CN203522110U - 110kV and above high-voltage crossing interconnection grounding case - Google Patents
110kV and above high-voltage crossing interconnection grounding case Download PDFInfo
- Publication number
- CN203522110U CN203522110U CN201320569733.8U CN201320569733U CN203522110U CN 203522110 U CN203522110 U CN 203522110U CN 201320569733 U CN201320569733 U CN 201320569733U CN 203522110 U CN203522110 U CN 203522110U
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- insulating base
- case body
- insulating
- copper
- casing
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Abstract
The utility model discloses a 110kV and above high-voltage crossing interconnection grounding case comprising a case body, insulating seats I, copper connecting rods I respectively passing through the insides of the insulating seats I, an insulating seat II, a copper connecting rod II passing through the inside of the insulating seat II, protectors and connecting copper bars, wherein the insulating seats I, the copper connecting rods I, the insulating seat II, the copper connecting rod II, the protectors and the connecting copper bars are crossed and interconnected for three phases, the insulating seats I and the insulating seat II are fixed in the case body, lower portions of the insulating seats I and the insulating seat II stretch out the case body, and ends, stretching out the case body, of the insulating seats I and the insulating seat II are respectively provided with copper terminals. The whole case body is hermetically sealed, and reliability is improved; wiring is carried out outside the case body without opening the case body again for installation; the insulating seats with special structures are used inside and outside the case body to insulate the case body and connect the inside and the outside; and a shield design is used for the insulating seats, creepage distance is increased, and the case body is prevented from being charged, thereby improving reliability and facilitating live-line maintenance.
Description
Technical field
The utility model relates to a kind of 110kV and the cross interconnected grounding box of above high pressure.
Background technology
The cross interconnected grounding box of high pressure is applied to the cross interconnected protective earthing of high-voltage cable middle joint place metal sheath, is used for eliminating high-tension cable metal sheath induced potential, and metal sheath voltage to earth is controlled in allowed limits.Tradition 110kV and the cross interconnected grounding box of above high pressure (as shown in Figure 1), adopt stainless steel casing, during installation, because of box house wiring, need again open casing, first connection copper bar is taken off, the cable stripping is pierced into casing, core fixture and is screwed by long cable section of ingoing line hole successively; Because grounding box size relative compact, installs difficult, loaded down with trivial details, slow; The on-the-spot cover plate of installing, easily causes the poor problem of sealing simultaneously.
Summary of the invention
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, provide a kind of installation reliably simply, 110kV and the cross interconnected grounding box of above high pressure easily and efficiently.
The purpose of this utility model realizes by following proposal:
A kind of 110kV and the cross interconnected grounding box of above high pressure, comprise casing, insulating base I, run through insulating base I inside copper connecting rod I, insulating base II, run through copper connecting rod II, protector and the connection copper bar of insulating base II inside, it is characterized in that: described insulating base I, copper connecting rod I, insulating base II, copper connecting rod II, protector and connection copper bar three-phase are cross interconnected; Described insulating base I and insulating base II are fixed in casing, and the bottom of insulating base I and insulating base II extends casing outside, and one end that described insulating base I and insulating base II are stretched out casing is respectively equipped with copper tip.
Described casing is stainless steel casing.
Described insulating base I and insulating base II all adopt cluster parachute design.
Copper tip and the cable sheath of described insulating base I are connected and fixed, the copper tip ground connection of described insulating base II.
During installation, cable strips out copper core and presses the copper tip in insulating base I, then is screwed with copper connecting rod, finally in junction, wraps waterproof; The direct ground connection of copper tip of insulating base II.
The beneficial effects of the utility model:
The whole casing of the utility model is hermetically sealed, has improved reliability; Casing external cabling, without again opening, simple, convenient, fast during installation; Box house connects rationally arranges, and the inside and outside insulating base that adopts special construction of casing plays and casing insulation and inside and outside connection function; Insulating base adopts cluster parachute design, increases creepage distance, prevents that casing is charged simultaneously, improves reliability, is convenient to hotline maintenance.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional 110kV and the cross interconnected grounding box of above high pressure.
In Fig. 1,1-casing, 2-long cable section of ingoing line hole, 3-insulation board, 4-connects copper bar, 5-protector, 6-core fixture.
Fig. 2 is the structural representation of the utility model 110kV and the cross interconnected grounding box of above high pressure.
In Fig. 2,1-casing, 4-connects copper bar, 5-protector, 7-insulating base I, 8-insulating base II, 9-copper tip.
Fig. 3 is the structural representation of insulating base I.
In Fig. 3,7-insulating base I, 10-copper connecting rod I.
Fig. 4 is the structural representation of insulating base II.
In Fig. 4,8-insulating base II, 11-copper connecting rod II.
Embodiment
By specific embodiment, the utility model is further expalined to explanation.
As Fig. 1, a kind of 110kV and the cross interconnected grounding box of above high pressure, comprise stainless steel casing 1, insulating base I 7, run through insulating base I inside copper connecting rod I 10, insulating base II 8, run through copper connecting rod II 11, the protector 5 of insulating base II inside and be connected copper bar 4, described insulating base I 7, copper connecting rod I 10, insulating base II 8, copper connecting rod II 11, protector 5 and to be connected copper bar 4 three-phases cross interconnected; Described insulating base I 7 and insulating base II 8 are fixed in stainless steel casing 1, and the bottom of insulating base I 7 and insulating base II 8 extends stainless steel casing 1 outside, and one end that described insulating base I 7 and insulating base II 8 are stretched out stainless steel casing is respectively equipped with copper tip 9.
Described insulating base I and insulating base II all adopt cluster parachute design.
Copper tip and the cable sheath of described insulating base I are connected and fixed, the copper tip ground connection of described insulating base II.
During installation, cable strips out copper core and presses the copper tip in insulating base I, then is screwed with copper connecting rod, finally in junction, wraps waterproof; The direct ground connection of copper tip of insulating base II.
The whole casing of the utility model is hermetically sealed, has improved reliability; Casing external cabling, without again opening, simple, convenient, fast during installation; Box house connects rationally arranges, and the inside and outside insulating base that adopts special construction of casing plays and casing insulation and inside and outside connection function; Insulating base adopts cluster parachute design, increases creepage distance, prevents that casing is charged simultaneously, improves reliability, is convenient to hotline maintenance.
Claims (3)
- A 110kV and the cross interconnected grounding box of above high pressure, comprise casing, insulating base I, run through insulating base I inside copper connecting rod I, insulating base II, run through copper connecting rod II, protector and the connection copper bar of insulating base II inside, it is characterized in that: described insulating base I, copper connecting rod I, insulating base II, copper connecting rod II, protector and connection copper bar three-phase are cross interconnected; Described insulating base I and insulating base II are fixed in casing, and the bottom of insulating base I and insulating base II extends casing outside, and one end that described insulating base I and insulating base II are stretched out casing is respectively equipped with copper tip.
- 2. 110kV according to claim 1 and the cross interconnected grounding box of above high pressure, is characterized in that described casing is stainless steel casing.
- 3. 110kV according to claim 1 and the cross interconnected grounding box of above high pressure, is characterized in that described insulating base I and insulating base II all adopt cluster parachute design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320569733.8U CN203522110U (en) | 2013-09-13 | 2013-09-13 | 110kV and above high-voltage crossing interconnection grounding case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320569733.8U CN203522110U (en) | 2013-09-13 | 2013-09-13 | 110kV and above high-voltage crossing interconnection grounding case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203522110U true CN203522110U (en) | 2014-04-02 |
Family
ID=50380985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320569733.8U Expired - Lifetime CN203522110U (en) | 2013-09-13 | 2013-09-13 | 110kV and above high-voltage crossing interconnection grounding case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203522110U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821539A (en) * | 2015-04-09 | 2015-08-05 | 成都绿迪科技有限公司 | Cable grounding box |
| WO2020198875A1 (en) * | 2019-04-05 | 2020-10-08 | hvGrid-tech Inc. | Sheath-bonding link box |
| US11183828B1 (en) | 2020-06-12 | 2021-11-23 | hvGrid-tech Inc. | Device with health monitoring |
| US20220166199A1 (en) * | 2019-04-05 | 2022-05-26 | hvGrid-tech Inc. | Sheath-bonding link box |
| EP4383491A1 (en) * | 2022-12-09 | 2024-06-12 | Simona Gabbani | Sectioning, grounding, and shielding box without grounding of the screening of the cables of a high voltage three-phase electrical circuit in alternated current |
-
2013
- 2013-09-13 CN CN201320569733.8U patent/CN203522110U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821539A (en) * | 2015-04-09 | 2015-08-05 | 成都绿迪科技有限公司 | Cable grounding box |
| WO2020198875A1 (en) * | 2019-04-05 | 2020-10-08 | hvGrid-tech Inc. | Sheath-bonding link box |
| US20220166199A1 (en) * | 2019-04-05 | 2022-05-26 | hvGrid-tech Inc. | Sheath-bonding link box |
| US11183828B1 (en) | 2020-06-12 | 2021-11-23 | hvGrid-tech Inc. | Device with health monitoring |
| EP4383491A1 (en) * | 2022-12-09 | 2024-06-12 | Simona Gabbani | Sectioning, grounding, and shielding box without grounding of the screening of the cables of a high voltage three-phase electrical circuit in alternated current |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |