CN204375539U - A kind of alternative expression moisture absorber device being applied to oil-filled electric equipment - Google Patents
A kind of alternative expression moisture absorber device being applied to oil-filled electric equipment Download PDFInfo
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- CN204375539U CN204375539U CN201520117374.1U CN201520117374U CN204375539U CN 204375539 U CN204375539 U CN 204375539U CN 201520117374 U CN201520117374 U CN 201520117374U CN 204375539 U CN204375539 U CN 204375539U
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Abstract
The utility model relates to a kind of alternative expression moisture absorber device being applied to oil-filled electric equipment, comprise two moisture absorption tanks and first, second total three-way pipe, moisture absorption pipe is installed in described moisture absorption tank, described moisture absorption pipe runs through moisture absorption tank, the upper end interface of described second total three-way pipe is connected with filling transformer body pipeline, the upper end interface of described first total three-way pipe is connected with filling transformer on-load voltage regulating switch body pipeline, described first, the lower end interface of second total three-way pipe is respectively through first, second electromagnetically operated valve is connected with the moisture absorption pipe pipeline of the moisture absorption tank of its respective side, described first, the middle part interface of second total three-way pipe connects through the 3rd electromagnetic valve pipeline.The utility model structure is novel, manufacture simple and convenient, and cost is lower, effectively can stop moisture in outside air to enter into inside transformer transformer insulation oil and make moist, ensure electric equipment safety, reliable, operation, and can also ensure that transformer lasts runs, reduce electric power system maintenance, production, operation, cost.
Description
Technical field
The utility model relates to a kind of alternative expression moisture absorber device being applied to oil-filled electric equipment, is applied to the oil-filled electric equipment such as transformer, on-load voltage regulating switch equipment.
Background technology
Existing charging operation filling transformer body and on-load voltage regulating switch bottom dehydrating breather project organization also exist defect, and the inner hygroscopic agent of dehydrating breather approximately uses the time about half a year, and it is saturated and after losing efficacy that hygroscopic agent absorbs air moisture content, if not instantaneously changing hygroscopic agent, electric equipment long-term moisture absorption humid air moisture content enters inside electric appliance through hygroscopic agent, moisture content in air is easily by the moisture content in the low insulating oil adsorption air of transformer insulation oil conservator upper portion insulating oil temperature, the long-term transformer oil moisture content absorbed in air cause dielectric strength to reduce or bottom electric equipment ponding too much, particularly every summer is often met thunderstorm weather or peak times of power consumption in Fujian Province, inside transformer temperature height moisture content is dissolved in insulating oil makes dielectric strength reduction easily discharge, blast, burnout failure rate improves greatly.Hygroscopic agent in dehydrating breather is changed in frequent power failure, needs to drop into a large amount of human and material resources, financial resources.Have a power failure and bring very big inconvenience to the life of resident, cause great direct or indirect economic loss even to some electricity consumptions user, factory, enterprise.The device of existing Germany technology is by such as following defect: dehydrating breather is single tank dehydrating breather heat drying, transformer body and on-load voltage regulating switch bottom closed electromagnetic valve can not play supplementary effect with the Nature air, if time the second dehydrating breather is single tank dehydrating breather heat drying, transformer breaks down and can not discharge a large amount of gas in time and insulating oil is explosion caused, burnout failure.Therefore, for the problems referred to above be the utility model research object.
Utility model content
In view of the deficiencies in the prior art, the purpose of this utility model is to provide a kind of alternative expression moisture absorber device being applied to oil-filled electric equipment.
The technical solution of the utility model is:
A kind of alternative expression moisture absorber device being applied to oil-filled electric equipment, comprise the moisture absorption tank and first that two are equiped with drier respectively, second total three-way pipe, moisture absorption pipe is installed in described moisture absorption tank, described moisture absorption pipe runs through moisture absorption tank, it is characterized in that: the upper end interface of described second total three-way pipe is connected with filling transformer body pipeline, the upper end interface of described first total three-way pipe is connected with filling transformer on-load voltage regulating switch body pipeline, described first, the lower end interface of second total three-way pipe is respectively through first, second electromagnetically operated valve is connected with the moisture absorption pipe pipeline of the moisture absorption tank of its respective side, described first, the middle part interface of second total three-way pipe connects through the 3rd electromagnetic valve pipeline, the both sides outer wall of described moisture absorption tank is glass outer wall, and to the moisture absorption tank of moisture absorption pipe, be provided with one deck wire netting from glass outer wall successively, electric heating assembly layer, between described iron wire stratum reticulare and electric heating assembly layer and desiccant-filled between electric heating assembly layer and moisture absorption pipe, described moisture absorption pipe comprises the air-guide section being positioned at moisture absorption tank and the free segment be positioned at outside moisture absorption tank, the top of described moisture absorption pipe air-guide section offers some gas ports, the moisture absorption pipe lower end being positioned at free segment is provided with the first Non-return air valve, moisture absorption pot bottom between iron wire stratum reticulare and electric heating assembly layer is provided with air inlet, described air inlet is provided with the second Non-return air valve, the outlet side of described air inlet is connected with the helical form wireway being positioned at moisture absorption tank, described wireway is provided with some ventholes, some electric heating assemblies in order to bake drying agent are provided with in described electric heating assembly layer, one is also provided with in order to detect the warm and humid transducer of the inner warm and humid situation of respective side moisture absorption tank in described electric heating assembly layer.
Wherein, the moisture absorption pot bottom between iron wire stratum reticulare and glass outer wall is provided with osculum, and the bottom of glass outer wall becomes to flow to the skewed of osculum in order to condensate.
The bottom of described moisture absorption pipe air-guide section is provided with some pores.
The screen pack leaked under one deck prevents drier is provided with above some pores of described moisture absorption pipe air-guide section bottom.
Described moisture absorption pipe is connected by upper and lower iron plate being spirally connected with between moisture absorption tank.
The utility model has the advantage of: the utility model structure is novel, manufactures
simplyconvenient, and cost is lower, effectively can stops moisture in outside air and enter into inside transformer transformer insulation oil and make moist, ensure electric equipment safety, reliable, run, and can also ensure that transformer lasts runs, reduce electric power system maintenance, production, operation, cost.
Accompanying drawing explanation
Fig. 1 is the utility model example structure schematic diagram.
Fig. 2 is the utility model embodiment moisture absorption jar structure schematic diagram.
Embodiment
For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below.
Referring to figs. 1 to Fig. 2, the utility model relates to a kind of alternative expression moisture absorber device being applied to oil-filled electric equipment, comprise the tank 1 that two are equiped with drier 9 respectively, 2 and first, second total three-way pipe 3, 30, moisture absorption pipe 4 is installed in described moisture absorption tank, described moisture absorption pipe runs through moisture absorption tank, the upper end interface of described second total three-way pipe is connected with filling transformer body 5 pipeline, the upper end interface of described first total three-way pipe is connected with filling transformer on-load voltage regulating switch body 6 pipeline, described first, the lower end interface of second total three-way pipe is respectively through the 1, second electromagnetically operated valve 8 is connected with the moisture absorption pipe pipeline of the moisture absorption tank of its respective side, described first, the middle part interface of second total three-way pipe connects through the 3rd electromagnetically operated valve 29 pipeline.The both sides outer wall of described moisture absorption tank is glass outer wall, and to the moisture absorption tank of moisture absorption pipe, be provided with one deck wire netting 27 from glass outer wall successively, electric heating assembly layer 28, between described iron wire stratum reticulare and electric heating assembly layer and desiccant-filled between electric heating assembly layer and moisture absorption pipe, described moisture absorption pipe comprises the air-guide section being positioned at moisture absorption tank and the free segment be positioned at outside moisture absorption tank, the top of described moisture absorption pipe air-guide section offers some gas ports 12, the moisture absorption pipe lower end being positioned at free segment is provided with the first Non-return air valve 11, moisture absorption pot bottom between iron wire stratum reticulare and electric heating assembly layer is provided with air inlet 14, described air inlet is provided with the second Non-return air valve 16, the outlet side of described air inlet is connected with the helical form wireway 15 being positioned at moisture absorption tank, described wireway is provided with some ventholes, some electric heating assemblies 17 in order to bake drying agent are provided with in described electric heating assembly layer, one is also provided with in order to detect the warm and humid transducer 18,26 of the inner warm and humid situation of respective side moisture absorption tank in described electric heating assembly layer.
Moisture absorption pot bottom between iron wire stratum reticulare and glass outer wall is provided with osculum 10, and the bottom of glass outer wall becomes to flow to the skewed of osculum in order to condensate.
The bottom of above-mentioned moisture absorption pipe air-guide section is provided with some pores 13.
Wherein, the screen pack 22 leaked under one deck prevents drier is provided with above some pores of above-mentioned moisture absorption pipe air-guide section bottom.
Above-mentioned moisture absorption pipe is connected with being spirally connected by upper and lower iron plate 24,25 between moisture absorption tank.
In implementation process, course of normal operation is as follows: first, second electromagnetically operated valve is opened, the 3rd closed electromagnetic valve, and two moisture absorption tanks are in the state of working alone respectively; When moisture absorption tank 2 makes moist needs drying, close the second electromagnetically operated valve, open the first, the 3rd electromagnetically operated valve, moisture absorption tank 1 normally works, and it is dirty that silica-gel desiccant moisture content is adsorbed on glass outer wall inner surface condensation formation droplet, and spill moisture absorption tank from osculum; When moisture absorption tank 1 makes moist needs drying, close the first electromagnetically operated valve, open second, third electromagnetically operated valve, it is dirty that silica-gel desiccant moisture content is adsorbed on glass outer wall inner surface condensation formation droplet, and spill outside moisture absorption tank from osculum, the moisture absorption the wet moisture of drier of the electric heating assembly of moisture absorption tank inside is wherein utilized to be heated into steam, steam is when going to glass outer wall, reason due to internal-external temperature difference condenses the inner side in glass outer wall, and flow out from osculum, thus complete the self-dry run of drier; And as follows without the course of work of lubricating cup: as inside transformer temperature raises, insulating oil volume becomes large, and transformer upper end conservator inner air enters in air through moisture absorption pipe free segment; When oil-filled electric equipment operating load reduces, as inside transformer temperature reduces, insulating oil temperature reduces, smaller volume, extraneous air is then passed into by the air inlet of moisture absorption tank and runs along helical form wireway, and the drier in moisture absorption tank is then by the moisture absorption in air and by dried air flow transformer or on-load voltage regulating switch inside electric appliance; When oil-filled electric equipment breaks down or the quick insulating oil of discharging gas or discharging transformer of accident needs, or transformer insulation oil or on-load voltage regulating switch electric discharge or high-temperature insulation oil decomposition various gas time, realize the timely efflux gas of inside electric appliance fast decompression or transformer insulation oil by moisture absorption pipe.
This device add exchange full-automatic dry dehydrating breather control double loop Displaying Meter technology performance, save that two dehydrating breathers realize on the left of Automatic Control, right side dehydrating breather is intercoursed job control air humidity and kept air oxygen detrition; Band signal feedback signal electromagnetically operated valve, the increase band signal feedback signal electromagnetically operated valve abnormal work fault distant place alert notice staff of instant control arrive the devices such as in-situ processing fault, humiture probe, heater, hygroscopic agent (discolour silica gel) immediately.Realize charging operation electric equipment and do not need the replacing dehydrating breather internal wetted hygroscopic agent that has a power failure, realizing charging operation electric equipment does not need staff to change the operation of the inner hygroscopic agent of dehydrating breather; Realize keeping dry air without the full-automatic dry dehydrating breather inside of operated by personnel's charging operation online oil-filled electric equipment exchange, but ensure that the dielectric strength of transformer oil does not change.
Owing to adopting Non-return air valve structure, make to control more simply, and in order to better absorb moisture moisture in air, we arrange helical form wireway, so that drier absorbs the moisture moisture in air as early as possible.
The foregoing is only preferred embodiment of the present utility model, all equalizations done according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (5)
1. one kind is applied to the alternative expression moisture absorber device of oil-filled electric equipment, comprise the moisture absorption tank and first that two are equiped with drier respectively, second total three-way pipe, moisture absorption pipe is installed in described moisture absorption tank, described moisture absorption pipe runs through moisture absorption tank, it is characterized in that: the upper end interface of described second total three-way pipe is connected with filling transformer body pipeline, the upper end interface of described first total three-way pipe is connected with filling transformer on-load voltage regulating switch body pipeline, described first, the lower end interface of second total three-way pipe is respectively through first, second electromagnetically operated valve is connected with the moisture absorption pipe pipeline of the moisture absorption tank of its respective side, described first, the middle part interface of second total three-way pipe connects through the 3rd electromagnetic valve pipeline, the both sides outer wall of described moisture absorption tank is glass outer wall, and to the moisture absorption tank of moisture absorption pipe, be provided with one deck wire netting from glass outer wall successively, electric heating assembly layer, between described iron wire stratum reticulare and electric heating assembly layer and desiccant-filled between electric heating assembly layer and moisture absorption pipe, described moisture absorption pipe comprises the air-guide section being positioned at moisture absorption tank and the free segment be positioned at outside moisture absorption tank, the top of described moisture absorption pipe air-guide section offers some gas ports, the moisture absorption pipe lower end being positioned at free segment is provided with the first Non-return air valve, moisture absorption pot bottom between iron wire stratum reticulare and electric heating assembly layer is provided with air inlet, described air inlet is provided with the second Non-return air valve, the outlet side of described air inlet is connected with the helical form wireway being positioned at moisture absorption tank, described wireway is provided with some ventholes, some electric heating assemblies in order to bake drying agent are provided with in described electric heating assembly layer, one is also provided with in order to detect the warm and humid transducer of the inner warm and humid situation of respective side moisture absorption tank in described electric heating assembly layer.
2. a kind of alternative expression moisture absorber device being applied to oil-filled electric equipment according to claim 1, it is characterized in that: the moisture absorption pot bottom between iron wire stratum reticulare and glass outer wall is provided with osculum, and the bottom of glass outer wall becomes to flow to the skewed of osculum in order to condensate.
3. a kind of alternative expression moisture absorber device being applied to oil-filled electric equipment according to claim 1, is characterized in that: the bottom of described moisture absorption pipe air-guide section is provided with some pores.
4. a kind of alternative expression moisture absorber device being applied to oil-filled electric equipment according to claim 3, is characterized in that: be provided with the screen pack leaked under one deck prevents drier above some pores of described moisture absorption pipe air-guide section bottom.
5. a kind of alternative expression moisture absorber device being applied to oil-filled electric equipment according to claim 1, is characterized in that: described moisture absorption pipe is connected by upper and lower iron plate being spirally connected with between moisture absorption tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520117374.1U CN204375539U (en) | 2015-02-27 | 2015-02-27 | A kind of alternative expression moisture absorber device being applied to oil-filled electric equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520117374.1U CN204375539U (en) | 2015-02-27 | 2015-02-27 | A kind of alternative expression moisture absorber device being applied to oil-filled electric equipment |
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| Publication Number | Publication Date |
|---|---|
| CN204375539U true CN204375539U (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520117374.1U Expired - Fee Related CN204375539U (en) | 2015-02-27 | 2015-02-27 | A kind of alternative expression moisture absorber device being applied to oil-filled electric equipment |
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| CN (1) | CN204375539U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109448961A (en) * | 2018-07-20 | 2019-03-08 | 国网浙江省电力有限公司丽水供电公司 | A kind of maintenance-free moisture absorber |
| CN112255036A (en) * | 2020-10-21 | 2021-01-22 | 国网新疆电力有限公司奎屯供电公司 | Dampproofing getter device of high-pressure oil charge type sleeve sample |
-
2015
- 2015-02-27 CN CN201520117374.1U patent/CN204375539U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109448961A (en) * | 2018-07-20 | 2019-03-08 | 国网浙江省电力有限公司丽水供电公司 | A kind of maintenance-free moisture absorber |
| CN112255036A (en) * | 2020-10-21 | 2021-01-22 | 国网新疆电力有限公司奎屯供电公司 | Dampproofing getter device of high-pressure oil charge type sleeve sample |
| CN112255036B (en) * | 2020-10-21 | 2024-05-14 | 国网新疆电力有限公司奎屯供电公司 | High-pressure oil-filled sleeve sampling moistureproof air suction device |
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| 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 |
Granted publication date: 20150603 |
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| CF01 | Termination of patent right due to non-payment of annual fee |