CN105006343A - Interconnected exchange-type continuous respirator device and using method thereof - Google Patents
Interconnected exchange-type continuous respirator device and using method thereof Download PDFInfo
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- CN105006343A CN105006343A CN201510451025.8A CN201510451025A CN105006343A CN 105006343 A CN105006343 A CN 105006343A CN 201510451025 A CN201510451025 A CN 201510451025A CN 105006343 A CN105006343 A CN 105006343A
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- way pipe
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Abstract
The invention relates to an interconnected exchange-type continuous respirator device and a using method thereof. The device comprises two respiration tanks filled with desiccant, and first, second, third and fourth three-way pipes. Each respiration pipe is internally provided with an electric heating component layer. An upper interface of the first three-way pipe is connected with an oil conservator pipeline of an oil-filled transformer. A lower interface of the first three-way pipe is connected with an upper interface of the third three-way pipe through a first electromagnetic valve. A lower interface of the third three-way pipe is connected with one respiration tank. Middle interfaces of the first and second three-way pipes are connected by a second electromagnetic valve. An upper interface of the second three-way pipe is connected with an oil conservator pipeline of an oil-filled transformer on-load voltage regulating switch. A lower interface of the second three-way pipe is connected with an upper interface of the fourth three-way pipe through a third electromagnetic valve. A lower interface of the fourth three-way pipe is connected with the other respiration tank. A middle interface of the fourth three-way pipe is connected with one end of the horizontal pipe of a T-shaped pipe through a fourth electromagnetic valve. The other end of the horizontal pipe of the T-shaped pipe is connected with a middle interface of the third three-way pipe through a fifth electromagnetic valve. A lower interface of the T-shaped pipe is connected with a vacuum pump. The respirator device has a compact structure, and drying of oil-filled electrical equipment and other equipment is facilitated.
Description
Technical field
The present invention relates to a kind of interconnecting and switching formula and continue respirator apparatus and using method thereof, be applied to oil-filled electric equipment, as equipment such as transformer, on-load voltage regulating switch, distribution transforming, capacitor, circuit breakers.
Background technology
The filling transformer of existing charging operation and the respirator design structure of on-load voltage regulating switch bottom also exist defect.The hygroscopic agent of respirator interior approximately used about six months, will lose efficacy because absorption air moisture content is saturated; If change hygroscopic agent not in time, the moist moisture content air of the long-term moisture absorption of electric equipment, inside electric appliance is entered through hygroscopic agent, because the insulating oil temperature on installation for transformer top is low, moisture content in air is easily attracted to insulating oil on the surface, the moisture content in transformer oil Long-term absorption air cause dielectric strength reduce or electric equipment bottom ponding too much.And every summer often meet thunderstorm weather or peak times of power consumption, inside transformer temperature is high, and moisture content is dissolved in that insulating oil makes dielectric strength reduce easily to discharge, explode, burnout failure rate improves greatly.Hygroscopic agent in respirator is changed in frequent power failure, needs to drop into a large amount of human and material resources, financial resources.Meanwhile, 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.
Transform respirator although also have on the market, or it is dry fast and effectively that hygroscopic agent cannot be made to obtain, drying is thorough not.
Summary of the invention
A kind of interconnecting and switching formula is the object of the present invention is to provide to continue respirator apparatus and using method thereof, this respirator apparatus not only compact conformation, the equipment such as convenience oil-filled electric equipment is dry, and drier in moisture absorption tank can rapid draing, and using method is easy simultaneously.
Technical program of the present invention lies in: a kind of interconnecting and switching formula continues respirator apparatus, comprise the breather tank and first that two are filled with drier respectively, second, 3rd, 4th three-way pipe, electric-heating assembly layer is provided with in described respiratory siphon, the upper end interface of described first three-way pipe is connected with the conservator pipeline of filling transformer, the lower end interface of the first three-way pipe is connected through the upper end interface of the first electromagnetically operated valve with the 3rd three-way pipe, the lower end interface of described 3rd three-way pipe is connected with a wherein breather tank, described first, the middle part interface of the second three-way pipe is connected through the second electromagnetically operated valve, the upper end interface of described second three-way pipe is connected with the conservator pipeline of filling transformer on-load voltage regulating switch, the lower end interface of the second three-way pipe is connected through the upper end interface of the 3rd electromagnetically operated valve with the 4th three-way pipe, the lower end interface of described 4th three-way pipe is connected with another breather tank, the middle part interface of the 4th three-way pipe is connected through the 4th electromagnetically operated valve transverse tube one end with a T-shaped pipe, the transverse tube other end of described T-shaped pipe is connected through the middle part interface of the 5th electromagnetically operated valve with the 3rd three-way pipe, the lower end interface of T-shaped pipe is connected with vacuum pumping pump.
Further, the middle part of described breather tank is run through respiratory siphon, the upper port of described respiratory siphon is connected with the 3rd or the 4th three-way pipe, the both sides outer wall of described breather tank is clear glass outer wall, described electric-heating assembly layer is arranged at clear glass outer wall and respiratory siphon, and described drier is filled and clear glass outer wall and electric-heating assembly layer and between electric-heating assembly layer and respiratory siphon.
Further, described respiratory siphon comprises the air-guide section being positioned at breather tank and the free segment be positioned at outside breather tank, the top of described air-guide section is spaced apart is provided with some gas ports, the respiratory siphon lower end first spring reset assembly being positioned at free segment is connected with a respiratory siphon shrouding, bottom on described breather tank between electric-heating assembly layer and respiratory siphon is provided with air inlet, the second spring reset assembly through being positioned at breather tank inside on described air inlet is connected with exhaust shrouding, bottom on described breather tank between clear glass outer wall and electric-heating assembly layer is provided with exhaust outlet, the 3rd spring reset assembly through being positioned at breather tank outside on described exhaust outlet is connected with air inlet shrouding.
Further, the air inlet being positioned at respiratory siphon side is connected with the U-tube be connected with the air inlet being positioned at respiratory siphon opposite side, and described U-tube bottom is connected with longitudinal pipe, described longitudinal pipe is provided with the 6th electromagnetically operated valve.
Further, described first spring reset assembly comprises the first adjusting bolt bar that two symmetries are bolted in respiratory siphon lower end, two first described adjusting bolt bars are slidably connected with one end of respiratory siphon shrouding respectively, are provided with the first reseting pressuring spring for oppressing respiratory siphon shrouding capping respiratory siphon lower end between the termination of described respiratory siphon shrouding and the first adjusting bolt bar; Described second spring reset assembly comprises the second adjusting bolt bar on bottom breather tank that two symmetries are bolted in air inlet both sides, two second described adjusting bolt bars are slidably connected with one end of exhaust shrouding respectively, are provided with for oppressing the second reseting pressuring spring being vented shrouding capping air inlet between the termination of described exhaust shrouding and the second adjusting bolt bar; Described 3rd spring reset assembly comprises the 3rd adjusting bolt bar on bottom breather tank that two symmetries are bolted in exhaust outlet both sides, described two the 3rd adjusting bolt bars are slidably connected with one end of air inlet shrouding respectively, are provided with the 3rd reseting pressuring spring for oppressing air inlet shrouding capping exhaust outlet between the termination of described air inlet shrouding and the 3rd adjusting bolt bar.
Further, some electric heating assemblies for bake drying agent are provided with from top to bottom in described electric-heating assembly layer, also be provided with top in electric-heating assembly layer and pass breather tank in order to detect the warm and humid transducer of the warm and humid situation of corresponding tank interior, described drier is silica-gel desiccant.
Further, sealed between described breather tank and respiratory siphon by sealing ring, described electric heating assembly is infrared heater or microwave applicator.
Further, the sealing of described respiratory siphon shrouding, exhaust shrouding and air inlet shrouding is in the trapezoidal protuberance being beneficial to sealing, the bottom of described clear glass outer wall is skewed, is also provided with air inlet and exhaust outlet and the separated stainless steel and iron silk screen of drier in first, second breather tank described.
Interconnecting and switching formula continues a using method for respirator apparatus, comprises the following steps:
1) open the first, the 3rd, the 6th electromagnetically operated valve, close the 4th, the 5th electromagnetically operated valve, make two breather tanks be in normal operating conditions respectively;
2) when the breather tank be connected with the 3rd three-way pipe makes moist need drying, close first, the 4th and the breather tank that is connected with the 3rd three-way pipe on the 6th electromagnetically operated valve, open second, third and the 5th electromagnetically operated valve, start the electric-heating assembly layer in vacuum pumping pump and this breather tank simultaneously, make the moisture in the drier of this breather tank be heated into water vapour, and extract water vapour out this breather tank by vacuum pumping pump;
3) when the breather tank be connected with the 4th three-way pipe makes moist need drying, close the 6th electromagnetically operated valve on the 3rd, the 5th and the breather tank that is connected with the 4th three-way pipe, open first, second, the 4th electromagnetically operated valve, start the electric-heating assembly layer in vacuum pumping pump and this breather tank simultaneously, moisture in the drier of this breather tank is heated into water vapour, and extracts water vapour out this breather tank by vacuum pumping pump.
Compared with prior art, the present invention has the following advantages: the present invention not only structure is simple, the convenient equipment such as filling transformer and filling transformer on-load voltage regulating switch that is used for dehumidifies, and be conducive to the moisture of the drier inside in moisture absorption tank to be heated into water vapour, and extracted out by vacuum pumping pump, rate of drying is fast; The heating-up temperature adopted is low, and drier chemical analysis is not easy to destroy, and long service life, can realize the drying of drier fast, and drying effect is good, and be easy to observe, the dry run realizing drier is artificially controlled; To manufacture convenient simultaneously, and cost is lower, effectively can stop outside air moisture and enter into transformer, support equipment safety; Filling transformer and filling transformer on-load voltage regulating switch continuous service can also be ensured, reduce operating cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is breath device structural representation of the present invention.
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, but the present invention is not limited to this.
With reference to figure 1 and Fig. 2
A kind of interconnecting and switching formula continues respirator apparatus, comprise the breather tank 1 that two are filled with drier 3 respectively, 2 and first three-way pipe 4, second three-way pipe 5, 3rd three-way pipe 6, 4th three-way pipe 7, electric-heating assembly layer 19 is provided with in described respiratory siphon, the upper end interface 4-1 of described first three-way pipe is connected with the conservator pipeline of filling transformer 8, the lower end interface 4-2 of the first three-way pipe is connected with the upper end interface 6-1 of the 3rd three-way pipe through the first electromagnetically operated valve 9, the lower end interface 6-2 of described 3rd three-way pipe is connected with a wherein breather tank 1, described first, the middle part interface 4-3 of the second three-way pipe, 4-4 is connected through the second electromagnetically operated valve 10, the upper end interface 5-1 of described second three-way pipe is connected with the conservator pipeline of filling transformer on-load voltage regulating switch 11, the lower end interface 5-2 of the second three-way pipe is connected with the upper end interface 7-1 of the 4th three-way pipe through the 3rd electromagnetically operated valve 12, the lower end interface 7-2 of described 4th three-way pipe is connected with another breather tank 2, the middle part interface 7-3 of the 4th three-way pipe is connected through the 4th electromagnetically operated valve 13 transverse tube one end with a T-shaped pipe 14, the transverse tube other end of described T-shaped pipe is connected with the middle part interface 6-3 of the 3rd three-way pipe through the 5th electromagnetically operated valve 15, the lower end interface of T-shaped pipe is connected with vacuum pumping pump 16.
In the present embodiment, the middle part of described breather tank is run through respiratory siphon 17, the upper port of described respiratory siphon is connected with the 3rd or the 4th three-way pipe, the both sides outer wall of described breather tank is clear glass outer wall, described electric-heating assembly layer 19 is arranged at clear glass outer wall and respiratory siphon 17, and described drier 3 is filled and clear glass outer wall and electric-heating assembly layer 19 and between electric-heating assembly layer and respiratory siphon.
In the present embodiment, described respiratory siphon comprises the air-guide section being positioned at breather tank and the free segment be positioned at outside breather tank, the top of described air-guide section is spaced apart is provided with some gas port 17-1, the respiratory siphon lower end first spring reset assembly being positioned at free segment is connected with a respiratory siphon shrouding 21, bottom on described breather tank between electric-heating assembly layer and respiratory siphon is provided with air inlet 22, the second spring reset assembly through being positioned at breather tank inside on described air inlet is connected with exhaust shrouding 24, bottom on described breather tank between clear glass outer wall and electric-heating assembly layer is provided with exhaust outlet 25, the 3rd spring reset assembly through being positioned at breather tank outside on described exhaust outlet is connected with air inlet shrouding 27, enter in breather tank through air inlet to prevent operationally outside humid air.
In the present embodiment, the air inlet being positioned at respiratory siphon side is connected with the U-tube 31 be connected with the air inlet being positioned at respiratory siphon opposite side, described U-tube bottom is connected with longitudinal pipe 32, described longitudinal pipe is provided with the 6th electromagnetically operated valve 33, thus prevents from the operationally outside humid air of vacuum pumping pump from entering in breather tank through air inlet affecting desiccant dryness effect.
In the present embodiment, described first spring reset assembly comprises the first adjusting bolt bar 20-1 that two symmetries are bolted in respiratory siphon lower end, two first described adjusting bolt bars are slidably connected with one end of respiratory siphon shrouding respectively, are provided with the first reseting pressuring spring 20-2 for oppressing respiratory siphon shrouding capping respiratory siphon lower end between the termination of described respiratory siphon shrouding and the first adjusting bolt bar; Described second spring reset assembly comprises the second adjusting bolt bar 23-1 on bottom breather tank that two symmetries are bolted in air inlet both sides, two second described adjusting bolt bars are slidably connected with one end of exhaust shrouding respectively, are provided with for oppressing the second reseting pressuring spring 23-2 being vented shrouding capping air inlet between the termination of described exhaust shrouding and the second adjusting bolt bar; Described 3rd spring reset assembly comprises the 3rd adjusting bolt bar 26-1 on bottom breather tank that two symmetries are bolted in exhaust outlet both sides, described two the 3rd adjusting bolt bars are slidably connected with one end of air inlet shrouding respectively, are provided with the 3rd reseting pressuring spring 26-2 for oppressing air inlet shrouding capping exhaust outlet between the termination of described air inlet shrouding and the 3rd adjusting bolt bar.
In the present embodiment, some electric heating assembly 19-1 for bake drying agent are provided with from top to bottom in described electric-heating assembly layer, also be provided with top in electric-heating assembly layer and pass breather tank and bottom is positioned at electric-heating assembly layer in order to detect the warm and humid transducer 19-2 of the warm and humid situation of corresponding tank interior, so that the temperature detected in breather tank and wetness, provide data foundation for when electric-heating assembly layer works.Described drier is silica-gel desiccant, activated alumina desiccant or calcium chloride drier.
In the present embodiment, sealed between described breather tank and respiratory siphon by sealing ring, described electric heating assembly is infrared heater or microwave applicator.
In the present embodiment, in order to better capping respiratory siphon, exhaust outlet and air inlet, the sealing of described respiratory siphon shrouding, exhaust shrouding and air inlet shrouding is in the trapezoidal protuberance being beneficial to sealing, the bottom of described clear glass outer wall is skewed, also be provided with air inlet and exhaust outlet and the separated stainless steel and iron silk screen 18 of drier in first, second breather tank described, block air inlet or exhaust outlet to prevent drier.
This interconnecting and switching formula continues the using method of respirator apparatus, comprises the following steps:
1) course of normal operation is as follows: open the first, the 3rd, the 6th electromagnetically operated valve, closes the 4th, the 5th electromagnetically operated valve, makes two breather tanks respectively in running order, and the second electromagnetically operated valve can cut out and also can open.
2) when the breather tank be connected with the 3rd three-way pipe makes moist need drying, close first, the 4th and the breather tank that is connected with the 3rd three-way pipe on the 6th electromagnetically operated valve, open second, third and the 5th electromagnetically operated valve, start the electric-heating assembly layer in vacuum pumping pump and this breather tank simultaneously, moisture in drier in this side breather tank is heated into water vapour, and extract water vapour out this breather tank by vacuum pumping pump, to reach the object of flash baking drier.
3) when the breather tank be connected with the 4th three-way pipe makes moist need drying, close the 6th electromagnetically operated valve on the 3rd, the 5th and the breather tank that is connected with the 4th three-way pipe, open first, second, the 4th electromagnetically operated valve, start the electric-heating assembly layer in vacuum pumping pump and this breather tank simultaneously, moisture in drier in this breather tank is heated into water vapour, and extract water vapour out this breather tank by vacuum pumping pump, to reach the object of flash baking drier, so that drier reuses, and drying effect is good, thoroughly dry.
When oil-filled electric equipment operating load increases, as inside transformer temperature raises, insulating oil volume becomes large, and transformer upper end conservator inner air enters in air through the exhaust outlet of breather tank; 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 breather tank, and the drier in breather tank is then by the moisture absorption in air and by dried air flow device interior; When oil-filled electric equipment breaks down or accident needs Quick air-discharge to arrange insulating oil, or when analyzing the various gas of insulating oil high temperature, realize inside electric appliance fast decompression and efflux gas or oil body by the door open structure of respiratory siphon lower end.Opened and closed by the shrouding regulating the elastic force of back-moving spring can realize under different conditions, thus meet the demand of above-mentioned implementation process.
The foregoing is only preferred embodiment of the present invention, for the ordinary skill in the art, according to instruction of the present invention, design multi-form interconnecting and switching formula and continue respirator apparatus and using method does not need performing creative labour, all equalizations made according to the present patent application the scope of the claims change, revise, replace and modification without departing from the principles and spirit of the present invention, all should belong to covering scope of the present invention.
Claims (9)
1. an interconnecting and switching formula continues respirator apparatus, comprise the breather tank and first that two are filled with drier respectively, second, 3rd, 4th three-way pipe, it is characterized in that, electric-heating assembly layer is provided with in described respiratory siphon, the upper end interface of described first three-way pipe is connected with the conservator pipeline of filling transformer, the lower end interface of the first three-way pipe is connected through the upper end interface of the first electromagnetically operated valve with the 3rd three-way pipe, the lower end interface of described 3rd three-way pipe is connected with a wherein breather tank, described first, the middle part interface of the second three-way pipe is connected through the second electromagnetically operated valve, the upper end interface of described second three-way pipe is connected with the conservator pipeline of filling transformer on-load voltage regulating switch, the lower end interface of the second three-way pipe is connected through the upper end interface of the 3rd electromagnetically operated valve with the 4th three-way pipe, the lower end interface of described 4th three-way pipe is connected with another breather tank, the middle part interface of the 4th three-way pipe is connected through the 4th electromagnetically operated valve transverse tube one end with a T-shaped pipe, the transverse tube other end of described T-shaped pipe is connected through the middle part interface of the 5th electromagnetically operated valve with the 3rd three-way pipe, the lower end interface of T-shaped pipe is connected with vacuum pumping pump.
2. a kind of interconnecting and switching formula according to claim 1 continues respirator apparatus, it is characterized in that, the middle part of described breather tank is run through respiratory siphon, the upper port of described respiratory siphon is connected with the 3rd or the 4th three-way pipe, the both sides outer wall of described breather tank is clear glass outer wall, described electric-heating assembly layer is arranged at clear glass outer wall and respiratory siphon, and described drier is filled and clear glass outer wall and electric-heating assembly layer and between electric-heating assembly layer and respiratory siphon.
3. a kind of interconnecting and switching formula according to claim 2 continues respirator apparatus, it is characterized in that, described respiratory siphon comprises the air-guide section being positioned at breather tank and the free segment be positioned at outside breather tank, the top of described air-guide section is spaced apart is provided with some gas ports, the respiratory siphon lower end first spring reset assembly being positioned at free segment is connected with a respiratory siphon shrouding, bottom on described breather tank between electric-heating assembly layer and respiratory siphon is provided with air inlet, the second spring reset assembly through being positioned at breather tank inside on described air inlet is connected with exhaust shrouding, bottom on described breather tank between clear glass outer wall and electric-heating assembly layer is provided with exhaust outlet, the 3rd spring reset assembly through being positioned at breather tank outside on described exhaust outlet is connected with air inlet shrouding.
4. a kind of interconnecting and switching formula according to claim 3 continues respirator apparatus, it is characterized in that, the air inlet being positioned at respiratory siphon side is connected with the U-tube be connected with the air inlet being positioned at respiratory siphon opposite side, described U-tube bottom is connected with longitudinal pipe, described longitudinal pipe is provided with the 6th electromagnetically operated valve.
5. a kind of interconnecting and switching formula according to claim 3 or 4 continues respirator apparatus, it is characterized in that, described first spring reset assembly comprises the first adjusting bolt bar that two symmetries are bolted in respiratory siphon lower end, two first described adjusting bolt bars are slidably connected with one end of respiratory siphon shrouding respectively, are provided with the first reseting pressuring spring for oppressing respiratory siphon shrouding capping respiratory siphon lower end between the termination of described respiratory siphon shrouding and the first adjusting bolt bar; Described second spring reset assembly comprises the second adjusting bolt bar on bottom breather tank that two symmetries are bolted in air inlet both sides, two second described adjusting bolt bars are slidably connected with one end of exhaust shrouding respectively, are provided with for oppressing the second reseting pressuring spring being vented shrouding capping air inlet between the termination of described exhaust shrouding and the second adjusting bolt bar; Described 3rd spring reset assembly comprises the 3rd adjusting bolt bar on bottom breather tank that two symmetries are bolted in exhaust outlet both sides, described two the 3rd adjusting bolt bars are slidably connected with one end of air inlet shrouding respectively, are provided with the 3rd reseting pressuring spring for oppressing air inlet shrouding capping exhaust outlet between the termination of described air inlet shrouding and the 3rd adjusting bolt bar.
6. a kind of interconnecting and switching formula according to claim 1 and 2 continues respirator apparatus, it is characterized in that, some electric heating assemblies for bake drying agent are provided with from top to bottom in described electric-heating assembly layer, also be provided with top in electric-heating assembly layer and pass breather tank in order to detect the warm and humid transducer of the warm and humid situation of corresponding tank interior, described drier is silica-gel desiccant.
7. a kind of interconnecting and switching formula according to claim 7 continues respirator apparatus, it is characterized in that, is sealed between described breather tank and respiratory siphon by sealing ring, and described electric heating assembly is infrared heater or microwave applicator.
8. a kind of interconnecting and switching formula according to claim 3 continues respirator apparatus, it is characterized in that, the sealing of described respiratory siphon shrouding, exhaust shrouding and air inlet shrouding is in the trapezoidal protuberance being beneficial to sealing, the bottom of described clear glass outer wall is skewed, is also provided with air inlet and exhaust outlet and the separated stainless steel and iron silk screen of drier in first, second breather tank described.
9. interconnecting and switching formula continues a using method for respirator apparatus as claimed in claim 4, it is characterized in that, comprises the following steps:
1) open the first, the 3rd, the 6th electromagnetically operated valve, close the 4th, the 5th electromagnetically operated valve, make two breather tanks be in normal operating conditions respectively;
2) when the breather tank be connected with the 3rd three-way pipe makes moist need drying, close first, the 4th and the breather tank that is connected with the 3rd three-way pipe on the 6th electromagnetically operated valve, open second, third and the 5th electromagnetically operated valve, start the electric-heating assembly layer in vacuum pumping pump and this breather tank simultaneously, make the moisture in the drier of this breather tank be heated into water vapour, and extract water vapour out this breather tank by vacuum pumping pump;
3) when the breather tank be connected with the 4th three-way pipe makes moist need drying, close the 6th electromagnetically operated valve on the 3rd, the 5th and the breather tank that is connected with the 4th three-way pipe, open first, second, the 4th electromagnetically operated valve, start the electric-heating assembly layer in vacuum pumping pump and this breather tank simultaneously, moisture in the drier of this breather tank is heated into water vapour, and extracts water vapour out this breather tank by vacuum pumping pump.
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| CN201510451025.8A CN105006343B (en) | 2015-07-29 | 2015-07-29 | A kind of interconnecting and switching formula continues respirator apparatus and its application method |
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| CN201510451025.8A CN105006343B (en) | 2015-07-29 | 2015-07-29 | A kind of interconnecting and switching formula continues respirator apparatus and its application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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|---|---|---|---|---|
| JP2002280243A (en) * | 2001-03-21 | 2002-09-27 | Fuji Electric Co Ltd | Method and device for drying electrical apparatus |
| CN104269247A (en) * | 2014-10-17 | 2015-01-07 | 国家电网公司 | Parallel moisture absorber |
| CN104269248A (en) * | 2014-10-17 | 2015-01-07 | 国家电网公司 | Interconnection exchange respirator device |
| CN204991362U (en) * | 2015-07-29 | 2016-01-20 | 国家电网公司 | Interconnection exchange formula lasts respirator |
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2015
- 2015-07-29 CN CN201510451025.8A patent/CN105006343B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002280243A (en) * | 2001-03-21 | 2002-09-27 | Fuji Electric Co Ltd | Method and device for drying electrical apparatus |
| CN104269247A (en) * | 2014-10-17 | 2015-01-07 | 国家电网公司 | Parallel moisture absorber |
| CN104269248A (en) * | 2014-10-17 | 2015-01-07 | 国家电网公司 | Interconnection exchange respirator device |
| CN204991362U (en) * | 2015-07-29 | 2016-01-20 | 国家电网公司 | Interconnection exchange formula lasts respirator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| Publication number | Publication date |
|---|---|
| CN105006343B (en) | 2017-06-06 |
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