fig. 2.
Wherein, each appended drawing reference in figure: 1- grounding rod ontology；11- first through hole；The second through-hole of 12-；13- gripper；
14- terminal plate；15- shape of threads striped；2- grounding rod connecting rod；21- handle；22- hammers face；211- non-slip rubber set；3- lock
Tight mechanism；31- hinge seat；32- first connecting rod；33- second connecting rod；34- fixing seat；35- sliding seat；36- flexible body；37- bullet
Spring.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, " multiple ", " several " be meant that two or
Two or more, unless otherwise specifically defined.
Also referring to Fig. 1-Fig. 5, now high-voltage earthing device provided by the invention is illustrated.The high-voltage earthing dress
It sets, including grounding rod ontology 1, is threaded with grounding rod connecting rod 2, the grounding rod on the top of the grounding rod ontology 1
Handle 21 is fixed in connecting rod 2, the lower end of the grounding rod ontology 1 is aciculiform, in the lower end of the grounding rod ontology 1 week
To several retaining mechanisms 3 are fixed with, 1 material of grounding rod ontology is hollow steel tube body and is wrapped in outside the steel tube body
The copper plate of side.
The retaining mechanism 3 includes that the hinge seat 31 that 1 lower end of grounding rod ontology is arranged in and the hinge seat 31 are hinged
First connecting rod 32 and the hinged second connecting rod 33 of the first connecting rod 32, fixing seat 34 and setting are on the grounding rod ontology 1
First through hole in 11 sliding seat 35, one end of the sliding seat 35 is solid by the bottom of spring 37 and the first through hole 11
Fixed connection, the sliding seat 35 one end be also fixedly connected with the flexible body 36 for pulling the sliding seat 35 to slide, it is described
Flexible body 36 pass through 11 bottom of first through hole and positioned at 1 top of grounding rod ontology the second through-hole 12 and be fixed on
The gripper 13 on 12 top of the second through-hole is flexibly connected.Grounding rod ontology 1 can be connected by screw thread and grounding rod connecting rod 2
It connects, is conveniently replaceable flexible body 36, be not available the earthing or grounding means after preventing flexible body 36 to be broken.
High-voltage earthing device provided by the invention, compared with prior art, grounding rod ontology 1 use the material of the outer copper of interior steel
It is made, tensile strength is big, and corrosion resistance is strong；It is increased on grounding rod ontology 1 for being inserted into the soil body and locking grounding rod ontology 1
Retaining mechanism 3, increase the contact area with the soil body, keep earthing or grounding means stronger, utilize flexible body 36 pull locking machine
The quick extraction of earthing or grounding means can be realized in structure 3, solve grounding rod be rammed into perishable, barred body after the soil body take out it is time-consuming and laborious,
It is strong, stable and firm reliable to realize Fast Installation grounding rod, anticorrosive property for barred body and the small technical problem of soil body contact area
Technical effect.
The present invention is directed to the shortcomings that traditional grounding rod, and retaining mechanism 3 is increased on the basis of traditional grounding rod and is changed
Be apt to the bulk material structure of grounding rod, meet grounding rod using when it is easy to carry, be convenient to mount and dismount, shorten the construction time, mention
The effect of high working efficiency；Grounding rod connecting rod 2 is threadedly coupled with grounding rod ontology 1 when use, grounding rod ontology 1 is rammed into
The soil body, by pulling flexible body 36 that retaining mechanism 3 is made to realize stretching, extension and retraction, being inserted into grounding rod ontology 1 in the soil body can be smoothly
Plug；Retaining mechanism 3 increases the contact area that grounding rod ontology 1 is inserted into the soil body again simultaneously, makes 1 support force of grounding rod ontology
More stable and firm, using the structure type of copper plate package steel tube body, advantage is that tensile strength is big, degree of adhesion is good, Ke Yiti
Highly corrosion resistant, with constant low resistance and good plasticity.
Also referring to Fig. 1-Fig. 5, now high-voltage earthing device provided by the invention is illustrated.The grounding rod connection
The upper end of bar 2 is fixedly connected with hammering face 22, and hammering face 22 can increase the area of hammer grounding rod connecting rod 2, improves
Grounding rod ontology 1 enters the efficiency of soil layer, improves installation efficiency, shortens the set-up time.
Also referring to Fig. 1-Fig. 5, now high-voltage earthing device provided by the invention is illustrated.The first connecting rod 32
It can rotate to the side of ground connection bat handle 2, one end of the second connecting rod 33 and the first connecting rod 32 are hinged, the other end
It is installed among the fixing seat 34 and the sliding seat 35, and when pulling the flexible body 36, the second connecting rod 33
It can be along 1 upward sliding of grounding rod ontology.Sliding seat 35 is equipped in first through hole 11, by pulling flexible body 36, sliding seat
35 overcome the elastic force of spring 37, and sliding seat 35 is made to bounce back in first through hole 11, the free end of second connecting rod 33 will be discharged, in soil
Under the action of body pressure, stretch second connecting rod 33 upwards, then first connecting rod 32 rotates along hinge seat 31, to make to connect
The soil body around ground stick ontology 1 loosens, and quickly extracts grounding rod ontology 1 from the soil body, improves installation and tears open
Unload the construction efficiency of grounding rod.
Also referring to Fig. 1-Fig. 5, now high-voltage earthing device provided by the invention is illustrated.The grounding rod ontology
1 upper end is equipped with the terminal plate 14 for ground connection.Terminal plate 14 is welded on the outer upper of the grounding rod ontology 1 of steel, is used for
It is connected with each other, is connected as one with ground path.
Also referring to Fig. 1-Fig. 5, now high-voltage earthing device provided by the invention is illustrated.The retaining mechanism 3
Being arranged circumferentially in the lower end of the grounding rod ontology 1 is 3-5.The circumferential uniform cloth on grounding rod ontology 1 of retaining mechanism 3
It sets, contact area can be increased during grounding rod ontology 1 is inserted into the soil body, improve the firm stable of grounding rod ontology 1
Property；And retaining mechanism 3 makes 3 locking of retaining mechanism when grounding rod ontology 1 takes out the soil body, by loosening sliding seat 35, is grounded
1 surrounding soil of stick ontology loosens, and smoothly extracts or takes out grounding rod ontology 1, improve speed of application.
Also referring to Fig. 1-Fig. 5, now high-voltage earthing device provided by the invention is illustrated.The flexible body 36 is
Wirerope or the flexible body 36 that the sliding seat 35 can be pulled to slide in the first through hole 11.One end of wirerope and work
Dynamic seat 35 is fixedly connected, and the other end is hung on the gripper 13 on grounding rod ontology 1, and opening gripper 13 keeps wirerope movable,
Wirerope is pulled to slide sliding seat 35 in first through hole 11；Closing gripper 13 makes wire line shoe in gripper 13, living
Dynamic seat 35 bounces back, and so that first connecting rod 32 and second connecting rod 33 is moved up or is rotated, the soil body around retaining mechanism 3 occurs
It loosens, can quickly extract grounding rod ontology 1.
Also referring to Fig. 1-Fig. 5, now high-voltage earthing device provided by the invention is illustrated.It is set on the handle 21
There is the non-slip rubber set 211 for preventing hand from sliding.Non-slip rubber set 211 can make grounding rod ontology 1 in manual rotation's handle 21
The soil body is taken out, the sufficiently large contact resistance of user can be supplied to, facilitate the smooth taking-up of high-voltage earthing device.
Also referring to Fig. 1-Fig. 5, now high-voltage earthing device provided by the invention is illustrated.The grounding rod ontology
1 surface is equipped with shape of threads striped 15.Shape of threads striped 15 makes grounding rod ontology 1 smoothly pierce or take out from the soil body
A kind of supplementary structure, 15 energy auxiliary earth stick ontology 1 of shape of threads striped are smoothly drilled into inside soil body according to the shape of screw thread, together
Sample can also improve the construction efficiency of grounding rod ontology 1.
The specific working principle of the present invention is as follows: grounding rod connecting rod 2 being threadedly coupled with grounding rod ontology 1, will be grounded
Stick ontology 1 is rammed into the soil body, first bounces the sliding seat of the earthing or grounding means 35, and second connecting rod 33 is made to be located at sliding seat 35 and fix
Between seat, the hammering face 22 of the earthing or grounding means is struck using tup, is driven into the soil body, high-tension line is then linked into wiring
On plate 14, when needing to extract earthing or grounding means, flexible body 36 is tensed using manual, sliding seat 35 is made to bounce back to first through hole 11
Interior, under the pressure effect of the soil body, first connecting rod 32 and second connecting rod 33 will occur to turn to 1 central axis of grounding rod ontology
It is dynamic, loosen 1 surrounding soil of grounding rod ontology, soil pressure becomes smaller, and using the strength of turn handle 21, makes earthing or grounding means from soil
It is quickly removed in body, completes high-voltage earthing operation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (7)
1. high-voltage earthing device, including grounding rod ontology (1), it is characterised in that: in the top screw thread of the grounding rod ontology (1)
It is connected with grounding rod connecting rod (2), is fixed with handle (21) on the grounding rod connecting rod (2), the grounding rod ontology (1)
Lower end is aciculiform, has several retaining mechanisms (3), the grounding rod the lower end of the grounding rod ontology (1) is circumferentially fixed
Ontology (1) material is hollow steel tube body and the copper plate being wrapped on the outside of the steel tube body；
The retaining mechanism (3) includes that setting is cut with scissors in the hinge seat (31) of grounding rod ontology (1) lower end, with the hinge seat (31)
First connecting rod (32), the second connecting rod (33) hinged with the first connecting rod (32), fixing seat (34) and the setting connect is described
One end of the sliding seat (35) in first through hole (11) on grounding rod ontology (1), the sliding seat (35) passes through spring (37)
Be fixedly connected with the bottom of the first through hole (11), one end of the sliding seat (35) be also fixedly connected with it is described for pulling
The flexible body (36) of sliding seat (35) sliding, the flexible body (36) pass through the first through hole (11) bottom and connect positioned at described
Second through-hole (12) on ground stick ontology (1) top simultaneously connects with gripper (13) activity for being fixed on the second through-hole (12) top
It connects；
The first connecting rod (32) can to ground connection bat handle (21) side rotate, one end of the second connecting rod (33) with
Hingedly, it is intermediate that the other end is installed on the fixing seat (34) and the sliding seat (35) to the first connecting rod (32), and when drawing
When moving the flexible body (36), the second connecting rod (33) can be slided along grounding rod ontology (1).
2. high-voltage earthing device as described in claim 1, it is characterised in that: the upper end of the grounding rod connecting rod (2) is fixed
The hammering face of being connected with (22).
3. high-voltage earthing device as described in claim 1, it is characterised in that: the upper end of the grounding rod ontology (1), which is equipped with, to be used
In the terminal plate (14) of ground connection.
4. high-voltage earthing device as described in claim 1, it is characterised in that: the retaining mechanism (3) is in the grounding rod sheet
It is 3-5 that the lower end of body (1), which is arranged circumferentially,.
5. high-voltage earthing device as described in claim 1, it is characterised in that: the flexible body (36) is wirerope.
6. high-voltage earthing device as described in claim 1, it is characterised in that: the handle (21), which is equipped with, prevents hand from sliding
Non-slip rubber set (211).
7. high-voltage earthing device as described in claim 1, it is characterised in that: the surface of the grounding rod ontology (1) is equipped with
Shape of threads striped (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710986452.5A CN107799915B (en) | 2017-10-20 | 2017-10-20 | High-voltage earthing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710986452.5A CN107799915B (en) | 2017-10-20 | 2017-10-20 | High-voltage earthing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107799915A CN107799915A (en) | 2018-03-13 |
| CN107799915B true CN107799915B (en) | 2019-04-16 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710986452.5A Active CN107799915B (en) | 2017-10-20 | 2017-10-20 | High-voltage earthing device |
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| CN (1) | CN107799915B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108390166A (en) * | 2018-04-28 | 2018-08-10 | 广东电网有限责任公司 | Grounding rod and earthing or grounding means |
| CN109586109A (en) * | 2018-11-22 | 2019-04-05 | 国家电网有限公司 | A kind of high-voltage earthing device |
| CN112768967B (en) * | 2020-12-29 | 2022-12-06 | 广西电网有限责任公司梧州供电局 | Power single-pole point type grounding device for urban area |
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| CN204793238U (en) * | 2015-06-12 | 2015-11-18 | 林锦华 | Theftproof type electric power earthing device |
| CN205488612U (en) * | 2016-04-12 | 2016-08-17 | 屈强 | Open -air quick ground connection stake |
| CN205723980U (en) * | 2016-06-30 | 2016-11-23 | 三峡大学 | Grounding device |
| CN206313149U (en) * | 2017-01-03 | 2017-07-07 | 合肥同智机电控制技术有限公司 | A kind of earthing or grounding means for being easily installed dismounting |
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| CN107799915A (en) | 2018-03-13 |
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