CN201904596U - General grounding box for cable sheath - Google Patents
General grounding box for cable sheath Download PDFInfo
- Publication number
- CN201904596U CN201904596U CN2010206099022U CN201020609902U CN201904596U CN 201904596 U CN201904596 U CN 201904596U CN 2010206099022 U CN2010206099022 U CN 2010206099022U CN 201020609902 U CN201020609902 U CN 201020609902U CN 201904596 U CN201904596 U CN 201904596U
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- Prior art keywords
- insulation board
- ground connection
- grounding
- binding post
- cable
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- 238000009413 insulation Methods 0.000 claims abstract description 91
- 230000001012 protector Effects 0.000 claims abstract description 23
- 239000004020 conductor Substances 0.000 claims abstract description 21
- 239000011241 protective layer Substances 0.000 claims description 20
- 210000001503 joint Anatomy 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 9
- 238000010276 construction Methods 0.000 description 3
- 210000000038 chest Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000033772 system development Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model relates to a general grounding box for a cable sheath. The general grounding box comprises a box body, wherein a plurality of holes for leading grounding leads are arranged in a bottom plate of the box body; four insulation plates are staggered in all directions in the box body; conductor plates are respectively fixed on the two insulation plates at the most upper part and the most lower part; three cable sheath protectors and a grounding terminal are spaced on each conductor plate; four wiring terminals are respectively arranged on the two insulation plates in the middle; the cable sheath protectors or the wiring terminals on the two insulation plates adjacent to each other are connected through a conductor connecting plate; and the connecting manner between the conductor connecting plate and the wiring terminals as well as the cable sheath protectors is changed to realize different grounding connections of the existing cables. The general grounding box is applicable to crossing interconnection grounding, double-protection grounding and double-direction grounding of the three-phrase cable sheath in the middle joint of a one-core power cable, and is also applicable to single-protection grounding or single-direction grounding of the sheath at the cable terminal; therefore, the general grounding box for the cable sheath has larger practicability.
Description
Technical field
The utility model relates to a kind of cable sheath ground connection case.
Background technology
Cable sheath ground connection case is single-core power cables a kind of equipment commonly used; in order to satisfy the special technical requirement of single-core power cables sheath earthing mode; existing cable sheath ground connection case is divided into cross interconnected ground connection case, direct ground connection case, protective earthing case; each ground connection case internal structure difference does not possess versatility.
Along with local construction and power system development, in the middle of the cable operation, cable trace, line connection often will change, thereby also require the cable sheath earthing mode to change thereupon, and because sheath ground connection case does not possess versatility, therefore also must change the ground connection case during cable is transformed, thereby increase the construction working amount, also cause bigger economic loss.
Cable sheath protective earthing case commonly used at present in addition, direct ground connection case; all only be provided with one group of protective earthing or one group of direct ground connection, when needing two groups of sheath protective earthings or two groups of direct ground connection of sheath, need to install two chests at the cable intermediate joint place; construction is complicated, and cost is bigger.
The utility model content
The utility model purpose provides a kind of the be applicable to cross interconnected ground connection of single-core power cables transition joint place threephase cable sheath, two protective earthing, two direct ground connection, also applicable to single protective earthing of cable termination place sheath or single directly grounded universal cordage line sheath ground connection case.
For achieving the above object; the technical solution adopted in the utility model is: a kind of universal cordage line sheath ground connection case; comprise casing; offer a plurality of holes that ground lead inserts that are used on the base plate of casing; stagger before and after about in the described casing four insulation boards are installed; wherein; be positioned at the top and be fixed with conductor plate respectively on two insulation boards of below; three cable protective layer protectors and a binding post are installed on each conductor plate at interval; be separately installed with four binding posts on two insulation boards in the middle of being positioned at; by the connection that is conducted of conductor connecting plate, realize the different ground connection connections of cable with connected mode between binding post and the cable protective layer protector between cable protective layer protector on adjacent two insulation boards or the binding post by changing the conductor connecting plate.
Further, described the top insulation board is in diagonal position with binding post on the below insulation board.
The position of four binding posts on the insulation board that the cable protective layer protector on the insulation board of described the top and the position of binding post are adjacent is corresponding up and down.
The position of four binding posts on the insulation board that the cable protective layer protector on the described nethermost insulation board and the position of binding post are adjacent is corresponding up and down.
Offer eight holes on the base plate of described casing, wherein there are four holes to lay respectively at from top to bottom the below of four binding posts on second insulation board, also have three holes to lay respectively at from top to bottom the below of three binding posts in the left side on the 3rd insulation board, a remaining hole is positioned at the below of the binding post on the bottom insulation board.
Be connected with each hole on the described base plate and be provided with and in casing, be extended with protection tube.
Owing to adopt technique scheme, advantage of the present utility model has: the utility model universal cordage sheath ground connection case only needs the mode of connection of change cable box inside just to can be used as different ground connection casees uses, highly versatile in use, and simple in structure, have bigger practicality.
Description of drawings
Accompanying drawing 1 is the utility model ground connection case front view;
Accompanying drawing 2 is an A-A direction cutaway view in the accompanying drawing 1;
Accompanying drawing 4 is as the cross interconnected front view that connects ground case (embodiment one) according to technical solutions of the utility model;
Accompanying drawing 5 is a B-B direction cutaway view in the accompanying drawing 4;
Accompanying drawing 7 is according to the front view of technical solutions of the utility model as protective earthing case (embodiment two);
Accompanying drawing 8 is a C-C direction cutaway view in the accompanying drawing 7;
Accompanying drawing 9 is the left view of structure shown in the accompanying drawing 7.
Accompanying drawing 10 is according to the front view of technical solutions of the utility model as direct ground connection case (embodiment three);
Accompanying drawing 11 is a D-D direction cutaway view in the accompanying drawing 10;
Accompanying drawing 12 is the left view of structure shown in the accompanying drawing 10.
Wherein: 1, casing; 2, base plate; 3, hole; 41, first insulation board; 42, second insulation board; 43, the 3rd insulation board; 44, the 4th insulation board; 5, cable protective layer protector; 6, binding post; 7, conductive plate; 8, protection tube; 9, ground connection case ground lead; 10, cable sheath ground lead; 11, conductor connecting plate.
Embodiment
Below in conjunction with accompanying drawing, the mode of enforcement that the utility model is optimized is described in further detail:
As shown in Figure 1 to Figure 3; the utility model universal cordage line sheath ground connection case comprises casing 1; the base plate 2 of casing 1 offers and is used for the hole 3 that ground lead inserts; stagger before and after from top to bottom in the casing 1 four insulation boards 4 are installed; be defined as first insulation board 41 respectively; second insulation board 42; the 3rd insulation board 43; the 4th insulation board 44; on first insulation board 41 and the 4th insulation board 44, a conductive plate 7 is installed respectively; three cable protective layer protectors 5 and a binding post 6 are installed again on each conductive plate 7, and the binding post 6 diagonal settings on binding post 6 on first insulation board 41 and the 4th insulation board 44.Be separately installed with four binding posts 6 on second insulation board 42 and the 3rd insulation board 43; and the cable protective layer protector 5 on the position of four binding posts 6 on second insulation board 42 and first insulation board 41 and the position of binding post 6 are corresponding up and down, and be corresponding about the cable protective layer protector 5 on the position of four binding posts 6 on the 3rd insulation board 43 and the 4th insulation board 44 and the position of binding post 6.
Be connected by conductor connecting plate 11 between binding post 6 between the described insulation board 4 between adjacent and the cable protective layer protector 5; owing to be provided with a plurality of binding posts and cable protective layer protector in the casing; so can change the connected mode of conductor connecting plate 11 according to the needs that use, thereby realize the general of multiple function ground connection case.To provide several specifically the practicing of the utility model universal cordage sheath ground connection case below:
Embodiment one:
Extremely shown in Figure 6 as Fig. 4, present embodiment ground connection case uses as cross interconnected ground connection case, carries out circuit by following mode and connects and get final product: with the cable protective layer protector 5 on first insulation board 41 and binding post 6 by corresponding connection the about in the of 6 of the binding post on four conductor connecting plates 11 and second insulation board 42; A left side second binding post 6 is connected with a left side second binding post 6 on the 3rd insulation board 43 by conductor connecting plate 11 on second insulation board 42; A left side the 3rd binding post 6 is connected with a left side the 3rd binding post 6 on the 3rd insulation board 43 by conductor connecting plate 11 on second insulation board 42; Low order end binding post 6 is connected by the binding post of conductor connecting plate 11 with the 3rd insulation board 43 high order ends on second insulation board 42; The binding post 6 of left end is drawn a ground connection case ground lead 9 and is received on the earth electrode on second insulation board 42; Three binding posts 6 in the left side connect a cable sheath ground lead 10 respectively on three binding posts 6 in second insulation board, 42 the right and the 3rd insulation board 43, and this ground lead 10 is introduced corresponding hole 3 through the cable protective layer protector 5 of the 4th insulation board 44.
Embodiment two:
Extremely shown in Figure 9 as Fig. 7, when present embodiment ground connection case uses as two protective earthing casees, carry out circuit in the following manner and connect: with the cable protective layer protector 5 on first insulation board 41 and binding post 6 by corresponding connection the about in the of 6 of the binding post on conductor connecting plate 11 and second insulation board 42; Three cable protective layer protectors 5 of three binding posts 6 in the 3rd insulation board 43 left sides and the 4th insulation board 44 left sides are by conductor connecting plate corresponding connection about in the of 11; Drawing a ground connection case ground lead 9 respectively from the binding post 6 of the binding post 6 of second insulation board, 42 left ends and the 4th insulation board 44 right-hand members receives on the earth electrode; From three binding posts 6 of three binding posts 6 in second insulation board, 42 the right and the 3rd insulation board 43 left sides, connect a cable sheath ground lead 10 respectively.If during as single protective earthing case, can only connect the circuit on first insulation board 41 and second insulation board 42 or only connect the 3rd insulation board 43 and four insulation boards 44 on circuit.
Embodiment three:
Extremely shown in Figure 12 as Figure 10, present embodiment ground connection case is as two directly when the ground connection casees use, by the following stated mode connecting circuit: respectively the binding post 6 of the right-hand member on the binding post 6 of first insulation board 41 and second insulation board, 42 left ends and the 3rd insulation board 43 and the 4th insulation board 44 is connected with two conductor connecting plates 11; Drawing a ground connection case ground lead 9 respectively from the binding post 6 of the binding post 6 of second insulation board, 42 left ends and the 4th insulation board 44 right-hand members receives on the earth electrode; Utilize two conductive plates 7 respectively four binding posts on four binding posts on second insulation board 42 6, the 3rd insulation board 43 6 to be connected; On three binding posts 6 of three binding posts 6 in second insulation board, 42 the right and the 3rd insulation board 43 left sides, connect a cable sheath ground lead 10 respectively.If during as single directly ground connection case, can only connect the circuit on first insulation board 41 and second insulation board 42 or only connect the 3rd insulation board 43 and the 4th insulation board 44 on circuit.
The foregoing description is to explanation of the present utility model, is not to qualification of the present utility model, as can selecting the connection of metal good conductor connecting plate according to on-site actual situations, any scheme after the utility model simple transformation is all belonged to protection range of the present utility model.
Claims (6)
1. universal cordage line sheath ground connection case; comprise casing (1); offer a plurality of holes (3) that ground lead inserts that are used on the base plate (2) of casing (1); it is characterized in that: staggering before and after about in the described casing (1) is equipped with four insulation boards (4); wherein; be positioned at the top and be fixed with conductive plate (7) respectively on two insulation boards (4) of below; each conductive plate (7) is gone up three cable protective layer protectors (5) and a binding post (6) is installed at interval; be separately installed with four binding posts (6) on two insulation boards (4) in the middle of being positioned at; by conductor connecting plate (11) connection that is conducted, realize the different ground connection connections of cable with connected mode between binding post (6) and the cable protective layer protector (5) between cable protective layer protector (5) on adjacent two insulation boards (4) or the binding post (6) by changing conductor connecting plate (11).
2. universal cordage line sheath ground connection case according to claim 1 is characterized in that: described the top insulation board (4) is in diagonal position with binding post (6) on the below insulation board (4).
3. universal cordage line sheath ground connection case according to claim 2 is characterized in that: the position of four binding posts (6) on the insulation board (4) that cable protective layer protector (5) on the insulation board of described the top (4) and binding post (6) are adjacent is corresponding up and down.
4. according to claim 2 or 3 described universal cordage line sheath ground connection casees, it is characterized in that: the position of four binding posts (6) on the insulation board (4) that cable protective layer protector (5) on the insulation board (4) of described below and binding post (6) are adjacent is correspondence up and down.
5. universal cordage line sheath ground connection case according to claim 4, it is characterized in that: offer eight holes (3) on the base plate (2) of described casing (1), wherein there are four holes (3) to lay respectively at the below of four binding posts (6) on second insulation board (4) from top to bottom, also have three holes (3) to lay respectively at the below of three binding posts in the left side (6) on the 3rd insulation board (4) from top to bottom, a remaining hole (3) is positioned at the below of the binding post (6) on the below insulation board (4).
6. universal cordage line sheath ground connection case according to claim 1 is characterized in that, described base plate (1) upward is connected with each hole (3) and is provided with and is extended with protection tube (8) in casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206099022U CN201904596U (en) | 2010-11-17 | 2010-11-17 | General grounding box for cable sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206099022U CN201904596U (en) | 2010-11-17 | 2010-11-17 | General grounding box for cable sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201904596U true CN201904596U (en) | 2011-07-20 |
Family
ID=44275189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206099022U Expired - Fee Related CN201904596U (en) | 2010-11-17 | 2010-11-17 | General grounding box for cable sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201904596U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103427390A (en) * | 2013-08-24 | 2013-12-04 | 广州友智电气技术有限公司 | Intelligent intersected interconnection box device |
| CN103823152A (en) * | 2014-03-11 | 2014-05-28 | 国家电网公司 | Direct-current grounding detection device |
| CN104104029A (en) * | 2014-06-18 | 2014-10-15 | 国家电网公司 | Multifunctional high-voltage cable earthing device capable of monitoring load state |
| CN104113004A (en) * | 2014-06-18 | 2014-10-22 | 国家电网公司 | High-voltage cable protection grounding system transfer device |
| CN104113002A (en) * | 2014-06-18 | 2014-10-22 | 国家电网公司 | High-voltage cable cross interconnection grounding system transfer device |
| CN104113005A (en) * | 2014-06-18 | 2014-10-22 | 国家电网公司 | High-voltage cable multifunctional grounding device |
| CN105098617A (en) * | 2015-08-14 | 2015-11-25 | 沈阳铁路信号有限责任公司 | Clamp-type cable sheath grounding cabinet |
-
2010
- 2010-11-17 CN CN2010206099022U patent/CN201904596U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103427390A (en) * | 2013-08-24 | 2013-12-04 | 广州友智电气技术有限公司 | Intelligent intersected interconnection box device |
| CN103427390B (en) * | 2013-08-24 | 2016-01-06 | 广州友智电气技术有限公司 | Intelligent cross interconnected case apparatus |
| CN103823152A (en) * | 2014-03-11 | 2014-05-28 | 国家电网公司 | Direct-current grounding detection device |
| CN104104029A (en) * | 2014-06-18 | 2014-10-15 | 国家电网公司 | Multifunctional high-voltage cable earthing device capable of monitoring load state |
| CN104113004A (en) * | 2014-06-18 | 2014-10-22 | 国家电网公司 | High-voltage cable protection grounding system transfer device |
| CN104113002A (en) * | 2014-06-18 | 2014-10-22 | 国家电网公司 | High-voltage cable cross interconnection grounding system transfer device |
| CN104113005A (en) * | 2014-06-18 | 2014-10-22 | 国家电网公司 | High-voltage cable multifunctional grounding device |
| CN104113004B (en) * | 2014-06-18 | 2016-08-24 | 国家电网公司 | A kind of high tension cable protective grounding system switching device |
| CN104104029B (en) * | 2014-06-18 | 2016-10-19 | 国家电网公司 | A kind of multifunctional grounded device of high tension cable monitoring load condition |
| CN104113005B (en) * | 2014-06-18 | 2017-01-18 | 国家电网公司 | High-voltage cable multifunctional grounding device |
| CN104113002B (en) * | 2014-06-18 | 2017-04-05 | 国家电网公司 | A kind of high tension cable cross connection grounding system switching device |
| CN105098617A (en) * | 2015-08-14 | 2015-11-25 | 沈阳铁路信号有限责任公司 | Clamp-type cable sheath grounding cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU ELECTRIC POWER COMPANY STATE GRID CORPORAT Effective date: 20121227 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121227 Address after: 215004 No. three Xiang Xiang Road, Suzhou, Jiangsu, 458 Patentee after: Suzhou Power Supply Co., Ltd. of Jiangsu Electric Power Company Patentee after: Jiangsu Electric Power Company Patentee after: State Grid Corporation of China Address before: 215004 No. three Xiang Xiang Road, Suzhou, Jiangsu, 458 Patentee before: Suzhou Power Supply Co., Ltd. of Jiangsu Electric Power Company |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20191117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |