CN102496857B - Power distribution full-function combined-type low-voltage grounding wire - Google Patents
Power distribution full-function combined-type low-voltage grounding wire Download PDFInfo
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- CN102496857B CN102496857B CN201110380533.3A CN201110380533A CN102496857B CN 102496857 B CN102496857 B CN 102496857B CN 201110380533 A CN201110380533 A CN 201110380533A CN 102496857 B CN102496857 B CN 102496857B
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- ground connection
- power distribution
- grounding wire
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- 239000004020 conductor Substances 0.000 claims description 4
- 238000002788 crimping Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention discloses a power distribution full-function combined-type low-voltage grounding wire which is characterized by comprising a grounding main wire, wherein one end of the grounding main wire is a main grounding end; the grounding main wire is connected with multiple taps; each tap is respectively connected with a group of grounding branch wires; each group of grounding branch wires are respectively provided with three grounding wire clamp ends and a wiring terminal; the three grounding wire clamp ends are connected with a grounding wire clamp respectively; and the grounding end is in compression joint with a screw and is in threaded connection with a corresponding tap through the screw. The power distribution full-function combined-type low-voltage grounding wire disclosed by the invention has the advantages that the structure is simple, the operation is convenient, one grounding main wire is connected with multiple groups of grounding branch wires so that the grounding wires in the low-voltage rooms of a box-type transformer substation and a station are arranged in order and the construction can be conveniently carried out by operation personnel; and the grounding branch wires can be connected according to the actual number of low-voltage wiring loop switches in the box-type transformer substation and station, thus, the use is flexible, and the requirements of arranging safety measures in the case of power outage for different types of power distribution equipment can be met.
Description
Technical field
The present invention relates to a kind of distribution earth connection, particularly a kind of Full-functional power distribution combined type low-voltage grounding wire.
Background technology
At present, the operating personnel of electric power system becomes at case, in booth station during power failure operation in order to prevent anti-power transmission, need to use low-voltage grounding wire envelope to tangle whole low pressure distribution circuit switchings.Because in the low-voltage cabinet at case change, booth station, various loops sky is opened more, and existing low-voltage grounding wire one group only has A, B, C phase three connection clamps and earth terminal and can only seal and tangle one group of low voltage knife switch or sky is opened, therefore operating personnel just needs to use a large amount of low-voltage grounding wires during operation in case change, booth station, not only complex operation, inconvenience is brought to operating personnel's operation, and make to be covered with low-voltage grounding wire everywhere in the low-pressure chamber in case change, booth station, also make troubles to operating personnel's construction.
Summary of the invention
Technical problem to be solved by this invention to provide a kind of structure simple, easy to operate, uses flexibly, the earth connection in the low-pressure chamber at case change, booth station can be made to arrange in good order, be convenient to the Full-functional power distribution combined type low-voltage grounding wire of operating personnel's construction.
The present invention is achieved in that it has a ground connection main line, ground connection main line one end is main earth terminal, ground connection main line is connected to multiple tap, each tap is connected to one group of ground connection separated time, often organize ground connection separated time and there are three earthing clamp ends and terminals respectively, three described earthing clamp ends are connected to earthing clamp respectively, and described terminal crimping is had screw rod and is threaded with corresponding tap by screw rod.
Above-mentioned Full-functional power distribution combined type low-voltage grounding wire, described ground connection main line to be crimped successively by metallic sheath by many main traverse lines to form, two adjacent main traverse lines are inserted in metallic sheath by one end of metallic sheath, and described tap is connected on the other end of metallic sheath respectively by intraphase conductor.
Above-mentioned Full-functional power distribution combined type low-voltage grounding wire, is enclosed with insulating case respectively outside described tap, screw rod and metallic sheath.
Above-mentioned Full-functional power distribution combined type low-voltage grounding wire, is connected with main earthing clamp, so that ground connection at the main earth terminal of described ground connection main line.
Advantage of the present invention is: structure is simple, easy to operate, connects many group ground connection separated times, the earth connection in the low-pressure chamber at case change, booth station can be made to arrange in good order, be convenient to operating personnel's construction by a ground connection main line; Can become according to case, the actual quantity of low pressure distribution circuit switching in booth station connects ground connection separated time, use flexibly, different controller switching equipments can be met and have a power failure and arrange the requirement of safety measure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: ground connection main line 1, main traverse line 101, main earth terminal 102, main earthing clamp 2, metallic sheath 3, insulating case 4, tap 5, screw rod 6, ground connection separated time 7, earthing clamp end 701, terminals 702, earthing clamp 8, intraphase conductor 9.
Embodiment
As shown in the figure, the present invention has a ground connection main line 1, and described ground connection main line 1 to be crimped successively by metallic sheath 3 by many main traverse lines 101 to form, and two adjacent main traverse lines 101 are inserted in metallic sheath 3 by one end of metallic sheath 3.Ground connection main line 1 one end is main earth terminal 102 and is connected with main earthing clamp 2 by bolt, ground connection main line 1 is connected to multiple tubulose and establishes female tap 5, the present embodiment is for ten taps, described tap 5 is crimped on the other end of metallic sheath 3 respectively by intraphase conductor 9, each tap 5 is connected to one group of ground connection separated time 7, often organize ground connection separated time 7 and there are three earthing clamp ends 701 and terminals 702 respectively, three described earthing clamp ends 701 are connected with earthing clamp 8 respectively by bolt, described terminals 702 are crimped with screw rod 6 and are threaded with corresponding tap 5 by screw rod 6.Insulating case 4 is enclosed with respectively outside described tap 5, screw rod and metallic sheath 3.
During use, actual quantity according to the low pressure distribution circuit switching in case change, booth station connects ground connection separated time 7, the tap 5 not connecting ground connection separated time 7 seals its inner bolt hole with insulating plug, be clipped in connecting three earthing clamps 8 often organizing ground connection separated time 7 respectively on the three-phase that each low voltage knife switch or sky open, then by main earth terminal 102 by main earthing clamp 2 ground connection or be directly fixed on ground connection pricker.
Claims (4)
1. a Full-functional power distribution combined type low-voltage grounding wire, it is characterized in that: it has a ground connection main line, ground connection main line one end is main earth terminal, ground connection main line is connected to multiple tap, each tap is connected to one group of ground connection separated time, often organize ground connection separated time and have three earthing clamp ends and terminals respectively, three described earthing clamp ends are connected to earthing clamp respectively, and described terminal crimping is had screw rod and is threaded with corresponding tap by screw rod.
2. Full-functional power distribution combined type low-voltage grounding wire according to claim 1, it is characterized in that: described ground connection main line to be crimped successively by metallic sheath by many main traverse lines to form, two adjacent main traverse lines are inserted in metallic sheath by one end of metallic sheath, and described tap is connected on the other end of metallic sheath respectively by intraphase conductor.
3. Full-functional power distribution combined type low-voltage grounding wire according to claim 2, is characterized in that: outside described tap, screw rod and metallic sheath, be enclosed with insulating case respectively.
4. Full-functional power distribution combined type low-voltage grounding wire according to claim 1, is characterized in that: be connected with main earthing clamp at the main earth terminal of described ground connection main line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110380533.3A CN102496857B (en) | 2011-11-25 | 2011-11-25 | Power distribution full-function combined-type low-voltage grounding wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110380533.3A CN102496857B (en) | 2011-11-25 | 2011-11-25 | Power distribution full-function combined-type low-voltage grounding wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102496857A CN102496857A (en) | 2012-06-13 |
| CN102496857B true CN102496857B (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110380533.3A Active CN102496857B (en) | 2011-11-25 | 2011-11-25 | Power distribution full-function combined-type low-voltage grounding wire |
Country Status (1)
| Country | Link |
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| CN (1) | CN102496857B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104062623A (en) * | 2014-07-03 | 2014-09-24 | 国家电网公司 | Low-voltage-side short circuit device for high-voltage electric transformer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201274403Y (en) * | 2008-09-09 | 2009-07-15 | 威尔鹰集团有限公司 | Electric cable branch joint |
| CN201820935U (en) * | 2010-10-12 | 2011-05-04 | 宁波思宏电器工业有限公司 | Power socket |
| CN201985284U (en) * | 2010-11-23 | 2011-09-21 | 江苏省电力公司大丰市供电公司 | Low-voltage tapping box cable grounding device |
| CN202333458U (en) * | 2011-11-25 | 2012-07-11 | 辽宁省电力有限公司锦州供电公司 | Full-functional power distribution combined type low-voltage grounding wire |
-
2011
- 2011-11-25 CN CN201110380533.3A patent/CN102496857B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201274403Y (en) * | 2008-09-09 | 2009-07-15 | 威尔鹰集团有限公司 | Electric cable branch joint |
| CN201820935U (en) * | 2010-10-12 | 2011-05-04 | 宁波思宏电器工业有限公司 | Power socket |
| CN201985284U (en) * | 2010-11-23 | 2011-09-21 | 江苏省电力公司大丰市供电公司 | Low-voltage tapping box cable grounding device |
| CN202333458U (en) * | 2011-11-25 | 2012-07-11 | 辽宁省电力有限公司锦州供电公司 | Full-functional power distribution combined type low-voltage grounding wire |
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|---|---|
| CN102496857A (en) | 2012-06-13 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Effective date: 20120928 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20120928 Address after: 121000 Guta District, Liaoning, Jiefang Road No. three, No. 9, No. Applicant after: Jinzhou Power Supply Company of Liaoning Electric Power Co., Ltd. Applicant after: State Grid Corporation of China Address before: 121000 Guta District, Liaoning, Jiefang Road No. three, No. 9, No. Applicant before: Jinzhou Power Supply Company of Liaoning Electric Power Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |