CN104143408A - Maintenance-free type moisture absorber without oil cup - Google Patents
Maintenance-free type moisture absorber without oil cup Download PDFInfo
- Publication number
- CN104143408A CN104143408A CN201410396615.0A CN201410396615A CN104143408A CN 104143408 A CN104143408 A CN 104143408A CN 201410396615 A CN201410396615 A CN 201410396615A CN 104143408 A CN104143408 A CN 104143408A
- Authority
- CN
- China
- Prior art keywords
- moisture absorption
- shrouding
- absorption tank
- exhaust outlet
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Transformer Cooling (AREA)
Abstract
The invention relates to a maintenance-free type moisture absorber without an oil cup. The maintenance-free type moisture absorber comprises two moisture absorption tanks and a general three-way tube, wherein moisture absorption tubes are arranged in the moisture absorption tanks; the upper end of the total three-way tube is connected with an electrical equipment pipeline; openings at the two ends of the total three-way tube are connected with a first solenoid valve pipeline and a fourth solenoid valve pipeline after passing through a second solenoid valve and a third solenoid valve as well as branch three-way tubes on the corresponding sides, respectively; the other openings of the branch three-way tubes are connected with moisture absorption tube pipelines of the corresponding moisture absorption tanks; a plurality of air guide holes are formed in the upper part of an air guide section; the lower ends of the moisture absorption tubes are connected with a moisture absorption tube sealing plate by a first spring return assembly; a gas exhaust hole is formed at one side of the bottom of each of the moisture absorption tanks, and a gas inlet is formed at the other side of the bottom of each of the moisture absorption tanks, a gas exhaust opening sealing plate is connected on the gas exhaust opening, and a gas inlet sealing plate is connected on the gas inlet. The maintenance-free type moisture absorber without the oil cup disclosed by the invention is simple in structure, convenient to manufacture, low in cost, capable of effectively preventing moisture of outside air from entering a transformer so as to guarantee the equipment safety, and further guarantee that the transformer continuously operates, and thus the operation cost is reduced.
Description
Technical field
The present invention relates to a kind ofly without lubricating cup maintenance-free type dehydrating breather, be applied to rush oily electric equipment, as equipment such as transformer, on-load voltage regulating switch, distribution transforming, capacitor, circuit breakers.
Background technology
On existing charging operation oil-filled electric equipment, dehydrating breather project organization exists defect, and the inner hygroscopic agent of dehydrating breather is approximately used the time about half a year, and it is saturated and after losing efficacy that hygroscopic agent absorbs air moisture content, if instantaneously changing hygroscopic agent not, the moist moisture content air of the long-term moisture absorption of electric equipment enters inside electric appliance through hygroscopic agent, easily by the low airborne moisture content of insulating oil adsorption of conservator temperature, the dielectric strength reduction or the electric equipment bottom ponding that cause transformer oil to make moist are too much, often meet thunderstorm weather or peak times of power consumption every summer, the high moisture content of transformer internal temperature is dissolved in insulating oil easily discharges dielectric strength reduction, blast, burnout failure rate improves greatly, in order to meet the needs of transformer moisture absorption, moisture absorption tank arranges lubricating cup and contains oil, do is like this for moisture absorption tank is sealed, the moisture of stopping outside air enters into moisture absorption tank, make the drier of moisture absorption tank only adsorb the moisture of transformer inside, play as the dry effect of transformer oil, but, it is more complicated that moisture absorption tank arranges cup structure of extraction, be not easy to production and processing.In addition, existing moisture absorption operation process generally all needs transformer to shut down the replacing operation process that just can complete dehydrating breather, has affected transformer use.Therefore for the problems referred to above, are, objects that the present invention studies.
Summary of the invention
In view of the deficiencies in the prior art, the object of the present invention is to provide a kind of without lubricating cup maintenance-free type dehydrating breather.
Technical program of the present invention lies in:
A kind of without lubricating cup maintenance-free type dehydrating breather, comprise two moisture absorption tank and total three-way pipes that are equiped with respectively drier, in described moisture absorption tank, be installed on moisture absorption pipe, described moisture absorption pipe runs through moisture absorption tank, it is characterized in that: the upper end of described total three-way pipe is connected with oil-charging type electrical device pipeline, the both sides port of described total three-way pipe is respectively through second, after minute three-way pipe of the 3rd electromagnetically operated valve and respective side with first, four electromagnetic valve pipelines connect, the another port of the described minute three-way pipe moisture absorption pipe pipeline of the moisture absorption tank corresponding with it connects, described moisture absorption pipe comprises and is positioned at the air-guide section of moisture absorption tank and is positioned at the free segment outside moisture absorption tank, the top of described air-guide section offers some gas ports, moisture absorption pipe lower end the first spring reset assembly that is positioned at free segment is connected with a moisture absorption pipe shrouding, one side of the bottom of described moisture absorption tank is provided with exhaust outlet, opposite side is provided with air inlet, on described exhaust outlet, through being positioned at the second spring reset assembly of moisture absorption tank outside, be connected with exhaust outlet shrouding, on described air inlet, through being positioned at the 3rd spring reset assembly of moisture absorption tank inside, be connected with air inlet shrouding.
Wherein, in described moisture absorption tank, be also provided with a circle in order to the electric heating assembly of bake drying agent.
On two minutes described three-way pipes, be respectively equipped with one in order to detect the warm and humid transducer of the inner warm and humid situation of respective side moisture absorption tank.
Described the first spring reset assembly comprises the first adjusting bolt bar that two symmetries are spirally connected with moisture absorption pipe lower end, two first described adjusting bolt bars are slidably connected with one end of moisture absorption pipe shrouding respectively, and between the termination of moisture absorption pipe shrouding and the first adjusting bolt bar, be provided with the first back-moving spring, the first back-moving spring under normality covers on moisture absorption pipe lower end moisture absorption pipe shrouding; Described the second spring reset assembly comprise two symmetries be spirally connected with exhaust outlet both sides moisture absorption pot bottom on the second adjusting bolt bar, two second described adjusting bolt bars are slidably connected with one end of exhaust outlet shrouding respectively, and between the termination of exhaust outlet shrouding and the second adjusting bolt bar, be provided with the second back-moving spring, the second back-moving spring under normality covers on moisture absorption tank exhaust outlet exhaust outlet shrouding; Described the 3rd spring reset assembly comprise two symmetries be spirally connected with air inlet both sides moisture absorption pot bottom on the 3rd adjusting bolt bar, two the 3rd described adjusting bolt bars are slidably connected with one end of air inlet shrouding respectively, and between the termination of air inlet shrouding and the 3rd adjusting bolt bar, be provided with the 3rd back-moving spring, the 3rd back-moving spring under normality covers on moisture absorption canister incoming gas mouth air inlet shrouding.
The top side of described moisture absorption tank is provided with drier charging aperture and seal cover thereof; The lower lateral of described moisture absorption tank is provided with drier discharging opening and seal cover thereof.
Between described moisture absorption pipe and moisture absorption tank, by sealing ring, seal.
The sealing of described moisture absorption pipe shrouding, exhaust outlet shrouding, air inlet shrouding becomes to utilize the trapezium structure of sealing.
The invention has the advantages that: the present invention is simple in structure, it is convenient to manufacture, and cost is lower, and can effectively stop outside air moisture and enter into transformer, support equipment safety, and can also ensure transformer continuous service, reduce operating cost.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structural representation.
Fig. 2 is embodiment of the present invention moisture absorption jar structure schematic diagram.
Embodiment
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below.
Referring to figs. 1 to Fig. 2, the present invention relates to a kind of without lubricating cup maintenance-free type dehydrating breather, comprise two moisture absorption tank 2 and total three-way pipes 3 that are equiped with respectively drier 1, in described moisture absorption tank, be installed on moisture absorption pipe 4, described moisture absorption pipe runs through moisture absorption tank, the upper end of described total three-way pipe is connected with oil-charging type electrical device pipeline, the both sides port of described total three-way pipe is respectively through second, the 3rd electromagnetically operated valve 5, 6 and minute three-way pipe 7 of respective side, 8 is rear with first, four electromagnetically operated valves 9, 10 pipelines connect, the another port of the described minute three-way pipe moisture absorption pipe pipeline of the moisture absorption tank corresponding with it connects, described moisture absorption pipe comprises and is positioned at the air-guide section of moisture absorption tank and is positioned at the free segment outside moisture absorption tank, the top of described air-guide section offers some gas ports 11, moisture absorption pipe lower end the first spring reset assembly that is positioned at free segment is connected with a moisture absorption pipe shrouding 12, one side of the bottom of described moisture absorption tank is provided with exhaust outlet 13, opposite side is provided with air inlet 14, on described exhaust outlet, through being positioned at the second spring reset assembly of moisture absorption tank outside, be connected with exhaust outlet shrouding 15, on described air inlet, through being positioned at the 3rd spring reset assembly of moisture absorption tank inside, be connected with air inlet shrouding 16.
In above-mentioned moisture absorption tank, be also provided with a circle in order to the electric heating assembly 17 of bake drying agent.
On two minutes above-mentioned three-way pipes, be respectively equipped with one in order to detect the warm and humid transducer 18,26 of the inner warm and humid situation of respective side moisture absorption tank.
Above-mentioned the first spring reset assembly comprises the first adjusting bolt bar 19-1 that two symmetries are spirally connected with moisture absorption pipe lower end, two first described adjusting bolt bars are slidably connected with one end of moisture absorption pipe shrouding respectively, and between the termination of moisture absorption pipe shrouding and the first adjusting bolt bar, be provided with the first back-moving spring 19-2, the first back-moving spring under normality covers on moisture absorption pipe lower end moisture absorption pipe shrouding; Described the second spring reset assembly comprise two symmetries be spirally connected with exhaust outlet both sides moisture absorption pot bottom on the second adjusting bolt bar 20-1, two second described adjusting bolt bars are slidably connected with one end of exhaust outlet shrouding respectively, and between the termination of exhaust outlet shrouding and the second adjusting bolt bar, be provided with the second back-moving spring 20-2, the second back-moving spring under normality covers on moisture absorption tank exhaust outlet exhaust outlet shrouding; Described the 3rd spring reset assembly comprise two symmetries be spirally connected with air inlet both sides moisture absorption pot bottom on the 3rd adjusting bolt bar 21-1, two the 3rd described adjusting bolt bars are slidably connected with one end of air inlet shrouding respectively, and between the termination of air inlet shrouding and the 3rd adjusting bolt bar, be provided with the 3rd back-moving spring 21-2, the 3rd back-moving spring under normality covers on moisture absorption canister incoming gas mouth air inlet shrouding.
The top side of above-mentioned moisture absorption tank is provided with drier charging aperture and seal cover 22 thereof; The lower lateral of described moisture absorption tank is provided with drier discharging opening and seal cover 23 thereof.
Between above-mentioned moisture absorption pipe and moisture absorption tank, by upper and lower iron plate 24,25, be spirally connected and be connected.
The sealing of above-mentioned moisture absorption pipe shrouding, exhaust outlet shrouding, air inlet shrouding becomes to utilize the trapezium structure of sealing.
In implementation process, the non-maintaining course of work is as follows: due to the moisture absorption tank pipeline structure that exists two-way to be connected with oil-filled electric equipment, as long as control a wherein road, be connected with oil-filled electric equipment work, another road is as standby connection; Then the drier of moisture absorption tank is when in oil-filled electric equipment, moisture absorption reaches capacity, as long as total close the electromagnetically operated valve of the corresponding side of three-way pipe, Shi Gai road disconnects, and the electromagnetically operated valve on another road of total three-way pipe is opened, and the moisture absorption tank on Shi Gai road is started working; Close the moisture absorption tank of side and opening a minute electromagnetically operated valve for three-way pipe side, next utilize the electric heating assembly of moisture absorption tank inside that the moisture of moist drier is heated into steam, and be discharged to outward in atmosphere from the electromagnetically operated valve of opening, complete the self-dry run of drier; And as follows without the course of work of lubricating cup: when oil-filled electric equipment operating load increases, as transformer internal temperature raises, it is large that insulating oil volume becomes, and transformer upper end conservator inner air enters in atmosphere through the exhaust outlet of moisture absorption tank; When oil-filled electric equipment operating load reduces, as transformer internal temperature reduces, insulating oil temperature reduces, smaller volume, extraneous air passes into by the air inlet of moisture absorption tank, and the drier in moisture absorption tank is by airborne moisture absorption and by dried air flow device interior; When oil-filled electric equipment breaks down or accident needs Quick air-discharge row insulating oil, or while analyzing the various gas of insulating oil high temperature, by the door open structure of moisture absorption pipe lower end, realize inside electric appliance fast decompression and efflux gas or oil body.The shrouding that can realize under different conditions by the elastic force of adjusting back-moving spring opens and closes, thereby meets the demand of above-mentioned implementation process.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (7)
1. one kind without lubricating cup maintenance-free type dehydrating breather, comprise two moisture absorption tank and total three-way pipes that are equiped with respectively drier, in described moisture absorption tank, be installed on moisture absorption pipe, described moisture absorption pipe runs through moisture absorption tank, it is characterized in that: the upper end of described total three-way pipe is connected with oil-charging type electrical device pipeline, the both sides port of described total three-way pipe is respectively through second, after minute three-way pipe of the 3rd electromagnetically operated valve and respective side with first, four electromagnetic valve pipelines connect, the another port of the described minute three-way pipe moisture absorption pipe pipeline of the moisture absorption tank corresponding with it connects, described moisture absorption pipe comprises and is positioned at the air-guide section of moisture absorption tank and is positioned at the free segment outside moisture absorption tank, the top of described air-guide section offers some gas ports, moisture absorption pipe lower end the first spring reset assembly that is positioned at free segment is connected with a moisture absorption pipe shrouding, one side of the bottom of described moisture absorption tank is provided with exhaust outlet, opposite side is provided with air inlet, on described exhaust outlet, through being positioned at the second spring reset assembly of moisture absorption tank outside, be connected with exhaust outlet shrouding, on described air inlet, through being positioned at the 3rd spring reset assembly of moisture absorption tank inside, be connected with air inlet shrouding.
2. according to claim 1 a kind of without lubricating cup maintenance-free type dehydrating breather, it is characterized in that: in described moisture absorption tank, be also provided with a circle in order to the electric heating assembly of bake drying agent.
3. according to claim 1 a kind of without lubricating cup maintenance-free type dehydrating breather, it is characterized in that: on two minutes described three-way pipes, be respectively equipped with one in order to detect the warm and humid transducer of the inner warm and humid situation of respective side moisture absorption tank.
4. according to claim 1 a kind of without lubricating cup maintenance-free type dehydrating breather, it is characterized in that: described the first spring reset assembly comprises the first adjusting bolt bar that two symmetries are spirally connected with moisture absorption pipe lower end, two first described adjusting bolt bars are slidably connected with one end of moisture absorption pipe shrouding respectively, and between the termination of moisture absorption pipe shrouding and the first adjusting bolt bar, be provided with the first back-moving spring, the first back-moving spring under normality covers on moisture absorption pipe lower end moisture absorption pipe shrouding; Described the second spring reset assembly comprise two symmetries be spirally connected with exhaust outlet both sides moisture absorption pot bottom on the second adjusting bolt bar, two second described adjusting bolt bars are slidably connected with one end of exhaust outlet shrouding respectively, and between the termination of exhaust outlet shrouding and the second adjusting bolt bar, be provided with the second back-moving spring, the second back-moving spring under normality covers on moisture absorption tank exhaust outlet exhaust outlet shrouding; Described the 3rd spring reset assembly comprise two symmetries be spirally connected with air inlet both sides moisture absorption pot bottom on the 3rd adjusting bolt bar, two the 3rd described adjusting bolt bars are slidably connected with one end of air inlet shrouding respectively, and between the termination of air inlet shrouding and the 3rd adjusting bolt bar, be provided with the 3rd back-moving spring, the 3rd back-moving spring under normality covers on moisture absorption canister incoming gas mouth air inlet shrouding.
5. according to claim 1 a kind of without lubricating cup maintenance-free type dehydrating breather, it is characterized in that: the top side of described moisture absorption tank is provided with drier charging aperture and seal cover thereof; The lower lateral of described moisture absorption tank is provided with drier discharging opening and seal cover thereof.
6. according to claim 1 a kind of without lubricating cup maintenance-free type dehydrating breather, it is characterized in that: between described moisture absorption pipe and moisture absorption tank, by sealing ring, seal.
7. according to claim 1 a kind of without lubricating cup maintenance-free type dehydrating breather, it is characterized in that: the sealing of described moisture absorption pipe shrouding, exhaust outlet shrouding, air inlet shrouding becomes to utilize the trapezium structure of sealing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410396615.0A CN104143408B (en) | 2014-08-13 | 2014-08-13 | A kind of without lubricating cup maintenance-free type dehydrating breather |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410396615.0A CN104143408B (en) | 2014-08-13 | 2014-08-13 | A kind of without lubricating cup maintenance-free type dehydrating breather |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104143408A true CN104143408A (en) | 2014-11-12 |
CN104143408B CN104143408B (en) | 2016-05-04 |
Family
ID=51852558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410396615.0A Active CN104143408B (en) | 2014-08-13 | 2014-08-13 | A kind of without lubricating cup maintenance-free type dehydrating breather |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104143408B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104882252A (en) * | 2015-06-12 | 2015-09-02 | 国网山西省电力公司电力科学研究院 | Intelligent moisture absorption device of oil-immersed power transformer |
CN107452473A (en) * | 2017-08-25 | 2017-12-08 | 杭州柯林电气股份有限公司 | A kind of transformer breather |
CN108479231A (en) * | 2018-04-13 | 2018-09-04 | 西安风创能源科技有限公司 | A kind of air filter that self limiting temperature adapts to |
CN111968835A (en) * | 2020-07-10 | 2020-11-20 | 南通大正电气有限公司 | Oil-immersed transformer with oil storage mechanism |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2139297Y (en) * | 1992-09-18 | 1993-07-28 | 大连电业局 | Dampproof protector for oil filling equipment |
JP2000114061A (en) * | 1998-10-06 | 2000-04-21 | Daihen Corp | Hygroscopic breathing device |
JP2001046831A (en) * | 1999-08-05 | 2001-02-20 | Orion Mach Co Ltd | Air dehumidifying apparatus |
CN201655482U (en) * | 2010-04-13 | 2010-11-24 | 张宝山 | Shielded dual-sealing glass moisture absorber |
CN102364624A (en) * | 2011-10-31 | 2012-02-29 | 昌邑市供电公司 | Respirator for transformer |
JP2012074553A (en) * | 2010-09-29 | 2012-04-12 | Daihen Corp | Moisture absorption respiratory device for oil-filled electric apparatus |
CN103093930A (en) * | 2013-01-31 | 2013-05-08 | 大连世有电力科技有限公司 | Intelligent moisture absorber for transformer |
CN204066952U (en) * | 2014-08-13 | 2014-12-31 | 国家电网公司 | A kind of without lubricating cup maintenance-free type dehydrating breather |
-
2014
- 2014-08-13 CN CN201410396615.0A patent/CN104143408B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2139297Y (en) * | 1992-09-18 | 1993-07-28 | 大连电业局 | Dampproof protector for oil filling equipment |
JP2000114061A (en) * | 1998-10-06 | 2000-04-21 | Daihen Corp | Hygroscopic breathing device |
JP2001046831A (en) * | 1999-08-05 | 2001-02-20 | Orion Mach Co Ltd | Air dehumidifying apparatus |
CN201655482U (en) * | 2010-04-13 | 2010-11-24 | 张宝山 | Shielded dual-sealing glass moisture absorber |
JP2012074553A (en) * | 2010-09-29 | 2012-04-12 | Daihen Corp | Moisture absorption respiratory device for oil-filled electric apparatus |
CN102364624A (en) * | 2011-10-31 | 2012-02-29 | 昌邑市供电公司 | Respirator for transformer |
CN103093930A (en) * | 2013-01-31 | 2013-05-08 | 大连世有电力科技有限公司 | Intelligent moisture absorber for transformer |
CN204066952U (en) * | 2014-08-13 | 2014-12-31 | 国家电网公司 | A kind of without lubricating cup maintenance-free type dehydrating breather |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104882252A (en) * | 2015-06-12 | 2015-09-02 | 国网山西省电力公司电力科学研究院 | Intelligent moisture absorption device of oil-immersed power transformer |
CN107452473A (en) * | 2017-08-25 | 2017-12-08 | 杭州柯林电气股份有限公司 | A kind of transformer breather |
CN107452473B (en) * | 2017-08-25 | 2024-04-12 | 杭州柯林电气股份有限公司 | Transformer respirator |
CN108479231A (en) * | 2018-04-13 | 2018-09-04 | 西安风创能源科技有限公司 | A kind of air filter that self limiting temperature adapts to |
CN111968835A (en) * | 2020-07-10 | 2020-11-20 | 南通大正电气有限公司 | Oil-immersed transformer with oil storage mechanism |
Also Published As
Publication number | Publication date |
---|---|
CN104143408B (en) | 2016-05-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104143408B (en) | A kind of without lubricating cup maintenance-free type dehydrating breather | |
CN104143409B (en) | A kind of without lubricating cup self-desiccation respirator | |
CN104998524B (en) | Parallel type continuous moisture absorber device and use method thereof | |
CN105047375B (en) | Maintenance-free respirator device applied to oil-filled electrical equipment and operation method | |
CN204480846U (en) | A kind of parallel respirator apparatus being applied to oil-filled electric equipment | |
CN204066952U (en) | A kind of without lubricating cup maintenance-free type dehydrating breather | |
CN105070468A (en) | High-efficiency moisture absorption system | |
CN204884789U (en) | Non -maintaining formula moisture absorption system of no oil cup | |
CN104269247B (en) | A kind of parallel moisture absorber device | |
CN204010928U (en) | A kind of without lubricating cup self-desiccation respirator | |
CN204144022U (en) | A kind of transformer body and the parallel connection of on-load voltage regulating switch bottom use moisture absorber device | |
CN204144023U (en) | A kind of transformer body and on-load voltage regulating switch intercourse respirator apparatus | |
CN103143241A (en) | Air drier and method | |
CN204841371U (en) | Parallel lasts desiccator | |
CN104548888A (en) | Press and cross-flow gas drying and preheating device of press filter and realization method | |
CN204375539U (en) | A kind of alternative expression moisture absorber device being applied to oil-filled electric equipment | |
CN204469509U (en) | A kind of filter press squeezing, percolation gas drying and preheating device | |
CN104183367B (en) | A kind of plain type transformer breather | |
CN204463998U (en) | A kind of manual alternative expression oil-filled electric equipment moisture absorber device | |
CN104269248B (en) | A kind of interconnecting and switching formula respirator apparatus | |
CN204991363U (en) | A moisture absorption jar for oil charge electrical equipment | |
CN103016749B (en) | Automatic water drainage valve and air brake system | |
CN201608065U (en) | Dry purifier used for pneumatic operating mechanism extra high voltage circuit breaker | |
CN204991362U (en) | Interconnection exchange formula lasts respirator | |
CN201371020Y (en) | Car air condensate drier |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |