CN204792327U - Intelligent on -load tap -changer absolute oil device - Google Patents
Intelligent on -load tap -changer absolute oil device Download PDFInfo
- Publication number
- CN204792327U CN204792327U CN201520501120.XU CN201520501120U CN204792327U CN 204792327 U CN204792327 U CN 204792327U CN 201520501120 U CN201520501120 U CN 201520501120U CN 204792327 U CN204792327 U CN 204792327U
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- oil
- filter core
- shell
- changer
- load tap
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Abstract
The utility model discloses an intelligent on -load tap -changer absolute oil device, intelligent on -load tap -changer absolute oil device includes that oil filter shell, junction box's shell, first dewatering filter core, second dewatering filter core, first antithetical couplet pipe, second ally oneself with pipe, electric cabinet, differential pressure indicator, oil circuit circuit board, manometer, filter core support, motor, oil pump, support, overflow valve, hex bolts and motor support and constitute. The utility model discloses intelligent on -load tap -changer absolute oil device's superior effect lies in: intelligent on -load tap -changer absolute oil device is the oil pump and motor, first dewatering filter core and second dewatering filter core of integration. " on line " absolute oil device can remove free carbon, moisture content and the oxidation material in deoiling effectively when loop filter, guaranteed the oil of switch oil. Improve security, the reliability of on -load tap -changer work, have advantages such as the function is complete, small, the reliability is high, the installation and debugging of being convenient for.
Description
Technical field
The utility model belongs to power system automation technology field, is specifically related to a kind of intelligent apparatus for purifying oil in transformer at working condition.
Background technology
Insulating oil in on-load tap changers of transformers grease chamber, can because of the electric arc caused by the switching of switch the free carbon that produce and various solid particle and pollute, in addition, oil can absorb the moisture in air, the withstand voltage of such insulating oil can reduce, and water content increases, and the contact performance of switch declines.
Regulation in State Grid industry standard DL/T574-95 " on load tap changer operating maintenance directive/guide ": " when every 1 ~ 2 year of on load tap changer or tap conversion 5000 ~ 10000 times or puncture voltage are lower than 25KV; should uncap cleaning or oil strain 1 time ", and advise that " in operation, tap change operation shunting switch frequently, should adopt charged oil strain or installing " on-line oil cleaning device ".In order to solve the deteriorated problem of insulating oil in load tap changer oil chamber, the method in past within 1 year, has a power failure to carry out oil filtration or oil replacing for 1 to 2 time, and existing oil purifier safety and reliability is poor.
Utility model content
The utility model provides a kind of intelligent apparatus for purifying oil in transformer at working condition, to solve the technical problem of existing oil purifier safety and reliability difference.
In order to solve above technical problem, the technical scheme that the utility model is taked is:
A kind of intelligent apparatus for purifying oil in transformer at working condition, described intelligent apparatus for purifying oil in transformer at working condition comprises oil filter shell, junction box's shell, first dewatering filter core, second dewatering filter core, first union, second union, electric cabinet, differential pressure transmitter device, oil circuit circuit board, Pressure gauge, filter core support, motor, oil pump, support, overflow valve, hex bolts and electric machine support are formed, described motor is fixed on described electric machine support, described junction box's shell and first decoring that dewaters is arranged in described oil filter shell, described second dewatering filter core and the first union are arranged on the sidewall of described oil filter shell, described second union is arranged on the top of described oil filter shell, described oil pump, support is connected from top to bottom successively with overflow valve, described motor is provided with driving shaft, described oil pump is fixed on the driving shaft of described motor, described Pressure gauge is arranged on described oil circuit circuit board, described differential pressure transmitter device is arranged on described filter core support, described filter core support is fixedly installed on described junction box's shell, and described hex bolts is arranged on described dewatering filter core, and described electric cabinet is arranged on the left side of described differential pressure transmitter device.
After employing technique scheme, intelligent apparatus for purifying oil in transformer at working condition is integrated oily Pump and Electromotor, the first dewatering filter core and the second dewatering filter core, when intelligent apparatus for purifying oil in transformer at working condition runs, oil in load tap changer oil chamber enters cabinet, under integrated oil pumping action, circuit-breaker oil through the first dewatering filter core, the second dewatering filter core, the circuit-breaker oil after filtration drying, oil-out through cabinet side flows back to load tap changer oil chamber, realizes the purification of oil.And circuit-breaker oil can be filtered timing, or after tap changer action, circuit-breaker oil is filtered." online ", oil purifier was when circulating filtration, effectively except free carbon, moisture content and the oxidation material in deoiling, can ensure that the oil of circuit-breaker oil.Maintain circuit-breaker oil dielectric strength, increase the switching times of switch, extend the time between overhauls(TBO), reduce frequency of power cut, ensure quality of voltage, improve the fail safe of on load tap changer work, reliability to have that function is complete, volume is little, reliability is high, be convenient to the advantages such as Installation and Debugging.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the topology view of the intelligent apparatus for purifying oil in transformer at working condition of the utility model;
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, intelligent apparatus for purifying oil in transformer at working condition comprises oil filter shell 1, junction box's shell 2, first dewatering filter core 3, second dewatering filter core 4, first union 5, second union 6, electric cabinet 7, differential pressure transmitter device 8, oil circuit circuit board 9, Pressure gauge 10, filter core support 11, motor 12, oil pump 13, support 14, overflow valve 15, hex bolts 16 and electric machine support 17 and forms, and motor 12 is fixed on electric machine support 17.
Junction box's shell 2 and first decoring 3 that dewaters is arranged in oil filter shell 1, and the second dewatering filter core 4 and the first union 5 are arranged on the sidewall of oil filter shell 1, and the second union 6 is arranged on the top of oil filter shell 1.Oil pump 13, support 14 are connected from top to bottom successively with overflow valve 15, and motor 12 is provided with driving shaft, and oil pump 13 is fixed on the driving shaft of motor 12, and Pressure gauge 10 is arranged on oil circuit circuit board 9, and differential pressure transmitter device 8 is arranged on filter core support 11.Filter core support 11 is fixedly installed on junction box's shell 2, and hex bolts 16 is arranged on dewatering filter core 3, and electric cabinet 7 is arranged on the left side of differential pressure transmitter device 8.
Intelligent apparatus for purifying oil in transformer at working condition is oil pump 13 and motor 12, first dewatering filter core 3 and second dewatering filter core 4 of integration, when intelligent apparatus for purifying oil in transformer at working condition runs, oil in load tap changer oil chamber enters cabinet, under integrated oil pump 13 acts on, circuit-breaker oil is through the first dewatering filter core 3, second dewatering filter core 4, circuit-breaker oil after filtration drying, the oil-out through cabinet side flows back to load tap changer oil chamber, realizes the purification of oil.And circuit-breaker oil can be filtered timing, or after tap changer action, circuit-breaker oil is filtered." online ", oil purifier was when circulating filtration, effectively except free carbon, moisture content and the oxidation material in deoiling, can ensure that the oil of circuit-breaker oil.Maintain circuit-breaker oil dielectric strength, increase the switching times of switch, extend the time between overhauls(TBO), reduce frequency of power cut, ensure quality of voltage, improve the fail safe of on load tap changer work, reliability to have that function is complete, volume is little, reliability is high, be convenient to the advantages such as Installation and Debugging.
Last it is noted that above embodiment only illustrates the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (1)
1. an intelligent apparatus for purifying oil in transformer at working condition, is characterized in that, described intelligent apparatus for purifying oil in transformer at working condition comprises oil filter shell, junction box's shell, first dewatering filter core, second dewatering filter core, first union, second union, electric cabinet, differential pressure transmitter device, oil circuit circuit board, Pressure gauge, filter core support, motor, oil pump, support, overflow valve, hex bolts and electric machine support are formed, described motor is fixed on described electric machine support, described junction box's shell and first decoring that dewaters is arranged in described oil filter shell, described second dewatering filter core and the first union are arranged on the sidewall of described oil filter shell, described second union is arranged on the top of described oil filter shell, described oil pump, support is connected from top to bottom successively with overflow valve, described motor is provided with driving shaft, described oil pump is fixed on the driving shaft of described motor, described Pressure gauge is arranged on described oil circuit circuit board, described differential pressure transmitter device is arranged on described filter core support, described filter core support is fixedly installed on described junction box's shell, and described hex bolts is arranged on described dewatering filter core, and described electric cabinet is arranged on the left side of described differential pressure transmitter device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520501120.XU CN204792327U (en) | 2015-07-10 | 2015-07-10 | Intelligent on -load tap -changer absolute oil device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520501120.XU CN204792327U (en) | 2015-07-10 | 2015-07-10 | Intelligent on -load tap -changer absolute oil device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204792327U true CN204792327U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520501120.XU Expired - Fee Related CN204792327U (en) | 2015-07-10 | 2015-07-10 | Intelligent on -load tap -changer absolute oil device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204792327U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610243A (en) * | 2015-12-24 | 2016-05-25 | 国网浙江余姚市供电公司 | On-load tap switch controller |
-
2015
- 2015-07-10 CN CN201520501120.XU patent/CN204792327U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610243A (en) * | 2015-12-24 | 2016-05-25 | 国网浙江余姚市供电公司 | On-load tap switch controller |
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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: 20151118 Termination date: 20200710 |