CN111276831A - Grounding electrode connecting device - Google Patents
Grounding electrode connecting device Download PDFInfo
- Publication number
- CN111276831A CN111276831A CN202010207993.5A CN202010207993A CN111276831A CN 111276831 A CN111276831 A CN 111276831A CN 202010207993 A CN202010207993 A CN 202010207993A CN 111276831 A CN111276831 A CN 111276831A
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- China
- Prior art keywords
- grounding electrode
- electrode connecting
- connecting pipe
- connecting rod
- way
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000002184 metal Substances 0.000 claims abstract description 7
- 230000007704 transition Effects 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 10
- 238000010257 thawing Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 11
- 239000002689 soil Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
Images
Classifications
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- 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
- H01R11/01—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 characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- 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
- H01R11/03—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 characterised by the relationship between the connecting locations
- H01R11/09—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 characterised by the relationship between the connecting locations the connecting locations being identical
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- 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
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient 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
- H01R4/60—Connections between or with tubular conductors
Landscapes
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The invention relates to a grounding electrode connecting device which comprises a grounding electrode connecting rod, a grounding electrode connecting pipe, a grounding electrode and a contact finger spring, wherein the grounding electrode connecting pipe is a hollow cylindrical metal pipe; the grounding electrode connecting rod and the grounding electrode are coaxially inserted into the grounding electrode connecting pipe from two ends to be connected into a whole, and a contact finger spring is arranged between the grounding electrode connecting rod and the grounding electrode connecting pipe to realize electric connection. The invention divides the original grounding electrode into two sections, and the grounding electrode connecting pipe is arranged, so that the grounding electrode can move flexibly, and the problem of overlarge stress of the grounding electrode connecting point during freeze thawing alternation is solved.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a grounding electrode connecting device.
Background
The vertical grounding electrode and the horizontal grounding electrode are both buried in soil, in a permafrost region, the horizontal grounding electrode is buried according to a normal depth, the general buried depth is 0.6-0.8 m, the head end of the vertical grounding electrode is connected with the horizontal grounding electrode in a welding mode, the tail end of the vertical grounding electrode can penetrate into a frozen soil layer, namely, the horizontal grounding electrode is buried in the frozen layer, one end of the vertical grounding electrode is arranged on the frozen layer, and the other end of the vertical grounding electrode penetrates into permafrost. The freeze thawing alternation of the frozen layer of the permafrost region can occur along with the change of the air temperature, so that the horizontal grounding electrode can move up and down along with the freeze thawing of the soil, and the vertical grounding electrode is relatively fixed in position due to being inserted into the permafrost. When horizontal earthing pole place soil freezes, the horizontal earthing pole receives the ascending thrust of soil on the one hand, receives the decurrent pulling force of perpendicular earthing pole on the one hand, consequently the welding point of perpendicular earthing pole and horizontal earthing pole will receive the different power of two directions for this welding point becomes the weak point, and easy breaking takes place, makes earthing device inefficacy.
In addition, when the horizontal grounding electrode is buried in the frozen soil layer, because the grounding electrode is longer, if asynchronous freeze thawing occurs in the frozen soil layer, the horizontal grounding electrode can also be caused to bear the transverse tension, and the reliability of the welding point is influenced.
Disclosure of Invention
The invention aims to provide a grounding electrode connecting device, which solves the problem that a grounding electrode welding point is easy to break under the influence of freeze-thaw alternation of frozen soil when the grounding device is used for permafrost or similar conditions.
The technical scheme adopted by the invention is as follows:
earthing pole connecting device, its characterized in that:
the device comprises a grounding electrode connecting rod, a grounding electrode connecting pipe, a grounding electrode and a contact finger spring, wherein the grounding electrode connecting pipe is a hollow cylindrical metal pipe;
the grounding electrode connecting rod and the grounding electrode are coaxially inserted into the grounding electrode connecting pipe from two ends to be connected into a whole, and a contact finger spring is arranged between the grounding electrode connecting rod and the grounding electrode connecting pipe to realize electric connection.
The contact finger spring is arranged on the periphery of the end head of the grounding electrode connecting rod and is positioned in a groove formed in the periphery of the end head of the grounding electrode connecting rod.
The contact finger spring is arranged on the inner wall of the end head of the grounding electrode connecting pipe and is positioned in the groove on the inner wall of the end head of the grounding electrode connecting pipe.
The grounding electrode is connected to the grounding electrode connecting pipe in a threaded, bolted or welded mode.
The earthing pole connective bar trailing end connection rather than the perpendicular two-way earthing pole connective bar for the earthing pole connective bar becomes transition earthing pole connective bar, and the device is whole to be T shape structure, and two earthing pole connective bars are reconnected at two-way earthing pole connective bar both ends.
Two-way earthing pole connecting pipe both ends are the hollow circular cylinder form tubular metal resonator, and the middle part is the connecting portion that corresponds with the transition earthing pole connective bar, and transition earthing pole connective bar tail end is connected to two-way earthing pole connecting pipe middle part through screw thread, bolt or welded mode.
And a contact finger spring is arranged between the tube bodies at the two ends of the two-way grounding electrode connecting tube and the grounding electrode connecting rod.
The contact finger spring between the two-way grounding electrode connecting pipe and the grounding electrode connecting rod is arranged on the periphery of the end head of the grounding electrode connecting rod and is positioned in a groove formed in the periphery of the end head of the grounding electrode connecting rod.
The contact finger spring between the two-way grounding electrode connecting pipe and the grounding electrode connecting rod is arranged on the inner wall of the end head of the two-way grounding electrode connecting pipe and is positioned in the groove on the inner wall of the end head of the two-way grounding electrode connecting pipe.
The invention has the following advantages:
1. the invention divides the original grounding electrode into two sections, and the grounding electrode connecting pipe is arranged, so that the grounding electrode can move flexibly, and the problem of overlarge stress of the grounding electrode connecting point during freeze thawing alternation is solved.
2. The movable grounding electrode can be in close contact with the grounding electrode connecting pipe when moving by arranging the contact finger spring, so that the conductive performance of the movable part is met.
3. The grounding electrode connection mode provided by the invention has the advantages of simple structure, simple manufacture, convenience in installation and low cost, and can greatly save the manufacture cost and the installation time.
Drawings
FIG. 1 is a schematic structural view of an end head of a grounding electrode connecting rod with a contact finger spring arranged outside;
FIG. 2 is a schematic view of the end of the grounding electrode connection tube;
fig. 3 is a schematic diagram of a ground electrode terminal structure.
Fig. 4 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.
Reference numerals: the grounding electrode comprises a 1-grounding electrode connecting rod, a 2-bidirectional grounding electrode connecting pipe, a 3-contact finger spring, a 4-transition grounding electrode connecting rod, a 5-grounding electrode connecting pipe and a 6-grounding electrode.
Detailed Description
The present invention will be described in detail with reference to specific embodiments.
The invention relates to a grounding electrode connecting device which comprises a grounding electrode connecting rod 1, a grounding electrode connecting pipe 5, a grounding electrode 6 and a contact finger spring 3, wherein the grounding electrode connecting pipe is a hollow cylindrical metal pipe. Earthing pole connective bar 1 and earthing pole 6 insert earthing pole connecting pipe 5 from both ends are coaxial respectively and link into an organic whole, are provided with between earthing pole connective bar 1 and the earthing pole connecting pipe 5 and touch finger spring 3, realize the electricity and connect.
The contact finger spring 3 is arranged on the periphery of the end of the grounding electrode connecting rod 1 and is positioned in a groove formed in the periphery of the end of the grounding electrode connecting rod 1. The contact finger spring 3 can also be arranged on the inner wall of the end of the grounding electrode connecting pipe 5 and is positioned in a groove on the inner wall of the end of the grounding electrode connecting pipe 5.
The earth electrode 6 is connected to the earth electrode connection tube 5 by means of a thread, a bolt or welding.
The tail end of the grounding electrode connecting rod 1 can be connected with a two-way grounding electrode connecting rod 2 perpendicular to the grounding electrode connecting rod, so that the grounding electrode connecting rod 1 becomes a transition grounding electrode connecting rod 4, the whole device is of a T-shaped structure, and two grounding electrode connecting rods 1 are connected to two ends of the two-way grounding electrode connecting rod 2.
The two ends of the two-way grounding electrode connecting pipe 2 are hollow cylindrical metal pipes, the middle part of the two-way grounding electrode connecting pipe is a connecting part corresponding to the transition grounding electrode connecting rod 4, and the tail end of the transition grounding electrode connecting rod 4 is connected to the middle part of the two-way grounding electrode connecting pipe 2 in a threaded, bolt or welded mode. A contact finger spring 3 is arranged between the tube body at the two ends of the two-way grounding electrode connecting tube 2 and the grounding electrode connecting rod 1. The contact finger spring 3 between the two-way grounding electrode connecting pipe 2 and the grounding electrode connecting rod 1 is arranged on the periphery of the end of the grounding electrode connecting rod 1 and is positioned in a groove formed in the periphery of the end of the grounding electrode connecting rod 1. The contact finger spring 3 between the two-way grounding electrode connecting pipe 2 and the grounding electrode connecting rod 1 can also be arranged on the inner wall of the end of the two-way grounding electrode connecting pipe 2 and is positioned in the groove on the inner wall of the end of the two-way grounding electrode connecting pipe 2.
Example 1:
as shown in fig. 4, the connecting device includes a grounding electrode connecting rod 1, a grounding electrode connecting pipe 5 and a finger spring 3, wherein the head end of the grounding electrode connecting rod 1 is connected to the horizontal grounding electrode, the other end of the grounding electrode connecting rod is inserted into the grounding electrode connecting pipe 5, the grounding electrode connecting pipe 5 is a hollow cylindrical pipe, and the grounding electrode connecting rod 1 can be inserted into the hollow cylindrical pipe and can move flexibly. The earth electrode connecting rod 1 is electrically connected with the earth electrode connecting pipe 5 through the contact finger spring 3, wherein the contact finger spring 3 can be installed on the earth electrode connecting rod 1 and also can be installed on the inner wall of the earth electrode connecting pipe 5. The connection mode of the lower end of the grounding electrode connecting pipe 5 and the grounding electrode 6 can adopt various modes such as threaded installation, bolt installation, welding installation and the like.
The example can be used when the vertical grounding electrode is connected with the horizontal grounding electrode.
Example 2:
as shown in fig. 5, the connection device includes a ground electrode connection rod 1, a ground electrode connection pipe 5, a finger spring 3, a transition ground electrode connection rod 4, and a bidirectional ground electrode connection pipe 2. Wherein 1 one end of earthing pole connective bar is connected with horizontal earthing pole, and two-way earthing pole connecting pipe 2 is inserted to the other end, and transition earthing pole connective bar 4's one end adopts the fixed connection mode with two-way earthing pole connecting pipe 2 to be connected, but the other end inserts earthing pole connecting pipe 5 and nimble removal. One end of the grounding electrode connecting pipe 5 is fixedly connected with the grounding electrode 6. The one end of earthing pole connective bar 1 and transition earthing pole connective bar 4 sets up touches and indicates spring 3, realizes the electricity with two-way earthing pole connective bar 2 and earthing pole connective bar 5 respectively and connects, wherein touches and indicates spring 3 mountable on the earthing pole connective bar, also can install in earthing pole connective bar inner wall. The connection mode of the two-way grounding electrode connecting pipe 2 and the transition grounding electrode connecting rod 4 can adopt various modes such as threaded installation, bolt installation, welding installation and the like. The connection mode of the grounding electrode connecting pipe 5 and the connecting electrode 6 can adopt various modes such as threaded installation, bolt installation, welding installation and the like.
The example can be used for connecting a vertical grounding electrode and a horizontal grounding electrode, can also be used for connecting the horizontal grounding electrode, and can also be used for connecting a grounding down lead and the horizontal grounding electrode.
The invention is not limited to the examples, and any equivalent changes to the technical solution of the invention by a person skilled in the art after reading the description of the invention are covered by the claims of the invention.
Claims (9)
1. Earthing pole connecting device, its characterized in that:
the device comprises a grounding electrode connecting rod (1), a grounding electrode connecting pipe (5), a grounding electrode (6) and a contact finger spring (3), wherein the grounding electrode connecting pipe is a hollow cylindrical metal pipe;
the grounding electrode connecting rod (1) and the grounding electrode (6) are coaxially inserted into the grounding electrode connecting pipe (5) from two ends to be connected into a whole, and the contact finger spring (3) is arranged between the grounding electrode connecting rod (1) and the grounding electrode connecting pipe (5) to realize electric connection.
2. The earth connection of claim 1, wherein:
the contact finger spring (3) is arranged on the periphery of the end of the grounding electrode connecting rod (1) and is positioned in a groove formed in the periphery of the end of the grounding electrode connecting rod (1).
3. The earth connection of claim 1, wherein:
the contact finger spring (3) is arranged on the inner wall of the end of the grounding electrode connecting pipe (5) and is positioned in a groove in the inner wall of the end of the grounding electrode connecting pipe (5).
4. A grounding electrode connection means as claimed in claim 2 or claim 3, in which:
the grounding electrode (6) is connected to the grounding electrode connecting pipe (5) through threads, bolts or welding.
5. The grounding electrode connecting device as claimed in claim 4, wherein:
the tail end of the grounding electrode connecting rod (1) is connected with the two-way grounding electrode connecting pipe (2) perpendicular to the grounding electrode connecting rod, so that the grounding electrode connecting rod (1) becomes a transition grounding electrode connecting rod (4), the whole device is of a T-shaped structure, and two ends of the two-way grounding electrode connecting pipe (2) are connected with the two grounding electrode connecting rods (1).
6. The grounding electrode connecting device as claimed in claim 5, wherein:
two-way earthing pole connecting pipe (2) both ends are the hollow circular cylinder form tubular metal resonator, and the middle part is the connecting portion that corresponds with transition earthing pole connective bar (4), and transition earthing pole connective bar (4) tail end is connected to two-way earthing pole connecting pipe (2) middle part through screw thread, bolt or welded mode.
7. The grounding electrode connecting device as claimed in claim 6, wherein:
a contact finger spring (3) is arranged between the tube bodies at the two ends of the two-way grounding electrode connecting tube (2) and the grounding electrode connecting rod (1).
8. The grounding electrode connecting device of claim 7, wherein:
the contact finger spring (3) between the two-way grounding electrode connecting pipe (2) and the grounding electrode connecting rod (1) is arranged on the periphery of the end of the grounding electrode connecting rod (1) and is positioned in a groove formed in the periphery of the end of the grounding electrode connecting rod (1).
9. The grounding electrode connecting device of claim 7, wherein:
the contact finger spring (3) between the two-way grounding electrode connecting pipe (2) and the grounding electrode connecting rod (1) is arranged on the inner wall of the end of the two-way grounding electrode connecting pipe (2) and is positioned in the groove on the inner wall of the end of the two-way grounding electrode connecting pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010207993.5A CN111276831A (en) | 2020-03-23 | 2020-03-23 | Grounding electrode connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010207993.5A CN111276831A (en) | 2020-03-23 | 2020-03-23 | Grounding electrode connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111276831A true CN111276831A (en) | 2020-06-12 |
Family
ID=71003907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010207993.5A Pending CN111276831A (en) | 2020-03-23 | 2020-03-23 | Grounding electrode connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111276831A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100851250B1 (en) * | 2008-06-03 | 2008-08-08 | 상지이앤씨(주) | Power line grounding equipment |
| JP2010146938A (en) * | 2008-12-22 | 2010-07-01 | Chugoku Electric Power Co Inc:The | Ground electrode and method for constructing the same |
| KR20160041887A (en) * | 2016-04-04 | 2016-04-18 | 제룡산업 주식회사 | Conductive high sensitivity earth electrode |
| CN206332191U (en) * | 2016-11-29 | 2017-07-14 | 国网河南栾川县供电公司 | A kind of ground connection pole device |
| CN208111707U (en) * | 2018-04-20 | 2018-11-16 | 开鲁光泰电力安装有限责任公司 | A kind of deep contact earthing pole and auxiliary facility suitable for extreme terrain |
| CN211578995U (en) * | 2020-03-23 | 2020-09-25 | 中铁第一勘察设计院集团有限公司 | Grounding electrode connecting device |
-
2020
- 2020-03-23 CN CN202010207993.5A patent/CN111276831A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100851250B1 (en) * | 2008-06-03 | 2008-08-08 | 상지이앤씨(주) | Power line grounding equipment |
| JP2010146938A (en) * | 2008-12-22 | 2010-07-01 | Chugoku Electric Power Co Inc:The | Ground electrode and method for constructing the same |
| KR20160041887A (en) * | 2016-04-04 | 2016-04-18 | 제룡산업 주식회사 | Conductive high sensitivity earth electrode |
| CN206332191U (en) * | 2016-11-29 | 2017-07-14 | 国网河南栾川县供电公司 | A kind of ground connection pole device |
| CN208111707U (en) * | 2018-04-20 | 2018-11-16 | 开鲁光泰电力安装有限责任公司 | A kind of deep contact earthing pole and auxiliary facility suitable for extreme terrain |
| CN211578995U (en) * | 2020-03-23 | 2020-09-25 | 中铁第一勘察设计院集团有限公司 | Grounding electrode connecting device |
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