CN202678854U - Repair liquid injection system for organic repair of high-voltage cable - Google Patents
Repair liquid injection system for organic repair of high-voltage cable Download PDFInfo
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- CN202678854U CN202678854U CN 201220376115 CN201220376115U CN202678854U CN 202678854 U CN202678854 U CN 202678854U CN 201220376115 CN201220376115 CN 201220376115 CN 201220376115 U CN201220376115 U CN 201220376115U CN 202678854 U CN202678854 U CN 202678854U
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Abstract
The utility model discloses a repair liquid injection system for organic repair of a high-voltage cable. The repair liquid injection system comprises an air compressor, a repair liquid bottle, a connecting pipeline, a liquid outlet pipeline and a liquid storage bottle, and further comprises two adapters. An air output end of the air compressor is connected with the repair liquid bottle. A repair liquid output end of the repair liquid bottle is connected with the adapter at one end of the cable through the connecting pipeline. The liquid outlet pipeline is respectively connected with the adapter at the other end of the cable and the liquid storage bottle. By means of pressure injection of organosilicone repair liquid into the cable core of the high-voltage cable, the repair liquid is enabled to be in chemical reaction with water, and generated silicon resin substances can fill water tree gaps of the cable so as to remove water trees, repair cable insulation and prolong service life of the cable. Therefore, the cable can be maintained effectively with no need of spending enormous cable replacement cost so that safety of urban power grids can be guaranteed, and economic benefits and environmental benefits of the society can be improved greatly.
Description
Technical field
The utility model relates to a kind of electric power rebuild maintenance system, particularly a kind of high-tension cable repair system.
Background technology
Generally all can there be certain moisture in the power grid cables body, this cable is through after the long-term operation, it is deteriorated that its cable insulation is known from experience the water tree that is subject in various degree, significantly raising along with Chinese Urbanization power grid cables rate over nearly 20 years, the cable that China laid in the nineties in last century, operation through more than 10 years, the water-treeing degree of the insulator of partial cables is also comparatively serious, threaten urban distribution network safety, a large amount of replacing cable costs are too high, spend hugely, power supply department is had to spend huge fund and is upgraded.
Summary of the invention
For addressing the above problem, the purpose of this utility model is to provide carries out pressure injection organosilicon reparation liquid, cable is just repaired the high-tension cable cable core, eliminates a kind of repairing liquid injection system that high-tension cable is carried out organic reparation of water tree, reparation cable insulation, prolongation cable life.
The technical scheme that the invention for solving the technical problem adopts is:
A kind of repairing liquid injection system that high-tension cable is carried out organic reparation, comprise be used to compressed-air actuated air compressor is provided, be used for the storage high-tension cable and repair the reparation liquid bottle of liquid, connecting tube, fluid pipeline and be used for to store the liquid storage bottle that the residual high pressure cable is repaired liquid, also comprise two adapters that are used for stube cable, described adapter is installed in respectively the two ends of cable, the air output of described air compressor is connected with reparation liquid bottle, the reparation liquid output of repairing the liquid bottle links to each other by the adapter of connecting tube with cable one end, and described fluid pipeline is adapter and the liquid storage bottle of the stube cable other end respectively.
The pressed gas of air compressor output enters reparation liquid bottle by the output of air compressor, and pressure passed to the reparation liquid of repairing in the liquid bottle, this reparation liquid with pressure enters cable through connecting tube and adapter, and the cable core in cable is repaired, remaining reparation liquid flows out by the adapter of the cable other end, flows to liquid storage bottle through the fluid pipeline and stores.
Repairing the liquid basic effective constituents is siloxanes, dehydrated alcohol and ester class catalyst.Its Principles is: at first with the reaction of steeping in water for reconstitution unboiled water solution, generate silicol and methyl alcohol (having consumed water); (condensation reaction occurs to silanol base in the silicol that generates in si-OH) unstable under catalyst action, generate new silica group organic compound and alcohols.
The organic siliconresin that condensation reaction generates is the translucent jelly with high resistance to pressure, good insulation preformance (resistivity is up to more than the 108 Ω m), hydrophobicity is strong, can fill the water tree microscopic holes, can repair to a certain extent the microcosmic insulation defect that the water tree is caused, improve insulation level, the dielectric constant of the dielectric constant of condensation product and insulator is comparatively close simultaneously, has avoided internal field's distortion.
Further, the output of air compressor is connected with reparation liquid bottle by a filtering flask.Filtering flask plays the effect of filtered air, guarantees to enter to repair the pure of the interior gas of liquid bottle, and reparation liquid can not polluted, and makes the repairing effect of cable better.
Further, also comprise vacuum pump and Dewar bottle, described Dewar bottle is connected with vacuum pump with liquid storage bottle respectively.Vacuum pump produces suction to liquid storage bottle by taking air in the Dewar bottle away, is convenient to drain the air in the liquid storage bottle, can allow remaining reparation liquid flow to quickly liquid storage bottle simultaneously, and it implements better effects if.
Further, the bottom of described cable also is provided with the firm banking for attached cable.Described firm banking is used for attached cable, guarantees cable nonvoluntary rocking in repair process, improves the repairing effect of cable.
The beneficial effects of the utility model are: the utility model repairing liquid injection system, carry out pressure by the cable core to high-tension cable and inject the mode that organosilicon is repaired liquid, make reparation liquid and water carry out chemical reaction, the silicones class material filled cable Shui Shu space that generates, thereby play and eliminate the water tree, repair cable insulation, prolong the effect of cable life, not needing to spend huge replacing cable cost can effectively safeguard cable, thereby play the safety that ensures urban distribution network, improved widely social economic benefit and environmental benefit.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and example.
Fig. 1 is the schematic diagram of the utility model repairing liquid injection system.
Embodiment
With reference to shown in Figure 1, a kind of repairing liquid injection system that high-tension cable is carried out organic reparation of the present utility model, comprise be used to compressed-air actuated air compressor 1 is provided, be used for the storage high-tension cable and repair the reparation liquid bottle 2 of liquid, connecting tube 3, fluid pipeline 4 and be used for to store the liquid storage bottle 5 that the residual high pressure cable is repaired liquid, also comprise two adapters 6 that are used for stube cable 7, described adapter 6 is installed in respectively the two ends of cable 7, the air output of described air compressor 1 is connected with reparation liquid bottle 2, the reparation liquid output of repairing liquid bottle 2 links to each other with the adapter 6 of cable 7 one ends by connecting tube 3, and described fluid pipeline 4 is adapter 6 and the liquid storage bottle 5 of stube cable 7 other ends respectively.
The pressed gas of air compressor 1 output enters reparation liquid bottle 2 by the output of air compressor 1, and pressure passed to the reparation liquid of repairing in the liquid bottle 2, this reparation liquid with pressure enters cable 7 through connecting tube 3 and adapter 6, and the cable core in cable 7 is repaired, remaining reparation liquid flows out by the adapter 6 of cable 7 other ends, flows to liquid storage bottle 5 through fluid pipeline 4 and stores.
Repairing the liquid basic effective constituents is siloxanes, dehydrated alcohol and ester class catalyst.Its Principles is: at first with steeping in water for reconstitution unboiled water solution reaction, and the water that generated silicol and methanol consumption; Silanol base si-OH in the silicol that generates is unstable, under catalyst action condensation reaction occurs, and generates new silica group organic compound and alcohols.
The organic siliconresin that condensation reaction generates is the translucent jelly with high resistance to pressure, good insulation preformance resistivity is up to more than the 108 Ω m, hydrophobicity is strong, can fill the water tree microscopic holes, can repair to a certain extent the microcosmic insulation defect that the water tree is caused, improve insulation level, the dielectric constant of the dielectric constant of condensation product and insulator is comparatively close simultaneously, has avoided internal field's distortion.
The utility model repairing liquid injection system, carry out pressure by the cable core to high-tension cable and inject the mode that organosilicon is repaired liquid, make reparation liquid and water carry out chemical reaction, the silicones class material filled cable Shui Shu space that generates, thereby play and eliminate the water tree, repair cable insulation, prolong the effect of cable life, not needing to spend huge replacing cable cost can effectively safeguard cable, thereby play the safety that ensures urban distribution network, improved widely social economic benefit and environmental benefit.
Further, the output of air compressor 1 is connected with reparation liquid bottle 2 by a filtering flask 8.Filtering flask 8 plays the effect of filtered air, guarantees to enter to repair the pure of liquid bottle 2 interior gases, and reparation liquid can not polluted, and makes the repairing effect of cable 7 better.
Further, also comprise vacuum pump 10 and Dewar bottle 9, described Dewar bottle 9 is connected with vacuum pump with liquid storage bottle 5 respectively and is connected.Vacuum pump 10 is convenient to drain the air in the liquid storage bottle 5 by taking Dewar bottle 9 interior air generations away to the suction of liquid storage bottle 5, can allow remaining reparation liquid flow to quickly liquid storage bottle 5 simultaneously, and it implements better effects if.
Further, the bottom of described cable 7 also is provided with the firm banking 11 for attached cable 7.Described firm banking 11 is used for attached cable 7, guarantees cable 7 nonvoluntary rocking in repair process, improves the repairing effect of cable 7.
The above is preferred embodiment of the present utility model, and the utility model is not limited to above-mentioned execution mode, as long as it reaches technique effect of the present utility model with identical means, all should belong to protection range of the present utility model.
Claims (4)
1. repairing liquid injection system that high-tension cable is carried out organic reparation, it is characterized in that: comprise be used to compressed-air actuated air compressor (1) is provided, be used for the storage high-tension cable and repair the reparation liquid bottle (2) of liquid, connecting tube (3), fluid pipeline (4) and be used for to store the liquid storage bottle (5) that the residual high pressure cable is repaired liquid, also comprise two adapters (6) that are used for stube cable (7), described adapter (6) is installed in respectively the two ends of cable (7), the air output of described air compressor (1) is connected with reparation liquid bottle (2), the reparation liquid output of repairing liquid bottle (2) links to each other with the adapter (6) of cable (7) one ends by connecting tube (3), and described fluid pipeline (4) is adapter (6) and the liquid storage bottle (5) of stube cable (7) other end respectively.
2. a kind of repairing liquid injection system that high-tension cable is carried out organic reparation according to claim 1 is characterized in that: the output of air compressor (1) is connected with reparation liquid bottle (2) by a filtering flask (8).
3. a kind of repairing liquid injection system that high-tension cable is carried out organic reparation according to claim 1, it is characterized in that: also comprise vacuum pump (10) and Dewar bottle (9), described Dewar bottle (9) is connected 10 with liquid storage bottle (5) with vacuum pump respectively) be connected.
4. arbitrary described a kind of repairing liquid injection system that high-tension cable is carried out organic reparation according to claim 1-3, it is characterized in that: the bottom of described cable (7) also is provided with the firm banking (11) for attached cable (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220376115 CN202678854U (en) | 2012-07-30 | 2012-07-30 | Repair liquid injection system for organic repair of high-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220376115 CN202678854U (en) | 2012-07-30 | 2012-07-30 | Repair liquid injection system for organic repair of high-voltage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202678854U true CN202678854U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220376115 Expired - Fee Related CN202678854U (en) | 2012-07-30 | 2012-07-30 | Repair liquid injection system for organic repair of high-voltage cable |
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| Country | Link |
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| CN (1) | CN202678854U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048365A (en) * | 2015-08-12 | 2015-11-11 | 清华大学 | Non-invasive online automatic maintenance and defect repairing system for high-voltage power transmission cable |
| CN107452451A (en) * | 2017-08-09 | 2017-12-08 | 江苏宝安电缆有限公司 | A kind of cable crosslinked with silicane method for repairing and mending |
| CN111817201A (en) * | 2020-06-09 | 2020-10-23 | 华南理工大学 | Method for eliminating cable insulation shielding ablation based on thermal stress |
| CN112202012A (en) * | 2020-09-22 | 2021-01-08 | 华南理工大学 | Connector and repair device for bad electrical contact inside high-voltage cable |
-
2012
- 2012-07-30 CN CN 201220376115 patent/CN202678854U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048365A (en) * | 2015-08-12 | 2015-11-11 | 清华大学 | Non-invasive online automatic maintenance and defect repairing system for high-voltage power transmission cable |
| CN107452451A (en) * | 2017-08-09 | 2017-12-08 | 江苏宝安电缆有限公司 | A kind of cable crosslinked with silicane method for repairing and mending |
| CN111817201A (en) * | 2020-06-09 | 2020-10-23 | 华南理工大学 | Method for eliminating cable insulation shielding ablation based on thermal stress |
| CN111817201B (en) * | 2020-06-09 | 2021-07-06 | 华南理工大学 | Method for eliminating cable insulation shielding ablation based on thermal stress |
| CN112202012A (en) * | 2020-09-22 | 2021-01-08 | 华南理工大学 | Connector and repair device for bad electrical contact inside high-voltage cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20160730 |