CN201038349Y - High voltage single core power cable grounding device - Google Patents
High voltage single core power cable grounding device Download PDFInfo
- Publication number
- CN201038349Y CN201038349Y CNU200720062875XU CN200720062875U CN201038349Y CN 201038349 Y CN201038349 Y CN 201038349Y CN U200720062875X U CNU200720062875X U CN U200720062875XU CN 200720062875 U CN200720062875 U CN 200720062875U CN 201038349 Y CN201038349 Y CN 201038349Y
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- binding post
- core power
- high pressure
- ground connection
- pressure single
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Abstract
The utility model discloses a grounding device for high pressure single core power cable which is mainly used in direct ground or ground protection of high pressure single core power cable metal sheath. A binding post(2) is connected with a line cable by inserting manner. The line end of corresponding to the tank body(1) and the binding post(2) is sleeved with a line cover(3) and a sealing cover(4) corresponding to the line cable. The binding post(2) and a ground block(5) in the tank body(1) are connected with a connecting piece or direct connection. An insulated material(6) moulds the binding post(2), the ground block(5) and the connecting piece in the tank body(1). The connecting piece is a ground protective tank when being a protector(7). The direct connection of the binding post(2) and the ground block(5) is a direct ground tank. The utility model is a full sealing grounding device for high pressure single core power cable with small volume, light weight, convenient installation and water, wet and fire proof.
Description
Technical field
The utility model relates to a kind of high pressure single-core power cables earthing device, particularly relates to a kind of high pressure single-core power cables with direct ground connection case and ground protection case.
Background technology
Along with the develop rapidly of Chinese national economy, electricity needs is constantly soaring.The construction development of high-power electric transmission network is very rapid, and the high pressure single-core power cables uses very generally.For ensureing the safety and the efficiency of transmission of electric power networks, the high pressure single-core power cables must carry out reliable ground.At present, the earthing device on the market, volume are all bigger, and weight is heavier; Water resistance does not reach the requirement of prevention waterlogging; The inlet wire structure generally adopts the bolt compression joint type, and the inlet wire port sealing adopts modes such as wrapped band, installs more numerous and diversely, and does not separate sheath protector end and end of incoming cables, and waterproof and dampproof performance is poor; Casing adopts modes such as steel plate welding, and there are hidden danger in waterproof and insulation property.During installation, case lid must be opened and could connect earth connection, so poor sealing performance is installed very trouble.
The utility model content
Technical problem to be solved in the utility model provides little, in light weight, easy for installation, the waterproof and dampproof fireproof high pressure of a kind of volume single-core power cables earthing device.
In order to solve the problems of the technologies described above; the high pressure single-core power cables earthing device that the utility model provides; comprise casing, binding post, ground connection piece; described binding post adopts pluggable mode to be connected with the inlet wire cable; the end of incoming cables place corresponding with described binding post is set with inlet wire cover and the sealing shroud corresponding with the inlet wire cable on described casing; described binding post and ground connection piece in the described casing are connected with sheath protector, and insulating material is cast in described binding post and ground connection piece and described sheath protector in the described casing.
Described sealing shroud is a cone-shaped sealed gland.
Described sheath protector is the ZnO varistor protection component.
A kind of high pressure single-core power cables earthing device, comprise casing, binding post, ground connection piece, described binding post adopts pluggable mode to be connected with the inlet wire cable, the end of incoming cables place corresponding with described binding post is set with inlet wire cover and the sealing shroud corresponding with the inlet wire cable on described casing, described binding post in the described casing directly links to each other with the ground connection piece, and insulating material is cast in described binding post and ground connection piece in the described casing.
Described sealing shroud is a cone-shaped sealed gland.
Adopt the high pressure single-core power cables earthing device of technique scheme, casing is made shell by stainless steel or aluminium alloy etc., insulating material is integrated poured in casing with binding post, ground connection piece and sheath protector, has good waterproof performance, little, in light weight, the good insulation preformance of volume; When being connected to sheath protector, sheath protector is the ZnO varistor protection component, and it has good voltage-current characteristic, adopts the high pressure single-core power cables of sheath protector to be the ground protection case with earthing device; Binding post directly links to each other with the ground connection piece, and this high pressure single-core power cables is direct ground connection case with earthing device.Cone-shaped sealed gland adopts the rubber compacting to form, and has good springiness, characteristics such as ageing-resistant, waterproof and dampproof, safe and reliable, easy for installation, has both saved the band that set-up time and waterproof are used, and has improved the reliability of installing again.Binding post coats with the insulating material cast, and end of incoming cables and connector are separated, and has improved the water resistance of product, and binding post adopts pluggable mode to be connected with the inlet wire cable, makes to install to become very convenient, fast.
The utility model is the hermetically sealed high pressure single-core power cables of little, in light weight, easy for installation, the waterproof and dampproof fireproof of an a kind of volume earthing device.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is the another kind of structural representation of the utility model.
Embodiment
Referring to Fig. 1; binding post 2 adopts pluggable mode to be connected with the inlet wire cable; the end of incoming cables place corresponding with binding post 2 is set with inlet wire cover 3 and the cone-shaped sealed gland 4 corresponding with the inlet wire cable on casing 1; binding post 2 and ground connection piece 5 in the casing 1 are connected with sheath protector 7; sheath protector 7 is the ZnO varistor protection component, and insulating material 6 is cast in binding post 2 and ground connection piece 5 and sheath protector 7 in the casing 1.
Referring to Fig. 1, casing 1 is made shell by stainless steel or aluminium alloy, and insulating material is cast in binding post 2, ground connection piece 5 and sheath protector 7 in the casing 1, has good waterproof performance, little, in light weight, the good insulation preformance of volume; Sheath protector 7 adopts the ZnO varistor protection component, has good voltage-current characteristic.Adopt the high pressure single-core power cables of sheath protector 7 to be the ground protection case with earthing device; Cone-shaped sealed gland 4 adopts the rubber compacting to form, and has good springiness, characteristics such as ageing-resistant, waterproof and dampproof, safe and reliable, easy for installation, has both saved the band that set-up time and waterproof are used, and has improved the reliability of installing again.The cast of binding post 2 usefulness insulating material coats, and end of incoming cables and sheath protector 7 are separated, and has improved the water resistance of product, and binding post 2 adopts pluggable mode to be connected with the inlet wire cable, makes to install to become very convenient, fast.Reduced the volume of product, alleviated weight, be very suitable for work high above the ground and use.
Referring to Fig. 2, binding post 2 adopts pluggable mode to be connected with the inlet wire cable, the end of incoming cables place corresponding with binding post 2 is set with inlet wire cover 3 and the cone-shaped sealed gland 4 corresponding with the inlet wire cable on casing 1, binding post 2 in the casing 1 directly is connected with ground connection piece 5, and insulating material 6 is cast in binding post 2 and ground connection piece 5 in the casing 1.
Referring to Fig. 2, casing 1 is made shell by stainless steel or aluminium alloy, and insulating material 6 is cast in binding post 2, ground connection piece 5 in the casing 1, has good waterproof performance, little, in light weight, the good insulation preformance of volume; Adopt ground connection piece 5 to be the ground connection case with earthing device with the high pressure single-core power cables that binding post 2 directly links to each other; Cone-shaped sealed gland 4 adopts the rubber compacting to form, and has good springiness, characteristics such as ageing-resistant, waterproof and dampproof, safe and reliable, easy for installation, has both saved the band that set-up time and waterproof are used, and has improved the reliability of installing again.Binding post 2 and the cast of ground connection piece 5 usefulness insulating material coat, and have improved the water resistance of product, and binding post 2 adopts pluggable mode to be connected with the inlet wire cable, make to install to become very convenient, fast.This high pressure single-core power cables is direct ground connection case with earthing device.
Claims (5)
1. high pressure single-core power cables earthing device; comprise casing (1); binding post (2); ground connection piece (5); it is characterized in that: described binding post (2) adopts pluggable mode to be connected with the inlet wire cable; go up the end of incoming cables place corresponding at described casing (1) and be set with inlet wire cover (3) and the sealing shroud (4) corresponding with the inlet wire cable with described binding post (2); described binding post (2) and ground connection piece (5) in the described casing (1) are connected with sheath protector (7), and insulating material (6) is cast in described binding post (2) and ground connection piece (5) and described sheath protector (7) in the described casing (1).
2. high pressure single-core power cables earthing device according to claim 1 is characterized in that: described sealing shroud is cone-shaped sealed gland (4).
3. high pressure single-core power cables earthing device according to claim 1 and 2 is characterized in that: described sheath protector (7) is the ZnO varistor protection component.
4. high pressure single-core power cables earthing device, comprise casing (1), binding post (2), ground connection piece (5), it is characterized in that: described binding post (2) adopts pluggable mode to be connected with the inlet wire cable, go up the end of incoming cables place corresponding at described casing (1) and be set with inlet wire cover (3) and the sealing shroud (4) corresponding with the inlet wire cable with described binding post (2), described binding post (2) in the described casing (1) directly links to each other with ground connection piece (5), and insulating material (6) is cast in described binding post (2) and ground connection piece (5) in the described casing (1).
5. high pressure single-core power cables earthing device according to claim 4 is characterized in that: described sealing shroud is cone-shaped sealed gland (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720062875XU CN201038349Y (en) | 2007-04-04 | 2007-04-04 | High voltage single core power cable grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720062875XU CN201038349Y (en) | 2007-04-04 | 2007-04-04 | High voltage single core power cable grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201038349Y true CN201038349Y (en) | 2008-03-19 |
Family
ID=39210869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720062875XU Expired - Fee Related CN201038349Y (en) | 2007-04-04 | 2007-04-04 | High voltage single core power cable grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201038349Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101404402A (en) * | 2008-11-13 | 2009-04-08 | 福建中能电气股份有限公司 | Combination type cable protective layer protector |
| CN102621356A (en) * | 2011-01-28 | 2012-08-01 | 何排枝 | Fully insulating metering box |
| CN110581383A (en) * | 2019-09-17 | 2019-12-17 | 深圳供电局有限公司 | Single-core cable grounding device |
-
2007
- 2007-04-04 CN CNU200720062875XU patent/CN201038349Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101404402A (en) * | 2008-11-13 | 2009-04-08 | 福建中能电气股份有限公司 | Combination type cable protective layer protector |
| CN102621356A (en) * | 2011-01-28 | 2012-08-01 | 何排枝 | Fully insulating metering box |
| CN102621356B (en) * | 2011-01-28 | 2015-04-29 | 何排枝 | Fully insulating metering box |
| CN110581383A (en) * | 2019-09-17 | 2019-12-17 | 深圳供电局有限公司 | Single-core cable grounding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHANGLAN ELECTRICAL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: CHANGSHA CABLE ACCESSORY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 410014 No. 324 labour East Road, Changsha, Hunan Patentee after: Changlan Cable Accessories Co., Ltd. Address before: 410014 No. 324 labour East Road, Changsha, Hunan Patentee before: Changsha Cable Accessory CO., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080319 Termination date: 20150404 |
|
| EXPY | Termination of patent right or utility model |